Novel wire harness terminal crimping die

Abstract

The utility model relates to the technical field of wire harness terminal crimping, in particular to a novel wire harness terminal crimping die which comprises a rack, a feeding table is connected to the rack, a first fixing plate and a second fixing plate are connected to the two sides of the feeding table respectively, a feeding assembly used for pushing a material belt to be fed is arranged on the rack, and a pressing tool bit is arranged on the rack in a sliding mode. A first fixing block is connected to the machine frame, a second fixing block is connected to the first fixing block, a pressing groove and a discharging groove are formed in the second fixing block, a first mold is connected to the first fixing block through a bolt, a first profiling groove is formed in the first mold, and a second mold is arranged on the first fixing block in a sliding mode. The rack is connected with a first pushing air cylinder for pushing the second die, and the second die is provided with a second profiling groove which can clamp the terminal and allows the terminal to pass through. The terminal crimping die has the advantages that the problem that few corresponding crimping dies are suitable for terminals with upward openings is solved, and the working efficiency of terminal crimping operation is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a wire harness terminal crimping technical field especially a novel wire harness terminal crimping die. BACKGROUND

[0002] The wire harness terminal crimping die is a special equipment for wire harness processing, which can rivet and press the finished terminal and the wire, so that the terminal and the wire are tightly connected and are not easy to loosen.

[0003] When the conventional wire harness terminal crimping die is used, the applicable terminal is as shown in the figure Figure 1 When the terminal is fed into the crimping die, the wire harness can be directly crimped after being fed into the opening of the terminal, but since the opening of the terminal has two types of upward and downward when the terminal material is delivered from the factory, when the opening of the terminal is downward, there is few corresponding crimping die for crimping, and the terminal material needs to be manually rewound before being fed into the crimping machine, which is time-consuming and laborious and reduces the processing efficiency. UTILITY MODEL CONTENTS

[0004] In order to improve the problem that few corresponding crimping dies are applicable to the terminal with the upward opening and improve the working efficiency of the terminal crimping operation, the application provides a novel wire harness terminal crimping die.

[0005] The novel wire harness terminal crimping die provided by the application adopts the following technical scheme:

[0006] A novel wire harness terminal crimping die, comprising a rack, an upper feeding table connected to the rack, two ends of the upper feeding table being respectively provided as an upper feeding end and a discharging end, first and second fixed plates respectively connected to the two sides of the upper feeding table, the first and second fixed plates being arranged along the length direction of the upper feeding table, an upper feeding groove for sliding insertion of the belt of the material belt being arranged between the first fixed plate and the upper feeding table and between the second fixed plate and the upper feeding table, a groove being formed in the upper feeding table for the terminal on the material belt to pass through, a feeding assembly for pushing the material belt into the rack, a lower pressing cutter head being slidably arranged on the rack, a first fixed block being connected to the rack, the first fixed block being arranged close to the discharging end, a second fixed block being connected to the first fixed block, a lower pressing groove for the lower pressing cutter head and the terminal to pass through and a discharging groove for the material belt to pass through being formed in the second fixed block, a first die being connected to the first fixed block through bolts, a first profiling groove being formed in the first die, a second die being slidably arranged on the first fixed block, a first pushing cylinder being connected to the rack, a piston rod of the first pushing cylinder being connected to the second die, a second profiling groove for clamping and passing the terminal being formed in the second die, and the first profiling groove and the second profiling groove being capable of being spliced with each other.

[0007] Preferably, the feeding component includes a second pushing cylinder, a mounting block, a guide rail, a slider, a connecting rod, a torsion spring, a rotating block and a lever. The guide rail is connected to the machine frame and is arranged parallel to the feeding table. The slider is slidably arranged on the guide rail. The second pushing cylinder is connected to the machine frame, and the piston rod of the second pushing cylinder is connected to the mounting block. A slot is provided on the mounting block. The connecting rod is connected between two opposite side walls of the slot. The rotating block is sleeved on the connecting rod, and a connecting hole for the connecting rod to pass through is provided on the rotating block. The torsion spring is sleeved on the connecting rod. One extension end of the torsion spring abuts against the mounting block, and the other extension end abuts against the rotating block. The lever is connected to the rotating block, and two protrusions are provided at the end of the lever. The protrusions can be inserted into the holes on the tape of the tape. Slots for the protrusions to pass through and move are provided on both the first fixing plate and the second fixing plate.

[0008] Preferably, a mounting seat is slidably arranged on the machine frame. A limiting slot for the mounting seat to move up and down is provided on the machine frame. A guide plate is connected to the machine frame, and one guide plate is provided on each of the opposite sides of the mounting seat. A guide slot for the guide plate to slide is provided on the mounting seat. The downward pressing cutter head is connected to the mounting seat, and a connecting block that can be connected to an external lifting component is connected to the mounting seat.

[0009] Preferably, a threaded rod is connected to the feeding table. A threaded hole for connecting the threaded rod is provided on the feeding table. A cam is connected to the threaded rod. A handle is connected to the cam. A pressing block is sleeved outside the cam. The pressing block is arranged in a "C" shape, and a round hole for the cam to pass through is provided on the pressing block.

[0010] Preferably, a positioning block is connected to the first fixing block. A through slot for the positioning block to slide is provided on the second mold. The positioning block can abut against the second mold.

[0011] Preferably, a material guiding port is provided on the feeding table, and the material guiding port is arranged at the end of the groove at the feeding end.

[0012] In summary, the present application includes the following beneficial technical effects:

[0013] The utility model provides a novel wire harness terminal crimping die, including frame, feed table, first fixed plate, second fixed plate, feed assembly, down cutter head, first fixed block, second fixed block, first mould, second mould and first push cylinder, when the preliminary work, no matter the opening of material belt upper end is upwards or downwards all can slide into the feed groove and recess of feed table, and first mould, second mould and down cutter head all are set up as detachable, can choose installation corresponding mould and down cutter head according to the opening direction of terminal, when crimping terminal, by feed assembly, material belt is pushed, and the terminal of material belt moves to the just below down cutter head, then by first push cylinder, second mould is pushed and makes first profiling groove on first mould and second profiling groove on second mould mutually splice, then down cutter head first time cuts, and the terminal on material belt is cut and falls to second profiling groove and is stuck in second profiling groove, at this time, the wire to be processed moves to the below terminal, after that, down cutter head second time cuts and pushes terminal to move downward, makes terminal move along the inner wall of second profiling groove and first profiling groove and deformation in proper order, finally, the end of wire to be processed is wrapped, thereby reached the effect that the problem that few corresponding crimping die is suitable for the terminal of opening upwards is improved, and the work efficiency of terminal crimping operation is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the schematic diagram of material belt of terminal opening upwards in the background art of the application;

[0015] Figure 2 It is the structural schematic diagram of novel wire harness terminal crimping die in the embodiment of the application;

[0016] Figure 3 It is Figure 2 It is the enlarged view of A in

[0017] Figure 4 It is the schematic diagram for embodying cam in the embodiment of the application;

[0018] Figure 5 It is the schematic diagram for embodying positioning block in the embodiment of the application;

[0019] Figure 6 It is the schematic diagram for embodying material guide port in the embodiment of the application.

[0020] Explanation of reference signs: 1, rack; 11, feeding table; 111, feeding end; 112, discharging end; 113, first fixed plate; 114, second fixed plate; 115, material guiding opening; 116, feeding groove; 117, groove; 12, lower pressing cutter head; 13, first pushing cylinder; 14, guide plate; 2, feeding assembly; 21, second pushing cylinder; 22, mounting block; 23, guide rail; 24, sliding block; 25, connecting rod; 26, torsional spring; 27, rotating block; 28, shifting lever; 281, protruding block; 3, first fixed block; 31, second fixed block; 32, first die; 321, first profiling groove; 33, second die; 331, second profiling groove; 34, positioning block; 4, mounting seat; 41, connecting block; 5, threaded rod; 51, cam; 511, handle; 512, pressing block. DETAILED DESCRIPTION

[0021] In order to make the personnel in the art better understand the scheme of the utility model, the scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings. Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative efforts shall belong to the protection scope of the utility model.

