CN103522177A - Main shaft special for full-automatic elastic clamping head inner diameter grinding machine - Google Patents
Main shaft special for full-automatic elastic clamping head inner diameter grinding machine Download PDFInfo
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- CN103522177A CN103522177A CN201310459760.4A CN201310459760A CN103522177A CN 103522177 A CN103522177 A CN 103522177A CN 201310459760 A CN201310459760 A CN 201310459760A CN 103522177 A CN103522177 A CN 103522177A
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- main shaft
- hole
- face
- catch bar
- adapter
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/04—Headstocks; Working-spindles; Features relating thereto
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- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses a main shaft special for a full-automatic elastic clamping head inner diameter grinding machine. The main shaft comprises a shell and a main shaft body, the main shaft body is arranged in the shell, an axial center hole and a pushing hole are molded in the middle of the main shaft body, a pushing block is inserted in the pushing hole in a sleeved mode, a pushing rod is inserted in the axial center hole in a sleeved mode, the top end of the pushing rod is in screwed connection to the bottom end of the pushing block, the back portion of the pushing rod is extended out of the bottom end face of the main shaft body and is in screwed connection to the interior of the hollow pushing rod of a hollow angling cylinder fixed on the bottom end face of the main shaft body, an adapter is in screwed connection to the bottom end of the hollow pushing rod, and the other end of the adapter is hinged to a water and liquid recovery device. A clamping device is fixed at the top end of the main shaft body. By means of the main shaft, an elastic clamping head can be automatically clamped and released, feeding and discharging of the main shaft are conveniently achieved, meanwhile, a water and liquid channel is molded in the main shaft, namely water or cooling liquid can flow to the water and liquid recovery device at the bottom end of the main shaft body through a taper-shaped through hole, the water and the liquid are saved, the water and the liquid cannot be splashed to an operator or the ground, and meanwhile the clean and tidy environment is guaranteed.
Description
Technical field:
The present invention relates to bearing machining equipment technical field, relate in particular the special-purpose main shaft of a kind of collet Full-automatic inside diameter grinding machine.
Background technology:
As shown in Figure 1, it has the outer wall 2a of taper and the endoporus 3a that clamping has cylindrical knife shank cutter the collet 1a using on existing Digit Control Machine Tool, its endoporus 3a requirement on machining accuracy is very high, need to pass through grinding machine fine finishining, its processing mode be generally first by artificial by collet 1a sleeve in the bellmouth 5a on the top end face of the main shaft 4a of grinding machine, then the internal thread hole 71a of gland nut 7a is screwed onto on the top external screw thread of main shaft 4a, the bottom face of the internal thread hole 71a of gland nut 7a is pressed against on the top end face of collet 1a, simultaneously, on the top end face of gland nut 7a, form central through hole 72a, the bistrique 6a of grinding machine stretches in the endoporus 3a of collet 1a and processes through central through hole 72a, after machining, also need to dismantle manually, simultaneously, after bellmouth 5a is also needed to water, cooling fluid is cleaned, because bellmouth 5a is not through hole, when fluid pressure is much like this, can from bellmouth 5a, rebound to outside, be flushed to operator or on the ground with it, affect the health of environment, and it all needs to operate manually, not only increased workload, simultaneously, also reduced efficiency, and when operation is also safe not.
Summary of the invention:
The object of the invention is to overcome the deficiencies in the prior art, provide a kind of collet Full-automatic inside diameter grinding machine special-purpose main shaft, it can automatically clamp collet and loosen, its loading and unloading are very convenient, and meanwhile, its inside forms a water fluid course, be that water or cooling fluid can be flow in the water liquid retracting device on the bottom of main shaft by conical through-hole, when saving water liquid, its can backwash to operator or ground, guarantee the clean and tidy of environment.
The scheme that the present invention solve the technical problem is:
The special-purpose main shaft of a kind of collet Full-automatic inside diameter grinding machine, comprise housing and main shaft, housing two ends are fixed with end cap, main shaft is located in housing, the end cap at two ends is all stretched out at the two ends of main shaft, the bottom of main shaft is fixed with belt pulley, described main shaft middle part forms axial center hole and promotes hole, promoting one end, hole communicates with the top end face of main shaft, the other end is connected with axial center hole, the axial center hole other end communicates with the bottom face of main shaft, promote to be inserted with pushing block in hole, in axial center hole, be inserted with catch bar, the top of catch bar is screwed onto on the bottom of pushing block, the rear portion of catch bar is stretched out the bottom face of main shaft and is screwed onto in the hollow ram of the hollow angling cylinder being fixed on main shaft bottom face, the bottom of hollow ram is bolted with adapter, the other end of adapter is hinged on water liquid retracting device, the central through-hole that on pushing block can there be moulding, central through-hole communicates with the center opening of catch bar, and center opening communicates with the water liquid transitional cavity of water liquid retracting device,
The top of main shaft is fixed with clamping device, in the top end cover of clamping device, forms conical through-hole, collet sleeve in conical through-hole, its bottom is pressed against on the top end face of pushing block, the grip block of clamping device is pressed against on the top end face of collet.
The structure of described clamping device is, clamping housing is bolted to connection on the top end face of main shaft, fixture end cap is bolted to connection on clamping housing, between clamping housing and fixture end cap, form cavity, the anterior sleeve of pushing block is in clamping housing and fixture end cap, at least two connecting rods are in cavity, one end of connecting rod is hinged on pushing block, the other end is hinged on the linking arm of sleeve in clamping housing sidewall, the other end of linking arm is hinged with the piece that is clamped and connected, the be clamped and connected middle part of piece is hinged on the back-up block being fixed with on the lateral wall of fixture end cap, the be clamped and connected top of piece has been bolted to connection grip block, on the top end face of fixture end cap, be fixed with top end cover, the conical through-hole forming in top end cover faces toward central through-hole and communicates with central through-hole.
The rear portion sleeve of described catch bar is in the hollow ram of hollow angling cylinder, in the rear sidewall of catch bar, form the annular fixed edge radially extending, the outer wall of annular fixed edge forms screw thread, it is screwed onto in the top inner wall of hollow ram, the bottom sleeve of catch bar is in adapter, in adapter, form pre-and post perforative adapter opening, adapter opening one end communicates with center opening, the other end communicates with water liquid transitional cavity.
The top of described catch bar forms external screw thread, the bottom of pushing block forms internal thread hole, internal thread hole communicates with central through-hole, sealing ring sleeve is in internal thread hole, the top of catch bar is screwed onto in internal thread hole, and sealing ring is clamped between the top end face of catch bar and the bottom face of internal thread hole.
Described fixture end cap inner face forms shrinkage pool, and shrinkage pool communicates with the central through hole of fixture end cap, and the outer ring elasticity of the first elastic seal ring is pressed against on the sidewall of shrinkage pool, and the top elasticity holding of pushing block is in the inner ring of the first elastic seal ring.
Described water liquid retracting device structure is, on device case, be bolted with end cover, in device case, be provided with successively from left to right water liquid transitional cavity, sealing transition hole and bearing mounting hole, bearing is located in bearing mounting hole, its outer wall is pressed against on the madial wall of bearing mounting hole, the rear portion sleeve of adapter holding are in the madial wall of bearing, the second elastic seal ring is located in sealing transition hole, the outer ring elasticity of the second elastic seal ring is pressed against on the sidewall in sealing transition hole, and the bottom elasticity holding of adapter is in the inner ring of the second elastic seal ring.
Outstanding effect of the present invention is:
Compared with prior art, it can automatically clamp collet and loosen, its loading and unloading are very convenient, simultaneously, its inside forms a water fluid course, and water or cooling fluid can be flow in the water liquid retracting device on the bottom of main shaft by conical through-hole, when saving water liquid, its can backwash to operator or ground, guarantee the clean and tidy of environment.
Accompanying drawing explanation:
Fig. 1 is the fixing structural representation of collet in existing main shaft;
Fig. 2 is the perspective view of releasing orientation of the present invention;
Fig. 3 is the sectional perspective structural representation of clamp position of the present invention;
Fig. 4 is the structural representation that collet is not installed of the present invention;
Fig. 5 is the A place partial enlarged drawing of Fig. 4;
Fig. 6 is the partial structurtes schematic diagram of installation collet of the present invention;
Fig. 7 is the partial enlarged drawing at another place of Fig. 4.
The specific embodiment:
Embodiment, see as shown in Fig. 2 to 7, the special-purpose main shaft of a kind of collet Full-automatic inside diameter grinding machine, comprise housing 1 and main shaft 3, housing 1 two ends are fixed with end cap 2, main shaft 3 is located in housing 1, the end cap 2 at two ends is all stretched out at the two ends of main shaft 3, the bottom of main shaft 3 is fixed with belt pulley 40, described main shaft 3 middle parts form axial center hole 31 and promote hole 32, promoting 32 one end, hole communicates with the top end face of main shaft 3, the other end is connected with axial center hole 31, axial center hole 31 other ends communicate with the bottom face of main shaft 3, promote to be inserted with pushing block 4 in hole 32, in axial center hole 31, be inserted with catch bar 5, the top of catch bar 5 is screwed onto on the bottom of pushing block 4, the rear portion of catch bar 5 is stretched out the bottom face of main shaft 3 and is screwed onto in the hollow ram 61 that is fixed on the hollow angling cylinder 6 on main shaft 3 bottom faces, the bottom of hollow ram 61 is bolted with adapter 7, the other end of adapter 7 is hinged on water liquid retracting device 8, on pushing block 4, form central through-hole 41, central through-hole 41 communicates with the center opening 51 of catch bar 5, and center opening 51 communicates with the water liquid transitional cavity 81 of water liquid retracting device 8,
The top of main shaft 3 is fixed with clamping device 9, in the top end cover 91 of clamping device 9, form conical through-hole 911, collet 10 sleeves in conical through-hole 911, its bottom is pressed against on the top end face of pushing block 4, the grip block 92 of clamping device 9 is pressed against on the top end face of collet 10; The connection end cap 62 of hollow angling cylinder 6 is bolted to connection on the bottom face of main shaft 3.
The structure of described clamping device 9 is, clamping housing 93 is bolted to connection on the top end face of main shaft 3, fixture end cap 94 is bolted to connection on clamping housing 93, between clamping housing 93 and fixture end cap 94, form cavity 95, the anterior sleeve of pushing block 4 is in clamping housing 93 and fixture end cap 94, at least two connecting rods 96 are in cavity 95, one end of connecting rod 96 is hinged on pushing block 4, the other end is hinged on the linking arm 97 of sleeve on clamping housing 93 sidewalls, the other end of linking arm 97 is hinged with the piece 98 that is clamped and connected, wherein, on this one end of linking arm 97, be to form waist-shaped hole 971, the piece 98 that is clamped and connected is clamped and connected arm 981 by one and the be connected piecemeal 982 perpendicular with the arm 981 that is clamped and connected that form on arm 981 tops that are clamped and connected forms, be clamped and connected one end of arm 981 is articulated with in waist-shaped hole 971 by jointed shaft, waist-shaped hole 971 has certain fine setting effect while making to be clamped and connected piece 98 rotation, the be clamped and connected middle part of arm 981 is hinged on the back-up block 941 being fixed with on the lateral wall of fixture end cap 94, the be clamped and connected top of piece 98 connects on piecemeal 982 and forms elongated slot 9821, on the bottom surface of elongated slot 9821, form a plurality of fixing threaded holes 9822 of vertical arrangement, microscler protruding 921 sleeves of grip block 92 are in elongated slot 9821 and be bolted in fixing threaded hole 9822, it can regulate grip block 92 and the fixed position being connected between piecemeal 982 according to the requirement of different collet 10, on the top end face of fixture end cap 94, be fixed with top end cover 91, the conical through-hole 911 forming in top end cover 91 faces toward central through-hole 41 and communicates with central through-hole 41.
The rear portion sleeve of described catch bar 5 is in the hollow ram 61 of hollow angling cylinder 6, in the rear sidewall of catch bar 5, form the annular fixed edge 52 radially extending, the outer wall of annular fixed edge 52 forms screw thread, it is screwed onto in the top inner wall of hollow ram 61, the bottom sleeve of catch bar 5 is in adapter 7, in adapter 7, form pre-and post perforative adapter opening 71, adapter opening 71 one end communicate with center opening 51, the other end communicates with water liquid transitional cavity 81.
The top of described catch bar 5 forms external screw thread, the bottom of pushing block 4 forms internal thread hole 42, internal thread hole 42 communicates with central through-hole 41, sealing ring 43 sleeves are in internal thread hole 42, the top of catch bar 5 is screwed onto in internal thread hole 42, and sealing ring 43 is clamped between the top end face of catch bar 5 and the bottom face of internal thread hole 42.
Described fixture end cap 94 inner faces form shrinkage pool 942, shrinkage pool 942 communicates with the central through hole 943 of fixture end cap 94, the outer ring elasticity of the first elastic seal ring 20 is pressed against on the sidewall of shrinkage pool 942, and the top elasticity holding of pushing block 4 is in the inner ring of the first elastic seal ring 20.
Described water liquid retracting device 8 structures are, on device case 82, be bolted with end cover 83, in device case 82, be provided with successively from left to right water liquid transitional cavity 81, sealing transition hole 84 and bearing mounting hole 85, bearing 86 is located in bearing mounting hole 85, its outer wall is pressed against on the madial wall of bearing mounting hole 85, the rear portion sleeve of adapter 7 holding are in the madial wall of bearing 86, the second elastic seal ring 30 is located in sealing transition hole 84, the outer ring elasticity of the second elastic seal ring 30 is pressed against on the sidewall in sealing transition hole 84, the bottom elasticity holding of adapter 7 is in the inner ring of the second elastic seal ring 30.
Operation principle: collet 10 sleeves are entered in the conical through-hole 911 forming in the top end cover 91 of clamping device 9, the outer conical surface of collet 10 and the madial wall of conical through-hole 911 are fitted, then by hollow angling cylinder 6, promoting hollow ram 61 moves backward, catch bar 5 is moved backward, drive pushing block 4 to move backward, connecting rod 96 is upwards pushed up linking arm 97, thereby the grip block 92 on the connection piecemeal 982 of the piece 98 that makes to be clamped and connected comes closer, be pressed against on the top end face of collet 10, collet 10 is fixed in main shaft 3, then the bistrique of grinding machine is stretched in the endoporus of collet 1a and process, add man-hour, its cooling fluid is carried out cooling to collet 10 always, a part for its liquid can enter pushing block 4 and form central through-hole 41 from the endoporus of collet 10, then enter the center opening 51 of catch bar 5, then through forming pre-and post perforative adapter opening 71 in adapter 7, finally enter in water liquid transitional cavity 81, entering communicating pipe in cooling fluid collecting box from the device case 82 of water liquid retracting device 8 recycles, after completing, hollow angling cylinder 6 promotes hollow ram 61 and moves forward, grip block 92 is outwards opened, collet 10 just can be dismantled like this, after completing dismounting, only liquid need to be passed in conical through-hole 911, the passage that water liquid can flow to by cooling fluid again enters in cooling fluid collecting box and recycles, when saving water liquid, its can backwash to operator or ground, guarantee the clean and tidy of environment.
Claims (6)
1. the special-purpose main shaft of a collet Full-automatic inside diameter grinding machine, comprise housing (1) and main shaft (3), housing (1) two ends are fixed with end cap (2), main shaft (3) is located in housing (1), the end cap (2) at two ends is all stretched out at the two ends of main shaft (3), the bottom of main shaft (3) is fixed with belt pulley (40), it is characterized in that: described main shaft (3) middle part forms axial center hole (31) and promotes hole (32), promoting one end, hole (32) communicates with the top end face of main shaft (3), the other end is connected with axial center hole (31), axial center hole (31) other end communicates with the bottom face of main shaft (3), promote to be inserted with pushing block (4) in hole (32), in axial center hole (31), be inserted with catch bar (5), the top of catch bar (5) is screwed onto on the bottom of pushing block (4), the rear portion of catch bar (5) is stretched out the bottom face of main shaft (3) and is screwed onto in the hollow ram (61) that is fixed on the hollow angling cylinder (6) on main shaft (3) bottom face, the bottom of hollow ram (61) is bolted with adapter (7), the other end of adapter (7) is hinged on water liquid retracting device (8), on pushing block (4), form central through-hole (41), central through-hole (41) communicates with the center opening (51) of catch bar (5), and center opening (51) communicates with the water liquid transitional cavity (81) of water liquid retracting device (8),
The top of main shaft (3) is fixed with clamping device (9), in the top end cover (91) of clamping device (9), form conical through-hole (911), collet (10) sleeve in conical through-hole (911), its bottom is pressed against on the top end face of pushing block (4), the grip block (92) of clamping device (9) is pressed against on the top end face of collet (10).
2. the special-purpose main shaft of a kind of collet Full-automatic inside diameter grinding machine according to claim 1, it is characterized in that: the structure of described clamping device (9) is, clamping housing (93) is bolted to connection on the top end face of main shaft (3), fixture end cap (94) is bolted to connection on clamping housing (93), between clamping housing (93) and fixture end cap (94), form cavity (95), the anterior sleeve of pushing block (4) is in clamping housing (93) and fixture end cap (94), at least two connecting rods (96) are in cavity (95), one end of connecting rod (96) is hinged on pushing block (4), the other end is hinged on the linking arm (97) of sleeve on clamping housing (93) sidewall, the other end of linking arm (97) is hinged with the piece that is clamped and connected (98), the be clamped and connected middle part of piece (98) is hinged on the back-up block (941) being fixed with on the lateral wall of fixture end cap (94), the be clamped and connected top of piece (98) has been bolted to connection grip block (92), on the top end face of fixture end cap (94), be fixed with top end cover (91), the conical through-hole (911) forming in top end cover (91) faces toward central through-hole (41) and communicates with central through-hole (41).
3. the special-purpose main shaft of a kind of collet Full-automatic inside diameter grinding machine according to claim 1, it is characterized in that: the rear portion sleeve of described catch bar (5) is in the hollow ram (61) of hollow angling cylinder (6), in the rear sidewall of catch bar (5), form the annular fixed edge (52) radially extending, the outer wall of annular fixed edge (52) forms screw thread, it is screwed onto in the top inner wall of hollow ram (61), the bottom sleeve of catch bar (5) is in adapter (7), in adapter (7), form pre-and post perforative adapter opening (71), adapter opening (71) one end communicates with center opening (51), the other end communicates with water liquid transitional cavity (81).
4. the special-purpose main shaft of a kind of collet Full-automatic inside diameter grinding machine according to claim 1, it is characterized in that: the top of described catch bar (5) forms external screw thread, the bottom of pushing block (4) forms internal thread hole (42), internal thread hole (42) communicates with central through-hole (41), sealing ring (43) sleeve is in internal thread hole (42), the top of catch bar (5) is screwed onto in internal thread hole (42), and sealing ring (43) is clamped between the top end face of catch bar (5) and the bottom face of internal thread hole (42).
5. the special-purpose main shaft of a kind of collet Full-automatic inside diameter grinding machine according to claim 2, it is characterized in that: described fixture end cap (94) inner face forms shrinkage pool (942), shrinkage pool (942) communicates with the central through hole (943) of fixture end cap (94), the outer ring elasticity of the first elastic seal ring (20) is pressed against on the sidewall of shrinkage pool (942), and the top elasticity holding of pushing block (4) is in the inner ring of the first elastic seal ring (20).
6. the special-purpose main shaft of a kind of collet Full-automatic inside diameter grinding machine according to claim 1, it is characterized in that: described water liquid retracting device (8) structure is, on device case (82), be bolted with end cover (83), in device case (82), be provided with successively from left to right water liquid transitional cavity (81), sealing transition hole (84) and bearing mounting hole (85), bearing (86) is located in bearing mounting hole (85), its outer wall is pressed against on the madial wall of bearing mounting hole (85), the rear portion sleeve of adapter (7) holding are in the madial wall of bearing (86), the second elastic seal ring (30) is located in sealing transition hole (84), the outer ring elasticity of the second elastic seal ring (30) is pressed against on the sidewall of sealing transition hole (84), the bottom elasticity holding of adapter (7) is in the inner ring of the second elastic seal ring (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310459760.4A CN103522177A (en) | 2013-09-29 | 2013-09-29 | Main shaft special for full-automatic elastic clamping head inner diameter grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310459760.4A CN103522177A (en) | 2013-09-29 | 2013-09-29 | Main shaft special for full-automatic elastic clamping head inner diameter grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103522177A true CN103522177A (en) | 2014-01-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310459760.4A Pending CN103522177A (en) | 2013-09-29 | 2013-09-29 | Main shaft special for full-automatic elastic clamping head inner diameter grinding machine |
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| CN (1) | CN103522177A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103949959A (en) * | 2014-04-18 | 2014-07-30 | 河源富马硬质合金股份有限公司 | Multifunctional grinding machine |
| CN107150290A (en) * | 2017-06-30 | 2017-09-12 | 清华大学 | Multi-axis numerical control polishing intersects rolling clamp |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5961381A (en) * | 1997-06-02 | 1999-10-05 | Enbi Rochester, Inc. | Apparatus for cooling a plunge grinding drum |
| CN2598699Y (en) * | 2002-12-20 | 2004-01-14 | 肇庆端州电磁阀厂 | Pneumatic clamping and feeding device of numerical control lathe |
| CN202292413U (en) * | 2011-11-09 | 2012-07-04 | 广东科达机电股份有限公司 | Cooling device for ceramic tile polishing machining |
| CN103273086A (en) * | 2013-05-21 | 2013-09-04 | 宁波海良精机有限公司 | Rear feeding locating device for shafts |
| CN203600051U (en) * | 2013-09-29 | 2014-05-21 | 新昌县大成自动化设备有限公司 | Special full-automatic spindle for elastic chuck inner diameter grinding machine |
-
2013
- 2013-09-29 CN CN201310459760.4A patent/CN103522177A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5961381A (en) * | 1997-06-02 | 1999-10-05 | Enbi Rochester, Inc. | Apparatus for cooling a plunge grinding drum |
| CN2598699Y (en) * | 2002-12-20 | 2004-01-14 | 肇庆端州电磁阀厂 | Pneumatic clamping and feeding device of numerical control lathe |
| CN202292413U (en) * | 2011-11-09 | 2012-07-04 | 广东科达机电股份有限公司 | Cooling device for ceramic tile polishing machining |
| CN103273086A (en) * | 2013-05-21 | 2013-09-04 | 宁波海良精机有限公司 | Rear feeding locating device for shafts |
| CN203600051U (en) * | 2013-09-29 | 2014-05-21 | 新昌县大成自动化设备有限公司 | Special full-automatic spindle for elastic chuck inner diameter grinding machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103949959A (en) * | 2014-04-18 | 2014-07-30 | 河源富马硬质合金股份有限公司 | Multifunctional grinding machine |
| CN107150290A (en) * | 2017-06-30 | 2017-09-12 | 清华大学 | Multi-axis numerical control polishing intersects rolling clamp |
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Application publication date: 20140122 |