CN211840561U

CN211840561U - Resistance welding machine

Info

Publication number: CN211840561U
Application number: CN201922353275.4U
Authority: CN
Inventors: 林永峰; 林航; 林玉超
Original assignee: Luoyang Erik Mechanical Equipment Technology Co ltd
Current assignee: Luoyang Erik Mechanical Equipment Technology Co ltd
Priority date: 2019-12-24
Filing date: 2019-12-24
Publication date: 2020-11-03
Anticipated expiration: 2029-12-24

Abstract

The utility model discloses a resistance welding machine, including the box that is used for supporting overall structure, set up be used for on the box to remove welding mechanism's moving mechanism, still including setting up be used for on the box to carry out pivoted rotary mechanism to the welding product, and set up clamping mechanism that is used for on the rotary mechanism to fix the welding product. The utility model discloses a rotary mechanism's setting makes welding operation go on in succession, improves production efficiency, and carries out fixed position around welding product welding through clamping mechanism, prevents product welded deformation, has improved welding quality.

Description

Resistance welding machine

Technical Field

The utility model relates to the field of welding technique, especially, relate to a resistance welding machine.

Background

The resistance welding machine is welding equipment which performs welding by using a resistance heating principle, and has the advantages that the resistance welding has short heating time, concentrated heat and small deformation and stress after welding, and correction and heat treatment processes are not required to be arranged after welding; meanwhile, welding wires are not needed in welding, and the welding cost is low; and the method has the characteristics of simple operation, easy realization of mechanization and automation, high production efficiency and the like, so that the resistance welding is widely applied to the manufacturing fields of aerospace, electronics, automobiles, household appliances and the like.

At present when welding the product, need artifical handheld product, place welding operation in the middle of the electrode tip with the welding, it is higher to the manual work requirement, production efficiency is low, and weld the back because the welding department is not completely cooled off easily to be deformed by external force, causes welding quality problem easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a resistance welding machine just in order to solve above-mentioned problem, the utility model discloses a rotary mechanism's setting makes welding operation go on in succession, improves production efficiency, and carries out fixed position around welding product welding through clamping mechanism, prevents product welded deformation, has improved welding quality.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

the utility model provides a resistance welding machine, is in including the box that is used for supporting overall structure, sets up be used for on the box moving mechanism who removes welding mechanism, still including setting up be used for on the box carrying out pivoted rotary mechanism to the welding product, and set up be used for on the rotary mechanism carrying out the clamping mechanism who fixes to the welding product.

Further setting: the rotating mechanism comprises a rotary table, a supporting shaft is arranged at the center of the lower end of the rotary table and penetrates through the box body and is connected with the box body in a rotating mode, a large gear is arranged at the lower end of the supporting shaft, a small gear is meshed with one side of the large gear and is arranged on the output end of the angle motor, and the angle motor is installed on the box body.

So set up, make angle motor drive the pinion with the gear wheel meshing rotates, makes on the back shaft the carousel rotates.

Further setting: clamping mechanism includes the fixed block, be provided with first tight piece of clamp, the tight piece of second clamp on the fixed block, first tight piece of clamp the tight piece symmetry setting of second clamp, the fixed block inboard is provided with double helix lead screw, double helix lead screw passes first tight piece of clamp the tight piece of second clamp, and tip and first servo motor coupling joint, first tight piece of clamp the second clamp the tight piece with fixed block sliding connection, the fixed block with rotary mechanism bolted connection, clamping mechanism is in evenly distributed has the four places on the rotary mechanism.

According to the arrangement, a welding product is placed between the first clamping block and the second clamping block, and the double-helix screw rod is driven to rotate by the first servo motor, so that the first clamping block and the second clamping block move relatively to clamp and fix the product.

Further setting: the moving mechanism comprises a supporting seat, guide rails are symmetrically arranged at the upper end of the supporting seat, a U-shaped frame is connected to the guide rails in a sliding mode, an electric telescopic rod is arranged at the rear end of the middle position of the U-shaped frame, the fixed end of the electric telescopic rod is fixed to the supporting seat, and the welding mechanism is arranged on the two sides of the front end of the U-shaped frame.

So set up, make through electric telescopic handle is flexible the U type frame is in under the guide rail supports, drive welding mechanism removes.

Further setting: moving mechanism includes the supporting seat, supporting seat upper end symmetry is provided with the guide rail, sliding connection has U type frame on the guide rail, U type frame intermediate position is provided with the screw rod, the screw rod passes U type frame, and with the supporting seat rotates to be connected, the screw rod rear end is connected with second servo motor, second servo motor with supporting seat bolted connection, U type frame front end both sides are provided with welding mechanism.

According to the arrangement, the second servo motor drives the screw rod to rotate, so that the U-shaped frame drives the welding mechanism to move under the support of the guide rail.

Further setting: the welding mechanism comprises an air cylinder, a fixed head is arranged on a piston rod of the air cylinder, an electrode column is connected onto the fixed head, a guide pillar is arranged between the fixed head and the moving mechanism and is in sliding connection with the moving mechanism, and the guide pillar is arranged diagonally.

So set up, make the cylinder promote on the fixed head electrode post relatively contact on the welding product.

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

the rotary mechanism is arranged to enable the welding operation to be continuously carried out, the production efficiency is improved, and the clamping mechanism is used for fixing and positioning the welding product before and after welding, so that the product welding deformation is prevented, and the welding quality is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is an isometric view of embodiment 1 of a resistance welding machine according to the present invention;

fig. 2 is a schematic front view of a resistance welding machine according to embodiment 1 of the present invention;

fig. 3 is a schematic structural diagram of a clamping mechanism of a resistance welding machine according to the present invention;

fig. 4 is a schematic structural diagram of a welding mechanism of a resistance welding machine according to the present invention;

fig. 5 is a schematic structural diagram of embodiment 2 of the resistance welding machine according to the present invention.

The reference numerals are explained below:

1. a box body; 2. a rotation mechanism; 21. a turntable; 22. a support shaft; 23. a bull gear; 24. a pinion gear; 25. an angle motor; 3. a clamping mechanism; 31. a fixed block; 32. a first clamping block; 33. a second clamping block; 34. double-helix screw rod; 35. a first servo motor; 4. a moving mechanism; 41. a supporting seat; 42. a guide rail; 43. an electric telescopic rod; 44. a U-shaped frame; 45. a screw; 46. a second servo motor; 5. a welding mechanism; 51. a cylinder; 52. a fixed head; 53. an electrode column; 54. and (6) a guide pillar.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be further explained with reference to the accompanying drawings:

example 1

As shown in fig. 1 to 4, the resistance welding machine comprises a box body 1 for supporting an integral structure, a moving mechanism 4 arranged on the box body 1 and used for moving a welding mechanism 5, a rotating mechanism 2 arranged on the box body 1 and used for rotating a welding product, and a clamping mechanism 3 arranged on the rotating mechanism 2 and used for fixing the welding product.

Preferably: the rotating mechanism 2 comprises a rotating disc 21, a supporting shaft 22 is arranged at the center of the lower end of the rotating disc 21, the supporting shaft 22 penetrates through the box body 1 and is connected in a rotating mode, a large gear 23 is arranged at the lower end of the supporting shaft 22, a small gear 24 is meshed with one side of the large gear 23, the small gear 24 is arranged at the output end of an angle motor 25, the angle motor 25 is installed on the box body 1, the angle motor 25 drives the small gear 24 to rotate in a meshed mode with the large gear 23, and the rotating disc; the clamping mechanism 3 comprises a fixed block 31, a first clamping block 32 and a second clamping block 33 are arranged on the fixed block 31, the first clamping block 32 and the second clamping block 33 are symmetrically arranged, a double-screw lead screw 34 is arranged on the inner side of the fixed block 31, the double-screw lead screw 34 penetrates through the first clamping block 32 and the second clamping block 33, the end part of the double-screw lead screw is connected with a first servo motor 35 through a coupling, the first clamping block 32 and the second clamping block 33 are connected with the fixed block 31 in a sliding mode, the fixed block 31 is connected with the rotating mechanism 2 through bolts, four positions are uniformly distributed on the rotating mechanism 2 of the clamping mechanism 3, a welding product is placed between the first clamping block 32 and the second clamping block 33, the first servo motor 35 drives the double-screw lead screw 34 to rotate, the first clamping block 32 and the second clamping block 33 move relatively, and the product is; the moving mechanism 4 comprises a supporting seat 41, guide rails 42 are symmetrically arranged at the upper end of the supporting seat 41, a U-shaped frame 44 is connected onto the guide rails 42 in a sliding manner, an electric telescopic rod 43 is arranged at the rear end of the middle position of the U-shaped frame 44, the fixed end of the electric telescopic rod 43 is fixed onto the supporting seat 41, welding mechanisms 5 are arranged on two sides of the front end of the U-shaped frame 44, and the U-shaped frame 44 is supported by the guide rails 42 through the expansion and contraction of the electric telescopic rod 43 to drive the welding; the welding mechanism 5 comprises an air cylinder 51, a fixed head 52 is arranged on a piston rod of the air cylinder 51, an electrode column 53 is connected to the fixed head 52, a guide post 54 is arranged between the fixed head 52 and the U-shaped frame 44 of the moving mechanism 4, the guide post 54 is in sliding connection with the U-shaped frame 44 of the moving mechanism 4, and the guide post 54 is arranged diagonally, so that the air cylinder 51 pushes the electrode column 53 on the fixed head 52 to be in relative contact with a welding product.

Example 2

As shown in fig. 3 to 5, the resistance welding machine comprises a box body 1 for supporting an integral structure, a moving mechanism 4 arranged on the box body 1 and used for moving a welding mechanism 5, a rotating mechanism 2 arranged on the box body 1 and used for rotating a welding product, and a clamping mechanism 3 arranged on the rotating mechanism 2 and used for fixing the welding product.

Preferably: the rotating mechanism 2 comprises a rotating disc 21, a supporting shaft 22 is arranged at the center of the lower end of the rotating disc 21, the supporting shaft 22 penetrates through the box body 1 and is connected in a rotating mode, a large gear 23 is arranged at the lower end of the supporting shaft 22, a small gear 24 is meshed with one side of the large gear 23, the small gear 24 is arranged at the output end of an angle motor 25, the angle motor 25 is installed on the box body 1, the angle motor 25 drives the small gear 24 to rotate in a meshed mode with the large gear 23, and the rotating disc; the clamping mechanism 3 comprises a fixed block 31, a first clamping block 32 and a second clamping block 33 are arranged on the fixed block 31, the first clamping block 32 and the second clamping block 33 are symmetrically arranged, a double-screw lead screw 34 is arranged on the inner side of the fixed block 31, the double-screw lead screw 34 penetrates through the first clamping block 32 and the second clamping block 33, the end part of the double-screw lead screw is connected with a first servo motor 35 through a coupling, the first clamping block 32 and the second clamping block 33 are connected with the fixed block 31 in a sliding mode, the fixed block 31 is connected with the rotating mechanism 2 through bolts, four positions are uniformly distributed on the rotating mechanism 2 of the clamping mechanism 3, a welding product is placed between the first clamping block 32 and the second clamping block 33, the first servo motor 35 drives the double-screw lead screw 34 to rotate, the first clamping block 32 and the second clamping block 33 move relatively, and the product is; the moving mechanism 4 comprises a supporting seat 41, guide rails 42 are symmetrically arranged at the upper end of the supporting seat 41, a U-shaped frame 44 is connected to the guide rails 42 in a sliding mode, a screw 45 is arranged at the middle position of the U-shaped frame 44, the screw 45 penetrates through the U-shaped frame 44 and is rotatably connected with the supporting seat 41, a second servo motor 46 is connected to the rear end of the screw 45, the second servo motor 46 is connected with the supporting seat 41 through bolts, welding mechanisms 5 are arranged on two sides of the front end of the U-shaped frame 44, the screw 45 is driven to rotate through the second servo motor 46, and the U-shaped frame 44 is driven to move by the welding mechanisms 5 under the; the welding mechanism 5 comprises an air cylinder 51, a fixed head 52 is arranged on a piston rod of the air cylinder 51, an electrode column 53 is connected to the fixed head 52, a guide post 54 is arranged between the fixed head 52 and the U-shaped frame 44 of the moving mechanism 4, the guide post 54 is in sliding connection with the U-shaped frame 44 of the moving mechanism 4, and the guide post 54 is arranged diagonally, so that the air cylinder 51 pushes the electrode column 53 on the fixed head 52 to be in relative contact with a welding product.

The utility model discloses theory of operation and use flow: a welding product is placed between a first clamping block 32 and a second clamping block 33, a double-screw lead screw 34 is driven to rotate through a first servo motor 35, the first clamping block 32 and the second clamping block 33 move relatively to clamp and fix the product, then a rotary table 21 rotates 90 degrees through the rotation of a control angle motor 25, a clamping mechanism 3 which clamps the product moves to a welding mechanism 5, the other clamping mechanism 3 is fixed with the product step by step, when the welding product moves to the front of a welding mechanism 5, an electric telescopic rod 43 extends, or a second servo motor 46 drives a screw 45 to rotate, a U-shaped frame 44 is controlled to move forwards, the welding mechanism 5 is placed on two sides of the welding product, a cylinder 51 pushes a fixing head 52, an electrode column 53 is in contact with the welding product, the product is welded, and then the welding mechanism 5 and the moving mechanism 4 operate reversely, the turntable 21 continues to weld the next product and takes the welded product off.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. A resistance welding machine, including the box (1) that is used for supporting overall structure, set up moving mechanism (4) that is used for moving welding mechanism (5) on box (1), its characterized in that: the welding machine is characterized by further comprising a rotating mechanism (2) arranged on the box body (1) and used for rotating a welding product, and a clamping mechanism (3) arranged on the rotating mechanism (2) and used for fixing the welding product.

2. A resistance welding machine according to claim 1, wherein: rotary mechanism (2) are including carousel (21), carousel (21) lower extreme central point puts and is provided with back shaft (22), back shaft (22) pass box (1) and rotate the connection, back shaft (22) lower extreme is provided with gear wheel (23), gear wheel (23) one side meshing has pinion (24), pinion (24) set up on angle motor (25) output, angle motor (25) are installed on box (1).

3. A resistance welding machine according to claim 1, wherein: clamping mechanism (3) include fixed block (31), be provided with first clamp piece (32), second clamp piece (33) on fixed block (31), first clamp piece (32) the second presss from both sides the symmetry setting of piece (33), fixed block (31) inboard is provided with double helix lead screw (34), double helix lead screw (34) are passed first clamp piece (32) second clamp piece (33), and tip and first servo motor (35) coupling joint, first clamp piece (32) second clamp piece (33) with fixed block (31) sliding connection, fixed block (31) with rotary mechanism (2) bolted connection, clamping mechanism (3) are in evenly distributed has the four places on rotary mechanism (2).

4. A resistance welding machine according to claim 1, wherein: moving mechanism (4) are including supporting seat (41), supporting seat (41) upper end symmetry is provided with guide rail (42), sliding connection has U type frame (44) on guide rail (42), U type frame (44) intermediate position rear end is provided with electric telescopic handle (43), electric telescopic handle (43) stiff end is fixed on supporting seat (41), U type frame (44) front end both sides are provided with welding mechanism (5).

5. A resistance welding machine according to claim 1, wherein: moving mechanism (4) are including supporting seat (41), supporting seat (41) upper end symmetry is provided with guide rail (42), sliding connection has U type frame (44) on guide rail (42), U type frame (44) intermediate position is provided with screw rod (45), screw rod (45) pass U type frame (44), and with supporting seat (41) rotate to be connected, screw rod (45) rear end is connected with second servo motor (46), second servo motor (46) with supporting seat (41) bolted connection, U type frame (44) front end both sides are provided with welding mechanism (5).

6. A resistance welding machine according to claim 1, wherein: the welding mechanism (5) comprises an air cylinder (51), a fixed head (52) is arranged on a piston rod of the air cylinder (51), an electrode column (53) is connected onto the fixed head (52), a guide pillar (54) is arranged between the fixed head (52) and the moving mechanism (4), the guide pillar (54) is connected with the moving mechanism (4) in a sliding mode, and the guide pillar (54) is arranged diagonally.