CN110102697A - A kind of gear preparation facilities - Google Patents
A kind of gear preparation facilities Download PDFInfo
- Publication number
- CN110102697A CN110102697A CN201810099882.XA CN201810099882A CN110102697A CN 110102697 A CN110102697 A CN 110102697A CN 201810099882 A CN201810099882 A CN 201810099882A CN 110102697 A CN110102697 A CN 110102697A
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- China
- Prior art keywords
- plane
- pressure component
- pedestal
- extrusion die
- gear
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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
- B21C25/00—Profiling tools for metal extruding
-
- 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
- B21C25/02—Dies
-
- 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
- B21K1/28—Making machine elements wheels; discs
- B21K1/30—Making machine elements wheels; discs with gear-teeth
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
The invention belongs to gear equipment technology fields, disclose a kind of gear preparation facilities, including pedestal, extrusion die group, first pressure component and second pressure component.Wherein, lower die is provided on the top surface of pedestal.Extrusion die group is provided with multiple, is provided with transmission inclined-plane in each extrusion die group, has been uniformly arranged multiple guide rails around lower die on pedestal, multiple extruding Mo Zu are slideably positioned in respectively on multiple guide rails.First pressure component and second pressure Mo Zu are set to respectively above pedestal, can be mobile perpendicular to the top surface of pedestal.First pressure component is equipped with the upper mold matched with lower die, and second pressure component is equipped with the driving inclined-plane matched with transmission inclined-plane.In the present invention, multiple extrusion die groups, which cooperate to synchronize, squeezes cylindrical blank formed gear, ensure that the streamline integrality of gear, gear mechanical property is improved, in addition, driving inclined-plane is equipped with transmission inclined-plane, wedge mechanism is constituted, the pressure of vertical direction is converted into radial pressure by inclined-plane.
Description
Technical field
The present invention relates to gear preparation technical field more particularly to a kind of gear preparation facilities.
Background technique
Gear is compact-sized because of its high transmission accuracy, is widely used in the transmission mechanism of a variety of mechanical equipments.Currently,
For the gear of metal material because its size is different, forming mode is different.Existing manufacturing process is usually first forged or is rolled
Required gear blank is made, then blank is machined out again, final forming obtains required gear.Such forming side
Method has cut off the metal streamline of between cog in gear, so that the strength of gear teeth is poor, stock utilization is low；In addition to the above method can be used
Except, it can also be shaped using Precision Machining, i.e., by mold cavity extrusion molding, although the gear machine that this mode is processed adds
Work amount is small, but needs material to have preferable plasticity, and required forming force is larger, therefore is only applicable to miniature gear.
Summary of the invention
The purpose of the present invention is to provide a kind of gear preparation facilities, which can shape the tooth of size various sizes
Wheel, and between cog metal streamline is complete in gear obtained by its forming.
To achieve this purpose, the present invention adopts the following technical scheme:
A kind of gear preparation facilities, comprising:
Pedestal is provided with the lower die for placing cylindrical blank to be formed on the top surface of the pedestal；
Extrusion die group, the extrusion die group are provided with multiple, are provided with transmission inclined-plane, the pedestal in each extrusion die group
Upper to be uniformly arranged the multiple and one-to-one guide rail of extrusion die group around lower die, the guide rail prolongs along the radial direction of cylindrical blank
It stretches, multiple extruding Mo Zu are slideably positioned in respectively on multiple guide rails, and multiple extrusion die groups are used in cylindrical blank
Expect the circumferentially shaped gear teeth；
First pressure component, the first pressure component are set to above the pedestal, can be perpendicular to the top surface of the pedestal
It is mobile, it is provided with the upper mold matched with the lower die on the first pressure component, the upper mold can match with the lower die
The tight cylindrical blank of combined pressure；
Second pressure component, the second pressure component are set to above the pedestal, can be perpendicular to the top surface of the pedestal
It is mobile, the driving inclined-plane matched with the transmission inclined-plane, the second pressure component are provided on the second pressure component
Multiple extrusion die group transverse shiftings can be driven synchronous the vertical extruding on the transmission inclined-plane by the driving inclined-plane
Squeeze cylindrical blank.
Preferably, the extrusion die group includes squeezing die holder and being detachably secured to the extruding die holder side
Formed punch is squeezed, the transmission inclined-plane is set on the extruding die holder.The detachable setting of above-mentioned extruding formed punch, can be for not
Same gear replaces different extruding formed punches.
Preferably, being provided with lug boss on the extruding formed punch, the lug boss is used for the formed tooth on cylindrical blank
Slot.Above-mentioned setting shapes tooth socket by squeezing formed punch sub-material on the periphery of cylindrical blank, compared to the forming gear teeth, squeezes
It is more convenient.
Preferably, the extrusion die group further includes backhaul cylinder and squeezes sliding block, it is fixed on the guide rail and institute
It states and squeezes the block that sliding block matches；The extruding sliding block is slideably positioned on the guide rail, and the backhaul cylinder is fixed on institute
It states and squeezes on sliding block, the output end for squeezing die holder and being fixed on the backhaul cylinder, the extruding formed punch is in the cylindrical blank
When shaping tooth socket on material, the extruding sliding block is resisted against the block.The setting of above-mentioned backhaul cylinder, so that in extrusion molding
After the completion, facilitate squeeze formed punch extraction, avoid due to adjacent teeth to squeeze formed punch double team and make squeeze formed punch without
Method obtains position, and the setting of above-mentioned block protects gear forming quality, avoids and squeezes formed punch extruding excessively.
Preferably, the first pressure component includes the first drive rod and the first fixing seat, the upper mold is fixed on
In first fixing seat.Upper mold is fixed in the first fixing seat.The setting of above-mentioned first pressure component, structure is simple, safety
Reliably.
Preferably, the second pressure component includes the second drive rod and the second fixing seat, the driving inclined-plane is set
It is placed in second fixing seat.The setting of above-mentioned second pressure component, structure is simple, securely and reliably.
Preferably, being provided with multiple pressure correspondingly with multiple extrusion die groups in second fixing seat
Mould is provided with the driving inclined-plane matched with the corresponding extrusion die group on each pressure mould.Above-mentioned multiple pressure moulds
Setting, structure is simple, and processing preparation cost is cheap, and maintenance replacement is convenient.
Preferably, being vertically and fixedly provided with column on the pedestal, the column is arranged through second fixing seat, described
Second fixing seat is slideably positioned in above the pedestal by column.The setting of above-mentioned column, under the second fixing seat of guarantee
Press position it is accurate with it is reliable so that the movement of the second fixing seat more it is steady reliably, improve and protect the morphoplasm of gear
Amount.
Preferably, being provided with via hole in second fixing seat, the first pressure component can be from the via hole
It passes through, second drive rod is provided with multiple, and multiple second drive rods are uniformly arranged around the via hole.Above-mentioned via hole
Setting, play the role of guiding to the first fixing seat, the depressed position of the first fixing seat of guarantee it is accurate with it is reliable.
Preferably, the guide rail is the T connected in star for being opened in the base top surface.Above-mentioned setting is so that extrusion die group
It runs relatively reliable, avoids pressure forming and the destruction to external guide rail structure.
Beneficial effects of the present invention: multiple extrusion die groups, which cooperate to synchronize, squeezes cylindrical blank formed gear, ensure that
The streamline integrality of gear improves gear mechanical property, and the extrusion molding setting of the gear teeth, compared to traditional forming work
Skill, stock utilization is high, high in machining efficiency, in addition, driving inclined-plane is erected with being equipped with for inclined-plane, composition wedge mechanism is driven
Histogram to pressure radial pressure is converted by inclined-plane, transmission inclined-plane and base top surface between angle be greater than 45 ° have
The effect of reinforcement, improves mechanical efficiency.
Detailed description of the invention
Fig. 1 is the partial sectional view of gear preparation facilities described in embodiment of the present invention；
Fig. 2 is the mutually matched top view of extrusion die group in gear preparation facilities described in embodiment of the present invention；
Fig. 3 is the structural schematic diagram of upper mold in gear preparation facilities described in embodiment of the present invention.
In figure:
101, lower die；102, upper mold；201, it is driven inclined-plane；202, driving inclined-plane；
1, pedestal；11, column；
2, extrusion die group；21, die holder is squeezed；22, formed punch is squeezed；23, backhaul cylinder；24, sliding block is squeezed；
3, first pressure component；31, the first drive rod；32, the first fixing seat；
4, second pressure component；41, the second drive rod；42, the second fixing seat；421, pressure mould.
Specific embodiment
The embodiment of the present invention is described below in detail, the example of embodiment is shown in the accompanying drawings, wherein identical from beginning to end
Or similar label indicates same or similar element or element with the same or similar functions.It is retouched below with reference to attached drawing
The embodiment stated is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
To further illustrate the technical scheme of the present invention below with reference to the accompanying drawings and specific embodiments.
As shown in Figure 1-Figure 3, the present invention provides a kind of gear preparation facilities, including pedestal 1, extrusion die group 2, first to press
Power component 3 and second pressure component 4.Wherein, it is provided on the top surface of pedestal 1 for placing under cylindrical blank to be formed
Mould 101.Extrusion die group 2 is provided with multiple, and transmission inclined-plane 201 is provided in each extrusion die group 2, lower die 101 is surrounded on pedestal 1
It is uniformly arranged the multiple and one-to-one guide rail of extrusion die group 2, guide rail is radially extended along cylindrical blank, multiple extrusion die groups
2 are slideably positioned in respectively on multiple guide rails, and multiple extrusion die groups 2 the same as by being extruded in the circumferentially shaped wheel of cylindrical blank jointly
Tooth.First pressure component 3 is set to 1 top of pedestal, can be mobile perpendicular to the top surface of pedestal 1, is arranged on first pressure component 3
There is the upper mold 102 matched with lower die 101, upper mold 102 can cooperate with lower die 101 compresses cylindrical blank.Second pressure component 4
It is set to 1 top of pedestal, can be mobile perpendicular to the top surface of pedestal 1, it is provided on second pressure component 4 and transmission inclined-plane 201
The driving inclined-plane 202 matched squeezes transmission inclined-plane 201 by driving inclined-plane 202, and the vertical power of second pressure component 4 turns
It is changed to the cross force of extrusion die group 2, second pressure component 4 can drive multiple extrusion die groups 2 are synchronous to squeeze cylindrical blank
To formed gear.In the present embodiment, the angle being driven between inclined-plane 201 and 1 top surface of pedestal is greater than 45 °, so that driving
Dynamic inclined-plane 202 constitutes inclined wedge augmenting mechanism with transmission inclined-plane 201.
In the present invention, multiple extrusion die groups 2, which cooperate to synchronize, squeezes cylindrical blank formed gear, ensure that the stream of gear
Line integrality improves gear mechanical property, and the extrusion molding setting of the gear teeth, compared to traditional forming technology, material
Utilization rate is high, high in machining efficiency, in addition, driving inclined-plane 202 and transmission inclined-plane 201 are equipped with, composition wedge mechanism, and vertically
The pressure in direction is converted into radial pressure by inclined-plane, and the angle between transmission inclined-plane 201 and 1 top surface of pedestal is greater than 45 ° of tools
There is the effect of reinforcement, improves mechanical efficiency.
Extrusion die group 2, which specifically includes, to be squeezed die holder 21 and is detachably secured to squeeze the extruding formed punch of 21 side of die holder
22, transmission inclined-plane 201, which is set to, to be squeezed on die holder 21.The detachable setting of above-mentioned extruding formed punch 22 can be directed to different teeth
Wheel replaces different extruding formed punches 22.
Specific squeeze is provided with lug boss on formed punch 22, and the lug boss on cylindrical blank for shaping tooth socket.In this reality
It applies in example, an extruding formed punch 22 can shape a tooth socket.Except above-mentioned setting, squeezing lug boss on formed punch 22 can be with
Inner fovea part is replaced with, the gear teeth are shaped on cylindrical blank by inner fovea part.In addition to this, squeezing formed punch 22 can also be other mistakes
Shape is crossed, as long as specific guarantee that the number for squeezing formed punch 22 is consistent with the number of the gear teeth of required forming.It is above-mentioned to set
It sets, shapes tooth socket by squeezing the sub-material on the periphery of cylindrical blank of formed punch 22, compared to the forming gear teeth, squeeze more convenient.
More specifically, extrusion die group 2 further includes backhaul cylinder 23 and squeezes sliding block 24, is fixed with and squeezes on guide rail
The block that sliding block 24 matches.It squeezes sliding block 24 to be slideably positioned on guide rail, backhaul cylinder 23, which is fixed on, to be squeezed on sliding block 24, is squeezed
Stamper seat 21 is fixed on the output end of backhaul cylinder 23, squeezes formed punch 22 when shaping tooth socket on cylindrical blank, squeezes sliding block
24 are resisted against block.In the present embodiment, position-adjustable of the block on guide rail allows extrusion die group 2 to be applicable in difference
The gear of specification.The setting of above-mentioned backhaul cylinder 23, so that facilitating the extraction for squeezing formed punch 22 after the completion of extrusion molding, keeping away
Exempt to make the double team for squeezing formed punch 22 extruding formed punch 22 can not obtain position due to adjacent teeth, the setting of above-mentioned block is protected
Gear forming quality has been protected, extruding formed punch 22 has been avoided and squeezes excess.
First pressure component 3 includes the first drive rod 31 and the first fixing seat 32.Wherein, the first drive rod 31 be used for
The connection of external drive mechanism, upper mold 102 are fixed in the first fixing seat 32.The setting of above-mentioned first pressure component 3, structure letter
It is single, securely and reliably.
Second pressure component 4 includes the second drive rod 41 and the second fixing seat 42.Wherein, the second drive rod 41 be used for
The connection of external drive mechanism, driving inclined-plane 202 are set in the second fixing seat 42.In the present embodiment, 3 He of first pressure component
Second pressure component 4 passes through two independent external drive mechanism drivings.The setting of above-mentioned second pressure component 4, structure is simple,
Securely and reliably.
Specifically, being provided with multiple pressure moulds 421 correspondingly with multiple extrusion die groups 2 in the second fixing seat 42, often
It is provided on a pressure mould 421 and is driven the driving inclined-plane 202 that matches of inclined-plane 201 in corresponding extrusion die group 2.It is set except above-mentioned
Set outer, driving inclined-plane 202 can also be integrally provided in an annular circular die, the circular die can simultaneously with multiple extruding
Mould group 2 cooperates, synchronous to squeeze multiple extruding die holders 21.The setting of above-mentioned multiple pressure moulds 421, structure is simple, and processing is prepared into
This is cheap, and maintenance replacement is convenient.
Specifically, being vertically and fixedly provided with column 11 on pedestal 1, which is arranged through the second fixing seat 42, and second is fixed
Seat 42 is slideably positioned in 1 top of pedestal by column 11.The setting of above-mentioned column 11, the pushing position of the second fixing seat 42 of guarantee
Set it is accurate with it is reliable so that the movement of the second fixing seat 42 is more steady reliable, improve and protect the forming quality of gear.
More specifically, via hole is provided in the second fixing seat 42, first pressure component 3 can be passed through from the via hole,
Second drive rod 41 is provided with multiple, and multiple second drive rods 41 are uniformly arranged around via hole.In the present embodiment, first is fixed
Seat 32 is slideably positioned in the via hole in the second fixing seat 42.The setting of above-mentioned via hole plays guiding to the first fixing seat 32
Effect, the depressed position of the first fixing seat 32 of guarantee it is accurate with it is reliable.
More specifically, guide rail is the T connected in star for being opened in 1 top surface of pedestal.It is corresponding with the T connected in star, it squeezes
Extruding sliding block 24 in pressing mold group 2 is T-shaped structure.Above-mentioned setting avoids pressure so that the operation of extrusion die group 2 is relatively reliable
It shapes and the destruction to external guide rail structure.
