CN110081154A - A kind of gear chamber cover blank and gear chamber cover processing method - Google Patents
A kind of gear chamber cover blank and gear chamber cover processing method Download PDFInfo
- Publication number
- CN110081154A CN110081154A CN201910180174.3A CN201910180174A CN110081154A CN 110081154 A CN110081154 A CN 110081154A CN 201910180174 A CN201910180174 A CN 201910180174A CN 110081154 A CN110081154 A CN 110081154A
- Authority
- CN
- China
- Prior art keywords
- gear chamber
- chamber cover
- gear
- seal groove
- sealing strip
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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
-
- 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
- B23P15/14—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass gear parts, e.g. gear wheels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/029—Gearboxes; Mounting gearing therein characterised by means for sealing the gearboxes, e.g. to improve airtightness
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/031—Gearboxes; Mounting gearing therein characterised by covers or lids for gearboxes
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Details Of Gearings (AREA)
Abstract
The invention discloses a kind of gear chamber cover blank of gear chamber technical field and gear chamber cover processing methods, gear chamber cover, threaded hole, the threaded hole is provided with the bottom right of the gear chamber cover, seal groove, the seal groove is provided with the top right side of the gear chamber cover, the present invention can effectively generate leakproofness, prevent sealing strip Rig up error from gear chamber being caused to generate gap, the indoor cleaning of gear can not effectively be kept and prevent dirt from entering in gear chamber, the indoor hydraulic oil of gear is effectively prevented to ooze out out of gear chamber, by opening up seal groove on gear chamber cover, by sealing strip in seal groove, effectively preventing sealing strip, voluntary activity causes sealing strip not to be effectively sealed to gear chamber effectively during installation, improve the sealing effect of gear chamber, effectively maintain the cleaning of gear chamber , it is therefore prevented that dirt enters in gear chamber and the indoor hydraulic oil of gear is prevented to ooze out out of gear chamber.
Description
Technical field
The present invention relates to gear chamber technical field, specially a kind of gear chamber cover blank and gear chamber cover processing method.
Background technique
Gear chamber is called gear-box, for various gears to be concentrated in together, convenient for the lubrication of gear and the speed change of automobile,
Therefore it is called gearbox, gearbox is divided into manual, automatic two kinds, and manual transmission is mainly made of gear and axis, by different
Gear combination generates variable-speed torque-converting；And automatic gear-box AT is made of hydraulic torque converter, planetary gear and hydraulic control system,
Reach variable-speed torque-converting by way of fluid power transmitting and gear combination.
In order to keep the indoor cleaning of gear, prevent dirt from entering in gear chamber and facilitating maintenance, on the top of gear chamber
Portion is equipped with gear chamber cover, in order to increase the leakproofness of gear chamber, the indoor hydraulic oil of gear is prevented to be exuded to outside gear chamber,
Increase sealing strip between gear chamber cover and gear chamber, gear chamber is further sealed by sealing strip, keeps gear chamber
Cleaning, prevent dirt from entering in gear chamber and preventing the indoor hydraulic oil exudation of gear.
Existing sealing strip is directly to be laid on the top outer profile of gear chamber, then gear chamber cover is pressed in sealing strip
On, gear chamber cover, sealing strip and gear chamber are fixed together by bolt, but during installation due to the indoor gear of gear
It needs to be lubricated it using lubricating oil, causes the inside and outside of gear chamber that can all be infected with lubricating oil, sealing strip is laid in gear
When on the outer profile in ceiling portion, since the effect of lubricating oil can be slided in gear chamber, gear chamber cover, sealing strip and gear chamber exist
Will cause sealing strip when fastening can not effectively guarantee to be filled between gear chamber cover and gear chamber, cause the close of gear chamber
Defective tightness is sealed, gap is generated between gear chamber cover and gear chamber, effectively can not prevent dirt from entering in gear chamber, is protected
The indoor cleaning of gear is held, the exudation of the indoor lubricating oil of gear can not be effectively prevented.
Summary of the invention
The purpose of the present invention is to provide a kind of gear chamber cover blank and gear chamber cover processing methods, to solve above-mentioned back
The existing sealing strip proposed in scape technology is directly to be laid on the top outer profile of gear chamber, then gear chamber cover is pressed in
On sealing strip, gear chamber cover, sealing strip and gear chamber are fixed together by bolt, but since the indoor gear of gear exists
It needs to be lubricated it using lubricating oil when installation, causes the inside and outside of gear chamber that can all be infected with lubricating oil, sealing strip tiling
When on the outer profile at the top of gear chamber, since the effect of lubricating oil can be slided in gear chamber, gear chamber cover, sealing strip and tooth
Engineer room, which will cause sealing strip in fastening, can not effectively guarantee to be filled between gear chamber cover and gear chamber, cause gear
The sealing defective tightness of room, generates gap between gear chamber cover and gear chamber, effectively can not prevent dirt from entering gear
The problem of interior keeps the indoor cleaning of gear, can not effectively prevent the exudation of the indoor lubricating oil of gear.
