CN211390532U

CN211390532U - Printing machine

Info

Publication number: CN211390532U
Application number: CN201921951575.6U
Authority: CN
Inventors: 林元升
Original assignee: Hangzhou Mingcong Packaging Co ltd
Current assignee: Hangzhou Mingcong Packaging Co ltd
Priority date: 2019-11-12
Filing date: 2019-11-12
Publication date: 2020-09-01
Anticipated expiration: 2029-11-12

Abstract

The utility model relates to a corrugated paper printing roller discloses a printing machine, the problem that current printing machine only can carry out the printing to the same kind of thickness corrugated paper has been solved, this kind of printing machine includes the frame, from last down arrange in proper order along vertical direction in the frame and rotate the printing ink roller of being connected with the frame, printing roller and feed roller, be provided with drive printing ink roller in the frame, drive printing roller and feed roller pivoted motor, the spout has been seted up along vertical direction in the frame both sides, it connects in the pivot at feed roller both ends to pass in the spout, the pivot is connected with lifting unit, the lifting unit top is equipped with adjusting part, lifting unit's below is equipped with the motor. The utility model discloses under drive assembly's effect for displacement about the feed roll changes the interval between feed roll and the printing roller, makes it can satisfy the printing work to different thickness specification corrugated paper, reaches a tractor serves several purposes, reduces enterprise manufacturing cost's effect.

Description

Printing machine

Technical Field

The utility model relates to a corrugated paper printing machine equipment especially relates to a printing machine.

Background

The corrugated board is a multi-layer adhesive body and consists of two surface layers and a wavy core paper clamped between the two surface layers. Corrugated paper is mainly used for manufacturing structures such as cartons, packing boxes and the like. It is often necessary to convey the corrugated paper to a printing press where the surface is printed prior to forming the corrugated paper into a carton or package.

As shown in fig. 4, the conventional printing machine includes a frame 1 having a T-shaped configuration and a downward opening, and an ink roller 11, a printing roller 12, and a feed roller 13 connected to the inside of the frame 1 in this order from top to bottom. The ink roller 11, the printing roller 12 and the feed roller 13 are all in running fit with the frame 1. The two ends of the ink roller 11 are respectively provided with a first connecting shaft 111 and a second connecting shaft 112 which are coaxially arranged with the ink roller, and the first connecting shaft 111 and the second connecting shaft 112 both penetrate through the frame 1 and are rotatably connected to the frame 1. One end of the printing roller 12 far away from the first connecting shaft 111 is provided with a third connecting shaft 121 which is coaxial with the printing roller 12, and the third connecting shaft 121 penetrates through the machine frame 1 and is rotatably connected to the machine frame 1. The first connecting shaft 111 is provided with a driving assembly 5, and the driving assembly 5 includes a driving motor 54, a driving pulley 51 connected to the driving motor 54, a driven pulley 52 connected to the first connecting shaft 111, and a first belt 53 surrounding the driving pulley 51 and the driven pulley 52. When the driving motor 54 rotates, the first driving pulley 51 drives the first belt 53 to rotate, thereby driving the first connecting shaft 111 to rotate synchronously, so that the ink roller 11 rotates.

A linkage assembly 8 is arranged between the second connecting shaft 112 and the third connecting shaft 121, and the linkage assembly 8 comprises a first wheel 81 connected to the second connecting shaft 112, a second wheel 82 connected to the third connecting shaft 121, and a second belt 83 surrounding the first wheel 81 and the second wheel 82. When the second connecting shaft 112 and the ink roller 11 rotate synchronously, the first wheel 81 rotates and drives the second belt 83 to rotate, thereby driving the printing roller 12 to rotate.

The printing roller 12 is engraved with patterns required to be printed on corrugated paper, the ink roller 11 is located above the printing roller 12, the outer wall of the ink roller is abutted to the outer wall of the printing roller 12, the ink roller is used for uniformly staining the ink to the surface of the printing roller 12, the feeding roller 13 is located below the printing roller 12, and a gap for the corrugated paper to pass through is formed between the feeding roller and the printing roller 12.

After the driving motor 54 is started, the ink roller 11 is driven to rotate by the first belt 53, and the printing roller 12 is driven to synchronously rotate by the second belt 83 and the ink roller 11, and the ink on the ink roller 11 is adhered to the printing roller 12. At this time, the corrugated paper is conveyed from between the printing roller 12 and the feed roller 13, so that the ink on the printing roller 12 is printed on the corrugated paper.

The above prior art solutions have the following drawbacks: the clearance between printing roller and the feed roll is fixed, makes it only can print the corrugated paper of same kind of thickness, and in the actual production, corrugated paper thickness specification differs, matches a printing machine if need correspond every kind of specification corrugated paper, is undoubtedly a very big manufacturing cost input, causes great burden to the enterprise.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a printing machine has solved current printing machine and can only carry out the problem of printing to the same kind of thickness corrugated paper, through spacing adjustment between feed roll and the printing roller, makes it print different specification corrugated paper, has reached a tractor serves several purposes, reduces enterprise manufacturing cost's effect.

The above object of the present invention is achieved by the following technical solutions: a printing machine comprises a machine frame, and an ink roller, a printing roller and a feeding roller which are sequentially connected with the machine frame from top to bottom; a driving assembly for driving the ink roller to rotate is arranged at one end of the ink roller, and a linkage assembly for driving the ink roller and the printing roller to synchronously rotate is arranged between the other end of the ink roller and the printing roller; the two sides of the rack are both provided with sliding chutes along the vertical direction; two ends of the feeding roller are provided with rotating shafts which are coaxial with the feeding roller, and the two rotating shafts respectively penetrate through the corresponding sliding grooves and are in sliding fit along the sliding grooves; the rotating shaft is provided with a lifting assembly which is vertically arranged; the lifting assembly comprises a screw rod and a lifting motor, and the screw rod penetrates through the rotating shaft and is in threaded connection with the rotating shaft.

Through adopting above-mentioned technical scheme, under elevator motor's drive, thereby the lead screw rotates and drives the pivot and move along the lead screw for the feed roll reciprocates in the spout, is convenient for adjust the interval between printing roller and the feed roll, makes the printing machine be applicable to the corrugated paper of printing different thickness.

The utility model discloses further set up to: the pivot is including being fixed in the axis body on the feed roller and being fixed in the connecting block of axis body tip, the connecting block cup joints in the lead screw outside and with lead screw thread fit.

Through adopting above-mentioned technical scheme, under the condition that does not use the connecting block, the cross sectional area of pivot will be greater than the cross sectional area of lead screw, and when using the connecting block, the cross sectional area of pivot can be less than the cross sectional area of lead screw to saved the material of preparation pivot when making printing mechanism batch production, thereby reduced manufacturing cost.

The utility model discloses further set up to: the screw rod is provided with an adjusting assembly, the adjusting assembly comprises a driving gear and a driven gear which are meshed with each other, and the driven gear is vertically fixed on the screw rod; the driving gear is provided with a straight rod which is coaxial with the driving gear, and the driving gear is in rotating fit with the straight rod; and the driving gear is connected with a hand wheel for driving the driving gear to rotate.

Through adopting above-mentioned technical scheme, damage or under the condition that has a power failure at the motor, can make the driving gear drive driven gear to rotate through rotating the hand wheel on the driving gear, the lead screw of cup jointing on driven gear will drive the displacement about the connecting block, realizes the effect of adjusting the interval between feed roller and the printing roller to be convenient for take out the corrugated paper from between printing roller and the feed roller.

The utility model discloses further set up to: the driving gear is smaller than the driven gear.

Through adopting above-mentioned technical scheme, when the driving gear rotated, the driving gear was less than driven gear to can adjust the rotation of feed roller more accurately. Meanwhile, the driven gear with the smaller rotating section is more labor-saving than the driving gear with the larger rotating section, so that the working efficiency is improved.

The utility model discloses further set up to: one side of the connecting block, which is far away from the rotating shaft, is provided with a connecting rod, the straight rod penetrates through the connecting rod, and the connecting rod is in sliding fit with the straight rod.

Through adopting above-mentioned technical scheme, the connecting rod is passed to the straight-bar for the connecting rod slides along the straight-bar when the lead screw rotates, has improved the stability of feed roller motion. Simultaneously, the setting up of connecting rod has strengthened the wholeness between lead screw and the straight-bar to can further guarantee the stable operation of feed roller.

The utility model discloses further set up to: and a bearing seat is connected between the end part of the screw rod and the rack.

Through adopting above-mentioned technical scheme, the wholeness between lead screw and the frame can be strengthened to the bearing frame to improved the structural stability that the lead screw rotated the in-process, and then made the vertical displacement of feed roller go on more steadily.

The utility model discloses further set up to: a first fixing plate is arranged at the end part of the screw rod, and a second fixing plate is connected to a motor shaft of the lifting motor; a detachable connecting component is arranged between the first fixing plate and the second fixing plate; the connecting assembly comprises a bolt and a nut, the bolt penetrates through the first fixing plate and the second fixing plate, and the nut is in threaded fit with the bolt.

Through adopting above-mentioned technical scheme, when elevator motor damages and needs to be repaired, can dismantle elevator motor and come out and repair it through dismantling the bolt and the nut between first fixed plate and the second fixed plate, have the effect of conveniently dismantling driving motor, also can not rotate the driving gear to the hand wheel simultaneously and cause the influence.

The utility model discloses further set up to: the driven gear is fixed at the top of the screw rod, and the lifting motor is fixed at the bottom of the screw rod.

Through adopting above-mentioned technical scheme, driven gear is located the top of lead screw for also be located higher position with driven gear engaged with driving gear, thereby conveniently rotate the driving gear. The lifting motor is arranged at the bottom of the screw rod, so that the mutual interference between the motor and the driven gear is reduced, and the motor and the driven gear can operate conveniently and respectively.

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

under the driving of the lifting motor, the screw rod rotates to drive the rotating shaft to move along the screw rod, so that the feeding roller moves up and down in the sliding groove, the distance between the printing roller and the feeding roller is convenient to adjust, and the printing machine is suitable for printing corrugated paper with different thicknesses;

the adjusting assembly can make the driving gear drive driven gear to rotate through rotating the hand wheel on the driving gear under the condition that the motor is damaged or the power failure, and the lead screw of cup jointing on driven gear will drive the connecting block and move from top to bottom to realize adjusting the interval between feed roller and the printing roller.

Drawings

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

Fig. 2 is an enlarged view of a portion a of fig. 1.

Fig. 3 is a partial schematic view of the lift assembly of fig. 1.

Fig. 4 is a schematic view of the overall structure of the prior art.

In the figure, 1, a frame; 11. an ink roller; 111. a first connecting shaft; 112. a second connecting shaft; 12. a printing roller; 121. a third connecting shaft; 13. a feed roll; 14. a chute; 2. a base plate; 3. a rotating shaft; 31. a shaft body; 32. connecting blocks; 4. a straight rod; 5. a drive assembly; 51. a driving wheel; 52. a driven wheel; 53. a first belt; 54. a drive motor; 6. a connecting rod; 7. a lifting assembly; 71. a screw rod; 711. a first fixing plate; 712. a bearing seat; 72. a lifting motor; 721. a second fixing plate; 8. a linkage assembly; 81. a first wheel; 82. a second wheel; 83. a second belt; 9. an adjustment assembly; 91. a driven gear; 92. a driving gear; 921. a hand wheel; 10. a connecting assembly; 101. a bolt; 102. and a nut.

Detailed Description

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

Referring to fig. 1, for the utility model discloses a printing machine, including being that the setting of T type and opening frame 1 downwards and from the top down connect gradually in frame 1 inside ink roller 11, printing roller 12 and feed roller 13. The bottom of the two sides of the frame 1 is fixed with a bottom plate 2 which extends outwards.

The two ends of the ink roller 11 are respectively provided with a first connecting shaft 111 and a second connecting shaft 112 which are coaxially arranged with the ink roller, and one end of the printing roller 12 far away from the first connecting shaft 111 is provided with a third connecting shaft 121 which is coaxially arranged with the printing roller 12. The first connecting shaft 111 is provided with a driving assembly 5, and the driving assembly 5 includes a driving motor 54, a driving pulley 51 connected to the motor, a driven pulley 52 connected to the first connecting shaft 111, and a first belt 53 surrounding the driving pulley 51 and the driven pulley 52. When the driving motor 54 rotates, the driving pulley 51 rotates the first belt 53, thereby driving the driven pulley 52 and the first connecting shaft 111 to rotate synchronously, so that the ink roller 11 rotates. A linkage assembly 8 is arranged between the second connecting shaft 112 and the third connecting shaft 121, and the linkage assembly 8 comprises a first wheel 81 connected to the second connecting shaft 112, a second wheel 82 connected to the third connecting shaft 121, and a second belt 83 surrounding the first wheel 81 and the second wheel 82. When the second connecting shaft 112 and the ink roller 11 rotate synchronously, the first wheel 81 rotates and drives the second belt 83 to rotate, so that the second wheel 82 and the third connecting shaft 121 rotate synchronously, and the printing roller 12 is driven to rotate.

After the driving motor 54 is started, the ink roller 11 is driven to rotate by the first belt 53, and the printing roller 12 is driven by the second belt 83 to synchronously rotate the ink roller 11, so that the ink on the ink roller 11 is adhered to the printing roller 12. At this time, the corrugated paper is conveyed from between the printing roller 12 and the feed roller 13, so that the pattern having the ink on the printing roller 12 is printed on the corrugated paper.

The both sides of frame 1 are seted up along vertical setting's

spout

14, and 13 both ends of feed roller are equipped with rather than coaxial setting's pivot 3, and pivot 3 passes corresponding spout 14 and along spout 14 sliding fit. The rotating shaft 3 comprises a shaft body 31 fixed on the feeding roller 13 and a connecting block 32 fixed on one end of the shaft body 31 far away from the feeding roller 13.

All be provided with lifting unit 7 on two connecting blocks 32, lifting unit 7 includes along the vertical lead screw 71 that sets up with connect in the elevator motor 72 of lead screw 71 bottom, and elevator motor 72 is fixed in on the bottom plate 2. The screw rod 71 penetrates through the connecting block 32 and is in threaded connection with the connecting block 32, and a bearing seat 712 is connected between the bottom of the screw rod 71 and the frame 1, so that the structural stability of the screw rod 71 during rotation is improved.

Referring to fig. 2, in order to facilitate the installation and removal of the lifting motor 72 and the screw rod 71, a first fixing plate 711 is fixed to the bottom end of the screw rod 71, and a second fixing plate 721 is fixed to a motor shaft of the lifting motor 72. A connecting assembly 10 is arranged between the first fixing plate 711 and the second fixing plate 721; the coupling assembly 10 includes a bolt 101 and a nut 102, and the bolt 101 passes through the first fixing plate 711 and the second fixing plate 721 and is screw-engaged with the nut 102.

In order to improve the integrity between the screw rod 71 and the straight rod 4 and further improve the movement stability of the feeding roller 13, a connecting rod 6 is additionally arranged between the straight rod 4 and the screw rod 71. One end of the connecting rod 6 is fixed on the connecting block 32, and the other end is sleeved outside the straight rod 4 and is in sliding fit along the straight rod 4.

Referring to fig. 1 and 3, in order to enable the lead screw 71 to work normally even in case of power failure or motor damage, the lead screw 71 is provided with an adjusting assembly 9. The adjusting assembly 9 comprises a driving gear 92 and a driven gear 91 which are meshed with each other, and the driven gear 91 is vertically fixed on the top of the screw rod 71. The driving gear 92 is smaller than the driven gear 91 in size, and a hand wheel 921 is fixed to the upper surface of the driving gear 92, so that the driving gear 92 is driven to rotate conveniently. A straight rod 4 coaxially arranged with the driving gear 92 is arranged below the driving gear 92, the straight rod 4 is in running fit with the driving gear 92 through a bearing, and the bottom of the straight rod 4 is fixed on the bottom plate 2.

The implementation principle of the embodiment is as follows: first, the lifting motor 72 is started to rotate reversely, the feed roller 13 is driven to move downwards, and the corrugated paper is placed above the feed roller 13. Then. The lifting motor 72 is started to rotate forward, so that the feeding roller 13 moves upwards until the distance between the feeding roller 13 and the printing roller 12 is suitable for the thickness of corrugated paper. Then, the driving motor 54 is started, and the first belt 53 is rotated by the driving pulley 51, so that the first connecting shaft 111 is driven to rotate synchronously, and the ink roller 11 is rotated. Meanwhile, the second connecting shaft 112 and the third connecting shaft 121 are rotated in synchronization by the second belt 83, so that the printing roller 12 and the ink roller 11 are rotated in synchronization. When the corrugated paper passes between the feeding roller 13 and the printing roller 12, the ink attached to the printing roller 12 is printed on the corrugated paper.

When the lifting motor 72 fails, the first fixing plate 711 and the second fixing plate 721 are unlocked by the bolts 101, and the lifting motor 72 is removed from the screw 71. The hand wheel 921 of the driving gear 92 is rotated, so that the driving gear 92 on the straight rod 4 drives the driven gear 91 to rotate, the driven gear 91 drives the screw rod 71 to rotate, the connecting block 32 on the screw rod 71 is driven to move along the screw rod 71, the distance between the printing roller 12 and the feeding roller 13 is adjusted, the corrugated paper with different thicknesses is adapted, and the surface printing of the corrugated paper is performed by the printing roller 12.

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. A printing machine comprises a T-shaped frame (1) with a downward opening, and an ink roller (11), a printing roller (12) and a feeding roller (13) which are sequentially connected to the frame (1) from top to bottom; a driving component (5) for driving the ink roller (11) to rotate is arranged at one end of the ink roller (11), and a linkage component (8) for driving the ink roller (11) and the printing roller (12) to synchronously rotate is arranged between the other end of the ink roller (11) and the printing roller (12); the method is characterized in that: sliding grooves (14) are formed in the two sides of the rack (1) along the vertical direction; the two ends of the feeding roller (13) are respectively provided with a rotating shaft (3) which is coaxial with the feeding roller, and the two rotating shafts (3) respectively penetrate through the corresponding sliding chutes (14) and are in sliding fit along the sliding chutes (14); the rotating shaft (3) is provided with a lifting assembly (7) which is vertically arranged; the lifting assembly (7) comprises a screw rod (71) and a lifting motor (72), and the screw rod (71) penetrates through the rotating shaft (3) and is in threaded connection with the rotating shaft (3).

2. A printing machine according to claim 1, wherein: the rotating shaft (3) comprises a shaft body (31) fixed on the feeding roller (13) and a connecting block (32) fixed at the end part of the shaft body (31), and the connecting block (32) is sleeved outside the screw rod (71) and is in threaded fit with the screw rod (71).

3. A printing machine according to claim 2, wherein: an adjusting assembly (9) is arranged on the screw rod (71), and the adjusting assembly (9) comprises a driving gear (92) and a driven gear (91) which are meshed with each other; the driven gear (91) is vertically fixed on the screw rod (71); a straight rod (4) coaxially arranged with the driving gear (92) is arranged on the driving gear (92), and the driving gear (92) is in rotating fit with the straight rod (4); and the driving gear (92) is connected with a hand wheel (921) for driving the driving gear to rotate.

4. A printing machine according to claim 3, wherein: the driving gear (92) is smaller than the driven gear (91).

5. A printing machine according to claim 3, wherein: one side of the connecting block (32) far away from the rotating shaft (3) is provided with a connecting rod (6), the straight rod (4) penetrates through the connecting rod (6), and the connecting rod (6) is in sliding fit with the straight rod (4).

6. A printing machine according to claim 1 or 3, wherein: and a bearing seat (712) is connected between the end part of the screw rod (71) and the frame (1).

7. A printing machine according to claim 6, wherein: a first fixing plate (711) is arranged at the end part of the screw rod (71), and a second fixing plate (721) is connected to a motor shaft of the lifting motor (72); a detachable connecting component (10) is arranged between the first fixing plate (711) and the second fixing plate (721); the connecting assembly (10) comprises a bolt (101) and a nut (102), the bolt (101) penetrates through the first fixing plate (711) and the second fixing plate (721), and the nut (102) is in threaded fit with the bolt (101).

8. A printing machine according to claim 3, wherein: the driven gear (91) is fixed to the top of the screw rod (71), and the lifting motor (72) is fixed to the bottom of the screw rod (71).