CN213989530U

CN213989530U - Riveting terminal machine

Info

Publication number: CN213989530U
Application number: CN202022483183.0U
Authority: CN
Inventors: 王伟阳
Original assignee: Dongguan Longyi Electronic Technology Co ltd
Current assignee: Dongguan Longyi Electronic Technology Co ltd
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2021-08-17
Anticipated expiration: 2030-10-30

Abstract

The utility model discloses a riveting terminal machine, which comprises a first carrier plate and a second carrier plate which are arranged side by side, a cutter which is telescopically arranged on the first carrier plate and a pressure head which is erected above the cutter, wherein the terminal comprises a positioning part, a buckling part and a connecting part which are connected in sequence, the terminal is arranged in a first clamping groove of the first carrier plate, the positioning part is positioned in the first clamping groove, the buckling part and the connecting part are positioned outside the first clamping groove, the cutter is arranged with the edge facing downwards, and the flexible circuit board is clamped in a second clamping groove of the second carrier plate at the position opposite to the joint of the positioning part and the buckling part, and the press-connection end of the flexible circuit board is lapped on the cutter and the buckling part from the upper part, the press head can move up and down linearly to press the press-connection end, so that the cutter moves down to cut off the connection between the positioning part and the buckling part, meanwhile, the buckling part can pierce the flexible circuit board and is buckled with the golden finger at the crimping end. The jig has the advantages of simple structure, accurate and efficient alignment and effective guarantee of the assembling effect.

Description

Riveting terminal machine

Technical Field

The utility model relates to a circuit board technical field especially relates to a riveting terminal machine.

Background

The flexible circuit board (FPC for short) has the advantages of high wiring density, light weight, thin thickness, small wiring space limitation, high flexibility and the like, and is suitable for the development of electronic products in the directions of high density, miniaturization and high reliability. Therefore, the flexible circuit board is widely applied to the fields or products of spaceflight, military affairs, mobile communication, computers, PDAs, digital cameras, automobiles and the like. When the flexible circuit board is used as an adapter board, the terminals are often required to be firstly assembled on the flexible circuit board and then connected with the connector to realize the function of adapter.

At present, when the terminal is assembled and connected on the flexible circuit board, the terminal is mostly realized by adopting a welding mode, glue dispensing protection is often needed to be carried out on welding points after welding, the process is relatively complex, quality problems such as insufficient soldering, continuous soldering, pad separation and the like often occur in the welding process, the functions of the product are seriously influenced, and the quality problems are extremely dangerous if the quality problems occur on a vehicle-mounted product. In addition, the subsequent service life of the flexible circuit board is limited by adopting a welding mode, and the flexible circuit board used in many products needs to have a longer service life, for example, the service life of the flexible circuit board on a vehicle needs to be more than 15 years, most welding processes cannot meet the requirement of the service life, or even if part welding processes can meet the requirement of the service, the corresponding control cost is correspondingly higher.

Therefore, a riveting terminal machine with simple structure, high assembly precision, high efficiency and effective assembly effect is needed to overcome the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a simple structure, high and efficient riveting terminal machine of assembly precision to the reliability of being connected between assurance terminal and the flexible line way board.

In order to achieve the above object, the present invention discloses a riveting terminal machine for crimping a terminal onto a flexible printed circuit board, the riveting terminal machine comprising a first carrier plate and a second carrier plate arranged side by side, a cutter telescopically mounted on the first carrier plate, and a pressing head erected above the cutter, the terminal comprising a positioning portion, a buckling portion and a connecting portion connected in sequence, the terminal being disposed in a first clamping groove of the first carrier plate, with the positioning portion thereof located in the first clamping groove and the buckling portion and the connecting portion thereof located outside the first clamping groove, the cutter being disposed with its edge facing downward, and being aligned with a connection portion of the positioning portion and the buckling portion, the flexible printed circuit board being snapped in a second clamping groove of the second carrier plate, and the crimping end of the flexible printed circuit board being lapped over the cutter and the buckling portion, the pressure head can move up and down linearly to press the crimping end, so that the cutter moves down to cut off the connection between the positioning part and the buckling part, and meanwhile, the buckling part can pierce the flexible circuit board and is buckled in the flexible circuit board to be buckled with the gold finger at the crimping end.

