CN210388344U - Fixing clamp for planet carrier - Google Patents
Fixing clamp for planet carrier Download PDFInfo
- Publication number
- CN210388344U CN210388344U CN201921004440.9U CN201921004440U CN210388344U CN 210388344 U CN210388344 U CN 210388344U CN 201921004440 U CN201921004440 U CN 201921004440U CN 210388344 U CN210388344 U CN 210388344U
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Abstract
The utility model discloses a fixed clamp for a planet carrier, which comprises a bottom plate, wherein a plurality of stations which are arranged in rows and columns and used for processing workpieces are arranged on the bottom plate, and each station is provided with a central positioning device used for determining the center hole axis of the workpiece; second pressing devices used for pressing the workpieces are uniformly arranged between every two adjacent stations, and first pressing devices used for pressing the workpieces are arranged on the outer sides of the stations at the four corners. The utility model has the advantages that a plurality of stations are simultaneously arranged on the machine tool, the stations are processed in batches, the machine tool does not need to be stopped midway, and the working efficiency is greatly improved; the utility model discloses an expansion shaft's diameter size is adjusted to the cooperation of the interior conical surface of expansion shaft and expansion bolt's the external conical surface, and this expansion shaft can effectually get rid of radial clearance, and has fine automatic centering effect, can obtain fine control by the required position degree of processing part to stability is fine.
Description
Technical Field
The utility model belongs to the technical field of mounting fixture, concretely relates to mounting fixture for planet carrier.
Background
The planet carrier is one of planetary gear transmission's essential element, planet wheel axle or bearing just adorn on the planet carrier, integral type planet carrier rigidity is good, but if this kind of structure adopts the integral forging technology, then install the planet carrier and process on numerical control machine tool, the planet carrier includes bottom set-square and arranges the stand on the set-square respectively, the centre bore has been seted up in the center department of bottom set-square, the stand surface of ordinary planet carrier and the machining precision of last bottom surface are higher, need install on numerical control machine tool to its surface machining, ordinary anchor clamps single can only install one, and the installation is complicated, speed is slower, be not suitable for batch production, for this reason, the planet carrier mounting fixture that can solve above-mentioned problem urgently needs one.
SUMMERY OF THE UTILITY MODEL
To the problem that above-mentioned prior art exists, the utility model provides a mounting fixture for planet carrier can realize the mounting fixture of a plurality of work pieces of single mountable.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a fixed clamp for a planet carrier comprises a bottom plate, wherein a plurality of stations which are arranged in rows and columns and used for machining workpieces are arranged on the bottom plate, the number of rows of the stations is 2, the number of columns of the stations is a plurality of columns, and each station is provided with a central positioning device used for determining the axis center of a central hole of the workpiece;
second pressing devices used for pressing the workpiece are uniformly arranged between every two adjacent stations, first pressing devices used for pressing the workpiece are arranged on the outer sides of the stations at the four corners, and angle positioning devices are mounted on the bottom plate.
Preferably, the station includes the bed hedgehopping piece, the third bolt fixed mounting that the bed hedgehopping piece was arranged through a plurality of circumference is on the bottom plate, the inflation axle is installed at bed hedgehopping piece center, the inflation axle is installed on the locating plate, the locating plate passes through second bolt fixed mounting on the bottom plate, the through hole has been seted up to the center department of inflation axle, and outside circumference has arranged the radial groove of arranging of a plurality of, the inner cone has been seted up to the hole upper end of inflation axle, the center department of inflation axle pegs graft and has had expansion bolts, some screw spiro unions have been seted up on expansion bolts's lower extreme and the bottom plate, expansion bolts's upper end is equipped with the outer conical surface with inner cone looks adaptation.
Preferably, the first pressing device comprises a first pressing plate, one end of the first pressing plate is pressed against one side of the surface of the corresponding workpiece, a first bolt penetrates through the middle of the first pressing plate, a spring is sleeved at the bottom, located outside the first pressing plate, of the first bolt, a resisting bolt is meshed and connected to the bottom of one end, far away from the workpiece, of the first pressing plate, and the lower end of the resisting bolt is arranged on the bottom plate.
Preferably, the second pressing device comprises a second pressing plate, a fourth bolt penetrates through the middle of the second pressing plate, the lower end of the fourth bolt is screwed in a screw hole formed in the bottom plate, two ends of the second pressing plate are respectively pressed on the two workpieces on two sides, and a spring is sleeved at the bottom, located on the outside of the fourth bolt, of the second pressing plate.
Preferably, the angle positioning device comprises two positioning pins installed on the block, and the positioning pins abut against two side walls of the workpiece.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model has the advantages that the plurality of stations are arranged on the bottom plate, so that a plurality of workpieces can be simultaneously installed on the machine tool, the plurality of stations are processed in batches, the machine tool does not need to be stopped midway, and the working efficiency is greatly improved;
(2) the utility model adjusts the diameter of the expansion shaft through the matching of the inner conical surface of the expansion shaft and the outer conical surface of the expansion bolt, the expansion shaft can effectively eliminate radial clearance and has good automatic centering effect, the position degree required by the processed part can be well controlled, and the stability is good;
(3) the utility model discloses an equipartition has put a plurality of closing device that correspond on every station, and it is firm to have realized that this device is fixed, makes things convenient for the dismouting.
Drawings
FIG. 1 is a view showing an installation state of the present invention;
fig. 2 is a schematic view of the connection structure of the expansion bolt of the expansion shaft of the present invention;
fig. 3 is a partial connection cross-sectional view of the bottom plate and a single station of the present invention.
Description of reference numerals:
1. the base plate, 2, locating pin, 3, bed hedgehopping piece, 4, first bolt, 5, support tight bolt, 6, first clamp plate, 7, inflation axle, 8, second clamp plate, 9, locating plate, 10, second bolt, 11, expansion bolts, 12, third bolt, 13, fourth bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 to 3, a fixing clamp for a planet carrier comprises a base plate 1, wherein a plurality of stations which are arranged in rows and columns and used for processing workpieces are arranged on the base plate 1, the number of rows of the stations is 2, the number of columns of the stations is a plurality of columns, three upright posts are uniformly arranged on each planet carrier, the planet carrier is triangular, the planet carrier can be pressed only by uniformly arranging pressing devices on three sides of the planet carrier, a second pressing plate 8 positioned between two rows of the stations can simultaneously press two sides, each station is provided with a central positioning device used for determining the center axis of a workpiece center hole, the stations comprise a padding block 3, the padding block 3 is fixedly arranged on the base plate 1 through a plurality of third bolts 12 which are circumferentially arranged, the padding block 13 is fixed on the base plate 1 through the third bolts 12, an expansion shaft 7 is arranged at the center of the padding block 3, the expansion shaft 7 is arranged on the positioning plate 9, the positioning plate 9 is fixedly arranged on the bottom plate 1 through a second bolt 10, a through hole is formed in the center of the expansion shaft 7, a plurality of radially arranged grooves are circumferentially arranged on the outer portion of the expansion shaft 7, an inner conical surface is formed in the upper end of an inner hole of the expansion shaft 7, an expansion bolt 11 is inserted in the center of the expansion shaft 7, the lower end of the expansion bolt 11 is in threaded connection with a screw hole formed in the bottom plate 1, an outer conical surface matched with the inner conical surface is arranged at the upper end of the expansion bolt 11, the expansion bolt 11 moves downwards after being screwed down, the outer conical surface of the expansion bolt 11 extrudes the inner conical surface of the expansion shaft 7 outwards, a workpiece can be fixed by expanding the expansion shaft 7 outwards, radial gaps can be effectively eliminated by the expansion shaft 7, a good automatic centering effect is achieved, and the position degree required by a processed part, and the stability is good;
a second pressing device for pressing the workpieces is arranged between every two adjacent stations and comprises a second pressing plate 8, a fourth bolt 13 penetrates through the middle of the second pressing plate 8, the lower end of the fourth bolt 13 is in threaded connection with a threaded hole formed in the bottom plate 1, two ends of the second pressing plate 8 are respectively pressed on the two workpieces on two sides, a spring is sleeved outside the fourth bolt 13 and positioned at the bottom of the second pressing plate 8, a first pressing device for pressing the workpieces is arranged outside the stations at four corners and comprises a first pressing plate 6, one end of the first pressing plate 6 is pressed on one side of the surface of the corresponding workpiece, a first bolt 4 penetrates through the middle of the first pressing plate 6, a spring is sleeved outside the first bolt 4 and positioned at the bottom of the first pressing plate 6, and can be used after the corresponding bolt is unscrewed, the corresponding pressing plate can be arranged at the top of the corresponding bolt, a workpiece is convenient to install, the bottom of one end, away from the workpiece, of the first pressing plate 6 is connected with the abutting bolt 5 in a meshed mode, the lower end of the abutting bolt 5 is arranged on the bottom plate 1, the two ends of the first pressing plate 6 are arranged on the side edges of the abutting bolt 5 and the workpiece respectively, the two ends of the first pressing plate 6 are supported, the workpiece is convenient to compress tightly through the first pressing plate 6, the angle positioning device is installed on the bottom plate 1 and comprises two positioning pins 2 installed on the block-up block 3, the positioning pins 2 are abutted to the two side walls of the workpiece, the positions of the three stand columns can be determined after the angle of the workpiece is abutted by the two positioning pins 2, machining is convenient, and after a batch of workpieces are machined, tool setting.
When in use, the bottom plate 1 is arranged on a numerical control machine tool, the upper bottom surface and the side surface of the upright post on the workpiece and the annular groove arranged on the side surface are processed, the workpiece is sequentially arranged on the corresponding station, the workpiece is sleeved on the corresponding central positioning device, the two side surfaces of the workpiece are abutted against the corresponding positioning pins 2, the expansion bolt 11 is screwed, the expansion bolt 11 drives the expansion shaft 7 to expand outwards in the screwing process, positioning the central hole of the workpiece, respectively pressing two ends of a second pressing plate 8 on a second pressing device on two sides of the workpiece, screwing a fourth bolt 13, then one end of a first pressing plate 6 on the first pressing device is pressed on a corresponding workpiece, the first bolt 4 is screwed, under the cooperation of the first pressing plate 6 and the second pressing plate 8, the workpiece is pressed tightly, the device is convenient to install and simple to operate, and multiple workpieces can be fixed and processed in batches.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (5)
1. The utility model provides a mounting fixture for planet carrier, includes bottom plate (1), its characterized in that: the base plate (1) is provided with a plurality of stations which are arranged in rows and columns and used for processing workpieces, the number of rows of the stations is 2, the number of columns of the stations is a plurality of columns, and each station is provided with a central positioning device used for determining the axis center of a central hole of the workpiece;
second pressing devices used for pressing the workpiece are uniformly arranged between every two adjacent stations, first pressing devices used for pressing the workpiece are arranged on the outer sides of the stations at the four corners, and an angle positioning device is mounted on the bottom plate (1).
2. A fixing clamp for planet carriers according to claim 1, characterized in that the station comprises an elevating block (3), the heightening block (3) is fixedly arranged on the bottom plate (1) through a plurality of third bolts (12) which are circumferentially arranged, an expansion shaft (7) is arranged in the center of the heightening block (3), the expansion shaft (7) is arranged on a positioning plate (9), the positioning plate (9) is fixedly arranged on the bottom plate (1) through a second bolt (10), a through hole is formed in the center of the expansion shaft (7), and a plurality of radially arranged grooves are arranged on the outer circumference of the expansion shaft, an inner conical surface is arranged at the upper end of an inner hole of the expansion shaft (7), the expansion shaft (7) is characterized in that an expansion bolt (11) is inserted in the center of the expansion shaft, the lower end of the expansion bolt (11) is in threaded connection with a screw hole formed in the bottom plate (1), and an outer conical surface matched with the inner conical surface is arranged at the upper end of the expansion bolt (11).
