CN216819677U - Gantry double-drive platform structure - Google Patents
Gantry double-drive platform structure Download PDFInfo
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- CN216819677U CN216819677U CN202220630737.1U CN202220630737U CN216819677U CN 216819677 U CN216819677 U CN 216819677U CN 202220630737 U CN202220630737 U CN 202220630737U CN 216819677 U CN216819677 U CN 216819677U
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Abstract
The utility model belongs to the technical field of linear motor platforms, and particularly relates to a gantry double-drive platform structure which comprises a marble base and an X-axis linear motor module, wherein the marble base is provided with a first Y-axis linear motor module and a second Y-axis linear motor module, the X-axis linear motor module is arranged on the first Y-axis linear motor module and the second Y-axis linear motor module, and the X-axis linear motor module, the first Y-axis linear motor module and the second Y-axis linear motor module are iron-core-free U-shaped linear motor modules with non-contact rotors and stators. Compared with the prior art, the linear motor module adopting the coreless structure has the advantages that the weight is light, the magnetic attraction force and the tooth space effect are avoided between the rotor and the stator, the high acceleration and the high operation stability can be realized, the rotor and the stator are in a non-contact type, the mechanical transmission limitation is avoided, the friction between the stator and the rotor is eliminated, and the damage to parts during the movement is small.
Description
Technical Field
The utility model belongs to the technical field of linear motor platforms, and particularly relates to a gantry double-drive platform structure.
Background
The gantry double-drive platform is one of linear motor platforms, and can be used in the electronic assembly industry.
The gantry double-drive platform in the prior art is insufficient in structural precision and stability, low in production efficiency and incapable of meeting the requirements of the electronic assembly industry with high dynamic property and high production efficiency.
In view of this, the utility model aims to provide a gantry dual-drive platform structure which is high in rigidity and good in stability, adopts grating reading structure feedback, and can meet the requirements of the electronic assembly industry with high dynamic performance and high production efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims to: aiming at the defects of the prior art, the gantry double-drive platform structure is high in rigidity and good in stability, adopts grating reading structure feedback, is additionally provided with a Z-axis lead screw module, and can meet the requirements of the electronic assembly industry with high dynamic property and high production efficiency.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a gantry double-drive platform structure comprises a marble base and an X-axis linear motor module, wherein the marble base is provided with a first Y-axis linear motor module and a second Y-axis linear motor module, the X-axis linear motor module is arranged on the first Y-axis linear motor module and the second Y-axis linear motor module, the X-axis linear motor module, the first Y-axis linear motor module and the second Y-axis linear motor module are all connected with a grating reading structure, a Y-axis drag chain and a Y-axis photoelectric switch which are close to the second Y-axis linear motor module are arranged on the marble base, the X-axis linear motor module is connected with an X-axis drag chain and an X-axis photoelectric switch, and the X-axis linear motor module, the first Y-axis linear motor module and the second Y-axis linear motor module are iron-core-free U-shaped linear motor modules with non-contact rotors and stators.
As an improvement of the gantry double-drive platform structure, the X-axis linear motor module comprises an X-axis base, an X-axis linear motor rotor, an X-axis rotor base, an X-axis linear motor stator and an X-axis linear guide rail system, wherein the X-axis linear motor rotor, the X-axis rotor base, the X-axis linear motor stator and the X-axis linear guide rail system are arranged on the X-axis base, the X-axis linear motor rotor is arranged in the X-axis rotor base, the X-axis linear motor rotor is partially embedded in the X-axis linear motor stator, and the X-axis linear motor rotor can slide along the X-axis linear guide rail system.
As an improvement of the gantry double-drive platform structure, an X-axis anti-collision block is arranged at the end part of the X-axis linear guide rail system.
As an improvement of the gantry double-drive platform structure, the cross section of the X-axis linear motor rotor is I-shaped, and the cross section of the X-axis linear motor stator is U-shaped.
As an improvement of the gantry dual-drive platform structure, the first Y-axis linear motor module and the second Y-axis linear motor module each include a Y-axis base, a Y-axis linear motor mover, a Y-axis mover seat, a Y-axis linear motor stator, and a Y-axis linear guide rail system, the Y-axis linear motor mover is disposed in the Y-axis mover seat, the Y-axis linear motor mover is partially embedded in the Y-axis linear motor stator, and the Y-axis linear motor mover can slide along the Y-axis linear guide rail system.
As an improvement of the gantry double-drive platform structure, two ends of the Y-axis linear guide rail system are provided with a Y-axis anti-collision block and an end face baffle.
As an improvement of the gantry double-drive platform structure, the cross section of the Y-axis linear motor rotor is I-shaped, and the cross section of the Y-axis linear motor stator is U-shaped.
As an improvement of the gantry double-drive platform structure, the X-axis base is made of marble.
As an improvement of the gantry double-drive platform structure, the Y-axis base is made of marble.
Compared with the prior art, the base, the X-axis base and the Y-axis base are all made of marble base materials, the rigidity is high, the stability is good, the utilization rate of equipment is greatly improved by adopting a gantry structure, the bearing load is large, and the structure is stable. And, X axle linear motor module, first Y axle linear motor module and second Y axle linear motor module all are connected with the grating reading structure to can accurately detect the concrete position that operating device removed in X axle and Y axle direction, the precision is high, positioning accuracy can reach 6 mu m, repeatability can reach 4 mu m, can be used to equipment such as high accuracy detection, equipment, can satisfy the demand of the electronic assembly trade of high dynamic nature, high production efficiency, especially, the demand of circular interpolation, especially, be particularly suitable for the application occasion of walking the orbit. In addition, the linear motor type selection device can also select different types of linear motor types according to requirements so as to meet the requirements of stroke, speed, acceleration and precision, and has wide application range. The X-axis photoelectric switch and the Y-axis photoelectric switch can also play a role in position sensing, so that a limiting effect is achieved.
And, the linear electric motor module that adopts no iron core structure is light in weight, does not have magnetic attraction between active cell and the stator, does not have the cogging, can realize very high acceleration and high operating stability, be non-contact between active cell and the stator, does not have mechanical transmission restriction, has eliminated the friction of stator and active cell, and is less to the damage of spare part when moving, consequently has advantages such as high system dynamic performance, steady functioning speed and high positioning accuracy, no wearing and tearing or maintenance-free, infinite stroke, higher work efficiency.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is an exploded view of the present invention.
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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
As shown in fig. 1 to 2, the utility model provides a gantry dual-drive platform structure, which comprises a marble base 1 and an X-axis linear motor module 2, wherein the marble base 1 is provided with a first Y-axis linear motor module 3 and a second Y-axis linear motor module 4, the X-axis linear motor module 2 is arranged on the first Y-axis linear motor module 3 and the second Y-axis linear motor module 4, and the X-axis linear motor module 2, the first Y-axis linear motor module 3 and the second Y-axis linear motor module 4 are all connected with grating reading structures, namely an X-axis grating reading structure 20, a first Y-axis grating reading structure 30 and a second Y-axis grating reading structure 40. Be provided with Y axle tow chain 5 and Y axle photoelectric switch 6 that is close to second Y axle linear electric motor module 4 on the marble base 1, X axle linear electric motor module 2 is connected with X axle tow chain 7 and X axle photoelectric switch 8, and X axle linear electric motor module 2, first Y axle linear electric motor module 3 and second Y axle linear electric motor module 4 are the no iron core U type linear electric motor module of active cell and stator non-contact.
X axle linear electric motor module 2, first Y axle linear electric motor module 3 and second Y axle linear electric motor module 4 all are connected with the grating reading structure to can accurately detect the concrete position that operating device removed in X axle and Y axle direction, the precision is high, positioning accuracy can reach 6 mu m, repeatability can reach 4 mu m, can be used to equipment such as high accuracy detection, equipment, can satisfy the demand of the electronic assembly trade of high dynamic nature, high production efficiency, especially, the demand of circular arc interpolation, especially, be fit for the application occasion of walking the orbit. In addition, the linear motor type selection device can also select different types of linear motor types according to requirements so as to meet the requirements of stroke, speed, acceleration and precision, and has wide application range. The X-axis photoelectric switch and the Y-axis photoelectric switch can also play a role in position sensing, so that a limiting effect is achieved.
