CN104190957A - Cutter disc spindle head - Google Patents
Cutter disc spindle head Download PDFInfo
- Publication number
- CN104190957A CN104190957A CN201410274920.2A CN201410274920A CN104190957A CN 104190957 A CN104190957 A CN 104190957A CN 201410274920 A CN201410274920 A CN 201410274920A CN 104190957 A CN104190957 A CN 104190957A
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- Prior art keywords
- main shaft
- flange
- annular
- annulus
- bearing bracket
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/70—Stationary or movable members for carrying working-spindles for attachment of tools or work
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/08—Protective coverings for parts of machine tools; Splash guards
- B23Q11/0883—Protective coverings for parts of machine tools; Splash guards for spindles, e.g. for their bearings or casings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q2220/00—Machine tool components
- B23Q2220/006—Spindle heads
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Abstract
The invention provides a cutter disc spindle head. The cutter disc spindle head comprises a box body, a cutter disc flange, a cutter disc and a front end cover. The box body is horizontally provided with a main shaft. The cutter disc flange is fixedly arranged at the front end of the main shaft. The cutter disc is fixedly arranged on the cutter disc flange. The front end cover is fixedly arranged at the front end of the box body, and can rotate relative to the main shaft. The main shaft is sleeved with the front end cover. A first rotating clearance is arranged between the cutter disc flange and the front end cover. An annular mounting cavity is formed in the end, opposite to the front end cover, of the cutter disc flange. The annular mounting cavity surrounds the main shaft. An opening of the annular mounting cavity faces the front end cover, and the annular mounting cavity is communicated with the first rotating clearance. An annular flow guide groove is formed in the front end cover and surrounds the main shaft. The annular flow guide groove partly extends into the annular mounting cavity, and an opening of the annular flow guide groove corresponds to the first rotating clearance. When cutting oil impurities for cooling the cutter disc flow into the first rotating clearance, the cutting oil impurities are received by the annular flow guide groove, are guided into the lower portion of the first rotating clearance, and then flow out, and therefore the phenomenon that cutting oil passes through a rotating gap between the main shaft and the front end cover and enters the interior of a bearing can be prevented, bearing abrasion can slow down, and the service life of the bearing is prolonged.
Description
Technical field
The present invention relates to a kind of cutter spindle head, belong to inside diameter slicer cutter spindle head apparatus technical field.
Background technology
For the slice processing of hard and crisp permanent-magnet material bar, on inside diameter slicer, complete at present.Exactly, cut bar is positioned at by binding agent in the plate plane of stack components, the stack components of inside diameter slicer realizes the location of bar cutting, the blade of disc-shaped is arranged on the cutterhead endoporus being arranged on inside diameter slicer main shaft, blade two sides adhesion on inside diameter slicer has diamond dust, completes the cutting to bar with High Rotation Speed.In section when operation, motor with by the rotating main shaft one end interlock being arranged in main spindle box of bearing, and further drive and be arranged on the cutterhead High Rotation Speed of main shaft other end end, thereby complete the cutting to bar.
The main spindle box of prior art as shown in Figure 1, comprise the first casing 101, two ends are separately by two rotating the first main shafts 103 that are arranged in the first casing 101 of clutch shaft bearing 102, one end of the first main shaft 103 is provided with first belt pulley 107 that can coordinate with motor interlock by driving-belt, the other end is provided with first conical head 104 that can achieve a fixed connection by cutterhead flange and cutterhead, also be installed with respectively the first drive end bearing bracket 105 and the first rear end cap 106 in the rear and front end of the first casing 1, the first drive end bearing bracket 105 and the first rear end cap 106 have the manhole passing for the first main shaft 103, the inwall of manhole and the first main shaft 103 have minim gap between the outer wall of manhole part.
The defect of above-mentioned prior art is: be arranged on the cutterhead of the above-mentioned other end of the first main shaft 103 cutting bar when work, need to spray cutting oil to reduce cutter temperature, and knife cutting bar can produce granule foreign, mix and have the cutting oil of granule foreign easily to enter into the above-mentioned minim gap between the first drive end bearing bracket 105 and the first main shaft 103 from the gap between cutterhead flange and the first drive end bearing bracket 105, and along with the rotation of the first main shaft 103 continues diffusion inwards, finally can enter into clutch shaft bearing 102 inside.Because particulate contamination has certain hardness, it can accelerate the wearing and tearing of clutch shaft bearing 102 along with cutting oil enters into behind clutch shaft bearing 102 inside, reduces its service life; Clutch shaft bearing 102 after wearing and tearing is easily loosening, can not ensure the exact position of the first main shaft 103, thereby affects the precision of cutterhead cutting bar; And granule foreign also can produce noise, aggravating working environment after entering clutch shaft bearing 102.
Summary of the invention
Therefore, the technical problem to be solved in the present invention is to overcome in prior art and at casing front end, drive end bearing bracket is set merely and cannot stops to mix and have the cutting oil of particulate contamination to enter into from the minim gap between drive end bearing bracket and main shaft that bearing is inner accelerates bearing wear, so that affect the technological deficiency of cutterhead cutting bar precision, thereby provide a kind of can stop to mix have the cutting oil of granule foreign to enter into bearing inside, thereby avoid the cutter spindle head of bearing wear.
For this reason, the invention provides a kind of cutter spindle head, comprise the casing that is horizontally installed with main shaft, be fixedly mounted on the cutterhead flange of described front-end of spindle, be fixedly mounted on the cutterhead on described cutterhead flange, and the drive end bearing bracket that is set in described main shaft outside that is fixedly installed on described casing front end and can rotates relative to described main shaft, between described cutterhead flange and described drive end bearing bracket, there is the first running clearance, described cutterhead flange one end relative with described drive end bearing bracket is provided with around described main shaft, the annular installation cavity that opening is communicated with towards described drive end bearing bracket and with described the first running clearance, described drive end bearing bracket is provided with around described main shaft, part stretches into described annular installation cavity and the opening annular diversion trench corresponding with described the first running clearance.
The sealing ring that described annular diversion trench is axially fixed in the annular flange flange on described front end face and is fixed on described annular flange flange end by the front end face of described drive end bearing bracket, along described main shaft forms, described annular flange flange and the equal turning set of described sealing ring are connected on described main shaft, and described sealing ring is positioned at the inside of described annular installation cavity.
The described annular installation cavity inwall of the circumferential outer edge of described sealing ring and corresponding position is pressed close to arrange.
Between described sealing ring and described annular installation cavity inwall, form the second running clearance, between described cutterhead flange and described spindle outer wall, form water conservancy diversion gap, described the second running clearance is communicated with described the first running clearance and described water conservancy diversion gap respectively, described water conservancy diversion gap is communicated with the internal ring wall of described annular flange flange, and the described internal ring wall bottom of described annular flange flange is provided with the first outlet.