Preferably, the pressing head comprises a pressing cutting head and a pressing folding head, the pressing cutting head is located right above the cutter, and the pressing folding head is located right above the buckling part.

Preferably, the opposite ends of the pressing cutting head and the cutting knife are correspondingly provided with a concave groove and a convex which are matched in a concave-convex manner.

Preferably, one end of the folding head opposite to the buckling part is provided with a fixed groove, and the cross section of the fixed groove is M-shaped.

Preferably, the utility model discloses a riveting terminal machine is still including setting up in the crimping mechanism of first support plate top, crimping mechanism's output with the pressure head is connected for order about the pressure head is in vertical direction straight reciprocating motion.

Preferably, the pressure head with crimping mechanism's output is detachably connected, just the pressure head is height-adjustable's setting.

Preferably, the shape of the first clamping groove is square or long-strip-shaped, the long-strip-shaped first clamping groove is arranged along the longitudinal direction of the first carrier plate, the positioning parts of the terminals are connected to a substrate in an equidistant mode, the substrate can be slidably clamped in the long-strip-shaped first clamping groove, the riveting terminal machine further comprises a pushing mechanism, and the pushing mechanism is used for driving the substrate to slide in the first clamping groove, so that the terminals on the substrate are transferred to the lower portion of the cutter one by one.

Preferably, the pushing mechanism includes a positioning column and a pushing driving assembly connected to the positioning column, and the pushing driving assembly can drive the positioning column to linearly move along a vertical direction perpendicular to the first carrier plate and a horizontal direction parallel to the first carrier plate, so that the positioning column can move down to be inserted into the positioning hole of the substrate, and the substrate can be driven to slide in the first slot.

Preferably, the utility model discloses a riveting terminal machine still includes transfer mechanism, transfer mechanism includes linear guide, smooth locating slide on the linear guide and with the linear actuator that the slide is connected, the second support plate position install adjustably in on the slide, linear actuator can order about the slide in linear guide goes up linear reciprocating motion, the second support plate drives thereupon the flexible line way board is relative cutter rectilinear movement makes a plurality of golden fingers of crimping end department of flexible line way board move one by one to with the position that the cutter is relative.

Preferably, the transfer mechanism further comprises a clamping member, the clamping member is disposed beside the second carrier and can move linearly up and down relative to the second card slot, and the clamping member is used for clamping or releasing the flexible circuit board clamped in the second card slot.

Compared with the prior art, the utility model discloses an among the riveting terminal machine, treat that the terminal of equipment settles in the first draw-in groove of first support plate, its location portion is located first draw-in groove, its buckling part and connecting portion are located outside the first draw-in groove, because the cutter is the setting of edge of a knife down, and to lieing in location portion and buckling part's junction, combine flexible line way board joint in the second draw-in groove of second support plate, and flexible line way board's crimping end is by the top overlap joint on cutter and buckling part, then when the pressure head moves straight line from top to bottom in order to support the crimping end of pressing flexible line way board, make the cutter pushed down to cutting off the connection between location portion and buckling part thereupon, make buckling part can from bottom to top impale flexible line way board and inwards press the knot to with the golden finger looks lock joint of crimping end department simultaneously, thereby convenient and swiftly realize the montage of terminal and flexible line way board, the technology is relative complicated when effectively having overcome among the prior art when realizing terminal and flexible line way board montage through the welding, The difficult control of welded accuracy, welding quality can't effectively be guaranteed to the problem of the processing yield and the efficiency of influence flexible line way board, the utility model discloses a riveting terminal machine simple structure, the reliability of high, high-efficient and the montage of assembly precision is high, is suitable for popularization and application.

Drawings

Fig. 1 is a schematic plan view of the flexible printed circuit of the present invention.

Fig. 2 is a schematic perspective view of the terminal of the present invention.

