CN110894032B - Manual mechanical type axle that expands - Google Patents
Manual mechanical type axle that expands Download PDFInfo
- Publication number
- CN110894032B CN110894032B CN201911306122.2A CN201911306122A CN110894032B CN 110894032 B CN110894032 B CN 110894032B CN 201911306122 A CN201911306122 A CN 201911306122A CN 110894032 B CN110894032 B CN 110894032B
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- Prior art keywords
- shaft
- rotating shaft
- hollow shaft
- shaft body
- top plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/18—Constructional details
- B65H75/24—Constructional details adjustable in configuration, e.g. expansible
- B65H75/242—Expansible spindles, mandrels or chucks, e.g. for securing or releasing cores, holders or packages
- B65H75/246—Expansible spindles, mandrels or chucks, e.g. for securing or releasing cores, holders or packages expansion caused by relative rotation around the supporting spindle or core axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/50—Storage means for webs, tapes, or filamentary material
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- Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)
- Manipulator (AREA)
Abstract
The invention discloses a manual mechanical expansion shaft which comprises a hollow shaft body, a shaft sleeve, a rotating shaft, a sealing cover plate, a top plate and a return spring.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of inflatable shafts, in particular to a manual mechanical type inflatable shaft.
[ background of the invention ]
The inflatable shaft is a special winding and unwinding shaft, and the surface part of the inflatable shaft is inflated by high pressure and then rapidly retracted after being deflated. The inflatable shaft is very convenient and quick to use, only an air source is needed to be provided by a user, the air pressure is controlled within the range of 6-8kg, when the reel core needs to be locked, the air gun can inflate the air nozzle on the inflatable shaft, and when the reel core needs to be released for unloading, the sliding air core on the air nozzle is pressed by hand to deflate.
The traditional inflatable shaft realizes outward expansion of different convex keys through an air bag arranged in the hollow part of the shaft lever, but the inflatable shaft is unstable and is easy to cause problems; when the air bag leaks air, the whole air inflation shaft cannot be used, and production faults are caused, so that the mechanical inflation shaft is produced at the right moment, but the conventional mechanical inflation shaft is mostly in a pneumatic type, the sealing performance of a pneumatic area of the conventional mechanical inflation shaft is also similar to that of the air bag, and the situation of reduction of the sealing performance is easy to occur, so that a manual mechanical inflation shaft is needed to be provided.
[ summary of the invention ]
The invention aims to solve the problems in the prior art, and provides a manual mechanical expansion shaft which is simple in structure, reasonable in design, free of external pneumatic facilities, capable of changing the diameter of the expansion shaft manually by workers, capable of adjusting the diameter of the expansion shaft according to actual needs, and worthy of popularization.
In order to achieve the aim, the invention provides a manual mechanical expansion shaft which comprises a hollow shaft body, a shaft sleeve, a rotating shaft, a sealing cover plate, a top plate and a return spring, the outer side of the hollow shaft body is sleeved with a shaft sleeve, the inside of the hollow shaft body is provided with a rotating shaft, the left side and the right side of the hollow shaft body and the shaft sleeve are provided with sealing cover plates, a through hole is arranged at the center of the sealing cover plate, the left end and the right end of the rotating shaft are positioned in the through hole, the rotating shaft can rotate along the through hole, the right end of the rotating shaft is provided with a return spring, the side wall of the hollow shaft body is provided with a plurality of open slots, a top plate is arranged in the open slot, the upper surface of the top plate is provided with evenly distributed bulges, the center department of concave station between the arch is equipped with the extension spring, the outside end and the inside wall fixed connection of axle sleeve of extension spring, be equipped with the through hole corresponding with the arch on the axle sleeve.
Preferably, the hollow shaft body is an aluminum alloy product, the number of the open grooves in the hollow shaft body is 4, the open grooves are rectangular grooves, and the size of the open grooves is the same as that of the bottom of the top plate.
Preferably, the rotating shaft is an aluminum alloy product, a matching groove is formed in the left end face of the rotating shaft and is a regular hexagon groove, a rotating clamping piece, a petal-shaped protrusion and a limiting wafer are sequentially arranged on the rotating shaft from left to right, and the right side face of the limiting wafer is connected with the left end of the reset spring.
Preferably, the cross section of the rotating card is regular dodecagon, the number of the lobe-shaped protrusions is 4, the lobe-shaped protrusions are uniformly distributed along the surface of the rotating shaft, and the distance from the top ends of the lobe-shaped protrusions to the axis of the rotating shaft is smaller than the inner diameter of the hollow shaft body.
Preferably, the inner side wall of the left side sealing cover plate is provided with a rotary clamping groove corresponding to the rotary clamping piece, the inner side wall of the right side sealing cover plate is provided with a limiting circular groove corresponding to the limiting circular sheet, and the right end of the reset spring is connected with the bottom of the limiting circular groove.
Preferably, the bottom of the top plate is a cuboid, a cushion pad is arranged on the bottom surface of the top plate, a non-slip mat is arranged on the top surface of the protrusion, and the cushion pad and the non-slip mat are rubber products.
The invention has the beneficial effects that:
the tensioning device is simple in structure and reasonable in design, and the top plate is lifted by the aid of the petal-shaped protrusions on the rotating shaft in a mode of reasonably arranging the hollow shaft body, the shaft sleeve, the rotating shaft, the sealing cover plate, the top plate and the reset spring, so that the protrusions of the top plate are lifted from the through holes in the shaft sleeve, the outer diameter of the tensioning shaft is enlarged, and the tensioning effect is achieved; the multi-section adjustment and fixation of the petal-shaped protrusions on the rotating shaft are realized by the coordination relationship between the rotating clamping piece and the rotating clamping groove in a mode of arranging the rotating clamping piece, the rotating clamping groove, the limiting wafer, the limiting circular groove and the reset spring, so that the heights of the protrusions are adjustable; through the mode of setting up the configuration groove, the workman of being convenient for adjusts the position of lobe-shaped protrusion on the rotation axis through outside instrument, has simplified the adjustment of protruding height.
[ description of the drawings ]
Fig. 1 is a schematic structural view of a manual mechanical expansion shaft of the present invention.
Fig. 2 is a radial cross-sectional view of a hand-operated mechanical expander shaft of the present invention.
Fig. 3 is a top view of a left side sealing cover plate in a hand-operated mechanical expander shaft of the present invention.
In the figure: the device comprises a hollow shaft body 1, an 11-open slot, a 2-shaft sleeve, a 21-through hole, a 3-rotating shaft, a 31-matching groove, a 32-rotating clamping piece, a 33-petal-shaped bulge, a 34-limiting wafer, a 4-sealing cover plate, a 41-through hole, a 42-rotating clamping groove, a 43-limiting circular groove, a 5-top plate, a 51-bulge, a 52-tension spring, a 53-cushion pad, a 54-antiskid pad and a 6-reset spring.
[ detailed description ] embodiments
Referring to the accompanying drawings, the manual mechanical expansion shaft of the invention comprises a hollow shaft body 1, a shaft sleeve 2, a rotating shaft 3, sealing cover plates 4, a top plate 5 and a return spring 6, wherein the shaft sleeve 2 is sleeved outside the hollow shaft body 1, the rotating shaft 3 is arranged inside the hollow shaft body 1, the sealing cover plates 4 are arranged on the left side and the right side of the hollow shaft body 1 and the shaft sleeve 2, a through hole 41 is arranged at the center of each sealing cover plate 4, the left end and the right end of the rotating shaft 3 are positioned in the through holes 41, the rotating shaft 3 can rotate along the through holes 41, the return spring 6 is arranged at the right end of the rotating shaft 3, a plurality of open grooves 11 are arranged on the side wall of the hollow shaft body 1, the top plate 5 is arranged inside the open grooves 11, protrusions 51 are uniformly distributed on the upper surface of the top plate 5, a tension spring 52 is arranged at the center of a concave, the shaft sleeve 2 is provided with a through hole 21 corresponding to the protrusion 51.
The hollow shaft body 1 is made of an aluminum alloy product, the number of the open grooves 11 in the hollow shaft body 1 is 4, the open grooves 11 are rectangular grooves, and the size of the open grooves 11 is the same as that of the bottom of the top plate 5.
The rotating shaft 3 is an aluminum alloy product, a matching groove 31 is formed in the left end face of the rotating shaft 3, the matching groove 31 is a regular hexagon groove, a rotating card 32, a petal-shaped protrusion 33 and a limiting wafer 34 are sequentially arranged on the rotating shaft 3 from left to right, and the right side face of the limiting wafer 34 is connected with the left end of the reset spring 6.
The cross section of the rotating card 32 is regular dodecagon, the number of the lobe-shaped protrusions 33 is 4, the lobe-shaped protrusions 33 are uniformly distributed along the surface of the rotating shaft 3, and the distance from the top ends of the lobe-shaped protrusions 33 to the axis of the rotating shaft 3 is smaller than the inner diameter of the hollow shaft body 1.
Wherein, be equipped with the rotatory draw-in groove 42 that corresponds with rotatory card 32 on the inside wall of the sealed apron 4 in left side, be equipped with the spacing circular slot 43 that corresponds with spacing disk 34 on the inside wall of the sealed apron 4 in right side, reset spring 6's right-hand member links to each other with the tank bottom of spacing circular slot 43.
The bottom of the top plate 5 is a cuboid, a cushion pad 53 is arranged on the bottom surface of the top plate 5, a non-slip pad 54 is arranged on the top surface of the protrusion 51, and the cushion pad 53 and the non-slip pad 54 are made of rubber.
The working process of the invention is as follows:
the invention relates to a manual mechanical expansion shaft, which is characterized in that in the working process, an external tool is inserted into a coordination groove 31, a rotating shaft 3 is extruded inwards to force a return spring 6 to contract, a rotating clamping sheet 32 is separated from a rotating clamping groove 42, then the rotating shaft 3 is rotated clockwise according to the actual tensioning requirement, a flap-shaped bulge 33 is contacted with the bottom of a top plate 5 to force the top plate 5 to bulge outwards, when the height of a bulge 51 meets the tensioning requirement, the external tool is withdrawn outwards, the rotating shaft 3 rotates the clamping sheet 32 to be coordinated with the rotating clamping groove 42 again under the action of the return spring 6, the current position of the rotating shaft 3 is fixed, and the size expansion of the expansion shaft is further completed, compared with the prior art, the manual mechanical expansion shaft is simple in structure and reasonable in design, and by reasonably arranging a hollow shaft body 1, a shaft sleeve 2, the rotating shaft 3, a sealing cover plate, the top plate 5 is lifted by the flap-shaped protrusion 33 on the rotating shaft 3, so that the protrusion 51 of the top plate 5 is lifted from the through hole 21 on the shaft sleeve 2, the outer diameter of the expansion shaft is enlarged, and the tensioning effect is realized; the multi-section adjustment and fixation of the petal-shaped protrusion 33 on the rotating shaft 3 are realized by the coordination relationship between the rotating card 32 and the rotating card slot 42 through the mode of arranging the rotating card 32, the rotating card slot 42, the limiting wafer 34, the limiting circular slot 43 and the reset spring 6, so that the height of the protrusion 51 is adjustable; by providing the positioning groove 31, it is convenient for a worker to adjust the position of the petal-shaped protrusion 33 on the rotary shaft 3 by an external tool, and the adjustment of the height of the protrusion 51 is simplified.
The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.
Claims (3)
1. A manual mechanical type axle that expands which characterized in that: comprises a hollow shaft body (1), a shaft sleeve (2), a rotating shaft (3), a sealing cover plate (4), a top plate (5) and a reset spring (6), wherein the shaft sleeve (2) is sleeved on the outer side of the hollow shaft body (1), the rotating shaft (3) is arranged in the hollow shaft body (1), the sealing cover plate (4) is arranged on the left side and the right side of the hollow shaft body (1) and the shaft sleeve (2), a through hole (41) is formed in the center of the sealing cover plate (4), the left end and the right end of the rotating shaft (3) are positioned in the through hole (41), the rotating shaft (3) can rotate along the through hole (41), the reset spring (6) is arranged at the right end of the rotating shaft (3), a plurality of open grooves (11) are formed in the side wall of the hollow shaft body (1), the top plate (5) is arranged in the open grooves (11), the center department of the concave station between arch (51) is equipped with extension spring (52), the outside end of extension spring (52) and the inside wall fixed connection of axle sleeve (2), be equipped with on axle sleeve (2) with protruding (51) corresponding through hole (21), rotation axis (3) are aluminum alloy product, be equipped with on the left end face of rotation axis (3) and coordinate groove (31), coordinate groove (31) are the regular hexagon recess, be equipped with rotatory card (32), lamella form protruding (33) and spacing disk (34) from a left side to the right side on rotation axis (3) in proper order, the right flank of spacing disk (34) links to each other with the left end of reset spring (6), the cross section of rotatory card (32) is the regular dodecagon, the quantity of lamella form protruding (33) is 4, lamella form protruding (33) are along the surperficial evenly distributed of rotation axis (3), the distance of lamella form protruding (33) top to rotation axis (3) axis is less than the internal diameter of cavity axis body (1), be equipped with on the inside wall of left side sealed apron (4) and rotate draw-in groove (42) that correspond with rotatory card (32), be equipped with on the inside wall of right side sealed apron (4) and spacing circular slot (43) that correspond with spacing disk (34), the right-hand member of reset spring (6) links to each other with the tank bottom of spacing circular slot (43).
2. A hand-operated mechanical expander shaft as defined in claim 1, wherein: the hollow shaft body (1) is an aluminum alloy product, the number of open grooves (11) in the hollow shaft body (1) is 4, the open grooves (11) are rectangular grooves, and the size of the open grooves (11) is the same as that of the bottom of the top plate (5).
3. A hand-operated mechanical expander shaft as defined in claim 1, wherein: the bottom of roof (5) is the cuboid, the bottom surface of roof (5) is equipped with blotter (53), the top surface of arch (51) is equipped with slipmat (54), blotter (53) and slipmat (54) are rubber component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911306122.2A CN110894032B (en) | 2019-12-18 | 2019-12-18 | Manual mechanical type axle that expands |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911306122.2A CN110894032B (en) | 2019-12-18 | 2019-12-18 | Manual mechanical type axle that expands |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110894032A CN110894032A (en) | 2020-03-20 |
| CN110894032B true CN110894032B (en) | 2021-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911306122.2A Active CN110894032B (en) | 2019-12-18 | 2019-12-18 | Manual mechanical type axle that expands |
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| Country | Link |
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| CN (1) | CN110894032B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112553721A (en) * | 2020-11-23 | 2021-03-26 | 温州瓦序鞋业有限公司 | Roller and leather roller device for textile machinery |
| CN113502655B (en) * | 2021-09-13 | 2021-11-30 | 苏州汇涵医用科技发展有限公司 | Hydrogel gauze dressing production cutting equipment |
| CN114620519A (en) * | 2022-03-14 | 2022-06-14 | 南京琢誉信息科技有限公司 | Ultrahigh frequency tag production device and technology |
| CN114955748A (en) * | 2022-07-28 | 2022-08-30 | 枣庄鑫金山智能装备有限公司 | Mooring rope winding device for marine ship |
| CN115108363B (en) * | 2022-08-29 | 2022-11-11 | 四川明泰微电子有限公司 | Feeding and conveying device for IC processing |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4519620A (en) * | 1983-03-16 | 1985-05-28 | Double E Company Inc. | Core chuck with resilient rollers |
| US20080237388A1 (en) * | 2007-03-27 | 2008-10-02 | Convertech, Inc. | Differential core winding apparatus |
| CN202193498U (en) * | 2011-06-22 | 2012-04-18 | 中色科技股份有限公司 | Manual expansion shaft |
| CN202924485U (en) * | 2012-11-12 | 2013-05-08 | 山东清田塑工有限公司 | Mechanical film rolling and expanding shaft device |
| DE102015012521B4 (en) * | 2015-09-26 | 2019-06-27 | Wieland-Werke Ag | Use of an unwinding device |
| CN207209609U (en) * | 2017-09-14 | 2018-04-10 | 广东大禹九鼎防水科技有限公司 | A kind of automatic air-expanding shaft wrap-up |
| CN208008206U (en) * | 2018-02-28 | 2018-10-26 | 扬州亨得容设备制造有限公司 | Swelled mandrel |
| CN110240016A (en) * | 2019-06-24 | 2019-09-17 | 陕西国防工业职业技术学院 | A kind of mechanical expansion shaft based on air-expanding shaft principle |
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2019
- 2019-12-18 CN CN201911306122.2A patent/CN110894032B/en active Active
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| CN110894032A (en) | 2020-03-20 |
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