CN210967038U - Three-jaw chuck of lathe for machining automobile flange plate - Google Patents
Three-jaw chuck of lathe for machining automobile flange plate Download PDFInfo
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- CN210967038U CN210967038U CN201921820887.3U CN201921820887U CN210967038U CN 210967038 U CN210967038 U CN 210967038U CN 201921820887 U CN201921820887 U CN 201921820887U CN 210967038 U CN210967038 U CN 210967038U
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Abstract
The utility model discloses a three-jaw chuck for processing lathe of car ring flange relates to the anchor clamps field, aims at solving current three-jaw chuck when processing the disc part of different thickness, need change the jack catch in order to avoid influencing the processing effect, and its technical scheme main points are: including the chuck body and three the movable jack catch that slides and connect in the chuck body terminal surface, movable jack catch radially slides and three movable jack catch around the chuck body and distributes along the chuck body, be provided with the control mechanism who is used for controlling movable jack catch and slides in the chuck body, movable jack catch including slide connect in the movable base of chuck body terminal surface with set up in the jack catch that the movable base deviates from chuck body one side, movable base sets up the opening orientation in flexible groove and deviates from one side of chuck body, the jack catch is inserted and is located the flexible inslot, jack catch threaded connection has the screw connector, the screw connector passes the jack catch and rotates the connection in movable base. The utility model discloses can need not change the jack catch when the disc part of different thickness of processing.
Description
Technical Field
The utility model relates to an anchor clamps field, more specifically says that it relates to a three-jaw chuck for processing car ring flange's lathe.
Background
The three-jaw chuck is a machine tool accessory which clamps and positions a workpiece by utilizing radial movement of three movable jaws uniformly distributed on a chuck body, and is widely applied to machine tools, particularly when a lathe is used for roughly turning a revolving body part, the three-jaw chuck is often used for clamping the revolving body part. The three-jaw chuck mainly comprises a disc-shaped chuck body and three movable jaws connected to the chuck body in a sliding manner, and the movable jaws slide along the radial direction of the chuck body.
In the automobile manufacturing production, a revolving body type part, such as an automobile hub flange, is often used and produced. When the end face of the automobile flange plate is machined, the movable clamping jaws cannot interfere with the cutter of the lathe because the cutter on the lathe needs to machine the whole end face. Therefore, the distance from the end surface of one side of the movable clamping jaw departing from the clamping chuck body to the plate surface of one side of the movable clamping jaw is required to be less than the thickness of the machined part.
When the existing three-jaw chuck needs to process disc parts with different thicknesses, movable jaws are often required to be replaced so as to avoid interference with lathe tools. However, the process of replacing the movable jaw is relatively troublesome, and alignment needs to be performed after the movable jaw is replaced so as to reduce the eccentricity generated by the clamping part. The use effect is relatively poor.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a three-jaw chuck for processing lathe of automobile flange dish, its can be without changing the jack catch in order to satisfy the processing demand when processing the terminal surface of the disc part of different thickness, avoid the jack catch to interfere the course of working.
The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a three-jaw chuck for processing lathe of car ring flange, slides including being columnar chuck body and three and connects in the movable jack catch of chuck body terminal surface, the movable jack catch radially slides and three movable jack catch around chuck body array distribution along the chuck body, be provided with the control mechanism who is used for controlling movable jack catch to slide in the chuck body, movable jack catch is including sliding the movable base that connects in chuck body terminal surface and setting up in the jack catch that deviates from chuck body one side of movable base, movable base sets up the opening orientation that flexible groove and deviates from one side of chuck body, the jack catch is inserted and is located the flexible inslot, jack catch threaded connection has the swivel nut, the swivel nut passes the jack catch and rotates and connect in movable base, the central axis of swivel nut is on a parallel with the central axis of.
Through adopting the technical scheme, using when needs the utility model discloses the dish class part of the different thickness of centre gripping is in order to avoid the jack catch to interfere lathe tool, only need rotate the spiro union piece and make the jack catch slide along the axial of chuck body to the distance that makes the jack catch of joint part deviate from terminal surface to the face of chuck body towards jack catch one side is less than the thickness of dish class part can.
The utility model discloses further set up to: the flexible groove is less than the jack catch along the axial length of chuck body along the axial degree of depth of chuck body, the screw connector rotates for hexagon socket head countersunk bolt and its screw rod end and connects in movable base, the counter bore one of the spiral shell head that the adaptation screw connector was seted up to the jack catch and the opening orientation of counter bore one deviate from chuck body one side, the spiral shell head of screw connector is located counter bore one, the axial of screw connector spiral shell head along the chuck body is less than the axial length of jack catch along chuck body to the distance of flexible inslot wall.
Through adopting above-mentioned technical scheme, flexible groove is less than the jack catch along the axial length of jack catch along the axial of jack catch body, make the jack catch can not all insert and locate flexible inslot, simultaneously the axial of screw connector spiral shell head along the jack catch body is less than the jack catch along the axial length of jack catch body to flexible inslot wall, the screw head of screw connector is arranged in counter bore one, make the screw connector can not wear out the jack catch when using, in order to reduce in the use, the smear metal that produces when the screw connector can twine lathe cutter cutting element, make it can disturb the cutter, the screw head of screw connector can avoid the screw connector to disturb the cutter in arranging counter bore one in, the screw connector can be relatively more convenient rotation for hexagon socket head bolt simultaneously.
The utility model discloses further set up to: the thread of the screw connector is a trapezoidal thread, and the tooth form angle of the thread is 60 degrees.
By adopting the technical scheme, the thread of the screw joint 221 is a trapezoidal thread with a thread form angle of 60 degrees, so that the thread has relatively high strength and relatively large equivalent friction coefficient, and the self-locking performance of the screw joint 221 is relatively good.
The utility model discloses further set up to: the jack catch is towards the clamping chuck body the central axis's tip fixedly connected with arcuation joint plate, the arcuation opening of joint plate is towards clamping chuck body's central axis one side.
Through adopting above-mentioned technical scheme, because the jack catch is inserted and is located flexible inslot for the area of contact of jack catch and part reduces, through the arcuation joint plate of fixed connection in the tip fixed connection of jack catch towards the chuck body central axis, can effectually increase the area of contact of jack catch and part in order to increase frictional force between the two, make the part by the centre gripping better stability relatively when between three jack catch, effectual reduction is in the course of working, the relative jack catch of part slides or pivoted probability.
The utility model discloses further set up to: a plurality of anti-skidding arris grooves that are used for are seted up to joint board towards chuck body one side face.
Through adopting above-mentioned technical scheme, the edge groove can further increase the frictional force between joint plate and the part, further reduces in the course of working, and the relative jack catch of part slides or the probability of pivoted, and the result of use is better relatively.
The utility model discloses further set up to: it is annular inner chamber and the same central axis of chuck body to have seted up in the chuck body, control mechanism including rotate connect in the inner chamber plane worm wheel and with plane worm wheel meshed worm, the plane worm wheel is cyclic annularly, the worm is located plane worm wheel and deviates from movable jack catch one side, the worm rotates to be connected in chuck body and worm and rotates and connect in the chuck body, plane worm wheel deviates from worm one side and offers the plane screw thread that encircles chuck body central axis, movable base is connected with the worm mother strip with plane screw thread meshing towards chuck body one side, the worm mother strip slides and connects in the chuck body.
Through adopting above-mentioned technical scheme, when the part of different diameters needs processing, only need to rotate the worm and drive rather than the plane worm wheel rotation of meshing, pivoted plane worm wheel makes rather than the radial of meshing worm strip along the chuck body slide, the worm strip that slides moves movable jaw and slides, thereby change the distance between the central axis of movable jaw apart from the chuck body, with the part of different diameters, adopt the worm to drive plane worm wheel simultaneously, can effectual increase control mechanism's auto-lock ability, effectual reduction is at the in-process of clamping part, plane worm wheel pivoted probability, in order to reduce the relative not hard up probability of chuck body of movable jaw in the use, the result of use is better relatively.
The utility model discloses further set up to: the worm-nut strip is in threaded connection with a bolt parallel to the central axis of the chuck body, and the worm-nut strip is detachably connected to the movable base through the bolt.
Through adopting above-mentioned technical scheme, when the activity jack catch in order to process different parts need to be changed, only need rotate the bolt for the relative activity base of activity base breaks away from and can follow the snail mother strip with the activity jack catch and pull down and change, and it is more convenient relatively to use.
The utility model discloses further set up to: encircle the outer lane chamber wall of inner chamber is seted up rather than the annular of the same central axis, encircles the outer lane fixedly connected with ring platform of plane worm wheel, the ring platform is inserted and is located in the annular.
Through adopting above-mentioned technical scheme, the loop platform is inserted and is located in the annular, can play the supporting role to plane worm wheel, can play the guide effect to the rotation of plane worm wheel simultaneously.
The utility model discloses further set up to: the ring platform is provided with along the axial both sides of chuck body respectively with the thrust bearing of the central axis with both, thrust bearing along the axial both sides face of chuck body butt respectively in the lateral wall and the ring platform of annular.
Through adopting above-mentioned technical scheme, footstep bearing can effectually reduce the plane worm wheel and rotate the frictional force between the chamber wall of in-process plane worm wheel and inner chamber for the effectual reduction of hindrance that the plane worm wheel rotation received further optimizes the result of use.
To sum up, the utility model discloses following beneficial effect has:
1. When disc parts with different thicknesses need to be machined, the screw connection piece only needs to be rotated to enable the clamping jaws to slide along the axial direction of the chuck body through the telescopic grooves, so that the distance from the end faces of the clamping jaws departing from the chuck body to the end faces of the chuck body and facing the clamping jaws is smaller than the thickness of the parts, the thickness of the parts is the length of the parts along the axial direction of the chuck body, the movable clamping jaws are prevented from interfering lathe cutters, meanwhile, the movable clamping jaws do not need to be replaced, and the using effect is relatively better;
2. The utility model discloses a control mechanism is through adopting the worm to drive the plane worm wheel, can effectual increase control mechanism's auto-lock ability, and effectual reduction is at the in-process of clamping part, plane worm wheel pivoted probability to reduce the relative chuck body of movable jack catch not hard up probability in the use, the result of use is better relatively.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a partial cross-sectional view of the present invention, which is mainly used to show the structure of the control mechanism;
FIG. 3 is a schematic diagram of a partial explosion of the present invention, which is mainly used to show the structure of the movable clamping jaws;
FIG. 4 is an enlarged view of the portion A of FIG. 2, which is mainly used for showing the structure of the rotary holes and the square holes;
Fig. 5 is a partial cross-sectional view of the present invention, which is mainly used to show the structure of the ring groove, the sliding groove and the clamping groove.
In the figure: 1. a chuck body; 11. an inner cavity; 12. a ring groove; 13. a thrust bearing; 14. hole turning; 15. a chute; 151. a card slot; 2. a movable jaw; 21. a movable base; 211. a telescopic groove; 212. a snail mother strip; 213. a guide plate; 214. a second counter bore; 215. a bayonet; 216. a bolt; 22. a claw; 221. a screw member; 222. a first counter bore; 223. a clamping and connecting plate; 224. a ridge groove; 225. connecting holes; 226. a clamping block; 23. a second counter bore; 3. a control mechanism; 31. a planar worm gear; 311. a planar thread; 312. a ring platform; 32. a worm; 321. and (4) square holes.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
A three-jaw chuck for a lathe for machining an automobile flange, referring to FIGS. 1 and 2, includes a cylindrical chuck body 1 and three movable jaws 2 slidably coupled to an end surface of the chuck body 1. The middle part of the chuck body 1 is provided with a through hole 14 which is the same with the chuck body in the central axis. The three movable clamping jaws 2 are distributed in an array mode around the chuck body 1, and the movable clamping jaws 2 slide along the radial direction of the chuck body 1. A control mechanism 3 for controlling the sliding of the movable clamping jaw 2 is arranged in the chuck body 1.
Referring to fig. 2 and 3, the movable jaw 2 includes a sliding base 21 slidably connected to the chuck body 1 and a jaw 22 disposed on a side of the movable base 21 away from the chuck body 1. The movable base 21 and the clamping jaws 22 are rectangular, the movable base 21 is provided with a telescopic slot 211, and the opening of the telescopic slot 211 faces to the side away from the chuck body 1. The jaws 22 are inserted into the telescopic grooves 211, and the jaws 22 can slide in the axial direction of the chuck body 1 through the telescopic grooves 211.
The jaw 22 is in threaded connection with a screw member 221, the screw member 221 is parallel to the central axis of the chuck body 1, the screw member 221 passes through the jaw 22, and the screw member 221 is rotatably connected to the movable base 21. The rotation of the screw 221 causes the jaws 22 to slide in the axial direction of the chuck body 1.
When using, when the dish class part of different thickness need be processed, only need to rotate screw connector 221 and make jack catch 22 slide along the axial of chuck body 1 through flexible groove 211, the distance of the terminal surface that deviates from chuck body 1 apart from chuck body 1 towards the terminal surface of jack catch 22 is moved to the terminal surface of changing jack catch 22, thereby carry out the change of adaptability, avoid movable jack catch 2 to interfere lathe tool, simultaneously can not change movable jack catch 2, the result of use is better relatively, simultaneously when processing the bar, the bar can partially penetrate to through-hole 14 in so that process.
Referring to fig. 2 and 3, the depth of the telescopic slot 211 in the axial direction of the chuck body 1 is smaller than the length of the jaws 22 in the axial direction of the chuck body 1, and the screw 221 is an inner hexagon bolt. The jaw 22 is provided with a first counter bore 222 which is matched with the screw head of the screw connector 221, the opening of the first counter bore 222 faces to one side of the jaw 22, which is far away from the chuck body 1, and the screw head of the screw connector 221 is arranged in the first counter bore 222. The distance from the end surface of the screw 221 departing from the chuck body 1 to the inner wall of the telescopic slot 211 along the axial direction of the chuck body 1 is less than the length of the clamping jaw 22 along the axial direction of the chuck body 1.
Wherein the thread of the screw 221 is a trapezoidal thread and the thread profile angle is 60 °.
Because the depth of the telescopic slot 211 along the axial direction of the chuck body 1 is less than the length of the jaw 22 along the axial direction of the chuck body 1, the distance from the end surface of the screw member 221 departing from the chuck body 1 to the inner wall of the telescopic slot 211 along the axial direction of the chuck body 1 is less than the length of the jaw 22 along the axial direction of the chuck body 1. The screw connector 221 cannot extend out of the clamping jaw 22 in the using process, and meanwhile, the screw head of the screw connector 221 is arranged in the first counter bore 222, so that the clamping jaw 22 can be locked, and the probability that the clamping jaw 22 slides out of the telescopic groove 211 when the screw connector 221 rotates excessively is reduced. Meanwhile, the thread of the screw connector 221 is a trapezoidal thread with a 60-degree thread form angle, so that the thread has relatively high strength and relatively large equivalent friction coefficient, and the self-locking performance of the screw connector 221 is relatively good.
Referring to fig. 2 and 3, an arc-shaped clamping plate 223 is fixedly connected to an end portion of the jaw 22 facing the central axis of the chuck body 1, an arc-shaped opening of the clamping plate 223 faces one side of the central axis of the chuck body 1, and the clamping plate 223 and the chuck body 1 are coaxial. The end face of the movable base 21 facing the central axis of the chuck body 1 is arc-shaped, the arc-shaped opening faces the central axis of the chuck body 1, and the arc shape of the end face of the movable base 21 facing the chuck body 1 is the same as the central axis of the chuck body 1. The engagement plate 223 and the end surface of the movable base 21 on the side facing the central axis of the chuck body 1 are provided with a plurality of anti-slip grooves 224. The opening of the ridge groove 224 faces the central axis side of the chuck body 1.
When the clamping device is used, the clamping claws 22 are inserted into the telescopic grooves 211, so that the radial width of the clamping claws 22 in the direction perpendicular to the sliding direction of the clamping claws 22 and the radial width of the clamping chuck body 1 are reduced, the contact area of the clamping claws 22 and the disc parts is reduced, the clamping stability of the disc parts is reduced, the contact area of the movable base 21 or the clamping plate 223 and the disc parts can be effectively increased through the arc-shaped clamping plates 223 and the arc-shaped end surfaces of the movable base 21, and the clamping stability of the disc parts is effectively increased. Simultaneously arris groove 224 can effectual increase dish type part and movable base 21 or the clamping plate 223 between frictional force to relative probability of sliding or rotating when effectual reduction dish type part is blocked.
Referring to fig. 2 and 4, an annular inner cavity 11 is formed in the chuck body 1, and the inner cavity 11 and the chuck body 1 have the same central axis. The control mechanism 3 includes a flat worm wheel 31 rotatably connected in the inner chamber 11 and a worm 32 engaged with the flat worm wheel 31. The plane worm wheel 31 and the chuck body 1 are coaxial, the plane worm wheel 31 is annular, and the worm 32 is located on one side of the plane worm wheel 31, which is far away from the movable jaw 2. The chuck body 1 is provided with a rotary hole 14 for communicating the inner cavity 11 with the outside, and the central axis of the rotary hole 14 is coincided with a certain radial direction of the chuck body 1. One end of the worm 32 penetrates into the inner cavity 11, the other end of the worm 32 penetrates into the rotary hole 14, and the worm 32 is rotatably connected to the chuck body 1. Wherein the plane of rotation of the planar worm wheel 31 is perpendicular to the central axis of the chuck body 1.
Referring to fig. 2 and 5, the worm 32 is provided with a square hole 321 having the same central axis, and the opening of the square hole 321 faces the side away from the central axis of the chuck body 1. An annular groove 12 which has the same central axis with the inner cavity 11 is formed in the wall of the outer ring cavity surrounding the inner cavity 11, and the opening of the annular groove 12 faces one side of the central axis of the chuck body 1. The outer ring of the plane worm wheel 31 is fixedly connected with a ring table 312 which has the same central axis with the plane worm wheel, and the ring table 312 is inserted into the ring groove 12.
The surface of the plane worm wheel 31, which faces away from the worm 32, is provided with a plane thread 311, and the plane thread 311 is arranged around the central axis of the chuck body 1. The chuck body 1 is provided with three sliding grooves 15 which are communicated with the inner cavity 11 and the outside, and the openings of the sliding grooves 15 face to one side of the clamping jaws 22. The three sliding grooves 15 extend along the radial direction of the chuck body 1, the sliding grooves 15 are of a structure with two open ends, and the sliding grooves 15 are connected with worm bars 212 which are meshed with the plane threads 311 in a sliding mode. The surface of the worm bar 212 on the side away from the planar worm wheel 31 and the surface of the chuck body 1 on the side facing the claws 22 are in the same plane.
The sliding groove 15 is respectively provided with a clamping groove 151 along two radial side walls of the chuck body 1, the clamping groove 151 slides along the radial direction of the chuck body 1, and the two clamping grooves 151 are oppositely opened. The two sides of the nut bar 212 are fixedly connected with the guide plates 213 of the adaptive slots 151, respectively, and the guide plates 213 extend along the length direction of the nut bar 212.
Referring to fig. 2 and 3, the jaw 22 and the movable base 21 are respectively provided with a connecting hole 225 and a second counter bore 214, and the opening of the second counter bore 23 faces to the direction of the movable base 21 departing from the chuck body 1. Wherein the connection hole 225 passes through the jaw 22 and is parallel to the second counterbore 214. The movable base 21 is connected to the worm bar 212 through two bolts 216, wherein the heads of the two bolts 216 are respectively placed in the connecting hole 225 and the second counter bore 214.
A rectangular block 226 is fixedly connected to one side of the jaw 22 facing the movable base 21, a bayonet 215 adapted to the block 226 is formed on one side of the nut strip 212 facing the jaw 22, and the bayonet 215 opens toward the jaw 22. The latch 226 is inserted into the bayonet 215.
When the three movable clamping claws 2 need to be adjusted to clamp parts with different diameters, only the rotating rod matched with the square hole 321 needs to be inserted into the square hole 321; then the rotating rod is rotated to rotate the worm 32 to drive the plane worm wheel 31 engaged with the worm to rotate, and the rotated plane worm wheel 31 drives the worm strip 212 engaged with the worm to slide in the length direction of the sliding groove 15; the sliding worm-nut strip 212 drives the movable clamping jaw 2 to slide along the radial direction of the chuck body 1 so as to change the distance between the movable clamping jaw 2 and the central axis of the chuck body 1, thereby adapting to parts with different diameters. Meanwhile, the thrust bearing 13 can effectively reduce the friction force between the flat worm wheel 31 and the cavity wall of the inner cavity 11 when the flat worm wheel 31 rotates, and the annular table 312 is inserted into the annular groove 12 and can support the flat worm wheel 31 and guide the rotation of the flat worm wheel 31. When the three movable claws 2 clamp a part, the fixture block 226 is inserted into the bayonet 215, so that the sliding probability of the claws 22 relative to the movable base 21 can be effectively reduced.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (9)
1. The utility model provides a three-jaw chuck for processing lathe of car ring flange, slides including the chuck body (1) that is column and three and connects in movable jack catch (2) of chuck body (1) terminal surface, movable jack catch (2) are along radial sliding and three movable jack catch (2) of chuck body (1) around chuck body (1) array distribution, be provided with in chuck body (1) and be used for controlling control mechanism (3) that movable jack catch (2) slided, its characterized in that: activity jack catch (2) including slide connect in the activity base (21) of chuck body (1) terminal surface with set up jack catch (22) that deviates from chuck body (1) one side in activity base (21), flexible groove (211) and the opening orientation of flexible groove (211) are seted up in activity base (21) deviate from one side of chuck body (1), jack catch (22) are inserted and are located in flexible groove (211), jack catch (22) threaded connection has spiro union piece (221), spiro union piece (221) pass jack catch (22) and rotate and connect in activity base (21), the central axis of spiro union piece (221) is on a parallel with the central axis of chuck body (1).
2. The three-jaw chuck for a lathe for machining an automobile flange according to claim 1, wherein: flexible groove (211) are less than jack catch (22) along the axial length of chuck body (1) along the axial degree of depth of chuck body (1), screw connector (221) are hexagon socket countersunk head bolt and its screw rod end rotates and connects in activity base (21), jack catch (22) are seted up counter bore one (222) and the opening orientation of counter bore one (222) of the spiral shell head of adaptation screw connector (221) and are kept away from chuck body (1) one side, the spiral shell head of screw connector (221) is located counter bore one (222), the axial of screw connector (221) spiral shell head along chuck body (1) is less than jack catch (22) along chuck body (1) axial length to the distance of flexible groove (211) inner wall.
3. The three-jaw chuck for a lathe for machining an automobile flange according to claim 2, wherein: the thread of the screw connector (221) is a trapezoidal thread, and the thread form angle of the thread is 60 degrees.
4. The three-jaw chuck for a lathe for machining an automobile flange according to claim 3, wherein: the clamping jaw (22) is fixedly connected with an arc-shaped clamping plate (223) towards the end part of the central axis of the chuck body (1), and an arc-shaped opening of the clamping plate (223) faces one side of the central axis of the chuck body (1).
5. The three-jaw chuck for a lathe for machining an automobile flange according to claim 4, wherein: clamping plate (223) are seted up a plurality of arris grooves (224) that are used for skid-proof towards chuck body (1) one side face.
6. The three-jaw chuck for a lathe for machining an automobile flange according to claim 4, wherein: an annular inner cavity (11) is arranged in the chuck body (1), the inner cavity (11) and the chuck body (1) are coaxial, the control mechanism (3) comprises a plane worm wheel (31) which is rotationally connected in the inner cavity (11) and a worm (32) which is meshed with the plane worm wheel (31), the plane worm wheel (31) is annular, the worm (32) is positioned on one side of the plane worm wheel (31) departing from the movable claw (2), the worm (32) is rotationally connected with the chuck body (1) and the worm (32) is rotationally connected with the chuck body (1), one side of the plane worm wheel (31) departing from the worm (32) is provided with a plane thread (311) surrounding the central axis of the chuck body (1), one side of the movable base (21) facing the chuck body (1) is connected with a worm-shaped strip (212) meshed with the plane thread (311), and the worm-shaped strip (212) is connected to the chuck body (1) in a sliding mode.
7. The three-jaw chuck for a lathe for machining an automobile flange according to claim 6, wherein: the nut bar (212) is in threaded connection with a bolt (216) parallel to the central axis of the chuck body (1), and the nut bar (212) is detachably connected to the movable base (21) through the bolt.
8. The three-jaw chuck for a lathe for machining an automobile flange according to claim 7, wherein: encircle the outer lane chamber wall of inner chamber (11) is seted up rather than annular (12) with the central axis, encircles the outer lane fixedly connected with ring platform (312) of plane worm wheel (31), ring platform (312) are inserted and are located in annular (12).
9. The three-jaw chuck for a lathe for machining an automobile flange according to claim 8, wherein: the ring platform (312) is provided with thrust bearing (13) with the central axis with both respectively along chuck body (1) axial both sides, thrust bearing (13) are along chuck body (1) axial both sides face butt respectively in the lateral wall and the ring platform (312) of annular groove (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921820887.3U CN210967038U (en) | 2019-10-28 | 2019-10-28 | Three-jaw chuck of lathe for machining automobile flange plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921820887.3U CN210967038U (en) | 2019-10-28 | 2019-10-28 | Three-jaw chuck of lathe for machining automobile flange plate |
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| Publication Number | Publication Date |
|---|---|
| CN210967038U true CN210967038U (en) | 2020-07-10 |
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| CN201921820887.3U Active CN210967038U (en) | 2019-10-28 | 2019-10-28 | Three-jaw chuck of lathe for machining automobile flange plate |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112059223A (en) * | 2020-09-04 | 2020-12-11 | 广州致朗科技有限公司 | Hydraulic chuck of horizontal numerical control machine tool |
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2019
- 2019-10-28 CN CN201921820887.3U patent/CN210967038U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112059223A (en) * | 2020-09-04 | 2020-12-11 | 广州致朗科技有限公司 | Hydraulic chuck of horizontal numerical control machine tool |
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