CN114888688A - Multi-station drill bit machining center - Google Patents

Multi-station drill bit machining center Download PDF

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Publication number
CN114888688A
CN114888688A CN202210489489.8A CN202210489489A CN114888688A CN 114888688 A CN114888688 A CN 114888688A CN 202210489489 A CN202210489489 A CN 202210489489A CN 114888688 A CN114888688 A CN 114888688A
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CN
China
Prior art keywords
sliding table
grinding
motor
plate
driving motor
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Granted
Application number
CN202210489489.8A
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Chinese (zh)
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CN114888688B (en
Inventor
陈勇
黄林森
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Dongguan Fanyu Automation Technology Co ltd
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Dongguan Fanyu Automation Technology Co ltd
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Priority to CN202210489489.8A priority Critical patent/CN114888688B/en
Publication of CN114888688A publication Critical patent/CN114888688A/en
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Publication of CN114888688B publication Critical patent/CN114888688B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B27/00Other grinding machines or devices
    • B24B27/0023Other grinding machines or devices grinding machines with a plurality of working posts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B27/00Other grinding machines or devices
    • B24B27/0069Other grinding machines or devices with means for feeding the work-pieces to the grinding tool, e.g. turntables, transfer means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B27/00Other grinding machines or devices
    • B24B27/0076Other grinding machines or devices grinding machines comprising two or more grinding tools
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • B24B41/005Feeding or manipulating devices specially adapted to grinding machines
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • B24B41/02Frames; Beds; Carriages
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • B24B41/06Work supports, e.g. adjustable steadies
    • B24B41/067Work supports, e.g. adjustable steadies radially supporting workpieces
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B47/00Drives or gearings; Equipment therefor
    • B24B47/22Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B49/00Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10Greenhouse 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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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)

Abstract

The invention discloses a multi-station drill bit machining center.A working head mechanism is arranged in the middle of a machine table, and a feeding and discharging mechanism, a coarse and fine grinding mechanism, a groove grinding mechanism, a sharpening mechanism and a back grinding mechanism are sequentially arranged on the machine table along the circumferential direction; the coarse and fine grinding mechanism comprises a large sliding table and a large sliding table driving motor which are arranged on the machine table; the big slip table is gone up and is provided with left slip table and right slip table relatively, and left slip table is provided with left slip table driving motor, and right slip table is provided with right slip table driving motor. The invention realizes the sequential feeding, rough grinding, accurate grinding, groove grinding, point grinding, back grinding and blanking of the bar stock and improves the production efficiency. In addition, set up the coarse grinding accurate grinding mechanism, realized carrying out the coarse grinding and the accurate grinding to the bar before the groove of grinding for the PCB drill bit of making has higher drilling accuracy.

