CN220922109U - Linear displacement measuring clamp of universal testing machine - Google Patents
Linear displacement measuring clamp of universal testing machine Download PDFInfo
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- CN220922109U CN220922109U CN202322484654.3U CN202322484654U CN220922109U CN 220922109 U CN220922109 U CN 220922109U CN 202322484654 U CN202322484654 U CN 202322484654U CN 220922109 U CN220922109 U CN 220922109U
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- 238000012360 testing method Methods 0.000 title claims abstract description 50
- 238000006073 displacement reaction Methods 0.000 title claims abstract description 47
- 239000002184 metal Substances 0.000 claims abstract description 128
- 229910052751 metal Inorganic materials 0.000 claims abstract description 128
- 238000009434 installation Methods 0.000 claims description 12
- 238000005259 measurement Methods 0.000 claims description 12
- 150000002739 metals Chemical class 0.000 claims description 4
- 230000005389 magnetism Effects 0.000 description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a linear displacement measuring clamp of a universal testing machine, which comprises an upper clamp main body and a lower clamp main body, wherein a metal column of the upper clamp main body is clamped by an upper clamp head of the testing machine when the linear displacement measuring clamp is in use, a metal wire of the upper clamp main body bypasses the upper clamp head to fix the upper clamp head, a magnetic attraction area of the upper clamp main body is adsorbed by an upper magnetic attraction seat of a linear displacement sensor, a metal column of the lower clamp main body is clamped by a lower clamp head of the testing machine, a metal wire of the lower clamp main body bypasses the lower clamp head to fix the lower clamp head, the magnetic attraction area of the lower clamp main body is adsorbed by a lower magnetic attraction seat of the linear displacement sensor, and the upper magnetic chuck and the lower magnetic chuck are connected through a stay wire.
Description
Technical Field
The utility model belongs to the technical field of test fixtures, and particularly relates to a linear displacement measuring fixture of a universal testing machine.
Background
The electronic universal tester is a testing machine used for testing tensile performance indexes of various metals, nonmetal, composite materials, wires, cables, films, rubber and the like in universities and colleges and scientific research testing institutions, wherein displacement is also a very important testing index. This requires a higher level device such as a standard linear displacement sensor to calibrate the displacement of the universal tester to meet the test data requirements of the tester. The specific operation is as follows: the standard linear displacement sensor is magnetic attraction type, the lower base is attracted to a flat place where displacement is to be calibrated, and the upper magnet is attracted to a place perpendicular to the lower magnetic attraction base. When the testing machine is started, displacement can be generated, a stay wire in the middle of the standard displacement sensor can be stretched, and a display connected with the sensor can display data to obtain measurement data. However, in actual operation, different testers need to find the vertical positions, and the positions where the testers can magnetically attract are not found well, so that difficulty is brought to calibration work, and the obtained data are not accurate enough in many cases.
The prior art needs a lot of time to find the two magnetic attraction points, and the necessary material is iron, so that the two magnetic attraction points can be attracted and are perpendicular to each other, and the influence on test result data is minimal. In the prior art, the two magnetic attraction places are needed to be found at first during calibration, sometimes cannot be found, are not vertical, are provided with an angle for pulling wires, and the obtained data are inaccurate, meanwhile, the operation is troublesome, the time is very long, and the working efficiency is low.
Disclosure of utility model
The utility model aims to overcome the defects of the prior art and provides a linear displacement measuring clamp of a universal testing machine.
In order to solve the technical problems, the technical scheme of the utility model is as follows: the utility model provides a universal testing machine linear displacement measurement anchor clamps, includes anchor clamps main part and lower anchor clamps main part, and it is constituteed by anchor clamps flat board, metal wire and metal column that upper end face left side of anchor clamps flat board is fixed with the metal column perpendicularly, and the anchor clamps flat board up end is provided with two at least metal wire installation positions with the metal column as the center simultaneously, and the metal wire both ends are fixed in the metal wire installation position respectively, and anchor clamps flat board lower extreme face right side is provided with the magnetism and inhales the region, the anchor clamps flat board of upper anchor clamps main part, metal column and magnetism inhale the region and inhale the region position with the anchor clamps flat board, metal column and the magnetism of lower anchor clamps main part respectively and two metal columns are in same vertical line; the metal column of going up the anchor clamps main part is by the last chuck centre gripping of test machine, and the metal wire of going up the anchor clamps main part is walked around last chuck and is fixed last chuck simultaneously, and the region is inhaled with the last magnetism of linear displacement sensor and is inhaled the seat absorption to the magnetism of going up the anchor clamps main part, the metal column of going down the anchor clamps main part is by the lower chuck centre gripping of test machine, and the metal wire of going down the anchor clamps main part is walked around down the chuck and is fixed down the chuck, and the region is inhaled with the lower magnetism of linear displacement sensor and is inhaled the seat absorption to the magnetism of going up the anchor clamps main part, and the seat is inhaled through acting as go-between with lower magnetism and is connected, makes down magnetism inhale the seat and is set up under the seat is inhaled to last magnetism, acts as go-between and is the vertical state.
Preferably, the clamp flat plate is a rectangular flat plate, and the magnetic attraction areas of the upper clamp main body and the lower clamp main body are square magnetic attraction metals.
Preferably, the upper end face of the clamp flat plate is provided with four metal wire installation positions by taking the metal column as the center, meanwhile, two metal wires are arranged, and two ends of each metal wire are respectively fixed on the metal wire installation positions.
Preferably, the metal column is arranged at the center position of the left side of the upper end surface of the clamp flat plate, two metal wire installation positions at the left side of the metal column are provided with fixing bolts, and one end of the metal wire is fixed through the fixing bolts; the two metal wire installation positions on the right side of the metal column are through holes, the front end face and the rear end face of the clamp flat plate are provided with slotted holes corresponding to the through holes, the slotted holes are communicated with the through holes, and the other ends of the metal wires penetrate through the through holes and then penetrate through the slotted holes to fix the metal wires through screwing screws.
Preferably, the two metal wires are symmetrically arranged around one end face, far away from the clamp flat plate, of the upper clamp or the lower clamp of the testing machine, and the upper clamp or the lower clamp is fixed.
Preferably, the two metal wires are arranged in a crossing way and bypass one end face, far away from the clamp flat plate, of the upper clamp or the lower clamp of the testing machine, and the upper clamp or the lower clamp is fixed.
Preferably, the lower magnetic attraction seat is electrically connected with the measurement display.
Compared with the prior art, the utility model has the advantages that:
(1) The utility model discloses a linear displacement measuring clamp of a universal testing machine, which comprises an upper clamp main body and a lower clamp main body, wherein a metal column of the upper clamp main body is clamped by an upper clamp head of the testing machine when in use, a metal wire of the upper clamp main body bypasses the upper clamp head to fix the upper clamp head, a magnetic attraction area of the upper clamp main body is adsorbed by an upper magnetic attraction seat of a linear displacement sensor, a metal column of the lower clamp main body is clamped by a lower clamp head of the testing machine, a metal wire of the lower clamp main body bypasses the lower clamp head to fix the lower clamp head, the magnetic attraction area of the lower clamp main body is adsorbed by a lower magnetic attraction seat of the linear displacement sensor, and the upper magnetic chuck and the lower magnetic chuck are connected through a stay wire.
(2) The utility model can carry out measurement work by clamping the upper clamp main body and the lower clamp main body on the original upper clamping head and lower clamping head of the testing machine, can complete calibration work by reasonable design and simple operation, has convenient and simple operation, improves the working efficiency, saves time and labor, is suitable for all-purpose testing machines of any model, and basically meets all detection equipment in the market;
(3) The clamp flat plate and the metal column are integrated and are vertically arranged, so that the stay wire is conveniently adjusted to be in a vertical state, and meanwhile, the upper clamping head and the lower clamping head of the testing machine can be locked by matching the metal wire with the screwing screw, so that the clamp flat plate and the metal column are safe and convenient, and the working efficiency is greatly improved;
(4) The clamp flat plate is provided with the magnetic attraction area, and the upper magnetic attraction seat and the lower magnetic attraction seat can finish displacement measurement only by being attracted on the magnetic attraction area, so that the clamp is convenient and quick.
Drawings
FIG. 1 is a schematic diagram of a use state of a linear displacement measuring clamp of a universal testing machine;
FIG. 2, a top view of an upper or lower clamp body of the present utility model;
fig. 3, front view of the upper or lower clamp body of the present utility model.
Reference numerals illustrate:
1. The fixture comprises a fixture flat plate, 2, a metal wire, 3, a metal column, 4, a fixing bolt, 5, a screwing screw, 6, an upper chuck, 7, a lower chuck, 8, an upper magnetic attraction seat, 9, a lower magnetic attraction seat, 10, a pull wire, 11 and a measurement display;
1-1 parts of metal wire installation positions, 1-2 parts of magnetic attraction areas, 1-3 parts of slotted holes.
Detailed Description
The following describes specific embodiments of the present utility model with reference to examples:
It should be noted that the structures, proportions, sizes and the like illustrated in the present specification are used for being understood and read by those skilled in the art in combination with the disclosure of the present utility model, and are not intended to limit the applicable limitations of the present utility model, and any structural modifications, proportional changes or size adjustments should still fall within the scope of the disclosure of the present utility model without affecting the efficacy and achievement of the present utility model.
Example 1
As shown in fig. 1-3, the utility model discloses a linear displacement measuring clamp of a universal testing machine, which comprises an upper clamp main body and a lower clamp main body, wherein the upper clamp main body and the lower clamp main body are composed of a clamp flat plate 1, a metal wire 2 and a metal column 3, the left side of the upper end surface of the clamp flat plate 1 is vertically fixed with the metal column 3, at least two metal wire mounting positions 1-1 are arranged on the upper end surface of the clamp flat plate 1 by taking the metal column 3 as a center, two ends of the metal wire 2 are respectively fixed on the metal wire mounting positions 1-1, a magnetic attraction area 1-2 is arranged on the right side of the lower end surface of the clamp flat plate 1, the metal column 3 and the magnetic attraction area 1-2 of the upper clamp main body are respectively corresponding to the positions of the clamp flat plate 1, the metal column 3 and the magnetic attraction area 1-2 of the lower clamp main body, and the two metal columns 3 are positioned on the same vertical line; the metal column 3 of the upper clamp body is clamped by the upper clamping head 6 of the testing machine, meanwhile, the metal wire 2 of the upper clamp body bypasses the upper clamping head 6 to fix the upper clamping head 6, the magnetic attraction area 1-2 of the upper clamp body is adsorbed by the upper magnetic attraction seat 8 of the linear displacement sensor, the metal column 3 of the lower clamp body is clamped by the lower clamping head 7 of the testing machine, the metal wire 2 of the lower clamp body bypasses the lower clamping head 7 to fix the lower clamping head 7, the magnetic attraction area 1-2 of the lower clamp body is adsorbed by the lower magnetic attraction seat 9 of the linear displacement sensor, the upper magnetic attraction seat 8 is connected with the lower magnetic attraction seat 9 through a pull wire 10, the lower magnetic attraction seat 9 is arranged under the upper magnetic attraction seat 8, and the pull wire 10 is in a vertical state.
Example 2
As shown in fig. 1 to 3, preferably, the clamp plate 1 is a rectangular plate, and the magnetic attraction areas 1-2 of the upper clamp body and the lower clamp body are square magnetic attraction metals.
The clamp flat plate 1 is made of iron, or only the magnetic attraction area 1-2 is made of iron, so that a magnetic attraction mode is met; other materials are also possible, and other mating means, such as clamping, screw-threaded mating, etc. are satisfactory.
As shown in fig. 1 to 3, preferably, four metal wire mounting positions 1-1 are provided on the upper end surface of the clamp flat plate 1 with the metal column 3 as the center, and two metal wires 2 are provided at the same time, and two ends of the metal wires 2 are respectively fixed on the metal wire mounting positions 1-1.
The metal column 3 and the clamp flat plate 1 are integrated, and the metal column 3 is clamped by a universal testing machine.
Example 3
As shown in fig. 1 and 2, preferably, the metal column 3 is disposed at a central position of the left side of the upper end surface of the clamp flat plate 1, two metal wire mounting positions 1-1 on the left side of the metal column 3 are provided with fixing bolts 4, and one end of the metal wire 2 is fixed by the fixing bolts 4; two metal wire installation positions 1-1 on the right side of the metal column 3 are through holes, the front end face and the rear end face of the clamp flat plate 1 are provided with slotted holes 1-3 corresponding to the through holes, the slotted holes 1-3 are communicated with the through holes, and the other ends of the metal wires 2 penetrate through the through holes and then penetrate through the slotted holes 1-3 to fix the metal wires 2 through screwing screws 5.
The metal wire 2 can be a metal wire or other materials, and has the main function of tightening the metal rod 3 and the upper chuck 6 or the lower chuck 7 of the testing machine so as to prevent falling off during measurement.
The metal column 3 can be made of other materials or have other shapes, so long as the metal column is firm and durable, and the metal column is antiskid and easy to clamp.
The fixing bolt 4 is used for fixing one end of the metal wire 2, and the screw 5 is screwed for fixing the other end of the metal wire 2.
The screwing screw 5 can be a hand screw, an inner hexagonal screw, an outer screw or other screwing modes, and the main function is to screw the metal wire 2.
Example 4
As shown in fig. 3, preferably, the two metal wires 2 are symmetrically arranged to bypass an end surface of the upper chuck 6 or the lower chuck 7 of the testing machine far away from the clamp flat plate 1, so as to fix the upper chuck 6 or the lower chuck 7.
As shown in fig. 3, preferably, the two metal wires 2 are arranged in a crossing manner to bypass an end surface of the upper chuck 6 or the lower chuck 7 of the testing machine far away from the clamp flat plate 1, so as to fix the upper chuck 6 or the lower chuck 7.
The lower magnetic attraction seat 9 is electrically connected with the measurement display 11.
The working principle of the utility model is as follows:
As shown in fig. 1-3, the utility model discloses a linear displacement measuring clamp of a universal testing machine, which comprises two sets of upper clamp bodies and lower clamp bodies, wherein one upper clamp body and one lower clamp body are respectively clamped on an upper chuck and a lower chuck of the testing machine, a magnetic attraction area 1-2 of the upper clamp body is attracted by an upper magnetic attraction seat 8 of a linear displacement sensor, a magnetic attraction area 1-2 of the lower clamp body is attracted by a lower magnetic attraction seat 9 of the linear displacement sensor, the upper magnetic attraction seat 8 is connected with the lower magnetic attraction seat 9 through a stay wire 10, so that the lower magnetic attraction seat 9 is arranged under the upper magnetic attraction seat 8, and the stay wire 10 is ensured to be in a vertical state. When the tester is used, the upper clamping head 6 and the lower clamping head 7 of the tester are used for clamping the metal column 3 (one of the upper clamping head and the lower clamping head) respectively, the upper clamping head 6 and the lower clamping head 7 of the tester are fixed by the metal wire 2, the metal wire 2 is screwed by screwing the screw 5 to prevent loosening, the lower magnetic attraction seat 9 of the standard linear displacement sensor is used for attracting the magnetic attraction area 1-2 of the lower clamp main body during measurement, the upper magnetic attraction seat 8 of the sensor is used for attracting the magnetic attraction area 1-2 of the upper clamp main body, and the stay wire 10 is adjusted to be vertical.
