CN204997427U - Fluted disc positioning mechanism of toolchanger - Google Patents
Fluted disc positioning mechanism of toolchanger Download PDFInfo
- Publication number
- CN204997427U CN204997427U CN201520709200.4U CN201520709200U CN204997427U CN 204997427 U CN204997427 U CN 204997427U CN 201520709200 U CN201520709200 U CN 201520709200U CN 204997427 U CN204997427 U CN 204997427U
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- CN
- China
- Prior art keywords
- cabinet
- rotating shaft
- fluted disc
- cylinder body
- cutterhead
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- Expired - Fee Related
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Abstract
The utility model belongs to numerical control machine tool design makes the field, concretely relates to fluted disc positioning mechanism of toolchanger, comprising a cutter head, the blade disc is coaxial fixed with a pivot, pivot circumferential direction, endwise slip setting are on quick -witted case, the machine on the case fixed being provided with decide the fluted disc with the pivot is coaxial, be provided with movable fluted disc on pivot or the blade disc, be equipped with hydraulic cylinder body on the machine case, be equipped with the piston in the pivot, when endwise slip is followed in the hydraulic pressure mechanism drive pivot that cylinder body and piston are formed, can make movable fluted disc and decide fluted disc meshing or separation. The technical effects of the utility model comprises: the spinning movement of blade disc is fixed a position through the fluted disc, and when ensureing tool changing each time, corresponding cutting main shaft can both target in place in accurate rotation, and in addition, the fluted disc can also play the spacing effect of circumference, prevents that the blade disc takes place to deflect in the working process.
Description
Technical field
The utility model belongs to Digit Control Machine Tool and manufactures and designs field, is specifically related to a kind of fluted disc detent mechanism of tool changing device.
Background technology
Along with the development of scientific and technological level, the requirement of manufacturing industry to mach precision is also more and more higher, traditional machining apparatus cannot be competent at day by day harsh process requirements already, therefore the machining apparatus that this automaticity of Digit Control Machine Tool that has been born is high, Digit Control Machine Tool adopts the action such as cutting, feeding of digital control system automatic control machine tool, the accurate control of cutting output can be realized, can greatly enhance productivity simultaneously.Drill hole processing center just belongs to a kind of multiduty Digit Control Machine Tool, and its main shaft drives cutter rotates, and can implement the multiple manufacturing procedures such as boring, bore hole, milling by changing different cutters.The fluted disc detent mechanism that inventor has devised a kind of drill hole processing center tool changing device of the present utility model, as shown in Figure 1, this automatic tool changer comprises the cutterhead 20 rotating and be arranged on cabinet 10, and the first driver element 30 for driving cutterhead 20 to rotate, described cutterhead 20 is circumferentially arranged at intervals with multiple cutting spindle 23 for clamping cutter, and each cutting spindle 23 is along the setting of cutterhead 20 radial rotating and each cutting spindle 23 the inner is equipped with gear 24; Described cutterhead 20 is flexible along own axes direction to be arranged, and cabinet 10 is provided with the second driver element for driving cutterhead 20 flexible; Described cabinet 10 is also provided with transition gear 41, described transition gear 41 is driven by the 3rd driver element 40 that cabinet is arranged, in the process that described first driver element 30, second drive unit drives cutterhead 20 rotates, stretch, the gear 24 of each cutting spindle 23 the inner can be made alternately to engage with described transition gear 41.The transmission mechanism of this tool changing device is simple, and cost is lower, but wants to guarantee that this cutter-exchange mechanism can keep stable when each station, just must design a set of detent mechanism and carry out circumference location to cutterhead.
Utility model content
The purpose of this utility model is to provide a kind of fluted disc detent mechanism that can carry out the tool changing device of circumference location to the cutterhead of tool changing device.
For achieving the above object, the utility model provides following technical scheme: a kind of fluted disc detent mechanism of tool changing device, comprises cutterhead, and described cutterhead and a rotating shaft are coaxially fixed, and described rotating shaft circumference is rotated, sliding axially is arranged on cabinet; Described cabinet is fixedly installed the fixed tooth disk coaxial with rotating shaft, described rotating shaft or cutterhead are provided with active toothed disk, described active toothed disk is relative with rotating shaft and cutterhead fixing; Described cabinet is provided with the hydraulic cylinder body with the machine-shaping of cabinet casing integrated with body, described rotating shaft is provided with piston, described piston forms with cylinder body and is slidably matched in cylinder body, described cabinet enclosure interior is provided with the fluid pressure line for being communicated with inner chamber of cylinder block and hydraulic power source, described fluid pressure line is two, and be communicated with the inner chamber of cylinder block at piston two ends respectively, when the hydraulic mechanism drive shaft that cylinder body and piston form slides axially, active toothed disk can be made with fixed tooth disk engagement or be separated.
Technique effect of the present utility model is: the spinning movement of cutterhead is positioned by fluted disc, when guaranteeing tool changing each time, corresponding cutting spindle can both be rotated in place accurately, in addition, fluted disc can also play the spacing effect of circumference, prevents cutterhead in the course of work from deflecting; In addition, the utility model adopts hydraulic oil cylinder driving cutterhead to stretch, and guarantees that cutterhead can facilitate cutterhead to rotate while flexible.
Accompanying drawing explanation
Fig. 1 is perspective view of the present utility model;
Fig. 2 is dynamic paper disc (fixed tooth disk) perspective view of the present utility model, and active toothed disk is identical with the structure of fixed tooth disk.
Detailed description of the invention
As shown in Figure 1, a kind of fluted disc detent mechanism of tool changing device, comprises cutterhead 20, and described cutterhead 20 and a rotating shaft 11 are coaxially fixed, and described rotating shaft 11 circumference is rotated, sliding axially is arranged on cabinet 10; Described cabinet 10 is fixedly installed the fixed tooth disk 17 coaxial with rotating shaft 11, described rotating shaft 11 or cutterhead 20 are provided with active toothed disk 27, described active toothed disk 27 is relative with cutterhead 20 with rotating shaft 11 fixing; Described cabinet 10 is provided with the hydraulic cylinder body 12 with the machine-shaping of cabinet 10 casing integrated with body, described rotating shaft 11 is provided with piston 13, described piston 13 forms be slidably matched with cylinder body 12 in cylinder body 12, described cabinet 10 enclosure interior is provided with the fluid pressure line 14 for being communicated with cylinder body 12 inner chamber and hydraulic power source, described fluid pressure line 14 is two, and respectively with cylinder body 12 inner space at piston 13 two ends, when the hydraulic mechanism drive shaft 11 that cylinder body 12 and piston 13 form slides axially, active toothed disk 27 can be made to engage with fixed tooth disk 17 or be separated.Active toothed disk 27 and fixed tooth disk 17 engage each other can guarantee each cutting spindle 23 precise positioning, and in process, cutterhead 20 can not produce any rotation, and machining accuracy is guaranteed.
Preferably, as shown in Figure 2, the flank of tooth of described fixed tooth disk 17 and active toothed disk 27 is positioned on end face therebetween, and the described flank of tooth is formed along the arrangement of fluted disc circumferencial direction uniform intervals by multiple trapezoid boss 171,271, and the thickness of trapezoid boss 171,271 is less than the stroke of described hydraulic mechanism.The automatic capturing when slope of trapezoid boss 171,271 contributes to engaging, even if cutterhead 20 anglec of rotation has slight errors, also can guarantee its precise positioning.
Further, described rotating shaft 11 is also provided with signal wheel 15, described cabinet 10 is provided with sensor 16, described signal wheel 15 is relative with rotating shaft 11 to be fixedly installed, the outer ring surface of described signal wheel 15 is stepped, and the edge of signal wheel 15 one of them end face is provided with an axially extended projection 151, described sensor 16 comprises takes turns the relative first sensor of 15 end faces 161 with signal, the second relative sensor 162 of 15 outer ring surfaces is taken turns with signal, and three sensor 163 relative with described projection 151.Described first sensor 161 detects the locking action (i.e. the engagement action of active toothed disk and fixed tooth disk) of cutterhead 20 by the displacement that detection signal takes turns 15 end faces; Second sensor 162 detects the disengagement action (i.e. the separating action of active toothed disk and fixed tooth disk) of cutterhead 20 by the displacement that detection signal takes turns 15 step surfaces, 3rd sensor 163 detects the dead-center position of cutterhead 20 by the position detecting projection 151, resets for cutterhead 20.
Preferably, described rotating shaft 11 runs through cabinet 10 inner chamber and rotating shaft 11 two ends overhang from cabinet 10 rear and front end respectively and go out, described cutterhead 20 is arranged in the rotating shaft 11 of cabinet 10 front end overhanging, described hydraulic cylinder body 12 is positioned at cabinet 10 rear end, and signal wheel 15 and piston 13 are arranged in the rotating shaft 11 of cabinet 10 rear end overhanging.
The concrete structure of the tool changing device that the utility model relates to is as follows:
Cutterhead 20 is provided with the first driver element 30 for driving cutterhead 20 to rotate, described cutterhead 20 is circumferentially arranged at intervals with multiple cutting spindle 23 for clamping cutter, and each cutting spindle 23 is along the setting of cutterhead 20 radial rotating and each cutting spindle 23 the inner is equipped with gear 24; Cabinet 10 is provided with the second driver element for driving cutterhead 20 flexible; Described cabinet 10 is also provided with transition gear 41, described transition gear 41 forms transmission with the 3rd driver element 40 that cabinet is arranged and coordinates, in the process that described first driver element 30, second drive unit drives cutterhead 20 rotates, stretch, the gear 24 of each cutting spindle 23 the inner can be made alternately to engage with described transition gear 41.
First driver element 30 is servomotor, and the main shaft of described servomotor forms transmission by the first train of reduction gears 31 with the driven gear 32 that rotating shaft 11 is arranged and coordinates; Servomotor coordinates digital control system precisely can control the anglec of rotation, eliminates the indexing structure of traditional cutterhead, improves the stability of equipment.
Cutterhead 20 comprises the end plate 21 affixed with rotating shaft 11 end, and the circular shell 22 be arranged on this end plate 21, described circular shell 22 overhangs to cabinet 10 side and arranges, described each cutting spindle 20 is installed on this circular shell 22, it is inner that described active toothed disk 27 is arranged on this circular shell 22, and described fixed tooth disk 17 is fixed on the shell wall of cabinet 10 front end.
Dynamic sealing device is provided with between circular shell 22 and cabinet 10 front end shell wall, described dynamic sealing device comprises the sealing ring 18 that cabinet 10 shell wall of fixed tooth disk 17 periphery is arranged, described sealing ring 18 outer end is provided with annular protrusion, described circular shell 22 the inner is provided with annular slot, described annular protrusion is plugged in annular slot and the two forms matched in clearance, the sidewall of described annular protrusion is provided with cannelure, is provided with sealing ring 181 in this cannelure.Often there is iron in environment residing for machining center and the foreign material such as to cut, these foreign material enter cabinet 10 inside can cause transmission mechanism accelerated wear test, arranges dynamic sealing device and iron can be avoided to cut from the gap between cutterhead 20 and cabinet 10, to enter cabinet 10 inner.
The shell wall of cabinet 10 front end is also provided with transition gear seat 19, described transition gear seat 19 comprises sleeve pipe cabinet 10 shell wall protruding out setting, the external wall beneath of described sleeve pipe is provided with the minor axis 191 protruded out downwards, described transition gear 41 is arranged on this minor axis 191, described cabinet 10 front end shell wall is also provided with the bar hole corresponding with transition gear 41 position, described transition gear 41 is engaged by the end gear 43 of this bar hole with the second train of reduction gears 42 arranged in cabinet 10, the input of this second train of reduction gears 42 is connected with a spindle motor, this spindle motor is the 3rd driver element 40.
Claims (4)
1. the fluted disc detent mechanism of a tool changing device, it is characterized in that: comprise cutterhead (20), described cutterhead (20) and a rotating shaft (11) are coaxially fixed, and described rotating shaft (11) circumference is rotated, sliding axially is arranged on cabinet (10), described cabinet (10) is fixedly installed the fixed tooth disk (17) coaxial with rotating shaft (11), described rotating shaft (11) or cutterhead (20) are provided with active toothed disk (27), and described active toothed disk (27) is relative fixing with rotating shaft (11) and cutterhead (20), described cabinet (10) is provided with the hydraulic cylinder body (12) with cabinet (10) casing integrated with body machine-shaping, described rotating shaft (11) is provided with piston (13), described piston (13) forms be slidably matched with cylinder body (12) in cylinder body (12), described cabinet (10) enclosure interior is provided with the fluid pressure line (14) for being communicated with cylinder body (12) inner chamber and hydraulic power source, described fluid pressure line (14) is two, and respectively with cylinder body (12) inner space at piston (13) two ends, when the hydraulic mechanism drive shaft (11) that cylinder body (12) and piston (13) form slides axially, active toothed disk (27) can be made with fixed tooth disk (17) engagement or be separated.
2. the fluted disc detent mechanism of tool changing device according to claim 1, it is characterized in that: the flank of tooth of described fixed tooth disk (17) and active toothed disk (27) is positioned on end face therebetween, the described flank of tooth is formed along the arrangement of fluted disc circumferencial direction uniform intervals by multiple trapezoid boss (171,271), and the thickness of trapezoid boss (171,271) is less than the stroke of described hydraulic mechanism.
3. the fluted disc detent mechanism of tool changing device according to claim 2, it is characterized in that: described rotating shaft (11) is also provided with signal wheel (15), described cabinet (10) is provided with sensor (16), (15) are relative with rotating shaft (11) is fixedly installed for described signal wheel, the outer ring surface of described signal wheel (15) is stepped, and the edge of signal wheel (15) one of them end face is provided with an axially extended projection (151), described sensor (16) comprises takes turns the relative first sensor (161) of (15) end face with signal, the second sensor (162) that (15) outer ring surface is relative is taken turns with signal, and three sensor (163) relative with described projection (151).
4. the fluted disc detent mechanism of tool changing device according to claim 3, it is characterized in that: described rotating shaft (11) runs through cabinet (10) inner chamber and rotating shaft (11) two ends overhang from cabinet (10) rear and front end respectively and go out, described cutterhead (20) is arranged in the rotating shaft (11) of cabinet (10) front end overhanging, described hydraulic cylinder body (12) is positioned at cabinet (10) rear end, and signal wheel (15) and piston (13) are arranged in the rotating shaft (11) of cabinet (10) rear end overhanging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520709200.4U CN204997427U (en) | 2015-09-11 | 2015-09-11 | Fluted disc positioning mechanism of toolchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520709200.4U CN204997427U (en) | 2015-09-11 | 2015-09-11 | Fluted disc positioning mechanism of toolchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204997427U true CN204997427U (en) | 2016-01-27 |
Family
ID=55154332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520709200.4U Expired - Fee Related CN204997427U (en) | 2015-09-11 | 2015-09-11 | Fluted disc positioning mechanism of toolchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204997427U (en) |
-
2015
- 2015-09-11 CN CN201520709200.4U patent/CN204997427U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160127 Termination date: 20200911 |