CN113681034A - Automatic lathe for processing nicking tool accessories - Google Patents

Automatic lathe for processing nicking tool accessories Download PDF

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Publication number
CN113681034A
CN113681034A CN202111064874.XA CN202111064874A CN113681034A CN 113681034 A CN113681034 A CN 113681034A CN 202111064874 A CN202111064874 A CN 202111064874A CN 113681034 A CN113681034 A CN 113681034A
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CN
China
Prior art keywords
rocker
cutter
cap
cam
frame body
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Granted
Application number
CN202111064874.XA
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Chinese (zh)
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CN113681034B (en
Inventor
郑嘉玮
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Jiaxing Lijun Hardware Products Co ltd
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Jiaxing Lijun Hardware Products Co ltd
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Priority to CN202111064874.XA priority Critical patent/CN113681034B/en
Publication of CN113681034A publication Critical patent/CN113681034A/en
Application granted granted Critical
Publication of CN113681034B publication Critical patent/CN113681034B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B5/00Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B25/00Accessories or auxiliary equipment for turning-machines
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P23/00Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
    • B23P23/02Machine tools for performing different machining operations

Abstract

The invention relates to the technical field of nicking tool production equipment, in particular to an automatic lathe for processing nicking tool accessories, which is provided with a main machine and a forming device, wherein the main machine is provided with a clamp and a motor for driving a main machine body to rotate, the clamp is controlled by the main machine in a rotating way, the forming device comprises a first cutter for turning the outer wall of a cap, a second cutter for tapping the inner wall of the cap, a third cutter for pressing a spline on the outer wall of the cap, a fourth cutter for turning the cap to form a connecting part, a fifth cutter for chamfering the outer wall of the front end of the cap, and a sixth cutter for cutting off the processed cap to enable the processed cap to fall off the clamp, a linkage structure is controlled by the motor to move and simultaneously carry the first cutter, the second cutter, the third cutter, the fourth cutter, the fifth cutter and the sixth cutter in a sequential order to process the cap so that a finished product is formed after the cap falls off the clamp, the invention has simple and reasonable structure and high production efficiency.

Description

Automatic lathe for processing nicking tool accessories
Technical Field
The invention relates to the technical field of nicking tool production equipment, in particular to an automatic lathe for nicking tool accessory machining.
Background
The utility model discloses a seal ring, seal ring.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the automatic lathe for processing the nicking tool accessory, which is simple and reasonable in structure and high in production efficiency.
In order to achieve the purpose, the invention provides the following technical scheme:
an automatic lathe for processing a nicking tool accessory comprises a lathe for processing a cap with a hollow structure,
a lathe is provided with a workbench, a main machine for providing power and a forming device for processing the cap,
a main machine which is provided with a clamp for clamping the cap and a motor for driving the main machine body to rotate, the clamp is controlled by the main machine to rotate,
the forming device is arranged on the workbench and comprises a first cutter for turning the outer wall of the cap, a second cutter for tapping the inner wall of the cap, a third cutter for pressing a spline on the outer wall of the cap, a fourth cutter for turning the cap to form a connecting part, a fifth cutter for chamfering the outer wall of the front end of the cap and a sixth cutter for cutting off the processed cap to enable the processed cap to fall off from the clamp;
and the linkage structure is arranged on the workbench, is controlled by the motor to move and simultaneously carries the first cutter, the second cutter, the third cutter, the fourth cutter, the fifth cutter and the sixth cutter to synchronously process the cap in sequence so that the cap falls off from the clamp to form a finished product.
