CN109226353A - A kind of angle steel molding machine and its application method - Google Patents
A kind of angle steel molding machine and its application method Download PDFInfo
- Publication number
- CN109226353A CN109226353A CN201811278545.3A CN201811278545A CN109226353A CN 109226353 A CN109226353 A CN 109226353A CN 201811278545 A CN201811278545 A CN 201811278545A CN 109226353 A CN109226353 A CN 109226353A
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- 238000000465 moulding Methods 0.000 title claims abstract description 96
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 81
- 239000010959 steel Substances 0.000 title claims abstract description 81
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000010438 heat treatment Methods 0.000 claims description 17
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 6
- 239000003638 chemical reducing agent Substances 0.000 claims description 4
- 230000002787 reinforcement Effects 0.000 claims description 4
- 230000008719 thickening Effects 0.000 claims description 4
- 239000002994 raw material Substances 0.000 claims description 2
- 238000005452 bending Methods 0.000 abstract description 15
- 238000005096 rolling process Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000013078 crystal Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
- B21D3/02—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts by rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/16—Heating or cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/08—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by rollers
- B21D43/09—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by rollers by one or more pairs of rollers for feeding sheet or strip material
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a kind of angle steel molding machine and its application methods, including the clamping and conveying device set gradually from left to right, first verticle roll unit, second verticle roll unit, first molding machine, third verticle roll unit, second molding machine, 4th verticle roll unit and third molding machine, fixation device is equipped on the outside of first verticle roll unit and the second verticle roll unit, clamping and conveying device is connected with roller-way, roller-way is used to strip being sent into clamping and conveying device, strip successively passes through clamping and conveying device, first verticle roll unit, second verticle roll unit, first molding machine, third verticle roll unit, second molding machine, 4th verticle roll unit and third molding machine, clamping and conveying device is connected with first motor, first molding machine is connected with the second motor, second molding machine is connected with third motor, third molding machine is connected with the 4th motor.The present invention improves the bearing capacity of angle steel, and bending resistant section coefficient increases.
Description
Technical field
The present invention relates to angle steel field shaping techniques, more particularly to a kind of angle steel molding machine and its application method.
Background technique
Angle steel in the prior art is made by using hot rolling and cold roll forming.The defect of hot-rolled angle steel is in the operation of rolling
Edge is thinned, and by it is curved when, edge stress is maximum, at weak link, causes the bearing capacity of angle steel small, and the moment of inertia is small,
Bending resistant section coefficient is small, and furthermore production cost is also high.The defect of cold bending angle iron is, in Cold Bending, knee is thinning, leads to angle
The bearing capacity of steel is small, i.e., its moment of inertia is small, and bending resistant section coefficient is small；In addition, production heavy wall angle steel is difficult big.
Summary of the invention
The object of the present invention is to provide a kind of angle steel molding machine and its application methods, above-mentioned of the existing technology to solve
Problem improves the bearing capacity of angle steel, and bending resistant section coefficient increases.
To achieve the above object, the present invention provides following schemes:
The present invention provides a kind of angle steel molding machines, including clamping and conveying device, the first edger roll dress set gradually from left to right
It sets, the second verticle roll unit, the first molding machine, third verticle roll unit, the second molding machine, the 4th verticle roll unit and third molding machine,
Fixation device is equipped on the outside of first verticle roll unit and second verticle roll unit, the clamping and conveying device is connected with roller-way, institute
Roller-way is stated for strip to be sent into the clamping and conveying device, the strip is successively filled by the clamping and conveying device, first edger roll
It sets, is second verticle roll unit, first molding machine, the third verticle roll unit, second molding machine, the described 4th vertical
Roller arrangement and the third molding machine, the clamping and conveying device are connected with first motor, and first molding machine is connected with the second electricity
Machine, second molding machine are connected with third motor, and the third molding machine is connected with the 4th motor.
Preferably, the spacing of two edger rolls of first verticle roll unit and second verticle roll unit is less than the strip
Width, the roll shape angle of the edger roll of first verticle roll unit and second verticle roll unit is 0 °, the third edger roll
The roll shape angle of the edger roll of device is 20 ° -40 °, 50 ° -70 ° of roll shape angle of the edger roll of the 4th verticle roll unit.
Preferably, the roll shape angle of the edger roll of the third verticle roll unit is 30 °, the edger roll of the 4th verticle roll unit
60 ° of roll shape angle.
Preferably, the roll shape angle of the edger roll of the roll shape angle of the roller of first molding machine and the third verticle roll unit
To spend equal, the roll shape angle of the roller of second molding machine is equal with the roll shape angle of edger roll of the 4th verticle roll unit,
The roll shape angle of the roller of the third molding machine is 90 °.
Preferably, the clamping and conveying device include carrying roller, pedestal, rack, top pinch roll device, bottom pinch roll device and according to
The first motor, speed reducer and the universal shaft of secondary connection, the rack are fixed on the pedestal, and the carrying roller is set to institute
It states the side of rack and is connect with the gantry rotation, the top pinch roll device is set to the upper of the rack and U-shaped opens in shelves
And can be moved up and down by oil cylinder in upper U-shaped open in shelves, the top pinch roll device and the upper U-shaped shelves of opening rotate company
Connect, the bottom pinch roll device be set under the rack it is U-shaped open in shelves and with it is described under it is U-shaped open shelves rotation connection, it is described
Top pinch roll device is set to the upside of the bottom pinch roll device, the top pinch roll device and the bottom pinch roll device point
Not Tong Guo a universal shaft connect with the retarder.
Preferably, the top pinch roll device is identical with the bottom pinch roll apparatus structure, the top pinch roll device packet
First bearing seat and the first roller are included, the both ends of first roller are respectively equipped with a first bearing seat, wherein described in one
The bearing cap of first bearing seat is equipped with for the first through hole across first roller one end；The carrying roller includes the second axis
Seat and the second roller are held, the both ends of second roller are respectively equipped with a second bearing seat, and the second bearing seat is fixed
In in the rack, wherein the bearing cap of a second bearing seat is equipped with for across the second of second roller one end
Through-hole.
Preferably, the carrying roller, the top pinch roll device and the bottom pinch roll device are all made of hierarchic structure, described
The mid diameter of hierarchic structure is less than the diameter at the hierarchic structure both ends.
Preferably, the fixation device includes clamping plate rack, upper clamp plate roller arrangement and lower clamp plate roller arrangement, the clamping plate machine
Frame is located at the outside of first verticle roll unit and second verticle roll unit, the upper clamp plate roller arrangement and the lower clamp plate roller
Device is set to the middle part of the clamping plate rack from top to bottom, and the upper clamp plate roller arrangement can be relative in the clamping plate rack
Lower movement, the strip is between the upper clamp plate roller arrangement and the lower clamp plate roller arrangement.
Preferably, the upper clamp plate roller arrangement includes adjusting bolt, roller frame and several third rollers, the adjusting bolt
One end and the roller frame it is hinged, the other end for adjusting bolt is lifted on the top of the clamping plate rack, institute by nut
It states roller frame to be set among the clamping plate rack and be slidably connected with the chassis wall of the clamping plate rack, several third rollers
Son is set in the roller frame by bearing and can be rotated relative to the roller frame；The lower clamp plate roller arrangement includes side by side
Several the 4th rollers being arranged, the both ends of every the 4th roller are equipped with bearing, and the bearing is set to the clamping plate
In the bearing hole of the chassis wall of rack.
A kind of application method of above-mentioned angle steel molding machine, comprising the following steps: with strip be raw material, by strip center part
950 DEG C or more are previously heated to, clamping and conveying device is sent by roller-way, the top pinch roll device and bottom pinch roll device of clamping and conveying device exist
It is rotated under the driving of first motor, the strip that middle part is heated is sequentially sent to the first verticle roll unit and the second verticle roll unit,
The upper and lower surface of strip is clamped by fixation device, and the first verticle roll unit and the second verticle roll unit squeeze strip two sides, steel band center
Heating part is extruded thickening, and then steel band enters the first type machine, and under the driving of the second motor, the first molding machine is to strip
Central heating part is rolled, and forms the reinforcement corner of angle steel, and on the basis of the center of strip, and strip is curved 30 ° of angles
Angle steel, the angle steel at 30 ° of angles then sequentially enters third verticle roll unit and the second molding machine, under third motor driven, second
Molding machine continues rolling to the central heating part at the steel angle at 30 ° of angles and reinforces, and using the center at the steel angle at 30 ° of angles as base
The steel angle at 30 ° of angles is curved the angle steel at 60 ° of angles by standard, and then the angle steel at 60 ° of angles sequentially enters the 4th verticle roll unit and third molding
Machine, under the 4th motor driven, third molding machine continues to roll to the central heating part of the angle steel at 60 ° of angles, and with 60 °
It is on the basis of the center of the angle steel at angle, the angle steel at 60 ° of angles is curved at an angle of 90, finished product angle steel is made.
The present invention achieves following technical effect compared with the existing technology: using local heating-extruding upsetting in the middle part of strip
Middle part heating part-bending simultaneously rolls the reinforcement curved molding mode in bending section-, greatly improves the crystal phase tissue of angle steel
Performance and bearing capacity are especially improved the bending resistance of edge and bending section, carrying roller, top pinch roll device and lower folder
Roller feeding device is all made of hierarchic structure, and the mid diameter of hierarchic structure is less than the diameter at hierarchic structure both ends, so that steel band heats
Part is not contacted with roll, temperature drop is reduced, in favor of subsequent rolling.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the main view of angle steel molding machine of the present invention；
Fig. 2 is the top view of angle steel molding machine of the present invention；
Fig. 3 is the main view of fixation device of the present invention；
Wherein: 1- clamping and conveying device, the first verticle roll unit of 2-, the second verticle roll unit of 3-, 4- fixation device, 5- first are formed
Machine, 6- third verticle roll unit, the second molding machine of 7-, the 4th verticle roll unit of 8-, 9- third molding machine, 10- carrying roller, 11- rack,
12- pedestal, 13- top pinch roll device, 14- bottom pinch roll device, 15- clamping plate rack, 16- first motor, 17- speed reducer, 18-
Universal shaft, the second motor of 19-, 20- third motor, the 4th motor of 21-, 22- molding machine retarder, 23- molding machine universal shaft,
24- quick separating structure, 25- oil cylinder, 26- upper clamp plate roller arrangement, 27- lower clamp plate roller arrangement, 28- adjusting bolt, 29- roller frame,
30- third roller, the 4th roller of 31-.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art under the premise of not making the creative labor it is obtained it is all its
His embodiment, shall fall within the protection scope of the present invention.
In the description of the present invention it is to be appreciated that term " on ", "lower", " left side " and " right side " instruction orientation or position
Relationship is orientation and positional relationship based on the figure, it is only for facilitate the structurally and operationally mode of description, rather than
Indicating or imply signified part must have a particular orientation, with the operation of specific orientation, thus should not be understood as to this
The limitation of invention.
The object of the present invention is to provide a kind of angle steel molding machine and its application methods, to solve of the existing technology ask
Topic, improves the bearing capacity of angle steel, and bending resistant section coefficient increases.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real
Applying mode, the present invention is described in further detail.
