CN219866102U - Combined device of synchronous belt and synchronous pulley - Google Patents
Combined device of synchronous belt and synchronous pulley Download PDFInfo
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- CN219866102U CN219866102U CN202321286046.5U CN202321286046U CN219866102U CN 219866102 U CN219866102 U CN 219866102U CN 202321286046 U CN202321286046 U CN 202321286046U CN 219866102 U CN219866102 U CN 219866102U
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- synchronous pulley
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- 230000001360 synchronised effect Effects 0.000 title claims abstract description 149
- 238000009434 installation Methods 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract description 18
- 230000000694 effects Effects 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001084 poly(chloroprene) Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920003225 polyurethane elastomer Polymers 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model provides a synchronous belt and synchronous pulley combined device, which comprises a synchronous belt body and a synchronous pulley body, wherein a plurality of groups of driven teeth are arranged on the inner wall of the synchronous belt body in an array manner, a plurality of groups of driving teeth are arranged on the outer side wall of the synchronous pulley body in an array manner, a limit groove is formed in the middle of the inner wall of the synchronous belt body in the circumferential direction, a limit protrusion is arranged at a position corresponding to the limit groove of the synchronous pulley body, a pin hole is formed in the middle of one side wall of the synchronous pulley body, a key groove is formed in one side of the pin hole, and two groups of fixing holes are formed in the two side walls of the synchronous pulley body, and the beneficial effects are that: through offer a spacing chamber and fixed spacing arch on synchronous pulley body lateral wall on synchronous belt body inner wall, in the transmission, spacing arch is in the spacing inslot, can carry out spacingly to the synchronous belt body, and then prevents that it from appearing the off tracking phenomenon, effectively improves the transmission effect.
Description
Technical Field
The utility model relates to the technical field of transmission devices, in particular to a combined device of a synchronous belt and a synchronous pulley.
Background
The synchronous belt is an annular belt which takes a steel wire rope or glass fiber as a strong layer and is covered with polyurethane or chloroprene rubber, and the inner periphery of the belt is made into a tooth shape so as to be meshed with a tooth-shaped belt wheel. When the synchronous belt is used for transmission, the transmission ratio is accurate, the acting force on a shaft is small, the structure is compact, the oil resistance, the wear resistance and the ageing resistance are good, the temperature is generally-20 ℃ to 80 ℃, v is less than 50m/s, P is less than 300kw, i is less than 10, and the synchronous belt can be used for low-speed transmission for transmission requiring synchronization.
The prior combined device of the synchronous belt and the synchronous belt wheel is as shown in figures 1-3, and realizes transmission through the engagement of a toothed key on the outer side wall of the synchronous belt wheel and a tooth groove on the inner wall of the synchronous belt.
Disclosure of Invention
The utility model aims to solve the problem of providing a combined device of a synchronous belt and a synchronous pulley, so as to overcome the defect that the combined device of the synchronous belt and the synchronous pulley in the prior art is easy to generate deviation phenomenon in the use process, so that the transmission effect is poor.
In order to solve the technical problems, the utility model provides a synchronous belt and synchronous pulley combined device, which comprises a synchronous belt body and a synchronous pulley body; the synchronous belt comprises a synchronous belt body, wherein a plurality of groups of driven teeth are arranged on the inner wall of the synchronous belt body in an array manner, a plurality of groups of driving teeth meshed with the driven teeth are arranged on the outer side wall of the synchronous belt body in an array manner, a limit groove is formed in the middle of the inner wall of the synchronous belt body in a circumferential direction, a limit protrusion is arranged at the position corresponding to the limit groove, a pin hole is formed in the middle of one side wall of the synchronous belt body, a key groove is formed in one side of the pin hole, and two groups of fixing holes which are convenient to install are formed in the two side walls of the synchronous belt body.
Preferably, the driven teeth are integrally formed on the inner wall of the synchronous belt body, the driving teeth are formed on the synchronous belt wheel body, and the driving teeth are meshed with the driven teeth.
Preferably, the limit groove is formed on the synchronous belt body, the limit protrusion is embedded on the outer side wall of the synchronous belt pulley body, and the limit groove is matched with the limit protrusion in specification.
Preferably, the pin hole and the key groove are formed in the synchronous pulley body, and the fixing hole is formed in the outer side wall of the synchronous pulley body.
Preferably, the limit groove is engaged with the limit protrusion through a tooth shape.
Preferably, the fixing hole is a through hole or a threaded hole.
Preferably, the synchronous pulley body comprises a first component and a second component, the first component and the second component are fixed through screw installation, and the limiting protrusion is located on the first component.
Preferably, the distance between two adjacent driven teeth is 0.1mm-8mm, and the distance between two adjacent driving teeth is 0.1mm-8mm.
Preferably, the depth of the limiting groove is 2cm, and the thickness of the limiting protrusion protruding out of the synchronous pulley body is 2cm.
Preferably, the diameter of the fixing hole is 4cm, the fixing hole is a threaded hole, the limiting protrusion and the synchronous pulley body are integrally processed and manufactured, and the synchronous belt body is an annular baseband.
Compared with the prior art, the utility model has the following beneficial effects:
according to the synchronous belt, the limiting cavity is formed in the inner wall of the synchronous belt body, the limiting protrusion is fixed on the outer side wall of the synchronous belt body, and in the transmission process, the limiting protrusion is positioned in the limiting groove, so that the synchronous belt body can be limited, the phenomenon of deviation is prevented, and the transmission effect is effectively improved.
Drawings
Fig. 1 is a schematic structural view of a synchronous belt and synchronous pulley combined device in the prior art;
FIG. 2 is a schematic view of the inner wall structure of a synchronous belt body in the prior art;
fig. 3 is a schematic structural diagram of a synchronous pulley body in the prior art;
fig. 4 is a schematic view of the inner wall structure of a synchronous belt body in a combined device of a synchronous belt and a synchronous pulley according to the present utility model;
fig. 5 is a schematic structural view of a synchronous pulley body in a combined device of a synchronous belt and a synchronous pulley according to the present utility model;
fig. 6 is a schematic diagram of a connection relationship between a limit groove and a limit protrusion in a combined device of a synchronous belt and a synchronous pulley according to the present utility model. The method comprises the steps of carrying out a first treatment on the surface of the
Fig. 7 is a schematic structural view of the timing pulley body.
Description of the main reference signs
| 1 | Key groove |
| 2 | Pin hole |
| 3 | Synchronous pulley body |
| 4 | Driven tooth |
| 5 | Synchronous belt body |
| 6 | Driving tooth |
| 7 | Fixing hole |
| 8 | Limiting groove |
| 9 | Spacing bump |
The utility model will be further described in the following detailed description in conjunction with the above-described figures.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It is noted that when an element is referred to as being "mounted on" another element, it can be directly mounted on the other element or intervening elements may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "or/and" as used herein includes any and all combinations of one or more of the associated listed items.
Example 1
As shown in fig. 4-6, a combined device of a synchronous belt and a synchronous pulley in this embodiment includes a synchronous belt body 5 and a synchronous pulley body 3, wherein a plurality of groups of driven teeth 4 are arranged on an inner wall of the synchronous belt body 5 in an array manner, a plurality of groups of driving teeth 6 are arranged on an outer side wall of the synchronous pulley body 3 in an array manner, a limit groove 8 is circumferentially formed in a middle portion of an inner wall of the synchronous belt body 5, a limit protrusion 9 is arranged at a position corresponding to the limit groove 8 in the synchronous pulley body 3, a pin hole 2 is formed in a middle portion in one side wall of the synchronous pulley body 3, a key groove 1 is formed in one side of the pin hole 2, two groups of fixing holes 7 are formed in two side walls of the synchronous pulley body 3, the pin hole 2 and the key groove 1 are used for connecting a driving shaft of a motor, the synchronous pulley body 3 can be further fixed on the driving shaft of the motor through the fixing holes 7, a distance between two adjacent driven teeth 4 is 0.1mm-8mm, a distance between two adjacent driving teeth 6 is 0.1mm-8mm, and a depth of the limit groove 8 is 2cm.
