Clamping head for industrial robot

Abstract

The utility model belongs to the technical field of industrial robots, and discloses a clamping head for an industrial robot, which comprises a driving assembly used for opening and closing movement to form clamping force, and further comprises a rack assembly used for plugging and quick dismounting, the driving assembly is mounted on the rack assembly, and the rack assembly is mounted on the rack assembly. The driving assembly is provided with a head assembly used for rotating, switching and clamping materials of different shapes. The rack assembly comprises a supporting frame, a connecting column is arranged behind the supporting frame, a guide cone is arranged at the end of the connecting column, a platform is arranged on the connecting column, and a limiting groove is formed in the platform; the head assembly comprises two clamping blocks which are symmetrically arranged. According to the clamping head for the industrial robot, the dismounting and replacing speed is increased through the arrangement of quick dismounting and mounting through plugging and unplugging; through the arrangement of pluggable connection, the convenience of disassembly and replacement is improved; and through the arrangement of rotary multi-face switching, materials in different shapes can be clamped conveniently, and the applicability is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of industrial robots, in particular to a clamping head for an industrial robot. Background Art

[0002] Compared with traditional industrial equipment, industrial robots have many advantages. For example, they are easy to use, have a high level of intelligence, high production efficiency and safety, are easy to manage, and have significant economic benefits. These characteristics allow them to operate in high-risk environments and are widely used in various industrial fields such as electronics, logistics, and chemicals.

[0003] A Chinese patent with publication number CN110405745A discloses a clamping head structure for an industrial robot, comprising a mounting fixing flange, one end of the mounting fixing flange being threadedly connected to the surface of a body of the industrial robot by a screw, a first power tube being fixedly connected to the surface of the mounting fixing flange, a power device being arranged inside the first power tube, the power device comprising a mounting plate, a surface of the mounting plate being fixedly connected to the inner wall of the first power tube, a second power tube being fixedly connected to the surface of one end of the first power tube, a grasping device being arranged inside the second power tube, the grasping device comprising a motor base plate, a surface of the motor base plate being fixedly connected to the inner wall of the second power tube, one end of the second power tube being fixedly connected to a hinge frame, and the inner wall of the hinge frame being fixedly connected to a hinge shaft.

[0004] However, the above patent adopts flange bolt connection, and the speed of disassembly, assembly and replacement is slow and requires tool assistance, which is very inconvenient. Therefore, a new device needs to be designed. Utility Model Content

[0005] The purpose of the utility model is to provide a gripping head for an industrial robot to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A clamping head for an industrial robot comprises a driving assembly for opening and closing to form a clamping force, and a frame assembly for plugging and unplugging for quick disassembly, wherein the driving assembly is mounted on the frame assembly, and a head assembly for rotating and switching to clamp materials of different shapes is mounted on the driving assembly; the frame assembly comprises a support frame, a connecting column is arranged at the rear of the support frame, a guide cone is arranged at the end of the connecting column, a platform is arranged on the connecting column, and a limiting groove is arranged on the platform; the head assembly comprises two symmetrically arranged clamping blocks, a rotating shaft is arranged at the end of the clamping block, a V-shaped groove is arranged on one side of the clamping block, and an anti-slip pad is arranged on the side of the clamping block away from the V-shaped groove.

[0008] Furthermore: the driving assembly includes a forward and reverse threaded screw, a servo motor is arranged at one end of the forward and reverse threaded screw, two screw sleeves are symmetrically installed on the forward and reverse threaded screw, a slide is arranged on the screw sleeve, and a locking nail is installed on the slide.

[0009] Furthermore: the slide and the screw sleeve are integrally formed, and the servo motor and the support frame are bolted.

[0010] Furthermore: the connecting column is cylindrical and is welded together with the supporting frame.

[0011] Furthermore: the depth of the limiting groove is 5 mm.

[0012] Furthermore: the anti-slip pad is made of natural rubber material and is adhered to the clamping block.

[0013] Compared with the prior art, the beneficial effects are:

[0014] 1. The quick disassembly and assembly setting through plug-in and unplugging improves the speed of disassembly and assembly;

[0015] 2. The plug-in connection improves the convenience of disassembly and replacement;

[0016] 3. The rotating multi-faceted switching setting makes it easier to clamp materials of different shapes, thus improving applicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a structural schematic diagram of a gripping head for an industrial robot described in the utility model;

[0018] Figure 2 It is a left axonometric view of a frame assembly of a gripping head for an industrial robot described in the utility model;

[0019] Figure 3 It is a right axonometric view of a frame assembly of a gripping head for an industrial robot described in the utility model;

[0020] Figure 4 It is a schematic diagram of a driving assembly of a gripping head for an industrial robot according to the utility model;

[0021] Figure 5 It is a schematic diagram of a head assembly of a gripping head for an industrial robot described in the utility model.

[0022] In the accompanying drawings, 101, support frame; 102, connecting column; 103, platform; 104, guide cone; 105, limit groove; 201, positive and negative threaded screw; 202, servo motor; 203, screw sleeve; 204, slide; 205, locking pin; 301, clamping block; 302, rotating shaft; 303, V-shaped groove; 304, anti-slip pad. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1-Figure 5 A gripping head for an industrial robot includes a driving assembly for opening and closing to form a gripping force, and also includes a frame assembly for plugging and unplugging for quick disassembly and assembly. The driving assembly is mounted on the frame assembly, and a head assembly for rotating and switching to grip materials of different shapes is mounted on the driving assembly.

[0025] In this embodiment: the frame assembly includes a support frame 101, a connecting column 102 is arranged behind the support frame 101, the connecting column 102 is cylindrical and welded together with the support frame 101, a guide cone 104 is arranged at the end of the connecting column 102, a platform 103 is arranged on the connecting column 102, a limiting groove 105 is arranged on the platform 103, and the depth of the limiting groove 105 is 5 mm. The support frame 101 is inserted into the mechanical arm through the connecting column 102, the guide cone 104 guides the connecting column 102 to enter and exit, and the lock is inserted into the limiting groove 105 to prevent the connecting column 102 from detaching from the mechanical arm, and the mechanical arm drives the support frame 101 to rotate through the platform 103 on the connecting column 102;

[0026] In this embodiment: the driving assembly includes a positive and negative threaded screw 201, a servo motor 202 is provided at one end of the positive and negative threaded screw 201, the servo motor 202 is bolted to the support frame 101, two screw sleeves 203 are symmetrically installed on the positive and negative threaded screw 201, a slide 204 is provided on the screw sleeve 203, the slide 204 and the screw sleeve 203 are integrally formed, a locking nail 205 is installed on the slide 204, the servo motor 202 drives the positive and negative threaded screw 201 to rotate, and pushes the screw sleeve 203 through the slide 204 to drive the clamping blocks 301 to approach each other to clamp the material, or move away from each other to loosen the material;

[0027] In this embodiment: the head assembly includes two symmetrically arranged clamping blocks 301, the end of the clamping block 301 is provided with a rotating shaft 302, a V-shaped groove 303 is provided on one side of the clamping block 301, and an anti-skid pad 304 is provided on the side of the clamping block 301 away from the V-shaped groove 303. The anti-skid pad 304 is made of natural rubber material and is adhered to the clamping block 301. When clamping cylindrical materials, it is sufficient to pass through the V-shaped groove 303 on the side of the clamping block 301. When it is necessary to clamp materials with a flat surface, first loosen the locking pin 205, and rotate the clamping block 301 under the support of the slide 204 and the rotating shaft 302 to make the anti-skid pad 304 face each other, and tighten the locking pin 205 to press the rotating shaft 302 to fix it.

[0028] Working principle: the support frame 101 is inserted into the robotic arm through the connecting column 102, the guide cone 104 guides the connecting column 102 in and out, and the lock is inserted into the limit groove 105 to prevent the connecting column 102 from detaching from the robotic arm. The robotic arm drives the support frame 101 to rotate through the platform 103 on the connecting column 102. At the same time, the support frame 101 supports the servo motor 202 to drive the forward and reverse threaded screw 201 to rotate, pushing the screw sleeve 203 through the slide 204 to drive the clamping blocks 301 to approach each other to clamp the material, or move away from each other to loosen the material. When clamping cylindrical materials, it is sufficient to use the V-groove 303 on the side of the clamping block 301. When clamping materials with a flat surface, first loosen the locking pin 205, and rotate the clamping block 301 under the support of the slide 204 and the rotating shaft 302 to make the anti-slip pad 304 face each other, and tighten the locking pin 205 to press the rotating shaft 302 to fix it.

[0029] 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 variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A gripping head for an industrial robot, comprising a drive assembly for opening and closing to form a gripping force, characterized in that: It also includes a frame assembly for plugging and unplugging and quick disassembly, the drive assembly is mounted on the frame assembly, and the drive assembly is mounted with a head assembly for rotating and switching to clamp materials of different shapes; The frame assembly comprises a support frame (101), a connecting column (102) is arranged at the rear of the support frame (101), a guide cone (104) is arranged at the end of the connecting column (102), a platform (103) is arranged on the connecting column (102), and a limiting groove (105) is arranged on the platform (103); The head assembly comprises two symmetrically arranged clamping blocks (301), the ends of the clamping blocks (301) are provided with a rotating shaft (302), one side of the clamping blocks (301) is provided with a V-shaped groove (303), and the side of the clamping blocks (301) away from the V-shaped groove (303) is provided with an anti-slip pad (304).

2. The gripping head for an industrial robot according to claim 1, characterized in that: The driving assembly comprises a forward and reverse threaded screw rod (201), one end of which is provided with a servo motor (202), two screw sleeves (203) are symmetrically mounted on the forward and reverse threaded screw rod (201), a slide (204) is arranged on the screw sleeve (203), and a locking nail (205) is mounted on the slide (204).

3. The gripping head for an industrial robot according to claim 2, characterized in that: The slide frame (204) and the screw sleeve (203) are integrally formed, and the servo motor (202) and the support frame (101) are bolted together.

4. The gripping head for an industrial robot according to claim 1, characterized in that: The connecting column (102) is cylindrical and is welded to the supporting frame (101).

5. The gripping head for an industrial robot according to claim 1, characterized in that: The depth of the limiting groove (105) is 5 mm.

6. The gripping head for an industrial robot according to claim 1, characterized in that: The anti-slip pad (304) is made of natural rubber material and is adhered to the clamping block (301).

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