CN220268928U

CN220268928U - Calibration plate mounting table and video extensometer calibration equipment

Info

Publication number: CN220268928U
Application number: CN202321862109.7U
Authority: CN
Inventors: 刘建立; 刘小波; 仲光楠
Original assignee: Suzhou Xjtop Three Dimensional Technology Co ltd
Current assignee: Suzhou Xjtop Three Dimensional Technology Co ltd
Priority date: 2023-07-17
Filing date: 2023-07-17
Publication date: 2023-12-29
Anticipated expiration: 2033-07-17

Abstract

The application provides a calibration board mount table and video extensometer calibration equipment belongs to extensometer calibration technical field. This mark board mount pad includes adjusting part and last adjusting part down, down adjusting part includes control box, driving piece, first montant group and first mounting, the driving piece set up in the control box, go up adjusting part and include mount, threaded rod, movable plate, second montant group, second gag lever post and second mounting, through setting up control box, driving piece, first montant group and first mounting to the mount, threaded rod, movable plate, second montant group, second gag lever post and the second mounting that the cooperation set up, can just guaranteed to mark the calibration face alignment of riser in same vertical plane about loading regulation when vertical board position, thereby improve the practicality, and directly through the mode height-adjusting of rotation threaded rod, the simple and practical.

Description

Calibration plate mounting table and video extensometer calibration equipment

Technical Field

The application relates to the field of extensometer calibration, in particular to a calibration plate mounting table and video extensometer calibration equipment.

Background

The non-contact video extensometer can be matched with various electronic universal testers and other types of machines. The deformation of the sample is measured by utilizing the principle of a subpixel method, the deformation in the longitudinal direction and the transverse direction can be measured simultaneously in a non-contact mode, the measuring range is determined by the focal length of the lens, and the lenses with different focal lengths are provided, so that the measuring range of various measuring ranges can be obtained. Compared with the traditional contact extensometer, the non-contact extensometer is used as a means for collecting strain components of materials under static load, is almost suitable for all materials, has the advantages of wide dynamic travel range, arbitrary setting of gauge length, capability of avoiding scratch and slip of a knife edge on a sample, capability of being used for ultra-high temperature environment test and the like, and has been widely applied to measurement of related mechanical performance indexes in a single-axis tensile test process in recent years.

The bulletin number CN216309627U discloses a calibration board mounting table for calibrating a non-contact video extensometer, wherein an upper clamping mechanism and a lower clamping mechanism are arranged to limit the calibration surfaces of an upper calibration vertical board and a lower calibration vertical board in the same vertical plane so as to reduce measurement errors and ensure a calibration result; in addition, the lifting installation seat in the upper clamping mechanism is convenient for adjusting the height of the upper calibration vertical plate before the calibration operation starts, so that the upper calibration vertical plate is suitable for the calibration of different non-contact video extensometers, and the application range is wide.

However, there are some drawbacks to the above solution: in the scheme, the vertical planes of the vertical calibration plates are positioned, the limiting clamp plates are needed to be used for connecting and positioning the end parts of the two vertical calibration plates, the positioning is troublesome, and the positioning efficiency is low due to the fact that the fastening bolts are needed after the gear plate rotates to adjust the height.

Disclosure of Invention

In order to overcome the defects, the application provides a calibration plate mounting table and video extensometer calibration equipment, and aims to solve the problems in the background art.

In a first aspect, embodiments of the present application provide a calibration plate mounting station including a lower adjustment assembly and an upper adjustment assembly.

The lower adjusting assembly comprises a control box, a driving piece, a first vertical rod group and a first fixing piece, wherein the driving piece is arranged in the control box, the first vertical rod group is arranged at the top of the driving piece and penetrates through the top of the control box in a sliding manner, and the first fixing piece is arranged on the surface of the first vertical rod group.

The upper adjusting assembly comprises a fixing frame, a threaded rod, a moving plate, a second vertical rod group, a second limiting rod and a second fixing piece, wherein the fixing frame is installed at the top of the control box, the threaded rod is rotationally arranged between the fixing frame and the control box, the end part of the moving plate is in threaded sleeve connection with the surface of the threaded rod, the second vertical rod group is arranged at the top of the moving plate, and the second fixing piece is installed on the surface of the second vertical rod group.

In a specific embodiment, the first vertical rod group includes a first coarse vertical rod and a first fine vertical rod, the first coarse vertical rod and the first fine vertical rod are parallel to each other, and the first coarse vertical rod and the first fine vertical rod are mounted on the top of the driving member.

In the implementation process, through setting up first thick montant and first thin montant, two montants are used for cup jointing first mounting mutually in parallel to guarantee that the fixed first target seat of first mounting is fixed with lower demarcation riser perpendicular orientation is unchangeable.

