CN107214320A - A kind of preparation method of spiro rod machine tube wearing layer - Google Patents
A kind of preparation method of spiro rod machine tube wearing layer Download PDFInfo
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- CN107214320A CN107214320A CN201710645353.0A CN201710645353A CN107214320A CN 107214320 A CN107214320 A CN 107214320A CN 201710645353 A CN201710645353 A CN 201710645353A CN 107214320 A CN107214320 A CN 107214320A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D19/00—Casting in, on, or around objects which form part of the product
- B22D19/08—Casting in, on, or around objects which form part of the product for building-up linings or coverings, e.g. of anti-frictional metal
- B22D19/085—Casting in, on, or around objects which form part of the product for building-up linings or coverings, e.g. of anti-frictional metal of anti-frictional metal
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D13/00—Centrifugal casting; Casting by using centrifugal force
- B22D13/10—Accessories for centrifugal casting apparatus, e.g. moulds, linings therefor, means for feeding molten metal, cleansing moulds, removing castings
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0068—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for particular articles not mentioned below
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
- C22C19/03—Alloys based on nickel or cobalt based on nickel
- C22C19/05—Alloys based on nickel or cobalt based on nickel with chromium
- C22C19/058—Alloys based on nickel or cobalt based on nickel with chromium without Mo and W
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C37/00—Cast-iron alloys
- C22C37/06—Cast-iron alloys containing chromium
- C22C37/08—Cast-iron alloys containing chromium with nickel
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C37/00—Cast-iron alloys
- C22C37/10—Cast-iron alloys containing aluminium or silicon
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/34—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of silicon
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Induction Heating (AREA)
- Centrifugal Separators (AREA)
Abstract
A kind of preparation method of spiro rod machine tube wearing layer, comprises the following steps, and one, add in machine barrel (4) inner chamber the closure of openings at wear-resisting powder machine barrel (4) two ends again；2nd, machine barrel (4) is delivered in the heating furnace that temperature is 1000~1300 DEG C and heated, radial rotating is kept when machine barrel is heated in heating furnace and is axially moved back and forth；3rd, machine barrel is centrifuged in centrifugation portion, 4th, the machine barrel (4) after centrifugation is delivered to insulation portion and temper is carried out to machine barrel, machine barrel (4) is incubated 8~9 hours in machine barrel insulation portion, and the machine barrel for being processed into wearing layer is taken out from insulation portion.Its advantage is, this method overcomes that machine barrel two ends heating temperature in heating furnace is low and the high defect of medium temperature, the wear-resisting powder being placed in machine barrel inner chamber is heated evenly, abrasion-resistant powder is set to be melted, aoxidize at the same temperature, so that fused solution is evenly covered on the inner peripheral surface of the inner chamber of machine barrel, make the performance of wearing layer completely the same.
Description
Technical field
The present invention relates to a kind of machine barrel manufacture technology field, a kind of especially preparation method of spiro rod machine tube wearing layer.
Background technology
A kind of existing Patent No. CN201510537875.X is entitled《The tapered double machine barrel of a kind of high abrasion, repair type
Preparation method》Chinese invention patent disclose the preparation method of the tapered double machine barrel of high abrasion, repair type a kind of, first will
Round steel forging carries out boring processing, is processed into the taper double machine barrel blank that endoporus is in splayed ring for two round intersecting, cross sections；Adopt
Be processed into common iron with machine barrel hole taper identical plug, two mandrel surface surfacings, one layer of low-melting alloy is wear-resisting
Layer, taper double machine barrel plug is inserted in machine barrel blank hole and compressed form machine barrel assembly；Machine barrel assembly is put into vacuum drying oven
Interior heating treatment；The unnecessary mandrel material Vehicle Processing of above-mentioned assembly concentric reducer is removed, above-mentioned machine barrel is subjected to boring processing, gone
Except the mandrel material inlayed in machine barrel hole.The invention solves the problem that taper double machine barrel is difficult to centrifugal composite casting, and vacuum is burnt
Under knot state, alloy wear-resisting layer realizes metallurgical binding with bellmouth inwall, higher compared with tungsten carbide button's material bond strength,
Wearing layer will not fall off during use；However, the alloy wear-resisting layer of the machine barrel made using the preparation method is heated uneven permanent,
So the alloy wear-resisting layer surface being made is not uniform enough, using effect is undesirable, therefore this method also needs further improvement.
