CN213628804U - Automatic speed-changing deceleration strip - Google Patents
Automatic speed-changing deceleration strip Download PDFInfo
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- CN213628804U CN213628804U CN202021204762.0U CN202021204762U CN213628804U CN 213628804 U CN213628804 U CN 213628804U CN 202021204762 U CN202021204762 U CN 202021204762U CN 213628804 U CN213628804 U CN 213628804U
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- belt
- pulley
- fixedly connected
- speed
- bearing
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- 230000005540 biological transmission Effects 0.000 claims description 29
- 230000008859 change Effects 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 8
- 230000001105 regulatory effect Effects 0.000 claims 3
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
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Abstract
The utility model discloses an automatic speed-changing deceleration strip, which comprises a base, wherein one side of the top of the base is fixedly connected with the bottom of a first support, the inner side of the top of the first support is fixedly connected with an outer ring of the first support, the inner ring of the first support is fixedly connected with two ends of a driving roller, the left side of the top of the first support is fixedly connected with the right side of a belt pulley box, the right upper corner in the belt pulley box is provided with a speed-changing belt pulley group, the speed-changing belt pulley group is fixedly connected with the left end of the driving roller, the automatic speed-changing deceleration strip can be used for driving an adjusting rod to rotate when the speed of the conveying belt is reduced due to the large load on the conveying belt, the belt pulley is larger than the belt pulley in the speed-changing belt pulley group, the speed-changing belt pulley group rotates for a plurality of circles, the conveying belt can effectively ensure that the, so that it guarantees a corresponding transfer speed.
Description
Technical Field
The utility model relates to the technical field of transmission, specifically be an automatic speed change deceleration strip.
Background
The belt transmission is realized by using a tensioned (annular) belt which is sleeved on belt pulleys of two transmission shafts, and the power of one shaft is transmitted to the other shaft by virtue of the friction force generated when the belt and the belt pulleys are tensioned. The belt rotation can be used for large-distance transmission between two shafts (a working machine and a power machine). The belt has elasticity, so that impact can be relieved, vibration can be reduced, transmission is smooth, and a strict transmission ratio (the ratio of the revolutions per minute of the driving wheel to the revolutions per minute of the driven wheel) cannot be maintained. When the transmission part encounters an obstacle or an overload, the belt slips on the belt pulley, thereby preventing the machine member from being damaged. The belt transmission is simple and easy, the cost is low, the maintenance is simple, and the disassembly and the replacement are convenient. However, since the belt slips on the pulley, the mechanical efficiency of the belt transmission is low, and the durability of the belt itself is poor, and the belt gradually stretches after being used for a long time, and thus, the adjustment should be performed at any time.
The existing belt conveying mechanism of the textile conveying belt has the disadvantages that the speed is reduced due to the heavy load on the conveying belt, and the speed is increased when the load is light, so that the improvement is urgently needed to ensure that the speed is not influenced by the coincidence and keeps consistent.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automatic speed change deceleration strip to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: an automatic speed-changing deceleration strip comprises a base, wherein one side of the top of the base is fixedly connected with the bottom of a first support, the inner side of the top of the first support is fixedly connected with a first bearing outer ring, a first bearing inner ring is fixedly connected with two ends of a driving roller, the left side of the top of the first support is fixedly connected with the right side of a pulley box, the upper right corner in the pulley box is provided with a speed-changing pulley group, the speed-changing pulley group is fixedly connected with the left end of the driving roller, the inner side of the pulley box is close to the outer side and is fixedly connected with the left side of a first motor, the right side of the first motor is fixedly connected with a pulley, a transmission belt is arranged between the pulley and the speed-changing pulley group, the pulley is movably connected with the speed-changing pulley group through the transmission belt, a second motor is arranged in the pulley box and close to the middle part of the transmission, the utility model discloses a driving roller, including mount table, second motor, extension rod, pulley case, second motor top fixed connection, regulation pole other end fixed connection second bearing, the regulation pole other end is close to second bearing fixed connection extension rod one end, extension rod other end fixed connection third bearing, the pulley case is close to the third bearing and has seted up the gear shift groove, the fixed second pillar bottom of base top opposite side, the inboard swing joint driven voller both ends of second pillar, be provided with the conveyer belt between driven voller and the driving roller, the driving roller passes through conveyer belt swing joint driven voller.
Preferably, the first support column and the second support column are both provided with two support columns which are distributed at four corners of the top of the base.
Preferably, the two ends of the driving roller and the two ends of the driven roller are provided with first bearings, the first support and the second support are close to the first bearings and provided with mounting holes, and the mounting holes are in interference fit with the first bearings.
Preferably, the variable speed pulley set is composed of five belt pulleys, and a gap is arranged on one side of each belt pulley, which is in mutual contact with each other.
Preferably, five belt pulleys arranged on the variable speed belt pulley set are sequentially increased from left to right, and the five belt pulleys are coaxially and fixedly connected.
Preferably, the adjusting rod is provided with a Z shape, and the middle part of the Z shape is vertical to the two ends.
Preferably, the first motor is YEJ 3-112M-44 KW, and the second motor is BW4-11 speed reducing motor.
Compared with the prior art, the beneficial effects of the utility model are that:
1. this automatic speed change deceleration strip is through the variable speed pulley group and the regulation pole that set up, can receive heavy load at the conveyer belt, when leading to conveyer belt speed to slow down, second motor work drives and adjusts the pole and rotate, make the belt pulley be greater than the belt pulley in the variable speed pulley group, make the belt pulley round, the variable speed pulley group rotates many rings, can effectual assurance conveyer belt guarantee transfer rate as usual when the load is big, when the load is lighter, rotate through adjusting the pole, make the belt pulley be less than the belt pulley in the variable speed pulley group, make it guarantee corresponding transfer rate.
2. This automatic speed change deceleration strip can be when making the change in speed change belt pulley group position through adjusting the pole to conveyer belt through second bearing and the third bearing that sets up, and second bearing and third bearing reduce its and conveyer's the power that brings weaken to reduce conveyer wearing and tearing and to the increase of first motor consumption, and the breach that sets up can guarantee that conveyer carries out quick and smooth change position on speed change belt pulley group.
Drawings
Fig. 1 is a schematic top view of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a schematic view of the inside structure of a pulley box taken out;
FIG. 4 is a schematic view of a pulley and notch of a pulley set;
fig. 5 is a schematic front view of the adjusting lever.
In the figure: the automatic transmission device comprises a base 1, a second support column 2, a conveyor belt 3, a first support column 4, a pulley box 5, a triangular plate 6, a driving roller 7, an installation table 8, a driven roller 9, an adjusting rod 10, a second bearing 11, a first motor 12, an installation hole 13, a speed-changing pulley group 14, a first bearing 15, a conveyor belt 16, a belt pulley 17, a notch 18, a second motor 19, an extension rod 20, a speed-changing groove 21 and a third bearing 22.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: an automatic speed-changing deceleration strip comprises a base 1, one side of the top of the base 1 is fixedly connected with the bottom of a first support 4, the inner side of the top of the first support 4 is fixedly connected with the outer ring of a first bearing 15, the inner ring of the first bearing 15 is fixedly connected with two ends of a driving roller 7, two ends of the driving roller 7 and a driven roller 9 are respectively provided with the first bearing 15, the first support 4 and a second support 2 are provided with a mounting hole 13 close to the first bearing 15, the mounting hole 13 is in interference fit with the first bearing 15, the left side of the top of the first support 4 is fixedly connected with the right side of a pulley box 5, the upper right corner in the pulley