In a specific embodiment, the second vertical rod group includes a second coarse vertical rod and a second fine vertical rod, the second coarse vertical rod is parallel to the second fine vertical rod, the second coarse vertical rod is fixedly connected to the top of the movable plate, the second coarse vertical rod is coaxially arranged with the first coarse vertical rod, and the second fine vertical rod is coaxially arranged with the first fine vertical rod.

In the implementation process, through setting up thick montant of second and the thin montant of second, two montants are used for cup jointing the second mounting mutually parallel to guarantee that the fixed second target seat of second mounting is fixed with last demarcation riser perpendicular orientation is unchangeable, two sets of montants are coaxial to be laid simultaneously, have directly guaranteed the demarcation face alignment of fixed upper and lower demarcation riser in same vertical face.

In a specific embodiment, the driving member comprises a motor, a threaded shaft and a moving block, wherein the motor is installed in the control box, the threaded shaft is arranged at the output end of the motor, and the moving block is in threaded sleeve connection with the surface of the threaded shaft.

In the implementation process, the motor, the threaded shaft and the moving block are arranged, the motor is started to drive the threaded shaft, and the threaded shaft is in threaded transmission to drive the moving block to move.

In a specific embodiment, a fixed rod is arranged in the control box, and the movable block is slidably sleeved on the surface of the fixed rod.

In the implementation process, the fixed rod is arranged for stabilizing the movement of the guide moving block, so that the moving block is prevented from rotating in the threaded transmission process.

In a specific embodiment, the first fixing part comprises a first set of blocks and a first positioning knob, the first set of blocks are sleeved on the surfaces of the first coarse vertical rods and the first fine vertical rods, and the first positioning knob is threaded through one side of the first set of blocks and is abutted to the first coarse vertical rods.

In the implementation process, through setting up first cover piece and first positioning knob, through screwing up or unscrewing the fixed position of first cover piece on first thick montant of mode, and then adjust the first target seat of fixed first cover piece one side and go up the demarcation riser.

In a specific embodiment, the second fixing piece comprises a second sleeve block and a second positioning knob, the second sleeve block is sleeved on the surfaces of the second coarse vertical rod and the second fine vertical rod, and the second positioning knob is threaded through one side of the second sleeve block and is abutted to the second coarse vertical rod.

In the implementation process, through setting up second cover piece and second positioning knob, through the fixed second cover piece of mode of screwing up or unscrewing on the thick montant of second position, and then adjust the second target seat of fixed second cover piece one side and go up the demarcation riser.

In a specific embodiment, a guide rod is arranged in the fixing frame, and the moving plate is slidably sleeved on the surface of the guide rod.

In the implementation process, the guide rod is used for guiding the straight line of the moving plate to move up and down and limiting the rotation of the moving plate.

In a second aspect, the present utility model further provides a video extensometer calibration apparatus including a calibration plate mounting station as described above.

The beneficial effects are that: the application provides a calibration board mount table and video extensometer calibration equipment, through setting up control box, driving piece, first montant group and first mounting, and the mount that the cooperation set up, the threaded rod, the movable plate, second montant group, second gag lever post and second mounting, can just guaranteed the calibration face alignment of upper and lower calibration riser in same vertical face when loading and adjusting up and calibrating riser position, thereby improve the practicality, and directly through the mode height-adjusting of rotation threaded rod, simple and practical.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present application and therefore should not be considered as limiting the scope, and that other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a calibration plate mounting table according to an embodiment of the present application;

fig. 2 is a schematic structural view of a first fixing member according to an embodiment of the present application;

fig. 3 is a schematic structural diagram of a driving member according to an embodiment of the present application;

fig. 4 is a schematic diagram of a moving plate structure according to an embodiment of the present application;

fig. 5 is a schematic structural diagram of a second vertical rod group according to an embodiment of the present application.

In the figure: 100-a lower adjustment assembly; 110-a control box; 111-fixing rods; 120-driving member; 121-a motor; 122-a threaded shaft; 123-moving the block; 130-a first set of vertical bars; 131-a first coarse vertical bar; 132-a first thin vertical rod; 150-a first fixing member; 151-a first set of blocks; 152-a first positioning knob; 200-upper adjustment assembly; 210-fixing frame; 211-a guide bar; 220-a threaded rod; 230-moving plate; 240-a second set of vertical bars; 241-second coarse vertical bars; 242-second thin vertical bars; 260-a second securing member; 261-second set of blocks; 262-a second positioning knob.

Detailed Description

The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application.

Referring to fig. 1-5, the present application provides a calibration plate mounting station including a lower adjustment assembly 100 and an upper adjustment assembly 200.

Referring to fig. 1, 2 and 3, the lower adjusting assembly 100 includes a control box 110, a driving member 120, a first vertical rod set 130 and a first fixing member 150, the driving member 120 is disposed in the control box 110, the first vertical rod set 130 is disposed at the top of the driving member 120 and penetrates through the top of the control box 110 in a sliding manner, and the first fixing member 150 is mounted on the surface of the first vertical rod set 130.

