CN115791377A - Device for stretching detection - Google Patents
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- CN115791377A CN115791377A CN202211614074.5A CN202211614074A CN115791377A CN 115791377 A CN115791377 A CN 115791377A CN 202211614074 A CN202211614074 A CN 202211614074A CN 115791377 A CN115791377 A CN 115791377A
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Abstract
The invention discloses a device for tensile test, which relates to the technical field of tensile test and comprises two clamp discs arranged at opposite sides, wherein a detection mechanism is jointly arranged on the surfaces of the two clamp discs. This application is through the conveying mechanism who sets up, when pressing the end of two fly leaves and making it be close to each other, can carry out the centre gripping to the metal wire material in it, metal wire material through slip clamping state, can make its one end place in the tip of inner skleeve and make the outer sleeve reset, the spring action of cooperation spring this moment, make the fly leaf can be autonomic the formation to the clamping state of wire material, in the outer sleeve of the surface slip of inner skleeve, and realize the input of metal wire material in it, it places the terminal of metal wire material in the anchor clamps inboard completely through manual among the prior art to have solved, not only easily produce the condition of centre gripping skew because of the wire rod bending easily, simultaneously again because of the inboard centre gripping space of anchor clamps is narrower and the problem of the operation of being not convenient for.
Description
Technical Field
The invention belongs to the technical field of tensile tests, and particularly relates to a device for tensile detection.
Background
Tensile test refers to a test method for measuring the properties of a material under an axial tensile load. The data obtained from the tensile test can be used to determine the elastic limit, elongation, elastic modulus, proportional limit, area reduction, tensile strength, yield point, yield strength and other tensile property indicators of the material. Creep data can be obtained from tensile tests conducted at elevated temperatures.
In order to detect the performance of the metal section, a tensile test device is usually used for performing tensile test on the metal section, and in order to fix the metal section, the tensile test device is matched with a clamp for clamping and fixing the metal section, and the metal section can be roughly divided into a tubular shape, a filiform shape, a plate shape and the like according to the difference of the metal section;
when a tensile experiment is carried out on the filamentous metal section, the filamentous metal section is easy to bend when being placed in a clamp due to certain toughness of the filamentous metal section, and most of the traditional tensile experiments are carried out by manually taking, placing and clamping the tail end of the filamentous metal section, so that the clamping precision is easy to reduce due to the bending of the wire rod in the process of the traditional tensile experiment, the situation that the wire rod is easy to break away in the subsequent detection process is caused, meanwhile, the manual taking and placing can cause complex operation, multiple persons are required to carry out matching operation, and the use is inconvenient;
we have therefore improved this and propose a device for stretch detection.
Disclosure of Invention
The invention aims to provide a device for tensile detection, which solves the problems that in the prior art, metal wires need to be manually taken and placed when being clamped, and the operation is inconvenient due to the arrangement of a conveying mechanism and a non-return mechanism.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a device for tensile detection, which comprises two clamp discs arranged on opposite sides, wherein a detection mechanism is jointly arranged on the surfaces of the two clamp discs, the 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 each clamp disc, and a connecting mechanism is arranged between each clamp disc and the guide conveying mechanism;
the guide 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 non-return mechanism further comprises an end socket, connecting rods are fixedly connected to the two sides of the end socket, a threaded rod is in threaded connection with the top of the end socket, one end of the threaded rod penetrates through the end socket and is movably provided with a touch plate through a shaft seat, a movable groove is formed in the bottom of the touch plate, the touch plate is rotatably provided with a ratchet wheel through the movable groove, non-return teeth are movably arranged in the movable groove close to the ratchet wheel through a pin shaft, and torsion springs are arranged at the back of the non-return 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 inner skleeve has cup jointed the outer sleeve through the guide way slip, the rectangular channel that corresponds and the adaptation with the bar groove is all seted up to the top and the bottom of outer sleeve, the internally mounted of rectangular channel has the extrusion part.
Furthermore, the extrusion part comprises movable plates movably arranged in the rectangular groove through pin shafts, two ends of the opposite sides of the two movable plates are respectively provided with a contact, and two ends of the outer side surfaces of the two movable plates are respectively and fixedly provided with a pressing handle.
Furthermore, an arc-shaped groove coaxial with the movable plate is formed in the inner wall of the outer sleeve, a spring is fixedly mounted inside the arc-shaped groove, the free end of the spring is fixedly connected with the corresponding movable plate, and the movable plate is connected with the outer sleeve in a sliding mode through the arc-shaped groove.
