CN110449605B

CN110449605B - High numerical control lathe who stabilizes processing

Info

Publication number: CN110449605B
Application number: CN201910592721.9A
Authority: CN
Inventors: 林建新; 罗田; 邱雅君
Original assignee: Guangzhou Tongfa Intelligent Equipment Co ltd
Current assignee: Guangzhou Tongfa Intelligent Equipment Co.,Ltd.
Priority date: 2019-07-03
Filing date: 2019-07-03
Publication date: 2021-02-12
Anticipated expiration: 2039-07-03
Also published as: CN110449605A

Abstract

The invention discloses a novel high-stability machining numerical control lathe, which structurally comprises a chuck, a base, a controller, a reciprocating table, a turret and a lathe body, wherein the base is connected to the bottom of the lathe body, and the controller is installed on one side of the lathe body. This numerical control lathe adopts the chuck of novel structure, can not only be applicable to by the clamping part be circle class work piece, can also be applicable to by the clamping part be square work piece, and can be applicable to the work piece of different specifications, application scope is wide, through the control to the motor, it is more accurate to press from both sides tightly, the degree of clamp is more firm, more do benefit to processing, it is more firm to process, help improving work piece processingquality, need not artifical manual regulation, more need not use the spanner, the operation is safe and simple, through the reel, the gear, the rack board, the cooperation of clockwork spring, the rack board can be synchronous to the clockwork spring application of force with the reel, help improving the clamping speed to the work piece, thereby realize pressing from both.

Description

High numerical control lathe who stabilizes processing

Technical Field

The invention relates to the technical field of numerically controlled lathes, in particular to a numerically controlled lathe for high-stability machining.

Background

The numerical control lathe is mainly used for machining shaft parts or disc parts such as cutting, grooving, drilling and the like, the parts need to be clamped in the machining process to prevent the parts from deviating and loosening in the machining process, and the chuck is an important accessory for clamping workpieces in the numerical control turning process.

Most chucks installed on existing numerical control lathes adopt three-jaw chucks, workpieces are clamped or loosened by pulling out a wrench for many times and rotating the wrench for many times, the operation is complex, the adjusting speed is slow, the wrench is required to be used for clamping the workpieces, the wrench is sharp, operators are easy to scratch by the wrench in adjustment, in addition, the three-jaw chucks are more suitable for workpieces with round clamped parts, the workpieces with square clamped parts need to be special chucks, and the application range is small.

Disclosure of Invention

The invention mainly aims to overcome the defects of the prior art and provide a high-stability numerical control lathe.

The invention is realized by adopting the following technical scheme: a high-stability machining numerical control lathe structurally comprises a chuck, a base, a controller, a reciprocating table, a cutter tower and a lathe body, wherein the base is connected to the bottom of the lathe body;

the chuck is including pressing from both sides tight group, disc, clockwork spring group, four inside square equipartitions of disc are equipped with and press from both sides tight group, press from both sides tight group and be provided with four groups and all organize swing joint with the clockwork spring, clockwork spring group links in the disc.

As an optimization, the clamping set comprises a swage sleeve, a guide seat, a movable plate, a limiting block and a clamping block, the movable plate penetrates through the guide seat in clearance fit with the movable plate, one end of the movable plate is connected with the swage sleeve, the other end of the movable plate is connected with the limiting block, the detachable clamping block is arranged on the movable plate, the swage sleeve is movably connected with the spring set, and the guide seat is fixedly connected with the disc.

As optimization, the loop-shaped sleeve comprises a sleeve body and a movable opening, wherein the movable opening of an arc-shaped structure is formed in the sleeve body, the movable opening is matched with the spring assembly, and the sleeve body is vertically connected to the movable plate.

As optimization, the guide holder is including base, guide way, seted up the guide way in the base, the guide way is the cross structure setting, the guide way carries out sliding connection with the fly leaf, base and disc fixed connection.

As optimization, the movable plate comprises a plate body, guide strips and threaded holes, the guide strips are fixed on two sides of the plate body and are of an integrated structure, the threaded holes are formed in two ends of the end face of the plate body, the guide strips and the guide grooves are in clearance fit, and the threaded holes are in threaded connection with the clamping blocks.

Preferably, the clamping block comprises a clamping pad, a clamping block, a connecting block and two threaded heads, the threaded heads are fixed at two ends of the connecting block and are in threaded connection with the clamping block, the threaded heads are in threaded connection with the threaded holes, the clamping pad is fixedly connected to the outer side of the clamping block, and the connecting block is connected with the disc.

Preferably, the disc comprises a disc body and sliding grooves, the sliding grooves are formed in four directions of the disc body and are in sliding connection with the connecting blocks, and the spring groups are arranged in the disc body.

As optimizing, the spring group is including rack plate, micromotor, gear, clockwork spring, winding wheel, slide, the winding wheel has been put to the cover on the output shaft of micromotor, the winding wheel is connected with clockwork spring one end, the clockwork spring other end is connected in rack plate, rack plate and slide sliding connection, rack plate meshes with the gear mutually, the gear is also put on the output shaft of micromotor in the cover, slide and disc fixed connection, place the disk body in the micromotor, the clockwork spring adopts clearance fit with the expansion gap.

And optimally, the caliber of the top opening of the guide groove is larger than the calibers of the connecting block and the threaded head.

Preferably, the outer wall of the clamping cushion is arranged in a rough manner.

Preferably, the inner wall of the movable opening is smoothly arranged.

Advantageous effects

The clamping block can be quickly assembled and disassembled by rotating through the combination of the threaded head and the threaded hole, when the caliber of a workpiece to be machined is large and can rotate, the clamping block can be arranged at the threaded hole close to one end of the square-type sleeve, when the caliber of the workpiece to be machined is small and can rotate, the clamping block can be arranged at the threaded hole close to one end of the limiting block, the clamping device is suitable for workpieces of different specifications, and the application range is wider;

the output shaft corotation of drive micromotor for the reel links with it and carries out clockwise rotation, thereby with the one end internal-winding of clockwork spring, meanwhile, the synchronous clockwise rotation of gear, make the rack board rise under the guide effect of slide, thereby release a certain amount of clockwork spring and supply the reel internal-winding, make the clockwork spring compression, thereby the clockwork spring produces thrust to the fly leaf through returning the type cover, make the fly leaf at the gib block, move to the disc center under the guide effect of guide way, press from both sides tight piece and take place the displacement along with the fly leaf, will treat that the work piece presss from both sides tightly until the clamp pad, it is effectual to press from both sides tightly.

Compared with the prior art, the invention has the beneficial effects that: through pressing from both sides tight group, the disc, the chuck that the combination setting of spring group constitutes new construction, can not only be applicable to by the clamping part be circle class work piece, can also be applicable to by the clamping part be square work piece, and can be applicable to the work piece of different specifications, application scope is wide, through the control to the motor, it is more accurate to press from both sides tightly, the tight degree of clamp is more firm, do benefit to processing more, processing is more firm, help improving work piece processingquality, need not artifical manual regulation, more need not use the spanner, the operation is safe simple and convenient, through the reel, the gear, the rack plate, the cooperation of clockwork spring, the rack plate can be synchronous to the clockwork spring application of force with the reel, help improving the clamping speed to the work piece, thereby.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of a high-stability numerical control lathe according to the present invention.

Fig. 2 is a front view of the chuck according to the present invention.

FIG. 3 is a schematic top view of a clamping group according to the present invention.

FIG. 4 is a front view of a clamping group according to the present invention.

Fig. 5 is a front view of the swage ring of the present invention.

Fig. 6 is a side view of the guide seat of the present invention.

Fig. 7 is a schematic top view of the movable plate of the present invention.

