CN209309131U - Threaded screw rod position adjusting mechanism - Google Patents
Threaded screw rod position adjusting mechanism Download PDFInfo
- Publication number
- CN209309131U CN209309131U CN201821854369.9U CN201821854369U CN209309131U CN 209309131 U CN209309131 U CN 209309131U CN 201821854369 U CN201821854369 U CN 201821854369U CN 209309131 U CN209309131 U CN 209309131U
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- China
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- slide unit
- screw rod
- threaded screw
- adjusting mechanism
- gear
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Abstract
The utility model discloses a kind of threaded screw rod position adjusting mechanisms, including pedestal, the pedestal is equipped with guide rail and the threaded screw rod parallel with the guide rail, the guide rail is equipped with the slide unit being slidably matched with it, the slide unit is threadedly engaged with the threaded screw rod, the slide unit includes underlying slide unit bottom plate and the slide unit mounting plate above the slide unit bottom plate, and the micro-adjusting mechanism for accurately adjusting the slide unit installation Board position is equipped between the slide unit bottom plate and slide unit mounting plate；The micro-adjusting mechanism includes the gear shaft that rotatable engagement is arranged in the slide unit bottom plate, at least two fine tuning gears are equipped at intervals on the gear shaft, it is staggered between the gear teeth of all fine tuning gears, it is corresponded on the slide unit mounting plate with the fine tuning gear and is equipped with fine tuning rack gear, the fine tuning rack gear is engaged with the corresponding fine tuning gear, and the guiding mechanism for the slide unit mounting plate mobile guide is additionally provided between the slide unit bottom plate and slide unit mounting plate.
Description
Technical field
The utility model relates to a kind of position adjusting mechanisms, are specifically a kind of threaded screw rod position adjusting mechanism.
Background technique
Existing threaded screw rod position adjusting mechanism generally comprises pedestal 1, and pedestal 1 is equipped with guide rail 2 and parallel with guide rail 2
Threaded screw rod 3, guide rail 2 is equipped with the slide unit 4 that is slidably matched with it, and is threadedly engaged between slide unit 4 and threaded screw rod 3.It drives
Dynamic threaded screw rod rotation, can be driven slide unit and moves along guide rail 2, realize the technical purpose for adjusting 4 position of slide unit.
Although existing threaded screw rod position adjusting mechanism can satisfy requirement to a certain extent, due to
Screw pitch on threaded screw rod is generally large, and after long-time use, between the internal screw thread on the external screw thread and slide unit 4 of threaded screw rod
Inevitably there is certain mismatch error, the position of slide unit 4 is caused to cannot achieve accurate control, is unable to satisfy high-precision
The requirement of control.
Summary of the invention
In view of this, can be realized cunning the purpose of this utility model is to provide a kind of threaded screw rod position adjusting mechanism
The accurate regulation and control of platform position.
In order to achieve the above objectives, the utility model provides the following technical solutions:
A kind of threaded screw rod position adjusting mechanism, including pedestal, the pedestal are equipped with guide rail and parallel with the guide rail
Threaded screw rod, the guide rail is equipped with the slide unit that is slidably matched with it, and the slide unit is threadedly engaged with the threaded screw rod, institute
Stating slide unit includes underlying slide unit bottom plate and the slide unit mounting plate above the slide unit bottom plate, the slide unit bottom plate and
The micro-adjusting mechanism for accurately adjusting the slide unit installation Board position is equipped between slide unit mounting plate；The micro-adjusting mechanism includes rotation
Turn to be equipped with the gear shaft in the slide unit bottom plate, be equipped at intervals at least two fine tuning gears on the gear shaft, owns
The fine tuning gear the gear teeth between be staggered, on the slide unit mounting plate with the fine tuning gear correspond be equipped with it is micro-
Rack gear is adjusted, the fine tuning rack gear is engaged with the corresponding fine tuning gear, also set between the slide unit bottom plate and slide unit mounting plate
There is the guiding mechanism for the slide unit mounting plate mobile guide.
Further, the both ends of the pedestal are respectively provided with the baffle for limiting the slide unit, the threaded screw rod rotation
It is fitted between two pieces of baffles.
Further, one end of the threaded screw rod is equipped with the handwheel for driving it to rotate, and the pedestal is equipped with and uses
In the screw rod Stop-motion lock for locking the threaded screw rod.
Further, the edge of the handwheel is equipped with handwheel scale, and the pedestal is equipped with handwheel tuning drive gear.
Further, the buffering with slide unit cooperation is respectively provided on the opposite side side of two pieces of baffles
Pad.
Further, the guide rail is equipped with two, and two guide rails are parallel to each other.
Further, wherein a guide rail is equipped with sliding rail scale, the slide unit is equipped with and the sliding rail scale pair
Sliding rail tuning drive gear should be equipped with.
Further, the guiding mechanism includes that slide unit sliding rail and cunning is arranged between the slide unit bottom plate and slide unit mounting plate
Platform sliding slot, the slide unit sliding rail are parallel with the guide rail.
Further, the side of the gear shaft is equipped with reduction gearbox, and the input shaft of the reduction gearbox is equipped with trimming handle, subtracts
The output shaft of fast case is connected with the gear shaft.
Further, array is equipped with the installation threaded hole for installing other workpiece on the top surface of the slide unit.
The utility model has the beneficial effects that:
The threaded screw rod position adjusting mechanism of the utility model, by being that slide unit bottom plate and slide unit are pacified by slide unit split settings
Loading board, and micro-adjusting mechanism is set between slide unit bottom plate and slide unit mounting plate, in this way, when slide unit adjusting is arrived using threaded screw rod
Behind position, the position of slide unit is accurately adjusted in a small range using micro-adjusting mechanism, realizes the mutual cooperation of coarse adjustment and accurate adjustment section；
And multiple fine tuning gears are set by being spaced on gear shaft, and the gear teeth for finely tuning gear are staggered, in this way, can eliminate
It finely tunes gear and finely tunes influence of the mismatch error to degree of regulation between rack gear.
Detailed description of the invention
In order to keep the purpose of this utility model, technical scheme and beneficial effects clearer, the utility model provides as follows
Attached drawing is illustrated:
Fig. 1 is the structural schematic diagram of the utility model threaded screw rod position adjusting mechanism embodiment；
Fig. 2 is the structural schematic diagram of micro-adjusting mechanism；
Fig. 3 is the axonometric drawing of the present embodiment threaded screw rod position adjusting mechanism.
Specific embodiment
The utility model is described in further detail in the following with reference to the drawings and specific embodiments, so that those skilled in the art
The utility model can be better understood and can be practiced, but illustrated embodiment is not as the restriction to the utility model.
As shown in Figure 1, being the structural schematic diagram of the utility model threaded screw rod position adjusting mechanism embodiment.The present embodiment
Threaded screw rod position adjusting mechanism, including pedestal 1, pedestal 1 is equipped with guide rail 2 and the threaded screw rod 3 parallel with guide rail 2, leads
Rail 2 is equipped with the slide unit 4 being slidably matched with it, and slide unit 4 is threadedly engaged with threaded screw rod 3.Slide unit 4 includes underlying slide unit
Bottom plate 4a and slide unit mounting plate 4b, slide unit bottom plate 4a above slide unit bottom plate 4a and between slide unit mounting plate 4b be equipped with use
In the micro-adjusting mechanism for accurately adjusting the position slide unit mounting plate 4b；Micro-adjusting mechanism includes that rotatable engagement is arranged in slide unit bottom plate 4a
Gear shaft 5 is equipped at intervals at least two fine tuning gears 6 on gear shaft 5, is staggered between the gear teeth of all fine tuning gears 6,
It is corresponded on slide unit mounting plate 4b with fine tuning gear 6 and is equipped with fine tuning rack gear 7, fine tuning rack gear 7 is nibbled with corresponding fine tuning gear 6
It closes, the guiding mechanism for slide unit mounting plate 4b mobile guide is additionally provided between slide unit bottom plate 4a and slide unit mounting plate 4b.
