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CN110406973B - Secondary positioning type feeding device - Google Patents

Secondary positioning type feeding device Download PDF

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Publication number
CN110406973B
CN110406973B CN201910688338.3A CN201910688338A CN110406973B CN 110406973 B CN110406973 B CN 110406973B CN 201910688338 A CN201910688338 A CN 201910688338A CN 110406973 B CN110406973 B CN 110406973B
Authority
CN
China
Prior art keywords
bin
lifting
material taking
tray
material preparation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201910688338.3A
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Chinese (zh)
Other versions
CN110406973A (en
Inventor
贾亮
顾文伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bozhon Precision Industry Technology Co Ltd
Original Assignee
Bozhon Precision Industry Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bozhon Precision Industry Technology Co Ltd filed Critical Bozhon Precision Industry Technology Co Ltd
Priority to CN201910688338.3A priority Critical patent/CN110406973B/en
Publication of CN110406973A publication Critical patent/CN110406973A/en
Application granted granted Critical
Publication of CN110406973B publication Critical patent/CN110406973B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/74Feeding, transfer, or discharging devices of particular kinds or types
    • B65G47/90Devices for picking-up and depositing articles or materials
    • B65G47/91Devices for picking-up and depositing articles or materials incorporating pneumatic, e.g. suction, grippers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/74Feeding, transfer, or discharging devices of particular kinds or types
    • B65G47/90Devices for picking-up and depositing articles or materials
    • B65G47/91Devices for picking-up and depositing articles or materials incorporating pneumatic, e.g. suction, grippers
    • B65G47/912Devices for picking-up and depositing articles or materials incorporating pneumatic, e.g. suction, grippers provided with drive systems with rectilinear movements only
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G2201/00Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
    • B65G2201/02Articles
    • B65G2201/0235Containers
    • B65G2201/0258Trays, totes or bins

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Warehouses Or Storage Devices (AREA)
  • Sheets, Magazines, And Separation Thereof (AREA)

Abstract

The invention discloses a secondary positioning type feeding device, which comprises: the machine frame is sequentially provided with a stock bin, a material taking bin and a defective product recovery station along the linear direction, wherein the stock bin and the material taking bin are opened at the front side and the top of each; and the carrying mechanism is arranged on the frame and periodically reciprocates between the material preparation bin and the material taking bin, wherein the material preparation bin and the material taking bin are both provided with lifting feed boxes in a drawable manner. According to the invention, the structure is compact, the occupied area is smaller, the material preparation of materials and the taking and placing stroke of the material box are shortened, the unnecessary waste of energy sources is prevented, in addition, the automatic positioning device has higher degree of automation, the secondary positioning of the material tray can be completed in the material feeding process, and the high-precision assembly or processing requirements can be met.

Description

Secondary positioning type feeding device
Technical Field
The invention relates to the field of nonstandard automation, in particular to a secondary positioning type feeding device.
Background
On nonstandard automatic assembly line, a feeding device for centralized batch supply of materials is often needed, and the following problems exist in the existing feeding device: firstly, the automation degree is low, more steps are needed to be manually assisted, and therefore the feeding efficiency is low; secondly, in the feeding process, the positioning accuracy of the tray fully loaded with materials is poor, and the high-accuracy assembly or processing requirements cannot be met; finally, the structure is not compact, the whole volume is larger, the occupied area is larger, and then the material preparation and the material box taking and placing processes are larger, so that more energy sources are wasted.
In view of the foregoing, it is necessary to develop a secondary positioning type feeding device for solving the above-mentioned problems.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention aims to provide the secondary positioning type feeding device which is compact in structure and small in occupied area, is beneficial to shortening the material preparation and the taking and placing stroke of a material box, prevents unnecessary waste of energy sources, has higher automation degree, can complete secondary positioning of a material tray in the material feeding process, and can meet the requirements of high-precision assembly or processing.
In order to achieve the above objects and other advantages in accordance with the present invention, there is provided a secondary positioning type feeding device comprising:
The machine frame is sequentially provided with a stock bin, a material taking bin and a defective product recovery station along the linear direction, wherein the stock bin and the material taking bin are opened at the front side and the top of each; and
The carrying mechanism is arranged on the frame and periodically reciprocates between the material storage bin and the material taking bin,
Wherein, the material preparing bin and the material taking bin are both provided with lifting feed boxes in a drawable manner.
Preferably, the lifting feed box is in sliding connection with the inner wall of the stock preparing bin or the material taking bin.
Preferably, the inner walls of the material preparation bin and the material taking bin are respectively and slidably connected with lifting brackets set on the bottom of the lifting material box, and each group of lifting brackets are respectively and independently connected with a lifting assembly in a transmission manner, so that the lifting brackets are driven by the lifting assemblies to selectively lift along the inner walls of the material preparation bin or the material taking bin.
Preferably, the lifting assembly comprises:
A lifting driver; and
A lifting screw rod in threaded connection with the lifting bracket,
The lifting bracket is driven by the lifting driver to lift reciprocally along the lifting screw.
Preferably, the lifting bin comprises:
A bottom plate of the feed box; and
At least one bin guide rail fixedly connected to the bin bottom plate,
The lifting bin comprises a lifting bracket, a bin bottom plate, a bin guide rail, a lifting bracket, a lifting bin, a lifting bracket, a bin guide rail, a bin limiting plate, a bin guide rail and a bin guide rail.
Preferably, the front end and the rear end of the bottom plate of the material box are fixedly connected with a front baffle and a rear baffle respectively.
Preferably, the carrying mechanism is slidably connected to the top of the frame.
Preferably, at least one transverse guide rail positioned between the material preparation bin and the material taking bin is fixedly arranged at the top of the frame, and the carrying mechanism is in sliding connection with the transverse guide rail.
Preferably, the carrying mechanism includes:
The two transverse moving drivers are connected to the top of the frame in a sliding manner, each transverse moving driver is fixedly connected with a lifting driver, and the power output end of each lifting driver is connected with a mounting arm in a transmission manner; and
A suction nozzle mounting rack fixedly arranged between the two mounting arms,
Wherein, the suction nozzle mounting frame is provided with at least three suction nozzles which are arranged in a coplanar but non-collinear way.
Preferably, at least three suction nozzle fixing arms are arranged on the suction nozzle mounting frame in parallel, and at least two suction nozzles are arranged on each suction nozzle fixing arm, so that when the carrying mechanism is positioned right above the material preparation bin, a plurality of suction nozzles are uniformly covered right above the material preparation bin.
Preferably, an even number of positioning clamps are arranged at the edge of the opening at the top of the stock bin, and the positioning clamps are oppositely arranged.
Preferably, at least 4 positioning clamps are arranged on the top open edge of the material taking bin, the number of the positioning clamps is even, and the positioning clamps are oppositely arranged on the top open edge of the material taking bin in a surrounding mode.
Preferably, the defective product recovery station is provided with a defective product recovery mechanism.