[0022] In the description of the utility model, it should be noted that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is the orientation or position relationship shown based on the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation and a particular orientation configuration and operation, and therefore cannot be understood as a limitation on the utility model; the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance; in addition, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood in a broad sense; for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or indirectly connected through an intermediate medium; it can be the communication inside two elements. For the person skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0023] The embodiment of the application discloses a novel wire harness terminal crimping die. Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6The novel wire harness terminal crimping die comprises a rack 1, a feeding table 11 connected to the rack 1, two ends of the feeding table 11 being respectively provided as a feeding end 111 and a discharging end 112, first and second fixed plates 113 and 114 respectively connected to two sides of the feeding table 11, the first and second fixed plates 113 and 114 being arranged along the length direction of the feeding table 11, an upper feeding groove 116 for sliding insertion of the belt of the feeding belt being arranged between the first fixed plate 113 and the feeding table 11 and between the second fixed plate 114 and the feeding table 11, a groove 117 being formed in the feeding table 11 for the terminal on the feeding belt to pass through, a feeding assembly 2 being arranged on the rack 1 for pushing the feeding belt to feed, a lower pressing cutter head 12 being slidingly arranged on the rack 1, a first fixed block 3 being connected to the rack 1 and arranged close to the discharging end 112, a second fixed block 31 being connected to the first fixed block 3, a lower pressing groove for the lower pressing cutter head 12 and the terminal to pass through and a discharging groove for the feeding belt to pass through being formed in the second fixed block 31, a first die 32 being connected to the first fixed block 3 by bolts, a first profiling groove 321 being formed in the first die 32, a second die 33 being slidingly arranged on the first fixed block 3, a first pushing pneumatic cylinder 13 being connected to the rack 1, a piston rod of the first pushing pneumatic cylinder 13 being connected to the second die 33, a second profiling groove 331 for clamping and passing the terminal being formed in the second die 33, the first profiling groove 321 and the second profiling groove 331 being capable of being spliced together.

[0024] The feeding assembly 2 comprises a second pushing pneumatic cylinder 21, a mounting block 22, a guide rail 23, a sliding block 24, a connecting rod 25, a torsional spring 26, a rotating block 27 and a pushing rod 28, the guide rail 23 being connected to the rack 1 and arranged in parallel to the feeding table 11, the sliding block 24 being slidingly arranged on the guide rail 23, the second pushing pneumatic cylinder 21 being connected to the rack 1, a piston rod of the second pushing pneumatic cylinder 21 being connected to the mounting block 22, the mounting block 22 being provided with a slot, the connecting rod 25 being connected between two opposite side walls of the slot, the rotating block 27 being sleeved on the connecting rod 25, the rotating block 27 being provided with a connecting hole for the connecting rod 25 to pass through, the torsional spring 26 being sleeved on the connecting rod 25, one extension end of the torsional spring 26 abutting against the mounting block 22 and the other extension end abutting against the rotating block 27, the pushing rod 28 being connected to the rotating block 27, the pushing rod 28 being provided with two protrusions 281 at the end portion, the protrusions 281 being capable of being clamped into the belt holes on the belt of the feeding belt, and the first and second fixed plates 113 and 114 being provided with sliding grooves for the protrusions 281 to pass through and move.

[0025] Before feeding, the bump 281 is snapped into the tape holes on the tape of the tape strip. When feeding, the second pushing cylinder 21 pushes the mounting block 22 to move towards the discharging end 112, and the moving distance is the distance between adjacent two terminals. The mounting block 22带动 the tape strip to move a corresponding distance through the rotating block 27, the lever 28 and the bump 281. When the bump 281 moves to one end of the chute near the discharging end 112, the second pushing cylinder 21带动 the mounting block 22 to move backward, so that the bump 281 moves to one end of the chute near the loading end 111. When the bump 281 passes through the tape holes of the tape strip during the moving process, due to the existence of the torsion spring 26, the rotating block 27, the lever 28 and the bump 281 can rotate upward to prevent the bump 281 from带动 the tape strip to move backward, and by setting the guide rail 23 and the slider 24, it is beneficial to improve the stability of the mounting block 22 during the moving process.