The content of the invention
The technical problems to be solved by the invention are that to provide a kind of spiro rod machine tube wear-resisting for above-mentioned state of the art
The preparation method of layer, makes barrel heat permanent using this preparation method, and the machine barrel being made has that wear-resisting layer surface is uniform, wearability
The good advantage of energy.
The present invention solve the technical scheme that is used of above-mentioned technical problem for：The preparation method of this spiro rod machine tube wearing layer,
It is characterized in that：Comprise the following steps,
First, the wear-resisting powder for making wearing layer is added in machine barrel inner chamber, the last machine barrel two ends of abrasion-resistant powder are loaded into
Closure of openings；
2nd, machine barrel is delivered in the heating furnace that temperature is 1000~1300 DEG C and heated, machine barrel adds in heating furnace
Radial rotating is kept when hot and is axially moved back and forth, makes to be placed in the uniform melt in machine barrel inner chamber of the wear-resisting powder in machine barrel inner chamber
And be covered on the inner peripheral surface of machine tube inner wall, while by the wear-resisting powder after fusing aoxidized and with machine tube inner wall to close one
Rise；
3rd, the machine barrel come out in heating furnace is delivered into centrifugation portion to be centrifuged, makes the wearing layer of molten condition evenly
Ground is attached on the internal perisporium of machine barrel；
4th, the machine barrel after centrifugation is delivered to insulation portion and temper is carried out to machine barrel, machine barrel is protected in machine barrel insulation portion
Warm temper, is gradually reduced the temperature in machine barrel；Then take out the machine barrel for being processed into wearing layer；
The formula of above-mentioned wear-resisting powder is：The mixed-powder being made up of Fe, C, B, Si, Cr, Ni, wherein Fe be 80%~
90%, C are that 1%~5%, B is that 1%~10%, Si is that 1%~5%, Cr is 1%~5%, and remaining is Ni, or, abrasion-resistant powder
The set powder that the formula at end is made up of C, B, Si, Cr, Ni, wherein Ni is that 75%~85%, B is that 1%~10%, Si is
1%~5%, Cr are 1%~10%, and remaining is C, and above-mentioned percentage is mass percent.
As an improvement, in step 2, when using mixed-powder, the temperature in barrel heat portion can be preferably 1200 DEG C, when
During using set powder, the temperature in barrel heat portion is 1050 DEG C；The centrifugal force that the centrifugation portion is used is 60~120g.
As an improvement, the processing unit (plant) that the preparation method is used, includes machine barrel input unit, barrel heat portion, machine barrel
The conveying mechanism of conveying machine barrel, institute are respectively arranged with centrifugation portion, machine barrel insulation portion, the machine barrel input unit, machine barrel centrifugation portion
State conveying mechanism respectively with respective drive device to be connected, the barrel heat portion includes heating furnace；Machine barrel can be sent by possessing
Entering and send out can driver that is radial rolling and axially moving back and forth function when heating furnace also can heat machine barrel in heating furnace
Structure；And the driver of drive transmission device, the driver is connected with programme control circut, and the heating furnace includes N number of interval
The heater of arrangement and the connecting portion that connection will be closed between two neighboring heater, the N are the natural number more than 3.
As an improvement, the transmission mechanism is included in the middle part of drive link, the first drive, the outer peripheral face of first drive
The low annular recess in cone between the senior middle school of two is arranged with, the first drive is fixed on drive link with one heart, forms combination and pass
Kinetoplast, combination transmission body is arranged in the connecting portion between the two neighboring heater of correspondence spaced and parallelly, drive link axial line
Direction and the direction of machine barrel axial line intersect at an angle, and drive link at least one end is stretched out and driver from connecting portion
In corresponding motor output shaft be connected, the motor is connected by circuit with the control circuit of synchronous positive and negative rotation respectively；
It the angle ranging from 30 °~70 °.
Improve again, the heater includes being provided with and leading on heater housings and induction coil, the heater housings
Cross the through hole of machine barrel, the induction coil is arranged in the heater housings on the outside of through hole, the induction coil by circuit with
Control module, power supply are connected.
Improve again, the machine barrel input unit be the first carriage, one end of first carriage with can be by machine barrel inner chamber
The machine barrel outlet valve of the first processing unit of machine barrel closed at both ends aligns, the other end and the barrel heat portion of first carriage
Machine barrel import align, the second drive, second drive can be rotationally provided with first carriage successively
Outer peripheral face in the middle part of be arranged with the low annular recess in cone between the senior middle school of two, second drive is passed with motor
It is dynamic to be connected.
As a further improvement, the machine barrel centrifugation portion includes centrifugation support body, sedimentator and the second carriage, described second
The machine barrel outlet of one end of carriage and barrel heat portion aligns, the other end and the machine barrel insulation portion of second carriage
Insulation portion import aligns, and can rotationally be provided with the 3rd drive, the 3rd drive on second carriage successively
Outer peripheral face in the middle part of be arranged with the low annular groove in cone between the senior middle school of two, the 3rd drive is driven with motor
It is connected, the sedimentator is arranged on the side of the second carriage, and the sedimentator is symmetrically arranged two Centrifugal rollings, described
Two Centrifugal rollings are connected with the centrifugation roll drive motor that Centrifugal rolling can be driven to rotate respectively, positioned at Centrifugal rolling and the second carriage
The clamp system that machine barrel can be picked up from the second carriage and is moved on Centrifugal rolling is provided with the centrifugation support body on top.
Improve again, the clamp system includes the first clamping seats and the second clamping seats being oppositely arranged, described first clamps
Seat steps up seat with second can movably be arranged on first moving rail and the second moving rail on centrifugation support body top respectively, institute
State to be respectively arranged with the first clamping seats and the second clamping seats on drive cylinder, the drive cylinder and be provided with the relative driving gas of energy
The driving baffle plate of the movable driving baffle plate of cylinder, the first clamping seats and the second clamping seats is oppositely arranged, when drive cylinder driving
When driving baffle plate is moved towards, driving baffle plate can be contacted respectively picks up shifting by machine barrel in the end of machine barrel from the second carriage
Move to Centrifugal rolling, the drive cylinder is connected with breather pipe, control circuit, power supply.
Improve again, the machine barrel insulation portion includes thermal-insulating body, insulation is provided with the side wall of thermal-insulating body end
Portion's import, is provided with inside insulation portion outlet, thermal-insulating body from left to right on the opposite side wall of thermal-insulating body the other end
Be disposed with to be formed between rolling roller, adjacent rolling roller and can mount the recess that mounts of machine barrel, the drum roll respectively with rolling
Roll drive motor transmission is connected, and the two ends of the rolling roller are rotatedly connected with swing support body to be connect, the swing support body and driving
The swing span motor transmission for swinging support body swing is connected, after the driving of swing span motor, which swings support body, to be swung, guarantor
Height rises the rolling roller of warm box house successively from left to right, makes to mount the machine barrel mounted on right side on recess and is rolled to left side
Mount on recess.
Improve again, it is described during the machine barrel left from machine barrel insulation portion can be delivered to machine barrel tempering portion by the 3rd carriage
It is disposed with the 4th drive on 3rd carriage, is arranged with the middle part of the outer peripheral face of the 4th drive low between the senior middle school of two
In the annular groove section of cone, the 4th drive is connected with motor transmission.
Compared with prior art, the advantage of the invention is that：Machine barrel is delivered to the heating that temperature is 1000~1300 DEG C
Heated in stove, radial rotating is kept when machine barrel is heated in heating furnace and is axially moved back and forth, makes to be placed in machine barrel inner chamber
Wear-resisting powder uniform melt and be covered in machine barrel inner chamber on the inner peripheral surface of machine tube inner wall, while by the abrasion-resistant powder after fusing
End aoxidized and with machine tube inner wall give be combined；This method makes machine barrel, and machine barrel can also while moving forward and backward vertically
Rotated, so as to overcome that machine barrel two ends heating temperature in heating furnace is low and the high defect of medium temperature, be placed in radially slow
Wear-resisting powder in machine barrel inner chamber is heated evenly, and abrasion-resistant powder is melted, aoxidized at the same temperature, so that fused solution is uniform
Ground is covered on the inner peripheral surface of the inner chamber of machine barrel, makes the performance of wearing layer completely the same, and wear-resisting powder and machine barrel internal perisporium knot
Close firm, it is stable；All equal intelligent managements of parameter for being used to process of this preparation method, realize continuous automatic production；Also
One important function is that the heating furnace of use, the length and width to machine barrel can not be limited, and can process very long and very wide
Machine barrel, because the pleasant to the ear heater of heating furnace is to be spaced setting, barrel length elastic can be used, it is not necessary to use sizes
Stove, you can to increase and decrease the quantity of heater according to the length of processing machine barrel, processing is completed in heating furnace, machine barrel plus
Work post class increase, utilization rate of equipment and installations is improved；Further, barrel heater is heated using induction coil, and programming rate faster, is heated
Effect is good, and such machine barrel deformation is small, and utilization rate of electrical is also high, so as to significantly reduce cost；Further, centrifugation roll structure letter
It is single, the quick centrifugation to machine barrel can be realized, processing efficiency is improved；Further, machine barrel is incubated in machine barrel insulation portion, make machine barrel
From right side mount that recess is progressively moved to left side mount recess, realize that multiple machine barrels are carried out at tempering in insulation portion simultaneously
Reason, so as to further increase production efficiency.
Brief description of the drawings
Fig. 1 is the stereogram of the embodiment of the present invention；
Fig. 2 is the application schematic diagram of machine barrel input unit in Fig. 1；
Fig. 3 is the stereogram in barrel heat portion in Fig. 1；
Fig. 4 is Fig. 3 structure decomposition figure；
Fig. 5 is Fig. 3 front projection figure；
Fig. 6 is the stereogram in machine barrel centrifugation portion in Fig. 1；
Fig. 7 is the stereogram after clamping structure movement in Fig. 6；
Fig. 8 is that the structure decomposition figure after centrifugation frame is removed in Fig. 7；
Fig. 9 is the structure decomposition figure of machine barrel insulation portion in Fig. 1；
Figure 10 is the stereogram that undecomposed part removes after the machine barrel of part in Fig. 9；
Figure 11 is Figure 10 top view；
Figure 12 is the profile along line A-A in Figure 11.
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing embodiment.
As shown in Figures 1 to 12, the preparation method of the spiro rod machine tube wearing layer of the present embodiment, comprises the following steps,
First, the wear-resisting powder for making wearing layer is added in the inner chamber of machine barrel 4, is loaded into 4 liang last of machine barrel of abrasion-resistant powder
The closure of openings at end；
2nd, machine barrel 4 is delivered in the heating furnace that temperature is 1000~1300 DEG C and heated, machine barrel adds in heating furnace
Radial rotating is kept when hot and is axially moved back and forth, the wear-resisting powder being placed in the inner chamber of machine barrel 4 is uniformly melted in machine barrel inner chamber
Change and be covered on the inner peripheral surface of machine tube inner wall, while the wear-resisting powder after fusing is aoxidized and existed with machine tube inner wall to conjunction
Together；
3rd, the machine barrel come out in heating furnace is delivered into centrifugation portion to be centrifuged, makes the wearing layer of molten condition evenly
Ground is attached on the internal perisporium of machine barrel；
4th, the machine barrel 4 after centrifugation is delivered to insulation portion and temper is carried out to machine barrel, machine barrel 4 is in machine barrel insulation portion
Temper is incubated, the temperature in machine barrel is gradually reduced；The machine barrel for being processed into wearing layer is taken out from insulation portion；
The formula of above-mentioned wear-resisting powder is：The mixed-powder being made up of Fe, C, B, Si, Cr, Ni, wherein Fe be 80%~
90%, C are that 1%~5%, B is that 1%~10%, Si is that 1%~5%, Cr is 1%~5%, and remaining is Ni, or, abrasion-resistant powder
The set powder that the formula at end is made up of C, B, Si, Cr, Ni, wherein Ni is that 75%~85%, B is that 1%~10%, Si is
1%~5%, Cr are 1%~10%, and remaining is C, and above-mentioned percentage is mass percent.
In step 2, when using mixed-powder, the temperature in barrel heat portion is 1200 DEG C, when using set powder,
The temperature in barrel heat portion is 1050 DEG C；The centrifugal force that the centrifugation portion is used is 60~120g.What the preparation method was used
Processing unit (plant), includes machine barrel input unit, barrel heat portion, machine barrel centrifugation portion, machine barrel insulation portion, the machine barrel input unit, machine
The conveying mechanism of conveying machine barrel 4 is respectively arranged with cylinder centrifugation portion, the conveying mechanism is connected with respective drive device respectively
Connect, the barrel heat portion includes heating furnace；Possess machine barrel 4 can be sent into and be sent out heating furnace also can be by machine barrel 4 in heating furnace
Can transmission mechanism that is radial rolling and axially moving back and forth function during middle heating；And the driver of drive transmission device, it is described
Driver is connected with programme control circut, and the heating furnace includes N number of spaced heater 1 and by two neighboring heater 1
Between close the connecting portion 14 of connection, the N is the natural number more than 3.The transmission mechanism includes drive link, the first transmission
The low annular recess in cone between the senior middle school of two, the first drive are arranged with the middle part of wheel, the outer peripheral face of first drive
It is fixed on one heart on drive link, forms combination transmission body, combination transmission body is arranged in the two neighboring heating of correspondence spaced and parallelly
In connecting portion 14 between device 1, the direction and the direction of machine barrel axial line of drive link axial line intersect at an angle, and transmission
Bar at least one end is stretched out from connecting portion 14 to be connected with the corresponding motor output shaft in driver, and the motor 11 passes through respectively
Circuit is connected with the control circuit of synchronous positive and negative rotation；It the angle ranging from 30 °~70 °.The heater 1 includes heater case
Through hole can be arranged on by the through hole 16 of machine barrel, the induction coil by being provided with body and induction coil, the heater housings
In the heater housings in 16 outsides, the induction coil is connected by circuit with control module, power supply.The machine barrel input unit
For the first carriage 2, one end of first carriage 2 with can be by the machine of processing unit 3 at the beginning of the machine barrel closed at both ends of machine barrel inner chamber
Cylinder outlet valve 31 aligns, and the other end of first carriage 2 aligns with the machine barrel import in barrel heat portion, and described the
It can rotationally be provided with the middle part of the second drive 21, the outer peripheral face of second drive 21 and be arranged with successively on one carriage 2
The low annular recess in cone between the senior middle school of two, second drive 21 is connected with motor transmission.The machine
Cylinder centrifugation portion includes centrifugation support body 5, sedimentator and the second carriage 51, one end and the barrel heat portion of second carriage 51
Machine barrel outlet align, the other end of second carriage 51 aligns with the insulation portion import of machine barrel insulation portion, described
Can rotationally it be provided with successively on second carriage 51 recessed in the middle part of the 3rd drive 52, the outer peripheral face of the 3rd drive 52
Have the low annular groove in cone between the senior middle school of two, the 3rd drive 52 is driven with motor to be connected, it is described from
Heart device is arranged on the side of the second carriage 51, and the sedimentator is symmetrically arranged two Centrifugal rollings 53, described two centrifugations
Roller 53 is connected with the centrifugation roll drive motor that Centrifugal rolling 53 can be driven to rotate respectively, positioned at the carriage 51 of Centrifugal rolling 53 and second
The clamping machine that machine barrel 4 can be picked up and be moved on Centrifugal rolling 53 from the second carriage 51 is provided with the centrifugation support body 5 on top
Structure.The clamp system includes the first clamping seats and the second clamping seats 54 being oppositely arranged, and first clamping seats and second add
Tight seat 54 can be movably arranged on first moving rail and the second moving rail on centrifugation support body 5 top respectively, and described first
It is respectively arranged with drive cylinder, the drive cylinder and is provided with before the relative drive cylinder of energy on clamping seats and the second clamping seats 54
The driving baffle plate of the driving baffle plate moved afterwards, the first clamping seats and the second clamping seats 54 is oppositely arranged, and is driven when drive cylinder drives
When dynamic baffle plate is moved towards, driving baffle plate can be contacted respectively picks up shifting by machine barrel 4 in the end of machine barrel 4 from the second carriage
Move to Centrifugal rolling 53, the drive cylinder is connected with breather pipe, control circuit, power supply.The machine barrel insulation portion includes protecting
Incubator body 6, insulation portion import is provided with the side wall of the end of thermal-insulating body 6, close to the another of the other end of thermal-insulating body 6
Insulation portion outlet is provided with the wall of side, rolling roller 61 is disposed with inside thermal-insulating body 6 from left to right, adjacent rolling roller 61 it
Between formed and can mount the recess that mounts of machine barrel 4, the drum roll 61 is connected with rolling roll drive motor transmission respectively, the rolling
The two ends of dynamic roller 61 are rotatedly connected with swing support body 62 and connect, described to swing the swing span that support body 62 swings the swing of support body 62 with driving
Motor transmission is connected, after the driving of swing span motor, which swings support body 62, to be swung, the rolling roller inside thermal-insulating body 6
61 from left to right height rise successively, make to mount the machine barrel 4 mounted on right side on recess and be rolled to the mounting on recess of left side.Slave
The machine barrel 4 that cylinder insulation portion is left is delivered in machine barrel tempering portion 8 by the 3rd carriage 7, carries out temper.Described 3rd is defeated
Send and the 4th drive 71 is disposed with frame 7, be arranged with the middle part of the outer peripheral face of the 4th drive 71 low between the senior middle school of two
In the annular groove section of cone, the 4th drive 71 is connected with motor transmission.
Operation principle：Machine barrel processing unit at the beginning of machine barrel adds the powder for making wearing layer, will load in machine barrel inner chamber
The closure of openings at the machine barrel two ends after powder, the machine barrel after processing enters barrel heat portion, barrel heat portion from the first carriage
In induction coil machine barrel is heated up, machine barrel is mounted on the first drive, and with the first drive move forward, due to transmission
The direction of bar axial line and the direction of machine barrel axial line intersect at an angle, therefore, and machine barrel is slow while moving forward
Rotate, machine tube inner wall thermally equivalent, when machine barrel is moved to the other end in barrel heat portion, motor drives the first drive anti-
Turn, machine barrel is moved rearwards by with the first drive, such machine barrel moves back and forth and radial rotating in barrel heat portion, it is ensured that machine barrel
Thermally equivalent, after the completion of machine barrel heating, in exiting into machine barrel centrifugation portion from the end of machine barrel heating part, machine barrel centrifugation portion
Centrifugation frame on be provided with clamp system, machine barrel is picked up and mounted on Centrifugal rolling by clamp system, centrifugation roll drive motor drive from
Heart roller, which is rotated, completes machine barrel centrifugally operated, is picked up and is placed on the second carriage by clamp system again after machine barrel centrifugation, second is defeated
Send frame that machine barrel is delivered in machine barrel insulation portion, machine barrel is rolled in machine barrel insulation portion with rolling roller, swing support body by swing span
Motor driving interval lifting, rolling roller is raised successively from left to right, mounted positioned at right side the machine barrel on recess roll to
Left side is mounted on recess, after being incubated 8~9 hours, takes out the processing that machine barrel completes machine tube inner wall.
Claims (10)
1. a kind of preparation method of spiro rod machine tube wearing layer, it is characterised in that：Comprise the following steps,
First, the wear-resisting powder for making wearing layer is added in machine barrel (4) inner chamber, is loaded into the last machine barrel (4) two of abrasion-resistant powder
The closure of openings at end；
2nd, machine barrel (4) is delivered in the heating furnace that temperature is 1000~1300 DEG C and heated, machine barrel is heated in heating furnace
When keep radial rotating and axially move back and forth, the wear-resisting powder being placed in machine barrel (4) inner chamber is uniformly melted in machine barrel inner chamber
Change and be covered on the inner peripheral surface of machine tube inner wall, while the wear-resisting powder after fusing is aoxidized and existed with machine tube inner wall to conjunction
Together；
3rd, the machine barrel come out in heating furnace is delivered into centrifugation portion to be centrifuged, makes the wearing layer of molten condition more uniformly attached
In on the internal perisporium of machine barrel；
4th, the machine barrel (4) after centrifugation is delivered to insulation portion and temper is carried out to machine barrel, machine barrel (4) is in machine barrel insulation portion
Temper is incubated, the temperature in machine barrel is gradually reduced；The machine barrel for being processed into wearing layer is taken out from insulation portion；
The formula of above-mentioned wear-resisting powder is：The mixed-powder being made up of Fe, C, B, Si, Cr, Ni, wherein Fe be 80%~
90%, C are that 1%~5%, B is that 1%~10%, Si is that 1%~5%, Cr is 1%~5%, and remaining is Ni, or, abrasion-resistant powder
The set powder that the formula at end is made up of C, B, Si, Cr, Ni, wherein Ni is that 75%~85%, B is that 1%~10%, Si is
1%~5%, Cr are 1%~10%, and remaining is C, and above-mentioned percentage is mass percent.
