CN215928269U - Belt tightness degree adjusting device - Google Patents
Belt tightness degree adjusting device Download PDFInfo
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- CN215928269U CN215928269U CN202122189562.3U CN202122189562U CN215928269U CN 215928269 U CN215928269 U CN 215928269U CN 202122189562 U CN202122189562 U CN 202122189562U CN 215928269 U CN215928269 U CN 215928269U
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- belt
- hand wheel
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- seat
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Abstract
The utility model discloses a belt tightness adjusting device which comprises a motor, a motor belt pulley, a belt tightness adjusting hand wheel, a hand wheel fixing handle, a fixing seat and a sliding seat, wherein the motor belt pulley is connected with an output shaft of the motor, the motor belt pulley is driven by the belt, the motor is fixed on the sliding seat, the belt tightness adjusting hand wheel is installed on the fixing seat, the sliding seat can realize linear sliding relative to the fixing seat through rotation of the belt tightness adjusting hand wheel, and the hand wheel fixing handle can fixedly connect the belt tightness adjusting hand wheel with the fixing seat. According to the belt tightness adjusting device provided by the utility model, before the tightness of the belt is adjusted, the hand wheel fixing handle is firstly released, then the hand wheel is adjusted until the tightness of the belt is proper, and then the hand wheel fixing handle is locked. This structure convenient operation is swift, practices thrift the manpower, raises the efficiency, guarantees belt life and processingquality.
Description
Technical Field
The utility model relates to the technical field of furniture production and processing devices, in particular to a belt tightness adjusting device.
Background
The main shaft of the router is generally driven by a motor through a belt and a belt pulley to rotate. If the belt is too tight, the abrasion of the main shaft bearing and the belt is aggravated, the belt is smoky and blackened, the arrangement is broken, and the service life is shortened; if the belt is too loose, the phenomenon of belt slip will appear, and the processing rotational speed is not enough, leads to the loss of power transmission, and the machined surface is crude simultaneously. Therefore, the belt tightness should be checked frequently and adjusted in time.
Among the prior art, the mode of adjustment belt elasticity generally is the position of adjustment motor, and current router motor generally adopts the bolt fastening on the support, outwards or the inside motor that moves with the crowbar, and then changes the elasticity of belt. After adjustment, the fixing bolt on the motor re-support is screwed down. The operation is complicated and inefficient.
SUMMERY OF THE UTILITY MODEL
The utility model provides a belt tightness adjusting device aiming at the technical problems.
In order to achieve the above purpose, the utility model provides the following technical scheme:
the utility model provides a belt tightness adjusting device, includes motor, motor pulley, belt tightness adjustment hand wheel, the fixed handle of hand wheel, fixing base and sliding seat, the output shaft of motor pulley and motor, motor pulley passes through belt drive, the motor is fixed on the sliding seat, belt tightness adjustment hand wheel is installed on the fixing base, the sliding seat passes through the rotation of belt tightness adjustment hand wheel and can realize the relative fixing base straight line and slide, the fixed handle of hand wheel can be with belt tightness adjustment hand wheel and fixing base fixed connection.
Furthermore, one side of the fixed seat is formed with two sliding blocks which are arranged in parallel along the sliding direction of the sliding seat, one side of the sliding seat adjacent to the fixed seat is formed with a sliding groove, and the two sliding blocks are embedded into the sliding groove and are respectively arranged at two ends of the sliding groove.
Furthermore, the cross section of the chute is trapezoidal, and the caliber of the chute is gradually reduced along the direction from the bottom of the chute to the opening.
Further, the slider is adapted to the shape of the chute.
Furthermore, the belt tightness adjusting hand wheel converts the rotary motion of the belt tightness adjusting hand wheel into the linear motion of the sliding seat through a gear and a rack.
Furthermore, the gear rotates on one side of the fixed seat and is connected with a belt tightness adjusting hand wheel on the other side of the fixed seat through a rotating shaft, and the rack is fixed on one side of the sliding seat, is positioned in the sliding groove and is parallel to the sliding direction of the sliding seat.
Furthermore, a screw hole is formed in the belt tightness adjusting hand wheel, the hand wheel fixing handle is a threaded screw rod with threads, a nut is arranged at the end of the hand wheel fixing handle, and the belt tightness adjusting hand wheel is fixedly locked by screwing the screw rod into the screw hole and tightly pushing the screw rod on the fixing seat.
Compared with the prior art, the utility model has the beneficial effects that:
according to the belt tightness adjusting device provided by the utility model, before the tightness of the belt is adjusted, the hand wheel fixing handle is firstly released, then the hand wheel is adjusted until the tightness of the belt is proper, and then the hand wheel fixing handle is locked. This structure convenient operation is swift, practices thrift the manpower, raises the efficiency, guarantees belt life and processingquality.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
Fig. 1 is a schematic structural view of a belt tightness adjusting device according to an embodiment of the present invention.
Description of reference numerals:
1. a motor; 2. a motor pulley; 3. a belt; 4. a belt tightness adjusting hand wheel; 5. a handle is fixed by a hand wheel; 6. a fixed seat; 7. a sliding seat; 8. a slider; 9. a chute.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings and examples.
As shown in fig. 1, the belt tightness adjusting device provided by the utility model comprises a motor 1, a motor belt pulley 2, a belt 3, a belt tightness adjusting hand wheel 4, a hand wheel fixing handle 5, a fixing seat 6 and a sliding seat 7, wherein the motor belt pulley 2 is connected with an output shaft of the motor 1, the motor belt pulley 2 is driven by the belt 3, the motor 1 is fixed on the sliding seat 7, the belt tightness adjusting hand wheel 4 is installed on the fixing seat 6, the sliding seat 7 can realize linear sliding relative to the fixing seat 6 through rotation of the belt tightness adjusting hand wheel 4, and the hand wheel fixing handle 5 can fixedly connect the belt tightness adjusting hand wheel 4 with the fixing seat 6.
Furthermore, two sliding blocks 8 arranged in parallel along the sliding direction of the sliding seat 7 are formed on one side of the fixed seat 6, a sliding groove 9 is formed on one side of the sliding seat 7 adjacent to the fixed seat 6, and the two sliding blocks 8 are embedded into the sliding groove 9 and are respectively arranged at two ends of the sliding groove 9.
In order to avoid the sliding block 8 from sliding out of the sliding groove 9 and ensure the stability during sliding, the section of the sliding groove 9 is trapezoidal, and the caliber of the sliding groove is gradually reduced along the direction from the bottom of the sliding groove 9 to the opening. The slide block 8 is adapted to the shape of the slide groove 9.
As to how the sliding of the sliding seat 7 is realized by the rotating belt tightness adjusting handwheel 4, the technical means commonly used in the prior art can be adopted, for example, the belt tightness adjusting handwheel 4 converts its rotating motion into a linear motion of the sliding seat 7 through a gear and a rack, which is not shown in the drawing. Specifically, the gear rotates on one side of the fixed seat 6 and is connected with the belt tightness adjusting hand wheel 4 on the other side of the fixed seat 6 through a rotating shaft, and the rack is fixed on one side of the sliding seat 7, is positioned in the sliding groove 9 and is parallel to the sliding direction of the sliding seat 7.
How the hand wheel fixing handle 5 locks the belt tightness adjusting hand wheel 4 can be adopted, for example, the belt tightness adjusting hand wheel 4 is provided with a screw hole, the hand wheel fixing handle 5 is a screw rod with screw threads, the end part of the screw rod is provided with a nut, and the belt tightness adjusting hand wheel 4 can be fixed and locked by screwing the screw rod into the screw hole and tightly pushing the screw rod on the fixing seat 6.
According to the belt tightness adjusting device provided by the utility model, before the tightness of the belt is adjusted, the hand wheel fixing handle is firstly released, then the hand wheel is adjusted until the tightness of the belt is proper, and then the hand wheel fixing handle is locked. This structure convenient operation is swift, practices thrift the manpower, raises the efficiency, guarantees belt life and processingquality.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: it is to be understood that modifications may be made to the technical solutions described in the foregoing embodiments, or equivalents may be substituted for some of the technical features thereof, but such modifications or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (7)
1. The utility model provides a belt elasticity adjusting device, its characterized in that, includes motor, motor pulley, belt elasticity adjustment hand wheel, the fixed handle of hand wheel, fixing base and sliding seat, the output shaft of motor pulley and motor, motor pulley passes through belt transmission, the motor is fixed on the sliding seat, belt elasticity adjustment hand wheel is installed on the fixing base, the sliding seat passes through the rotation of belt elasticity adjustment hand wheel and can realize the relative fixing base rectilinear slide, the fixed handle of hand wheel can be with belt elasticity adjustment hand wheel and fixing base fixed connection.
2. The belt tensioner as claimed in claim 1, wherein two sliding blocks are formed on one side of the fixed seat and arranged in parallel along the sliding direction of the sliding seat, a sliding slot is formed on the side of the sliding seat adjacent to the fixed seat, and the two sliding blocks are embedded in the sliding slot and respectively disposed at two ends of the sliding slot.
3. The belt tensioner as in claim 2, wherein the cross-section of the slot is trapezoidal, and the diameter of the slot decreases from the bottom of the slot to the opening of the slot.
4. A belt tensioner as claimed in claim 3, wherein the slider is adapted to the shape of the runner.
5. The belt tensioner of claim 1, wherein the belt tensioner handwheel converts its rotational motion into linear motion of the slider through a gear and rack.
6. The belt tightness adjusting device according to claim 5, wherein the gear rotates a belt tightness adjusting handwheel on one side of the fixed seat and connected to the other side of the fixed seat through a rotating shaft, and the rack is fixed on one side of the sliding seat and located in the sliding groove and parallel to the sliding direction of the sliding seat.
7. The belt tightness adjusting device according to claim 1, wherein the belt tightness adjusting hand wheel is provided with a screw hole, the hand wheel fixing handle is a threaded screw rod, the end of the hand wheel fixing handle is provided with a nut, and the belt tightness adjusting hand wheel is fixedly locked by screwing the screw rod into the screw hole and pressing the screw rod against the fixing seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122189562.3U CN215928269U (en) | 2021-09-10 | 2021-09-10 | Belt tightness degree adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122189562.3U CN215928269U (en) | 2021-09-10 | 2021-09-10 | Belt tightness degree adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215928269U true CN215928269U (en) | 2022-03-01 |
Family
ID=80419925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122189562.3U Active CN215928269U (en) | 2021-09-10 | 2021-09-10 | Belt tightness degree adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215928269U (en) |
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2021
- 2021-09-10 CN CN202122189562.3U patent/CN215928269U/en active Active
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