CN102152169B - Fixed equational indexing head - Google Patents
Fixed equational indexing head Download PDFInfo
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- CN102152169B CN102152169B CN201110072352.4A CN201110072352A CN102152169B CN 102152169 B CN102152169 B CN 102152169B CN 201110072352 A CN201110072352 A CN 201110072352A CN 102152169 B CN102152169 B CN 102152169B
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Abstract
The invention relates to a fixed equational indexing head, which comprises a base, a spindle box and a spindle. An indexing shaft is rotatably arranged on the base; the rotating axis of the indexing shaft is vertical to the rotating axis of the spindle; an indexing gear is arranged on the indexing shaft in a check spin way; the indexing gear is provided with gear teeth and gear slots for indexing; a spindle box locking mechanism is arranged on the base and comprises a first spring bolt; the first spring bolt is provided with a locating locking head for blocking and releasing the indexing gear; the shape of the locating locking head and the shape of the gear slot or the gear tooth are complementary; and the spindle box is rotatably arranged on the base in a vertical plane through the indexing shaft. With the fixed equational indexing head, when vertical and horizontal processing are needed to respectively implement on a workpiece, the locating locking head of the first spring bolt is moved away from the position of the corresponding gear tooth or the corresponding gear slot, then the spindle box can be moved to rotate in the vertical plane, and when the spindle box is rotated to a set position, the locating locking head is blocked into the corresponding gear slot or locking the corresponding gear tooth, so that the spindle can be located, therefore, the operating process is simplified.
Description
Technical field
The present invention relates to a kind of machine tool accessories, especially a kind ofly determine direct dividing head.
Background technology
Dividing head is a kind of for holding workpiece and make workpiece revolution and machine tool accessories that calibration is located.Dividing head is mainly used in milling machine, is also usually used in drilling machine and surface grinding machine.Traditional dividing head only has for workpiece being carried out to the horizontal Horizontal dividing mechanism that adds man-hour, mainly comprises base, main spindle box, calibration disc, dividing arm and main shaft; Wherein calibration disc is connected with spindle drive by turbine and worm mechanism, and main shaft can only be around self axis rotation in horizontal plane, and main shaft rotates a circle and needs rotation calibration disc 30-40 circle conventionally, and efficiency is extremely low; Due to the existence of turbine and worm transmission process intermediate gap, the indexing accuracy of traditional dividing head is also difficult to meet the demand of some high accuracy occasions in addition.In order to address the above problem, application number is that 200720102842.3 Chinese patent discloses a kind of quick indexing, positioning and locking head, described quick indexing, positioning and locking head comprises matrix (pedestal), be supported horizontally inside main shaft on described body, index dial, for locking the retaining mechanism of index dial, the periphery of described index dial upwards has calibration teeth groove, described retaining mechanism comprises the elastic positioning pin being arranged on described matrix, the front end of described elastic positioning pin is used for snapping in and shift out the teeth groove of described index dial, thereby realizes calibration; On main shaft, be also rotatably equipped with oscillating deck, on described oscillating deck, in correspondence position, be fixed with respectively crank and clapboard, described crank is for controlling along oscillating deck described in the circuit oscillation of main shaft for operating personnel, on described elastic positioning pin, there is the step surface corresponding with described clapboard, the corresponding end of described clapboard is pushed up pressure or is discharged described step surface in the process swinging with described oscillating deck, thereby realize the Plug Action of elastic positioning pin on index dial, above each parts have formed Horizontal dividing mechanism.Above-mentioned quick indexing, positioning and locking head has effectively solved that traditional dividing head efficiency is low, the problem of low precision.But because it has described Horizontal dividing mechanism, at some processing works, need to stand respectively, sleepingly add man-hour, above-mentioned quick indexing, positioning and locking head can not be suitable for because main shaft cannot move in vertical plane.In addition, because the action of described elastic positioning pin is to drive by clapboard, and described clapboard to be the swing making progress in main shaft week by crank drive, even if therefore establish main spindle box in main shaft outer cup, also must slotted hole be set at the event trace place of crank correspondence position, cannot realize main shaft, the sealing of index dial etc., and the workshop of the general Shi of the environment for use of dividing head factory, be subject to the impact of its working environment, described index dial is very easily by dirt, chip, the pollutions such as cutting fluid, and teeth groove on index dial is the core component that guarantees dividing head precision, after index dial is contaminated, must guarantee the precision of whole mechanism, especially cutting fluid enters the corrosion by after a while, even may cause the rust of whole mechanism dead, thereby cause the paralysis of whole mechanism.For dividing head, cannot realize vertical, sleeping dual-purpose problem, on market, there is a kind of universal dividing head, described universal dividing head mainly comprises Horizontal dividing mechanism and vertical indexing mechanism, Horizontal dividing mechanism comprises body (main spindle box) and bearing, wherein body claims again rotor, main shaft and turbine and worm are installed in body, and vertically indexing mechanism for supporting body and make body and main shaft upwards rotates at least 95 degree by horizontal level in vertical plane, rotates at least 5 degree; Though above-mentioned universal dividing head can be realized the rotation of main shaft in perpendicular, but its vertical indexing mechanism rotation be still by traditional turbine and worm drive and location after still need to lock with the retaining mechanism of the complexity such as lock sleeve, the numerous and diverse and precision of operating process cannot guarantee.
Summary of the invention
The object of the present invention is to provide a kind of direct dividing head of determining, to solve existing dividing head problem of operating process complexity during rotating spindle in perpendicular.
In order to address the above problem, of the present inventionly determine direct dividing head by the following technical solutions: a kind ofly determine direct dividing head, comprise pedestal, on described pedestal, be provided with Horizontal dividing mechanism and vertical indexing mechanism, described Horizontal dividing mechanism comprises that main spindle box and rotation are assemblied in the main shaft in described main spindle box, described vertical indexing mechanism comprises dividing spindle, described dividing spindle rotates and is assemblied on pedestal around axis horizontal, the pivot center of dividing spindle is vertical with the pivot center of described main shaft, described main spindle box is rotated and is assemblied on described pedestal by described dividing spindle in perpendicular, on dividing spindle, only spinning is furnished with dividing gear, upwards there is the gear teeth and/or the teeth groove that are used to the rotation calibration of main spindle box in perpendicular the week of dividing gear, on pedestal, be provided with for locking the axle box retaining mechanism of main spindle box, described axle box retaining mechanism comprises the first dead bolt, described the first dead bolt has for locking and discharge the positioning and locking head of described dividing gear, the profile of the profile of described positioning and locking head and described teeth groove or the gear teeth is complementary.
On described pedestal, be provided with calibration axle box, described dividing spindle rotates and is assemblied on described calibration axle box, the external orientation of described the first dead bolt is arranged with seal closure, described seal closure is fixedly assemblied on calibration axle box, on the cover wall of seal closure, be rotatably equipped with the first power transmission shaft, the clutch end of described the first power transmission shaft and the first dead bolt are in transmission connection, and output stops spinning to be furnished with for driving the handle of the first dead bolt activity.
Described axle box retaining mechanism also comprises for driving described the first dead bolt to lock the elasticity reset device of described dividing gear, and described elasticity reset device is to be mounted on the back-moving spring between described the first dead bolt and described seal closure or to be sheathed on the reduction torsion spring on described the first power transmission shaft.
Upwards there is location division and the pronunciation portion that lay at interval the week of described dividing gear, described teeth groove and the gear teeth are arranged on described location division, described pronunciation portion has the arc pronunciation tooth of laying along the circumferencial direction of dividing gear, adjacent two pronunciations have the pronunciation groove corresponding with described teeth groove between teeth, and the periphery of the dividing gear corresponding described pronunciation portion place that makes progress is provided with the elasticity pronunciation contact that clashes into sounding for the rotation process at main spindle box and the groove face of corresponding pronunciation groove; In the two ends that make progress in dividing gear week and elasticity pronunciation, contact is spacing coordinates in described pronunciation portion.
On described dividing spindle, only spinning is furnished with the first sounding gear, the periphery of described the first sounding gear upwards has voiced segments, the first sounding tooth on described voiced segments with circular arc, between adjacent two sounding teeth, there is the first sounding groove, the periphery of the first sounding gear is upwards provided with the first elasticity sounding contact that clashes into sounding for the rotation process at main spindle box and the groove face of corresponding the first sounding groove, described the first elasticity sounding contact is slidably matched with the first corresponding sounding tooth in the rotation process of main spindle box, on described voiced segments, have for the spacing confined planes coordinating of described sounding contact.
One end of described dividing spindle has terminal pad, the periphery of described terminal pad upwards has the axle box calibrated dial that is used to the rotation calibration of main spindle box in perpendicular, on described calibration axle box, have the first corresponding reference graduation, dividing spindle is fixedly assemblied on the tank wall that calibration axle box is corresponding by described terminal pad.
On described main shaft, only spinning is furnished with index dial, periphery on described index dial is evenly equipped with indexing trough and/or calibration tooth along the circumferencial direction of index dial, on main spindle box, be provided with for locking main shaft around the locking mechanism of spindle of the rotation of axis, described locking mechanism of spindle comprises the second dead bolt, described the second dead bolt has for locking and discharge the principal shaft locking head of described index dial, and the profile of the profile of described principal shaft locking head and described indexing trough or calibration tooth is complementary.
On described main spindle box, be fixedly equipped with sealing shroud, described the second dead bolt guiding is assemblied in described sealing shroud, on the jacket wall of sealing shroud, be rotatably equipped with second driving shaft, the output of described second driving shaft and the second dead bolt are in transmission connection, and input stops spinning to be furnished with for driving the spanner of the second dead bolt activity.
The front end of described main shaft has for the fixing dial of assembling jig, and the periphery of described dial is provided with spindle index scale along the circumferencial direction of dial, is provided with the second corresponding reference graduation on described main spindle box.
Described dial has circular bulge loop on the surface near a side of described main spindle box, the axis of described circular bulge loop and the dead in line of main shaft, on main spindle box, there is the annular groove for embedding for described circular bulge loop, on the outer ring surface of circular bulge loop, there is the annular gutter extending along the circumferencial direction of circular bulge loop, on main spindle box, there is the delivery port connecting with described gutter.
Due to of the present invention, determine direct dividing head be installed with dividing spindle on its main spindle box, on described dividing spindle, be equipped with dividing gear, the periphery of described dividing gear is upwards provided with teeth groove and/or the gear teeth for the rotation calibration to described main spindle box, on the first dead bolt of described axle box retaining mechanism, have for locking and discharge the positioning and locking head of described dividing gear, and the profile of the profile of described positioning and locking head and described teeth groove or the gear teeth is complementary, therefore need to stand workpiece, crouch and add respectively man-hour, need to be in perpendicular during rotating spindle, only the positioning and locking head of described the first dead bolt need be removed and can be pulled described main spindle box and rotate in perpendicular from the corresponding gear teeth or tooth slot position, while going to desired location, described positioning and locking head is snapped in to the location that corresponding teeth groove or the stuck corresponding gear teeth can be realized main spindle box and main shaft, simplified greatly operating process, in addition, because the profile of described positioning and locking head and the profile of described teeth groove or the gear teeth are complementary, so between positioning and locking head and dividing gear for gapless coordinates, this has improved the positioning precision to main shaft greatly.
Further, described calibration axle box can be used for the dividing gear described in seal protection, prevent that the dirt in working environment from polluting dividing gear, thereby prevent destruction and the wearing and tearing of dividing gear, guarantee the precision of dividing gear, described seal closure can be used for coordinating with described the first dead bolt guiding on the one hand, prevent the displacement of the first dead bolt in the direction of motion of dividing gear, also avoided on the other hand the dirt in working environment to enter calibration axle box or pollute described the first dead bolt from described axle box retaining mechanism, guarantee the positioning precision between described the first dead bolt and dividing gear, handle is for driving the motion of the first dead bolt by described the first power transmission shaft, thereby complete the locking with respect to described dividing gear and the release movement of described positioning and locking head, described elasticity reset device is for realizing automatically reseting of the first dead bolt, the positioning and locking head that orders about described the first dead bolt clamps described dividing gear always or after described main spindle box is carried out to angle adjustment, automatically rebounds the first dead bolt and then locking main spindle box when normality, elasticity reset device adopts back-moving spring back-moving spring can be arranged in described seal closure, prevent the destruction in external environment, elasticity reset device adopts torsion spring, the outside that can be arranged at described seal closure, is convenient for changing maintenance, in the week of described dividing gear, corresponding pronunciation portion is upwards set, and in described pronunciation portion, corresponding pronunciation groove is set, on main spindle box, corresponding described pronunciation portion place arranges corresponding elasticity pronunciation contact, can when rotating spindle case, by the shock between described elasticity pronunciation contact and the groove face of pronunciation groove, send knock like this, thereby judge whether main shaft turns to locked position, in the two ends that make progress in dividing gear week and elasticity pronunciation, contact is spacing coordinates in described pronunciation portion, can prevent that like this main spindle box from automatically falling due to Action of Gravity Field in rotation process, clash into platen, even injure staff by a crashing object, on described dividing spindle, only spinning is joined the first sounding gear, described the first sounding gear clashes into pronunciation for the process of rotating with dividing spindle at main spindle box with the first corresponding elasticity sounding contact, thereby whether prompting staff rotates and puts in place, confined planes on the first sounding gear, for coordinating with described the first elasticity sounding contact limit block, avoids main spindle box excessively to injure workbench or staff by a crashing object because rotating, axle box calibrated dial on described terminal pad coordinates and reads the angle that main spindle box turns over the first reference graduation on described calibration axle box, avoids adjusting wrong phenomenon and occurs, on described main shaft, be equipped with index dial, the periphery of described index dial is upwards provided with for the indexing trough of the rotation calibration to described main shaft and/or calibration tooth, on the second dead bolt of described locking mechanism of spindle, have for locking and discharge the principal shaft locking head of described main shaft, and the profile of the profile of described principal shaft locking head and described indexing trough or calibration tooth is complementary, while therefore needing rotating spindle, only the principal shaft locking head of described the second dead bolt need be shifted out from corresponding indexing trough or discharge corresponding calibration tooth and can pull described main shaft rotation, while going to desired location, by described principal shaft locking head, index dial is locked to the location that can realize main shaft, simplified greatly operating process, in addition, because the profile of described principal shaft locking head and the profile of described indexing trough or calibration tooth are complementary, so between principal shaft locking head and teeth groove for gapless coordinates, this has improved the positioning precision to main shaft greatly, spindle index scale on described dial coordinates and reads the angle that main shaft turns over the second reference graduation on described main spindle box, avoids adjusting wrong phenomenon and occurs, described gutter and delivery port can be worked in coordination cutting fluid in the course of work is discharged, the main shaft of avoiding cutting fluid to cause from entering main spindle box between the dial of main shaft and the main spindle box dead problem of becoming rusty.
Accompanying drawing explanation
Fig. 1 is the structural representation of determining the embodiment 1 of direct dividing head of the present invention;
Fig. 2 is the structure principle chart of determining the embodiment 1 of direct dividing head of the present invention;
Fig. 3 is dividing gear in the embodiment 1 that determines direct dividing head of the present invention and the schematic diagram that coordinates of axle box retaining mechanism and elasticity pronunciation contact;
Fig. 4 is A-A cutaway view of Fig. 3;
Fig. 5 is index dial in the embodiment 1 that determines direct dividing head of the present invention and the schematic diagram that coordinates of locking mechanism of spindle;
Fig. 6 is B-B cutaway view of Fig. 5;
Fig. 7 is that Fig. 6 is at the partial enlarged drawing at C place;
Fig. 8 is the structural representation of the dividing gear in Fig. 2;
Fig. 9 is the structural representation of the index dial in Fig. 2;
Figure 10 is the structural representation of the second sounding gear in Fig. 2;
Figure 11 is the structure principle chart of determining the embodiment 2 of direct dividing head of the present invention;
Figure 12 is the structural representation of the first sounding gear in Figure 11.
The specific embodiment
The embodiment 1 that determines direct dividing head of the present invention, as Figure 1-10 shows, has pedestal 1 and is fixedly installed on vertical indexing mechanism and Horizontal dividing mechanism on pedestal 1.On pedestal 1, have for workbench on the link slot that is connected of T-slot, be prior art herein, repeat no more, vertically indexing mechanism has calibration axle box 2, on relative two tank walls of calibration axle box 2, be respectively arranged with clutch shaft bearing, the second bearing, on calibration axle box, pass through first, the second bearing horizontally rotates and is equipped with dividing spindle 3, one end of dividing spindle 3 has circular terminal pad 4, terminal pad 4 is arranged at the outside of calibration axle box 2, on pedestal 1, in calibration axle box 2, near a side of terminal pad 4, be provided with auxiliary support apparatus 26, the faying surface on auxiliary support apparatus 26 with arc, the week of terminal pad 4 is upwards provided with axle box calibrated dial 5 on quadrant, axle box calibrated dial 5 is by the circumferential decile in quadrant edge at its place, on calibration axle box 2, be provided with the first corresponding reference graduation 19, Horizontal dividing mechanism has main spindle box 6, dividing spindle 3 is connected with main spindle box 6 by its terminal pad 4, specifically, it is the outside that the terminal pad 4 of dividing spindle 3 is fixed on one of them tank wall of main spindle box 6, main spindle box 6 is erected on the faying surface of auxiliary support apparatus 26 away from a side of dividing spindle 3 by a curved shoulder, on main spindle box 6, be equipped with main shaft 7, main shaft 7 rotates and is assemblied on main spindle box 6 around axis, the axis of main shaft 7 is vertical with the axis of dividing spindle 3, when 0 scale of axle box calibrated dial 5 is during to the first accurate reference graduation 19, the axis of main shaft 7 is vertical with the upper surface of pedestal 1, on dividing spindle 3, only spinning is furnished with dividing gear 8, dividing gear 8 is covered in dividing spindle case 2, the periphery of dividing gear 8 upwards has about the location division of center line symmetry and pronunciation portion, wherein location division and pronunciation portion respectively account for the quadrant of dividing gear, on location division, be provided with teeth groove 9, teeth groove 9 is used to the rotation calibration of main spindle box 6 in perpendicular, the number of the number of teeth groove 9 and axle box calibrated dial 5 equate and teeth groove 9 corresponding one by one with axle box calibrated dial 5, the gear teeth in pronunciation portion with pronunciation tooth 10(circular arc), between adjacent two pronunciation teeth, there is pronunciation groove 11, pronunciation groove 11 is corresponding one by one with teeth groove 9, specifically, be that adjacent two angles of pronouncing between grooves equate with the angle between adjacent two teeth groove, on calibration axle box 2, place, the location division of corresponding dividing gear 8 is provided with axle box retaining mechanism, the pronunciation portion place of corresponding dividing gear 8 is provided with elasticity pronunciation contact, axle box retaining mechanism has seal closure 12 and the elasticity reset device 13 on the corresponding tank wall that is fixed on calibration axle box, the interior guiding of seal closure 12 is equipped with the first dead bolt 14, the front end of the first dead bolt 14, the one end near dividing gear 8 has positioning and locking head 15, the profile of the profile of positioning and locking head 15 and teeth groove 9 is complementary, when positioning and locking head 15 snaps in a teeth groove on dividing gear 8, above-mentioned elasticity is pronounced to lift one's head to walk to corresponding pronunciation groove simultaneously and is sent the sound with the groove face shock of this pronunciation groove, elasticity reset device 13 is for being mounted on the rear end of the first dead bolt 14 and the back-moving spring between seal closure 12, during normality under the effect of back-moving spring, the positioning and locking head 15 of the first dead bolt 14 is realized positioning and locking from the corresponding teeth groove that radially inserts of dividing gear 8, due to the profile of positioning and locking head 15 and the complementation of the profile of teeth groove 9, therefore between the two, be gapless cooperation, increased greatly positioning precision, on seal closure 12, be rotatably equipped with the first power transmission shaft 16, seal closure 12 is stretched in one end of the first power transmission shaft 16, the other end is positioned at outside seal closure 12, between the first power transmission shaft 16 and seal closure 12, be provided with sealing ring, the first power transmission shaft 16 is positioned at one end outside seal closure 12 to be stopped spinning and is furnished with handle 17, handle 17 rotates for pulling the first power transmission shaft 16, one end that the first power transmission shaft 16 gos deep in seal closure 12 has the pusher dog 18 radially extending, on the first dead bolt 14, there is the groove corresponding with pusher dog 18, the first dead bolt is in transmission connection by described pusher dog 18 and groove, while pulling handle 17, pusher dog 18 drives the first dead bolt 14 to move to the back-end and shift out corresponding teeth groove, elasticity pronunciation contact guiding is assemblied on the tank wall of calibration axle box 2 correspondences and by the first end cap 20 sealings, elasticity pronunciation contact is comprised of the first spring 22 that pronounces contact 21 and be mounted between pronunciation contact 21 and the first end cap 20, pronunciation contact 21 is slidably matched away from the pronunciation tooth 10 of one end of the first spring 22 and the pronunciation portion of dividing gear 8, in the process of rotating at main spindle box 6, pronunciation contact 21 successively interval knocks the groove face of adjacent two pronunciation grooves, thereby whether the alert of sounding rotate in place to determine locking opportunity, one end of main shaft 7 has circular dial 23, dial 23 assembles corresponding fixture 45 with clamping workpiece to be processed for fixing, dial 23 has circular bulge loop 42 near a side of main spindle box 6, the circular axis of bulge loop 42 and the dead in line of main shaft 7, in the outside wall surface of the corresponding tank wall of main spindle box 6, there is corresponding annular groove, circular bulge loop 42 embeds in described annular groove, on the outer peripheral face of circular bulge loop 42, there is annular gutter 43, the notch of gutter 43 makes progress towards the periphery of bulge loop, on main spindle box 6, there is the delivery port 44 connecting with gutter 43, when main shaft is horizontal, delivery port 44 down, the week of dial 23 is upwards provided with spindle index scale 24 along circumference, spindle index scale 24 is by the circumferential decile in dial edge, on main spindle box 6, be provided with the second corresponding reference graduation 25, on main shaft 7, only spinning is furnished with index dial 27, the indexing trough circumferentially with the rotary index that is used to main shaft 7 28 of index dial 27, indexing trough 28 is corresponding one by one with spindle index scale 24, on main spindle box 6, be provided with corresponding locking mechanism of spindle, locking mechanism of spindle has the sealing shroud 29 on the tank wall that is fixedly assemblied in main spindle box, the interior guiding of sealing shroud 29 is equipped with the second dead bolt 30, on the second dead bolt 30, have for snapping in and shift out the principal shaft locking head 31 of the corresponding indexing trough on index dial, the profile of principal shaft locking head 31 and the profile of the indexing trough on index dial 28 are complementary, the second dead bolt 30 is away from being top-loaded with return spring 32 between one end of its principal shaft locking head 31 and sealing shroud 29, during normality, the second dead bolt 30 is depressed on the top of return spring 32 and is radially snapped in corresponding indexing trough from index dial 27, thereby by main shaft 7 lockings, due to the profile of principal shaft locking head 31 and the complementation of the profile of indexing trough 28, therefore between principal shaft locking head 31 and indexing trough 28 for gapless coordinates, improved greatly positioning precision, on the jacket wall of sealing shroud 29, be rotatably equipped with second driving shaft 33, sealing shroud 29 is stretched in one end of second driving shaft 33, the other end is positioned at sealing shroud 29 outsides, one end that second driving shaft 33 stretches into sealing shroud 29 is in transmission connection by radially-protruding the second pusher dog 34 and the second dead bolt 30, outside one end that second driving shaft 33 is positioned at sealing shroud 29 is stopped spinning and is furnished with spanner 35, and spanner 35 is for pulling second driving shaft 33 to drive the second dead bolt 30 actions, on main shaft 7, be equipped with side by side the second sounding gear 36 with index dial 27 vertically, the periphery of the second sounding gear 36 upwards has the gear teeth of the second sounding tooth 37(circular arc), between adjacent two sounding teeth, there is the second sounding groove 38, the number of the number of the second sounding groove 38 and indexing trough 28 equate and sounding groove corresponding one by one with indexing trough, on main spindle box 6, be provided with the second corresponding elasticity sounding contact, the second elasticity pronunciation contact guiding is assemblied on the tank wall of main spindle box 6 correspondences and by sealing shroud 29, seals together with the second dead bolt, the second elasticity sounding contact by sounding contact 40 and be mounted on sounding contact 40 and sealing shroud 29 between the 3rd spring 41 form, sounding contact 40 is slidably matched away from one end of the 3rd spring 41 and the sounding tooth of the second sounding gear 36, in the process of rotating at main shaft 7, sounding contact 40 successively interval knocks two adjacent sounding grooves, thereby whether the alert of sounding rotate in place to determine locking opportunity.
The embodiment 2 that determines direct dividing head of the present invention, as shown in Figure 11-12, the difference of the present embodiment and embodiment 1 is only, on described dividing gear 8, omitted noise elimination part, on dividing spindle 3, be equipped with the first sounding gear 46, on calibration axle box, be provided with the first corresponding elasticity sounding contact, the structure of the first elasticity sounding contact is identical with the structure of the second elasticity sounding contact in above-described embodiment, by the first sounding contact and the first corresponding spring, formed, the periphery of described the first sounding gear 46 upwards has voiced segments, circumferencial direction along the first sounding gear on described voiced segments is laid with the first sounding tooth 47, be the gear teeth of circular arc, between adjacent two first sounding teeth, form the first sounding groove 48, each first sounding groove is corresponding one by one with the teeth groove on dividing gear, specifically, when the positioning and locking head of the first dead bolt snaps in corresponding indexing trough completely, the second elasticity sounding contact clashes into the groove face of corresponding generation trough simultaneously and sends the sound, the two ends of described voiced segments have for the spacing confined planes coordinating of the second generation contact, can prevent that like this main spindle box rotation from excessively injuring workbench or staff by a crashing object.
In the various embodiments described above, the axle box retaining mechanism of more than two correspondence can also the corresponding periphery at described dividing gear be upwards set, in the periphery of described index dial, more than two locking mechanism of spindle be upwards set; Groove with the profile complementation of the teeth groove of described dividing gear can also be set on described positioning and locking head, thereby coordinate positioning and locking main spindle box with the gear teeth of dividing gear, in such cases, described dividing gear is by the rotation calibration of its gear teeth to main spindle box, if corresponding pronunciation portion is set on described dividing gear, must the pronunciation groove of described pronunciation portion is corresponding one by one with the gear teeth of dividing gear; Described elasticity reset device can also be for being sheathed on the torsion spring on described the first power transmission shaft; Described circular bulge loop and gutter can also be set on the terminal pad of described dividing spindle, on described calibration axle box, corresponding annular groove be set, thereby realize water-proof function; The rotational angle of described main spindle box can also be arranged between 20-180 degree as required; Calibration tooth can also be set in the periphery of described index dial, in such cases, each sounding groove of described the second sounding gear is corresponding one by one with the calibration tooth on index dial respectively, in such cases, should have the groove with the profile complementation in described calibration pond on described principal shaft locking head.
Claims (10)
1. determine direct dividing head for one kind, comprise pedestal, on described pedestal, be provided with Horizontal dividing mechanism and vertical indexing mechanism, described Horizontal dividing mechanism comprises that main spindle box and rotation are assemblied in the main shaft in described main spindle box, it is characterized in that: described vertical indexing mechanism comprises dividing spindle, described dividing spindle rotates and is assemblied on pedestal around axis horizontal, the pivot center of dividing spindle is vertical with the pivot center of described main shaft, described main spindle box is rotated and is assemblied on described pedestal by described dividing spindle in perpendicular, on dividing spindle, only spinning is furnished with dividing gear, upwards there is the gear teeth and the teeth groove that are used to the rotation calibration of main spindle box in perpendicular the week of dividing gear, on pedestal, be provided with for locking the axle box retaining mechanism of main spindle box, described axle box retaining mechanism comprises the first dead bolt, described the first dead bolt has for locking and discharge the positioning and locking head of described dividing gear, the profile of the profile of described positioning and locking head and described teeth groove or the gear teeth is complementary.
2. according to claim 1ly determine direct dividing head, it is characterized in that: on described pedestal, be provided with calibration axle box, described dividing spindle rotates and is assemblied on described calibration axle box, the external orientation of described the first dead bolt is arranged with seal closure, described seal closure is fixedly assemblied on calibration axle box, on the cover wall of seal closure, be rotatably equipped with the first power transmission shaft, the clutch end of described the first power transmission shaft and the first dead bolt are in transmission connection, and output stops spinning to be furnished with for driving the handle of the first dead bolt activity.
3. according to claim 2ly determine direct dividing head, it is characterized in that: described axle box retaining mechanism also comprises for driving described the first dead bolt to lock the elasticity reset device of described dividing gear, described elasticity reset device is to be mounted on the back-moving spring between described the first dead bolt and described seal closure or to be sheathed on the reduction torsion spring on described the first power transmission shaft.
4. according to claim 1ly determine direct dividing head, it is characterized in that: upwards there is location division and the pronunciation portion that lay at interval the week of described dividing gear, described teeth groove and the gear teeth are arranged on described location division, described pronunciation portion has the arc pronunciation tooth of laying along the circumferencial direction of dividing gear, adjacent two pronunciations have the pronunciation groove corresponding with described teeth groove between teeth, and the periphery of the dividing gear corresponding described pronunciation portion place that makes progress is provided with the elasticity pronunciation contact that clashes into sounding for the rotation process at main spindle box and the groove face of corresponding pronunciation groove; In the two ends that make progress in dividing gear week and elasticity pronunciation, contact is spacing coordinates in described pronunciation portion.
5. according to claim 1ly determine direct dividing head, it is characterized in that: on described dividing spindle, only spinning is furnished with the first sounding gear, the periphery of described the first sounding gear upwards has voiced segments, the first sounding tooth on described voiced segments with circular arc, between adjacent two sounding teeth, there is the first sounding groove, the periphery of the first sounding gear is upwards provided with the first elasticity sounding contact that clashes into sounding for the rotation process at main spindle box and the groove face of corresponding the first sounding groove, described the first elasticity sounding contact is slidably matched with the first corresponding sounding tooth in the rotation process of main spindle box, on described voiced segments, have for the spacing confined planes coordinating of described sounding contact.
6. according to claim 1ly determine direct dividing head, it is characterized in that: one end of described dividing spindle has terminal pad, the periphery of described terminal pad upwards has the axle box calibrated dial that is used to the rotation calibration of main spindle box in perpendicular, on described calibration axle box, have the first corresponding reference graduation, dividing spindle is fixedly assemblied on the tank wall that calibration axle box is corresponding by described terminal pad.
7. according to claim 1ly determine direct dividing head, it is characterized in that: on described main shaft, only spinning is furnished with index dial, periphery on described index dial is evenly equipped with indexing trough and/or calibration tooth along the circumferencial direction of index dial, on main spindle box, be provided with for locking main shaft around the locking mechanism of spindle of the rotation of axis, described locking mechanism of spindle comprises the second dead bolt, described the second dead bolt has for locking and discharge the principal shaft locking head of described index dial, and the profile of the profile of described principal shaft locking head and described indexing trough or calibration tooth is complementary.
8. according to claim 7ly determine direct dividing head, it is characterized in that: on described main spindle box, be fixedly equipped with sealing shroud, described the second dead bolt guiding is assemblied in described sealing shroud, on the jacket wall of sealing shroud, be rotatably equipped with second driving shaft, the output of described second driving shaft and the second dead bolt are in transmission connection, and input stops spinning to be furnished with for driving the spanner of the second dead bolt activity.
9. according to claim 1ly determine direct dividing head, it is characterized in that: the front end of described main shaft has for the fixing dial of assembling jig, the periphery of described dial is provided with spindle index scale along the circumferencial direction of dial, is provided with the second corresponding reference graduation on described main spindle box.
10. according to claim 9ly determine direct dividing head, it is characterized in that: described dial has circular bulge loop on the surface near a side of described main spindle box, the axis of described circular bulge loop and the dead in line of main shaft, on main spindle box, there is the annular groove for embedding for described circular bulge loop, on the outer ring surface of circular bulge loop, there is the annular gutter extending along the circumferencial direction of circular bulge loop, on main spindle box, there is the delivery port connecting with described gutter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110072352.4A CN102152169B (en) | 2011-03-24 | 2011-03-24 | Fixed equational indexing head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110072352.4A CN102152169B (en) | 2011-03-24 | 2011-03-24 | Fixed equational indexing head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102152169A CN102152169A (en) | 2011-08-17 |
| CN102152169B true CN102152169B (en) | 2014-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110072352.4A Expired - Fee Related CN102152169B (en) | 2011-03-24 | 2011-03-24 | Fixed equational indexing head |
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| CN (1) | CN102152169B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109277600A (en) * | 2018-10-24 | 2019-01-29 | 宁波江丰电子材料股份有限公司 | Clamp assembly and drilling machine |
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|---|---|---|---|---|
| CN102320019B (en) * | 2011-08-19 | 2014-04-09 | 平顶山市东方惠普工贸有限公司 | Double-shaft index head |
| CN102814705B (en) * | 2012-09-03 | 2014-09-03 | 中电电机股份有限公司 | Dividing device for shaft processing |
| CN104308563A (en) * | 2014-08-29 | 2015-01-28 | 河南众弘机械制造有限公司 | Equal indexing fixture |
| CN106031810A (en) * | 2015-03-13 | 2016-10-19 | 丁要武 | Powder absorbing device, and medicine case assembly connected with powder absorbing device body of same |
| CN107363643A (en) * | 2017-07-25 | 2017-11-21 | 新昌县泰如科技有限公司 | A kind of index dial |
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| CN112776154B (en) * | 2020-12-30 | 2022-04-15 | 浙江瓯越交建科技股份有限公司 | Capping beam prefabrication and intelligent maintenance pedestal |
| CN113804193B (en) * | 2021-09-29 | 2023-11-03 | 重庆华渝电气集团有限公司 | Method for improving positioning precision of rotating mechanism |
| CN114425706B (en) * | 2022-03-14 | 2023-02-10 | 浙江杰克智能装备有限公司 | Chuck clamp for crankshaft grinding head frame |
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| GB9600779D0 (en) * | 1996-01-15 | 1996-03-20 | Greenaway Daniel J | A new type of dividing head |
| CN2707430Y (en) * | 2004-06-25 | 2005-07-06 | 重庆机床厂 | auxiliary rotating table with double indexes for machine tool |
| CN201979350U (en) * | 2011-03-24 | 2011-09-21 | 平顶山市东方惠普工贸有限公司 | Fixed-interval indexing head |
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2011
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9600779D0 (en) * | 1996-01-15 | 1996-03-20 | Greenaway Daniel J | A new type of dividing head |
| CN2707430Y (en) * | 2004-06-25 | 2005-07-06 | 重庆机床厂 | auxiliary rotating table with double indexes for machine tool |
| CN201979350U (en) * | 2011-03-24 | 2011-09-21 | 平顶山市东方惠普工贸有限公司 | Fixed-interval indexing head |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109277600A (en) * | 2018-10-24 | 2019-01-29 | 宁波江丰电子材料股份有限公司 | Clamp assembly and drilling machine |
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| CN102152169A (en) | 2011-08-17 |
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