CN215509905U - Circulating device for sofa production - Google Patents
Circulating device for sofa production Download PDFInfo
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- CN215509905U CN215509905U CN202120518055.7U CN202120518055U CN215509905U CN 215509905 U CN215509905 U CN 215509905U CN 202120518055 U CN202120518055 U CN 202120518055U CN 215509905 U CN215509905 U CN 215509905U
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 37
- 230000005540 biological transmission Effects 0.000 claims abstract description 281
- 230000007246 mechanism Effects 0.000 claims abstract description 72
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 26
- 230000005484 gravity Effects 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 33
- 239000000047 product Substances 0.000 description 16
- 239000011265 semifinished product Substances 0.000 description 14
- 238000004064 recycling Methods 0.000 description 4
- 230000006698 induction Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- CJRQAPHWCGEATR-UHFFFAOYSA-N n-methyl-n-prop-2-ynylbutan-2-amine Chemical compound CCC(C)N(C)CC#C CJRQAPHWCGEATR-UHFFFAOYSA-N 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The utility model discloses a circulating device for sofa production, which comprises: the conveying device is used for conveying the tool bearing structure and is provided with a workpiece conveying transmission structure and a return transmission structure, and the transmission directions of the workpiece conveying transmission structure and the return transmission structure are opposite; the two tool transferring mechanisms are respectively arranged at the upstream end and the downstream end of the workpiece conveying transmission structure, and the tool transferring mechanisms are arranged to be used for transferring the tool bearing structure between the workpiece conveying transmission structure and the return transmission structure so that the tool bearing structure forms circular transmission on the conveying device. In the circulating device, the two tool transfer mechanisms are combined with the conveying device to form circulating transmission, the tool bearing structure for assembling the sofa does not need to be manually moved, and the circulating device has the characteristic of high production efficiency.
Description
Technical Field
The utility model relates to a circulating device for sofa production.
Background
The assembly process of the finished sofa is that various parts are borne by the tool clamp and sequentially moved to various stations on the production line to complete corresponding processes until assembly production is completed.
When the existing sofa production line is used for production, after parts are assembled through various procedures to form finished/semi-finished sofas, the finished/semi-finished sofas need to be taken down and transferred from the tooling clamp, then the unloaded tooling clamp is manually carried to the initial position of the production line for recycling, and usually a plurality of workers are required to be matched at the same time to complete carrying work, so that a large amount of manpower and time are consumed, and the defect of low production efficiency exists.
SUMMERY OF THE UTILITY MODEL
According to one aspect of the present invention, in order to overcome the drawbacks of the prior art described above, a cycle device for sofa production is provided, comprising: the conveying device is used for conveying the tool bearing structure and is provided with a workpiece conveying transmission structure and a return transmission structure, and the transmission directions of the workpiece conveying transmission structure and the return transmission structure are opposite; the two tool transferring mechanisms are respectively arranged at the upstream end and the downstream end of the workpiece conveying transmission structure, and the tool transferring mechanisms are arranged to be used for transferring the tool bearing structure between the workpiece conveying transmission structure and the return transmission structure so that the tool bearing structure forms circular transmission on the conveying device.
The working process is as follows: in an initial state, a plurality of process positions are arranged beside a piece feeding transmission structure along a piece feeding direction, equipment or staff for completing corresponding processes are arranged on each process position, the piece feeding transmission structure and a return transmission structure are started, so that the piece feeding transmission structure and the return transmission structure are respectively installed with respective directional transmission, then a sofa frame is placed on a tool bearing structure, the tool bearing structure carries the sofa frame, and the sofa frame sequentially passes through each process position along the piece feeding direction through the piece feeding transmission structure, and the corresponding processes on each process position are completed until the assembly is completed to form a finished product/semi-finished product sofa; when the tool bearing structure carrying the finished product/semi-finished product sofa is conveyed to a tool transfer mechanism arranged at the downstream end of the workpiece conveying transmission structure by the workpiece conveying transmission structure, the finished product/semi-finished product sofa is removed from the tool bearing structure, then the tool transfer mechanism moves the tool bearing structure in an idle state to a return transmission structure, then the return transmission structure transmits the tool bearing structure in a return direction, then the tool bearing structure in the idle state is transmitted back to the upstream end of the workpiece conveying transmission structure by the return transmission structure until the tool bearing structure is transmitted to the tool transfer mechanism arranged at the upstream end of the workpiece conveying transmission structure, and finally the tool transfer mechanism moves the tool bearing structure to the workpiece conveying transmission structure so as to return the tool bearing structure in the idle state to an initial station at the upstream end of the workpiece conveying transmission structure, so that the tool bearing structure forms circular transmission on a transmission device, so that sofa accessories are reloaded on the tool bearing structure and enter the next working procedure cycle; in the assembly production process of the sofa, the tool bearing structure is used as a carrier for bearing sofa parts, the workpiece conveying transmission structure moves along each process position to complete corresponding processes until the finished product/semi-finished product sofa is assembled, then the finished product/semi-finished product sofa is moved away from the tool bearing structure, and the tool transfer mechanism moves the tool bearing structure in an idle state to the return transmission structure and returns to the initial station at the upstream end of the workpiece conveying transmission structure; in the assembly production process, the tool bearing structure for assembling the sofa does not need to be moved manually, and the sofa has the characteristic of high production efficiency.
In some embodiments, the feeding transmission structure and the returning transmission structure are arranged along the vertical layer frame in the gravity direction in sequence.
Like this, through will send a transmission structure and return the transmission structure and follow the setting of arranging of the vertical layer frame of gravity direction in proper order for conveyer can the rational utilization vertical space in the factory building, has practiced thrift area.
In some embodiments, the feed transmission structure comprises a first transmission track and a first directional drive structure, and the return transmission structure comprises a second transmission track and a second directional drive structure; the first direction driving structure is arranged to drive the first transmission track to transmit along the feeding direction, and the second direction driving structure is arranged to drive the second transmission track to transmit along the returning direction, wherein the feeding direction is opposite to the returning direction.
Therefore, when the automatic feeding device works, the first direction driving structure drives the first transmission rail to transmit along the feeding direction, and the first direction driving structure drives the first transmission rail to transmit along the feeding direction, so that the transmission directions of the feeding transmission structure and the returning transmission structure are opposite.
In some embodiments, the tool transfer mechanism comprises a third transmission rail, a third driving structure and a lifting driving structure; the third transmission rail is provided with a first lifting position aligned with the workpiece conveying transmission structure and a second lifting position aligned with the return transmission structure, and the lifting driving structure is arranged to drive the third transmission rail to move between the first lifting position and the second lifting position; the third driving structure is arranged to drive the third transmission track to transmit along the feeding direction/returning direction.
Therefore, initially, the third transmission track of the tool transfer mechanism arranged at the downstream end of the workpiece conveying transmission structure is positioned at the first lifting position and aligned with the workpiece conveying transmission structure, and the third transmission track of the tool transfer mechanism arranged at the upstream end of the workpiece conveying transmission structure is positioned at the second lifting position; when the tool bearing structure carrying the finished product/semi-finished product sofa is conveyed to a third transmission rail of a tool transfer mechanism arranged at the downstream end of the workpiece conveying transmission structure by the workpiece conveying transmission structure, the finished product/semi-finished product sofa is removed from the tool bearing structure, then the tool bearing structure carried by the third transmission rail is driven to descend to a second lifting position by a lifting driving structure, then the third driving structure drives the third transmission rail to transmit in the same direction as the return transmission structure, then the tool bearing structure in an unloaded state returns to the upstream end of the workpiece conveying transmission structure from the return transmission structure, when the tool bearing structure is transmitted to the upstream end and is positioned on the third transmission rail in the second lifting position, the tool bearing structure carried by the third transmission rail in the unloaded state is driven by the lifting driving structure to ascend to a first lifting position, and then the third transmission rail is driven to transmit along the workpiece conveying direction by the third driving structure, so as to return the tool bearing structure in an unloaded state to an initial station at the upstream end of the workpiece conveying transmission structure for reuse in each process.
In some embodiments, the device further comprises a tool position detector, wherein the tool position detector is arranged corresponding to the third transmission rail to monitor whether the tool bearing structure is positioned on the third transmission rail; preferably, the device further comprises a transfer device and a control system, and the tool position detector, the third driving structure and the lifting driving structure are all in electric control connection with the control system.
Thus, after the tool bearing structure carrying the finished product/semi-finished product sofa is conveyed to the third transmission rail of the tool transfer mechanism arranged at the downstream end of the workpiece conveying transmission structure by the workpiece conveying transmission structure, the tool position detector sends a sensing signal to the control system, then the control system instructs the transfer device to remove the finished product/semi-finished product sofa from the tool bearing structure, when the transfer device finishes the clamping and transferring procedures, a finishing instruction is sent to the control system, then the control system instructs the lifting driving structure to drive the tool bearing structure carried by the third transmission rail to descend to the second lifting position, then the control system instructs the third driving structure to drive the third transmission rail and the return transmission structure to transmit in the same direction, and then the tool bearing structure in the no-load state returns to the upstream end of the workpiece conveying transmission structure by the return transmission structure, after the induction signals are transmitted to a third transmission rail with the upstream end at a second lifting position, the tool position detector sends induction signals to the control system, then the control system instructs the lifting driving structure to drive the third transmission rail to carry the tool bearing structure in the no-load state to lift to the first lifting position, then the lifting driving structure sends the signals which reach the first lifting position to the control system, and then the control system instructs the third driving structure to drive the third transmission rail to transmit along the workpiece conveying direction, so that the tool bearing structure in the no-load state is returned to an initial station at the upstream end of the workpiece conveying transmission structure for reuse by workers; therefore, the control system instructs the tool position detector, the third driving structure, the lifting driving structure and the transfer device to complete preset actions in sequence, and the automatic production function is realized.
