TWM531885U - Wire crimper - Google Patents

Description

Crimping Tool

The present invention relates to a crimping tool, which is a tool used in the field of tools for crimping a terminal to a wire. The main feature is to provide a user with easy carrying, and a certain degree of rigidity to maintain smooth operation, which is a practical Excellent creation.

In today's booming industry, unnamed workers who maintain the operation of machinery and electrical equipment have a lot of operations, such as businesses, stores, factories, etc., so regular maintenance, maintenance, and inspections are the tasks that these workers must do every day. First, the best tool for these workers is the toolbox at hand. The toolbox is filled with a variety of tools, such as wire cutters, crimping tools, screwdrivers, wrenches, etc. The type of tool is responsible for the different construction forms. Among them, the crimping tools are used to connect the general wire to the mechanical and electrical equipment. The common crimping tools are nothing more than two pivoting. a clamp, one end of each of the clamps is provided with a grip portion that is gripped by a user, and the other end of one of the clamps has a plurality of grooves of different sizes and widths, and the other clamp corresponds to The groove will be convexly provided with corresponding bumps. When the user wants to electrically connect the wire to the mechanical and electrical equipment, the crimping terminal must be used. The general crimping section has a sleeve at one end and the other end. Has an engagement portion, the sleeve is mounted to the wire has been allocated, and when the engaging portion is provided at a position on a group of machinery, electrical equipment to be connected to the wire, because most of the crimp terminal is made of metal, so that the crimp terminal After the combination with the wire is completed, the crimping tool can be used to fix the wire and the crimping terminal, and the bending and the groove of the clamp of the crimping tool are used to apply force to squeeze the sleeve and deform. As a result, the sleeve of the crimping terminal can be tightly fixed to the wire. Although the crimping tool can provide electrical connection between the wire and the mechanical and electrical equipment, it has some defects, so please refer to the following.

Please refer to the Republic of China Patent Publication No. M275926 "Modification of Crimping Tools", which is mainly composed of two opposite first handles, a second handle, a spring element, two opposite first tool parts, and a first tool part, wherein The front end of the first handle is provided with a connecting hole, a coupling hole is arranged at the rear side, and a fastening groove is arranged at the inner side. The opposite position of the second handle is also provided with a linking hole and a coupling hole, and the inner side is provided with a long length. The strip-shaped pivoting groove, the two connecting holes and the coupling hole are respectively matched with a pivoting member, and the fastening groove and the pivoting groove are matched with a fastening member, and the rear end of the first tool portion is provided with a coupling hole, and the central portion is provided There is a pivoting hole, a shearing edge is arranged on one side of the middle section, a shearing groove is provided on the opposite side of the other side, and a plurality of crimping grooves are arranged on the opposite side of the front side, and the other pivoting holes are matched with bolts and The nut, with the above structure, can be used with the bonding wire and the bonding head, and can also be used for cutting the wire.

The above-mentioned crimping pliers have many functions, but most of the use of the first tool part and the second tool part are made of pure iron. Generally, the tool made of pure iron is carried by the user. The level is too heavy and inconvenient, not to mention the price of iron in today's market is not high, the production and processing is also extremely difficult due to the hardness of iron, so many related fields of the industry will further the first tool and the second tool The use of aluminum metal with appropriate hardness has reduced the user's carrying weight and reduced the price. However, there is a more serious problem. Aluminum is a highly ductile metal. The first tool part and the second tool part are made of aluminum If the user under the construction operation, the first tool portion and the second tool portion are subjected to a great pressure at the pivotal position, resulting in deformation of the first tool portion and the second tool portion, and not only In the pivotal position, deformation occurs in other pivoted parts, which causes problems such as the inability of the entire crimping tool to be used. Therefore, according to the above problems, the relevant industry must seriously consider how to improve the current crimping pliers to be light weight and have appropriate rigidity without deformation.

In view of the above-mentioned lack of conventional knowledge, the creator invested a lot of time to study relevant knowledge, and compared various advantages and disadvantages, research and development of related products, and many experiments and tests, and finally launched a "pressure line" The pliers improve the above-mentioned missing to meet the needs of the public.

The main purpose of the present invention is to provide the user with the ability to wear with a light weight, and also to have a certain degree of rigidity in use, to provide users with smooth operation; As mentioned in the above, the general crimping pliers have an overall weight due to the iron problem, which causes the user to be inconvenient to carry, and is made of aluminum metal for weight reduction, but causes the force to be applied during operation. Problems such as deformation due to pressing.

In order to achieve the above-mentioned purpose and effect, the present invention provides a crimping tool for clamping a crimping terminal to deform a fixed wiring material, comprising: a first clamp, a second clamp and a third clamp, the first The clamp, the second clamp and the third clamp each have two clips, and the two clips of the first clamp are arranged at a pitch; the two clips of the third clamp are arranged at a pitch; and the two clips of the second clamp have one end at a mutual The affixed portion is partially inserted between the two clips of the first jig, partially exposed outside the first jig and inserted between the two clips of the third jig, and the other end of the second jig is bent outward and spaced apart Setting; another One end of the clamp and the second clamp is pivotally connected to a driving section, and the first clamp is a holding section at one end opposite to the driving section, and the holding section and the third clamp are provided with a second spring. One end of each of the sleeves is sleeved with a gripping rubber sleeve; the driving section of the first clamp and the second clamp have a spacing position, and a pressure module is further sleeved respectively, and each pressure module is recessed on the corresponding side to have a plurality of different a die groove of a size, and a pressing block is further protruded between each cavity of the pressure module and the cavity, and each pressing block of each pressure module corresponds to a cavity of another pressure module; a brake component is distributed Installed between the clips of the first jig, the second jig, and the third jig; and the clips of the first jig, the second jig, and the third jig are overlapped with each other, and the first jig, the first The two clamps and the brake assembly are respectively provided with a penetrating through hole; the brake assembly further includes a first pivot piece, a second pivot piece, a steering piece, a first spring and a first a second spring, the first pivot piece and the second pivot piece are located in the first clamp Between the two clips of the third clamp, and the first pivot piece and the second pivot piece overlap each other and are pivotally connected by at least two pins, and the second pivot piece corresponds to one end of the third clamp further at the end edge a tooth row is arranged, and one end of the second pivot piece in the two clips of the first clamp is further engaged with one end of the first spring, and the other end of the first spring is fastened to the first clamp An auxiliary rib in the second clip; the direction guiding piece is disposed in the two clips of the third clamp, and the direction guiding piece is pivotally connected by at least one latch, and the steering piece further comprises a dial portion, a latching portion and a fastening portion, wherein the dial portion is exposed outside the third clamp, and the latching portion is engaged with the tooth row when the first clamp is engaged with the third clamp, and the fastening portion is further engaged Attached to one end of the second spring, the other end of the second spring is fastened to one of the two clips located in the second clip of the third clamp; the plurality of reinforcing rings are respectively pressed into the respective pivot holes, and The ring diameter of each reinforcing ring is larger than the diameter of each pivot hole, and the hardness of each reinforcing ring is greater than each clip; and plural Pin, respectively throughout each stiffener ring, and two ends of each pin are provided with a recessed annular groove, A plurality of C buckles are further disposed on the ring grooves of each of the pins and attached to the clips; wherein the reinforcing rings are pressed into the pivot holes, thereby increasing the stress of each clip, and then matching the settings of the pins The pivoting between the first jig, the second jig, and the third jig is achieved, and the deformation of the crimp terminal is surely clamped to be fixed to the wire.

According to the technical features described in the above-mentioned present application, a further technique is that each reinforcing ring further includes an inner annular surface, an outer annular surface and two side annular surfaces, and the diameter of each reinforcing ring is defined as an H, each pivot hole The diameter is defined as a D, and H>D, and when the reinforcing rings are pressed into the respective pivot holes, the distance of the outer ring faces is (HD)/2, and the outer ring faces of the reinforcing rings are pressed closely. Corresponding to the inner wall of the corresponding pivot hole, and each reinforcing ring is pressed against the inner hole wall of the installed pivot hole and is tightly installed.

According to the technical features described in the above-mentioned present application, a further technique is that each C-ring further includes a notch and a plurality of bumps, the notches being formed in any section of the C-ring, and the bumps are It protrudes from the inner wall of the C-ring and is embedded in the ring groove of each pin.

In combination with the technical features described above for the present invention, the advantages are as follows: 1. The reinforcing rings are pressed into the respective pivot holes of the first jig, the second jig, and the third jig, thereby increasing The pre-stress of each clamp allows the user to withstand greater force than the original between the first clamp, the second clamp and the third clamp while the operation is being performed, and prevent the denaturation of each clip. Second, each reinforcing ring enhanced by the setting of each pin assists the prestress of each clip, and the tight fit between each pin and each reinforcing ring not only enhances the use of the reinforcing ring, but also prevents the application between the clamps. Disintegration. Third, by holding the rubber sleeve, the user can provide a fastening grip to prevent falling off. Fourth, through the clips, the soft metal is matched with the reinforcing ring, and the pin is made of a hard metal, so that the user can be lightweight in carrying, but not enough rigidity. Avoid deformation problems during operation. Therefore, this creation can be said to be a kind of practical and progressive creation, which is worthy of promotion by the industry and publicized to the public.

(10)‧‧‧Crimping terminal

(1)‧‧‧First fixture

(11) ‧‧‧Drive segment

(12) ‧‧‧ Holding section

(2) ‧‧‧second fixture

(21)‧‧‧ Holding rubber sleeve

(3) ‧ ‧ third fixture

(4)‧‧‧ Clips

(41)‧‧‧ Pressure Module

(411)‧‧‧Mold slot

(412) ‧‧‧Forcing block

(5) ‧‧‧Brake components

(51)‧‧‧First pivot

(52) ‧‧‧Second pivot

(521)‧‧‧ teeth row

(53) ‧‧‧ control film

(531) ‧‧ ‧ Department

(532)‧‧‧ teeth

(533)‧‧‧Deduction Department

(54)‧‧‧First spring

(55)‧‧‧Second spring

(56) ‧‧‧Auxiliary ribs

(57)‧‧‧Timber bars

(6) ‧‧‧ pivot hole

(7) ‧‧‧ Strengthening ring

(71)‧‧‧ Inner torus

(72) ‧ ‧ outer annulus

(73)‧‧‧ side torus

(8)‧‧‧Tratch

(81) ‧‧‧ Ring groove

(9) ‧‧‧C buckle

(91) ‧ ‧ gap

(92)‧‧‧Bumps

The first figure is a three-dimensional exploded view of the creation part.

The second figure is a partially enlarged schematic view of the first figure.

The third figure is a schematic diagram of the decomposition of the toroidal surface outside the reinforcing ring of the second figure and corresponding to the pivot hole.

The fourth figure is a schematic cross-sectional view of the outward expansion stress of the reinforcing ring after the assembly of the third figure is completed.

The fifth picture is a three-dimensional diagram of the creation.

The sixth figure is a perspective exploded view of the fifth figure.

The seventh figure is a three-dimensional exploded view of the creation of the plug and the C buckle.

The eighth figure is a schematic diagram of the use state of the pressure crimping terminal of the present invention.