3. The fixing clamp for the planet carrier according to claim 2, wherein the first pressing device comprises a first pressing plate (6), one end of the first pressing plate (6) is pressed to one side of the surface of a corresponding workpiece, a first bolt (4) penetrates through the middle of the first pressing plate (6), a spring is sleeved at the bottom of the first pressing plate (6) outside the first bolt (4), a resisting bolt (5) is meshed and connected to the bottom of one end, far away from the workpiece, of the first pressing plate (6), and the lower end of the resisting bolt (5) is arranged on the bottom plate (1).
4. The fixing clamp for the planet carrier according to claim 3, wherein the second pressing device comprises a second pressing plate (8), a fourth bolt (13) penetrates through the middle of the second pressing plate (8), the lower end of the fourth bolt (13) is screwed in a screw hole formed in the bottom plate (1), two ends of the second pressing plate (8) are respectively pressed on two workpieces on two sides, and a spring is sleeved at the bottom of the second pressing plate (8) outside the fourth bolt (13).
5. A fixing clamp for a planet carrier according to claim 4, characterized in that the angular positioning device comprises two positioning pins (2) mounted on the block (3), and the positioning pins (2) abut against two side walls of the workpiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921004440.9U CN210388344U (en) | 2019-07-01 | 2019-07-01 | Fixing clamp for planet carrier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921004440.9U CN210388344U (en) | 2019-07-01 | 2019-07-01 | Fixing clamp for planet carrier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210388344U true CN210388344U (en) | 2020-04-24 |
Family
ID=70352093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921004440.9U Expired - Fee Related CN210388344U (en) | 2019-07-01 | 2019-07-01 | Fixing clamp for planet carrier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210388344U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113305598A (en) * | 2021-06-09 | 2021-08-27 | 霍山嘉远智能制造有限公司 | Multi-station machining tool for valve rod hole of thin eccentric butterfly valve |
| CN113400025A (en) * | 2021-06-26 | 2021-09-17 | 惠尔信机械（泰兴）有限公司 | 3.5 megawatt wind generating set gear box primary planet carrier turning process |
| CN113967851A (en) * | 2021-11-12 | 2022-01-25 | 中车长春轨道客车股份有限公司 | Bearing plate adds clamping apparatus |
-
2019
- 2019-07-01 CN CN201921004440.9U patent/CN210388344U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113305598A (en) * | 2021-06-09 | 2021-08-27 | 霍山嘉远智能制造有限公司 | Multi-station machining tool for valve rod hole of thin eccentric butterfly valve |
| CN113305598B (en) * | 2021-06-09 | 2024-04-19 | 霍山嘉远智能制造有限公司 | Multi-station machining tool for valve rod hole of thin eccentric butterfly valve |
| CN113400025A (en) * | 2021-06-26 | 2021-09-17 | 惠尔信机械（泰兴）有限公司 | 3.5 megawatt wind generating set gear box primary planet carrier turning process |
| CN113400025B (en) * | 2021-06-26 | 2023-09-15 | 惠尔信机械（泰兴）有限公司 | Machining process for first-stage planet carrier of gear box of 3.5 megawatt wind generating set |
| CN113967851A (en) * | 2021-11-12 | 2022-01-25 | 中车长春轨道客车股份有限公司 | Bearing plate adds clamping apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200424 Termination date: 20210701 |
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| CF01 | Termination of patent right due to non-payment of annual fee |