CN112643187B - Device for resistance welding of annular chain and using method thereof - Google Patents
Device for resistance welding of annular chain and using method thereof Download PDFInfo
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- CN112643187B CN112643187B CN201910953984.8A CN201910953984A CN112643187B CN 112643187 B CN112643187 B CN 112643187B CN 201910953984 A CN201910953984 A CN 201910953984A CN 112643187 B CN112643187 B CN 112643187B
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- annular chain
- gear
- top plate
- upper top
- hydraulic cylinder
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/36—Auxiliary equipment
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- Mechanical Engineering (AREA)
- Manufacturing Of Electrical Connectors (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention relates to a device for resistance welding of an annular chain and a using method thereof, the device comprises a base, a bracket fixed on the base and a guide sleeve which is fixed on the bracket and provided with a through hole, the top end of the guide sleeve is detachably and fixedly connected with a hydraulic cylinder, the extending end of the hydraulic cylinder is inserted into the guide sleeve and fixedly connected with a secondary piston in the guide sleeve, the lower end of the secondary piston is fixedly connected with an upper top plate, the bottom end of the upper top plate is fixedly connected with two conductive blocks which are transversely arranged at intervals, a lower bottom plate is fixedly arranged on the base, the lower bottom plate is fixedly connected with two conductive blocks which correspond to the conductive blocks on the upper top plate in position, the four conductive blocks are all connected with an external power supply through leads, and the two conductive blocks which are vertically arranged are connected with the same polarity of the power supply. According to the invention, the four conductive blocks are arranged, the resistance welding is utilized to weld the chain, the operation is simple, the welding speed is high, and the production efficiency is high.
Description
Technical Field
The invention relates to the field of welding, in particular to the technical field of resistance welding, and specifically relates to a device for resistance welding of an annular chain and a use method thereof.
Background
The annular chain is mainly used for carrying operations such as lifting and hoisting of cargoes. The method is widely applied to mechanical equipment in ports, steel, shipbuilding railways, buildings, metallurgical and chemical engineering, manufacturing, transportation, pipeline auxiliary construction, ocean engineering, airport construction, aerospace important industries and infrastructure engineering.
In the manufacturing process of the processing of annular chain, be the annular through buckling a cylinder piece, the clearance can appear at the both ends of cylinder piece this moment, among the prior art, to this clearance weld can, and the prior art welding needs the better workman of welding technique to weld, and welding speed is slower moreover, seriously influences production speed.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the device for the resistance welding of the annular chain, which has the advantages of simple operation, high welding speed and high production efficiency.
The invention is realized by the following technical scheme, the device for the resistance welding of the annular chain comprises a base, a bracket fixed on the base and a guide sleeve which is fixed on the bracket and provided with a through hole, a hydraulic cylinder is detachably and fixedly connected to the top end of the guide sleeve, the extending end of the hydraulic cylinder is inserted into the guide sleeve and fixedly connected with a secondary piston in the guide sleeve, the end surface diameter of the secondary piston is larger than that of the extending end of the hydraulic cylinder, an upper top plate is fixedly connected to the lower end of the secondary piston, the two sides of the upper top plate are provided with grinding teeth, a support rod extending vertically is fixedly connected to the bottom end of the guide sleeve, two first gears which are meshed with the grinding teeth and are positioned on the two sides of the upper top plate are axially connected to the support rod, one side of the first gear, which is far away from the upper top plate, is meshed with a second gear which is axially connected to the support rod, the second gear is fixedly connected with a connecting rod which inclines towards the direction far away from the upper top plate, one end of the connecting rod is propped against an insulating pressing block transversely sliding on the base, and the end, far away from the connecting rod, of the insulating pressing block is propped against a side corner arc surface of the annular chain;
the bottom rigid coupling of going up the roof has two horizontal interval arrangement's conducting block, the bottom plate has set firmly on the base, the rigid coupling has two conducting blocks corresponding with the conducting block position on the roof on the bottom plate, and four conducting blocks all are connected with external power supply through the wire, and two conducting blocks of vertical arrangement are connected the polarity of power the same.
When the device is used, firstly, a worker places the annular chain on the two conductive blocks of the lower base plate by using the clamp, so that the gap of the annular chain is positioned at the center of a cube surrounded by the four conductive blocks; adjusting a hydraulic cylinder to enable the output end of the hydraulic cylinder to move downwards, driving an upper top plate to move downwards through the hydraulic cylinder, enabling an insulating pressing block to transversely press the annular chain gap, and enabling a conductive block on the upper top plate to vertically press the annular chain; starting a power supply to conduct a circuit passing through the annular chain and carrying out resistance welding on the annular chain; after welding, the power supply is disconnected, the hydraulic cylinder is adjusted, the output end of the hydraulic cylinder moves upwards, and the annular chain is separated from the constraint of the pressure rod and the conductive block; and taking out the welded annular chain by using a clamp, and placing the next welded annular chain on the conductive block.
Preferably, a threaded hole is machined in the top end of the secondary piston, and the extending end of the hydraulic cylinder is in threaded connection with the threaded hole. This preferred scheme is through second grade piston and the end threaded connection that stretches out of pneumatic cylinder, and the dismantlement, the connection of the end of being convenient for second grade piston and pneumatic cylinder stretch out.
Preferably, an oil ring is arranged in the guide sleeve along the circumferential direction, and a channel communicated with the oil ring is further arranged on the guide sleeve. The oil ring and the channel are arranged, so that lubricating oil can be conveniently added into the guide sleeve through the channel and the oil ring, and the friction force generated when the secondary piston moves up and down is reduced.
Preferably, an arc-shaped groove matched with the chain link of the annular chain is formed in one end, in contact with the annular chain, of the insulating pressing block. This preferred scheme has increased the area of contact of insulating briquetting with the annular chain through the setting of arc wall, and the insulating briquetting of being convenient for is more firm when compressing tightly the annular chain.
Preferably, the surfaces of the four conductive blocks, which are contacted with the annular chain, are provided with arc-shaped grooves matched with the links of the annular chain. According to the preferred scheme, the contact area between the conductive blocks and the annular chain is increased through the arrangement of the arc-shaped grooves, the friction force between the conductive blocks and the annular chain is increased, the four conductive blocks can conveniently compress the annular chain, and the annular chain is not easy to fall off from the four conductive blocks; and simultaneously, the device also plays a role in guiding when the annular chain is placed.
As optimization, the wire sleeve is sleeved outside the wire. This optimization scheme plays the effect of protection wire through the setting of wire cover.
Preferably, the bracket is also hinged with a baffle plate for blocking the welding annular chain. This optimization scheme passes through the setting of shielding plate, and the spark that appears when making the welding shelters from, plays protection staff's effect.
Preferably, the upper top plate or the lower bottom plate is provided with a magnet for attracting the shielding plate. This optimization scheme passes through the setting of magnet, makes the shielding plate in sheltering from the in-process, fixes, avoids the shielding plate to take place to rotate, leads to the spark to spatter four times, threatens staff's safety.
Preferably, the bracket is further fixedly provided with two oppositely arranged hangers. The optimized scheme is convenient for equipment such as a crane or a travelling crane to transfer the invention to other positions through the hangers by arranging the hangers.
Use of a device for resistance welding of endless chains, comprising the following operative steps:
a. firstly, a worker places an annular chain on two conductive blocks of a lower bottom plate by using a clamp, so that a gap of the annular chain is positioned at the center of a cube surrounded by the four conductive blocks;
b. adjusting the hydraulic cylinder to enable the output end of the hydraulic cylinder to move downwards, driving the upper top plate to move downwards through the hydraulic cylinder, driving the first gear to rotate through the movement of the upper top plate, driving the second gear to rotate through the rotation of the first gear, enabling the connecting rod to push the insulating pressing block to transversely press the annular chain gap, and enabling the conductive block on the upper top plate to vertically press the annular chain;
c. starting a power supply to conduct a circuit passing through the annular chain and carrying out resistance welding on the annular chain;
d. after welding, the power supply is disconnected, the hydraulic cylinder is adjusted, the output end of the hydraulic cylinder moves upwards, and the annular chain is separated from the constraint of the pressure rod and the conductive block;
e. and taking out the welded annular chain by using a clamp, and placing the next welded annular chain on the conductive block.
The invention has the beneficial effects that: the chain is welded by the resistance welding through the arrangement of the four conductive blocks, so that the operation is simple, the welding speed is high, and the production efficiency is high; through the arrangement of the hydraulic cylinder, the guide sleeve and the like, the conductive block vertically compresses the annular chain, so that the resistance welding in the next step is facilitated; through the arrangement of the secondary piston, the contact area of the hydraulic cylinder and the upper top plate is increased, so that the stress area of the upper top plate is larger, and the conductive block can be more favorably and stably pressed on the annular chain; through the arrangement of the upper top plate, the first gear, the second gear, the connecting rod and the like, the annular chain is conveniently compressed longitudinally, and the resistance welding in the next step is facilitated; through the arrangement of the channel and the oil ring, lubricating liquid can conveniently flow into the guide sleeve; through the setting of shielding plate, play the effect of protection staff.
Drawings
FIG. 1 is a front view of the structure of the present invention; .
FIG. 2 is a left side view of the structure of the present invention;
FIG. 3 is a cross-sectional view of an insulating compact of the present invention;
FIG. 4 is a top plan view of an insulating compact of the present invention;
FIG. 5 is another cross-sectional view of an insulating compact of the present invention;
shown in the figure:
1. the device comprises a base, 2, a support, 3, a hydraulic cylinder, 4, an upper top plate, 5, a lower bottom plate, 6, a conductive block, 7, a lead, 8, a guide sleeve, 9, a support rod, 11, a first gear, 12, a second gear, 13, an insulating pressing block, 14, a shielding plate, 15, a secondary piston, 16, a connecting rod, 17 and a protrusion.
Detailed Description
In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.
Referring to the attached drawings 1-5, the device for resistance welding of the annular chain comprises a base 1, a support 2 fixed on the base 1 and a guide sleeve fixed on the support 2 and provided with a through hole, wherein a secondary piston 15 is connected in the through hole of the guide sleeve in a sliding mode, a threaded hole is formed in the top end of the secondary piston 15, an oil ring is arranged in the guide sleeve along the circumferential direction, and a channel communicated with the oil ring is further formed in the guide sleeve.
The rigid coupling can be dismantled on the top of uide bushing has pneumatic cylinder 3, the end processing that stretches out of pneumatic cylinder 3 has the screw thread with the screw hole adaptation, and the end threaded connection that stretches out of pneumatic cylinder is in the screw hole, the end face diameter of second grade piston is greater than the end face diameter that the pneumatic cylinder stretched out the end, the lower extreme rigid coupling of second grade piston 15 has roof 4, the both sides processing of going up roof 4 has the rodent, the bottom rigid coupling of uide bushing 8 has along vertical extension branch 9, it has two first gears 11 with the rodent meshing and be located roof 4 both sides to articulate on branch 9, one side meshing that roof 4 was kept away from to first gear 11 has the second gear 12 of coupling on branch 9, the rigid coupling has connecting rod 16 on second gear 12.
The base is also provided with a bulge 17 positioned below the first gear 11, an insulating pressing block 13 with one end thereof jacked to the corner cambered surface of the side edge of the annular chain is transversely connected in the bulge 17 in a sliding manner, an arc-shaped groove matched with the chain link of the annular chain is arranged at one end of the insulating pressing block 13 jacked to the annular chain, the top end of the bulge is provided with an opening extending along the transverse direction, one end of the connecting rod 16 penetrates through the opening and is propped against one end of the insulating pressing block 13 far away from the annular chain, the end surface of the connecting rod contacting the insulating pressing block is a cambered surface, the end surface of the insulating pressing block contacting the connecting rod is also a cambered surface, the width of the opening is smaller than that of the insulating compact 13, the width of the connecting rod is smaller than that of the insulating compact, two springs are transversely arranged in the bulge, one end of each spring, which is far away from the bulge, is connected with one end of the insulating pressing block, which is far away from the annular chain, and the connection points of the two springs and the insulating pressing block are positioned at the two sides of the contact point of the connecting rod and the insulating pressing block;
the bottom rigid coupling of going up roof 4 has two conducting blocks 6 that horizontal interval arranged, the lower plate 5 has set firmly on the base 1, the rigid coupling has two conducting blocks 6 corresponding with conducting block 6 position on the roof 4 on the lower plate 5, and four conducting blocks 6 all are connected with external power supply through wire 7, and wire 7 overcoat has been cup jointed to the wire, and the one side of four conducting blocks 6 and annular chain contact is equipped with the arc wall that links the adaptation with the annular chain, and the polarity that two conducting blocks 6 of vertical arrangement are connected the power is the same.
The support 2 is further hinged with a shielding plate 14 made of iron and used for shielding the welding annular chain, the upper top plate 4 or the lower bottom plate 5 is provided with a magnet for attracting the shielding plate 14, and the support is further fixedly provided with two oppositely arranged hanging lugs.
The external power supply is connected to the foot switch through an external power supply lead.
Use of a device for resistance welding of endless chains, comprising the following operative steps:
a. firstly, a worker places an annular chain on two conductive blocks 6 of a lower bottom plate 5 by using a clamp, so that a gap of the annular chain is positioned at the center of a cube surrounded by the four conductive blocks 6;
b. adjusting a hydraulic cylinder 3, so that the output end of the hydraulic cylinder 3 moves downwards, the hydraulic cylinder 3 drives an upper top plate 4 to move downwards, the upper top plate 4 moves to drive a first gear 11 to rotate, the first gear 11 rotates to drive a second gear 12 to rotate, the second gear 12 rotates to enable a connecting rod 16 to push an insulating press block to transversely press the annular chain gap, and a conductive block 6 on the upper top plate 4 vertically presses the annular chain;
c. shielding the annular chain by the shielding plate, but not contacting the annular chain or the conductive block, then stepping on the foot switch to start the power supply, so that the circuit passing through the annular chain is conducted, and performing resistance welding on the annular chain;
d. after welding, opening the shielding plate, disconnecting the power supply, adjusting the hydraulic cylinder 3, enabling the output end of the hydraulic cylinder 3 to move upwards, and enabling the annular chain to be separated from the constraint of the pressure rod and the conductive block 6;
e. the welded endless chain is taken out by a clip, and the next welded endless chain is placed on the conductive block 6.
Of course, the above description is not limited to the above examples, and the undescribed technical features of the present invention can be implemented by or using the prior art, and will not be described herein again; the above embodiments and drawings are only for illustrating the technical solutions of the present invention and not for limiting the present invention, and the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that changes, modifications, additions or substitutions within the spirit and scope of the present invention may be made by those skilled in the art without departing from the spirit of the present invention, and shall also fall within the scope of the claims of the present invention.
Claims (2)
1. An apparatus for resistance welding of endless chains, characterized by: including base (1), fix support (2) on base (1) to and fix on support (2) and open and have a fenestrate uide bushing, the rigid coupling can be dismantled on the top of uide bushing has pneumatic cylinder (3), the end that stretches out of pneumatic cylinder (3) inserts in the uide bushing and with second grade piston (15) rigid coupling in the uide bushing, the end face diameter of second grade piston is greater than the end face diameter that the pneumatic cylinder stretched out the end, the lower extreme rigid coupling of second grade piston (15) has last roof (4), the both sides limit processing of going up roof (4) has the rodent, the bottom rigid coupling of uide bushing (8) has along vertical extension branch (9), it has two first gear (11) with the rodent meshing and be located roof (4) both sides to peg graft on branch (9), keep away from first gear (11) one side meshing of going up roof (4) has second gear (12) of journaling on branch (9), a connecting rod (16) which inclines in the direction far away from the upper top plate is fixedly connected to the second gear (12), one end of the connecting rod is propped against an insulating pressing block (13) which transversely slides on the base, and one end, far away from the connecting rod, of the insulating pressing block (13) is propped against a side corner arc surface of the annular chain;
the bottom end of the upper top plate (4) is fixedly connected with two conducting blocks (6) which are transversely arranged at intervals, the base (1) is fixedly provided with a lower bottom plate (5), the lower bottom plate (5) is fixedly connected with two conducting blocks (6) which correspond to the conducting blocks (6) on the upper top plate (4) in position, the four conducting blocks (6) are all connected with an external power supply through leads (7), and the two vertically arranged conducting blocks (6) are connected with the power supply with the same polarity;
a threaded hole is processed at the top end of the secondary piston (15), and the extending end of the hydraulic cylinder is connected in the threaded hole in a threaded manner;
an oil ring is arranged in the guide sleeve along the circumferential direction, and a channel communicated with the oil ring is also arranged on the guide sleeve;
an arc-shaped groove matched with the chain link of the annular chain is formed in one end, in contact with the annular chain, of the insulating pressing block;
arc-shaped grooves matched with the chain links of the annular chain are formed in the surfaces, contacted with the annular chain, of the four conductive blocks (6);
the lead (7) is externally sleeved with a lead sleeve;
a shielding plate (14) for shielding the annular chain during welding is also hinged to the bracket (2);
the upper top plate (4) or the lower bottom plate (5) is provided with a magnet which attracts the shielding plate (14);
two oppositely arranged hangers are fixedly arranged on the bracket.
2. Use of a device for resistance welding of endless chains according to claim 1, characterised in that it comprises the following operative steps:
a. firstly, a worker places an annular chain on two conductive blocks (6) of a lower bottom plate (5) by using a clamp, so that a gap of the annular chain is positioned at the center of a cube surrounded by the four conductive blocks (6);
b. adjusting the hydraulic cylinder (3), so that the output end of the hydraulic cylinder (3) moves downwards, the hydraulic cylinder (3) drives the upper top plate (4) to move downwards, the upper top plate (4) moves to drive the first gear (11) to rotate, the first gear (11) rotates to drive the second gear (12) to rotate, and the second gear (12) rotates to enable the connecting rod (16) to push the insulating pressing block to transversely press the annular chain gap, so that the conductive block (6) on the upper top plate (4) vertically presses the annular chain;
c. starting a power supply to conduct a circuit passing through the annular chain and carrying out resistance welding on the annular chain;
d. after welding is finished, the power supply is disconnected, the hydraulic cylinder (3) is adjusted, the output end of the hydraulic cylinder (3) moves upwards, and the annular chain is separated from the constraint of the pressure lever and the conductive block (6);
e. and taking out the welded annular chain by using a clamp, and placing the next welded annular chain on the conductive block (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910953984.8A CN112643187B (en) | 2019-10-09 | 2019-10-09 | Device for resistance welding of annular chain and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910953984.8A CN112643187B (en) | 2019-10-09 | 2019-10-09 | Device for resistance welding of annular chain and using method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112643187A CN112643187A (en) | 2021-04-13 |
| CN112643187B true CN112643187B (en) | 2022-07-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910953984.8A Active CN112643187B (en) | 2019-10-09 | 2019-10-09 | Device for resistance welding of annular chain and using method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN112643187B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE439262B (en) * | 1982-03-26 | 1985-06-10 | Olof Ingvar Andreasson | ELECTRIC CHAIN WASHER |
| JP3891393B2 (en) * | 2001-03-09 | 2007-03-14 | 日鐵住金溶接工業株式会社 | Distribution equipment and steel structure assembly equipment |
| DE102014212527B3 (en) * | 2014-06-27 | 2015-11-12 | Wafios Ag | Compression device for a chain welding machine and chain welding machine |
| DE102016224494A1 (en) * | 2016-12-08 | 2018-06-14 | Wafios Aktiengesellschaft | Chain welding machine for resistance butt welding of chain links |
| CN207127444U (en) * | 2017-08-15 | 2018-03-23 | 宁波翼宇汽车零部件有限公司 | Welding tooling |
| CN208437803U (en) * | 2018-06-20 | 2019-01-29 | 广东美尚新能源有限公司 | A kind of automatic battery mash welder |
| CN208772694U (en) * | 2018-09-05 | 2019-04-23 | 鹤壁链条有限责任公司 | A kind of chain link bonding machine |
| CN109773318A (en) * | 2018-12-11 | 2019-05-21 | 江苏亚星锚链股份有限公司 | A kind of anchor chain flash butt welder |
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2019
- 2019-10-09 CN CN201910953984.8A patent/CN112643187B/en active Active
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