CN110153209A - Tricycle rear axle basin shaft gear cold extrusion processing technics - Google Patents
Tricycle rear axle basin shaft gear cold extrusion processing technics Download PDFInfo
- Publication number
- CN110153209A CN110153209A CN201910350031.2A CN201910350031A CN110153209A CN 110153209 A CN110153209 A CN 110153209A CN 201910350031 A CN201910350031 A CN 201910350031A CN 110153209 A CN110153209 A CN 110153209A
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- Prior art keywords
- product
- blank
- annealing
- ball blast
- rear axle
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C23/00—Extruding metal; Impact extrusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C23/00—Extruding metal; Impact extrusion
- B21C23/32—Lubrication of metal being extruded or of dies, or the like, e.g. physical state of lubricant, location where lubricant is applied
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C25/00—Profiling tools for metal extruding
- B21C25/10—Making tools by operations not covered by a single other subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
- B24C1/10—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for compacting surfaces, e.g. shot-peening
-
- 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/26—Methods of annealing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Gears, Cams (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The invention discloses a kind of tricycle rear axle basin shaft gear cold extrusion processing technics, blank are raised the temperature to 830 DEG C~850 DEG C in the lehr, to 560 DEG C -580 DEG C, product is come out of the stove in room temperature cooling for furnace cooling；By the blank after annealing, it is put into and rolls ball blast in shot-blasting machine；By the blank after annealing, it is put into and rolls ball blast in shot-blasting machine；It is put into the product after ball blast in polymeric lubricant, product and airing moisture content are taken out after heat preservation；Prepare extrusion die and mold core；It is in advance that the die debugging of appointed product is good on press machine, the product Jing Guo high score subprocessing is put into mold, hydraulic press is started and is squeezed, that is, completes a working cycles.Processing technology of the present invention reaches using advanced technique and equipment by the annealing to gear blank, ball blast, high score subprocessing, extrusion forming and saves product raw material, improve production efficiency, save cost of labor and reach cost of goods manufactured is greatly lowered.
Description
Technical field
The invention belongs to tricycle rear axle basin shaft gear processing technique fields to be specifically related to a kind of tricycle rear axle
Basin shaft gear cold extrusion processing technics.
Background technique
Product cold extruding technique is since the product strength of production is high, save material, saves process time, extensively
It applies in aviation, automobile, weapons, agricultural machinery, engineering machinery field, in the past using the product shape structure of cold extruding technique production
Complexity, dimensional accuracy are not especially high parts；And the processing for tricycle rear axle basin shaft gear, then to its size and precision
It is required that high, if producing tricycle rear axle basin shaft gear using existing extrusion technique, not only waste of raw materials is larger, investment
Higher cost, and common product pre-treating technology was all to carry out surface to product using pickling, phosphatization, saponification in the past
Processing, it is existing not environmentally to have discharge again, environment is polluted, therefore existing processing technology can not be applied completely after meeting tricycle
The production of bridge basin shaft gear, being badly in need of one kind can reduce wastage of material and reduces cost, additionally it is possible to not influence the processing skill of environment
Art.
Summary of the invention
In order to solve the above technical problems, the purpose of the present invention is to provide a kind of tricycle rear axle basin shaft gear cold extrusions
Processing technology, noise is small, dust is few, without discharge, non-environmental-pollution problem；And utilization rate of raw materials is high, no discharge, equally
Yield, the dosages of raw material reduces that amplitude is big, and cost is reduced.
One, the object of the invention is realized in:
A kind of tricycle rear axle basin shaft gear cold extrusion processing technics, key are to sequentially include the following steps:
S1, annealing: blank is raised the temperature to 830 DEG C~850 DEG C in the lehr, furnace cooling is to 560 DEG C -580
DEG C, product is come out of the stove in room temperature cooling；
S2, ball blast: by the blank after annealing, being put into and roll in shot-blasting machine, and shot diameter is φ 1.2, and 45~45 points of ball blast
Clock；
S3, high molecular form surface treatment: the product after ball blast is put into the H-4 type water base high molecular that temperature is 80 DEG C and is lubricated
In agent, 15 minutes are kept the temperature, takes out product and airing moisture content；
S4, prepare extrusion die and mold core: the existing machine cut method of product for needing to produce is produced into standard sample
Part carries out 3-D scanning with the exemplar, obtains the three-dimensional data of master body tooth form, designs mold according to scanning three-dimensional data
Tooth form, obtain we needs extrusion die；Forged using core material, rough turn, smart car is rough milled, is quenched, after finish-milling
Upper mold core and lower mold core are made respectively；
S5, product squeeze: it is in advance that the die debugging of appointed product is good on press machine, it will be by high score subprocessing
Product is put into mold, is started hydraulic press and is squeezed, that is, completes a working cycles.
Preferably, blank: being raised the temperature to 830 DEG C by above-mentioned steps S1 in the lehr, furnace cooling to 580 DEG C,
Product is come out of the stove in room temperature cooling.
Preferably, in above-mentioned steps S1: the product hardness after annealing is HB130~140.
Preferably, in above-mentioned steps S4: the bending strength of core material is 2800-3300Mpa, compression strength is
5300-5800Mpa, impact flexibility are 105-135J/cm2。
Two, process operation index, as shown in the table:
In conjunction with upper table it follows that 900,000 gear extrusion production lines are produced in design per year；Investment is expected to be 3,600,000 yuan, it is contemplated that
Cost of goods manufactured 3,160,000 can be saved every year.
The utility model has the advantages that
A kind of tricycle rear axle basin shaft gear cold extrusion processing technics of the present invention, are passed through using advanced technique and equipment
To the annealing of gear blank, ball blast, high score subprocessing, extrusion forming, reaches and save product raw material, improve production efficiency, section
About cost of labor, which reaches, is greatly lowered cost of goods manufactured.
Specific embodiment
Below with reference to embodiment, the invention will be further described.
Embodiment 1:
A kind of tricycle rear axle basin shaft gear cold extrusion processing technics, it is characterised in that sequentially include the following steps:
S1, annealing: blank is raised the temperature to 830 DEG C in the lehr, to 580 DEG C, product is come out of the stove for furnace cooling
Room temperature cooling；Product hardness after annealing is HB130~140.
S2, ball blast: by the blank after annealing, being put into and roll in shot-blasting machine, and shot diameter is φ 1.2, and 45~45 points of ball blast
Clock；
S3, high molecular form surface treatment: the product after ball blast is put into the H-4 type water base high molecular that temperature is 80 DEG C and is lubricated
In agent, 15 minutes are kept the temperature, takes out product and airing moisture content；
S4, prepare extrusion die and mold core: the existing machine cut method of product for needing to produce is produced into standard sample
Part carries out 3-D scanning with the exemplar, obtains the three-dimensional data of master body tooth form, designs mold according to scanning three-dimensional data
Tooth form, obtain we needs extrusion die；Forged using core material, rough turn, smart car is rough milled, is quenched, after finish-milling
Upper mold core and lower mold core are made respectively；The bending strength of the core material is 2800-3300Mpa, compression strength is
5300-5800Mpa, impact flexibility are 105-135J/cm2ZLD-2 material.
S5, product squeeze: it is in advance that the die debugging of appointed product is good on press machine, it will be by high score subprocessing
Product is put into mold, is started hydraulic press and is squeezed, that is, completes a working cycles.
Embodiment 2:
A kind of tricycle rear axle basin shaft gear cold extrusion processing technics, it is characterised in that sequentially include the following steps:
S1, annealing: blank is raised the temperature to 850 DEG C in the lehr, to 560 DEG C, product is come out of the stove for furnace cooling
Room temperature cooling；Product hardness after annealing is HB130~140.
