CN204657803U - A kind of bus body skeleton fixture - Google Patents
A kind of bus body skeleton fixture Download PDFInfo
- Publication number
- CN204657803U CN204657803U CN201520327730.2U CN201520327730U CN204657803U CN 204657803 U CN204657803 U CN 204657803U CN 201520327730 U CN201520327730 U CN 201520327730U CN 204657803 U CN204657803 U CN 204657803U
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- location structure
- main body
- jig main
- screw thread
- working cross
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Abstract
The utility model discloses a kind of bus body skeleton fixture, belong to Bus Frame production frock field.A kind of bus body skeleton fixture, comprise clamp body and clamping device, described clamp body comprises the jig main body and bearing support that are made by channel-section steel; Described bearing support is welded on jig main body, forms truss structure; Described clamping device comprises stationary positioned block and screw thread location structure; Described stationary positioned block welding is at the outer surface of the working cross beam of jig main body; Described screw thread location structure comprises retaining thread location structure and movable whorl location structure, and complete use; Described retaining thread location structure is welded on the inner surface of the working cross beam of jig main body; Described movable whorl location structure comprises turning cylinder, the connecting rod of side matrix and screw thread backstay.Compared with prior art, the utility model effectively can control the positioning precision of welding work pieces, and the utility model is not yielding in Long-Time Service process, and workpiece has welded the rear demoulding easily, is convenient to cleaning.
Description
Technical field
The utility model relates to a kind of Bus Frame production frock, especially relates to a kind of bus body skeleton fixture.
Background technology
The large stretch of skeleton assembly welding of vehicle body six is the critical process that bus body is welded in production.This operation not only decides the hexahedral fitted position precision of bus body, and is the throat operation of restriction automobile welding lines productivity ratio.Due to bus body skeleton fixture, often size is comparatively large, and packaged type fixture, owing to supporting deficiency, very easily produces distortion.And the making precision of workpiece, particularly arc rod member is often not high, must need the phenomenon having some adjustment when being welded and beat, the fixture of Intensity Design deficiency produces moderate finite deformation very easily aborning, and the distortion of fixture all fills and directly makes part occur deviation.Make the fixture demoulding difficulty of locating piece with two-sided clamp, the normal external force used that needs prizes, and makes part inevitably occur artificial distortion.
Application number is the Chinese utility model patent of CN200920288851.5, is drawn pin by assembly welding fixture parent, the daughter of assembly welding fixture, positioning disk, positioning disk support, rotating shaft screw bolt, technique spring, is drawn finger setting bolt to form; Positioning disk is provided with rotating shaft screw bolt hole, and both sides, rotating shaft screw bolt hole are provided with draws pin central axis hole, location-plate; Draw pin by screw rod with holes, axis, cylindroid helical-coil compression spring, outer nut, regulating handle, draw finger setting support to form; Assembly welding fixture parent is provided with positioning disk support; The daughter of assembly welding fixture is provided with location-plate, is applicable to the weld jig of multiple different automobile types, but does not propose to improve to welding deformation and scale error problem.
Application number is the Chinese utility model patent of CN201220743105.2, disclose passenger vehicle back wall assembly assembling-welding fixtures and use it to carry out the technique of back wall assembly welding equipment, comprise movable underframe, left movable fixed mount, right movable fixed mount, left-side fixed mount and right side wall fixed mount, the below of left movable fixed mount and right movable fixed mount is provided with width adjustment mechanism, be connected on left movable fixed mount and right movable fixed mount respectively by elevating mechanism, and the clamp be equipped with for clamping side wall frame assembly, movable underframe is arranged between left-side fixed mount and right side wall fixed mount, welding deformation is there is and scale error is improved for after composition rear wall frame, but complex structure, operation inconvenience.
For above-mentioned shortcoming, be necessary to make improvement.
Utility model content
The utility model will solve technical problem underlying and be to provide a kind of bus body skeleton fixture, is intended to solve due to the yielding problem of fixture in bus body skeleton welding process; Can not accurate orientation problem to welding work pieces; Operation uses inconvenient problem.
For solving the problems of the technologies described above, technical solution of the present utility model is: a kind of bus body skeleton fixture, comprise clamp body and clamping device, described clamp body comprises the ground jig main body of the work that is fixedly mounted on made by channel-section steel and the bearing support made by channel-section steel; Described bearing support is welded on jig main body, forms truss structure; Described clamping device comprises stationary positioned block and screw thread location structure; Described stationary positioned block welding is at the outer surface of the working cross beam of jig main body; Described screw thread location structure comprises retaining thread location structure and movable whorl location structure, and complete use; Described retaining thread location structure is welded on the inner surface of the working cross beam of jig main body; Described movable whorl location structure comprises turning cylinder, the connecting rod of side matrix and screw thread backstay; Described turning cylinder is fixed on the downside surface of the working cross beam of described jig main body; Described connecting rod one end is flexibly connected on the rotating shaft, other end fixed installation screw thread backstay.
Further, in order to the concrete entirety of retaining clip maintains static, described jig main body is fixedly mounted on work ground by expansion bolt.
Further, conveniently clear up the foreign material within the scope of fixture, described jig main body is formed according to body framework structure of coach is imitated by steel tank.
Further, in order to when processing bus body skeleton, can be firm by it, the quantity of described stationary positioned block is 15 ~ 20, and uniform welding is at the outer surface of described two working cross beams.
Further, in order to when processing bus body skeleton, can coordinate bus body skeleton firm with stationary positioned block, the quantity of described retaining thread location structure is 15 ~ 20, and uniform welding is at the inner surface of described two working cross beams.
Further, in order to when processing bus body skeleton, can coordinate with stationary positioned block, retaining thread location structure matches bus body skeleton is firm, and it is convenient after machining, can conveniently take off motorbus body frame, the quantity of described movable whorl location structure is 15 ~ 20, and is evenly fixedly mounted on described two working cross beams.
The beneficial effects of the utility model are: adopt technique scheme, effectively can control the positioning precision of welding work pieces; During welding motorbus body frame, fixture adjusts workpiece and beats fixture all can not be caused to be out of shape because of Long-Time Service; Do not need when the skeleton demoulding to use external force, the demoulding is easy; And the foreign material within the scope of easy cleaning fixture.Meanwhile, the utility model frame structure is simple, cost is low, easily assembles, and operates very convenient.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only wherein four width of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is sectional view of the present utility model;
Fig. 3 is the structural representation of clamping device in the utility model;
Fig. 4 is the fixed structure schematic diagram on the utility model and work ground.
1-clamp body, 2-clamping device, 3-clamp body fixed block, 4-expansion bolt, 5-works ground, 11-jig main body, 12-bearing support, 21-stationary positioned block, 22-retaining thread location structure, 23-movable whorl location structure, 111-working cross beam, 112-support foot, 231-turning cylinder, 232-connecting rod, 233-screw thread backstay.
Detailed description of the invention
Below in conjunction with accompanying drawing, be clearly and completely described the technical scheme in the utility model, obviously, described embodiment is only preferred embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Embodiment
A kind of bus body skeleton fixture, comprises clamp body 1 and clamping device 2, the bearing support 12 that clamp body 1 comprises the ground jig main body 11 of the work that is fixedly mounted on made by channel-section steel and made by channel-section steel; Described jig main body 11 forms according to body framework structure of coach is imitated, comprises two working cross beams 111 being positioned at top and for fixing support foot 112; Bearing support 12 is welded on jig main body 11, forms truss structure; Clamping device 2 comprises stationary positioned block 21 and screw thread location structure; Stationary positioned block 21 has 15 ~ 20, and uniform welding is at the outer surface of described two working cross beams 111; Screw thread location structure comprises 15 ~ 20 retaining thread location structures 22 and 15 ~ 20 movable whorl location structures 23, and complete use; Retaining thread location structure 22 uniform welding is at the inner surface of described two working cross beams 111; Movable whorl location structure 23 is evenly fixedly mounted on described two working cross beams 111, comprises turning cylinder 231, the connecting rod 232 of side matrix and screw thread backstay 233; Screw thread backstay 233 is in the same plane with retaining thread location structure 22, can be fixed workpiece better; Turning cylinder 231 is fixed on the downside surface of described working cross beam 111; Connecting rod 232 one end is movably connected on turning cylinder 231, other end fixed installation screw thread backstay 233; Jig main body 11 is first fixed with clamp body fixed block 3, then is fixedly mounted on work ground 5 by expansion bolt 4.
When using fixture provided by the utility model, first workpiece is placed on jig main body 11, and by workpiece near stationary positioned block 21, then rotary fixing screw line location structure 22, and near workpiece, finally by movable whorl location structure 23, turn to peak by turning cylinder 231, screw thread backstay 233 is rotated from top, abut against on workpiece, thus on jig main body 11, from three directions, workpiece is carried out stressed fixing, effectively can control workpiece, facilitate workman precisely to weld workpiece.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (6)
1. a bus body skeleton fixture, comprises clamp body and clamping device, it is characterized in that: described clamp body comprises the ground jig main body of the work that is fixedly mounted on made by channel-section steel and the bearing support made by channel-section steel; Described jig main body comprises two working cross beams being positioned at top and for fixing support foot; Described bearing support is welded on jig main body, forms truss structure; Described clamping device comprises stationary positioned block and screw thread location structure; Described stationary positioned block welding is at the outer surface of the working cross beam of jig main body; Described screw thread location structure comprises retaining thread location structure and movable whorl location structure, and complete use; Described retaining thread location structure is welded on the inner surface of the working cross beam of jig main body; Described movable whorl location structure comprises turning cylinder, the connecting rod of side matrix and screw thread backstay; Described turning cylinder is fixed on the downside surface of the working cross beam of described jig main body; Described connecting rod one end is flexibly connected on the rotating shaft, other end fixed installation screw thread backstay.
2. bus body skeleton fixture according to claim 1, be is characterized in that: described jig main body is first fixed with clamp body fixed block, then is fixedly mounted on work ground by expansion bolt.
3. bus body skeleton fixture according to claim 1, is characterized in that: described jig main body is formed according to body framework structure of coach is imitated by steel tank.
4. the bus body skeleton fixture according to any one of claims 1 to 3, is characterized in that: the quantity of described stationary positioned block is 15 ~ 20, and uniform welding is at the outer surface of described two working cross beams.
5. bus body skeleton fixture according to claim 4, is characterized in that: the quantity of described retaining thread location structure is 15 ~ 20, and uniform welding is at the inner surface of described two working cross beams.
6. bus body skeleton fixture according to claim 5, is characterized in that: the quantity of described movable whorl location structure is 15 ~ 20, and is evenly fixedly mounted on described two working cross beams.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520327730.2U CN204657803U (en) | 2015-05-20 | 2015-05-20 | A kind of bus body skeleton fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520327730.2U CN204657803U (en) | 2015-05-20 | 2015-05-20 | A kind of bus body skeleton fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204657803U true CN204657803U (en) | 2015-09-23 |
Family
ID=54128236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520327730.2U Expired - Fee Related CN204657803U (en) | 2015-05-20 | 2015-05-20 | A kind of bus body skeleton fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204657803U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108942052A (en) * | 2018-09-04 | 2018-12-07 | 桂林航天工业学院 | A kind of bus body skeleton welding fixture with turn over function |
| CN109014728A (en) * | 2018-09-04 | 2018-12-18 | 桂林航天工业学院 | A kind of bus body skeleton welding fixture with deflection function |
-
2015
- 2015-05-20 CN CN201520327730.2U patent/CN204657803U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108942052A (en) * | 2018-09-04 | 2018-12-07 | 桂林航天工业学院 | A kind of bus body skeleton welding fixture with turn over function |
| CN109014728A (en) * | 2018-09-04 | 2018-12-18 | 桂林航天工业学院 | A kind of bus body skeleton welding fixture with deflection function |
| CN108942052B (en) * | 2018-09-04 | 2023-06-20 | 桂林航天工业学院 | Passenger car body framework welding fixture with overturning function |
| CN109014728B (en) * | 2018-09-04 | 2023-07-07 | 桂林航天工业学院 | Passenger car body framework welding fixture with deflection function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 408527 Wulong County White Horse Town Park Road, No. 70, No. Patentee after: CHONGQING SUITONG NEW ENERGY AUTOMOTIVE MANUFACTURING CO.,LTD. Address before: 408527 Wulong County White Horse Town Park Road, No. 70, No. Patentee before: CHONGQING SUITONG INDUSTRY CO.,LTD. |
|
| CB03 | Change of inventor or designer information |
Inventor after: Li Jiang Inventor after: Zhang Xiwei Inventor after: You Tao Inventor after: Mou Lunjun Inventor after: You Yushi Inventor before: You Yushi Inventor before: Li Jiang Inventor before: You Junjie Inventor before: You Tao Inventor before: Mou Lunjun |
|
| COR | Change of bibliographic data | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150923 |