CN210388375U - Positioning fixture device for machining key grooves in two ends of motor rotor shaft - Google Patents
Positioning fixture device for machining key grooves in two ends of motor rotor shaft Download PDFInfo
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- CN210388375U CN210388375U CN201921311684.1U CN201921311684U CN210388375U CN 210388375 U CN210388375 U CN 210388375U CN 201921311684 U CN201921311684 U CN 201921311684U CN 210388375 U CN210388375 U CN 210388375U
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- tip
- sliding
- motor rotor
- tip seat
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Abstract
The utility model relates to the field of machining positioning fixtures, in particular to a positioning fixture device for processing keyways at two ends of a motor rotor shaft, which comprises a bottom plate, a sliding bottom plate and two tip seats symmetrically arranged on the sliding bottom plate, wherein the bottom plate is of a rectangular plate-shaped structure, the bottom plate is symmetrically provided with linear rails along the extending direction of the bottom plate, the bottom of the sliding bottom plate is correspondingly provided with a plurality of sliding bases, the sliding bases are slidably connected on the corresponding linear rails, each tip seat comprises a first tip seat and a second tip seat, one end of the first tip seat, which is far away from the second tip seat, is fixedly provided with a tip telescopic cylinder, one end of the first tip seat, which is close to the second tip seat, is provided with a first tip body, the second tip seat is provided with an end face driving tip body, the bottom plate is also fixedly provided with a bidirectional cylinder, and the output end of the bidirectional cylinder is fixedly arranged at the side part of the sliding bottom plate, the device has accurate positioning, convenient use and accurate and reliable operation.
Description
Technical Field
The utility model relates to a machining positioning fixture field, concretely relates to positioning fixture device is used in processing of electric motor rotor axle both ends keyway.
Background
Milling machine processing is widely applied in the processing industry, a general milling machine can only process the upper surface of an object, the shaft parts are repeatedly processed on two different machine tools for milling, and numerical control machine tool processing can also be adopted, the processing is complicated by adopting the milling machine, and the precision of a workpiece is low easily caused by continuous clamping; the latter processing is too costly.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a positioning fixture device is used in processing of electric motor rotor axle both ends keyway.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a positioning fixture device is used in processing of motor rotor shaft both ends keyway, including bottom plate, sliding bottom plate and the top seat of symmetry setting on sliding bottom plate, the bottom plate is rectangle platelike structure, is provided with the line rail along the long extending direction symmetry of bottom plate on the bottom plate, sliding bottom plate's bottom correspondence is provided with a plurality of sliding bottom, sliding bottom sliding connection is on the line rail that corresponds, the top seat is including first top seat and second top seat, the one end fixed mounting who keeps away from the second top seat on the first top seat has top telescopic cylinder, and the one end that the first top seat is close to the second top seat is provided with first top body, is provided with the terminal surface drive top body on the second top seat, still fixed mounting has two-way cylinder on the bottom plate to the equal fixed mounting of output of two-way cylinder is at sliding bottom plate's lateral part.
As a preferred scheme of the positioning fixture device for processing keyways at two ends of the motor rotor shaft, conical fixed finials are arranged at the upper end parts of the first center body and the end face driving center body, and fixed tooth grooves are formed in the periphery of each fixed finial.
As an optimal scheme of the positioning fixture device for processing keyways at two ends of the motor rotor shaft, the end parts of the bidirectional cylinders are provided with fixing clamping seats, and the fixing clamping seats are fixedly installed on the sliding bottom plate through fixing columns.
As an optimal scheme of the positioning fixture device for machining key grooves in two ends of the motor rotor shaft, grooves are formed in two sides of the linear rail, rolling mechanisms are arranged on two inner sides of the sliding base, and the rolling mechanisms are arranged in the grooves in a rolling mode.
As an optimal scheme of the positioning fixture device for processing the key grooves in the two ends of the motor rotor shaft, the rolling mechanism comprises a plurality of rollers which are arranged along the horizontal direction, a fixing frame is fixedly installed on the inner side of the sliding base, and the rollers are arranged on the fixing frame.
The utility model has the advantages that:
1. this positioning fixture device is used in processing of electric motor rotor axle both ends keyway, the anchor clamps location is accurate, swift, once presss from both sides the milling process that can realize electric motor rotor axle both ends keyway, and electric motor rotor axle length can surpass lathe X axle operating stroke within 500 millimeters, and the processing scope is big. Two linear rails are arranged below the end face driving center seat plate of the clamp, and a workpiece of the mechanism is firm and cannot rotate under the jacking force of a center telescopic cylinder, so that the robot can be conveniently linked and used for loading and unloading the workpiece. Low cost, long service life and accurate and reliable operation.
2. This positioning fixture device is used in processing of motor rotor axle both ends keyway is provided with the fixing base, can install fixed mounting on the lathe to very convenient to detach.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below. It is obvious that the drawings described below are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be obtained from these drawings without inventive effort.
Fig. 1 is a first schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is an enlarged schematic view at a in fig. 2.
Fig. 4 is a schematic view of the split structure of the present invention.
In the figure: the device comprises a bottom plate 1, a sliding bottom plate 2, a linear rail 3, a sliding base 4, a first tip seat 5, a second tip seat 6, a tip telescopic cylinder 7, a first tip body 8, an end face driving tip body 9, a bidirectional cylinder 10, a fixed tip 11, a fixed tooth socket 12, a fixed clamping seat 13, a groove 14, a rolling mechanism 15, a roller 16 and a fixing frame 17.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used to indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are used only for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms will be understood by those skilled in the art according to the specific circumstances.
In the description of the present invention, unless otherwise explicitly specified or limited, the term "connected" or the like, if appearing to indicate a connection relationship between the components, is to be understood broadly, for example, as being either a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other components or may be in an interactive relationship with one another. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 4, the positioning fixture device for processing keyways at two ends of a motor rotor shaft comprises a bottom plate 1, a sliding bottom plate 2 and two center seats symmetrically arranged on the sliding bottom plate 2, wherein the bottom plate 1 is of a rectangular plate-shaped structure, linear rails 3 are symmetrically arranged on the bottom plate 1 along the extending direction of the length of the bottom plate 1, a plurality of sliding bases 4 are correspondingly arranged at the bottom of the sliding bottom plate 2, the sliding bases 4 are slidably connected to the corresponding linear rails 3, each center seat comprises a first center seat 5 and a second center seat 6, a center telescopic cylinder 7 is fixedly arranged at one end of the first center seat 5, which is far away from the second center seat 6, a first center body 8 is arranged at one end of the first center seat 5, which is close to the second center seat 6, an end face driving center body 9 is arranged on the second center seat 6, a bidirectional cylinder 10 is fixedly arranged on the bottom plate 1, and the output ends of the bidirectional cylinders 10 are fixedly arranged at the side part of the sliding bottom plate 2. When a product needs to be milled, the product is placed between the first top point body 8 and the end face driving top point body 9, then the top telescopic cylinder 7 drives the first top point body 8 to fix the product between the first top point body 8 and the end face driving top point body 9, then the end face driving top point body 9 can drive the product to rotate, the product is milled, when the milling position needs to be adjusted, the bidirectional cylinder 10 drives the sliding base plate 2 to slide on the linear rail 3, and the position of the milling cutter milling product can be adjusted. The device can finish machining of each shaft neck, end face, groove shape and thread by one-time clamping; the processing of the key groove and the oil hole can be finished at one time on the turning and milling center, the clamping auxiliary time is greatly shortened, the processing efficiency is improved by more than 2 times compared with the traditional chuck clamping, and the dynamic balance and automatic compensation system of the patented technology is adopted in the center, so that the processing can still be carried out on blank parts or inclined planes; in the traditional lever type hydraulic chuck or wedge type boosting hydraulic chuck, as long as a centrifugal force balancing mechanism of a clamping jaw is not added on the structure, the dynamic clamping force of the chuck is sharply reduced along with the increase of the rotating speed of a main shaft.
The upper end parts of the first centre body 8 and the end face driving centre body 9 are both provided with a conical fixed centre 11, and the periphery of the fixed centre 11 is provided with a fixed tooth socket 12. The fixed centre 11 and the fixed tooth socket 12 are arranged to fix the product more stably, so that the product is prevented from slipping and rotating when being milled. The first top body 8 and the end face driving top body 9 are used for fixing a motor rotor shaft, the fixing top 11 is used for enabling the axis of the motor rotor shaft and the axis of the end face driving top body 9 to rotate to be on the same straight line, after the motor rotor shaft is fixed by the fixing top 11, the top telescopic cylinder 7 drives the first top body 8 to abut against the motor rotor shaft so that the motor rotor shaft is fixed between the first top body 8 and the end face driving top body 9, then the fixing top 11 can retract, the fixing tooth grooves 12 can stably fix the motor rotor shaft, and the motor rotor shaft is prevented from sliding.
The end parts of the two-way cylinders 10 are provided with fixing clamping seats 13, and the fixing clamping seats 13 are fixedly installed on the sliding base plate 2 through fixing columns. The bidirectional cylinder 10 can drive the sliding bottom plate 2 to slide on the linear rail 3, the length of a motor rotor shaft can exceed the working stroke of the X shaft of the machine tool within 500 millimeters, and the bidirectional cylinder 10 can drive the sliding bottom plate 2 to slide on the linear rail 3 as required, so that a large amount of mechanical cost can be saved.
The two sides of the linear rail 3 are provided with grooves 14, the two sides of the inner side of the sliding base 4 are provided with rolling mechanisms 15, and the rolling mechanisms 15 are arranged in the grooves 14 in a rolling mode.
The rolling mechanism 15 comprises a plurality of rollers 16 arranged along the horizontal direction, a fixed frame 17 is fixedly installed on the inner side of the sliding base 4, and the rollers 16 are arranged on the fixed frame 17.
The working principle is as follows: when a product needs to be milled, the product is placed between the first top point body 8 and the end face driving top point body 9, then the top telescopic cylinder 7 drives the first top point body 8 to fix the product between the first top point body 8 and the end face driving top point body 9, then the end face driving top point body 9 can drive the product to rotate, the product is milled, when the milling position needs to be adjusted, the bidirectional cylinder 10 drives the sliding base plate 2 to slide on the linear rail 3, and the position of the milling cutter milling product can be adjusted.
It should be understood that the above-described embodiments are merely illustrative of the preferred embodiments of the present invention and the technical principles thereof. It will be understood by those skilled in the art that various modifications, equivalents, changes, and the like can be made to the present invention. However, these modifications are within the scope of the present invention as long as they do not depart from the spirit of the present invention. In addition, certain terms used in the specification and claims of the present application are not limiting, but are used merely for convenience of description.
Claims (5)
1. The utility model provides a positioning fixture device is used in processing of electric motor rotor axle both ends keyway which characterized in that: the device comprises a bottom plate (1), a sliding bottom plate (2) and tip seats symmetrically arranged on the sliding bottom plate (2), wherein the bottom plate (1) is of a rectangular plate-shaped structure, linear rails (3) are symmetrically arranged on the bottom plate (1) along the long extending direction of the bottom plate (1), a plurality of sliding bases (4) are correspondingly arranged at the bottom of the sliding bottom plate (2), the sliding bases (4) are connected to the corresponding linear rails (3) in a sliding manner, each tip seat comprises a first tip seat (5) and a second tip seat (6), a tip telescopic cylinder (7) is fixedly arranged at one end, far away from the second tip seat (6), of the first tip seat (5), a first tip body (8) is arranged at one end, close to the second tip seat (6), an end face driving tip body (9) is arranged on the second tip seat (6), and a bidirectional cylinder (10) is fixedly arranged on the bottom plate (1), and the output ends of the two-way cylinders (10) are fixedly arranged on the side part of the sliding bottom plate (2).
2. The positioning fixture device for processing keyways at two ends of the motor rotor shaft according to claim 1, characterized in that: the upper end parts of the first centre body (8) and the end face driving centre body (9) are respectively provided with a conical fixed centre (11), and the periphery of the fixed centre (11) is provided with a fixed tooth socket (12).
3. The positioning fixture device for processing the key grooves in the two ends of the motor rotor shaft according to claim 2, is characterized in that: the end parts of the two-way cylinders (10) are provided with fixing clamping seats (13), and the fixing clamping seats (13) are fixedly installed on the sliding bottom plate (2) through fixing columns.
4. The positioning fixture device for machining key grooves in two ends of the motor rotor shaft according to claim 3, is characterized in that: the two sides of the linear rail (3) are provided with grooves (14), the two sides of the inner side of the sliding base (4) are provided with rolling mechanisms (15), and the rolling mechanisms (15) are arranged in the grooves (14) in a rolling mode.
5. The positioning fixture device for machining key grooves in two ends of the motor rotor shaft according to claim 4, is characterized in that: the rolling mechanism (15) comprises a plurality of rollers (16) which are arranged along the horizontal direction, a fixed frame (17) is fixedly installed on the inner side of the sliding base (4), and the rollers (16) are arranged on the fixed frame (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921311684.1U CN210388375U (en) | 2019-08-13 | 2019-08-13 | Positioning fixture device for machining key grooves in two ends of motor rotor shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921311684.1U CN210388375U (en) | 2019-08-13 | 2019-08-13 | Positioning fixture device for machining key grooves in two ends of motor rotor shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210388375U true CN210388375U (en) | 2020-04-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921311684.1U Active CN210388375U (en) | 2019-08-13 | 2019-08-13 | Positioning fixture device for machining key grooves in two ends of motor rotor shaft |
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| CN (1) | CN210388375U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112013796A (en) * | 2020-09-02 | 2020-12-01 | 重庆聚嘉机械有限公司 | Motor shaft centre gripping frock, circumference orthotic devices and keyway symmetry examine utensil |
-
2019
- 2019-08-13 CN CN201921311684.1U patent/CN210388375U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112013796A (en) * | 2020-09-02 | 2020-12-01 | 重庆聚嘉机械有限公司 | Motor shaft centre gripping frock, circumference orthotic devices and keyway symmetry examine utensil |
| CN112013796B (en) * | 2020-09-02 | 2021-04-06 | 重庆聚嘉机械有限公司 | Motor shaft centre gripping frock, circumference orthotic devices and keyway symmetry examine utensil |
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