CN103331775A - Pipe clamping device in PVC pipe production line - Google Patents

Pipe clamping device in PVC pipe production line Download PDF

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Publication number
CN103331775A
CN103331775A CN2013101789354A CN201310178935A CN103331775A CN 103331775 A CN103331775 A CN 103331775A CN 2013101789354 A CN2013101789354 A CN 2013101789354A CN 201310178935 A CN201310178935 A CN 201310178935A CN 103331775 A CN103331775 A CN 103331775A
Authority
CN
China
Prior art keywords
clamping
clamp
pvc pipe
tapered sleeve
pipe
Prior art date
Application number
CN2013101789354A
Other languages
Chinese (zh)
Inventor
吴向东
Original Assignee
张家港市金远东机械有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 张家港市金远东机械有限公司 filed Critical 张家港市金远东机械有限公司
Priority to CN2013101789354A priority Critical patent/CN103331775A/en
Publication of CN103331775A publication Critical patent/CN103331775A/en

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Abstract

The invention discloses a pipe clamping device in a PVC (Poly Vinyl Chloride) pipe production line, which comprises a rack, wherein two telescopic air cylinders are transversely arranged on the rack; piston rods of the two telescopic air cylinders are fixed with the upper end and the lower end of a vertically arranged circular clamping block respectively; a plurality of clamping sheets are circumferentially and symmetrically arranged on the circular clamping block; the clamping sheets and the circular clamping block are molded integrally; when the clamping sheets incline inward under the action of external force, the clamping sheets have a trend of resetting outward all the time under the action of the metal elasticity of the clamping sheets; a taper sleeve is vertically arranged on the rack corresponding to the front ends of the clamping sheets; hole diameters of inner circles of the taper sleeve are reduced from the back to the front gradually; and when the telescopic air cylinders drive the clamping sheets to move forward, the front ends of the clamping sheets can stretch into the taper sleeve, and incline inward along an inner circle surface of the taper sleeve gradually till a PVC pipe is clamped. The pipe clamping device has the advantage that the clamping force on the PVC pipe is large.

Description

Tubing clamping device in a kind of pvc pipe material production line

Technical field

The present invention relates to for clamping a kind of tubing clamping device of pvc pipe material production line that the tubing bore is the pvc pipe material of 16-40mm.

Background technology

The pvc pipe material all needs with the tubing clamping device pvc pipe material to be fixedly clamped earlier before by the cutting of the cutting machine in the pvc pipe material production line.The structure of present employed tubing clamping device is: comprise frame, in frame workbench is set, the driving cylinder vertically is installed on the frame above the workbench, the piston rod that drives cylinder is provided with compact heap, the piston rod that drives cylinder stretches out, the drive compact heap moves down, and the pvc pipe material is pressed on the workbench downwards.The shortcoming of this tubing clamping device is: the chucking power to the pvc pipe material is little, and the pvc pipe material is easily shaken in the process that is cut the machine cutting, has influenced the cut quality of pvc pipe material.

Summary of the invention

It is big to the purpose of this invention is to provide a kind of chucking power to the pvc pipe material, makes the tubing clamping device in a kind of pvc pipe material production line that the pvc pipe material is difficult for shaking in cutting process.

For achieving the above object, the present invention has adopted following technical scheme: the tubing clamping device in described a kind of pvc pipe material production line, comprise: frame, be horizontally arranged with two telescopic cylinders in frame, the piston rod of two telescopic cylinders fixes with the two ends up and down of the annular clamp of vertical setting respectively, its circumference is symmetrically arranged with some clamp clips in annular clamp upper edge, all clamp clips and annular clamp are one-body molded, when clamp clip sloped inwardly under external force, clamp clip had the trend that outwards resets all the time under the effect of self metallic elastic; On the frame of clamp clip front end correspondence, vertically be provided with a tapered sleeve, the interior circular hole footpath of tapered sleeve from after reduce gradually forward, when telescopic cylinder drove clamp clip and moves forward, the front end of clamp clip can stretch into tapered sleeve and slope inwardly gradually along the inner headed face of tapered sleeve, until clamping the pvc pipe material.

Further, the tubing clamping device in aforesaid a kind of pvc pipe material production line, wherein: have the inclined-plane that fits with the tapered sleeve inner headed face in order to the end against the tapered sleeve inner headed face on each clamp clip.

By the enforcement of technique scheme, the present invention has the chucking power of pvc pipe material big, makes the pvc pipe material be difficult for the advantage of rocking in cutting process.

Description of drawings

Fig. 1 is the structural principle schematic diagram of the tubing clamping device in a kind of pvc pipe material production line of the present invention.

The specific embodiment

The invention will be further described below in conjunction with the drawings and specific embodiments.

As shown in Figure 1, tubing clamping device in described a kind of pvc pipe material production line, comprise: frame 1, be horizontally arranged with telescopic cylinder 2 and following telescopic cylinder 3 in frame 1, the piston rod of the piston rod of last telescopic cylinder 2 and following telescopic cylinder 3 respectively with the annular clamp 4 of vertical setting on, following two ends fix, its circumference is symmetrically arranged with some clamp clips 5 in annular clamp 4 upper edges, all clamp clips 5 are one-body molded with annular clamp 4, when clamp clip 5 sloped inwardly under external force, clamp clip 5 had the trend that outwards resets all the time under the effect of self metallic elastic; On the frame 1 of the front end correspondence of clamp clip 5, vertically be provided with a tapered sleeve 6, the interior circular hole footpath of tapered sleeve 6 from after reduce gradually forward, in the process that last telescopic cylinder 2 and following telescopic cylinder 3 all clamp clips 5 of drive move forward, the front end of all clamp clips 5 can stretch into tapered sleeve 6 and slope inwardly gradually along the inner headed face of tapered sleeve 6, until clamping pvc pipe material 7; In the present embodiment, has the inclined-plane that fits with tapered sleeve 6 inner headed faces in order to the end against tapered sleeve 6 inner headed faces on each clamp clip 5, can reduce the frictional force between clamp clip 5 and tapered sleeve 6 inner headed faces like this, thereby prolong the service life of clamp clip 5 and tapered sleeve 6.

