CN213301000U

CN213301000U - Multifunctional displacement calibration instrument

Info

Publication number: CN213301000U
Application number: CN202022687763.1U
Authority: CN
Inventors: 王奇; 邓燕; 李建兵
Original assignee: Chongqing Zhixincheng Measurement And Testing Technology Co Ltd
Current assignee: Chongqing Zhixincheng Measurement And Testing Technology Co Ltd
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-05-28
Anticipated expiration: 2030-11-19

Abstract

The utility model provides a multi-functional displacement calibration appearance, including the operation panel, be provided with the displacement feeder on the operation panel and examine instrument fixing mechanism, the displacement feeder with examine instrument fixing mechanism and cooperate the connection respectively on the slide rail and can slide along the slide rail, examine instrument fixing mechanism and include the fixing base, be provided with on the fixing base and be used for wearing to establish the through-hole of examining the instrument connecting rod, radially be provided with four sets at least adjusting bolt on the fixing base, all adjusting bolt evenly arrange along the through-hole hoop, and all adjusting bolt's front end is located the through-hole. Adopt the utility model provides a displacement calibration instrument can enough examine and determine the percentage table degree of accuracy, can examine and determine the displacement sensor degree of accuracy again, and conveniently adjust/use.

Description

Multifunctional displacement calibration instrument

Technical Field

The utility model relates to a examine and determine the appearance, concretely relates to multi-functional horizontal displacement calibrator for percentage table.

Background

The displacement calibrator is also called as a calibrator and is used for measuring the accuracy of a dial indicator. In the prior art: document CN202267431U discloses an inside diameter dial indicator calibrating instrument, which includes a base, a positioning block fixed on the base, a fixing rod fixed on the base, a fixing clamp arranged on the fixing rod and capable of sliding up and down along the fixing rod, a slide block arranged on the base and capable of sliding left and right along the base, and a micrometer fixed on the slide block and horizontally placed, wherein the slide block is provided with a locking bolt, the positioning block is provided with a horizontal through hole, the diameter of the through hole is adapted to the diameter of a cross bar of the inside diameter dial indicator, and the micrometer is provided with a micrometer head; document CN86206585U discloses a micrometer and dial indicator dual-purpose calibrator, which comprises a micrometer mechanism consisting of a 500-equal-division index plate and a micrometer screw rod with a screw pitch of 0.5mm, a base, a vertical seat, a meter seat, a V-shaped seat, a micrometer seat, a rotary arm, a platform seat, a working platform and a dynamometer, wherein each equal-division index plate with scales is 1mm, and each equal-division index plate with scales is 1.9mm, the index plate is fixed on a rotating device of the micrometer mechanism, the auxiliary index plate is installed on an outer sleeve of the micrometer mechanism, and a special measuring connecting rod and a measuring connector for installing a lever scale are also arranged.

However, the existing dial indicator calibrator can only detect the accuracy of the dial indicator, and cannot detect the accuracy of the displacement sensor. In addition, the existing dial indicator calibrator is inconvenient to adjust/use during calibration operation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multi-functional displacement calibration appearance for percentage table can enough examine and determine the percentage table, can examine and determine displacement sensor again, and conveniently adjust/use.

In order to achieve the above purpose, the present invention adopts the following technical solution.

The utility model provides a multi-functional displacement calibration appearance, includes the operation panel, is provided with the displacement feeder and examines instrument fixing mechanism on the operation panel, and the displacement feeder cooperates respectively with examining instrument fixing mechanism to be connected on the slide rail and can slide its characterized in that along the slide rail: the detected instrument fixing mechanism comprises a fixing seat, a through hole used for penetrating through a detected instrument connecting rod is formed in the fixing seat, at least four sets of adjusting bolts are radially arranged on the fixing seat, all the adjusting bolts are evenly arranged along the circumferential direction of the through hole, and the front ends of all the adjusting bolts are located in the through hole.

Preferably, the through hole is a circular through hole or a rectangular through hole.