In order to clarify the purpose and effect of the above-mentioned creations, the features and effects of the present invention will be described in detail with reference to the drawings. Referring to the first to eighth figures, a crimping tool for clamping a crimping terminal (10) to fix a wiring material includes: a first clamp (1), a second a clamp (2) and a third clamp (3), the first clamp (1), the second clamp (2) and the third clamp (3) are each composed of two clips (4), and the first clamp The two clips (4) of (1) are arranged at a pitch; the two clips (4) of the third clamp (3) are arranged at a pitch; and the two clips (4) of the second clamp (2) are affixed to each other at one end. Partially inserted between the two clips (4) of the first clamp (1), and partially exposed outside the first clamp (1) and inserted between the two clamps (4) of the third clamp (3), The other end of the second clamp (2) is bent outwardly and extends vertically and at a distance; a brake assembly (5), The distribution is installed between the first clamp (1), the second clamp (2), and the clips (4) of the third clamp (3); and the first clamp (1), the second clamp (2), The clips (4) of the third jig (3) are overlapped with each other, and the two clips (4) of the first jig (1) and the third jig (3) are overlapped with the brake assembly (5). Each of the openings is provided with a through hole (6), and the mutually overlapping pivot holes (6) are connected to each other; the plurality of reinforcing rings (7) are respectively pressed into the respective pivot holes (6), and the reinforcing rings are respectively 7) The ring diameter is larger than the aperture of each of the pivot holes (6), and the hardness of each reinforcing ring (7) is higher than each clip (4); and the plurality of pins (8) are respectively penetrated through the reinforcing rings (7) And a ring groove (81) is respectively recessed at each end of each of the latches (8), and a plurality of C-rings (9) are respectively fastened to the ring grooves (81) of the respective pins (8) and attached. In each clip (4); wherein each reinforcing ring (7) is pressed into the pivot hole (6), thereby increasing the stress of each clip (4), and then matching the setting of each pin (8) to reach the first clamp (1) The pivot between the second jig (2) and the third jig (3) is fixed to the wire by the deformation of the crimp terminal (10).

The pivot holes (6) of the clips (4) of the first clamp (1), the second clamp (2), and the third clamp (3) are filled in the pivot holes through the pressing plugs of the reinforcing rings (7). In addition, the insertion of each pin (8) is added, so that the rigidity of each clip (4) can be increased. Generally, when the crimping terminal (10) is crimped, the whole crimping line is used. The maximum force position of the tongs is at each pivot joint, so each pivot joint must have extremely strong stress. Therefore, in addition to the stress of the original clips (4), the reinforcing rings (7) are matched. Under the setting of the bolt (8), and each reinforcing ring (7) must be firmly pressed into the pivot hole (6), the setting of the method greatly increases the stress use of each clip (4), and provides the user. It is easier to carry than to carry it in the past; not only that, it still maintains the existing stress in operation, so it will not cause the user's inconvenience in construction, but also increase the ease of carrying and operation. Practicality.

According to the above, the creation of the knot between the reinforcing ring (7) and the pivot hole (6) Closing, since the ring diameter of the reinforcing ring (7) is larger than the hole diameter of the pivot hole (6), it is said that each reinforcing ring (7) includes an inner ring surface (71), an outer ring surface (72) and two side torus surfaces. (73), wherein the diameter of each reinforcing ring (7) is defined as a distance of H (the end of any two corresponding outer ring faces (72)), and the diameter of the pivot hole (6) is defined as a distance of D ( The inner diameter of the reinforcing ring (7) (the end point of any two corresponding inner ring faces (71)) is defined as a distance of one h, in the reinforcing ring (7) When not inserted into the pivot hole (6), the distance is compared as H>D. When each reinforcing ring (7) is to be inserted into each pivot hole (6), it is compressed by the force of the jig. The reinforcing rings (7) will be reduced in size from the original size to be able to be stuffed into the pivot hole (6). For more practical explanation, the outer ring surface (72) of each reinforcing ring (7) will be compressed by the jig. Deformation and inward retraction, and the distance of retraction is (HD)/2; and when the deformation retraction is completed and the pivot hole (6) is installed, the deformation retraction of each reinforcement ring (7) is The fixture is forced to squeeze, so it will be restored to the outside after being loaded into the pivot hole (6), but it is limited by the aperture of the pivot hole (6). Under the system, the outer ring surface (72) of the reinforcing ring (7) is closely attached to the inner hole wall of the pivot hole (6), so that the reinforcing ring (7) can be fastened to the pivot hole (6). Internally, it will not fall off intentionally, and the pre-stress of each clip (4) will be increased to avoid deformation of each clip (4) during operation. Please refer to the second, third and fourth figures, and A picture is an explanation.

After the above description, each of the reinforcing rings (7) is installed after each of the pivot holes (6) is completed, and then each of the pins (8) is inserted through each of the reinforcing rings (7), and the ends of the pins (8) are convex. In the reinforcing ring (7), the main function is to avoid the detachment of the reinforcing ring (7), so that a ring groove (81) is provided at both ends of the bolt (8), and a C buckle is arranged outside the ring groove (81). (9) The card is inserted, and each C buckle (9) is C-shaped, so that a notch (91) provides a flexible pre-tension of the C-ring (9); in addition, the C-ring is provided. The inner wall surface of (9) is further convexly provided with a plurality of bumps (92), and the present invention is described by using three bumps (92) as a main embodiment, and the position of the three bumps (92) is distributed in the C buckle (9). Among the inner wall faces, two of the bumps (92) will be located close to the notch (91) The other bump (92) is located at the center of the inner wall of the C-ring (9), and each of the bumps (92) is inserted into the ring groove (81) of the pin (8), and After the C-rings (9) and the plugs (8) are installed, the pins (8) are inserted into the reinforcing ring (7), and the C-rings (9) are attached to the clips (4) to avoid The pin (8) is displaced and disengaged in the reinforcing ring (7), causing the first jig (1), the second jig (2), and the third jig (3) to be disassembled and cannot be used any more. Please refer to the fifth figure to the first The seven figures are shown. However, according to the assembly between the reinforcing ring (7), the pivot hole (6), the pin (8) and the C buckle (9), the main appeal of the present application is achieved, and the clips (4) are increased. The pre-stress and rigidity allow the user to carry and operate smoothly in operation and construction, and there is no problem of deformation.

The secondary technique of the present application is based on the overall technical features, focusing on the detailed features of the brake assembly (5), the first clamp (1), the second clamp (2), and the third clamp (3), first in the brake assembly. (5) For the design, refer to the fifth and sixth figures, the brake assembly (5) includes a first pivot piece (51), a second pivot piece (52), and a steering piece (53). a first spring (54) and a second spring (55), wherein the first pivot piece (51) and the second pivot piece (52) are for the first clamp (1) and the third clamp (3) Between the two clips (4), and the first pivot piece (51) and the second pivot piece (52) are stacked on each other and are pivoted by at least two pins (8), and the second pivot piece (52) The length is greater than the first pivot piece (51), so that the second pivot piece (52) is formed with a tooth row (521) corresponding to the one end edge of the third clamp (3), and the second pivot piece (52) is located. One end of the first clamp (4) of the first clamp (1) is fastened to one end of the first spring (54), and the other end of the first spring (54) is fastened to the first clamp ( 1) an auxiliary rib (56) in the clip (4); and the steering piece (53) is disposed in the two clips (4) of the third clamp (3), and the The steering piece (53) is pivotally connected by at least one latch (8), and the steering piece (53) includes a dial portion (531), a latching portion (532) and a fastening portion (533). The dial portion (531) is exposed to the third clamp (3) and is interposed between the first clamp (1) and the third clamp (3), the card The tooth portion (532) is in abutment with the tooth row (521) when the first clamp (1) and the third clamp (3) are close to each other, and the fastening portion (533) is coupled to the second spring. One end of the (55) is fastened, and the other end of the second spring (55) is fastened to a post (57) located in the two clips (4) of the third jig (3). Therefore, the user only needs to make the first clamp (1) and the third clamp (3) close to each other, and then elastically stretch through the first spring (54) and the second spring (55), and the toothed portion. (532) meshing with the tooth row (521), thereby controlling the abutment distance between the first jig (1) and the third jig (3), and releasing the engagement to reset, please refer to the five, six, and seven figures. Shown.

Continuing the above description, one end of the first jig (1) and the second jig (2) are pivotally connected to each other as a driving segment (11), and the first jig (1) is opposite to the driving segment ( 11) is a holding portion (12), and the holding portion (12) and the third clamp (3) are provided with a holding rubber sleeve (21) at one end of the second spring (55). Please refer to the fifth and sixth figures; further, in the driving section (11) of the first jig (1) and the second jig (2), a press module (41) is respectively mounted on the two clips (4). In other words, in other words, the two clamps (4) of the first clamp (1) and the two clamps (4) of the second clamp (2) are provided with a pressure module (41) in the position drive section (11), and Each of the pressing modules (41) is recessed with a plurality of different sizes of cavities (411) on the mutually corresponding sides, and each of the cavities (411) of the pressing modules (41) and the cavities (411) are convexly disposed. The pressing block (412), each pressing block (412) of each pressing module (41) corresponds to the cavity (411) of the other pressing module (41), so the user only needs to hold the hand in the first A clamp (1) and a third clamp (3) have an end that grips the rubber sleeve (21) to apply force to hold the first clamp (1) and the third clamp (3) The sleeves (21) are close to each other, so that the cavity (411) and the pressing block (412) of each pressure module (41) can be clamped against the crimping terminal (10) (as shown in the eighth figure before being pressed) In this way, the crimp terminal (10) can be surely fixed to the wiring material.

When the crimping is completed, the user only needs to slowly loosen the first clamp (1). It can be reset by the engagement with the third clamp (3). If the creation is to be in the collapsed state, only the first clamp (1) and the third clamp (3) must be held with the grip rubber sleeve ( At one end of 21), the force-fitting engagement is performed, so that the latching portion (532) of the steering piece (53) can be engaged with the tooth row (521) of the second pivot piece (52) to be in a folded state. Moreover, if it is to be deployed from the collapsed state, it is only necessary to further close the end of the first clamp (1) and the third clamp (3) with the gripping rubber sleeve (21), and let the steering piece (53) After the engaging portion (532) is disengaged from the tooth row (521), it can be used in an unfolded state (not shown), and the setting is made convenient for the user to operate; finally, the creation is first. Each clip (4) of the jig (1), the second jig (2), and the third jig (3) is made of a soft metal, a soft metal such as aluminum, precision aluminum, etc., which has extremely high plasticity, light weight, and price. It is cheap, and each reinforcing ring (7) and each pin (8) and C ring (9) are hard metals, and hard metals such as iron and stainless steel have high hardness and rigidity, and are matched by soft metal. Under the combination of hard metal, the overall crimping tool is provided to be lightweight, easy to carry, and more popular. The important thing is that it will not cause the user to deform during use, compared with the conventional one. In terms of technology, it is closer to the general public and more practical. The above description is only a preferred embodiment for explaining the present creation, and is not intended to impose any form limitation on the creation, so that any modification related to the creation in the same creative spirit is made. Or the changer, other types that can be implemented according to the same effect, should still be included in the scope of protection of this creative intention.

In summary, the creation of the "clamping pliers" is indeed in line with the needs of industrial development, and its exposed structural creation is also an unprecedented innovative structure, so it has "newness". Sexuality should be undoubtedly considered, and this creation can be more effective than the conventional structure, so it is also "progressive", which is completely In accordance with the provisions of the application requirements for the creation of patents in the Patent Law of China, the patent application is filed in accordance with the law, and the bureau should be reviewed at an early date and affirmed.

(1)‧‧‧First fixture

(11) ‧‧‧Drive segment

(12) ‧‧‧ Holding section

(2) ‧‧‧second fixture

(21)‧‧‧ Holding rubber sleeve

(3) ‧ ‧ third fixture

(4)‧‧‧ Clips

(41)‧‧‧ Pressure Module

(5) ‧‧‧Brake components

(6) ‧‧‧ pivot hole

(7) ‧‧‧ Strengthening ring

(71)‧‧‧ Inner torus

(72) ‧ ‧ outer annulus

(73)‧‧‧ side torus

(8)‧‧‧Tratch

(9) ‧‧‧C buckle

Claims (3)

A crimping tool for clamping a crimping terminal to fix a wiring material, comprising: a first clamp, a second clamp and a third clamp, wherein the first clamp, the second clamp and the third clamp are Having two clips, the two clips of the first clamp are arranged at a pitch; the two clips of the third clamp are arranged at a pitch; and the two clips of the second clamp are attached to each other and partially inserted into the first clamp. Between the clips, partially exposed outside the first jig and inserted between the two clips of the third jig, and the other end of the second jig is outwardly bent and arranged at a pitch; the first jig and the second One end of the clamp is pivotally connected to a driving section, and the first clamp is a holding section at one end opposite to the driving section, and the holding section and the third clamp are respectively provided with one end of the second spring. a clamping rubber sleeve is provided; the driving section of the first clamp and the second clamp have a spacing position, and a pressing module is further respectively disposed on the mutually corresponding side, and the plurality of different sizes of the molding grooves are recessed on the mutually corresponding sides. And between each cavity of each pressure module and the cavity a pressing block is provided, and each pressing block of each pressing module corresponds to a die groove of another pressing module; a brake component is distributed between the clips of the first jig, the second jig and the third jig And the clips of the first jig, the second jig, and the third jig are disposed at positions overlapping each other, and a stacking hole of the first jig and the third jig and the brake assembly are respectively provided with a through hole The brake assembly further includes a first pivot piece, a second pivot piece, a steering piece, a first spring and a second spring, wherein the first pivot piece and the second pivot piece are located in the first clamp and the first Between the two clips of the three clamps, and the first pivot piece and the second pivot piece are stacked on each other and pivoted by at least two pins, and the second pivot piece is corresponding to the end of the third clamp and further disposed at the edge a tooth row, and one end of the second pivot piece in the two clips of the first clamp is further engaged with one end of the first spring, and the other end of the first spring is fastened to the first clamp An auxiliary rib in the clip; the steering piece The steering piece is disposed in the two clips of the third clamp, and the steering piece is pivotally connected by the at least one latch, and the steering piece further includes a dial portion, a latching portion and a fastening portion, wherein the dialing portion The latching portion is exposed outside the third clamp, and the latching portion is engaged with the tooth row when the first clamp is engaged with the third clamp, and the fastening portion is fastened to one end of the second spring, the first The other end of the two springs is fastened to one of the two clips located in the second clamp of the third clamp; the plurality of reinforcing rings are respectively pressed into the respective pivot holes, and the diameter of each reinforcing ring is larger than the diameter of each of the pivot holes The hardness of each reinforcing ring is greater than each clip; and the plurality of pins are respectively inserted through the reinforcing rings, and a ring groove is respectively recessed at both ends of each pin, and a plurality of C buckles are respectively provided on the latches. Each ring groove is attached to each clip; wherein each reinforcing ring is pressed into the pivot hole, thereby increasing the stress of each clip, and then matching the setting of each pin to reach the first clamp, the second clamp, and the third clamp The pivoting between the two does not clamp the deformation of the crimping terminal and is fixed to the wire. The crimping tool according to the first aspect of the patent application, wherein each reinforcing ring further comprises an inner annular surface, an outer annular surface and two side annular surfaces, wherein each reinforcing ring has a diameter defined as an H, and each of the pivot holes The diameter is defined as a D, and H>D, and when the reinforcing rings are pressed into the respective pivot holes, the distance of the outer ring faces is (HD)/2, and the outer ring faces of the reinforcing rings are pressed against each other. In the corresponding inner wall of the pivot hole, and each reinforcing ring is pushed against the inner hole wall of the installed pivot hole and is tightly installed. The crimping tool according to claim 1 or 2, wherein each C-ring further comprises a notch and a plurality of notches, the notches being formed in any section of the C-ring, and each The bumps are protruded from the inner wall of the C-ring and are embedded in the ring grooves of the respective pins.