CN211438246U - Machining boring jig for vacuum pump cylinder body - Google Patents
Machining boring jig for vacuum pump cylinder body Download PDFInfo
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- CN211438246U CN211438246U CN201922498548.4U CN201922498548U CN211438246U CN 211438246 U CN211438246 U CN 211438246U CN 201922498548 U CN201922498548 U CN 201922498548U CN 211438246 U CN211438246 U CN 211438246U
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Abstract
The utility model provides a processing boring jig of vacuum pump cylinder body belongs to boring machine technical field. The positioning device solves the problem that the positioning of the positioning cylinder body on the existing boring jig is inaccurate. This processing boring jig of vacuum pump cylinder body, including workstation and the positioning seat of setting on the workstation that can supply the cylinder body to place, still be equipped with on the workstation and press from both sides tight seat, form the space that can supply the cylinder body to place between positioning seat and the tight seat of clamp, press from both sides and seted up a plurality of through-holes on the tight seat, this processing boring jig still includes the regulation pole that leans on with the cylinder body, adjust the pole and set up with the through-hole one-to-one and wear to establish in corresponding through-hole, press from both sides to be equipped with on the tight seat and can promote the adjusting lever and drive. The processing boring jig of this vacuum pump cylinder body is to the accuracy nature of cylinder body location when using.
Description
Technical Field
The utility model belongs to the technical field of the boring machine, a processing boring jig of vacuum pump cylinder body is related to.
Background
The vacuum pump refers to a device or equipment for obtaining vacuum by pumping a pumped container by using a mechanical, physical, chemical or physicochemical method. The main structure of the vacuum pump comprises a cylinder body, a pump shell and two rotors arranged in the cylinder body. In the prior art, a cylinder body is generally cast and molded, then an inner cavity is roughly machined through a machine tool, after rough machining is completed, the inner cavity is generally subjected to finish machining through a boring machine, the relative arrangement of a boring rod and the cylinder body needs to be adjusted due to the fact that the shape and the structure of the inner cavity, required to be machined, of each type of cylinder body are different, and the traditional mode that manual adjustment is adopted is large, so that the error generated during adjustment is large.
Therefore, various adjusting devices of boring machines have been developed, for example, chinese patent application (patent application No. 201822272494.5) discloses a special boring machine for processing a long cylinder of a vacuum pump, which comprises a frame, a supporting seat fixed on the frame, a clamping positioning frame fixed on the frame and used for clamping and positioning the long cylinder, a locking structure used for fixing the long cylinder, and a driving device, wherein the locking structure comprises four clamping pull rods and two pressing strips which are transversely arranged and parallel to each other and correspond to four side edges of the long cylinder, each two adjacent clamping pull rods correspond to one pressing strip, two ends of each pressing strip are respectively sleeved on the corresponding clamping pull rods, one end of each clamping pull rod is fixed on the clamping positioning frame, the other end of each clamping pull rod is in threaded connection with a locking nut, and the locking nut is located outside the pressing strip.
Although the position of the cylinder body can be adjusted through the structure, the cylinder body is positioned on the clamping positioning frame through the pressing strip and the locking nut through the locking nut, the pressing strip is adjusted only by pulling the clamping pull rod through the locking nut, and the four clamping pull rods need to be adjusted, so that the clamping pull rod is longer during adjustment, the clamping pull rod is easy to shake under the tightening force of the locking nut in the tightening process of the locking nut to generate position deviation, the positioning of a processing boring machine is poor, and the processing precision of the cylinder body is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at having the above-mentioned problem to current technique, provided a processing boring jig of vacuum pump cylinder body, the utility model aims to solve the technical problem that: how to solve the inaccurate problem of location cylinder body on the current processing boring jig.
