CN113740183A - Adjusting device and method for electromagnetic Hopkinson bar main coil - Google Patents
Adjusting device and method for electromagnetic Hopkinson bar main coil Download PDFInfo
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Abstract
The invention discloses a regulating device and a method of an electromagnetic Hopkinson bar main coil, wherein the regulating device comprises: an adjustment mechanism, the adjustment mechanism comprising: the adjusting device comprises a first group of adjusting bolts, a second group of adjusting bolts, an adjusting block base, a first group of adjusting blocks and a second group of adjusting blocks, wherein the first group of adjusting bolts and the second group of adjusting bolts are arranged in the adjusting block base; the first group of adjusting blocks and the second group of adjusting blocks clamp a main coil assembly provided with a main coil; the first group of adjusting bolts penetrate through the adjusting block base to be connected with the first group of adjusting blocks, and the second group of adjusting bolts penetrate through the adjusting block base to be connected with the second group of adjusting blocks; and rotating the first group of adjusting bolts and the second group of adjusting bolts to move the first group of adjusting blocks and the second group of adjusting blocks so as to adjust the position and/or the angle of the main coil assembly.
Description
Technical Field
The invention relates to a material dynamic mechanical property testing technology, in particular to an adjusting device and an adjusting method of an electromagnetic Hopkinson bar main coil.
Background
Engineering materials often experience severe dynamic loads during service, automobile impacts in the transportation field, bird strikes in the aviation field, and the like. The method provides new requirements for dynamic mechanical response of the material and research on damage and failure mechanisms in the process of the dynamic mechanical response. An electromagnetic Hopkinson bar experimental system is an emerging device for researching mechanical behavior of materials under high-speed loading, and stress wave pulses are generated through electromagnetic induction force between a main coil and a secondary coil. In the using process of the equipment, the centering performance between the main coil and the secondary coil needs to be accurately adjusted, so that the main coil needs to be subjected to fine adjustment functions in multiple directions such as front, back, up, down, left and right, and the like, and the fine adjustment functions of a pitch angle and a horizontal angle are also needed.
Disclosure of Invention
The invention mainly aims to provide an adjusting device and an adjusting method for a main coil of an electromagnetic Hopkinson bar system, and aims to solve the problem that the main coil of the electromagnetic Hopkinson bar system cannot be adjusted in multiple directions and/or angles simply and conveniently.
According to one aspect of the present invention, there is provided an adjusting device for an electromagnetic hopkinson bar main coil, comprising: an adjustment mechanism, the adjustment mechanism comprising: the adjusting device comprises a first group of adjusting bolts, a second group of adjusting bolts, an adjusting block base, a first group of adjusting blocks and a second group of adjusting blocks, wherein the first group of adjusting bolts and the second group of adjusting bolts are arranged in the adjusting block base; the first group of adjusting blocks and the second group of adjusting blocks clamp a main coil assembly provided with a main coil; the first group of adjusting bolts penetrate through the adjusting block base to be connected with the first group of adjusting blocks, and the second group of adjusting bolts penetrate through the adjusting block base to be connected with the second group of adjusting blocks; and rotating the first group of adjusting bolts and the second group of adjusting bolts to move the first group of adjusting blocks and the second group of adjusting blocks so as to adjust the position and/or the angle of the main coil assembly.
The first group of adjusting blocks and the second group of adjusting blocks are respectively arranged on the left side and the right side of the main coil assembly; and rotating the first group of adjusting bolts and the second group of adjusting bolts to enable the first group of adjusting blocks and the second group of adjusting blocks to move oppositely or oppositely so as to adjust the up-down position of the main coil assembly.
The first group of adjusting blocks and the second group of adjusting blocks are respectively arranged on the left side and the right side of the main coil assembly; and rotating the first group of adjusting bolts and the second group of adjusting bolts to enable the first group of adjusting blocks and the second group of adjusting blocks to move in the same direction so as to adjust the left and right positions of the main coil assembly.
The first group of adjusting blocks comprise two adjusting blocks which are oppositely arranged on the left side and the right side of the main coil assembly, and the second group of adjusting blocks comprise another two adjusting blocks which are oppositely arranged on the left side and the right side of the main coil assembly; and rotating the first group of adjusting bolts and the second group of adjusting bolts to enable the two adjusting blocks included in the first group of adjusting blocks to move towards each other and the two adjusting blocks included in the second group of adjusting blocks to move in opposite directions, or enabling the two adjusting blocks included in the first group of adjusting blocks to move in opposite directions and the two adjusting blocks included in the second group of adjusting blocks to move towards each other so as to adjust the vertical angle of the main coil assembly.
The first group of adjusting blocks comprise two adjusting blocks which are oppositely arranged on the left side and the right side of the main coil assembly, and the second group of adjusting blocks comprise another two adjusting blocks which are oppositely arranged on the left side and the right side of the main coil assembly; and rotating the first group of adjusting bolts and the second group of adjusting bolts to enable the first group of adjusting blocks and the second group of adjusting blocks to move in the same direction and in opposite directions so as to adjust the horizontal angle of the main coil assembly.
According to another aspect of the present invention, there is provided a method of adjusting an electromagnetic hopkinson bar main coil, comprising: setting up adjustment mechanism, adjustment mechanism includes: the adjusting device comprises a first group of adjusting bolts, a second group of adjusting bolts, an adjusting block base, a first group of adjusting blocks and a second group of adjusting blocks, wherein the first group of adjusting bolts and the second group of adjusting bolts are arranged in the adjusting block base; the first group of adjusting blocks and the second group of adjusting blocks clamp a main coil assembly provided with a main coil; the first group of adjusting bolts penetrate through the adjusting block base to be connected with the first group of adjusting blocks, and the second group of adjusting bolts penetrate through the adjusting block base to be connected with the second group of adjusting blocks; and moving the first group of adjusting blocks and the second group of adjusting blocks by rotating the first group of adjusting bolts and the second group of adjusting bolts to adjust the position and/or the angle of the main coil assembly.
The first group of adjusting blocks and the second group of adjusting blocks are respectively arranged on the left side and the right side of the main coil assembly; the step of moving the first set of adjustment blocks and the second set of adjustment blocks to adjust the position of the main coil assembly by rotating the first set of adjustment bolts and the second set of adjustment bolts includes: and rotating the first group of adjusting bolts and the second group of adjusting bolts to enable the first group of adjusting blocks and the second group of adjusting blocks to move oppositely or oppositely so as to adjust the up-down position of the main coil assembly.
The first group of adjusting blocks and the second group of adjusting blocks are respectively arranged on the left side and the right side of the main coil assembly; the step of moving the first set of adjustment blocks and the second set of adjustment blocks to adjust the position of the main coil assembly by rotating the first set of adjustment bolts and the second set of adjustment bolts includes: and rotating the first group of adjusting bolts and the second group of adjusting bolts to enable the first group of adjusting blocks and the second group of adjusting blocks to move in the same direction so as to adjust the left and right positions of the main coil assembly.
The first group of adjusting blocks comprise two adjusting blocks which are oppositely arranged on the left side and the right side of the main coil assembly, and the second group of adjusting blocks comprise another two adjusting blocks which are oppositely arranged on the left side and the right side of the main coil assembly; the step of moving the first set of adjustment blocks and the second set of adjustment blocks to adjust the angle of the main coil assembly by rotating the first set of adjustment bolts and the second set of adjustment bolts includes: and rotating the first group of adjusting bolts and the second group of adjusting bolts to enable the two adjusting blocks included in the first group of adjusting blocks to move towards each other and the two adjusting blocks included in the second group of adjusting blocks to move in opposite directions, or enabling the two adjusting blocks included in the first group of adjusting blocks to move in opposite directions and the two adjusting blocks included in the second group of adjusting blocks to move towards each other so as to adjust the vertical angle of the main coil assembly.
The first group of adjusting blocks comprise two adjusting blocks which are oppositely arranged on the left side and the right side of the main coil assembly, and the second group of adjusting blocks comprise another two adjusting blocks which are oppositely arranged on the left side and the right side of the main coil assembly; the step of moving the first set of adjustment blocks and the second set of adjustment blocks to adjust the angle of the main coil assembly by rotating the first set of adjustment bolts and the second set of adjustment bolts includes: and rotating the first group of adjusting bolts and the second group of adjusting bolts to enable the first group of adjusting blocks and the second group of adjusting blocks to move in the same direction and in opposite directions so as to adjust the horizontal angle of the main coil assembly.
According to the technical scheme of the invention, the adjusting blocks capable of being independently adjusted are arranged in the adjusting mechanism, and the adjustment of the up-down left-right movement, the pitch angle and the horizontal angle of the main coil assembly can be realized by controlling the movement of the adjusting blocks.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
FIG. 1 is a schematic view of a support pedestal and an adjustment mechanism according to an embodiment of the present invention;
FIG. 2A is a schematic view of the assembled state of the adjustment mechanism according to an embodiment of the invention;
FIG. 2B is a schematic illustration of an exploded state of an adjustment mechanism according to an embodiment of the invention;
FIG. 3 is a schematic view of a set block base according to an embodiment of the invention;
FIG. 4 is a schematic cross-sectional view of an adjustment mechanism according to an embodiment of the invention;
FIG. 5 is a schematic view of a conditioning block according to an embodiment of the present invention;
fig. 6 is a flow chart of a method of adjusting an electromagnetic hopkinson bar main coil according to an embodiment of the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the specific embodiments of the present invention and the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The technical solutions provided by the embodiments of the present invention are described in detail below with reference to the accompanying drawings.
According to the embodiment of the invention, the adjusting device of the electromagnetic Hopkinson bar main coil is used for adjusting or finely adjusting the position and/or the angle of the main coil of the electromagnetic Hopkinson bar based on the electromagnetic force, and particularly, the adjusting device can comprise fine adjusting functions in 6 directions of up and down, front and back, left and right and the like, and fine adjusting functions of pitching and left and right rotating. In the present application, the z direction of (xyz) in the spatial rectangular coordinate system is defined as the up-down direction, the y direction is defined as the left-right direction, and the x direction is defined as the front-back direction.
Referring to fig. 1, the adjusting device of the electromagnetic hopkinson bar main coil comprises: support pedestal 1 and adjustment mechanism 2, wherein support pedestal 1 is used for supporting adjustment mechanism 2, and this application does not restrict to support pedestal 1's length, for the hopkinson pole that can adapt to longer length, still can splice multistage support pedestal 1 in order to form longer test bench. Specifically, the support pedestal 1 mainly includes: support uprights 11, mounting tables 12 and guide rails 13. Wherein the mounting table 12 can be an aluminum alloy flat plate with the thickness of 10 mm, and two parallel guide rails 13 are fixedly mounted on the mounting table 12. The support columns 11 may be channel steel weldments and are mounted on the lower surface of the mounting table 12. In addition, a row of through holes (not shown) can be formed in the mounting table 12 along the central axis (between the two rails) for connecting to a support frame (not shown) of the hopkinson bar. The adjusting mechanism 2 is arranged on the guide rail 13 and can move back and forth on the guide rail 13, namely, the adjusting mechanism 2 can move back and forth along the axial direction (namely, the x direction) of a Hopkinson bar (not shown in the figure) so as to adapt to incident bars and transmission bars with different lengths. The specific structure and function of the various components of the adjustment mechanism 2 are described in detail below with reference to the drawings.
With combined reference to fig. 2A, 2B, 3, and 4, the adjustment mechanism 2 mainly includes: a support plate 22 and a regulating block base 23 arranged at the middle position of the support plate 22. The support plate 22 is a rectangular or square aluminum alloy plate having a plurality of through holes for fixing bolts. Four rail sliders 21 are fixed below the support plate 22, and the rail sliders 21 can slide freely on the rails 13, so that the adjustment mechanism 2 can slide in the axial direction of the hopkinson rod. Base retainers 231, 232, 233, and 234 are provided around the set block base 23, respectively, wherein the base retainers 231 and 232 are connected to the set block base 23 by bolts, and the base retainers 233 and 234 can be formed integrally with the set block base 23. A base upper cover 235 is fixed to the middle position of the adjustment block base 23, a slide groove 236 is formed between the base upper cover 235 and the base stopper 231, and a slide groove 237 is formed between the base upper cover 235 and the base stopper 232. Adjustment blocks 241 and 243 are provided in the slide groove 236, respectively, adjustment blocks 241 and 243 are slidable in the slide groove 236, adjustment blocks 242 and 244 are provided in the slide groove 237, respectively, and adjustment blocks 242 and 244 are slidable in the slide groove 237. The adjustment block base 23 further includes four adjustment bolts 245, 246, 247, and 248, wherein the adjustment bolts 245 and 246 are connected to the adjustment blocks 241 and 242 through the base shield 233, and the adjustment bolts 247 and 248 are connected to the adjustment blocks 243 and 244 through the base shield 234. That is, the connected adjusting blocks can be moved in the sliding grooves by rotating the adjusting bolts, and in order to precisely control the moving distance of the adjusting blocks, four precision scales (see dotted circles in fig. 3) can be further provided on the tops of the base side blocking plates 231 and 232, and the relative positions of the corresponding adjusting blocks can be obtained by the precision scales.
In the embodiment of the present application, the main coil assembly 25 is an assembly structure, which may include a main coil base and a main coil mounted in the main coil base. Main coil assembly 25 is disposed in a position defined by set blocks 241, 242, 243, and 244 in set block base 23, with the inclined surfaces of the set blocks in contact with the lower portion of main coil assembly 25. The main coil assembly 25 has a concave arc groove on the upper portion of the side surface thereof, and the upper fixing plate 26 is fastened to the concave arc groove of the main coil assembly 25 to be fixed to the adjustment block base 23. In addition, a plurality of arc-shaped slotted holes which are symmetrical left and right can be further included on the left and right sides of the upper fixing plate 26 for reserving the adjustment margin of the horizontal position of the main coil assembly 25. In some embodiments of the present application, the lower portion of the side surface of the main coil assembly 25 may have a concave arc surface, and the inclined surface of the adjusting block may be a convex arc surface (refer to fig. 5), and the convex arc surface of the adjusting block may be clamped into the concave arc surface of the side surface of the main coil assembly, so as to ensure that the main coil assembly and the adjusting block are tightly combined and uniformly stressed during the adjusting process. In addition, grooves can be formed in the convex arc surfaces of the adjusting blocks to increase the surface roughness and improve the friction force between the main coil assembly 25 and the adjusting blocks.
According to the embodiment of the present application, each adjustment block can be controlled individually, and when adjusting the main coil assembly 25, two adjustment blocks are adjusted as a group to achieve adjustment in multiple directions and/or angles.
When the up-down position (z direction) of the main coil assembly 25 is adjusted, the adjusting blocks 241 and 242 are set as a first set of adjusting blocks, the adjusting blocks 243 and 244 are set as a second set of adjusting blocks, the adjusting bolts 245 and 246 are set as a first set of adjusting bolts, and the adjusting bolts 247 and 248 are set as a second set of adjusting bolts, and the first set of adjusting bolts and the second set of adjusting bolts are simultaneously rotated to move the first set of adjusting blocks and the second set of adjusting blocks toward or away from each other, so as to adjust the up-down position of the main coil. Specifically, two cases are included: 1. rotating adjusting bolts 245 and 246 clockwise moves adjusting blocks 241 and 242 to the left while rotating adjusting bolts 247 and 248 clockwise moves adjusting blocks 243 and 244 to the right, i.e., the four adjusting blocks move toward each other at the same time, thereby moving main coil assembly 25 upward; 2. rotating adjustment bolts 245 and 246 counterclockwise moves adjustment blocks 241 and 242 to the right while rotating adjustment bolts 247 and 248 counterclockwise moves adjustment blocks 243 and 244 to the left, i.e., the four adjustment blocks move in opposite directions simultaneously, thereby moving main coil assembly 25 downward.
When the left-right position (y direction) of the main coil assembly 25 is adjusted, the adjusting blocks 241 and 242 are set as a first set of adjusting blocks, the adjusting blocks 243 and 244 are set as a second set of adjusting blocks, the adjusting bolts 245 and 246 are set as a first set of adjusting bolts, and the adjusting bolts 247 and 248 are set as a second set of adjusting bolts, and the first set of adjusting bolts and the second set of adjusting bolts are simultaneously rotated to move the first set of adjusting blocks and the second set of adjusting blocks in the same direction, so that the left-right position of the main coil is adjusted. Specifically, two cases are included: 1. rotating adjusting bolts 245 and 246 clockwise moves adjusting blocks 241 and 242 to the left, and rotating adjusting bolts 247 and 248 counterclockwise moves adjusting blocks 243 and 244 to the left, i.e., four adjusting blocks move to the left at the same time, thereby moving main coil assembly 25 to the left; 2. rotating adjustment bolts 245 and 246 counterclockwise moves adjustment blocks 241 and 242 to the right while rotating adjustment bolts 247 and 248 clockwise moves adjustment blocks 243 and 244 to the right, i.e., four adjustment blocks move to the right simultaneously, thereby effecting movement of main coil assembly 25 to the right.
When the vertical angle (or vertical angle) of the main coil assembly 25 is adjusted, the adjusting blocks 241 and 243 are set as a first set of adjusting blocks, the adjusting blocks 242 and 244 are set as a second set of adjusting blocks, the adjusting bolts 245 and 247 are set as a first set of adjusting bolts, and the adjusting bolts 246 and 248 are set as a second set of adjusting bolts. Specifically, two cases are included: 1. rotating adjusting bolts 245 and 247 clockwise to move adjusting blocks 241 and 243 toward each other while rotating adjusting bolts 246 and 248 counterclockwise to move adjusting blocks 242 and 244 in opposite directions to increase the elevation angle of main coil assembly 25; 2. rotating the adjusting bolts 245 and 247 counterclockwise moves the adjusting blocks 241 and 243 in opposite directions while rotating the adjusting bolts 246 and 248 clockwise moves the adjusting blocks 242 and 244 toward each other, thereby increasing the depression angle of the main coil assembly 25.
When the horizontal angle of the main coil assembly 25 is adjusted, the adjusting blocks 241 and 243 are set as a first group of adjusting blocks, the adjusting blocks 242 and 244 are set as a second group of adjusting blocks, the adjusting bolts 245 and 247 are set as a first group of adjusting bolts, and the adjusting bolts 246 and 248 are set as a second group of adjusting bolts. Specifically, two cases are included: 1. rotating adjusting bolt 245 clockwise and adjusting bolt 247 counterclockwise moves both adjusting blocks 241 and 243 to the left, while rotating adjusting bolt 248 clockwise and adjusting bolt 246 counterclockwise moves both adjusting blocks 242 and 244 to the right, thereby rotating main coil assembly 25 clockwise in plane; 2. rotating adjusting bolt 245 counterclockwise and adjusting bolt 247 clockwise moves adjusting blocks 241 and 243 simultaneously to the right, while rotating adjusting bolt 248 counterclockwise and adjusting bolt 246 clockwise moves adjusting blocks 242 and 244 simultaneously to the left, thereby rotating main coil assembly 25 counterclockwise in the plane.
The independent adjustment of the four degrees of freedom of the main coil assembly 25, such as the up-down position, the left-right position, the vertical angle, the horizontal angle, and the like, is described above, and on this basis, the adjustment of the coupling of two, three, or all four degrees of freedom can be realized, and details are not described here.
The specific operation process of the stress wave loading experiment is described below.
Step one, erecting a Hopkinson bar.
A hopkinson incident rod and a transmission rod are erected in a region between the two guide rails 13 on the mounting table 12, and a secondary coil is connected to the end of the incident rod while maintaining the high coaxiality of the incident rod and the transmission rod.
And step two, mounting the main coil.
The main coil assembly 25 including the main coil and the main coil base is disposed in the set block base 23 such that the upper fixing plate 26 fixes the main coil assembly 25 without tightening the connecting bolt 261.
And step three, adjusting the position of the main coil.
The fine adjustment mechanism 2 is moved to a suitable position along the guide rail 13, fixing the rail slider 21. Subsequently, the main coil is adjusted to adjust the centering performance of the main coil and the secondary coil, the main coil and the secondary coil are strictly centered and have no gap, so that the stress waves are uniformly transmitted, and the connecting bolt 261 is screwed after the adjustment is finished.
Referring to fig. 6, the method for adjusting the electromagnetic hopkinson bar main coil includes:
step S602, an adjusting mechanism is provided, the adjusting mechanism including: the adjusting device comprises a first group of adjusting bolts, a second group of adjusting bolts, an adjusting block base, a first group of adjusting blocks and a second group of adjusting blocks, wherein the first group of adjusting bolts and the second group of adjusting bolts are arranged in the adjusting block base; the first group of adjusting blocks and the second group of adjusting blocks clamp a main coil assembly provided with a main coil; the first group of adjusting bolts penetrate through the adjusting block base to be connected with the first group of adjusting blocks, and the second group of adjusting bolts penetrate through the adjusting block base to be connected with the second group of adjusting blocks;
step S604, moving the first set of adjusting blocks and the second set of adjusting blocks by rotating the first set of adjusting bolts and the second set of adjusting bolts to adjust the position and/or angle of the main coil assembly.
The first group of adjusting blocks and the second group of adjusting blocks are respectively arranged on the left side and the right side of the main coil assembly; the step of moving the first set of adjustment blocks and the second set of adjustment blocks to adjust the position of the main coil assembly by rotating the first set of adjustment bolts and the second set of adjustment bolts includes: and rotating the first group of adjusting bolts and the second group of adjusting bolts to enable the first group of adjusting blocks and the second group of adjusting blocks to move oppositely or oppositely so as to adjust the up-down position of the main coil assembly.
The first group of adjusting blocks and the second group of adjusting blocks are respectively arranged on the left side and the right side of the main coil assembly; the step of moving the first set of adjustment blocks and the second set of adjustment blocks to adjust the position of the main coil assembly by rotating the first set of adjustment bolts and the second set of adjustment bolts includes: and rotating the first group of adjusting bolts and the second group of adjusting bolts to enable the first group of adjusting blocks and the second group of adjusting blocks to move in the same direction so as to adjust the left and right positions of the main coil assembly.
The first group of adjusting blocks comprise two adjusting blocks which are oppositely arranged on the left side and the right side of the main coil assembly, and the second group of adjusting blocks comprise another two adjusting blocks which are oppositely arranged on the left side and the right side of the main coil assembly; the step of moving the first set of adjustment blocks and the second set of adjustment blocks to adjust the angle of the main coil assembly by rotating the first set of adjustment bolts and the second set of adjustment bolts includes: and rotating the first group of adjusting bolts and the second group of adjusting bolts to enable the two adjusting blocks included in the first group of adjusting blocks to move towards each other and the two adjusting blocks included in the second group of adjusting blocks to move in opposite directions, or enabling the two adjusting blocks included in the first group of adjusting blocks to move in opposite directions and the two adjusting blocks included in the second group of adjusting blocks to move towards each other so as to adjust the vertical angle of the main coil assembly.
The first group of adjusting blocks comprise two adjusting blocks which are oppositely arranged on the left side and the right side of the main coil assembly, and the second group of adjusting blocks comprise another two adjusting blocks which are oppositely arranged on the left side and the right side of the main coil assembly; the step of moving the first set of adjustment blocks and the second set of adjustment blocks to adjust the angle of the main coil assembly by rotating the first set of adjustment bolts and the second set of adjustment bolts includes: and rotating the first group of adjusting bolts and the second group of adjusting bolts to enable the first group of adjusting blocks and the second group of adjusting blocks to move in the same direction and in opposite directions so as to adjust the horizontal angle of the main coil assembly.
And step four, stress wave loading test.
After the coaxiality of the equipment is adjusted, a charging capacitor and a charging voltage required by the test are set, the main coil is discharged after the capacitor is fully charged, and stress wave loading is realized by utilizing the electromagnetic induction force between the main coil and the secondary coil.
Through the above-mentioned embodiment of this application, through the removal of adjusting bolt control adjusting block, realize the regulation of the upper and lower left and right sides removal, pitch angle and horizontal angle of main coil, adjustment mechanism slides on the guide rail and realizes the front and back regulation of main coil, and this application has simple structure, characteristics such as easy and simple to handle.
The above description is only an example of the present invention, and is not intended to limit the present invention, and it is obvious to those skilled in the art that various modifications and variations can be made in the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (10)
1. An adjusting device of an electromagnetic Hopkinson bar main coil is characterized by comprising: an adjustment mechanism, the adjustment mechanism comprising: the adjusting device comprises a first group of adjusting bolts, a second group of adjusting bolts, an adjusting block base, a first group of adjusting blocks and a second group of adjusting blocks, wherein the first group of adjusting bolts and the second group of adjusting bolts are arranged in the adjusting block base; the first group of adjusting blocks and the second group of adjusting blocks clamp a main coil assembly provided with a main coil; the first group of adjusting bolts penetrate through the adjusting block base to be connected with the first group of adjusting blocks, and the second group of adjusting bolts penetrate through the adjusting block base to be connected with the second group of adjusting blocks;
and rotating the first group of adjusting bolts and the second group of adjusting bolts to move the first group of adjusting blocks and the second group of adjusting blocks so as to adjust the position and/or the angle of the main coil assembly.
2. The apparatus of claim 1, wherein the first set of adjustment blocks and the second set of adjustment blocks are disposed on left and right sides of the primary coil assembly, respectively; and rotating the first group of adjusting bolts and the second group of adjusting bolts to enable the first group of adjusting blocks and the second group of adjusting blocks to move oppositely or oppositely so as to adjust the up-down position of the main coil assembly.
3. The apparatus of claim 1, wherein the first set of adjustment blocks and the second set of adjustment blocks are disposed on left and right sides of the primary coil assembly, respectively; and rotating the first group of adjusting bolts and the second group of adjusting bolts to enable the first group of adjusting blocks and the second group of adjusting blocks to move in the same direction so as to adjust the left and right positions of the main coil assembly.
4. The apparatus of claim 1, wherein the first set of adjustment blocks comprises two adjustment blocks disposed opposite to each other on the left and right sides of the main coil assembly, and the second set of adjustment blocks comprises another two adjustment blocks disposed opposite to each other on the left and right sides of the main coil assembly; and rotating the first group of adjusting bolts and the second group of adjusting bolts to enable the two adjusting blocks included in the first group of adjusting blocks to move towards each other and the two adjusting blocks included in the second group of adjusting blocks to move in opposite directions, or enabling the two adjusting blocks included in the first group of adjusting blocks to move in opposite directions and the two adjusting blocks included in the second group of adjusting blocks to move towards each other so as to adjust the vertical angle of the main coil assembly.
5. The apparatus of claim 1, wherein the first set of adjustment blocks comprises two adjustment blocks disposed opposite to each other on the left and right sides of the main coil assembly, and the second set of adjustment blocks comprises another two adjustment blocks disposed opposite to each other on the left and right sides of the main coil assembly; and rotating the first group of adjusting bolts and the second group of adjusting bolts to enable the first group of adjusting blocks and the second group of adjusting blocks to move in the same direction and in opposite directions so as to adjust the horizontal angle of the main coil assembly.
6. An adjusting method of an electromagnetic Hopkinson bar main coil is characterized by comprising the following steps:
setting up adjustment mechanism, adjustment mechanism includes: the adjusting device comprises a first group of adjusting bolts, a second group of adjusting bolts, an adjusting block base, a first group of adjusting blocks and a second group of adjusting blocks, wherein the first group of adjusting bolts and the second group of adjusting bolts are arranged in the adjusting block base; the first group of adjusting blocks and the second group of adjusting blocks clamp a main coil assembly provided with a main coil; the first group of adjusting bolts penetrate through the adjusting block base to be connected with the first group of adjusting blocks, and the second group of adjusting bolts penetrate through the adjusting block base to be connected with the second group of adjusting blocks;
and moving the first group of adjusting blocks and the second group of adjusting blocks by rotating the first group of adjusting bolts and the second group of adjusting bolts to adjust the position and/or the angle of the main coil assembly.
7. The method of claim 6, wherein the first set of tuning blocks and the second set of tuning blocks are disposed on left and right sides of the main coil assembly, respectively; the step of moving the first set of adjustment blocks and the second set of adjustment blocks to adjust the position of the main coil assembly by rotating the first set of adjustment bolts and the second set of adjustment bolts includes:
and rotating the first group of adjusting bolts and the second group of adjusting bolts to enable the first group of adjusting blocks and the second group of adjusting blocks to move oppositely or oppositely so as to adjust the up-down position of the main coil assembly.
8. The method of claim 6, wherein the first set of tuning blocks and the second set of tuning blocks are disposed on left and right sides of the main coil assembly, respectively; the step of moving the first set of adjustment blocks and the second set of adjustment blocks to adjust the position of the main coil assembly by rotating the first set of adjustment bolts and the second set of adjustment bolts includes:
and rotating the first group of adjusting bolts and the second group of adjusting bolts to enable the first group of adjusting blocks and the second group of adjusting blocks to move in the same direction so as to adjust the left and right positions of the main coil assembly.
9. The method of claim 6, wherein the first set of adjustment blocks comprises two adjustment blocks disposed opposite to each other on the left and right sides of the main coil assembly, and the second set of adjustment blocks comprises another two adjustment blocks disposed opposite to each other on the left and right sides of the main coil assembly; the step of moving the first set of adjustment blocks and the second set of adjustment blocks to adjust the angle of the main coil assembly by rotating the first set of adjustment bolts and the second set of adjustment bolts includes:
and rotating the first group of adjusting bolts and the second group of adjusting bolts to enable the two adjusting blocks included in the first group of adjusting blocks to move towards each other and the two adjusting blocks included in the second group of adjusting blocks to move in opposite directions, or enabling the two adjusting blocks included in the first group of adjusting blocks to move in opposite directions and the two adjusting blocks included in the second group of adjusting blocks to move towards each other so as to adjust the vertical angle of the main coil assembly.
10. The method of claim 6, wherein the first set of adjustment blocks comprises two adjustment blocks disposed opposite to each other on the left and right sides of the main coil assembly, and the second set of adjustment blocks comprises another two adjustment blocks disposed opposite to each other on the left and right sides of the main coil assembly; the step of moving the first set of adjustment blocks and the second set of adjustment blocks to adjust the angle of the main coil assembly by rotating the first set of adjustment bolts and the second set of adjustment bolts includes:
and rotating the first group of adjusting bolts and the second group of adjusting bolts to enable the first group of adjusting blocks and the second group of adjusting blocks to move in the same direction and in opposite directions so as to adjust the horizontal angle of the main coil assembly.
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| CN202110798667.0A CN113740183B (en) | 2021-07-15 | 2021-07-15 | Device and method for adjusting main coil of electromagnetic Hopkinson bar |
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| CN202110798667.0A CN113740183B (en) | 2021-07-15 | 2021-07-15 | Device and method for adjusting main coil of electromagnetic Hopkinson bar |
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