CN216708138U - Injection head production line for plastic hose - Google Patents

Abstract

The utility model discloses a head injection production line for plastic hoses, which comprises a pipe arranging module, a transfer transportation module and a vertical injection molding module, wherein the pipe arranging module is used for arranging a plastic hose; the pipe arranging module comprises a material storage box and a feeding conveying mechanism, wherein the feeding conveying mechanism comprises a feeding conveying belt and a transferring and swinging mechanism for transferring the plastic hose on the feeding conveying belt to the transferring and conveying module; the transfer transportation module comprises a multi-axis robot and a calandria plugging and unplugging device, wherein the calandria plugging and unplugging device comprises a transfer translation mechanism, a horizontal pushing mechanism and a turnover mechanism, the transfer translation mechanism is used for bearing the plastic hose from the transfer swing mechanism and transferring the plastic hose, the horizontal pushing mechanism is used for pushing the transfer translation mechanism to the turnover mechanism, and the turnover mechanism is used for overturning the plastic hose; the tail end of the multi-axis robot is provided with a clamp device; the vertical injection molding module comprises a vertical injection molding machine and an injection mold. The injection head production line can realize full-automatic plastic hose injection head production, does not need manual participation, and is favorable for improving the production efficiency.

Description

Injection head production line for plastic hose

Technical Field

The utility model relates to plastic hose production equipment, in particular to a head injection production line for plastic hoses.

Background

The tubular circular tube production equipment mainly comprises an injection molding machine and a mold, wherein the injection molding machine and the mold are in an independent separation state, and no connection exists between the injection molding machine and the mold. In actual production, the plastic hoses need to be manually loaded, transported and unloaded, that is, the plastic hoses (without heads) need to be manually put into an injection molding machine one by one from a storage area, and after injection molding, the finished injection head plastic pipe is transferred to the next station.

The existing plastic hose production equipment has the following defects: the plastic hose is manually fed, transported and discharged, so that manpower and material resources are wasted, and the production efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the existing problems and provides a plastic hose injection head production line, which can realize full-automatic plastic hose injection head production without manual participation and is beneficial to improving the production efficiency.

The purpose of the utility model is realized by the following technical scheme:

a head injection production line for plastic hoses comprises a pipe arranging module, a transfer transportation module and a vertical injection molding module;

the pipe arranging module comprises a storage box and a feeding conveying mechanism, wherein the feeding conveying mechanism comprises a feeding conveying belt and a transferring and swinging mechanism for transferring the plastic hose on the feeding conveying belt to the transfer and transportation module;

the transfer transportation module comprises a multi-axis robot and a calandria plugging and unplugging device, wherein the calandria plugging and unplugging device comprises a transfer translation mechanism, a horizontal pushing mechanism and a turnover mechanism, the transfer translation mechanism is used for bearing the plastic hose from the transfer swing mechanism and transferring the plastic hose, the horizontal pushing mechanism is used for pushing the transfer translation mechanism to the turnover mechanism, and the turnover mechanism is used for overturning the plastic hose; the tail end of the multi-axis robot is provided with a clamp device for clamping the plastic hose and the finished plastic pipe;

the vertical injection molding module comprises a vertical injection molding machine and an injection mold.

The working principle of the injection head production line for the plastic hose is as follows:

when the device works, the plastic hoses are put into the storage box, the plastic hoses are sorted in the storage box and are distributed in sequence; the plastic hoses are distributed on the feeding conveyer belt and are conveyed forwards by the feeding conveyer belt; when the plastic hose is conveyed to a station of the transfer swing mechanism, the transfer swing mechanism transfers the plastic hose to a transfer translation mechanism of the calandria plugging and unplugging device, the transfer translation mechanism conveys the plastic hose to the front of the turnover mechanism, and then the horizontal pushing mechanism pushes the plastic hose on the transfer translation mechanism into the turnover mechanism; the turnover mechanism turns over for 90 degrees, and the plastic hose in the horizontal direction is turned over to be in the vertical direction; the multi-axis robot is close to the turnover mechanism, clamps the plastic hose through the clamp device, then transfers the plastic hose to an injection mold, and is subjected to injection molding through a vertical injection molding machine; the multi-axis robot is close to the vertical injection molding machine, and the finished plastic pipe is transferred to a blanking station, so that an action cycle is completed.

According to a preferable scheme of the utility model, the tail end of the feeding conveyer belt is provided with a posture recognition mechanism for recognizing and detecting positive and negative postures of the plastic hose and a material blocking mechanism for blocking the plastic hose, the posture recognition mechanism comprises a visual recognition camera and a background processor, and the visual recognition camera is connected to a rack of the feeding conveyer belt through an adjusting bracket;

the material blocking mechanism comprises a material blocking plate and a material blocking driving mechanism for driving the material blocking plate to move; when the plastic hose conveying device works, the material blocking driving mechanism drives the material blocking plate to extend onto the surface of the feeding conveying belt and is used for limiting and blocking the plastic hose; when the gesture recognition mechanism recognizes that the current plastic hose gesture is wrong, the material blocking driving mechanism drives the material blocking plate to be away from the surface of the feeding conveying belt, the plastic hose with the wrong gesture is conveyed to other stations through the feeding conveying belt, and unified collection is carried out.

Further, the material blocking driving mechanism comprises a material blocking driving cylinder, and a telescopic rod of the material blocking driving cylinder is connected with the material blocking plate.

In a preferred embodiment of the present invention, the transfer swing mechanism includes a suction cup for gripping the plastic hose, a horizontal rotation driving mechanism for driving the suction cup to rotate on a horizontal plane, and a swing driving mechanism for driving the suction cup to move in a vertical plane, and the suction cup is communicated with the negative pressure device.

Further, horizontal rotation actuating mechanism includes horizontal rotation drive actuating cylinder, the sucking disc passes through the horizontal rotation mounting bracket to be connected on the drive end of horizontal rotation drive actuating cylinder.

Furthermore, the swing driving mechanism comprises a swing arm, a swing driving motor and a swing transmission assembly, one end of the swing arm is rotatably connected to the swing mounting frame through a first rotating shaft, the other end of the swing arm is connected with the horizontal rotation driving mechanism through a second rotating shaft, and the sucker is connected to the horizontal rotation driving mechanism; a posture maintaining assembly is arranged between the first rotating shaft and the second rotating shaft and comprises two belt wheels and a belt arranged between the two belt wheels, and the two belts are fixedly arranged on the first rotating shaft and the second rotating shaft respectively;

the swing driving motor is fixedly arranged on the swing mounting frame;

the swing transmission assembly comprises a crankshaft wheel and a connecting rod, an output shaft of the swing driving motor is coaxially connected with the crankshaft wheel, one end of the connecting rod is eccentrically and rotatably connected to the crankshaft wheel, and the other end of the connecting rod is rotatably connected to the swing arm.

Through above-mentioned structure, when swing driving motor drive bent axle wheel rotated, the connecting rod promoted the swing arm and swung around the second axis of rotation to the drive sucking disc removes in the vertical plane. Further, because the posture maintaining assembly is arranged between the first rotating shaft and the second rotating shaft, when the swing arm swings, the belt wheel on the first rotating shaft cannot rotate, and therefore the posture of the sucker is guaranteed to be unchanged (horizontally placed).

In a preferred embodiment of the present invention, the transfer translation mechanism includes a transfer translation seat and a transfer translation driving mechanism for driving the transfer translation seat to perform lateral movement, and the transfer translation seat is provided with a plurality of horizontal placement grooves.

Further, transfer translation actuating mechanism includes transfer translation driving motor and transfer translation transmission assembly, transfer translation transmission assembly includes hold-in range and synchronizing wheel. Through the structure, the transfer translation seat bears the plastic hose to move towards the turnover mechanism under the drive of the transfer translation driving motor.

According to a preferable scheme of the utility model, the horizontal pushing mechanism comprises a horizontal pushing plate and a horizontal pushing driving mechanism, the driving direction of the horizontal pushing driving mechanism is vertical to the transfer direction of the transfer translation mechanism, the horizontal pushing driving mechanism comprises a horizontal pushing driving cylinder, and the horizontal pushing plate is fixedly connected with a telescopic rod of the horizontal pushing driving cylinder.

In a preferred embodiment of the present invention, the turnover mechanism includes a support assembly for supporting the plastic hose and a turnover driving mechanism for driving the support assembly to turn over, the support assembly includes a support column and a support positioning kit, and the support positioning kit is sleeved on the support column.

Further, when the supporting assemblies are horizontally placed, at least two groups of supporting assemblies are arranged in the vertical direction, and each group of supporting assemblies comprises a plurality of supporting assemblies.

Further, the overturning driving mechanism comprises an overturning driving cylinder and an overturning arm; the support column is arranged on the turnover frame, and the turnover frame is rotatably connected to the turnover mounting frame; the two ends of the overturning arm are respectively hinged with a telescopic rod of the overturning driving cylinder and a rotating shaft of the overturning frame, and a cylinder body of the overturning driving cylinder is hinged on the overturning rack.

Through above-mentioned structure, under the drive of upset drive actuating cylinder, the roll-over stand overturns to the supporting component upset on the drive upset makes the supporting column can switch in level and vertical direction.

Further, the turnover frame comprises a fixed frame and an adjustable frame, the adjustable frame comprises a first adjustable frame and a second adjustable frame, and the first adjustable frame and the second adjustable frame are horizontally arranged on the fixed frame in parallel;

an adjusting screw is arranged between the fixed frame and the adjustable frame, the head of the adjusting screw is rotationally connected to the fixed frame, and the other end of the adjusting screw is respectively connected with the first adjustable frame and the second adjustable frame through a thread structure; the thread structure on the first adjustable frame is opposite to that of the second adjustable frame. Through above-mentioned structure, can adjust the interval between first adjustable frame and the second adjustable frame, satisfy different mould overall arrangement demands.

Furthermore, a sliding guide structure is arranged between the fixed frame and the adjustable frame, the sliding guide structure comprises a sliding block and a guide rail, the sliding block is fixedly arranged on the first adjustable frame and the second adjustable frame, and the guide rail is arranged on the fixed frame.

In a preferred embodiment of the present invention, the turnover mechanism is provided with a label aligning mechanism, the label aligning mechanism includes a color code electric eye and a label aligning rotation driving mechanism, the color code electric eye is fixedly arranged on the turnover frame, and a detection direction of the color code electric eye is perpendicular to an axis of the support column and is located on a side surface of the support positioning kit;

the label aligning rotary driving mechanism is connected with the supporting column through a transmission assembly. Through the structure, the plastic hose is provided with the positioning cursor, after the plastic hose is inserted on the supporting column, the supporting column is driven to rotate by the mark rotating driving mechanism, the color mark electric eye is used for positioning detection, after the cursor is detected, the position can be stopped according to the set deflection angle, the circumferential directions of the hoses with different printing patterns are consistent, and the deflection angle can be independently and freely set according to the requirements of customers, such as 30 degrees, 50 degrees and the like.

Further, the benchmarking rotary driving mechanism comprises a benchmarking rotary driving motor and a benchmarking rotary transmission assembly, and the benchmarking rotary transmission assembly is connected between the benchmarking rotary driving motor and the supporting column.

According to a preferable scheme of the utility model, the transfer transportation module further comprises a vertical driving mechanism for driving the turnover mechanism to vertically move, the vertical driving mechanism comprises a vertical driving cylinder, a cylinder body of the vertical driving cylinder is fixed on the turnover rack, and a telescopic rod of the vertical driving cylinder is fixedly connected with the turnover mounting frame. Through above-mentioned structure, when the supporting component level was placed, vertical driving cylinder can drive not the supporting component of co-altitude and remove the dead ahead to transfer translation seat to bear many batches of material, improve transfer efficiency.

