CN108723702A - The manufacture craft of screw - Google Patents
The manufacture craft of screw Download PDFInfo
- Publication number
- CN108723702A CN108723702A CN201810298592.8A CN201810298592A CN108723702A CN 108723702 A CN108723702 A CN 108723702A CN 201810298592 A CN201810298592 A CN 201810298592A CN 108723702 A CN108723702 A CN 108723702A
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- Prior art keywords
- screw
- cleaning barrel
- fixed
- manufacture craft
- cleaning
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/08—Cleaning involving contact with liquid the liquid having chemical or dissolving effect
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
- B08B3/102—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration with means for agitating the liquid
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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
- C21D9/0093—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for screws; for bolts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Thermal Sciences (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The present invention provides a kind of manufacture crafts of screw.It is excessively complicated that it solves the step of existing production method, and needs artificial cleaning, makes the technical problems such as cumbersome.The manufacture craft of this screw, includes the following steps：A, blanking；B, it takes the lead；C, tail is pressed from both sides；D, rolled thread；E, it cleans；F, it is heat-treated.The present invention has the advantages that easy to make.
Description
Technical field
The invention belongs to technical field of fastening, are related to a kind of manufacture craft of screw.
Background technology
Screw is a kind of common fastener, is widely used on machinery, electric appliance and building.General material be metal or
Plastic cement, cylinder, surface carves irregular ditch and is known as screw thread.
Through retrieval, as Chinese patent literature discloses a kind of production method of short screw【Application number：
201510792651.3；Publication number：CN 105268880A】.The manufacture craft of this short screw, which is characterized in that including following
Step：Manganese in material is 4-6%, carbon 12-21%, magnesium 1-1.3%, titanium 2-5% surpluses are iron；The percentage is
Mass percent；12-21 parts of above-mentioned material carries out activation in oxygen and is then detached from pure oxygen environment in 10-20 minutes；It is adjusted
Matter processing, 100-234 degrees Celsius of temperature, are then placed in ice water and cool down rapidly time 2-3 hour；Room temperature is returned to later to melt
It is melted into metal water, pours into pressure mould and is pressed；Then take out short screw；Short screw surface carries out chromium plating process,
Then it is passivated processing using argon gas；Then it is in axial direction offered using wire cutting at the tip of short screw multiple thin recessed
Slot.
Although production method screw-tipped intensity is high disclosed in the patent, the step of production method, is excessively multiple
It is miscellaneous, and need artificial cleaning, make cumbersome, therefore, it is necessary to design a kind of manufacture craft of screw.
Invention content
The purpose of the present invention is there is the above problem in view of the prior art, it is proposed that a kind of manufacture craft of screw, it should
Manufacture craft has the characteristics that easy to make.
Object of the invention can be realized by the following technical scheme：The manufacture craft of screw, which is characterized in that including such as
Lower step：
A, blanking：Steel wire is bought, steel wire is subjected to blanking by given specification and length, obtains steel wire section；
B, it takes the lead：It is taken the lead to one end of steel wire section by beating device, processes screw head shapes；
C, tail is pressed from both sides：Punching point is carried out to the other end of steel wire section by rushing sharp device, processes nail tip shape；
D, rolled thread：Rolled thread is carried out to steel wire section surrounding by thread rolling apparatus, processes screw thread；
E, it cleans：Screw is cleaned by cleaning equipment, removes the impurity on surface；
F, it is heat-treated：Screw is heat-treated by vacuum drying oven, hardening heat is 840-860 DEG C, and first time high temperature returns
Fiery temperature is 500-560 DEG C, and second of temperature is 450-500 DEG C, you can obtains the screw of finished product.
Scavenging period in the step e is 20-30min.
Cleaning equipment in the step e includes bottom plate, and cleaning barrel is fixed on the bottom plate, and cleaning barrel top, which has, to be taken
Mouth is put, cleaning barrel lower part has leakage fluid dram, is provided with solenoid valve one at leakage fluid dram, is provided on bottom plate for placing putting for screw
Material frame, discharging frame can drive the moving structure of lower movement to be thereon connected with one, and discharging frame can be located in cleaning barrel, the bottom plate
On be provided with the driving mechanism that the cleaning solution in cleaning barrel can be driven to flow.
The operation principle of cleaning equipment is as follows：Cleaning solution is put into cleaning barrel, screw is put into discharging frame, is led to
Crossing moving structure drives discharging frame to move down, and discharging frame is made to be located in cleaning barrel, is driven in cleaning barrel by driving mechanism
Cleaning solution flows, and under the action of liquid stream, can quickly clean up solar energy screw, and cleaning efficiency is high.
The moving structure includes holder, guide rail, sliding block, gear, rack and servo motor, and holder is fixed on cleaning barrel side
Portion, guide rail are fixed on holder vertically, and sliding block is arranged on guide rail, and rack is fixed on holder vertically, and rack and guide rail phase
Mutually parallel, servo motor is fixed on sliding block, and the output shaft of servo motor is horizontally disposed, and gear is fixed on the output of servo motor
On shaft end, and wheel and rack is meshed, and discharging frame is connected by connecting rod with sliding block.
When needing that discharging frame is made to move up and down, the output shaft of control servomotor rotates, the output shaft band of servo motor
Moving gear rotates, and gear, which is gradually meshed with rack, makes sliding block be moved up and down along guide rail, and sliding block drives connecting rod to move up and down,
Connecting rod drives discharging frame to move up and down, so as to make discharging frame move up and down.
Instruction component is additionally provided on the holder, instruction component includes pointer and indicating arm, and indicating arm is fixed on vertically
On holder, there is graduation mark on indicating arm, pointer is horizontally fixed on sliding block, and the instruction unit of pointer is towards indicating arm.
Using the above structure, pointer is moved up and down with sliding block, since pointer is directed to the graduation mark of indicating arm, so as to
Know that the location of discharging frame, instruction are intuitive.
The driving mechanism includes that rotating bar, rotating disc and flexible air pocket rings, rotating bar are vertically arranged in pedestal
On, rotating bar lower end can drive its dynamic structure rotated to be connected with one, and rotating bar upper end is extend into cleaning barrel and rotating disc
It is connected, and rotating disc has several stirring blades being then distributed in unevenness, and paddle on the bottom of cleaning barrel, rotating disc
Piece is located at the top of rotating disc, and air pocket rings are vertically arranged in cleaning barrel, and air pocket rings upper end is in the middle part of cleaning barrel, under air pocket rings
End is connected close to the bottom of cleaning barrel, the lateral surface of air pocket rings with the inner wall of cleaning barrel, and it is in spiral shell to have on the medial surface of air pocket rings
The flow deflector of shape is revolved, and flow deflector has elasticity, it is in the uneven shim being then distributed also to have inside air pocket rings several, and is separated
Air bag ring part is divided into several working chambers by piece.
When needing to make the cleaning solution flowing in driving cleaning barrel, rotating bar rotation, rotating bar are driven by dynamic structure
Turn disc, rotating disc is driven to drive stirring blade rotation, under the action of flow deflector, cleaning solution is made to form upward spiral
Liquid stream washes away screw from bottom to up；It is then distributed simultaneously as stirring blade is unevenness, stirring blade rotates to be formed
Liquid stream be also it is uneven then can carry out irregular shock to air pocket rings lower end, make to form irregular air-flow in air pocket rings,
After the air-flow flows up, air pocket rings upper end can be made to generate and be deformed inward, horizontal motive force is generated in air pocket rings upper end, makes this
The cleaning solution at place generates bottom horizontal flow sheet, is washed away to the screw carry out level in discharging frame；To sum up, it is washing away from bottom to up and horizontal
It washes away under the combination of the two, screw can be cleaned up, driving effect is good.
The dynamic structure includes stepper motor, driving wheel, driven wheel and belt, and stepper motor is fixed on bottom plate, step
Straight down, driving wheel is fixed on the output shaft end of servo motor to the output shaft of stepper motor, and driven wheel is fixed under rotating bar
End, belt are set between driving wheel and driven wheel.
When needing that rotating bar is made to rotate, the output shaft rotation of stepper motor is controlled, the output shaft of stepper motor drives master
Wheel rotation, driving wheel drive driven wheel to rotate by belt, and driven wheel drives rotating bar rotation, so as to make rotating bar turn
It is dynamic.
It is provided with the drying structure dried up for screw on the bottom plate, drying structure includes diversion pipe in a ring, storage
Air bag and stripper plate, diversion pipe are fixed on by connecting rod on cleaning barrel, and diversion pipe is close to picking and placeing mouth, if being offered on diversion pipe
Deflector hole is done, in diversion pipe also there is electric heating wire, air storage bag to be fixed on bottom plate, air storage bag passes through appendix and diversion pipe phase
It is connected to, solenoid valve two is provided on appendix；Holder upper and lower side is respectively fixed with tonifying Qi capsule, the air inlet and air inlet pipe of tonifying Qi capsule
One end is connected, and the air inlet pipe other end is connected with the external world, and check valve one is provided in air inlet pipe, and the gas outlet of tonifying Qi capsule passes through
Escape pipe is connected with air storage bag, and check valve two is provided on escape pipe, and stripper plate is fixed on sliding block, and stripper plate can be with benefit
Air bag is in contact.
Using the above structure, during discharging frame moves up and down, sliding block drives stripper plate to move up and down, stripper plate pair
Tonifying Qi capsule is repeatedly extruded, and the gas in air storage bag in the gas extrusion to air storage bag in tonifying Qi capsule, will be made to increase, so as to
It endlessly delivers gas in diversion pipe, gas is heated by electric heating wire, the gas after heating is from water conservancy diversion
Hole exports, and the screw after cleaning is dried up, without external power source, so that it may realize that drying operation, drying are convenient.
It is additionally provided with barometric damper on the appendix.
Using the above structure, the air-flow size on appendix can be adjusted, is adjusted quick by barometric damper.
Controller is further fixed on the bottom plate, servo motor, stepper motor and solenoid valve one pass through circuit and the control
Device processed is connected.
Using the above structure, servo motor, stepper motor and solenoid valve one can control to act by controller.
Compared with prior art, the manufacture craft of this screw has the advantages that this：By blanking, takes the lead, presss from both sides tail, rolled thread, clear
The operations such as wash and be heat-treated, so that it may it realizes the making of screw, and greatly reduces artificial intensity, it is easy to make.
Description of the drawings
Fig. 1 is the planar structure schematic diagram of cleaning equipment.
Fig. 2 is the planar structure schematic diagram of air pocket rings in cleaning equipment.
Fig. 3 is the planar structure schematic diagram that cleaning equipment removes part.
In figure, 1, bottom plate；2, cleaning barrel；2a, leakage fluid dram；3, rotating bar；4, driven wheel；5, belt；6, driving wheel；7, it walks
Stepper motor；8, controller；9, solenoid valve one；11, air pocket rings；12, rotating disc；13, stirring blade；14, flow deflector；15, blowing
Frame；16, connecting rod；17, diversion pipe；18, connecting rod；19, pointer；21, sliding block；22, servo motor；23, guide rail；24, indicating arm；
25, rack；26, check valve one；27, air inlet pipe；28, tonifying Qi capsule；29, gear；31, stripper plate；32, escape pipe；33, check valve
Two；34, holder；35, appendix；36, barometric damper；37, solenoid valve two；38, air storage bag；39, shim.
Specific implementation mode
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
The manufacture craft of this screw, includes the following steps：
A, blanking：Steel wire is bought, steel wire is subjected to blanking by given specification and length, obtains steel wire section；
B, it takes the lead：It is taken the lead to one end of steel wire section by beating device, processes screw head shapes；In the present embodiment
In, beating device is using existing equipment；
C, tail is pressed from both sides：Punching point is carried out to the other end of steel wire section by rushing sharp device, processes nail tip shape；In the present embodiment
In, sharp device is rushed using existing equipment；
D, rolled thread：Rolled thread is carried out to steel wire section surrounding by thread rolling apparatus, processes screw thread；In the present embodiment, rolled thread
Device is using existing equipment；
E, it cleans：Screw is cleaned by cleaning equipment, removes the impurity on surface；
F, it is heat-treated：Screw is heat-treated by vacuum drying oven, hardening heat is 840-860 DEG C, and first time high temperature returns
Fiery temperature is 500-560 DEG C, and second of temperature is 450-500 DEG C, you can obtains the screw of finished product；In the present embodiment,
Screw is heat-treated by vacuum drying oven, hardening heat is 850 DEG C, and first time high tempering temperature is 530 DEG C, second time
Fiery temperature is 470 DEG C, you can obtains the screw of finished product.
Scavenging period in step e is 20-30min；In the present embodiment, the scavenging period in step e is 25min.
As shown in Figure 1-Figure 3, the cleaning equipment in this step e, including bottom plate 1 are fixed with cleaning barrel 2 on bottom plate 1, clean
2 tops of bucket, which have, picks and places mouth, and 2 lower part of cleaning barrel has leakage fluid dram 2a, is provided with solenoid valve 1 at leakage fluid dram 2a, is set on bottom plate 1
It is equipped with the discharging frame 15 for placing screw, in the present embodiment, the material of discharging frame 15 is stainless steel；Discharging frame 15 and an energy
Its moving structure moved up and down is driven to be connected, and discharging frame 15 can be located in cleaning barrel 2, being provided on bottom plate 1 can drive clearly
The driving mechanism of cleaning solution flowing in cask washing 2.
Moving structure includes holder 34, guide rail 23, sliding block 21, gear 29, rack 25 and servo motor 22, and holder 34 is fixed
In 2 side of cleaning barrel, in the present embodiment, holder 34 is fixed on 2 side of cleaning barrel by bolted connection；Guide rail 23 is perpendicular
It is directly fixed on holder 34, in the present embodiment, guide rail 23 is fixed on holder 34 vertically by bolted connection；Sliding block
21 are arranged on guide rail 23, and rack 25 is fixed on vertically on holder 34, in the present embodiment, the side that rack 25 is bolted
Formula is fixed on vertically on holder 34；And rack 25 is mutually parallel with guide rail 23, servo motor 22 is fixed on sliding block 21, in this reality
It applies in example, servo motor 22 is fixed on by bolted connection on sliding block 21；The output shaft of servo motor 22 is horizontally disposed,
Gear 29 is fixed on the output shaft end of servo motor 22, and gear 29 is meshed with rack 25, and discharging frame 15 passes through connection
Bar 18 is connected with sliding block 21.
Instruction component is additionally provided on holder 34, instruction component includes pointer 19 and indicating arm 24, and indicating arm 24 is solid vertically
It is scheduled on holder 34, there is graduation mark, pointer 19 to be horizontally fixed on sliding block 21, the instruction unit direction of pointer 19 on indicating arm 24
Indicating arm 24.
Using the structure, pointer 19 is moved up and down with sliding block 21, since pointer 19 is directed to the graduation mark of indicating arm 24,
To would know that the location of discharging frame 15, instruction are intuitive.
Driving mechanism includes rotating bar 3, rotating disc 12 and flexible air pocket rings 11, in the present embodiment, air pocket rings
11 using the existing product that can be bought in the market；Rotating bar 3 is vertically arranged on pedestal, and 3 lower end of rotating bar and one can drive
Its dynamic structure rotated is connected, and 3 upper end of rotating bar is extend into cleaning barrel 2 to be connected with rotating disc 12, in the present embodiment, turns
3 upper end of lever, which is extend into cleaning barrel 2, to be connected by way of key connection with rotating disc 12；And rotating disc 12 is close to cleaning barrel 2
Bottom, have on rotating disc 12 several in the uneven stirring blades 13 being then distributed, in the present embodiment, the number of stirring blade 13
Amount is 11；And stirring blade 13 is located at the top of rotating disc 12, air pocket rings 11 are vertically arranged in cleaning barrel 2, air pocket rings
11 upper ends are close to 2 middle part of cleaning barrel, and 11 lower end of air pocket rings is close to the bottom of cleaning barrel 2, lateral surface and the cleaning barrel 2 of air pocket rings 11
Inner wall be connected, on the medial surface of air pocket rings 11 have helical flow deflector 14, and flow deflector 14 have elasticity, in this reality
It applies in example, flow deflector 14 is using the current material that can be bought in the market；It is in that unevenness is then divided also to have inside air pocket rings 11 several
The shim 39 of cloth, in the present embodiment, the quantity of shim 39 is 16；And shim 39 by 11 inside points of air pocket rings every
At several working chambers.
Dynamic structure includes stepper motor 7, driving wheel 6, driven wheel 4 and belt 5, and stepper motor 7 is fixed on bottom plate 1,
In the present embodiment, stepper motor 7 is fixed on by bolted connection on bottom plate 1；The output shaft of stepper motor 7 vertically to
Under, driving wheel 6 is fixed on the output shaft end of servo motor 22, and driven wheel 4 is fixed on 3 lower end of rotating bar, and belt 5 is set in master
Between driving wheel 6 and driven wheel 4.
It is provided with the drying structure dried up for screw on bottom plate 1, drying structure includes diversion pipe 17 in a ring, gas storage
Capsule 38 and stripper plate 31, diversion pipe 17 are fixed on by connecting rod 16 on cleaning barrel 2, and diversion pipe 17 is close to picking and placeing mouth, diversion pipe
Several deflector holes are offered on 17, in the present embodiment, the quantity of deflector hole is 16；Also there is electrical heating in diversion pipe 17
Silk, air storage bag 38 are fixed on bottom plate 1, and in the present embodiment, air storage bag 38 is fixed on bottom plate 1 by bolted connection
On；Air storage bag 38 is connected by appendix 35 with diversion pipe 17, and solenoid valve 2 37 is provided on appendix 35；About holder 34
End is respectively fixed with tonifying Qi capsule 28, and tonifying Qi capsule 28 has elasticity；The air inlet of tonifying Qi capsule 28 is connected with 27 one end of air inlet pipe, into
27 other end of tracheae is connected with the external world, and check valve 1 is provided in air inlet pipe 27, and the gas outlet of tonifying Qi capsule 28 passes through outlet
Pipe 32 is connected with air storage bag 38, check valve 2 33 is provided on escape pipe 32, stripper plate 31 is fixed on sliding block 21, in this reality
It applies in example, stripper plate 31 is fixed on by bolted connection on sliding block 21；And stripper plate 31 can be in contact with tonifying Qi capsule 28.
Barometric damper 36 is additionally provided on appendix 35.
Using the structure, the air-flow size on appendix 35 can be adjusted, is adjusted quick by barometric damper 36.
Controller 8 is further fixed on bottom plate 1, in the present embodiment, controller 8 is existing using that can buy in the market
Microcontroller, the program that microcontroller controls motor, solenoid valve and electric heating wire is existing, and program need not update；Servo
Motor 22, stepper motor 7 and solenoid valve 1 are connected by circuit with the controller 8.
Using the structure, servo motor 22, stepper motor 7 and solenoid valve 1 can control to act by controller 8.
The operation principle of cleaning equipment is as follows：Cleaning solution is put into cleaning barrel 2, screw is put into discharging frame 15
In, the output shaft driven gear 29 of control servomotor 22 rotates, gear 29 be gradually meshed with rack 25 make sliding block 21 along
Guide rail 23 moves up and down, and sliding block 21 drives connecting rod 18 to move up and down, and connecting rod 18 drives discharging frame 15 to move up and down, and makes blowing
Frame 15 is located in cleaning barrel 2；Control stepper motor 7 output shaft drive driving wheel 6 rotate, driving wheel 6 by belt 5 drive from
Driving wheel 4 rotates, and driven wheel 4 drives rotating bar 3 to rotate, and rotating bar 3 drives rotating disc 12 to rotate, and rotating disc 12 drives stirring blade
13 rotations, under the action of flow deflector 14, make cleaning solution form upward spiral liquid flow, are washed away from bottom to up to screw；
Then be distributed simultaneously as stirring blade 13 is uneven, the liquid stream that the rotation of stirring blade 13 is formed be also it is uneven then, can be to gas
11 lower end of capsule ring carries out irregular shock, makes to form irregular air-flow in air pocket rings 11, after which flows up, can make
11 upper end of air pocket rings generates and is deformed inward, and horizontal motive force is generated in 11 upper end of air pocket rings, and the cleaning solution at this is made to generate water
Advection is dynamic, is washed away to the screw carry out level in discharging frame 15；To sum up, it is washing away from bottom to up and the horizontal combination for washing away the two
Under, screw is cleaned up；During discharging frame 15 moves up and down, sliding block 21 drives stripper plate 31 to move up and down, and squeezes
Plate 31 repeatedly extrudes tonifying Qi capsule 28, by the gas extrusion in tonifying Qi capsule 28 to air storage bag 38, makes in air storage bag 38
Gas increases, and so as to endlessly deliver gas in diversion pipe 17, is heated, is added to gas by electric heating wire
Gas after heat is exported from deflector hole, and the screw after cleaning is dried up.
