CN220611912U - Inner split type tension roller - Google Patents
Inner split type tension roller Download PDFInfo
- Publication number
- CN220611912U CN220611912U CN202322343652.2U CN202322343652U CN220611912U CN 220611912 U CN220611912 U CN 220611912U CN 202322343652 U CN202322343652 U CN 202322343652U CN 220611912 U CN220611912 U CN 220611912U
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- Prior art keywords
- disc
- spinning
- conduction band
- fixed disk
- tensioner
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- 238000009987 spinning Methods 0.000 claims abstract description 52
- 229910052751 metal Inorganic materials 0.000 claims abstract description 44
- 239000002184 metal Substances 0.000 claims abstract description 44
- 238000001816 cooling Methods 0.000 claims abstract description 28
- 238000012545 processing Methods 0.000 claims abstract description 19
- 239000007788 liquid Substances 0.000 claims abstract description 11
- 238000010438 heat treatment Methods 0.000 claims abstract description 10
- 239000007921 spray Substances 0.000 claims description 20
- 230000009471 action Effects 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 229910000676 Si alloy Inorganic materials 0.000 claims description 4
- CSDREXVUYHZDNP-UHFFFAOYSA-N alumanylidynesilicon Chemical compound [Al].[Si] CSDREXVUYHZDNP-UHFFFAOYSA-N 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 4
- 230000003647 oxidation Effects 0.000 claims description 3
- 238000007254 oxidation reaction Methods 0.000 claims description 3
- 238000005299 abrasion Methods 0.000 abstract description 2
- 238000001704 evaporation Methods 0.000 abstract 1
- 238000005507 spraying Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 4
- 238000005461 lubrication Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- SNAAJJQQZSMGQD-UHFFFAOYSA-N aluminum magnesium Chemical compound [Mg].[Al] SNAAJJQQZSMGQD-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000006837 decompression Effects 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 238000013519 translation Methods 0.000 description 2
- 238000009834 vaporization Methods 0.000 description 2
- 230000008016 vaporization Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000789 Aluminium-silicon alloy Inorganic materials 0.000 description 1
- 229910000861 Mg alloy Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The utility model relates to the technical field of hub processing, and discloses an inner split type tension roller, which comprises a first fixed disc (11), a second fixed disc (12) and a spinning roller (21), wherein a groove body is circumferentially formed in the spinning roller (21), a metal conduction band (211) is contained in the groove body, a protruding part of the metal conduction band (211) forms all or part of an acting surface of a split spinning disc, and the contact surface of the metal conduction band (211) and the disc is subjected to heating processing in a friction or resistance heating mode. According to the utility model, when the outer notch is adopted for spinning, the charged metal conduction band is added, so that the spinning surface is at high temperature, and during processing, the inside of a machined part is cooled by evaporating a water-cooling pipeline and spraying liquid, so that the processing conditions of external heat and internal cooling are formed, the excessive deformation and stress concentration can be prevented, the processing speed can be improved, the abrasion is reduced, the surface quality is improved, and the inner notch is effectively protected from deformation.
Description
Technical Field
The utility model relates to the technical field of hub processing, in particular to an inner split type tensioning wheel.
Background
At present, in the field of automobile industry, spinning belt pulleys are increasingly widely applied, and compared with the traditional casting belt pulleys, the spinning belt pulleys have the advantages of light weight, material saving, high production efficiency, attractive appearance, low price and the like, and the water pump belt pulleys, the steering pump belt pulleys and the fan belt pulleys of an automobile engine are mostly spinning belt pulleys, so that grooves are designed on the belt pulleys for preventing the belt pulleys from falling off due to axial thrust.
In general, after a blank is adopted to punch and stretch parts and a bearing is combined for processing, riveting is carried out, the method has the advantages that the rivet loading is very complicated, the production efficiency is low, sometimes the rivet is leaked, the product quality is influenced, customer complaints are increased, in view of the fact that the method is used for improving the processing technology of a belt pulley for a company, when the belt pulley is externally spun, the metal plasticity is poor, the spinning is possibly not in place, the processing speed is too slow, the deformation is excessively caused to fracture, meanwhile, when an inner split type hub is processed, the inner notch is firstly processed, and when the outer notch is fixed and processed, the inner notch needs to be protected, and the part scrapping caused by the deformation is avoided.
Disclosure of Invention
The technical problems to be solved are as follows: aiming at the defects of the prior art, the utility model provides the inner split type tensioning wheel, which has the advantages of quick processing and good surface quality and solves the problem of protecting an inner notch.
