TWM499293U - Lightweight type pipe fitting crimping pliers - Google Patents

Description

Lightweight pipe crimping pliers

This creation is about plastic molding devices, especially a lightweight pipe fitting crimping pliers.

In the prior art, the crimping operation between different pipe fittings usually uses a modular device, which usually has two pressing modules arranged on a heavy base, and two pipe fittings to be crimped are placed in two In the press-fit module, sufficient pressure is generated by oil pressure or other means, and the two crimping pipe members are crimped together with the joint member. The disadvantage is that the weight of the device is cumbersome, and the volume is large, and the relative operating cost is also high.

Therefore, if the weight and volume of the crimping device can be effectively reduced, the same crimping effect can be achieved, the cost can be reduced, and the operation is more convenient and lighter. Therefore, the present invention hopes to propose a brand-new lightweight pipe crimping pliers. To solve the shortcomings of the prior art.

Therefore, the purpose of the present invention is to solve the above-mentioned problems in the prior art, and to provide a lightweight pipe fitting crimping pliers, which has the advantage of directly utilizing the clamping action of the left pliers piece and the right pliers piece to press-fit the pipe fittings. Work, so it can be simplified The program is completed and the extrusion bonding work is completed quickly. The structure is quite light and compact, and the crimping operation is directly performed by the clamp type structure, which can effectively save the cost by breaking through the cumbersome and bulky modular crimping equipment.

In order to achieve the above object, a lightweight tubular crimping pliers is proposed in the present invention, comprising: a left pliers having an approximately semi-hexagonal notch, the left pliers comprising a through hole for the parts to penetrate The left pliers member is rotatable about the through hole; a right pliers member having an approximately semi-hexagonal notch, the right pliers member including a through hole for the component to penetrate, such that The right pliers member can rotate the through hole as an axis; wherein the left pliers member and the right pliers member are mutually symmetrical structures, and the notch of the left pliers member and the notch of the right pliers member can form a complete approximation a hexagonal opening; a fixed combination piece for fixing the left jaw piece and the right jaw piece, the two fixed combination pieces each having two perforations, one of the two fixed combination pieces being attached to the One side of the left pliers member and the right pliers member, another fixed combination piece is attached to the other side of the left pliers member and the right pliers member; and the second fixing pin includes a left pin and a right pin. The left pin passes through the through hole of the left pliers and the perforation of the two fixed combination pieces, and the right pin is threaded through The through hole of the right pliers member and the through hole of the two fixed combination pieces, so that the left pliers piece can be rotated by the left pin as an axis, and the right plier piece can be rotated by the right pin as an axis; the left pliers piece And clamping the right pliers member by using the contour shape of the notch and the clamping force of the clamping to press the coupling member and the engaging tubular member into a shape corresponding to the notch, and generating a bonding force to the bonding member The joint pipe members are press-joined together.

The features of the present invention and its advantages can be further understood from the description below, and please refer to the attached drawings when reading.

10‧‧‧ Left pliers

20‧‧‧Right pliers

30‧‧‧ Notch

31‧‧‧ annular groove

40‧‧‧Fixed combination

50‧‧‧fixed latch

60‧‧‧ resilient components

Figure 1 shows a perspective view of the structure of the present case.

Figure 2 shows a plan view of the structure of the present case.

Figure 3 shows a side view of the structure of the present case.

Figure 4 shows a top view of the structure of the present invention showing the annular groove.

Figure 5 shows a perspective view of the structure of the present case, wherein the left pliers member and the right pliers member are in an open state.

Figure 6 shows a plan view of the structure in which the left pliers member and the right pliers member are in an open state.

In view of the structural composition of the case, and the functions and advantages that can be produced, in conjunction with the drawings, a preferred embodiment of the present invention is described in detail below.

Referring to Figures 1 to 6, the lightweight tubular crimping pliers of the present invention are shown, comprising the following components: a left pliers member 10 having an approximately semi-hexagonal recess 30, the recess The middle portion of the mouth 30 further has an annular groove 31 for pressing the object. The left pliers member 10 includes a through hole for the member to penetrate, so that the left pliers member 10 can have the through hole. Rotate for the axis.

a right pliers member 20 having an approximately semi-hexagonal notch 30, the intermediate portion of the notch 30 further having an annular groove 31 for pressing the object, The right pliers member 20 includes a through hole for the component to penetrate, so that the right pliers member 20 can be rotated by the through hole.

The notch 30 can also be other suitable shapes, and can be adjusted according to the requirements of the crimping or the material of the pipe to achieve the best joint effect.

Preferably, the annular groove 31 has a semicircular shape.

The left pliers member 10 and the right pliers member 20 are mutually symmetrical. The notch 30 of the left pliers member 10 and the notch 30 of the right pliers member 20 can form a complete approximately hexagonal opening.

The two fixed combination sheets 40 are used for fixing the left jaw member 10 and the right jaw member 20. The two fixed combination sheets 40 each have two perforations, and one of the two fixed combination sheets 40 is attached to the left. On one side of the pliers member 10 and the right pliers member 20, another fixed combination piece 40 is attached to the other side of the left pliers member 10 and the right pliers member 20.

The second latch 50 includes a left latch 50 and a right latch 50. The left latch 50 passes through the through hole of the left clamp 10 and the through hole of the two fixed combination pieces 40. The right latch 50 passes through the right. The through hole of the pliers member 20 and the through hole of the two fixed combination pieces 40, so that the left pliers member 10 can rotate the left pin 50 as an axis, and the right pliers member 20 can rotate the right pin 50 as an axis. Make this The left pliers member 10 and the notch 30 of the right pliers member 20 can be brought into contact with each other to form a complete port or separate opening.

An elastic member 60 is coupled between the left pliers member 10 and the right pliers member 20, so that when the left pliers member 10 and the right pliers member 20 are rotated by the two fixing pins 50, the elastic force is The element 60 will be compressed, thus creating an elastic force that provides the left pliers 10 and the right pliers 20 with the ability to return to their original position.

When the left pliers member 10 and the right pliers member 20 are clamped, the notch 30 of the left pliers member 10 and the notch 30 of the right pliers member 20 can be used to squeeze a coupling member and a joint pipe member, and the notch 30 is utilized. The contoured shape and the clamping force clamp the binding member and the engaging tubular member into a shape corresponding to the notch 30, and an engaging force is generated to press-engage the coupling member with the engaging tubular member.

In use, the left pliers member 10 and the right pliers member 20 are first rotated to open, and then the coupling member is placed between the two tubular members, and then placed in the concave portion of the left pliers member 10 and the right pliers member 20. In the mouth 30, the left pliers member 10 and the right pliers member 20 are then clamped, thereby completing the work of press-engaging the two pipe members.

The advantage of the present case is that the clamping force of the pipe fitting is directly utilized by the clamping action of the left pliers piece and the right pliers piece, thereby simplifying the manufacturing process and quickly completing the extrusion joining work, and the structure is quite light, using the pliers type. The structure directly performs the crimping operation, and breaks through the cumbersome and bulky modular crimping equipment in the past, which can effectively save costs.

In summary, the innovative design of this case is quite in line with actual needs. The specific improvement of the existing defects is obviously a breakthrough improvement advantage compared with the prior art, and it has an improvement in efficacy and is not easy to achieve. The case has not been disclosed or disclosed in domestic and foreign literature and market, and has complied with the provisions of the Patent Law.

The detailed description above is a detailed description of one of the possible embodiments of the present invention, and the embodiment is not intended to limit the scope of the patents, and the equivalent implementations or modifications that are not included in the spirit of the present invention should be included in The patent scope of this case.

10‧‧‧ Left pliers

20‧‧‧Right pliers

30‧‧‧ Notch

40‧‧‧Fixed combination

50‧‧‧fixed latch

Claims (5)

A lightweight tubular crimping pliers comprising: a left pliers member having a recess, the left pliers member including a through hole for the component to penetrate, such that the left pliers member can be the through hole And rotating; a right pliers member, the right pliers member has a notch, the right pliers member includes a through hole for the component to penetrate, such that the right pliers member can be rotated by the through hole; wherein the left pliers member And the right pliers member is symmetrical structure, the notch of the left pliers member and the notch of the right pliers member can form a complete port; the second fixed combination piece is used for fixing the left pliers member and the right For the pliers, the two fixed combination sheets each have two perforations, one of the two fixed combination sheets is attached to one side of the left pliers piece and the right pliers piece, and the other fixed combination piece is attached to the plier piece. The left side clamp member and the other side of the right clamp member; the second fixed latch includes a left latch and a right latch, the left latch passes through the through hole of the left clamp member and the through hole of the two fixed combination pieces, The right pin passes through the through hole of the right pliers and the perforation of the two fixed combination pieces, so the left pliers can be the left pin Rotating the heart, and the right pliers member can rotate the right pin for the axis; so that the notch of the left pliers member and the notch of the right pliers member can be in contact with each other to form a complete port or separate opening. When the left pliers member and the right pliers member are clamped, the recess of the left pliers member and the notch of the right pliers member can be utilized to form a pressing engagement force to join the objects together. For example, the lightweight pipe fitting crimping pliers of claim 1 of the patent scope, wherein The notch is approximately semi-hexagonal in shape, and the notch of the left pliers and the notch of the right pliers may form a complete approximately hexagonal opening. A lightweight tubular crimping pliers according to claim 1 or 2, wherein the recess has an annular groove in the middle portion. A lightweight tubular crimping pliers according to claim 3, wherein the annular groove has a semicircular profile. The lightweight pipe fitting crimping tool of claim 1, wherein the elastic component is further included, and the elastic component is coupled between the left pliers and the right pliers, so when the left pliers and the right pliers When the piece is rotated by the two fixing pins, the elastic element is compressed, so that the elastic force is generated to enable the left jaw piece and the right piece piece to have the ability to return to the original position.