CN214649210U - Steel belt fixing mechanism of bundling machine - Google Patents
Steel belt fixing mechanism of bundling machine Download PDFInfo
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- CN214649210U CN214649210U CN202120693106.XU CN202120693106U CN214649210U CN 214649210 U CN214649210 U CN 214649210U CN 202120693106 U CN202120693106 U CN 202120693106U CN 214649210 U CN214649210 U CN 214649210U
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- connecting rod
- fixed
- module
- tensioning
- cover plate
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Abstract
The utility model discloses a bundling machine steel band fixed establishment. The utility model discloses a hand wheel, steel band installing module and a plurality of connecting rod tensioning module, hand wheel and the coaxial swing joint of steel band installing module, every connecting rod tensioning module is installed inside the steel band installing module, and the steel band suit is in the steel band installing module, and the rotation of hand wheel makes every connecting rod tensioning module work, and every connecting rod tensioning module drives the steel band installing module, realizes the tensioning of steel band. The utility model discloses utilized the principle of four-bar linkage, once pushed down through the apron and realized the ascending tensioning of steel band circumference and radial side, increased substantially the efficiency of trading the steel band, and used link mechanism, the cost is reduced.
Description
Technical Field
The utility model relates to a steel band fixed establishment in packaging production line field specifically is a bundling machine steel band fixed establishment has been related to.
Background
The main mode of the steel belt fixing device of the existing bundling machine is bevel gear transmission, and three driven bevel gears in the vertical direction are driven to rotate by rotating a driving bevel gear on the front side, so that a tensioning block is tightly jacked to an inner ring of a steel belt. And then the cover plate is screwed tightly in a spiral mode to clamp the side surface of the steel belt, so that the efficiency is extremely low, and the processing cost of the bevel gear transmission mechanism is higher.
SUMMERY OF THE UTILITY MODEL
In order to overcome the problems of low efficiency, high processing cost and the like of the original steel belt fixing device of the bundling machine, the utility model aims to provide a steel belt fixing mechanism of the bundling machine.
In order to achieve the above purpose, the utility model discloses a technical scheme is:
the utility model discloses a hand wheel, steel band installing module and a plurality of connecting rod tensioning module, hand wheel and the coaxial swing joint of steel band installing module, every connecting rod tensioning module is installed inside the steel band installing module, and the steel band suit is in the steel band installing module, and the rotation of hand wheel makes every connecting rod tensioning module work, and every connecting rod tensioning module drives the steel band installing module, realizes the tensioning of steel band.
The steel belt installation module comprises a central fixing shaft, a plurality of fixing supporting legs, a cover plate, a plurality of moving supporting legs and a fixing back plate; the center of the fixed back plate is fixedly connected with one end of a central fixed shaft, the other end of the central fixed shaft is provided with threads, and the threads at the other end of the central fixed shaft penetrate through a through hole in the cover plate and then are connected with a threaded hole at the bottom of the hand wheel;
the fixed supporting legs and the movable supporting legs are respectively arranged on the circumferential side of the central fixed shaft at equal intervals, the middle part of each fixed supporting leg is fixedly connected with the central fixed shaft through a supporting rod, one ends of the fixed supporting legs are fixedly connected with the fixed back plate, one ends of the movable supporting legs are in sliding connection with the fixed back plate along the radial direction, the cover plate is provided with a plurality of hole grooves, the other ends of the fixed supporting legs and the movable supporting legs penetrate through the hole grooves to be connected with the cover plate, and steel belts are sleeved outside the fixed supporting legs and the movable supporting legs; each movable supporting leg is connected with the cover plate and the central fixed shaft through a connecting rod tensioning module;
each connecting rod tensioning module has the same structure and comprises two first connecting rods, two rollers, two second connecting rods, a third connecting rod, a return spring and a fixed connecting rod;
the third connecting rod is arranged between the cover plate and the fixed back plate, one end of the third connecting rod is provided with a roller, one end of the third connecting rod is connected with the cover plate in a sliding mode along the radial direction through the roller, a first connecting rod and a second connecting rod are hinged with one end of the third connecting rod, the hinged position is coaxial with the roller, the circumferential side face of the central fixed shaft is fixedly connected with the fixed connecting rod, two sides of the fixed connecting rod are respectively provided with a first protruding block and a second protruding block, the other end of the first connecting rod is hinged with the first protruding block, the circumferential side of the movable supporting leg is provided with a first protruding block and a second protruding block, and the other end of the second connecting rod is hinged with the first protruding block of the movable supporting leg;
the other end of the third connecting rod is provided with another roller, one end of another first connecting rod and one end of another second connecting rod are hinged with the other end of the third connecting rod, the hinged position is coaxial with the roller, the other end of another first connecting rod is hinged with the second protruding block, the other end of another second connecting rod is hinged with the second protruding block of the movable supporting leg, one end of a return spring is fixedly connected with the first protruding block, the other end of the return spring is fixedly connected with the third connecting rod, and the first connecting rod and the second connecting rod which are connected at one end form an included angle.
The number of the connecting rod tensioning modules is the same as that of the movable supporting legs.
The diameter of the excircle formed by the fixed supporting legs is smaller than that of the excircle formed by the fixed supporting legs.
The cover plate and the fixed back plate are both disc-shaped.
And a gap is formed between the end part of the other end of the third connecting rod and the fixed back plate.
The first connecting rod, the second connecting rod and the third connecting rod which are coaxial with the roller are one or more.
The utility model has the advantages that:
1) the two tensioning actions are combined into one, so that the time for replacing the steel belt is greatly shortened, the operation time is reduced, and the economic benefit is improved.
2) And a connecting rod mechanism is adopted, so that the assembly precision is reduced, and the assembly and the disassembly are more convenient.
3) And the link mechanism is easy to process and reduces the cost.
4) The stress position of the cover plate is thickened, so that the strength is increased, the working distance of the handle is reduced, and the time is saved.
Drawings
Fig. 1 is a front view of the present invention;
fig. 2 is a left side view of the home position of the present invention;
fig. 3 is a left side view of the final position of the present invention;
fig. 4 is an installation schematic of the present invention;
in the figure: 1. the device comprises a hand wheel 2, a central fixed shaft 3, fixed supporting legs 4, a cover plate 5, movable supporting legs 6, a fixed back plate 7, a first connecting rod 8, a roller wheel 9, a second connecting rod 10, a third connecting rod 11, a return spring 12 and a fixed connecting rod.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
As shown in fig. 1-4, the utility model discloses a hand wheel 1, steel band installing module and a plurality of connecting rod tensioning module, hand wheel 1 and the coaxial swing joint of steel band installing module, every connecting rod tensioning module is installed inside the steel band installing module, and the steel band suit is in the steel band installing module, and the rotation of hand wheel 1 makes every connecting rod tensioning module work, and every connecting rod tensioning module drives the steel band installing module, realizes the tensioning of steel band.
The steel belt installation module comprises a central fixed shaft 2, a plurality of fixed supporting legs 3, a cover plate 4, a plurality of movable supporting legs 5 and a fixed back plate 6; the center of the fixed back plate 6 is fixedly connected with one end of the central fixed shaft 2, the other end of the central fixed shaft 2 is provided with threads, and the threads at the other end of the central fixed shaft 2 penetrate through the through hole in the cover plate 4 and then are connected with the threaded hole at the bottom of the hand wheel 1; the other end of the central fixed shaft 2 is step-shaped, the cover plate 4 is arranged between the hand wheel 1 and the step surface at the other end of the central fixed shaft 2, and the step surface is limited by the cover plate 4; the cover plate 4 and the fixed back plate 6 are both disc-shaped.
A plurality of fixed supporting legs 3 and a plurality of movable supporting legs 5 are respectively arranged on the circumferential side of the central fixed shaft 2 at equal intervals, the plurality of fixed supporting legs 3 are arranged at equal intervals along the same circumference, and the plurality of movable supporting legs 5 are arranged at equal intervals along the same circumference. In specific implementation, the number of the fixed supporting feet 3 is four, the number of the movable supporting feet 5 is two, and the two movable supporting feet 5 are symmetrically arranged along the radial direction. The middle part of each fixed supporting leg 3 is fixedly connected with the central fixed shaft 2 through a supporting rod, one end of each fixed supporting leg 3 is fixedly connected with the fixed back plate 6, one end of each movable supporting leg 5 is in sliding connection with the fixed back plate 6 along the radial direction, the cover plate 4 is provided with a plurality of hole grooves, the other ends of the fixed supporting legs 3 and the movable supporting legs 5 penetrate through the hole grooves to be connected with the cover plate 4, and steel belts are sleeved outside the fixed supporting legs 3 and the movable supporting legs 5; each movable supporting foot 5 is connected with the cover plate 4 and the central fixed shaft 2 through a connecting rod tensioning module; the number of the connecting rod tensioning modules is the same as that of the movable supporting feet 5. In a specific implementation, the number of the tensioning modules is two.
