TW201807912A - Crimping hand tool - Google Patents

Abstract

A crimping hand tool used for crimping a plurality of wires of a cable and a housing together to form a connector is provided. The crimping hand tool includes a first crimping body, a second crimping body, a third crimping body, a fourth crimping body, a fifth crimping body, and a crimping assembly. The third crimping body has a first and a second ends opposite to each other, and the first end is pivoted to the first crimping body. The fourth crimping body has a third and a fourth ends opposite to each other, and the third end is slidably coupled to the second crimping body. The fifth crimping body has a fifth and a sixth ends opposite to each other, and the fifth end is pivoted to the second crimping body. The second, the fourth, and the sixth ends are pivoted together coaxially. The crimping assembly is movably disposed in the second crimping body and pivoted to the third end.

Description

Crimp hand tool

This invention relates to a crimping hand tool.

At present, various signal wires and signal connectors have been widely used for signal transmission, such as network routing and RJ45 connectors for transmitting network signals, and telephone lines and RJ11 connectors for transmitting telephone signals. In order to connect the wire to the required equipment, the terminal of the wire is usually connected to the corresponding connector to form a cable connector. In this case, the wire and the connector are connected to each other by a specific wire crimping tool.

The present invention provides a crimping hand tool for crimping a plurality of cores of a cable to a housing to form a cable connector.

The crimping hand tool of the present invention is used to crimp a plurality of cores of a cable together with a casing to form a connector. The crimping hand tool includes a first caliper body, a second caliper body, a third caliper body, a fourth caliper body, a fifth caliper body, and a crimping assembly. The third caliper body has opposite first ends and second ends, and the first end is pivotally connected to the first caliper body. The fourth caliper body has opposite third and fourth ends, and the third end is slidably coupled to the second caliper body. The fifth caliper body has opposite fifth and sixth ends, and the fifth end is pivotally connected to the second caliper body, and the second end, the fourth end and the sixth end are pivotally connected to each other coaxially. The crimping assembly is movably disposed in the second caliper body and pivotally connected to the third end. When the first caliper body and the second caliper body are relatively closed due to the force, the third caliper body, the fourth caliper body and the fifth caliper body are driven to push the crimping assembly to crimp the core to the housing. together.

In an embodiment of the invention, the second caliper body and the fifth caliper body are pivoted in a first direction, and the first caliper body, the third caliper body and the fourth caliper body are pivoted in the second direction, first The direction is opposite to the second direction.

In an embodiment of the invention, the second caliper body has a first crimping groove, and the crimping assembly includes a first pivoting shaft, a first crimping member and a second crimping member. The first crimping member and the second crimping member are pivotally connected to the third end by the first pivoting shaft to be driven to synchronize the first crimping member and a portion of the second crimping member into and out of the first crimping slot. To crimp the different parts of the housing. The first crimping member and the second crimping member are located on opposite sides of the first crimping groove.

In an embodiment of the invention, the crimping hand tool further includes a first cutter assembled to the first crimping member. The first cutter enters and exits the first crimping groove with the first crimping member to cut the portion of the core protruding from the outside of the housing.

In an embodiment of the invention, the second caliper body further has a second crimping groove, which is suitable for another housing. The crimping assembly further includes a third crimping member pivotally connecting the first crimping member and the second crimping member to synchronize the third crimping member to move in and out as the first crimping member and the second crimping member move Second crimping groove.

In an embodiment of the invention, the crimping hand tool further includes a second cutter assembled to the third crimping member. The second cutter enters and exits the second crimping groove with the third crimping member to cut the core of the other signal line to protrude from the portion outside the other casing.

In an embodiment of the invention, the second caliper body includes a caliper seat, a pair of side plates, and a caliper handle. The jaw has the first crimping groove and the second crimping groove described above. The side panels are assembled on opposite sides of the jaw base. The side plate and the jaw seat form a space to accommodate the crimping assembly, the fourth caliper body, the fifth caliper body and at least a portion of the third caliper body. The fifth end of the fifth caliper body is pivotally connected between the side plates. The caliper handle is assembled to the jaw seat and located between the side panels.

