CN213145255U - Transmission belt tightness adjusting device and transmission belt lifting driving mechanism - Google Patents
Transmission belt tightness adjusting device and transmission belt lifting driving mechanism Download PDFInfo
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- CN213145255U CN213145255U CN202021408910.0U CN202021408910U CN213145255U CN 213145255 U CN213145255 U CN 213145255U CN 202021408910 U CN202021408910 U CN 202021408910U CN 213145255 U CN213145255 U CN 213145255U
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Abstract
The utility model relates to the technical field of mechanical transmission mechanisms, in particular to a transmission belt tightness adjusting device, which comprises a fixed seat, a sliding seat, an adjusting piece and a plurality of pinch rollers, wherein the adjusting piece is movably arranged on the fixed seat and connected with the sliding seat, and the adjusting piece is used for driving the sliding seat to be close to or far away from the fixed seat; the pinch rollers are arranged on the sliding seat at intervals. It can drive the sliding seat through the regulating part and be close to or keep away from the fixing base and remove, and the removal of sliding seat just drives the belt pressing wheel and removes, and the removal alright can strain or relax the drive belt to the belt pressing wheel, realizes the regulation to the elasticity of drive belt from this. The utility model also provides a drive belt lifting drive mechanism who adopts above-mentioned drive belt tightness degree adjusting device, drive belt tightness degree adjusting device can carry out simple convenient regulation to the drive belt, ensures that this lifting drive mechanism can be stable from this, works accurately.
Description
Technical Field
The utility model belongs to the technical field of mechanical transmission mechanism technique and specifically relates to indicate a drive belt tightness degree adjusting device and drive belt lift actuating mechanism.
Background
Can often meet the elasticity degree nonconforming requirement of a drive belt in present mechanical assembly, the drive belt tension can make drive belt wearing and tearing serious, the phenomenon of skidding then easily produces of the too pine, need to go the drive belt that a elasticity is fit for, its assembling process is comparatively troublesome and loaded down with trivial details, and the talent that needs certain experience can debug, after debugging well, along with the long-time use of drive belt, the elasticity degree of drive belt will slowly change, need unpack apart equipment again this moment and change the drive belt, it is very inconvenient.
Disclosure of Invention
An object of the utility model is to provide a simple structure is compact to prior art's not enough, need not to dismantle the drive belt alright carry out the drive belt elasticity adjusting device that the elasticity was adjusted to the drive belt, the utility model also provides a drive belt lift actuating mechanism who has aforementioned drive belt elasticity adjusting device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a driving belt tightness degree adjusting device, which comprises a fixed seat, a sliding seat, an adjusting piece and a plurality of pinch rollers, wherein the adjusting piece is movably arranged on the fixed seat and connected with the sliding seat, and the adjusting piece is used for driving the sliding seat to be close to or far away from the fixed seat; the pinch rollers are arranged on the sliding seat at intervals.
Wherein, the regulating part includes the lead screw and sets up in the nut head of lead screw one end, the lead screw runs through behind the fixing base with the sliding seat spiro union, the nut head is located one side that the sliding seat was kept away from to the fixing base.
The fixed seat is provided with a plurality of fixed shafts which are arranged in parallel and at intervals, the fixed shafts are perpendicular to the sliding seat, and the pinch rollers are respectively rotatably sleeved outside the fixed shafts.
The utility model also provides a drive belt lifting drive mechanism, it includes preceding item a drive belt tightness adjusting device, still include the base, take rotation drive arrangement, rotate a plurality of screw post that sets up on the base, set up in the screw post and be close to the rotation band pulley of the one end of base, around locating a plurality of rotation band pulley and taking the drive end of rotation drive arrangement the drive belt, with the elevator of screw post spiro union and the supporting shoe of being connected with the elevator, drive belt tightness adjusting device is used for taut drive belt.
The inner side of the transmission belt is abutted against the rotating belt wheel and the driving end of the belt rotating driving device, and the pinch rollers are respectively abutted against the outer side of the transmission belt between the driving end of the belt rotating driving device and the rotating belt wheel.
The belt rotation driving device comprises a driving motor and a driving belt wheel, the driving belt wheel is connected with the output end of the driving motor, and the driving belt is wound outside the driving belt wheel.
The base is provided with a limiting groove used for limiting the moving range of the sliding seat, and the limiting groove is arranged along the moving direction of the sliding seat.
