CN214321536U - Diesel pump case border frock - Google Patents
Diesel pump case border frock Download PDFInfo
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- CN214321536U CN214321536U CN202023266228.5U CN202023266228U CN214321536U CN 214321536 U CN214321536 U CN 214321536U CN 202023266228 U CN202023266228 U CN 202023266228U CN 214321536 U CN214321536 U CN 214321536U
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Abstract
The utility model provides a diesel pump case border frock, includes pretension pressure equipment device and pressure equipment device of bending, wherein, pretension pressure equipment device elastic connection pressure equipment device of bending to make pretension pressure equipment device contact the work piece earlier and exert the pretightning force. And after the pre-tightening press-fitting device is pressed down to a preset press-fitting position, the bending press-fitting device is contacted with the workpiece and applies bending force. The utility model discloses can improve production efficiency and accurate control packing force by a wide margin to improve automobile parts assembly process's yield and automatic level.
Description
Technical Field
The utility model relates to a make the frock, especially relate to diesel pump's manufacturing frock.
Background
In the prior art, the sealing and edge rolling assembly of the pump shell and the pump body of the diesel pump adopts a three-station roller edge folding and sealing process, the pump shell is bent for 45 degrees and then bent for 75 degrees, the shell is bent for 90 degrees, and the pressing force of parts inside the pump body needs to be controlled during the bending. Because the prior art step of bending is manual and the step is loaded down with trivial details, so not only production efficiency is low, and the packing force is difficult to control moreover.
Therefore, a product is needed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a diesel pump case border frock can improve production efficiency and accurate control packing force by a wide margin to improve automobile parts assembly process's yield and automatic level.
In order to achieve the above object, the utility model provides a diesel pump case border frock, including pretension pressure equipment device and the pressure equipment device of bending, wherein, pretension pressure equipment device elastic connection pressure equipment device of bending to make pretension pressure equipment device contact the work piece earlier and apply the pretightning force. And after the pre-tightening press-fitting device is pressed down to a preset press-fitting position, the bending press-fitting device is contacted with the workpiece and applies bending force.
As an optimal mode, the diesel pump shell trimming tool further comprises a positioning tool, wherein the positioning tool can position a workpiece, so that the workpiece does not shake in the press fitting process.
Preferably, the bending press-fitting device comprises a pre-tightening press-fitting device movable groove and a bending frame, wherein a bending pressure head for bending the workpiece is arranged on the bending frame. A movable groove of a pre-tightening press-fitting device is arranged in the bending frame. The movable groove of the pre-tightening press-fitting device is elastically connected with the pre-tightening press-fitting device, and the pre-tightening press-fitting device can elastically stretch along the groove.
Preferably, the pre-tightening press-fitting device comprises a pre-tightening press-fitting head and an elastic piece, wherein the first end of the elastic piece is connected with the movable groove of the pre-tightening press-fitting device, and the second end of the elastic piece is connected with the pre-tightening press-fitting head.
As preferred mode, the location frock includes backup pad and work piece constant head tank, wherein, is provided with the work piece constant head tank in the backup pad. And the workpiece positioning groove is matched with the workpiece in shape.
As the preferred mode, the middle part of the supporting plate is provided with a workpiece positioning groove.
Preferably, the positioning tool further comprises a base, wherein the supporting plate is detachably mounted on the base.
Preferably, the workpiece positioning slot is detachably mounted on the support plate.
Preferably, the top of the bending frame is provided with a jackscrew. The jackscrew and the spring are used for adjusting the pretightening force of the pretightening pressure head 5.
Preferably, the pre-tightening pressure head and the bending pressure head form a step-shaped groove at the preset pressing position.
Compared with the prior art, the utility model discloses collect location, direction, support, riveting and measure in an organic whole, structure and easy operation have greatly simplified production procedure, are showing and are improving production efficiency.
On the one hand, the utility model discloses in the border assembly fixture seals of the diesel pump case and the pump body, the integration seals frock and pretightning force frock and an organic whole, practices thrift station and equipment cost.
On the other hand, the utility model discloses an assembly fixture not only adopts servo press drive assembly fixture to control the displacement and the angle that work piece 3 bent, has integrated spring pretension closing device in the frock moreover and has controlled the assembly packing force of product, therefore can improve production efficiency and accurate control packing force by a wide margin. Workpiece forming and workpiece internal stress control can be simultaneously completed only by one set of tool, bending press mounting of the pump shell and control of pre-tightening force of internal parts of the oil pump are combined into one operation, and production efficiency is greatly improved.
In addition, adopt the utility model discloses the pretightning force of applying to the work piece can be adjusted in a flexible way.
Adopt the utility model discloses can make the investment save $60k, the cost of labor reduces 50%.
Drawings
Fig. 1 is the utility model discloses a structural schematic of diesel pump case border frock.
Detailed Description
Hereinafter, embodiments of the diesel pump case piping tool of the present invention will be described with reference to the accompanying drawings.
The embodiments described herein are specific embodiments of the present invention, and are intended to be illustrative of the concepts of the present invention, which are intended to be illustrative and exemplary, and should not be construed as limiting the scope of the embodiments and the invention. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include technical solutions which employ any obvious replacement or modification of the embodiments described herein.
The drawings in the present specification are schematic views to assist in explaining the concept of the present invention, and schematically show the shapes of the respective portions and the mutual relationships thereof. It should be noted that the drawings are not necessarily drawn to the same scale in order to clearly illustrate the structures of the various components of the embodiments of the present invention. The same reference numerals are used to designate the same or similar parts. Further, when the description is made with reference to the drawings, directional words such as "upper", "lower", etc. are employed for convenience of description, and they do not constitute specific limitations on the structure of the features.
Example one
As shown in fig. 1, in this embodiment, the trimming tool for the pump shell of the diesel pump comprises a pre-tightening press-fitting device and a bending press-fitting device, wherein the pre-tightening press-fitting device is elastically connected with the bending press-fitting device, so that the pre-tightening press-fitting device contacts the workpiece 3 first and applies pre-tightening force. After the pre-tightening press-fitting device is pressed down to a preset press-fitting position, the bending press-fitting device is in contact with the workpiece 3 and applies bending force.
Further preferably, the diesel pump case border frock of this embodiment still includes location frock 2, and wherein, location frock 2 can fix a position work piece 3 for work piece 3 does not take place to rock in the pressure equipment in-process.
In this embodiment, it is further preferable that the bending press-fitting device includes a pre-tightening press-fitting device movable groove and a bending frame, wherein the bending frame is provided with a bending press head 8 for bending the workpiece 3. A movable groove of a pre-tightening press-fitting device is arranged in the bending frame. The movable groove of the pre-tightening press-fitting device is elastically connected with the pre-tightening press-fitting device, and the pre-tightening press-fitting device can elastically stretch along the groove.
In this embodiment, it is further preferable that the pre-tightening press-fitting device includes a pre-tightening press-fitting head 5 and an elastic member, wherein a first end of the elastic member is connected to the movable groove of the pre-tightening press-fitting device, and a second end of the elastic member is connected to the pre-tightening press-fitting head 5.
In this embodiment, it is further preferable that the pre-tightening pressing head 5 and the bending pressing head 8 form a stepped groove at the pre-set pressing position, so as to precisely control the bending position and angle and the pre-tightening force.
The present embodiment further preferably provides that the positioning tool 2 includes a supporting plate 1 and a workpiece positioning slot, wherein the supporting plate 1 is provided with the workpiece positioning slot. And the workpiece positioning groove matches the shape of the workpiece 3. Further, a workpiece positioning groove may be provided in the middle of the support plate 1.
The present embodiment further preferably further includes a base, wherein the supporting plate 1 is detachably mounted on the base. Further, the positioning grooves of the workpiece 3 are detachably mounted on the support plate 1.
The utility model discloses collect location, direction, support, riveting and measure in an organic whole, the structure is simple with easy operation, has greatly simplified production procedure, has improved production efficiency remarkably.