To achieve the above object, the invention provides the following technical scheme: a kind of gear chamber cover blank, comprising:
Gear chamber cover；
Threaded hole, the threaded hole are provided with the bottom right of the gear chamber cover；
Seal groove, the seal groove are provided with the top right side of the gear chamber cover, and the seal groove is communicated with the threaded hole；
Sealing strip, the sealing strip is in the top seal groove of the gear chamber；
Mounting hole, the mounting hole are provided with the top of the sealing strip, and the bottom of the mounting hole is through the sealing strip
Bottom is communicated with the threaded hole.
Preferably, the screw thread in the threaded hole is M14.
Preferably, the sealing strip and seal groove are interference fit.
Preferably, top 0.5-1 millimeters of gear chamber cover is higher by the top of the sealing strip.
Preferably, the diameter of the mounting hole is 11.9-12 millimeters.
A kind of gear chamber cover processing method, the gear chamber cover processing method specifically comprise the following steps:
S1: it casting: takes and needs to produce applicable gear chamber cover mold, mold is placed on die casting machine and carries out die casting, tooth is made
Gear chamber cover；
S2: deburring: the gear chamber cover that die casting goes out is removed from die casting machine, is repaired using edge of the edge polisher to gear chamber cover
Side repairs the burr at gear chamber cover edge clean；
S3: groove milling: the gear chamber cover after deburring is placed on milling machine, the milling on face-up and milling machine being in contact with gear chamber
Knife is corresponding, goes out seal groove in the top outer side milling of gear chamber cover by milling machine, milling cutter is with the outer profile at the top of gear chamber cover
For walking path；
S4: hole milling: the gear chamber cover after groove milling is placed on drilling machine, by the one side of seal groove upward with the drill bit phase on drilling machine
It is corresponding, through-hole is drilled out in seal groove by drilling machine, through-hole is evenly distributed in seal groove, then is milled out in through-hole by screw tap
Threaded hole；
S5: flour milling: the gear chamber cover after hole milling is placed on grinding machine, and the one side of seal groove is corresponding with grinding wheel upward, is led to
It crosses grinding machine and flour milling, the flatness of profile shifted gear chamber cap and gear chamber contact surface is carried out to the top of gear chamber cover；
S6: embedding sealing strip: the gear chamber cover after flour milling being removed from grinding machine, sealing strip is embedded in seal groove, completes tooth
The processing of gear chamber cover.
Preferably, the screw tap in the step S4 is M14 screw tap.
Preferably, the flatness of the gear chamber cover in the step S5 is 0.1.
Compared with prior art, it the beneficial effects of the present invention are: the present invention can effectively generate leakproofness, prevents from sealing
Rig up error causes gear chamber to generate gap, can not effectively keep the indoor cleaning of gear and prevent dirt from entering gear
Interior effectively prevents the indoor hydraulic oil of gear and oozes out out of gear chamber, will by opening up seal groove on gear chamber cover
Sealing strip is in seal groove, and effectively preventing sealing strip, voluntary activity causes sealing strip can not be effectively to tooth during installation
Engineer room is effectively sealed, and improves the sealing effect of gear chamber, effectively maintains the cleaning of gear chamber, it is therefore prevented that dirt
It enters in gear chamber and the indoor hydraulic oil of gear is prevented to ooze out out of gear chamber.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is A-A cross-sectional view of the present invention；
Fig. 3 is gear chamber cover cross-sectional view of the present invention；
Fig. 4 is processing method flow chart of the present invention.
