CN215239718U - Grinding device for improving grinding times of PCB drill bit - Google Patents
Grinding device for improving grinding times of PCB drill bit Download PDFInfo
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- CN215239718U CN215239718U CN202120544561.3U CN202120544561U CN215239718U CN 215239718 U CN215239718 U CN 215239718U CN 202120544561 U CN202120544561 U CN 202120544561U CN 215239718 U CN215239718 U CN 215239718U
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- drill bit
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Abstract
The utility model relates to a PCB bores and chews processing technology field, specifically is to relate to an improve PCB bores and chews grinding number grinder, include: a work table; the drill bit positioning and rotating mechanism is arranged on the workbench and used for executing the drill bit positioning and rotating processes to be processed; the grinding mechanisms are symmetrically arranged on two sides of the drill bit positioning rotating mechanism, can be arranged on the workbench in opposite directions or in a mutually far away mode, and are used for performing grinding procedures on two sides of the drill bit positioned by the drill bit positioning rotating mechanism; actuating mechanism sets up on the workstation in opposite directions for carry out two processes of grinding mechanism and going on in opposite directions or keeping away from each other on the workstation, this equipment structure is simple, and what can be stable chews the PCB drill and grinds the operation, reduces rocking that the PCB drill bit ground the production, improves the machining precision.
Description
Technical Field
The utility model relates to a PCB bores and chews processing technology field, specifically relates to an improve PCB bores and chews grinding number grinder.
Background
At present, in terms of the PCB production technology, a processing cutter used for drilling a PCB is a special drill bit for drilling the PCB with a diameter smaller than that of a common milling cutter, and along with the continuous development of the electronic industry, the demand of the PCB is continuously increased, so that the processing work demand of the PCB is inevitably increased, and higher requirements are provided for the production efficiency of processing tools.
In recent years, for the special drill bits, manual grinding is always adopted, so that the efficiency, the accuracy and the detection stability are low, the workpiece is small and easy to damage, and the workpiece can be continuously contacted and sometimes the tool tip part can be contacted carelessly when the special drill bits are manually operated, so that the labor cost is high, and the rejection rate of the workpiece is high; along with the development of the industry, automatic grinding equipment comes to the end, the appearance of automatic milling cutter processing equipment greatly improves the grinding efficiency of the drill bit, but the equipment processes the drill bit in a suspension manner, the processed drill bit is in a high-strength friction state, and if no stable support is available, the roundness of a part cannot reach the precision, the part is easy to wear and break, and the service life of the drill bit is short.
SUMMERY OF THE UTILITY MODEL
For solving above-mentioned technical problem, provide an improve PCB drill bit and grind inferior grinder, this equipment structure is simple, and can be stable chew the PCB drill bit and grind the operation, reduce PCB drill bit and grind rocking of production, improve the machining precision.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
the utility model provides an improve PCB drill bit and grind inferior grinder, includes:
a work table;
the drill bit positioning and rotating mechanism is arranged on the workbench and used for executing the drill bit positioning and rotating processes to be processed;
the grinding mechanisms are symmetrically arranged on two sides of the drill bit positioning rotating mechanism, can be arranged on the workbench in opposite directions or in a mutually far away mode, and are used for performing grinding procedures on two sides of the drill bit positioned by the drill bit positioning rotating mechanism;
and the opposite driving mechanism is arranged on the workbench and used for executing the process that the two grinding mechanisms face to each other or are away from each other on the workbench.
Preferably, the drill bit positioning and rotating mechanism comprises:
the first motor is arranged at the bottom of the lower end of the workbench, and the output end of the first motor is arranged upwards;
the rotating frame is arranged at the output end of the first motor;
the finger cylinder is arranged inside the rotating frame, and the output end of the finger cylinder is arranged upwards;
the clamping jig is arranged at the output end of the finger cylinder, and an avoiding notch for avoiding the clamping cylinder to move is formed in the top of the workbench.
Preferably, the clamping jig includes:
the inverted L-shaped plates are provided with a pair of inverted L-shaped plates and are reversely arranged at the output ends of the finger cylinders;
the semicircle pillar, its quantity is the same and the one-to-one with the quantity of falling the L template, and two semicircle pillars are vertical setting at two adjacent one end tops of falling the L template, and the one side that two semicircle pillars are adjacent all is equipped with the tight groove of clamp that can contact the drill bit, and the tip cross-section of every semicircle pillar is the arc structure.
Preferably, each of the grinding mechanisms comprises:
the L-shaped moving plate is positioned above the workbench;
the linear sliding rail is located below the L-shaped moving plate, the bottom of the linear sliding rail is installed at the top of the workbench, and a sliding block capable of sliding in the linear sliding rail is arranged at the bottom of the L-shaped moving plate.
Preferably, each of the grinding mechanisms further comprises:
the wheel bracket is arranged on the vertical surface of the L-shaped corresponding plate close to the finger cylinder;
the grinding wheel is rotatably arranged inside the wheel bracket through a vertical rotating shaft;
the second motor is arranged inside the L-shaped moving plate, and the output end of the second motor is arranged upwards;
the driving wheel is arranged at the output end of the second motor;
the driven wheel is arranged at the top of the vertical rotating shaft and is in transmission connection with the driving wheel through a synchronous belt.
Preferably, the facing drive mechanism includes:
the third motor is positioned in the middle of one side of the workbench, the output end of the third motor is arranged upwards, the third motor is positioned between the two L-shaped moving plates and is connected with one side of the workbench through a support frame;
the rotating disc is horizontally arranged at the output end of the third motor;
the poking column is arranged at the edge of the turntable;
one end of the first hinge rod is hinged with the toggle column;
the second hinge rod is provided with a pair of second hinge rods, the two second hinge rods are hinged to one end, far away from the shifting column, of the first hinge rod, and the two second hinge rods are hinged to one side of the two L-shaped movable plates respectively.
Compared with the prior art, the invention has the beneficial effects that: a grinding device for improving the grinding frequency of a PCB drill bit is characterized in that a single drill bit is vertically placed and clamped in a clamping jig through a manipulator or manually, the clamping jig is driven by a finger cylinder to clamp the drill bit, a first motor drives the finger cylinder and the drill bit clamped by the clamping jig to rotate at uniform speed, when the drill bit is clamped, the drill bit is clamped through clamping grooves formed in two semi-cylinders, after the drill bit is clamped through the clamping jig, a third motor is started, a turntable is driven to rotate through the third motor, the turntable drives a toggle column to rotate along the circumferential direction of the turntable, one end of a first hinge rod is simultaneously driven to rotate along the circumferential direction of the turntable through the toggle column, one end adjacent to two second hinge rods is simultaneously driven to contract and move through the first hinge rod, so that two L-shaped movable plates are driven to translate in opposite directions, when each L-shaped movable plate is respectively close to the drill bit clamped by the clamping jig, start every second motor, it is rotatory to drive every action wheel through every second motor, it is rotatory from the driving wheel to drive every through every action wheel and hold-in range, every drives every emery wheel rotation respectively from the driving wheel, two emery wheels grind the processing with the tight drill bit both sides of clamp jig clamp, and then prevent that the drill bit from producing the skew in the course of working, when every L type movable plate removes, carry out spacing removal along every linear slide rail respectively through every slider that sets up, this equipment structure is simple, and can be stable carry out grinding operation with the PCB drill bit, reduce rocking that the PCB drill bit ground the production, the machining precision is improved.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic perspective view of the present invention;
fig. 3 is a top view of the present invention;
fig. 4 is a front view of the present invention;
fig. 5 is a schematic view of a partial three-dimensional structure of the drill bit positioning and rotating mechanism of the present invention.
The reference numbers in the figures are:
1-a workbench; 2-a drill bit positioning rotating mechanism; 3-a grinding mechanism; 4-opposite driving mechanism; 5-a first motor; 6-a rotating frame; 7-finger cylinder; 8, clamping a jig; 9-avoiding the incision; 10-an inverted L-shaped plate; 11-a half cylinder; 12-a clamping groove; 13-L shaped moving plate; 14-linear slide rail; 15-a slide block; 16-wheel carriage; 17-a grinding wheel; 18-a second electric machine; 19-a driving wheel; 20-a driven wheel; 21-a third motor; 22-a turntable; 23-toggle column; 24-a first articulation lever; 25-second articulated link.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
Referring to fig. 1 to 5, an apparatus for improving the grinding frequency of a PCB drill bit comprises:
a work table 1;
the drill bit positioning and rotating mechanism 2 is arranged on the workbench 1 and is used for executing the drill bit positioning and rotating processes to be processed;
the grinding mechanisms 3 are symmetrically arranged on two sides of the drill bit positioning rotating mechanism 2, the two grinding mechanisms 3 can be arranged on the workbench 1 in opposite directions or in a mutually far away mode, and are used for performing grinding procedures on two sides of the drill bit positioned by the drill bit positioning rotating mechanism 2 at the same time;
and an opposite driving mechanism 4 provided on the table 1 for performing a process in which the two polishing mechanisms 3 are opposite to or away from each other on the table 1.
The drill bit positioning and rotating mechanism 2 includes:
the first motor 5 is arranged at the bottom of the lower end of the workbench 1, and the output end of the first motor is arranged upwards;
the rotating frame 6 is arranged at the output end of the first motor 5;
the finger cylinder 7 is arranged inside the rotating frame 6, and the output end of the finger cylinder is arranged upwards;
and the clamping jig 8 is arranged at the output end of the finger cylinder 7, and the top of the workbench 1 is provided with an avoiding notch 9 for avoiding the movement of the clamping cylinder.
Specifically, through manipulator or manual work with single drill bit be vertical place with press from both sides tight tool 8 in, drive through pointing cylinder 7 and press from both sides tight tool 8 and press from both sides the drill bit tight, drive through first motor 5 and point cylinder 7 and press from both sides tight tool 8 tight drill bit and carry out the rotation of uniform velocity.
The clamping jig 8 includes:
a pair of inverted L-shaped plates 10 which are reversely arranged at the output end of the finger cylinder 7;
half cylinder 11, its quantity is the same and the one-to-one with the quantity of falling L template 10, and two half cylinders 11 are vertical setting at two adjacent one end tops of falling L template 10, and two adjacent one sides of half cylinder 11 all are equipped with the tight groove 12 of clamp that can contact the drill bit, and the tip cross-section of every half cylinder 11 is the arc structure.
When the drill bit is clamped, the drill bit is clamped through the clamping grooves 12 formed in the two semi-cylinders 11.
Each grinding mechanism 3 includes:
an L-shaped moving plate 13 positioned above the workbench 1;
and the linear slide rail 14 is positioned below the L-shaped moving plate 13, the bottom of the linear slide rail 14 is installed at the top of the workbench 1, and the bottom of the L-shaped moving plate 13 is provided with a slide block 15 capable of sliding in the linear slide rail 14.
When each L-shaped moving plate 13 moves, each slide block 15 is arranged to move along each linear slide rail 14 in a limiting way.
Each grinding mechanism 3 further includes:
the wheel bracket 16 is arranged on the vertical surface of the L-shaped corresponding plate close to the finger cylinder 7;
a grinding wheel 17 rotatably disposed inside the wheel bracket 16 through a vertical rotation shaft;
the second motor 18 is arranged inside the L-shaped moving plate 13, and the output end of the second motor faces upwards;
the driving wheel 19 is arranged at the output end of the second motor 18;
and the driven wheel 20 is arranged at the top of the vertical rotating shaft, and the driven wheel 20 is in transmission connection with the driving wheel 19 through a synchronous belt.
When each L-shaped moving plate 13 is close to the drill bit clamped by the clamping jig 8, each second motor 18 is started, each driving wheel 19 is driven to rotate through each second motor 18, each driving wheel 19 and the synchronous belt drive each driven wheel 20 to rotate, each driven wheel 20 drives each grinding wheel 17 to rotate, two grinding wheels 17 and the two sides of the drill bit clamped by the clamping jig 8 are ground, and therefore the drill bit is prevented from generating deviation in the machining process.
The facing drive mechanism 4 includes:
the third motor 21 is positioned in the middle of one side of the workbench 1, the output end of the third motor is arranged upwards, the third motor is positioned between the two L-shaped moving plates 13 at the same time, and the third motor is connected with one side of the workbench 1 through a support frame;
a turntable 22 horizontally arranged at the output end of the third motor 21;
a toggle column 23 arranged at the edge of the rotary disc 22;
a first hinge rod 24, one end of which is hinged with the toggle column 23;
and the second hinge rods 25 are provided with a pair of second hinge rods 25, the two second hinge rods 25 are simultaneously hinged with one end, away from the toggle column 23, of the first hinge rod 24, and the two second hinge rods 25 are respectively hinged with one side of the two L-shaped movable plates.
After the drill bit is clamped tightly through clamping jig 8, start third motor 21, it is rotatory to drive carousel 22 through third motor 21, carousel 22 drives to stir post 23 rotatory along the circumferencial direction of carousel 22, it is rotatory along the circumferencial direction of carousel 22 to drive the one end of first articulated rod 24 simultaneously through stirring post 23, drives the one end shrink motion that two second articulated rods 25 are adjacent simultaneously through first articulated rod 24, and then drives two L type movable plates 13 translation in opposite directions.
The working principle is as follows: specifically, a single drill bit is vertically placed and clamped in a clamping jig 8 through a manipulator or manually, the clamping jig 8 is driven to clamp the drill bit through a finger cylinder 7, the drill bit clamped by the finger cylinder 7 and the clamping jig 8 is driven to rotate at a uniform speed through a first motor 5, when the drill bit is clamped, the drill bit is clamped through clamping grooves 12 formed in two semicylinders 11, after the drill bit is clamped through the clamping jig 8, a third motor 21 is started, a turntable 22 is driven to rotate through the third motor 21, the turntable 22 drives a toggle column 23 to rotate along the circumferential direction of the turntable 22, one end of a first hinge rod 24 is simultaneously driven to rotate along the circumferential direction of the turntable 22 through the toggle column 23, one end adjacent to two second hinge rods 25 is simultaneously driven to contract through the first hinge rod 24, so that two L-shaped movable plates 13 are driven to translate in opposite directions, when each L-shaped movable plate 13 is respectively close to the drill bit clamped by the clamping jig 8, start every second motor 18, it is rotatory to drive every action wheel 19 through every second motor 18, it is rotatory from driving wheel 20 to drive every through every action wheel 19 and hold-in range, every drives every emery wheel 17 rotation respectively from driving wheel 20, two emery wheels 17 and the tight drill bit both sides of the clamp jig 8 clamp carry out abrasive machining, and then prevent that the drill bit from producing the skew in the course of working, when every L type movable plate 13 removes, carry out spacing removal along every linear slide 14 respectively through every slider 15 that sets up.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides an improve PCB drill bit and grind inferior grinder which characterized in that includes:
a table (1);
the drill bit positioning and rotating mechanism (2) is arranged on the workbench (1) and is used for executing the drill bit positioning and rotating processes to be processed;
the grinding mechanisms (3) are provided with a pair of grinding mechanisms and symmetrically positioned at two sides of the drill bit positioning rotating mechanism (2), the two grinding mechanisms (3) can be arranged on the workbench (1) in opposite directions or in a mutually far away mode, and are used for simultaneously grinding two sides of a drill bit positioned by the drill bit positioning rotating mechanism (2);
and the opposite driving mechanism (4) is arranged on the workbench (1) and is used for executing the process that the two grinding mechanisms (3) face to each other or are away from each other on the workbench (1).
2. The grinding device for improving the grinding frequency of the PCB drill bit as claimed in claim 1, wherein the drill bit positioning and rotating mechanism (2) comprises:
the first motor (5) is arranged at the bottom of the lower end of the workbench (1), and the output end of the first motor is arranged upwards;
the rotating frame (6) is arranged at the output end of the first motor (5);
the finger cylinder (7) is arranged inside the rotating frame (6), and the output end of the finger cylinder is arranged upwards;
the clamping jig (8) is arranged at the output end of the finger cylinder (7), and an avoiding notch (9) for avoiding the clamping cylinder to move is formed in the top of the workbench (1).
3. The grinding device for improving the grinding frequency of the PCB drill bit according to claim 2, wherein the clamping jig (8) comprises:
a pair of inverted L-shaped plates (10) which are reversely arranged at the output end of the finger cylinder (7);
half cylinder (11), its quantity and the same and the one-to-one of quantity of falling L template (10), two half cylinders (11) are vertical setting at two adjacent one end tops of falling L template (10), and two adjacent one sides of half cylinder (11) all are equipped with can contact the tight groove (12) of clamp of boring, and the tip cross-section of every half cylinder (11) is the arc structure.
4. A device for increasing the grinding frequency of a PCB drill bit according to claim 3, characterized in that each grinding mechanism (3) comprises:
an L-shaped moving plate (13) which is positioned above the workbench (1);
the linear sliding rail (14) is positioned below the L-shaped moving plate (13), the bottom of the linear sliding rail (14) is installed at the top of the workbench (1), and a sliding block (15) capable of sliding in the linear sliding rail (14) is arranged at the bottom of the L-shaped moving plate (13).
5. The device for improving the grinding frequency of the PCB drill bit according to claim 4, wherein each grinding mechanism (3) further comprises:
the wheel bracket (16) is arranged on the vertical surface of the L-shaped corresponding plate close to the finger cylinder (7);
the grinding wheel (17) is rotatably arranged in the wheel bracket (16) through a vertical rotating shaft;
the second motor (18) is arranged inside the L-shaped moving plate (13), and the output end of the second motor is arranged upwards;
the driving wheel (19) is arranged at the output end of the second motor (18);
and the driven wheel (20) is arranged at the top of the vertical rotating shaft, and the driven wheel (20) is in transmission connection with the driving wheel (19) through a synchronous belt.
6. A grinding device for improving the grinding frequency of a PCB drill bit according to claim 5, characterized in that the facing driving mechanism (4) comprises:
the third motor (21) is positioned in the middle of one side of the workbench (1), the output end of the third motor is arranged upwards, the third motor is positioned between the two L-shaped moving plates (13) and is connected with one side of the workbench (1) through a support frame;
the rotating disc (22) is horizontally arranged at the output end of the third motor (21);
the toggle column (23) is arranged at the edge of the rotary disc (22);
a first hinge rod (24), one end of which is hinged with the toggle column (23);
the second hinged rods (25) are provided with a pair of second hinged rods (25), the two second hinged rods (25) are hinged to one end, away from the shifting column (23), of the first hinged rod (24), and the two second hinged rods (25) are hinged to one side of the two L-shaped movable plates respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120544561.3U CN215239718U (en) | 2021-03-17 | 2021-03-17 | Grinding device for improving grinding times of PCB drill bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120544561.3U CN215239718U (en) | 2021-03-17 | 2021-03-17 | Grinding device for improving grinding times of PCB drill bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215239718U true CN215239718U (en) | 2021-12-21 |
Family
ID=79505210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120544561.3U Active CN215239718U (en) | 2021-03-17 | 2021-03-17 | Grinding device for improving grinding times of PCB drill bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215239718U (en) |
-
2021
- 2021-03-17 CN CN202120544561.3U patent/CN215239718U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A device for improving the grinding time of PCB drilling nozzles Effective date of registration: 20230630 Granted publication date: 20211221 Pledgee: Guangfa Bank Co.,Ltd. Meizhou Branch Pledgor: GUANGDONG HONGTAI ELECTRONIC LIMITED BY SHARE Ltd. Registration number: Y2023980046897 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |