CN114054499B - High-strength waste heat forming machine - Google Patents
High-strength waste heat forming machine Download PDFInfo
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- CN114054499B CN114054499B CN202111346004.1A CN202111346004A CN114054499B CN 114054499 B CN114054499 B CN 114054499B CN 202111346004 A CN202111346004 A CN 202111346004A CN 114054499 B CN114054499 B CN 114054499B
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- waste heat
- forming machine
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- 239000002918 waste heat Substances 0.000 title claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims abstract description 114
- 238000005452 bending Methods 0.000 claims abstract description 39
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 11
- 239000010959 steel Substances 0.000 claims abstract description 11
- 230000008859 change Effects 0.000 claims abstract description 6
- 238000001514 detection method Methods 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 238000005096 rolling process Methods 0.000 description 7
- 238000013000 roll bending Methods 0.000 description 6
- 230000003028 elevating effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/08—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling structural sections, i.e. work of special cross-section, e.g. angle steel
- B21B1/095—U-or channel sections
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B31/00—Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
- B21B31/16—Adjusting or positioning rolls
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B31/00—Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
- B21B31/16—Adjusting or positioning rolls
- B21B31/18—Adjusting or positioning rolls by moving rolls axially
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B31/00—Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
- B21B31/16—Adjusting or positioning rolls
- B21B31/20—Adjusting or positioning rolls by moving rolls perpendicularly to roll axis
- B21B31/32—Adjusting or positioning rolls by moving rolls perpendicularly to roll axis by liquid pressure, e.g. hydromechanical adjusting
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention relates to a high-strength waste heat forming machine, which belongs to the technical field of metallurgical equipment and comprises an upper roller and a lower roller which are respectively positioned on the upper side and the lower side of a travelling steel wire; the upper roller comprises an upper transmission shaft with two ends supported on an upper supporting seat and an upper roller sleeve fixed on the upper transmission shaft, and the upper supporting seat is connected with an upper lifting device so that the upper supporting seat can lift relative to the frame; the lower roller comprises a lower transmission shaft with two ends supported on a lower supporting seat and a lower roller sleeve fixed on the lower transmission shaft, and the lower supporting seat is arranged on the frame; the lower roller sleeve and the upper roller sleeve form a forming hole pattern; a roller bending device is arranged between the upper transmission shaft and the lower transmission shaft to control the change of the forming hole pattern. By arranging the roller bending device, the invention not only can control the size of the forming hole pattern, but also can act as a supporting device, can reduce the deformation of the upper transmission shaft and the lower transmission shaft, and solves the problem of forming hole pattern deformation caused by easy deformation of the transmission shaft in the prior art.
Description
Technical Field
The invention belongs to the technical field of metallurgical equipment, and relates to a high-strength waste heat forming machine.
Background
At present, steel cold roll bending section steel for a structure is generally produced by adopting a single-flow hole type forming machine, so that the variety and specification of large heavy section steel required by the market are limited, and the hole type cannot be adjusted on line.
Disclosure of Invention
In view of the above, the present invention is directed to a high-strength waste heat forming machine to realize on-line adjustment of the hole pattern.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the high-strength waste heat forming machine comprises an upper roller and a lower roller which are respectively positioned at the upper side and the lower side of the travelling steel wire; the upper roller comprises an upper transmission shaft with two ends supported on an upper supporting seat and an upper roller sleeve fixed on the upper transmission shaft, and the upper supporting seat is connected with an upper lifting device so that the upper supporting seat can lift relative to the frame; the lower roller comprises a lower transmission shaft with two ends supported on a lower supporting seat and a lower roller sleeve fixed on the lower transmission shaft, and the lower supporting seat is arranged on the frame; the lower roller sleeve and the upper roller sleeve form a forming hole pattern; a roller bending device is arranged between the upper transmission shaft and the lower transmission shaft to control the change of the forming hole pattern.
Optionally, the supporting positions of the two ends of the upper transmission shaft and the lower transmission shaft are the same; the roller bending device is positioned at two ends of the upper transmission shaft or the lower transmission shaft, and the center of the roller bending device falls outside the supporting center of the upper supporting seat or the lower supporting seat; one end of the roller bending device is connected with the upper supporting seat, and the other end is connected with the lower supporting seat; the distance between the center of the roller bending device and the supporting center of the upper supporting seat or the lower supporting seat is b3, and b3 is determined according to the stress of the upper transmission shaft and the lower transmission shaft so as to reduce the deformation of the upper transmission shaft and the lower transmission shaft.
