CN219755271U - Powder metallurgy driving belt pulley for personal travel equipment - Google Patents
Powder metallurgy driving belt pulley for personal travel equipment Download PDFInfo
- Publication number
- CN219755271U CN219755271U CN202320391443.2U CN202320391443U CN219755271U CN 219755271 U CN219755271 U CN 219755271U CN 202320391443 U CN202320391443 U CN 202320391443U CN 219755271 U CN219755271 U CN 219755271U
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- wheel body
- fixed
- powder metallurgy
- opposite
- belt pulley
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- 238000004663 powder metallurgy Methods 0.000 title claims abstract description 29
- 238000003466 welding Methods 0.000 claims abstract description 8
- 238000005516 engineering process Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 9
- 230000001360 synchronised effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- Pulleys (AREA)
Abstract
The utility model discloses a powder metallurgy driving belt pulley for personal traveling equipment, which comprises a wheel body, wherein the upper end and the lower end of the wheel body are respectively provided with a check ring, a plurality of convex points are respectively arranged on the opposite sides of the two check rings, the convex points are respectively welded on the wheel body by adopting projection welding, and a plurality of riveting points are respectively arranged at the upper end and the lower end of the wheel body. According to the utility model, the two check rings can be connected with the wheel body by using a projection welding technology, and then the riveting points are added on the wheel body for riveting, so that the structure enhances the strength of the check rings and the wheel body, the deformation caused by external force is small, the check rings are not easy to fail, the firm connection strength of the wheel body and the check rings can be improved, the safety of the wheel body in use is improved, and the connection structure of the wheel body and the driving shaft can be increased when the wheel body is arranged on the driving shaft, thereby effectively preventing the wheel body from being off-axis on the driving shaft.
Description
Technical Field
The utility model relates to the technical field of driving belt pulleys, in particular to a powder metallurgy driving belt pulley for personal traveling equipment.
Background
The belt pulley belongs to the hub parts, and is generally relatively large in size, and the manufacturing process is mainly cast and forged. The larger size is designed by casting, the smaller size is designed by forging, and the material is steel. The synchronous driving belt pulley on the market mostly has some simple use functions when in use, and when the belt main body is transmitted in the belt pulley main body, the width of the belt main body is the same, so that certain noise can be generated in the rotating process, the noise can not be reduced, the synchronous driving belt pulley is inconvenient to use, and the synchronous driving belt pulley is troublesome to use.
The low-noise synchronous driving belt pulley disclosed by the prior art with the publication number of CN214534368U is characterized in that through the baffle frames arranged around the inside of the belt pulley main body, when the belt main body is conveyed in the belt pulley main body, the widths of the belt main bodies are different, so that certain noise can occur in the rotating process, the belt main body is fixed at the central position of the belt pulley main body through the baffle frames, the belt main body can be rotated more stably in the rotating process, the stability in the rotating process is improved, the noise emitted by the belt main body is reduced, when the belt main body with different widths is met, the telescopic rod can be used for telescopic adjustment in the fixing rod, and the limiting block can be inserted into the limiting hole when the belt main body is adjusted to a proper position, so that the adjusted position is fixed, the flexibility in the use process is greatly improved, and the application is more convenient; and through the cotton of making an uproar falls in the outside of belt pulley main part bonding, utilize the cotton of making an uproar to bond in the outside of belt pulley main part of falling, can reduce the produced noise of during operation at the in-process of operation, when changing it, can pull out the inside of connecting the inserted block follow recess, can dismantle fixed frame, then directly tear it can, the convenience of installation and dismantlement has been increased, available fixed frame fixes it after bonding simultaneously for can be more stable under the state of long-time work, easy operation, the applicability is stronger. The problems that noise cannot be reduced and the use is inconvenient can be effectively solved.
The traditional driving belt pulley is mostly made of cast aluminum, the cost of the driving belt pulley made of cast aluminum is high and the driving belt pulley is not easy to process and mold, and the powder metallurgy driving belt pulley is processed and molded by adopting a powder metallurgy technology, so that the processing cost of the driving belt pulley can be effectively reduced, the convenience of processing and molding the driving belt pulley is improved, and the powder metallurgy driving belt pulley is widely applied to personal traveling equipment.
The existing powder metallurgy driving belt pulley is low in firmness of connection between a retainer ring of a limiting belt and a belt pulley, the retainer ring is easy to damage when the belt pulley rotates at a high speed, the safety of the powder metallurgy driving belt pulley is reduced, meanwhile, the stability of connection between the powder metallurgy driving belt pulley and a driving shaft is low, and the powder metallurgy driving belt pulley is easy to take off a shaft in the process of rotating the driving shaft at a high speed, so that improvement is needed.