It is as shown in Figure 1-Figure 3: a kind of angle steel molding machine to be present embodiments provided, including the pinch set gradually from left to right
Device 1, the first verticle roll unit 2, the second verticle roll unit 3, the first molding machine 5, third verticle roll unit 6, the second molding machine the 7, the 4th
Fixation device 4, clamping and conveying device are equipped on the outside of verticle roll unit 8 and third molding machine 9, the first verticle roll unit 2 and the second verticle roll unit 3
1, the first verticle roll unit 2, the second verticle roll unit 3, the first molding machine 5, third verticle roll unit 6, the second molding machine 7, the 4th edger roll
Device 8, third molding machine 9 and fixation device 4 are directly fixed on ground by foundation bolt.Clamping and conveying device 1 is connected with roller
Road, roller-way are used to for strip being sent into clamping and conveying device, and strip successively passes through clamping and conveying device 1, the first verticle roll unit 2, the second edger roll dress
Set the 3, first molding machine 5, third verticle roll unit 6, the second molding machine 7, the 4th verticle roll unit 8 and third molding machine 9.First edger roll
Device 2 and the second verticle roll unit 3 are passive guide roller, are played the role of positioning to strip, and when work, the first verticle roll unit 2 and second are stood
The aperture of the upper and lower vertical rod of roller arrangement 3 adjusts to less than the plate of strip is wide, and strip is filled by the first verticle roll unit 2 and the second edger roll
When setting 3, the central heating part of steel band is extruded thickening, and third verticle roll unit 6 and the 4th verticle roll unit 8 play positioning to strip
Effect, while playing brake forming to strip.Clamping and conveying device 1 is connected with first motor 16, and the first molding machine 5 is connected with
Two motors 19, the second molding machine 7 are connected with third motor 20, and third molding machine 9 is connected with the 4th motor 21.Specifically, second
Motor 19, third motor 20 and the 4th motor 21 pass sequentially through respectively molding machine retarder 22, molding machine universal shaft 23 and quickly
Separated structure 24 is connect with the first molding machine 5, the second molding machine 7 and third molding machine 9.
Specifically, the spacing of two edger rolls of the first verticle roll unit 2 and the second verticle roll unit 3 is less than the width of strip, the
The roll shape angle of the edger roll of one verticle roll unit 2 and the second verticle roll unit 3 is 0 °, the roll shape angle of the edger roll of third verticle roll unit 6
Preferably 20 ° -40 ° of degree, 30 ° are more selected as, 50 ° -70 ° of the roll shape angle of the edger roll of the 4th verticle roll unit 8 is more selected as 60 °.
The roll shape angle of the roller of first molding machine 5 and the roll shape angle of the edger roll of third verticle roll unit 6 are equal, the second molding machine 7
The roll shape angle of roller is equal with the roll shape angle of edger roll of the 4th verticle roll unit 8, the roll shape angle of the roller of third molding machine 9
It is 90 °.
Clamping and conveying device 1 include carrying roller 10, pedestal 12, rack 11, top pinch roll device 13, bottom pinch roll device 14 and according to
First motor 16, speed reducer 17 and the universal shaft 18 of secondary connection.Specifically, rack 11 is fixed on pedestal 12, and carrying roller 10 is arranged
In rack 11 side and be rotatablely connected with rack 11, top pinch roll device 13 is set to the upper of rack 11 and U-shaped opens in shelves and energy
It is enough moved up and down by oil cylinder 25 in upper U-shaped open in shelves, top pinch roll device 13 and upper U-shaped shelves of opening are rotatablely connected.Specifically, oily
The cylinder body of cylinder 25 is set in rack, and the piston rod of oil cylinder 25 is fixedly connected with top pinch roll device 13.Bottom pinch roll device 14
Be set under rack 11 it is U-shaped open in shelves and it is U-shaped under open shelves rotation connection, top pinch roll device 13 is set to bottom pinch roll dress
14 upside is set, top pinch roll device 13 and bottom pinch roll device 14 are connect by a universal shaft 18 with retarder 17 respectively.Tool
Body, retarder 17 includes two output shafts, and two universal shafts 18 pass through an output of a shaft coupling and retarder 17 respectively
Axis connection.
