CN203853553U - Spindle gear speed change mechanism for machining center - Google Patents
Spindle gear speed change mechanism for machining center Download PDFInfo
- Publication number
- CN203853553U CN203853553U CN201420007460.2U CN201420007460U CN203853553U CN 203853553 U CN203853553 U CN 203853553U CN 201420007460 U CN201420007460 U CN 201420007460U CN 203853553 U CN203853553 U CN 203853553U
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- CN
- China
- Prior art keywords
- gear
- spindle
- main shaft
- grade
- speed change
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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.)
- Expired - Fee Related
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Abstract
The utility model relates to the technical field of machine tools, in particular to a spindle gear speed change mechanism for a machining center. The spindle gear speed change mechanism comprises a spindle and a spindle box cover; the spindle box cover is provided with a main motor and a knife loosing air cylinder; the spindle is provided with a blind rivet; the spindle is provided with a spindle front back cap and a spindle front bearing; the spindle is provided with a spindle high-grade gear and a spindle low-grade gear; the spindle is provided with a back bearing; the spindle is provided with a high-grade spline shaft gear and a low-grade spline shaft gear; the spindle is provided with a main motor gear and a gear. By the speed change mechanism, the metal removal rate during heavy cutting is improved, and advanced surface machining capacity at high speed can be guaranteed.
Description
Technical field
The utility model relates to machine tool technology field.
Background technology
Along with manufacturing industrial upgrading, in recent years, mechanical industry requires to have obvious lifting to the efficient and automaticity of Digit Control Machine Tool, by improvement and the lifting of structure of numerically controlled machine-tool device, reduce input, the energy-conservation and maintenance cost of manufacturing cost, and reducing labor strength and mechanical part fault rate, a series of measures such as working (machining) efficiency that improve lathe have become the problem that machine-tool industry is new.
Utility model content
The utility model is at least one defect overcoming described in above-mentioned prior art, and machining center mainshaft gear speed change gear is provided, and this speed change gear improves the metal removal rate of heavy cut, also can guarantee the excellent Machining of Curved Surface ability of essence under high-speed condition.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is:
Machining center mainshaft gear speed change gear is provided, comprise main shaft and main spindle box cover, described main spindle box cover is provided with main motor and loose cutter cylinder, described main shaft is provided with blind rivet, described main shaft is carried on the back cap and main spindle front bearing before main shaft is installed, and described main shaft is provided with the high-grade gear of main shaft and main shaft gear, low shift, and described main shaft is provided with rear bearing, described main shaft is provided with high-grade spline shaft gear and low-grade spline shaft gear, and described main shaft is provided with main motor gear and gear.
Described machining center mainshaft gear speed change gear, its main shaft is provided with dish spring.
Described machining center mainshaft gear speed change gear, its main shaft is provided with pull bar.
Compared with prior art, the beneficial effects of the utility model are:
The beneficial effects of the utility model are, the wheeled spindle drive of relatively traditional monodentate or single infinitely variable speeds spindle drive unit; By the utility model, widened main axis constant power district, main shaft has been realized and within the scope of 10～5000rpm, carried out stepless speed regulation; The metal removal rate that improves heavy cut, also can guarantee the excellent Machining of Curved Surface ability of essence under high-speed condition.
Accompanying drawing explanation
Fig. 1 is the utility model specific embodiment structural representation.
The specific embodiment
Below in conjunction with the specific embodiment, the utility model is further described.Wherein, accompanying drawing is only for exemplary illustration, expression be only schematic diagram, but not pictorial diagram can not be interpreted as the restriction to this patent; For embodiment of the present utility model is described better, some parts of accompanying drawing have omission, zoom in or out, and do not represent the size of actual product; For a person skilled in the art, in accompanying drawing some known configurations and explanation thereof may to omit be understandable.
The corresponding same or analogous parts of same or analogous label in the accompanying drawing of the utility model embodiment, in description of the present utility model, it will be appreciated that, if have term " on ", D score, " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of indications such as " outward " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore the term of describing position relationship in accompanying drawing is only for exemplary illustration, can not be interpreted as the restriction to this patent.
Be illustrated in figure 1 the utility model machining center mainshaft gear speed change gear, mainly comprise by main spindle box cover 1, main motor 2, main motor gear 3, gear 4, high-grade spline shaft gear 5, low-grade spline shaft gear 6, pine cutter cylinder 7, pull bar 8, rear bearing 9, dish spring 10, the high-grade gear 11 of main shaft, the low-grade gear 12 of main shaft, main shaft back of the body cap 13, main spindle front bearing 14, main shaft 15, blind rivet 16, comprise main shaft 15 and main spindle box cover 1, described main spindle box cover 1 is provided with main motor 2 and loose cutter cylinder 7, described main shaft 15 is provided with blind rivet 16, described main shaft 15 is carried on the back cap 13 and main spindle front bearing 14 before main shaft is installed, described main shaft 15 is provided with the high-grade gear 11 of main shaft and main shaft gear, low shift 12, described main shaft 15 is provided with rear bearing 9, described main shaft 15 is provided with high-grade spline shaft gear 5 and low-grade spline shaft gear 6, described main shaft 15 is provided with main motor gear 3 and gear 4.Its main shaft 15 is provided with dish spring 10.Its main shaft 15 is provided with pull bar 8.
The processing range of Digit Control Machine Tool is very wide, and technological ability is strong, so its main transmission requires larger speed adjustable range and higher maximum speed, to obtain best cutting speed under various machining conditions, thereby meets the requirement of machining accuracy, productivity ratio.The main motion of Modern NC Machine Tool extensively adopts variable transmission, with ac adjustable speed motor, drives.
The cutting force of high pulling torque output during in order to ensure machining center low speed, main transmission of the present utility model transfers torque on main motor gear 3 by key piece by exchanging the servo main motor of AC, by gear 4, make primary speed-down, by gear mesh 6 and 12, realize main shaft low grade again, or realize main shaft at a high speed by gear mesh 5 and 11.Therefore widened main axis constant power district, main shaft has been realized and within the scope of 10～5000rpm, carried out stepless speed regulation.Main shaft bearing adopts angular contact bearing, and the good limit speed of precision is high.The loose cutter pressurized cylinder 7 that the action of main shaft pine broaching tool is produced by Taiwan completes, and pneumatic cylinder body is processed through dura mater, and wear-resisting, good heat dissipation is aesthetic in appearance; The low energy, low cost, installs easily, easy to maintenance; Use lower air pressure to transfer high oil pressure to.By the utility model, thereby the metal removal rate of raising heavy cut also can guarantee the excellent Machining of Curved Surface ability of essence under high-speed condition.
The utility model solves the technical scheme that its technical problem adopts: at numerical control machining center main spindle box body running part, design and improve; This mainshaft gear speed change gear is mainly comprised of main spindle box cover 1, main motor 2, main motor gear 3, gear 4, high-grade spline shaft gear 5, low-grade spline shaft gear 6, loose cutter cylinder 7, pull bar 8, rear bearing 9, dish spring 10, the high-grade gear 11 of main shaft, the low-grade gear 12 of main shaft, main shaft back of the body cap 13, main spindle front bearing 14, main shaft 15, blind rivet 16 and pneumatic system and hydraulic system.Main shaft is provided with height, and low two grades of speed changes, by the electric signal that provides.After signal sends, change-speed gearing is driven by hydraulic jack, to realize fluid drive.There are collision block and travel switch in the piston rod end of speed change oil cylinder, is used for sending high and low shift signal.Hydraulic system is mainly used in the conversion of main shaft high and low shift, and magnetic valve switches on power, and cylinder movement is realized high-grade, and another magnetic valve switches on power, and is converted to and keeps out.
The utility model machining center mainshaft gear speed change gear is mainly comprised of main spindle box cover 1, main motor 2, main motor gear 3, gear 4, high-grade spline shaft gear 5, low-grade spline shaft gear 6, loose cutter cylinder 7, pull bar 8, rear bearing 9, dish spring 10, the high-grade gear 11 of main shaft, the low-grade gear 12 of main shaft, main shaft back of the body cap 13, main spindle front bearing 14, main shaft 15, blind rivet 16 and pneumatic system and hydraulic system.
Obviously, above-described embodiment of the present utility model is only for the utility model example is clearly described, and is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without also giving all embodiments.All any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in the protection domain of the utility model claim.
Claims (3)
1. machining center mainshaft gear speed change gear, it is characterized in that, comprise main shaft and main spindle box cover, described main spindle box cover is provided with main motor and loose cutter cylinder, and described main shaft is provided with blind rivet, and described main shaft is carried on the back cap and main spindle front bearing before main shaft is installed, described main shaft is provided with the high-grade gear of main shaft and main shaft gear, low shift, described main shaft is provided with rear bearing, and described main shaft is provided with high-grade spline shaft gear and low-grade spline shaft gear, and described main shaft is provided with main motor gear and gear.
2. machining center mainshaft gear speed change gear according to claim 1, is characterized in that, described main shaft is provided with dish spring.
3. machining center mainshaft gear speed change gear according to claim 1, is characterized in that, described main shaft is provided with pull bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420007460.2U CN203853553U (en) | 2014-01-06 | 2014-01-06 | Spindle gear speed change mechanism for machining center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420007460.2U CN203853553U (en) | 2014-01-06 | 2014-01-06 | Spindle gear speed change mechanism for machining center |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203853553U true CN203853553U (en) | 2014-10-01 |
Family
ID=51603432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420007460.2U Expired - Fee Related CN203853553U (en) | 2014-01-06 | 2014-01-06 | Spindle gear speed change mechanism for machining center |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203853553U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110091202A (en) * | 2018-01-28 | 2019-08-06 | 漳州东刚精密机械有限公司 | A kind of high-precision and high-power gearhead |
-
2014
- 2014-01-06 CN CN201420007460.2U patent/CN203853553U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110091202A (en) * | 2018-01-28 | 2019-08-06 | 漳州东刚精密机械有限公司 | A kind of high-precision and high-power gearhead |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141001 Termination date: 20160106 |