CN110963370A - Diameter-increasing drum structure and uncoiler - Google Patents
Diameter-increasing drum structure and uncoiler Download PDFInfo
- Publication number
- CN110963370A CN110963370A CN201911362230.1A CN201911362230A CN110963370A CN 110963370 A CN110963370 A CN 110963370A CN 201911362230 A CN201911362230 A CN 201911362230A CN 110963370 A CN110963370 A CN 110963370A
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- CN
- China
- Prior art keywords
- diameter
- sliding
- increasing
- hollow shaft
- wedge
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Classifications
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H16/00—Unwinding, paying-out webs
Abstract
The invention provides a diameter-increasing drum structure and an uncoiler, wherein the diameter-increasing drum structure comprises a hollow shaft, a diameter-changing sliding sleeve, a push rod and two diameter-increasing sleeves, one section of the hollow shaft is sleeved with the diameter-changing sliding sleeve capable of sliding along the axial direction of the hollow shaft, the diameter-changing sliding sleeve comprises a sliding cylinder, wedges and a sliding block, two ends of the outer peripheral surface of the sliding cylinder are respectively fixed with four wedges, the four wedges at each end are distributed at equal intervals around the outer peripheral surface of the sliding cylinder, a sliding groove is arranged on the inclined surface of each wedge, a sliding rail matched with the sliding groove of each wedge is arranged on the sliding block so that the sliding block can be arranged on each wedge in a sliding manner, the diameter-increasing sleeves comprise four sector bodies which are movably nested together, each sector body is provided with a stepped hole so that each sector body is fixed with the corresponding sliding block through a bolt, the push. The diameter-increasing winding drum structure can save manufacturing materials, reduce weight and is simple and convenient to install.
Description
Technical Field
The invention relates to an uncoiler, in particular to a diameter-increasing drum structure.
Background
The uncoiler winding drum on a hot-annealing pickling machine assembly line of a stainless steel hot-annealing furnace generally comprises a mandrel, a movable sleeve, diameter-increasing sleeves and an oil cylinder, wherein the movable sleeve is arranged on the mandrel and is in inclined wedge-shaped sliding connection with the mandrel, the diameter-increasing sleeves are divided into four fan-shaped ring blocks which are fixed on the surface of the movable sleeve, the oil cylinder is connected with the mandrel, the mandrel is driven to move through the oil cylinder, so that the movable sleeve slides along the inclined wedges, the four diameter-increasing sleeves are driven to move outwards along the radial direction, and the diameter of the winding drum is expanded. However, the length of the diameter increasing sleeve of the existing winding drum is equivalent to that of the movable sleeve, so that manufacturing materials are wasted, the weight of the winding drum is increased, manufacturing cost is increased, and installation is troublesome.
Disclosure of Invention
In view of the above, the present invention provides a diameter-increasing reel structure, which can save manufacturing materials, reduce weight, and is easy to install.
The technical solution scheme involved in the invention is as follows:
the utility model provides a diameter increasing reel structure, including the hollow shaft, reducing sliding sleeve, push rod and two diameter increasing sleeves, the cover is equipped with the reducing sliding sleeve that can follow hollow shaft endwise slip in one section of hollow shaft, diameter reducing sliding sleeve includes the slide cartridge, slide wedge and slider, the both ends of slide cartridge outer peripheral face are fixed with four slide wedges respectively, four slide wedges of each end encircle slide cartridge outer peripheral face equidistant distribution, be equipped with the spout on the inclined plane of each slide wedge, have the slide rail with the spout matched with of slide wedge on the slider, for the slider slides and sets up on each slide wedge, diameter increasing sleeve is including four fan ring bodies that the nestification is in the same place of each other activity, be equipped with the shoulder hole on each fan ring body, it is fixed with the slider that corresponds with each fan ring body through the bolt, wear to locate in the hollow shaft push rod slidable, the one.
Furthermore, a limiting groove is formed in the peripheral wall of one end of the hollow shaft, a limiting block is fixed to one end, close to the limiting groove, of the push rod, the limiting block can be arranged in the limiting groove in a sliding mode along the axis direction of the hollow shaft, and two ends of the limiting block are connected with the sliding barrel.
Furthermore, an end cover is fixed at one end of the hollow shaft close to the limiting block, and one end of the push rod penetrates through a central hole of the end cover in a sliding mode.
Furthermore, an oil filling hole is formed in the sector ring body, oil filling channels communicated with each other are formed in the sliding cylinder, the inclined wedge and the sliding block, and the oil filling hole is communicated with the oil filling channels.
Further, a sealing plug is detachably mounted in the oil filling hole.
Furthermore, a fixing hole is formed in the sector ring body for fixing the diameter increasing plate.
The uncoiler comprises an uncoiler main body and a diameter increasing drum structure, wherein the other section of the hollow shaft is rotatably arranged on the uncoiler main body.
In summary, the diameter-increasing winding drum structure of the invention is characterized in that the diameter-reducing sliding sleeves are sleeved outside the hollow shaft, the two diameter-increasing sleeves are respectively arranged at two ends of the sliding cylinder, each sector body is connected with the wedge through the sliding block, the sliding cylinder and the wedge on the sliding cylinder are driven by the push rod to slide together, so that each sliding block slides along the inclined plane corresponding to the wedge, and further, the radial expansion of each sector body is realized. When the diameter-increasing sleeve is used, the coil stock is sleeved on the two diameter-increasing sleeves, and the diameter-increasing sleeves are expanded and reduced to adapt to coil stocks of different specifications. Compared with the prior art, the diameter-increasing winding drum structure adopts the two diameter-increasing sleeves and the diameter-reducing sliding sleeve to be sleeved together in a sliding manner, so that the structures of the diameter-increasing sleeves and the diameter-reducing sliding sleeve can be simplified, the installation is simpler and more convenient, the manufacturing material is saved, and the weight is favorably reduced.
The uncoiler with the diameter-increasing winding drum structure has the advantages of being simple and convenient to install, saving manufacturing materials and reducing weight.
Drawings
FIG. 1 is a front view of a diameter increasing spool structure of the present invention;
FIG. 2 is an axial cross-sectional view of the diameter increasing spool structure of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2;
FIG. 4 is a radial cross-sectional view of the diameter increasing spool structure of the present invention;
FIG. 5 is a perspective view of a diameter increasing sleeve of the diameter increasing drum structure of the present invention.
Detailed Description
The technical solution in the embodiments of the present invention is clearly and completely described below with reference to the drawings in the embodiments of the present invention. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the scope of the invention.
Referring to fig. 1 to 5, the present invention provides a diameter increasing drum structure, including a hollow shaft 1, a reducing sliding sleeve 2, two diameter increasing sleeves 3 and a push rod 4, wherein the reducing sliding sleeve 2 capable of sliding along the axial direction of the hollow shaft 1 is sleeved on a section of the hollow shaft 1, the reducing sliding sleeve 2 includes a sliding cylinder 21, wedges 22 and sliding blocks 23, two ends of the outer peripheral surface of the sliding cylinder 21 are respectively fixed with four wedges 22, the four wedges 22 at each end are distributed around the outer peripheral surface of the sliding cylinder 21 at equal intervals, a sliding slot is arranged on the inclined surface of each wedge 22, and a sliding rail matched with the sliding slot of the wedge 22 is arranged on the sliding block 23 to allow the sliding block 23 to be slidably arranged on each wedge 22. The diameter increasing sleeve 3 comprises four sector bodies 31 movably nested with each other, and each sector body 31 is provided with a stepped hole 32 so as to fix each sector body 31 and the corresponding slide block 23 through bolts. The push rod 4 is slidably arranged in the hollow shaft 1 in a penetrating manner, one end of the push rod 4 is connected with the sliding barrel 21, so that the push rod 4 is driven by the driving device to slide along the hollow shaft 1, the reducing sliding sleeve 2 is driven to correspondingly slide, and each sector ring body 31 is driven to radially stretch and retract.
The diameter-increasing winding drum structure comprises a hollow shaft 1, diameter-reducing sliding sleeves 2 are sleeved outside the hollow shaft 1, two diameter-increasing sleeves 3 are respectively arranged at two ends of a sliding drum 21, each ring body 31 is connected with a wedge 22 through a sliding block 23, the sliding drum 21 and the wedge 22 on the sliding drum 21 are driven by a push rod 4 to slide together, and therefore each sliding block 23 slides along an inclined plane corresponding to the wedge 22, and radial extension of each ring body 31 is achieved. When in use, the coil stock is sleeved on the two diameter increasing sleeves 3, and the coil stock with different specifications is adapted through the expansion and the reduction of the diameter increasing sleeves 3. Compared with the prior art, the diameter-increasing winding drum structure adopts the two diameter-increasing sleeves 3 and the diameter-reducing sliding sleeve 2 to be sleeved together in a sliding manner, so that the structures of the diameter-increasing sleeves 3 and the diameter-reducing sliding sleeve 2 can be simplified, the installation is simpler and more convenient, the manufacturing material is saved, and the weight is favorably reduced.
The periphery wall of hollow shaft 1 one end has seted up spacing groove 11, and the one end that is close to spacing groove 11 on the push rod 4 is fixed with stopper 41, and stopper 41 can set up in spacing groove 11 along hollow shaft 1 axis direction with sliding, and the both ends of stopper 41 are connected with slide cartridge 21 to the drive slide cartridge 21 slides.
An end cover 5 is fixed at one end of the hollow shaft 1 close to the limiting block 41, and one end of the push rod 4 penetrates through a central hole of the end cover 5 in a sliding mode.
In order to facilitate daily maintenance, the sector ring body 31 is provided with an oil filling hole 33, the sliding cylinder 21, the inclined wedge 22 and the sliding block 23 are provided with oil filling channels 34 communicated with each other, and the oil filling hole 33 is communicated with the oil filling channels 34 so as to inject lubricating oil into the oil filling channels 34 along the oil filling hole 33. A sealing plug 35 is detachably mounted in the oil filling hole 33 to seal the lubricating oil filled in the oil filling passage 34.
The sector ring body 31 is provided with a fixing hole 36 for fixing the diameter increasing plate, thereby further enlarging the diameter increasing range.
In summary, the diameter-increasing winding drum structure of the present invention has the diameter-reducing sliding sleeves 2 sleeved outside the hollow shaft 1, the two diameter-increasing sleeves 3 are respectively disposed at two ends of the sliding drum 21, each ring body 31 is connected with the wedge 22 through the sliding block 23, and the sliding drum 21 and the wedge 22 on the sliding drum 21 are driven by the push rod 4 to slide together, so that each sliding block 23 slides along the inclined plane corresponding to the wedge 22, and further, radial expansion of each ring body 31 is realized. When in use, the coil stock is sleeved on the two diameter increasing sleeves 3, and the coil stock with different specifications is adapted through the expansion and the reduction of the diameter increasing sleeves 3. Compared with the prior art, the diameter-increasing winding drum structure adopts the two diameter-increasing sleeves 3 and the diameter-reducing sliding sleeve 2 to be sleeved together in a sliding manner, so that the structures of the diameter-increasing sleeves 3 and the diameter-reducing sliding sleeve 2 can be simplified, the installation is simpler and more convenient, the manufacturing material is saved, and the weight is favorably reduced.
The invention also provides an uncoiler applying the diameter increasing drum structure, which comprises an uncoiler main body and the diameter increasing drum structure, wherein the other section of the hollow shaft 1 is rotatably arranged on the uncoiler main body.
The uncoiler with the diameter-increasing winding drum structure has the advantages of being simple and convenient to install, saving manufacturing materials and reducing weight.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (7)
1. A diameter-increasing winding drum structure comprises a hollow shaft (1), diameter-reducing sliding sleeves (2) and push rods (4), wherein one section of the hollow shaft (1) is sleeved with the diameter-reducing sliding sleeves (2) capable of axially sliding along the hollow shaft (1), the diameter-increasing winding drum structure is characterized by further comprising two diameter-increasing sleeves (3), each diameter-reducing sliding sleeve (2) comprises a sliding drum (21), wedges (22) and a sliding block (23), two ends of the outer peripheral surface of the sliding drum (21) are respectively fixed with four wedges (22), the four wedges (22) at each end are distributed around the outer peripheral surface of the sliding drum (21) at equal intervals, a sliding groove is arranged on the inclined surface of each wedge (22), a sliding rail matched with the sliding groove of each wedge (22) is arranged on the sliding block (23) in a sliding manner, the sliding block (23) is arranged on each wedge (22), each diameter-increasing sleeve (3) comprises four sector bodies (31) which are movably nested together, and a step hole (32) is arranged, each sector ring body (31) is fixed with the corresponding slide block (23) through a bolt, the push rod (4) can be slidably arranged in the hollow shaft (1) in a penetrating way, and one end of the push rod (4) is connected with the slide cylinder (21).
2. The diameter increasing drum structure according to claim 1, wherein a limiting groove (11) is formed in the outer peripheral wall of one end of the hollow shaft (1), a limiting block (41) is fixed to one end, close to the limiting groove (11), of the push rod (4), the limiting block (41) can be slidably arranged in the limiting groove (11) along the axial direction of the hollow shaft (1), and two ends of the limiting block (41) are connected with the sliding cylinder (21).
3. The diameter increasing reel structure according to claim 1, wherein an end cover (5) is fixed at one end of the hollow shaft (1) close to the limiting block (41), and one end of the push rod (4) is slidably arranged in a central hole of the end cover (5).
4. The diameter-increasing winding drum structure of claim 1, wherein the fan-shaped ring body (31) is provided with an oil filling hole (33), the sliding drum (21), the inclined wedge (22) and the sliding block (23) are provided with oil filling channels (34) communicated with each other, and the oil filling hole (33) is communicated with the oil filling channels (34).
5. The diameter increasing spool structure according to claim 4, wherein a sealing plug (35) is detachably mounted in the oil filler hole (33).
6. The diameter increasing reel structure of claim 1, wherein the sector ring body (31) is provided with a fixing hole (36) for fixing the diameter increasing plate.
7. An unwinder comprising an unwinder body, characterized in that it further comprises a diameter-increasing drum structure according to any one of claims 1 to 6, the other section of the hollow shaft (1) being rotatably arranged on the unwinder body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911362230.1A CN110963370A (en) | 2019-12-26 | 2019-12-26 | Diameter-increasing drum structure and uncoiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911362230.1A CN110963370A (en) | 2019-12-26 | 2019-12-26 | Diameter-increasing drum structure and uncoiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110963370A true CN110963370A (en) | 2020-04-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911362230.1A Pending CN110963370A (en) | 2019-12-26 | 2019-12-26 | Diameter-increasing drum structure and uncoiler |
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| CN (1) | CN110963370A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111470357A (en) * | 2020-04-14 | 2020-07-31 | 苏州光大塑料包装有限公司 | Automatic roller-releasing and winding roller for plastic film coil stock |
-
2019
- 2019-12-26 CN CN201911362230.1A patent/CN110963370A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111470357A (en) * | 2020-04-14 | 2020-07-31 | 苏州光大塑料包装有限公司 | Automatic roller-releasing and winding roller for plastic film coil stock |
| CN111470357B (en) * | 2020-04-14 | 2021-07-02 | 苏州光大塑料包装有限公司 | Automatic roller-releasing and winding roller for plastic film coil stock |
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