Specifically, top pinch roll device 13 is identical with 14 structure of bottom pinch roll device, and top pinch roll device 13 includes first
Bearing block and the first roller, the both ends of the first roller are respectively equipped with a first bearing seat, wherein the bearing cap of a first bearing seat
It is equipped with for the first through hole across first roller one end.Carrying roller 10 includes second bearing seat and the second roller, the second roller
Both ends be respectively equipped with a second bearing seat, second bearing seat is fixed in rack 11, wherein the bearing cap of a second bearing seat
It is equipped with for the second through-hole across second roller one end.Carrying roller 10, top pinch roll device 13 and bottom pinch roll device 14 are equal
Using hierarchic structure, the mid diameter of hierarchic structure is less than the diameter at hierarchic structure both ends, so that steel band heating part and roll
It does not contact, temperature drop is reduced, in favor of subsequent rolling.
Fixation device 4 includes clamping plate rack 15, upper clamp plate roller arrangement 26 and lower clamp plate roller arrangement 27.Specifically, clamping plate machine
Frame 15 is located at the outside of the first verticle roll unit 2 and the second verticle roll unit 3, upper clamp plate roller arrangement 26 and lower clamp plate roller arrangement 27 from upper
The middle part of clamping plate rack 15 is set under and, upper clamp plate roller arrangement 26 can be moved up and down relative to clamping plate rack 15, strip position
Between upper clamp plate roller arrangement 26 and lower clamp plate roller arrangement 27.Specifically, upper clamp plate roller arrangement 26 includes adjusting bolt 28, roller frame
29 and several third rollers 30, one end and the roller frame 29 for adjusting bolt 28 are hinged, and the other end for adjusting bolt 28 passes through nut
It is lifted on the top of clamping plate rack 15, roller frame 29, which is set among clamping plate rack 15 and slides with the chassis wall of clamping plate rack 15, to be connected
It connects, several third rollers 30 are set in roller frame 29 by bearing and can be rotated relative to roller frame 29.Lower clamp plate roller dress
Setting 27 includes several the 4th rollers 31 arranged side by side, and the both ends of every the 4th roller 31 are equipped with bearing, and bearing is set to
In the bearing hole of the chassis wall of clamping plate rack 15.
The present embodiment additionally provides a kind of application method of above-mentioned angle steel molding machine, comprising the following steps: with strip is former
Material, is locally previously heated to 950 DEG C or more for strip center, is sent into clamping and conveying device 1, the top pinch roll of clamping and conveying device 1 by roller-way
Device 13 and bottom pinch roll device 14 are rotated under the driving of first motor 16, and the strip that middle part is heated is sequentially sent to the
One verticle roll unit 2 and the second verticle roll unit 3, the upper and lower surface of strip are clamped by fixation device 4, the first verticle roll unit 2 and second
Verticle roll unit 3 squeezes strip two sides, and steel band central heating part is extruded thickening, and then steel band enters the first type machine 5, second
Under the driving of motor 19, the first molding machine 5 rolls the central heating part of strip, forms the reinforcement corner of angle steel, and
On the basis of the center of strip, strip is curved to the angle steel at 30 ° of angles, the angle steel at 30 ° of angles then sequentially enters third verticle roll unit 6
With the second molding machine 7, third motor 20 driving under, the second molding machine 7 to the central heating part at the steel angle at 30 ° of angles continue into
Row rolling is reinforced, and on the basis of the center at the steel angle at 30 ° of angles, the steel angle at 30 ° of angles is curved to the angle steel at 60 ° of angles, then 60 ° of angles
Angle steel sequentially enter the 4th verticle roll unit 8 and third molding machine 9, the 4th motor 21 driving under, third molding machine 9 is to 60 °
The central heating part of the angle steel at angle continues to roll, and on the basis of the center of the angle steel at 60 ° of angles, by the angle steel at 60 ° of angles
It is curved at an angle of 90, finished product angle steel is made.
The present embodiment is reinforced curved using heating part-bending in the middle part of local heating in the middle part of strip-extruding upsetting and rolling
The curved molding mode of pars convoluta-is able to produce heavy wall angle steel, and edge is high compared with hot-rolled angle steel intensity, greatly improves angle steel
Crystal phase structure property and bearing capacity are especially improved the bending resistance of edge and bending section, guarantee angle steel the moment of inertia
Increase, bending resistant section coefficient increases and reduces production cost.
Specific part example is applied in this specification, and principle and implementation of the present invention are described, above embodiments
Explanation be merely used to help understand method and its core concept of the invention；At the same time, for those skilled in the art,
According to the thought of the present invention, there will be changes in the specific implementation manner and application range.In conclusion in this specification
Appearance should not be construed as limiting the invention.
Claims (10)
1. a kind of angle steel molding machine, it is characterised in that: including set gradually from left to right clamping and conveying device, the first verticle roll unit,
Second verticle roll unit, the first molding machine, third verticle roll unit, the second molding machine, the 4th verticle roll unit and third molding machine, it is described
Fixation device is equipped on the outside of first verticle roll unit and second verticle roll unit, the clamping and conveying device is connected with roller-way, the roller
Road is used to strip being sent into the clamping and conveying device, and the strip successively passes through the clamping and conveying device, first verticle roll unit, institute
State the second verticle roll unit, first molding machine, the third verticle roll unit, second molding machine, the 4th edger roll dress
It sets and is connected with first motor with the third molding machine, the clamping and conveying device, first molding machine is connected with the second motor, institute
It states the second molding machine and is connected with third motor, the third molding machine is connected with the 4th motor.
2. angle steel molding machine according to claim 1, it is characterised in that: first verticle roll unit and second edger roll
The spacing of two edger rolls of device is less than the width of the strip, first verticle roll unit and second verticle roll unit it is vertical
The roll shape angle of roller is 0 °, and the roll shape angle of the edger roll of the third verticle roll unit is 20 ° -40 °, the 4th verticle roll unit
50 ° -70 ° of roll shape angle of edger roll.
3. angle steel molding machine according to claim 2, it is characterised in that: the roll shape angle of the edger roll of the third verticle roll unit
Degree is 30 °, 60 ° of roll shape angle of the edger roll of the 4th verticle roll unit.
4. angle steel molding machine according to claim 2, it is characterised in that: the roll shape angle of the roller of first molding machine
It is equal with the roll shape angle of edger roll of the third verticle roll unit, the roll shape angle of the roller of second molding machine and described the
The roll shape angle of the edger roll of four verticle roll units is equal, and the roll shape angle of the roller of the third molding machine is 90 °.
5. angle steel molding machine according to claim 1, it is characterised in that: the clamping and conveying device includes carrying roller, pedestal, machine
Frame, top pinch roll device, bottom pinch roll device and the sequentially connected first motor, speed reducer and universal shaft, the machine
Frame is fixed on the pedestal, and the carrying roller is set to the side of the rack and connect with the gantry rotation, the upper folder
Roller feeding device is set to the upper of the rack and U-shaped open in shelves and can be moved up and down by oil cylinder in upper U-shaped open in shelves, institute
It states top pinch roll device and the upper U-shaped shelves of opening is rotatablely connected, the bottom pinch roll device is set to U-shaped under the rack open
In shelves and with it is described under it is U-shaped open shelves rotation connection, the top pinch roll device is set to the upside of the bottom pinch roll device, institute
It states top pinch roll device and the bottom pinch roll device passes through a universal shaft respectively and connect with the retarder.
6. angle steel molding machine according to claim 5, it is characterised in that: the top pinch roll device and the bottom pinch roll
Apparatus structure is identical, and the top pinch roll device includes first bearing seat and the first roller, the both ends difference of first roller
Equipped with a first bearing seat, wherein the bearing cap of a first bearing seat is equipped with for across first roller one
The first through hole at end；The carrying roller includes second bearing seat and the second roller, and the both ends of second roller are respectively equipped with an institute
Second bearing seat is stated, the second bearing seat is fixed on the rack, wherein setting on the bearing cap of a second bearing seat
There is the second through-hole for passing through second roller one end.
7. angle steel molding machine according to claim 5, it is characterised in that: the carrying roller, the top pinch roll device and institute
It states bottom pinch roll device and is all made of hierarchic structure, the mid diameter of the hierarchic structure is less than the straight of the hierarchic structure both ends
Diameter.
8. angle steel molding machine according to claim 1, it is characterised in that: the fixation device includes clamping plate rack, upper folder
Plate roller arrangement and lower clamp plate roller arrangement, the clamping plate rack are located at the outer of first verticle roll unit and second verticle roll unit
Side, the upper clamp plate roller arrangement and the lower clamp plate roller arrangement are set to the middle part of the clamping plate rack from top to bottom, it is described on
Clamping plate roller arrangement can be moved up and down relative to the clamping plate rack, the strip be located at the upper clamp plate roller arrangement and it is described under
Between clamping plate roller arrangement.
9. angle steel molding machine according to claim 8, it is characterised in that: the upper clamp plate roller arrangement include adjust bolt,
Roller frame and several third rollers, described one end for adjusting bolt and the roller frame are hinged, and the other end for adjusting bolt is logical
Cross the top that nut is lifted on the clamping plate rack, the roller frame be set among the clamping plate rack and with the clamping plate rack
Chassis wall be slidably connected, several third rollers pass through bearing and are set in the roller frame and can be relative to described
Roller frame rotation；The lower clamp plate roller arrangement includes several the 4th rollers arranged side by side, the both ends of every the 4th roller
It is equipped with bearing, the bearing is set in the bearing hole of the chassis wall of the clamping plate rack.
10. a kind of application method of the angle steel molding machine as described in any one of claim 1-9, which is characterized in that including
Following steps: being raw material with strip, and strip center is locally previously heated to 950 DEG C or more, is sent into clamping and conveying device by roller-way, folder
The top pinch roll device and bottom pinch roll device for sending device are rotated under the driving of first motor, the strip that middle part is heated
It is sequentially sent to the first verticle roll unit and the second verticle roll unit, the upper and lower surface of strip is clamped by fixation device, the first verticle roll unit
Strip two sides are squeezed with the second verticle roll unit, steel band central heating part is extruded thickening, and then steel band enters the first type machine,
Under the driving of second motor, the first molding machine rolls the central heating part of strip, forms the reinforcement corner of angle steel, and
On the basis of the center of strip, strip is curved to the angle steel at 30 ° of angles, the angle steel at 30 ° of angles then sequentially enters third verticle roll unit
With the second molding machine, under third motor driven, the second molding machine continues to roll to the central heating part at the steel angle at 30 ° of angles
System is reinforced, and on the basis of the center at the steel angle at 30 ° of angles, the steel angle at 30 ° of angles is curved to the angle steel at 60 ° of angles, then the angle at 60 ° of angles
Steel sequentially enters the 4th verticle roll unit and third molding machine, and under the 4th motor driven, third molding machine is to the angle steel at 60 ° of angles
Central heating part continues to roll, and on the basis of the center of the angle steel at 60 ° of angles, and the angle steel at 60 ° of angles is curved at an angle of 90,
Finished product angle steel is made.
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| CN201811278545.3A CN109226353A (en) | 2018-10-30 | 2018-10-30 | A kind of angle steel molding machine and its application method |
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| CN201811278545.3A CN109226353A (en) | 2018-10-30 | 2018-10-30 | A kind of angle steel molding machine and its application method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111215491A (en) * | 2019-11-27 | 2020-06-02 | 东台市新杰科机械有限公司 | Electricity tower steel member bending device |
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| JPH05237503A (en) * | 1992-02-29 | 1993-09-17 | Aichi Steel Works Ltd | Method for hot rolling stainless shape steel |
| JPH0615301A (en) * | 1992-06-30 | 1994-01-25 | Aichi Steel Works Ltd | Forming method for shape steel |
| US5941114A (en) * | 1994-07-19 | 1999-08-24 | Sumitomo Metal Industries, Ltd. | Rolling apparatus for producing angle from steel strip and method of rolling the angle using the same |
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| CN111215491A (en) * | 2019-11-27 | 2020-06-02 | 东台市新杰科机械有限公司 | Electricity tower steel member bending device |
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