Multi-core wire terminal crimping die

Abstract

The utility model relates to a multi-core wire terminal crimping die, and belongs to the technical field of terminal crimping dies, the multi-core wire terminal crimping die comprises a crimping machine, the crimping machine is provided with a stand column and a lower die, the crimping machine is provided with an upper die structure and a hydraulic structure, the upper die structure comprises an upper die base installed on the crimping machine, and the hydraulic structure comprises a lower die base installed on the crimping machine. Two butt joint frames are installed in the upper die base in a sliding mode. According to the multi-core wire terminal crimping die, the upper die structure and the hydraulic structure are arranged, two electric push rods in the feeding component are used for controlling two butt joint frames to move towards the opposite sides, and the blocking component is pulled upwards, so that position fixation of two connection blocks and blocking of the front face of a punch die are relieved, and the crimping quality of the multi-core wire terminal is improved. According to the multi-core-wire terminal crimping die, the punch die can be conveniently and rapidly disassembled and replaced by a worker, the labor intensity of the worker is reduced, the disassembling and assembling steps of the punch die are simplified, the punch dies of different sizes can be conveniently installed, and the practicability of the multi-core-wire terminal crimping die is enhanced.

Description

TECHNICAL FIELD

[0001] The utility model relates to terminal crimping die technical field, concretely is a kind of multi-core terminal crimping die. BACKGROUND

[0002] Terminal crimping die is by upper die part, lower die part and guiding device etc. Structure is constituted, upper die part is by upper die holder, punch and unloading device are constituted, and upper die holder is the basic support structure of entire upper die, usually high-strength steel material is made, there is sufficient hardness and strength to carry other upper die components, and it is ensured that it can be stably installed in the upper die installation position of crimping machine in crimping process, cooperates with the power transmission system of crimping machine, realizes up and down movement, punch is the key component that directly acts on terminal and carries out crimping operation, its shape and size are designed according to the specific shape of terminal and crimping requirement, unloading device its function is after crimping is completed, terminal or waste is smoothly unloaded from punch, ensure that the next crimping can normally proceed.

[0003] At present, in prior art, punch in terminal crimping die is installed on upper die holder, and when terminal crimping is carried out to wire harness of different diameters, punch of different sizes needs to be used, and every time punch is disassembled and replaced, fixed screw connecting punch and upper die holder needs to be loosened, so that disassembling and replacing punch are very troublesome, and the labor intensity of staff is large, so a kind of multi-core terminal crimping die is proposed to solve the above problems. UTILITY MODEL CONTENT

[0004] In view of the deficiencies of prior art, the utility model provides a kind of multi-core terminal crimping die, with the advantages of facilitating the quick disassembly and replacement of punch, solves the problem that punch in terminal crimping die is installed on upper die holder, and when terminal crimping is carried out to wire harness of different diameters, punch of different sizes needs to be used, and every time punch is disassembled and replaced, fixed screw connecting punch and upper die holder needs to be loosened, so that disassembling and replacing punch are very troublesome, and the labor intensity of staff is large.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of multi-core terminal crimping die, including crimping machine, the crimping machine is provided with stand and lower die, the crimping machine is provided with upper die structure and hydraulic structure;

[0006] The upper die structure comprises an upper die seat mounted on the crimping machine, two butt joint frames are slidably mounted in the upper die seat, support plates are inserted into the left and right sides of the upper die seat and are fixedly connected with the bottoms of the two butt joint frames respectively, a punch die for crimping multi-core terminals is mounted in the upper die seat, the left and right sides of the punch die are fixedly installed with link blocks penetrating into the interiors of the two butt joint frames respectively, a feeding component for controlling the left and right movement of the two butt joint frames is mounted on the upper die seat, and a blocking component for limiting the position of the punch die is inserted into the butt joint frame.

[0007] Further, the hydraulic structure comprises a guide rod fixedly mounted on the top of the upper die seat, and a lifting component for controlling the up-down movement of the upper die seat is mounted on the crimping machine.

[0008] Further, the column is fixedly mounted on the crimping machine, and the lower die is fixedly mounted on the crimping machine.

[0009] Further, the feeding component comprises two electric push rods, mounting grooves are formed in the left and right sides of the upper die seat, the electric push rods are fixedly installed in the mounting grooves, and the extension ends of the two electric push rods are fixedly connected with the opposite sides of the two butt joint frames respectively.

[0010] Further, limit blocks are fixedly installed on the back surfaces of the two support plates, a limit groove is formed in the rear wall of the inner cavity of the upper die seat, one end of the limit block penetrates into and extends to the interior of the limit groove, and the inner wall of the limit groove is slidably connected with the outer surface of the limit block.

[0011] Further, the blocking component comprises a limit plate and a partition plate, the limit plate is fixedly installed on the top of the partition plate, a rectangular groove with a size matching that of the partition plate is formed in the top of the upper die seat, and one end of the partition plate penetrates through the rectangular groove and extends to the interior of the upper die seat.

[0012] Further, one end of the guide rod penetrates through and extends to the exterior of the crimping machine, a guide hole is formed in the crimping machine, and the inner wall of the guide hole is slidably connected with the outer surface of the guide rod.

