CN216955447U

CN216955447U - Universal material testing machine with wide application range

Info

Publication number: CN216955447U
Application number: CN202220107923.7U
Authority: CN
Inventors: 李翔榕
Original assignee: Fujian Shenghang Engineering Quality Inspection Co ltd
Current assignee: Fujian Shenghang Engineering Quality Inspection Co ltd
Priority date: 2022-01-17
Filing date: 2022-01-17
Publication date: 2022-07-12
Anticipated expiration: 2032-01-17

Abstract

The utility model discloses a universal material testing machine with a wide application range, which comprises a base, wherein supporting plates are fixedly connected to two sides of the top of the base, the tops of the two supporting plates are fixedly connected with a same top plate, an electric telescopic rod is embedded in the top of the top plate, a same moving plate is slidably sleeved on the two supporting plates, the bottom end of an output shaft of the electric telescopic rod is fixedly connected with the top of the moving plate, scale marks are arranged on the front sides of the supporting plates, first grooves are formed in the top of the base and the bottom of the moving plate, and thread driving mechanisms are rotatably mounted on the inner walls of two sides of each first groove. The clamping device is convenient for simultaneously clamping two ends of a material, can clamp and fix the materials with different specifications in a mode that the two clamping plates move towards the mutually approaching direction, improves the application range, and improves the clamping efficiency in a mode of simultaneously clamping two ends of the material, thereby improving the test efficiency and meeting the use requirements.

Description

Universal material testing machine with wide application range

Technical Field

The utility model relates to the technical field of universal material testing machines, in particular to a universal material testing machine with a wide application range.

Background

The universal material testing machine is used for testing mechanical properties and manufacturability of materials, parts or components, and is mainly used for testing mechanical properties of materials of various product parts, such as stretching, compression, bending, shearing and the like; the existing universal material testing machine is not convenient for clamping two ends of different objects simultaneously, the existing manual adjustment mode of clamping one by one has low clamping efficiency, further reduces the testing efficiency, and can not meet the use requirement, so that the universal material testing machine with wide application range is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a universal material testing machine with a wide application range.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a universal material testing machine with wide application range comprises a base, wherein two sides of the top of the base are fixedly connected with supporting plates, the tops of the two supporting plates are fixedly connected with a same top plate, an electric telescopic rod is embedded in the top of the top plate, a same moving plate is sleeved on the two supporting plates in a sliding mode, the bottom end of an output shaft of the electric telescopic rod is fixedly connected with the top of the moving plate, scale marks are arranged on the front sides of the supporting plates, first grooves are formed in the top of the base and the bottom of the moving plate, threaded driving mechanisms are rotatably mounted on the inner walls of the two sides of each first groove, one ends, close to each other, of the two threaded driving mechanisms in the same first groove are fixedly connected, two clamping plates are movably contacted with the bottom of the moving plate and the top of the base, one sides, far away from each other, of the two clamping plates, opposite up and down are fixedly connected with one sides, close to each other, of the two threaded driving mechanisms, opposite up and down, the first groove is kept away from and has been seted up the second groove on its open-ended one side inner wall, fixedly connected with guiding mechanism between the both sides inner wall in second groove, the one side that two guiding mechanism are close to each other keeps away from one side fixed connection of splint with the screw thread actuating mechanism that corresponds respectively, it is equipped with first bevel gear all to fix the cover on two left screw thread actuating mechanism to be located, the meshing has same rotary driving mechanism between two first bevel gear, rotary driving mechanism rotates to be installed between one side that movable plate and base are close to each other, the mounting groove has been seted up at the top of base, fixedly connected with driving motor on the bottom inner wall of mounting groove, driving motor's output shaft right-hand member and the left end fixed connection of the screw thread actuating mechanism below the left side.

Preferably, the thread driving mechanism comprises screw rods, the two screw rods located in the same first groove are respectively rotatably installed on the inner walls of the two sides of the first groove, the ends, close to each other, of the two screw rods located in the same first groove are welded, the thread turning directions of the two screw rods located in the same first groove are opposite, the two first bevel gears are respectively fixedly sleeved on the two left screw rods, moving blocks are sleeved on the screw rods, one sides, close to each other, of the two vertically opposite moving blocks are respectively fixedly connected with one sides, far away from each other, of the two vertically opposite clamping plates, the right end of an output shaft of the driving motor is fixedly connected with the left end of the screw rod at the lower left, and the thread turning directions of the two vertically opposite screw rods are also opposite.

Preferably, the guide mechanism comprises a guide rod fixedly connected between the inner walls of the two sides of the second groove, two guide sleeves are slidably sleeved on the guide rod, and one side, close to each other, of each of the two guide sleeves opposite to each other is fixedly connected with one side, far away from each other, of each of the two moving blocks opposite to each other.

Preferably, the rotary driving mechanism comprises two second bevel gears, the two second bevel gears are symmetrically arranged, the two second bevel gears are respectively meshed with the two first bevel gears, the bottom of the moving plate is rotatably provided with a rectangular pipe, the top of the base is rotatably provided with a rectangular rod, the rectangular pipe is slidably sleeved on the rectangular rod, the bottom of the second bevel gear above the rectangular pipe is fixedly connected with the top end of the rectangular pipe, and the top of the second bevel gear below the rectangular pipe is fixedly connected with the bottom end of the rectangular rod.

Preferably, the side of the left and right opposite clamping plates close to each other is fixedly bonded with an anti-skid rubber.

Preferably, a threaded hole is formed in one side of the moving block, the threaded hole is in threaded connection with the corresponding screw, first bearings are fixedly connected to the inner walls of the two sides of the first groove, and the inner sides of the inner rings of the first bearings are fixedly connected with the outer sides of the corresponding screws.

Preferably, the top of base fixedly connected with first installation piece, first circular port has been seted up at the top of first installation piece, and first circular port internal fixation cover is equipped with the second bearing, the inboard outside fixed connection with the rectangular rod of inner circle of second bearing.

Preferably, the bottom of the moving plate is fixedly connected with a second mounting block, the right side of the second mounting block is fixedly connected with a third bearing, and the inner side of an inner ring of the third bearing is fixedly connected with the outer side of the rectangular pipe.

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

the clamping device is convenient for simultaneously clamping two ends of a material, can clamp and fix the materials with different specifications in a mode that the two clamping plates move towards the mutually approaching direction, improves the application range, and improves the clamping efficiency in a mode of simultaneously clamping two ends of the material, thereby improving the test efficiency and meeting the use requirements.

Drawings

FIG. 1 is a schematic structural diagram of a universal material testing machine with a wide application range according to the present invention;

FIG. 2 is a schematic cross-sectional view of FIG. 1;

fig. 3 is an enlarged schematic view of a portion a in fig. 2.

In the figure: 100. a top plate; 101. a base; 102. a support plate; 1. moving the plate; 2. scale marks; 3. an electric telescopic rod; 4. a first groove; 5. a screw; 6. a splint; 7. a rectangular bar; 8. a moving block; 9. mounting grooves; 10. a drive motor; 11. a first bevel gear; 12. a second bevel gear; 13. a rectangular tube; 14. a second groove; 15. a guide sleeve; 16. a guide rod.

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.

