CN223383343U - Flexible clamp suitable for machining back longitudinal beam castings of multi-model vehicle bodies - Google Patents
Flexible clamp suitable for machining back longitudinal beam castings of multi-model vehicle bodiesInfo
- Publication number
- CN223383343U CN223383343U CN202422689610.9U CN202422689610U CN223383343U CN 223383343 U CN223383343 U CN 223383343U CN 202422689610 U CN202422689610 U CN 202422689610U CN 223383343 U CN223383343 U CN 223383343U
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- China
- Prior art keywords
- longitudinal beam
- base plate
- plate
- castings
- positioning
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Abstract
The utility model discloses a flexible clamp suitable for processing back longitudinal beam castings of multiple types of vehicle bodies, which comprises a base plate (2), wherein an integrated module clamp is arranged on the base plate (2), the longitudinal beam castings (1) are arranged on the base plate (2), the module clamp comprises a positioning plate (4) arranged on the base plate (2), an air cylinder (5) is arranged on the positioning plate (4), a clamping plate (6) is arranged on the air cylinder (5), a fixing pin (7) is arranged between the positioning plate (4) and the base plate (2), the position of the module clamp is calibrated by utilizing a positioning groove (3), the module clamp is quickly fixed on the base plate (2) by utilizing a fixing piece after the module clamp is placed, the purpose of quick replacement and installation is achieved, the air cylinder (5) and the clamping plate (6) are fixed on the base plate (2) through the positioning plate (4) and the fixing pin (7), and the fixing pin (7) is convenient for disassembling and assembling the positioning plate (4).
Description
Technical Field
The utility model belongs to the technical field of automobile part machining, and particularly relates to a flexible clamp suitable for machining rear longitudinal beam castings of multiple types of automobile bodies.
Background
The automobile electric intelligent era, the weight and the weight of an automobile are necessary, the production line cost and the infrastructure cost are greatly saved by an integrated die casting technology, the time cost and the labor cost of production are reduced, large-scale aluminum parts are manufactured through a large-tonnage die casting machine, the integrated processing of the automobile body structural parts is mainly referred to, a plurality of independent and scattered small parts in the original design are redesigned to be highly integrated, and then the die casting machine is utilized for carrying out one-step molding die casting to form complete large parts, so that welding and assembly processes are omitted.
In a public specification of patent number 201922084739.6, publication day of which is 6/26/2020, a left front longitudinal beam front section clamp is disclosed, which comprises a base, a first clamping part, a second clamping part, a third clamping part, a fourth clamping part and a side fixing part are fixedly arranged on the base, the first clamping part clamps and fixes the sealing end of the left front longitudinal beam front section, the fourth clamping part clamps and fixes the opening end of the left front longitudinal beam front section, a first locating pin for locating an upper cover plate of the left front longitudinal beam front section and a second locating pin for locating a lower groove body of the left front longitudinal beam front section are further arranged on the fourth clamping part, the second clamping part and the third clamping part are respectively used for clamping and fixing the middle part of the left front longitudinal beam front section, a first detector and a second detector for detecting whether welding columns are missed are further arranged on the second clamping part and the third clamping part, and a third locating pin is arranged on the side fixing part and used for locating the lower groove body of the left front longitudinal beam front section. The utility model has the advantages of simple operation, reliable work and high production efficiency.
The development trend of the current automobile manufacturing industry is that the automobile types are diversified, the production period is shortened, the cost control requirement is improved, and the high-efficiency, flexible and high-universality machining equipment and tooling fixture are required. In the current processing process of the cast part of the rear longitudinal beam of the automobile body, the traditional special fixture is frequently replaced, has poor adaptability, has high cost and the like due to large size and shape differences among different automobile types.
Disclosure of utility model
The utility model aims to provide a flexible fixture which has wide application range and improves production efficiency and is suitable for processing rear longitudinal beam castings of multiple types of automobile bodies.
