Printing equipment

Abstract

Printing equipment belongs to the technical field of printer equipment and comprises a shell, two sets of sheet feeding mechanisms, two sets of suction mechanisms and a sheet feeding mechanism, the sheet feeding mechanisms correspond to the suction mechanisms in a one-to-one mode, the sheet feeding mechanisms, sheet feeding and suction assemblies and the sheet feeding mechanism are installed on the shell, the two sets of sheet feeding mechanisms are arranged up and down, and the two sets of suction mechanisms are arranged up and down. The film feeding mechanisms are in transmission connection with the suction mechanism, the suction mechanism is located between the film feeding mechanisms and the film feeding mechanism, the two film feeding mechanisms move oppositely, and the film feeding mechanism is provided with a position sensor for detecting the positions of films. The film feeding mechanism has the beneficial effects that when the printer carries out mass printing, the two groups of film feeding mechanisms alternately convey films, the interference in the film feeding process of the two groups of films is avoided through the one-to-one structural relationship of the film feeding mechanisms and the suction mechanisms, the positions of the films are sensed through the position sensors, the film feeding speeds of the two groups of film feeding mechanisms are adjusted, and the film feeding efficiency is improved. Therefore, the loading process is more coherent, and the loading efficiency is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a printer technical field especially is related to a kind of printing equipment. BACKGROUND

[0002] Medical image printer is a kind of imaging instrument specially used in medical field, mainly used for printing medical image, such as X-ray film, CT scan, MRI and so on medical image. It can convert medical image into high-quality printed image, and it is convenient for doctor and patient to view and save.

[0003] The traditional medical image printer needs to send film in order during a large number of printing process, and the printing of the next film can be carried out only after the printing of the previous film is completed. At the same time, since multiple films enter from one channel, the phenomenon of card jamming is likely to occur. UTILITY MODEL CONTENT

[0004] In order to overcome the existing technical problems, the utility model provides a kind of printing equipment, and the specific technical scheme is as follows:

[0005] A kind of printing equipment, including shell, send film mechanism, suction mechanism and film feeding mechanism, the number of the send film mechanism and the suction mechanism is two groups, the send film mechanism and the suction mechanism one to one, the send film mechanism, the send suction film component and the film feeding mechanism are installed in the shell, two groups of the send film mechanism are arranged up and down, the send film mechanism and the suction mechanism are transmission connection, the suction mechanism is located between the send film mechanism and the film feeding mechanism, two groups of the send film mechanism move towards each other, the film feeding mechanism is equipped with position sensor for detecting film position.

[0006] Further, the shell includes a first mounting plate, a second mounting plate, a third mounting plate and a slide rail for the slide of film feeding disc, the second mounting plate and the third mounting plate are vertically fixed to the first mounting plate, the second mounting plate and the third mounting plate are parallel to each other, the inside of the first mounting plate, the second mounting plate and the third mounting plate forms accommodating space, a pair of slide rails are arranged inside the second mounting plate and the third mounting plate, the number of the slide rail is two pairs.

[0007] Further, the send film mechanism includes a first drive motor, a transmission wheel group and a transmission rod, the first drive motor is installed with the second mounting plate, the transmission rod is rotatably installed in the accommodating space, the first drive motor and the transmission rod are transmission connection, the transmission rod and the suction mechanism are transmission connection, one first drive motor is located above one slide rail.

[0008] Further, the sheet feeding mechanism further comprises a first transmission wheel set, the first transmission wheel set comprises a first connecting wheel, a second connecting wheel and a first transmission wheel group, the first connecting wheel is fixedly connected with the output end of the first driving motor, the second connecting wheel is fixedly connected with the transmission rod, and the first connecting wheel is fixedly connected with the second connecting wheel through the first transmission wheel group.

[0009] Further, the suction mechanism comprises an air pump assembly, an air pipeline, a suction disc and a mounting disc, the air pump assembly is mounted on the second mounting plate, the mounting disc is movably mounted on the housing, the suction disc slides on the mounting disc, the air pump assembly is in communication with the suction disc through the air pipeline, and the transmission rod is rotatably mounted on the mounting disc.

[0010] Further, the printing device further comprises a pressing mechanism, the pressing mechanism comprises a second driving motor, a second transmission wheel set and a swing arm, the second driving motor is mounted on a third mounting plate, the second driving motor is in transmission connection with the swing arm through the second transmission wheel set, and the transmission rod is fixedly connected with the swing arm.

[0011] Further, the second transmission wheel set comprises a third connecting wheel, a second transmission wheel group and a fourth connecting wheel, the third connecting wheel is fixedly connected with the output end of the second driving motor, one of the third connecting wheels is in transmission connection with two fourth connecting wheels through the two second transmission wheel groups, and the two fourth connecting wheels rotate in opposite directions.

[0012] Further, the sheet feeding mechanism further comprises a first transmission wheel set, the first transmission wheel set comprises a first connecting wheel, a second connecting wheel and a first transmission wheel group, the first connecting wheel is fixedly connected with the output end of the first driving motor, the second connecting wheel is fixedly connected with the transmission rod, and the first connecting wheel is fixedly connected with the second connecting wheel through the first transmission wheel group.

[0013] Further, the guide plate comprises a first guide plate, a second guide plate and a third guide plate, the first end of the first guide plate and the first end of the second guide plate are located at the gaps between the two groups of the pair of rollers, the second guide plate is located above the first guide plate, the third guide plate is located above the second guide plate, the end of the second guide plate guides the first guide plate, and the end of the first guide plate and the end of the third guide plate guide the sheet feeding wheel set.

[0014] Further, the number of the position sensors is three, and the three position sensors are respectively mounted at the first end of the first guide plate, the first end of the second guide plate and the end of the third guide plate.

[0015] The utility model discloses the beneficial effect lies in: when the printer is in the mass printing, two groups send the piece mechanism alternately and transport the film, through the piece mechanism and the structure relation of one to one of the suction mechanism, avoided two groups of film piece process in the interference, through the position inductor response film position, adjust two groups the piece speed of the piece mechanism of sending, make the piece process more coherent, greatly increased the piece efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the perspective view of printing device;

[0017] Figure 2 It is Figure 1 It is another perspective view of printing device;

[0018] Figure 3 It is Figure 1 It is another perspective view of printing device;

[0019] Figure 4 It is Figure 1 It is the partial structure diagram of printing device.

[0020] In the drawing: 1, shell;11, first mounting plate;12, second mounting plate;13, third mounting plate;14, containing space;15, slide rail;2, piece mechanism;21, first drive motor;22, first transmission wheel group;221, first connecting wheel;222, second connecting wheel;223, first transmission wheel group;23, transmission rod;3, suction mechanism;31, air pump assembly;32, air pipe line;33, suction disc;34, mounting disc;4, press-down mechanism;41, second drive motor;42, second transmission wheel group;421, third connecting wheel;422, fourth connecting wheel;423, second transmission wheel group;43, swing arm;5, piece mechanism;51, pair of roller group;52, guide plate;521, first guide plate;522, second guide plate;523, third guide plate;53, piece wheel group;54, position inductor. DETAILED DESCRIPTION

[0021] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings of the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor belong to the range of protection of the utility model.

[0022] The utility model will be described further below in conjunction with Figures 1-4 The utility model will be described further below in conjunction with

[0023] A printing device comprises a housing 1, a sheet feeding mechanism 2, a suction mechanism 3, a pressing mechanism 4 and a sheet feeding mechanism 5.

[0024] The housing 1 comprises a first mounting plate 11, a second mounting plate 12 and a third mounting plate 13, the second mounting plate 12 and the third mounting plate 13 are vertically fixed to the first mounting plate 11, the second mounting plate 12 and the third mounting plate 13 are parallel to each other, the inside of the first mounting plate 11, the second mounting plate 12 and the third mounting plate 13 forms a containing space 14, the inside of the second mounting plate 12 and the third mounting plate 13 is provided with a slide rail 15, the slide rail 15 on both sides of the containing space 14 is a pair, specifically, the number of slide rails 15 in the embodiment is two pairs, the two pairs of slide rails 15 are arranged up and down.

[0025] The sheet feeding mechanism 2 comprises a first driving motor 21, a first transmission wheel set 22 and a transmission rod 23, the first transmission wheel set 22 comprises a first connecting wheel 221, a second connecting wheel 222 and a first transmission wheel set 223, the first connecting wheel 221 is drivingly connected with the second connecting wheel 222 through the first transmission wheel set 223, the first driving motor 21 is fixedly connected with the first connecting wheel 221, one end of the transmission rod 23 is fixedly connected with the second connecting wheel 222, specifically, the number of sheet feeding mechanisms 2 in the embodiment is two, the two sheet feeding mechanisms 2 are arranged up and down.

[0026] The suction mechanism 3 comprises a gas pump assembly 31, an air pipe 32, a suction disc 33 and a mounting disc 34, the gas pump assembly 31 is communicated with the suction disc 33 through the air pipe 32, a negative pressure is formed at the suction disc 33 to suck the film, it can be understood that the air pipe 32 can be adjusted adaptively for convenient installation. The suction disc 33 is slidingly installed on the mounting disc 34, the gas pump assembly 31 controls the vacuum pump through the electromagnetic valve to realize the starting and closing of the suction disc 33. Specifically, the number of suction mechanisms 3 is two, the two suction mechanisms 3 are arranged up and down.

[0027] The pressing mechanism 4 comprises a second driving motor 41, a second transmission wheel set 42 and a swing arm 43. The second transmission wheel set 42 comprises a third connecting wheel 421, a fourth connecting wheel 422 and a second transmission wheel set 423. The second driving motor 41 is fixedly connected with the third connecting wheel 421. The third connecting wheel 421 is drivingly connected with the two fourth connecting wheels 422 through the two second transmission wheel sets 423. The third connecting wheel 421 and the fourth connecting wheel 422 rotate in opposite directions. The swing arm 43 is fixedly connected with the fourth connecting wheel 422. The film feeding mechanism 5 comprises a pair of pinch rollers 51, a guide plate 52, a film feeding wheel set 53 and a position sensor 54. The pair of pinch rollers 51 comprises upper and lower rollers. There is a gap between the upper and lower rollers for winding the film. Specifically, in the present example, the number of the pair of pinch rollers 51 is two. The guide plate 52 comprises a first guide plate 521, a second guide plate 522 and a third guide plate 523. The leading end of the first guide plate 521 and the leading end of the second guide plate 522 are located at the gap between the two pair of pinch rollers 51. The second guide plate 522 is located above the first guide plate 521. The third guide plate 523 is located above the second guide plate 522. The trailing end of the second guide plate 522 guides the first guide plate 521. The trailing end of the first guide plate 521 and the trailing end of the third guide plate 523 guide the film feeding wheel set 53. The position sensor 54 is installed on the guide plate 52. The guide plate 52 is provided with a plurality of detection ports for the position sensor 54. The number of the position sensor 54 is three. The three position sensors 54 are respectively located at the leading end of the first guide plate 521, the trailing end of the first guide plate 521 and the leading end of the second guide plate 522 for detecting the passing state of the film.

[0028] The connection relationship of the printing device: the film feeding mechanism 2 corresponds to the suction mechanism 3 one by one. The first driving motor 21 is fixedly connected to the inner side of the second mounting plate 12. The first transmission wheel set 22 is installed on the outer side of the second mounting plate. One first driving motor 21 is located above one slide rail 15. The transmission rod 23 is rotatably connected with the mounting disc 34 of the suction mechanism 3. The transmission rod 23 is drivingly connected with the suction disc 33. The mounting disc 34 is located inside the containing space 14. The mounting disc 34 is fixedly connected with the swing arm 43 of the pressing mechanism 4. The second transmission wheel set 42 and the air pump assembly 31 are installed on the outer side of the third mounting plate 13 to save the installation space of the containing space 14. The guide plate 52 of the film feeding mechanism 5 is installed in the containing space 14. The suction disc 33 moves between the end of the slide rail 15 and the pair of pinch rollers 51 of the film feeding mechanism 5. The film feeding speed can be changed by replacing the first transmission wheel set 223 and the second transmission wheel set 423. It can be understood that the two film feeding mechanisms 2 and the two suction mechanisms 3 correspond to each other one by one. The two film feeding mechanisms 2 and the two suction mechanisms 3 form two film feeding channels according to different heights.

[0029] The use process of the printing device:

[0030] The film feeding tray loaded with films is sent into the accommodating space 14 along the slide rail 15, when the film feeding tray reaches the end of the slide rail 15, the first driving motor 21 of the film feeding mechanism 2 drives the transmission rod 23 to drive the suction disc 33 to approach the film feeding tray, the second driving motor 41 of the pressing mechanism 4 drives the swing arm 43 to rotate around the shaft, so that the mounting disc 34 drives the suction disc 33 to move downward, thereby sucking the films in the film feeding tray, the film feeding mechanism 2 and the pressing mechanism 4 drive the suction disc 33 to approach the pair of roller groups 51, so that the films are wound into the film feeding mechanism 5 by the pair of roller groups 51, and the materials conveyed by the two film feeding mechanisms 2 are guided into the next link by the first guide plate 521, the second guide plate 522 and the third guide plate 523 and are wound into the film feeding wheel group 53; the two film feeding mechanisms 2 move towards each other, so that the two film feeding mechanisms 2 alternately feed films, when the position sensor 54 detects that a film feeding mechanism 2 feeds films into the film feeding mechanism 5, the other film feeding mechanism 2 is controlled to start the film feeding process, thereby shortening the time interval used for printing two films and improving the film feeding efficiency while avoiding the film feeding conflict of the two film feeding mechanisms 2.

[0031] The utility model discloses the beneficial effect that when the printer is in a large number of printing, two groups of film feeding mechanism 2 alternate film conveying, through the one-to-one structure relation of film feeding mechanism 2 and suction mechanism 3, avoid the interference of two groups of film feeding process, through the position sensor 54 inductive film position, adjust the film feeding speed of two groups of film feeding mechanism 2, make the film feeding process more coherent, greatly increase the film feeding efficiency.

[0032] The above embodiment only expresses one embodiment of the utility model, but can not therefore be understood as the limitation of the utility model patent range. It should be pointed out that for ordinary skilled person in the art, on the premise of not departing from the utility model concept, can also make a number of deformation and improvement evolution, is according to the essential technical modification and evolution of the utility model to the above embodiment, these all belong to the protection scope of the utility model.

Claims

1. A printing device comprising a housing, characterized by: The film feeding mechanism and the film sucking mechanism are in one-to-one correspondence, the film feeding mechanism, the film sucking mechanism and the film feeding mechanism are installed on the shell, two groups of the film feeding mechanism are arranged in an up-down mode, the film feeding mechanism and the film sucking mechanism are in transmission connection, the film sucking mechanism is located between the film feeding mechanism and the film feeding mechanism, the film feeding mechanism moves towards each other, and the film feeding mechanism is provided with a position sensor for detecting the position of the film.

2. The printing device according to claim 1, characterized by: The shell comprises a first mounting plate, a second mounting plate, a third mounting plate and a slide rail for sliding of the film feeding disc, the second mounting plate and the third mounting plate are vertically fixed to the first mounting plate, the second mounting plate and the third mounting plate are parallel to each other, the inside of the first mounting plate, the second mounting plate and the third mounting plate forms a containing space, and a pair of slide rails are arranged on the inside of the second mounting plate and the third mounting plate.

3. The printing device according to claim 2, characterized by: The film feeding mechanism comprises a first driving motor, a transmission wheel set and a transmission rod, the first driving motor is installed on the second mounting plate, the transmission rod is rotatably installed in the containing space, the first driving motor is in transmission connection with the transmission rod, and the transmission rod is in transmission connection with the film sucking mechanism.

4. The printing device according to claim 3, characterized by: The film feeding mechanism further comprises a first transmission wheel set, the first transmission wheel set comprises a first connecting wheel, a second connecting wheel and a first transmission wheel set, the first connecting wheel is fixedly connected with the output end of the first driving motor, the second connecting wheel is fixedly connected with the transmission rod, and the first connecting wheel is fixedly connected with the second connecting wheel through the first transmission wheel set.

5. The printing device according to claim 4, characterized in that: The film sucking mechanism comprises a gas pump assembly, an air pipe, a suction disc and a mounting disc, the gas pump assembly is installed on the second mounting plate, the mounting disc is movably installed on the shell, the suction disc slides on the mounting disc, the gas pump assembly is in communication with the suction disc through the air pipe, the transmission rod is rotatably installed on the mounting disc, and the transmission rod is in transmission connection with the suction disc.

6. The printing device according to claim 5, characterized by: The printing device further comprises a pressing mechanism, the pressing mechanism comprises a second driving motor, a second transmission wheel set and a swing arm, the second driving motor is installed on the third mounting plate, the second driving motor is in transmission connection with the swing arm through the second transmission wheel set, and the transmission rod is fixedly connected with the swing arm.

7. The printing device according to claim 6, characterized in that: The second transmission wheel set comprises a third connecting wheel, a second transmission wheel set and a fourth connecting wheel, the third connecting wheel is fixedly connected with the output end of the second driving motor, one third connecting wheel is in transmission connection with two fourth connecting wheels through two second transmission wheel sets, and the two fourth connecting wheels rotate in opposite directions.

8. The printing device according to claim 2, characterized by: The upper sheet mechanism comprises a pair of roller sets, a guide plate and an upper sheet wheel set, the pair of roller sets, the guide plate and the upper sheet wheel set are installed in the accommodating space, the pair of roller sets are composed of upper and lower rollers, there is a gap between the upper and lower rollers, the guide plate is located between the pair of roller sets and the upper sheet wheel set, the number of the pair of roller sets is two, and the pair of roller sets correspond to the suction mechanism one by one.

9. The printing device according to claim 8, characterized in that: The guide plate comprises a first guide plate, a second guide plate and a third guide plate, the first end of the first guide plate and the first end of the second guide plate are respectively located at the gaps of the two groups of the pair of roller sets, the second guide plate is located above the first guide plate, the third guide plate is located above the second guide plate, the end of the second guide plate guides the first guide plate, and the end of the first guide plate and the end of the third guide plate guide the upper sheet wheel set.

10. The printing device according to claim 9, characterized by: The number of the position sensors is three, and the three position sensors are respectively installed at the first end of the first guide plate, the first end of the second guide plate and the end of the third guide plate.

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