CN219357986U - High-precision punching device for crank - Google Patents
High-precision punching device for crank Download PDFInfo
- Publication number
- CN219357986U CN219357986U CN202121075545.0U CN202121075545U CN219357986U CN 219357986 U CN219357986 U CN 219357986U CN 202121075545 U CN202121075545 U CN 202121075545U CN 219357986 U CN219357986 U CN 219357986U
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- CN
- China
- Prior art keywords
- crank
- fixed
- plate
- positioning
- punching device
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- 238000004080 punching Methods 0.000 title claims abstract description 27
- 238000005553 drilling Methods 0.000 claims abstract description 46
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 238000003825 pressing Methods 0.000 claims description 16
- 238000003754 machining Methods 0.000 description 8
- 238000007599 discharging Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000006698 induction Effects 0.000 description 3
- 238000012840 feeding operation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Drilling And Boring (AREA)
Abstract
The utility model discloses a high-precision punching device for a crank, which comprises a connecting plate (1) which is vertically arranged, wherein a placing disc (2) which is horizontally arranged is fixed in the middle of the connecting plate (1); a positioning groove (3) for positioning and placing the crank is arranged on the placing disc (2), and a through hole (4) penetrating through the placing disc (2) is arranged on the positioning groove (3) corresponding to the punching position of the crank; drilling machines (5) on the connecting plates (1) are connected to the upper side and the lower side of the placing plate (2) in a sliding mode, and driving parts used for controlling the drilling machines (5) to vertically slide are connected between the two drilling machines (5) and the connecting plates (1). The utility model not only can improve the processing precision, but also has the advantages of lower labor intensity, higher processing efficiency and convenient and stable blanking.
Description
Technical Field
The utility model relates to crank processing equipment, in particular to a high-precision punching device for a crank.
Background
At present, in the existing crank processing process, the crank is required to be manually placed on a clamping seat to be clamped and positioned, and then one end of the crank is drilled through a drilling machine; subsequently, the crank is removed and a reverse clamping and positioning operation is performed, and then a drilling operation is performed on the other end of the crank. In the processing process, an error is easy to occur when a worker manually clamps and positions, so that the processing precision is lower; and the staff needs to operate continuously for a long time, so that the labor intensity is high; in addition, each machining requires two positioning and drilling operations, and the machining efficiency is low. Therefore, the existing crank machining operation has the problems of lower machining precision, higher labor intensity and lower machining efficiency.
Disclosure of Invention
The utility model aims to provide a high-precision punching device for a crank. The utility model not only can improve the processing precision, but also has the advantages of lower labor intensity and higher processing efficiency.
The technical scheme of the utility model is as follows: the high-precision punching device for the crank comprises a connecting plate which is vertically arranged, and a placing disc which is horizontally arranged is fixed in the middle of the connecting plate; the positioning groove for positioning the placing crank is formed in the placing plate, and a through hole penetrating through the placing plate is formed in the positioning groove corresponding to the punching position of the crank; drilling machines on the connecting plates are connected to the upper side and the lower side of the placing plate in a sliding mode, and driving parts used for controlling the drilling machines to vertically slide are connected between the two drilling machines and the connecting plates.
In the high-precision punching device for the crank, a pressing block for pressing the crank is arranged above the positioning groove.
In the high-precision punching device for the crank, the placing plate is fixedly connected with a telescopic cylinder for driving the pressing block to lift and press downwards.
In the high-precision punching device for the crank, the placing disc comprises a fixed disc fixedly connected with the connecting plate, a rotary disc is rotatably arranged above the fixed disc, and a rotary motor fixed on the bottom surface of the fixed disc is connected to the rotary disc; more than three positioning grooves which are uniformly distributed in a ring shape are arranged on the rotary table.
In the high-precision punching device for the crank, the outer side edge of the rotary table is provided with the positioning notch corresponding to the position of each positioning groove, and one side of one positioning notch is provided with the positioning telescopic cylinder fixed on the fixed plate.
In the high-precision punching device for the crank, the fixed disc is provided with the blanking opening, and the blanking opening is positioned on the moving path of the positioning groove on the rotary disc.
In the high-precision punching device for the crank, the vertical telescopic cylinder is arranged above the feed opening and fixed on the fixed disc.
In the high-precision punching device for the crank, the blanking guide plate is fixed at the position corresponding to the blanking opening on the bottom surface of the fixed disc.
In the high-precision punching device for the crank, the driving part comprises a motor fixed on the connecting plate, and a screw rod vertically arranged is connected to an output shaft of the motor; the screw rod is connected with a sliding block for fixing the drilling machine in a threaded manner, and the sliding block is connected to the connecting plate in a sliding and clamping manner.
Compared with the prior art, the utility model has the advantages that the horizontally arranged placing tray is fixed in the middle of the connecting frame, the positioning groove for positioning and placing the crank is arranged on the placing tray, the shape of the positioning groove is the same as that of the crank, and the positioning can be completed only by placing the crank corresponding to the positioning groove; then, two drilling machines positioned on the upper side and the lower side of the crank are used for drilling the crank at the same time through the driving part, so that the drilling operation on the two sides of the crank can be completed; the positioning and debugging are completed only when the drilling machine is installed, the positions of the two drilling machines for each drilling are fixed (the through holes are positioned on the moving path of the drilling shaft on the drilling machines), and the drilling precision is good; the positioning and clamping of workers are not needed frequently, so that the labor intensity is reduced; and holes are drilled on two sides of the crank simultaneously, so that the machining efficiency is greatly improved. In addition, the pressing block can compress the crank in the process of drilling the crank, so that the crank is prevented from jumping, and the drilling precision is further improved; the pressing block is driven by a telescopic cylinder (a telescopic rod of the telescopic cylinder is fixedly connected with the pressing block, or the telescopic rod of the telescopic cylinder is connected with one end of the hinged connecting rod, and the pressing block is connected with the other end of the hinged connecting rod), so that lifting and pressing operations are realized, and a crank is convenient to take and place; the rotary motor can drive the rotary table to rotate relative to the fixed table, so that a plurality of positioning grooves on the rotary table sequentially move to the positions of the drilling machine stations, the drilling machine can perform feeding and discharging operations while working, and the machining efficiency is further improved; the positioning operation of the positioning groove after each rotation of the turntable is realized by matching the positioning telescopic cylinder with the positioning notch at the edge of the turntable, so that the machining precision is ensured; when the crank after processing rotates to the position of the blanking opening along with the turntable, the crank can fall from the blanking opening to finish blanking; the vertical telescopic cylinder above the blanking port can extend to push the crank to drop from the blanking port downwards, so that the stability of the blanking process is ensured; the crank falling from the feed opening is guided by the feed guide plate, so that the crank can be better collected; the driving part drives the screw rod and the sliding block structure through the motor to realize the vertical lifting operation of the drilling machine (the induction block can be connected to one side of the sliding block and the inductor is connected to the connecting plate, so that the drilling depth and the resetting are accurately controlled), and the drilling machine is convenient to control and high in control precision. Therefore, the utility model not only can improve the processing precision, but also has the advantages of lower labor intensity, higher processing efficiency and stable blanking convenience.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
fig. 2 is a schematic structural view of the fixed disk.
The marks in the drawings are: the automatic feeding device comprises a 1-connecting plate, a 2-placing plate, a 3-positioning groove, a 4-through hole, a 5-drilling machine, a 6-pressing block, a 7-fixing plate, an 8-rotating plate, a 9-rotating motor, a 10-positioning notch, an 11-positioning telescopic cylinder, a 12-discharging opening, a 13-vertical telescopic cylinder, a 14-discharging guide plate, a 15-motor, a 16-screw rod, a 17-sliding block and an 18-telescopic cylinder.
Detailed Description
The utility model is further illustrated by the following figures and examples, which are not intended to be limiting.
Examples. The high-precision punching device for the crank is shown in figures 1 and 2, and comprises a connecting plate 1 which is arranged vertically, wherein a placing disc 2 which is arranged horizontally is fixed in the middle of the connecting plate 1; the positioning groove 3 for positioning the placing crank is arranged on the placing plate 2, and a through hole 4 penetrating through the placing plate 2 is arranged on the positioning groove 3 corresponding to the punching position of the crank; the upper and lower both sides of placing the dish 2 all are provided with the drilling machine 5 on the sliding connection connecting plate 1, all are connected with the drive division that is used for controlling drilling machine 5 vertical slip between two drilling machines 5 and the connecting plate 1.
A pressing block 6 for pressing the crank is arranged above the positioning groove 3; the placing plate 2 is fixedly connected with a telescopic cylinder 18 for driving the pressing block 6 to lift and press downwards; the placing plate 2 comprises a fixed plate 7 fixedly connected with the connecting plate 1, a rotary plate 8 is rotatably arranged above the fixed plate 7, and a rotary motor 9 fixed on the bottom surface of the fixed plate 7 is connected to the rotary plate 8; more than three positioning grooves 3 which are uniformly distributed in a ring shape are arranged on the turntable 8; a positioning notch 10 is arranged at the outer side edge of the turntable 8 and corresponds to the position of each positioning groove 3, and a positioning telescopic cylinder 11 fixed on the fixed disk 7 is arranged at one side of one positioning notch 10; the fixed disc 7 is provided with a feed opening 12, and the feed opening 12 is positioned on the moving path of the positioning groove 3 on the turntable 8; a vertical telescopic cylinder 13 is arranged above the feed opening 12, and the vertical telescopic cylinder 13 is fixed on the fixed disc 7; a blanking guide plate 14 is fixed on the bottom surface of the fixed disc 7 at a position corresponding to the blanking opening 12; the driving part comprises a motor 15 fixed on the connecting plate 1, and a screw rod 16 arranged vertically is connected to an output shaft of the motor 15; the screw rod 16 is in threaded connection with a sliding block 17 for fixing the drilling machine 5, and the sliding block 17 is in sliding clamping connection with the connecting plate 1.
Working principle: the staff places the crank in the locating slot 3 of the feeding station of the turntable 8, and then the locating telescopic cylinder 11 on the fixed disk 7 is retracted to be separated from the locating notch 10 on the turntable 8; then, the rotating motor 9 on the fixed disk 7 is controlled to rotate by one station (the angle can be realized by mutually matching the induction blocks distributed on the turntable 8 corresponding to the distribution mode of the positioning grooves 3 and the induction on the fixed disk 7, and the positioning of the turntable 8 can also be realized by managing the energizing time of the rotating motor 9), and the stretching of the positioning telescopic cylinder 11 is matched with the positioning notch 10.
When the positioning groove 3 rotates to a drilling station, a telescopic cylinder 18 on the fixed disc 7 drives the pressing block 6 to press a crank in the positioning groove 3; the motors 15 at the upper end and the lower end of the connecting plate 1 drive the screw rods 16 to rotate, so that the two drilling machines 5 move towards the crank along with the sliding blocks 17 on the screw rods 16; the upper drilling machine 5 directly drills the crank, the lower drilling machine 5 penetrates through the through hole 4 in the fixed disc 7 to drill the crank until the drilling operation is completed, and then the telescopic cylinder 18 and the drilling machine 5 are reset. When the drilling operation is carried out, the worker can continue to carry out the feeding operation in the positioning groove 3 of the feeding station, so that the processing efficiency is improved.
After the crank drilling operation is completed, repeating the rotating process of the rotary table 8 to enable the rotary table 8 to rotate by one station angle, and repeating the feeding operation by the positioning groove 3 on the feeding station, and repeating the drilling operation by the positioning groove 3 on the drilling station; the crank with the drilling operation completed is moved to a blanking station, a positioning groove 3 with the crank is positioned at the position of a blanking opening 12 on a fixed disc 7, and at the moment, a vertical telescopic cylinder 13 stretches downwards to push down the crank which cannot fall under the action of self gravity from the blanking opening 12; the crank is guided to the collecting box by the discharging guide plate 14 below the fixed disc 7 to finish discharging.
Claims (9)
1. High accuracy perforating device for crank, its characterized in that: comprises a connecting plate (1) which is vertically arranged, wherein a placing disc (2) which is horizontally arranged is fixed in the middle of the connecting plate (1); a positioning groove (3) for positioning and placing the crank is arranged on the placing disc (2), and a through hole (4) penetrating through the placing disc (2) is arranged on the positioning groove (3) corresponding to the punching position of the crank; drilling machines (5) on the connecting plates (1) are connected to the upper side and the lower side of the placing plate (2) in a sliding mode, and driving parts used for controlling the drilling machines (5) to vertically slide are connected between the two drilling machines (5) and the connecting plates (1).
2. The high-precision punching device for a crank according to claim 1, wherein: a pressing block (6) for pressing the crank is arranged above the positioning groove (3).
3. The high-precision punching device for a crank according to claim 2, characterized in that: the placing plate (2) is fixedly connected with a telescopic cylinder (18) for driving the pressing block (6) to lift and press downwards.
4. The high-precision punching device for a crank according to claim 1, wherein: the placing plate (2) comprises a fixed plate (7) fixedly connected with the connecting plate (1), a rotary plate (8) is rotatably arranged above the fixed plate (7), and a rotary motor (9) fixed on the bottom surface of the fixed plate (7) is connected to the rotary plate (8); more than three positioning grooves (3) which are uniformly distributed in a ring shape are arranged on the rotary table (8).
5. The high-precision punching device for a crank as claimed in claim 4, wherein: the outer side edge of the rotary table (8) is provided with positioning notches (10) corresponding to the positions of the positioning grooves (3), and one side of one positioning notch (10) is provided with a positioning telescopic cylinder (11) fixed on the fixed plate (7).
6. The high-precision punching device for a crank as claimed in claim 4, wherein: the fixed disc (7) is provided with a blanking opening (12), and the blanking opening (12) is positioned on the moving path of the positioning groove (3) on the rotary disc (8).
7. The high-precision punching device for a crank as claimed in claim 6, wherein: a vertical telescopic cylinder (13) is arranged above the blanking opening (12), and the vertical telescopic cylinder (13) is fixed on the fixed disc (7).
8. The high-precision punching device for a crank as claimed in claim 6, wherein: a blanking guide plate (14) is fixed on the bottom surface of the fixed disc (7) at a position corresponding to the blanking opening (12).
9. The high-precision punching device for a crank according to claim 1, wherein: the driving part comprises a motor (15) fixed on the connecting plate (1), and a screw rod (16) arranged vertically is connected to an output shaft of the motor (15); the screw rod (16) is connected with a sliding block (17) for fixing the drilling machine (5) in a threaded manner, and the sliding block (17) is in sliding clamping connection with the connecting plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121075545.0U CN219357986U (en) | 2021-05-19 | 2021-05-19 | High-precision punching device for crank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121075545.0U CN219357986U (en) | 2021-05-19 | 2021-05-19 | High-precision punching device for crank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219357986U true CN219357986U (en) | 2023-07-18 |
Family
ID=87115423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121075545.0U Active CN219357986U (en) | 2021-05-19 | 2021-05-19 | High-precision punching device for crank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219357986U (en) |
-
2021
- 2021-05-19 CN CN202121075545.0U patent/CN219357986U/en active Active
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