Wire harness terminal crimping machine

Abstract

The utility model discloses a wire harness terminal crimping machine, belonging to the wire harness terminal crimping technology field, the wire harness terminal crimping machine comprises a processing bench and a ring cutting rack fixed on the side wall of the processing bench, the top end of the processing bench is provided with an arc groove of a cross structure, a crimping mechanism is installed above the processing bench, and the ring cutting rack is fixed on the side wall of the processing bench. A rotating ring is rotationally clamped in the annular cutting frame, a protruding part and an arc-shaped plate are arranged on the two sides of the inner wall of the rotating ring correspondingly, a cutting mechanism is adjustably fixed to the top end of the protruding part, a rotating pipe is installed at the bottom end of the arc-shaped plate through a bearing, and a pressing plate abutting against the outer wall of a wire harness is adjustably connected to the bottom end of the rotating pipe. A base is fixedly mounted at the bottom end of the machining table, and a positioning block corresponding to the pressing mechanism is embedded in the side wall of the machining table. The wire harness terminal crimping machine improves the cutting effect of the wire harness sheath, and is suitable for cutting the sheaths of wire harnesses with different sizes.

Description

Technical Field

[0001] The utility model belongs to the technical field of wire harness terminal crimping, and particularly relates to a wire harness terminal crimping machine. Background Art

[0002] Electronic wire harnesses are often used to connect circuit components to form a complete functional circuit. To meet the requirements of automated processing of electronic products and safety performance, terminals are often crimped at the ends of wires.

[0003] The patent with the application number 202123049369.6 discloses a wire harness terminal crimping machine, including a processing table, a processing groove is opened on the top surface of the processing table, a placing block is fixedly installed on one side inside the processing groove, and a PLC panel is fixedly installed on one side of the processing table; a pressing frame, the pressing frame is fixedly installed on the top surface of the processing table; a wire stripping assembly, the wire stripping assembly is arranged on one side inside the processing groove and is used for stripping the redundant protective sleeve of the wire harness. The clamping device is driven to approach the wire harness by the telescopic shaft of the electric push rod, the end of the wire harness is clamped and fixed by the clamping device, and the protective sleeve on the wire harness is cut off by the blade, so as to remove the redundant protective sleeve. After the clamping device clamps the wire harness, the clamping device is driven to rotate by the rotation of the driving shaft of the driving motor, and the blade is driven to rotate 360 degrees.

[0004] In the above technical solution, the wire is clamped and fixed by the clamping device before crimping, and the blade on it cuts the outer skin of the wire by driving the clamping device to rotate by the motor. However, since the wire fixed on the clamping device rotates together, the blade cannot slide and cut on the outer wall of the wire. And because the blade is semicircular in structure, it is difficult to cut the outer skin of the wire in a fitting manner when clamping and squeezing wires of different sizes, and it cannot meet the outer wall cutting of wires of different sizes. Summary of the Utility Model

[0005] (1) Technical Problems to be Solved

[0006] Aiming at the deficiencies of the prior art, the purpose of the utility model is to provide a wire harness terminal crimping machine, which aims to solve the technical problems that the blade cannot slide and cut on the outer wall of the wire in the prior art, and because the blade is semicircular in structure, it is difficult to cut the outer skin of the wire in a fitting manner when clamping and squeezing wires of different sizes, and it cannot meet the outer wall cutting of wires of different sizes.

[0007] (2) Technical Solutions

[0008] To solve the above technical problems, the present utility model provides such a wire harness terminal crimping machine, which includes a processing table and a circumferential cutting frame fixed to the side wall of the processing table. An arc-shaped groove in a cross-shaped structure is formed at the top of the processing table, and a crimping mechanism is installed above the processing table. A rotating ring is rotatably clamped in the circumferential cutting frame. Two sides of the inner wall of the rotating ring are respectively provided with a convex part and an arc-shaped plate. A cutting mechanism is adjustably fixed to the top of the convex part. The bottom end of the arc-shaped plate is installed with a rotating tube through a bearing, and the bottom end of the rotating tube is adjustably connected with a pressing plate that abuts against the outer wall of the wire harness.

[0009] When using the wire harness terminal crimping machine of this technical solution, an arc-shaped groove in a cross-shaped structure is formed at the top of the processing table, and a circumferential cutting frame is fixed to the side wall of the processing table. Before crimping, the wire harness is inserted into the circumferential cutting frame. After insertion, the wire harness is located between the cutting knife and the pressing plate. When the rotating tube rotates, it drives the screw rod to make the pressing plate abut against the outer wall of the wire harness. During the abutting process, the wire harness is tightly connected to the cutting knife. The arc-shaped plate drives the rotating ring to rotate in the circumferential cutting frame, and during the rotation process, the outer skin of the wire harness is cut, improving the cutting effect of the outer skin of the wire harness. After unscrewing the second bolt, the positions of the adjusting block and the cutting knife are adjusted, and after adjustment, the second bolt is inserted into screw holes at different positions, thereby adjusting the position of the cutting knife to be suitable for cutting the outer skins of wire harnesses of different sizes. A mounting frame is fixed to the top of the processing table. After the wire harness is cut, the terminal is inserted into it, and the wire harness terminal is placed in the groove at the top of the positioning block. The hydraulic rod is started to drive the lifting plate to move downward, and during the movement, the extrusion part presses and fixes the terminal and the wire harness tightly. After unscrewing the first bolt, the positioning block is replaced to be suitable for crimping terminals of different models.

[0010] Preferably, a base is fixedly installed at the bottom end of the processing table, and a positioning block corresponding to the crimping mechanism is embedded in the side wall of the processing table. First bolts are symmetrically installed on the side wall of the positioning block and are threadedly inserted into the processing table.

[0011] Furthermore, a mounting frame is fixed to the top of the processing table. The crimping mechanism includes a lifting plate embedded in the mounting frame and an extrusion part arranged at the bottom end of the lifting plate. A hydraulic rod connected to the lifting plate is fixed to the top of the mounting frame.

[0012] Still further, rivets are symmetrically installed on the side wall of the circumferential cutting frame, and the rivets are embedded and fixed in the side wall of the processing table.

[0013] Still further, a telescopic groove is formed in the inner wall of the convex part. The cutting mechanism includes an adjusting block slidably inserted into the telescopic groove and a cutting knife fixed to the adjusting block.

[0014] Further, equidistant screw holes are formed in the side wall of the adjusting block, and a second bolt is installed on the protruding portion and threadedly inserted into the screw holes.

[0015] Further, a screw rod is fixed to the outer wall of the pressing plate, and the screw rod is threadedly inserted into the rotating tube.

[0016] (3) Beneficial effects

[0017] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0018] In the present utility model, an arc-shaped groove in a cross-shaped structure is formed at the top end of the processing table, and a circumcision frame is fixed to the side wall of the processing table. The wire harness is inserted into the circumcision frame before crimping. After insertion, the wire harness is located between the cutting knife and the pressing plate. When the rotating tube rotates, the screw rod is driven to make the pressing plate abut against the outer wall of the wire harness. During the abutting process, the wire harness is tightly connected to the cutting knife. The arc-shaped plate drives the rotating ring to rotate in the circumcision frame, and during the rotation process, the outer skin of the wire harness is cut, improving the cutting effect of the outer skin of the wire harness. After unscrewing the second bolt, the positions of the adjusting block and the cutting knife are adjusted, and after adjustment, the second bolt is inserted into the screw holes at different positions, thereby adjusting the position of the cutting knife, which is suitable for cutting the outer skins of wire harnesses of different sizes;

[0019] An installation frame is fixed to the top end of the processing table. After the wire harness is cut, the terminal is inserted into it, and the wire harness terminal is placed in the groove at the top end of the positioning block. The hydraulic rod is started to drive the lifting plate to move downward, and during the movement, the extrusion part presses and fixes the terminal and the wire harness tightly. After unscrewing the first bolt, the positioning block is replaced, which is suitable for crimping terminals of different models. Description of the drawings

[0020] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the following drawings are only some embodiments of the present application. For those skilled in the art, other drawings can be obtained based on these drawings without creative efforts.

[0021] Figure 1 It is a structural schematic diagram of the present utility model;

[0022] Figure 2 It is a cross-sectional structural schematic diagram of the processing table in the present utility model;

[0023] Figure 3 For the present utility model Figure 2 It is an enlarged schematic diagram of the structure at A in

[0024] Figure 4 For the present utility model Figure 2Enlarged schematic diagram of the structure at position B in the [Chinese context].

[0025] The labels in the attached drawings are: 1, processing table; 2, hydraulic rod; 3, lifting plate; 4, extrusion part; 5, positioning block; 6, first bolt; 7, base; 8, rivet; 9, circumferential cutting frame; 10, arc-shaped groove; 11, mounting frame; 12, convex part; 13, telescopic groove; 14, screw hole; 15, cutting knife; 16, adjusting block; 17, rotating ring; 18, second bolt; 19, screw rod; 20, rotating tube; 21, arc-shaped plate; 22, pressing plate. Detailed implementation mode

[0026] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the attached drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0027] This detailed implementation mode is a wire harness terminal crimping machine, and its structural schematic diagram is as shown in Figure 1 and Figure 2 shown. This wire harness terminal crimping machine includes a processing table 1 and a circumferential cutting frame 9 fixed to the side wall of the processing table 1. A cross-shaped arc-shaped groove 10 is opened at the top of the processing table 1, and a crimping mechanism is installed above the processing table 1. A rotating ring 17 is rotatably clamped in the circumferential cutting frame 9. On both sides of the inner wall of the rotating ring 17, there are respectively arranged a convex part 12 and an arc-shaped plate 21. The top of the convex part 12 is adjustably fixed with a cutting mechanism. The bottom end of the arc-shaped plate 21 is installed with a rotating tube 20 through a bearing. The bottom end of the rotating tube 20 is adjustably connected with a pressing plate 22 that abuts against the outer wall of the wire harness. Before crimping, the wire harness is inserted into the circumferential cutting frame 9. After insertion, the wire harness is located between the cutting knife 15 and the pressing plate 22. When the rotating tube 20 rotates, it drives the screw rod 19 to make the pressing plate 22 abut against the outer wall of the wire harness, and during the abutting process, the wire harness is tightly connected to the cutting knife 15. The arc-shaped plate 21 drives the rotating ring 17 to rotate in the circumferential cutting frame 9, and during the rotation process, the outer skin of the wire harness is cut, improving the cutting effect of the outer skin of the wire harness.

[0028] A base 7 is fixedly installed at the bottom end of the processing table 1, and a positioning block 5 corresponding to the pressing mechanism is embedded in the side wall of the processing table 1. First bolts 6 are symmetrically installed on the side wall of the positioning block 5 and are threadedly inserted into the processing table 1. An installation frame 11 is fixed at the top end of the processing table 1. The pressing mechanism includes a lifting plate 3 embedded in the installation frame 11 and an extrusion part 4 arranged at the bottom end of the lifting plate 3. A hydraulic rod 2 connected to the lifting plate 3 is fixed at the top end of the installation frame 11. Rivets 8 are symmetrically installed on the side wall of the circumferential cutting frame 9, and the rivets 8 are embedded and fixed in the side wall of the processing table 1. The hydraulic rod 2 drives the lifting plate 3 to move downward, and during the movement, the extrusion part 4 presses and fixes the terminal and the wire harness. After unscrewing the first bolt 6, the positioning block 5 can be replaced, which is applicable to pressing terminals of different models.

[0029] As Figure 3 and Figure 4 shown, a telescopic groove 13 is formed in the inner wall of the convex part 12. The cutting mechanism includes an adjusting block 16 slidably inserted into the telescopic groove 13 and a cutting knife 15 fixed on the adjusting block 16. Threaded holes 14 are equidistantly formed on the side wall of the adjusting block 16. A second bolt 18 is installed on the convex part 12 and is threadedly inserted into the threaded holes 14. A screw rod 19 is fixed on the outer wall of the pressing plate 22, and the screw rod 19 is threadedly inserted into the rotating tube 20. After unscrewing the second bolt 18, the positions of the adjusting block 16 and the cutting knife 15 are adjusted, and after adjustment, the second bolt 18 is inserted into the threaded holes 14 at different positions, so as to adjust the position of the cutting knife 15, which is applicable to cutting the outer skin of wire harnesses of different sizes.

[0030] The schematic cross-sectional structure diagram of the processing table 1 of this wire harness terminal pressing machine is as Figure 2 shown, and the enlarged schematic diagram of the structure at Figure 2 A therein is as Figure 3 shown, and the enlarged schematic diagram of the structure at Figure 2 B therein is as Figure 4 shown.

[0031] Working principle: When using the wire harness terminal pressing machine of this technical solution, the wire harness is inserted into the circumferential cutting frame 9 before pressing. After insertion, the wire harness is located between the cutting knife 15 and the pressing plate 22. When the rotating tube 20 rotates, it drives the screw rod 19 to make the pressing plate 22 abut against the outer wall of the wire harness. During the abutment, the wire harness is tightly connected to the cutting knife 15, and the arc-shaped plate 21 drives the rotating ring 17 to rotate in the circumferential cutting frame 9, and during the rotation, the outer skin of the wire harness is cut, improving the cutting effect of the outer skin of the wire harness. After unscrewing the second bolt 18, the positions of the adjusting block 16 and the cutting knife 15 are adjusted, and after adjustment, the second bolt 18 is inserted into the threaded holes 14 at different positions, so as to adjust the position of the cutting knife 15, which is applicable to cutting the outer skin of wire harnesses of different sizes.

[0032] All technical features in this embodiment can be freely combined according to actual needs.

[0033] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not used to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

1. A wire harness terminal crimping machine, which includes a processing table (1) and a circumcision frame (9) fixed to the side wall of the processing table (1), and is characterized in that, An arc-shaped groove (10) with a cross-shaped structure is formed at the top of the processing table (1), and a pressing mechanism is installed above the processing table (1). A rotating ring (17) is rotatably clamped in the circumferential cutting frame (9). On both sides of the inner wall of the rotating ring (17), a convex portion (12) and an arc-shaped plate (21) are respectively arranged. A cutting mechanism is fixedly installed at the top of the convex portion (12) in an adjustable manner. The bottom end of the arc-shaped plate (21) is installed with a rotating tube (20) through a bearing, and the bottom end of the rotating tube (20) is connected to a pressing plate (22) that abuts against the outer wall of the wire harness in an adjustable manner.

2. The wire harness terminal crimping machine according to claim 1, wherein A base (7) is fixedly installed at the bottom end of the processing table (1), and a positioning block (5) corresponding to the pressing mechanism is embedded in the side wall of the processing table (1). First bolts (6) are symmetrically installed on the side wall of the positioning block (5) and are threadedly inserted into the processing table (1).

3. The wire harness terminal crimping machine according to claim 2, wherein, An installation frame (11) is fixed at the top of the processing table (1). The pressing mechanism includes a lifting plate (3) embedded in the installation frame (11) and an extrusion portion (4) arranged at the bottom end of the lifting plate (3). A hydraulic rod (2) connected to the lifting plate (3) is fixed at the top of the installation frame (11).

4. A wire harness terminal crimping machine according to claim 1, characterized in that, Rivets (8) are symmetrically installed on the side wall of the circumferential cutting frame (9), and the rivets (8) are fixedly embedded in the side wall of the processing table (1).

5. A wire harness terminal crimping machine according to claim 1, characterized in that, A telescopic groove (13) is formed in the inner wall of the convex portion (12). The cutting mechanism includes an adjusting block (16) slidably inserted into the telescopic groove (13) and a cutting knife (15) fixed on the adjusting block (16).

6. The wire harness terminal crimping machine according to claim 5, characterized in that, Equal-distance screw holes (14) are formed in the side wall of the adjusting block (16), and a second bolt (18) is installed on the convex portion (12) and is threadedly inserted into the screw holes (14).

7. A wire harness terminal crimping machine according to claim 6, characterized in that, A screw rod (19) is fixed on the outer wall of the pressing plate (22), and the screw rod (19) is threadedly inserted into the rotating tube (20).

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