CN215697074U - Five-roller extruding machine for high-frequency welded pipe forming - Google Patents
Five-roller extruding machine for high-frequency welded pipe forming Download PDFInfo
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- CN215697074U CN215697074U CN202120775514.XU CN202120775514U CN215697074U CN 215697074 U CN215697074 U CN 215697074U CN 202120775514 U CN202120775514 U CN 202120775514U CN 215697074 U CN215697074 U CN 215697074U
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Abstract
The utility model provides a five roller extruders for high frequency welded tube shaping, the on-line screen storage device comprises a base, be equipped with side extrusion device and last extrusion device on the base, two horizontally side extrusion running rollers of side extrusion device symmetry, be equipped with the supporting roller wheel between two side extrusion running rollers, the supporting roller wheel is located both sides extrusion running roller wheel lower part, it is located side extrusion mechanism upper portion to go up extrusion device, it sets up the last extrusion running roller of two slopes to go up the extrusion device symmetry, high frequency welded tube product spare is located in the middle of five rollers, each running roller working face matches cladding high frequency welded tube product spare lateral surface. The utility model has flexible adjustability, can adjust the abutting joint of the edges of the materials to achieve a good state and maintain sufficient extrusion force, thereby providing guarantee for welding quality. The extrusion die is simple in structure, compact in appearance, convenient, accurate and quick to install and adjust, and suitable for extrusion of high-frequency welded pipes with special-shaped sections.
Description
Technical Field
The utility model relates to an extrusion device, in particular to a five-roller extrusion machine for high-frequency welded pipe forming.
Background
Tube products in automobile parts are common, the production process is mostly formed by bending and forming steel strips and then welding the steel strips, and high-frequency welding has high welding speed and is a welding process which is coincident with laser welding in production application. In recent years, with the development of light weight of automobiles, high-strength steel materials are more commonly applied in the automobile industry, the difficulty of a forming mode of round-variable and special-shaped sections is increased, the process is changed to a process of direct forming of special-shaped pipes, under the condition, the traditional two-roller type and three-roller type extruding machines in high-frequency welding cannot meet the processing requirements, and the existing extruding machines have the main problems that the adjustability of an extruding roller is poor when the special-shaped pipes are directly formed and welded, the provided extruding force is insufficient, and the problems of material edge missing and welding quality are easily caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems in the prior art and provides a five-roller extruding machine which can coat the outline of a product piece and can be flexibly adjusted and used for forming a high-frequency welded pipe.
The problem of the utility model is realized by the following technical scheme:
the utility model provides a five roller extruders for high frequency welded tube shaping, the on-line screen storage device comprises a base, be equipped with side extrusion device and last extrusion device on the base, two horizontally side extrusion running rollers of side extrusion device symmetry, be equipped with the supporting roller wheel between two side extrusion running rollers, the supporting roller wheel is located both sides extrusion running roller wheel lower part, it is located side extrusion mechanism upper portion to go up extrusion device, it sets up the last extrusion running roller of two slopes to go up the extrusion device symmetry, high frequency welded tube product spare is located in the middle of five rollers, each running roller working face matches cladding high frequency welded tube product spare lateral surface.
According to the five-roller extruder for high-frequency welded pipe forming, the side extrusion device is provided with the side extrusion supporting seat and the side extrusion adjusting mechanism, the side extrusion adjusting mechanism is provided with the two transverse moving slide blocks, the adjusting screw rod, the adjusting sleeve and the adjusting seat, the adjusting screw rod transversely penetrates through the side extrusion supporting seat, the adjusting screw rod is provided with the positive and negative thread sections, each transverse moving slide block is respectively in threaded connection with the positive and negative thread sections, and each transverse moving slide block is respectively provided with the side extrusion roller; adjusting sleeve suit is in the adjusting screw outside, and adjusting screw can rotate relative adjusting sleeve, and adjusting sleeve and adjusting screw are spacing between axial, and adjusting sleeve installs in adjusting the seat, adjusting sleeve and the screw-thread fit of adjusting the seat.