Fig. 8 is a schematic top view of a disk according to the present invention.

Fig. 9 is a schematic top view of a first state of coupling of the clamping group with the spring group according to the invention.

Fig. 10 is a schematic top view of a second state of coupling of the clamping group with the spring group according to the invention.

Fig. 11 is a schematic view of the structure of the clamping block of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

a chuck-1, a base-2, a controller-3, a reciprocating table-4, a turret-5, a lathe body-6, a clamping group-10, a disc-11, a clockwork-12, a clip-100, a guide seat-101, a movable plate-102, a limit block-103, a clamping block-104, a sleeve body-100 a, a movable opening-100 b and a base-101 a, the device comprises a guide groove-101 b, a plate body-102 a, a guide bar-102 b, a threaded hole-102 c, a clamping pad-104 a, a clamping block-104 b, a connecting block-104 c, a threaded head-104 d, a disc body-110, a sliding groove-111, a rack plate-120, a micro motor-121, a gear-122, a spiral spring-123, a winding wheel-124 and a sliding seat-125.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-11, the present invention provides a digital controlled lathe with high stability, which comprises: the lathe comprises a chuck 1, a base 2, a controller 3, a reciprocating table 4, a turret 5 and a lathe body 6, wherein the base 2 is connected to the bottom of the lathe body 6, the controller 3 is installed on one side of the lathe body 6, the controller 3 is electrically connected with the reciprocating table 4, the reciprocating table 4 is arranged in the lathe body 6 and is provided with the turret 5, the chuck 1 is arranged on one side, away from the controller 3, of the turret 5, and the chuck 1 is in transmission connection with the lathe body 6;

chuck 1 is including pressing from both sides tight group 10, disc 11,

clockwork spring group

12, 11 inside four square equipartitions of disc are equipped with and press from both sides tight group 10, press from both sides tight group 10 to be provided with four groups and all organize 12 swing joint with the clockwork spring, clockwork spring group 12 is connected in disc 11.

The clamping set 10 comprises a clip type sleeve 100, a guide seat 101, a movable plate 102, a limiting block 103 and a clamping block 104, the movable plate 102 is penetrated through the guide seat 101 in clearance fit with the movable plate, one end of the movable plate 102 is connected with the clip type sleeve 100, the other end of the movable plate is connected with the limiting block 103, the movable plate 102 is provided with the detachable clamping block 104, the clip type sleeve 100 is movably connected with a clockwork spring set 12, the guide seat 101 is fixedly connected with a disc 11, the limiting block 103 is arranged to limit the movable plate 102, the movable plate 102 is effectively prevented from being separated from the guide seat 101, the guide seat 101 is arranged to guide the movable plate 102, the clamping block 104 is more favorable for clamping parts, and clamping force of the parts is balanced.

The cover 100 comprises a cover body 100a and a movable opening 100b, the movable opening 100b with an arc structure is formed in the cover body 100a, the movable opening 100b is matched with the spring assembly 12, the cover body 100a is vertically connected to the movable plate 102, and the spring 123 is convenient to stretch and retract due to the arrangement of the movable opening 100 b.

The guide holder 101 is including base 101a, guide way 101b has been seted up in the base 101a, guide way 101b is the setting of cross structure, guide way 101b carries out sliding connection with movable plate 102, base 101a and disc 11 fixed connection, the setting of guide way 101b is convenient for press from both sides the activity of tight group 10.

The movable plate 102 comprises a plate body 102a, guide strips 102b and threaded holes 102c, the guide strips 102b integrated with the plate body 102a are fixed on two sides of the plate body 102a, the threaded holes 102c are formed in two ends of the end face of the plate body 102a, the guide strips 102b are in clearance fit with the guide grooves 101b, the threaded holes 102c are in threaded connection with the clamping block 104, and the clamping block 104 is convenient to mount and dismount quickly due to the arrangement of the threaded holes 102 c.

Press from both sides tight piece 104 including pressing from both sides pad 104a, clamp splice 104b, connecting block 104c, thread head 104d, connecting block 104c both ends all are fixed with thread head 104d, and thread head 104d is provided with two, one thread head 104d carries out threaded connection with clamp splice 104b, another thread head 104d threaded connection in screw hole 102c, clamp splice 104b outside fixedly connected with presss from both sides pad 104a, connecting block 104c is connected with disc 11, setting up of thread head 104d makes and presss from both sides tight piece 104 and has the detachable function, can carry out the installation of different positions according to the work piece of different specifications, can adapt to the work piece of different specifications, and application scope is wider.

Disc 11 is including disk body 110, spout 111 has all been seted up in four positions of disk body 110, spout 111 carries out sliding connection with connecting block 104c, disk body 110 embeds there is spring group 12, the setting of spout 111 plays the effect of direction to clamping block 104, is convenient for clamping block 104 to carry out the displacement.

The spring group 12 comprises a rack plate 120, a micro motor 121, a gear 122, a spring 123, a winding wheel 124 and a sliding seat 125, the winding wheel 124 is sleeved on an output shaft of the micro motor 121, the winding wheel 124 is connected with one end of the spring 123, the other end of the spring 123 is connected with the rack plate 120, the rack plate 120 is in sliding connection with the sliding seat 125, the rack plate 120 is meshed with the gear 122, the gear 122 is also sleeved on the output shaft of the micro motor 121, the sliding seat 125 is fixedly connected with the disc 11, the micro motor 121 is internally provided with the disc body 110, the spring 123 and the movable opening 100b are in clearance fit, the rack plate 120 and the gear 122 are combined, the spring 123 can be synchronously wound or released with the winding wheel 124, and the clamping speed of a workpiece is improved.

The top opening apertures of the guide grooves 101b are larger than the apertures of the connecting block 104c and the threaded head 104d, so that the connecting block 104c and the threaded head 104d can move along with the plate body 102 a.

The outer wall of the clamp pad 104a is rough, which is helpful for improving the clamping force of the clamp pad 104a on the workpiece to be treated, and further preventing the workpiece from loosening during processing.

The inner wall of the movable opening 100b is smoothly arranged, so that the friction coefficient between the spring 123 and the movable opening 100b can be reduced, and the abrasion degree between the spring 123 and the movable opening 100b is greatly reduced.

The working principle of the invention is as follows: through the combination arrangement of the threaded head 104d and the threaded hole 102c, the clamping block 104 can be quickly assembled and disassembled through rotation, when the caliber of a workpiece to be machined is large and can rotate, the clamping block 104 can be installed at the threaded hole 102c close to one end of the swage sleeve 100, when the caliber of the workpiece to be machined is small and can rotate, the clamping block 104 can be installed at the threaded hole 102c close to one end of the limiting block 103, the clamping device is suitable for workpieces of different specifications, and the application range is wider;

the output shaft of the micro motor 121 is driven to rotate forwards, so that the winding wheel 124 is linked to rotate clockwise, one end of the spring 123 is wound, meanwhile, the gear 122 rotates clockwise synchronously, the rack plate 120 is lifted under the guiding action of the sliding seat 125, a certain amount of the spring 123 is released to be wound in the winding wheel 124, the spring 123 is compressed, the spring 123 pushes the movable plate 102 through the swage sleeve 100, the movable plate 102 moves towards the center of the disc 11 under the guiding action of the guide strips 102b and the guide grooves 101b, the clamping block 104 displaces along with the movable plate 102 until the clamping pad 104a clamps the workpiece, the clamping effect is good, and the workpiece is effectively prevented from loosening during machining.

