CN203621291U - Inner-diameter-sizing device for steel tube end - Google Patents
Inner-diameter-sizing device for steel tube end Download PDFInfo
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- CN203621291U CN203621291U CN201320822084.8U CN201320822084U CN203621291U CN 203621291 U CN203621291 U CN 203621291U CN 201320822084 U CN201320822084 U CN 201320822084U CN 203621291 U CN203621291 U CN 203621291U
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- sizing
- connecting rod
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- diameter
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Abstract
The utility model relates to an inner-diameter-sizing device for steel tube end, comprising a device base, a clamping device, an elevating baffle and a diameter-sizing device. The inner-diameter-sizing device is characterized in that, the clamping device and the elevating baffle are arranged successively on one side of the equipment base from far and near. The diameter-sizing device is equipped on the device base by means of a linear guide, and is driven by a drive motor and a screw drive component. According to the diameter-sizing device of the steel tube end, diameter consistency of the steel tube end is ensured. The steel tube is blocked by means of the elevating baffle, and axial position of the steel tube is restricted. The steel tube is clamped through a clamping device, the end of the steel tube is expanded through the diameter-sizing device, thereby making the end diameter of the steel tube be the set diameter.
Description
Technical field
This patent belongs to steel pipe processing technique field, relates in particular to a kind of pipe end and determines internal diameter equipment.
Background technology
The large diameter steel pipe especially pipe end ovality of large diameter pipe spool is larger, especially form the ellipse of the end face of each steel pipe of pipeline can not guarantor in full accord with ovality.So in the time that steel pipe docks, the area that two pipe ends of joint stagger is larger, while carrying fluid after welding, because the area shape in cross section is undergone mutation, the resistance at this place can increase, and easily corrosion.In order to improve docking situation, need to reduce the ovality of pipe end, improve the uniformity of steel tube end part size.
Summary of the invention
This patent provides a kind of pipe end to determine internal diameter equipment for solving the technical problem existing in known technology, and this pipe end is determined internal diameter equipment and can guarantee the internal diameter uniformity of pipe end.
The technical scheme that this patent is taked for the technical problem existing in solution known technology is:
A kind of pipe end is determined internal diameter equipment, comprise plant bottom case and clamping device, adjustable end stop, diameter-setting equipment, it is characterized in that: described clamping device and adjustable end stop draw near and be arranged on successively a side of plant bottom case, described diameter-setting equipment is arranged on plant bottom case by line slideway, and described diameter-setting equipment is driven by drive motors and lead screw transmission parts.
This patent can also adopt following technical scheme:
Preferably, described diameter-setting equipment comprises sizing base, sizing base is arranged on plant bottom case by line slideway, sizing base away from steel pipe one side, cylinder displacement is installed, cylinder displacement is connected with tapered beam, tapered beam is connected with pull bar, sizing base on the side of steel pipe one side, flange is installed, pull bar passes from flange inside, on pull bar from the nut that has been threaded to one end order away from steel pipe near one end of steel pipe, be set with support ring, divide oil clot, centrum, nut, support ring, divide oil clot, centrum is fixed together, in described cone, be connected with tapered sleeve in the mode of sliding along outer surface of cone bus, tapered sleeve is fixedly connected with sizing die, between centrum and tapered sleeve, lead by guide pad second, described sizing die is slidably connected near the end face of steel pipe one side by the guide pad first on sizing die side end face and flange,
On the side that is parallel to pull bar of described sizing base, sizing oil cylinder is also installed, sizing oil cylinder is perpendicular to pull bar, and the voussoir that the cylinder rod of sizing oil cylinder is installed is through pull bar side, and the wedge-shaped surface of voussoir coordinates with tapered beam.
Preferably, described adjustable end stop comprises baffle plate base, on baffle plate base, be hinged with apron block and lifting hydraulic cylinder, on the cylinder bar of lifting hydraulic cylinder, baffle plate is installed, baffle plate and apron block are slidably connected by riser guide, buffering hydraulic cylinder is also installed on baffle plate base, and buffering hydraulic cylinder level is installed, and the head of buffering hydraulic cylinder is provided with collision block.
Preferably, described clamping device comprises clamping base and a pair of slide, clamp on base chute is installed, slide and chute are slidably connected, V-arrangement jaw is installed on slide, a pair of described slide connects by linkage, described linkage is by 3 connecting rods---connecting rod first, connecting rod second, connecting rod third forms, the first-class length of connecting rod third and connecting rod, one end of one end of connecting rod first and connecting rod second is hinged, one end of the other end of connecting rod second and connecting rod third is hinged, the other end of connecting rod first is connected with a slide, the other end of connecting rod third is connected with another slide, the centre of connecting rod second is hinged on and clamps on base, on a described slide, clamping hydraulic cylinder is installed, the cylinder bar of clamping hydraulic cylinder is arranged on described in another on slide.
