CN104690326B - A kind of ultra-large type founds the transmission axis hole processing method and step of underbody seat - Google Patents
A kind of ultra-large type founds the transmission axis hole processing method and step of underbody seat Download PDFInfo
- Publication number
- CN104690326B CN104690326B CN201310653112.2A CN201310653112A CN104690326B CN 104690326 B CN104690326 B CN 104690326B CN 201310653112 A CN201310653112 A CN 201310653112A CN 104690326 B CN104690326 B CN 104690326B
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- Prior art keywords
- axis hole
- transmission axis
- boring
- light belt
- base
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Classifications
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- 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
Abstract
The present invention relates to the transmission axis hole processing method and step that a kind of ultra-large type founds underbody seat.The technical scheme used is：In the Tutrning Process of base, seeing light belt at base cylindrical position smart car one, and strict guarantee its see that light belt and gear ring positioning center hole are concentric, then survey out the actual diameter size for seeing light belt.On floor type boring and milling machine during right boring base drive axis hole, base workpiece is lain in the fixed platform of floor type boring and milling machine, by strictly controlling transmission axis hole center and seeing the cylindrical distance of light belt, to reach control transmission axis hole with gear ring positioning center hole apart from tolerance.Ultra-large type described in the present invention founds the transmission axis hole processing method of underbody seat, by using easy means and method and step, it not only prevent the danger that the base of more than 10 rice diameters is erect to processing, also the technical barrier for needing large-scale frock to be positioned is solved, processing cost is greatly reduced, and disclosure satisfy that the required precision that underbody seat processing is stood to ultra-large type.Meanwhile, it can also meet the base processing needs of bigger specification.
Description
Technical field
The present invention relates to the transmission axis hole processing method that ultra-large type founds underbody seat, heavy vertical lathe, heavy gear hobbing can be applied to
Machine etc. needs the lathe and equipment of large-scale transmission system.
Background technology
Ultra-large type founds the critical component that underbody seat is vertical car, and its main function is that positioning is supported to workbench, and is led to
The bull gear transmission power crossed on shaft gear and workbench on base.Because the diameter ring gear of heavy vertical lathe is up to ten
Rice, therefore, the pitch-row between gear ring center hole and shaft gear hole is up to more than 5 meters, when on shaft gear and workbench
The engagement of bull gear gear when, in order to ensure precision, the life-span of motion, it is necessary to the centre-to-centre spacing of strict control therebetween.At present,
Gear ring positioning center hole is all after being machined on large-scale vertical lathe, then upper floor type boring and milling machine or plane milling and boring machine run coordinate processing
Transmission axis hole.Both existing processing methods are as follows：
1）When processing transmission axis hole on floor type boring and milling machine, when base is kept flat, limited by machine tool travel, it is impossible to centering tooth
Enclose positioning center hole position so that can not positioning transmission axis hole Working position.Therefore it is typically that workpiece stands upside down, directly looks for
Coordinate processing transmission axis hole is run after commutating tooth circle positioning center hole.
2）Workpiece is kept flat, is placed on the workbench of digital control plane milling and boring machine, is run after direct centering gear ring positioning center hole
Coordinate processes transmission axis hole.
But, it is more dangerous using first method when base dimensions are larger, it is also desirable to which that large-scale frock is determined
Position, cost is higher.The plane milling and boring machine of super large-scale is then needed using second method, therefore, both approaches are super in processing
All there is bigger difficulty during large-scale vertical lathe base, it is difficult to meet the process requirements that ultra-large type founds underbody seat.
The content of the invention
It is an object of the invention to found technical barrier present in underbody seat processing for ultra-large type, there is provided a kind of easy
Ultra-large type founds the processing method and step of underbody seat, and the high accuracy stood with solving ultra-large type required by underbody seat transmission axis hole is processed
Problem.
The technical solution adopted in the present invention is：In the Tutrning Process of base, close to the cylindrical position of base
Light belt is seen at smart car one, and strict guarantee is shown in that light belt and gear ring positioning center hole are concentric, then survey out this and see the actual straight of light belt
Footpath size.On floor type boring and milling machine during right boring base drive axis hole, base workpiece is lain in the fixed platform of floor type boring and milling machine
On, by strictly controlling transmission axis hole center and seeing the cylindrical distance of light belt, in reaching that control transmission axis hole is positioned with gear ring
Heart hole apart from tolerance.
A kind of ultra-large type described in the present invention founds the transmission axis hole processing method of underbody seat, and it is specific that its technical scheme is included
Step is as follows：
1）In the process at the other positions of smart car base, lower smart car gear ring positioning center hole and light is seen to be once loaded
Band, strict guarantee is shown in light belt with the axiality of gear ring positioning center hole within 0.02 ㎜.
2）The diameter dimension of light belt is shown in actual measurement, and size is handed over into right boring process.
3）Base is flat in the fixed platform of floor type boring and milling machine, transmission axis hole close to floor type boring and milling machine spindle end, and
Right-angle milling head annex for changing major axes orientation is installed on floor type boring and milling machine.
4）According to step 2）In obtain see the cylindrical actual measurement size of light belt and the centre-to-centre spacing size of gear ring positioning center hole,
The center of floor type boring and milling machine right-angle milling head main shaft is corrected, the control floor type boring and milling machine right-angle milling head alignment of shafts to gear ring is positioned
The distance at center is in the defined margin of tolerance.
5）Made allowance is tried after boring transmission axis hole, again clinical detection transmission axis hole and the centre-to-centre spacing of gear ring positioning center hole.
6）According to step 5）Testing result adjustment floor type boring and milling machine milling head main spindle's, right boring transmission axis hole is until reach
It is required that.
Ultra-large type described in the present invention founds the transmission axis hole processing method and step of underbody seat, can be applied not only to middle-size and small-size
The processing of vertical underbody seat, it is important that the machining accuracy to ultra-large type, heavy vertical lathe base plays important guarantee, because overweight
Type founds the diameter ring gear of underbody seat up to more than 10 rice, the machining accuracy pair of the pitch-row between gear ring center hole and shaft gear hole
The quality of vertical car plays vital relation.And processing method proposed by the invention, by using a kind of easy means
And method and step, the problem in the vertical underbody seat processing of ultra-large type is solved, be not only prevent more than 10 rice diameters in the prior art
Base erect the danger of processing, the technical barrier for needing large-scale frock to be positioned also is solved, while greatly lowering
Processing cost, and disclosure satisfy that the required precision that underbody seat processing is stood to ultra-large type and process requirements.More importantly use
The method can process the vertical underbody seat of bigger specification.
Brief description of the drawings
Fig. 1 is understructure sketch；
Fig. 2 is in the prior art to the machining sketch chart of the vertical underbody seat of large, medium and small type；
Fig. 3 founds the machining sketch chart of underbody seat for the ultra-large type described in the present invention；
Fig. 4 founds relative dimensions figure in underbody seat processing for the ultra-large type described in the present invention.
Embodiment
Given by Fig. 1 between the structure diagram of base 1, and the gear ring center hole 2 of base 1 and shaft gear hole 3
Relation.
Fig. 2 is the machining sketch chart for the transmission axis hole 3 for founding underbody seat 1 to large, medium and small type in the prior art.Processed
Vertical underbody seat 1 is vertically disposed in the fixed platform 5 of floor type boring and milling machine 4, with the support base 1 of support frame 6.
Fig. 3 founds the processing placement location schematic diagram of underbody seat for the ultra-large type described in the present invention.Processed vertical underbody seat 1
Horizontal is in the fixed platform 5 of floor type boring and milling machine 4, and the transmission axis hole 3 on base 1 is close to the right angle of the spindle end of floor type boring and milling machine 4
Milling head accessory 7.
Fig. 4 founds relative dimensions figure during underbody seat 1 is processed for the ultra-large type described in the present invention.Wherein, " Φ d " are to see that light belt is real
Survey diameter；" a " is gear ring positioning center hole 2 and the centre-to-centre spacing of transmission axis hole 3；For correction distance.
With reference to Fig. 1~Fig. 4, the transmission axis hole processing method and its step of the vertical underbody seat of ultra-large type below just described in the present invention
Suddenly it is described as follows：
1）First, smart car stand underbody seat 1 other positions, and be once loaded lower smart car gear ring positioning center hole 2 and
See light belt 8, strict guarantee is shown in the surface roughness of light belt 8, sees that the axiality requirement of light belt 8 and gear ring positioning center hole 2 exists
Within 0.02 ㎜.
2）Coordinate with quality testing department, the diameter dimension Φ d for seeing light belt 8 are surveyed using the indirect method of measurement, and size is submitted
Give right boring process.
3）Then, vertical underbody seat 1 is flat in the fixed platform 5 of floor type boring and milling machine, by transmission axis hole 3 close to floor-type milling
The spindle end of boring machine 4, installs the right-angle milling head annex 7 for changing major axes orientation on floor type boring and milling machine 4.
4）According to step 2）In the obtained center carpenters square for seeing the cylindrical actual measurement size Φ d of light belt 8 and gear ring positioning center hole 2
Very little a, the center c of the milling head main shaft of floor type boring and milling machine 4, the control milling head alignment of shafts of floor type boring and milling machine 4 to tooth are corrected with slip gauge
Centrical distance is drawn a circle to approve in the defined margin of tolerance.
5）After made allowance examination boring transmission axis hole 3 is carried out, clinical detection transmission axis hole 3 and gear ring positioning center hole 2 again
Centre-to-centre spacing a.
6）Finally, according to step 5）Testing result adjustment the milling head main spindle's of floor type boring and milling machine 4, the hole of right boring power transmission shaft 3
To reaching requirement.
Because the outside diameter of large-scale vertical lathe base is very big, the diameter for seeing light belt 8 is detected or measured with conventional method
During size Φ d, error is larger.Be this present invention step 2）In, take the error model that can ensure measurement accuracy in permission
Enclose interior indirect measurement method.In fact, no matter using which kind of measuring method（The direct method of measurement or the indirect method of measurement）, have no effect on
The entire content of the method for the invention and step, belongs to protection scope of the present invention.
Claims (3)
1. a kind of ultra-large type founds the transmission axis hole processing method of underbody seat, it is characterised in that：In the Tutrning Process of base,
Seeing light belt at base cylindrical position smart car one, and strict guarantee its see that light belt and gear ring positioning center hole are concentric, then
Survey out the actual diameter size for seeing light belt；On floor type boring and milling machine during right boring base drive axis hole, base workpiece is kept flat
In the fixed platform of floor type boring and milling machine, by controlling transmission axis hole center and seeing the cylindrical distance of light belt, to reach that control is passed
Shaft hole and the distance and tolerance of gear ring positioning center hole；
Described ultra-large type founds the transmission axis hole processing method of underbody seat, and its specific procedure of processing is：
1) in the process of smart car base, lower smart car gear ring positioning center hole and light belt is seen to be once loaded, strict guarantee
See light belt with the axiality of gear ring positioning center hole within 0.02 ㎜；
2) diameter dimension of light belt is shown in actual measurement, and size is handed over into right boring process；
3) base is flat in the fixed platform of floor type boring and milling machine, transmission axis hole is falling close to floor type boring and milling machine spindle end
Right-angle milling head annex for changing major axes orientation is installed on ground milling-boring machine；
4) according to step 2) in obtain see the cylindrical actual measurement size of light belt and the centre-to-centre spacing size of gear ring positioning center hole, correction
The center of floor type boring and milling machine right-angle milling head main shaft, the control floor type boring and milling machine right-angle milling head alignment of shafts to the gear ring centre of location
Distance in the defined margin of tolerance；
5) made allowance is tried after boring transmission axis hole, again clinical detection transmission axis hole and the centre-to-centre spacing of gear ring positioning center hole；
6) according to step 5) testing result adjustment floor type boring and milling machine milling head main spindle's, right boring transmission axis hole until reach will
Ask.
2. the transmission axis hole processing method of underbody seat is found according to the ultra-large type described in claim 1, it is characterised in that described reality
The diameter dimension for seeing light belt is surveyed, is to use the indirect method of measurement.
3. the transmission axis hole processing method of underbody seat is found according to the ultra-large type described in claim 1, it is characterised in that described reality
The diameter dimension for seeing light belt is surveyed, is to use the direct method of measurement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310653112.2A CN104690326B (en) | 2013-12-06 | 2013-12-06 | A kind of ultra-large type founds the transmission axis hole processing method and step of underbody seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310653112.2A CN104690326B (en) | 2013-12-06 | 2013-12-06 | A kind of ultra-large type founds the transmission axis hole processing method and step of underbody seat |
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| Publication Number | Publication Date |
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| CN104690326A CN104690326A (en) | 2015-06-10 |
| CN104690326B true CN104690326B (en) | 2017-07-18 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200967086Y (en) * | 2006-11-16 | 2007-10-31 | 天津现代工程设备制造有限公司 | Vertical lathe/milling machine |
| CN202701887U (en) * | 2012-07-27 | 2013-01-30 | 福建成功机床有限公司 | Novel numerical control vertical lathe base structure |
| KR101323890B1 (en) * | 2013-05-07 | 2013-10-30 | 김영윤 | Turret type vertical lathe and method of control by the same, and bevel gearboxes produced by the same |
-
2013
- 2013-12-06 CN CN201310653112.2A patent/CN104690326B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200967086Y (en) * | 2006-11-16 | 2007-10-31 | 天津现代工程设备制造有限公司 | Vertical lathe/milling machine |
| CN202701887U (en) * | 2012-07-27 | 2013-01-30 | 福建成功机床有限公司 | Novel numerical control vertical lathe base structure |
| KR101323890B1 (en) * | 2013-05-07 | 2013-10-30 | 김영윤 | Turret type vertical lathe and method of control by the same, and bevel gearboxes produced by the same |
Non-Patent Citations (2)
| Title |
|---|
| "三超"零件加工工艺的探讨;常幼荣;《机床》;19900331;第1990年卷(第3期);第27-28页 * |
| 立车底座孔加工工艺分析;金玉东、李岳洲;《机械工人（冷加工）》;20070630;第2007年卷(第6期);第32-33页 * |
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| CN104690326A (en) | 2015-06-10 |
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