CN104791444A - Dual-lead-screw adjusting mechanism with supporting structure - Google Patents
Dual-lead-screw adjusting mechanism with supporting structure Download PDFInfo
- Publication number
- CN104791444A CN104791444A CN201510203841.7A CN201510203841A CN104791444A CN 104791444 A CN104791444 A CN 104791444A CN 201510203841 A CN201510203841 A CN 201510203841A CN 104791444 A CN104791444 A CN 104791444A
- Authority
- CN
- China
- Prior art keywords
- screw mandrel
- bearing
- regulating mechanism
- support
- double lead
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H25/2015—Means specially adapted for stopping actuators in the end position; Position sensing means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H2025/204—Axial sliding means, i.e. for rotary support and axial guiding of nut or screw shaft
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H2025/2059—Superposing movement by two screws, e.g. with opposite thread direction
Abstract
The invention provides a dual-lead-screw adjusting mechanism with a supporting structure. The dual-lead-screw adjusting mechanism comprises a lower base. An installation plate is arranged at the front end of the lower base. A guide rail is installed on the upper surface of the lower base. An installation support is arranged on the guide rail through a guide shoe. A supporting sleeve is arranged inside the installation support. A bearing is arranged inside the supporting sleeve. A shaft sleeve is installed on the inner end face of the front end of the installation support. A thrust bearing is arranged on the end face of the outer edge of the shaft sleeve. An end cover is arranged at the front end of the installation support. The end cover compresses the thrust bearing and the shaft sleeve. A lead screw assembly is arranged at the rear end of the installation support. A shaft shoulder of the lead screw assembly is fixed into the bearing. The shaft head of the lead screw assembly is installed inside the shaft sleeve. A lead screw nut is arranged inside an installation hole in the front end of the lower base. A first lead screw is sleeved with the lead screw nut. The shaft head of the first lead screw is installed inside the shaft sleeve. An inductive head is arranged at the front end of the first lead screw. A sensor is installed on the installation plate. The end supporting structure is additionally arranged, the combined type lead screw and nut mechanism is adopted, the overall strength and adjusting precision are improved, and the improvement cost is lowered.
Description
Technical field
The present invention is specifically related to a kind of double lead regulating mechanism with support.
Background technique
It is straight line motion that leading screw and nut mechanism can be used to convert rotational motion.This function can be used for the occasions such as position adjustment, heavy lift.Ball wire rod mechanism and common screw body can be divided into according to mesh form.Wherein, the precision of ball wire rod mechanism is relatively high.
Two roller coating machines are the professional equipments on color coating unit, for coating is evenly coated in panel surface.This equipment comprises applicator roll and carrying roller, and the gap adjustment between two rollers is realized by a sleeve screw rod feed mechanism.
But in actual production, easily there is following point in existing screw mandrel feed mechanism:
(1) support because screw mandrel feed mechanism lacks end, cause laser intensity to reduce;
(2) positional accuracy does not reach expection requirement.
Summary of the invention
The object of this invention is to provide a kind of double lead regulating mechanism with support, to improve the bulk strength of equipment, solve that existing equipment position Adjustment precision is low, the problem of poor work stability simultaneously.
For this reason, technological scheme of the present invention there is provided a kind of double lead regulating mechanism with support, comprise lower bottom base, described lower bottom base front end is provided with mounting plate, described lower bottom base upper surface is provided with guide rail, described guide rail is provided with erection support by leading boots, in described erection support, supporting sleeve is installed, in supporting sleeve, bearing is installed, erection support front end interior edge face installs axle sleeve, described axle sleeve outer rim end face is provided with thrust-bearing, described erection support front end is provided with end cap, end cap compresses thrust-bearing and axle sleeve, described erection support rear end is provided with screw mandrel assembly, the shaft shoulder of this screw mandrel assembly is fixed in bearing, the spindle nose of screw mandrel assembly is arranged in axle sleeve, in the mounting hole of described lower bottom base front end, feed screw nut is installed, the first screw mandrel is set with in described feed screw nut, the spindle nose of this first screw mandrel is arranged in axle sleeve, the front end of described first screw mandrel is provided with inductive head, described mounting plate is provided with sensor.
Above-mentioned lower bottom base front end is provided with oil sealing plate, and feed screw nut compresses by this oil sealing plate.
The front end of above-mentioned bearing is provided with shaft block ring.
The rear end of above-mentioned bearing is provided with hole back-up ring.
The shaft of above-mentioned screw mandrel assembly is provided with handle.
Above-mentioned lower bottom base afterbody is provided with limiting stopper.
The sensor is displacement transducer.
Above-mentioned screw mandrel assembly comprises the second screw mandrel, nut and transmission shaft, and transmission shaft to be turned with the second screw mandrel by nut and is connected.
Beneficial effect of the present invention:
(1) compared with prior art, the double lead regulating mechanism that this band provided by the invention supports adds end supporting mechanism, improves the bulk strength of existing screw mandrel feed mechanism;
(2) compared with prior art, the double lead regulating mechanism that this band provided by the invention supports is combined with ball wire rod mechanism and common screw body, is detected the position controlling erection support, improve the precision of position adjustment by sensor;
(3) the double lead regulating mechanism structure of this band support provided by the invention is simple, and easy to operate, fabricating cost is low, has a good application prospect.
Below with reference to accompanying drawing, the present invention is described in further details.
Accompanying drawing explanation
Fig. 1 is the schematic side view of the double lead regulating mechanism that band of the present invention supports.
Fig. 2 be band of the present invention support double lead regulating mechanism overlook partial sectional view.
Description of reference numerals: 1, lower bottom base; 2, oil sealing plate; 3, erection support; 4, guide rail; 5, boots are led; 6, screw mandrel assembly; 7, limiting stopper; 8, inductive head; 9, feed screw nut; 10, end cap; 11, thrust-bearing; 12, axle sleeve; 13, supporting sleeve; 14, hole back-up ring; 15, bearing; 16, shaft block ring; 17, the first screw mandrel; 18, mounting plate; 19, sensor; 20, handle.
Embodiment
Embodiment 1:
Low in order to overcome existing screw body intensity, position Adjustment precision is low, the problem of poor work stability, present embodiments provide the double lead regulating mechanism that a kind of band as depicted in figs. 1 and 2 supports, comprise lower bottom base 1, described lower bottom base 1 front end is provided with mounting plate 18, described lower bottom base 1 upper surface is provided with guide rail 4, described guide rail 4 is provided with erection support 3 by leading boots 5, in described erection support 3, supporting sleeve 13 is installed, bearing 15 is installed in supporting sleeve 13, erection support 3 front end interior edge face installs axle sleeve 12, described axle sleeve 12 outer rim end face is provided with thrust-bearing 11, described erection support 3 front end is provided with end cap 10, thrust-bearing 11 and axle sleeve 12 are pressed on the interior edge face of erection support 3 by end cap 10, described erection support 3 rear end is provided with screw mandrel assembly 6, the shaft shoulder of this screw mandrel assembly 6 is fixed in bearing 15, the spindle nose of screw mandrel assembly 6 is arranged in axle sleeve 12, and carry out radial location, in the mounting hole of described lower bottom base 1 front end, feed screw nut 9 is installed, the first screw mandrel 17 is set with in described feed screw nut 9, the spindle nose of this first screw mandrel 17 is arranged in axle sleeve 12, and carry out radial location, the front end of described first screw mandrel 17 is provided with inductive head 8, described mounting plate 18 is provided with sensor 19.
Working procedure of the present invention is as follows:
First, the lower bottom base 1 of the double lead regulating mechanism supported by band of the present invention is in place, then will the parts carrying out position adjustment in system, be needed to be installed on erection support 3, screw mandrel assembly 6 seesaws by axle sleeve 12 and drives the first screw mandrel 17 to rotate, feed screw nut 9 with under the mating reaction of thrust-bearing 11, and then first screw mandrel 17 drive action before and after erection support 3, and the sensor 19 of adjusting to the right place is by the position of inductive head 8 on induction detection first screw mandrel 17 and then carry out to erection support 3 controls and locate.
The double lead regulating mechanism that this band provided by the invention supports compared with prior art, adds end supporting mechanism, improves the bulk strength of existing screw mandrel feed mechanism; Be combined with ball wire rod mechanism and common screw body simultaneously, detected the position controlling erection support by sensor, improve the precision of position adjustment.
Embodiment 2:
Present embodiments provide the double lead regulating mechanism that a kind of band as depicted in figs. 1 and 2 supports, comprise lower bottom base 1, described lower bottom base 1 front end is provided with mounting plate 18, described lower bottom base 1 upper surface is provided with guide rail 4, described guide rail 4 is provided with erection support 3 by leading boots 5, in described erection support 3, supporting sleeve 13 is installed, bearing 15 is installed in supporting sleeve 13, erection support 3 front end interior edge face installs axle sleeve 12, described axle sleeve 12 outer rim end face is provided with thrust-bearing 11, described erection support 3 front end is provided with end cap 10, thrust-bearing 11 and axle sleeve 12 are pressed on the interior edge face of erection support 3 by end cap 10, described erection support 3 rear end is provided with screw mandrel assembly 6, described screw mandrel assembly 6 comprises the second screw mandrel, nut and transmission shaft, transmission shaft to be turned with the second screw mandrel by nut and is connected, the transmission shaft of this screw mandrel assembly 6 is fixed in bearing 15, in screw mandrel assembly 6, the spindle nose of the second screw mandrel is arranged in axle sleeve 12, and carry out radial location, transmission shaft drives nut rotation, and then drive the second screw mandrel to rotate, in the mounting hole of described lower bottom base 1 front end, feed screw nut 9 is installed, the first screw mandrel 17 is set with in described feed screw nut 9, the spindle nose of this first screw mandrel 17 is arranged in axle sleeve 12, and carry out radial location, the front end of described first screw mandrel 17 is provided with inductive head 8, described mounting plate 18 is provided with sensor 19, described sensor 19 is displacement transducer, the position of inductive head 8 can be detected.
Wherein, described lower bottom base 1 front end upper surface is provided with oil sealing plate 2, and feed screw nut 9 compresses by this oil sealing plate 2.
The front end of described bearing 15 is provided with shaft block ring 16, and the rear end of bearing 15 is provided with hole back-up ring 14, and bearing 15 passing hole back-up ring 14 and shaft block ring 16 in supporting sleeve 13 is located fixing.
Conveniently control seesawing of screw mandrel assembly 6, the shaft of described screw mandrel assembly 6 is provided with handle 20.
Described lower bottom base 1 afterbody is provided with limiting stopper 7, and limiting stopper 7, for carrying out spacing to erection support 3, avoids erection support 3 to move out guide rail 4.
In sum, the double lead regulating mechanism that this band provided by the invention supports compared with prior art, not only set up end support structure, and selected Combined type screw rod nut body, namely ball wire rod mechanism and common screw body is combined with, not only increase overall intensity and Adjustment precision, and reduce reforming cost.
More than exemplifying is only illustrate of the present invention, does not form the restriction to protection scope of the present invention, everyly all belongs within protection scope of the present invention with the same or analogous design of the present invention.
Claims (8)
1. the double lead regulating mechanism with support, it is characterized in that: comprise lower bottom base (1), described lower bottom base (1) front end is provided with mounting plate (18), described lower bottom base (1) upper surface is provided with guide rail (4), described guide rail (4) is provided with erection support (3) by leading boots (5), supporting sleeve (13) is installed in described erection support (3), bearing (15) is installed in supporting sleeve (13), erection support (3) front end interior edge face installs axle sleeve (12), described axle sleeve (12) outer rim end face is provided with thrust-bearing (11), described erection support (3) front end is provided with end cap (10), end cap (10) compresses thrust-bearing (11) and axle sleeve (12), described erection support (3) rear end is provided with screw mandrel assembly (6), the shaft shoulder of this screw mandrel assembly (6) is fixed in bearing (15), the spindle nose of screw mandrel assembly (6) is arranged in axle sleeve (12), feed screw nut (9) is installed in the mounting hole of described lower bottom base (1) front end, the first screw mandrel (17) is set with in described feed screw nut (9), the spindle nose of this first screw mandrel (17) is arranged in axle sleeve (12), the front end of described first screw mandrel (17) is provided with inductive head (8), described mounting plate (18) is provided with sensor (19).
2. the double lead regulating mechanism of band support as claimed in claim 1, it is characterized in that: described lower bottom base (1) front end is provided with oil sealing plate (2), feed screw nut (9) compresses by this oil sealing plate (2).
3. the double lead regulating mechanism of band support as claimed in claim 1, is characterized in that: the front end of described bearing (15) is provided with shaft block ring (16).
4. the double lead regulating mechanism of band support as claimed in claim 1, is characterized in that: the rear end of described bearing (15) is provided with hole back-up ring (14).
5. the double lead regulating mechanism of band support as claimed in claim 1, is characterized in that: the shaft of described screw mandrel assembly (6) is provided with handle (20).
6. the double lead regulating mechanism of band support as claimed in claim 1, is characterized in that: described lower bottom base (1) afterbody is provided with limiting stopper (7).
7. the double lead regulating mechanism of band support as claimed in claim 1, is characterized in that: described sensor (19) is displacement transducer.
8. the double lead regulating mechanism that supports of band as claimed in claim 1, is characterized in that: described screw mandrel assembly (6) comprises the second screw mandrel, nut and transmission shaft, and transmission shaft to be turned with the second screw mandrel by nut and is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510203841.7A CN104791444B (en) | 2015-04-27 | 2015-04-27 | A kind of double lead adjustment mechanism with support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510203841.7A CN104791444B (en) | 2015-04-27 | 2015-04-27 | A kind of double lead adjustment mechanism with support |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104791444A true CN104791444A (en) | 2015-07-22 |
| CN104791444B CN104791444B (en) | 2017-06-16 |
Family
ID=53556492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510203841.7A Active CN104791444B (en) | 2015-04-27 | 2015-04-27 | A kind of double lead adjustment mechanism with support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104791444B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111689419A (en) * | 2020-06-09 | 2020-09-22 | 浙江中烟工业有限责任公司 | Adjusting tool for height of vibration groove |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102494095A (en) * | 2011-11-18 | 2012-06-13 | 北京工业大学 | Waterproof multistage retractable rod |
| DE202014007860U1 (en) * | 2013-10-02 | 2015-01-19 | Linak A/S | Electric drive unit |
| CN204175896U (en) * | 2014-10-16 | 2015-02-25 | 中国重型机械研究院股份公司 | A kind of set type interlock lead screw device |
| CN104454839A (en) * | 2014-11-19 | 2015-03-25 | 浙江捷昌线性驱动科技股份有限公司 | Extension tube linkage device |
| CN204647190U (en) * | 2015-04-27 | 2015-09-16 | 中国重型机械研究院股份公司 | A kind of double lead regulating mechanism with support |
-
2015
- 2015-04-27 CN CN201510203841.7A patent/CN104791444B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102494095A (en) * | 2011-11-18 | 2012-06-13 | 北京工业大学 | Waterproof multistage retractable rod |
| DE202014007860U1 (en) * | 2013-10-02 | 2015-01-19 | Linak A/S | Electric drive unit |
| CN204175896U (en) * | 2014-10-16 | 2015-02-25 | 中国重型机械研究院股份公司 | A kind of set type interlock lead screw device |
| CN104454839A (en) * | 2014-11-19 | 2015-03-25 | 浙江捷昌线性驱动科技股份有限公司 | Extension tube linkage device |
| CN204647190U (en) * | 2015-04-27 | 2015-09-16 | 中国重型机械研究院股份公司 | A kind of double lead regulating mechanism with support |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111689419A (en) * | 2020-06-09 | 2020-09-22 | 浙江中烟工业有限责任公司 | Adjusting tool for height of vibration groove |
| CN111689419B (en) * | 2020-06-09 | 2021-10-08 | 浙江中烟工业有限责任公司 | Adjusting tool for height of vibration groove |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104791444B (en) | 2017-06-16 |
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