In figure: 100 gear chamber covers, 110 threaded holes, 120 seal grooves, 200 sealing strips, 210 mounting holes.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The present invention provides a kind of gear chamber cover blank, can effectively generate leakproofness, prevents sealing strip Rig up error from making
Gap is generated at gear chamber, can not effectively keep the indoor cleaning of gear and prevents dirt from entering in gear chamber, effectively
The indoor hydraulic oil of gear is prevented to ooze out out of gear chamber, referring to Fig. 1, including gear chamber cover 100 and sealing strip 200；
Fig. 1, Fig. 2 and Fig. 3 are please referred to, gear chamber cover 100 has threaded hole 110 and seal groove 120, and gear chamber cover 100 is for protecting
It holds gear indoor cleaning and prevents dirt from entering in gear chamber, gear chamber cover is gray cast iron, and threaded hole 110 passes through drill bit and silk
It breaks through and is located at the bottom, right side of gear chamber cover 100, threaded hole 110 is the threaded hole of M14, and threaded hole 110 is used for gear chamber
Lid 100 and gear chamber are fixed together, and seal groove 120 is provided with the top right side of gear chamber cover 100, seal groove by milling cutter
120 communicate with threaded hole 110, and seal groove 120 is used for fixing seal item 200；
Fig. 1 and Fig. 2 are please referred to, sealing strip 200 has mounting hole 210, sealing of the sealing strip 200 embedded in 100 top of gear chamber cover
In slot 120, the left and right sides of sealing strip 200 is in contact with bottom with the medial surface of seal groove 120, and the top of sealing strip 200 is high
Top 0.5-1 millimeters of seal groove 120 out, sealing strip 200 and seal groove 120 are interference fit, and sealing strip 200 is used for gear chamber
Sealing between lid 100 and gear chamber keeps gear indoor cleaning, prevents dirt from entering in gear chamber and preventing in gear chamber
Hydraulic oil exudation, sealing strip 200 is ethylene propylene diene rubber, and mounting hole 210 is provided with the top of sealing strip 200, mounting hole
Diameter is 11.9-12 millimeters, and mounting hole 210 and sealing strip 200 are shaped by injection molding machine integrated injection molding, and mounting hole 210 is used for spiral shell
Bolt runs through.
When specifically used, the one side that those skilled in the art would be embedded with sealing strip 200 is contacted with gear chamber, passes through bolt
It is plugged into gear chamber in thread groove corresponding with threaded hole 110 and mounting hole 210 through threaded hole 110 and mounting hole 210,
And screw bolt, so that gear chamber cover 100 is closely contacted with gear chamber, sealing strip 200 is by gear chamber cover 100 and gear
After the extrusion deformation of room, the partial compression deformation at the top of sealing strip 200 higher than seal groove 120 is full of and gear chamber cover 100 and tooth
In gap between engineer room, the gap between gear chamber cover 100 and gear chamber is filled up, improves the leakproofness of gear chamber, effectively
Holding gear indoor cleaning, prevent dirt from entering in gear chamber and preventing the indoor hydraulic oil exudation of gear.
The present invention also provides a kind of gear chamber cover processing methods, specifically comprise the following steps:
S1: it casting: takes and needs to produce applicable gear chamber cover mold, mold is placed on die casting machine and carries out die casting, tooth is made
Gear chamber cover；
S2: deburring: the gear chamber cover that die casting goes out is removed from die casting machine, is repaired using edge of the edge polisher to gear chamber cover
Side repairs the burr at gear chamber cover edge clean；
S3: groove milling: the gear chamber cover 100 after deburring is placed on milling machine, on the face-up and milling machine being in contact with gear chamber
Milling cutter it is corresponding, seal groove 120 is gone out in the top outer side milling of gear chamber cover by milling machine, milling cutter is with the top of gear chamber cover 100
The outer profile in portion is walking path；
S4: hole milling: the gear chamber cover 100 after groove milling is placed on drilling machine, by the one side of seal groove 120 upward and on drilling machine
Drill bit is corresponding, through-hole is drilled out in seal groove 120 by drilling machine, through-hole is evenly distributed in seal groove 120, then passes through screw tap
Threaded hole 110 is milled out in through-hole, screw tap selects the screw tap of M14；
S5: flour milling: the gear chamber cover 100 after hole milling is placed on grinding machine, and the one side of seal groove 120 is opposite with grinding wheel upward
It answers, flour milling is carried out to the top of gear chamber cover 100 by grinding machine, the flatness of profile shifted gear chamber cap 100 and gear chamber contact surface,
Flatness is 0.1；
S6: embedding sealing strip: the gear chamber cover 100 after flour milling is removed from grinding machine, and sealing strip 200 is embedded in seal groove 120
It is interior, complete the processing of gear chamber cover 100.
In summary, the gear chamber cover blank and gear chamber cover processing method, by being opened up on gear chamber cover
Seal groove, by sealing strip in seal groove, effectively preventing sealing strip, voluntary activity causes sealing strip can not during installation
Effectively gear chamber is effectively sealed, improves the sealing effect of gear chamber, effectively maintains the cleaning of gear chamber,
It prevents dirt to enter in gear chamber and the indoor hydraulic oil of gear is prevented to ooze out out of gear chamber.
Although hereinbefore invention has been described by reference to embodiment, the scope of the present invention is not being departed from
In the case where, various improvement can be carried out to it and can replace component therein with equivalent.Especially, as long as being not present
Structural conflict, the various features in presently disclosed embodiment can be combined with each other use by any way,
The description for not carrying out exhaustive to the case where these combinations in this specification is examined merely for the sake of omission length with what is economized on resources
Consider.Therefore, the invention is not limited to specific embodiments disclosed herein, but the institute including falling within the scope of the appended claims
There is technical solution.
