CN217427916U - Auxiliary clamping device for forming surface adhesive layer of gyro motor stator - Google Patents
Auxiliary clamping device for forming surface adhesive layer of gyro motor stator Download PDFInfo
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- CN217427916U CN217427916U CN202220411521.6U CN202220411521U CN217427916U CN 217427916 U CN217427916 U CN 217427916U CN 202220411521 U CN202220411521 U CN 202220411521U CN 217427916 U CN217427916 U CN 217427916U
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Abstract
The utility model relates to an auxiliary clamping device for forming a surface rubber layer of a gyro motor stator, which comprises a base, a transmission shaft, a positioning and adjusting shaft, a power transmission part, a blocking sleeve, a positioning sleeve, a U-shaped sleeve and a low-speed motor; mounting holes are arranged on two side edges of the base; the positioning adjusting shaft is inserted and fastened with the mounting hole on the left side of the base, and the right end of the positioning adjusting shaft is coaxially provided with a positioning insertion hole; the power transmission part is inserted and matched with the mounting hole on the right side plate of the base in a clearance fit manner; the right end of the transmission shaft is coaxially and drivingly connected with the left part of the power transmission part, the left end part of the transmission shaft is in positioning and inserting fit with a positioning insertion hole on the positioning adjusting shaft along the axial direction through a U-shaped sleeve, and a thickened part is arranged at the left end of the transmission shaft to form a left positioning surface for installing a motor stator; a plurality of baffle sleeves are arranged between the motor stators which are arranged on the transmission shaft in a penetrating way; the left end surface of the positioning sleeve forms a right positioning surface for mounting the motor stator; the output shaft of the low-speed motor is in driving connection with the right part of the power transmission part. The device improves the glue supplementing production efficiency and the glue supplementing quality.
Description
Technical Field
The utility model belongs to the technical field of the top motor production, in particular to top motor stator surface glue layer takes shape with supplementary dress card device.
Background
The ship inertial navigation system has long working time and high precision, and provides quite strict requirements for the precision and the reliability of a key element gyroscope of the inertial navigation system. The gyro motor is used as a core component of the gyroscope and has important influence on the performance of the gyroscope. With the continuous development of science and technology, a gas dynamic bearing support is widely adopted on a high-precision gyroscope. Because it adopts gas lubrication, its rotating part and static part are completely separated from mechanical contact in the course of operation, so that its service life is greatly prolonged, and its noise is small. The principle of the dynamic pressure bearing requires that the bearing needs very small gaps, the pneumatic dynamic pressure bearing brings great difficulty to production and manufacture while realizing high precision, and the single-side gaps are 1-2 microns, the rotating speed is 30000 revolutions, and any fine pollution enters the working gaps of the bearing to cause disastrous results. Therefore, the generation of contaminants is strictly controlled during the assembly process.
In order to prevent the volatilization of organic matters from causing the pollution inside the bearing, the outer surface of the stator needs to be supplemented with glue in the processing process of the gyro motor stator. The traditional glue filling method needs to be divided into two times, one end of the stator is filled with glue and then placed into an oven for high-temperature drying, and then the other end of the stator is filled by the same method, the process time is at least 17 hours, and the production efficiency is low. In the process, the stator glue layer is manually coated, so that the thickness of the glue layer after curing is uneven and the consistency is poor. This problem affects the quality of the gyroscope product and also restricts the product delivery rate.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming prior art's weak point, providing a top motor stator surface glue layer takes shape with supplementary dress card device that can improve benefit and glue production efficiency and benefit and glue production quality.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides a top motor stator surface glue layer takes shape with supplementary dress card device which characterized in that: comprises a base, a transmission shaft, a positioning adjusting shaft, a power transmission part, a baffle sleeve, a positioning sleeve, a U-shaped sleeve and a low-speed motor;
the base is composed of a bottom plate and vertical side edges connected with two ends of the bottom plate, and coaxial and aligned mounting holes are formed in the side edges on two sides; the positioning adjusting shaft is in plug-in fit with the mounting hole in the left side edge of the base and is fixed through a radial jackscrew, and a positioning insertion hole is coaxially formed in the right end of the positioning adjusting shaft; the power transmission part is inserted and matched with the mounting hole on the right side plate of the base in a clearance fit manner; the transmission shaft is a motor stator mounting support part, the right end of the transmission shaft is coaxially connected with the left part of the power transmission part in a driving manner, the left end part of the transmission shaft is matched with a positioning insertion hole in the positioning adjusting shaft in an axial positioning insertion manner through a U-shaped sleeve, a thickened part is arranged at the left end of the transmission shaft, and the right end face of the thickened part forms a left positioning face for mounting the motor stator; the blocking sleeves are arranged on the transmission shaft and arranged between the motor stators penetrating on the transmission shaft; the positioning sleeve is sleeved on the transmission shaft and arranged on the right side of the motor stator at the rightmost position on the transmission shaft in a penetrating manner, the positioning sleeve is fixed on the transmission shaft through a radial jackscrew, and the left end face of the positioning sleeve forms a right positioning surface for mounting the motor stator; the low-speed motor is fixedly installed outside the right side edge of the base, and an output shaft of the low-speed motor is in coaxial driving connection with the right part of the power transmission part.
Further: the power transmission part adopts a transmission sleeve structure, a single-side or symmetrically-arranged double-side milling flat surface is arranged on an inner hole of the transmission sleeve, a shaft head with the same shape as the inner hole of the transmission sleeve is arranged at the right end of the transmission shaft, and the shaft head is inserted and matched with the left part of the inner hole of the transmission sleeve; the shape of the output shaft of the low-speed motor is consistent with the shape of the inner hole of the transmission sleeve, and the output shaft of the low-speed motor is inserted and matched with the right part of the inner hole of the transmission sleeve.
And further: and a reticulate pattern knurl is arranged at the left part on the outer circumferential surface of the positioning adjusting shaft.
Further: the transmission shaft is made of stainless steel materials.
The utility model has the advantages and positive effect:
1. adopt this device can realize that a time mends gluey once of motor stator both ends is dried, compare in current operation mode, increased substantially production efficiency.
2. Adopt this device to mend glue and toast the in-process at the stator surface and do low-speed rotary motion, do benefit to the homogeneity and the uniformity that improve the glue film thickness, have the advantage that machining efficiency is high.
3. This device can install not unidimensional motor stator on the transmission shaft through the use of parts such as separating spacer sleeve, position sleeve, location regulating spindle, applicable in polytypic liquid floating gyroscope product, has better suitability.
4. The device adopts the scheme of driving by a small-sized low-speed motor and self-lubricating bearings of polytetrafluoroethylene U-shaped sleeves, and has the advantages of simple structure and low cost.
Drawings
FIG. 1 is a perspective assembly view of the present invention;
fig. 2 is a longitudinal sectional view of the present invention (with the low speed motor removed);
figure 3a is a cross-sectional view of the base of the present invention
FIG. 3b is a cross-sectional view A-A of FIG. 3 a;
fig. 4 is a front view of the drive shaft of the present invention;
figure 5 is a cross-sectional view of the positioning adjusting shaft of the utility model
FIG. 6a is a cross-sectional view of the power transmission member of the present invention
FIG. 6b is a left side view of FIG. 6 a;
fig. 7 is a cross-sectional view of the spacer sleeve of the present invention;
fig. 8 is a sectional view of the positioning sleeve of the present invention.
Detailed Description
The structure of the present invention will be further explained by embodiments with reference to the accompanying drawings. It is to be understood that this embodiment is illustrative and not restrictive.
An auxiliary clamping device for forming a rubber layer on the surface of a gyro motor stator is shown in figures 1-8 and mainly comprises a base 6, a transmission shaft 7, a positioning adjusting shaft 1, a power transmission piece 5, a blocking sleeve 2, a positioning sleeve 3, a U-shaped sleeve 8 and a low-speed motor 4.
The base is the installation basis spare of other each parts, and whole is slim type structure, forms stable supporting platform, and it comprises the perpendicular side at bottom plate and connection bottom plate both ends. The side edges of the two sides are provided with coaxial and aligned mounting holes, the mounting hole 6.1 on the left side edge is used for inserting the positioning adjusting shaft, the position on the left side edge corresponding to the mounting hole is provided with a radial jackscrew hole 6.3, and the positioning adjusting shaft is fixed in the mounting hole of the left side edge by screwing the jackscrew. The mounting hole 6.2 on the right side is used for inserting a power transmission element, a screw hole is formed in the periphery of the mounting hole on the right side, and the low-speed motor is fixedly mounted outside the right side through the mounting screw.
The transmission shaft is used for penetrating and installing a plurality of motor stators, and motor stator parts are placed and clamped tightly by matching with the blocking sleeve and the positioning sleeve so as to drive the plurality of gyro motor stators to rotate, and stainless steel is selected and used as the material of the gyro motor stators. The part of the rotating shaft close to the left end is thickened, the outer diameter of the thickened part is larger than the size of an inner hole of the stator, a shaft shoulder 7.1 is formed, and the left end of the leftmost motor stator placed on the transmission shaft is positioned. The right end of the rotating shaft is provided with a shaft head 7.2 matched with the power transmission part, the diameter of the shaft head is smaller than that of the main body part of the transmission shaft, one (see attached drawing) or two symmetrically arranged milling flat surfaces can be processed on the shaft head and used for limiting the shaft head and the power transmission part along the circumferential direction so as to realize power transmission.
The positioning adjusting shaft is used for adjusting the axial size of the transmission shaft according to different sizes of the stator models. And a U-shaped sleeve made of polytetrafluoroethylene and the left end part of the transmission shaft form a sliding friction pair. The part realizes the functions of mounting and positioning the integral shaft assembly and forming the sliding bearing. The right-hand member of location regulating spindle is provided with location jack 1.1, and the diameter of location jack is unanimous with the epaxial shaft shoulder external diameter of transmission, and the degree of depth of location jack is less than the distance between the shaft shoulder right-hand member face of transmission shaft and its left end face. The left end part of the transmission shaft is inserted into the positioning insertion hole, and the U-shaped sleeves with different bottom thicknesses are arranged between the bottom of the positioning insertion hole and the left end of the transmission shaft in an isolated mode, so that the exposed length of the shaft shoulder of the transmission shaft can be adjusted, and the use requirements of stators with different types (different groove depths of the end parts) can be met. And the left part of the outer circumferential surface of the positioning adjusting shaft is processed by reticulate pattern knurling 1.2 so as to increase the friction force of clamping or contact and facilitate the adjustment of the position of the positioning adjusting shaft.
The power transmission part is used for transmitting the power of the low-speed motor to the transmission shaft, a transmission sleeve structure is adopted, and the shape of a central hole 5.1 of the transmission sleeve is consistent with the shape of a shaft head at the right end of the transmission shaft and the shape of an output shaft of the low-speed motor. The left end is used for being matched with a shaft head of a transmission shaft in an inserting mode, and the right end is used for being matched with an output shaft of a low-speed motor in an inserting mode. The outer circle surface of the transmission sleeve adopts a stepped circular surface structure with a large left part and a small right part, and the right part of the transmission sleeve is inserted into the mounting hole on the right side edge of the base in a clearance fit mode.
The isolating sleeve is sleeved on the transmission shaft, so that the isolation of adjacent motor stators is realized, and the power transmission effect is realized through the friction force between the isolating sleeve and the surface of the motor stator.
The locating sleeve is used for compressing the right end face of the rightmost motor stator. A radial jackscrew hole 3.1 is arranged on the positioning sleeve, and a locking nut is arranged to fasten the positioning sleeve on the transmission shaft.
The low-speed motor adopts a small motor integrated with a speed reducer and is a power source of the auxiliary clamping device.
The auxiliary card installing device has the following operation instructions:
the device of the invention is adopted to fix the small-sized low-speed motor outside the right side edge of the base by the screw; then the right end of the power transmission part is connected to the output shaft of the motor; then after the U-shaped sleeve is inserted into the positioning hole on the positioning shaft sleeve, the left end part of the transmission shaft is arranged in the positioning insertion hole of the positioning adjusting shaft, at the moment, one part of the thickened shaft shoulder part on the left end of the transmission shaft is matched with the positioning insertion hole, and the other part of the thickened shaft shoulder part is exposed out of the positioning insertion hole; then the combined structure of the positioning adjusting shaft, the transmission shaft and the U-shaped sleeve is arranged in a mounting hole on the left side of the base; then, stators are arranged at the vacant position of one side of the transmission shaft close to the slow-speed motor, a separation sleeve separates the stators, and the rightmost end of the transmission shaft is positioned by a positioning sleeve and screwed and fixed by a jackscrew; and finally, inserting the left end of the transmission shaft into the left end of the power transmission part, adjusting the axial size, screwing the jackscrew on the upper part of the base, and fixing the position of the positioning adjusting shaft. After the stator is installed and clamped through the steps, the motor switch is turned on, so that the motor drives the stator on the shaft to rotate at a low speed, and the smearing forming work and the baking process of the surface adhesive layer of the stator can be performed.
Although the embodiments of the present invention and the accompanying drawings are disclosed for illustrative purposes, those skilled in the art will appreciate that: various substitutions, changes and modifications are possible without departing from the spirit of the invention and the scope of the appended claims, and therefore the scope of the invention is not limited to the disclosure of the embodiments and the accompanying drawings.
Claims (4)
1. The utility model provides a top motor stator surface glue layer takes shape with supplementary dress card device which characterized in that: comprises a base, a transmission shaft, a positioning adjusting shaft, a power transmission part, a baffle sleeve, a positioning sleeve, a U-shaped sleeve and a low-speed motor;
the base is composed of a bottom plate and vertical side edges connected with two ends of the bottom plate, and coaxial and aligned mounting holes are formed in the side edges on two sides; the positioning adjusting shaft is in plug-in fit with the mounting hole in the left side edge of the base and is fixed through a radial jackscrew, and a positioning insertion hole is coaxially formed in the right end of the positioning adjusting shaft; the power transmission part is inserted and matched with the mounting hole on the right side plate of the base in a clearance fit manner; the transmission shaft is a motor stator mounting support part, the right end of the transmission shaft is coaxially connected with the left part of the power transmission part in a driving manner, the left end part of the transmission shaft is matched with a positioning insertion hole in the positioning adjusting shaft in an axial positioning insertion manner through a U-shaped sleeve, a thickened part is arranged at the left end of the transmission shaft, and the right end face of the thickened part forms a left positioning face for mounting the motor stator; the blocking sleeves are arranged on the transmission shaft and arranged between the motor stators penetrating on the transmission shaft; the positioning sleeve is sleeved on the transmission shaft and arranged on the right side of the motor stator at the rightmost position on the transmission shaft in a penetrating manner, the positioning sleeve is fixed on the transmission shaft through a radial jackscrew, and the left end face of the positioning sleeve forms a right positioning surface for mounting the motor stator; the low-speed motor is fixedly installed outside the right side edge of the base, and an output shaft of the low-speed motor is in coaxial driving connection with the right part of the power transmission part.
2. The auxiliary clamping device for forming the surface glue layer of the gyro motor stator according to claim 1, wherein: the power transmission part adopts a transmission sleeve structure, a single-side or symmetrically-arranged double-side milling flat surface is arranged on an inner hole of the transmission sleeve, a shaft head with the same shape as the inner hole of the transmission sleeve is arranged at the right end of the transmission shaft, and the shaft head is inserted and matched with the left part of the inner hole of the transmission sleeve; the shape of the output shaft of the low-speed motor is consistent with the shape of the inner hole of the transmission sleeve, and the output shaft of the low-speed motor is inserted and matched with the right part of the inner hole of the transmission sleeve.
3. The auxiliary clamping device for forming the surface glue layer of the gyro motor stator according to claim 1, wherein: and a reticulate pattern knurl is arranged at the left part on the outer circumferential surface of the positioning adjusting shaft.
4. The auxiliary clamping device for forming the surface glue layer of the gyro motor stator according to claim 1, wherein the auxiliary clamping device comprises: the transmission shaft is made of stainless steel materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220411521.6U CN217427916U (en) | 2022-02-28 | 2022-02-28 | Auxiliary clamping device for forming surface adhesive layer of gyro motor stator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220411521.6U CN217427916U (en) | 2022-02-28 | 2022-02-28 | Auxiliary clamping device for forming surface adhesive layer of gyro motor stator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217427916U true CN217427916U (en) | 2022-09-13 |
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ID=83179833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220411521.6U Active CN217427916U (en) | 2022-02-28 | 2022-02-28 | Auxiliary clamping device for forming surface adhesive layer of gyro motor stator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217427916U (en) |
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2022
- 2022-02-28 CN CN202220411521.6U patent/CN217427916U/en active Active
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