CN208276144U - A kind of tube drawing pliers connector sleeve - Google Patents

Abstract

The utility model provides a kind of tube drawing pliers connector sleeve, belongs to tube drawing apparatus field, including body, and the body front end is axially provided with first shaft hole, and the first pin shaft hole through body is arranged radially at the first shaft hole；The first shaft hole be used for tube drawing pliers axis connection, the body rear end is axially provided with the second axis hole；The second pin shaft hole through body is arranged radially at second axis hole；Second axis hole and oil cylinder axis connection.A kind of tube drawing pliers connector sleeve provided by the utility model.The utility model structure is simple, and design is rationally, low in cost, dismounting and change is convenient, easy to repair, and body middle section is entity, supports tube drawing pliers axis and oil cylinder axis by body ontology, the stress of pin shaft is reduced, the service life of pin shaft and connector sleeve is improved, reduces pin shaft abrasion.

Description

A kind of tube drawing pliers connector sleeve

Technical field

The utility model belongs to tube drawing apparatus technical field, is to be related to a kind of tube drawing pliers connector sleeve more specifically.

Background technique

Currently, needing replacing the tube drawing pliers of different size for the cast tube of different size during cast tube tube drawing, and pull out The harmomegathus of pipe wrench jaw is to lean on the flexible pulling tube drawing pliers axis of oil cylinder to realize, and the connection of oil cylinder axis and tube drawing pliers axis is by even For female connector come what is realized, existing common connector sleeve is generally hollow, and connector sleeve stretches out and only lean on when shrinking the shearing force of pin shaft, pin shaft It is prone to wear deformation and cutting, axle sleeve is caused to wear.

Utility model content

The purpose of this utility model is to provide a kind of tube drawing pliers connector sleeves, existing in the prior art existing normal to solve Generally hollow with connector sleeve, the flexible shearing by pin shaft of axis realizes that pin shaft is prone to wear deformation, the skill for causing axle sleeve to wear Art problem.

In order to achieve the above purposes, the technical solution adopted by the utility model is: provides a kind of tube drawing pliers connector sleeve, comprising: Body, the body front end are axially provided with first shaft hole, and the first pin through body is arranged radially at the first shaft hole Axis hole；The first shaft hole be used for tube drawing pliers axis connection, the body rear end is axially provided with the second axis hole；Second axis The second pin shaft hole through body is arranged radially at hole；Second axis hole and oil cylinder axis connection.

Further, the first shaft hole external margin is provided with the first chamfering.

Further, the second axis hole external margin is provided with the second chamfering.

Further, the first shaft hole is adapted with tube drawing pliers axis.

Further, second axis hole is adapted with oil cylinder axis.

Further, the body is metal component.

Further, the body is steel components.

A kind of beneficial effect of tube drawing pliers connector sleeve provided by the utility model is: compared with prior art, this is practical A kind of novel tube drawing pliers connector sleeve, structure is simple, and design is rationally, low in cost, and dismounting and change is convenient, easy to repair, in body Between be partially entity, tube drawing pliers axis and oil cylinder axis are supported by body ontology, reduce the stress of pin shaft, improves pin shaft and connector sleeve Service life reduces pin shaft abrasion.

Detailed description of the invention

It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with It obtains other drawings based on these drawings.

Fig. 1 is a kind of the schematic diagram of the section structure one of tube drawing pliers connector sleeve provided by the embodiment of the utility model；

Fig. 2 is a kind of the schematic diagram of the section structure two of tube drawing pliers connector sleeve provided by the embodiment of the utility model；

Wherein, each appended drawing reference in figure:

1- body；2- first shaft hole；The first pin shaft hole of 3-；The second axis hole of 4-；The second pin shaft hole of 5-；6- tube drawing pliers axis；7- Oil cylinder axis；The first chamfering of 8-；The second chamfering of 9-.

Specific embodiment

In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein It applies example to be only used to explain the utility model, is not used to limit the utility model.

It should be noted that it can be directly another when element is referred to as " being fixed on " or " being set to " another element On one element or indirectly on another element.When an element is known as " being connected to " another element, it can To be directly to another element or be indirectly connected on another element.

It is to be appreciated that term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "vertical", The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is that orientation based on the figure or position are closed System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.

In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more of the features." multiple ", " several " are meant that two in the description of the present invention, It is a or more than two, unless otherwise specifically defined.

Also referring to Fig. 1 and Fig. 2, now a kind of tube drawing pliers connector sleeve provided by the utility model is illustrated.It is a kind of Tube drawing pliers connector sleeve, comprising: body 1,1 front end of body are axially provided with first shaft hole 2, radial direction at the first shaft hole 2 It is provided with the first pin shaft hole 3 through body 1；The first shaft hole 2 with tube drawing pliers axis 6 for connecting, 1 rear axle of body To being provided with the second axis hole 4；The second pin shaft hole 5 through body 1 is arranged radially at second axis hole 4；Second axis Hole 4 is connect with oil cylinder axis 7.

When the utility model is used, connector sleeve is mounted on tube drawing vehicle, first shaft hole 2 connects tube drawing pliers axis 6, when pulling out When pipe wrench tube drawing, tube drawing pliers pincers are axial to be pushed forward tensioner, and tube drawing pliers jaw enters in pipe die, when tube drawing pliers spreading stay tube, oil cylinder axis 7 It stretches out, oil cylinder axis 7 is connect with the second axis hole 4, and 6, tube drawing pliers axis are pressed on the first shaft hole 2 of connector sleeve with 7, oil cylinder axis simultaneously On the bottom face of the second axis hole 4, the bottom end face of first shaft hole 2 and the second axis hole 4 bears thrust, relies on tube drawing pliers spreading The power mobile of tube drawing vehicle extracts pipe from pipe die, and after pipe is pulled out pipe die, oil cylinder axis 7 is retracted, in entire tube drawing mistake Cheng Zhong, required thrust is big when tube drawing pliers spreading, and required pulling force is small when contraction, and pin shaft only serves connection function, when jaw is shunk, Pin bearing is sheared.It, cannot be two-way using other shaft couplings such as flange etc. since tube drawing pliers axis 6 will realize flexible two movements Stress can only use cylinder-shaped pin shaft to connect among the utility model body 1 as entity, support tube drawing pliers axis 6 by 1 ontology of body With oil cylinder axis 7, tensioner can be pushed away, draws and shrinks tube drawing pliers, and is moved axially when tube drawing process is in rotation, and is moved back in rotation Out, when guaranteeing tube drawing pliers tube drawing, jaw tensioner extracts cast tube from pipe die, reduces pin shaft stress, improves pin shaft and connector sleeve Service life.

A kind of beneficial effect of tube drawing pliers connector sleeve provided by the utility model is: compared with prior art, this is practical A kind of novel tube drawing pliers connector sleeve, structure is simple, and design is rationally, low in cost, and dismounting and change is convenient, easy to repair, in body 1 Between be partially entity, tube drawing pliers axis 6 and oil cylinder axis 7 are supported by 1 ontology of body, reduce the stress of pin shaft, improves pin shaft and connection The service life of set reduces pin shaft abrasion.

Further, also referring to Fig. 1 and Fig. 2, as a kind of tube drawing pliers connector sleeve provided by the utility model one Kind specific embodiment, 2 external margin of first shaft hole are provided with the first chamfering 8；Chamfering plays guiding role, guarantees tube drawing Pincers axis 6 can smoothly enter into first shaft hole 2, avoid rigid collision that tube drawing pliers axis 6 is caused to damage.

Further, also referring to Fig. 1 and Fig. 2, as a kind of tube drawing pliers connector sleeve provided by the utility model one Kind specific embodiment, 4 external margin of the second axis hole are provided with the second chamfering 9；Chamfering plays guiding role, guarantees oil cylinder Axis 7 can smoothly enter into the second axis hole 4, avoid rigid collision that oil cylinder axis 7 is caused to damage.

Further, also referring to Fig. 1 and Fig. 2, as a kind of tube drawing pliers connector sleeve provided by the utility model one Kind specific embodiment, the first shaft hole 2 are adapted with tube drawing pliers axis 6；Guarantee that first shaft hole 2 is connect tightly with tube drawing pliers axis 6 Close, uniform force guarantees going on smoothly for tube drawing process.

Further, also referring to Fig. 1 and Fig. 2, as a kind of tube drawing pliers connector sleeve provided by the utility model one Kind specific embodiment, second axis hole 4 are adapted with oil cylinder axis 7；Guarantee that the second axis hole 4 is completely embedded with oil cylinder axis 7, by Power is uniform, guarantees going on smoothly for tube drawing process.

Further, also referring to Fig. 1 and Fig. 2, as a kind of tube drawing pliers connector sleeve provided by the utility model one Kind specific embodiment, the body 1 are metal component；Body 1 supports tube drawing pliers axis 6 and oil cylinder axis 7 during tube drawing, must The all stronger metal component of stiffness and strength need be selected, the bidirectional stress during tube drawing could be born.

Further, also referring to Fig. 1 and Fig. 2, as a kind of tube drawing pliers connector sleeve provided by the utility model one Kind specific embodiment, the body 1 are steel components；Steel components stiffness and strength are all stronger, are entirely capable of bearing tube drawing Bidirectional stress in the process guarantees that tube drawing process is gone on smoothly.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model Protection scope within.

Claims (7)

1. a kind of tube drawing pliers connector sleeve, including body, it is characterised in that: the body front end is axially provided with first shaft hole, institute State the first pin shaft hole being arranged radially at first shaft hole through body；The first shaft hole is used for and tube drawing pliers axis connection, institute It states body rear end and is axially provided with the second axis hole；The second pin shaft hole through body is arranged radially at second axis hole；Institute State the second axis hole and oil cylinder axis connection.

2. a kind of tube drawing pliers connector sleeve as described in claim 1, it is characterised in that: the first shaft hole external margin is provided with First chamfering.

3. a kind of tube drawing pliers connector sleeve as claimed in claim 1 or 2, it is characterised in that: the second axis hole external margin is set It is equipped with the second chamfering.

4. a kind of tube drawing pliers connector sleeve as claimed in claim 3, it is characterised in that: the first shaft hole is mutually fitted with tube drawing pliers axis Match.

5. a kind of tube drawing pliers connector sleeve as claimed in claim 4, it is characterised in that: second axis hole is mutually fitted with oil cylinder axis Match.

6. a kind of tube drawing pliers connector sleeve as claimed in claim 5, it is characterised in that: the body is metal component.

7. a kind of tube drawing pliers connector sleeve as claimed in claim 6, it is characterised in that: the body is steel components.