Optionally, the roller bending device comprises 2n roller bending hydraulic cylinders which are uniformly distributed on two sides of the upper transmission shaft or the lower transmission shaft, and n is a natural number not less than 1.
Optionally, two upper roller sleeves and two lower roller sleeves are respectively arranged on the upper transmission shaft and the lower transmission shaft to form two forming holes.
Optionally, the upper transmission shaft and the lower transmission shaft are connected with a hole type axial adjustment positioning device capable of adjusting the axial position of the upper transmission shaft and the lower transmission shaft.
Optionally, the hole type axial adjustment positioning device comprises a fixed inclined plate fixedly connected with the frame, a positioning plate connected with the lower supporting seat or the upper supporting seat, and a sliding inclined plate positioned between the fixed inclined plate and the positioning plate, wherein the positioning plate is connected with a positioning hydraulic cylinder, the sliding inclined plate is connected with an inclined wedge structure is formed between the sliding inclined plate and the fixed inclined plate so as to realize the axial position adjustment of the corresponding upper transmission shaft or lower transmission shaft.
Optionally, the hole type axial adjustment positioning device further comprises a loose clamping hydraulic cylinder so that the positioning plate can move along the axial direction of the upper transmission shaft or the lower transmission shaft, the loose clamping hydraulic cylinder is arranged on the fixed inclined plate or the rack, and the output end of the loose clamping hydraulic cylinder is connected with the positioning plate.
Optionally, the hole type axial adjustment positioning device further comprises a distance adjusting screw to realize fine adjustment of the axial position of the upper transmission shaft or the lower transmission shaft; the distance-adjusting screw is perpendicular to the axial direction of the corresponding upper transmission shaft or lower transmission shaft, and the small end of the distance-adjusting screw passes through a connecting hole formed in the sliding sloping plate to be in threaded connection with the fixed sloping plate.
Optionally, a spherical support block concave to the frame is arranged at the contact position of the frame and the lower support seat; the lower supporting seat is connected with a lower lifting device so that the lower supporting seat can lift relative to the frame; the lower lifting device comprises a lower hydraulic cylinder, and the spherical support block is arranged at the output end of the lower hydraulic cylinder so as to enlarge the contact area with the lower support seat.
Optionally, the lifting device and the roller bending device are provided with a position detector and a pressure detector to detect the position of the output end and the pressure of the output end, so that the forming size can be adjusted and controlled on line according to the detection data.
The invention has the beneficial effects that: by arranging the roller bending device, the size of the forming hole pattern can be controlled, the roller bending device also serves as a supporting device, the deformation of the upper transmission shaft and the lower transmission shaft can be reduced, and the problem of deformation of the forming hole pattern caused by easy deformation of the transmission shaft in the prior art is solved; the hot-rolled strip high-strength waste heat forming device has market popularization value in the technical field of hot-rolled strip high-strength waste heat forming devices in the metallurgical industry and other roll bending metal section bar equipment, and has good market prospect.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objects and other advantages of the invention may be realized and obtained by means of the instrumentalities and combinations particularly pointed out in the specification.
Drawings
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in the following preferred detail with reference to the accompanying drawings, in which:
FIG. 1 is a front view of the high-strength waste heat forming machine of the present invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1 (double hole type);
FIG. 3 is a schematic diagram of a hole type axial adjustment positioning device;
FIG. 4 is a schematic diagram II of a hole type axial adjustment positioning device;
FIG. 5 is a schematic diagram of a forming pass variation, wherein:
FIG. 5a is a schematic view of an initial forming stage;
FIG. 5b is a schematic diagram of an intermediate molding stage;
FIG. 5c is a schematic diagram of the final state;
fig. 6 is a schematic diagram of a transmission shaft force deformation, wherein:
FIG. 6a is a schematic representation of the deformation of the drive shaft when subjected to rolling and control forces;
FIG. 6b is a schematic diagram showing the deformation of the drive shaft when it is subjected to a rolling force;
FIG. 6c is a schematic representation of the deformation of the drive shaft under controlled force;
fig. 7 is a cross-sectional view A-A (single pass) of fig. 1.
Reference numerals: the device comprises a frame 10, a transmission side frame 11, an operation side frame 12, an upper cross beam 13, a lower cross beam 14, an upper roller 20, a bearing seat 21, a bearing 22, an upper transmission shaft 23, a first upper tightening sleeve 24, an upper roller type sleeve 25, a tightening sleeve 26, a second upper tightening sleeve 27, a lower roller 30, a bearing seat 31, a lower roller type sleeve 32, a lower transmission shaft 33, a lower tightening sleeve 34, a lower tightening sleeve 35, a replacement roller 36, a lifting device 40, a spherical pad assembly 50, a roller bending device 60, a hole type axial adjustment positioning device 70, a positioning plate 71, a positioning cylinder 72, a sloping plate cylinder 73, a loose clamping cylinder 74, a fixed sloping plate 75, a sliding sloping plate 76, a bolt 77, a distance adjusting screw 78 and a hole type centering roller changing device 90.
Detailed Description
Other advantages and effects of the present invention will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present invention with reference to specific examples. The invention may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present invention. It should be noted that the illustrations provided in the following embodiments merely illustrate the basic idea of the present invention by way of illustration, and the following embodiments and features in the embodiments may be combined with each other without conflict.
Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to limit the invention; for the purpose of better illustrating embodiments of the invention, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numbers in the drawings of embodiments of the invention correspond to the same or similar components; in the description of the present invention, it should be understood that, if there are terms such as "upper", "lower", "left", "right", "front", "rear", etc., that indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but not for indicating or suggesting that the referred device or element must have a specific azimuth, be constructed and operated in a specific azimuth, so that the terms describing the positional relationship in the drawings are merely for exemplary illustration and should not be construed as limiting the present invention, and that the specific meaning of the above terms may be understood by those of ordinary skill in the art according to the specific circumstances.
Referring to fig. 1 to 7, the high-strength waste heat forming machine includes an upper roller 20 and a lower roller 30 respectively positioned at the upper and lower sides of the travelling steel wire; the upper roller 20 includes an upper driving shaft 23 with both ends supported on an upper supporting seat, which is connected with an upper elevating device to enable the upper supporting seat to be elevated with respect to the frame 10, and an upper roller-type cover 25 fixed on the upper driving shaft 23; the lower roller 30 comprises a lower transmission shaft 33 with two ends supported on a lower supporting seat and a lower roller sleeve 32 fixed on the lower transmission shaft 33, and the lower supporting seat is arranged on the frame 10; the lower roll sleeve 32 and the upper roll sleeve 25 form a forming hole pattern; a roller bending device 60 is provided between the upper drive shaft 23 and the lower drive shaft 33 to control the size of the forming hole pattern. During the rolling process, the upper lifting device provides rolling force, and the roller bending device 60 provides control force to control the change of the forming pass.
Alternatively, the roller bending device 60 is located at both ends of the upper or lower driving shaft 23 or 33 and the center thereof falls outside the supporting center of the upper or lower supporting seat; the roller bending device 60 is a telescopic mechanism, one end of the roller bending device is connected with the upper supporting seat, and the other end of the roller bending device is connected with the lower supporting seat; the distance between the center of the roller bending device 60 and the support center of the upper support base or the lower support base is b3, and b3 is determined according to the stress of the upper transmission shaft 23 and the lower transmission shaft 33 so as to reduce the deformation of the upper transmission shaft 23 and the lower transmission shaft 33.
The roll bending device 60 not only can change the interval between the two transmission shafts and control the change of the forming hole patterns, but also can act as a supporting device, can reduce the deformation of the upper transmission shaft 23 and the lower transmission shaft 33, and solves the problem of deformation of the forming hole patterns caused by easy deformation of the transmission shafts in the prior art.
Alternatively, the roller bending device 60 includes 2n roller cylinders and is uniformly distributed on both sides of the upper transmission shaft 23 or the lower transmission shaft 33, where n is a natural number not less than 1.
In order to achieve double flow production, the present invention provides two upper roller type bushings 25 and two lower roller type bushings 32 on the upper and lower drive shafts 23 and 33, respectively, to form two forming holes.
Optionally, the upper and lower drive shafts 23 and 33 are connected with a hole type axial adjustment positioning device 70 capable of adjusting the axial position thereof to achieve an axial adjustment positioning hole type.
Optionally, the hole type axial adjustment positioning device 70 includes a fixed inclined plate 75 fixedly connected with the frame 10, a positioning plate 71 connected with the lower support seat or the upper support seat, and a sliding inclined plate 76 located between the fixed inclined plate 75 and the positioning plate 71, the positioning plate 71 is connected with a positioning hydraulic cylinder, the sliding inclined plate 76 is connected with a inclined plate hydraulic cylinder, and an inclined wedge structure is formed between the sliding inclined plate 76 and the fixed inclined plate 75 to realize axial position adjustment corresponding to the upper transmission shaft 23 or the lower transmission shaft 33.
Optionally, the hole type axial adjustment positioning device 70 further comprises a loose hydraulic cylinder to enable the positioning plate 71 to move along the axial direction of the upper transmission shaft 23 or the lower transmission shaft 33, the loose hydraulic cylinder is mounted on the fixed inclined plate 75 or the frame 10, and the output end is connected with the positioning plate 71.
Optionally, the hole-type axial adjustment positioning device 70 further comprises a distance-adjusting screw 78 to achieve fine adjustment of the axial position of the upper transmission shaft 23 or the lower transmission shaft 33; the distance adjusting screw 78 is disposed perpendicularly to the axial direction of the corresponding upper transmission shaft 23 or lower transmission shaft 33, and the small end is screwed with the fixed swash plate 75 through a connection hole provided on the sliding swash plate 76.
Optionally, a spherical support block concave to the frame 10 is arranged at the contact position of the frame 10 and the lower support seat; the lower support seat is connected with a lower lifting device so that the lower support seat can lift relative to the frame 10; the lower lifting device comprises a lower hydraulic cylinder, and the spherical support block is arranged at the output end of the lower hydraulic cylinder so as to enlarge the contact area with the lower support seat. The lower lifting device is arranged, so that roller changing operation can be facilitated.
Optionally, the upper lifting device 40 and the roller bending device 60 are provided with a position detector and a pressure gauge connected with a control system of the forming machine so as to monitor the positions and output pressures of the lifting device 40 and the roller bending device 60 and realize on-line accurate adjustment and control of the forming hole pattern size according to detection data.
The invention can process the wide and thick plate with the thickness not more than 50mm and the width not more than 6000mm into the roll bending section steel, has market popularization value in the technical field of hot rolled plate strip high-strength waste heat forming equipment and other roll bending metal section bar equipment in the metallurgical industry, and has good implementation prospect.
The meanings of the symbols in the figures are as follows:
a: center distance between the upper drive shaft 23 and the lower drive shaft 33;
b1: center distance between forming holes;
b2: the distance between the supporting centers of the two supporting seats,
b3: the distance between the center of the roller bending device 60 and the support center of the upper support base or the lower support base;
p1 to P3: respectively representing the stress of the transmission shaft corresponding to the forming hole pattern, the supporting center of the supporting seat and the center position of the roller bending device 60;
s21, s22: respectively showing the vertical deformation of the upper transmission shaft 23 and the lower transmission shaft 33 corresponding to the positions of the forming hole patterns when being subjected to rolling force;
s31, s32: representing the vertical deformation of the upper drive shaft 23 and the lower drive shaft 33 corresponding to the positions of the forming hole patterns when the force is controlled;
s1 and s3: respectively representing the vertical deformation of the upper transmission shaft 23 corresponding to the forming hole pattern and the supporting center position of the supporting seat when being subjected to rolling force and control force;
s2 and s4: respectively representing the vertical deformation of the lower transmission shaft 33 corresponding to the forming hole pattern and the supporting center position of the supporting seat when being subjected to rolling force and control force;
t1, t2: indicating the adjustment gap;
wherein s1=s21-s 31, s2=s22-s 32.
Examples
A high-strength waste heat forming machine mainly comprises a frame 10, an upper roller 20, a lower roller 30, a lifting device 40, a spherical pad assembly 50, a roller bending device 60, a hole type axial adjustment positioning device 70, a transmission device and a hole type centering roller changing device 90. The upper roll 20 and the lower roll 30 are disposed opposite to form a forming hole pattern. The elevating means 40 is provided at both upper and lower sides of the frame for driving the movement of the upper roller 20 or the lower roller 30 in the vertical direction. A roll bending device 60 is located between the upper roll 20 and the lower roll 30 for adjusting and controlling the forming hole pattern size. The hole type axial adjustment positioning device 70 is arranged corresponding to the upper roller 20 and the lower roller 30 and is used for axially adjusting and positioning the forming hole type. The upper roller 20 and the lower roller 30 are connected with a transmission device for driving the transmission shaft to rotate. The hole type centering roll changing device 90 is used for quickly changing the upper roll 20 and the lower roll 30 and adjusting the positioning.
The frame 10: the device mainly comprises a transmission side frame 11, an operation side frame 12, an upper cross beam 13, a lower cross beam 14 and connecting pieces; for supporting and mounting the upper roller 20, the lower roller 30, the elevating device 40, etc. The transmission side frame 11 and the operation side frame 12 are oppositely arranged left and right, the upper cross beam 13 and the lower cross beam 14 are oppositely arranged up and down, and two ends of the upper cross beam and the lower cross beam are fixedly connected with the transmission side frame 11 and the operation side frame 12 respectively.
Upper roller 20: the device mainly comprises an upper supporting seat 21, a bearing 22, an upper transmission shaft 23, a first upper tightening sleeve 24, an upper roller sleeve 25, an upper tightening sleeve 26, a second upper tightening sleeve 27 and a positioning connecting piece.
Lower roller 30: mainly comprises a lower supporting seat 31, a bearing 22, a lower roller sleeve 32, a lower transmission shaft 33, a lower tightening sleeve 34, a lower tensioning sleeve 35, a replacement roller 36 and a positioning connecting piece.
Lifting device 40: the device mainly comprises a lifting hydraulic cylinder, a position detector, a pressure gauge, a spherical pad assembly 50 and connecting pieces; the size of the forming hole pattern can be adjusted and controlled on line according to the detection data in the production process.
Roller bending device 60: mainly comprises a roller bending hydraulic cylinder, a position detector, a pressure gauge, a spherical pad and a connecting piece, and balances an upper roller; the size of the forming hole pattern can be adjusted and controlled on line according to the detection data in the production process.
Hole type axial adjustment positioning device 70: the hydraulic device mainly comprises a positioning plate 71, a positioning hydraulic cylinder 72, a sloping plate hydraulic cylinder 73, a releasing hydraulic cylinder 74 (hydraulic pressure and/or hydraulic pressure+spring), a fixed sloping plate 75, a sliding sloping plate 76, a bolt 77 and a distance adjusting screw 78; the axial adjustment positioning hole patterns can be adjusted on line according to the detection data in the production process.
Hole type centering roll changing device 90: the device mainly comprises a push-pull hydraulic cylinder, a position detector, a pressure gauge and a positioning connecting piece, and the position size can be adjusted according to detection data in the roll changing process.
The transmission device comprises: the transmission side frame 11 is arranged at the outer side of the transmission side frame and is used for driving the transmission shaft to rotate and mainly comprises a motor, a speed reducer and a coupler.
The invention realizes the single-flow and double-flow production of the section steel, and can adopt a plurality of machine frame combinations according to the requirements of products. The forming hole type can be automatically adjusted according to the requirement of producing the profile steel, and conditions are created for intelligent control. The roller bending device has a supporting function, reduces the deformation of the transmission shaft, solves the deformation problem of the forming hole type, and improves the product quality. The double-flow production of the profile steel can obviously improve the production efficiency, and has obvious energy-saving and emission-reducing effects.
The invention realizes on-line intelligent adjustment of the forming hole patterns, solves the problem of stress deformation positioning of the forming hole patterns of the forming machine, and improves the product quality and the production efficiency.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the present invention, which is intended to be covered by the claims of the present invention.
