CN115791377B - Device for stretching detection - Google Patents
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- CN115791377B CN115791377B CN202211614074.5A CN202211614074A CN115791377B CN 115791377 B CN115791377 B CN 115791377B CN 202211614074 A CN202211614074 A CN 202211614074A CN 115791377 B CN115791377 B CN 115791377B
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- 239000002184 metal Substances 0.000 claims abstract description 43
- 238000009864 tensile test Methods 0.000 claims abstract description 18
- 238000001125 extrusion Methods 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000009471 action Effects 0.000 abstract description 4
- 238000005452 bending Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
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- 239000000463 material Substances 0.000 description 2
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- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000010168 coupling process Methods 0.000 description 1
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Abstract
The application discloses a device for tensile detection, which relates to the technical field of tensile tests and comprises two clamp discs arranged on opposite sides, and detection mechanisms commonly arranged on the surfaces of the two clamp discs. According to the application, through the conveying mechanism, the tail ends of the two movable plates are pressed to be close to each other, meanwhile, the metal wires in the movable plates can be clamped, one end of each metal wire in the clamped state can be placed at the end of the inner sleeve and the outer sleeve is reset through sliding the metal wires, at the moment, the movable plates can form the clamped state of the wires independently under the action of the elasticity of the springs, the outer sleeve slides on the surface of the inner sleeve, and the input of the metal wires in the movable plates is realized, so that the problems that in the prior art, the tail ends of the metal wires are required to be placed at the inner side of the clamp completely through manual operation, clamping deflection is easy to occur due to bending of the wires, and meanwhile, the operation is inconvenient due to the fact that the clamping space at the inner side of the clamp is narrower are solved.
Description
Technical Field
The application belongs to the technical field of tensile tests, and particularly relates to a device for tensile detection.
Background
The tensile test refers to a test method for measuring the properties of a material under an axial tensile load. The data obtained by the tensile test can be used for determining the elastic limit, elongation, elastic modulus, proportion limit, area reduction amount, tensile strength, yield point, yield strength and other tensile performance indexes of the material. Creep data can be obtained from tensile tests conducted at high temperatures.
In order to realize the detection of the performance of the metal section, a tensile test device is generally used for carrying out tensile test on the metal section, and in order to realize the fixation of the section, clamps are matched on the tensile test device for clamping and fixing the section, and the tensile test device can be roughly divided into a tubular shape, a thread shape, a plate shape and the like according to the different sections;
when a stretching experiment is carried out on the wire-shaped metal section, the wire-shaped metal section has certain toughness, is easy to bend when placed in the clamp, and the tail end of the wire-shaped metal section is manually taken, placed and clamped in the traditional stretching experiment, so that the clamping precision is easily reduced due to bending of a wire rod in the process, the situation that detachment is easily caused in the subsequent detection process is caused, the operation is complicated due to manual taking and placing, and a plurality of people are required to carry out matching operation, so that the wire-shaped metal section is inconvenient to use;
we have therefore made improvements to this and have proposed a device for stretch detection.
Disclosure of Invention
The application aims to provide a device for stretching detection, which solves the problems that in the prior art, a metal wire is clamped by manual operation and is required to be taken and placed, and the operation is relatively inconvenient by arranging a conveying mechanism and a non-return mechanism.
In order to solve the technical problems, the application is realized by the following technical scheme:
the application relates to a device for stretching detection, which comprises two clamp plates arranged on opposite sides, wherein detection mechanisms are commonly arranged on the surfaces of the two clamp plates, each detection mechanism comprises a frame body, driving mechanisms symmetrically arranged on two sides of the top of the frame body, an electric control cabinet arranged on one side of the frame body, and a guide conveying mechanism arranged on one side of the clamp plate, and a connecting mechanism is arranged between the clamp plate and the guide conveying mechanism;
the guiding and conveying mechanism comprises a non-return mechanism for non-return of the metal rope and a conveying mechanism connected with the non-return mechanism and used for conveying the clamping end of the metal rope;
the check mechanism further comprises an end, connecting rods are fixedly connected to two sides of the end, a threaded rod is connected to the top of the end in a threaded mode, one end of the threaded rod penetrates through the end to be provided with a collision plate through a shaft seat movably, a movable groove is formed in the bottom of the collision plate, a ratchet wheel is installed through the movable groove in a rotating mode, check teeth are installed inside the movable groove, close to the ratchet wheel, through a pin shaft movably, and torsion springs are installed on the back of the check teeth.