(II) technical scheme: in order to achieve the purposes of quick processing and good surface quality, the utility model provides the following technical scheme: an internal split tension roller comprises a first fixed disk, a second fixed disk and a spinning roller, wherein the first fixed disk and the second fixed disk are coaxially arranged and can mutually perform axial abutting movement, the spinning roller is arranged at one side of an abutting area of the first fixed disk and the second fixed disk, a processed disc is clamped in the abutting area by the first fixed disk and the second fixed disk,
the spinning wheel is circumferentially provided with a groove body, a metal conduction band is accommodated in the groove body, a convex part of the metal conduction band forms all or part of an action surface of the split spinning disc, and the contact surface of the metal conduction band and the disc is subjected to heating processing in a friction or resistance heating mode.
Preferably, a communication circuit is arranged between the rotating wheel and the fixed disc, and the metal conduction band is made of aluminum-silicon alloy.
Preferably, the first fixed disc and the second fixed disc are provided with pipelines at the axle centers.
Preferably, the second fixing disc is internally provided with a hydraulic rod which extends out of the disc fixing position when the common hub is processed, and is retracted into a pipeline of the second fixing disc when the inner split type hub is processed.
Preferably, the spinning roller is arranged on the sliding rail, so that translation of the spinning roller is realized.
Preferably, an external cooling spray nozzle is arranged at the contact position of the spinning roller and the disc respectively at the upper part and the lower part.
Preferably, at least two internal cooling spray heads are arranged in the pipeline.
Preferably, annular liquid cooling pipes are arranged at the inner walls of the first fixed disc and the second fixed disc, which are in contact with the discs, and the tail ends of the annular liquid cooling pipes are connected with the internal cooling spray heads.
Preferably, the external cooling spray head sprays inert cold air to prevent oxidation of the high-temperature contact surface.
Preferably, the water-based metal anti-splashing agent is sprayed on the metal guide belt, so that the surface lubrication function is achieved while high-temperature splashing is prevented, and the adhesion between the metal guide belt and the disc is avoided.
(III) beneficial effects: compared with the prior art, the utility model provides the inner split type tensioning wheel, which has the following beneficial effects:
1. this interior split formula tight pulley that rises through the cooperation of spinning wheel and electrified metal conduction band and use, when contacting with rotatory disc, can produce a large amount of heat, promotes the temperature rapidly for the plasticity of metal disc improves, improves process speed and surface quality in spinning process, reduces crease and section's production.
2. This interior split type tight pulley that rises through the cooperation of liquid-cooled tube and inside cooling shower nozzle, the inside inner wall department with the disc contact of first fixed disk and second fixed disk is equipped with cyclic annular liquid-cooled tube, the heat that produces in the spinning process can dispel fast, the liquid cooling pipe plays the refrigeration effect simultaneously, terminal even is to inside cooling shower nozzle, with the liquid of higher temperature in the pipe through shower nozzle decompression blowout vaporization, take away the heat, make the inside temperature of processing disc reduce, effectually prevent excessive deformation and stress concentration, the notch of inside processing completion is protected, and improve outside notch spinning process velocity.
3. The inner side of punching a hole in the middle of the belt pulley is split, the roller is used for axially extruding to a certain height, the outer groove-shaped wheel is extruded by spinning equipment, the belt pulley can be used for electroplating after an inner hole is finely turned, and a special binding machine is used for riveting a bearing.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a spin-on elevation view of the present utility model;
FIG. 3 is a schematic view of the inside of the holding pan of the present utility model;
FIG. 4 is a schematic view showing the internal structure of the fixing plate of the present utility model;
fig. 5 is a schematic spinning view of the present utility model.
In the figure: 11. a first fixed plate; 12. a second fixed disk; 13. a hydraulic rod; 14. a liquid-cooled tube; 141. an internal cooling spray head; 15. an external cooling spray head; 21. a rotating wheel; 211. a metal conduction band; 22. a slide rail.
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.
Embodiment one: referring to fig. 1-3, an inner split tension roller comprises a first fixed disk 11, a second fixed disk 12 and a rotating wheel 21, wherein the first fixed disk 11 and the second fixed disk are coaxially arranged and can mutually perform axial abutting movement, the rotating wheel 21 is arranged at one side of an abutting area of the first fixed disk 11 and the second fixed disk, a processed disk is clamped in the abutting area by the first fixed disk 11 and the second fixed disk,
the spinning roller 21 is circumferentially provided with a groove body, a metal conduction band 211 is accommodated in the groove body, a protruding part of the metal conduction band 211 forms all or part of an acting surface of the split spinning disc, and the contact surface of the metal conduction band 211 and the disc is subjected to heating processing in a friction or resistance heating mode.
