CN218180164U

CN218180164U - Robot arm jaw force detection device with positioning function

Info

Publication number: CN218180164U
Application number: CN202221984210.5U
Authority: CN
Inventors: 陈新林; 严立
Original assignee: Nantong Zezhi Automation Technology Co ltd
Current assignee: Nantong Zezhi Automation Technology Co ltd
Priority date: 2022-07-29
Filing date: 2022-07-29
Publication date: 2022-12-30
Anticipated expiration: 2032-07-29

Abstract

The utility model discloses a robot arm claw power detection device with locate function, including base, hydraulic rod, backup pad, dead slot and fixed block, hydraulic rod is installed to the upper end of base, and hydraulic rod's upper end installs the backup pad to the dead slot has been seted up to the inside of backup pad, fixed block and first motor are installed to the upper end of backup pad, and the front end of first motor installs the screw rod, and the inside of fixed block is rotated and is installed the screw rod, the outside cover of screw rod is equipped with the movable plate, and one side of movable plate installs the mounting. This robot arm claw power detection device with locate function, first motor can drive the screw rod and rotate, and the screw rod then can drive another group screw rod through the belt and rotate, and the movable plate can be in the in-process that is close to each other and will predetermine the arm claw and fix the inside at the dead slot, so far just accomplished this location process of predetermineeing the arm claw, can effectual improvement the device testing result's accuracy.

Description

Robot arm claw power detection device with locate function

Technical Field

The utility model relates to a robot arm claw power detection device technical field specifically is a robot arm claw power detection device with locate function.

Background

In the industrial processing process, people can detect the using effect of a product before the mass production of the product, and in the process of detecting the claw force of the robot arm, a robot arm claw force detection device can be generally used, the device can accurately measure the claw force of the robot arm, and certain using defects, such as the defects, exist in the using process of part of the robot arm claw force detection devices;

in the process of detecting the claw force of the arm of the robot, the claw force detection device of the arm of the robot needs to manually control the arm of the robot to clamp the pressure sensor, the robot is easy to shift when the pressure sensor clamps the arm of the robot due to manual operation, the measurement result is inaccurate, the pressure sensor of the claw force detection device of the arm of the robot is fixedly connected with the device, the detection on the arms of the robot with different sizes is inconvenient, and the application range is limited.

In order to solve the above problems, innovative design based on the original detection device is urgently needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a robot arm claw power detection device with locate function to solve the artifical manual easy robot arm that provides in the above-mentioned background art and take place the skew when pressure sensor carries out the centre gripping, lead to the measuring result inaccuracy, be not convenient for detect the robot arm of not unidimensional, problem that application scope is limited.

In order to achieve the above object, the utility model provides a following technical scheme: a robot arm claw force detection device with a positioning function comprises a base, a hydraulic push rod, a support plate, an empty groove and a fixed block, wherein the hydraulic push rod is installed at the upper end of the base, the support plate is installed at the upper end of the hydraulic push rod, the empty groove is formed in the support plate, the fixed block and a first motor are installed at the upper end of the support plate, a screw rod is installed at the front end of the first motor, the screw rod is installed in the fixed block in a rotating mode, a movable plate is sleeved on the outer side of the screw rod, a fixing piece is installed on one side of the movable plate, an elastic strip is installed on the side, inwards recessed, of the fixing piece, and a preset arm claw is arranged on the side, inwards recessed, of the elastic strip;

the utility model discloses a gear box, including base, mounting panel, slide bar, motion groove, second motor, connecting rod, the fixed plate is installed through the connecting rod to the upper end of base, and the upper end of fixed plate has seted up the spout to the internally mounted of spout has the motion board, and the second gear is installed through the pivot in the upper end of fixed plate simultaneously, the mounting panel is installed to one side of motion board, and one side internally mounted of mounting panel has pressure sensor, and the slide bar is installed to one side of mounting panel, the motion groove has been seted up to the inside of motion board, and one side of motion board installs the rack, the second motor is installed to the upper end of base, and the second motor passes through the output shaft and installs first gear.

Preferably, the screw rods are in threaded connection with the moving plate, two groups of screw rods are symmetrically arranged about a vertical central axis of the moving plate, two groups of moving plates are symmetrically arranged about a horizontal central axis of the screw rods, the screw rods are of a bidirectional threaded structure, and the moving plates can move outside the screw rods in the rotating process of the screw rods.

Preferably, the one end of mounting is overlooked and is the arcuation structure, and the bonding connection is surveyed to the indent of elastic strip and mounting to the mounting is provided with two sets ofly about the horizontal axis symmetry of screw rod, and the one end of mounting is overlooked and is the arcuation structure can effectually predetermine the arm claw and carry out the centre gripping, and the elastic strip can avoid the mounting to lead to the fact the damage to predetermineeing the arm claw.

Preferably, the moving plate and the fixed plate form a sliding structure through a sliding chute, two sets of the moving plate and the sliding chute are symmetrically arranged around the center of the output shaft, and the moving plate can slide in the sliding chute.

Preferably, the sliding rods and the moving plate form a sliding structure through the moving grooves, two groups of the sliding rods and two groups of the moving grooves are symmetrically arranged about a vertical central axis of the first gear, and the sliding rods can slide in the moving grooves.

Preferably, the first gear is meshed with the second gear, two groups of the second gears are symmetrically arranged on the vertical central axis of the first gear, the second gear is meshed with the rack, and the rack can be driven to move by the second gear in the rotating process of the first gear.

Compared with the prior art, the beneficial effects of the utility model are that:

1. according to the robot arm claw force detection device with the positioning function, in the process of positioning the preset arm claw, the first motor can drive the screw rods to rotate, the screw rods can drive the other group of screw rods to rotate through the belt, so that the movable plates are close to each other on the outer sides of the screw rods, the movable plates can fix the preset arm claw in the hollow groove in the process of closing to each other, the positioning process of the preset arm claw is completed, and the accuracy of the detection result of the device can be effectively improved;

2. this robot arm claw power detection device with locate function, in-process to two sets of pressure sensor intervals adjustment is being carried out, the second motor then can drive first gear through the output shaft and rotate, first gear then can drive the second gear and rotate, second gear pivoted in-process can drive two sets of motion boards through the rack and move, the in-process of two sets of motion boards then can make two sets of pressure sensor's interval change through the mounting panel, thereby make the device can be suitable for not unidimensional arm claw of predetermineeing and detect, the effectual application scope who improves this detection device.

Drawings

Fig. 1 is a schematic top view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic cross-sectional structural view of the support plate of the present invention;

FIG. 4 is a schematic view of a mounting plate of the present invention in cross-section;

fig. 5 is the utility model discloses the fixed plate structural schematic diagram that bends.

In the figure: 1. a base; 2. a hydraulic push rod; 3. a support plate; 4. an empty groove; 5. a fixed block; 6. a first motor; 7. a screw; 8. moving the plate; 9. a fixing member; 10. an elastic strip; 11. presetting an arm claw; 12. a fixing plate; 13. a chute; 14. a sports board; 15. a motion groove; 16. mounting a plate; 17. a pressure sensor; 18. a slide bar; 19. a rack; 20. a second motor; 21. an output shaft; 22. a first gear; 23. a second gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a robot arm claw power detection device with locate function, includes base 1, hydraulic push rod 2, backup pad 3, dead slot 4, fixed block 5, first motor 6, screw rod 7, movable plate 8, mounting 9, elastic strip 10, predetermines arm claw 11, fixed plate 12, spout 13, motion board 14, motion groove 15, mounting panel 16, pressure sensor 17, slide bar 18, rack 19, second motor 20, output shaft 21, first gear 22 and second gear 23.

The upper end of the base 1 is provided with a hydraulic push rod 2, the upper end of the hydraulic push rod 2 is provided with a support plate 3, a hollow groove 4 is formed in the support plate 3, the upper end of the support plate 3 is provided with a fixed block 5 and a first motor 6, the front end of the first motor 6 is provided with a screw 7, the inside of the fixed block 5 is rotatably provided with the screw 7, the outer side of the screw 7 is sleeved with a movable plate 8, one side of the movable plate 8 is provided with a fixed block 9, one inwards recessed side of the fixed block 9 is provided with an elastic strip 10, the inwards recessed side of the elastic strip 10 is provided with a preset arm claw 11, the screw 7 is in threaded connection with the movable plate 8, the screw 7 is symmetrically arranged in two groups about the vertical central axis of the movable plate 8, the movable plate 8 is symmetrically arranged in two groups about the transverse central axis of the screw 7, the screw 7 is in a bidirectional threaded structure, one end of the fixed block 9 is in an arc-shaped structure, the elastic strip 10 is in an inwards recessed side adhesive connection with the fixed block 9, and the screw 7 is symmetrically arranged in two groups about the transverse central axis of the screw 7;

according to fig. 1, 2 and 3, the device is firstly placed at a position to be operated, in the process of detecting the claw force of the preset arm claw 11 by using the device, a user needs to make the arm claw of the preset arm claw 11 downwards and vertically placed in the empty slot 4, at this time, the first motor 6 works and drives the screw 7 to rotate, the screw 7 drives another group of screws 7 to rotate through a belt in the rotating process, the outer side of the screws 7 is in threaded connection with the movable plate 8, therefore, in the process, the two groups of movable plates 8 move and approach to each other on the outer side of the screws 7, the movable plate 8 clamps and stops moving the preset arm claw 11, so that the positioning process of the preset arm claw 11 is completed, at this time, the hydraulic push rod 2 contracts and enables the arm claw of the preset arm claw 11 to be located on two sides of the pressure sensor 17, at this time, the preset arm claw 11 clamps the pressure sensor 17, the pressure sensor 17 converts the received pressure into data and displays the data on a display, the detection result of the preset arm claw 11 can be effectively detected, and the detection accuracy of the detection device can be improved.

The upper end of the base 1 is provided with a fixed plate 12 through a connecting rod, the upper end of the fixed plate 12 is provided with a sliding chute 13, a moving plate 14 is arranged inside the sliding chute 13, the upper end of the fixed plate 12 is provided with a second gear 23 through a rotating shaft, one side of the moving plate 14 is provided with a mounting plate 16, one side of the mounting plate 16 is internally provided with a pressure sensor 17, one side of the mounting plate 16 is provided with a sliding rod 18, the inside of the moving plate 14 is provided with a moving groove 15, one side of the moving plate 14 is provided with a rack 19, the upper end of the base 1 is provided with a second motor 20, the second motor 20 is provided with a first gear 22 through an output shaft 21, the moving plate 14 and the fixed plate 12 form a sliding structure through the sliding chute 13, the moving plate 14 and the sliding chute 13 are symmetrically provided with two groups about the center of the output shaft 21, the sliding rod 18 and the moving plate 14 form a sliding structure through the moving groove 15, the sliding rod 18 and the moving groove 15 are symmetrically provided with two groups about the vertical central axis of the first gear 22, the first gear 22 is meshed with the second gear 23, and the second gear 23 is meshed with the rack 19;

according to fig. 1, fig. 3, fig. 4 and fig. 5, after the user locates the preset arm claw 11, the distance between the two sets of pressure sensors 17 can be adjusted according to the size of the preset arm claw 11, in the process of adjusting the distance between the two sets of pressure sensors 17, the second motor 20 can work and drive the first gear 22 to rotate through the output shaft 21, the first gear 22 can drive the rack 19 to move through the second gear 23 in the rotating process, the rack 19 can enable the moving plate 14 to slide inside the sliding chute 13, the two sets of moving plates 14 can drive the pressure sensors 17 to move through the mounting plate 16 in the moving process, so that the distance between the two sets of pressure sensors 17 changes, the device can be suitable for the preset arm claws 11 with different sizes to detect, and the application range of the detection device is effectively improved.

The working principle is as follows: when the robot arm claw force detection device with the positioning function is used, according to the figures 1, 2 and 3, the device is firstly placed at a position needing to work, in the process that a user uses the device to detect the claw force of the preset arm claw 11, the user needs to enable the arm claw of the preset arm claw 11 to be downwards and vertically placed in the empty slot 4, at the moment, the first motor 6 can work and drive the screw 7 to rotate, in the process, the moving plate 8 clamps the preset arm claw 11 and stops moving, at the moment, the preset arm claw 11 clamps the pressure sensor 17, the pressure sensor 17 can convert the received pressure into data and display the data on the display, and the accuracy of the detection result of the device can be effectively improved by positioning the preset arm claw 11;

according to fig. 1, fig. 3, fig. 4 and fig. 5, after the user fixes a position the arm claw 11 that predetermines, can be according to the distance between the two sets of pressure sensor 17 of the size adjustment of arm claw 11 that predetermines, second motor 20 can work and drive first gear 22 through output shaft 21 and rotate, and rack 19 then can make motion plate 14 slide in the inside of spout 13, thereby make the distance between two sets of pressure sensor 17 change, thereby make the device can be suitable for the arm claw 11 that predetermines of different sizes and detect, the effectual application scope that improves this detection device, holistic practicality has been increased.

Those not described in detail in this specification are within the skill of the art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 robot arm claw power detection device with locate function, includes base (1), hydraulic push rod (2), backup pad (3), dead slot (4) and fixed block (5), its characterized in that: the hydraulic support is characterized in that a hydraulic push rod (2) is installed at the upper end of the base (1), a support plate (3) is installed at the upper end of the hydraulic push rod (2), a hollow groove (4) is formed in the support plate (3), a fixed block (5) and a first motor (6) are installed at the upper end of the support plate (3), a screw rod (7) is installed at the front end of the first motor (6), the screw rod (7) is rotatably installed in the fixed block (5), a movable plate (8) is sleeved on the outer side of the screw rod (7), a fixed part (9) is installed on one side of the movable plate (8), an elastic strip (10) is installed on one inwards-recessed side of the fixed part (9), and meanwhile a preset arm claw (11) is arranged on one inwards-recessed side of the elastic strip (10);

fixed plate (12) are installed through the connecting rod to the upper end of base (1), and spout (13) have been seted up to the upper end of fixed plate (12) to the internally mounted of spout (13) has motion board (14), and second gear (23) are installed through the pivot to the upper end of fixed plate (12) simultaneously, mounting panel (16) are installed to one side of motion board (14), and one side internally mounted of mounting panel (16) has pressure sensor (17), and slide bar (18) are installed to one side of mounting panel (16), motion groove (15) have been seted up to the inside of motion board (14), and rack (19) are installed to one side of motion board (14), second motor (20) are installed to the upper end of base (1), and first gear (22) are installed through output shaft (21) in second motor (20).

2. The robot arm detent force detection apparatus with a positioning function according to claim 1, characterized in that: the screw rods (7) are in threaded connection with the moving plate (8), two groups of screw rods (7) are symmetrically arranged about a vertical central axis of the moving plate (8), two groups of moving plates (8) are symmetrically arranged about a horizontal central axis of the screw rods (7), and the screw rods (7) are of a bidirectional threaded structure.

3. The robot arm detent force detection apparatus with a positioning function according to claim 1, characterized in that: one end of the fixing piece (9) is in an arc-shaped structure when being overlooked, the elastic strips (10) are connected with the concave side of the fixing piece (9) in an adhering mode, and the fixing piece (9) is symmetrically provided with two groups relative to the transverse central axis of the screw rod (7).

4. The robot arm detent force detection apparatus with a positioning function according to claim 1, characterized in that: the moving plate (14) and the fixed plate (12) form a sliding structure through the sliding groove (13), and two groups of the moving plate (14) and the sliding groove (13) are symmetrically arranged around the center of the output shaft (21).

5. The robot arm detent force detection apparatus with a positioning function according to claim 1, characterized in that: the sliding rods (18) and the moving plate (14) form a sliding structure through the moving grooves (15), and two groups of the sliding rods (18) and the moving grooves (15) are symmetrically arranged about a vertical central axis of the first gear (22).

6. The robot arm detent force detection apparatus with a positioning function according to claim 1, characterized in that: the first gear (22) is meshed with the second gear (23), two groups of the second gears (23) are symmetrically arranged about the vertical central axis of the first gear (22), and the second gear (23) is meshed with the rack (19).