In a preferred aspect of the present invention, the clamping device includes a first clamping mechanism for clamping the plastic hose conveyed from the previous station to the injection mold, and a second clamping mechanism for clamping the finished injection head plastic pipe conveyed from the injection mold to the next station;

the first clamping mechanism comprises a circular tube clamping mechanism and an elliptical clamping mechanism, the circular tube clamping mechanism comprises two circular tube clamping plates which are oppositely arranged and a circular tube clamping driving mechanism for driving the two circular tube clamping plates to move, and a plurality of inwards concave arc surfaces are arranged on opposite surfaces of the two circular tube clamping plates;

the oval clamping mechanism comprises two oval clamping plates which are oppositely arranged and an oval clamping driving mechanism for driving the two oval clamping plates to move, and a plurality of concave oval surfaces are arranged on opposite surfaces of the two oval clamping plates;

the second clamping mechanism comprises two oppositely arranged second clamping plates and a second clamping driving mechanism used for driving the two second clamping plates to move, and a plurality of concave second clamping surfaces are arranged on opposite surfaces of the two second clamping plates.

The working principle of the clamp device is as follows:

when a round plastic hose (vertically placed) needs to be conveyed to an injection mold of an injection molding machine from a previous station, the multi-axis robot drives and adjusts the postures of the first clamping mechanism and the second clamping mechanism, so that the first clamping mechanism is positioned above the plastic hose, and at the moment, a certain distance is reserved between the two circular tube clamping plates; the multi-axis robot continues to move downwards until the two circular tube clamping plates are positioned at two sides of the corresponding plastic hose (at the moment, each pair of concave arc surfaces corresponds to one plastic hose). And then, the circular tube clamping driving mechanism drives the two circular tube clamping plates to approach each other, and the concave arc surfaces on two sides are directly extruded on the plastic hose to clamp the plastic hose. And then the multi-axis robot drives the plastic hose to be positioned right above the injection mold, the plastic hose moves downwards to be sleeved on the injection mold, the two circular pipe clamping plates are driven by the circular pipe clamping driving mechanism to be away from each other, the plastic hose is completely transferred to the injection mold, and then the injection molding operation is started. Further, if the oval plastic hose needs to be processed by injection molding, the oval clamping driving mechanism drives the two oval clamping plates to approach each other, the plastic hose is extruded by the concave oval surface, the plastic hose is corrected into an oval shape, and then the plastic hose is transferred to a corresponding injection mold.

When in need, the multi-axis robot can drive the first clamping mechanism and the second clamping mechanism to rotate 180 degrees, and the positions are interchanged, so that the first clamping mechanism or the second clamping mechanism is close to the corresponding station.

After the injection molding is finished, the multi-axis robot drives the second clamping mechanism to move right above the finished product plastic pipe and then move forwards, the second clamping driving mechanism drives the two second clamping plates to mutually approach, and the second clamping surfaces on two sides are directly extruded on the finished product plastic pipe to complete clamping of the finished product plastic pipe. And finally, the multi-axis robot drives the finished plastic pipe taken out of the injection mold to be transferred to a blanking station.

In a preferred embodiment of the present invention, the oval holding plate is located below the circular tube holding plate. Therefore, the circular tube clamping plate is clamped at the upper end of the circular plastic hose, and the plastic hose can be clamped; when the circular plastic hose is deformed into the elliptical plastic hose, the elliptical clamping plate is required to be extruded at the middle position of the plastic hose so as to complete the elliptical shaping operation under balanced stress.

In a preferred embodiment of the present invention, the extending direction of the second clamping plate is parallel to the extending direction of the pipe clamping plate.

In a preferred aspect of the present invention, the second clamping surface is formed in an elliptical shape or a circular shape.

In a preferable embodiment of the present invention, at least two groups of the first clamping mechanism and the second clamping mechanism are provided;

at least two groups of first clamping mechanisms are arranged along the extending direction vertical to the circular tube clamping plate; at least two groups of second clamping mechanisms are arranged along the extending direction which is perpendicular to the second clamping plate. Through above-mentioned structure, can once only adorn at more plastic hose, improve conveying efficiency.

According to a preferable scheme of the utility model, the circular tube clamping and driving mechanism comprises a circular tube clamping and driving cylinder, the circular tube clamping and driving cylinder is provided with two driving ends, and the two driving ends are respectively connected with the two circular tube clamping plates. Through the structure, under the driving of the circular tube clamping driving cylinder, the two driving ends respectively drive the two circular tube clamping plates to be close to or far away from each other.

In a preferred embodiment of the present invention, the elliptical clamping driving mechanism includes an elliptical clamping driving cylinder, the elliptical clamping driving cylinder has two driving ends, and the two driving ends are respectively connected to the two elliptical clamping plates. Through the structure, under the driving of the oval clamping driving air cylinder, the two driving ends respectively drive the two oval clamping plates to be close to or far away from each other.

Further, the oval clamping plate is fixedly connected with the driving end of the oval clamping driving cylinder through a jacking pipe limiting support; and a guide steel column is arranged between the jacking pipe limiting support and the oval clamping plate.

In a preferred embodiment of the present invention, the second clamping driving mechanism includes a second clamping driving cylinder, the second clamping driving cylinder is provided with two driving ends, and the two driving ends are respectively connected to the two second clamping plates. Through the structure, under the driving of the second clamping driving air cylinder, the two driving ends respectively drive the two second clamping plates to be close to or far away from each other.

In a preferred embodiment of the present invention, each of the first clamping mechanism and the second clamping mechanism includes a top limiting plate for limiting a top of the plastic hose, and the top limiting plate is disposed above the clamping position.

In a preferred embodiment of the present invention, the first clamping mechanism and the second clamping mechanism are fixedly disposed on a clamp frame, and a connecting portion for connecting with the multi-axis robot is disposed on the clamp frame.

Compared with the prior art, the utility model has the following beneficial effects:

the injection head production line for the plastic hose can realize full-automatic injection head production of the plastic hose without manual participation, and is favorable for improving the production efficiency.

Drawings

Fig. 1 is a side view of a first embodiment of an injection head line for plastic hoses in accordance with the present invention.

Fig. 2 is a plan view of a first embodiment of an injection molding line for plastic hoses according to the present invention.

Fig. 3-4 are schematic perspective views of a first embodiment of an injection molding line for plastic hoses according to the present invention from two different perspectives.

Fig. 5 is a schematic perspective view of a second embodiment of the injection molding head production line for plastic hoses according to the present invention.

Fig. 6-7 are schematic perspective views of the pipe management module in fig. 3 from two different viewing angles.

Fig. 8 is an enlarged view of X in fig. 7.

Fig. 9-10 are schematic perspective views of the transfer swing mechanism of fig. 6 from two different perspectives.

Fig. 11 is a top view of the transit module of fig. 3.

Fig. 12 is a schematic perspective view of the transit module in fig. 3.

Fig. 13 is an enlarged view of Y in fig. 12.

Fig. 14 is a perspective view of the turnover mechanism in fig. 11.

Fig. 15 is a perspective view of the support assembly of fig. 11.

Fig. 16 is a front view of the first embodiment of the transit transport module of fig. 3.

Fig. 17 is a plan view of a first embodiment of a clamping device of the transit module of fig. 3.

Fig. 18 is a right side view of the first embodiment of the clamping device of the transit module of fig. 3.

Fig. 19 to 20 are schematic perspective views from two different perspectives of the first embodiment of the clamping device of the transit module shown in fig. 3.

Fig. 21 is a plan view of a second embodiment of a clamping device of the transit module of fig. 3.

Fig. 22 to 23 are schematic perspective views from two different perspectives of a second embodiment of the clamping device of the transit module in fig. 3.

Detailed Description

In order to make those skilled in the art understand the technical solutions of the present invention well, the following description of the present invention is provided with reference to the embodiments and the accompanying drawings, but the embodiments of the present invention are not limited thereto.

Example 1

The injection head production line for the plastic hose of the embodiment adopts PLC program control, human-computer interface display and fault alarm display, and is provided with a pressure alarm device and a material shortage alarm device; the device is linked with an injection molding machine to prevent the machine collision; possess the material loading function (can 1 out 8, 1 out 10, 1 out 12 freely switch) according to the actual production chamber number of mould, can carry out direction location according to hose printing characteristic, correct through oval anchor clamps, realize oval pipe production.

Referring to fig. 1-4, the injection head production line for the plastic hose of the present embodiment includes a pipe arranging module 1, a transfer transportation module 2, a vertical injection molding module 3, and a blanking module 4; the pipe arranging module 1 comprises a material storage box 11 and a feeding conveying mechanism, wherein the feeding conveying mechanism comprises a feeding conveying belt 12 and a transferring and swinging mechanism for transferring the plastic hoses on the feeding conveying belt 12 to the transfer and transportation module 2; in particular, the pipe arranging module 1 can adopt a pipe arranging machine in the prior art, and other structures of the feeding conveying mechanism can refer to structures in the prior art.

Referring to fig. 6-10, a posture recognition mechanism for recognizing and detecting the positive and negative postures of the plastic hose and a material stop mechanism for stopping the plastic hose are arranged at the tail end of the feeding conveyor belt 12, the posture recognition mechanism comprises a visual recognition camera 13 and a background processor, and the visual recognition camera 13 is connected to a rack of the feeding conveyor belt 12 through an adjusting bracket 14; the material blocking mechanism comprises a material blocking plate 15 and a material blocking driving mechanism for driving the material blocking plate 15 to move; when the plastic hose conveying device works, the material blocking driving mechanism drives the material blocking plate 15 to extend to the surface of the feeding conveying belt 12, and the material blocking driving mechanism is used for limiting and blocking the plastic hose; when the gesture recognition mechanism recognizes that the current gesture of the plastic hose is wrong, the stop driving mechanism drives the stop plate 15 to be away from the surface of the feeding conveying belt 12, and the plastic hose with the wrong gesture is conveyed to other stations by the feeding conveying belt 12 to be collected in a unified mode.

Further, the material blocking driving mechanism comprises a material blocking driving cylinder 16, and an expansion rod of the material blocking driving cylinder 16 is connected with the material blocking plate 15.

Further, the visual recognition camera 13 adopting the AI artificial intelligence judges the positive and negative directions of the printed hose product.

Shoot through visual identification camera 13, shoot the pipe circumferencial direction multi-angle that has printed, the picture is deposited in the system, carries out the degree of depth study, tells that which is the forward of system, and which is reverse. After learning is finished, a production judgment mode is entered, and forward and reverse directions are judged by comparing photos taken by the product with a plurality of photos stored in the system. 120 counts/minute can be reached, and the speed can only be 50 counts/minute by the traditional scheme of identifying the direction by a mechanical positioning color code sensor.

Moreover, the intelligent and digital operation is realized, the wire replacement adjustment is convenient and quick, any jig (clamp) does not need to be replaced, the setting is completely carried out through a human-computer interface, and the setting can be completed within 1 minute. Different specification tools (anchor clamps) need to be changed to traditional machinery location color mark sensor direction of discernment scheme, need adjustment equipment height and according to the long adjustment location position of pipe, and is more loaded down with trivial details, and more relies on experience operation.

Referring to fig. 6 to 10, the transfer swing mechanism comprises a suction cup 17 for gripping the plastic hose, a horizontal rotation driving mechanism for driving the suction cup 17 to rotate on a horizontal plane, and a swing driving mechanism for driving the suction cup 17 to move on a vertical plane, wherein the suction cup 17 is communicated with a negative pressure device.

Further, the horizontal rotation driving mechanism comprises a horizontal rotation driving cylinder 18, and the suction cup 17 is connected to a driving end of the horizontal rotation driving cylinder 18 through a horizontal rotation mounting frame 19.

Further, the swing driving mechanism comprises a swing arm 110, a swing driving motor 111 and a swing transmission assembly, one end of the swing arm 110 is rotatably connected to a swing mounting frame 113 through a first rotating shaft 112, the other end of the swing arm is connected to the horizontal rotation driving mechanism through a second rotating shaft 114, and the suction cup 17 is connected to the horizontal rotation driving mechanism; a posture maintaining assembly is arranged between the first rotating shaft 112 and the second rotating shaft 114, and comprises two belt wheels and a belt arranged between the two belt wheels, wherein the two belts are respectively fixedly arranged on the first rotating shaft 112 and the second rotating shaft 114; the swing driving motor 111 is fixedly arranged on the swing mounting frame 113; the swing transmission assembly includes a crank wheel 115 and a connecting rod 116, an output shaft of the swing driving motor 111 is coaxially connected to the crank wheel 115, one end of the connecting rod 116 is eccentrically and rotatably connected to the crank wheel 115, and the other end is rotatably connected to the swing arm 110.

With the above configuration, when the crank wheel 115 is driven to rotate by the swing driving motor 111, the link 116 pushes the swing arm 110 to swing about the second rotation shaft 114, thereby driving the suction cup 17 to move in the vertical plane. Further, since the posture maintaining member is provided between the first rotating shaft 112 and the second rotating shaft 114, when the swing arm 110 swings, the pulley on the first rotating shaft 112 does not rotate, thereby ensuring that the posture of the suction cup 17 is not changed (horizontally placed).

Referring to fig. 11 to 15, the transfer transportation module 2 includes a multi-axis robot 21 and a pipe plugging device, and the pipe plugging device includes a transfer translation mechanism for carrying the plastic hose from the transfer swing mechanism and transferring the plastic hose, a horizontal pushing mechanism for pushing the transfer translation mechanism to the turnover mechanism, and a turnover mechanism for turning over the plastic hose.

The transfer translation mechanism comprises a transfer translation seat 22 and a transfer translation driving mechanism for driving the transfer translation seat 22 to move transversely, and a plurality of horizontal placing grooves are formed in the transfer translation seat 22.

Further, transfer translation actuating mechanism includes transfer translation driving motor 23 and transfer translation drive assembly, transfer translation drive assembly includes hold-in range and synchronizing wheel, and prior art can be referred to specific structure. Through the structure, the transfer translation seat 22 bears the plastic hose to move towards the turnover mechanism under the driving of the transfer translation driving motor 23.

After the swing arm 110 picks up the material each time, the photoelectric sensor at the picking position detects that there is a shortage of material, the feeding conveyer belt 12 synchronously operates to convey the hose to the designated picking position, and when the photoelectric sensor at the picking position detects that there is a pipe, the feeding conveyer belt 12 stops operating. This get effective number of times of material and decide according to the material quantity of getting of transfer translation seat 22, when getting the material number of times and accomplishing a transfer translation seat 22 cycle to the demand quantity on the transfer translation seat 22, feeding conveyor 12 at this moment can carry out the operation of delay and set for, ensures that there is not the vacancy between the hose above feeding conveyor 12 and the hose, ensures that the material storage is enough.

Referring to fig. 11 to 15, the horizontal pushing mechanism includes a horizontal pushing plate 218 and a horizontal pushing driving mechanism, a driving direction of the horizontal pushing driving mechanism is perpendicular to a transfer direction of the transfer translation mechanism, the horizontal pushing driving mechanism includes a horizontal pushing driving cylinder 219, and the horizontal pushing plate 218 is fixedly connected to an expansion link of the horizontal pushing driving cylinder 219.

Referring to fig. 11 to 15, the turnover mechanism includes a support assembly for supporting the plastic hose and a turnover driving mechanism for driving the support assembly to turn over, the support assembly includes a support column 24 and a support positioning sleeve 25, and the support positioning sleeve 25 is sleeved on the support column 24.

Further, when the supporting assemblies are horizontally placed, at least two groups of supporting assemblies are arranged in the vertical direction, and each group of supporting assemblies comprises a plurality of supporting assemblies.

Further, the overturning driving mechanism comprises an overturning driving cylinder 26 and an overturning arm 27; the supporting columns 24 are arranged on a roll-over stand which is rotatably connected to a roll-over mounting frame 29; the two ends of the turning arm 27 are respectively hinged with the telescopic rod of the turning driving cylinder 26 and the rotating shaft of the turning frame, and the cylinder body of the turning driving cylinder 26 is hinged on the turning frame 210.

Through the structure, the overturning frame overturns under the driving of the overturning driving cylinder 26, so that the overturning assembly on the overturning frame is driven to overturn, and the supporting columns 24 can be switched in the horizontal and vertical directions.

Further, the roll-over stand comprises a fixed stand 211 and an adjustable stand, the adjustable stand comprises a first adjustable stand 212 and a second adjustable stand 213, and the first adjustable stand 212 and the second adjustable stand 213 are horizontally arranged on the fixed stand 211 in parallel; an adjusting screw 214 is arranged between the fixed frame 211 and the adjustable frame, the head of the adjusting screw 214 is rotatably connected to the fixed frame 211, and the other end of the adjusting screw is respectively connected with the first adjustable frame 212 and the second adjustable frame 213 through a thread structure; the threaded structure on the first adjustable bracket 212 is opposite to the threaded structure of the second adjustable bracket 213. Through the structure, the distance between the first adjustable frame 212 and the second adjustable frame 213 can be adjusted, and different die layout requirements are met.

