CN216710877U

CN216710877U - Device for transferring workpiece between two stations

Info

Publication number: CN216710877U
Application number: CN202220234440.3U
Authority: CN
Inventors: 王辉; 张赣盛; 孙志远; 任朝阳
Original assignee: Zhejiang Hengcheng Cemented Carbide Co Ltd
Current assignee: Zhejiang Hengcheng Cemented Carbide Co Ltd
Priority date: 2022-01-28
Filing date: 2022-01-28
Publication date: 2022-06-10
Anticipated expiration: 2032-01-28

Abstract

The utility model relates to automation equipment, in particular to a device for transferring a workpiece between two stations. A device for transferring a workpiece between two stations is characterized by comprising a fixing frame, a first guide rail assembly, a second guide rail assembly and a hanging piece, wherein the first guide rail assembly comprises a first sliding block, the second guide rail assembly comprises a second sliding block, the movement tracks of the first sliding block and the second sliding block are vertically arranged, a rotating shaft is rotationally fixed on the fixing frame, the first sliding block, the second sliding block and the hanging piece are linked, the fixing frame is rotationally fixed with one end of a first swing rod and one end of a second swing rod, the other end of the first swing rod is rotationally fixed with the first sliding block, the other end of the second swing rod is rotationally fixed with the second sliding block, and the rotating shaft rotates to enable the first swing rod and the second swing rod to alternately and intermittently swing and realize the lifting and the translation of the hanging piece. The utility model has the advantages of faster feeding of workpieces and improved production efficiency.

Description

Device for transferring workpiece between two stations

Technical Field

The utility model relates to automation equipment, in particular to a device for transferring a workpiece between two stations.

Background

In the automatic assembly equipment of work piece, the work piece often needs to move from an assembly line to another assembly line, and often has the barrier on the moving trajectory of work piece, consequently can set up the cylinder assembly in order to carry out the removal of work piece, and the cylinder assembly includes lift cylinder and sideslip cylinder, still includes the cylinder clamping jaw or the sucking disc that the user centre gripping or adsorbed the work piece.

When the air cylinder component drives the workpiece to move, the workpiece needs to be moved downwards, sucked, moved upwards, moved horizontally, moved downwards, put down, moved upwards and reset horizontally in sequence, and each action needs to be stopped, so that the workpiece is fed slowly and the production efficiency is low.

Disclosure of Invention

The utility model aims to provide a device for transferring a workpiece between two stations, which has the advantages of fast feeding and capability of improving the production efficiency.

In order to achieve the purpose, the utility model adopts the following technical scheme: a device for transferring a workpiece between two stations comprises a fixed frame, a first guide rail component, a second guide rail component and a hanging part for clamping or attracting the workpiece, wherein the first guide rail component comprises a first sliding block which is matched in a sliding way along a linear direction, the second guide rail component comprises a second sliding block which is matched in a sliding way along a linear direction, the movement tracks of the first sliding block and the second sliding block are vertically arranged, a rotating shaft is rotationally fixed on the fixed frame, the axis of the rotating shaft is transversely arranged, a driver for enabling the rotating shaft to rotate is matched with the rotating shaft, the axes of the rotating shaft are all vertically arranged with the movement track of the first sliding block and the movement track of the second sliding block, the first sliding block, the second sliding block and the hanging part are linked, the fixed frame is rotationally fixed with one end of a first swing rod and one end of a second swing rod, the other end of the first swing rod is rotationally fixed with the first sliding block, the other end of the second swing rod is rotationally fixed with the second sliding block, a first cam for driving the first swing rod to swing and a second cam for driving the second swing rod to swing are fixed on the rotating shaft, and the rotating shaft rotates to enable the first swing rod and the second swing rod to alternately and intermittently swing, so that the lifting and the translation of the hanging piece are realized.

When the device is used, the rotating shaft rotates and drives the first cam and the second cam to rotate, so that the first oscillating bar and the second oscillating bar are driven to oscillate in sequence, and finally, the lifting and the translation of the hanging piece are realized; because the lifting and translation of the hanging piece can be completed only by the rotation of the rotating shaft, and the rotation of the rotating shaft can be realized only by one driver, the device of the utility model does not need to pause for many times when in use, can enable the movement of the workpiece to be faster, can enable the feeding of the workpiece to be faster, and can improve the production efficiency. Wherein, the hanging piece is a sucker for sucking the workpiece or a cylinder clamping jaw for clamping the workpiece.

Preferably, the fixed frame is fixed to one end of the first spring and one end of the second spring, the other end of the first spring is connected to the first swing rod, the first swing rod is made to be in constant contact with the outer wall of the first cam, and the other end of the second spring is connected to the second swing rod, the second swing rod is made to be in constant contact with the outer wall of the second cam. The first spring and the second spring are used for resetting the first swing rod and the second swing rod.

Preferably, the first swing rod and the second swing rod respectively comprise a swing rod body and a matching block with a circular outer edge of the cross section, and the matching block is rotationally fixed on the swing rod body. The matching holes are arranged to avoid abrasion of the oscillating bar body, so that the angle of the first oscillating bar and the second oscillating bar is not changed when the first oscillating bar and the second oscillating bar oscillate each time, and the stability of the device in use is ensured.

Preferably, a detection block is fixed on the output shaft or the rotating shaft of the driver, the detection block is matched with a detection sensor, a detection part used for enabling the detection sensor to send signals is arranged on the detection block, and when the driver is started to enable the detection sensor to send signals, the output shaft of the driver is in a zero-point reference working condition state. When the device is reused, the driver is started to enable the rotating shaft to rotate freely, and when the detection sensor sends out a signal, the rotating shaft is in a zero-point reference working condition state, namely the hanging piece is in an action before sucking or clamping the workpiece.

Preferably, when the hanging piece completes one group of actions, the detection sensor sends out signals for n times, n is larger than or equal to 1 and is a positive integer, and when the hanging piece finishes one group of actions, the detection part just moves to the detection sensor and enables the detection sensor to send out signals. That is, after the driver is started, when the detection sensor sends a signal for the first time, the hanging piece starts to move, and when the hanging piece carries out a whole group of actions, the detection sensor just sends a signal again. The group of actions refers to the action of starting the movement of the hanging piece to the complete reset, and refers to the action of completing the movement of one workpiece and immediately moving the next workpiece by the device. The setting can be carried out, for example, the detection sensor can send out signals four times when a group of actions are finished, and when the device is stopped unexpectedly, the problem of the device in which action is carried out can be judged according to the previous signal, so that a worker can conveniently carry out remote processing or know the problem.

Preferably, the first guide rail assembly comprises a first guide rail fixed with the fixed frame, the first sliding block is slidably matched on the first guide rail, the second guide rail assembly comprises a second guide rail fixed on the first sliding block and the second sliding block, and the hanging piece is fixed at the lower end of the second sliding block.

Preferably, a lifter is fixed to the lower end of the second slider, the lifter includes a lifting plate, and the hanging member is fixed to the lifting plate. The arrangement described above enables the utility model to be used for moving between stations of two different heights.

Preferably, the first guide rail is transversely arranged, the second guide rail is vertically arranged, the second slider is composed of a first slider part and a second slider part, the first slider part is provided with a guide groove, the extension direction of the guide groove is parallel to the extension direction of the first guide rail, the second slider part is slidably matched in the guide groove, and the second slider part and the second swing rod are rotationally fixed.

Preferably, the middle part of the rotating shaft is fixed with the fixed frame, and the first swing rod and the second swing rod are respectively positioned on one of two opposite sides of the fixed frame. The middle part of the rotating shaft is fixed with the fixed frame, so that the inclination of the end part of the rotating shaft is reduced, and the rotating shaft is even prevented from inclining. Wherein, can realize the rotation of pivot and mount through parts such as bearing, copper sheathing, jump ring and fix. The first swing rod and the second swing rod are positioned on two sides of the fixing frame, so that the structure of the utility model is more compact and stable.

The utility model has the advantages of faster feeding of workpieces and improved production efficiency.

Drawings

FIG. 1 is a schematic structural diagram of the present invention;

fig. 2 is another schematic structure of the present invention.

