CN214392444U - Multi-station punching device for motorcycle crankshaft - Google Patents
Multi-station punching device for motorcycle crankshaft Download PDFInfo
- Publication number
- CN214392444U CN214392444U CN202023300534.6U CN202023300534U CN214392444U CN 214392444 U CN214392444 U CN 214392444U CN 202023300534 U CN202023300534 U CN 202023300534U CN 214392444 U CN214392444 U CN 214392444U
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- baffle
- movable
- crankshaft
- workbench
- rotating
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- 238000004080 punching Methods 0.000 title claims abstract description 15
- 238000005553 drilling Methods 0.000 claims abstract description 11
- 238000003754 machining Methods 0.000 abstract description 11
- 230000008901 benefit Effects 0.000 abstract description 7
- 238000007599 discharging Methods 0.000 abstract description 6
- 230000007547 defect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 11
- 238000003801 milling Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses a multistation perforating device for motorcycle bent axle, a serial communication port, multistation perforating device for motorcycle bent axle contain a work piece clamping device, a turning device, a drilling equipment and an automatic unloader that goes up. The utility model discloses a multistation perforating device for motorcycle bent axle has following advantage: 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 the stepping motor through a bevel gear, steering work can be completed, the antifriction ball bearing assists steering, the workbench rotates and a cutter feeds in the radial direction when an inclined oil hole is machined, and the defects of deviation of the cutter and low hole machining precision caused by rotation of a traditional machining cutter are overcome; 2) the automatic feeding and discharging device is high in automation degree, and automatic feeding and discharging are achieved.
Description
Technical Field
The utility model relates to a motorcycle bent axle processing equipment, more exactly, is a motorcycle is multistation perforating device for bent axle.
Background
The crankshaft is an important component in the engine. The holes on the motorcycle crankshaft, including the radial hole and the oblique oil hole, usually need to be processed on a special fixture, and because the motorcycle crankshaft has a complex structure, accurate and firm positioning on the fixture is relatively difficult. In the production and processing process, the radial holes are relatively easy to process, a plane is milled to avoid the deviation of a cutter, and then the holes are drilled; the inclined oil hole is machined by rotating the crankshaft to a position needing punching and by generating a relative angle between the crankshaft and the cutter, so that the machining is relatively difficult. The existing motorcycle crankshaft processing and fixing device in the market at present has the following problems, namely: the degree of automation is low, the efficiency is low during fixing, the fixing process is slow, the crankshaft needs to be corrected in position every time of fixing, the workload of an operator is greatly increased, and the processing efficiency is reduced; the second problem is that: the universality is poor, one set of clamp can only fix the crankshaft of one size type, so that the corresponding fixing tool needs to be replaced when the crankshaft of one size type is produced, the operation is very troublesome, and unnecessary waste is caused.
Chinese utility model patent with application number CN201310599077.0 discloses a crankshaft clamp, this utility model puts into the work piece in the V-shaped clamping block, rotates eccentric cam, after eccentric cam and toper ejector pad offset, will force toper ejector pad upward movement, because first guide arm and second guide arm all have with toper ejector pad both sides inclined plane complex slope section, consequently two guide arms will move to both sides relatively simultaneously, support two clamping jaws after respectively, the continuation motion will make the lower part of two clamping jaws simultaneously outer pendulum, press from both sides tight work piece. However, the method only achieves fixation and cannot rotate, and the method has limitation on processing in the circumferential direction; in addition, the method clamps the main journal with extremely high precision by using the V block and the clamping jaw, and the main journal is easy to deform and damage.
Chinese utility model patent with application number CN201611080910.0 discloses a but quick clamping's bent axle anchor clamps, this utility model adding man-hour, place the bent axle on the grip slipper, rotate the depression bar, then start the pneumatic cylinder and compress tightly the bent axle, processing completion back, the pneumatic cylinder return, at this moment, manual set aside the depression bar and take out the bent axle. But this utility model degree of automation is not high, has used great anchor clamps body but has only realized very single function, and economic benefits is not high, and area is big.
SUMMERY OF THE UTILITY MODEL
The utility model discloses solve the technical problem that prior art exists to a multistation perforating device for motorcycle crankshaft is provided.
The above technical problem of the present invention can be solved by the following technical solutions:
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 loading and unloading device.
As a better embodiment of the utility model, the multi-station punching device for the motorcycle crankshaft comprises a workpiece clamping device, a steering device, a drilling device and an automatic loading and unloading device, wherein,
the workpiece clamping device comprises a workbench and a base, the workbench is rotatably arranged on the base, a plurality of guide chutes 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, the first rotating baffle and the second rotating baffle are arranged between the three-jaw chuck and the movable center, the first moving baffle and the second moving baffle are arranged between the first rotating baffle and the second rotating baffle, the workbench is also provided with a moving baffle base which is arranged below the first moving baffle and the second moving baffle, the upper surface of the moving baffle base is provided with a strip-shaped baffle guide rail, the first moving baffle and the second moving baffle are arranged on the baffle guide rail in a transversely moving way, and the first moving baffle and the second moving baffle are respectively fixed on the baffle guide rail through a moving baffle fixing bolt,
a first stepping motor and a square cross rod are arranged on one side of the live center, the first stepping motor drives the square cross rod, a pair of square cross rod supporting frames is 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 are arranged on the square cross rod in a transversely movable mode, and the first rotating baffle and the second rotating baffle are fixed on the square cross rod through a rotating baffle fixing screw respectively;
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 loading and unloading device comprises an electric push rod and a portal frame manipulator, wherein 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 a multi-station punching device for the motorcycle crankshaft comprises the following steps:
step S1, clamping the unprocessed crankshaft by the gantry manipulator, and placing the crankshaft on a guide rail formed by the first movable baffle and the second movable baffle;
step S2, the electric push rod pushes the crankshaft to V-shaped grooves at the front ends of the first rotating baffle, the second rotating baffle, the first moving baffle and the second moving baffle for positioning, and the three-jaw chuck and the movable center clamp the crankshaft;
step S3, processing radial holes, wherein the workbench does not rotate, the plane milling is firstly carried out after the crankshaft rotates to the area to be processed, the cutter deviation caused by directly drilling on the circumference is avoided, and after the plane milling is finished, the cutter is replaced to drill holes;
step S4, when the inclined hole is machined, the three-jaw chuck and the movable center drive the crankshaft to rotate to the position to be machined, meanwhile, the second stepping motor drives the workbench to rotate through the bevel gear set to a required angle, and the inclined oil hole is machined in the same step of first machining and then machining;
and step S5, after the processing is finished, the first stepping motor obtains a signal and drives the square cross rod to rotate, so that the first rotating baffle and the second rotating baffle are driven to rotate upwards for an angle, the crankshaft is ejected out, the crankshaft slides down along a slide rail formed by the first moving baffle and the second moving baffle, the portal frame manipulator obtains a signal, and the processed crankshaft is clamped and conveyed into a finished product frame, so that the processing of the crankshaft is finished.
The utility model discloses a multistation perforating device for motorcycle bent axle has following advantage:
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 the stepping motor through a bevel gear, steering work can be completed, the antifriction ball bearing assists steering, the workbench rotates and a cutter feeds in the radial direction when an inclined oil hole is machined, and the defects of deviation of the cutter and low hole machining precision caused by rotation of a traditional machining cutter are overcome;
2) the automatic feeding and discharging device is high in automation degree, and automatic feeding and discharging are achieved. The manipulator is used for placing an unprocessed crankshaft, the electric push rod pushes the unprocessed crankshaft to the station to realize positioning and clamping and then processing, after the processing is finished, the rotating baffle is turned to enable the crankshaft to slide down along the sliding rail, and the manipulator takes the unprocessed crankshaft away and puts the unprocessed crankshaft into a finished product basket. The whole process does not need manpower participation, reduces the cost, increases the economic benefit and improves the production efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a general assembly diagram of a schematic perspective view of a multi-station punching device for a motorcycle crankshaft of the present invention;
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 turning structure of the perforating 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, and the scope of the present invention can be more clearly and clearly defined.
As shown in fig. 1 to 4, the multi-station punching device for motorcycle crankshafts includes a workpiece clamping device 001, a steering device 002, a drilling device 003 and an automatic loading and unloading device 004.
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 chutes 8 are arranged on the upper surface of the workbench 12, and a three-jaw chuck 1, a live 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.
