CN2660224Y - Double worm-gear, double worm turnover fixture - Google Patents
Double worm-gear, double worm turnover fixture Download PDFInfo
- Publication number
- CN2660224Y CN2660224Y CNU2003201057061U CN200320105706U CN2660224Y CN 2660224 Y CN2660224 Y CN 2660224Y CN U2003201057061 U CNU2003201057061 U CN U2003201057061U CN 200320105706 U CN200320105706 U CN 200320105706U CN 2660224 Y CN2660224 Y CN 2660224Y
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- China
- Prior art keywords
- worm
- gear
- screw
- twin
- worm gear
- 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.)
- Expired - Fee Related
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Abstract
A double worm wheel and worm turnover mechanism includes a chassis, a hinged hole on the external wall of the chassis, a lead screw and lead nut lifting device arranged in the chassis and a double worm wheel and worm drive device connected through a gear. The lead nut is jointed with a gear, one end of the lead screw extends out of the chassis and the end of the lead screw extending out of the chassis is provided with a hinged hole. The double worm wheel and worm drive device is connected with an electric worm wheel and worm as well as a manual worm wheel and worm; the worm of the electric worm wheel and worm extends out of the chassis, connected with a motor; the worm wheel of the manual worm wheel and worm is connected with a handle outside the chassis; a worm wheel of the electric worm wheel and worm as well as the manual worm wheel and worm is connected with a gear of same axle with the worm wheel; the gear of same axle with the worm wheel is meshed with a gear of same axle with the lead nut; and the chassis is provided with a holl revolution controller to control the distance of the lead nut. The utility model of lifting device uses the worm wheel and worm to drive the lead screw and the lead nut, with the advantages of simple structure, low production cost and convenient maintenance.
Description
Technical field
The utility model relates to lowering or hoisting gear and its drive unit of a kind of upender, particularly a kind of upender.
Background technique
Machinery mostly is covered with cover outward, motor as truck is covered with the cover that is connected with operator cabin, cover will overturn when maintenance, expose motor so that maintenance, be the upset cover, be connected with upender between the frame of machinery and cover, upender has lowering or hoisting gear and its drive unit.Hydraulic pressure turn-over device is arranged in the prior art, and the lowering or hoisting gear of hydraulic pressure turn-over device is an oil hydraulic cylinder, and drive unit is a hydraulic station.This hydraulic pressure turn-over device complex structure, cost is higher, the maintenance trouble.
Summary of the invention
The purpose of this utility model is in order to overcome above-mentioned deficiency, proposes a kind of simple in structurely, and cost is lower, and upset cover easy to maintenance is with two worm gear twin worm upenders.
The utility model is realized with the following method.
Two worm gear twin worm upenders have casing, outer wall location at the bottom of the casing is connected with articulated slab, hinging hole is arranged on the articulated slab, leading screw screw lowering or hoisting gear and the two worm gear twin worm drive units that link to each other with gear with leading screw screw lowering or hoisting gear are arranged in the casing, screw is with the bearing coaxial with screw, the outer bearing support location of screw is connected in the casing, screw also is with the gear coaxial with screw, one end of leading screw stretches out outside the casing top, leading screw stretches out the outer end in casing top hinging hole, two worm gear twin worm drive units have continuous electronic worm and gear and manual worm gear worm screw, the worm screw of electronic worm and gear stretches out outside the casing, the worm screw that stretches out the outer electronic worm and gear of casing is connected with motor, the worm-wheel shaft of manual worm gear worm screw has handle interface, on the casing at handle interface place handle hole is arranged, have a worm gear to be connected with the gear coaxial with this worm gear in electronic worm and gear and the manual worm gear worm screw, the gear coaxial with the coaxial gear of worm gear and above-mentioned and screw is meshed.
During use, hinging hole at the bottom of the casing on the outer wall articulated slab and leading screw stretch out the hinging hole of the outer end in casing top, are hinged with the hinging hole on hinging shaft and frame and the cover respectively, open motor or shake handle, can drive the leading screw lifting, the turning cover of leading screw lifting makes the cover folding.
The utility model drives leading screw screw lowering or hoisting gear with worm and gear, and simple in structure, cost is lower, and is easy to maintenance.
Below in conjunction with accompanying drawing, the utility model is further described.
Description of drawings
Fig. 1 is that schematic representation cuts open in the master office of looking of two worm gear twin worm upenders;
Fig. 2 is that schematic representation cuts open in the master office of looking of coaxial pair of worm gear twin worm upender.
Embodiment
Among Fig. 1, two worm gear twin worm upenders have casing 1, outer wall location at the bottom of the casing is connected with articulated slab 2, hinging hole 3 is arranged on the articulated slab, leading screw 4 screws 5 lowering or hoisting gears and the two worm gear twin worm drive units that link to each other with gear with leading screw screw lowering or hoisting gear are arranged in the casing, screw is with the gear 6 coaxial with screw outward, one end of leading screw stretches out outside the casing top, leading screw stretches out the outer end in casing top hinging hole 7, electronic worm gear 9 worm screws 10 and manual worm gear 11 worm screws 12 that the useful worm gear 8 of two worm gear twin worm drive units links to each other, the worm screw of electronic worm and gear stretches out outside the casing, the worm screw that stretches out the outer electronic worm and gear of casing is connected with drive motor 19, the worm-wheel shaft of manual worm gear worm screw has handle interface, handle hole 13 is arranged on the casing at handle interface place, worm gear in the electronic worm and gear is connected with the gear 14 coaxial with this worm gear, and the gear coaxial with the coaxial gear of worm gear and above-mentioned and screw is meshed.
The electronic worm and gear of above-mentioned pair of worm gear twin worm drive unit is to link to each other with worm gear with the manual worm gear worm screw.The electronic worm and gear of two worm gear twin worm drive units links to each other with the also available coaxial worm of manual worm gear worm screw.Among Fig. 2, the electronic worm and gear of two worm gear twin worm drive units and the worm screw of manual worm gear worm screw are coaxial worms 15.
The leading screw screw of above-mentioned leading screw screw lowering or hoisting gear can be common leading screw screw, also can be the ball screw screw.
In order to control the stroke of leading screw, two worm gear twin worm upenders have can travel control device, travel control device can be Hall tachometer generator, magnetoelectricity tachometer generator or photoelectricity tachometer generator, above-mentioned tachometer generator can be installed in the rotatable parts of two worm gear twin worm drive units as wheel, next to axis, correspondingly answers location and installation magnet piece or retroreflective sheet in order to cooperate different tachometer generators to be installed on wheel, axle.Among Fig. 1, Fig. 2, location and installation has magnet piece or retroreflective sheet 16 on the worm-wheel shaft in the electronic worm and gear.Magnet piece or retroreflective sheet be driving worm gear, worm-wheel shaft, the worm screw of location and installation in two worm gear twin worm upenders also, on lifting worm gear, driving gear or the motor shaft.
Claims (6)
1. two worm gear twin worm upender, it is characterized in that: casing is arranged, outer wall location at the bottom of the casing is connected with articulated slab, hinging hole is arranged on the articulated slab, leading screw screw lowering or hoisting gear and the two worm gear twin worm drive units that link to each other with gear with leading screw screw lowering or hoisting gear are arranged in the casing, screw is with the gear coaxial with screw outward, one end of leading screw stretches out outside the casing top, leading screw stretches out the outer end in casing top hinging hole, two worm gear twin worm drive units have continuous electronic worm and gear and manual worm gear worm screw, the worm screw of electronic worm and gear stretches out outside the casing, the worm screw that stretches out the outer electronic worm and gear of casing is connected with drive motor, the worm-wheel shaft of manual worm gear worm screw has handle interface, on the casing at handle interface place handle hole is arranged, have a worm gear to be connected with the gear coaxial with this worm gear in electronic worm and gear and the manual worm gear worm screw, the gear coaxial with the coaxial gear of worm gear and above-mentioned and screw is meshed.
2. by described pair of worm gear twin worm of claim 1 upender, it is characterized in that: be connected with worm gear between the electronic worm and gear of described pair of worm gear twin worm drive unit and the worm screw of manual worm gear worm screw.
3. by described pair of worm gear twin worm of claim 1 upender, it is characterized in that: the electronic worm and gear of described pair of worm gear twin worm drive unit and the worm screw of manual worm gear worm screw are coaxial worms.
4. by claim 1,2 or 3 described pairs of worm gear twin worm upenders, it is characterized in that: described leading screw screw is the ball screw screw.
5. by claim 1,2 or 3 described pairs of worm gear twin worm upenders, it is characterized in that: driving worm gear, worm-wheel shaft, the worm screw of described pair of worm gear twin worm upender, location and installation has magnet piece or retroreflective sheet on lifting worm gear, driving gear or the motor shaft.
6. by described pair of worm gear twin worm of claim 4 upender, it is characterized in that: driving worm gear, worm-wheel shaft, the worm screw of described pair of worm gear twin worm upender, location and installation has magnet piece or retroreflective sheet on lifting worm gear, driving gear or the motor shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2003201057061U CN2660224Y (en) | 2003-12-01 | 2003-12-01 | Double worm-gear, double worm turnover fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2003201057061U CN2660224Y (en) | 2003-12-01 | 2003-12-01 | Double worm-gear, double worm turnover fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2660224Y true CN2660224Y (en) | 2004-12-01 |
Family
ID=34341333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2003201057061U Expired - Fee Related CN2660224Y (en) | 2003-12-01 | 2003-12-01 | Double worm-gear, double worm turnover fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2660224Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102758881A (en) * | 2011-04-28 | 2012-10-31 | 张维国 | Mechanical grouped worm and worm gear transmission device |
| CN103147735A (en) * | 2013-02-05 | 2013-06-12 | 西安思坦仪器股份有限公司 | Motor-driven type releaser |
-
2003
- 2003-12-01 CN CNU2003201057061U patent/CN2660224Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102758881A (en) * | 2011-04-28 | 2012-10-31 | 张维国 | Mechanical grouped worm and worm gear transmission device |
| CN103147735A (en) * | 2013-02-05 | 2013-06-12 | 西安思坦仪器股份有限公司 | Motor-driven type releaser |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |