CN107214320B - A kind of production method and its processing unit (plant) of spiro rod machine tube wearing layer - Google Patents
A kind of production method and its processing unit (plant) of spiro rod machine tube wearing layer Download PDFInfo
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- CN107214320B CN107214320B CN201710645353.0A CN201710645353A CN107214320B CN 107214320 B CN107214320 B CN 107214320B CN 201710645353 A CN201710645353 A CN 201710645353A CN 107214320 B CN107214320 B CN 107214320B
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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
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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
- C22C37/06—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
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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
- C22C38/34—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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- 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 production method and its processing unit (plant) of spiro rod machine tube wearing layer, include the following steps, one, in machine barrel (4) inner cavity the closure of openings at wear-resisting powder machine barrel (4) both ends again is added；Two, machine barrel (4) is delivered in the heating furnace that temperature is 1000~1300 DEG C and is heated, radial rotating is kept when machine barrel heats in heating furnace and axially moved back and forth；Three, machine barrel is centrifuged in centrifugation portion, four, the machine barrel (4) after centrifugation is delivered to insulation portion and tempering is carried out to machine barrel, machine barrel (4) keeps the temperature 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 that, this method overcomes that machine barrel both ends heating temperature in heating furnace is low and defect that medium temperature is high, the wear-resisting powder being placed in machine barrel inner cavity is heated evenly, abrasion-resistant powder is set to be melted, aoxidize at the same temperature, on the inner peripheral surface of inner cavity to make molten liquid be evenly covered on machine barrel, keep 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 production method of spiro rod machine tube wearing layer.
Background technique
A kind of existing Patent No. CN201510537875.X entitled " a kind of high abrasion, the tapered double machine barrel of repair type
Preparation method " Chinese invention patent disclose the preparation method of a kind of high abrasion, the tapered double machine barrel of repair type, first will
Round steel forging carry out boring processing, be processed into inner hole be two circle intersection, cross section be in splayed ring taper double machine barrel blank；It adopts
It is processed into plug identical with machine barrel hole taper with common iron, 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 is compressed forms machine barrel assembly；Machine barrel assembly is put into vacuum drying oven
Interior heating treatment；By the extra mandrel material Vehicle Processing removal of above-mentioned assembly concentric reducer, above-mentioned machine barrel is subjected to boring processing, is gone
Except the mandrel material inlayed in machine barrel hole.The invention solves the problems, such as that taper double machine barrel is difficult to centrifugal composite casting, and vacuum is burnt
Under knot state, alloy wear-resisting layer and bellmouth inner wall realize metallurgical bonding, higher compared with tungsten carbide button's material bond strength,
Wearing layer will not fall off in use process；However, weighed using the alloy wear-resisting layer uneven heating of the machine barrel of preparation method production,
So manufactured alloy wear-resisting layer surface is not uniform enough, using effect is undesirable, therefore this method also needs to be further improved.
Summary of the invention
It is wear-resisting the technical problem to be solved by the present invention is to provide a kind of spiro rod machine tube for above-mentioned state of the art
The production method of layer keeps barrel heat balanced, manufactured machine barrel uniform, wearability with wear-resisting layer surface using this production method
The good advantage of energy.
The technical scheme of the invention to solve the technical problem is: the production method of this spiro rod machine tube wearing layer,
It is characterized by comprising following steps,
One, the wear-resisting powder for making wearing layer is added in machine barrel inner cavity, is loaded into the last machine barrel both ends of abrasion-resistant powder
Closure of openings；
Two, machine barrel is delivered in the heating furnace that temperature is 1000~1300 DEG C and is heated, machine barrel adds in heating furnace
Radial rotating is kept when hot and is axially moved back and forth, and the wear-resisting powder being placed in machine barrel inner cavity uniform melt in machine barrel inner cavity is made
And it is covered on the inner peripheral surface of machine tube inner wall, while the wear-resisting powder after fusing being aoxidized and is incorporated in one with machine tube inner wall
It rises；
Three, the machine barrel come out in heating furnace is delivered to centrifugation portion to be centrifuged, makes the wearing layer of molten condition more evenly
Ground is attached on the internal perisporium of machine barrel；
Four, the machine barrel after centrifugation is delivered to insulation portion and tempering is carried out to machine barrel, machine barrel is protected in machine barrel insulation portion
Warm tempering 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 are as follows: the mixed-powder being made of Fe, C, B, Si, Cr, Ni, wherein Fe be 80%~
It is 1%~10%, Si be 1%~5%, Cr is 1%~5% that 90%, C, which are 1%~5%, B, remaining is Ni, alternatively, abrasion-resistant powder
The set powder that the formula at end is made of C, B, Si, Cr, Ni, it is that 1%~10%, Si is that wherein Ni, which is 75%~85%, B,
1%~5%, Cr are 1%~10%, remaining is C, and above-mentioned percentage is mass percent.
As an improvement, when using mixed-powder, the temperature in barrel heat portion can be preferably 1200 DEG C in step 2, when
When using set powder, the temperature in barrel heat portion is 1050 DEG C；The centrifugal force that the centrifugation portion uses is 60~120g.
As an improvement, the processing unit (plant) that the production method uses, includes machine barrel input unit, barrel heat portion, machine barrel
Centrifugation portion, machine barrel insulation portion, the machine barrel input unit are respectively arranged with the conveying mechanism of conveying machine barrel, institute in machine barrel centrifugation portion
It states conveying mechanism to be connected with respective driving device respectively, the barrel heat portion includes heating furnace；Machine barrel can be sent by having
Entering and send out heating furnace can the radial rolling and axial driver for moving back and forth function when also can heat machine barrel in heating furnace
Structure；And the driver of drive transmission device, the driver are connected with programme control circut, the heating furnace includes N number of interval
The heater of arrangement and the interconnecting piece that connection will be closed between two neighboring heater, the N are the natural number greater than 3.
As an improvement, the transmission mechanism includes drive rod, the first driving wheel, the outer peripheral surface middle part of first driving wheel
It is recessed with the low annular recess in cone, the first driving wheel between the senior middle school of both ends to be fixed on drive rod with one heart, forms combination and pass
Kinetoplast, combination transmission body are arranged in spaced and parallelly in the interconnecting piece between corresponding two neighboring heater, drive rod axial line
Direction and the direction of machine barrel axial line intersect at an angle, and drive rod at least one end is stretched out from interconnecting piece and driver
In correspondence motor output shaft be connected, the motor passes through route respectively and is connected with the control circuit of synchronous positive and negative rotation；
It the angle ranging from 30 °~70 °.
It improves again, the heater includes heater housings and induction coil, and being provided on the heater housings can lead to
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 route 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 cavity
The machine barrel outlet valve of the first processing unit of machine barrel closed at both ends aligns, the other end of first carriage and barrel heat portion
Machine barrel import align, be provided with the second driving wheel, second driving wheel with being successively able to rotate on first carriage
Outer peripheral surface in the middle part of be recessed with the low annular recess in cone between the senior middle school of both ends, second driving wheel and driving motor pass
It is dynamic to be connected.
As a further improvement, machine barrel centrifugation portion includes being centrifuged frame body, centrifuge and the second carriage, described second
The outlet of the machine barrel in 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 is provided with third driving wheel, the third driving wheel with being successively able to rotate on second carriage
Outer peripheral surface in the middle part of be recessed with the low annular groove in cone between the senior middle school of both ends, the third driving wheel and driving motor are driven
It is connected, the side of the second carriage is arranged in the centrifuge, and the centrifuge 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, are located at Centrifugal rolling and the second carriage
Being provided on the centrifugation frame body on top can pick up from the second carriage by machine barrel and be moved to the clamp system on Centrifugal rolling.
