CN206216800U - Many size pipe clamping devices - Google Patents

Abstract

The utility model discloses a kind of many size pipe clamping devices, including the installing plate being fixed in production equipment, fixing hole is offered at the center of the installing plate, taper sheath is mounted with the fixing hole, a cylinder is respectively fixed with the installing plate of the taper sheath both sides, the piston rod of each cylinder penetrates the installing plate, gripping sleeve is fixed with two piston rods of cylinder, the gripping sleeve cooperates with the taper sheath, when the piston rod of cylinder is flexible, moved in the bellmouth of the taper sheath breathing part of the gripping sleeve, the tubing that the breathing part of the gripping sleeve will be located in the gripping sleeve is clamped or unclamped.Its remarkable result is：It is polylith that circle is finely divided, and tubing is clamped in the way of line is combined into face；And Well-recovered, long service life；The plastic pipe of energy clamping plurality of specifications size, improves utilization rate, reduces the replacement frequency of gripping sleeve.

Description

Many size pipe clamping devices

Technical field

The utility model is related to technical field, is a kind of many size pipe clamping devices specifically.

Background technology

Plastic pipe production device mainly includes conical double screw extruder, extrusion die, vacuum sizing device, cooling dress Put, several parts such as draw-gear, cutter sweep.And cutter sweep therein generally includes cutting mechanism and clamping device two Point.

However, the reproducibility of existing clamping device claw is poor, easily it is deformed, service life is short；Gathering amplitude It is extremely limited, it is typically only capable to a kind of plastic pipe of specification of clamping so that be must be equipped with during the tubing of production different specification size Different taper sheaths and gripping sleeve, not only changes trouble, and increase production cost.

The content of the invention

In view of the shortcomings of the prior art, the purpose of this utility model is to provide a kind of many size pipe clamping devices, the folder Tight device is not only more fitted tube surfaces, holds tighter, and Well-recovered, long service life, can adapt to plurality of specifications Pipe material product.

To reach above-mentioned purpose, the technical solution adopted in the utility model is as follows：

A kind of many size pipe clamping devices, it is critical only that：Including the installing plate being fixed in production equipment, in the peace The center for filling plate offers fixing hole, taper sheath is mounted with the fixing hole, on the installing plate of the taper sheath both sides A cylinder is respectively fixed with, the piston rod of each cylinder penetrates the installing plate, it is fixed on two piston rods of cylinder There is gripping sleeve, the gripping sleeve cooperates with the taper sheath, when the piston rod of cylinder is flexible, the breathing portion of the gripping sleeve Point moved in the bellmouth of the taper sheath, the tubing that the breathing part of the gripping sleeve will be located in the gripping sleeve clamp or Unclamp.

When in use, be installed in tubing in the gripping sleeve first by the present apparatus, then controls the piston rod of cylinder to shrink, Gripping sleeve is pulled to be moved near the direction of cylinder, the breathing part of the gripping sleeve drives tubing also in the lump near cylinder side To movement, now, the breathing part of gripping sleeve from outside to inside toward moving in taper sheath, due to taper sheath internal tapered hole size by It is decrescence small, therefore the breathing part of gripping sleeve gradually draws in taper sheath, until clamping tubing；After completion of processing, two The piston rod of cylinder stretches out, and drives gripping sleeve to be moved to the direction away from cylinder, and the breathing part of the gripping sleeve drives tubing Also moved to away from cylinder direction in the lump, now, the breathing part of gripping sleeve is gradually backed out taper sheath, the breathing of the gripping sleeve Partially due to elastic-restoring force reduces it, realize that the breathing part of gripping sleeve is unclamped tubing, the i.e. present apparatus and completes once to clamp Work.

Further, the gripping sleeve includes mounting head, tubing putting hole is offered in the mounting head, in the installation The breathing part is fixed on one of end face of head, the breathing part is made up of at least two elastic clamping bars, the bullet Property fastening strip is uniformly distributed along the ring of the tubing putting hole.

In said structure, it is polylith that be finely divided for circle by the elastic clamping bar, in the way of line is combined into face pair Tubing is clamped, therefore is easier laminating tube surfaces so that tubing holds tightlier, is difficult to skid.

Further, the spacing between two adjacent elastic clamping bars is proximally gradually incremented by distal end, shape Into " V " type groove, and the inside and outside wall of each elastic clamping bar is disposed as cambered surface.

By cambered surface so that the inwall of elastic clamping bar is more fitted with the surface of tubing, and tubing holds tighter；And by " V " font notch is formd between two adjacent elastic clamping bars, is unclamped again after elastic clamping bar draws in be clamped When, its is Well-recovered, long service life；And the structure of " V " font notch makes the amplitude that elastic clamping bar draws in larger, thus A kind of plastic pipe of the gripping sleeve energy clamping plurality of specifications size of specification, improves utilization rate, reduces the replacing of gripping sleeve Frequency.

Further, the gripping sleeve is fixed on mounting bar, the two ends of the mounting bar respectively with the piston of the cylinder Bar is fixedly connected.

By said structure, gripping sleeve is independently provided separately with mounting bar, more convenient when needed can changed Gripping sleeve.

Further, the taper of the taper sheath inwall is 25 °~35 °.

The taper sheath taper can be according to actual product adjusting range so that gripping sleeve can adapt to 3-4 kind specification products, Reduce clamp-replacing frequency.

Further, in order to reduce difficulty of processing, and the preferably reproducibility of guarantee gripping sleeve upper fastening strip, the folder Tight set uses elastic engineering plastics integrated injection molding.

Remarkable result of the present utility model is：Simple structure, disassembling, assembling and replacing is convenient；It is driven by two cylinders, is grasped Make simple, cost of implementation is low；It is polylith that circle is finely divided, and tubing is clamped in the way of line is combined into face, and folder Tight set uses globoidal structure, is more fitted with the surface of tubing, and tubing holds tighter；Two adjacent elastic clamping bars it Between form " V " font notch, when elastic clamping bar draw in clamp after unclamp again when, its is Well-recovered, long service life；And The structure of " V " font notch make elastic clamping bar draw in amplitude it is larger, thus a kind of specification the gripping sleeve various rule of energy clamping The plastic pipe of lattice size, improves utilization rate, reduces the replacement frequency of gripping sleeve.

Brief description of the drawings

Fig. 1 is structural representation of the present utility model；

Fig. 2 is the right view of Fig. 1；

Fig. 3 is the structural representation of the gripping sleeve；

Fig. 4 is the cooperation schematic diagram of the gripping sleeve and taper sheath.

Specific embodiment

Below in conjunction with the accompanying drawings to specific embodiment of the present utility model and work away from being described in further detail.

As shown in Figures 1 and 2, a kind of many size pipe clamping devices, including the installing plate 1 being fixed in production equipment, Fixing hole is offered at the center of the installing plate 1, taper sheath 2 is mounted with the fixing hole, in the both sides of taper sheath 2 A cylinder 3 is respectively fixed with installing plate 1, the piston rod 4 of each cylinder 3 penetrates the installing plate 1, in two cylinders 3 Piston rod 4 on be fixed with gripping sleeve 5, the gripping sleeve 5 cooperates with the taper sheath 2, when cylinder 3 piston rod 4 stretch When, the breathing part of the gripping sleeve 5 is moved in the bellmouth of the taper sheath 2, and the breathing part of the gripping sleeve 5 is by position Clamp or unclamp in the tubing in the gripping sleeve 5.

From figure 2 it can be seen that the gripping sleeve 5 is fixed on mounting bar 6, the two ends of the mounting bar 6 respectively with it is described The piston rod 4 of cylinder 3 is fixedly connected.

Referring to accompanying drawing 3, the gripping sleeve 5 includes mounting head 51, tubing putting hole 52 is offered in the mounting head 51, The breathing part is fixed on one of end face of the mounting head 51, the breathing part is by three structures of elastic clamping bar 53 Into the elastic clamping bar 53 is uniformly distributed along the ring of the tubing putting hole 52.

From Fig. 3 it can also be seen that two adjacent elastic clamping bars 53 between spacing proximally to distal end by Gradually it is incremented by, forms " V " type groove, and the inside and outside wall of each elastic clamping bar 53 is disposed as cambered surface.

In the present embodiment, the taper of the inwall of the taper sheath 2 is 25 °~35 °.

In the present embodiment, the gripping sleeve 5 uses elastic engineering plastics integrated injection molding.

Referring to accompanying drawing 1 and accompanying drawing 4, the present apparatus when in use, is first put the tubing that tubing is installed on the gripping sleeve 5 Put in hole 52, then control the piston rod 4 of cylinder 3 to shrink, pull gripping sleeve 5 to be moved near the direction of cylinder 3, the clamping The elastic clamping bar 53 of set 5 drives tubing also in the lump to close cylinder side 3 to movement, now, the elastic clamping bar 53 of gripping sleeve 5 From outside to inside toward moving in taper sheath 2, because the size of the internal tapered hole of taper sheath 2 is gradually reduced, therefore three elastic clamping bars 53 gradually draw in taper sheath 2, until clamping tubing；After completion of processing, two piston rods of cylinder 34 stretch out, and drive folder Tight set 5 is moved to the direction away from cylinder 3, and the gripping sleeve 5 drives tubing also in the lump to away from cylinder 3 with elastic clamping bar 53 Direction is moved, and now, elastic clamping bar 53 is gradually backed out taper sheath 2, and the elastic clamping bar 53 makes it due to elastic-restoring force Reduction, unclamps tubing, the i.e. present apparatus and completes once to clamp work.

It is polylith that be finely divided for circle by multiple elastic clamping bars 53 by the present apparatus, to pipe in the way of line is combined into face Material is clamped, and elastic clamping bar 53 uses globoidal structure, is more fitted with the surface of tubing, and tubing holds tighter；Two " V " font notch is formd between the adjacent elastic clamping bar 53, when being unclamped again after elastic clamping bar 53 draws in and clamps, Its is Well-recovered, long service life；And the structure of " V " font notch makes the amplitude that elastic clamping bar 53 draws in larger, thus A kind of plastic pipe of the energy clamping plurality of specifications size of gripping sleeve 5 of specification, improves utilization rate, reduces gripping sleeve 5 more Change frequency.

Claims (6)

1. a kind of many size pipe clamping devices, it is characterised in that：Including the installing plate (1) being fixed in production equipment, at this The center of installing plate (1) offers fixing hole, and taper sheath (2) is mounted with the fixing hole, in taper sheath (2) both sides Installing plate (1) on be respectively fixed with a cylinder (3), the piston rod (4) of each cylinder (3) penetrates the installing plate (1), Gripping sleeve (5) is fixed with two piston rods (4) of cylinder (3), the gripping sleeve (5) cooperates with the taper sheath (2), When the piston rod (4) of cylinder (3) is flexible, the breathing part of the gripping sleeve (5) is moved in the bellmouth of the taper sheath (2) Dynamic, the breathing part of the gripping sleeve (5) will clamp or unclamp positioned at the tubing in the gripping sleeve (5).

2. many size pipe clamping devices according to claim 1, it is characterised in that：The gripping sleeve (5) is including installing Head (51), offers tubing putting hole (52), on one of end face of the mounting head (51) in the mounting head (51) The fixation breathing part, the breathing part is made up of at least two elastic clamping bars (53), elastic clamping bar (53) edge The ring of the tubing putting hole (52) is uniformly distributed.

3. many size pipe clamping devices according to claim 2, it is characterised in that：Two adjacent elastic clampings Spacing between bar (53) is proximally gradually incremented by distal end, formed " V " type groove, and each elastic clamping bar (53) inside and outside wall It is disposed as cambered surface.

4. many size pipe clamping devices according to claim 1 or 2 or 3, it is characterised in that：The gripping sleeve (5) is solid It is scheduled on mounting bar (6), the two ends of the mounting bar (6) are fixedly connected with the piston rod (4) of the cylinder (3) respectively.

5. many size pipe clamping devices according to claim 1, it is characterised in that：The cone of taper sheath (2) inwall Spend is 25 °~35 °.

6. many size pipe clamping devices according to claim 1 and 2, it is characterised in that：The gripping sleeve (5) uses bullet Property engineering plastics integrated injection molding.