Fig. 3 is a schematic view of the three-dimensional structure of the terminal riveting machine of the present invention.

Fig. 4 is a schematic view of a local structure of the terminal riveting machine of the present invention.

Fig. 5 is an enlarged view of a portion a in fig. 3.

Fig. 6 is a schematic perspective view of the indenter of the present invention.

Fig. 7 is a schematic side view of the folding head of the present invention.

Detailed Description

In order to explain technical contents, structural features, and objects and effects of the present invention in detail, the following description is given in conjunction with the embodiments and the accompanying drawings.

Referring to fig. 1 and 2, the present invention relates to a flexible printed circuit 200, in the present application, the flexible printed circuit 200 can be applied to the automobile field, and is mainly used as a patch panel, and generally needs to connect the terminal 300 on the flexible printed circuit 200 first, and then connect the terminal 300 to a connector (not shown in the figure), so as to realize the function of switching. Specifically, the flexible printed circuit board 200 has a certain extensibility, and at least one golden finger 201 is embedded in a front-side crimping end 200a of the flexible printed circuit board, where the golden finger 201 at the crimping end 200a is specifically shown by a dotted line in fig. 1. The structure of the terminal 300 is shown in fig. 2, and includes a positioning portion 301, a buckling portion 302 and a connecting portion 303 connected in sequence, where the positioning portion 301 is mainly used to position the terminal 300 so as to be accurately assembled with the flexible circuit board 200, the buckling portion 302 is mainly used to be connected with the gold finger 201 in the flexible circuit board 200, and the connecting portion 303 is mainly used to be connected with a connector so as to achieve the purpose of switching. Specifically, the left and right opposite sides of the fastening portion 302 are respectively provided with at least one fastening tooth 3021, and the fastening teeth 3021 on both sides can pierce through the flexible printed circuit 200 and can be bent and buckled inwards relative to the flexible printed circuit 200 to fasten with the gold finger 201 in the flexible printed circuit 200, so as to assemble the terminal 300 on the flexible printed circuit 200. In order to enhance the firmness of the assembly, the number of the fastening teeth 3021 on both sides may be multiple, and the distance and the number of the fastening teeth 3021 on both sides may be different. Specifically, when the number of the gold fingers 201 is plural, the plural gold fingers 201 are arranged at intervals, and the number of the terminals 300 corresponds to the number of the gold fingers 201 for one-to-one buckling with the gold fingers 201.

Referring to fig. 3 to 7, the utility model discloses a riveting terminal machine 100 is applicable to the crimping of terminal 300 on flexible line board 200, riveting terminal machine 100 includes first support plate 10 and second support plate 20, the cutter 30 that telescopically installs on first support plate 10 and erect the pressure head 40 above cutter 30 that arrange side by side. The first carrier 10 is provided with a first card slot 11, the terminal 300 is disposed in the first card slot 11, the positioning portion 301 of the terminal 300 is located in the first card slot 11, and the fastening portion 302 and the connecting portion 303 of the terminal 300 are located outside the first card slot 11. Since the shape of the first card slot 11 corresponds to the shape of the outer contour of the positioning portion 301, the positioning of the terminal 300 on the first carrier 10 can be achieved smoothly and accurately by placing the positioning portion 301 in the first card slot 11. The second carrier 20 is provided with a second card slot 21 corresponding to the shape of the flexible circuit board 200, the flexible circuit board 200 is clamped in the second card slot 21, and the pressing end 200a of the flexible circuit board 200 is overlapped on the cutter 30 and the buckling part 302 from above, so that the gold finger 201 is positioned right above the buckling part 302 opposite to the gold finger 201 and positioned between the buckling teeth 3021 on both sides of the buckling part 302. The blade 31 of the cutter 30 is arranged downward and aligned with the joint of the positioning portion 301 and the fastening portion 302. The pressing head 40 can move linearly up and down to press the press-connection end 200a of the flexible printed circuit board 200, so that the cutting knife 30 moves down to cut off the connection between the positioning portion 301 and the buckling portion 302, and meanwhile, the pressing head 40 moving down also enables the buckling teeth 3021 of the buckling portion 302 to pierce through the flexible printed circuit board 200 and bend inwards to buckle with the gold finger 201 at the press-connection end 200a, so that the terminal 300 is firmly assembled on the flexible printed circuit board 200.

Referring to fig. 3 and 4, the riveting terminal machine 100 of the present invention further includes a case 50, a control system 60, and a display (not shown in the figure) connected to the control system 60, wherein the control key 61 and the touch display screen 62 of the control system 60 are installed on the case of the case 50, and the components of the control system 60 such as electrical control are installed in the case 50. Specifically, in the present embodiment, the control system 60 is electrically connected to the pressing head 40 for controlling the operation of the pressing head 40, so as to effectively improve the automation degree of the riveting terminal machine 100, and of course, in other embodiments, the control system 60 may also be electrically connected to the cutter 30 for controlling the cooperation between the cutter 30 and the pressing head 40, so as to also improve the automation degree of the riveting terminal machine 100. It should be noted that the control system 60 is a conventional control system, and the structure and control principle thereof are well known in the art, so that a detailed description thereof will not be provided herein.

Referring to fig. 3 and 4, in order to realize the pressing of the pressing head 40 against the cutter 30, the terminal riveting machine 100 of the present invention further includes a pressing mechanism 70 erected above the first carrier plate 10, wherein an output end of the pressing mechanism 70 is connected to the pressing head 40 for driving the pressing head 40 to perform linear reciprocating motion in a vertical direction, so as to press the cutter 30 from above or release the pressing of the cutter 30. The crimping mechanism 70 is electrically connected to the control system 60, and the control system 60 sends a corresponding command to control the crimping mechanism 70 to operate. Specifically, in the present embodiment, the chassis 50 includes a lower chassis 51 and an upper chassis 52 vertically installed on the lower chassis 51 through a bracket 101, and the first carrier plate 10 and the second carrier plate 20 are installed on the top end of the lower chassis 51 through a stage 102. The lower press driver of the press mechanism 70 for driving the press head 40 to move linearly up and down is disposed in the upper housing 52, and the output end thereof is located outside the upper housing 52 so as to be connected to the press head 40.

Preferably, the ram 40 is removably connected to the output end of the crimping mechanism 70. Specifically, crimping mechanism 70 is still including connecting in the fixing base 71 of the output of pushing down the driver, is equipped with locating hole 711 on the fixing base 71, be equipped with on the pressure head 40 with locating hole 711 assorted mounting hole 43, the pressure head 40 passes through the cooperation of screw 72 with locating hole 711 and mounting hole 43, detachably installs on fixing base 71, then can be according to the shape size of terminal 300, the pressure head 40 that the change of adaptability corresponds with it, thereby improve the utility model discloses a riveting terminal machine 100's adaptability. Of course, the cutting knife 30 can be detachably connected to the first carrier plate 10, so that the cutting knife 30 corresponding to the terminal 300 can be adaptively replaced according to the shape and size of the terminal, thereby further improving the adaptability of the riveting terminal machine 100 of the present invention.

Further, the pressing head 40 is connected to the output end of the crimping mechanism 70 in a height-adjustable manner, specifically, at least two positioning holes 711 arranged along the vertical direction of the fixing base 71 are provided on the fixing base 71, and the at least two positioning holes 711 are arranged in parallel and spaced apart from each other, so that the pressing head 40 can be selectively installed in the positioning holes 711 with a required height through screws 72, and thus, the distance between the pressing head 40 and the flexible circuit board 200 and the cutter 30 can be adjusted according to actual needs, and the precision and efficiency of crimping can be improved.

With reference to fig. 3 and 4, the crimping mechanism 70 further includes an industrial camera 73 suspended above the first carrier board 10, the industrial camera 73 can be specifically connected to a side end of the fixing seat 71, and is configured to detect whether the crimping end 200a of the flexible circuit board 200, the cutter 30, and the terminal 300 on the second carrier board 20 are aligned accurately, and also configured to detect whether the crimping of the flexible circuit board 200 and the terminal 300 is deviated after crimping, and feed back a corresponding detection result to the control system 60, so that the control system 60 sends a corresponding command according to the result after comparing with a preset value, thereby further improving the accuracy of crimping. In addition, to monitor the crimping speed of the ram 40, the crimping mechanism 70 also includes an infrared detector 74 mounted on the upper housing 52.

Referring to fig. 3 to 5, when the number of the gold fingers 201 on the flexible printed circuit board 200 is 1, and only 1 terminal 300 needs to be pressed onto the flexible printed circuit board 200 correspondingly, the shape of the first card slot 11 is substantially square, and in this case, only the terminal 300 needs to be positioned in the first card slot 11 by the positioning portion 301. In the riveting terminal machine 100 according to the preferred embodiment of the present invention, in order to improve the efficiency or when the number of the gold fingers 201 is plural, the first engaging groove 11 is a long strip shape, which can be arranged to penetrate through the first carrier 10 along the longitudinal direction of the first carrier 10, and the positioning portions 301 of the terminals 300 are connected to a substrate 400 at equal intervals, as shown in fig. 2. At this time, the positioning portion 301 is in a sheet shape, one end of which is connected to the substrate 400 and is located at the edge of the first card slot 11, and the other end of which is connected to the fastening portion 302. The substrate 400 is slidably engaged with the first engaging groove 11, so that the plurality of terminals 300 connected to the substrate 400 can be moved to positions corresponding to the cutting blade 30 by sliding the substrate 400.

Referring to fig. 3 and 4, in order to realize the accurate movement of the substrate 400, the riveting terminal machine 100 of the present invention further includes a pushing mechanism 80, the pushing mechanism 80 is used for driving the substrate 400 to slide in the first slot 11, so that the terminal 300 on the substrate 400 can be moved to the lower side of the cutter 30 one by one, thereby realizing the continuous feeding of the terminal 300 and further improving the crimping efficiency. Specifically, in order to facilitate positioning, the substrate 400 is provided with a plurality of positioning holes 401 arranged in one-to-one correspondence with the terminals 300, and the positioning holes 401 are through holes. The pushing mechanism 80 includes a positioning column 81 and a pushing driving assembly 82 connected to the positioning column 81, wherein the pushing driving assembly 82 is disposed on the support 101 and located below the upper chassis 52, and is used for driving the positioning column 81 to linearly move along a vertical direction perpendicular to the first carrier 10 and a horizontal direction parallel to the first carrier 10, so that the positioning column 81 can move down to a positioning hole 401 inserted in the substrate 400 to push the substrate 400 to linearly move in the first card slot 11, and thus the terminals 300 connected to the substrate 400 are sequentially transferred to the lower side of the cutter 30. Preferably, the number of the positioning columns 81 is two, and the two positioning columns 81 are connected to the output end of the pushing driving assembly 82 at intervals, and can be simultaneously inserted into the two positioning holes 401, so that the moving stability of the substrate 400 is effectively ensured.

Specifically, in order to prevent the terminal 300 from being displaced during the transfer and the crimping, the crimping mechanism 70 further includes a limiting plate 75 disposed at the top end of the substrate 400, wherein the limiting plate 75 is disposed parallel to and spaced apart from the first carrier 10, and is located at the front side of the cutting knife 30 with respect to the moving direction of the substrate 400, so as to limit the movement of the terminal 300 in the vertical direction on the substrate 400 during the pushing and the crimping, thereby improving the accuracy of the subsequent crimping.

Referring to fig. 3 to 5, when the number of the gold fingers 201 on the flexible printed circuit 200 is multiple, the second carrier 20 can also move linearly along the longitudinal direction of the first carrier 10 relative to the cutting blade 30, so that the gold fingers 201 on the flexible printed circuit 200 move to the top end of the cutting blade 30 one by one, thereby realizing the one-to-one corresponding fastening between the gold fingers 201 and the terminals 300, and improving the assembly efficiency. The riveting terminal machine 100 according to the preferred embodiment of the present invention further includes a transfer mechanism 90, the transfer mechanism 90 includes a linear guide 91 disposed along the longitudinal direction of the carrier 102, a slide plate 92 slidably disposed on the linear guide 91, and a linear actuator 93 connected to the slide plate 92, and the second carrier plate 20 is adjustably mounted on the slide plate 92. The linear actuator 93 can drive the sliding plate 92 to drive the second carrier 20 to linearly reciprocate on the linear guide rail 91, so that the second carrier 20 drives the flexible printed circuit 200 disposed in the second slot 21 to linearly move relative to the cutting knife 30, and the plurality of gold fingers 201 at the crimping end 200a of the moving flexible printed circuit 200 can be moved one by one to the position corresponding to the cutting knife 30, thereby being capable of cooperating with the movement of the terminal 300 to realize the automatic flow operation of the buckling connection between the terminal 300 and the gold fingers 201.

Specifically, in order to more accurately adjust the relative positions between the flexible circuit board 200 in the second card slot 21 and the cutter 30 and the terminal 300, the transfer mechanism 90 further includes a guide rod 94 and an adjusting knob 95 disposed on two opposite sides of the second carrier 20, the two guide rods 94 are disposed on the sliding plate 92 in parallel and spaced apart and are located on the opposite side of the second carrier 20, the second carrier 20 is movably disposed on the two guide rods 94, and the arrangement position of the second carrier 20 on the guide rods 94 can be adjusted by the adjusting knob 95, so as to finely adjust the relative positions between the second card slot 21 and the cutter 30 and the terminal 300. The slide plate 92 is a U-shaped plate, and the second carrier plate 20 is adjustably installed in the U-shaped space of the slide plate 92.

Specifically, at least one guide block 22 is disposed on the second carrier 20, and the guide block 22 is disposed in the second card slot 21 or at the edge of the second card slot 21, so as to play a role in guiding and limiting, so that the flexible circuit board 200 can be accurately clamped in the second card slot 21 in an aligned manner. Preferably, in order to prevent the flexible circuit board 200 from shifting during the transferring and crimping process, the transferring mechanism 90 further includes a clamping member 96, and the clamping member 96 is disposed beside the second carrier 20 and can move linearly up and down relative to the second card slot 21 to clamp or release the flexible circuit board 200 clamped in the second card slot 21. The clamping member 96 is connected to the second carrier 20 through the connecting plate 97, so that the clamping member 96 can be driven by the second carrier 20 to move synchronously along the horizontal and longitudinal directions, the linear actuator driving the clamping member 96 to move linearly up and down is disposed in the lower case 51, and the output end of the linear actuator movably penetrates through the connecting plate 97, so as to be connected to the clamping member 94.

Referring to fig. 4 to 7, the pressing head 40 includes a pressing and cutting head 41 and a folding head 42, the pressing and cutting head 41 is located right above the cutting knife 30, and the folding head 42 is located right above the buckling portion 302. Specifically, the opposite ends of the pressing cutting head 41 and the cutting knife 30 are correspondingly provided with a concave-convex matched groove 411 and a convex matched part 32. The groove 411 and the protrusion 32 may have corresponding arcs, so that the two are more smoothly matched. As shown in fig. 5, the cutting knife 30 is telescopically mounted on the first carrier 10 through the elastic member 33, so that the cutting knife 30 only needs to be driven by the pressing head 40 to linearly move up and down, and the terminals 300 on the substrate 400 and the gold fingers 201 on the flexible printed circuit 200 are aligned one to one by moving the substrate 400 and the flexible printed circuit 200 relative to the cutting knife 30, so as to be fastened.

Specifically, the end of the pressing-folding head 42 opposite to the buckling part 302 is provided with a shaped groove 421, and the shaped groove 421 has an M-shaped cross section, so that the buckling teeth 3021 on the left and right opposite sides of the buckling part 302 can be smoothly and conveniently bent inward synchronously to buckle with the gold finger 201. As shown in fig. 6, when the number of the fastening teeth 3021 on both sides of the fastening portion 302 is multiple, the shaping groove 421 has a certain length compared with the concave groove 411 of the pressing and cutting head 41, and the length of the shaping groove corresponds to the arrangement length of the fastening teeth 3021 on the fastening portion 302. Wherein, the cutting head 41 and the folding head 42 can be of an integral structure, and then the shaping groove 421 and the groove 411 are located on two opposite sides of the pressing head 41, when the cutting head 41 and the folding head 42 are of a split structure, the two can be fixed with a screw by passing through the corresponding assembling hole 44, and then the whole is connected to the fixing seat 71.

The operation principle of the terminal riveting machine 100 of the present invention is described below with reference to fig. 1 to 7 as follows:

firstly, the terminal 300 to be assembled and the flexible circuit board 200 are correspondingly arranged in the first card slot 11 and the second card slot 22 and adjusted to corresponding butt joint positions; then, the start control key is pressed to start, under the instruction of the control system 60, the clamping member 96 moves downwards to clamp the flexible circuit board 200 in the second card slot 22, and at the same time, the two positioning columns 81 move downwards to be inserted into the two positioning holes 401 of the substrate 400 under the driving of the pushing drive assembly 82; then, the pressing head 40 is driven by the pressing mechanism 70 to move downward to a corresponding position where the pressing and cutting head 41 and the pressing and folding portion 42 of the pressing head 40 abut against the pressing and folding end 200a of the flexible circuit board 200, so that the cutting knife 30 moves downward to the connection between the positioning portion 301 and the buckling portion 302 of the cut-off terminal 300 under the abutting pressure of the pressing and cutting head 41, and meanwhile, the buckling teeth 3021 on the left and right opposite sides of the buckling portion 302 pierce the flexible circuit board 200 from bottom to top and bend inward to be buckled with the gold finger 201 at the pressing and folding end 200a under the abutting pressure of the pressing and folding portion 42, thereby conveniently and quickly realizing the assembly of the terminal 300 and the flexible circuit board 200; after one terminal 300 is assembled with the corresponding golden finger 201, under the instruction of the control system 60, the pushing driving assembly 82 drives the positioning column 81 to push the substrate 400, so that the next terminal 300 on the substrate 400 moves to the position right below the cutter 30, and meanwhile, the linear driver 93 drives the sliding plate 92 to drive the second carrier plate 20 to move linearly, so that the next golden finger 201 on the flexible circuit board 200 moves to the position opposite to the cutter 30; then, the pressing head 40 moves downwards again to finish the corresponding cutting and bending operation, and after all the golden fingers 201 on one flexible circuit board 200 are correspondingly buckled with the terminals 300, the assembled flexible circuit board 200 is taken out; finally, the above operations are repeated continuously, so that the automatic assembly line operation of crimping the flexible circuit board 200 and the terminal 300 can be realized.

Compared with the prior art, in the terminal riveting machine 100 of the present invention, the terminal 300 to be assembled is placed in the first slot 11 of the first carrier plate 10, the positioning portion 301 is located in the first slot 11, the fastening portion 302 and the connecting portion 303 are located outside the first slot 11, since the knife edge 31 of the cutting knife 30 is arranged downward and is located at the connection position of the positioning portion 301 and the fastening portion 302, the flexible printed circuit board 200 is engaged in the second slot 21 of the second carrier plate 20 in combination, and the crimping end 200a of the flexible printed circuit board 200 is overlapped on the cutting knife 30 and the fastening portion 302 from above, when the pressing head 40 moves linearly up and down to press the crimping end 200a of the flexible printed circuit board 200, the cutting knife 30 is pressed down to cut off the connection between the positioning portion 301 and the fastening portion 302, and the fastening portion 302 is pressed through the flexible printed circuit board 200 from bottom to top and is pressed inwards to be fastened to the gold finger 201 at the crimping end 200a, thereby convenient and swiftly realize the montage of terminal 300 and flexible line way board 200, the difficult control of technology, the unable effective assurance of welding quality when having overcome among the prior art through welding when realizing terminal and flexible line way board montage relatively complicated, welded accuracy to influence the problem of flexible line way board's processing yield and efficiency, the utility model discloses a riveting terminal machine 100 simple structure, the reliability of assembly precision height, high efficiency and montage is high, is suitable for popularization and application.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, therefore, the invention is not limited thereto.

Claims

1. A terminal riveting machine for crimping a terminal on a flexible circuit board is characterized in that the terminal riveting machine comprises a first carrier plate and a second carrier plate which are arranged side by side, a cutter which is telescopically arranged on the first carrier plate and a pressure head which is erected above the cutter, the terminal comprises a positioning part, a buckling part and a connecting part which are sequentially connected, the terminal is arranged in a first clamping groove of the first carrier plate, the positioning part of the terminal is positioned in the first clamping groove, the buckling part and the connecting part of the terminal are positioned outside the first clamping groove, the cutter is arranged with a knife edge facing downwards and is aligned at the connecting part of the positioning part and the buckling part, the flexible circuit board is clamped in a second clamping groove of the second carrier plate, the crimping end of the flexible circuit board is lapped on the cutter and the buckling part from the upper part, and the pressure head can linearly move up and down to press the crimping end, the cutter moves downwards to cut off the connection between the positioning part and the buckling part, and meanwhile, the buckling part can pierce the flexible circuit board and is buckled with the gold finger at the compression joint end.

2. The terminal crimping machine of claim 1, wherein the ram includes a crimping head and a crimping head, the crimping head being located directly above the knife, the crimping head being located directly above the snap-fit portion.

3. The terminal crimping machine of claim 2, wherein the opposite ends of said crimping head and said cutter are correspondingly provided with a recess and a projection which are in concave-convex fit.

4. The terminal crimping machine of claim 2, wherein a fixed groove is formed at an end of the crimping head opposite to the buckling portion, and the cross-sectional shape of the fixed groove is M-shaped.

5. The terminal crimping machine of claim 1, further comprising a crimping mechanism mounted above said first carrier plate, an output end of said crimping mechanism being connected to said ram for driving said ram to reciprocate linearly in a vertical direction.

6. The crimping terminal machine of claim 5, wherein the ram is removably connected to the output end of the crimping mechanism, and the ram is in a height adjustable arrangement.

7. The terminal riveting machine of claim 1, wherein the first slot is square or elongated, the elongated first slot is disposed along a longitudinal direction of the first carrier, the positioning portions of the terminals are equidistantly connected to a substrate, the substrate is slidably engaged with the elongated first slot, and the terminal riveting machine further comprises a pushing mechanism for driving the substrate to slide in the first slot, so that the terminals on the substrate are sequentially moved to a position below the cutter.

8. The terminal riveting press machine of claim 7, wherein the pushing mechanism comprises a positioning column and a pushing driving component connected to the positioning column, and the pushing driving component can drive the positioning column to move linearly along a vertical direction perpendicular to the first carrier plate and a horizontal direction parallel to the first carrier plate, so that the positioning column can move down to be inserted into the positioning hole of the substrate, so as to drive the substrate to slide in the first slot.

9. The riveting press terminal machine according to any one of claims 1 to 8, further comprising a transfer mechanism, the transfer mechanism comprising a linear guide rail, a sliding plate slidably disposed on the linear guide rail, and a linear actuator connected to the sliding plate, wherein the second carrier plate is adjustably mounted on the sliding plate, the linear actuator can drive the sliding plate to linearly reciprocate on the linear guide rail, and the second carrier plate drives the flexible printed circuit board to linearly move relative to the cutter, so that the plurality of gold fingers at the crimping end of the flexible printed circuit board are moved one by one to a position opposite to the cutter.

10. The terminal riveting and pressing machine of claim 9, further comprising a clamping member, wherein the clamping member is arranged at the side of the second carrier plate and can move linearly up and down relative to the second clamping groove, and is used for clamping or loosening the flexible circuit board clamped in the second clamping groove.