CN217050976U - Unwinding device for composite film splitting machine - Google Patents
Unwinding device for composite film splitting machine Download PDFInfo
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- CN217050976U CN217050976U CN202220772028.7U CN202220772028U CN217050976U CN 217050976 U CN217050976 U CN 217050976U CN 202220772028 U CN202220772028 U CN 202220772028U CN 217050976 U CN217050976 U CN 217050976U
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- fixing base
- roller
- composite film
- unwinding device
- unwinding
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Abstract
The utility model relates to an unwinding device for complex film cutting machine, which comprises a frame, the frame on fixedly connected with supporting seat, the supporting seat on rotate and be connected with the unwinding roller, the supporting seat be connected with the fixing base through the bracing piece, the fixing base on sliding connection have a power pole, the power pole pass through positioning mechanism and be connected with the fixing base, the fixing base on articulated have a branch, branch articulates has the splint that the adoption rubber that L shape set up was made, and is adjacent form the centre gripping chamber that the roller was unreeled in the centre gripping between the splint, the middle part of power pole and splint articulated. The utility model has the advantages of it is following and effect: the new mechanical structure of this scheme utilization reaches the purpose that promotes the quality of cutting.
Description
Technical Field
The utility model relates to an unwinding device for complex film cutting machine.
Background
And (3) laminating the film by a laminating machine to obtain the composite film.
The composite film is usually slit into smaller finished products by a slitting machine. The unwinding device of the existing splitting machine mainly comprises a rack, a supporting seat and an unwinding roller which is rotatably connected to the supporting seat. When the composite film roll is used, the supporting seat is fixed on the rack, the paper tube wound with the composite film roll is sleeved on the unwinding roller, and one end of the composite film is pulled out and conveyed through the conveying roller. The composite film is pulled by the transmission roller to drive the unwinding roller to rotate.
However, in actual production, the thickness of the composite film roll is gradually reduced, and the rotating speed of the unwinding roller is gradually increased. Under the action of centrifugal force, the middle part of the composite film roll gradually bulges and deforms, and the two sides of the composite film roll shrink towards the middle part, so that the slitting quality is influenced.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model provides an unwinding device for complex film cutting machine reaches the purpose that promotes the quality of cutting.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an unwinding device for complex film cutting machine, which comprises a frame, the frame on fixedly connected with supporting seat, the supporting seat on rotate and be connected with the unwinding roller, the supporting seat be connected with the fixing base through the bracing piece, the fixing base on sliding connection have a power rod, the power rod pass through positioning mechanism and be connected with the fixing base, the fixing base on articulated have branch, branch articulates has the splint that adopt rubber to make that L shape set up, and is adjacent form the centre gripping chamber that the unwinding roller was unreeled to the centre gripping between the splint, the middle part of power rod and splint articulated.
Through adopting above-mentioned technical scheme, to establish and be fixed in on the unreeling roller around the fiber container cover that has the composite film to roll up, carry away the tip of composite film through the transmission roller after pulling out, along with the thickness that the composite film was rolled up reduces, exert pulling force to the power rod, branch upset makes the power rod drive splint and removes toward the direction that is close to each other, make the splint centre gripping unreel the roller, the frictional force messenger who produces unreels the roller rotational speed and slows down, thereby promote and cut the quality, positioning mechanism fixes a position the power rod, and is easy and simple to handle.
The utility model discloses further set up to: positioning mechanism including location shrinkage pool, slide opening, shell fragment, locating lever, it is a plurality of the location shrinkage pool is seted up on the power pole, the slide opening set up on the fixing base, the locating lever wear to locate in the slide opening and be used for inlaying and locate in the location shrinkage pool, on the one end of shell fragment is fixed in the fixing base, the other end contradicts with the upper end of locating lever.
By adopting the technical scheme, the power rod is applied with pulling force, the friction force between the positioning rod and the positioning concave hole is overcome, and the power rod is moved; after the clamping plate is abutted against the unwinding roller, the power rod is loosened, and the positioning rod is embedded into the positioning concave hole under the elastic action of the elastic piece, so that the positioning of the positioning rod is realized; through the cooperation of the locating shrinkage pool on locating lever and the different positions, the frictional force between adjustable splint and the unreeling roller promotes the practicality.
The utility model discloses further set up to: and a pull ring is fixed at one end of the power rod, which is far away from the clamping plate.
Through adopting above-mentioned technical scheme, be convenient for pull power rod and remove.
The utility model discloses further set up to: the clamping plate is provided with a clamping groove matched with the unwinding roller.
Through adopting above-mentioned technical scheme, increased the contact surface between splint and the unreeling roller, promoted frictional force.
The utility model discloses further set up to: the unwinding roller is provided with a counterweight component.
Through adopting above-mentioned technical scheme, exert the counter weight to unreeling the roller, make the frictional force between unreeling the roller and the supporting seat increase, further reduce the rotational speed of unreeling the roller.
The utility model discloses further set up to: the counterweight assembly comprises a left half ring, a right half ring and an H-shaped plate, a containing cavity for clamping the unwinding roller is formed between the left half ring and the right half ring, T-shaped grooves are formed in the left half ring and the right half ring, and two ends of the H-shaped plate are embedded in the two T-shaped grooves respectively.
Through adopting above-mentioned technical scheme, place left semi-ring and right semi-ring on unreeling roller, inlay respectively the both ends of H shaped plate and locate two T-slot again, exert the pulling force towards being close to each other to left semi-ring and right semi-ring respectively through the both ends of H shaped plate, make left semi-ring and right semi-ring can press from both sides tight unreeling roller.
The utility model discloses further set up to: and a holding ring is fixed on the H-shaped plate.
Through adopting above-mentioned technical scheme, be convenient for take out H shaped plate from the T-slot.
To sum up, the utility model discloses following beneficial effect has:
to establish and be fixed in on the unreeling roller around the fiber container cover that has the composite film to roll up, carry away through the transmission roller after pulling out the tip of complex film, along with the thickness that the composite film was rolled up reduces, exert pulling force to the power rod, branch upset makes the power rod drive splint and removes toward the direction that is close to each other, makes the splint centre gripping unreel the roller, and the frictional force that produces makes the unreeling roller rotational speed slow down to promote and cut the quality, positioning mechanism fixes a position the power rod, and is easy and simple to handle.
Drawings
Fig. 1 is an external structure diagram of the present invention;
fig. 2 is an enlarged view of a portion embodying fig. 1.
Reference numerals are as follows: 1. a frame; 11. a supporting base; 2. unwinding the roller; 3. a counterweight assembly; 31. a left half ring; 32. a right half ring; 33. an H-shaped plate; 34. a T-shaped slot; 4. a grip ring; 5. a fixed seat; 51. a support bar; 6. a power rod; 7. a positioning mechanism; 71. positioning concave holes; 72. a slide hole; 73. a spring plate; 74. positioning a rod; 75. a pull ring; 81. a strut; 82. a splint; 9. a clamping groove.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in the figure, an unwinding device for complex film cutting machine, includes frame 1, through screw fixedly connected with supporting seat 11 in frame 1, rotate on supporting seat 11 and be connected with unwinding roller 2, unwinding roller 2 level sets up. The paper tube wound with the composite film roll is sleeved and fixed on the unwinding roller 2.
A counterweight assembly 3 is provided on the unwinding roller 2. The weight assembly 3 includes a left half-ring 31, a right half-ring 32, and an H-shaped plate 33. An accommodating cavity for clamping the unwinding roller 2 is formed between the left half ring 31 and the right half ring 32. T-shaped grooves 34 are formed in the left half ring 31 and the right half ring 32. The T-shaped slots 34 are located at the ends of the left and right halves 31, 32. The two ends of the H-shaped plate 33 are respectively embedded in the two T-shaped grooves 34, and the H-shaped plate 33 applies a pulling force to the inner walls of the T-shaped grooves 34, so that the left half ring 31 and the right half ring 32 can clamp the unwinding roller 2, and the friction force generated realizes that the left half ring 31 and the right half ring 32 are fixed on the unwinding roller 2.
In order to facilitate the extraction of the H-shaped plate 33 from the T-shaped groove 34, a grip ring 4 is fixed to the side wall of the H-shaped plate 33.
The supporting seat 11 is fixedly connected with a fixing seat 5 through a supporting rod 51, and the supporting rod 51 is arranged in an L shape. The fixed seat 5 is connected with a power rod 6 in a sliding way, and the power rod 6 is arranged in a T shape. The power rod 6 is connected with the fixed seat 5 through a positioning mechanism 7.
The positioning mechanism 7 includes a positioning concave hole 71, a slide hole 72, a spring plate 73, and a positioning rod 74. A plurality of positioning concave holes 71 are opened in the power rod 6 and arranged along the length direction of the power rod 6. The sliding hole 72 is vertically arranged and opened on the fixed seat 5, and the positioning rod 74 is inserted into the sliding hole 72 and is embedded in the positioning concave hole 71. One end of the elastic sheet 73 is fixed on the fixing seat 5, the other end of the elastic sheet is abutted against the upper end of the positioning rod 74, and the elastic sheet 73 is obliquely arranged.
A pull ring 75 is fixed to the end of the power bar 6 remote from the clamping plate 82. The movement of the twitch power rod 6 can be facilitated by a pull ring 75.
Applying a pulling force to the power rod 6 to overcome the friction force between the positioning rod 74 and the positioning concave hole 71, so that the power rod 6 moves; the power rod 6 is loosened, and the positioning rod 74 is embedded into the positioning concave hole 71 through the elastic force of the elastic sheet 73, so that the positioning of the positioning rod 74 is realized.
Articulated on fixing base 5 have branch 81, and the one end that fixing base 5 was kept away from to branch 81 articulates the splint 82 that adopt rubber to make that the L shape set up. The strut 81 is hinged to the end of the clamping plate 82; the power rod 6 is hinged to the middle of the clamping plate 82. A clamping cavity for clamping the unwinding roller 2 is formed between two adjacent clamping plates 82.
The power rod 6 applies pulling force, the supporting rod 81 overturns, the power rod 6 drives the clamping plates 82 to move towards the mutually approaching direction, the clamping plates 82 clamp the unwinding roller 2, the generated friction force enables the unwinding roller 2 to rotate at a slow speed, and therefore the slitting quality is improved, the power rod 6 is positioned by the positioning mechanism 7, and the operation is simple and convenient.
The clamping plate 82 is provided with a clamping groove 9 matched with the unwinding roller 2.
Sleeving a paper tube wound with a composite film roll on the unwinding roller 2 and fixing the paper tube, pulling out the end part of the composite film and conveying the end part out through a conveying roller, applying a pulling force to the power rod 6 along with the reduction of the thickness of the composite film roll, clamping the unwinding roller 2 by the clamping plate 82, and reducing the rotating speed of the unwinding roller 2 by the generated friction force; along with the further reduction of the thickness of compound film book, set up counter weight component 3 on unreeling roller 2, further make unreel 2 rotational speed slow down to promote and cut the quality.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the fan belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that modifications and embellishments within the scope of the present disclosure may be made by those skilled in the art without departing from the principles of the present disclosure.
Claims (7)
1. The utility model provides an unwinding device for complex film cutting machine, includes the frame, the frame on fixedly connected with supporting seat, the supporting seat on rotate and be connected with unwinding roller, characterized by: the supporting seat be connected with the fixing base through the bracing piece, the fixing base on sliding connection have a power pole, the power pole pass through positioning mechanism and be connected with the fixing base, the fixing base on articulated have branch, branch articulates the splint that adopt rubber to make that have the L shape to set up, adjacent form the centre gripping chamber that the roller was unreeled in the centre gripping between the splint, the middle part of power pole and splint articulated.
2. The unwinding device for composite film splitting machines of claim 1, characterized in that: positioning mechanism including location shrinkage pool, slide opening, shell fragment, locating lever, it is a plurality of the location shrinkage pool is seted up on the power pole, the slide opening set up on the fixing base, the locating lever wear to locate in the slide opening and be arranged in inlaying and locating the shrinkage pool, the one end of shell fragment is fixed in on the fixing base, the other end is contradicted with the upper end of locating lever.
3. The unwinding device for composite film splitting machines as claimed in claim 2, characterized in that: and a pull ring is fixed at one end of the power rod, which is far away from the clamping plate.
4. The unwinding device for composite film splitting machines as claimed in claim 2, characterized in that: the clamping plate is provided with a clamping groove matched with the unwinding roller.
5. The unwinding device for composite film splitting machines of claim 1, characterized in that: the unwinding roller is provided with a counterweight component.
6. The unwinding device for composite film splitting machines as claimed in claim 5, characterized in that: the counterweight assembly comprises a left half ring, a right half ring and an H-shaped plate, a containing cavity for clamping the unwinding roller is formed between the left half ring and the right half ring, T-shaped grooves are formed in the left half ring and the right half ring, and two ends of the H-shaped plate are embedded in the two T-shaped grooves respectively.
7. The unwinding device for the compound film splitting machine as claimed in claim 6, characterized in that: the H-shaped plate is fixed with a holding ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220772028.7U CN217050976U (en) | 2022-04-02 | 2022-04-02 | Unwinding device for composite film splitting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220772028.7U CN217050976U (en) | 2022-04-02 | 2022-04-02 | Unwinding device for composite film splitting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217050976U true CN217050976U (en) | 2022-07-26 |
Family
ID=82468430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220772028.7U Active CN217050976U (en) | 2022-04-02 | 2022-04-02 | Unwinding device for composite film splitting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217050976U (en) |
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2022
- 2022-04-02 CN CN202220772028.7U patent/CN217050976U/en active Active
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