CN211529702U

CN211529702U - Constant tension taping machine

Info

Publication number: CN211529702U
Application number: CN202020533072.3U
Authority: CN
Inventors: 丁仕燕; 梁建峰; 周建运; 杨小斌
Original assignee: Jiangsu Anlan Wanjin Electronic Co ltd
Current assignee: Jiangsu Anlan Wanjin Electronic Co ltd
Priority date: 2020-04-13
Filing date: 2020-04-13
Publication date: 2020-09-18
Anticipated expiration: 2030-04-13

Abstract

The utility model discloses a constant tension taping machine, which comprises a base plate, a tape releasing device, a taping device and a controller, wherein the upper end of a fixed seat is rotationally provided with a main shaft, the main shaft is in transmission connection with a first driving mechanism, the tape releasing device is fixedly arranged at the right end of the main shaft, the main shaft is rotationally provided with an inner shaft, the inner shaft is provided with a thread hole, and one end and/or two ends of the inner shaft are fixedly connected with the base plate; the belt releasing device comprises a tension adjusting mechanism, a left baffle, a belt storage barrel and a right baffle, the left baffle, the belt storage barrel and the right baffle are sequentially sleeved at the right end of the main shaft in a sliding manner, the right baffle is in transmission connection with the main shaft through a health body, and the tension adjusting mechanism can realize tension control on discharged belt materials by adjusting the pressure of the left baffle and the right baffle acting on the two end faces of the belt storage barrel; the wrapping device is fixedly arranged at the right end part of the main shaft. The belt releasing device and the belt wrapping device of the belt wrapping machine adopt the same transmission system, and the controller applies friction torque to the belt storage barrel in real time through the tension adjusting mechanism so as to achieve constant control of the tension value of discharged belt materials.

Description

Constant tension taping machine

Technical Field

The utility model relates to a cable production facility technical field, concretely relates to permanent tension taping machine.

Background

The taping machine mainly comprises a taping device and a tape releasing device, wherein the taping device is responsible for winding a tape material on a core wire, and the tape releasing device is responsible for outputting the tape material. The belting is generally stored in a belting cylinder, the belting can be output by rotating the belting cylinder, and the output speed of the belting can be matched with the winding speed of a belting device to ensure the normal operation of the belting.

The constant tension of the belt material discharged by the belt discharging device is a key factor influencing the quality of the cable belt. In the prior art, in order to realize the constant tension of the belt material, one solution is as follows: the taping machine is provided with a main transmission system of the taping device and an independent transmission system for the tape releasing device so as to provide power for the tape releasing device and ensure that the tension value of a tape material released by the tape releasing device is constant, but the taping machine has a complex integral structure and is difficult to manufacture, process and maintain; the other solution is as follows: the taping machine adopts hysteresis lag tensioner or magnetic powder tensioner as the tension source when taping dish is played, the tension value of the tape material that the tape unit was played when guaranteeing the tape diameter of tape material on the taping dish changes remains a constant range throughout, but because magnetic powder is ageing after hysteresis lag tensioner or magnetic powder tensioner work for a long time, long-time operating temperature risees and can lead to high temperature magnetic powder to cause some to scar to tie or magnetic particle is moistened and takes place the adhesion and lead to losing the function, need often to change the magnetic powder, it is inconvenient to maintain, and demagnetization phenomenon appears easily in hysteresis tensioner or magnetic powder tensioner, make the tension value of the tape material that the tape unit was played unstable, and then influence the taping quality of cable product.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the defect that exists among the prior art, provide a permanent tension belting machine, wherein put belting and adopt same transmission system, this belting machine is at the course of the work, and the friction torque is applyed for storing up a tape section of thick bamboo in real time to the controller through tension adjustment mechanism to reach the constant control to putting the belting and emit tension value on the belting, should put quick-witted structural design simple reasonable of taking, real-time feasibility is high, and the practicality is strong.

In order to achieve the purpose, the technical scheme of the utility model is to design a constant tension taping machine, including the base plate, put belting, belting and controller, the up end of base plate sets firmly fixing base and first actuating mechanism, the fixing base upper end is rotated and is provided with the main shaft, the main shaft is connected with the transmission of first actuating mechanism, it sets firmly in the main shaft right-hand member to put the belting, the axial center through-hole internal rotation of main shaft is provided with the interior axle, interior axle is equipped with the line-passing hole that runs through the axis, the both ends of interior axle all extend outside the main shaft, and one end and/or both ends of interior axle and base plate fixed connection, first actuating mechanism is connected with the controller; the belt releasing device comprises a tension adjusting mechanism, a left baffle, a belt storage barrel and a right baffle, the tension adjusting mechanism is connected with the controller, a double nut is fixed at the right end part of the main shaft in a threaded manner, the right baffle is sleeved at the right end part of the main shaft in a sliding manner, the right baffle is adjacently positioned at the left side of the double nut and is in transmission connection with the outer side wall of the main shaft through a health body, the left baffle and the belt storage barrel are both sleeved on the main shaft at the left side of the right baffle in a sliding manner, the belt storage barrel is positioned between the left baffle and the right baffle, the tension adjusting mechanism is abutted with the left end face of the left baffle, and the tension adjusting mechanism can realize tension control on the discharged belt material by adjusting the pressure of the left baffle and the right baffle on the two end faces of the belt storage barrel; the band device is fixedly arranged at the right end of the main shaft, and the band device is circumferentially and symmetrically distributed on the peripheral side of the band releasing device.

