Four-axis dotting adhesive tape stranding machine

Abstract

The utility model relates to a four-axis dotting adhesive tape stranding machine which comprises a four-axis stranding machine body and a dotting adhesive tape mechanism, and the dotting adhesive tape mechanism comprises a driving mechanism and a dotting mechanism. The driving mechanism is used for driving the dotting mechanism to move front and back, left and right and up and down; the dotting mechanism comprises a pressing air cylinder, a pressing connecting block, a pressing mechanism and an adhesive tape conveying mechanism. The pressing air cylinder is fixed to a rack of the dotting mechanism, and the driving end of the pressing air cylinder is connected with the pressing connecting block. The pressing connecting block is connected with one end of the pressing mechanism, the pressing mechanism is matched with a brush and a brush baffle at an adhesive tape output port of the adhesive tape conveying mechanism, and pressing of the cut adhesive tape is achieved. The adhesive tape conveying mechanism is used for conveying and cutting off the adhesive tape. According to the dotting adhesive tape stranding machine, four-axis dotting can be realized, dotting work can be directly completed after wire harness stranding is completed, the operation is simple, the effect is high, the wire harness production process is greatly simplified, and the production efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of automobile wiring harness detection, and specifically relates to a four-axis dot-marking tape stranding machine. Background Art

[0002] After the wire harness is twisted, it needs to be marked, that is, tape is wrapped around the wire harness. Existing wire harness marking is completed by an independently set automatic tape wrapping machine. This method needs to be done separately after the wire harness is twisted, and the automatic tape wrapping machine is mostly one-axis or two-axis, which is not efficient. Summary of the invention

[0003] In view of the above-mentioned technical problems and defects, the purpose of the utility model is to provide a four-axis dotted tape wire twisting machine. The dotted tape wire twisting machine is equipped with a dotted tape device on the existing four-axis wire twisting machine. The wire twisting machine cooperates with the dotted tape device to realize four-axis dotting, and the dotting work can be completed directly after the wire harness is twisted. The operation is simple and the effect is high. It greatly simplifies the wire harness production process and improves production efficiency.

[0004] In order to achieve the above purpose, the utility model is implemented by adopting the following technical solutions:

[0005] A four-axis dotting tape stranding machine comprises a four-axis stranding machine body, a dotting tape mechanism is installed at the position where dotting is required on the four-axis stranding machine body, and the dotting tape device comprises a driving mechanism and a dotting mechanism; wherein the driving mechanism is used to drive the dotting mechanism to move forward and backward, left and right, and up and down; the dotting mechanism comprises a clamping cylinder, a clamping connection block, a clamping mechanism, and a tape conveying mechanism; the clamping cylinder is fixed on the frame of the dotting mechanism, and the driving end of the clamping cylinder is connected to the clamping connection block; the clamping connection block is connected to one end of the clamping mechanism, and the clamping mechanism cooperates with the brush and brush baffle at the tape output port of the tape conveying mechanism to realize the clamping of the cut tape; the tape conveying mechanism is used to convey the tape and cut the tape.

[0006] As a preferred embodiment of the utility model, the driving mechanism includes: a mounting plate, a forward pushing mounting plate, a forward pushing cylinder, a forward pushing guide rail, a lifting cylinder, a lifting mounting plate, a lifting guide rail, and a translation cylinder; wherein, the mounting plate is fixed on the four-axis twisting machine body, and the forward pushing guide rail and the forward pushing cylinder are installed on the mounting plate; the forward pushing mounting plate is installed on the forward pushing guide rail, and the dotting mechanism is controlled to move forward and backward under the action of the forward pushing cylinder; the side of the forward pushing mounting plate is provided with a lifting guide rail and a lifting cylinder; the lifting mounting plate is installed on the lifting guide rail, and the dotting mechanism is controlled to perform a lifting action under the action of the lifting cylinder; the lifting mounting plate is installed on the lifting guide rail, and the dotting mechanism is driven by the translation cylinder to perform a translation action.

[0007] As a preferred embodiment of the utility model, the clamping mechanism includes a clamping rod, a pressure roller, and a pressure torsion spring; wherein, one end of the clamping rod is connected to the clamping connecting block, and a pressure roller is installed on the clamping rod at a position opposite to the tape output port of the tape conveying mechanism, and the pressure roller is pressed and fixed on the clamping rod by the pressure torsion spring.

