CN223280394U - Tension-adjustable wire winding device for wrapping machine - Google Patents

Abstract

The utility model discloses a tension-adjustable wire winding device for a wrapping machine, which belongs to the technical field of wrapping machines and comprises a base, a wire winding mechanism and a wire arranging mechanism which are arranged on the base, and also comprises a tension adjusting mechanism, wherein the tension adjusting mechanism comprises a tension bracket, a guide wheel, a movable bracket and a tension wheel, the lower end of the tension bracket is fixedly connected with the base, the guide wheel is rotatably connected with the tension bracket, the movable bracket is rotatably connected with the tension bracket, the tension wheel is positioned below the guide wheel and is rotatably connected with one end of the movable bracket, a telescopic structure is arranged between the base and the movable bracket, one end of the telescopic structure is hinged with the base, and the other end of the telescopic structure is hinged with the movable bracket. According to the tension-adjustable wire winding device for the wrapping machine, the position of the tension wheel can be changed by controlling the length of the telescopic structure, so that the tension of a core wire is adjusted, and the wire winding quality is improved.

Description

Tension-adjustable wire winding device for wrapping machine

Technical Field

The utility model relates to the technical field of wrapping machines, in particular to a tension-adjustable wire collecting device for a wrapping machine.

Background

The winding machine is a cable production device for winding a wrapping tape (such as mica tape, a cotton tape, a polyester film and the like) on a core wire through rotation of a turntable, and generally comprises a paying-off device and a winding device.

The chinese patent document with publication number CN220787664U discloses an easy-to-adjust wire arranging device for wire collecting equipment, which is installed on a wire collecting machine, the wire arranging device comprises a mounting seat, and when in operation, the mounting seat reciprocates along the axial direction of a wire collecting disc, thereby leading a cable to be orderly wound on the wire collecting disc. After long-time use, the applicant finds that the winding speed is increased continuously due to the fact that the size of the winding disc is increased continuously along with the continuation of the winding process, and the core wire tension is increased along with the increase, and the tightness degree difference of the core wires at all positions on the final winding disc is larger due to the fact that a tension adjusting device is lacked on the winding machine, so that the winding quality is affected.

Based on the above, it is necessary to add a tension adjusting device to the winding device of the winding machine to reduce the difference in tightness of the core wire at each position on the winding drum and improve the winding quality.

Disclosure of utility model

The utility model aims to solve the technical problems that in the prior art, due to the fact that a wire winding device of a wire winding machine is lack of a tension adjusting device, the tightness degree of core wires at all positions on a wire winding disc is large, and the wire winding quality is poor.

The tension-adjustable wire winding device for the wrapping machine comprises a base, a wire winding mechanism and a wire arranging mechanism which are arranged on the base, and further comprises a tension adjusting mechanism, wherein the tension adjusting mechanism comprises a tension frame, a guide wheel, a movable frame and a tension wheel, the lower end of the tension frame is fixedly connected with the base, the guide wheel is rotatably connected with the tension frame, the movable frame is rotatably connected with the tension frame, the tension wheel is positioned below the guide wheel and is rotatably connected with one end of the movable frame, a telescopic structure is arranged between the base and the movable frame, one end of the telescopic structure is hinged with the base, and the other end of the telescopic structure is hinged with the movable frame.

Further, a bearing seat is fixedly installed on the tension bracket, a rotating shaft is rotatably arranged in the bearing seat in a penetrating mode, one end of the rotating shaft is fixedly connected with the movable bracket, and a bearing is arranged between the bearing seat and the rotating shaft.

Further, the number of the bearings is two, and the bearings are respectively positioned on two opposite sides of the bearing seat.

Further, a shaft shoulder is arranged at one end, close to the movable frame, of the rotary shaft, one side portion of the bearing abuts against the shaft shoulder, a clamping groove is formed in the outer wall, far away from one end of the movable frame, of the rotary shaft, a clamping spring is arranged in the clamping groove, and the clamping spring abuts against the side portion of the other bearing.

