CN215146830U - Hydraulic clamp for machining special-shaped oil rail - Google Patents
Hydraulic clamp for machining special-shaped oil rail Download PDFInfo
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- CN215146830U CN215146830U CN202121495507.0U CN202121495507U CN215146830U CN 215146830 U CN215146830 U CN 215146830U CN 202121495507 U CN202121495507 U CN 202121495507U CN 215146830 U CN215146830 U CN 215146830U
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Abstract
The utility model provides a hydraulically operated fixture is used in processing of dysmorphism oil rail, including bottom plate, stand and roof, the bottom plate is connected in stand one end, the roof is connected in the stand other end, be equipped with the first location portion that is used for fixing a position dysmorphism oil rail axial one end on the bottom plate, be equipped with the second location portion that is used for fixing a position the dysmorphism oil rail axial other end on the roof, be equipped with the hydro-cylinder board on the roof, all be equipped with on hydro-cylinder board and the stand and be used for embracing the third location portion of dysmorphism oil rail, still be equipped with the fourth location portion that is used for radial positioning dysmorphism oil rail on the stand. This application can carry out accurate location to special-shaped oil rail, reduces the vibration of adding man-hour, improves the machining precision.
Description
Technical Field
The utility model relates to an anchor clamps, especially a special-shaped hydraulic fixture for oil rail processing.
Background
The oil rail is used as a key component in an automobile engine and mainly plays a role in inhibiting pressure fluctuation generated by oil supply of a high-pressure pump and oil injection of an oil injector and ensuring the stability of system pressure.
With the development of the automobile industry, the requirements of consumers on the running speed and the comfort level of a vehicle are higher and higher, which promotes the appearance design of an oil rail to be more complex and the clamping and processing of a special-shaped oil rail to be more difficult to a certain extent;
the existing special-shaped oil rail clamp is mainly used for centering, positioning and clamping a V-shaped block, and the machining precision of the special-shaped oil rail clamp is greatly influenced by the casting precision of an oil rail; and for the processing on the different angles of dysmorphism oil rail, need be equipped with corresponding four-axis revolving stage, earlier stage cost input is also great.
Disclosure of Invention
To the not enough of existence among the prior art, the utility model provides a special-shaped hydraulic fixture for oil rail processing utilizes the cooperation of four location portions to improve the location effect of oil rail. The processing precision is improved, the vibration during processing is reduced, and when the processing tool is matched with a horizontal machine tool, a plurality of parts can be clamped and processed at one time. The utility model adopts the technical proposal that:
the utility model provides a special-shaped hydraulic fixture for oil rail processing, includes bottom plate, stand and roof, the bottom plate is connected in stand one end, the roof is connected in the stand other end, be equipped with the first location portion that is used for fixing a position special-shaped oil rail axial one end on the bottom plate, be equipped with the second location portion that is used for fixing a position the special-shaped oil rail axial other end on the roof, be equipped with the hydro-cylinder board on the roof, all be equipped with on hydro-cylinder board and the stand and be used for embracing the third location portion of special-shaped oil rail, still be equipped with the fourth location portion that is used for radial positioning special-shaped oil rail on the stand.
Further, the first positioning part comprises a first linear oil cylinder, a push head, a first spring, a top rod and a tip, the first linear oil cylinder is arranged on the bottom plate, the push head is connected with the output end of the first linear oil cylinder, one end of the first spring is connected with the push head, the other end of the first spring is connected with the top rod, and the tip is arranged at one end of the top rod;
the first spring can deform to drive the ejector rod to move, so that the center moves to pre-position the special-shaped oil rail.
Furthermore, the first positioning part further comprises a top seat and a guide sleeve, the top seat is arranged on the bottom plate, the guide sleeve is in threaded connection with the top seat, the ejector rod penetrates through the guide sleeve, and the bottom end of the ejector rod can be in contact with the bottom end of the guide sleeve so as to realize the motion limitation of the ejector rod.
Further, the second positioning portion comprises an elastic pin, a clamping sleeve, a supporting shaft, a clamping sleeve lower flange, an equal-height column, a clamping sleeve upper flange and a third linear oil cylinder, the third linear oil cylinder is arranged on the top plate, the output end of the third linear oil cylinder is connected with an oil cylinder connector, the other end of the oil cylinder connector is connected with the clamping sleeve upper flange, one end of the equal-height column is connected with the clamping sleeve upper flange, the other end of the equal-height column is connected with the clamping sleeve lower flange, the supporting shaft is arranged on the top plate and penetrates through the clamping sleeve lower flange, the sleeve is arranged on the top plate, the clamping sleeve is arranged on the clamping sleeve lower flange, and the supporting shaft, the clamping sleeve and the sleeve are coaxially arranged from inside to outside.
Furthermore, a second spring is arranged inside the elastic pin, and one end of the elastic pin is provided with a mistake-proofing rod matched with one end of the special-shaped oil rail.
Furthermore, the circumference of one end of the jacket is provided with a thin groove, the outer circle surface of the end, provided with the thin groove, of the jacket is conical, and the inner circle surface of one end of the sleeve is the same as the outer circle surface of the jacket.
Further, the third positioning portion comprises a second linear oil cylinder, and the second linear oil cylinder is arranged on the stand column or the oil cylinder plate to surround the outer surface of the special-shaped oil rail.
Further, fourth location portion includes angle support, angle supporting seat, angle hydro-cylinder seat and fourth straight line hydro-cylinder, the angle supporting seat sets up on the stand, the angle support is connected in the surface of angle supporting seat in order to support special-shaped oil rail, the angle hydro-cylinder seat sets up on the bottom plate, fourth straight line hydro-cylinder is connected in the surface of angle hydro-cylinder seat in order to fix a position special-shaped oil cylinder.
The utility model has the advantages that: the axial two ends of the special-shaped oil rail are elastically positioned by the first positioning portion and the second positioning portion, the radial surface of the special-shaped oil rail is further positioned by the third positioning portion and the fourth positioning portion, when the special-shaped oil rail is matched with a horizontal machine tool for use, the positioning effect can be improved by the clamping and positioning mode, the machining precision can be improved, the vibration during machining is reduced, and machining of a plurality of positions can be completed by one-time clamping.
Drawings
Fig. 1 is a sectional view of the present invention.
Fig. 2 is a schematic structural view of the first positioning portion of the present invention.
Fig. 3 is a schematic structural diagram of the second positioning portion of the present invention.
Fig. 4 is a front view of the present invention.
In the figure: 1-bottom plate, 2-upright post, 3-first linear oil cylinder, 4-push head, 5-first spring, 6-top seat, 7-guide sleeve, 8-top rod, 9-top point, 10-second linear oil cylinder, 11-oil cylinder plate, 12-error-proof rod, 13-elastic pin, 14-jacket, 15-sleeve, 16-second spring, 17-supporting shaft, 18-jacket lower flange, 19-contour column, 20-jacket upper flange, 21-third linear oil cylinder, 22-oil cylinder connector, 23-top plate, 24-angular support, 25-angular support seat, 26-angular oil cylinder seat and 27-fourth linear oil cylinder.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Please refer to fig. 1-4, the utility model provides a special-shaped hydraulic fixture for oil rail processing, including bottom plate 1, stand 2 and roof 23, bottom plate 1 is connected in 2 one ends of stand, roof 23 is connected in the 2 other ends of stand, be equipped with the first location portion that is used for fixing a position special-shaped oil rail axial one end on the bottom plate 1, be equipped with the second location portion that is used for fixing a position the special-shaped oil rail axial other end on the roof 23, be equipped with hydro-cylinder plate 11 on the roof 23, all be equipped with on hydro-cylinder plate 11 and the stand 2 and be used for embracing the third location portion of special-shaped oil rail, still be equipped with the fourth location portion that is used for radial positioning special-shaped oil rail on the stand 2.
This application uses first location portion and second location portion to come the axial both ends of elastically positioned dysmorphism oil rail, and the radial surface of dysmorphism oil rail is further fixed a position to third location portion and fourth location portion, and when the horizontal lathe of cooperation was used, its mode of pressing from both sides tight location not only can improve the location effect, still is favorable to improving the machining precision, reduces the vibration of adding man-hour, and the processing at a plurality of positions can be accomplished to a clamping.
