CN204135824U - Vertical machining centre Multifunctional main spindle nose - Google Patents
Vertical machining centre Multifunctional main spindle nose Download PDFInfo
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- CN204135824U CN204135824U CN201420487204.8U CN201420487204U CN204135824U CN 204135824 U CN204135824 U CN 204135824U CN 201420487204 U CN201420487204 U CN 201420487204U CN 204135824 U CN204135824 U CN 204135824U
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Abstract
The utility model discloses vertical machining centre Multifunctional main spindle nose, comprise rectangular box, rectangular box is provided with spindle mounting hole and belt pulley installing hole, it is characterized in that: the rear end of described rectangular box is fixed with trapezoidal cabinet, and be made for integral structure, the top of described rectangular box is provided with four locating holes and three knife striking cylinder installing holes, in the chamber of rectangular box, be provided with two cross reinforcings and two walings, two cross reinforcings and two walings are laid in " well " shape and are fixed as one.This vertical machining centre Multifunctional main spindle nose, simple and compact for structure, only need make a wooden model, consumable quantity is little, lightweight simultaneously, good rigidly, install simple and convenient, be applicable to belt-type and direct-connection type vertical machining center simultaneously, reduce production cost, eventually reduce the cost of lathe, meet the demand of different client.
Description
Technical field
The utility model relates to a kind of improvement of vertical machining centre main tapping, belong to numerical control machine tool technique field, a specifically vertical machining centre Multifunctional main spindle nose, is applicable to the main tapping that the vertical machining centre of belt-type and associated mode two kinds of connected modes is general.
Background technology
The spindle nose of vertical machining centre is installed on column, is provided with the installing hole being used for fixing main shaft above, and bottom is provided with the mating surface for being connected with column guide rail, realizes main shaft and moves up and down along vertical shaft and process different workpieces.Therefore spindle nose is the critical component of machining center, requires that spindle nose has very high running accuracy and permanent precision stability.And the rotary motion that spindle nose realizes main shaft has two kinds of kinds of drive: belt transmission and direct-connection transmission.
During due to direct-connection transmission, spindle motor is installed on directly over main shaft, and this just increases the moment of torsion that main tapping bears, very high to the rigid requirements of main tapping.And common belt transmission main tapping cannot bear so large moment of torsion.So two kinds of vertical machining centres of belt transmission and direct-connection transmission use the main tapping of respective different structure respectively for a long time, its weak point is: the main tapping of belt-type and associated mode can not be general, identical two lathe of such parameter is only because the difference of spindle drive mode, just must design two different main tapping, therefore making two wooden model is needed, design cycle is long, consumable quantity is large, and cost is high.
Summary of the invention
The purpose of this utility model is to provide a kind of vertical machining centre Multifunctional main spindle nose, it is simple and compact for structure, only need make a wooden model simultaneously, consumable quantity is little, low cost of manufacture, lightweight, good rigidly, installing simple and flexible, is be applicable to belt-type and the general main tapping of direct-connection type vertical machining center.
In order to reach above object, the technical scheme that the utility model adopts is: this vertical machining centre Multifunctional main spindle nose, comprise rectangular box, spindle mounting hole is provided with at the anterior chamber internal fixtion of rectangular box, belt pulley installing hole is provided with at the top of rectangular box, it is characterized in that: the rear end of described rectangular box is fixed with trapezoidal cabinet, and be made for integral structure, the rear end face of trapezoidal cabinet is provided with the column track mating surface matched with the column shape of vertical machining centre, the front top of described rectangular box is provided with four locating holes, three knife striking cylinder installing holes are provided with at the top, rear end of rectangular box, two cross reinforcings and two walings are provided with in the chamber of rectangular box, two cross reinforcings and two walings are laid in " well " shape and are fixed as one, the two ends of cross reinforcing are separately fixed at two sidewalls in rectangular box chamber, the front end of waling is fixed on the outer wall of spindle mounting hole, the rear end of waling is fixed on the endoceliac aft bulkhead of trapezoidal box.
Described cross reinforcing and waling are provided with lightening hole; The sidewall of described rectangular box is provided with fuel feed hole and belt adjusting hole, and fuel feed hole is connected with spindle mounting hole, and the belt pulley installing hole in rectangular box is connected with belt adjusting hole with the cavity between spindle mounting hole.
