CN112692330B - Multi-station punching device and method for motorcycle crankshaft - Google Patents

Multi-station punching device and method for motorcycle crankshaft Download PDF

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Publication number
CN112692330B
CN112692330B CN202011616280.0A CN202011616280A CN112692330B CN 112692330 B CN112692330 B CN 112692330B CN 202011616280 A CN202011616280 A CN 202011616280A CN 112692330 B CN112692330 B CN 112692330B
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CN
China
Prior art keywords
baffle plate
crankshaft
movable
workbench
square cross
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CN202011616280.0A
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Chinese (zh)
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CN112692330A (en
Inventor
周建忠
孟宪凯
缑延强
陈杰
王阿军
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Jiangsu Gangyang Co Ltd
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Jiangsu Gangyang Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B41/00Boring or drilling 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
    • B23B23/00Tailstocks; Centres
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B31/00Chucks; Expansion mandrels; Adaptations thereof for remote control
    • B23B31/02Chucks
    • B23B31/10Chucks characterised by the retaining or gripping devices or their immediate operating means
    • B23B31/103Retention by pivotal elements, e.g. catches, pawls
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B35/00Methods for boring or drilling, or for working essentially requiring the use of boring or drilling machines; Use of auxiliary equipment in connection with such methods
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q7/00Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
    • B23Q7/04Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting by means of grippers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B2215/00Details of workpieces
    • B23B2215/20Crankshafts

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Turning (AREA)

Abstract

The invention discloses a multi-station punching device for a motorcycle crankshaft, which is characterized by comprising a workpiece clamping device, a steering device, a drilling device and an automatic feeding and discharging device. The multi-station punching device for the motorcycle crankshaft has the following advantages: 1) The multi-station punching device for the motorcycle crankshaft is characterized in that the clamp group is integrated on a workbench, the workbench is connected with a stepping motor through a bevel gear, steering work can be completed, the antifriction ball bearing assists in steering, when an oblique oil hole is machined, the workbench rotates, a cutter radially feeds, and the defects of cutter deflection and low hole machining precision caused by rotation of a traditional machining cutter are avoided; 2) And the automatic feeding and discharging device is high in automation degree, and automatic feeding and discharging are realized.

Description

Multi-station punching device and method for motorcycle crankshaft
Technical Field
The invention relates to motorcycle crankshaft processing equipment, in particular to a multi-station punching device for a motorcycle crankshaft.
Background
The crankshaft is an important component in an engine. Holes in the motorcycle crankshaft, including radial holes and oblique oil holes, typically need to be machined in a specific special fixture, and because of the complex structure of the motorcycle crankshaft, accurate and secure positioning on the fixture is relatively difficult. In the production and processing process, the radial holes are relatively easy to process, the plane is milled firstly to avoid the deflection of the cutter, and then the drilling is carried out; the oblique oil hole is machined by rotating the crankshaft to a position where punching is needed, and a relative angle is generated between the crankshaft and the cutter, so that the oblique oil hole is relatively difficult to machine. The existing motorcycle crankshaft machining and fixing device in the current market has the following problems: the automatic degree is low, the fixing efficiency is low, the fixing process is slow, the crankshaft is required to be corrected in position each time of fixing, the work load of an operator is greatly increased, and the machining efficiency is reduced; and a second problem: the commonality is poor, and a set of anchor clamps can only fix the bent axle of one size type, leads to every bent axle of one size type of production just to change corresponding fixed frock, and is very troublesome, causes unnecessary extravagant.
The invention of China patent application No. CN201310599077.0 discloses a crankshaft clamp, which is characterized in that a workpiece is placed in a V-shaped clamping block, an eccentric cam is rotated, the eccentric cam abuts against a conical pushing block, the conical pushing block is forced to move upwards, and as a first guide rod and a second guide rod are both provided with inclined sections matched with inclined planes on two sides of the conical pushing block, the two guide rods move towards two opposite sides at the same time, and after the two clamping jaws are respectively abutted against each other, the lower parts of the two clamping jaws are simultaneously swung outwards to clamp the workpiece by continuing to move. However, the method only has the advantages of fixation, incapability of rotation and limitation on the processing in the circumferential direction; in addition, the method uses the V-shaped block and the main journal with extremely high clamping precision of the clamping jaw, so that the main journal is easy to deform and damage.
The invention of China patent application No. CN201611080910.0 discloses a crankshaft clamp capable of being clamped rapidly, and the invention is characterized in that a crankshaft is placed on a clamping seat during processing, a pressing rod is rotated, a hydraulic cylinder is started to press the crankshaft, the hydraulic cylinder returns after the processing is completed, and at the moment, the pressing rod is manually pulled out to take out the crankshaft. However, the invention has low automation degree, uses a larger fixture body, only realizes a single function, has low economic benefit and large occupied area.
Disclosure of Invention
The invention mainly solves the technical problems existing in the prior art, and provides a multi-station punching device for a motorcycle crankshaft.
The technical problems of the invention are mainly solved by the following technical proposal:
The multi-station punching device for the motorcycle crankshaft is characterized by comprising a workpiece clamping device, a steering device, a drilling device and an automatic feeding and discharging device.
As a preferred embodiment of the invention, the multi-station punching device for the motorcycle crankshaft comprises a workpiece clamping device, a steering device, a drilling device and an automatic feeding and discharging device, wherein,
The workpiece clamping device comprises a workbench and a base, the workbench is rotatably arranged on the base, a plurality of guide sliding grooves are arranged on the upper surface of the workbench, a three-jaw chuck, a movable center, a first rotating baffle, a second rotating baffle, a first moving baffle and a second moving baffle are arranged on the workbench,
