CN113942889B - Internal diameter centering linkage tensioning device - Google Patents
Internal diameter centering linkage tensioning device Download PDFInfo
- Publication number
- CN113942889B CN113942889B CN202010690166.6A CN202010690166A CN113942889B CN 113942889 B CN113942889 B CN 113942889B CN 202010690166 A CN202010690166 A CN 202010690166A CN 113942889 B CN113942889 B CN 113942889B
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- guide
- baffle
- shaft sleeve
- rotating shaft
- hollow rotating
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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
- B65H75/245—Expansible spindles, mandrels or chucks, e.g. for securing or releasing cores, holders or packages by deformation of an elastic or flexible material
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
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- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Rolls And Other Rotary Bodies (AREA)
Abstract
The invention belongs to the technical field of mask machine parts, and particularly relates to an inner diameter centering linkage tensioning device. The device comprises a hollow rotating shaft, a shaft sleeve, a guide connecting block, a baffle A, a baffle B, a plurality of connecting rods, a plurality of guide connecting plates, a plurality of tiles, a plurality of double-head connecting screws and matched disc nuts. The invention realizes the function of converting the rotation displacement of a winding shaft into the radial linear displacement by the matching arrangement of the hollow rotating shaft with the radial arm, the shaft sleeve, the guide connecting block with the guide arm, the connecting rod, the guide connecting plate and the tile, realizes the synchronous equidistant linkage tensioning material roll, and has the advantages of small rotation angle and large radial contraction range. The invention can synchronously adjust the inner diameter positioning position of the tile, reduce positioning deviation, ensure that the contact area of the tile and the material roll is larger, enhance the tension degree of the material roll, ensure that the device has stable integral operation, simple and reasonable structure, easy operation, stability, reliability and convenient disassembly.
Description
Technical Field
The invention belongs to the technical field of mask machine parts, and particularly relates to an inner diameter centering linkage tensioning device.
Background
As shown in fig. 1 to 3, a nose bridge wire winding drum device of a conventional mask machine is mounted on a rotary shaft 001 of a rotary feeding station of the mask machine. The existing mask machine nose bridge wire winding wire disc device generally comprises two baffle plates 003 with long grooves, connecting screw rods 004 uniformly distributed, disc nuts 005 and the like, the wire disc is directly sleeved at the outer circle position formed by the connecting screw rods 004 uniformly distributed, the wire disc filled with the wire material is integrally arranged on a rotating shaft 001, the axial position is adjusted by using a pressing block 002, a handle is locked, and the wire disc can rotate along with the rotating shaft 001 during operation.
Wherein, because the size variation range of the incoming material internal diameter Φd0 of the material roll 006 is greater than 0-60mm, the position of the connecting screw 004 needs to be adjusted when the material roll 006 is installed on the device every time, the position of the connecting screw 004 in the strip groove of the baffle 003 needs to be adjusted first, so that the circle D0' positioned by the connecting screw 004 is concentric with the internal diameter circle D0 of the material roll 006, the connecting screw 004 can prop up the material roll 006, but each time the material roll 006 is installed, the internal diameter positioning position of each connecting screw 004 needs to be adjusted in sequence, and the positioning deviation is large.
In addition, in the working process, as the material roll 006 is not rigid, and the contact area between the inner diameter of the material roll 006 and the connecting screw 004 is small, the inner diameter circle D0 of the material roll 006 and the circle D0' positioned by the connecting screw 004 are also easy to be eccentric, the rotating stability of the material roll 006 can be affected, the inner diameter change of the material roll 006 is increased, the tightness of the nose bridge line is affected, the material roll 006 is scattered on a wire reel in the use process, and the cutting stability of the nose bridge line of the next process is affected.
Disclosure of Invention
In view of the above problems, an object of the present invention is to provide an inner diameter centering linkage tensioning device.
