CN216350109U

CN216350109U - Fatigue test determination device for sponge

Info

Publication number: CN216350109U
Application number: CN202122519236.4U
Authority: CN
Inventors: 吴卫星
Original assignee: Nantong Baoji Polymer Material Co ltd
Current assignee: Nantong Baoji Polymer Material Co ltd
Priority date: 2021-10-20
Filing date: 2021-10-20
Publication date: 2022-04-19
Anticipated expiration: 2031-10-20

Abstract

The utility model relates to the technical field of sponge testing, in particular to a sponge fatigue test determination device, which comprises a device main body, wherein the top end of the base is movably connected with a test platform, the top end of the test platform is fixedly connected with a support rod, the inner side of the base is fixedly connected with a pressure detector, and an adjusting structure comprises a motor, the motor is fixedly connected to the top end of the test platform, and the inner side of the support rod is fixedly connected with a loop bar. According to the utility model, the transmission rod is driven to rotate by the rotation of the rotating rod, the rotating shaft plays a role in adjusting the transmission rod and the rotating rod, the transmission rod is prevented from being broken by the rotation of the rotating rod, the transmission rod can be limited by the sleeve rod and the sleeve, the transmission rod is prevented from being driven to rotate by the rotation of the rotating rod, the transmission rod is driven to lift by the rotation of the rotating rod, the fatigue test is conveniently carried out on the sponge, and the test accuracy is ensured.

Description

Fatigue test determination device for sponge

Technical Field

The utility model relates to the technical field of sponge testing, in particular to a device for testing fatigue of sponge.

Background

The sponge is made of wood cellulose fiber or foamed plastic polymer, and in addition, natural sponge made of sponge animals is also available, most of the natural sponge is used for body cleaning or drawing, and the sponge fatigue tester is mainly used for the reciprocating compression test of foamed polymer materials to measure the residual deformation rate, so that the dynamic fatigue characteristics of the materials can be known.

But current sponge fatigue test appearance, the majority uses telescopic cylinder to carry out compression test, and the precision that the telescopic cylinder precision is not high can't guarantee the experiment leads to the experimental result probably to have the deviation, also can't fix the sponge that leads to in the working process easily to drop to experimental sponge of using, consequently need to design the fatigue test survey device of a sponge urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a sponge fatigue test measuring device, which solves the problems that the existing sponge fatigue tester provided in the background technology has low precision, can not ensure the test precision, and can not well fix the sponge in the test.

In order to achieve the above object, the present invention provides a technical solution,

a fatigue test measuring device for sponge, comprising:

the device comprises a device main body and a pressure detector, wherein the device main body comprises a base, the top end of the base is movably connected with a test platform, the top end of the test platform is fixedly connected with a supporting rod, and the inner side of the base is fixedly connected with the pressure detector;

the adjusting structure comprises a motor, the motor is fixedly connected to the top end of the test platform, a loop bar is fixedly connected to the inner side of the supporting bar, a sleeve is slidably connected to the outer side of the loop bar, a transmission rod is movably connected to the inner side of the supporting bar, one end of the transmission rod is rotatably connected with a rotating shaft, the other end of the transmission rod is rotatably connected with a connecting shaft, and the output end of the base is rotatably connected with a rotating rod;

the lifting structure comprises a limiting plate, wherein the limiting plate is movably connected to the top end of the test platform, the bottom end of the limiting plate is fixedly connected with a threaded sleeve, the inner side of the threaded sleeve is rotatably connected with a positive screw and a negative screw, one end of the positive screw and the negative screw is rotatably connected with a rotating shaft, and the other end of the positive screw and the negative screw is fixedly connected with a first bevel gear.

Preferably, the bracing pieces are two groups and are fixedly connected with the test platform, and the test platform is movably connected to the top end of the base in a plate shape.

Preferably, the sleeve is movably connected with the support rod through a sleeve rod, the transmission rod is in a long rod shape and is rotatably connected with the connecting shaft, and two ends of the transmission rod are rotatably connected to the surfaces of the rotating shaft and the connecting shaft.

Preferably, the motor is rotatably connected with the rotating shaft through a rotating rod.

Preferably, the inner side of the test platform is rotatably connected with a rotating handle, and the surface of the rotating handle is fixedly connected with a second bevel gear.

Preferably, positive and negative screw rod passes through swivel nut and limiting plate and rotates the connection, positive and negative screw rod is stock form and first conical gear fixed connection, pivot fixed connection is in test platform's inboard.