Further, guide grooves are formed in the outer peripheral surface of the guide wheel, tension grooves are formed in the outer peripheral surface of the tension wheel, the number of the guide grooves is N, N is more than or equal to 2 and is an integer, and the number of the tension grooves is N-1.

Further, the number of guide grooves n=3.

Further, an outgoing line wheel shaft is fixedly installed on the tension bracket, the guide wheel is rotatably installed on the outgoing line wheel shaft, an L-shaped wire passing support is fixedly connected to the outgoing line wheel shaft, two guide rollers are rotatably installed on the wire passing support, and a gap between the two guide rollers corresponds to the guide groove used for outgoing line on the guide wheel.

Further, the telescopic structure is a telescopic cylinder, the cylinder body end of the telescopic cylinder is hinged with the base, and the extending end of the telescopic cylinder is hinged with the movable frame.

Further, the wire winding mechanism comprises a swinging arm rotatable relative to the base and a driving assembly for driving the swinging arm to rotate, a first jacking column and a second jacking column are respectively installed at the opposite ends of the swinging arm, and the wire winding disc is clamped between the first jacking column and the second jacking column.

Further, the wire arranging mechanism comprises a wire arranging seat and two guide posts rotatably and vertically arranged on the wire arranging seat, the top of the swing arm is fixedly provided with a guide rail, the length direction of the guide rail is arranged along the axial direction of the take-up reel, and the wire arranging seat is slidably connected with the guide posts.

The tension-adjustable wire collecting device for the wrapping machine has the beneficial effects that the tension-adjustable wire collecting device for the wrapping machine is provided with the tension adjusting mechanism additionally arranged on the base, and the position of the tension wheel can be adjusted by controlling the telescopic structure and changing the length of the telescopic structure, so that the tension of a core wire is adjusted, the tightness degree of the core wire at each position on the wire collecting disc is ensured not to be greatly different, and the wire collecting quality is improved.

Drawings

The utility model is further described below with reference to the drawings and examples.

FIG. 1 is a perspective view of a tension-adjustable wire takeup device for a wrapping machine of the present utility model;

FIG. 2 is a perspective view of another view of the tension-adjustable wire takeup device for the wrapping machine shown in FIG. 1;

FIG. 3 is a left side view of the adjustable tension take-up device for the wrapping machine of FIG. 1;

FIG. 4 is a top view of the adjustable tension take-up device of the wrapping machine of FIG. 1;

FIG. 5 is a cross-sectional view of the adjustable tension take-up device for the wrapping machine of FIG. 4, taken along line A-A;

FIG. 6 is a right side view of the adjustable tension take-up device for the wrapping machine of FIG. 1;

FIG. 7 is a perspective view of a tension adjusting mechanism in the adjustable tension take-up device for the wrapping machine shown in FIG. 1;

FIG. 8 is a perspective view of the tension adjustment mechanism of FIG. 7 from another perspective;

FIG. 9 is a top view of the tension adjustment mechanism shown in FIG. 7;

FIG. 10 is a cross-sectional view of the tension adjustment mechanism shown in FIG. 9 taken along B-B;

fig. 11 is a partial enlarged view of the tension adjusting mechanism shown in fig. 10 at C.

In the figure, 1, a base, 11, a support, 12, a fixed shaft, 13, a connecting frame, 131, a fixed pin shaft, 20, a wire collecting mechanism, 21, a swing arm, 211, a connecting plate, 212, a guide rail, 22, a driving component, 221, a stud, 222, a stud motor, 223, a driving block, 2231, a rotating shaft, 224, a second speed reducer, 23, a first top column, 231, a fixed disk, 232, a limit column, 233, a first top cone, 24, a second top column, 241, a second top cone, 242, a fixed sleeve, 243, an end cover, 244, a screw, 245, a hand wheel, 25, a driving motor, 26, a first speed reducer, 30, a wire arranging mechanism, 31, a wire arranging seat, 32, a guide post, 40, a tension adjusting mechanism, 41, a tension frame, 411, a wire outlet axle, 412, a wire passing bracket, 413, a guide roller, 42, a guide wheel, 43, a movable frame, 44, a tension wheel, 441, a tension groove, 45, a telescopic structure, 46, a bearing seat, 47, a rotating shaft, 471, a shoulder, 472, a clamping groove, 473, a clamp spring, a 48, and a bearing.

