CN215149084U

CN215149084U - Mechanical arm capable of translating in rectangular coordinate

Info

Publication number: CN215149084U
Application number: CN202022963658.6U
Authority: CN
Inventors: 杨耀辉
Original assignee: Xinyi Zhongzhen Electrical Technology Co Ltd
Current assignee: Sichuan Huashenglin Technology Co ltd
Priority date: 2020-12-12
Filing date: 2020-12-12
Publication date: 2021-12-14
Anticipated expiration: 2030-12-12

Abstract

The utility model belongs to the technical field of the arm, especially, be an arm that can translation in rectangular coordinate, to current arm when installation, mostly need use multiple instrument cooperation, consequently the installation need a large amount of time, and when needs maintain the arm, dismantle also comparatively troublesome, the problem of the maintenance of inconvenient arm, the following scheme is proposed to present, it includes mount pad and bottom plate, the mounting groove with the bottom plate adaptation is seted up at the mount pad top, bottom plate movable mounting is in the mounting groove, and the bottom plate top rotates installs the arm main part, and the recess has been seted up to the bottom plate bottom, has all seted up the joint groove on the inner wall of recess both sides, the spout has been seted up on the inner wall of mount pad bottom. The utility model discloses be convenient for dismantle and install the arm to be convenient for overhaul, and installation stability is higher, has avoided installing the efficiency reduction that causes with the help of other instruments.

Description

Mechanical arm capable of translating in rectangular coordinate

Technical Field

The utility model relates to an arm technical field especially relates to an arm that can translate in rectangular coordinate.

Background

With the development of science and technology and the acceleration of industrialization, many machines replace the traditional manual operation, and a mechanical arm is representative of the machines. The mechanical arm is a high-precision and high-speed dispensing robot hand, is a complex system with multiple inputs and outputs, high nonlinearity and strong coupling, and has been widely applied to the fields of industrial assembly, safety, explosion prevention and the like due to the unique operation flexibility. The mechanical arm is a complex system, uncertainty such as parameter perturbation, external interference, unmodeled dynamic state and the like exists, so that uncertainty also exists in a modeling model of the mechanical arm, and for different tasks, the motion trail of a joint space of the mechanical arm needs to be planned, so that the tail end pose is formed by cascading. Through retrieval, chinese patent with publication number CN209551695U discloses a mechanical arm capable of translating in rectangular coordinates, comprising a mechanical big arm, a mechanical small arm, a mechanical arm rotary joint, a mechanical big arm pitch joint, a mechanical small arm pitch joint, a mechanical arm wrist pitch joint and a mechanical arm paw, wherein two sides of the mechanical big arm pitch joint are respectively connected with the mechanical big arm rotary joint and the mechanical big arm, the mechanical big arm is connected with the mechanical small arm, the mechanical small arm pitch joint is arranged at the joint of the mechanical big arm and the mechanical small arm, the mechanical small arm is connected with the mechanical arm paw, and the mechanical arm wrist pitch joint is arranged at the joint of the mechanical small arm and the mechanical arm paw. The product can realize the motion of more than one direction combination on the front and back, upper and lower and left and right three direction axle of arm hand claw, converts the circular arc orbit motion into the compound removal of straight line, and the direct movement is to the target position, and convenient operation shortens the time that the arm hand claw removed appointed target position, improves the degree of accuracy of removing the target position.

However, when the existing mechanical arm is installed, multiple tools are mostly needed to be matched, so that a large amount of time is needed for installation, and when the mechanical arm needs to be maintained, the mechanical arm is troublesome to disassemble and inconvenient to overhaul, so that the mechanical arm capable of translating in a rectangular coordinate is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving current arm when the installation, mostly need use multiple instrument cooperation, consequently the installation needs a large amount of time, and when needs maintain the arm, dismantle also shortcoming of comparatively troublesome, the maintenance of inconvenient arm, and the arm that can translate in rectangular coordinate that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an mechanical arm capable of translating in a rectangular coordinate comprises a mounting seat and a bottom plate, wherein the top of the mounting seat is provided with a mounting groove matched with the bottom plate, the bottom plate is movably mounted in the mounting groove, the top of the bottom plate is rotatably provided with a mechanical arm main body, the bottom of the bottom plate is provided with a groove, the inner walls of the two sides of the groove are provided with clamping grooves, the inner wall of the bottom of the mounting groove is provided with a sliding groove, a sliding plate is slidably mounted in the sliding groove, the top of one side, away from each other, of each of the two sliding plates is fixedly provided with a clamping plate, the two clamping plates are movably clamped with the corresponding clamping grooves respectively, the other sides of the two sliding plates are rotatably connected with one end of a connecting rod through hinges, the inner wall of the bottom of the sliding groove is provided with a vertical hole, a vertical plate is slidably mounted in the vertical hole, the other ends of the two connecting rods rotate with the two sides of the vertical plate respectively, one side of the vertical plate is provided with a transverse groove, and a transverse plate is slidably mounted in the transverse groove, the diaphragm bottom is movably abutted against the inner wall of the bottom of the sliding groove, one end of two pressure springs is fixedly connected to one side of the diaphragm, the other end of each pressure spring is fixedly connected with the inner wall of one side of the transverse groove, one end of a vertical rod is fixedly connected to the bottom of the diaphragm, and a push plate is fixedly mounted at the other end of the vertical rod.

Preferably, the inner walls of the two sides of the sliding groove are fixedly provided with one ends of the limiting columns, and the two sliding plates are respectively sleeved on the outer sides of the corresponding limiting columns in a sliding mode to guide and limit the sliding plates.

Preferably, the other end of the limiting column is fixedly provided with a baffle, one side of the baffle is fixedly connected with one end of a return spring, and the other end of the return spring is fixedly connected with the inner wall of one side of the sliding groove to reset the sliding plate.

Preferably, a limiting plate is fixedly mounted on the inner wall of the bottom of the sliding groove, a limiting groove is formed in the other side of the vertical plate, and the limiting plate is connected with the limiting groove in a sliding mode to guide and limit the vertical plate.

Preferably, limiting plate top fixedly connected with coupling spring's one end, coupling spring's the other end and spacing groove top inner wall fixed connection reset the riser.

Preferably, the same limiting rod is fixedly connected to the inner wall of the top of the limiting groove and the inner wall of the bottom of the limiting groove, and the limiting plate is sleeved outside the limiting rod in a sliding mode to further guide and limit the vertical plate.

In the utility model, an arm that can translate in rectangular coordinate, through promoting the push pedal to one side motion, the push pedal drives the diaphragm through the montant and to one side motion and compress the pressure spring, make the diaphragm slide into the transverse groove, then stimulate the push pedal downstream and drive the riser downstream through the diaphragm, and compress the connecting spring, the riser drives two slides to the side motion that is close to each other through two connecting rods and under the guide effect of two spacing posts, and compress the reset spring, two slides drive two joint boards to the side motion that is close to each other, make two joint boards break away from with the joint that corresponds the joint groove, thereby break away from the fixing to the bottom plate, then through moving the bottom plate upwards so that dismantle bottom plate and arm main part, in order to overhaul;

in the utility model, an arm that can translation in rectangular coordinate, after overhauing, operate the push pedal through above-mentioned mode and then put into the mounting groove with the bottom plate and loosen the push pedal, two slides drive two joint boards to the one side motion of keeping away from each other under reset spring's elasticity, make two joint board cards go into corresponding joint inslot, the riser resets the upward motion under connecting spring's elasticity simultaneously, the diaphragm resets the lateral shifting roll-off transverse groove under the elasticity of pressure spring, through the butt of diaphragm and spout bottom inner wall, carry out the spacing of vertical removal to the riser, thereby fix two slides through two connecting rods, in order to guarantee the installation stability to bottom plate and arm main part, and avoided installing the efficiency reduction that causes with the help of other instruments;

the utility model has the advantages of reasonable design, be convenient for dismantle and install the arm to be convenient for overhaul, and installation stability is higher, has avoided installing the efficiency reduction that causes with the help of other instruments, and the reliability is high.

Drawings

Fig. 1 is a schematic structural diagram of a mechanical arm that can translate within a rectangular coordinate according to the present invention;

fig. 2 is a schematic structural diagram of a portion a of a robot arm that can translate within a rectangular coordinate according to the present invention;

fig. 3 is a schematic structural diagram of a portion B of the mechanical arm that can translate within a rectangular coordinate according to the present invention.

In the figure: 1. a mounting seat; 2. a base plate; 3. mounting grooves; 4. a chute; 5. a slide plate; 6. a groove; 7. a connecting rod; 8. a vertical plate; 9. a robot arm main body; 10. a clamping groove; 11. a clamping and connecting plate; 12. a limiting column; 13. a return spring; 14. a transverse slot; 15. a transverse plate; 16. a vertical rod; 17. a limiting plate; 18. a limiting rod; 19. a connecting spring; 20. a limiting groove; 21. a pressure spring; 22. a push plate.

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.

Referring to fig. 1-3, a mechanical arm capable of translating in a rectangular coordinate comprises a mounting seat 1 and a bottom plate 2, wherein the top of the mounting seat 1 is provided with a mounting groove 3 matched with the bottom plate 2, the bottom plate 2 is movably mounted in the mounting groove 3, the top of the bottom plate 2 is rotatably provided with a mechanical arm main body 9, the bottom of the bottom plate 2 is provided with a groove 6, the inner walls of two sides of the groove 6 are respectively provided with a clamping groove 10, the inner wall of the bottom of the mounting groove 3 is provided with a sliding groove 4, a sliding plate 5 is slidably mounted in the sliding groove 4, the top of one side, away from each other, of the two sliding plates 5 is fixedly provided with a clamping plate 11, the two clamping plates 11 are respectively movably clamped with the corresponding clamping grooves 10, the other sides of the two sliding plates 5 are respectively and rotatably connected with one end of a connecting rod 7 through hinges, the inner wall of the bottom of the sliding groove 4 is provided with a vertical hole, a vertical plate 8 is slidably mounted in the vertical hole, and the other ends of the two connecting rods 7 respectively rotate with two sides of the vertical plate 8, transverse groove 14 has been seted up to 8 one sides of riser, and slidable mounting has diaphragm 15 in transverse groove 14, and diaphragm 15 bottom and the bottom inner wall activity butt of spout 4, the one end of two pressure springs 21 of diaphragm 15 one side fixedly connected with, the other end of pressure spring 21 and one side inner wall fixed connection of transverse groove 14, and the one end of diaphragm 15 bottom fixedly connected with montant 16, the other end fixed mounting of montant 16 has push pedal 22.

The utility model discloses in, equal fixed mounting has the one end of spacing post 12 on the 4 both sides inner walls of spout, and two slides 5 slide respectively and cup joint in the outside of the spacing post 12 that corresponds, and it is spacing to lead to slide 5.

The utility model discloses in, 12 other end fixed mounting of spacing post have the baffle, baffle one side fixedly connected with reset spring 13's one end, reset spring 13's the other end and 4 one side inner wall fixed connection of spout reset slide 5.

The utility model discloses in, fixed mounting has limiting plate 17 on the 4 bottom inner walls of spout, and spacing groove 20 has been seted up to 8 opposite sides of riser, and limiting

plate

17 and 20 sliding connection of spacing groove lead spacing to riser 8.

The utility model discloses in, limiting plate 17 top fixedly connected with connecting spring 19's one end, connecting spring 19's the other end and the 20 top inner wall fixed connection of spacing groove reset riser 8.

The utility model discloses in, the same gag lever post 18 of fixedly connected with on 20 top inner walls of spacing groove and the bottom inner wall, limiting plate 17 slides and cup joints in the outside of gag lever post 18, and it is spacing to carry out further direction to riser 8.

In the utility model, when in use, the push plate 22 is pushed to move to one side, the push plate 22 drives the transverse plate 15 to move to one side through the vertical rod 16 and compresses the pressure spring 21, the transverse plate 15 slides into the transverse groove 14, then the push plate 22 is pulled to move downwards and drives the vertical plate 8 to move downwards through the transverse plate 15, and the connecting spring 19 is compressed, the vertical plate 8 drives the two sliding plates 5 to move to one side close to each other through the two connecting rods 7 under the guiding action of the two spacing posts 12 and compresses the reset spring 13, the two sliding plates 5 drive the two clamping plates 11 to move to one side close to each other, so that the two clamping plates 11 are separated from the clamping with the corresponding clamping grooves 10, thereby being separated from the fixing of the bottom plate 2, then the bottom plate 2 is moved upwards so as to be convenient for disassembling the bottom plate 2 and the mechanical arm main body 9, so as to be convenient for maintenance, after the maintenance is completed, operate push pedal 22 through the above-mentioned mode and then put into mounting groove 3 with bottom plate 2 and loosen push pedal 22, two slide 5 drive two joint boards 11 to the one side motion of keeping away from each other under reset spring 13's elastic force, make two joint board 11 blocks go into corresponding joint inslot 10, riser 8 resets upward movement under connecting spring 19's elastic force simultaneously, diaphragm 15 resets lateral shifting roll-off transverse groove 14 under pressure spring 21's elastic force, through the butt of diaphragm 15 with 4 bottom inner walls of spout, it is spacing to carry out vertical movement to riser 8, thereby fix two slide 5 through two connecting rods 7, with the installation stability of assurance to bottom plate 2 and arm main part 9, and avoided installing the efficiency reduction that causes with the help of other instruments.

Claims

1. A mechanical arm capable of translating in a rectangular coordinate comprises a mounting seat (1) and a bottom plate (2), and is characterized in that the top of the mounting seat (1) is provided with a mounting groove (3) matched with the bottom plate (2), the bottom plate (2) is movably mounted in the mounting groove (3), the top of the bottom plate (2) is rotatably provided with a mechanical arm main body (9), the bottom of the bottom plate (2) is provided with a groove (6), the inner walls of the two sides of the groove (6) are respectively provided with a clamping groove (10), the inner wall of the bottom of the mounting groove (3) is provided with a sliding groove (4), the sliding groove (4) is internally provided with a sliding plate (5) in a sliding manner, the tops of the sides, far away from each other, of the two sliding plates (5) are respectively and fixedly provided with clamping plates (11), the two clamping plates (11) are respectively and movably clamped with the corresponding clamping grooves (10), and the other sides of the two sliding plates (5) are rotatably connected with one end of a connecting rod (7) through hinges, vertical hole has been seted up on spout (4) bottom inner wall, vertical downthehole slidable mounting has riser (8), the other end of two connecting rods (7) rotates with riser (8) both sides respectively, transverse groove (14) have been seted up to riser (8) one side, slidable mounting has diaphragm (15) in transverse groove (14), the bottom inner wall activity butt of diaphragm (15) bottom and spout (4), the one end of two pressure springs (21) of diaphragm (15) one side fixedly connected with, the other end of pressure spring (21) and one side inner wall fixed connection of transverse groove (14), and the one end of diaphragm (15) bottom fixedly connected with montant (16), the other end fixed mounting of montant (16) has push pedal (22).

2. The mechanical arm capable of translating in a rectangular coordinate system according to claim 1, wherein one end of the limiting column (12) is fixedly mounted on the inner walls of the two sides of the sliding chute (4), and the two sliding plates (5) are respectively sleeved on the outer sides of the corresponding limiting columns (12) in a sliding manner.

3. The mechanical arm capable of translating in a rectangular coordinate system according to claim 2, wherein a baffle is fixedly mounted at the other end of the limiting column (12), one end of a return spring (13) is fixedly connected to one side of the baffle, and the other end of the return spring (13) is fixedly connected to the inner wall of one side of the sliding chute (4).

4. The mechanical arm capable of translating in a rectangular coordinate of claim 1, wherein a limiting plate (17) is fixedly mounted on the inner wall of the bottom of the sliding chute (4), a limiting groove (20) is formed in the other side of the vertical plate (8), and the limiting plate (17) is slidably connected with the limiting groove (20).

5. The mechanical arm capable of translating within the rectangular coordinate system as claimed in claim 4, wherein one end of the connecting spring (19) is fixedly connected to the top of the limiting plate (17), and the other end of the connecting spring (19) is fixedly connected to the inner wall of the top of the limiting groove (20).

6. The mechanical arm capable of translating in a rectangular coordinate system according to claim 4, wherein the same limiting rod (18) is fixedly connected to the top inner wall and the bottom inner wall of the limiting groove (20), and the limiting plate (17) is slidably sleeved on the outer side of the limiting rod (18).