Also comprise the oily part of the first gear that is arranged on described the second running clearance and described water conservancy diversion gap connectivity part, the inwall socket of the oily part of described the first gear is fixed on described spindle outer wall, outer wall and the described drive end bearing bracket of the oily part of described the first gear are rotatably connected, and described first keeps off oily part has for stoping greasy dirt to enter be rotatably assorted first oil baffle structure at position of first of described main shaft and described drive end bearing bracket from described the second running clearance or described water conservancy diversion gap.
The oily part of described the first gear stretches in described annular installation cavity, form diversion cavity with described cutterhead flange, described diversion cavity is communicated with respectively with described the second running clearance and described water conservancy diversion gap, and described the first oil baffle structure is described diversion cavity at described the second running clearance, described water conservancy diversion gap and described the first inwall being rotatably assorted between position.
The oily part of described the first gear comprises the first annulus that is fixed by socket on described spindle outer wall and is rotatably connected with described drive end bearing bracket, and the second annulus being fixedly connected with described the first annulus, the internal diameter of described the second annulus is greater than the internal diameter of described the first annulus, described the second annulus inserts in described annular installation cavity and the described internal ring wall of outer wall and described annular flange flange is rotatably connected, described the first oil baffle structure is for being positioned at described the second running clearance, described water conservancy diversion gap and described first ledge structure that is connected described the first annulus and described the second annulus between position that is rotatably assorted.
Between the front end of the oily part of described the first gear and described sealing ring, form the gap being communicated with the internal ring wall of described annular flange flange.
Also comprise with the oily part of described the first gear and be socketed in side by side the oily part of the gear of second on described spindle outer wall, described the second gear outer wall of oily part and the inwall of described drive end bearing bracket are rotationally connected, and the second greasy dirt that is rotatably assorted position that the oily part of described the second gear has described the first oily part of gear of prevention and described drive end bearing bracket enters the second oil baffle structure of described rear-end of spindle.
Described the second oil baffle structure comprises the second annular diversion trench on the rear end face relative with described front end face that is arranged on described drive end bearing bracket, and being arranged on the second outlet of described the second annular diversion trench bottom, described the second annular diversion trench and described second position that is rotatably assorted is communicated with.
The oily part of described the second gear comprises the 3rd annulus that is fixed by socket on described spindle outer wall and is rotatably connected with described drive end bearing bracket, and the 4th annulus being fixedly connected with described the 3rd annulus, the internal diameter of described the 4th annulus is greater than the internal diameter of described the 3rd annulus, described the 4th annulus inserts in described the second annular diversion trench and the inwall of outer wall and described the second annular diversion trench is rotatably connected, and described the second oil baffle structure is the ledge structure that connects described the 3rd annulus and described the 4th annulus.
Described box back is provided with rear end cap, described rear-end of spindle is fixed with belt pulley, on the described rear end cap end face relative with described belt pulley, coordinate respectively the dustproof groove and the dustproof flange that are provided with around described main shaft, the end of described dustproof flange is positioned at described dustproof groove.
Tank ends offers respectively for bearings mounted tubular cavity, is wherein being positioned at the tubular cavity of casing front end, through on the main shaft of above-mentioned tubular cavity, is socketed front clutch shaft bearing, front the second bearing are installed side by side from front to back; The laminating of the interior ring inwall of front clutch shaft bearing and front the second bearing and the outer wall of main shaft contacts, and is arranged with front inner split ring on spindle outer wall between two interior rings, and the axial two ends of front inner split ring contact with the opposite end of above-mentioned two interior rings respectively; The outer shroud outer wall of front clutch shaft bearing and front the second bearing contacts with above-mentioned tubular cavity inner wall, and main shaft outer cover between two outer shrouds is provided with front outer spacer ring, and the axial two ends of front outer spacer ring contact with the opposite end of two outer shrouds respectively; Two outer shroud inwalls of front clutch shaft bearing and front the second bearing all inclinedly open towards the opposite end direction of front clutch shaft bearing and front the second bearing, and front inner split ring is less than front outer spacer ring along the axial width of main shaft along the axial width of main shaft.
A kind of cutter spindle head of the present invention has the following advantages:
1. a kind of cutter spindle head of the present invention, be fixedly installed cutterhead flange at front-end of spindle, on cutterhead flange, be fixedly installed cutterhead, between cutterhead flange and drive end bearing bracket, there is the first running clearance, be provided with the annular installation cavity being communicated with towards drive end bearing bracket and with the first running clearance around main shaft, opening in cutterhead flange and relative one end of drive end bearing bracket, on drive end bearing bracket, be provided with around main shaft, part stretches into above-mentioned annular installation cavity and the opening annular diversion trench corresponding with the first running clearance; By above-mentioned setting, when the cutting oil with granule foreign used when cooling cutterhead or other impurity are flowed into from above-mentioned the first running clearance, entering into main shaft and drive end bearing bracket in relative rotation before gap, just received by above-mentioned annular diversion trench, and flow out the bottom that is guided to the first running clearance, thereby can prevent that cutting oil with the granule foreign rotation gap between main shaft and drive end bearing bracket from entering into bearing inside, thereby can prevent or slow down bearing wear, extend bearing service life, the long-term precision that also can not affect cutterhead cutting bar that uses.
2. a kind of cutter spindle head of the present invention, the sealing ring that above-mentioned annular diversion trench is axially fixed in the annular flange flange on front end face and is fixed on annular flange flange end by the front end face of drive end bearing bracket, along main shaft forms; Wherein the equal turning set of annular flange flange and sealing ring is connected on main shaft, and sealing ring is positioned at the inside of annular installation cavity, above-mentionedly be arranged so that annular diversion trench is around whole main shaft circumference, and openend is greater than the first running clearance, the cutting oil with granule foreign entering from any orientation of the first running clearance or other impurity all can be collected into annular diversion trench, and water conservancy diversion goes out, avoid contacting with bearing.
3. a kind of cutter spindle head of the present invention, be fixedly installed under the prerequisite that the annular installation cavity on main shaft can rotate relative to sealing ring in realization, sealing ring and annular installation cavity are set and press close to arrange, avoid as far as possible flowing into the second running clearance that cutting wet goods impurity in annular diversion trench crosses between sealing ring and installation cavity and continue to enter inwards, between cutterhead flange and spindle outer wall, be formed with water conservancy diversion gap, water conservancy diversion gap and the second running clearance, the first running clearance is communicated with, and water conservancy diversion gap is communicated with the internal ring wall that bottom is provided with the annular flange flange of the first outlet, both made a small amount of cutting oil cross the second running clearance, it is under the guide functions in water conservancy diversion gap, can flow to internal ring wall and/or the spindle outer wall of annular flange flange, and flow to cutting oil impurity on spindle outer wall in the time that main shaft rotates, can be thrown toward the internal ring wall of annular flange flange, because annular flange flange is fixed on drive end bearing bracket, it does not rotate, the cutting wet goods impurity that flow to or got rid of on annular flange flange internal ring wall can flow downward along internal ring wall gradually under the effect of gravity, through the first outlet, finally flow out from the bottom of the first running clearance.
4. a kind of cutter spindle head of the present invention, also comprise the first gear oil part, it is arranged on the connectivity part in the second running clearance and water conservancy diversion gap, the inwall of the oily part of the first gear is fixedly sleeved on the outer wall of main shaft, the cutting oil that prevents from entering into water conservancy diversion gap further towards the direction of rear-end of spindle near bearing, outer wall and the drive end bearing bracket of the oily part of the first gear are rotatably connected, and there is first first oil baffle structure at position that is rotatably assorted that stops cutting wet goods impurity to enter into relatively rotate between main shaft and drive end bearing bracket, thereby further stop entering of cutting wet goods impurity.
5. a kind of cutter spindle head of the present invention, the first gear oil part is set to be extend in above-mentioned annular installation cavity, form diversion cavity with cutterhead flange, diversion cavity is communicated with respectively with the second running clearance, water conservancy diversion gap, it is at the second running clearance, water conservancy diversion gap and above-mentioned the first inwall being rotatably assorted between position that above-mentioned oil baffle structure is set, thus first position that is rotatably assorted that entry deterrence further enters towards the direction of rear-end of spindle that main shaft and end cap relatively rotate to the cutting oil in water conservancy diversion gap.
6. a kind of cutter spindle head of the present invention, the first gear oil part is set and comprises the first annulus that is fixed by socket on spindle outer wall and is rotatably connected with drive end bearing bracket, and the second annulus being fixedly connected with the first annulus, the internal diameter of the second annulus is greater than the internal diameter of the first annulus, the second annulus inserts in annular installation cavity and the inwall of outer wall and annular flange flange is rotatably connected, and the first oil baffle structure is the ledge structure that is connected the first annulus and the second annulus being rotatably assorted between position in the second running clearance, water conservancy diversion gap and first.Above-mentioned setting not only can entry deterrence enters to the cutting wet goods impurity in water conservancy diversion gap first position that is rotatably assorted relatively rotating between main shaft and drive end bearing bracket, can also be in the time that main shaft rotates, cutting oil on the miscellaneous part that is positioned at spindle outer wall or be fixedly connected with main shaft is thrown out to along main shaft radial direction on the internal ring wall of annular flange flange, because annular flange flange is not rotated and bottom is provided with the first outlet, the cutting oil being got rid of on annular flange flange internal ring wall flows downward and finally discharges and flow away through the first outlet under the effect of gravity.The internal diameter that the second annulus is set is greater than the internal diameter of the first annulus, can also be by cutting oil the direction guiding towards front-end of spindle, increase it towards the flow path of main shaft portion that bearing is installed, make it as far as possible away from the main shaft portion that bearing is installed.
7. a kind of cutter spindle head of the present invention, arrange between the front end of the first gear oil part and sealing ring and form the gap being communicated with the internal ring wall of annular flange flange, sealing ring is fixed in annular flange flange, after the first gear oil part forms with annular flange flange the gap being communicated with internal ring wall, after the cutting oil being thrown away by the second annulus openend enters into above-mentioned gap, build up, be more easily directed to and discharge through the first outlet downwards under the effect of gravity.
8. a kind of cutter spindle head of the present invention, also comprise with the first gear oil part and be socketed in side by side the oily part of the gear of second on spindle outer wall, the second gear outer wall of oily part and the inwall of drive end bearing bracket are rotationally connected, and the second greasy dirt that is rotatably assorted position that the oily part of the second gear has prevention the first oily part of gear and drive end bearing bracket enters the second gear oil machine structure of rear-end of spindle; Through above-mentioned heavy stopping, if still there is the cutting oil impurity of minute quantity can enter into the position that is rotatably assorted of second between the first gear oil part and drive end bearing bracket, the second gear oil part is set and can stops that this small amount of cutting oil impurity continues to enter inwards, thereby thoroughly stop and enter into bearing inside with the cutting oil of granule foreign along spindle outer wall, avoid damaging bearing.
9. a kind of cutter spindle head of the present invention, the second oil baffle structure is set and comprises the second annular diversion trench being located on the rear end face that drive end bearing bracket is relative with described front end face, and be located at the second annular diversion trench bottom second outlet, the second annular diversion trench and second position that is rotatably assorted is set to be communicated with, enter into second and be rotatably assorted the minute quantity cutting oil impurity at position through the guide functions of the second annular diversion trench, under the effect of gravity, discharge through the second outlet that is located at the second annular diversion trench bottom, thereby thoroughly the second cutting oil that is rotatably assorted position is removed clean.
10. a kind of cutter spindle head of the present invention, the second gear oil part is set and comprises the 3rd annulus that is fixed by socket on spindle outer wall and is rotatably connected with drive end bearing bracket, and the 4th annulus being fixedly connected with the 3rd annulus, the internal diameter of the 4th annulus is greater than the internal diameter of the 3rd annulus, the 4th annulus inserts in the second annular diversion trench and the inwall of outer wall and the second annular diversion trench is rotatably connected, and the second oil baffle structure is the ledge structure that connects the 3rd annulus and the 4th annulus; Above-mentioned ledge structure not only can stop the second cutting oil impurity that is rotatably assorted position to continue to move towards the direction of rear-end of spindle, can also be in the time that main shaft rotates, under the effect of centrifugal force, guide cutting oil impurity to enter the second annular diversion trench, thereby had the second exit position of the second annular diversion trench to discharge.The internal diameter that the 4th annulus is set is in addition greater than the internal diameter of the 3rd annulus, is the direction guiding towards front-end of spindle equally by cutting oil, increases it towards the mobile distance of the main shaft portion that bearing is installed, and makes it as far as possible away from the main shaft portion that bearing is installed.
11. a kind of cutter spindle heads provided by the invention, also be provided with rear end cap at box back, be provided with belt pulley in rear-end of spindle, on the rear end cap end face relative with belt pulley, coordinate respectively the dustproof groove and the dustproof flange that are provided with around main shaft, the end of dustproof flange is positioned at dustproof groove, rear-end of spindle is away from cutterhead, cutting wet goods impurity is less, thereby be enough to stop that by the mode that adopts above-mentioned dustproof groove to match with dustproof flange general impurity enters, thereby keep machine intimate cleaning, not corroded by impurity near the bearing of rear-end of spindle, thereby reduce wear.