Operation principle of the present invention is as follows: earlier pvc pipe material 7 is passed simultaneously annular clamp 4, frame 1 and tapered sleeve 6, telescopic cylinder 2 and the piston rod of following telescopic cylinder 3 are inwardly shunk simultaneously, driving annular clamp 4 moves forward with all clamp clips 5, in the process that clamp clip 5 moves forward, the front end of clamp clip 5 can stretch into tapered sleeve 6 and under the effect of himself metallic elastic all the time against the inner headed face of tapered sleeve 6; Along with clamp clip 5 continues to move forward, clamp clip 5 will slope inwardly gradually along the inner headed face of tapered sleeve 6, the action that stops to go up telescopic cylinder 2 and following telescopic cylinder 3 after pvc pipe material 7 is clamped; At this moment, cutting machine in the pvc pipe material production line can carry out cutting operation to pvc pipe material 7, after cutting finishes, make telescopic cylinder 2 simultaneously protruding with the piston rod of following telescopic cylinder 3, it is mobile backward synchronously with clamp clip 5 to drive annular clamp 4, and clamp clip 5 can outwards reset under the effect of self metallic elastic, leaves the outer surface of pvc pipe material 7, after clamp clip 5 resets fully, stop to go up the action of telescopic cylinder 2 and following telescopic cylinder 3.By aforesaid operations, finished that namely pvc pipe material 7 is clamped and action of releasing.The present invention is big to the chucking power of tubing, makes the pvc pipe material be difficult for shaking in the process that is cut the machine cutting, thereby improves the cut quality of pvc pipe material.

Claims (2)

1. the tubing clamping device in the pvc pipe material production line, comprise: frame, it is characterized in that: be horizontally arranged with two telescopic cylinders in frame, the piston rod of two telescopic cylinders fixes with the two ends up and down of the annular clamp of vertical setting respectively, its circumference is symmetrically arranged with some clamp clips in annular clamp upper edge, all clamp clips and annular clamp are one-body molded, when clamp clip sloped inwardly under external force, clamp clip had the trend that outwards resets all the time under the effect of self metallic elastic; On the frame of clamp clip front end correspondence, vertically be provided with a tapered sleeve, the interior circular hole footpath of tapered sleeve from after reduce gradually forward, when telescopic cylinder drove clamp clip and moves forward, the front end of clamp clip can stretch into tapered sleeve and slope inwardly gradually along the inner headed face of tapered sleeve, until clamping the pvc pipe material.
2. the tubing clamping device in a kind of pvc pipe material production line according to claim 1 is characterized in that: have the inclined-plane that fits with the tapered sleeve inner headed face in order to the end against the tapered sleeve inner headed face on each clamp clip.
CN2013101789354A 2013-05-15 2013-05-15 Pipe clamping device in PVC pipe production line CN103331775A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2013101789354A CN103331775A (en) 2013-05-15 2013-05-15 Pipe clamping device in PVC pipe production line

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2013101789354A CN103331775A (en) 2013-05-15 2013-05-15 Pipe clamping device in PVC pipe production line

Publications (1)

Publication Number Publication Date
CN103331775A true CN103331775A (en) 2013-10-02

Family

ID=49240016

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2013101789354A CN103331775A (en) 2013-05-15 2013-05-15 Pipe clamping device in PVC pipe production line

Country Status (1)

Country Link
CN (1) CN103331775A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106272611A (en) * 2016-08-10 2017-01-04 天津大学 The plastic pipe cutting device of built-in cutting part

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5687601A (en) * 1995-05-12 1997-11-18 C.M.L. Costruzioni Meccaniche Liri S.R.L. Group for clamping and dragging a pipe or rod for pipe benders with or without an inner mandrel and rod benders, and machines for clamping mechanical parts in general
CN2593951Y (en) * 2002-11-14 2003-12-24 辽河石油勘探局总机械厂 Wedge style automatic centralizing clamp
CN102294707A (en) * 2011-09-19 2011-12-28 张家港市杰达机械制造有限公司 Clamping device
CN203305272U (en) * 2013-05-15 2013-11-27 张家港市金远东机械有限公司 Pipe clamping device in PVC pipe production line

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5687601A (en) * 1995-05-12 1997-11-18 C.M.L. Costruzioni Meccaniche Liri S.R.L. Group for clamping and dragging a pipe or rod for pipe benders with or without an inner mandrel and rod benders, and machines for clamping mechanical parts in general
CN2593951Y (en) * 2002-11-14 2003-12-24 辽河石油勘探局总机械厂 Wedge style automatic centralizing clamp
CN102294707A (en) * 2011-09-19 2011-12-28 张家港市杰达机械制造有限公司 Clamping device
CN203305272U (en) * 2013-05-15 2013-11-27 张家港市金远东机械有限公司 Pipe clamping device in PVC pipe production line

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106272611A (en) * 2016-08-10 2017-01-04 天津大学 The plastic pipe cutting device of built-in cutting part

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Application publication date: 20131002

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