The aim of the invention is realized by the following technical scheme:
an inner diameter centering linkage tensioning device comprises a hollow rotating shaft, a shaft sleeve, a guide connecting block, a baffle A, a baffle B, a plurality of connecting rods, a plurality of guide connecting plates, a plurality of tiles, a plurality of double-head connecting screws and matched disc nuts;
the center part of the shaft sleeve is provided with a pore canal matched with a rotating shaft of a rotating feeding station of the mask machine, one end of the shaft sleeve is provided with a square plane for connecting a wrench, the other end of the shaft sleeve is provided with a flange surface, the baffle A is connected with the outer end surface of the flange surface of the shaft sleeve, the guide connecting block is sleeved on the shaft sleeve and is connected with the inner end surface of the flange surface of the shaft sleeve, and the part of the outer peripheral surface of the shaft sleeve, which is positioned between the guide connecting block and the square plane of the shaft sleeve, is provided with external threads;
the central part of the hollow rotating shaft is provided with an internal thread duct matched with the external thread of the shaft sleeve, the hollow rotating shaft is in threaded connection with the shaft sleeve and can be self-locked, the end surface of the hollow rotating shaft, which is close to the guide connecting block, is also provided with a plurality of radial arms, one end of the hollow rotating shaft, which is far away from the guide connecting block, is provided with a square plane for connecting a wrench, one end of each radial arm, which is far away from the hollow rotating shaft, is hinged with one end of a connecting rod, and the other end of each connecting rod is respectively hinged with one guide connecting plate;
the periphery of the guide connecting block is uniformly provided with a plurality of guide arms, the number and the arrangement positions of the guide arms correspond to the number and the arrangement positions of the radial arms on the hollow rotating shaft, the guide arms are respectively provided with a guide groove, one end of each guide connecting plate is connected with the inner concave surface of one tile, the other end of each guide connecting plate is provided with a guide key matched with the guide groove, the guide keys and the guide grooves are in clearance fit to form sliding pairs, the outer convex surfaces of the tiles are circularly distributed in the same circumferential surface, the square plane of the shaft sleeve and the square plane of the hollow rotating shaft are respectively clamped by a wrench, so that the shaft sleeve and the hollow rotating shaft relatively rotate, and each radial arm of the hollow rotating shaft drives the corresponding tile to synchronously change positions sequentially through the corresponding connecting rod and the guide connecting plate, so that the size of an outer circle formed by the outer convex surfaces of all the tiles is changed;
the two threaded ends of the double-head connecting screw rod penetrate through the baffle A and the baffle B respectively and are locked through the disc nuts respectively, the double-head connecting screw rods are distributed circularly, and the diameter of the distributed circle of the double-head connecting screw rods is smaller than that of the smallest circumscribed circle formed by the outer convex surfaces of all the tiles.
Preferably, the guide key is a cross key, and the guide groove is a cross guide groove.
Preferably, a cylindrical hole is arranged in the center of the bottom surface of the guide groove.
Preferably, rectangular holes are formed in the positions, corresponding to the tiles, of the baffle A and the baffle B.
Preferably, the external thread of the shaft sleeve is further connected with a locking nut in a threaded manner, the locking nut is arranged on one side of the square plane close to the shaft sleeve, and the hollow rotating shaft is arranged on one side of the square plane far away from the shaft sleeve.
Preferably, the guide connection plate is connected with the tile through a screw.
Preferably, the central angle corresponding to the arc part of the tile is larger than 60 degrees.
Preferably, the middle part of double-end connecting screw is equipped with the step face, be close to on the double-end connecting screw the diameter of axle size of baffle A part is greater than on the double-end connecting screw be close to the diameter of axle size of baffle B part, be close to on the double-end connecting screw baffle B part cover is equipped with the spring, the both ends of spring butt respectively be in the step face of double-end connecting screw with on the surface of baffle B.
The invention has the advantages and positive effects that:
the invention realizes the function of converting the rotation displacement of a winding shaft into the radial linear displacement by the matching arrangement of the hollow rotating shaft with the radial arm, the shaft sleeve, the guide connecting block with the guide arm, the connecting rod, the guide connecting plate and the tile, realizes the synchronous equidistant linkage tensioning material roll, and has the advantages of small rotation angle and large radial contraction range. The invention can synchronously adjust the inner diameter positioning position of the tile, reduce positioning deviation, ensure that the contact area of the tile and the material roll is larger, enhance the tension degree of the material roll, ensure that the device has stable integral operation, simple and reasonable structure, easy operation, stability, reliability and convenient disassembly.
Drawings
Fig. 1 is a schematic view of the whole use state of a nose bridge wire winding disc device of a mask machine in the prior art;
fig. 2 is a schematic side view of the overall structure of a nose bridge wire winding drum device of a mask machine in the prior art;
fig. 3 is a schematic view of a connecting screw arrangement structure of a nose bridge wire winding drum device of a mask machine in the prior art;
FIG. 4 is a schematic overall perspective view of the present invention;
FIG. 5 is a schematic view of the overall structure of the present invention;
FIG. 6 is a side schematic view of the overall structure of the present invention;
FIG. 7 is a schematic view of the internal structure of the present invention in a use state;
FIG. 8 is a schematic view of the internal structure of the present invention in another use state;
FIG. 9 is a schematic view of the hollow shaft of the present invention;
FIG. 10 is a schematic view of the structure of the sleeve of the present invention;
FIG. 11 is a schematic perspective view of a guide connection block according to the present invention;
FIG. 12 is a schematic side view of a guide connection block of the present invention;
FIG. 13 is a schematic view of a connecting rod according to the present invention;
FIG. 14 is a schematic view of the structure of the guide web of the present invention;
FIG. 15 is a schematic view of the structure of a baffle A according to the present invention;
FIG. 16 is a schematic view of the structure of a baffle B according to the present invention;
fig. 17 is a schematic view of the structure of the double-ended connecting screw of the present invention.
In the figure: 1-hollow rotating shaft, 101-rotating arm, 2-shaft sleeve, 3-connecting rod, 4-guiding connecting plate, 401-guiding key, 5-tile, 6-guiding connecting block, 601-guiding arm, 602-guiding groove, 603-cylindrical hole, 7-baffle A, 8-baffle B, 9-dished nut, 10-double-head connecting screw, 11-rectangular hole, 12-locking nut, 13-screw, 14-spring, 001-rotating shaft, 002-briquetting, 003-prior art baffle, 004-prior art connecting screw, 005-prior art dished nut, 006-material roll.
Detailed Description
The invention is further described in detail below with reference to fig. 4-17.
An inner diameter centering linkage tensioning device, as shown in figures 4-8, comprises a hollow rotating shaft 1, a shaft sleeve 2, a guide connecting block 6, a baffle A7, a baffle B8, a plurality of connecting rods 3, a plurality of guide connecting plates 4, a plurality of tiles 5, a plurality of double-head connecting screws 10 and matched disc nuts 9;
as shown in fig. 10, a hole channel matched with a rotary shaft 001 of a rotary feeding station of the mask machine is formed in the central part of a shaft sleeve 2, a square plane for connecting a wrench is formed at one end of the shaft sleeve 2, a flange surface is formed at the other end of the shaft sleeve 2, a baffle A7 is connected with the outer end surface of the flange surface of the shaft sleeve 2, a guide connecting block 6 is sleeved on the shaft sleeve 2 and is connected with the inner end surface of the flange surface of the shaft sleeve 2, and external threads are formed on the part of the peripheral surface of the shaft sleeve 2, which is positioned between the guide connecting block 6 and the square plane of the shaft sleeve 2;
as shown in fig. 9, the center of the hollow rotating shaft 1 is provided with an internal thread channel matched with the external thread of the shaft sleeve 2, the hollow rotating shaft 1 is in threaded connection with the shaft sleeve 2 and can be self-locked, the end surface of the hollow rotating shaft 1, which is close to the guide connecting block 6, is also provided with a plurality of radial arms 101, one end of the hollow rotating shaft 1, which is far away from the guide connecting block 6, is provided with a square plane for connecting a wrench, one end of each radial arm 101, which is far away from the hollow rotating shaft 1, is hinged with one end of a connecting rod 3, and the other end of the connecting rod 3 is hinged with a guide connecting plate 4;
as shown in fig. 11, the outer periphery of the guide connection block 6 is uniformly provided with a plurality of guide arms 601, the number and the arrangement positions of the guide arms 601 correspond to those of the radial arms 101 on the hollow rotating shaft 1, in this embodiment, the number of the matched arrangement groups of the radial arms 101, the guide arms 601, the connecting rods 3, the guide connection plates 4 and the tiles 5 is 3, the guide arms 601 are respectively provided with a guide groove 602, one end of each guide connection plate 4 is connected with the inner concave surface of one tile 5, the other end of each guide connection plate 4 is provided with a guide key 401 matched with the guide groove 602, the guide keys 401 and the guide grooves 602 form sliding pairs in a clearance fit manner, five degrees of freedom of the guide