The utility model relates to a belt feeding device and belting device of constant tension belting machine adopt same transmission system, and this belting machine is at the course of the work, and the controller passes through tension adjustment mechanism and applys friction torque for storing up a belt section of thick bamboo in real time to reach the constant control to putting the belt material tension value that belt feeding device emits, should put belt machine structural design simple reasonable, and real-time feasibility is high, and the practicality is strong.

In order to facilitate smooth preparation and application implementation of the taping machine, the preferable technical scheme is that the tension adjusting mechanism on the tape releasing device comprises a force application disc, a swing arm, a first support, a second driving mechanism and a third support, the force application disc is sleeved on the main shaft in a sliding mode and is abutted to the left end face of the left baffle, the first support and the third support are fixedly arranged at the right end of the upper end face of the base plate, the second driving mechanism is hinged to the third support, the second support is fixedly arranged on an output shaft of the second driving mechanism, the swing arm is rotatably arranged on the first support, the upper end of the swing arm is fixedly connected with the lower end of the force application disc, and the lower end of the swing arm is hinged to the second support. The tension adjusting mechanism is simple in structure, the controller drives the swing arm through the second driving mechanism to drive the stress application disc to slide left and right along the main shaft, pressure control of the left baffle and the right baffle acting on two end faces of the tape storage barrel is achieved, then real-time control of friction torque on the two end faces of the tape storage barrel by the left baffle and the right baffle is achieved, and constant control of tension values on tape materials is achieved.

In order to facilitate the rotation and installation of each part of the tension adjusting mechanism, the further preferred technical scheme is that the first support, the second support and the third support are all U-shaped structures, and the swing arm is of a Y-shaped structure. Each bracket is of a U-shaped structure, so that on one hand, each part of the tension adjusting mechanism is convenient to rotate and install, and on the other hand, the use stability of the tension adjusting mechanism is ensured; the swing arm is designed into a Y-shaped structure, so that the swing arm and each support can be conveniently and rotatably installed.

In order to facilitate the smooth preparation and implementation of the belt wrapping device, the right end of the main shaft is fixedly provided with a flange which is positioned between the force application disc and the belt placing device; the wrapping device comprises a wrapping disc, a support ring, a plurality of support rods and a plurality of horizontal rods, the wrapping disc is coaxially and fixedly arranged on the right end face of the flange, the support rods are radially and symmetrically fixedly arranged on the outer peripheral side of the sleeve, the support ring is coaxially and fixedly arranged on the left end face of the support rods, mounting holes are correspondingly formed in the wrapping disc, the support ring and the support rods, connecting screws are respectively arranged at two ends of the horizontal rods, the wrapping disc, the support ring and the support rods are mutually parallel and coaxially and fixedly connected through the horizontal rods and nuts, the support ring and the support rods are positioned outside the right end of the main shaft, and the sleeve is movably sleeved at the right end part; the horizontal pole is last to set firmly the transition deflector roll, the right side interval of bracing piece sets firmly the pull guide roller subassembly. The belting device is simple and reasonable in structural design, wherein the supporting rods, the horizontal rods, the transition guide rollers and the traction guide roller assemblies are all symmetrically and annularly arranged at the right end of the main shaft respectively, so that the gravity balance of the belting device is guaranteed, and the dynamic balance and the stability of the belting device during working are improved.

In order to ensure the coordination and consistency of the tension value on the belt material, the traction guide roller assembly further preferably comprises a first traction guide roller positioned on the outer periphery side of the horizontal rod and a second traction guide roller positioned on the inner periphery side of the horizontal rod, and the second traction guide roller is positioned on the right side of the first traction guide roller. Transition deflector roll, first deflector roll and the second of pulling are drawn the deflector roll and are formed smooth and easy area material transmission path, have guaranteed the smooth output of storage area section of thick bamboo material of going up and the winding efficiency of area material on the heart yearn: the strip material on the strip storage barrel sequentially passes through a transition guide roller, a first traction guide roller and a second traction guide roller to be wound on the core wire, wherein the transition guide roller corresponds to the strip storage barrel in position, so that the strip material on the strip storage barrel can be smoothly discharged, and the strip material is guided onto the first traction guide roller after being subjected to angle conversion; the first traction guide roller leads the belt material subjected to angle conversion on the transition guide roller to the second traction guide roller, and the right side edge of the second traction guide roller corresponds to the right end part of the inner shaft, so that the belt material can be conveniently and smoothly wound on the core wire.

In order to ensure the adjusting efficiency of the tension adjusting mechanism on the friction torque of the belt storage barrel, the belt release device further comprises a plurality of push rod assemblies which are annularly and alternately distributed on the outer side of the main shaft, each push rod assembly comprises a push rod, one end of each push rod penetrates through the inner ring of a linear bearing which is horizontally and vertically fixedly arranged at the joint of the flange and the belt plate and is fixedly connected with the left baffle, the other end of each push rod is fixedly provided with a U-shaped support, a third bearing is arranged in each U-shaped support, and the outer side edge of each third bearing is connected with the right end face of the corresponding stress application plate in a rolling manner. One end of the push rod is fixed on the left baffle, and the other end of the push rod is in rolling connection with the right end face of the stressing disc through the third bearing, so that the static friction force between the stressing disc and the left baffle is reduced, the sensitivity of the tension adjusting mechanism for tension adjustment on a belt material is effectively ensured, the abrasion degree of the push rod to the stressing disc during rotation is also reduced, and the service life of the belt wrapping machine is ensured.

In addition, the first driving mechanism is a servo motor, and the second driving mechanism is an air cylinder. The first driving mechanism and the second driving mechanism are high in universality, and smooth preparation and application implementation of the taping machine are guaranteed.

The technical scheme that is further preferred still includes L type mount, L type mount one end and the left end fixed connection of interior axle, the other end and the top fixed connection of fixing base. The left end of the inner shaft is fixedly connected with the top of the fixed seat through the L-shaped fixed frame, namely, the fixed connection mode of the inner shaft and the base plate is simple, and the belt wrapping machine is convenient to manufacture and implement smoothly.

According to the further preferable technical scheme, a driving belt wheel is fixedly arranged on an output shaft of the first driving mechanism, a driven belt wheel is fixedly arranged at the left end of the main shaft, and the driven belt wheel and the driving belt wheel are in synchronous transmission through a transmission belt. The synchronous transmission mode of the first driving mechanism and the main shaft is simple, and smooth preparation and implementation of the belt wrapping machine are facilitated.

The utility model has the advantages and the beneficial effects that:

1. the utility model relates to a belt feeding device and belting device of constant tension belting machine adopt same transmission system, and this belting machine is at the course of the work, and the controller passes through tension adjustment mechanism and applys friction torque for storing up a belt section of thick bamboo in real time to reach the constant control to putting the belt material tension value that belt feeding device emits, should put belt machine structural design simple reasonable, and real-time feasibility is high, and the practicality is strong.

2. The tension adjusting mechanism is simple in structure, the controller drives the swing arm through the second driving mechanism to drive the stress application disc to slide left and right along the main shaft, pressure control of the left baffle and the right baffle acting on two end faces of the tape storage barrel is achieved, then real-time control of friction torque on the two end faces of the tape storage barrel by the left baffle and the right baffle is achieved, and constant control of a tension value on a tape is achieved.

3. The first support, the second support and the third support are all U-shaped structures, and the swing arm is of a Y-shaped structure. Each bracket is of a U-shaped structure, so that on one hand, each part of the tension adjusting mechanism is convenient to rotate and install, and on the other hand, the use stability of the tension adjusting mechanism is ensured; the swing arm is designed into a Y-shaped structure, so that the swing arm and each support can be conveniently and rotatably installed.

4. The belting device is simple and reasonable in structural design, wherein the supporting rods, the horizontal rods, the transition guide rollers and the traction guide roller assemblies are all symmetrically and annularly arranged at the right end of the main shaft respectively, so that the gravity balance of the belting device is guaranteed, and the dynamic balance and the stability of the belting device during working are improved.

5. The traction guide roller assembly comprises a first traction guide roller arranged on the outer periphery side of the horizontal rod and a second traction guide roller arranged on the inner periphery side of the horizontal rod, and the second traction guide roller is arranged on the right side of the first traction guide roller. Transition deflector roll, first deflector roll and the second of pulling are drawn the deflector roll and are formed smooth and easy area material transmission path, have guaranteed the smooth output of storage area section of thick bamboo material of going up and the winding efficiency of area material on the heart yearn: the strip material on the strip storage barrel sequentially passes through a transition guide roller, a first traction guide roller and a second traction guide roller to be wound on the core wire, wherein the transition guide roller corresponds to the strip storage barrel in position, so that the strip material on the strip storage barrel can be smoothly discharged, and the strip material is guided onto the first traction guide roller after being subjected to angle conversion; the first traction guide roller leads the belt material subjected to angle conversion on the transition guide roller to the second traction guide roller, and the right side edge of the second traction guide roller corresponds to the right end part of the inner shaft, so that the belt material can be conveniently and smoothly wound on the core wire.

6. One end of the push rod is fixed on the left baffle, and the other end of the push rod is in rolling connection with the right end face of the stressing disc through the third bearing, so that the static friction force between the stressing disc and the left baffle is reduced, the sensitivity of the tension adjusting mechanism for tension adjustment on a belt material is effectively ensured, the abrasion degree of the push rod to the stressing disc during rotation is also reduced, and the service life of the belt wrapping machine is ensured.

7. The inner shaft is fixed on the inner shaft, and the outer shaft is fixed on the inner shaft. The left end of the inner shaft is fixedly connected with the top of the fixed seat through the L-shaped fixed frame, namely, the fixed connection mode of the inner shaft and the base plate is simple, and the belt wrapping machine is convenient to manufacture and implement smoothly.

Drawings

FIG. 1 is a schematic sectional view of the structure of the constant tension taping machine of the present invention;

FIG. 2 is a partial enlarged view of the right end of the constant tension taping machine of the present invention;

fig. 3 is a cross-sectional view of the constant tension taping machine of fig. 1 taken along the direction a-a at the location of the force application disk.

In the figure: 1. a substrate; 2. a fixed seat; 3. a first drive mechanism; 4. a driving pulley; 5. a conveyor belt; 6. a driven pulley; 7. a flange; 8. a first bearing; 9. a first end cap; 10. an inner shaft; 11. an L-shaped fixing frame; 12. a main shaft; 13. a third end cap; 14. a second bearing; 15. a fourth end cap; 16. a stress application disc; 17. a third bearing; 18. a first rotating shaft; 19. a U-shaped bracket; 20. a nut; 21. a push rod; 22. a screw; 23. a taping disk; 24. a linear bearing; 25. a sleeve; 26. a sliding shaft sleeve; 27. a left baffle; 28. a first friction disk; 29. a horizontal bar; 30. a transition guide roller; 31. a support ring; 32. a support bar; 33. a first traction guide roller; 34. a second traction guide roller; 35. a tape storage drum; 36. a fourth bearing; 37. a spacer sleeve; 38. a circlip; 39. a second friction disk; 40. a right baffle; 41. building body; 42. double nuts; 43. a second end cap; 44. swinging arms; 45. a second rotating shaft; 46. a first bracket; 47. a third rotating shaft; 48. a second bracket; 49. a second drive mechanism; 50. a third support; 51. carrying out material carrying; 52. a pin shaft; 53. a core wire; 10-1, a wire through hole; 11-1, fastening screws; 29-1 and connecting the screw rod.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

Examples

As shown in fig. 1 to 3, the utility model relates to a constant tension taping machine, including base plate 1, put belting, belting device and controller, the up end of base plate 1 has set firmly fixing base 2 and first actuating mechanism 3, the upper end of fixing base 2 rotates and is provided with main shaft 12, main shaft 12 is connected with the transmission of first actuating mechanism 3, put the belting and set firmly in main shaft 12 right-hand member, the axial center through-hole internal rotation of main shaft 12 is provided with interior axle 10, interior axle 10 is equipped with the line hole 10-1 of crossing that runs through the axis, the both ends of interior axle 10 all extend outside main shaft 12, and one end and/or both ends of interior axle 10 and base plate 1 fixed connection, first actuating mechanism 3 is connected with the controller; the belt releasing device comprises a tension adjusting mechanism, a left baffle plate 27, a belt storage barrel 35 and a right baffle plate 40, the tension adjusting mechanism is connected with a controller, a double nut 42 is fixed at the right end part of the main shaft 12 in a threaded manner, the right baffle plate 40 is sleeved at the right end part of the main shaft 12 in a sliding manner, the right baffle plate 40 is adjacently positioned at the left side of the double nut 42 and is in transmission connection with the outer side wall of the main shaft 12 through a health body 41, the left baffle plate 27 and the belt storage barrel 35 are both sleeved on the main shaft 12 at the left side of the right baffle plate 40 in a sliding manner, the belt storage barrel 35 is positioned between the left baffle plate 27 and the right baffle plate 40, the tension adjusting mechanism is abutted against the left end face of the left baffle plate 27, and the tension adjusting mechanism can realize tension control on the belt releasing material 51 by adjusting the pressure acting on the two end faces of the belt storage barrel; the belt wrapping device is fixedly arranged at the right end part of the main shaft 12, and the belt wrapping device is circumferentially and symmetrically distributed on the outer peripheral side of the belt releasing device.

The upper end of the fixed seat 2 is provided with a horizontal through hole, the left end and the right end of the horizontal through hole are respectively provided with a countersunk groove structure, the countersunk grooves at the left end and the right end of the horizontal through hole are respectively provided with a second bearing 14, the left end of the horizontal through hole is fixedly provided with a third end cover 13, the right end of the horizontal through hole is fixedly provided with a fourth end cover 15, the outer rings of the two second bearings 14 are respectively fixedly abutted against the countersunk grooves at the left end and the right end of the horizontal through hole on the fixed seat 2 by the third end cover 13 and the fourth end cover 15, so that the two second bearings 14 are axially positioned, the third end cover 13 and the fourth end cover 15 are provided with central round holes with inner diameters larger than the outer diameter of the main shaft 12, and the main shaft 12 penetrates through the central; the left end and the right end of an axial central through hole on the main shaft 12 are respectively provided with a countersunk groove structure, the countersunk grooves at the left end and the right end of the axial central through hole are respectively provided with a first bearing 8, the left end of the axial central through hole is fixedly provided with a first end cover 9, the right end of the axial central through hole is fixedly provided with a second end cover 43, the outer rings of the two first bearings 8 are respectively fixedly abutted against the countersunk grooves at the left end and the right end of the axial central through hole by the first end cover 9 and the second end cover 43, so that the two first bearings 8 are axially positioned, the first end cover 9 and the second end cover 43 are provided with central circular holes with inner diameters larger than the outer diameter of the inner shaft 10, and the inner shaft 10 penetrates through the central circular holes of the first end cover 9 and the second; a countersunk step is arranged on the outer side of the right end of the main shaft 12, two fourth bearings 36 are sleeved on the countersunk step, a spacer sleeve 37 is arranged between the two fourth bearings 36, the two fourth bearings 36 and the spacer sleeve 37 are adjacent to the left side of the right baffle 40, the fourth bearing 36 on the right side is axially positioned through an elastic retainer ring 38 sleeved on the main shaft 12, and the tape storage barrel 35 is sleeved on the outer rings of the two fourth bearings 36 and is in clearance fit with the outer rings of the two fourth bearings 36 so as to facilitate the installation or the disassembly of the tape storage barrel 35; the inner hole of the left baffle plate 27 is in interference fit with the outer circle of the sliding shaft sleeve 26, and the inner hole of the sliding shaft sleeve 26 is in clearance fit with the main shaft 12, so that the left baffle plate 27 can axially slide on the outer circle surface of the main shaft 12 along with the sliding shaft sleeve 26.

Preferably, the tension adjusting mechanism on the tape unreeling device comprises a force application disc 16, a swing arm 44, a first support 46, a second support 48, a second driving mechanism 49 and a third support 50, the force application disc 16 is slidably sleeved on the main shaft 12, the force application disc 16 is abutted against the left end face of the left baffle 27, the first support 46 and the third support 50 are fixedly arranged at the right end of the upper end face of the base plate 1, the second driving mechanism 49 is hinged to the third support 50, the second support 48 is fixedly arranged on an output shaft of the second driving mechanism 49, the swing arm 44 is rotatably arranged on the first support 46, the upper end of the swing arm 44 is fixedly connected with the lower end of the force application disc 16, and the lower end of the swing arm 44 is hinged to the second support 48.

Preferably, the first support 46, the second support 48 and the third support 50 are all U-shaped, and the swing arm 44 is Y-shaped. Wherein, the two sides of the lower end of the stressing plate 16 are rotatably mounted on the upper end of the swing arm 44 through two pin shafts 52, the middle part of the swing arm 44 is rotatably mounted on the first bracket 46 through the second rotating shaft 45, and the lower end of the swing arm 44 is rotatably mounted on the second bracket 48 through the third rotating shaft 47.

More preferably, a flange 7 is fixedly arranged at the right end of the main shaft 12, and the flange 7 is positioned between the force application disc 16 and the tape releasing device; the taping device comprises a taping disk 23, a support ring 31, a plurality of support rods 32 and a plurality of horizontal rods 29, the taping disk 23 is coaxially and fixedly arranged on the right end face of the flange 7, the support rods 32 are radially and symmetrically fixedly arranged on the outer peripheral side of the sleeve 25, the support ring 31 is coaxially and fixedly arranged on the left end face of the support rods 32, mounting holes are correspondingly formed in the taping disk 23, the support ring 31 and the support rods 32, connecting screws 29-1 are respectively arranged at two ends of the horizontal rods 29, the taping disk 23, the support ring 31 and the support rods 32 are mutually parallel, coaxially and fixedly connected through the horizontal rods 29 and nuts 20, the support ring 31 and the support rods 32 are positioned outside the right end of the spindle 12, and the sleeve 25 is movably sleeved on the right end; the horizontal rod 29 is fixedly provided with a transition guide roller 30, and the right side surface of the support rod 32 is fixedly provided with a traction guide roller component at intervals. The tape wrapping disk 23 is fixedly connected with the flange 7 through a screw 22.

It is further preferable that the drawing guide roller assembly includes a first drawing guide roller 33 located on an outer peripheral side of the horizontal bar 29 and a second drawing guide roller 34 located on an inner peripheral side of the horizontal bar 29, and the second drawing guide roller 34 is located on a right side of the first drawing guide roller 33.

Preferably, the belt releasing device further comprises a plurality of push rod assemblies which are circumferentially distributed on the outer side of the main shaft 12 at intervals, each push rod assembly comprises a push rod 21, one end of each push rod 21 penetrates through the inner ring of a linear bearing 24 which is horizontally and vertically fixedly arranged at the joint of the flange 7 and the belt wrapping disc 23 and is fixedly connected with the left baffle 27, the other end of each push rod 21 is fixedly provided with a U-shaped support 19, a third bearing 17 is arranged in each U-shaped support 19, and the outer edge of each third bearing 17 is in rolling connection with the right end face of the corresponding force applying disc 16. A plurality of stepped holes along the length direction of the main shaft 12 are formed at the joint of the flange 7 and the taping plate 23 at intervals in the circumferential direction, and linear bearings 24 are arranged in the stepped holes; a threaded hole is formed in the left baffle plate 27, a threaded outer surface is arranged at one end of the push rod 21 fixedly connected with the left baffle plate 27, and the end of the push rod 21 provided with the threaded outer surface is screwed and fixed in the threaded hole in the left baffle plate 27; the inner ring of the third bearing 17 is fixedly arranged on the first rotating shaft 18, and two ends of the first rotating shaft 18 are respectively fixed on two side arms of the U-shaped bracket 19.

More preferably, the first driving mechanism 3 is a servo motor, and the second driving mechanism 49 is an air cylinder.

Preferably, the inner shaft 10 further comprises an L-shaped fixing frame 11, wherein one end of the L-shaped fixing frame 11 is fixedly connected with the left end of the inner shaft 10, and the other end of the L-shaped fixing frame 11 is fixedly connected with the top of the fixing base 2. The lower end of the L-shaped fixing frame 11 is provided with a horizontal mounting hole with the inner diameter larger than the outer diameter of the inner shaft 10, the lower end part of the L-shaped fixing frame 11 is also provided with a vertical screw hole communicated with the horizontal mounting hole, and the inner shaft 10 penetrates through the horizontal mounting hole and is fixedly connected with the lower end of the L-shaped fixing frame 11 through a set screw 11-1; the other end of the L-shaped fixed frame 11 is fixedly arranged at the top of the fixed seat 2 through a screw.

Preferably, a driving pulley 4 is fixedly arranged on an output shaft of the first driving mechanism 3, a driven pulley 6 is fixedly arranged at the left end of the main shaft 12, and the driven pulley 6 is synchronously driven with the driving pulley 4 through a transmission belt 5. Wherein, the first driving mechanism 3 is fixed at the left end of the upper end surface of the substrate 1 by screws, the driving pulley 4 is fixed on the output shaft of the first driving mechanism 3 by set screws, and transmits torque through the key body 41; the driven pulley 6 is fixed to the left end of the main shaft 12 by a set screw, and transmits torque via the key body 41.

More preferably, a first friction disk 28 is fixed to a right end surface of the left cover plate 27, and a second friction disk 39 is fixed to a left end surface of the right cover plate 40.

The utility model relates to a permanent tension taping machine's theory of operation as follows:

(1) assuming that the width w and thickness h of the strip are known, the strip storage drum 35 is knownThe total length L of the strip 51, the width L of the strip storage part on the strip storage drum 35 and the bottom diameter d of the strip storage drum 35 are known₀(diameter of the storage drum 35 without the tape 51), and the diameter D of the tape portion of the storage drum 35 according to the volume equality formula

Lwh＝π(D²-d₀ ²)l/4

The diameter D of the material-carrying part on the belt storage barrel 35 can be calculated, and then the radius R of the material-carrying part is calculated to be D/2;

(2) knowing the external dimensions of the core 53, the length of the strip 51 required to wind a turn on the core 53 can be calculated;

(3) the belt storage tube 35 is configured to hold the pressure N and the friction torque M in a state where the first friction disk 28 and the second friction disk 39 are clamped at both ends thereof_fThe relationship is as follows:

μ — coefficient of friction between the first friction disk 28, the second friction disk 39, and the belt storage barrel 35;

R_fthe outer diameters of the first and

second friction discs

28, 39;

r_fthe inner diameters of the first friction disc 28, the second friction disc 39;

the moment M generated by the tension F of the strip 51 on the strip storage drum 35 is:

M＝FR

by M_f＝M

Can obtain the product

(4) The piston rod of the second driving mechanism 49 is controlled to retract to drive the swing arm 44 to swing anticlockwise, the stressing disc 16 moves leftwards and is separated from contact with the third bearing 17, the push rod 21 and the left baffle plate 27 are in a free sliding state, the belt storage barrel 35, the right baffle plate 40, the double nuts 42 and the support rod 32 are sequentially installed, the core wire 53 penetrates through the wire passing hole 10-1 of the inner shaft 10, the belt material 51 is led out from the belt storage barrel 35, passes through the transition guide roller 30, the first traction guide roller 33 and the second traction guide roller 34 and is fixed on the core wire 53;

(5) obtaining the friction torque M required by the current tape storage barrel 35 according to the tension required by the tape and the diameter D and the radius R of the material loading part of the current tape storage barrel 35_fCalculating the pressure N loaded to the two sides of the tape storage barrel 35 according to the formula in the step (3) so as to obtain the working pressure of the second driving mechanism 49;

(6) the controller sets the working pressure of the second driving mechanism 49 by adjusting the pressure control valve;

(7) the controller controls a piston rod of a second driving mechanism 49 to extend out to drive a swing arm 44 to swing clockwise, a force application disc 16 moves rightwards, a left baffle plate 27, a tape storage barrel 35 and a right baffle plate 40 are pushed to move rightwards through a third bearing 17 and a push rod 21, the right baffle plate 40 stops moving after being contacted with the left side of a double nut 42, and at the moment, the two sides of the tape storage barrel 35 obtain required working pressure N;

(8) starting the first driving mechanism 3, and after a series of transmissions, driving the belt wrapping disc 23, the first friction disc 28 and the second friction disc 39 to rotate, wherein the belt wrapping disc 23 drives the transition guide roller 30, the first traction guide roller 33 and the second traction guide roller 34 to rotate around the axis of the main shaft 12 to complete the belt wrapping action of the core wire 53; friction torque M applied to the first friction disk 28 and the second friction disk 39_fThe lower tape storage barrel 35 is driven to rotate around the axis of the main shaft 12; the belt storage barrel 35 is simultaneously subjected to the tension F of the belt 51, so that the belt storage barrel 35 simultaneously slides relative to the first friction disk 28 and the second friction disk 39 to perform a belt releasing action, namely, the belt covering action and the belt releasing action are cooperated to wind the belt 51 on the core wire 53;

(9) the controller continuously records the number of turns of the first driving mechanism 3, and can calculate the number of turns of the wrapping disc 23, namely the number of turns and the length of the strip 51 wound on the core wire 53 are obtained, and further the length of the residual strip 51 on the strip storage cylinder 35, the diameter D of the strip part on the strip storage cylinder 35 and the radius R are obtained;

(10) and (5), circularly executing the steps (5), (6) and (9), and finishing the taping work of the core wire 53.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The constant-tension taping machine is characterized by comprising a substrate (1), a tape releasing device, a taping device and a controller, wherein a fixed seat (2) and a first driving mechanism (3) are fixedly arranged on the upper end face of the substrate (1), a spindle (12) is rotatably arranged at the upper end of the fixed seat (2), the spindle (12) is in transmission connection with the first driving mechanism (3), the tape releasing device is fixedly arranged at the right end of the spindle (12), an inner spindle (10) is rotatably arranged in an axial central through hole of the spindle (12), the inner spindle (10) is provided with a thread passing hole (10-1) penetrating through an axis, two ends of the inner spindle (10) extend out of the spindle (12), one end and/or two ends of the inner spindle (10) are fixedly connected with the substrate (1), and the first driving mechanism (3) is connected with the controller;

unreeling the device and including tension adjustment mechanism, left baffle (27), storage belt drum (35) and right baffle (40), tension adjustment mechanism is connected with the controller, the right-hand member spiro union of main shaft (12) is fixed with two nuts (42), right side baffle (40) slip cup joint in the right-hand member portion of main shaft (12), and right baffle (40) border on the left side that is located two nuts (42) to be connected through the lateral wall transmission of health (41) and main shaft (12), left side baffle (27) and storage belt drum (35) all slip cup joint in on left main shaft (12) of right side baffle (40), and store up belt drum (35) and be located between left baffle (27) and right baffle (40), tension adjustment mechanism and the left end face looks butt of left baffle (27), tension adjustment mechanism can act on through adjusting left baffle (27) and right baffle (40) store up the pressure on the both ends face of belt drum (35) and realize controlling the tension on releasing belt drum (51) through adjusting left baffle (27) and right baffle (40) Preparing;

the belt wrapping device is fixedly arranged at the right end part of the main shaft (12), and the belt wrapping device is circumferentially and symmetrically distributed on the peripheral side of the belt releasing device.

2. The constant-tension taping machine according to claim 1, wherein the tension adjusting mechanism on the tape unreeling device comprises a force application disk (16), a swing arm (44), a first support (46), a second support (48), a second driving mechanism (49) and a third support (50), the force application disk (16) is slidably sleeved on the main shaft (12), the force application disk (16) is abutted against the left end face of the left baffle (27), the first support (46) and the third support (50) are both fixedly arranged at the right end of the upper end face of the base plate (1), the second driving mechanism (49) is hinged on the third support (50), the second support (48) is fixedly arranged on an output shaft of the second driving mechanism (49), the swing arm (44) is rotatably arranged on the first support (46), the upper end of the swing arm (44) is fixedly connected with the lower end of the force application disk (16), the lower end of the swing arm (44) is hinged on the second bracket (48).

3. A constant tension taping machine according to claim 2, wherein the first (46), second (48) and third (50) brackets are of U-shaped configuration.

4. The constant-tension taping machine according to claim 3, wherein a flange (7) is fixedly arranged at the right end of the main shaft (12), and the flange (7) is positioned between the stressing disc (16) and the tape releasing device; the taping device comprises a taping disk (23), a support ring (31), a plurality of support rods (32) and a plurality of horizontal rods (29), the belt wrapping disc (23) is coaxially and fixedly arranged on the right end surface of the flange (7), the support rods (32) are radially and symmetrically fixedly arranged on the outer peripheral side of the sleeve (25), the support ring (31) is coaxially and fixedly arranged on the left end surface of the support rod (32), mounting holes are correspondingly arranged on the belt-wrapping disc (23), the support ring (31) and the support rod (32), two ends of the horizontal rod (29) are respectively provided with a connecting screw rod (29-1), the belt wrapping disc (23), the support ring (31) and the support rod (32) are mutually parallel, coaxially and fixedly connected through the horizontal rod (29) and the nut (20), the support ring (31) and the support rod (32) are positioned outside the right end of the main shaft (12), and the sleeve (25) is movably sleeved at the right end of the inner shaft (10); transition guide roller (30) have set firmly on horizontal pole (29), the right side interval of bracing piece (32) has set firmly pulls guide roller subassembly.

5. The constant tension taping machine according to claim 4, wherein the drawing guide roller assembly comprises a first drawing guide roller (33) on an outer circumferential side of the horizontal bar (29) and a second drawing guide roller (34) on an inner circumferential side of the horizontal bar (29), and the second drawing guide roller (34) is located on a right side of the first drawing guide roller (33).

6. The constant-tension taping machine according to claim 5, wherein the tape releasing device further comprises a plurality of push rod assemblies circumferentially distributed at intervals on the outer side of the main shaft (12), each push rod assembly comprises a push rod (21), one end of each push rod (21) penetrates through the inner ring of a linear bearing (24) horizontally and vertically fixed at the joint of the flange (7) and the taping disk (23) and is fixedly connected with the left baffle (27), a U-shaped support (19) is fixedly arranged at the other end of each push rod (21), a third bearing (17) is arranged in each U-shaped support (19), and the outer edge of each third bearing (17) is in rolling connection with the right end face of the corresponding stressing disk (16).

7. The constant-tension taping machine according to claim 6, wherein the first driving mechanism (3) is a servo motor, the second driving mechanism (49) is a cylinder, and the swing arm (44) is of a Y-shaped structure.

8. The constant-tension taping machine according to claim 7, further comprising an L-shaped fixing frame (11), wherein one end of the L-shaped fixing frame (11) is fixedly connected with the left end of the inner shaft (10), and the other end is fixedly connected with the top of the fixing seat (2).

9. The constant-tension taping machine according to claim 8, wherein a driving pulley (4) is fixedly arranged on an output shaft of the first driving mechanism (3), a driven pulley (6) is fixedly arranged at the left end of the main shaft (12), and the driven pulley (6) and the driving pulley (4) are synchronously driven through a transmission belt (5).

10. The constant tension taping machine of claim 9, wherein a first friction disk (28) is fixedly arranged on the right end face of the left baffle plate (27), and a second friction disk (39) is fixedly arranged on the left end face of the right baffle plate (40).