CN203679503U - Lateral press roller worm gear case oil cylinder pressing device - Google Patents
Lateral press roller worm gear case oil cylinder pressing device Download PDFInfo
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- CN203679503U CN203679503U CN201320731694.7U CN201320731694U CN203679503U CN 203679503 U CN203679503 U CN 203679503U CN 201320731694 U CN201320731694 U CN 201320731694U CN 203679503 U CN203679503 U CN 203679503U
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- oil cylinder
- worm gear
- worm
- worm wheel
- gear case
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Abstract
The utility model discloses a lateral press roller worm gear case oil cylinder pressing device, which is used in the field of steel pipe manufacturing and welding and comprises a worm wheel reduction gearbox, an oil cylinder and a screw rod, wherein the oil cylinder is arranged at the back end of the worm wheel reduction gearbox, the screw rod is inserted in the worm wheel reduction gearbox and the oil cylinder in a penetrating way, the worm wheel reduction gearbox comprises a worm wheel case body, a worm wheel, a worm rod and a speed reduction motor, the worm wheel is arranged in the worm wheel case body, the worm rod is engaged with the worm wheel, the speed reduction motor drives the worm rod to rotate, a worm wheel shaft connected with the screw rod through screw threads is arranged inside the worm wheel, a connecting spline is arranged between the worm wheel shaft and the worm wheel, the oil cylinder comprises an oil cylinder box body and a piston arranged in the oil cylinder box body, and a piston rod is fastened, connected and provided with a piston rod which extends into the worm wheel case body and can push the worm wheel shaft to forwards and backwards move. In the use process, the speed reduction motor drives the worm rod, the worm wheel and the worm wheel shaft to drive the screw rod to do linear movement, during the seam combination, the oil cylinder works, and the screw rod is pushed to forwards and backwards move for clamping or releasing a steel pipe. The lateral press roller worm gear case oil cylinder pressing device has the advantages that the worm wheel and the oil cylinder are adopted for realizing duplex regulation and control, the stability is good, the regulation is convenient, and the seam combination quality of the steel pipe is greatly improved.
Description
Technical field
The utility model, for steel pipe manufacture and welding field, particularly relates to a kind of side pressure roller worm gear case oil cylinder gag.
Background technology
At present, in the production and processing of vertical masonry joint submerged arc welding steel pipe, Prewelding machine is the key equipment on vertical masonry joint submerged arc welding pipe production line, prewelding is the important ring in tube-making process, it can directly have influence on product quality and the production efficiency of vertical masonry joint submerged-arc welding welded tube, very important effect is played in the control of the joint close of the each side pressure roller of Prewelding machine to steel pipe, require each side pressure roller easy to adjust, fast, compress safe and reliable, the compacted form of common Prewelding machine side pressure roller has: the directly driving of the oil cylinder by large stroke, drive running roller seat and running roller by pipe joint close, the size of steel pipe specification is adjusted by the stroke of oil cylinder, its shortcoming is because the guiding location comparison of piston rod in oil cylinder is little, and the diameter of piston rod is little, when piston rod stretches out when oversize, its stability is poor, the stroke of oil cylinder is adjusted inconvenient, thereby affect the joint close quality of steel pipe.
Utility model content
For addressing the above problem, the utility model provides a kind of good stability, the side pressure roller worm gear case oil cylinder gag that stroke is easy to adjust.
The utility model solves the technical scheme that its technical problem adopts: a kind of side pressure roller worm gear case oil cylinder gag, comprise worm gear reducer, be located at the oil cylinder of worm gear reducer box back and intert at worm gear reducer and in-oil cylinder screw mandrel, worm gear reducer comprises worm gear case, be located at the worm gear in worm gear case, the worm screw engaging with worm gear and the reducing motor that drives worm screw to rotate, the inside of worm gear is provided with the worm-wheel shaft being connected with wire rod thread, between worm-wheel shaft and worm gear, be provided with and be connected spline, oil cylinder comprises oil cylinder casing and is located at the piston in oil cylinder casing, be fastenedly connected to be provided with piston and probe into worm gear case and can promote the piston rod that worm-wheel shaft seesaws.
Be further used as the improvement of technical solutions of the utility model, in worm gear case, be provided with the first taper roll bearing and the second taper roll bearing that support respectively worm gear and worm screw.
Be further used as the improvement of technical solutions of the utility model, piston rod is the hollow stem that is enclosed within screw mandrel outside.
Be further used as the improvement of technical solutions of the utility model, the protecgulum that worm gear case comprises cylindrical shell, is located at cylinder back-end and pushes down the bearing gland of described the first taper roll bearing and is located at barrel front end and is fastenedly connected with oil cylinder, bearing gland is provided with the first through hole passing for screw mandrel, is provided with the guide pin bushing that is fastenedly connected and entangles screw mandrel with described bearing gland in the first through hole.
Be further used as the improvement of technical solutions of the utility model, protecgulum is provided with the second through hole penetrating for piston rod, is provided with the front guide pin bushing that entangles piston rod in the second through hole, and the inner side of protecgulum is provided with leading cover is pressed on to the front gland on protecgulum.
Be further used as the improvement of technical solutions of the utility model, between piston rod and worm-wheel shaft, be provided with worm-wheel shaft front end-plate and worm-wheel shaft front end-plate be pressed on to the oil cylinder gland of piston rod rear end.
Be further used as the improvement of technical solutions of the utility model, oil cylinder casing comprises the cylinder barrel being fastenedly connected with protecgulum and is located at the bonnet of cylinder barrel front end, bonnet is provided with the third through-hole passing for piston rod, in third through-hole, be provided with the rear guide pin bushing that entangles piston rod, the outside of bonnet is provided with rear guide pin bushing is pressed on to the rear pressing cover on bonnet.
Be further used as the improvement of technical solutions of the utility model, the rear side of oil cylinder is provided with holder, and holder is provided with magnetostrictive displacement sensor.
The beneficial effects of the utility model: this side pressure roller worm gear case oil cylinder gag in use, side pressure roller is arranged on to the outer end of screw mandrel, reducing motor drives worm screw, worm-drive, worm-wheel shaft rotates with worm gear, by the internal thread of worm-wheel shaft, make screw mandrel do rectilinear motion, in the time that seam is fited in needs side pressure roll-in, oil cylinder work, piston rod with piston and drive worm-wheel shaft and screw mandrel do before, rear motion, make side pressure roller can clamp and unclamp steel pipe, the utility model adopts the dual regulation and control of worm gear reducer and oil cylinder, good stability, easy to adjust, can greatly improve the joint close quality of steel pipe.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Fig. 1 is the utility model example structure schematic diagram;
Fig. 2 is A-A place structure cutaway view in Fig. 1;
Fig. 3 is B-B place structure cutaway view in Fig. 2;
Fig. 4 is C-C place structure cutaway view in Fig. 2.
The specific embodiment
With reference to Fig. 1～Fig. 4, the utility model provides a kind of side pressure roller worm gear case oil cylinder gag, comprise worm gear reducer 1, the screw mandrel 3 that is located at the oil cylinder 2 of worm gear reducer 1 rear end and interts in worm gear reducer 1 and oil cylinder 2, screw mandrel 3 is provided with T-shaped external screw thread, worm gear reducer 1 comprises worm gear case, be located at the worm gear 11 in worm gear case, the worm screw 12 engaging with worm gear 11 and the reducing motor 13 that drives worm screw 12 to rotate, the inside of worm gear 11 is provided with the worm-wheel shaft 14 being threaded with screw mandrel 3, between worm-wheel shaft 14 and worm gear 11, be provided with and be connected spline 15, worm-wheel shaft 14 is with side to be provided with external splines groove, inside is provided with the T-shaped internal thread engaging with screw mandrel 3, worm gear 11 is connected by spline 15 with worm-wheel shaft 14, worm-wheel shaft 14 can slide with screw mandrel 3 front and back.Oil cylinder 2 comprises oil cylinder casing and is located at the piston 21 in oil cylinder casing, is fastenedly connected to be provided with probe into worm gear case and can promote the piston rod 22 that worm-wheel shaft 14 seesaws with piston 21.
This side pressure roller worm gear case oil cylinder gag in use, side pressure roller is arranged on to the outer end of screw mandrel 3, reducing motor 13 drives worm screw 12, worm gear 11 transmissions, worm-wheel shaft 14 rotates with worm gear 11, by the internal thread of worm-wheel shaft 14, make screw mandrel 3 do rectilinear motion, in the time that seam is fited in needs side pressure roll-in, oil cylinder 2 is worked, piston rod 22 is with piston 21 and drive worm-wheel shaft 14 and before screw mandrel 3 does, rear motion, make side pressure roller can clamp and unclamp steel pipe, the utility model adopts the dual regulation and control of worm gear reducer 1 and oil cylinder 2, good stability, easy to adjust, can greatly improve the joint close quality of steel pipe.
In worm gear case, be provided with the first taper roll bearing 16 and the second taper roll bearing 17 that support respectively worm gear 11 and worm screw 12.Piston rod 22 is for being enclosed within the hollow stem in screw mandrel 3 outsides.The protecgulum 43 that worm gear case comprises cylindrical shell 41, is located at cylindrical shell 41 rear ends and pushes down the bearing gland 42 of the first taper roll bearing 16 and be located at cylindrical shell 41 front ends and be fastenedly connected with oil cylinder 2, bearing gland 42 is provided with the first through hole passing for screw mandrel 3, is provided with the guide pin bushing 44 that is fastenedly connected and entangles screw mandrel 3 with bearing gland 42 in the first through hole.
Concrete, worm gear 11 is arranged in worm gear case by the first taper roll bearing 16, then is fixed on worm gear case by soket head cap screw by bearing gland 42, and guide pin bushing 44 is fixed on bearing gland 42 by soket head cap screw.Worm screw 12 is arranged in worm gear case by the second taper roll bearing 17, then is fixed on worm gear case by soket head cap screw by the forward and backward end cap of worm screw 12, and reducing motor 13 is fixed on worm screw drive end bearing bracket by soket head cap screw.
Protecgulum 43 is provided with the second through hole penetrating for piston rod 22, is provided with the front guide pin bushing 45 that entangles piston rod 22 in the second through hole, and the inner side of protecgulum 43 is provided with front guide pin bushing 45 is pressed on to the front gland 46 on protecgulum 43.Between piston rod 22 and worm-wheel shaft 14, be provided with worm-wheel shaft front end-plate 47 and worm-wheel shaft front end-plate 47 be pressed on to the oil cylinder gland 48 of piston rod 22 rear ends.Oil cylinder casing comprises the cylinder barrel 51 being fastenedly connected with protecgulum 43 and the bonnet 52 that is located at cylinder barrel 51 front ends, bonnet 52 is provided with the third through-hole passing for piston rod 22, in third through-hole, be provided with the rear guide pin bushing 53 that entangles piston rod 22, the outside of bonnet 52 is provided with rear guide pin bushing 53 is pressed on to the rear pressing cover 54 on bonnet 52.The rear side of oil cylinder 2 is provided with holder 6, and holder 6 is provided with magnetostrictive displacement sensor 61.
Concrete, protecgulum 43 is fixed on cylinder barrel 51 by soket head cap screw, front gland 46 is fixed on front guide pin bushing 45 on protecgulum 43 by soket head cap screw, piston rod 22 is threaded with piston 21, bonnet 52 is fixed on cylinder barrel 51 by soket head cap screw, rear pressing cover 54 is fixed on rear guide pin bushing 53 on bonnet 52 by soket head cap screw, oil cylinder gland 48 is connected by soket head cap screw piston rod 22 with worm-wheel shaft front end-plate 47, holder 6 is fixed on rear pressing cover 54 by soket head cap screw, and magnetostrictive displacement sensor 61 is threaded with holder 6.Magnetostrictive displacement sensor 61 is for determining the travel distance of screw mandrel 3, and convenience is for the accurate adjustment of screw mandrel 3 move distances.
Certainly, the invention is not limited to above-mentioned embodiment, those of ordinary skill in the art also can make equivalent variations or replacement under the prerequisite without prejudice to the utility model spirit, and the modification that these are equal to or replacement are all included in the application's claim limited range.
Claims (8)
1. a side pressure roller worm gear case oil cylinder gag, it is characterized in that: comprise worm gear reducer, be located at the oil cylinder of described worm gear reducer box back and intert at described worm gear reducer and in-oil cylinder screw mandrel, described worm gear reducer comprises worm gear case, be located at the worm gear in described worm gear case, the worm screw engaging with described worm gear and the reducing motor that drives described worm screw to rotate, the inside of described worm gear is provided with the worm-wheel shaft being connected with described wire rod thread, between described worm-wheel shaft and worm gear, be provided with and be connected spline, described oil cylinder comprises oil cylinder casing and is located at the piston in described oil cylinder casing, be fastenedly connected to be provided with described piston and probe into described worm gear case and can promote the piston rod that described worm-wheel shaft seesaws.
2. side pressure roller worm gear case oil cylinder gag according to claim 1, is characterized in that: in described worm gear case, be provided with the first taper roll bearing and the second taper roll bearing that support respectively worm gear and worm screw.
3. side pressure roller worm gear case oil cylinder gag according to claim 2, is characterized in that: described piston rod is the hollow stem that is enclosed within described screw mandrel outside.
4. side pressure roller worm gear case oil cylinder gag according to claim 3, it is characterized in that: the protecgulum that described worm gear case comprises cylindrical shell, is located at described cylinder back-end and pushes down the bearing gland of described the first taper roll bearing and be located at described barrel front end and be fastenedly connected with oil cylinder, described bearing gland is provided with the first through hole passing for screw mandrel, in described the first through hole, is provided with the guide pin bushing that is fastenedly connected and entangles described screw mandrel with described bearing gland.
5. side pressure roller worm gear case oil cylinder gag according to claim 4, it is characterized in that: described protecgulum is provided with the second through hole penetrating for piston rod, in described the second through hole, be provided with the front guide pin bushing that entangles described piston rod, the inner side of described protecgulum is provided with leading cover is pressed on to the front gland on protecgulum.
6. side pressure roller worm gear case oil cylinder gag according to claim 4, is characterized in that: between described piston rod and worm-wheel shaft, be provided with worm-wheel shaft front end-plate and described worm-wheel shaft front end-plate be pressed on to the oil cylinder gland of piston rod rear end.
7. side pressure roller worm gear case oil cylinder gag according to claim 5, it is characterized in that: described oil cylinder casing comprises the cylinder barrel being fastenedly connected with protecgulum and is located at the bonnet of described cylinder barrel front end, described bonnet is provided with the third through-hole passing for piston rod, in described third through-hole, be provided with the rear guide pin bushing that entangles described piston rod, the outside of described bonnet is provided with rear guide pin bushing is pressed on to the rear pressing cover on bonnet.
8. according to the side pressure roller worm gear case oil cylinder gag described in claim 1～7 any one, it is characterized in that: the rear side of described oil cylinder is provided with holder, described holder is provided with magnetostrictive displacement sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320731694.7U CN203679503U (en) | 2013-11-18 | 2013-11-18 | Lateral press roller worm gear case oil cylinder pressing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320731694.7U CN203679503U (en) | 2013-11-18 | 2013-11-18 | Lateral press roller worm gear case oil cylinder pressing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203679503U true CN203679503U (en) | 2014-07-02 |
Family
ID=51001462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320731694.7U Expired - Fee Related CN203679503U (en) | 2013-11-18 | 2013-11-18 | Lateral press roller worm gear case oil cylinder pressing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203679503U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113171641A (en) * | 2021-04-19 | 2021-07-27 | 河南锐实达分离设备科技股份有限公司 | Electric lifting device |
-
2013
- 2013-11-18 CN CN201320731694.7U patent/CN203679503U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113171641A (en) * | 2021-04-19 | 2021-07-27 | 河南锐实达分离设备科技股份有限公司 | Electric lifting 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 |
Granted publication date: 20140702 Termination date: 20171118 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |