CN219966859U - Automatic welding device for plate roller - Google Patents

Abstract

The utility model provides an automatic welding device, includes two translation devices of symmetry, translation device includes translation frame, drive structure, translation device is still including setting up motor on the translation frame, with the rotating turret that the motor is connected, set up mount on the rotating turret rear end, set up cylinder structure on the rotating turret, set up the stifled piece mount on the rotating turret front end, and sliding connection are in on the mount and be in two roller mounts that are close to relatively/keep away from under the cylinder structure drive. The utility model realizes an automatic welding mode of coaxially and synchronously rotating the plate roller and the blocking piece by arranging the motor, the rotating frame, the fixing frame, the cylinder structure, the blocking piece fixing frame and the roller fixing frame, and has the advantages of high working efficiency, high yield and low maintenance cost.

Description

Automatic welding device for plate roller

Technical Field

The utility model belongs to the technical field of plate roller processing of printing plate making, and particularly relates to an automatic plate roller welding device.

Background

Intaglio printing, which is indispensable to society as a conventional printing industry, prints out various patterns, and thus, various pattern rolls are required. The existing plate roller is manufactured through welding, the existing welding mode is that after the roller and the round blocking piece are pressed by manpower, the pressed workpiece is placed on special welding equipment by manpower to be welded, labor intensity is high, and coaxiality of the roller and the blocking piece is poor after welding, so that the forming effect of the welding assembly is poor.

The application publication number CN112894069a discloses a plate roller automatic welding machine, comprising: the welding gun comprises a lathe bed device, a V clamp device, a welding gun adjusting device and a tailstock device; the method is characterized in that: the V-shaped clamp device and the tailstock device are respectively and symmetrically two and are connected to the lathe bed device through guide rail sliding blocks; the two welding gun adjusting devices are respectively fixed on the two tailstock devices through bolts; the V-clamp device comprises a detection module, a servo motor, a V-shaped bracket, a roller mechanism and a U-shaped movable frame; the welding gun adjusting device comprises a welding gun of an electric welding machine, an X-axis manual adjustment module, a Z-axis moving module, a rotating mechanism and a Y-axis rotary clamping block; the tailstock device include: clamping jaw, conducting strip, copper ring, centre gripping cylinder, carbon brush part, pedestal, main shaft rotary mechanism.

The working principle of the device comprises: the V-shaped clamp device is opened through the driving module, the clamping jaw is opened through the clamping cylinder on the tailstock device, the V-shaped clamp device and the tailstock device are translated through the ball screw, then the roller is manually placed on the V-shaped clamp device, the blocking piece is placed on the clamping jaw, the V-shaped clamp device is closed by the driving module to clamp the roller, the tailstock device is pulled to jack the blocking piece into the inner hole of the plate roller, welding is carried out by using the welding gun adjusting device, the tailstock device drives the blocking piece to rotate so as to drive the whole plate roller to rotate, and then the whole welding is completed.

But this device also has the following problems: firstly, the whole plate roller is driven to rotate through a tailstock device, when the plate roller starts to rotate, the welding area of the joint of the blocking piece and the plate roller is small, the blocking piece rotates to easily lead the welding part to twist so as to reduce the strength and even break, and the phenomenon of dislocation reworking frequently occurs; secondly, the repeated flow of welding, waiting for cooling, rotating angle and welding is needed during welding, the tailstock device needs to be started and stopped frequently, and the waiting time is too long.

Disclosure of Invention

Aiming at the problems, the utility model aims to provide an automatic plate roller welding device which realizes an automatic welding mode of coaxially and synchronously rotating a plate roller and a blocking piece by arranging a motor, a rotating frame, a fixing frame, a cylinder structure, a blocking piece fixing frame and a roller fixing frame and has the advantages of high working efficiency, high yield and low maintenance cost.

In order to achieve the above object, the technical scheme of the present utility model is as follows:

the utility model provides a version roller automatic welder, includes two translation devices of symmetry, translation device includes translation frame, drive structure, translation device is still including setting up motor on the translation frame, with the rotating turret that the motor is connected, set up mount on the rotating turret rear end, set up cylinder structure on the rotating turret, set up plug mount on the rotating turret front end, and sliding connection are in on the mount and be in two roller mounts that are close to relatively/keep away from under the cylinder structure drive.

As a further preferred aspect of the present utility model, the fixing frame includes a first cross frame provided on the rotating frame, a column provided on an end of the first cross frame, and a rail provided on a side end of the column; the roller fixing frame comprises a frame body, an extension plate arranged at the rear end of the frame body, and a U-shaped plate arranged at the side end of the extension plate and sleeved with the track.

As a further preferred aspect of the present utility model, the roller fixing frame further includes a fixing plate provided on a front end of the frame body, and a rack provided on the fixing plate and extending toward a middle portion of the rotating frame; a transmission structure is connected between the two racks on the two roller fixing frames and is used for enabling the two racks to move oppositely along the vertical direction.

As a further preferred aspect of the present utility model, the transmission structure includes a first fixed shaft provided on the upright, and a gear installed on the first fixed shaft; the midpoint of the vertical connecting line of the first fixed shaft and the two frame bodies is positioned on the same horizontal line, and two ends of the gear are respectively meshed with the two racks.

As a further preferred aspect of the present utility model, the cylinder structure includes a cylinder connected to the frame and driving the frame to reciprocate in a vertical direction.

As a further preferable aspect of the present utility model, the stopper fixing frame includes a third cross frame provided on the rotating frame, a second fixed shaft provided on the cross frame, a stand rotatably connected to the second fixed shaft, and a jaw structure provided at an end of the stand and for mounting a stopper.

As a further preferred aspect of the present utility model, the jaw structure includes a fixing post provided on the stand and facing the stand body, a screw thread section provided on the fixing post, and an internal screw thread ring provided on the fixing post and screw-coupled with the screw thread section.

As a further preferable aspect of the present utility model, the outer ring surface of the internally threaded ring is provided with a resistance increasing layer.

As a further preferable aspect of the present utility model, when the stand drives the clamping jaw structure to be located at the highest point, the fixing column and the midpoint of the vertical connection line of the two stand bodies are located on the same horizontal line.

As a further preferred aspect of the present utility model, the external diameter of the internal thread ring or the external diameter of the resistance increasing layer is set to be different in size so as to fix the plugging pieces with different internal hole sizes.

In summary, the utility model has the following beneficial effects:

the utility model realizes the welding mode of the fixed point of the welding device by coaxially and synchronously rotating the plate roller and the blocking piece, and has the advantages that compared with the prior device: firstly, in the initial stage of welding, the plate roller and the blocking piece are kept relatively still all the time, so that no torsion or very small torsion of welding is ensured, and the situation of fracture at the welding position is avoided; secondly, in the whole welding process, the motor can always rotate at a constant speed, frequent start and stop are not needed, welding cooling is not needed, the working efficiency is improved, the loss is reduced, and the maintenance cost is reduced.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic side view of a portion of the present utility model.

FIG. 3 is a top view of two roller mounts of the present utility model.

Fig. 4 is a schematic view of the location of the present utility model.

Fig. 5 is a partial top view schematic of the present utility model.

Fig. 6 is a schematic structural view of the clamping jaw structure of the utility model.

Description of the drawings: a translation frame 11, a welding device 12,

A motor 1, a rotating frame 2, a fixing frame 3, a cylinder structure 4, a plugging piece fixing frame 5, a roller fixing frame 6,

A first cross frame 301, a column 302, a track 303,

A second cross frame 401, a cylinder 402,

A third transverse frame 501, a second fixed shaft 502, a vertical frame 503, a fixed column 504, a threaded section 505, an internal threaded ring 506, a resistance increasing layer 507,

The rack body 601, the extension plate 602, the U-shaped plate 603, the fixed plate 604, the rack 605, the first fixed shaft 606, the gear 607 and the guide block 608.

Detailed Description

The utility model provides an automatic plate roller welding device, which mainly aims at the problems that in the existing plate roller welding device, a rotating power source is arranged on a blocking piece mounting device, and then: a. in the initial stage of welding, the torsion fracture of the welding part caused by rotation is a problem; b. in the whole welding process, the problem that a rotating power source is required to be frequently started and stopped and the intermediate cooling time is too long is solved.

Example 1

As shown in fig. 1, the automatic welding device for plate rollers provided in this embodiment includes two symmetrical translation devices, each translation device includes a translation frame 11 and a driving structure, each translation device further includes a motor 1 disposed on the translation frame 11, a rotating frame 2 connected with the motor 1, a fixing frame 3 disposed on the rear end of the rotating frame 2, a cylinder structure 4 disposed on the rotating frame 2, a blocking piece fixing frame 5 disposed on the front end of the rotating frame 2, and two roller fixing frames 6 slidably connected on the fixing frame 3 and relatively close to/far away from each other under the driving of the cylinder structure 4. The front end and the rear end are defined as the rear end along the translation direction of the translation frame 11, and the direction close to the middle point is the front end.

As shown in fig. 2 and 3, the fixing frame 3 includes a first cross frame 301 provided on the rotating frame 2, a column 302 provided on an end of the first cross frame 301, and a rail 303 provided on a side end of the column 302; the cylinder structure 4 comprises a second transverse frame 401 connected with the rotating frame 2 and a cylinder 402 connected with the frame body 601 and driving the frame body 601 to reciprocate in the vertical direction; the plugging sheet fixing frame 5 comprises a third transverse frame 501 arranged on the rotating frame 2, a second fixing shaft 502 arranged on the transverse frame 501, a vertical frame 503 rotatably connected to the second fixing shaft 502, and a clamping jaw structure arranged at the end part of the vertical frame 503 and used for installing plugging sheets. The roller fixing frame 6 comprises a frame body 601, an extension plate 602 arranged at the rear end of the frame body 601, and a U-shaped plate 603 arranged at the side end of the extension plate 602 and sleeved with the track 303.

Besides, a welding device 12 is further disposed at the side end of the translation frame 11, a welding gun of the welding device 12 is disposed between the clamping jaw structure and the frame body 601, and the specific structure of the welding gun adjusting device can refer to a welding gun adjusting device disclosed in the document with the application publication number of CN112894069A, so that the welding gun can be adjusted in the three-dimensional direction, and therefore, the welding gun is suitable for plate rollers with different diameters.

The driving structure is used for driving the two translation frames 11 to approach to/separate from each other so as to be suitable for printing rollers with different lengths, and the driving structure, the motor 1 and the cylinder structure 4 can be controlled in real time by giving instructions through corresponding programs under manual/programming control.

The working principle of the automatic plate roller welding device provided by the embodiment is as follows:

the distance between the two translation devices is adjusted according to the length of the plate roller, the distance between the two frame bodies 601 is adjusted by the cylinder structure 4 according to the diameter of the plate roller, the welding device 12 is adjusted to an initial position for standby, and the blocking piece fixing frame 5 rotates downwards so that the clamping jaw structure can fix the blocking piece position;

placing two ends of a plate roller on two frame bodies 601 respectively, then enabling a cylinder structure 4 to synchronously adjust the distance between the two frame bodies 601 until the plate roller is clamped, rotating a blocking piece fixing frame 5 upwards until the blocking piece fixing frame is vertical, enabling the center of a blocking piece to be exactly positioned on the same horizontal line with the center of the plate roller, adjusting the position of a welding device 12, and then starting welding;

when the welding starts, the starting motor 1 drives the rotating frame 2 to rotate, and then drives the whole plate roller and the blocking piece to synchronously rotate, and the rotating angular speed and the linear speed can be adjusted according to actual conditions, but the inconvenience of the speed when the same plate roller is welded is ensured.

After the welding is finished, the cylinder structure 4 is used for adjusting the two frame bodies 601 to unlock the plate roller, the welding device 12 and the blocking piece fixing frame 5 are restored to the initial state, and finally the plate roller is moved.

The device realizes the welding mode of the fixed point of the welding device by coaxially and synchronously rotating the plate roller and the blocking piece, and compared with the prior device, the device has the advantages that: firstly, in the initial stage of welding, the plate roller and the blocking piece are kept relatively still all the time, so that no torsion or very small torsion of welding is ensured, and the situation of fracture at the welding position is avoided; secondly, in the whole welding process, the motor 1 can always keep uniform speed selection, frequent start and stop are not needed, welding cooling is not needed to be waited, the working efficiency is improved, the loss is reduced, and the maintenance cost is reduced.

Example 2

As shown in fig. 3 to fig. 6, the present embodiment performs a partial structure adjustment based on embodiment 1, and specifically includes: the roller fixing frame 6 further comprises a fixing plate 604 arranged on the front end of the frame body 601 and a rack 605 arranged on the fixing plate 604 and extending towards the middle of the rotating frame 2, the frame body 601 is provided with a guide block 608 for enabling the rack 605 on the other frame body to pass through, and the guide block 608 and the fixing plate 604 are used for strengthening the structural strength of the rack 605; a transmission structure is connected between the two racks 605 on the two roller fixing frames 6, and the transmission structure is used for enabling the two racks 605 to move oppositely along the vertical direction. The transmission structure generally comprises gears, and the number of the gears can be one or more, so as to realize the function of opposite movement of the two racks 605 along the vertical direction.

The transmission structure realized by a gear mode is specifically exemplified in the embodiment, and comprises a first fixed shaft 606 arranged on the upright post 302 and a gear 607 arranged on the first fixed shaft 606; the first fixing shaft 606 and the two frame bodies 601 are vertically connected, the midpoints of the two vertical connecting lines are positioned on the same horizontal line, and two ends of the gear 607 are respectively meshed with the two racks 605.

The clamping jaw structure comprises a fixed column 504 arranged on the vertical frame 503 and facing the frame body 601, a threaded section 505 arranged on the fixed column 504, and an internal threaded ring 506 arranged on the fixed column 504 and in threaded connection with the threaded section 505. In this embodiment, the inner threaded ring 506 is firstly used to facilitate the adjustment of the position of the threaded section 505, and secondly used to tighten the inner hole of the plugging piece, so as to avoid the plugging piece from shaking, and in order to enhance the tightening effect, the outer ring surface of the inner threaded ring 506 may be provided with a resistance increasing layer 507, where the resistance increasing layer is made of a material with a large friction coefficient, such as rubber. The clamping jaw structure can be used for fixing plugging sheets with different inner hole sizes by setting the outer diameter of the internal thread ring 506 or the outer diameter of the resistance increasing layer 507 to be different sizes.

The workflow of this embodiment is substantially the same as that of embodiment 1, and thus will not be described in detail.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Claims (10)

1. The utility model provides a version roller automatic welder, includes two translation devices of symmetry, translation device includes translation frame (11), drive structure, its characterized in that, translation device is still including setting up motor (1) on translation frame (11), with rotating turret (2) that motor (1) are connected, set up mount (3) on rotating turret (2) rear end, set up cylinder structure (4) on rotating turret (2), set up stifled piece mount (5) on rotating turret (2) front end, and sliding connection are in on mount (3) and be in two roller mounts (6) that are close to relatively/keep away from under cylinder structure (4) drive.

2. The automatic plate roller welding device according to claim 1, wherein the fixing frame (3) comprises a first cross frame (301) arranged on the rotating frame (2), a stand column (302) arranged on the end part of the first cross frame (301), and a track (303) arranged on the side end of the stand column (302); the roller fixing frame (6) comprises a frame body (601), an extension plate (602) arranged at the rear end of the frame body (601), and a U-shaped plate (603) arranged at the side end of the extension plate (602) and sleeved with the track (303).

3. The automatic plate roller welding device according to claim 2, wherein the roller fixing frame (6) further comprises a fixing plate (604) arranged on the front end of the frame body (601), and a rack (605) arranged on the fixing plate (604) and extending towards the middle of the rotating frame (2); a transmission structure is connected between the two racks (605) on the two roller fixing frames (6), and the transmission structure is used for enabling the two racks (605) to move oppositely along the vertical direction.

4. A plate roller automatic welding apparatus according to claim 3, wherein said transmission structure comprises a first fixed shaft (606) provided on said upright (302), and a gear (607) mounted on said first fixed shaft (606); the first fixed shaft (606) and the midpoints of the vertical connecting lines of the two frame bodies (601) are positioned on the same horizontal line, and two ends of the gear (607) are respectively meshed with the two racks (605).

5. A plate roller automatic welding apparatus according to any one of claims 2 or 3, wherein the cylinder structure (4) comprises a cylinder (402) connected to the frame body (601) and driving the frame body (601) to reciprocate in a vertical direction.

6. The automatic plate roller welding device according to claim 2, wherein the blocking piece fixing frame (5) comprises a third transverse frame (501) arranged on the rotating frame (2), a second fixed shaft (502) arranged on the transverse frame (501), a vertical frame (503) rotatably connected to the second fixed shaft (502), and a clamping jaw structure arranged at the end part of the vertical frame (503) and used for installing a blocking piece.

7. The automatic plate roller welding device according to claim 6, wherein the clamping jaw structure comprises a fixed column (504) arranged on the vertical frame (503) and facing the frame body (601), a threaded section (505) arranged on the fixed column (504), and an internal threaded ring (506) arranged on the fixed column (504) and in threaded connection with the threaded section (505).

8. The automatic plate roller welding device according to claim 7, wherein an outer ring surface of the internally threaded ring (506) is provided with a resistance increasing layer (507).

9. The automatic plate roller welding device according to claim 7, wherein when the vertical frame (503) drives the clamping jaw structure to be located at the highest point, the midpoint of the vertical connecting line between the fixing column (504) and the two frame bodies (601) is located on the same horizontal line.

10. The automatic plate roller welding apparatus according to any one of claims 7 or 8, wherein the blocking pieces of different inner hole sizes are fixed by setting the outer diameter of the internally threaded ring (506) or the outer diameter of the resistance increasing layer (507) to different sizes.