Brief description of the drawings
Fig. 1 is the structural representation of main spindle box in prior art.
Fig. 2 is the overall structure schematic diagram of main spindle box in embodiment 1.
Fig. 3 is the vertical section schematic diagram of Fig. 2.
Fig. 4 is the cross-section structure enlarged diagram of A part in Fig. 3.
Fig. 5 is the cross-section structure enlarged diagram of D part in Fig. 3.
The combining structure schematic diagram of main shaft, cutterhead flange, sealing ring, drive end bearing bracket and the oily part of the first gear in Fig. 6 embodiment 2.
Fig. 7 is the cross-section structure enlarged diagram of B part in Fig. 6.
Fig. 8 is the overall structure schematic diagram of the front end face of drive end bearing bracket in Fig. 6.
Fig. 9 is the perspective view of the oily part of the first gear in Fig. 6.
Figure 10 is the combining structure schematic diagram of main shaft in embodiment 3, the second oily part of gear and drive end bearing bracket.
Figure 11 is the cross-section structure enlarged diagram of C part in Figure 10.
Figure 12 is the overall structure schematic diagram of the rear end face of drive end bearing bracket in Figure 10.
Figure 13 is the perspective view of the oily part of the second gear in Figure 10.
In figure: 101-the first casing, 102-clutch shaft bearing, 103-the first main shaft, 104-conical head, 105-the first drive end bearing bracket, 106-the first rear end cap, 107-the first belt pulley;
1-main spindle box, 2-casing, 20-upper cover, 21-drive end bearing bracket, 22-the second annular diversion trench, 23-the second opening, 24-rear end cap, the 25-groove that prevents dust, 3-main shaft, 31-conical head, 32-screwed hole, 4-cutterhead flange, 41-the first running clearance, 42-annular installation cavity, 43-bellmouth, 44-bolt, 45-gland, 5-annular diversion trench, 51-annular flange flange, 52-sealing ring, 53-the second running clearance, 54-water conservancy diversion gap, 55-first exports, 56-diversion cavity, 6-first keeps off oily part, 61-the first annulus, 62-the second annulus, 7-second keeps off oily part, 71-the 3rd annulus, 72-the 4th annulus, 8-belt pulley, the 81-flange that prevents dust, 9-cutterhead,
Front the first locking nut of 01-, front the second locking nut of 02-, hold-down ring before 03-, inner split ring before 04-, outer spacer ring before 05-, front the second bearing of 06-, clutch shaft bearing before 07-, 08-adjustment ring, 09-internal end cover; The first locking nut after 011-, the second locking nut after 021-, hold-down ring after 031-, inner split ring after 041-, outer spacer ring after 051-, the second bearing after 061-, clutch shaft bearing after 071-.
Detailed description of the invention
Below in conjunction with accompanying drawing, a kind of cutter spindle head provided by the invention is described in further detail.
embodiment 1
The present embodiment provides a kind of cutter spindle head, as in Figure 2-4, comprise the main spindle box 1 that is horizontally installed with main shaft 3, be fixedly mounted on the cutterhead flange 4 of main shaft 3 front ends, be fixedly mounted on the cutterhead 9 on cutterhead flange 4, the drive end bearing bracket 21 that is set in main shaft 3 outsides that is fixedly installed on casing 2 front ends and can rotates relative to main shaft 3, the rear end cap 24 that is set in main shaft 3 outsides that is fixedly mounted on casing 2 rear ends and can rotates relative to main shaft 3, and be arranged on main shaft 3 and stretch out the belt pulley 8 that casing 2 rear end parts rotate for driving main shaft 3.
Main spindle box 1 comprises that horizontal two ends offer for the casing 2 of bearings mounted tubular cavity and cover the upper cover 20 at casing 2 upper opening places.
As shown in Figure 4, between cutterhead flange 4 and drive end bearing bracket 21, there is the first running clearance 41, one end that cutterhead flange 4 is relative with drive end bearing bracket 21 is provided with the annular installation cavity 42 being communicated with towards drive end bearing bracket 21 and with the first running clearance 41 around main shaft 3, opening, and drive end bearing bracket 21 is provided with around main shaft 3, part and stretches into annular installation cavity 42 and the opening annular diversion trench 5 corresponding with the first running clearance 41.When the cutting oil that cooling cutterhead is used or other impurity flow into from above-mentioned the first running clearance 41, entering into main shaft 3 and drive end bearing bracket 21 in relative rotation before gap, just received by above-mentioned annular diversion trench 5, and flow out from the bottom of the first running clearance 41, thereby prevent that cutting oil with the granule foreign rotation gap between main shaft 3 and drive end bearing bracket 21 from entering into bearing inside, thereby the bearing wear that can prevent or slow down, extend bearing service life, long-term use can not affect the precision of cutterhead cutting bar.
The sealing ring 52 that described annular diversion trench 5 is axially fixed in the annular flange flange 51 on described front end face and is fixed on described annular flange flange 51 ends by the front end face of described drive end bearing bracket 21, along described main shaft 3 forms, described annular flange flange 51 is located at described main shaft 3 outsides with the equal turning set of described sealing ring 52, and described sealing ring 52 is positioned at the inside of described annular installation cavity 42.Above-mentioned sealing ring 52 can be flexible sealing material, presses close to arrange with the inwall of annular installation cavity 42; Also can be hard material, can realize goal of the invention as long as can form above-mentioned annular diversion trench 5 with the front end face of drive end bearing bracket 21 and annular flange flange 51.Above-mentionedly be arranged so that annular diversion trench 5 is around whole main shaft 3 circumference, and the opening that makes annular diversion trench 5 is greater than the first running clearance 41, thereby ensure that the cutting oil or other impurity that are entered by any orientation of the first running clearance 41 all can be collected in annular diversion trench 5, and water conservancy diversion is gone out, avoid contacting with bearing with the cutting oil of granule foreign, thereby can avoid bearing wear.
Described sealing ring 52 is pressed close to arrange with described annular installation cavity 42 inwalls, and with its formation the second running clearance 53, between described cutterhead flange 4 and described main shaft 3 outer walls, form water conservancy diversion gap 54, described the second running clearance 53 is communicated with described the first running clearance 41 and described water conservancy diversion gap 54 respectively, described water conservancy diversion gap 54 is communicated with the internal ring wall of described annular flange flange 51, and the described internal ring wall bottom of described annular flange flange 51 is provided with the first outlet 55.Both made a small amount of cutting oil impurity cross the second running clearance 42, it is under the guide functions in water conservancy diversion gap 54, can flow to the internal ring wall of annular flange flange 51, or in the time that main shaft 3 rotates, be thrown toward the internal ring wall of annular flange flange 51, because annular flange flange 51 is fixed on drive end bearing bracket 21, do not rotate, the cutting wet goods impurity that flow to or got rid of on annular flange flange 51 internal ring walls can flow downward along internal ring wall gradually under the effect of gravity, through the first outlet 55, finally flow out from the bottom of the first running clearance 41.
As shown in Figure 4, cutterhead flange 4 is provided with bellmouth 43, and main shaft 3 ends are provided with and can coordinate the conical head 31 that inserts above-mentioned bellmouth 43, and bellmouth 43 coordinates with conical head 31 after grafting, can ensure the center-aligned of cutterhead flange 4 and main shaft 3; Conical head 31 ends are provided with screwed hole 32, and gland 45 is provided with through hole, and bolt 44 is spirally connected fixingly through being located on gland 45 through hole and screwed hole 32, and gland 45 is pressed on cutterhead flange 4, thereby realize being fixedly connected with of cutterhead flange 4 and main shaft 3.
Cutterhead flange 4 is provided with multiple screwed holes, on cutterhead 9, coordinates and is provided with multiple through holes, and bolt is threaded with the screwed hole being located on cutterhead flange 4 through the through hole being positioned on cutterhead 9, thereby cutterhead 9 is fixed on cutterhead flange 4.The screwed hole arranging on cutterhead flange 4 is corresponding with the lead to the hole site arranging on cutterhead 9, and in the time that cutterhead 9 is fixed on cutterhead flange 4, can realize the center of cutterhead 9 and the center-aligned of cutterhead flange 4.
As shown in Figure 3-4, casing 2 two ends offer respectively for bearings mounted tubular cavity, wherein at the tubular cavity that is positioned at casing 2 front ends, through on the main shaft 3 of above-mentioned tubular cavity, socket is provided with front clutch shaft bearing 07, front the second bearing 06, front hold-down ring 03 and by being arranged on front the first locking nut 01 and front the second locking nut 02 on main shaft 3 with the external screw thread threaded engagement being located on main shaft 3 side by side from front to back.The laminating of the interior ring inwall of front clutch shaft bearing 07 and front the second bearing 06 and the outer wall of main shaft 3 contacts, and is arranged with front inner split ring 04 on main shaft 3 outer walls between two interior rings, and the axial two ends of front inner split ring 04 contact with the opposite end of above-mentioned two interior rings respectively; The outer shroud outer wall of front clutch shaft bearing 07 and front the second bearing 06 contacts with above-mentioned tubular cavity inner wall, and main shaft 3 outer cover between two outer shrouds are provided with front outer spacer ring 05, and the axial two ends of front outer spacer ring 05 contact with the opposite end of two outer shrouds respectively; Two outer shroud inwalls of front clutch shaft bearing 07 and front the second bearing 06 all inclinedly open towards the opposite end direction of two fore bearings (clutch shaft bearing 07 and front the second bearing 06), and front inner split ring 04 is less than front outer spacer ring 05 along the axial width of main shaft 3 along the axial width of main shaft 3; Main shaft 3 is provided with and stops that front clutch shaft bearing 07 is to the outside mobile stop flange of casing 2, and its front first locking nut 01 being arranged on side by side on main shaft 3 with front hold-down ring 03 and by threaded engagement is fixed on front clutch shaft bearing 07 and front the second bearing 06 extruding on main shaft 3 together with front the second locking nut 02.Be arranged side by side front the first locking nut 01 and front the second locking nut 02 is to ensure fixing fastness simultaneously, prevents that front the first locking nut 01 from sliding under pressure.
Because front inner split ring 04 is less than front outer spacer ring 05 along the axial width of main shaft 3 along the axial width of main shaft 3, front outer spacer ring 05 can be to the outer shroud of clutch shaft bearing 07 before the extruding of both sides and front the second bearing 06, make the outer shroud tilt internal wall extruding downwards of two fore bearings be positioned at the steel ball of bearing inside, thereby eliminate the gap between steel ball and inner and outer ring, ensure that main shaft 3 does not shake while rotating, and and then ensure the section precision of the present embodiment cutter spindle head; And meanwhile the outer shroud of two fore bearings can produce the micro-strain of radially outward expanding along main shaft 3 simultaneously, two outer shroud outer walls are contacted tightr with the interior cavity wall of the tubular that is located at casing 2 front ends, thereby make above-mentioned two fore bearings fixing more firm.
The tubular inner chamber of casing 2 front ends is provided with and stops the inner mobile bulge loop that stops of the outer hoop casing 2 of front the second bearing 06, stop that bulge loop contacts with the axial end portion in casing 2 of front the second bearing 06 outer shroud, and the outside mobile internal end cover 09 of the outer hoop casing 2 that stops front clutch shaft bearing 07, internal end cover 09 is fixed on casing 2.
Improve as one, internal end cover 09 forms side by side at least one bulge loop on the inwall of main shaft 3, the madial wall of bulge loop and main shaft 3 or the lateral wall that is arranged on miscellaneous part on main shaft 3 (as being arranged on the oily part 7 of the gear of second on main shaft 3) be near arranging, thereby stop possible from outside cutting oil or other greasy dirts of invading of main spindle box 1.Above-mentioned bulge loop is 2 in the present embodiment.
Improve as one, on the main shaft 3 between internal end cover 09 and front clutch shaft bearing 07, be also arranged with adjustment ring 08, the axial two ends of adjustment ring 08 contact with the opposite end of front clutch shaft bearing 07 outer shroud with internal end cover 09 respectively.The meaning that adjustment ring 08 is set is, when using internal end cover 09 and being molded over stopping that bulge loop coordinates and push while fixing two fore bearings on casing 2, because the outer shroud of drive end bearing bracket 09, two fore bearings exists mismachining tolerance along the axial length of main shaft 3, conventionally cannot realize completely and compressing, the object that adjustment ring 08 is set is to eliminate above-mentioned mismachining tolerance, realizes by utilizing internal end cover 09, with stopping coordinating of bulge loop, two fore bearings are pushed to fixing object completely.The interior ring of two fore bearings is fixed on main shaft 3, outer shroud is fixed on casing 2, and contact by steel ball is seamless between interior ring and outer shroud, it is very firm and stable that this makes whole cutter spindle head be positioned at the part of casing 2 front ends, in the time of cutter spindle head rotation work, be difficult for shaking, thereby can effectively ensure the precision of cutting into slices.
In addition, on the madial wall of adjustment ring 08, also form equally a circle internal projecting ring, the lateral wall of the inwall of internal projecting ring and main shaft 3 or installation, be molded over miscellaneous part on main shaft 3 (as being molded over the stop flange on main shaft 3) lateral wall near arranging, further stop possible from outside cutting oil or other greasy dirts of invading of main spindle box 1.
As shown in Figure 3 and Figure 5, at the tubular cavity that is positioned at casing 2 rear ends, through on the main shaft 3 of above-mentioned tubular cavity, socket is provided with rear clutch shaft bearing 071, rear the second bearing 061, rear hold-down ring 031 and by being arranged on rear the first locking nut 011 and rear the second locking nut 021 on main shaft 3 with the external screw thread threaded engagement being located on main shaft 3 side by side from front to back.The laminating of the interior ring inwall of rear clutch shaft bearing 071 and rear the second bearing 061 and the outer wall of main shaft 3 contact, and is arranged with rear inner split ring 041 on main shaft 3 outer walls between two interior rings, and the axial two ends of rear inner split ring 041 contact respectively at the opposite end of above-mentioned two interior rings; The outer shroud outer wall of rear clutch shaft bearing 071 and rear the second bearing 061 contacts with above-mentioned tubular cavity inner wall, and main shaft 3 outer cover between two outer shrouds are provided with rear outer spacer ring 051, and the axial two ends of rear outer spacer ring 051 contact with the opposite end of two outer shrouds respectively; Two outer shroud inwalls of rear clutch shaft bearing 071 and rear the second bearing 061 all inclinedly open towards the opposite end direction of two rear bearings (clutch shaft bearing 071 and rear the second bearing 061), and rear inner split ring 041 is less than rear outer spacer ring 051 along the axial width of main shaft 3 along the axial width of main shaft 3; Main shaft 3 is provided with and stops that rear clutch shaft bearing 071 is to the outside mobile rear stop flange of casing 2, and its rear first locking nut 011 being arranged on side by side on main shaft 3 with rear hold-down ring 031 and by threaded engagement is fixed on rear clutch shaft bearing 071 and rear the second bearing 061 extruding on main shaft 3 together with rear the second locking nut 021.After being arranged side by side, the first locking nut 011 and rear the second locking nut 021 are to ensure fixing fastness simultaneously, and after preventing, the first nut 011 slides under pressure.
Rear inner split ring 041 is less than rear outer spacer ring 051 along the axial width of main shaft 3 along the axial width of main shaft 3, rear outer spacer ring 05 can be to both sides (i.e. the opposite end direction of two rear bearings) push the outer shroud of clutch shaft bearing 071 and rear the second bearing 061 afterwards, make the outer shroud tilt internal wall extruding downwards of two rear bearings be positioned at the steel ball of bearing inside, thereby eliminate the gap between steel ball and inner and outer ring, ensure that main shaft 3 does not shake while rotating, and and then ensure the section precision of the present embodiment cutter spindle head; And meanwhile the outer shroud of two rear bearings can produce the micro-strain of radially outward expanding along main shaft 3 simultaneously, two outer shroud outer walls are contacted tightr with the interior cavity wall of the tubular that is located at casing 2 rear ends, thereby make above-mentioned two rear bearings fixing more firm.
It is to be noted, on the tubular inner chamber of casing 2 rear ends, tight extruding is not set and fixes the parts of two rear bearings, but in ensureing the inwall of tubular inner chamber and the laminating of the outer shroud outer wall of two rear bearings, the outer shroud outer wall that the inwall that tubular inner chamber is set has two rear bearings of confession is along the extension of main shaft 3 axial trickle movements and ensure smooth.The benefit arranging is like this, because main shaft 3 has certain length in casing 2 inside, its section when work self temperature can rise gradually, due to principle of expanding with heat and contracting with cold, may there is small axial stretching in it, the above-mentioned available buffer that arranges falls this part dilatation, thereby ensures that the cutter spindle head of the present embodiment is durable in use, and ensures section precision.
Casing 2 rear ends are provided with rear end cap 24, main shaft 3 rear ends are fixed with belt pulley 8, on rear end cap 24 end face relative with belt pulley 8, coordinate respectively the dustproof groove 25 and the dustproof flange 81 that are provided with around main shaft 3, the end of dustproof flange 81 is positioned at described dustproof groove 25.In addition, also form the annular inner ring that stretches into casing 2 tubular inner chamber inside, rear end on rear end cap 24, it can play positioning action in the time that rear end cap 24 is installed, and prevents that peace partially.
Be provided with belt pulley 8 in main shaft 3 rear ends, on rear end cap 24 end face relative with belt pulley 8, coordinate respectively the dustproof groove 25 and the dustproof flange 81 that are provided with around main shaft 3, the end of dustproof flange 81 is positioned at dustproof groove 25, main shaft 3 rear ends are away from cutterhead, cutting wet goods impurity is less, thereby be enough to stop that by the mode that adopts above-mentioned dustproof groove 25 to match with dustproof flange 81 general impurity enters, thereby keep machine intimate cleaning, not corroded by impurity near the bearing of main shaft 3 rear ends, thereby reduce wear.
Belt pulley 8 in the present embodiment is many ditches belt pulley, it is connected with actuating unit by many ditches belt, use compared with the mode that many belts of many ditches belt and simple employing combine, can still less produce the vibration causing because of Belt Length difference, thereby increase mechanical stability against short circuit, improves and adds blade cuts bar precision.
embodiment 2
The present embodiment provides a kind of cutter spindle head, it is the improvement on embodiment 1 basis, difference is also to comprise the first gear oil part 6, as Fig. 4, 6, 7, shown in 8 and 9, it is arranged on described the second running clearance 53 and described water conservancy diversion gap 54 connectivity parts, the inwall socket of the oily part 6 of described the first gear is fixed on the outer wall of described main shaft 3, outer wall and the described drive end bearing bracket 21 of the oily part 6 of described the first gear are rotatably connected, the oily part 6 of described the first gear has for stoping greasy dirt to enter be rotatably assorted first oil baffle structure at position of described main shaft 3 and first of described drive end bearing bracket 21 from described the second running clearance 53 or described water conservancy diversion gap 54.
The oily part 6 of described the first gear stretches in described annular installation cavity 42, form diversion cavity 56 with described cutterhead flange 4, described diversion cavity 56 is communicated with respectively with described the second running clearance 53 and described water conservancy diversion gap 54, described the first oil baffle structure be described diversion cavity 56 at described the second running clearance 53, described water conservancy diversion gap 54 and described the first inwall being rotatably assorted between position.
Concrete: the oily part 6 of described the first gear comprises the first annulus 61 that is fixed by socket on described main shaft 3 outer walls and is rotatably connected with described drive end bearing bracket 21, and the second annulus 62 being fixedly connected with described the first annulus 61, the internal diameter of described the second annulus 62 is greater than the internal diameter of described the first annulus 61, described the second annulus 62 inserts in described annular installation cavity 42 and the inwall of outer wall and described annular flange flange 51 is rotatably connected, described the first oil baffle structure is for being positioned at described the second running clearance 53, described water conservancy diversion gap 54 and described first ledge structure that is connected described the first annulus 61 and described the second annulus 62 between position that is rotatably assorted.Ledge structure can be to be also arranged to other shapes, as long as can stop the cutting oil flowing on main shaft 3 outer walls to continue to move towards the rear extreme direction of main shaft 3.
Above-mentioned setting not only can entry deterrence enters to the cutting wet goods impurity in water conservancy diversion gap 54 first position that is rotatably assorted relatively rotating between main shaft 3 and drive end bearing bracket 21, can also be in the time that main shaft 3 rotates, cutting oil on the miscellaneous part that is positioned at main shaft 3 outer walls or be fixedly connected with main shaft 3 is thrown out on the internal ring wall of annular flange flange 51 along main shaft 3 radial direction, because annular flange flange 51 is not rotated and bottom is provided with the first outlet 55, the cutting oil being got rid of on annular flange flange 51 internal ring walls flows downward and finally discharges and flow away through the first outlet 55 under the effect of gravity.The internal diameter that the second annulus 62 is set is greater than the internal diameter of the first annulus 61, can also be by cutting oil the direction guiding towards main shaft 3 front ends, increase it towards the flow path of main shaft 3 parts that bearing is installed, make it as far as possible away from main shaft 3 parts that bearing is installed.
Improve as the one to the present embodiment, between the front end of the oily part 6 of described the first gear and described sealing ring 52, form the gap being communicated with the internal ring wall of described annular flange flange 51.Because sealing ring 52 is fixed in annular flange flange 51, when the first gear oil part 6 forms behind the gap being communicated with internal ring wall with annular flange flange 51, after the cutting oil being thrown away by the second annulus 62 openends enters into above-mentioned gap, gathered, be more easily directed to and discharge through the first outlet 55 downwards under the effect of gravity.
Embodiment 3
The present embodiment provides a kind of cutter spindle head, it is the improvement on embodiment 2 bases, difference is also to include the second oil baffle structure 7, as shown in Fig. 4,10,11,12 and 13, be socketed in side by side on described main shaft 3 outer walls with the oily part 6 of described the first gear, described the second gear outer wall of oily part 7 and the inwall of described drive end bearing bracket 21 are rotationally connected, and the oily part 7 of described the second gear has the second oil baffle structure that stops the oily part 6 of described the first gear and the second greasy dirt that is rotatably assorted position of described drive end bearing bracket 21 to enter described main shaft 3 rear ends.
Described the second oil baffle structure comprises the second annular diversion trench 22 on the rear end face relative with described front end face that is arranged on described drive end bearing bracket 21, and being arranged on the second outlet 23 of described the second annular diversion trench 22 bottoms, described the second annular diversion trench 22 and described second position that is rotatably assorted is communicated with.
Concrete: the oily part 7 of described the second gear comprises the 3rd annulus 71 that is fixed by socket on described main shaft 3 outer walls and is rotatably connected with described drive end bearing bracket 21, and the 4th annulus 72 being fixedly connected with described the 3rd annulus 71, the internal diameter of described the 4th annulus 72 is greater than the internal diameter of described the 3rd annulus 71, described the 4th annulus 72 inserts in described the second annular diversion trench 22 and the inwall of outer wall and described the second annular diversion trench 22 is rotatably connected, and described the second oil baffle structure is the ledge structure that connects described the 3rd annulus 71 and described the 4th annulus 72.Same, ledge structure can be to be also arranged to other shapes, as long as can stop the cutting oil flowing on main shaft 3 outer walls to continue to move towards the rear extreme direction of main shaft 3.
Above-mentioned ledge structure not only can stop the second cutting oil impurity that is rotatably assorted position to continue to move towards the direction of main shaft 3 rear ends, can also be in the time that main shaft 3 rotates, under the effect of centrifugal force, guide cutting oil impurity to enter the second annular diversion trench 22, thereby had the second outlet 23 positions of the second annular diversion trench 22 to discharge.The internal diameter that the 4th annulus 72 is set is in addition greater than the internal diameter of the 3rd annulus 71, the direction guiding towards main shaft 3 front ends equally by cutting oil, increase it towards the mobile distance of main shaft 3 parts that bearing is installed, make it as far as possible away from main shaft 3 parts that bearing is installed.
Obviously, above-described embodiment is only for example is clearly described, and the not restriction to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here without also giving exhaustive to all embodiments.And the apparent variation of being extended out thus or variation are still among the protection domain in the invention.
Claims (12)
1. a cutter spindle head, comprise the casing (2) that is horizontally installed with main shaft (3), be fixedly mounted on the cutterhead flange (4) of described main shaft (3) front end, be fixedly mounted on the cutterhead (9) on described cutterhead flange (4), and the drive end bearing bracket (21) that is set in described main shaft (3) outside that is fixedly installed on described casing (2) front end and can rotates relative to described main shaft (3), between described cutterhead flange (4) and described drive end bearing bracket (21), there is the first running clearance (41), it is characterized in that: one end that described cutterhead flange (4) is relative with described drive end bearing bracket (21) is provided with around described main shaft (3), the annular installation cavity (42) that opening is communicated with towards described drive end bearing bracket (21) and with described the first running clearance (41), described drive end bearing bracket (21) is provided with around described main shaft (3), part stretches into described annular installation cavity (42) and the opening annular diversion trench (5) corresponding with described the first running clearance (41).
2. cutter spindle head according to claim 1, it is characterized in that: the sealing ring (52) that described annular diversion trench (5) is axially fixed in the annular flange flange (51) on described front end face and is fixed on described annular flange flange (51) end by the front end face of described drive end bearing bracket (21), along described main shaft (3) forms, described annular flange flange (51) is connected on described main shaft (3) above with the equal turning set of described sealing ring (52), and described sealing ring (52) is positioned at the inside of described annular installation cavity (42).
3. cutter spindle head according to claim 2, is characterized in that: described annular installation cavity (42) inwall of the circumferential outer edge of described sealing ring (52) and corresponding position is pressed close to arrange.
4. cutter spindle head according to claim 2, it is characterized in that: between described sealing ring (52) and described annular installation cavity (42) inwall, form the second running clearance (53), between described cutterhead flange (4) and described main shaft (3) outer wall, form water conservancy diversion gap (54), described the second running clearance (53) is communicated with described the first running clearance (41) and described water conservancy diversion gap (54) respectively, described water conservancy diversion gap (54) is communicated with the internal ring wall of described annular flange flange (51), the described internal ring wall bottom of described annular flange flange (51) is provided with the first outlet (55).
5. cutter spindle head according to claim 4, it is characterized in that: also comprise that being arranged on described the second running clearance (53) keeps off oily part (6) with first of described water conservancy diversion gap (54) connectivity part, the inwall socket of described the first oily part of gear (6) is fixed on described main shaft (3) outer wall, outer wall and the described drive end bearing bracket (21) of described the first oily part of gear (6) are rotatably connected, described the first oily part of gear (6) has for stoping greasy dirt to enter be rotatably assorted first oil baffle structure at position of described main shaft (3) and first of described drive end bearing bracket (21) from described the second running clearance (53) or described water conservancy diversion gap (54).
6. cutter spindle head according to claim 5, it is characterized in that: described the first oily part of gear (6) stretches in described annular installation cavity (42), form diversion cavity (56) with described cutterhead flange (4), described diversion cavity (56) is communicated with respectively with described the second running clearance (53) and described water conservancy diversion gap (54), and described the first oil baffle structure is described the second running clearance of being positioned at of described diversion cavity (56) (53), described water conservancy diversion gap (54) and described the first inwall being rotatably assorted between position.
7. cutter spindle head according to claim 5, it is characterized in that: described the first oily part of gear (6) comprises the first annulus (61) that is fixed by socket on described main shaft (3) outer wall and is rotatably connected with described drive end bearing bracket (21), and the second annulus (62) being fixedly connected with described the first annulus (61), the internal diameter of described the second annulus (62) is greater than the internal diameter of described the first annulus (61), described the second annulus (62) inserts in described annular installation cavity (42) and the described internal ring wall of outer wall and described annular flange flange (51) is rotatably connected, described the first oil baffle structure is for being positioned at described the second running clearance (53), described water conservancy diversion gap (54) and described first ledge structure that is connected described the first annulus (61) and described the second annulus (62) between position that is rotatably assorted.
8. according to the cutter spindle head described in any one in claim 5-7, it is characterized in that: between the front end of described the first oily part of gear (6) and described sealing ring (52), form the gap being communicated with the internal ring wall of described annular flange flange (51).
9. according to the cutter spindle head described in any one in claim 5-8, it is characterized in that: also comprise with described the first oily part of gear (6) and be socketed in side by side the oily part of gear of second on described main shaft (3) outer wall (7), the outer wall of described the second oily part of gear (7) and the inwall of described drive end bearing bracket (21) are rotationally connected, and described the second oily part of gear (7) has the second oil baffle structure that stops described the first oily part of gear (6) and the second greasy dirt that is rotatably assorted position of described drive end bearing bracket (21) to enter described main shaft (3) rear end.
10. cutter spindle head according to claim 9, it is characterized in that: described the second oil baffle structure comprises the second annular diversion trench (22) on the rear end face relative with described front end face that is arranged on described drive end bearing bracket (21), and being arranged on the second outlet (23) of described the second annular diversion trench (22) bottom, described the second annular diversion trench (22) and described second position that is rotatably assorted is communicated with.
11. cutter spindle heads according to claim 10, it is characterized in that: described the second oily part of gear (7) comprises the 3rd annulus (71) that is fixed by socket on described main shaft (3) outer wall and is rotatably connected with described drive end bearing bracket (21), and the 4th annulus (72) being fixedly connected with described the 3rd annulus (71), the internal diameter of described the 4th annulus (72) is greater than the internal diameter of described the 3rd annulus (71), described the 4th annulus (72) inserts in described the second annular diversion trench (22) and the inwall of outer wall and described the second annular diversion trench (22) is rotatably connected, described the second oil baffle structure is for connecting the ledge structure of described the 3rd annulus (71) and described the 4th annulus (72).
12. cutter spindle heads according to claim 11, it is characterized in that: described casing (2) rear end is provided with rear end cap (24), described main shaft (3) rear end is fixed with belt pulley (8), on described rear end cap (24) end face relative with described belt pulley (8), coordinate respectively the dustproof groove (25) and the dustproof flange (81) that are provided with around described main shaft (3), the end of described dustproof flange (81) is positioned at described dustproof groove (25).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410274920.2A CN104190957B (en) | 2014-06-19 | 2014-06-19 | A kind of cutter spindle head |
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| CN201410274920.2A CN104190957B (en) | 2014-06-19 | 2014-06-19 | A kind of cutter spindle head |
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| CN104190957B CN104190957B (en) | 2016-10-05 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104772474A (en) * | 2015-04-15 | 2015-07-15 | 吴江市宏宇机械有限公司 | Main shaft assembly of multi-edge angle milling machine |
| CN105195765A (en) * | 2015-10-30 | 2015-12-30 | 江苏耀阳电子有限公司 | Slicer main shaft structure for machining solar cell panel |
| CN106239590A (en) * | 2016-08-08 | 2016-12-21 | 上海大学 | A kind of disk chipper |
| CN107470961A (en) * | 2017-07-31 | 2017-12-15 | 张志通 | A kind of high-precision numerical control machine |
| CN108166297A (en) * | 2017-12-26 | 2018-06-15 | 郑州运达造纸设备有限公司 | Multi-function type pressure tears formula structure open on a kind of pulper |
| CN112761655A (en) * | 2021-02-02 | 2021-05-07 | 西南石油大学 | Simulation system for regulating and controlling mud cake formation of shield cutter head |
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| CN108166297B (en) * | 2017-12-26 | 2023-06-23 | 郑州运达造纸设备有限公司 | Multifunctional pressing-dismantling structure on pulper |
| CN112761655A (en) * | 2021-02-02 | 2021-05-07 | 西南石油大学 | Simulation system for regulating and controlling mud cake formation of shield cutter head |
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| Publication number | Publication date |
|---|---|
| CN104190957B (en) | 2016-10-05 |
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Effective date of registration: 20180412 Address after: 100094 Room 309, 4 building, 7 North Wing Road, Haidian District, Beijing. Patentee after: Sanhuan permanent magnet (Beijing) science and Technology Co., Ltd. Address before: 100036 Beijing city Haidian District Fuchengmen Road No. 42 block 5B Room 204 Patentee before: Beijing Ding Chen High Seience Technology Co., Ltd. |