S2, ball blast: by the blank after annealing, being put into and roll in shot-blasting machine, and shot diameter is φ 1.2, and 45~45 points of ball blast
Clock；
S3, high molecular form surface treatment: the product after ball blast is put into the H-4 type water base high molecular that temperature is 80 DEG C and is lubricated
In agent, 15 minutes are kept the temperature, takes out product and airing moisture content；
S4, prepare extrusion die and mold core: the existing machine cut method of product for needing to produce is produced into standard sample
Part carries out 3-D scanning with the exemplar, obtains the three-dimensional data of master body tooth form, designs mold according to scanning three-dimensional data
Tooth form, obtain we needs extrusion die；Forged using core material, rough turn, smart car is rough milled, is quenched, after finish-milling
Upper mold core and lower mold core are made respectively；The bending strength of the core material is 2800-3300Mpa, compression strength is
5300-5800Mpa, impact flexibility are 105-135J/cm2ZLD-2 material.
S5, product squeeze: it is in advance that the die debugging of appointed product is good on press machine, it will be by high score subprocessing
Product is put into mold, is started hydraulic press and is squeezed, that is, completes a working cycles.
Embodiment 3:
A kind of tricycle rear axle basin shaft gear cold extrusion processing technics, it is characterised in that sequentially include the following steps:
S1, annealing: blank is raised the temperature to 840 DEG C in the lehr, to 570 DEG C, product is come out of the stove for furnace cooling
Room temperature cooling；Product hardness after annealing is HB130~140.
S2, ball blast: by the blank after annealing, being put into and roll in shot-blasting machine, and shot diameter is φ 1.2, and 45~45 points of ball blast
Clock；
S3, high molecular form surface treatment: the product after ball blast is put into the H-4 type water base high molecular that temperature is 80 DEG C and is lubricated
In agent, 15 minutes are kept the temperature, takes out product and airing moisture content；
S4, prepare extrusion die and mold core: the existing machine cut method of product for needing to produce is produced into standard sample
Part carries out 3-D scanning with the exemplar, obtains the three-dimensional data of master body tooth form, designs mold according to scanning three-dimensional data
Tooth form, obtain we needs extrusion die；Forged using core material, rough turn, smart car is rough milled, is quenched, after finish-milling
Upper mold core and lower mold core are made respectively；The bending strength of the core material is 2800-3300Mpa, compression strength is
5300-5800Mpa, impact flexibility are 105-135J/cm2ZLD-2 material.
S5, product squeeze: it is in advance that the die debugging of appointed product is good on press machine, it will be by high score subprocessing
Product is put into mold, is started hydraulic press and is squeezed, that is, completes a working cycles.
Finally, it should be noted that foregoing description is only the preferred embodiment of the present invention, there are also the common skills of this field
Art personnel under the inspiration of the present invention, without prejudice to the purpose of the present invention and the claims, can make a variety of similar
Expression, such transformation falls within the scope of protection of the present invention.
Claims (4)
1. a kind of tricycle rear axle basin shaft gear cold extrusion processing technics, it is characterised in that sequentially include the following steps:
Blank: being raised the temperature to 830 DEG C~850 DEG C by S1, annealing in the lehr, and furnace cooling is produced to 560 DEG C -580 DEG C
Product are come out of the stove in room temperature cooling；
S2, ball blast: by the blank after annealing, being put into and roll in shot-blasting machine, and shot diameter is φ 1.2, and ball blast 45~45 minutes；
S3, high molecular form surface treatment: the product after ball blast being put into the H-4 type water base high molecular lubricant that temperature is 80 DEG C,
Product and airing moisture content are taken out in heat preservation 15 minutes；
S4, prepare extrusion die and mold core: the existing machine cut method of product for needing to produce being produced into master body, is used
The exemplar carries out 3-D scanning, obtains the three-dimensional data of master body tooth form, and the tooth form of mold is designed according to scanning three-dimensional data,
Obtain the extrusion die of our needs；Forged using core material, rough turn, smart car is rough milled, is quenched, being made respectively after finish-milling
Upper mold core and lower mold core；
S5, product squeeze: it is in advance that the die debugging of appointed product is good on press machine, the product Jing Guo high score subprocessing is put
Enter in mold, start hydraulic press and squeezed, that is, completes a working cycles.
2. tricycle rear axle basin shaft gear cold extrusion processing technics according to claim 1, it is characterised in that the step
S1: blank is raised the temperature to 830 DEG C in the lehr, to 580 DEG C, product is come out of the stove in room temperature cooling for furnace cooling.
3. tricycle rear axle basin shaft gear cold extrusion processing technics according to claim 1, it is characterised in that the step
In S1: the product hardness after annealing is HB130~140.
4. tricycle rear axle basin shaft gear cold extrusion processing technics according to claim 1, it is characterised in that the step
In S4: the bending strength of core material is 2800-3300Mpa, compression strength is 5300-5800Mpa, impact flexibility is
105—135J/cm2。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910350031.2A CN110153209A (en) | 2019-04-28 | 2019-04-28 | Tricycle rear axle basin shaft gear cold extrusion processing technics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910350031.2A CN110153209A (en) | 2019-04-28 | 2019-04-28 | Tricycle rear axle basin shaft gear cold extrusion processing technics |
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| Publication Number | Publication Date |
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| CN110153209A true CN110153209A (en) | 2019-08-23 |
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ID=67638800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910350031.2A Pending CN110153209A (en) | 2019-04-28 | 2019-04-28 | Tricycle rear axle basin shaft gear cold extrusion processing technics |
Country Status (1)
| Country | Link |
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| CN (1) | CN110153209A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112756928A (en) * | 2020-12-30 | 2021-05-07 | 台州瑞格机电工业有限公司 | Machining process of end face teeth |
| CN113878084A (en) * | 2021-09-28 | 2022-01-04 | 江苏龙城精锻集团有限公司 | High-pressure fuel pump head cold forging piece, green cold forging process and die thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20000058458A (en) * | 2000-05-29 | 2000-10-05 | 김민응 | Steering yoke manufacturing process for automobile's steering system |
| KR20060018945A (en) * | 2004-08-26 | 2006-03-03 | 이재구 | Wheel shaft production method |
| CN101712062A (en) * | 2009-11-05 | 2010-05-26 | 郑州机械研究所 | Plastic precise forming process and device of internal bevel gear or spiral involute internal spline |
| CN105729078A (en) * | 2014-12-12 | 2016-07-06 | 重庆晨宇机床制造有限公司 | Cross axle cold extruding technology |
| CN105880304A (en) * | 2016-05-27 | 2016-08-24 | 上海工程技术大学 | Cold extruding forming method used for automotive spline sleeve part |
| CN106216972A (en) * | 2016-08-23 | 2016-12-14 | 浙江康灵电器有限公司 | Extrusion forming process of laughing somebody to scorn spent by a kind of isolator |
-
2019
- 2019-04-28 CN CN201910350031.2A patent/CN110153209A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20000058458A (en) * | 2000-05-29 | 2000-10-05 | 김민응 | Steering yoke manufacturing process for automobile's steering system |
| KR20060018945A (en) * | 2004-08-26 | 2006-03-03 | 이재구 | Wheel shaft production method |
| CN101712062A (en) * | 2009-11-05 | 2010-05-26 | 郑州机械研究所 | Plastic precise forming process and device of internal bevel gear or spiral involute internal spline |
| CN105729078A (en) * | 2014-12-12 | 2016-07-06 | 重庆晨宇机床制造有限公司 | Cross axle cold extruding technology |
| CN105880304A (en) * | 2016-05-27 | 2016-08-24 | 上海工程技术大学 | Cold extruding forming method used for automotive spline sleeve part |
| CN106216972A (en) * | 2016-08-23 | 2016-12-14 | 浙江康灵电器有限公司 | Extrusion forming process of laughing somebody to scorn spent by a kind of isolator |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112756928A (en) * | 2020-12-30 | 2021-05-07 | 台州瑞格机电工业有限公司 | Machining process of end face teeth |
| CN113878084A (en) * | 2021-09-28 | 2022-01-04 | 江苏龙城精锻集团有限公司 | High-pressure fuel pump head cold forging piece, green cold forging process and die thereof |
| CN113878084B (en) * | 2021-09-28 | 2024-06-28 | 江苏龙城精锻集团有限公司 | Cold forging piece for pump head of high-pressure fuel pump, green cold forging process and die thereof |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20190823 |