CN215065743U

CN215065743U - Novel bending test tool

Info

Publication number: CN215065743U
Application number: CN202121347447.8U
Authority: CN
Inventors: 胡圣豪; 杨亚雄; 翁涛
Original assignee: Shanghai Ruoshun Testing Technology Co ltd
Current assignee: Shanghai Ruoshun Testing Technology Co ltd
Priority date: 2021-06-17
Filing date: 2021-06-17
Publication date: 2021-12-07
Anticipated expiration: 2031-06-17

Abstract

The utility model discloses a novel bending test frock, including fixed connection supporting seat and the last seat of pressing on the testing machine, the lower surface of the seat of pressing on can be dismantled and is connected with the pressure head, be provided with nearly word roof beam between supporting seat and the pressure head, and nearly word roof beam is located the pressure head under, two draw-in grooves have been seted up to the upper surface of supporting seat, and two draw-in grooves are parallel to each other, the upper surface of supporting seat is provided with two block mechanisms that are parallel to each other, be provided with two fastening screw of mutual symmetry in two block mechanisms, and fastening screw vertically runs through in block mechanism and extend to the inside of draw-in groove, the equal threaded connection in inside of draw-in groove on four fastening screw's the exterior wall has spacing fixture block, the upper surface of two block mechanisms all is provided with the backup pad. The utility model discloses the material that can carry out multiple shape is experimental, satisfies the test demand of sample, can adjust, is convenient for place the test material of different specifications, simple structure, convenient to use.

Description

Novel bending test tool

Technical Field

The utility model relates to a combined material mechanical properties detects technical field, specifically is a novel bending test frock.

Background

In modern industry and daily academic research, in order to guarantee that different materials can satisfy different environmental demands and functional requirements, we need to carry out bending test to different materials, whether this material meets the requirements is decided through observing various characteristics that different materials show through bending test, simultaneously in academic research, we are through the bending test to the material, observe the trend of material fracture department, judge the performance and the yield strength of this material, simultaneously in reverse also can detect each metal content of unknown material, also can add suitable material according to different attributes and characteristic and mix, perfect the inherent attribute of this material, thereby reach the most perfect material structure.

The existing tool aims at a material-grade sample, can only carry out bending test on a single-shaped material, can not carry out test on materials in various shapes, can not meet the test requirement of the sample, and can not obtain the relevant mechanical property of the sample correspondingly.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel crooked test fixture to what present frock that proposes in solving above-mentioned background art is to the material level sample, can only carry out bending test to the material of single kind shape, can't carry out the material of multiple shape and test, can't satisfy the test demand of sample, the corresponding problem that just can not obtain the relevant mechanical properties of sample.

In order to achieve the above object, the utility model provides a following technical scheme: a novel bending test tool comprises a supporting seat and an upper pressing seat which are fixedly connected to a testing machine, wherein the lower surface of the upper pressing seat is detachably connected with a pressure head, a n-shaped beam is arranged between the supporting seat and the pressure head and is positioned under the pressure head, the upper surface of the supporting seat is provided with two clamping grooves which are parallel to each other, the upper surface of the supporting seat is provided with two clamping mechanisms which are parallel to each other, two fastening screws which are symmetrical to each other are arranged on the two clamping mechanisms and longitudinally penetrate through the clamping mechanisms and extend to the insides of the clamping grooves, the inside of the clamping grooves on the outer surface of the four fastening screws are in threaded connection with limiting clamping blocks, the upper surfaces of the two clamping mechanisms are respectively provided with a supporting plate, the n-shaped beam is positioned on the upper surface of the supporting plate, the middle part of the upper surface of the supporting seat is provided with a dial indicator through a magnetic indicator seat, the dial indicators are located under the n-shaped beams and connected with an external computer through data lines, the two supporting plates are provided with clamping mechanisms, and the middle of the upper surface of the supporting seat is provided with scale marks.

Preferably, the clamping mechanism comprises a base, a clamping hole used for fixing the supporting plate is formed in the middle of the upper surface of the base, a plurality of threaded holes are formed in the two sides of the clamping hole in the base, and the threaded holes are connected with fastening screws in a threaded mode.

Preferably, the number of the threaded holes is six, the six threaded holes are divided into three groups, and the threaded holes are connected in an up-and-down symmetrical mode and form one group.

Preferably, the clamping mechanism comprises a sliding groove, a sliding rod is fixedly connected inside the sliding groove, two symmetrical sliding blocks are sleeved on the outer wall of the sliding rod in a sliding mode, a spring is sleeved on one side, located on the sliding block, of the outer wall of the sliding rod, a clamping rod is arranged on one side, located on the sliding groove, of the supporting plate, and the clamping rod is fixedly connected to the outer wall of the sliding block.

Preferably, two mutual symmetrical through-holes are all seted up to two the backup pad, bilateral symmetry two the inside threaded rod that is provided with of through-hole, just the threaded rod transversely runs through in two the backup pad, the equal threaded connection in one side that lies in the backup pad on the exterior wall of threaded rod has the screw thread piece.

Preferably, the top ends of the pressure head and the two support plates are in a semicircular structure.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses, through the setting in card hole, under the effect of holding screw, can fasten the backup pad, it is convenient to install and dismantle simultaneously, and the convenience is changed other backup pads, has enlarged use application range, and the material that can carry out multiple shape is tested, satisfies the test demand of sample.

2. The utility model discloses, through the setting of slider, utilize the slide bar, under the effect of spring, can effectually carry out the centre gripping to several word roof beams fixed, avoided several word roof beams the condition that removes to appear in the course of the work, further improvement several word roof beams stability in the process of the test.

3. The utility model discloses, through the setting of threaded rod, under the effect of screw thread piece, the intensity of increase backup pad that can step forward has avoided the crooked phenomenon to appear in the use backup pad, has improved life.

4. The utility model discloses, through fastening screw's setting, under the effect of draw-in groove, utilize spacing fixture block, can effectually adjust the interval between the backup pad, can adapt to the test material of different specifications, enlarged application range, through the setting of scale mark, can convenient and fast adjust the interval between two backup pads, be convenient for place the test material of different specifications, simple structure, convenient to use.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic side view of the supporting seat of the present invention;

FIG. 3 is a schematic sectional view of the support plate of the present invention;

FIG. 4 is a schematic view of the connection structure of the slide block and the clamping rod of the present invention;

FIG. 5 is a schematic view of the structure of the engaging mechanism of the present invention;

fig. 6 is a schematic view of the overlooking structure of the supporting seat of the present invention.

In the figure: 1. a supporting seat; 2. an upper pressing seat; 3. a pressure head; 4. a cross beam; 5. a card slot; 6. a clamping mechanism; 601. a base; 602. a clamping hole; 603. a threaded hole; 604. tightening the screw; 7. a limiting clamping block; 8. fastening screws; 9. a support plate; 10. a dial indicator; 11. scale lines; 12. a threaded rod; 13. a thread block; 14. a clamping mechanism; 141. a sliding groove; 142. a slide bar; 143. a slider; 144. a spring; 145. a clamping bar; 15. and a through hole.

Detailed Description

In order to avoid can only carrying out bending test to the material of single kind shape, can carry out the material of multiple shape and test, satisfy the test demand of sample, can obtain the relevant mechanical properties of sample, the embodiment of the utility model provides a novel bending test frock. The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-6, the present embodiment provides a novel bending test fixture, which includes a supporting seat 1 and an upper pressing seat 2 fixedly connected to a testing machine, a pressing head 3 is detachably connected to a lower surface of the upper pressing seat 2, a n-shaped beam 4 is disposed between the supporting seat 1 and the pressing head 3, the n-shaped beam 4 is located under the pressing head 3, two clamping grooves 5 are disposed on an upper surface of the supporting seat 1, the two clamping grooves 5 are parallel to each other, two clamping mechanisms 6 parallel to each other are disposed on an upper surface of the supporting seat 1, two fastening screws 8 symmetrical to each other are disposed on the two clamping mechanisms 6, the fastening screws 8 longitudinally penetrate through the clamping mechanisms 6 and extend into the clamping grooves 5, a limiting clamping block 7 is threadedly connected to an inner portion of each clamping groove 5 on outer surface walls of the four fastening screws 8, and by means of the fastening screws 8, under the effect of draw-in groove 5, utilize spacing fixture block 7, can effectually adjust the interval between the backup pad 9, can adapt to the test material of different specifications, enlarged application range, two the upper surface of block mechanism 6 all is provided with backup pad 9, nearly word roof beam 4 is located the upper surface of backup pad 9, the upper surface middle part of supporting seat 1 is provided with amesdial 10 through sensing the magnetic force gauge stand, just amesdial 10 is located nearly word roof beam 4 under, amesdial 10 passes through the data line and is connected with the outside computer, two it all has clamping mechanism 14 to set up in the backup pad 9, the upper surface middle part of supporting seat 1 is provided with scale mark 11, and through the setting of scale mark 11, can convenient and fast adjust the interval between two backup pads 9, is convenient for place the test material of different specifications.

Block mechanism 6 includes base 601, the card hole 602 that is used for fixed support plate 9 is offered at the upper surface middle part of base 601, a plurality of screw hole 603, a plurality of have all been offered to the both sides that lie in card hole 602 on base 601 the inside threaded connection of screw hole 603 has tight set screw 604, through the setting of card hole 602, under the effect of tight set screw 604, can fasten backup pad 9, and it is convenient to install and dismantle simultaneously, conveniently changes other backup pads, has enlarged application range.

Threaded hole 603 sets up to six altogether threaded hole 603 divide into three groups, and the longitudinal symmetry is even threaded hole 603 is a set of, through setting up six threaded hole 603, can effectually fix backup pad 9, has improved the intensity of backup pad 9.

The clamping mechanism 14 comprises a sliding groove 141, a sliding rod 142 is fixedly connected inside the sliding groove 141, two symmetrical sliding blocks 143 are sleeved on the outer wall of the sliding rod 142 in a sliding mode, a spring 144 is sleeved on one side, located on the outer wall of the sliding block 143, a clamping rod 145 is arranged at the position, located on the sliding groove 141, of one side of the supporting plate 9, the clamping rod 145 is fixedly connected to the outer wall of the sliding block 143, and through the arrangement of the sliding block 143, the sliding rod 142 is utilized, under the action of the spring 144, clamping and fixing can be effectively carried out on the n-shaped beam 4, the situation that the n-shaped beam 4 moves in the working process is avoided, and stability is improved.

Pressure head 3 and two the top of backup pad 9 all is semicircular structure, sets up semicircular structure through the top with backup pad 9 and pressure head 3, can reduce the friction between nearly word roof beam 4 and backup pad 9, has reduced wearing and tearing.

In the embodiment, when in use, the support base 1 and the upper press base 2 are firstly installed on the testing machine, then the press head 3 is installed on the upper press base 2, then the two support plates 9 are respectively placed inside the clamping holes 602 on the base 601, and then the fastening screws 604 are screwed by an external tool, so that the support plates 9 are fixed on the base 601, through the arrangement of the clamping holes 602, under the action of the fastening screws 604, the support plates 9 can be fastened, the installation and the disassembly are convenient, the other support plates 9 can be conveniently replaced, the use range is enlarged, then the manual fastening screws 8 are loosened, the base 601 is manually moved to a proper position along the clamping grooves 5 under the action of the fastening screws 8 by using the limiting clamping blocks 7, then the fastening screws 8 are manually screwed, so that the base 601 is fixed on the support base 1, then the two clamping rods 145 are manually slid towards two sides, so as to drive the sliding block 143 to move towards two sides along the sliding rod 142, drive spring 144 simultaneously and compress, place a few word roof beam 4 on backup pad 9 again, loosen clamping bar 145, under the elastic action of spring 144, drive slider 143 along slide bar 142 removal in opposite directions, and then carry out the centre gripping to a few word roof beam 4, the realization is fixed to a few word roof beam 4, further improvement a few word roof beam 4's stability, the condition that removes has appeared in the use has been avoided, then place amesdial 10 below a few word roof beam 4 through the magnetic gauge stand, make amesdial 10 and a few word roof beam 4's surface laminating, will push up seat 2 downstream through the testing machine, and then drive a few word roof beam 4 crooked, it stops to drive the experiment when amesdial 10 rotates to the sample destruction, data transmission with amesdial 10 is to outside on the computer through the data line.

Example 2

Referring to fig. 1-2, a further improvement is made on the basis of embodiment 1: preferably, two mutual symmetry's two through-holes 15, bilateral symmetry's two are all seted up to backup pad 9 the inside threaded rod 12 that is provided with of through-hole 15, just threaded rod 12 transversely runs through in two backup pad 9, the equal threaded connection in one side of backup pad 9 on the exterior wall of threaded rod 12 has screw block 13, and through the setting of threaded rod 12, under screw block 13's effect, the intensity of increase backup pad 9 that can step forward has avoided backup pad 9 to appear crooked phenomenon in the use, has improved life.

In the description of the present application, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application. Furthermore, "first," "second," "third," and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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.

Claims

1. The utility model provides a novel bending test frock, includes supporting seat (1) and the last seat (2) of pressing of fixed connection on the testing machine, the lower surface of pressing seat (2) on can dismantle and be connected with pressure head (3), be provided with between supporting seat (1) and pressure head (3) nearly word roof beam (4), just nearly word roof beam (4) are located pressure head (3) under, its characterized in that: the upper surface of the supporting seat (1) is provided with two clamping grooves (5), the two clamping grooves (5) are parallel to each other, the upper surface of the supporting seat (1) is provided with two clamping mechanisms (6) which are parallel to each other, the two clamping mechanisms (6) are provided with two fastening screws (8) which are symmetrical to each other, the fastening screws (8) longitudinally penetrate through the clamping mechanisms (6) and extend to the insides of the clamping grooves (5), the outer surfaces of the four fastening screws (8) are positioned inside the clamping grooves (5) and are in threaded connection with limiting clamping blocks (7), the upper surfaces of the two clamping mechanisms (6) are provided with supporting plates (9), the n-shaped beams (4) are positioned on the upper surfaces of the supporting plates (9), the middle part of the upper surface of the supporting seat (1) is provided with a dial indicator (10) through a magnetic force sensing gauge seat, and the dial indicator (10) is positioned under the n-shaped beams (4), the dial indicator (10) is connected with an external computer through a data line, clamping mechanisms (14) are arranged on the two supporting plates (9), and scale marks (11) are arranged in the middle of the upper surface of the supporting seat (1).

2. The novel bending test tool according to claim 1, characterized in that: the clamping mechanism (6) comprises a base (601), a clamping hole (602) used for fixing the supporting plate (9) is formed in the middle of the upper surface of the base (601), a plurality of threaded holes (603) are formed in the two sides, located on the clamping hole (602), of the base (601), and a fastening screw (604) is connected to the inner threads of the threaded holes (603).

3. The novel bending test tool according to claim 2, characterized in that: the number of the threaded holes (603) is six, the six threaded holes (603) are divided into three groups, and the threaded holes (603) are connected in an up-and-down symmetrical mode to form one group.

4. The novel bending test tool according to claim 1, characterized in that: clamping mechanism (14) includes sliding tray (141), the inside fixedly connected with slide bar (142) of sliding tray (141), slide bar (142) outward appearance wall goes up to slide to cup joint two mutual symmetry's slider (143), the spring (144) has been cup jointed to the one side that lies in slider (143) on the outward appearance wall of slide bar (142), the position that lies in sliding tray (141) on one side of backup pad (9) is provided with clamping bar (145), just clamping bar (145) fixed connection is on the outward appearance wall of slider (143).

5. The novel bending test tool according to claim 1, characterized in that: two mutual symmetrical two through-holes (15), bilateral symmetry two are all seted up in backup pad (9) through-hole (15) inside threaded rod (12) that is provided with, just threaded rod (12) transversely run through in two backup pad (9), the equal threaded connection in one side that lies in backup pad (9) on the exterior wall of threaded rod (12) has screw thread piece (13).

6. The novel bending test tool according to claim 1, characterized in that: the pressure head (3) and the top ends of the two supporting plates (9) are of semicircular structures.