In this embodiment, the first vertical rod group 130 includes a first coarse vertical rod 131 and a first fine vertical rod 132, the first coarse vertical rod 131 and the first fine vertical rod 132 are parallel to each other, and the first coarse vertical rod 131 and the first fine vertical rod 132 are mounted at the top of the driving member 120, and by setting the first coarse vertical rod 131 and the first fine vertical rod 132, the two vertical rods are parallel to each other and are used for sleeving the first fixing member 150, so as to ensure that the vertical plane orientation of the first target seat and the lower calibration vertical plate fixed by the first fixing member 150 is unchanged.

It should be noted that, the driving member 120 includes a motor 121, a threaded shaft 122 and a moving block 123, the motor 121 is installed in the control box 110, the threaded shaft 122 is disposed at an output end of the motor 121, the moving block 123 is screwed on a surface of the threaded shaft 122, the motor 121 is started to drive the threaded shaft 122 by setting the motor 121, the threaded shaft 122 and the moving block 123, and the threaded shaft 122 is screwed to drive the moving block 123 to move.

In a specific embodiment, a fixed rod 111 is disposed in the control box 110, and the moving block 123 is slidably sleeved on the surface of the fixed rod 111, so that the moving block 123 is stably guided to move by the fixed rod 111, and the moving block 123 is prevented from rotating in the threaded transmission process.

In a specific embodiment, the first fixing member 150 includes a first set of blocks 151 and a first positioning knob 152, the first set of blocks 151 are sleeved on the surfaces of the first coarse vertical rod 131 and the first fine vertical rod 132, the first positioning knob 152 is threaded through one side of the first set of blocks 151 and abuts against the first coarse vertical rod 131, the first set of blocks 151 and the first positioning knob 152 are arranged to fix the position of the first set of blocks 151 on the first coarse vertical rod 131 in a screwing or unscrewing manner, and then the first target seat and the upper calibration vertical plate on one side of the first set of blocks 151 are adjusted and fixed.

Referring to fig. 1, 2, 3, 4 and 5, the upper adjusting assembly 200 includes a fixing frame 210, a threaded rod 220, a moving plate 230, a second vertical rod set 240 and a second fixing member 260, wherein the fixing frame 210 is installed at the top of the control box 110, the threaded rod 220 is rotatably disposed between the fixing frame 210 and the control box 110, the end of the moving plate 230 is screwed onto the surface of the threaded rod 220, the second vertical rod set 240 is disposed at the top of the moving plate 230, and the second fixing member 260 is installed on the surface of the second vertical rod set 240.

In this embodiment, the second vertical rod group 240 includes a second coarse vertical rod 241 and a second fine vertical rod 242, the second coarse vertical rod 241 and the second fine vertical rod 242 are parallel to each other, and the second coarse vertical rod 241 and the second fine vertical rod 242 are fixedly connected to the top of the moving plate 230, the second coarse vertical rod 241 and the first coarse vertical rod 131 are coaxially arranged, the second fine vertical rod 242 and the first fine vertical rod 132 are coaxially arranged, and by setting the second coarse vertical rod 241 and the second fine vertical rod 242, the two vertical rods are parallel to each other and are used for sleeving the second fixing member 260, so that the vertical faces of the second target seat and the upper calibration vertical plate fixed by the second fixing member 260 are unchanged, and meanwhile, the upper vertical rods and the lower calibration vertical rods are coaxially arranged, so that the calibration faces of the fixed upper vertical plate and the lower calibration vertical plate are directly ensured to be aligned in the same vertical face.

In a specific embodiment, the second fixing member 260 includes a second set of blocks 261 and a second positioning knob 262, the second set of blocks 261 is sleeved on the surfaces of the second coarse vertical rod 241 and the second fine vertical rod 242, the second positioning knob 262 is threaded through one side of the second set of blocks 261 and abuts against the second coarse vertical rod 241, by setting the second set of blocks 261 and the second positioning knob 262, the position of the second set of blocks 261 on the second coarse vertical rod 241 is fixed in a screwing or unscrewing manner, and then the second target seat and the upper calibration vertical plate on one side of the second set of blocks 261 are adjusted and fixed.

In a specific embodiment, a guide bar 211 is disposed in the fixing frame 210, and the moving plate 230 is slidably sleeved on the surface of the guide bar 211, and by disposing the guide bar 211, the moving plate 230 is guided to linearly move up and down, so as to limit the rotation thereof.

It should be noted that, the target seat and the calibration vertical plate are used as the prior art, and the specific structural principle is not repeated here.

The utility model further provides video extensometer calibration equipment which comprises the calibration plate mounting table.

