CN108274194A - A kind of spindle process for machining and the special drill press for the technique - Google Patents
A kind of spindle process for machining and the special drill press for the technique Download PDFInfo
- Publication number
- CN108274194A CN108274194A CN201810042842.1A CN201810042842A CN108274194A CN 108274194 A CN108274194 A CN 108274194A CN 201810042842 A CN201810042842 A CN 201810042842A CN 108274194 A CN108274194 A CN 108274194A
- Authority
- CN
- China
- Prior art keywords
- centre bore
- bar portion
- spindle box
- knuckle
- sliding rack
- 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
- 238000000034 method Methods 0.000 title claims abstract description 33
- 238000003754 machining Methods 0.000 title claims abstract description 20
- 238000005242 forging Methods 0.000 claims abstract description 4
- 238000005553 drilling Methods 0.000 claims description 5
- 241001074085 Scophthalmus aquosus Species 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B39/00—General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
- B23B39/16—Drilling machines with a plurality of working-spindles; Drilling automatons
- B23B39/22—Drilling machines with a plurality of working-spindles; Drilling automatons with working-spindles in opposite headstocks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D7/00—Steering linkage; Stub axles or their mountings
- B62D7/18—Steering knuckles; King pins
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Forging (AREA)
Abstract
The present invention relates to knuckle processing technique fields, more particularly to a kind of spindle process for machining and the special drill press for the technique, after knuckle blank after forging is heat-treated, the first centre bore is bored in the bar portion of knuckle, the second centre bore is bored in the pan portion of knuckle, first centre bore and the second centre bore are respectively positioned on the axis of bar portion, control the depth of the first centre bore, and it controls distance tolerance between the first centre bore and the second centre bore and is less than 0.3mm, then the first centre bore is utilized, second centre bore is positioned, vehicle bar portion outer circle respectively, process ear, rod portion cross bore, vehicle bar portion screw thread, chamfering, mill bar portion outer circle, finally cut off extra bar portion, the present invention is positioned using two centre bores, it can in process reduce to knife, improve machining accuracy and processing efficiency.
Description
Technical field
The present invention relates to knuckle processing technique fields, more particularly to a kind of spindle process for machining and are used for
The special drill press of the technique.
Background technology
Knuckle is one of the major part on steering axle of automobile, can make vehicle steadily traveling and sensitive transmission traveling side
To the function of knuckle is subject to automobile front load, supports and front-wheel is driven to be rotated around stub and make motor turning.Knuckle
Including bar portion, ring flange and fork, the screech owl, cropped ear of wherein fork are provided with coaxial kingpin bore.The geometry of knuckle
It is more complicated, need the geometrical body processed relatively more, position accuracy demand is higher between each geometric jacquard patterning unit surface, high precision machining
The low steering precision influenced whether in automobilism.In knuckle process, need respectively to process in one in bar portion, pan portion
Heart hole, to easy to setup.But in the prior art, generally requirement is not added to the centre bore, but processed after clamping
Cheng Zhong redefines reference data, then limit processing dimension by frock clamp etc. using finished face as reference plane
Fixed, to ensure machining accuracy, this results in product in process, needs repeatedly to reposition measurement, and processing is cumbersome, from
And processing efficiency is influenced, and influence the consistency of product.
Invention content
In view of the above-mentioned deficiencies in the prior art, it is an object of the present invention to and provide a kind of spindle process for machining and use
It in the special drill press of the technique, is positioned using two centre bores, can reduce in process to knife, improve processing
Precision and processing efficiency.
The technical solution adopted by the present invention to solve the technical problems is：A kind of spindle process for machining, is being forged
After knuckle blank after making is heat-treated, the first centre bore is bored in the bar portion of knuckle, second is bored in the pan portion of knuckle
Centre bore, the first centre bore and the second centre bore are respectively positioned on the axis of bar portion, control the depth of the first centre bore, and control the
Distance tolerance is less than 0.3mm between one centre bore and the second centre bore, is then determined using the first centre bore, the second centre bore
Position, vehicle bar portion outer circle, processing ear, rod portion cross bore, vehicle bar portion screw thread, chamfering, mill bar portion outer circle, finally cut off more respectively
Remaining bar portion.
Preferably, the outer bowlder of vehicle bar portion, using numerically controlled lathe, using the first centre bore as positioning datum.
Preferably, cut off extra bar portion when, using the second centre bore as positioning datum.
A kind of special drill press for the spindle process for machining, the drilling machine are horizontal drilling machine, including bed
Body, left spindle box, right spindle box, the sliding rack that can be slided between left spindle box, right spindle box, left limit device, right limit
Device, the left spindle box, right spindle box are located at the both sides of lathe bed, and the left spindle box is provided with rotatable first master
Axis, the first drill bit, the right spindle box are provided with rotatable second main shaft, the second drill bit, and the sliding rack is provided with fixation
The fixture of knuckle, between the left spindle box, sliding rack, the right limit device is located at described the left limit device
Between right spindle box, sliding rack.
Preferably, the left limit device, right limit apparatus structure are identical, and the left limit device is provided with adjustable position
The bolt set, when the sliding rack is moved to the leftmost side, the end of the bolt contacts at the outside of the sliding rack.
The beneficial effects of the invention are as follows：A kind of spindle process for machining and the special drill press for the technique,
After knuckle blank after forging is heat-treated, the first centre bore is bored in the bar portion of knuckle, the is bored in the pan portion of knuckle
Two centre bores, the first centre bore and the second centre bore are respectively positioned on the axis of bar portion, control the depth of the first centre bore, and are controlled
Distance tolerance is less than 0.3mm between first centre bore and the second centre bore, is then carried out using the first centre bore, the second centre bore
Positioning, vehicle bar portion outer circle, processing ear, rod portion cross bore, vehicle bar portion screw thread, chamfering, mill bar portion outer circle, finally cut off respectively
Extra bar portion, the present invention are positioned using two centre bores, can be reduced in process to knife, be improved machining accuracy
And processing efficiency.
Description of the drawings
Fig. 1 is the structural schematic diagram of the spindle process for machining of the present invention and the special drill press for the technique.
Reference sign：
1 --- lathe bed 2 --- left spindle box
3 --- right spindle box 4 --- sliding racks
5 --- left limit device 6 --- right limit devices.
Specific implementation mode
The present invention is described in further detail in the following with reference to the drawings and specific embodiments, is not the reality the present invention
Scope limitation is applied in this.
A kind of spindle process for machining of the present embodiment, after knuckle blank after forging is heat-treated,
The first centre bore is bored in the bar portion of knuckle, the second centre bore, the first centre bore and the second centre bore are bored in the pan portion of knuckle
It is respectively positioned on the axis of bar portion, controls the depth of the first centre bore, and control distance between the first centre bore and the second centre bore
Tolerance is less than 0.3mm, is then positioned using the first centre bore, the second centre bore, respectively vehicle bar portion outer circle, processing ear,
Rod portion cross bore, vehicle bar portion screw thread, chamfering, mill bar portion outer circle, finally cut off extra bar portion.The present invention passes through the first center
Hole may insure that the first centre bore and the second centre bore are respectively positioned on the axis of bar portion with the second centre bore positioning vehicle bar portion, and
Since it is determined the depth of the first centre bore, distance between the first centre bore and the second centre bore, therefore process bar portion, pan portion,
It can be using the first centre bore, the second centre bore as basis of reference when ear, it is ensured that machining accuracy was reduced to the knife time,
Difficulty of processing is reduced, processing efficiency, and good product consistency are improved.
Further, the outer bowlder of vehicle bar portion, using numerically controlled lathe, using the first centre bore as positioning datum.
Further, cut off extra bar portion when, using the second centre bore as positioning datum.Compared with prior art, originally
Embodiment can cut off extra bar portion again after processing is completed.
A kind of special drill press for the spindle process for machining of the present embodiment, as shown in Figure 1, the brill
Bed is horizontal drilling machine, including lathe bed 1, left spindle box 2, right spindle box 3, can be slided between left spindle box 2, right spindle box 3
Sliding rack 4, left limit device 5, right limit device 6, the left spindle box 2, right spindle box 3 are located at the both sides of lathe bed 1, institute
State left spindle box 2 be provided with rotatable first main shaft, the first drill bit, the right spindle box 4 be provided with it is rotatable second master
Axis, the second drill bit, the sliding rack 4 are provided with the fixture of fixed knuckle, and the left limit device 5 is located at the left spindle box
2, between sliding rack 4, the right limit device 6 is between the right spindle box 3, sliding rack 4.In use, left spindle box 2
First drill bit, right spindle box 3 the second drill bit do not moved along major axes orientation, sliding rack 4 is moved to the left left limit device 5,
It can determine position and the depth of the first centre bore, then sliding rack 4 moved right to left limit device 6, you can determine second
The position of centre bore and depth.
