Tool clamp for manipulator

Abstract

The utility model discloses a tool clamp for a manipulator, and relates to the technical field of manipulators. The clamping device comprises a bottom plate, a connecting mechanism is fixedly arranged at the upper end of the bottom plate, a clamping mechanism is fixedly arranged at the lower end of the bottom plate, the clamping mechanism comprises a limiting frame, a positioning plate is rotatably arranged on the inner surface of the limiting frame, a limiting plate is rotatably arranged on the inner surface of the limiting frame, and the positioning plate and the limiting plate are fixedly arranged on the bottom plate. Clamping plates are fixedly arranged on the sides, opposite to each other, of the limiting plate and the positioning plate, a rotating rod is rotationally arranged on one side of the limiting plate, an air cylinder is arranged at the upper end of the rotating rod, and the upper end of the rotating rod is rotationally connected with the output end of the air cylinder. According to the tool clamp for the mechanical arm, a workpiece can be effectively clamped by the tool clamp, and the tool clamp can be stably connected through the connecting mechanism, so that the tool clamp for the mechanical arm can be stably connected to the mechanical arm.

Description

Technical Field

[0001] The utility model relates to the technical field of manipulators, in particular to a tooling fixture for manipulators. Background Art

[0002] A manipulator is an automatic device that can imitate certain movements and functions of human hands and arms and is used to grab, move objects and operate tools according to a fixed procedure. It can replace heavy human labor to achieve mechanization and automation of production, and can operate in harmful environments to protect personal safety. Therefore, it is widely used in machinery manufacturing, metallurgy, electronics, light industry, atomic energy and other sectors.

[0003] However, the prior art still has the following problems:

[0004] Firstly, when the conventional manipulator fixtures are clamping the workpiece, most of the manipulator fixtures are unable to effectively clamp the workpiece, which causes the manipulator fixtures to easily slip when clamping, thereby preventing the processing from proceeding smoothly.

[0005] Secondly, when the existing robot fixtures are installed on the robot arm, most of the robot fixtures cannot be stably connected to the robot arm, which causes the robot fixtures to become loose after long-term use, and it is not easy to disassemble the robot when it is damaged.

[0006] In view of the above problems, the inventor proposes a tooling fixture for a robot to solve the above problems. Utility Model Content

[0007] In order to solve the problem that most manipulator fixtures cannot effectively clamp the workpiece and most manipulator fixtures cannot be stably connected to the robot arm; the purpose of the utility model is to provide a manipulator fixture.

[0008] In order to solve the above technical problems, the utility model adopts the following technical solutions: a tooling fixture for a manipulator comprises a base plate, a connecting mechanism is fixedly provided at the upper end of the base plate, a clamping mechanism is fixedly provided at the lower end of the base plate, the clamping mechanism comprises a limit frame, a positioning plate is rotatably provided on the inner surface of the limit frame, a limit plate is rotatably provided on the inner surface of the limit frame, a clamping plate is fixedly provided on one side of the opposite surfaces of the limit plate and the positioning plate, a rotating rod is rotatably provided on one side of the limit plate, a cylinder is provided on the upper end of the rotating rod, and the upper end of the rotating rod is rotatably connected to the output end of the cylinder.

[0009] Preferably, the connecting mechanism includes a fixing cylinder, a fixing groove is provided at the upper end of the fixing cylinder, a fixing rod is slidably provided on the inner surface of the fixing groove, a plurality of fixing screw grooves are provided on the outer surfaces of the fixing rod and the fixing cylinder, fixing bolts are threadedly inserted on the inner surfaces of every two fixing screw grooves, a connecting rod is fixedly provided on the upper end of the fixing rod, and a connecting plate is fixedly provided on the upper end of the connecting rod.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] 1. The utility model can stably clamp the workpiece when the manipulator uses a fixture to clamp the workpiece through the clamping mechanism, and can cooperate with the manipulator to move and process the workpiece, so that the manipulator can effectively clamp the workpiece with the fixture;

[0012] 2. The utility model uses a connecting mechanism to stably connect the fixture on the manipulator when it needs to be used, and can also be quickly disassembled when it needs to be replaced, so that the manipulator fixture can be stably connected to the robot arm. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 It is a schematic diagram of the structure of the utility model.

[0015] Figure 2 This is a schematic diagram of the structure of the clamping mechanism of the utility model.

[0016] Figure 3 This is a schematic diagram of the structure of the connecting mechanism of the utility model.

[0017] In the figure: 1, base plate; 2, clamping mechanism; 3, connecting mechanism; 20, support frame; 21, support plate; 22, cylinder; 23, limit damping rod; 24, rotating rod; 25, limit plate; 26, clamping plate; 27, limit damping ring; 28, positioning plate; 29, positioning damping ring; 201, positioning damping rod; 202, limit frame; 30, fixing cylinder; 31, fixing slot; 32, fixing plate; 33, connecting plate; 34, connecting slot; 35, connecting port; 36, connecting rod; 37, fixing rod; 38, fixing slot; 39, fixing screw slot; 301, fixing bolt. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] Example: Figure 1-3 As shown, the utility model provides a tooling fixture for a manipulator, including a base plate 1, a connecting mechanism 3 is fixedly provided at the upper end of the base plate 1, a clamping mechanism 2 is fixedly provided at the lower end of the base plate 1, the clamping mechanism 2 includes a limit frame 202, a positioning plate 28 is rotatably provided on the inner surface of the limit frame 202, a limit plate 25 is rotatably provided on the inner surface of the limit frame 202, a clamping plate 26 is fixedly provided on one side of the opposite surface of the limit plate 25 and the positioning plate 28, a rotating rod 24 is rotatably provided on one side of the limit plate 25, a cylinder 22 is provided at the upper end of the rotating rod 24, and the upper end of the rotating rod 24 is rotatably connected to the output end of the cylinder 22, through the clamping mechanism 2 at the lower end of the base plate 1, Start the cylinder 22 on the side of the support plate 21 on the support frame 20, so that the output end of the cylinder 22 can drive the rotating rod 24 to rotate while pushing the limit plate 25 in the limit frame 202, so that the limit plate 25 can drive the clamping plate 26 to rotate, and the clamping plate 26 on one side of the limit plate 25 cooperates with the clamping plate 26 on the side of the positioning plate 28 to clamp the workpiece. When the limit plate 25 rotates, the limit damping rod 23 rotates in the limit damping ring 27 for buffering, and the positioning plate 28 rotates in the positioning damping ring 29 through the positioning damping rod 201 to adjust the angle, thereby achieving the purpose of the robot arm using a tooling fixture to effectively clamp the workpiece.

[0020] A support frame 20 is fixedly arranged on the upper end of the limit frame 202, a support plate 21 used in conjunction with the cylinder 22 is fixedly arranged on one side of the support frame 20, positioning damping rods 201 are fixedly arranged on both sides of the positioning plate 28, positioning damping rings 29 used in conjunction with the positioning damping rod 201 are fixedly arranged on both sides of the limit frame 202, limiting damping rods 23 are fixedly arranged on both sides of the limit plate 25, limiting damping rings 27 used in conjunction with the limiting damping rod 23 are fixedly arranged on both sides of the limit frame 202, the cylinder 22 can be fixed on one side of the support frame 20 through the support plate 21, the limiting plate 25 is buffered by the limiting damping rod 23 rotating in the limiting damping ring 27 when rotating, and the positioning plate 28 is adjusted in angle by the positioning damping rod 201 rotating in the positioning damping ring 29.

[0021] The connecting mechanism 3 includes a fixing cylinder 30, the upper end of which is provided with a fixing groove 38, the inner surface of which is slidably provided with a fixing rod 37, the outer surfaces of which are provided with a plurality of fixing screw grooves 39, and the inner surfaces of each two of the fixing screw grooves 39 are threadedly inserted with fixing bolts 301, the upper end of which is fixed with a connecting rod 36, and the upper end of which is fixed with a connecting plate 33, through the connecting mechanism 3, the fixing rod 37 can be inserted into the fixing cylinder 30 through the fixing groove 38, so that the fixing plate 32 can be slidably limited in the fixing groove 31, and then the fixing bolt 301 is screwed into the fixing screw groove 39, so that the fixing rod 37 and the fixing cylinder 30 can be fixed, and the connecting plate 33 at the upper end of the connecting rod 36 can be fixed to the robot arm, the robot arm can be connected through the connecting port 35, and can be fixed through the connecting groove 34, so as to achieve the purpose that the tooling fixture for the robot can be stably connected to the robot arm.

[0022] Four fixing plates 32 are fixedly provided on the outer surface of the fixing rod 37, four fixing grooves 31 for use with the fixing plates 32 are provided on the outer surface of the fixing cylinder 30, four fixing bolts 301 are provided, and the four fixing bolts 301 are distributed in a ring shape on the outer surface of the fixing cylinder 30, a connecting port 35 is fixedly provided on the upper end of the connecting plate 33, and a plurality of connecting grooves 34 for use with the connecting port 35 are provided on the upper end of the connecting plate 33, the fixing rod 37 is limited by sliding the fixing plate 32 in the fixing groove 31, the four fixing bolts 301 are distributed in a ring shape and can be fixed at multiple angles, thereby improving stability, the robotic arm can be connected through the connecting port 35, and can be fixed through the connecting groove 34.

[0023] Working principle: through the clamping mechanism 2 at the lower end of the bottom plate 1, the cylinder 22 on the side of the support plate 21 on the support frame 20 is started, so that the output end of the cylinder 22 can drive the rotating rod 24 to rotate while pushing the limit plate 25 in the limit frame 202, so that the limit plate 25 can drive the clamping plate 26 to rotate, and the clamping plate 26 on one side of the limit plate 25 cooperates with the clamping plate 26 on the side of the positioning plate 28 to clamp the workpiece. When the limit plate 25 rotates, the limit damping rod 23 rotates in the limit damping ring 27 for buffering, and the positioning plate 28 rotates in the positioning damping ring 29 through the positioning damping rod 201 to adjust the angle, so as to achieve the purpose of the manipulator using a tooling fixture to effectively clamp the workpiece;

[0024] The cylinder 22 can be fixed on one side of the support frame 20 through the support plate 21. When the limit plate 25 rotates, the limit damping rod 23 rotates in the limit damping ring 27 to perform buffering. The positioning plate 28 rotates in the positioning damping ring 29 through the positioning damping rod 201 to adjust the angle.

[0025] Through the connection mechanism 3, the fixing rod 37 can be inserted into the fixing cylinder 30 through the fixing groove 38, so that the fixing plate 32 can be slidably limited in the fixing groove 31, and then the fixing bolt 301 is screwed into the fixing screw groove 39 to fix the fixing rod 37 and the fixing cylinder 30. The connecting plate 33 at the upper end of the connecting rod 36 can be fixed to the robot arm, and the robot arm can be connected through the connecting port 35 and can be fixed through the connecting groove 34, so as to achieve the purpose of stably connecting the tooling fixture for the robot to the robot arm;

[0026] The fixing rod 37 is limited by sliding the fixing plate 32 in the fixing slot 31 . The four fixing bolts 301 are distributed in a ring shape and can be fixed at multiple angles, thereby improving stability. The robot arm can be connected through the connecting port 35 and can be fixed through the connecting slot 34 .

[0027] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A fixture for a robot, comprising a base plate (1), characterized in that: A connecting mechanism (3) is fixedly provided at the upper end of the base plate (1), and a clamping mechanism (2) is fixedly provided at the lower end of the base plate (1); The clamping mechanism (2) comprises a limit frame (202), a positioning plate (28) is rotatably provided on the inner surface of the limit frame (202), a limit plate (25) is rotatably provided on the inner surface of the limit frame (202), a clamping plate (26) is fixedly provided on one side of the opposite surface of the limit plate (25) and the positioning plate (28), a rotating rod (24) is rotatably provided on one side of the limit plate (25), a cylinder (22) is provided on the upper end of the rotating rod (24), and the upper end of the rotating rod (24) is rotatably connected to the output end of the cylinder (22).

2. A fixture for a manipulator as claimed in claim 1, characterized in that: The connecting mechanism (3) comprises a fixing cylinder (30), a fixing groove (38) is provided at the upper end of the fixing cylinder (30), a fixing rod (37) is slidably provided on the inner surface of the fixing groove (38), a plurality of fixing screw grooves (39) are provided on the outer surfaces of the fixing rod (37) and the fixing cylinder (30), a fixing bolt (301) is threadedly inserted into the inner surfaces of every two fixing screw grooves (39), a connecting rod (36) is fixedly provided on the upper end of the fixing rod (37), and a connecting plate (33) is fixedly provided on the upper end of the connecting rod (36).

3. A fixture for a manipulator as claimed in claim 1, characterized in that: A support frame (20) is fixedly provided on the upper end of the limiting frame (202), and a support plate (21) used in conjunction with the cylinder (22) is fixedly provided on one side of the support frame (20).

4. A fixture for a manipulator as claimed in claim 1, characterized in that: Positioning damping rods (201) are fixedly provided on both sides of the positioning plate (28), and positioning damping rings (29) used in conjunction with the positioning damping rods (201) are fixedly provided on both sides of the limiting frame (202).

5. A fixture for a manipulator as claimed in claim 1, characterized in that: Both sides of the limit plate (25) are fixedly provided with limit damping rods (23), and both sides of the limit frame (202) are fixedly provided with limit damping rings (27) used in conjunction with the limit damping rods (23).

6. A fixture for a manipulator as claimed in claim 2, characterized in that: Four fixing plates (32) are fixedly provided on the outer surface of the fixing rod (37), and four fixing slots (31) for use in conjunction with the fixing plates (32) are provided on the outer surface of the fixing cylinder (30).

7. A fixture for a manipulator as claimed in claim 2, characterized in that: Four fixing bolts (301) are provided, and the four fixing bolts (301) are distributed in a ring shape on the outer surface of the fixing cylinder (30).

8. A fixture for a manipulator as claimed in claim 2, characterized in that: A connection port (35) is fixedly provided at the upper end of the connection plate (33), and a plurality of connection grooves (34) for use in conjunction with the connection port (35) are provided at the upper end of the connection plate (33).

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