CN201610437U - High-speed steel pre-hardwood production equipment - Google Patents
High-speed steel pre-hardwood production equipment Download PDFInfo
- Publication number
- CN201610437U CN201610437U CN2009202392401U CN200920239240U CN201610437U CN 201610437 U CN201610437 U CN 201610437U CN 2009202392401 U CN2009202392401 U CN 2009202392401U CN 200920239240 U CN200920239240 U CN 200920239240U CN 201610437 U CN201610437 U CN 201610437U
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- straightener
- speed steel
- cooler
- producing high
- hardening material
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Abstract
The utility model discloses high-speed steel pre-hardwood production equipment, which is formed in the manner that a pay-off disk, a first flattening machine, a quenching furnace, a quenching machine, a second flattening machine, a first tempering furnace, a first cooling machine, a third flattening machine, a second tempering furnace, a second cooling machine, a fourth flattening machine and a traction cutter are connected in sequence through sealing channels. The utility model has the characteristics of continuous production line combining quenching, tempering and straightening processes, on-line production of workpieces, identical technologcial conditions of various parts of the workpieces, and stable workpiece quality.
Description
Technical field
The utility model belongs to steel deep processing equipment technical field, especially relates to a kind of device for producing high-speed steel pre-hardening material.
Background technology
The heating of ordinary salt liquid furnace is generally adopted in high-speed steel pre-hardening material production at present, shortcoming is the temperature control difficulty, easily overheated or burning of workpiece, workpiece can not be definitely perpendicular to liquid level during heating, it is curved to cause workpiece to form wave, the straightener that uses generally adopts washboard-type, to the workpiece of diameter,, make the workpiece leveling effect very poor because workpiece is difficult for rolling smaller or equal to 4mm, have because workpiece and washboard band non-vertical form " fried dough twist is bent ", and aligning length limited system, general length is not more than 500mm, and leveling effect is poor more when long more, must cooperate with artificial aligning, form a lot " wave is curved " during artificial the aligning, the tempering stove of use is because batch is big, and furnace atmosphere circulation is inhomogeneous, cause each workpiece tempering degree varies to cause, cause workpiece performance inequality.
Summary of the invention
The purpose of this utility model is to improve the deficiency of prior art and provides a kind of with quenching, tempering, aligning the combine production line that forms continous way, the device for producing high-speed steel pre-hardening material that the each several part processing condition are identical, workpiece quality is stable that workpiece carries out online production, workpiece.
The purpose of this utility model is to realize like this, a kind of device for producing high-speed steel pre-hardening material is characterized in that this device is to be connected in sequence by draw drum, first straightener, quenching furnance, quenching press, second straightener, first tempering stove, first cooler, the 3rd straightener, second tempering stove, second cooler and the 4th straightener and traction stapling machine.
In order further to realize the purpose of this utility model, can be that the connecting portion successively of first straightener, quenching furnance, quenching press, second straightener, first tempering stove, first cooler, the 3rd straightener, second tempering stove, second cooler and the 4th straightener and traction stapling machine is connected by seal channel.
Described first straightener, second straightener, the 3rd straightener and the 4th straightener all are to be fixed with fixed roll on frame, and the top of fixed roll is provided with action roller, form steel between fixed roll and action roller by the gap, and action roller is rotated by driven by motor.
Described quenching furnance is to be provided with thermal insulation layer between shell and its inner masonry, the bottom of masonry is a transfer roller, and the top of transfer roller is provided with the sealed tube that axially runs through masonry, and the inwall of masonry is provided with heating tube, the top of masonry is provided with thermopair, and thermopair is connected with electrical control cubicles.
Described quenching press is to be provided with wortle before the import of watercooling jacket, the terminal outer oil groove that is provided with of watercooling jacket.
Described first cooler and second cooler all are that sealed tube is with watercooling jacket outward, and the tail end of sealed tube is provided with oil groove outward.
Described traction stapling machine is that frame is provided with dolly and decides plate, dolly decides to be equipped with on the plate the moving plate of movable trolleys, one end of the moving plate of dolly is provided with cutter, the other end is connected with frame by extension spring, the output shaft of magnetic valve is fixedlyed connected with upper guide post, web plate is fixedlyed connected with the magnetic valve housing by joint pin, be fixed with the following guide pillar relative on the web plate with upper guide post, upper guide post and following guide pillar are with spring outward, the bottom of web plate is fixed with pressure strip by holddown spring, is provided with transmitter at the tail end of frame.