In order to achieve the above purpose, the technical scheme adopted by the utility model is that the flexible fixture suitable for processing the back longitudinal beam castings of the vehicle bodies with multiple types comprises a base plate, wherein the base plate is provided with an integrated module fixture, the longitudinal beam castings are arranged on the base plate, the module fixture is provided with a fixing piece for fixing the module fixture, and the base plate is provided with a positioning groove matched with the module fixture.
The module clamp comprises a locating plate arranged on a base plate, an air cylinder is arranged on the locating plate, a clamping plate is arranged on the air cylinder, and the fixing piece is a fixing pin arranged between the locating plate and the base plate.
The locating plate is embedded in the locating groove.
The locating plate is provided with a cover plate, and the fixing pin penetrates through the cover plate and the locating plate.
The utility model provides a flexible fixture suitable for longeron foundry goods processing behind polytype automobile body, includes the base plate, still includes the square groove anchor clamps of centre gripping longeron foundry goods, square groove anchor clamps divide into bottom setting element and the clamping part of setting on the base plate, bottom setting element is the bullet round pin of setting on the base plate, the clamping part is the support clamp plate of hugging closely at longeron foundry goods side.
The spring pin is inserted into a pin hole in the longitudinal beam casting.
The spring pin is connected with a linear cylinder.
The base plate is provided with a supporting head, and the supporting head is attached to the corner of the longitudinal beam casting.
The three support pressing plates are respectively attached to different surfaces of the longitudinal beam casting, and the support pressing plates are connected with oil cylinders.
The utility model has the technical effects that the number and the replacement frequency of the special fixtures are greatly reduced by using the modularized fixtures, the production cost is reduced, the fixture is rapidly and smoothly switched between different types of products, the non-production time is reduced, the processing precision and the processing efficiency are improved, the product quality is improved, the flexibility and the response speed of the production line are enhanced, and the method is suitable for market change.
Drawings
The present specification includes the following drawings, the contents of which are respectively:
FIG. 1 is a schematic view of a flexible fixture for processing a multi-model vehicle body rear side rail casting;
FIG. 2 is a schematic illustration of a base plate of the flexible fixture of FIG. 1 adapted for use in the processing of multi-model vehicle body rear rail castings;
FIG. 3 is a schematic view of a locating pin of the flexible fixture of FIG. 1 adapted for use in the machining of multi-model vehicle body rear rail castings;
FIG. 4 is a schematic view of a positioning plate of the flexible fixture of FIG. 1 adapted for use in the machining of multi-model vehicle body rear rail castings;
Fig. 5 is a schematic view of a support head of the flexible fixture of fig. 1 adapted for use in the machining of multi-model vehicle body rear rail castings.
The drawing shows that the steel rail is 1, a longitudinal beam casting, 2, a base plate, 3, a positioning groove, 4, a positioning plate, 5, an air cylinder, 6, a clamping plate, 7, a fixing pin, 8, a covering plate, 9, a spring pin, 10, a supporting pressing plate, 11, a linear cylinder, 12, a supporting head, 13 and an oil cylinder.
Detailed Description
The following detailed description of the embodiments of the utility model, given by way of example only, is presented in the accompanying drawings to aid those skilled in the art in a more complete, accurate and thorough understanding of the inventive concepts and aspects of the utility model, and to facilitate their practice.
Referring to fig. 1-5, a flexible fixture suitable for processing back longitudinal beam castings of multiple types of vehicle bodies comprises a base plate 2, wherein an integrated module fixture is arranged on the base plate 2, the longitudinal beam castings 1 are arranged on the base plate 2, fixing pieces for fixing the module fixture are arranged on the module fixture, positioning grooves 3 matched with the module fixture are arranged on the base plate 2, the positions of the module fixtures are calibrated by the aid of the positioning grooves 3, and after the module fixtures are placed, the module fixtures are quickly fixed on the base plate 2 by the aid of the fixing pieces, so that the purpose of quick replacement and installation is achieved.
The module clamp comprises a positioning plate 4 arranged on a base plate 2, an air cylinder 5 is arranged on the positioning plate 4, a clamping plate 6 is arranged on the air cylinder 5, the fixing piece is a fixing pin 7 arranged between the positioning plate 4 and the base plate 2, the air cylinder 5 and the clamping plate 6 are fixed on the base plate 2 through the positioning plate 4 and the fixing pin 7, and the fixing pin 7 is convenient for dismounting the positioning plate 4.
The positioning plate 4 is embedded in the positioning groove 3, and the positioning groove 3 is utilized to preliminarily position the positioning plate 4, so that the installation is convenient, and the installation efficiency is improved.
The locating plate 4 is provided with a cover plate 8, the fixing pins 7 penetrate through the cover plate 8 and the locating plate 4, the cover plate 8 can play a role in protecting the locating plate 4, and damage to the locating plate 4 when the fixing pins 7 are installed is reduced.
The utility model provides a flexible fixture suitable for longeron foundry goods processing behind polytype automobile body, includes base plate 2, still includes the square groove anchor clamps of centre gripping longeron foundry goods 1, square groove anchor clamps divide into bottom setting element and the clamping part of setting on base plate 2, bottom setting element is the bullet round pin 9 of setting on base plate 2, the clamping part is for hugging closely the support clamp plate 10 at longeron foundry goods 1 side.
The longitudinal beam machining difficulty lies in the square groove machining of the side edge of the longitudinal beam casting 1, the square groove fixture is fixed on the outer side of the square groove, the elastic pin 9 is adopted for positioning when the product is fed and positioned on the fixture, the four sides of the square groove are clamped by the aid of the clamping pieces, vibration is avoided during machining, machining efficiency and cutter service life are improved, after the square groove is opened, the machine tool controls the clamping pieces to open through the PLC, then the side face is machined, misoperation of the clamping pieces is prevented, gas detection control is adopted for preventing misoperation of the clamping pieces in place, machining installation is caused, and machining safety is guaranteed.
The spring pin 9 is inserted into a pin hole in the longitudinal beam casting 1, and the positioning effect is realized by utilizing the cooperation of the spring pin 9 and the pin hole.
After the clamp is clamped, the positioning pin is retracted by adopting the linear cylinder 11, so that smooth machining of the square groove is ensured, interference during square groove machining is avoided, and the elastic pin 9 protrudes too long.
The base plate 2 is provided with a supporting head 12, the supporting head 12 is attached to the corner of the longitudinal beam casting 1, the supporting head 12 is used for preventing rotation and limiting, and machining cutter breakage is avoided under the condition that the supporting effect of the bottom surface of the square groove is guaranteed.
The number of the supporting pressing plates 10 is three, the supporting pressing plates 10 are respectively attached to different surfaces of the longitudinal beam casting 1, the supporting pressing plates 10 are connected with oil cylinders 13, and the longitudinal beam casting 1 can be better clamped to prevent vibration during processing.
The utility model has the technical effects that the number and the replacement frequency of the special fixtures are greatly reduced by using the modularized fixtures, the production cost is reduced, the fixture is rapidly and smoothly switched between different types of products, the non-production time is reduced, the processing precision and the processing efficiency are improved, the product quality is improved, the flexibility and the response speed of the production line are enhanced, and the method is suitable for market change.
The utility model is described above by way of example with reference to the accompanying drawings. It will be clear that the utility model is not limited to the embodiments described above. It is within the scope of the present utility model to apply the above-described concepts and technical solutions of the present utility model directly to other applications, as long as they are various insubstantial modifications made by using the method concepts and technical solutions of the present utility model, or not.
Claims (9)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422689610.9U CN223383343U (en) | 2024-11-05 | 2024-11-05 | Flexible clamp suitable for machining back longitudinal beam castings of multi-model vehicle bodies |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422689610.9U CN223383343U (en) | 2024-11-05 | 2024-11-05 | Flexible clamp suitable for machining back longitudinal beam castings of multi-model vehicle bodies |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223383343U true CN223383343U (en) | 2025-09-26 |
Family
ID=97130482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202422689610.9U Active CN223383343U (en) | 2024-11-05 | 2024-11-05 | Flexible clamp suitable for machining back longitudinal beam castings of multi-model vehicle bodies |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223383343U (en) |
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2024
- 2024-11-05 CN CN202422689610.9U patent/CN223383343U/en active Active
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