keys 401 are restrained, the guide keys 401 can only move along the direction of the guide grooves 602, the outer convex surfaces of the tiles 5 are circularly distributed in the same circumferential surface, the square planes of the sleeve 2 and the hollow rotating shaft 1 are respectively blocked by using a wrench to enable the square planes of the sleeve 2 and the square planes of the hollow rotating shaft 1 to rotate relatively, the radial arms 101 of the hollow rotating shaft 1 drive the corresponding tiles 5 to synchronously change positions through the corresponding connecting rods 3 and the guide connection plates 4, and the corresponding tiles 5 are further the sizes of the outer circumferences of all the outer convex surfaces of the tiles 5 are changed;
the hollow rotating shaft 1 is rotated, so that the relative rotation angle alpha 1=alpha 2=alpha 3 of the hollow rotating shaft 1 and the shaft sleeve 2 drives the three connecting rods 3 to simultaneously rotate by the same angle, the guide connecting plates 4 move in the corresponding guide grooves 602 by a distance Y1=Y 2=Y 3, the radial moving distances of the tiles 5 are equal because the moving distances of the three guide connecting plates 4 are equal, and the tiles are simultaneously enlarged or simultaneously contracted, thereby forming the linkage effect of 3 tiles, realizing the centering tensioning effect on the material rolls 006 with different inner diameters, and realizing the maximum value of the tile circumscribing circle when the projection of the central line of the guide grooves 602 is overlapped with the central line of the radial arm 101 of the hollow rotating shaft 1, namely alpha 1=alpha 2=alpha 3=0;
the two threaded ends of the double-end connecting screw 10 penetrate through the baffle A7 and the baffle B8 respectively and are locked through the disc nuts 9 respectively, the double-end connecting screw 10 is circularly distributed, the diameter of the distribution circle of the double-end connecting screw 10 is smaller than the diameter of the smallest circumscribed circle formed by the outer convex surfaces of all the tiles 5, so that the influence on the movement of the tiles 5 is avoided, and the set number of the double-end connecting screws 10 in the embodiment is 3.
Specifically, as shown in fig. 14, the guide key 401 is a cross key, and the guide groove 602 is a cross guide groove, which can withstand a large torque.
Specifically, as shown in fig. 12, a cylindrical hole 603 is provided in the center of the bottom surface of the guide groove 602, and the provision of the cylindrical hole 603 serves to increase the avoidance space.
Specifically, as shown in fig. 4, 5, 7, 8, 15 and 16, rectangular holes 11 are formed in the positions of the baffle plate A7 and the baffle plate B8 corresponding to the tile 5, so that the tile 5 can stably move, and friction with the baffle plate A7 and the baffle plate B8 is avoided.
Specifically, as shown in fig. 6, the external thread of the shaft sleeve 2 is further connected with a locking nut 12 in a threaded manner, the locking nut 12 is disposed on one side close to the square plane of the shaft sleeve 2, the hollow rotating shaft 1 is disposed on one side far away from the square plane of the shaft sleeve 2, and the locking nut 12 is disposed, so that the hollow rotating shaft 1 can more stably support the tile 5.
Specifically, as shown in fig. 4, the guide connection plate 4 is connected to the tile 5 by a screw 13, and the assembly and the disassembly are convenient.
Specifically, the central angle corresponding to the arc part of the tile 5 is larger than 60 degrees, so that the tile 5 can fully contact with the inner diameter circle of the material roll 006, and the material roll 006 can fully tighten.
Specifically, as shown in fig. 4 and 17, a step surface is provided in the middle of the double-end connecting screw 10, the shaft diameter of the part of the double-end connecting screw 10 near the baffle A7 is larger than the shaft diameter of the part of the double-end connecting screw 10 near the baffle B8, a spring 14 is sleeved on the part of the double-end connecting screw 10 near the baffle B8, two ends of the spring 14 are respectively abutted against the step surface of the double-end connecting screw 10 and the surface of the baffle B8, the spring 14 can compress the baffle B8, the baffle B8 is prevented from moving inwards, the double-end connecting screw 10 with the step surface, the dish-shaped nut 9, the spring 14, the baffle A7 and the baffle B8 are cooperatively arranged, the minimum distance between the baffle A7 and the baffle B8 can be always kept consistent, the baffle B8 is prevented from loosening on the double-end connecting screw 10 after a period of use, the centering position of the double-end connecting screw 10 can be kept stable, and the problem that the centering position of the connecting screw is unstable due to inconsistent thickness dimension of the coil 006 can be solved.
Working principle:
when the mask machine is used, the disc nuts 9 on one side of the baffle B8 are loosened and the baffle B8 is detached, the square plane of the shaft sleeve 2 and the square plane of the hollow rotating shaft 1 are clamped by a wrench respectively, the shaft sleeve 2 and the hollow rotating shaft 1 rotate relatively, the radial arms 101 of the hollow rotating shaft 1 drive all the tiles 5 to synchronously change positions sequentially through the connecting rods and the guide connecting plates 4, the size of an external circle formed by the outer convex surfaces of all the tiles 5 is changed, the material roll 006 is sleeved on the outer side of the external circle formed by the outer convex surfaces of the tiles 5, the material roll 006 is tensioned by the outer convex surfaces of all the tiles 5, the baffle B8 is reinstalled, then the whole mask machine can be installed on the rotating shaft 001 of the rotary feeding station of the mask machine, the axial position is adjusted by using the pressing blocks 002, and the mask machine can work normally after the handle is locked.
Claims (8)
1. An inside diameter centering linkage tensioning device is characterized in that: the device comprises a hollow rotating shaft (1), a shaft sleeve (2), a guide connecting block (6), a baffle A (7), a baffle B (8), a plurality of connecting rods (3), a plurality of guide connecting plates (4), a plurality of tiles (5), a plurality of double-head connecting screws (10) and matched disc nuts (9);
the center part of the shaft sleeve (2) is provided with a pore canal matched with a rotating shaft of a rotating feeding station of the mask machine, one end of the shaft sleeve (2) is provided with a square plane for connecting a wrench, the other end of the shaft sleeve (2) is provided with a flange surface, the baffle A (7) is connected with the outer end surface of the flange surface of the shaft sleeve (2), the guide connecting block (6) is sleeved on the shaft sleeve (2) and is connected with the inner end surface of the flange surface of the shaft sleeve (2), and part of the peripheral surface of the shaft sleeve (2) between the guide connecting block (6) and the square plane of the shaft sleeve (2) is provided with external threads;
the center part of the hollow rotating shaft (1) is provided with an internal thread duct matched with the external thread of the shaft sleeve (2), the hollow rotating shaft (1) is in threaded connection with the shaft sleeve (2) and can be self-locked, the end surface of the hollow rotating shaft (1) close to the guide connecting block (6) is also provided with a plurality of radial arms (101), one end of the hollow rotating shaft (1) far away from the guide connecting block (6) is provided with a square plane for connecting a spanner, one end of each radial arm (101) far away from the hollow rotating shaft (1) is hinged with one end of a connecting rod (3), and the other end of the connecting rod (3) is hinged with a guide connecting plate (4);
the periphery of the guide connecting block (6) is uniformly provided with a plurality of guide arms (601), the number and the arrangement positions of the guide arms (601) are corresponding to those of the radial arms (101) on the hollow rotating shaft (1), the guide arms (601) are provided with guide grooves (602), one end of each guide connecting plate (4) is connected with the inner concave surface of one tile (5), the other end of each guide connecting plate (4) is provided with a guide key (401) matched with the guide groove (602), the guide keys (401) and the guide grooves (602) form sliding pairs in a clearance fit manner, the outer convex surfaces of the tiles (5) are circularly distributed in the same circumferential surface, the square planes of the shaft sleeve (2) and the square planes of the hollow rotating shaft (1) are clamped by a wrench respectively, the shaft sleeve (2) and the hollow rotating shaft (1) are relatively rotated, all radial arms (101) of the hollow rotating shaft (1) sequentially drive the corresponding connecting plates (3) and the corresponding connecting plates (4) to form large and small and external small and synchronous changing positions of the corresponding tiles (5);
the two threaded ends of the double-head connecting screw rod (10) penetrate through the baffle A (7) and the baffle B (8) respectively and are locked through the disc nuts (9) respectively, the double-head connecting screw rods (10) are distributed circularly, and the diameter of a distributed circle of the double-head connecting screw rod (10) is smaller than that of a minimum circumcircle formed by outer convex surfaces of all the tiles (5).
2. The inner diameter centering linkage tensioner of claim 1, wherein: the guide key (401) is a cross key, and the guide groove (602) is a cross guide groove.
3. The inner diameter centering linkage tensioner of claim 2, wherein: a cylindrical hole (603) is formed in the center of the bottom surface of the guide groove (602).
4. The inner diameter centering linkage tensioner of claim 1, wherein: rectangular holes (11) are formed in the positions, corresponding to the tiles (5), of the baffle A (7) and the baffle B (8).
5. The inner diameter centering linkage tensioner of claim 1, wherein: the hollow rotating shaft is characterized in that a lock nut (12) is further connected to external threads of the shaft sleeve (2) in a threaded mode, the lock nut (12) is arranged on one side, close to the square plane, of the shaft sleeve (2), and the hollow rotating shaft (1) is arranged on one side, far away from the square plane, of the shaft sleeve (2).
6. The inner diameter centering linkage tensioner of claim 1, wherein: the guide connection plate (4) is connected with the tile (5) through a screw (13).
7. The inner diameter centering linkage tensioner of claim 1, wherein: the central angle corresponding to the arc part of the tile (5) is larger than 60 degrees.
8. The inner diameter centering linkage tensioner of claim 1, wherein: the middle part of double-end connecting screw rod (10) is equipped with the step face, be close to on double-end connecting screw rod (10) the diameter of axle size of baffle A (7) part is greater than on double-end connecting screw rod (10) be close to the diameter of axle size of baffle B (8) part, be close to on double-end connecting screw rod (10) baffle B (8) part cover is equipped with spring (14), the both ends of spring (14) butt respectively be in step face of double-end connecting screw rod (10) with on the surface of baffle B (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010690166.6A CN113942889B (en) | 2020-07-17 | 2020-07-17 | Internal diameter centering linkage tensioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010690166.6A CN113942889B (en) | 2020-07-17 | 2020-07-17 | Internal diameter centering linkage tensioning device |
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| CN113942889A CN113942889A (en) | 2022-01-18 |
| CN113942889B true CN113942889B (en) | 2023-06-13 |
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| CN202010690166.6A Active CN113942889B (en) | 2020-07-17 | 2020-07-17 | Internal diameter centering linkage tensioning device |
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| CN114408321B (en) * | 2022-01-25 | 2023-09-26 | 莱州市同力机械有限公司 | Label collecting roller with tensioning function |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2211518C3 (en) * | 1972-03-10 | 1982-01-28 | Jagenberg-Werke AG, 4000 Düsseldorf | Device for clamping tubular winding cores |
| KR100819163B1 (en) * | 2007-12-28 | 2008-04-03 | (주)프로템 | Mechanical chuck for a winding machine |
| CN102601160B (en) * | 2011-07-18 | 2014-04-23 | 天津三英焊业股份有限公司 | Reeling and unreeling machine tensioning device and double-arm initiative reeling and unreeling machine |
| CN104528424A (en) * | 2014-12-05 | 2015-04-22 | 天津利福特电梯部件有限公司 | Synchronous collapsible drum |
| CN204624852U (en) * | 2015-01-08 | 2015-09-09 | 山东恒创专用车装备科技有限公司 | Sheet material rack |
| CN106560438B (en) * | 2017-01-09 | 2018-01-05 | 河北汇金机电股份有限公司 | Wound membrane erecting device |
| CN106946156B (en) * | 2017-04-20 | 2018-02-13 | 明阳智慧能源集团股份公司 | A kind of big assembly method of the megawatt wind gear-box without outer ring cylinder roller bearing |
| CN209177764U (en) * | 2018-11-24 | 2019-07-30 | 开氏石化股份有限公司 | A kind of elasticizer wire winding tube |
| CN110479793A (en) * | 2019-09-11 | 2019-11-22 | 襄阳中和机电技术有限公司 | A kind of uncoiler complete set of equipments of automatic coiling and centering |
| CN111017654A (en) * | 2019-12-26 | 2020-04-17 | 西安泰金工业电化学技术有限公司 | Coiling mechanism of side cut copper foil |
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