Compared with the prior art the present invention has following distinguishing feature and positively effect: the present invention adopts draw drum, first straightener, quenching furnance, quenching press, second straightener, first tempering stove, first cooler, the 3rd straightener, second tempering stove, second cooler and the 4th straightener and traction stapling machine are tightly connected successively and form, such first straightener carries out pre-straightening to coiling circle, high-temperature straightening in the quenching furnance is created conditions, alleviate burden stretching in the High Temperature Furnaces Heating Apparatus, the damping of first straightener is rolled the workpiece in the High Temperature Furnaces Heating Apparatus is applied prestress so that make steel wire straight substantially before entering wortle, quenching furnance heats steel wire, the stove medium is a controlled atmosphere, the wortle of quenching press is curved to the wave that steel wire carries out the existence of slight shaping minimizing steel wire, and workpiece cooled off and distortion when reducing work-piece cools, second straightener is aligned the steel wire distortion of back before the tempering of quenching, first tempering stove carries out tempering to steel wire and carries out destressing, reduce remained austenite content stabilizing tissue hardness and reach requirement, first cooler is cooled to tempering next time rapidly to a tempered workpiece and prepares, the distortion that the 3rd straightener produces during to a tempering, align again, second tempering stove makes tempering for the first time carry out tempering by the martensite that residual austenite changes, reduce stress, stabilizing tissue, stable dimensions, second cooler makes for the first time, and the tempered steel wire is chilled to room temperature rapidly, residual austenite is fully changed martensite into, the 4th straightener carries out shaping to the distortion that double tempering produces, the traction stapling machine is in operation steel wire to be in tensile stress state always, the distortion of minimizing in thermal treatment, and the travelling speed of adjustment steel wire, the traction stapling machine is with workpiece motion s, steel wire is followed the tracks of cut-out, and transmitter carries out scale to steel wire; Great advantage of the present utility model is with quenching, tempering, and aligning combines and forms the production line of continous way, makes workpiece carry out online production, and the each several part processing condition of workpiece are identical, thereby makes workpiece quality stable.
Product and the Japanese import of adopting the utility model device to produce are as follows with material same specification product performance contrasts (Japanese enterprises provides):
1, the thin wire data of detection the utility model device production are as follows:
1. hardness (taking a sample test 3 at random):
NO1:59.6,60.1,59.7HRC mean value 59.8HRC
NO2:60.2,60.6,60.4HRC mean value 60.4HRC
NO3:59.7,59.3,59.7HRC mean value 59.6HRC
2. decarburization: monolateral 0.06mm
3. metallographic: be the even fine and closely woven tempered structure of quenching, particularly find bigger primary carbide, performance should be better.
4. mechanical property:
Make the counter-bending sample of same size thin wire and Japanese thin wire respectively and impact style according to the utility model device, do simultaneous test in Dalian University of Technology Experiments of Machanics chamber, data such as following table:
From last data as can be seen, two kinds of material properties are suitable.
5. chemical ingredients:
| C | Mn | P | S | Si | Cr | V | W | Mo | |
| GB | 0.8～ 0.9 | 0.15～ 0.40 | ≤ 0.030 | ≤ 0.030 | 0.20～ 0.45 | 3.8～ 4.40 | 1.75～ 2.20 | 5.50～ 6.75 | 4.50～ 5.50 |
| My corporatization verification certificate | 0.85 | 0.32 | 0.026 | 0.005 | 0.32 | 4.13 | 1.82 | 5.93 | 4.79 |
| Day is looked forward to laboratory test report | 0.84 | 0.32 | 0.018 | 0.009 | 0.31 | 4.02 | 1.811 | 6.12 | 5.11 |
2, produce two parts of silk thread section products with the utility model device, it is as follows that its linearity and uniformity of hardness detect data:
1. D2.5*L100: totally 20: 0.02,0.02,0.02,0.040,0.02,0.02,0.02,0.02,0.02,0.02,0.02,0.01,0.01,0.03,0.02,0.01,0.02,0.03,0.02,0.01, unit: mm
2. D2.5*L150 is totally 12: 0.070,0.03,0.02,0.03,0.04,0.03,0.04,0.02,0.04,0.02,0.04,0.070, and the mm of unit
3. linearity allows standard: be not more than 0.05mm during L=100, be not more than 0.075mm during L=150mm.
4. hardness: detect the hardness of surface and heart portion with Hv1kgf, change the hardness of HRC again into:
Surface: 59.3 59.6 59.4HRC
Heart portion: 59.2 59.7 59.5HRC
3, this device work range: this device is fit to processing each trade mark, various material rapid steel series wire rod both at home and abroad, and its product length is more than or equal to 500mm, product diameter 0.2mm-20mm.
Description of drawings
Below in conjunction with drawings and Examples the utility model is described in further detail.
Fig. 1 is a kind of structural representation of the present utility model.
Fig. 2 is a kind of structural representation of the utility model straightener.
Fig. 3 is a kind of structural representation of the utility model quenching furnance.
Fig. 4 is a kind of structural representation of the utility model quenching press.
Fig. 5 is a kind of structural representation of the utility model cooler.
Fig. 6 is a kind of structural representation of the utility model traction stapling machine.
Embodiment
Embodiment 1, a kind of device for producing high-speed steel pre-hardening material, with reference to Fig. 1, be that draw drum 1, first straightener 2, quenching furnance 3, quenching press 4, second straightener 5, first tempering stove 6, first cooler 7, the 3rd straightener 8, second tempering stove 9, second cooler 10 and the 4th straightener 11 and traction stapling machine 12 are connected in sequence, connecting portion connects by seal channel successively, employed all devices is the conventional equipment of metal heat treatmet in the present embodiment, and this constitutes a kind of structure of the present utility model.
Embodiment 2, a kind of device for producing high-speed steel pre-hardening material, with reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, be on the basis of embodiment 1, first straightener 2, second straightener 5, the 3rd straightener 8 and the 4th straightener 11 all are to be fixed with fixed roll 21 on frame, the top of fixed roll 21 is provided with action roller 22, and 22 of fixed roll 21 and action rollers form steel by the gap, and action roller 22 is rotated by driven by motor; Quenching furnance 3 is that shell 31 and 32 of its inner masonries are provided with thermal insulation layer 33, the bottom of masonry 32 is a transfer roller 34, the top of transfer roller 34 is provided with the sealed tube 35 that axially runs through masonry 32, the inwall of masonry 32 is provided with heating tube 36, heating tube 36 connects power supply, and the top of masonry 32 is provided with thermopair 37, and thermopair 37 is connected with electrical control cubicles, thermopair 37 passes to electrical control cubicles with temperature signal, and electrical control cubicles heats with power connection according to temperature control heating tube 36 or disconnects and stop to heat; Quenching press 4 is to be provided with wortle 42 before the import of watercooling jacket 41, and the terminal outer of watercooling jacket 41 is provided with oil groove 43, is provided with oil pump in the oil groove 43, by oil pump pump oil; First cooler 7 and second cooler 10 all are that the bottom of sealed tube 71 is arranged in the watercooling jacket 72, and the tail end of sealed tube 71 is provided with oil groove 73 outward; Traction stapling machine 12 is that frame is provided with dolly and decides plate 81, dolly decides to be equipped with on the plate 81 the moving plate 811 of movable trolleys, one end of the moving plate 811 of dolly is provided with cutter 82, the other end is connected with frame by extension spring 812, magnetic valve 83 is fixed on the moving plate 811 of dolly by support, the output shaft of magnetic valve 83 is fixedlyed connected with upper guide post 84, web plate 85 is fixedlyed connected with magnetic valve 83 housings by joint pin, be fixed with the following guide pillar 86 relative on the web plate 85 with upper guide post 84, when the output shaft of magnetic valve 83 stretches out, upper guide post 84 can be oppressed down guide pillar 86 and be moved down, upper guide post 84 and the following guide pillar 86 outer springs 87 that are with, the following of web plate 85 is fixed with pressure strip 89 by holddown spring 88, tail end in frame is provided with transmitter 810, by the position of 82 of transmitter 810 and cutters is set, can realize cutting out the purpose of different lengths steel, transmitter 810 passes to magnetic valve 83 with the signal that detects, magnetic valve 83 output shafts stretch out, upper guide post 84 compresses down guide pillar 86, promote web plate 85 and move down, compression holddown spring 88, the steel that the moving plate 811 of pressure strip 89 and dolly is clamped therebetween, cutter 82 cuts off steel then, and other and embodiment 1 are identical.
Claims (7)
1. a device for producing high-speed steel pre-hardening material is characterized in that this device is to be connected in sequence by draw drum (1), first straightener (2), quenching furnance (3), quenching press (4), second straightener (5), first tempering stove (6), first cooler (7), the 3rd straightener (8), second tempering stove (9), second cooler (10) and the 4th straightener (11) and traction stapling machine (12).
2. a kind of device for producing high-speed steel pre-hardening material according to claim 1 is characterized in that first straightener (2), quenching furnance (3), quenching press (4), second straightener (5), first tempering stove (6), first cooler (7), the 3rd straightener (8), second tempering stove (9), second cooler (10) and the 4th straightener (11) are connected by seal channel with the connecting portion successively of traction stapling machine (12).
3. a kind of device for producing high-speed steel pre-hardening material according to claim 1, it is characterized in that described first straightener (2), second straightener (5), the 3rd straightener (8) and the 4th straightener (11) all are to be fixed with fixed roll (21) on frame, the top of fixed roll (21) is provided with action roller (22), form steel between fixed roll (21) and action roller (22) by the gap, action roller (22) is rotated by driven by motor.
4. a kind of device for producing high-speed steel pre-hardening material according to claim 1, it is characterized in that described quenching furnance (3) is to be provided with thermal insulation layer (33) between shell (31) and its inner masonry (32), the bottom of masonry (32) is transfer roller (34), the top of transfer roller (34) is provided with the sealed tube (35) that axially runs through masonry (32), the inwall of masonry (32) is provided with heating tube (36), the top of masonry (32) is provided with thermopair (37), and thermopair (37) is connected with electrical control cubicles.
5. a kind of device for producing high-speed steel pre-hardening material according to claim 1 is characterized in that described quenching press (4) is to be provided with wortle (42) before the import of watercooling jacket (41), the terminal outer oil groove (43) that is provided with of watercooling jacket (41).
6. a kind of device for producing high-speed steel pre-hardening material according to claim 1, it is characterized in that described first cooler (7) and second cooler (10) all are that sealed tube (71) is outer and are with watercooling jacket (72), the tail end of sealed tube (71) is provided with oil groove (73) outward.
7. a kind of device for producing high-speed steel pre-hardening material according to claim 1, it is characterized in that described traction stapling machine (12) is that frame is provided with dolly and decides plate (81), dolly decides to be equipped with on the plate (81) the moving plate (811) of movable trolleys, the end that dolly moves plate (811) is provided with cutter (82), the other end is connected with frame by extension spring (812), the output shaft of magnetic valve (83) is fixedlyed connected with upper guide post (84), web plate (85) is fixedlyed connected with magnetic valve (83) housing by joint pin, be fixed with the following guide pillar (86) relative on the web plate (85) with upper guide post (84), the outer spring (87) that is with of upper guide post (84) and following guide pillar (86), the bottom of web plate (85) is fixed with pressure strip (89) by holddown spring (88), is provided with transmitter (810) at the tail end of frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202392401U CN201610437U (en) | 2009-09-30 | 2009-09-30 | High-speed steel pre-hardwood production equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202392401U CN201610437U (en) | 2009-09-30 | 2009-09-30 | High-speed steel pre-hardwood production equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201610437U true CN201610437U (en) | 2010-10-20 |
Family
ID=42961069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202392401U Expired - Fee Related CN201610437U (en) | 2009-09-30 | 2009-09-30 | High-speed steel pre-hardwood production equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201610437U (en) |
-
2009
- 2009-09-30 CN CN2009202392401U patent/CN201610437U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: Laishan District 264003 of Shandong province Yantai City Shengquan Industrial Park Road No. 28 Yantai Zhen Baxter mold material limited company Patentee after: Yao Fengchen Address before: 264003, No. 3, unit 3, building 7, South West Street, Qingquan village, Laishan District, Shandong, Yantai Patentee before: Yao Fengchen |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101020 Termination date: 20180930 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |