CN117233011A - Portable mechanical testing equipment - Google Patents

Portable mechanical testing equipment Download PDF

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Publication number
CN117233011A
CN117233011A CN202311444984.8A CN202311444984A CN117233011A CN 117233011 A CN117233011 A CN 117233011A CN 202311444984 A CN202311444984 A CN 202311444984A CN 117233011 A CN117233011 A CN 117233011A
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China
Prior art keywords
tooth structure
frame
gear tooth
stand
upright
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Granted
Application number
CN202311444984.8A
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Chinese (zh)
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CN117233011B (en
Inventor
孟思炜
刘合
贾德利
杨清海
裴晓含
陶嘉平
梁立豪
高扬
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China National Petroleum Corp Science And Technology Research Institute Co ltd
China National Petroleum Corp
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China National Petroleum Corp Science And Technology Research Institute Co ltd
China National Petroleum Corp
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Priority to CN202311444984.8A priority Critical patent/CN117233011B/en
Publication of CN117233011A publication Critical patent/CN117233011A/en
Application granted granted Critical
Publication of CN117233011B publication Critical patent/CN117233011B/en
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Abstract

The invention belongs to the technical field of petroleum mining, and discloses portable mechanical testing equipment which comprises a portable box, a test bed, a folding frame and a test knife. The portable box is internally provided with a base, and the test bed is arranged on the base in a sliding manner along a first direction; the folding frame comprises a foot seat, a vertical frame, a transverse frame, a sliding seat and a telescopic piece, wherein the foot seat is arranged on a base, the vertical frame is rotatably arranged on the foot seat, the transverse frame end is rotatably arranged on the vertical frame, the sliding seat is slidably arranged on the transverse frame in the first direction along the second direction, the telescopic piece is rotatably arranged on the sliding seat, and the first direction, the second direction and the vertical direction are perpendicular to each other, and the test knife is arranged on the telescopic piece. The folding frame can be in the state of expanding and accomodate the state and switch, and when expanding the state, the grudging post is perpendicular to base, and the crossbearer is perpendicular to grudging post, and the extensible member is perpendicular to crossbearer, and when accomodating the state, the grudging post rotates to the base and is on a parallel with the base, and the crossbearer rotates to coplanar with the grudging post, and the extensible member rotates to coplanar with the grudging post.

Description

Portable mechanical testing equipment
Technical Field
The invention relates to the technical field of petroleum mining, in particular to portable mechanical testing equipment.
Background
In the fields of petroleum exploration wells, underground and tunnel engineering, it is quite common to perform rock sample testing.
In the prior art, samples are generally retrieved from the field to a laboratory, and mechanical parameters are collected in the laboratory by adopting macroscopic test methods such as single-axis and triaxial rock mechanical experiments.
However, macroscopic test methods such as single-axis and triaxial rock mechanics experiments have higher requirements on the size and integrity of rock samples, and the samples are easy to break, so that the samples are difficult to reuse after each test, and repeated sampling is needed. Moreover, the instruments used in the experimental process are large in size, high in energy consumption and poor in accuracy.
Disclosure of Invention
The invention aims to provide portable mechanical testing equipment which can directly carry out scratch test on a rock sample in the field and has small volume.
To achieve the purpose, the invention adopts the following technical scheme:
portable mechanical testing device comprising:
a portable case having a base therein;
the test bed is arranged on the base in a sliding manner along a first direction and is used for placing a sample;
the folding frame comprises a foot seat, a vertical frame, a transverse frame, a sliding seat and a telescopic piece, wherein the foot seat is arranged at one end of the base in the first direction and is positioned at the side of the test bed in the second direction, one end of the vertical frame in the vertical direction is rotatably arranged on the foot seat, one end of the transverse frame in the first direction is rotatably arranged at the other end of the vertical frame in the vertical direction, the sliding seat is slidably arranged at the other end of the transverse frame in the first direction along the second direction, one end of the telescopic piece in the vertical direction is rotatably arranged on the sliding seat, and the first direction, the second direction and the vertical direction are perpendicular to each other;
the test knife is arranged at the other end of the telescopic piece in the vertical direction;
the folding frame can be switched between an unfolding state and a storage state, when in the unfolding state, the vertical frame is perpendicular to the base, the transverse frame is perpendicular to the vertical frame, the telescopic piece is perpendicular to the transverse frame, when in the storage state, the vertical frame rotates to the base and is parallel to the base, the transverse frame rotates to be coplanar with the vertical frame, and the telescopic piece rotates to be coplanar with the vertical frame.
Optionally, the stand includes first support and second support, the grudging post includes first stand and second stand, first support sets up the test bench is in one side on the second direction, the second support sets up the test bench is in the opposite side on the second direction, first stand rotatable setting is in on the first support, the rotatable setting of second stand is in on the second support, the crossbearer is in the rotatable setting of one end on the first direction is in on the first stand with the second stand.
Optionally, the folding frame further comprises a first adjusting bolt, the first adjusting bolt passes through the first support to be in threaded connection with the first upright post, a first gear tooth structure is arranged on the first support, a second gear tooth structure is arranged on the first upright post, and the first gear tooth structure is meshed with the second gear tooth structure;
the folding frame further comprises a second adjusting bolt, the second adjusting bolt penetrates through the second support to be in threaded connection with the second upright post, a third gear structure is arranged on the second support, a fourth gear structure is arranged on the second upright post, and the third gear structure is meshed with the fourth gear structure.
Optionally, the folding frame further comprises a third adjusting bolt, the third adjusting bolt passes through the first upright post and is in threaded connection with one end of the transverse frame in the second direction, a fifth gear tooth structure is arranged on the first upright post, a sixth gear tooth structure is arranged on the transverse frame, and the fifth gear tooth structure is meshed with the sixth gear tooth structure;
the folding frame further comprises a fourth adjusting bolt, the fourth adjusting bolt penetrates through the second upright post to be in threaded connection with the other end of the transverse frame in the second direction, a seventh gear tooth structure is arranged on the second upright post, an eighth gear tooth structure is arranged on the transverse frame, and the seventh gear tooth structure is meshed with the eighth gear tooth structure.
Optionally, the folding frame further comprises a fifth adjusting bolt, the fifth adjusting bolt penetrates through the telescopic piece to be in threaded connection with the sliding seat, a ninth gear tooth structure is arranged on the telescopic piece, a tenth gear tooth structure is arranged on the sliding seat, and the ninth gear tooth structure is meshed with the tenth gear tooth structure.
Optionally, the test bench further comprises a driving cylinder and a first displacement identifier, wherein the driving cylinder is arranged on the base and connected with the test bench to drive the test bench to slide, and the first displacement identifier is arranged on the base and located on the side of the test bench in the second direction.
Optionally, the folding frame further comprises a driving screw rod and a second displacement identifier, the driving screw rod is rotatably arranged on the transverse frame and in threaded connection with the sliding seat, the sliding seat can be driven to slide by rotation of the driving screw rod, and the second displacement identifier is arranged on the transverse frame.
Optionally, the device further comprises a clamp, wherein the clamp comprises at least two chucks, and each chuck is movably arranged on the test stand so as to be close to or far away from each other.
Optionally, the device further comprises an acquisition module, the acquisition module comprises a camera and a liftable support, the clamp holder comprises two clamping heads which can be mutually close to or far away from each other along the second direction, the liftable support is detachably arranged on the test bed and located on the side of the clamp holder in the first direction, and the camera is arranged on the liftable support.
Optionally, one of the telescopic piece and the test knife is provided with a clamping groove, the other is provided with a protrusion, and the protrusion is embedded and magnetically attracted in the clamping groove.
Advantageous effects
When the portable mechanical testing equipment is used, firstly, the portable box is opened, the vertical frame is rotated to be vertical to the base and then fixed, the transverse frame is rotated to be vertical to the vertical frame and then fixed, the telescopic piece is rotated to be vertical to the transverse frame and then fixed, so that the folding frame is in an unfolding state, then, a sample is placed and fixed on the test bench, the test bench is slid, the position of the sample is adjusted, meanwhile, the sliding seat is slid, the telescopic piece is retracted, and the position of the test knife is adjusted, so that the relative positioning of the sample and the test knife is realized, and then, the sample is subjected to scratch test by utilizing the extension of the telescopic piece and the sliding of the sliding seat to drive the test knife, so that various parameters of the sample can be obtained. After the test is completed, the stand is rotated towards the direction of the base, so that the stand is parallel to the base, meanwhile, the transverse frame is rotated towards the direction away from the stand, the transverse frame and the stand are coplanar, the telescopic piece is rotated by taking the first direction as an axis, and the telescopic piece, the transverse frame and the stand are coplanar, so that the folding frame is in a storage state, the occupied space of the portable mechanical test equipment is greatly reduced, and the portable function is realized.
Drawings
FIG. 1 is a schematic diagram of a portable mechanical testing device according to an embodiment of the present invention in a storage state;
FIG. 2 is a front view of a portable mechanical testing device according to an embodiment of the present invention in an unfolded state (with the portable case hidden);
FIG. 3 is a right side view of the portable mechanical testing device provided by the embodiment of the present invention in an unfolded state (with the portable case hidden);
fig. 4 is a front view of a portable case provided by an embodiment of the present invention.
In the figure:
100. a portable case; 101. a base; 102. a slide rail; 103. a test bed; 104. a drive cylinder; 105. a first displacement identifier; 106. a holder; 107. an operation table; 108. an operation knob; 109. a case cover; 110. a case; 111. a handle; 112. locking; 113. a shock isolation seat; 114. a buffer block;
200. a folding frame; 201. a foot stand; 2011. a first support; 2012. a second support; 202. a vertical frame; 2021. a first upright; 2022. a second upright; 203. a cross frame; 204. a slide; 205. a telescoping member; 206. a first adjusting bolt; 207. a second adjusting bolt; 208. a third adjusting bolt; 209. a fifth adjusting bolt; 210. driving a screw rod; 211. a second displacement identification member;
300. a test knife;
400. an acquisition module; 401. a camera; 402. a liftable support; 403. and a regulator.
Detailed Description
The invention is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present invention are shown in the drawings.
In the description of the present invention, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", "left", and the like are orientation or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the invention. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.
As shown in fig. 1 to 3, the present embodiment provides a portable mechanical testing apparatus including a portable case 100, a test stand 103, a folding stand 200, and a test blade 300.
The portable box 100 is internally provided with a base 101, a test bed 103 is arranged on the base 101 in a sliding manner along a first direction, and the test bed 103 is used for placing a sample; the folding stand 200 comprises a foot stand 201, a vertical stand 202, a transverse stand 203, a sliding seat 204 and a telescopic piece 205, wherein the foot stand 201 is arranged at one end of the base 101 in the first direction and is positioned at the side of the test stand 103 in the second direction, one end of the vertical stand 202 in the vertical direction is rotatably arranged on the foot stand 201, one end of the transverse stand 203 in the first direction is rotatably arranged at the other end of the vertical stand 202 in the vertical direction, the sliding seat 204 is slidably arranged at the other end of the transverse stand 203 in the first direction along the second direction, one end of the telescopic piece 205 in the vertical direction is rotatably arranged on the sliding seat 204, the first direction, the second direction and the vertical direction are perpendicular, and the test knife 300 is arranged at the other end of the telescopic piece 205 in the vertical direction. The folding stand 200 is switchable between an unfolded state in which the stand 202 is perpendicular to the base 101, the cross frame 203 is perpendicular to the stand 202, and the telescopic member 205 is perpendicular to the cross frame 203, and a storage state in which the stand 202 is rotated toward the base 101 and parallel to the base 101, the cross frame 203 is rotated to be coplanar with the stand 202, and the telescopic member 205 is rotated to be coplanar with the stand 202.
When the portable mechanical testing device provided in this embodiment is used, first, the portable case 100 is opened, the stand 202 is rotated to be vertical to the base 101 and then fixed, the transverse frame 203 is rotated to be vertical to the stand 202 and then fixed, the telescopic piece 205 is rotated to be vertical to the transverse frame 203 and then fixed, so that the folding frame 200 is in an unfolding state, then, a sample is placed and fixed on the test stand 103, then, the test stand 103 is slid, the position of the sample is adjusted, meanwhile, the sliding seat 204 is slid, the telescopic piece 205 is retracted, the position of the test knife 300 is adjusted, and therefore, the relative positioning of the sample and the test knife 300 is realized, and then, the scratch test is performed on the sample by utilizing the extension of the telescopic piece 205 and the sliding of the sliding seat 204, so that various parameters of the sample can be obtained. After the test is completed, the stand 202 is rotated towards the direction of the base 101, so that the stand 202 is parallel to the base 101, meanwhile, the transverse frame 203 is rotated towards the direction far away from the stand 202, the transverse frame 203 and the stand 202 are coplanar, the telescopic piece 205 is rotated by taking the first direction as an axis, and the telescopic piece 205, the transverse frame 203 and the stand 202 are coplanar, so that the folding frame 200 is in a storage state, the occupied space of the portable mechanical test equipment is greatly reduced, and the portable function is realized.
From the unfolded state to the storage state, the stand 202 is switched from extending along the vertical direction to extending along the first direction, and the footstand 201 is arranged at one end of the base 101 in the first direction, so that the projection of the stand 202 in the vertical direction is mainly positioned on the base 101, and the occupation of the stand 202 in the first direction after being placed flat is reduced. The cross frame 203 is connected to one end of the stand 202 to facilitate rotation to a coplanar state with the stand 202. From the unfolded state to the storage state, the expansion piece 205 is switched from extending along the vertical direction to extending along the second direction and is also positioned in the plane of the stand 202, so that the size of the stored folding frame 200 in the first direction is prevented from being oversized, and portability is improved.
Specifically, the stand 201 includes a first support 2011 and a second support 2012, the stand 202 includes a first upright 2021 and a second upright 2022, the first support 2011 is disposed on one side of the test stand 103 in the second direction, the second support 2012 is disposed on the other side of the test stand 103 in the second direction, the first upright 2021 is rotatably disposed on the first support 2011, the second upright 2022 is rotatably disposed on the second support 2012, and one end of the cross frame 203 in the first direction is rotatably disposed on the first upright 2021 and the second upright 2022.
Optionally, the folding frame 200 further includes a first adjusting bolt 206, where the first adjusting bolt 206 passes through the first support 2011 to be in threaded connection with the first upright 2021, a first gear tooth structure is disposed on the first support 2011, and a second gear tooth structure is disposed on the first upright 2021, where the first gear tooth structure and the second gear tooth structure are meshed. The folding frame 200 further includes a second adjusting bolt 207, where the second adjusting bolt 207 passes through a second support 2012 to be in threaded connection with the second upright 2022, a third gear structure is provided on the second support 2012, and a fourth gear structure is provided on the second upright 2022, where the third gear structure is engaged with the fourth gear structure. The first adjusting bolt 206 is loosened by screwing operation, the engagement of the first gear tooth structure and the second gear tooth structure can be unlocked, the second adjusting bolt 207 is loosened by screwing operation, the engagement of the third gear tooth structure and the fourth gear tooth structure can be unlocked, therefore, the first upright 2021 and the second upright 2022 can be freely rotated to achieve an unfolding state or a storage state, after the first upright 2021 and the second upright 2022 are adjusted to a required state, the first adjusting bolt 206 is screwed to enable the first upright 2021 and the first support 2011 to be mutually compressed, the first gear tooth structure and the second gear tooth structure are mutually engaged and interlocked, the second adjusting bolt 207 is screwed to enable the second upright 2022 and the second support 2012 to be mutually compressed, and the third gear tooth structure and the fourth gear tooth structure are mutually engaged and interlocked, and fixing of the first upright 2021 and the second upright 2022 is achieved.
Optionally, the folding frame 200 further includes a third adjusting bolt 208, where the third adjusting bolt 208 passes through the first upright 2021 and is screwed with one end of the transverse frame 203 in the second direction, a fifth gear tooth structure is disposed on the first upright 2021, and a sixth gear tooth structure is disposed on the transverse frame 203, where the fifth gear tooth structure and the sixth gear tooth structure are meshed; the folding frame 200 further comprises a fourth adjusting bolt, the fourth adjusting bolt passes through the second upright 2022 to be in threaded connection with the other end of the transverse frame 203 in the second direction, a seventh gear tooth structure is arranged on the second upright 2022, an eighth gear tooth structure is arranged on the transverse frame 203, and the seventh gear tooth structure is meshed with the eighth gear tooth structure. The engagement of the fifth and sixth gear tooth structures can be unlocked by loosening the third adjusting bolt 208 through a screwing operation, and the engagement of the seventh and eighth gear tooth structures can be unlocked by loosening the fourth adjusting bolt through a screwing operation, whereby the cross frame 203 can be freely rotated to reach an expanded state or a housed state, and after adjusting the cross frame 203 to a desired state, the third adjusting bolt 208 is screwed to press the first upright 2021 and the cross frame 203 against each other, thereby re-engaging and interlocking the fifth and sixth gear tooth structures, and the fourth adjusting bolt is screwed to press the second upright 2022 and the cross frame 203 against each other, thereby re-engaging and interlocking the seventh and eighth gear tooth structures, and fixing the cross frame 203.
Optionally, the folding frame 200 further includes a fifth adjusting bolt 209, where the fifth adjusting bolt 209 passes through the telescopic member 205 and is in threaded connection with the sliding seat 204, a ninth gear tooth structure is disposed on the telescopic member 205, and a tenth gear tooth structure is disposed on the sliding seat 204, where the ninth gear tooth structure is meshed with the tenth gear tooth structure. The engagement of the ninth gear tooth structure and the tenth gear tooth structure can be unlocked by loosening the fifth adjusting bolt 209 through the screwing operation, and thus the expansion member 205 can be freely rotated to reach the expanded state or the housed state, and after the expansion member 205 is adjusted to the desired state, the fifth adjusting bolt 209 is screwed to compress the expansion member 205 and the slide seat 204 against each other, thereby the ninth gear tooth structure and the tenth gear tooth structure are engaged again and interlocked, and the fixation of the expansion member 205 is realized.
Optionally, the portable mechanical testing device further includes a driving cylinder 104 and a first displacement identifier 105, where the driving cylinder 104 is disposed on the base 101 and connected to the test stand 103 to drive the test stand 103 to slide, and the first displacement identifier 105 is disposed on the base 101 and located at a side of the test stand 103 in the second direction. In this embodiment, the first displacement marker 105 is provided with a plurality of marker scales.
Optionally, the folding frame 200 further includes a driving screw 210 and a second displacement identifier 211, where the driving screw 210 is rotatably disposed on the transverse frame 203 and is in threaded connection with the sliding seat 204, and the sliding seat 204 can be driven to slide by the rotation of the driving screw 210, and the second displacement identifier 211 is disposed on the transverse frame 203.
Optionally, the portable mechanical testing device further comprises a gripper 106, the gripper 106 comprising at least two grippers, each gripper being movably arranged on the test bed 103 to be moved towards or away from each other. In this embodiment, a rubber pad is provided on the chuck to avoid damaging the sample.
Optionally, the portable mechanical testing device further includes an acquisition module 400, the acquisition module 400 includes a camera 401 and a liftable stand 402, the gripper 106 includes two chucks that can be moved closer to or away from each other along the second direction, the liftable stand 402 is detachably disposed on the test stand 103 and is located at a side of the gripper 106 in the first direction, and the camera 401 is disposed on the liftable stand 402. As each collet grips the sample, the camera 401 is facing the sample in a first direction, and an image of the sample is acquired. The liftable bracket 402 is provided with an adjustor 403 for adjusting the height of the liftable bracket 402, so that the height of the camera 401 is adjusted, and the camera 401 can always face the sample. The liftable support 402 is fixed to the test stand 103 by bolts, and after the test is completed, the bolts are loosened, and the acquisition module 400 is detached and mounted in the space of the portable case 100. In this embodiment, the liftable bracket 402 is provided with a latch, and the camera 401 is mounted on the latch.
As shown in fig. 1 and 4, in the present embodiment, the portable case 100 has dimensions 930mm×600mm×210mm, and is capable of accommodating the folding stand 200 and the detached collection module 400 in the accommodated state. Specifically, the portable case includes a case cover 109 and a case body 110, the base 101 is fixed to the bottom of the case body 110, and a shock-insulating seat 113, such as a rubber seat, is further provided between the base 101 and the case body 110. The collection module 400 is detached and installed into the box 110, the folding frame 200 is folded, the box cover 109 hinged on the box 110 is buckled, and the box 110 and the box cover 109 are locked by the lock catch 112, so that the device can be carried. A buffer block 114 is also provided on the inner wall of the case cover 109 to prevent the case from making hard contact with the internal device. In this embodiment, the shackle 112 is a seal lock. For portability, a nylon or cowhide handle 111 is provided on each of the case 110 and cover 109.
Alternatively, one of the telescopic piece 205 and the test knife 300 is provided with a clamping groove, and the other is provided with a protrusion which is embedded and magnetically attracted in the clamping groove. In this embodiment, the test blade 300 is provided with a protrusion, and the telescopic member 205 is provided with a clamping groove, so that the test blade 300 can be conveniently mounted and dismounted. In this embodiment, the test blade 300 includes a main body portion and a blade portion, wherein the main body portion is made of an alloy made of metal iron, cobalt and nickel, and the blade portion is made of diamond.
In this embodiment, the base 101 is provided with a display screen and an operation panel 107. The display screen is connected with the base 101 through the rotating shaft, so that the display screen can be randomly adjusted in angle, and the display screen can be rotated to be attached to the base 101, thereby saving space. The console 107 has a microchip, an integrated circuit, and a battery inside. The console 107 is provided with a plurality of prefabricated mounting holes for setting a data interface for inserting a memory card or a memory and a plurality of operation buttons 108. Specifically, the operation buttons 108 include a power on button, a test button, a pause button, an end button, a clear data button, a scratch adjustment knob, a force adjustment knob, and the like. After the positioning adjustment of the test knife 300 and the sample is completed, the start button is pressed, the display screen is waited for displaying that the start is completed, the scratch adjusting knob is twisted to select the required scratch depth, the power adjusting knob 1 is twisted to select the required force, for example, the fixed depth is selected to perform the centimeter-level scratch test, then the test button is pressed to start the test, the real-time test data are arranged on the display screen, the pause button can be pressed halfway to pause the test, and the end button is pressed to end the test and automatically save the data when the test is ended.
It is to be understood that the above examples of the present invention are provided for clarity of illustration only and are not limiting of the embodiments of the present invention. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the invention. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.

Claims (10)

1. Portable mechanical testing device, characterized in that it comprises:
a portable case (100), wherein a base (101) is provided in the portable case (100);
a test bed (103), the test bed (103) being slidably arranged on the base (101) along a first direction, the test bed (103) being used for placing a sample;
the folding frame (200) comprises a foot seat (201), a vertical frame (202), a transverse frame (203), a sliding seat (204) and a telescopic piece (205), wherein the foot seat (201) is arranged at one end of the base (101) in the first direction and is positioned at the side of the test bed (103) in the second direction, one end of the vertical frame (202) in the vertical direction is rotatably arranged on the foot seat (201), one end of the transverse frame (203) in the first direction is rotatably arranged at the other end of the vertical frame (202), the sliding seat (204) is slidably arranged at the other end of the transverse frame (203) in the first direction along the second direction, one end of the telescopic piece (205) in the vertical direction is rotatably arranged on the sliding seat (204), and the first direction, the second direction and the vertical direction are perpendicular to each other;
a test blade (300) provided at the other end of the expansion element (205) in the vertical direction;
the folding frame (200) can be switched between an unfolding state and a storage state, in the unfolding state, the vertical frame (202) is perpendicular to the base (101), the transverse frame (203) is perpendicular to the vertical frame (202), and the telescopic piece (205) is perpendicular to the transverse frame (203); in the storage state, the stand (202) rotates towards the base (101) and is parallel to the base (101), the transverse frame (203) rotates to be coplanar with the stand (202), and the telescopic piece (205) rotates to be coplanar with the stand (202).
2. The portable mechanical testing device according to claim 1, wherein the foot stand (201) comprises a first support (2011) and a second support (2012), the stand (202) comprises a first upright (2021) and a second upright (2022), the first support (2011) is arranged on one side of the test stand (103) in the second direction, the second support (2012) is arranged on the other side of the test stand (103) in the second direction, the first upright (2021) is rotatably arranged on the first support (2011), the second upright (2022) is rotatably arranged on the second support (2012), and one end of the cross frame (203) in the first direction is rotatably arranged on the first upright (2021) and the second upright (2022).
3. The portable mechanical testing device according to claim 2, wherein the folding leg (200) further comprises a first adjusting bolt (206), the first adjusting bolt (206) being screwed with the first upright (2021) through the first support (2011), a first gear tooth structure being provided on the first support (2011), a second gear tooth structure being provided on the first upright (2021), the first gear tooth structure being engaged with the second gear tooth structure;
the folding frame (200) further comprises a second adjusting bolt (207), the second adjusting bolt (207) penetrates through the second support (2012) to be in threaded connection with the second upright post (2022), a third wheel tooth structure is arranged on the second support (2012), a fourth wheel tooth structure is arranged on the second upright post (2022), and the third wheel tooth structure is meshed with the fourth wheel tooth structure.
4. The portable mechanical testing device according to claim 2, wherein the folding leg (200) further comprises a third adjusting bolt (208), the third adjusting bolt (208) is screwed with one end of the transverse leg (203) in the second direction through the first upright (2021), a fifth gear tooth structure is arranged on the first upright (2021), a sixth gear tooth structure is arranged on the transverse leg (203), and the fifth gear tooth structure is meshed with the sixth gear tooth structure;
the folding frame (200) further comprises a fourth adjusting bolt, the fourth adjusting bolt penetrates through the second upright post (2022) to be in threaded connection with the other end of the transverse frame (203) in the second direction, a seventh gear tooth structure is arranged on the second upright post (2022), an eighth gear tooth structure is arranged on the transverse frame (203), and the seventh gear tooth structure is meshed with the eighth gear tooth structure.
5. The portable mechanical testing device according to claim 1, wherein the folding frame (200) further comprises a fifth adjusting bolt (209), the fifth adjusting bolt (209) passes through the telescopic member (205) and is in threaded connection with the sliding seat (204), a ninth gear tooth structure is arranged on the telescopic member (205), a tenth gear tooth structure is arranged on the sliding seat (204), and the ninth gear tooth structure is meshed with the tenth gear tooth structure.
6. The portable mechanical testing device according to claim 1, further comprising a drive cylinder (104) and a first displacement marker (105), the drive cylinder (104) being arranged on the base (101) and being connected to the test stand (103) for driving the test stand (103) to slide, the first displacement marker (105) being arranged on the base (101) and being located laterally of the test stand (103) in the second direction.
7. The portable mechanical testing device according to claim 1, wherein the folding frame (200) further comprises a driving screw (210) and a second displacement identifier (211), the driving screw (210) is rotatably arranged on the transverse frame (203) and is in threaded connection with the sliding seat (204), the sliding seat (204) can be driven to slide by the rotation of the driving screw (210), and the second displacement identifier (211) is arranged on the transverse frame (203).
8. The portable mechanical testing device according to claim 1, further comprising a holder (106), the holder (106) comprising at least two jaws, each of the jaws being movably arranged on the test stand (103) to be moved towards or away from each other.
9. The portable mechanical testing device according to claim 8, further comprising a collection module (400), the collection module (400) comprising a camera (401) and a liftable support (402), the holder (106) comprising two grippers that can be moved closer to or further away from each other in a second direction, the liftable support (402) being detachably arranged on the test stand (103) and being located laterally of the holder (106) in the first direction, the camera (401) being arranged on the liftable support (402).
10. The portable mechanical testing device according to claim 1, wherein one of the telescopic member (205) and the test blade (300) is provided with a clamping groove, and the other is provided with a protrusion, and the protrusion is embedded and magnetically attracted in the clamping groove.
CN202311444984.8A 2023-11-02 2023-11-02 Portable mechanical testing equipment Active CN117233011B (en)

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CN206348278U (en) * 2017-01-17 2017-07-21 河南工程学院 A kind of macroscopical crack observation device of uniaxial compression coal petrography
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