CN214399152U - Automatic receiving mechanism of printing machine - Google Patents

Abstract

The utility model discloses an automatic material receiving mechanism of a printing machine, which comprises a material changing frame, a material receiving mechanism, a compression roller component, a cutter component, a lifting component and a lifting frame, wherein the material changing frame is also provided with a guide wheel; the compression roller assembly comprises a compression roller, a first cylinder and a V-shaped frame, the top end of the V-shaped frame can be rotatably positioned on the lifting frame, and the other two opening ends of the V-shaped frame are respectively and rotatably and fixedly connected with the compression roller and a piston of the first cylinder; the cutting knife assembly comprises a cutting knife part, a cutting knife frame and a second air cylinder, the cutting knife part is parallel to a straight line where the axis of the material changing frame is located, the cutting knife part is fixedly arranged on the cutting knife frame, the center of the cutting knife frame can be rotatably positioned on the lifting frame, and one end of the cutting knife frame, away from the cutting knife part, is rotatably fixedly connected with a piston of the second air cylinder; the method is characterized in that: the cut-off knife portion includes the cut-off knife, has seted up the cut-off knife mounting groove on the cutting off knife rest, and the width of cut-off knife mounting groove is greater than the thickness of cut-off knife, and the cut-off knife holding is in the mounting groove, and a wedge is by behind the cut-off knife one side embedding storage tank, with the crowded tight in the storage tank of cut-off knife.

Description

Automatic receiving mechanism of printing machine

Technical Field

The utility model belongs to the technical field of the printing machine, specifically speaking relates to an automatic receiving mechanism of printing machine.

Background

The coating machine that uses at present does not have "automatic receiving mechanism" unit to lead to when connecing the material at every turn, can only rely on "reduce speed" or "shut down" just can accomplish the manual work and connect the material, reduce speed "or" shut down "not only delay the production time, still can cause the influence to coating thickness and product quality, will produce a large amount of defective products like this, great waste cost reduces production efficiency.

An automatic material receiving mechanism with application number 201110031731.9 comprises a material changing frame, a roller seat, a cutter frame and a power control device, wherein the material changing frame comprises an underframe and two rotating discs which are parallel and equal in height and are arranged on the underframe at intervals, and the power control device can rightly drive and control the rotation and the stop of the two rotating discs; two pairs of brackets are arranged, two supports of each pair of brackets are respectively symmetrically arranged on the peripheries of the two turntables, the roller rolled with the material can be just detachably fixed on any pair of brackets, and a guide wheel is respectively arranged on the periphery of each turntable and between the two brackets; the press roller seat is provided with a press roller, and the power control device can just drive the press roller to be close to or far away from the material on the roller; the cutting knife rest is parallel to the straight line of the axes of the two turntables, a cutting knife is detachably arranged on the cutting knife rest, and the power control device can just control the cutting knife rest to be close to and far away from the materials on the roller. The automatic material receiving mechanism can receive materials under the condition of not stopping or reducing the speed of the coating machine, is convenient and quick, has high efficiency and is smooth in joint; although it has solved the problem of connecing the material, it has the cut-off knife installation to dismantle the inconvenient problem of change.

Disclosure of Invention

The utility model aims at providing an automatic receiving mechanism of printing machine, it is anticipated to solve the technical problem who exists in the background art.

In order to solve the technical problem, the purpose of the utility model is to realize like this:

an automatic material receiving mechanism of a printing machine comprises a material changing frame, a material receiving mechanism, a compression roller assembly, a cutter assembly, a lifting assembly and a lifting frame, wherein the material changing frame is also provided with a guide wheel; the compression roller assembly comprises a compression roller, a first cylinder and a V-shaped frame, the top end of the V-shaped frame can be rotatably positioned on the lifting frame, and the other two opening ends of the V-shaped frame are respectively and rotatably and fixedly connected with the compression roller and a piston of the first cylinder; the cutting knife assembly comprises a cutting knife part, a cutting knife frame and a second air cylinder, the straight line where the cutting knife part and the axis of the material changing frame are located is parallel, the cutting knife part is fixedly arranged on the cutting knife frame, the center of the cutting knife frame can be rotatably positioned on the lifting frame, and one end, far away from the cutting knife part, of the cutting knife frame is rotatably and fixedly connected with a piston of the second air cylinder; the method is characterized in that: the cutting knife part comprises a cutting knife, a cutting knife mounting groove is formed in the cutting knife rest, the width of the cutting knife mounting groove is larger than the thickness of the cutting knife, the cutting knife is contained in the mounting groove, and a wedge block is tightly extruded in the mounting groove after being embedded into the mounting groove from one side of the cutting knife.

On the basis of the above scheme and as a preferable scheme of the scheme: the wedge-shaped block is arranged in the accommodating groove, and the wedge-shaped block is connected with the accommodating groove in a threaded mode.

On the basis of the above scheme and as a preferable scheme of the scheme: the cutting knife rack is characterized by further comprising a guide roller, wherein the guide roller is rotatably arranged on the lifting frame, the axis of the guide roller is parallel to the cutting knife rack, and the axis of the guide roller coincides with the rotary axis of the cutting knife rack.

On the basis of the above scheme and as a preferable scheme of the scheme: and a plurality of teeth are arranged on the cutter.

On the basis of the above scheme and as a preferable scheme of the scheme: the material changing frame comprises two turntables, a driving mechanism and a bracket, the two turntables are parallel and equal in height and are arranged on the bracket at intervals, and the driving mechanism can drive and control the rotation and the stop of the two turntables; two pairs of supports are arranged between the two turntables, wherein two supports of each pair of supports are respectively symmetrically arranged on the peripheries of the two turntables, and the roller rolled with the material can be just detachably fixed on any pair of supports.

Compared with the prior art, the utility model outstanding and profitable technological effect is: on one hand, the material receiving problem of printing stocks of the printing machine can be realized; on the other hand, the cutter is very convenient to replace after being worn.

Drawings

FIG. 1 is a schematic view of the overall structure of the working state of the present invention;

fig. 2 is a schematic view of the overall structure of the utility model in a retracted state;

FIG. 3 is a schematic structural view of a receiving mechanism;

FIG. 4 is a schematic view of a cutter mounting structure;

fig. 5 is another angle schematic view of the cutter mounting structure.

Detailed Description

In order to make the purpose, technical solutions and advantages of the present application clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all the embodiments. All other embodiments obtained by a person skilled in the art without making any inventive step, based on the given embodiments, fall within the scope of protection of the present application.

In the description of the present application, it is to be understood that the terms "upper", "lower", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.

In the description of the present application, the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated.

An automatic material receiving mechanism of a printing machine comprises a material changing frame 200, a material receiving mechanism 300, a press roller assembly 330, a cutter assembly 340, a lifting assembly 310 and a lifting frame 320, wherein one end of the lifting frame 320 is hinged to a wall plate 100, and the material changing frame 200 is further provided with a guide wheel 230; the press roll assembly 330 comprises a press roll 331, a first air cylinder 332 and a V-shaped frame 333, wherein the top end of the V-shaped frame 333 is rotatably positioned on the lifting frame 320, and the other two open ends are respectively and rotatably and fixedly connected with the press roll 331 and the piston of the first air cylinder 332; the cutting knife assembly 340 comprises a cutting knife part 341, a cutting knife frame 344 and a second cylinder 342, the straight line where the cutting knife part 341 and the axis of the material changing frame 200 are located is parallel, the cutting knife part 341 is fixedly arranged on the cutting knife frame 344, the center of the cutting knife frame 344 can be rotatably positioned on the lifting frame 320, and one end of the cutting knife frame 344, far away from the cutting knife part 341, is rotatably fixedly connected with the piston of the second cylinder 342; the cutter portion 341 includes a cutter 3411, the cutter holder 344 is provided with a cutter mounting groove 3441, the width of the cutter mounting groove 3441 is greater than the thickness of the cutter 3411, the cutter 3411 is accommodated in the cutting mounting groove 3441, and a wedge block 345 is inserted into the cutting mounting groove 3441 from one side of the cutter 3411 and then the cutter 3411 is tightly squeezed in the cutting mounting groove 3411.

A compression screw 346 is further included, the compression screw 346 is threadedly connected to the cutter holder 344, and after the compression screw 346 is tightened, the compression screw 346 contacts an end of the wedge block 345 away from the receiving groove 3411.

The cutting device further comprises a guide roller 343, the guide roller 343 is rotatably arranged on the lifting frame 320, the axis of the guide roller 343 is parallel to the cutter frame 344, and the axis of the guide roller 343 coincides with the rotation axis of the cutter frame 344.

The material changing frame 200 comprises two rotating discs 210, a driving mechanism and a bracket, wherein the two rotating discs are parallel and equal in height and are arranged on the bracket at intervals, and the driving mechanism can drive and control the rotation and the stop of the two rotating discs; two pairs of brackets are arranged between the two turntables 210, wherein two brackets of each pair of brackets are respectively and symmetrically arranged on the peripheries of the two turntables, and the roller 230 on which the material 400 is rolled can be just detachably fixed on any pair of brackets.

When the material on the printing machine is about to run out, namely a small amount of tailing 220 is left, the material which is fully rolled, namely the rolling material 230, is arranged on the other pair of supports of the two turntables, as shown in figure 1; the two turntables are driven by the driving mechanism to rotate 180 degrees anticlockwise, the unreeling distance of the material 400 is lengthened, one side surface is pressed on the surface of the pressing roller 331, and the other side surface is pressed on and bypasses the guide wheel 230; then, starting a power control device to enable the press roller to approach the roll material 230 until the press roller 331 presses the roll material 230; thus, the roll material 230 and the tail material are bonded together by the pressure of the pressure roller 331 (it should be noted that a double-sided tape needs to be adhered to the roll material 230 in advance), and then the driving mechanism is started to move the cutter frame to the bonded roll material and tail material; cutting off the material by a cutter and resetting; then the compression roller is reset; finally, the newly connected roll material 230 normally runs on the printing machine, and the lifting assembly 310 drives the lifting frame 320 to return to the initial state, as shown in fig. 2, thereby completing the material receiving process, and achieving the purpose of material changing.

The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, 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 (5)

1. An automatic material receiving mechanism of a printing machine comprises a material changing frame (200), a material receiving mechanism (300), a pressing roller assembly (330), a cutter assembly (340), a lifting assembly (310) and a lifting frame (320), wherein the material changing frame (200) is further provided with a guide wheel (230); the compression roller assembly (330) comprises a compression roller (331), a first air cylinder (332) and a V-shaped frame (333), the top end of the V-shaped frame (333) is rotatably positioned on the lifting frame (320), and the other two open ends of the V-shaped frame are respectively and rotatably fixedly connected with the compression roller (331) and the piston of the first air cylinder (332); the cutter assembly (340) comprises a cutter part (341), a cutter frame (344) and a second cylinder (342), the cutter part (341) is parallel to the straight line where the axis of the material changing frame (200) is located, the cutter part (341) is fixedly arranged on the cutter frame (344), the center of the cutter frame (344) can be rotatably positioned on the lifting frame (320), and one end, far away from the cutter part (341), of the cutter frame (344) is rotatably fixedly connected with a piston of the second cylinder (342); the method is characterized in that: the cutter part (341) comprises a cutter (3411), a cutter mounting groove (3441) is formed in the cutter holder (344), the width of the cutter mounting groove (3441) is larger than the thickness of the cutter (3411), the cutter (3411) is accommodated in the mounting groove (3441), and a wedge block (345) is embedded into the mounting groove (3441) from one side of the cutter (3411) to squeeze the cutter (3411) into the mounting groove (3441).

2. The automatic receiving mechanism of the printing machine according to claim 1, characterized in that: the clamping device further comprises a compression screw (346), the compression screw (346) is in threaded connection with the cutting tool holder (344), and after the compression screw (346) is screwed, the compression screw (346) is in contact with one end, away from the installation groove (3441), of the wedge block (345).

3. The automatic receiving mechanism of the printing machine according to claim 1, characterized in that: the cutting device further comprises a guide roller (343), the guide roller (343) is rotatably arranged on the lifting frame (320), the axis of the guide roller (343) is parallel to the cutting knife rest (344), and the axis of the guide roller (343) is coincident with the rotation axis of the cutting knife rest (344).

4. The automatic receiving mechanism of the printing machine according to claim 1, characterized in that: and a plurality of teeth are arranged on the cutter.

5. The automatic receiving mechanism of the printing machine according to claim 1, characterized in that: the material changing frame (200) comprises two rotating discs (210), a driving mechanism and a support, wherein the two rotating discs are parallel and equal in height and are arranged on the support at intervals, and the driving mechanism can drive and control the rotation and the stop of the two rotating discs; two pairs of supports are arranged between the two turntables (210), wherein two supports of each pair of supports are respectively symmetrically arranged on the peripheries of the two turntables, and the roller rolled with the material (400) can be just detachably fixed on any pair of supports.

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