CN114558970A - Flange shaft warm forging process - Google Patents
Flange shaft warm forging process Download PDFInfo
- Publication number
- CN114558970A CN114558970A CN202210241391.0A CN202210241391A CN114558970A CN 114558970 A CN114558970 A CN 114558970A CN 202210241391 A CN202210241391 A CN 202210241391A CN 114558970 A CN114558970 A CN 114558970A
- Authority
- CN
- China
- Prior art keywords
- blank
- dust removal
- warm forging
- die
- heating
- Prior art date
- 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.)
- Pending
Links
- 238000005242 forging Methods 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title claims abstract description 25
- 230000008569 process Effects 0.000 title claims abstract description 22
- 239000000428 dust Substances 0.000 claims abstract description 42
- 238000010438 heat treatment Methods 0.000 claims abstract description 31
- 238000001125 extrusion Methods 0.000 claims abstract description 16
- 238000000465 moulding Methods 0.000 claims abstract description 14
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 6
- 230000003064 anti-oxidating effect Effects 0.000 claims abstract description 6
- 238000005422 blasting Methods 0.000 claims abstract description 6
- 238000004140 cleaning Methods 0.000 claims abstract description 6
- 238000003618 dip coating Methods 0.000 claims abstract description 6
- 238000001035 drying Methods 0.000 claims abstract description 6
- 239000012535 impurity Substances 0.000 claims abstract description 6
- 239000000314 lubricant Substances 0.000 claims abstract description 6
- 238000002360 preparation method Methods 0.000 claims abstract description 6
- 238000005488 sandblasting Methods 0.000 claims abstract description 6
- 239000010959 steel Substances 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 6
- 238000004080 punching Methods 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 14
- 238000005520 cutting process Methods 0.000 claims description 11
- 238000010521 absorption reaction Methods 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 abstract description 8
- 239000002184 metal Substances 0.000 abstract description 8
- 238000007493 shaping process Methods 0.000 abstract description 6
- 238000010008 shearing Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
- B21J5/06—Methods for forging, hammering, or pressing; Special equipment or accessories therefor for performing particular operations
- B21J5/08—Upsetting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/04—Cleaning by suction, with or without auxiliary action
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
- B21J5/002—Hybrid process, e.g. forging following casting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K1/00—Making machine elements
- B21K1/06—Making machine elements axles or shafts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K29/00—Arrangements for heating or cooling during processing
-
- 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
Abstract
The invention relates to a flange shaft warm forging process, which comprises the following steps of; blanking: shearing and blanking a hot-drawn round steel bar; blank preparation: performing coarse sand blasting by using a shot blasting machine, removing impurities such as oxide skins on the surface of the bar, cleaning, and drying water stains outside the bar at a certain temperature to obtain a blank; heating: dip-coating an anti-oxidation lubricant outside the blank, and heating the blank by using an intermediate-frequency heating device, wherein the heating temperature is controlled to be 600-950 ℃; upsetting: and (4) putting the top end of the blank prepared in the step (3) into a specific first extrusion die for upsetting and molding. This flange axle warm forging technology is preforming the stock, can collect the metal piece that processing produced through setting up dust removal subassembly to be convenient for utilize the metal piece of collection, and then reduce the processing cost, in addition, add man-hour to the stock, through the temperature of each link of accurate control, the better shaping quality of flange shaping effect that obtains is better.
Description
Technical Field
The invention relates to the technical field of warm forging processing of flange shafts, in particular to a warm forging process of a flange shaft.
Background
The warm forging is the die forging which is carried out by heating the die to the forging temperature of the metal, can fully utilize the plasticity of the metal, reduce the deformation resistance, can be forged by equipment with smaller tonnage, can form workpieces with complicated shapes, and is mainly used for processing aluminum alloy, titanium alloy and other high-temperature alloy forgings which are difficult to deform and have narrow deformation temperature range during die forging.
When the flange shaft is subjected to warm forging processing, the existing warm forging process is difficult to accurately control the forging temperature, the preheating temperature of a die and the forming speed, so that the problems of poor flange shaft forming efficiency, low quality of a prepared finished product and the like can occur, and the flange shaft warm forging process is provided.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a flange shaft warm forging process, which has the advantages of high forging forming efficiency and quality and the like, and solves the problems that the existing warm forging process is difficult to accurately control the forging temperature, the mold preheating temperature and the forming speed, so that the flange shaft forming efficiency is poor and the quality of the prepared finished product is not high.
In order to achieve the purpose, the invention provides the following technical scheme: a flange shaft warm forging process comprises the following steps;
1) blanking: shearing and blanking a hot-drawn round steel bar;
2) blank preparation: performing coarse sand blasting by using a shot blasting machine, removing impurities such as oxide skins on the surface of the bar, cleaning, and drying water stains outside the bar at a certain temperature to obtain a blank;
3) heating: dip-coating an anti-oxidation lubricant outside the blank, and heating the blank by using an intermediate-frequency heating device, wherein the heating temperature is controlled to be 600-950 ℃;
4) upsetting: placing the top end of the blank prepared in the step 3 into a specific first extrusion die for upsetting and molding, preheating the die before adding the blank, wherein the preheating temperature is 150-250 ℃, and the material molding speed is 5mm/s < -1 > -10 mm/s < -1 >;
5) reverse extrusion: putting the middle section of the blank prepared in the step 4 into a specific second extrusion die from a central hole, closing an upper female die and a lower female die to form a die cavity, and extruding the blank by an upper punch in the downward direction along the radial direction to form a primary finished product;
7) punching: placing the primary finished product on a punching table, and replacing a punching head with a certain size to perform quick punching;
8) cutting: and (4) cutting off leftover materials of the primary finished product obtained in the step (7) to obtain the final formed flange.
Further, gyro wheel fixed mounting is in the bottom of dust removal case, the filter screen passes through buckle structure movable mounting at the inside intermediate position of dust removal case, air pump fixed mounting is located the left side or the right side of filter screen in the inside of dust removal case, the intercommunication has corresponding dust absorption pipe and outlet duct on the dust removal case to be linked together with the gas outlet and the air inlet of air pump respectively.
Compared with the prior art, the technical scheme of the application has the following beneficial effects:
this flange axle warm forging technology is preforming the stock, can collect the metal piece that processing produced through setting up dust removal subassembly to be convenient for utilize the metal piece of collection, and then reduce the processing cost, in addition, add man-hour to the stock, through the temperature of each link of accurate control, the better shaping quality of flange shaping effect that obtains is better.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In one embodiment, a flange shaft warm forging process comprises the following steps;
1) blanking: shearing and blanking a hot-drawn round steel bar;
2) blank preparation: performing coarse sand blasting by using a shot blasting machine, removing impurities such as oxide skins on the surface of the bar, cleaning, and drying water stains outside the bar at a certain temperature to obtain a blank;
3) heating: dip-coating an anti-oxidation lubricant outside the blank, heating the blank by using an intermediate frequency heating device, and controlling the heating temperature to be 600-700 ℃, wherein the surface of the blank is hardly oxidized;
4) upsetting: placing the top end of the blank prepared in the step 3 into a specific first extrusion die for upsetting and molding, preheating the die before adding the blank, wherein the preheating temperature is 150 ℃, the material molding speed is 5mm/s < -1 >, and the blank molding efficiency is slow;
5) reverse extrusion: putting the middle section of the blank prepared in the step 4 into a specific second extrusion die from a central hole, closing an upper female die and a lower female die to form a die cavity, and extruding the blank by an upper punch in the downward direction along the radial direction to form a primary finished product;
7) punching: placing the primary finished product on a punching table, and replacing a punching head with a certain size to perform quick punching;
8) cutting: and (4) cutting off leftover materials of the primary finished product obtained in the step (7) to obtain the final formed flange.
In this embodiment, the piece that produces in step 1 to step 7 course of working is carried out the suction through the dust removal subassembly and is collected, and the dust removal subassembly includes the pipeline of dust removal case, gyro wheel, air pump, filter screen and the intercommunication that corresponds.
In this embodiment, gyro wheel fixed mounting is in the bottom of dust removal case, and the filter screen passes through buckle structure movable mounting in the inside intermediate position of dust removal case, and air pump fixed mounting is located the left side or the right side of filter screen in the inside of dust removal case, and the intercommunication has corresponding dust absorption pipe and outlet duct on the dust removal case to be linked together with the gas outlet and the air inlet of air pump respectively.
The processing data are analyzed and counted to obtain that when the heating temperature of the intermediate frequency heating device is controlled to be 600-700 ℃, the surface of the blank is hardly oxidized, the quality of the flange after forming is poor, the preheating temperature of the die is 150 ℃, the forming speed of the material is 5mm/s < -1 >, and the forming efficiency of the blank is slow.
