CN210099294U

CN210099294U - Push device for welded pipe equipment

Info

Publication number: CN210099294U
Application number: CN201920373008.0U
Authority: CN
Inventors: 刘能斌; 王勇; 朱政
Original assignee: Nanchang Diya Auto Bellows Co Ltd
Current assignee: Nanchang Diya Auto Bellows Co Ltd
Priority date: 2019-03-22
Filing date: 2019-03-22
Publication date: 2020-02-21
Anticipated expiration: 2029-03-22

Abstract

The utility model relates to a welded tube is pusher for equipment. The push device for the welded pipe equipment comprises a bottom plate, a welded pipe mechanism and a push assembly, wherein a guide groove is concavely arranged on the bottom plate, the welded pipe mechanism is slidably arranged on the bottom plate, a guide block is convexly arranged at the bottom of the welded pipe mechanism, the guide block is slidably inserted into the guide groove, the push assembly comprises an installation block, a push cylinder, a connecting frame and a push rod, the installation block is fixedly installed at one end of the bottom plate, the push cylinder is installed on the side wall of the installation block, the connecting frame is fixedly connected to the installation block and used for positioning the welded pipe, the push rod is slidably arranged on the connecting frame in a penetrating mode and connected with the push cylinder, and the push rod is far away from one end of the push cylinder and connected with the welded pipe mechanism. The pushing device for the welded pipe equipment can improve the quality of the welded pipe.

Description

Push device for welded pipe equipment

Technical Field

The utility model relates to a welded tube is pusher for equipment.

Background

With the development of the industrial society, various welding methods such as high-frequency welding, tungsten-argon welding, and laser welding have been developed in welding operations. The welding operation of a tubular workpiece is called a pipe welding operation. In the pipe welding work, for example, it is necessary to move the pipe welding apparatus back and forth along the longitudinal seam of the welded pipe to perform welding. It is therefore necessary to push the welding pipe equipment with a pushing device. However, in some cases, the fixing mechanism of the welded pipe is disposed at one side of the pushing device and separated from the pushing device, so that the moving track of the pushing device and the length direction of the welded pipe are easily deviated due to stress, and the quality of the welded pipe is further affected.

SUMMERY OF THE UTILITY MODEL

Based on this, it is necessary to provide a pushing device for a welded pipe equipment, which can improve the quality of the welded pipe.

The utility model provides a welded tube is pusher for equipment, includes bottom plate, welded tube mechanism and propelling movement subassembly, the concave guide way that is equipped with on the bottom plate, welded tube mechanism set up with sliding on the bottom plate, the protruding guide block that is equipped with in bottom of welded tube mechanism, the guide block inserts with sliding and locates in the guide way, the subassembly that promotes includes installation piece, propelling movement cylinder, link and push rod, installation piece fixed mounting in the one end of bottom plate, the propelling movement cylinder install in on the lateral wall of installation piece, link fixed connection in on the installation piece for the location welded tube, the push rod wears to locate with sliding on the link and with the propelling movement cylinder is connected, the push rod is kept away from the one end of propelling movement cylinder with welded tube mechanism connects.

In one embodiment, the bottom plate has a rectangular plate shape, and rounded corners are formed at four corners of the bottom plate.

In one embodiment, the base plate has a thickness of 3 to 20 cm and is made of a stainless steel material.

In one embodiment, the welded pipe mechanism comprises a casing, an equipment main body and a welding head, the guide block is arranged at the bottom of the casing in a protruding mode, and the equipment main body is installed in the casing.

In one embodiment, the welding head is mounted on the main body and is arranged in the casing in a penetrating way, and the end part of the welding head is exposed out of the casing.

In one embodiment, the extending direction of the welding head is perpendicular to the extending direction of the guide groove.

In one embodiment, the connecting frame comprises a sleeve body, a cross rod body and a guiding column, the sleeve body is fixed on the mounting block, the cross rod body is transversely arranged on the sleeve body, and the guiding column is vertically and convexly arranged on the cross rod body.

In one embodiment, the extending direction of the guide post is parallel to the extending direction of the guide groove, and the guide post is perpendicular to the cross bar body.

In one embodiment, the ends of the guide post and the sleeve body are respectively connected to two opposite ends of the cross bar body perpendicularly.

In one embodiment, the pushing rod is slidably disposed through the sleeve body, and the cross-section of the cross-rod body is rectangular.

When the pushing device for the welded pipe equipment is pushed, the welded pipe is fixed on the connecting frame firstly, and then the welded pipe mechanism is started to weld the welded pipe. In the welding process, the pushing cylinder drives the welded pipe mechanism to slide through the pushing rod, and then the welded pipe is welded in a straight line mode. Because the pipe welding mechanism is arranged on the bottom plate in a sliding manner, the mounting block is fixed on the bottom plate, and the connecting frame is fixedly connected to the mounting block, namely the connecting frame and the pipe welding mechanism are both arranged on the bottom plate, the stability of the relative position of the connecting frame and the pipe welding mechanism is improved, the straightness of pipe welding operation is improved, and the pipe welding quality is improved.

Drawings

Fig. 1 is a schematic perspective view of a pushing device for a welded pipe apparatus according to an embodiment.

Fig. 2 is a perspective view of another perspective view of the pushing device for the welded pipe equipment shown in fig. 1.

Fig. 3 is a partially enlarged view of a portion a in fig. 1.

Fig. 4 is a partially enlarged view of fig. 1 at B.

Fig. 5 is a partially enlarged view of C in fig. 4.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The utility model relates to a welded tube is pusher for equipment. For example, the pushing device for the welded pipe equipment comprises a bottom plate, a welded pipe mechanism and a pushing assembly. For example, a guide groove is concavely arranged on the bottom plate, and the welded pipe mechanism is slidably arranged on the bottom plate. For example, a guide block is convexly arranged at the bottom of the welded pipe mechanism, and the guide block is slidably inserted into the guide groove. For example, the pushing assembly comprises an installation block, a pushing cylinder, a connecting frame and a pushing rod, and the installation block is fixedly installed at one end of the bottom plate. For example, the push cylinder is mounted on a side wall of the mounting block. For example, the connecting frame is fixedly connected to the mounting block and used for positioning a welded pipe, the pushing rod penetrates through the connecting frame in a sliding mode and is connected with the pushing cylinder, and one end, far away from the pushing cylinder, of the pushing rod is connected with the welded pipe mechanism.

Referring to fig. 1 and 2, a pushing device 100 for a welded pipe device includes a bottom plate 10, a welded pipe mechanism 20 and a pushing assembly 30, the bottom plate is concavely provided with a guide groove 11, the welded pipe mechanism is slidably disposed on the bottom plate, the bottom of the welded pipe mechanism is convexly provided with a guide block 21, the guide block is slidably inserted into the guide groove, the pushing assembly includes an installation block 31, a pushing cylinder (not shown), a connection frame 33 and a pushing rod 34, the installation block is fixedly installed at one end of the bottom plate, the pushing cylinder is installed on a side wall of the installation block, the connection frame is fixedly connected to the installation block for positioning a welded pipe, the pushing rod is slidably disposed on the connection frame and connected with the pushing cylinder, and one end of the pushing rod, which is far away from the pushing cylinder, is connected with the welded pipe mechanism.

For example, in order to facilitate the pipe welding operation, the bottom plate has a rectangular plate shape, and rounded corners are formed at four corners of the bottom plate. The thickness of the bottom plate is 3-20 cm, and the bottom plate is made of stainless steel materials. The pipe welding mechanism comprises a casing 22, an equipment main body (not shown) and a welding head 23, the guide block is arranged at the bottom of the casing in a protruding mode, and the equipment main body is arranged in the casing. The welding head is arranged on the equipment main body and penetrates through the machine shell, and the end part of the welding head is exposed out of the machine shell. The extending direction of the welding head is perpendicular to the extending direction of the guide groove. The machine shell is arranged on the bottom plate in a sliding mode, and the welding head is perpendicular to the guide groove, so that the machine shell can drive the welding head to slide conveniently, and long-distance welding operation can be carried out.