Compared with the prior art, the invention has the beneficial effects that: the automatic feeding device is compact in structure, small in occupied area, beneficial to shortening the material preparation and taking and placing strokes of the material box, capable of preventing unnecessary waste of energy, high in automation degree, capable of achieving secondary positioning of the material tray in the material feeding process and capable of meeting high-precision assembly or processing requirements.
Drawings
Fig. 1 is a perspective view of a secondary positioning type feeding device according to an embodiment of the present invention;
fig. 2 is a front view of a secondary positioning feeding device according to an embodiment of the present invention;
Fig. 3 is a perspective view of a secondary positioning type feeding device according to an embodiment of the present invention, in which a bin, a carrying mechanism and a defective product recovery mechanism are hidden;
FIG. 4 is a front view of FIG. 3;
fig. 5 is a perspective view of a lifting bin in a secondary positioning type feeding device according to an embodiment of the invention;
fig. 6 is a bottom view of a lifting bin in a secondary positioning type feeding device according to an embodiment of the invention.
Detailed Description
The foregoing and other objects, features, aspects and advantages of the present invention will become more apparent to those skilled in the art from the following detailed description, which, taken in conjunction with the annexed drawings, discloses a device for practicing the invention.
In the drawings, the shape and size may be exaggerated for clarity, and the same reference numerals will be used throughout the drawings to designate the same or similar components.
In the following description, terms such as center, thickness, height, length, front, back, rear, left, right, top, bottom, upper, lower, etc. are defined with respect to the configuration shown in the drawings, and in particular, "height" corresponds to the top-to-bottom dimension, "width" corresponds to the left-to-right dimension, and "depth" corresponds to the front-to-back dimension, are relative concepts, and thus may vary accordingly depending on the location and use of the terms, and therefore these or other orientations should not be interpreted as limiting terms.
Terms (e.g., "connected" and "attached") referring to an attachment, coupling, etc., refer to a relationship wherein these structures are directly or indirectly secured or attached to one another through intervening structures, as well as both movable or rigid attachments or relationships, unless expressly described otherwise.
As can be seen in conjunction with the illustrations of fig. 1 to 6, the secondary positioning type feeding device 100 according to an embodiment of the present invention includes:
A frame 110, on which a stock bin 113, a stock bin 114 and a defective product recovery station 115 are sequentially arranged in a linear direction, wherein the stock bin 113 and the stock bin 114 are opened at the front side and the top of each; and
A carrying mechanism 130 provided on the frame 110 and periodically reciprocating between the stock bin 113 and the take out bin 114,
Wherein, the material preparing bin 113 and the material taking bin 114 are respectively provided with a lifting material box 120 in a drawable manner.
Further, the lifting bin 120 is slidably connected to an inner wall of the stock bin 113 or the material taking bin 114. In a preferred embodiment, the inner walls of the stock preparing bin 113 and the material taking bin 114 are respectively provided with a lifting guide rail 117 extending along the vertical direction, and the stock preparing bin 113 and the material taking bin 114 are respectively provided with a lifting feed box 120 in sliding connection with the lifting guide rails 117.
Further, the inner walls of the stock bin 113 and the material taking bin 114 are respectively and slidably connected with a lifting bracket 162 set on the bottom of the lifting bin 120, and each group of lifting brackets 162 is respectively and independently connected with a lifting assembly 160 in a transmission manner, so that the lifting brackets 162 are driven by the lifting assemblies 160 to selectively lift along the inner wall of the stock bin 113 or the material taking bin 114.
Referring to fig. 3 and 4, the lifting assembly 160 includes:
a lift driver 161; and
A lifting screw 163 screw-coupled to the lifting bracket 162,
The lifting screw 163 is in transmission connection with the lifting driver 161, and the lifting bracket 162 is driven by the lifting driver 161 to lift reciprocally along the lifting screw 163.
Referring to fig. 5 and 6, the lifting bin 120 includes:
a bin floor 121; and
At least one bin rail 126 fixedly coupled to the bin floor 121,
At least two opposite bin limiting plates 123 are arranged at the top edge of the bin bottom plate 121, the extending direction of the bin guide rail 126 is consistent with the drawing direction of the lifting bin 120, and the bin guide rail 126 is slidably connected with the lifting bracket 162.
Further, front and rear end plates 124 and 122 are fixedly connected to the front and rear ends of the bottom plate 121, respectively.
In a preferred embodiment, the handling mechanism 130 is slidably coupled to the top of the frame 110.
Further, at least one traverse guide 116 is fixedly disposed on the top of the frame 110 and located between the stock bin 113 and the material taking bin 114, and the carrying mechanism 130 is slidably connected to the traverse guide 116.
Referring to fig. 1 and 2, the carrying mechanism 130 includes:
two traverse drivers 132 slidably connected to the top of the frame 110, and each traverse driver 132 is fixedly connected with a lifting driver 133, and a power output end of each lifting driver 133 is in transmission connection with a mounting arm 134; and
A nozzle mount 135 fixedly mounted between the two mounting arms 134,
Wherein at least three coplanar but non-collinear nozzles 1361 are provided on the nozzle mount 135.
Further, at least three nozzle fixing arms 136 are disposed on the nozzle mounting frame 135 in parallel, and at least two nozzles 1361 are disposed on each nozzle fixing arm 136, so that when the handling mechanism 130 is located directly above the stock bin 113, the plurality of nozzles 1361 are uniformly covered directly above the stock bin 113.
Further, an even number of positioning jigs 150 are disposed at the top open edge of the stock bin 113, and two pairs of positioning jigs 150 are disposed opposite to each other.
Further, at least 4 positioning jigs 150 are disposed at the top open edge of the material taking bin 114, and the number of the positioning jigs 150 is an even number, and the positioning jigs 150 are disposed at the top open edge of the material taking bin 114 in a surrounding manner in pairs.
Further, the defective product recovery station 115 is provided with a defective product recovery mechanism 140.
In the preferred embodiment, a gas source 137 is provided adjacent the handling mechanism 130 in communication with the suction nozzle 1361.
In actual use, tray sensors for sensing the trays are arranged at the top open edges of the stock bin 113 and the stock bin 114, and the tray sensors, the positioning fixture 150 and the lifting driver 161 are electrically connected with the controller.
And (3) feeding:
step S1, pushing the lifting feed box 120 fully loaded with the stacked stacking trays into the material preparation bin 113 from the front side of the material preparation bin 113, wherein each tray is fully loaded with materials with assembly or installation, a lifting driver 161 corresponding to the material preparation bin 113 drives the fully loaded lifting feed box 120 to the bottom of the material preparation bin 113, so that the tray at the top of the fully loaded lifting feed box 120 is close to the opening of the material preparation bin 113, simultaneously, pushing the empty lifting feed box 120 into the material preparation bin 114 from the front side of the material preparation bin 114, and a lifting driver 161 corresponding to the material preparation bin 114 drives the empty lifting feed box 120 to the top of the material preparation bin 114, so that the bottom plate of the empty lifting feed box 120 is close to the opening of the material preparation bin 114;
Step S2, lifting drivers 161 corresponding to the material preparation bins 113 start to jack up the full lifting material boxes 120 upwards, each time jack up one material tray height, when a material tray sensor positioned at the opening of the material preparation bins 113 senses that a material tray is in place, a material tray in place signal at the material preparation bins 113 is fed back to a controller, after the controller receives the signal, a carrying instruction is sent to a carrying mechanism 130, and the carrying mechanism 130 starts to carry the material tray at the opening of the material preparation bins 113 from the material preparation bins 113 to the material taking bins 114;
Step S3, when a tray sensor positioned at the opening of the material taking bin 114 senses that a tray is in place, feeding back a tray in place signal at the material taking bin 114 to the controller, after receiving the signal, sending a withdrawal instruction to the carrying mechanism 130 by the controller, withdrawing the carrying mechanism 130 to the material preparation bin 113, positioning a positioning clamp 150 at the material taking bin 114 to start to perform secondary positioning on the tray at the material taking bin 114, and photographing or scanning on the material at the material taking bin 114 by an assembling or processing manipulator beside the secondary positioning type feeding device 100 to detect whether the material at the material taking bin 114 has a defective product or not, if so, clamping the defective product to the defective product recovery mechanism 140 by the manipulator, and if all the remaining materials are qualified products, starting to perform assembling or processing operation;
Step S4, when the materials on the whole material tray are assembled or processed, the positioning clamp 150 starts to reset, the empty material tray falls into the lifting material box 120 in the material taking bin 114, and meanwhile, the lifting material box 120 corresponding to the material taking bin 114 is driven by the lifting driver 161 to descend by one material tray height position;
And S5, repeating the steps S1 to S4 until the assembly or processing operation of all materials is completed.
The number of equipment and the scale of processing described herein are intended to simplify the description of the present invention. Applications, modifications and variations of the present invention will be readily apparent to those skilled in the art.
Although embodiments of the present invention have been disclosed above, it is not limited to the details and embodiments shown and described, it is well suited to various fields of use for which the invention would be readily apparent to those skilled in the art, and accordingly, the invention is not limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.

Claims (8)

1. The utility model provides a secondary positioning type loading attachment which characterized in that includes:
The machine frame (110) is sequentially provided with a stock bin (113), a material taking bin (114) and a defective product recycling station (115) along the linear direction, wherein the stock bin (113) and the material taking bin (114) are opened at the front side and the top of each; and
A carrying mechanism (130) which is arranged on the frame (110) and periodically reciprocates between the stock bin (113) and the material taking bin (114),
Wherein, the material preparing bin (113) and the material taking bin (114) are all provided with a lifting material box (120) in a drawable manner; the lifting feed box (120) is in sliding connection with the inner wall of the material preparation bin (113) or the material taking bin (114);
The inner walls of the material preparation bin (113) and the material taking bin (114) are respectively and slidably connected with lifting brackets (162) supported at the bottom of the lifting feed box (120), and each group of lifting brackets (162) is respectively and independently connected with a lifting assembly (160) in a transmission manner, so that the lifting brackets (162) are driven by the lifting assemblies (160) to selectively lift along the inner wall of the material preparation bin (113) or the material taking bin (114);
An even number of positioning clamps (150) are arranged at the edge of the opening at the top of the stock preparing bin (113), and the positioning clamps (150) are oppositely arranged;
At least 4 positioning clamps (150) are arranged at the top open edge of the material taking bin (114), the number of the positioning clamps (150) is even, and the positioning clamps (150) are oppositely arranged at the top open edge of the material taking bin (114) in a surrounding manner;
the defective product recovery station (115) is provided with a defective product recovery mechanism (140);
the secondary positioning type feeding device is realized through the following feeding steps:
Step S1, pushing a lifting bin (120) fully loaded with stacked stacking trays into a material preparation bin (113) from the front side of the material preparation bin (113), wherein each tray is fully loaded with materials with assembly or installation, a lifting assembly (160) corresponding to the material preparation bin (113) drives the fully loaded lifting bin (120) to the bottom of the material preparation bin (113) so that the tray at the top of the fully loaded lifting bin (120) is close to the opening of the material preparation bin (113), meanwhile, pushing an empty lifting bin (120) into the material preparation bin (114) from the front side of the material preparation bin (114), and a lifting assembly (160) corresponding to the material preparation bin (114) drives the empty lifting bin (120) to the top of the material preparation bin (114) so that the bin bottom plate of the empty lifting bin (120) is close to the opening of the material preparation bin (114);
step S2, lifting assemblies (160) corresponding to the material preparation bins (113) start to jack up the fully-arranged lifting material boxes (120) upwards, each time, a material tray is jacked up to a height, when a material tray sensor positioned at the opening of the material preparation bins (113) senses that a material tray is in place, a material tray in-place signal at the material preparation bins (113) is fed back to a controller, after the controller receives the signal, a conveying instruction is sent to a conveying mechanism (130), and the conveying mechanism (130) starts to convey the material tray at the opening of the material preparation bins (113) from the material preparation bins (113) to the material taking bins (114);
Step S3, when a tray sensor positioned at the opening of the material taking bin (114) senses that a tray is in place, feeding back a tray in place signal at the material taking bin (114) to a controller, after receiving the signal, sending a withdrawal instruction to a carrying mechanism (130), withdrawing the carrying mechanism (130) to the material taking bin (113), positioning a positioning clamp (150) at the material taking bin (114) to perform secondary positioning on the tray at the material taking bin (114), and photographing or scanning a material at the material taking bin (114) by an assembling or processing manipulator beside a secondary positioning type feeding device to detect whether the material at the material taking bin (114) has defective products or not, if the defective products exist, clamping the defective products to the defective product recovery mechanism (140) by the manipulator, and if the remaining materials are all qualified products, starting assembling or processing operation;
S4, when the materials on the whole material tray are assembled or processed, the positioning clamp (150) starts to reset, the empty material tray falls into the lifting material box (120) in the material taking bin (114), and meanwhile, the lifting assembly (160) corresponding to the material taking bin (114) drives the lifting material box (120) at the position to descend by one height position of the material tray;
And S5, repeating the steps S1 to S4 until the assembly or processing operation of all materials is completed.
2. The secondary positioning loading device of claim 1, wherein the lifting assembly (160) comprises:
a lift driver (161); and
A lifting screw (163) in threaded connection with the lifting bracket (162),
The lifting lead screw (163) is in transmission connection with the lifting driver (161), and the lifting bracket (162) is driven by the lifting driver (161) to lift along the lifting lead screw (163) in a reciprocating manner.
3. The secondary positioning feeding device according to claim 1, wherein the lifting bin (120) comprises:
A bin floor (121); and
At least one bin rail (126) fixedly connected to the bin floor (121),
The top surface edge of workbin bottom plate (121) is equipped with two at least workbin limiting plates (123) of relative setting, the extending direction of workbin guide rail (126) with the pull direction of lift workbin (120) is unanimous, workbin guide rail (126) with lift bracket (162) slip joint.
4. A secondary positioning feeding device according to claim 3, wherein the front end and the rear end of the bottom plate (121) of the material box are fixedly connected with a front blocking plate (124) and a rear blocking plate (122) respectively.
5. The secondary positioning type feeding device according to claim 1, wherein the carrying mechanism (130) is slidably connected to the top of the frame (110).
6. The secondary positioning type feeding device according to claim 5, wherein at least one transverse moving guide rail (116) positioned between the stock preparing bin (113) and the material taking bin (114) is fixedly arranged on the top of the frame (110), and the carrying mechanism (130) is in sliding connection with the transverse moving guide rail (116).
7. The secondary positioning loading device of claim 5, wherein the handling mechanism (130) comprises:
The two transverse moving drivers (132) are connected to the top of the frame (110) in a sliding manner, each transverse moving driver (132) is fixedly connected with a lifting driver (133), and the power output end of each lifting driver (133) is connected with a mounting arm (134) in a transmission manner; and
A suction nozzle mounting bracket (135) fixedly mounted between the two mounting arms (134),
Wherein the nozzle mount (135) is provided with at least three coplanar but non-collinear nozzles (1361).
8. The secondary positioning feeding device according to claim 7, wherein at least three suction nozzle fixing arms (136) are arranged on the suction nozzle mounting frame (135) in parallel, and at least two suction nozzles (1361) are arranged on each suction nozzle fixing arm (136), so that when the carrying mechanism (130) is positioned right above the stock bin (113), a plurality of suction nozzles (1361) are uniformly covered right above the stock bin (113).
CN201910688338.3A 2019-07-29 2019-07-29 Secondary positioning type feeding device Active CN110406973B (en)

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CN109867132A (en) * 2019-03-05 2019-06-11 苏州富强科技有限公司 A kind of charging tray automatic loading and unloading device
CN210794947U (en) * 2019-07-29 2020-06-19 博众精工科技股份有限公司 Secondary positioning type feeding device

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