Detailed Description

The present utility model will now be described in detail with reference to the accompanying drawings. The figure is a simplified schematic diagram illustrating the basic structure of the utility model only by way of illustration, and therefore it shows only the constitution related to the utility model.

Referring to fig. 1-6, the utility model provides a tension-adjustable wire winding device for a wrapping machine, which comprises a base 10, a wire winding mechanism 20, a wire arranging mechanism 30 and a tension adjusting mechanism 40, wherein the wire winding mechanism 20, the wire arranging mechanism 30 and the tension adjusting mechanism 40 are all arranged on the base 10, the wire winding drum is arranged on the wire winding mechanism 20, the wire arranging mechanism 30 is arranged on the wire winding mechanism 20 and is used for guiding core wires to be orderly wound on the wire winding drum during reciprocating motion, and the tension adjusting mechanism 40 is used for adjusting the tension of the core wires so as to enable the tightness degree of the core wires wound on the wire winding drum to be consistent.

The wire winding mechanism 20 comprises a swing arm 21 rotatable relative to the base 10 and a driving assembly 22 for driving the swing arm 21 to rotate, when the wire winding mechanism works, a wire winding disc for winding wires is arranged on the swing arm 21, and the driving assembly 22 drives the swing arm 21 to rotate, so that the wire winding disc can be put down or lifted, and the wire winding disc can be conveniently detached and normally work. Specifically, the swing arm 21 has a substantially U-shaped structure, one end of the swing arm 21 is rotatably mounted with a first jack-post 23, the other end of the swing arm 21 is slidably mounted with a second jack-post 24, the second jack-post 24 is coaxially disposed with the first jack-post 23, an end of the first jack-post 23 is fixedly mounted with a first jack-cone 233, and one end of the second jack-post 24 is rotatably mounted with a second jack-cone 241. When the wire take-up reel is used, the wire take-up reel is placed between the first jacking column 23 and the second jacking column 24, and the wire take-up reel is clamped between the first jacking cone 233 and the second jacking cone 241 by sliding the second jacking column 24, so that the wire take-up reel is clamped.

In this embodiment, a fixing plate 231 is fixedly mounted on the first jack 23, a limiting post 232 is fixedly connected to the fixing plate 231, and when the first jack is pushed against one side of the central hole of the take-up reel, the limiting post 232 is inserted into a through hole (not shown) on one side of the take-up reel, so that the take-up reel is fixed relative to the first jack 23, and is driven to rotate by the first jack 23. In order to realize the rotation of the first jack-up column 23, a driving motor 25 and a first speed reducer 26 are installed on the swing arm 21, the power input end of the first speed reducer 26 is connected with the output shaft of the driving motor 25, and the power output end of the first speed reducer 26 is connected with the first jack-up column 23, so that the driving motor 25 drives the first jack-up column 23 to rotate together with the take-up reel through the first speed reducer 26.

In order to realize that the second top post 24 moves along the axial direction thereof, the swing arm 21 is fixedly provided with a fixing sleeve 242, one end of the fixing sleeve 242 is fixedly provided with an end cover 243, the end cover 243 is rotatably provided with a screw rod 244, the second top post 24 is slidably arranged in the fixing sleeve 242 and is in threaded connection with the screw rod 244, one end of the screw rod 244 is fixedly provided with a hand wheel 245, and the section of the second top post 24 is of a rectangular structure, so that the second top post 24 can only move along the axial direction of the fixing sleeve 242 and cannot rotate relative to the fixing sleeve 242. In use, a user rotates the hand wheel 245 to rotate the screw 244, thereby driving the second jack 24 to slide along with the second tip cone 242, and clamping or releasing the take-up reel.

In this embodiment, the base 10 is fixedly provided with the support 11, the support 11 is fixedly provided with the fixed shaft 12, and the bottom of the swing arm 21 is rotatably connected with the fixed shaft 12, so that the rotatable connection relationship of the base 10 relative to the swing arm 21 is realized.

As a preferred embodiment, the driving assembly 22 includes a stud 221 rotatable with respect to the base 10, a stud motor 222 for driving the stud 221 to rotate, and a driving block 223 threadedly coupled with the stud 221, the driving block 223 being rotatably coupled with the swing arm 21. When the device is used, the stud motor 221 is started to drive the stud 221 to rotate, so that the driving block 223 is driven to move along the axial direction of the stud 221, and further the swing arm 21 is forced to swing in a deflection mode, and meanwhile, the stud 221 rotates relative to the base 10.

Specifically, the driving assembly 22 further includes a second speed reducer 224, the base 10 is fixedly provided with a connection frame 13, the connection frame 13 is fixedly provided with a fixed pin 131, the bottom of the second speed reducer 224 is rotatably installed on the fixed pin 131, a power input end of the second speed reducer 224 is connected with an output shaft of the stud motor 222, and a power output end of the second speed reducer 224 is connected with the stud 221, so that the stud motor 222 can drive the stud 221 to rotate through the second speed reducer 224, and meanwhile, the purpose that the stud 221 is rotatable relative to the base 10 can be achieved. In particular, during operation, the stud 221 and the driving block 223 are in threaded connection, and after the driving block 223 moves in place, the driving block 223 has a certain self-locking function, so that the driving block 223 can be effectively prevented from easily moving along the axial direction of the stud 221, the stability of the swing arm 21 after position adjustment is ensured, and the use is more reliable.

As a preferred embodiment, the middle part of the swing arm 21 is fixedly connected with two oppositely arranged connecting plates 211, the driving block 223 has a cuboid block structure, two opposite sides of the driving block 223 are respectively provided with a rotating shaft 2231 in a protruding manner, and the rotating shafts 2231 are rotatably connected with the connecting plates 211.

In other embodiments, not shown, the driving assembly 22 for driving the swing arm 21 to rotate may also be a cylinder, in which case the cylinder end of the cylinder is rotatably connected to the base 10, and the extension end of the cylinder is rotatably connected to the swing arm 21, so that the swing arm 21 can be driven to rotate when the cylinder is started.

The wire arranging mechanism 30 comprises a wire arranging seat 31 and two guide posts 32 rotatably and vertically arranged on the wire arranging seat 31, a guide rail 212 is fixedly arranged at the top of the swing arm 21, the length direction of the guide rail 212 is arranged along the axial direction of the wire collecting disc, the wire arranging seat 31 is slidably connected with the guide posts 212, when the wire arranging mechanism is used, a core wire passes through a gap between the two guide posts 32, and in the process of reciprocating movement of the wire arranging seat 31 along the guide rails 212, the core wire can be guided to be orderly wound on the wire collecting disc. The movement of the wire holder 31 along the guide rail 212 may be selected from a screw driving method or a chain driving method in the related art, which is not limited herein.

Referring to fig. 7-11, the tension adjusting mechanism 40 includes a tension frame 41, a guide wheel 42, a movable frame 43 and a tension wheel 44, wherein the tension frame 41 is in an inverted Z-shaped structure, the lower end of the tension frame 41 is fixedly connected with the base 10, the guide wheel 42 is rotatably connected with the tension frame 41, the movable frame 43 is rotatably connected with the tension frame 41, the tension wheel 44 is located below the guide wheel 42 and is rotatably connected with one end of the movable frame 43, a telescopic structure 45 is arranged between the base 10 and the movable frame 43, one end of the telescopic structure 45 is hinged with the base 10, and the other end of the telescopic structure 45 is hinged with the movable frame 43. In use, the core wire is wound around the take-up pulley by passing around the guide pulley 42 and the tension pulley 44 and then through the gap between the two guide posts 32. The user changes the length of the telescopic structure 45 through controlling the telescopic structure 45, and can adjust the position of the tension pulley 44, so that the tension of the core wire is adjusted, the tightness degree of the core wires on the winding drum is ensured not to have great difference, and the winding quality is improved. In particular use, the position of the tension pulley 44 may be adjusted once at specific intervals to reduce core tension differences.

In this embodiment, the telescopic structure 45 is a telescopic cylinder, the cylinder body end of the telescopic cylinder is hinged to the base 10, and the extending end of the telescopic cylinder is hinged to the movable frame 43. In other embodiments, the telescopic structure 45 may further include an inner tube and an outer tube movably sleeved outside the inner tube, where the inner tube and the outer tube are hinged to the base 10 and the movable frame 43 respectively, after the positions of the inner tube and the outer tube are adjusted in place, a locking bolt may be installed on a side wall of the outer tube, and the inner tube may be extruded and fixed on the outer tube by tightening the locking bolt, so as to achieve the fixing effect of the inner tube and the outer tube.

As a preferred embodiment, the tension frame 41 is fixedly provided with a bearing block 46, a rotation shaft 47 is rotatably inserted into the bearing block 46, one end of the rotation shaft 47 is fixedly connected with the movable frame 43, the movable frame 43 is rotatably connected with the tension frame 41 through the rotation shaft 47, and a bearing 48 is arranged between the bearing block 46 and the rotation shaft 47 to support the rotation shaft 47 and ensure smooth rotation of the rotation shaft 47. In addition, the bearings 48 are provided in two, and are respectively located at opposite sides of the bearing housing 46 to improve the rotation stability of the rotation shaft 47.

Further, a shoulder 471 is provided on one end of the rotation shaft 47 near the movable frame 43, and a side portion of one of the bearings 48 abuts against the shoulder 471, thereby facilitating installation of the rotation shaft 47. A clamping groove 472 is formed in the outer wall, far away from one end of the movable frame 43, of the rotary shaft 47, a clamping spring 473 is arranged in the clamping groove 472, and the clamping spring 473 abuts against the side part of the other bearing 48, so that the rotary shaft 47 is limited to move axially.

As a preferred embodiment, the outer circumferential surface of the guide wheel 42 is provided with guide grooves 421, the outer circumferential surface of the tension wheel 44 is provided with tension grooves 441, the number of the guide grooves 421 is N, N is equal to or greater than 2 and is an integer, and the number of the tension grooves 441 is N-1. In use, the core wire enters the tension adjusting mechanism 40 through a guide groove 421 (the guide groove 421 is used for wire feeding) on one side of the guide wheel 42, then bypasses a tension groove 441 on one side of the tension wheel 44 downwards, bypasses an adjacent guide groove 421 on the guide wheel 42 upwards, bypasses an adjacent tension groove 441 on the tension wheel 44 downwards, bypasses the guide wheel 42 upwards again, and repeatedly winds, and finally passes out of the guide groove 421 (the guide groove 421 is used for wire feeding) of the guide wheel 42 and enters a gap between the two guide posts 32. It should be noted that one guide groove 421 for incoming line and one guide groove 421 for outgoing line are located at opposite sides of the guide wheel 42, respectively. By repeating the winding up and down for a plurality of times, the connection stability between the core wire and the guide wheel 42 and the tension wheel 44 is improved, and the core wire is prevented from being easily separated from the guide wheel 42 and the tension wheel 44.

In the present embodiment, the number n=3 of the guide grooves 421.

As a preferred embodiment, the tension frame 41 is fixedly provided with a wire outlet wheel shaft 411, the guide wheel 42 is rotatably mounted on the wire outlet wheel shaft 411, the wire outlet wheel shaft 411 is fixedly connected with an L-shaped wire passing bracket 412, the wire passing bracket 412 is rotatably mounted with two guide rollers 413, and a gap between the two guide rollers 413 corresponds to a guide groove 421 for wire outlet on the guide wheel 42. Thus, when the core wire wound on the guide wheel 42 passes through the guide groove 421, the core wire can firstly enter the gap between the two guide rollers 413 and then further enter the wire arranging mechanism 30, so that the core wire is ensured not to be separated from the guide wheel 42 due to the angle change when being pulled by the wire arranging mechanism 30, and the use is more reliable.

While the foregoing is directed to the preferred embodiment of the present utility model, other and further embodiments of the utility model may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.

Claims (10)

1. The tension-adjustable wire winding device for the wrapping machine comprises a base, a wire winding mechanism and a wire arranging mechanism, and is characterized by further comprising a tension adjusting mechanism, wherein the tension adjusting mechanism comprises a tension frame, a guide wheel, a movable frame and a tension wheel, the lower end of the tension frame is fixedly connected with the base, the guide wheel is rotatably connected with the tension frame, the movable frame is rotatably connected with the tension frame, the tension wheel is located below the guide wheel and is rotatably connected with one end of the movable frame, a telescopic structure is arranged between the base and the movable frame, one end of the telescopic structure is hinged with the base, and the other end of the telescopic structure is hinged with the movable frame.

2. The tension-adjustable wire rewinding device for the wrapping machine according to claim 1, wherein a bearing seat is fixedly arranged on the tension bracket, a rotating shaft is rotatably arranged in the bearing seat in a penetrating manner, one end of the rotating shaft is fixedly connected with the movable bracket, and a bearing is arranged between the bearing seat and the rotating shaft.

3. The tension-adjustable wire rewinding device for the wrapping machine according to claim 2, wherein the number of the bearings is two, and the bearings are respectively positioned at two opposite sides of the bearing seat.

4. The tension-adjustable wire rewinding device for the wrapping machine according to claim 3, wherein a shaft shoulder is arranged at one end, close to the movable frame, of the rotating shaft, the side part of one bearing abuts against the shaft shoulder, a clamping groove is formed in the outer wall, far away from one end of the movable frame, of the rotating shaft, and a clamping spring is installed in the clamping groove and abuts against the side part of the other bearing.

5. The tension-adjustable wire rewinding device for the wrapping machine according to claim 1, wherein guide grooves are formed in the outer peripheral surface of the guide wheel, tension grooves are formed in the outer peripheral surface of the tension wheel, the number of the guide grooves is N, N is larger than or equal to 2 and is an integer, and the number of the tension grooves is N-1.

6. The tension-adjustable wire takeup device for a wrapping machine as claimed in claim 5, wherein the number of the guide grooves N=3.

7. The tension-adjustable wire take-up device for a wrapping machine according to claim 5, wherein a wire outlet wheel shaft is fixedly arranged on the tension frame, the guide wheel is rotatably arranged on the wire outlet wheel shaft, an L-shaped wire passing support is fixedly connected to the wire outlet wheel shaft, two guide rollers are rotatably arranged on the wire passing support, and a gap between the two guide rollers corresponds to the guide groove for wire outlet on the guide wheel.

8. The tension-adjustable wire rewinding device for the wrapping machine according to claim 1, wherein the telescopic structure is a telescopic cylinder, the cylinder body end of the telescopic cylinder is hinged with the base, and the extending end of the telescopic cylinder is hinged with the movable frame.

9. The tension-adjustable wire take-up device for a wrapping machine according to claim 1, wherein the wire take-up mechanism comprises a swing arm rotatable relative to the base and a driving assembly for driving the swing arm to rotate, a first jacking column and a second jacking column are respectively arranged at opposite ends of the swing arm, and a wire take-up reel is clamped between the first jacking column and the second jacking column.

10. The tension-adjustable wire rewinding device for a wrapping machine according to claim 9, wherein the wire rewinding mechanism comprises a wire rewinding seat and two guide posts rotatably and vertically arranged on the wire rewinding seat, a guide rail is fixedly arranged at the top of the swing arm, the length direction of the guide rail is arranged along the axial direction of the wire rewinding disc, and the wire rewinding seat is slidably connected with the guide posts.