For example, in order to facilitate positioning of the welded pipe, the connecting frame includes a sleeve body 331, a cross rod body 332 and a guiding column 333, the sleeve body is fixed on the mounting block, the cross rod body is transversely disposed on the sleeve body, and the guiding column is vertically protruded on the cross rod body. The extending direction of the guide post is parallel to the extending direction of the guide groove, and the guide post is perpendicular to the cross rod body. The end part of the guide column and the end part of the sleeve body are respectively and vertically connected to the two opposite ends of the transverse rod body. The pushing rod penetrates through the sleeve body in a sliding mode, and the cross section of the transverse rod body is rectangular. Through will the link span is set up to cover barrel, horizontal pole body and guide post, and makes the extending direction of guide post with the extending direction of guide way is parallel, thereby conveniently locates the welded tube cover on the guide post, and then is convenient for right the welded tube is fixed a position.

For example, it is particularly important that after welding, the residual heat left after welding the inner wall of the welded pipe needs to be cleaned by a cutter in general, and the cutter is generally used in the cleaning process, so that a tool mark is left, and the quality of the welded pipe is affected. In order to solve the problem, referring to fig. 3 to 5, the pushing device for the welded pipe equipment further includes a leveling assembly 40, the leveling assembly includes a thrust motor 41, a thrust rod 42, a cylindrical scraping roller 43 and a rolling roller 44, the thrust motor is disposed adjacent to the mounting block, the thrust rod is mounted on the thrust motor and is parallel to the guiding column, the cylindrical scraping roller is fixed at an end of the thrust rod and is slidably sleeved on the guiding column, and the rolling roller is mounted on the guiding column and is located on the cylindrical scraping roller. The thrust motor is used for pushing the cylindrical scraping roller to move in the welded pipe through the thrust rod, and pushing the rolling roller to move forwards and rotate, and the rolling roller is used for rolling the weld reinforcement in the welded pipe so as to improve the flatness of the inner side of the welded pipe. And the cylindrical scraping roller further scrapes the weld reinforcement and pushes away the particles.

For example, the inner diameter of the weld tube is larger than the inner diameter of the guide post. The guide post is provided with a guide slot 334 in a penetrating manner, the guide slot extends along the length direction of the guide post, and the guide slot is symmetrically arranged about the central axis of the guide post. The guide post is further provided with an installation slot 335, the installation slot extends along the length direction of the guide post, the installation slot is staggered with the central axis of the guide post and is positioned on one side of the central axis of the guide post, which is far away from the bottom plate, and the installation slot is vertically communicated with the guide slot, namely the cross sections of the installation slot and the guide slot are mutually vertical. The thrust rod and the guide post are arranged at intervals. The distance between the central axis of the thrust rod and the central axis of the guide column is smaller than the radius of the welded pipe, so that the guide column and the thrust rod can be located in the welded pipe. The cylinder scrape the roller coaxial set up in on the guide post, the diameter of cylinder scrape the roller with the internal diameter of welded tube equals, the cylinder is scraped the middle part of roller and is link up and seted up the cover and establish hole 431, the guide post is worn to locate in the cover establishes the hole, the cylinder is scraped the roller and is deviated from the periphery of the terminal surface of thrust rod is formed with the radius angle, the cylinder is scraped the roller and is kept away from the protruding C shape cover 433 that is equipped with in one side of thrust rod, C shape cover is located the cylinder is scraped the roller and is close to one side of bottom plate, C shape cover is located the below of guide post, be formed with in the C shape cover and collect sediment space 434, the concave slag removal groove 435 that is equipped with on the bottom surface in collection sediment space, C shape cover is kept away from the one end of thrust rod is formed with arc point. The rolling roller is arranged in the guide slot and positioned in the slag collecting space, the central axis of the rolling roller is perpendicular to the central axis of the cylindrical scraping roller, the width of the rolling roller is equal to that of the guide slot, a cambered surface is formed on the peripheral surface of the rolling roller, and the cambered surface is matched with the inner peripheral surface of the welded pipe. The rolling roller is provided with a rotating shaft 441 in a penetrating mode, the rotating shaft is arranged in the guide slot in a penetrating mode, and the central axis of the rolling roller is higher than that of the guide column, so that the cambered surface of the rolling roller can abut against the welding seam on the inner side of the welded pipe. The bottom of the rolling roller is rotatably arranged in the slag removing groove of the C-shaped sleeve.

When the weld reinforcement of welded tube is cut down, after the welding is accomplished, thrust cylinder passes through the thrust rod promotes the cylinder scrapes the roller antedisplacement, the cylinder scrapes the roller promotion the roll antedisplacement rolls, the top of roll is higher than the guide post, consequently at the roll in-process the roll utilizes the top of self to support and rolls the inboard weld reinforcement of welded tube to eliminate the reinforcement, when partial welding slag or material drop, can drop to in the collection sediment space of C shape cover, C shape cover protrusion in the front end of cylinder scraping roller, consequently can be right the flattening subassembly plays the guide effect. The rolling roller may carry a portion of the welding slag during rotation, and the portion of the welding slag can be pressed against and removed from the side wall of the slag removing groove and then fall off.

For example, the leveling assembly further comprises a vacuum pump (not shown), a suction channel is formed in the thrust rod, the vacuum pump is arranged on the thrust cylinder and is communicated with the suction channel, and the tail end of the suction channel extends into the slag collecting space of the C-shaped sleeve and is adjacent to the slag collecting groove. When the amount of the particles or the dregs in the C-shaped sleeve is too large, the suction channel can partially remove the particles or the dregs after the vacuum pump is started.

For example, in order to position a welded pipe to be welded with a weld on the guide post to facilitate welding and forming the welded pipe, the pushing device for the welded pipe equipment further comprises a pushing pipe assembly 50, the pushing pipe assembly is arranged at one end of the base plate far away from the leveling assembly, and the pushing pipe assembly comprises a positioning seat 51, a pushing pipe sleeve 52, a winding air cylinder 53, a pull rope 54, a first guide body 55 and a second guide body 56. The positioning seat is installed at the end part of the bottom plate, a through space 511 is concavely arranged on the positioning seat, and the push pipe sleeve is slidably arranged in the through space and aligned to the guide post. The pipe pushing sleeve comprises a sleeve body 521 and a circular push plate 522, the sleeve body is slidably supported on the bottom surface of the passing space, the sleeve body comprises an arc-shaped part 523 and a flat plate part 524 which are connected with each other, the inner diameter of the arc-shaped part is equal to the outer diameter of the welded pipe, the flat plate part is parallel to the bottom plate, and the circular push plate is fixed at one end, far away from the guide column, of the sleeve body. The winding cylinder is arranged at the top of the positioning seat, one end of the tension rope is wound on an output shaft of the winding cylinder, the other end of the tension rope is connected to the circular push plate, and the central axis of the sleeve body coincides with the central axis of the welded pipe. The axis of pulling force rope is located directly over the axis of the cover body, the axis of pulling force rope with distance between the axis of the cover body with the radius of welded tube equals, so that the pulling force rope aims at the longitudinal joint of welded tube, and makes the latter half of pulling force rope buries in the longitudinal joint. For example, the tensile cord is a steel cord.

For example, the positioning seat is further provided with two base blocks 515, the two base blocks are respectively located on two opposite sides of the passing space, the first guide body is coaxially provided with a first shaft 551 in a penetrating manner, the second guide body is coaxially provided with a second shaft 561 in a penetrating manner, the first shaft and the second shaft are arranged in parallel, two opposite ends of the first shaft are respectively connected to the two base blocks, and two opposite ends of the second shaft are respectively connected to the two base blocks. The first shaft has a center height higher than a center height of the second shaft. The first guiding body comprises a first wheel 552 and a second wheel 553 which are coaxially arranged, the diameter of the first wheel is larger than that of the second wheel, the second guiding body comprises a third wheel 562 and a fourth wheel 563 which are coaxially arranged, the diameter of the third wheel is smaller than that of the fourth wheel, and the circumferential surface of the second wheel and the circumferential surface of the fourth wheel are matched and abutted with each other, for example, are mutually meshed and mutually driven. The diameter of the first wheel is larger than that of the third wheel, a guide gap 565 is formed between the peripheral surface of the first wheel and the peripheral surface of the third wheel, the tensile rope is arranged in the guide gap in a penetrating mode and wound on the peripheral surface of the third wheel and the peripheral surface of the first wheel in a winding mode, and the output shaft of the winding air cylinder is located obliquely above the first wheel. Specifically, the bottom portion of the first wheel is snapped into the longitudinal seam of the welded tube. The diameter of the tensile cord is set to be small to ensure that the tensile cord can be wound.

When the welded pipe is required to be placed in, the welded pipe is placed on the sleeve body from one side of the circular push plate, and the tensile rope is clamped into a longitudinal seam of the welded pipe. And then, the winding cylinder winds the tensile rope, so that the tensile rope is straightened, the circular push plate is pulled, the sleeve body slides relative to the positioning seat, the welded pipe is pushed into the guide column by using the circular push plate, and the sleeve body is positioned on the periphery of the welded pipe and does not interfere with the leveling assembly. And in the pushing process, the tension rope can ensure that the longitudinal joint of the welded pipe is positioned right above the welded pipe, so that the alignment effect on the longitudinal joint is realized. And the bottom lateral wall of first round and the pulling force rope can rub the relative both sides limit of the longitudinal joint of welded tube realizes polishing in advance then, prevents overlap and burr, influences subsequent welding operation. After welding is completed, the winding cylinder releases the tension rope, the sleeve is pulled manually or mechanically to retreat, the welded pipe can be released, and then next welding can be carried out. The flat plate part is convenient for the insertion of the welded pipe, and the sleeve can protect the bottom of the welded pipe during welding.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a welded tube is pusher for equipment, its characterized in that, includes bottom plate, welded tube mechanism and propelling movement subassembly, the concave guide way that is equipped with on the bottom plate, welded tube mechanism set up with sliding in on the bottom plate, the protruding guide block that is equipped with in bottom of welded tube mechanism, the guide block is inserted with sliding and is located in the guide way, the subassembly that promotes includes installation piece, propelling movement cylinder, link and push rod, installation piece fixed mounting in the one end of bottom plate, the propelling movement cylinder install in on the lateral wall of installation piece, link fixed connection in on the installation piece for the location welded tube, the push rod wears to locate with sliding on the link and with the propelling movement cylinder is connected, the push rod is kept away from the one end of propelling movement cylinder with welded tube mechanism connects.

2. The pushing device for a welded pipe apparatus according to claim 1, wherein the bottom plate has a rectangular plate shape, and rounded corners are formed at four corners of the bottom plate.

3. The pushing device for the welded pipe equipment as claimed in claim 2, wherein the thickness of the bottom plate is 3-20 cm, and the bottom plate is made of stainless steel material.

4. The pushing device for the welded pipe equipment as claimed in claim 3, wherein the welded pipe mechanism comprises a casing, an equipment main body and a welding head, the guide block is arranged at the bottom of the casing in a protruding manner, and the equipment main body is arranged in the casing.

5. The pushing device for a welded pipe apparatus according to claim 4, wherein the welding head is mounted on the apparatus main body and is inserted into the casing, and an end of the welding head is exposed outside the casing.

6. The pushing device for a welded pipe apparatus according to claim 5, wherein an extending direction of the welding head is perpendicular to an extending direction of the guide groove.

7. The pushing device as claimed in claim 6, wherein the connecting frame comprises a sleeve body, a cross rod body and a guiding post, the sleeve body is fixed on the mounting block, the cross rod body is transversely disposed on the sleeve body, and the guiding post is vertically protruded on the cross rod body.

8. The pushing device for a welded pipe apparatus according to claim 7, wherein the extending direction of the guide post is parallel to the extending direction of the guide groove, and the guide post is perpendicular to the cross bar body.

9. The pushing device as claimed in claim 8, wherein the ends of the guiding pin and the sleeve body are vertically connected to opposite ends of the cross bar body.

10. The pushing device as claimed in claim 9, wherein the pushing rod is slidably disposed through the sleeve body, and the cross-section of the cross-bar body is rectangular.