The invention is further configured to: the forming device is provided with a first frame body and a second frame body, the first frame body is vertically arranged on the workbench, the second frame body is arranged on the workbench in parallel, the first cutter, the second cutter and the third cutter are movably connected to the second frame body, the fourth cutter, the fifth cutter and the sixth cutter are movably connected to the first frame body, and the host is arranged on the first frame body;
the linkage structure comprises a cam shaft and a movable assembly, one end of the cam shaft is in transmission connection with the main machine through a gear, one end of the movable assembly is in contact with the cam shaft, the other end of the movable assembly is connected with six cutters on the forming device,
when the camshaft rotates, the six cutters reciprocate according to the moving track of the moving component on the camshaft so as to machine the cap.
The invention is further configured to: the camshaft comprises a shaft lever and six cams, the six cams are fixed on the shaft lever and are controlled by the shaft lever to rotate,
the movable component has six and is respectively correspondingly associated with six cutters and six cams,
the first movable assembly is driven to move by the first cam, so that the first cutter is controlled to turn the outer wall of the cap;
the second movable assembly is driven to move by the second cam so as to control the second cutter to tap the inner wall of the cap;
the third movable assembly is driven to move by a third cam so as to control a third cutter to press the spline on the outer wall of the cap cover;
the fourth movable assembly is driven to move by a fourth cam, so that a fourth cutter is controlled to turn the rear end of the cap to form a connecting part;
the fifth movable assembly is driven to move by a fifth cam so as to control a fifth cutter to chamfer the outer wall of the front end of the cap;
the sixth movable assembly is driven to move by the sixth cam, and then the sixth cutter is controlled to cut the cap.
The invention is further configured to: the first movable assembly comprises a first rocker which is rotatably connected with the frame body, one end of the first rocker is abutted against the first cam, the other end of the first rocker is connected with a rocker arm, one end of the rocker arm is connected with the first cutter, a first expansion spring is arranged between the rocker arm and the lathe,
the support body is connected with an auxiliary rocker in a rotating mode, one end of the auxiliary rocker is movably connected with the first rocker through a connecting piece, the connecting piece comprises a spring and a pressure plate, and the two ends of the pressure plate are movably connected with the first rocker and the auxiliary rocker.
The invention is further configured to: the second movable assembly comprises a guide table arranged on the first support body and a second rocker abutted to the second cam, the guide table is internally and movably connected with two guide columns, the second rocker is connected with the guide columns, the end of one guide column is connected with a second cutter, the other ends of the two guide columns are connected with a plate, the plate is connected with a second telescopic spring, and the second telescopic spring is connected to the first support body at the rear of the plate.
The invention is further configured to: the third movable assembly comprises a third rocker and a fourth rocker which are rotationally connected with the frame body, the third cam is provided with a third outer wheel shaft and a third inner wheel shaft, the third rocker is abutted with the third outer cam, the fourth rocker is abutted with the third inner wheel shaft, when the third outer wheel shaft rotates to drive the third rocker to move, the third cutter displaces towards the Z-axis direction, and when the third inner wheel shaft rotates to drive the third rocker to move, the third cutter displaces towards the X-axis direction so as to press the spline on the outer wall of the cap cover.
The invention is further configured to: the fourth movable assembly comprises a fifth rocker, the fifth rocker is provided with a first lower connecting part and a first upper connecting part, the first lower connecting part is rotatably connected with one support body, the first upper connecting part is rotatably connected with the second support body, the tail end of the fifth rocker is abutted against the fourth cam, and the head end of the fifth rocker is connected with the fourth cutter to control the fourth cutter to slide relative to the second support body.
The invention is further configured to: the fifth movable assembly comprises a sixth rocker, the sixth rocker is provided with a second lower connecting part and a second upper connecting part, the second lower connecting part is rotatably connected with one support body, the second upper connecting part is rotatably connected with the second support body, the tail end of the sixth rocker is abutted against the fifth cam, and the head end of the sixth rocker is connected with the fifth cutter to control the fifth cutter to slide relative to the second support body.
The invention is further configured to: the sixth movable assembly comprises a sixth rocker, the seventh rocker is provided with a third lower connecting part and a third upper connecting part, the third lower connecting part is rotatably connected with one support body, the third upper connecting part is rotatably connected with the second support body, the tail end of the seventh rocker is abutted against the sixth cam, and the head end of the seventh rocker is connected with the sixth cutter to control the sixth cutter to slide relative to the second support body.
The invention is further configured to: the section of the first cam is in a trapezoid shape, and the end face of the first cam, which is abutted against the first rocker, is in an inclined plane shape, so that when the first rocker moves along the end face of the first cam, the first rocker has a high head drop to realize the reciprocating displacement of the first rocker front and back;
the section of the second cam is in a trapezoid shape, and the abutting end surface of the second cam and the second rocker is in an inclined plane shape, so that when the first rocker moves along the end surface of the first cam, the first rocker has a high head drop to realize the forward and backward reciprocating displacement of the second rocker;
the third outer wheel shaft is fan-shaped, and when the third rocker is contacted with the arc-shaped end surface of the third outer wheel shaft, the third rocker drives the third cutter to feed to the cap; the end surface of the third inner wheel shaft abutted against the fourth rocker is provided with a part which extends and lifts on the end surface of the third inner wheel shaft, so that the fourth rocker drives the third cutter to displace along the X-axis direction;
the end surface of the fourth cam is provided with a first flange part, and when the fifth rocker is abutted against the first flange part, the fifth rocker rotates relative to the first frame body and the second frame body and controls the fourth cutter to move towards the cap cover direction;
the end surface of the fifth cam is provided with a second flange part, and when the sixth rocker is abutted against the second flange part, the sixth rocker rotates relative to the first frame body and the second frame body and controls the fifth cutter to move towards the cap cover direction;
and the end surface of the sixth cam is provided with a third flange part, and when the seventh rocker is abutted against the third flange part, the seventh rocker rotates relative to the first frame body and the second frame body and controls the sixth cutter to move towards the cap cover.
Compared with the defects of the prior art, the invention has the beneficial effects that:
the six cams with different shapes and specifications on the cam shaft are utilized to drive the six movable groups to move, so that the displacement control of six cutters is realized, and the cap can be conveniently turned, tapped, chamfered, splined and molded.
In the whole process, other electronic elements are not needed to control the simulation path, and corresponding cutter movement can be realized only by forming a movable track on the outer end face of the corresponding rotating cam shaft by the movable group, so that the whole processing logic is simple, and the manufacturing cost is reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of the structure of a first active set and a second active set;
FIG. 3 is a schematic view of a first tool, a third tool, a fourth tool, a fifth tool, and a sixth tool;
FIG. 4 is a schematic structural view of a first cam;
FIG. 5 is a schematic structural view of a second cam;
FIG. 6 is a schematic view of the third outer wheel shaft;
FIG. 7 is a schematic view of a third inner hub;
FIG. 8 is a structural schematic view of a fourth cam;
FIG. 9 is a schematic structural view of a fifth cam;
fig. 10 is a structural schematic diagram of a sixth cam.
Detailed Description
Embodiments of the present invention are further described with reference to fig. 1 to 10.
The invention is used for processing the cap with a hollow structure. The concrete structure is as follows:
the lathe 1 includes a table, a main body 2 for supplying power, and a molding device for processing a cap.
The main machine 2 is provided with a clamp 21 and a motor, the clamp 21 is rotatably connected with the main machine 2, and the clamp 21 is driven by the motor to control the rotation of the clamp. The main machine 2 is communicated with the front and the back, the clamp 21 is arranged in front of the main machine 2, a hollow pipe W for forming a cap can be inserted from the back, the hollow pipe W is clamped by the clamp 21, a cutter for cutting the pipe W extending into the main machine 2 is arranged in the main machine, and the pipe W in front is pulled and ejected out when the pipe W in back is pushed forwards.
And the forming device is arranged on the workbench and comprises a first cutter 31 for turning the outer wall of the cap, a second cutter 32 for tapping the inner wall of the cap, a third cutter 33 for pressing splines on the outer wall of the cap, a fourth cutter 34 for turning the cap to form a connecting part, a fifth cutter 35 for chamfering the outer wall of the front end of the cap, and a sixth cutter 36 for cutting the processed cap to enable the processed cap to fall off the clamp 21.
The forming device comprises a first frame body 102 and a second frame body 101, wherein the first frame body 102 is vertically arranged on the workbench, the second frame body 101 is arranged on the workbench in parallel, and the main machine 2 is arranged on the first frame body 102. A first tool 31, a third tool 33, a fourth tool 34, a fifth tool 35 and a sixth tool 36, which are all composed of a holder and insert combination. The blade is fixed on the blade holder.
The tool holders of the first tool 31, the second tool 32 and the third tool 33 are slidably connected with the second frame 101, and the tool holders of the fourth tool 34, the fifth tool 35 and the sixth tool 36 are slidably connected with the first frame 102.
The linkage structure is arranged on the workbench and comprises a cam shaft 4 and a movable assembly, one end of the cam shaft 4 is in transmission connection with the main machine 2 through a gear, one end of the movable assembly is in contact with the cam shaft 4, and the other end of the movable assembly is connected with six cutters on the forming device.
When the camshaft 4 rotates, the six cutters reciprocate according to the moving track of the moving component on the camshaft 4 so as to machine the cap.
The camshaft 4 comprises a shaft lever and six cams, and the six cams are fixed on the shaft lever and controlled by the shaft lever to rotate. The camshaft 4 is sleeved on the shaft lever and detachably connected with the shaft lever through a locking screw. In order to meet the requirements of cap processing of different specifications, the movable track can be changed by replacing the cam shaft 4.
The movable assembly has six and is respectively correspondingly associated with six cutters and six cams.
The first movable assembly includes: a first rocker 51, a rocker 52, an auxiliary rocker 53, a link and a first extension spring 55.
The middle of the first rocker 51 penetrates through a connecting rod 5a, the connecting rod 5a is fixed with the second frame body, the first rocker can rotate relative to the connecting rod, a driving lever 511 is arranged at the end of the first rocker 51, and the driving lever 511 is abutted against the first cam 41.
The other end of the first rocker 51 is connected with a rocker 52, and the other end of the rocker 52 is connected with the first cutter 31. In order to facilitate the reciprocating displacement of the rocker arm 52 back and forth with the first tool 31, by providing a first extension spring 55 between the rocker arm 52 and the lathe 1,
an auxiliary rocker 53 is rotatably connected to the first frame 102, one end of the auxiliary rocker 53 is movably connected with the first rocker 51 through a connecting piece, the connecting piece comprises a spring and a pressure plate, and two ends of the pressure plate are movably connected with the first rocker 51 and the auxiliary rocker 53.
The auxiliary rocker 53 can be assisted by adding a cam fit to the shaft to assist the movement of the first rocker 51.
First cam 41: the cross section of the device is trapezoidal, so that the outer edge end surface of the device is provided with a slant edge surface 411 and a flat edge surface 412. The end surface of the first cam 41 abutting against the shift lever is inclined, and when the first cam 41 rotates, the shift lever 511 moves along with the end surface of the outer edge thereof.
When the shifting lever 511 moves from the lowest point to the highest point of the outer edge end surface (in the process of moving from the inclined edge surface to the flat edge surface), the first rocker 51 is driven to move forwards while rotating relative to the connecting rod, and then the rocker 52 pushes the first cutter 31 to feed and turn the cap, and when the shifting lever moves back from the highest point to the lowest point (in the process of moving from the flat edge surface to the inclined edge surface), the first telescopic spring 55 can be matched to quickly reset the first cutter 31.
The second movable assembly includes: the guide table 61 is arranged on the first frame body 102, the second rocker 62 and two guide posts 63 slide in the guide table 61.
The middle part of the second rocker 62 is connected with the second frame body 101 through a connecting rod, and the second rocker 62 can rotate relative to the connecting rod. One end of the second rocker 62 abuts against the end face of the second cam 42 through a shift lever, and the other end abuts against the end of the guide post 63 to apply force to push and pull the guide post 63.
The end of one of the guide posts 63 is connected to the second cutter 32, and the second cutter 32 is a tapping bit.
The other ends of the two guide posts 63 are connected with a plate, the plate is connected with a second telescopic spring 64, and the second telescopic spring 64 is connected to a first frame body 102 behind the second telescopic spring 64.
Second cam 42: the cross section of the cam is trapezoidal, so that the outer edge end surface of the cam is provided with a slant edge surface 421 and a flat edge surface 422, and the flat edge surface of the second cam 42 is also provided with two V-shaped notches 420.
When the shifting lever 621 moves from the lowest point to the highest point of the outer edge end surface (in the process of moving from the inclined edge surface to the flat edge surface), the second rocking bar 62 rotates relative to the connecting rod and simultaneously drives the second rocking bar 62 to move forwards, and then the guide post 63 drives the second cutter 32 to extend into the inner wall of the cap cover to tap the cap cover.
When the shifting lever 621 moves from the highest point to the lowest point (during the process of moving from the flat edge surface to the inclined edge surface), the second extension spring 64 is matched to quickly reset the second cutter 32.
The third movable assembly comprises a third rocker 71 and a fourth rocker 72, and the third cam has two third outer axles 431 and a third inner axle 432.
The third tool 33 is used to emboss the key on the cap, so it needs to be displaced along the length of the cap and also to press the cap, so it needs to be displaced in the X-axis direction and in the Z-axis direction. The seats of the third tool 33 are therefore two and slidingly coupled to each other. The upper tool holder 331 and the lower tool holder 332 are provided with a tool for pressing splines, the lower tool holder is connected with a third outer wheel shaft 431 through a third rocker, and the upper tool holder 331 is connected with a third inner wheel shaft 432 through a fourth rocker 72.
The middle part of the third rocker 71 is rotatably connected with the second frame body 101 through a middle shaft, and the end head of the third rocker is abutted against the outer peripheral wall of the third outer wheel shaft 431.
The fourth rocker 72 is composed of a link 721, a movable block 722 and a rod 723.
The middle parts of the connecting rod pieces 721 and the second frame body 101 are rotationally connected through a middle shaft; the movable block 722 is in sliding connection with the second frame body 101; two ends of the pull rod 723 are movably connected with the movable block and the upper tool apron respectively; one end of the link member abuts against the third inner wheel shaft 432, and the other end is connected to the movable block.
One position on the outer edge end surface of the third inner hub 432 extends and lifts in the counterclockwise direction toward the periphery thereof, and is formed with a vertex 43a and a starting point 43b, which are on the same horizontal plane.
When the third outer spindle 431 and the third inner spindle 432 rotate synchronously, since the third outer spindle 431 is fan-shaped, when the third rocker contacts with the arc-shaped end face of the third outer spindle 431, the third rocker is lifted, and the lower tool holder is displaced toward the cap, that is, the third tool 33 is carried to carry out embossing on the cap in the Z-axis direction.
When the end of the link 721 moves toward the high point along the starting point of the third inner wheel axle 432, the link will bring the movable block to slide relative to the frame body two 101, and the slide block brings the upper tool apron to slide along the X-axis direction relative to the frame body two 101, so as to realize the movement of the third tool 33.
The fourth movable assembly comprises a fifth rocker 8, the fifth rocker 8 is provided with a first lower connecting part and a first upper connecting part, the first lower connecting part is rotatably connected with the first frame body 102, the first upper connecting part is rotatably connected with the second frame body 101, the tail end of the fifth rocker 8 is abutted against the fourth cam 44, and the head end of the fifth rocker 8 is connected with the fourth cutter 34 to control the fourth cutter to slide relative to the second frame body 101.
The end surface of the fourth cam 44 has a first flange 441, and when the fifth rocker 8 abuts against the first flange 441, the fifth rocker rotates relative to the first frame 102 and the second frame 101 and controls the fourth tool 34 to move toward the cap.
The fifth movable assembly comprises a sixth rocker 9, the sixth rocker 9 is provided with a second lower connecting part and a second upper connecting part, the second lower connecting part is rotatably connected with the first frame body 102, the second upper connecting part is rotatably connected with the second frame body 101, the tail end of the sixth rocker 9 is abutted against the fifth cam 45, and the head end of the sixth rocker 9 is connected with the fifth cutter 35 to control the fifth cutter to slide relative to the second frame body 101.
The end surface of the fifth cam 45 is provided with a second flange part 451, and when the sixth rocker 9 is abutted against the second flange part 451, the sixth rocker rotates relative to the first frame body 102 and the second frame body 101 and controls the fifth cutter 35 to move towards the cap direction;
the sixth movable assembly comprises a seventh rocker 10, the seventh rocker 10 is provided with a third lower connecting part and a third upper connecting part, the third lower connecting part is rotatably connected with the first frame body 102, the third upper connecting part is rotatably connected with the second frame body 101, the tail end of the seventh rocker is abutted against the sixth cam 46, and the head end of the seventh rocker is connected with the sixth cutter 36 to control the sixth cutter to slide relative to the second frame body 101.
The end surface of the sixth cam 46 has a third flange 461, and when the seventh rocker 10 abuts against the third flange 461, the seventh rocker 10 rotates relative to the first frame 102 and the second frame 101 and controls the displacement of the sixth cutter 36 in the direction of the cap.
The first tool 31, the fourth tool 34 and the fifth tool 35 are turning milling cutters. The insert of the second cutter 32 is a tapping cutter, the insert of the third cutter 33 is a key embossing cutter, and the insert of the sixth cutter 36 is a cutting cutter.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and those skilled in the art should be able to make general changes and substitutions within the technical scope of the present invention.

Claims (10)

1. The utility model provides an automatic lathe for processing of nicking tool accessory, includes the lathe that processes the cap that is hollow structure, characterized by:
a lathe is provided with a workbench, a main machine for providing power and a forming device for processing the cap,
a main machine with a clamp for clamping the cap and a motor for driving the main machine body to rotate, the clamp is controlled by the main machine to rotate,
the forming device is arranged on the workbench and comprises a first cutter for turning the outer wall of the cap, a second cutter for tapping the inner wall of the cap, a third cutter for pressing a spline on the outer wall of the cap, a fourth cutter for turning the cap to form a connecting part, a fifth cutter for chamfering the outer wall of the front end of the cap and a sixth cutter for cutting off the processed cap to enable the processed cap to fall off from the clamp;
and the linkage structure is arranged on the workbench, is controlled by the motor to move and simultaneously carries the first cutter, the second cutter, the third cutter, the fourth cutter, the fifth cutter and the sixth cutter to synchronously process the cap in sequence so that the cap falls off from the clamp to form a finished product.
2. The automatic lathe for nicking tool accessory machining according to claim 1, wherein: the forming device is provided with a first frame body and a second frame body, the first frame body is vertically arranged on the workbench, the second frame body is arranged on the workbench in parallel, the first cutter, the second cutter and the third cutter are movably connected to the second frame body, the fourth cutter, the fifth cutter and the sixth cutter are movably connected to the first frame body, and the host is arranged on the first frame body;
the linkage structure comprises a cam shaft and a movable assembly, one end of the cam shaft is in transmission connection with the main machine through a gear, one end of the movable assembly is in contact with the cam shaft, the other end of the movable assembly is connected with six cutters on the forming device,
when the camshaft rotates, the six cutters reciprocate according to the moving track of the moving component on the camshaft so as to machine the cap.
3. An automatic lathe for nicking tool accessory machining according to claim 2 wherein: the camshaft comprises a shaft lever and six cams, the six cams are fixed on the shaft lever and are controlled by the shaft lever to rotate,
the movable component has six and is respectively correspondingly associated with six cutters and six cams,
the first movable assembly is driven to move by the first cam, so that the first cutter is controlled to turn the outer wall of the cap;
the second movable assembly is driven to move by the second cam so as to control the second cutter to tap the inner wall of the cap;
the third movable assembly is driven to move by a third cam so as to control a third cutter to press the spline on the outer wall of the cap cover;
the fourth movable assembly is driven to move by a fourth cam, so that a fourth cutter is controlled to turn the rear end of the cap to form a connecting part;
the fifth movable assembly is driven to move by a fifth cam so as to control a fifth cutter to chamfer the outer wall of the front end of the cap;
the sixth movable assembly is driven to move by the sixth cam, and then the sixth cutter is controlled to cut the cap.
4. An automatic lathe for nicking tool accessory machining according to claim 3 wherein: the first movable assembly comprises a first rocker which is rotatably connected with the frame body, one end of the first rocker is abutted against the first cam, the other end of the first rocker is connected with a rocker arm, one end of the rocker arm is connected with the first cutter, a first expansion spring is arranged between the rocker arm and the lathe,
the support body is connected with an auxiliary rocker in a rotating mode, one end of the auxiliary rocker is movably connected with the first rocker through a connecting piece, the connecting piece comprises a spring and a pressure plate, and the two ends of the pressure plate are movably connected with the first rocker and the auxiliary rocker.
5. An automatic lathe for nicking tool accessory machining according to claim 4 wherein: the second movable assembly comprises a guide table arranged on the first support body and a second rocker abutted to the second cam, the guide table is internally and movably connected with two guide columns, the second rocker is connected with the guide columns, the end of one guide column is connected with a second cutter, the other ends of the two guide columns are connected with a plate, the plate is connected with a second telescopic spring, and the second telescopic spring is connected to the first support body at the rear of the plate.
6. An automatic lathe for nicking tool accessory machining according to claim 5 wherein: the third movable assembly comprises a third rocker and a fourth rocker which are rotationally connected with the frame body, the third cam is provided with a third outer wheel shaft and a third inner wheel shaft, the third rocker is abutted with the third outer cam, the fourth rocker is abutted with the third inner wheel shaft, when the third outer wheel shaft rotates to drive the third rocker to move, the third cutter displaces towards the Z-axis direction, and when the third inner wheel shaft rotates to drive the third rocker to move, the third cutter displaces towards the X-axis direction so as to press the spline on the outer wall of the cap cover.
7. An automatic lathe for nicking tool accessory machining according to claim 6 wherein: the fourth movable assembly comprises a fifth rocker, the fifth rocker is provided with a first lower connecting part and a first upper connecting part, the first lower connecting part is rotatably connected with one support body, the first upper connecting part is rotatably connected with the second support body, the tail end of the fifth rocker is abutted against the fourth cam, and the head end of the fifth rocker is connected with the fourth cutter to control the fourth cutter to slide relative to the second support body.
8. An automatic lathe for nicking tool accessory machining according to claim 7 wherein: the fifth movable assembly comprises a sixth rocker, the sixth rocker is provided with a second lower connecting part and a second upper connecting part, the second lower connecting part is rotatably connected with one support body, the second upper connecting part is rotatably connected with the second support body, the tail end of the sixth rocker is abutted against the fifth cam, and the head end of the sixth rocker is connected with the fifth cutter to control the fifth cutter to slide relative to the second support body.
9. The automatic lathe for nicking tool accessory machining according to claim 8, wherein: the sixth movable assembly comprises a sixth rocker, the seventh rocker is provided with a third lower connecting part and a third upper connecting part, the third lower connecting part is rotatably connected with one support body, the third upper connecting part is rotatably connected with the second support body, the tail end of the seventh rocker is abutted against the sixth cam, and the head end of the seventh rocker is connected with the sixth cutter to control the sixth cutter to slide relative to the second support body.
10. An automatic lathe for nicking tool accessory machining according to claim 2 wherein: the section of the first cam is in a trapezoid shape, and the end face of the first cam, which is abutted against the first rocker, is in an inclined plane shape, so that when the first rocker moves along the end face of the first cam, the first rocker has a high head drop to realize the reciprocating displacement of the first rocker front and back;
the section of the second cam is in a trapezoid shape, and the abutting end surface of the second cam and the second rocker is in an inclined plane shape, so that when the first rocker moves along the end surface of the first cam, the first rocker has a high head drop to realize the forward and backward reciprocating displacement of the second rocker;
the third outer wheel shaft is fan-shaped, and when the third rocker is contacted with the arc-shaped end surface of the third outer wheel shaft, the third rocker drives the third cutter to feed to the cap; the end surface of the third inner wheel shaft abutted against the fourth rocker is provided with a part which extends and lifts on the end surface of the third inner wheel shaft, so that the fourth rocker drives the third cutter to displace along the X-axis direction;
the end surface of the fourth cam is provided with a first flange part, and when the fifth rocker is abutted against the first flange part, the fifth rocker rotates relative to the first frame body and the second frame body and controls the fourth cutter to move towards the cap cover direction;
the end surface of the fifth cam is provided with a second flange part, and when the sixth rocker is abutted against the second flange part, the sixth rocker rotates relative to the first frame body and the second frame body and controls the fifth cutter to move towards the cap cover direction;
and the end surface of the sixth cam is provided with a third flange part, and when the seventh rocker is abutted against the third flange part, the seventh rocker rotates relative to the first frame body and the second frame body and controls the sixth cutter to move towards the cap cover.
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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6062118A (en) * 1998-08-20 2000-05-16 Lee; Chi-Nan Speed change gear mechanism for lathes
DE10354690A1 (en) * 2003-11-22 2005-06-16 Gebr. Heller Maschinenfabrik Gmbh To shape contours at a workpiece, especially crankshafts and camshafts, the actual workpiece outline is measured before and during working to give corrections for dimensional deviations from the nominal outline
CN201140278Y (en) * 2007-12-04 2008-10-29 王家理 Automatic lathe having two-stage type accurate-size turning function
CN201832997U (en) * 2010-09-30 2011-05-18 福昌精密制品(深圳)有限公司 Cam-type numerically controlled lathe
CN209830290U (en) * 2019-03-05 2019-12-24 东莞市佑昌精密机械有限公司 Improved automatic lathe
CN112935809A (en) * 2021-01-18 2021-06-11 深圳市正工精密五金塑胶有限公司 Combined type automatic lathe

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6062118A (en) * 1998-08-20 2000-05-16 Lee; Chi-Nan Speed change gear mechanism for lathes
DE10354690A1 (en) * 2003-11-22 2005-06-16 Gebr. Heller Maschinenfabrik Gmbh To shape contours at a workpiece, especially crankshafts and camshafts, the actual workpiece outline is measured before and during working to give corrections for dimensional deviations from the nominal outline
CN201140278Y (en) * 2007-12-04 2008-10-29 王家理 Automatic lathe having two-stage type accurate-size turning function
CN201832997U (en) * 2010-09-30 2011-05-18 福昌精密制品(深圳)有限公司 Cam-type numerically controlled lathe
CN209830290U (en) * 2019-03-05 2019-12-24 东莞市佑昌精密机械有限公司 Improved automatic lathe
CN112935809A (en) * 2021-01-18 2021-06-11 深圳市正工精密五金塑胶有限公司 Combined type automatic lathe

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