CN210435529U - Spot welding device for cylindrical flange of metal spool - Google Patents
Spot welding device for cylindrical flange of metal spool Download PDFInfo
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- CN210435529U CN210435529U CN201921413239.6U CN201921413239U CN210435529U CN 210435529 U CN210435529 U CN 210435529U CN 201921413239 U CN201921413239 U CN 201921413239U CN 210435529 U CN210435529 U CN 210435529U
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Abstract
The utility model discloses a metal spool cylinder flange spot welding device, which comprises a frame, a spool fixture arranged on the frame, a first spot welding gun and a second spot welding gun, wherein two chucks of the spool fixture are in one-to-one corresponding top pressure fit with the outer side surface of a spool flange plate, and a clamping station is positioned between the two chucks; the first spot welding gun and the second spot welding gun are arranged side by side and opposite to the clamping station, the first spot welding gun and the second spot welding gun are connected with the reciprocating driving mechanism, and the reciprocating driving mechanism is used for driving the first spot welding gun and the second spot welding gun to move towards or back to the clamping station in a synchronous manner. The first spot welding gun and the second spot welding gun which move synchronously are arranged in the spot welding device for the metal spool cylinder flange, the spool is positioned by using the spool fixture, and the first spot welding gun and the second spot welding gun simultaneously spot-weld two ends of a spool cylinder bus to form welding spots, so that the welding efficiency is improved.
Description
Technical Field
The utility model relates to a spool production facility technical field, concretely relates to metal spool drum flange spot welding device.
Background
The spool is a tool for winding a belt, a wire or a rope, and the materials of the common spool mainly comprise wood, plastics and metal. The spool structurally comprises a cylinder, two flange plates and a shaft tube penetrating through the cylinder, wherein a central sleeve of the flange plates is sleeved in the cylinder. The central sleeve and the cylinder are connected through spot welding, and welding spots of the spot welding are uniformly distributed in the circumferential direction of two ends of the cylinder.
The conventional spot welding operation is: manually placing the assembly of the cylinder and the flange below a spot welding gun, intermittently rotating the assembly around the central axis of the cylinder to achieve a plurality of spot welds on one end of the cylinder, then adjusting the position of the spot welding gun or the assembly, and based on the intermittent rotation of the same assembly, performing the plurality of spot welds on the other end of the cylinder. Displacing the spot welding gun presents a safety hazard to the operator due to the high temperature of the spot welding gun, and therefore the spot welding gun is generally aligned with the intended weld spot of the cylinder by adjusting the position of the fitting.
The above-described spot welding operation has drawbacks in that: firstly, single-point welding and manual adjustment of the position of an assembly part all result in low welding efficiency; secondly, manual differentiation operation, welding point positions have errors, and the welding quality of the I-shaped wheels in the same batch is inconsistent.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the defect that exists among the prior art, provide a metal I-shaped wheel drum flange spot welding device, welding efficiency and intensity are high.
Realize above-mentioned technological effect, the utility model discloses a technical scheme does: a spot welding device for a metal spool cylinder flange is characterized by comprising a rack, a spool clamp arranged on the rack, a first spot welding gun and a second spot welding gun, wherein two chuck plates of the spool clamp are in one-to-one correspondence jacking fit with the outer side surface of a spool flange plate, and a clamping station is positioned between the two chuck plates; the first spot welding gun and the second spot welding gun are arranged side by side and opposite to the clamping station, the first spot welding gun and the second spot welding gun are connected with a reciprocating driving mechanism, and the reciprocating driving mechanism is used for driving the first spot welding gun and the second spot welding gun to face or back to the clamping station to move synchronously.
The preferred technical scheme is that the two chucks comprise a fixed chuck and a movable chuck, the spool clamp further comprises a chuck seat, a chuck rotary driving piece and a clamping driving piece, the chuck seat is connected with the clamping driving piece, and the clamping driving piece is used for driving the chuck seat to move towards or back to the fixed chuck; the fixed chuck is rotationally connected with the rack, the movable chuck is rotationally connected with the chuck seat, the central axes of the rotating shafts of the fixed chuck and the movable chuck are overlapped, and the rotating shaft of the fixed chuck is connected with the chuck rotary driving piece.
The preferable technical scheme is that the reciprocating driving mechanism is a first air cylinder, a cylinder body of the first air cylinder is connected with the rack, and a piston rod of the first air cylinder is connected with the first spot welding gun and the second spot welding gun.
The preferable technical scheme is that the reciprocating driving mechanism comprises a second cylinder and a third cylinder, the cylinder bodies of the second cylinder and the third cylinder are connected with the frame, the piston rod of the second cylinder is connected with the first spot welding gun, and the piston rod of the third cylinder is connected with the second spot welding gun.
The optimized technical scheme is that a horizontal first guide rail is arranged on the rack, the cylinder bodies of the second cylinder and the third cylinder are connected with welding gun seats in one-to-one correspondence, at least one welding gun seat is connected with the first guide rail in a matching mode, and a guide rail fastening screw or a wheel width adjusting mechanism is arranged on the welding gun seat.
The optimal technical scheme is that the wheel width adjusting mechanism is a screw nut pair or a ball screw pair, nuts of the screw nut pair or the ball screw pair are arranged in a horizontal through hole of the welding gun base in a tight fit mode, a screw of the screw nut pair or the ball screw pair is parallel to a first guide rail and is rotationally connected with the rack, and one end of the screw is provided with a driving motor or a hand wheel.
The preferable technical scheme is that a horizontal chuck seat guide rail is further arranged on the rack, and the chuck seat is connected with the chuck seat guide rail in a matched mode.
The preferable technical scheme is that a horizontal chuck seat guide rail is further arranged on the rack, the chuck seat is matched and connected with the chuck seat guide rail, and the chuck seat guide rail is axially consistent with the first guide rail.
The clamping surface of the chuck is provided with a bulge and/or a sunken part, and the bulge and/or the sunken part are matched with the disc surface on the outer side of the flange plate of the spool.
The utility model has the advantages and the beneficial effects that:
the welding device for the flange spot of the metal spool cylinder is provided with a first spot welding gun and a second spot welding gun which move synchronously, the spool is positioned by using a spool clamp, and the first spot welding gun and the second spot welding gun spot-weld two ends of a spool cylinder bus simultaneously to form welding spots, so that the welding efficiency is improved;
the spool part assembly precision under the clamping state is high, and with the both ends welding contrast in proper order among the prior art, spool welding spare dimensional deviation is little, the qualification rate of batch products is high.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment 1 of a spot welding device for a metal spool cylinder flange of the present invention;
fig. 2 is a schematic structural diagram of an embodiment 2 of the spot welding device for the metal spool cylinder flange of the present invention;
FIG. 3 is a schematic view showing the structure of a frame, a torch holder and a wheel width adjusting mechanism in embodiment 3;
FIG. 4 is a schematic view of a clamping surface configuration of the chuck;
in the figure: 1. a frame; 2. a spool clamp; 21. a chuck; 21a, a fixing chuck; 21b, a movable chuck; 22. a chuck base; 23. a chuck rotation drive; 24. clamping the driving member; 25. a chuck base guide rail; 3. a first spot welding gun; 4. a second spot welding gun; 5. a lifting cylinder; 6. a second cylinder; 7. a third cylinder; 8. a first guide rail; 9. a welding gun seat; 10. a guide rail fastening bolt; 11. a wheel width adjusting mechanism; 11a, a nut; 11b, a lead screw; 12. and (4) a groove.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
First welding gun, second welding gun and clamping station
The first welding gun and the second welding gun are arranged side by side and opposite to the clamping station, and the reciprocating driving mechanism is used for driving the first welding gun and the second welding gun to move towards or back to the clamping station in a synchronous mode. The moving directions of the first welding gun and the second welding gun are not limited, and the first welding gun and the second welding gun can move horizontally, vertically or obliquely, so that the limitation of synchronous movement of the first welding gun and the second welding gun is met. Usually, the first welding gun and the second welding gun are located above the clamping station, and the reciprocating driving mechanism drives the first welding gun and the second welding gun to synchronously lift.
I-shaped wheel clamp
The basic function of the spool clamp is to clamp the assembly of the cylinder and the flange plate so that the positions of the cylinder and the flange plate are fixed relative to each other. Furthermore, the fixed chuck is rotatably connected with the frame, the movable chuck is rotatably connected with the chuck seat, and the rotating shaft of the fixed chuck is connected with the chuck rotating driving piece. The spool clamp with the structure has the advantages that the spool is driven to intermittently rotate around the central shaft of the cylinder, and the rotating angle is determined according to the number of the axial welding points of the cylinder.
First welding gun, second welding gun and reciprocating driving mechanism
On the basis of ensuring that the welding end surfaces of the first welding gun and the second welding gun are positioned on the same plane, the first welding gun and the second welding gun can be directly connected with a piston rod of the first cylinder, and synchronous lifting is achieved. When the distance between the two ends of the cylinder in the spool fixture and the welding section of the welding gun is deviated, the welding strength of the two welding points is inconsistent due to the connection mode. Further, a piston rod of a second cylinder is connected with a first spot welding gun, a piston rod of a third cylinder is connected with the second spot welding gun, the second cylinder and the third cylinder act synchronously, and when the distance between the two ends of a cylinder in the spool fixture and the welding section of the welding gun is deviated, the self-adaptive adjustment of the cylinders enables the welding strength of the two welding spots to be consistent.
First guide rail
The first guide rail is used for guiding the movement of the welding gun seats, so that the distance between the two welding gun seats can be conveniently adjusted, the lengths of spool cylinders of different models are different, and the welding gun seats and spot welding guns are connected in a one-to-one correspondence manner, so that the interval between the two welding guns can be conveniently adjusted according to the length of the cylinders.
Chuck seat guide rail
The chuck base guide rail functions to guide the chuck base to move toward or away from the fixed chuck.
Example 1
As shown in fig. 1, a spot welding device for a metal spool cylinder flange in embodiment 1 includes a frame 1, a spool fixture 2 disposed on the frame 1, a first spot welding gun 3, and a second spot welding gun 4, wherein two chuck plates 21 of the spool fixture 2 are in one-to-one corresponding abutting fit with an outer side surface of a spool flange plate, and a clamping station a is located between the two chuck plates 21; the first spot welding gun 3 and the second spot welding gun 4 are arranged side by side and above the clamping station a, the first spot welding gun 3 and the second spot welding gun 4 are connected with the lifting cylinder 5, and the lifting cylinder 5 is used for driving the first spot welding gun 3 and the second spot welding gun 4 to move towards or back to the clamping station a in a synchronous mode.
The two chucks 21 comprise fixed chucks 21a and movable chucks 21b, the spool clamp 2 further comprises a chuck seat 22, a chuck rotary driving piece 23 driving motor and a clamping driving piece 24 telescopic cylinder, the chuck seat 22 is connected with the clamping driving piece 24, and the clamping driving piece 24 is used for driving the chuck seat 22 to move towards or away from the fixed chucks 21 a; the fixed chuck 21a is rotatably connected with the frame 1, the movable chuck 21b is rotatably connected with the chuck seat 22, the central axes of the rotating shafts of the fixed chuck 21a and the movable chuck 21b are overlapped, and the rotating shaft of the fixed chuck 21a is connected with the chuck rotary driving member 23. The frame 1 is further provided with a horizontal chuck base guide rail 25, and the chuck base 22 is connected with the chuck base guide rail 25 in a matching way.
The cylinder body of the lifting cylinder 5 is connected with the frame 1, and the end part of the piston rod of the lifting cylinder 5 is fixedly connected with the first spot welding gun 3 and the second spot welding gun 4.
Example 2
As shown in fig. 2, according to embodiment 1, the difference is that embodiment 2 includes a second cylinder 6 and a third cylinder 7, the cylinder bodies of the second cylinder 6 and the third cylinder 7 are connected to the frame 1, the piston rod of the second cylinder 6 is connected to the first spot welding gun 3, and the piston rod of the third cylinder 7 is connected to the second spot welding gun 4.
A first horizontal guide rail 8 is arranged on the rack 1, cylinder bodies of the second cylinder 6 and the third cylinder 7 are connected with welding gun seats 9 in one-to-one correspondence, one welding gun seat 9 is connected with the rack 1, the other welding gun seat 9 is connected with the first guide rail 8 in a matching mode, and guide rail fastening bolts 10 are arranged on the welding gun seats 9.
Example 3
As shown in fig. 3, the embodiment 2 differs in the torch holder 9 and the wheel width adjusting mechanism 11.
