CN102001037A - Assembling and disassembling mechanism of high precision numerical control extra-large vertical grinding centers - Google Patents
Assembling and disassembling mechanism of high precision numerical control extra-large vertical grinding centers Download PDFInfo
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- CN102001037A CN102001037A CN 201010139244 CN201010139244A CN102001037A CN 102001037 A CN102001037 A CN 102001037A CN 201010139244 CN201010139244 CN 201010139244 CN 201010139244 A CN201010139244 A CN 201010139244A CN 102001037 A CN102001037 A CN 102001037A
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 33
- 239000010959 steel Substances 0.000 claims abstract description 33
- 230000033001 locomotion Effects 0.000 claims abstract description 14
- 229910001651 emery Inorganic materials 0.000 claims description 51
- 238000005096 rolling process Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000002153 concerted effect Effects 0.000 description 1
- 239000007799 cork Substances 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- NHDHVHZZCFYRSB-UHFFFAOYSA-N pyriproxyfen Chemical compound C=1C=CC=NC=1OC(C)COC(C=C1)=CC=C1OC1=CC=CC=C1 NHDHVHZZCFYRSB-UHFFFAOYSA-N 0.000 description 1
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Abstract
The invention provides an assembling and disassembling mechanism of a high precision numerical control extra-large vertical grinding center and the assembling and disassembling mechanism is used to assemble or disassemble the grinding wheel spindle of the high precision numerical control extra-large vertical grinding center. The assembling and disassembling mechanism at least comprises a grinding wheel spindle, a driving device, a thrust bush and a plurality of steel balls, wherein the thrust bush is used to drive the built-in steel balls; the free rolling characteristic of the steel balls is utilized so that the steel balls follows the thrust bush to perform positive movement or reverse movement and the assembly or disassembly of the grinding wheel spindle can be completed. Therefore, the vertical grinding center can have the function of changing the tool (grinding wheel) automatically, the application range can be expanded and the time and labor intensity for changing the grinding wheel can be reduced.
Description
Technical field
The present invention relates to a kind of installation and dismantling technology, particularly relate to the charging crane on a kind of grinding wheel spindle that is applied to the super-huge vertical grinding center of high precision numerical control.
Background technology
As everyone knows, vertical grinder can be to the fine finishining grinding of many batches on cylinder, circular cone, ball bearing inner and outer ring, raceway and each surface of end face, many kinds, many specifications, also be suitable for the high-precision grinding processing of parts such as what gear class, sleeve class, so its development speed is quite surprising, described vertical grinder is by adopting advanced parts, for example emery wheel switch, cutter switch, manipulator, self-operated measuring unit, form the higher combined machine of degree of integration, promptly be referred to as grinding center in the industry.
We know; when grinding center is worked; often need be at the shape of different workpieces; material; or hardness or the like will be changed the emery wheel of all size to adapt to the needs of grinding; and on super-huge vertical grinding center; but because the various workpiece of described super-huge vertical grinding center machining kinds; has versatility; and because lathe is huge; the very inconvenience of artificial transposing emery wheel; also dangerous, it is increasingly automated to add described vertical grinding center, configurable except that emery wheel other various cutters; all programs are all carried out (comprising tool changing) automatically, carry out occurrences in human life intervention possibility hardly as if shutting down because will change emery wheel.
In the process of transposing emery wheel, because the inevitable machine error of each transposing emery wheel, also can cause the unbalanced change of emery wheel and directly influence crudy, in addition, because emery wheel is changed the change in size of the new and old emery wheel in back, be easy to produce artificial round-off error by artificial correction, directly have influence on the kinematic accuracy of main shaft, cause having influence on the quality of grinding operation.
So, how the charging crane of the super-huge vertical grinding center of a kind of high precision numerical control is provided, to avoid shortcoming of the prior art, become the present problem demanding prompt solution of dealer of association area.
Summary of the invention
The shortcoming of prior art in view of the above, the object of the present invention is to provide the charging crane of the super-huge vertical grinding center of a kind of high precision numerical control, so that vertical grinding center has the function of automatic tool changer (changing emery wheel), and then the time and the labour intensity of expansion usage range and saving transposing emery wheel.
Reach other relevant purposes for achieving the above object, the invention provides the charging crane of the super-huge vertical grinding center of a kind of high precision numerical control, be used for the grinding wheel spindle of the super-huge vertical grinding center of described high precision numerical control is installed and field-strip, described charging crane comprises at least: grinding wheel spindle, drive unit, thrust sleeve and a plurality of steel ball, wherein, described grinding wheel spindle has centrum end, described centrum end is sheathed on one to have in the emery wheel splint body of conical internal cavity, and described centrum end external diameter has a great circle cylinder and a roundlet cylinder; Described drive unit comprises cylinder putter and butterfly spring, and described butterfly spring generation axial force drives described cylinder putter and moves forward or backwards; Described thrust sleeve connects described cylinder putter, drives described thrust and be placed in motion forward or backwards when cylinder putter moves forward or backwards; Described a plurality of steel ball is arranged between described thrust sleeve, grinding wheel spindle and the emery wheel splint body, and be located on described great circle cylinder or the roundlet cylinder, when the positive movement of described thrust sleeve, promote described steel ball promotes described emery wheel splint body and grinding wheel spindle when the great circle cylinder is climbed up on the face of cylinder from childhood centrum end locking, when the counter motion of described thrust sleeve, fall after rise to the roundlet cylinder on the arrogant face of cylinder of described steel ball, and described emery wheel splint body separates with grinding wheel spindle.
The charging crane of the super-huge vertical grinding center of high precision numerical control of the present invention also comprises an emery wheel autobalance and an anticollision device, collision-prevention device, be arranged at the centrum end of described grinding wheel spindle, in order to guarantee that emery wheel can obtain balance at any time, and be used to guarantee when emery wheel and other objects meet fast " brake " in time, guarantee the high-precision rotary of main shaft.
In the charging crane of the super-huge vertical grinding center of high precision numerical control of the present invention, when described steel ball is located on the roundlet cylinder, the round external diameter that described steel ball forms is less than the internal diameter of the conical internal cavity of described emery wheel splint body, so that described emery wheel splint body just falls automatically, finishes and unloads action.
In the charging crane of the super-huge vertical grinding center of high precision numerical control of the present invention, described drive unit is a hydraulic jack, and described drive unit has the sender switch, and described sender switch can send the 3 kinds of signals that unload, lock and use leisure moments.
The charging crane of the super-huge vertical grinding center of high precision numerical control of the present invention also comprises a retainer and anti-press-offing.
As mentioned above, the charging crane of the super-huge vertical grinding center of high precision numerical control of the present invention compared with prior art, described vertical grinding center has the function of automatic tool changer (changing emery wheel), has not only expanded usage range, and has saved the time and the labour intensity of transposing emery wheel greatly.The present invention has also adopted automatic balancing technology and automatic collision technology, guaranteed that the emery wheel after the exchange can carry out Balance Treatment automatically and carry out working procedure safely, can shorten the emery wheel replacing time widely after having adopted this charging crane provided by the present invention, guarantee the security of work, guaranteed high accuracy, the high efficiency running of whole electric chief axis system.
Description of drawings
Fig. 1 is the charging crane schematic diagram of the super-huge vertical grinding center of high precision numerical control of the present invention.
Fig. 2 is the A place enlarged diagram of Fig. 1.
The steel ball rolling schematic diagram of Fig. 3 charging crane of the present invention.
The stressed schematic diagram of the steel ball of Fig. 4 charging crane of the present invention.
The specific embodiment
Below by specific instantiation explanation embodiments of the present invention, those skilled in the art can understand other advantages of the present invention and effect easily by the content that this specification disclosed.The present invention can also be implemented or be used by the other different specific embodiment, and the every details in this specification also can be based on different viewpoints and application, carries out various modifications or change under the spirit of the present invention not deviating from.
See also Fig. 1 to Fig. 4, Fig. 1 and Fig. 2 are the charging crane schematic diagram of the super-huge vertical grinding center of high precision numerical control of the present invention, and Fig. 3 and Fig. 4 are charging crane embodiment schematic diagram of the present invention.Need to prove, the diagram that is provided in the present embodiment only illustrates basic conception of the present invention in a schematic way, satisfy only show in graphic with the present invention in relevant assembly but not component count, shape and size drafting when implementing according to reality, kenel, quantity and the ratio of each assembly can be a kind of random change during its actual enforcement, and its assembly layout kenel also may be more complicated.
As shown in the figure, the invention provides the charging crane of the super-huge vertical grinding center of a kind of high precision numerical control, be used for the grinding wheel spindle 11 of the super-huge vertical grinding center of described high precision numerical control is installed and field-strip, described charging crane comprises at least: grinding wheel spindle 11, drive unit 13, thrust sleeve 14 and a plurality of steel ball 15.
See also Fig. 2, Fig. 2 is the A place enlarged diagram of Fig. 1, as shown in the figure, described grinding wheel spindle 11 has centrum end (not indicating), described centrum end is sheathed on one to have in the emery wheel splint body 12 of conical internal cavity, and described centrum end external diameter has a great circle cylinder 111 and a roundlet cylinder 112.In concrete embodiment, when described steel ball 16 was located on the roundlet cylinder 111, the round external diameter that described steel ball 16 forms was less than the internal diameter of the conical internal cavity of described emery wheel splint body 12, so that described emery wheel splint body 12 just falls automatically, finished and unloaded action.
Described drive unit 13 comprises cylinder putter 131 and butterfly spring 134, and described butterfly spring 134 generation axial forces drive described cylinder putter 131 and move forward or backwards; In concrete embodiment, described drive unit 13 is a hydraulic jack, and described drive unit 13 has sender switch (not shown), and described sender switch can send the 3 kinds of signals that unload, lock and use leisure moments.
Described thrust sleeve 15 connects described cylinder putter 131, drives described thrust sleeve 15 in motion forward or backwards when cylinder putter 131 moves forward or backwards.Described a plurality of steel ball 16 is arranged between described thrust sleeve 15, grinding wheel spindle 11 and the emery wheel splint body 12, concrete, described a plurality of steel ball 16 is located on the great circle cylinder 111 or roundlet cylinder 112 of grinding wheel spindle 11, and matches with emery wheel splint body 12 in the outside of described steel ball 16.
Key of the present invention is the carrier that adopts steel ball 16 to transmit as power, the power of transmitting described drive unit 13 generations spurs described emery wheel splint body 12 and locks with the cone driving fit of grinding wheel spindle 11, second effect of described steel ball 16 is to utilize its free rolling characteristic, when following described thrust sleeve 15 to retreat, steel ball 16 is rolled to the roundlet cylinder 112 of grinding wheel spindle 11 front ends, make the minimum-value aperture of the circle diameter of several steel balls 16 peaks formation less than emery wheel splint body 12, make emery wheel splint body 12 like a cork with grinding wheel spindle 11, finish and unload action.
See also Fig. 3 and Fig. 4, when the sender switch of described drive unit 13 sends the locking signal, described butterfly spring 134 produces axial force and drives described cylinder putter 131 positive movements (arrow indication right as shown), and then drive the positive movement of described thrust sleeve 15, thrust sleeve 15 promotes described steel ball 16 promotes described emery wheel splint body 12 and grinding wheel spindle 11 when great circle cylinder 111 is climbed up on the face of cylinder 112 from childhood centrum end firm locking, to finish locking action.At this moment, the stressed of described steel ball 16 is as shown in Figure 4, and the power F of steel ball 16 is making a concerted effort of two power Fx and Fy.
The sender switch of described drive unit 13 sends when unloading signal, described drive unit 13 is to left movement, promote thrust sleeves 15 counter motions (as shown arrow indication left to) by cylinder putter 131 again simultaneously at compression disk spring 132, make described thrust sleeve 15 counter motions move steel ball 16 on the roundlet cylinder 112 of grinding wheel spindle 11, be as shown in Figure 3, when described steel ball 16 is located on the roundlet cylinder 111, the round external diameter that described steel ball 16 forms is less than the internal diameter of the conical internal cavity of described emery wheel splint body 12, so that described emery wheel splint body 12 just falls automatically, finish and unload action.
In concrete embodiment, described charging crane also comprises an emery wheel autobalance and anticollision device, collision-prevention device 16, be arranged at the centrum end of described grinding wheel spindle 11, in order to guarantee that emery wheel can obtain balance at any time, and be used to guarantee when emery wheel and other objects meet fast " brake " in time, guarantee the high-precision rotary of main shaft.
In concrete embodiment, described charging crane also comprises the retainer 17 that a centrum that is arranged at described grinding wheel spindle 11 is held and prevents press-offing 18.
In sum, the charging crane of the super-huge vertical grinding center of high precision numerical control of the present invention compared with prior art, described vertical grinding center has the function of automatic tool changer (changing emery wheel), has not only expanded usage range, and has saved the time and the labour intensity of transposing emery wheel greatly.The present invention has also adopted automatic balancing technology and automatic collision technology, guaranteed that the emery wheel after the exchange can carry out Balance Treatment automatically and carry out working procedure safely, can shorten the emery wheel replacing time widely after having adopted this charging crane provided by the present invention, guarantee the security of work, guaranteed high accuracy, the high efficiency running of whole electric chief axis system.And charging crane of the present invention has simple in structure, reliable working performance, and implementation cost is lower, machining accuracy height, characteristic safe and reliable to operation.So compared with prior art, the present invention has effectively overcome various shortcoming of the prior art and the tool high industrial utilization.
The foregoing description is illustrative principle of the present invention and effect thereof only, but not is used to limit the present invention.Any personage who has the knack of this technology all can be under spirit of the present invention and category, and the foregoing description is modified or changed.Therefore, have in the technical field under such as and know that usually the knowledgeable modifies or changes not breaking away from all equivalences of being finished under disclosed spirit and the technological thought, must be contained by claim of the present invention.
Claims (8)
1. the charging crane of the super-huge vertical grinding center of high precision numerical control is used for the grinding wheel spindle of the super-huge vertical grinding center of described high precision numerical control is installed and field-strip, it is characterized in that described charging crane comprises at least:
Grinding wheel spindle, it has centrum end, and described centrum end is sheathed on one to have in the emery wheel splint body of conical internal cavity, and described centrum end external diameter has a great circle cylinder and a roundlet cylinder;
Drive unit comprises cylinder putter and butterfly spring, and described butterfly spring generation axial force drives described cylinder putter and moves forward or backwards;
Thrust sleeve connects described cylinder putter, drives described thrust and be placed in motion forward or backwards when cylinder putter moves forward or backwards; And
A plurality of steel balls, be arranged between described thrust sleeve, grinding wheel spindle and the emery wheel splint body, and be located on described great circle cylinder or the roundlet cylinder, when the positive movement of described thrust sleeve, promote described steel ball promotes described emery wheel splint body and grinding wheel spindle when the great circle cylinder is climbed up on the face of cylinder from childhood centrum end locking, when the counter motion of described thrust sleeve, fall after rise to the roundlet cylinder on the arrogant face of cylinder of described steel ball, and described emery wheel splint body separates with grinding wheel spindle.
2. the charging crane of the super-huge vertical grinding center of high precision numerical control as claimed in claim 1, it is characterized in that: described charging crane also comprises an emery wheel autobalance and an anticollision device, collision-prevention device, be arranged at the centrum end of described grinding wheel spindle, in order to guarantee that emery wheel can obtain balance at any time, and be used to guarantee when emery wheel and other objects meet fast " brake " in time, guarantee the high-precision rotary of main shaft.
3. the charging crane of the super-huge vertical grinding center of high precision numerical control as claimed in claim 1 is characterized in that: when described steel ball was located on the roundlet cylinder, the round external diameter that described steel ball forms was less than the internal diameter of the conical internal cavity of described emery wheel splint body.
4. the charging crane of the super-huge vertical grinding center of high precision numerical control as claimed in claim 1 is characterized in that: described charging crane comprises that also one is arranged at the retainer of the centrum end of described grinding wheel spindle.
5. the charging crane of the super-huge vertical grinding center of high precision numerical control as claimed in claim 1 is characterized in that: described charging crane comprises that also one is arranged at anti-the press-offing of the centrum end of described grinding wheel spindle.
6. the charging crane of the super-huge vertical grinding center of high precision numerical control as claimed in claim 1 is characterized in that: described drive unit is a hydraulic jack.
7. the charging crane of the super-huge vertical grinding center of high precision numerical control as claimed in claim 6 is characterized in that: described drive unit has the sender switch.
8. the charging crane of the super-huge vertical grinding center of high precision numerical control as claimed in claim 7 is characterized in that: described sender switch can send the 3 kinds of signals that unload, lock and use leisure moments.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010139244 CN102001037B (en) | 2010-04-02 | 2010-04-02 | Assembling and disassembling mechanism of high precision numerical control extra-large vertical grinding centers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010139244 CN102001037B (en) | 2010-04-02 | 2010-04-02 | Assembling and disassembling mechanism of high precision numerical control extra-large vertical grinding centers |
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| Publication Number | Publication Date |
|---|---|
| CN102001037A true CN102001037A (en) | 2011-04-06 |
| CN102001037B CN102001037B (en) | 2013-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201010139244 Expired - Fee Related CN102001037B (en) | 2010-04-02 | 2010-04-02 | Assembling and disassembling mechanism of high precision numerical control extra-large vertical grinding centers |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6457916B2 (en) * | 1999-11-15 | 2002-10-01 | Insty-Bit, Inc. | Locking quick-change chuck assembly |
| US20040164503A1 (en) * | 2003-02-21 | 2004-08-26 | Wei-Chuan Fan-Chiang | Bit quick-release device |
| CN2880378Y (en) * | 2004-10-19 | 2007-03-21 | 三和企业株式会社 | Grinding material fixing device assembling and disassembling structure of portable grinding machine |
| CN2936505Y (en) * | 2006-08-24 | 2007-08-22 | 宾焕南 | Pneumatic clamping deivce for lathe |
| CN201744921U (en) * | 2010-04-02 | 2011-02-16 | 上海莱必泰数控机床股份有限公司 | Loading and unloading mechanism of high-precision numerical-control overlarge vertical grinding center |
-
2010
- 2010-04-02 CN CN 201010139244 patent/CN102001037B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6457916B2 (en) * | 1999-11-15 | 2002-10-01 | Insty-Bit, Inc. | Locking quick-change chuck assembly |
| US20040164503A1 (en) * | 2003-02-21 | 2004-08-26 | Wei-Chuan Fan-Chiang | Bit quick-release device |
| CN2880378Y (en) * | 2004-10-19 | 2007-03-21 | 三和企业株式会社 | Grinding material fixing device assembling and disassembling structure of portable grinding machine |
| CN2936505Y (en) * | 2006-08-24 | 2007-08-22 | 宾焕南 | Pneumatic clamping deivce for lathe |
| CN201744921U (en) * | 2010-04-02 | 2011-02-16 | 上海莱必泰数控机床股份有限公司 | Loading and unloading mechanism of high-precision numerical-control overlarge vertical grinding center |
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| Publication number | Publication date |
|---|---|
| CN102001037B (en) | 2013-08-14 |
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Granted publication date: 20130814 |