Be equipped with a bent axle 3 between this three-jaw chuck 1 and the live center 2, this first baffle 401 and the second baffle 402 that rotates set up between this three-jaw chuck 1 and live center 2, this first movable baffle 501 and the second movable baffle 502 that removes set up between this first movable baffle 401 and the second baffle 402 that rotates, still be equipped with a movable baffle base 9 on this workstation 12, this movable baffle base 9 sets up the below at this first movable baffle 501 and second movable baffle 502, be equipped with a long banding baffle guide rail 91 on the upper surface of this movable baffle base 9, this first movable baffle 501 and second movable baffle 502 can set up on this baffle guide rail 91 with lateral shifting, and this first movable baffle 501 and second movable baffle 502 fix on this baffle guide rail 91 through a movable baffle fixing bolt 10 respectively.
It should be noted that the three-jaw chuck 1, the live center 2 and the movable baffle base 9 are mounted on the worktable 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 live 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 support frames 13 is arranged below the square cross rod 7, the square cross rod support frames 13 support the square cross rod 7, the first rotating baffle 401 and the second rotating baffle 402 can be transversely movably arranged on the square cross rod 7, and the first rotating baffle 401 and the second rotating baffle 402 are respectively fixed on the square cross rod 7 through a rotating baffle fixing screw 11.
It should be noted that the square cross bar 7 can be adjusted laterally to suit crankshafts of different size requirements. After the position is determined, the fixing screw 11 is fixed on the square cross rod 7 through rotating the baffle, 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 placed on the square cross rod support frame 13 to support the rotation of the square cross rod.
In addition, the first movable baffle 501 and the second movable baffle 502 are high in front and low in back to form an inclination, so that the crankshaft can slide down conveniently, and baffles and grooves are formed at the tail parts of the two movable baffles to contain the sliding crankshaft. The front ends of the four baffles including the first rotating baffle 401 and the second rotating baffle 402 are provided with V-shaped grooves to form a similar long V-block structure, so that the two rotating and two moving degrees of freedom of the crankshaft are limited, and the installation and positioning effects are achieved.
The three-jaw chuck 1, the tip 2 and the similar V block formed by the four baffle plates limit 5 degrees of freedom of the crankshaft, the crankshaft can rotate, and when the crankshaft rotates to a proper position, the three-jaw chuck 1 fixes the crankshaft so as to completely fix the crankshaft. The crankshaft is positioned with the finished main journal as a positioning reference.
The steering device 002 includes a second stepping motor 602 and a bevel gear set 15, the second stepping motor 602 drives the bevel gear set 15, and the bevel gear set 15 drives the working table 12.
The drilling device 003 is provided with a tool for the machining center.
The automatic loading and unloading device 004 comprises an electric push rod 16 and a gantry manipulator 17, wherein the electric push rod 16 is matched with the first moving baffle 501 and the second moving baffle 502.
It should be noted that the working platform 12 has a certain weight and the surface contact between the two has a large friction force, so that the working platform cannot rotate normally, and for this reason, a circle of antifriction ball bearings are arranged between the working platform 12 and the base 14 to support the working platform to rotate. In this example, the drilling device is a machining center in which the tools can be fed laterally, and the tool magazine is equipped with 5 tools.
The following description is about the use method of the multi-station punching device for the motorcycle crankshaft, and the method comprises the following steps:
step S1, clamping the unprocessed crankshaft 3 by the gantry manipulator 17, and placing the crankshaft 3 on a guide rail formed by the first movable baffle 501 and the second movable baffle 502;
step S2, the electric push rod 16 pushes the crankshaft 3 into V-shaped grooves at the front ends of the first rotating baffle 401, the second rotating baffle 402, the first moving baffle 501 and the second moving baffle 502 for positioning, and the three-jaw chuck 1 and the live center 2 clamp the crankshaft 3;
step S3, processing radial holes, wherein the workbench 12 does not rotate, the plane milling is firstly carried out after the crankshaft 3 rotates to the area to be processed, the cutter deviation caused by directly drilling on the circumference is avoided, and after the plane milling is finished, the cutter is replaced to drill holes;
step S4, when the inclined hole is machined, the three-jaw chuck 1 and the live center 2 drive the crankshaft 3 to rotate to the position to be machined, meanwhile, the second stepping motor 602 drives the workbench 12 to rotate through the bevel gear set 15, the workbench rotates to a required angle, and the inclined oil hole is machined in the same step of first surface machining and then hole machining;
step S5, after the processing is completed, the first stepping 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 upward by an angle, and eject the crankshaft 3, the crankshaft 3 slides down along a slide 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 product frame, so that the processing of the crankshaft 3 is completed.
It should be noted that, for crankshafts with different size requirements, the workpiece clamping device can adjust the position of the clamp according to the size requirements of the crankshaft: the first movable baffle 501 and the second movable baffle 502 are installed on the movable baffle base 9, 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 be adjusted in the transverse position on the base, and after the position adjustment is completed, the movable baffle can be fixed by using the movable baffle fixing bolt 10 so as to adapt to crankshafts with different length sizes of connecting rod journals. Similarly, the first rotating baffle 401 and the second rotating baffle 402 can also move freely on the directional cross bar 7, and after the position is adjusted, the first rotating baffle 401 and the second rotating baffle 402 can be fixed by the rotating baffle fixing screw 11 to adapt to crankshafts with different counterweight 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 the stepping motor through a bevel gear, steering work can be completed, the antifriction ball bearing assists steering, the workbench rotates and a cutter feeds in the radial direction when an inclined oil hole is machined, and the defects of deviation of the cutter and low hole machining precision caused by rotation of a traditional machining cutter are overcome;
2) the automatic feeding and discharging device is high in automation degree, and automatic feeding and discharging are achieved. The manipulator is used for placing an unprocessed crankshaft, the electric push rod pushes the unprocessed crankshaft to the station to realize positioning and clamping and then processing, after the processing is finished, the rotating baffle is turned to enable the crankshaft to slide down along the sliding rail, and the manipulator takes the unprocessed crankshaft away and puts the unprocessed crankshaft into a finished product basket. The whole process does not need manpower participation, reduces the cost, increases the economic benefit and improves the production efficiency.
Without being limited thereto, any changes or substitutions which are not thought of through creative efforts should be covered within the protection 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 (1)
1. A multi-station punching device for a motorcycle crankshaft is characterized by comprising a workpiece clamping device (001), a steering device (002), a drilling device (003) and an automatic loading and unloading device (004),
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 chutes (8) are formed in the upper surface of the workbench (12), a three-jaw chuck (1), a movable center (2), a first rotating baffle (401), a second rotating baffle (402), a first movable baffle (501) and a second movable 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 movable baffle (501) and the second movable baffle (502) are arranged between the first rotating baffle (401) and the second rotating baffle (402), the working table (12) is further provided with a movable baffle base (9), the movable baffle base (9) is arranged below the first movable baffle (501) and the second movable baffle (502), a long baffle guide rail (91) is arranged on the upper surface of the movable baffle base (9), the first movable baffle (501) and the second movable baffle (502) can be transversely and movably arranged on the baffle guide rail (91), the first movable baffle (501) and the second movable baffle (502) are respectively fixed on the baffle guide rail (91) through a movable baffle fixing bolt (10), 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 support frames (13) is arranged below the square cross rod (7), the square cross rod support frame (13) supports the square cross rod (7), the first rotating baffle (401) and the second rotating baffle (402) are arranged on the square cross rod (7) in a transversely movable mode, and the first rotating baffle (401) and the second rotating baffle (402) are fixed on the square cross rod (7) through a rotating baffle fixing screw (11) respectively;
the steering device (002) comprises a second stepping motor (602) and a bevel gear set (15), 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 loading and unloading device (004) comprises an electric push rod (16) and a gantry manipulator (17), wherein the electric push rod (16) is matched with the first movable baffle (501) and the second movable baffle (502).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023300534.6U CN214392444U (en) | 2020-12-31 | 2020-12-31 | Multi-station punching device for motorcycle crankshaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023300534.6U CN214392444U (en) | 2020-12-31 | 2020-12-31 | Multi-station punching device for motorcycle crankshaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214392444U true CN214392444U (en) | 2021-10-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023300534.6U Withdrawn - After Issue CN214392444U (en) | 2020-12-31 | 2020-12-31 | Multi-station punching device for motorcycle crankshaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214392444U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112692330A (en) * | 2020-12-31 | 2021-04-23 | 江苏罡阳股份有限公司 | Multi-station punching device and method for motorcycle crankshaft |
-
2020
- 2020-12-31 CN CN202023300534.6U patent/CN214392444U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112692330A (en) * | 2020-12-31 | 2021-04-23 | 江苏罡阳股份有限公司 | Multi-station punching device and method for motorcycle crankshaft |
| CN112692330B (en) * | 2020-12-31 | 2024-07-23 | 江苏罡阳股份有限公司 | Multi-station punching device and method for motorcycle crankshaft |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20211015 Effective date of abandoning: 20240723 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20211015 Effective date of abandoning: 20240723 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |