CN216432739U - Digital display carpenter angle square - Google Patents
Digital display carpenter angle square Download PDFInfo
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- CN216432739U CN216432739U CN202123175357.8U CN202123175357U CN216432739U CN 216432739 U CN216432739 U CN 216432739U CN 202123175357 U CN202123175357 U CN 202123175357U CN 216432739 U CN216432739 U CN 216432739U
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Abstract
The utility model discloses a digital display woodworking angle ruler, which comprises a base, a graduated scale body rotatably connected with the base, a digital display measuring device and a pin shaft, wherein the digital display measuring device comprises a fixed grid, a measuring PCB and a display panel; the base comprises an upper seat and a lower seat; the measuring PCB is provided with a measuring end, and the top of the fixed grid is provided with a glass fiber film which is tightly attached to the measuring end of the measuring PCB; a fixed grid seat is fixed on the bottom side surface of the fixed grid; the display panel is arranged on the surface of the upper seat and is electrically connected with the measurement PCB; the pin shaft penetrates through the lower seat, the elastic sheet, the scale body, the fixed grid, the measuring PCB and the upper seat. The utility model discloses a mode of digital display liquid crystal display has removed the defect of telling on and loaded down with trivial details mode for carpenter's angle square reading is more accurate and convenient, and simple structure and locking effect are good, and the ingenious is placed liquid crystal display module and is accomplished the outward appearance optimization of product and saving of material in the seat of honour.
Description
[ technical field ] A method for producing a semiconductor device
The utility model belongs to the technical field of measuring tool equipment, especially, relate to a digital display carpenter's bevel protractor.
[ background of the invention ]
The existing carpenter's angle square comprises an integral ruler body with a middle groove, a ruler blank with a middle U-shaped groove, a fixing bolt and a locking spanner, wherein the ruler blank is installed by the locking spanner: putting the ruler blank into the ruler body, measuring the angle by rotating the ruler body, and then, penetrating the ruler blank and the ruler body by using a bolt and then locking the ruler blank by using a small wrench; the disadvantages are that: the angle value is inaccurate, only one estimated dimension can be provided, and if the accurate angle is needed, the specific angle can be measured only by additionally measuring with a graduated angle ruler; it is very troublesome.
[ Utility model ] content
The utility model discloses an aim at solving foretell technical problem, design a digital display carpenter's angle square, let carpenter's angle square self take the liquid crystal digital display screen, as long as measure and just can know accurate angle data at once, measuring result is stable, and the appearance is small and exquisite convenient.
In order to achieve the purpose, the utility model provides a digital display woodworking angle ruler, which comprises a base, a scale body rotatably connected with the base, a digital display measuring device and a pin shaft, wherein the digital display measuring device comprises a fixed grid, a measuring PCB and a display panel; the base comprises an upper base and a lower base, and the graduated scale body, the fixed grid and the measuring PCB are arranged between the upper base and the lower base; the measuring PCB is provided with a measuring end, and the top of the fixed grid is provided with a glass fiber film which is tightly attached to the measuring end of the measuring PCB; a fixed grid seat is fixed on the bottom side surface of the fixed grid, the bottom of the fixed grid seat is connected with the scale body and is provided with an elastic sheet clamping groove, an elastic sheet is arranged in the elastic sheet clamping groove, and the bottom of the elastic sheet is tightly attached to the lower seat; the display panel is arranged on the surface of the upper seat and is electrically connected with the measurement PCB; the pin shaft penetrates through the lower seat, the elastic sheet, the scale body, the fixed grid, the measuring PCB and the upper seat.
The woodworking angle ruler of the scheme is combined with a digital display measuring device, and can accurately measure and display the angle; the digital display measuring device measures the included angle between the base and the scale body, so that the fixed grid and the scale body are fixed together, the measuring PCB with the measuring head is fixed together with the base, and when the angle is measured, the relative angle change is generated between the measuring head and the fixed grid, so that signals can be converted into digital angle readings through the measuring PCB and displayed on the display panel; the upper seat and the lower seat are locked through a pin shaft (with threads), a gap of 0.2-0.4 mm is reserved at the rotating position of the fixed grid and the measuring head of the measuring PCB, and finally the pin shaft is screwed down to enable the upper seat and the lower seat to tightly press the graduated scale body, so that the woodworking angle square achieves the effect that the graduated scale body does not rotate after measurement, the fixed grid seat with the elastic sheet always pushes upwards, the measuring head (movable grid) of the measuring PCB and the fixed grid are always in good contact to achieve the grid transmission principle, and the elastic sheet is in a shape like a Chinese character 'ji'.
Preferably, the display panel comprises a glass sheet, adhesive paper, a liquid crystal sheet and a key, wherein an installation fixing groove matched with the display panel is formed in the surface of the upper seat, one side of the key is positioned on the outer side of the display panel, the other side of the key penetrates through the upper seat to be connected with the measurement PCB, and the liquid crystal sheet is connected with the measurement PCB through conductive adhesive. The installation fixing groove penetrates through the upper seat body, the glass sheet, the adhesive paper and the liquid crystal sheet are all placed in the installation fixing groove, the measurement PCB is tightly attached to the inner side of the upper seat, and the liquid crystal sheet is electrically connected with the measurement PCB through the conductive adhesive; the keys can also be arranged at the side positions of the base.
Preferably, the surface of the upper seat is provided with a battery mounting groove and a battery cover, a battery is arranged in the battery mounting groove, and the battery is electrically connected with the measurement PCB. The upper seat surface is located to this scheme battery cover, is convenient for install and dismantle the battery.
Preferably, the upper seat surface is provided with a horizontal position observation hole, the lower seat is provided with a balance bubble mounting groove matched with the horizontal position observation hole, balance bubbles are arranged in the horizontal position observation hole and the balance bubble mounting groove, and the balance bubbles comprise X-axis bubbles and Y-axis bubbles. When the plane angle is measured, if the plane angle is inclined, the measured angle may generate errors, and whether the digital display woodworking angle ruler is in a horizontal state can be judged by using X axial bubbles and Y axial bubbles of which the axes are mutually crossed.
Preferably, the measurement PCB is provided with a micro-motion light touch switch, a positive plate and a negative plate. The micro-motion light touch switch is in contact with the key, and the positive plate and the negative plate are in contact with the battery.
Preferably, a linear sliding groove is formed at the rotary connection position of the graduated scale body and the base, and the pin shaft penetrates through the linear sliding groove and can slide in the linear sliding groove. The scale body of this scheme can slide along sharp sliding tray, extension measuring range.
Preferably, the pin shaft comprises a hexagon bolt and a screw cap, a hexagon groove matched with the hexagon bolt is formed in the bottom of the lower seat, and the screw cap is in threaded connection with the hexagon bolt and then compresses the upper seat. The head of the hexagon bolt is clamped in the hexagon groove and cannot rotate, and the screw cap is rotationally fixed on the thread at the tail of the hexagon bolt and is pressed on the surface of the upper seat.
The utility model has the advantages that: the utility model discloses a mode of digital display liquid crystal display has removed the defect of telling on and loaded down with trivial details mode for carpenter's angle square reading is more accurate and convenient, the utility model has the advantages of simple structure and locking effect is good, the utility model discloses ingenious place liquid crystal display module accomplish the outward appearance optimization of product and saving of material in the seat of honour.
[ description of the drawings ]
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an explosion diagram of a structure of the present invention.
Fig. 3 is an exploded view of the vertical structure of the present invention.
Fig. 4 is a schematic view of the pin connecting structure of the present invention.
In the figure: 1-base 2-graduated scale body 3-digital display measuring device 4-pin shaft
5-fixed grid 6-measuring PCB 7-display panel 8-upper seat
9-lower seat 10-glass fiber membrane 11-fixed grid seat 12-shrapnel
13-glass sheet 14-adhesive paper 15-liquid crystal sheet 16-key
17-conductive adhesive 18-battery cover 19-battery 20-horizontal position observation hole
21-equilibrium bubble mounting groove 22-X axial bubble 23-Y axial bubble
24-micro-motion light-touch switch 25-positive plate 26-negative plate
27-linear sliding groove 28-hexagon bolt 29-screw cap 30-EVA glue.
[ detailed description ] embodiments
The technical solution in the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the scope of the present invention based on the embodiments of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present, that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, and that the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.
Referring to fig. 1-4, the present invention provides a technical solution:
a digital display woodworking angle ruler comprises a base 1, a graduated scale body 2 rotatably connected with the base 1, a digital display measuring device 3 and a pin shaft 4, wherein the digital display measuring device 3 comprises a fixed grid 5, a measuring PCB 6 and a display panel 7; the base 1 comprises an upper base 8 and a lower base 9, the scale body 2, the fixed grid 5 and the measurement PCB 6 are arranged between the upper base 8 and the lower base 9; the measurement PCB 6 is provided with a measurement end, the top of the fixed grid 5 is provided with a glass fiber film 10 which is tightly attached to the measurement end of the measurement PCB 6; a fixed grid seat 11 is fixed on the bottom side surface of the fixed grid 5, the bottom of the fixed grid seat 11 is connected with the scale body 2 and is provided with an elastic sheet clamping groove, an elastic sheet 12 is arranged in the elastic sheet clamping groove, and the bottom of the elastic sheet 12 is tightly attached to the lower seat 9; the display panel 7 is arranged on the surface of the upper seat 8 and is electrically connected with the measurement PCB 6; the pin shaft 4 passes through the lower seat 9, the elastic sheet 12, the scale body 2, the fixed grid 5, the measuring PCB 6 and the upper seat 8.
The display panel 7 comprises a glass sheet 13, adhesive paper 14, a liquid crystal sheet 15 and a key 16, wherein the surface of the upper seat 8 is provided with an installation fixing groove matched with the display panel 7, one side of the key 16 is positioned at the outer side of the display panel 7, the other side of the key passes through the upper seat 8 to be connected with the measurement PCB 6, and the liquid crystal sheet 15 is connected with the measurement PCB 6 through a conductive adhesive 17.
The surface of the upper seat 8 is provided with a battery mounting groove and a battery cover 18, a battery 19 is arranged in the battery mounting groove, and the battery 19 is electrically connected with the measurement PCB 6.
The 8 surfaces of seat on the top are equipped with horizontal position observation hole 20, and lower 9 is equipped with and observes hole 20 complex balanced bubble mounting groove 21 with horizontal position, is equipped with balanced bubble in horizontal position observation hole 20 and the balanced bubble mounting groove 21, and balanced bubble includes X axial bubble 22, Y axial bubble 23.
The measurement PCB 6 is provided with a micro-motion light touch switch 24, a positive plate 25 and a negative plate 26.
The rotary joint of the scale body 2 and the base 1 is provided with a linear sliding groove 27, and the pin shaft 4 penetrates through the linear sliding groove 27 and can slide in the linear sliding groove 27.
The pin shaft 4 comprises a hexagon bolt 28 and a screw cap 29, the bottom of the lower seat 9 is provided with a hexagon groove matched with the hexagon bolt 28, and the screw cap 29 is in threaded connection with the hexagon bolt 28 and then compresses the upper seat 8.
The utility model discloses the working process:
firstly, fixing a fixed grid 5 on a fixed grid seat 11 through glue or double-sided adhesive, and then attaching a glass fiber film 10 on the fixed grid 5, wherein the fixed grid structure is completed; welding the micro-motion tact switch 24, the positive plate 25, the negative plate 26, the capacitor and the chip on the PCB; placing the glass sheet 13 pasted with the adhesive paper 14 from the position right above the upper seat 8 and fixing the glass sheet on the steps on the periphery of the installation fixing groove of the upper seat 8; then, placing the liquid crystal sheet 15 into an installation fixing groove on the back of the upper seat 8, and attaching EVA (ethylene vinyl acetate) glue 30 and conductive adhesive 17 to the back of the liquid crystal sheet 15; placing the key 16 and the balance bubbles, namely X-axis bubbles 22 and Y-axis bubbles 23, on a step reserved on the back of a horizontal position observation hole 20 of the upper seat 8, and finally installing the welded PCB inside the upper seat 8 by using screws; putting a 3V battery into a battery mounting groove of the upper seat 8, screwing the battery cover 18 to connect the positive electrode and the negative electrode on the PCB, and measuring the measuring end (moving grid) of the PCB 6; placing a hexagon bolt 28 into a hexagon groove on the back of the lower base 9, then placing the elastic sheet 12 into a clamping groove reserved on the back of the fixed grid base 11 and used for placing the elastic sheet 12, then placing the complete fixed grid structure into a U-shaped groove reserved in the middle of the scale body 2 for fixing, then placing the fixed grid structure on the front of the lower base 9, penetrating through the hexagon bolt 28, then covering the movable grid on the front of the lower base 9, locking by using threads, and finally locking the hexagon bolt 28 by using a screw cap 29, thereby completing the integral installation;
during the measurement, place this scheme digital display carpenter's angle square in the region that awaits measuring, rotate scale body 2, paste the determinand with one side of base 1 and scale body 2, observe and ensure that balanced bubble X axial bubble 22, Y axial bubble 23 are in the horizontality, can read out accurate angle value from display panel 7.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a digital display carpenter's bevel protractor, includes the base, with base swivelling joint's scale body, its characterized in that: the digital display measuring device comprises a fixed grid, a measuring PCB and a display panel;
the base comprises an upper base and a lower base, and the graduated scale body, the fixed grid and the measuring PCB are arranged between the upper base and the lower base;
the measuring PCB is provided with a measuring end, and the top of the fixed grid is provided with a glass fiber film which is tightly attached to the measuring end of the measuring PCB; a fixed grid seat is fixed on the bottom side surface of the fixed grid, the bottom of the fixed grid seat is connected with the scale body and is provided with an elastic sheet clamping groove, an elastic sheet is arranged in the elastic sheet clamping groove, and the bottom of the elastic sheet is tightly attached to the lower seat;
the display panel is arranged on the surface of the upper seat and is electrically connected with the measurement PCB;
the pin shaft penetrates through the lower base, the elastic sheet, the graduated scale body, the fixed grid, the measuring PCB and the upper base.
2. A digital display carpentry angle square as defined in claim 1, wherein: the display panel include glass piece, adhesive paper, liquid crystal sheet, button, the seat of honour surface be equipped with display panel complex installation fixed slot, button one side be located the display panel outside, the opposite side pass the seat of honour and measure the PCB board and be connected, the liquid crystal sheet pass through conducting resin with measure the PCB board and be connected.
3. A digital display carpentry angle square as defined in claim 1, wherein: the upper seat surface is provided with a battery mounting groove and a battery cover, a battery is arranged in the battery mounting groove, and the battery is electrically connected with the measurement PCB.
4. A digital display carpentry angle square as defined in claim 1, wherein: the upper seat surface be equipped with horizontal position observation hole, the lower seat be equipped with horizontal position observation hole complex balance bubble mounting groove, horizontal position observation hole and balance bubble mounting groove in be equipped with the balance bubble, the balance bubble include X axial bubble, Y axial bubble.
5. A digital display carpentry angle square as defined in claim 1, wherein: the measurement PCB board is provided with a micro-motion light touch switch, a positive plate and a negative plate.
6. The digital display carpentry angle square of claim 1, wherein: the rotary joint of the scale body and the base is provided with a linear sliding groove, and the pin shaft penetrates through the linear sliding groove and can slide in the linear sliding groove.
7. A digital display carpentry angle square as defined in claim 1, wherein: the hinge pin comprises a hexagon bolt and a rotary cover, a hexagonal groove matched with the hexagon bolt is formed in the bottom of the lower seat, and the rotary cover is in threaded connection with the hexagon bolt and then compresses the upper seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123175357.8U CN216432739U (en) | 2021-12-16 | 2021-12-16 | Digital display carpenter angle square |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123175357.8U CN216432739U (en) | 2021-12-16 | 2021-12-16 | Digital display carpenter angle square |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216432739U true CN216432739U (en) | 2022-05-03 |
Family
ID=81316442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123175357.8U Active CN216432739U (en) | 2021-12-16 | 2021-12-16 | Digital display carpenter angle square |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216432739U (en) |
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2021
- 2021-12-16 CN CN202123175357.8U patent/CN216432739U/en active Active
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| 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 | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A digital display carpenter's angle ruler Effective date of registration: 20230207 Granted publication date: 20220503 Pledgee: Zhejiang Deqing Rural Commercial Bank Co.,Ltd. Yuyingfang Sub branch Pledgor: Deqing Quanfeng Electronic Technology Co.,Ltd. Registration number: Y2023330000303 |