CN112192003B

CN112192003B - Multifunctional short-period stud welding machine with five stud welding guns

Info

Publication number: CN112192003B
Application number: CN202010977510.XA
Authority: CN
Inventors: 顾红刚; 顾鑫
Original assignee: Suzhou Mengzhijie Welding Technology Co ltd
Current assignee: Suzhou Mengzhijie Welding Technology Co ltd
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2022-01-11
Anticipated expiration: 2040-09-17
Also published as: CN112192003A

Abstract

The invention discloses a multifunctional short-period stud welding machine with five stud welding guns, which comprises a base, wherein an installation groove is formed in the outer wall of one end of the top of the base, a heat dissipation fan is fixed in the installation groove through a bolt, a fixing shell is arranged at the top of the installation groove, limiting grooves are symmetrically distributed in the inner wall of the fixing shell, a bearing plate is inserted into the inner wall of each limiting groove in a sliding mode, damping springs are distributed at equal intervals at the bottom of the bearing plate, clamping blocks are symmetrically distributed in the top of the bearing plate through bolts, and a welding machine body is fixed between the two clamping blocks. According to the invention, the damping spring is arranged at the bottom of the welding machine body, the welding machine body is fixed by the clamping block, the welding machine body can be prevented from sliding, the damping spring is arranged at the bottom of the bearing plate, when the welding machine body shakes in the transferring process, the welding machine body can be damped, the heat dissipation fan is arranged at the bottom of the welding machine body, and when the temperature of the welding machine body is too high, the heat dissipation fan can be used for dissipating heat.

Description

Multifunctional short-period stud welding machine with five stud welding guns

Technical Field

The invention relates to the technical field of stud welding machines, in particular to a multifunctional short-period stud welding machine with five stud welding guns.

Background

In a conventional stud welding machine, one welding machine is provided with a welding gun. The nails have different diameters, different chuck specifications and different welding parameters. When welding a nail, the chuck needs to be replaced, and the parameters are adjusted. In practical application, a client often fails to adjust correctly because parameters are changed all the time, and welding quality cannot be guaranteed. In the process of frequently replacing the chuck, the welding gun is easy to generate heat and burn out due to the abnormal assembly. Particularly in the automotive industry, one automobile part often has two to three types of weld nails. One welding machine cannot meet normal requirements. Customers need to purchase three stud welding machines to meet the requirements, so that not only is the enterprise cost increased, but also a large amount of fields are occupied. In order to prevent such events, a new short-cycle stud welding machine with five guns needs to be developed.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a multifunctional short-cycle stud welding machine with five stud welding guns.

In order to achieve the purpose, the invention adopts the following technical scheme:

a multifunctional short-period stud welding machine with five stud welding guns comprises a base, wherein a mounting groove is formed in the outer wall of one end of the top of the base, a heat radiating fan is fixed inside the mounting groove through bolts, a fixing shell is arranged at the top of the mounting groove, limiting grooves are symmetrically distributed in the inner wall of the fixing shell, a bearing plate is inserted into the inner wall of the limiting grooves in a sliding mode, damping springs are distributed at equal intervals at the bottom of the bearing plate, clamping blocks are symmetrically distributed in the top of the bearing plate through bolts, a welding machine body is fixed between the two clamping blocks, the welding machine body is connected with five welding guns distributed at equal intervals, fixing frames are fixed on the outer walls of the welding guns, five fixing frames are welded on the outer wall of one side of a toothed ring, an annular sliding block is welded on the side wall of the middle of the toothed ring, the annular sliding block is embedded inside a connecting pipe with an annular sliding groove in the inner wall of the connecting pipe, and gears are meshed with the inner wall of the toothed ring, annular slider size and annular spout inner wall size looks adaptation, and annular slider forms sliding fit with annular spout, gear one side outer wall connection has servo motor, and the servo motor bottom is fixed with the fixing base.

Preferably, install the PLC controller on the welding machine body, and the PLC controller is connected with servo motor and welder through the signal line.

Preferably, the heat dissipation fan, the welding machine body and the servo motor are all connected with a switch through wires, and the switch is connected with an external power supply.

Preferably, the outer wall of one side of each of the two clamping blocks opposite to each other is bonded with a non-slip mat, and the outer wall of each non-slip mat is provided with non-slip threads.

Preferably, the dust screen is welded at the top of the inner wall of the mounting groove, and the size of the dust screen is matched with that of the inner wall of the mounting groove.

Preferably, the size of the toothed ring is matched with the size of the inner wall of the connecting pipe.

The invention has the beneficial effects that:

1. the multifunctional short-period stud welding machine is characterized in that each welding gun is suitable for welding nails with the same diameter and different lengths, the welding time of each welding nail is adjustable, when one welding nail corresponds to one welding gun, the welding time is adjusted, the lifting height and the extending length of the welding gun are adjusted, parameters are set, when the first welding gun is taken up and pressed by a gun switch, the welding machine is automatically switched to the first welding gun for welding through the setting of a PLC, after the first welding gun is welded, the second welding gun is taken up and pressed by the gun switch, the second welding gun can be welded, five welding guns can be welded in turn and alternately, the interval time is less than one second, synchronous welding is basically realized, the PLC realizes self-locking by a servo motor in the process of switching the welding guns, the problem of short circuit between lines is solved, the multifunctional short-circuit stud welding machine has the functions of counting, welding time measurement, air supply in advance and air supply delay, the parameters and frequent replacement of accessories are not required, one welding machine can bring the cost of five welding machines into play, thereby greatly reducing the enterprise field and lightening the business burden of enterprises;

2. this multi-functional short period stud welding machine of design sets up damping spring through the bottom at the welding machine body to utilize to press from both sides tight piece butt welding machine body and fix, can prevent that the welding machine body from sliding, and the bearing plate bottom is equipped with damping spring, when taking place to rock in the transportation, can carry out the shock attenuation to it, thereby can protect the welding machine body, and welding machine body bottom is equipped with the heat dissipation fan, when welding machine body high temperature, can dispel the heat to it.

Drawings

FIG. 1 is a cross-sectional view of the overall construction of a multi-function short cycle stud welding machine with five stud welding guns according to the present invention;

FIG. 2 is an enlarged schematic view of a portion of the multifunctional short-cycle stud welding machine with five stud welding guns according to the present invention;

FIG. 3 is a top view of a tooth ring structure of a multifunctional short-cycle stud welding machine with five stud welding guns according to the present invention;

FIG. 4 is a schematic view of a welding gun structure of a multifunctional short-cycle stud welding machine with five stud welding guns according to the present invention;

FIG. 5 is a schematic circuit diagram of the overall structure of a multifunctional short-cycle stud welding machine with five stud welding guns according to the invention.

In the figure: the welding machine comprises a base 1, a mounting groove 2, a heat dissipation fan 3, a fixing shell 4, a limiting groove 5, a bearing plate 6, a damping spring 7, a clamping block 8, a welding machine body 9, a welding gun 10, a fixing frame 11, a toothed ring 12, an annular sliding block 13, an annular sliding groove 14, a connecting pipe 15, a gear 16, a servo motor 17 and a fixing seat 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-5, a multifunctional short-period stud welding machine with five stud welding guns comprises a base 1, a dust screen is welded on the top of the inner wall of a mounting groove 2, the size of the dust screen is matched with that of the inner wall of the mounting groove 2, the outer wall of one end of the top of the base 1 is provided with the mounting groove 2, a heat dissipation fan 3 is fixed inside the mounting groove 2 through a bolt, the top of the mounting groove 2 is provided with a fixed shell 4, the inner wall of the fixed shell 4 is provided with symmetrically distributed limiting grooves 5, the inner wall of the limiting grooves 5 is inserted with a bearing plate 6 in a sliding manner, the bottom of the bearing plate 6 is provided with damping springs 7 distributed equidistantly, the top of the bearing plate 6 is fixed with symmetrically distributed clamping blocks 8 through bolts, a welding machine body 9 is fixed between the two clamping blocks 8, the outer wall of one side, opposite to the two clamping blocks 8, is both adhered with anti-skid pads, the outer wall of the anti-skid threads are arranged, a PLC controller is installed on the welding machine body 9, the PLC controller is connected with a servo motor 17 and a welding gun 10 through signal lines, each welding gun 10 is suitable for welding nails with the same diameter and different lengths, the welding time of each welding nail is adjustable, when one welding nail corresponds to one welding gun 10, the welding time is adjusted, the lifting height and the extending length of the welding gun 10 are adjusted, parameters are set, when the first welding gun 10 is taken up and a gun switch is pressed, the welding machine is automatically switched to the first welding gun for welding through PLC setting, after the first welding gun 10 is welded, the second welding gun 10 is taken up and the gun switch is pressed, the second welding gun can be welded, five welding guns 10 can be welded alternately in turn, the interval time is less than one second, synchronous welding is basically realized, the servo motor 17 realizes self locking in the process of switching the welding guns 10 by the PLC, the problem of short circuit among lines is solved, the welding machine has the functions of counting, welding time measuring, air supply in advance and delayed air off, not only does not need to change parameters frequently and replace accessories frequently, but also enables one welding machine to play the role of the cost of five welding machines, greatly reduces the enterprise site and lightens the enterprise burden;

the welding machine body 9 is connected with five welding guns 10 which are distributed equidistantly, the outer walls of the welding guns 10 are all fixed with fixed frames 11, the five fixed frames 11 are all welded on the outer wall of one side of a toothed ring 12, the side wall of the middle part of the toothed ring 12 is welded with an annular slide block 13, the size of the annular slide block 13 is matched with the size of the inner wall of an annular slide groove 14, the annular slide block 13 is in sliding fit with the annular slide groove 14, the annular slide block 13 is embedded in a connecting pipe 15 with the inner wall provided with the annular slide groove 14, the inner wall of the toothed ring 12 is in meshing transmission with a gear 16, the size of the toothed ring 12 is matched with the size of the inner wall of the connecting pipe 15, the outer wall of one side of the gear 16 is connected with a servo motor 17, the bottom of the servo motor 17 is fixed with a fixed seat 18, the heat dissipation fan 3, the welding machine body 9 and the servo motor 17 are all connected with a switch through leads, the switch is connected with an external power supply, and a damping spring 7 is arranged at the bottom of the welding machine body 9, and utilize the tight piece 8 butt welder body 9 of clamp to fix, can prevent that welder body 9 from sliding to 6 bottoms of bearing plate are equipped with damping spring 7, when taking place to rock in the transportation, can carry out the shock attenuation to it, thereby can protect

butt welder body

9, and 9 bottoms of welder body are equipped with heat dissipation fan 3, when 9 high temperatures of welder body, can dispel the heat to it.

When the device is used, the PLC can be used for setting five groups of contactors to be self-locked inside, the welding time of each welding gun 10 can be set, five welding guns 10 do not need a change-over switch, each gun can be alternately welded, automatic switching is realized, a first welding gun 10 button switch is closed, X0 is electrified, Yo is electrified for 2 seconds, C1 is attracted (the working principle of other welding guns is analogized in sequence), and the welding is finished by the first welding gun 10. When the first welding gun 10 is used for welding, the other four welding guns 10 are self-locked and cannot work. First welder 10 accomplishes the welding back, also gets into standby state, and second welder 10 operating time is 2 seconds, and four in fact welder 10 are also auto-locks within 2 seconds, analogizes in proper order, and work in turn realizes a five rifle functions to when welding machine body 9 works, open the heat dissipation fan 3 of bottom, can dispel the heat to welding machine body 10, prevent that welding machine body 9 high temperature.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A multifunctional short-period stud welding machine with five stud welding guns comprises a base (1) and is characterized in that an installation groove (2) is formed in the outer wall of one end of the top of the base (1), a heat dissipation fan (3) is fixed inside the installation groove (2) through bolts, a fixed shell (4) is arranged at the top of the installation groove (2), limit grooves (5) which are symmetrically distributed are formed in the inner wall of the fixed shell (4), a bearing plate (6) is inserted into the inner wall of the limit groove (5) in a sliding mode, damping springs (7) which are equidistantly distributed are arranged at the bottom of the bearing plate (6), symmetrically distributed clamping blocks (8) are fixed at the top of the bearing plate (6) through bolts, equidistant welding machine bodies (9) are fixed between the two clamping blocks (8), the welding machine bodies (9) are connected with five welding guns (10) which are distributed, and fixing frames (11) are fixed on the outer walls of the welding guns (10), five mount (11) all weld at ring gear (12) one side outer wall, and ring gear (12) middle part lateral wall welding has annular slider (13), annular slider (13) inlay the dress and open connecting pipe (15) inside that have annular spout (14) at the inner wall, and ring gear (12) inner wall meshing transmission has gear (16), annular slider (13) size and annular spout (14) inner wall size looks adaptation, and annular slider (13) and annular spout (14) form sliding fit, gear (16) one side outer wall is connected with servo motor (17), and servo motor (17) bottom is fixed with fixing base (18).

2. The multifunctional short-cycle stud welding machine with five stud welding guns is characterized in that a PLC (programmable logic controller) is installed on the welding machine body (9) and is connected with a servo motor (17) and a welding gun (10) through signal lines.

3. The multifunctional short-cycle stud welding machine with five stud welding guns according to claim 1, characterized in that the heat dissipation fan (3), the welding machine body (9) and the servo motor (17) are connected with a switch through wires, and the switch is connected with an external power supply.

4. The multifunctional short-cycle stud welding machine with five stud welding guns is characterized in that anti-skid pads are adhered to the outer walls of the opposite sides of the two clamping blocks (8), and anti-skid threads are arranged on the outer walls of the anti-skid pads.

5. The multifunctional short-cycle stud welding machine with five stud welding guns is characterized in that a dustproof net is welded on the top of the inner wall of the installation groove (2), and the size of the dustproof net is matched with that of the inner wall of the installation groove (2).

6. A multifunctional short-cycle stud welder with five stud welding guns according to claim 1, characterized in that the size of the toothed ring (12) is adapted to the size of the inner wall of the connecting tube (15).