CN105936434A - Core rod for roll replacement of film winding machine - Google Patents
Core rod for roll replacement of film winding machine Download PDFInfo
- Publication number
- CN105936434A CN105936434A CN201610452472.XA CN201610452472A CN105936434A CN 105936434 A CN105936434 A CN 105936434A CN 201610452472 A CN201610452472 A CN 201610452472A CN 105936434 A CN105936434 A CN 105936434A
- Authority
- CN
- China
- Prior art keywords
- segment
- secondary segment
- section
- principal piece
- diameter
- 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
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H19/00—Changing the web roll
- B65H19/22—Changing the web roll in winding mechanisms or in connection with winding operations
- B65H19/30—Lifting, transporting, or removing the web roll; Inserting core
- B65H19/305—Inserting core
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2301/00—Handling processes for sheets or webs
- B65H2301/40—Type of handling process
- B65H2301/41—Winding, unwinding
- B65H2301/417—Handling or changing web rolls
- B65H2301/418—Changing web roll
- B65H2301/4181—Core or mandrel supply
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- Storage Of Web-Like Or Filamentary Materials (AREA)
Abstract
The invention relates to a core rod for roll replacement of a film winding machine. The core rod comprises a main segment and an auxiliary segment. The core rod is characterized in that an axial hole is formed in one end of the main segment; the auxiliary segment is tubular, an inner cavity of the segment, adjacent to the main segment, of the auxiliary segment is a tapered segment inner cavity, and the diameter of the outer end of the tapered segment inner cavity is larger than that of the inner end of the tapered segment inner cavity; a connecting shaft is arranged between the main segment and the auxiliary segment; one segment of the connecting shaft is a same-diameter segment with all points being the same in diameter, and the other segment of the connecting shaft is a conical segment with the interior being larger than the exterior; the same-diameter segment extends into the axial hole in one end of the main segment and is in interference fit with the main segment; the conical segment extends into the tapered segment inner cavity of the auxiliary segment, and a gap is reserved between the main segment and the auxiliary segment; and a traction mechanism used for locking the main segment and the auxiliary segment is located between the end, located in the auxiliary segment, of the connecting shaft and the outer end of the auxiliary segment. The core rod is quite convenient to mount or disassemble. Food preservative films are wound through a paper tube supporting frame adopting the core rod, and the quality of products can be improved; and the core rod is used for the paper tube supporting frame of the film winding machine for producing the food preservative films.
Description
Technical field
The present invention relates to a kind of plastics membrane production equipment.Specifically, be coiling plastic foil membrane coiler on membrane coiler change of lap plug.It is particularly suited for producing on the membrane coiler of food fresh keeping membrane.
Background technology
As is well known, food fresh keeping membrane market sold is mostly to be wound on paper tube.And in process of production, the paper tube for coiling food fresh keeping membrane needs again to be enclosed within the plug of coil replacing mechanism.Coil replacing mechanism therein includes a rotating disk, a main shaft and four plugs, and there is axis hole at the center of rotating disk, and one end of main shaft is stretched into and is fixed in axis hole.Described plug is distributed on the surrounding of rotating disk and parallels with main shaft, and one end of plug is all connected on the edge of rotating disk in rotatable shape.Traditional plug contains principal piece and secondary segment, the inner end threading of secondary segment, and one end of principal piece is machined with axial screw, and principal piece is screwed in secondary segment with on externally threaded one end with one end of axial screw.Due to plug principal piece with between secondary segment only with threadeding, concentricity the most between the two is poor, and between the connection end of principal piece and secondary segment, gap easily occurs, in membrane process mandrel and on paper tube the situation of rocking easily occurs, make the food fresh keeping membrane being wound on paper tube that fold occur, film roll two ends are the most irregular, and product quality is poor.Again due to plug principal piece with between secondary segment only with threadeding, either install or remove the most cumbersome.
Summary of the invention
The problem to be solved in the present invention is to provide a kind of membrane coiler change of lap plug.This plug, installs or removes the most more convenient.The paper tube bracing frame using this plug carrys out coiling food fresh keeping membrane, can improve product quality.
The problems referred to above that the invention solves the problems that are realized by techniques below scheme:
The membrane coiler change of lap plug of the present invention includes principal piece and secondary segment, it is characterised in that there is axial hole one end of principal piece.Described secondary segment is tubulose, and its that section inner chamber adjacent with principal piece is conical section inner chamber, and the outer diameter of conical section inner chamber is more than its inner end diameter.Having connecting shaft between principal piece and secondary segment, a section of connecting shaft is the same footpath section that each spot diameter is identical, and another section is interior the least big outer conical section, in interference fit in described same footpath section stretches into the axial hole of principal piece one end and between the two.Described conical section stretches into intracavity in the conical section of secondary segment, and makes to leave between principal piece and secondary segment gap.It is positioned between linking axes one end of secondary segment and the outer end of secondary segment and has for making the draw-off mechanism of locking between principal piece and secondary segment.
Further improvement of the present invention scheme is, described draw-off mechanism includes check lock lever, and there is external screw thread the inner end of check lock lever, and there is the first circumferential projection the outer end of check lock lever.Having the internal diameter outside circumferential step, and circumferential step on the medial surface of secondary segment outer end more than the internal diameter of section in it, the internal diameter outside circumferential step is adaptive with the diameter of the first circumferential projection of check lock lever.
Further improvement of the present invention scheme is, described principal piece is tubular structure.
The present invention with further improvement project is, also includes the push rod for making principal piece depart from secondary segment, and there is the second circumference boss push rod outer end, the second circumference boss cylindrical has external screw thread, that section of secondary segment outside circumferential step has female thread.During dismounting, unload check lock lever, change push rod and the second circumference boss is screwed in the female thread on secondary segment, principal piece can be made to disengage with secondary segment.
As can be seen from the above scheme, there is axial hole due to one end of principal piece.Described secondary segment is tubulose, and its that section inner chamber adjacent with principal piece is conical section inner chamber, and the outer diameter of conical section inner chamber is more than its inner end diameter.Having connecting shaft between principal piece and secondary segment, a section of connecting shaft is the same footpath section that each spot diameter is identical, and another section is interior the least big outer conical section, in interference fit in described same footpath section stretches into the axial hole of principal piece one end and between the two.Described conical section stretches into intracavity in the conical section of secondary segment, and makes to leave between principal piece and secondary segment gap.It is positioned between linking axes one end of secondary segment and the outer end of secondary segment and has for making the draw-off mechanism of locking between principal piece and secondary segment.
During installation, first to the same footpath section of connecting shaft and principal piece with the heating one end in axial hole, and in hot state section one end, same footpath of connecting shaft is inserted in the axial hole of main shaft one end so that be snuggly mated to together in interference shape between the two.Then, by draw-off mechanism, by the inside tractive in microcephaly one end of the conical section of connecting shaft, make the conical section of connecting shaft together with firm locking between the conical section inner chamber of secondary segment.So, not only increase the concentricity between principal piece and secondary segment, and do not have gap between the connection end of principal piece and secondary segment, thus avoid in membrane process mandrel and on paper tube rock situation and occur, solve the buckling problems that the food fresh keeping membrane being wound on paper tube occurs, making film roll two ends in good order, product quality is preferable.
Due to connecting shaft one section is interior big outer little conical section again, the outer diameter that section of inner chamber is conical section inner chamber and conical section inner chamber that secondary segment is adjacent with principal piece is more than its inner end diameter, during installation, by operation draw-off mechanism, by the inside tractive in microcephaly one end of the conical section of connecting shaft, can make the conical section of connecting shaft together with firm locking between the conical section inner chamber of secondary segment.During dismounting, unload draw-off mechanism, change outer end with the externally threaded push rod separately joined, one twist gently, so that it may easily make the conical section of connecting shaft depart from the conical section inner chamber of secondary segment, therefore, either install or remove the most very convenient.
Accompanying drawing explanation
Fig. 1 is the membrane coiler change of lap mandrel structure schematic diagram of the present invention, and this figure is locking state figure；
The membrane coiler change of lap plug state diagram to be removed of Fig. 2 present invention.
Detailed description of the invention
As it is shown in figure 1, the membrane coiler change of lap plug of the present invention includes principal piece 1 and secondary segment 5, one end of principal piece 1 is machined with axial hole.Described secondary segment 5 is tubulose, and its that section inner chamber adjacent with principal piece 1 is conical section inner chamber, and the outer diameter of conical section inner chamber is more than its inner end diameter.Being provided with connecting shaft between principal piece 1 and secondary segment 5, a section of connecting shaft is the same footpath section 2 that each spot diameter is identical, and another section is interior the least big outer conical section 3, in a heated state in interference fit in described same footpath section 2 stretches into the axial hole of principal piece 1 one end and between the two.Described conical section 3 stretches into intracavity in the conical section of secondary segment 5, and makes to leave gap between principal piece 1 and secondary segment 5.It is positioned between linking axes one end of secondary segment 5 and the outer end of secondary segment 5 and is provided with for making the draw-off mechanism of locking between principal piece 1 and secondary segment 5.Described draw-off mechanism includes that check lock lever 8, the inner end of check lock lever 8 are machined with external screw thread, and the outer end of check lock lever 8 is machined with the first circumferential projection 6.Being machined with circumferential step on the medial surface of secondary segment 5 outer end, and the internal diameter of the outer section of circumferential step is more than the internal diameter of section in it, the internal diameter of the outer section of circumferential step is adaptive with the diameter of the first circumferential projection 6 of check lock lever 8.
For saving material and alleviating the weight of plug, described principal piece is tubular structure.
Seeing Fig. 2, for ease of dismounting, be further equipped with the push rod 10 for making principal piece 1 depart from secondary segment 5, push rod 10 outer end is machined with the second circumference boss 61, the second circumference boss 61 cylindrical is machined with external screw thread, that section of secondary segment outside circumferential step is machined with female thread.During dismounting, unload the check lock lever 8 as draw-off mechanism, change push rod 10 and the second circumference boss is screwed in the female thread on secondary segment, principal piece 1 can be made to disengage with secondary segment 5.
Claims (4)
1. membrane coiler change of lap plug, including principal piece (1) and secondary segment (5), it is characterised in that there is axial hole one end of principal piece (1)；Described secondary segment (5) is tubulose, and its that section inner chamber adjacent with principal piece (1) is conical section inner chamber, and the outer diameter of conical section inner chamber is more than its inner end diameter；Connecting shaft is had between principal piece (1) and secondary segment (5), one section of connecting shaft is same footpath section (2) that each spot diameter is identical, another section is interior the least big outer conical section (3), in interference fit in described same footpath section (2) stretches into the axial hole of principal piece (1) one end and between the two；Described conical section (3) stretches into intracavity in the conical section of secondary segment (5), and makes to leave gap between principal piece (1) and secondary segment (5)；It is positioned between linking axes one end of secondary segment (5) and the outer end of secondary segment (5) and has for making the draw-off mechanism of locking between principal piece (1) and secondary segment (5).
Membrane coiler change of lap plug the most according to claim 1, it is characterised in that described draw-off mechanism includes that check lock lever (8), the inner end of check lock lever (8) have external screw thread, the outer end of check lock lever (8) to have the first circumferential projection (6)；Having circumferential step on the medial surface of secondary segment (5) outer end, and the internal diameter of the outer section of circumferential step is more than the internal diameter of section in it, the internal diameter of the outer section of circumferential step is adaptive with the diameter of first circumferential projection (6) of check lock lever (8).
Membrane coiler change of lap plug the most according to claim 1, it is characterised in that described principal piece (1) is tubular structure.
4. according to the membrane coiler change of lap plug described in claim 1 or 2 or 3, characterized by further comprising the push rod (10) for making principal piece (1) and secondary segment (5) depart from, there is the second circumference boss (61) push rod (10) outer end, there is external screw thread on second circumference boss (61) cylindrical, that section of secondary segment outside circumferential step has female thread；During dismounting, unload check lock lever (8), change push rod (10) and the second circumference boss is screwed in the female thread on secondary segment, principal piece (1) can be made to disengage with secondary segment (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610452472.XA CN105936434A (en) | 2016-06-22 | 2016-06-22 | Core rod for roll replacement of film winding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610452472.XA CN105936434A (en) | 2016-06-22 | 2016-06-22 | Core rod for roll replacement of film winding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105936434A true CN105936434A (en) | 2016-09-14 |
Family
ID=56873116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610452472.XA Pending CN105936434A (en) | 2016-06-22 | 2016-06-22 | Core rod for roll replacement of film winding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105936434A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2543941Y (en) * | 2002-02-01 | 2003-04-09 | 叶仲伦 | Bottle opener |
| US20130206894A1 (en) * | 2011-11-30 | 2013-08-15 | Seiko Epson Corporation | Core tube holding device and image recording device |
| CN204173678U (en) * | 2014-10-21 | 2015-02-25 | 无锡隆基硅材料有限公司 | A kind of retractable cable wheel |
| CN204416780U (en) * | 2014-12-19 | 2015-06-24 | 苏州市吴中区郭巷旭宇羊毛衫加工场 | A kind of bobbin |
| CN204528925U (en) * | 2015-03-30 | 2015-08-05 | 宝鸡石油机械有限责任公司 | Fast assembling-disassembling I-beam wheel |
| CN205802566U (en) * | 2016-06-22 | 2016-12-14 | 无锡市新区坊前万祥塑料机械厂 | Membrane coiler change of lap plug |
-
2016
- 2016-06-22 CN CN201610452472.XA patent/CN105936434A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2543941Y (en) * | 2002-02-01 | 2003-04-09 | 叶仲伦 | Bottle opener |
| US20130206894A1 (en) * | 2011-11-30 | 2013-08-15 | Seiko Epson Corporation | Core tube holding device and image recording device |
| CN204173678U (en) * | 2014-10-21 | 2015-02-25 | 无锡隆基硅材料有限公司 | A kind of retractable cable wheel |
| CN204416780U (en) * | 2014-12-19 | 2015-06-24 | 苏州市吴中区郭巷旭宇羊毛衫加工场 | A kind of bobbin |
| CN204528925U (en) * | 2015-03-30 | 2015-08-05 | 宝鸡石油机械有限责任公司 | Fast assembling-disassembling I-beam wheel |
| CN205802566U (en) * | 2016-06-22 | 2016-12-14 | 无锡市新区坊前万祥塑料机械厂 | Membrane coiler change of lap plug |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
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Application publication date: 20160914 |