Claims (9)
1. High-strength waste heat forming machine, its characterized in that: comprises an upper roller and a lower roller which are respectively positioned at the upper side and the lower side of the walking steel wire; the upper roller comprises an upper transmission shaft with two ends supported on an upper supporting seat and an upper roller sleeve fixed on the upper transmission shaft, and the upper supporting seat is connected with an upper lifting device so that the upper supporting seat can lift relative to the frame; the lower roller comprises a lower transmission shaft with two ends supported on a lower supporting seat and a lower roller sleeve fixed on the lower transmission shaft, and the lower supporting seat is arranged on the frame; the lower roller sleeve and the upper roller sleeve form a forming hole pattern; a roller bending device is arranged between the upper transmission shaft and the lower transmission shaft to control the change of the forming hole pattern; the roller bending device is a telescopic mechanism, one end of the roller bending device is connected with the upper supporting seat, and the other end of the roller bending device is connected with the lower supporting seat; the supporting positions of the two ends of the upper transmission shaft and the lower transmission shaft are the same; the roller bending device is positioned at two ends of the upper transmission shaft or the lower transmission shaft, and the center of the roller bending device falls outside the supporting center of the upper supporting seat or the lower supporting seat; the distance between the center of the roller bending device and the supporting center of the upper supporting seat or the lower supporting seat is b3, and b3 is determined according to the stress of the upper transmission shaft and the lower transmission shaft so as to reduce the deformation of the upper transmission shaft and the lower transmission shaft.
2. The high-strength waste heat forming machine according to claim 1, wherein: the roller bending device comprises 2n roller bending hydraulic cylinders which are uniformly distributed on two sides of the upper transmission shaft or the lower transmission shaft, and n is a natural number not less than 1.
3. The high-strength waste heat forming machine according to claim 1, wherein: and the upper transmission shaft and the lower transmission shaft are respectively provided with two upper roller sleeves and two lower roller sleeves so as to form two forming holes.
4. The high-strength waste heat forming machine according to claim 1, wherein: the upper transmission shaft and the lower transmission shaft are connected with a hole type axial adjusting and positioning device capable of adjusting the axial position of the upper transmission shaft and the lower transmission shaft.
5. The high-strength waste heat forming machine according to claim 4, wherein: the hole type axial adjustment positioning device comprises a fixed inclined plate fixedly connected with the frame, a positioning plate connected with the lower supporting seat or the upper supporting seat, and a sliding inclined plate positioned between the fixed inclined plate and the positioning plate, wherein the positioning plate is connected with a positioning hydraulic cylinder, the sliding inclined plate is connected with the inclined plate hydraulic cylinder, and an inclined wedge structure is formed between the sliding inclined plate and the fixed inclined plate so as to realize the axial position adjustment corresponding to the upper transmission shaft or the lower transmission shaft.
6. The high-strength waste heat forming machine according to claim 5, wherein: the hole type axial adjustment positioning device further comprises a loose clamping hydraulic cylinder so that the positioning plate can move along the axial direction of the upper transmission shaft or the lower transmission shaft, the loose clamping hydraulic cylinder is arranged on the fixed inclined plate or the rack, and the output end of the loose clamping hydraulic cylinder is connected with the positioning plate.
7. The high-strength waste heat forming machine according to claim 5, wherein: the hole type axial adjustment positioning device further comprises a distance adjustment screw to realize the fine adjustment of the axial position of the upper transmission shaft or the lower transmission shaft; the distance-adjusting screw is perpendicular to the axial direction of the corresponding upper transmission shaft or lower transmission shaft, and the small end of the distance-adjusting screw passes through a connecting hole formed in the sliding sloping plate to be in threaded connection with the fixed sloping plate.
8. The high-strength waste heat forming machine according to claim 1, wherein: the upper lifting device and the roller bending device are provided with a position detector and a pressure detector to detect the position of the output end and the pressure of the output end, so that the forming size can be adjusted and controlled on line according to detection data.
9. The high-strength waste heat forming machine according to claim 1, wherein: a spherical support block concaved towards the frame is arranged at the contact position of the frame and the lower support seat; the lower supporting seat is connected with a lower lifting device so that the lower supporting seat can lift relative to the frame; the lower lifting device comprises a lower hydraulic cylinder, and the spherical support block is arranged at the output end of the lower hydraulic cylinder so as to enlarge the contact area with the lower support seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202111346004.1A CN114054499B (en) | 2021-11-15 | 2021-11-15 | High-strength waste heat forming machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111346004.1A CN114054499B (en) | 2021-11-15 | 2021-11-15 | High-strength waste heat forming machine |
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| Publication Number | Publication Date |
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| CN114054499A CN114054499A (en) | 2022-02-18 |
| CN114054499B true CN114054499B (en) | 2023-11-28 |
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Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3841980A1 (en) * | 1988-12-14 | 1990-06-21 | Schloemann Siemag Ag | Six-high rolling mill |
| JPH049221A (en) * | 1990-04-25 | 1992-01-14 | Nippon Steel Metal Prod Co Ltd | Cold roll forming machine |
| JPH06269858A (en) * | 1993-03-22 | 1994-09-27 | Komatsu Ltd | Bending machine |
| JPH07100513A (en) * | 1993-10-01 | 1995-04-18 | Ube Ind Ltd | Rolling mill |
| JP2000343134A (en) * | 1999-06-01 | 2000-12-12 | Kawasaki Steel Corp | Welding steel pipe manufacturing device |
| JP2006272342A (en) * | 2005-03-28 | 2006-10-12 | Jfe Steel Kk | Method and device for bending claw of hat-type steel sheet piling joint |
| CN101143375A (en) * | 2007-10-26 | 2008-03-19 | 长治钢铁（集团）锻压机械制造有限公司 | Metal sheet bending machine with controllable top and bottom rolls deformation amount |
| KR20100001975U (en) * | 2008-08-14 | 2010-02-24 | 원진산업 주식회사 | Roll forming machine |
| CN101856686A (en) * | 2010-05-26 | 2010-10-13 | 厦门旺坤顺科技有限公司 | Double wave metal net shaping machine |
| CN202387783U (en) * | 2011-12-31 | 2012-08-22 | 中冶京诚工程技术有限公司 | Multi-roller straightening machine |
| CN106925688A (en) * | 2015-12-29 | 2017-07-07 | (株)星宇Hitech | Form the roll forming apparatus of variable thickness plate |
| CN213378639U (en) * | 2020-10-09 | 2021-06-08 | 张家港市赛博科技有限公司 | Cold bending forming machine capable of adjusting bending angle |
| CN113634633A (en) * | 2021-08-12 | 2021-11-12 | 中冶赛迪装备有限公司 | Double-flow rolling forming device for structural steel |
-
2021
- 2021-11-15 CN CN202111346004.1A patent/CN114054499B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3841980A1 (en) * | 1988-12-14 | 1990-06-21 | Schloemann Siemag Ag | Six-high rolling mill |
| JPH049221A (en) * | 1990-04-25 | 1992-01-14 | Nippon Steel Metal Prod Co Ltd | Cold roll forming machine |
| JPH06269858A (en) * | 1993-03-22 | 1994-09-27 | Komatsu Ltd | Bending machine |
| JPH07100513A (en) * | 1993-10-01 | 1995-04-18 | Ube Ind Ltd | Rolling mill |
| JP2000343134A (en) * | 1999-06-01 | 2000-12-12 | Kawasaki Steel Corp | Welding steel pipe manufacturing device |
| JP2006272342A (en) * | 2005-03-28 | 2006-10-12 | Jfe Steel Kk | Method and device for bending claw of hat-type steel sheet piling joint |
| CN101143375A (en) * | 2007-10-26 | 2008-03-19 | 长治钢铁（集团）锻压机械制造有限公司 | Metal sheet bending machine with controllable top and bottom rolls deformation amount |
| KR20100001975U (en) * | 2008-08-14 | 2010-02-24 | 원진산업 주식회사 | Roll forming machine |
| CN101856686A (en) * | 2010-05-26 | 2010-10-13 | 厦门旺坤顺科技有限公司 | Double wave metal net shaping machine |
| CN202387783U (en) * | 2011-12-31 | 2012-08-22 | 中冶京诚工程技术有限公司 | Multi-roller straightening machine |
| CN106925688A (en) * | 2015-12-29 | 2017-07-07 | (株)星宇Hitech | Form the roll forming apparatus of variable thickness plate |
| CN213378639U (en) * | 2020-10-09 | 2021-06-08 | 张家港市赛博科技有限公司 | Cold bending forming machine capable of adjusting bending angle |
| CN113634633A (en) * | 2021-08-12 | 2021-11-12 | 中冶赛迪装备有限公司 | Double-flow rolling forming device for structural steel |
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| CN114054499A (en) | 2022-02-18 |
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