CN210257585U

CN210257585U - Vacuum printing-down machine

Info

Publication number: CN210257585U
Application number: CN201920902322.3U
Authority: CN
Inventors: 刘灿辉; 王珊珊
Original assignee: Hangzhou Hongyun Color Printing Packaging Co ltd
Current assignee: Hangzhou Hongyun Color Printing Packaging Co ltd
Priority date: 2019-06-15
Filing date: 2019-06-15
Publication date: 2020-04-07
Anticipated expiration: 2029-06-15

Abstract

The utility model relates to a vacuum plate burning machine, which comprises a machine case, an ultraviolet lamp, a glass plate, a frame rotationally connected on the machine case, a rubber adhesive arranged on the frame and used for covering an original plate and a photosensitive plate, and a vacuumizing device arranged on the machine case and used for vacuumizing the area between the rubber adhesive and the glass plate, wherein two opposite outer side walls of the machine case are both provided with chutes along the horizontal direction, the chutes on two sides are both connected with sliding blocks in a sliding way, a connecting rod is arranged between the two sliding blocks, and cleaning cotton used for cleaning the glass plate is arranged on the connecting rod; the chassis is also provided with a driving mechanism for driving the connecting rod to slide along the length direction of the sliding groove. This scheme can carry out cleaning operation to the upper surface of glass board automatically, has not only reduced operator's work load, has improved the clean efficiency of glass board, improves holistic work efficiency, has also guaranteed the cleanliness of glass board simultaneously, makes the exposure effect of later stage sensitization version better.

Description

Vacuum printing-down machine

Technical Field

The utility model belongs to the technical field of lithography apparatus's technique and specifically relates to a vacuum plate copying machine is related to.

Background

The plate copying machine is a contact exposure imaging device for making printing plate, and uses pressure (including atmospheric pressure and mechanical pressure) to make the original plate and photosensitive plate tightly fit together so as to accurately copy the image on the original plate on the photosensitive plate by means of photochemical reaction.

If the publication is CN 205374984U's patent, this patent provides an exposure effectual printing-down machine, including quick-witted case, glass board, air spring, altitude mixture control pole, light, vacuum heat insulating board, radiator fan, reflector and ultraviolet lamp, the vacuum pump is installed to one side of quick-witted case, and the vacuum pump passes through the inside intercommunication of exhaust tube with quick-witted case, controlling means is installed to the opposite side of machine case, and the light is installed on the top of altitude mixture control pole, the upper end of machine case articulates there is sealed lid, the upper end of the inside of machine case is fixed with the glass board, and the below of glass board is fixed with the vacuum heat insulating board, the below of vacuum heat insulating board is fixed with four reflectors, ultraviolet lamp is installed to the bottom of the inside of machine case.

Although the exposure effect of the photosensitive plate is improved by the technology, the cleaning device for cleaning the surface of the glass plate is not arranged on the device, so that before exposure operation of the photosensitive plate, an operator always needs to manually wipe the surface of the glass plate in advance to ensure the exposure effect of the photosensitive plate. When the exposure area of the photosensitive plate is large, the cleaning area of the glass plate for an operator is enlarged, and the manual glass plate cleaning mode is time-consuming and labor-consuming and can seriously reduce the working efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a vacuum printing-down machine can clean the surface of glass board automatically, has reduced operator's intensity of labour, is favorable to improving the efficiency of work.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a vacuum plate burning machine comprises a case, an ultraviolet lamp arranged in the case, a glass plate arranged above the ultraviolet lamp and used for placing an original plate and a photosensitive plate, a frame rotationally connected to the case, rubber arranged on the frame and used for covering the original plate and the photosensitive plate, and a vacuumizing device arranged on the case and used for vacuumizing an area between the rubber and the glass plate, wherein sliding grooves are formed in two opposite outer side walls of the case in the horizontal direction, sliding blocks are connected to the sliding grooves on the two sides in a sliding mode, a connecting rod is arranged between the two sliding blocks, and cleaning cotton used for cleaning the glass plate is arranged on the connecting rod; and the case is also provided with a driving mechanism for driving the connecting rod to slide along the length direction of the sliding groove.

Through adopting above-mentioned technical scheme, when the upper surface of glass board was cleaned to needs, the operator made the connecting rod take place to slide along the spout through actuating mechanism, and then the cleaning cotton on the connecting rod will take place to slide and clear up the upper surface of glass board along with the connecting rod is synchronous. Compare in the mode of manual glass board of cleaning, this scheme can carry out cleaning operation to the upper surface of glass board automatically, has not only reduced operator's work load, has improved the clean efficiency of glass board, has improved holistic work efficiency, has also guaranteed the cleanliness of glass board simultaneously, makes the exposure effect of later stage sensitization version better.

The utility model discloses further set up to: the driving mechanism comprises a screw rod which is rotationally connected to the case and a motor which is used for driving the screw rod to rotate, the screw rod penetrates through one of the sliding blocks and is in threaded fit with the sliding block, and the length direction of the screw rod is consistent with the length direction of the sliding chute; the driving mechanism further comprises a limiting assembly arranged between the sliding block and the sliding groove and used for limiting the sliding block to rotate along with the screw rod.

Through adopting above-mentioned technical scheme, the operator starter motor drives the lead screw and takes place rotatoryly, and under the combined action of screw thread and spacing subassembly, the slider just can take place to slide along the length direction of spout, and then the connecting rod that sets up between two sliders will slide along with the slider takes place to slide in step, and the clean cotton on the connecting rod just can clean the glass board, makes the clean operation of glass board automatic, and the structure principle is simple, and is very convenient in the operation. When the connecting rod needs to slide reversely, the operator drives the motor to rotate reversely.

The utility model discloses further set up to: the limiting assembly comprises a limiting groove formed in the inner side wall of the sliding groove in the length direction of the sliding groove, and a limiting block fixedly connected to the sliding block, and the limiting block slides and abuts against the limiting groove.

Through adopting above-mentioned technical scheme, the setting of spacing groove and stopper makes the slider can only be linear motion along the axial of lead screw, and the slider can not be along with the lead screw is circumferential rotation, and the slider will drive the connecting rod more smoothly and take place to slide on the glass board.

The utility model discloses further set up to: the two sliding blocks are fixedly connected with connecting plates, and the connecting rod slides up and down between the two connecting plates; and a locking mechanism for locking the height of the connecting rod is arranged on the connecting plate.

By adopting the technical scheme, an operator can adjust the pressure between the cleaning cotton and the upper surface of the glass plate by sliding the connecting rod up and down, so that the cleaning effect of the cleaning cotton on the glass plate is adjusted, the cleaning cotton can clean the glass plate smoothly and efficiently, and the improvement of the flexibility and the practicability of the device is facilitated.

The utility model discloses further set up to: the locking mechanism comprises a threaded hole formed in the end portion of the connecting rod, a bolt which penetrates through the connecting plate and is in threaded fit with the threaded hole, and a through groove formed in the connecting plate and used for enabling the bolt to slide up and down along with the connecting rod, and the head of the bolt is abutted to one side face, far away from the connecting rod, of the connecting plate.

Through adopting above-mentioned technical scheme, when the altitude mixture control of connecting rod was to suitable position, the operator rotated the bolt and made the bolt move towards the direction of screw hole, and the head of bolt just can support tightly with the connecting plate, has finally locked the position at connecting rod both ends, makes the connecting rod can maintain on a suitable height, and the structure principle is simple, and very convenient in the operation.

The utility model discloses further set up to: a gasket used for increasing the contact area is arranged between the head of the bolt and the connecting plate.

Through adopting above-mentioned technical scheme, the gasket has increased the area of contact between bolt and the connecting plate, has increased the frictional force between bolt and the connecting plate, has effectively reduced the probability that the bolt takes place to rock, makes the stability of connecting rod better, has guaranteed the clean effect of clean cotton.

The utility model discloses further set up to: and the connecting plate is provided with a dial gauge for displaying the height of the end part of the connecting rod.

Through adopting above-mentioned technical scheme, the setting up of graduation apparatus one can make the altitude mixture control of connecting rod more quick and accurate, two can make the highly keeping unanimous at connecting rod both ends, is favorable to improving the clean effect of clean cotton to the glass board.

The utility model discloses further set up to: and the sliding block is embedded with a ball which is abutted against the inner wall of the sliding groove in a rolling manner.

Through adopting above-mentioned technical scheme, the ball can become the rolling friction of ball with the sliding friction that produces when slider and spout contact, has reduced the resistance that the slider received when sliding, and then makes the slip of slider, connecting rod and clean cotton more smooth.

To sum up, the utility model discloses a beneficial technological effect does:

1. the arrangement of the sliding chute, the sliding block, the connecting rod and the driving mechanism not only reduces the workload of an operator, improves the cleaning efficiency and the integral working efficiency of the glass plate, but also ensures the cleanliness of the glass plate;

2. the arrangement of the connecting plate and the locking mechanism ensures that the cleaning cotton can clean the glass plate more smoothly and efficiently, thereby improving the flexibility and the practicability of the device;

3. the setting of graduation apparatus, one can make the altitude mixture control of connecting rod more quick and accurate, two can make the height at connecting rod both ends keep unanimous.

Drawings

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

Fig. 2 is a schematic sectional structure diagram of the present invention.

Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.

In the figure, 1, a chassis; 2. an ultraviolet lamp; 3. a glass plate; 4. a frame; 5. rubber glue; 6. a support bar; 7. locking; 8. a vacuum pumping device; 81. an air pump; 82. an air exhaust pipe; 9. a reflective mirror; 10. a chute; 11. a slider; 12. a ball bearing; 13. a connecting plate; 14. a connecting rod; 15. cleaning cotton; 16. a screw rod; 17. a motor; 18. a limiting component; 181. a limiting groove; 182. a limiting block; 19. a threaded hole; 20. a through groove; 21. a bolt; 22. a gasket; 23. and (4) a scale table.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, a vacuum plate copying machine comprises a case 1 with a hollow interior, and an ultraviolet lamp 2 arranged in the case 1 and used for emitting ultraviolet rays, wherein the ultraviolet lamp 2 is connected with a power supply through a wire; the vacuum plate copying machine further comprises a glass plate 3 which is fixedly connected to the machine case 1 and located right above the ultraviolet lamp 2, a rectangular frame 4 hinged to the machine case 1, rubber 5 which is fixedly connected to the frame 4 and used for covering an original plate and a photosensitive plate, a support rod 6 and a lock catch 7 which are arranged between the frame 4 and the machine case 1, and a vacuumizing device 8 which is arranged in the machine case 1 and used for vacuumizing the area between the rubber 5 and the glass plate 3, wherein the vacuumizing device 8 comprises an air suction pump 81 arranged in the machine case 1 and an air suction pipe 82 connected to the air suction pump 81, and one end, far away from the air suction pump 81, of the air suction pipe 82 penetrates through the upper surface of the machine case 1 and is located in the area between the rubber 5 and the glass plate 3. The operator firstly correctly places the original plate with the pattern on the glass plate 3, then places the photosensitive plate coated with the photosensitive material on the original plate, and then the operator rotates the frame 4 to press the original plate and the photosensitive plate by the rubber 5, and simultaneously locks the frame 4 on the case 1 by the lock catch 7. Then the operator starts the air pump 81 to vacuumize the area between the rubber 5 and the glass plate 3, the rubber 5 will slowly suck and press the original plate and the photosensitive plate, and finally the ultraviolet lamp 2 is started again to print the pattern of the original plate on the photosensitive plate. In order to improve the exposure effect of the ultraviolet lamp 2 on the photosensitive plate, a reflector 9 for focusing the ultraviolet lamp 2 is further arranged in the case 1.

Referring to fig. 3, two opposite outer side walls of the chassis 1 are both provided with sliding chutes 10 having rectangular cross sections, and the length direction of the sliding chutes 10 is consistent with the width direction of the chassis 1. All sliding connection has slider 11 on the spout 10 of both sides, rolls on the slider 11 and inlays the ball 12 that is equipped with the inside wall butt of spout 10. The two sliders 11 are fixedly connected with connecting plates 13, a connecting rod 14 with a rectangular cross section is arranged between the two connecting plates 13, the length direction of the connecting rod 14 is consistent with that of the case 1, the connecting rod 14 is located above the glass plate 3, and the lower surface of the connecting rod 14 is connected with cleaning cotton 15 used for wiping the upper surface of the glass plate 3. One of them lateral wall of machine case 1 is gone up to rotate and is connected with a lead screw 16, the length direction of lead screw 16 is unanimous with the length direction of spout 10, lead screw 16 passes slider 11 perpendicularly and with slider 11 screw-thread fit, still install on machine case 1 and be used for driving lead screw 16 around self axis take place rotatory motor 17 and be used for restricting slider 11 and take place pivoted spacing subassembly 18 along lead screw 16, spacing subassembly 18 includes along the length direction of spout 10 and sets up the spacing groove 181 at the bottom of spout 10 tank to and stopper 182 of fixed connection on slider 11, it slides and supports tightly in spacing groove 181 to change stopper 182. An operator starts the motor 17 to drive the screw rod 16 to rotate, under the combined action of the threads, the limiting groove 181 and the limiting block 182, the sliding block 11 slides along the axial direction of the screw rod 16, the connecting rod 14 slides along with the sliding block 11 synchronously, and the cleaning cotton 15 below the connecting rod 14 can clean the upper surface of the glass plate 3.

Connecting rod 14 can take place to slide from top to bottom relatively connecting plate 13, and threaded hole 19 has all been seted up at the both ends of connecting rod 14, and connecting plate 13 is vertical to be seted up one on the position that corresponds threaded hole 19 and is led to groove 20, leads to the relative both sides face of groove 20 intercommunication connecting plate 13. A bolt 21 is arranged on the connecting plate 13, one end of the bolt 21 passes through the through groove 20 and is in threaded fit with the threaded hole 19, and the head of the bolt 21 can be abutted against one side surface of the connecting plate 13 away from the connecting rod 14. The operator can slide the connecting rod 14 up and down to adjust the pressure between the cleaning cotton 15 and the glass plate 3, and when the pressure between the cleaning cotton 15 and the glass plate 3 is at a proper level, the operator tightens the bolt 21 and presses the head of the bolt 21 against the corresponding connecting plate 13, so that the connecting rod 14 and the cleaning cotton 15 are locked at proper positions. If the positions of the connecting rod 14 and the cleaning cotton 15 are to be adjusted again, the operator can unscrew the bolt 21. In order to improve the stability of the locked connecting rod 14, the bolt 21 is slidably sleeved with an annular gasket 22, the gasket 22 is located between the head of the bolt 21 and the connecting plate 13, and the gasket 22 can increase the contact area between the head of the bolt 21 and the connecting plate 13.

In order to facilitate the adjustment of the height of the connecting rod 14 by an operator and reduce the probability of the inclination of the connecting rod 14, the two connecting plates 13 are respectively provided with a scale 23 for displaying the height of the end part of the connecting rod 14.

The implementation principle of the embodiment is as follows: when an operator needs to clean the glass plate 3, the operator starts the motor 17 to drive the screw rod 16 to rotate, under the combined action of the threads, the limiting groove 181 and the limiting block 182, the sliding block 11 slides along the axial direction of the screw rod 16, the connecting rod 14 slides along with the sliding block 11 synchronously, and the cleaning cotton 15 below the connecting rod 14 can clean the upper surface of the glass plate 3. In addition, the operator can slide the position of the connecting rod 14 up and down to adjust the pressure between the cleaning cotton 15 and the glass plate 3, and when the pressure between the cleaning cotton 15 and the glass plate 3 is at a proper level, the operator tightens the bolt 21 and presses the head of the bolt 21 against the corresponding connecting plate 13, so that the positions of the connecting rod 14 and the cleaning cotton 15 are locked at proper positions. If the positions of the connecting rod 14 and the cleaning cotton 15 are to be adjusted again, the operator can unscrew the bolt 21.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a vacuum plate burning machine, including quick-witted case (1), ultraviolet lamp (2) of setting in quick-witted case (1), the setting is used for placing glass board (3) of original edition and sensitization version in ultraviolet lamp (2) top, rotate frame (4) of connecting on quick-witted case (1), the setting is used for covering rubber cement (5) of original edition and sensitization version on frame (4), and the setting is used for on quick-witted case (1) with rubber cement (5) and glass board (3) between the regional evacuating device (8), its characterized in that: the glass cleaning machine is characterized in that sliding grooves (10) are formed in two opposite outer side walls of the machine case (1) along the horizontal direction, sliding blocks (11) are connected to the sliding grooves (10) on the two sides in a sliding mode, a connecting rod (14) is arranged between the two sliding blocks (11), and cleaning cotton (15) used for cleaning a glass plate (3) is mounted on the connecting rod (14); the chassis (1) is also provided with a driving mechanism for driving the connecting rod (14) to slide along the length direction of the sliding chute (10).

2. A vacuum plate copying machine according to claim 1, wherein: the driving mechanism comprises a screw rod (16) rotatably connected to the case (1) and a motor (17) for driving the screw rod (16) to rotate, the screw rod (16) penetrates through one of the sliding blocks (11) and is in threaded fit with the sliding block (11), and the length direction of the screw rod (16) is consistent with that of the sliding chute (10); the driving mechanism further comprises a limiting component (18) which is arranged between the sliding block (11) and the sliding groove (10) and used for limiting the sliding block (11) to rotate along with the screw rod (16).

3. A vacuum plate copying machine according to claim 2, wherein: the limiting assembly (18) comprises a limiting groove (181) formed in the inner side wall of the sliding groove (10) in the length direction of the sliding groove (10) and a limiting block (182) fixedly connected to the sliding block (11), and the limiting block (182) slides and abuts against the limiting groove (181).

4. A vacuum plate copying machine according to claim 1, wherein: the two sliding blocks (11) are fixedly connected with connecting plates (13), and the connecting rod (14) slides up and down between the two connecting plates (13); and a locking mechanism for locking the height of the connecting rod (14) is arranged on the connecting plate (13).

5. The vacuum printing press according to claim 4, wherein: the locking mechanism comprises a threaded hole (19) formed in the end portion of the connecting rod (14), a bolt (21) penetrating through the connecting plate (13) and in threaded fit with the threaded hole (19), and a through groove (20) formed in the connecting plate (13) and used for enabling the bolt (21) to slide up and down along with the connecting rod (14), and the head of the bolt (21) abuts against one side face, far away from the connecting rod (14), of the connecting plate (13).

6. A vacuum plate copying machine according to claim 5, wherein: a gasket (22) for increasing the contact area is arranged between the head of the bolt (21) and the connecting plate (13).

7. The vacuum printing press according to claim 4, wherein: and a dial gauge (23) for displaying the height of the end part of the connecting rod (14) is arranged on the connecting plate (13).

8. A vacuum plate copying machine according to claim 1, wherein: and the sliding block (11) is provided with a rolling ball (12) which is abutted against the inner wall of the sliding chute (10) in a rolling and embedding way.