CN203679652U - Lifting type overhaul frame - Google Patents
Lifting type overhaul frame Download PDFInfo
- Publication number
- CN203679652U CN203679652U CN201320865990.6U CN201320865990U CN203679652U CN 203679652 U CN203679652 U CN 203679652U CN 201320865990 U CN201320865990 U CN 201320865990U CN 203679652 U CN203679652 U CN 203679652U
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- CN
- China
- Prior art keywords
- hanger
- mount pad
- rotating shaft
- bearing
- eccentric shaft
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- Expired - Fee Related
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Abstract
The utility model relates to a lifting type overhaul frame. The lifting type overhaul frame comprises an engine base and a lifting mechanism assembled on the engine base, wherein the lifting mechanism comprises a worm rod rotatably assembled on the engine base and a worm gear meshed with the worm rod; the worm rod is provided with a drive end for driving the worm rod to rotate; the engine base is provided with a rotating shaft; the worm gear is fixedly sleeved on the rotating shaft; a rotary table rotating along the rotating shaft is fixedly arranged on the rotating shaft; an eccentric shaft deviating from the rotating shaft is fixedly arranged on the rotary table; a hanger is hung on the eccentric shaft; the hanger comprises a hanger body with a placing table; a hanger mounting base is arranged above the hanger body; the hanger mounting base is rotatably matched on the eccentric shaft; a positioning plate for the hanger mounting base to lock and match is fixed on the eccentric shaft. Compared with the prior art, the lifting type overhaul frame has the advantages of high transmission torque, labor-saving operation, self-locking performance, convenient and safe operation.
Description
Technical field
The utility model relates to the repairing frame that the dismounting such as engine, motor when maintenance places, and definite says a kind of lift repairing frame.
Background technology
The disassemble and assemble work of traditional motor, engine etc. is to carry out on fixed station, because the height of fixed platform is unadjustable, causes its operation that can not adapt to the maintainer of different heights, makes troubles to the dismounting maintenance of motor, engine etc.For realizing the liftable of inspection rack, existing way is to adopt cylinder, oil cylinder or furl steel wire cable etc. to realize lifting, adopt the often complex structure of lowering or hoisting gear of the lifting forms such as cylinder, hydraulic cylinder, cost is high, employing furls the lowering or hoisting gear of steel wire cable, there is operation inconvenience, and the low problem of security.
Summary of the invention
The deficiency existing for prior art, the purpose of this utility model is to provide a kind of Worm Wheel System that adopts to realize lifting, has driving torque large, and rapid operation is convenient, and has auto-lock function, safe lift repairing frame.
For achieving the above object, the utility model provides following technical scheme: a kind of lift repairing frame, include support and be assemblied in the elevating mechanism on support, it is characterized in that: described elevating mechanism includes the worm screw that is rotatably assorted on support and the turbine with worm engaging, described worm screw has the drive end that drives worm screw to rotate, described support is provided with rotating shaft, turbine fixed cover is located in rotating shaft, in described rotating shaft, be installed with the rotating disk rotating with rotating shaft, on described rotating disk, be installed with the eccentric shaft that departs from rotating shaft, on described eccentric shaft, be linked with hanger, hanger comprises the hanger body with mounting table, hanger body top is provided with hanger mount pad, hanger mount pad is rotatably assorted on eccentric shaft, on described eccentric shaft, be fixed with the positioning disk coordinating for hanger mount pad locking.
By adopting technique scheme, this lift repairing frame operation principle is: drive worm screw to rotate through the drive end of worm screw, the turbine rotation that the rotating drive of worm screw is engaged with, and then drive shaft is rotated, drive the dial rotation in rotating shaft, on rotating disk, eccentric shaft circles around the shaft, and then realizes the displacement of eccentric shaft short transverse, drive the hanger height displacement on eccentric shaft, realize mounting table lift adjustment, in adjustment process, because mount pad is for being rotatably assorted on eccentric shaft, under the self gravitation effect of hanger, hanger remains level, be in adjustment process, mount pad and eccentric shaft relatively rotate, after highly regulating, mount pad is locked to the positioning disk on eccentric shaft, be locked on eccentric shaft thereby realize after mount pad height regulates, the utility model adopts turbine and worm transmission to realize lifting, turbine and worm has decelerating effect, driving torque is large, transmission is stable, rapid operation is convenient, and the actuator of worm screw during as adjustment operation, the number of turns of its rotation is greater than the turbine rotation number of turns (the turbine rotation number of turns is equal to the number of turns that eccentric shaft rotates around the axis), be that worm screw is during compared with large rotation angle, hanger only has less height displacement, hanger height is regulated more accurate, steadily, operate safer, turbine and worm has auto-lock function, in adjustment operation process, operate safer.
The utility model is further set to: described hanger mount pad and hanger body removably connect, described eccentric shaft be provided with for hanger mount pad hang into annular positioning groove, hanger mount pad is provided with adaptation and snaps in the semicircle fitting recess in annular positioning groove, on the axial two side of described annular positioning groove, be equipped with the bearing groove of opening towards annular positioning groove, in bearing groove, be equipped with thrust ball bearing, the axial both ends of the surface of described hanger mount pad are extended with and stretch in bearing groove and the flange of compression fit on thrust ball bearing.
By adopting technique scheme, hanger mount pad and hanger body are detachable, so in actual use, can be according to the hanger of real electrical machinery or engine specifications select tape different size specification mounting table, operate more convenient, hanger mount pad is through annular positioning groove orientation assemble simultaneously, and be supported on eccentric shaft by semi-circular groove, supporting surface between eccentric shaft and hanger mount pad is large, flange on hanger mount pad embeds in bearing groove, realize hanger mount pad spacing on eccentric shaft, and between the axial two ends of annular positioning groove of hanger mount pad and eccentric shaft, thrust ball bearing is set, guarantee to be rotatably assorted between hanger mount pad and eccentric shaft reliable.
The utility model is further set to: the semicircle fitting recess diapire of described hanger mount pad is provided with oil groove, and hanger mount pad is provided with the pouring orifice that leads to oil groove, and pouring orifice is provided with plug.
By adopting technique scheme, improve lubricating between hanger mount pad and eccentric shaft, and the cleaning of the semicircle fitting recess of hanger mount pad.
The utility model is further set to: on described rotating disk for the assembling stand of rotating shaft assembling towards support one side shaft to being extended with bearing assemble hole seat, on described support, extend axially convex annular edge towards rotating disk one side for the rotating shaft supporting seat of supporting revolving shaft, convex annular is along stretching into formation bearing assemble chamber in the seat of bearing assemble hole, described bearing assemble is equipped with spring bearing in chamber, described spring bearing inner ring is assemblied in the convex annular of support along upper, and spring bearing outer ring is supported in the seat of bearing assemble hole.
By adopting technique scheme, after rotating disk is arranged in rotating shaft, and be supported on support through bearing, the location and installation of rotating disk is more solid and reliable, longer service life.
Below in conjunction with accompanying drawing, the utility model is further described.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model specific embodiment lift repairing frame;
Fig. 2 is the assembly structure schematic diagram of the utility model specific embodiment rotating disk, eccentric shaft and hanger mount pad;
Fig. 3 is the structural representation of the utility model specific embodiment hanger mount pad.
The specific embodiment
Referring to accompanying drawing 1, to accompanying drawing 3, the disclosed a kind of lift repairing frame of the utility model, includes support 1 and is assemblied in the elevating mechanism on support 1.Described elevating mechanism includes the worm screw 2 being rotatably assorted on support 1 and the turbine 3 engaging with worm screw 2, described worm screw 2 has the drive end that drives worm screw 2 to rotate, described support 1 is provided with rotating shaft 4, turbine 3 fixed covers are located in rotating shaft 4, in described rotating shaft 4, be installed with the rotating disk 5 rotating with rotating shaft 4, on described rotating disk 5, be installed with the eccentric shaft 6 that departs from rotating shaft 4, on described eccentric shaft 6, be linked with hanger 7, hanger 7 comprises the hanger body 71 with mounting table 711, hanger body 71 tops are provided with hanger mount pad 72, hanger mount pad 72 is rotatably assorted on eccentric shaft 6, on described eccentric shaft 6, be fixed with the positioning disk 61 coordinating for hanger mount pad 72 lockings, positioning disk 61 is disk, positioning disk 61 is provided with the dowel hole 611 of circumferential arrangement, on hanger mount pad 72, be provided with positioning disk 61 on the pin hole 721 of dowel hole 611 corresponding matching.Wherein support 1 adopts hollow square column, the turbine and worm assembling of easy of rise mechanism, and support 1 directly fixes on the ground through bolt.Support 1 is provided with the worm screw axle bed for worm screw 2 two ends orientation assembles, and worm screw 2 is assemblied on worm screw axle bed, and the drive end of worm screw 2 can be installed handwheel 8, realize manual operation, or connection drive motors, realize automatic operation, the preferential handwheel 8 that adopts in this specific embodiment.On support 1, be also provided with the rotating shaft supporting seat assembling for rotating shaft 4, rotating shaft 4 is assemblied on rotating shaft supporting seat; On rotating disk 5, be provided with the assembling stand 51 assembling for rotating shaft 4, in this specific embodiment, the assembling stand on rotating disk 5 is provided with spline, is provided with the spline tooth coordinating with spline in rotating shaft 4, realize like this spline fitted, realize the reliable fixed conveyor of rotating disk 5 and rotating shaft 4; For making the location and installation of rotating disk 5 firm, the assembling stand assembling for rotating shaft 4 on rotating disk 5 towards support 1 one side shafts to being extended with bearing assemble hole seat 51, on described support 1, extend axially convex annular along 11 towards rotating disk 5 one sides for the rotating shaft supporting seat of supporting revolving shaft 4, convex annular stretches into the interior formation bearing assemble of bearing assemble hole seat 51 chamber along 11, described bearing assemble is equipped with spring bearing 12 in chamber, the convex annular that described spring bearing 12 inner rings are assemblied in support 1 is along on 11, and spring bearing 12 outer rings are supported in bearing assemble hole seat 51; Rotating disk 5 not only obtains rotating shaft 4 and supports, and also obtains the support of support 1, and the installation of rotating disk 5 is more firm, rotates more reliable.According to people's height ratio, the distance between described eccentric shaft 6 and rotating shaft 4 is 0.2 ~ 0.25m.Realizing hanger 7 is highly the adjustable range of 0.4 ~ 0.5m, realistic height adjustment range.
Described hanger mount pad 72 removably connects with hanger body 71; Described eccentric shaft 6 be provided with for hanger mount pad 72 hang into annular positioning groove 62, hanger mount pad 72 is provided with adaptation and snaps in the semicircle fitting recess 722 in annular positioning groove 62; Described annular positioning groove 62 is equipped with the bearing groove 621 of opening towards annular positioning groove 722 on axial two side, in bearing groove 621, be equipped with thrust ball bearing 63, the axial both ends of the surface of described hanger mount pad 72 are extended with and stretch in bearing groove 621 and the flange 723 of compression fit on thrust ball bearing 63.Realize the reliable orientation assemble of hanger mount pad 72 on eccentric shaft 6, and hanger mount pad 72 rotates flexibly.On the semicircle fitting recess diapire of described hanger mount pad 72, be provided with oil groove 724, oil groove 724 adopts I-shaped, and the arc that comprises two ends props up groove and the straight trough that is connected two arcs and props up groove, and so semicircle fitting recess 722 all can be lubricated; On hanger mount pad 72, be provided with the pouring orifice 725 that leads to oil groove 724, pouring orifice 725 is provided with plug 726.Be provided with hanging scroll 727 in the axial both ends of the surface of hanger mount pad 72, hanger body 71 includes upper arm and is arranged on the mounting table 711 of upper arm below, upper arm upper end is provided with hanging hole, and the hanging hole of hanger body 71 is mounted on the hanging scroll 727 of hanger mount pad 72, and is locked through nut.
For making the firm of rotating disk 5, conventionally be positioned at the rotating shaft supporting seat of installing for rotating shaft and be provided with triangle for the seat place of eccentric shaft assembling at rotating disk 5 and strengthen convex tendon 52, the triangle that is surrounded with some outside radial distribution centered by the seat of rotating shaft supporting seat and eccentric shaft assembling is strengthened convex tendon, is provided with a circle reinforced protruding 53 at rotating disk 5 outward flanges.
Lift repairing frame operation principle of the present utility model is: as required, select suitable hanger body to be contained on hanger mount pad; Rotate handwheel, drive the turbine rotation that the rotating drive of worm screw rotation-worm screw is engaged with-and then drive shaft rotate-drive eccentric shaft on the dial rotation-rotating disk in rotating shaft and circle around the shaft, and then realize the displacement of eccentric shaft short transverse, drive the hanger height displacement on eccentric shaft, realize mounting table lift adjustment; In adjustment process, because mount pad is for being rotatably assorted on eccentric shaft, under the self gravitation effect of hanger, hanger remains level, and, in adjustment process, mount pad and eccentric shaft relatively rotate.After highly having regulated, latch is inserted in the pin hole of mount pad, and pass the dowel hole of positioning disk, hanger mount pad is locked to the positioning disk on eccentric shaft, complete highly and regulate.Advantage of the present utility model is: 1) adopt turbine and worm transmission to realize lifting, turbine and worm has decelerating effect, and driving torque is large, and transmission is stable, and rapid operation is convenient; 2) actuator when worm screw is as adjustment operation, the number of turns of its rotation is greater than the turbine rotation number of turns (the turbine rotation number of turns is equal to the number of turns that eccentric shaft rotates around the axis), be that worm screw is during compared with large rotation angle, hanger only has less height displacement, hanger height is regulated more accurate, steadily, operate safer; 3) turbine and worm has auto-lock function, in adjustment operation process, operates safer.
Claims (4)
1. a lift repairing frame, include support and be assemblied in the elevating mechanism on support, it is characterized in that: described elevating mechanism includes the worm screw that is rotatably assorted on support and the turbine with worm engaging, described worm screw has the drive end that drives worm screw to rotate, described support is provided with rotating shaft, turbine fixed cover is located in rotating shaft, in described rotating shaft, be installed with the rotating disk rotating with rotating shaft, on described rotating disk, be installed with the eccentric shaft that departs from rotating shaft, on described eccentric shaft, be linked with hanger, hanger comprises the hanger body with mounting table, hanger body top is provided with hanger mount pad, hanger mount pad is rotatably assorted on eccentric shaft, on described eccentric shaft, be fixed with the positioning disk coordinating for hanger mount pad locking.
2. lift repairing frame according to claim 1, it is characterized in that: described hanger mount pad and hanger body removably connect, described eccentric shaft be provided with for hanger mount pad hang into annular positioning groove, hanger mount pad is provided with adaptation and snaps in the semicircle fitting recess in annular positioning groove, on the axial two side of described annular positioning groove, be equipped with the bearing groove of opening towards annular positioning groove, in bearing groove, be equipped with thrust ball bearing, the axial both ends of the surface of described hanger mount pad are extended with and stretch in bearing groove and the flange of compression fit on thrust ball bearing.
3. lift repairing frame according to claim 2, is characterized in that: the semicircle fitting recess diapire of described hanger mount pad is provided with oil groove, and hanger mount pad is provided with the pouring orifice that leads to oil groove, and pouring orifice is provided with plug.
4. according to lift repairing frame described in claim 2 or 3, it is characterized in that: on described rotating disk for the assembling stand of rotating shaft assembling towards support one side shaft to being extended with bearing assemble hole seat, on described support, extend axially convex annular edge towards rotating disk one side for the rotating shaft supporting seat of supporting revolving shaft, convex annular is along stretching into formation bearing assemble chamber in the seat of bearing assemble hole, described bearing assemble is equipped with spring bearing in chamber, described spring bearing inner ring is assemblied in the convex annular of support along upper, and spring bearing outer ring is supported in the seat of bearing assemble hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320865990.6U CN203679652U (en) | 2013-12-25 | 2013-12-25 | Lifting type overhaul frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320865990.6U CN203679652U (en) | 2013-12-25 | 2013-12-25 | Lifting type overhaul frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203679652U true CN203679652U (en) | 2014-07-02 |
Family
ID=51001611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320865990.6U Expired - Fee Related CN203679652U (en) | 2013-12-25 | 2013-12-25 | Lifting type overhaul frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203679652U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114603644A (en) * | 2022-04-14 | 2022-06-10 | 安徽省科晟生态木装饰材料有限公司 | Portable liftable bamboo plank planing device |
| CN114659411A (en) * | 2022-04-08 | 2022-06-24 | 杭州富凌科技有限公司 | Movable type moving target capable of rotating in various ways |
-
2013
- 2013-12-25 CN CN201320865990.6U patent/CN203679652U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114659411A (en) * | 2022-04-08 | 2022-06-24 | 杭州富凌科技有限公司 | Movable type moving target capable of rotating in various ways |
| CN114603644A (en) * | 2022-04-14 | 2022-06-10 | 安徽省科晟生态木装饰材料有限公司 | Portable liftable bamboo plank planing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20140702 Termination date: 20191225 |