In the second embodiment, the flange shaft warm forging process comprises the following steps;
1) blanking: shearing and blanking a hot-drawn round steel bar;
2) blank preparation: performing coarse sand blasting by using a shot blasting machine, removing impurities such as oxide skins on the surface of the bar, cleaning, and drying water stains outside the bar at a certain temperature to obtain a blank;
3) heating: dip-coating an anti-oxidation lubricant outside the blank, heating the blank by using an intermediate frequency heating device, and when the heating temperature is controlled to be 900-950 ℃, the surface of the blank begins to be strongly oxidized;
4) upsetting: placing the top end of the blank prepared in the step 3 into a specific first extrusion die for upsetting and molding, preheating the die before adding the blank, wherein the preheating temperature is 200 ℃, the material molding speed is 7.5mm/s < -1 >, and the blank molding efficiency is medium;
5) reverse extrusion: putting the middle section of the blank prepared in the step 4 into a specific second extrusion die from a central hole, closing an upper female die and a lower female die to form a die cavity, and extruding the blank along the radial direction by an upper punch to form a primary finished product;
7) punching: placing the primary finished product on a punching table, and replacing a punching head with a certain size to perform quick punching;
8) cutting: and (4) cutting off leftover materials of the primary finished product obtained in the step (7) to obtain the final formed flange.
In this embodiment, the piece that produces in step 1 to step 7 course of working is carried out the suction through the dust removal subassembly and is collected, and the dust removal subassembly includes the pipeline of dust removal case, gyro wheel, air pump, filter screen and the intercommunication that corresponds.
In this embodiment, gyro wheel fixed mounting is in the bottom of dust removal case, and the filter screen passes through buckle structure movable mounting in the inside intermediate position of dust removal case, and air pump fixed mounting is located the left side or the right side of filter screen in the inside of dust removal case, and the intercommunication has corresponding dust absorption pipe and outlet duct on the dust removal case to be linked together with the gas outlet and the air inlet of air pump respectively.
The processing data are analyzed and counted to obtain that when the heating temperature of the intermediate frequency heating device is controlled to be 900-950 ℃, the surface of the blank is hardly oxidized, the quality of the flange after forming is poor, the preheating temperature of a die is 200 ℃, the forming speed of the material is 7.5mm/s < -1 >, and the forming efficiency of the blank is medium.
In the third embodiment, the flange shaft warm forging process comprises the following steps;
1) blanking: shearing and blanking a hot-drawn round steel bar;
2) blank preparation: performing coarse sand blasting by using a shot blasting machine, removing impurities such as oxide skins on the surface of the bar, cleaning, and drying water stains outside the bar at a certain temperature to obtain a blank;
3) heating: dip-coating an anti-oxidation lubricant outside the blank, heating the blank by using an intermediate frequency heating device, and only slightly oxidizing the surface of the blank when the heating temperature is controlled at 800 ℃;
4) upsetting: placing the top end of the blank prepared in the step 3 into a specific first extrusion die for upsetting and molding, preheating the die before adding the blank, wherein the preheating temperature is 250 ℃, the material molding speed is 10mm/s < -1 >, and the blank molding efficiency is good;
5) reverse extrusion: putting the middle section of the blank prepared in the step 4 into a specific second extrusion die from a central hole, closing an upper female die and a lower female die to form a die cavity, and extruding the blank by an upper punch in the downward direction along the radial direction to form a primary finished product;
7) punching: placing the primary finished product on a punching table, and replacing a punching head with a certain size to perform quick punching;
8) cutting: and (4) cutting off leftover materials of the primary finished product obtained in the step (7) to obtain the final formed flange.
In this embodiment, the piece that produces in step 1 to step 7 course of working pumps through the dust removal subassembly and collects, the dust removal subassembly includes the dust removal case, the gyro wheel, the air pump, the pipeline of the intercommunication of filter screen and correspondence, gyro wheel fixed mounting is in the bottom of dust removal case, the filter screen passes through buckle structure movable mounting in the inside intermediate position of dust removal case, air pump fixed mounting is located the left side or the right side of filter screen in the inside of dust removal case, the intercommunication has corresponding dust absorption pipe and outlet duct on the dust removal case, and be linked together with the gas outlet and the air inlet of air pump respectively.
Specifically, realize the piece suction that will process the production to the dust removal incasement through setting up the air pump to filter carrying clastic gas through the filter screen, the piece after the filtration is collected at the dust removal incasement, and then is convenient for collect the piece and utilize, reduce the processing cost.
The processing data are analyzed and counted to obtain that when the heating temperature of the intermediate frequency heating device is controlled to be 800 ℃, the surface of the blank is hardly oxidized, the quality of the flange after forming is good, the preheating temperature of the die is 250 ℃, the forming speed of the material is 10mm/s < -1 >, and the forming efficiency of the blank is good.
It should be noted that, the electrical components presented herein are all electrically connected to the controller and the power supply, the control mode of the present invention is controlled by the controller, the control circuit of the controller can be realized by simple programming by those skilled in the art, the supply of the power supply is also common knowledge in the art, and the present invention is mainly used to protect the mechanical device, so the control mode and the circuit connection are not explained in detail in the present invention.
The invention has the beneficial effects that:
preforming is being carried out the stock, can collect the metal piece that processing produced through setting up dust removal subassembly to be convenient for utilize the metal piece of collection, and then reduce the processing cost, in addition, add man-hour to the stock, through the temperature of each link of accurate control, the better shaping quality of flange shaping effect that obtains is better.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The warm forging process of the flange shaft is characterized by comprising the following steps of;
1) blanking: cutting and blanking a hot-drawn round steel bar;
2) blank preparation: performing coarse sand blasting by using a shot blasting machine, removing impurities such as oxide skins on the surface of the bar, cleaning, and drying water stains outside the bar at a certain temperature to obtain a blank;
3) heating: dip-coating an anti-oxidation lubricant outside the blank, and heating the blank by using an intermediate-frequency heating device, wherein the heating temperature is controlled to be 600-950 ℃;
4) upsetting: placing the top end of the blank prepared in the step 3 into a specific first extrusion die for upsetting and molding, preheating the die before adding the blank, wherein the preheating temperature is 150-250 ℃, and the material molding speed is 5mm/s < -1 > -10 mm/s < -1 >;
5) reverse extrusion: putting the middle section of the blank prepared in the step 4 into a specific second extrusion die from a central hole, closing an upper female die and a lower female die to form a die cavity, and extruding the blank by an upper punch in the downward direction along the radial direction to form a primary finished product;
7) punching: placing the primary finished product on a punching table, and replacing a punching head with a certain size to perform quick punching;
8) cutting: and (4) cutting off leftover materials of the primary finished product obtained in the step (7) to obtain the final formed flange.
2. The warm forging process for the flange shaft according to claim 1, wherein the warm forging process comprises the following steps: the chips generated in the processing process of the steps 1 to 7 are sucked and collected through the dust removal assembly, and the dust removal assembly comprises a dust removal box, rollers, an air pump, a filter screen and a corresponding communicated pipeline.
3. The flange shaft warm forging process according to claim 2, characterized in that: gyro wheel fixed mounting is in the bottom of dust removal case, the filter screen passes through buckle structure movable mounting at the inside intermediate position of dust removal case, air pump fixed mounting is located the left side or the right side of filter screen in the inside of dust removal case, the intercommunication has corresponding dust absorption pipe and outlet duct on the dust removal case to be linked together with the gas outlet and the air inlet of air pump respectively.
4. The flange shaft warm forging process according to claim 1, characterized in that: the preheating temperature of the die in the steps 4 to 6 is 150-250 ℃, and the material forming speed is 5mm/s < -1 > -10 mm/s < -1 >.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202210241391.0A CN114558970A (en) | 2022-03-11 | 2022-03-11 | Flange shaft warm forging process |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202210241391.0A CN114558970A (en) | 2022-03-11 | 2022-03-11 | Flange shaft warm forging process |
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CN114558970A true CN114558970A (en) | 2022-05-31 |
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ID=81717672
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202210241391.0A Pending CN114558970A (en) | 2022-03-11 | 2022-03-11 | Flange shaft warm forging process |
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Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06190490A (en) * | 1992-12-25 | 1994-07-12 | Aichi Steel Works Ltd | Manufacture of hollow shaftlike forging product with flange |
CN102284669A (en) * | 2011-06-19 | 2011-12-21 | 江苏森威精锻有限公司 | Precise forming process of flange shaft |
CN105436371A (en) * | 2015-12-23 | 2016-03-30 | 太仓久信精密模具股份有限公司 | Warm-forging forming process of transmission input shaft |
CN106736323A (en) * | 2017-01-23 | 2017-05-31 | 江苏创汽车零部件有限公司 | A kind of warm forging forming technology of output flange axle |
CN107263021A (en) * | 2017-05-09 | 2017-10-20 | 江苏创汽车零部件有限公司 | A kind of duplex forging moulding process of sliding sleeve |
CN208811524U (en) * | 2018-09-13 | 2019-05-03 | 沈阳合诺德机械设备有限公司 | A kind of porous processing unit (plant) of production flange shaft |
CN209145627U (en) * | 2018-11-19 | 2019-07-23 | 河南工业和信息化职业学院 | A kind of coal mine device for reducing dust |
CN209753777U (en) * | 2019-01-24 | 2019-12-10 | 黄锦辉 | Punching device is used in production of car flange axle |
CN210206318U (en) * | 2019-05-30 | 2020-03-31 | 马鞍山科宇环境工程有限公司 | Dust collector who matches with structural slab cutting |
CN211562358U (en) * | 2019-12-27 | 2020-09-25 | 深圳市焕升建筑工程有限公司 | Energy-concerving and environment-protective type dust collector for building engineering construction |
CN212594763U (en) * | 2020-06-05 | 2021-02-26 | 芜湖县伯特利电器有限公司 | Portable mould processing dust collector |
CN112570552A (en) * | 2020-11-25 | 2021-03-30 | 苏州拓达精密机械有限公司 | Punching device for flange production |
CN213728842U (en) * | 2020-11-23 | 2021-07-20 | 陕西祥合机电科技有限公司 | Novel automatic punching device for flange shaft machining |
CN214517044U (en) * | 2020-11-02 | 2021-10-29 | 江苏力野精工科技有限公司 | Punching device for machining automobile flange shaft |
-
2022
- 2022-03-11 CN CN202210241391.0A patent/CN114558970A/en active Pending
Patent Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06190490A (en) * | 1992-12-25 | 1994-07-12 | Aichi Steel Works Ltd | Manufacture of hollow shaftlike forging product with flange |
CN102284669A (en) * | 2011-06-19 | 2011-12-21 | 江苏森威精锻有限公司 | Precise forming process of flange shaft |
CN105436371A (en) * | 2015-12-23 | 2016-03-30 | 太仓久信精密模具股份有限公司 | Warm-forging forming process of transmission input shaft |
CN106736323A (en) * | 2017-01-23 | 2017-05-31 | 江苏创汽车零部件有限公司 | A kind of warm forging forming technology of output flange axle |
CN107263021A (en) * | 2017-05-09 | 2017-10-20 | 江苏创汽车零部件有限公司 | A kind of duplex forging moulding process of sliding sleeve |
CN208811524U (en) * | 2018-09-13 | 2019-05-03 | 沈阳合诺德机械设备有限公司 | A kind of porous processing unit (plant) of production flange shaft |
CN209145627U (en) * | 2018-11-19 | 2019-07-23 | 河南工业和信息化职业学院 | A kind of coal mine device for reducing dust |
CN209753777U (en) * | 2019-01-24 | 2019-12-10 | 黄锦辉 | Punching device is used in production of car flange axle |
CN210206318U (en) * | 2019-05-30 | 2020-03-31 | 马鞍山科宇环境工程有限公司 | Dust collector who matches with structural slab cutting |
CN211562358U (en) * | 2019-12-27 | 2020-09-25 | 深圳市焕升建筑工程有限公司 | Energy-concerving and environment-protective type dust collector for building engineering construction |
CN212594763U (en) * | 2020-06-05 | 2021-02-26 | 芜湖县伯特利电器有限公司 | Portable mould processing dust collector |
CN214517044U (en) * | 2020-11-02 | 2021-10-29 | 江苏力野精工科技有限公司 | Punching device for machining automobile flange shaft |
CN213728842U (en) * | 2020-11-23 | 2021-07-20 | 陕西祥合机电科技有限公司 | Novel automatic punching device for flange shaft machining |
CN112570552A (en) * | 2020-11-25 | 2021-03-30 | 苏州拓达精密机械有限公司 | Punching device for flange production |
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