CN219818517U - Single-sided welding double-sided forming clamp for axle tube of automobile axle housing - Google Patents
Single-sided welding double-sided forming clamp for axle tube of automobile axle housing Download PDFInfo
- Publication number
- CN219818517U CN219818517U CN202321209781.6U CN202321209781U CN219818517U CN 219818517 U CN219818517 U CN 219818517U CN 202321209781 U CN202321209781 U CN 202321209781U CN 219818517 U CN219818517 U CN 219818517U
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- Prior art keywords
- axle housing
- cylinder
- sided
- copper
- gasket
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- 238000003466 welding Methods 0.000 title claims abstract description 43
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 56
- 229910052802 copper Inorganic materials 0.000 claims description 56
- 239000010949 copper Substances 0.000 claims description 56
- 239000000428 dust Substances 0.000 claims description 30
- 230000007246 mechanism Effects 0.000 claims description 15
- 230000007704 transition Effects 0.000 claims description 12
- 238000001816 cooling Methods 0.000 claims description 11
- 239000000498 cooling water Substances 0.000 claims description 8
- 238000010276 construction Methods 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 238000001514 detection method Methods 0.000 abstract 1
- 210000000078 claw Anatomy 0.000 description 7
- 241001016380 Reseda luteola Species 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 229910000851 Alloy steel Inorganic materials 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 241000233805 Phoenix Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009661 fatigue test Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/86—Optimisation of rolling resistance, e.g. weight reduction
Landscapes
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The utility model discloses a single-sided welding double-sided forming clamp for axle housing shaft tubes, which is used for welding an automobile driving axle housing, relates to the technical field of design and manufacture of axle housing shaft tube welding forming clamps, and solves the problems that the quality of a weld joint root is poor, incomplete welding and burning-through are easy to occur and the weld joint root cannot be subjected to nondestructive detection in the prior art.
Description
Technical Field
A single-sided welding double-sided forming clamp for axle housing shaft tubes is used for welding an automobile driving axle housing, and relates to the technical field of design and manufacture of automobile axle housing shaft tube welding forming clamps.
Background
At present, when the technology of welding the automobile driving axle housing is implemented, the steel plate impact welding manufacturing technology is basically adopted, the axle housing is mainly formed by splicing a half-shell, an axle tube, a reinforcing ring, a rear cover, accessories and the like, and in practice, if the longitudinal welding seam of the axle tube of the automobile axle housing fails, the automobile cannot run, and if serious, accidents such as rollover and the like can occur; according to the design requirement of the product, the welding seam of the automobile axle housing must be 100% welded, and the defects of cracks, incomplete welding, burning-through and the like cannot be caused, and the fatigue test of the axle housing is required, so that the production of the automobile axle housing is very strict; because the limit of product structure, the long longitudinal weld of about 200mm in axle housing central siphon department adopts gas shielded welding technique more, can only adopt single face welding double-sided forming technology, in order to guarantee the welding quality requirement, prevent to weld the hourglass, the prior art adopts the plane backing ring, according to a large amount of practices, has the weld root quality poor, produces defects such as incomplete penetration, burn-through easily, and the weld root also can't carry out nondestructive test, therefore, the product hardly satisfies test standard requirement, the accident that the axle housing central siphon longitudinal weld became invalid and leads to also takes place occasionally.
As in patent CN111140765a, a flexible follow-up liner ring suitable for a composite gas cylinder is disclosed, and is only suitable for welding an ultrathin-wall liner, mainly solving the problem of difficult assembly of the ultrathin-wall liner and the problem of poor deformation consistency and coordination when two different thin-wall metals are welded together for expansion, and the manufacturing process of the liner ring is complex and is not suitable for circumferential welding of axle housing axle tube thick-wall parts.
Patent CN212577756U discloses a gasket, which comprises a gasket body and a connecting piece, wherein two adjacent gasket bodies are detachably connected through the connecting piece, so that the connection strength between the two adjacent gasket bodies is improved. However, the gasket is mainly suitable for welding workpieces with different sizes, and gaskets with different sections are needed to be spliced to obtain gaskets with different total lengths, so that the technology is suitable for long straight-line welding seams and cannot be applied to annular welding seams.
