CN216917898U

CN216917898U - Unreeling unit coiled material clamping structure

Info

Publication number: CN216917898U
Application number: CN202122315849.6U
Authority: CN
Inventors: 孙中才
Original assignee: Dayang Suzhou Intelligent Equipment Technology Co ltd
Current assignee: Dayang Suzhou Intelligent Equipment Technology Co ltd
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-07-08
Anticipated expiration: 2031-09-24

Abstract

The utility model discloses a coiled material clamping structure of an unreeling unit, which comprises a base, wherein clamping mechanisms are arranged at positions close to two sides of the top of the base, each clamping mechanism comprises control cabinets, one sides of the two control cabinets, which are opposite to each other, are connected with air cylinders, one ends, which are far away from the control cabinets, of the air cylinders are connected with fixed plates, and two fixed shafts penetrate through and are inserted into one of the fixed plates. According to the utility model, the movable shaft is arranged, when the distance between the sleeve and the fixed shaft is adjusted, the hand wheel is rotated, the rotating shaft is driven by the hand wheel to drive the screw rod to rotate together, the movable shaft drives the sliding block to move along the sliding groove under the action of the screw rod, so that the movable shaft and the corresponding fixed shaft are gradually close to each other, the distance between two opposite mechanical shaft heads is changed at the moment, the clamping requirements on coiled materials with different widths can be further met, and meanwhile, a chuck does not need to be replaced, so that the production efficiency is improved, and the production cost is reduced.

Description

Unreeling unit coiled material clamping structure

Technical Field

The utility model relates to a coiled material clamping structure of an unreeling unit.

Background

Plastic films are films made of polyvinyl chloride, polyethylene, polypropylene, polystyrene and other resins, used for packaging and used as film coatings. Plastic packages and plastic package products have a growing share in the market, and particularly, composite plastic flexible packages have been widely applied to the fields of food, medicine, chemical industry and the like, wherein the proportion of the plastic packages is the largest, such as beverage packages, quick-frozen food packages, steamed and cooked food packages, fast food packages and the like, and the plastic packages and the plastic package products bring great convenience to the life of people.

In the production process of the plastic film, the plastic film on the shaft needs to be paid out and wound on the reel to form a coiled material so as to facilitate subsequent processing, and at the moment, a coiled material clamping device needs to be used for clamping the reel. Because the width of spool is different, consequently need change different chucks when pressing from both sides tight different spools, it is very troublesome on the one hand, influence production efficiency, the manufacturing cost of a plurality of chucks of simultaneous production processing is also higher.

SUMMERY OF THE UTILITY MODEL

In view of the above problems, the present invention provides a coil clamping structure for an unwinding unit, so as to solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides an unreel unit coiled material and insert structure, includes the base, the position that the base top is close to both sides all is equipped with fixture, fixture includes the switch board, two one side that the switch board is relative all is connected with the cylinder, the one end that the switch board was kept away from to the cylinder is connected with the fixed plate, runs through on one of them fixed plate and pegs graft and have two fixed axles, runs through on another fixed plate and peg graft and have two sleeves, be equipped with adjusting device in the sleeve.

Further, adjusting device includes the pivot, the pivot is rotated and is pegged graft the one end that keeps away from the fixed axle at the sleeve, and the one end that the pivot is located the sleeve outside has linked firmly the hand wheel, telescopic other end slides and pegs graft there is the loose axle, be equipped with the screw rod between loose axle and the pivot, the one end and the pivot of screw rod link firmly, and the other end screw thread of screw rod pegs graft on the loose axle, the top and the bottom of loose axle have all linked firmly the slider, the slider is located telescopic inside, and the slider free end corresponds set up assorted spout on the sleeve inner wall with it, the free end that the one end that the loose axle is located the sleeve outside and fixed axle has all linked firmly mechanical type spindle nose, mechanical type spindle nose edge runs through and has seted up a plurality of draw-in grooves, and the interior slip grafting of draw-in groove has the fixture block.

Furthermore, the rotating shaft is close to one end of the movable shaft and is rotated to be sleeved with the rotating disc, the rotating disc is provided with a plurality of limiting rods in a sliding penetrating and inserting mode, and one ends of the limiting rods, close to the movable shaft, are fixedly connected with the movable shaft.

Furthermore, a first limiting ring is sleeved on the rotating shaft in a sliding mode, the first limiting ring is fixedly connected with one end, close to the hand wheel, of the sleeve, and a bearing matched with the rotating shaft is installed on the inner side of the first limiting ring.

Furthermore, a second limiting ring is sleeved on the movable shaft in a sliding manner, the second limiting ring is fixedly connected with one end, close to the mechanical shaft head, of the sleeve, and part of the second limiting ring is located inside the sleeve.

Further, the two sleeves and the two fixed shafts are respectively symmetrical about the corresponding cylinders, and the two sleeves respectively correspond to the two fixed shafts.

Furthermore, the positions of the two opposite mechanical shaft heads are the same, and the clamping grooves on the two mechanical shaft heads are in one-to-one correspondence.

The utility model has the technical effects and advantages that:

according to the utility model, the movable shaft is arranged, when the distance between the sleeve and the fixed shaft is adjusted, the hand wheel is rotated, the rotating shaft is driven by the hand wheel to drive the screw rod to rotate together, the movable shaft drives the sliding block to move along the sliding groove under the action of the screw rod, so that the movable shaft and the corresponding fixed shaft are gradually close to each other, the distance between two opposite mechanical shaft heads is changed at the moment, the clamping requirements on coiled materials with different widths can be further met, and meanwhile, a chuck does not need to be replaced, so that the production efficiency is improved, and the production cost is reduced.

Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model will be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1 according to the present invention;

fig. 3 is a sectional view of the sleeve of the present invention.

In the figure:

1. a base;

2. a clamping mechanism; 21. a control cabinet; 22. a cylinder; 23. a fixing plate; 24. a fixed shaft; 25. a sleeve;

31. a rotating shaft; 32. a hand wheel; 33. a movable shaft; 34. a screw; 35. a slider; 36. a mechanical spindle nose; 37. a clamping block;

4. a turntable;

5. a limiting rod;

6. a first limit ring;

7. and a second limit ring.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides an unreeling unit coiled material clamping structure as shown in figures 1-3, which comprises a base 1, wherein clamping mechanisms 2 are respectively arranged at positions, close to two sides, of the top of the base 1, the clamping mechanisms 2 comprise control cabinets 21, air cylinders 22 are respectively connected to one opposite sides of the two control cabinets 21, one ends, far away from the control cabinets 21, of the air cylinders 22 are connected with fixing plates 23, one fixing plate 23 is provided with two fixing shafts 24 in a penetrating and inserting mode, the other fixing plate 23 is provided with two sleeves 25 in a penetrating and inserting mode, adjusting devices are arranged in the sleeves 25, the two sleeves 25 and the two fixing shafts 24 are respectively symmetrical about the corresponding air cylinders 22, and the two sleeves 25 are respectively corresponding to the two fixing shafts 24;

before the device is used, the width of the coiled material is determined, then the distance between the sleeve 25 and the fixed shaft 24 is adjusted through the adjusting device, the coiled material is placed between the sleeve 25 and the fixed shaft 24 after the adjustment is finished, then the air cylinder 22 is started, the two fixing plates 23 respectively drive the sleeve and the fixed shaft 24 to approach to two sides of the coiled material simultaneously, and therefore the coiled material is clamped, and the length of the sleeve 25 can be changed through the adjusting device, so that the coiled material clamping device can clamp the coiled material with different widths.

As shown in fig. 1-3, the adjusting device includes a rotating shaft 31, the rotating shaft 31 is rotatably inserted into one end of the sleeve 25 far from the fixed shaft 24, one end of the rotating shaft 31 located outside the sleeve 25 is fixedly connected with a hand wheel 32, a first limit ring 6 is slidably sleeved on the rotating shaft 31, the first limit ring 6 is fixedly connected with one end of the sleeve 25 close to the hand wheel 32, a bearing matched with the rotating shaft 31 is installed on the inner side of the first limit ring 6, a movable shaft 33 is slidably inserted into the other end of the sleeve 25, a second limit ring 7 is slidably sleeved on the movable shaft 33, the second limit ring 7 is fixedly connected with one end of the sleeve 25 close to a mechanical shaft head 36, a part of the second limit ring 7 is located inside the sleeve 25, a screw 34 is arranged between the movable shaft 33 and the rotating shaft 31, one end of the screw 34 is fixedly connected with the rotating shaft 31, the other end of the screw 34 is threadedly inserted into the movable shaft 33, the top and the bottom of the movable shaft 33 are fixedly connected with sliding blocks 35, the sliding blocks 35 are located inside the sleeve 25, sliding grooves matched with the sliding blocks are formed in the inner wall of the sleeve 25 corresponding to the free ends of the sliding blocks 35, one end of the movable shaft 33 located outside the sleeve and the free end of the fixed shaft 24 are fixedly connected with mechanical shaft heads 36, a plurality of clamping grooves are formed in the edge of each mechanical shaft head 36 in a penetrating mode, clamping blocks 37 are inserted into the clamping grooves in a sliding mode, the positions of the two opposite mechanical shaft heads 36 are the same, and the clamping grooves in the two opposite mechanical shaft heads are in one-to-one correspondence;

when the distance between the sleeve 25 and the fixed shaft 24 is adjusted, the hand wheel 32 is rotated, the rotating shaft 31 is driven by the hand wheel 32 to drive the screw rod 34 to rotate together, the movable shaft 33 drives the sliding block 35 to move along the sliding groove under the action of the screw rod 34, so that the movable shaft 33 and the corresponding fixed shaft 24 are gradually close to each other, the distance between two opposite mechanical shaft heads 36 is changed at the moment, and the clamping requirements on coiled materials with different widths can be further met;

after adjusting suitable position, place the coiled material in between loose axle 33 and fixed axle 24, start two cylinders 22 after that to make two fixed plates 23 drive corresponding mechanical type spindle nose 36 and be close to the coiled material both sides, after two mechanical type spindle noses 36 contacted with the reel that fixed coiled material was used respectively, correspond draw-in groove on the mechanical type spindle nose 36 with the draw-in groove on the reel together, then link together the reel with mechanical type spindle nose 36 through fixture block 37 and can accomplish the tight operation of clamp to the coiled material.

As shown in fig. 3, a turntable 4 is rotatably sleeved at one end of the rotating shaft 31 close to the movable shaft 33, a plurality of limiting rods 5 are slidably inserted on the turntable 4, and one ends of the limiting rods 5 close to the movable shaft 33 are fixedly connected with the movable shaft 33;

in the process that the movable shaft 33 slides along the sleeve, the turntable 4 starts to rotate relative to the rotating shaft 31 under the action of the movable shaft 33 and the limiting rod 5, and meanwhile, the limiting rod 5 slides along with the movable shaft 33, so that one part of the movable shaft 33, which is close to the rotating shaft 31, is limited, and further, the movable shaft 33 moves more stably.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides an unreel unit coiled material sandwich structure, includes base (1), its characterized in that: the clamping mechanism (2) is arranged at the position, close to two sides, of the top of the base (1), the clamping mechanism (2) comprises a control cabinet (21), two cylinders (22) are connected to one side, opposite to the control cabinet (21), of the cylinder (22), one end, away from the control cabinet (21), of each cylinder (22) is connected with a fixing plate (23), two fixing shafts (24) are connected to one fixing plate (23) in a penetrating and inserting mode, two sleeves (25) are connected to the other fixing plate (23) in a penetrating and inserting mode, and adjusting devices are arranged in the sleeves (25).

2. The unwinding unit coil clamping structure of claim 1, wherein: the adjusting device comprises a rotating shaft (31), the rotating shaft (31) is rotatably inserted into one end, far away from the fixed shaft (24), of the sleeve (25), a hand wheel (32) is fixedly connected to one end, located outside the sleeve (25), of the rotating shaft (31), a movable shaft (33) is inserted into the other end of the sleeve (25) in a sliding mode, a screw rod (34) is arranged between the movable shaft (33) and the rotating shaft (31), one end of the screw rod (34) is fixedly connected with the rotating shaft (31), the other end of the screw rod (34) is inserted into the movable shaft (33) in a threaded mode, sliding blocks (35) are fixedly connected to the top and the bottom of the movable shaft (33), the sliding blocks (35) are located inside the sleeve (25), sliding grooves matched with the sliding grooves are formed in the inner wall of the sleeve (25) and correspond to the free ends of the sliding blocks (35), and mechanical shaft heads (36) are fixedly connected to one end, located outside the sleeve, of the movable shaft (33) and the free end of the fixed shaft (24), a plurality of clamping grooves are formed in the edge of the mechanical shaft head (36) in a penetrating mode, and clamping blocks (37) are inserted in the clamping grooves in a sliding mode.

3. The unwinding unit coil clamping structure as claimed in claim 2, wherein: the one end that pivot (31) are close to loose axle (33) rotates to cup joint carousel (4), it has a plurality of gag lever posts (5) to slide to run through on carousel (4) to peg graft, and gag lever post (5) are close to the one end and the loose axle (33) of loose axle (33) and link firmly.

4. The unwinding unit coil clamping structure as claimed in claim 3, wherein: first spacing ring (6) have been cup jointed in sliding on pivot (31), first spacing ring (6) link firmly with sleeve (25) one end that is close to hand wheel (32), and the inboard of first spacing ring (6) install with pivot (31) assorted bearing.

5. The unwinding unit coil clamping structure as claimed in claim 4, wherein: the movable shaft (33) is sleeved with a second limiting ring (7) in a sliding mode, the second limiting ring (7) is fixedly connected with one end, close to the mechanical shaft head (36), of the sleeve (25), and the portion of the second limiting ring (7) is located inside the sleeve (25).

6. The unwinding unit web clamping structure as claimed in claim 5, wherein: the two sleeves (25) and the two fixed shafts (24) are respectively symmetrical about the corresponding cylinders (22), and the two sleeves (25) respectively correspond to the two fixed shafts (24).

7. The unwinding unit coil clamping structure as claimed in claim 5, wherein: the positions of the two opposite mechanical shaft heads (36) are the same, and the clamping grooves on the two mechanical shaft heads are in one-to-one correspondence.