The purpose of the utility model can be realized by the following technical proposal:
the utility model provides a processing boring jig of vacuum pump cylinder body, includes workstation and the positioning seat of setting on the workstation that can supply the cylinder body to place, its characterized in that, still be equipped with on the workstation and press from both sides tight seat, form the space that can supply the cylinder body to place between positioning seat and the tight seat of clamp, press from both sides and seted up a plurality of through-holes on the tight seat of clamp, this processing boring jig still includes the regulation pole that leans on with the cylinder body, adjust the pole and set up with the through-hole one-to-one and wear to establish in corresponding through-hole, it can promote the adjusting device that the regulation pole drove the motion of cylinder body.
The working principle is as follows: by arranging the positioning seat and the clamping seat, the cylinder body is placed in a space between the positioning seat and the clamping seat, the adjusting rod is arranged in the corresponding through hole in a penetrating manner, the adjusting rod is pushed by the adjusting device to drive the cylinder body to move towards the positioning seat to be limited by the cylinder body and positioned between the adjusting rod and the positioning seat, when the length of the cylinder body is different, the adjusting rod can be adjusted and tightly abutted against the positioning seat, the clamping seat and the positioning seat are not required to be connected at the moment, but the cylinder body is directly abutted against the positioning seat, the length of the adjusting rod is shorter, the adjusting rod is arranged in the corresponding through hole on the clamping seat, the adjusting rod can be guided by the through hole in the adjusting process, when the cylinder body is positioned, the adjusting rod is shorter in length and penetrates through the corresponding through hole, the adjusting rod cannot incline, and the adjusting rod can slide along the stable direction and tightly, thereby improving the accuracy of positioning the cylinder body on the processing boring jig.
In the processing boring jig for the vacuum pump cylinder body, the end face of the adjusting rod can be attached to the end face of the cylinder body.
The setting of this structure for adjust the promotion cylinder body that the pole can be stable and remove, adjust the pole and when promoting the cylinder body and remove, adjust the pole and can not make the cylinder body take place the slope when promoting, further promotion the accuracy nature of processing boring jig to the cylinder body location.
In the processing boring jig for the vacuum pump cylinder body, the adjusting device comprises an adjusting screw and a nut sleeved on the adjusting screw, the nut is fixedly connected with the clamping seat, the adjusting screw is in threaded connection with the end part of the adjusting rod, and the adjusting screw can move close to or far away from the positioning seat along the nut.
The adjusting screw and the nut are arranged, so that when the adjusting screw pushes the adjusting rod to move, the adjusting screw can stably rotate in the nut through the adjusting screw, the stability of the adjusting rod during movement is further improved, the guide to the adjusting rod can be provided, and the positioning stability of the processing boring jig is improved.
In the processing boring jig for the vacuum pump cylinder body, the clamping seat and the positioning seat are both provided with mounting holes for the boring rod to penetrate through, and the adjusting rod is arranged in parallel with the boring rod.
The adjusting rod is arranged in parallel with the boring rod, and the boring rod penetrates through the cylinder body, so that the adjusting rod can perform pre-positioning on the cylinder body, and meanwhile, the adjusting of the adjusting rod does not influence the penetration of the boring rod, and the positioning convenience of the boring die is improved.
The boring sleeves are arranged in the mounting holes, the boring rods are arranged in the boring sleeves, and the boring sleeves are arranged between the hole walls of the mounting holes and the boring rods.
In the processing boring jig for the vacuum pump cylinder body, the workbench is also provided with a plurality of adjusting bolts abutted against the lower end face of the cylinder body, and the adjusting bolts can vertically move up and down and are positioned on the workbench.
The upper and lower adjustment of the tool body can be realized by adopting a simple adjusting bolt, so that the axial positioning and the vertical positioning of the cylinder body are realized, and the position adjustment of the cylinder body is more convenient and concise.
In the processing boring jig for the vacuum pump cylinder body, the adjusting device is a pushing cylinder arranged on the clamping seat, and a piston rod of the pushing cylinder is fixedly connected with the adjusting rod and pushes the adjusting rod to move towards the positioning seat.
The piston rod of the pushing cylinder can guide the movement of the adjusting rod, so that the adjusting rod can move along the set direction, and the positioning accuracy is improved.
Compared with the prior art, this processing boring jig of vacuum pump cylinder body has the advantage: the direction that the pole can receive the through-hole is adjusted in the adjustment process, adjusts the pole when fixing a position the cylinder body, adjusts the pole because length is shorter and wear to establish in corresponding through-hole, adjusts the pole and can not appear the slope, adjusts the pole this moment and can slide and support the cylinder body tightly on the positioning seat along stable direction to the accuracy nature to cylinder body location on the processing boring jig has been improved.
Drawings
FIG. 1 is a partial sectional view of a workpiece assembled by a machining boring jig of a vacuum pump cylinder block.
Fig. 2 is a partially enlarged view of a portion a in fig. 1.
In the figure, 1, a workbench; 2. a cylinder body; 3. positioning seats; 4. a clamping seat; 41. a through hole; 5. a space; 6. adjusting a rod; 7. an adjustment device; 71. adjusting the screw rod; 72. a nut; 8. boring a rod; 9. mounting holes; 10. and adjusting the bolt.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
Example one
As shown in figure 1, the processing boring jig of the vacuum pump cylinder body comprises a workbench 1 for placing a cylinder body 2 and a positioning seat 3 arranged on the workbench 1.
Specifically speaking, as shown in fig. 1 and fig. 2, still be equipped with on the workstation 1 and press from both sides tight seat 4, form the space 5 that can supply cylinder body 2 to place between positioning seat 3 and the tight seat 4 of clamp, press from both sides and seted up a plurality of through-holes 41 on the tight seat 4, this processing boring jig still includes the regulation pole 6 that leans on with cylinder body 2, adjusts the pole 6 and the one-to-one setting of through-hole 41 and wears to establish in corresponding through-hole 41, press from both sides and be equipped with on the tight seat 4 and promote adjusting device 7 that adjusting pole 6 drove cylinder body 2 and.
The working principle is as follows: by arranging the positioning seat 3 and the clamping seat 4, the cylinder body 2 is placed in the space 5 between the positioning seat 3 and the clamping seat 4, the adjusting rod 6 is arranged in the corresponding through hole 41 in a penetrating manner, the adjusting rod 6 is pushed by the adjusting device 7 to drive the cylinder body 2 to move towards the positioning seat 3 to the position limited by the cylinder body 2 between the adjusting rod 6 and the positioning seat 3 for positioning, when the length of the cylinder body 2 is different, the adjusting rod 6 can be adopted for adjusting and abutting against the positioning seat 3, at the moment, the length of the adjusting rod 6 does not need to be connected with the clamping seat 4 and the positioning seat 3, but the cylinder body 2 is directly abutted against the positioning seat 3, the length of the adjusting rod 6 is shorter, the adjusting rod 6 is arranged in the corresponding through hole 41 on the clamping seat 4, at the moment, the adjusting rod 6 can be guided by the through hole 41 in the adjusting process, when the adjusting rod 6 is used for positioning the, the adjusting rod 6 cannot incline, and the adjusting rod 6 can slide along a stable direction and tightly support the cylinder body 2 on the positioning seat 3, so that the accuracy of positioning the cylinder body 2 on a processing boring jig is improved.
As shown in fig. 1 and 2, the end surface of the adjusting rod 6 can be attached to the end surface of the cylinder 2, the adjusting device 7 includes an adjusting screw 71 and a nut 72 sleeved on the adjusting screw 71, the nut 72 is fixedly connected to the clamping seat 4, the adjusting screw 71 is in threaded connection with the end of the adjusting rod 6, and the adjusting screw 71 can move along the nut 72 to approach or depart from the positioning seat 3.
As shown in fig. 1, the clamping seat 4 and the positioning seat 3 are both provided with mounting holes 9 for the boring bar 8 to penetrate through, the adjusting rod 6 is arranged in parallel with the boring bar 8, the workbench 1 is further provided with a plurality of adjusting bolts 10 abutted against the lower end face of the cylinder body 2, and the adjusting bolts 10 can vertically move up and down and are positioned on the workbench 1.