It improves again, the clamp system includes the first clamping seats and the second clamping seats being oppositely arranged, and described first clamps
Seat, which steps up seat respectively with second, can be movably arranged on the first movement rail and the second moving rail on centrifugation frame body top, institute
It states and is respectively arranged with driving cylinder on the first clamping seats and the second clamping seats, being provided on the driving cylinder can opposite driving gas
The driving baffle of the driving baffle that cylinder is moved forward and backward, the first clamping seats and the second clamping seats is oppositely arranged, when driving cylinder driving
When driving baffle moves towards, driving baffle can contact respectively picks up shifting for machine barrel in the end of machine barrel from the second carriage
It moves to Centrifugal rolling, the driving cylinder is connected with snorkel, control circuit, power supply.
It improves again, the machine barrel insulation portion includes thermal-insulating body, is provided with heat preservation on the side wall of thermal-insulating body end
Portion's import is provided with insulation portion on another side wall of thermal-insulating body the other end and exports, inside thermal-insulating body from left to right
Be disposed with rolling roller, form the recess portion that mounts that can mount machine barrel between adjacent rolling roller, the drum roll respectively with rolling
Roll drive motor transmission is connected, and the both ends of the rolling roller are rotatedly connected with swing frame body to be connect, the swing frame body and driving
It swings the swinging frame driving motor transmission that frame body is swung to be connected, after swinging frame driving motor drives swing frame body to swing, protect
Height successively rises the rolling roller of warm box house from left to right, makes to mount on the left of the machine barrel that right side mounts on recess portion is rolled to
It mounts on recess portion.
It improves again, the machine barrel left from machine barrel insulation portion can be delivered in machine barrel tempering portion by third carriage, described
It is disposed with the 4th driving wheel on third carriage, is recessed in the middle part of the outer peripheral surface of the 4th driving wheel low between the senior middle school of both ends
In the annular groove section of cone, the 4th driving wheel is connected with driving motor transmission.
Compared with the prior art, the advantages of the present invention are as follows: machine barrel is delivered to the heating that temperature is 1000~1300 DEG C
It is heated in furnace, radial rotating is kept when machine barrel heats in heating furnace and is axially moved back and forth, make to be placed in machine barrel inner cavity
Wear-resisting powder in machine barrel inner cavity on uniform melt and the inner peripheral surface for being covered in machine tube inner wall, while by the abrasion-resistant powder after fusing
End is aoxidized and is combined together with machine tube inner wall；This method makes machine barrel, and machine barrel can also while along moving axially back and forth
With radial slowly rotation, to overcome that machine barrel both ends heating temperature in heating furnace is low and defect that medium temperature is high, it is placed in
Wear-resisting powder in machine barrel inner cavity is heated evenly, and abrasion-resistant powder is made to be melted, aoxidize at the same temperature, to keep molten liquid uniform
Ground is covered on the inner peripheral surface of the inner cavity of machine barrel, keeps the performance of wearing layer completely the same, and wear-resisting powder and machine barrel internal perisporium knot
It closes securely, stablizes；All equal intelligent managements of parameter for processing of this production method, realize continuous automatic production；Also
One important function is the heating furnace of use, be can not be limited to the length and width of machine barrel, that is, is capable of processing very long and very wide
Machine barrel, because the pleasant to the ear heater of heating furnace is to be alternatively arranged setting, barrel length elastic can be used, it is not necessary to use sizes
Stove, it can according to the quantity of the length increase and decrease heater of processing machine barrel, complete processing in heating furnace, machine barrel plus
Work post class increases, and utilization rate of equipment and installations improves；In addition, barrel heater is heated using induction coil, heating rate faster, is heated
Effect is good, and such machine barrel deformation is small, and utilization rate of electrical is also high, to significantly reduce cost；In addition, centrifugation roll structure letter
It is single, it is able to achieve the rapid centrifugation to machine barrel, improves processing efficiency；Further more, machine barrel is kept the temperature in machine barrel insulation portion, make machine barrel
It is gradually moved to the mounting in recess portion of left side from the recess portion that mounts on right side, realizes and multiple machine barrels while being carried out at tempering in insulation portion
Reason, to further improve production efficiency.
Detailed description of the invention
Fig. 1 is the perspective view 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 perspective view in barrel heat portion in Fig. 1；
Fig. 4 is the structural exploded view of Fig. 3；
Fig. 5 is the front projection figure of Fig. 3；
Fig. 6 is the perspective view in machine barrel centrifugation portion in Fig. 1；
Fig. 7 is the perspective view in Fig. 6 after clamping structure movement；
Fig. 8 is the structural exploded view in Fig. 7 after removal centrifugation frame；
Fig. 9 is the structural exploded view of machine barrel insulation portion in Fig. 1；
Figure 10 is the perspective view in Fig. 9 after undecomposed part removal part machine barrel；
Figure 11 is the top view of Figure 10；
Figure 12 is the sectional view in Figure 11 along line A-A.
Specific embodiment
The present invention will be described in further detail below with reference to the embodiments of the drawings.
As shown in Figures 1 to 12, the production method of the spiro rod machine tube wearing layer of the present embodiment, includes the following steps,
One, the wear-resisting powder for making wearing layer is added in 4 inner cavity of machine barrel, is loaded into last 4 liang of machine barrel of abrasion-resistant powder
The closure of openings at end；
Two, machine barrel 4 is delivered in the heating furnace that temperature is 1000~1300 DEG C and is heated, machine barrel adds in heating furnace
Radial rotating is kept when hot and is axially moved back and forth, and melts the wear-resisting powder being placed in 4 inner cavity of machine barrel uniformly in machine barrel inner cavity
On the inner peripheral surface for changing and being covered in machine tube inner wall, while the wear-resisting powder after fusing being aoxidized and is incorporated in machine tube inner wall
Together；
Three, the machine barrel come out in heating furnace is delivered to centrifugation portion to be centrifuged, makes the wearing layer of molten condition more evenly
Ground is attached on the internal perisporium of machine barrel；
Four, the machine barrel 4 after centrifugation is delivered to insulation portion and tempering is carried out to machine barrel, machine barrel 4 is in machine barrel insulation portion
Tempering is kept the temperature, 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 are as follows: the mixed-powder being made of Fe, C, B, Si, Cr, Ni, wherein Fe be 80%~
It is 1%~10%, Si be 1%~5%, Cr is 1%~5% that 90%, C, which are 1%~5%, B, remaining is Ni, alternatively, abrasion-resistant powder
The set powder that the formula at end is made of C, B, Si, Cr, Ni, it is that 1%~10%, Si is that wherein Ni, which is 75%~85%, B,
1%~5%, Cr are 1%~10%, 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 powder is gathered,
The temperature in barrel heat portion is 1050 DEG C；The centrifugal force that the centrifugation portion uses is 60~120g.What the production method 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 in cylinder centrifugation portion, the conveying mechanism is connected with respective driving device respectively
It connects, the barrel heat portion includes heating furnace；Have can machine barrel 4 be sent into and be sent out heating furnace also can be by machine barrel 4 in heating furnace
It can the radial rolling and axial transmission mechanism for moving back and forth function when 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 interconnecting piece 14 of connection, the N is the natural number greater than 3.The transmission mechanism includes drive rod, the first transmission
Wheel, the outer peripheral surface middle part of first driving wheel are recessed with the low annular recess in cone between the senior middle school of both ends, the first driving wheel
It is fixed on drive rod with one heart, forms combination transmission body, combination transmission body is arranged in corresponding two neighboring heating spaced and parallelly
In interconnecting piece 14 between device 1, the direction of drive rod axial line and the direction of machine barrel axial line intersect at an angle, and are driven
Bar at least one end is connected from stretching in interconnecting piece 14 with the corresponding motor output shaft in driver, and the motor 11 passes through respectively
Route 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
Body and induction coil, the through-hole 16 that can pass through machine barrel is provided on the heater housings, and the induction coil is arranged in through-hole
In the heater housings in 16 outsides, the induction coil is connected by route 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 cavity
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 is provided with the second driving wheel 21 with being successively able to rotate on one carriage 2, is recessed in the middle part of the outer peripheral surface of second driving wheel 21
The low annular recess in cone, second driving wheel 21 are connected with driving motor transmission between the senior middle school of both ends.The machine
Cylinder centrifugation portion includes centrifugation frame body 5, centrifuge and the second carriage 51, one end and 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