Be equipped with the intercommunication circuit between spinning wheel 21 and the fixed disk, metal conduction band 211 adopts the aluminium silicon alloy, and circuit intercommunication when supporting, because metal conduction band 211 resistance is higher, and the heat generation is big to and the spinning also has the electric current to pass through for the spinning piece temperature rise, plasticity increases.
The axial center of the first fixed disk 11 and the second fixed disk 12 is provided with a pipeline.
The second fixed disk 12 is provided with a hydraulic rod 13 which extends through the fixed position of the disk to prevent errors caused by deflection when processing a common hub.
The first fixed disk 11 and the second fixed disk 12 clamp the disk surface and are provided with chamfers, the chamfers are the same as the processed hub groove angles, the limiting effect is achieved, and the deformation is prevented from being too large during spinning.
The rotating wheel 21 is arranged on the sliding rail 22, so that the translation of the rotating wheel 21 is realized.
The water-based metal anti-splashing agent is sprayed on the metal conduction band 211, so that the surface lubrication function is realized while high-temperature splashing is prevented, and the adhesion between the metal conduction band 211 and the disc due to high temperature is avoided.
Embodiment two: referring to fig. 4-5, an inner split tension roller includes a first fixed disk 11, a second fixed disk 12, and a rotating wheel 21, where the first fixed disk 11 and the second fixed disk are coaxially disposed and can mutually perform axial abutting movement, the rotating wheel 21 is disposed at one side of an abutting area of the first fixed disk 11 and the second fixed disk, a processed disk is clamped in the abutting area by the first fixed disk 11 and the second fixed disk,
the spinning roller 21 is circumferentially provided with a groove body, a metal conduction band 211 is accommodated in the groove body, a protruding part of the metal conduction band 211 forms all or part of an acting surface of the split spinning disc, and the contact surface of the metal conduction band 211 and the disc is subjected to heating processing in a friction or resistance heating mode.
A communication circuit is arranged between the spinning roller 21 and the fixed disk, the metal conduction band 211 is made of aluminum silicon alloy, when the metal conduction band 211 is abutted against the fixed disk, the circuit is communicated, because the resistance of the metal conduction band 211 is higher, the generated heat is large, and the spinning member also has current passing through, so that the temperature of the spinning member is increased, and the plasticity is increased
The axial center of the first fixed disk 11 and the second fixed disk 12 is provided with a pipeline.
The second fixed disk 12 is provided with the hydraulic rod 13, when the common hub is machined, the hydraulic rod 13 extends out of the fixed position of the disk to prevent errors caused by deflection, and when the inner split type hub is machined, the inner notch is machined and then the outer notch is machined, so that the hydraulic rod 13 is taken into a pipeline of the second fixed disk 12, and the diameter of the pipeline is directly the same as that of the inner notch, so that the hydraulic rod can be just fixed on the second fixed disk 12, as shown in fig. 4.
The first fixed disk 11 and the second fixed disk 12 clamp the disk surface and are provided with chamfers, the chamfers are the same as the processed hub groove angles, the limiting effect is achieved, and the deformation is prevented from being too large during spinning.
The contact position of the rotating wheel 21 and the disc is respectively provided with an external cooling spray head 15 at the upper and lower parts.
Further, the inert cold air is sprayed from the external cooling spray head 15, because the contact surfaces of the spinning wheel 21 and the metal conduction band 211 with the disc generate high temperature, the inert cold air is sprayed, the temperature is reduced, and the oxidation of the contact surfaces at high temperature can be prevented.
At least two internal cooling spray heads 141 are provided in the pipe.
The first fixing plate 11 and the second fixing plate 12 are made of magnesium aluminum alloy, and have good heat conductivity and strength.
Further, the inner wall of the first fixing disc 11 and the second fixing disc 12, which are in contact with the disc, are provided with the annular liquid-cooled tube 14, heat generated in the spinning process can be rapidly dissipated through the first fixing disc 11 and the second fixing disc 12, meanwhile, the annular liquid-cooled tube 14 plays a role in refrigeration, the tail end is connected with the internal cooling spray head 141, liquid with higher temperature in the tube is sprayed and vaporized through the spray head in a decompression way, heat is taken away, the temperature in the processed disc is reduced, excessive deformation and stress concentration are effectively prevented, the notch processed in the disc is protected, and the spinning processing speed of the external notch is improved.
The water-based metal anti-splashing agent is sprayed on the metal conduction band 211, so that the surface lubrication function is achieved while high-temperature splashing is prevented, and adhesion between the metal conduction band 211 and the disc is avoided.
Working principle: the disc to be processed is placed on the second fixed disc 12 through the hydraulic rod 13, the first fixed disc 11 moves downwards to clamp the disc, the first fixed disc 11 and the second fixed disc 12 rotate to drive the disc to rotate, the protruding outermost end of the spinning wheel 21 and the center point of the side surface of the disc are in the same level, the charged metal conduction band 211 rotates together around the spinning wheel 21, the spinning wheel 21 is close to the disc through the sliding rail 22, the spinning wheel 21 and the disc are in rotary contact to generate a large amount of heat, a communication circuit is arranged between the spinning wheel 21 and the fixed disc, the metal conduction band 211 adopts aluminum silicon alloy, when the metal conduction band is abutted, the circuit is communicated, because the resistance of the metal conduction band 211 is higher, the generated heat is large, and the spinning piece also has current to pass through, so that the temperature of the spinning piece is increased, the plasticity is increased, metal folds, cracks and the like generated during spinning bending elongation can be reduced, the external cooling spray head 15 can spray inert cold air, the liquid cooling pipes 14 are arranged in the first fixing disc 11 and the second fixing disc 12, the first fixing disc 11 and the second fixing disc 12 only use aluminum magnesium alloy to have good strength and heat conductivity, the liquid cooling pipes 14 are closely attached to the inner wall to take away heat, hotter liquid is decompressed and sprayed out through the internal cooling spray nozzle 141 to enable the fast vaporization and take away the heat, the internal temperature of the disc is enabled to be low, excessive deformation and stress concentration can be prevented, the machining speed can be improved, the abrasion can be reduced, the surface quality can be improved, meanwhile, the hydraulic rod 13 can be retracted into the second fixing disc 12, when the internal notch is machined firstly, the internal notch is protected from being influenced by machining when the external groove is machined, the machining mode of external heat and internal cooling is adopted, the inner notch can be effectively protected from deformation and the shape of the workpiece can be fixed.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides an interior split formula tensioner, includes first fixed disk (11), second fixed disk (12) and spinning wheel (21), its characterized in that:
the first fixed disk (11) and the second fixed disk are coaxially arranged and can mutually perform axial abutting movement, the spinning wheel (21) is arranged at one side of an abutting area of the first fixed disk (11) and the second fixed disk, the processed disk is clamped in the abutting area by the first fixed disk (11) and the second fixed disk,
the spinning wheel (21) is circumferentially provided with a groove body, a metal conduction band (211) is accommodated in the groove body, a protruding part of the metal conduction band (211) forms all or part of an action surface of the split spinning disc, and the contact surface of the metal conduction band (211) and the disc is subjected to heating processing in a friction or resistance heating mode.
2. The inner split tensioner of claim 1, wherein: a communication circuit is arranged between the spinning roller (21) and the fixed disc, and the metal conduction band (211) is made of aluminum-silicon alloy.
3. The inner split tensioner of claim 1, wherein: and the axial centers of the first fixed disc (11) and the second fixed disc (12) are provided with pipelines.
4. The inner split tensioner of claim 1, wherein: the second fixed disc (12) is internally provided with a hydraulic rod (13), the hydraulic rod stretches out of the disc fixing position when a common hub is processed, and the hydraulic rod is retracted into a pipeline of the second fixed disc (12) when an inner split type hub is processed.
5. The inner split tensioner of claim 1, wherein: the spinning wheel (21) is arranged on the sliding rail (22).
6. The inner split tensioner of claim 1, wherein: the spinning wheel (21) is provided with an external cooling spray head (15) at the contact position with the disc.
7. An internal split tensioner as claimed in claim 3, wherein: at least two internal cooling spray heads (141) are arranged in the pipeline.
8. The inner split tensioner of claim 1, wherein: an annular liquid cooling pipe (14) is arranged at the inner wall of the first fixed disc (11) and the second fixed disc (12) which are in contact with the disc, and the tail end of the annular liquid cooling pipe is connected with an internal cooling spray head (141).
9. The inner split tensioner as in claim 6, wherein: the external cooling spray head (15) sprays inert cold air to prevent the oxidation of the high-temperature contact surface.
10. The inner split tensioner of claim 1, wherein: and a water-based metal anti-splashing agent is sprayed on the metal conduction band (211).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322343652.2U CN220611912U (en) | 2023-08-30 | 2023-08-30 | Inner split type tension roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322343652.2U CN220611912U (en) | 2023-08-30 | 2023-08-30 | Inner split type tension roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220611912U true CN220611912U (en) | 2024-03-19 |
Family
ID=90228215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322343652.2U Active CN220611912U (en) | 2023-08-30 | 2023-08-30 | Inner split type tension roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220611912U (en) |
-
2023
- 2023-08-30 CN CN202322343652.2U patent/CN220611912U/en active Active
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