CN103846746A - Precise rotating shaft for cutter grinder - Google Patents
Precise rotating shaft for cutter grinder Download PDFInfo
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- CN103846746A CN103846746A CN201210509280.XA CN201210509280A CN103846746A CN 103846746 A CN103846746 A CN 103846746A CN 201210509280 A CN201210509280 A CN 201210509280A CN 103846746 A CN103846746 A CN 103846746A
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- Prior art keywords
- end cap
- bearing
- chuck
- mount pad
- cutter
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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
- B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a precise rotating shaft for a cutter grinder and relates to the field of precise cutter machining equipment. The precise rotating shaft comprises a mounting seat, a left end cap, a right end cap, a circular end cap, an inner end cap, a chuck handle, a chuck, a cutter, an end cap positioning pin, a gas pipe connector, a motor cable connector, a bearing end cap, an outer bearing check ring, a motor, a cutter bar feeding tube, a motor cable outlet hole, a bearing, an inner bearing check ring, a rotor connecting piece, a piston rod, an air guide hole, an annular air guide groove, a precise spring and a chuck mounting ring. A high-speed and high-rotation function and an automatic cutter bar clamping function of the rotating shaft are integrated through a modular design method; the direct drive motor is adopted as a drive unit, so that transmission links are omitted; the precise rotating shaft has the functions like high-speed rotation, waterproof sealability and automatic clamping of a cutter bar and has the advantages of high precision, compact structure, modularization and the like, and an integrated optimization solution of the precise rotating shaft is provided for machining precise cutters.
Description
Technical field:
The invention belongs to precision cutting tool process equipment field, be specifically related to a kind of precision rotation axle being applied on five axle cutter sharpeners.
Background technology:
Domestic cutter sharpener R & D Enterprises precision rotation axial length phase dependence on import, and import rotating shaft adopts the technology such as driven by servomotor, Worm Wheel System mostly, exists that movement velocity is slow, transmission link exists the technical problems such as revolution gap.
Summary of the invention:
The object of this invention is to provide a kind of cutter sharpener precision rotation axle, it can solve domestic cutter sharpener R & D Enterprises precision rotation axial length phase dependence on import, and import rotating shaft adopts the technology such as driven by servomotor, Worm Wheel System mostly, there is the technical problems such as movement velocity is slow, transmission link existence revolution gap.This rotating shaft by modular design method by integrated as a whole to high-speed, high precision spinfunction and the automatic holding function of cutter bar, adopt direct-driving motor as driver element, without transmission link, there is the technical characterstics such as the functions such as High Rotation Speed, waterproof sealing, the automatic clamping of cutter bar and high accuracy, compact conformation, modularization, for processing precise cutter provides precision rotation axle complex optimum solution.
In order to solve the existing problem of background technology, the present invention is by the following technical solutions: it comprises mount pad 1, left end cap 2, right end cap 3, nose circle lid 4, end inner cap 5, chuck handle 6, chuck 7, cutter 8, end cap alignment pin 9, mount pad alignment pin 10, gas-tpe fitting 11, motor lines cable joint 12, bearing (ball) cover 13, the outer back-up ring 14 of bearing, motor 15, cutter bar feed pipe 16, motor outlet wire hole 17, bearing 18, bearing inner shield ring 19, rotor adaptor 20, piston boit 21, gas port 22, air guide annular groove 23, precision spring 24, chuck installing ring 25, left end cap 2 is arranged on one end of mount pad 1 by sealing O shape circle, right end cap 3 is arranged on the other end of mount pad 1 by sealing O shape circle, one end of right end cap 3 is provided with nose circle lid 4, on nose circle lid 4, be provided with end inner cap 5, on end inner cap 5, be provided with chuck handle 6, chuck 7 is arranged on the front side of chuck handle 6, cutter 8 is arranged in chuck 7, on left end cap 2 and right end cap 3, be provided with end cap alignment pin 9, on mount pad 1, be provided with mount pad alignment pin 10, gas-tpe fitting 11 is arranged on a side of mount pad 1, and gas-tpe fitting 11 is connected with the gas port 22 that is arranged on mount pad 1 inside, motor lines cable joint 12 is arranged on a side of mount pad 1, and connection corresponding to the motor outlet wire hole 17 that is arranged on mount pad 1 inside, on left end cap 2, be provided with bearing (ball) cover 13, the arranged outside of bearing (ball) cover 13 has the outer back-up ring 14 of bearing, the inner side of bearing (ball) cover 13 is provided with bearing 18, the inner side of bearing 18 is provided with bearing inner shield ring 19, the bosom of mount pad 1 is provided with cutter bar feed pipe 16, on cutter bar feed pipe 16, be set with motor 15, on the rotor of motor 15, be provided with rotor adaptor 20, on rotor adaptor 20, be provided with air guide annular groove 23, on air guide annular groove 23, distribute and be provided with several gas ports 22, in the plunger shaft that rotor adaptor 20 forms, be provided with piston boit 21, between piston boit 21 and chuck handle 6, be provided with precision spring 24, chuck installing ring 25 arranges on nose circle lid 4.
Left and right of the present invention end cap is connected sealing by O shape circle with mount pad 1, when installation, positions by end cap alignment pin 9, guarantees installation accuracy; The stator of motor 15 is directly fixed on by hold-down screw on the inner flange of mount pad 1, and rotor adaptor 20 is directly fixed on the rotor of motor 15 by its hold-down screw again, middle without transmission mechanism, avoids generation to turn round gap and affects transmission accuracy; Utilize rotor adaptor 20 endoporus as plunger shaft, by be arranged on gas-tpe fitting 11 on mount pad 1 on rotor adaptor 20 23 supplies of air guide annular groove there is the compressed air of certain pressure; Compressed air leads to plunger shaft by the gas port 22 distributing on air guide annular groove 23, and compressed air will have certain pressure in plunger shaft enclosure space, promotes piston boit and moves outside plunger shaft.Piston boit 21 is fitted with plunger shaft inwall by two O shape circles of outer ring, to keep piston boit outwards to move along plunger shaft center; Chuck handle 6, by mounting screw and precision spring 24, is directly connected to piston boit 21 outer ends, and has passed nose circle lid 4 in the middle of mounting screw, and through nose circle lid 4 hole places, guide finger is installed at mounting screw, is convenient to chuck handle and does stretching motion; Nose circle lid 4 is directly fixed on rotor adaptor 20 outer ends, chuck 7 is arranged on by accurate thread in the chuck installing ring 25 being fixedly connected with nose circle lid 4, chuck installing ring 25 outer rings and chuck handle 6 inner rings have precision-fit relation, can play equally guiding left and right in the time that chuck handle 6 does stretching motion.In the time that piston boit 21 is outwards exited plunger shaft, it will directly promote chuck handle 6 and outwards move, and piston boit 21 will be by compression with the precision spring 24 in the middle of chuck handle 6; The chuck 7 of outer end is due in the chuck installing ring 25 being fixed on nose circle lid 4, and nose circle lid 4 is fixed on rotor adaptor 20 outer ends with plunger shaft feature, therefore chuck 7 is motionless in the time that chuck handle 6 does stretching motion, like this, chuck handle 6 outwards moves to certain distance and will directly push outside chuck 7, and centripetal contraction is done in chuck 7 outer ends, the final cutter bar clamping through wherein.When 15 rotor drivens whens rotation of motor, rotor will directly drive chuck handle 6, nose circle lid 4, chuck 7, the rotation of cutter bar, for cutter 8 provides the feed motion of circumferencial direction in process; When closing outside gas circuit, in plunger shaft moment undirected outer thrust, in the outside motion process of piston boit 21, pressurized precision spring 24 back into dependence restoring force in plunger shaft by piston boit 21, draw back from driving chuck handle 6, outer end chuck 7 will recover nature, loosening cutter bar equally; In order to form closed cavity to inner air path and plunger shaft, rotor adaptor 20, piston boit 21 inside and outsides are all provided with O-ring seals.By the way, realize the Automatic-clamping of cutter bar and unclamped action, and rotating shaft High Rotation Speed function and the automatic holding function of cutter bar have been become one, compact conformation, profile is small and exquisite, convenient, flexible application; Seal for the ease of inner air path, and meeting rotating shaft works wet the cutting under processing environment of cutter, in interior of rotating shaft, cutter bar feed pipe 16 is installed, these cutter bar feed pipe 16 one end are supported by the bearing 18 being arranged on end cap, bearing 18 is fixed by inside and outside back-up ring, the other end is by coordinating with piston boit 21 endoporus, and this cutter bar feed pipe 16 can rotate with cutter bar.By the way, realize the sealing completely of inner air path, also avoided because cutting water smoke under environment and enter interior of rotating shaft by cutter bar feed pipe wet, caused inner contaminated and cause finally scrapping.
The present invention can solve domestic cutter sharpener R & D Enterprises precision rotation axial length phase dependence on import, and import rotating shaft adopts the technology such as driven by servomotor, Worm Wheel System mostly, has that movement velocity is slow, transmission link exists the technical problems such as revolution gap.This rotating shaft by modular design method by integrated as a whole to high-speed, high precision spinfunction and the automatic holding function of cutter bar, adopt direct-driving motor as driver element, without transmission link, there is the technical characterstics such as the functions such as High Rotation Speed, waterproof sealing, the automatic clamping of cutter bar and high accuracy, compact conformation, modularization, for processing precise cutter provides precision rotation axle complex optimum solution.
Accompanying drawing explanation:
Fig. 1 is external structure schematic diagram of the present invention;
Fig. 2 is the rearview of Fig. 1;
Fig. 3 is structural representation of the present invention.
The specific embodiment:
Referring to Fig. 1-Fig. 3, this specific embodiment by the following technical solutions: it comprises mount pad 1, left end cap 2, right end cap 3, nose circle lid 4, end inner cap 5, chuck handle 6, chuck 7, cutter 8, end cap alignment pin 9, mount pad alignment pin 10, gas-tpe fitting 11, motor lines cable joint 12, bearing (ball) cover 13, the outer back-up ring 14 of bearing, motor 15, cutter bar feed pipe 16, motor outlet wire hole 17, bearing 18, bearing inner shield ring 19, rotor adaptor 20, piston boit 21, gas port 22, air guide annular groove 23, precision spring 24, chuck installing ring 25, left end cap 2 is arranged on one end of mount pad 1 by sealing O shape circle, right end cap 3 is arranged on the other end of mount pad 1 by sealing O shape circle, one end of right end cap 3 is provided with nose circle lid 4, on nose circle lid 4, be provided with end inner cap 5, on end inner cap 5, be provided with chuck handle 6, chuck 7 is arranged on the front side of chuck handle 6, cutter 8 is arranged in chuck 7, on left end cap 2 and right end cap 3, be provided with end cap alignment pin 9, on mount pad 1, be provided with mount pad alignment pin 10, gas-tpe fitting 11 is arranged on a side of mount pad 1, and gas-tpe fitting 11 is connected with the gas port 22 that is arranged on mount pad 1 inside, motor lines cable joint 12 is arranged on a side of mount pad 1, and connection corresponding to the motor outlet wire hole 17 that is arranged on mount pad 1 inside, on left end cap 2, be provided with bearing (ball) cover 13, the arranged outside of bearing (ball) cover 13 has the outer back-up ring 14 of bearing, the inner side of bearing (ball) cover 13 is provided with bearing 18, the inner side of bearing 18 is provided with bearing inner shield ring 19, the bosom of mount pad 1 is provided with cutter bar feed pipe 16, on cutter bar feed pipe 16, be set with motor 15, on the rotor of motor 15, be provided with rotor adaptor 20, on rotor adaptor 20, be provided with air guide annular groove 23, on air guide annular groove 23, distribute and be provided with several gas ports 22, in the plunger shaft that rotor adaptor 20 forms, be provided with piston boit 21, between piston boit 21 and chuck handle 6, be provided with precision spring 24, chuck installing ring 25 arranges on nose circle lid 4.
This specific embodiment left and right end cap is connected sealing by O shape circle with mount pad 1, when installation, positions by end cap alignment pin 9, guarantees installation accuracy; The stator of motor 15 is directly fixed on by hold-down screw on the inner flange of mount pad 1, and rotor adaptor 20 is directly fixed on the rotor of motor 15 by its hold-down screw again, middle without transmission mechanism, avoids generation to turn round gap and affects transmission accuracy; Utilize rotor adaptor 20 endoporus as plunger shaft, by be arranged on gas-tpe fitting 11 on mount pad 1 on rotor adaptor 20 23 supplies of air guide annular groove there is the compressed air of certain pressure; Compressed air leads to plunger shaft by the gas port 22 distributing on air guide annular groove 23, and compressed air will have certain pressure in plunger shaft enclosure space, promotes piston boit and moves outside plunger shaft.Piston boit 21 is fitted with plunger shaft inwall by two O shape circles of outer ring, to keep piston boit outwards to move along plunger shaft center; Chuck handle 6, by mounting screw and precision spring 24, is directly connected to piston boit 21 outer ends, and has passed nose circle lid 4 in the middle of mounting screw, and through nose circle lid 4 hole places, guide finger is installed at mounting screw, is convenient to chuck handle and does stretching motion; Nose circle lid 4 is directly fixed on rotor adaptor 20 outer ends, chuck 7 is arranged on by accurate thread in the chuck installing ring 25 being fixedly connected with nose circle lid 4, chuck installing ring 25 outer rings and chuck handle 6 inner rings have precision-fit relation, can play equally guiding left and right in the time that chuck handle 6 does stretching motion.In the time that piston boit 21 is outwards exited plunger shaft, it will directly promote chuck handle 6 and outwards move, and piston boit 21 will be by compression with the precision spring 24 in the middle of chuck handle 6; The chuck 7 of outer end is due in the chuck installing ring 25 being fixed on nose circle lid 4, and nose circle lid 4 is fixed on rotor adaptor 20 outer ends with plunger shaft feature, therefore chuck 7 is motionless in the time that chuck handle 6 does stretching motion, like this, chuck handle 6 outwards moves to certain distance and will directly push outside chuck 7, and centripetal contraction is done in chuck 7 outer ends, the final cutter bar clamping through wherein.When 15 rotor drivens whens rotation of motor, rotor will directly drive chuck handle 6, nose circle lid 4, chuck 7, the rotation of cutter bar, for cutter 8 provides the feed motion of circumferencial direction in process; When closing outside gas circuit, in plunger shaft moment undirected outer thrust, in the outside motion process of piston boit 21, pressurized precision spring 24 back into dependence restoring force in plunger shaft by piston boit 21, draw back from driving chuck handle 6, outer end chuck 7 will recover nature, loosening cutter bar equally; In order to form closed cavity to inner air path and plunger shaft, rotor adaptor 20, piston boit 21 inside and outsides are all provided with O-ring seals.By the way, realize the Automatic-clamping of cutter bar and unclamped action, and rotating shaft High Rotation Speed function and the automatic holding function of cutter bar have been become one, compact conformation, profile is small and exquisite, convenient, flexible application; Seal for the ease of inner air path, and meeting rotating shaft works wet the cutting under processing environment of cutter, in interior of rotating shaft, cutter bar feed pipe 16 is installed, these cutter bar feed pipe 16 one end are supported by the bearing 18 being arranged on end cap, bearing 18 is fixed by inside and outside back-up ring, the other end is by coordinating with piston boit 21 endoporus, and this cutter bar feed pipe 16 can rotate with cutter bar.By the way, realize the sealing completely of inner air path, also avoided because cutting water smoke under environment and enter interior of rotating shaft by cutter bar feed pipe wet, caused inner contaminated and cause finally scrapping.
This specific embodiment can solve domestic cutter sharpener R & D Enterprises precision rotation axial length phase dependence on import, and import rotating shaft adopts the technology such as driven by servomotor, Worm Wheel System mostly, there is the technical problems such as movement velocity is slow, transmission link existence revolution gap.This rotating shaft by modular design method by integrated as a whole to high-speed, high precision spinfunction and the automatic holding function of cutter bar, adopt direct-driving motor as driver element, without transmission link, there is the technical characterstics such as the functions such as High Rotation Speed, waterproof sealing, the automatic clamping of cutter bar and high accuracy, compact conformation, modularization, for processing precise cutter provides precision rotation axle complex optimum solution.
Claims (1)
1. a cutter sharpener precision rotation axle, it is characterized in that it comprises mount pad (1), left end cap (2), right end cap (3), nose circle lid (4), end inner cap (5), chuck handle (6), chuck (7), cutter (8), end cap alignment pin (9), mount pad alignment pin (10), gas-tpe fitting (11), motor lines cable joint (12), bearing (ball) cover (13), the outer back-up ring (14) of bearing, motor (15), cutter bar feed pipe (16), motor outlet wire hole (17), bearing (18), bearing inner shield ring (19), rotor adaptor (20), piston boit (21), gas port (22), air guide annular groove (23), precision spring (24), chuck installing ring (25), left end cap (2) is arranged on one end of mount pad (1) by sealing O shape circle, right end cap (3) is arranged on the other end of mount pad (1) by sealing O shape circle, one end of right end cap (3) is provided with nose circle lid (4), on nose circle lid (4), be provided with end inner cap (5), on end inner cap (5), be provided with chuck handle (6), chuck (7) is arranged on the front side of chuck handle (6), cutter (8) is arranged in chuck (7), on left end cap (2) and right end cap (3), be provided with end cap alignment pin (9), on mount pad (1), be provided with mount pad alignment pin (10), gas-tpe fitting (11) is arranged on a side of mount pad (1), and gas-tpe fitting (11) gas port (22) inner with being arranged on mount pad (1) is connected, motor lines cable joint (12) is arranged on a side of mount pad (1), and motor outlet wire hole (17) the corresponding connection inner with being arranged on mount pad (1), on left end cap (2), be provided with bearing (ball) cover (13), the arranged outside of bearing (ball) cover (13) has the outer back-up ring (14) of bearing, the inner side of bearing (ball) cover (13) is provided with bearing (18), the inner side of bearing (18) is provided with bearing inner shield ring (19), the bosom of mount pad (1) is provided with cutter bar feed pipe (16), on cutter bar feed pipe (16), be set with motor (15), on the rotor of motor (15), be provided with rotor adaptor (20), on rotor adaptor (20), be provided with air guide annular groove (23), the upper distribution of air guide annular groove (23) is provided with several gas ports (22), in the plunger shaft that rotor adaptor (20) forms, be provided with piston boit (21), between piston boit (21) and chuck handle (6), be provided with precision spring (24), chuck installing ring (25) arranges on nose circle lid (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210509280.XA CN103846746A (en) | 2012-11-30 | 2012-11-30 | Precise rotating shaft for cutter grinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210509280.XA CN103846746A (en) | 2012-11-30 | 2012-11-30 | Precise rotating shaft for cutter grinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103846746A true CN103846746A (en) | 2014-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210509280.XA Pending CN103846746A (en) | 2012-11-30 | 2012-11-30 | Precise rotating shaft for cutter grinder |
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|---|---|
| CN (1) | CN103846746A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004043646A1 (en) * | 2002-11-12 | 2004-05-27 | Rollomatic Sa | Spindle unit |
| CN1665643A (en) * | 2002-06-27 | 2005-09-07 | 格里森工场 | Clamping assembly |
| WO2009027940A1 (en) * | 2007-08-31 | 2009-03-05 | Rollomatic Sa | Precision guiding device in a machine for machining cylindrical parts |
| CN202428275U (en) * | 2011-12-08 | 2012-09-12 | 欣竑科技有限公司 | Rotating module for micro-drill grinder |
| CN202964315U (en) * | 2012-11-30 | 2013-06-05 | 昆山允可精密工业技术有限公司 | Precision rotating shaft for cutter grinding machine |
-
2012
- 2012-11-30 CN CN201210509280.XA patent/CN103846746A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1665643A (en) * | 2002-06-27 | 2005-09-07 | 格里森工场 | Clamping assembly |
| WO2004043646A1 (en) * | 2002-11-12 | 2004-05-27 | Rollomatic Sa | Spindle unit |
| WO2009027940A1 (en) * | 2007-08-31 | 2009-03-05 | Rollomatic Sa | Precision guiding device in a machine for machining cylindrical parts |
| CN202428275U (en) * | 2011-12-08 | 2012-09-12 | 欣竑科技有限公司 | Rotating module for micro-drill grinder |
| CN202964315U (en) * | 2012-11-30 | 2013-06-05 | 昆山允可精密工业技术有限公司 | Precision rotating shaft for cutter grinding machine |
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Application publication date: 20140611 |