Advantage and good effect that this patent has are:
This patent has adopted after above technical scheme, block steel pipe by adjustable end stop, define the axial location of steel pipe, and by clamping device by steel tube clamping, then by diameter-setting equipment, the end of steel pipe is expanded, the end caliber that makes steel pipe is the diameter of setting.
Accompanying drawing explanation
Fig. 1 is the structural representation of this patent;
Fig. 2 is the structural representation of diameter-setting equipment;
Fig. 3 is the structural representation of clamping device;
Fig. 4 is the structural representation of adjustable end stop;
Fig. 5 is the top view of lead screw transmission parts and base.
In figure: 100, plant bottom case; 101, lead screw transmission parts; 102, reducing motor; 103, line slideway;
200, diameter-setting equipment; 201, steel pipe; 202, nut; 203, divide oil clot; 204, cone; 205, sizing die; 206, guide pad second; 207, flange; 208, tapered beam; 209, sizing base; 210, cylinder displacement; 211, voussoir; 212, sizing oil cylinder; 213, tapered sleeve; 214, guide pad first; 215, pull bar; 216, support ring;
300, clamping device; 301, slide; 302, V-arrangement jaw; 303, chute; 304, clamp base; 305, clamping hydraulic cylinder; 306, linkage;
400, adjustable end stop; 401, baffle plate; 402, lifting hydraulic cylinder; 403, apron block; 404, baffle plate base; 405, collision block; 406, buffering hydraulic cylinder; 407, riser guide.
The specific embodiment
For further understanding summary of the invention, the Characteristic of this patent, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows:
Refer to Fig. 1 to Fig. 4,
A kind of pipe end is determined internal diameter equipment, comprise plant bottom case 100 and clamping device 300, adjustable end stop 400, diameter-setting equipment 200, clamping device and adjustable end stop draw near and are arranged on successively a side of plant bottom case, diameter-setting equipment is arranged on plant bottom case 100 by line slideway, and diameter-setting equipment is driven by drive motors and lead screw transmission parts 101.
Diameter-setting equipment comprises sizing base 209, sizing base is arranged on plant bottom case by line slideway, sizing base away from steel pipe 201 1 sides, cylinder displacement 210 is installed, cylinder displacement is connected with tapered beam 208, tapered beam is connected with pull bar 215, sizing base flange 207 is installed on the side of steel pipe one side, pull bar passes from flange inside, on pull bar from the nut 202 that has been threaded to one end order away from steel pipe near one end of steel pipe, be set with support ring 216, divide oil clot 203, centrum 204, nut, support ring, divide oil clot, centrum is fixed together, in described cone, be connected with tapered sleeve 213 in the mode of sliding along outer surface of cone bus, tapered sleeve is fixedly connected with sizing die 205, plug die has 12, between centrum and tapered sleeve, lead by guide pad second 206, sizing die is slidably connected near the end face of steel pipe one side with flange by the guide pad first 214 on sizing die side end face,
On the side that is parallel to pull bar of sizing base, sizing oil cylinder 212 is also installed, sizing oil cylinder is perpendicular to pull bar, and the voussoir 211 that the cylinder rod of sizing oil cylinder is installed is through pull bar side, and the wedge-shaped surface of voussoir coordinates with tapered beam 208.
Adjustable end stop comprises baffle plate base 404, on baffle plate base, be hinged with apron block 403 and lifting hydraulic cylinder 402, on the cylinder bar of lifting hydraulic cylinder, baffle plate 401 is installed, baffle plate and apron block are slidably connected by riser guide 407, buffering hydraulic cylinder 406 is also installed on baffle plate base, buffering hydraulic cylinder level is installed, and the head of buffering hydraulic cylinder is provided with collision block 405.Clamping device comprises clamping base 204 and a pair of slide 201, clamp on base chute 203 is installed, slide and chute are slidably connected, V-arrangement jaw 202 is installed on slide, a pair of slide connects by linkage 206, linkage is by 3 connecting rods---connecting rod first, connecting rod second, connecting rod third forms, the first-class length of connecting rod third and connecting rod, one end of one end of connecting rod first and connecting rod second is hinged, one end of the other end of connecting rod second and connecting rod third is hinged, the other end of connecting rod first is connected with a slide, the other end of connecting rod third is connected with another slide, the centre of connecting rod second is hinged on and clamps on base.By such linkage, can guarantee that a slide moves a certain distance, another slide is mobile same distance also, finally guarantees that 2 slides can clamp steel pipe in centre position.On a slide, clamping hydraulic cylinder 205 is installed, the cylinder bar of clamping hydraulic cylinder is arranged on another slide.
The operating principle of this patent is:
Particularly, the operation principle of diameter-setting equipment is as follows: sizing die 200 is fixed together by bolt and tapered sleeve 213, and is all to become 12 along circumference equal dividing."T"-shaped guide pad second 214 is installed on the conical surface of tapered sleeve 213, and guide pad second 14 is slided in the "T"-shaped groove of cone 4.The right-hand member of tapered sleeve 213 is installed "T"-shaped guide pad first 206, and guide pad first 206 is slided in the "T"-shaped groove of flange 207, and this just defines sizing die 205 and can only move radially along pull bar 215.Cone 204, point oil clot 203, back-up block 216 and nut 202 use bolts are integrator, and cylinder displacement 210 is forward when pull bar 215, and nut 202 can, cone 204 pushed home, reset sizing die 205.The sizing base 209 left side mounting flanges 207 of diameter-setting equipment, cylinder displacement 210 is installed on right side, and sizing oil cylinder 212 is installed in both sides, is all to connect by flange.Slide block and the lead screw transmission parts nut of line slideway installed in sizing base 209 bottom surfaces, realized moving forward and backward of diameter-setting equipment and moved forward and backward guiding by them.There is fairlead the centre of flange 207, and the reciprocating motion of pull bar 215 is play the guiding role.The left end of pull bar 215 is connected with nut 202 by screw thread, and pull bar 215 right-hand members are installed tapered beam 208.Sizing oil cylinder 212 front ends are installed voussoir 211.When work, cylinder displacement 210 pulls pull bar 215 to move backward, sizing die 205 radial dilatation, until sizing die 205 is attached to steel pipe inner wall, the strength of cylinder displacement 210 is not enough to determine internal diameter, now sizing oil cylinder 212 promotes voussoir 211 and pushes tapered beam 208, make tapered beam 208 drive pull bar 215 to continue to pull to the right, make sizing die 205 start to determine internal diameter to steel pipe.After sizing completes, sizing oil cylinder 212 rollbacks, reset voussoir 211, and then cylinder displacement 210 is released, and by resets such as pull bar 215, sizing dies 205, prepare to expand next steel pipe.
The operation principle of clamping device is as follows.The power source of clamping device is a clamping hydraulic cylinder 205 that has extension bar, and the forward flange of clamping hydraulic cylinder 205 is arranged on one of them slide 201, and the cylinder bar of hydraulic cylinder 5 is connected on another slide 201.Drive a pair of slide 201 to slide in chute 203 with clamping hydraulic cylinder 205, a V-arrangement jaw 202 is installed by bolt in each slide 201 tops, clamps steel pipe with V-arrangement jaw, makes steel pipe center and diameter-setting equipment center superposition, to steel pipe centering.Two V-arrangement jaws keep being synchronized with the movement by linkage 206.
The operation principle of adjustable end stop is as follows: lifting hydraulic cylinder 402 is arranged on apron block 403, and cylinder bar is connected with baffle plate 401.When the action of cylinder bar, baffle plate 401 is slided up and down in the chute of apron block 403, between baffle plate 401 and apron block 403, have guide rail 407, the faying face apply oil by lubricating cup to relative sliding, guarantees that baffle plate 401 can slide freely in the chute of apron block 403.Lifting hydraulic cylinder 402 promotes baffle plate 401 liftings, and steel pipe bumps against after baffle plate, and 406 cushioning effects of buffering hydraulic cylinder, are then pushing away steel pipe forward, make every pipe end be in identical initial position, contributes to like this to control expander die and enter the position of steel pipe.
Fig. 5 is the top view of lead screw transmission parts and base.Plant bottom case 100 is welding structural element, and lead screw transmission parts are installed in the middle of upper surface, and line slideway 103 is installed in both sides.Reducing motor 102 rotates by shaft coupling connecting band movable wire thick stick drive disk assembly 101, and lead screw transmission parts nut is moved back and forth along line slideway 103 with diameter-setting equipment.
Although by reference to the accompanying drawings the preferred embodiment of this patent is described above; but this patent is not limited to the above-mentioned specific embodiment; the above-mentioned specific embodiment is only schematic; be not restrictive; those of ordinary skill in the art is under the enlightenment of this patent; not departing from the scope situation that this patent aim and claim protect, can also make a lot of forms, within these all belong to the protection domain of this patent.
Claims (4)
1. a pipe end is determined internal diameter equipment, comprise plant bottom case and clamping device, adjustable end stop, diameter-setting equipment, it is characterized in that: described clamping device and adjustable end stop draw near and be arranged on successively a side of plant bottom case, described diameter-setting equipment is arranged on plant bottom case by line slideway, and described diameter-setting equipment is driven by drive motors and lead screw transmission parts.
2. pipe end according to claim 1 is determined internal diameter equipment, it is characterized in that: described diameter-setting equipment comprises sizing base, sizing base is arranged on plant bottom case by line slideway, sizing base away from steel pipe one side, cylinder displacement is installed, cylinder displacement is connected with tapered beam, tapered beam is connected with pull bar, sizing base on the side of steel pipe one side, flange is installed, pull bar passes from flange inside, on pull bar from the nut that has been threaded to one end order away from steel pipe near one end of steel pipe, be set with support ring, divide oil clot, centrum, nut, support ring, divide oil clot, centrum is fixed together, in described cone, be connected with tapered sleeve in the mode of sliding along outer surface of cone bus, tapered sleeve is fixedly connected with sizing die, between centrum and tapered sleeve, lead by guide pad second, described sizing die is slidably connected near the end face of steel pipe one side by the guide pad first on sizing die side end face and flange,
On the side that is parallel to pull bar of described sizing base, sizing oil cylinder is also installed, sizing oil cylinder is perpendicular to pull bar, and the voussoir that the cylinder rod of sizing oil cylinder is installed is through pull bar side, and the wedge-shaped surface of voussoir coordinates with tapered beam.
3. pipe end according to claim 1 is determined internal diameter equipment, it is characterized in that: described adjustable end stop comprises baffle plate base, on baffle plate base, be hinged with apron block and lifting hydraulic cylinder, on the cylinder bar of lifting hydraulic cylinder, baffle plate is installed, baffle plate and apron block are slidably connected by riser guide, buffering hydraulic cylinder is also installed on baffle plate base, and buffering hydraulic cylinder level is installed, and the head of buffering hydraulic cylinder is provided with collision block.
4. pipe end according to claim 1 is determined internal diameter equipment, it is characterized in that: described clamping device comprises clamping base and a pair of slide, clamp on base chute is installed, slide and chute are slidably connected, V-arrangement jaw is installed on slide, a pair of described slide connects by linkage, described linkage is by 3 connecting rods---connecting rod first, connecting rod second, connecting rod third forms, the first-class length of connecting rod third and connecting rod, one end of one end of connecting rod first and connecting rod second is hinged, one end of the other end of connecting rod second and connecting rod third is hinged, the other end of connecting rod first is connected with a slide, the other end of connecting rod third is connected with another slide, the centre of connecting rod second is hinged on and clamps on base, on a described slide, clamping hydraulic cylinder is installed, the cylinder bar of clamping hydraulic cylinder is arranged on described in another on slide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320822084.8U CN203621291U (en) | 2013-12-11 | 2013-12-11 | Inner-diameter-sizing device for steel tube end |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320822084.8U CN203621291U (en) | 2013-12-11 | 2013-12-11 | Inner-diameter-sizing device for steel tube end |
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| Publication Number | Publication Date |
|---|---|
| CN203621291U true CN203621291U (en) | 2014-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320822084.8U Expired - Fee Related CN203621291U (en) | 2013-12-11 | 2013-12-11 | Inner-diameter-sizing device for steel tube end |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203621291U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109365661A (en) * | 2018-12-25 | 2019-02-22 | 山东禹王管业有限公司 | A kind of expanding equipment of spigot-and-socket welded still pipe |
| CN110899526A (en) * | 2019-12-09 | 2020-03-24 | 袁福英 | Working method of expanding device for steel pipe machining |
-
2013
- 2013-12-11 CN CN201320822084.8U patent/CN203621291U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109365661A (en) * | 2018-12-25 | 2019-02-22 | 山东禹王管业有限公司 | A kind of expanding equipment of spigot-and-socket welded still pipe |
| CN110899526A (en) * | 2019-12-09 | 2020-03-24 | 袁福英 | Working method of expanding device for steel pipe machining |
| CN110899526B (en) * | 2019-12-09 | 2021-07-02 | 江苏扬园金属制造有限公司 | Working method of expanding device for steel pipe machining |
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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: 20140604 Termination date: 20141211 |
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| EXPY | Termination of patent right or utility model |