CN202726468U - C-shaped steel hot extrusion production line - Google Patents

C-shaped steel hot extrusion production line Download PDF

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Publication number
CN202726468U
CN202726468U CN 201220323372 CN201220323372U CN202726468U CN 202726468 U CN202726468 U CN 202726468U CN 201220323372 CN201220323372 CN 201220323372 CN 201220323372 U CN201220323372 U CN 201220323372U CN 202726468 U CN202726468 U CN 202726468U
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CN
China
Prior art keywords
production line
shaped
hot extrusion
roller
shaped steel
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Expired - Fee Related
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CN 201220323372
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Chinese (zh)
Inventor
顾松华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DEQING COUNTY TIANCHUANG HARDWARE PRODUCTS Co Ltd
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DEQING COUNTY TIANCHUANG HARDWARE PRODUCTS Co Ltd
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Priority to CN 201220323372 priority Critical patent/CN202726468U/en
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Publication of CN202726468U publication Critical patent/CN202726468U/en
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Abstract

The utility model relates to a C-shaped steel production line and discloses a C-shaped steel hot extrusion production line which comprises a feeding device (1) and a material guiding device (2) and further comprises a forming device, a hot extrusion forming device (5) and a cooling device. The C-shaped steel hot extrusion production line increases the thickness of groove edges and tensile strength of C-shaped steel members by adding the hot extrusion forming device on the C-shaped steel production line. Simultaneously, a production line production method is used, so that C-shaped steel with various lengths can be manufactured, and production efficiency is greatly improved.

Description

C shaped steel hot extrusion production line
Technical field
The utility model relates to the C type steel production line, relates in particular to C shaped steel hot extrusion production line.
Background technology
The production of existing C shaped steel is mainly made the C Steel section member by bending forming or forging molding, and its C formed steel construction intensity of producing is lower, poor-performing.The C shaped steel of direct forging molding, its materials are large, and mechanical property is also general.
Summary of the invention
The utility model mainly passes through forging molding for C shaped steel in the prior art, provide a kind of production line at C shaped steel to increase hot extrusion molding equipment, increase the thickness of trough rim, greatly strengthened the C shaped steel hot extrusion production line of the advantages such as C Steel section member tensile strength.
In order to solve the problems of the technologies described above, the utility model is solved by following technical proposals: C shaped steel hot extrusion production line, comprise pay-off, material guide device, also comprise shaped device and hot extrusion molding device and cooling device, be provided with heater before the hot extrusion molding device.
As preferably, described shaped device comprises the first shaped device and the second shaped device, and hot extrusion molding device is arranged between the first shaped device and the second shaped device.
As preferably, described shaped device comprises the first shaped device and the second shaped device, and hot extrusion molding device is arranged between material guide device and the first shaped device.
As preferably, described heater is high-frequency induction welder, and the heating plate of high-frequency induction welder is arranged on the both sides of steel part.
As preferably, described the first shaped device comprises the first recessed roller and the first protruding roller, and the A/F a of the first recessed roller successively decreases along the production line travel direction, and opening degree of depth b remains unchanged along the production line travel direction; The plush copper width c of the first protruding roller remains unchanged along the production line travel direction, and the plush copper thickness d increases progressively along the production line travel direction.
As preferably, described hot extrusion molding device comprises hot extrude indentation roller and hot extrude belling roller, and the interior chamfering that hot extrude presses roller is circular arc; The plush copper thickness e of hot extrude belling roller reduces gradually along the production line travel direction.The plush copper thickness e of hot extrude belling roller reduces gradually along the production line travel direction, thereby realizes utilizing the two ends of hot extrude belling pair of rollers steel part to push, so that the two ends of steel part generate extrusion head.
As preferably, described the second shaped device comprises the second recessed roller and the first protruding roller, and the A/F f of the first recessed roller successively decreases along the production line travel direction, and opening degree of depth g increases progressively along the production line travel direction; The plush copper width h of the first protruding roller successively decreases along the production line travel direction, and plush copper thickness i increases progressively along the production line travel direction.
As preferably, the shape of the inner groovy of described the first recessed roller becomes rectangle by isosceles trapezoid gradually along the production line travel direction, and the chamfering of inner groovy is circular arc type.
As preferably, described hot extrusion molding device comprises the side pressurizing unit that is arranged on the steel part both sides.
The utility model increases hot extrusion molding equipment by the production line at C shaped steel, has increased the thickness of trough rim, has strengthened C Steel section member tensile strength; Adopt simultaneously the mode of production of streamline, can make the C shaped steel of producing all lengths, production efficiency has also obtained improving greatly.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment 1.
Fig. 2 is the first shaped device structural representation among Fig. 1.
Fig. 3 is A among Fig. 2 1-A 1Schematic cross-section.
Fig. 4 is A among Fig. 2 2-A 2Schematic cross-section.
Fig. 5 is A among Fig. 2 3-A 3Schematic cross-section.
Fig. 6 is hot extrusion molding device structural representation among Fig. 1.
Fig. 7 is B among Fig. 6 1-B 1Schematic cross-section.
Fig. 8 is B among Fig. 6 2-B 2Schematic cross-section.
Fig. 9 is the second shaped device structural representation among Fig. 1.
Figure 10 is C among Fig. 9 1-C 1Schematic cross-section.
Figure 11 is C among Fig. 9 2-C 2Schematic cross-section.
Figure 12 is C among Fig. 9 3-C 3Schematic cross-section.
Figure 13 is the process chart of embodiment 1.
Figure 14 is the process chart of embodiment 2.
1-pay-off wherein, 2-material guide device, the 3-the first shaped device, 4-heater, 5-hot extrusion molding device, 6-dynamical system, the 7-the second shaped device, 8-apparatus for shaping, 9-cold extruding and forming device, 10-shearing device, steel part-11,12-extrusion head, 13-horizontal member, the 31-the first recessed roller, the 32-the first protruding roller, 51-hot extrude indentation roller, 52-hot extrude belling roller, 53-interior chamfering, the 71-the second recessed roller, the 72-the first protruding roller, 73-inner groovy.
The specific embodiment
Below in conjunction with accompanying drawing 1 to accompanying drawing 14 and the specific embodiment the utility model is described in further detail:
Embodiment 1
C shaped steel hot extrusion production line to shown in the accompanying drawing 13, comprises pay-off 1, material guide device 2 such as Fig. 1, also comprises shaped device and hot extrusion molding device 5 and cooling device.Shaped device and hot extrusion molding device 5 all are comprised of the protruding roller more than a group and recessed roller, and steel part 11 is arranged between protruding roller and the recessed roller, generate finished product C shaped steel by roll extrusion.Cooling device is arranged on after the workpiece hot extrusion molding, can by naturally cooling off the mode that also can adopt water-cooled, carry out recycling to the waste heat on the steel part 11.
Shaped device comprises the first shaped device 3 and the second shaped device 7, and hot extrusion molding device 5 is arranged between the first shaped device 3 and the second shaped device 7.
Be provided with heater 4 before the hot extrusion molding device 5, heater 4 is high-frequency induction welder, and the heating plate of high-frequency induction welder is arranged on the both sides of steel part 11.The heating-up temperature of high-frequency induction welder is 500-800 ℃, preferred 600 ℃, the mode of local heat is carried out in employing to steel part 11 sides, extrusion modling generation extrusion head 13 is carried out at the two ends of being convenient to 5 pairs of steel parts 11 of hot extrusion molding device, because extrusion head 13 has increased the thickness of trough rim, thereby whole C formed steel construction intensity, especially tensile strength have been improved.Directly just compare by the C type of forging with existing, the C shaped steel that the utility model is produced is because by extrusion modling, extrusion head 13 positions especially, and the density of metal is larger, and intensity is higher, and various mechanical properties have stronger raising.Corresponding C shaped steel generally speaking, structural strength is also larger, simultaneously this equipment also applicable with the steel part of all lengths is processed, improved greatly the production efficiency of C shaped steel.
The first shaped device 3 comprises that the A/F a of the first recessed roller 31 and the first protruding roller 32, the first recessed rollers 31 successively decreases along the production line travel direction, and opening degree of depth b remains unchanged along the production line travel direction; The plush copper width c of the first protruding roller 32 remains unchanged along the production line travel direction, and the plush copper thickness d increases progressively along the production line travel direction.Such as Fig. 2 value Fig. 5, and shown in Figure 13, and the first shaped device 3 mainly is that steel part 11 is processed into concave character type.The plush copper of the first protruding roller 32 mainly be for the groove shapes on fixing steel part 11, the first recessed rollers 31 gradually by the trapezoidal rectangle that is transformed into.
Hot extrusion molding device 5 comprises hot extrude indentation roller 51 and hot extrude belling roller 52, and the interior chamfering 53 of hot extrude indentation roller 51 is circular arc; The plush copper thickness e of hot extrude belling roller 52 reduces gradually along the production line travel direction.The effect of hot extrusion molding device 5 as shown in figure 13, the plush copper thickness e of hot extrude belling roller 52 reduces gradually along the production line travel direction, thereby realize utilizing the two sides of hot extrude belling roller 52 that the two ends of steel part 11 are pushed, so that the two ends of steel part generate extrusion head 12.
The second shaped device 7 comprises that the A/F f of the second recessed roller 71 and the first protruding roller 72, the first recessed rollers 71 successively decreases along the production line travel direction, and opening degree of depth g increases progressively along the production line travel direction; The plush copper width h of the first protruding roller 72 successively decreases along the production line travel direction, and plush copper thickness i increases progressively along the production line travel direction.The 7 main effects of the second shaped device are that steel part 11 is carried out the bending and molding second time, as shown in figure 13.Shown in Fig. 9 to 12,13, the second shaped device 7 act as the second bending and molding, bending generates finished product C shaped steel.
The shape of the inner groovy 73 of the first recessed roller 71 becomes rectangle by isosceles trapezoid gradually along the production line travel direction, and the chamfering of inner groovy 73 is circular arc type.
Embodiment 2
As shown in figure 14, the difference of the present embodiment and embodiment 1 is that shaped device comprises the first shaped device 3 and the second shaped device 7, and hot extrusion molding device 5 is arranged between material guide device 2 and the first shaped device 3.Hot extrusion molding device 5 comprises the side pressurizing unit that is arranged on the steel part both sides.Being embodied in technologic difference is, at first steel part 13 is carried out the both end sides extruding, generation is with the horizontal member 12 of extrusion head 13, then passing through twice moulding, generate C shaped steel finished product, such benefit is directly with the arrangement of twice moulding process together, carries out continuously the twice bending, and its production efficiency also can improve greatly.
In a word, the above only is preferred embodiment of the present utility model, and all equalizations of doing according to the utility model claim change and modify, and all should belong to the covering scope of the utility model patent.

Claims (10)

1.C shaped steel hot extrusion production line comprises pay-off (1), material guide device (2), it is characterized in that: also comprise shaped device and hot extrusion molding device (5) and cooling device, hot extrusion molding device (5) is provided with heater (4) before.
2. C shaped steel hot extrusion production line according to claim 1, it is characterized in that: described shaped device comprises the first shaped device (3) and the second shaped device (7), and hot extrusion molding device (5) is arranged between the first shaped device (3) and the second shaped device (7).
3. C shaped steel hot extrusion production line according to claim 1, it is characterized in that: described shaped device comprises the first shaped device (3) and the second shaped device (7), and hot extrusion molding device (5) is arranged between material guide device (2) and the first shaped device (3).
4. C shaped steel hot extrusion production line according to claim 2, it is characterized in that: described heater (4) is high-frequency induction welder, and the heating plate of high-frequency induction welder is arranged on the both sides of steel part (11).
5. C shaped steel hot extrusion production line according to claim 2, it is characterized in that: described the first shaped device (3) comprises the first recessed roller (31) and the first protruding roller (32), the A/F a of the first recessed roller (31) successively decreases along the production line travel direction, and opening degree of depth b remains unchanged along the production line travel direction; The plush copper width c of the first protruding roller (32) remains unchanged along the production line travel direction, and the plush copper thickness d increases progressively along the production line travel direction.
6. C shaped steel hot extrusion production line according to claim 2, it is characterized in that: described hot extrusion molding device (5) comprises hot extrude indentation roller (51) and hot extrude belling roller (52), and the interior chamfering (53) of hot extrude indentation roller (51) is circular arc; The plush copper thickness e of hot extrude belling roller (52) reduces gradually along the production line travel direction.
7. C shaped steel hot extrusion production line according to claim 2, it is characterized in that: described the second shaped device (7) comprises the second recessed roller (71) and the first protruding roller (72), the A/F f of the first recessed roller (71) successively decreases along the production line travel direction, and opening degree of depth g increases progressively along the production line travel direction; The plush copper width h of the first protruding roller (72) successively decreases along the production line travel direction, and plush copper thickness i increases progressively along the production line travel direction.
8. C shaped steel hot extrusion production line according to claim 7, it is characterized in that: the shape of the inner groovy (73) of the described first recessed roller (71), become rectangle by isosceles trapezoid gradually along the production line travel direction, the chamfering of inner groovy (73) is circular arc type.
9. C shaped steel hot extrusion production line according to claim 3 is characterized in that: described hot extrusion molding device (5) comprises that the side that is arranged on steel part (11) both sides squeezes device.
10. C shaped steel hot extrusion production line according to claim 1 is characterized in that: also comprise dynamical system (6), and apparatus for shaping (8), cold extruding and forming device (9) and shearing device (10).
CN 201220323372 2012-07-05 2012-07-05 C-shaped steel hot extrusion production line Expired - Fee Related CN202726468U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220323372 CN202726468U (en) 2012-07-05 2012-07-05 C-shaped steel hot extrusion production line

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220323372 CN202726468U (en) 2012-07-05 2012-07-05 C-shaped steel hot extrusion production line

Publications (1)

Publication Number Publication Date
CN202726468U true CN202726468U (en) 2013-02-13

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220323372 Expired - Fee Related CN202726468U (en) 2012-07-05 2012-07-05 C-shaped steel hot extrusion production line

Country Status (1)

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CN (1) CN202726468U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104759480A (en) * 2015-03-31 2015-07-08 常州大学 Warm extrusion production line of chain wheel

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104759480A (en) * 2015-03-31 2015-07-08 常州大学 Warm extrusion production line of chain wheel

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