CN217452548U

CN217452548U - Spot welding machine convenient to height-adjusting

Info

Publication number: CN217452548U
Application number: CN202221219860.0U
Authority: CN
Inventors: 王胜文; 代忠喜; 邓明强
Original assignee: Dongguan Weltron Welding Equipment Co ltd
Current assignee: Dongguan Weltron Welding Equipment Co ltd
Priority date: 2022-05-20
Filing date: 2022-05-20
Publication date: 2022-09-20
Anticipated expiration: 2032-05-20

Abstract

The utility model discloses a spot welder convenient to height-adjusting relates to spot welding technical field, for solving spot welder when using, often the article by the spot welding distinguish on the size to some extent, and the big height of positive and negative welding electrode of general spot welder is not adjustable, consequently when using, needs the staff to adjust the position by spot welding article with the help of appurtenance to adapt to the demand of spot welding, the complex operation process is hard, influences the problem of spot welding efficiency. The base case runs through on one side and is provided with the regulation carousel, and adjusts the carousel about both ends pass through the bearing rotation with the base case and be connected, regulation carousel upper end one side is fixed with the deflector, the deflector top is fixed with the roof, be provided with the screw rod between roof and the regulation carousel, the screw rod outer wall has cup jointed the screw rod cover, and the screw rod cover passes through the thread engagement with the screw rod and is connected, the screw rod cover outer wall has cup jointed the regulation case through the bearing rotation.

Description

Spot welding machine convenient to height-adjusting

Technical Field

The utility model relates to a spot welding technical field specifically is a spot welder convenient to height-adjusting.

Background

The electric welding machine utilizes high-temperature electric arc generated by the instant short circuit of the positive pole and the negative pole to melt the welding flux and the welded material on the welding rod, so as to achieve the purpose of combining the contacted object;

according to Chinese patent No. CN 205520049U, a spot welding machine is provided, which belongs to the technical field of welding equipment. The utility model discloses a spot welder body, control box, brace table, electrode, spray tube and protection casing, spot welder body are provided with the brace table, and the brace table has two and sets up respectively on the upper portion and the middle part of spot welder body one side, and the electrode has two and sets up relatively on the brace table, and the control box sets up on the spot welder body, and the spout setting of spray tube is near the electrode, and the protection casing sets up between the brace table and with including electrode and spray tube surround, the protection casing both sides are provided with the opening. The spot welding machine of the utility model can spray inert gas in the welding process, avoid the products from being oxidized in the spot welding process, adjust the working current, meet the welding requirements of different products, improve the welding quality of the products, and also add a protective cover and a suction device, thereby providing guarantee for the safety of workers and being beneficial to the smooth operation of safety production;

the spot welder that above-mentioned patent provided has fine safeguard effect, however, the spot welder is when using, and the article by the spot welding often distinguishes on the size, and the positive negative welding electrode high altitude of general spot welder is not adjustable, consequently when using, needs the staff to adjust the position by spot welding article with the help of appurtenance to adapt to the demand of spot welding, the complex and difficult operation process influences spot welding efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a spot welder convenient to height-adjusting to the spot welder who proposes in solving above-mentioned background art is when using, and the article by the spot welding often distinguishes on the size, and the big height of positive and negative welding electrode of general spot welder is not adjustable, consequently when using, needs the staff to adjust by the position of spot welding article with the help of appurtenance, with the demand that adapts to spot welding, and the operation process is loaded down with trivial details hard, influences the problem of spot welding efficiency.

In order to achieve the above object, the utility model provides a following technical scheme: a spot welding machine convenient for height adjustment comprises a base box, wherein an adjusting rotary disc is arranged on one side of the base box in a penetrating mode, the upper end and the lower end of the adjusting rotary disc are connected with the base box in a rotating mode through bearings, a guide plate is fixed on one side of the upper end of the adjusting rotary disc, a top plate is fixed on the top of the guide plate, a screw rod is arranged between the top plate and the adjusting rotary disc, a screw rod sleeve is sleeved on the outer wall of the screw rod and is connected with the screw rod in a threaded engagement mode, an adjusting box is sleeved on the outer wall of the screw rod sleeve in a rotating mode through bearings, the lower end of the screw rod is connected with a first bevel gear through a key groove, a second bevel gear is connected on one side of the first bevel gear in an engagement mode, an upper mounting plate is fixed on the upper end of one side of the adjusting box, an upper welding electrode is mounted on the lower end of the upper mounting plate, a lower mounting plate is fixed on the lower end of one side of the adjusting box, a lower welding electrode is mounted on the lower mounting plate, the upper welding electrode is positioned right above the lower welding electrode.

Preferably, the top of the upper mounting plate is fixed with a mounting seat, the inner wall of the mounting seat is fixedly provided with a telescopic cylinder, the output end of the telescopic cylinder penetrates through the upper mounting plate, and the output end of the telescopic cylinder is connected with the upper mounting plate in a sliding manner.

Preferably, the output end of the telescopic cylinder is fixedly connected with the upper welding electrode, and the upper welding electrode is elastically connected with the upper mounting plate through a connecting spring.

Preferably, No. two bevel gear is connected with the dwang through the keyway, the dwang passes through the bearing rotation with the deflector and is connected, the dwang runs through the one end of deflector and is fixed with the carousel.

Preferably, the screw rod is connected with the top plate and the adjusting turntable through a bearing in a rotating mode, the guide plate is vertically provided with a guide groove, and the adjusting box is connected with the guide groove through a sliding block in a sliding mode.

Preferably, the middle part of the adjusting turntable is connected with a limiting worm wheel through a key groove, one side of the limiting worm wheel is provided with a limiting worm, the limiting worm wheel is meshed with the limiting worm, one end of the limiting worm penetrates through and extends to one side of the outer part of the base box, and the limiting worm is rotatably connected with the base box through a bearing.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an in, through setting up screw rod, screw rod cover, regulating box, bevel gear and No. two bevel gear, staff's accessible rotates No. two bevel gear and drives a bevel gear and rotate, drives the screw rod from this and rotates, and the screw rod cover of connecting through thread engagement on the screw rod can drive the regulating box or go up or move down at this in-process, adjusts welding electrode and welding electrode's position down from this, makes the two highly more suitable, makes things convenient for the staff to weld the machined part.

2. The utility model discloses an in, through setting up spacing worm and spacing worm wheel, the staff accessible rotates spacing worm, utilizes the intermeshing of spacing worm and spacing worm wheel, drives and adjusts the carousel at 0 ~ 270 angular range internal rotation to adjust welding electrode and lower welding electrode angle on the horizontal direction, further adapt to the appearance of machined part.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a perspective view of the present invention;

fig. 3 is an enlarged view of the structure a of the present invention.

In the figure: 1. a base case; 2. adjusting the turntable; 3. a guide plate; 4. a top plate; 5. a screw; 6. a first bearing; 7. a screw sleeve; 8. an adjusting box; 9. a first bevel gear; 10. a second bevel gear; 11. rotating the rod; 12. a guide groove; 13. a lower mounting plate; 14. a lower welding electrode; 15. an upper mounting plate; 16. a mounting seat; 17. a telescopic cylinder; 18. an upper welding electrode; 19. a connecting spring; 20. a limiting worm gear; 21. and a worm is limited.

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, the present invention provides an embodiment: a spot welding machine convenient for height adjustment comprises a base box 1, wherein an adjusting rotary disc 2 is arranged on one side of the base box 1 in a penetrating mode, the upper end and the lower end of the adjusting rotary disc 2 are rotatably connected with the base box 1 through bearings, a guide plate 3 is fixed on one side of the upper end of the adjusting rotary disc 2, a top plate 4 is fixed on the top of the guide plate 3, a screw 5 is arranged between the top plate 4 and the adjusting rotary disc 2, a screw sleeve 7 is sleeved on the outer wall of the screw 5, the screw sleeve 7 is connected with the screw 5 through threaded meshing, an adjusting box 8 is sleeved on the outer wall of the screw sleeve 7 through the rotation of the bearings, the lower end of the screw 5 is connected with a first bevel gear 9 through a key groove, a second bevel gear 10 is meshed and connected with one side of the first bevel gear 9, an upper mounting plate 15 is fixed on the upper end of one side of the adjusting box 8, an upper welding electrode 18 is mounted on the lower end of the upper mounting plate 15, a lower mounting plate 13 is fixed on the lower end of one side of the adjusting box 8, a lower welding electrode 14 is mounted on the lower mounting plate 13, go up welding electrode 18 and be located welding electrode 14 directly over, through setting up screw rod 5, screw rod cover 7, regulating box 8, bevel gear 9 and No. two bevel gear 10, the staff accessible rotates No. two bevel gear 10 and drives bevel gear 9 and rotate, drive screw rod 5 from this and rotate, screw rod cover 7 through threaded engagement connection on the screw rod 5 can drive regulating box 8 or upper and lower removal in this process, adjust welding electrode 18 and welding electrode 14's position down from this, make the two highly suitable, make things convenient for the staff to weld the machined part.

Further, a mounting base 16 is fixed to the top of the upper mounting plate 15, a telescopic cylinder 17 is fixedly mounted on the inner wall of the mounting base 16, the output end of the telescopic cylinder 17 penetrates through the upper mounting plate 15, the output end of the telescopic cylinder 17 is slidably connected with the upper mounting plate 15, the telescopic cylinder 17 is used for driving the upper welding electrode 18 to descend or ascend, so that the upper welding electrode 18 is in contact with a workpiece and the lower welding electrode 14, and the workpiece can be subjected to spot welding after the upper welding electrode 18 and the lower welding electrode 14 are opened.

Further, the output end of the telescopic cylinder 17 is fixedly connected with the upper welding electrode 18, the upper welding electrode 18 is elastically connected with the upper mounting plate 15 through a connecting spring 19, and the connecting spring 19 can be used for improving the stability of the upper welding electrode 18 during up-and-down movement.

Further, No. two bevel gear 10 is connected with dwang 11 through the keyway, and dwang 11 passes through the bearing rotation with deflector 3 and is connected, and dwang 11 runs through the one end of deflector 3 and is fixed with the carousel, and the dwang 11 and the carousel that set up are used for connecting No. two bevel gear 10 on the one hand, and on the other hand can make things convenient for the staff to rotate No. two bevel gear 10.

Further, the screw rod 5 is rotatably connected with the top plate 4 and the adjusting turntable 2 through a bearing 6, the guide groove 12 is vertically formed in the guide plate 3, the adjusting box 8 is slidably connected with the guide groove 12 through a sliding block, and the guide groove 12 is arranged and used for limiting the adjusting box 8 and ensuring normal use of the screw rod sleeve 7 and the screw rod 5.

Further, the middle part of the adjusting turntable 2 is connected with a limiting worm wheel 20 through a key slot, one side of the limiting worm wheel 20 is provided with a limiting worm 21, the limiting worm wheel 20 is meshed with the limiting worm 21, one end of the limiting worm 21 penetrates through and extends to one side of the outer part of the base box 1, the limiting worm 21 is rotatably connected with the base box 1 through a bearing, through the arrangement of the limiting worm 21 and the limiting worm wheel 20, the limiting worm 21 can be rotated by workers through rotating, the limiting worm 21 is meshed with the limiting worm wheel 20, the adjusting turntable 2 is driven to rotate within an angle range of 0-270 degrees, and therefore the angles of the upper welding electrode 18 and the lower welding electrode 14 in the horizontal direction are adjusted, and the appearance of a workpiece is further adapted.

The working principle is as follows: when the device is used, a worker can move a workpiece to one side of the device, then the rotating disc is rotated to drive the rotating rod 11 and the second bevel gear 10 to rotate, the second bevel gear 10 drives the screw rod 5 to rotate through the meshing relation with the first bevel gear 9, the screw sleeve 7 on the screw rod 5 drives the adjusting box 8 to move up or down through the meshing relation with the screw rod 5 until the positions of the upper welding electrode 18 and the lower welding electrode 14 are matched with the to-be-welded point of the workpiece, then the worker can place the to-be-welded point of the workpiece between the upper welding electrode 18 and the lower welding electrode 14, then the telescopic cylinder 17, the upper welding electrode 18 and the lower welding electrode 14 are opened, the output end of the telescopic cylinder 17 drives the upper welding electrode 18 to descend to drive the connecting spring 19 to extend, after the upper welding electrode 18 is in contact with the to-be-welded point of the workpiece, welding current flows through the lower welding electrode 14 from the upper welding electrode 18 to form instant thermal welding at two contact points, the spot welding can be completed under the condition that the internal structure of the workpiece to be welded is not damaged, after the workpiece is welded, the welding electrode 18 can be driven by the telescopic cylinder 17 to reset by a worker, and the workpiece to be welded or a new welding point can be replaced for spot welding.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A spot welder convenient to height-adjusting, includes base case (1), its characterized in that: an adjusting turntable (2) penetrates through one side of the base box (1), the upper end and the lower end of the adjusting turntable (2) are rotatably connected with the base box (1) through bearings, a guide plate (3) is fixed on one side of the upper end of the adjusting turntable (2), a top plate (4) is fixed on the top of the guide plate (3), a screw rod (5) is arranged between the top plate (4) and the adjusting turntable (2), a screw rod sleeve (7) is sleeved on the outer wall of the screw rod (5), the screw rod sleeve (7) is connected with the screw rod (5) through threaded engagement, an adjusting box (8) is sleeved on the outer wall of the screw rod sleeve (7) through rotation of the bearings, the lower end of the screw rod (5) is connected with a first bevel gear (9) through a key groove, a second bevel gear (10) is meshed and connected on one side of the first bevel gear (9), an upper mounting plate (15) is fixed on the upper end of one side of the adjusting box (8), go up mounting panel (15) lower extreme and install welding electrode (18), regulating box (8) one side lower extreme is fixed with down mounting panel (13), welding electrode (14) are installed down to mounting panel (13) upper end down, it is located welding electrode (14) under to go up welding electrode (18) directly over.

2. A spot welder facilitating height adjustment according to claim 1, characterized by: go up mounting panel (15) top and be fixed with mount pad (16), mount pad (16) inner wall fixed mounting has telescopic cylinder (17), mounting panel (15) are run through to telescopic cylinder (17) output, and telescopic cylinder (17) output and last mounting panel (15) sliding connection.

3. A spot welder facilitating height adjustment according to claim 2, characterized by: the output end of the telescopic cylinder (17) is fixedly connected with the upper welding electrode (18), and the upper welding electrode (18) is elastically connected with the upper mounting plate (15) through a connecting spring (19).

4. A spot welder facilitating height adjustment according to claim 1, characterized by: no. two bevel gear (10) are connected with dwang (11) through the keyway, dwang (11) are connected through the bearing rotation with deflector (3), the one end that dwang (11) run through deflector (3) is fixed with the carousel.

5. A spot welder facilitating height adjustment according to claim 1, characterized by: screw rod (5) all rotate through a bearing (6) with roof (4) and regulation carousel (2) and be connected, guide way (12) have vertically been seted up in deflector (3), regulating box (8) pass through slider sliding connection with guide way (12).

6. A spot welder facilitating height adjustment according to claim 1, characterized by: adjusting carousel (2) middle part and being connected with spacing worm wheel (20) through the keyway, spacing worm wheel (20) one side is provided with spacing worm (21), spacing worm wheel (20) and spacing worm (21) mesh each other, spacing worm (21) one end runs through and extends to base case (1) outside one side, spacing worm (21) are connected through the bearing rotation with base case (1).