CN220447428U

CN220447428U - Tensioning degree adjusting mechanism of six-color flexible relief printing machine

Info

Publication number: CN220447428U
Application number: CN202322195720.5U
Authority: CN
Inventors: 傅国华; 陈剑飞; 朱玲; 张丽芬; 苏亚贵
Original assignee: Xiamen Fuya Industry And Trade Co ltd
Current assignee: Xiamen Fuya Industry And Trade Co ltd
Priority date: 2023-08-16
Filing date: 2023-08-16
Publication date: 2024-02-06
Anticipated expiration: 2033-08-16

Abstract

The utility model belongs to the field of tension adjustment of printing machines, in particular to a tension adjustment mechanism of a six-color flexible letterpress printing machine, which comprises a six-color flexible letterpress printing machine frame, wherein the outer end of the six-color flexible letterpress printing machine frame is provided with a groove, the inner wall of the groove is provided with a guide groove, the inside of the groove is movably connected with a guide wheel, the outer end of the guide wheel is fixedly connected with a tensioning roller, and the outer end of the tensioning roller is fixedly connected with a gear; through rack and pinion's structural design, realized when adjusting the rate of tension of stock, only need adjust the pull roll one with the interval of tensioning roller can, therefore only need rotate under the exogenic action the guide pulley can to drive the gear rotation, and then drive the gear along rack up-and-down motion, thereby drive the tensioning roller and go up and down, adjust the rate of tension of stock, the operation is very simple, the guide pulley can be along the guide slot activity, thereby can guarantee the smooth and easy function of tensioning roller when going up and down.

Description

Tensioning degree adjusting mechanism of six-color flexible relief printing machine

Technical Field

The utility model relates to the field of tension adjustment of printing machines, in particular to a tension adjustment mechanism of a six-color flexible relief printing machine.

Background

A six-color flexographic printing machine is a printing apparatus for printing characters and images, and in order to secure the printing effect, it is necessary to adjust the tension of a printing material by a tension adjusting mechanism.

Chinese application number: in the patent of CN202020947439.6, a flexographic printing machine convenient to adjust is disclosed, rotate the pivoted plate, the pivoted plate drives the axis of rotation and removes, and the axis of rotation drives the regulating wheel and removes, and the regulating wheel is to the printing stock tensioning to adjust the elasticity of printing stock, after adjusting, screw up fastening screw again, fastening screw is fixed again to the pivoted plate, accomplishes the regulation to printing stock elasticity, and this device easy operation is convenient, the effectual convenience of improving printing stock elasticity and adjusting.

However, when the tightness of the flexographic printing machine is adjusted, the operations of rotating the rotating plate, screwing the screw rod and the like are required, the steps are complicated, the operation is not simple and convenient, and in the printing process, if the rotating plate, the screw rod and other parts are rotated back and forth, the printing effect and quality can be affected; therefore, a tension adjusting mechanism of a six-color flexographic printing machine is proposed to solve the above-mentioned problems.

Disclosure of Invention

In order to make up for the defects of the prior art, when the tension of the flexographic printing machine is adjusted, the operations such as rotating a rotating plate, screwing a screw rod and the like are needed, the steps are complicated, the operation is not simple and convenient enough, and in the printing process, if the rotating plate, the screw rod and the like are rotated back and forth, the problem of influence on the printing effect and quality is possibly caused.

The technical scheme adopted for solving the technical problems is as follows: the utility model provides a tensioning degree adjustment mechanism of six-color flexible letterpress, includes six-color flexible letterpress frame, the outer end of six-color flexible letterpress frame is seted up flutedly, the guide slot has been seted up to the inner wall of recess, the inside swing joint of recess has the guide pulley, the outer end fixedly connected with tensioning roller of guide pulley, the outer end fixedly connected with gear of tensioning roller, the inner wall fixedly connected with rack of recess, the gear meshes with the rack, the go-between has been cup jointed to the outer end of tensioning roller, the lower extreme fixedly connected with connecting rod of connecting ring, the lower extreme fixedly connected with of connecting rod places the board, the balancing weight has been placed to the upper end of placing the board, the adaptation groove has been seted up to the outer end of balancing weight.

Preferably, the outer end of the six-color flexible letterpress printing machine frame is fixedly connected with a first traction roller, the upper end of the six-color flexible letterpress printing machine frame is fixedly connected with a support frame, the inner wall of the support frame is fixedly connected with a second traction roller, the outer end of the support frame is in threaded connection with a fixing bolt, and the fixing bolt penetrates through the support frame and is in threaded connection with the second traction roller.

Preferably, the outer end of the first traction roller is wound with an object to be printed, and the object to be printed is wound on the outer end of the tensioning roller.

Preferably, the grooves are symmetrically distributed, the guide grooves are symmetrically distributed, the gears are symmetrically distributed, and the racks are symmetrically distributed.

Preferably, the guide wheel extends to the inside of the guide groove, and the guide wheel is movably connected with the guide groove.

Preferably, the adapting groove is adapted to the connecting rod, and the connecting rod penetrates through the balancing weight.

Preferably, the number of the balancing weights is a plurality of, and the balancing weights are symmetrically distributed.

The utility model has the advantages that:

1. according to the utility model, through the structural design of the gear rack, when the tension of a printing stock is regulated, only the distance between the first traction roller and the tensioning roller is required to be regulated, so that only the guide wheel is required to be rotated under the action of external force, the gear is driven to rotate, and then the gear is driven to move up and down along the rack, so that the tensioning roller is driven to lift, the tension of the printing stock is regulated, the operation is very simple, the guide wheel can move along the guide groove, the smooth function of the tensioning roller during lifting can be ensured, and the problems that the operation such as rotating plate rotation, screw tightening and the like is required to be operated in the regulation of the tension of the flexographic printing machine in the above patent are complicated, and the operation is not simple;

2. according to the utility model, through the structural design of the balancing weights, the problem that the printing effect and quality can be influenced if parts such as the rotating plate, the screw rod and the like are rotated back and forth in the printing process is solved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic perspective view of a rack according to the present utility model;

FIG. 3 is a schematic perspective view of a counterweight according to the utility model;

fig. 4 is a schematic perspective view of a pull roll according to the present utility model.

In the figure: 1. a six-color flexographic printing press frame; 201. a groove; 202. a guide groove; 203. a guide wheel; 204. a tension roller; 205. a gear; 206. a rack; 207. a connecting ring; 208. a connecting rod; 209. placing a plate; 210. balancing weight; 211. an adaptation groove; 301. a first traction roller; 302. a support frame; 303. a traction roller II; 304. a fixing bolt; 305. and (5) the object to be printed.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The present application is described in further detail below in conjunction with figures 1-4,

the embodiment of the application discloses a tensioning degree adjusting mechanism of a six-color flexible relief printing machine. Referring to fig. 1-4, a tensioning degree adjustment mechanism of a six-color flexible letterpress printing machine comprises a six-color flexible letterpress printing machine frame 1, a groove 201 is formed in the outer end of the six-color flexible letterpress printing machine frame 1, a guide groove 202 is formed in the inner wall of the groove 201, a guide wheel 203 is movably connected to the inner side of the groove 201, a tensioning roller 204 is fixedly connected to the outer end of the guide wheel 203, a gear 205 is fixedly connected to the outer end of the tensioning roller 204, a rack 206 is fixedly connected to the inner wall of the groove 201, the gear 205 is meshed with the rack 206, a connecting ring 207 is sleeved at the outer end of the tensioning roller 204, a connecting rod 208 is fixedly connected to the lower end of the connecting ring 207, a placing plate 209 is placed at the upper end of the placing plate 209, an adaptive groove 211 is formed in the outer end of the placing plate 210, and only the distance between the first 301 and the tensioning roller 204 needs to be adjusted when the tensioning degree of a printing object is adjusted, and therefore the gear 205 is driven to rotate only under the action of the tensioning roller 204, the gear 205 is driven to move up and down along the rack 206, the tensioning roller 204 is driven to move up and down, the tensioning roller 204 is driven to move up and down, the tensioning object is driven to move down, and the tensioning object can be easily, and the quality can be placed under the action of the tensioning plate can be easily when the tensioning plate is placed on the tensioning plate is just needed to be placed under the tensioning plate, and the tensioning plate is just easy.

Referring to fig. 1 and 4, a first traction roller 301 is fixedly connected to the outer end of the six-color flexographic printing machine frame 1, a support frame 302 is fixedly connected to the upper end of the six-color flexographic printing machine frame 1, a second traction roller 303 is fixedly connected to the inner wall of the support frame 302, a fixing bolt 304 is connected to the outer end of the support frame 302 in a threaded manner, the fixing bolt 304 penetrates through the support frame 302 and is connected with the second traction roller 303 in a threaded manner, an object 305 to be printed is wound on the outer end of the first traction roller 301, the object 305 to be printed is wound on the outer end of the tension roller 204, the first traction roller 301 can play a role in traction and guiding the object to be printed, and the tension of the object to be printed can be conveniently adjusted by the tension roller 204 in cooperation with the first traction roller 301 and the second traction roller 303.

Referring to fig. 1-3, the grooves 201 are symmetrically distributed, the guide grooves 202 are symmetrically distributed, the gears 205 are symmetrically distributed, the racks 206 are symmetrically distributed, the guide wheels 203 extend to the inside of the guide grooves 202, the guide wheels 203 are movably connected with the guide grooves 202, the adapting grooves 211 are adapted to the connecting rods 208, the connecting rods 208 penetrate through the balancing weights 210, the balancing weights 210 are several, the balancing weights 210 are symmetrically distributed, the adapting grooves 211 formed in the balancing weights 210 can conveniently sleeve the balancing weights 210 at the outer ends of the connecting rods 208, so that one or more balancing weights 210 can be conveniently stacked and placed on the placing plate 209, and the tightness of printing materials can be conveniently adjusted.

Working principle: when adjusting the rate of tension of printing stock, only need adjust pull roll one 301 with the interval of tensioning roller 204 can, therefore only need rotate guide pulley 203 under the exogenic action can, thereby drive gear 205 rotates, and then drive gear 205 along rack 206 up-and-down motion, thereby drive tensioning roller 204 and go up and down, adjust the rate of tension of printing stock, the operation is very simple, guide pulley 203 can move along guide slot 202, thereby can guarantee the smoothness of tensioning roller 204 when going up and down, and in the printing process, if need adjust the rate of tension of printing stock, only need place balancing weight 210 of same weight on placing board 209 of both sides, can let tensioning roller 204 exert the tensioning force to printing stock under the gravity effect of balancing weight 210.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims

1. A tensioning degree adjusting mechanism of a six-color flexible relief printing machine, which is characterized in that: including six flexible letterpress printing machine frame (1), recess (201) have been seted up to the outer end of six flexible letterpress printing machine frame (1), guide slot (202) have been seted up to the inner wall of recess (201), inside swing joint of recess (201) has guide pulley (203), the outer end fixedly connected with tensioning roller (204) of guide pulley (203), the outer end fixedly connected with gear (205) of tensioning roller (204), the inner wall fixedly connected with rack (206) of recess (201), gear (205) and rack (206) mesh, go-between (207) have been cup jointed to the outer end of tensioning roller (204), the lower extreme fixedly connected with connecting rod (208) of connecting ring (207), the lower extreme fixedly connected with of connecting rod (208) places board (209), balancing weight (210) have been placed to the upper end of placing board (209), adaptation groove (211) have been seted up to the outer end of balancing weight (210).

2. The tension adjusting mechanism of a six color flexographic printing machine according to claim 1, wherein: the outer end fixedly connected with pull roll (301) of six-color flexible letterpress printing machine frame (1), the upper end fixedly connected with support frame (302) of six-color flexible letterpress printing machine frame (1), the inner wall fixedly connected with pull roll (303) of support frame (302), the outer end threaded connection of support frame (302) has fixing bolt (304), fixing bolt (304) run through support frame (302) and with pull roll (303) threaded connection.

3. The tension adjusting mechanism of a six color flexographic printing machine according to claim 2, wherein: the outer end of the first traction roller (301) is wound with an object to be printed (305), and the object to be printed (305) is wound on the outer end of the tensioning roller (204).

4. The tension adjusting mechanism of a six color flexographic printing machine according to claim 1, wherein: the grooves (201) are symmetrically distributed, the guide grooves (202) are symmetrically distributed, the gears (205) are symmetrically distributed, and the racks (206) are symmetrically distributed.

5. The tension adjusting mechanism of a six color flexographic printing machine according to claim 1, wherein: the guide wheel (203) extends to the inside of the guide groove (202), and the guide wheel (203) is movably connected with the guide groove (202).

6. The tension adjusting mechanism of a six color flexographic printing machine according to claim 1, wherein: the adaptation groove (211) is matched with the connecting rod (208), and the connecting rod (208) penetrates through the balancing weight (210).

7. The tension adjusting mechanism of a six color flexographic printing machine according to claim 1, wherein: the number of the balancing weights (210) is a plurality, and the balancing weights (210) are symmetrically distributed.