Description

Multi-station drill bit machining center
Technical Field
The invention relates to the technical field of drill bit machining equipment, in particular to a multi-station drill bit machining center.
Background
The PCB is punched by a special PCB drill bit, and the quality of the processing quality greatly affects the working performance of the PCB in the later period. The main equipment for producing the PCB drill bit is a drill bit grinding machine tool, the drill bit processing relates to a plurality of processes and flows, the bar is fixed in a clamp, and the bar is ground and formed in one step through a grinding and cutting mechanism at each station. The main processing procedures of the drill bit comprise the procedures of coarse grinding, fine grinding, groove grinding, back grinding, point grinding and the like.
In the existing microneedle processing technology, a groove grinding, a back grinding and a tip grinding are integrated on one device, and although the production efficiency is improved, the precision of a processed product needs to be improved, and the high-precision micropore processing requirement is difficult to meet. Therefore, there is a need for a drill machining center that adds a mechanism for rough and finish grinding of bar stock upstream of the grinding groove to improve the accuracy of drill manufacturing.
It is seen that improvements and enhancements to the prior art are needed.
Disclosure of Invention
In view of the defects of the prior art, the invention aims to provide a multi-station drill bit machining center, and aims to solve the technical problem that the precision of a drill bit machined by multi-station drill bit machining equipment in the prior art needs to be improved.
In order to achieve the purpose, the invention adopts the following technical scheme:
a multi-station drill bit machining center comprises a circular machine table, wherein a working head mechanism is arranged in the middle of the machine table, and a feeding and discharging mechanism, a coarse and fine grinding mechanism, a groove grinding mechanism, a sharpening mechanism and a back grinding mechanism are sequentially arranged on the machine table along the circumferential direction; the coarse and fine grinding mechanism comprises a large sliding table and a large sliding table driving motor which are arranged on the machine table; the large sliding table is oppositely provided with a left sliding table and a right sliding table, the left sliding table is provided with a left sliding table driving motor, and the right sliding table is provided with a right sliding table driving motor; a left sliding table rotating plate is arranged on the left sliding table, a coarse grinding motor is arranged on the left sliding table rotating plate, and a coarse grinding wheel is arranged on the coarse grinding motor; a right sliding table moving plate is arranged on the right sliding table, a fine grinding motor is arranged on the right sliding table moving plate, and a fine grinding wheel is arranged on the fine grinding motor; the moving directions of the left sliding table and the right sliding table are parallel, and the moving directions of the left sliding table and the big sliding table are vertically staggered.
Further, multistation drill bit machining center, the axis of accurate grinding motor is crisscross perpendicularly with left slip table driving motor's axis, the axis of corase grind motor and the axis of accurate grinding motor nonparallel, the output of corase grind motor is towards accurate grinding motor, corase grind emery wheel and accurate grinding wheel mutually noninterfere.
Furthermore, in the multi-station drill bit machining center, the coarse and fine grinding mechanism further comprises an auxiliary positioning device, the auxiliary positioning device comprises a mounting seat, a positioning plate and a pinch roller bracket are arranged on the mounting seat, and a V-shaped groove is formed in the positioning plate; a lever is arranged on the pressing wheel support, a pressing wheel is arranged at one end of the lever, and a pressing wheel cylinder is arranged at the other end of the lever.
Furthermore, in the multi-station drill processing center, the moving direction of the right sliding table moving plate is vertically staggered with the moving direction of the right sliding table; a dial indicator is arranged on the right sliding table moving plate, the length direction of a measuring rod of the dial indicator is parallel to the moving direction of the right sliding table, and the end of the measuring rod of the dial indicator is abutted to the right sliding table.
Further, multistation drill bit machining center, groove grinding mechanism includes first slip table and first slip table driving motor, has set gradually first scale plate, first rotor plate and first lift seat on the first slip table, is provided with the groove grinding motor on the first lift seat, the output of groove grinding motor is connected with the groove grinding emery wheel.
Furthermore, in the multi-station drill processing center, the sharpening mechanism comprises a second scale plate, a second rotating plate, a second sliding table, a third sliding table, a second sliding table driving motor and a third sliding table driving motor; a second grinding motor is arranged on the third sliding table, and the output end of the second grinding motor is connected with a sharpening grinding wheel; the second sliding table driving motor is used for driving the second sliding table to be close to or far away from the working head mechanism; the third sliding table driving motor is used for driving the third sliding table to move linearly, and the moving direction of the third sliding table is vertically staggered with the moving direction of the second sliding table.
