CN213084469U - Conveying device - Google Patents
Conveying device Download PDFInfo
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- CN213084469U CN213084469U CN202021004593.6U CN202021004593U CN213084469U CN 213084469 U CN213084469 U CN 213084469U CN 202021004593 U CN202021004593 U CN 202021004593U CN 213084469 U CN213084469 U CN 213084469U
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Abstract
The utility model discloses a conveying device relates to production line transmission technical field, include: the device comprises a frame, a driving mechanism and a driving mechanism, wherein an annular transmission chain is arranged on the frame; the guide rail is arranged on the frame, is annular and is arranged at equal intervals with the transmission chain; the workpiece positioning mechanisms are matched with the guide rails through guide wheels and are matched with the transmission chain through driving chain wheels, and positioning assemblies are arranged on the workpiece positioning mechanisms; the position sensor is arranged on the frame and used for monitoring the position of the workpiece positioning mechanism; the control unit is electrically connected with the chain driving mechanism and the position sensor; the device can place a plurality of work pieces simultaneously, improves production efficiency, has position sensor simultaneously, and the security is high in the position that can the auto-induction work piece.
Description
Technical Field
The utility model belongs to the technical field of the production line transmission, more specifically relates to a conveyor.
Background
At present, more and more factories adopt automatic production lines to convey and grab workpieces, and in the prior art, the workpieces are generally placed on a workpiece fixing device manually and then grabbed by a robot; the existing fixing device generally adopts a positioning pin and a Z-direction positioning surface to position a workpiece, and an operator adopts a stepping platform and a grating to carry out man-machine cross operation. Along with the improvement of production line productivity, there is more problem artifical with the work piece place on work piece fixing device: in order to be docked with the robot, an operator often needs to use a collapsing table for feeding, and the operation position is high; the grating needs to be withdrawn after the feeding is finished, the grating is grabbed by a robot, and potential safety hazards exist after the grating is invalid; in addition, the manual operation can only realize the feeding of one work piece at a time, and the work efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a conveyor to the not enough that exists among the prior art, can place a plurality of parts simultaneously, improve production efficiency, have position sensor simultaneously, the position that can the auto-induction work piece, the security is high.
In order to achieve the above object, the present invention provides a transportation device, including:
the device comprises a frame, a driving mechanism and a driving mechanism, wherein an annular transmission chain is arranged on the frame, and a chain driving mechanism is arranged at one end of the frame;
the guide rail is arranged on the frame, is annular and is arranged at equal intervals with the transmission chain;
the workpiece positioning mechanisms are matched with the guide rails through guide wheels and are matched with the transmission chains through driving chain wheels, and positioning assemblies are arranged on the workpiece positioning mechanisms;
the position sensor is arranged on the frame and used for monitoring the position of the workpiece positioning mechanism;
and the control unit is electrically connected with the chain driving mechanism and the position sensor.
Optionally, the chain drive mechanism comprises:
the driving motor is arranged at one end of the frame, and the output end of the driving motor is connected with a transmission shaft;
the driving chain wheel is arranged at one end of the frame and sleeved on the transmission shaft;
the driven chain wheel is rotatably arranged at the other end of the frame;
the transmission chain is sleeved on the outer sides of the driving chain wheel and the driven chain wheel.
Optionally, the workpiece positioning mechanism includes a base, a rotating shaft is rotatably disposed on one side of the base, which is close to the transmission chain, the guide wheels are disposed at two ends of the rotating shaft, and the driving sprocket is disposed in the middle of the rotating shaft.
Optionally, the positioning assembly includes a positioning cushion block disposed on the base on one side far away from the rotating shaft, a positioning column is disposed on the positioning cushion block, and the positioning column is matched with the positioning hole of the workpiece.
Optionally, one side of the drive chain is provided with a tensioning assembly, the tensioning assembly comprising:
the mounting frame is connected with the frame, a sliding groove is formed in the mounting frame, and a tensioning shaft is arranged in the sliding groove;
the tensioning chain wheel is sleeved on the tensioning shaft;
the guide chain wheel is rotatably arranged on the mounting frame;
one end of the pull rod is connected with the tensioning shaft;
the shell end of the telescopic rod is connected with the frame, the telescopic end of the telescopic rod is connected with the other end of the pull rod, and the telescopic rod is electrically connected with the control unit.
Optionally, the guide chain wheel is provided with a plurality of, the guide chain wheel is installed through the rotation of guide chain wheel axle on the mounting bracket, tensioning sprocket and at least one guide chain wheel with drive chain cooperatees.