Further, a sliding guide structure is arranged between the fixed frame 211 and the adjustable frame, the sliding guide structure includes a sliding block and a guide rail, the sliding block is fixedly arranged on the first adjustable frame 212 and the second adjustable frame 213, and the guide rail is arranged on the fixed frame 211.

Referring to fig. 11-15, the turnover mechanism is provided with a color mark aligning mechanism, the color mark aligning mechanism includes a color mark electric eye 215 and a mark aligning rotation driving mechanism, the color mark electric eye 215 is fixedly arranged on the turnover frame, and the detection direction of the color mark electric eye 215 is perpendicular to the axis of the support column 24 and is located on the side surface of the support positioning suite 25; the label aligning rotary driving mechanism is connected with the supporting column 24 through a transmission assembly. Through the structure, the plastic hose is provided with the positioning cursor, after the plastic hose is inserted on the supporting column 24, the supporting column 24 is driven to rotate by the cursor rotating driving mechanism, the color mark electric eye 215 performs positioning detection, after the cursor is detected, the position can be stopped according to the set deflection angle, the circumferential directions of the hoses with different printing patterns are consistent, and the deflection angle can be independently and freely set according to the requirements of customers, such as 30 degrees, 50 degrees and the like.

Further, the targeting rotation driving mechanism comprises a targeting rotation driving motor 216 and a targeting rotation transmission assembly, and the targeting rotation transmission assembly is connected between the targeting rotation driving motor 216 and the supporting column 24.

Referring to fig. 11 to 15, the transfer transportation module 2 further includes a vertical driving mechanism for driving the turnover mechanism to move vertically, the vertical driving mechanism includes a vertical driving cylinder 217, a cylinder body of the vertical driving cylinder 217 is fixed on the turnover rack 210, and a telescopic rod of the vertical driving cylinder 217 is fixedly connected to the turnover mounting rack 29. Through the structure, when the supporting component is horizontally placed, the vertical driving cylinder 217 can drive the supporting component with different heights to move to the front of the transfer translation seat 22, so that multiple batches of materials are borne, and the transfer efficiency is improved.

Referring to fig. 1 to 4 and fig. 16 to 20, the multi-axis robot 21 is provided at its end with a gripper device for gripping the plastic hose and the finished plastic pipe. The vertical injection module 3 includes a vertical injection molding machine 31 and an injection mold 32.

Referring to fig. 1 to 4 and fig. 16 to 20, the clamping device includes a first clamping mechanism for clamping the plastic hose transferred from the previous station to the injection mold 32 and a second clamping mechanism for clamping the finished injection-molded tube transferred from the injection mold 32 to the next station.

Referring to fig. 16-20, the first clamping mechanism includes a circular tube clamping mechanism and an elliptical clamping mechanism, the circular tube clamping mechanism includes two circular tube clamping plates 2-1 arranged oppositely and a circular tube clamping driving mechanism for driving the two circular tube clamping plates 2-1 to move, and a plurality of concave arc surfaces are arranged on opposite surfaces of the two circular tube clamping plates 2-1.

The circular tube clamping driving mechanism comprises a circular tube clamping driving cylinder 2-2 (finger cylinder), the circular tube clamping driving cylinder 2-2 is provided with two driving ends, and the two driving ends are respectively connected with two circular tube clamping plates 2-1. Through the structure, the two driving ends respectively drive the two circular tube clamping plates 2-1 to approach or separate from each other under the driving of the circular tube clamping driving cylinder 2-2.

Referring to fig. 16-20, the oval clamping mechanism comprises two oval clamping plates 2-3 arranged oppositely and an oval clamping driving mechanism for driving the two oval clamping plates 2-3 to move, and a plurality of concave oval surfaces are arranged on opposite surfaces of the two oval clamping plates 2-3.

The elliptical clamping driving mechanism comprises an elliptical clamping driving cylinder 2-4 (a finger cylinder), the elliptical clamping driving cylinder 2-4 is provided with two driving ends, and the two driving ends are respectively connected with the two elliptical clamping plates 2-3. Through the structure, the two driving ends respectively drive the two elliptical clamping plates 2-3 to be close to or far away from each other under the driving of the elliptical clamping driving cylinders 2-4.

Further, the oval clamping plate 2-3 is fixedly connected with the driving end of the oval clamping driving cylinder 2-4 through a top pipe limiting support 2-5; and a guide steel column 2-6 is arranged between the top pipe limiting bracket 2-5 and the oval clamping plate 2-3.

Referring to fig. 16-20, the second clamping mechanism includes two second clamping plates 2-7 arranged oppositely and a second clamping driving mechanism for driving the two second clamping plates 2-7 to move, and a plurality of concave second clamping surfaces are arranged on opposite surfaces of the two second clamping plates 2-7. The extending direction of the second clamping plate 2-7 is parallel to the extending direction of the circular tube clamping plate 2-1.

The second clamping driving mechanism comprises a second clamping driving cylinder 2-8 (finger cylinder), the second clamping driving cylinder 2-8 is provided with two driving ends, and the two driving ends are respectively connected with the two second clamping plates 2-7. Through the structure, the two driving ends respectively drive the two second clamping plates 2-7 to approach or separate from each other under the driving of the second clamping driving cylinders 2-8.

Referring to fig. 16-20, the oval holding plate 2-3 is located below the round tube holding plate 2-1. Thus, the circular tube clamping plate 2-1 is clamped at the upper end of the circular plastic hose, and the plastic hose can be clamped; when the circular plastic hose is deformed into the elliptical plastic hose, the elliptical clamping plates 2-3 are required to be extruded at the middle position of the plastic hose so as to complete the elliptical shaping operation under balanced stress.

Referring to fig. 16-20, at least two groups of the first clamping mechanism and the second clamping mechanism are arranged; at least two groups of first clamping mechanisms are arranged along the extending direction vertical to the circular tube clamping plate 2-1; the second clamping mechanisms of at least two groups are arranged along the direction perpendicular to the extending direction of the second clamping plates 2-7. Through above-mentioned structure, can once only adorn at more plastic hose, improve conveying efficiency.

Referring to fig. 16 to 20, each of the first and second clamping mechanisms includes a top stopper plate 2 to 9 for stopping the top of the plastic hose, and the top stopper is disposed above the clamping position.

The first clamping mechanism and the second clamping mechanism are fixedly arranged on the clamp rack 2-10, and a connecting part used for being connected with the multi-axis robot 21 is arranged on the clamp rack 2-10.

Referring to fig. 16-20, the working principle of the clamping device of the present embodiment is as follows: in operation, the plastic hose clamp device is arranged at the tail end of the multi-axis robot 21, and the multi-axis robot 21 drives the plastic hose clamp device to move back and forth among a plurality of stations.

When a round plastic hose (vertically placed) needs to be conveyed to an injection mold 32 of an injection molding machine 31 from a previous station, the multi-axis robot 21 drives and adjusts the postures of the first clamping mechanism and the second clamping mechanism, so that the first clamping mechanism is located above the plastic hose, and at the moment, the two circular tube clamping plates 2-1 are spaced at a certain distance; the multi-axis robot 21 continues to move downward until the two circular tube clamping plates 2-1 are positioned at both sides of the corresponding plastic hose (at this time, each pair of concave arc surfaces corresponds to one plastic hose). Then, the circular tube clamping driving mechanism drives the two circular tube clamping plates 2-1 to approach each other, and the concave arc surfaces on the two sides are directly extruded on the plastic hose to clamp the plastic hose. And then the multi-axis robot 21 drives the plastic hose to the injection mold 32, so that the plastic hose is positioned right above the injection mold 32 and then moves downwards, the plastic hose is sleeved on the injection mold 32, the circular tube clamping driving mechanism drives the two circular tube clamping plates 2-1 to be away from each other, the plastic hose is completely transferred to the injection mold 32, and then injection molding operation is started. Further, if an elliptical plastic hose needs to be injection molded, the elliptical clamping driving mechanism drives the two elliptical clamping plates 2-3 to approach each other, the inward concave elliptical surfaces extrude the plastic hose, the plastic hose is corrected into an elliptical shape, and then the plastic hose is transferred to the corresponding injection mold 32.

When needed, the multi-axis robot 21 can drive the first clamping mechanism and the second clamping mechanism to rotate 180 degrees, and the positions are exchanged, so that the first clamping mechanism or the second clamping mechanism is close to the corresponding station.

After the injection molding is finished, the multi-axis robot 21 drives the second clamping mechanism to move to a position right above the finished plastic pipe, and then moves, the second clamping driving mechanism drives the two second clamping plates 2-7 to approach each other, and the second clamping surfaces on two sides are directly extruded on the finished plastic pipe, so that the finished plastic pipe is clamped. Finally, the multi-axis robot 21 drives the finished plastic tube taken out of the injection mold 32 to be transferred to a blanking station.

Referring to fig. 1 to 4, the working principle of the injection head production line for plastic hoses of the present embodiment is as follows:

when the device works, the plastic hoses are thrown into the material storage box 11, the plastic hoses are sorted in the material storage box 11 and are distributed in sequence; the plastic hose is distributed on the feeding conveyer belt 12 and conveyed forwards by the feeding conveyer belt 12; when the plastic hose is conveyed to a station of the transfer swing mechanism, the transfer swing mechanism transfers the plastic hose to a transfer translation mechanism of the calandria plugging and unplugging device, the transfer translation mechanism conveys the plastic hose to the front of the turnover mechanism, and then the horizontal pushing mechanism pushes the plastic hose on the transfer translation mechanism into the turnover mechanism; the turnover mechanism turns over for 90 degrees, and the plastic hose in the horizontal direction is turned over to be in the vertical direction; the multi-axis robot 21 approaches the turnover mechanism, clamps the plastic hose through the clamp device, then transfers the plastic hose to the injection mold 32, and performs injection molding through the vertical injection molding machine 31; the multi-axis robot 21 approaches the vertical injection molding machine 31 and transfers the finished plastic tube to a blanking station, thereby completing an action cycle.

Example 2

Referring to fig. 5, unlike embodiment 1, the vertical injection molding machine 31 of the present embodiment is a translation injection molding structure, and the vertical injection molding machine 31 of embodiment 1 is a turntable injection molding structure.

Example 3

Referring to fig. 21 to 23, unlike embodiment 1, the orientation of the clamping plates of the first and second clamping mechanisms of the present embodiment is perpendicular to the orientation of the clamping plates of embodiment 1.

The present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents and are included in the scope of the present invention.

Claims (10)

1. A head injection production line for plastic hoses is characterized by comprising a pipe arranging module, a transfer transportation module and a vertical injection molding module;

the pipe arranging module comprises a storage box and a feeding conveying mechanism, wherein the feeding conveying mechanism comprises a feeding conveying belt and a transferring and swinging mechanism for transferring the plastic hose on the feeding conveying belt to the transfer and transportation module;

the transfer transportation module comprises a multi-axis robot and a calandria plugging and unplugging device, wherein the calandria plugging and unplugging device comprises a transfer translation mechanism, a horizontal pushing mechanism and a turnover mechanism, the transfer translation mechanism is used for bearing the plastic hose from the transfer swing mechanism and transferring the plastic hose, the horizontal pushing mechanism is used for pushing the transfer translation mechanism to the turnover mechanism, and the turnover mechanism is used for overturning the plastic hose; the tail end of the multi-axis robot is provided with a clamp device for clamping the plastic hose and the finished plastic pipe;

the vertical injection molding module comprises a vertical injection molding machine and an injection mold.

2. The injection head production line for the plastic hoses according to claim 1, wherein the tail end of the feeding conveyor belt is provided with a posture recognition mechanism for recognizing and detecting positive and negative postures of the plastic hoses and a stop mechanism for stopping the plastic hoses, the posture recognition mechanism comprises a visual recognition camera and a background processor, and the visual recognition camera is connected to a rack of the feeding conveyor belt through an adjusting bracket.

3. The injection head production line for the plastic hoses as claimed in claim 2, wherein the material blocking mechanism comprises a material blocking plate and a material blocking driving mechanism for driving the material blocking plate to move; when the plastic hose conveying device works, the material blocking driving mechanism drives the material blocking plate to extend onto the surface of the feeding conveying belt and is used for limiting and blocking the plastic hose; when the gesture recognition mechanism recognizes that the current plastic hose gesture is wrong, the material blocking driving mechanism drives the material blocking plate to be away from the surface of the feeding conveying belt, the plastic hose with the wrong gesture is conveyed to other stations through the feeding conveying belt, and unified collection is carried out.

4. The injection head production line for the plastic hoses as claimed in claim 1, wherein the transfer swing mechanism comprises a suction cup for gripping the plastic hose, a horizontal rotation driving mechanism for driving the suction cup to rotate on a horizontal plane, and a swing driving mechanism for driving the suction cup to move on a vertical plane, and the suction cup is communicated with the negative pressure device.

5. The injection head production line for the plastic hoses as claimed in claim 4, wherein the swing driving mechanism comprises a swing arm, a swing driving motor and a swing transmission component, one end of the swing arm is rotatably connected to the swing mounting frame through a first rotating shaft, the other end of the swing arm is connected to the horizontal rotation driving mechanism through a second rotating shaft, and the suction cup is connected to the horizontal rotation driving mechanism; a posture maintaining assembly is arranged between the first rotating shaft and the second rotating shaft and comprises two belt wheels and a belt arranged between the two belt wheels, and the two belts are fixedly arranged on the first rotating shaft and the second rotating shaft respectively;

the swing driving motor is fixedly arranged on the swing mounting frame;

the swing transmission assembly comprises a crankshaft wheel and a connecting rod, an output shaft of the swing driving motor is coaxially connected with the crankshaft wheel, one end of the connecting rod is eccentrically and rotatably connected to the crankshaft wheel, and the other end of the connecting rod is rotatably connected to the swing arm.

6. The injection head production line for the plastic hoses as claimed in claim 1, wherein the turnover mechanism comprises a support assembly for supporting the plastic hoses and a turnover driving mechanism for driving the support assembly to turn over, the support assembly comprises a support column and a support positioning sleeve, and the support positioning sleeve is sleeved on the support column;

the overturning driving mechanism comprises an overturning driving cylinder and an overturning arm; the support column is arranged on the turnover frame, and the turnover frame is rotatably connected to the turnover mounting frame; the two ends of the overturning arm are respectively hinged with a telescopic rod of the overturning driving cylinder and a rotating shaft of the overturning frame, and a cylinder body of the overturning driving cylinder is hinged on the overturning rack.

7. The injection head production line for the plastic hoses as claimed in claim 6, wherein the turning frame comprises a fixed frame and an adjustable frame, the adjustable frame comprises a first adjustable frame and a second adjustable frame, and the first adjustable frame and the second adjustable frame are horizontally arranged on the fixed frame in parallel;

an adjusting screw is arranged between the fixed frame and the adjustable frame, the head of the adjusting screw is rotationally connected to the fixed frame, and the other end of the adjusting screw is respectively connected with the first adjustable frame and the second adjustable frame through a thread structure; the thread structure on the first adjustable frame is opposite to that of the second adjustable frame.

8. The injection head production line for the plastic hose according to claim 7, wherein the turnover mechanism is provided with a mark aligning mechanism, the mark aligning mechanism comprises a color mark electric eye and a mark aligning rotation driving mechanism, the color mark electric eye is fixedly arranged on the turnover frame, and the detection direction of the color mark electric eye is perpendicular to the axis of the supporting column and is positioned on the side surface of the supporting and positioning sleeve;

the label aligning rotary driving mechanism is connected with the supporting column through a transmission assembly.

9. The injection head production line for plastic hoses according to claim 1, wherein the clamping device comprises a first clamping mechanism for clamping the plastic hose conveyed from the previous station to the injection mold and a second clamping mechanism for clamping the finished injection head plastic pipe conveyed from the injection mold to the next station;

the first clamping mechanism comprises a circular tube clamping mechanism and an elliptical clamping mechanism, the circular tube clamping mechanism comprises two circular tube clamping plates which are oppositely arranged and a circular tube clamping driving mechanism for driving the two circular tube clamping plates to move, and a plurality of inwards concave arc surfaces are arranged on opposite surfaces of the two circular tube clamping plates;

the oval clamping mechanism comprises two oval clamping plates which are oppositely arranged and an oval clamping driving mechanism for driving the two oval clamping plates to move, and a plurality of concave oval surfaces are arranged on opposite surfaces of the two oval clamping plates;

the second clamping mechanism comprises two oppositely arranged second clamping plates and a second clamping driving mechanism used for driving the two second clamping plates to move, and a plurality of concave second clamping surfaces are arranged on opposite surfaces of the two second clamping plates.

10. The injection head production line for the plastic hose according to claim 9, wherein at least two groups of the first clamping mechanism and the second clamping mechanism are provided;

at least two groups of first clamping mechanisms are arranged along the extending direction vertical to the circular tube clamping plate; at least two groups of second clamping mechanisms are arranged along the extending direction vertical to the second clamping plate;

first fixture and second fixture all carry out spacing top limiting plate including being used for carrying on the top to plastic hose, and the spacing portion in this top sets up the top at the clamping position.

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