CN205085811U - Bistrique main shaft structure - Google Patents
Bistrique main shaft structure Download PDFInfo
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- CN205085811U CN205085811U CN201520731528.6U CN201520731528U CN205085811U CN 205085811 U CN205085811 U CN 205085811U CN 201520731528 U CN201520731528 U CN 201520731528U CN 205085811 U CN205085811 U CN 205085811U
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- grinding head
- grinding
- bistrique
- shaft
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Abstract
The utility model discloses a bistrique main shaft structure, the characteristic is that the bistrique axle is installed at the bistrique body, in the emery wheel chuck, bistrique axle head head has the locking of emery wheel lock nut, the emery wheel is installed at the emery wheel chuck, the bistrique body has bearing point installation bistrique axle, bistrique body front bearing point installation axle sleeve, first bearing, and a front cover, the fore bearing, the front axle bearing is installed in bistrique axle the place ahead axle journal portion, bistrique body middle part bearing point has the second bearing, the middle part position at the bistrique axle is installed to the oil blanket lid, bistrique body middle part bearing point has main shaft rear end shield, the sealing washer, back bearing inner spacer, the rear bearing outer ring spacer, adjusting shim, angular contact bearing, rear axle bearing and labyrinth bearing lid, the maze nut is installed at bistrique axle middle part, the bistrique axle is shaft coupling and motor connection for the afterbody. The bistrique body has bearing point mounting support bistrique axle, and stability is good, and easy dismounting is changed in the adjustable use of bistrique axle wearing and tearing, and is longe -lived.
Description
Technical field
The utility model belongs to mechanical field, especially a kind of grinding spindle structure.
Background technology
Existing mill axle is common circular shaft, is motor shaft after circular shaft, and for being rigidly connected, want whole piece axle to change when such mill axle weares and teares, grinding head shaft and motor are rigidly connected to cause and are difficult to laid-up, and radiating effect is poor, and power of motor is restricted.
Summary of the invention
The purpose of this utility model overcomes prior art deficiency, provides a kind of conical grinding wheel axle, and grinding head shaft and motor are for flexibly connecting, and thermal diffusivity is good, and rotating shaft can run up, and it is convenient to repair, and the grinding head shaft life-span is long, good in economic efficiency a kind of grinding spindle structure.
Technical solution of the present utility model is such, and a kind of grinding spindle structure, comprises grinding head body, grinding wheel chuck, front-end bearing pedestal, protecgulum, oil seal cover, rear bearing block, rear bearing cone spacer, rear bearing outer ring spacer, mainshaft rear bearing lid, labyrinth bearing lid, adjustment pad, emery wheel locking nut, balancing frame, balance weight, labyrinth nut, adjustment screw, fore bearing, grinding head shaft, axle sleeve nut, emery wheel, first hexagon socket cap head screw, second hexagon socket cap head screw, 3rd hexagon socket cap head screw, 4th hexagon socket cap head screw, fluting cone end trip bolt, angular contact bearing, hexagon-headed bolt, normal type single coil spring lock washer, cross shelves pan head screw, one O RunddichtringO, 2nd O RunddichtringO, 3rd O RunddichtringO, 4th O RunddichtringO, clutch shaft bearing, second bearing, sealing gasket, plug screw, shaft coupling, motor and oil-way, is characterized in that grinding head shaft (18) is arranged on grinding head body (1), grinding wheel chuck (2) is inner, and grinding head shaft (18) termination has emery wheel locking nut (12) to lock, and emery wheel (21) is arranged on grinding wheel chuck (2), and grinding head body (1) has supporting-point to install grinding head shaft (18), and grinding head body (1) is front has supporting-point to install axle sleeve (19), clutch shaft bearing (35), protecgulum (4) and fore bearing (17), front-end bearing pedestal (3) is arranged on grinding head shaft (18) front collar, grinding head body (1) middle part supporting-point has the second bearing (36), oil seal cover (5) is arranged on the medium position of grinding head shaft (18), and grinding head body (1) middle part supporting-point has mainshaft rear bearing lid (9), sealing gasket (37), rear bearing cone spacer (7), rear bearing outer ring spacer (8), adjustment pad (11), angular contact bearing (27), rear bearing block (6) and labyrinth bearing lid (10), labyrinth nut (15) is arranged on grinding head shaft (18) middle part, and grinding head shaft (18) afterbody shaft coupling connects with motor (40).
Grinding head shaft (18) is taper.
Grinding head shaft (18) axial plane there is oil-way (41).
Motor (40) rotating shaft end face contacts relatively with grinding head shaft (18) end face, and it is on same axial line.
The fore bearing (17) that grinding head shaft (18) front end is installed is sliding bearing, adopts the structure of outer cone inner prop, and has elastic shrinkage groove.
Grinding head shaft (18) rear end established angle contact bearing (27).
The heavy-duty motor that motor (40) is more than 1kW.
Compared with prior art, the utility model has the advantages that: grinding head body has four supporting-points to install supporting grinding head shaft, good stability, grinding head shaft wearing and tearing adjustable uses, and need not waste.Grinding head shaft is connected with the shaft coupling of motor, and change easy accessibility, the life-span is long, available heavy-duty motor, high financial profit.
Accompanying drawing explanation
Fig. 1 is overall structure assembling front view of the present utility model.
Fig. 2 is of the present utility model by B-B cross-sectional schematic in Fig. 1.
Reference numeral: grinding head body (1), grinding wheel chuck (2), front-end bearing pedestal (3), protecgulum (4), oil seal cover (5), rear bearing block (6), rear bearing cone spacer (7), rear bearing outer ring spacer (8), mainshaft rear bearing lid (9), labyrinth bearing lid (10), adjustment pad (11), emery wheel locking nut (12), balancing frame (13), balance weight (14), labyrinth nut (15), adjustment screw (16), fore bearing (17), grinding head shaft (18), axle sleeve (19), nut (20), emery wheel (21), first hexagon socket cap head screw (22), second hexagon socket cap head screw (23), 3rd hexagon socket cap head screw (24), 4th hexagon socket cap head screw (25), fluting cone end trip bolt (26), angular contact bearing (27), hexagon-headed bolt (28), normal type single coil spring lock washer (29), cross shelves pan head screw (30), one O RunddichtringO (31), 2nd O RunddichtringO (32), 3rd O RunddichtringO (33), 4th O RunddichtringO (34), clutch shaft bearing (35), second bearing (36), sealing gasket (37), plug screw (38), shaft coupling (39), motor (40), oil-way (41).
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is further described.
Embodiment 1, grinding head shaft adopts the combining form of front end sliding bearing and rear end rolling bearing, and the advantage that existing sliding bearing rigidity is strong, the life-span is long, has again rolling bearing to be easy to mounting and adjusting and simple and practical good characteristic.Sliding bearing adopts the structure of outer cone inner prop, and has elastic shrinkage groove, can continue adjustment and use, for user saves a large amount of expense after bearing wear.Rear bearing adopts high-accuracy angular contact bearing, and rotating speed is high, is easy to adjustment bearing clearance and recovers precision, keeping in repair very convenient.Grinding spindle adopts external heavy-duty motor, high efficiency, is convenient for changing and overhauls, and has good heat dispersion, overcomes the defect that traditional plain grinding main shaft built-in motor generates heat seriously and power can not arbitrarily strengthen.
Embodiment 2, grinding head body (1) has the supporting-point of installation grinding head shaft (18), grinding head shaft (18) cephalic par installs grinding wheel chuck (2), grinding head shaft (18) leading section is arranged on grinding wheel chuck (2), grinding head shaft (18) termination is provided with emery wheel locking nut (12), emery wheel (21) is arranged on grinding wheel chuck (2), tightens up with the first hexagon socket cap head screw (22), and emery wheel (21), grinding wheel chuck (2) front end face are provided with balancing frame (13), balance weight (14).Tighten up with fluting cone end trip bolt (26).Grinding head shaft (18) collar is installed on grinding head body (1) front support point, fore bearing (17), front-end bearing pedestal (3) are installed between it, front-end bearing pedestal (3) is arranged on grinding head body (1) front support point, and the front end face of grinding head body (1) drive end bearing bracket and fore bearing (17) is provided with axle sleeve (19), clutch shaft bearing (35), balancing frame (13).Grinding head shaft (18) front collar have ring circle oil-way (41), grinding head shaft (18) middle part external diameter install the second bearing (36), oil seal cover (5) and be arranged on grinding head body (1) middle part supporting-point.Grinding head shaft (18) afterbody external diameter installs mainshaft rear bearing lid (9), angular contact bearing (27), rear bearing block (6), rear bearing cone spacer (7), labyrinth bearing lid (10), labyrinth nut (15), sealing gasket (37), rear bearing outer ring spacer (8) and adjustment pad (11), with the second hexagon socket cap head screw (23), 4th hexagon socket cap head screw (25), 3rd hexagon socket cap head screw (24) tightens up and is arranged on grinding head body (1) internal support point, grinding head shaft (18) afterbody is connected with motor (40) shaft coupling (39), grinding head shaft (18) and motor (40) are on coaxial inner conductor.Grinding head body (1) inner chamber is placed with lubricating oil.Grinding head body (1) end face has the hole of lubricating oil, bolt plug screw (38) is arranged on this installing hole, be installed in the process of grinding head body (1) at grinding head shaft (18), each joint contact all installs an O RunddichtringO (31), the 2nd O RunddichtringO (32) sealing.Emery wheel (21) is arranged on the contact surface of grinding wheel chuck (2), and contact point is provided with the low plate of mild steel.The leading portion of grinding head shaft (18) is taper to termination section, and grinding head shaft (18) and motor (40) are for flexibly connecting.
Embodiment 3, a kind of grinding spindle structure, comprises grinding head body, grinding wheel chuck, front-end bearing pedestal, protecgulum, oil seal cover, rear bearing block, rear bearing cone spacer, rear bearing outer ring spacer, mainshaft rear bearing lid, labyrinth bearing lid, adjustment pad, emery wheel locking nut, balancing frame, balance weight, labyrinth nut, adjustment screw, fore bearing, grinding head shaft, axle sleeve nut, emery wheel, first hexagon socket cap head screw, second hexagon socket cap head screw, 3rd hexagon socket cap head screw, 4th hexagon socket cap head screw, fluting cone end trip bolt, angular contact bearing, hexagon-headed bolt, normal type single coil spring lock washer, cross shelves pan head screw, one O RunddichtringO, 2nd O RunddichtringO, 3rd O RunddichtringO, 4th O RunddichtringO, clutch shaft bearing, second bearing, sealing gasket, plug screw, shaft coupling, motor and oil-way, is characterized in that grinding head shaft (18) is arranged on grinding head body (1), grinding wheel chuck (2) is inner, and grinding head shaft (18) termination has emery wheel locking nut (12) to lock, and emery wheel (21) is arranged on grinding wheel chuck (2), and grinding head body (1) has supporting-point to install grinding head shaft (18), and grinding head body (1) front support point has installation axle sleeve (19), clutch shaft bearing (35), protecgulum (4), fore bearing (17), front-end bearing pedestal (3) is arranged on grinding head shaft (18) front collar, grinding head body (1) middle part supporting-point has the second bearing (36), and oil seal cover (5) is arranged on the medium position of grinding head shaft (18), and grinding head body (1) middle part supporting-point has mainshaft rear bearing lid (9), sealing gasket (37), rear bearing cone spacer (7), rear bearing outer ring spacer (8), adjustment pad (11), angular contact bearing (27), rear bearing block (6) and labyrinth bearing lid (10), labyrinth nut (15) is arranged on grinding head shaft (18) middle part, and grinding head shaft (18) afterbody shaft coupling connects with motor (40).Grinding head shaft (18) is taper, grinding head shaft (18) axial plane has oil-way (41).Motor (40) rotating shaft end face contacts relatively with grinding head shaft (18) end face, and it is on same axial line.The fore bearing (17) that grinding head shaft (18) front end is installed is sliding bearing, adopts the structure of outer cone inner prop, and has elastic shrinkage groove, grinding head shaft (18) rear end established angle contact bearing (27).The heavy-duty motor that motor (40) is more than 1kW.
Claims (7)
1. a grinding spindle structure, comprises grinding head body, grinding wheel chuck, front-end bearing pedestal, protecgulum, oil seal cover, rear bearing block, rear bearing cone spacer, rear bearing outer ring spacer, mainshaft rear bearing lid, labyrinth bearing lid, adjustment pad, emery wheel locking nut, balancing frame, balance weight, labyrinth nut, adjustment screw, fore bearing, grinding head shaft, axle sleeve nut, emery wheel, first hexagon socket cap head screw, second hexagon socket cap head screw, 3rd hexagon socket cap head screw, 4th hexagon socket cap head screw, fluting cone end trip bolt, angular contact bearing, hexagon-headed bolt, normal type single coil spring lock washer, cross shelves pan head screw, one O RunddichtringO, 2nd O RunddichtringO, 3rd O RunddichtringO, 4th O RunddichtringO, clutch shaft bearing, second bearing, sealing gasket, plug screw, shaft coupling, motor and oil-way, is characterized in that grinding head shaft (18) is arranged on grinding head body (1), grinding wheel chuck (2) is inner, and grinding head shaft (18) termination has emery wheel locking nut (12) to lock, and emery wheel (21) is arranged on grinding wheel chuck (2), and grinding head body (1) has supporting-point to install grinding head shaft (18), and grinding head body (1) front support point has installation axle sleeve (19), clutch shaft bearing (35), protecgulum (4) and fore bearing (17), front-end bearing pedestal (3) is arranged on grinding head shaft (18) front collar, grinding head body (1) middle part supporting-point has the second bearing (36), oil seal cover (5) is arranged on the medium position of grinding head shaft (18), and grinding head body (1) middle part supporting-point has mainshaft rear bearing lid (9), sealing gasket (37), rear bearing cone spacer (7), rear bearing outer ring spacer (8), adjustment pad (11), angular contact bearing (27), rear bearing block (6) and labyrinth bearing lid (10), labyrinth nut (15) is arranged on grinding head shaft (18) middle part, and grinding head shaft (18) afterbody shaft coupling connects with motor (40).
2., according to a kind of grinding spindle structure according to claim 1, it is characterized in that grinding head shaft (18) is taper.
3., according to a kind of grinding spindle structure according to claim 1, it is characterized in that grinding head shaft (18) axial plane has oil-way (41).
4., according to a kind of grinding spindle structure according to claim 1, it is characterized in that motor (40) rotating shaft end face contacts relatively with grinding head shaft (18) end face, it is on same axial line.
5. according to a kind of grinding spindle structure according to claim 1, it is characterized in that the fore bearing (17) installed grinding head shaft (18) front end is sliding bearing, adopt the structure of outer cone inner prop, and have elastic shrinkage groove.
6., according to a kind of grinding spindle structure according to claim 1, it is characterized in that grinding head shaft (18) rear end established angle contact bearing (27).
7., according to a kind of grinding spindle structure according to claim 1, it is characterized in that the heavy-duty motor that motor (40) is more than 1kW.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520731528.6U CN205085811U (en) | 2015-09-21 | 2015-09-21 | Bistrique main shaft structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520731528.6U CN205085811U (en) | 2015-09-21 | 2015-09-21 | Bistrique main shaft structure |
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| Publication Number | Publication Date |
|---|---|
| CN205085811U true CN205085811U (en) | 2016-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520731528.6U Active CN205085811U (en) | 2015-09-21 | 2015-09-21 | Bistrique main shaft structure |
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|---|---|
| CN (1) | CN205085811U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105108642A (en) * | 2015-09-21 | 2015-12-02 | 玉林市玉博机械有限公司 | Grinding head spindle structure |
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2015
- 2015-09-21 CN CN201520731528.6U patent/CN205085811U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105108642A (en) * | 2015-09-21 | 2015-12-02 | 玉林市玉博机械有限公司 | Grinding head spindle structure |
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