In the application, the first positioning portion comprises a first linear oil cylinder 3, a push head 4, a first spring 5, a push rod 8 and a tip 9, the first linear oil cylinder 3 is arranged on the bottom plate 1, the push head 4 is connected to the output end of the first linear oil cylinder 3, one end of the first spring 5 is connected with the push head 4, the other end of the first spring is connected with the push rod 8, and the tip 9 is arranged at one end of the push rod 8; the first spring 5 can deform to drive the ejector rod 8 to move, so that the tip 9 moves to pre-position the special-shaped oil rail;
specifically, the first linear oil cylinder 3 is in threaded connection with the bottom plate 1, so that the occupied space of the first linear oil cylinder 3 outside the bottom plate 1 is reduced; the push head 4 is in threaded connection with a piston rod on the first linear oil cylinder 3, the push head 4 is rod-shaped, so that the first spring 5 is sleeved and is prevented from deviating and limiting, the tip 9 is in threaded connection with the ejector rod 8, the disassembly and the assembly are convenient, and the ejector rod 8 and the tip 9 are in a floating state under the action of the first spring 5.
In order to limit the movement of the ejector rod 8, the first positioning part further comprises a tip seat 6 and a guide sleeve 7, the tip seat 6 is arranged on the bottom plate 1, the guide sleeve 7 is screwed on the tip seat 6, the ejector rod 8 penetrates through the guide sleeve 7, and the bottom end of the ejector rod 8 can be in contact with the bottom end of the guide sleeve 7, so that the movement limit of the ejector rod 8 is realized;
specifically, guide pin bushing 7 and ejector pin 8 sliding fit for ejector pin 8 slides along the axis direction under the effect of guide pin bushing 7, improves the motion stability.
In the application, the second positioning portion comprises an elastic pin 13, a jacket 14, a sleeve 15, a support shaft 17, a jacket lower flange 18, an equal-height column 19, a jacket upper flange 20 and a third linear oil cylinder 21, the third linear oil cylinder 21 is arranged on a top plate 23, the output end of the third linear oil cylinder is connected with an oil cylinder connector 22, the other end of the oil cylinder connector 22 is connected with the jacket upper flange 20, one end of the equal-height column 19 is connected with the jacket upper flange 20, the other end of the equal-height column is connected with the jacket lower flange 18, the support shaft 17 is arranged on the top plate 23 and penetrates through the jacket lower flange 18, the sleeve 15 is arranged on the top plate 23, the jacket 14 is arranged on the jacket lower flange 18, and the support shaft 17, the jacket 14 and the sleeve 15 are coaxially arranged from inside to outside;
specifically, the third linear oil cylinder 21 is fixed on the top plate 23, and the cylinder connector 22 is in threaded connection with a piston rod of the third linear oil cylinder 21; the upper flange 20 of the jacket is of a disc-shaped structure, a gourd-shaped through hole is formed in the middle of the upper flange, and one end of the oil cylinder connector 22 is buckled with a small hole in the gourd-shaped through hole after penetrating through a large hole in the gourd-shaped through hole so as to realize connection between the upper flange 20 of the jacket and the oil cylinder connector 22; the design of the contour columns 19 realizes avoidance of the installation position of the support shaft 17, and ensures that the upper flange 20 of the jacket and the lower flange 18 of the jacket are installed in parallel; the supporting shaft 17 is a shaft-shaped structure with a flange, one end of the supporting shaft is fixed with the top plate 23 through a screw, and the other end of the supporting shaft is used for axially positioning the special-shaped oil rail;
a second spring 16 is arranged inside the elastic pin 13, and one end of the elastic pin 13 is provided with a mistake-proofing rod 12 matched with one end of the special-shaped oil rail; the second spring 16 makes the error-proof rod 12 at one end of the elastic pin 13 in a floating state, so that the one end of the special-shaped oil rail can be conveniently installed.
A thin groove is formed in the circumferential direction at one end of the jacket 14, the outer circle surface of the thin groove formed at one end of the jacket 14 is conical, and the inner circle surface of one end of the sleeve 15 is the same as the outer circle surface of the jacket 14 in shape;
specifically, the sleeve 15 is a flange cylindrical structure, one end of which is screwed with the top plate 23, and the other end of which has the same taper as the jacket 14; the jacket 14 is a cylindrical structure, the outer circle of the jacket is sleeved with the inner hole of the sleeve 15, and when the jacket 14 moves towards the inside of the sleeve 15 under the action of the third linear oil cylinder 21, the thin groove end of the jacket shrinks under the extrusion of external force, so that the special-shaped oil rail in the jacket 14 is clamped.
