CN111640892A

CN111640892A - Electric crimping pliers

Info

Publication number: CN111640892A
Application number: CN202010496688.2A
Authority: CN
Inventors: 曾文杰; 翁睿; 傅荣宗; 张滔
Original assignee: Meizhou Power Supply Bureau of Guangdong Power Grid Co Ltd
Current assignee: Meizhou Power Supply Bureau of Guangdong Power Grid Co Ltd
Priority date: 2020-06-03
Filing date: 2020-06-03
Publication date: 2020-09-08
Anticipated expiration: 2040-06-03
Also published as: CN111640892B

Abstract

The invention discloses an electric crimping pliers, and relates to the technical field of electric power construction equipment. This electronic crimping pincers includes the pincers body and battery holder, is provided with connecting portion on the pincers body, and the battery holder includes casing, first joint spare and stirs the subassembly, and the casing is used for holding the battery, is provided with the joint hole on the casing, and connecting portion can insert in the joint hole to realize the pincers body and be connected with the battery holder. First joint spare activity sets up in the casing, and first joint spare can be in the first position that blocks connecting portion and unclamp the second position of connecting portion and switch between, stirs the subassembly and sets up on the casing, stirs the subassembly and can drive first joint spare and switch between first position and second position to realize being connected dismantled of battery tray and pincers body. The first clamping piece is driven to move through the shifting assembly, and then the first clamping piece is controlled to be clamped or loose the connecting portion, so that the battery holder can be mounted and dismounted, and the use reliability is improved.

Description

Electric crimping pliers

Technical Field

The invention relates to the technical field of electric power construction equipment, in particular to an electric crimping pliers.

Background

The electric crimping pliers are mainly a tool for driving an electric motor by using electric energy of a lithium battery to work on external output kinetic energy, and can effectively carry out wire connection crimping in line foundation construction and line maintenance. Generally, an electric crimping pliers mainly comprises a main body part, such as an electric output part, an operation form conversion part, an operation opening and stopping control part, a tool shell and the like, and the kinetic energy supply of the electric crimping pliers is realized by equipping a battery holder so as to facilitate frequent operation of indoor fixation.

Therefore, it is an urgent problem to be solved by those skilled in the art to improve the conventional electric crimping pliers to overcome the above problems.

Disclosure of Invention

The invention aims to provide electric crimping pliers, a battery seat of which can be detached from a pliers body so as to facilitate the detachment and installation of a battery, and the structure of which is simple and effective.

In order to achieve the purpose, the invention adopts the following technical scheme:

an electrically powered crimping tong comprising:

the clamp comprises a clamp body, a clamping piece and a clamping piece, wherein a connecting part is arranged on the clamp body; and

a battery holder, the battery holder comprising:

the battery connector comprises a shell, a connecting part and a connecting part, wherein the shell is used for accommodating a battery, a clamping hole is formed in the shell, and the connecting part can be inserted into the clamping hole;

the first clamping piece is movably arranged in the shell and can be switched between a first position for clamping the connecting part and a second position for loosening the connecting part; and

the shifting assembly is arranged on the shell and can drive the first clamping piece to be switched between the first position and the second position so as to realize the detachable connection of the battery holder and the clamp body.

Optionally, the toggle assembly comprises:

one end of the first elastic part is connected with the first clamping piece, the other end of the first elastic part is connected with the inner wall of the shell, and the first elastic part can drive the first clamping piece to move to a first position; and

the poking piece is arranged outside the shell in a sliding mode, and the poking piece is connected with the first clamping piece to drive the first clamping piece to move to be clamped with or loosened from the connecting portion.

Optionally, the clamp body is slidably mounted on the battery holder;

the battery holder still includes second joint spare, second joint spare set up in the casing, and can stretch out outside the casing, second joint spare with first joint spare is connected, works as the pincers body is relative when the battery holder slides and adorns, the pincers body can drive second joint spare withdrawal in the casing, second joint spare drives first joint spare withdrawal, so that connecting portion can stretch into the joint downthehole.

Optionally, the second joint spare with shells inner wall elastic connection, correspond on the pincers body second joint spare position is provided with the card hole, works as after pincers body slidable mounting targets in place, second joint spare resets and stretches into in the card hole, and can drive first joint spare with the connecting portion joint.

Optionally, a sliding groove is formed in the housing, and the forceps body can be slidably connected to the housing along the sliding groove.

Optionally, the electrically powered crimping pliers further comprise:

a drive member disposed within the forceps body;

the crimping mechanism is positioned outside the pliers body and is connected with the output end of the driving part, and the crimping mechanism can press or loosen a workpiece under the action of the driving part;

and the rotating assembly is fixedly connected with the crimping mechanism and is rotationally connected with the clamp body, and the rotating assembly can rotate relative to the clamp body so as to adjust the angle of the crimping mechanism.

Optionally, the crimping mechanism comprises:

the first crimping assembly is fixedly connected with the rotating assembly;

the second crimping part is connected with the clamp body in a rotating mode and can be connected with the first crimping component in a clamped mode to rotate synchronously, the second crimping part is arranged at the output end of the driving component, and the second crimping part can move towards the first crimping component under the action of the driving component to compress the workpiece.

Optionally, the clamp body is provided with a sleeve protruding towards the crimping mechanism, the second crimping portion is disposed through the sleeve, and the rotating assembly includes:

one side of the rotating part is fixedly connected with the first crimping assembly, and the other side of the rotating part is rotatably connected with the sleeve;

and the fixing part is arranged outside the rotating part and can fix the rotating part on the sleeve so as to fix the angle of the crimping mechanism.

Optionally, the surface of the caliper body is provided with a heat dissipation hole.

Optionally, the electric crimping pliers further comprise a fan, and the fan is arranged in the pliers body.

The invention has the beneficial effects that:

the invention provides an electric crimping clamp which comprises a clamp body and a battery holder, wherein a connecting part is arranged on the clamp body, the battery holder comprises a shell, a first clamping piece and a shifting assembly, the shell is used for accommodating a battery, a clamping hole is formed in the shell, and the connecting part can be inserted into the clamping hole so as to realize the connection of the clamp body and the battery holder. First joint spare activity sets up in the casing, and first joint spare can be in the first position that blocks connecting portion and unclamp the second position of connecting portion and switch between, stirs the subassembly and sets up on the casing, stirs the subassembly and can drive first joint spare and switch between first position and second position to realize being connected dismantled of battery tray and pincers body. The first clamping piece is driven to move through the shifting assembly, and then the first clamping piece is controlled to be clamped or loose the connecting portion, so that the battery holder can be mounted and dismounted, and the use reliability is improved.

Drawings

FIG. 1 is a front view of an electrically powered crimping tong in an embodiment of the present invention;

FIG. 2 is a partial cross-sectional view of an electrically powered crimping tong in an embodiment of the invention;

FIG. 3 is a schematic structural diagram of a battery holder according to an embodiment of the present invention;

fig. 4 is an enlarged view at B in fig. 2.

In the figure:

1. a clamp body; 2. a battery holder; 3. a drive member; 4. a crimping mechanism; 5. a rotating assembly; 6. a heat dissipating component;

11. a sleeve; 12. an anti-slip portion; 21. a housing; 22. a first clip member; 23. the component is stirred; 24. a second clip member; 41. a first crimp assembly; 42. a second crimping part; 51. a rotating part; 52. a fixed part; 61. heat dissipation holes; 62. a fan;

211. a chute; 212. a boss portion; 231. a first elastic part; 232. a toggle piece; 241. a second elastic part; 411. a first crimping part; 412. a pressure head; 413. a hinged block;

2121. a clamping hole.

Detailed Description

In order to make the technical problems solved, the technical solutions adopted and the technical effects achieved by the present invention clearer, the technical solutions of the present invention are further described below by way of specific embodiments with reference to the accompanying drawings.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element 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. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

Example one

The embodiment of the invention provides electric crimping pliers, as shown in fig. 1-4, the electric crimping pliers comprise a pliers body 1 and a battery holder 2, and a battery is arranged in the battery holder 2 to provide kinetic energy for the pliers body 1 so as to drive the pliers body 1 to press a workpiece. However, the battery holder of the conventional electric crimping pliers is not easily detached from the tool housing, so that on one hand, the replacement of the battery is not easy, and the supply of kinetic energy can be realized only by the cyclic charging of the built-in battery, thereby reducing the service life of the electric crimping pliers.

In order to solve the above problem, the battery holder 2 in the present embodiment is detachably connected to the forceps body 1, specifically, as shown in fig. 3, a connecting portion is disposed on the forceps body 1, the battery holder 2 includes a housing 21, a first clamping member 22 and a toggle assembly 23, the housing 21 is used for accommodating a battery, a clamping hole 2121 is disposed on the housing 21, and the connecting portion can be inserted into the clamping hole 2121 to connect the forceps body 1 and the battery holder 2. First joint spare 22 activity sets up in casing 21, and first joint spare 22 can be in the first position of blocking connecting portion and loosen switching between the second position of connecting portion, stirs subassembly 23 and sets up on casing 21, stirs subassembly 23 and can drive first joint spare 22 and switch between first position and second position to realize battery holder 2 and the dismantlement of the pincers body 1 and be connected. Drive first joint spare 22 activity through stirring subassembly 23, and then control first joint spare 22 and block or loosen connecting portion, just can realize the installation and the dismantlement of battery holder 2, improve the reliability of using.

Specifically, stir subassembly 23 and include first elastic component 231 and stir piece 232, and first elastic component 231 one end is connected with first joint spare 22, and the other end and the inner wall connection of casing 21, first elastic component 231 can drive first joint spare 22 and remove to the primary importance, stirs the piece 232 and slides and set up in the casing 21 outside, stirs the piece 232 and is connected with first joint spare 22 to drive first joint spare 22 remove to with the connecting piece joint or loosen. Alternatively, the first elastic portion 231 may be configured as a spring, that is, when the toggle member 232 is pressed downwards, the toggle member 232 can compress the spring, that is, the first clamping member 22 can be driven to move to the second position of releasing the connecting portion; when the toggle member 232 is released, the first clamping member 22 can move to the first position where the connecting portion is clamped under the elastic force of the spring, so that the battery holder 2 and the clamp body 1 can be quickly assembled and disassembled.

In order to facilitate the connection of the battery holder 2 to the clip body 1, the case 21 is provided with a slide groove 211, and the clip body 1 can be slidably connected to the case 21 along the slide groove 211. The sliding guide of the clamp body 1 is realized by the sliding groove 211, so that the user can align and connect the clamp body 1 and the battery holder 2. Optionally, the housing 21 is provided with a protruding portion 212 along the extending direction of the sliding groove 211, the clamping hole 2121 is provided on one side of the protruding portion 212 facing the sliding groove 211, when the forceps body 1 slides to the limit position along the sliding groove 211, the connecting portion can be correspondingly inserted into the clamping hole 2121, the toggle member 232 is released at this time, and the first clamping member 22 can penetrate out from the protruding portion 212 to clamp the connecting portion, so that the connection between the forceps body 1 and the battery holder 2 is achieved. The position of the vertical direction of connecting portion can be restricted to bellying 212, and first joint spare 22 can restrict the position of connecting portion horizontal direction, and then guarantees the stable connection of the pincers body 1 on battery holder 2, and the setting of spout 211 simultaneously also can make the connection of pincers body 1 and battery holder 2 inseparabler, improves connection stability and reliability.

In this embodiment, as shown in fig. 1-2, the electric crimping pliers further includes a driving component 3, a crimping mechanism 4 and a rotating component 5, the driving component 3 is disposed in the pliers body 1, the crimping mechanism 4 is disposed outside the pliers body 1 and connected to an output end of the driving component 3, the crimping mechanism 4 can compress or loosen a workpiece under the action of the driving component 3, the rotating component 5 is fixedly connected to the crimping mechanism 4 and rotatably connected to the pliers body 1, the rotating component 5 can rotate relative to the pliers body 1 to adjust an angle of the crimping mechanism 4, and by rotating the clamping angle in all directions, it is more convenient to select the most appropriate crimping angle according to a position and an angle of the workpiece, so that the electric crimping pliers can be used more flexibly. Alternatively, the driving member 3 may be provided as a hydraulic cylinder, and the type of the hydraulic cylinder may be provided as SC63, the parameters of which are sufficient to meet the crimping requirements of the workpiece.

Specifically, as shown in fig. 2, the crimping mechanism 4 includes a first crimping assembly 41 and a second crimping portion 42, the first crimping assembly 41 is fixedly connected with the rotating assembly 5, and the second crimping portion 42 is rotatably connected with the caliper body 1 and can be clamped with the first crimping assembly 41 to rotate synchronously. That is, the first crimping assembly 41 and the second crimping portion 42 can be synchronously rotated when the rotating assembly 5 adjusts the angle of the crimping mechanism 4 to ensure the crimping function of the electric crimping pliers. Alternatively, the second crimping part 42 can be keyed to the first crimping assembly 41 to ensure that the second crimping part 42 can move relative to the first crimping assembly 41 to compress the workpiece under the driving of the driving part 3 while rotating synchronously with the first crimping assembly 41.

In addition, a second crimping part 42 is provided at the output end of the driving part 3, and the second crimping part 42 can move towards the first crimping assembly 41 under the action of the driving part 3 to compact the workpiece. Optionally, the output end of the driving part 3 may be connected with a connecting rod, and the second crimping part 42 and the connecting rod are rotatably connected and can move synchronously, so that the second crimping part 42 can move towards the first crimping component 41 under the driving of the connecting rod to compress the workpiece, and the angle of the second crimping part 42 can be adjusted relative to the connecting rod to adjust the crimping angle of the crimping head. Wherein, second crimping portion 42 accessible sets up thrust bearing and step axle and comes to rotate with the connecting rod to be connected, also can compress tightly one of portion 42 and connecting rod at the second and set up the concave ring, and another corresponds the concave ring and sets up the bead and cooperate and realize rotating the connection, can satisfy promptly that second crimping portion 42 can slide under the drive of connecting rod and can the connecting rod rotate relatively can, its concrete mode of setting does not do not limit here.

In order to adjust the crimping angle of the second crimping part 42 and the first crimping assembly 41 relative to the pliers body 1, as shown in fig. 2 and 4, the pliers body 1 is provided with a sleeve 11 protruding toward the crimping mechanism 4, and the second crimping part 42 is provided in the sleeve 11. The rotating assembly 5 includes a rotating portion 51 and a fixing portion 52, one side of the rotating portion 51 is fixedly connected to the first crimping assembly 41, and the other side of the rotating portion is rotatably connected to the sleeve 11, so as to drive the first crimping assembly 41 to rotate relative to the sleeve 11. The fixing portion 52 is provided outside the rotating portion 51, and the fixing portion 52 can fix the rotating portion 51 to the sleeve 11 to fix the angle of the pressure bonding mechanism 4.

Alternatively, the rotating portion 51 may be pivotally connected to the sleeve 11, the sleeve 11 may be disposed inside the rotating portion 51, through holes and grooves may be disposed at intervals on the rotating portion 51 and/or the sleeve 11 along the rotating direction, and the fixing portion 52 may penetrate through the through holes and grooves correspondingly disposed on the rotating portion 51 and/or the sleeve 11 to fix the rotating portion 51 on the sleeve 11, so as to fix the rotation angle of the rotating portion 51. Further, the rotating portion 51 may be provided with a rotating slot with respect to the sleeve 11, so that when the fixing portion 52 does not fix the rotating portion 51, the sleeve 11 and the rotating portion 51 are rotatably connected by the rotating slot to prevent the rotating portion 51 from being rotated out, and to further facilitate adjustment of the rotation angle of the rotating portion 51.

In order to install a workpiece in the electric crimping pliers, the first crimping assembly 41 comprises a first crimping portion 411, a pressure head 412 and a hinge block 413 which are annularly arranged, one side of the hinge block 413 is fixedly connected with the rotating portion 51, one end of the other side of the hinge block is hinged to the first crimping portion 411, the other end of the hinge block 413 is hinged to the pressure head 412, the first crimping portion 411 is clamped with the pressure head 412 to form an annular pressing head, and the second pressing portion 42 penetrates out of the inner side of the hinge block 413 and moves towards the first crimping portion 411 to press the workpiece.

Specifically, the first pressing portion 411 can rotate relative to the hinge block 413 to open the annular pressing joint, so as to mount the workpiece. Wherein, be provided with the lug on the first portion 411 that compresses tightly, pressure head 412 corresponds the lug and is provided with joint portion, and pressure head 412 can rotate and realize the joint of joint portion and lug and break away from relatively articulated piece 413 to realize the fixed of first portion 411 that compresses tightly and the unblock. When the pressure head 412 rotates to joint portion and the lug breaks away from, first portion 411 that compresses tightly can unblock and relative articulated piece 413 rotates to open the crimping head and put into the work piece, and after the work piece was put into first portion 411 that compresses tightly can rotate back initial position, pressure head 412 rotates to joint portion joint lug to fixed first portion 411 that compresses tightly, and then accomplish the installation of work piece in the electronic crimping pincers.

The driving part 3 generates heat when working, and in order to realize rapid heat dissipation in the pliers body 1, as shown in fig. 1-2, the electric crimping pliers further comprises a heat dissipation assembly 6, wherein the heat dissipation assembly 6 comprises a heat dissipation hole 61 formed in the surface of the pliers body 1, so that the heat generated by the driving part 3 can escape from the heat dissipation hole 61, and the phenomenon that the service life of the electric crimping pliers is affected due to overhigh temperature inside the pliers body 1 is avoided. The shape and arrangement position of the heat dissipation holes 61 may be designed according to actual conditions, and are not specifically limited herein. In order to further accelerate the heat dissipation, the heat dissipation assembly 6 further comprises a fan 62, and the fan 62 is arranged in the caliper body 1. The blower 62 can quickly dissipate heat from the interior of the pliers body 1, and then the heat can be discharged through the heat dissipation holes 61. Alternatively, the fan 62 may be sized to be GD30K2-12, which is smaller in size and able to meet the heat dissipation requirements of the electric crimping pliers. The fan 62 and the heat dissipation hole 61 are matched to realize rapid heat dissipation inside the pliers body 1, so that the service life of the electric crimping pliers is prolonged.

In addition, in order to facilitate the holding of the electric crimping pliers, the pliers body 1 is further provided with an anti-slip part 12, and the anti-slip part 12 can be made of rubber so as to facilitate the use of the crimping pliers.

In this embodiment, as shown in fig. 1-2, the step of crimping the workpiece by using the electric crimping pliers includes:

firstly, the first elastic part 231 is pressed downwards by pressing the toggle element 232 on the battery holder 2 downwards so as to drive the first clamping element 22 to move downwards, the clamp body 1 slides in along the sliding groove 211 arranged on the surface of the shell 21, the connecting part slides to the clamping hole 2121, the toggle element 232 is released, and the first clamping element 22 is clamped and fixed with the connecting part under the elastic force action of the first elastic part 231, so that the battery holder 2 is installed;

secondly, selecting a crimping angle of the crimping head according to the workpiece angle, rotating the rotating part 51 around the sleeve 11 to drive the first crimping component 41 and the second crimping part 42 to synchronously rotate, and fixing the rotating part 51 on the sleeve 11 through the fixing part 52 after rotating to the selected angle to realize the adjustment of the crimping angle of the crimping head;

thirdly, by pressing the pressing head 412, the pressing head 412 rotates relative to the hinge block 413, so that the clamping portion on the pressing head 412 is separated from the bump on the first pressing portion 411, the first pressing portion 411 can be opened to place the workpiece inside the second pressing portion 42, after the workpiece is placed, the first pressing portion 411 can be rotated back to the initial position, the pressing head 412 is loosened to the clamping bump of the clamping portion, so that the first pressing portion 411 is fixed, and the workpiece in the electric crimping pliers is installed;

in the fourth step, the second crimping part 42 moves towards the first crimping part 411 under the driving of the driving part 3, so that the workpiece is pressed.

Example two

The embodiment of the invention provides electric crimping pliers, which are different from the first embodiment in that as shown in fig. 3, the electric crimping pliers further comprise a second clamping member 24, the second clamping member 24 is arranged in the shell 21 and can extend out of the shell 21, the second clamping member 24 is connected with the first clamping member 22, when the pliers body 1 is slidably mounted relative to the battery holder 2, the pliers body 1 can drive the second clamping member 24 to retract into the shell 21, the second clamping member 24 drives the first clamping member 22 to retract, so that the connecting part can extend into the clamping hole 2121, the toggle member 232 does not need to be manually pressed, and the pliers body 1 can drive the second clamping member 24 and the first clamping member 22 to retract by sliding in, thereby being more time-saving and labor-saving.

Specifically, second joint spare 24 and casing 21 inner wall elastic connection, the position that corresponds second joint spare 24 on the pincers body 1 is provided with the card hole, and after the pincers body 1 installation targets in place, second joint spare 24 resets and stretches into in the card hole, and can drive first joint spare 22 and connecting portion joint. First joint spare 22 accessible horizontal pole is connected with second joint spare 24, and the card hole corresponds when the installation of the pincers body 1 targets in place and slides to second joint spare 24 position department, and the connecting portion motion of the pincers body 1 simultaneously reaches first joint spare 22 department, and first joint spare 22 and second joint spare 24 upper end lose the butt, can drive first joint spare 22 and second joint spare 24 and reset and with the joint of the pincers body 1 under the elastic action of first elastic component 231. When the clamp body 1 needs to be detached, the first elastic member 231 can be pressed down by the toggle member 232, so that the first clamping member 22 and the second clamping member 24 are synchronously driven to retract, and the unlocking of the clamp body 1 and the battery holder 2 is realized. Preferably, the second latch 24 also includes a second elastic component 241, which is more convenient for the elastic recovery of the second latch 24, and the second elastic component 241 may also be configured as a spring.

Therefore, the tightness of the connection between the clamp body 1 and the battery holder 2 can be increased by arranging the second clamping pieces 24, the clamp body 1 can be connected without manually pressing the toggle pieces 232, the efficiency is improved, the operation is convenient, the arrangement number and the arrangement position of the second clamping pieces 24 can be adjusted according to actual needs, and no specific limitation is imposed on the arrangement.

The above description is only a preferred embodiment of the present invention, and for those skilled in the art, the present invention should not be limited by the description of the present invention, which should be interpreted as a limitation.

Claims

1. An electric crimping tong, comprising:

the clamp comprises a clamp body (1), wherein a connecting part is arranged on the clamp body (1); and

a battery holder (2), the battery holder (2) comprising:

the battery pack comprises a shell (21) and a connecting part, wherein the shell (21) is used for accommodating a battery, a clamping hole (2121) is formed in the shell (21), and the connecting part can be inserted into the clamping hole (2121);

the first clamping piece (22) is movably arranged in the shell (21), and the first clamping piece (22) can be switched between a first position for clamping the connecting part and a second position for releasing the connecting part; and

the toggle assembly (23) is arranged on the shell (21), and the toggle assembly (23) can drive the first clamping piece (22) to be switched between a first position and a second position so as to realize detachable connection of the battery seat (2) and the clamp body (1).

2. Electrically powered crimping pliers according to claim 1, characterized in that said toggle assembly (23) comprises:

one end of the first elastic part (231) is connected with the first clamping piece (22), the other end of the first elastic part is connected with the inner wall of the shell (21), and the first elastic part (231) can drive the first clamping piece (22) to move to a first position; and

toggle piece (232), slide set up in casing (21) outside, toggle piece (232) with first joint spare (22) are connected, in order to drive first joint spare (22) remove to with connecting portion joint or loosen.

3. The electric crimping pliers according to claim 2, wherein the pliers body (1) is slidably mounted on the battery holder (2);

battery holder (2) still include second joint spare (24), second joint spare (24) set up in casing (21), and can stretch out outside casing (21), second joint spare (24) with first joint spare (22) are connected, work as the pincers body (1) is relative when battery holder (2) slide-mounting, the pincers body (1) can drive second joint spare (24) withdrawal in casing (21), second joint spare (24) drive first joint spare (22) withdrawal, so that connecting portion can stretch into in joint hole (2121).

4. The electric crimping pliers according to claim 3, wherein the second clamping member (24) is elastically connected with the inner wall of the housing (21), a clamping hole is formed in the pliers body (1) corresponding to the second clamping member (24), and when the pliers body (1) is installed in place in a sliding manner, the second clamping member (24) resets and extends into the clamping hole, and the first clamping member (22) can be driven to be clamped with the connecting portion.

5. The electric crimping pliers according to claim 1, wherein a sliding groove (211) is provided on the housing (21), and the pliers body (1) is slidably connected to the housing (21) along the sliding groove (211).

6. The powered crimping tong of any of claims 1-5, further comprising:

a drive member (3) provided in the caliper body (1);

the crimping mechanism (4) is positioned outside the clamp body (1) and is connected with the output end of the driving part (3), and the crimping mechanism (4) can press or release a workpiece under the action of the driving part (3);

the rotary component (5), the rotary component (5) with the crimping mechanism (4) link firmly, and with the pincers body (1) rotates and is connected, rotary component (5) can be relative pincers body (1) rotates to the angle of adjustment crimping mechanism (4).

7. Electrically powered crimping pliers according to claim 6, characterized in that said crimping mechanism (4) comprises:

a first crimping assembly (41) fixedly connected with the rotating assembly (5);

the second crimping part (42) is rotatably connected with the clamp body (1) and can be clamped with the first crimping component (41) to rotate synchronously, the second crimping part (42) is arranged at the output end of the driving part (3), and the second crimping part (42) can move towards the first crimping component (41) under the action of the driving part (3) to compress the workpiece.

8. The electric crimping pliers according to claim 7, wherein the pliers body (1) is provided with a sleeve (11) projecting towards the crimping mechanism (4), the second crimping portion (42) is arranged in the sleeve (11) in a penetrating way, and the rotating assembly (5) comprises:

the rotating part (51), one side of the rotating part (51) is fixedly connected with the first crimping assembly (41), and the other side of the rotating part (51) is rotatably connected with the sleeve (11);

and a fixing portion (52) provided outside the rotating portion (51), wherein the fixing portion (52) can fix the rotating portion (51) to the sleeve (11) to fix the angle of the pressure bonding mechanism (4).

9. The electric crimping pliers according to claim 6, wherein the surfaces of the pliers body (1) are provided with heat dissipation holes (61).

10. The electrically powered crimping tong according to claim 9, further comprising a fan (62), the fan (62) being disposed within the tong body (1).