CN114378804A

CN114378804A - Mechanical claw with buffering effect

Info

Publication number: CN114378804A
Application number: CN202011125322.0A
Authority: CN
Inventors: 喻伟雁
Original assignee: Lianyuan Geyu Limestone Mining Co ltd
Current assignee: Lianyuan Geyu Limestone Mining Co ltd
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2022-04-22

Abstract

The invention relates to the technical field of mechanical claws, in particular to a mechanical claw with a buffering effect, which comprises a base, a linear motor and a mechanical claw device, wherein a motor box is fixedly connected above the base, a first motor is fixedly connected below the inner part of the motor box, a support plate is fixedly connected above the inner part of the motor box, a speed reducer is fixedly connected above the support plate, a linear motor is fixedly connected with a main shaft of the speed reducer, a sliding sleeve is slidably connected with a main shaft of the linear motor, a connecting block is fixedly connected on the left side of the sliding sleeve, a hydraulic cylinder is fixedly connected on the left side of the connecting block, a connecting box is fixedly connected on the left side of the hydraulic cylinder, a second motor is fixedly connected inside the connecting box, and a mechanical claw device is fixedly connected with the main shaft of the second motor. The flexibility of the device is improved, and the device can conveniently grab fatigue at different positions.

Description

Mechanical claw with buffering effect

Technical Field

The invention relates to the technical field of mechanical claws, in particular to a mechanical claw with a buffering function.

Background

The mechanical claw is an automatic operating device which can imitate certain action functions of a hand and an arm and is used for grabbing and carrying objects or operating tools according to a fixed program, and is characterized in that various expected operations can be completed through programming, the mechanical claw has the advantages of a human and a mechanical claw machine in structure and performance, is the earliest appearing industrial robot and the earliest appearing modern robot, can replace heavy labor of a human to realize mechanization and automation of production, can operate under a harmful environment to protect personal safety, is widely applied to departments of mechanical manufacture, metallurgy, electronics, light industry, atomic energy and the like, can cause corner angle damage of metal due to large mechanical claw strength when the mechanical claw is used for grabbing metal, simultaneously influences the use of the objects, reduces the practicability of the mechanical claw, and has low flexibility when most of the mechanical claws are used, the mechanical claw and the whole angle can not be adjusted, so that the mechanical claw needs to be manually intervened to grab the articles, the production cost is improved, meanwhile, the mechanical claw cannot grab the articles with different heights, and the practicability of the device is reduced.

Disclosure of Invention

The present invention is directed to a gripper with a buffer function to solve the above problems.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a gripper with cushioning effect, includes base, linear electric motor and gripper device, base top fixedly connected with motor box, the first motor of inside below fixedly connected with of motor box, the inside top fixedly connected with extension board of motor box, extension board top fixedly connected with speed reducer, first motor spindle fixedly connected with speed reducer, speed reducer spindle fixedly connected with linear electric motor, linear electric motor spindle sliding connection has the sliding sleeve, sliding sleeve left side fixedly connected with connecting block, connecting block left side fixedly connected with pneumatic cylinder, pneumatic cylinder left end fixedly connected with connecting box, the inside fixedly connected with second motor of connecting box, second motor spindle fixedly connected with gripper device.

Preferably, the gripper device comprises a fixed box, a fixed frame and a gripper, a second motor is fixedly connected above the fixed box, a servo motor is fixedly connected inside the fixed box, a fixed frame is fixedly connected below the fixed box, a first driving gear is fixedly connected to a main shaft of the servo motor, a first driven gear is rotatably connected to the outer side of the first driving gear, a transmission rod is fixedly connected inside the first driven gear, a second driving gear is fixedly connected to both ends of the transmission rod, a second driven gear is rotatably connected to the outer side of the second driving gear, a fixed frame is rotatably connected to the outer side of the transmission rod, a transmission wheel is fixedly connected to the front surface of the second driven gear, a first bolt is fixedly connected to the front surface of the transmission wheel, a linkage rod is fixedly connected to the outer side of the transmission wheel, and a fixed rod is fixedly connected below the fixed frame, the dead lever below outside fixedly connected with fixed block, the fixed block front surface rotates and is connected with the fifth wheel, fifth wheel front surface fixedly connected with third bolt, fifth wheel outside fixedly connected with gripper, the gripper front surface rotates and is connected with the trace, trace lower extreme front surface fixedly connected with second bolt, the inboard fixedly connected with hydraulic stem of gripper, the hydraulic stem other end outside is equipped with the spring, hydraulic stem other end fixedly connected with buffering claw, the inboard fixedly connected with buffering of buffering claw is cotton.

Preferably, the number of the second driving gears and the number of the second driven gears are 2 respectively.

Preferably, the shape of the buffer claw is similar to that of the mechanical claw, the buffer claw is a reduced mechanical claw, and the mechanical claw is detachably connected with the buffer claw.

Preferably, the number of the sliding sleeves is 2.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, through the arrangement of the first motor, the linear motor and the second motor, the linear motor can be driven to rotate through the first motor, the direction of the mechanical claw device can be adjusted, so that articles in different directions can be conveniently clamped, meanwhile, the height of the mechanical claw device can be adjusted through the linear motor, so that the articles in different heights can be conveniently taken and used, meanwhile, the direction of the mechanical claw device can be adjusted through the second motor, so that the mechanical claw device can conveniently grab articles in different positions, and the practicability and convenience of the device can be improved;

2. according to the invention, through the arrangement of the buffer claw, the servo motor and the transmission rod, the servo motor can drive the first driving gear and the first driven gear, so that power is transmitted to the second driving gear and the second driven gear through the transmission rod, and then the power is transmitted to the mechanical claw through the linkage rod, so that the mechanical claw can be controlled to grab an object, the clamped object can be buffered through the buffer claw in the mechanical claw, the damage of edges and corners of the object caused by metal collision is prevented, and the clamped object can be further buffered through the hydraulic rod, the spring and the buffer cotton, so that the safety of grabbing the object by the mechanical claw is improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of a gripper apparatus according to the present invention.

In the figure: 1-mechanical claw device, 101-fixed box, 102-servo motor, 103-fixed frame, 104-first driving gear, 105-first driven gear, 106-transmission rod, 107-second driving gear, 108-second driven gear, 109-transmission wheel, 110-first bolt, 111-linkage rod, 112-second bolt, 113-mechanical claw, 114-connecting wheel, 115-third bolt, 116-fixed block, 117-fixed rod, 118-hydraulic rod, 119-spring, 120-buffer claw, 121-buffer cotton, 2-base, 3-motor box, 4-support plate, 5-speed reducer, 6-first motor, 7-linear motor, 8-sliding sleeve, 9-connecting block, 10-hydraulic cylinder, 11-connecting box, 12-second motor.

Detailed Description

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, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution:

the utility model provides a gripper with cushioning effect, the on-line screen storage device comprises a base 2, linear electric motor 7 and gripper device 1, base 2 top fixedly connected with motor box 3, the first motor 6 of the inside below fixedly connected with of motor box 3, the inside top fixedly connected with extension board 4 of

motor box

3, 4 top fixedly connected with speed reducer 5 of extension board, 6 main shaft fixedly connected with speed reducer 5 of first motor, 5 main shaft fixedly connected with linear electric motor 7 of speed reducer, 7 main shaft sliding connection of linear electric motor has sliding

sleeve

8, 8 left sides fixedly connected with connecting block 9 of sliding sleeve, 9 left sides fixedly connected with pneumatic cylinders 10 of connecting block, 10 left ends fixedly connected with connecting box 11 of pneumatic cylinders, 11 inside fixedly connected with second motor 12 of connecting box, 12 main shaft fixedly connected with gripper device 1 of second motor.

The gripper device 1 comprises a fixed box 101, a fixed frame 103 and a gripper 113, wherein a second motor 12 is fixedly connected above the fixed box 101, a servo motor 102 is fixedly connected inside the fixed box 101, the fixed frame 103 is fixedly connected below the fixed box 101, a first driving gear 104 is fixedly connected to a main shaft of the servo motor 102, a first driven gear 105 is rotatably connected to the outer side of the first driving gear 104, a transmission rod 106 is fixedly connected inside the first driven gear 105, a second driving gear 107 is fixedly connected to both ends of the transmission rod 106, a second driven gear 108 is rotatably connected to the outer side of the second driving gear 107, the fixed frame 103 is rotatably connected to the outer side of the transmission rod 106, a transmission wheel 109 is fixedly connected to the front surface of the second driven gear 108, a first bolt 110 is fixedly connected to the front surface of the transmission wheel 109, a linkage rod 111 is fixedly connected to the outer side of the transmission wheel 109, and a fixed rod 117 is fixedly connected below the fixed frame 103, a fixed block 116 is fixedly connected to the outer side below the fixed rod 117, a connecting wheel 114 is rotatably connected to the front surface of the fixed block 116, a third bolt 115 is fixedly connected to the front surface of the connecting wheel 114, a mechanical claw 113 is fixedly connected to the outer side of the connecting wheel 114, a linkage rod 111 is rotatably connected to the front surface of the mechanical claw 113, a second bolt 112 is fixedly connected to the front surface of the lower end of the linkage rod 111, a hydraulic rod 118 is fixedly connected to the inner side of the mechanical claw 113, a spring 119 is arranged on the outer side of the other end of the hydraulic rod 118, a buffer claw 120 is fixedly connected to the other end of the hydraulic rod 118, and buffer cotton 121 is fixedly connected to the inner side of the buffer claw 120, so that the practicability of the mechanical claw 113 is improved; the number of the second driving gears 107 and the number of the second driven gears 108 are respectively 2; the shape of the buffer claw 120 is similar to that of the mechanical claw 113, the buffer claw 120 is a reduced mechanical claw 113, and the mechanical claw 113 and the buffer claw 120 are detachably connected; the number of the sliding sleeves 8 is 2, so that the convenience and the practicability of the device are improved.

The working process is as follows: when the invention is used, the speed reducer 5 can be driven by the first motor 6 to rotate so as to drive the linear motor 7 to rotate, the orientation of the mechanical claw device 1 can be adjusted, articles in different orientations can be conveniently grabbed, meanwhile, the height of the mechanical claw device 1 can be adjusted by the linear motor 7, articles in different heights can be conveniently grabbed, the distance of the mechanical claw device 1 can be adjusted by the hydraulic cylinder 10, articles in different distances can be grabbed, finally, the angle of the mechanical claw device 1 can be adjusted by the second motor 12, articles in different angles can be conveniently grabbed, the flexibility of the mechanical claw device 1 can be improved by the arrangement, when the mechanical claw device 1 grabs articles, the servo motor 102 can be rotated to drive the first driving gear 104 and the first driven gear 105 to rotate, so as to drive the transmission rod 106 to rotate, the driving rod 106 rotates to drive the second driving gear 107 and the second driven gear 108 to rotate to drive the driving wheel 109 to rotate, the second driving wheel 109 can drive the linkage rod 111 to move, so that the mechanical claw 113 rotates inwards through the connecting wheel 114 to grab an article, the article can be damaged due to the edge angle of the mechanical claw 113 in the process of grabbing the article, a hydraulic rod 118 and a spring 119 are arranged in the mechanical claw 113, the grabbed article can be buffered through the buffer claw 120 and the buffer cotton 121 which are arranged at the other end of the hydraulic rod 118, and the article is prevented from being damaged when being directly grabbed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a gripper with cushioning effect, includes base (2), linear electric motor (7) and gripper device (1), its characterized in that: a motor box (3) is fixedly connected above the base (2), a first motor (6) is fixedly connected below the inner part of the motor box (3), a support plate (4) is fixedly connected with the upper part inside the motor box (3), a speed reducer (5) is fixedly connected with the upper part of the support plate (4), the main shaft of the first motor (6) is fixedly connected with a speed reducer (5), the main shaft of the speed reducer (5) is fixedly connected with a linear motor (7), the main shaft of the linear motor (7) is connected with a sliding sleeve (8) in a sliding way, the left side of the sliding sleeve (8) is fixedly connected with a connecting block (9), a hydraulic cylinder (10) is fixedly connected to the left side of the connecting block (9), a connecting box (11) is fixedly connected to the left end of the hydraulic cylinder (10), the inside fixedly connected with second motor (12) of connecting box (11), second motor (12) main shaft fixedly connected with gripper device (1).

2. A mechanical gripper with a cushioning effect as set forth in claim 1, wherein: the gripper device (1) comprises a fixed box (101), a fixed frame (103) and a gripper (113), wherein a second motor (12) is fixedly connected to the upper part of the fixed box (101), a servo motor (102) is fixedly connected to the inner part of the fixed box (101), the fixed frame (103) is fixedly connected to the lower part of the fixed box (101), a first driving gear (104) is fixedly connected to a spindle of the servo motor (102), a first driven gear (105) is rotatably connected to the outer side of the first driving gear (104), a transmission rod (106) is fixedly connected to the inner part of the first driven gear (105), a second driving gear (107) is fixedly connected to both ends of the transmission rod (106), a second driven gear (108) is rotatably connected to the outer side of the second driving gear (107), the fixed frame (103) is rotatably connected to the outer side of the transmission rod (106), and a transmission wheel (109) is fixedly connected to the front surface of the second driven gear (108), a first bolt (110) is fixedly connected to the front surface of the driving wheel (109), a linkage rod (111) is fixedly connected to the outer side of the driving wheel (109), a fixing rod (117) is fixedly connected to the lower portion of the fixing frame (103), a fixing block (116) is fixedly connected to the outer side of the lower portion of the fixing rod (117), a connecting wheel (114) is rotatably connected to the front surface of the fixing block (116), a third bolt (115) is fixedly connected to the front surface of the connecting wheel (114), a mechanical claw (113) is fixedly connected to the outer side of the connecting wheel (114), the linkage rod (111) is rotatably connected to the front surface of the mechanical claw (113), a second bolt (112) is fixedly connected to the front surface of the lower end of the linkage rod (111), a hydraulic rod (118) is fixedly connected to the inner side of the mechanical claw (113), a spring (119) is arranged on the outer side of the other end of the hydraulic rod (118), and a buffer claw (120) is fixedly connected to the other end of the hydraulic rod (118), the inner side of the buffer claw (120) is fixedly connected with buffer cotton (121).

3. A mechanical gripper with a cushioning effect as set forth in claim 2, wherein: the number of the second driving gears (107) and the number of the second driven gears (108) are respectively 2.

4. A mechanical gripper with a cushioning effect as set forth in claim 2, wherein: the buffer claw (120) is similar to the mechanical claw (113) in shape, the buffer claw (120) is a reduced mechanical claw (113), and the mechanical claw (113) is detachably connected with the buffer claw (120).

5. A mechanical gripper with a cushioning effect as set forth in claim 1, wherein: the number of the sliding sleeves (8) is 2.