It is provided with third driving wheel 52 with being successively able to rotate on second carriage 51, the outer peripheral surface middle part of the third driving wheel 52 is recessed
Have the low annular groove in cone between the senior middle school of both ends, the third driving wheel 52 is driven with driving motor to be connected, it is described from
The side of the second carriage 51 is arranged in heart device, and the centrifuge 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, is located at Centrifugal rolling 53 and the second carriage 51
The clamping machine that can machine barrel 4 picked up and be moved on Centrifugal rolling 53 from the second carriage 51 is provided on the centrifugation frame body 5 on top
Structure.The clamp system includes the first clamping seats being oppositely arranged and the second clamping seats 54, and first clamping seats and second add
Tight seat 54 can be movably arranged in respectively on the first movement rail and the second moving rail on centrifugation 5 top of frame body, and described first
It is respectively arranged with driving cylinder on clamping seats and the second clamping seats 54, is provided on the driving cylinder before opposite capable of driving cylinder
The driving baffle of the driving baffle moved afterwards, the first clamping seats and the second clamping seats 54 is oppositely arranged, when driving cylinder driving is driven
When dynamic baffle moves towards, driving baffle can contact respectively picks up shifting for machine barrel 4 in the end of machine barrel 4 from the second carriage
It moves to Centrifugal rolling 53, the driving cylinder is connected with snorkel, control circuit, power supply.The machine barrel insulation portion includes protecting
Incubator body 6 is provided with insulation portion import on the side wall of 6 end of thermal-insulating body, close to the another of 6 the other end of thermal-insulating body
Be provided with insulation portion outlet on side wall, 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 portion that mounts of machine barrel 4, the drum roll 61 respectively with roll roll drive motor transmission and be connected, the rolling
The both ends of dynamic roller 61 are rotatedly connected with swing frame body 62 and connect, described to swing frame body 62 and drive the swinging frame for swinging the swing of frame body 62
Driving motor transmission is connected, rolling roller after swinging frame driving motor, which drives, swings the swing of frame body 62, inside thermal-insulating body 6
61 highly successively rise from left to right, make to mount mounting on recess portion on the left of the machine barrel 4 that right side mounts on recess portion is rolled to.Slave
The machine barrel 4 that cylinder insulation portion is left is delivered in machine barrel tempering portion 8 by third carriage 7, carries out tempering.The third is defeated
It send and is disposed with the 4th driving wheel 71 on frame 7, be recessed in the middle part of the outer peripheral surface of the 4th driving wheel 71 low between the senior middle school of both ends
In the annular groove section of cone, the 4th driving wheel 71 is connected with driving motor transmission.
Working principle: machine barrel adds the powder for making wearing layer in processing unit at the beginning of machine barrel, will be packed into machine barrel inner cavity
The closure of openings at the machine barrel both ends after powder, treated machine barrel enter barrel heat portion, barrel heat portion from the first carriage
In induction coil so that machine barrel is heated up, machine barrel mounts on the first driving wheel, and with the first driving wheel move forward, due to transmission
The direction of bar axial line and the direction of machine barrel axial line intersect at an angle, and therefore, machine barrel is slow while moving forward
Rotation, machine tube inner wall thermally equivalent, when machine barrel is moved to the other end in barrel heat portion, the first driving wheel of motor driven is anti-
Turn, machine barrel is moved backward with the first driving wheel, and such machine barrel moves back and forth in barrel heat portion and radial rotating, guarantees machine barrel
Thermally equivalent exits into machine barrel centrifugation portion after the completion of machine barrel heating 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 is mounted on Centrifugal rolling by clamp system, centrifugation roll drive motor drive from
Machine barrel centrifugally operated is completed in the rotation of heart roller, 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 rolls in machine barrel insulation portion with rolling roller, swings frame body by swinging frame
Driving motor driving interval lifting, increase rolling roller successively from left to right, positioned at right side mount the machine barrel on recess portion roll to
Left side mounts on recess portion, after heat preservation 8~9 hours, takes out the processing that machine barrel completes machine tube inner wall.
Claims (9)
1. a kind of production method of spiro rod machine tube wearing layer, it is characterised in that: include the following steps,
One, the wear-resisting powder for making wearing layer is added in machine barrel (4) inner cavity, is loaded into the last machine barrel (4) two of abrasion-resistant powder
The closure of openings at end；
Two, machine barrel (4) is delivered in the heating furnace that temperature is 1000~1300 DEG C and is heated, machine barrel heats in heating furnace
When keep radial rotating and it is axial move back and forth, melt the wear-resisting powder being placed in machine barrel (4) inner cavity uniformly in machine barrel inner cavity
On the inner peripheral surface for changing and being covered in machine tube inner wall, while the wear-resisting powder after fusing being aoxidized and is incorporated in machine tube inner wall
Together；
Three, the machine barrel come out in heating furnace is delivered to centrifugation portion to be centrifuged, keeps the wearing layer of molten condition more uniformly attached
In on the internal perisporium of machine barrel；
Four, the machine barrel (4) after centrifugation is delivered to insulation portion and tempering is carried out to machine barrel, machine barrel (4) is in machine barrel insulation portion
Tempering is kept the temperature, 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 are as follows: the mixed-powder being made of Fe, C, B, Si, Cr, Ni, wherein Fe be 80%~
It is 1%~10%, Si be 1%~5%, Cr is 1%~5% that 90%, C, which are 1%~5%, B, remaining is Ni, alternatively, abrasion-resistant powder
The set powder that the formula at end is made of C, B, Si, Cr, Ni, it is that 1%~10%, Si is that wherein Ni, which is 75%~85%, B,
1%~5%, Cr are 1%~10%, remaining is C, and above-mentioned percentage is mass percent；When using mixed-powder, machine barrel adds
The temperature in hot portion is 1200 DEG C, and when using powder is gathered, the temperature in barrel heat portion is 1050 DEG C；What the centrifugation portion used
Centrifugal force is 60~120g.
2. manufacturing method according to claim 1, it is characterised in that: the processing unit (plant) that the production method uses, including
There is a machine barrel input unit, barrel heat portion, machine barrel centrifugation portion, machine barrel insulation portion, the machine barrel input unit, in machine barrel centrifugation portion respectively
It is provided with the conveying mechanism of conveying machine barrel (4), the conveying mechanism is connected with respective driving device respectively, and the machine barrel adds
Hot portion includes heating furnace；Has energy when machine barrel (4) can also can be heated machine barrel (4) feeding and submitting heating furnace in heating furnace
The radial rolling and axial transmission mechanism for moving back and forth function；And the driver of drive transmission device, the driver and journey
Control circuit is connected, and the heating furnace includes N number of spaced heater (1) and will seal between two neighboring heater (1)
The interconnecting piece (14) of connection is closed, the N is the natural number greater than 3.
3. processing unit (plant) used in a kind of production method of the spiro rod machine tube wearing layer according to claim 2, feature exist
In: the transmission mechanism includes drive rod, the first driving wheel, is recessed with both ends senior middle school in the middle part of the outer peripheral surface of first driving wheel
Between the low annular recess in cone, the first driving wheel is fixed on drive rod with one heart, forms combination transmission body, combines transmission body
Be arranged in the interconnecting piece (14) between corresponding two neighboring heater (1) spaced and parallelly, the direction of drive rod axial line with
The direction of machine barrel axial line intersects at an angle, and drive rod at least one end is from the middle stretching of interconnecting piece (14) and driver
Corresponding motor output shaft is connected, and the motor (11) is connected by route with the control circuit of synchronous positive and negative rotation respectively；
It the angle ranging from 30 °~70 °.
4. processing unit (plant) according to claim 3, it is characterised in that: the heater (1) includes heater housings and sense
Coil is answered, being provided on the heater housings can be arranged by the through-hole (16) of machine barrel, the induction coil in through-hole (16)
In the heater housings in outside, the induction coil is connected by route with control module, power supply.
5. processing unit (plant) according to claim 3, 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 cavity
(31) it aligns, the other end of first carriage (2) and the machine barrel import in barrel heat portion align, first conveying
It is provided with the second driving wheel (21) with being successively able to rotate on frame (2), is recessed in the middle part of the outer peripheral surface of second driving wheel (21)
The low annular recess in cone, second driving wheel (21) are connected with driving motor transmission between the senior middle school of both ends.
6. processing unit (plant) according to claim 3, it is characterised in that: machine barrel centrifugation portion includes centrifugation frame body (5), centrifugation
Device and the second carriage (51), one end of second carriage (51) aligns 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 is provided with being able to rotate third driving wheel (52), is recessed in the middle part of the outer peripheral surface of the third driving wheel (52) low between the senior middle school of both ends
In the annular groove of cone, the transmission of the third driving wheel (52) and driving motor is connected, and the centrifuge is arranged the
The side of two carriages (51), the centrifuge are 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, is located at Centrifugal rolling (53) and the second carriage (51)
Being provided on the centrifugation frame body (5) on top can pick up from the second carriage (51) by machine barrel (4) and be moved on Centrifugal rolling (53)
Clamp system.
7. processing unit (plant) according to claim 6, 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 with second step up seat (54) and can movably be arranged in respectively to be centrifuged
On the first movement rail and the second moving rail on frame body (5) top, set respectively on first clamping seats and the second clamping seats (54)
It is equipped with driving cylinder, is provided with the driving baffle that cylinder can be driven to be moved forward and backward relatively, the first clamping seats on the driving cylinder
It is oppositely arranged with the driving baffle of the second clamping seats (54), when driving cylinder driving driving baffle to move towards, drives baffle
It can contact respectively 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
Driving cylinder is connected with snorkel, control circuit, power supply.
8. processing unit (plant) according to claim 3, it is characterised in that: the machine barrel insulation portion includes thermal-insulating body (6), is leaned on
It is provided with insulation portion import on the side wall of nearly thermal-insulating body (6) end, on another side wall of thermal-insulating body (6) the other end
It is provided with insulation portion outlet, is disposed with from left to right rolling roller (61) inside thermal-insulating body (6), adjacent rolling roller (61)
Between formed and can mount the recess portion that mounts of machine barrel (4), the drum roll (61) respectively with roll roll drive motor transmission and be connected,
The both ends of the rolling roller (61) are rotatedly connected with swing frame body (62) and connect, and the swing frame body (62) and driving swing frame body
(62) the swinging frame driving motor transmission swung is connected, and after swinging frame driving motor, which drives, swings frame body (62) swing, protects
Height successively rises the internal rolling roller (61) of incubator body (6) from left to right, makes to mount the machine barrel (4) mounted on right side on recess portion
It is rolled to mounting on recess portion for left side.
9. processing unit (plant) according to claim 3, it is characterised in that: the machine barrel (4) left from machine barrel insulation portion passes through the
Three carriages (7) are delivered in machine barrel tempering portion (8), carry out tempering, and the is disposed on the third carriage (7)
Four driving wheels (71) are recessed in the middle part of the outer peripheral surface of the 4th driving wheel (71) low recessed in the annular of cone between the senior middle school of both ends
Groove portion, the 4th driving wheel (71) are connected with driving motor transmission.
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| Application Number | Priority Date | Filing Date | Title |
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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 true CN107214320B (en) | 2019-07-16 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| 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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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. |