CN213857170U - Special clamp for boring holes in motor shell and thin-wall part - Google Patents
Special clamp for boring holes in motor shell and thin-wall part Download PDFInfo
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- CN213857170U CN213857170U CN202021581202.7U CN202021581202U CN213857170U CN 213857170 U CN213857170 U CN 213857170U CN 202021581202 U CN202021581202 U CN 202021581202U CN 213857170 U CN213857170 U CN 213857170U
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Abstract
The utility model discloses a bore hole special fixture in motor casing and thin wall part, including the ring flange, the ring flange top is equipped with the hydraulic pressure arm-tie, hydraulic pressure arm-tie top coupling fixture locating plate, anchor clamps locating plate top is equipped with the recess, be equipped with the anchor clamps dead lever in the recess, anchor clamps dead lever top coupling fixture fixed plate, be equipped with the mould spring in the anchor clamps fixed plate, the top is equipped with stop device, be equipped with the guide post on the anchor clamps fixed plate, be equipped with on the guide post and remove the arm-tie, it is equipped with special connecting screw to remove the arm-tie top. In the past, boring products are time-consuming and labor-consuming in pressing plate clamping, the production efficiency can be improved through the clamp, and the products are convenient to assemble and disassemble; in the aspect of precision, in the prior art, the clamping force of manually clamping a boring product is uneven, the out-of-round of a machine shell is too large, the rejection rate is high, the clamping force is even when a clamp is matched with a hydraulic device, and the roundness can be controlled within 0.05 MM; by utilizing the inner positioning boring hole, the product is not eccentric and the wall thickness is consistent.
Description
Technical Field
The utility model relates to an anchor clamps field specifically is a bore hole special fixture in motor casing and thin wall part.
Background
The housing of the motor generally includes a cylindrical casing, a front end cover and a rear end cover, a stator of the motor is fixedly installed in the cylindrical casing, a rotor is placed in the stator, the front end cover and the rear end cover are respectively fixed at the front end and the rear end of the cylindrical casing to enclose the rotor and the stator in the housing, and two ends of a rotor shaft are installed at the front end cover and the rear end cover through bearings. The rotor and stator require a high degree of concentricity which can affect the performance of the machine if the rotor and stator are not concentric. Therefore, when the cylindrical shell is processed, the requirements on the parallelism between the two end surfaces of the cylindrical shell and the perpendicularity between the two end surfaces of the cylindrical shell and the central axis of the inner cavity are very high.
The existing clamp for boring holes in the motor shell and the thin-wall part is generally positioned in an external clamping mode, and although a workpiece to be machined can be fixed firmly, the existing clamp can cause deformation of the thin-wall part in use, so that the machining precision can be influenced, and a large amount of parts can be scrapped.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is overcome above technical defect, provides a bore hole special fixture in motor casing and the thin wall part, and the deformation of thin wall part, control circularity are prevented to control product precision.
In order to solve the above problem, the technical scheme of the utility model is that: the utility model provides a bore hole special fixture in motor casing and thin wall part, includes the ring flange, the ring flange top is equipped with the hydraulic pressure arm-tie, hydraulic pressure arm-tie top coupling jig locating plate, anchor clamps locating plate top is equipped with the recess, be equipped with the anchor clamps dead lever in the recess, anchor clamps dead lever top coupling jig fixed plate, be equipped with the mould spring in the anchor clamps fixed plate, the top is equipped with stop device, be equipped with the guide post on the anchor clamps fixed plate, be equipped with on the guide post and remove the drawing dish, it is equipped with special connecting screw to remove the drawing dish top, be equipped with adjustable clamp plate on the special connecting screw, the hydraulic means pull rod is worn to establish to the ring flange bottom, hydraulic means pull rod top is equipped with the telescoping device, interior positioning plate is equipped with on the telescoping device.
As the improvement, the recess on the anchor clamps locating plate is total three, and becomes circumference equidistance distribution, anchor clamps dead lever and anchor clamps locating plate adopt anchor clamps three point positioning mechanism fixed, be equipped with adjustable prepositioning device in the anchor clamps locating plate.
