CN213579245U

CN213579245U - Calibrating device for linear displacement sensor

Info

Publication number: CN213579245U
Application number: CN202022852558.6U
Authority: CN
Inventors: 梁川
Original assignee: Shanghai Mihan Technology Co ltd
Current assignee: Shanghai Mihan Technology Co ltd
Priority date: 2020-12-02
Filing date: 2020-12-02
Publication date: 2021-06-29
Anticipated expiration: 2030-12-02

Abstract

The utility model discloses a calibrating device for linear displacement sensor, comprising a base plate, the center at bottom plate top department fixedly connected with fixed plate, the both sides from the top down of fixed plate fixedly connected with infrared transceiver sensor and displacement sensor in proper order, the top of bottom plate is provided with the casing. The utility model discloses a set up the bottom plate, the slider, the spout, infrared transceiver sensor, displacement sensor, the fixed plate, the connecting rod, calibration module, the screw ring, the loose axle, the mounting panel, the bracing piece, the screw shaft, the biax motor, limit baffle, a housing, the thread bush, the connecting block, the handle, the carousel, the chamber door, a controller, the through-hole, the spacing groove, the cooperation of threaded rod and stopper is used, it is comparatively single to have solved current calibrating device for the linear displacement sensor its detecting means usually in the use, make its testing result precision usually lower, can cause the problem of certain influence to its calibrating result.

Description

Calibrating device for linear displacement sensor

Technical Field

The utility model relates to a displacement sensor technical field specifically is a calibrating device for linear displacement sensor.

Background

The displacement sensor is also called as a linear sensor, and is a metal-induced linear device, and the sensor is used for converting various measured physical quantities into electric quantities. In the production process, the measurement of displacement is generally divided into measurement of physical size and mechanical displacement.

In the production process of the displacement sensor, the calibration device for the linear displacement sensor is often needed to be used for calibrating the displacement sensor, and the conventional calibration device for the linear displacement sensor is generally single in detection mode in the use process, so that the detection result is generally low in precision and may cause certain influence on the calibration result.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a calibrating device for linear displacement sensor possesses the advantage that the precision is high, has solved current calibrating device for linear displacement sensor and has its detecting means comparatively single usually in the use for its testing result precision is lower usually, may cause the problem of certain influence to its calibrating result.

In order to achieve the above object, the utility model provides a following technical scheme: a calibration device for a linear displacement sensor comprises a bottom plate, wherein a fixed plate is fixedly connected at the center of the top of the bottom plate, an infrared transceiving sensor and a displacement sensor are sequentially and fixedly connected with the two sides of the fixed plate from top to bottom, a shell is arranged at the top of the bottom plate, a double-shaft motor is fixedly connected at the center of the bottom of an inner cavity of the shell, threaded shafts are fixedly connected at the output ends of the two sides of the double-shaft motor, a threaded sleeve is movably sleeved at one side, away from the double-shaft motor, of the surface of each threaded shaft, supporting rods are fixedly connected with the two sides of the shell, one side, away from the shell, of each supporting rod is fixedly connected with the top of the bottom plate, a connecting rod is fixedly connected at the bottom of each threaded sleeve, through holes matched with the connecting rod are formed in the two, the equal fixedly connected with slider in four corners of calibration module bottom, the spout that uses with the slider cooperation is seted up at the top of bottom plate, the equal fixedly connected with mounting panel in both sides of bottom plate top rear side, the front side swing joint of left side mounting panel has the threaded rod, and the front side swing joint of right side mounting panel has the loose axle, the equal fixed cover in both sides around both sides and the loose axle surface is equipped with the screw thread ring around the screw thread rod surface, the equal fixedly connected with connecting block in one side that two screw thread rings are relative, fixedly connected with limit baffle between one side that two connecting blocks are relative.

Preferably, the front surface of the shell is movably connected with a box door, and the right side of the front surface of the box door is fixedly connected with a controller.

Preferably, the front side of the threaded rod is fixedly connected with a turntable, and the right side of the front side of the turntable is fixedly connected with a handle.

Preferably, the connection parts of the rear side of the threaded rod and the rear side of the movable shaft and the front side of the mounting plate are movably connected through a first bearing, and the surface of the threaded rod is in threaded connection with the connection part of the inner wall of the threaded ring.

Preferably, the top fixedly connected with stopper of thread bush, the spacing groove that uses with the stopper cooperation is all seted up to the both sides at casing inner chamber top.

Preferably, the surface of the threaded shaft is in threaded connection with the connecting part of the inner wall of the threaded sleeve, and the connecting part of one side of the threaded shaft, which is far away from the double-shaft motor, and the inner wall of the shell is movably connected through a second bearing.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up the bottom plate, the slider, the spout, infrared transceiver sensor, displacement sensor, the fixed plate, the connecting rod, calibration module, the screw ring, the loose axle, the mounting panel, the bracing piece, the screw shaft, the biax motor, limit baffle, a housing, the thread bush, the connecting block, the handle, the carousel, the chamber door, a controller, the through-hole, the spacing groove, the cooperation of threaded rod and stopper is used, it is comparatively single to have solved current calibrating device for the linear displacement sensor its detecting means usually in the use, make its testing result precision usually lower, can cause the problem of certain influence to its calibrating result.

2. The utility model can facilitate the installation and use of the threaded rod and the movable shaft by arranging the first bearing;

the second bearing is arranged, so that the threaded shaft can be conveniently installed and used;

the threaded sleeve can be limited by arranging the limiting block and the limiting groove;

the supporting rods are arranged, so that the shell can be supported in a balanced manner;

the calibration module can be guided by arranging the sliding block and the sliding groove;

through setting up the flange, the change and the use of calibration module can be convenient for.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic front view of the partial structure of the present invention;

FIG. 3 is a schematic top view of a partial structure of the present invention;

fig. 4 is an enlarged view of a in fig. 1 according to the present invention.

In the figure: the device comprises a base plate 1, a sliding block 2, a sliding groove 3, an infrared transceiving sensor 4, a displacement sensor 5, a fixing plate 6, a connecting rod 7, a calibration module 8, a threaded ring 9, a movable shaft 10, a mounting plate 11, a supporting rod 12, a threaded shaft 13, a double-shaft motor 14, a limit baffle 15, a shell 16, a threaded sleeve 17, a connecting block 18, a handle 19, a rotary table 20, a box door 21, a controller 22, a through hole 23, a limit groove 24, a threaded rod 25 and a limit block 26.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model provides a bottom plate 1, slider 2, spout 3, infrared transceiver sensor 4, displacement sensor 5, fixed plate 6, connecting rod 7, calibration module 8, threaded ring 9, loose axle 10, mounting panel 11, bracing piece 12, threaded shaft 13, double-shaft motor 14, limit baffle 15, casing 16, thread bush 17, connecting block 18, handle 19, carousel 20, chamber door 21, controller 22, through-hole 23, spacing groove 24, parts such as threaded rod 25 and stopper 26 are general standard or the part that technical personnel in the field know, its structure and principle all can be known or can be learned through conventional experimental method for technical manual for technical personnel in the field.

Referring to fig. 1-4, a calibrating device for a linear displacement sensor comprises a base plate 1, a fixing plate 6 is fixedly connected to the center of the top of the base plate 1, an infrared transceiver sensor 4 and a displacement sensor 5 are fixedly connected to the two sides of the fixing plate 6 from top to bottom in sequence, a housing 16 is arranged on the top of the base plate 1, a dual-shaft motor 14 is fixedly connected to the center of the bottom of the inner cavity of the housing 16, threaded shafts 13 are fixedly connected to the output ends of the two sides of the dual-shaft motor 14, a threaded sleeve 17 is movably sleeved on one side of the surface of the threaded shaft 13 away from the dual-shaft motor 14, support rods 12 are fixedly connected to the two sides of the housing 16, one side of each support rod 12 away from the housing 16 is fixedly connected to the top of the base plate 1, a connecting rod 7 is fixedly connected to the bottom of the threaded sleeve 17, through holes 23 matched with the connecting rod 7 are formed on, the equal fixedly connected with slider 2 in four corners of 8 bottoms of calibration module, spout 3 that uses with the cooperation of slider 2 is seted up at the top of bottom plate 1, the equal fixedly connected with mounting panel 11 in both sides of 1 top rear side of bottom plate, the front side swing joint of left side mounting panel 11 has threaded rod 25, the front side swing joint of right side mounting panel 11 has loose axle 10, the equal fixed cover in both sides around both sides and the loose axle 10 surface is equipped with threaded ring 9 around the threaded rod 25 surface, the equal fixedly connected with connecting block 18 in one side that two threaded ring 9 are relative, fixedly connected with limit baffle 15 between the relative one side of two connecting blocks 18.

A door 21 is movably connected to the front surface of the housing 16, and a controller 22 is fixedly connected to the right side of the front surface of the door 21.

The front side of the threaded rod 25 is fixedly connected with a rotary table 20, and the right side of the front side of the rotary table 20 is fixedly connected with a handle 19.

The rear side of the threaded rod 25 and the connection part of the rear side of the movable shaft 10 and the front side of the mounting plate 11 are movably connected through a first bearing, and the surface of the threaded rod 25 is in threaded connection with the connection part of the inner wall of the threaded ring 9.

The top fixedly connected with stopper 26 of thread bush 17, the both sides at 16 inner chambers tops of casing all offer with stopper 26 cooperation use spacing groove 24.

The surface of the threaded shaft 13 is in threaded connection with the connection part of the inner wall of the threaded sleeve 17, and the connection part of one side of the threaded shaft 13, far away from the double-shaft motor 14, and the inner wall of the shell 16 is movably connected through a second bearing.

By providing the first bearing, the installation and use of the threaded rod 25 and the movable shaft 10 can be facilitated;

by providing the second bearing, the installation and use of the threaded shaft 13 can be facilitated;

the threaded sleeve 17 can be limited by arranging the limiting block 26 and the limiting groove 24;

the supporting rod 12 is arranged, so that the shell 16 can be supported in a balanced manner;

the calibration module 8 can be guided by arranging the sliding block 2 and the sliding groove 3;

by providing a flange, replacement and use of the calibration module 8 can be facilitated.

During the use, the user drives carousel 20 through rotating handle 19 earlier and rotates, carousel 20 drives screw ring 9 through threaded rod 25 screw drive and removes, screw ring 9 drives limit baffle 15 through connecting block 18 and carries on spacingly to calibration module 8, thereby improve its measurement accuracy, start biax motor 14 through controller 22, the output of biax motor 14 both sides is transferred through the screw thread transmission of threaded shaft 13 and is moved thread bush 17, thread bush 17 drives calibration module 8 through connecting rod 7 and removes, displacement sensor 5 measures the displacement, infrared transceiver 4 measures the displacement distance through receiving and dispatching infrared ray simultaneously, compare and calibrate with displacement sensor 5 measured data.

In summary, the following steps: this calibrating device for linear displacement sensor, through setting up bottom plate 1, slider 2, spout 3, infrared transceiver sensor 4, displacement sensor 5, fixed plate 6, connecting rod 7, calibration module 8, threaded ring 9, loose axle 10, mounting panel 11, bracing piece 12, threaded shaft 13, double-shaft motor 14, limit baffle 15, casing 16, thread bush 17, connecting block 18, handle 19, carousel 20, chamber door 21, controller 22, through-hole 23, spacing groove 24, threaded rod 25 and stopper 26's cooperation is used, it is comparatively single to have solved current calibrating device for linear displacement sensor its testing method usually in the use, make its testing result precision usually lower, may cause the problem of certain influence to its calibration result.

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

1. The utility model provides a calibrating device for linear displacement sensor, includes bottom plate (1), its characterized in that: the infrared transceiver sensor is characterized in that a fixed plate (6) is fixedly connected to the center of the top of the bottom plate (1), an infrared transceiver sensor (4) and a displacement sensor (5) are fixedly connected to the two sides of the fixed plate (6) from top to bottom in sequence, a shell (16) is arranged on the top of the bottom plate (1), a double-shaft motor (14) is fixedly connected to the center of the bottom of an inner cavity of the shell (16), threaded shafts (13) are fixedly connected to the output ends of the two sides of the double-shaft motor (14), a threaded sleeve (17) is movably sleeved on one side, far away from the double-shaft motor (14), of the surface of each threaded shaft (13), supporting rods (12) are fixedly connected to the two sides of the shell (16), one side, far away from the shell (16), of each supporting rod (12) is fixedly connected to the top of the bottom plate (1), a connecting rod (7) is fixedly connected to the bottom of the, the bottom of the connecting rod (7) passes through the through hole (23) and extends to the outer side of the shell (16) and is fixedly connected with a calibration module (8) through a flange, four corners of the bottom of the calibration module (8) are fixedly connected with sliding blocks (2), the top of the bottom plate (1) is provided with a sliding chute (3) matched with the sliding blocks (2), both sides of the rear side of the top of the bottom plate (1) are fixedly connected with mounting plates (11), the front side of the left mounting plate (11) is movably connected with a threaded rod (25), the front side of the right mounting plate (11) is movably connected with a movable shaft (10), threaded rod (25) both sides around the surface and loose axle (10) surface around both sides all fixed cover be equipped with screw ring (9), two equal fixedly connected with connecting block (18) in the relative one side of screw ring (9), fixedly connected with limit baffle (15) between the relative one side of two connecting block (18).

2. The calibration device for a linear displacement sensor according to claim 1, wherein: the front surface of the shell (16) is movably connected with a box door (21), and the right side of the front surface of the box door (21) is fixedly connected with a controller (22).

3. The calibration device for a linear displacement sensor according to claim 1, wherein: the front side of threaded rod (25) fixedly connected with carousel (20), the right side fixedly connected with handle (19) of carousel (20) front side.

4. The calibration device for a linear displacement sensor according to claim 1, wherein: the rear side of threaded rod (25) and the rear side of loose axle (10) all pass through first bearing swing joint with the junction of mounting panel (11) front side, the junction threaded connection of the surface of threaded rod (25) and threaded ring (9) inner wall.

5. The calibration device for a linear displacement sensor according to claim 1, wherein: the top fixedly connected with stopper (26) of thread bush (17), spacing groove (24) that use with stopper (26) cooperation are all seted up to the both sides at casing (16) inner chamber top.

6. The calibration device for a linear displacement sensor according to claim 1, wherein: the surface of the threaded shaft (13) is in threaded connection with the connecting part of the inner wall of the threaded sleeve (17), and the connecting part of one side of the threaded shaft (13), which is far away from the double-shaft motor (14), and the inner wall of the shell (16) is movably connected through a second bearing.