In summary, the technical progress obtained by the invention compared with the prior art is as follows: through pressing from both sides tight group, the disc, the chuck that the combination setting of spring group constitutes new construction, can not only be applicable to by the clamping part be circle class work piece, can also be applicable to by the clamping part be square work piece, and can be applicable to the work piece of different specifications, application scope is wide, through the control to the motor, it is more accurate to press from both sides tightly, the tight degree of clamp is more firm, do benefit to processing more, processing is more firm, help improving work piece processingquality, need not artifical manual regulation, more need not use the spanner, the operation is safe simple and convenient, through the reel, the gear, the rack plate, the cooperation of clockwork spring, the rack plate can be synchronous to the clockwork spring application of force with the reel, help improving the clamping speed to the work piece, thereby.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a numerical control lathe of high firm processing, its structure includes chuck (1), base (2), controller (3), reciprocal platform (4), sword tower (5), lathe body (6), even there is base (2) at the bottom of lathe body (6), controller (3) are installed to lathe body (6) one side, controller (3) are connected with reciprocal platform (4) that are equipped with sword tower (5), chuck (1) still are equipped with in lathe body (6), chuck (1) are including pressing from both sides tight group (10), disc (11), clockwork spring group (12), disc (11) are equipped with four groups and the tight group (10) of pressing from both sides that the clockwork spring group (12) are connected, its characterized in that:

the clamping group (10) comprises a swage sleeve (100), a guide seat (101), a movable plate (102), a limiting block (103) and a clamping block (104), the movable plate (102) penetrates through the guide seat (101), one end of the movable plate is connected with the swage sleeve (100), the other end of the movable plate is connected with the limiting block (103), the clamping block (104) is arranged on the movable plate (102), the swage sleeve (100) is connected with the clockwork group (12), and the guide seat (101) is connected with the disc (11);

the clip-type cover (100) comprises a cover body (100a) and a movable opening (100b), the cover body (100a) is provided with the movable opening (100b), the movable opening (100b) is matched with the spring assembly (12), and the cover body (100a) is connected with a movable plate (102);

the guide seat (101) comprises a base (101a) and a guide groove (101b), the guide groove (101b) matched with the movable plate (102) is formed in the base (101a), and the base (101a) is connected with the disc (11);

the movable plate (102) comprises a plate body (102a), guide strips (102b) and threaded holes (102c), the guide strips (102b) which are integrated with the plate body are fixed on two sides of the plate body (102a), the threaded holes (102c) are formed in two ends of the plate body (102a), the guide strips (102b) are in clearance fit with the guide grooves (101b), and the threaded holes (102c) are in threaded connection with the clamping block (104);

the clamping block 104 comprises clamping pads (104a), clamping blocks (104b), connecting blocks (104c) and threaded heads (104d), the threaded heads (104d) are fixed at two ends of the connecting block (104c), two threaded heads (104d) are arranged, one threaded head (104d) is in threaded connection with the clamping block (104b), the other threaded head (104d) is in threaded connection with the threaded hole (102c), the clamping pads (104a) are fixedly connected to the outer side of the clamping block (104b), and the connecting block (104c) is connected with the disc (11);

the disc 11 comprises a disc body (110) and sliding grooves (111), the sliding grooves (111) are formed in the four directions of the disc body (110), the sliding grooves (111) are connected with connecting blocks (104c) in a sliding mode, and spring groups (12) are arranged in the disc body (110);

spring group (12) are including rack plate (120), micromotor (121), gear (122), clockwork spring (123), winding wheel (124), slide (125), winding wheel (124) have been put to the cover on the output shaft of micromotor (121), winding wheel (124) are connected with clockwork spring (123) one end, clockwork spring (123) other end is connected in rack plate (120), rack plate (120) and slide (125) sliding connection, rack plate (120) and gear (122) mesh mutually, gear (122) also overlap on the output shaft of micromotor (121), slide (125) and disc (11) fixed connection, place disk body (110) in micromotor (121), clearance fit is adopted with expansion gap (100b) in clockwork spring (123).