Disclosure of Invention
The utility model aims to overcome the defects that the connection stability of a retainer ring for limiting a belt on the existing powder metallurgy driving belt pulley and the belt pulley is low, the safety of the powder metallurgy driving belt pulley is reduced, the connection stability of the powder metallurgy driving belt pulley and a driving shaft is poor, and the shaft detachment condition of the powder metallurgy driving belt pulley is easy to occur in the process of driving the driving shaft to drive the powder metallurgy driving belt pulley to rotate, and provides the powder metallurgy driving belt pulley for personal trip equipment.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a powder metallurgy drive belt pulley for individual trip equipment, includes the wheel body, the upper and lower both ends of wheel body all are provided with the retaining ring, and the opposite one side of two retaining rings all is provided with a plurality of bumps, and a plurality of bumps all adopt projection welding to weld on the wheel body, the upper and lower both ends of wheel body all are provided with a plurality of riveting points, and a plurality of riveting points rivet respectively in the opposite one side of two retaining rings, and the middle part of two retaining rings and wheel body runs through jointly and is provided with the drive shaft.
Preferably, in order to enable the driving shaft to be inserted into the positions in the two check rings more accurately, the driving shaft can drive the two check rings and the wheel body to rotate stably in the rotating process, long-strip grooves are formed in two sides of the driving shaft, limiting blocks are fixed on opposite inner walls of the two check rings, and the four limiting blocks are inserted into the corresponding two long-strip grooves respectively.
Preferably, in order to buckle the driving shaft, convenience when making things convenient for the wheel body to install at the driving shaft, the upper end both sides of the retaining ring that is located the upper end all are fixed with the carrier block, the opposite side of two carrier blocks all is fixed with the telescopic link, the opposite one end of two telescopic links all is fixed with the fastener, two fasteners are contradicted respectively in the both sides of driving shaft, the spring has all been cup jointed on two telescopic links, the opposite one end of two springs is fixed connection respectively on two fasteners, the other end of two springs is fixed connection respectively in the opposite side of two carrier blocks, one side in two fasteners all is fixed with the fixture block, the draw-in groove has all been seted up to the both sides of driving shaft, two fixture blocks buckle respectively in two corresponding draw-in grooves.
Preferably, in order to increase the connection strength of the driving shaft and the wheel body, the condition of shaft falling is avoided, fixing blocks are fixed on two sides of the lower end of the retainer ring at the lower end, bolts are jointly arranged on the two fixing blocks in a penetrating mode, the bolts penetrate through one end of the driving shaft, nuts are sleeved at one ends of the bolts in a threaded mode, and the nuts are abutted to one side of one fixing block.
Compared with the prior art, the utility model has the beneficial effects that:
1. through the use of the convex points and the riveting points, the structure punches a plurality of convex points on the check ring, the convex welding technology is used for connecting the two check rings with the wheel body, and the riveting points are added on the wheel body for riveting;
2. through the use of the screw, the nut, the telescopic rod, the spring, the clamping piece and the clamping block, when the wheel body is arranged on the driving shaft, the connecting structure of the driving shaft and the wheel body is enhanced, the condition that the wheel body is off-axis on the driving shaft is effectively prevented, and therefore the stability of the wheel body arranged on the driving shaft can be improved;
in summary, the utility model can use projection welding technology to connect two check rings with the wheel body, and then increase riveting points on the wheel body to rivet, so that the structure enhances the strength of the check rings and the wheel body, has small deformation caused by external force and is not easy to fail, the firm strength of the connection between the wheel body and the check rings can be improved, the safety of the wheel body in use is improved, and the connecting structure of the wheel body and the driving shaft can be increased when the wheel body is arranged on the driving shaft, thereby effectively preventing the wheel body from being off-axis on the driving shaft.
Drawings
FIG. 1 is a connecting structure diagram of a powder metallurgy driving belt pulley for personal traveling equipment;
FIG. 2 is a schematic diagram showing the split structure of a wheel body of a powder metallurgy driving belt pulley for personal traveling equipment;
FIG. 3 is a schematic view of the connection between the telescopic rod and the clamping piece of the powder metallurgy driving belt pulley for the personal traveling equipment;
FIG. 4 is a schematic view of a telescopic rod structure of a powder metallurgy driving belt pulley for personal travel equipment according to the present utility model;
fig. 5 is a schematic diagram of a connection between a wheel body and two retaining rings of a powder metallurgy driving belt pulley for personal traveling equipment.
In the figure: 1 wheel body, 2 check rings, 3 convex points, 4 riveting points, 5 driving shafts, 6 long grooves, 7 limiting blocks, 8 bearing blocks, 9 telescopic rods, 10 springs, 11 clamping pieces, 12 clamping blocks, 13 fixing blocks, 14 bolts and 15 nuts.
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.
Referring to fig. 1-5, a powder metallurgy driving pulley for personal trip equipment, including wheel body 1, the upper and lower both ends of wheel body 1 all are provided with retaining ring 2, wheel body 1 and two retaining rings 2 constitute the part that will power transfer in personal trip equipment, wheel body 1 adopts powder metallurgy technology production and processing to form, be provided with a plurality of teeth on wheel body 1, wheel body 1 is connected with the belt, can drive the belt operation through the rotation of wheel body 1, two retaining rings 2 are used for spacing the belt on wheel body 1 simultaneously, prevent that the belt from coming off from wheel body 1, the opposite side of two retaining rings 2 all is provided with a plurality of bump 3, a plurality of bump 3 all adopt projection welding on wheel body 1, the upper and lower both ends of wheel body 1 all are provided with a plurality of riveting points 4, a plurality of riveting points 4 rivet respectively in the opposite side of two retaining rings 2, this structure is stamped a plurality of bump 3 on retaining ring 2, use projection welding technology to connect two retaining rings 2 with wheel body 1, increase the riveting point 4 on wheel body 1 again, this kind of structure has strengthened the intensity of wheel body 2 and 1, the easy to produce, the wheel body 1 is difficult for losing effect, and can not have increased the safety and deformation firmly when the wheel body 1 has increased.
Referring to fig. 1 and 5, the middle parts of two retaining rings 2 and wheel body 1 are jointly penetrated and are provided with driving shaft 5, driving shaft 5 and driving equipment are connected, wheel body 1 can be driven to rotate through the rotation of driving shaft 5, rectangular groove 6 has all been seted up to the both sides of driving shaft 5, stopper 7 is all fixed with on the relative inner wall of two retaining rings 2, four stopper 7 peg graft respectively in two corresponding rectangular grooves 6, when wheel body 1 and two retaining rings 2 are installed on driving shaft 5, can peg graft four stopper 7 in two rectangular grooves 6, can avoid driving shaft 5 high-speed rotation time two retaining rings 2 and wheel body 1 to appear taking off the axle condition through the structure of four stopper 7 grafting in two rectangular grooves 6, can improve the accuracy of driving shaft 5 installation position in wheel body 1 simultaneously.
Referring to fig. 1-4, the upper end both sides of the retaining ring 2 that is located the upper end all are fixed with carrier block 8, the opposite one side of two carrier blocks 8 all is fixed with telescopic link 9, the opposite one end of two telescopic link 9 all is fixed with fastener 11, two fastener 11 are contradicted respectively in the both sides of drive shaft 5, can install two telescopic link 9 on the retaining ring 2 that is located the upper end through two carrier blocks 8, can bear two fastener 11 through two telescopic link 9, two fastener 11 can keep horizontal migration when removing, all cup jointed spring 10 on two telescopic link 9, the opposite one end of two spring 10 is fixed connection respectively on two fastener 11, the other end of two spring 10 is fixed connection respectively in the opposite one side of two carrier blocks 8, spring 10 has elasticity, can press two fastener 11 through the elasticity of two spring 10, make two fastener 11 can be more compact the conflict in the both sides of drive shaft 5, one side in two fastener 11 all is fixed with fixture block 12, can bear two fastener 11 to bear two fastener 11, two fastener 1 and two corresponding fastener 1 and two fastener 1 in the corresponding draw-in the drive shaft 1, two fastener 1 can make two opposite the two fastener 1 and two fastener 1 in the two drive the two fastener 1, two fastener 1 can make two opposite the two fastener 1 and two fastener 1, two fastener 1's opposite one side-to drive the two fastener 1, two fastener 1 can make two fastener 1 and two fastener 1 draw-wheel body and two opposite one-to each other fastener 1.