It should be noted that, in order to realize the installation and stabilize the drive shaft of synchronous pulley body 3 and motor, in this embodiment, fixed orifices 7 is the through-hole, inserts a locating pin axle and pass the drive shaft of motor and the through-hole grafting of the other end in the through-hole, realizes fixing through interference fit, and operating time is longer also can not appear not hard up problem.
Example 2
As shown in fig. 4-6, in this embodiment, the driving teeth 6 are formed on the synchronous pulley body 3, the driving teeth 6 are meshed with the driven teeth 4 to enable the synchronous pulley body 3 to drive the synchronous pulley body 5 to rotate, a transmission effect is achieved, the limiting groove 8 is formed on the synchronous pulley body 5, the limiting protrusion 9 is embedded on the outer side wall of the synchronous pulley body 3, the limiting groove 8 is matched with the specification of the limiting protrusion 9, in the transmission process, the limiting protrusion 9 is located in the limiting groove 8, the synchronous pulley body 5 can be limited, further, the deviation phenomenon is prevented, the transmission effect is effectively improved, the pin hole 2 and the key groove 1 are formed inside the synchronous pulley body 3, the fixing hole 7 is formed on the outer side wall of the synchronous pulley body 3, and the thickness of the limiting protrusion 9 protruding out of the synchronous pulley body 3 is 2cm.
In this embodiment, the fixing holes 7 are threaded holes, and during installation, a threaded pin with external threads is inserted into each of the two fixing holes 7, and the threaded pin is screwed with the driving shaft of the motor after being screwed with the fixing holes 7, so that the synchronous pulley body 3 and the driving shaft of the motor are fixed through the threaded pin, and the end face of the threaded pin can be flush with the opening of the fixing hole 7 or extend into the fixing hole 7 due to the threaded pin, so that the installation of the synchronous belt body 5 is not affected. The diameter of the fixing hole 7 is 4cm, the limiting bulge 9 and the synchronous pulley body 3 are integrally processed and manufactured, and the synchronous belt body 5 is an annular baseband.
In this embodiment, it should be noted that, in order to increase the firmness and the torque force when the synchronous belt body 5 and the synchronous pulley body 3 rotate, the limiting groove 8 and the limiting protrusion 9 are also engaged through tooth shapes, so as to realize full tooth-shaped engagement.
It is very difficult to disassemble the synchronous pulley bodies 3 again in general, and one synchronous pulley body 3 needs to be disassembled and the relative positions of the two synchronous pulley bodies 3 need to be re-calibrated, so that, more preferably, in order to facilitate the disassembly and the assembly of the synchronous pulley bodies 3, the synchronous pulley bodies 3 are left and right detachable in consideration of no need to re-calibrate the relative positions of the two synchronous pulley bodies 3; as shown in fig. 7, specifically, the synchronous pulley body 3 includes a first component 301 and a second component 302, the first component 301 and the second component 302 are fixed by a screw, and the limit protrusion 9 is located on the first component 301; in this embodiment, the screw mounting hole is not shown, and belongs to the prior art. During disassembly, because the driving shaft of the motor can move left and right, the first component 301 and the second component 302 are unscrewed relatively, then one of the first component 301 or the second component 302 can be taken out first, if one of the first component 301 or the second component 302 is damaged, the other first component 301 or the second component 302 is not moved during replacement, therefore, the position between the two synchronous pulley bodies 3 is unchanged, the relative positions of the two synchronous pulley bodies 3 do not need to be corrected again, the disassembly is very convenient and rapid, and the efficiency is greatly improved.
The working principle of the utility model is as follows: the driving shaft of the motor is connected with the key slot 1 through the pin hole 2, the synchronous pulley body 3 can be further fixed on the driving shaft of the motor through the fixing hole 7, in the transmission process, the driving shaft of the motor drives the synchronous pulley body 3 to rotate, the driving teeth 6 and the driven teeth 4 are meshed to enable the synchronous pulley body 3 to drive the synchronous belt body 5 to rotate, the transmission effect is achieved, in the transmission process, the limiting protrusions 9 are located in the limiting grooves 8, the synchronous belt body 5 can be limited, further the phenomenon of deviation is prevented, and the transmission effect is effectively improved.
