CN214078895U - Mould dismounting structure of crimping machine - Google Patents

Abstract

The utility model relates to a mould dismounting structure of a crimping machine, which comprises at least two moulds for crimping pipe fittings, wherein the moulds are uniformly distributed along the circumferential direction of the pipe fittings and are fan-shaped, and all the moulds are spliced into a cylinder with an inner diameter; and the mounting seats correspond to the dies, each mounting seat is detachably connected with the dies through a dismounting assembly, and when the dismounting assembly moves along the radial direction of the mounting seat, the mounting seat and the dies are in a movable state. The application provides a withhold quick-witted mould dismantlement structure, when having to withhold different diameter pipe fittings, change mould convenient and fast.

Description

Mould dismounting structure of crimping machine

Technical Field

The utility model belongs to the technical field of the technique of withholding machine design and manufacture and specifically relates to a withholding machine mould dismantles structure.

Background

The buckling and pressing machine is a hydraulic device for buckling and pressing a pipe fitting assembly, and is used for firmly buckling and pressing a matched metal joint on a matched high-pressure oil pipe for engineering machinery or a brake pipe, an engine oil pipe, an air conditioner pipe and a power pipe on an automobile by applying a contraction force on a die of the buckling and pressing machine. The crimping machine is suitable for crimping of various mechanical high-low pressure oil pipes, air pipes, water pipes, cable joints, automobile air conditioning pipes, automobile power steering pipes, engine oil pipes, automobile oil supply pipes, building accessories and daily hot water air pipes, and is widely applied to the industries of vehicles, engineering machinery, hydraulic machinery, welding and cutting equipment and the like.

The horizontal crimping machine is a common device for crimping pipelines, and a mold needs to be replaced in the using process of the horizontal crimping machine so as to adapt to different pipe bodies. Generally, the crimping of a workpiece is completed by the combined action of dies divided into even number of blocks, for example, 8 blocks, 10 blocks and 12 blocks, and each die is installed on a die installation seat, if a pipe body with different execution is to be crimped, the die with the corresponding diameter needs to be replaced, and the replacement of the die in the prior art is particularly difficult and the disassembly and assembly time is long.

SUMMERY OF THE UTILITY MODEL

Solve the technical problem, an object of the utility model is to provide a withhold quick-witted mould dismantlement structure, when having to withhold different diameter pipe fittings, change mould convenient and fast.

The technical scheme of the utility model as follows:

a mould dismounting structure of a crimping machine comprises at least two moulds for crimping a pipe fitting, wherein the moulds are uniformly distributed along the circumferential direction of the pipe fitting and are fan-shaped, and all the moulds are spliced into a cylinder with an inner diameter;

and the mounting seats correspond to the dies, each mounting seat is detachably connected with the dies through a dismounting assembly, and when the dismounting assembly moves along the radial direction of the mounting seat, the mounting seat and the dies are in a movable state.

Preferably, the disassembling component comprises a pin shaft with one end matched with the mold, and the outer wall of the pin shaft is clamped with the mounting seat;

and a locking unit limiting the movement of the pin shaft along the axial direction thereof.

Preferably, the other end of the pin shaft is provided with a clamping piece;

the locking unit comprises a lock catch with one end clamped with the clamping piece;

one end of the transverse pin is connected with the other end of the lock catch;

and the nut is arranged at the other end of the transverse pin, and the outer wall of the nut is in threaded connection with the mounting seat.

Preferably, the lock catch is a U-shaped shifting fork, the clamping piece is a first short shaft clamped by the outer arm and the U-shaped shifting fork, a blocking piece is arranged on the end portion of the first short shaft, and the blocking piece is arranged below the U-shaped shifting fork.

Preferably, a first accommodating cavity is formed in the mounting seat, and the first accommodating cavity is used for accommodating a fourth spring;

the fourth spring is sleeved on the outer wall of the transverse pin, one end of the fourth spring abuts against the end portion of the nut, and the other end of the fourth spring abuts against the side wall of the accommodating cavity.

The utility model provides a withhold quick-witted mould and dismantle structure, including the mould that is used for withholding the pipe fitting, the mould is equipped with two at least along the circumferencial direction equipartition of pipe fitting, and the mould is fan-shaped, and all moulds splice into the cylinder that has the internal diameter to and correspond the mount pad that sets up with the mould, every mount pad can dismantle with the mould through the dismantlement subassembly and be connected, follows when the dismantlement subassembly during the radial direction of mount pad removes, the mount pad is in portable state with the mould. Compared with the prior art, the structure is dismantled to withholding machine mould that this application provided, every mount pad all can be dismantled with the mould through dismantling the subassembly and be connected with the mould, in case dismantle the subassembly and remove along the radial direction of mount pad, just can dismantle the mould from the mount pad. Consequently, the structure is dismantled to withholding machine mould that this application provided, when having to withhold different diameter pipe fittings, change mould convenient and fast.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic structural view of a die dismounting structure of a crimping machine according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a disassembly structure of a crimping machine mold according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a disassembly structure of a crimping machine mold according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a detachment assembly according to an embodiment of the present invention;

fig. 5 is a cross-sectional view of a detachment assembly according to an embodiment of the present invention.

Reference numbers in the drawings illustrate: 1. a mold; 22. a mounting seat; 23. disassembling the assembly; 24. a pin shaft; 25. a fastener; 26. a transverse pin; 27. a nut; 28. locking; 29. a first minor axis; 30. a blocking member; 31. and a fourth spring.

Detailed Description

In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

In the description of the present invention, it is to be understood that the terms "upper", "lower", and the like, indicate orientations or positional relationships, and are used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

Please show as fig. 1 to 5, the utility model provides a withhold quick-witted mould dismantlement structure, including the mould 1 that is used for withholding the pipe fitting, mould 1 is equipped with two at least along the circumferencial direction equipartition of pipe fitting, and mould 1 is fan-shaped, and all moulds 1 splice into the cylinder that has the internal diameter to and the mount pad 22 that corresponds the setting with mould 1, and every mount pad 22 can be dismantled with mould 1 through detaching assembly 23 and be connected, when detaching assembly 23 edge when the radial direction of mount pad 22 removes, mount pad 22 is in portable state with mould 1. Compared with the prior art, the structure is dismantled to withholding machine mould that this application provided, every mount pad 22 all can be dismantled with mould 1 through dismantling subassembly 23 and be connected with mould 1, in case dismantle subassembly 23 along the radial direction removal of mount pad 22, just can dismantle mould 1 from mount pad 22. Consequently, the structure is dismantled to withholding machine mould that this application provided, when having detained and withhold different diameter pipe fittings, change 1 convenient and fast of mould.

The disassembling component 23 comprises a pin 24 with one end matched with the die 1, the outer wall of the pin 24 is clamped with the mounting seat 22, and a locking unit for limiting the pin 24 to move along the axial direction. At this time, the axis of the pin shaft 24 is parallel to the radial direction of the mounting seat 22, wherein the outer wall of the pin shaft 24 is clamped with the mounting seat 22, and a tensioning mode or a threaded connection mode can be adopted. The locking unit enables the die 1 to always have the tension force provided by the pin 24 through locking the pin 24, and further enables the die 1 and the mounting seat 22 to be fixed in position.

Preferably, the other end of the pin 24 is provided with a clamping piece 25, the locking unit comprises a lock catch 28 with one end clamped with the clamping piece 25, a cross pin 26 with one end connected with the other end of the lock catch 28, and a nut 27 arranged at the other end of the cross pin 26, and the outer wall of the nut 27 is in threaded connection with the mounting seat 22. The nut 27 is connected with the mounting seat 22 in a threaded manner, and the lock 28 is clamped with the clamping piece 25, and the two jointly act to provide tension for the pin shaft 24, so that the die 1 and the mounting seat 22 are fixed in position. When outwards extracting transverse pin 26 a little, hasp 28 and fastener 25 no longer the joint, along the radial direction of mount pad 22, can easily extract round pin axle 24 (easily upset nut 27 promptly for nut 27 and mount pad 22 are not at threaded connection), and then realize the quick dismantlement of mould 1, and on the same hand, install above-mentioned mode, as long as let hasp 28 and fastener 25 be in the chucking state, mould 1 and mount pad 22 rigidity just can realize the quick installation of mould 1.

The utility model provides an in the embodiment, hasp 28 is U type shift fork, and fastener 25 is the first minor axis 29 of outer arm and U type shift fork joint, is equipped with on the tip of first minor axis 29 to block piece 30, blocks the below that U type shift fork was located to piece 30. Preferably, the diameter of the first short shaft 29 is set to be smaller than that of the pin shaft 24, and the outer diameter of the blocking member 30 is larger than that of the pin shaft 24, so that the first short shaft 29 can be conveniently and rapidly clamped with the U-shaped shifting fork, and the installation speed of the die 1 is improved. On the other hand, the stopper 30 can restrict the axial direction movement of the pin 24.

Wherein, the inside first chamber that holds that is equipped with of mount pad 22, the first chamber that holds is used for holding fourth spring 31, and fourth spring 31 overlaps and locates on the outer wall of horizontal pin 26, and fourth spring 31 one end supports by the tip in nut 27, and the other end supports by the lateral wall in holding the chamber. The fourth spring 31 and the fourth spring 31 are configured to convert the compression potential energy of the fourth spring 31 into the kinetic energy of the lateral pin 26, and when the lateral pin 26 is pulled out, the fourth spring 31 can increase the moving speed of the lateral pin 26, thereby increasing the speed of detaching the mold 1.

The embodiments in the present specification are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same or similar parts in the embodiments are referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (5)

1. The mould dismounting structure of the crimping machine is characterized by comprising at least two moulds (1) for crimping a pipe fitting, wherein the moulds (1) are uniformly distributed along the circumferential direction of the pipe fitting, the moulds (1) are fan-shaped, and all the moulds (1) are spliced into a cylinder with an inner diameter;

and the mounting seats (22) are correspondingly arranged on the die (1), each mounting seat (22) is detachably connected with the die (1) through a dismounting component (23), and when the dismounting component (23) moves along the radial direction of the mounting seat (22), the mounting seats (22) and the die (1) are in a movable state.

2. The crimping machine die dismounting structure according to claim 1, wherein the dismounting assembly (23) comprises a pin shaft (24) with one end matched with the die (1), and the outer wall of the pin shaft (24) is clamped with the mounting seat (22);

and a locking unit that restricts the movement of the pin (24) in the axial direction thereof.

3. The crimping machine die dismounting structure according to claim 2, wherein a clamping piece (25) is provided on the other end of the pin shaft (24);

the locking unit comprises a lock catch (28) with one end clamped with the clamping piece (25);

a cross pin (26) with one end connected with the other end of the lock catch (28);

and the nut (27) is arranged at the other end of the transverse pin (26), and the outer wall of the nut (27) is connected with the mounting seat (22) in a threaded mode.

4. The structure of disassembling the dies of the crimping machine according to claim 3, characterized in that the lock catch (28) is a U-shaped shifting fork, the clamping member (25) is a first short shaft (29) with an outer arm clamped with the U-shaped shifting fork, a blocking member (30) is arranged on the end of the first short shaft (29), and the blocking member (30) is arranged below the U-shaped shifting fork.

5. The crimping machine die dismounting structure according to claim 4, wherein a first accommodating cavity is arranged inside the mounting seat (22) and is used for accommodating a fourth spring (31);

the fourth spring (31) is sleeved on the outer wall of the transverse pin (26), one end of the fourth spring (31) abuts against the end part of the nut (27), and the other end of the fourth spring (31) abuts against the side wall of the accommodating cavity.

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