In some embodiments, the lifting driving structure comprises a frame, a lifting hydraulic cylinder, a traction belt and a traction wheel, wherein the telescopic end of the lifting hydraulic cylinder is connected with the mounting shaft of the traction wheel, one end of the traction belt is connected with the frame, the other end of the traction belt bypasses the traction wheel and then is connected with the third transmission rail, and the lifting hydraulic cylinder drives the traction wheel to ascend and descend so as to drive the third transmission rail to ascend and descend through the traction belt.
Like this, through setting up traction area and traction wheel, avoid hydraulic cylinder direct and third transmission rail to be connected, the shake that produces when can avoid hydraulic cylinder's flexible end concertina movement, place the frock board on the conveying roller influences the stability of whole operation.
In some embodiments, the rack is provided with guide rails longitudinally arranged on both sides of the third transmission rail, the third transmission rail is provided with a plurality of first guide wheels on both the front side and the rear side of the guide rails, and the third transmission rail is provided with a plurality of second guide wheels on the inner side of the guide rails.
Therefore, the first guide wheel and the second guide wheel are abutted against the guide rail, and the guide of the third transmission rail during up-down lifting is realized.
In some embodiments, the first guide wheel and the second guide wheel are both disposed on the third drive track via bearings.
In some embodiments, the tool transfer device further comprises a tool locking mechanism and a fourth driving mechanism, wherein the tool locking mechanism is arranged corresponding to the tool transfer mechanism at the downstream end of the workpiece conveying transmission structure, so that after the tool bearing structure is conveyed to the tool transfer mechanism by the workpiece conveying transmission structure, the fourth driving mechanism drives the tool locking mechanism to lock and fix the tool bearing structure.
Therefore, after the tool bearing structure is conveyed to the tool transfer mechanism by the workpiece conveying transmission structure, the tool bearing structure is locked and fixed by the fourth driving structure driving the tool locking mechanism, and when the finished product/semi-finished product sofa is pulled out of the tool bearing structure, the tool bearing structure can be prevented from moving together with the finished product/semi-finished product sofa under the action of friction force, so that the condition that the tool bearing structure is displaced is avoided, and the circular transmission is formed on the conveying device.
In some embodiments, the tool loading device further comprises a positioning device arranged on the workpiece conveying transmission structure and a positioning switch used for controlling the positioning device, wherein the positioning device is used for releasing or blocking the tool loading structure.
Like this, after the frock bearing structure who carries the sofa accessory removes a process position, positioner blocks frock bearing structure, and frock bearing structure is not along with sending a transmission structure transmission, accomplishes corresponding process after, and the staff on the process position can pass through positioning switch manual operation control positioner and release frock bearing structure, and frock bearing structure is along with sending a transmission structure transmission again to convey next process position.
Drawings
FIG. 1 is a schematic view of a recycling apparatus for sofa production according to one embodiment of the present invention;
fig. 2 is a partially enlarged view of a in the circulation device for sofa production shown in fig. 1;
fig. 3 is a cross-sectional view of the conveyor in the circulation device for sofa production shown in fig. 1;
FIG. 4 is a schematic view of a tooling transfer mechanism in the recycling apparatus for sofa production of FIG. 1;
FIG. 5 is a schematic structural view of the tooling transfer mechanism of FIG. 4 from another perspective;
FIG. 6 is a schematic structural view of the tooling transfer mechanism of FIG. 4 from yet another perspective;
FIG. 7 is a schematic view of a tooling load-bearing structure in the recycling apparatus for sofa production shown in FIG. 1;
fig. 8 is a top view of fig. 7.
Wherein the reference numerals have the following meanings: 1-conveying device, 11-conveying piece transmission structure, 12-return transmission structure, 2-tool bearing structure, 21-bearing plate, 22-clamping block, 221-clamping groove position, 211-anti-collision buffer rod, 3-tool transfer mechanism, 31-third transmission rail, 32-lifting drive structure, 321-frame, 322-lifting hydraulic cylinder, 323-traction belt, 324-traction wheel, 325-guide rail, 326-first guide wheel, 327-second guide wheel, 331-first transmission wheel, 332-second transmission wheel, 333-third transmission wheel, 334-first transmission belt, 335-second transmission belt, 4-positioning device, 5-tool position detector, 6-tool locking mechanism and 61-fourth drive structure
Detailed Description
For better understanding and implementation, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 schematically shows a circulation device for sofa production according to one embodiment of the present invention.
As shown in fig. 1 to 8, the circulating apparatus for sofa production comprises: the conveying device 1 is provided with a feeding transmission structure 11 and a return transmission structure 12, and the transmission directions of the feeding transmission structure 11 and the return transmission structure 12 are opposite; the tool bearing structure 2 is driven with the conveying device 1; two tool transfer mechanisms 3 respectively arranged at the upstream end and the downstream end of the workpiece feeding transmission structure 11, the tool transfer mechanisms 3 being arranged for transferring the tool carrying structure 2 between the workpiece feeding transmission structure 11 and the return transmission structure 12 to form a circular transmission on the conveyor 1.
During the working process, in an initial state, a plurality of working procedure positions are arranged beside the workpiece feeding transmission structure 11 along the workpiece feeding direction, equipment or staff for completing corresponding working procedures are arranged on each working procedure position, the workpiece feeding transmission structure 11 and the return transmission structure 12 are started, so that the workpiece feeding transmission structure 11 and the return transmission structure 12 are respectively installed in respective direction transmission, then the sofa frame is placed on the tool bearing structure 2, the tool bearing structure 2 carries the sofa frame, and the sofa frame sequentially passes through each working procedure position along the workpiece feeding direction by the workpiece feeding transmission structure 11, and the corresponding working procedures on each working procedure position are completed until the assembly is completed to form a finished product/semi-finished product sofa; after the tooling bearing structure 2 carrying the finished/semi-finished sofa is conveyed to the tooling transfer mechanism 3 arranged at the downstream end of the workpiece conveying transmission structure 11 by the workpiece conveying transmission structure 11, the finished/semi-finished sofa is removed from the tooling bearing structure 2, then the tooling transfer mechanism 3 moves the tooling bearing structure 2 in an idle state to the return transmission structure 12, then the return transmission structure 12 transmits the tooling bearing structure 2 in a return direction, then the tooling bearing structure 2 in the idle state is transmitted back towards the upstream end of the workpiece conveying transmission structure 11 from the return transmission structure 12 until the tooling bearing structure is transmitted to the tooling transfer mechanism 3 arranged at the upstream end of the workpiece conveying transmission structure 11, and finally the tooling bearing structure 2 is moved to the workpiece conveying transmission structure 11 by the tooling transfer mechanism 3 so as to return the tooling bearing structure 2 in the idle state to an initial station at the upstream end of the workpiece conveying transmission structure 11, the tool bearing structure 2 forms a circulating transmission on the conveying device 1, so that sofa parts are reloaded on the tool bearing structure 2 and enter the next working procedure cycle; in this way, in the assembly production process of the sofa, the tool bearing structure 2 is used as a carrier for bearing sofa parts, the piece conveying transmission structure 11 moves along each process position to complete corresponding processes until the finished product/semi-finished product sofa is assembled, then the finished product/semi-finished product sofa is removed from the tool bearing structure 2, and the tool transfer mechanism 3 moves the tool bearing structure 2 in an idle state to the return transmission structure 12 and returns to the initial station at the upstream end of the piece conveying transmission structure 11; in the assembly production process, the tool bearing structure 2 for assembling the sofa does not need to be moved manually, so that the labor and the time are saved, and the sofa has the characteristic of high production efficiency. In fig. 1, a protection frame is further disposed on the periphery of the tool transfer mechanism 3 to prevent an external object from colliding with the tool transfer mechanism 3.
In this embodiment, the sofa assembly further comprises a positioning device 4, the positioning device 4 is disposed on the workpiece feeding transmission structure 11, when the tooling bearing structure 2 carrying the sofa assemblies moves to a working position, the positioning device 4 blocks the tooling bearing structure 2, the tooling bearing structure 2 does not transmit along with the workpiece feeding transmission structure 11, after a corresponding working procedure is completed, the positioning device 4 releases the tooling bearing structure 2, and the tooling bearing structure 2 transmits along with the workpiece feeding transmission structure 11 again to transmit to a next working position.
Further, in this embodiment, each work station is correspondingly provided with a positioning device 4 and a positioning switch (not shown in the figure) for controlling the positioning device 4 to release or block, and staff at the work station can manually operate the positioning switch to control the positioning device 4 to release or block, and when the staff at the work station completes the work, the staff at the work station manually operates the positioning device 4 to release. Of course, the number of the positioning devices 4 and the positioning switches is not limited in the present invention, and the number of the positioning devices 4 and the positioning switches is determined as necessary.
