CN211719939U

CN211719939U - Terminal crimping machine

Info

Publication number: CN211719939U
Application number: CN202020819915.6U
Authority: CN
Inventors: 周利进
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-15
Filing date: 2020-05-15
Publication date: 2020-10-20
Anticipated expiration: 2030-05-15

Abstract

The utility model relates to a terminal pressure equipment technical field specifically provides a terminal crimping machine, terminal crimping machine include drive arrangement, drive mechanism, go up vice, lower vice and mount, and drive arrangement's power output shaft and drive mechanism's power input end connection, drive mechanism's power output tip and last vice are connected, and drive mechanism installs at the mount, down the vice be fixed in the mount and its keep silent relative with last vice. It can be understood that the power output shaft of the driving device transmits the driving force to the transmission mechanism, the driving force is transmitted to the power output end part through the transmission mechanism, and the power output end part drives the upper jaw to move up and down in parallel relative to the lower jaw. The transmission mechanism is used for realizing that the upper clamp piece is parallel to the lower clamp piece and moves up and down, so that the upper clamp piece and the lower clamp piece are parallel to press the terminal, the stress on two ends of the terminal is uniform, the connection stability of the terminal is improved, the service life of the terminal is prolonged, the problem of nonuniform stress caused by rotary pressing is effectively solved, and the structure is simple.

Description

Terminal crimping machine

Technical Field

The utility model belongs to the technical field of the terminal pressure equipment, more specifically say, relate to a terminal crimping machine.

Background

At present, manual terminal crimping pliers are common in the market, but the production efficiency is low, the labor intensity is high, and in order to improve the production efficiency and reduce the labor intensity of operators, automatic terminal crimping machines are also correspondingly produced. However, most of automatic terminal crimping machines in the market still adopt a manual crimping pliers crimping mode, the jaws rotate to crimp, and after crimping, the two sides of the terminal are stressed unevenly, namely, the position close to the fulcrum is stressed greatly. This causes unstable connection of the terminals due to uneven crimping force, and reduces the service life.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a terminal crimping machine to there is because of the crimping power is uneven among the solution prior art, causes the unstable technical problem of terminal connection.

In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a terminal crimping machine, it includes drive arrangement, drive mechanism, last binding clip, lower binding clip and mount, lower binding clip is fixed in mount and its keep silent with it is relative to keep silent of last binding clip, drive arrangement's power output shaft with drive mechanism's power input end connection, drive mechanism's power output tip with it connects and can drive to go up the binding clip aversion from top to bottom, go up the binding clip for have during the parallel downward shift of binding clip down with the crimping state of binding clip gradual lock down and for have during the parallel upward shift of binding clip down with the relaxation state that the binding clip gradually separated down, drive mechanism installs the mount.

Further, the transmission mechanism comprises a pushing member, a swinging member and a guide member, the pushing member is provided with a first rotating end part, a second rotating end part and a pushing part positioned between the first rotating end part and the second rotating end part, the first rotating end part is fixed on the fixed frame, the second rotating end part is hinged to the power output shaft, and the second rotating end part is the power input end part; the swinging piece is provided with a first swinging end part, a second swinging end part and a switching part positioned between the first swinging end part and the second swinging end part, the switching part is pivoted on the fixed frame, the first swinging end part is hinged with the pushing part, and the second swinging end part is rotatably connected with the upper clamp piece; the guide piece is fixed on the fixed frame and is provided with a guide cavity which is communicated up and down and a plug-in port communicated with the guide cavity, the second swing end part is inserted into the guide cavity through the plug-in port, and the upper clamp piece is matched with the guide cavity and shifts along the extending direction of the guide cavity.

Preferably, a guide hole is formed in the fixed frame at a position corresponding to the second rotating end, the extending direction of the guide hole is the same as the driving force direction of the power output shaft, and a hinge member between the second rotating end and the power input end is inserted into the guide hole and moves along the guide hole.

Preferably, the transmission mechanism further comprises a connecting piece, the connecting piece is provided with a first connecting end and a second connecting end opposite to the first connecting end, the first connecting end is hinged with the pushing part of the pushing piece, and the second connecting end is hinged with the first swinging end of the swinging piece.

Preferably, a connecting line of a hinge center of the pushing portion, a hinge center of the first rotating end portion and a hinge center of the second rotating end portion is V-shaped, and a V-shaped opening faces the driving device or faces away from the driving device.