The five-roller extruding machine for high-frequency welded pipe forming is characterized in that the upper extruding device is provided with an upper extruding mounting seat and an upper extruding adjusting mechanism, the transverse position of the upper extruding mounting seat relative to the base is adjustable, the upper extruding adjusting mechanism is provided with a main lifting slide block and a main lifting screw rod, the upper end of the main lifting screw rod penetrates through the upper extruding mounting seat, and the main lifting screw rod is in threaded connection with the main lifting slide block; the upper extrusion adjusting mechanism is also provided with two auxiliary lifting slide blocks and two auxiliary lifting screw rods, the upper end of each auxiliary lifting screw rod penetrates through the main lifting slide block, each auxiliary lifting screw rod is respectively in threaded connection with one auxiliary lifting slide block, and an upper extrusion roller is assembled on each auxiliary lifting slide block.
The five-roller extruding machine for high-frequency welded pipe molding has the advantages that the bending radius of the working surface of the upper extruding roller is 8-12% larger than that of the corresponding high-frequency welded pipe product.
The five-roller extruding machine for high-frequency welded pipe forming is characterized in that the upper extruding device is provided with the transverse adjusting screw rod, and the transverse adjusting screw rod is in threaded fit with the upper extruding mounting seat.
The utility model improves the problems of poor adjustability and insufficient extrusion force of the two-roller and three-roller type extrusion units for the existing high-frequency welded pipes, and designs a five-roller type extrusion unit which coats the outline of a product part, can be flexibly adjusted and ensures sufficient extrusion force. The five-roller extruding machine group is provided with a fixed lower supporting roller, two side extruding rollers capable of adjusting clamping and releasing and two upper extruding rollers capable of independently and integrally adjusting upper and lower pressures. The structure design has flexible adjustability, and the adjustable material edges can be butted to reach a good state and maintain sufficient extrusion force, so that the welding quality is guaranteed. The extrusion device has the advantages of simple structure, compact appearance, convenience, accuracy and rapidness in installation and adjustment, and suitability for extrusion of high-frequency welded pipes with special-shaped sections.
Drawings
The utility model will be further explained with reference to the drawings.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the construction of a side press;
FIG. 3 is a cross-sectional view of the connection of the adjustment screw, the adjustment sleeve and the adjustment seat;
FIG. 4 is a schematic view of the structure of the upper press apparatus;
FIG. 5 is a schematic view of a high frequency welded pipe product piece positioned in the middle of five rollers;
fig. 6 is a partial enlarged view at a in fig. 5.
The list of labels in the figure is: 1. the device comprises a base, 2, a side extrusion device, 2-1, a side extrusion supporting seat, 2-2, a transverse sliding block, 2-3, a side extrusion roller, 2-4, a protective cover, 2-5, a supporting roller, 2-6, an adjusting seat, 2-7, a locking nut, 2-8, an adjusting sleeve, 2-9, an adjusting screw rod, 3, an upper extrusion device, 3-1, an upper extrusion mounting seat, 3-2, an upper extrusion roller, 3-3, a main lifting guide rail, 3-4, an auxiliary lifting guide rail, 3-5, an auxiliary lifting slide block, 3-6, a main lifting slide block, 3-7, an auxiliary lifting screw rod, 3-8, a main lifting screw rod, 3-9, a transverse adjusting screw rod, 4, a high-frequency welded pipe product, 5 and a back root clearance.
Detailed Description
Referring to fig. 1, the present invention includes a base 1 on which a side pressing device 2 and an upper pressing device 3 are provided. The side extrusion device is provided with two symmetrical horizontal side extrusion rollers 2-3, a supporting roller 2-5 is arranged between the two side extrusion rollers, and the supporting roller is positioned at the lower parts of the two side extrusion rollers. The upper extrusion device is positioned at the upper part of the side extrusion mechanism, the upper extrusion device is symmetrically provided with two inclined upper extrusion rollers 3-6, the high-frequency welded pipe product 4 is positioned in the middle of five rollers, and the working surfaces of the five rollers are matched and coated on the outer side surface of the high-frequency welded pipe product.
Referring to fig. 2 and 3, the side extrusion device is provided with a side extrusion support seat 2-1 and a side extrusion adjusting mechanism. The side extrusion adjusting mechanism is provided with two transverse sliding blocks 2-2, adjusting screws 2-9, adjusting sleeves 2-8 and adjusting seats 2-6. The adjusting screw transversely penetrates through the side extrusion supporting seat, a positive thread section and a negative thread section are arranged on the adjusting screw, the two transverse moving sliding blocks are respectively in threaded connection with the positive thread section and the negative thread section, each transverse moving sliding block is in sliding fit with a transverse guide rail arranged on the side extrusion supporting seat, and a side extrusion roller is respectively assembled on each transverse moving sliding block. When the adjusting screw rod is rotated, the two transverse moving sliding blocks move in opposite directions or move in reverse directions, so that the adjustment of the distance between the extrusion rollers at two sides is realized. The adjusting seat is fixed with the side part of the side extrusion supporting seat, the adjusting sleeve is sleeved outside the adjusting screw rod and is installed in a threaded hole of the adjusting seat, the adjusting sleeve is in threaded fit with the adjusting seat, and the adjusting sleeve is provided with 2-7 locking nuts. The adjusting screw rod can rotate relative to the adjusting sleeve in situ, when the adjusting sleeve is rotated after the locking nut is loosened, the adjusting sleeve pushes the adjusting screw rod to move transversely, and meanwhile, the two transverse moving sliding blocks follow the adjusting sleeve in the same direction, so that the two sides of the extruding roller wheel move leftwards or rightwards simultaneously. The side extrusion adjusting mechanism can realize the adjustment of the opposite or reverse movement of the extrusion rollers at two sides and also can realize the adjustment of the same-direction movement of the extrusion rollers at two sides. The protective covers 2-4 are arranged at the bearing positions of the side extrusion rollers, so that corrosion and damage to parts and the bearing caused by spraying cooling liquid during welding can be prevented, and the service life of equipment is prolonged.
Referring to fig. 1 and 4, the upper extrusion device 3 is provided with an upper extrusion mounting seat 3-1 and an upper extrusion adjusting mechanism, the upper extrusion device is provided with a transverse adjusting screw rod 3-9, the transverse adjusting screw rod is in threaded fit with the upper extrusion mounting seat, and the upper extrusion mounting seat on the transverse adjusting screw rod can transversely move relative to the base by rotating. The upper extrusion adjusting mechanism is provided with main lifting slide blocks 3-6 and main lifting screw rods 3-8, the upper ends of the main lifting screw rods penetrate through the upper portion of the upper extrusion mounting seat, the main lifting screw rods are in threaded connection with the main lifting slide blocks, the main lifting slide blocks are in sliding fit with the main lifting guide rails 3-3, and the main lifting guide rails are fixed with the upper extrusion mounting seat. And rotating the main lifting screw rod to move the main lifting slide block up and down. The upper extrusion adjusting mechanism is also provided with two auxiliary lifting slide blocks 3-5 and two auxiliary lifting screw rods 3-7, the upper end of each auxiliary lifting screw rod penetrates through the main lifting slide block, each auxiliary lifting screw rod is respectively in threaded connection with one auxiliary lifting slide block, an upper extrusion roller 3-2 is assembled on each auxiliary lifting slide block, an auxiliary lifting guide rail 3-4 is fixed on the main lifting slide block, and the auxiliary lifting slide blocks are in sliding fit with the auxiliary lifting guide rails. The main lifting screw rod is rotated to drive the main lifting slide block to move up and down, and the two auxiliary lifting slide blocks and the two upper extrusion wheels move up and down simultaneously. When a certain auxiliary lifting screw rod is independently rotated, an auxiliary lifting slide block connected with the auxiliary lifting screw rod moves up and down with an upper extrusion roller wheel arranged on the auxiliary lifting slide block. The upper extrusion adjusting mechanism can realize the independent adjustment of the two upper extrusion roller wheels and the equidirectional movement adjustment of the two upper extrusion roller wheels.
Each adjusting screw is provided with a digital position display, and the adjusting screw can display the number of adjusting turns and count, so that the adjustment is quantized and visible, and the debugging efficiency is improved.
Referring to fig. 5 and 6, in the working process of the utility model, the working surfaces of five rollers are matched to cover the outer side surface of the high-frequency welded pipe product, wherein the shape of the roller of the upper squeeze roller is provided with a rear heel clearance 5, and the rear heel clearance is a clearance generated by the bending radius of the working surface of the upper squeeze roller 3-2 and the bending radius of the corresponding high-frequency welded pipe product 4 being 8-12% larger. The design of the heel gap can avoid the upper pressure roller wheel from pressing into a product part to cause pipe surface scars when the unevenness of the butt joint of the material edges is required to be overpressured due to insufficient forming.
Claims (5)
1. The utility model provides a five roller extruders for high frequency welded tube is fashioned which characterized in that: the device comprises a base, wherein a side extrusion device and an upper extrusion device are arranged on the base, the side extrusion device is symmetrical about two horizontal side extrusion rollers, a supporting roller is arranged between the two side extrusion rollers and is positioned at the lower parts of the two side extrusion rollers, the upper extrusion device is positioned at the upper part of a side extrusion mechanism, the upper extrusion device is symmetrically provided with two inclined upper extrusion rollers, a high-frequency welded pipe product piece is positioned in the middle of five rollers, and the working surface of each roller is matched with the outer side surface of a cladding high-frequency welded pipe product piece.
2. The five-roller extruding machine for high-frequency welded pipe forming according to claim 1, wherein: the side extrusion device is provided with a side extrusion supporting seat and a side extrusion adjusting mechanism, the side extrusion adjusting mechanism is provided with two transverse sliding blocks, an adjusting screw, an adjusting sleeve and an adjusting seat, the adjusting screw transversely penetrates through the side extrusion supporting seat, a positive thread section and a negative thread section are arranged on the adjusting screw, each transverse sliding block is respectively in threaded connection with the positive thread section and the negative thread section, and a side extrusion roller is respectively assembled on each transverse sliding block; adjusting sleeve suit is in the adjusting screw outside, and adjusting screw can rotate relative adjusting sleeve, and adjusting sleeve and adjusting screw are spacing between axial, and adjusting sleeve installs in adjusting the seat, adjusting sleeve and the screw-thread fit of adjusting the seat.
3. The five-roller extruding machine for high-frequency welded pipe forming according to claim 2, wherein: the upper extrusion device is provided with an upper extrusion mounting seat and an upper extrusion adjusting mechanism, the transverse position of the upper extrusion mounting seat relative to the base is adjustable, the upper extrusion adjusting mechanism is provided with a main lifting slide block and a main lifting screw rod, the upper end of the main lifting screw rod penetrates through the upper extrusion mounting seat, and the main lifting screw rod is in threaded connection with the main lifting slide block; the upper extrusion adjusting mechanism is also provided with two auxiliary lifting slide blocks and two auxiliary lifting screw rods, the upper end of each auxiliary lifting screw rod penetrates through the main lifting slide block, each auxiliary lifting screw rod is respectively in threaded connection with one auxiliary lifting slide block, and an upper extrusion roller is assembled on each auxiliary lifting slide block.
4. The five-roller extruding machine for high-frequency welded pipe forming according to claim 3, wherein: the bending radius of the working surface of the upper extrusion roller is 8-12% larger than that of the corresponding high-frequency welded pipe product.
5. The five-roller extruding machine for high-frequency welded pipe forming according to claim 4, wherein: the upper extrusion device is provided with a transverse adjusting screw rod, and the transverse adjusting screw rod is in threaded fit with the upper extrusion mounting seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120775514.XU CN215697074U (en) | 2021-04-16 | 2021-04-16 | Five-roller extruding machine for high-frequency welded pipe forming |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120775514.XU CN215697074U (en) | 2021-04-16 | 2021-04-16 | Five-roller extruding machine for high-frequency welded pipe forming |
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| CN215697074U true CN215697074U (en) | 2022-02-01 |
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| CN202120775514.XU Active CN215697074U (en) | 2021-04-16 | 2021-04-16 | Five-roller extruding machine for high-frequency welded pipe forming |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113198889A (en) * | 2021-04-16 | 2021-08-03 | 凌云工业股份有限公司 | Five-roller extruding machine for high-frequency welded pipe with special-shaped section |
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2021
- 2021-04-16 CN CN202120775514.XU patent/CN215697074U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113198889A (en) * | 2021-04-16 | 2021-08-03 | 凌云工业股份有限公司 | Five-roller extruding machine for high-frequency welded pipe with special-shaped section |
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