CN210686819U - Welding structure of damper piston rod assembly and welding device thereof - Google Patents
Welding structure of damper piston rod assembly and welding device thereof Download PDFInfo
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- CN210686819U CN210686819U CN201921592340.2U CN201921592340U CN210686819U CN 210686819 U CN210686819 U CN 210686819U CN 201921592340 U CN201921592340 U CN 201921592340U CN 210686819 U CN210686819 U CN 210686819U
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- piston rod
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- pipe cover
- dustproof pipe
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Abstract
The utility model relates to an improvement structure of attenuator piston rod assembly especially relates to a welded structure of attenuator piston rod assembly and welding set thereof, including welding piston rod, dust tube cap and rings together, weld the welding from the middle part inboard of dust tube cap between the tip of piston rod, the middle part of dust tube cap and the bottom of rings, weld the welding from the middle part outside of dust tube cap between the middle part of dust tube cap, the bottom of rings and the tip of piston rod. The utility model discloses carry out disposable circle welding earlier with piston rod, dust tube cap and rings and be in the same place, then strengthen welding, to the damage on piston rod surface when avoiding piston rod and dust tube cap spot welding, the rocking of piston rod when preventing simultaneously to strengthen welding ensures its uniformity, improves welding efficiency, reduces welding cost, guarantees welding strength's stability, improves the product percent of pass.
Description
Technical Field
The utility model relates to an improvement structure of attenuator piston rod assembly especially relates to a welded structure of attenuator piston rod assembly and welding set thereof.
Background
The damper piston rod assembly is an important component of the damper and plays a role in bearing up and down, the external flying ring or the connecting rod is connected with a chassis, a cab, a photovoltaic bracket and the like, and the damper piston rod assembly also plays a role in combining with parts such as a piston and the like, but the existing processing procedure generally comprises the steps of press-fitting the piston rod and the dustproof pipe cover, then spot welding the piston rod and the dustproof pipe cover, and then performing reinforcement welding on the dustproof pipe cover and the piston rod which are welded in an electric welding mode and the flying ring, the processing procedure has low welding efficiency and high welding cost, the piston rod needs to play a role in point support during the press-fitting welding process of the piston rod and the dustproof pipe cover, the surface of the piston rod is easy to damage, and when the piston rod, the dustproof pipe cover and the flying ring are subjected to reinforcement welding, the front surface of the piston rod and the flying ring have no connection relation, so that the damper, the welding strength is unstable, and the qualification rate of products is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the defect that exists among the above-mentioned prior art and not enough, provide one kind with the piston rod, dust tube cap and rings carry out disposable girth weld earlier and weld together, then strengthen welding, to the damage on piston rod surface when avoiding piston rod and dust tube cap spot welding, prevent simultaneously strengthening rocking of welding time piston rod, ensure its uniformity, improve welding efficiency, reduce welding cost, guarantee welding strength's stability, improve the welded structure and the welding set of the attenuator piston rod assembly of product percent of pass.
Therefore, the utility model adopts the following technical scheme that: the utility model provides a welded structure of attenuator piston rod assembly, is including welding piston rod, dust tube cap and rings together, weld the welding from the middle part inboard of dust tube cap between the tip of piston rod, the middle part of dust tube cap and the bottom of rings, weld the welding from the middle part outside of dust tube cap between the middle part of dust tube cap, the bottom of rings and the tip of piston rod in an enhanced manner.
The utility model discloses carry out disposable circle welding earlier with piston rod, dust tube cap and rings and be in the same place, then strengthen welding, to the damage on piston rod surface when avoiding piston rod and dust tube cap spot welding, the rocking of piston rod when preventing simultaneously to strengthen welding ensures its uniformity, improves welding efficiency, reduces welding cost, guarantees welding strength's stability, improves the product percent of pass.
Preferably, the ring welding is used for welding the end part of the piston rod, the middle part of the dust-proof pipe cover and the bottom of the hanging ring together at one time, and the reinforcement welding is used for improving the welding strength after the ring welding.
The utility model provides a welded structure's of attenuator piston rod assembly welding set, includes swivel work head, cooperation swivel work head's welder, installs rings frock on swivel work head, is located the dustproof tube cap frock of rings frock upside, is located the piston rod frock of dustproof tube cap frock top and is located the piston rod compact structure of piston rod frock top, rings frock, dustproof tube cap frock, piston rod frock and piston rod compact structure are located same straight line, piston rod frock and piston rod compact structure all install in supporting frame.
The utility model discloses a welding set ensures the positioning effect of piston rod, dust tube cap and rings when the circle welds to guarantee its welding stability and reliability.
Preferably, the piston rod compression structure and the piston rod tool are matched with each other to adjust the spatial position of the piston rod, the spatial position of the dust-proof pipe cover is determined by the dust-proof pipe cover tool, and the spatial position of the hanging ring is fixed by the hanging ring tool.
Preferably, the hoisting ring tool is a V-shaped block matched with the hoisting ring, and the piston rod compression structure comprises a pressing block and a driving cylinder for driving the pressing block to move.
A welding method of a welding structure of a damper piston rod assembly comprises the following steps:
1) installing a lifting ring on a lifting ring tool, enabling the welding position of the lifting ring to be upward, press-fitting a piston rod and a dustproof pipe cover, installing the dustproof pipe cover on the dustproof pipe cover tool, enabling the welding position of the dustproof pipe cover to be downward and corresponding to the welding position of the lifting ring, positioning the welding end of the piston rod, the welding position of the dustproof pipe cover and the welding position of the lifting ring through a piston rod tool after firmly aligning, and pressing the other end of the piston rod through a piston rod pressing structure;
2) the method comprises the following steps that a welding gun and a rotary worktable are started, the rotary worktable drives a hanging ring tool and a dustproof pipe cover tool to rotate, so that the hanging ring, the dustproof pipe cover and a piston rod are driven to rotate, and the bottom of the hanging ring, the end part of the piston rod and the middle part of the dustproof pipe cover are subjected to girth welding from the inner side of the middle part of the dustproof pipe cover in a matched mode through the welding gun;
3) and taking the piston rod assembly subjected to the ring welding off from the welding device, and performing reinforcement welding on the bottom of the hanging ring, the end part of the piston rod and the middle part of the dustproof pipe cover from the outer side of the middle part of the dustproof pipe cover by using a conventional welding gun.
Preferably, the welding parameters of the ring welding in the step 2) and the reinforcement welding in the step 3) are as follows: welding current: 190A-230A, welding voltage: 21V-24V, and the selected gas shielded welding flow rate is as follows: not more than 15CC, welding strength: not less than 110 KN.
The utility model discloses carry out disposable circle welding earlier with piston rod, dust tube cap and rings and be in the same place, then strengthen welding, to the damage on piston rod surface when avoiding piston rod and dust tube cap spot welding, the rocking of piston rod when preventing simultaneously to strengthen welding ensures its uniformity, improves welding efficiency, reduces welding cost, guarantees welding strength's stability, improves the product percent of pass.
Drawings
FIG. 1 is a schematic structural view of a welding structure and a welding device according to the present invention;
in the figure, 1, a piston rod, 2, a dustproof pipe cover, 3, a lifting ring, 4, a rotary worktable, 5, a lifting ring tool, 6, a dustproof pipe cover tool, 7, a piston rod tool, 8, a pressing block, 9, a driving cylinder and 10, a welding gun are arranged.
Detailed Description
The following detailed description of the present invention is provided with reference to the accompanying drawings, but not intended to limit the scope of the invention.
As shown in FIG. 1, the welded structure of the damper piston rod assembly comprises a piston rod 1, a dust-proof pipe cover 2 and a lifting ring 3 which are welded together. The end part of the piston rod 1, the middle part of the dustproof pipe cover 2 and the bottom of the hanging ring 3 are welded in a circle mode from the inner side of the middle part of the dustproof pipe cover 2, and the middle part of the dustproof pipe cover 2, the bottom of the hanging ring 3 and the end part of the piston rod 1 are welded in a reinforcement mode from the outer side of the middle part of the dustproof pipe cover 2. The ring welding is used for welding the end part of the piston rod 1, the middle part of the dustproof pipe cover 2 and the bottom of the hanging ring 3 together at one time, and the reinforcement welding is used for improving the welding strength after the ring welding. The utility model provides a welding set for welded structure of attenuator piston rod assembly, including swivel work head 4, the welder 10 of cooperation swivel work head 4, install rings frock 5 on swivel work head 4, be located the dustproof tube cap frock 6 of rings frock 5 upside, be located the piston rod frock 7 of dustproof tube cap frock 6 top and be located the piston rod compact structure of piston rod frock 7 top, rings frock 5, dustproof tube cap frock 6, piston rod frock 7 and piston rod compact structure are located same straight line, piston rod frock 7 and piston rod compact structure all install in supporting frame. The piston rod pressing structure and the piston rod tooling 7 are matched with each other to adjust the spatial position of the piston rod 1, and the rotation of the piston rod 1 is not limited. The spatial position of the dustproof pipe cover 2 is determined by the dustproof pipe cover tool 5, and the spatial position of the hanging ring 3 is fixed by the hanging ring tool 4. The hoisting ring tool 4 is a V-shaped block matched with the hoisting ring 3, and the piston rod compression structure comprises a pressing block 8 and a driving cylinder 9 for driving the pressing block 8 to move.
A welding method of a welding structure of a damper piston rod assembly comprises the following steps:
1) installing a lifting ring on a lifting ring tool, enabling the welding position of the lifting ring to be upward, press-fitting a piston rod and a dustproof pipe cover, installing the dustproof pipe cover on the dustproof pipe cover tool, enabling the welding position of the dustproof pipe cover to be downward and corresponding to the welding position of the lifting ring, positioning the welding end of the piston rod, the welding position of the dustproof pipe cover and the welding position of the lifting ring through a piston rod tool after firmly aligning, and pressing the other end of the piston rod through a piston rod pressing structure;
2) the method comprises the following steps that a welding gun and a rotary worktable are started, the rotary worktable drives a hanging ring tool and a dustproof pipe cover tool to rotate, so that the hanging ring, the dustproof pipe cover and a piston rod are driven to rotate, and the bottom of the hanging ring, the end part of the piston rod and the middle part of the dustproof pipe cover are subjected to girth welding from the inner side of the middle part of the dustproof pipe cover in a matched mode through the welding gun;
3) and taking the piston rod assembly subjected to the ring welding off from the welding device, and performing reinforcement welding on the bottom of the hanging ring, the end part of the piston rod and the middle part of the dustproof pipe cover from the outer side of the middle part of the dustproof pipe cover by using a conventional welding gun.
Welding parameters of the ring welding in the step 2) and the strengthening welding in the step 3) are as follows: welding current: 190A-230A, welding voltage: 21V-24V, and the selected gas shielded welding flow rate is as follows: not more than 15CC, welding strength: not less than 110 KN.
The utility model discloses once only accomplish the welding with rings, dust tube cap and the three part of piston rod. The damper piston rod assembly manufactured by the process has no external force generated in the original machining process in the machining process, and the piston rod is protected from being damaged. Because the bottom adopts more accurate frock (rings frock and dust tube cap frock) has guaranteed the uniformity of product.
The utility model discloses carry out disposable circle welding earlier with piston rod, dust tube cap and rings and be in the same place, then strengthen welding, to the damage on piston rod surface when avoiding piston rod and dust tube cap spot welding, the rocking of piston rod when preventing simultaneously to strengthen welding ensures its uniformity, improves welding efficiency, reduces welding cost, guarantees welding strength's stability, improves the product percent of pass.
It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.
Claims (5)
1. The utility model provides a welded structure of attenuator piston rod assembly, includes piston rod, dust tube cap and rings that the welding is in the same place, its characterized in that: and the end part of the piston rod, the middle part of the dustproof pipe cover and the bottom of the hanging ring are welded in a circle mode from the inner side of the middle part of the dustproof pipe cover, and the middle part of the dustproof pipe cover, the bottom of the hanging ring and the end part of the piston rod are welded in a reinforcement mode from the outer side of the middle part of the dustproof pipe cover.
2. The welded structure of a damper piston rod assembly according to claim 1, wherein: the ring welding is used for welding the end part of the piston rod, the middle part of the dustproof pipe cover and the bottom of the hanging ring together at one time, and the reinforcement welding is used for improving the welding strength after the ring welding.
3. A welding apparatus for a welded structure of a damper piston rod assembly according to claim 1, characterized in that: the welding gun comprises a rotary workbench, a welding gun matched with the rotary workbench, a lifting ring tool installed on the rotary workbench, a dustproof pipe cover tool located on the upper side of the lifting ring tool, a piston rod tool located above the dustproof pipe cover tool and a piston rod compression structure located above the piston rod tool, wherein the lifting ring tool, the dustproof pipe cover tool, the piston rod tool and the piston rod compression structure are located on the same straight line, and the piston rod tool and the piston rod compression structure are all installed on a matched rack.
4. The welding device of claim 3, wherein: the piston rod pressing structure and the piston rod tool are matched with each other to adjust the spatial position of the piston rod, the spatial position of the dustproof pipe cover is determined by the dustproof pipe cover tool, and the spatial position of the hanging ring is fixed by the hanging ring tool.
5. The welding device of claim 3, wherein: the lifting ring tool is a V-shaped block matched with the lifting ring, and the piston rod compression structure comprises a pressing block and a driving cylinder for driving the pressing block to move.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921592340.2U CN210686819U (en) | 2019-09-24 | 2019-09-24 | Welding structure of damper piston rod assembly and welding device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921592340.2U CN210686819U (en) | 2019-09-24 | 2019-09-24 | Welding structure of damper piston rod assembly and welding device thereof |
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| CN210686819U true CN210686819U (en) | 2020-06-05 |
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| CN201921592340.2U Active CN210686819U (en) | 2019-09-24 | 2019-09-24 | Welding structure of damper piston rod assembly and welding device thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110529541A (en) * | 2019-09-24 | 2019-12-03 | 杭州金士顿实业有限公司 | The welding structure and its welder and welding method of damper rod assembly |
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2019
- 2019-09-24 CN CN201921592340.2U patent/CN210686819U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110529541A (en) * | 2019-09-24 | 2019-12-03 | 杭州金士顿实业有限公司 | The welding structure and its welder and welding method of damper rod assembly |
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