In order to conveniently adjust the distance between the displacement feeder and the detected instrument fixing mechanism, a screw hole is transversely formed in the fixing seat, a first fastening bolt is arranged in the screw hole in a matched mode, and after the fixing seat moves in place along the sliding rail, the fixing seat is fixed through the first fastening bolt.

For more conveniently adjusting the interval of displacement feeder and the instrument fixed establishment of being examined, conveniently operating the instrument fixed establishment of being examined simultaneously, the operation panel has one and stretches out the region, and the slide rail extends to the left end that stretches out the region from the operation panel right-hand member left, and the fixing base is close to the region setting that stretches out.

Preferably, the length of the extending area is larger than the width of the fixed seat.

Preferably, four sets of adjusting bolts are arranged, and the four sets of adjusting bolts are respectively positioned right above, right below, right left and right of the center of the through hole by taking the center of the through hole as a reference.

Furthermore, the slide rails are arranged in parallel, a strip-shaped hole is formed in the operating platform between the two slide rails and is parallel to the slide rails, and the adjusting bolt located right below the center of the through hole penetrates through the operating platform and the fixing seat simultaneously.

For more conveniently adjusting the detected instrument fixing mechanism, a size mark is arranged on the adjusting bolt and is close to the nut of the adjusting bolt.

Furthermore, the displacement feeder is fixed on the connecting seat, a second fastening bolt is arranged on the connecting seat, and when the connecting seat moves in place along the sliding rail, the connecting seat is fixed through the second fastening bolt.

For convenient examination, the ejector pin front end of displacement feeder is T shape, perhaps: the front end of the ejector rod is provided with an ejector block, and the height of the ejector block is 3-5 times of the diameter of the ejector rod.

Has the advantages that: by adopting the displacement calibration instrument provided by the utility model, the accuracy of the dial indicator can be calibrated, the accuracy of the displacement sensor can be calibrated, and the adjustment/use is convenient; when in use: the connecting rods of the detected instruments with different diameters are adapted by changing the elongation of the adjusting bolts in the through holes, the connecting rods of the detected instruments with different lengths are adapted by sliding the displacement feeder and the fixing mechanism of the detected instruments, and the adjusting bolts can be operated in the 360-degree direction after the fixing mechanism of the detected instruments is fixed in the extending area, so that the operation is very convenient; the front end of the ejector rod adopting the displacement feeder is in a T shape, or: the ejector block is arranged at the front end of the ejector rod, and the height of the ejector block is 3-5 times of the diameter of the ejector rod, so that the same displacement feeder can be suitable for detected products of different specifications, and the detection is convenient.

Drawings

FIG. 1 is a schematic top view of the multifunctional displacement calibrator in example 1;

FIG. 2 is a schematic view taken from A-A in FIG. 1;

FIG. 3 is a schematic view of an operation table of the multifunctional displacement calibrator in embodiment 1;

FIG. 4 is a schematic diagram of the ejector pin of the displacement feeder of the multifunctional displacement calibrating device in embodiment 1;

FIG. 5 is a schematic sectional view (A-A direction in FIG. 1) of the multi-functional displacement measuring instrument of example 2.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the following description of the embodiments is only for the purpose of helping understanding the principle and the core idea of the present invention, and is not intended to limit the scope of the present invention. It should be noted that modifications to the present invention may occur to those skilled in the art without departing from the principles of the present invention and are intended to fall within the scope of the appended claims.

Example 1

Referring to fig. 1, 2 and 3, a multifunctional displacement calibration instrument comprises an operation table 6, wherein four support legs 12 are arranged on the operation table 6, and an article placing area 4 is arranged on the operation table 6; the device comprises an operation table, wherein a displacement feeder 7 and a detected instrument fixing mechanism are arranged on the operation table, the displacement feeder 7 and the detected instrument fixing mechanism are respectively connected to a slide rail 10 in a matching manner and can slide along the slide rail 10, the detected instrument fixing mechanism comprises a fixed seat 2, a through hole 15 for penetrating a connecting rod 9 of a detected instrument is formed in the fixed seat 2, four sets of adjusting bolts 3 are radially arranged on the fixed seat 2, all the adjusting bolts 3 are uniformly arranged along the circumferential direction of the through hole 15, the front ends of all the adjusting bolts 3 are positioned in the through hole 15, and the through hole 15 is a circular through hole; based on the center of the through hole 15, four sets of adjusting bolts 3 are respectively positioned right above, right below, right left and right of the center of the through hole 15.

