CN111545772B

CN111545772B - High-precision double-spindle double-tool-tower lathe

Info

Publication number: CN111545772B
Application number: CN202010429777.5A
Authority: CN
Inventors: 不公告发明人
Original assignee: Foshan Nanhai Zhongyuxing Precision Machinery Co ltd
Current assignee: Foshan Nanhai Zhongyuxing Precision Machinery Co ltd
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2022-12-30
Anticipated expiration: 2040-05-20
Also published as: CN111545772A

Abstract

The invention discloses a high-precision double-spindle double-cutter tower 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 installed inside the vertical plate and comprises a rotating handle, a first spring, a first rotating shaft, an inserting block, a worm gear, 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 first pivot rotates with bottom plate and roof through a plurality of bearings and links to each other, the outer wall top rigid coupling of first pivot has a plurality of commentaries on classics handle, the outer wall lower extreme rigid coupling of first pivot has the worm wheel, the rear side meshing of worm wheel links to each other has the worm, the equal clearance fit in outer wall left and right sides of worm has the sleeve, the equal rigid coupling in the telescopic outside has the inserted block, the outside of inserted block all is equipped with the groove block, the inboard inner at three-jaw chuck is installed to the groove block, the groove block rotates with three-jaw chuck's inside fluted disc and links to each other, the equal rigid coupling in the telescopic inner wall outside has the second pivot, the outer wall rigid coupling of second pivot has a plurality of baffles, second pivot and baffle all and the worm between have the clearance fit of lateral shifting direction, the telescopic inside outside all is equipped with first spring, the inside and outside of first spring links to each other with worm and sleeve are fixed 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;

and the inner sides of the magnets are fixedly connected with the three-jaw chuck through 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 the bottom plate, the worm and the worm wheel in FIG. 2;

FIG. 4 is a schematic view of the bottom plate, the second rotating shaft and the worm of 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 handles 201 are fixedly connected above the outer wall of the first rotating shaft 203, the rotating handle 201 can drive the first rotating shaft 203 to rotate, 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 the worm 206 to rotate through the worm wheel 205, the worm 206 is connected to the rear side of the worm wheel 205 in a meshed manner, sleeves 207 are in clearance fit with the left side and the right side of the outer wall of the worm 206, 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, the inserts 204 can be driven by the sleeves 207 to move, grooves 208 are arranged on the outer sides of the inserts 204, the grooves 208 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 inner fluted disc driving of the three-jaw chuck 9 can be realized by inserting the inserts 204 into the grooves 208 to rotate, 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, and a plurality of partition plates 209 are fixedly connected to the outer wall of the second rotating shaft 210, the second rotating shaft 210 and the partition 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, 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 can move inwards to extrude the first spring 202, the outer wall of the insertion block 204 is machined and arranged corresponding to the inner wall of the groove block 208, and the insertion block 204 can be inserted into the groove block 208.

The limiting component 3 is installed on the left side and the right side of the bottom plate 8, the limiting component 3 comprises a ball 301, a vertical rod 302, a second spring 303, a horizontal plate 304, a vertical tube 305, a fixture block 306 and a handle 307, the vertical tubes 305 are fixedly connected to the left side and the right side of the upper end of the bottom plate 8 respectively, the bottom plate 8 can support the vertical tube 305, the horizontal plate 304 is arranged inside the vertical tube 305, the vertical rod 302 is fixedly connected to the inner wall of the horizontal plate 304 and can drive the vertical rod 302, the vertical rod 302 and the horizontal plate 304 are in clearance fit with the vertical tube 305, the vertical rod 302 and the horizontal plate 304 can move inside the vertical tube 305, the fixture block 306 is fixedly connected to the lower end of the horizontal plate 304, 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 303, the elastic coefficient K of the second spring 303 is 500N/m, the upper side and the lower side of the second spring 303 is fixedly connected to the vertical tube 305 and the horizontal plate 304 respectively, the second spring 303 can extrude the second spring 303, the horizontal plate 304, the lower end of the sleeve 307 is sleeved on the sleeve 307, the lower end of the sleeve 207, the sleeve 307, the handle 207 can prevent the sleeve 307 from sliding sleeve 307 from being clamped to limit the sliding sleeve 207, and can prevent the sleeve 207 from sliding sleeve 207 from sliding sleeve 307 from sliding sleeve 307, and forming the sliding sleeve 207.

Locating component 4 is installed to the outer wall of three-jaw chuck 9, locating component 4 includes electro-magnet 401, buckle 402, magnet 403 and wire 404, the inboard of upper and lower magnet 403 all links to each other with three-jaw chuck 9 is fixed through buckle 402, three-jaw chuck 9 can drive magnet 403 and rotate, the magnetic pole of orientation of magnet 403 and electro-magnet 401 is just opposite, and magnet 403 is neodymium magnet, the outside of magnet 403 all is equipped with electro-magnet 401, the rear side of electro-magnet 401 all links to each other with lathe 1 is fixed, lathe 1 can support electro-magnet 401, the outside of electro-magnet 401 all links to each other with external power supply electrical property through wire 404, external power supply accessible wire 404 carries out the electrical support to electro-magnet 401, upper and lower magnet 403 and electro-magnet 401 all use the horizontal center of three-jaw chuck 9 as the benchmark and become axisymmetrical distribution, the relative position of restriction upper and lower magnet 403 and electro-magnet 401 and three-jaw chuck 9, the front end outer wall activity of three-jaw chuck 9 links to have a plurality of clamping jaws 6, the inboard of clamping jaw 7 that closely laminates.

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 sphere 301 is pulled upwards, the sphere 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 extruded, the sleeve 207 is pushed outwards by the first spring 202 which is extruded originally, the sleeve 207 drives the insertion 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, meanwhile, the worm 206 can drive the insert block 204 to rotate through the partition 209 and the sleeve 207, so that 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, and the workpiece 7 is placed inside the clamping jaw 6, then the rotating handle 201 is reversely rotated, the clamping jaw 6 can move inwards to clamp the workpiece 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 above operations can be repeated when the workpiece needs to be disassembled, the problem that the efficiency is influenced when the workpiece needs to be assembled or disassembled by the 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 various 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 has 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 the first rotating shaft (203) is rotatably connected with the bottom plate (8) and the top plate (5) through a plurality of bearings, a plurality of rotating handles (201) are fixedly connected above the outer wall of the first rotating shaft (203), a worm wheel (205) is fixedly connected to the lower end of the outer wall of the first rotating shaft (203), 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, inserting blocks (204) are fixedly connected to the outer sides of the sleeves (207), groove blocks (208) are arranged on the inner sides of the three-jaw chucks (9), the groove blocks (208) are rotatably connected with inner fluted discs of the three-jaw chucks (9), a second rotating shaft (210) is fixedly connected to the outer sides of the inner walls of the sleeves (207), a plurality of partition plates (209) are fixedly connected to the outer walls of the second rotating shaft (210), a plurality of partition plates (209) are fixedly connected to the outer walls of the inner walls of the second rotating shaft (210) and the worm (206), a spring (207) and a spring (202) are arranged on the outer sides of the sleeves (207) and fixed to the first rotating shaft (207);

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); the plurality of vertical cylinders (305) are fixedly connected to the left side and the right side of the upper end of the bottom plate (8) respectively, transverse plates (304) are arranged inside the vertical cylinders (305), vertical rods (302) are fixedly connected to the inner wall of each transverse plate (304), the vertical rods (302) and the transverse plates (304) are in clearance fit with the vertical cylinders (305), clamping blocks (306) are fixedly connected to the lower ends of the transverse plates (304), spheres (301) are fixedly connected to the upper ends of the vertical rods (302), second springs (303) are arranged on the outer walls of the vertical rods (302), the upper side and the lower side of each second spring (303) are fixedly connected with the vertical cylinders (305) and the transverse plates (304) respectively, and left and right handles (307) are fixedly connected to the inner sides of the lower ends of the sleeves (207) respectively;

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 sides of the upper and lower magnets (403) are fixedly connected with the three-jaw chuck (9) through a pinch plate (402), the outer sides of the magnets (403) are provided with electromagnets (401), the rear sides of the electromagnets (401) are fixedly connected with the lathe (1), and the outer sides of the electromagnets (401) are electrically connected with an external power supply through wires (404).

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 clamping block (306) and the sleeve (207) form a clamping structure.

4. A high precision double spindle double turret lathe according to claim 1, characterised in that: the outer wall of the handle (307) is sleeved with a rubber sleeve for avoiding sliding.

5. A high precision double spindle double turret lathe according to claim 1, 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.

6. 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).