2. preparation method according to claim 1, it is characterised in that：In step 2, when using mixed-powder, machine barrel adds
The temperature in hot portion is 1200 DEG C, and when using set powder, the temperature in barrel heat portion is 1050 DEG C；What the centrifugation portion was used
Centrifugal force is 60~120g.
3. preparation method according to claim 1 or 2, it is characterised in that：The processing unit (plant) that the preparation method is used, bag
Include in machine barrel input unit, barrel heat portion, machine barrel centrifugation portion, machine barrel insulation portion, the machine barrel input unit, machine barrel centrifugation portion and divided
The conveying mechanism of conveying machine barrel (4) is not provided with, and the conveying mechanism is connected with respective drive device respectively, the machine barrel
Heating part includes heating furnace；Possess can by machine barrel (4) send into and send out heating furnace machine barrel (4) can also be heated in heating furnace when
Can transmission mechanism that is radial rolling and axially moving back and forth function；And the driver of drive transmission device, the driver with
Programme control circut is connected, and the heating furnace includes N number of spaced heater (1) and by between two neighboring heater (1)
The connecting portion (14) of connection is closed, the N is the natural number more than 3.
4. processing unit (plant) according to claim 3, it is characterised in that：The transmission mechanism includes drive link, the first transmission
The low annular recess in cone between the senior middle school of two, the first drive are arranged with the middle part of wheel, the outer peripheral face of first drive
It is fixed on one heart on drive link, forms combination transmission body, combination transmission body is arranged in the two neighboring heating of correspondence spaced and parallelly
In connecting portion (14) between device (1), the direction and the direction of machine barrel axial line of drive link axial line intersect at an angle, and
Drive link at least one end is stretched out from connecting portion (14) to be connected with the corresponding motor output shaft in driver, the motor (11)
It is connected respectively by circuit with the control circuit of synchronous positive and negative rotation；It the angle ranging from 30 °~70 °.
5. processing unit (plant) according to claim 4, it is characterised in that：The heater (1) includes heater housings and sense
Answer and be provided with coil, the heater housings and through hole (16) can be arranged on by the through hole (16) of machine barrel, the induction coil
In the heater housings in outside, the induction coil is connected by circuit with control module, power supply.
6. processing unit (plant) according to claim 4, it is characterised in that：The machine barrel input unit is the first carriage (2), institute
State one end of the first carriage (2) with can be by the machine barrel outlet valve of processing unit (3) at the beginning of the machine barrel closed at both ends of machine barrel inner chamber
(31) align, the other end of first carriage (2) and the machine barrel import in barrel heat portion align, first conveying
It can rotationally be provided with the middle part of the second drive (21), the outer peripheral face of second drive (21) and be arranged with successively on frame (2)
The low annular recess in cone between the senior middle school of two, second drive (21) is connected with motor transmission.
7. the processing unit (plant) according to right wants 4, it is characterised in that：The machine barrel centrifugation portion includes centrifugation support body (5), centrifugation
Device and the second carriage (51), one end of second carriage (51) align with the machine barrel outlet in barrel heat portion, described
The other end of second carriage (51) aligns with the insulation portion import of machine barrel insulation portion, on second carriage (51) successively
It can rotationally be provided with the 3rd drive (52), be arranged with the middle part of the outer peripheral face of the 3rd drive (52) low between the senior middle school of two
In the annular groove of cone, the 3rd drive (52) and motor, which are driven, to be connected, and the sedimentator is arranged on the
The side of two carriages (51), the sedimentator is symmetrically arranged two Centrifugal rollings (53), described two Centrifugal rollings (53) point
It is not connected with the centrifugation roll drive motor that Centrifugal rolling (53) can be driven to rotate, positioned at Centrifugal rolling (53) and the second carriage (51)
It is provided with and machine barrel (4) from the second carriage (51) can be picked up and be moved on Centrifugal rolling (53) on the centrifugation support body (5) on top
Clamp system.
