CN114803611A

CN114803611A - Film winding device for laser printing

Info

Publication number: CN114803611A
Application number: CN202210512422.1A
Authority: CN
Inventors: 谢龙华
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-05-12
Filing date: 2022-05-12
Publication date: 2022-07-29

Abstract

The invention relates to a winding device, in particular to a film winding device for laser printing. The invention provides a film winding device for laser printing, which can automatically wind printed films and save time and labor. The utility model provides a film coiling mechanism for laser printing, is including frame, servo motor, integral key shaft, roller, receipts workbin, winding mechanism and cooling body, and servo motor is installed in frame top left side, is connected with the integral key shaft on servo motor's the output shaft, and receipts workbin is installed on frame top right side, and frame middle part rotary type is connected with two rollers, two roller longitudinal symmetry. Can drive winding mechanism through servo motor and carry out the rolling to the film, need not artifical manual rolling film, saved the manpower, can cool down to the film through cooling body for printing ink air-dry speed avoids smearing the flower with the printing ink on the film, leads to printing information fuzzy, has realized carrying out rolling, labour saving and time saving's function to the film that prints automatically.

Description

Film winding device for laser printing

Technical Field

The invention relates to a winding device, in particular to a film winding device for laser printing.

Background

The film has the advantage of waterproof not discolouring, a material is printed to laser commonly used, for the convenience of accomodating and protect the information on the film, people generally can get up the film rolling of printing, during the rolling film, people generally are the manual head end of holding between the fingers the film, manual rotation film, carry out the rolling to the film of printing, this is not only wasted time and energy, and at the in-process of artifical manual rolling, the hand can contact the printing ink on the film, can smear the flower with the printing ink, lead to printing information blurring.

Therefore, it is necessary to design a film winding device for laser printing, which can automatically wind the printed film, and save time and labor.

Disclosure of Invention

(1) Technical problem to be solved

The invention aims to overcome the defects that the printed film is wound manually, time and labor are wasted, and the hand is easy to contact with ink on the film to smear the ink, so that the printed information is fuzzy.

(2) Technical scheme

In order to solve the technical problem, the invention provides a film winding device for laser printing, which comprises a frame, a servo motor, a spline shaft, rollers, a material collecting box, a winding mechanism and a cooling mechanism, wherein the servo motor is arranged on the left side of the top of the frame, the spline shaft is connected onto an output shaft of the servo motor, the material collecting box is arranged on the right side of the top of the frame, the two rollers are rotatably connected to the middle of the frame, the two rollers are symmetrical front and back, the winding mechanism is arranged on the front side of the frame, and the cooling mechanism is arranged on the rear side of the frame.

Preferably, the winding mechanism comprises a connecting frame, two winding barrels and two winding shafts, the connecting frame is mounted in the middle of the front portion of the rack, the connecting frame is connected with the two winding barrels in a sliding mode, the two winding barrels are symmetrical left and right, the two winding barrels are provided with two connecting grooves which are symmetrical up and down, the winding shafts are connected in the winding barrels in a rotating mode, and the winding shafts are in sliding fit with the spline shafts.

Preferably, the cooling mechanism comprises a first support plate, supports, a fan and protection nets, the first support plate is arranged in the middle of the top of the machine frame and located above the two rollers, the two supports are mounted on the first support plate, the two protection nets are mounted on the first support plate and correspond to the supports, the fan is mounted on the supports, and the fan is located between the protection nets and the supports.

Preferably, the automatic feeding device further comprises a pushing mechanism, the pushing mechanism comprises a first guide rail, a pushing plate and a first spring, the first guide rail is mounted in the middle of the rack, the first guide rail is located on the rear side of the connecting frame, the pushing plate is connected to the upper bottom of the first guide rail in a sliding mode and is connected with the spline shaft in a sliding mode, the pushing plate is matched with the material rolling barrel, the pushing plate and the rack are matched in a magnetic attraction mode, the first spring is connected between the pushing plate and the first guide rail, the left end of the first spring is connected with the pushing plate, and the right end of the first spring is connected with the first guide rail.