The beneficial effects of the utility model are: simple and compact for structure, only need make a wooden model simultaneously, consumable quantity is little, lightweight, good rigidly, installs simple and convenient, be applicable to belt-type and direct-connection type vertical machining center simultaneously, reduce production cost, eventually reduce the cost of lathe, meet the demand of different client; Adopt main tapping described in the utility model, lathe vibrates little when main shaft runs up, good stability, can realize high-speed, high precision processing.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is side view of the present utility model.
Fig. 3 is the sectional view of the utility model along the A-A of Fig. 2.
Structure installment schematic diagram when Fig. 4 is the utility model direct-connection transmission.
Structure installment schematic diagram when Fig. 5 is the utility model belt transmission.
In figure: 1, main tapping; 2, main shaft; 3, directly motor fixing base is tied; 4, shaft coupling; 5, Spindle Motor; 6, knife striking cylinder; 7, belt; 8, knife striking cylinder support; 9, knife striking cylinder seat; 10, Spindle Motor fixed head; 11, motor belt pulley; 12, packing ring; 101, rectangular box; 102, trapezoidal cabinet; 103, spindle mounting hole; 104, cross reinforcing; 105, waling; 106, lightening hole; 107, column track mating surface; 108, belt pulley installing hole; 109, locating hole; 110, knife striking cylinder installing hole; 111, fuel feed hole; 112, belt adjusting hole.
Detailed description of the invention
The utility model is made with reference to Fig. 1, Fig. 2, Fig. 3.This vertical machining centre Multifunctional main spindle nose, comprise rectangular box 101, spindle mounting hole 103 is provided with at the anterior chamber internal fixtion of rectangular box 101, belt pulley installing hole 108 is provided with at the top of rectangular box 101, it is characterized in that: the rear end of described rectangular box 101 is fixed with trapezoidal cabinet 102, and be made for integral structure, the rear end face of trapezoidal cabinet 102 is provided with the column track mating surface 107 matched with the column shape of vertical machining centre, so that the rear end face of trapezoidal cabinet 102 is fixed on the column of vertical machining centre, the front top of described rectangular box 101 is provided with four locating holes 109, this four locating holes 109 and knife striking cylinder support 8 fixing hole or directly tie motor fixing base 3 installing hole and match, so that both knife striking cylinder support 8 can be installed by four locating holes 109, straight knot motor fixing base 3 also can be installed, four locating hole 109 highly versatiles, be convenient for changing, three knife striking cylinder installing holes 110 are provided with at the top, rear end of rectangular box 101, by these three knife striking cylinder installing holes 110, knife striking cylinder 6 can be installed, two cross reinforcings 104 and two walings 105 are provided with in the chamber of rectangular box 101, two cross reinforcings 104 and two walings 105 are laid in " well " shape and are fixed as one, the two ends of cross reinforcing 104 are separately fixed at two sidewalls in rectangular box 101 chamber, the front end of waling 105 is fixed on the outer wall of spindle mounting hole 103, the rear end of waling 105 is fixed on the aft bulkhead in trapezoidal cabinet 102 chamber.
Described cross reinforcing 104 and waling 105 are provided with lightening hole 106, under the prerequisite not affecting intensity, reduce own wt; The sidewall of described rectangular box 101 is provided with fuel feed hole 111 and belt adjusting hole 112, fuel feed hole 111 is connected with spindle mounting hole 103, and the belt pulley installing hole 108 in rectangular box 101 is connected with belt adjusting hole 112 with the cavity between spindle mounting hole 103.
Described rectangular box 101 refers to that horizontal section is rectangular casing, and described trapezoidal cabinet 102 refers to that horizontal section is trapezoidal casing, as Fig. 3.
Main tapping body is made into as integral type structure by rectangular box 101 and trapezoidal cabinet 102, than the pure rectangle structure good rigidly used at present; Two cross reinforcings 104 and two walings 105 are laid in " well " shape and are fixed as one, two walings 105 define similar triangular structure, stressed optimization, structural rigidity is good, lightweight, the requirement of strength under main shaft belt transmission stressing conditions different from direct-connection transmission can be met simultaneously.Main tapping in maximum weighted situation Stress displacement sunykatuib analysis result all within the scope of permissible value.
This vertical machining centre Multifunctional main spindle nose, is applicable to main shaft belt transmission and direct-connection transmission, two kinds of multi-form spindle drive modes.Its mounting structure is respectively:
Direct-connection transmission: as Fig. 4, main shaft 2 is installed in the spindle mounting hole 103 with main tapping 1 inside, straight knot motor fixing base 3 is fixed on four locating holes 109 of main tapping 1, Spindle Motor 5 is installed on straight knot motor fixing base 3, knife striking cylinder 6 is fixed on main tapping 1 knife striking cylinder installing hole 110, main shaft 2 and Spindle Motor 5 are directly tied with shaft coupling 4 and are connected, and realize main shaft direct-connection transmission.
Belt transmission: as Fig. 5, main shaft 2 is installed in the spindle mounting hole 103 of main tapping 1 inside, knife striking cylinder support 8 is fixed on main tapping 1 four locating holes 109, knife striking cylinder seat 9 is arranged on knife striking cylinder support 8, knife striking cylinder 6 is arranged on knife striking cylinder seat 9, Spindle Motor fixed head 10 is fixed on main tapping 1, and Spindle Motor 5 is arranged on Spindle Motor fixed head 10, and motor belt pulley 11 is fixed on the output shaft of Spindle Motor 5 by packing ring 12.Such motor belt pulley 11 and spindle motor 5 run-in synchronism, drive main shaft 2 to rotate by belt 7, realize belt transmission.Moment of torsion and the rotating speed of main shaft can also be regulated within the specific limits by the number of teeth changing spindle pulley 11 simultaneously.
Claims (2)
1. vertical machining centre Multifunctional main spindle nose, comprise rectangular box (101), spindle mounting hole (103) is provided with at the anterior chamber internal fixtion of rectangular box (101), belt pulley installing hole (108) is provided with at the top of rectangular box (101), it is characterized in that: the rear end of described rectangular box (101) is fixed with trapezoidal cabinet (102), and be made for integral structure, the rear end face of trapezoidal cabinet (102) is provided with the column track mating surface (107) matched with the column shape of vertical machining centre, the front top of described rectangular box (101) is provided with four locating holes (109), three knife striking cylinder installing holes (110) are provided with at the top, rear end of rectangular box (101), two cross reinforcings (104) and two walings (105) are provided with in the chamber of rectangular box (101), two cross reinforcings (104) and two walings (105) are laid in " well " shape and are fixed as one, the two ends of cross reinforcing (104) are separately fixed at two sidewalls in rectangular box (101) chamber, the front end of waling (105) is fixed on the outer wall of spindle mounting hole (103), the rear end of waling (105) is fixed on the aft bulkhead in trapezoidal cabinet (102) chamber.
2. vertical machining centre Multifunctional main spindle nose according to claim 1, is characterized in that: described cross reinforcing (104) and waling (105) are provided with lightening hole (106); The sidewall of described rectangular box (101) is provided with fuel feed hole (111) and belt adjusting hole (112), fuel feed hole (111) is connected with spindle mounting hole (103), and the belt pulley installing hole (108) in rectangular box (101) is connected with belt adjusting hole (112) with the cavity between spindle mounting hole (103).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420487204.8U CN204135824U (en) | 2014-08-28 | 2014-08-28 | Vertical machining centre Multifunctional main spindle nose |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420487204.8U CN204135824U (en) | 2014-08-28 | 2014-08-28 | Vertical machining centre Multifunctional main spindle nose |
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| Publication Number | Publication Date |
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| CN204135824U true CN204135824U (en) | 2015-02-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420487204.8U Active CN204135824U (en) | 2014-08-28 | 2014-08-28 | Vertical machining centre Multifunctional main spindle nose |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104148991A (en) * | 2014-08-28 | 2014-11-19 | 山东玉成数控机械制造有限公司 | Multifunctional spindle head for vertical machining center |
-
2014
- 2014-08-28 CN CN201420487204.8U patent/CN204135824U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104148991A (en) * | 2014-08-28 | 2014-11-19 | 山东玉成数控机械制造有限公司 | Multifunctional spindle head for vertical machining center |
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