Mechanical arm welding device for preventing strong light

Abstract

The utility model discloses a mechanical arm welding device for preventing hard light, which comprises a mechanical arm main body, a shell is detachably connected outside the mechanical arm main body, a baffle is fixedly connected outside the shell, a worm is rotatably connected inside the shell, a worm gear is rotatably connected inside the shell and located on one side of the worm, and the worm gear is meshed with the worm. A first through hole is formed in the worm gear, and second through holes are formed in the two corresponding side edges of the shell. Belongs to the technical field of mechanical arm welding devices. According to the mechanical arm welding device for preventing hard light, the shell is arranged on the mechanical arm body in a sleeving mode, then the worm is screwed in the forward direction, the worm drives the worm gear to rotate, the worm gear pushes the clamping plate to be close to the mechanical arm body through the connecting rod, and therefore the mechanical arm body is clamped, and mounting and fixing between the shell and the mechanical arm body are achieved; and strong light generated during welding can be blocked through the baffles, and the situation that manual stations beside are affected is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical arm welding device technical field more specifically, relate to a kind of mechanical arm welding device for preventing strong light. BACKGROUND

[0002] Mechanical arm refers to high-precision, multiple-input multiple-output, highly nonlinear, strong coupling complex system. Because of its unique operation flexibility, it has been widely used in industrial assembly, safety explosion-proof and other fields. Mechanical arm also plays an important role in the field of welding. Through mechanical arm, welding workpieces can be effectively welded.

[0003] When the mechanical arm welding device is welding, strong light will be generated. Since there is also a manual work station beside the welding station, the strong light generated by the mechanical arm welding device during welding will have a greater impact on the manual work station. However, some existing mechanical arm welding devices do not have a light blocking structure. Therefore, we provide a mechanical arm welding device for preventing strong light. UTILITY MODEL CONTENT

[0004] The utility model aims to provide a mechanical arm welding device for preventing strong light to solve the problems raised in the background art:

[0005] When the mechanical arm welding device is welding, strong light will be generated. Since there is also a manual work station beside the welding station, the strong light generated by the mechanical arm welding device during welding will have a greater impact on the manual work station. However, some existing mechanical arm welding devices do not have a light blocking structure.

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

[0007] A mechanical arm welding device for preventing strong light, comprising a mechanical arm body, a housing is detachably connected to the outside of the mechanical arm body, a baffle is fixedly connected to the outside of the housing, a worm is rotatably connected to the inside of the housing, a worm wheel is rotatably connected to one side of the worm inside the housing, the worm wheel is meshingly connected with the worm, and the worm wheel and the worm have self-locking ability. Users only need to screw the worm, without the need for separate positioning and locking operation of the worm wheel. A first through hole is formed in the inside of the worm wheel, second through holes are formed in the corresponding two sides of the housing, a clamping plate is rotatably connected to the inside of the first through hole of the housing, a connecting rod is arranged between the clamping plate and the worm wheel, one end of the connecting rod is rotatably connected with the clamping plate, and the other end of the connecting rod is rotatably connected with the worm wheel. The worm wheel can drive the clamping plate to rotate through the connecting rod, which facilitates users to fix the housing on the mechanical arm body.

[0008] Preferably, the worm wheel is internally provided with a limiting groove, the limiting groove is internally connected with a limiting block in a sliding mode, the limiting block is fixedly connected with the shell, and the limiting block is fixedly connected with a limiting plate outside.

[0009] Preferably, the limiting groove and the limiting block are in arc-shaped structures, and the centers of the limiting groove and the limiting block are the same as the center of the worm wheel, so that the normal rotation of the worm wheel is not affected.

[0010] Preferably, the three clamping plates are symmetrically distributed, and the three clamping plates clamp the mechanical arm body from three different directions, so that the fastening between the shell and the mechanical arm body is ensured.

[0011] Preferably, the clamping plate is fixedly connected with a rubber gasket outside, and the rubber gasket can prevent the clamping plate from being loose and falling off from the mechanical arm body.

[0012] Preferably, the outer side wall of the limiting block is attached to the inner side wall of the limiting groove, the limiting block and the limiting groove are closely attached to each other, so that there is no large gap between the limiting block and the limiting groove, and the stability of the worm wheel during rotation is ensured.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] The shell is sleeved on the mechanical arm body, then the worm is screwed in a forward direction, the worm drives the worm wheel to rotate, the worm wheel pushes the clamping plate to be close to the mechanical arm body through the connecting rod, so that the mechanical arm body is clamped, the installation and fixation between the shell and the mechanical arm body are realized, the strong light generated during welding can be blocked by the baffle, and the artificial station beside is prevented from being affected. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is a whole structure schematic view of the utility model;

[0016] Fig. 2 It is a baffle structure schematic view of the utility model;

[0017] Fig. 3 It is a shell cross section schematic view of the utility model;

[0018] Fig. 4 It is a worm wheel structure schematic view of the utility model.

[0019] Explanation of reference numerals in the drawing: 1, mechanical arm body; 2, shell; 3, baffle; 4, worm; 5, worm wheel; 6, first through hole; 7, second through hole; 8, clamping plate; 9, connecting rod; 10, limiting groove; 11, limiting block; 12, limiting plate; 13, rubber gasket. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be apparently and completely described in connection with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skilled in the art without creative labor belong to the scope of protection of the utility model.

[0021] Please refer to Figs. 1 to 4 A mechanical arm welding device for preventing strong light, comprising a mechanical arm body 1, the outer part of the mechanical arm body 1 is detachably connected with a shell 2, the outer part of the shell 2 is fixedly connected with a baffle 3, the inner part of the shell 2 is rotatably connected with a worm 4, the inner part of the shell 2 and located at one side of the worm 4 is rotatably connected with a worm wheel 5, the worm wheel 5 is meshed with the worm 4, the worm wheel 5 and the worm 4 have self-locking ability, the user only needs to screw the worm 4, and does not need to separately position and lock the worm wheel 5, the inner part of the worm wheel 5 is provided with a first through hole 6, the corresponding two sides of the shell 2 are provided with a second through hole 7, the inner part of the shell 2 and located at the inner side of the first through hole 6 is rotatably connected with a clamping plate 8, a connecting rod 9 is arranged between the clamping plate 8 and the worm wheel 5, one end of the connecting rod 9 is rotatably connected with the clamping plate 8, the other end of the connecting rod 9 is rotatably connected with the worm wheel 5, when the worm wheel 5 rotates, the worm wheel 5 can drive the clamping plate 8 to rotate through the connecting rod 9, which is convenient for the user to fix the shell 2 on the mechanical arm body 1.

[0022] Further, the inner part of the worm wheel 5 is provided with a limiting groove 10, the inner part of the limiting groove 10 is slidably connected with a limiting block 11, the limiting block 11 is fixedly connected with the shell 2, the outer part of the limiting block 11 is fixedly connected with a limiting plate 12, the limiting plate 12 on the limiting block 11 is two, which is distributed above and below the worm wheel 5 respectively, which also limits the worm wheel 5, so that the worm wheel 5 will not slide on the limiting block 11.

[0023] Further, the limiting groove 10 and the limiting block 11 are both arc structures, the center of the limiting groove 10 and the limiting block 11 is the same as the center of the worm wheel 5, so that the limiting groove 10 and the limiting block 11 only limit the worm wheel 5, and will not affect the normal rotation of the worm wheel 5.

[0024] Further, the clamping plate 8 is three, the three clamping plates 8 are symmetrically distributed, the three clamping plates 8 clamp the mechanical arm body 1 from three different directions, which can ensure the fastening of the shell 2 and the baffle 3 on the mechanical arm body 1.

[0025] Further, the outer part of the clamping plate 8 is fixedly connected with a rubber pad 13, the rubber pad 13 can increase the friction between the clamping plate 8 and the mechanical arm body 1, and prevent the clamping plate 8 from being loose and falling off the mechanical arm body 1.

[0026] Further, the outer side wall of the limiting block 11 is attached to the inner side wall of the limiting groove 10, the limiting block 11 and the limiting groove 10 are tightly attached, so that there is no large gap between the limiting block 11 and the limiting groove 10, thereby ensuring the stability of the worm gear 5 during rotation, so that the worm gear 5 does not shake during rotation.

[0027] The use steps of the utility model are as follows: when the mechanical arm welding device for preventing strong light is used, the shell 2 is sleeved on the mechanical arm body 1, the mechanical arm body 1 passes through the first through hole 6 and the second through hole 7, at this time, the baffle 3 on the shell 2 is located on one side of the welding gun on the mechanical arm body 1, then the worm 4 is screwed in the forward direction, the worm 4 drives the worm gear 5 to rotate, the worm gear 5 drives the clamping plate 8 to move close to the mechanical arm body 1 through the connecting rod 9, so as to clamp the mechanical arm body 1, realize the installation and fixation between the shell 2 and the mechanical arm body 1, and the baffle 3 can block the strong light generated during welding, so as to avoid affecting the artificial station on the side.

[0028] The basic principle, main features and advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above embodiments, the above embodiments and the description in the specification are only preferred examples of the utility model, and are not used to limit the utility model, various changes and improvements of the utility model can be made without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The protection scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A mechanical arm welding device for preventing strong light, comprising a mechanical arm body (1), a shell (2) is detachably connected to the outside of the mechanical arm body (1), characterized in that: The outer part of the shell (2) is fixedly connected with a baffle (3), the inner part of the shell (2) is rotatably connected with a worm (4), the inner part of the shell (2) and on one side of the worm (4) is rotatably connected with a worm wheel (5), the worm wheel (5) is meshedly connected with the worm (4), the inner part of the worm wheel (5) is provided with a first through hole (6), the corresponding two sides of the shell (2) are provided with a second through hole (7), the inner part of the shell (2) and on the inner side of the first through hole (6) is rotatably connected with a clamping plate (8), the clamping plate (8) and the worm wheel (5) are provided with a connecting rod (9), one end of the connecting rod (9) is rotatably connected with the clamping plate (8), the other end of the connecting rod (9) is rotatably connected with the worm wheel (5).

2. The mechanical arm welding device for preventing strong light according to claim 1, characterized in that: The inner part of the worm wheel (5) is provided with a limiting groove (10), the inner part of the limiting groove (10) is slidably connected with a limiting block (11), the limiting block (11) is fixedly connected with the shell (2), the outer part of the limiting block (11) is fixedly connected with a limiting plate (12).

3. The mechanical arm welding device for preventing strong light according to claim 2, characterized in that: The limiting groove (10) and the limiting block (11) are both arc-shaped structures.

4. The mechanical arm welding device for preventing strong light according to claim 1, characterized in that: The clamping plate (8) is shared by three, the three clamping plates (8) are symmetrically distributed.

5. The mechanical arm welding device for preventing strong light according to claim 1, characterized in that: The outer part of the clamping plate (8) is fixedly connected with a rubber gasket (13).

6. The mechanical arm welding device for preventing strong light according to claim 2, characterized in that: The outer side wall of the limiting block (11) is attached to the inner side wall of the limiting groove (10).

Images