Preferably, the collecting device also comprises a collecting mechanism, the collecting mechanism comprises a roller, a first slide bar, a second guide rail, a first rack, a one-way gear, a straight gear, a second support plate, a second slide bar, a second rack, a third guide rail, a fourth guide rail, a first baffle, a second baffle, a motor switch, a rotating shaft and a second spring, the second guide rail is arranged on the right side of the upper bottom of the connecting frame, the first slide bar is connected with the second guide rail in an inward sliding manner, a second spring is connected between the first slide bar and the second guide rail, the front end of the second spring is connected with the second guide rail, the rear end of the second spring is connected with the first slide bar, the roller is rotatably connected with the right side of the rear part of the first slide bar and is matched with a coiling shaft, the first rack is arranged in the middle of the top of the connecting frame, the second support plate is rotatably connected with the rotating shaft, the one-way gear is arranged on the left side of the rotating shaft, one-way gear and first rack meshing, the third guide rail is installed on first guide rail right side, slidingtype connection has the second slide bar in the third guide rail, the second rack is installed to second slide bar lower part, the spur gear is installed on the pivot right side, spur gear and second rack meshing, two fourth guide rails are installed to first guide rail leading flank, two fourth guide rail bilateral symmetry, slidingtype connection has first baffle in the left fourth guide rail, first baffle and first slide bar upper portion fixed connection, the slidingtype connection has the second baffle in the fourth guide rail on right side, second baffle and second slide bar upper portion fixed connection, first baffle and second baffle homoenergetic support the scraping wings, link leading flank mid-mounting has motor switch, motor switch and first slide bar cooperation.

Preferably, the device further comprises a clamping mechanism, the clamping mechanism comprises a first clamping shaft, a compression spring, a second clamping shaft and a telescopic rod, a chute is formed in the winding barrel, the first clamping shaft is installed on the upper portion of the chute, the telescopic rod is installed on the winding barrel, the second clamping shaft is installed on the telescopic rod, the second clamping shaft is connected with the lower portion of the chute in a sliding mode, the first clamping shaft is matched with the second clamping shaft, the compression spring is connected between the second clamping shaft and the winding barrel, and the compression spring is sleeved on the telescopic rod.

Preferably, still including the chucking mechanism, the chucking mechanism is including the down tube, the chucking board, fixed plate and fourth spring, and the frame mid-mounting has the down tube, and the down tube is located first guide rail below, and the fixed plate is installed to the coil stock section of thick bamboo outer wall, and fixed plate lower part sliding connection has the chucking board, chucking board and down tube sliding fit, and even spaced apart on coil stock axle right side has a plurality of chucking grooves, chucking board and chucking groove cooperation, are connected with the fourth spring between fixed plate and the chucking board.

Preferably, the bottom of the frame is provided with a non-slip mat.

(3) Advantageous effects

1. Can drive winding mechanism through servo motor and carry out the rolling to the film, need not artifical manual rolling film, saved the manpower, can cool down to the film through cooling body for printing ink air-dry speed avoids smearing the flower with the printing ink on the film, leads to printing information fuzzy, has realized carrying out rolling, labour saving and time saving's function to the film that prints automatically.

2. The coil material barrel can be pushed to the material receiving box through the material pushing mechanism, and the use by a user is facilitated.

3. Can the automatic shutdown rolling work through collecting the mechanism, avoid the film rolling to be overfilled, and need not artifical drive and collect the mechanism and can collect the good film of rolling, further convenience of customers uses, has improved work efficiency.

4. Can carry on spacingly to the film through clamping mechanism in the rolling process, avoid the film to shift by oneself in the rolling process.

5. Can carry on spacingly to the good film of rolling through blocking the mechanism, avoid taking out the in-process of rolling up the feed cylinder, the film scatters.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a partial perspective view of the present invention.

Fig. 3 is a schematic structural view of a first partial body of the winding mechanism of the present invention.

Fig. 4 is a schematic structural view of a second partial body of the winding mechanism of the present invention.

Fig. 5 is a schematic perspective view of a third part of the winding mechanism of the present invention.

Fig. 6 is a schematic perspective view of the cooling mechanism of the present invention.

Fig. 7 is a schematic partial perspective view of the pushing mechanism of the present invention.

Fig. 8 is a schematic perspective view of the pushing mechanism of the present invention.

Fig. 9 is a schematic view of a first partial body configuration of the collection mechanism of the present invention.

Fig. 10 is a schematic view of a second partial body structure of the collecting mechanism of the present invention.

FIG. 11 is an enlarged view of the present invention at A.

Fig. 12 is a perspective view of a third portion of the collection mechanism of the present invention.

Fig. 13 is a perspective view of a fourth portion of the collection mechanism of the present invention.

Fig. 14 is a perspective view of the clamping mechanism of the present invention.

Figure 15 is a schematic view of a first partial body configuration of the jamming mechanism of the present invention.

Figure 16 is a schematic view of a second partial body configuration of the jamming mechanism of the present invention.

The labels in the figures are: 1-a machine frame, 2-a servo motor, 3-a spline shaft, 4-a roller, 5-a material receiving box, 6-a winding mechanism, 61-a connecting frame, 62-a winding barrel, 63-a connecting groove, 64-a winding shaft, 7-a cooling mechanism, 71-a first support plate, 72-a support, 73-a fan, 74-a protective net, 8-a material pushing mechanism, 81-a first guide rail, 82-a material pushing plate, 83-a first spring, 9-a collecting mechanism, 91-a roller, 92-a first slide bar, 93-a second guide rail, 94-a first rack, 95-a one-way gear, 96-a straight gear, 97-a second support plate, 98-a second slide bar, 99-a second rack, 910-a third guide rail and 911-a fourth guide rail, 912-first baffle plate, 913-second baffle plate, 914-motor switch, 915-rotating shaft, 916-second spring, 10-clamping mechanism, 101-first clamping shaft, 102-sliding groove, 103-compression spring, 104-second clamping shaft, 105-telescopic rod, 11-clamping mechanism, 111-inclined rod, 112-clamping plate, 113-fixing plate, 114-fourth spring and 115-clamping groove.

Detailed Description

The invention is further described below with reference to the figures and examples.

Example 1

The utility model provides a film coiling mechanism for laser printing, as shown in fig. 1-6, including frame 1, servo motor 2, integral key shaft 3, roller 4, receive workbin 5, winding mechanism 6 and cooling body 7, the slipmat is installed to frame 1 bottom, anti-skidding effect has, servo motor 2 is installed in frame 1 top left side, servo motor 2 is used for providing drive power, be connected with integral key shaft 3 on servo motor 2's the output shaft, receive workbin 5 is installed on frame 1 top right side, it is used for collecting the good film of rolling to receive workbin 5, frame 1 middle part rotary type is connected with two rollers 4, two rollers 4 longitudinal symmetry, frame 1 front side is equipped with winding mechanism 6, winding mechanism 6 is used for the rolling film, frame 1 rear side is equipped with cooling body 7, cooling body 7 is used for cooling the film.

As shown in fig. 1, 3, 4 and 5, the winding mechanism 6 includes a connecting frame 61, a winding barrel 62 and a winding shaft 64, the connecting frame 61 is installed in the middle of the front portion of the frame 1, two winding barrels 62 are slidably connected to the connecting frame 61, the two winding barrels 62 are bilaterally symmetrical, two connecting grooves 63 are formed in the winding barrel 62, the two connecting grooves 63 are vertically symmetrical, the winding shaft 64 is rotatably connected to the inside of the winding barrel 62, and the winding shaft 64 is slidably fitted with the spline shaft 3.

As shown in fig. 1 and 6, the cooling mechanism 7 includes a first support plate 71, brackets 72, a fan 73 and a protective net 74, the first support plate 71 is installed in the middle of the top of the frame 1, the first support plate 71 is located above the two rollers 4, the two brackets 72 are installed on the first support plate 71, the two protective nets 74 are installed on the first support plate 71, the protective net 74 corresponds to the brackets 72, the fan 73 is installed on the brackets 72, the fan 73 is used for cooling the film, and the fan 73 is located between the protective net 74 and the brackets 72.

When the film needs to be rolled, a user firstly sleeves the film rolling barrel 62 on the spline shaft 3, then places the head end of the printed film at the rear part of the frame 1, and then bypasses the head end of the film from the lower part of the upper roller 4, and then bypasses the upper part of the lower roller 4, and finally connects the head end of the film on the material rolling shaft 64. The user starts servo motor 2, servo motor 2's output shaft rotates and drives reel 64 and rotate, reel 64 rotates and carries out the rolling work to the film, and simultaneously, the user starts fan 73, fan 73 can accelerate the air flow, cool down the film, accelerate printing ink air-dry speed, after the full film of book feed cylinder 62 interior book, close servo motor 2 and fan 73, the manual propelling movement of user is moved the right side of roll feed cylinder 62, make roll feed cylinder 62 drop to receiving box 5 on, repeat above step, finish all film rolling up. So, can drive winding mechanism 6 through servo motor 2 and carry out the rolling to the film, need not artifical manual rolling film, saved the manpower, can cool down the film through cooling body 7 for printing ink air-dries speed, avoids smearing the flower with the printing ink on the film, leads to printing information fuzzy, has realized automatic rolling, labour saving and time saving's function to the film of having printed.

Example 2

On the basis of embodiment 1, as shown in fig. 1, 7 and 8, the material pushing device further includes a material pushing mechanism 8, the material pushing mechanism 8 is used for pushing the material winding barrel 62 to the material receiving box 5, the material pushing mechanism 8 includes a first guide rail 81, a material pushing plate 82 and a first spring 83, the first guide rail 81 is installed in the middle of the frame 1, the first guide rail 81 is located at the rear side of the connecting frame 61, the material pushing plate 82 is slidably connected to the upper bottom of the first guide rail 81, the material pushing plate 82 can push the material winding barrel 62 to the material receiving box 5, the material pushing plate 82 is slidably connected to the spline shaft 3, the material pushing plate 82 is matched to the material winding barrel 62, the material pushing plate 82 is matched to the frame 1 in a magnetic attraction manner, the first spring 83 is connected between the material pushing plate 82 and the first guide rail 81, the left end of the first spring 83 is connected to the material pushing plate 82, and the right end of the first spring 83 is connected to the first guide rail 81.

A user firstly manually pulls the material pushing plate 82 to move leftwards, the first spring 83 is stretched, the material pushing plate 82 moves leftwards until being attracted with the rack 1, then the material coiling barrel 62 is sleeved on the spline shaft 3, subsequent coiling work is carried out, after the coiling work is finished, the material pushing plate 82 is manually pulled rightwards to be separated from the rack 1, under the action of the first spring 83, the material pushing plate 82 moves rightwards to reset, the material pushing plate 82 pushes the material coiling barrel 62 on the right side to the material receiving box 5, and the material pushing plate 82 pushes the material coiling barrel 62 on the left side to the right side of the spline shaft 3, so that the coiling work is carried out again. Therefore, the material rolling barrel 62 can be pushed to the material receiving box 5 through the material pushing mechanism 8, and the use by a user is facilitated.

Example 3

On the basis of embodiment 2, as shown in fig. 1, 9, 10, 11, 12 and 13, the winding machine further includes a collecting mechanism 9, the collecting mechanism 9 is used for automatically stopping the winding operation, the collecting mechanism 9 includes a roller 91, a first slide bar 92, a second guide rail 93, a first rack 94, a one-way gear 95, a spur gear 96, a second support plate 97, a second slide bar 98, a second rack 99, a third guide rail 910, a fourth guide rail 911, a first baffle 912, a second baffle 913, a motor switch 914, a rotating shaft 915 and a second spring 916, the second guide rail 93 is installed on the right side of the upper bottom of the connecting frame 61, the first slide bar 92 is connected to the second guide rail 93 in an inner sliding manner, the second spring 916 is connected between the first slide bar 92 and the second guide rail 93, the front end of the second spring 916 is connected to the second guide rail 93, the rear end of the second spring 916 is connected to the first slide bar 92 in a rotating manner, the right side of the rear portion of the first slide bar 92 is connected to the roller 91, the roller 91 is matched with the coiling shaft 64, a first rack 94 is arranged in the middle of the first sliding rod 92, a second support plate 97 is arranged in the middle of the top of the connecting frame 61, a rotating shaft 915 is connected in the second support plate 97 in a rotating mode, a one-way gear 95 is arranged on the left side of the rotating shaft 915, the one-way gear 95 is meshed with the first rack 94, a third guide rail 910 is arranged on the right side of the first guide rail 81, a second sliding rod 98 is connected in the third guide rail 910 in a sliding mode, a second rack 99 is arranged on the lower portion of the second sliding rod 98, a straight gear 96 is arranged on the right side of the rotating shaft 915, the straight gear 96 is meshed with the second rack 99, two fourth guide rails 911 are arranged on the front side face of the first guide rail 81, the two fourth guide rails 911 are symmetrical left and right, a first baffle 912 is connected in the fourth guide rail 911 on the left side in a sliding mode, the first baffle 912 is fixedly connected with the upper portion of the first sliding rod 92, a second baffle 913 is connected in the fourth guide rail 911 on the right side in a sliding mode, and the second baffle 913 is fixedly connected with the upper portion of the second sliding rod 98, the first baffle 912 and the second baffle 913 can abut against the material pushing plate 82, a motor switch 914 is installed in the middle of the front side of the connecting frame 61, the motor switch 914 is used for turning off the servo motor 2, and the motor switch 914 is matched with the first sliding rod 92.

When the film is wound on the winding shaft 64, the film pushes the roller 91 to move forward, the first slide rod 92 moves forward along with the film, the second spring 916 compresses, the first slide rod 92 moves forward to touch the motor switch 914, so that the servo motor 2 is turned off, the winding operation is stopped, the first slide rod 92 moves forward to drive the first baffle 912 to move forward, the first baffle 912 no longer abuts against the pushing plate 82, under the action of the first spring 83, the pushing plate 82 moves rightward to reset, the pushing plate 82 pushes the left winding barrel 62 to the right side of the spline shaft 3, and pushes the right winding barrel 62 to the receiving box 5, because the second baffle 913 is slightly longer than the first baffle 912, the pushing plate 82 pushes the right winding barrel 62 out and is abutted against by the second baffle 913, meanwhile, the first slide rod 92 moves forward to drive the first rack 94 to move forward, the one-way gear 95 rotates along with the first slide rod 95, and the one-way gear 95 rotates to drive the rotating shaft 915 to rotate, the rotating shaft 915 rotates to drive the spur gear 96 to rotate, because the second rack 99 is slightly longer than the first rack 94, the spur gear 96 rotates to drive the second rack 99 to move forward by a half distance, the second sliding rod 98 moves forward by a half distance, when the left material rolling barrel 62 is pushed to the right side of the spline shaft 3, the first sliding rod 92 and the components thereon move backward to reset under the action of the second spring 916, the one-way gear 95 idles, at this time, the user starts the servo motor 2 again to perform rolling again, and the above steps are repeated, so that the spur gear 96 continues to rotate to drive the second rack 99 to move forward by the remaining half distance, the second baffle 913 no longer supports against the material pushing plate 82, and the material pushing plate 82 continues to move rightward to reset to push the material rolling barrel 62 to the material receiving box 5. So, can the automatic shutdown rolling work through collecting mechanism 9, avoid the film rolling to be overfilled, and need not artifical drive and collect mechanism 9 and can collect the good film of rolling, further convenience of customers uses, has improved work efficiency.

As shown in fig. 1 and 14, the film winding device further comprises a clamping mechanism 10, the clamping mechanism 10 is used for limiting the film in the winding process, the clamping mechanism 10 comprises a first clamping shaft 101, a compression spring 103, a second clamping shaft 104 and an expansion link 105, a sliding groove 102 is formed in the winding barrel 62, the first clamping shaft 101 is installed on the upper portion of the sliding groove 102, the expansion link 105 is installed on the winding barrel 62, the second clamping shaft 104 is installed on the expansion link 105, the second clamping shaft 104 is connected with the lower portion of the sliding groove 102 in a sliding manner, the first clamping shaft 101 is matched with the second clamping shaft 104, the compression spring 103 is connected between the second clamping shaft 104 and the winding barrel 62, and the compression spring 103 is sleeved on the expansion link 105.

The user manually pulls the second material clamping shaft 104 to move downwards, the telescopic rod 105 extends, the compression spring 103 stretches, the user penetrates the head end of the film between the first material clamping shaft 101 and the second material clamping shaft 104, the head end of the film is finally connected to the material rolling shaft 64, after the film is connected, the second material clamping shaft 104 is loosened, under the action of the compression spring 103, the second material clamping shaft 104 moves upwards to reset, the telescopic rod 105 shortens, and the film is limited. Therefore, the film can be limited in the winding process through the clamping mechanism 10, and the film is prevented from automatically shifting in the winding process.

As shown in fig. 1, fig. 15 and fig. 16, the film winding device further comprises a clamping mechanism 11, the clamping mechanism 11 is used for limiting the wound film, the clamping mechanism 11 comprises an inclined rod 111, a clamping plate 112, a fixing plate 113 and a fourth spring 114, the inclined rod 111 is installed in the middle of the machine frame 1, the inclined rod 111 is located below the first guide rail 81, the fixing plate 113 is installed on the outer wall of the winding barrel 62, the clamping plate 112 is connected to the lower portion of the fixing plate 113 in a sliding manner, the clamping plate 112 is in sliding fit with the inclined rod 111, a plurality of clamping grooves 115 are uniformly spaced on the right side of the winding shaft 64, the clamping plate 112 is matched with the clamping grooves 115, and the fourth spring 114 is connected between the fixing plate 113 and the clamping plate 112.

When the material rolling shaft 64 is sleeved on the spline shaft 3, the inclined rod 111 extrudes the clamping plate 112 to move downwards, the fourth spring 114 is compressed, when the material rolling barrel 62 is fully rolled with the film and the material rolling barrel 62 needs to be taken out, a user only needs to manually pull the material rolling barrel 62 to move rightwards, the material rolling barrel 62 moves rightwards to be separated from the inclined rod 111, under the action of the fourth spring 114, the clamping plate 112 moves upwards to reset, the clamping plate 112 is clamped into the clamping groove 115, and the film is limited. So, can carry on spacingly to the good film of rolling through blocking mechanism 11, avoid taking out the in-process of winding cylinder 62, the film scatters.

The above examples are merely representative of preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, various changes, modifications and substitutions can be made without departing from the spirit of the present invention, and these are all within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The utility model provides a film coiling mechanism for laser printing, a serial communication port, including frame (1), servo motor (2), integral key shaft (3), roller (4), receive workbin (5), winding mechanism (6) and cooling body (7), servo motor (2) are installed in frame (1) top left side, be connected with integral key shaft (3) on the output shaft of servo motor (2), receive workbin (5) are installed on frame (1) top right side, frame (1) middle part rotary type is connected with two roller (4), two roller (4) front and back symmetry, frame (1) front side is equipped with winding mechanism (6), frame (1) rear side is equipped with cooling body (7).

2. The film winding device for laser printing according to claim 1, wherein the winding mechanism (6) comprises a connecting frame (61), a winding barrel (62) and a winding shaft (64), the connecting frame (61) is installed in the middle of the front part of the frame (1), the connecting frame (61) is slidably connected with the two winding barrels (62), the two winding barrels (62) are bilaterally symmetrical, the two connecting grooves (63) are formed in the winding barrels (62), the two connecting grooves (63) are vertically symmetrical, the winding shaft (64) is rotatably connected in the winding barrels (62), and the winding shaft (64) is slidably matched with the spline shaft (3).

3. The film rolling device for laser printing according to claim 2, wherein the cooling mechanism (7) comprises a first support plate (71), supports (72), a fan (73) and a protective net (74), the first support plate (71) is arranged in the middle of the top of the frame (1), the first support plate (71) is positioned above the two rollers (4), the two supports (72) are arranged on the first support plate (71), the two protective nets (74) are arranged on the first support plate (71), the protective nets (74) correspond to the supports (72), the fan (73) is arranged on the supports (72), and the fan (73) is positioned between the protective nets (74) and the supports (72).

4. A film take-up device for laser printing according to claim 3, further comprising a material pushing mechanism (8), wherein the material pushing mechanism (8) comprises a first guide rail (81), scraping wings (82) and first spring (83), frame (1) mid-mounting has first guide rail (81), first guide rail (81) are located link (61) rear side, bottom sliding connection has scraping wings (82) on first guide rail (81), scraping wings (82) and integral key shaft (3) sliding connection, scraping wings (82) and coil stock section of thick bamboo (62) cooperation, the mode cooperation through magnetism is inhaled between scraping wings (82) and frame (1), be connected with first spring (83) between scraping wings (82) and first guide rail (81), the left end and the scraping wings (82) of first spring (83) are connected, the right-hand member and the first guide rail (81) of first spring (83) are connected.

5. The film rolling device for laser printing according to claim 4, further comprising a collecting mechanism (9), wherein the collecting mechanism (9) comprises a roller (91), a first sliding rod (92), a second guide rail (93), a first rack (94), a one-way gear (95), a spur gear (96), a second support plate (97), a second sliding rod (98), a second rack (99), a third guide rail (910), a fourth guide rail (911), a first baffle (912), a second baffle (913), a motor switch (914), a rotating shaft (915) and a second spring (916), the second guide rail (93) is installed on the right side of the upper bottom of the connecting frame (61), the first sliding rod (92) is connected in the second guide rail (93) in a sliding manner, the second spring (916) is connected between the first sliding rod (92) and the second guide rail (93), and the front end of the second spring (916) is connected with the second guide rail (93), the rear end of a second spring (916) is connected with a first sliding rod (92), a roller (91) is rotatably connected to the right side of the rear portion of the first sliding rod (92), the roller (91) is matched with a material rolling shaft (64), a first rack (94) is installed in the middle of the first sliding rod (92), a second support plate (97) is installed in the middle of the top of a connecting frame (61), a rotating shaft (915) is rotatably connected with the second support plate (97), a one-way gear (95) is installed on the left side of the rotating shaft (915), the one-way gear (95) is meshed with the first rack (94), a third guide rail (910) is installed on the right side of the first guide rail (81), a second sliding rod (98) is slidably connected in the third guide rail (910), a second rack (99) is installed on the lower portion of the second sliding rod (98), a straight gear (96) is installed on the right side of the rotating shaft (915), the straight gear (96) is meshed with the second rack (99), two fourth guide rails (911) are installed on the front side face of the first guide rail (81), two fourth guide rail (911) bilateral symmetry, left fourth guide rail (911) internal sliding type is connected with first baffle (912), first baffle (912) and first slide bar (92) upper portion fixed connection, fourth guide rail (911) internal sliding type on right side is connected with second baffle (913), second baffle (913) and second slide bar (98) upper portion fixed connection, first baffle (912) and second baffle (913) homoenergetic support scraping wings (82), link (61) leading flank mid-mounting has motor switch (914), motor switch (914) and first slide bar (92) cooperation.

6. The film winding device for laser printing according to claim 5, further comprising a clamping mechanism (10), wherein the clamping mechanism (10) comprises a first clamping shaft (101), a compression spring (103), a second clamping shaft (104) and an expansion link (105), a chute (102) is formed in the winding drum (62), the first clamping shaft (101) is mounted on the upper portion of the chute (102), the expansion link (105) is mounted on the winding drum (62), the second clamping shaft (104) is mounted on the expansion link (105), the second clamping shaft (104) is connected with the lower portion of the chute (102) in a sliding manner, the first clamping shaft (101) is matched with the second clamping shaft (104), the compression spring (103) is connected between the second clamping shaft (104) and the winding drum (62), and the compression spring (103) is sleeved on the expansion link (105).

7. The film winding device for laser printing according to claim 6, further comprising a clamping mechanism (11), wherein the clamping mechanism (11) comprises an inclined rod (111), a clamping plate (112), a fixing plate (113) and a fourth spring (114), the inclined rod (111) is installed in the middle of the frame (1), the inclined rod (111) is located below the first guide rail (81), the fixing plate (113) is installed on the outer wall of the winding barrel (62), the clamping plate (112) is slidably connected to the lower portion of the fixing plate (113), the clamping plate (112) is slidably matched with the inclined rod (111), a plurality of clamping grooves (115) are uniformly formed in the right side of the winding shaft (64) at intervals, the clamping plate (112) is matched with the clamping grooves (115), and the fourth spring (114) is connected between the fixing plate (113) and the clamping plate (112).

8. A film take-up device for laser printing according to claim 7, wherein a non-slip mat is mounted on the bottom of the frame (1).