CN216731514U - Motor worm press-fitting tool - Google Patents
Motor worm press-fitting tool Download PDFInfo
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- CN216731514U CN216731514U CN202120526868.0U CN202120526868U CN216731514U CN 216731514 U CN216731514 U CN 216731514U CN 202120526868 U CN202120526868 U CN 202120526868U CN 216731514 U CN216731514 U CN 216731514U
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Abstract
The utility model relates to the technical field of mechanical manufacturing equipment, in particular to a motor worm press-fitting tool, which comprises a clamping assembly, wherein the clamping assembly comprises a first fixed block, a second fixed block, a wedge block and a driving assembly; the second fixing block is arranged on one side of the first fixing block, clamping grooves are formed in the opposite surfaces of the second fixing block and the first fixing block, the two clamping grooves jointly form a clamping end of the clamping assembly, the clamping end is used for clamping a motor shaft of a motor, and the second fixing block comprises a first connecting surface; the wedge-shaped block is arranged on one side, away from the first fixed block, of the second fixed block and comprises a second connecting surface, and the first connecting surface and the second connecting surface are attached and slidably connected; the driving assembly is in transmission connection with the wedge-shaped block so as to drive the second fixing block to move towards the first fixing block through relative sliding of the first connecting surface on the second connecting surface. The utility model discloses effectively improve worm motor pressure equipment efficiency, the motor is avoided the extrusion effect and is caused its inside impaired simultaneously.
Description
Technical Field
The utility model relates to a machine-building equipment technical field, in particular to motor worm pressure equipment frock.
Background
In the prior art, a low-power motor is mainly in interference fit connection with an inner hole of a worm to realize transmission connection with an external transmission assembly. The main structure of the press-fitting device is that the motor and the motor shaft are clamped by a clamping plate to position the motor and the motor shaft, and the motor shaft is relatively extruded into an inner hole of the worm by a pressure head coaxially arranged with the motor shaft and the worm, so that the worm and the motor shaft are efficiently assembled. However, due to the above technical solutions and conventional technical means, the motor is fixed mainly by the jaws or other clamping members and by using a large pressing force, so that the motor does not displace during the press-fitting process, but the pressing forces of the jaws and other clamping members on the motor usually easily cause damage to the inside of the motor, thereby reducing the quality of the final finished product.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to solve the technical problems that: the utility model provides a make motor worm pressure equipment frock that motor is avoided receiving extrusion force to influence.
In order to solve the technical problem, the utility model discloses a technical scheme be: the motor worm press-fitting tool comprises a clamping assembly, wherein the clamping assembly comprises a first fixed block, a second fixed block, a wedge block and a driving assembly;
the second fixing block is arranged on one side of the first fixing block, clamping grooves are formed in the opposite surfaces of the second fixing block and the first fixing block, the two clamping grooves jointly form a clamping end of the clamping assembly, the clamping end is used for clamping a motor shaft of a motor, and the second fixing block comprises a first connecting surface;
the wedge-shaped block is arranged on one side, away from the first fixed block, of the second fixed block, the wedge-shaped block comprises a second connecting surface, the first connecting surface and the second connecting surface are attached and slidably connected, and the first connecting surface and the second connecting surface are wedge-shaped surfaces;
the driving assembly is in transmission connection with the wedge-shaped block so as to drive the second fixing block to move towards the first fixing block through relative sliding of the first connecting surface on the second connecting surface.
The shell comprises a body, a placing groove and a press-fitting groove;
the placing groove is arranged on one side surface of the body;
the press-fitting groove is arranged at the upper end of the placing groove and communicated with the placing groove;
the first fixing block and the second fixing block are respectively arranged on two opposite sides of the press-mounting groove in the horizontal direction.
The first fixing block comprises a first portion and a second portion, one end of the first portion in the axial direction faces the first fixing block, the other end of the first portion is connected with the second portion, the first portion is arranged in the shell, the second portion is arranged on the outer side of the shell, and a second spring is arranged on one side wall of the second portion, facing the first fixing block, of the second portion and connected with the side wall of the shell through the second spring.
The motor mounting structure comprises a motor, a placing groove, a supporting piece and a pressing groove, wherein the motor is arranged on the bottom surface of the placing groove, the supporting piece is used for fixing the top surface of the motor on the groove top of the placing groove, the supporting piece is arranged under the pressing groove and comprises a mounting groove, a top block and a first spring, the mounting groove is arranged at the groove bottom of the placing groove, the top block is arranged in the groove of the placing groove, and the bottom surface of the top block is connected with the groove bottom of the placing groove through the first spring.
The pressing piece comprises a pressing rod, a punching through hole is formed in the upper end of the pressing groove, and the pressing rod is arranged in the punching through hole.
The top block, the placing groove, the press-fitting through hole and the press rod are all coaxially arranged.
The beneficial effects of the utility model reside in that: the motor shaft is clamped by the clamping ends of the clamping assemblies to fix and position the motor shaft, so that the interior of the motor is free from being influenced by extrusion force applied by other fixing devices or clamping devices in the press-fitting process, and the interior of the motor is effectively prevented from being damaged by the extrusion force in the press-fitting process.
Drawings
Fig. 1 is a front sectional view of a press fitting tool for a worm of a motor according to an embodiment of the present invention;
fig. 2 is a cross-sectional view of the press-fitting tool for the worm of the motor according to the embodiment of the present invention;
fig. 3 is an enlarged view of a portion a in fig. 2.
Description of reference numerals: 1. a body; 2. a placement groove; 3. pressing and assembling the groove; 4. a top block; 5. a first spring; 6. a first fixed block; 7. a second fixed block; 8. a wedge block; 9. a pressure lever; 10. a motor; 11. a first connection face; 12. a second connection face; 13. a clamping groove; 14. a drive assembly; 15. a second spring.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
The utility model discloses the most crucial design lies in: through setting up first fixed block and second fixed block to make the centre gripping groove between them link to each other and form the exposed core of centre gripping subassembly, and through exposed core centre gripping motor shaft, realize the fixed with the location to the motor shaft, and make motor inside avoid receiving the extrusion effect that other clamping device or fixing device applyed and impaired.
Referring to fig. 1 to 3, the present invention relates to a press-fitting tool for a motor worm, which includes a clamping assembly, wherein the clamping assembly includes a first fixing block 6, a second fixing block 7, a wedge block 8 and a driving assembly 14; the second fixing block 7 is arranged on one side of the first fixing block 6, clamping grooves 13 are formed in the opposite surfaces of the second fixing block 7 and the first fixing block 6, the two clamping grooves 13 jointly enclose a clamping end of the clamping assembly, the clamping end is used for clamping a motor shaft of the motor 10, and the second fixing block 7 comprises a first connecting surface 11; the wedge-shaped block 8 is arranged on one side, away from the first fixed block 6, of the second fixed block 7, the wedge-shaped block 8 comprises a second connecting surface 12, the first connecting surface 11 and the second connecting surface 12 are attached and slidably connected, and the first connecting surface 11 and the second connecting surface 12 are both wedge-shaped surfaces; the driving component 14 is in transmission connection with the wedge block 8 to slide relatively on the second connecting surface 12 through the first connecting surface 11, so as to drive the second fixing block 7 to move towards the first fixing block 6.
It should be noted that the driving assembly 14 includes, but is not limited to, a cylinder, a piston rod of the cylinder is connected to the wedge block 8 through a bolt, and drives the wedge block 8 to move along a stroke direction of the piston rod.
Specifically, the utility model discloses a theory of operation does: an operator firstly places the motor shaft in the clamping groove 13 of the first fixing block 6, then starts the driving assembly 14, the wedge block 8 is driven by the driving assembly 14 to move, the second connecting surface 12 of the wedge block relatively slides on the first connecting surface 11 of the second fixing block 7, so that the second fixing block 7 is driven to move towards the direction of the first fixing block 6, and finally when the opposite surfaces of the first fixing block 6 and the second fixing block 7 are mutually abutted, the clamping groove 13 on the second fixing block 7 and the clamping groove 13 on the first fixing block 6 jointly enclose the clamping end of the clamping assembly and clamp the motor shaft, and the motor shaft is fixed and positioned.