In the application, the third positioning part comprises a second linear oil cylinder 10, and the second linear oil cylinder 10 is arranged on the upright column 2 or the oil cylinder plate 11 so as to surround the outer surface of the special-shaped oil rail; the output ends of the two second linear oil cylinders 10 extend out simultaneously to clamp the special-shaped oil rails oppositely, so that the processing stability is enhanced.
In the application, the fourth positioning part comprises an angular support 24, an angular support seat 25, an angular cylinder seat 26 and a fourth linear cylinder 27, the angular support seat 25 is arranged on the upright column 2, the angular support 24 is connected to the angular support seat 25 to support the outer surface of the special-shaped oil rail, the angular cylinder seat 26 is arranged on the bottom plate 1, and the fourth linear cylinder 27 is connected to the angular cylinder seat 26 to position the outer surface of the special-shaped oil cylinder; the angular supports 24 contact the surface of the profiled oil rail and play a role in preventing deflection.
In this application, first location portion, second location portion, third location portion and fourth location portion all establish two sets ofly for anchor clamps are whole to be mirror symmetry, and all establish the oil duct that links to each other with each straight line hydro-cylinder in bottom plate 1, stand 2, hydro-cylinder board 11, roof 23 and angular cylinder seat 26, in order to realize the flow of pressure oil and the flexible of each straight line hydro-cylinder.
The specific positioning process is as follows:
the two axial ends of the special-shaped oil rail are clamped between the elastic pin 13 and the tip 9 by utilizing the elastic force of the first spring 5 and the second spring 16, the special-shaped oil rail is pre-positioned, then pressure oil enters a fourth linear oil cylinder 27, the output end of the fourth linear oil cylinder 27 extends out to radially position the special-shaped oil rail, the pressure oil enters a first linear oil cylinder 3, the first linear oil cylinder 3 drives a tip 9 to move upwards through a push head 4, a spring 5 and a push rod 8 to tightly push one axial end of the special-shaped oil rail, the pressure oil passes through a third linear oil cylinder 21, the output end of the third linear oil cylinder 21 retracts, the oil cylinder connector 22, the jacket upper flange 20, the contour column 19 and the jacket lower flange 18 drive the jacket 14 to move upwards, so that the slot of the jacket 14 is contracted to clamp the special-shaped oil rail, finally the pressure oil enters the second linear oil cylinder 10, the output end of the second linear oil cylinder 10 extends out to clamp the special-shaped oil rail, and the positioning is completed.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the examples, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.
Claims (8)
1. The utility model provides a hydraulic fixture is used in processing of dysmorphism oil rail, includes bottom plate (1), stand (2) and roof (23), its characterized in that: bottom plate (1) is connected in stand (2) one end, roof (23) are connected in stand (2) the other end, be equipped with the first location portion that is used for fixing a position special-shaped oil rail axial one end on bottom plate (1), be equipped with the second location portion that is used for fixing a position special-shaped oil rail axial other end on roof (23), be equipped with hydro-cylinder board (11) on roof (23), all be equipped with on hydro-cylinder board (11) and stand (2) and be used for embracing the third location portion of special-shaped oil rail, still be equipped with the fourth location portion that is used for radial positioning special-shaped oil rail on stand (2).
2. The hydraulic clamp for machining the special-shaped oil rail according to claim 1, wherein the hydraulic clamp comprises: the first positioning part comprises a first linear oil cylinder (3), a push head (4), a first spring (5), a push rod (8) and a tip (9), the first linear oil cylinder (3) is arranged on the bottom plate (1), the push head (4) is connected to the output end of the first linear oil cylinder (3), one end of the first spring (5) is connected with the push head (4), the other end of the first spring is connected with the push rod (8), and the tip (9) is arranged at one end of the push rod (8);
the first spring (5) can deform to drive the ejector rod (8) to move, so that the tip (9) moves to pre-position the special-shaped oil rail.
3. The hydraulic clamp for machining the special-shaped oil rail according to claim 2, wherein the hydraulic clamp comprises: the first positioning part further comprises a tip seat (6) and a guide sleeve (7), the tip seat (6) is arranged on the bottom plate (1), the guide sleeve (7) is in threaded connection with the tip seat (6), the ejector rod (8) penetrates through the guide sleeve (7), and the bottom end of the ejector rod (8) can be in contact with the bottom end of the guide sleeve (7) so as to realize the motion limitation of the ejector rod (8).
4. The hydraulic clamp for machining the special-shaped oil rail according to claim 1, wherein the hydraulic clamp comprises: the second positioning part comprises an elastic pin (13), a jacket (14), a sleeve (15), a support shaft (17), a jacket lower flange (18), an equal-height column (19), a jacket upper flange (20) and a third linear oil cylinder (21), the third linear oil cylinder (21) is arranged on a top plate (23), the output end of the connecting rod is connected with an oil cylinder connector (22), the other end of the oil cylinder connector (22) is connected with a clamping sleeve upper flange (20), one end of the equal-height column (19) is connected with an upper flange (20) of the jacket, the other end is connected with a lower flange (18) of the jacket, the supporting shaft (17) is arranged on the top plate (23) and penetrates through the lower flange (18) of the jacket, the sleeve (15) is arranged on the top plate (23), the jacket (14) is arranged on the jacket lower flange (18), the support shaft (17), the jacket (14) and the sleeve (15) are coaxially arranged from inside to outside.
5. The hydraulic clamp for machining the special-shaped oil rail according to claim 4, wherein the hydraulic clamp comprises: a second spring (16) is arranged inside the elastic pin (13), and one end of the elastic pin (13) is provided with a mistake-proofing rod (12) matched with one end of the special-shaped oil rail.
6. The hydraulic clamp for machining the special-shaped oil rail according to claim 4, wherein the hydraulic clamp comprises: the clamp sleeve is characterized in that a thin groove is formed in the circumferential direction of one end of the clamp sleeve (14), the outer circle surface of one end, provided with the thin groove, of the clamp sleeve (14) is conical, and the inner circle surface of one end of the sleeve (15) is identical to the outer circle surface of the clamp sleeve (14) in shape.
7. The hydraulic clamp for machining the special-shaped oil rail according to claim 1, wherein the hydraulic clamp comprises: the third positioning part comprises a second linear oil cylinder (10), and the second linear oil cylinder (10) is arranged on the upright column (2) or the oil cylinder plate (11) to surround the outer surface of the special-shaped oil rail.
8. The hydraulic clamp for machining the special-shaped oil rail according to claim 1, wherein the hydraulic clamp comprises: the fourth location portion includes angle support (24), angle supporting seat (25), angle hydro-cylinder seat (26) and fourth straight line hydro-cylinder (27), angle supporting seat (25) set up on stand (2), angle support (24) are connected in angle supporting seat (25) in order to support the surface of special-shaped oil rail, angle hydro-cylinder seat (26) set up on bottom plate (1), fourth straight line hydro-cylinder (27) are connected in angle hydro-cylinder seat (26) in order to fix a position the surface of special-shaped hydro-cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121495507.0U CN215146830U (en) | 2021-07-01 | 2021-07-01 | Hydraulic clamp for machining special-shaped oil rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121495507.0U CN215146830U (en) | 2021-07-01 | 2021-07-01 | Hydraulic clamp for machining special-shaped oil rail |
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| Publication Number | Publication Date |
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| CN215146830U true CN215146830U (en) | 2021-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121495507.0U Active CN215146830U (en) | 2021-07-01 | 2021-07-01 | Hydraulic clamp for machining special-shaped oil rail |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114473584A (en) * | 2021-12-28 | 2022-05-13 | 无锡鹰贝精密液压有限公司 | Multi-station milling tool for low-pressure oil rail connecting piece |
-
2021
- 2021-07-01 CN CN202121495507.0U patent/CN215146830U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114473584A (en) * | 2021-12-28 | 2022-05-13 | 无锡鹰贝精密液压有限公司 | Multi-station milling tool for low-pressure oil rail connecting piece |
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