box 5 is provided with a speed-changing pulley group 14, the speed-changing pulley group 14 is fixedly connected with the left end of the driving roller 7, the speed-changing pulley group 14 consists of five belt pulleys, one side of each belt pulley is provided with a notch, the left side of a first motor 12 is fixedly connected with the inside of a pulley box 5 close to the outer side, the right side of the first motor 12 is fixedly connected with a belt pulley 17, a transmission belt 16 is arranged between the belt pulley 17 and the speed-changing belt pulley group 14, the belt pulley 17 is movably connected with the speed-changing belt pulley group 14 through the transmission belt 16, a second motor 19 is arranged in the pulley box 5 close to the middle of the transmission belt 16, the bottom of the second motor 19 is fixedly connected with the top of an installation table 8, the top of the installation table 8 is close to the bottom of a triangular plate 6 fixedly connected with the second motor 19, the bottom of the installation table 8 is fixedly connected with the inner bottom of the pulley box 5, the top of the second motor 19 is fixedly connected with one end of an adjusting rod 10, the other end of the adjusting rod 10 is fixedly connected with a second bearing 11, the other end of the adjusting rod 10 is close to, the adjusting rod 10 is provided with a Z shape, the middle part of the Z shape is vertical to two ends, when the position of the transmission belt 16 on the speed change belt pulley set 14 is changed through the adjusting rod 10, the second bearing 11 and the third bearing 22 can reduce the power attenuation caused by the friction between the second bearing 11 and the transmission belt 16, thereby reducing the abrasion of the transmission belt 16 and the increase of the power consumption of the first motor 12, the arranged gap 18 can ensure that the transmission belt 16 can be quickly and smoothly exchanged on the speed change belt pulley set 14, the bottom of the second support column 2 is fixed at the other side of the top of the base 1, two first support columns 4 and two second support columns 2 are arranged and distributed at the top of the base 1, the inner side of the second support column 2 is movably connected with two ends of the driven roller 9, the transmission belt 3 is arranged between the driven roller 9 and the driving roller 7, the driving roller 7 is movably connected with the driven roller 9 through the transmission belt, the type of the first motor 12 is YEJ 3-112M-44 KW, the type of the second motor 19 is BW4-11, through the speed-changing pulley set 14 and the adjusting rod 10, when the conveyor belt 3 is subjected to a large load and the speed of the conveyor belt 3 is reduced, the second motor 19 works to drive the adjusting rod 10 to rotate, the belt pulley 17 is larger than the belt pulley in the speed-changing pulley set 14, the belt pulley 17 rotates for one circle, the speed-changing pulley set 14 rotates for multiple circles, the conveyor belt 3 can be effectively guaranteed to keep the conveying speed as it is when the load is large, when the load is light, the belt pulley 17 rotates for less than the belt pulley in the speed-changing pulley set 14 through the adjusting rod 10, the belt pulley 17 rotates for one circle and the speed-changing pulley set 14 rotates for less than one circle, and the.
When using, first motor work, drive the conveyer belt work through belt pulley and variable speed pulley group, when conveyer belt 3 received heavy load, 19 work of second motor drive adjusting lever 10 rotated, make belt pulley 17 be greater than the belt pulley in the variable speed pulley group 14, make belt pulley 17 rotate the round, variable speed pulley group 14 rotates many rings, can effectual assurance conveyer belt 3 when the load is big keep transfer rate as usual, when the load is lighter, rotate through adjusting lever 10, make belt pulley 17 be less than the belt pulley in the variable speed pulley group 14, make it guarantee corresponding transfer rate.
In summary, when the conveyor belt 3 is subjected to a large load and the speed of the conveyor belt 3 is reduced due to the arrangement of the speed-changing pulley group 14 and the adjusting rod 10, the second motor 19 works to drive the adjusting rod 10 to rotate, the belt pulley 17 is larger than the belt pulley in the speed-changing pulley group 14, the belt pulley 17 rotates for one circle, the speed-changing pulley group 14 rotates for multiple circles, the conveyor belt 3 can be effectively ensured to keep the conveying speed as it is when the load is large, when the load is light, the belt pulley 17 is smaller than the belt pulley in the speed-changing pulley group 14 through the rotation of the adjusting rod 10, so that the corresponding conveying speed is ensured, and through the arrangement of the second bearing 11 and the third bearing 22, when the position of the conveyor belt 16 in the speed-changing pulley group 14 is changed through the adjusting rod 10, the second bearing 11 and the third bearing 22 reduce the power attenuation caused by the friction between the second bearing 11, thereby reducing wear of the conveyor belt 16 and increasing power consumption of the first motor 12 and providing the gap 18 to ensure a quick and smooth repositioning of the conveyor belt 16 on the variable speed pulley set 14.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an automatic speed change deceleration strip, includes base (1), its characterized in that: the base (1) top one side fixed connection first pillar (4) bottom, first pillar (4) top inboard fixed connection first bearing (15) outer lane, first bearing (15) inner circle fixed connection drive roll (7) both ends, first pillar (4) top left side fixed connection pulley case (5) right side, the upper right corner is provided with variable speed pulley group (14) in pulley case (5), variable speed pulley group (14) fixed connection drive roll (7) left end, be close to outside fixed connection first motor (12) left side in pulley case (5), first motor (12) right side fixed connection belt pulley (17), be provided with drive belt (16) between belt pulley (17) and variable speed pulley group belt (14), belt pulley (17) is through drive belt (16) swing joint variable speed pulley group (14), a second motor (19) is arranged in the middle of the belt pulley box (5) close to the transmission belt (16), the bottom of the second motor (19) is fixedly connected with the top of the installation table (8), the top of the installation table (8) is close to the bottom of the second motor (19) fixedly connected with the triangular plate (6), the bottom of the installation table (8) is fixedly connected with the bottom of the belt pulley box (5), one end of a regulating rod (10) is fixedly connected with the top of the second motor (19), the other end of the regulating rod (10) is fixedly connected with a second bearing (11), the other end of the regulating rod (10) is close to one end of a second bearing (11) fixedly connected with an extension rod, the other end of the extension rod (20) is fixedly connected with a third bearing (22), the belt pulley box (5) is close to the third bearing (22) and is provided with a speed change groove (21), and the other side of the top of the, the inner side of the second support column (2) is movably connected with two ends of a driven roller (9), a conveying belt (3) is arranged between the driven roller (9) and a driving roller (7), and the driving roller (7) is movably connected with the driven roller (9) through the conveying belt (3).
2. The automatic transmission speed bump according to claim 1, wherein: the first supporting column (4) and the second supporting column (2) are provided with two supporting columns which are distributed at four corners of the top of the base (1).
3. The automatic transmission speed bump according to claim 1, wherein: drive roll (7) and driven voller (9) both ends all are provided with first bearing (15), mounting hole (13) have been seted up near first bearing (15) in first pillar (4) and second pillar (2), first bearing (15) of mounting hole (13) interference fit.
4. The automatic transmission speed bump according to claim 1, wherein: the speed change belt pulley set (14) consists of five belt pulleys, and one side of each belt pulley, which is in mutual contact with each other, is provided with a notch (18).
5. The automatic transmission speed bump according to claim 4, wherein: five belt pulleys arranged on the variable speed belt pulley set (14) are sequentially increased from left to right, and the five belt pulleys are coaxially and fixedly connected.
6. The automatic transmission speed bump according to claim 1, wherein: the adjusting rod (10) is arranged in a Z shape, and the middle of the Z shape is perpendicular to the two ends.
7. The automatic transmission speed bump according to claim 1, wherein: the first motor (12) is YEJ 3-112M-44 KW in model, and the second motor (19) is a speed reduction motor BW4-11 in model.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021204762.0U CN213628804U (en) | 2020-06-24 | 2020-06-24 | Automatic speed-changing deceleration strip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021204762.0U CN213628804U (en) | 2020-06-24 | 2020-06-24 | Automatic speed-changing deceleration strip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213628804U true CN213628804U (en) | 2021-07-06 |
Family
ID=76620210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021204762.0U Expired - Fee Related CN213628804U (en) | 2020-06-24 | 2020-06-24 | Automatic speed-changing deceleration strip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213628804U (en) |
-
2020
- 2020-06-24 CN CN202021204762.0U patent/CN213628804U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210706 |