CN111545772A

CN111545772A - High-precision double-spindle double-tool-tower lathe

Info

Publication number: CN111545772A
Application number: CN202010429777.5A
Authority: CN
Inventors: 不公告发明人
Original assignee: Zhu Anxue
Current assignee: Foshan Nanhai Zhongyuxing Precision Machinery Co ltd
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2020-08-18
Anticipated expiration: 2040-05-20
Also published as: CN111545772B

Abstract

The invention discloses a high-precision double-spindle double-turret lathe which comprises a lathe, a top plate, a bottom plate and a vertical plate, wherein the top plate and the bottom plate are fixedly connected to the upper side and the lower side of the center of the front end of the lathe respectively, a rotating assembly is arranged inside the vertical plate, the rotating assembly comprises a rotating handle, a first spring, a first rotating shaft, an inserting block, a worm wheel, a worm, a sleeve, a groove block, a partition plate and a second rotating shaft, and the inner side and the outer side of the first spring are fixedly connected with the worm and the sleeve respectively. This two sword tower lathes of high accuracy, structure scientific and reasonable, convenience safe in utilization, be provided with the commentaries on classics handle, first pivot, the worm wheel, the baffle, the work piece, the second pivot, the sleeve, the fixture block, the second spring, the inserted block, the cooperation between three commentaries on classics chuck and the clamping jaw, resume the block between fixture block and the sleeve, accomplish the installation of work piece, repeated above-mentioned operation can be accomplished when needing to dismantle, the problem that the two main shaft lathes of prior art need carry out efficiency of influence alone when the work piece is installed or is dismantled has been avoided.

Description

High-precision double-spindle double-tool-tower lathe

Technical Field

The invention relates to the technical field of lathes, in particular to a high-precision double-spindle double-turret lathe.

Background

The lathe is the lathe that lathe turning was carried out to the work piece of mainly using the lathe sword pairing rotation, still available drill bit on the lathe, the reamer, the screw tap, die and knurling tool etc. carry out corresponding processing, and current two main shaft lathes use, it can be in the both ends of a clamping simultaneous processing work piece, manual operation has been simplified greatly, the process has been reduced when increasing output, though the two main shaft lathes of prior art can process the use, but prior art has two main shaft lathes and need carry out the problem that influences efficiency alone when the work piece is installed or is dismantled, still exist simultaneously and need manual alignment and can't guarantee in-process three-jaw chuck stability when installing or dismantling the process.

Disclosure of Invention

The invention aims to provide a high-precision double-spindle double-turret lathe, which aims to solve the problem that the efficiency of the double-spindle lathe in the background technology is affected by the need of independent assembly or disassembly of workpieces.

In order to achieve the purpose, the invention provides the following technical scheme: a high-precision double-spindle double-turret lathe comprises a lathe, a top plate, a bottom plate and vertical plates, wherein the top plate and the bottom plate are fixedly connected to the upper side and the lower side of the center of the front end of the lathe respectively, the vertical plates are fixedly connected to the inner sides of the top plate and the bottom plate, three-jaw chucks are mounted on the left side and the right side of the front end of the lathe, and rotating assemblies are mounted inside the vertical plates;

the rotating assembly comprises a rotating handle, a first spring, a first rotating shaft, an inserting block, a worm wheel, a worm, a sleeve, a groove block, a partition plate and a second rotating shaft;

the outer wall of the first rotating shaft is rotationally connected with the bottom plate and the top plate through a plurality of bearings, a plurality of rotating handles are fixedly connected above the outer wall of the first rotating shaft, the lower end of the outer wall of the first rotating shaft is fixedly connected with a worm wheel, the rear side of the worm wheel is meshed and connected with a worm, the left side and the right side of the outer wall of the worm are both in clearance fit with sleeves, the outer sides of the sleeves are both fixedly connected with inserting blocks, the outer sides of the insertion blocks are respectively provided with a groove block, the groove blocks are arranged at the inner ends of the inner sides of the three-jaw chucks and are rotationally connected with an internal fluted disc of the three-jaw chuck, the outer sides of the inner walls of the sleeves are fixedly connected with second rotating shafts, the outer walls of the second rotating shafts are fixedly connected with a plurality of partition boards, the second rotating shaft and the partition plate are in clearance fit with the worm in the transverse moving direction, the first spring is arranged on the outer side of the inner portion of the sleeve, and the inner side and the outer side of the first spring are fixedly connected with the worm and the sleeve respectively.

Preferably, the shape of the outer wall of the insertion block corresponds to the shape of the inner wall of the groove block.

Preferably, the left side and the right side of the bottom plate are both provided with limiting assemblies;

the limiting assembly comprises a ball body, a vertical rod, a second spring, a transverse plate, a vertical cylinder, a clamping block and a handle;

a plurality of the chimney is the rigid coupling in the upper end left and right sides of bottom plate respectively, the inside of chimney all is equipped with the diaphragm, the inner wall rigid coupling of diaphragm has the montant, montant and diaphragm all with chimney clearance fit, the lower extreme rigid coupling of diaphragm has the fixture block, the upper end rigid coupling of montant has the spheroid, the outer wall of montant is equipped with the second spring, the upper and lower both sides of second spring are fixed with a chimney and bottom plate respectively and link to each other, control the handle rigid coupling is inboard at telescopic lower extreme respectively.

Preferably, a clamping structure is formed between the clamping block and the sleeve.

Preferably, the outer wall of the handle is sleeved with a rubber sleeve for avoiding sliding.

Preferably, a positioning assembly is mounted on the outer wall of the three-jaw chuck;

the positioning assembly comprises an electromagnet, a buckle plate, a magnet and a lead;

the inner sides of the magnets are fixedly connected with the three-jaw chuck through the pinch plates, the outer sides of the magnets are provided with electromagnets, the rear sides of the electromagnets are fixedly connected with a lathe, and the outer sides of the electromagnets are electrically connected with an external power supply through wires.

Preferably, the upper and lower magnets and the electromagnets are axisymmetrically distributed with the horizontal center of the three-jaw chuck as a reference.

Preferably, the outer wall of the front end of the three-jaw chuck is movably connected with a plurality of clamping jaws, and the inner sides of the clamping jaws are tightly attached with a workpiece.

Compared with the prior art, the invention has the beneficial effects that: this two sword tower lathes of two main shafts of high accuracy, structure scientific and reasonable, convenience safe in utilization:

1. this two main shaft double knives tower lathe of high accuracy, through being provided with the cooperation between changeing handle, first pivot, worm wheel, worm, baffle, work piece, second pivot, sleeve, fixture block, second spring, inserted block, three commentaries on classics chuck and the clamping jaw, rotate and change the handle, make to change and drive the worm to rotate the first pivot of accessible and worm wheel, worm accessible baffle and sleeve drive the inserted block simultaneously and rotate, the inside fluted disc of three-jaw chuck rotates simultaneously about the realization.

2. This two sword tower lathes of two main shafts of high accuracy, through placing the inboard of advancing the clamping jaw with the work piece, reverse rotation handle afterwards, the clamping jaw can inwards be removed and realize the centre gripping to the work piece, inwards stimulate the handle again, resume the block between fixture block and the sleeve, accomplish the installation of work piece, repeated above-mentioned operation can be accomplished when needing to dismantle, has avoided prior art's two main shaft lathes to need to carry out the problem that influences efficiency alone when the work piece is installed or is dismantled.

3. This two sword tower lathes of two main shafts of high accuracy, through the cooperation that is provided with lathe, three-jaw chuck, electro-magnet, clamping jaw, work piece and groove piece, when dismantling, can close the inside drive assembly of lathe, make the rotational speed of three-jaw chuck constantly reduce, steerable electro-magnet connects the electricity this moment, realizes that the electro-magnet constantly attracts magnet to accelerate stall speed.

4. This two sword tower lathes of two main shafts of high accuracy, because the magnetic pole of facing towards of magnet and electro-magnet is just opposite, and magnet is neodymium magnet, makes the position of three-jaw chuck stall at last unanimous with the position in the picture, makes the position of groove block be inside orientation, has avoided prior art through installing or need manual alignment and unable assurance in-process three-jaw chuck stability degree when dismantling the process.

5. This two sword tower lathes of high accuracy can inwards move the centre gripping that realizes the work piece through the clamping jaw, inwards stimulate the handle again, resumes the block between fixture block and the sleeve, accomplishes the installation of work piece, and repeated above-mentioned operation can be accomplished when needing to dismantle, has avoided prior art's two main shaft lathes to install or need carry out the problem that influences efficiency alone when dismantling at the work piece.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the lathe, bed plate and worm of FIG. 1;

FIG. 3 is a schematic view of the structure of FIG. 2 at the location of the bottom plate, the worm and the worm gear;

FIG. 4 is a schematic structural view of the bottom plate, the second rotating shaft and the worm in FIG. 2;

FIG. 5 is a schematic view of the structure of FIG. 2 at the base plate, the vertical tube and the second spring;

fig. 6 is a schematic view of the lathe, the three-jaw chuck and the magnet of fig. 1.

In the figure: 1. lathe, 2, rotating assembly, 201, rotating handle, 202, first spring, 203, first rotating shaft, 204, inserted block, 205, worm wheel, 206, worm, 207, sleeve, 208, groove block, 209, baffle, 210, second rotating shaft, 3, spacing subassembly, 301, spheroid, 302, montant, 303, second spring, 304, diaphragm, 305, riser, 306, fixture block, 307, handle, 4, locating component, 401, electro-magnet, 402, buckle, 403, magnet, 404, wire, 5, roof, 6, clamping jaw, 7, work piece, 8, bottom plate, 9, three-jaw chuck, 10, riser.

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.

Referring to fig. 1-6, the present invention provides a technical solution:

example one

A high-precision double-spindle double-turret lathe comprises a lathe 1, a top plate 5, a bottom plate 8 and a vertical plate 10, wherein the top plate 5 and the bottom plate 8 are fixedly connected to the upper side and the lower side of the center of the front end of the lathe 1 respectively, the vertical plate 10 is fixedly connected to the inner sides of the top plate 5 and the bottom plate 8, three-jaw chucks 9 are mounted on the left side and the right side of the front end of the lathe 1, the three-jaw chucks 9 are fixedly connected with an internal driving assembly of the lathe 1, a rotating assembly 2 is mounted inside the vertical plate 10, the rotating assembly 2 comprises a rotating handle 201, a first spring 202, a first rotating shaft 203, an inserting block 204, a worm wheel 205, a worm 206, a sleeve 207, a groove block 208, a partition 209 and a second rotating shaft 210, the outer wall of the first rotating shaft 203 is rotatably connected with the bottom plate 8 and the top plate 5 through a plurality of bearings, the bottom plate 8 and the top plate 5 can rotatably support the first rotating shaft 203, a plurality of rotating, a worm wheel 205 is fixedly connected to the lower end of the outer wall of the first rotating shaft 203, the first rotating shaft 203 can drive a worm 206 to rotate through the worm wheel 205, a worm 206 is connected to the rear side of the worm wheel 205 in a meshed manner, sleeves 207 are arranged on the left side and the right side of the outer wall of the worm 206 in a clearance fit manner, the sleeves 207 can move on the outer wall of the worm 206, inserts 204 are fixedly connected to the outer sides of the sleeves 207 and can drive the inserts 204 to move, grooves 208 are arranged on the outer sides of the inserts 204 and are mounted at the inner ends of the three-jaw chuck 9, the grooves 208 are rotatably connected with an inner fluted disc of the three-jaw chuck 9, the inserts 204 are inserted into the grooves 208 and then rotate, so that the inner fluted disc drive of the three-jaw chuck 9 can be realized, a second rotating shaft 210 is fixedly connected to the outer side of the inner wall of the sleeves 207, the second rotating shaft 210 can drive the sleeves 207 to rotate, a plurality of partition plates 209 are fixedly connected to the outer wall of the second rotating shaft, the first spring 202 is arranged on the outer side of the inner portion of the sleeve 207, the elastic coefficient K of the first spring 202 is 600N/m, the inner side and the outer side of the first spring 202 are fixedly connected with the worm 206 and the sleeve 207 respectively, the sleeve 207 moves inwards to extrude the first spring 202, the outer wall of the insert block 204 and the inner wall of the groove block 208 are correspondingly processed, and the insert block 204 can be inserted into the groove block 208.

The left side and the right side of the bottom plate 8 are respectively provided with a limiting component 3, the limiting components 3 comprise a ball 301, a vertical rod 302, a second spring 303, a horizontal plate 304, vertical tubes 305, a fixture block 306 and a handle 307, a plurality of vertical tubes 305 are respectively fixedly connected with the left side and the right side of the upper end of the bottom plate 8, the bottom plate 8 can support the vertical tubes 305, the vertical tubes 305 are respectively internally provided with the horizontal plate 304, the inner wall of the horizontal plate 304 is fixedly connected with the vertical rod 302, the vertical rod 302 can drive the horizontal plate 304 to move, the vertical rod 302 and the horizontal plate 304 are in clearance fit with the vertical tubes 305, the vertical rod 302 and the horizontal plate 304 can move inside the vertical tubes 305, the lower end of the horizontal plate 304 is fixedly connected with the fixture block 306, the horizontal plate 304 can drive the fixture block 306 to move, the upper end of the vertical rod 302 is fixedly connected with the ball 301, the ball 301 can drive the vertical rod 302 to move, the outer wall of the vertical rod 302 is provided with the second spring, the transverse plate 304 moves upwards to extrude the second spring 303, the left handle 307 and the right handle 307 are fixedly connected to the inner side of the lower end of the sleeve 207 respectively, the handle 307 can drive the sleeve plate 207 to move, a clamping structure is formed between the clamping block 306 and the sleeve 207, the clamping block 306 can limit the position of the sleeve 207, the outer wall of the handle 307 is sleeved with a rubber sleeve which avoids sliding, and sliding is avoided when the handle 307 moves.

The outer wall of the three-jaw chuck 9 is provided with a positioning assembly 4, the positioning assembly 4 comprises an electromagnet 401, a pinch plate 402, a magnet 403 and a lead 404, the inner sides of an upper magnet 403 and a lower magnet 403 are fixedly connected with the three-jaw chuck 9 through the pinch plate 402, the three-jaw chuck 9 can drive the magnet 403 to rotate, the facing magnetic poles of the magnet 403 and the electromagnet 401 are just opposite, the magnet 403 is a neodymium magnet, the electromagnet 401 is arranged on the outer side of the magnet 403, the rear side of the electromagnet 401 is fixedly connected with the lathe 1, the lathe 1 can support the electromagnet 401, the outer side of the electromagnet 401 is electrically connected with an external power supply through the lead 404, the external power supply can electrically support the electromagnet 401 through the lead 404, the upper magnet 403 and the lower magnet 403 and the electromagnet 401 are axially and symmetrically distributed by taking the horizontal center of the three-jaw chuck 9 as a reference to limit the relative positions of the upper magnet 403, the lower magnet 401 and the electromagnet 401 and the, the inner side of the clamping jaw 6 is tightly attached with a workpiece 7.

When the high-precision double-spindle double-turret lathe is required to be used, a plurality of identical workpieces are firstly placed on the lathe 1, then the ball 301 is pulled upwards, the ball 301 can drive the fixture block 206 to move upwards through the vertical rod 302, the clamping between the fixture block 206 and the sleeve 207 is released while the second spring 303 is squeezed, the originally squeezed first spring 202 pushes the sleeve 207 outwards, the sleeve 207 drives the insert block 204 to be inserted into the groove block 208, then the rotating handle 201 is rotated, the rotating handle 201 can drive the worm 206 to rotate through the first rotating shaft 203 and the worm wheel 205, the worm 206 can drive the insert block 204 to rotate through the partition plate 209 and the sleeve 207, the internal fluted discs of the left and right three-jaw chucks 9 can rotate simultaneously, the clamping jaws 6 on the surfaces of the three-jaw chucks 9 can move outwards, the workpieces 7 are placed on the inner sides of the clamping jaws 6, then the rotating handle 201 is reversed, and the clamping jaws 6 can move inwards to clamp the workpieces 7, then the handle 307 is pulled inwards to recover the clamping between the clamping block 206 and the sleeve 207, the installation of the workpiece 7 is completed, the operation is repeated when the workpiece needs to be disassembled, the problem that the efficiency is influenced when the workpiece is installed or disassembled by a double-spindle lathe in the prior art is solved, meanwhile, when the lathe is disassembled, the internal driving component of the lathe 1 can be closed, so that the rotating speed of the three-jaw chuck 9 is continuously reduced, the electromagnet 401 can be controlled to be electrified, the electromagnet 401 continuously attracts the magnet 403 to accelerate the stalling speed, and because the magnetic poles of the magnet 403 and the electromagnet 401 are just opposite, and the magnet 403 is a neodymium magnet, the final stop position of the three-jaw chuck 9 is consistent with the position in the figure, and the position of the groove block 208 faces inwards, so that the problem that the prior art needs manual alignment when in the installation or disassembly process and the stability of the three-jaw chuck cannot be ensured in the process is avoided.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a two sword tower lathes of two main shafts of high accuracy, includes lathe (1), roof (5), bottom plate (8) and riser (10), both sides rigid coupling respectively have roof (5) and bottom plate (8) about the front end center of lathe (1), the equal rigid coupling in inboard of roof (5) and bottom plate (8) has riser (10), its characterized in that: three-jaw chucks (9) are installed on the left side and the right side of the front end of the lathe (1), and rotating assemblies (2) are installed inside vertical plates (10);

the rotating assembly (2) comprises a rotating handle (201), a first spring (202), a first rotating shaft (203), an inserting block (204), a worm wheel (205), a worm (206), a sleeve (207), a groove block (208), a partition plate (209) and a second rotating shaft (210);

the outer wall of first pivot (203) rotates with bottom plate (8) and roof (5) through a plurality of bearings and links to each other, the outer wall top rigid coupling of first pivot (203) has a plurality of commentaries on classics (201), the outer wall lower extreme rigid coupling of first pivot (203) has worm wheel (205), the rear side meshing of worm wheel (205) has linked to each other worm (206), the equal clearance fit in outer wall left and right sides of worm (206) has sleeve (207), the equal rigid coupling in the outside of sleeve (207) has inserted block (204), the outside of inserted block (204) all is equipped with channel block (208), install in the inboard of three-jaw chuck (9) inner in channel block (208), channel block (208) rotate with the inside fluted disc of three-jaw chuck (9) and link to each other, the equal rigid coupling in the inner wall outside of sleeve (207) has second pivot (210), the outer wall rigid coupling of second pivot (210) has a plurality of baffles (209), the second rotating shaft (210) and the partition plate (209) are in clearance fit with the worm (206) in the transverse moving direction, the first spring (202) is arranged on the outer side of the inner portion of the sleeve (207), and the inner side and the outer side of the first spring (202) are fixedly connected with the worm (206) and the sleeve (207) respectively.

2. A high precision double spindle double turret lathe according to claim 1, characterised in that: the outer wall of the insertion block (204) is processed and arranged corresponding to the inner wall of the groove block (208).

3. A high precision double spindle double turret lathe according to claim 1, characterised in that: the left side and the right side of the bottom plate (8) are both provided with a limiting component (3);

the limiting assembly (3) comprises a ball body (301), a vertical rod (302), a second spring (303), a horizontal plate (304), a vertical cylinder (305), a clamping block (306) and a handle (307);

a plurality of vertical cylinder (305) rigid coupling is in the upper end left and right sides of bottom plate (8) respectively, the inside of vertical cylinder (305) all is equipped with diaphragm (304), the inner wall rigid coupling of diaphragm (304) has montant (302), montant (302) and diaphragm (304) all with vertical cylinder (305) clearance fit, the lower extreme rigid coupling of diaphragm (304) has fixture block (306), the upper end rigid coupling of montant (302) has spheroid (301), the outer wall of montant (302) is equipped with second spring (303), the upper and lower both sides of second spring (303) are fixed continuous with vertical cylinder (305) and diaphragm (304) respectively, control handle (307) rigid coupling is inboard at the lower extreme of sleeve (207) respectively.

4. A high precision dual spindle dual turret lathe according to claim 3, wherein: the clamping block (306) and the sleeve (207) form a clamping structure.

5. A high precision dual spindle dual turret lathe according to claim 3, wherein: the outer wall of the handle (307) is sleeved with a rubber sleeve for avoiding sliding.

6. A high precision double spindle double turret lathe according to claim 1, characterised in that: the outer wall of the three-jaw chuck (9) is provided with a positioning component (4);

the positioning assembly (4) comprises an electromagnet (401), a pinch plate (402), a magnet (403) and a lead (404);

the inner side of the magnet (403) is fixedly connected with the three-jaw chuck (9) through a buckle plate (402), the outer side of the magnet (403) is provided with an electromagnet (401), the rear side of the electromagnet (401) is fixedly connected with the lathe (1), and the outer side of the electromagnet (401) is electrically connected with an external power supply through a wire (404).

7. A high precision double spindle double turret lathe according to claim 6, characterised in that: the upper and lower magnets (403) and the electromagnets (401) are axially and symmetrically distributed by taking the horizontal center of the three-jaw chuck (9) as a reference.

8. A high precision double spindle double turret lathe according to claim 1, characterised in that: the outer wall of the front end of the three-jaw chuck (9) is movably connected with a plurality of clamping jaws (6), and a workpiece (7) is tightly attached to the inner side of each clamping jaw (6).