In this embodiment, as shown in fig. 2, a screw hole is transversely formed in the fixing base 2, a first fastening bolt 11 is cooperatively disposed in the screw hole, and after the fixing base 2 moves in place along the slide rail 10, the fixing base 2 is fixed by the first fastening bolt 11.

In this embodiment, as shown in fig. 3, the console 6 has a protruding area 13, which is substantially a rectangular console with a larger angle cut away, the slide rail 10 extends leftwards from the right end of the console 6 to the left end of the protruding area 13, the fixing base 2 is disposed near the protruding area 13, and the length of the protruding area 13 (the distance between the left and right sides of the protruding area 13 in the figure is referred to as the length) is greater than the width of the fixing base 2 (the distance between the left and right sides of the fixing base 2 in the figure is referred to as the width.

In this embodiment, slide rail 10 parallel arrangement has two, is located to be provided with bar hole 16 on the operation panel 6 between two slide rails 10, and bar hole 16 is parallel with slide rail 10, and adjusting bolt that is located the through-hole 15 center under passes operation panel 6 and fixing base 2 simultaneously. The slide rail 10 and the operation platform 6 are integrally formed, and the slide groove 20 matched with the slide rail is arranged at the bottom of the fixed seat 2.

In this embodiment, the displacement feeder 7 is fixed on the connecting seat 5, the second fastening bolt 17 is disposed on the connecting seat 5, and after the connecting seat 5 moves in place along the slide rail 10, the second fastening bolt 17 fixes the connecting seat 5.

In the present embodiment, as shown in fig. 4, the front end of the carrier rod 18 of the displacement feeder 7 is T-shaped, or: the front end of the ejector rod 18 is provided with an ejector block 19, the height of the ejector block 19 is 3-5 times of the diameter of the ejector rod 18, and the thickness of the ejector block 19 is required to meet the requirement of 'no deformation in the loading process'.

Example 2

A multifunctional displacement calibration instrument, referring to embodiment 1 and shown in fig. 5, which is different from embodiment 1 in that: a size indicator 14 is arranged on the adjusting bolt 3, and the size indicator 14 is close to the nut of the adjusting bolt 3. When the instrument connecting rod adjusting device is used, whether the size marks 14 of all the adjusting bolts 3 are consistent or not is observed, if yes, the adjustment is in place, and the axis of the detected instrument connecting rod 9 is coincided with the center of the through hole 15.

Example 4

A multifunctional displacement calibration instrument, referring to embodiment 1, is different from embodiment 1 in that: the through hole 15 is a rectangular through hole.

The using method comprises the following steps: firstly, moving the fixed seat 2 to an extension area 13, fixing the fixed seat 2 by operating a fastening bolt I11, then enabling a connecting rod of the dial indicator 1 to pass through a through hole 15, ensuring that the axis of the connecting rod of the dial indicator 1 is coincident with the center of the through hole 15 as much as possible, then operating four sets of adjusting bolts 3 to respectively abut against the connecting rods of the dial indicator 1, then adjusting the displacement feeder 7 to be in place and fixing according to the elongation of the connecting rods of the dial indicator 1, at the moment, contacting the front end face of an ejector rod 18 of the displacement feeder 7 with a measuring head of the dial indicator 1, and finally, operating a knob 8 of the displacement feeder 7 to carry; if the dial indicators with different specifications are to be verified, the adjusting bolt 3 is operated to be abutted against the connecting rod of the dial indicator; if the displacement sensor is calibrated, the operation process refers to the steps of the dial indicator. By adopting the displacement calibration instrument provided by the utility model, the accuracy of the dial indicator 1 can be verified, the accuracy of the displacement sensor can be verified, and the adjustment/use is convenient; when in use: the extension of the adjusting bolt 3 in the through hole is changed to adapt to the tested instrument connecting rods with different diameters, the sliding displacement feeder 7 and the tested instrument fixing mechanism are used to adapt to the tested instrument connecting rods with different lengths, and the adjusting bolt 3 can be operated in the 360-degree direction after the tested instrument fixing mechanism is fixed in the extending area 13, so that the operation is very convenient; the front end of the ejector rod adopting the displacement feeder 7 is in a T shape, or: the ejector block is arranged at the front end of the ejector rod, and the height of the ejector block is 3-5 times of the diameter of the ejector rod, so that the same displacement feeder 7 can be suitable for detected products of different specifications, and the detection is convenient.

Claims

1. The utility model provides a multi-functional displacement calibration appearance, includes operation panel (6), is provided with displacement feeder (7) and is examined instrument fixing mechanism on the operation panel, and displacement feeder (7) and examined instrument fixing mechanism cooperate respectively to be connected on slide rail (10) and can slide along slide rail (10), its characterized in that: the detected instrument fixing mechanism comprises a fixing seat (2), a through hole (15) used for penetrating through a detected instrument connecting rod (9) is formed in the fixing seat (2), at least four sets of adjusting bolts (3) are radially arranged on the fixing seat (2), all the adjusting bolts (3) are uniformly arranged along the circumferential direction of the through hole (15), and the front ends of all the adjusting bolts (3) are located in the through hole (15).

2. The multi-functional displacement calibration instrument of claim 1, characterized in that: the through hole (15) adopts a round through hole or a rectangular through hole.

3. The multi-functional displacement calibration instrument of claim 2, characterized in that: the fixing seat (2) is transversely provided with a screw hole, a first fastening bolt (11) is arranged in the screw hole in a matched mode, and the fixing seat (2) is fixed through the first fastening bolt (11) after the fixing seat (2) moves in place along the sliding rail (10).

4. The multi-functional displacement calibration instrument of any one of claims 1-3, characterized in that: the operation panel (6) has one and stretches out regional (13), and slide rail (10) extend to the left end that stretches out regional (13) from operation panel (6) right-hand member left side, and fixing base (2) are close to and stretch out regional (13) setting.

5. The multi-functional displacement calibration instrument of claim 4, characterized in that: the length of the extending area (13) is larger than the width of the fixed seat (2).

6. The multi-functional displacement calibration instrument of claim 5, characterized in that: four sets of adjusting bolts (3) are arranged, and the four sets of adjusting bolts (3) are respectively positioned right above, right below, right left and right of the center of the through hole (15) by taking the center of the through hole (15) as a reference.

7. The multi-functional displacement calibration instrument of claim 6, characterized in that: slide rail (10) parallel arrangement has two, is provided with bar hole (16) on operation panel (6) that are located between two slide rails (10), and bar hole (16) are parallel with slide rail (10), and adjusting bolt that is located through-hole (15) center under passes operation panel (6) and fixing base (2) simultaneously.

8. The multi-functional displacement calibration instrument of claim 7, characterized in that: a size mark (14) is arranged on the adjusting bolt (3), and the size mark (14) is close to the nut of the adjusting bolt (3).

9. The multi-functional displacement calibration instrument of claim 8, characterized in that: the displacement feeder (7) is fixed on the connecting seat (5), a second fastening bolt (17) is arranged on the connecting seat (5), and the connecting seat (5) is fixed through the second fastening bolt (17) after the connecting seat (5) moves in place along the sliding rail (10).

10. The multi-functional displacement calibration instrument of claim 9, characterized in that: the front end of a mandril (18) of the displacement feeder (7) is in a T shape, or: the front end of the ejector rod (18) is provided with an ejector block (19), and the height of the ejector block (19) is 3-5 times of the diameter of the ejector rod (18).