[0013] Further, the lifting component comprises two hydraulic cylinders, the two hydraulic cylinders are fixedly installed on the crimping machine respectively, and the extension ends of the two hydraulic cylinders are fixedly connected with the top of the upper die seat respectively.

[0014] Compared with the prior art, the technical scheme of the present application has the following beneficial effects:

[0015] The multi-core wire terminal crimping die, by being provided with the upper die structure and the hydraulic structure, realizes that two electric push rods in the feeding component control two butt frames to move to the opposite side, and the blocking component is pulled up, so that the position fixation of the two butt blocks and the blocking of the front of the punch die are released, so that the staff can quickly disassemble and replace the punch die, the labor intensity of the staff is reduced, the disassembling and assembling steps of the punch die are simplified, and different sizes of punch dies can be conveniently installed, so that the practicability of the multi-core wire terminal crimping die is enhanced. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a structure schematic view of the utility model;

[0017] Figure 2 It is a structure schematic view of the utility model Figure 1 It is an enlarged view of the upper die seat;

[0018] Figure 3 It is a structure schematic view of the utility model Figure 2 It is a front view of the upper die seat;

[0019] Figure 4 It is a three-dimensional schematic view of the upper die seat, the guide rod and the blocking component of the utility model.

[0020] In the drawing: 1, crimping machine; 2, stand; 3, lower die; 41, upper die seat; 42, support plate; 43, butt frame; 44, punch die; 45, butt block; 46, feeding component; 47, blocking component; 48, guide rod; 49, lifting component. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only 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 those skilled in the art without creative labor fall within the protection scope of the utility model.

[0022] Please refer to Figures 1 to 4 A multi-core wire terminal crimping die in the embodiment comprises a crimping machine 1, the crimping machine 1 is provided with a stand 2 and a lower die 3, the crimping machine 1 is provided with an upper die structure and a hydraulic structure, the stand 2 is fixedly installed on the crimping machine 1, and the lower die 3 is fixedly installed on the crimping machine 1.

[0023] Embodiment one: please refer to Figures 1 to 4In the embodiment, the upper die structure comprises an upper die seat 41 mounted on the crimping machine 1, two butt joint frames 43 are slidably mounted in the upper die seat 41, support plates 42 are respectively inserted into the left and right sides of the upper die seat 41 and are fixedly connected with the bottom of the two butt joint frames 43, limit blocks are fixedly mounted on the back surface of each of the two support plates 42, a limit groove is formed in the rear side wall of the inner cavity of the upper die seat 41, one end of the limit block penetrates into and extends to the inside of the limit groove, the inner wall of the limit groove is in sliding connection with the outer surface of the limit block, so as to facilitate the stable left and right sliding of the support plate 42 in the upper die seat 41, a punch die 44 for crimping the multi-core terminal is mounted in the upper die seat 41, an engaging block 45 is fixedly mounted on the left and right sides of the punch die 44 and penetrates into the inside of the two butt joint frames 43, respectively, a feeding component 46 for controlling the left and right movement of the two butt joint frames 43 is mounted on the upper die seat 41, and a blocking component 47 for limiting the position of the punch die 44 is inserted into the butt joint frame 43.

[0024] The feeding component 46 comprises two electric push rods, mounting grooves are formed in the left and right sides of the upper die seat 41, the electric push rods are fixedly mounted in the mounting grooves, the extension ends of the two electric push rods are fixedly connected with the opposite sides of the two butt joint frames 43, respectively, so as to facilitate the movement of the butt joint frame 43 driven by the extension and retraction of the electric push rod, thereby controlling the movement of the two butt joint frames 43 to the opposite side or the opposite side.

[0025] In addition, the blocking component 47 comprises a limit plate and a partition plate, the limit plate is fixedly mounted on the top of the partition plate, a rectangular groove with a size matching that of the partition plate is formed in the top of the upper die seat 41, one end of the partition plate penetrates through the rectangular groove and extends to the inside of the upper die seat 41, so as to facilitate the insertion of the partition plate in the blocking component 47 into the inside of the upper die seat 41 and limit the front surface of the punch die 44.

[0026] By using the above technical scheme, the upper die seat 41 is controlled to move downward together with the punch die 44 by using the hydraulic structure, until the punch die 44 is folded with the lower die 3, then the blocking component 47 is pulled out upward and the two electric push rods in the feeding component 46 are started, so as to remove the limitation on the front surface of the punch die 44, the contraction of the electric push rod drives the butt joint frame 43 to move along the support plate 42, thereby controlling the two butt joint frames 43 to exit the outer surface of the engaging block 45, so as to remove the fixation of the punch die 44.