The linear motor module adopting the iron core-free structure has the advantages of light weight, no magnetic attraction between the rotor and the stator, no cogging effect, high acceleration and high operation stability, non-contact between the rotor and the stator, no mechanical transmission limitation, elimination of friction between the stator and the rotor, less damage to parts during movement, high system dynamic performance, stable operation speed and high positioning precision, no abrasion or maintenance, infinite stroke, high working efficiency and the like.
The X-axis linear motor module 2 comprises an X-axis base 21, an X-axis linear motor rotor 22, an X-axis rotor base 23, an X-axis linear motor stator 24 and an X-axis linear guide rail system 25, wherein the X-axis linear motor rotor 22 is arranged on the X-axis base 21, the X-axis linear motor rotor 22 is arranged in the X-axis rotor base 23, the X-axis linear motor rotor 22 is partially embedded in the X-axis linear motor stator 24, and the X-axis linear motor rotor 22 can slide along the X-axis linear guide rail system 25. The stationary part of the direct current motor is a stator during operation, the stator mainly functions to generate a rotating magnetic field, and the reciprocating part of the linear motor during operation is a rotor. The X-axis linear guide system 25 may function as a directional guide.
The end of the X-axis linear guide rail system 25 is provided with an X-axis crash block 26. The X-axis base 21 is made of marble.
The cross section of the X-axis linear motor rotor 22 is I-shaped, and the cross section of the X-axis linear motor stator 24 is U-shaped. The upper structure of the X-axis linear motor mover 22 is exposed outside the X-axis linear motor stator 24, and the lower structure and the middle structure of the X-axis linear motor mover 22 are disposed in the U-shaped groove of the X-axis linear motor stator 24, but do not contact each other, so that friction is not generated, heat generation is less, and the X-axis linear motor mover is suitable for high-speed occasions.
The first Y-axis linear motor module 3 includes a first Y-axis base 31 and a first Y-axis linear motor mover 32, a first Y-axis mover base 33, a first Y-axis linear motor stator 34 and a first Y-axis linear guide rail system 35 which are disposed on the first Y-axis base 31, the first Y-axis linear motor mover 32 is disposed in the first Y-axis mover base 33, the first Y-axis linear motor mover 32 is partially embedded in the first Y-axis linear motor stator 34, and the first Y-axis linear motor mover 32 can slide along the first Y-axis linear guide rail system 35. The first Y-axis linear guide system 35 may function as a directional guide.
A first Y-axis bumper block and a first end baffle 36 are disposed at both ends of the first Y-axis linear guide rail system 35.
The cross section of the first Y-axis linear motor mover 32 is in an i shape, and the cross section of the first Y-axis linear motor stator 34 is in a U shape. The upper structure of the first Y-axis linear motor mover 32 is exposed outside the first Y-axis linear motor stator 34, and the lower structure and the middle structure of the first Y-axis linear motor mover 32 are disposed in the U-shaped groove of the first Y-axis linear motor stator 34, but do not contact each other, so that friction is not generated, heat generation is less, and the motor is suitable for high-speed applications.
The first Y-axis base 31 is made of marble.
The second Y-axis linear motor module 4 includes a second Y-axis base 41, a second Y-axis linear motor mover 42, a second Y-axis mover seat 43, a second Y-axis linear motor stator 44 and a second Y-axis linear guide rail system 45, which are disposed on the second Y-axis base 41, the second Y-axis linear motor mover 42 is disposed in the second Y-axis mover seat 43, the second Y-axis linear motor mover 42 is partially embedded in the second Y-axis linear motor stator 44, and the second Y-axis linear motor mover 42 can slide along the second Y-axis linear guide rail system 45. The second Y-axis linear guide system 45 may function as a directional guide.
A second Y-axis bumper 46 and a second end face guard 47 are disposed at both ends of the second Y-axis linear guide rail system 45.
The cross section of the second Y-axis linear motor mover 42 is in an i shape, and the cross section of the second Y-axis linear motor stator 44 is in a U shape. The upper structure of the second Y-axis linear motor mover 42 is exposed outside the second Y-axis linear motor stator 44, and the lower structure and the middle structure of the second Y-axis linear motor mover 42 are disposed in the U-shaped groove of the second Y-axis linear motor stator 44, but do not contact each other, so that friction is not generated, heat generation is less, and the motor is suitable for high-speed applications. The second Y-axis base 41 is made of marble.
The base, the X-axis base and the Y-axis base are all made of marble base materials, the rigidity is high, the stability is good, the utilization rate of equipment is greatly improved by adopting a gantry structure, the bearing load is large, and the structure is stable.
Appropriate changes and modifications to the embodiments described above will become apparent to those skilled in the art from the disclosure and teachings of the foregoing description. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and variations of the present invention should fall within the scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.
Claims (9)
1. The utility model provides a two platform structures of driving at longmen which characterized in that: comprises a marble base and an X-axis linear motor module, wherein the marble base is provided with a first Y-axis linear motor module and a second Y-axis linear motor module, the X-axis linear motor module is arranged on the first Y-axis linear motor module and the second Y-axis linear motor module, the X-axis linear motor module, the first Y-axis linear motor module and the second Y-axis linear motor module are all connected with a grating reading structure, a Y-axis drag chain and a Y-axis photoelectric switch which are close to the second Y-axis linear motor module are arranged on the marble base, the X-axis linear motor module is connected with an X-axis drag chain and an X-axis photoelectric switch, and the X-axis linear motor module, the first Y-axis linear motor module and the second Y-axis linear motor module are iron core-free U-shaped linear motor modules with non-contact movers and stators.
2. The gantry double-drive platform structure of claim 1, wherein: the X-axis linear motor module comprises an X-axis base and an X-axis linear motor rotor, an X-axis rotor base, an X-axis linear motor stator and an X-axis linear guide rail system, wherein the X-axis linear motor rotor is arranged on the X-axis base, the X-axis linear motor rotor is arranged in the X-axis rotor base, and the X-axis linear motor rotor is partially embedded into the X-axis linear motor stator and can slide along the X-axis linear guide rail system.
3. The gantry double-drive platform structure of claim 2, wherein: and an X-axis anti-collision block is arranged at the end part of the X-axis linear guide rail system.
4. The gantry double-drive platform structure of claim 2, wherein: the cross section of the X-axis linear motor rotor is I-shaped, and the cross section of the X-axis linear motor stator is U-shaped.
5. The gantry double-drive platform structure of claim 1, wherein: first Y axle linear motor module with second Y axle linear motor module all includes Y axle base and set up in Y axle linear motor active cell, Y axle rotor seat, Y axle linear motor stator and Y axle linear guide system on the Y axle base, Y axle linear motor active cell set up in the Y axle rotor seat, the embedding of Y axle linear motor active cell part just in the Y axle linear motor stator Y axle linear motor active cell can along Y axle linear guide system slides.
6. The gantry dual-drive platform structure of claim 5, wherein: and Y-axis anti-collision blocks and end face baffles are arranged at two ends of the Y-axis linear guide rail system.
7. The gantry double-drive platform structure of claim 5, wherein: the cross section of the Y-axis linear motor rotor is I-shaped, and the cross section of the Y-axis linear motor stator is U-shaped.
8. The gantry double-drive platform structure of claim 2, wherein: the X-axis base is made of marble.
9. The gantry dual-drive platform structure of claim 5, wherein: the Y-axis base is made of marble.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220630737.1U CN216819677U (en) | 2022-03-23 | 2022-03-23 | Gantry double-drive platform structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220630737.1U CN216819677U (en) | 2022-03-23 | 2022-03-23 | Gantry double-drive platform structure |
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| Publication Number | Publication Date |
|---|---|
| CN216819677U true CN216819677U (en) | 2022-06-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220630737.1U Active CN216819677U (en) | 2022-03-23 | 2022-03-23 | Gantry double-drive platform structure |
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| Country | Link |
|---|---|
| CN (1) | CN216819677U (en) |
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- 2022-03-23 CN CN202220630737.1U patent/CN216819677U/en active Active
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