The utility model has the advantages that:
the utility model provides a driving belt tightness degree adjusting device, a plurality of pinch rollers are used for compressing one side of a driving belt and enabling the driving belt to be in a stretched state (even if the driving belt is in a tense state); when the tightness of the transmission belt needs to be adjusted, the adjusting piece on the fixed seat can be moved, so that the adjusting piece can drive the sliding seat to move close to or far away from the fixed seat, the sliding seat moves to drive the belt pressing wheel to move, and the belt pressing wheel can be tensioned or loosened by moving the belt pressing wheel, so that the tightness of the transmission belt can be adjusted. The utility model has the advantages of simple and compact structure, it is easy and simple to handle, solved the loaded down with trivial details operation that the drive belt was required to be changed to the tradition effectively, and then improved the efficiency that the drive belt elasticity was adjusted. The utility model also provides an adopt a drive belt lift actuating mechanism of above-mentioned drive belt tightness adjusting device, it drives the screw pole through the drive belt and rotates in order to drive the elevator and go up and down, the lift of elevator alright drive rather than the mechanism of being connected realize going up and down, drive belt tightness adjusting device can carry out simple convenient regulation to the drive belt, ensures from this that the drive belt can be stable, accurately drive the elevator and go up and down.
Drawings
Fig. 1 is a schematic perspective view of a driving belt lifting mechanism according to the present invention;
fig. 2 is a top view of the driving belt lifting mechanism of the present invention;
fig. 3 is a bottom view of the driving belt elevating driving mechanism of the present invention.
Description of the reference numerals
1. A base; 11. a fixed seat; 12. a sliding seat; 13. an adjustment member; 14. a pinch roller; 15. a fixed shaft; 16. a limiting groove; 2. a screw post; 21. rotating the belt pulley; 3. a transmission belt; 4. a drive motor; 41. a driving pulley; 5. a lifting block; 6. and (7) a supporting block.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention. The present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1 to 3, the utility model provides a driving belt tightness adjusting device, which includes a fixed seat 11, a sliding seat 12, an adjusting member 13 and a plurality of pinch rollers 14, wherein the adjusting member 13 is movably disposed on the fixed seat 11 and connected with the sliding seat 12, and the adjusting member 13 is used for driving the sliding seat 12 to approach or leave the fixed seat 11; a plurality of pinch rollers 14 are arranged on the sliding seat 12 at intervals.
In practice, several of the pinch rollers 14 are used to compress one side of the drive belt 3 and to keep the drive belt 3 in tension (i.e. the drive belt 3 is in tension); when the tightness of the transmission belt 3 needs to be adjusted, the adjusting piece 13 on the fixed seat 11 can be moved, so that the adjusting piece 13 can drive the sliding seat 12 to move close to or away from the fixed seat 11, the sliding seat 12 moves to drive the belt pressing wheel 14 to move, and the belt pressing wheel 14 moves to tighten or loosen the transmission belt 3, thereby adjusting the tightness of the transmission belt 3. The utility model has the advantages of simple and compact structure, it is easy and simple to handle, solved the tradition effectively and need change the loaded down with trivial details operation of drive belt 3, and then improve the efficiency that the 3 elasticity of drive belt was adjusted.
In this technical scheme, regulating part 13 includes the lead screw and sets up in the nut head of lead screw one end, the lead screw runs through behind fixing base 11 with sliding seat 12 threaded connection, the nut head is located fixing base 11 and keeps away from one side of sliding seat 12. Because the pinch roller 14 is always tensioned by the driving belt 3, the sliding seat 12 is always far away from the fixed seat 11, and then the nut head of the lead screw is always abutted against the fixed seat 11. When adjusting the elasticity of drive belt 3, only need twist the lead screw, then pivoted lead screw just drives sliding seat 12 through screw-thread fit's effect and is close to or keeps away from fixing base 11 and remove, and the sliding seat 12 that removes and then drive pinch roller 14's removal, and pinch roller 14's removal just strains or relaxs drive belt 3. The design of the screw rod is adopted, so that the operation is simpler and more convenient, the thread adjusting precision is high, and the manufacturing cost is low.
In the technical scheme, a plurality of fixing shafts 15 which are parallel and arranged at intervals are arranged on the fixing seat 11, the fixing shafts 15 are perpendicular to the sliding seat 12, and the pinch rollers 14 are respectively rotatably sleeved outside the fixing shafts 15. The pinch roller 14 is stably fixed to the sliding seat 12 by a fixing shaft 15.
The utility model also provides a drive belt lifting drive mechanism, it is including preceding a drive belt tightness adjusting device, still include base 1, area rotation drive arrangement, rotate and set up a plurality of screw post 2 on base 1, set up in screw post 2 and be close to the rotation band pulley 21 of base 1's one end, around locating a plurality of rotation band pulley 21 and taking the drive end of rotation drive arrangement drive belt 3, with the elevator 5 of 2 spiro unions of screw post and the supporting shoe 6 of being connected with elevator 5, drive belt tightness adjusting device is used for taut drive belt 3.
In practical application, the belt rotation driving device drives the transmission belt 3 to rotate, the rotating transmission belt 3 drives the rotating belt wheel 21 to connect with the screw post 2 to rotate, the rotating screw post 2 drives the lifting block 5 to lift, and the lifting block 5 drives the supporting block 6 to lift. The supporting block 6 is used for connecting with an external work table or other mechanisms so as to realize the lifting function. The belt slack adjuster is used to tension the belt 3 to adjust the slack of the belt 3.
Preferably, the inner side of the drive belt 3 abuts against the rotary pulley 21 and the drive end of the belt rotary drive, and the pinch rollers 14 each abut against the outer side of the drive belt 3 between the drive end of the belt rotary drive and the rotary pulley 21. The pinch roller 14 is abutted against the outer side of the transmission belt 3, the sliding seat 12 is driven to move through the adjusting piece 13, and the moving sliding seat 12 drives the pinch roller 14 to tighten or loosen the transmission belt 3, so that the tightness of the transmission belt 3 is adjusted.
Preferably, the belt rotation driving device includes a driving motor 4 and a driving pulley 41, the driving pulley 41 is connected to an output end of the driving motor 4, and the driving belt 3 is wound around the driving pulley 41.
Preferably, the base 1 is provided with a limiting groove 16 for limiting the moving range of the sliding seat 12, and the limiting groove 16 is arranged along the moving direction of the sliding seat 12. Specifically, the fixed shaft 15 protrudes into the limiting groove 16 through the sliding seat 12, and when the sliding seat 12 moves, the fixed shaft 15 moves along with the sliding seat, and at this time, the groove wall of the limiting groove 16 can limit the moving range of the fixed shaft 15.
The above description is only for the preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention is disclosed in the preferred embodiment, it is not limited to the above description, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, but all the technical solutions of the present invention are within the scope of the present invention.
Claims (7)
1. The utility model provides a drive belt tightness degree adjusting device which characterized in that: the device comprises a fixed seat, a sliding seat, an adjusting piece and a plurality of pinch rollers, wherein the adjusting piece is movably arranged on the fixed seat and connected with the sliding seat, and is used for driving the sliding seat to be close to or far away from the fixed seat; the pinch rollers are arranged on the sliding seat at intervals.
2. A drive belt slack adjuster according to claim 1, wherein: the regulating part comprises a screw rod and a nut head arranged at one end of the screw rod, the screw rod penetrates through the fixing seat and is in threaded connection with the sliding seat, and the nut head is located on one side, far away from the sliding seat, of the fixing seat.
3. A drive belt slack adjuster according to claim 1, wherein: the fixed seat is provided with a plurality of fixed shafts which are arranged in parallel and at intervals, the fixed shafts are perpendicular to the sliding seat, and the pinch rollers are respectively and rotatably sleeved outside the fixed shafts.
4. The utility model provides a drive belt lift actuating mechanism which characterized in that: the device for adjusting the tightness of a transmission belt of any one of claims 1 to 3, further comprising a base, a belt rotation driving device, a plurality of screw posts rotatably disposed on the base, a rotation pulley disposed at an end of the screw posts close to the base, a transmission belt wound around the plurality of rotation pulleys and the driving end of the belt rotation driving device, a lifting block screwed with the screw posts, and a supporting block connected to the lifting block, wherein the belt rotation driving device is used for tensioning the transmission belt.
5. The belt elevation drive mechanism of claim 4, wherein: the inner side of the transmission belt is abutted against the rotating belt wheel and the driving end of the belt rotating driving device, and the pinch rollers are respectively abutted against the outer side of the transmission belt between the driving end of the belt rotating driving device and the rotating belt wheel.
6. A belt lifting drive mechanism according to claim 4 or 5, wherein: the belt rotation driving device comprises a driving motor and a driving belt wheel, the driving belt wheel is connected with the output end of the driving motor, and the driving belt is wound outside the driving belt wheel.
7. The belt elevation drive mechanism of claim 4, wherein: the base is provided with a limiting groove used for limiting the moving range of the sliding seat, and the limiting groove is arranged along the moving direction of the sliding seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021408910.0U CN213145255U (en) | 2020-07-16 | 2020-07-16 | Transmission belt tightness adjusting device and transmission belt lifting driving mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021408910.0U CN213145255U (en) | 2020-07-16 | 2020-07-16 | Transmission belt tightness adjusting device and transmission belt lifting driving mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213145255U true CN213145255U (en) | 2021-05-07 |
Family
ID=75732296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021408910.0U Active CN213145255U (en) | 2020-07-16 | 2020-07-16 | Transmission belt tightness adjusting device and transmission belt lifting driving mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213145255U (en) |
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2020
- 2020-07-16 CN CN202021408910.0U patent/CN213145255U/en active Active
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