CN219602572U

CN219602572U - Stamping part manipulator grabbing device

Info

Publication number: CN219602572U
Application number: CN202223177358.0U
Authority: CN
Inventors: 张柳军; 刘跃跃; 姚玉员
Original assignee: Suzhou Sumiho Hardware Electromechanical Co ltd
Current assignee: Suzhou Sumiho Hardware Electromechanical Co ltd
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-08-29
Anticipated expiration: 2032-11-29

Abstract

The utility model discloses a grabbing device for a stamping part manipulator, and relates to the technical field of grabbing devices. According to the utility model, two clamping pieces are arranged oppositely; the number of the fixing plates is two and the fixing plates are respectively fixed through the connecting rods and the corresponding clamping pieces; the linear motion assembly is used for driving the fixed plates to be close to and away from each other; the limiting pieces are two in number and are respectively positioned below the corresponding fixing plates; the pushing assembly comprises a sealing tube, a first piston, a first fixing rod, a second piston, a second fixing rod, a contact piece and an elastic piece, fluid is filled in the sealing tube, one end of the sealing tube is located between the clamping piece and the fixing plate, the other end of the sealing tube is located below the fixing plate, and the first piston and the second piston are located at positions, close to the two ends of the sealing tube, respectively. The utility model can prevent the object from falling off in the clamping process.

Description

Stamping part manipulator grabbing device

Technical Field

The utility model relates to the technical field of grabbing devices, in particular to a manipulator grabbing device for stamping parts.

Background

The automatic operation device can simulate certain action functions of a human hand and an arm, is used for grabbing and carrying objects or operation tools according to fixed procedures, is widely used in the machining process, is a mechanical grabbing device for grabbing workpieces, does not have a corresponding limiting structure, and can fall down to cause unnecessary loss when grabbing looseness occurs, so that the mechanical grabbing device for stamping is provided for solving the problems.

To the patent of above-mentioned problem application number 202221167048.8, a stamping workpiece manipulator grabbing device, including robotic arm, robotic arm's bottom is provided with the mount pad, the inside of mount pad is provided with the adjusting part that extends to its below, adjusting part's bottom is provided with the fixed plate that quantity is two, two the opposite side of fixed plate all is provided with snatchs the subassembly, two the opposite side of fixed plate all is provided with and extends to between two fixed plates and lie in the stop gear who snatchs the subassembly below. This stamping workpiece manipulator grabbing device, through setting up stop gear, start electric putter and drive the rectangular plate and reciprocate, and the pulling stay cord drives both sides riser relative movement under the support of horizontal pole, drives two limiting plates relative movement to the below of stamping workpiece, holds the stamping workpiece, prevents to drop the condition that appears damaging, has realized limit structure and has prevented the purpose that the stamping workpiece drops.

The above patent has certain shortcoming, and the limiting plate needs independent control through electric putter, can't the clamping piece form the linkage, still needs to start the motion that electric putter promoted the limiting plate at the in-process that starts power device messenger clamping piece centre gripping, therefore comparatively troublesome.

For this purpose, a mechanical arm grabbing device for stamping parts is provided.

Disclosure of Invention

The utility model aims at: the utility model provides a manipulator grabbing device for stamping parts, which aims to solve the problem that a traditional grabbing device has a certain dropping risk.

The utility model adopts the following technical scheme for realizing the purposes:

the stamping part manipulator grabbing device comprises two clamping pieces which are oppositely arranged; the fixing plates are two in number and are fixed through connecting rods and corresponding clamping pieces respectively; the linear motion assembly is used for driving the fixed plates to be close to and far away from each other; the number of the limiting pieces is two, and the limiting pieces are respectively positioned below the corresponding fixing plates; and the number of the pushing assemblies is two, and the pushing assemblies are respectively used for driving the corresponding limiting parts to move.

Further, the propulsion assembly comprises a sealing tube, a first piston, a first fixing rod, a second piston, a second fixing rod, a contact piece and an elastic piece, wherein fluid is injected into the sealing tube, one end of the fluid is located between the clamping piece and the fixing plate, the other end of the fluid is located below the fixing plate, the first piston and the second piston are located at positions, close to the corresponding two ends, of the sealing tube respectively, one end of the first piston is fixed with one end of the first fixing rod, the other end of the first fixing rod is fixed with the limiting piece, one end of the second piston is fixed with one end of the second fixing rod, the other end of the second piston penetrates through the end of the sealing tube and the end of the clamping piece and extends to be fixed with the contact piece, and the elastic piece is arranged on the first fixing rod and the second fixing rod respectively.

Further, the surface of the clamping piece is provided with a groove matched with the contact piece.

Further, the linear motion assembly comprises a containing cavity, double-headed screws, threaded sleeves, a motor and a limiting structure, wherein the double-headed screws are located in the containing cavity, one ends of the double-headed screws are movably connected with the wall of the containing cavity, the other ends of the double-headed screws are fixed with an output shaft of the motor, the number of the threaded sleeves is two, the threaded sleeves are symmetrically arranged at the center of the double-headed screws, and the threaded sleeves are respectively fixed with corresponding fixing plates.

Further, the limiting structure comprises a sliding groove and a sliding block, the sliding block is fixed with the corresponding threaded sleeve, the sliding groove is formed in the accommodating cavity wall, and the sliding block is arranged in the sliding groove in a sliding mode.

Further, the fluid of the accommodating cavity adopts liquid oil.

The beneficial effects of the utility model are as follows:

when clamping is carried out, the double-head screw rod is driven by the motor to rotate in the accommodating cavity, along with the rotation of the double-head screw rod, the screw sleeves symmetrically arranged at the centers of the double-head screw rod can be mutually closed, as the bottom of each screw sleeve is provided with the fixing plates, the fixing plates can be mutually closed, each fixing plate is fixedly provided with the clamping piece used for contacting an object, a preset distance is reserved between the clamping piece and the fixing plates through the connecting piece for arranging the accommodating cavity, when the contact piece between the clamping pieces touches the object, the clamping pieces are mutually closed to the clamping piece along with the rotation of the motor, the contact piece can be pushed into the groove of the clamping piece at the moment, so that the clamping of the object is not influenced, and in the moving process of the contact piece, the second fixing rod connected between the second piston and the corresponding clamping piece can push the second piston to move, and along with the movement of the second piston, the first fixing rod is further moved, and the limiting piece can be prevented from falling beyond the limiting pocket due to the fact that the limiting piece and the first fixing rod are fixed; therefore, other power devices are not needed, and the limiting piece can extend out of the bottom along with the clamping of the clamping piece, so that the object is prevented from falling.

None of the parts of the device are the same as or can be implemented using prior art.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the seal tube structure of the present utility model;

fig. 3 is a cross-sectional view of fig. 1.

Reference numerals: 1. a clamping member; 2. a fixing plate; 3. a linear motion assembly; 4. a limiting piece; 5. a propulsion assembly; 31. a receiving chamber; 32. a double-ended screw; 33. a screw sleeve; 34. a motor; 51. sealing the tube; 52. a first piston; 53. a first fixing rod; 54. a second piston; 55. a second fixing rod; 56. a contact; 57. an elastic member.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

In describing embodiments of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "inner", "outer", "upper", etc. are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in place when the inventive product is used, are merely for convenience of description and simplification of description, and are not indicative or implying that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

As shown in fig. 1-3, the manipulator grabbing device for stamping parts comprises clamping pieces 1, wherein two clamping pieces 1 are arranged oppositely; the fixing plates 2 are two in number and are respectively fixed with the corresponding clamping pieces 1 through connecting rods; the linear motion assembly 3 is used for driving the fixed plates 2 to be close to and far away from each other; the number of the limiting pieces 4 is two, and the limiting pieces 4 are respectively positioned below the corresponding fixing plates 2; the number of the pushing assemblies 5 is two, and the pushing assemblies 5 are respectively used for driving the corresponding limiting pieces 4 to move;

in this embodiment, the fixing plate 2 is driven to move synchronously through the linear motion assembly 3, the clamping piece 1 can clamp the object, the pushing assembly 5 can enable the limiting piece 4 at the bottom of the clamping piece 1 to extend, and after the object is clamped, the object can be limited to fall through extending the limiting piece 4, so that the clamping strength is enhanced.

Further, the propulsion assembly 5 includes a sealing tube 51, a first piston 52, a first fixing rod 53, a second piston 54, a second fixing rod 55, a contact element 56 and an elastic element 57, wherein the sealing tube 51 is filled with fluid, one end of the sealing tube is located between the clamping element 1 and the fixing plate 2, the other end of the sealing tube is located below the fixing plate 2, the first piston 52 and the second piston 54 are respectively located at positions of the sealing tube 51 close to the corresponding two ends, one end of the first piston 52 and one end of the first fixing rod 53 are fixed, the other end of the first fixing rod 53 is fixed with the limiting element 4, one end of the second piston 54 and one end of the second fixing rod 55 are fixed, the other end of the second piston 54 penetrates through the end of the sealing tube 51 and the end of the clamping element 1 and extends to be fixed with the contact element 56, the elastic element 57 is respectively arranged on the first fixing rod 53 and the second fixing rod 55, and grooves matched with the contact element 56 are respectively arranged on the surface of the clamping element 1;

in this embodiment, when the contact member 56 between the clamping members 1 touches an object, the clamping members 1 are moved close to each other along with the rotation of the motor 34 until the clamping members 1 are close to the object, at this time, the contact member 56 is pushed into the groove of the clamping member 1, so as not to affect the clamping of the object, and during the movement of the contact member 56, the second fixing rod 55 connected between the second piston 54 and the corresponding clamping member 1 pushes the second piston 54 to move, because the fluid is injected into the accommodating cavity 31, the movement of the first piston 52 is pushed along with the movement of the second piston 54, so that the first fixing rod 53 moves, and because the limiting member 4 and the first fixing rod 53 are fixed, the same side end of the limiting member 4 and the limiting member 4 can exceed the limiting member 4, so as to prevent the object from falling, and the spring can reset the limiting member 4 when the motor 34 acts on the double-headed screw 32 to finally move the clamping member 1 to put down, so as to enable the next clamping.

Further, the linear motion assembly 3 comprises a containing cavity 31, double-headed screws 32, threaded sleeves 33, a motor 34 and a limiting structure, wherein the double-headed screws 32 are positioned in the containing cavity 31, one end of each double-headed screw is movably connected with the wall of the containing cavity 31, the other end of each double-headed screw is fixed with the output shaft of the motor 34, the number of the threaded sleeves 33 is two, the threaded sleeves 33 are symmetrically arranged at the center of the double-headed screws 32, and the threaded sleeves 33 are respectively fixed with the corresponding fixing plates 2;

in this embodiment, the motor 34 can drive the double-end screw 32 to move, and the double-end screw 32 moves to enable the threaded sleeve 33 to synchronously move, so that in order to prevent the threaded sleeve 33 from rotating on the double-end screw 32, the threaded sleeve 33 is limited by the limiting piece 4, and the movement of an object is not affected.

Further, the limiting structure comprises a sliding groove and a sliding block, the sliding block is fixed with the corresponding threaded sleeve 33, the sliding groove is arranged on the wall of the accommodating cavity 31, and the sliding block is arranged in the sliding groove in a sliding manner;

in this embodiment, the sliding block moves in the sliding groove, so that the threaded sleeve 33 cannot move in other ways, and the threaded sleeve 33 can move stably.

To sum up: when clamping is carried out, the double-headed screw 32 is driven by the motor 34 to rotate in the accommodating cavity 31, along with the rotation of the double-headed screw 32, the threaded sleeves 33 which are symmetrically arranged at the center of the double-headed screw 32 can be mutually closed, as the bottom of each threaded sleeve 33 is provided with the fixed plate 2, the fixed plates 2 can be mutually closed, each fixed plate 2 is fixedly provided with the clamping piece 1 for contacting an object, a preset distance is reserved between the clamping piece 1 and the fixed plate 2 through the connecting piece for arranging the accommodating cavity 31, when the contact piece 56 between the clamping pieces 1 touches the object, the clamping pieces 1 are mutually closed to the clamping piece 1 along with the rotation of the motor 34, at the moment, the contact piece 56 can be pushed into the groove of the clamping piece 1, so that the clamping of the object is not influenced, and in the moving process of the contact piece 56, the second fixed rod 55 connected between the second piston 54 and the corresponding clamping piece 1 can push the second piston 54, as the accommodating cavity 31 is filled with fluid, the movement of the first piston 52 can be pushed along with the movement of the second piston 54, so that the first fixed rod 53 and the first fixed rod 4 can be pushed to move along with the movement of the second piston 54, and the first fixed rod 53 can be prevented from falling off along with the limiting rod 4, and the limiting rod 4 can be prevented from exceeding the limiting rod 4; therefore, other power devices are not needed, and the limiting piece 4 can extend out of the bottom along with the clamping of the clamping piece 1, so that the object is prevented from falling.

The previous description is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. Stamping workpiece manipulator grabbing device, its characterized in that includes:

the clamping pieces (1) are arranged oppositely, and the number of the clamping pieces (1) is two;

the fixing plates (2) are two in number and are fixed through connecting rods and corresponding clamping pieces (1) respectively;

the linear motion assembly (3) is used for driving the fixed plates (2) to be close to and far away from each other;

the limiting pieces (4) are two in number and are respectively positioned below the corresponding fixing plates (2); and

the number of the pushing assemblies (5) is two, and the pushing assemblies (5) are respectively used for driving the corresponding limiting pieces (4) to move.

2. A stamping manipulator gripping device according to claim 1, characterized in that the propulsion assembly (5) comprises a sealing tube (51), a first piston (52), a first fixing rod (53), a second piston (54), a second fixing rod (55), a contact (56) and an elastic member (57), wherein the sealing tube (51) is internally filled with fluid and has one end located between the clamping member (1) and the fixing plate (2) and the other end located below the fixing plate (2), the first piston (52) and the second piston (54) are located at positions of the sealing tube (51) close to the respective ends, the first piston (52) and the first fixing rod (53) are fixed at one end, the other end of the first fixing rod (53) is fixed with the limiting member (4), the second piston (54) and the second fixing rod (55) are fixed at one end, the other end of the second piston (54) penetrates the end of the tube (51) and the end of the clamping member (1) and extends to be fixed with the contact (56), and the first fixing rod (53) and the second fixing rod (55) are provided with the elastic member (57), respectively.

3. A stamping manipulator gripping device according to claim 2, characterized in that the clamping member (1) surface is provided with grooves matching the contact members (56).

4. The manipulator grabbing device for stamping parts according to claim 1, wherein the linear motion assembly (3) comprises a containing cavity (31), a double-ended screw rod (32), screw sleeves (33), a motor (34) and a limiting structure, the double-ended screw rod (32) is located in the containing cavity (31) and one end of the double-ended screw rod is movably connected with the wall of the containing cavity (31), the other end of the double-ended screw rod is fixedly connected with the output shaft of the motor (34), the number of the screw sleeves (33) is two, the screw sleeves are symmetrically arranged in the center of the double-ended screw rod (32), and the screw sleeves (33) are respectively fixedly connected with the corresponding fixing plates (2).

5. The manipulator grabbing device of claim 4, wherein the limit structure comprises a chute and a slide block, the slide block and the corresponding screw sleeve (33) are fixed, the chute is arranged on the wall of the accommodating cavity (31), and the slide block is slidably arranged in the chute.

6. A stamping manipulator gripping device according to claim 2, characterized in that the fluid of the receiving chamber (31) is liquid oil.