Preferably, the clamping grooves 13 on the first fixing block 6 and the second fixing block 7 are semicircular grooves, and the opposite surfaces of the first fixing block 6 and the second fixing block 7 are mutually abutted to form a complete cylindrical groove hole for tightly holding the motor shaft.
From the above description, the beneficial effects of the present invention are: the wedge-shaped block 8 is driven to move through the driving component 14 so as to drive the second fixing block 7 to move towards the first fixing block 6, the clamping grooves 13 which are respectively arranged on the opposite surfaces of the first fixing block 6 and the second fixing block 7 jointly form a clamping end of the clamping component, the clamping end is used for clamping the motor shaft, the fixing and the positioning of the motor shaft are realized, meanwhile, the motor 10 is prevented from being influenced by the extrusion force applied by other clamping devices or fixing components, and the damage to the interior of the motor 10 due to the influence of the extrusion force in the press mounting process is effectively prevented.
Optionally, the opposite surfaces of the first fixed block 6 and the second fixed block 7 are inclined surfaces, that is, the profile of the vertical tangent plane of the opposite parts of the first fixed block 6 and the second fixed block 7 is trapezoidal, and the two inclined surfaces are abutted with each other to prevent the second fixed block 7 from being dislocated with the first fixed block 6 in the moving process to influence the forming of the clamping end.
Further, the device also comprises a shell, wherein the shell comprises a body 1, a placing groove 2 and a press-fitting groove 3; the placing groove 2 is arranged on one side surface of the body 1; the press-fitting groove 3 is arranged at the upper end of the placing groove 2 and communicated with the placing groove 2; the first fixing block 6 and the second fixing block 7 are respectively arranged on two opposite sides of the press-fitting groove 3 in the horizontal direction.
As can be seen from the above description, a placing groove 2 and a press-fitting groove 3 are respectively provided on one side surface of the body 1, wherein the placing groove 2 is used for placing the motor body part, and the press-fitting groove 3 is used for placing the motor shaft part; specifically, in body 1, all seted up the spout and all be linked together with pressure equipment groove 3 in the relative both sides of the horizontal direction of standing groove 2, first fixed block 6 and second fixed block 7 set up respectively in the spout and with spout sliding connection to realize the opposite face butt of first fixed block 6 and second fixed block 7 in pressure equipment groove 3 and form the exposed core of centre gripping subassembly, fix and fix a position the motor shaft in pressure equipment groove 3 with the realization.
Further, still include the casing, second fixed block 7 is the T type, second fixed block 7 includes first portion and second portion, the axial one end of first portion is towards first fixed block 6, and the second portion is connected to the other end, first portion sets up in the casing, the second portion sets up in the outside of casing, the second portion be provided with second spring 15 on the lateral wall of first fixed block 6 towards the second portion and through second spring 15 with the lateral wall of casing is connected.
As can be seen from the above description, the second fixing block 7 is disposed on one axial end of the first portion through a second portion to form a T shape, specifically, the first connecting surface 11 of the second fixing block 7 is disposed on the second portion, and the second portion moves relative to the second connecting surface 12 of the wedge block 8 through the first connecting surface 11, so as to be pressed by the wedge block 8 to drive the first portion to move toward the first fixing block 6, so as to finally clamp the motor shaft; after the press mounting is completed, the driving assembly 14 drives the wedge block 8 to move reversely, the second part is restored to the initial position under the action of the elastic force of the second spring 15, and the first part is driven to be separated from the first fixing block 6, and the fixing effect on the motor shaft is released.
Further, still include support piece, support piece is used for with the top surface of motor 10 is fixed in the groove top of standing groove 2, support piece set up in under the pressure equipment groove 3, support piece includes mounting groove, kicking block 4 and first spring 5, the mounting groove set up in the tank bottom of standing groove 2, kicking block 4 sets up in the inslot of standing groove 2, the bottom surface of kicking block 4 pass through first spring 5 with the tank bottom of standing groove 2 is connected.
As can be seen from the above description, the motor 10 is fixed by providing a support at the bottom of the placing slot 2, that is, the top block 4 is driven by the first spring 5 to press the motor 10 upwards, so that the upper surface of the motor 10 is attached to the top of the placing slot 2.
