CN203170702U - Hollow billet clamping device for tube push bench front table - Google Patents
Hollow billet clamping device for tube push bench front table Download PDFInfo
- Publication number
- CN203170702U CN203170702U CN 201320177154 CN201320177154U CN203170702U CN 203170702 U CN203170702 U CN 203170702U CN 201320177154 CN201320177154 CN 201320177154 CN 201320177154 U CN201320177154 U CN 201320177154U CN 203170702 U CN203170702 U CN 203170702U
- Authority
- CN
- China
- Prior art keywords
- hollow billet
- clamping device
- hydraulic cylinder
- swing arm
- welding frame
- 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
Links
Images
Landscapes
- Pressure Welding/Diffusion-Bonding (AREA)
Abstract
The utility model discloses a hollow billet clamping device for a tube push bench front table. The hollow billet clamping device comprises a hydraulic cylinder, a welding bed, a swinging arm, an upper clamping die and a lower clamping die, wherein the lower clamping die is fixedly arranged on the welding bed; the upper clamping die is fixedly arranged on the swinging arm; the middle part of the swinging arm is hinged to the welding bed; one end of the swinging arm is fixedly connected with the upper clamping die, and the other end of the swinging arm is hinged to a cylinder head of the hydraulic cylinder; and the hydraulic cylinder is arranged on the welding bed in a rotating way. The hollow billet clamping device for the tube push bench front table is integrated into a single structure, and can be rapidly disassembled and wholly replaced when failing, so that the downtime, caused by a failure, of the whole production line is reduced, and the production continuity is improved.
Description
Technical field
The utility model relates to a kind of hot rolled seamless steel tube push-bench, particularly a kind of push-bench foreground hollow billet clamping device.
Background technology
In the various hot rolled seamless steel tube manufacturing technique methods, pipe pushing technology is a kind of important method wherein, its main processes is, use heating furnace that solid pipe is heated to about 1250 ° of C, by Mannesmann piercing mill pipe is worn into hollow pipe again, in hollow pipe, insert plug then, use Pipe End Throat Machine the hollow pipe head to be pressed on " step " of plug head, pushing tow tooth bar promotion plug and hollow pipe by gear drive passes through a series of roller die then, each roller die inside has been formed the pass of a circle by three passive rolls, by the extruding of roll to the outer surface of hollow pipe, the hollow pipe inner surface is crushed on the plug, tightly fits, and the outer surface of hollow pipe is because the extruding of roll, external diameter is reduced, and wall thickness is thinned.Hollow pipe and the plug finished after make on the top fit together, and are transported to the mandrel bar loosening mill place by roller-way, by mandrel bar loosening mill hollow pipe and plug are rolled, and make between hollow pipe and plug and form the gap, with taking off excellent machine plug are extracted out then.Just can produce the hollow pipe of certain external diameter and wall thickness by above a series of processes.
Push-bench is exactly the employed equipment of pipe pushing technology, by top bed, push-bench foreground, roller die, compositions such as pushing tow rackwork.The push-bench foreground mainly is made up of plug centering clamping device and hollow billet clamping device, wherein the hollow billet clamping device generally has the 3-4 group, its effect is in the process of push pipe, hollow billet is clamped, the center line that guarantees hollow billet is consistent with the center line of push-bench roller die, and prevent that hollow billet from shaking in the process of top system, guarantee the precision of the steel pipe that ejects.
Present existing hollow billet clamp mechanism, many and bed foreground, a top base integrates, and the structure of employing is at the foreground base guide groove to be installed, and is equipped with the button that can open and close watt of Driven by Hydraulic Cylinder above.Such structure when guide groove or button watt go wrong, needs to stop production and removes the equipment of Tear Down Deficiency with time of length, influences quantity-produced efficient.
The utility model content
In view of this, the purpose of this utility model provides a kind of push-bench foreground hollow billet clamping device, it is integrated monomer structure, is pressed on by compact heap on the foreground base of top bed, can dismantle fast and integral replacing has Stability Analysis of Structures, advantage easy to maintenance simultaneously.
The purpose of this utility model is achieved through the following technical solutions:
A kind of push-bench foreground hollow billet clamping device, comprise hydraulic cylinder, welding frame, swing arm, last clamping mould and following clamping mould, described clamping mould down is fixedly installed on the welding frame, the described clamping mould of going up is fixedly installed in the swing arm, and described swing arm middle part is rotating to be arranged on the welding frame, and described swing arm one end is fixedlyed connected with last clamping mould, the other end and hydraulic cylinder cylinder head are hinged, and described hydraulic cylinder is rotating to be arranged on the welding frame;
Further, described upper and lower clamping mould is provided with the clamp port of semicircular arc, forms the clamp port of a circular arc when described upper and lower clamping mould closes up;
Further, also comprise pressure strip, match by the inclined-plane between described pressure strip and the welding frame.
The beneficial effects of the utility model are: push-bench of the present utility model foreground hollow billet clamping device; be integrated into monomer structure, when clamping device breaks down, can dismantle fast and integral replacing; reduce whole production line because the time of disorderly closedown is improved the continuity of producing.
Other advantages of the present utility model, target and feature will be set forth to a certain extent in the following description, and to a certain extent, based on being apparent to those skilled in the art to investigating hereinafter, perhaps can from practice of the present utility model, obtain instruction.Target of the present utility model and other advantages can realize and obtain by following specification.
Description of drawings
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing the utility model is described in further detail, wherein:
Fig. 1 is the utility model structural representation.
The specific embodiment
Hereinafter with reference to accompanying drawing, preferred embodiment of the present utility model is described in detail.Should be appreciated that preferred embodiment only for the utility model is described, rather than in order to limit protection domain of the present utility model.
As shown in the figure, a kind of push-bench foreground hollow billet clamping device is installed on the push-bench foreground base 7, comprise hydraulic cylinder 1, welding frame 2, swing arm 3, last clamping mould 4 and following clamping mould 5, described clamping mould 5 down is fixedly installed on the welding frame 2, the described clamping mould 4 of going up is fixedly installed in the swing arm 3, described swing arm 3 middle parts are rotating to be arranged on the welding frame 2, described swing arm 3 one ends are fixedlyed connected with last clamping mould 4, and the other end and hydraulic cylinder cylinder head are hinged, described hydraulic cylinder 1 rotating being arranged on the welding frame 2.
In the present embodiment, push-bench foreground hollow billet clamping device is integrated into monomer structure, when clamping device breaks down, can dismantle fast and integral replacing, reduces whole production line because the time of disorderly closedown is improved the continuity of producing.
As further improvement of this embodiment, described upper and lower clamping mould is provided with the clamp port of semicircular arc, forms the clamp port of a circular arc when described upper and lower clamping mould closes up; The clamp port contact area of circular arc is big, good clamping effect, can also adopt the clamp port of other shapes such as V-type certainly in different embodiment.
As further improvement of this embodiment, also comprise pressure strip 6, match by the inclined-plane between described pressure strip and the welding frame, the pressure strip that the inclined-plane cooperates is installed, convenient disassembly, compresses effective.
The course of action of present embodiment: the cylinder head of hydraulic cylinder 1 is protruding, promotes swing arm 3 and rotates, and swing arm 3 is shown in an open position.Otherwise when the cylinder head of hydraulic cylinder 1 bounced back, swing arm 3 was in clamped position, by the last clamping mould 4 and the following clamping mold cramping hollow billet 8 that is fixed on the welding frame 2 with the swing arm swing.
When whole hollow billet clamping device need be changed, behind the pipeline coupling of dismounting pressure strip 6 and hydraulic cylinder, just hollow billet clamping device integral body can be hung away replacing from push-bench foreground base 7.
Explanation is at last, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although with reference to preferred embodiment the utility model is had been described in detail, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not breaking away from aim and the scope of the technical program, it all should be encompassed in the middle of the claim scope of the present utility model.
Claims (3)
1. push-bench foreground hollow billet clamping device, it is characterized in that: comprise hydraulic cylinder, welding frame, swing arm, last clamping mould and following clamping mould, described clamping mould down is fixedly installed on the welding frame, the described clamping mould of going up is fixedly installed in the swing arm, and described swing arm middle part is rotating to be arranged on the welding frame, and described swing arm one end is fixedlyed connected with last clamping mould, the other end and hydraulic cylinder cylinder head are hinged, and described hydraulic cylinder is rotating to be arranged on the welding frame.
