CN218225334U

CN218225334U - Workpiece clamp for welding zero-blocking seam allowance machining

Info

Publication number: CN218225334U
Application number: CN202222602720.8U
Authority: CN
Inventors: 刘成国; 裴鹏; 张庆立; 孔令刚
Original assignee: Tengzhou Yuncheng Plate Making Co ltd
Current assignee: Tengzhou Yuncheng Plate Making Co ltd
Priority date: 2022-09-29
Filing date: 2022-09-29
Publication date: 2023-01-06
Anticipated expiration: 2032-09-29

Abstract

The application relates to the field of version roller processing technology, discloses a weld stifled zero tang processing and use workpiece fixture, and it includes that base, end cap place mechanism and version roller bearing mechanism, version roller bearing mechanism includes the bearing piece, bearing piece fixed connection is in on the base, set up the standing groove that is used for placing version roller on the bearing piece, end cap place mechanism includes the support column, the support column is connected on the base, place the axis of the zero tang end cap of support column and the axis collineation of placing the version roller on the bearing piece. This application has the effect that is convenient for realize version roller and zero tang end cap centering, improves version roller and zero tang end cap welding convenience.

Description

Workpiece clamp for welding and blocking zero seam allowance machining

Technical Field

The application relates to the field of printing roller processing technology, in particular to a workpiece clamp for welding a blocking-up zero seam allowance.

Background

The plate roller is an important component in printing equipment, and in the manufacturing process of the plate roller, plugs are required to be welded at two ends of the plate roller, and a central hole for mounting a shaft is formed in each plug.

In the related art, as shown in fig. 1, in order to facilitate alignment between the plug 400 and a plate roller during welding, a spigot 410 is generally integrally formed on the plug 400, and when the plug 400 is welded, the spigot 410 on the plug 400 is embedded into the plate roller, and since the spigot 410 on the plug 400 is adapted to an inner diameter of the plate roller, alignment between the center of the plug 400 and the center of the plate roller can be achieved after the spigot 410 on the plug 400 is embedded into the plate roller, and then welding processing is performed.

In order to reduce the production cost, manufacturers start to produce zero-seam-allowance plugs, namely plugs without seams, but the zero-seam-allowance plugs are difficult to align when being welded with a printing roller, and in order to facilitate the alignment welding of the zero-seam-allowance plugs and the printing roller, the invention provides a workpiece clamp for welding and blocking the zero seam-allowance.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the alignment of a zero seam allowance plug and a printing roller is difficult during welding, the application provides a workpiece clamp for welding the zero seam allowance plug.

The application provides a pair of weld stifled zero workpiece holder for tang processing adopts following technical scheme:

the utility model provides a weld stifled zero tang processing and use work piece holder, includes base, end cap placement machine and version roller bearing mechanism, version roller bearing mechanism includes the bearing piece, bearing piece fixed connection is in on the base, set up the standing groove that is used for placing version roller on the bearing piece, end cap placement machine includes the support column, the support column is connected on the base, place the axis of the zero tang end cap of support column is in with placing the axis collineation of the last version roller of bearing piece.

Through adopting above-mentioned technical scheme, set up the standing groove on the bearing piece, after putting into the standing groove with version roller, can realize the fixed to version roller, when welding for the first time, highly align the high of version roller on with the bearing piece of the height of support column, when welding subsequent version roller and zero tang end cap, place version roller and zero tang end cap respectively on bearing piece and support column, can realize the centering of version roller and zero tang end cap, then promote version roller to remove and laminate with zero tang end cap, then weld, the centering of version roller and zero tang end cap when the welding of being convenient for, improve version roller and zero tang end cap welded convenience.

Preferably, the plug placing mechanism further comprises a supporting block, a lead screw and a sliding block, the supporting block is fixedly connected to the base, the lead screw is rotatably connected to the supporting block, the rotation axis of the lead screw is perpendicular to the base, the sliding block is slidably connected to the supporting block, the sliding block is in threaded connection with the lead screw, and the supporting column is fixedly connected to the sliding block.

By adopting the technical scheme, the connecting screw rod is rotated on the supporting block, when printing rollers with different diameters are welded, the rotating screw rod drives the sliding block in threaded connection with the rotating screw rod to move, the sliding block drives the supporting column fixedly connected with the sliding block to move, so that the height of the supporting column is adjusted, the axis of the supporting column can be aligned with the axis of the printing rollers with different diameters on the supporting block, and the applicability of the plug placing mechanism is improved.

Preferably, the supporting block is provided with scale marks, and the scale marks are used for positioning the supporting column.

Through adopting above-mentioned technical scheme, be provided with the scale mark on the supporting shoe, when highly adjusting the support column, utilize the scale mark to show the height of support column, be convenient for control the regulation of support column height.

Preferably, coaxial fixedly connected with butt ring on the support column, sliding connection has many spinal branchs vaulting pole on the butt ring, every the bracing piece all with the axis direction of support column is parallel, many the bracing piece with the axis of support column sets up as the equidistant of centre of a circle, every the bracing piece all is along being close to or keeping away from the direction of support column axis removes, be provided with adjusting part on the support column, many the bracing piece all with adjusting part connects, adjusting part is used for driving many bracing piece synchronous motion.

Through adopting above-mentioned technical scheme, many spinal branchs vaulting pole of sliding connection on the butt ring, when the centering, establish zero tang end cap cover on many spinal branchs vaulting pole, utilize many spinal branchs vaulting pole to support zero tang end cap, when the specification of zero tang end cap changes, utilize many spinal branchs vaulting pole removals of adjusting part drive to make end cap placement device can adapt to the not centre bore of equidimension on the zero tang end cap of different specifications, improve end cap placement device's suitability.

Preferably, the adjusting part includes screw rod, catch bar and many connecting rods, catch bar sliding connection is in the support column, the catch bar with the support column is coaxial, the screw rod is worn to establish the support column is kept away from the one end of slider, the screw rod with support column threaded connection, the screw rod is worn to establish into one end in the support column with the catch bar rotates to be connected, many the connecting rod sets up with many the bracing piece one-to-one, the one end of connecting rod rather than corresponding the bracing piece is articulated, the other end of connecting rod with the catch bar is articulated.

Through adopting above-mentioned technical scheme, when needs are adjusted many spinal branchs vaulting pole, rotate the screw rod, make the screw rod drive the catch bar and remove, the catch bar removes and makes the connecting rod drive self articulated bracing piece and remove to make many spinal branchs vaulting pole can support the zero tang end cap of different specifications.

Preferably, the plug placing mechanisms are provided with two groups, and the two groups of plug placing mechanisms are respectively used for installing zero spigot plugs at two ends of the printing roller on the bearing block.

By adopting the technical scheme, the plug placing mechanisms are arranged into two groups, when welding is carried out, the two groups of plug placing mechanisms respectively support the zero spigot plugs, needing to be welded, at the two ends of the printing roller, after one end of the printing roller is welded, the printing roller is pushed to move, the other end of the printing roller is attached to the zero spigot plug placed on the other group of plug placing mechanisms, then the other end of the printing roller is welded, the possibility that the printing roller needs to be turned over for welding is avoided, and convenience when the printing roller is welded with the zero spigot plug is further improved.

Preferably, a bearing roller for bearing the printing roller is rotatably connected in the placing groove, and the rotation axis of the bearing roller is perpendicular to the axis of the steel pipe in the placing groove.

Through adopting above-mentioned technical scheme, at standing groove internal rotation connection bearing roller, the friction between bearing roller and the steel pipe is rolling friction to reduce the frictional force between version roller and the version roller bearing mechanism, the staff of being convenient for promotes version roller and removes.

Preferably, version roller supporting mechanism still includes the centre gripping subassembly, the centre gripping subassembly includes grip block and electric push cylinder, electric push cylinder fixed connection be in on the base, the grip block with the piston rod fixed connection of electric push cylinder, electric push cylinder is used for driving the grip block removes in order to incite somebody to action version roller on the bearing piece presss from both sides tightly.

By adopting the technical scheme, the electric pushing cylinder is fixedly connected to the base, and when the printing roller is pushed to move to be attached to the zero spigot plug head, the electric pushing cylinder is utilized to drive the clamping block to move downwards, so that the clamping block and the bearing block clamp and fix the printing roller, the possibility of movement of the printing roller during welding is reduced, and the stability of the printing roller during welding with the zero spigot plug head is improved.

In summary, the present application at least includes the following beneficial technical effects:

1. the supporting block is arranged on the base, the placing groove is formed in the supporting block, the supporting column is arranged on the base, and when the printing roller and the zero spigot plug are welded for the first time, the height of the supporting column is aligned with the height of the printing roller on the supporting block, so that when the subsequent printing roller and the zero spigot plug are welded, the printing roller and the zero spigot plug are respectively placed on the supporting block and the supporting column, the alignment of the printing roller and the zero spigot plug can be realized, the alignment of the printing roller and the zero spigot plug can be conveniently carried out before the welding, and the welding convenience of the printing roller and the zero spigot plug is improved;

2. the lead screw is rotationally connected to the supporting block, and when printing rollers with different diameters are welded, the height of the supporting column is adjusted by rotating the lead screw, so that the axis of the supporting column can be aligned with the printing rollers with different diameters on the supporting block, and the applicability of the plug placing mechanism is improved;

3. the electric pushing cylinder is fixedly connected on the base, and the clamping block is driven to lift by the electric pushing cylinder, so that the clamping block clamps and fixes the printing roller, the possibility of movement of the printing roller during welding is reduced, the stability of the printing roller during welding with the zero seam allowance plug is improved,

drawings

FIG. 1 is a background art drawing of an embodiment of the present application;

FIG. 2 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 3 is a schematic diagram of the structure of a plug placement mechanism in an embodiment of the present application;

FIG. 4 is a schematic view of the support block in the embodiment of the present application;

FIG. 5 is a schematic structural view of an adjustment assembly in an embodiment of the present application;

fig. 6 is a schematic structural view of a plate roller bearer mechanism in an embodiment of the present application.

Reference numerals are as follows: 100. a base; 200. a plug placement mechanism; 210. a support column; 220. a support block; 230. a lead screw; 231. a hand wheel; 240. a slider; 241. a sliding groove; 250. scale marks; 260. a butting ring; 261. a guide groove; 262. a guide block; 270. a support bar; 280. an adjustment assembly; 281. a screw; 282. a push rod; 283. a connecting rod; 284. a handle; 300. a printing roller supporting mechanism; 310. a bearing block; 320. a placement groove; 330. a carrying roller; 340. a clamping assembly; 341. a clamping block; 342. an electric pushing cylinder; 350. a clamping groove; 400. a plug; 410. and (5) stopping the opening.

Detailed Description

The present application is described in further detail below with reference to figures 2-5.

The embodiment of the application discloses work piece holder for processing a welding blocking zero seam allowance.

Referring to fig. 2, the workpiece fixture for welding the zero seam allowance comprises a base 100, a printing roller supporting mechanism 300 and two sets of plug placing mechanisms 200 are installed on the base 100, the printing roller supporting mechanism 300 is used for supporting a printing roller, the two sets of plug placing mechanisms 200 are respectively located at positions close to two ends of the base 100 in the length direction, and the two sets of plug placing mechanisms 200 are both used for supporting the zero seam allowance plugs. During the first welding, the printing roller bearing mechanism 300 and the two sets of plug placing mechanisms 200 are adjusted, so that the axis of a printing roller placed on the printing roller bearing mechanism 300 is collinear with the axis of a zero-spigot plug placed on the plug placing mechanism 200, when the printing roller and the zero-spigot plug are welded subsequently, the printing roller and the zero-spigot plug are respectively placed on the bearing block 310 and the support column 210, the centering of the printing roller and the zero-spigot plug can be realized, the printing roller and the zero-spigot plug are welded, and the convenience in welding the printing roller and the zero-spigot plug is improved.

Referring to fig. 2, 3 and 4, each set of plate roller supporting mechanism 300 includes a supporting block 220 fixedly connected to the base 100, and sliding grooves 241 are respectively formed in the side walls of the supporting blocks 220 close to another supporting block 220, and the sliding grooves 241 are vertically arranged. The supporting block 220 is rotatably connected with a lead screw 230, the rotation axis of the lead screw 230 is perpendicular to the ground, the lead screw 230 is located in the sliding groove 241, one end of the lead screw 230 in the length direction is fixedly connected with a hand wheel 231, the hand wheel 231 is located above the supporting block 220, the lead screw 230 is in threaded connection with a sliding block 240, the sliding block 240 is matched with the sliding groove 241, and the sliding block 240 is slidably connected in the sliding groove 241. The slider 240 is fixedly connected with a support column 210, and the axis of the support column 210 is parallel to the length direction of the base 100.

Referring to fig. 4 and 5, a supporting column 210 is coaxially sleeved with an abutting ring 260, the abutting ring 260 is fixedly connected with the supporting column 210, one side of the abutting ring 260, which is far away from the supporting block 220, is provided with a plurality of guide grooves 261, in the embodiment of the present invention, four guide grooves 261 are provided, and in other embodiments, a plurality of guide grooves 261 such as three, five, etc. may be provided; four guide ways 261 all offer along perpendicular to support column 210 axis direction, every guide way 261 perpendicular to self length direction cross-section is "T" type, four guide ways 261 use the axis of support column 210 to set up as the equidistant interval of centre of a circle, equal sliding connection has guide block 262 in every guide way 261, guide block 262 and its sliding connection are in guide way 261 looks adaptation, equal fixedly connected with bracing piece 270 on every guide block 262, the length direction of bracing piece 270 is on a parallel with the axis of support column 210. An adjusting assembly 280 is installed on the supporting column 210, and the adjusting assembly 280 is used for driving the four supporting rods 270 to move synchronously. When a printing roller and a zero seam allowance plug are welded, the zero seam allowance plug is sleeved on the outer sides of the four support rods 270, the hand wheel 231 is rotated to drive the screw rod 230 to rotate, the screw rod 230 rotates to drive the slide block 240 in threaded connection with the screw rod to move, so that the support column 210 and the four support rods 270 on the support column 210 are driven to move, the height of the zero seam allowance plug is adjusted, the zero seam allowance plug is aligned with the printing roller on the printing roller bearing mechanism 300, and the subsequent welding of the printing roller and the zero seam allowance plug is facilitated; when printing rollers with different diameters need to be welded, the zero spigot plug head can be centered with the printing rollers with different diameters by adjusting the heights of the support columns 210 and the four support columns 210 on the support columns 210 through the screw 230; meanwhile, the adjusting component 280 is utilized to drive the plurality of support columns 210 to move, so that the plug placing mechanism 200 can be suitable for central holes with different sizes on zero-spigot plugs with different specifications, and the applicability of the plug placing mechanism 200 is improved.

Referring to fig. 2, 4 and 5, the adjusting assembly 280 includes a screw 281, a push rod 282 and four connecting rods 283, the screw 281 is arranged at one end of the support column 210 far from the sliding block 240 in a penetrating manner, the screw 281 is in threaded connection with the support column 210, and one end of the screw 281 far from the support column 210 is fixedly connected with a handle 284; the push rod 282 is connected inside the support column 210 in a sliding manner, the push rod 282 slides along the length direction of the push rod 282, the axis of the push rod 282 is collinear with the axis of the support column 210, and the screw 281 is arranged at one end inside the support column 210 in a penetrating manner and is connected with the push rod 282 in a rotating manner. The four connecting rods 283 and the four supporting rods 270 are arranged in a one-to-one correspondence manner, one end of each connecting rod 283 is connected with the corresponding supporting rod 270, the other end of each connecting rod 283 is connected with the corresponding pushing rod 282, the hinge axes of the connecting rods 283 and the corresponding supporting rods 270 are parallel to the width direction of the base 100, and the hinge axes of the connecting rods 283 and the pushing rods 282 are parallel to the width direction of the base 100. When supporting the zero-spigot plugs of different specifications, the handle 284 is rotated to drive the screw 281 to rotate, the screw 281 is rotated to drive the push rod 282 to slide, the push rod 282 slides to enable the four connecting rods 283 to push the four supporting rods 270 to move, and therefore the four supporting rods 270 can support the zero-spigot plugs of different specifications.

Referring to fig. 3, in order to improve the convenience of height adjustment of the supporting column 210, a scale mark 250 has been opened on one side of each supporting block 220 close to each other, the scale mark 250 is arranged along the vertical direction, the height of the supporting column 210 is displayed by using the scale mark 250, and the height adjustment of the supporting column 210 is conveniently controlled.

Referring to fig. 1 and 6, the printing roller supporting mechanism 300 includes two supporting blocks 310, the two supporting blocks 310 are both fixedly connected to the base 100, the two supporting blocks 310 are arranged at intervals along the length direction of the base 100, the upper ends of the two supporting blocks 310 are both provided with a placing groove 320, the placing groove 320 is a "V" shaped groove, and the placing groove 320 penetrates through two side walls of the supporting blocks 310. The wall of each placing groove 320 is rotatably connected with a plurality of carrier rollers 330, and the axis of each carrier roller 330 is parallel to the wall of the placing groove 320 connected with the carrier roller 330. When a printing roller and a zero seam allowance plug are welded, the printing roller is placed on a bearing roller 330 in a placing groove 320 on a bearing block 310, and the placing groove 320 is a V-shaped groove, so that the positioning of the printing roller can be realized after the printing roller is placed in the bearing block, and then the printing roller is pushed to move, so that the printing roller is attached to the zero seam allowance plug supported by a plurality of support rods 270, and the alignment welding of the printing roller and the zero seam allowance plug is realized; the friction between the printing roller and the printing roller bearing mechanism 300 is reduced by the bearing roller 330 rotatably connected in the placing groove 320, so that the worker can push the printing roller to move conveniently.

Referring to fig. 1 and 6, in order to improve the stability of the plate roller during welding, a clamping assembly 340 is installed on the base 100, the clamping assembly 340 includes two electric pushing cylinders 342 fixedly connected to the base 100, the two electric pushing cylinders 342 are all vertically arranged, the two electric pushing cylinders 342 and the two bearing blocks 310 are arranged in a one-to-one correspondence manner, the electric pushing cylinders 342 are located at positions on one sides of corresponding placing blocks, clamping blocks 341 are fixedly connected to piston rods of the electric pushing cylinders 342, clamping grooves 350 are formed in the lower ends of the clamping blocks 341, and the cross sections, perpendicular to the length direction of the base 100, of the clamping grooves 350 are V-shaped. After the plate roller is pushed to be attached to the zero seam allowance plug, the piston rods of the two electric pushing cylinders 342 contract to drive the two clamping blocks 341 to move downwards, so that the two clamping blocks 341 and the two bearing blocks 310 clamp and fix the plate roller, the possibility of movement of the plate roller during welding is reduced, and the stability of the plate roller during welding with the zero seam allowance plug is improved.

The implementation principle of the workpiece fixture for welding the blocking zero seam allowance is as follows: through fixedly connecting the bearing block 310 on the base 100, the placing groove 320 is formed in the bearing block 310, the supporting column 210 is installed on the supporting block 220, when the printing roller and the zero seam allowance plug are welded for the first time, the zero seam allowance plug is placed on the supporting rod 270 on the supporting column 210, the height of the supporting column 210 is aligned with the height of the printing roller on the bearing block 310 by rotating the lead screw 230, when the subsequent printing roller and the zero seam allowance plug are welded, the printing roller and the zero seam allowance plug are respectively placed on the bearing block 310 and the supporting column 210, the alignment of the printing roller and the zero seam allowance plug can be realized, the alignment of the printing roller and the zero seam allowance plug is convenient, and the welding convenience of the printing roller and the zero seam allowance plug is improved.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a weld stifled zero tang processing and use work piece holder which characterized in that: including base (100), end cap placement mechanism (200) and version roller bearing mechanism (300), version roller bearing mechanism (300) is including bearing piece (310), bearing piece (310) fixed connection be in on base (100), offer standing groove (320) that are used for placing version roller on bearing piece (310), end cap placement mechanism (200) is including support column (210), support column (210) are connected on base (100), place the axis of the zero tang end cap of support column (210) with place the axis collineation of version roller on bearing piece (310).

2. The workpiece clamp for the welding zero-blocking seam allowance machining according to claim 1, characterized in that: the plug placing mechanism (200) further comprises a supporting block (220), a lead screw (230) and a sliding block (240), the supporting block (220) is fixedly connected to the base (100), the lead screw (230) is rotatably connected to the supporting block (220), the rotating axis of the lead screw (230) is perpendicular to the base (100), the sliding block (240) is slidably connected to the supporting block (220), the sliding block (240) is in threaded connection with the lead screw (230), and the supporting column (210) is fixedly connected with the sliding block (240).

3. The workpiece clamp for the welding and plugging zero seam allowance machining according to claim 2, characterized in that: and the supporting block (220) is provided with scale marks (250), and the scale marks (250) are used for positioning the supporting column (210).

4. The workpiece clamp for the welding and plugging zero seam allowance machining according to claim 2, characterized in that: coaxial fixedly connected with butt ring (260) on support column (210), sliding connection has many spinal branch vaulting poles (270) on butt ring (260), every bracing piece (270) all with the axis direction of support column (210) is parallel, many bracing piece (270) with the axis of support column (210) sets up as the equidistant of centre of a circle, every bracing piece (270) all is followed and is close to or keeps away from the direction of support column (210) axis removes, be provided with adjusting part (280) on support column (210), many bracing piece (270) all with adjusting part (280) are connected, adjusting part (280) are used for driving many bracing piece (270) synchronous movement.

5. The workpiece clamp for the welding zero-blocking seam allowance machining according to claim 4, characterized in that: the adjusting assembly (280) comprises a screw rod (281), a push rod (282) and a plurality of connecting rods (283), the push rod (282) is slidably connected in the supporting column (210), the push rod (282) is coaxial with the supporting column (210), the screw rod (281) is arranged in the supporting column (210) in a penetrating mode and far away from one end of the sliding block (240), the screw rod (281) is in threaded connection with the supporting column (210), one end of the screw rod (281) arranged in the supporting column (210) in a penetrating mode is rotationally connected with the push rod (282), the connecting rods (283) and the supporting rods (270) are arranged in a one-to-one correspondence mode, one end of each connecting rod (283) is hinged to the corresponding supporting rod (270), and the other end of each connecting rod (283) is hinged to the push rod (282).

6. The workpiece clamp for the welding and plugging zero seam allowance machining according to claim 2, characterized in that: the plug placing mechanisms (200) are provided with two groups, and the two groups of plug placing mechanisms (200) are respectively used for installing zero spigot plugs at two ends of a printing roller on the bearing block (310).

7. The workpiece clamp for the welding zero-blocking seam allowance machining according to claim 1, characterized in that: the bearing roller (330) for bearing the printing roller is rotatably connected in the placing groove (320), and the rotating axis of the bearing roller (330) is perpendicular to the axis of the steel pipe in the placing groove (320).

8. The workpiece clamp for the welding zero seam allowance machining according to claim 7, characterized in that: version roller bearing mechanism (300) still includes clamping component (340), clamping component (340) include grip block (341) and electric push cylinder (342), electric push cylinder (342) fixed connection be in on base (100), grip block (341) with the piston rod fixed connection of electric push cylinder (342), electric push cylinder (342) are used for driving grip block (341) remove with will version roller on bearing block (310) is pressed from both sides tightly.