CN211981652U - Nut driving type linear positioning platform - Google Patents
Nut driving type linear positioning platform Download PDFInfo
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- CN211981652U CN211981652U CN202020715975.3U CN202020715975U CN211981652U CN 211981652 U CN211981652 U CN 211981652U CN 202020715975 U CN202020715975 U CN 202020715975U CN 211981652 U CN211981652 U CN 211981652U
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- nut
- guide rail
- motor
- lead screw
- fixed
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Abstract
The utility model relates to the field of mechanical transmission, and discloses a nut driving type linear positioning platform; including the installation base, the interval is provided with first guide rail, lead screw and second guide rail on the installation base, the nut seat fixed with the installation base is installed at the lead screw both ends, the symmetry is provided with the slider on first guide rail and the second guide rail, slider upper portion is fixed with moving platform, the moving platform bottom is fixed with the flange mounting seat, nut synchronous pulley with the motor synchronous pulley outside is encircleed there is the hold-in range, and the nut drive changes original motor drive lead screw rotation into nut drive rotation, and the lead screw need not increase the diameter along with the increase of load, and overall structure vibration when having reduced the lead screw rotation does not need to choose the motor that power is very big for use, uses the motor of less specification, can reduce equipment cost, has improved overall structure's stability, prolongs the life of equipment.
Description
Technical Field
The utility model relates to a mechanical transmission field, concretely relates to driving straight line location platform of nut.
Background
With the development of mechanical equipment, a large number of linear positioning platforms are used in mechanical production, in the existing ball screw pair, a nut is generally horizontally displaced by driving a screw to rotate, when a load is large, the outer diameter of the screw is large, the mass of a large load is large, large-amplitude vibration is brought to the screw, a motor is required to provide large power, the efficiency of industrial production is greatly limited, and the equipment is improved based on the requirement.
SUMMERY OF THE UTILITY MODEL
The technical problem solved by the utility model is to provide a nut driving type linear positioning platform;
the utility model provides a technical scheme that its technical problem adopted is: the utility model provides a nut driving type linear positioning platform, includes the installation base, the interval is provided with first guide rail, lead screw and second guide rail on the installation base, the nut seat fixed with the installation base is installed at the lead screw both ends, the symmetry is provided with the slider on first guide rail and the second guide rail, slider upper portion is fixed with moving platform, the moving platform bottom is fixed with flange mounting seat, flange mounting seat lower part is provided with the motor, the motor front portion is the driving shaft, the driving shaft has run through flange mounting seat bottom and has cup jointed the motor synchronizing wheel, the lead screw middle part is provided with can be on the lead screw gliding nut, the nut synchronous pulley has been cup jointed on the nut, the nut synchronous pulley with the motor synchronous pulley outside is encircleed there is the hold-in range.
Furthermore, a plurality of groups of sliding blocks can be arranged on the first guide rail and the second guide rail.
Further, a gap is arranged between the motor and the mounting base.
Further, the flange mounting seat and the moving platform are fixed through screws.
The utility model has the advantages that: the nut is driven to change the rotation of original motor drive lead screw into nut drive rotation, and the lead screw need not increase the diameter along with the increase of load, overall structure vibration when having reduced the lead screw rotation, need not choose the motor that power is big very much for use, uses the motor of less specification, can reduce equipment cost, has improved overall structure's stability, the life of extension equipment.
Drawings
FIG. 1 is an overall block diagram of a nut-driven linear positioning stage;
FIG. 2 is a block diagram of a nut driven linear positioning stage;
FIG. 3 is a side view of a nut-driven linear positioning stage;
labeled as: 1. a moving platform, 2, a first guide rail, 3, a second guide rail, 4, a slide block, 5, a flange mounting seat, 6, a motor, 7, a nut synchronous belt wheel, 8, a motor synchronous wheel, 9, a synchronous belt, 10, a mounting base, 11, a lead screw, 12, a nut, 13 and a nut seat,
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The nut driving type linear positioning platform shown in fig. 1 comprises a mounting base 10, a first guide rail 2, a lead screw 11 and a second guide rail 3 are arranged on the mounting base 10 at intervals, nut seats 13 fixed with the mounting base 10 are arranged at two ends of the screw rod 11, sliding blocks 4 are symmetrically arranged on the first guide rail 2 and the second guide rail 3, a movable platform 1 is fixed on the upper part of the sliding block 4, a flange mounting seat 5 is fixed on the bottom of the movable platform 1, a motor 6 is arranged at the lower part of the flange mounting seat 5, a driving shaft is arranged at the front part of the motor 6, the driving shaft penetrates through the bottom of the flange mounting seat 5 and is sleeved with a motor synchronizing wheel 8, the middle of the screw rod 11 is provided with a nut 12 capable of sliding on the screw rod 11, the nut 12 is sleeved with a nut synchronous belt pulley 7, and a synchronous belt 9 is wound around the outer sides of the nut synchronous belt pulley 7 and the motor synchronous wheel 8.
The principle is as follows: the front driving wheel of the motor 6 rotates to drive the motor synchronous wheel 8 to rotate, the motor synchronous wheel 8 rotates to drive the synchronous belt 9 to transmit, the synchronous belt 9 drives the nut synchronous belt wheel 7 and the nut 12 to rotate together, the lead screw 11 is fixed on the installation base 10 through the nut seat 13, the nut 12 is stressed to rotate and can slide on the lead screw 11, and under the transmission of force, the sliding block 4 under the moving platform 1 can slide on the first guide rail 2 and the second guide rail 3.
On the basis, a plurality of groups of sliding blocks 4 can be arranged on the first guide rail 2 and the second guide rail 3, the first guide rail 2 and the second guide rail 3 are used for restricting the movement direction of the sliding blocks 4, and the stability of the structure movement is ensured by the plurality of groups of sliding blocks 4.
On the basis, a gap is formed between the motor 6 and the mounting base 10, the motor 6 is fixed to the lower portion of the moving platform 1 through the flange mounting base 5, and the moving platform 1 can drive the motor 6 to move on a plane together.
On the basis, the flange mounting seat 5 and the mobile platform 1 are fixed through screws, so that the stability of the whole structure is kept, and the safety of industrial production is ensured.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (4)
1. The utility model provides a nut driving type straight line positioning platform, includes installation base (10), its characterized in that: the mounting base (10) is provided with a first guide rail (2), a screw rod (11) and a second guide rail (3) at intervals, two ends of the screw rod (11) are provided with nut seats (13) fixed with the mounting base (10), the first guide rail (2) and the second guide rail (3) are symmetrically provided with sliding blocks (4), a movable platform (1) is fixed on the upper part of the sliding block (4), a flange mounting seat (5) is fixed at the bottom of the movable platform (1), a motor (6) is arranged at the lower part of the flange mounting seat (5), a driving shaft is arranged at the front part of the motor (6), the driving shaft penetrates through the bottom of the flange mounting seat (5) and is sleeved with a motor synchronizing wheel (8), a nut (12) which can slide on the screw rod (11) is arranged in the middle of the screw rod (11), the nut synchronous pulley (7) is sleeved on the nut (12), and the synchronous belt (9) is wound around the outer sides of the nut synchronous pulley (7) and the motor synchronous pulley (8).
2. The nut-driven linear positioning stage of claim 1, wherein: a plurality of groups of sliding blocks (4) can be arranged on the first guide rail (2) and the second guide rail (3).
3. The nut-driven linear positioning stage of claim 1, wherein: a gap is arranged between the motor (6) and the mounting base (10).
4. The nut-driven linear positioning stage of claim 1, wherein: the flange mounting seat (5) and the movable platform (1) are fixed through screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020715975.3U CN211981652U (en) | 2020-05-06 | 2020-05-06 | Nut driving type linear positioning platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020715975.3U CN211981652U (en) | 2020-05-06 | 2020-05-06 | Nut driving type linear positioning platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211981652U true CN211981652U (en) | 2020-11-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020715975.3U Active CN211981652U (en) | 2020-05-06 | 2020-05-06 | Nut driving type linear positioning platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211981652U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112846738A (en) * | 2021-01-08 | 2021-05-28 | 刘君子 | Small-size nut screw rod equipment mechanism |
| CN113984335A (en) * | 2021-11-09 | 2022-01-28 | 中交天津港湾工程研究院有限公司 | Wave making method based on nut rotation type ball screw harbor basin wave making machine |
-
2020
- 2020-05-06 CN CN202020715975.3U patent/CN211981652U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112846738A (en) * | 2021-01-08 | 2021-05-28 | 刘君子 | Small-size nut screw rod equipment mechanism |
| CN112846738B (en) * | 2021-01-08 | 2022-04-19 | 刘君子 | Small-size nut screw rod equipment mechanism |
| CN113984335A (en) * | 2021-11-09 | 2022-01-28 | 中交天津港湾工程研究院有限公司 | Wave making method based on nut rotation type ball screw harbor basin wave making machine |
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