Automatic wire cutting and end pressing machine for shielded wire

Abstract

The utility model discloses an automatic wire cutting and end pressing machine for shielded wires, which comprises an end pressing machine main body, and further comprises a conveying mechanism arranged on the front side of the end pressing machine main body and capable of conveying the shielded wires with different sizes through the conveying mechanism; the utility model relates to the related technical field of wire cutting devices, the wire cutting device is provided with the conveying mechanism, the inner wall of the conveying mechanism is provided with the adjusting assembly, and the distance between the traction wheels on the upper side and the lower side can be flexibly adjusted through the adjusting assembly, so that the wire cutting device is convenient to use, and the production efficiency is improved. The traction wheel can convey and feed shielding wires of different sizes, the annular cutter and the clamping plate are convenient to disassemble and replace to be of a model matched with the size of the shielding wire due to the arrangement of the connecting part, the use value of the device is higher, the economic benefit is higher, the adaptability is higher, and the device is suitable for popularization and application. And the processing cost of the shielding wire is reduced to a certain extent.

Description

Technical Field

[0001] The utility model relates to the technical field related to wire cutting devices, in particular to an automatic wire cutting and crimping machine for shielded wires. Background Art

[0002] The fully automatic terminal crimping machine can cut the cable to a fixed length, strip the cable to a fixed length, and then crimp the terminal. The fully automatic terminal crimping machine is widely used in the home wiring harness and automotive wiring harness processing industries.

[0003] CN216598360U provides a wire cutting device for a fully automatic terminal crimping machine, which belongs to the technical field related to wire cutting devices. The wire cutting device of the fully automatic terminal crimping machine includes a shell, an operating panel is arranged on the front of the shell, a first cylinder is symmetrically arranged on the front of the shell, a ring cutting knife is arranged on the output end of the first cylinder, the first cylinder is located below the operating panel, a second cylinder is symmetrically arranged on the front of the shell, a third cylinder is arranged on the output end of the second cylinder, and the third cylinder is located between the first cylinder and the second cylinder. When in use, the cable is moved by the conveying wheel control. When the cable head moves to the stripping When the cable is in the skin block position, the third cylinder is used to control the stripping block to clamp the cable, the first cylinder is started to control the ring cutter to cut the outer skin of the cable, and then the second cylinder is started to control the movement of the stripping block through the third cylinder, thereby achieving the stripping effect, avoiding the cable outer skin from remaining on the wire as much as possible, making the application more convenient to use; however, shielded wires have various specifications, and the distance between the conveying wheel and the traction wheel on the upper and lower sides of this terminal cutting device is fixed, and it cannot adapt to shielded wires of various sizes. For different types of shielded wires, a corresponding wire cutting and crimping machine needs to be used, which is not conducive to reducing costs. Utility Model Content

[0004] The utility model aims to provide an automatic wire cutting and crimping machine for shielded wires to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A shielded wire automatic cutting and crimping machine, comprising a crimping machine body, and also comprising:

[0007] A transmission mechanism is arranged at the front side of the terminal crimping machine body, and shielded wires of different sizes can be transmitted through the transmission mechanism;

[0008] The limiting mechanism is connected to the terminal crimping machine body, and the shielding wire can be limited by the limiting mechanism.

[0009] Preferably, the transmission mechanism comprises:

[0010] An adjusting component is arranged on the inner wall of the end pressing machine body;

[0011] The traction component is arranged on the outer wall of the terminal crimping machine body, and the shielded wire can be pulled by the traction component.

[0012] Preferably, the adjustment component comprises:

[0013] A first motor, which is fixedly mounted on the top of the inner wall of the end pressing machine body;

[0014] The threaded rod is fixedly connected to the output shaft of the first motor.

[0015] Preferably, the adjustment component further comprises:

[0016] Connecting plates are slidably mounted on both sides of the outer wall of the threaded rod, and there are four connecting plates;

[0017] The guide rod is fixedly mounted on the inner wall of the end pressing machine body, and the guide rod is slidably mounted on the inner walls on both sides of the connecting plate.

[0018] Preferably, the traction assembly comprises:

[0019] A second motor is fixedly mounted on the inner wall of the rear side of the connecting plate;

[0020] Rotating shafts are rotatably mounted on both sides of the inner wall of the connecting plate, and one of the rotating shafts is fixedly connected to the output shaft of the second motor;

[0021] A traction wheel, which is fixedly connected to the rotating shaft, and there are two traction wheels;

[0022] The traction belt is installed on the outer walls of the two traction wheels.

[0023] Preferably, the limiting mechanism comprises:

[0024] The circular cutting knife is arranged on the upper and lower sides of the front end of the end pressing machine body;

[0025] Clamping plates are arranged on the upper and lower sides of the front end of the end pressing machine body;

[0026] Cylinders are fixedly installed on the upper and lower sides of the front end of the end pressing machine body, and there are multiple groups of cylinders;

[0027] A connecting part is arranged on the opposite side of the circular cutting blade and the clamping plate on both sides, and the connecting part enables the circular cutting blade and the clamping plate to be detachably connected to the cylinder;

[0028] A guide ring is arranged at the front end of the end crimping machine body.

[0029] Preferably, the limiting mechanism further includes:

[0030] A slide rod fixedly connected to the guide ring;

[0031] The mounting sleeve is fixedly mounted on the inner wall of the front end of the end pressing machine body.

[0032] Preferably, the connecting portion comprises:

[0033] A connecting block, which is fixedly mounted on the opposite sides of the upper and lower cylinders;

[0034] The connecting sleeve is fixedly installed on the opposite side of the upper and lower ring cutting knives and the clamping plate, and the connecting block is threadedly connected.

[0035] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention.

[0036] Beneficial effects: The utility model is provided with a conveying mechanism, and an adjusting component is provided on the inner wall of the conveying mechanism. The distance between the upper and lower traction wheels can be flexibly adjusted through the adjusting component, so that the traction wheels can convey and feed shielded wires of different sizes. The utility model is provided with a connecting part, through which the annular knife and the clamping plate are connected together with the cylinder. The annular knife and the clamping plate are easy to disassemble and replace with models suitable for the size of the shielded wire through threaded connection and bolt fixing. This makes the utility model more valuable, more economical, and more adaptable, and reduces the processing cost of the shielded wire to a certain extent. BRIEF DESCRIPTION OF THE DRAWINGS

[0037] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0038] Figure 1 The present invention is a structural schematic diagram of an automatic shielded wire cutting and crimping machine.

[0039] Figure 2 The present invention is a schematic diagram of the structure of a transmission mechanism in an automatic shielded wire cutting and crimping machine.

[0040] Figure 3 The present invention is a schematic diagram of the structure of a transmission mechanism in an automatic shielded wire cutting and crimping machine.

[0041] Figure 4 The present invention is a schematic diagram of the structure of a transmission mechanism in an automatic shielded wire cutting and crimping machine.

[0042] Figure 5 The figure is a partial structural diagram of a shielded wire automatic cutting and crimping machine.

[0043] Figure 6 The present invention is a structural schematic diagram of a limiting mechanism in an automatic shielded wire cutting and crimping machine.

[0044] Figure 7 This is a structural schematic diagram of the connection part of an automatic shielded wire cutting and crimping machine;

[0045] Figure 8 The present invention is a structural schematic diagram of the main body of a shielded wire automatic wire cutting and crimping machine.

[0046] In the figure: the end crimping machine body 1; the transmission mechanism 2; the adjustment assembly 21; the first motor 211; the threaded rod 212; the connecting plate 213; the guide rod 214; the traction assembly 22; the second motor 221; the rotating shaft 222; the traction wheel 223; the traction belt 224; the limiting mechanism 3; the circular cutting knife 31; the clamping plate 32; the cylinder 33; the connecting part 34; the guide ring 35; the sliding rod 36; the mounting sleeve 37; the connecting block 341; the connecting sleeve 342. DETAILED DESCRIPTION

[0047] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0048] like Figure 1-8 , including a terminal pressing machine body 1, and also including: mounting plates are fixedly installed on the upper and lower sides of the front end of the terminal pressing machine body 1, and cutting knives are arranged on the opposite sides of the two mounting plates. The cutting knives adopt the existing technology, and the second cylinders are fixedly installed on the opposite sides of the two cutting knives. The second cylinder can drive the cutting knives on the upper and lower sides to cut the shielded wire. A notch is opened at the front end of the terminal pressing machine body 1, and the rotating shaft 222 extends out of the terminal pressing machine body 1 through the notch to connect the traction wheel 223 outside;

[0049] The transmission mechanism 2 is arranged at the front side of the terminal pressing machine body 1, and the shielded wires of different sizes can be transmitted through the transmission mechanism 2. The transmission mechanism 2 includes: an adjustment component 21, a first motor 211, a threaded rod 212, a connecting plate 213, a guide rod 214, a traction component 22, a second motor 221, a rotating shaft 222, a traction wheel 223 and a traction belt 224. The adjustment component 21 is arranged on the inner wall of the terminal pressing machine body 1. The adjustment component 21 includes: a first motor 211, which is fixedly installed on the top of the inner wall of the terminal pressing machine body 1. There are two first motors 211. The threaded rod 212 is fixedly connected to the output shaft of the first motor 211. The threaded rod 212 is a bidirectional threaded rod. The adjustment component 21 also includes: a connecting plate 213, which is slidably installed on both sides of the outer wall of the threaded rod 212. There are four connecting plates 213, which are arranged on the upper and lower sides of the threaded rod 212. There are two threaded rods 212. The two sides of the connecting plate 213 are connected to the rear side. A sliding sleeve is fixedly installed, and a guide rod 214 is slidably installed inside the sliding sleeve. The guide rod 214 is fixedly installed on the inner wall of the end pressing machine body 1, and the guide rod 214 is slidably installed on the inner walls on both sides of the connecting plate 213. There are four guide rods 214. A traction component 22 is arranged on the outer wall of the end pressing machine body 1, and the shielded wire can be pulled by the traction component 22. The traction component 22 includes: a second motor 221, which is fixedly installed on the inner wall of the rear side of the connecting plate 213, a rotating shaft 222, which is rotatably installed on both sides of the inner wall of the connecting plate 213, and one of the rotating shafts 222 is fixedly connected to the output shaft of the second motor 221, a traction wheel 223, which is fixedly connected to the rotating shaft 222, and there are two traction wheels 223, and there are four groups of traction wheels 223, and each group of traction wheels 223 has two traction wheels 223 inside, and a traction belt 224 is installed on the outer walls of the two traction wheels 223 for transmission, and the traction belt 224 is installed on the outer walls of the two traction wheels 223 for transmission;

[0050] The limiting mechanism 3 is connected to the terminal pressing machine body 1, and the shielding wire can be limited by the limiting mechanism 3. The limiting mechanism 3 includes: a ring cutting knife 31, a clamping plate 32, a cylinder 33, a connecting part 34, a guide ring 35, a slide rod 36, a mounting sleeve 37, a connecting block 341 and a connecting sleeve 342. The ring cutting knife 31 is arranged on the upper and lower sides of the front end of the terminal pressing machine body 1. The ring cutting knife 31 is a prior art. The clamping plate 32 is arranged on the upper and lower sides of the front end of the terminal pressing machine body 1. The inner wall of the clamping plate 32 is provided with a contact that fits the outer wall of the shielding wire. The arc-shaped groove is convenient for separating the outer skin of the shielded wire. The cylinder 33 is fixedly installed on the upper and lower sides of the front end of the terminal pressing machine body 1, and there are multiple groups of cylinders 33. A transverse cylinder is fixedly installed on the inner wall of the mounting plate. The transverse cylinder is fixedly connected to the cylinder 33 on the opposite side of the two clamping plates 32. A slide groove is opened on the opposite side of the two mounting plates. When the transverse cylinder works, it can drive the cylinder 33 on the opposite side of the two clamping plates 32 to move left and right. The connection method between the transverse cylinder and the cylinder 33 on the opposite side of the two clamping plates 32 adopts the existing technology. The connecting part 34 is arranged on the opposite side of the circular cutting knife 31 and the clamping plate 32 on both sides, and the connecting part 34 makes the circular cutting knife 31 and the clamping plate 32 detachably connected to the cylinder 33. The connecting part 34 includes: a connecting block 341, which is fixedly installed on the opposite side of the cylinder 33 on the upper and lower sides, and the outer wall of the connecting block 341 is provided with a threaded structure, and a connecting sleeve 342 is fixedly installed on the opposite side of the circular cutting knife 31 and the clamping plate 32 on the upper and lower sides. The connecting block 341 is threadedly connected, and the inner wall of the connecting sleeve 342 is provided with a threaded hole. The block 341 is threadedly connected to the sleeve 342, and the outer wall of the connecting sleeve 342 is provided with a fixing bolt, the fixing bolt fixes the connecting sleeve 342 and the connecting block 341, the guide ring 35 is arranged at the front end of the end pressing machine body 1, the limiting mechanism 3 also includes: a sliding rod 36, which is fixedly connected to the guide ring 35, the sliding rod 36 is slidably installed on the inner wall of the mounting sleeve 37, the outer wall of the mounting sleeve 37 is provided with a fixing bolt, when the fixing bolt is tightened, the sliding rod 36 and the mounting sleeve 37 can be fixed, and the mounting sleeve 37 is fixedly installed on the inner wall of the front end of the end pressing machine body 1.

[0051] The above structures and principles are all common standard parts or parts known to those skilled in the art, and their structures and principles can be known by those skilled in the art through technical manuals or conventional experimental methods;

[0052] The working principle of the utility model is as follows: when it is necessary to adjust the distance between the upper and lower groups of traction wheels 223 to adapt to shielded wires of different sizes, the first motor 211 is started, and the first motor 211 can drive the threaded rod 212 to rotate. The threaded rod 212 is a bidirectional threaded rod. When the threaded rod 212 rotates, the two connecting plates 213 on the outer wall of the threaded rod 212 can approach or move away from each other to adjust the distance between the upper and lower groups of traction wheels 223. The bolts fixing the sliding rod 36 and the mounting sleeve 37 and the fixing connecting block 341 and the connecting sleeve 342 are loosened and removed, and the ring cutter 31, the guide ring 35 and the clamping plate 32 can be removed, and the ring cutter 31, the guide ring 35 and the clamping plate 32 that are adapted to the size of the shielded wire can be replaced; when it is necessary to cut the shielded wire, the second motor 221 is started, and when the second motor 221 works, it can drive the rotating shaft 222 fixedly connected thereto to rotate, so that the The traction wheel 223 fixedly connected to the rotating shaft 222 rotates, and the traction belt 224 on the outer wall drives the two traction wheels 223 in the same group to rotate simultaneously. The second motors 221 on the upper and lower sides respectively control the traction wheels 223 on the upper and lower sides to rotate in different directions, and the traction wheels 223 on the same side rotate in the same direction. The traction wheels 223 on the upper and lower sides extrude and transmit the shielded wire, and the shielded wire passes through the guide ring 35, and the guide ring 35 guides the shielded wire. The cutting blades on the upper and lower sides are driven by the second cylinder to approach the shielded wire and cut the shielded wire. The cylinder 33 connected to the circular cutter 31 drives the circular cutters 31 on both sides to approach the shielded wire to cut the outer skin of the shielded wire. The cylinder 33 connected to the clamp plate 32 drives the clamp plate 32 to clamp the cut outer skin, and the horizontal cylinder connected to the right side of the cylinder 33 drives the cylinder 33 to move right to separate the cut outer skin.

[0053] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. A shielded wire automatic cutting and crimping machine, comprising a crimping machine body (1), characterized in that: Also includes: A conveying mechanism (2) is arranged on the front side of the terminal crimping machine body (1), and shielded wires of different sizes can be conveyed through the conveying mechanism (2); A limiting mechanism (3) is connected to the terminal crimping machine body (1), and the shielded wire can be limited by the limiting mechanism (3).

2. The automatic shielded wire cutting and crimping machine according to claim 1, characterized in that: The transmission mechanism (2) comprises: An adjusting component (21) is arranged on the inner wall of the end pressing machine body (1); A traction component (22) is arranged on the outer wall of the terminal crimping machine body (1), and the shielded wire can be pulled by the traction component (22).

3. The automatic shielded wire cutting and crimping machine according to claim 2, characterized in that: The adjustment component (21) comprises: A first motor (211) is fixedly mounted on the top of the inner wall of the end pressing machine body (1); The threaded rod (212) is fixedly connected to the output shaft of the first motor (211).

4. The automatic shielded wire cutting and crimping machine according to claim 3, characterized in that: The adjustment component (21) further comprises: Connecting plates (213) are slidably mounted on both sides of the outer wall of the threaded rod (212), and there are four connecting plates (213); The guide rod (214) is fixedly mounted on the inner wall of the end pressing machine body (1), and the guide rod (214) is slidably mounted on the inner walls on both sides of the connecting plate (213).

5. The automatic shielded wire cutting and crimping machine according to claim 4, characterized in that: The traction assembly (22) comprises: A second motor (221) is fixedly mounted on the inner wall of the rear side of the connecting plate (213); Rotating shafts (222) are rotatably mounted on both sides of the inner wall of the connecting plate (213), and one of the rotating shafts (222) is fixedly connected to the output shaft of the second motor (221); A traction wheel (223) fixedly connected to the rotating shaft (222), and there are two traction wheels (223); A traction belt (224) is installed on the outer walls of the two traction wheels (223).

6. The automatic shielded wire cutting and crimping machine according to claim 5, characterized in that: The limiting mechanism (3) comprises: Circular cutting knives (31) are arranged on the upper and lower sides of the front end of the end pressing machine body (1); Clamping plates (32) are arranged on the upper and lower sides of the front end of the end pressing machine body (1); Cylinders (33) are fixedly mounted on the upper and lower sides of the front end of the end pressing machine body (1), and there are multiple groups of cylinders (33); A connecting portion (34) is arranged on the opposite side of the circular cutting blade (31) and the clamping plate (32), and the connecting portion (34) enables the circular cutting blade (31) and the clamping plate (32) to be detachably connected to the cylinder (33); A guide ring (35) is arranged at the front end of the end pressing machine body (1).

7. The automatic shielded wire cutting and crimping machine according to claim 6, characterized in that: The limiting mechanism (3) further comprises: A slide rod (36) fixedly connected to the guide ring (35); The mounting sleeve (37) is fixedly mounted on the front inner wall of the end pressing machine body (1).

8. The automatic shielded wire cutting and crimping machine according to claim 7, characterized in that: The connecting portion (34) comprises: A connecting block (341) is fixedly mounted on opposite sides of the cylinder (33) on the upper and lower sides; The connecting sleeve (342) is fixedly mounted on the opposite side of the upper and lower ring cutting blades (31) and the clamping plate (32), and is threadedly connected to the connecting block (341).

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