So that when the specific formed gear of the present invention, firstly, the cylindrical blank after forged forming preparatory processing is placed in
In lower die 101, positioned.Then, it drives first pressure component 3 and second pressure component 4 to move simultaneously towards pedestal 1, is connecing
When nearly cylindrical blank, second pressure component 4 stops movement, first pressure component 3 is driven, so that upper mold 102 presses on the cylinder
Blank, upper mold 102 and lower die 101, which cooperate, clamps safely cylindrical blank.Then, driving second pressure component 4 moves down, and driving is oblique
Extrusion die group 2 is oppressed by transmission inclined-plane 201 in face 202, so that extrusion die group 2 is slided along guide rail towards cylindrical blank, it is multiple to squeeze
The extruding formed punch 22 of pressing mold group 2 is synchronous to squeeze cylindrical blank, contacts until squeezing sliding block 24 with block, is stopped by block and made
Second pressure component 4 can not continue to push, at this point, the excess metal squeezed out enter adjacent extruding formed punch 22, upper mold 102 and under
Among the gap of mould 101 and extruding formed punch 22.Later, 4 backhaul of second pressure component.Then, the driving of backhaul cylinder 23 squeezes punching
First 22 extract out from cylindrical blank.Then, 3 backhaul of first pressure component.In entire forming process, the of first pressure component 3
In whole the second fixing seat 42 for being located at second pressure component 4 of one fixing seat 32, column 11 is whole through the second fixing seat 42
It is interior.After gear preparation facilities of the invention shapes cylindrical blank, cylindrical blank is taken out from lower die 101, by machine plus
Work, will be more among the gap for entering adjacent extruding formed punch 22, upper mold 102 and lower die 101 and extruding formed punch 22 in forming process
Remaining metal removal, the gear completed.
Obviously, the above embodiment of the present invention is just for the sake of clearly illustrating examples made by the present invention, and being not is pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
Made any modifications, equivalent replacements, and improvements etc., should be included in the claims in the present invention within the spirit and principle of invention
Protection scope within.
Claims (10)
1. a kind of gear preparation facilities characterized by comprising
Pedestal (1) is provided with the lower die (101) for placing cylindrical blank to be formed on the top surface of the pedestal (1)；
Extrusion die group (2), the extrusion die group (2) are provided with multiple, are provided with transmission inclined-plane on each extrusion die group (2)
(201), multiple and extrusion die group (2) one-to-one guide rail, institute have been uniformly arranged around lower die (101) on the pedestal (1)
Guide rail radially extending along cylindrical blank is stated, multiple extrusion die groups (2) are slideably positioned in respectively on multiple guide rails, more
A extrusion die group (2) is used in the circumferentially shaped gear teeth of cylindrical blank；
First pressure component (3), the first pressure component (3) are set to above the pedestal (1), can be perpendicular to the bottom
The top surface of seat (1) is mobile, is provided with the upper mold (102) matched with the lower die (101) on the first pressure component (3),
The upper mold (102) can cooperate with the lower die (101) compresses cylindrical blank；
Second pressure component (4), the second pressure component (4) are set to above the pedestal (1), can be perpendicular to the bottom
The top surface of seat (1) is mobile, and it is oblique that the driving matched with transmission inclined-plane (201) is provided on the second pressure component (4)
Face (202), vertical extruding of the second pressure component (4) by the driving inclined-plane (202) to transmission inclined-plane (201)
It can drive multiple extrusion die group (2) transverse shiftings are synchronous to squeeze cylindrical blank.
2. gear preparation facilities according to claim 1, which is characterized in that the extrusion die group (2) includes squeezing die holder
(21) and it is detachably secured to the extruding formed punch (22) for squeezing die holder (21) side, the transmission inclined-plane (201) sets
It is placed on the extruding die holder (21).
3. gear preparation facilities according to claim 2, which is characterized in that be provided with protrusion on the extruding formed punch (22)
Portion, the lug boss on cylindrical blank for shaping tooth socket.
4. gear preparation facilities according to claim 2, which is characterized in that the extrusion die group (2) further includes backhaul gas
Cylinder (23) and sliding block (24) are squeezed, is fixed on the guide rail and the block for squeezing sliding block (24) and matching；
The extruding sliding block (24) is slideably positioned on the guide rail, and the backhaul cylinder (23) is fixed on the extruding sliding block
(24) on, the output end for squeezing die holder (21) and being fixed on the backhaul cylinder (23), the extruding formed punch (22) is described
When shaping tooth socket on cylindrical blank, the extruding sliding block (24) is resisted against the block.
5. gear preparation facilities according to claim 1, which is characterized in that the first pressure component (3) includes first
Drive rod (31) and the first fixing seat (32), the upper mold (102) are fixed on first fixing seat (32).
6. -5 any gear preparation facilities according to claim 1, which is characterized in that second pressure component (4) packet
The second drive rod (41) and the second fixing seat (42) are included, the driving inclined-plane (202) is set to second fixing seat (42)
On.
7. gear preparation facilities according to claim 6, which is characterized in that on second fixing seat (42) with multiple institutes
Extrusion die group (2) is stated to be provided with correspondingly multiple pressure moulds (421), be provided on each pressure mould (421) with it is right
The driving inclined-plane (202) that the extrusion die group (2) answered matches.
8. gear preparation facilities according to claim 6, which is characterized in that be vertically and fixedly provided with column on the pedestal (1)
(11), the column (11) is arranged through second fixing seat (42), and second fixing seat (42) is sliding by column (11)
It is dynamic to be set to above the pedestal (1).
9. gear preparation facilities according to claim 6, which is characterized in that be provided on second fixing seat (42)
Hole, the first pressure component (3) can pass through from the via hole, second drive rod (41) be provided with it is multiple, it is multiple
Second drive rod (41) is uniformly arranged around the via hole.
10. -5 any gear preparation facilities according to claim 1, which is characterized in that the guide rail is described to be opened in
The T connected in star of pedestal (1) top surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810099882.XA CN110102697A (en) | 2018-02-01 | 2018-02-01 | A kind of gear preparation facilities |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810099882.XA CN110102697A (en) | 2018-02-01 | 2018-02-01 | A kind of gear preparation facilities |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110102697A true CN110102697A (en) | 2019-08-09 |
Family
ID=67483194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810099882.XA Pending CN110102697A (en) | 2018-02-01 | 2018-02-01 | A kind of gear preparation facilities |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110102697A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101060949A (en) * | 2003-12-04 | 2007-10-24 | 毕晓普创新有限公司 | Method for manufacturing steering rack |
| CN102764847A (en) * | 2012-07-12 | 2012-11-07 | 南昌大学 | Precision forming method of straight/helical tooth cylindrical gear |
| CN203764759U (en) * | 2013-12-31 | 2014-08-13 | 芜湖聚达汽车零部件有限公司 | Composite mold for one-time molding |
| CN107096866A (en) * | 2017-04-28 | 2017-08-29 | 重庆创精温锻成型有限公司 | Hybrid vehicle automatic transmission deep slot type conjunction gear preparation method |
| CN107537966A (en) * | 2017-07-03 | 2018-01-05 | 江苏大洋精锻有限公司 | The shaping dies and its processing technology of a kind of valley road forging |
-
2018
- 2018-02-01 CN CN201810099882.XA patent/CN110102697A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101060949A (en) * | 2003-12-04 | 2007-10-24 | 毕晓普创新有限公司 | Method for manufacturing steering rack |
| CN102764847A (en) * | 2012-07-12 | 2012-11-07 | 南昌大学 | Precision forming method of straight/helical tooth cylindrical gear |
| CN203764759U (en) * | 2013-12-31 | 2014-08-13 | 芜湖聚达汽车零部件有限公司 | Composite mold for one-time molding |
| CN107096866A (en) * | 2017-04-28 | 2017-08-29 | 重庆创精温锻成型有限公司 | Hybrid vehicle automatic transmission deep slot type conjunction gear preparation method |
| CN107537966A (en) * | 2017-07-03 | 2018-01-05 | 江苏大洋精锻有限公司 | The shaping dies and its processing technology of a kind of valley road forging |
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Application publication date: 20190809 |