[0008] As a preferred embodiment of the utility model, the tape conveying mechanism includes a tape conveying mechanism mounting plate, a tape mounting frame, a tape, a stepping motor, a limiting guide roller, a tape pressing guide roller, a first conveying guide roller, a second conveying guide roller, a tape outlet guide plate, a cutter, a cutter cylinder, a brush, and a brush baffle; wherein the tape conveying mechanism mounting plate is fixed on the frame of the dotting mechanism; the tape mounting frame and the stepping motor are both mounted on the tape conveying mechanism mounting plate; the tape is mounted on the tape mounting frame, and the portion of the tape pulled out passes through the limiting guide roller, the tape pressing roller, and the tape pressing roller. The guide roller, the first conveying guide roller, the second conveying guide roller, the tape exit guide plate, and the cutter are output from the tape outlet and are located at the brush; the power output end of the stepper motor is connected to the driving gear, and the driving gear is meshed with the transmission gear mechanism, and the transmission gear mechanism synchronously drives the tape pressing guide roller, the first conveying guide roller, and the second conveying guide roller to transmit; the cutter is composed of an upper cutter and a lower cutter, and the lower cutter is driven by a cutter cylinder; the brush is arranged at the tape outlet and is located on the side of the tape without the adhesive surface, and a brush baffle is installed on the outside of the brush.

[0009] As a further preferred embodiment of the present invention, the clamping mechanism also includes a blowing block and an air pipe joint. The blowing block is installed on the clamping rod and is arranged close to the side of the pressure roller away from the tape outlet. An air pipe joint is provided on one side of the blowing block, and an air outlet connected to the air pipe joint is provided on the other side. The air pipe joint is connected to an external air source, and compressed air is blown out through the air outlet of the blowing block, so that the glue-free side of the tape is close to the brush of the tape conveying mechanism.

[0010] As a further preferred embodiment of the present invention, the belt conveying mechanism is also provided with an auxiliary support plate, which is arranged on the inner side of the first conveying guide roller, the second conveying guide roller and the belt outlet guide plate. The surface of the auxiliary support plate in contact with the first conveying guide roller is an arc surface matching the first conveying guide roller, which is used to control the shape of the belt during the belt conveying process.

[0011] As a further preferred embodiment of the utility model, the tape conveying mechanism is further provided with a cutter pressing spring, and the cutter pressing spring is used to press the upper cutter of the cutter so that the upper cutter and the lower cutter of the cutter are tightly fitted.

[0012] As a further preferred embodiment of the utility model, the degree of compression of the tape by the auxiliary support plate is adjusted by a tape compression block and a movable guide plate. The movable guide plate is arranged on the outside of the auxiliary support plate, and the movable guide plate rotates around a fixed pin shaft at the bottom. A tape compression block is provided on the outside of the movable guide plate and close to the top of the movable guide plate. A compression spring is provided on the side of the tape compression block facing the movable guide plate, and the degree of compression is adjusted by adjusting the pre-tightening force of the compression spring.

[0013] The utility model has the following advantages and positive effects:

[0014] (1) The four-axis dot-marking tape wire twisting machine provided by the utility model is achieved by adding a dot-marking tape device to the existing four-axis wire twisting machine, and the cut tape is attached to the wire harness through the dot-marking tape device, and then the front and rear clamps of the wire twisting machine are controlled to rotate simultaneously, and the tape is gradually wound around the wire harness as it rotates, completing the dot-marking work; the four-axis dot-marking tape wire twisting machine can perform both twisting and dot-marking, and the dot-marking mechanism can be controlled by the driving mechanism to effectively avoid the influence of the dot-marking mechanism on the twisting process; in addition, the wire twisting machine cooperates with the dot-marking tape device to realize four-axis dot-marking, and the dot-marking work can be completed directly after the wire harness is twisted, which is simple to operate and has a high effect, greatly simplifies the wire harness production process, and improves production efficiency.

[0015] (2) The pressing mechanism of the utility model is provided with a blowing block, which blows out compressed air to make the non-adhesive side of the tape close to the brush of the tape conveying mechanism, thereby preventing the tape from curling up and affecting the marking. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0017] Figure 1 This is a schematic diagram of the overall structure of the utility model's four-axis dotted tape twisting machine;

[0018] Figure 2 It is a schematic diagram of the assembly of the driving mechanism and the dotting mechanism of the utility model;

[0019] Figure 3 It is a schematic diagram of the internal structure of the dotting mechanism of the utility model;

[0020] Figure 4 It is a schematic diagram of the overall structure of the clamping mechanism of the utility model;

[0021] Figure 5 This is a schematic diagram of the utility model belt conveying mechanism Figure 1 ;

[0022] Figure 6 This is a schematic diagram of the utility model belt conveying mechanism Figure 2 ;

[0023] Figure 7 This is a schematic diagram of the utility model belt conveying mechanism Figure 3 .

[0024] Figure numerals: 1. Mounting plate, 2. Forward push mounting plate, 3. Forward push cylinder, 4. Forward push guide rail, 5. Lifting cylinder, 6. Lifting mounting plate, 7. Lifting guide rail, 8. Translation cylinder, 9. Dotting mechanism, 10. Protective cover, 11. Pressing cylinder, 12. Pressing connecting block, 13. Pressing mechanism, 14. Belt conveying mechanism, 15. Pressing rod, 16. Pressing roller, 17. Pressing torsion spring, 18. Blowing block, 19. Trachea joint, 20. Brush, 21. Brush Brush baffle, 22. Tape pressure roller pressure block, 23. Tape, 24. Tape mounting frame, 25. Tape conveying mechanism mounting plate, 26. Stepper motor, 27. Limiting guide roller, 28. Transmission gear mechanism, 29. Cutter cylinder, 30. Movable guide plate, 31. Tape pressing block, 32. Auxiliary support plate, 33. Cutter pressing spring, 34. Tape pressing guide roller, 35. First conveying guide roller, 36. Second conveying guide roller, 37. Tape outlet guide plate, 38. Cutter. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the present application to clearly and completely describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0026] In the description of the present application, it should be noted that the terms "front", "left", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, or are directions or positional relationships in which the product of the application is usually placed when in use. These directions or positions are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they should not be understood as limitations on the present application.

[0027] In the description of this application, it should also be noted that, unless otherwise clearly specified and limited, the terms "disposed" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0028] The utility model provides a four-axis dotted tape stranding machine, comprising a four-axis stranding machine body, wherein a dotted tape device is installed at a position where dots are required on the four-axis stranding machine body, such as Figure 1 As shown, in this embodiment, a set of dotting tape devices is added to the head and tail of the original four-axis stranding machine body; the dotting tape device includes a driving mechanism and a dotting mechanism, and the driving mechanism is used to drive the dotting mechanism to move forward and backward, left and right, and up and down.

[0029] like Figure 2 As shown, in this embodiment, the driving mechanism includes: a mounting plate 1, a forward-pushing mounting plate 2, a forward-pushing cylinder 3, a forward-pushing guide rail 4, a lifting cylinder 5, a lifting mounting plate 6, a lifting guide rail 7, and a translation cylinder 8; wherein, the mounting plate 1 is fixed on the main body of the four-axis stranding machine, and the mounting plate 1 is provided with a forward-pushing guide rail 4 and a forward-pushing cylinder 3; the forward-pushing mounting plate 2 is mounted on the forward-pushing guide rail 4, and the dotting mechanism 9 is controlled to move forward and backward under the action of the forward-pushing cylinder 3; the side of the forward-pushing mounting plate 2 is provided with a lifting guide rail 7 and a lifting cylinder 5; the lifting mounting plate 6 is mounted on the lifting guide rail 7, and the dotting mechanism 9 is controlled to perform a lifting action (up and down movement) under the action of the lifting cylinder 5; the lifting mounting plate 6 is provided with a translation cylinder 8, and the dotting mechanism 9 is driven by the translation cylinder 8 to perform a translation action (left and right movement);

[0030] like Figure 3 As shown, in this embodiment, the dotting mechanism 9 includes a frame (not marked), a protective cover 10, a clamping cylinder 11, a clamping connection block 12, a clamping mechanism 13, and a tape conveying mechanism 14; wherein, the frame is driven by a translation cylinder 8; the upper end of the protective cover 10 is hinged to the frame, and is used to cover the tape conveying mechanism 14 inside the dotting mechanism; the clamping cylinder 11 is fixed to the frame of the dotting mechanism 9, and the driving end of the clamping cylinder 11 is connected to the clamping connection block 12; the clamping connection block 12 is connected to one end of the clamping mechanism 13, and the clamping connection block 12 is pushed by the clamping cylinder 11, thereby driving the clamping mechanism 13 to move; the clamping mechanism 13 cooperates with the brush and brush baffle at the tape output port of the tape conveying mechanism 14 to achieve the clamping of the cut tape;

