CN214867280U

CN214867280U - Double-spindle core-walking type numerically controlled lathe

Info

Publication number: CN214867280U
Application number: CN202121587273.2U
Authority: CN
Inventors: 黄雅鸿; 黄进富
Original assignee: Dongguan Minghong Cnc Machinery Co ltd
Current assignee: Dongguan Minghong Cnc Machinery Co ltd
Priority date: 2021-07-13
Filing date: 2021-07-13
Publication date: 2021-11-26
Anticipated expiration: 2031-07-13

Abstract

The utility model discloses a core formula numerical control lathe is walked to two main shafts, including lathe base, lathe base top center fixedly connected with tool support, tool support top fixedly connected with cutter clamping device, the first fixed block of the equal fixedly connected with in lathe base top both sides and second fixed block, two the inboard center of first fixed block and second fixed block is rotated and is connected with the screw lead screw, two the spacing slide bar of both ends fixedly connected with around first fixed block and second fixed block are inboard. The utility model is provided with the first driving motor and the threaded screw rod, so that two workpieces to be processed can move towards the tool clamping device; the sliding block is matched with the threaded screw rod, so that the sliding of the sliding block is more stable; two chip collecting grooves are formed in the top of the lathe base, so that waste chips generated by turning can be collected conveniently; the long-strip-shaped scraps are cut up through the spiral blades, so that the treatment and the collection of the scraps are facilitated, and the discharge of the scraps is accelerated.

Description

Double-spindle core-walking type numerically controlled lathe

Technical Field

The utility model relates to a numerical control lathe technical field especially relates to a core formula numerical control lathe is walked to two main shafts.

Background

The numerical control lathe is an automatic machine tool with high precision and high efficiency; the cutting tool is mainly used for cutting processing of inner and outer cylindrical surfaces of shaft parts or disc parts, inner and outer conical surfaces with any taper angles, complex rotary inner and outer curved surfaces, cylinders, conical threads and the like; the double-spindle numerical control lathe is a numerical control lathe with two workpiece spindles capable of axially moving, and can simultaneously finish machining two workpieces at a time; the so-called walk-through machining is a machining of a workpiece by clamping the workpiece by a jig, moving the workpiece forward and backward, and immobilizing a tool.

In use, the prior double-spindle core-walking numerical control lathe has the following defects: when the first and the second workpiece main shafts move axially, the jamming is easy to occur; secondly, the waste chips generated during turning of the workpiece are large and difficult to clean; therefore, it is desirable to provide a double-spindle core-walking numerically controlled lathe to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the two workpiece main shafts are easy to be blocked when moving axially; the scraps produced during the turning of the workpiece are large and difficult to clean.

In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a core formula numerical control lathe is walked to two main shafts, includes lathe base, its characterized in that: the center of the top of the lathe base is fixedly connected with a cutter support, the top of the cutter support is fixedly connected with a cutter clamping device, two sides of the top of the lathe base are fixedly connected with a first fixed block and a second fixed block, the centers of the inner sides of the two first fixed blocks and the second fixed blocks are rotatably connected with a threaded lead screw, the front end and the rear end of the inner sides of the two first fixed blocks and the second fixed blocks are fixedly connected with limiting slide bars, two sides of the top of the lathe base are fixedly connected with a first driving motor corresponding to the second fixed block, the outer walls of the limiting slide bars and the threaded lead screw are slidably connected with slide blocks, and the tops of the two slide blocks are fixedly connected with cutting connecting blocks;

the top parts of the two cutting connecting blocks are fixedly connected with second driving motors, the centers of the two cutting connecting blocks are rotatably connected with workpiece rotating shafts, one ends of the two workpiece rotating shafts, which are close to the cutter clamp, are respectively and fixedly connected with a first material clamp and a second material clamp, one ends of the two workpiece rotating shafts, which are far away from the cutter clamp, are respectively and fixedly connected with a rotating shaft belt pulley, output shafts of the two second driving motors are respectively and fixedly connected with motor belt pulleys, and connecting belts are arranged between the motor belt pulleys and the rotating shaft belt pulleys;

the lathe base is characterized in that chip collecting grooves corresponding to the cutter support are formed in two sides of the top of the lathe base, two chip collecting shafts are rotatably connected to the centers of the front end and the rear end of each chip collecting groove, helical blades are fixedly connected to the peripheral sides of the chip collecting shafts, chip outlets corresponding to the chip collecting grooves are formed in two sides of the front end of the lathe base, collecting boxes corresponding to the chip outlets are fixedly connected to two sides of the front end of the lathe base, motor fixing plates corresponding to the chip collecting grooves are fixedly connected to two sides of the top of the rear end of the lathe base, and chip collecting motors are fixedly connected to the tops of the motor fixing plates.

Preferably, cutting tools are clamped on two sides of the tool clamping device, and two workpieces can be machined simultaneously through the two tools on the two sides.

Preferably, through holes corresponding to the output shafts of the first driving motors are formed in the centers of the side surfaces of the two second fixing blocks, the output shafts of the first driving motors penetrate through the through holes and are fixedly connected with one ends of the threaded screw rods, and the threaded screw rods are driven to rotate through the first driving motors.

Preferably, two the sliding block side center all seted up with the corresponding screw hole of screw lead screw, two both ends all seted up with the corresponding round hole of spacing slide bar around the sliding block side, through the rotation of screw lead screw, make the sliding block take place to slide.

Preferably, the bottoms of the two chip collecting grooves are of semicircular structures, and the shapes of the rotating blades correspond to those of the bottoms of the chip collecting grooves.

Preferably, two the pivot hole that receipts bits axle corresponds is all seted up at receipts bits groove rear end center, just it runs through pivot hole and receives bits motor output shaft fixed connection to receive bits axle rear end, and it rotates to drive through receiving the bits motor and receiving the bits axle.

The utility model has the advantages as follows:

1. the utility model is provided with the first driving motor and the threaded screw rod, so that two workpieces to be processed can move towards the tool clamping device; the sliding block is matched with the threaded screw rod, so that the sliding of the sliding block is more stable;

2. the two chip collecting grooves are formed in the top of the lathe base, so that scraps generated by turning can be collected conveniently; the long-strip-shaped scraps are cut up through the spiral blades, so that the treatment and the collection of the scraps are facilitated, and the discharge of the scraps is accelerated.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a top view of the threaded screw rod of the present invention;

FIG. 3 is an enlarged view of FIG. 1 at A;

fig. 4 is a top view of the present invention.

In the figure: 1. a lathe base; 2. a tool holder; 3. a tool holder; 4. a first fixed block; 5. a second fixed block; 6. a first drive motor; 7. a limiting slide bar; 8. a threaded lead screw; 9. a slider; 10. cutting the connecting block; 11. a second drive motor; 12. a workpiece rotating shaft; 13. a first material clamping device; 14. a second material clamping device; 15. a motor pulley; 16. a rotating shaft belt pulley; 17. connecting a belt; 18. a chip outlet; 19. a collection box; 20. a chip collecting groove; 21. a scrap collecting shaft; 22. a helical blade; 23. a motor fixing plate; 24. receive bits motor.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Referring to fig. 1 and 2, a double-spindle core-moving numerically controlled lathe comprises a lathe base 1, a tool holder 2 is fixedly connected to the center of the top of the lathe base 1, a tool holder 3 is fixedly connected to the top of the tool holder 2, cutting tools are clamped on two sides of the tool holder 3, a first fixing block 4 and a second fixing block 5 are fixedly connected to two sides of the top of the lathe base 1, a threaded screw 8 is rotatably connected to the centers of the inner sides of the two first fixing blocks 4 and the second fixing block 5, a limiting slide rod 7 is fixedly connected to the front and rear ends of the inner sides of the two first fixing blocks 4 and the second fixing block 5, a first driving motor 6 corresponding to the second fixing block 5 is fixedly connected to two sides of the top of the lathe base 1, a through hole corresponding to an output shaft of the first driving motor 6 is formed in the center of the side of the two second fixing blocks 5, and the output shaft of the first driving motor 6 is fixedly connected to one end of the threaded screw 8, rotate through 6 output shafts of first driving motor and drive screw lead screw 8 and rotate, 8 outer wall sliding connection of spacing slide bar 7 and screw lead screw have sliding block 9, two 9 side centers of sliding block all offer with the corresponding screw hole of screw lead screw 8, both ends all offer with 7 corresponding round holes of spacing slide bar around two 9 sides, rotation through screw lead screw 8 makes sliding block 9 take place to slide, it is more smooth and easy to make sliding block 9's slip through two spacing slide bar 7, two 9 tops fixedly connected with cutting connecting block 10 of sliding block.

As shown in fig. 3, a second driving motor 11 is fixedly connected to the top of each of the two cutting connection blocks 10, a workpiece rotating shaft 12 is rotatably connected to the center of each of the two cutting connection blocks 10, a first material clamping device 13 and a second material clamping device 14 are respectively fixedly connected to one end of each of the two workpiece rotating shafts 12 close to the tool holder 3, the first material clamping device 13 and the second material clamping device 14 can simultaneously process two workpieces, the first material clamping device 13 and the second material clamping device 14 move toward the tool holder 3 by the rotation of the output shaft of the first driving motor 6, the first material clamping device 13 and the second material clamping device 14 rotate along with the rotation of the workpiece rotating shaft 12, a rotating shaft belt pulley 16 is fixedly connected to one end of each of the two workpiece rotating shafts 12 far from the tool holder 3, a motor belt pulley 15 is fixedly connected to the output shaft of each of the two second driving motors 11, the motor belt pulley 15 is driven to rotate by the output shaft of the second driving motor 11, a connecting belt 17 is arranged between the motor belt pulley 15 and the rotating shaft belt pulley 16, and the rotating shaft belt pulley 16 is driven to rotate through the motor belt pulley 15, so that the workpiece rotating shaft 12 rotates.

As shown in fig. 4, chip collecting grooves 20 corresponding to the tool holder 2 are formed on two sides of the top of the lathe base 1, the bottoms of the two chip collecting grooves 20 are both in a semicircular structure, the two chip collecting grooves 20 are both located between the tool holder 2 and the first fixing block 4, the waste chips generated during the turning of the workpiece just fall into the chip collecting grooves 20, chip collecting shafts 21 are rotatably connected to the centers of the front and rear ends of the two chip collecting grooves 20, helical blades 22 are fixedly connected to the peripheries of the two chip collecting shafts 21, the helical blades 22 are driven to rotate by the rotation of the chip collecting shafts 21, the long-strip-shaped waste chips generated during the turning of the workpiece are cut up by the helical blades 22, chip outlets 18 corresponding to the chip collecting grooves 20 are formed on two sides of the front end of the lathe base 1, the chip outlets 18 are communicated with the chip collecting grooves 20, the cut-up waste chips are discharged from the chip outlets 18, collecting boxes 19 corresponding to the chip outlets 18 are fixedly connected to two sides of the front end of the lathe base 1, the scraps discharged from the scrap outlet 18 just fall into the collecting box 19, two motor fixing plates 23 corresponding to the scrap collecting grooves 20 are fixedly connected to two sides of the top of the rear end of the lathe base 1, scrap collecting motors 24 are fixedly connected to the tops of the two motor fixing plates 23, rotating shaft holes corresponding to the scrap collecting shafts 21 are formed in the centers of the rear ends of the two scrap collecting grooves 20, the rear ends of the scrap collecting shafts 21 penetrate through the rotating shaft holes and are fixedly connected with output shafts of the scrap collecting motors 24, the scrap collecting shafts 21 are driven to rotate through the rotation of the output shafts of the scrap collecting motors 24, and therefore the helical blades 22 are made to rotate.

When the utility model is used, two workpieces to be processed are clamped simultaneously by the first material clamping device 13 and the second material clamping device 14, two cutting tools are clamped at two sides of the tool clamping device 3, the two first driving motors 6 are started to rotate the two thread screws 8, so that the two workpieces to be processed are close to the tool clamping device 3, and the two second driving motors 11 are started to rotate the two workpiece rotating shafts 12, so that the two workpieces to be processed rotate; the scrap collecting groove 20 is used for collecting long-strip-shaped scraps generated during the turning of the workpiece, the scrap collecting motor 24 is used for driving the helical blade 22 to rotate, so that the long-strip-shaped scraps are cut, and the cut scraps fall into the collecting box 19 through the scrap outlet 18.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a core formula numerical control lathe is walked to two main shafts, includes lathe base (1), its characterized in that: the center of the top of the lathe base (1) is fixedly connected with a cutter bracket (2), the top of the cutter bracket (2) is fixedly connected with a cutter clamping device (3), a first fixed block (4) and a second fixed block (5) are fixedly connected to two sides of the top of the lathe base (1), a threaded screw rod (8) is rotatably connected to the centers of the inner sides of the first fixed block (4) and the second fixed block (5), a limiting slide rod (7) is fixedly connected to the front end and the rear end of the inner sides of the first fixed block (4) and the second fixed block (5), the two sides of the top of the lathe base (1) are fixedly connected with first driving motors (6) corresponding to the second fixed blocks (5), the outer walls of the limiting sliding rods (7) and the threaded screw rods (8) are connected with sliding blocks (9) in a sliding mode, and the tops of the two sliding blocks (9) are fixedly connected with cutting connecting blocks (10);

the top parts of the two cutting connecting blocks (10) are fixedly connected with second driving motors (11), the centers of the two cutting connecting blocks (10) are rotatably connected with workpiece rotating shafts (12), one ends of the two workpiece rotating shafts (12), which are close to the cutter clamping device (3), are respectively and fixedly connected with a first material clamping device (13) and a second material clamping device (14), one ends of the two workpiece rotating shafts (12), which are far away from the cutter clamping device (3), are respectively and fixedly connected with a rotating shaft belt pulley (16), output shafts of the two second driving motors (11) are respectively and fixedly connected with motor belt pulleys (15), and a connecting belt (17) is arranged between the motor belt pulleys (15) and the rotating shaft belt pulley (16);

lathe base (1) top both sides seted up with corresponding chip groove (20) of cutter support (2), two both ends center is rotated around chip groove (20) and is connected with chip collecting shaft (21), two chip collecting shaft (21) week side fixedly connected with helical blade (22), chip outlet (18) corresponding with chip collecting groove (20) are seted up to lathe base (1) front end both sides, lathe base (1) front end both sides fixedly connected with and the corresponding collecting box (19) of chip outlet (18), lathe base (1) rear end top both sides fixedly connected with and the corresponding motor fixing plate (23) of chip collecting groove (20), two the equal fixedly connected with in motor fixing plate (23) top receives bits motor (24).

2. The double-spindle core-feed numerically controlled lathe according to claim 1, wherein: and cutting tools are clamped on both sides of the tool clamping device (3).

3. The double-spindle core-feed numerically controlled lathe according to claim 1, wherein: through holes corresponding to the output shafts of the first driving motors (6) are formed in the centers of the side surfaces of the two second fixing blocks (5), and the output shafts of the first driving motors (6) penetrate through the through holes and are fixedly connected with one ends of the threaded screw rods (8).

4. The double-spindle core-feed numerically controlled lathe according to claim 1, wherein: two sliding block (9) side center all seted up with corresponding screw hole of screw lead screw (8), two sliding block (9) side front and back both ends all seted up with the corresponding round hole of spacing slide bar (7).

5. The double-spindle core-feed numerically controlled lathe according to claim 1, wherein: the bottoms of the two chip collecting grooves (20) are of semicircular structures.

6. The double-spindle core-feed numerically controlled lathe according to claim 1, wherein: rotating shaft holes corresponding to the chip collecting shafts (21) are formed in the centers of the rear ends of the two chip collecting grooves (20), and the rear ends of the chip collecting shafts (21) penetrate through the rotating shaft holes to be fixedly connected with an output shaft of a chip collecting motor (24).