The utility model patent CN212443665U discloses a pad for welding, wherein an arc-shaped groove is formed in the top of a lining cushion block, and a metal gasket is arranged on the inner wall of the arc-shaped groove, but the pad for welding is matched with the lining cushion block, the arc-shaped groove, the metal gasket, a connecting seat, a supporting block, a heat insulation layer, a ceramic layer and an adhesive layer for use, so that the structure is complex, and the penetration of the root of a welding seam and the welding quality can be influenced by the metal gasket due to thermal deformation during welding.
Patent CN201448535U discloses a neck flat welding backing ring flange, has sealed face backing ring, and a through-hole has been seted up at the flange center, inserts an inner wall backing ring in the through-hole, and inner wall backing ring, flange and sealed face backing ring three weld into an integrated structure, in order to guarantee the corrosion resistance of flange simultaneously, its inner wall backing ring and sealed face backing ring all are made by the stainless steel to the cost is greatly reduced. But this technique is not suitable for circumferential welding of axle housing shaft tube thick-walled pieces.
Patent CN202110591725.2 discloses a collar for connecting axle tube of automobile axle housing and manufacturing method, wherein a circle of forming groove is formed in the middle of the outer wall of the collar, the groove is elliptical or parabolic or the groove is circular arc, two end faces of the collar are of planar structure, the material of the collar is low-carbon steel plate or low-alloy steel plate, the groove is of V-shaped structure without blunt edge, and the included angle of the groove is 20-40 °;
selecting a low-carbon steel plate or a low-alloy steel plate with the thickness not exceeding 6mm, shearing the low-carbon steel plate or the low-alloy steel plate into the length and width dimensions required by the lining ring, heating the lining ring plate to 650-750 ℃ by adopting heating or induction heating equipment in a furnace, and preserving heat; because the lining ring in the prior art adopts carbon steel or alloy steel, the lining ring basically has no flexibility, and in addition, the lining ring plate is heated to 650-750 ℃ and has larger energy consumption.
Disclosure of Invention
The utility model aims to design a flexible lining structure which is provided with a flexible lining structure and a mechanism for positioning and cooling a processed workpiece.
The utility model comprises a flexible liner structure, a cylinder structure, a cooling circulation mechanism and a dustproof structure:
the flexible pad structure comprises an upper copper pad and a lower copper pad, wherein the upper copper pad, the lower copper pad and the inner part of a bridge tube of a workpiece axle housing which can extend into and withdraw from the bridge tube of the workpiece axle housing to be processed;
clamping claws are arranged outside the upper copper gasket, the lower copper gasket and the lower copper gasket;
the cylinder structure comprises a first cylinder, a second cylinder, a third cylinder and a fourth cylinder;
the first cylinder drives the transition connecting plate to realize the upper copper gasket and the lower copper gasket of the gasket mechanism, and extend into and withdraw from the inside of the axle tube of the processed automobile axle housing;
the second cylinder drives the rack to move, and the Y and Z directions of the axle housing are positioned through the rack, the gear, the linear guide rail and the clamping jaw;
the third cylinder and the fourth cylinder are used for realizing the attachment and separation of the upper copper gasket, the lower copper gasket and the inside of the axle housing in a mode of a linear guide rail, an upper transition connecting plate and a lower transition connecting plate;
clamping claws are arranged outside the upper copper gasket, the lower copper gasket and the lower copper gasket;
the cooling circulation mechanism comprises a cooling water pipe which is arranged in the copper gasket mechanism;
the copper gasket mechanism is internally provided with a cooling circulating water channel, a cooling water pipe is arranged in the cooling circulating water channel and is used for connecting cooling water for circulating heat dissipation,
the dustproof structure comprises a dustproof cover, an upper dustproof cover and a lower dustproof cover, wherein the upper dustproof cover is arranged outside the upper part of the third cylinder, and the lower dustproof cover is arranged outside the lower part of the fourth cylinder;
the dust cover, the upper dust cover and the lower dust cover are made of copper plates with the thickness of 2 mm.
The dust cover structure that adopts 2mm copper to make in dust cover, go up dust cover and lower dust cover outside, including the dust cover, go up the dust cover, lower dust cover, the dust cover sets up the upper portion outside at the second cylinder, goes up the dust cover setting in the upper portion outside of third cylinder, and lower dust cover sets up in the lower part outside of fourth cylinder, implements protection and dustproof.