The wheel width adjusting mechanism 11 is a screw-nut pair, a nut 11a of the screw-nut pair is arranged in a horizontal through hole of the right welding gun base 9 in a close fit manner, a screw 11b of the screw-nut pair is parallel to the first guide rail 8 and is rotationally connected with the rack 1, and a hand wheel 11c is arranged at one end of the screw 11 b. The broken line in fig. 3 indicates a through hole provided in the left side gun mount 9, the diameter of the through hole being larger than the diameter of the lead screw, the lead screw being inserted through the through hole and spaced from the wall of the through hole, and the left side gun mount 9 being provided with a guide rail fastening bolt 10 as mentioned in example 2.
Example 4
As shown in fig. 4, embodiment 4 is based on embodiment 1, and is different in that a plurality of diverging grooves 12 are provided on the clamping surface of the chuck 21, and the grooves 12 are matched with reinforcing ribs on the outer disk surface of the flange of the spool.
In the use of embodiment 1, the clamping driving member 24 adjusts the distance between the chucks to clamp the spool on the clamping position a between the two chucks 21 of the spool fixture 2, the piston rod of the lifting cylinder 5 drives the first spot welding gun 3 and the second spot welding gun 4 to move down to contact with the cylinder, the first spot welding gun 3 and the second spot welding gun 4 respectively form welding spots at two ends of the cylinder, then the first spot welding gun 3 and the second spot welding gun 4 move up, the chuck rotation driving member 23 drives the spool to rotate by a certain angle, the downward movement and the upward movement of the first spot welding gun 3 and the second spot welding gun 4 are repeated, and finally, the welding spots distributed circumferentially are respectively formed at two ends of the cylinder.
The using process of the embodiment 2 is different from that of the embodiment 1, the piston rod of the second cylinder 6 drives the first spot welding gun 3 to move downwards and upwards, the piston rod of the third cylinder 7 drives the second spot welding gun 4 to move downwards and upwards, the second cylinder 6 and the third cylinder 7 are synchronously telescopic, and when the distance between the welding gun seats is adjusted: and manually driving the welding gun seat 9 to translate along the first guide rail 8, and screwing the guide rail fastening bolt 10 until the guide rail fastening bolt 10 is pressed against the first guide rail 8 when the preset welding gun seat interval is met.
Different from embodiment 2, in embodiment 3, the hand wheel 11c is adopted to drive the screw rod 11b to rotate, and the welding gun bases 9 are driven by the nuts 11a to translate until the distance between the two welding gun bases 9 reaches a predetermined value.
Example 4 in use, the reinforcing ribs on the outside disk surface of the spool are required to be placed in alignment with the grooves 12. Furthermore, the arc surface shape of the cross section of the groove is convenient for the alignment of the reinforcing rib and the groove in the process.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (9)
1. A spot welding device for a metal spool cylinder flange is characterized by comprising a rack, a spool clamp arranged on the rack, a first spot welding gun and a second spot welding gun, wherein two chuck plates of the spool clamp are in one-to-one correspondence jacking fit with the outer side surface of a spool flange plate, and a clamping station is positioned between the two chuck plates; the first spot welding gun and the second spot welding gun are arranged side by side and opposite to the clamping station, the first spot welding gun and the second spot welding gun are connected with a reciprocating driving mechanism, and the reciprocating driving mechanism is used for driving the first spot welding gun and the second spot welding gun to face or back to the clamping station to move synchronously.
2. The metal spool cylinder flange spot welding apparatus of claim 1 wherein the two chucks comprise a fixed chuck and a movable chuck, the spool fixture further comprising a chuck base, a chuck rotation drive and a clamping drive, the chuck base being connected to the clamping drive, the clamping drive being configured to drive the chuck base toward or away from the fixed chuck; the fixed chuck is rotationally connected with the rack, the movable chuck is rotationally connected with the chuck seat, the central axes of the rotating shafts of the fixed chuck and the movable chuck are overlapped, and the rotating shaft of the fixed chuck is connected with the chuck rotary driving piece.
3. The device of claim 1, wherein the reciprocating drive mechanism is a first cylinder, a cylinder body of the first cylinder is connected with the frame, and a piston rod of the first cylinder is connected with the first spot welding gun and the second spot welding gun.
4. The metal spool cylinder flange spot welding device of claim 1, wherein the reciprocating drive mechanism comprises a second cylinder and a third cylinder, the cylinder bodies of the second cylinder and the third cylinder are connected with the frame, the piston rod of the second cylinder is connected with the first spot welding gun, and the piston rod of the third cylinder is connected with the second spot welding gun.
5. The metal spool cylinder flange spot welding device according to claim 4, wherein a horizontal first guide rail is arranged on the frame, the cylinder bodies of the second cylinder and the third cylinder are connected with one-to-one corresponding welding gun bases, at least one welding gun base is connected with the first guide rail in a matching manner, and a guide rail fastening screw or a wheel width adjusting mechanism is arranged on the welding gun base.
6. The spot welding device for the metal spool cylinder flange according to claim 5, wherein the wheel width adjusting mechanism is a screw nut pair or a ball screw pair, nuts of the screw nut pair or the ball screw pair are arranged in the horizontal through hole of the welding gun base in a tight fit manner, a screw of the screw nut pair or the ball screw pair is parallel to the first guide rail and is rotationally connected with the frame, and one end of the screw is provided with a driving motor or a hand wheel.
7. The metal spool cylinder flange spot welding device of claim 2, wherein a horizontal chuck base guide rail is further arranged on the frame, and the chuck base is in fit connection with the chuck base guide rail.
8. The metal spool cylinder flange spot welding device of claim 5, wherein a horizontal chuck base guide rail is further arranged on the frame, the chuck base is in fit connection with the chuck base guide rail, and the chuck base guide rail is axially consistent with the first guide rail.
9. The metal spool cylinder flange spot welding apparatus of claim 1 wherein the clamping surface of the chuck is provided with protrusions and/or recesses that mate with the outside disk surface of the spool flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921413239.6U CN210435529U (en) | 2019-08-28 | 2019-08-28 | Spot welding device for cylindrical flange of metal spool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921413239.6U CN210435529U (en) | 2019-08-28 | 2019-08-28 | Spot welding device for cylindrical flange of metal spool |
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| Publication Number | Publication Date |
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| CN210435529U true CN210435529U (en) | 2020-05-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921413239.6U Active CN210435529U (en) | 2019-08-28 | 2019-08-28 | Spot welding device for cylindrical flange of metal spool |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111633315A (en) * | 2020-05-06 | 2020-09-08 | 江苏超惠环保科技有限公司 | Welding resistance equipment for machining axial flow fan shell |
| CN113427110A (en) * | 2021-07-15 | 2021-09-24 | 晋城市博宇链传动有限公司 | Online dezincification and trimming device for galvanized sheet roll spot welding electrode wheel |
| CN113695471A (en) * | 2021-08-27 | 2021-11-26 | 深圳市鸿源文具有限公司 | Spool assembly machine and forming die |
| CN114160943A (en) * | 2021-11-30 | 2022-03-11 | 江苏开放大学（江苏城市职业学院） | Precise double-spot welding device for maintaining computer circuit board |
| CN115635186A (en) * | 2022-12-22 | 2023-01-24 | 江苏康业金属制品有限公司 | Laser welding machine for spool production |
| CN118357563A (en) * | 2024-06-19 | 2024-07-19 | 祜佳科技江苏有限公司 | Arc-shaped aluminum plate welding device with auxiliary positioning device and application method thereof |
-
2019
- 2019-08-28 CN CN201921413239.6U patent/CN210435529U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111633315A (en) * | 2020-05-06 | 2020-09-08 | 江苏超惠环保科技有限公司 | Welding resistance equipment for machining axial flow fan shell |
| CN111633315B (en) * | 2020-05-06 | 2022-02-25 | 上海德惠特种风机有限公司 | Welding resistance equipment for machining axial flow fan shell |
| CN113427110A (en) * | 2021-07-15 | 2021-09-24 | 晋城市博宇链传动有限公司 | Online dezincification and trimming device for galvanized sheet roll spot welding electrode wheel |
| CN113695471A (en) * | 2021-08-27 | 2021-11-26 | 深圳市鸿源文具有限公司 | Spool assembly machine and forming die |
| CN114160943A (en) * | 2021-11-30 | 2022-03-11 | 江苏开放大学（江苏城市职业学院） | Precise double-spot welding device for maintaining computer circuit board |
| CN115635186A (en) * | 2022-12-22 | 2023-01-24 | 江苏康业金属制品有限公司 | Laser welding machine for spool production |
| CN118357563A (en) * | 2024-06-19 | 2024-07-19 | 祜佳科技江苏有限公司 | Arc-shaped aluminum plate welding device with auxiliary positioning device and application method thereof |
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