This calibration board mount table and video extensometer calibration equipment theory of operation: when the device is used, the hand wheel on the threaded rod 220 is rotated, the threaded rod 220 is rotated to drive the moving plate 230 to move, under the action of the thread transmission and guide rod 211, the moving plate 230 moves axially along the threaded rod 220, the moving plate 230 drives the second fixing piece 260 to ascend or descend to a designated position, the upper calibration vertical plate is enabled to finish height adjustment and positioning by means of threaded connection, the adjustment mode is simple and quick, the thread shaft 122 is driven by the starting motor 121, the thread shaft 122 drives the moving block 123 to move in a thread transmission manner, the moving block 123 drives the first coarse vertical rod 131 and the first fine vertical rod 132 to move for adjusting the height, the second fixing piece 260 can be driven to adjust the height, further upper and lower vertical rods are coaxially arranged, the calibration faces of the fixed upper and lower vertical plates are directly guaranteed to be aligned in the same vertical face, and the practicability is greatly improved.

It should be noted that, the specific model specification of the motor 121 needs to be determined by selecting a model according to the actual specification of the device, and the specific model selection calculation method adopts the prior art in the field, so that detailed description is omitted.

The power supply of the motor 121 and its principle will be clear to a person skilled in the art and will not be described in detail here.

It will be evident to those skilled in the art that the present application is not limited to the details of the foregoing illustrative embodiments, and that the present application may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a mark board mount table which characterized in that includes

The lower adjusting assembly (100), the lower adjusting assembly (100) comprises a control box (110), a driving piece (120), a first vertical rod group (130) and a first fixing piece (150), the driving piece (120) is arranged in the control box (110), the first vertical rod group (130) is arranged at the top of the driving piece (120) and penetrates through the top of the control box (110) in a sliding mode, and the first fixing piece (150) is arranged on the surface of the first vertical rod group (130);

go up regulation subassembly (200), go up regulation subassembly (200) including mount (210), threaded rod (220), movable plate (230), second montant group (240) and second mounting (260), mount (210) install in control box (110) top, threaded rod (220) rotate set up in mount (210) with between control box (110), movable plate (230) tip screw cup joint in threaded rod (220) surface, second montant group (240) set up in movable plate (230) top, second mounting (260) install in second montant group (240) surface.

2. The calibration plate mounting table according to claim 1, wherein the first vertical rod group (130) comprises a first coarse vertical rod (131) and a first fine vertical rod (132), the first coarse vertical rod (131) and the first fine vertical rod (132) are parallel to each other, and the first coarse vertical rod (131) and the first fine vertical rod (132) are mounted on top of the driving member (120).

3. The calibration plate mounting table according to claim 2, wherein the second vertical rod group (240) comprises a second coarse vertical rod (241) and a second fine vertical rod (242), the second coarse vertical rod (241) and the second fine vertical rod (242) are parallel to each other, the second coarse vertical rod (241) and the second fine vertical rod (242) are fixedly connected to the top of the movable plate (230), the second coarse vertical rod (241) and the first coarse vertical rod (131) are coaxially arranged, and the second fine vertical rod (242) and the first fine vertical rod (132) are coaxially arranged.

4. The calibration plate mounting table according to claim 1, wherein the driving member (120) comprises a motor (121), a threaded shaft (122) and a moving block (123), the motor (121) is mounted in the control box (110), the threaded shaft (122) is disposed at an output end of the motor (121), and the moving block (123) is in threaded sleeve connection with the surface of the threaded shaft (122).

5. The calibration plate mounting table according to claim 4, wherein a fixed rod (111) is arranged in the control box (110), and the moving block (123) is slidably sleeved on the surface of the fixed rod (111).

6. The calibration plate mounting table according to claim 2, wherein the first fixing member (150) comprises a first set of blocks (151) and a first positioning knob (152), the first set of blocks (151) are sleeved on the surfaces of the first coarse vertical rods (131) and the first fine vertical rods (132), and the first positioning knob (152) penetrates through one side of the first set of blocks (151) in a threaded manner and is abutted to the first coarse vertical rods (131).

7. A calibration plate mounting table according to claim 3, wherein the second fixing member (260) comprises a second sleeve block (261) and a second positioning knob (262), the second sleeve block (261) is sleeved on the surfaces of the second thick vertical rod (241) and the second thin vertical rod (242), and the second positioning knob (262) penetrates through one side of the second sleeve block (261) in a threaded manner and is abutted against the second thick vertical rod (241).

8. The calibration plate mounting table according to claim 1, wherein a guide rod (211) is disposed in the fixing frame (210), and the moving plate (230) is slidably sleeved on the surface of the guide rod (211).

9. A video extensometer calibration apparatus including

A calibration plate mounting station according to any one of claims 1 to 8.