Optionally, a limit baffle is arranged at one end of the base.
Optionally, still include stop gear, stop gear includes:
a connecting plate connected with the frame;
the cylinder is arranged on one side of the connecting plate, and the end of the shell is hinged with the connecting plate;
one end of the connecting rod is hinged with the telescopic end of the air cylinder, and the other end of the connecting rod is provided with a rotating block;
the limiting block is arranged on the rotating block;
and a rotating shaft is arranged on the other side of the connecting plate, and the rotating block is connected with the rotating shaft.
Optionally, the rotating block is fan-shaped, the center of the fan-shaped circle coincides with the axis of the rotating shaft, the limiting blocks are provided in a plurality of numbers, and the limiting blocks are arranged on the periphery of the fan-shaped rotating block.
Optionally, the number of the limiting mechanisms is two, and the two limiting mechanisms are respectively used for limiting the workpiece positioning mechanism above the driven sprocket and the workpiece positioning mechanism below the driven sprocket.
The utility model provides a conveying device, its beneficial effect lies in:
1. the device realizes circular feeding through chain transmission, is provided with a plurality of workpiece positioning mechanisms, can feed a plurality of workpieces at the same time, and improves the working efficiency;
2. the device is provided with a position sensor and a limiting mechanism, can monitor the position of a workpiece and automatically stop conveying when the workpiece is grabbed and the workpiece is loaded, so that the safety is improved;
3. the device realizes the fixed-distance conveying of the workpiece through the position sensor and the limiting mechanism.
Other features and advantages of the present invention will be described in detail in the detailed description which follows.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent by describing in more detail exemplary embodiments thereof with reference to the attached drawings, in which like reference numerals generally represent like parts throughout the exemplary embodiments of the present invention.
Fig. 1 shows a schematic structure of a workpiece fixing device in the prior art.
Fig. 2 shows a schematic three-dimensional structure of a conveying device according to an embodiment of the present invention.
Fig. 3 shows a front view of a conveyor according to an embodiment of the present invention.
Fig. 4 shows a schematic side view of a conveyor according to an embodiment of the invention.
Fig. 5 shows a schematic top view of a conveyor according to an embodiment of the invention.
Fig. 6 shows a schematic three-dimensional structure diagram of a limiting mechanism and a workpiece positioning mechanism of a conveying device according to an embodiment of the present invention.
Fig. 7 shows an enlarged schematic structural diagram at a in fig. 2 of a conveying device according to an embodiment of the present invention.
Fig. 8 shows an enlarged schematic structural diagram at B of fig. 2 of a conveying device according to an embodiment of the present invention.
Description of reference numerals:
in fig. 1:
101. positioning pins; 102. a Z-direction positioning surface;
in fig. 2 to 8:
1. a frame; 2. a drive chain; 3. a chain drive mechanism; 4. a guide rail; 5. a workpiece positioning mechanism; 6. a guide wheel; 7. a drive sprocket; 8. a position sensor; 9. a drive motor; 10. a drive sprocket; 11. a driven sprocket; 12. a base; 13. a rotating shaft; 14. positioning a cushion block; 15. a positioning column; 16. a workpiece; 17. a mounting frame; 18. a sliding groove; 19. tensioning the shaft; 20. a tension sprocket; 21. a guide sprocket; 22. a pull rod; 23. a limit baffle; 24. a limiting mechanism; 25. a connecting plate; 26. a cylinder; 27. a connecting rod; 28. rotating the block; 29. a limiting block; 30. and rotating the shaft.
Detailed Description
Preferred embodiments of the present invention will be described in more detail below. While the following describes preferred embodiments of the present invention, it should be understood that the present invention may be embodied in various forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
As shown in fig. 1, in the prior art, a workpiece is manually placed on the workpiece fixing device, two positioning pins 101 are inserted into positioning holes on the workpiece, the workpiece is positioned by a Z-direction positioning surface 102, and the workpiece is grasped by a robot after being fixed. In the feeding mode, in order to be butted with a robot, an operator often needs to use a collapse table for feeding, and the operation position is high; the grating needs to be withdrawn after the feeding is finished, the grating is grabbed by a robot, and potential safety hazards exist after the grating is invalid; in addition, the manual operation can only realize the feeding of one work piece at a time, and the work efficiency is low.
As shown in fig. 2 to 8, the present invention provides a transmission device, including:
the device comprises a frame 1, wherein an annular transmission chain 2 is arranged on the frame 1, and a chain driving mechanism 3 is arranged at one end of the frame 1;
the guide rail 4 is arranged on the frame 1, is annular and is arranged at equal intervals with the transmission chain 2;
the workpiece positioning mechanisms 5 are matched with the guide rails 4 through guide wheels 6 and are matched with the transmission chains 2 through driving chain wheels 7, and positioning assemblies are arranged on the workpiece positioning mechanisms 5;
a position sensor 8, which is arranged on the frame 1 and is used for monitoring the position of the workpiece positioning mechanism 5;
and the control unit is electrically connected with the chain driving mechanism 3 and the position sensor 8.
Specifically, support legs are arranged on two sides of the frame 1, the device is supported on the ground through the support legs, and the height of each support leg is matched with the grabbing height of the robot; the annular transmission chain 2 circularly moves in the frame 1 through a driving chain wheel 10 and a driven chain wheel 11 at two ends of the frame 1; the guide rail 4 is arranged on the outer side of the annular transmission chain 2 and is arranged at equal intervals with the transmission chain 2; the positioning assembly on the workpiece positioning mechanism 5 is used for installing workpieces, the guide wheels 6 of the workpiece positioning mechanisms 5 can roll in the guide rails 4, the guide rails 4 achieve guiding effects for the workpiece positioning mechanisms 5, the driving chain wheel 7 is arranged in the workpiece positioning mechanisms 5, the driving chain wheel 7 is fixed on the workpiece positioning mechanisms, and the driving chain wheel 7 is matched with the transmission chain 2 to drive the workpiece positioning mechanisms 5 to move along the guide rails 4 so as to achieve conveying of the workpieces.
In the present embodiment, the chain drive mechanism 3 includes:
the driving motor 9 is arranged at one end of the frame 1, and the output end of the driving motor is connected with a transmission shaft;
the driving chain wheel 10 is arranged at one end of the frame 1 and sleeved on the transmission shaft;
a driven sprocket 11 rotatably provided at the other end of the frame 1;
the driving chain 2 is sleeved outside the driving chain wheel 10 and the driven chain wheel 11.
Specifically, the driving motor 9 is connected with the transmission shaft through a right-angle reducer, and can drive the transmission shaft to rotate, and the driving motor 9 drives the driving sprocket 10 to rotate, so as to drive the transmission chain 2 to circularly move along the annular route.
In this embodiment, the workpiece positioning mechanism 5 includes a base 12, a rotating shaft 13 is rotatably disposed on one side of the base 12 close to the transmission chain 2, guide wheels 6 are disposed at two ends of the rotating shaft 13, and a driving sprocket 7 is disposed in the middle of the rotating shaft 13.
Specifically, the rotating shaft 13 is fixed on the base, the driving chain wheel 7 is fixed on the rotating shaft, the driving chain 2 drives the driving chain wheel 7 to move, the guide wheel 6 rotates relative to the rotating shaft 13, and the guide wheel 6 is matched with the guide rail 4 to realize the movement of the base 12 along the guide rail 4.
In this embodiment, the positioning assembly includes a positioning pad 14 disposed on the base 12 on a side away from the rotating shaft 13, and a positioning post 15 is disposed on the positioning pad 14, and the positioning post 15 is matched with a positioning hole of the workpiece 16.
Specifically, the outer end of the positioning column 15 is in a conical shape, so that the positioning column 15 can be conveniently inserted into a positioning hole of the workpiece 16, the workpiece 16 can be positioned in the horizontal direction, and the positioning cushion block 14 can support the workpiece 16.
Further, the positions of the positioning columns 15 and the positioning cushion blocks 14 and the diameters of the positioning columns 15 can be selected according to different workpieces 16.
In this embodiment, one side of the drive chain 2 is provided with a tensioning assembly comprising:
the mounting rack 17 is connected with the frame 1, a sliding groove 18 is formed in the mounting rack 17, and a tensioning shaft 19 is arranged in the sliding groove 18;
the tensioning chain wheel 20 is sleeved on the tensioning shaft 19;
the guide chain wheel 21 is rotatably arranged on the mounting frame 17;
a pull rod 22, one end of which is connected with the tensioning shaft 19;
and the shell end of the telescopic rod is connected with the frame 1, the telescopic end of the telescopic rod is connected with the other end of the pull rod 22, and the telescopic rod is electrically connected with the control unit.
Specifically, the telescopic link adopts electric telescopic handle, and the telescopic link can drive pull rod 22 and remove along sliding tray 18, and pulling tensioning shaft 19 and tensioning sprocket 20 remove along sliding tray 18, adjust tensioning sprocket 20's position, realize the tensioning to drive chain 2.
In this embodiment, a plurality of guide sprockets 21 are provided, the guide sprockets 21 are rotatably mounted on the mounting frame 17 by guide sprocket shafts, and the tension sprocket 20 and at least one of the guide sprockets 21 are engaged with the drive chain 2.
In this embodiment, a limit baffle 23 is disposed at one end of the base 12.
Specifically, the limiting baffle 23 is matched with the limiting block 29 of the limiting mechanism 24 to limit the workpiece positioning mechanism 5.
In this embodiment, the present invention further includes a limiting mechanism 24, and the limiting mechanism 24 includes:
a connecting plate 25 connected to the frame 1;
the cylinder 26 is arranged on one side of the connecting plate 25, and the shell end is hinged with the connecting plate 25;
one end of the connecting rod 27 is hinged with the telescopic end of the cylinder 26, and the other end is provided with a rotating block 28;
a stopper 29 provided on the rotating block 28;
the other side of the connecting plate 25 is provided with a rotating shaft 30, and the rotating block 28 is connected with the rotating shaft 30.
Specifically, the air cylinder 26 drives the connecting rod 27 to rotate around the rotating shaft 30, so that the rotating block 28 rotates around the rotating shaft 30, the rotating block 28 drives the limiting block 29 to rotate, the limiting block 29 abuts against the limiting baffle 23 on the base 12, the limiting of the workpiece positioning mechanism 5 is realized, and the workpiece 16 is prevented from moving when the robot clamps the workpiece 16.
In this embodiment, the rotating block 28 has a fan shape, the center of the fan shape coincides with the axis of the rotating shaft 30, a plurality of limiting blocks 29 are provided, and the plurality of limiting blocks 29 are provided on the periphery of the fan-shaped rotating block 28.
Specifically, the limiting blocks 29 may be disposed in a plurality of positions on the periphery of the fan-shaped rotating block 28, the limiting blocks 29 are disposed at different angles of rotation, and can be used in cooperation with different workpiece positioning mechanisms 5, and the limiting baffles 23 on different workpiece positioning mechanisms 5 are disposed at different positions.
In the present embodiment, two limiting mechanisms 24 are provided, and the two limiting mechanisms 24 are respectively used for limiting the workpiece positioning mechanism 5 above the driven sprocket 11 and the workpiece positioning mechanism 5 below the driven sprocket 11.
Specifically, one of the two limiting mechanisms 24 disposed above the driven sprocket 11 can limit the workpiece positioning mechanism 5 on which the workpiece 16 is mounted, and one disposed below the driven sprocket 11 can limit the empty workpiece positioning mechanism 5 which returns to the start position from below after the workpiece 16 is gripped.
To sum up, the utility model provides a when transmission device uses, place work piece 16 on work piece positioning mechanism 5, insert work piece 16's locating hole with reference column 15 on work piece positioning mechanism 5 in, location cushion 14 plays the supporting effect to work piece 16, can place a plurality of work pieces 16 on a plurality of work piece positioning mechanism 5. The driving motor 9 is started, the driving motor 9 drives the driving chain wheel 10 to rotate, the driving chain wheel 10 and the driven chain wheel 11 drive the transmission chain 2 to move circularly, the workpiece positioning mechanism 5 drives the workpiece positioning mechanism 5 to move along the guide rail 4 through the matching of the driving chain wheel 7 and the transmission chain 2, and the guide wheel 6 is matched with the guide rail 4 in the moving process to provide guidance. When the workpiece positioning mechanism 5 moves to the grabbing position, the position sensor 8 detects the position of the workpiece 16, the driving motor 9 is controlled to stop through the controller, the air cylinder 26 is controlled to extend out, the telescopic end of the air cylinder 26 drives the rotating block 28 to rotate around the rotating shaft 30 through the connecting rod 27, and then the limiting block 29 is driven to rotate, so that the limiting block 29 rotates to one side of the limiting baffle 23 to limit the limiting baffle 23; at this point, the robot may grasp the workpiece 16. After the robot grabs the workpiece 16, the driving motor 9 is started, the workpiece positioning mechanism 5 is driven by chain transmission to continuously move to the positions below the driving chain wheel 10 and the driven chain wheel 11, the workpiece positioning mechanism 5 moves circularly, the workpiece 16 is conveniently and continuously placed on the workpiece positioning mechanism 5, and the robot grabs the workpiece. The device can place a plurality of work pieces 16 simultaneously, improves production efficiency, has position sensor 8 simultaneously, and the security is high in the position that can the auto-induction work piece 16.
While various embodiments of the present invention have been described above, the above description is intended to be illustrative, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments.
Claims (10)
1. A conveyor apparatus, comprising:
the device comprises a frame, a driving mechanism and a driving mechanism, wherein an annular transmission chain is arranged on the frame, and a chain driving mechanism is arranged at one end of the frame;
the guide rail is arranged on the frame, is annular and is arranged at equal intervals with the transmission chain;
the workpiece positioning mechanisms are matched with the guide rails through guide wheels and are matched with the transmission chains through driving chain wheels, and positioning assemblies are arranged on the workpiece positioning mechanisms;
the position sensor is arranged on the frame and used for monitoring the position of the workpiece positioning mechanism;
and the control unit is electrically connected with the chain driving mechanism and the position sensor.
2. The conveyor apparatus of claim 1, wherein the chain drive mechanism comprises:
the driving motor is arranged at one end of the frame, and the output end of the driving motor is connected with a transmission shaft;
the driving chain wheel is arranged at one end of the frame and sleeved on the transmission shaft;
the driven chain wheel is rotatably arranged at the other end of the frame;
the transmission chain is sleeved on the outer sides of the driving chain wheel and the driven chain wheel.
3. The conveying device as claimed in claim 1, wherein the workpiece positioning mechanism comprises a base, a rotating shaft is rotatably disposed on one side of the base close to the transmission chain, the guide wheels are disposed at two ends of the rotating shaft, and the driving sprocket is disposed in the middle of the rotating shaft.
4. The conveying device according to claim 3, wherein the positioning assembly comprises a positioning cushion block arranged on the base on the side away from the rotating shaft, and a positioning column is arranged on the positioning cushion block and is matched with the positioning hole of the workpiece.
5. The conveyor apparatus of claim 1, wherein one side of the drive chain is provided with a tensioning assembly comprising:
the mounting frame is connected with the frame, a sliding groove is formed in the mounting frame, and a tensioning shaft is arranged in the sliding groove;
the tensioning chain wheel is sleeved on the tensioning shaft;
the guide chain wheel is rotatably arranged on the mounting frame;
one end of the pull rod is connected with the tensioning shaft;
the shell end of the telescopic rod is connected with the frame, the telescopic end of the telescopic rod is connected with the other end of the pull rod, and the telescopic rod is electrically connected with the control unit.
6. The conveyor apparatus of claim 5 wherein a plurality of guide sprockets are provided, said guide sprockets being rotatably mounted to said mounting frame by a guide sprocket shaft, said tension sprocket and at least one guide sprocket cooperating with said drive chain.
7. The conveying device as claimed in claim 3, wherein one end of the base is provided with a limit baffle.
8. The delivery device of claim 2, further comprising a stop mechanism, the stop mechanism comprising:
a connecting plate connected with the frame;
the cylinder is arranged on one side of the connecting plate, and the end of the shell is hinged with the connecting plate;
one end of the connecting rod is hinged with the telescopic end of the air cylinder, and the other end of the connecting rod is provided with a rotating block;
the limiting block is arranged on the rotating block;
and a rotating shaft is arranged on the other side of the connecting plate, and the rotating block is connected with the rotating shaft.
9. The conveying device according to claim 8, wherein the rotating block is fan-shaped, the center of the fan-shaped circle coincides with the axis of the rotating shaft, and the plurality of limiting blocks are arranged on the periphery of the fan-shaped rotating block.
10. The conveying device as claimed in claim 8, wherein two limiting mechanisms are provided, and the two limiting mechanisms are respectively used for limiting the workpiece positioning mechanism above the driven chain wheel and the workpiece positioning mechanism below the driven chain wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021004593.6U CN213084469U (en) | 2020-06-04 | 2020-06-04 | Conveying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021004593.6U CN213084469U (en) | 2020-06-04 | 2020-06-04 | Conveying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213084469U true CN213084469U (en) | 2021-04-30 |
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ID=75617810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021004593.6U Active CN213084469U (en) | 2020-06-04 | 2020-06-04 | Conveying device |
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| Country | Link |
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| CN (1) | CN213084469U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113245772A (en) * | 2021-05-19 | 2021-08-13 | 广东省科学院中乌焊接研究所 | Automatic welding production line |
-
2020
- 2020-06-04 CN CN202021004593.6U patent/CN213084469U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113245772A (en) * | 2021-05-19 | 2021-08-13 | 广东省科学院中乌焊接研究所 | Automatic welding production line |
| CN113245772B (en) * | 2021-05-19 | 2023-02-28 | 广东省科学院中乌焊接研究所 | Automatic welding production line |
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