In an embodiment of the invention, the guiding portion includes a reaming hole respectively located in the side plate, and opposite ends of the first pivoting shaft are rotatably and slidably coupled to the pair of reaming holes.

In an embodiment of the invention, the seventh end of the fifth caliper body further has a ratchet structure. The crimping hand tool further includes a second pivoting shaft, a stop block, a first elastic member, and a knob. The second pivot shaft is pivotally connected between the side plates. The stopping block is sleeved on the second pivoting shaft to rotate with the second pivoting shaft. The stopper block is located on the moving path of the seventh end, so that the stopper block temporarily interferes with the ratchet structure when the first caliper body and the second caliper body are opened to each other. The first elastic member is connected between the second caliper body and the stopper block, and the first elastic member constantly drives the stopper block to rotate in the third direction, and when the first caliper body and the second caliper body are closed, the ratchet structure is constant The drive stop block rotates in a fourth direction, the third direction being opposite to the fourth direction. The knob is coupled to the second pivoting shaft and disposed outside the second caliper body, and the knob is adapted to be forced to drive the second pivoting shaft to move the stopping block away from the ratchet structure.

In an embodiment of the invention, the guiding portion includes a plurality of guiding grooves disposed on the jaw seat, respectively corresponding to the first crimping member, the second crimping member and the third crimping member, and the guiding groove The extending direction is consistent with the crimping direction of the crimping assembly, and is orthogonal to the through direction of the first crimping groove and the through direction of the second crimping groove.

In an embodiment of the invention, the third crimping member includes a first portion and a second portion, the first portion and the second crimping member are an integral structure, and the second portion is pivotally connected to the first portion and the first crimping member between.

In an embodiment of the invention, the third caliper body and the fourth caliper body are respectively composed of a single structure or an even pair of structures.

In an embodiment of the invention, the crimping hand tool further includes a third cutter and a top block. The third cutter is disposed on one of the first caliper body and the second caliper body, and the top block is disposed on the other of the first caliper body and the second caliper body. When the first caliper body and the second caliper body are closed to each other, the top block forms a stripping space with the third cutter.

In an embodiment of the invention, the crimping hand tool further includes a second elastic member connected between the top block and the first tong body or between the top block and the second tong body. The second elastic member constantly drives the top block toward the second caliper body or the first caliper body to abut the third cutter and maintain the stripping space.

In an embodiment of the invention, the crimping hand tool further includes a third elastic member connected between the first caliper body and the second caliper body, and the third elastic member constantly drives the first caliper body to be deployed on the second tongs body.

Based on the above, the crimping hand tool is formed by the first caliper body, the second caliper body, the third caliper body, the fourth caliper body and the fifth caliper body, and the upper first caliper body and the second caliper body are subjected to the connecting rod relationship. After the user applies the force, the third caliper body, the fourth caliper body and the fifth caliper body can be driven to pivot coaxially, so as to drive the crimping assembly pivotally connected with the fourth caliper body to slide in the second caliper body, and The plurality of cores of the signal line are crimped together with the housing at a time to form a cable connector.

The above described features and advantages of the invention will be apparent from the following description.

1 is a schematic view of a crimping hand tool in accordance with an embodiment of the present invention. Figure 2 is a schematic view of the crimping of the connector of Figure 1. At the same time, the right angle coordinate X-Y-Z is provided to facilitate the component description. Referring to FIG. 1 and FIG. 2, in the embodiment, the crimping hand tool 100 is used to crimp the plurality of cores 210 of the signal line 200 with the housing 300 to thereby form a cable connector. 2 is a schematic diagram of the crimping of the signal line 200 with the housing 300 and the conductive sheet 310. As can be clearly seen from FIG. 1 and FIG. 2, the user first passes the plurality of cores 210 of the signal line 200 through the shell. The through hole 312 of the body 300 is then placed into the first crimping groove 125 of the crimping hand tool 100 to press the housing 300 and the signal wire 200 together by operating the crimping hand tool 100, wherein the conductive sheet 310 will be worn. The insulating layer of the core 210 is broken and electrically connected to the wires therein, thereby making the conductive sheet 310 a terminal of the cable connector.

3A is an exploded view of the crimping hand tool of FIG. 1. Referring to FIG. 1 and FIG. 3A simultaneously, in the embodiment, the crimping hand tool 100 includes a first caliper body 110, a second caliper body 120, a third caliper body 130, a fourth caliper body 140, a fifth caliper body 150, and Crimp assembly 160. Here, the second caliper body 120 is a main body of the crimping hand tool 100, and generally includes a portion A1 for accommodating other members and a portion A2 for the user to hold, and the first tong body 110 is mainly for the user to hold. And to drive other components located in the second caliper body 120.

As shown in FIG. 3A, the first caliper body 110 includes a caliper handle 111 and side plates 112, 113 assembled on opposite sides thereof along the X-axis. The second caliper body 120 includes a caliper handle 121 and side plates 122, 123 assembled on opposite sides of the caliper handle 121 along the X-axis, and a caliper 124 between the side plates 122, 123, wherein the caliper 124 includes an inner seat 124a and The outer frame 124b, after the inner seat 124a is fitted to the outer frame 124b, is assembled to the outer frame 124b by a part of the side plates 122, 123 to form the aforementioned portion A1. Further, the other portion of each of the side plates 122, 123 is combined with the caliper handle 121 to form the aforementioned portion A2.

Figure 3B is an assembled view of a portion of the components of Figure 3A. Please refer to FIG. 3A and FIG. 3B at the same time. In the present embodiment, the third caliper body 130 includes components 132, 134 that are coupled to each other, and the third caliper body 130 has opposite first and second ends E1 and E2, wherein the first end E1 is pivotally connected to The first caliper body 110, that is, the members 132, 134 are pivotally connected to the side plates 112, 113 of the first caliper body 110 along the X-axis by the pivoting member 171. Similarly, the fourth caliper body 140 includes members 142, 144 that are coupled to each other, and the fourth caliper body 140 has opposite third ends E3 and fourth ends E4, wherein the third end E3 is slidably coupled to the second end The caliper body 120, and the components 142, 144 are slidably pivoted by the first pivoting shaft 172 to the guiding portions 122a, 123a of the second caliper body 120 on the side plates 122, 123, which are respectively located at the side plates The reaming on the 122, 123 allows the third end E3 to pivot with respect to the X axis, and can also slide relative to the second caliper 120 along the Z axis, as will be described in detail later.

The fifth caliper body 150 has an opposite fifth end E5 and a sixth end E6, wherein the fifth end E5 is pivotally connected to the second caliper body 120, that is, the fifth end E5 is pivotally connected by the pivoting member 173. Between the side plates 122, 123 of the second caliper body 120. It should be noted that the foregoing second end E2, the fourth end E4 and the sixth end E6 are pivotally connected to each other coaxially (along the X axis) by the pivoting members 174a and 174b, so that the first one is The fifth caliper body is formed into a connecting rod connection relationship. The crimping assembly 160 is movably disposed within the second caliper body 120. Further, the crimping assembly 160 includes a first crimping member 161, a second crimping member 162, and the first pivoting shaft 172, wherein the first crimping member 161 and the second crimping member 162 are the same as the first pivoting member 162. The shaft 172 is pivotally connected to the third end E3 of the fourth caliper body 140.

In addition, the jaw 124 of the second caliper body 120 has a first crimping groove 125 and a second crimping groove 126 which are respectively penetrated along the X axis and are used to accommodate different types of the housing 300. For the second caliper body 120, the side plates 122, 123 are assembled to the caliper 124 to form a space to accommodate the crimping assembly 160, the fourth caliper body 140, the fifth caliper body 150, and at least a portion of the third caliper body 130. On the other hand, the jaw 124 also has a guiding portion 127 which is, for example, a guiding groove of the inner seat 124a or a guiding plane provided on the inner seat 124a, and the guiding portion 127 corresponds to the first crimping member 161. And the second crimping member 162, so that the extending direction of the guiding portion 127 can be consistent with the crimping direction (parallel Z axis) of the crimping assembly 160, that is, orthogonal to the first crimping groove 125 or the second crimping The through direction of the groove 126 is to provide a guiding effect of sliding only the Z-axis to the first crimping member 161 and the second crimping member 162.

Here, the second crimping groove 126 is for accommodating another type of housing, and the crimping assembly 160 further includes a third crimping member 163 pivotally connected to the first crimping member by the pivoting member 175. 161 and the second crimping member 162, so that the third crimping member 163 moves synchronously with the first crimping member 161 and the second crimping member 162 and enters and exits the second crimping groove 126. Here, the third crimping member 163 similarly enters and exits the second crimping groove 126 along the X axis by the guiding portion 127. Further, the third crimping member includes a first portion P1 and a second portion P2. The first portion P1 and the second crimping member 162 are a unitary structure, and the second portion P2 is pivotally connected to the first portion P1 and the first portion by a pivoting member 175. Between the crimping members 161.

Based on the above, with the link relationship between the first to fifth caliper bodies, when the user holds the first caliper body 110 and the second caliper body 120 and applies force to open the caliper, the third The caliper body 130 and the fourth caliper body 140 are coupled with the fifth caliper body 150 to drive the crimping assembly 160 to slide in the second caliper body 120 in the positive Z-axis direction, and to the first crimping groove 125 or the second pressure. The signal line 200 in the socket 126 is crimped to the housing 300.

It should be noted that FIG. 3C is a partial structural view of a crimping hand tool according to another embodiment of the present invention. 3B and FIG. 3C, the third caliper body 130A and the fourth caliper body 140A of the present embodiment are respectively a single structure, which is different from the even pair structure of the foregoing embodiment. Here, the third caliper body 130A includes side portions 131, 133 and a connecting portion 133 connected therebetween, and the fourth caliper body 140A includes side portions 141, 143 and a connecting portion 143 connected therebetween, and the structure described in this embodiment is still The same driving effect as the foregoing embodiment can be achieved.

4A and 4B are schematic views showing the crimping operation of the crimping hand tool. 4C and 4D illustrate internal schematic views of the crimping hand tool from different perspectives. Referring to FIG. 4A to FIG. 4D simultaneously, as described above, when the user holds and applies the first caliper body 110 and the second caliper body 120, it causes the first caliper body 110 to pivot in the second direction D2. And the second caliper body 120 pivots in the first direction D1, and the fifth caliper body 150 is pivoted in the first direction D1 via the link relationship of the caliper body, and the third caliper body 130 and the fourth forceps are caused. The body 140 pivots in a second direction D2, wherein the first direction D1 is opposite to the second direction D2.

As described above, since the second caliper body 120 has the guiding portions 122a, 123a, 127, and the like, the pivoting motion of the first caliper body 110 to the fifth caliper body 150 can be smoothly converted to the crimping assembly 160. The pressing direction (along the Z axis) slides. As shown in FIG. 4C and FIG. 4D, the one side plates 122, 123 of the second caliper body 120 are omitted here (the broken line in the figure), and it can be clearly recognized that the inner seat 124a has the protrusion structure 124c forming the aforementioned guide groove. Both of them can provide sufficient bearing and guiding effects to the crimping assembly 160, and thus the protruding structure 124c can also be regarded as the second caliper 120 for guiding the guiding portion of the crimping assembly 160.

Referring to FIG. 3A, FIG. 4A and FIG. 4B again, in the embodiment, the crimping hand tool 100 further includes a first cutter 181 and a second cutter 182, wherein the first cutter 181 is assembled to the first crimping member 110, first The cutter 181 enters and exits the first crimping groove 125 with the first crimping member 161. The second cutter 182 is assembled to the third crimping member 163, and the second cutter 182 enters and exits the second crimping groove 126 with the third crimping member 163. 5A and 5B are respectively a cross-sectional view showing the action when the connector is crimped. Referring first to FIG. 2, the user first passes the plurality of cores 210 of the signal line 200 through the housing 300, and causes the portion 212 of the core 210 to pass through and protrudes beyond the housing 300, and then the state of FIG. The housing 300 and the signal line 200 are placed in the first crimping groove 125 of the crimping hand tool 100, as shown in FIG. 1. At this time, a cross-sectional view of the crimping hand tool 100 at the first crimping groove 125 is as shown in FIG. 5A. The portion 212 also passes through the second caliper body 120 along the X axis. Then, after the crimping process of the foregoing FIG. 4A to FIG. 4B, and then as shown in FIG. 5B, the first crimping member 161 punctures and electrically connects the conductive sheet 310 to the core wire 210, and the second crimping member 162 The crimping block 314 of the housing 300 is pushed against the signal line 200 and crimped to the signal line 200. At the same time, the first cutter 181 also synchronously cuts the portion 212 of the core 210 protruding from the outside of the housing 300.

Similarly, the user can also move the other type of housing and signal line into the second crimping groove 126 to perform the above-mentioned crimping operation by the third crimping member 163 (including the first portion P1 and the second portion P2). The wire core of the other type of signal line that is cut by the second cutter 182 protrudes from the portion outside the casing.

Referring to FIG. 3A, FIG. 4A and FIG. 4B again, in the embodiment, the crimping hand tool 100 further includes an elastic member 190 connected between the first caliper body 110 and the second caliper body 120. Here, the elastic member 190 One end is connected to the spacer 195 on the second caliper body 120, and the other end of the elastic member 190 is connected to the spacer 196 on the first caliper body 110, and the elastic member 190 is used to constantly drive the first caliper body 110 and the first The second caliper body 120 is relatively unfolded. In other words, when the user performs the crimping action, as shown in FIG. 4B, the elastic member 190 is in a deformed state at this time, so that when the user completes the crimping action and releases the biasing force, the first caliper body 110 and the second tongs The body 120 can be reset to the state shown in Fig. 4A by the elastic member 190.

Referring to FIG. 3A and FIG. 3B again, in the embodiment, the seventh end E7 of the fifth caliper body 150 further has a ratchet structure 151, and the crimping hand tool 100 further includes a second pivoting shaft 191 and a stop block 192. The elastic member 193 and the knob 194, wherein the second pivoting shaft 191 is pivotally connected between the side plates 122 and 123, and the stopping block 192 is sleeved on the second pivoting shaft 191 to rotate with the second pivoting shaft 191. 193 is connected between the spacer 176 of the second caliper body 120 and the stopper block 192. Referring to FIG. 4A and FIG. 4B again, the convex portion 192a of the stopper block 192 is actually located on the moving path of the ratchet structure 151 of the seventh end E7 to be forced to open at the first caliper body 110 and the second caliper body 120. During the process of the crucible, the convex portion 192a and the ratchet structure 151 can be temporarily interfered with each other (temporarily snapped).

As can be seen from the process of FIG. 4A to FIG. 4B, the ratchet structure 151 is rotated in the fifth direction D5, thereby driving the stopper block 192 to rotate in the fourth direction D4, and the elastic member 193 constantly driving the stopper block 192 in the third direction D3. Rotation, wherein the third direction D3 is opposite to the fourth direction D4. The temporary interference (temporary snapping) herein means that the user can additionally apply a force to release the buckle relationship, or re-energize and then buckle. According to this, when the first caliper body 110 and the second caliper body 120 are buckled in an abnormal crimping state during the crimping process, the user can rotate the stopper block 192 to make the stopper block 192 and the spine. The tooth structures 151 are disengaged from each other to release the snap-fit state.

In addition, the knob 194 is connected to the second pivoting shaft 191 and disposed outside the second caliper body 120. The knob 194 is adapted to be forced to drive the second pivoting shaft 191 to move the stopping block 192 away from the ratcheting structure 151. The temporary snap relationship is released. Here, the knob 194 facilitates the user to apply a force to rotate the second pivot shaft 191 and the stop block 192. In another embodiment not shown, the user can also directly abut the second pivot shaft 191 (for example, the groove corresponding to the driver) with a suitable tool (for example, a driver) to drive the stopper block 192 without a knob.

Referring to FIG. 3A, FIG. 4A and FIG. 4B again, in the embodiment, the crimping hand tool 100 further includes a third cutter 183, a top block 184 and an elastic member 185, wherein the third cutter 183 is disposed on the first caliper body 110 and One of the second caliper bodies 120, the top block 184 is disposed on the other of the first caliper body 110 and the second caliper body 120, where the third cutter 183 is disposed on the second caliper body 120 and the top block The first caliper 110 is exemplified, but not limited thereto, that is, the third cutter 183 and the top block 184 can be opened relative to the first caliper body 110 and the second caliper body 120. In this embodiment. The elastic member 185 is coupled between the top block 184 and the first caliper body 110. When the first caliper body 110 and the second caliper body 120 are closed to each other, as shown in FIG. 4B, the top block 184 and the third cutter 183 form a stripping space P3, and the elastic member 185 constantly drives the top block 184 toward the second tongs. The body 120 moves to abut the third cutter 183 and maintain the stripping space P3. The stripping space P3 facilitates the user to perform the action of peeling off the insulating layer from the signal line 200 or the core 210, thereby improving the application range and ease of operation of the crimping hand tool 100.

In summary, in the above embodiment of the present invention, the crimping hand tool has a connecting rod relationship formed by the first caliper body, the second caliper body, the third caliper body, the fourth caliper body and the fifth caliper body, and After the first caliper body and the second caliper body are biased by the user, the third caliper body, the fourth caliper body and the fifth caliper body can be driven to pivot coaxially to drive the pressure of the fourth caliper body. The connector assembly is slidable within the second caliper body and the plurality of wire cores of the signal line are crimped together with the housing to form a cable connector.

Wherein, the partial structure of the second caliper body forms a guiding portion extending along the Z-axis, including a reaming hole located on the side plate, and a guiding plane or guiding groove at the clamping seat, thereby allowing the pivoting action of the caliper body It can be smoothly converted into a crimping action of sliding along the Z-axis, and the crimping assembly can be crimped into and out of the crimping groove of the second caliper body.

Wherein, the crimping assembly is provided with a cutter to be able to align the portion of the wire core protruding outside the casing as the crimping member enters the crimping groove.

The second caliper body has different types of crimping grooves to correspond to different types of housings, and can effectively improve the applicable range of the crimping hand tools.

The crimping hand tool further includes a stopping block and a caliper body having a ratchet structure to temporarily interfere and buckle the stopping block and the ratchet structure when the caliper body moves, and the locking block is pivotally connected thereto. Since the second pivot shaft, the user can also apply a force to the second pivot shaft to perform a troubleshooting action when the pressure is poor.

Although the present invention has been disclosed in the above embodiments, it is not intended to limit the present invention, and any one of ordinary skill in the art can make some changes and refinements without departing from the spirit and scope of the present invention. The scope of the invention is defined by the scope of the appended claims.

100‧‧‧Crimping hand tools

110‧‧‧First tong body

111, 121‧‧‧ shank

112, 113, 122, 123‧‧‧ side panels

120‧‧‧Second caliper

122a, 123a, 127‧‧ Guidance

124‧‧‧ clamp seat

124a‧‧‧ inner seat

124b‧‧‧Front frame

1242c‧‧‧ protruding structure

125‧‧‧First crimping slot

126‧‧‧Second crimping groove

130‧‧‧3rd caliper body

132, 134, 142, 144‧‧‧ parts

140‧‧‧Fourth body

150‧‧‧ fifth caliper body

151‧‧‧ ratchet structure

160‧‧‧Crimping components

161‧‧‧First crimping piece

162‧‧‧Second crimping parts

163‧‧‧3rd crimping piece

171, 173, 174a, 174b, 175‧‧‧ pivotal parts

172‧‧‧First pivot shaft

176‧‧‧ spacers

181‧‧‧First tool

182‧‧‧second tool

183‧‧‧ Third cutter

184‧‧‧Top block

185, 190, 193‧‧‧ elastic parts

191‧‧‧Second pivot shaft

192‧‧‧stop block

192a‧‧‧ convex

194‧‧‧ knob

195, 196‧‧‧ spacers

200‧‧‧ signal line

210‧‧‧core

Section 212‧‧‧

300‧‧‧shell

310‧‧‧Conductor

312‧‧‧Perforation

314‧‧‧Crimping block

Part A1, A2‧‧‧

D1‧‧‧ first direction

D2‧‧‧ second direction

D3‧‧‧ third direction

D4‧‧‧ fourth direction

D5‧‧‧ fifth direction

E1‧‧‧ first end

E2‧‧‧ second end

E3‧‧‧ third end

E4‧‧‧ fourth end

E5‧‧‧ fifth end

E6‧‧‧ sixth end

E7‧‧‧ seventh end

P1‧‧‧Part 1

P2‧‧‧ Part II

P3‧‧‧ Stripping space

X-Y-Z‧‧‧right angle coordinates

1 is a schematic view of a crimping hand tool in accordance with an embodiment of the present invention. Figure 2 is a schematic view of the crimping of the connector of Figure 1. 3A is an exploded view of the crimping hand tool of FIG. 1. Figure 3B is an assembled view of a portion of the components of Figure 3A. 3C is a partial structural view of a crimping hand tool according to another embodiment of the present invention. 4A and 4B are schematic views showing the crimping operation of the crimping hand tool. 4C and 4D illustrate internal schematic views of the crimping hand tool from different perspectives. 5A and 5B are respectively a cross-sectional view showing the action when the connector is crimped.

Claims (15)

A crimping hand tool for crimping a plurality of wires of a cable with a housing to form a connector, the crimping hand tool comprising: a first a second caliper body; a third caliper body having an opposite first end and a second end, the first end pivotally connected to the first caliper body; and a fourth caliper body having an opposite a third end and a fourth end, the third end is slidably coupled to the second caliper body; a fifth caliper body having an opposite fifth end and a sixth end, the fifth end pivot Connected to the second caliper body, the second end, the fourth end and the sixth end are coaxially pivoted together; and a crimping assembly is movably disposed in the second caliper body and pivotally connected a third end, the third caliper body, the fourth caliper body and the fifth caliper body are driven to push the crimping assembly when the first caliper body and the second caliper body are relatively closed by force. The wires are connected to the housing. The crimping hand tool of claim 1, wherein the second caliper body and the fifth caliper body are pivoted in a first direction, the first caliper body, the third caliper body and the fourth tongs The body pivots in a second direction that is opposite to the second direction. The crimping hand tool of claim 1, wherein the second caliper body has a first crimping groove, the crimping assembly comprises: a first pivoting shaft; and a first crimping member and a The second crimping member is pivotally connected to the third end of the first pivoting shaft to be driven to synchronize the first crimping member and a portion of the second crimping member into and out of the first crimping slot. And crimping different portions of the housing, the first crimping member and the second crimping member are located on opposite sides of the first crimping groove. The crimping hand tool of claim 3, further comprising: a first cutter assembled to the first crimping member, the first cutter entering and exiting the first crimping slot with the first crimping member, To align the portions of the core protruding from the outside of the housing. The crimping hand tool of claim 3, wherein the second caliper body further has a second crimping groove, the crimping assembly further comprising: a third crimping member pivotally connected to the first crimping And the second crimping member, so that the third crimping member moves into and out of the second crimping groove synchronously as the first crimping member and the second crimping member move. The crimping hand tool of claim 5, further comprising: a second cutter assembled to the third crimping member, the second cutter entering and exiting the second crimping slot with the third crimping member, The cores that are aligned with another signal line protrude from the portion outside the other housing. The crimping hand tool of claim 5, wherein the second caliper body comprises: a caliper seat having the first crimping groove and the second crimping groove; a pair of side plates assembled to the caliper On opposite sides of the pair, the pair of side plates and the jaw seat form a space to accommodate the crimping assembly, the fourth caliper body, the fifth caliper body and at least a portion of the third caliper body, the fifth of the fifth caliper body The end is pivotally connected between the pair of side plates; and a caliper handle is assembled to the jaw seat and located between the pair of side plates. The crimping hand tool of claim 7, wherein the guiding portion comprises a reaming hole respectively located on the pair of side plates, and opposite ends of the first pivoting shaft are rotatably and slidably coupled to the For reaming. The crimping hand tool of claim 7, wherein a seventh end of the fifth caliper body further has a ratchet structure, the crimping hand tool further comprising: a second pivoting shaft pivotally connected to the Between the opposite side plates; a stop block sleeved on the second pivoting shaft for rotation with the second pivoting shaft, the stopping block is located on the moving path of the seventh end, in the first tong body and When the second caliper body is open to each other, the stopper block temporarily interferes with the ratchet structure; a first elastic member is connected between the second caliper body and the stopper block, and the first elastic member is constantly driven The stopper block rotates in a third direction, and when the first caliper body and the second caliper body are closed, the ratchet structure constantly drives the stopper block to rotate in a fourth direction, and the third direction is opposite In the fourth direction; and a knob connected to the second pivoting shaft and disposed outside the second caliper body, the knob is adapted to be driven to drive the second pivoting shaft to move the stopping block away The ratchet structure. The crimping hand tool of claim 7, wherein the guiding portion comprises a plurality of guiding grooves disposed on the clamping seat, respectively corresponding to the first crimping member, the second crimping member and the first The three crimping members extend in the direction of the crimping direction of the crimping assembly, and are orthogonal to the through direction of the first crimping groove and the through direction of the second crimping groove. The crimping hand tool of claim 5, wherein the third crimping member comprises a first portion and a second portion, the first portion and the second crimping member being a unitary structure, the second portion pivoting Connected between the first portion and the first crimping member. The crimping hand tool of claim 1, wherein the third caliper body and the fourth caliper body are respectively a single structure or an even pair of structures. The crimping hand tool of claim 1, further comprising: a third cutter disposed on one of the first caliper body and the second caliper body; and a top block disposed at the first The other of the caliper body and the second caliper body forms a stripping space with the third cutter when the first caliper body and the second caliper body are closed to each other. The crimping hand tool of claim 13, further comprising: a second elastic member connected between the top block and the first tong body or connected between the top block and the second tong body The second elastic member constantly drives the top block to move toward the second caliper body or the first caliper body to abut the third cutter and maintain the stripping space. The crimping hand tool of claim 3, further comprising: a third elastic member connected between the first caliper body and the second caliper body, the third elastic member constantly driving the first tongs The body is deployed on the second caliper body.