Referring to fig. 1 and 2, fixed blocks 13 are fixed on two sides of the lower end of a retainer ring 2 at the lower end, bolts 14 are jointly penetrated and arranged on the two fixed blocks 13, the bolts 14 penetrate and are arranged at one end of a driving shaft 5, nuts 15 are sleeved at one ends of the bolts 14 in a threaded manner, the nuts 15 are abutted against one side of one fixed block 13, the wheel body 1 and the two retainer rings 2 are buckled on the driving shaft 5, the bolts 14 penetrate through the two fixed blocks 13 and one end of the driving shaft 5, the bolts 14 are fixed on the two fixed blocks 13 through the nuts 15, and the two fixed blocks 13 are fixedly connected with the retainer ring 2 at the lower end, so that the driving shaft 5 and the retainer ring 2 at the lower end can be fixed through the bolts 14, the stability of the fixed connection of the wheel body 1 and the two retainer rings 2 with the driving shaft 5 can be improved, and the situation that the wheel body 1 is out of shaft is caused when the driving shaft 5 rotates is avoided.
In the present utility model, when in use: the driving shaft 5 is inserted into the wheel body 1, the driving shaft 5 moves to drive the two clamping grooves to move, when the two clamping grooves move to the symmetrical positions of the two clamping blocks 12, the two clamping pieces 11 are pushed to move in opposite directions by the elastic force of the two springs 10, the two clamping pieces 11 can clamp the two clamping blocks 12 in the two clamping grooves, the wheel body 1 and the two check rings 2 can be arranged on the driving shaft 5 in the two clamping grooves by clamping the two clamping blocks 12, and then the bolts 14 penetrate through one ends of the two fixing blocks 13 and the driving shaft 5 respectively, the nuts 15 are screwed on the bolts 14 to fix the bolts 14, so that the connection strength between the wheel body 1 and the driving shaft 5 can be increased, and the condition that the driving shaft 5 is off-axis when driving the wheel body 1 to rotate is prevented.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (4)
1. A powder metallurgy driving belt pulley for personal travel equipment, comprising a pulley body (1), characterized in that: the wheel body (1) upper and lower both ends all are provided with retaining ring (2), and the opposite one side of two retaining rings (2) all is provided with a plurality of bump (3), and a plurality of bump (3) all adopt projection welding to weld on wheel body (1), the upper and lower both ends of wheel body (1) all are provided with a plurality of riveting points (4), and a plurality of riveting points (4) rivet respectively in the opposite one side of two retaining rings (2), and the middle part of two retaining rings (2) and wheel body (1) runs through jointly and are provided with drive shaft (5).
2. A powder metallurgy driving pulley for personal travel devices according to claim 1, wherein: the two sides of the driving shaft (5) are provided with long grooves (6), limiting blocks (7) are fixed on the opposite inner walls of the two check rings (2), and the four limiting blocks (7) are respectively inserted into the corresponding two long grooves (6).
3. A powder metallurgy driving pulley for personal travel devices according to claim 1, wherein: the utility model provides a clamping device, including retaining ring (2) that is located the upper end, upper end both sides that are located retaining ring (2) of upper end all are fixed with carrier block (8), the opposite one side of two carrier blocks (8) all is fixed with telescopic link (9), the opposite one end of two telescopic link (9) all is fixed with fastener (11), two fastener (11) are contradicted respectively in the both sides of drive shaft (5), spring (10) have all been cup jointed on two telescopic link (9), the opposite one end of two spring (10) is fixed connection respectively on two fastener (11), the other end of two spring (10) is fixed with fixture block (12) respectively in the opposite one side of two carrier blocks (8), the draw-in groove has all been seted up to one side in two fastener (11), two fixture blocks (12) buckle respectively in corresponding two draw-in grooves.
4. A powder metallurgy driving pulley for personal travel devices according to claim 1, wherein: the two sides of the lower end of the retainer ring (2) positioned at the lower end are respectively fixed with a fixed block (13), bolts (14) are jointly penetrated and arranged on the two fixed blocks (13), the bolts (14) penetrate through one end of the driving shaft (5), one end of each bolt (14) is in threaded sleeve connection with a nut (15), and the nuts (15) are abutted to one side of one fixed block (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320391443.2U CN219755271U (en) | 2023-03-06 | 2023-03-06 | Powder metallurgy driving belt pulley for personal travel equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320391443.2U CN219755271U (en) | 2023-03-06 | 2023-03-06 | Powder metallurgy driving belt pulley for personal travel equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219755271U true CN219755271U (en) | 2023-09-26 |
Family
ID=88091698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320391443.2U Active CN219755271U (en) | 2023-03-06 | 2023-03-06 | Powder metallurgy driving belt pulley for personal travel equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219755271U (en) |
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2023
- 2023-03-06 CN CN202320391443.2U patent/CN219755271U/en active Active
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