Specific embodiment described herein is only an example for the spirit of the invention.Technology belonging to the present invention is led
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Claims (7)
1. the manufacture craft of screw, which is characterized in that include the following steps：
A, blanking：Steel wire is bought, steel wire is subjected to blanking by given specification and length, obtains steel wire section；
B, it takes the lead：It is taken the lead to one end of steel wire section by beating device, processes screw head shapes；
C, tail is pressed from both sides：Punching point is carried out to the other end of steel wire section by rushing sharp device, processes nail tip shape；
D, rolled thread：Rolled thread is carried out to steel wire section surrounding by thread rolling apparatus, processes screw thread；
E, it cleans：Screw is cleaned by cleaning equipment, removes the impurity on surface；
F, it is heat-treated：Screw is heat-treated by vacuum drying oven, hardening heat is 840-860 DEG C, first time high tempering temperature
Degree is 500-560 DEG C, and second of temperature is 450-500 DEG C, you can obtains the screw of finished product.
2. the manufacture craft of screw according to claim 1, which is characterized in that the scavenging period in the step e is 20-
30min。
3. the manufacture craft of screw according to claim 1, which is characterized in that the cleaning equipment in the step e includes
Bottom plate is fixed with cleaning barrel on the bottom plate, and cleaning barrel top, which has, picks and places mouth, and cleaning barrel lower part has leakage fluid dram, leakage fluid dram
Place is provided with solenoid valve one, and the discharging frame for placing screw is provided on bottom plate, and discharging frame and one can drive lower movement thereon
Moving structure be connected, and discharging frame can be located at cleaning barrel in, the cleaning solution that can be driven in cleaning barrel is provided on the bottom plate
The driving mechanism of flowing.
4. the manufacture craft of screw according to claim 3, which is characterized in that the moving structure include holder, guide rail,
Sliding block, gear, rack and servo motor, holder are fixed on cleaning barrel side, and guide rail is fixed on holder vertically, and sliding block setting exists
On guide rail, rack is fixed on holder vertically, and rack is mutually parallel with guide rail, and servo motor is fixed on sliding block, servo electricity
The output shaft of machine is horizontally disposed, and gear is fixed on the output shaft end of servo motor, and wheel and rack is meshed, discharging frame
It is connected with sliding block by connecting rod.
5. the manufacture craft of screw according to claim 4, which is characterized in that be additionally provided with key group on the holder
Part, instruction component includes pointer and indicating arm, and indicating arm is fixed on holder vertically, has graduation mark, pointer water on indicating arm
Flat to be fixed on sliding block, the instruction unit of pointer is towards indicating arm.
6. the manufacture craft of screw according to claim 3, which is characterized in that the driving mechanism includes rotating bar, turns
Moving plate and flexible air pocket rings, rotating bar are vertically arranged on pedestal, and rotating bar lower end can drive the dynamic of its rotation with one
Power structure is connected, and rotating bar upper end is extend into cleaning barrel to be connected with rotating disc, and rotating disc is close to the bottom of cleaning barrel, rotation
There are several stirring blades being then distributed in unevenness, and stirring blade is located at the top of rotating disc on disk, air pocket rings are vertically arranged
In cleaning barrel, air pocket rings upper end is in the middle part of cleaning barrel, and air pocket rings lower end is close to the bottom of cleaning barrel, the lateral surface of air pocket rings
It is connected with the inner wall of cleaning barrel, there is helical flow deflector, and flow deflector has elasticity, air bag on the medial surface of air pocket rings
Also there are several shims being then distributed in unevenness, and air bag ring part is divided into several working chambers by shim inside ring.
7. the manufacture craft of screw according to claim 3, which is characterized in that the dynamic structure include stepper motor,
Driving wheel, driven wheel and belt, stepper motor are fixed on bottom plate, and the output shaft of stepper motor straight down, fix by driving wheel
In the output shaft end of servo motor, driven wheel is fixed on rotating bar lower end, and belt is set between driving wheel and driven wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810298592.8A CN108723702A (en) | 2018-04-04 | 2018-04-04 | The manufacture craft of screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810298592.8A CN108723702A (en) | 2018-04-04 | 2018-04-04 | The manufacture craft of screw |
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| Publication Number | Publication Date |
|---|---|
| CN108723702A true CN108723702A (en) | 2018-11-02 |
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| CN201810298592.8A Pending CN108723702A (en) | 2018-04-04 | 2018-04-04 | The manufacture craft of screw |
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