CN209839087U - Floating nut seat of steam inlet ball screw - Google Patents
Floating nut seat of steam inlet ball screw Download PDFInfo
- Publication number
- CN209839087U CN209839087U CN201920086164.9U CN201920086164U CN209839087U CN 209839087 U CN209839087 U CN 209839087U CN 201920086164 U CN201920086164 U CN 201920086164U CN 209839087 U CN209839087 U CN 209839087U
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- China
- Prior art keywords
- slide
- placing groove
- plate
- nut
- ball screw
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Abstract
The utility model discloses an admission ball screw floating nut seat, which comprises a mounting seat, wherein a placing groove a is arranged on the mounting seat, a positioning plate is arranged in the placing groove a, a slide a is arranged on the upper surface of the inner side wall of the placing groove a, the inner side wall of the slide a is connected with a slide plate a in a sliding manner, the lower surface of the slide plate a is fixedly connected with the upper surface of a fixed plate a, a placing groove b is arranged on the fixed plate a, and the slide b is symmetrically arranged on the left side surface and the right side surface of the inner side wall of the placing groove b; through setting up unsteady chamber, slide a, slide b, fixed plate an and fixed plate b, can utilize unsteady chamber and slide a and the cooperation of slide b to adjust the nut for the rotation center of nut removes a small distance and is concentric with the lead screw center, can not influence the motion accuracy of lead screw, simple structure, installation, adjustment are easy, not high to the requirement of processing, low in production cost, control accuracy height, safe and reliable, adjustment are convenient.
Description
Technical Field
The utility model belongs to the technical field of the nut, concretely relates to admission ball screw nut seat that floats.
Background
The nut is a nut, is screwed together with a bolt or a screw rod to play a role in fastening, is divided into carbon steel, stainless steel, nonferrous metal and other types according to different materials by an element which is necessary for producing and manufacturing machinery, is a part for tightly connecting mechanical equipment, and can be connected with the bolt and the nut with the same specification only through threads on the inner side.
The transmission system of the existing casting cutting machine mostly adopts a ball screw and a linear guide rail to transmit motion, the requirements on the straightness of the guide rail and the screw and the precision of each position are high, especially when a long screw is involved, the machining precision and the installation precision of each part are difficult to be ensured to completely meet the design requirements, the requirements on the regulator are high, time and labor are wasted, the precision cannot be ensured, in the processes of equipment storage, transportation and use, the precision loss of the equipment is easily caused because various factors such as mechanical vibration and other unavoidable factors exist all the time, the transmission precision of the screw is influenced, the abrasion of the screw is caused, the installation and the adjustment are complex, the stability is poor, and the actual requirements of production cannot be met
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an admission ball screw floating nut seat to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a floating nut seat of a steam inlet ball screw comprises a mounting seat, wherein a placing groove a is arranged on the mounting seat, a positioning plate is arranged in the placing groove a, a slide way a is arranged on the upper surface of the inner side wall of the placing groove a, the inner side wall of the slideway a is connected with a sliding plate a in a sliding way, the lower surface of the sliding plate a is fixedly connected with the upper surface of a fixed plate a, a placing groove b is arranged on the fixed plate a, the left side surface and the right side surface of the inner side wall of the placing groove b are symmetrically provided with slideways b, the inner walls of the two slideways b are both connected with sliding plates b in a sliding way, and one side surface opposite to the two sliding plates b is respectively and fixedly connected with the left side surface and the right side surface of the fixed plate b, the front surface of the fixed plate b is clamped with a nut, the inner wall of the nut is in threaded connection with a lead screw, one end of the back face of the lead screw is fixedly connected with an output shaft of an external driving motor, and a floating cavity is formed between the nut and the lead screw.
Preferably, the upper surface of the positioning plate is attached to the lower surfaces of the fixing plate a and the fixing plate b.
Preferably, a gap a is formed between the sliding plate a and the slideway a, and a gap b is formed between the sliding plate b and the slideway b.