The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
It will be appreciated by persons skilled in the art that the above embodiments have been provided for the purpose of illustrating the utility model and are not to be construed as limiting the utility model, and that suitable modifications and variations of the above embodiments are within the scope of the utility model as claimed.
Claims (10)
1. The utility model provides a composite set of hold-in range and synchronous pulley which characterized in that: comprises a synchronous belt body (5) and a synchronous belt wheel body (3); the synchronous belt comprises a synchronous belt body (5), wherein a plurality of groups of driven teeth (4) are arranged on the inner wall of the synchronous belt body (5), a plurality of groups of driving teeth (6) meshed with the driven teeth (4) are arranged on the outer side wall of the synchronous belt body (3), a limit groove (8) is circumferentially formed in the middle of the inner wall of the synchronous belt body (5), a limit protrusion (9) is arranged at a position corresponding to the limit groove (8) in the synchronous belt body (3), a pin hole (2) is formed in the middle of one side wall of the synchronous belt body (3), a key groove (1) is formed in one side of the pin hole (2), and two groups of fixing holes (7) which are convenient to install are formed in the two side walls of the synchronous belt body (3).
2. The synchronous belt and synchronous pulley combination as set forth in claim 1 wherein: the driven teeth (4) are integrally formed on the inner wall of the synchronous belt body (5), the driving teeth (6) are formed on the synchronous belt wheel body (3), and the driving teeth (6) are meshed with the driven teeth (4).
3. The synchronous belt and synchronous pulley combination as set forth in claim 1 wherein: the limiting groove (8) is formed in the synchronous belt body (5), the limiting protrusion (9) is embedded in the outer side wall of the synchronous belt wheel body (3), and the limiting groove (8) is matched with the specification of the limiting protrusion (9).
4. The synchronous belt and synchronous pulley combination as set forth in claim 1 wherein: the pin hole (2) and the key groove (1) are formed in the synchronous pulley body (3), and the fixing hole (7) is formed in the outer side wall of the synchronous pulley body (3).
5. The synchronous belt and synchronous pulley combination as set forth in claim 1 wherein: the limiting groove (8) is meshed with the limiting protrusion (9) through a tooth shape.
6. The synchronous belt and synchronous pulley combination as set forth in claim 1 wherein: the fixing holes (7) are through holes or threaded holes.
7. The synchronous belt and synchronous pulley combination as set forth in claim 1 wherein: the synchronous pulley body (3) comprises a first component (301) and a second component (302), the first component (301) and the second component (302) are fixed through screw installation, and the limiting protrusion (9) is located on the first component (301).
8. The synchronous belt and synchronous pulley combination as set forth in claim 1 wherein: the distance between two adjacent driven teeth (4) is 0.1mm-8mm, and the distance between two adjacent driving teeth (6) is 0.1mm-8mm.
9. The synchronous belt and synchronous pulley combination as set forth in claim 1 wherein: the depth of the limiting groove (8) is 2cm, and the thickness of the limiting protrusion (9) protruding out of the synchronous pulley body (3) is 2cm.
10. The synchronous belt and synchronous pulley combination as set forth in claim 1 wherein: the diameter of the fixing hole (7) is 4cm, the fixing hole (7) is a threaded hole, the limiting boss (9) and the synchronous pulley body (3) are integrally processed and manufactured, and the synchronous belt body (5) is an annular baseband.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321286046.5U CN219866102U (en) | 2023-05-25 | 2023-05-25 | Combined device of synchronous belt and synchronous pulley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321286046.5U CN219866102U (en) | 2023-05-25 | 2023-05-25 | Combined device of synchronous belt and synchronous pulley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219866102U true CN219866102U (en) | 2023-10-20 |
Family
ID=88319964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321286046.5U Active CN219866102U (en) | 2023-05-25 | 2023-05-25 | Combined device of synchronous belt and synchronous pulley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219866102U (en) |
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2023
- 2023-05-25 CN CN202321286046.5U patent/CN219866102U/en active Active
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