The beneficial effects of the utility model are as follows:
1. the upper copper liner and the lower copper liner are driven by 2 independent cylinders to be attached to and separated from the inner wall of the axle housing, and the cylinders of the cylinders with corresponding strokes are selected according to the difference of the inner diameters of products, so that the copper liner can be prevented from being switched, the flexibility of single-sided welding double-sided forming equipment is improved, and the production frequency is reduced;
2. because the bridge pipe of the molding section needs to be melted through in the single-side welding and double-side molding process, the welding thermal deformation of the bridge shell is large, and other types of equipment in the industry mostly adopt hydraulic clamping to resist the thermal deformation.
Drawings
FIG. 1 is a schematic view of the mounting structure of the present utility model;
FIG. 2 is a schematic perspective view of the present utility model without the axle tube of the axle housing being machined;
FIG. 3 is a schematic perspective view showing a structure in which a processed axle housing shaft tube is placed according to the present utility model;
embodiments of the present utility model are described below with reference to the accompanying drawings:
reference numerals illustrate:
1: linear guide rail, 2: dust cover, 3: second cylinder, 4: guide rail, 5: upper dust cover, 6: third cylinder, 7: upper transition connecting plate, 8: cooling water pipe, 9: clamping jaw, 10: upper copper liner, 11: lower copper liner, 12: phoenix musical instrument cover, 13: lower transition web, 14: fourth cylinder, 15: lower dust cap, 16: gear, 17: first cylinder, 18: rack, 19: transition connection plate, 20: center positioning mechanism, 21: clamp frame, 22: compression unit, 23: and a Z-direction auxiliary supporting unit.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
In the case of example 1,
the structure of the utility model is as follows:
with reference to fig. 1 or 2, the utility model comprises a flexible liner structure, a cylinder structure, a cooling circulation mechanism and a dustproof structure, wherein the flexible liner structure comprises an upper copper liner 10 and a lower copper liner 11, and the upper copper liner 10 and the lower copper liner 11 are used for placing a processed workpiece when an axle housing shaft tube of an automobile is processed, and have the characteristic of being capable of extending into and exiting from the inside of the tube of the processed axle housing shaft tube;
the clamping claws 9 are arranged outside the upper copper gasket 10 and the lower copper gasket 11, the clamping claws 9 clamp and position the axle housing shaft tube to be processed after the axle housing shaft tube is inserted into the upper copper gasket 10 and the lower copper gasket 11, the clamping claws 9 clamp the axle housing shaft tube to be processed, and the X/Z positioning effect of the axle housing is achieved by clamping round tube parts at two ends of the axle housing shaft tube;
the cylinder structure comprises a first cylinder 17, a second cylinder 3, a third cylinder 6 and a fourth cylinder 14, wherein the first cylinder 17 is used for driving a transition connecting plate 19 to move back and forth, so that an upper copper gasket 10 and a lower copper gasket 11 of the gasket mechanism can extend into and withdraw from the axle housing shaft tube of the processed automobile, and the axle housing shaft tube to be welded is conveniently welded;
the second cylinder 3 drives the rack 18 to move, and the gear 16, the linear guide rail 1 and the clamping jaw 9 are driven by the rack 18, so that the axle housing is positioned in Y and Z directions;
the third cylinder 6 and the fourth cylinder 14 are arranged in an up-down opposite way, can drive the linear guide rail 1 to transversely move, then push the upper transition connecting plate 7 and the lower transition connecting plate 13 to move back and forth through the linear guide rail 1, so that the upper copper gasket 10 and the lower copper gasket 11 can move back and forth, and the upper copper gasket 10 and the lower copper gasket 11 can be attached to and detached from the inside of the axle housing to be processed;
the third cylinder 6 and the fourth cylinder 14 are arranged in an up-down opposite way, 2 independent cylinders drive the upper copper gasket 10 and the lower copper gasket 11 to be attached to and separated from the inner wall of the axle housing, and the cylinders of the cylinders with corresponding strokes can be selected according to the diameter difference of the inner wall of the axle housing product, so that the copper gaskets can be prevented from being switched, the flexibility of the single-sided welding double-sided forming equipment can be improved, and the production frequency can be reduced;
the clamping claws 9 are arranged outside the upper copper gasket 10 and the lower copper gasket 11, the clamping claws 9 are used for clamping axle housing shaft tubes to be processed, the X/Z directional positioning effect of the axle housing is achieved by clamping round tube parts at two ends of the axle housing shaft tubes,
the welding process can be adjusted to resist most of welding thermal deformation by utilizing the strength of the axle housing, and the production requirement can be met by adopting a cylinder compacting mode, so that the production cost of single-sided welding double-sided forming equipment can be reduced;
because the processed workpiece generates high temperature in the welding process, a cooling circulating water channel is arranged in the copper gasket mechanism for cooling, and a cooling water pipe 8 is arranged in the cooling circulating water channel and used for connecting cooling water for circulating heat dissipation, thereby achieving the purposes of equipment, processed workpiece and reducing the environmental temperature;
because more dust can be generated in a construction place in the welding process, in order to reduce the pollution of equipment air cylinders by dust, a plurality of dust covers are arranged, the dust-proof structure comprises a dust cover 2, an upper dust cover 5 and a lower dust cover 15, the upper dust cover 5 is arranged outside the upper part of the third air cylinder 6, and the lower dust cover 15 is arranged outside the lower part of the fourth air cylinder 14;
the dust cover 2, the upper dust cover 5 and the lower dust cover 15 are made of copper plates with the thickness of 2mm, and have an important anti-corrosion effect.
See fig. 2 or fig. 3: fig. 2 is a perspective view of the present utility model without a processed axle tube of an automobile axle housing, wherein reference numeral 20 is a center positioning mechanism, reference numeral 21 is a fixture frame, reference numeral 22 is a compressing unit, and reference numeral 23 is a Z-direction auxiliary supporting unit;
fig. 3 is a state diagram of the present utility model in which the axle tube of the automotive axle housing being processed has been placed.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. The utility model provides a two-sided forming fixture is welded to car axle housing central siphon single face, includes flexible liner structure, cylinder structure, cooling cycle mechanism and dustproof construction, its characterized in that:
the flexible liner structure comprises an upper copper liner (10) and a lower copper liner (11), wherein the upper copper liner (10) and the lower copper liner (11) can extend into and withdraw from the inner part of a tube shaft of a machined workpiece axle housing;
the cylinder structure comprises a first cylinder (17), a second cylinder (3), a third cylinder (6) and a fourth cylinder (14);
the cooling circulation mechanism comprises a cooling water pipe (8), and the cooling water pipe is arranged in the copper gasket mechanism;
the dustproof structure comprises a dustproof cover (2), an upper dustproof cover (5) and a lower dustproof cover (15), wherein the dustproof cover (2) is arranged outside the upper portion of the second cylinder (3), the upper dustproof cover (5) is arranged outside the upper portion of the third cylinder (6), and the lower dustproof cover (15) is arranged outside the lower portion of the fourth cylinder (14).
2. The automotive axle housing axle tube single-sided welding double-sided forming clamp according to claim 1, wherein: clamping jaws (9) are arranged outside the upper copper gasket (10) and the lower copper gasket (11).
3. The automotive axle housing axle tube single-sided welding double-sided forming clamp according to claim 1, wherein: the first air cylinder (17) drives the transition connecting plate (19) to enable the upper copper gasket (10) and the lower copper gasket (11) of the gasket mechanism to extend into or withdraw from the inner part of the axle housing of the processed automobile.
4. The automotive axle housing axle tube single-sided welding double-sided forming clamp according to claim 1, wherein: the second air cylinder (3) drives the rack (18) to move, and the Y and Z-direction positioning of the axle housing is realized through the rack (18), the gear (16), the linear guide rail (1) and the clamping jaw (9).
5. The automotive axle housing axle tube single-sided welding double-sided forming clamp according to claim 1, wherein: and the third air cylinder (6) and the fourth air cylinder (14) are used for realizing the fit and the separation of the upper copper gasket (10), the lower copper gasket (11) and the inside of the axle housing through the linear guide rail (1), the upper transition connecting plate (7) and the lower transition connecting plate (13).
6. The automotive axle housing axle tube single-sided welding double-sided forming clamp according to claim 1, wherein: the dust cover (2), the upper dust cover (5) and the lower dust cover (15) are made of copper plates with the thickness of 2 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321209781.6U CN219818517U (en) | 2023-05-18 | 2023-05-18 | Single-sided welding double-sided forming clamp for axle tube of automobile axle housing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321209781.6U CN219818517U (en) | 2023-05-18 | 2023-05-18 | Single-sided welding double-sided forming clamp for axle tube of automobile axle housing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219818517U true CN219818517U (en) | 2023-10-13 |
Family
ID=88282898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321209781.6U Active CN219818517U (en) | 2023-05-18 | 2023-05-18 | Single-sided welding double-sided forming clamp for axle tube of automobile axle housing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219818517U (en) |
-
2023
- 2023-05-18 CN CN202321209781.6U patent/CN219818517U/en active Active
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