Preferably, the floating cavity is annular in shape, and the annular width of the floating cavity is the same as the widths of the gap a and the gap b.
Preferably, four mounting holes are formed in the upper surface of the mounting seat.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an admission ball screw nut seat that floats, through setting up unsteady chamber, slide a, slide b, fixed plate a and fixed plate b, can utilize unsteady chamber and slide a and slide b cooperation to adjust the nut simultaneously, make the rotation center of nut remove a small distance and lead screw center concentric, and then can not influence the motion precision of lead screw, moreover, the steam generator is simple in structure, the installation, the adjustment is easy, the requirement to processing is not high, low in production cost, control accuracy is high, safety and reliability, the adjustment is convenient.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a front view section of the present invention;
in the figure: 1. a mounting seat; 2. a slideway a; 3. a sliding plate a; 4. a fixed plate a; 5. a slideway b; 6. a sliding plate b; 7. a fixing plate b; 8. positioning a plate; 9. a nut; 10. a lead screw; 11. a floating cavity; 12. and (7) installing holes.
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.
Referring to fig. 1-2, the present invention provides a technical solution: a floating nut seat of an air inlet ball screw comprises a mounting seat 1, wherein a placing groove a is formed in the mounting seat 1, a positioning plate 8 is arranged inside the placing groove a, a slide way a2 is formed in the upper surface of the inner side wall of the placing groove a, a slide plate a3 is connected to the inner side wall of a slide way a2 in a sliding mode, the lower surface of the slide plate a3 is fixedly connected with the upper surface of a fixing plate a4, a placing groove b is formed in a fixing plate a4, slide ways b5 are symmetrically formed in the left side surface and the right side surface of the inner side wall of the placing groove b, slide plates b6 are connected to the inner walls of two slide ways b5 in a sliding mode, one opposite side surfaces of the two slide plates b6 are fixedly connected with the left side surface and the right side surface of the fixing plate b7 respectively, a nut 9 is clamped to the front surface of the fixing plate b7, a, a floating cavity 11 is formed between the nut 9 and the lead screw 10.
In this embodiment, a workpiece is mounted on the mounting base 1 through the mounting hole 12, an external driving motor is controlled to start to drive the lead screw 10 to rotate, when the rotation center of the nut 9 is not concentric with the rotation center of the lead screw 10, due to the arrangement of the upper sliding plate a3 on the fixed plate a4 and the upper sliding plate b6 on the fixed plate b7, the existence of the gap a between the sliding plate a3 and the slideway a2 and the gap b between the sliding plate b6 and the slideway b5 enables the nut 9 to be self-adjusted, so that the rotation center of the nut 9 and the center of the lead screw 10 are in a concentric state, and further the nut 9 can be driven to move back and forth, and further the mounting base 1 is driven to move back and forth, the arrangement of the sliding plate a3 and the sliding plate b6 can respectively limit the fixed plate a4 and the fixed plate b7, and simultaneously can drive the fixed plate a4 to be finely adjusted up and down, the fixed plate b7 is finely adjusted left and right, and right, thereby ensuring the precision of the movement of the nut 9 driven by the rotation of the lead screw 10.
Furthermore, the upper surface of the positioning plate 8 is attached to the lower surface of the fixing plate a4 and the lower surface of the fixing plate b 7.
In this embodiment, fixing plate a4 and fixing plate b7 are positioned by positioning plate 8, so that fixing plate a4 and fixing plate b7 do not separate from mounting base 1.
Further, a gap a is formed between the sliding plate a3 and the slide way a2, and a gap b is formed between the sliding plate b6 and the slide way b 5.
In this embodiment, the gap a and the gap b can be matched with the floating cavity 11, so that the nut 9 can be finely adjusted up and down on the outer surface of the lead screw 10, and further, the rotation center of the nut 9 can be adjusted to be the same as that of the lead screw 10.
Further, the floating chamber 11 is annular, and the annular width of the floating chamber 11 is the same as the widths of the gap a and the gap b.