A crankshaft is arranged between the three-jaw chuck and the movable center, a first rotating baffle plate and a second rotating baffle plate are arranged between the three-jaw chuck and the movable center, the first moving baffle plate and the second moving baffle plate are arranged between the first rotating baffle plate and the second rotating baffle plate, a moving baffle plate base is also arranged on the workbench, the moving baffle plate base is arranged below the first moving baffle plate and the second moving baffle plate, a strip-shaped baffle plate guide rail is arranged on the upper surface of the moving baffle plate base, the first moving baffle plate and the second moving baffle plate can be transversely arranged on the baffle plate guide rail, and the first moving baffle plate and the second moving baffle plate are respectively fixed on the baffle plate guide rail through a moving baffle plate fixing bolt,
A first stepping motor and a square cross rod are arranged on one side of the movable center, the first stepping motor drives the square cross rod, a pair of square cross rod supporting frames are arranged below the square cross rod, the square cross rod supporting frames support the square cross rod, the first rotating baffle and the second rotating baffle can be transversely and movably arranged on the square cross rod, and the first rotating baffle and the second rotating baffle are respectively fixed on the square cross rod through a rotating baffle fixing screw;
The steering device comprises a second stepping motor and a bevel gear set, the second stepping motor drives the bevel gear set, and the bevel gear set drives the workbench;
the drilling device is provided with a cutter for a machining center;
The automatic feeding and discharging device comprises an electric push rod and a portal frame manipulator, and the electric push rod is matched with the first movable baffle and the second movable baffle.
A method for punching a motorcycle crankshaft by using the multi-station punching device for the motorcycle crankshaft, comprising the following steps:
step S1, clamping an unprocessed crankshaft by a portal frame manipulator, and placing the crankshaft on a guide rail formed by a first movable baffle and a second movable baffle;
S2, pushing the crankshaft to V-shaped grooves at the front ends of the first rotating baffle plate, the second rotating baffle plate, the first moving baffle plate and the second moving baffle plate by the electric push rod for positioning, and clamping the crankshaft by the three-jaw chuck and the movable center;
s3, machining radial holes, wherein the workbench does not rotate, after the crankshaft rotates to a region to be machined, milling a plane, avoiding the deflection of a cutter caused by directly drilling holes on the circumference, and replacing the cutter to drill holes after the plane is milled;
S4, when the inclined hole is machined, the three-jaw chuck and the movable center drive the crankshaft to rotate to a position to be machined, meanwhile, the second stepping motor drives the workbench to rotate through the bevel gear set, the workbench rotates to a required angle, and the inclined oil hole is machined by the same steps firstly and then through the hole;
And S5, after the processing is completed, the first stepping motor obtains a signal and drives the square cross rod to rotate, so that the first rotating baffle plate and the second rotating baffle plate are driven to rotate upwards by an angle, the crankshaft is ejected out, the crankshaft slides down along a sliding rail formed by the first moving baffle plate and the second moving baffle plate, the portal frame manipulator obtains the signal, and the processed crankshaft is clamped and conveyed into a finished frame, so that the processing of the crankshaft is completed.
The multi-station punching device for the motorcycle crankshaft has the following advantages:
1) The multi-station punching device for the motorcycle crankshaft is characterized in that the clamp group is integrated on a workbench, the workbench is connected with a stepping motor through a bevel gear, steering work can be completed, the antifriction ball bearing assists in steering, when an oblique oil hole is machined, the workbench rotates, a cutter radially feeds, and the defects of cutter deflection and low hole machining precision caused by rotation of a traditional machining cutter are avoided;
2) And the automatic feeding and discharging device is high in automation degree, and automatic feeding and discharging are realized. The mechanical arm is used for placing an unprocessed crankshaft, the electric push rod pushes the unprocessed crankshaft to a station, processing is performed after positioning and clamping are achieved, after processing is completed, the baffle is turned up to enable the crankshaft to slide down along the sliding rail, and the mechanical arm is used for taking the unprocessed crankshaft and placing the unprocessed crankshaft into a finished product basket. The whole process does not need human participation, reduces cost, increases economic benefit, and improves production efficiency.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram showing a perspective view of a multi-station punching device for a motorcycle crankshaft, which is a general assembly view;