Further, the left limit device 5,6 structure of right limit device are identical, and the left limit device 5 is provided with can
The bolt for adjusting position, when the sliding rack 4 is moved to the leftmost side, the end of the bolt contacts at the outer of the sliding rack 4
Side.
Finally it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than the present invention is protected
The limitation of range is protected, although being explained in detail to the present invention with reference to preferred embodiment, those skilled in the art answer
Work as understanding, technical scheme of the present invention can be modified or replaced equivalently, without departing from the reality of technical solution of the present invention
Matter and range.
Claims (5)
1. a kind of spindle process for machining, it is characterised in that：After knuckle blank after forging is heat-treated,
The bar portion of knuckle bores the first centre bore, bores the second centre bore in the pan portion of knuckle, the first centre bore and the second centre bore are equal
On the axis of bar portion, the depth of the first centre bore is controlled, and it is public to control distance between the first centre bore and the second centre bore
Difference is less than 0.3mm, is then positioned using the first centre bore, the second centre bore, respectively vehicle bar portion outer circle, processing ear, brill
Bar portion cross bore, vehicle bar portion screw thread, chamfering, mill bar portion outer circle, finally cut off extra bar portion.
2. a kind of spindle process for machining according to claim 1, it is characterised in that：The outer bowlder of vehicle bar portion, makes
With numerically controlled lathe, using the first centre bore as positioning datum.
3. a kind of spindle process for machining according to claim 1, it is characterised in that：Cut off extra bar portion
When, using the second centre bore as positioning datum.
4. a kind of special drill press for the spindle process for machining described in claims 1 to 3 any one, feature
It is：The drilling machine is horizontal drilling machine, including lathe bed（1）, left spindle box（2）, right spindle box（3）, can be in left spindle box（2）, it is right
Spindle box（3）Between the sliding rack that slides（4）, left limit device（5）, right limit device（6）, the left spindle box（2）, right master
Axle box（3）It is located at lathe bed（1）Both sides, the left spindle box（2）Be provided with rotatable first main shaft, the first drill bit,
The right spindle box（4）It is provided with rotatable second main shaft, the second drill bit, the sliding rack（4）It is provided with fixed knuckle
Fixture, the left limit device（5）Positioned at the left spindle box（2）, sliding rack（4）Between, the right limit device（6）Position
In the right spindle box（3）, sliding rack（4）Between.
5. the special drill press according to claim 4 for the technique, it is characterised in that：The left limit device（5）, it is right
Limiting device（6）Structure is identical, the left limit device（5）It is provided with the bolt of adjustable position, when the sliding rack（4）It moves
When moving to the leftmost side, the end of the bolt contacts at the sliding rack（4）Outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810042842.1A CN108274194A (en) | 2018-01-17 | 2018-01-17 | A kind of spindle process for machining and the special drill press for the technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810042842.1A CN108274194A (en) | 2018-01-17 | 2018-01-17 | A kind of spindle process for machining and the special drill press for the technique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108274194A true CN108274194A (en) | 2018-07-13 |
Family
ID=62803886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810042842.1A Pending CN108274194A (en) | 2018-01-17 | 2018-01-17 | A kind of spindle process for machining and the special drill press for the technique |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108274194A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111375984A (en) * | 2018-12-27 | 2020-07-07 | 东风专用零部件有限公司 | Machining method of steering knuckle shell |
| CN111515693A (en) * | 2020-05-13 | 2020-08-11 | 重庆诚缘机械有限公司 | Numerical control machining center based on gang tool and shock absorber joint of processing thereof |
| CN111922633A (en) * | 2020-06-28 | 2020-11-13 | 湖北三环锻造有限公司 | Machining process for spindle end threads of steering knuckle |
| CN115229439A (en) * | 2022-07-08 | 2022-10-25 | 南京正领汽车部件有限公司 | Manufacturing method of light steering knuckle for automobile and steering knuckle for automobile |
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|---|---|---|---|---|
| KR200234387Y1 (en) * | 2001-03-16 | 2001-10-08 | 박대용 | The system of center drill for a hydraulic type automatic lathe |
| US20070120339A1 (en) * | 2005-11-29 | 2007-05-31 | Barber Sean J | Steer axle and method of making the same |
| CN102091922A (en) * | 2011-01-17 | 2011-06-15 | 重庆大江工业有限责任公司 | Machining method of automotive non-driven vehicle-bridge steering knuckle |
| CN201913463U (en) * | 2010-12-01 | 2011-08-03 | 常州市三利精机有限公司 | Horizontal double-faced numerical control machine tool for milling end face and drilling central hole |
| CN102642039A (en) * | 2012-05-09 | 2012-08-22 | 浙江凯吉汽车零部件制造有限公司 | Machine tool for oil guide hole of cylinder cover of automobile engine and method thereof |
| CN103506811A (en) * | 2013-03-29 | 2014-01-15 | 洛阳洛北重工机械有限公司 | Machining technology of left steering knuckle of automobile |
| CN105689756A (en) * | 2014-11-28 | 2016-06-22 | 湖北铭久汽车零部件有限公司 | Automatic double-end drilling machine |
| CN205765139U (en) * | 2016-05-16 | 2016-12-07 | 湖北三环锻造有限公司 | Left tie rod arm drill centers, turn taper fixture |
| CN106270661A (en) * | 2016-10-25 | 2017-01-04 | 张晓光 | A kind of hay mover cap part drilling clamp and using method thereof |
-
2018
- 2018-01-17 CN CN201810042842.1A patent/CN108274194A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200234387Y1 (en) * | 2001-03-16 | 2001-10-08 | 박대용 | The system of center drill for a hydraulic type automatic lathe |
| US20070120339A1 (en) * | 2005-11-29 | 2007-05-31 | Barber Sean J | Steer axle and method of making the same |
| CN201913463U (en) * | 2010-12-01 | 2011-08-03 | 常州市三利精机有限公司 | Horizontal double-faced numerical control machine tool for milling end face and drilling central hole |
| CN102091922A (en) * | 2011-01-17 | 2011-06-15 | 重庆大江工业有限责任公司 | Machining method of automotive non-driven vehicle-bridge steering knuckle |
| CN102642039A (en) * | 2012-05-09 | 2012-08-22 | 浙江凯吉汽车零部件制造有限公司 | Machine tool for oil guide hole of cylinder cover of automobile engine and method thereof |
| CN103506811A (en) * | 2013-03-29 | 2014-01-15 | 洛阳洛北重工机械有限公司 | Machining technology of left steering knuckle of automobile |
| CN105689756A (en) * | 2014-11-28 | 2016-06-22 | 湖北铭久汽车零部件有限公司 | Automatic double-end drilling machine |
| CN205765139U (en) * | 2016-05-16 | 2016-12-07 | 湖北三环锻造有限公司 | Left tie rod arm drill centers, turn taper fixture |
| CN106270661A (en) * | 2016-10-25 | 2017-01-04 | 张晓光 | A kind of hay mover cap part drilling clamp and using method thereof |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111375984A (en) * | 2018-12-27 | 2020-07-07 | 东风专用零部件有限公司 | Machining method of steering knuckle shell |
| CN111515693A (en) * | 2020-05-13 | 2020-08-11 | 重庆诚缘机械有限公司 | Numerical control machining center based on gang tool and shock absorber joint of processing thereof |
| CN111515693B (en) * | 2020-05-13 | 2021-11-19 | 重庆诚缘机械有限公司 | Numerical control machining center based on gang tool and shock absorber joint of processing thereof |
| CN111922633A (en) * | 2020-06-28 | 2020-11-13 | 湖北三环锻造有限公司 | Machining process for spindle end threads of steering knuckle |
| CN111922633B (en) * | 2020-06-28 | 2021-09-24 | 湖北三环锻造有限公司 | Machining process for spindle end threads of steering knuckle |
| CN115229439A (en) * | 2022-07-08 | 2022-10-25 | 南京正领汽车部件有限公司 | Manufacturing method of light steering knuckle for automobile and steering knuckle for automobile |
| CN115229439B (en) * | 2022-07-08 | 2024-04-23 | 南京正领汽车部件有限公司 | Manufacturing method of light steering knuckle for automobile and steering knuckle for automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180713 |