CN210629267U - Mounting seat for servo motor - Google Patents
Mounting seat for servo motor Download PDFInfo
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- CN210629267U CN210629267U CN201921902144.0U CN201921902144U CN210629267U CN 210629267 U CN210629267 U CN 210629267U CN 201921902144 U CN201921902144 U CN 201921902144U CN 210629267 U CN210629267 U CN 210629267U
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- bearing unit
- bearing
- servo motor
- casing
- hole
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Abstract
The utility model discloses a mount pad for servo motor, which comprises a housin, the casing is tube-shape shell structure, be equipped with the mounting hole that a plurality of internal diameters differ in the casing, the axis of mounting hole is on same straight line, its characterized in that: the casing passes through mounting hole fixedly connected with first bearing unit and second bearing unit, the second bearing unit is located the both sides of first bearing unit, the second bearing unit is thrust self-aligning roller bearing, the axis of first bearing unit and second bearing unit is on same straight line, first bearing unit is located the junction of output shaft and lead screw when servo system assembly, the utility model discloses make things convenient for servo motor's location, eliminate the influence of output shaft radial force to servo motor vibration, make things convenient for the removal of mount pad.
Description
Technical Field
The utility model relates to a support technical field specifically is a mount pad for servo motor.
Background
The mount pad has the effect of stable stay and the erection equipment of being convenient for, and in servo motor's installation, current mounting means need be constantly to go to adjust the location after the installation, guarantees that the axiality and the eccentricity of motor output shaft and lead screw are within reasonable scope, but need spend a large amount of time, and the location is adjusted also very complicatedly, is difficult to install equipment together fast.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a mount pad for servo motor has solved the complicated problem of servo motor location.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a mount pad for servo motor, which comprises a housin, the casing is tube-shape shell structure, be equipped with the mounting hole that a plurality of internal diameters differ in the casing, the axis of mounting hole is on same straight line, its characterized in that: the casing passes through mounting hole fixedly connected with first bearing unit and second bearing unit, the second bearing unit is located the both sides of first bearing unit, the second bearing unit is thrust self-aligning roller bearing, the axis of first bearing unit and second bearing unit is on same straight line, first bearing unit is located output shaft and the junction of lead screw when servo assembly.
Preferably, a first inner side wall in the shell is tightly attached to one side of the first bearing unit, a groove-shaped mounting hole is formed in the shell at the other side of the first bearing unit, an elastic check ring is fixedly connected in the groove-shaped mounting hole, and the elastic check ring is tightly attached to the first bearing unit.
Preferably, the first bearing unit comprises a needle bearing.
Preferably, the second bearing unit comprises a first bearing and a second bearing, one side of the first bearing is tightly attached to a second inner side wall in the shell, the other side of the first bearing is tightly attached to a shaft sleeve, one side of the second bearing is tightly attached to an end cover, and the other side of the second bearing is tightly attached to a precision locking nut on the screw rod during assembly of the servo system.
Preferably, the one end that the casing is close to first bearing is equipped with the first aperture fixed with the servo motor cooperation, casing other end port department fixedly connected with end cover, casing outside fixed mounting has the floor, offer the second aperture that is used for fixed casing on the floor.
Preferably, the second small hole is a waist circular hole, and the length direction of the waist circular hole is parallel to the axial direction of the mounting hole in the shell.
Preferably, a through hole is formed in the middle of the end cover, the through hole and the axis of the mounting hole in the shell are on the same straight line, and the diameter of the through hole is larger than that of the screw rod.
(III) advantageous effects
The utility model provides a mount pad for servo motor. The method has the following beneficial effects:
(1) this a mount pad for servo motor, the mounting hole of each bearing unit all is in same casing, and the axis of mounting hole is on same straight line, does benefit to each bearing unit axis on same straight line, through the fixed of first bearing unit and second bearing unit to output shaft and lead screw, makes the axis of output shaft and lead screw on same straight line, makes things convenient for servo motor's location.
(2) This a mount pad for servo motor, first bearing unit are located output shaft and lead screw junction, have offset the radial force of output shaft and lead screw junction, eliminate the influence of output shaft radial force to servo motor vibration.
(3) This a mount pad for servo motor, impurity such as external dust, water smoke are eliminated to the sealing member of end cover recess to the influence of mount pad inner shell, prevent the leakage of the lubricating oil of mount pad inner shell simultaneously.
(4) The second small hole on the rib plate is a waist circular hole, and the length direction is parallel to the axis of the first bearing unit, so that the mounting seat is convenient to move.
Drawings
Fig. 1 is a front sectional view of the present invention.
Fig. 2 is a top view of the present invention.
Fig. 3 is a right side view of the present invention.
In the figure: the bearing comprises a shell 1, a first bearing unit 2, a second bearing unit 3, a first bearing 3.1, a second bearing 3.2, a circlip 4, a shaft sleeve 5, a first small hole 6, a second small hole 7, an end cover 8, a sealing element 9, a first inner side wall 11, a second inner side wall 12, a rib plate 13, an output shaft 15 and a screw rod 16.
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.
The first embodiment is as follows:
referring to fig. 1-3, the present invention provides a technical solution: a mounting seat for a servo motor comprises a shell 1, wherein the shell 1 is of a cylindrical shell structure, a plurality of mounting holes with different inner diameters are formed in the shell 1, the mounting holes are formed in the shell 1 and are convenient to process, the shell 1 is in interference fit with a first bearing unit 2 and a second bearing unit 3 through the mounting holes, the second bearing units 3 are located on two sides of the first bearing unit 2, the second bearing units 3 are all thrust self-aligning roller bearings, the first bearing unit 2 is located at the joint of an output shaft 15 and a lead screw 16 during assembly of the servo system and counteracts the radial force of the joint of the output shaft 15 and the lead screw 16, the influence of the radial force of the output shaft 15 on the vibration of the servo motor is eliminated, the first bearing unit 2 is a needle roller bearing, one side of the first bearing unit 2 is tightly attached to a first inner side wall 11 in the shell 1, a groove-shaped mounting hole is formed in the other side of the first bearing unit 2, the elastic retainer ring 4 is tightly attached to the first bearing unit 2, the axial movement of the first bearing unit 2 is limited by the first inner side wall 11 and the elastic retainer ring 4, the second bearing unit 3 comprises a first bearing 3.1 and a second bearing 3.2, one side of the first bearing 3.1 is tightly attached to the second inner side wall 12 in the shell 1, the other side of the first bearing 3.1 is tightly attached to the shaft sleeve 5, the shaft sleeve 5 is limited by a servo motor during assembly, the axial movement of the first bearing 3.1 is limited by the shaft sleeve 5 and the second inner side wall 12, one side of the second bearing 3.2 is tightly attached to the end cover 8, the other side of the second bearing is tightly attached to the precision locking nut on the screw rod 16 during assembly of a servo system, the axial movement of the second bearing 3.2 is limited by the end cover 8 and the precision locking nut, and the axes of the bearing outer rings of the first bearing unit 2 and the second bearing unit 3 are convenient to be on the same straight line because the, the spherical rollers in the bearing are obliquely arranged, and the raceway surface of the race is spherical, so the bearing has the aligning performance, when in use, the shaft sleeves 5 and the second inner side walls 12 corresponding to two side ends extrude the first bearing 3.1, the end covers 8 and the precise locking nuts corresponding to two side ends extrude the second bearing 3.2 to reduce the axial clearance in the bearing so as to ensure the coaxiality of the inner rings of the bearings of the second bearing unit 3 when the servo motor is installed, and the first bearing unit 2 is a needle bearing which is provided with thin and long rollers, so the radial structure is compact, the axial deviation between the outer ring and the inner ring is very small, thereby the axial inner rings of the first bearing unit 2 and the second bearing unit 3 are on the same straight line when in installation, the output shafts 15 and the screw rod 16 are fixed by the first bearing unit 2 and the second bearing unit 3, so that the axial lines of the output shafts 15 and the screw rod 16 are on the same straight line, the positioning of the servo motor is convenient.
One end of the shell 1 close to the first bearing 3.1 is provided with a first small hole 6 matched and fixed with a servo motor, the port of the other end of the shell 1 is in threaded connection with an end cover 8, a mounting hole in the end of the shell 1 is provided with threads matched with the end cover 8, the end cover 8 is hexagonal and facilitates the screwing and the disassembling of the end cover, a through hole is formed in the middle of the end cover 8, the through hole and the axis of the mounting hole in the shell 1 are on the same straight line, the diameter of the through hole is larger than that of the screw rod 16, the screw rod 16 penetrates through the end cover 8 to be connected with the output shaft 15, the inner wall of the through hole of the end cover 8 is provided with a groove, a sealing element 9 for closing the gap between the through hole and the screw rod 16 is fixedly arranged in the groove, the sealing element 9 is a lip-shaped sealing ring, the influence of impurities such, the second small hole 7 used for fixing the shell 1 is formed in the rib plate 13, the second small hole 7 is a waist-round hole, the length direction of the waist-round hole is parallel to the axis direction of the mounting hole in the shell 1, and the mounting seat can be conveniently moved according to the length of the screw rod 16.
During installation, the first bearing unit 2 is installed in the shell 1 and fixed by 4 elastic check rings, a lip-shaped sealing ring is installed in a groove of the end cover 8, the second bearing 3.2 and the precision locking nut are sequentially sleeved on the screw rod 16, the precision locking nut is fixed and adjusted through threads, the first bearing 3.1 and the shaft sleeve 5 are sequentially installed in the shell 1, the output shaft 15 and the screw rod 16 are connected in a spline mode in the shell, the output end of the servo motor is in end face contact with the shell 1, the second shaft is pressed into the shell 1, all bearings, the screw rod 16 and the output shaft 15 are in interference fit, the output shaft 15 and the screw rod 16 are well positioned through all bearings, the axes of the output shaft 15 and the screw rod 16 are on the same straight line, the servo motor is fixed through the first small hole 6 by bolts, and the end cover 8 is screwed down, so that the positioning installation.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A mount pad for servo motor, including casing (1), casing (1) is tube-shape shell structure, be equipped with the mounting hole that a plurality of internal diameters differ in casing (1), the axis of mounting hole is on same straight line, its characterized in that: casing (1) passes through mounting hole fixedly connected with first bearing unit (2) and second bearing unit (3), second bearing unit (3) are located the both sides of first bearing unit (2), second bearing unit (3) are thrust self-aligning roller bearing, the axis of first bearing unit (2) and second bearing unit (3) is on same straight line, first bearing unit (2) are located the junction of output shaft (15) and lead screw (16) when servo system assembles.
2. The mount for a servo motor according to claim 1, wherein: first inside wall (11) in casing (1) are hugged closely to first bearing unit (2) one side, first bearing unit (2) opposite side is equipped with the cell type mounting hole in casing (1), fixed connection circlip (4) in the cell type mounting hole, first bearing unit (2) are hugged closely in circlip (4).
3. The mount for a servo motor according to claim 1, wherein: the second bearing unit (3) comprises a first bearing (3.1) and a second bearing (3.2), wherein one side of the first bearing (3.1) is tightly attached to a second inner side wall (12) in the shell (1), the other side of the first bearing (3.1) is tightly attached to the shaft sleeve (5), one side of the second bearing (3.2) is tightly attached to the end cover (8), and the other side of the second bearing is tightly attached to a precision locking nut on the screw rod (16) during assembly of the servo system.
4. The mount for a servo motor according to claim 2, wherein: the first bearing unit (2) comprises a needle bearing.
5. A mounting socket for a servo motor according to claim 3, wherein: the one end that casing (1) is close to first bearing (3.1) is equipped with first aperture (6) fixed with the servo motor cooperation, casing (1) other end port department fixedly connected with end cover (8), casing (1) outside fixed mounting has floor (13), offer second aperture (7) that are used for fixed casing (1) on floor (13).
6. The mount for a servo motor according to claim 5, wherein: the second small hole (7) is a waist round hole, and the length direction of the waist round hole is parallel to the axis direction of the mounting hole in the shell (1).
7. The mount for a servo motor according to claim 5, wherein: the middle of the end cover (8) is provided with a through hole, the through hole and the axis of the mounting hole in the shell (1) are on the same straight line, and the diameter of the through hole is larger than that of the screw rod (16).
8. The mount for a servo motor according to claim 7, wherein: the inner wall of the through hole of the end cover (8) is provided with a groove, and a sealing element (9) for sealing a gap between the through hole and the screw rod (16) is fixedly arranged in the groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921902144.0U CN210629267U (en) | 2019-11-06 | 2019-11-06 | Mounting seat for servo motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921902144.0U CN210629267U (en) | 2019-11-06 | 2019-11-06 | Mounting seat for servo motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210629267U true CN210629267U (en) | 2020-05-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921902144.0U Active CN210629267U (en) | 2019-11-06 | 2019-11-06 | Mounting seat for servo motor |
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| CN (1) | CN210629267U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112033320A (en) * | 2020-09-28 | 2020-12-04 | 杭州鑫高科技有限公司 | Full-automatic high-precision extensometer calibration instrument |
| CN116995845A (en) * | 2023-09-26 | 2023-11-03 | 博创智能装备股份有限公司 | Motor structure for injection molding machine and glue injection pressure testing system using motor structure |
-
2019
- 2019-11-06 CN CN201921902144.0U patent/CN210629267U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112033320A (en) * | 2020-09-28 | 2020-12-04 | 杭州鑫高科技有限公司 | Full-automatic high-precision extensometer calibration instrument |
| CN112033320B (en) * | 2020-09-28 | 2021-12-28 | 杭州鑫高科技有限公司 | Full-automatic high-precision extensometer calibration instrument |
| CN116995845A (en) * | 2023-09-26 | 2023-11-03 | 博创智能装备股份有限公司 | Motor structure for injection molding machine and glue injection pressure testing system using motor structure |
| CN116995845B (en) * | 2023-09-26 | 2024-01-09 | 博创智能装备股份有限公司 | Motor structure for injection molding machine and glue injection pressure testing system using motor structure |
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