Each connecting rod tensioning module has the same structure and comprises two first connecting rods 7, two rollers 8, two second connecting rods 9, a third connecting rod 10, a return spring 11 and a fixed connecting rod 12;
the third connecting rod 10 is arranged between the cover plate 4 and the fixed back plate 6, one end of the third connecting rod 10 is provided with a roller 8, one end of the third connecting rod 10 is connected with the cover plate 4 in a sliding mode along the radial direction through the roller 8, a first connecting rod 7 and a second connecting rod 9 are hinged with one end of the third connecting rod 10, the hinged position is coaxial with the roller 8, the circumferential side face of the central fixed shaft 2 is fixedly connected with a fixed connecting rod 12 through screws, two sides of the fixed connecting rod 12 are respectively provided with a first protruding block and a second protruding block, the other end of the first connecting rod 7 is hinged with the first protruding block, the circumferential side of the movable supporting foot 5 is provided with the first protruding block and the second protruding block, and the other end of the second connecting rod 9 is hinged with the first protruding block of the movable supporting foot 5;
the other end of the third connecting rod 10 is provided with another roller 8, one end of another first connecting rod 7 and one end of another second connecting rod 9 are hinged with the other end of the third connecting rod 10, the hinged position is coaxial with the roller 8, the other end of another first connecting rod 7 is hinged with the second protruding block, the other end of another second connecting rod 9 is hinged with the second protruding block of the movable supporting foot 5, one end of a return spring 11 is fixedly connected with the first protruding block, the other end of the return spring 11 is arranged at a position close to the another roller 8 and fixedly connected with the third connecting rod 10, and the first connecting rod 7 and the second connecting rod 9 which are connected at one end form an included angle. A gap is formed between the end of the other end of the third link 10 and the fixed backboard 6.
The first connecting rod 7, the second connecting rod 9 and the third connecting rod 10 which are coaxial with the roller 8 are one or more. In a specific implementation, the number of the first connecting rod 7, the second connecting rod 9 and the third connecting rod 10 which are coaxial with the roller 8 is two.
The diameter of the excircle formed by the fixed supporting leg 3 is smaller than that of the excircle formed by the fixed supporting leg 3. In specific implementation, the diameter of a circumscribed circle formed by the 4 fixed supporting legs 3 is 380 mm; when in tensioning, the diameter of a circle formed by externally tangent 2 movable supporting feet 5 is 400mm by taking an externally tangent circle formed by 4 fixed supporting feet 3 as a circle center. In the tensioned state, the effective gap between the cover plate 4 and the stationary backplate 6 is 200 mm.
The utility model discloses change the steel band process:
as shown in fig. 1, the hand wheel 1 is released anticlockwise, the cover plate 4 is removed, the linkage mechanism is automatically retracted under the action of the return spring 11, and the old steel belt can be removed. A new steel strip is then placed on the fixed support foot 3. The cover plate 4 is then installed back and the hand wheel 1 is installed back, rotating clockwise as shown in fig. 2. The hand wheel is screwed in gradually along the thread on the central fixed shaft 2, and the cover plate 4 is gradually close to the side surface of the steel belt under the action of the hand wheel 1. Along with the pushing down of apron 4, drive gyro wheel 8 and push down to make first connecting rod 7 and second connecting rod 9 use fixed connecting rod 12 to expand toward the outside as the strong point, thereby drive and remove supporting legs 5 and move toward the outside, final tensioning steel band inner circle, apron 4 also compresses tightly the steel band side this moment.
The above embodiments are provided with reference to the accompanying drawings. The examples will help to understand the invention, but do not limit the content of the invention. All modifications which can be derived or suggested by a person skilled in the art from the disclosure of the invention should be considered as within the scope of the invention.
Claims (7)
1. The utility model provides a bundling machine steel band fixed establishment which characterized in that: the steel belt tensioning device comprises a hand wheel (1), a steel belt installation module and a plurality of connecting rod tensioning modules, wherein the hand wheel (1) is coaxially and movably connected with the steel belt installation module, each connecting rod tensioning module is installed inside the steel belt installation module, a steel belt is sleeved in the steel belt installation module, the rotation of the hand wheel (1) enables each connecting rod tensioning module to work, and each connecting rod tensioning module drives the steel belt installation module to realize the tensioning of a steel belt.
2. A baler strip securing mechanism according to claim 1, characterised in that: the steel belt installation module comprises a central fixed shaft (2), a plurality of fixed supporting legs (3), a cover plate (4), a plurality of movable supporting legs (5) and a fixed back plate (6); the center of the fixed back plate (6) is fixedly connected with one end of the central fixed shaft (2), the other end of the central fixed shaft (2) is provided with threads, and the threads at the other end of the central fixed shaft (2) penetrate through the through hole in the cover plate (4) and then are connected with the threaded hole at the bottom of the hand wheel (1);
a plurality of fixed supporting feet (3) and a plurality of movable supporting feet (5) are respectively arranged on the circumferential side of the central fixed shaft (2) at equal intervals, the middle part of each fixed supporting foot (3) is fixedly connected with the central fixed shaft (2) through a supporting rod, one ends of the fixed supporting feet (3) are fixedly connected with the fixed back plate (6), one ends of the movable supporting feet (5) are in sliding connection with the fixed back plate (6) along the radial direction, a plurality of hole grooves are formed in the cover plate (4), the other ends of the fixed supporting feet (3) and the movable supporting feet (5) penetrate through the hole grooves to be connected with the cover plate (4), and steel belts are sleeved outside the fixed supporting feet (3) and the movable supporting feet (5); each movable supporting foot (5) is connected with the cover plate (4) and the central fixed shaft (2) through a connecting rod tensioning module;
each connecting rod tensioning module has the same structure and comprises two first connecting rods (7), two rollers (8), two second connecting rods (9), a third connecting rod (10), a return spring (11) and a fixed connecting rod (12);
the third connecting rod (10) is arranged between the cover plate (4) and the fixed back plate (6), one end of the third connecting rod (10) is provided with a roller (8), one end of the third connecting rod (10) is connected with the cover plate (4) in a sliding mode along the radial direction through the roller (8), a first connecting rod (7) and a second connecting rod (9) are hinged to one end of the third connecting rod (10), the hinged position is coaxial with the roller (8), the circumferential side face of the central fixed shaft (2) is fixedly connected with the fixed connecting rod (12), two sides of the fixed connecting rod (12) are respectively provided with a first protruding block and a second protruding block, the other end of the first connecting rod (7) is hinged to the first protruding block, the circumferential side of the movable supporting leg (5) is provided with the first protruding block and the second protruding block, and the other end of the second connecting rod (9) is hinged to the first protruding block of the movable supporting leg (5);
the other end of the third connecting rod (10) is provided with another roller (8), one end of another first connecting rod (7) and one end of another second connecting rod (9) are hinged with the other end of the third connecting rod (10), the hinged position is coaxial with the roller (8), the other end of another first connecting rod (7) is hinged with the second protruding block, the other end of another second connecting rod (9) is hinged with the second protruding block of the movable supporting foot (5), one end of a return spring (11) is fixedly connected with the first protruding block, the other end of the return spring (11) is fixedly connected with the third connecting rod (10), and the first connecting rod (7) and the second connecting rod (9) which are connected at one end are arranged in an included angle.
3. A baler strip securing mechanism according to claim 2, characterised in that: the number of the connecting rod tensioning modules is the same as that of the movable supporting feet (5).
4. A baler strip securing mechanism according to claim 2, characterised in that: the diameter of the excircle formed by the fixed supporting leg (3) is smaller than that of the excircle formed by the fixed supporting leg (3).
5. A baler strip securing mechanism according to claim 2, characterised in that: the cover plate (4) and the fixed back plate (6) are both disc-shaped.
6. A baler strip securing mechanism according to claim 2, characterised in that: and a gap is reserved between the end part of the other end of the third connecting rod (10) and the fixed back plate (6).
7. A baler strip securing mechanism according to claim 2, characterised in that: and one or more first connecting rods (7), second connecting rods (9) and third connecting rods (10) which are coaxial with the rollers (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120693106.XU CN214649210U (en) | 2021-04-06 | 2021-04-06 | Steel belt fixing mechanism of bundling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120693106.XU CN214649210U (en) | 2021-04-06 | 2021-04-06 | Steel belt fixing mechanism of bundling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214649210U true CN214649210U (en) | 2021-11-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120693106.XU Active CN214649210U (en) | 2021-04-06 | 2021-04-06 | Steel belt fixing mechanism of bundling machine |
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| Country | Link |
|---|---|
| CN (1) | CN214649210U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114834669A (en) * | 2022-04-21 | 2022-08-02 | 安徽金元素复合材料有限公司 | Automatic unfolding and cutting device for packing belt |
-
2021
- 2021-04-06 CN CN202120693106.XU patent/CN214649210U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114834669A (en) * | 2022-04-21 | 2022-08-02 | 安徽金元素复合材料有限公司 | Automatic unfolding and cutting device for packing belt |
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