Preferably, a connecting line of the fixed center of the adapter part, the hinge center of the first swing end part and the rotation center of the second swing end part is in a V shape, and a V-shaped opening faces upwards or downwards.

Further, the driving device is a pneumatic driving device, a hydraulic driving device or a mechanical driving device, and the driving force of the power output shaft is horizontal pushing force or horizontal pulling force.

Preferably, the upper caliper comprises an upper caliper body and a movable member, the upper caliper body is fixed to the lower end portion of the movable member, a jaw of the upper caliper body faces downward, the upper end portion of the movable member is rotatably connected with the second swing end portion, and the movable member is adapted to the guide cavity and moves in the extending direction of the guide cavity.

Furthermore, the fixing frame comprises a front side plate and a rear side plate, the front side plate and the rear side plate are oppositely arranged and are fixed on the driving device, and the transmission mechanism, the upper clamp piece and the lower clamp piece are located between the front side plate and the rear side plate and are connected with the front side plate and the rear side plate.

Furthermore, the lower clamp piece comprises a lower clamp main body and a fixing piece, the lower clamp main body is fixed at one end of the fixing piece, a clamp opening of the lower clamp main body faces upwards, and the fixing piece is fixed on the fixing frame.

Preferably, the terminal crimping machine still includes the safety cover and has the installation shell of open cavity, drive arrangement install in open cavity, drive mechanism with down the tong all insert in open cavity, it is located to go up the tong just be located cavity department outside the open cavity, the safety cover overlap in go up the tong with the crimping tip of tong down and with the connection can be dismantled to the open end of installation shell.

Furthermore, the protective cover comprises a main cover body with a protective cavity and clamping parts respectively connected with the front side and the rear side of the main cover body;

the installation shell has the main casing body in opening chamber and with the open end of the main casing body be connected and with the clamping part one-to-one stop portion, clamping part with the cooperation of clamping stop portion joint.

Furthermore, the main cover body is provided with an installation opening on the lower end face thereof, and the protection cover is installed at the opening end of the main cover body from top to bottom.

The utility model provides a pair of terminal crimping machine's beneficial effect lies in: the terminal crimping machine comprises a driving device, a transmission mechanism, an upper clamp piece, a lower clamp piece and a fixing frame, wherein a power output shaft of the driving device is connected with a power input end of the transmission mechanism, a power output end of the transmission mechanism is connected with the upper clamp piece, the transmission mechanism is installed on the fixing frame, and the lower clamp piece is fixed on the fixing frame and a jaw of the lower clamp piece is opposite to a jaw of the upper clamp piece. It can be understood that the power output shaft of the driving device transmits the driving force to the transmission mechanism, the driving force is transmitted to the power output end part through the transmission mechanism, and the power output end part drives the upper jaw to move up and down in parallel relative to the lower jaw. When the terminal needs to be crimped, the driving device applies a driving force in one direction, the driving force is transmitted by the transmission mechanism, the upper clamp piece and the lower clamp piece can be kept parallel and gradually downward and are buckled with the lower clamp piece, the upper clamp piece and the lower clamp piece jointly apply extrusion force to the terminal, and finally the terminal and the wire harness are crimped together to realize parallel crimping, so that the two sides of the terminal are uniformly stressed, and at the moment, the upper clamp piece has a crimping state; when the terminal is completely crimped or needs to be adjusted, the driving device applies a reverse driving force, and after the driving force is transmitted by the transmission mechanism, the upper clamp piece and the lower clamp piece can be kept parallel and gradually upward and separated from the lower clamp piece, so that the crimped terminal is conveniently taken down or adjusted, and at the moment, the upper clamp piece is in a relaxed state. The transmission mechanism is used for realizing that the upper clamp piece is parallel to the lower clamp piece and moves up and down, so that the upper clamp piece and the lower clamp piece are parallel to press the terminal, the stress on two ends of the terminal is uniform, the connection stability of the terminal is improved, the service life of the terminal is prolonged, the problem of nonuniform stress caused by rotary pressing is effectively solved, and the structure is simple.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a partially exploded perspective view of a terminal crimping machine according to an embodiment of the present invention;

fig. 2 is another partially exploded perspective view of a terminal crimping machine according to an embodiment of the present invention;

fig. 3 is a perspective view of a protective cover and a mounting housing provided by an embodiment of the present invention;

fig. 4 is a perspective view of a protective cover according to an embodiment of the present invention;

fig. 5 is a perspective assembly view of a terminal crimping machine according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or it can be indirectly fixed to or disposed on the other element through a third member. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element through a third component.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.

Referring to fig. 1 and 2, if the direction X is upward, the opposite direction is downward; y is forward, then the reverse is backward.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 and 2, an embodiment of the present invention provides a terminal crimping machine, which is one of the most important links in a wire harness production process, and drives a crimping mold to crimp a terminal and a wire harness together. The terminal crimping machine comprises a driving device 100, a transmission mechanism 200, an upper clamp 300, a lower clamp 400 and a fixing frame 500, wherein the lower clamp 400 is fixed on the fixing frame 500, a jaw of the lower clamp is opposite to a jaw of the upper clamp 300, a power output shaft 110 of the driving device 100 is connected with a power input end part of the transmission mechanism 200, a power output end part of the transmission mechanism 200 is connected with the upper clamp 300 and can drive the upper clamp 300 to move up and down, the upper clamp 300 has a crimping state gradually buckled with the lower clamp 400 when moving downwards in parallel relative to the lower clamp 400 and a loosening state gradually separated from the lower clamp 400 when moving upwards in parallel relative to the lower clamp 400, and the transmission mechanism 200 is installed on the fixing frame 500.

In this embodiment, the terminal crimping machine includes a driving device 100, a transmission mechanism 200, an upper jaw 300, a lower jaw 400 and a fixing frame 500, wherein a power output shaft 110 of the driving device 100 is connected to a power input end of the transmission mechanism 200, a power output end of the transmission mechanism 200 is connected to the upper jaw 300, the transmission mechanism 200 is mounted on the fixing frame 500, and the lower jaw 400 is fixed to the fixing frame 500 with a jaw thereof facing a jaw of the upper jaw 300. It will be appreciated that the power take-off shaft 110 of the drive device 100 transmits drive to the transmission mechanism 200, the drive being transmitted through the transmission mechanism 200 to the power take-off end which carries the upper jaw 300 in parallel up and down displacement relative to the lower jaw 400. When the terminal needs to be crimped, the driving device 100 applies a driving force in one direction, after the driving force is transmitted by the transmission mechanism 200, the upper clamp 300 and the lower clamp 400 can keep parallel and gradually downward and are buckled with the lower clamp 400, the upper clamp 300 and the lower clamp 400 apply extrusion force to the terminal together, and finally the terminal and the wire harness are crimped together to realize parallel crimping, so that the two sides of the terminal are stressed uniformly, and at the moment, the upper clamp 300 has a crimping state; when the terminal is completely crimped or needs to be adjusted, the driving device 100 applies a reverse driving force, and after the driving force is transmitted by the transmission mechanism 200, the upper clamp 300 and the lower clamp 400 can be kept parallel and gradually upward to be separated from the lower clamp 400, so that the crimped terminal can be conveniently taken down or adjusted, and at the moment, the upper clamp 300 has a relaxed state. The transmission mechanism 200 can realize that the upper clamp 300 can move up and down relative to the lower clamp 400 in parallel, so that the upper clamp 300 and the lower clamp 400 can press the terminal in parallel, the stress on two ends of the terminal is uniform, the connection stability of the terminal is improved, the service life of the terminal is prolonged, the problem of uneven stress caused by rotary pressing is effectively solved, and the structure is simple.

Referring to fig. 1 and fig. 2, further, the driving mechanism 200 includes a pushing element 210, a swinging element 220 and a guiding element 230.

The pushing member 210 has a first rotating end 211, a second rotating end 212 and a pushing portion 213 therebetween, the first rotating end 211 is fixed to the fixing frame 500, the second rotating end 212 is hinged to the power output shaft 110, and the second rotating end 212 is a power input end. Specifically, the first rotating end 211 is fixed to the fixing frame 500 by a pin.

The swing member 220 has a first swing end 221, a second swing end 222 and an adapter 223 therebetween, the adapter 223 is pivotally connected to the fixing frame 500, the first swing end 221 is hinged to the pushing portion 213, and the second swing end 222 is rotatably connected to the upper clamp 300.

In this embodiment, the direction of the driving force is finally changed by driving the separation with the multi-stage lever. The power output shaft 110 applies a pushing force to the second rotating end 212, the pushing member 210 pushes the first swinging end 221 of the swinging member 220 with the pushing force, the switching part 223 of the swinging member 220 serves as a supporting point, so that the swinging member 220 forms a lever structure, the second swinging end 222 rotates towards the direction opposite to that of the first swinging end 221, and the rotating axis is the same as that of the rotating part.