Further, the fixture disc comprises a disc body, a lead screw is connected to one end of the disc body through threads, a pull plate is movably mounted at one end of the lead screw through a shaft seat, clamping pieces are clamped on two sides of the pull plate, the clamping pieces are connected with the inner side of the disc body in a sliding mode, and limiting blocks used for limiting the clamping pieces are symmetrically arranged on the upper surface and the lower surface of the disc body.
Further, coupling mechanism is including seting up the block groove of disk body one side and the block post with block groove looks adaptation, the quantity of block post is a plurality of, a plurality of the block post averagely divide into two sets ofly, every group the common fixedly connected with arc in surface of block post, the outside and the connecting rod free end fixed connection who corresponds of arc.
Furthermore, the top and the bottom of the arc-shaped plate are both fixedly connected with connecting pieces, and the surface of each connecting piece is in threaded connection with a connecting bolt.
Further, the clamp disc further comprises a connecting clamp column fixedly connected with the other end of the screw rod, and a pin hole is formed in the surface of the connecting clamp column.
Furthermore, a trapezoidal groove is formed in the middle of the clamp disc, the two clamping pieces are symmetrically distributed on two sides of the inside of the trapezoidal groove relative to the circle center of the disc body, and an internal thread matched with the screw rod is formed in the disc body.
The invention has the following beneficial effects:
1. through the arranged conveying mechanism, the tail ends of the two movable plates are pressed to be close to each other, metal wires in the movable plates can be clamped, one end of the metal wire in the clamped state can be placed at the end part of the inner sleeve and the outer sleeve is reset through sliding the metal wire in the clamped state, at the moment, the movable plates can independently form the clamped state of the metal wire by matching the elastic force action of the spring, the outer sleeve slides on the surface of the inner sleeve, so that the metal wire in the inner sleeve is input, the metal wire can be placed on the inner side of the clamping piece, and the problem that in the prior art, the tail ends of the metal wires need to be placed on the inner side of a clamp completely through manual operation, the situation that clamping deviation is easily generated due to bending of the metal wires, and operation is inconvenient due to the narrow clamping space on the inner side of the clamp is solved;
2. through the arranged non-return mechanism, before the conveying mechanism conveys the metal wire, one end of the metal wire penetrates through the end in advance, the threaded rod is rotated to enable one end of the threaded rod to abut against the contact plate to slide towards the direction close to the metal wire, and the ratchet wheel abuts against the surface of the metal wire, so that the metal wire can be limited to slide in the end in a one-way mode, the metal wire is prevented from sliding down in the conveying process, and the metal wire is convenient for workers to operate and use;
of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the embodiments of the present invention 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 should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
FIG. 1 is a schematic structural view of a chuck plate for a tension detecting device according to the present application;
FIG. 2 is a schematic illustration of a disassembled structure of an apparatus for tensile testing provided herein;
fig. 3 is a schematic top view of an apparatus for stretch testing according to the present application;
FIG. 4 is a schematic structural diagram of a conveying mechanism of the device for stretch testing provided by the present application;
FIG. 5 is a schematic illustration of a disassembled structure of a conveying mechanism of the device for tensile testing provided by the present application;
FIG. 6 is a schematic view of a check mechanism of the device for tensile testing provided herein;
FIG. 7 is a schematic cross-sectional view of a conveying mechanism of the device for stretch testing provided herein;
FIG. 8 is an enlarged schematic view of the apparatus for tensile testing provided herein at A in FIG. 5;
fig. 9 is a schematic overall plan structure diagram of an apparatus for stretch testing provided in the present application.
In the drawings, the reference numbers indicate the following list of parts:
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 snap post; 203. an arc-shaped plate; 204. connecting sheets; 205. a connecting bolt;
3. a non-return mechanism; 301. a tip; 302. a connecting rod; 303. a threaded rod; 304. a touch plate; 305. a movable groove; 306. a ratchet wheel; 307. a non-return tooth; 308. a torsion spring;
4. a conveying mechanism; 401. an inner sleeve; 402. a strip-shaped groove; 403. a guide groove; 404. an outer sleeve; 405. a rectangular groove; 406. a movable plate; 407. abutting against the contact; 408. a pressing handle; 409. an arc-shaped slot; 410. a spring;
5. a conveying mechanism; 501. a frame body; 502. a drive mechanism; 503. an electric control cabinet.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of devices consistent with certain aspects of the present disclosure, as detailed in the appended claims.
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Example 1
Referring to fig. 1 to 9, the present invention provides a technical solution: a device for tensile detection comprises two clamp discs 1 arranged on opposite sides, and a detection mechanism 5 is arranged on the surfaces of the two clamp discs 1 together, wherein the 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 lead screw 102, one end of the lead screw 102 is movably provided with a pulling plate 103 through a shaft seat, clamping pieces 104 are clamped on two sides of the pulling plate 103, the clamping pieces 104 are in sliding connection with the inner side of the disc body 101, limiting blocks 105 used for limiting the clamping pieces 104 are symmetrically arranged on two sides of the upper surface and the lower surface of the disc body 101, and through the arrangement of the limiting blocks 105, the clamping pieces 104 can slide in the disc body 101 and can be limited in horizontal height at the same time, so that the clamping pieces cannot independently move up and down;
the clamp disc 1 further comprises a connecting clamp column 106 fixedly connected with the other end of the screw rod 102, pin holes are formed in the surface of the connecting clamp column 106, the clamp can be connected with two output end portions on the stay cord experimental equipment through a pin shaft by means of the arrangement of the connecting clamp column 106, so that the disassembly and assembly operations are facilitated, a trapezoidal groove is formed in the middle of the clamp disc 1, the two clamping pieces 104 are symmetrically distributed on two sides of the inside of the trapezoidal groove about the circle center of the disc body 101, and an internal thread matched with the screw rod 102 is formed in the disc body 101;
specifically, during the use, rotate lead screw 102 and make it drive arm-tie 103 and slide in the dovetail groove is inside, when arm-tie 103 slides to the direction that is close to coupling mechanism 2, two synchronous outside promotion of holder 104 make its distance between relatively reduce to can form and carry out the centre gripping to its inboard metal wire, and the like, the antiport lead screw 102 makes arm-tie 103 backsliding, can make two holders 104 keep away from each other again, and realizes taking of centre gripping back wire rod.
Example 2
The guide 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 a terminal 301, both sides of the terminal 301 are fixedly connected with a connecting rod 302, the top of the terminal 301 is in threaded connection with a threaded rod 303, one end of the threaded rod 303 penetrates through the terminal 301 and is movably mounted with a touch plate 304 through a shaft seat, both sides of the touch plate 304 are in sliding connection with the inner wall of the terminal 301, the bottom of the touch plate 304 is provided with a movable groove 305, the touch plate 304 is rotatably mounted with a ratchet 306 through the movable groove 305, the inside of the movable groove 305 is close to the ratchet 306 and is movably mounted with a check tooth 307 through a pin shaft, the back of the check tooth 307 is mounted with a torsion spring 308, and the check tooth 307 is convenient to timely reset through the arrangement of the torsion spring 308, as shown in fig. 6, the metal wire is placed in the terminal 301, the threaded rod 303 is rotated to enable the ratchet 306 on the touch plate 304 to be closely attached to the surface of the metal wire, at this time, the metal wire is pulled to the left side, the metal wire can drive the ratchet 306 to rotate clockwise, the check tooth 307 on the ratchet 306 rotates upwards, the metal wire cannot form a movement obstacle with the ratchet 306, and when the metal wire is in a reverse sliding, namely, the metal wire is about to be separated from the terminal 301, the check tooth 307 is clamped, so as a metal wire, the metal wire can be conveniently, and can be transported to form a limit mechanism 4 for conveying the metal wire;
Example 3
The conveying mechanism 4 comprises an inner sleeve 401 connected with one end of the end head 301, the top and the bottom of the inner sleeve 401 and the inner sleeve 401 are both provided with a strip-shaped groove 402, two sides of the inner sleeve 401 are both provided with guide grooves 403, the inner sleeve 401 is slidably sleeved with an outer sleeve 404 through the guide grooves 403, the top and the bottom of the outer sleeve 404 are both provided with a rectangular groove 405 corresponding to and matched with the strip-shaped groove 402, and an extrusion component is arranged in the rectangular groove 405;
the extrusion component comprises movable plates 406 movably mounted in the rectangular groove 405 through pin shafts, two ends of opposite sides of the two movable plates 406 are respectively provided with a contact 407, two ends of outer side surfaces of the two movable plates 406 are respectively and fixedly provided with a pressing handle 408, the inner wall of the outer sleeve 404 is provided with an arc-shaped groove 409 coaxial with the movable plates 406, a spring 410 is fixedly mounted in the arc-shaped groove 409, a free end of the spring 410 is fixedly connected with the corresponding movable plate 406, and the movable plates 406 are slidably connected with the outer sleeve 404 through the arc-shaped groove 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 can be clamped, the inner sleeve 401 is pushed to slide towards the direction of the clamp disc 1 on the surface of the outer sleeve 404, 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 in the clamped state, then the movable plates 406 are released 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 independently form a clamping state for the wire through the elastic force of the spring 410, then the outer sleeve 404 is pushed to slide on the surface of the inner sleeve 401, the clamped wire end at one end of the outer sleeve 404 can enter the opposite sides of the two clamping pieces 104 along with the outer sleeve 404 while the outer sleeve 404 slides, then the movable plate 406 is driven to be in a mutually parallel state, the outer sleeve 404 slides and resets, at the moment, the end of the metal wire moves to the inner side of the clamping pieces 104, and the end of the metal wire can form a guide for the metal wire through the mutual matching of the outer sleeve 404 and the inner sleeve 401, so that the metal wire is not easy to bend in the conveying process, and the subsequent clamping pieces 104 can perform better clamping operation on the metal wire.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, 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 variations, 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 (9)
1. A device for stretching detection comprises two clamp discs (1) arranged on opposite sides, and a detection mechanism (5) is jointly installed on the surfaces of the two clamp discs (1), wherein the 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 is characterized by further comprising a guide conveying mechanism arranged on one side of the clamp discs (1), and a connecting mechanism (2) is arranged between the clamp discs (1) and the guide conveying mechanism;
the guide 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;
wherein, non return mechanism (3) still includes end (301), the equal fixedly connected with connecting rod (302) in both sides of end (301), the top threaded connection of end (301) has threaded rod (303), the one end of threaded rod (303) is run through end (301) and is had touch panel (304) through axle bed movable mounting, movable groove (305) have been seted up to the bottom of touch panel (304), touch panel (304) rotate through movable groove (305) and install ratchet (306), the inside in movable groove (305) is close to ratchet (306) and has non return tooth (307) through round pin axle movable mounting, torque spring (308) are installed to the back of non return tooth (307).
2. The device for stretching detection according to claim 1, wherein the conveying mechanism (4) comprises an inner sleeve (401) connected with one end of the end head (301), the top and the bottom of the inner sleeve (401) are both provided with a strip-shaped groove (402), guide grooves (403) are both provided on both sides of the inner sleeve (401), the inner sleeve (401) is slidably sleeved with an outer sleeve (404) through the guide grooves (403), the top and the bottom of the outer sleeve (404) are both provided with a rectangular groove (405) corresponding to and adapted to the strip-shaped groove (402), and an extrusion component is installed inside the rectangular groove (405).
3. The device for tensile testing according to claim 2, wherein the pressing member comprises a movable plate (406) movably mounted inside the rectangular groove (405) through a pin, two ends of opposite sides of the two movable plates (406) are respectively provided with a contact (407), and two ends of an outer side surface of the two movable plates (406) are respectively fixedly provided with a pressing handle (408).
4. The device for tensile testing according to claim 3, wherein the inner wall of the outer sleeve (404) is provided with an arc-shaped groove (409) coaxial with the movable plate (406), a spring (410) is fixedly installed inside 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).
5. The device for tensile testing according to claim 1, wherein the clamp plate (1) comprises a plate body (101), one end of the plate body (101) is connected with a lead screw (102) in a threaded manner, one end of the lead screw (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 piece (104) is connected with the inner side of the plate body (101) in a sliding manner, and two sides of the upper surface and the lower surface of the plate body (101) are respectively and symmetrically provided with a limiting block (105) for limiting the clamping piece (104).
6. The device for tensile testing according to claim 5, wherein the connecting mechanism (2) comprises a clamping groove (201) formed in one side of the tray body (101) and clamping columns (202) matched with the clamping groove (201), the number of the clamping columns (202) is several, the number of the clamping columns (202) is divided into two groups, an arc-shaped plate (203) is fixedly connected to the surface of each group of the clamping columns (202), and the outer side of the arc-shaped plate (203) is fixedly connected with the free end of the corresponding connecting rod (302).
7. The device for detecting stretching of claim 6, wherein the top and the bottom of the arc-shaped plate (203) are fixedly connected with connecting plates (204), and the surface of the connecting plates (204) is in threaded connection with connecting bolts (205).
8. The device for tensile testing according to claim 5, wherein the clamp plate (1) further includes a connection clamping column (106) fixedly connected to the other end of the screw rod (102), and a pin hole is formed on the surface of the connection clamping column (106).
9. The device for tensile testing according to claim 8, wherein a trapezoidal groove is formed in the middle of the clamp plate (1), the two clamping members (104) are symmetrically distributed on two sides of the inside of the trapezoidal groove about the center of the plate body (101), and an internal thread matched with the screw rod (102) is formed inside the plate 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 |
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| 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 true CN115791377A (en) | 2023-03-14 |
| CN115791377B CN115791377B (en) | 2023-11-17 |
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