8. processing unit (plant) according to claim 7, it is characterised in that：The clamp system includes the first folder being oppositely arranged
Tight seat and the second clamping seats (54), first clamping seats and second step up seat (54) and can movably be arranged on centrifugation respectively
On first moving rail and the second moving rail on support body (5) top, set respectively on first clamping seats and the second clamping seats (54)
It is equipped with and the driving baffle plate that the relative drive cylinder of energy is moved forward and backward is provided with drive cylinder, the drive cylinder, the first clamping seats
It is oppositely arranged with the driving baffle plate of the second clamping seats (54), when drive cylinder driving driving baffle plate is moved towards, drives baffle plate
It can respectively contact and machine barrel (4) is picked up from the second carriage and is moved on Centrifugal rolling (53) in the end of machine barrel (4), it is described
Drive cylinder is connected with breather pipe, control circuit, power supply.
9. processing unit (plant) according to claim 4, it is characterised in that：The machine barrel insulation portion includes thermal-insulating body (6), leans on
Insulation portion import is provided with the side wall of nearly thermal-insulating body (6) end, on the opposite side wall of thermal-insulating body (6) the other end
Be provided with insulation portion outlet, be disposed with rolling roller (61) inside thermal-insulating body (6) from left to right, adjacent rolling roller (61) it
Between formed and can mount the recess that mounts of machine barrel (4), the drum roll (61) is connected with rolling roll drive motor transmission respectively, institute
State the two ends of rolling roller (61) and be rotatedly connected with swinging support body (62) and connect, the swing support body (62) swings support body (62) with driving
The swing span motor transmission of swing is connected, after the driving of swing span motor, which swings support body (62), to be swung, incubator
Height rises the internal rolling roller (61) of body (6) successively from left to right, makes to mount the machine barrel (4) mounted on right side on recess and is rolled to
Left side is mounted on recess.
10. processing unit (plant) according to claim 4, it is characterised in that：The machine barrel (4) left from machine barrel insulation portion passes through
Three carriages (7) are delivered in machine barrel tempering portion (8), carry out temper.Is disposed with 3rd carriage (7)
It is arranged with the middle part of four drives (71), the outer peripheral face of the 4th drive (71) low in the annular recessed of cone between the senior middle school of two
Groove portion, the 4th drive (71) is connected with motor transmission.
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| CN201710645353.0A CN107214320B (en) | 2017-08-01 | 2017-08-01 | A kind of production method and its processing unit (plant) of spiro rod machine tube wearing layer |
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| CN201710645353.0A CN107214320B (en) | 2017-08-01 | 2017-08-01 | A kind of production method and its processing unit (plant) of spiro rod machine tube wearing layer |
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| CN107214320B CN107214320B (en) | 2019-07-16 |
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| CN109652799A (en) * | 2019-02-28 | 2019-04-19 | 浙江华业塑料机械有限公司 | A kind of preparation method of machine barrel wearing layer |
| CN109666858A (en) * | 2019-02-28 | 2019-04-23 | 浙江华业塑料机械有限公司 | A kind of iron(-)base powder of machine barrel wearing layer |
| CN109680275A (en) * | 2019-02-28 | 2019-04-26 | 浙江华业塑料机械有限公司 | A kind of preparation method of machine tube inner wall wearing layer |
| CN109680202A (en) * | 2019-02-28 | 2019-04-26 | 浙江华业塑料机械有限公司 | A kind of Co-based alloy powder of machine barrel wearing layer |
| CN109680201A (en) * | 2019-02-28 | 2019-04-26 | 浙江华业塑料机械有限公司 | A kind of Ni-based spherical carbide tungsten alloy powder of machine barrel wearing layer |
| CN109825831A (en) * | 2019-02-28 | 2019-05-31 | 浙江华业塑料机械有限公司 | A kind of preparation method of machine barrel anticorrosion antiwear layer |
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| CN109825831A (en) * | 2019-02-28 | 2019-05-31 | 浙江华业塑料机械有限公司 | A kind of preparation method of machine barrel anticorrosion antiwear layer |
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| Publication number | Publication date |
|---|---|
| CN107214320B (en) | 2019-07-16 |
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Address after: 316032 No. 1 Ligang Road, Xikou Industrial Agglomeration Zone, Jintang Town, Dinghai District, Zhoushan City, Zhejiang Province Patentee after: Zhejiang Huaye Plastic Machinery Co.,Ltd. Address before: 316032 Ligang second industrial zone, Dinghai District, Zhoushan City, Zhejiang Province Patentee before: ZHEJIANG HUAYE PLASTICS MACHINERY Co.,Ltd. |