Further, in the multi-station drill bit machining center, the back grinding mechanism comprises a fourth sliding table and a fourth sliding table driving motor, and a third scale plate, a third rotating plate and a third lifting seat are sequentially arranged on the fourth sliding table; and a third grinding motor is arranged on the third lifting seat, and the output end of the third grinding motor is connected with a back grinding wheel.
Furthermore, in the multi-station drill machining center, the feeding and discharging mechanism comprises a base, a sliding plate and a sliding plate driving motor, wherein the sliding plate and the sliding plate driving motor are arranged on the base, and a material tray is arranged on the sliding plate; be provided with the stand on the base, be provided with the crossbeam on the stand, be connected with revolving cylinder on the crossbeam slidable, this revolving cylinder is connected with an installation board, and this installation board is provided with a vertical slide and drives actuating cylinder, is provided with the finger cylinder on the vertical slide.
Further, in the multi-station drill machining center, the working head mechanism comprises a working head mounting seat, five working heads are circumferentially and equidistantly arranged on the working head mounting seat, and the five working heads are in one-to-one correspondence with the feeding and discharging mechanism, the coarse and fine grinding mechanism, the groove grinding mechanism, the sharpening mechanism and the back grinding mechanism.
Has the advantages that: compared with the prior art, the invention provides a multi-station drill bit machining center which at least has the following advantages that: (1) through last unloading mechanism, coarse grinding mechanism, groove grinding mechanism, sharpening mechanism and grind back of the body mechanism of having set gradually along the circumferencial direction on the board, realized carrying out material loading, corase grind, correct grinding, grind the groove, sharpen, grind back of the body and unloading in proper order to the bar, improved production efficiency. (2) Set up the coarse grinding accurate grinding mechanism, realized carrying out the coarse grinding and the accurate grinding to the bar before the groove of grinding for the PCB drill bit of making out has higher drilling precision. (3) The rough grinding and accurate grinding structure is compact in structure setting and can be integrated into the same mechanism, and the installation space is reduced, so that the rough grinding and accurate grinding mechanism can be integrated with the feeding and discharging mechanism, the groove grinding mechanism, the sharpening mechanism and the back grinding mechanism on the same machining center.
Drawings
Fig. 1 is a perspective view of a multi-station drill machining center according to the present invention.
Fig. 2 is a perspective view of the coarse refining mechanism.
Fig. 3 is a perspective view of an auxiliary positioning device in the coarse refining mechanism.
Fig. 4 is a partially enlarged view of the area S1 in fig. 3.
Figure 5 is a schematic representation of the relative positions of the rough grinding wheel, finish grinding wheel and bar stock.
Fig. 6 is a schematic diagram of the rough grinding part and the finish grinding part of the bar stock.
Fig. 7 is a perspective view of the grooving mechanism.
Figure 8 is a perspective view of the sharpening mechanism.
Fig. 9 is a perspective view of the back grinding mechanism.
Fig. 10 is a perspective view of the loading and unloading mechanism.
Fig. 11 is a partially enlarged view of the area S2 in fig. 10.
Fig. 12 is a perspective view of the working head mechanism.
Detailed Description
The invention provides a multi-station drill machining center, and the invention is further described in detail below in order to make the purpose, technical scheme and effect of the invention clearer and clearer. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the invention.
Referring to fig. 1 to 12, the present invention provides a multi-station drill machining center. Many similar components are variously named herein for purposes of illustration only and are not intended to limit the invention. For ease of understanding, some of the figures schematically depict a bar stock, but the bar stock itself is not within the scope of the present application.
Referring to fig. 1 to 3, the multi-station drill machining center includes a circular machine table 9, a working head mechanism 6 is disposed in the middle of the machine table, and a feeding and discharging mechanism 5, a coarse and fine grinding mechanism 1, a groove grinding mechanism 2, a sharpening mechanism 3, and a back grinding mechanism 4 are sequentially disposed on the machine table along a circumferential direction; the coarse and fine grinding mechanism comprises a large sliding table 11 and a large sliding table driving motor 110 which are arranged on the machine table; the large sliding table is oppositely provided with a left sliding table 12 and a right sliding table 13, the left sliding table is provided with a left sliding table driving motor 120, and the right sliding table is provided with a right sliding table driving motor 130; a left sliding table rotating plate 121 is arranged on the left sliding table, a coarse grinding motor 122 is arranged on the left sliding table rotating plate, and a coarse grinding wheel 123 is arranged on the coarse grinding motor; a right sliding table moving plate 131 is arranged on the right sliding table, a fine grinding motor 132 is arranged on the right sliding table moving plate, and a fine grinding wheel 133 is arranged on the fine grinding motor; the moving directions of the left sliding table and the right sliding table are parallel, and the moving directions of the left sliding table and the big sliding table are vertically staggered. The left sliding table rotating plate can rotate around a vertical axis, and the right sliding table moving plate can move close to or far away from the working head mechanism.
Further, the axis of the accurate grinding motor is vertically staggered with the axis of the left sliding table driving motor, the axis of the coarse grinding motor is not parallel to the axis of the accurate grinding motor, the output end of the coarse grinding motor faces the accurate grinding motor, and the coarse grinding wheel and the accurate grinding wheel are not interfered with each other. During actual assembly, the inclination angle of the rough grinding motor relative to the finish grinding motor can be determined and adjusted by adjusting the rotating plate of the left sliding table. The arrangement enables the coarse grinding motor and the fine grinding motor to be arranged compactly and effectively integrated into the same mechanism; in addition, this setting also makes the short mutual noninterference of roughly grind emery wheel and finish grinding wheel distance for when working head mechanism rotates the bar to the position that corresponds with rough finish grinding mechanism, roughly grind emery wheel and finish grinding wheel can grind bar 901 in proper order, promptly: the coarse and fine grinding mechanism is compact in structure and can be integrated with other mechanisms into the same multi-station machining center.
In practical application, for convenience of processing, the coarse and fine grinding mechanism further comprises an auxiliary positioning device 14, wherein the auxiliary positioning device comprises a mounting seat 141, a positioning plate 142 and a pinch roller bracket 143 are arranged on the mounting seat, and a V-shaped groove 1420 is arranged on the positioning plate; a lever 144 is arranged on the pinch roller bracket, a pinch roller 146 is arranged at one end of the lever, and a pinch roller cylinder 145 is arranged at the other end of the lever. During rough and fine grinding, the bar is located in the corresponding V-shaped groove, and the piston rod of the pinch roller cylinder extends out to drive the lever to act, so that the pinch roller presses on the bar 901 to play a role in auxiliary positioning.
Furthermore, the moving direction of the right sliding table moving plate is vertically staggered with the moving direction of the right sliding table; a dial indicator 139 is arranged on the right sliding table moving plate, the length direction of a measuring rod of the dial indicator is parallel to the moving direction of the right sliding table, and the end of the measuring rod of the dial indicator is abutted against the right sliding table. Through setting up the percentage table, the position of the accurate regulation right side slip table movable plate of being convenient for, and then improves the grinding precision. In practical application, the moving direction of the moving plate is parallel to that of the large sliding table, and the moving direction of the large sliding table is far away from or close to the working head.
Figure 4 schematically illustrates the relative positions of the rough grinding wheel, the finish grinding wheel and the bar stock. The centre lines in the figure are the axis of the rough grinding wheel and the axis of the finish grinding wheel, respectively.
As shown in fig. 5, the rough grinding wheel roughly grinds the bar stock, and a region a in the drawing shows a roughly ground portion of the bar stock; the bar stock is then finished by a finishing wheel, the area B of which represents the portion of the bar stock that is finished.
Further, the groove grinding mechanism comprises a first sliding table 21 and a first sliding table driving motor 210, a first scale plate 22, a first rotating plate 23 and a first lifting seat 24 are sequentially arranged on the first sliding table, a groove grinding motor 25 is arranged on the first lifting seat, and an output end of the groove grinding motor is connected with a groove grinding wheel 26. The groove grinding wheel is used for grinding grooves of the bar stock. The first sliding table driving motor drives the first sliding table to move linearly and is used for adjusting the distance between the groove grinding wheel and the working head. The first rotating plate can rotate around a vertical axis so as to adjust the angle of the groove grinding wheel, and the first scale plate is used for displaying the rotating angle so as to accurately adjust the position of the first rotating plate. The first lifting base moves up and down by the corresponding first lifting motor 240 so as to adjust the height of the first grinding wheel.
Further, the sharpening mechanism includes a second scale plate 31, a second rotating plate 32, a second sliding table 33, a third sliding table 34, a second sliding table driving motor 330, and a third sliding table driving motor 340; a second grinding motor 36 is arranged on the third sliding table, and the output end of the second grinding motor is connected with a sharpening grinding wheel 37; the second sliding table driving motor is used for driving the second sliding table to be close to or far away from the working head mechanism; the third sliding table driving motor is used for driving the third sliding table to move linearly, and the moving direction of the third sliding table is vertically staggered with the moving direction of the second sliding table.
The sharpening grinding wheel is used for sharpening the bar stock. The distance between the sharpening grinding wheel and the working head can be adjusted by adjusting the positions of the second sliding table and the third sliding table. The second rotating plate can rotate around a vertical axis and is used for adjusting the deflection angle of the sharpening grinding wheel.
Preferably, two second grinding motors are arranged, and the output end of each second grinding motor is connected with a sharpening grinding wheel through a main shaft.
Further, the third sliding table is provided with two rotating seats 35, and the rotating seats can rotate relative to the horizontal axis; the two main shafts are respectively arranged on the corresponding rotary seat. In other words, during actual machining, the deflection angle of the entire sharpening mechanism can be controlled by adjusting the second rotating plate, and the angle of the sharpened knife edge can be controlled. The angle of each second grinding wheel rotating around the horizontal axis can be controlled by adjusting the rotary seat, so that the angle of the tool face of the ground PCB drill bit is controlled.
Further, the back grinding mechanism comprises a fourth sliding table 41 and a fourth sliding table driving motor 410, wherein the fourth sliding table is sequentially provided with a third scale plate 42, a third rotating plate 43 and a third lifting seat 44; and a third grinding motor 45 is arranged on the third lifting seat, and the output end of the third grinding motor is connected with a back grinding wheel 46. And the distance of the third grinding wheel relative to the working head is adjusted by moving the fourth sliding seat. The third lifting seat moves up and down by a corresponding third lifting motor 440 so as to adjust the height of the second grinding wheel.
The loading and unloading mechanism can be realized in various ways, and the arrangement of the loading mechanism is provided here. As shown in fig. 10 and 11, the loading and unloading mechanism includes a base 511, a sliding plate 512 and a sliding plate driving motor 5120, which are disposed on the base, and a tray 513 is disposed on the sliding plate (according to actual production, more than one tray is typically disposed to satisfy loading and unloading); be provided with stand 521 on the base, be provided with crossbeam 522 on the stand, be connected with revolving cylinder 53 on the crossbeam slidable, this revolving cylinder is connected with a mounting panel 54, and this mounting panel is provided with a vertical slide 55 and vertical slide and drives actuating cylinder 550, is provided with finger cylinder 56 on the vertical slide. In practical application, the cross beam is provided with a driving device for driving the rotary cylinder to move linearly along the cross beam, and the driving device has various implementation manners (for example, the modes such as gear and rack transmission, lead screw power transmission, synchronous belt transmission and the like can all implement driving of a certain component to move linearly), and the implementation manner is not limited herein.
A bar to be processed is placed on the material tray, and the sliding plate driving motor drives the sliding plate to move linearly to the position below the finger cylinder; the vertical sliding plate drives the air cylinder to act, the vertical sliding plate moves downwards, and the vertical sliding plate moves upwards after the finger air cylinder holds the bar; the rotating cylinder drives the mounting plate to rotate for 90 degrees; the rotary cylinder is driven to move linearly along the cross beam and close to the working head mechanism, so that feeding is realized. The blanking action of the drill bit after finishing the processing is opposite to the feeding action, and the description is omitted here.
As shown in fig. 12, further, the working head mechanism includes a working head mounting base 61, five working heads 62 (only 4 working heads are observed in the view angle of the drawing) are equidistantly arranged in the circumferential direction of the working head mounting base, and the five working heads correspond to the feeding and discharging mechanism, the rough and fine grinding mechanism, the groove grinding mechanism, the sharpening mechanism and the back grinding mechanism one by one. During actual work, the working head mounting seats can rotate through the corresponding working head mounting seat driving motors 63, and the working head mounting seats rotate 72 degrees at each time, so that each PCB drill bit sequentially enters the next station after grinding is completed at one station.
Through the above analysis, the present invention has at least the following advantages over the prior art: (1) through last unloading mechanism, coarse grinding mechanism, groove grinding mechanism, sharpening mechanism and grind back of the body mechanism have set gradually along the circumferencial direction on the board, realized carrying out material loading, corase grind, correct grinding, groove grinding, sharpening, grinding the back of the body and unloading in proper order to the bar, improved production efficiency. (2) Set up the coarse grinding accurate grinding mechanism, realized carrying out the coarse grinding and the accurate grinding to the bar before the groove of grinding for the PCB drill bit of making out has higher drilling precision. (3) The rough grinding and accurate grinding structure is compact in structure setting and can be integrated into the same mechanism, and the installation space is reduced, so that the rough grinding and accurate grinding mechanism can be integrated with the feeding and discharging mechanism, the groove grinding mechanism, the sharpening mechanism and the back grinding mechanism on the same machining center.
In practical applications, the multi-station drill processing center is not limited to the processing of PCB drill. Namely: what is protected by the present application is the structure itself, even if the multi-station drill machining center described above is applied to machining of other types of drill bits (or similar products), it also falls within the scope of the present application.
It should be understood that equivalents and modifications of the technical solution and inventive concept thereof may occur to those skilled in the art, and all such modifications and alterations should fall within the protective scope of the present invention.

Claims (9)

1. A multi-station drill bit machining center comprises a circular machine table and is characterized in that a working head mechanism is arranged in the middle of the machine table, and a feeding and discharging mechanism, a coarse and fine grinding mechanism, a groove grinding mechanism, a point grinding mechanism and a back grinding mechanism are sequentially arranged on the machine table along the circumferential direction; the coarse and fine grinding mechanism comprises a large sliding table and a large sliding table driving motor which are arranged on the machine table; the large sliding table is oppositely provided with a left sliding table and a right sliding table, the left sliding table is provided with a left sliding table driving motor, and the right sliding table is provided with a right sliding table driving motor; a left sliding table rotating plate is arranged on the left sliding table, a coarse grinding motor is arranged on the left sliding table rotating plate, and a coarse grinding wheel is arranged on the coarse grinding motor; a right sliding table moving plate is arranged on the right sliding table, a fine grinding motor is arranged on the right sliding table moving plate, and a fine grinding wheel is arranged on the fine grinding motor; the moving directions of the left sliding table and the right sliding table are parallel, and the moving directions of the left sliding table and the big sliding table are vertically staggered.
2. The multi-station drill machining center according to claim 1, wherein the axis of the accurate grinding motor is vertically staggered with the axis of the left sliding table driving motor, the axis of the rough grinding motor is not parallel to the axis of the accurate grinding motor, the output end of the rough grinding motor faces the accurate grinding motor, and the rough grinding wheel and the accurate grinding wheel are not interfered with each other.
3. The multi-station drill machining center according to claim 1, wherein the coarse and fine grinding mechanism further comprises an auxiliary positioning device, the auxiliary positioning device comprises a mounting seat, a positioning plate and a pinch roller bracket are arranged on the mounting seat, and a V-shaped groove is formed in the positioning plate; a lever is arranged on the pressing wheel support, a pressing wheel is arranged at one end of the lever, and a pressing wheel cylinder is arranged at the other end of the lever.
4. The multi-station drill machining center according to claim 1, wherein the moving direction of the right sliding table moving plate is vertically staggered with the moving direction of the right sliding table; a dial indicator is arranged on the right sliding table moving plate, the length direction of a measuring rod of the dial indicator is parallel to the moving direction of the right sliding table, and the end of the measuring rod of the dial indicator is abutted to the right sliding table.
5. The multi-station drill bit machining center according to claim 1, wherein the groove grinding mechanism comprises a first sliding table and a first sliding table driving motor, a first scale plate, a first rotating plate and a first lifting seat are sequentially arranged on the first sliding table, a groove grinding motor is arranged on the first lifting seat, and an output end of the groove grinding motor is connected with a groove grinding wheel.
6. The multi-station drill machining center according to claim 1, wherein the sharpening mechanism comprises a second scale plate, a second rotating plate, a second sliding table, a third sliding table, a second sliding table driving motor, and a third sliding table driving motor; a second grinding motor is arranged on the third sliding table, and the output end of the second grinding motor is connected with a sharpening grinding wheel; the second sliding table driving motor is used for driving the second sliding table to be close to or far away from the working head mechanism; the third sliding table driving motor is used for driving the third sliding table to move linearly, and the moving direction of the third sliding table is vertically staggered with the moving direction of the second sliding table.
7. The multi-station drill bit machining center according to claim 1, wherein the back grinding mechanism comprises a fourth sliding table and a fourth sliding table driving motor, and a third scale plate, a third rotating plate and a third lifting seat are sequentially arranged on the fourth sliding table; and a third grinding motor is arranged on the third lifting seat, and the output end of the third grinding motor is connected with a back grinding wheel.
8. The multi-station drill machining center according to claim 1, wherein the feeding and discharging mechanism comprises a base, a sliding plate and a sliding plate driving motor, the sliding plate and the sliding plate driving motor are arranged on the base, and a material tray is arranged on the sliding plate; be provided with the stand on the base, be provided with the crossbeam on the stand, be connected with revolving cylinder on the crossbeam slidable, this revolving cylinder is connected with an installation board, and this installation board is provided with a vertical slide and drives actuating cylinder, is provided with the finger cylinder on the vertical slide.
9. The multi-station drill machining center according to claim 1, wherein the working head mechanism comprises a working head mounting seat, five working heads are circumferentially and equidistantly arranged on the working head mounting seat, and the five working heads are in one-to-one correspondence with the feeding and discharging mechanism, the coarse and fine grinding mechanism, the groove grinding mechanism, the sharpening mechanism and the back grinding mechanism.
CN202210489489.8A 2022-05-06 2022-05-06 Multi-station drill bit machining center Active CN114888688B (en)

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Application Number Priority Date Filing Date Title
CN202210489489.8A CN114888688B (en) 2022-05-06 2022-05-06 Multi-station drill bit machining center

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Application Number Priority Date Filing Date Title
CN202210489489.8A CN114888688B (en) 2022-05-06 2022-05-06 Multi-station drill bit machining center

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CN114888688A true CN114888688A (en) 2022-08-12
CN114888688B CN114888688B (en) 2023-05-12

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115463714A (en) * 2022-08-31 2022-12-13 东莞市梵宇自动化科技有限公司 Full-automatic coarse and fine grinding equipment for grinding bar stock
CN116394128A (en) * 2023-06-07 2023-07-07 新乡市慧联电子科技股份有限公司 Full-automatic bar processing device
CN117161843A (en) * 2023-11-03 2023-12-05 河北力准机械制造有限公司 Numerical control grinding machine for machining round nose milling cutter

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4124417A1 (en) * 1990-08-31 1992-03-05 Mas Vertriebsgesellschaft Fuer Sharpening hard metal drill bits - involves carrying out all three stages of operation with drill bit held in same chuck
CN101653905A (en) * 2009-08-28 2010-02-24 常州市万绥工具厂 Method for manufacturing drilling bit
CN201537840U (en) * 2009-11-20 2010-08-04 沈阳泰和数控机械制造有限公司 Ultra-precise numerical control face grinding machine
CN109940466A (en) * 2019-04-23 2019-06-28 东莞市梵宇自动化科技有限公司 A kind of micro- brill process equipment
CN110539213A (en) * 2019-09-17 2019-12-06 深圳市友创智能设备有限公司 Automatic grinding device for drill bit
CN113751978A (en) * 2021-08-31 2021-12-07 常州中钻刀具有限公司 Production process of antioxidant alloy drill bit
CN114227500A (en) * 2022-01-12 2022-03-25 东莞市梵宇自动化科技有限公司 PCB drill bit processing equipment

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4124417A1 (en) * 1990-08-31 1992-03-05 Mas Vertriebsgesellschaft Fuer Sharpening hard metal drill bits - involves carrying out all three stages of operation with drill bit held in same chuck
CN101653905A (en) * 2009-08-28 2010-02-24 常州市万绥工具厂 Method for manufacturing drilling bit
CN201537840U (en) * 2009-11-20 2010-08-04 沈阳泰和数控机械制造有限公司 Ultra-precise numerical control face grinding machine
CN109940466A (en) * 2019-04-23 2019-06-28 东莞市梵宇自动化科技有限公司 A kind of micro- brill process equipment
CN110539213A (en) * 2019-09-17 2019-12-06 深圳市友创智能设备有限公司 Automatic grinding device for drill bit
CN113751978A (en) * 2021-08-31 2021-12-07 常州中钻刀具有限公司 Production process of antioxidant alloy drill bit
CN114227500A (en) * 2022-01-12 2022-03-25 东莞市梵宇自动化科技有限公司 PCB drill bit processing equipment

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115463714A (en) * 2022-08-31 2022-12-13 东莞市梵宇自动化科技有限公司 Full-automatic coarse and fine grinding equipment for grinding bar stock
CN116394128A (en) * 2023-06-07 2023-07-07 新乡市慧联电子科技股份有限公司 Full-automatic bar processing device
CN117161843A (en) * 2023-11-03 2023-12-05 河北力准机械制造有限公司 Numerical control grinding machine for machining round nose milling cutter
CN117161843B (en) * 2023-11-03 2024-03-26 河北力准机械制造有限公司 Numerical control grinding machine for machining round nose milling cutter

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