[0027] Embodiment two: please refer to Figures 1 to 4In the embodiment, the hydraulic structure includes a guide rod 48 fixedly installed on the top of the upper die holder 41, one end of the guide rod 48 penetrates and extends to the outside of the crimping machine 1, the guide hole is provided on the crimping machine 1, the inner wall of the guide hole is in sliding connection with the outer surface of the guide rod 48, the trajectory of the upper die holder 41 moving up and down is limited, the lifting component 49 for controlling the upper die holder 41 moving up and down is installed on the crimping machine 1, the lifting component 49 includes two hydraulic cylinders, the two hydraulic cylinders are fixedly installed on the crimping machine 1, the extension ends of the two hydraulic cylinders are fixedly connected with the top of the upper die holder 41, and the upper die holder 41 is driven to move up and down by the extension of the hydraulic cylinders.

[0028] By adopting the technical scheme, the two hydraulic cylinders in the lifting component 49 are started, the hydraulic cylinders are elongated, the upper die holder 41 is driven to move downward along the guide rod 48, the moving upper die holder 41 drives the punch die 44 to move downward, until the punch die 44 is folded with the lower die 3, then the fixation of the punch die 44 is released, the hydraulic cylinders are retracted, and the upper die holder 41 returns to the initial position, so that the fixed punch die 44 is left on the top of the upper die holder 41.

[0029] The working principle of the above embodiment is as follows:

[0030] When the punch die 44 is replaced, the two hydraulic cylinders in the lifting component 49 are started, the hydraulic cylinders are elongated, the upper die holder 41 is driven to move downward along the guide rod 48, the moving upper die holder 41 drives the punch die 44 to move downward, until the punch die 44 is folded with the lower die 3, then the blocking component 47 is pulled up and the two electric push rods in the feeding component 46 are started, so that the restriction on the front surface of the punch die 44 is released, the retraction of the electric push rods drives the butt joint frame 43 to move along the support plate 42, so that the two butt joint frames 43 are controlled to exit the outer surface of the butt joint block 45, so that the fixation of the punch die 44 is released, then the hydraulic cylinders are retracted, the upper die holder 41 returns to the initial position, so that the fixed punch die 44 is left on the top of the upper die holder 41, and the dismounting and mounting of the punch die 44 are facilitated.

[0031] It should be noted that, in this document, relational terms such as "first" and "second" are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such a process, method, article, or apparatus. Without further limitations, an element defined by the phrase "comprising one..." does not exclude the presence of other identical elements in the process, method, article, or apparatus that includes said element.

[0032] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A multi-core wire terminal crimping mold, comprising a crimping machine (1), characterized in that: The crimping machine (1) is provided with a column (2) and a lower mold (3), and the crimping machine (1) is provided with an upper mold structure and a hydraulic structure; The upper die structure includes an upper die base (41) mounted on a crimping machine (1). Two mating frames (43) are slidably installed inside the upper die base (41). Support plates (42) are inserted into the left and right sides of the upper die base (41) and fixedly connected to the bottom of the two mating frames (43). A punch die (44) for crimping multi-core wire terminals is installed inside the upper die base (41). Connecting blocks (45) that penetrate into the two mating frames (43) are fixedly installed on the left and right sides of the punch die (44). A feeding component (46) for controlling the left and right movement of the two mating frames (43) is installed on the upper die base (41). A sealing component (47) for limiting the position of the punch die (44) is inserted into the mating frames (43).

2. The multi-core wire terminal crimping mold according to claim 1, characterized in that: The hydraulic structure includes a guide rod (48) fixedly installed on the top of the upper mold base (41), and the crimping machine (1) is equipped with a lifting component (49) for controlling the up and down movement of the upper mold base (41).

3. The multi-core wire terminal crimping mold according to claim 1, characterized in that: The column (2) is fixedly installed on the crimping machine (1), and the lower mold (3) is fixedly installed on the crimping machine (1).

4. The multi-core wire terminal crimping mold according to claim 1, characterized in that: The feeding component (46) includes two electric push rods. The upper mold base (41) has mounting slots on both the left and right sides. The electric push rods are fixedly installed in the mounting slots. The telescopic ends of the two electric push rods are fixedly connected to the opposite sides of the two docking frames (43).

5. A multi-core wire terminal crimping mold according to claim 1, characterized in that: Limiting blocks are fixedly installed on the back of both support plates (42). A limiting groove is opened on the rear side wall of the inner cavity of the upper mold base (41). One end of the limiting block passes through and extends into the interior of the limiting groove. The inner wall of the limiting groove is slidably connected to the outer surface of the limiting block.

6. A multi-core wire terminal crimping mold according to claim 1, characterized in that: The sealing component (47) includes a limiting plate and a partition. The limiting plate is fixedly installed on the top of the partition. The top of the upper mold base (41) is provided with a rectangular groove that matches the size of the partition. One end of the partition passes through the rectangular groove and extends into the interior of the upper mold base (41).

7. A multi-core wire terminal crimping mold according to claim 2, characterized in that: One end of the guide rod (48) passes through and extends to the outside of the crimping machine (1). The crimping machine (1) has a guide hole, and the inner wall of the guide hole is slidably connected to the outer surface of the guide rod (48).

8. A multi-core wire terminal crimping mold according to claim 2, characterized in that: The lifting component (49) includes two hydraulic cylinders, which are respectively fixedly installed on the crimping machine (1), and the telescopic ends of the two hydraulic cylinders are respectively fixedly connected to the top of the upper mold base (41).

Images