Pneumatic peeling machine for automobile wire harness production

Abstract

The utility model discloses a pneumatic peeling machine for automobile wire harness production, and relates to the technical field of peeling machines. The leather cutting device comprises a working table, two first positioning blocks, two second positioning blocks and two third positioning blocks are fixedly connected to the upper surface of the working table, a leather cutting mechanism is arranged between the two second positioning blocks, and the two third positioning blocks are fixedly connected to the upper surface of the working table. The skin cutting mechanism is used for cutting the outer skin of the wire harness, and a limiting mechanism is arranged between the two first positioning blocks. According to the utility model, the motor is started to synchronously drive the rotating block to rotate, in the process of stripping the skin of the automobile wire harness from the wire core, the peeling end of the automobile wire harness is rotated through the rotating block, and the wire core at the peeling end of the automobile wire harness is turned together in the process, so that the situation that the wire core is scattered after being peeled is avoided; manual arrangement is not needed, labor is saved, efficiency is higher, subsequent use of the stripped end of the automobile wire harness is facilitated, and more convenience is achieved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of barker, specifically, especially relates to a pneumatic barker for automobile wiring harness production. BACKGROUND

[0002] In the automobile manufacturing industry, automobile wiring harness as the important link connecting automobile electrical components, its production quality and efficiency are directly related to the overall performance and safety of the automobile. Among them, the stripping process of the outer skin of the wire harness is the key link in the production of automobile wire harness, and its operation precision and efficiency not only affect the electrical connection performance of the wire harness, but also directly affect the smooth progress of the subsequent processing procedure.

[0003] The traditional pneumatic barker for automobile wiring harness production generally uses a cutter to cut the outer skin of the wire harness, and then strips the cut outer skin from the core, thereby realizing the stripping work of the automobile wiring harness.

[0004] However, since the outer skin of the automobile wiring harness usually wraps multiple cores, after the traditional pneumatic barker strips the cut outer skin from the core, the cores are often scattered, which not only leads to inconvenient storage, increases storage space occupation and arrangement difficulty, but also requires workers to spend extra time to twist the scattered cores into a strand when using them in subsequent wiring, which makes the secondary arrangement process more cumbersome, thereby reducing the practicability of the pneumatic barker for automobile wiring harness production. INVENTION CONTENTS

[0005] In view of the problem that the traditional pneumatic barker for automobile wiring harness production strips the cut outer skin from the core, the cores are often scattered, which not only leads to inconvenient storage, increases storage space occupation and arrangement difficulty, but also requires workers to spend extra time to twist the scattered cores into a strand when using them in subsequent wiring, which makes the secondary arrangement process more cumbersome, thereby reducing the practicability of the pneumatic barker for automobile wiring harness production, the utility model provides a pneumatic barker for automobile wiring harness production to overcome the above technical problems existing in the prior art.

[0006] To solve the above technical problems, the utility model is realized by the following technical scheme:

[0007] The utility model discloses a pneumatic barker for automobile wire harness production, including the work table, the upper surface fixed connection of work table has two first locating blocks, the upper surface fixed connection of work table has two second locating blocks, the upper surface fixed connection of work table has two third locating blocks, and the barker mechanism is provided between two second locating blocks, the barker mechanism is used for cutting wire harness skin, and the limiting mechanism is provided between two first locating blocks, the limiting mechanism is used for clamping and fixing wire harness, all fixed connection of third locating block has third telescopic link, and the telescopic end fixed connection of two third telescopic link has sliding block, and the sliding block is provided with the wire twisting mechanism, the wire twisting mechanism is used for twisting into a strand, avoids the condition that wire core is easy to scatter after peeling, and the sliding block is provided with the drive mechanism, and the drive mechanism is used for driving the wire twisting mechanism action.

[0008] Further, the limiting mechanism includes two first telescopic links, two first telescopic links are fixedly connected to the outer surfaces of the two first locating blocks adjacent to each other, and two first telescopic links are mirror image arranged.

[0009] Further, the barker mechanism includes two second telescopic links, two second telescopic links are fixedly connected to the outer surfaces of the two second locating blocks adjacent to each other, the telescopic ends of the second locating blocks are fixedly connected to the fixed blocks, the outer surfaces of the two fixed blocks adjacent to each other are fixedly connected to the mounting blocks, and the outer surfaces of the two mounting blocks adjacent to each other are fixedly connected to the cutters.