Further, conveying mechanism includes the inner skleeve that is connected with end one end, the bar groove has all been seted up to the top and the bottom of inner skleeve, the guide way has all been seted up to the both sides of inner skleeve, the outer sleeve has been cup jointed through the guide way slip to the inner skleeve, the rectangular channel that corresponds and the adaptation with the bar groove has all been seted up to the top and the bottom of outer sleeve, the internally mounted in rectangular channel has extrusion part.
Further, the extrusion part comprises a movable plate movably mounted in the rectangular groove through a pin shaft, two opposite sides of the movable plate are provided with propping contacts, and two ends of the outer side face of the movable plate are fixedly provided with pressing handles.
Further, an arc-shaped groove coaxial with the movable plate is formed in the inner wall of the outer sleeve, a spring is fixedly installed in the arc-shaped groove, the free end of the spring is fixedly connected with the corresponding movable plate, and the movable plate is in sliding connection with the outer sleeve through the arc-shaped groove.
Further, the anchor clamps dish includes the disk body, the one end threaded connection of disk body has the lead screw, the one end of lead screw has the arm-tie through axle bed movable mounting, the equal joint in both sides of arm-tie has the holder, the inboard sliding connection of holder and disk body, the both sides of disk body upper surface and lower surface all symmetry are equipped with the stopper that is used for carrying out spacing to the holder.
Further, the coupling mechanism is including opening the block groove and with the block post of block groove looks adaptation in disk body one side, the quantity of block post is a plurality of, a plurality of the block post is equally divided into two sets of, every group the surface of block post is fixedly connected with the arc jointly, the outside and the connecting rod free end fixed connection that corresponds of arc.
Further, connecting pieces are fixedly connected to the top and the bottom of the arc-shaped plate, and connecting bolts are connected to the surfaces of the connecting pieces in a threaded mode.
Further, the clamp disc further comprises a connecting clamping column fixedly connected with the other end of the screw rod, and a pin hole is formed in the surface of the connecting clamping column.
Further, the trapezoidal groove is formed in the middle of the clamp disc, two clamping pieces are symmetrically distributed on two sides of the inner portion of the trapezoidal groove relative to the circle center of the disc body, and internal threads matched with the screw rod are formed in the inner portion of the disc body.
The application has the following beneficial effects:
1. through the conveying mechanism, the tail ends of the two movable plates are pressed to be close to each other, meanwhile, metal wires in the movable plates can be clamped, one end of each metal wire in a clamping state can be placed at the end part of the inner sleeve and the outer sleeve is reset through sliding the metal wires, at the moment, the movable plates can form the clamping state of the wires independently under the action of the elastic force of the springs, the outer sleeve is slid on the surface of the inner sleeve to realize the input of the metal wires in the movable plates, the movable plates can be placed at the inner side of the clamping piece, and the problems that in the prior art, the tail ends of the metal wires are required to be placed at the inner side of the clamp completely through manual operation, clamping deflection is easy to occur due to bending of the wires, and meanwhile, the operation is inconvenient due to the fact that the clamping space at the inner side of the clamp is narrower are solved;
2. through the non-return mechanism, before the conveying mechanism conveys, one end of the metal wire rod passes through the end head in advance, and the threaded rod is rotated to enable one end of the threaded rod to abut against the plate to slide in the direction close to the metal wire rod, so that the ratchet wheel abuts against the surface of the metal wire rod, the metal wire rod can be limited to slide in the end head in one direction, the metal wire rod is prevented from sliding off in the conveying process, and the operation and the use of staff are facilitated;
of course, it is not necessary for any one product to practice the application to achieve all of the advantages set forth above at the same time.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those skilled in the art from this disclosure that the drawings described below are merely exemplary and that other embodiments may be derived from the drawings provided without undue effort.
FIG. 1 is a schematic view of a clamp plate structure for a tension detecting device according to the present application;
FIG. 2 is a schematic diagram of an exploded structure of a device for tensile testing according to the present application;
FIG. 3 is a schematic top view of a device for tensile testing according to the present application;
FIG. 4 is a schematic diagram of a conveying mechanism of a device for tensile testing according to the present application;
FIG. 5 is a schematic diagram showing a disassembly structure of a conveying mechanism of a device for tensile testing according to the present application;
FIG. 6 is a schematic diagram of a check mechanism of a device for stretch testing according to the present application;
FIG. 7 is a schematic cross-sectional view of a conveying mechanism of a device for stretch detection according to the present application;
FIG. 8 is an enlarged schematic view of the structure of FIG. 5A of an apparatus for tensile testing according to the present application;
fig. 9 is a schematic overall plan view of a device for tensile testing according to the present application.
In the drawings, the list of components represented by the various numbers is as follows:
1. a clamp plate; 101. a tray body; 102. a screw rod; 103. pulling a plate; 104. a clamping member; 105. a limiting block; 106. connecting the clamping columns;
2. a connecting mechanism; 201. a clamping groove; 202. a clamping column; 203. an arc-shaped plate; 204. a connecting sheet; 205. a connecting bolt;
3. a non-return mechanism; 301. an end head; 302. a connecting rod; 303. a threaded rod; 304. a contact plate; 305. a movable groove; 306. a ratchet wheel; 307. check teeth; 308. a torsion spring;
4. a conveying mechanism; 401. an inner sleeve; 402. a bar-shaped groove; 403. a guide groove; 404. an outer sleeve; 405. rectangular grooves; 406. a movable plate; 407. a contact; 408. pressing the handle; 409. an arc-shaped groove; 410. a spring;
5. a conveying mechanism; 501. a frame body; 502. a driving mechanism; 503. and an electric control cabinet.
Detailed Description
Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples are not representative of all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus consistent with some aspects of the disclosure as detailed in the accompanying claims.
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Example 1
Referring to fig. 1 to 9, the present application provides a technical solution: the device for stretching detection comprises two clamp discs 1 arranged on opposite sides, wherein detection mechanisms 5 are commonly arranged on the surfaces of the two clamp discs 1, and each detection mechanism 5 comprises a frame body 501, driving mechanisms 502 symmetrically arranged on two sides of the top of the frame body 501 and an electric control cabinet 503 arranged on one side of the frame body 501;
the device also comprises a guide conveying mechanism arranged on one side of the clamp disc 1, and a connecting mechanism 2 is arranged between the clamp disc 1 and the guide conveying mechanism;
the clamp disc 1 comprises a disc body 101, one end of the disc body 101 is in threaded connection with a screw rod 102, one end of the screw rod 102 is movably provided with a pull plate 103 through a shaft seat, two sides of the pull plate 103 are respectively clamped with a clamping piece 104, the clamping pieces 104 are in sliding connection with the inner side of the disc body 101, two sides of the upper surface and the lower surface of the disc body 101 are symmetrically provided with limiting blocks 105 used for limiting the clamping pieces 104, and the clamping pieces 104 can slide in the disc body 101 and simultaneously limit the horizontal height of the disc body through the arrangement of the limiting blocks 105, so that the disc body cannot independently move up and down;
the fixture disc 1 further comprises a connecting clamping column 106 fixedly connected with the other end of the screw rod 102, a pin hole is formed in the surface of the connecting clamping column 106, and through the arrangement of the connecting clamping column 106, the fixture can be connected with two output end parts on the stay cord experimental equipment through a pin shaft, so that the disassembly and assembly operations are facilitated, a trapezoid groove is formed in the middle of the fixture disc 1, two clamping pieces 104 are symmetrically distributed on two sides of the inside of the trapezoid groove relative to the circle center of the disc body 101, and internal threads matched with the screw rod 102 are formed in the inside of the disc body 101;
specifically, when the screw rod 102 is rotated during use, the screw rod 102 drives the pull plate 103 to slide in the trapezoid groove, and when the pull plate 103 slides in a direction close to the connecting mechanism 2, the two clamping pieces 104 synchronously push outwards, so that the distance between the two clamping pieces is shortened, the metal wires on the inner sides of the two clamping pieces can be clamped, and similarly, the screw rod 102 is reversely rotated, so that the pull plate 103 reversely slides, the two clamping pieces 104 are mutually far away, and the wire is taken after clamping.
Example 2
The guiding and conveying mechanism comprises a non-return mechanism 3 for non-return of the metal rope and a conveying mechanism 4 connected with the non-return mechanism 3 and used for conveying the clamping end of the metal rope;
the non-return mechanism 3 further comprises an end 301, connecting rods 302 are fixedly connected to two sides of the end 301, a threaded rod 303 is connected to the top of the end 301 in a threaded manner, one end of the threaded rod 303 penetrates through the end 301 and is movably provided with a collision plate 304 through a shaft seat, two sides of the collision plate 304 are slidably connected with the inner wall of the end 301, a movable groove 305 is formed in the bottom of the collision plate 304, a ratchet 306 is rotatably arranged on the collision plate 304 through the movable groove 305, a non-return tooth 307 is movably arranged in the movable groove 305 near the ratchet 306 through a pin shaft, a torsion spring 308 is arranged on the back of the non-return tooth 307, the non-return tooth 307 is convenient to reset in time, as shown in fig. 6, a metal wire is arranged in the end 301, the threaded rod 303 is rotated to enable the ratchet 306 on the collision plate 304 to be clung to the surface of the metal wire, the metal wire groove is pulled leftwards at this moment, the ratchet 306 can be driven to rotate clockwise, the non-return tooth 307 is upwards to form a motion barrier with the ratchet 306, and when the metal wire is reversely slid, namely, when the non-return tooth 307 is about to be separated from the end 301, the ratchet 306 is subjected to the action of the torsion spring, and the torsion spring 308 is convenient to reset, the non-return tooth 307 is formed, so that the ratchet 307 is clamped with the ratchet 306, and the ratchet wire can rotate in time, and the metal wire can be further slide wire 4, so that the wire can be conveyed, and the wire can be conveniently and the wire can slide and the wire can be clamped and conveyed, and the wire is conveniently;
the connecting mechanism 2 comprises a clamping groove 201 formed in one side of the disc body 101 and clamping columns 202 matched with the clamping groove 201, the number of the clamping columns 202 is a plurality, the plurality of the clamping columns 202 are equally divided into two groups, the clamping groove 201 and the clamping columns 202 are correspondingly clamped in the installation and use process, so that the arc-shaped plates 203 are fixedly connected to the surfaces of the clamping columns 202 in each group together, the outer sides of the arc-shaped plates 203 are fixedly connected with the corresponding free ends of connecting rods 302, connecting pieces 204 are fixedly connected to the tops and the bottoms of the arc-shaped plates 203, connecting bolts 205 are connected to the surfaces of the connecting pieces 204 in a threaded mode, and the connecting bolts 205 are rotated to enable the connecting pieces to be connected with the disc body 101, so that the connecting mechanism 2 and the clamp disc 1 are convenient to connect and detach.
Example 3
The conveying mechanism 4 comprises an inner sleeve 401 connected with one end of the end 301, strip-shaped grooves 402 are formed in the inner sleeve 401 and the top and the bottom of the inner sleeve 401, guide grooves 403 are formed in the two sides of the inner sleeve 401, the inner sleeve 401 is sleeved with an outer sleeve 404 in a sliding mode through the guide grooves 403, rectangular grooves 405 which correspond to and are matched with the strip-shaped grooves 402 are formed in the top and the bottom of the outer sleeve 404, and extrusion parts are arranged in the rectangular grooves 405;
the extrusion part comprises movable plates 406 movably mounted in the rectangular grooves 405 through pin shafts, two ends of opposite sides of the two movable plates 406 are respectively provided with a supporting contact 407, two ends of the outer side surfaces of the two movable plates 406 are respectively fixedly provided with a pressing handle 408, the inner wall of the outer sleeve 404 is provided with an arc groove 409 coaxial with the movable plates 406, the inside of the arc groove 409 is fixedly provided with a spring 410, the free ends of the springs 410 are fixedly connected with the corresponding movable plates 406, and the movable plates 406 are in sliding connection with the outer sleeve 404 through the arc grooves 409;
when the metal wire passes through the end 301 and is placed in the inner sleeve 401, the ends of the two movable plates 406 are pressed to be close to each other, the metal wire in the inner sleeve 401 can be clamped, the inner sleeve 401 is pushed to slide on the surface of the outer sleeve 404 towards the direction of the clamp disc 1, one end of the metal wire in the clamped state can be placed at the end of the inner sleeve 401 by sliding the metal wire, then the movable plates 406 are loosened to be close to the horizontal state, the two ends of the movable plates 406 are not contacted with the surface of the metal wire, and then the outer sleeve 404 is moved to be reset;
the movable plate 406 is completely loosened, the two ends of the movable plate 406 can form a clamping state of the wire rod independently under the action of the elastic force of the spring 410, then the outer sleeve 404 is pushed to slide with the surface of the inner sleeve 401, the wire rod end clamped at one end of the outer sleeve 404 can follow the outer sleeve 404 to enter opposite sides of the two clamping pieces 104 while sliding, then the movable plate 406 is driven to be in a state parallel to each other, so that the outer sleeve 404 is in sliding reset, at the moment, the end part of the metal wire rod moves on the inner side of the clamping piece 104, and the metal wire rod can be guided by the mutual matching of the outer sleeve 404 and the inner sleeve 401, so that the metal wire rod is not easy to bend in the conveying process, and the subsequent clamping piece 104 can clamp the metal wire rod better.
Although embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any adaptations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope of the disclosure being indicated by the following claims.
Claims (7)
1. The device for stretching detection comprises two clamp discs (1) arranged on opposite sides, detection mechanisms (5) are jointly arranged on the surfaces of the two clamp discs (1), each detection mechanism (5) comprises a frame body (501), driving mechanisms (502) symmetrically arranged on two sides of the top of the frame body (501) and an electric control cabinet (503) arranged on one side of the frame body (501), and the device is characterized by further comprising a guide conveying mechanism arranged on one side of the clamp disc (1), and a connecting mechanism (2) is arranged between the clamp disc (1) and the guide conveying mechanism;
the guiding and conveying mechanism comprises a non-return mechanism (3) for non-return of the metal rope and a conveying mechanism (4) connected with the non-return mechanism (3) and used for conveying the clamping end of the metal rope;
the check mechanism (3) further comprises an end head (301), connecting rods (302) are fixedly connected to two sides of the end head (301), a threaded rod (303) is connected to the top of the end head (301) in a threaded mode, an abutting plate (304) is movably mounted on one end of the threaded rod (303) through a shaft seat in a penetrating mode, a movable groove (305) is formed in the bottom of the abutting plate (304), a ratchet wheel (306) is rotatably mounted on the abutting plate (304) through the movable groove (305), check teeth (307) are movably mounted on the inner portion, close to the ratchet wheel (306), of the movable groove through a pin shaft, and torsion springs (308) are mounted on the back portions of the check teeth (307).
The conveying mechanism (4) comprises an inner sleeve (401) connected with one end of the end socket (301), strip-shaped grooves (402) are formed in the top and the bottom of the inner sleeve (401), guide grooves (403) are formed in the two sides of the inner sleeve (401), an outer sleeve (404) is sleeved on the inner sleeve (401) in a sliding mode through the guide grooves (403), rectangular grooves (405) which correspond to the strip-shaped grooves (402) and are matched with the strip-shaped grooves are formed in the top and the bottom of the outer sleeve (404), and extrusion parts are arranged in the rectangular grooves (405);
the extrusion part comprises movable plates (406) movably mounted in the rectangular grooves (405) through pin shafts, two ends of opposite sides of the two movable plates (406) are respectively provided with a supporting contact (407), and two ends of outer side surfaces of the two movable plates (406) are respectively fixedly provided with a pressing handle (408).
2. The device for tensile testing according to claim 1, wherein an arc-shaped groove (409) coaxial with the movable plate (406) is provided on the inner wall of the outer sleeve (404), a spring (410) is fixedly installed in the arc-shaped groove (409), the free end of the spring (410) is fixedly connected with the corresponding movable plate (406), and the movable plate (406) is slidably connected with the outer sleeve (404) through the arc-shaped groove (409).
3. The device for stretching detection according to claim 1, wherein the clamp disc (1) comprises a disc body (101), one end of the disc body (101) is in threaded connection with a screw rod (102), one end of the screw rod (102) is movably provided with a pull plate (103) through a shaft seat, two sides of the pull plate (103) are respectively clamped with a clamping piece (104), the clamping pieces (104) are in sliding connection with the inner side of the disc body (101), and two sides of the upper surface and the lower surface of the disc body (101) are symmetrically provided with limiting blocks (105) for limiting the clamping pieces (104).
4. The device for stretching detection according to claim 1, wherein the connecting mechanism (2) comprises a clamping groove (201) formed in one side of the disc body (101) and clamping columns (202) matched with the clamping groove (201), the number of the clamping columns (202) is a plurality of, the clamping columns (202) are equally divided into two groups, the surfaces of the clamping columns (202) of each group are fixedly connected with arc plates (203) together, and the outer sides of the arc plates (203) are fixedly connected with the free ends of corresponding connecting rods (302).
5. The device for tensile testing according to claim 4, wherein connecting pieces (204) are fixedly connected to the top and the bottom of the arc-shaped plate (203), and connecting bolts (205) are connected to the surface of the connecting pieces (204) in a threaded manner.
6. A device for tensile testing according to claim 3, characterized in that the clamp disc (1) further comprises a connecting clamping column (106) fixedly connected with the other end of the screw rod (102), and the surface of the connecting clamping column (106) is provided with a pin hole.
7. The device for stretching detection according to claim 6, wherein a trapezoid groove is formed in the middle of the clamp disc (1), two clamping pieces (104) are symmetrically distributed on two sides of the inside of the trapezoid groove with respect to the center of the disc body (101), and internal threads matched with the screw rod (102) are formed in the disc body (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211614074.5A CN115791377B (en) | 2022-12-15 | 2022-12-15 | Device for stretching detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211614074.5A CN115791377B (en) | 2022-12-15 | 2022-12-15 | Device for stretching detection |
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| CN115791377A CN115791377A (en) | 2023-03-14 |
| CN115791377B true CN115791377B (en) | 2023-11-17 |
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