CN212543625U - Linear motor module with double supporting structures - Google Patents
Linear motor module with double supporting structures Download PDFInfo
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- CN212543625U CN212543625U CN202021390656.6U CN202021390656U CN212543625U CN 212543625 U CN212543625 U CN 212543625U CN 202021390656 U CN202021390656 U CN 202021390656U CN 212543625 U CN212543625 U CN 212543625U
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Abstract
The utility model discloses a two bearing structure's linear electric motor module relates to linear electric motor module field, including linear electric motor main part, base, linear electric motor main part sliding connection is on the base, its characterized in that: the linear motor support structure comprises a linear motor main body and a base, and is characterized by further comprising two support structures, wherein the two support structures are arranged between the linear motor main body and the base, and when the linear motor main body moves on the base, the support structures continuously support the linear motor main body. Under the condition of using the same thrust linear motor, the linear motor module with the front and rear double-support structure has smaller volume and small occupied space than a standard linear motor module, is beneficial to the miniaturization design of equipment and reduces the overall cost of the equipment; two-point support is formed at the front end and the rear end of the linear motor main body by the front and rear double-support structures, so that the stability and the vertical bearing capacity of the linear motor module are improved, and the anti-seismic performance of the linear motor module is enhanced.
Description
Technical Field
The utility model belongs to linear electric motor module field, in particular to linear electric motor module of two bearing structure.
Background
A linear motor is a transmission device that directly converts electric energy into mechanical energy for linear motion without any intermediate conversion mechanism. The existing linear motor module has certain defects in the application process, in order to improve the rigidity and increase the bearing capacity, an auxiliary motor structure can be added, and the occupied space of the general auxiliary motor structure is large, so that the linear motor module is difficult to compress in size, and the running stability is poor.
The prior art 'a novel embedded shaft rod linear motor module' discloses a novel embedded shaft rod linear motor module, which comprises a base, a side cover plate and an upper cover plate, wherein the side cover plate and the upper cover plate are arranged on the base, end covers are arranged at two ends of the base, a supporting body is arranged at the inner side of the side cover plate, a shaft rod linear motor rotor is arranged at the top of the base, a permanent magnet bar is arranged at the middle part of the shaft rod linear motor rotor, a steel ball is arranged at the bottom of the side of the supporting body, a steel guide rail is arranged at the bottom of the inner side of the base, a grating ruler reading head and a grating ruler are arranged at the bottom of the shaft rod linear motor rotor, the utility model adopts a steel guide rail structure on the base, a support is processed by heat treatment by steel, the steel ball adopts high-precision balls, the steel ball can optimally contact with a groove on the steel guide rail so, the space is reduced, and the functions of a high-rigidity and high-precision combined unit are realized.
The size of the linear motor module is compressed to a certain degree in the prior art, but the structure of the linear motor module disclosed in the prior art is not simple enough, and large bearing capacity and good stability can not be realized under the condition of meeting the requirement of high precision.
Disclosure of Invention
In order to solve the above problem, an object of the present invention is to provide a linear motor module with a double support structure with high precision and large bearing capacity.
Another object of the utility model is to provide a stability is good, the shock resistance is strong, easy batch production wide application's two bearing structure's linear electric motor module.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
the utility model provides a two bearing structure's linear electric motor module, includes linear electric motor main part, base, linear electric motor main part sliding connection on the base, its characterized in that: the linear motor support structure comprises a linear motor main body and a base, and is characterized by further comprising two support structures, wherein the two support structures are arranged between the linear motor main body and the base, and when the linear motor main body moves on the base, the support structures continuously support the linear motor main body. Under the condition of using the same thrust linear motor, the linear motor module with the front and rear double-support structure has smaller volume and small occupied space than a standard linear motor module, is beneficial to the miniaturization design of equipment and reduces the overall cost of the equipment; two-point support is formed at the front end and the rear end of the linear motor main body by the front and rear double-support structures, so that the stability and the vertical bearing capacity of the linear motor module are improved, and the anti-seismic performance of the linear motor module is enhanced.
Further, the linear motor main part includes slider body, slip platen, and the slider body is two, and the slip platen is installed in slider body upper surface, and bearing structure includes support bar and rolling element, and the rolling element sets up respectively in slider body bottom, and the support bar sets up on the base, support bar and rolling element sliding connection. The existing size space of make full use of linear electric motor module increases bearing structure, and front and back double bracing structure forms two point at linear electric motor main part front and back both ends and supports, improves the stationarity and the vertical direction bearing capacity of slip platen, realizes high accuracy and big bearing capacity demand.
Further, the linear motor main part still includes magnetic track, linear motor active cell, the magnetic track install in the base bottom is located the support bar both sides, linear motor active cell and slip platen sub-unit connection, and two slider bodies are located linear motor active cell front and back end. The linear motor module always keeps a certain air gap without contact with the magnetic track, eliminates contact friction resistance between the linear motor rotor and the magnetic track, improves sensitivity and follow-up property of the linear motor module, realizes non-contact transmission force, has almost zero mechanical friction loss and few faults, and improves reliability of the linear motor module.
Furthermore, the rolling body comprises a roller bearing and a bearing fixing seat, the roller bearing is connected to the bottom of the slider body through the bearing fixing seat, and the roller bearing is connected with the supporting bar in a sliding mode. The roller bearing has small friction force and meets the requirements of high precision and large bearing capacity of the linear motor module.
Furthermore, the roller bearing is embedded into the center of the slider body through the bearing fixing seat, and the supporting bar is located at the center of the bottom of the base. The size of the linear motor module is reduced through the embedded design, and the support structure is arranged at the central position to increase the stability of the linear motor module.
Further, the base is U die cavity form, and the embedded ditch channel that is provided with of two inside walls of base, linear electric motor main part sliding connection are on the ditch channel. Be provided with the slide rail in the slot way, the slide rail is in the same place with the base integration, makes linear electric motor module compact structure, satisfies small-size, high accuracy demand.
Further, the linear motor main body further comprises a sliding rail, rolling bodies and a backflow device, grooves are formed in two sides of the sliding block body, the sliding rail is arranged in the groove channel and in the grooves to form rolling body channels, and the backflow device is fixed to two ends of the sliding block body. The rolling body, the reflux device and the rolling body channel form a rolling body guide rail for supporting and guiding the linear motor module to realize high-precision linear reciprocating motion.
The utility model has the advantages that: compared with the prior art, in the utility model, under the condition of using linear motors with the same thrust, the linear motor module with the front and rear double-support structures has smaller volume and small occupied space than a standard linear motor module, is beneficial to the miniaturization design of equipment and reduces the overall cost of the equipment; two bearing structure form two point at linear electric motor main part front and back both ends and support, and the magnetic attraction between effective balanced linear electric motor active cell and the stator improves the stationarity and the vertical direction bearing capacity of slip platen, and then improves the stability of this linear electric motor module, increases its bearing capacity, strengthens its anti-seismic performance.
Drawings
Fig. 1 is an exploded view of the present invention.
Fig. 2 is a schematic cross-sectional view of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
the utility model provides a two bearing structure's linear electric motor module, includes linear electric motor main part 1, base 2, and 1 sliding connection of linear electric motor main part is on base 2, its characterized in that: still include bearing structure 3, bearing structure 3 quantity is two, sets up between linear electric motor main part 1 and base 2, and when linear electric motor main part 1 moved on base 2, bearing structure 3 lasted support linear electric motor main part 1. Under the condition of using the same thrust linear motor, the linear motor module with the front and rear double-support structure has smaller volume and small occupied space than a standard linear motor module, is beneficial to the miniaturization design of equipment and reduces the overall cost of the equipment; two-point support is formed at the front end and the rear end of the linear motor main body 1 by the front and rear double-support structures, so that the stability and the vertical bearing capacity of the linear motor module are improved, and the anti-seismic performance of the linear motor module is enhanced.
The linear motor main body 1 comprises a slider body 4 and two sliding table plates 5, the slider body 4 is provided with two sliding table plates 4, the sliding table plates 4 are arranged on the upper surface of the slider body 4, the supporting structure 3 comprises a supporting bar 31, a roller bearing 32 and a bearing fixing seat 33, the roller bearing 32 is respectively embedded into the central position of the slider body 4 through the bearing fixing seat 33, and the roller bearing 32 is in sliding connection with the supporting bar 31. The supporting bar 31 is arranged in the middle of the base 2. The size of the linear motor module is reduced through an embedded design, and the support structure 3 is arranged at the center of the base 2, so that the stability of the linear motor module is improved; two-point support is formed at the front end and the rear end of the linear motor main body 1 by the front and rear double-support structures, so that the stability and the vertical bearing capacity of the sliding bedplate 5 are improved.
Linear motor main part 1 still includes magnetic track 6, linear motor active cell 7, magnetic track 6 install in 2 bottoms of base are located support bar 31 both sides, linear motor active cell 7 and 5 sub-unit connections of slip platen, and two slider bodies 4 are located linear motor active cell 7 front and back ends. The linear electronic rotor 7 and the magnetic track 6 are always kept with a certain air gap without contact, so that the contact friction resistance between the linear electronic rotor 7 and the magnetic track 6 is eliminated, the sensitivity and the follow-up property of the linear motor module are improved, the non-contact transmission force is realized, the mechanical friction loss is almost zero, the failure is few, and the reliability of the linear motor module is improved.
The base 2 is U die cavity form, and the embedded ditch channel 21 that is provided with of two inside walls of base 2, linear electric motor main part 1 sliding connection is on ditch channel 21. The linear motor main body 1 further comprises a slide rail 8, a rolling body 9 and a reflux device 10, grooves 41 are formed in two sides of the slider body 4, the slide rail 8 is arranged in the groove channel 21 and the grooves 41 to form a rolling body channel (not shown), and the reflux device 10 is fixed at two ends of the slider body 4. The groove channel 21 and the groove 41 are internally provided with a slide rail 8, and the slide rail 8 is integrated with the base 2, so that the linear motor module has a compact structure and meets the requirements of small size and high precision; the rolling body 9, the return device 10 and the rolling body channel form a rolling body guide rail for supporting and guiding the linear motor module to realize high-precision linear reciprocating motion.
The utility model has the advantages that: compared with the prior art, in the utility model, under the condition of using linear motors with the same thrust, the linear motor module with the front and rear double-support structures has smaller volume and small occupied space than a standard linear motor module, is beneficial to the miniaturization design of equipment and reduces the overall cost of the equipment; two bearing structure form two point at linear electric motor main part front and back both ends and support, and the magnetic attraction between effective balanced linear electric motor active cell and the stator improves the stationarity and the vertical direction bearing capacity of slip platen, and then improves the stability of this linear electric motor module, increases its bearing capacity, strengthens its anti-seismic performance.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. The utility model provides a two bearing structure's linear electric motor module, includes linear electric motor main part, base, linear electric motor main part sliding connection on the base, its characterized in that: the linear motor support structure comprises a linear motor main body and a base, and is characterized by further comprising two support structures, wherein the two support structures are arranged between the linear motor main body and the base, and when the linear motor main body moves on the base, the support structures continuously support the linear motor main body.
2. The dual support structure linear motor module of claim 1, wherein: the linear motor main part includes slider body, slip platen, and the slider body is two, and the slip platen is installed in slider body upper surface, and bearing structure includes support bar and rolling element, and the rolling element sets up respectively in slider body bottom, and the support bar sets up on the base, support bar and rolling element sliding connection.
3. The dual-support structure linear motor module of claim 2, wherein: the linear electric motor main part still includes magnetic track, linear electric motor active cell, and the magnetic track install in the base bottom is located the support bar both sides, linear electric motor active cell and slip platen sub-unit connection, and two slider bodies are located linear electric motor active cell front and back end.
4. The linear motor module of claim 3, wherein: the rolling body comprises a roller bearing and a bearing fixing seat, the roller bearing is connected to the bottom of the slider body through the bearing fixing seat, and the roller bearing is connected with the supporting bar in a sliding mode.
5. The linear motor module of claim 4, wherein: the roller bearing is embedded into the center of the slider body through the bearing fixing seat, and the supporting bar is positioned at the center of the bottom of the base.
6. The linear motor module of claim 5, wherein: the base is U die cavity form, and the embedded ditch channel that is provided with of two inside walls of base, linear electric motor main part sliding connection is on the ditch channel.
7. The linear motor module of claim 6, wherein: the linear motor main part still includes slide rail, rolling element, backward flow ware, and slider body both sides are provided with the recess, the slide rail set up in the ditch channel with in the recess, form the rolling element passageway, the backward flow ware is fixed at slider body both ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021390656.6U CN212543625U (en) | 2020-07-15 | 2020-07-15 | Linear motor module with double supporting structures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021390656.6U CN212543625U (en) | 2020-07-15 | 2020-07-15 | Linear motor module with double supporting structures |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212543625U true CN212543625U (en) | 2021-02-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021390656.6U Active CN212543625U (en) | 2020-07-15 | 2020-07-15 | Linear motor module with double supporting structures |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212543625U (en) |
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2020
- 2020-07-15 CN CN202021390656.6U patent/CN212543625U/en active Active
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