Variable-pitch module of manipulator

Abstract

The utility model provides a variable pitch module of manipulator, including mounting rack, the outer wall of mounting rack is fixedly connected with the control box through bolt, the top of mounting rack is provided with the first transmission chain, the outer wall of mounting rack is provided with the height adjusting device, the first transmission chain is driven by the control box to move, and the height adjusting device is driven by the control box to move. A controller is controlled to work to push a second transmission chain to conduct transmission and drive a hydraulic rod and a fixing frame to ascend and descend, so that a variable-pitch adjusting device and a grabbing device are driven to conduct height adjustment, and then a motor drives a transmission belt in a synchronous belt box to rotate and drives a moving assembly to move; according to the device, the sliding block is driven to slide, the mounting base and the suction cup are driven to move, the suction cup is used for pressing the top of a plate, then a gap between the suction cup and the plate is vacuumized through the connector, the suction cup can grab the plate, grabbing and position transferring of the plate are facilitated, and the practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of variable distance modules, in particular to a variable distance module of a manipulator. Background Art

[0002] With the development of science and technology, many manufacturing plants have realized automated production. In the process of transferring some workpieces, different treatments need to be performed on the workpieces at different stations. For example, the workpieces need to be at different intervals at the first station and the second station, respectively. Then the first station or the second station needs to have at least a variable distance function, that is, each station not only needs to realize its own processing function for the workpiece, but also needs to adjust the relative position or posture of each structure of the station to adapt to the workpiece in transfer. At this time, a manipulator with a variable distance function is needed to realize the simultaneous pick-up and placement of multiple objects / workpieces.

[0003] The existing variable pitch modules can refer to the Chinese utility model patent with the authorization announcement number CN211254368U, which discloses a variable pitch manipulator, "including: a frame, a linear module arranged on the frame, and a grasping mechanism arranged on the linear module, the grasping mechanism including: a plurality of grasping units for grasping a plurality of workpieces, a variable pitch unit for driving the plurality of grasping units to change the pitch laterally, and a lifting unit connected to the linear module and used to drive the plurality of grasping units to lift and lower simultaneously. The variable pitch manipulator of the utility model is provided with a plurality of grasping units, which can grasp a plurality of workpieces at the same time, and the variable pitch unit can drive the plurality of grasping units to change the pitch laterally, so as to meet the production demand of the plurality of workpieces changing the pitch at the same time, and has a simple design and high production efficiency."

[0004] When the above device is in use, a variable pitch manipulator is provided with multiple grasping units, so that multiple workpieces can be grasped simultaneously. However, the above device is not convenient for grasping workpieces of different sizes, which reduces the practicality of the device. Utility Model Content

[0005] In order to solve the above problems, the utility model proposes a variable distance module of a robot arm to more accurately solve the problems raised in the above-mentioned background technology.

[0006] The utility model is realized by the following technical solutions:

[0007] The utility model provides a variable pitch module of a manipulator, comprising a mounting frame, the outer wall of the mounting frame is fixedly connected to a control box by bolts, a first transmission chain is arranged on the top of the mounting frame, a height adjustment device is arranged on the outer wall of the mounting frame, a slide rail is fixedly connected to the outer wall of the mounting frame by bolts, a variable pitch adjustment device is arranged at the bottom of the height adjustment device, and a gripping device is arranged at the bottom of the variable pitch adjustment device;

[0008] The variable pitch adjustment device comprises a motor and a moving component, and the motor drives the moving component to move when working;

[0009] The gripping device comprises a suction cup and a sheet material, and the suction cup can adsorb the sheet material.

[0010] Furthermore, one end of the first transmission chain is fixed to the top of the mounting frame by bolts, and the other end of the first transmission chain is fixedly connected to the height adjustment device by bolts.

[0011] Furthermore, the height adjustment device includes a connecting frame, the top of the connecting frame is fixedly connected to one end of the first transmission chain, the inner wall of the connecting frame is slidably connected to the outer wall of the slide rail, the outer wall of the connecting frame is fixedly connected to a controller by bolts, the power shaft end of the controller is fixedly connected to the second transmission chain, the bottom of the controller is fixedly connected to a hydraulic rod by bolts, and the power rod end of the hydraulic rod is fixedly connected to a fixed frame by bolts.

[0012] Furthermore, a synchronous belt box is provided at the output shaft end of the motor, and the inner wall of one end of the synchronous belt box away from the motor is rotatably connected to one end of a screw rod threadedly connected to the inner wall of the moving component.

[0013] Furthermore, the bottom of the motor is fixedly connected to a mounting plate by bolts, the top of the mounting plate is fixedly connected to a fixing plate by bolts at one end away from the motor, the top of the fixing plate is fixedly connected to a fixing frame by bolts, the top of the moving component is slidably connected to the bottom of the mounting plate, and the bottom of the mounting plate is slidably connected to an accordion protective shell.

[0014] Furthermore, the gripping device also includes a slider, the inner wall of the slider is slidably connected to the inner wall of the moving component, the bottom of the slider is fixedly connected to a mounting seat by bolts, the outer wall of the mounting seat is fixedly connected to a connecting head by bolts, the bottom of the mounting seat is fixedly connected to a suction cup by bolts, and the bottom of the suction cup adsorbs the sheet material.

[0015] Furthermore, the shape of the slider is U-shaped, and the inner wall of the slider is engaged with the inner wall of the moving component, and the end of the connector away from the mounting seat is connected to the vacuum pump.

[0016] Furthermore, the bottom of the mounting frame is fixedly connected to a support frame by bolts, and the control box is connected to the height adjustment device and the variable pitch adjustment device by cables.

[0017] Beneficial effects of the utility model:

[0018] The utility model proposes a variable pitch module of a manipulator, which drives the first transmission chain to move through a control box, so as to drive the height adjustment device to move, and controls the operation of the controller to push the second transmission chain to transmit, and drives the hydraulic rod and the fixed frame to rise and fall, so as to drive the variable pitch adjustment device and the grasping device to adjust the height, and then the motor drives the internal transmission belt of the synchronous belt box to rotate, drives the moving component to move, drives the slider to slide, and drives the mounting seat and the suction cup to move, and uses the suction cup to press on the top of the sheet material, and then uses the connecting head to evacuate the gap between the suction cup and the sheet material, so that the suction cup can grasp the sheet material, which is convenient for grasping and position transfer of the sheet material, and improves the practicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a three-dimensional structural diagram of the utility model;

[0020] Figure 2 This is a schematic diagram of the structure of the height adjustment device of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the variable pitch adjustment device of the utility model;

[0022] Figure 4 This is a schematic diagram of the structure of the grabbing device of the utility model.

[0023] The accompanying drawings are marked as follows: 1. Mounting frame; 2. Control box; 3. First transmission chain; 4. Height adjustment device; 401. Connecting frame; 402. Controller; 403. Second transmission chain; 404. Hydraulic rod; 405. Fixed frame; 5. Slide rail; 6. Variable pitch adjustment device; 601. Motor; 602. Synchronous belt box; 603. Moving component; 7. Grabbing device; 701. Slider; 702. Mounting seat; 703. Suction cup; 704. Connector; 705. Sheet material; 8. Support frame; 9. Fixed plate; 10. Mounting plate; 11. Organ protective shell. DETAILED DESCRIPTION

[0024] In order to more clearly and completely illustrate the technical solution of the present invention, the present invention is further described below in conjunction with the accompanying drawings.

[0025] Please refer to Figure 1 one Figure 4 The utility model proposes a variable pitch module of a manipulator, comprising a mounting frame 1, the outer wall of the mounting frame 1 is fixedly connected to a control box 2 by bolts, a first transmission chain 3 is arranged on the top of the mounting frame 1, a height adjustment device 4 is arranged on the outer wall of the mounting frame 1, a slide rail 5 is fixedly connected to the outer wall of the mounting frame 1 by bolts, a variable pitch adjustment device 6 is arranged at the bottom of the height adjustment device 4, and a gripping device 7 is arranged at the bottom of the variable pitch adjustment device 6;

[0026] The variable pitch adjustment device 6 includes a motor 601 and a moving component 603. When the motor 601 is working, it drives the moving component 603 to move. A synchronous belt box 602 is set at the output shaft end of the motor 601. The inner wall of the synchronous belt box 602 at one end away from the motor 601 is rotatably connected to one end of the screw rod threadedly connected to the inner wall of the moving component 603. The motor 601 drives the internal transmission belt of the synchronous belt box 602 to rotate, drives the moving component 603 to move, and drives the grasping device 7 to move, so as to adjust the position of the grasping device 7.

[0027] The bottom of the motor 601 is fixedly connected to the mounting plate 10 by bolts, the top of the mounting plate 10 is fixedly connected to the fixing plate 9 by bolts at one end away from the motor 601, the top of the fixing plate 9 is fixedly connected to the fixing frame 405 by bolts, the top of the moving component 603 is slidably connected to the bottom of the mounting plate 10, and the bottom of the mounting plate 10 is slidably connected to the accordion protective shell 11. The mounting plate 10 is used to limit the moving component 603, and the accordion protective shell 11 is used to protect the moving component 603.

[0028] The gripping device 7 includes a suction cup 703 and a sheet material 705. The suction cup 703 can adsorb the sheet material 705. The gripping device 7 also includes a slider 701. The inner wall of the slider 701 is slidably connected to the inner wall of the moving component 603. The bottom of the slider 701 is fixedly connected to a mounting seat 702 by bolts. The outer wall of the mounting seat 702 is fixedly connected to a connector 704 by bolts. The bottom of the mounting seat 702 is fixedly connected to a suction cup 703 by bolts. The bottom of the suction cup 703 adsorbs the sheet material 705. The slider 701 is in a U-shape, and the inner wall of the slider 701 is slidably connected to the inner wall of the moving component 603. The bottom of the slider 701 is fixedly connected to the mounting seat 702 by bolts. The inner walls of the moving component 603 are mutually engaged, and the end of the connecting head 704 away from the mounting seat 702 is connected to the vacuum pump. The motor 601 drives the internal transmission belt of the synchronous belt box 602 to rotate, driving the moving component 603 to move, so as to drive the slider 701 to slide, adjust the position of the grasping device 7, and then press the suction cup 703 on the top of the sheet 705. The gap between the suction cup 703 and the sheet 705 is vacuumed through the connecting head 704, so that the suction cup 703 can grasp the sheet 705, which is convenient for grasping and position transfer of the sheet 705.

[0029] One end of the first transmission chain 3 is fixed to the top of the mounting frame 1 by bolts, and the other end of the first transmission chain 3 is fixedly connected to the height adjustment device 4 by bolts. The height adjustment device 4 includes a connecting frame 401. The top of the connecting frame 401 is fixedly connected to one end of the first transmission chain 3. The inner wall of the connecting frame 401 is slidably connected to the outer wall of the slide rail 5. The outer wall of the connecting frame 401 is fixedly connected to the controller 402 by bolts. The power shaft end of the controller 402 is fixedly connected to the second transmission chain 403. The bottom of the controller 402 is fixedly connected to the hydraulic rod 404 by bolts. The power rod end of the hydraulic rod 404 is fixedly connected to the fixed frame 405 by bolts. The first transmission chain 3 is driven to move by the control box 2, so that the height adjustment device 4 is driven to move. The controller 402 is controlled to work and push the second transmission chain 403 to transmit, and drive the hydraulic rod 404 and the fixed frame 405 to rise and fall, so as to drive the variable distance adjustment device 6 and the grabbing device 7 to adjust the height.

[0030] The bottom of the mounting frame 1 is fixedly connected to a supporting frame 8 by means of bolts, and the control box 2 is connected to the height adjustment device 4 and the variable pitch adjustment device 6 by means of cables.

[0031] Working principle: when in use, the control box 2 drives the first transmission chain 3 to move, so that the height adjustment device 4 is moved, and the control controller 402 is controlled to work to push the second transmission chain 403 to transmit, and drive the hydraulic rod 404 and the fixed frame 405 to rise and fall, so that the variable pitch adjustment device 6 and the grasping device 7 are height adjusted, and then the motor 601 drives the internal transmission belt of the synchronous belt box 602 to rotate, driving the moving component 603 to move, so that the slider 701 is driven to slide, and the mounting seat 702 and the suction cup 703 are driven to move, and the suction cup 703 is used to press on the top of the sheet 705, and then the gap between the suction cup 703 and the sheet 705 is vacuumed through the connecting head 704, so that the suction cup 703 can grasp the sheet 705, which is convenient for grasping and position transfer of the sheet 705, thereby improving the practicality of the device.

[0032] Of course, the present utility model may have many other implementations. Based on the present implementation, other implementations obtained by ordinary technicians in this field without any creative work are all within the scope of protection of the present utility model.

Claims

1. A variable distance module of a manipulator, characterized in that: It includes a mounting frame, the outer wall of which is fixedly connected to a control box by bolts, a first transmission chain is arranged on the top of the mounting frame, a height adjustment device is arranged on the outer wall of the mounting frame, a slide rail is fixedly connected to the outer wall of the mounting frame by bolts, a variable pitch adjustment device is arranged at the bottom of the height adjustment device, and a gripping device is arranged at the bottom of the variable pitch adjustment device; the variable pitch adjustment device includes a motor and a moving component, and the motor drives the moving component to move when working; the gripping device includes a suction cup and a sheet material, and the suction cup can adsorb the sheet material.

2. The variable pitch module of the manipulator according to claim 1, characterized in that: One end of the first transmission chain is fixed to the top of the mounting frame by bolts, and the other end of the first transmission chain is fixedly connected to the height adjustment device by bolts.

3. The variable pitch module of the manipulator according to claim 1, characterized in that: The height adjustment device includes a connecting frame, the top of the connecting frame is fixedly connected to one end of the first transmission chain, the inner wall of the connecting frame is slidably connected to the outer wall of the slide rail, the outer wall of the connecting frame is fixedly connected to a controller by bolts, the power shaft end of the controller is fixedly connected to the second transmission chain, the bottom of the controller is fixedly connected to a hydraulic rod by bolts, and the power rod end of the hydraulic rod is fixedly connected to a fixed frame by bolts.

4. The variable pitch module of the manipulator according to claim 1, characterized in that: The output shaft end of the motor is provided with a synchronous belt box, and the inner wall of one end of the synchronous belt box away from the motor is rotatably connected to one end of a lead screw threadedly connected to the inner wall of the moving component.

5. The variable pitch module of the manipulator according to claim 4, characterized in that: The bottom of the motor is fixedly connected to a mounting plate by bolts, the top of the mounting plate at one end away from the motor is fixedly connected to a fixing plate by bolts, the top of the fixing plate is fixedly connected to a fixing frame by bolts, the top of the moving component is slidably connected to the bottom of the mounting plate, and the bottom of the mounting plate is slidably connected to an accordion protective shell.

6. The variable pitch module of the manipulator according to claim 1, characterized in that: The gripping device also includes a slider, the inner wall of which is slidably connected to the inner wall of the moving component, the bottom of the slider is fixedly connected to a mounting seat by bolts, the outer wall of the mounting seat is fixedly connected to a connecting head by bolts, the bottom of the mounting seat is fixedly connected to a suction cup by bolts, and the bottom of the suction cup adsorbs the sheet material.

7. The variable pitch module of the manipulator according to claim 6, characterized in that: The shape of the slider is U-shaped, and the inner wall of the slider is engaged with the inner wall of the moving component, and the end of the connector away from the mounting seat is connected to the vacuum pump.

8. The variable pitch module of the manipulator according to claim 1, characterized in that: The bottom of the mounting frame is fixedly connected with a supporting frame by means of bolts, and the control box is connected with the height adjustment device and the variable pitch adjustment device by means of cables.

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