FIG. 2 is a partial structural view of the perforating device of FIG. 1;
FIG. 3 is a partial structural view of the perforating device of FIG. 1;
fig. 4 is a schematic view of a steering structure of the punching device in fig. 1.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present invention.
As shown in fig. 1 to 4, the multi-station punching device for a motorcycle crankshaft comprises a workpiece clamping device 001, a steering device 002, a drilling device 003 and an automatic feeding and discharging device 004.
The workpiece clamping device 001 comprises a workbench 12 and a base 14, wherein the workbench 12 is rotatably arranged on the base 14, a plurality of guide sliding grooves 8 are formed in the upper surface of the workbench 12, and a three-jaw chuck 1, a movable center 2, a first rotating baffle 401, a second rotating baffle 402, a first moving baffle 501 and a second moving baffle 502 are arranged on the workbench 12.
A crankshaft 3 is arranged between the three-jaw chuck 1 and the movable center 2, the first rotating baffle 401 and the second rotating baffle 402 are arranged between the three-jaw chuck 1 and the movable center 2, the first moving baffle 501 and the second moving baffle 502 are arranged between the first rotating baffle 401 and the second rotating baffle 402, a moving baffle base 9 is further arranged on the workbench 12, the moving baffle base 9 is arranged below the first moving baffle 501 and the second moving baffle 502, a strip-shaped baffle guide rail 91 is arranged on the upper surface of the moving baffle base 9, the first moving baffle 501 and the second moving baffle 502 are transversely movably arranged on the baffle guide rail 91, and the first moving baffle 501 and the second moving baffle 502 are respectively fixed on the baffle guide rail 91 through a moving baffle fixing bolt 10.
It should be noted that, the three-jaw chuck 1, the movable center 2 and the movable baffle base 9 are mounted on the workbench 12 through the guide chute 8, and can move transversely and radially along the guide chute 8 to adapt to crankshafts with different size requirements.
One side of the movable center 2 is provided with a first stepping motor 601 and a square cross rod 7, the first stepping motor 601 drives the square cross rod 7, a pair of square cross rod supporting frames 13 are arranged below the square cross rod 7, the square cross rod 7 is supported by the square cross rod supporting frames 13, the first rotating baffle 401 and the second rotating baffle 402 are arranged on the square cross rod 7 in a transversely movable manner, and the first rotating baffle 401 and the second rotating baffle 402 are respectively fixed on the square cross rod 7 through rotating baffle fixing screws 11.
It should be noted that the square cross bar 7 can move laterally to adjust the position to accommodate crankshafts with different size requirements. After the position is determined, the baffle plate is fixed on the square cross rod 7 by rotating the baffle plate fixing screw 11, and the square cross rod 7 is provided with a threaded through groove. Two ends of the whole square cross rod 7 are respectively connected with a shaft and are placed on the square cross rod supporting frame 13 to support the square cross rod to rotate.
In addition, the first movable baffle 501 and the second movable baffle 502 have a slope in front of and behind, so that the crankshafts can slide down conveniently, and the tails of the two movable baffles are provided with baffles and grooves for accommodating the sliding crankshafts. The front ends of the four baffles including the first rotating baffle 401 and the second rotating baffle 402 are divided into V-shaped grooves, a similar-length V-shaped framework is formed, two rotations and two movements of the crankshaft are limited to four degrees of freedom, and the installation and positioning functions are achieved.
The three-jaw chuck 1, the center 2 and the V-shaped block formed by the four baffles limit 5 degrees of freedom of the crankshaft, the crankshaft is rotatable, and when the crankshaft rotates to a proper position, the three-jaw chuck 1 fixes the crankshaft, so that the crankshaft is completely fixed. The crankshaft is positioned by taking the finished main journal as a positioning reference.
The steering device 002 comprises a second stepper motor 602 and a bevel gear set 15, the second stepper motor 602 driving the bevel gear set 15, the bevel gear set 15 driving the table 12.
The drilling device 003 is equipped with a cutter for a machining center.
The automatic feeding and discharging device 004 comprises an electric push rod 16 and a portal frame manipulator 17, wherein the electric push rod 16 is matched with the first movable baffle 501 and the second movable baffle 502.
It should be noted that, the table 12 has a certain weight and the two surfaces contact with each other with a large friction force, so that normal rotation cannot be completed, and for this purpose, a circle of antifriction ball bearings is provided between the table 12 and the base 14 to support the table to rotate. In this example, the drilling device is a machining center in which the tools can be fed in transversely, and the magazine is equipped with 5 tools.
The following describes a method for using the multi-station punching device for the motorcycle crankshaft, comprising the following steps:
Step S1, a portal frame manipulator 17 clamps an unprocessed crankshaft 3, and places the crankshaft 3 on a guide rail formed by a first movable baffle 501 and a second movable baffle 502;
Step S2, an electric push rod 16 pushes a crankshaft 3 to V-shaped grooves at the front ends of a first rotating baffle 401, a second rotating baffle 402, a first moving baffle 501 and a second moving baffle 502 for positioning, and a three-jaw chuck 1 and a movable center 2 clamp the crankshaft 3;
S3, machining radial holes, wherein the workbench 12 does not rotate, after the crankshaft 3 rotates to a region to be machined, milling a plane, avoiding the deflection of a cutter caused by directly drilling holes on the circumference, and replacing the cutter to drill holes after the milling of the plane is completed;
Step S4, when an inclined hole is machined, the three-jaw chuck 1 and the movable center 2 drive the crankshaft 3 to rotate to a position to be machined, meanwhile, the second stepping motor 602 drives the workbench 12 to rotate through the bevel gear group 15 to a required angle, and the inclined oil hole is machined by the same steps of firstly facing and then machining the inclined oil hole;
Step S5, after the processing is completed, the first stepper motor 601 obtains a signal and drives the square cross bar 7 to rotate, so as to drive the first rotating baffle 401 and the second rotating baffle 402 to rotate upwards by an angle, eject the crankshaft 3, the crankshaft 3 slides down along the sliding rail formed by the first moving baffle 501 and the second moving baffle 502, the gantry manipulator 17 obtains a signal, and the processed crankshaft 3 is clamped and conveyed into a finished frame, so that the processing of the crankshaft 3 is completed.
It should be noted that, for the crankshaft of different size requirements, the workpiece clamping device can carry out the adjustment of anchor clamps position according to the size requirement of bent axle: the first movable baffle 501 and the second movable baffle 502 are installed on the movable baffle base 9, and the baffle guide rail 91 on the movable baffle base 9 can enable the first movable baffle 501 and the second movable baffle 502 to adjust the transverse positions on the base, and after the position adjustment is completed, the movable baffle fixing bolts 10 can be used for fixing so as to adapt to crankshafts with different connecting rod journal length sizes. Similarly, the first rotating baffle 401 and the second rotating baffle 402 can also move freely on the square cross rod 7, and after the positions are adjusted, the rotating baffle fixing screws 11 can be used for fixing the rotating baffle to adapt to crankshafts with different weight width sizes.
The multi-station punching device for the motorcycle crankshaft has the advantages that:
1) The multi-station punching device for the motorcycle crankshaft is characterized in that the clamp group is integrated on a workbench, the workbench is connected with a stepping motor through a bevel gear, steering work can be completed, the antifriction ball bearing assists in steering, when an oblique oil hole is machined, the workbench rotates, a cutter radially feeds, and the defects of cutter deflection and low hole machining precision caused by rotation of a traditional machining cutter are avoided;
2) And the automatic feeding and discharging device is high in automation degree, and automatic feeding and discharging are realized. The mechanical arm is used for placing an unprocessed crankshaft, the electric push rod pushes the unprocessed crankshaft to a station, processing is performed after positioning and clamping are achieved, after processing is completed, the baffle is turned up to enable the crankshaft to slide down along the sliding rail, and the mechanical arm is used for taking the unprocessed crankshaft and placing the unprocessed crankshaft into a finished product basket. The whole process does not need human participation, reduces cost, increases economic benefit, and improves production efficiency.
Without being limited thereto, any changes or substitutions that are not contemplated by the inventors are intended to be included within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims (2)

1. The multi-station punching device for the motorcycle crankshaft is characterized by comprising a workpiece clamping device (001), a steering device (002), a drilling device (003) and an automatic feeding and discharging device (004), wherein the workpiece clamping device comprises a workpiece clamping device and a workpiece clamping device,
The workpiece clamping device (001) comprises a workbench (12) and a base (14), the workbench (12) is rotatably arranged on the base (14), a plurality of guide sliding grooves (8) are arranged on the upper surface of the workbench (12), a three-jaw chuck (1) and a movable center (2), a first rotating baffle plate (401), a second rotating baffle plate (402), a first moving baffle plate (501) and a second moving baffle plate (502) are arranged on the workbench (12),
A crankshaft (3) is arranged between the three-jaw chuck (1) and the movable center (2), a first rotary baffle plate (401) and a second rotary baffle plate (402) are arranged between the three-jaw chuck (1) and the movable center (2), a first movable baffle plate (501) and a second movable baffle plate (502) are arranged between the first rotary baffle plate (401) and the second rotary baffle plate (402), a movable baffle plate base (9) is further arranged on the workbench (12), the movable baffle plate base (9) is arranged below the first movable baffle plate (501) and the second movable baffle plate (502), a strip-shaped baffle plate guide rail (91) is arranged on the upper surface of the movable baffle plate base (9), the first movable baffle plate (501) and the second movable baffle plate (502) are transversely movably arranged on the baffle plate guide rail (91), the first movable baffle plate (501) and the second movable baffle plate (502) are respectively fixed on the baffle plate guide rail (91) through a movable fixing baffle plate (10),
A first stepping motor (601) and a square cross rod (7) are arranged on one side of the movable center (2), the first stepping motor (601) drives the square cross rod (7), a pair of square cross rod supporting frames (13) are arranged below the square cross rod (7), the square cross rod supporting frames (13) support the square cross rod (7), a first rotating baffle plate (401) and a second rotating baffle plate (402) are arranged on the square cross rod (7) in a transversely movable mode, and the first rotating baffle plate (401) and the second rotating baffle plate (402) are fixed on the square cross rod (7) through rotating baffle plate fixing screws (11) respectively;
The steering device (002) comprises a second stepping motor (602) and a bevel gear set (15), wherein the second stepping motor (602) drives the bevel gear set (15), and the bevel gear set (15) drives the workbench (12);
the drilling device (003) is provided with a cutter for a machining center;
The automatic feeding and discharging device (004) comprises an electric push rod (16) and a portal frame manipulator (17), wherein the electric push rod (16) is matched with the first movable baffle (501) and the second movable baffle (502).
2. A method of perforating a motorcycle crankshaft using the multi-station perforating apparatus for a motorcycle crankshaft as claimed in claim 1, comprising the steps of:
Step S1, a portal frame manipulator (17) clamps an unprocessed crankshaft (3), and places the crankshaft (3) on a guide rail formed by a first movable baffle (501) and a second movable baffle (502);
S2, an electric push rod (16) pushes a crankshaft (3) to a V-shaped groove at the front ends of a first rotating baffle plate (401), a second rotating baffle plate (402), a first moving baffle plate (501) and a second moving baffle plate (502) for positioning, and a three-jaw chuck (1) and a movable center (2) clamp the crankshaft (3);
S3, machining radial holes, wherein the workbench (12) does not rotate, after the crankshaft (3) rotates to a region to be machined, milling a plane firstly, avoiding the deflection of a cutter caused by directly drilling holes on the circumference, and replacing the cutter to drill holes after the plane is milled;
S4, when the inclined hole is machined, the three-jaw chuck (1) and the movable center (2) drive the crankshaft (3) to rotate to a position to be machined, meanwhile, the second stepping motor (602) drives the workbench (12) to rotate through the bevel gear set (15) to a required angle, and the inclined oil hole is machined by the same steps of firstly facing and then machining the inclined oil hole;
Step S5, after the processing is completed, a first stepping motor (601) obtains signals and drives a square cross rod (7) to rotate, so that a first rotating baffle plate (401) and a second rotating baffle plate (402) are driven to rotate upwards for an angle, a crankshaft (3) is ejected, the crankshaft (3) slides down along a sliding rail formed by the first moving baffle plate (501) and the second moving baffle plate (502), a gantry manipulator (17) obtains signals, the processed crankshaft (3) is clamped and conveyed into a finished frame, and processing of the crankshaft (3) is completed.
CN202011616280.0A 2020-12-31 2020-12-31 Multi-station punching device and method for motorcycle crankshaft Active CN112692330B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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CN112692330B true CN112692330B (en) 2024-07-23

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CN113894600A (en) * 2021-10-25 2022-01-07 威海天润智能科技有限公司 Automatic rotating device for crankshaft

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Publication number Priority date Publication date Assignee Title
CN214392444U (en) * 2020-12-31 2021-10-15 江苏罡阳股份有限公司 Multi-station punching device for motorcycle crankshaft

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CA2852206C (en) * 2013-05-24 2020-07-21 Ernesto Cano Machine for machining crankshafts
CN204171395U (en) * 2014-10-29 2015-02-25 自贡德沃机械制造有限公司 A kind of crankshaft drilling lathe
CN208681052U (en) * 2018-05-04 2019-04-02 重庆美心翼申机械股份有限公司 A kind of crankshaft of motorcycle depth machining of oil hole clamping device
CN109434584B (en) * 2018-12-11 2021-04-16 芜湖安普机器人产业技术研究院有限公司 Automatic production line for crankshafts

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Publication number Priority date Publication date Assignee Title
CN214392444U (en) * 2020-12-31 2021-10-15 江苏罡阳股份有限公司 Multi-station punching device for motorcycle crankshaft

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