Further, the press fitting device comprises a press fitting part, the press fitting part comprises a press rod 9, a stamping through hole is formed in the upper end of the press fitting groove 3, and the press rod 9 is arranged in the stamping through hole.
As can be seen from the above description, the pressing rod 9 is driven by the external driving device to move in the punched through hole toward the worm so as to press the motor shaft into the inner hole of the worm, thereby achieving the press-fitting of the worm and the motor shaft.
Further, the top block 4, the placing groove 2, the press-fitting groove 3, the press-fitting through hole and the press rod 9 are all coaxially arranged.
From the above description, the top block 4, the placing groove 2, the press-fitting groove 3, the press-fitting through hole and the press rod 9 are all coaxially arranged, so that the shaft alignment of the motor shaft, the worm and the press rod 9 is kept in the press-fitting process, and the press-fitting quality and efficiency are improved.
Referring to fig. 1 to 3, a first embodiment of the present invention is:
the motor worm press-fitting tool comprises a clamping assembly, wherein the clamping assembly comprises a first fixed block 6, a second fixed block 7, a wedge block 8 and a driving assembly 14; the second fixing block 7 is arranged on one side of the first fixing block 6, clamping grooves 13 with semicircular horizontal section profiles are formed in opposite surfaces of the second fixing block 7 and the first fixing block 6, the two clamping grooves 13 jointly enclose a clamping end of the clamping assembly, the clamping end is used for clamping a motor shaft of the motor 10, and the second fixing block 7 comprises a first connecting surface 11; the wedge-shaped block 8 is arranged on one side, away from the first fixed block 6, of the second fixed block 7, the wedge-shaped block 8 comprises a second connecting surface 12, the first connecting surface 11 and the second connecting surface 12 are attached and slidably connected, and the first connecting surface 11 and the second connecting surface 12 are both wedge-shaped surfaces; the driving component 14 is in transmission connection with the wedge block 8 to slide relatively on the second connecting surface 12 through the first connecting surface 11, so as to drive the second fixing block 7 to move towards the first fixing block 6.
Further, the motor worm press-fitting tool further comprises a shell, wherein the shell comprises a body 1, a placing groove 2 and a press-fitting groove 3; the placing groove 2 is arranged on one side surface of the body 1; the press-fitting groove 3 is arranged at the upper end of the placing groove 2 and communicated with the placing groove 2; the first fixing block 6 and the second fixing block 7 are respectively arranged on two opposite sides of the press-fitting groove 3 in the horizontal direction; the second fixed block 7 is T-shaped, the second fixed block 7 comprises a first part and a second part, one axial end of the first part faces the first fixed block 6, the other end of the first part is connected with the second part, the first part is arranged in the shell, the second part is arranged outside the shell, and the second part faces a side wall of the first fixed block 6, is provided with a second spring 15 and is connected with the side wall of the shell through the second spring 15.
Furthermore, the motor worm press-fitting tool further comprises a supporting piece and a press-fitting piece, wherein the supporting piece is used for fixing the top surface of the motor 10 to the groove top of the placing groove 2, the supporting piece is arranged right below the press-fitting groove 3, the supporting piece comprises a mounting groove, a top block 4 and a first spring 5, the mounting groove is arranged at the groove bottom of the placing groove 2, the top block 4 is arranged in the groove of the placing groove 2, and the bottom surface of the top block 4 is connected with the groove bottom of the placing groove 2 through the first spring 5; the press fitting piece comprises a press rod 9, a stamping through hole is formed in the upper end of the press fitting groove 3, and the press rod 9 is arranged in the stamping through hole.
The jacking block 4, the placing groove 2, the press-fitting groove 3, the press-fitting through hole and the press rod 9 are all coaxially arranged.
