CN214641931U - Fine boring clamp of planet carrier - Google Patents
Fine boring clamp of planet carrier Download PDFInfo
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- CN214641931U CN214641931U CN202120702920.3U CN202120702920U CN214641931U CN 214641931 U CN214641931 U CN 214641931U CN 202120702920 U CN202120702920 U CN 202120702920U CN 214641931 U CN214641931 U CN 214641931U
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- flange seat
- planet
- gear ring
- limiting
- fine boring
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Abstract
The utility model discloses a fine boring fixture of a planet support, which comprises an installation base arranged on a machine tool, wherein the center of the installation base is provided with a flange seat, the diameter of the upper part of the inner cavity of the flange seat is larger than that of the lower part of the inner cavity of the flange seat to form an annular step surface, a slag discharge gap is arranged between the inner cavity of the flange seat and the transitional connection part of the planet support and is in sliding fit with a connecting shaft body, a plurality of pressing mechanisms which are matched with the planet support after the flange seat is placed in the flange seat are arranged on the installation base at the periphery of the flange seat, a supporting block which is matched with the pressing mechanisms and is used for supporting the bottom surface of a gear ring of the planet support is arranged on the flange seat, and a limiting mechanism which can extend into the gear ring hole to limit circumferential rotation is also arranged on the installation base; when the planetary support is used, the inner cavity of the flange seat is used for self-centering of the planetary support, the limiting mechanism is used for circumferential limiting, and the pressing mechanism and the supporting block are matched for vertical limiting. The utility model provides a spacing problem of accurate location and circumference during planet carrier's smart bore hole, improved efficiency, guaranteed the smart boring quality.
Description
Technical Field
The utility model relates to an anchor clamps technical field, concretely relates to planet support's fine boring anchor clamps.
Background
The planet support A comprises a gear ring M, a plurality of gear ring holes N are formed in the peripheral face of the gear ring, a connecting shaft body H which extends downwards is arranged in the middle of the bottom of the gear ring through a transition connecting portion P, and a step face D is formed between the transition connecting portion and the connecting shaft body. (shown in FIGS. 14 to 16)
The inventor discovers that:
because the planet support is higher, two points are required to ensure the quality when the top surface hole of the gear ring is finely bored: firstly, the accurate location is guaranteed, secondly, it is spacing to guarantee circumference.
Disclosure of Invention
In order to solve the accurate, the spacing problem of circumference in the course of working of fine boring location of planet support, the utility model provides a planet support's fine boring anchor clamps.
Therefore, the technical scheme of the utility model is that: the utility model provides a planet carrier's fine boring anchor clamps, is including installing the base on the lathe, its characterized in that: the center of the mounting base is provided with a flange seat, the diameter of the upper part of an inner cavity of the flange seat is larger than that of the lower part of the inner cavity of the flange seat to form an annular step surface, a slag discharge gap is arranged between the inner cavity of the flange seat and a transitional connection part of the planet support and is in sliding fit with the connecting shaft body, a plurality of pressing mechanisms which are matched with the heights of the planet supports after the planet supports are placed into the flange seat are distributed on the mounting base at the periphery of the flange seat, a supporting block which is matched with the pressing mechanisms and is used for supporting the bottom surface of a gear ring of the planet support is arranged on the flange seat, and the mounting base is also provided with a limiting mechanism which can extend into the gear ring hole to limit the circumferential rotation of the planet support;
when the self-centering mechanism is used, the end of the connecting shaft body of the planet support is inserted into the inner cavity of the flange seat and is self-centered through sliding fit with the flange seat, the bottom surface of the gear ring of the planet support is simultaneously supported on the supporting block, the planet support is rotated to the position, opposite to the limiting mechanism, of one gear ring hole, the limiting mechanism stretches into the gear ring hole, then the pressing mechanism is opened to be pressed on the surface of the gear ring and is matched with the supporting block to limit the planet support in the vertical direction, and meanwhile, the limiting mechanism is also locked.
The technical scheme is further improved as follows: the mounting base is further provided with a limiting mechanism which can extend into the gear ring hole to limit circumferential rotation of the planet support, the mounting base is provided with a slide way pointing to the center, the slide way is connected with a slide block in a sliding manner, a limiting claw which is adaptive to the width of the gear ring hole is fixed at the inner end of the slide block, the outer end of the slide way is provided with a limiting baffle, the outer end of the slide block is connected with a supporting rod which penetrates through the limiting baffle, the outer end of the supporting rod is connected to the shifting block, a cavity formed between the limiting baffle and the slide block forms a spring mounting cavity, and the supporting rod is provided with a return spring; the sliding block and the slideway are provided with corresponding waist-shaped holes, the lower end of a T-shaped pull rod penetrates through the waist-shaped hole to be connected to a piston rod of a second hydraulic cylinder, and the second hydraulic cylinder is fixed on the mounting base; the limiting mechanism achieves stretching and retracting and is convenient and rapid to use through the shifting block, and then the pull rod is used for fixing, so that the purpose of circumferential limiting is achieved.
The technical scheme is further improved as follows: the width of the front end of the limiting claw is gradually reduced; the planet carrier has a guiding function when extending into the gear ring hole, and can flexibly adjust the gear ring hole and the limiting claw of the planet carrier to proper positions.
The technical scheme is further improved as follows: the pressing mechanism is characterized in that the pressing mechanism comprises a first hydraulic cylinder vertically and upwards arranged on an installation base, the end part of a piston rod of the first hydraulic cylinder is hinged with a pressing claw, and the pressing claw is hinged to the top of the first hydraulic cylinder through a hinged seat and is driven to overturn through the extension of the piston rod to realize pressing and loosening. The lever structure is reasonable in arrangement and low in manufacturing cost.
The technical scheme is further improved as follows: the annular step surface is a slope with high periphery and low middle, and the annular step surface is provided with spaced chip grooves extending to the bottom; the scrap iron produced in the fine boring process slides down the slope and then falls down from the scrap discharge groove, the machining quality is guaranteed, meanwhile, the scrap iron is not required to be specially stopped for cleaning, and the working efficiency is improved.
The technical scheme is further improved as follows: the bottom that the slide center was equipped with arch, slider is equipped with the recess, forms the structure of mutual interlock, guarantees not to take place the skew when flexible spacing claw.
The technical scheme is further improved as follows: an oil pipeline is also preset in the mounting base and connected with a corresponding hydraulic cylinder, and a reversing valve is arranged on the oil pipeline. The oil circuit management is convenient, and the operation can be carried out without hydraulic oil of other control systems.
Has the advantages that: compared with the prior art, the utility model discloses compare with prior art, the advantage of this patent is as follows: the side surface of the gear ring is provided with a limiting mechanism extending into a gear ring hole, so that the circumferential limiting is accurate and reliable; secondly, the workpiece is reliably clamped and positioned; thirdly, the self-centering of the planet support on the fixture is realized through a middle flange seat; fourthly, the efficiency is improved, and the fine boring quality is ensured.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a schematic view of the present invention in a use state.
Fig. 4 is a structural view of the flange seat of the present invention.
Fig. 5 is a top view of fig. 4.
Fig. 6 is a schematic view of the installation of the slide on the flange seat of the present invention.
Fig. 7 is a structural view of the pressing claw of the present invention.
Fig. 8 is a top view of fig. 7.
Fig. 9 is a connection structure diagram of the limiting claw on the sliding block of the utility model.
Fig. 10 is a left side view of fig. 9.
Fig. 11 is a top view of fig. 9.
Fig. 12 is a structural view of the dial block of the present invention.
Fig. 13 is a schematic view of the oil path on the mounting base of the present invention.
Fig. 14 is a front view of the planet carrier of the present invention.
Fig. 15 is a top view of fig. 14.
Fig. 16 is a view from a-a in fig. 15.
Shown in the figure: 1. installing a base; 11. a slideway; 12. a slider; 13. a limit baffle; 14. a waist-shaped hole; 2. a flange seat; 21. an annular step surface; 22. a chip groove; 3. a hold-down mechanism; 31. a first hydraulic cylinder; 32. pressing claws; 33. a hinged seat; 4. a support block; 5. a limiting mechanism; 51. a limiting claw; 52. a strut; 53. shifting blocks; 54. a return spring; 55. a T-shaped pull rod; 56. a second hydraulic cylinder; 6. an oil pipeline; 7. a diverter valve;
A. a planet carrier; m, a gear ring; n, a gear ring hole; p, a transition connecting part; H. a connecting shaft body; D. a step surface.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings, but the embodiment should not be construed as limiting the present invention.
The utility model discloses as shown in fig. 1 and fig. 13:
the utility model provides a planet carrier's fine boring anchor clamps, including installing installation base 1 on the lathe, the center of installation base is equipped with flange seat 2, the diameter on the inner chamber upper portion of flange seat is greater than the diameter of lower part and is formed with annular step face 21, the opening part sets up to big-end-up's toper structure, be equipped with between the inner chamber of flange seat and the transition connection portion of planet carrier and arrange the sediment clearance, with sliding fit between the connecting axle body, laid a plurality of hold-down mechanism 3 that highly suit after putting into the flange seat with the planet carrier on the installation base of flange seat periphery, be equipped with on the flange seat with hold-down mechanism complex be used for supporting planet carrier ring gear bottom surface supporting shoe 4, still be equipped with one on the installation base and can stretch into limiting mechanism 5 that restricts planet carrier circumferential direction in the ring gear hole.
The specific structure of the pressing mechanism 3 is that, including installing the first hydraulic cylinder 31 that vertically upwards sets up on the installation base, the tip of its piston rod articulates there is the pressure claw 32, presses the claw to articulate at the top of first hydraulic cylinder through articulated seat 33 simultaneously, drives through the piston rod is flexible that the pressure claw overturns and realizes compressing tightly and unclamping, is equipped with corresponding hinge hole 321 on the pressure claw.
The limiting mechanism 5 capable of extending into the gear ring hole to limit circumferential rotation is specifically structurally characterized in that a slide way 11 pointing to the center is arranged on the mounting base 1, a slide block 12 is connected onto the slide way in a sliding manner, a limiting claw 51 which is adaptive to the width of the gear ring hole is fixed at the inner end of the slide block, a limiting baffle 13 is arranged at the outer end of the slide way, a T-shaped support rod 52 penetrating through the limiting baffle is connected at the outer end of the slide block, the outer end of the support rod is connected onto a shifting block 53 (the shifting block is of an inverted L-shaped structure, a mounting hole for the support rod to penetrate through is formed in the vertical section, a handle is arranged at the top of the horizontal section, as shown in figure 12), a spring mounting cavity is formed between the limiting baffle 13 and the slide block 12, a return spring 54 is arranged on the support rod, and two ends of the return spring are respectively abutted against the limiting baffle and the slide block; the sliding block and the slideway are provided with corresponding waist-shaped holes 14, the lower end of a T-shaped pull rod 55 penetrates through the waist-shaped holes to be connected to a piston rod of a second hydraulic cylinder 56, and the second hydraulic cylinder is fixed on the mounting base; the limiting mechanism achieves stretching and retracting and is convenient and rapid to use through the shifting block, and then the pull rod is used for fixing, so that the purpose of circumferential limiting is achieved.
The width of the front end of the limiting claw 51 is gradually reduced; the planet carrier has a guiding function when extending into the gear ring hole, and can flexibly adjust the gear ring hole and the limiting claw of the planet carrier to proper positions.
The annular step surface 21 is a slope with high periphery and low middle, the inner edge adopts arc transition, and the annular step surface is provided with spaced chip grooves 22 extending to the bottom and is of an internal tooth-shaped structure when viewed from top to bottom; the scrap iron produced in the fine boring process slides down the slope and then falls down from the scrap discharge groove, the machining quality is guaranteed, meanwhile, the scrap iron is not required to be specially stopped for cleaning, and the working efficiency is improved.
The center of the slideway 11 is provided with a bulge 111, the bottom of the sliding block 12 is provided with a groove 121, so that a mutually meshed structure is formed, and the sliding block is guaranteed not to deviate when the limiting claw is stretched.
A built-in oil pipeline 6 is also preset in the mounting base 1 and is connected with a corresponding hydraulic cylinder, and a reversing valve 7 is arranged on the oil pipeline; the oil circuit management is convenient, and the operation can be carried out without hydraulic oil of other control systems.
The utility model discloses a use method:
as shown in fig. 3 (parts of lines are cut away and omitted for clarity of use): when the self-centering mechanism is used, the end of the connecting shaft body of the planet support is inserted into the inner cavity of the flange seat and is self-centered through sliding fit with the flange seat, the bottom surface of the gear ring of the planet support is simultaneously supported on the supporting block, the planet support is rotated to the position, opposite to the limiting mechanism, of one gear ring hole, the limiting claw of the limiting mechanism extends into the gear ring hole, then the pressing mechanism is opened and pressed on the surface of the gear ring and is matched with the supporting block to limit the vertical direction of the planet support, and meanwhile, the limiting claw of the limiting mechanism is pulled down and locked through the pull rod.
Those skilled in the art will appreciate that the details of the present invention are not described in detail herein.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (9)
1. The utility model provides a planet carrier's fine boring anchor clamps, is including installing the base on the lathe, its characterized in that: the center of the mounting base is provided with a flange seat, the diameter of the upper part of an inner cavity of the flange seat is larger than that of the lower part of the inner cavity of the flange seat to form an annular step surface, a slag discharge gap is arranged between the inner cavity of the flange seat and a transitional connection part of the planet support and is in sliding fit with the connecting shaft body, a plurality of pressing mechanisms which are matched with the heights of the planet supports after the planet supports are placed into the flange seat are distributed on the mounting base at the periphery of the flange seat, a supporting block which is matched with the pressing mechanisms and is used for supporting the bottom surface of a gear ring of the planet support is arranged on the flange seat, and the mounting base is also provided with a limiting mechanism which can extend into the gear ring hole to limit the circumferential rotation of the planet support;
when the self-centering mechanism is used, the end of the connecting shaft body of the planet support is inserted into the inner cavity of the flange seat and is self-centered through sliding fit with the flange seat, the bottom surface of the gear ring of the planet support is simultaneously supported on the supporting block, the planet support is rotated to the position, opposite to the limiting mechanism, of one gear ring hole, the limiting mechanism stretches into the gear ring hole, then the pressing mechanism is opened to be pressed on the surface of the gear ring and is matched with the supporting block to limit the planet support in the vertical direction, and meanwhile, the limiting mechanism is also locked.
2. The fine boring jig for a planet carrier according to claim 1, wherein: the mounting base is further provided with a limiting mechanism which can extend into the gear ring hole to limit circumferential rotation of the planet support, the mounting base is provided with a slide way pointing to the center, the slide way is connected with a slide block in a sliding manner, a limiting claw which is adaptive to the width of the gear ring hole is fixed at the inner end of the slide block, the outer end of the slide way is provided with a limiting baffle, the outer end of the slide block is connected with a supporting rod which penetrates through the limiting baffle, the outer end of the supporting rod is connected to the shifting block, a cavity formed between the limiting baffle and the slide block forms a spring mounting cavity, and the supporting rod is provided with a return spring; the sliding block and the slideway are provided with corresponding waist-shaped holes, the lower end of a T-shaped pull rod penetrates through the waist-shaped hole to be connected to a piston rod of a second hydraulic cylinder, and the second hydraulic cylinder is fixed on the mounting base.
3. The fine boring jig for a planet carrier according to claim 2, wherein: the width of the front end of the limiting claw is gradually reduced.
4. A fine boring jig of a planet carrier according to claim 1, 2 or 3, wherein: the pressing mechanism is characterized in that the pressing mechanism comprises a first hydraulic cylinder vertically and upwards arranged on an installation base, the end part of a piston rod of the first hydraulic cylinder is hinged with a pressing claw, and the pressing claw is hinged to the top of the first hydraulic cylinder through a hinged seat and is driven to overturn through the extension of the piston rod to realize pressing and loosening.
5. A fine boring jig of a planet carrier according to claim 1, 2 or 3, wherein: the annular step surface is a slope with high periphery and low middle, and the annular step surface is provided with spaced chip grooves extending to the bottom.
6. The fine boring jig for a planet carrier according to claim 4, wherein: the annular step surface is a slope with high periphery and low middle, and the annular step surface is provided with spaced chip grooves extending to the bottom.
7. The fine boring jig for a planet carrier according to claim 2 or 3, wherein: the center of the slide way is provided with a bulge, and the bottom of the slide block is provided with a groove to form a mutually meshed structure.
8. The fine boring jig of a planetary carrier as set forth in claim 1, 2, 3 or 6, wherein: an oil pipeline is also preset in the mounting base and connected with a corresponding hydraulic cylinder, and a reversing valve is arranged on the oil pipeline.
9. The fine boring jig for a planet carrier according to claim 7, wherein: an oil pipeline is also preset in the mounting base and connected with a corresponding hydraulic cylinder, and a reversing valve is arranged on the oil pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120702920.3U CN214641931U (en) | 2021-04-07 | 2021-04-07 | Fine boring clamp of planet carrier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120702920.3U CN214641931U (en) | 2021-04-07 | 2021-04-07 | Fine boring clamp of planet carrier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214641931U true CN214641931U (en) | 2021-11-09 |
Family
ID=78459779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120702920.3U Active CN214641931U (en) | 2021-04-07 | 2021-04-07 | Fine boring clamp of planet carrier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214641931U (en) |
-
2021
- 2021-04-07 CN CN202120702920.3U patent/CN214641931U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220616 Address after: 442000 No.60, Xinjiang road, Zhangwan District, Shiyan City, Hubei Province Patentee after: SHIYAN DONGFENG FEISITE MACHINERY MANUFACTURING Co.,Ltd. Address before: 442004 No.60 Xinjiang road, Zhangwan District, Shiyan City, Hubei Province Patentee before: DONGFENG (SHIYAN) ENGINE PARTS LTD. |
|
| TR01 | Transfer of patent right |