Because the universal tester uses a standard linear displacement sensor for displacement calibration, the displacement sensor is magnetically attracted, and the middle stay wire needs to be vertical when calibrating equipment. In actual calibration, the magnetic attraction position making the pull wire perpendicular is not found well, and multiple attempts are needed. The upper clamp body and the lower clamp body designed by the utility model can be applied to almost all clamping heads of a testing machine, are convenient to operate, only the upper clamping head 6 and the lower clamping head 7 of the testing machine are required to clamp the corresponding metal column 3, the clamp flat plate 1 connected with the metal column 3 is of a vertical structure, and after the upper clamping head 6 and the lower clamping head 7 of the testing machine clamp the corresponding metal column 3, the calibration work can be carried out by only using the upper magnetic attraction seat 8 and the lower magnetic attraction seat 9 of the standard sensor to attract the magnetic attraction area 1-2 of the clamp flat plate 1.
The utility model discloses a linear displacement measuring clamp of a universal testing machine, which comprises an upper clamp main body and a lower clamp main body, wherein a metal column of the upper clamp main body is clamped by an upper clamp head of the testing machine when the linear displacement measuring clamp is in use, a metal wire of the upper clamp main body bypasses the upper clamp head to fix the upper clamp head, a magnetic attraction area of the upper clamp main body is adsorbed by an upper magnetic attraction seat of a linear displacement sensor, a metal column of the lower clamp main body is clamped by a lower clamp head of the testing machine, a metal wire of the lower clamp main body bypasses the lower clamp head to fix the lower clamp head, the magnetic attraction area of the lower clamp main body is adsorbed by a lower magnetic attraction seat of the linear displacement sensor, and the upper magnetic chuck and the lower magnetic chuck are connected through a stay wire.
The utility model can carry out measurement work by clamping the upper clamp main body and the lower clamp main body on the original upper clamping head and the lower clamping head of the testing machine, can complete calibration work by reasonable design and simple operation, has convenient and simple operation, improves the working efficiency, saves time and labor, is suitable for all-purpose testing machines of any model, and basically meets all detection equipment in the market.
The clamp plate and the metal column are integrated and are vertically arranged, so that the stay wire is conveniently adjusted to be in a vertical state, and meanwhile, the upper clamping head and the lower clamping head of the testing machine can be locked by matching the metal wire with the screwing screw, so that the clamp is safe and convenient, and the working efficiency is greatly improved.
The clamp flat plate is provided with the magnetic attraction area, and the upper magnetic attraction seat and the lower magnetic attraction seat can finish displacement measurement only by being attracted on the magnetic attraction area, so that the clamp is convenient and quick.
While the preferred embodiments of the present utility model have been described in detail, the present utility model is not limited to the above embodiments, and various changes may be made without departing from the spirit of the present utility model within the knowledge of those skilled in the art.
Many other changes and modifications may be made without departing from the spirit and scope of the utility model. It is to be understood that the utility model is not to be limited to the specific embodiments, but only by the scope of the appended claims.
Claims (7)
1. The utility model provides a universal testing machine linear displacement measures anchor clamps which characterized in that: the clamp comprises an upper clamp body and a lower clamp body, wherein the upper clamp body and the lower clamp body are composed of a clamp flat plate (1), a metal wire (2) and a metal column (3), the metal column (3) is vertically fixed on the left side of the upper end face of the clamp flat plate (1), at least two metal wire mounting positions (1-1) are arranged on the upper end face of the clamp flat plate (1) by taking the metal column (3) as the center, two ends of the metal wire (2) are respectively fixed on the metal wire mounting positions (1-1), a magnetic attraction area (1-2) is arranged on the right side of the lower end face of the clamp flat plate (1), the metal column (3) and the magnetic attraction area (1-2) of the upper clamp body are respectively corresponding to the positions of the clamp flat plate (1), the metal column (3) and the magnetic attraction area (1-2) of the lower clamp body, and the two metal columns (3) are positioned on the same vertical line; the metal column (3) of the upper clamp main body is clamped by an upper clamping head (6) of the testing machine, meanwhile, a metal wire (2) of the upper clamp main body bypasses the upper clamping head (6) to fix the upper clamping head (6), a magnetic attraction area (1-2) of the upper clamp main body is adsorbed by an upper magnetic attraction seat (8) of a linear displacement sensor, the metal column (3) of the lower clamp main body is clamped by a lower clamping head (7) of the testing machine, the metal wire (2) of the lower clamp main body bypasses a lower clamping head (7) to fix the lower clamping head (7), the magnetic attraction area (1-2) of the lower clamp main body is adsorbed by a lower magnetic attraction seat (9) of the linear displacement sensor, the upper magnetic attraction seat (8) is connected with the lower magnetic attraction seat (9) through a pull wire (10), the lower magnetic attraction seat (9) is arranged under the upper magnetic attraction seat (8), and the pull wire (10) is in a vertical state.
2. The universal tester linear displacement measuring fixture of claim 1, wherein: the clamp flat plate (1) is a rectangular flat plate, and the magnetic attraction areas (1-2) of the upper clamp main body and the lower clamp main body are square magnetic attraction metals.
3. The universal tester linear displacement measuring fixture of claim 1, wherein: the upper end face of the clamp flat plate (1) is provided with four metal wire installation positions (1-1) by taking the metal column (3) as the center, meanwhile, two metal wires (2) are arranged, and two ends of each metal wire (2) are respectively fixed on the corresponding metal wire installation position (1-1).
4. A universal tester linear displacement measuring jig according to claim 3, wherein: the metal column (3) is arranged at the center position of the left side of the upper end surface of the clamp flat plate (1), two metal wire installation positions (1-1) on the left side of the metal column (3) are provided with fixing bolts (4), and one end of the metal wire (2) is fixed through the fixing bolts (4); two metal wire installation positions (1-1) on the right side of the metal column (3) are through holes, slotted holes (1-3) are formed in the front end face and the rear end face of the clamp flat plate (1) corresponding to the through holes, the slotted holes (1-3) are communicated with the through holes, and after the other end of the metal wire (2) passes through the through holes, the metal wire (2) is fixed through the slotted holes (1-3) by screwing screws (5).
5. The universal tester linear displacement measuring fixture of claim 4, wherein: the two metal wires (2) are symmetrically arranged around one end face, far away from the clamp flat plate (1), of the upper clamp head (6) or the lower clamp head (7) of the testing machine, and the upper clamp head (6) or the lower clamp head (7) is fixed.
6. The universal tester linear displacement measuring fixture of claim 4, wherein: the two metal wires (2) are arranged in a crossing way and bypass one end face, far away from the clamp flat plate (1), of the upper clamp head (6) or the lower clamp head (7) of the testing machine, and the upper clamp head (6) or the lower clamp head (7) is fixed.
7. The universal tester linear displacement measuring fixture of claim 1, wherein: the lower magnetic attraction seat (9) is electrically connected with the measurement display (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322484654.3U CN220922109U (en) | 2023-09-13 | 2023-09-13 | Linear displacement measuring clamp of universal testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322484654.3U CN220922109U (en) | 2023-09-13 | 2023-09-13 | Linear displacement measuring clamp of universal testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220922109U true CN220922109U (en) | 2024-05-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322484654.3U Active CN220922109U (en) | 2023-09-13 | 2023-09-13 | Linear displacement measuring clamp of universal testing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220922109U (en) |
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2023
- 2023-09-13 CN CN202322484654.3U patent/CN220922109U/en active Active
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