CN209023886U - The traction device of printing machine - Google Patents

Abstract

The utility model discloses the traction devices of printing machine, including outside plate, inner panel, connect the outside plate, the support portion of inner panel, movable roll assembly between outside plate and inner panel, bottom roller, the activity roll assembly is movable relative to bottom roller, movable roll assembly has a pair of of rotation briquetting, pin shaft, movable roll, the movable roll both ends are installed on the rotation briquetting, the rotation briquetting is rotated around the pin shaft, the rotation briquetting rotation drives the movable roll mobile to the direction far from or close to the bottom roller direction, the traction device of the printing machine, which also has, is installed on the outside plate, the safety switch of one of inner panel, when the rotation briquetting drives the movable roll mobile to the direction far from bottom roller, the safety switch is closed, when the rotation briquetting drives the movable roll to close to the movement of the direction of bottom roller, institute Safety switch conducting is stated, the traction device of printing machine provided by the utility model, safety switch prevents the traction device error starting of printing machine.

Description

The traction device of printing machine

[technical field]

The utility model relates to printer fields, and in particular to a kind of traction device of printing machine.

[background technique]

The traction of printing machine is usually made of the movable roll of a foundation roller and a soft material roll surface, and the material of printing exists It passing through and is attached on bottom roller surface between two rollers, bottom roller is driven by a motor belt wheel rotation, and bottom roller is close in activity rolling when work, The material of printing is tightly pressed on bottom roller, and movable roll reaches usually using cylinder driving associated components makes movable roll and roll surface It presses together, paper is generally carried out using pneumatic structure and compresses traction device, the infrastructure cost is high, and structure is complicated, shape ruler Very little larger, installation and maintenance difficulty is big, and due to code-spraying printer, this body structure is small, at low cost, using this structure and improper.

Therefore, it is necessary to a kind of traction devices of printing machine to carry out overcome the deficiencies in the prior art.

[utility model content]

The main purpose of the utility model is to provide a kind of traction devices for printing machine, prevent machine error starting.

In order to solve the above technical problems, the utility model adopts the following technical solution: a kind of traction device of printing machine, packet Include outside plate, inner panel, the connection outside plate, the support portion of inner panel, the movable roll assembly between the outside plate and inner panel, bottom Roller, the activity roll assembly is movable relative to the bottom roller, and the activity roll assembly has a pair of of rotation briquetting, pin shaft, work Dynamic roller, the movable roll both ends are installed on the rotation briquetting, and the rotation briquetting is rotated around the pin shaft, the rotation pressure Block rotation drives the movable roll mobile to the direction far from or close to the bottom roller direction, the traction device of the printing machine Also have and be installed on the safety switch of one of the outside plate, inner panel, when the rotation briquetting drive movable roll is to remote When direction from bottom roller is mobile, the safety switch is closed, when the rotation briquetting drives the movable roll to close to bottom roller When direction is mobile, the safety switch conducting.

In order to solve the above technical problems, the utility model is further arranged to: the safety switch is to work as institute close to switch It is described close to switch conduction when stating rotation briquetting close to the close switch, when the rotation briquetting is far from the close switch When, it is described to be closed close to switch.

In order to solve the above technical problems, the utility model is further arranged to: the traction device of the printing machine also has Shaft, there is the shaft plat part and the rotation briquetting to cooperate, when rotating the shaft, the plat part close to or far From the rotation briquetting, when the plat part is close to the rotation briquetting, the rotation briquetting rotation drive the movable roll to It is moved close to the direction of the bottom roller, when the plat part is far from the rotation briquetting, the rotation briquetting drives the activity Roller is moved to the direction far from the bottom roller.

In order to solve the above technical problems, the utility model is further arranged to: the traction device of the printing machine also has Mounting plate, the mounting plate is by described close to switch installation to the outside plate or inner panel.

In order to solve the above technical problems, the utility model is further arranged to: the inner panel and outside plate are respectively provided with bearing, The bottom roller is installed on the bearing and the outside of the inner panel or outside plate is stretched out in one of end.

In order to solve the above technical problems, the utility model is further arranged to: the traction device of the printing machine also has The driving device of the bottom roller is driven, the driving device is installed on the end of the bottom roller.

In order to solve the above technical problems, the utility model is further arranged to: the traction device of the printing machine also has The a pair of bearings for being installed on the handle device of the shaft, being respectively arranged in the inner panel and outside plate, the both ends of the shaft installation In the bearing and one of end stretches out the inner panel or outside plate, the handle device are installed on the end.

In order to solve the above technical problems, the utility model is further arranged to: the driving device is synchronizing wheel.

In order to solve the above technical problems, the utility model is further arranged to: the traction device of the printing machine also has Spring lock block, mounting blocks, compressed spring, the spring lock block run through the mounting blocks, and the bottom of the spring lock block is connected to The end of the compressed spring, the other end of the compressed spring are connected to the rotation briquetting.

In order to solve the above technical problems, the utility model is further arranged to: the spring lock block and the mounting blocks spiral shell Line cooperation.

Furthermore the traction device of printing machine provided by the utility model, safety switch prevent the traction device of printing machine from missing Starting, when movable roll is far from bottom roller, safety switch is closed, when movable roll is close to bottom roller, safety switch conducting.

[Detailed description of the invention]

Fig. 1 is the structural schematic diagram of the traction device of the utility model printing machine.

Fig. 2 is the structural schematic diagram of another angle of the traction device of printing machine in Fig. 1.

[specific embodiment]

Referring to Fig. 1 to Fig. 2, a kind of basic composed structure of the traction device of printing machine in this example is given.

The traction device of printing machine includes outside plate 1, inner panel 7, is connected to outside plate 1 and the interior fagging 5 of 7 side of inner panel, connect In the support rod 20 of 7 other side of outside plate and inner panel, the movable roll assembly between outside plate 1 and inner panel 7, bottom roller 21, shaft 6, The traction device of the printing machine also has synchronizing wheel 9, and the synchronizing wheel 9 drives the bottom roller 21 to rotate, 21 both ends of bottom roller peace Loaded on a pair of bearings 8 on inner panel, outside plate, the bearing 8 is installed together with the bearing cap 2 on inner panel, outside plate, so that bottom roller It is positioned in the axial direction.The both ends of the shaft 6 are installed on inner panel, outside plate by bearing 10, and one end of the shaft 6 passes through outer Plate 1 is connect with the handle base 4 being located on the outside plate 1, and handle base 4 and shaft are passed through by holding screw realization axially position Key realizes circumferential connection, and the handle 3 is connected through a screw thread with handle base 4, and handle and synchronizing wheel are located at the inner panel, outside plate It is not ipsilateral, interfere when preventing handle from using with synchronizing wheel.

The activity roll assembly include movable roll 18, a pair of of the rotation briquetting 16 for being installed on 18 both ends of movable roll, 19, The rotation briquetting is mounted respectively to the pin shaft 17 of inner panel 7 and outside plate 1, rotation briquetting 16,19 is pressed to the spring pressure of shaft 6 Block, mounting blocks 12, compressed spring 11, the mounting blocks 12 are installed on inner panel, outside plate, and spring lock block 13 is ladder shaft-like, have Big axis and small axis.When installation, when spring lock block 13 rotates through mounting blocks 12, the screw thread on the big axis is matched with mounting blocks 12 It closes, small axis penetrates in the spring eye of compressed spring, and the end face of big axis is connected on the end face of compressed spring.The rotation briquetting one End has auxiliary section, and the auxiliary section has the protrusion or groove of the fixed compressed spring, and 11 one end of compressed spring is fixed In spring lock block, other end is fixed on the protrusion or groove of rotation briquetting.The both ends of shaft 6 all have presses with the rotation The plat part of block connection.Installation site of the movable roll 18 on rotation briquetting is between pivot pin 17 and auxiliary section.

When work, rotating handles 3 drive the shaft 6 to rotate, the auxiliary section for rotating briquetting and the elastic force in compressed spring Under be tightly attached to the plat part of shaft 6, rotation briquetting is rotated clockwise around pin shaft, and movable roll 18 is close to bottom roller 21, movable roll 18 It is rotated under the drive of synchronizing wheel 9；When not working, handle is reversely rotated, rotation briquetting rotates counterclockwise around pin shaft 17, activity Roller 18 is far from bottom roller.

It is mounted on inner panel or outside plate close to switch 15 by mounting plate 14, rotation briquetting is pacified close to the end of pin shaft 17 It pops one's head in equipped with inductive switch, when work, circuit is connected close to switch close to described in the end for rotating briquetting, when not working, is turned Axis rotation, which drives, makes to rotate briquetting rotation, and far from close to the end of switch, circuit shutdown prevents someone from encountering and always opens rotation briquetting Close error starting traction device.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (10)

1. a kind of traction device of printing machine, the support including outside plate (1), inner panel (7), the connection outside plate (1), inner panel (7) Portion (5,20), the movable roll assembly between the outside plate (1) and inner panel (7), bottom roller (21), the activity roll assembly are opposite Movable in the bottom roller, the activity roll assembly has a pair of of rotation briquetting (16,19), pin shaft (17), movable roll (18), institute It states movable roll both ends and is installed on the rotation briquetting (16,19), the rotation briquetting is rotated around the pin shaft (17), the rotation Turning briquetting rotation drives the movable roll mobile to the direction far from or close to the bottom roller direction, which is characterized in that described The traction device of printing machine also has the safety switch (15) for being installed on one of the outside plate, inner panel, when the rotation is pressed When block drives the movable roll mobile to the direction far from bottom roller, the safety switch is closed, when the rotation briquetting drives institute When stating movable roll to close to the movement of the direction of bottom roller, the safety switch conducting.

2. the traction device of printing machine according to claim 1, which is characterized in that the safety switch is close switch, It is described close to switch conduction when the rotation briquetting is close to the close switch, when the rotation briquetting is far from described close It is described to be closed close to switch when switch.

3. the traction device of printing machine according to claim 1, which is characterized in that the traction device of the printing machine also has Having shaft (6), there is the shaft (6) plat part and the rotation briquetting to cooperate, when rotating the shaft, the plat part patch Close or far from the rotation briquetting, when the plat part is close to the rotation briquetting, the rotation briquetting rotates described in drive Movable roll is moved to the direction close to the bottom roller (21), when the plat part is far from the rotation briquetting, the rotation briquetting The movable roll is driven to move to the direction far from the bottom roller.

4. the traction device of printing machine according to claim 2, which is characterized in that the traction device of the printing machine also has Have mounting plate (14), the mounting plate is by described close to switch installation to the outside plate or inner panel.

5. the traction device of printing machine according to claim 1, which is characterized in that the inner panel and outside plate are respectively provided with axis It holds, the bottom roller is installed on the bearing and the outside of the inner panel or outside plate is stretched out in one of end.

6. the traction device of printing machine according to claim 5, which is characterized in that the traction device of the printing machine also has There is the driving device (20) for driving the bottom roller (21), the driving device is installed on the end of the bottom roller.

7. the traction device of printing machine according to claim 3, which is characterized in that the traction device of the printing machine also has The a pair of bearings for having the handle device for being installed on the shaft, being respectively arranged in the inner panel and outside plate, the both ends of the shaft peace Loaded on the bearing and one of end stretches out the inner panel or outside plate, the handle device are installed on the end.

8. the traction device of printing machine according to claim 6, which is characterized in that the driving device is synchronizing wheel.

9. the traction device of printing machine according to claim 1, which is characterized in that the traction device of the printing machine also has There are spring lock block, mounting blocks, compressed spring, the spring lock block runs through the mounting blocks, and the bottom of the spring lock block abuts In the end of the compressed spring, the other end of the compressed spring is connected to the rotation briquetting.

10. the traction device of printing machine according to claim 9, which is characterized in that the spring lock block and the installation Block is threadedly engaged.