As shown in fig. 3, in detail, in the present embodiment, the feeding transmission structure 11 and the returning transmission structure 12 are arranged in a vertical layer rack arrangement along the gravity direction in sequence. Like this, through will send a transmission 11 and return transmission 12 and arrange the setting along the vertical layer frame of gravity direction in proper order for conveyer 1 can the rational utilization vertical space in the factory building, has practiced thrift area. In other embodiments, the specific arrangement of the feeding transmission structure 11 and the returning transmission structure 12 can also be adjusted according to practical situations, for example, the feeding transmission structure 11 and the returning transmission structure 12 are arranged as two parallel conveyor belts arranged side by side and with opposite conveying directions.
In more detail, in the present embodiment, the feeding transmission structure 11 includes a first transmission rail and a first direction driving structure, and the returning transmission structure 12 includes a second transmission rail and a second direction driving structure; the first direction driving structure is arranged to drive the first transmission track to transmit along the feeding direction, and the second direction driving structure is arranged to drive the second transmission track to transmit along the returning direction, wherein the feeding direction is opposite to the returning direction. Thus, when the feeding mechanism is in operation, the first direction driving structure drives the first transmission rail to transmit along the feeding direction, and the first direction driving structure drives the first transmission rail to transmit along the feeding direction, so that the transmission directions of the feeding transmission structure 11 and the returning transmission structure 12 are opposite. In more detail, in this embodiment, the first direction driving structure includes a driving motor, a driving chain, a sprocket and driving wheels, the first driving track includes a conveyor belt and a line support, the driving wheels are pivotally disposed on the line support along the first direction in sequence, the conveyor belt is sleeved on the driving wheels to drive along with the driving wheels, the sprocket and the driving wheels are both in chain transmission connection with the driving chain, a rotating shaft of the driving motor is coaxially and rotatably connected with the sprocket, that is, when the driving motor rotates, the driving belt is driven to drive in the first direction; the second direction driving structure comprises a driving motor, a transmission chain, a chain wheel and transmission wheels, the second transmission track comprises a conveyor belt and a line body support, the transmission wheels are arranged on the line body support in a pivoting mode along the second direction in sequence, the conveyor belt is sleeved on the transmission wheels to transmit along with the transmission wheels, the chain wheel and the transmission wheels are both in chain transmission connection with the transmission chain, a rotating shaft of the driving motor is coaxially and rotatably connected with the chain wheel, and the driving conveyor belt is driven to transmit in the second direction when the driving motor rotates; the tool bearing structure 2 is driven along with the first transmission rail and the second transmission rail through static friction force. In other embodiments, the specific implementation structures of the feeding transmission structure 11 and the returning transmission structure 12 may be adjusted according to actual conditions, that is, the transmission directions of the feeding transmission structure 11 and the returning transmission structure 12 may be opposite.
As shown in fig. 7 and 8, in the present embodiment, the fixture carrying structure 2 includes a carrying plate 21 and a positioning block 22, the positioning block 22 is provided with a positioning groove 221 for clamping the frame member of the sofa, the positioning block 22 is disposed on the carrying plate 21, and the carrying plate 21 is driven along with the feeding transmission structure 11 or the returning transmission structure 12; further, frock bearing structure 2 still includes anticollision buffer bar 211, all is equipped with anticollision buffer bar 211 on the ascending both ends of transmission direction of loading board 21 to when two adjacent frock bearing structure 2 bump against each other, anticollision buffer bar 211 absorbs and collides, in order to avoid falling sofa accessories vibrations or damage. An elastic cushion pad is also arranged at the free end of the crash cushion rod 211.
As shown in fig. 4 to 6, in the present embodiment, the tool transferring mechanism 3 includes a third transmission rail 31, a third driving structure and a lifting driving structure 32; the third transmission rail 31 is provided with a first lifting position aligned with the piece feeding transmission structure 11 and a second lifting position aligned with the return transmission structure 12, and the lifting driving structure 32 is arranged to drive the third transmission rail 31 to move between the first lifting position and the second lifting position; the third drive structure is arranged to drive the third transmission track 31 in the feeding/returning direction. Thus, initially, the third transmission rail 31 of the tool transfer mechanism 3 arranged at the downstream end of the workpiece feeding transmission structure 11 is located at the first lifting position and aligned with the workpiece feeding transmission structure 11, and the third transmission rail 31 of the tool transfer mechanism 3 arranged at the upstream end of the workpiece feeding transmission structure 11 is located at the second lifting position; when the tooling bearing structure 2 carrying the finished/semi-finished sofa is conveyed to the third transmission rail 31 of the tooling transfer mechanism 3 arranged at the downstream end of the piece conveying transmission structure 11 by the piece conveying transmission structure 11, the finished/semi-finished sofa is removed from the tooling bearing structure 2, then the lifting driving structure 32 drives the tooling bearing structure 2 carried by the third transmission rail 31 to descend to the second lifting position, then the third driving structure drives the third transmission rail 31 to transmit in the same direction as the return transmission structure 12, then the tooling bearing structure 2 in the no-load state returns to the upstream end of the piece conveying transmission structure 11 from the return transmission structure 12, when the tooling bearing structure 2 is transmitted to the upstream end and is positioned on the third transmission rail 31 in the second lifting position, the lifting driving structure 32 drives the tooling bearing structure 2 carried by the third transmission rail 31 in the no-load state to ascend to the first lifting position, the third driving structure then drives the third transmission rail 31 to transmit along the workpiece feeding direction, so as to return the tool carrying structure 2 in an empty state to the initial station at the upstream end of the workpiece feeding transmission structure 11 for reuse in each process. In detail, in the present embodiment, the third transmission rail 31 includes a plurality of conveying rollers, the plurality of conveying rollers are arranged along the conveying direction, the third driving structure is configured to drive the conveying rollers to rotate, and the third transmission rail 31 is driven to move up and down by the lifting driving structure 32. The third driving structure comprises a motor, a first driving wheel 331 is arranged at the output end of the motor, a second driving wheel 332 is arranged at the end part of one conveying roller, a third driving wheel 333 is arranged at the end part of each conveying roller, a first driving belt 334 is sleeved between the first driving wheel 331 and the second driving wheel 332, a second driving belt 335 is sleeved between the second driving wheel 332 and the third driving wheel 333, and the motor drives the conveying rollers to rotate through the first driving wheel 331, the first driving belt 334, the second driving wheel 332, the second driving belt 335 and the third driving wheel 333; preferably, the first driving wheel 331, the second driving wheel 332, and the third driving wheel 333 may be sprockets, and the first driving belt 334 and the second driving belt 335 may be chains, which may be determined by the actual situation, but is not limited thereto. In this embodiment, the lifting driving structure 32 includes a frame 321, a lifting hydraulic cylinder 322, a traction belt 323 and a traction wheel 324, a telescopic end of the lifting hydraulic cylinder 322 is connected to an installation shaft of the traction wheel 324, one end of the traction belt 323 is connected to the frame 321, the other end of the traction belt 323 bypasses the traction wheel 324 and then is connected to the third transmission rail 31, and the lifting hydraulic cylinder 322 drives the traction wheel 324 to lift up and down, so that the third transmission rail 31 is driven to lift up and down by the traction belt 323; preferably, the traction wheel 324 can be a sprocket, and the traction belt 323 can be a chain, which is determined by the practical situation and is not limited thereto; through setting up traction area 323 and traction wheel 324, avoid hydraulic cylinder 322 directly to be connected with third transmission track 31, can avoid hydraulic cylinder 322's flexible end concertina movement, the shake that produces when placing the frock board on the conveying roller influences the stability of whole operation. In this embodiment, the rack 321 is vertically provided with guide rails 325 on both sides of the third transmission rail 31 along the gravity direction, the third transmission rail 31 is provided with a plurality of first guide wheels 326 on both front and rear sides of the guide rails 325, and the third transmission rail 31 is provided with a plurality of second guide wheels 327 on an inner side of the guide rails 325; the first guide wheel 326 and the second guide wheel 327 are abutted against the guide rail 325, so that the guide of the third transmission rail 31 in the up-down lifting process is realized.
As shown in fig. 4, in the present embodiment, the present invention further includes a transfer device, a control system, and a tool position detector 5; the tool position detector 5 is arranged corresponding to the third transmission rail 31 to monitor whether the tool bearing structure 2 is located on the third transmission rail 31; the tool position detector 5, the third driving structure, the lifting driving structure 32 and the transfer device are all in electric control connection with the control system. In detail, in the present embodiment, the tool position detector 5 is a reflective infrared sensor, and the reflective infrared sensor is disposed on the side of the third transmission rail 31; in other embodiments, the specific type of the tool position detector 5 may also be adjusted according to the actual condition, for example, a visual sensing system may also be used. Thus, when the tooling bearing structure 2 carrying the finished/semi-finished sofa is conveyed by the piece conveying transmission structure 11 to the third transmission rail 31 of the tooling transfer mechanism 3 arranged at the downstream end of the piece conveying transmission structure 11, the tooling position detector 5 sends a sensing signal to the control system, then the control system instructs the transfer device to remove the finished/semi-finished sofa from the tooling bearing structure 2, when the transfer device finishes the clamping and transferring process, the control system sends a finishing instruction to the control system, then the control system instructs the lifting driving structure 32 to drive the tooling bearing structure 2 carried by the third transmission rail 31 to descend to the second lifting position, then the control system instructs the third driving structure to drive the third transmission rail 31 to transmit in the same direction as the return transmission structure 12, and then the tooling bearing structure 2 in the no-load state returns to transmit from the return transmission structure 12 to the upstream end of the piece conveying transmission structure 11, after the workpiece is conveyed to the third transmission rail 31 with the upstream end at the second lifting position, the tool position detector 5 sends a sensing signal to the control system, then the control system instructs the lifting driving structure 32 to drive the third transmission rail 31 to carry the tool bearing structure 2 in the no-load state to lift to the first lifting position, then the lifting driving structure 32 sends a signal which is completed to reach the first lifting position to the control system, and then the control system instructs the third driving structure to drive the third transmission rail 31 to transmit along the workpiece conveying direction so as to return the tool bearing structure 2 in the no-load state to the initial station at the upstream end of the workpiece conveying transmission structure 11 for reuse by workers; therefore, the control system instructs the tool position detector 5, the third driving structure, the lifting driving structure 32 and the transfer device to complete preset actions in sequence, and the automatic production function is realized. The transfer device can be a multi-axis robot comprising a mechanical clamping hand, or a clamping jaw controlled by a PLC and driven by a cylinder, and can be of a specific structure as long as the function of clamping and moving can be completed.
As shown in fig. 4 to 6, in this embodiment, the lifting driving structure 32 includes a frame 321, a lifting hydraulic cylinder 322, a traction belt 323, and a traction wheel 324, a telescopic end of the lifting hydraulic cylinder 322 is connected to an installation shaft of the traction wheel 324, one end of the traction belt 323 is connected to the frame 321, the other end of the traction belt 323 bypasses the traction wheel 324 and then is connected to the third transmission rail 31, and the lifting hydraulic cylinder 322 drives the traction wheel 324 to lift up and down, so that the traction belt 323 drives the third transmission rail 31 to lift up and down. Like this, through setting up traction area 323 and traction wheel 324, avoid hydraulic cylinder 322 directly to be connected with third transmission track 31, can avoid hydraulic cylinder 322 flexible end concertina movement, the shake that produces when placing the frock board on the conveying roller to influence the stability of whole operation.
As shown in fig. 4 to 6, in the present embodiment, the rack 321 is provided with guide rails 325 at two sides of the third transmission rail 31, the third transmission rail 31 is provided with a plurality of first guide wheels 326 at front and rear sides of the guide rails 325, and the third transmission rail 31 is provided with a plurality of second guide wheels 327 at an inner side of the guide rails 325. In this way, the first guide wheel 326 and the second guide wheel 327 abut against the guide rail 325, so that the third transmission rail 31 is guided when being lifted up and down. In the present embodiment, the first guide wheel 326 and the second guide wheel 327 are disposed on the third transmission rail 31 through a bearing.
As shown in fig. 1 and fig. 2, in this embodiment, the present invention further includes a tool locking mechanism 6 and a fourth driving mechanism 61, where the tool locking mechanism 6 is disposed corresponding to the tool transferring mechanism 3 at the downstream end of the workpiece feeding transmission structure 11, so that after the tool carrying structure 2 is transferred to the tool transferring mechanism 3 by the workpiece feeding transmission structure 11, the fourth driving mechanism 61 drives the tool locking mechanism 6 to lock and fix the tool carrying structure 2. In this embodiment, the tool locking mechanism 6 is a locking plate provided with a concave notch, the fourth driving mechanism 61 is a telescopic cylinder, the locking plate is arranged on a telescopic rod of the telescopic cylinder, and after the tool carrying structure 2 is conveyed to the tool transferring mechanism 3 by the workpiece conveying transmission structure 11, the telescopic cylinder drives the locking plate to move towards the tool transferring mechanism 3, so that the tool transferring mechanism 3 is sunk into the concave notch, namely that "the fourth driving mechanism 61 drives the tool locking mechanism 6 to lock and fix the tool carrying structure 2"; in other embodiments, the specific implementation structures of the fourth driving structure 61 and the tool locking mechanism 6 may also be adjusted according to the actual situation suitability, as long as "the fourth driving structure 61 drives the tool locking mechanism 6 to lock and fix the tool carrying structure 2" can be implemented. Like this, after frock bearing structure 2 was sent a transmission structure 11 to convey on frock transfer mechanism 3, fourth drive structure 61 drive frock locking mechanism 6 with frock bearing structure 2 locking fixed, when extracting finished product/semi-manufactured goods sofa from frock bearing structure 2 and take off, can avoid frock bearing structure 2 to remove along with finished product/semi-manufactured goods sofa together under the effect of friction power to the condition that frock bearing structure 2 appears shifting has been avoided, so that form the cyclic transmission on conveyer 1.
What has been described above are merely some embodiments of the present invention. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the inventive concept thereof, and these changes and modifications can be made without departing from the spirit and scope of the utility model.
Claims (10)
1. Circulating device for sofa production, characterized by comprising:
the conveying device (1) is used for conveying a tool bearing structure (2), the conveying device (1) is provided with a piece conveying transmission structure (11) and a return transmission structure (12), and the transmission directions of the piece conveying transmission structure (11) and the return transmission structure (12) are opposite;
the two tool transfer mechanisms (3) are respectively arranged at the upstream end and the downstream end of the workpiece conveying transmission structure (11), and the tool transfer mechanisms (3) are arranged to be used for transferring the tool bearing structure (2) between the workpiece conveying transmission structure (11) and the return transmission structure (12) so that the tool bearing structure (2) forms circular transmission on the conveying device (1).
2. The circulation device for sofa production according to claim 1, characterized in that the piece-feeding transmission structure (11) and the return transmission structure (12) are arranged in turn along a vertical shelf in the direction of gravity.
3. The circulation device for sofa production according to claim 2, characterized in that the piece-feeding transmission structure (11) comprises a first transmission track and a first direction driving structure, and the return transmission structure (12) comprises a second transmission track and a second direction driving structure; the first direction driving structure is arranged to drive the first transmission track to transmit along a piece conveying direction, the second direction driving structure is arranged to drive the second transmission track to transmit along a return direction, and the piece conveying direction is opposite to the return direction.
4. The cycle device for sofa production according to claim 2, wherein the tooling transfer mechanism (3) comprises a third transmission rail (31), a third driving structure and a lifting driving structure (32);
the third transmission track (31) is provided with a first lifting position aligned with the delivery transmission structure (11) and a second lifting position aligned with the return transmission structure (12), and the lifting driving structure (32) is arranged to drive the third transmission track (31) to move between the first lifting position and the second lifting position;
the third driving structure is arranged to drive the third transmission track (31) to transmit along the workpiece feeding direction.
5. The circulating device for sofa production according to claim 4, further comprising a tooling position detector (5), wherein the tooling position detector (5) is arranged corresponding to the third transmission rail (31) to monitor whether the tooling carrying structure (2) is located on the third transmission rail (31).
6. The circulating device for sofa production according to claim 4, wherein the lifting driving structure (32) comprises a frame (321), a lifting hydraulic cylinder (322), a traction belt (323) and a traction wheel (324), the telescopic end of the lifting hydraulic cylinder (322) is connected with the mounting shaft of the traction wheel (324), one end of the traction belt (323) is connected with the frame (321), the other end of the traction belt (323) bypasses the traction wheel (324) and is connected with the third transmission rail (31), and the lifting hydraulic cylinder (322) drives the traction wheel (324) to move up and down, so that the third transmission rail (31) is driven to move up and down through the traction belt (323).
7. The circulating device for sofa production according to claim 6, wherein the frame (321) is provided with guide rails (325) longitudinally at both sides of the third transmission rail (31), the third transmission rail (31) is provided with a plurality of first guide wheels (326) at both front and back sides of the guide rails (325), and the third transmission rail (31) is provided with a plurality of second guide wheels (327) at inner side of the guide rails (325).
8. The circulation device for sofa production according to claim 7, characterized in that the first guide wheel (326) and the second guide wheel (327) are both arranged on the third transmission track (31) by means of bearings.
9. The circulating device for sofa production according to any one of claims 1-8, further comprising a tooling locking mechanism (6) and a fourth driving mechanism (61), wherein the tooling locking mechanism (6) is arranged corresponding to the tooling transfer mechanism (3) at the downstream end of the workpiece feeding transmission structure (11), so that after the tooling bearing structure (2) is transferred onto the tooling transfer mechanism (3) by the workpiece feeding transmission structure (11), the fourth driving mechanism (61) drives the tooling locking mechanism (6) to lock and fix the tooling bearing structure (2).
10. The circulating device for sofa production according to any one of claims 1-8, further comprising a positioning device (4) arranged on the piece-feeding transmission structure (11) and a positioning switch for controlling the positioning device (4), wherein the positioning device (4) is used for releasing or blocking the tooling carrying structure (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120518055.7U CN215509905U (en) | 2021-03-11 | 2021-03-11 | Circulating device for sofa production |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120518055.7U CN215509905U (en) | 2021-03-11 | 2021-03-11 | Circulating device for sofa production |
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| CN215509905U true CN215509905U (en) | 2022-01-14 |
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| CN202120518055.7U Active CN215509905U (en) | 2021-03-11 | 2021-03-11 | Circulating device for sofa production |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113020971A (en) * | 2021-03-11 | 2021-06-25 | 敏华家具制造(惠州)有限公司 | Circulating device for sofa production |
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2021
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113020971A (en) * | 2021-03-11 | 2021-06-25 | 敏华家具制造(惠州)有限公司 | Circulating device for sofa production |
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