In summary, the clamping end of the clamping assembly clamps the motor shaft to fix and position the motor shaft, so that the interior of the motor 10 is not affected by the extrusion force applied by other fixing devices or clamping devices in the press-fitting process, and the interior of the motor 10 is effectively prevented from being damaged by the extrusion force in the press-fitting process; meanwhile, a support piece is arranged at the bottom of the placing groove 2, so that the upper surface of the motor 10 is kept in butt joint with the top of the placing groove 2 in the press fitting process, the motor 10 is fixed, and finally the shaft centering of a motor shaft, a worm and a pressure rod 9 is realized; and through set up support piece at the tank bottom of standing groove 2 to make the upper surface of motor 10 and the groove top of standing groove 2 keep the butt, realize the fixed to motor 10, give certain buffer room to motor 10 simultaneously, prevent to make motor 10 inside impaired because pressure equipment pressure is too big.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (6)
1. The motor worm press-fitting tool is characterized by comprising a clamping assembly, wherein the clamping assembly comprises a first fixed block, a second fixed block, a wedge block and a driving assembly;
the second fixing block is arranged on one side of the first fixing block, clamping grooves are formed in the opposite surfaces of the second fixing block and the first fixing block, the two clamping grooves jointly form a clamping end of the clamping assembly, the clamping end is used for clamping a motor shaft of a motor, and the second fixing block comprises a first connecting surface;
the wedge-shaped block is arranged on one side, away from the first fixed block, of the second fixed block, the wedge-shaped block comprises a second connecting surface, the first connecting surface and the second connecting surface are attached and slidably connected, and the first connecting surface and the second connecting surface are wedge-shaped surfaces;
the driving assembly is in transmission connection with the wedge-shaped block so as to drive the second fixing block to move towards the first fixing block through relative sliding of the first connecting surface on the second connecting surface.
2. The motor worm press-fitting tool according to claim 1, further comprising a shell, wherein the shell comprises a body, a placing groove and a press-fitting groove;
the placing groove is arranged on one side surface of the body;
the press-fitting groove is arranged at the upper end of the placing groove and communicated with the placing groove;
the first fixing block and the second fixing block are respectively arranged on two opposite sides of the press-mounting groove in the horizontal direction.
3. A motor worm press-fitting tool according to claim 1, further comprising a housing, wherein the second fixing block is T-shaped, the second fixing block includes a first portion and a second portion, one axial end of the first portion faces the first fixing block, the other axial end of the first portion is connected to the second portion, the first portion is disposed in the housing, the second portion is disposed outside the housing, and a side wall of the second portion, which faces the first fixing block, is provided with a second spring and is connected to a side wall of the housing through the second spring.
4. The motor worm press-fitting tool according to claim 2, further comprising a support member, wherein the support member is used for fixing the top surface of the motor to the groove top of the placing groove, the support member is arranged right below the press-fitting groove, the support member comprises a mounting groove, a top block and a first spring, the mounting groove is arranged at the groove bottom of the placing groove, the top block is arranged in the groove of the placing groove, and the bottom surface of the top block is connected with the groove bottom of the placing groove through the first spring.
5. The motor worm press-fitting tool according to claim 4, further comprising a press-fitting part, wherein the press-fitting part comprises a pressing rod, a stamping through hole is formed in the upper end of the press-fitting groove, and the pressing rod is arranged in the stamping through hole.
6. A motor worm press-fitting tool according to claim 5, wherein the ejector block, the placing groove, the press-fitting through hole and the press rod are coaxially arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120526868.0U CN216731514U (en) | 2021-03-12 | 2021-03-12 | Motor worm press-fitting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120526868.0U CN216731514U (en) | 2021-03-12 | 2021-03-12 | Motor worm press-fitting tool |
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| Publication Number | Publication Date |
|---|---|
| CN216731514U true CN216731514U (en) | 2022-06-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120526868.0U Active CN216731514U (en) | 2021-03-12 | 2021-03-12 | Motor worm press-fitting tool |
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| CN (1) | CN216731514U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112847219A (en) * | 2021-03-12 | 2021-05-28 | 福州聚丰汽车零部件有限公司 | Motor worm press-fitting tool |
-
2021
- 2021-03-12 CN CN202120526868.0U patent/CN216731514U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112847219A (en) * | 2021-03-12 | 2021-05-28 | 福州聚丰汽车零部件有限公司 | Motor worm press-fitting tool |
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