[0010] Further, the wire twisting mechanism includes a rotating groove, the rotating groove is formed in the front side surface of the sliding block, the rotating groove extends out of the rear side surface of the sliding block, a rotating block is rotatably arranged in the rotating groove, the front side surface of the rotating block extends out of the front side surface of the sliding block through the rotating groove, an inner sliding groove is formed in the inner wall of the rotating groove, a first gear is fixedly arranged on the outer surface of the rotating block, and the first gear is slidably connected with the inner sliding groove.

[0011] Further, the front side surface of the rotating block is formed with a placing groove extending out of the rear side surface thereof, the outer surface of the rotating block is formed with two first limiting grooves, the first limiting grooves are in communication with the interior of the placing groove, two first limiting grooves are mirror image arranged, a limiting block is slidably connected in each first limiting groove, four supporting rods are fixedly connected to the outer surface of the rotating block, a fixed plate is fixedly connected to the end of each of the two supporting rods away from the rotating block, and the outer surfaces of the two limiting blocks adjacent to each other extend into the placing groove.

[0012] Further, the outer surfaces of the two opposite sides of the limiting block are fixedly connected with first springs, one ends of the first springs away from the limiting block are fixedly connected with the corresponding fixed plates, the outer surfaces of the two adjacent sides of the limiting block are provided with connecting grooves, the connecting grooves are semicircular arc shapes, the connecting grooves extend out of the front and rear outer surfaces of the limiting block, the upper surface of the limiting block is provided with inclined grooves extending out of the lower surface, the two inclined grooves extend out of the outer surfaces of the two adjacent sides of the limiting block, the inner walls of the two adjacent sides of the inclined grooves are inclined surfaces, the inner walls of the connecting grooves are fixedly connected with positioning nails, and the two inclined grooves are mirror image arranged.

[0013] Further, the outer surfaces of the two opposite sides of the limiting block are fixedly connected with first springs, one ends of the first springs away from the limiting block are fixedly connected with the corresponding fixed plates, the outer surfaces of the two adjacent sides of the limiting block are provided with connecting grooves, the connecting grooves are semicircular arc shapes, the connecting grooves extend out of the front and rear outer surfaces of the limiting block, the upper surface of the limiting block is provided with inclined grooves extending out of the lower surface, the two inclined grooves extend out of the outer surfaces of the two adjacent sides of the limiting block, the inner walls of the two adjacent sides of the inclined grooves are inclined surfaces, the inner walls of the connecting grooves are fixedly connected with positioning nails, and the two inclined grooves are mirror image arranged.

[0014] Further, the driving mechanism comprises a motor, the motor is fixedly installed on the rear surface of the sliding block, a rotating rod is fixedly connected with the rotating output shaft of the motor, a second gear is fixedly connected with one end of the rotating rod away from the motor, a fixed groove is formed in the upper surface of the sliding block, the fixed groove is communicated with the inside of the inner sliding groove, the second gear extends into the inner sliding groove through the fixed groove and is meshingly connected with the first gear.

[0015] The utility model has the following beneficial effects:

[0016] 1, the utility model discloses a motor starts synchronous belt drive rotating block and rotates, and then the process of stripping the wire core of the outer skin of automobile wiring harness, the skin end of automobile wiring harness is rotated through rotating block, the wire core knob of the skin end of automobile wiring harness is screwed together in this process, avoids the wire core to scatter after skinning, and does not need to arrange artificially, is more laborsaving and efficient, and then facilitates the use of the skin end of subsequent automobile wiring harness, and it is more convenient.

[0017] 2, the utility model discloses that the automobile wiring harness is placed between two clamping blocks, and the two clamping blocks are relatively moved to clamp the automobile wiring harness, and then the automobile wiring harness is clamped and fixed between the two clamping blocks, and the automobile wiring harness is positioned, and then the accuracy of skinning is guaranteed.

[0018] Of course, implementing any product of the utility model does not necessarily need to achieve all the advantages mentioned above at the same time. DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the utility model, the following will briefly introduce the drawings needed to be used in the embodiment description. Obviously, the drawings described in the following embodiment only represent some of the embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0020] Figure 1 It is the overall structure schematic diagram of the utility model;

[0021] Figure 2 It is the fixed block structure schematic diagram of the utility model;

[0022] Figure 3 It is the vertical section view of the rotating block and the limiting block of the utility model;

[0023] Figure 4 It is the vertical section view of the sliding block of the utility model;

[0024] Figure 5 It is the sliding block structure schematic diagram of the utility model;

[0025] Figure 6 It is the Figure 5 Enlargement of A of the utility model;

[0026] Figure 7 It is the limiting block structure schematic diagram of the utility model.

[0027] In the drawings, the component list represented by each sign is as follows:

[0028] 1, workbench; 2, first telescopic rod; 3, second telescopic rod; 4, third telescopic rod; 5, clamping block; 6, fixed block; 7, sliding block; 8, mounting block; 9, first positioning block; 10, cutter; 11, rotating block; 12, rotating groove; 13, inner sliding groove; 14, first gear; 15, fixed groove; 16, second gear; 17, motor; 18, rotating rod; 19, placing groove; 20, first limiting groove; 21, limiting block; 22, first spring; 23, fixed plate; 24, pushing rod; 25, second spring; 26, push plate; 27, supporting rod; 28, positioning nail; 29, connecting groove; 30, second positioning block; 31, third positioning block; 32, inclined groove. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments only represent some of the embodiments of the utility model, and not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0030] In the description of the utility model, it is understood that the terms "opening", "upper", "lower", "top", "middle", "inner" and the like indicate the orientation or positional relationship, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated component or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model.

[0031] Please refer to Figures 1-7 As shown in the utility model is a kind of pneumatic stripping machine for automobile wiring harness production, including workbench 1, the upper surface of the workbench 1 is fixedly connected with two first positioning blocks 9, the upper surface of the workbench 1 is fixedly connected with two second positioning blocks 30, the upper surface of the workbench 1 is fixedly connected with two third positioning blocks 31, two second positioning blocks 30 are provided with skin cutting mechanism, the skin cutting mechanism is used to cut wire harness skin, two first positioning blocks 9 are provided with limiting mechanism, the limiting mechanism is used to clamp and fix wire harness, third positioning block 31 is fixedly connected with third telescopic rod 4, the telescopic end of two third telescopic rods 4 is fixedly connected with sliding block 7, sliding block 7 is provided with wire twisting mechanism, the wire twisting mechanism is used to twist wire core into a strand, to avoid the case that wire core is easy to scatter after stripping, sliding block 7 is provided with driving mechanism, the driving mechanism is used to drive the wire twisting mechanism to act.

[0032] When using, automobile wiring harness is passed between limiting mechanism and skin cutting mechanism, and one end of automobile wiring harness is placed in wire twisting mechanism, starting limiting mechanism drives limiting mechanism to move relatively to clamp and fix wire harness, starting skin cutting mechanism drives skin cutting mechanism to cut the skin of wire harness, wire twisting mechanism can position the skin of wire harness, and starting driving mechanism drives wire twisting mechanism to rotate, at this time, third telescopic rod 4 is started synchronously, third telescopic rod 4 drives wire twisting mechanism to move forward, which will pull the cut skin of wire harness away from wire harness, and because driving mechanism drives wire twisting mechanism to rotate, wire core is twisted into a strand synchronously in the process of pulling the skin of wire harness away from wire harness, to avoid the case that wire core is easy to scatter after stripping.

[0033] In one embodiment, for the above-mentioned limiting mechanism, the limiting mechanism includes two first telescopic rods 2, two first telescopic rods 2 are fixedly connected on the outer surfaces of two first positioning blocks 9 adjacent sides, two first telescopic rods 2 are mirror image arranged, the telescopic end of first telescopic rod 2 is fixedly connected with clamping block 5, two clamping blocks 5 are mirror image arranged.

[0034] In addition, in specific application, the first telescopic rod 2 is started to drive the two clamping blocks 5 to move relatively or in opposite directions, the automobile wire harness is placed between the two clamping blocks 5, the two clamping blocks 5 are moved relatively to clamp the automobile wire harness, and then the automobile wire harness is clamped and fixed between the two clamping blocks 5, the automobile wire harness is positioned, and then the accuracy of peeling is ensured, and vice versa, if the clamping and fixing of the automobile wire harness is to be released, the two clamping blocks 5 are only needed to be controlled to move in opposite directions.

[0035] In one embodiment, for the above-mentioned skin peeling mechanism, the skin peeling mechanism comprises two second telescopic rods 3, the two second telescopic rods 3 are fixedly connected to the outer surfaces of the two adjacent sides of the second positioning block 30, the telescopic ends of the second positioning block 30 are fixedly connected with the fixed blocks 6, the outer surfaces of the two adjacent sides of the two fixed blocks 6 are fixedly connected with the mounting blocks 8, the outer surfaces of the two adjacent sides of the two mounting blocks 8 are fixedly connected with the cutters 10, and the cutters 10 are in semicircular arc shapes.

[0036] When the second telescopic rod 3 is started, the second telescopic rod 3 drives the fixed blocks 6, the mounting blocks 8 and the cutters 10 on the left and right sides to move relatively or in opposite directions, the automobile wire harness is passed between the two mounting blocks 8, and the cutters 10 on the left and right sides are moved relatively to drive the mounting blocks 8 to cut the outer skin of the automobile wire harness, because the cutters 10 are in semicircular arc shapes, when the two cutters 10 are fitted, the skin cutting work of the automobile wire harness is completed.

[0037] In one embodiment, for the above-mentioned wire twisting mechanism, the wire twisting mechanism comprises a rotating groove 12, the rotating groove 12 is arranged on the front side surface of the sliding block 7, the rotating groove 12 extends out of the rear side surface of the sliding block 7, a rotating block 11 is rotatably sleeved in the rotating groove 12, the front side surface of the rotating block 11 extends out of the front side surface of the sliding block 7 through the rotating groove 12, an inner sliding groove 13 is arranged on the inner wall of the rotating groove 12, a first gear 14 is fixedly sleeved on the outer surface of the rotating block 11, and the first gear 14 is in sliding connection with the inner sliding groove 13.

[0038] The front side surface of the rotating block 11 is arranged with a placing groove 19 extending out of the rear side surface thereof, the outer surface of the rotating block 11 is arranged with two first limiting grooves 20, the first limiting grooves 20 are all in communication with the inside of the placing groove 19, the two first limiting grooves 20 are mirror image arranged, a limiting block 21 is in sliding connection with the first limiting groove 20, the outer surface of the rotating block 11 is fixedly connected with four supporting rods 27, corresponding two supporting rods 27 are fixedly connected with a fixed plate 23 at the ends away from the rotating block 11, and the outer surfaces of the two limiting blocks 21 are all extended into the placing groove 19.

[0039] Both outer surfaces of two opposite sides of the limiting block 21 are fixedly connected with the first spring 22, one end of the first spring 22 away from the limiting block 21 is fixedly connected with the corresponding fixed plate 23, both outer surfaces of two adjacent sides of the limiting block 21 are provided with the connecting groove 29, the connecting groove 29 is semicircular arc shape, the connecting groove 29 extends out of the front and rear outer surfaces of the limiting block 21, the upper surface of the limiting block 21 is provided with the inclined groove 32 extending out of the lower surface, two inclined grooves 32 extend out of the outer surfaces of two adjacent sides of the limiting block 21, the inner walls of two adjacent sides of the inclined groove 32 are inclined surfaces, the inner wall of the connecting groove 29 is fixedly connected with the positioning nail 28, two inclined grooves 32 are mirror image arranged.

[0040] The outer surface of the rotating block 11 is slidably connected with two push rods 24, the lower end of two push rods 24 is spherical surface, the lower end of two push rods 24 is slidably penetrated into the corresponding first limiting groove 20, the lower end of two push rods 24 is slidably connected with two inclined grooves 32, the upper end of two push rods 24 is fixedly connected with the push plate 26, the push plate 26 is fixedly connected with two second springs 25 between the rotating block 11, the second spring 25 is slidably sleeved on the outer surface of the corresponding push rod 24.

