CN208004981U - A kind of damper hanging ring convex welding device - Google Patents
A kind of damper hanging ring convex welding device Download PDFInfo
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- CN208004981U CN208004981U CN201721899560.0U CN201721899560U CN208004981U CN 208004981 U CN208004981 U CN 208004981U CN 201721899560 U CN201721899560 U CN 201721899560U CN 208004981 U CN208004981 U CN 208004981U
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- block
- lower electrode
- hanging ring
- jacking block
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Abstract
The utility model provides a kind of damper hanging ring convex welding device, belongs to auto parts and components mounting technology field, including the first clamp system and the second clamp system being arranged on projection welder；First clamp system includes top electrode block, the top electrode jacking block being arranged on the top electrode block and the first hydraulic cylinder being connected with the top electrode jacking block；Second clamp system includes lower electrode block, the lower electrode jacking block being arranged on the lower electrode block and the second hydraulic cylinder being connected with the lower electrode jacking block, insert is arranged in the upper end of the lower electrode jacking block, block is held in the lower end setting of the lower electrode jacking block tightly, and the first button for controlling the first hydraulic cylinder is arranged on the projection welder and controls the second button of the second hydraulic cylinder.The utility model can protect electrode, each component contraposition of when welding quickly, it is accurate, can effectively reduce labor intensity and cost, achieve the effect that improve production efficiency.
Description
Technical field
The utility model is related to auto parts and components mounting technology fields, and in particular to a kind of damper hanging ring convex welding device.
Background technology
Piston-rod assembly is one of significant components of damper, generally comprises piston rod, hanging ring, dust shroud etc..These
Parts are substantially to be combined with piston rod by welding.Dust shroud belongs to interference fit with piston rod,
It is welded after press fitting；Hanging ring and piston rod use projection welding, since electrode needs to hold piston rod tightly at present for projection welding, under causing
Electrode is easy to wear, and the frequent replacement of lower electrode wastes a large amount of human and material resources.If infrequently to lower electrode inspection, more
It changes, not prison welding can be led to, unsightly, the quality of serious shadow product reduces the qualification rate of product, cost is caused to increase shape.
Notification number is that the patent of CN102319947B discloses a kind of projection welding machine for lifting lug assemblies of automotive vibration dampers, including bottom
Plate, upper plate, lower electrode plate, guide post, guide sleeve, lower electrode post, capping locating piece；Guide post is fixedly mounted on four ends of bottom plate；Lower electricity
Pole plate is fixedly connected by screw, nut on the center of bottom plate；Lower electrode post is fixedly mounted on lower electrode plate；Capping is fixed
The lower section of position part mounting hole is a sealing taper hole, and seals the import and outlet that cooling water is provided on taper hole；Cover locating piece
For hollow structure, it is mounted in the capping locating piece mounting hole of lower electrode post；It is provided with lower electrode tip in capping locating piece；Baffle ring
It is connect with guide post by screw；Upper plate is connect with guide sleeve by soket head cap screw and is placed on four guide posts, and positioned at baffle ring
Lower section；Upper plate is provided with hanging ring locating piece；It is provided with insulation board below bottom plate.It is filled using the automobile vibration damper lifting lug assembly projection welding
It sets, improves the qualification rate of product, reduce cost depletions, improve work efficiency.But the utility model is to lifting lug and close
Capping carries out projection welding, and not prison welding is susceptible in actual welding, seriously affects the quality of product, and is not adopted to electrode tip
With safeguard measure, electrode tip damage is serious, needs to be replaced frequently, time-consuming and laborious, increases equipment loss cost.
Notification number discloses a kind of damper hanging ring assembly convex welding device for the patent of CN205437471U, including on electrode
Seat, seat, hanging ring electrode and base electrode under electrode, the hanging ring electrode and base electrode respectively by adjust above and below sliding block with
The electrode seat of honour is connected with seat under electrode, and the upper adjustment sliding block and lower adjustment sliding block are respectively by being mounted in its U-shaped opening slot
T-bolt be slidably connected with seat under the electrode seat of honour and electrode, to make lower adjustment sliding block and upper adjustment sliding block are logical to realize X-axis side
Limit is locked after to the movement with Y direction；Hanging ring electrode lower end is the pressure contact of a flat, and flat pressure contact bottom end is opened
There is an arc groove consistent with the hanging ring outer surface profile radian of hanging ring assembly, side is vertically connected with one, and to be tightly attached to circular arc recessed
Baffle on the end face of slot.The electrode seat of honour and seat centering under electrode can be easily adjusted when being welded using the convex welding device, make to hang
Ring quickly positions, it is ensured that hanging ring and the symmetry of tube chamber welds with base, verticality, the product qualification rate and production efficiency of projection welding are high, matter
It measures.But the device needs repeatedly adjustment electrode and sliding block, the time of cost is longer, increases the working hour of product, also not to electricity
Safeguard measure is taken in pole, needs to be replaced frequently electrode, reduces production efficiency.
Invention content
In view of this, the utility model provides a kind of damper hanging ring convex welding device and welding method, it can be to electrode
Protected, each component contraposition of when welding quickly, it is accurate, can effectively reduce labor intensity and cost, reach raising production efficiency
Effect.
In order to solve the above technical problems, technical solution adopted in the utility model is：
A kind of damper hanging ring convex welding device, including the first clamp system and the second clamping machine that are arranged on projection welder
Structure；The top electrode jacking block and powered on described that first clamp system includes top electrode block, is arranged on the top electrode block
The first hydraulic cylinder that pole jacking block is connected；Second clamp system includes lower electrode block, is arranged on the lower electrode block
Insert is arranged in the upper end of lower electrode jacking block and the second hydraulic cylinder being connected with the lower electrode jacking block, the lower electrode jacking block,
Block is held in the lower end setting of the lower electrode jacking block tightly, on the projection welder setting control the first hydraulic cylinder the first button and
Control the second button of the second hydraulic cylinder.
Further, connected by several the first hexagon socket cap head screws between the lower electrode block and the insert
It connects.
Further, connected by several the second hexagon socket cap head screws between the lower electrode block and the holding block
It connects.
Further, first hexagon socket cap head screw and second hexagon socket cap head screw are 2-4.
Further, the material for holding block tightly is nylon.
Further, the material of the insert is tungsten copper.
Further, the preceding installation position sensor of the top electrode jacking block.
Further, screw rod is arranged in the side of the lower electrode jacking block.
The utility model has the beneficial effects that：In the convex welding device of the utility model, piston rod is loaded in lower electrode, is hung
Ring is clamped in top electrode block, increases insert on lower electrode block, is only replaced to insert after abrasion, more quick and side
Just.Hanging ring projection welding tool is manufactured according to said program, labor intensity can be reduced, increases substantially processing efficiency, reduces tooling
The cost of loss.
The opening of jacking block is adjusted by two position sensors before top electrode jacking block and is stepped up, and adjusting screw rod makes salient point
In hanging ring centre position, prevents hanging ring loosening from causing the symmetry exchanged after projection welding unqualified, workpiece is caused to be scrapped；Starting switch
Afterwards, two top electrodes hold hanging ring tightly, and insert and nylon hold block tightly and holds piston rod tightly before projection welding；Top electrode jacking block drives hanging ring downward
Mobile to carry out projection welding, realization connects together hanging ring with piston rod.
The chromium pick copper electrical and thermal conductivity performance that upper/lower electrode uses is good, wear-resisting, and lower electrode insert is had well using tungsten copper
Electrical and thermal conductivity performance, and hardness is high, wear-resisting, easy to process.When projection welding, first hanging ring and piston rod, dust cover assembly are pressed from both sides
It holds in tooling, starting switch top electrode block clamps hanging ring（Lower electrode simultaneously clamps on piston rod）Hanging ring is driven to move down progress
Projection welding, realization connect together hanging ring with piston rod.
The utility model is used for the projection welding of piston rod and hanging ring, has the following advantages：1, the folder of piston rod and hanging ring
It holds securely, bump location is accurate, and symmetry is high after projection welding.2, insert uses Tungsten-copper Composites, is protected to lower electrode block, wears
Only insert is replaced afterwards, more operated quickly and conveniently.3, firm welding, significantly lowers scrappage, does not need to change lower electrode
Block saves cost, improves labor efficiency.4, stable structure, it is permanent durable, it is easy for installation.
Description of the drawings
The utility model is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is the structural schematic diagram of the convex welding device of the utility model embodiment 1.
Fig. 2 is the sectional view of the lower electrode block of the utility model embodiment 1.
Fig. 3 is the sectional view of the end faces lower electrode block A-A of the utility model embodiment 1.
Fig. 4 is the sectional view of the holding block of the utility model embodiment 1.
Fig. 5 is the horizontal cross of the insert of the utility model embodiment 1.
Fig. 6 is the vertical sectional view of the insert of the utility model embodiment 1.
Fig. 7 is the sectional view of the lower electrode assembly of the utility model embodiment 1.
Fig. 8 is the vertical view of the lower electrode assembly of the utility model embodiment 1.
Fig. 9 is the sectional view that the insert of the utility model embodiment 1 is connect with lower electrode block.
Figure 10 is the structural schematic diagram of the top electrode block of the utility model embodiment 1.
Specific implementation mode
It is new below in conjunction with this practicality to keep the purpose, technical scheme and advantage of the utility model embodiment clearer
The attached drawing 1-10 of type embodiment, is clearly and completely described the technical solution of the utility model embodiment.Obviously, it is retouched
The embodiment stated is a part of the embodiment of the utility model, instead of all the embodiments.It is new based on this described practicality
The embodiment of type, the every other embodiment that those of ordinary skill in the art are obtained belong to the model of the utility model protection
It encloses.
Embodiment one
This embodiment offers a kind of damper hanging ring convex welding devices, refering to fig. 1, including be arranged on projection welder first
Clamp system and the second clamp system；First clamp system includes top electrode block 6, is arranged 6 on the top electrode block
Top electrode jacking block 10 and the first hydraulic cylinder being connected with the top electrode jacking block 10, the structure of the top electrode block 6 is refering to figure
10；Second clamp system includes lower electrode block 2, is arranged on the lower electrode block 2 lower electrode jacking block 9 and with it is described under
The second hydraulic cylinder that electrode jacking block 9 is connected, the structure of the lower electrode block 2 refering to Fig. 2 and Fig. 3, the lower electrode jacking block 9
Insert 3 is arranged in upper end, and for the structure of the insert 3 refering to Fig. 5 and Fig. 6, block 1, institute are held in the lower end setting of the lower electrode jacking block 9 tightly
The structure for holding block 1 tightly is stated refering to Fig. 4, on the projection welder setting control described in the first button and the control of the first hydraulic cylinder
Second button of second hydraulic cylinder.
Refering to Fig. 7-9, connected by 4 the first hexagon socket cap head screws 5 between the lower electrode block 2 and the insert 3
It connects, first hexagon socket cap head screw 5 is M5.
It is connected by 4 the second hexagon socket cap head screws 4 between the lower electrode block 2 and the holding block 1, described the
Two hexagon socket cap head screws 4 are M6.
Wherein, first hydraulic cylinder control top electrode jacking block 10 moves left and right, and is clamped hanging ring 7 by top electrode block 6.The
Electrode jacking block 9 moves left and right under the control of two hydraulic cylinders, and is clamped piston rod 8 by lower electrode block 2, simple in structure, fix tightly
Gu facilitating welding.
Be loaded piston rod 8 when, hold piston rod 8 with hand steered, after preventing projection welding, 7 symmetry of hanging ring is overproof, leads to workpiece report
It is useless；Be loaded hanging ring 7 when, after being placed on top electrode block 6 with fingerhold, both hands speed away, and prevent from jamming a finger；After welding,
Workpiece is taken out, is put into storage rack, visual hanging ring endoporus, in order to avoid influencing later process is pressed bushing, leads to bushing without bulge
It causes abnormal sound and bushing pressure that cannot be pressed into hanging ring 7 after scratching entrucking, workpiece is caused to scrap.
Embodiment two
Refering to fig. 1, a kind of damper hanging ring convex welding device which provides is carried out on the basis of embodiment one
Improvement：The material for holding block 1 tightly is nylon.The material of the insert 3 is tungsten copper.Tungsten copper has good electrical and thermal conductivity
Can, and hardness is high, wear-resisting, and it is easy to process.The chromium pick copper electrical and thermal conductivity performance that top electrode block 6, lower electrode block 2 use is good, resistance to
Mill.
Embodiment three
A kind of damper hanging ring convex welding device that the embodiment provides is the improvement carried out on the basis of embodiment two：Institute
State the preceding installation position sensor of top electrode jacking block.Screw rod is arranged in the side of the lower electrode jacking block.
The opening of jacking block is adjusted by two position sensors before top electrode jacking block and is stepped up, and adjusting screw rod makes salient point
In hanging ring centre position, prevents hanging ring loosening from causing the symmetry exchanged after projection welding unqualified, scrapped so as to cause workpiece.
Example IV
Refering to fig. 1, this embodiment offers a kind of welding methods using the damper hanging ring convex welding device, including
Following steps：
S1：The piston rod being pressed is loaded in lower electrode block 2, the second button, clamping piston bar 8 are pressed；
S2：Hanging ring clamping is placed in top electrode block 6 with finger, the first button is pressed, clamps hanging ring 7；
S3：Start projection welder, is welded, pressing time 0.3-0.5s, squeeze time 0.3-0.5s holds time
For 0.12-0.2s, stop time 0.8-1.5s, pressure 0.15-0.25MPa；
S4：Projection welder is closed, the first button and the second button is pressed again, the piston rod 8 that hanging ring 7 is welded is taken out,
It is put into storage rack.
In the step S3, the first pulse welding time was 0.1-0.3s, and the first pulse welding heat is 0.3-0.5kJ,
Second pulse welding time was 0.2-0.34s, and the second pulse welding heat is 0.3-0.5kJ, and the third pulse welding time is
0.12-0.24s, third pulse welding heat is 0.3-0.5kJ, cold between first time pulse welding and second of pulse welding
But the time is 0.06-0.14s, and the cooling time between second of pulse welding and third time pulse welding is 0.02-0.06s.
The above is preferred embodiments of the present invention, it is noted that for the ordinary skill of the art
For personnel, under the premise of not departing from principle described in the utility model, it can also make several improvements and retouch, these improvement
The scope of protection of the utility model is also should be regarded as with retouching.
Claims (8)
1. a kind of damper hanging ring convex welding device, it is characterised in that：Including the first clamp system being arranged on projection welder and
Two clamp systems；First clamp system includes top electrode block, is arranged on the top electrode block top electrode jacking block and with
The first hydraulic cylinder that the top electrode jacking block is connected；Second clamp system includes lower electrode block, is arranged in the lower electricity
Lower electrode jacking block on the block of pole and the second hydraulic cylinder being connected with the lower electrode jacking block, the upper end of the lower electrode jacking block is set
Set insert, block is held in the lower end setting of the lower electrode jacking block tightly, on the projection welder setting control the of the first hydraulic cylinder
One button and the second button for controlling the second hydraulic cylinder.
2. a kind of damper hanging ring convex welding device as described in claim 1, it is characterised in that：The lower electrode block and the edge
It is connected by several the first hexagon socket cap head screws between block.
3. a kind of damper hanging ring convex welding device as claimed in claim 2, it is characterised in that：The lower electrode block with described armful
It is connected by several the second hexagon socket cap head screws between tight block.
4. a kind of damper hanging ring convex welding device as claimed in claim 3, it is characterised in that：Hexagonal cylindrical head in described first
Screw and second hexagon socket cap head screw are 2-4.
5. a kind of damper hanging ring convex welding device as claimed in claim 3, it is characterised in that：The material for holding block tightly is Buddhist nun
Dragon.
6. a kind of damper hanging ring convex welding device as claimed in claim 2, it is characterised in that：The material of the insert is tungsten
Copper.
7. a kind of damper hanging ring convex welding device as described in claim 1, it is characterised in that：It is arranged before the top electrode jacking block
Position sensor.
8. a kind of damper hanging ring convex welding device as described in claim 1, it is characterised in that：The side of the lower electrode jacking block
Screw rod is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721899560.0U CN208004981U (en) | 2017-12-29 | 2017-12-29 | A kind of damper hanging ring convex welding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721899560.0U CN208004981U (en) | 2017-12-29 | 2017-12-29 | A kind of damper hanging ring convex welding device |
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| Publication Number | Publication Date |
|---|---|
| CN208004981U true CN208004981U (en) | 2018-10-26 |
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ID=63881277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721899560.0U Active CN208004981U (en) | 2017-12-29 | 2017-12-29 | A kind of damper hanging ring convex welding device |
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| Country | Link |
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| CN (1) | CN208004981U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107931809A (en) * | 2017-12-29 | 2018-04-20 | 南阳淅减汽车减振器有限公司 | A kind of damper hanging ring convex welding device and welding method |
-
2017
- 2017-12-29 CN CN201721899560.0U patent/CN208004981U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107931809A (en) * | 2017-12-29 | 2018-04-20 | 南阳淅减汽车减振器有限公司 | A kind of damper hanging ring convex welding device and welding method |
| CN107931809B (en) * | 2017-12-29 | 2023-09-08 | 南阳淅减汽车减振器有限公司 | Vibration damper hanging ring projection welding device and welding method |
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