The utility model discloses a concrete assembly operating procedure as follows:
an operator places a workpiece 3 on the positioning tool 2 and the supporting plate 1, a press (not shown) pushes the upper pressure head 4 to move downwards, wherein the upper pressure head 4 comprises an elastic pre-tightening pressure head 5, and the pre-tightening force of the pre-tightening pressure head 5 can be flexibly adjusted according to actual needs by means of the adjusting jackscrew 6 and the spring 7.
When the upper pressure head 4 moves downwards, the elastic pre-tightening pressure head 5 contacts the workpiece 3 to apply pre-tightening pressure to the workpiece 3, wherein the upper pressure head 4 is internally provided with a fixed bending pressure head 8, and the press-fitting stroke of the bending pressure head 8 is controlled by the press.
And when the fixed bending pressure head 8 descends to a fixed position during press fitting, the bending angle and the position of the shell of the workpiece 3 are fixed. At this time, the compression amount of the preload ram 5 is also a constant value, and the preload pressure of the workpiece 3 is also a constant value.
And after the upper pressing head 4 is pressed in place, returning to the initial position, and taking out the workpiece 3 by an operator.
The utility model discloses than prior art advantage lie in:
the utility model discloses original technology assembly methods have been improved, the control of the pretightning force of bending pressure equipment and oil pump internals with the pump case merges and goes on for once to the pretightning force can be adjusted.
The utility model discloses only just only lean on one set of frock just can accomplish the shaping of work piece 3 and the control of the internal stress of work piece 3 simultaneously, bend the control of pressure equipment and oil pump internals's pretightning force with the pump case and merge and go on for once, and then improved production efficiency by a wide margin.
Example two
Compared with the first embodiment, the difference of the second embodiment is that the top of the bending frame of the diesel pump shell binding tool is provided with a jackscrew 6. The utility model discloses in, jackscrew 6 and spring 7 all can be used for nimble pretightning force of adjusting pretension pressure head 5, and the wide and maintenance convenience of frock application scope like this, a tractor serves several purposes can further save the equipment spending.
The utility model discloses a detailed operation flow of the control of pressure equipment and oil pump internals's pretightning force of bending of pump case is as follows:
1. the operator can adjust the pretightning force of pretension pressure head 5 according to actual need, and later the operator puts work piece 3 on location frock 2 and backup pad 1, starts the press.
2. The press descends rapidly at the beginning, and when the press is decelerated after contacting the workpiece 3, the press moves downwards at a low speed.
3. The workpiece 3 first contacts the pretensioning ram 5 while the workpiece 3 compresses the spring 7. The spring 7 provides a pre-stressing force to the inner part of the workpiece 3 by pre-stressing the ram 5.
4. The press continues to press down and the bending ram 8 begins to press the shell of the workpiece 3 when the bending ram 8 contacts the shell of the workpiece 3. The force of the press acts on the pump housing of the workpiece 3 via the bending ram 8.
5. And after the bending position and the press-fitting force recommended by the workpiece 3 are reached, the press-fitting is finished, the press moves upwards, and the press returns to the original point quickly.
6. The operator removes the workpiece 3 from the positioning tool 2.
Compared with the prior art, the utility model discloses collect location, direction, support, riveting and measure in an organic whole, structure and easy operation have greatly simplified production procedure, are showing and are improving production efficiency.
On the one hand, the utility model discloses in the border assembly fixture seals of the diesel pump case and the pump body, the integration seals frock and pretightning force frock and an organic whole, practices thrift station and equipment cost.
On the other hand, the utility model discloses an assembly fixture not only adopts servo press drive assembly fixture to control the displacement and the angle that work piece 3 bent, has integrated spring pretension closing device in the frock moreover and has controlled the assembly packing force of product, therefore can improve production efficiency and accurate control packing force by a wide margin. The forming of the workpiece 3 and the control of the internal stress of the workpiece 3 can be completed simultaneously only by one set of tool, the bending press mounting of the pump shell and the control of the pretightening force of the internal part of the oil pump are combined into one operation, and further the production efficiency is greatly improved.
In addition, adopt the utility model discloses the pretightning force of applying to work piece 3 can be adjusted in a flexible way.
Adopt the utility model discloses can make the investment save $60k, the cost of labor reduces 50%.
The above is right the utility model discloses a diesel pump case border frock's embodiment has explained, and its aim at explains the spirit of the utility model. Note that those skilled in the art can modify and combine the features of the above-described embodiments without departing from the spirit of the present invention, and therefore, the present invention is not limited to the above-described embodiments. The specific features of the diesel pump casing piping tooling of the present invention, such as shape, size and location, can be specifically designed with the effect of the features disclosed above, and such designs are within the reach of those skilled in the art. Moreover, the technical features disclosed above are not limited to the combinations with other features disclosed, and other combinations between the technical features can be performed by those skilled in the art according to the purpose of the invention to achieve the aim of the invention.
Claims (10)
1. A trimming tool for a pump shell of a diesel pump is characterized by comprising a pre-tightening press-fitting device and a bending press-fitting device, wherein,
the pre-tightening press-fitting device is elastically connected with the bending press-fitting device, so that the pre-tightening press-fitting device contacts the workpiece firstly and applies pre-tightening force;
and after the pre-tightening press-fitting device is pressed down to a preset press-fitting position, the bending press-fitting device is contacted with the workpiece and applies bending force.
2. The diesel pump casing piping tool of claim 1, further comprising a positioning tool, wherein,
the positioning tool can position the workpiece, so that the workpiece does not shake in the press fitting process.
3. The roll-hemming tool for the pump shell of the diesel pump according to claim 1,
the bending press-fitting device comprises a pre-tightening press-fitting device movable groove and a bending frame, wherein,
a bending pressure head for bending the workpiece is arranged on the bending frame;
a movable groove of the pre-tightening press-mounting device is formed in the bending frame;
the movable groove of the pre-tightening press-fitting device is elastically connected with the pre-tightening press-fitting device, and the pre-tightening press-fitting device can elastically stretch along the groove.
4. The roll hemming tool for the pump shell of the diesel pump according to claim 3,
the pre-tightening press-fitting device comprises a pre-tightening press head and an elastic piece, wherein,
the first end of the elastic piece is connected with the movable groove of the pre-tightening press-fitting device, and the second end of the elastic piece is connected with the pre-tightening pressure head.
5. The roll hemming tool for the pump shell of the diesel pump according to claim 2,
the positioning tool comprises a supporting plate and a workpiece positioning groove, wherein,
the supporting plate is provided with the workpiece positioning groove; and the number of the first and second electrodes,
the workpiece positioning groove is matched with the workpiece in shape.
6. The roll hemming tool for the pump shell of the diesel pump according to claim 5,
the middle part of the supporting plate is provided with the workpiece positioning groove.
7. The roll hemming tool for the pump shell of the diesel pump according to claim 5,
the positioning tool also comprises a base, wherein,
the support plate is detachably mounted on the base.
8. The roll hemming tool for the pump shell of the diesel pump according to claim 5,
the workpiece positioning groove is detachably mounted on the supporting plate.
9. The diesel pump shell trimming tool according to claim 4, wherein a top thread is arranged at the top of the bending frame;
the jackscrew and the elastic piece are used for adjusting the pretightening force of the pretightening pressure head, wherein the elastic piece is a spring.
10. The roll-hemming tool for the pump shell of the diesel pump according to claim 4,
the pre-tightening pressure head and the bending pressure head form a step-shaped groove at a preset pressing position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023266228.5U CN214321536U (en) | 2020-12-30 | 2020-12-30 | Diesel pump case border frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023266228.5U CN214321536U (en) | 2020-12-30 | 2020-12-30 | Diesel pump case border frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214321536U true CN214321536U (en) | 2021-10-01 |
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ID=77903748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023266228.5U Active CN214321536U (en) | 2020-12-30 | 2020-12-30 | Diesel pump case border frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214321536U (en) |
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2020
- 2020-12-30 CN CN202023266228.5U patent/CN214321536U/en active Active
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