CN219418596U - Tension control stable half-cut type wrapping head - Google Patents
Tension control stable half-cut type wrapping head Download PDFInfo
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- CN219418596U CN219418596U CN202223272272.6U CN202223272272U CN219418596U CN 219418596 U CN219418596 U CN 219418596U CN 202223272272 U CN202223272272 U CN 202223272272U CN 219418596 U CN219418596 U CN 219418596U
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Abstract
The semi-cutting type wrapping head with stable tension control comprises a hollow rotating shaft, a tape releasing mechanism, a bracket and a supporting seat; defining the axis of the wrapped conductor as a straight line; the tape releasing mechanism comprises a tape releasing shaft and a tape releasing disc; the belt releasing shaft is connected to the front fixing plate, and the belt releasing disc is connected to the belt releasing shaft through a bearing device; the axis of rotation of the payout disc is perpendicular to line l. The tension adjusting mechanism comprises a permanent magnet brake; the permanent magnetic brake is connected with the front fixing plate; the output shaft of the permanent magnet brake rotates synchronously with the reel through a transmission structure. The utility model has simple structure and convenient operation, can provide stable tension for the wrapping belt by adjusting the torque value of the permanent magnet brake, ensures that the wrapping belt and the stranded conductor are tightly and circularly wound together, has stable wrapping pitch and covering rate, improves the wrapping quality and improves the utilization rate of the wrapping belt materials.
Description
Technical Field
The utility model relates to the technical field of wrapping equipment of cage strander, in particular to a half-cut wrapping head.
Background
The semi-cut type wrapping head is equipment for tightly and circularly wrapping the wrapping tape and the stranded conductor (the wrapping tape wraps the conductor), and plays an important role in the production and manufacture of cables.
The existing half-cut wrapping heads are controlled by mechanical tension, and the friction force between the friction belt and the belt wheel is regulated so as to control the tension of the wrapping belt. The tightness of the friction belt is regulated by the force of the spring, so that the stability is poor and the friction belt is difficult to control accurately. And the tension of the wrapping belt can be gradually increased along with the consumption of the wrapping belt, and the belt needs to be stopped and adjusted in time. The change amplitude of the wrapping pitch and the covering rate is large due to the difference of adjustment, and the wrapping quality is influenced.
Therefore, the utility model provides a half-cut wrapping machine with stable tension control, which is used for solving the problems.
Disclosure of Invention
The utility model aims to provide a half-cut wrapping head with stable tension control so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the semi-cutting type wrapping head with stable tension control comprises a hollow rotating shaft 2, a tape releasing mechanism 4, a bracket 6 and a supporting seat 7;
defining the axis of the wrapped conductor as a straight line;
the hollow rotating shaft 2 comprises a main shaft barrel 8 and a front threading barrel 28, wherein the inside of the main shaft barrel 8 and the inside of the front threading barrel 28 are respectively provided with a cylindrical hollow for conductor wiring, and the axes of the main shaft barrel 8 and the front threading barrel 28 are coincident with a straight line l;
the front end of the main shaft barrel is fixedly connected with a front fixing plate 10; the rear end of the front threading cylinder 28 is fixedly connected with the rear fixing plate 12; the front fixing plate 10 and the fixing plate 12 are connected through a plurality of parallel connecting rods 11, and a hollow surrounded by the connecting rods is a conductor wrapping operation area;
the front threading cylinder 28 is connected to the supporting seat 7 through a supporting seat bearing sleeve, and the supporting seat 7 is connected with the bracket 6;
the tape release mechanism 4 comprises a tape release shaft 20 and a tape release disc 25; the tape release shaft 20 is connected to the front fixing plate 10, and the tape release disc 25 is connected to the tape release shaft through a bearing device; the axis of rotation of the payout disc 25 is perpendicular to the line l; the guide roller 5 corresponding to the reel 25 is mounted on the link.
Also comprises a tension adjusting mechanism 3 which comprises a permanent magnetic brake 16; a permanent magnet brake 16 is connected to the front fixed plate 10; the output shaft of the permanent magnet brake 16 rotates synchronously with the reel 25 through a transmission structure.
When in use, the main shaft cylinder 8 is connected with an external power device through a transmission device, and the external power device drives the main shaft cylinder 8 to rotate, so as to drive the tape releasing disc around which the tape is wound to rotate. As the conductor advances, the tape is wrapped around the conductor with a specific coverage. The permanent magnet brake 16 provides stable braking torque during operation, and is transmitted to the reel through the transmission structure to inhibit rotation of the reel, thereby providing stable tension to the wrapping tape, so that the wrapping tape is tightly wrapped outside the conductor.
Further: the transmission structure between the permanent magnet brake 16 and the reel 25 comprises a pinion gear 18 and a large gear 19; an output shaft of the permanent magnet brake 16 is connected with a pinion 18 through a short shaft 17; the large gear 19 is connected to the tape releasing shaft and rotates synchronously with the tape releasing disc 25; pinion 18 and bull gear 19 mesh.
Further: the guide roller 5 is arranged on the connecting rod 11 through a guide roller connecting mechanism; the guide roller connecting mechanism comprises a jacket; the jacket is divided into two parts connected through bolts, the opposite sides of the two parts of the jacket are provided with arc-shaped concave parts, and the two concave parts of the jacket enclose a space where the connecting rod 11 is positioned;
any part of the jacket is connected with a connecting guide roller connecting rod, a waist-shaped through hole is formed in the connecting guide roller connecting rod, and the length direction of the waist-shaped through hole is perpendicular to the axis direction of the connecting rod;
the bottom end of the rotating shaft of the guide roller is connected in the waist-shaped through hole through a bolt, and the position of the rotating shaft of the guide rod along the length direction of the through hole is adjustable; the rotation axis of the guide roller is perpendicular to the connecting rod 11.
Further: the belt releasing mechanism 4, the guide roller and the tension adjusting mechanism 3 are provided with two sets which are respectively connected with the upper side and the lower side of one axial section of the main shaft cylinder body 8.
Further: the tape releasing mechanism 4 further comprises a tape releasing shaft sleeve 21; the outer part of the belt releasing shaft sleeve 21 is connected with a belt releasing disc 25, and the front end of the belt releasing shaft sleeve 21 is internally provided with a step structure;
the middle part and the front part of the tape releasing shaft are separated by annular bulges; the front part of the tape releasing shaft is in a shape of a truncated cone with a large rear end and a small front end; the front end of the front part of the belt placing shaft is provided with external threads, and the rear part of the belt placing shaft at the external threads is connected with a small bearing 23; the middle part of the belt releasing shaft is sleeved with a bearing sleeve 27 through a large bearing; the large bearing is arranged at the rear side of the annular bulge;
the belt releasing shaft sleeve 21 penetrates out of the front part of the belt releasing shaft from the front end of the belt releasing shaft, and the small bearing 23 supports the belt releasing shaft sleeve 21; a spiral cover 22 is screwed on the external thread of the belt releasing shaft, and the spiral cover 22 is pressed on the step structure;
the portion of the tape release sleeve 21 is connected to the bearing sleeve 27 by a flange connection.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model has the advantages of simple structure, convenient operation, stable tension control, improved wrapping quality and improved wrapping belt material utilization rate.
2. The tension adjusting mechanism can provide stable braking torque and provide stable tension for the wrapping belt through gear transmission.
3. The tape releasing mechanism can enable the tape winding and the stranded conductor to be tightly and circularly wound together, and the tape winding pitch and the cover rate are stable.
Drawings
FIG. 1 is a schematic diagram (main view) of an embodiment of the structure of the present utility model;
FIG. 2 is a schematic view of the hollow shaft of FIG. 1 (perspective view of the hollow shaft in use, with a take-off reel);
FIG. 3 is a schematic view of the tension adjusting mechanism in FIG. 1 (right view);
FIG. 4 is a schematic view of the unwind mechanism of FIG. 1 (with the unwind shaft axially cut away);
in the figure: 1-gearbox, 2-hollow rotating shaft, 3-tension adjusting mechanism, 4-belt releasing mechanism, 5-guide roller, 6-bracket, 7-supporting seat, 8-main shaft cylinder, 9-fixed block, 10-front fixed plate, 11-connecting rod, 12-rear fixed plate, 13-support cover plate, 14-support bearing sleeve, 15-L-plate, 16-permanent magnet brake, 17-short shaft, 18-pinion, 19-big gear, 20-belt releasing shaft, 21-belt releasing shaft sleeve, 22-spiral cover, 23-small bearing, 24-upper disc clamping plate sleeve, 25-belt releasing disc, 26-big bearing, 27-bearing sleeve, 28-front threading cylinder, 29-annular bulge, 30-jacket, 31-guide roller connecting rod and 32-waist through hole.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 4, a half-cut wrapping head with stable tension control in the present embodiment includes a hollow rotating shaft 2, a tape releasing mechanism 4, a bracket 6, and a supporting seat 7; the axis of the wrapped conductor is defined as a straight line l.
In this example, an external motor is connected through a gearbox 1. The main shaft cylinder 8 can be externally connected with a coaxial belt wheel, and then connected with an external motor through a belt transmission mechanism.
In the example, the main shaft cylinder body 8 can be fixedly connected with the output shaft of the gearbox 1 through a flange type connecting structure, and the transmission effect is high. The gear box 1 is a hollow gear box (hollow shaft speed reducer) in the output shaft, and the conductor passes through the hollow of the output shaft of the gear box and then passes through the hollow of the main shaft barrel 8.
With further reference to fig. 2, the hollow rotating shaft 2 comprises a main shaft barrel 8 and a supporting seat 7, a front fixing plate 10 on the main shaft barrel 8 is connected with a rear fixing plate 12 on the supporting seat 7 into a whole through four connecting rods and is fixedly connected to the gearbox 1, the tension adjusting mechanism 3 is fixedly connected with one of the upper end and the lower end of the front fixing plate 10, the belt releasing mechanism 4 is fixedly connected with one of the two fixing blocks 9, the guide roller 5 is arranged on the connecting rod 11, and the bracket 6 is fixedly connected with a support bearing sleeve 14 on the supporting seat 7.
With further reference to fig. 3, the tension adjusting mechanism 3 comprises a permanent magnet brake 16, a pinion 18 and a large gear 19, wherein the permanent magnet brake 16 is connected with the pinion 18 through a short shaft 17, is fixedly connected to the front fixing plate 10 through an L-shaped plate 15, and is meshed with the large gear 19 connected to a bearing sleeve 27. The permanent magnet brake 16 provides stable braking torque during operation and provides stable tension to the wrap around strap through a gear drive.
The guide roller 5 is arranged on the connecting rod 11 through a guide roller connecting mechanism; the guide roller connecting mechanism comprises a jacket 30; the jacket is divided into two parts connected through bolts, the opposite sides of the two parts of the jacket are provided with arc-shaped concave parts, and the two concave parts of the jacket enclose a space where the connecting rod 11 is positioned;
any part of the jacket is connected with a connecting guide roller connecting rod 31, a waist-shaped through hole 32 is formed in the connecting guide roller connecting rod, and the length direction of the waist-shaped through hole is perpendicular to the axis direction of the connecting rod;
the bottom end of the rotating shaft of the guide roller is fixedly connected in the waist-shaped through hole through a bolt, and the position of the rotating shaft of the guide rod along the length direction of the through hole is adjustable; the rotation axis of the guide roller is perpendicular to the connecting rod 11.
With further reference to fig. 4, the tape releasing mechanism 4 comprises a tape releasing shaft 20, a tape releasing shaft sleeve 21 and a tape releasing disc 25, wherein two ends of the tape releasing shaft 20 are respectively connected with the tape releasing shaft sleeve 21 and a large bearing 26 through a small bearing 23, and are connected with a bearing sleeve 27, and are screwed by a screw cap 22 and then connected with a fixed block 9, and the tape releasing shaft sleeve 21 is connected with the tape releasing disc 25 (the tape releasing disc 25 is composed of two parallel tape releasing disc sheets, and a tape wrapping space is formed between the two tape releasing disc sheets). Specifically, the belt releasing shaft sleeve 21 is externally connected with a belt releasing disc 25, and the front end of the belt releasing shaft sleeve 21 is internally provided with a step structure;
the middle part and the front part of the tape releasing shaft are separated by annular bulges; the front part of the tape releasing shaft is in a shape of a truncated cone with a large rear end and a small front end; the front end of the front part of the belt placing shaft is provided with external threads, and the rear part of the belt placing shaft at the external threads is connected with a small bearing 23; the middle part of the belt releasing shaft is sleeved with a bearing sleeve 27 through a large bearing; the large bearing is arranged at the rear side of the annular bulge;
the belt releasing shaft sleeve 21 penetrates out of the front part of the belt releasing shaft from the front end of the belt releasing shaft, and the small bearing 23 supports the belt releasing shaft sleeve 21; a spiral cover 22 is screwed on the external thread of the belt releasing shaft, and the spiral cover 22 is pressed on the step structure;
the portion of the tape release sleeve 21 is connected to the bearing sleeve 27 by a flange connection.
The wrapping tape and the stranded conductor are tightly and circularly wound together by the tape releasing mechanism 4.
In this example, the belt feeding mechanism 4, the guide roller and the tension adjusting mechanism 3 are provided with two sets, which are respectively connected to the upper and lower sides of one axial section of the main shaft cylinder 8.
Working principle: in the course of the operation of the device,
firstly, adjusting the scale value setting torque of the permanent magnet brake 16 according to the mechanical properties of wrapping tape and the like;
the strapping tape is then placed between the two reels 25, and the upper clamping plate sleeve 24 is screwed,
and then the winding belt is connected to the stranded conductor through the guide roller 5 to finish the belt feeding work.
The tension adjusting mechanism 3 can provide stable tension for the wrapping belt, the wrapping belt and the stranded conductor are tightly and circularly wound together through the belt releasing mechanism 4, the wrapping pitch and the covering rate are stable, the wrapping quality is improved, and the wrapping belt material utilization rate is improved.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The semi-cutting type wrapping head with stable tension control comprises a hollow rotating shaft, a tape releasing mechanism, a bracket and a supporting seat;
defining the axis of the wrapped conductor as a straight line;
the hollow rotating shaft comprises a main shaft barrel and a front threading barrel, wherein cylindrical hollows for conductor routing are formed in the main shaft barrel and the front threading barrel, and the axes of the main shaft barrel and the front threading barrel coincide with a straight line I;
the front end of the main shaft barrel is fixedly connected with a front fixing plate; the rear end of the front threading cylinder is fixedly connected with a rear fixing plate; the front fixing plate is connected with the fixing plate through a plurality of parallel connecting rods, and the hollow surrounded by each connecting rod is a conductor wrapping operation area;
the front threading cylinder is connected with the supporting seat through the supporting seat bearing sleeve, and the supporting seat is connected with the bracket;
the tape releasing mechanism comprises a tape releasing shaft and a tape releasing disc; the belt releasing shaft is connected to the front fixing plate, and the belt releasing disc is connected to the belt releasing shaft through a bearing device; the rotation axis of the tape releasing disc is perpendicular to the straight line I; the guide roller corresponding to the tape releasing disc is arranged on the connecting rod;
the device is characterized by also comprising a tension adjusting mechanism, which comprises a permanent magnet brake; the permanent magnetic brake is connected with the front fixing plate; the output shaft of the permanent magnet brake rotates synchronously with the reel through a transmission structure.
2. The tension-controlled stable half-cut bobbin head of claim 1, wherein the transmission structure between the permanent magnet brake and the reel comprises a pinion and a bull gear; an output shaft of the permanent magnetic brake is connected with the pinion through a short shaft; the large gear is connected with the belt releasing shaft and rotates synchronously with the belt releasing shaft; the pinion gear is meshed with the bull gear.
3. The tension-controlled stable half-cut wrapping head according to claim 1, characterized in that the guide roller is mounted on the connecting rod through a guide roller connecting mechanism; the guide roller connecting mechanism comprises a jacket; the clamping sleeve is divided into two parts connected through bolts, the opposite sides of the two parts of the clamping sleeve are provided with arc-shaped concave parts, and the two concave parts of the clamping sleeve enclose a space where the connecting rod is positioned;
any part of the jacket is connected with a connecting guide roller connecting rod, a waist-shaped through hole is formed in the connecting guide roller connecting rod, and the length direction of the waist-shaped through hole is perpendicular to the axis direction of the connecting rod;
the bottom end of the rotating shaft of the guide roller is connected in the waist-shaped through hole through a bolt, and the position of the rotating shaft of the guide rod along the length direction of the through hole is adjustable; the rotating shaft of the guide roller is perpendicular to the connecting rod.
4. A tension-controlled stable half-cut wrapping head according to claim 1, 2 or 3, characterized in that the tape feeding mechanism, the guide roller and the tension adjusting mechanism are provided with two identical sets, which are respectively connected to the upper and lower sides of an axial section of the main shaft cylinder.
5. The tension-controlled stable half-cut wrap head of claim 1, wherein the tape release mechanism further comprises a tape release sleeve; the outer part of the belt releasing shaft sleeve is connected with a belt releasing disc, and the front end of the belt releasing shaft sleeve is internally provided with a step structure;
the middle part and the front part of the tape releasing shaft are separated by annular bulges; the front part of the tape releasing shaft is in a shape of a truncated cone with a large rear end and a small front end; the front end of the front part of the belt placing shaft is provided with external threads, and the rear part of the belt placing shaft at the external threads is connected with a small bearing; the middle part of the belt releasing shaft is sleeved with a bearing sleeve through a large bearing; the large bearing is arranged at the rear side of the annular bulge;
the front end of the belt releasing shaft sleeve self-releasing shaft penetrates out of the front part of the belt releasing shaft sleeve, and the belt releasing shaft sleeve is supported by a small bearing; a spiral cover is screwed on the external thread of the belt releasing shaft and is pressed on the step structure;
the part of the belt releasing shaft sleeve is connected with the bearing sleeve through a flange connection structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223272272.6U CN219418596U (en) | 2022-12-07 | 2022-12-07 | Tension control stable half-cut type wrapping head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223272272.6U CN219418596U (en) | 2022-12-07 | 2022-12-07 | Tension control stable half-cut type wrapping head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219418596U true CN219418596U (en) | 2023-07-25 |
Family
ID=87236473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223272272.6U Active CN219418596U (en) | 2022-12-07 | 2022-12-07 | Tension control stable half-cut type wrapping head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219418596U (en) |
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2022
- 2022-12-07 CN CN202223272272.6U patent/CN219418596U/en active Active
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