Example two
The content of this embodiment is substantially the same as that of the first embodiment, and the difference is that: the adjusting device 7 is a pushing cylinder arranged on the clamping seat 4, and a piston rod of the pushing cylinder is fixedly connected with the adjusting rod 6 and pushes the adjusting rod 6 to move towards the positioning seat 3.
The piston rod of the pushing cylinder can guide the movement of the adjusting rod 6, so that the adjusting rod 6 can move along the set direction, and the positioning accuracy is improved.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (6)
1. The utility model provides a processing boring jig of vacuum pump cylinder body, includes workstation (1) that can supply cylinder body (2) to place and positioning seat (3) of setting on workstation (1), its characterized in that, still be equipped with on workstation (1) and press from both sides tight seat (4), form space (5) that can supply cylinder body (2) to place between positioning seat (3) and the tight seat (4) of clamp, press from both sides and seted up a plurality of through-holes (41) on tight seat (4), this processing boring jig still includes regulation pole (6) that support with cylinder body (2) and lean on, adjust pole (6) and through-hole (41) one-to-one setting and wear to establish in corresponding through-hole (41), it can promote regulation pole (6) to drive cylinder body (2) towards adjusting seat (3) adjusting device (7) motion to be equipped with on pressing from both sides tight seat (4).
2. The machining boring jig for the cylinder body of the vacuum pump as claimed in claim 1, wherein the end face of the adjusting rod (6) can be attached to the end face of the cylinder body (2).
3. The machining boring jig of the vacuum pump cylinder body is characterized in that the adjusting device (7) comprises an adjusting screw rod (71) and a nut (72) sleeved on the adjusting screw rod (71), the nut (72) is fixedly connected with the clamping seat (4), the adjusting screw rod (71) is in threaded connection with the end part of the adjusting rod (6), and the adjusting screw rod (71) can move close to or far away from the positioning seat (3) along the nut (72).
4. The processing boring jig of the vacuum pump cylinder body according to claim 1, 2 or 3, characterized in that the clamping seat (4) and the positioning seat (3) are both provided with mounting holes (9) for a boring bar (8) to pass through, and the adjusting rod (6) is arranged in parallel with the boring bar (8).
5. The machining boring jig of the vacuum pump cylinder body as claimed in claim 1, 2 or 3, characterized in that a plurality of adjusting bolts (10) abutted against the lower end face of the cylinder body (2) are further arranged on the workbench (1), and the adjusting bolts (10) can vertically move up and down and are positioned on the workbench (1).
6. The machining boring jig of the vacuum pump cylinder body as claimed in claim 1 or 2, characterized in that the adjusting device (7) is a push cylinder arranged on the clamping seat (4), a piston rod of the push cylinder is fixedly connected with the adjusting rod (6) and pushes the adjusting rod (6) to move towards the positioning seat (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922498548.4U CN211438246U (en) | 2019-12-31 | 2019-12-31 | Machining boring jig for vacuum pump cylinder body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922498548.4U CN211438246U (en) | 2019-12-31 | 2019-12-31 | Machining boring jig for vacuum pump cylinder body |
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| Publication Number | Publication Date |
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| CN211438246U true CN211438246U (en) | 2020-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922498548.4U Active CN211438246U (en) | 2019-12-31 | 2019-12-31 | Machining boring jig for vacuum pump cylinder body |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112276151A (en) * | 2020-10-28 | 2021-01-29 | 中国航发贵州黎阳航空动力有限公司 | Hexagonal nut hexagonal lockwire hole drilling universal device |
-
2019
- 2019-12-31 CN CN201922498548.4U patent/CN211438246U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112276151A (en) * | 2020-10-28 | 2021-01-29 | 中国航发贵州黎阳航空动力有限公司 | Hexagonal nut hexagonal lockwire hole drilling universal device |
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