Further, the both ends of the pedestal 1 of the present embodiment are respectively provided with the baffle 8 of limit slide unit 4, and threaded screw rod 3 revolves
Turn to be fitted between two block baffles 8.It is respectively provided on the opposite side side of two block baffles 8 and the cooperation of slide unit 4
Cushion 13, prevents rigid collision.One end of the threaded screw rod 3 of the present embodiment is equipped with the handwheel 9 for driving it to rotate, and bottom
Seat 1 is equipped with the screw rod Stop-motion lock 10 for locking screw screw rod 3.The edge of handwheel 9 is equipped with handwheel scale 11, pedestal 1
It is equipped with handwheel tuning drive gear 12, can be that the rotation position of threaded screw rod 3 is accurately controlled to handwheel 9.
Further, the guide rail 2 of the present embodiment is equipped with two, and two guide rails 2 are parallel to each other.Wherein a guide rail, which is equipped with, slides
Rail scale 14, slide unit 4, which is equipped with, is correspondingly provided with sliding rail tuning drive gear 15 with sliding rail scale 14, is carved by sliding rail scale 14 and sliding rail
Degree pointer 15 can accurately measure the position of slide unit 4.
Further, guiding mechanism includes that slide unit sliding rail 17 and slide unit is arranged between slide unit bottom plate 4a and slide unit mounting plate 4b
Sliding slot, slide unit sliding rail are parallel with guide rail 2.The side of the gear shaft 5 of the present embodiment is equipped with reduction gearbox, sets on the input shaft of reduction gearbox
There is trimming handle, the output shaft of reduction gearbox is connected with gear shaft, by the way that reduction gearbox is arranged, trimming handle is made to rotate a wide-angle
Realize that the position slide unit mounting plate 4b is to adjust afterwards, it is more accurate to adjust.The sliding rail tuning drive gear 15 of the present embodiment is arranged in cunning
On platform mounting plate 4b.
Further, array is equipped with the installation threaded hole 16 for installing other workpiece on the top surface of slide unit 4.
The threaded screw rod position adjusting mechanism of the present embodiment, by being that slide unit bottom plate and slide unit are installed by slide unit split settings
Plate, and micro-adjusting mechanism is set between slide unit bottom plate and slide unit mounting plate, in this way, when slide unit is adjusted in place using threaded screw rod
Afterwards, the position of slide unit is accurately adjusted in a small range using micro-adjusting mechanism, realizes the mutual cooperation of coarse adjustment and accurate adjustment section；And
Multiple fine tuning gears are set by being spaced on gear shaft, and the gear teeth for finely tuning gear are staggered, in this way, can eliminate micro-
It adjusts gear and finely tunes influence of the mismatch error to degree of regulation between rack gear.Embodiment described above is only to absolutely prove this
Utility model and the preferred embodiment lifted.
Embodiment described above is only preferred embodiments for fully illustrating the utility model, the utility model
Protection scope it is without being limited thereto.Those skilled in the art made equivalent substitute or change on the basis of the utility model
It changes, both is within the protection scope of the present invention.The protection scope of the utility model is subject to claims.
Claims (10)
1. a kind of threaded screw rod position adjusting mechanism, including pedestal (1), the pedestal (1) is equipped with guide rail (2) and leads with described
The parallel threaded screw rod (3) of rail (2), the guide rail (2) are equipped with the slide unit (4) being slidably matched with it, the slide unit (4) and institute
It states threaded screw rod (3) to be threadedly engaged, it is characterised in that: the slide unit (4) includes underlying slide unit bottom plate (4a) and is located at
Slide unit mounting plate (4b) above the slide unit bottom plate (4a) is equipped between the slide unit bottom plate (4a) and slide unit mounting plate (4b)
For accurately adjusting the micro-adjusting mechanism of slide unit mounting plate (4b) position；The micro-adjusting mechanism includes that rotatable engagement is arranged in institute
The gear shaft (5) in slide unit bottom plate (4a) is stated, at least two fine tuning gears (6) are equipped at intervals on the gear shaft (5), it is all
It is staggered between the gear teeth of fine tuning gear (6), it is a pair of with the fine tuning gear (6) one on the slide unit mounting plate (4b)
It should be equipped with fine tuning rack gear (7), the fine tuning rack gear (7) is engaged with the corresponding fine tuning gear (6), the slide unit bottom plate (4a)
The guiding mechanism for slide unit mounting plate (4b) mobile guide is additionally provided between slide unit mounting plate (4b).
2. threaded screw rod position adjusting mechanism according to claim 1, it is characterised in that: the both ends of the pedestal (1) point
She You not be for limiting the baffle (8) of the slide unit (4), threaded screw rod (3) rotatable engagement is mounted on two pieces of baffles
(8) between.
3. threaded screw rod position adjusting mechanism according to claim 2, it is characterised in that: the one of the threaded screw rod (3)
End is equipped with the handwheel (9) for driving it to rotate, and the pedestal (1) is equipped with the silk for locking the threaded screw rod (3)
Bar Stop-motion lock (10).
4. threaded screw rod position adjusting mechanism according to claim 3, it is characterised in that: the surrounding of the handwheel (9)
Edge is equipped with handwheel scale (11), and the pedestal (1) is equipped with handwheel tuning drive gear (12).
5. threaded screw rod position adjusting mechanism according to claim 2, it is characterised in that: two pieces of baffles (8) are opposite
Side side on be respectively provided with the slide unit (4) cooperation cushion (13).
6. threaded screw rod position adjusting mechanism according to claim 1-5, it is characterised in that: the guide rail (2)
Equipped with two, two guide rails (2) are parallel to each other.
7. threaded screw rod position adjusting mechanism according to claim 6, it is characterised in that: wherein set on a guide rail
Have sliding rail scale (14), the slide unit (4), which is equipped with, is correspondingly provided with sliding rail tuning drive gear (15) with the sliding rail scale (14).
8. threaded screw rod position adjusting mechanism according to claim 1-5, it is characterised in that: the guiding mechanism
Including slide unit sliding rail and slide unit sliding slot, the slide unit sliding rail is arranged between the slide unit bottom plate (4a) and slide unit mounting plate (4b)
It is parallel with the guide rail (2).
9. threaded screw rod position adjusting mechanism according to claim 1-5, it is characterised in that: the gear shaft
(5) side is equipped with reduction gearbox, and the input shaft of the reduction gearbox is equipped with trimming handle, the output shaft of reduction gearbox and the gear
Axis is connected.
10. threaded screw rod position adjusting mechanism according to claim 1-5, it is characterised in that: the slide unit (4)
Top surface on array be equipped with installation threaded hole (16) for installing other workpiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821854369.9U CN209309131U (en) | 2018-11-12 | 2018-11-12 | Threaded screw rod position adjusting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821854369.9U CN209309131U (en) | 2018-11-12 | 2018-11-12 | Threaded screw rod position adjusting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209309131U true CN209309131U (en) | 2019-08-27 |
Family
ID=67672851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821854369.9U Active CN209309131U (en) | 2018-11-12 | 2018-11-12 | Threaded screw rod position adjusting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209309131U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110552959A (en) * | 2019-09-19 | 2019-12-10 | 安徽银雷直线导轨制造有限公司 | linear slide rail with measurement function |
| CN111217285A (en) * | 2020-01-16 | 2020-06-02 | 河北工业大学 | Handling device suitable for 3D prints concrete model |
| CN112815058A (en) * | 2021-02-23 | 2021-05-18 | 东莞仕达通自动化有限公司 | Screw rod slip table |
| WO2022222247A1 (en) * | 2021-04-23 | 2022-10-27 | 苏州舍勒智能科技有限公司 | Manual adjustment screw rod sliding table having displacement display mechanism |
-
2018
- 2018-11-12 CN CN201821854369.9U patent/CN209309131U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110552959A (en) * | 2019-09-19 | 2019-12-10 | 安徽银雷直线导轨制造有限公司 | linear slide rail with measurement function |
| CN111217285A (en) * | 2020-01-16 | 2020-06-02 | 河北工业大学 | Handling device suitable for 3D prints concrete model |
| CN112815058A (en) * | 2021-02-23 | 2021-05-18 | 东莞仕达通自动化有限公司 | Screw rod slip table |
| WO2022222247A1 (en) * | 2021-04-23 | 2022-10-27 | 苏州舍勒智能科技有限公司 | Manual adjustment screw rod sliding table having displacement display mechanism |
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