CN201012455Y - Direct connection type main spindle high and low gear changing device - Google Patents
Direct connection type main spindle high and low gear changing device Download PDFInfo
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- CN201012455Y CN201012455Y CNU2007200055033U CN200720005503U CN201012455Y CN 201012455 Y CN201012455 Y CN 201012455Y CN U2007200055033 U CNU2007200055033 U CN U2007200055033U CN 200720005503 U CN200720005503 U CN 200720005503U CN 201012455 Y CN201012455 Y CN 201012455Y
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- 238000006073 displacement reaction Methods 0.000 claims abstract description 18
- 238000003754 machining Methods 0.000 claims description 12
- 230000000694 effects Effects 0.000 claims description 9
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 230000007246 mechanism Effects 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 abstract description 19
- 230000005540 biological transmission Effects 0.000 abstract description 7
- 230000001360 synchronised effect Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 6
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- 238000010586 diagram Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
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- 238000005516 engineering process Methods 0.000 description 2
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- 230000012447 hatching Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
A directly fastened spindle high and low gear switch device is arranged between a motor of the directly fastened spindle and a processing spindle. The device includes a transmission unit which is equipped with an input gear and an output gear, a clutch unit which can be meshed with the input gear of the transmission unit, a speed changing unit which is connected with the clutch unit and can be meshed with the input gear and the output gear of the transmission unit and a displacement unit for controlling the synchronous movements of the clutch unit and the speed changing unit. The transmission unit can be respectively combined with the clutch unit and the speed changing unit through the drive of the displacement unit. When the transmission unit is combined with the clutch unit, the output rotational speed of the motor can be output directly to the processing spindle. Or when the transmission unit is combined with the speed changing unit, the output rotational speed of the motor can be output to the processing spindle in a way of deceleration. Therefore, with a single central cutting machine, the processing requirements of the high and low rotational speed can be satisfied and the processing efficiency can be improved.
Description
Technical field
The utility model is relevant with central cutting machine structure, more detailed it, refer to a kind of direct type main shaft high and low shift converting means.
Background technology
The central cutting machine is for making the processing machine of various machinery equipments, not only it is depositing inseparable relation with manufacturing industry, such as the prouctiveness and the product precision of industries such as mechanical industry, national defense industry, auto industry, aerospace industry all depend on the stability and the reliability of central cutting machine.Generally speaking, various central cutting machine possesses different designs and type of drive separately for satisfying different processing purpose; For example: the central cutting machine of belt driven type meet the demand of heavy cut processing, but shortcoming is the rotating speed deficiency because of its high torsion slow-speed of revolution; Though and the high rotating speed of direct type motor center cutter and high accuracy meet surperficial milling process requirements just, so its low torsion characteristic can't be loaded and is used for the demand of heavy cut processing.
Therefore, in known techniques, for cooperating by thick to smart element procedure, often must the purchase central cutting machine of two or more different rotating speeds of user.Thus, not only significantly improved the burden of equipment cost, the central cutting machine of increase also must take suitable factory building space and separately personnel assigned operate.In addition,,, therefore element is loaded and unloaded the time loss gesture that shifts and to avoid between each central cutting machine, also influence whole working (machining) efficiency relatively because the element procedure need be used different central cutting machines in the different operation stage according to conventional art.
Summary of the invention
Because above-mentioned needs, the utility model provides a direct type main shaft high and low shift converting means, to overcome the defective of above-mentioned traditional structure, make a Spindle Motor just can reach high rotating speed and slow-revving output simultaneously, so can single central cutting machine satisfy the process requirements of high and low rotating speed simultaneously.
A kind of direct type main shaft high and low shift converting means, it is installed between a motor and a machining spindle of a direct type alignment of shafts cutter, it is characterized in that, comprising:
One has the gear unit of an input gear and an output gear;
One can with the input gears engaged of this gear unit, in order to export the rotating speed of this motor, i.e. the clutch unit of one first rotating speed;
One link with this clutch unit and can with the input gear and the output gear engagement of this gear unit, in order to the output speed of this motor is exported to the variable-speed unit of this machining spindle after deceleration is one second rotating speed; And
One in order to control this clutch unit and the synchronization-moving displacement unit of this variable-speed unit.
Wherein, this direct type main shaft high and low shift converting means is attached between the shaft coupling of this main shaft at this Spindle Motor and.
Wherein, this gear unit comprises input gear, one first roller gear axle and an output gear; This input gear link to each other with a rotating shaft of this motor and with this first roller gear axle activity pivotal engagement; This first roller gear axle then with a flank engagement of this output gear, and link to each other with this machining spindle.
Wherein, this clutch unit is the clutch gear that an activity is sleeved on this first roller gear axle; This clutch gear is with a flank of tooth and the engagement of this first roller gear axle, and its another flank of tooth and this are imported gears engaged.
Wherein, this variable-speed unit and this gear unit be for be arrangeding in parallel, comprise one first idle pulley, one second idle pulley and with one second roller gear axle; In this second idle pulley, and this second idle pulley is with the engagement of its internal diameter flank of tooth and this second roller gear axle with its internal diameter secure bond for this first idle pulley.
Wherein, the face width of tooth of this first idle pulley is less than the face width of tooth of this second idle pulley.
Wherein, linking between this clutch unit and this variable-speed unit has a platform, and this platform and this displacement unit Joint.
Wherein, this displacement unit is an oil sector or air pressure mechanism.
Wherein, should this gear unit be combined respectively with this clutch unit or this variable-speed unit via the driving of this displacement unit; When this gear unit combines with this clutch unit, can be with the output speed of this motor, i.e. one first rotating speed, directly export this machining spindle to, and when this gear unit combines with this variable-speed unit, the output speed of this motor can be changed to one second rotating speed after slowing down and export this machining spindle to.
Implement after the above-mentioned technological means, the obtainable concrete benefit of the utility model is:
1. see through device of the present utility model, a Spindle Motor is got reach simultaneously high rotating speed and slow-revving output, so can single central cutting machine satisfy the process requirements of high and low rotating speed simultaneously.
2. the utility model high and low shift converting means realization central cutting machine can be realized compoundization of multiplex (MUX), reaches the multiple benefit of saving equipment cost, saving the mechanical placement space, saving operating manpower.
3. utilize device of the present utility model, exempt the time consumption that workpiece is changed between different central cutting machines, therefore promote processing usefulness.
Description of drawings
Fig. 1: the stereo appearance figure that is the direct type alignment of shafts cutter of application the utility model direct type main shaft high and low shift converting means.
Fig. 2: be direct type main shaft drives unit stereo appearance figure among Fig. 1.
Fig. 3: the stereo appearance figure that is the utility model direct type main shaft high and low shift converting means.
Fig. 4: being the cutaway view of the utility model direct type main shaft high and low shift converting means, is to draw along 4-4 hatching among Fig. 3.
Fig. 5: be according to Fig. 4,, show that this clutch unit combines with this gear unit, and this main shaft be positioned at the state of high gear for one of the utility model direct type main shaft high and low shift converting means action diagram.
Fig. 6: be two of the utility model direct type main shaft high and low shift converting means action diagram, show that this main shaft is positioned at the state that speed shelves switch, and the situation that breaks away from gradually of this clutch unit and this gear unit.
Fig. 7: be three of the utility model direct type main shaft high and low shift converting means action diagram, show that main shaft is positioned at the state that the speed shelves switch, and the situation that combines gradually of first idle pulley of this variable-speed unit and the input gear of this gear unit.
Fig. 8: be four of the utility model direct type main shaft high and low shift converting means action diagram, show that this variable-speed unit combines with this gear unit, and this main shaft be positioned at the state of low gear.
The specific embodiment
Fig. 1 to Fig. 8 draws according to a kind of embodiment of the present utility model, and wherein shown component structure and ratio only are the usefulness of explanation the utility model theory, and are not restriction of the invention process.
Fig. 1 is the direct type alignment of shafts cutter 90 of application the utility model high and low shift converting means; The utility model high and low shift converting means 10 is to be installed in the shell 81 of a direct type main shaft drives unit 80.
Direct type main shaft high and low shift converting means 10 of the present utility model, as shown in Figure 2, being installed in 83 of a motor 82 of a direct type master central cutting machine and machining spindles, further saying, is to be attached between the shaft coupling 84 of this main shaft 83 at this Spindle Motor 82 and one.
Direct type main shaft high and low shift converting means 10 of the present utility model, according to the embodiment that is illustrated among the figure, can be a mechanism that is coated by a shell 11, the shape of this shell 11 and size can cooperate different main shafts and be different designs, and device wherein mainly comprises: a gear unit 13, one clutch unit, a variable-speed unit 17, and a displacement unit 19.Details are as follows for the structure of its each unit and association.
As Fig. 3 and Fig. 4, in the present embodiment, this gear unit 13 comprises input gear 131, one first roller gear axles 133 and an output gear 135; Wherein, this input gear 131 links to each other with a rotating shaft of this motor 82, that is the rotational synchronization of these motor 82 rotating shafts drives 131 rotations of this input gear, and this input gear 131 also has an outer flank of tooth 1311.The below that is close to this input gear 131 is provided with this first roller gear axle 133, and this first roller gear axle 133 and this 131 of gear of input are pivotable binding with a bearing 1312; Wherein, this first roller gear axle 133 has a default face width of tooth, and its external diameter flank of tooth 1331 covers are should the inner toothed surface 1351 of output gear 135, so this first roller gear axle 133 meshes each other with this output gear 135; And this first roller gear axle 133 sees through this shaft coupling 84 with its end that is adjacent to this output gear 135 and links to each other with this machining spindle 83.
Secondly, in the present embodiment, this clutch unit is substantially a clutch gear, and it is the internal tooth wheel disc that an activity is sleeved on this first roller gear axle 133; This internal tooth wheel disc is with the outer flank of tooth 1331 of one first flank of tooth, 151 movable fits and this first roller gear axle 133, and with the outer flank of tooth 1352 engagements of one second flank of tooth 152 with this output gear (135); Therefore this clutch gear can be vertical reciprocal displacement with respect to this first roller gear axle 133, and because the engagement of its and this first roller gear axle 133 is synchronous relation of rotating and make both.
The utility model also comprises a variable-speed unit 17 that be arranged in parallel with this gear unit 13.This variable-speed unit 17 comprises one first idle pulley 173, one second idle pulley 175 and one second roller gear axle 171; Wherein, this second roller gear axle 171 is provided with external tooth, and moving this second roller gear axle, 171 outsides of being located at of these second idle pulley, 175 kinks; These second idle pulley, 175 tops present a tubulose and extend, and this first idle pulley 173 can be closed in this second idle pulley 175 in this admittedly with its internal diameter 1731, the outer flank of tooth 1732,1752 that makes this first idle pulley 173 and this second idle pulley 175 for can a distance location mutually at interval, and have the relation that synchronous vertical displacement and rotation are synchronously moved; By above-mentioned gear structure, this first idle pulley 173 can be vertical reciprocal displacement with respect to this second roller gear axle 171 with this second idle pulley 175, and can be that the axle center rotates with this second roller gear axle 171 synchronously.
And these second idle pulley, 175 its internal diameter flank of tooth 1751 and this engagement; Wherein, the outer flank of tooth 1732 of this first idle pulley 173 meshes and the outer flank of tooth 1752 of this second idle pulley 175 and the outer flank of tooth 1352 engagements of this output gear 135 with the outer flank of tooth 1311 of this input gear 131.
According to an embodiment of the present utility model, this input gear 131 is the engagement of the outer flank of tooth 1352,1752 of this second idle pulley 175 and this output gear 135 with the rotating speed rotation of motor 82 designs with its number of teeth and pitch diameter with this first idle pulley 173, has the function with the rotating speed deceleration of motor 82.
In addition, as seen from the figure, this clutch gear, first idle pulley 173 and 175 of one second idle pulleys have a connection relationship, are to link these clutch gears and this second idle pulley, 175 tools with this first idle pulley 173 of interlock with a platform 191.
This displacement unit 19 of the present utility model can be an oil sector or air pressure mechanism, and its drive end is fixedly arranged on this platform 191; Edge is that this displacement unit 19 can be controlled this clutch gear, first idle pulley 173 and one second idle pulley 175 and be the synchronous shift with respect to this first roller gear axle 133 and the second roller gear axle 171.
Followingly start pattern of the present utility model is described with reference to Fig. 5 to Fig. 8.Carry out precision cutting when need use a central cutting machine with high rotating speed, promptly directly utilize the rotating speed of this motor under the normality, be defined herein as one first rotating speed, when driving this main shaft, high and low shift converting means 10 of the present utility model presents a high gear pattern; This moment, this clutch gear was engaged in this input gear 131 with its second flank of tooth 152, and because the connection relationship of 175 of this clutch gear, first idle pulley 173 and one second idle pulleys, this first idle pulley 173 and one second idle pulley 175 are subjected to this platform 191 to be positioned the relative upside of this second roller gear axle 171, and do not contact with the input gear 131 and the output gear 135 of this gear unit 13.
Therefore, when the rotating shaft of this motor drives these input gear 131 rotations, this input gear 131 drives this clutch gear, this clutch gear and then drive this first roller gear axle 133, and with the original rotating speed of motor input, promptly first rotating speed directly drives the shaft coupling of this central cutting machine main shaft top, thereby drives this main shaft with this first rotational speed.
And when desire uses this central cutting machine to carry out the slow-revving operation of the high torsion of demand, then device 10 of the present utility model is switched to the low gear pattern.At this moment, earlier the rotating speed of motor is turned down, formed and change slow running, in order to the strength transmission of gear between transforming gear; Then start this displacement unit 19, make its with affixed platform 191 affect, and realize a start that vertically moves down, thereby also vertical synchronously the moving down of clutch gear, first idle pulley 173 and one second idle pulley 175 that has connection relationship with this platform 191.This start makes this clutch gear produce the action that progressively breaks away from respect to this input gear 131, and this first idle pulley 173 is moved down and progressively with the outer flank of tooth 1311 engagement of this input gear 131, and this second idle pulley 175 also moves to the outer flank of tooth 1352 positions of engagement of importing out gear 135 with this subsequently, therefore finishes by top grade to low-grade switching.
Therefore, when the rotating shaft of this motor drives this input gear 131 with this first rotational speed, this input gear 131 drives this first idle pulley 173, and the rotation of this first idle pulley 173 drives second idle pulley 175 that it meshed subsequently, thereby drives the output gear 131 of this gear unit 13.When this moment, because clutch gear is to break away from this input gear 131, this first roller gear axle 133 is in free state with respect to this input gear 131, therefore must be subjected to the driving of this output gear 135 and rotate, and then the one second rotating speed rotating speed of exporting under the low-grade pattern of the utility model device is driven to the working-spindle that it links.
When desiring to move back shelves, start this displacement unit 19, make its with affixed platform 191 upwards promote, be reset to this clutch gear and the state that this input gear 131 meshes, promptly finish device of the present utility model switched back the high gear pattern.
More than be the start pattern that outlines the utility model direct type main shaft high and low shift converting means 10, and its principle that produces the speed change effect will be in hereinafter cooperating embodiment to be illustrated.
Utilizing gear to carry out speed change is to be technology known in the mechanical field, and it is that the gear combination that sees through the different numbers of teeth and pitch diameter reaches the effect of adjusting input speed basically.Be example at this 10000rpm that is generally used with the direct type main shaft (per minute 10,000 changes) motor output speed, effect of the present utility model is described.
Among the embodiment that illustrates in the drawings, this input gear 131 and this first idle pulley 173 have the gear teeth of similar number, for example are 34 teeth, and this second idle pulley 175 is 26 teeth for example, and this output gear 135 for example is 43 teeth; Therefore when the original rotating speed of this motor is 10000rpm, after this second idle pulley 175 and this output gear 135 slow down, rotating speed is reduced, export this machining spindle to about 6000rpm; Certainly, lower output speed can be reached by adjusting principal axis motor rotation speed and variation gear combination.So by above-mentioned structure, the utility model is achieved and utilizes single spindle drive systems and reach the high rotating speed of motor is converted to torsion, and realizes the effect of the high torsion output of the slow-speed of revolution.
Simultaneously, the utility model also involves the matching design of the face width of tooth and tyre tread between each gear, is installed on the smooth-going switching of carrying out the gear pattern in the tool spindle operation in order to of the present utility model.For example, see Fig. 5 to Fig. 8, via calculating and the configuration arrangement, when this displacement unit 19 affect its affixed platform 191 normality position during by high-grade pattern when vertically moving down, this clutch gear at first breaks away from this input gear 135, in this clutch gear with after the flank of tooth 1311 of this input gear 131 separates fully, the flank of tooth 1732 sides of this first idle pulley 173 begin to contact this input gear 131, therefore avoid this input gear 131 to contact this clutch gear and this first idle pulley 173 simultaneously, thereby prevent that the stuck situation of gear from taking place; Then this of this motor first rotating speed is accepted by these first idle pulley, 173 these clutch gears of replacement, thereby driving this second idle pulley 175 rotates, and second idle pulley 175 meshes with this output gear 135 subsequently, and finish the binding function of a deceleration system, and making this output gear 135 with this second rotational speed, the rotating speed output that also is about to motor switches to low-grade location.Design configurations that it should be noted that the number of teeth between each gear can be according to theory of mechanics and actual needs and is various variations, and non-to be limited to present embodiment described.
Though this case is to do explanation with a most preferred embodiment, is skillful in this skill person and can makes various multi-form changes not breaking away under this case spirit and the category.The above act implemented only in order to this case to be described, non-scope in order to restriction this case.Such as do not disobey various modifications or the variation that this case spirit is engaged in, all belong to this case claim.
Claims (8)
1. a direct type main shaft high and low shift converting means (10), it is installed between a motor (82) and a machining spindle (83) of a direct type alignment of shafts cutter (90), it is characterized in that, comprising:
One has the gear unit (13) of an input gear (131) and an output gear (135);
One can with the engagement of the input gear (131) of this gear unit (13), in order to export the rotating speed of this motor (82), i.e. the clutch unit of one first rotating speed (15);
One link with this clutch unit (15) and can with the input gear (131) and output gear (135) engagement of this gear unit (13), in order to the output speed of this motor (82) is exported to the variable-speed unit (17) of this machining spindle (83) after deceleration is one second rotating speed; And
One in order to control this clutch unit (15) and the synchronization-moving displacement unit of this variable-speed unit (17) (19).
2. direct type main shaft high and low shift converting means as claimed in claim 1 (10) is characterized in that: it is positioned between the shaft coupling (84) that this Spindle Motor (82) and is attached to this main shaft (83).
3. direct type main shaft high and low shift converting means as claimed in claim 1 (10) is characterized in that: this gear unit (13) comprises input gear (131), one first roller gear axle (133) and an output gear (135); Wherein, this input gear (131) link to each other with a rotating shaft of this motor (82) and with this first roller gear axle (133) activity pivotal engagement; This first roller gear axle (133) then with the flank engagement of this output gear (135), and link to each other with this machining spindle (83).
4. direct type main shaft high and low shift converting means as claimed in claim 1 (10) is characterized in that: this clutch unit (15) is the clutch gear that an activity is sleeved on this first roller gear axle (133); Wherein, this clutch gear is with a flank of tooth and the engagement of this first roller gear axle (133), and its another flank of tooth and this are imported gears engaged (131).
5. direct type main shaft high and low shift converting means as claimed in claim 1 (10), it is characterized in that: this variable-speed unit (17) and this gear unit (13) be for be arrangeding in parallel, comprise one first idle pulley (173), one second idle pulley (175) and and one second roller gear axle (171); Wherein, in this second idle pulley (175), and this second idle pulley (175) is with its internal diameter flank of tooth (1751) and the engagement of this second roller gear axle (171) with its internal diameter secure bond for this first idle pulley (173).
6. direct type main shaft high and low shift converting means as claimed in claim 5 (10) is characterized in that: the face width of tooth of this first idle pulley (173) is less than the face width of tooth of this second idle pulley (175).
7. direct type main shaft high and low shift converting means as claimed in claim 1 is characterized in that: linking between this clutch unit (15) and this variable-speed unit (17) has a platform (191), and this platform (191) and this displacement unit (19) Joint.
8. direct type main shaft high and low shift converting means as claimed in claim 1 (10) is characterized in that: this displacement unit (19) is an oil sector or air pressure mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200055033U CN201012455Y (en) | 2007-03-06 | 2007-03-06 | Direct connection type main spindle high and low gear changing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200055033U CN201012455Y (en) | 2007-03-06 | 2007-03-06 | Direct connection type main spindle high and low gear changing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201012455Y true CN201012455Y (en) | 2008-01-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200055033U Expired - Fee Related CN201012455Y (en) | 2007-03-06 | 2007-03-06 | Direct connection type main spindle high and low gear changing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201012455Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102518758A (en) * | 2012-01-04 | 2012-06-27 | 党金行 | Clutch variable-speed gear |
| CN107289084A (en) * | 2016-04-12 | 2017-10-24 | 熵零技术逻辑工程院集团股份有限公司 | A kind of drive method and apply its transmission mechanism |
-
2007
- 2007-03-06 CN CNU2007200055033U patent/CN201012455Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102518758A (en) * | 2012-01-04 | 2012-06-27 | 党金行 | Clutch variable-speed gear |
| CN102518758B (en) * | 2012-01-04 | 2015-04-01 | 党金行 | Clutch variable-speed gear |
| CN107289084A (en) * | 2016-04-12 | 2017-10-24 | 熵零技术逻辑工程院集团股份有限公司 | A kind of drive method and apply its transmission mechanism |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080130 Termination date: 20120306 |