In this embodiment, the width of the floating cavity 11 is set to be the same as the width of the gap a and the gap b, so that when the nut 9 floats up, down, left and right, the nut can slide in the slideway a2 and the slideway b5 through the sliding plate a3 on the fixed plate a4 and the sliding plate b6 on the fixed plate b7, and the sliding plate a3 and the sliding plate b6 cannot be separated from the slideway a2 and the slideway b 5.
Furthermore, four mounting holes 12 are formed in the upper surface of the mounting base 1.
In this embodiment, the mounting base 1 can be mounted through the mounting holes 12, and the mounting is more stable by providing the four mounting holes 12.
The utility model discloses a theory of operation and use flow: the workpiece is installed on the installation base 1 through the installation hole 12, the external driving motor is controlled to be started to drive the lead screw 10 to rotate, when the rotation center of the nut 9 is not concentric with the rotation center of the lead screw 10, due to the arrangement of the sliding plate a3 on the fixed plate a4 and the sliding plate b6 on the fixed plate b7, the nut 9 can be self-regulated due to the existence of the gap a between the sliding plate a3 and the slideway a2 and the gap b between the sliding plate b6 and the slideway b5, the rotation center of the nut 9 is concentric with the center of the lead screw 10, the nut 9 can be driven to move forwards, backwards and forwards, and the installation base 1 is driven to move forwards or backwards.
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 (5)
1. The utility model provides an admission ball screw floating nut seat, includes mount pad (1), its characterized in that: the mounting seat (1) is provided with a placing groove a, a positioning plate (8) is arranged inside the placing groove a, the upper surface of the inner side wall of the placing groove a is provided with a slide way a (2), the inner side wall of the slide way a (2) is connected with a slide way a (3) in a sliding manner, the lower surface of the slide way a (3) is fixedly connected with the upper surface of a fixing plate a (4), the fixing plate a (4) is provided with a placing groove b, the left side surface and the right side surface of the inner side wall of the placing groove b are symmetrically provided with slide ways b (5), the inner walls of the two slide ways b (5) are both connected with slide plates b (6) in a sliding manner, the opposite side surfaces of the two slide plates b (6) are respectively fixedly connected with the left side surface and the right side surface of a fixing plate b (7), the front surface of the fixing plate, one end of the back face of the lead screw (10) is fixedly connected with an output shaft of an external driving motor, and a floating cavity (11) is formed between the nut (9) and the lead screw (10).
2. The inlet ball screw floating nut mount of claim 1, wherein: the upper surface of the positioning plate (8) is attached to the lower surfaces of the fixing plate a (4) and the fixing plate b (7).
3. The inlet ball screw floating nut mount of claim 1, wherein: a gap a is formed between the sliding plate a (3) and the slideway a (2), and a gap b is formed between the sliding plate b (6) and the slideway b (5).
4. The inlet ball screw floating nut mount of claim 3, wherein: the shape of the floating cavity (11) is annular, and the annular width of the floating cavity (11) is the same as the widths of the gap a and the gap b.
5. The inlet ball screw floating nut mount of claim 1, wherein: four mounting holes (12) are formed in the upper surface of the mounting base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920086164.9U CN209839087U (en) | 2019-01-18 | 2019-01-18 | Floating nut seat of steam inlet ball screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920086164.9U CN209839087U (en) | 2019-01-18 | 2019-01-18 | Floating nut seat of steam inlet ball screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209839087U true CN209839087U (en) | 2019-12-24 |
Family
ID=68902107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920086164.9U Expired - Fee Related CN209839087U (en) | 2019-01-18 | 2019-01-18 | Floating nut seat of steam inlet ball screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209839087U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111577851A (en) * | 2020-06-01 | 2020-08-25 | 珠海格力智能装备有限公司 | Screw drive mechanism |
-
2019
- 2019-01-18 CN CN201920086164.9U patent/CN209839087U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111577851A (en) * | 2020-06-01 | 2020-08-25 | 珠海格力智能装备有限公司 | Screw drive mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191224 Termination date: 20220118 |