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

1. the rotation through the bull stick drives the transfer line and rotates, and the axis of rotation plays the regulatory action to transfer line and bull stick, prevents that the rotation of bull stick from making the transfer line fracture, can play limiting displacement to the transfer line through loop bar and sleeve, prevents that the rotation of bull stick from driving the transfer line and rotating, and the rotation of bull stick drives the transfer line and goes up and down the convenience and carry out fatigue test to the sponge, has guaranteed experimental accurate nature.

2. The rotation through positive and negative screw rod can drive the swivel nut and slide, and the slip of swivel nut drives the limiting plate and slides, and two sets of limiting plates shrink, can make the limiting plate press from both sides tightly the sponge experiment piece, prevent that the sponge test block from droing in the compression experiment.

Drawings

FIG. 1 is a schematic cross-sectional elevation view of the structure of the present invention;

FIG. 2 is a schematic side cross-sectional view of the structure of the present invention;

FIG. 3 is a schematic top view of the structure of the present invention;

FIG. 4 is a front sectional view of the second bevel gear and the forward and reverse screws of FIG. 1.

In the figure: 1. a base; 11. a test platform; 12. a support bar; 13. a pressure detector; 2. a motor; 21. a loop bar; 22. a sleeve; 23. a rotating shaft; 24. a transmission rod; 25. a connecting shaft; 26. a rotating rod; 3. a limiting plate; 31. a threaded sleeve; 32. a positive and negative screw; 33. a rotating shaft; 34. a first bevel gear; 35. a second bevel gear; 36. and (7) rotating a handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, an embodiment of the present invention is shown:

a fatigue test measuring device for sponge, comprising:

the device main body comprises a base 1, wherein the top end of the base 1 is movably connected with a test platform 11, the top end of the test platform 11 is fixedly connected with a support rod 12, the inner side of the base 1 is fixedly connected with a pressure detector 13, the base 1 plays a role in supporting and fixing the test platform 11, the pressure detector 13 can obtain data through the test platform 11 and can conveniently calculate, and the support rod 12 plays a role in supporting a press rod;

the adjusting structure comprises a motor 2, the motor 2 is fixedly connected to the top end of a test platform 11, a loop bar 21 is fixedly connected to the inner side of a support bar 12, a sleeve 22 is slidably connected to the outer side of the loop bar 21, a transmission bar 24 is movably connected to the inner side of the support bar 12, one end of the transmission bar 24 is rotatably connected with a rotating shaft 23, the other end of the transmission bar 24 is rotatably connected with a connecting shaft 25, an output end of a base 1 is rotatably connected with a rotating bar 26, the test platform 11 fixes the loop bar 21 and prevents the loop bar 21 from shaking, the loop bar 21 can facilitate the sleeve 22 to limit a pressing plate, the connecting shaft 25 adjusts the transmission bar 24 to prevent the machine from being broken due to the change of the angle of the transmission bar 24, the motor 2 facilitates the rotating bar 26 to rotate under the action of transmission power, and the rotating bar 26 can drive the rotating shaft 23 to rotate;

elevation structure, including limiting

plate

3, 3 swing joint of limiting plate is on test platform 11's top, the bottom fixedly connected with swivel nut 31 of limiting plate 3, positive and negative screw rod 32 is connected in the inboard rotation of swivel nut 31, positive and negative screw rod 32's one end is rotated and is connected with pivot 33, positive and negative screw rod 32's the first conical gear of other end fixedly connected with 34, the slip of swivel nut 31 can drive limiting plate 3 and slide and make things convenient for the limiting plate 3 to the experiment piece centre gripping, positive and negative screw rod 32's rotation can drive swivel nut 31 and slide, the rotation of turning handle 36 can drive second conical gear 35 and rotate, make things convenient for first conical gear 34 to drive positive and negative screw rod 32 and rotate.

Further, bracing piece 12 is two sets of and 11 fixed connection of test platform, and test platform 11 is platelike swing joint on the top of base 1, and bracing piece 12 is two sets of better supporting effect that can play the roof, and base 1 plays the supporting role to test platform 11.

Further, sleeve 22 passes through loop bar 21 and bracing piece 12 swing joint, and transfer line 24 is long rod-shaped and connecting axle 25 and rotates to be connected, and the both ends of transfer line 24 are rotated and are connected on the surface of axis of rotation 23 and connecting axle 25, and bracing piece 12 plays limiting displacement to sleeve 22 through loop bar 21, under the connecting action through connecting axle 25 and transfer line 24, realizes that connecting axle 25 carries out angle modulation to transfer line 24.

Further, the motor 2 is rotatably connected with the rotating shaft 23 through the rotating rod 26, and the rotating rod 26 is connected with the motor 2 to rotate the rotating shaft 23.

Furthermore, the inner side of the test platform 11 is rotatably connected with a rotating handle 36, the surface of the rotating handle 36 is fixedly connected with a second bevel gear 35, the test platform 11 is limited to the rotating handle 36 through the connection of the test platform 11 and the rotating handle 36, the rotating handle 36 is prevented from falling off, and the rotation of the rotating handle 36 can drive the second bevel gear 35 to rotate.

Further, positive and negative screw rod 32 rotates through swivel nut 31 and limiting plate 3 and is connected, and positive and negative screw rod 32 is rectangular rod-shaped and first conical gear 34 fixed connection, and pivot 33 fixed connection is in test platform 11's inboard, and positive and negative screw rod 32's slip drives limiting plate 3 through swivel nut 31 and slides, realizes limiting plate 3 to the centre gripping effect of sponge test block, and positive and negative screw rod 32 rotation messenger positive and negative screw rod 32 carries out work can be driven in first conical gear 34's rotation.

The working principle is as follows: during the use, make motor 2 work through opening the switch, motor 2 drives bull stick 26 rotates, and motor 2 that uses in this application is the product that can directly purchase on the market, and its principle and connected mode are the prior art that technical personnel are familiar in this field, so it is no longer repeated here that bull stick 26 drives transfer line 24 through positive and negative screw rod 32 and rotates, and loop bar 21 and sleeve 22 carry out spacing to transfer line 24, and the rotation of transfer line 24 makes the clamp plate slide from top to bottom through the regulation of connecting axle 25, carries out pressure test to the sponge test block.

Make the turning handle 36 drive second conical gear 35 rotate through rotating turning handle 36, the rotation of second conical gear 35 drives first conical gear 34 and rotates, first conical gear 34 drives swivel nut 31 through positive and negative screw rod 32 and slides, pivot 33 is adjusted and is spacing positive and negative screw rod 32 to the rotation of positive and negative screw rod 32, the slip of swivel nut 31 drives limiting plate 3 and slides and make limiting plate 3 carry out the centre gripping fixed to the sponge test block.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A fatigue test of sponge surveys device which characterized in that includes:

the device comprises a device main body and a pressure detector, wherein the device main body comprises a base (1), the top end of the base (1) is movably connected with a test platform (11), the top end of the test platform (11) is fixedly connected with a supporting rod (12), and the inner side of the base (1) is fixedly connected with the pressure detector (13);

the adjusting structure comprises a motor (2), the motor (2) is fixedly connected to the top end of a test platform (11), a loop bar (21) is fixedly connected to the inner side of the supporting bar (12), a sleeve (22) is slidably connected to the outer side of the loop bar (21), a transmission bar (24) is movably connected to the inner side of the supporting bar (12), one end of the transmission bar (24) is rotatably connected with a rotating shaft (23), the other end of the transmission bar (24) is rotatably connected with a connecting shaft (25), and the output end of the base (1) is rotatably connected with a rotating bar (26);

elevation structure, including limiting plate (3), limiting plate (3) swing joint is on the top of test platform (11), bottom fixedly connected with swivel nut (31) of limiting plate (3), positive and negative screw rod (32) are connected in the inboard rotation of swivel nut (31), the one end rotation of positive and negative screw rod (32) is connected with pivot (33), the first conical gear (34) of other end fixedly connected with of positive and negative screw rod (32).

2. A device for testing fatigue of sponge according to claim 1, wherein: the support rods (12) are fixedly connected with the test platform (11) in two groups, and the test platform (11) is movably connected to the top end of the base (1) in a plate shape.

3. A device for testing fatigue of sponge according to claim 1, wherein: the sleeve (22) is movably connected with the support rod (12) through the sleeve rod (21), the transmission rod (24) is in a long rod shape and is rotatably connected with the connecting shaft (25), and the two ends of the transmission rod (24) are rotatably connected to the surfaces of the rotating shaft (23) and the connecting shaft (25).

4. A device for testing fatigue of sponge according to claim 1, wherein: the motor (2) is rotatably connected with the rotating shaft (23) through a rotating rod (26).

5. A device for testing fatigue of sponge according to claim 1, wherein: the inner side of the test platform (11) is rotatably connected with a rotating handle (36), and the surface of the rotating handle (36) is fixedly connected with a second bevel gear (35).

6. A device for testing fatigue of sponge according to claim 1, wherein: positive and negative screw rod (32) are rotated through swivel nut (31) and limiting plate (3) and are connected, positive and negative screw rod (32) are stock form and first conical gear (34) fixed connection, pivot (33) fixed connection is in the inboard of test platform (11).