CN107737818A - A kind of mechanical expansion shaft - Google Patents
A kind of mechanical expansion shaft Download PDFInfo
- Publication number
- CN107737818A CN107737818A CN201711225329.8A CN201711225329A CN107737818A CN 107737818 A CN107737818 A CN 107737818A CN 201711225329 A CN201711225329 A CN 201711225329A CN 107737818 A CN107737818 A CN 107737818A
- Authority
- CN
- China
- Prior art keywords
- harmomegathus
- helical gear
- end cap
- cone
- leading screw
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C47/00—Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only
- B21C47/28—Drums or other coil-holders
- B21C47/30—Drums or other coil-holders expansible or contractible
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Abstract
The present invention relates to a kind of mechanical expansion shaft, including left end cap, at least right end cap, two blocks of harmomegathus plates and expansion mechanism；For cylindrical shape and between left end cap and right end cap, the inner surface setting of at least two blocks harmomegathus plates has inclined engaging piece at least two pieces of harmomegathus plate splits；Expansion mechanism includes harmomegathus cone, leading screw and helical gear pair；Harmomegathus cone is arranged between at least two blocks of harmomegathus plates, and the middle part of harmomegathus cone is provided with through hole, and screw thread is provided with harmomegathus cone, and the screw thread of harmomegathus cone engages with the engaging piece of the harmomegathus plate；Leading screw passes through the through hole of the harmomegathus cone, and the screw set of leading screw is connected with the harmomegathus cone, and one end of leading screw is connected with a helical gear in the helical gear pair；Helical gear pair is arranged in the right end cap, and the side of right end cap is provided with drive openings, and a helical gear of the helical gear pair not being connected with the leading screw is towards the drive openings.
Description
Technical field
The present invention relates to machinery equipment field, more particularly to a kind of mechanical expansion shaft.
Background technology
At present, the harmomegathus spool used in the country is usually and is fixed on using flange on reductor, or the harmomegathus of integral type
Axle is directly mounted in reductor, and the aluminium of no sleeve or flat refill can not be then clamped for the production equipment using bipyramid head uncoiling
Coiled material.
Further, since the demand of client is varied, cause the specification of product also different, width is partially narrow or thickness exceedes
More than 3.0mm aluminium volume, can not then be batched in cutting process using steel bushing, so allow for the equipment of bipyramid head uncoiling without
Method produces the product of the specification, directly affects the manufacturing schedule of producer.
Therefore, in the market have increasing need for it is a kind of adapt in a variety of bipyramid head uncoilings aluminium production equipment it is mechanical
Expansion shaft.
The content of the invention
Based on this, it is an object of the present invention to provide a kind of mechanical expansion shaft, and it, which has, operates the flexible, scope of application
Extensively, the advantages of cost is low.
A kind of mechanical expansion shaft, including left end cap, at least right end cap, two blocks of harmomegathus plates and expansion mechanism；It is described at least
Two pieces of harmomegathus plate splits are for cylindrical shape and between the left end cap and right end cap, the inner surface of at least two blocks harmomegathus plates
It is provided with inclined engaging piece；The expansion mechanism includes harmomegathus cone, leading screw and helical gear pair；The harmomegathus cone is arranged at
Between at least two blocks of harmomegathus plates, the middle part of the harmomegathus cone is provided with through hole, is provided with screw thread in the harmomegathus cone, institute
The screw thread for stating harmomegathus cone engages with the engaging piece of the harmomegathus plate；The leading screw passes through the through hole of the harmomegathus cone, described
The screw set of leading screw is connected with the harmomegathus cone, and one end of the leading screw connects with a helical gear in the helical gear pair
Connect；The helical gear pair is arranged in the right end cap, and the side of the right end cap is provided with drive openings, not with the leading screw
One helical gear of the helical gear pair of connection is towards the drive openings.
The mechanical expansion shaft of the present invention controls polylith by setting polylith harmomegathus plate and expansion mechanism by expansion mechanism
The harmomegathus movement of harmomegathus plate, to realize the change of harmomegathus shaft diameter, so as to adapt to the aluminium production equipment of a variety of bipyramid head uncoilings.
Further, the side that two blocks of harmomegathus plates contact with each other described at least is zigzag.
Further, the expansion mechanism also includes adjustment axis, the adjustment axis with the helical gear pair not with it is described
The helical gear connection of leading screw connection, the adjustment axis stretch out the drive openings.
Further, the harmomegathus cone is connected by cross nut with the screw set of the leading screw.
Further, one end of the leading screw is connected with a helical gear in the helical gear pair, the pivot joint of its other end
On the left end cap.
Further, two helical gears of the helical gear pair are articulated in the right end cap.
Relative to prior art, mechanical expansion shaft of the invention is passed through by setting polylith harmomegathus plate and expansion mechanism
The harmomegathus movement of expansion mechanism control polylith harmomegathus plate, to realize the change of harmomegathus shaft diameter, is opened so as to adapt to a variety of bipyramid heads
The aluminium production equipment of volume.The mechanical expansion shaft of the present invention, which has, operates flexible, applied widely, low cost and other advantages.
In order to more fully understand and implement, the invention will now be described in detail with reference to the accompanying drawings.
Brief description of the drawings
Fig. 1 is the sectional view of the mechanical expansion shaft of the present invention.
Fig. 2 is the external structure schematic diagram of the mechanical expansion shaft of the present invention.
Embodiment
Refer to Fig. 1 and Fig. 2.Fig. 1 is the sectional view of the mechanical expansion shaft of the present invention.Fig. 2 is the mechanical of the present invention
The external structure schematic diagram of expansion shaft.The present invention mechanical expansion shaft, including left end cap 10, right end cap 20, at least two pieces rise
Contracting plate 30 and expansion mechanism 40.
At least two pieces of splits of harmomegathus plate 30 are described for cylindrical shape and between the left end cap 10 and right end cap 20
The inner surface setting of at least two blocks harmomegathus plates 30 has inclined engaging piece.
The expansion mechanism 40 includes harmomegathus cone 41, leading screw 42 and helical gear pair 43；The harmomegathus cone 41 is arranged at
Between at least two blocks of harmomegathus plates 30, the middle part of the harmomegathus cone 41 is provided with through hole, is provided with the harmomegathus cone 41
Screw thread, the screw thread of the harmomegathus cone 41 engage with the engaging piece of the harmomegathus plate 30；The leading screw 42 is bored through the harmomegathus
The through hole of body 41, the screw set 421 of the leading screw 42 are connected with the harmomegathus cone 41, one end of the leading screw 42 with it is described tiltedly
Helical gear connection in gear pair 43；The helical gear pair 43 is arranged in the right end cap 20, the right end cap 20
Side is provided with drive openings, and a helical gear of the helical gear pair 43 not being connected with the leading screw 42 is towards the transmission
Opening.
Specifically, the side that two blocks of harmomegathus plates 30 contact with each other described at least of the present embodiment is zigzag.The present embodiment
It is preferably provided with three blocks of harmomegathus plates 30.
The harmomegathus cone 41 is preferably connected by cross nut 45 with the screw set 421 of the leading screw 42.
One end of the leading screw 42 is connected with a helical gear in the helical gear pair 43, and its other end is articulated in described
On left end cap 10.Two helical gears of the helical gear pair 43 are articulated in the right end cap 20.
The expansion mechanism 40 of the present embodiment is preferably provided with adjustment axis 44, the adjustment axis 44 and the helical teeth
The helical gear connection not being connected in wheel set 43 with the leading screw 42, the adjustment axis 44 stretch out the drive openings.It can pass through
Level pressure pneumatic impact spanner rotates adjustment axis 44, so that helical gear pair 43 rotates.
The application method of mechanical expansion shaft of the present invention is：
During work, worker rotates adjustment axis 44 using level pressure pneumatic impact spanner, and adjustment axis 44 drives silk by helical gear pair 43
Thick stick 42 rotates, and screw rod bushing is by the axial linear movement that convert rotational motion is harmomegathus cone 41, and harmomegathus cone 41 drives harmomegathus
Radial motion occurs for plate 30, that is, realizes the harmomegathus function of the mechanical expansion shaft of the present invention.
The unilateral harmomegathus scope (i.e. every block harmomegathus plate 30 move radially distance) of the mechanical expansion shaft of the present invention is reachable
20mm, it can realize the tube core aluminium volume of a variety of internal diameters by controlling harmomegathus plate 30 movement or rolled up without tube core aluminium on transverse cutting unit
Production, be applicable to the aluminium production equipments of a variety of bipyramid head uncoilings.
Relative to prior art, mechanical expansion shaft of the invention is passed through by setting polylith harmomegathus plate and expansion mechanism
The harmomegathus movement of expansion mechanism control polylith harmomegathus plate, to realize the change of harmomegathus shaft diameter, is opened so as to adapt to a variety of bipyramid heads
The aluminium production equipment of volume.The mechanical expansion shaft of the present invention, which has, operates flexible, applied widely, low cost and other advantages.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more specific and detailed, but simultaneously
Can not therefore it be construed as limiting the scope of the patent.It should be pointed out that come for one of ordinary skill in the art
Say, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Scope.
Claims (6)
- A kind of 1. mechanical expansion shaft, it is characterised in that：Including left end cap, at least right end cap, two blocks of harmomegathus plates and expansion mechanism； Described at least two pieces of harmomegathus plate splits are for cylindrical shape and between the left end cap and right end cap, at least two blocks of harmomegathus plates Inner surface setting have inclined engaging piece；The expansion mechanism includes harmomegathus cone, leading screw and helical gear pair；The harmomegathus cone Body is arranged between at least two blocks of harmomegathus plates, and the middle part of the harmomegathus cone is provided with through hole, is set in the harmomegathus cone There is screw thread, the screw thread of the harmomegathus cone engages with the engaging piece of the harmomegathus plate；The leading screw passes through the harmomegathus cone Through hole, the screw set of the leading screw are connected with the harmomegathus cone, one end of the leading screw and one in the helical gear pair Helical gear connects；The helical gear pair is arranged in the right end cap, and the side of the right end cap is provided with drive openings, not with One helical gear of the helical gear pair of leading screw connection is towards the drive openings.
- 2. mechanical expansion shaft according to claim 1, it is characterised in that：What at least two blocks of harmomegathus plates contacted with each other Side is zigzag.
- 3. mechanical expansion shaft according to claim 1, it is characterised in that：The expansion mechanism also includes adjustment axis, institute State adjustment axis to connect with the helical gear not being connected with the leading screw in the helical gear pair, the adjustment axis is stretched out the transmission and opened Mouthful.
- 4. mechanical expansion shaft according to claim 1, it is characterised in that：The harmomegathus cone by cross nut with The screw set connection of the leading screw.
- 5. mechanical expansion shaft according to claim 1, it is characterised in that：One end of the leading screw and the helical gear pair In the connection of a helical gear, its other end is articulated on the left end cap.
- 6. mechanical expansion shaft according to claim 1, it is characterised in that：Two equal pivots of helical gear of the helical gear pair It is connected in the right end cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711225329.8A CN107737818A (en) | 2017-11-29 | 2017-11-29 | A kind of mechanical expansion shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711225329.8A CN107737818A (en) | 2017-11-29 | 2017-11-29 | A kind of mechanical expansion shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107737818A true CN107737818A (en) | 2018-02-27 |
Family
ID=61239671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711225329.8A Pending CN107737818A (en) | 2017-11-29 | 2017-11-29 | A kind of mechanical expansion shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107737818A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2583398A1 (en) * | 1985-06-17 | 1986-12-19 | Achard Picard Jean | Shaft which can expand and retract, especially for the gripping of mandrels receiving materials in the form of a web |
| CN201799487U (en) * | 2010-10-11 | 2011-04-20 | 衡阳中钢衡重设备有限公司 | Coiling drum of coiler |
| CN202921684U (en) * | 2012-11-29 | 2013-05-08 | 一重集团大连设计研究院有限公司 | Roller of un-coiler in inspection station |
| CN103934309A (en) * | 2014-03-07 | 2014-07-23 | 江苏大学 | Expanding-shrinking mechanism of flying shear production line unwinding machine |
| CN204700082U (en) * | 2015-06-29 | 2015-10-14 | 宁波市博祥新材料科技有限公司 | Combined steel band coiled material Scroll |
| CN205650622U (en) * | 2016-05-20 | 2016-10-19 | 武汉钢铁股份有限公司 | Split type coiling machine reel |
| CN106140873A (en) * | 2016-08-15 | 2016-11-23 | 山东亚盛重工股份有限公司 | A kind of uncoiler |
| CN106516904A (en) * | 2016-08-29 | 2017-03-22 | 涿神有色金属加工专用设备有限公司 | Paper sleeve expansion and shrinkage device |
| CN106976761A (en) * | 2017-04-22 | 2017-07-25 | 江苏中基复合材料股份有限公司 | Battery aluminium foil rewinding fixture |
| CN207127015U (en) * | 2017-11-29 | 2018-03-23 | 乳源东阳光优艾希杰精箔有限公司 | A kind of mechanical expansion shaft |
-
2017
- 2017-11-29 CN CN201711225329.8A patent/CN107737818A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2583398A1 (en) * | 1985-06-17 | 1986-12-19 | Achard Picard Jean | Shaft which can expand and retract, especially for the gripping of mandrels receiving materials in the form of a web |
| CN201799487U (en) * | 2010-10-11 | 2011-04-20 | 衡阳中钢衡重设备有限公司 | Coiling drum of coiler |
| CN202921684U (en) * | 2012-11-29 | 2013-05-08 | 一重集团大连设计研究院有限公司 | Roller of un-coiler in inspection station |
| CN103934309A (en) * | 2014-03-07 | 2014-07-23 | 江苏大学 | Expanding-shrinking mechanism of flying shear production line unwinding machine |
| CN204700082U (en) * | 2015-06-29 | 2015-10-14 | 宁波市博祥新材料科技有限公司 | Combined steel band coiled material Scroll |
| CN205650622U (en) * | 2016-05-20 | 2016-10-19 | 武汉钢铁股份有限公司 | Split type coiling machine reel |
| CN106140873A (en) * | 2016-08-15 | 2016-11-23 | 山东亚盛重工股份有限公司 | A kind of uncoiler |
| CN106516904A (en) * | 2016-08-29 | 2017-03-22 | 涿神有色金属加工专用设备有限公司 | Paper sleeve expansion and shrinkage device |
| CN106976761A (en) * | 2017-04-22 | 2017-07-25 | 江苏中基复合材料股份有限公司 | Battery aluminium foil rewinding fixture |
| CN207127015U (en) * | 2017-11-29 | 2018-03-23 | 乳源东阳光优艾希杰精箔有限公司 | A kind of mechanical expansion shaft |
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