CN207936865U - Magnetic waterproof screw micrometer - Google Patents
Magnetic waterproof screw micrometer Download PDFInfo
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- CN207936865U CN207936865U CN201721483324.0U CN201721483324U CN207936865U CN 207936865 U CN207936865 U CN 207936865U CN 201721483324 U CN201721483324 U CN 201721483324U CN 207936865 U CN207936865 U CN 207936865U
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- pipe sleeve
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Abstract
The utility model discloses magnetic waterproof screw micrometers, including shell, shell side outer wall is provided with mounting groove, and signal detection processing unit is embedded in mounting groove, the housing top end outer wall is welded with microdrum, and it is welded with ruler frame at the top of the outer wall of shell side, the side of the ruler top of the trellis outer wall is welded with gage button deck, and gage button deck is provided with circular groove close to shell side outer wall, circular groove inner wall is welded with gage button, microdrum inner wall side outer wall is welded with nut pipe sleeve, and nut pipe sleeve both sides are provided with threaded hole.The utility model high resolution, not by water, the influences such as greasy dirt and dust, there is real water-proof function from magnetic principles, the angular displacement signal reconvert detected by microprocessor processes magnetic sensor reduces the tired degree of personnel's observation at length signals, numerical value is directly presented in the display, the convenience for improving mike improves the accuracy of measurement, has good teaching to act on.
Description
Technical field
The utility model is related to screw micrometer technical fields, more particularly to magnetic waterproof screw micrometer.
Background technology
Micrometer caliper is also known as micrometer, spiral micrometer, micrometer, is the measurement length more accurate than vernier caliper
Tool surveys length with it and can be accurate to 0.01mm, and measurement range is several centimetres, its a part of screw rod is processed into screw pitch and is
The screw thread of 0.5mm will be moved forward or back when it is rotated in the swivel nut of fixed sleeving, and moving casing and screw rod are connected,
Its periphery is divided into 50 lattices, and the number of full circle of screw rod rotation is gone to measure by the groove for being spaced 0.5mm on fixed sleeving, insufficient
The part of one circle is gone to measure by the groove on moving casing periphery, and final measurement needs, which are estimated, reads a decimal, at present on the market
Common micrometer, small because marking, reading often occurs not seeing, reads hardly possible, calculates cumbersome phenomenon, the micrometer of some digital displays
But without waterproof effect.
Utility model content
Technical problems based on background technology, the utility model proposes magnetic waterproof screw micrometers.
The utility model proposes magnetic waterproof screw micrometer, including shell, shell side outer wall be provided with installation
Slot, and display screen is embedded in mounting groove, the housing top end outer wall is welded with microdrum, and the top weldering of shell side outer wall
It is connected to ruler frame, the side of the ruler top of the trellis outer wall is welded with gage button deck, and gage button deck is provided with close to shell side outer wall
Circular groove, circular groove inner wall are welded with gage button, and microdrum inner wall side outer wall is welded with nut pipe sleeve, and nut pipe
Set both sides are provided with threaded hole, and two threaded hole inner threads are connected with micrometric screw, and micrometric screw is far from gage button one
End is threadedly secured on microdrum, and the microdrum is welded with fixed pipe sleeve, and fixed pipe sleeve far from gage button side outer wall
Side outer wall is carved with dial, and the micrometric screw is socketed with magnet ring close to fixed pipe sleeve one end outer wall, and magnet ring is positioned at micro-
Divide in cylinder, the fixed pipe sleeve side outer wall thread is connected with adjusting knob, and adjusting knob is far from magnet ring one end outer wall thread
It is connected with ratchet rotating handle, the shell bottom end inner wall side is fixed with sealing ring by screw, and shell bottom end inner wall passes through
Bolt is fixed with PCB plates, and microprocessor is welded on the pcb board, and magnetic transducing device assembly is fixed by screws in ruler frame
It on wall, and is connect with pcb board 14 by winding displacement, magnetic transducing device assembly (17) is located at the front of magnet ring, and ruler frame (3) is right
It inner wall on rear side of pcb board (14) and is provided with battery slot.
Preferably, nut pipe sleeve side outer wall is provided with mounting hole, and mounting hole inner thread is connected with nut and fixes
Deck, nut Fixing clamp-seat side outer wall thread are connected with fixing nut, and the length of fixing nut is one to two centimetres.
Preferably, right filled with the n (n=25,50,100 ...) for being parallel to axis arrangement on the magnet ring ring circumferential surface
NS magnetic-pole signals grizzly bars.
Preferably, the ruler frame is provided with battery slot against inner wall on rear side of pcb board, and is fixed by spring in battery slot
There are rechargeable battery, rechargeable battery output end to be connected with PCB plates by conducting wire, the output end of magnetic sensor passes through row
Line is connected with pcb board.
Preferably, the specification of the sealing ring is adapted with the specification of shell, and sealing ring side outer wall is provided with display
Slot, display screen are connected to far from shell one end in display tank, and the input terminal of display is connected by conductive rubber strip with pcb board
It connects.
Preferably, the micrometric screw is provided with bayonet close to gage button side outer wall, and bayonet inner wall is fixed with by screw
The output end of magnetic transducing device assembly, magnetic transducing device assembly is connected by winding displacement with pcb board.
Preferably, the diameter of the gage button and the diameter of micrometric screw are identical, and the internal diameter and micrometric screw of nut pipe sleeve
Outer diameter be adapted, microdrum close to nut pipe sleeve side outer wall be round-like structure.
In the utility model, rotational angle displacement detection is carried out based on magnetic principles, can reach thousand pulse signal of every revolution
Output, then be made according to spiral amplification principle, is used cooperatively, high resolution by magnet ring and magnetic sensor, not by water,
The influences such as greasy dirt and dust have real water-proof function from magnetic principles, are examined by microprocessor processes magnetic sensor
The distance signal of survey reduces the tired degree of personnel's observation, numerical value is directly presented in the display, improves mike
Convenience improves the accuracy of measurement, and gauger can read compared with digital display reading according to oneself, when there is deviation,
It reminds and oneself learns correct pronunciation, there is good teaching to act on；The utility model has a high resolution, high resolution, not by water,
The influences such as greasy dirt and dust, it is convenient to measure, the high feature of measuring accuracy.
Description of the drawings
Fig. 1 be the utility model proposes magnetic waterproof screw micrometer structural schematic diagram；
Fig. 2 be the utility model proposes magnetic waterproof screw micrometer signal detection processing device structure diagram.
In figure：1 shell, 2 display windows, 3 ruler framves, 4 gage button decks, 5 gage buttons, 6 micrometric screws, 7 fixing nuts, 8 nut pipes
Set, 9 microdrums, 10 magnet rings, 11 adjusting knobs, 12 ratchet rotating handles, 13 displays, 14PCB plates, 15 sealing rings, 16 microprocessors
Device, 17 magnetic transducing device assemblies.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-2, magnetic waterproof screw micrometer, including shell 1,1 side outer wall of shell is provided with mounting groove, and installs
Signal detection processing unit is embedded in slot, 1 top outer wall of shell is welded with microdrum 9, and the top weldering of 1 side outer wall of shell
It is connected to ruler frame 3, the side of 3 top exterior walls of ruler frame is welded with gage button deck 4, and gage button deck 4 is opened close to 1 side outer wall of shell
There are circular groove, circular groove inner wall to be welded with gage button 5,9 inner wall side outer wall of microdrum is welded with nut pipe sleeve 8, and nut
8 both sides of pipe sleeve are provided with threaded hole, and two threaded hole inner threads are connected with micrometric screw 6, and micrometric screw 6 is far from gage button 5
One end is threadedly secured on microdrum 9, and microdrum 9 is welded with fixed pipe sleeve, and fixed pipe sleeve far from gage button side outer wall
Side outer wall is carved with dial, and micrometric screw 6 is socketed with magnet ring 10 close to fixed pipe sleeve one end outer wall, and magnet ring 10 is positioned at micro-
Divide in cylinder 9, fixed pipe sleeve side outer wall thread is connected with adjusting knob 11, and adjusting knob 11 is far from 10 one end outer wall spiral shell of magnet ring
Line is connected with ratchet rotating handle 12, and 1 bottom end inner wall side of shell is fixed with sealing ring 15 by screw, and 1 bottom end inner wall of shell passes through
Bolt is fixed with pcb board 14, and pcb board 14 is T-type structure, and pcb board 14 is between sealing ring 15 and battery slot, pcb board
Microprocessor 16 is welded on 14, magnetic transducing device assembly 17 is fixed by screws on 3 inner wall of ruler frame, and passes through winding displacement and electricity
Road plate 14 connects, and magnetic transducing device assembly 17 is located at the front of magnet ring 10, and ruler frame 3 is provided with against 14 rear side inner wall of pcb board
Battery slot.
In the utility model, 8 side outer wall of nut pipe sleeve is provided with mounting hole, and mounting hole inner thread is connected with nut and consolidates
Determine deck, nut Fixing clamp-seat side outer wall thread is connected with fixing nut 7, and the length of fixing nut 7 is one to two centimetres, magnetic
Filled with n (n=25,50,100 ...) the NS magnetic-pole signals grizzly bars for being parallel to axis arrangement on 10 ring circumferential surface of ring.Ruler frame 3 is right
It 14 rear side inner wall of pcb board and is provided with battery slot, and rechargeable battery, rechargeable battery are fixed with by spring in battery slot
Output end is connected by conducting wire with pcb board 14, and the output end of magnetic sensor module 17 is connected by winding displacement with pcb board 14
It connects, the specification of sealing ring 15 is adapted with the specification of shell 1, and 15 side outer wall of sealing ring is provided with display screen slot, display 13
It being connected in display screen slot far from 1 one end of shell, the input terminal of display 13 is connected by conductive rubber strip with pcb board 14,
Micrometric screw 6 is provided with bayonet close to 5 side outer wall of gage button, and bayonet inner wall is fixed with magnetic transducing device assembly 17 by screw,
The output end of magnetic transducing device assembly 17 is connected by winding displacement with pcb board 14, diameter and the micrometric screw 6 of the gage button 5
Diameter is identical, and the internal diameter of nut pipe sleeve 8 is adapted with the outer diameter of micrometric screw 6, and microdrum 9 is outside 8 side of nut pipe sleeve
Wall is round-like structure.
Object under test is put into ruler frame 3, gage button 5 is close to determinand, rotates adjusting knob 11, micrometric screw 6 is made to be close to wait for
Object is surveyed, rotating ratchet rotating handle 12 when there is kaka sound, stops measuring, 17 monitoring distance value of magnetic transducing device assembly passes to PCB
Plate 14, when micrometric screw 6 rotates a circle in nut pipe sleeve 8, micrometric screw 6 just along axis of screw direction advance or after
The distance of a screw pitch is moved back, magnet ring 10 is mounted on micrometric screw 6, and magnet ring 10 rotates, magnet ring with the rotation of micrometric screw 6
NS magnetic-pole signals of 10 circumferential surfaces filled with regularity, magnetic transducing device assembly 17 detect the magnetic signal rotated on magnet ring 10
Every revolution is formed with several thousands of output pulse signals through the processing circuit processes on follow-up PCB plates 14, passes through micrometric screw 6
And it is converted into linear displacement signal, measuring signal is converted into digital signal by microprocessor 16, is shown on display window 2.
The preferable specific implementation mode of the above, only the utility model, but the scope of protection of the utility model is not
Be confined to this, any one skilled in the art within the technical scope disclosed by the utility model, according to this practicality
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (7)
1. magnetic waterproof screw micrometer, including shell (1), which is characterized in that shell (1) side outer wall is provided with installation
Slot, and signal detection processing unit is embedded in mounting groove, shell (1) top outer wall is welded with microdrum (9), and shell
(1) ruler frame (3) is welded at the top of the outer wall of side, the side of ruler frame (3) top exterior walls is welded with gage button deck (4), and
Gage button deck (4) is provided with circular groove close to shell (1) side outer wall, and circular groove inner wall is welded with gage button (5), the differential
Cylinder (9) inner wall side outer wall is welded with nut pipe sleeve (8), and nut pipe sleeve (8) both sides are provided with threaded hole, two screw threads
Hole inner thread is connected with micrometric screw (6), and micrometric screw (6) is threadedly secured to microdrum far from gage button (5) one end
(9) on, the microdrum (9) is welded with fixed pipe sleeve far from gage button side outer wall, and the micrometric screw (6) is close to fixed pipe sleeve
One end outer wall is socketed with magnet ring (10), and magnet ring (10) is located in microdrum (9), the fixed pipe sleeve side outer wall thread connection
There is adjusting knob (11), and adjusting knob (11) is connected with ratchet rotating handle (12) far from magnet ring (10) one end outer wall thread, it is described
Shell (1) bottom end inner wall side is fixed with sealing ring (15) by screw, and shell (1) bottom end inner wall has been bolted
Pcb board (14) is welded with microprocessor (16) on the pcb board (14), and magnetic transducing device assembly (17) is fixed by screws in
It on ruler frame (3) inner wall, and is connect with pcb board 14 by winding displacement, magnetic transducing device assembly (17) is located at the front of magnet ring (10)
There are fixed interval (FI)s, and ruler frame (3) is provided with battery slot against inner wall on rear side of pcb board (14).
2. magnetism waterproof screw micrometer according to claim 1, which is characterized in that outside nut pipe sleeve (8) side
Wall is provided with mounting hole, and mounting hole inner thread is connected with nut Fixing clamp-seat, the connection of nut Fixing clamp-seat side outer wall thread
There is fixing nut (7), the length of fixing nut (7) is one to two centimetres.
3. magnetism waterproof screw micrometer according to claim 1, which is characterized in that magnet ring (10) the ring circumferential surface
On filled be parallel to axis arrangement n (n=25,50,100 ...) to NS magnetic-pole signals grizzly bars.
4. magnetism waterproof screw micrometer according to claim 1, which is characterized in that after the opposite pcb board (14) of ruler frame (3)
Side inner wall is provided with battery slot, and is fixed with rechargeable battery by spring in battery slot, and rechargeable battery output end is logical
Conducting wire is crossed with pcb board (14) to be connected.
5. magnetism waterproof screw micrometer according to claim 1, which is characterized in that the specification of the sealing ring (15) with
The specification of shell (1) is adapted, and sealing ring (15) side outer wall is provided with display tank, and display (13) is far from shell (1) one
End is connected in display tank, and the input terminal of display (13) is connected by conductive rubber strip with pcb board (14).
6. magnetism waterproof screw micrometer according to claim 1, which is characterized in that the micrometric screw (6) is close to survey
Anvil (5) side outer wall is provided with bayonet, and bayonet inner wall is fixed with magnetic transducing device assembly (17), magnetic sensor group by screw
The output end of part (17) is connected by winding displacement with pcb board (14).
7. magnetism waterproof screw micrometer according to claim 1, which is characterized in that the diameter of the gage button (5) and survey
The diameter of micro- screw rod (6) is identical, and the internal diameter of nut pipe sleeve (8) is adapted with the outer diameter of micrometric screw (6), and microdrum (9) leans on
Nearly nut pipe sleeve (8) side outer wall is round-like structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721483324.0U CN207936865U (en) | 2017-11-09 | 2017-11-09 | Magnetic waterproof screw micrometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721483324.0U CN207936865U (en) | 2017-11-09 | 2017-11-09 | Magnetic waterproof screw micrometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207936865U true CN207936865U (en) | 2018-10-02 |
Family
ID=63645558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721483324.0U Active CN207936865U (en) | 2017-11-09 | 2017-11-09 | Magnetic waterproof screw micrometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207936865U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107726941A (en) * | 2017-11-09 | 2018-02-23 | 江西凯润达精密仪器有限公司 | Magnetic waterproof screw micrometer |
-
2017
- 2017-11-09 CN CN201721483324.0U patent/CN207936865U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107726941A (en) * | 2017-11-09 | 2018-02-23 | 江西凯润达精密仪器有限公司 | Magnetic waterproof screw micrometer |
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| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190730 Address after: 338004 No. 1368 Guangming Road, Xinyu High-tech Development Zone, Jiangxi Province Patentee after: JIANGXI CENTRAL CONTROL PRECISION SCIENCE AND TECHNOLOGY CO., LTD. Address before: 338004 Guangming North Road Iron and Steel Industrial Park, Xinyu Development Zone, Jiangxi Province Patentee before: Jiangxi Kai Da Da Precision Instrument Co., Ltd. |