CN220684130U

CN220684130U - Feeding mechanism of printing machine

Info

Publication number: CN220684130U
Application number: CN202322069878.8U
Authority: CN
Inventors: 苏国华
Original assignee: Zhuhai Diligent Printing Co ltd
Current assignee: Zhuhai Diligent Printing Co ltd
Priority date: 2023-08-03
Filing date: 2023-08-03
Publication date: 2024-03-29
Anticipated expiration: 2033-08-03

Abstract

The utility model relates to the technical field of printers, in particular to a feeding mechanism of a printer, which comprises a movable base, wherein an electric push rod is fixedly arranged on one side of the movable base, and the output end of the electric push rod is fixedly connected with a movable seat. The utility model has the advantages that: through electric putter, remove seat, the bracing piece, the transmission case, driving motor, the pivot, first bevel gear, the second bevel gear, the back shaft, the feed roller, spacing spout, adjust the jack, spacing slider, spacing wheel, adjust the cooperation setting of inserted bar, movable block and fixed spring, can be spacing to the cardboard through spacing wheel when adjusting the feed roller height, avoided the cardboard position offset's that leads to because of the vibration condition, and can adjust the distance between two spacing wheels according to the width of cardboard, make this feeding mechanism carry out spacing work to the cardboard of more width, the application scope of this feeding mechanism has been enlarged, the practicality and the structural flexibility of this feeding mechanism have been improved.

Description

Feeding mechanism of printing machine

Technical Field

The utility model relates to the technical field of printers, in particular to a feeding mechanism of a printer.

Background

The printer is a machine for printing characters and images, and the modern printer generally consists of mechanisms such as plate filling, inking, embossing, paper feeding and the like, and the working principle of the printer is as follows: the characters and images to be printed are made into printing plates, the printing plates are arranged on a printer, then the ink is coated on the places where the characters and images are arranged on the printing plates by manpower or the printer, and then the printing plates are directly or indirectly transferred onto paper or other printing stock such as textiles, metal plates, plastics, leather, wood plates, glass and ceramics, so that the same printed matter as the printing plates is reproduced, and the utility model and development of the printer play an important role in the spread of human civilization and culture.

According to the feeding mechanism of the printer disclosed in the Chinese patent application publication No. CN209259213U, the problem that the feeding mechanism for the existing printer is inconvenient to adjust is solved by the cooperation of a motor, a first bevel gear, a rotating rod, a third bevel gear, a threaded rod, a fourth bevel gear, a thread bush, a first connecting rod and a rotary cylinder, the feeding mechanism of the printer has the advantage of convenient adjustment, and is convenient for a user to use, but the feeding mechanism of the printer is convenient to feed through the rotary cylinder and a feeding roller, the feeding roller can vibrate along with the vibration generated outside in the process of conveying the paper board, the paper board on the feeding roller can slightly deviate, and the deviation of the paper board can gradually increase along with the rotation of the feeding roller, so that the paper board cannot accurately enter the printer to carry out printing work, operators are required to right the paper board, and the practicability of the feeding mechanism of the printer is reduced.

Disclosure of Invention

The object of the present utility model is to solve at least one of the technical drawbacks.

Therefore, an object of the present utility model is to provide a feeding mechanism of a printing machine, so as to solve the problems mentioned in the background art and overcome the disadvantages in the prior art.

In order to achieve the above-mentioned purpose, an embodiment of an aspect of the present utility model provides a feeding mechanism of a printing machine, including a moving base, an electric push rod is fixedly installed on one side of the moving base, an output end of the electric push rod is fixedly connected with a moving seat, one side of the moving seat far away from the electric push rod is fixedly connected with a plurality of supporting rods, a plurality of top ends of the supporting rods are fixedly connected with a plurality of transmission boxes with hollow structures inside, one side of each transmission box is fixedly installed with a driving motor, an output end of each driving motor is fixedly connected with a rotating shaft, an outer surface of each rotating shaft is fixedly connected with a plurality of first bevel gears, an outer surface of each first bevel gear is meshed with a second bevel gear, an inner wall of each key groove of each second bevel gear is fixedly connected with a supporting shaft, an outer surface of each supporting shaft is fixedly connected with a feeding roller, an inner wall of each limiting chute is provided with a plurality of adjusting jacks, inner walls of each limiting chute are respectively connected with a limiting slider in a sliding manner, one side of each limiting slider is fixedly connected with one side of each limiting slider, each limiting slider is fixedly connected with one side of each adjusting rod is connected with one side of each adjusting rod, and each limiting slider is fixedly connected with one side of the limiting slider.

By the above-mentioned scheme preferred, all fixedly connected with telescopic link in four corners department of moving base one side, the top and the moving seat fixed connection of telescopic link, through the telescopic link plays the guide effect to the moving seat, makes the moving seat can only carry out rectilinear motion in vertical direction.

By above-mentioned arbitrary scheme preferred, the one side fixedly connected with steady seat that electric putter was kept away from to the movable seat, the one end that first bevel gear was kept away from to the back shaft is rotated through bearing and is connected with steady seat, the back shaft runs through the transmission case and extends to the outside of transmission case, the back shaft is rotated with the transmission case and is connected, has carried out supporting work to the back shaft, thereby guarantees the stability of back shaft when rotating.

By the above-mentioned arbitrary scheme preferred, first bevel gear and second bevel gear all are located the inside of transmission case, through the transmission case plays the guard action to first bevel gear and second bevel gear, very big avoid external factor to first bevel gear and second bevel gear's influence, guaranteed first bevel gear and second bevel gear's life.

By the preferred of above-mentioned arbitrary scheme, spacing slider and spacing spout sliding connection, the size looks adaptation of spacing slider and spacing spout, the internal diameter of spacing wheel equals the external diameter of feed roller, spacing wheel and feed roller sliding connection, through spacing slider and spacing spout play spacing effect to spacing wheel, make spacing wheel avoid the spacing wheel to appear pivoted condition when following the feed roller smooth movement, make spacing wheel only can follow the direction of spacing spout and remove.

By the above-mentioned optional scheme preferred, adjust the inserted bar and run through spacing slider, adjust inserted bar and spacing slider sliding connection, it is corresponding with the position of adjusting the jack to adjust the inserted bar, the diameter of adjusting the inserted bar equals the diameter of adjusting the jack, makes it can be smooth remove and insert the inside of adjusting the jack to adjust the inserted bar.

Compared with the prior art, the utility model has the following advantages and beneficial effects:

through electric putter, removal seat, bracing piece, transmission case, driving motor, pivot, first bevel gear, second bevel gear, back shaft, feed roller, spacing spout, regulation jack, spacing slider, spacing wheel, regulation inserted bar, movable block and fixed spring's cooperation setting, can be adjusted the feed roller height is spacing the cardboard through spacing wheel to avoided the condition of cardboard position deviation because of the vibration, and can be according to the width adjustment of cardboard two distance between the spacing wheel for this feeding mechanism can carry out spacing work to the cardboard of more width, has enlarged this feeding mechanism's application scope, has improved this feeding mechanism's practicality and structural flexibility.

Drawings

FIG. 1 is a schematic view of a first view structure according to the present utility model;

FIG. 2 is a schematic view of a second view angle structure according to the present utility model;

FIG. 3 is a schematic cross-sectional view of a transmission case and a connecting member thereof according to the present utility model;

FIG. 4 is a schematic view of the structure of the feed roll and its connecting members according to the present utility model;

fig. 5 is a schematic structural view of the limiting wheel of the present utility model.

In the figure: the device comprises a 1-moving base, a 2-electric push rod, a 3-moving seat, a 4-supporting rod, a 5-transmission box, a 6-driving motor, a 7-rotating shaft, an 8-first bevel gear, a 9-second bevel gear, a 10-supporting shaft, an 11-feeding roller, a 12-limiting chute, a 13-adjusting jack, a 14-limiting slide block, a 15-limiting wheel, a 16-adjusting inserting rod, a 17-movable block, a 18-fixed spring, a 19-telescopic rod and a 20-stabilizing seat.

Detailed Description

The present utility model will be further described with reference to the accompanying drawings, but the scope of the present utility model is not limited to the following.

As shown in fig. 1 to 5, a feeding mechanism of a printing machine comprises a movable base 1, a self-locking universal wheel is fixedly arranged at the bottom side of the movable base 1, an electric push rod 2 is fixedly arranged at one side of the movable base 1, the output end of the electric push rod 2 is fixedly connected with a movable seat 3, one side of the movable seat 3 far away from the electric push rod 2 is fixedly connected with a plurality of support rods 4, the top ends of the plurality of support rods 4 are fixedly connected with a plurality of transmission boxes 5 with hollow structures inside, one side of the transmission box 5 is fixedly provided with a driving motor 6, the output end of the driving motor 6 is fixedly connected with a rotating shaft 7, the outer surface of the rotating shaft 7 is fixedly connected with a plurality of first bevel gears 8, the outer surfaces of the plurality of first bevel gears 8 are all meshed with second bevel gears 9, the inner walls of keyways of the plurality of the second bevel gears 9 are all fixedly connected with a supporting shaft 10, the outer surface of the supporting shafts 10 is fixedly connected with a feeding roller 11, two limit sliding grooves 12 are formed in the outer surface of the feeding roller 11, a plurality of adjusting jacks 13 are formed in the inner walls of the two limit sliding grooves 12, limit sliding blocks 14 are slidably connected to the inner walls of the two limit sliding grooves 12, limit wheels 15 are fixedly connected to one sides of the two limit sliding blocks 14, an adjusting inserting rod 16 is inserted into one side of the two limit wheels 15, the top end of the adjusting inserting rod 16 is fixedly connected with a movable block 17, a fixed spring 18 fixedly connected with the limit wheels 15 is fixedly connected to one side of the movable block 17 close to the adjusting inserting rod 16, before the paperboard is conveyed, the movable block 17 is pulled firstly to move in a direction away from the limit wheels 15, the adjusting inserting rod 16 is moved out of the inside of the adjusting jacks 13, the fixed spring 18 is in a stretched state, the limit wheels 15 can move at the moment, according to the actual width of the paper board, the two limiting wheels 15 are adjusted to a proper distance, the adjusting inserting rod 16 corresponds to the position of the adjusting inserting hole 13 at a proper position, the movable block 17 is slowly loosened, the adjusting inserting rod 16 is inserted into the adjusting inserting hole 13 at a proper position under the reaction force of the fixed spring 18, so that the operation of the adjusting limiting wheels 15 is completed, then the electric push rod 2 is started to drive the movable seat 3 to move, the feeding roller 11 moves along with the adjusting limiting wheels, the feeding roller 11 is adjusted to a proper height, the driving motor 6 is started to rotate the rotating shaft 7 in the process of conveying the paper board, and the supporting shafts 10 drive the feeding roller 11 to rotate under the transmission action of the first bevel gears 8 and the second bevel gears 9, so that the paper board is conveyed.

As an alternative technical scheme of the utility model, four corners on one side of the movable base 1 are fixedly connected with the telescopic rods 19, the top ends of the telescopic rods 19 are fixedly connected with the movable base 3, and the movable base 3 can only perform linear motion in the vertical direction through the guiding function of the telescopic rods 19 on the movable base 3.

As an alternative technical scheme of the utility model, a stabilizing seat 20 is fixedly connected to one side of the movable seat 3 far away from the electric push rod 2, one end of the supporting shaft 10 far away from the first bevel gear 8 is rotatably connected with the stabilizing seat 20 through a bearing, the supporting shaft 10 penetrates through the transmission case 5 and extends to the outside of the transmission case 5, the supporting shaft 10 is rotatably connected with the transmission case 5, and supporting work is carried out on the supporting shaft 10, so that the stability of the supporting shaft 10 during rotation is ensured.

As an alternative technical scheme of the utility model, the first bevel gear 8 and the second bevel gear 9 are both positioned in the transmission case 5, and the transmission case 5 protects the first bevel gear 8 and the second bevel gear 9, so that the influence of external factors on the first bevel gear 8 and the second bevel gear 9 is greatly avoided, and the service lives of the first bevel gear 8 and the second bevel gear 9 are ensured.

As an alternative technical scheme of the utility model, the limit slide block 14 is in sliding connection with the limit slide groove 12, the size of the limit slide block 14 is matched with that of the limit slide groove 12, the inner diameter of the limit wheel 15 is equal to the outer diameter of the feed roller 11, the limit wheel 15 is in sliding connection with the feed roller 11, and the limit wheel 15 is limited by the limit slide block 14 and the limit slide groove 12, so that the limit wheel 15 smoothly moves along the feed roller 11 and simultaneously avoids the condition that the limit wheel 15 rotates, and the limit wheel 15 can only move along the direction of the limit slide groove 12.

As an alternative technical scheme of the utility model, the adjusting inserting rod 16 penetrates through the limiting slide block 14, the adjusting inserting rod 16 is in sliding connection with the limiting slide block 14, the adjusting inserting rod 16 corresponds to the position of the adjusting inserting hole 13, the diameter of the adjusting inserting rod 16 is equal to the diameter of the adjusting inserting hole 13, and the adjusting inserting rod 16 can smoothly move and be inserted into the adjusting inserting hole 13.

A feeding mechanism of a printing machine has the following working principle:

1) The movable block 17 is pulled to move in a direction away from the limiting wheel 15, the adjusting inserting rod 16 is moved out of the adjusting inserting hole 13, and the fixed spring 18 is in a stretched state;

2) The two limit wheels 15 are adjusted to a proper distance according to the actual width of the paperboard, and the adjusting inserting rod 16 corresponds to the position of the adjusting inserting hole 13 at a proper position;

3) Slowly releasing the movable block 17, and inserting the adjusting plug rod 16 into the adjusting jack 13 at a proper position under the reaction force of the fixed spring 18;

4) Starting the electric push rod 2 to drive the movable seat 3 to move, and then moving the feed roller 11, and adjusting the feed roller 11 to a proper height;

5) The driving motor 6 is started to rotate the rotating shaft 7, and at the moment, the supporting shafts 10 drive the feeding roller 11 to rotate under the transmission action of the first bevel gears 8 and the second bevel gears 9, so that the paper board is conveyed.

To sum up, this printing machine feeding mechanism, through electric putter 2, remove seat 3, bracing piece 4, the transmission case 5, driving motor 6, pivot 7, first bevel gear 8, second bevel gear 9, back shaft 10, feed roller 11, spacing spout 12, adjust jack 13, spacing slider 14, spacing wheel 15, adjust the cooperation setting of inserted bar 16, movable block 17 and fixed spring 18, can be when adjusting feed roller 11 height, spacing the cardboard through spacing wheel 15, thereby avoided the circumstances of cardboard position offset because of vibration, and can adjust the distance between two spacing wheels 15 according to the width of cardboard, make this feeding mechanism carry out spacing work to the cardboard of many width, the application scope of this feeding mechanism has been enlarged, the practicality and the structure flexibility of this feeding mechanism have been improved.

Claims

1. A printing machine feeding mechanism which is characterized in that: including removing base (1), one side fixed mounting who removes base (1) has electric putter (2), the output fixedly connected with who removes base (3) of electric putter (2), remove one side fixedly connected with a plurality of bracing piece (4) of base (3) keep away from electric putter (2), a plurality of the top fixedly connected with of bracing piece (4) is inside transmission case (5) that is hollow structure, one side fixed mounting of transmission case (5) has driving motor (6), the output fixedly connected with pivot (7) of driving motor (6), the surface fixedly connected with of pivot (7) a plurality of first bevel gear (8), a plurality of the surface of first bevel gear (8) all meshes with second bevel gear (9), a plurality of the equal fixedly connected with back shaft (10) of keyway inner wall of second bevel gear (9), a plurality of the surface of back shaft (10) all fixedly connected with feed roller (11), two spacing spouts (12) have been seted up to the surface of feed roller (11), two spacing spouts (14) have both limit slide to be connected with two limit slide blocks (14) of inner wall (13), one side of each limiting wheel (15) is inserted with an adjusting inserted rod (16), the top end of each adjusting inserted rod (16) is fixedly connected with a movable block (17), and one side of each movable block (17) close to each adjusting inserted rod (16) is fixedly connected with a fixed spring (18) fixedly connected with each limiting wheel (15).

2. A printer feed mechanism as claimed in claim 1, wherein: the four corners of one side of the movable base (1) are fixedly connected with telescopic rods (19), and the top ends of the telescopic rods (19) are fixedly connected with the movable base (3).

3. A printer feed mechanism as claimed in claim 2, wherein: one side that electric putter (2) was kept away from to removal seat (3) is fixedly connected with stable seat (20), one end that first bevel gear (8) was kept away from to back shaft (10) is passed through the bearing and is connected with stable seat (20) rotation, back shaft (10) run through transmission case (5) and extend to the outside of transmission case (5), back shaft (10) are connected with transmission case (5) rotation.

4. A printer feed mechanism according to claim 3, wherein: the first bevel gear (8) and the second bevel gear (9) are both positioned inside the transmission case (5).

5. The printer feed mechanism of claim 4, wherein: the limiting sliding block (14) is in sliding connection with the limiting sliding groove (12), the limiting sliding block (14) is matched with the limiting sliding groove (12) in size, the inner diameter of the limiting wheel (15) is equal to the outer diameter of the feeding roller (11), and the limiting wheel (15) is in sliding connection with the feeding roller (11).

6. The printer feed mechanism of claim 5, wherein: the adjusting inserting rod (16) penetrates through the limiting sliding block (14), the adjusting inserting rod (16) is in sliding connection with the limiting sliding block (14), the adjusting inserting rod (16) corresponds to the position of the adjusting inserting hole (13), and the diameter of the adjusting inserting rod (16) is equal to the diameter of the adjusting inserting hole (13).