The guide 230 is fixed to the fixing frame 500 and has a guide cavity 2301 penetrating vertically and a socket 2302 communicating with the guide cavity 2301, and the second swing end 222 is inserted into the guide cavity 2301 through the socket 2302 to leave a space for the second swing end 222 to swing. The upper jaw 300 is fitted into the guide cavity 2301 and displaced in the extending direction of the guide cavity 2301.

In this embodiment, the upper jaw 300 is displaceable up and down along the guide cavity 2301 and is always parallel to the lower jaw 400. The guide 230 is arranged to position and guide the upper clamp 300, so that the upper clamp 300 slides directionally according to a predetermined path.

In this embodiment, the adaptor 223 of the swing member 220 is connected to the fixing frame 500 by a pin. Meanwhile, in order to save processing time and cost, the guide 230 is also coupled to the fixing frame 500 by the pin. In order to prevent the pin shaft from axially moving and separating, the two end parts of the pin shaft extend out of the fixing frame 500 and are respectively sleeved with the split retainer rings.

Referring to fig. 1 and 2, preferably, a guide hole 501 is formed in the fixed frame 500 at a position corresponding to the second rotating end 212, an extending direction of the guide hole 501 is the same as a driving direction of the power output shaft 110, and a hinge between the second rotating end 212 and the power input end is inserted into the guide hole 501 and moves along the guide hole 501. Thus, on the one hand, the directional sliding of the second rotating end part 212 and the power input end part is realized, and on the other hand, the stability of the sliding of the second rotating end part 212 and the power input end part is improved.

Referring to fig. 1 and fig. 2, preferably, the transmission mechanism 200 further includes a connecting member 240, the connecting member 240 has a first connecting end portion 241 and a second connecting end portion 242 opposite to the first connecting end portion 241, the first connecting end portion 241 is hinged to the pushing portion 213 of the pushing member 210, and the second connecting end portion 242 is hinged to the first swinging end portion 221 of the swinging member 220.

In the present embodiment, the pushing member 210, the swinging member 220 and the connecting member 240 are all in the shape of a sheet, and are all set to be double in order to improve the overall strength, but the number is not limited thereto. In particular, the two oscillating pieces 220 and the two pushing pieces 210 are stacked together, and the two connecting pieces 240 are parallel to each other and clamp the first oscillating end portion 221 and the pushing portion 213 together. The stability of transmission is improved.

Referring to fig. 1 and 2, preferably, a connection line between the hinge center of the pushing portion 213 and the fixed center of the first rotating end 211 and the hinge center of the second rotating end 212 is V-shaped, and the V-shaped opening faces the driving device 100 or faces away from the driving device 100. Thus, on the one hand, the utilization rate of space is reduced, and on the other hand, the direction of the driving force is changed by using the angle.

Referring to fig. 1 and 2, preferably, a connection line between the pivot center of the adapter 223 and the pivot center of the first swing end 221 and the pivot center of the second swing end 222 is V-shaped, and the V-shaped opening is upward or downward. Thus, on the one hand, the utilization rate of space is reduced, and on the other hand, the direction of the driving force is changed by using the angle.

Referring to fig. 1 and fig. 2, further, the driving device 100 is a pneumatic driving device, a hydraulic driving device or a mechanical driving device, and the driving force of the power output shaft 110 is a horizontal pushing force or a horizontal pulling force. In this embodiment, a pneumatic driving device is used, so that the driving is safe and stable.

Referring to fig. 1 and fig. 2, further, the upper caliper 300 includes an upper caliper main body 310 and a movable member 320, the upper caliper main body 310 is fixed at the lower end of the movable member 320 and has a jaw facing downward, the upper end of the movable member 320 is rotatably connected to the second swing end 222, and the movable member 320 is adapted to the guide cavity 2301 and is displaced along the extending direction of the guide cavity 2301. Thus, by the arrangement of the movable piece 320, on one hand, the downward moving distance of the upper clamp main body 310 is reduced, and the time consumed by terminal crimping is reduced; on the other hand, the size of the movable member 320 is reduced, and the vertical sliding accuracy of the upper caliper body 310 is improved.

In this embodiment, the moving members 320 are sheet-shaped and provided with two moving members, and it should be noted that the number of the moving members 320 is not limited thereto, and may be selectively provided according to specific situations. The two movable members 320 are parallel to each other and spaced apart from each other, the upper ends of the two movable members 320 commonly clamp the two second swing ends 222 and are rotatably connected to the second swing ends 222, and the two movable members 320 are adapted to the guide cavity 2301 and slide along the extending direction of the guide cavity 2301. The lower end parts of the two movable members 320 clamp the upper end part of the upper tong main body 310 together and are fixedly connected with the upper tong main body 310, and the upper tong main body 310 is driven to slide up and down through the up-and-down sliding of the two movable members 320, so that the horizontal crimping of the terminal is realized.

Referring to fig. 1 and fig. 2, further, the fixing frame 500 includes a front plate 510 and a rear plate 520, the front plate 510 and the rear plate 520 are disposed opposite to each other and fixed to the driving device 100, and the transmission mechanism 200, the upper clamp 300 and the lower clamp 400 are disposed between and connected to the front plate 510 and the rear plate 520. In this way, a supporting condition is provided for the installation of the transmission mechanism 200, the upper jaw 300 and the lower jaw 400.

In the present embodiment, the front plate 510 and the rear plate 520 are fixed to the fixing base 120 of the power output end surface of the driving device 100.

Referring to fig. 1 and 2, further, the lower clamp 400 includes a lower clamp body 410 and a fixing member 420, the lower clamp body 410 is fixed to an end of the fixing member 420 with its jaw facing upward, and the fixing member 420 is fixed to the fixing frame 500.

In this embodiment, the fixing members 420 are sheet-shaped and provided with two, and it should be noted that the number of the fixing members 420 is not limited thereto, and can be selected and provided according to specific situations.

In this embodiment, the lower clamp 400 further includes a support plate 430, the support plate 430 is located between the two fixing members 420 and at the end far from the lower clamp body 410, and one fixing member 420, the support plate 430 and the other fixing member 420 are sequentially stacked together and fixed to the front side plate 510 and the rear side plate 520. The lower end of the lower caliper body 410 is held by the end portions of the two fixing members 420 adjacent to the lower caliper body 410, and the upper end of the lower caliper body 410 is aligned with and parallel to the lower end of the upper caliper body 310.

Referring to fig. 1 to 5, the terminal crimping machine further includes a protection cover 600 and a mounting case 700 having an open cavity 701, the driving device 100 is mounted in the open cavity 701, the transmission mechanism 200 and the lower jaw 400 are both inserted into the open cavity 701, the upper jaw 300 is located outside the open cavity 701 and at the cavity opening, and the protection cover 600 is sleeved on the crimping end of the upper jaw 300 and the lower jaw 400 and detachably connected to the open end of the mounting case 700. Thus, the time consumption for mounting and dismounting the protective cover 600 is shortened, and the parts protected by the protective cover are convenient to repair, maintain and replace quickly.

Referring to fig. 3 to 5, the protecting cover 600 further includes a main cover body 610 having a protecting cavity 601 and locking portions 620 respectively connected to the front and rear sides of the main cover body 610.

The mounting case 700 includes a main housing 710 having an open cavity 701, and locking portions 720 connected to the open end of the main housing 710 and corresponding to the locking portions 620, and the locking portions 620 are engaged with the locking portions 720.

Referring to fig. 1 to 5, further, the main housing 610 has a mounting opening 602 formed on a lower end surface thereof, and the protection cover 600 is mounted on an opening end of the main housing 610 from top to bottom. Thus, when the protective cover 600 is mounted, the mounting opening 602 is simply aligned with the guide 230 and slid downward until the latching portion 620 is engaged with the latching portion 720.

In this embodiment, the mounting case 700 further includes two locking pieces 730, each locking piece 730 includes a fixing plate 731 and the locking portion 720 connected to the fixing plate 731, and the fixing plate 731 is fixed to the opening end surface of the main case 710. The clamping structure is convenient to maintain and replace.

In this embodiment, the protective cover 600 is provided with a U-shaped groove 603 running through from front to back in the middle thereof, and the arm of the U-shaped groove 603 is provided with an opening 604 communicating with the protective cavity 601, so that on one hand, the protective cover 600 is conveniently installed in place from top to bottom; on the other hand, the lower end of the upper jaw 300 and the upper end of the lower jaw 400 are both exposed in the U-shaped groove 603, which facilitates the crimping of the terminal.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a terminal crimping machine, its characterized in that includes drive arrangement, drive mechanism, goes up binding clip, binding clip and mount down, lower binding clip is fixed in mount and its keep silent with it is relative to keep silent of last binding clip, drive arrangement's power output shaft with drive mechanism's power input end connection, drive mechanism's power output end with it connects and can drive to go up the binding clip aversion from top to bottom, go up the binding clip for have during the parallel downward shift of binding clip down with the crimping state of binding clip gradually lock down and for have during the parallel upward shift of binding clip down with the state of relaxing of binding clip gradually separating down, drive mechanism installs the mount.