Claims (8)
1. a kind of gear chamber cover blank characterized by comprising
Gear chamber cover (100)；
Threaded hole (110), the threaded hole (100) are provided with the bottom right of the gear chamber cover (100)；
Seal groove (120), the seal groove (120) are provided with the top right side of the gear chamber cover (100), the seal groove
(120) it is communicated with the threaded hole (110)；
Sealing strip (200), the sealing strip (200) is in the top seal groove (120) of the gear chamber (100)；
Mounting hole (210), the mounting hole (210) are provided with the top of the sealing strip (200), the mounting hole (210)
Bottom is communicated through the bottom of the sealing strip (200) with the threaded hole (110).
2. a kind of gear chamber cover blank according to claim 1, it is characterised in that: the screw thread in the threaded hole (100)
For M14.
3. a kind of gear chamber cover blank according to claim 1, it is characterised in that: the sealing strip (200) and seal groove
It (120) is interference fit.
4. a kind of gear chamber cover blank according to claim 1, it is characterised in that: the top of the sealing strip (200) is high
Top 0.5-1 millimeters of gear chamber cover (100) out.
5. a kind of gear chamber cover blank according to claim 1, it is characterised in that: the diameter of the mounting hole (210) is
11.9-12 millimeters.
6. a kind of gear chamber cover processing method as described in claim 1, which is characterized in that the gear chamber cover processing method is specific
Include the following steps:
S1: it casting: takes and needs to produce applicable gear chamber cover mold, mold is placed on die casting machine and carries out die casting, tooth is made
Gear chamber cover；
S2: deburring: the gear chamber cover that die casting goes out is removed from die casting machine, is repaired using edge of the edge polisher to gear chamber cover
Side repairs the burr at gear chamber cover edge clean；
S3: groove milling: the gear chamber cover (100) after deburring is placed on milling machine, the face-up and milling machine being in contact with gear chamber
On milling cutter it is corresponding, seal groove (120) are gone out in the top outer side milling of gear chamber cover (100) by milling machine, milling cutter is with gear
Outer profile at the top of chamber cap (100) is walking path；
S4: hole milling: the gear chamber cover (100) after groove milling is placed on drilling machine, by the one side of seal groove (120) upward with drilling machine
On drill bit it is corresponding, through-hole is drilled out in the seal groove (120) by drilling machine, through-hole is evenly distributed in seal groove, then is passed through
Screw tap mills out threaded hole (110) in through-hole；
S5: flour milling: the gear chamber cover (100) after hole milling is placed on grinding machine, by the one side of seal groove (120) upward with grinding wheel
It is corresponding, flour milling, profile shifted gear chamber cap (100) and gear chamber contact surface are carried out by top of the grinding machine to gear chamber cover (100)
Flatness；
S6: embedding sealing strip: the gear chamber cover (100) after flour milling is removed from grinding machine, and sealing strip (200) is embedded in seal groove
(120) in, the processing of gear chamber cover (100) is completed.
7. a kind of gear chamber cover processing method according to claim 6, it is characterised in that: the screw tap in the step S4 is
M14 screw tap.
8. a kind of gear chamber cover processing method according to claim 6, it is characterised in that: the gear chamber in the step S5
The flatness of lid is 0.1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910180174.3A CN110081154A (en) | 2019-03-11 | 2019-03-11 | A kind of gear chamber cover blank and gear chamber cover processing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910180174.3A CN110081154A (en) | 2019-03-11 | 2019-03-11 | A kind of gear chamber cover blank and gear chamber cover processing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110081154A true CN110081154A (en) | 2019-08-02 |
Family
ID=67412361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910180174.3A Pending CN110081154A (en) | 2019-03-11 | 2019-03-11 | A kind of gear chamber cover blank and gear chamber cover processing method |
Country Status (1)
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| CN (1) | CN110081154A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112589376A (en) * | 2020-10-30 | 2021-04-02 | 广州文冲船舶修造有限公司 | Manufacturing method of gear box end cover |
| CN113894506A (en) * | 2021-10-29 | 2022-01-07 | 浙江金祖环境治理设备股份有限公司 | Manufacturing method of double-cavity type gear box |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112589376A (en) * | 2020-10-30 | 2021-04-02 | 广州文冲船舶修造有限公司 | Manufacturing method of gear box end cover |
| CN112589376B (en) * | 2020-10-30 | 2021-12-28 | 广州文冲船舶修造有限公司 | Manufacturing method of gear box end cover |
| CN113894506A (en) * | 2021-10-29 | 2022-01-07 | 浙江金祖环境治理设备股份有限公司 | Manufacturing method of double-cavity type gear box |
| CN113894506B (en) * | 2021-10-29 | 2023-11-17 | 浙江金祖环境治理设备股份有限公司 | Manufacturing method of double-cavity gear box |
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Application publication date: 20190802 |
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