CN215806084U - Constant tension synchronous belt tensioning mechanism - Google Patents
Constant tension synchronous belt tensioning mechanism Download PDFInfo
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- CN215806084U CN215806084U CN202121863556.5U CN202121863556U CN215806084U CN 215806084 U CN215806084 U CN 215806084U CN 202121863556 U CN202121863556 U CN 202121863556U CN 215806084 U CN215806084 U CN 215806084U
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Abstract
The utility model discloses a constant-tension synchronous belt tensioning mechanism which is fixedly arranged on a base of a traversing mechanism of a power output part of a textile machine and comprises a fixed adjusting base, a swinging connecting rod, a tensioning spring and a synchronous belt wheel. The fixed adjusting base is L-shaped, and a bolt hole and a swing hole are formed in a vertical plate of the fixed adjusting base; the swing connecting rod is provided with a first through hole, a second through hole and a pin hole, the swing connecting rod is connected with the fixed adjusting base through an interweaving bolt and a limiting bolt, the synchronous belt pulley is connected into the pin hole of the swing connecting rod through a bearing pin shaft, and the tension spring is installed between the fixed adjusting base and the swing connecting rod. In the use process, the synchronous belt is used for tensioning the synchronous belt pulley, and the tension of the synchronous belt is adjusted by compressing the tension spring through the swinging connecting rod, so that the tension balance of the synchronous belt is achieved to reduce the abrasion of the synchronous belt, and the service life is prolonged.
Description
Technical Field
The utility model relates to the technical field of textile machinery, in particular to a constant-tension synchronous belt tensioning mechanism.
Background
The power transmission of the existing textile machine is also applied to the transmission of a synchronous belt, the gears are often directly linked through the synchronous belt, the synchronous belt is often sleeved outside two linked gears by means of tools such as a pry bar and the like during installation, and the synchronous belt installed in the mode also has the defect of insufficient tensioning degree, so that the normal transmission between a motor and a rotating shaft is influenced, or the transmission precision between the motor and the rotating shaft is influenced; meanwhile, through long-time operation and vibration, the synchronous belt for transmission can be loosened, transmission deviation between gears is caused, even the phenomenon of wheel slip is caused, and the operation of the whole machine is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects of the prior art and provide a constant tension synchronous belt tensioning mechanism.
In order to solve the technical problems, the utility model adopts the technical scheme that: a constant tension synchronous belt tensioning mechanism is fixedly installed on a base of a transverse moving mechanism of a power output part of a textile machine and comprises a fixed adjusting base, a swinging connecting rod, a tensioning spring and a synchronous belt wheel. The fixing and adjusting base is L-shaped, a transverse plate of the fixing and adjusting base is provided with a long fixing hole, a vertical plate of the fixing and adjusting base is provided with a bolt hole and a swing hole, and a spring hole seat is fixedly arranged on the back side of the vertical plate and opposite to the transverse plate; the swing connecting rod is provided with a first through hole, a second through hole and a pin shaft hole, the outer side edge wall of the swing connecting rod is provided with a spring top seat, the spring top seat is positioned at the lower side of the pin shaft hole, and an interweaving bolt penetrates through the first through hole and a bolt hole in the fixed adjusting base to connect the swing connecting rod with the fixed adjusting base and is fastened by a nut; the limiting bolt penetrates through the second through hole and is connected with a swing hole in the fixed adjusting base; the synchronous belt wheel is connected to a pin shaft hole of the swinging connecting rod through a bearing pin shaft and is fastened through a nut; the tensioning spring is arranged between the fixed adjusting base and the swinging connecting rod, one end of the tensioning spring is propped against the spring hole seat, and the other end of the tensioning spring is propped against the spring top seat.
Furthermore, the fixed adjusting base is integrally formed, two long fixing holes which are parallel to each other are arranged on a transverse plate of the fixed adjusting base, the length direction of each long fixing hole is perpendicular to the vertical plate, and the long fixing holes are connected to the base of the transverse moving mechanism through fixing bolts; the swinging hole is arc-shaped on the vertical plate and is positioned on the outer side of the bolt hole, and the circle center of the central arc line of the swinging hole is coincided with the circle center of the bolt hole.
Furthermore, synchronous pulley and fixed adjustment base are located the both sides of swing connecting rod respectively.
Preferably, the interweaving bolt and the limiting bolt are sleeved with shaft sleeves.
Preferably, the interweaving bolt and the limiting bolt are both half-thread bolts.
Further, when the synchronous belt tensioning mechanism is fixedly installed on the base of the traversing mechanism, the synchronous belt connecting the power shaft gear and the gear on the speed reducer is installed around the synchronous belt wheel, and the synchronous belt wheel is located on the inner side of the synchronous belt.
Compared with the prior art, the utility model has the following beneficial effects: in the use process, the synchronous belt is used for tensioning the synchronous belt pulley, and the tension of the synchronous belt is adjusted by compressing the tension spring through the swinging connecting rod, so that the tension balance of the synchronous belt is achieved to reduce the abrasion of the synchronous belt, and the service life is prolonged.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic view of the fixed adjustable base of the present invention;
FIG. 4 is a schematic view of the construction of the swing link of the present invention;
FIG. 5 is a diagram of an example of an application of the present invention;
in the figure: 1. the device comprises a fixed adjusting base, a swing connecting rod, a synchronous belt pulley, a tension spring, a interweaving bolt, a limiting bolt, a bearing pin shaft, a nut and a fixing adjusting base, wherein the fixing adjusting base 2, the swing connecting rod 3, the synchronous belt pulley, the tension spring 4, the interweaving bolt 5, the limiting bolt 6 and the bearing pin shaft 7 are arranged on the bearing pin shaft 8;
11. the device comprises transverse plates 12, vertical plates 13, spring hole seats 14, long fixing holes 15, bolt holes 16 and swing holes;
21. the spring top seat comprises a first through hole 22, a second through hole 23, a pin shaft hole 24 and a spring top seat;
91. the device comprises a base 92 of a traversing mechanism, a speed reducer 93, a power shaft 94, a synchronous belt 95 and a driving gear.
Detailed Description
It should be noted that, in the present invention, the terms such as "upper", "lower", "left", "right", "front", "back", and the like indicate the orientation or the positional relationship based on the drawings, and the terms are only the terms determined for convenience of describing the structural relationship of the components of the present invention, and do not refer to any components of the present invention, and are not to be construed as limiting the present invention.
In addition, in the present invention, the descriptions related to the "first" and the "second" are only used for description purposes, not specifically referring to the order or sequence, and not for limiting the present invention, but only for distinguishing the components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of the indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
The following detailed description of embodiments of the utility model is provided in conjunction with the appended drawings:
as shown in fig. 1 to 2, a constant tension synchronous belt tensioning mechanism includes a fixed adjusting base 1, a swing link 2, a tension spring 4 and a synchronous pulley 3. With reference to fig. 3, the whole fixed adjusting base 1 is in an L-shaped structure, and is composed of a transverse plate 11 and a vertical plate 12, two parallel long fixing holes 14 are formed in the transverse plate 11, and the length direction of the long fixing holes 14 is perpendicular to the plane where the vertical plate 12 is located; on the front side of the vertical plate 12 (i.e. the side opposite to the position where the transverse plate 11 is arranged), a spring hole seat 13 is formed by extending an angle from the transverse plate 11; the vertical plate 12 is provided with a bolt hole 15 and a swing hole 16, the swing hole 16 is arc-shaped and is positioned at the outer side of the bolt hole 15, and the center of a central arc line is superposed with the center of the bolt hole 15; the fixed adjusting base 1 is integrally formed. Referring to fig. 4, the swing link 2 is a linkage plate, and is provided with a first through hole 21, a second through hole 22 and a pin hole 23, and a spring top seat 24 is further provided on the side edge of the swing link 2, and the spring top seat 24 is located below the pin hole 23. The swing connecting rod 2 is connected with the fixed adjusting base 1 through an interweaving bolt 5, and the interweaving bolt 5 penetrates through a bolt hole 15 in the fixed adjusting base 1 and a first through hole 21 in the swing connecting rod 2 and is fastened by a nut, so that the swing connecting rod 2 can rotate around the interweaving bolt 5; the limit bolt 6 penetrates through a swing hole 16 in the fixed adjusting base 1 and a second through hole 22 in the swing connecting rod 2, is fastened by a nut, and limits the swing angle of the swing connecting rod 2 under the matching action of the swing hole 16 and the limit bolt 6; in the pin shaft hole 23 of the swing connecting rod 2, a synchronous belt wheel 3 is connected and installed through a bearing pin shaft 7 and a nut 8, and the synchronous belt wheel 3 and the fixed adjusting base 1 are respectively positioned at two sides of the swing connecting rod 2. The tension spring 4 is installed between the fixed adjusting base 1 and the swinging connecting rod 2, the upper end of the tension spring abuts against the spring top seat 24 of the swinging connecting rod 2, and the lower end of the tension spring abuts against the spring hole seat 13 of the fixed adjusting base 1.
Preferably, the interweaving bolt 5 and the limiting bolt 6 are sleeved with shaft sleeves, so that friction is reduced, and rotation is facilitated.
Preferably, the interweaving bolt 5 and the limiting bolt 6 are both half-thread bolts.
When the constant tension synchronous belt tensioning mechanism is used, as shown in fig. 5, the constant tension synchronous belt tensioning mechanism is fixedly installed on a transverse mechanism base 91 of a power output part of a textile machine, a speed reducer 92 is installed on the transverse mechanism base 91, the synchronous belt tensioning mechanism is fixed on the transverse mechanism base 91 through a fixing bolt penetrating through a long fixing hole 14 and located at the side of the speed reducer 92, and the position of the fixing bolt fixed in the long fixing hole 14 can be adjusted according to specific conditions so as to adjust the running position of a synchronous belt pulley 3. When the synchronous belt 94 connecting the driving gear 95 on the power shaft 93 and the gear on the speed reducer 92 is installed, the synchronous belt rotates around the synchronous belt pulley 3, the synchronous belt pulley 3 is positioned on the inner side of the synchronous belt 94, the tension of the whole synchronous belt 94 can be adjusted in real time under the action of the elastic force of the tension spring 4, and stable transmission of power is guaranteed.
Finally, it should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention, and the present invention is not limited to the above-mentioned examples, and those skilled in the art should also make changes, modifications, additions or substitutions within the spirit and scope of the present invention.
Claims (6)
1. The utility model provides a constant tension hold-in range straining device, fixed mounting is on the mechanism base that traverses of weaving machine power take off part, its characterized in that: the device comprises a fixed adjusting base, a swinging connecting rod, a tension spring and a synchronous belt pulley, wherein the fixed adjusting base is L-shaped, a transverse plate of the fixed adjusting base is provided with a long fixing hole, a vertical plate of the fixed adjusting base is provided with a bolt hole and a swinging hole, and a spring hole seat is fixedly arranged on the back side of the vertical plate and opposite to the transverse plate; the swing connecting rod is provided with a first through hole, a second through hole and a pin shaft hole, the outer side edge wall of the swing connecting rod is provided with a spring top seat, the spring top seat is positioned at the lower side of the pin shaft hole, and an interweaving bolt penetrates through the first through hole and a bolt hole in the fixed adjusting base to connect the swing connecting rod with the fixed adjusting base and is fastened by a nut; the limiting bolt penetrates through the second through hole and is connected with a swing hole in the fixed adjusting base; the synchronous belt wheel is connected to a pin shaft hole of the swinging connecting rod through a bearing pin shaft and is fastened through a nut; the tensioning spring is arranged between the fixed adjusting base and the swinging connecting rod, one end of the tensioning spring is propped against the spring hole seat, and the other end of the tensioning spring is propped against the spring top seat.
2. A constant tension synchronous belt tensioning mechanism as in claim 1, wherein: the fixed adjusting base is integrally formed, two long fixing holes which are parallel to each other are arranged on a transverse plate of the fixed adjusting base, the length direction of each long fixing hole is perpendicular to a vertical plate, and the long fixing holes are connected to the transverse mechanism base through fixing bolts; the swinging hole is arc-shaped on the vertical plate and is positioned on the outer side of the bolt hole, and the circle center of the central arc line of the swinging hole is coincided with the circle center of the bolt hole.
3. A constant tension synchronous belt tensioning mechanism as in claim 1, wherein: the synchronous belt wheel and the fixed adjusting base are respectively positioned on two sides of the swinging connecting rod.
4. A constant tension synchronous belt tensioning mechanism as in claim 1, wherein: the interweaving bolt and the limiting bolt are sleeved with shaft sleeves.
5. A constant tension synchronous belt tensioning mechanism as in claim 1, wherein: the interweaving bolt and the limiting bolt are both half-thread bolts.
6. A constant tension synchronous belt tensioning mechanism as in claim 1, wherein: when the synchronous belt tensioning mechanism is fixedly arranged on the base of the traversing mechanism, a synchronous belt for connecting the power shaft gear and the upper gear of the speed reducer is arranged around a synchronous belt wheel, and the synchronous belt wheel is positioned on the inner side of the synchronous belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121863556.5U CN215806084U (en) | 2021-08-11 | 2021-08-11 | Constant tension synchronous belt tensioning mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121863556.5U CN215806084U (en) | 2021-08-11 | 2021-08-11 | Constant tension synchronous belt tensioning mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215806084U true CN215806084U (en) | 2022-02-11 |
Family
ID=80130003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121863556.5U Active CN215806084U (en) | 2021-08-11 | 2021-08-11 | Constant tension synchronous belt tensioning mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215806084U (en) |
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2021
- 2021-08-11 CN CN202121863556.5U patent/CN215806084U/en active Active
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