CN202087596U - Lifting roller table device mounted at exit of tube knock-out machine - Google Patents
Lifting roller table device mounted at exit of tube knock-out machine Download PDFInfo
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- CN202087596U CN202087596U CN201120185354XU CN201120185354U CN202087596U CN 202087596 U CN202087596 U CN 202087596U CN 201120185354X U CN201120185354X U CN 201120185354XU CN 201120185354 U CN201120185354 U CN 201120185354U CN 202087596 U CN202087596 U CN 202087596U
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- crossbeam
- roller
- centering
- roller table
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Abstract
The utility model provides a lifting roller table device mounted at the exit of a tube knock-out machine and relates to tube knock-out machines. The utility model solves the problems in the prior art, such as unreasonable structure, poor quality of steel tubes and complex adjustment of roller tables. The lifting roller table device comprises a roller table assembly, a cross beam, a guide device, a lifting device and a pedestal, wherein a guide sleeve of the guide device is fixed on a welded bushing of the cross beam and passes through a welded bushing of the pedestal, a motor of the lifting device is connected with a left bevel gear box, the left bevel gear box is connected with a right bevel gear box, worm-gear screw lifters are connected in series on the shafts which extend from the left and the right bevel gear boxes, ejectors are arranged on the worm-gear screw lifters and in contact with press plates which are fixed on the cross beam, a horizontal alignment device is arranged on the cross beam, and a roller table locking device is arranged on the pedestal. The lifting roller table device has a simple structure; provides convenience for adjusting the roller table; and allows mechanical synchronization of the worm-gear screw lifters, the horizontal alignment device and the roller table locking device, to ensure the quality of steel tubes and increase the service life of the equipment.
Description
Technical field
The utility model relates to rolling machinery, particularly the winding arbor extraction press in the seamless steel pipe equipment for continuously rolling.
Background technology
Winding arbor extraction press is the key equipment in the seamless steel pipe rolling mill group.The technology purpose of winding arbor extraction press: the one, to hollow forging correction, sizing; The 2nd, hollow forging is deviate from from plug, finish and take off pipe.Therefore, the outlet of winding arbor extraction press must be equipped with rise and fall roller, by adjusting the roll surface absolute altitude, satisfies the technological requirement of rolling different size steel pipe.
At present, existing winding arbor extraction press exit lifting roller-way, employing be linkage.As Fig. 1, shown in 2, the roller-way assembling 1 of described rise and fall roller is fixed on two crossbeams 2, the lever 9-1 of the hinged seat of crossbeam 2 and leverage 9 is hinged by bearing pin, linkage 8 is combined by 3 sections different connecting rod assembling 8-1, every section connecting rod assembling is by 1 left-handed nut, 1 right-handed nut, 1 gonnecting rod body (there is the screw thread of different rotation directions at the gonnecting rod body two ends), 1 fittings body is assembled, leverage 9 and linkage 8 are connected by bearing pin, link to each other by pull bar 10 with leverage 9 by motor-driven worm gear screw elevator 4-3, the lowering or hoisting gear 4 that contains worm gear screw elevator and drive motors is fixed on the base 7, leads by the guider 3 of leading truck 3-4 in the both sides of two crossbeams 2.
Existing winding arbor extraction press exit lifting roller-way, in adjustment process is installed, adjustment roll surface absolute altitude need assemble two end nuts by adjusting yoke to carry out, adjustment process is loaded down with trivial details, labor strength is big, efficient is low, adjusted in use, loosening easily between gonnecting rod body and the fittings body, cause connecting rod elongated, the roll surface absolute altitude is changed, directly influence contacting of steel pipe and roll surface, cause in the steel pipe unit length contact with roll surface to tail off, the span change greatly, cause the pipe deformation amount to strengthen, thereby influence pipe quality.Existing exit lifting roller-way is in course of adjustment, and the screw rod of worm gear screw elevator bears very big radial load, has a strong impact on service life; When situation is serious, cause the screw rod distortion, the lift cisco unity malfunction.In addition, leading truck (Fig. 2) directly is fixed by bolts on the base, causes crossbeam bad to neutrality, makes steel pipe produce the phenomenon that wanders off at running, causes the hot finished steel pipe distortion, influences tube quality.
Summary of the invention
The purpose of this utility model is at the shortcoming that exists in the prior art, and a kind of winding arbor extraction press exit lifting roller-way device is provided, and solves the prior art unreasonable structure, and the hollow forging distortion influences tube quality in the course of work; The roller-way adjustment process is loaded down with trivial details, inefficient problem.
The utility model is achieved through the following technical solutions:
A kind of winding arbor extraction press exit lifting roller-way device, comprise: the roller-way assembling, crossbeam, guider, lowering or hoisting gear and base, described roller-way assembling equidistantly is installed on the described crossbeam, described guider is fixed on described crossbeam and the base, described lowering or hoisting gear is fixed on the described base, it is characterized in that: the guide pin bushing of described guider is fixed on the welded sleeve of described crossbeam, and pass the welded sleeve of described base, in the welded sleeve of described crossbeam and the welded sleeve of base lining is housed respectively, being interference fit between described lining and the described welded sleeve, is matched in clearance between described lining and the described guide pin bushing; Described lowering or hoisting gear comprises drive motors, the left angular wheel case, the worm gear screw elevator, the top, right bevel gear box, described motor links to each other by elastic dowel pin shaft coupling with described left angular wheel case, be connected by the intermediate sleeve drum-shaped tooth type shaft coupling between described left angular wheel case and the right bevel gear box, described left angular wheel case goes out the described worm gear screw elevator of connecting respectively on the direction of principal axis with right bevel gear box, link to each other by Hooks coupling universal coupling between two described worm gear screw elevators, described top is installed on the described worm gear screw elevator screw rod, and contacts with pressing plate on being fixed on described crossbeam; The horizontal centring device of being made up of centering hydraulic cylinder, centering top, centering screw bolt and nut is installed on the described crossbeam; The roller-way locking device of being made up of locking cylinder, connector and locked spacer is installed on the described base.
Described centering hydraulic cylinder is installed on the described crossbeam, described centering top is installed on the described hydraulic cylinder piston rod, described centering bolt is fixed on the described crossbeam with described nut, and described centering bolt end face contacts with welding column two sides on the described base respectively with described centering top end face.
On fixing described base, described connector and locked spacer are installed on the described locking cylinder described locking cylinder with bolt.
The utility model compared with prior art, and is simple in structure, and it is convenient to adjust, locate; The worm gear screw elevator has adopted the mechanical synchronization mode, has avoided adopting the drawback of linkage, has guaranteed the uniformity of roll surface absolute altitude, thereby has guaranteed pipe quality; Worm gear screw elevator screw rod only bears axial force, high life in adjustment and use; The guider good airproof performance that adopts, frictional resistance is little in the adjustment process; Adopt the horizontal centring device, the roller-way assembly center line on the crossbeam is overlapped with roll line, prevented the deviation phenomenon of steel pipe in transmission course; Adopted the roller-way locking device, with crossbeam locking, the rigidity of total is strengthened in process of production, is vibrated, the influence of shock loading is little, the service life of having improved equipment.
Description of drawings
Fig. 1 is existing winding arbor extraction press exit lifting roller-way structural representation;
Fig. 2 is that roller-oriented of existing winding arbor extraction press exit lifting cooperates schematic diagram with crossbeam;
Fig. 3 is the utility model structural representation;
Fig. 4 is the utility model guider schematic diagram;
Fig. 5 is the utility model lowering or hoisting gear schematic top plan view;
Fig. 6 is the utility model horizontal centring device schematic diagram;
Fig. 7 is the utility model roller-way locking device schematic diagram.
The specific embodiment
As Fig. 3,4,5,6, shown in 7, a kind of winding arbor extraction press exit lifting roller-way device, comprise: roller-way assembling 1, crossbeam 2, guider 3, lowering or hoisting gear 4 and base 7, described roller-way assembling 1 equidistantly is installed on the described crossbeam 2, described guider 3 is fixed on described crossbeam 2 and the base 7, comprise drive motors, the lowering or hoisting gear 4 of worm gear screw elevator is fixed on the described base 7, the guide pin bushing 3-1 of described guider 3 (Fig. 4) is fixed on the welded sleeve 2-1 of described crossbeam 2, and pass the welded sleeve 7-1 of described base 7, in the welded sleeve 2-1 of described crossbeam 2 and the welded sleeve 7-1 of base 7 lining 3-2 is housed respectively, being interference fit between described lining 3-2 and the described welded sleeve, is matched in clearance between described lining 3-2 and the described guide pin bushing 3-1; Described lowering or hoisting gear 4 (Fig. 5) comprises drive motors 4-1, left angular wheel case 4-2, worm gear screw elevator 4-3, top 4-4, right bevel gear box 4-5, described motor 4-1 links to each other by elastic dowel pin shaft coupling with described left angular wheel case 4-2, be connected by intermediate sleeve drum-shaped tooth type shaft coupling 4-7 between described left angular wheel case 4-2 and the right bevel gear box 4-5, guarantee the synchronism of lifting, described left angular wheel case 4-2 and right bevel gear box 4-5 two the described worm gear screw elevator 4-3 that go out to connect respectively on the direction of principal axis, link to each other by Hooks coupling universal coupling 4-6 between two described worm gear screw elevator 4-3, described top 4-4 is installed on the worm gear screw elevator screw rod and contacts with pressing plate on being fixed on crossbeam 2; Described horizontal centring device 5 (Fig. 6) is by centering hydraulic cylinder 5-1, centering top 5-2, centering bolt 5-3 and nut 5-4 form, described centering hydraulic cylinder 5-1 is installed on the described crossbeam 2, described centering top 5-2 is installed on the described hydraulic cylinder 5-1 piston rod, described centering bolt 5-3 is fixed on the described crossbeam 2 with described nut 5-4, and described centering bolt 5-3 end face contacts with welding column 7-1 two sides on the described base 7 respectively with described centering top 5-2 end face; Described roller-way locking device 6 (Fig. 7) is made up of locking cylinder 6-1, connector 6-2 and locked spacer 6-3, described locking cylinder 6-1 is fixed by bolts on the described base 7, described connector 6-2 and locked spacer 6-3 are installed on the described locking cylinder 6-1, lock crossbeam 2.
The course of work of the present utility model:
Winding arbor extraction press outlet steel pipe specification difference, when rise and fall roller need be adjusted, the at first centering hydraulic cylinder 5-1 rod chamber oil-feed of horizontal centring device 5, the piston rod withdrawal, unclamp crossbeam 2, the locking cylinder 6-1 rodless cavity oil-feed of roller-way locking device 6, piston rod stretches out, unclamp crossbeam 2, drive motors 4-1 drives left angular wheel case 4-2 by shaft coupling and rotates, left angular wheel case 4-2 drives right bevel gear box 4-5 by intermediate sleeve drum-shaped tooth type shaft coupling 4-7 and rotates, realized run-in synchronism, the rotation of left angular wheel case 4-2 and right bevel gear box 4-5 drives the vertical lift that the worm gear screw elevator 4-3 that connect on it realizes the roller-way assembling 1 on the crossbeam 2, roller-way assemble 1 be elevated to desired location after, the centering hydraulic cylinder 5-1 rodless cavity oil-feed of horizontal centring device 5, piston rod stretches out, make the roller-way on the crossbeam 2 assemble 1 center line centering, after centering is finished, the locking cylinder 6-1 rod chamber oil-feed of roller-way locking device 6, the piston rod withdrawal, locking crossbeam 2.Adjustment process is finished.
Claims (3)
1. winding arbor extraction press exit lifting roller-way device, comprise: roller-way assembling (1), crossbeam (2), guider (3), lowering or hoisting gear (4) and base (7), described roller-way assembling (1) equidistantly is installed on the described crossbeam (2), described guider (3) is fixed on described crossbeam (2) and the base (7), described lowering or hoisting gear (4) is fixed on the described base (7), it is characterized in that: the guide pin bushing (3-1) of described guider (3) is fixed on the welded sleeve (2-1) of described crossbeam (2), and pass the welded sleeve (7-1) of described base (7), in the welded sleeve (2-1) of described crossbeam (2) and the welded sleeve (7-1) of base (7) lining (3-2) is housed respectively, being interference fit between described lining (3-2) and the described welded sleeve, is matched in clearance between described lining (3-2) and the described guide pin bushing (3-1); Described lowering or hoisting gear (4) comprises drive motors (4-1), left angular wheel case (4-2), worm gear screw elevator (4-3), top (4-4), right bevel gear box (4-5), described drive motors (4-1) links to each other by elastic dowel pin shaft coupling with described left angular wheel case (4-2), be connected by intermediate sleeve drum-shaped tooth type shaft coupling (4-7) between described left angular wheel case (4-2) and the right bevel gear box (4-5), described left angular wheel case (4-2) goes out the described worm gear screw elevator (4-3) of connecting respectively on the direction of principal axis with right bevel gear box (4-5), link to each other by Hooks coupling universal coupling (4-6) between two described worm gear screw elevators (4-3), described top (4-4) is installed on the described worm gear screw elevator screw rod, and contacts with pressing plate on being fixed on described crossbeam (2); Described crossbeam (2) is gone up the horizontal centring device of being made up of centering hydraulic cylinder (5-1), centering top (5-2), centering bolt (5-3) and nut (5-4) (5) is installed; Described base (7) is gone up the roller-way locking device of being made up of locking cylinder (6-1), connector (6-2) and locked spacer (6-3) (6) is installed.
2. according to the described winding arbor extraction press exit lifting of claim 1 roller-way device, it is characterized in that: described centering hydraulic cylinder (5-1) is installed on the described crossbeam (2), described centering top (5-2) is installed on described hydraulic cylinder (5-1) piston rod, described centering bolt (5-3) is fixed on the described crossbeam (2) with described nut (5-4), and described centering bolt (5-3) end face comes directly towards (5-2) end face with described centering and upward contacts welding column (7-1) two sides with described base (7) respectively.
3. according to the described winding arbor extraction press exit lifting of claim 1 roller-way device, it is characterized in that: on fixing described base (7), described connector (6-2) and locked spacer (6-3) are installed on the described locking cylinder (6-1) described locking cylinder (6-1) with bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120185354XU CN202087596U (en) | 2011-05-31 | 2011-05-31 | Lifting roller table device mounted at exit of tube knock-out machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120185354XU CN202087596U (en) | 2011-05-31 | 2011-05-31 | Lifting roller table device mounted at exit of tube knock-out machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202087596U true CN202087596U (en) | 2011-12-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120185354XU Expired - Lifetime CN202087596U (en) | 2011-05-31 | 2011-05-31 | Lifting roller table device mounted at exit of tube knock-out machine |
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|---|---|
| CN (1) | CN202087596U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103691743A (en) * | 2013-12-12 | 2014-04-02 | 天津市电视技术研究所 | Automatic roller adjusting system before tube knockout for hot rolled seamless steel tube production line |
| CN106081677A (en) * | 2016-08-15 | 2016-11-09 | 山东亚盛重工股份有限公司 | A kind of multilamellar ply-metal centering clamping and conveying device |
| CN110434181A (en) * | 2019-07-31 | 2019-11-12 | 中冶华天工程技术有限公司 | Centering lifting device before a kind of steel sheet pile (H profile steel) straightener |
-
2011
- 2011-05-31 CN CN201120185354XU patent/CN202087596U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103691743A (en) * | 2013-12-12 | 2014-04-02 | 天津市电视技术研究所 | Automatic roller adjusting system before tube knockout for hot rolled seamless steel tube production line |
| CN103691743B (en) * | 2013-12-12 | 2015-07-22 | 天津市电视技术研究所 | Automatic roller adjusting system before tube knockout for hot rolled seamless steel tube production line |
| CN106081677A (en) * | 2016-08-15 | 2016-11-09 | 山东亚盛重工股份有限公司 | A kind of multilamellar ply-metal centering clamping and conveying device |
| CN106081677B (en) * | 2016-08-15 | 2018-01-02 | 山东亚盛重工股份有限公司 | A kind of multilayer ply-metal centering clamping and conveying device |
| CN110434181A (en) * | 2019-07-31 | 2019-11-12 | 中冶华天工程技术有限公司 | Centering lifting device before a kind of steel sheet pile (H profile steel) straightener |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111228 |
|
| CX01 | Expiry of patent term |