[0026] A mounting seat 4 is slidably arranged on the frame 1. A limiting groove for the mounting seat 4 to move up and down is opened on the frame 1. A guide plate 14 is connected to the frame 1, and one guide plate 14 is provided on each of the opposite sides of the mounting seat 4. A guide groove for the guide plate 14 to slide is opened on the mounting seat 4. The lower pressing cutter head 12 is connected to the mounting seat 4. A connecting block 41 that can be connected to an external lifting component is connected to the mounting seat 4. With such a setting, the sliding arrangement of the lower pressing cutter head 12 is实现.

[0027] A threaded rod 5 is connected to the loading table 11. A threaded hole for connecting the threaded rod 5 is opened on the loading table 11. A cam 51 is connected to the threaded rod 5. A handle 511 is connected to the cam 51. A pressing block 512 is sleeved outside the cam 51. The pressing block 512 is arranged in a "匚" shape. A circular through hole for the cam 51 to pass through is opened on the pressing block 512. When assembling the tape strip, the operator rotates the handle 511,带动 the pressing block 512 to move upward through the cam 51, increasing the distance between the pressing block 512 and the loading table 11 for the tape strip to pass through. When the tape strip is completely inserted, the handle 511 is rotated again,带动 the pressing block 512 to press down the tape strip and the disc block on the handle 511 can squeeze and fix the pressing block 512, reducing the jitter of the tape strip during the feeding process and improving the stability of the tape strip during the feeding process.

[0028] A positioning block 34 is connected to the first fixing block 3. A through groove for the positioning block 34 to slide is opened on the second mold 33. The positioning block 34 can abut against the second mold 33. By setting the positioning block 34, when the second mold 33 moves, the positioning block 34 can block the second mold 33, preventing the second mold 33 from moving excessively and accurately positioning it at the preset position to be joined with the first mold 32.

[0029] The feeding table 11 is provided with a guide opening 115, which is arranged at the end of the groove 117 at the feeding end 111. The guide opening 115 guides the material belt to be inserted into the groove 117 and the feeding groove 116 without being completely aligned, which is beneficial to improve the assembly efficiency of the material belt.

[0030] The implementation principle of the novel wire harness terminal crimping die according to the embodiment of the application is as follows: during the preliminary preparation, the terminal on the material belt can be slidably inserted into the feeding groove 116 and the groove 117 of the feeding table 11 regardless of whether the opening of the terminal is upward or downward, and the first die 32, the second die 33 and the lower pressing cutter head 12 are all arranged to be detachable, and the corresponding die and lower pressing cutter head 12 can be selected and installed according to the opening direction of the terminal (since the corresponding first die 32, second die 33 and lower pressing cutter head 12 for the terminal opening upward are prior art, only the corresponding first die 32, second die 33 and lower pressing cutter head 12 for the terminal opening upward are displayed in the embodiment of the application), then the operator rotates the handle 511, the pressing block 512 is driven downward by the cam 51 to press the material belt, which reduces the shaking of the material belt during the feeding process and improves the stability of the material belt during the feeding process. When the terminal is crimped, the material belt is pushed by the feeding assembly 2, the terminal of the material belt moves to the position directly below the lower pressing cutter head 12, then the first die 32 is pushed by the second die 33 driven by the first pushing cylinder 13 to make the first profiling groove 321 on the first die 32 and the second profiling groove 331 on the second die 33 mutually splice, then the lower pressing cutter head 12 cuts for the first time, the terminal on the material belt is cut and falls into the second profiling groove 331 and is clamped in the second profiling groove 331. At this time, the wire to be processed moves to the position below the terminal, then the lower pressing cutter head 12 cuts for the second time to push the terminal to move downward, so that the terminal moves along the inner wall of the second profiling groove 331 and the first profiling groove 321 in sequence and deforms, and finally wraps the end of the wire to be processed.

[0031] Finally, it should be noted that the above description is only a preferred embodiment of the present application, and the protection scope of the present application is not limited to the above embodiment. Any technical solution falling within the concept of the present application shall be considered as falling within the protection scope of the present application. It should be noted that, for ordinary technical personnel in the technical field, some improvements and decorations without departing from the principle of the present application shall also be considered as falling within the protection scope of the present application.

Claims

1. A novel wire harness terminal crimping die characterized by: The utility model provides a kind of terminal feeding and pressing device, including rack (1), the rack (1) is connected with feeding table (11), the both ends of the feeding table (11) are respectively set as feeding end (111) and discharge end (112), the both sides of the feeding table (11) are respectively connected with first fixed plate (113) and second fixed plate (114), the first fixed plate (113) and second fixed plate (114) are all arranged along the length direction of feeding table (11), the first fixed plate (113) and second fixed plate (114) are both provided with the feeding groove (116) that the belt of feeding belt is slidably inserted between feeding table (11), the feeding table (11) is provided with the recess (117) that the terminal on feeding belt passes, the rack (1) is provided with the feeding assembly (2) for pushing material belt feeding, the rack (1) is slidably provided with down pressure cutter head (12), the rack (1) is connected with first fixed block (3), the first fixed block (3) is close to discharge end (112) and is arranged, the first fixed block (3) is connected with second fixed block (31), the second fixed block (31) is provided with the down pressure groove that down pressure cutter head (12) and terminal pass and the discharge groove that feeding belt passes, the first fixed block (3) is connected with first mould (32) by bolt, the first mould (32) is provided with first profiling groove (321), the first fixed block (3) is slidably provided with second mould (33), the rack (1) is connected with first push cylinder (13), the piston rod of first push cylinder (13) is connected with second mould (33), the second mould (33) is provided with the second profiling groove (331) that can be stuck terminal and pass terminal, first profiling groove (321) and second profiling groove (331) can be mutually spliced.

2. A novel wire harness terminal crimping die according to claim 1, characterized by: The feeding component (2) includes a second pushing cylinder (21), a mounting block (22), a guide rail (23), a slider (24), a connecting rod (25), a torsion spring (26), a rotating block (27) and a lever (28). The guide rail (23) is connected to the frame (1), and the guide rail (23) is arranged along a direction parallel to the loading table (11). The slider (24) is slidably arranged on the guide rail (23). The second pushing cylinder (21) is connected to the frame (1), and the piston rod of the second pushing cylinder (21) is connected to the mounting block (22). A slot is provided on the mounting block (22). The connecting rod (25) is connected between two opposite side walls of the slot. The rotating block (27) is sleeved on the connecting rod (25). A connecting hole for the connecting rod (25) to pass through is provided on the rotating block (27). The torsion spring (26) is sleeved on the connection. One extension end of the torsion spring (26) abuts against the mounting block (22), and the other extension end abuts against the rotating block (27). The lever (28) is connected to the rotating block (27). Two bumps (281) are provided at the end of the lever (28), and the bumps (281) can be inserted into the holes on the tape of the tape. Slots for the bumps (281) to pass through and move are provided on both the first fixing plate (113) and the second fixing plate (114).

3. A novel wire harness terminal crimping die according to claim 1, characterized by: A mounting seat (4) is slidably arranged on the frame (1). A limiting slot for the mounting seat (4) to move up and down is provided on the frame (1). A guide plate (14) is connected to the frame (1). One guide plate (14) is provided on each of the opposite sides of the mounting seat (4). A guide slot for the guide plate (14) to slide is provided on the mounting seat (4). The lower pressing cutter head (12) is connected to the mounting seat (4). A connecting block (41) that can be connected to an external lifting component is connected to the mounting seat (4).

4. A novel wire harness terminal crimping die according to claim 1, characterized by: A threaded rod (5) is connected to the loading table (11). A threaded hole for connecting the threaded rod (5) is provided on the loading table (11). A cam (51) is connected to the threaded rod (5). A handle (511) is connected to the cam (51). A pressing block (512) is sleeved outside the cam (51). The pressing block (512) is arranged in a "C" shape. A round hole for the cam (51) to pass through is provided on the pressing block (512).

5. A novel wire harness terminal crimping die according to claim 1, characterized by: A positioning block (34) is connected to the first fixing block (3). A through slot for the positioning block (34) to slide is provided on the second mold (33). The positioning block (34) can abut against the second mold (33).

6. A novel wire harness terminal crimping die according to claim 1, characterized by: A material guiding port (115) is provided on the loading table (11). The material guiding port (115) is arranged at the end of the groove (117) at the loading end (ll1).

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