2. a kind of push-bench according to claim 1 foreground hollow billet clamping device, it is characterized in that: described upper and lower clamping mould is provided with the clamp port of semicircular arc, forms the clamp port of a circular arc when described upper and lower clamping mould closes up.
3. a kind of push-bench according to claim 1 foreground hollow billet clamping device is characterized in that: also comprise pressure strip, match by the inclined-plane between described pressure strip and the welding frame.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201320177154 CN203170702U (en) | 2013-04-10 | 2013-04-10 | Hollow billet clamping device for tube push bench front table |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201320177154 CN203170702U (en) | 2013-04-10 | 2013-04-10 | Hollow billet clamping device for tube push bench front table |
Publications (1)
Publication Number | Publication Date |
---|---|
CN203170702U true CN203170702U (en) | 2013-09-04 |
Family
ID=49067457
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201320177154 Expired - Fee Related CN203170702U (en) | 2013-04-10 | 2013-04-10 | Hollow billet clamping device for tube push bench front table |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN203170702U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104138914A (en) * | 2014-07-29 | 2014-11-12 | 湖北新冶钢特种钢管有限公司 | Fixing buckling tile of tube push bench |
CN105195528A (en) * | 2015-10-26 | 2015-12-30 | 太原重工股份有限公司 | Pipe mill inlet equipment and capillary tube positioning device thereof |
-
2013
- 2013-04-10 CN CN 201320177154 patent/CN203170702U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104138914A (en) * | 2014-07-29 | 2014-11-12 | 湖北新冶钢特种钢管有限公司 | Fixing buckling tile of tube push bench |
CN104138914B (en) * | 2014-07-29 | 2016-10-26 | 湖北新冶钢特种钢管有限公司 | Tile fixed by a kind of push-bench |
CN105195528A (en) * | 2015-10-26 | 2015-12-30 | 太原重工股份有限公司 | Pipe mill inlet equipment and capillary tube positioning device thereof |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN202028680U (en) | Seamless steel tube rounding die | |
CN203170702U (en) | Hollow billet clamping device for tube push bench front table | |
CN204035188U (en) | Piercing mill of seamless steel tube | |
CN207872780U (en) | Steel pipe shaping mould | |
CN203170703U (en) | Mandrel alignment clamping device for tube push bench front table | |
CN206998276U (en) | Blanking pipe end double integrally forming machine | |
CN210950345U (en) | Thin-walled pipe connecting piece structure | |
CN101195131A (en) | Three-roller entrance rolling guide of reducing sizing mill group | |
CN202490820U (en) | Hot-rolling reducing device of GCr15 bearing steel tube | |
CN208527704U (en) | A kind of totally-enclosed guide and guards for tubing oblique milling three-roll piercer | |
CN203737887U (en) | Oil cylinder type internally-threaded copper pipe forming die protecting device | |
CN207606121U (en) | A kind of stainless steel tube roller mill | |
CN203417913U (en) | Seamless pipe perforating machine top head cooling device | |
CN202316532U (en) | Machine frame push-and-pull device for replacing roller machine frame | |
CN206925179U (en) | bending machine | |
CN202061962U (en) | Pipe mill inlet platform of hot rolled seamless steel tube production line | |
CN201625695U (en) | Phi 351 steel pipe bending die | |
CN204842459U (en) | Retained mandrel | |
CN203170858U (en) | Hollow billet reducing device for tube push bench front table | |
CN214488373U (en) | Pressing plate structure for producing circular-arc bottom sliding groove | |
CN203449590U (en) | Discharge rolling and positioning mechanism for vacuum setting machine | |
CN202638975U (en) | Lifting device of welding steel tube straightening mold | |
CN210632638U (en) | Double-hydraulic limiting mechanism | |
CN203972494U (en) | After rolling, wears a kind of Bar Slitting Rolling the guiding device that water pipe is used | |
CN209272306U (en) | Pipe end trimmer |
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: 20130904 Termination date: 20200410 |