2. The terminal crimping machine of claim 1, wherein the transmission mechanism includes a pushing member, a swinging member, and a guide member,

the pushing piece is provided with a first rotating end part, a second rotating end part and a pushing part positioned between the first rotating end part and the second rotating end part, the first rotating end part is fixed on the fixed frame, the second rotating end part is hinged to the power output shaft, and the second rotating end part is the power input end part;

the swinging piece is provided with a first swinging end part, a second swinging end part and a switching part positioned between the first swinging end part and the second swinging end part, the switching part is pivoted on the fixed frame, the first swinging end part is hinged with the pushing part, and the second swinging end part is rotatably connected with the upper clamp piece;

the guide piece is fixed on the fixed frame and is provided with a guide cavity which is communicated up and down and a plug-in port communicated with the guide cavity, the second swing end part is inserted into the guide cavity through the plug-in port, and the upper clamp piece is matched with the guide cavity and shifts along the extending direction of the guide cavity.

3. The terminal crimping machine according to claim 2, wherein a guide hole is formed in the fixing frame at a position corresponding to the second rotating end portion, the guide hole extending in the same direction as the driving force of the power output shaft, and a hinge member between the second rotating end portion and the power input end portion is inserted into and moved along the guide hole.

4. The terminal crimping machine of claim 2, wherein the transmission mechanism further includes a link having a first link end and a second link end opposite the first link end, the first link end being hingedly connected to the pushing portion of the pushing member, the second link end being hingedly connected to the first swinging end of the swinging member.

5. The terminal crimping machine according to claim 2, wherein a line connecting a hinge center of the pushing portion with a hinge center of the first rotating end portion and a hinge center of the second rotating end portion is V-shaped with a V-shaped opening facing toward or away from the driving means.

6. The terminal crimping machine as claimed in claim 2, wherein a line connecting a fixed center of the adapter portion with a hinge center of the first swing end portion and a rotation center of the second swing end portion is V-shaped with a V-shaped opening facing upward or downward.

7. The terminal crimping machine according to any one of claims 2 to 6, wherein the driving means is a pneumatic driving means, a hydraulic driving means, or a mechanical driving means, and the driving force of the power take-off shaft is a horizontal pushing force or a horizontal pulling force.

8. The terminal crimping machine as claimed in any one of claims 2 to 6, wherein the upper jaw member includes an upper jaw main body fixed to a lower end portion of the movable member with a jaw thereof facing downward, and a movable member pivotally connected at an upper end portion thereof to the second swing end portion, the movable member being fitted to the guide chamber and displaced in an extending direction of the guide chamber.

9. The terminal crimping machine as claimed in any one of claims 1 to 6, wherein the fixing frame includes a front side plate and a rear side plate, the front side plate and the rear side plate being disposed opposite to each other and each being fixed to the driving device, the transmission mechanism, the upper jaw, and the lower jaw being located between and connected to the front side plate and the rear side plate.

10. The terminal crimping machine as claimed in any one of claims 1 to 6, wherein the lower jaw includes a lower jaw main body fixed to an end portion of a fixing member with a jaw thereof directed upward, and a fixing member fixed to the fixing frame.

11. The terminal crimping machine as claimed in any one of claims 1 to 6, further comprising a protective cover and a mounting case having an open cavity, wherein the driving device is mounted in the open cavity, the transmission mechanism and the lower jaw are inserted into the open cavity, the upper jaw is located outside the open cavity and at a cavity opening, and the protective cover is fitted over crimping ends of the upper jaw and the lower jaw and detachably connected to an open end of the mounting case.

12. The terminal crimping machine as claimed in claim 11, wherein the protection cover includes a main cover body having a protection cavity and catching portions connected to front and rear sides of the main cover body, respectively; the installation shell has the main casing body in opening chamber and with the open end of the main casing body be connected and with the clamping part one-to-one stop portion, clamping part with the cooperation of clamping stop portion joint.

13. The terminal crimping machine as claimed in claim 12, wherein the main housing has a mounting opening formed at a lower end surface thereof, and the protection cover is mounted to the open end of the main housing from a top down direction.