Detailed Description

The utility model is further described below with reference to the figures and specific embodiments.

As shown in fig. 1 and fig. 2, the present embodiment discloses a device for transferring a workpiece between two stations, which includes a fixed frame 1, a first guide rail assembly, a second guide rail assembly, and a hanging part 2 for clamping the workpiece, where the hanging part 2 of the present embodiment is a cylinder clamping jaw.

The first guide rail assembly comprises a first guide rail 31 which is fixed with the fixed frame 1 and transversely arranged, a first sliding block 32 is arranged on the first guide rail 31 in a sliding mode along the front-back direction, the second guide rail assembly comprises a second guide rail 33 which is fixed on the first sliding block 32 and vertically arranged and a second sliding block 34 which is arranged on the second guide rail 33 in a sliding mode along the vertical direction, a lifter 4 is fixed to the lower end of the second sliding block 34, the lifter 4 comprises a lifting plate 41, and the hanging piece 2 is fixed to the lower end of the lifting plate 41. Wherein, the motion tracks of the first slide block 32 and the second slide block 34 are vertically arranged. The second slider 34 is composed of a first slider portion 341 and a second slider portion 342 with a circular cross-section outer edge, the first slider portion 341 is provided with a guide groove 340, the extending direction of the guide groove 340 is parallel to the extending direction of the first guide rail 31, the second slider portion 342 is slidably arranged in the guide groove 340, and the second slider portion 342 and the second swing link 6 are rotationally fixed.

The fixed frame 1 is fixed with a rotating shaft 11 in a rotating mode, the middle of the rotating shaft 11 is fixed with the fixed frame 1 in a rotating mode, the axis of the rotating shaft 11 is arranged along the left-right direction, the rotating shaft 11 is matched with a driver 12 used for enabling the rotating shaft 11 to rotate, the driver 12 is a servo motor, and the first sliding block 31, the second sliding block 33 and the hanging piece 2 are in linkage. The fixed frame 1 is rotationally fixed with one end of the first swing rod 5 and one end of the second swing rod 6, the other end of the first swing rod 5 is rotationally fixed with the first sliding block 31, the other end of the second swing rod 6 is rotationally fixed with the second sliding block 33, the rotating shaft 11 is fixedly provided with a first cam 13 for driving the first swing rod 5 to swing and a second cam 14 for driving the second swing rod 6 to swing, and the rotating shaft 11 rotates to enable the first swing rod 5 and the second swing rod 6 to alternately and intermittently swing and realize the lifting and the translation of the hanging piece 2. Wherein, the first swing link 5 and the second swing link 6 are respectively positioned at one of the left side and the right side of the fixed mount 1.

The fixed frame 1 is fixed with one end of a first spring 71 and one end of a second spring 72, the other end of the first spring 71 is connected with the first swing rod 5 and enables the first swing rod 5 to be always contacted with the outer wall of the first cam 13, and the other end of the second spring 72 is connected with the second swing rod 6 and enables the second swing rod 6 to be always contacted with the outer wall of the second cam 14. The first swing rod 5 and the second swing rod 6 respectively comprise a swing rod body and a matching block 50 with a circular section outer edge, and the matching block 50 is rotationally fixed on the swing rod body and is used for being in contact with the cam.

Two fixed blocks 10 are arranged on the fixed frame 1, a first movable rod is in threaded fit with each fixed block 10, one end of a first spring 71 is hooked on one first movable rod, and the extending direction of the first spring 71 is parallel to or coaxial with the extending direction of the first movable rod or forms an acute angle with the extending direction of the first movable rod; one end of the second spring 72 is hooked on the other first movable rod, and the extending direction of the second spring 72 is parallel to or coaxial with the extending direction of the first movable rod or forms an acute angle. Wherein, both the first slider 31 and the second slider 33 are fixed with a second fixed part, and the ends of the first spring and the second spring far away from the first movable part are hooked on the second fixed part.

As shown in fig. 2, a detection block 121 is fixed to the output shaft of the driver 12, the detection block 121 is matched with a detection sensor 122, the detection sensor 122 of the present embodiment is a photoelectric sensor, a detection portion 123 for enabling the detection sensor 122 to send a signal is provided on the detection block 121, and when the driver 12 is started to enable the detection sensor 122 to send a signal, the output shaft of the driver 12 is in a zero reference operating condition state. In this embodiment, the detection block 121 is provided with a notch-shaped detection portion 123 on each of opposite sides. When the hanging member 2 completes one set of actions, the detection sensor 122 sends out a signal for 4 times, and when the hanging member 2 finishes one set of actions, the detection part just moves to the detection sensor 122 and makes the detection sensor 122 send out a signal.

The utility model has the advantages of faster feeding of workpieces and improved production efficiency. The utility model also has the advantage of being convenient to maintain.

Claims

1. A device for transferring a workpiece between two stations is characterized by comprising a fixed frame, a first guide rail assembly, a second guide rail assembly and a hanging piece for clamping or attracting the workpiece, wherein the first guide rail assembly comprises a first sliding block which is matched in a sliding manner along a linear direction, the second guide rail assembly comprises a second sliding block which is matched in a sliding manner along a linear direction, the movement tracks of the first sliding block and the second sliding block are vertically arranged, a rotating shaft is rotationally fixed on the fixed frame, the axis of the rotating shaft is transversely arranged, a driver for enabling the rotating shaft to rotate is matched with the rotating shaft, the axes of the rotating shaft are all vertically arranged with the movement track of the first sliding block and the movement track of the second sliding block, the first sliding block, the second sliding block and the hanging piece are linked, the fixed frame is rotationally fixed with one end of a first swing rod and one end of a second swing rod, the other end of the first swing rod is rotationally fixed with the first sliding block, the other end of the second swing rod is rotationally fixed with the second sliding block, a first cam for driving the first swing rod to swing and a second cam for driving the second swing rod to swing are fixed on the rotating shaft, and the rotating shaft rotates to enable the first swing rod and the second swing rod to alternately and intermittently swing, so that the lifting and the translation of the hanging piece are realized.

2. The apparatus according to claim 1, wherein the fixing frame is fixed to one end of a first spring and one end of a second spring, the other end of the first spring is connected to the first swing link and keeps the first swing link in contact with the outer wall of the first cam, and the other end of the second spring is connected to the second swing link and keeps the second swing link in contact with the outer wall of the second cam.

3. The apparatus of claim 1, wherein the first swing link and the second swing link each comprise a swing link body and a mating block having a circular cross-section and an outer edge, the mating block being rotatably secured to the swing link body.

4. The apparatus according to claim 1, wherein a detection block is fixed to the output shaft or the rotating shaft of the driver, the detection block is provided with a detection sensor, the detection block is provided with a detection portion for enabling the detection sensor to send a signal, and when the driver is started to enable the detection sensor to send a signal, the output shaft of the driver is in a zero reference working condition state.

5. The apparatus according to claim 4, wherein the detecting sensor sends out a signal n times when the hanging member completes one set of actions, n is not less than 1 and is a positive integer, and the detecting portion moves to the detecting sensor and causes the detecting sensor to send out a signal when the hanging member completes one set of actions.

6. The apparatus of claim 1, wherein the first guide assembly comprises a first guide fixed to the fixed frame, the first slide block is slidably engaged with the first guide, the second guide assembly comprises a second guide fixed to the first slide block and the second slide block, and the suspension member is fixed to a lower end of the second slide block.

7. An apparatus according to claim 6, wherein a lifter is fixed to a lower end of the second slide, the lifter including a lifting plate, and the suspension member is fixed to the lifting plate.

8. The device for transferring the workpiece between the two stations as claimed in claim 6, wherein the first guide rail is transversely arranged, the second guide rail is vertically arranged, the second slide block is composed of a first slide block part and a second slide block part, the first slide block part is provided with a guide groove, the extending direction of the guide groove is parallel to the extending direction of the first guide rail, the second slide block part is slidably arranged in the guide groove, and the second slide block part and the second swing rod are rotationally fixed.

9. The apparatus of claim 1, wherein the shaft is fixed to the frame at a central portion thereof, and the first and second swing links are respectively disposed on one of opposite sides of the frame.