CN110948017A - Automatic drilling device and method for split pin shaft - Google Patents
Automatic drilling device and method for split pin shaft Download PDFInfo
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- CN110948017A CN110948017A CN201911411551.6A CN201911411551A CN110948017A CN 110948017 A CN110948017 A CN 110948017A CN 201911411551 A CN201911411551 A CN 201911411551A CN 110948017 A CN110948017 A CN 110948017A
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- 238000005553 drilling Methods 0.000 title claims abstract description 86
- 238000000034 method Methods 0.000 title claims abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 73
- 238000003860 storage Methods 0.000 claims abstract description 16
- 230000003993 interaction Effects 0.000 claims description 9
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
- 239000003638 chemical reducing agent Substances 0.000 claims description 7
- 230000000007 visual effect Effects 0.000 claims description 2
- 230000002950 deficient Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, 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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, 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
- B23Q7/00—Arrangements 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
- B23Q7/006—Ejectors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, 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
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/04—Work clamping means using fluid means or a vacuum
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The invention relates to the technical field of pin shaft processing equipment, and provides an automatic drilling device and a drilling method for an open pin shaft, aiming at solving the problems that the positioning of the pin shaft of the existing automatic drilling equipment in the market needs manual assistance, so that the working efficiency is still deficient and needs to be further improved; the material storage mechanism comprises a clip type material stacking clamp used for storing the pin shaft and a material clamp base arranged at the lower end of the clip type material stacking clamp, and the material clamp base is fixedly arranged at the upper end of the drilling machine platform. The automatic drilling machine is particularly suitable for automatic drilling of the split pin shaft, and has high social use value and application prospect.
Description
Technical Field
The invention relates to the technical field of pin shaft machining equipment, in particular to an automatic drilling device and method for an open pin shaft.
Background
The pin shaft is a metal fastener with wide application, mainly forms hinge connection at the hinge joint of two parts, and has reliable work and convenient disassembly. The main body of the pin shaft is usually formed by special equipment, and a split pin hole on the pin shaft needs to be processed by drilling equipment. The drilling mode of the pin shaft is long-term, and mainly comprises the steps that a special clamp fixes the pin shaft and the progress of a drilling machine is manually controlled; the working efficiency is low, the labor intensity is high, and therefore, the production cost is high.
The existing automatic punching equipment in the market still needs manual assistance for positioning the pin shaft, so the working efficiency is still deficient and needs to be further improved.
The patent with publication number CN207205332U discloses an automatic pin shaft drilling machine, which comprises a processing table and an installation frame, wherein the processing table is provided with a processing mechanism and a positioning mechanism for sending a pin shaft into the processing mechanism, the installation frame is provided with a feeding mechanism for sending the pin shaft into the positioning mechanism, one side of the positioning mechanism is provided with a partition mechanism for partitioning the pin shaft in the feeding mechanism of the positioning mechanism, the processing mechanism comprises a clamping mechanism for clamping the pin shaft, a drilling machine and a driving mechanism for driving the drilling machine to drill the pin shaft, a central shaft in the clamping mechanism, one end of the central shaft is provided with a clamping opening formed by a clamping sheet and a clamping assembly for pressing the clamping sheet, the clamping assembly is driven by a power assembly, the central shaft is internally provided with an ejection shaft for ejecting the pin shaft in the clamping port, the ejection shaft is connected with the power assembly through the transmission assembly, and the automatic drilling device has an automatic drilling function, but the device still needs manual assistance for positioning the pin shaft. Therefore, an automatic drilling device and a drilling method for the split pin shaft are provided.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an automatic drilling device and a drilling method for an open pin shaft, which overcome the defects of the prior art, have reasonable design and compact structure and aim to solve the problems that the existing automatic drilling equipment in the market still needs manual assistance for positioning the pin shaft, so the working efficiency is still insufficient and needs to be further improved.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme:
an automatic drilling device for an open pin shaft comprises a drilling machine platform and a drilling machine arranged above the drilling machine platform, wherein a material storage mechanism and a material pushing mechanism used for pushing the pin shaft out for processing are arranged at the upper end of the drilling machine platform, a pin shaft fastening mechanism is arranged at the output end of the material storage mechanism, a positioning mechanism is arranged on one side, opposite to the material storage mechanism, of the pin shaft fastening mechanism, and the positioning mechanism is arranged at the upper end of the drilling machine platform;
the material storage mechanism comprises a cartridge clip type material stacking clamp for storing the pin shaft and a material clip base arranged at the lower end of the cartridge clip type material stacking clamp, and the material clip base is fixedly arranged at the upper end of the drilling machine platform;
the cartridge clip type stacking clamp comprises a bottom plate installed at the upper end of a clamping base, a stacking clamp positioning shell with an upper end opening is installed at the upper end of the bottom plate in parallel, a vertical stacking clamp positioning groove is formed in the middle of the stacking clamp positioning shell, and a through discharge hole is formed in one side, close to the pin shaft fastening mechanism, of the lower portion of the stacking clamp positioning shell.
Furthermore, the middle part of the side wall of the stacking clamp positioning shell corresponding to the stacking clamp positioning groove is provided with a visual window for observing the blanking condition of the pin shaft.
Further, the drilling machine comprises a bench drill, an aluminum shell speed reducer, a stepping motor and a drill bit, wherein the stepping motor is installed on the side wall of the bench drill and used for pushing the bench drill to vertically ascend and descend, the aluminum shell speed reducer is installed at the output end of the stepping motor, and the drill bit is detachably and fixedly installed at the output end of the bench drill.
Furthermore, the pushing mechanism comprises a pushing cylinder, a pushing rod and a cylinder seat I, the pushing cylinder and the pushing rod are horizontally and coaxially arranged on the cylinder seat I, and the cylinder seat I is fixed at the upper end of the bottom plate.
Further, the pin shaft fastening mechanism comprises a flange seat, a flange plate, a pneumatic chuck and a drill bit sheath, the drill bit sheath is arranged on an outer ring of a step of the pneumatic chuck, the pneumatic chuck is connected with the flange plate, the flange plate is arranged on the flange seat, the flange seat is fixedly connected with the bottom plate, and a feeding hole which sequentially penetrates through the flange seat and the flange plate and is in through connection with the discharge hole is formed in the pneumatic chuck.
Furthermore, a spring collet chuck for positioning and clamping the pin shaft is arranged in the pneumatic chuck.
Furthermore, the positioning mechanism comprises a positioning cylinder, a material ejecting rod and a cylinder seat II, the positioning cylinder and the material ejecting rod are horizontally and coaxially arranged on the cylinder seat II, and the cylinder seat II is fixed at the upper end of the bottom plate.
Furthermore, the device also comprises a man-machine interaction control panel, wherein a programmable motion controller is arranged in the man-machine interaction control panel and is used for controlling the coordinated operation of the drilling machine, the pushing mechanism, the pin shaft fastening mechanism and the positioning mechanism and counting the processing quantity of the pin shafts.
In order to achieve the above object, the present invention further provides a drilling method, which uses the above automatic drilling apparatus for a split pin shaft of the present invention to perform drilling, the drilling method comprising:
s1, placing the pin shaft workpiece in a material storage mechanism, and starting a bench drill to drive a drill bit to rotate forwards;
s2, the system closes the signal to the material pushing cylinder, the material pushing cylinder is in place, and the position is fed back;
s3, closing a positioning cylinder signal by the system, positioning the positioning cylinder in place, and feeding back the position;
s4, the system gives a signal to the pneumatic chuck to close, and the pin shaft workpiece is clamped;
s5, the system disconnects the signal to the material pushing cylinder, and the material pushing cylinder returns;
s6, disconnecting the positioning cylinder signal by the system, and returning the positioning cylinder;
s7, the system gives pulses to the stepping motor on the bench drill, and the bench drill drives the drill bit to drill the pin shaft workpiece;
s8, the pulse of the stepping motor is in place, after the drilling is finished, the drill bit is reversed and rapidly retreats by combining the stepping motor;
s9, the system gives a signal to the pneumatic chuck to be disconnected, and the pin shaft workpiece is loosened;
s10, the system switches on the signal to the material pushing cylinder, and switches off the signal after outputting the signal for 0.2 second at regular time, pushes away the processed pin shaft workpiece, and performs fast homing and position feedback;
s11, adding 1 to the counting function value of the programmable motion controller, and feeding back the value to the human-computer interaction control panel;
and S12, the device is operated to jump to S3 again, and the pin shaft workpiece is automatically drilled through circulating operation.
(III) advantageous effects
The embodiment of the invention provides an automatic drilling device and method for an open pin shaft, which have the following beneficial effects:
1. the pneumatic automatic feeding drilling machine disclosed by the invention can be used for controlling the drilling speed and depth through pneumatic automatic feeding to complete automatic drilling processing, automatically blanking after the processing is completed, and realizing the adjustment of the drilling speed by adjusting the pneumatic feeding speed and time, has the characteristics of reasonable structure, convenience, safety and reliability in operation and the like, is suitable for drilling of various plug-in components, fasteners and pin shafts, is high in drilling precision and stable in quality, and greatly improves the working efficiency.
2. According to the invention, through a detachable fixed mounting mode of the drill bit, drilling holes with different specifications can be conveniently formed on the pin shaft workpiece, and the operation is convenient and fast.
3. According to the invention, through the arrangement of the flange seat, the flange plate, the pneumatic chuck and the collet chuck, a good fixing effect can be realized on the pin shaft workpiece, so that the pin shaft workpiece can be kept stable in the drilling process, the drilling precision is ensured, and the quality of the split pin shaft is improved.
Drawings
The above features, technical features, advantages and modes of realisation of an automatic drilling device and method for cotter pins will be further described in the following, in a clearly understandable manner, with reference to the accompanying drawings, which illustrate preferred embodiments.
FIG. 1 is a schematic external view of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a schematic structural view of a material storing mechanism according to the present invention;
FIG. 4 is a side view showing the structure of the stocker mechanism of the present invention;
fig. 5 is a schematic structural view of the pin fastening mechanism of the present invention.
In the figure: the automatic material stacking and feeding device comprises a drilling machine 1, a bench drill 11, a stepping motor 12, an aluminum shell speed reducer 13, a drill bit 14, a material pushing mechanism 2, a material pushing cylinder 21, a material pushing rod 22, a cylinder seat I23, a material storing mechanism 3, a cartridge clip type material stacking clamp 31, a material stacking clamp positioning shell 311, a material stacking clamp positioning groove 312, a material discharging hole 313, a bottom plate 314, a visible window 315, a material clamping base 32, a pin shaft fastening mechanism 4, a flange seat 41, a flange plate 42, a pneumatic clamping head 43, a spring collet chuck 43-1, a drill bit sheath 44, a positioning mechanism 5, a positioning cylinder 51, a material pushing rod 52, a cylinder seat II 53 and a drilling machine platform 6.
Detailed Description
The invention will be further illustrated with reference to the following figures 1 to 5 and examples:
an automatic drilling device for an open pin shaft comprises a drilling machine platform 6 and a drilling machine 1 arranged above the drilling machine platform 6, wherein a material storage mechanism 3 and a material pushing mechanism 2 used for pushing a pin shaft out for processing are arranged at the upper end of the drilling machine platform 6, a pin shaft fastening mechanism 4 is arranged at the output end of the material storage mechanism 3 and used for positioning and clamping a pin shaft workpiece to ensure the fixing effect, a positioning mechanism 5 is arranged on one side, back to the material storage mechanism 3, of the pin shaft fastening mechanism 4 and used for matching with the positioning of the pin shaft workpiece, and the positioning mechanism 5 is arranged at the upper end of the drilling machine platform 6;
in this embodiment, as shown in fig. 1 to 4, the storage mechanism 3 includes a clip type stacking clamp 31 for storing the pin shafts and a clip base 32 installed at a lower end of the clip type stacking clamp 31, and the clip base 32 is fixedly installed at an upper end of the drilling machine platform 6;
clip type sign indicating number material presss from both sides 31 is including installing bottom plate 314 in the material clamp base 32 upper end, the upper end parallel mount of bottom plate 314 has upper end open-ended sign indicating number material clamp location shell 311, and the middle part of sign indicating number material clamp location shell 311 is formed with vertical sign indicating number material clamp constant head tank 312, round pin axle top-down stacks in sign indicating number material clamp constant head tank 312 in proper order, the discharge opening 313 that link up is seted up to one side that sign indicating number material clamp location shell 311 lower part is close to round pin axle fastening device 4, the round pin axle work piece is placed in sign indicating number material clamp constant head tank 312, along with pushing of pushing equipment 2, push round pin axle work piece and fix a position in round pin axle fastening device 4, drilling machine 1 starts.
In this embodiment, as shown in fig. 3, a viewing window 315 for observing the blanking condition of the pin shaft is disposed in the middle of the side wall of the stacking clamp positioning housing 311 corresponding to the stacking clamp positioning slot 312, so as to ensure that a processing worker can observe the normal blanking of the pin shaft workpiece.
In this embodiment, as shown in fig. 1-2, the drilling machine 1 includes a bench drill 11, an aluminum shell reducer 12, a stepping motor 13 and a drill bit 14, the stepping motor 13 is installed on a side wall of the bench drill 11 and is used for pushing the bench drill 11 to vertically ascend and descend, the aluminum shell reducer 12 is installed at an output end of the stepping motor 13 and ensures that the accurate control bench drill 11 ascends and descends, the drill bit 14 is detachably and fixedly installed at the output end of the bench drill 11, so that drilling holes of different specifications can be conveniently formed in a pin workpiece, and the operation is convenient.
In this embodiment, as shown in fig. 1-2, the pushing mechanism 2 includes a pushing cylinder 21, a pushing rod 22, and a cylinder block i 23, the pushing cylinder 21 and the pushing rod 22 are horizontally and coaxially mounted on the cylinder block i 23, and the cylinder block i 23 is fixed at the upper end of the bottom plate 6.
In this embodiment, as shown in fig. 2 and 5, the pin shaft fastening mechanism 4 includes a flange seat 41, a flange 42, a pneumatic chuck 43, and a drill bit sheath 44, the drill bit sheath 44 is installed on an outer step ring of the pneumatic chuck 43 and is used for protecting the drill bit 14, the pneumatic chuck 43 is connected to the flange 42, the flange 42 is installed on the flange seat 41, the flange seat 41 is fixedly connected to the bottom plate 6, a feed hole is formed inside the pneumatic chuck 43 and sequentially penetrates through the flange seat 41 and the flange 42 and is connected to the discharge hole 313 in a penetrating manner, the pin shaft workpiece is pushed to the pneumatic chuck 43, and the pin shaft workpiece is clamped by the pneumatic chuck 43.
In this embodiment, as shown in fig. 5, a collet chuck 43-1 for positioning and clamping the pin shaft is installed inside the pneumatic chuck 43, when the device is started, the positioning mechanism 5 works to position, the pushing mechanism 2 pushes the pin shaft to a positioning position, at this time, the pneumatic chuck 43 admits air, and the collet chuck 43-1 is driven to contract by the expansion function of the pneumatic chuck 43, so as to clamp the pin shaft workpiece.
In this embodiment, as shown in fig. 1 and 2, the positioning mechanism 5 includes a positioning cylinder 51, an ejector rod 52, and a cylinder block ii 53, the positioning cylinder 51 and the ejector rod 52 are horizontally and coaxially installed on the cylinder block ii 53, and the cylinder block ii 53 is fixed at the upper end of the bottom plate 6, and is used for controlling the ejector rod 52 to abut against one end of the pin shaft workpiece extending out of the pneumatic chuck 43, so as to ensure the positioning of the pin shaft.
In this embodiment, the device further comprises a human-computer interaction control panel, and a programmable motion controller is arranged in the human-computer interaction control panel and is used for controlling coordinated operation of the drilling machine 1, the pushing mechanism 2, the pin shaft fastening mechanism 4 and the positioning mechanism 5, and is also used for counting the processing number of the pin shafts.
In order to achieve the above object, the present invention further provides a drilling method, which uses the above automatic drilling apparatus for a split pin shaft of the present invention to perform drilling, the drilling method comprising:
s1, placing the pin shaft workpiece in the material storage mechanism 3, and starting the bench drill 11 to drive the drill bit 14 to rotate forwards;
s2, the system closes the signal to the material pushing cylinder 21, the material pushing cylinder 21 is in place, and the position is fed back;
s3, closing the system to the positioning cylinder 51, positioning the positioning cylinder 51 in place, and feeding back the position;
s4, the system gives a signal to the pneumatic chuck 43 to close, and the pin shaft workpiece is clamped;
s5, the system disconnects the signal to the material pushing cylinder 21, and the material pushing cylinder 21 returns;
s6, the system disconnects the signal of the positioning air cylinder 51 and the positioning air cylinder 51 returns;
s7, the system gives pulses to the stepping motor 12 on the bench drill 11, and the bench drill 11 drives the drill bit 14 to start drilling on the pin shaft workpiece;
s8, the stepping motor 12 pulses to the right position, after drilling, the drill bit 14 rotates reversely and retracts rapidly in combination with the stepping motor 12;
s9, the system gives a signal to the pneumatic chuck 43 to be disconnected, and the pin shaft workpiece is loosened;
s10, the system switches on the signal to the material pushing cylinder 21, and switches off the signal after outputting the signal for 0.2 second at regular time, pushes off the processed pin shaft workpiece, and rapidly returns to the original position and feeds back the position;
s11, adding 1 to the counting function value of the programmable motion controller, and feeding back the value to the human-computer interaction control panel;
and S12, the device is operated to jump to S3 again, and the pin shaft workpiece is automatically drilled through circulating operation.
The embodiments of the present invention are disclosed as the preferred embodiments, but not limited thereto, and those skilled in the art can easily understand the spirit of the present invention and make various extensions and changes without departing from the spirit of the present invention.
Claims (9)
1. An automatic drilling device for an open pin shaft comprises a drilling machine platform and a drilling machine arranged above the drilling machine platform, and is characterized in that a material storage mechanism and a material pushing mechanism used for pushing the pin shaft out for processing are arranged at the upper end of the drilling machine platform, a pin shaft fastening mechanism is arranged at the output end of the material storage mechanism, a positioning mechanism is arranged on one side of the pin shaft fastening mechanism, which is opposite to the material storage mechanism, and the positioning mechanism is arranged at the upper end of the drilling machine platform;
the material storage mechanism comprises a cartridge clip type material stacking clamp for storing the pin shaft and a material clip base arranged at the lower end of the cartridge clip type material stacking clamp, and the material clip base is fixedly arranged at the upper end of the drilling machine platform;
the cartridge clip type stacking clamp comprises a bottom plate installed at the upper end of a clamping base, a stacking clamp positioning shell with an upper end opening is installed at the upper end of the bottom plate in parallel, a vertical stacking clamp positioning groove is formed in the middle of the stacking clamp positioning shell, and a through discharge hole is formed in one side, close to the pin shaft fastening mechanism, of the lower portion of the stacking clamp positioning shell.
2. The automatic drilling device for the split pin shaft according to claim 1, wherein: the middle part of the side wall of the stacking clamp positioning shell corresponding to the stacking clamp positioning groove is provided with a visual window for observing the blanking condition of the pin shaft.
3. The automatic drilling device for the split pin shaft according to claim 1, wherein: the drilling machine comprises a bench drill, an aluminum shell speed reducer, a stepping motor and a drill bit, wherein the stepping motor is installed on the side wall of the bench drill and used for pushing the bench drill to vertically lift, the aluminum shell speed reducer is installed on the output end of the stepping motor, and the drill bit is detachably and fixedly installed on the output end of the bench drill.
4. The automatic drilling device for the split pin shaft according to claim 1, wherein: the material pushing mechanism comprises a material pushing cylinder, a material pushing rod and a cylinder seat I, wherein the material pushing cylinder and the material pushing rod are horizontally and coaxially arranged on the cylinder seat I, and the cylinder seat I is fixed at the upper end of the bottom plate.
5. The automatic drilling device for the split pin shaft according to claim 1, wherein: the pin shaft fastening mechanism comprises a flange seat, a flange plate, a pneumatic chuck and a drill bit sheath, the drill bit sheath is arranged on an outer ring of a step of the pneumatic chuck, the pneumatic chuck is connected with the flange plate, the flange plate is arranged on the flange seat, the flange seat is fixedly connected with the bottom plate, and a feeding hole which sequentially penetrates through the flange seat and the flange plate and is communicated with the discharge hole is formed in the pneumatic chuck.
6. The automatic drilling device for the split pin shaft according to claim 5, wherein: and a spring collet chuck for positioning and clamping the pin shaft is arranged in the pneumatic chuck.
7. The automatic drilling device for the split pin shaft according to claim 1, wherein: the positioning mechanism comprises a positioning cylinder, an ejector rod and a cylinder seat II, the positioning cylinder and the ejector rod are horizontally and coaxially arranged on the cylinder seat II, and the cylinder seat II is fixed at the upper end of the bottom plate.
8. The automatic drilling device for the split pin shaft according to claim 1, wherein: the pin roll positioning device is characterized by further comprising a man-machine interaction control panel, wherein a programmable motion controller is arranged in the man-machine interaction control panel and used for controlling coordinated operation of the drilling machine, the material pushing mechanism, the pin roll fastening mechanism and the positioning mechanism and counting the processing quantity of the pin rolls.
9. The drilling method of an automatic drilling device for a split pin shaft according to any one of claims 1 to 8, wherein: the drilling method comprises the following steps:
s1, placing the pin shaft workpiece in a material storage mechanism, and starting a bench drill to drive a drill bit to rotate forwards;
s2, the system closes the signal to the material pushing cylinder, the material pushing cylinder is in place, and the position is fed back;
s3, closing a positioning cylinder signal by the system, positioning the positioning cylinder in place, and feeding back the position;
s4, the system gives a signal to the pneumatic chuck to close, and the pin shaft workpiece is clamped;
s5, the system disconnects the signal to the material pushing cylinder, and the material pushing cylinder returns;
s6, disconnecting the positioning cylinder signal by the system, and returning the positioning cylinder;
s7, the system gives pulses to the stepping motor on the bench drill, and the bench drill drives the drill bit to drill the pin shaft workpiece;
s8, the pulse of the stepping motor is in place, after the drilling is finished, the drill bit is reversed and rapidly retreats by combining the stepping motor;
s9, the system gives a signal to the pneumatic chuck to be disconnected, and the pin shaft workpiece is loosened;
s10, the system switches on the signal to the material pushing cylinder, and switches off the signal after outputting the signal for 0.2 second at regular time, pushes away the processed pin shaft workpiece, and performs fast homing and position feedback;
s11, adding 1 to the counting function value of the programmable motion controller, and feeding back the value to the human-computer interaction control panel;
and S12, the device is operated to jump to S3 again, and the pin shaft workpiece is automatically drilled through circulating operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911411551.6A CN110948017A (en) | 2019-12-31 | 2019-12-31 | Automatic drilling device and method for split pin shaft |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911411551.6A CN110948017A (en) | 2019-12-31 | 2019-12-31 | Automatic drilling device and method for split pin shaft |
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| Publication Number | Publication Date |
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| CN110948017A true CN110948017A (en) | 2020-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911411551.6A Pending CN110948017A (en) | 2019-12-31 | 2019-12-31 | Automatic drilling device and method for split pin shaft |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112593872A (en) * | 2020-12-20 | 2021-04-02 | 冀凯河北机电科技有限公司 | Full-automatic pin installing mechanism of plug-in type auger stem |
| CN112719999A (en) * | 2020-12-29 | 2021-04-30 | 常德市鼎城区正荣机械制造有限公司 | Positioning fixture for processing pin shaft |
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| CN211331442U (en) * | 2019-12-31 | 2020-08-25 | 安徽黄山中友链条制造有限公司 | Automatic drilling device for split pin shaft |
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2019
- 2019-12-31 CN CN201911411551.6A patent/CN110948017A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN203621936U (en) * | 2013-12-31 | 2014-06-04 | 梧州市三禾添佰利五金加工有限公司 | Improved numerical-control milling machine |
| CN205008621U (en) * | 2015-09-16 | 2016-02-03 | 临安瑞锋机械设备有限公司 | Full -automatic pole round pin axle puncher |
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| CN211331442U (en) * | 2019-12-31 | 2020-08-25 | 安徽黄山中友链条制造有限公司 | Automatic drilling device for split pin shaft |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112593872A (en) * | 2020-12-20 | 2021-04-02 | 冀凯河北机电科技有限公司 | Full-automatic pin installing mechanism of plug-in type auger stem |
| CN112719999A (en) * | 2020-12-29 | 2021-04-30 | 常德市鼎城区正荣机械制造有限公司 | Positioning fixture for processing pin shaft |
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