[0041] Pushing down the push plate 26, the push plate 26 drives the two push rods 24 to move downward, and in the process, the two second springs 25 are extruded to deform, and in the process, the lower end of the two push rods 24 slides into the corresponding inclined slot 32, and the lower end of the push rod 24 is in sliding connection with the inclined surface of the inclined slot 32. With the downward movement of the push rod 24, the lower end of the push rod 24 gives the corresponding limiting block 21 a pushing force through the inclined slot 32, and the two limiting blocks 21 move away from each other, thereby driving the two limiting blocks 21 to move away from each other. In the process, the two first springs 22 are extruded, so that the two first springs 22 are extruded and deformed. At this time, the automobile wire harness is inserted into the placing slot 19, and then the push rod 24 is released. Under the action of the release of the second spring 25, the push plate 26 and the push rod 24 are reset. Under the action of the release of the first spring 22, the two limiting blocks 21 are relatively moved and reset. In the process, the left and right positioning nails 28 extrude the automobile wire harness skin, so that the sharp end of the positioning nail 28 is inserted into the automobile wire harness skin. At this time, the third telescopic rod 4 and the motor 17 are started, so that the third telescopic rod 4 drives the sliding block 7 to move forward. In the process of moving forward, the sliding block 7 drives the positioning nail 28 to give the automobile wire harness a pulling force, and then the cut automobile wire harness skin is peeled off the core, thereby completing the peeling work. While the motor 17 is started, the rotating block 11 is rotated, and the automobile wire harness skin is peeled off the core. In the process, the rotating block 11 rotates the peeling end of the automobile wire harness. In the process, the cores of the peeling end of the automobile wire harness are twisted together to avoid the situation that the cores are scattered after peeling. Manual arrangement is not needed, which is more labor-saving and efficient, and is more convenient for subsequent use of the peeling end of the automobile wire harness.

[0042] In one embodiment, for the above-mentioned driving mechanism, the driving mechanism comprises a motor 17 fixedly installed on the rear surface of the sliding block 7. The rotating output shaft of the motor 17 is fixedly connected with a rotating rod 18. The end of the rotating rod 18 away from the motor 17 is fixedly connected with a second gear 16. The upper surface of the sliding block 7 is provided with a fixed slot 15 communicating with the inside of the inner sliding groove 13. The second gear 16 extends into the inner sliding groove 13 through the fixed slot 15 and is in meshing connection with the first gear 14.

[0043] Starting the motor 17 drives the rotating rod 18 and the second gear 16 to rotate. The second gear 16 drives the first gear 14 to rotate, and in turn drives the rotating block 11 to rotate.

[0044] In this scheme, when the automobile wire harness is twisted, the cutter 10 needs to move away from the automobile wire harness.

[0045] In the scheme, the skin cutting mechanism includes a pressure sensor, a controller and the like, the shape of the cutter 10 and the principle and process of the cutter 10 to the automobile wire harness are the prior art in the existing patent: a pneumatic skin stripping machine for automobile wire harness production CN202122894352.4, which will not be repeated here.

[0046] In summary, by means of the above technical scheme of the utility model, by starting the first telescopic rod 2, the two clamping blocks 5 are relatively moved or moved away, the automobile wire harness is placed between the two clamping blocks 5, the two clamping blocks 5 are relatively moved to clamp the automobile wire harness, and then the automobile wire harness is clamped and fixed between the two clamping blocks 5 to limit the automobile wire harness; when the second telescopic rod 3 is started, the second telescopic rod 3 drives the left and right fixed blocks 6, mounting blocks 8 and cutters 10 to move relatively or in opposite directions, the automobile wire harness is passed between the two mounting blocks 8, and the left and right cutters 10 relatively move to drive the mounting blocks 8 to cut the outer skin of the automobile wire harness; because the cutter 10 is in the shape of a circular arc, when the two cutters 10 are fitted, the circumferential cutting of the outer skin of the automobile wire harness is completed; the push plate 26 is pushed down, the two push rods 24 are driven by the push plate 26 to move downward, in this process, the two second springs 25 are extruded to cause the two second springs 25 to be extruded and deformed, in this process, the lower end of the two push rods 24 is slid into the corresponding inclined groove 32, and the lower end of the push rod 24 is slidably connected with the inclined surface of the inclined groove 32, with the downward movement of the push rod 24, the lower end of the push rod 24 provides a pushing force to the corresponding limiting block 21 through the inclined groove 32, the two limiting blocks 21 are moved away from each other, thereby driving the two limiting blocks 21 to move away from each other, the two first springs 22 are extruded during the movement of the two limiting blocks 21 away from each other, so that the two first springs 22 are extruded and deformed, and at this time the automobile wire harness is passed through the placement groove 19, then the push rod 24 is released, the push plate 26 and the push rod 24 are reset under the action of the release of the second spring 25, the two limiting blocks 21 are relatively moved and reset under the action of the release of the first spring 22, in this process, the left and right positioning nails 28 extrude the outer skin of the automobile wire harness, so that the sharp end of the positioning nail 28 is inserted into the outer skin of the automobile wire harness, at this time the third telescopic rod 4 and the motor 17 are started, so that the third telescopic rod 4 drives the sliding block 7 to move forward, the sliding block 7 moves forward during the movement, the positioning nail 28 provides a pulling force to the automobile wire harness, and then the outer skin of the automobile wire harness after circumferential cutting is stripped from the core, thereby completing the stripping work, and the motor 17 is started to drive the rotating block 11 to rotate, and then the outer skin of the automobile wire harness is stripped from the core during the rotation of the rotating block 11, the stripping end of the automobile wire harness is rotated by the rotating block 11, and the cores of the stripping end of the automobile wire harness are twisted together during the process, avoiding the situation that the cores are scattered after stripping.

[0047] Through the technical scheme, 1, through the motor 17 starts the synchronous belt drive rotating block 11 to rotate, and then the process of stripping the wire core of the automobile wire harness outer skin, the stripping end of the automobile wire harness is rotated by the rotating block 11, the wire core of the stripping end of the automobile wire harness is twisted together in this process, the wire core is prevented from being scattered after stripping, manual arrangement is not needed, it is more labor-saving and efficient, and then the use of the stripping end of the automobile wire harness is facilitated.

[0048] 2, by placing the automobile wire harness between the two clamping blocks 5, the two clamping blocks 5 are relatively moved to clamp the automobile wire harness, and then the automobile wire harness is clamped and fixed between the two clamping blocks 5, the automobile wire harness is positioned, and then the accuracy of stripping is ensured.

[0049] In the description of the present specification, the description of the terms "one embodiment", "example", "specific example" and the like means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are contained in at least one embodiment or example of the utility model. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0050] The above disclosed utility model preferred embodiment is only used to help explain the utility model. The preferred embodiment does not describe all the details, and the utility model is not limited to the specific implementation described. Obviously, according to the content of the specification, many modifications and changes can be made. The present specification selects and describes these embodiments in order to better explain the principle and practical application of the utility model, so that the skilled in the art can well understand and utilize the utility model. The utility model is limited by the claims and the whole scope and equivalents thereof.

Claims

1. A pneumatic stripping machine for automobile wire harness production, comprising a workbench (1), characterized in that, The upper surface of the workbench (1) is fixedly connected with two first positioning blocks (9), the upper surface of the workbench (1) is fixedly connected with two second positioning blocks (30), the upper surface of the workbench (1) is fixedly connected with two third positioning blocks (31), two second positioning blocks (30) are provided with a skin cutting mechanism, the skin cutting mechanism is used for cutting the skin of the wire harness, the limiting mechanism is arranged between the two first positioning blocks (9), the limiting mechanism is used for clamping and fixing the wire harness, the third positioning block (31) is fixedly connected with a third telescopic rod (4), the telescopic end of the third telescopic rod (4) is fixedly connected with a sliding block (7), the sliding block (7) is provided with a wire twisting mechanism, the wire twisting mechanism is used for twisting the wire core into a strand, avoiding the wire core from being easily scattered after peeling, the sliding block (7) is provided with a driving mechanism, and the driving mechanism is used to drive the wire twisting mechanism to act.

2. The pneumatic stripping machine for automobile wire harness production according to claim 1, characterized in that, The limiting mechanism comprises two first telescopic rods (2), the two first telescopic rods (2) are fixedly connected to the outer surfaces of the two first positioning blocks (9) adjacent to each other, and the two first telescopic rods (2) are mirror image arranged.

3. The pneumatic stripping machine for automobile wire harness production according to claim 1, characterized in that, The skin cutting mechanism comprises two second telescopic rods (3), the two second telescopic rods (3) are fixedly connected to the outer surfaces of the two second positioning blocks (30) adjacent to each other, the telescopic end of the second positioning block (30) is fixedly connected with a fixed block (6), the outer surfaces of the two fixed blocks (6) adjacent to each other are fixedly connected with a mounting block (8), and the outer surfaces of the two mounting blocks (8) adjacent to each other are fixedly connected with a cutter (10).

4. The pneumatic stripping machine for automobile wire harness production according to claim 1, characterized in that, The wire twisting mechanism comprises a rotating groove (12), the rotating groove (12) is formed in the front side surface of the sliding block (7), the rotating groove (12) extends out of the rear side surface of the sliding block (7), a rotating block (11) is rotatably arranged in the rotating groove (12), the front side surface of the rotating block (11) extends out of the front side surface of the sliding block (7) through the rotating groove (12), an inner sliding groove (13) is formed in the inner wall of the rotating groove (12), a first gear (14) is fixedly arranged on the outer surface of the rotating block (11), and the first gear (14) is in sliding connection with the inner sliding groove (13).

5. The pneumatic stripping machine for automobile wire harness production according to claim 4, characterized in that, The front surface of the rotating block (11) is provided with a placing groove (19) extending out of the back surface thereof, the outer surface of the rotating block (11) is provided with two first limiting grooves (20), the first limiting grooves (20) are communicated with the inside of the placing groove (19), the two first limiting grooves (20) are mirror image arranged, the first limiting grooves (20) are all slidably connected with limiting blocks (21), the outer surface of the rotating block (11) is fixedly connected with four supporting rods (27), the ends of the corresponding two supporting rods (27) away from the rotating block (11) are fixedly connected with fixed plates (23), and the outer surfaces of the two limiting blocks (21) adjacent to each other extend into the placing groove (19).

6. The pneumatic stripping machine for automobile wire harness production according to claim 5, characterized in that, The outer surfaces of the two limiting blocks (21) away from each other are fixedly connected with first springs (22), the ends of the first springs (22) away from the limiting blocks (21) are fixedly connected with the corresponding fixed plates (23), the outer surfaces of the two limiting blocks (21) adjacent to each other are provided with connecting grooves (29), the connecting grooves (29) are semicircular arc shapes, the connecting grooves (29) extend out of the front and back outer surfaces of the limiting blocks (21), the upper surfaces of the limiting blocks (21) are provided with inclined grooves (32) extending out of the lower surfaces thereof, the two inclined grooves (32) extend out of the outer surfaces of the two limiting blocks (21) adjacent to each other, the inner walls of the two inclined grooves (32) adjacent to each other are inclined surfaces, and the inner walls of the connecting grooves (29) are fixedly connected with positioning nails (28).

7. The pneumatic stripping machine for automobile wire harness production according to claim 6, characterized in that, The outer surface of the rotating block (11) is slidably connected with two push rods (24), the lower ends of the two push rods (24) are spherical surfaces, the lower ends of the two push rods (24) slidably penetrate into the corresponding first limiting grooves (20), the lower ends of the two push rods (24) are slidably connected with the two inclined grooves (32), the upper ends of the two push rods (24) are fixedly connected with push plates (26), the push plates (26) and the rotating block (11) are fixedly connected with two second springs (25), and the second springs (25) are slidably sleeved on the outer surfaces of the corresponding push rods (24).

8. The pneumatic stripping machine for automobile wire harness production according to claim 4, characterized in that, The driving mechanism comprises a motor (17), the motor (17) is fixedly installed on the back surface of the sliding block (7), the rotating output shaft of the motor (17) is fixedly connected with a rotating rod (18), the end of the rotating rod (18) away from the motor (17) is fixedly connected with a second gear (16), the upper surface of the sliding block (7) is provided with a fixed groove (15), the fixed groove (15) is communicated with the inside of the inner sliding groove (13), and the second gear (16) extends into the inner sliding groove (13) through the fixed groove (15) and is meshedly connected with the first gear (14).

Images