CN207310104U - A kind of automatically controlled protection bench saw based on capacitance touch principle - Google Patents
A kind of automatically controlled protection bench saw based on capacitance touch principle Download PDFInfo
- Publication number
- CN207310104U CN207310104U CN201721164339.0U CN201721164339U CN207310104U CN 207310104 U CN207310104 U CN 207310104U CN 201721164339 U CN201721164339 U CN 201721164339U CN 207310104 U CN207310104 U CN 207310104U
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- Prior art keywords
- bench saw
- capacitance touch
- stent
- motor
- synchronous
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Abstract
The utility model discloses a kind of automatically controlled protection bench saw based on capacitance touch principle, including capacitive touch circuit, STM32 microcontrollers, double relay, pedestal, bearing, pedestal bottom plate, locking nut, hexagonal prisms stent, synchronous big belt wheel, synchronous small pulley, bench saw piece, hexagon socket cap head screw, main shaft, plus screw, switch, slider nut, motor, L-type guide plate, belt, bearing block, work top, longitudinal baffle stent, slip notch, kerf mouth.The introducing of the capacitive touch circuit, STM32 microcontrollers and double relay, during so that bench saw accident occurring, elder generation does not power off at once but reverse power supply first very short to electric saw, then power off again, so both having eliminated high-speed rotating bench saw piece, inertia in turn, ensures that bench saw stablizes stopping to injury is added caused by operator after a loss of power.A kind of automatically controlled protection bench saw based on capacitance touch principle is safe, and easy to use, long lifespan, can widely use in carpenter's industry.
Description
Technical field
The utility model belongs to the technical field of bench saw protection, and in particular to a kind of automatically controlled anti-based on capacitance touch principle
Protect bench saw.
Background technology
Bench saw is the center of most of carpentry yards, is the implement of woodworking indispensability.But if improper use, platform
Saw will be breakneck.In woodworking production operation, the outer injury of generation is commonplace, and wherein finger is that head works as it
Punching.Every carpenter master worker, its finger is nearly all more or less by injury, or even some are directly just cut off.It may be said that
Bench saw brings great convenience to our carpenter's industry production, but also brings unfortunate injury at the same time.In order to by unfortunate wound
Evil is reduced to minimum, also allows finger to escape injury, development and production go out a intelligent protection bench saw, and tool is of great significance.
The existing a kind of mechanical protection bench saw in market can also accomplish the protection to human body, but it is to use brake
Method realize bench saw stalling, design, the manufacturing and processing of mechanical protection bench saw mechanical braking system make bench saw mechanical braking
Impact afterwards to bench saw piece is larger, causes bench saw pad wear or damage.Changing table saw blade is both needed to after braking impact every time, is caused
The waste of production and the raising of use cost.The regular hour is also required to simultaneously for each changing table saw blade so as to reduce life
Produce efficiency.
Utility model content
The utility model is intended at least solve technical problem existing in the prior art.For this reason, the utility model provides one
Automatically controlled protection bench saw of the kind based on capacitance touch principle, it is therefore an objective to improve the security protection performance of bench saw.
To achieve these goals, the technical solution that the utility model is taken is：A kind of electricity based on capacitance touch principle
Control protection bench saw, a kind of automatically controlled protection bench saw based on capacitance touch principle include capacitive touch circuit, STM32 monolithics
Machine, double relay and transmission device.
The capacitive touch circuit includes the circuit board with capacitance touch chip；Described carries capacitance touch chip
Circuit board and bearing block be electrically connected into row conductor；The circuit board and STM32 microcontrollers with capacitance touch chip
It is electrically connected into row conductor, and STM32 microcontrollers are arranged close to the tabula of motor with the circuit board with capacitance touch chip
Plate side；The STM32 microcontrollers are electrically connected with double relay into row conductor, and double relay is also mounted at close to motor
Pedestal bottom plate on；The double relay and the jack of power supply adaptor is electrically connected into row conductor；The motor is with opening
Close, the jack of power supply adaptor is connected in parallel into row conductor is electrical；The jack of the power supply adaptor is carried out with adapter
Connection.
The transmission device includes motor；The motor is connected with synchronous small pulley by lock-screw；Described
Motor is fixedly connected with pedestal bottom plate, and close to motor one end of longitudinal baffle stent be provided with two threaded holes and with longitudinal baffle branch
Frame carries out screw connection；The longitudinal baffle stent is provided with two threaded holes and a round hole；The synchronous small pulley with it is same
Step big belt wheel is attached with belt；One end of the belt is attached with synchronous small pulley, and the other end of belt with
Synchronous big belt wheel is attached；The synchronous big belt wheel is connected with main shaft one end by lock-screw；The main shaft is another
End is attached with bench saw piece and is locked with locking nut；The bench saw piece part leaks out kerf mouth；The kerf mouth with
Two parallel slip notches are vertical on work top；The slip notch carries out plus screw with L-type guide plate and is connected, with ten
The locking mechanism of word screw connection is slider nut.The bearing coordinates installation to be used to support main shaft stabilization fortune with bearing block
Turn；The hexagonal prisms stent is provided with tapped through hole；The bearing block be provided with four tapped through holes and with four hexagonal prisms branch
Frame tapped through hole is coaxial；The hexagon socket cap head screw connects pedestal bottom plate, hexagonal prisms stent and bearing block from top to bottom.
The profitable fruit of the utility model is：
1st, the introducing of the capacitive touch circuit of the utility model, STM32 microcontrollers, double relay so that bench saw accident is sent out
When giving birth to, elder generation does not power off at once but reverse power supply first very short to electric saw, then powers off, had so both eliminated high-speed rotating again
Inertia in turn, ensures that bench saw stablizes stopping to bench saw piece to injury is added caused by operator after a loss of power, capacitive touch circuit
Automatically controlled protection bench saw is safe.
2nd, the design of the L-type guide plate, sliding block notch, slider nut makes timber can be good at adjusting before processing to arrive
Need the position processed.
3rd, with existing bench saw mechanical braking caused by blade wear and damage caused by production waste and use into
This raising compares, and the utility model substantially increases production efficiency, reduces production cost, has saved material.A kind of base
In the automatically controlled protection bench saw of capacitance touch principle, low manufacture cost, manufacturing process is simple, can be widely used in carpenter's industry.
Brief description of the drawings
Fig. 1 is a kind of explosive view of the automatically controlled protection bench saw based on capacitance touch principle
Fig. 2 faces assembling schematic diagram for a kind of automatically controlled protection bench saw based on capacitance touch principle
Fig. 3 is a kind of backsight assembling schematic diagram of the automatically controlled protection bench saw based on capacitance touch principle
Fig. 4 is a kind of internal structure schematic diagram of the automatically controlled protection bench saw based on capacitance touch principle
Fig. 5 is that the positive of double relay module obtains electrical connection figure
Fig. 6 is that the reverse of double relay module obtains electrical connection figure
Fig. 7 is the power-off wiring diagram of double relay module
Fig. 8 is touching circuit diagram
Fig. 9 is a kind of sequential flowchart of the automatically controlled protection bench saw based on capacitance touch principle
In figure mark for：1st, L-type guide plate, 2, plus screw, 3, work top, 4, kerf mouth, 5, belt, 6, sliding groove
Mouthful, 7, synchronous big belt wheel, 8, longitudinal baffle stent, 9, synchronous small pulley, 10, motor, 11, hexagon socket cap head screw, 12, double
Relay, 13, the circuit board with capacitance touch chip, 14, STM32F4072GT6 microcontrollers, 15, pedestal, 16, pedestal bottom
Plate, 17, diaphragm plate, 18, the jack of power supply adaptor, 19, switch, 20, bench saw piece, 21, hexagonal prisms stent, 22, bearing block,
23rd, slider nut, 24, main shaft, 25, bearing, 26, locking nut, 27, work top.
Embodiment
Below against attached drawing, by the description of the embodiment, making to specific embodiment of the present utility model further detailed
Thin explanation, it is therefore an objective to help design of the those skilled in the art to the utility model, technical solution have it is more complete, accurate and
Deep understanding, and contribute to its implementation.
Capacitive touch circuit includes the circuit board 13 with capacitance touch chip as shown in Fig. 4 to Fig. 9；With capacitance touch
The circuit board 13 of chip is electrically connected with bearing block 22 into row conductor；Circuit board 13 with capacitance touch chip with
STM32F4072GT6 microcontrollers 14 are electrically connected into row conductor, and STM32F4072GT6 microcontrollers 14 are with carrying capacitance touch core
The circuit board 13 of piece is arranged close to 17 side of diaphragm plate of motor 10；STM32F4072GT6 microcontrollers 14 and double relay 12
It is electrically connected into row conductor, and double relay 12 is also mounted on the pedestal bottom plate 16 of motor 10；Double relay 12 and electricity
The jack 18 of source adapter is electrically connected into row conductor；Motor 10 and the jack 18 of switch 19, power supply adaptor are electric into row conductor
Property is connected in parallel；Jack 18 and the adapter of power supply adaptor are attached, to the automatically controlled protection bench saw of capacitive touch circuit
It is powered.
Transmission device includes motor 10 as shown in Figures 1 to 4；The motor 10 passes through lock-screw with synchronous small pulley 9
Connection；The motor 10 is fixedly connected with pedestal bottom plate 16, and is provided with two screw threads close to 10 one end of motor of longitudinal baffle stent 8
Hole and with longitudinal baffle stent 8 carry out screw be connected；Longitudinal baffle stent 8 is provided with two threaded holes and a round hole；Synchronous small band
Wheel 9 is attached with the synchronous belt 5 of big belt wheel 7；One end of belt 5 is attached with synchronous small pulley 9, and belt 5 is another
One end is attached with synchronous big belt wheel 7；Synchronous big belt wheel 7 is connected with 24 one end of main shaft by lock-screw；Main shaft 24 is another
End is attached with bench saw piece 20 and is locked with locking nut 26；20 part of bench saw piece leaks out kerf mouth 4；Kerf mouth 4 and work
Two parallel slip notches 6 are vertical on table top 27；Slide notch 6 to be connected with the progress plus screw 2 of L-type guide plate 1, with cross spiral shell
The locking mechanism of the connection of nail 2 is slider nut 23.Bearing 25 coordinates installation to be used to support 24 steady running of main shaft with bearing block 22；
Hexagonal prisms stent 21 is provided with tapped through hole；Bearing block 22 be provided with four tapped through holes and with four 21 tapped through holes of hexagonal prisms stent
Coaxially；Hexagon socket cap head screw 11 connects pedestal bottom plate 16, hexagonal prisms stent 21 and bearing block 22 from top to bottom.Capacitance touch
Capacitance touch chip used in circuit, original state are low level, when touching, it may occur that the saltus step of a level；
STM32F4072GT6 microcontrollers 14 are captured after the change of level through 12 control chip of double relay, produce two ways of digital signals,
So as to control closure and the closing of double relay 12.Continue to make bench saw work, answering for STM32F4072GT6 microcontrollers 14 need to be pressed
Position button, STM32F4072GT6 microcontrollers 14 reset, and motor 10 is powered again, and motor 10 rotates, and bench saw works on.
A kind of automatically controlled protection bench saw operation principle based on capacitance touch principle is as follows：
1) plus screw 2 on work top 27, is turned first to loosen the slider nut 23 of the lower section of work top 27, is made
L-type guide plate 1 on work top 27 along slide notch 6 move back and forth adjust between L-type guide plate 1 and bench saw piece 20 away from
From making L-type guide plate 1 reach the suitable position for wanting timber to process, reversely turning plus screw 2 afterwards makes L-type guide plate 1 solid
It is fixed.
2) switch 19, is pressed, starts motor 10, drives synchronous small pulley 9, belt 5, synchronous big belt wheel 7, main shaft 24 successively
Rotated with bench saw piece 20, when bench saw normal work is that human body is not touched with bench saw piece 20, electrically connected with 22 conducting wire of bearing block
The capacitance touch chip of the circuit board 13 with capacitance touch chip connect is not detected by the change of electricity, and bench saw is in normal work
Make state.
3), its timber is processed, when the finger of people touches bench saw piece 20, since human body is one very big
Capacitance and conductor, can cause electricity quickly to reduce, the capacitance touch chip for the circuit board 13 being electrically connected with 22 conducting wire of bearing block
Quickly detect, the STM32F4072GT6 microcontrollers 14 being electrically connected with 13 conducting wire of circuit board with capacitance touch chip are fast
The unlatching of speed control double relay 12 and closure, quickly rotate backward motor 10 and power off stopping, and then make bench saw piece
20 can fast and stable stalling.
4), to continue to make bench saw work, the reset button of STM32F4072GT6 microcontrollers 14 need to be pressed,
STM32F4072GT6 microcontrollers 14 reset, and motor 10 is powered again, and motor 10 rotates, and bench saw works on.
The basic principle, main feature and advantage of the utility model has been shown and described above.The technical staff of the industry
It should be appreciated that the present utility model is not limited to the above embodiments, the above embodiments and description only describe this
The principle of utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model also has various change
And improvement, these various changes and improvements fall within the scope of the claimed invention.The utility model requires protection scope
It is defined by the appending claims and its equivalent thereof.
Claims (1)
- A kind of 1. automatically controlled protection bench saw based on capacitance touch principle, it is characterised in that：It is former that described one kind is based on capacitance touch The automatically controlled protection bench saw of reason includes capacitive touch circuit, STM32 microcontrollers, double relay and transmission device；The capacitive touch circuit includes the circuit board with capacitance touch chip；The electricity with capacitance touch chip Road plate is electrically connected with bearing block into row conductor；The circuit board with capacitance touch chip is carried out with STM32 microcontrollers Conducting wire is electrically connected, and STM32 microcontrollers are arranged close to the diaphragm plate one of motor with the circuit board with capacitance touch chip Side；The STM32 microcontrollers are electrically connected with double relay into row conductor, and double relay is also mounted at the base close to motor On seat bottom plate；The double relay and the jack of power supply adaptor is electrically connected into row conductor；The motor and switch, electricity The jack of source adapter is connected in parallel into row conductor is electrical；The jack of the power supply adaptor is attached with adapter；The transmission device includes motor；The motor is connected with synchronous small pulley by lock-screw；The motor Be fixedly connected with pedestal bottom plate, and close to motor one end of longitudinal baffle stent be provided with two threaded holes and with longitudinal baffle stent into Row screw connects；The longitudinal baffle stent is provided with two threaded holes and a round hole；The synchronous small pulley with it is synchronous big Belt wheel is attached with belt；One end of the belt is attached with synchronous small pulley, and the other end of belt with it is synchronous Big belt wheel is attached；The synchronous big belt wheel is connected with main shaft one end by lock-screw；The main shaft other end with Bench saw piece is attached and is locked with locking nut；The bench saw piece part leaks out kerf mouth；The kerf mouth and work Two parallel slip notches are vertical on table top；The slip notch carries out plus screw with L-type guide plate and is connected, with cross spiral shell The locking mechanism of nail connection is slider nut；The bearing coordinates installation to be used to support main shaft steady running with bearing block；Hexagonal prisms stent is provided with tapped through hole；Institute The bearing block stated is provided with four tapped through holes and coaxial with four hexagonal prisms stent tapped through holes；Hexagon socket cap head screw is under To upper connection pedestal bottom plate, hexagonal prisms stent and bearing block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721164339.0U CN207310104U (en) | 2017-09-12 | 2017-09-12 | A kind of automatically controlled protection bench saw based on capacitance touch principle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721164339.0U CN207310104U (en) | 2017-09-12 | 2017-09-12 | A kind of automatically controlled protection bench saw based on capacitance touch principle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207310104U true CN207310104U (en) | 2018-05-04 |
Family
ID=62386922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721164339.0U Expired - Fee Related CN207310104U (en) | 2017-09-12 | 2017-09-12 | A kind of automatically controlled protection bench saw based on capacitance touch principle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207310104U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107457835A (en) * | 2017-09-12 | 2017-12-12 | 安徽理工大学 | A kind of automatically controlled protection bench saw and its control method based on capacitance touch principle |
-
2017
- 2017-09-12 CN CN201721164339.0U patent/CN207310104U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107457835A (en) * | 2017-09-12 | 2017-12-12 | 安徽理工大学 | A kind of automatically controlled protection bench saw and its control method based on capacitance touch principle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180504 Termination date: 20180912 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |