Welding device for armrest frame production

Abstract

The utility model discloses a welding device for armrest frame production, which relates to the technical field of armrest frame production, and comprises a base and a welding gun, a limiting mechanism is arranged on the base, a lifting device is arranged on the base, an adjusting device is arranged on the lifting device, and the welding gun is arranged on the adjusting device and used for adjusting the position of the welding gun. The adjusting device comprises a screw rotationally arranged on the lifting device, the screw penetrates through the sliding block in a threaded mode and is used for pushing the sliding block to move, a fixing plate is connected to the bottom of the sliding block, a toothed plate is arranged on the side wall of the fixing plate and meshed with a gear, and the gear is rotationally connected to a clamping block used for installing a welding gun. The lifting device is used for pushing the adjusting device to ascend and descend and comprises a hydraulic rod arranged on the base, so that the position of the welding gun can be rotationally adjusted, then welding work is facilitated, the height of the welding gun can be adjusted, and the situation that the armrest frame needs to be moved is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of handrail production, in particular to a welding device used for handrail production. Background Art

[0002] Farming machines are widely used in dry land, paddy fields, orchards, etc. in plains, mountains, and hills. Equipped with corresponding machines, they can be used for pumping, power generation, spraying, and other operations. They can also be towed by trailers for short-distance transportation. Farming machines can be used freely in the fields, which is convenient for users to use and store. It saves the trouble of large agricultural machinery being unable to enter mountain fields. It is the best choice for farmers and consumers to replace cattle plowing. The handrail of the farming machine is mainly used to facilitate people to change the direction of the farming machine.

[0003] In the prior art, a utility model patent with publication number CN217750117U provides a welding device for handrail frame production, including a base, a processing table arranged on the side of a support table, and a protective cover arranged on the upper side of the base, a welding gun is arranged on the lower side of the cross frame, and a clamping assembly is arranged on the side of the processing table; the clamping assembly includes a positioning plate, the positioning plate is arranged on one side of the upper surface of the processing table, an adjusting plate is arranged on the other side of the upper surface of the processing table, a chuck structure is arranged on one side surface of the adjusting plate and the positioning plate, a nut is arranged on one side surface of the adjusting plate, one end of the nut is connected to a transverse screw rod, the transverse screw rod is rotatably arranged in a groove, one end of the transverse screw rod is connected to a first motor located on one side surface of the processing table, and a flip assembly is arranged on one side surface of the adjusting plate.

[0004] The welding device for handrail production performs welding by adjusting the position of the handrail. Since the handrail is large in size and weight and is clamped and fixed, it is difficult and dangerous to rotate and adjust it. Therefore, we propose a welding device for handrail production to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a welding device for handrail production to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a welding device for handrail production, comprising a base and a welding gun, a limiting mechanism being provided on the base, a lifting device being provided on the base, an adjusting device being provided on the lifting device, a welding gun being provided on the adjusting device and being used to adjust the position of the welding gun, the adjusting device comprising a screw rod rotatably provided on the lifting device, the screw rod thread passing through a sliding block for pushing the sliding block to move, a fixed plate being connected to the bottom of the sliding block, a tooth plate being provided on the side wall of the fixed plate, the tooth plate being meshed with a gear, and the gear being rotatably connected to a block for mounting a welding gun.

[0007] Preferably, the lifting device is used to push the adjusting device to move up and down.

[0008] Preferably, the lifting device comprises a hydraulic rod arranged on a base, and a sliding seat is fixedly connected to the top of the hydraulic rod and is used to push the sliding seat to rise and fall.

[0009] Preferably, the screw is rotatably mounted on a sliding seat, and a driving motor of the screw is mounted on the sliding seat.

[0010] Preferably, the sliding block is slidably connected to the bottom of the sliding seat, the fixing plate is an arc-shaped plate, and the radius of the fixing plate is greater than the length of the welding gun.

[0011] Preferably, the tooth plate is an arc-shaped tooth plate, the gear is meshed with the tooth plate to push the card block to move, the gear drive motor is arranged on the card block, the card block is a concave structure, and the card block is slidably connected to the fixed plate.

[0012] Preferably, the hydraulic rod is provided with two groups of bases symmetrically distributed on both sides of the limiting mechanism, the lifting height of the hydraulic rod is greater than the height of the limiting mechanism, and the sliding seat is a concave rectangular structure.

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

[0014] 1. Fix the handrail frame on the limit mechanism, then start the welding gun for welding, drive the screw, the screw thread is connected to the sliding block to push the sliding block to move, the sliding block moves so that the fixed plate and the card block follow the movement, and then the welding gun moves to adjust the position for welding, the driving gear rotates, the gear rotates and engages with the tooth plate, the gear rotates and moves along the tooth plate, and then pushes the card block to follow the movement, and the welding gun swings to adjust the position for welding, so that the position of the welding gun can be rotated to adjust, which is convenient for welding work.

[0015] 2. Drive the hydraulic rod, which pushes the sliding seat up and down, so that the adjustment device and the welding gun move with it, and adjust the height of the welding gun, so that the height of the welding gun can be adjusted, avoiding the need to move the handrail. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a structural schematic diagram of the regulating device in the utility model;

[0018] Figure 3 It is a structural schematic diagram of the lifting device in the utility model.

[0019] In the figure: 1. base; 2. limit mechanism; 3. welding gun; 4. lifting device; 41. hydraulic rod; 42. sliding seat; 5. adjusting device; 51. screw rod; 52. sliding block; 53. fixing plate; 54. tooth plate; 55. gear; 56. clamping block. DETAILED DESCRIPTION

[0020] 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.

[0021] See also Figure 1-3 A welding device for handrail production includes a base 1 and a welding gun 3. The base 1 is provided with a limiting mechanism 2. The base 1 is provided with a lifting device 4. The lifting device 4 is provided with an adjusting device 5. The adjusting device 5 is provided with a welding gun 3 and is used to adjust the position of the welding gun 3. The adjusting device 5 includes a screw 51 rotatably arranged on the lifting device 4. The screw 51 threadably penetrates a sliding block 52 and is used to push the sliding block 52 to move. The bottom of the sliding block 52 is connected to a fixed plate 53. The side wall of the fixed plate 53 is provided with a toothed plate 54. The toothed plate 54 is meshed with a gear 55. The gear 55 is rotatably connected to the fixing plate 53 for installing the welding gun 3. On the block 56, the screw 51 is rotatably arranged on the sliding seat 42, the driving motor of the screw 51 is arranged on the sliding seat 42, the sliding block 52 is slidably clamped on the bottom of the sliding seat 42, the fixed plate 53 is an arc-shaped plate, the radius of the fixed plate 53 is greater than the length of the welding gun 3, the tooth plate 54 is an arc-shaped tooth plate, the gear 55 is engaged with the tooth plate 54 to push the block 56 to move, the gear 55 driving motor is arranged on the block 56, the block 56 is a concave structure, the block 56 is slidably clamped on the fixed plate 53, and a brake assembly for stopping the gear 55 is provided on the block 56. The brake assembly can select a limiter, a disc brake, a drum brake, etc.

[0022] The armrest is fixed on the limiting mechanism 2, and then the welding gun 3 is started for welding, the screw 51 is driven, and the screw 51 is threadedly connected to the sliding block 52, which pushes the sliding block 52 to move. The movement of the sliding block 52 causes the fixed plate 53 and the clamping block 56 to move with it, thereby moving the welding gun 3 to adjust the position for welding, and the driving gear 55 rotates, and the gear 55 rotates to engage with the tooth plate 54. The gear 55 rotates and moves along the tooth plate 54, thereby pushing the clamping block 56 to move with it, and the welding gun 3 swings to adjust the position for welding, so that the position of the welding gun 3 can be rotated and adjusted, thereby facilitating the welding work.

[0023] The lifting device 4 is used to push the adjusting device 5 to move up and down. The lifting device 4 includes a hydraulic rod 41 arranged on the base 1. The top of the hydraulic rod 41 is fixedly connected to a sliding seat 42 and is used to push the sliding seat 42 to move up and down. The hydraulic rod 41 is provided with two groups of bases 1 symmetrically distributed on both sides of the limiting mechanism 2. The lifting height of the hydraulic rod 41 is greater than the height of the limiting mechanism 2, and the sliding seat 42 is a concave rectangular structure.

[0024] The hydraulic rod 41 is driven to push the sliding seat 42 up and down, thereby causing the adjusting device 5 and the welding gun 3 to move accordingly, and adjusting the height of the welding gun 3, so that the height of the welding gun 3 can be adjusted, avoiding the need to move the handrail.

[0025] Working principle: The utility model fixes the handrail frame on the limiting mechanism 2, and then starts the welding gun 3 for welding, drives the screw rod 51, and the screw rod 51 is threadedly connected to the sliding block 52, which pushes the sliding block 52 to move. The movement of the sliding block 52 causes the fixed plate 53 and the clamping block 56 to move with it, thereby moving the welding gun 3 to an adjusted position for welding, drives the gear 55 to rotate, and the gear 55 rotates to engage with the toothed plate 54. The gear 55 rotates and moves along the toothed plate 54, thereby pushing the clamping block 56 to move with it, and the welding gun 3 swings to adjust the position for welding, so that the position of the welding gun 3 can be rotated to adjust, thereby facilitating the welding work, drives the hydraulic rod 41, and the hydraulic rod 41 pushes the sliding seat 42 to rise and fall, thereby causing the adjusting device 5 and the welding gun 3 to move with it, and adjust the height of the welding gun 3, so that the height of the welding gun 3 can be adjusted, thereby avoiding the need to move the handrail frame.

[0026] The limiting mechanism 2 and the welding gun 3 are both prior art and will not be described in detail here.

[0027] Although the 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 welding device for handrail production, comprising a base (1) and a welding gun (3), wherein a limiting mechanism (2) is provided on the base (1), and the characteristics are: The base (1) is provided with a lifting device (4), the lifting device (4) is provided with an adjusting device (5), the adjusting device (5) is provided with a welding gun (3) and is used to adjust the position of the welding gun (3), the adjusting device (5) comprises a screw rod (51) rotatably provided on the lifting device (4), the screw rod (51) threadedly penetrates a sliding block (52) and is used to push the sliding block (52) to move, the bottom of the sliding block (52) is connected to a fixed plate (53), a side wall of the fixed plate (53) is provided with a tooth plate (54), the tooth plate (54) is meshed with a gear (55), and the gear (55) is rotatably connected to a clamping block (56) used to install the welding gun (3).

2. The welding device for handrail production according to claim 1 is characterized in that: The lifting device (4) is used to push the adjusting device (5) to move up and down.

3. The welding device for handrail production according to claim 2 is characterized in that: The lifting device (4) comprises a hydraulic rod (41) disposed on the base (1); a sliding seat (42) is fixedly connected to the top of the hydraulic rod (41) and is used to push the sliding seat (42) to move up and down.

4. The welding device for handrail production according to claim 1 is characterized in that: The screw rod (51) is rotatably mounted on the sliding seat (42), and a driving motor for the screw rod (51) is mounted on the sliding seat (42).

5. The welding device for handrail production according to claim 1 is characterized in that: The sliding block (52) is slidably engaged with the bottom of the sliding seat (42); the fixing plate (53) is an arc-shaped plate; and the radius of the fixing plate (53) is greater than the length of the welding gun (3).

6. The welding device for handrail production according to claim 1 is characterized in that: The tooth plate (54) is an arc-shaped tooth plate, the gear (55) meshes with the tooth plate (54) to push the clamping block (56) to move, the gear (55) driving motor is arranged on the clamping block (56), the clamping block (56) is a concave-shaped structure, and the clamping block (56) is slidably clamped on the fixed plate (53).

7. The welding device for handrail production according to claim 3 is characterized in that: The hydraulic rod (41) is provided with two groups of bases (1) symmetrically distributed on both sides of the limiting mechanism (2); the lifting height of the hydraulic rod (41) is greater than the height of the limiting mechanism (2); and the sliding seat (42) is a concave rectangular structure.

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