As an improvement, a special plane bearing is arranged at the joint of the adjustable pressure plate and the special connecting screw rod.
As an improvement, the part of the fixture fixing rod penetrating through the fixture fixing plate is provided with an adjusting nut.
Compared with the prior art, the utility model the advantage lie in: in the past, boring products are time-consuming and labor-consuming in pressing plate clamping, the production efficiency can be improved through the clamp, and the products are convenient to assemble and disassemble; in the aspect of precision, in the prior art, the clamping force of manually clamping a boring product is uneven, the out-of-round of a machine shell is too large, the rejection rate is high, the clamping force is even when a clamp is matched with a hydraulic device, and the roundness can be controlled within 0.05 MM; by utilizing the inner positioning boring hole, the product is not eccentric and the wall thickness is consistent.
Drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is a plan view of the present invention.
Fig. 3 is a side view of the present invention.
As shown in the figure: 1. the clamp comprises a flange plate, 2, a hydraulic pulling plate, 3, a clamp positioning plate, 4, a clamp three-point positioning mechanism, 5, a clamp fixing plate, 6, a die spring, 7, a limiting device, 8, an adjustable pressing plate, 9, a movable pulling plate, 10, a special connecting screw rod, 11, a guide column, 12, a special plane bearing, 13, a clamp fixing rod, 14, an adjustable pre-positioning device, 15, an adjusting nut, 16, an inner positioning fixing plate, 17, a telescopic device, 18 and a hydraulic device pulling rod.
Detailed Description
The following describes the present invention with reference to the accompanying drawings. In which like parts are designated by like reference numerals.
It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
In order to make the content of the present invention more clearly understood, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the attached drawings in the embodiment of the present invention.
As shown in fig. 1 to 3, a special fixture for boring holes in motor casings and thin-walled parts comprises a flange plate 1, a hydraulic pulling plate 2 is arranged above the flange plate 1, a clamp positioning plate 3 is connected above the hydraulic pulling plate 2, the top of the clamp positioning plate 3 is provided with a groove, a clamp fixing rod 13 is arranged in the groove, the top of the clamp fixing rod 13 is connected with the clamp fixing plate 5, a mould spring 6 is arranged in the fixture fixing plate 5, a limiting device 7 is arranged at the top of the fixture fixing plate 5, a guide post 11 is arranged on the fixture fixing plate 5, a movable pull disc 9 is arranged on the guide post 11, a special connecting screw rod 10 is arranged at the top of the movable pull disc 9, an adjustable pressure plate 8 is arranged on the special connecting screw 10, a pull rod 18 of a hydraulic device is arranged at the bottom of the flange plate 1 in a penetrating way, the top of the hydraulic device pull rod 18 is provided with a telescopic device 17, and the telescopic device 17 is provided with an inner positioning fixing plate 16.
The recess on the anchor clamps locating plate 3 is total three, and becomes circumference equidistance and distributes, anchor clamps dead lever 13 and anchor clamps locating plate 3 adopt anchor clamps three point positioning mechanism 4 fixed, adopt the aluminum alloy to inlay, aluminium and aluminium contact, and frictional force is big, and three point location reduces the product contact surface, effectual control precision, be equipped with adjustable prepositioning device 14 in the anchor clamps locating plate 3, adjustable pressing plate 8 and special connecting screw 10 junction are equipped with special plane bearing 12, anchor clamps dead lever 13 wears to establish 5 parts of anchor clamps fixed plate and is equipped with adjusting nut 15.
The fixture fixing plate 5 and the fixture fixing rod 13 are detachable mechanisms, and products with different lengths can be processed by replacing fixing rods with different lengths; the adjustable pre-positioning device 14 utilizes a die buffer and is matched with an adjusting nut to realize the adjustment of the diameter of the product, and the product can be finely adjusted; the limiting device 7 controls the axial stroke, and the limiting length can be adjusted; the die spring 6 plays a role in buffering when the clamp is clamped, and plays a role in supporting when the clamp is released; the adjustable pressing plate 8 is made of aluminum alloy, a rotating shaft is arranged in the middle of the pressing plate, and two plane bearings are arranged at the front end and the rear end of the rotating shaft, so that the pressing plate can rotate easily; the guide post 11 adjusts the axial movement of the clamp to play a role in guiding; 8 sliding blocks are arranged on the inner positioning fixing plate 16, and the 8 sliding blocks can be adjusted to have inner fixed sizes and can move outwards or move inwards to be locked by nuts; the inner positioning fixing plate 16 can be extended and retracted into the positioning plate through a hydraulic device pull rod 18.
In specific use, the casing is put into the anchor clamps hole and is put into interior location, and the adjustable clamp plate 8 of three aluminum alloy material of manual rotation presses down the lathe and presss from both sides tight button, and the product presss from both sides tightly, and interior location fixed plate 16 returns, can the turning, and lathe turning stops the back, presses the lathe and loosens the button, and interior location fixed plate 16 pops out, and rotatory three adjustable clamp plate 8, the part is taken out, accomplishes the processing of a product.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (4)
1. The utility model provides a bore hole special fixture in motor casing and thin wall part which characterized in that: the clamping device comprises a flange plate (1), wherein a hydraulic pulling plate (2) is arranged above the flange plate (1), a clamp positioning plate (3) is connected above the hydraulic pulling plate (2), a groove is formed in the top of the clamp positioning plate (3), a clamp fixing rod (13) is arranged in the groove, the top of the clamp fixing rod (13) is connected with a clamp fixing plate (5), a mold spring (6) is arranged in the clamp fixing plate (5), a limiting device (7) is arranged at the top of the clamp fixing plate, a guide column (11) is arranged on the clamp fixing plate (5), a movable pull disc (9) is arranged on the guide column (11), a special connecting screw rod (10) is arranged at the top of the movable pull disc (9), an adjustable pressing plate (8) is arranged on the special connecting screw rod (10), a hydraulic device pull rod (18) is arranged at the bottom of the flange plate (1), and a telescopic device (17) is arranged at the top of the hydraulic device pull rod (18), an inner positioning fixing plate (16) is arranged on the telescopic device (17).
2. The special clamp for the internal boring of the motor shell and the thin-wall part according to claim 1, is characterized in that: the fixture positioning plate is characterized in that the clamp positioning plate (3) is provided with three grooves which are distributed at equal intervals in a circumferential direction, the fixture fixing rod (13) and the fixture positioning plate (3) are fixed by a fixture three-point positioning mechanism (4), and an adjustable pre-positioning device (14) is arranged in the fixture positioning plate (3).
3. The special clamp for the internal boring of the motor shell and the thin-wall part according to claim 1, is characterized in that: and a special plane bearing (12) is arranged at the joint of the adjustable pressing plate (8) and the special connecting screw rod (10).
4. The special clamp for the internal boring of the motor shell and the thin-wall part according to claim 1, is characterized in that: the part of the clamp fixing rod (13) penetrating through the clamp fixing plate (5) is provided with an adjusting nut (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021581202.7U CN213857170U (en) | 2020-08-03 | 2020-08-03 | Special clamp for boring holes in motor shell and thin-wall part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021581202.7U CN213857170U (en) | 2020-08-03 | 2020-08-03 | Special clamp for boring holes in motor shell and thin-wall part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213857170U true CN213857170U (en) | 2021-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021581202.7U Active CN213857170U (en) | 2020-08-03 | 2020-08-03 | Special clamp for boring holes in motor shell and thin-wall part |
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| Country | Link |
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| CN (1) | CN213857170U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114571269A (en) * | 2022-03-17 | 2022-06-03 | 台州市东部数控设备有限公司 | Dispersed pressure-bearing type motor casing machining clamp |
-
2020
- 2020-08-03 CN CN202021581202.7U patent/CN213857170U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114571269A (en) * | 2022-03-17 | 2022-06-03 | 台州市东部数控设备有限公司 | Dispersed pressure-bearing type motor casing machining clamp |
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