[0031] Specifically, Figure 4As shown, the clamping mechanism 13 includes a clamping rod 15, a pressure roller 16, a pressure torsion spring 17, a blowing block 18, and an air pipe joint 19; wherein, one end of the clamping rod 15 is connected to the clamping connection block 12, and a pressure roller 16 is installed on the clamping rod 15 at a position opposite to the tape outlet of the tape conveying mechanism 14, and the pressure roller 16 is pressed and fixed on the clamping rod by the pressure torsion spring 17; the blowing block 18 is installed on the clamping rod 15, and is arranged close to the side of the pressure roller 16 away from the tape outlet, and an air pipe joint 19 is provided on one side of the blowing block 18, and an air outlet connected to the air pipe joint 19 is provided on the other side; the air pipe joint 19 is connected to an external air source, and compressed air is blown out through the air outlet of the blowing block 18, so that the adhesive-free side of the tape is close to the brush of the tape conveying mechanism;

[0032] like Figure 5 , Figure 6 As shown, in this embodiment, the tape conveying mechanism 14 is used to convey the tape, and a brush baffle 21 and a brush 20 are provided at the tape outlet of the tape conveying mechanism 14. The tape 23 output from the tape outlet by the tape conveying mechanism 14 and cut off, under the action of the brush baffle 21, the brush 20 and the pressing roller 16 and the blowing block 18 of the pressing mechanism 13, the non-adhesive side is close to the brush 20, and the top end is pressed by the pressing roller 16;

[0033] Specifically, the tape conveying mechanism 14 includes a tape conveying mechanism mounting plate 25, a tape mounting frame 24, a tape 23, a stepper motor 26, a limit guide roller 27, a tape pressing guide roller 34, a first conveying guide roller 35, a second conveying guide roller 36, a tape outlet guide plate 37, a cutter 38, a cutter cylinder 29, a brush 20, and a brush baffle 21; wherein the tape conveying mechanism mounting plate 25 is fixed on the frame of the dotting mechanism 9; the tape mounting frame 24 and the stepper motor 26 are both mounted on the tape conveying mechanism mounting plate 25; the tape 23 is mounted on the tape mounting frame 24, and the portion of the tape 23 pulled out passes through the limit guide roller 27, the tape pressing guide roller 34, the first conveying guide roller 35, the second conveying guide The roller 36, the tape exit guide plate 37, and the cutter 38, and then are output from the tape outlet and are located at the brush 20; the power output end of the stepper motor 26 is connected to a driving gear (not shown), and the driving gear is meshed with a transmission gear mechanism 28, and the transmission gear mechanism 28 synchronously drives the tape pressing guide roller 34, the first conveying guide roller 35, and the second conveying guide roller 36 for transmission; the cutter 38 is composed of an upper cutter and a lower cutter, and the lower cutter is driven by a cutter cylinder 29; the brush 20 is arranged at the tape outlet and is located on the side of the tape without adhesive surface. A brush baffle 21 is installed on the outside of the brush 20, and the brush baffle 21 can improve the hardness and limit of the brush, so that the tape can fit more closely to the wiring harness.

[0034] It should be noted that in this embodiment, the installation of the limiting guide roller 27, the tape pressing guide roller 34, the first conveying guide roller 35, the second conveying guide roller 36, the tape outlet guide plate 37, the cutter 38, and the cutter cylinder 29 can directly refer to the existing tape conveying mechanism. It is not an improvement point of the present application, and the present application will not introduce the specific installation form of the above structure in detail.

[0035] Further, if Figures 5 to 7 As shown, in this embodiment, the belt conveying mechanism 14 is also provided with an auxiliary support plate 32, and the auxiliary support plate 32 is arranged on the inner side (close to the side of the belt) of the first conveying guide roller 35, the second conveying guide roller 36, and the belt outlet guide plate 37. The surface of the auxiliary support plate 32 in contact with the first conveying guide roller 35 is an arc surface matching the first conveying guide roller 35, which is used to control the shape of the belt during the conveying process of the belt 23 so as to facilitate smoother output.

[0036] In this embodiment, the degree of compression of the auxiliary support plate 32 on the tape 23 can be adjusted by the tape compression block 31 and the movable guide plate 30. The movable guide plate 30 is arranged on the outside of the auxiliary support plate 32. The movable guide plate 30 rotates around the fixed pin shaft at the bottom. A tape compression block 31 is provided on the outside of the movable guide plate 30 and close to the top of the movable guide plate 30. A compression spring is provided on the side of the tape compression block 31 facing the movable guide plate 30. The degree of compression can be adjusted by adjusting the preload force of the compression spring.

[0037] Furthermore, in this embodiment, a cutter clamping spring 33 is also provided on the tape conveying mechanism 14, and the cutter clamping spring 33 is used to clamp the upper cutter of the cutter 38. When the cutter cylinder 29 pushes the lower cutter, the upper cutter and the lower cutter of the cutter 38 are tightly fitted together, so that the tape can be cut smoothly and the cutting quality is improved.

[0038] The four-axis dotting tape twisting machine provided in this embodiment can directly perform dotting after the wire harness is twisted. The specific working process is as follows:

[0039] When twisting the upper wire, in order to facilitate the upper wire, the position of the dotting mechanism needs to be adjusted through the driving mechanism to ensure that the dotting mechanism 9 does not block the clamping claws.

[0040] After the twisting is completed, the driving mechanism is controlled to move the dotting mechanism to the dotting position, and then the tape is transported to the winding position and cut through the tape conveying mechanism 14. During the conveying process, the tape 23 passes through the limiting guide roller 27, the tape pressing guide roller 34, the first conveying guide roller 35, the second conveying guide roller 36, the tape outlet guide plate 37, and the cutter 38 in sequence and then stops at the brush 20. The conveying length of the whole process is controlled by the PLC. After reaching the set length, the motor stops running; then, driven by the pressing cylinder 11, the pressing roller 16 presses the cut tape 23 to prevent The cut tape falls off; during this period, in order to prevent the tape 23 from curling up, the tape is blown by the blowing block 18 so that the non-glue side of the tape 23 can fit on the brush 20; then, driven by the cutter cylinder 29, the tape is cut by the cutter 38, and then the dotting mechanism is controlled by the forward push cylinder 3 to move back and forth, so that the end of the cut tape is attached to the wire harness, and then the front and rear clamps of the twisting machine rotate at the same time, and the tape is gradually wound around the wire harness as it rotates until it is completely wound, completing the dotting work. After completion, each part returns to its original position and the next cycle is carried out.

[0041] The above are specific implementations of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. A four-axis dot tape stranding machine, comprising a four-axis stranding machine body, characterized in that: A dotting tape mechanism is installed at the position where dotting is required on the four-axis stranding machine body, and the dotting tape mechanism includes a driving mechanism and a dotting mechanism; wherein the driving mechanism is used to drive the dotting mechanism to move forward and backward, left and right, and up and down; the dotting mechanism includes a clamping cylinder, a clamping connection block, a clamping mechanism, and a tape conveying mechanism; the clamping cylinder is fixed on the frame of the dotting mechanism, and the driving end of the clamping cylinder is connected to the clamping connection block; the clamping connection block is connected to one end of the clamping mechanism, and the clamping mechanism cooperates with the brush and brush baffle at the tape output port of the tape conveying mechanism to achieve clamping of the cut tape; the tape conveying mechanism is used to convey the tape and cut the tape.

2. A four-axis dotted tape stranding machine according to claim 1, characterized in that: The driving mechanism includes: a mounting plate, a forward-pushing mounting plate, a forward-pushing cylinder, a forward-pushing guide rail, a lifting cylinder, a lifting mounting plate, a lifting guide rail, and a translation cylinder; wherein, the mounting plate is fixed on the four-axis stranding machine body, and the forward-pushing guide rail and the forward-pushing cylinder are installed on the mounting plate; the forward-pushing mounting plate is installed on the forward-pushing guide rail, and the dotting mechanism is controlled to move forward and backward under the action of the forward-pushing cylinder; the side of the forward-pushing mounting plate is provided with a lifting guide rail and a lifting cylinder; the lifting mounting plate is installed on the lifting guide rail, and the dotting mechanism is controlled to perform a lifting action under the action of the lifting cylinder; the lifting mounting plate is installed on the lifting guide rail, and the dotting mechanism is driven by the translation cylinder to perform a translation action.

3. A four-axis dotted tape stranding machine according to claim 1, characterized in that: The clamping mechanism includes a clamping rod, a pressure roller, and a clamping torsion spring; wherein, one end of the clamping rod is connected to the clamping connecting block, and a pressure roller is installed on the clamping rod at a position opposite to the tape output port of the tape conveying mechanism, and the pressure roller is pressed and fixed on the clamping rod by the pressure torsion spring.

4. A four-axis dotted tape stranding machine according to claim 1, characterized in that: The tape conveying mechanism comprises a tape conveying mechanism mounting plate, a tape mounting frame, a tape, a stepping motor, a limit guide roller, a tape pressing guide roller, a first conveying guide roller, a second conveying guide roller, a tape outlet guide plate, a cutter, a cutter cylinder, a brush, and a brush baffle; wherein the tape conveying mechanism mounting plate is fixed on the frame of the dotting mechanism; the tape mounting frame and the stepping motor are both mounted on the tape conveying mechanism mounting plate; the tape is mounted on the tape mounting frame, and the portion of the tape pulled out passes through the limit guide roller, the tape pressing guide roller, the first conveying guide roller, the second conveying guide roller, a tape outlet guide plate, a cutter, a cutter cylinder, a brush, and a brush baffle; wherein the tape conveying mechanism mounting plate is fixed on the frame of the dotting mechanism; the tape mounting frame and the stepping motor are both mounted on the tape conveying mechanism mounting plate; the tape is mounted on the tape mounting frame, and the portion of the tape pulled out passes through the limit guide roller, the tape pressing guide roller, the first conveying guide roller, the The tape is output from the tape outlet and is located at the brush after the conveying guide roller, the second conveying guide roller, the tape exit guide plate and the cutter; the power output end of the stepper motor is connected with the driving gear, the driving gear is meshed with the transmission gear mechanism, and the transmission gear mechanism synchronously drives the tape pressing guide roller, the first conveying guide roller and the second conveying guide roller for transmission; the cutter is composed of an upper cutter and a lower cutter, and the lower cutter is driven by a cutter cylinder; the brush is arranged at the tape outlet and is located on the side of the tape without the adhesive surface, and a brush baffle is installed on the outer side of the brush.

5. A four-axis dotted tape stranding machine according to claim 3, characterized in that: The clamping mechanism also includes a blowing block and an air pipe joint. The blowing block is installed on the clamping rod and is arranged close to the side of the pressure roller away from the tape output port. An air pipe joint is provided on one side of the blowing block, and an air outlet connected to the air pipe joint is provided on the other side. The air pipe joint is connected to an external air source, and compressed air is blown out through the air outlet of the blowing block, so that the non-glue side of the tape is close to the brush of the tape conveying mechanism.

6. A four-axis dotted tape stranding machine according to claim 4, characterized in that: The belt conveying mechanism is also provided with an auxiliary support plate, which is arranged on the inner side of the first conveying guide roller, the second conveying guide roller and the belt outlet guide plate. The surface of the auxiliary support plate in contact with the first conveying guide roller is an arc surface matching the first conveying guide roller, which is used to control the shape of the belt during the belt conveying process.

7. A four-axis dotted tape stranding machine according to claim 4, characterized in that: The tape conveying mechanism is also provided with a cutter pressing spring, and the cutter pressing spring is used to press the upper cutter of the cutter so that the upper cutter and the lower cutter of the cutter are closely fitted.

8. A four-axis dotted tape stranding machine according to claim 6, characterized in that: The degree of compression of the tape by the auxiliary support plate is adjusted by a tape compression block and a movable guide plate. The movable guide plate is arranged on the outside of the auxiliary support plate, and the movable guide plate rotates around a fixed pin shaft at the bottom. A tape compression block is arranged on the outside of the movable guide plate and close to the top of the movable guide plate. A compression spring is arranged on the side of the tape compression block facing the movable guide plate, and the degree of compression is adjusted by adjusting the pre-tightening force of the compression spring.

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