Referring to fig. 1-3, a universal material testing machine with a wide application range comprises a base 101, support plates 102 are fixedly connected to two sides of the top of the base 101, a top plate 100 is fixedly connected to the tops of the two support plates 102, an electric telescopic rod 3 is embedded in the top of the top plate 100, a same movable plate 1 is sleeved on the two support plates 102 in a sliding mode, the bottom end of an output shaft of the electric telescopic rod 3 is fixedly connected with the top of the movable plate 1, scale marks 2 are arranged on the front sides of the support plates 102, a first groove 4 is formed in the top of the base 101 and the bottom of the movable plate 1, thread driving mechanisms are rotatably mounted on inner walls of two sides of the first groove 4, one ends, close to each other, of the two thread driving mechanisms in the same first groove 4 are fixedly connected, two movable plates 6 are in movable contact with the bottom of the base 1 and the top of the base 101, one side, far away from each other, of the two clamp plates 6, and one side, close to one side of the two thread driving mechanisms, close to each other, and the other The inner wall of one side of the first groove 4 far away from the opening is provided with a second groove 14, guide mechanisms are fixedly connected between the inner walls of two sides of the second groove 14, one side of the two guide mechanisms close to each other is fixedly connected with one side of the corresponding thread driving mechanism far away from the clamping plate 6, the two thread driving mechanisms positioned on the left side are fixedly sleeved with a first bevel gear 11, the same rotary driving mechanism is meshed between the two first bevel gears 11, the rotary driving mechanism is rotatably installed between the movable plate 1 and one side of the base 101 close to each other, the top of the base 101 is provided with a mounting groove 9, the inner wall of the bottom of the mounting groove 9 is fixedly connected with a driving motor 10, and the right end of an output shaft of the driving motor 10 is fixedly connected with the left end of the thread driving mechanism on the lower left side;

the thread driving mechanism comprises screw rods 5, two screw rods 5 positioned in the same first groove 4 are respectively rotatably installed on the inner walls of two sides of the first groove 4, one ends, close to each other, of the two screw rods 5 positioned in the same first groove 4 are welded, the thread turning directions of the two screw rods 5 positioned in the same first groove 4 are opposite, two first bevel gears 11 are respectively fixedly sleeved on the two screw rods 5 on the left side, moving blocks 8 are sleeved on the screw rods 5 in a threaded manner, one sides, close to each other, of the two moving blocks 8 opposite to each other up and down are respectively fixedly connected with one sides, far away from each other, of the two clamping plates 6 opposite to each other up and down, the right end of an output shaft of the driving motor 10 is fixedly connected with the left end of the screw rod 5 on the left lower side, and the thread turning directions of the two screw rods 5 opposite to each other up and down are also opposite;

the guide mechanism comprises a guide rod 16 fixedly connected between the inner walls of the two sides of the second groove 14, two guide sleeves 15 are slidably sleeved on the guide rod 16, and one sides, close to each other, of the two guide sleeves 15 opposite up and down are fixedly connected with one sides, far away from each other, of the two moving blocks 8 opposite up and down respectively;

the rotary driving mechanism comprises two second bevel gears 12, the two second bevel gears 12 are symmetrically arranged, the two second bevel gears 12 are respectively meshed with the two first bevel gears 11, the bottom of the moving plate 1 is rotatably provided with a rectangular pipe 13, the top of the base 101 is rotatably provided with a rectangular rod 7, the rectangular pipe 13 is slidably sleeved on the rectangular rod 7, the bottom of the second bevel gear 12 positioned above is fixedly connected with the top end of the rectangular pipe 13, and the top of the second bevel gear 12 positioned below is fixedly connected with the bottom end of the rectangular rod 7. The use requirement is met.

According to the utility model, anti-skid rubber is fixedly bonded on one side, close to each other, of each of the two clamping plates 6 which are opposite to each other on the left and right, one side of each moving block 8 is provided with a threaded hole, the threaded hole is in threaded connection with the corresponding screw rod 5, the inner walls of the two sides of each first groove 4 are fixedly connected with first bearings, the inner sides of the inner rings of the first bearings are fixedly connected with the outer sides of the corresponding screw rods 5, the top of the base 101 is fixedly connected with a first mounting block, the top of the first mounting block is provided with a first circular hole, each first circular hole is fixedly sleeved with a second bearing, the inner sides of the inner rings of the second bearings are fixedly connected with the outer sides of the rectangular rods 7, the bottom of the moving plate 1 is fixedly connected with a second mounting block, the right side of the second mounting block is fixedly connected with a third bearing, and the inner sides of the inner rings of the third bearings are fixedly connected with the outer sides of the rectangular tubes 13 The centre gripping is fixed, improves application scope, and carries out the mode of centre gripping simultaneously to the both ends of material, improves centre gripping efficiency, and then improves test efficiency, satisfies the user demand.

The working principle is as follows: when the device is used, a material to be tested is placed between two left and right opposite clamping plates 6, the height of the two upper clamping plates 6 is adjusted according to the height of the material, during adjustment, the electric telescopic rod 3 is started in the forward direction, the output shaft of the electric telescopic rod 3 drives the movable plate 1 to slide downwards on the two supporting plates 102, the movable plate 1 sequentially passes through the two upper screw rods 5 and the two upper movable blocks 8 to drive the two upper clamping plates 6 to move downwards, the movable plate 1 also drives the rectangular tube 13 to slide downwards on the rectangular rod 7, when the end part of the material is positioned between the two upper clamping plates 6, the electric telescopic rod 3 is stopped, the driving motor 10 is started in the forward direction, the output shaft of the driving motor 10 drives the two lower screw rods 5 to rotate, the screw rod 5 at the lower left side drives the first bevel gear 11 at the lower side to rotate, the first bevel gear 11 at the lower side drives the second bevel gear 12 at the lower side to rotate, the lower second bevel gear 12 drives the rectangular rod 7 to rotate, the rectangular rod 7 drives the rectangular pipe 13 to rotate, the rectangular pipe 13 drives the upper second bevel gear 12 to rotate, the upper second bevel gear 12 drives the upper first bevel gear 11 to rotate, the upper first bevel gear 11 drives the upper two screw rods 5 to rotate, under the action of threaded holes formed in the moving blocks 8, due to the fact that the threads of the left and right opposite screw rods 5 are opposite in rotating direction, the left and right opposite screw rods 5 rotate to drive the left and right opposite moving blocks 8 to move in the mutually approaching direction, the left and right opposite moving blocks 8 drive the left and right opposite clamping plates 6 to move in the mutually approaching direction, the left and right opposite clamping plates 6 drive the left and right opposite anti-skid rubber sheets to move in the mutually approaching direction to simultaneously clamp two ends of the material, and the clamping of the materials with different specifications can be realized through the mode that the two clamping plates 6 move in the mutually approaching direction The application range is improved, and the clamping efficiency is improved by simultaneously clamping two ends of the material, so that the test efficiency is improved;

when carrying out experimental operation, reverse start electric telescopic handle 3, electric telescopic handle 3's output shaft drives movable plate 1 and upwards removes, and movable plate 1 loops through two screw rods 5 of top and two movable blocks 8 of top and drives two splint 6 upwards removals of top, and two splint 6 cooperations of top correspond two non-slip rubber upwards drag the upper end of material, can detect the condition of dragging this moment.

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.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the utility model concepts of the present invention in the scope of the present invention.

Claims

1. The universal material testing machine with wide application range comprises a base (101), wherein supporting plates (102) are fixedly connected to two sides of the top of the base (101), and the top of the two supporting plates (102) is fixedly connected with the same top plate (100), and is characterized in that an electric telescopic rod (3) is embedded in the top of the top plate (100), the two supporting plates (102) are slidably sleeved with the same movable plate (1), the bottom end of an output shaft of the electric telescopic rod (3) is fixedly connected with the top of the movable plate (1), scale marks (2) are arranged on the front sides of the supporting plates (102), first grooves (4) are formed in the top of the base (101) and the bottom of the movable plate (1), thread driving mechanisms are rotatably mounted on inner walls of two sides of each first groove (4), and one ends, close to each other, of the two thread driving mechanisms in the same first groove (4) are fixedly connected, the bottom of the movable plate (1) and the top of the base (101) are in movable contact with two clamping plates (6), one side, far away from each other, of each of the two clamping plates (6) which are opposite up and down is fixedly connected with one side, far away from the opening, of each of the two thread driving mechanisms which are opposite up and down, a second groove (14) is formed in the inner wall of one side, far away from the opening, of each of the first grooves (4), guide mechanisms are fixedly connected between the inner walls of the two sides of each second groove (14), one side, near to each other, of each of the two guide mechanisms is fixedly connected with one side, far away from the clamping plates (6), of the corresponding thread driving mechanism, first bevel gears (11) are fixedly sleeved on the two thread driving mechanisms on the left side, the same rotary driving mechanism is meshed between the two first bevel gears (11), and the rotary driving mechanism is rotatably installed between one side, near to each other, of the movable plate (1) and the base (101), the top of the base (101) is provided with a mounting groove (9), the inner wall of the bottom of the mounting groove (9) is fixedly connected with a driving motor (10), and the right end of an output shaft of the driving motor (10) is fixedly connected with the left end of a thread driving mechanism below the left side.

2. The universal material testing machine with wide application range according to claim 1, wherein the screw driving mechanism comprises screws (5), two screws (5) in the same first groove (4) are respectively rotatably mounted on the inner walls of the two sides of the first groove (4), the ends, close to each other, of the two screws (5) in the same first groove (4) are welded, the screw directions of the two screws (5) in the same first groove (4) are opposite, two first bevel gears (11) are respectively fixedly sleeved on the two screws (5) on the left side, a moving block (8) is sleeved on the screws (5) in a threaded manner, the side, close to each other, of the two moving blocks (8) opposite to each other is respectively fixedly connected with the side, far away from each other, of the two clamping plates (6) opposite to each other, the right end of an output shaft of the driving motor (10) is fixedly connected with the left end of the screw (5) on the lower left side, the thread turning directions of the two screws (5) which are opposite up and down are also opposite.

3. The universal material testing machine with wide application range according to claim 1, wherein the guiding mechanism comprises a guiding rod (16) fixedly connected between the inner walls of the two sides of the second groove (14), two guiding sleeves (15) are slidably sleeved on the guiding rod (16), and one sides, close to each other, of the two guiding sleeves (15) which are opposite up and down are fixedly connected with one sides, far away from each other, of the two moving blocks (8) which are opposite up and down respectively.

4. The universal material testing machine with the wide application range as claimed in claim 1, wherein the rotary driving mechanism comprises two second bevel gears (12), the two second bevel gears (12) are symmetrically arranged, the two second bevel gears (12) are respectively meshed with the two first bevel gears (11), a rectangular pipe (13) is rotatably installed at the bottom of the movable plate (1), a rectangular rod (7) is rotatably installed at the top of the base (101), the rectangular pipe (13) is slidably sleeved on the rectangular rod (7), the bottom of the second bevel gear (12) above is fixedly connected with the top end of the rectangular pipe (13), and the top of the second bevel gear (12) below is fixedly connected with the bottom end of the rectangular rod (7).

5. The universal material testing machine with wide application range according to claim 1, wherein the side of the two opposite clamping plates (6) close to each other is fixedly bonded with an anti-skid rubber.

6. The universal material testing machine with wide application range according to claim 2, wherein one side of the moving block (8) is provided with a threaded hole, the threaded hole is in threaded connection with the corresponding screw (5), the inner walls of the two sides of the first groove (4) are fixedly connected with first bearings, and the inner sides of the inner rings of the first bearings are fixedly connected with the outer sides of the corresponding screw (5).

7. The universal material testing machine with the wide application range as claimed in claim 4, wherein a first mounting block is fixedly connected to the top of the base (101), a first circular hole is formed in the top of the first mounting block, a second bearing is fixedly sleeved in the first circular hole, and the inner side of an inner ring of the second bearing is fixedly connected with the outer side of the rectangular rod (7).

8. The universal material testing machine with wide application range according to claim 4, wherein the bottom of the moving plate (1) is fixedly connected with a second mounting block, the right side of the second mounting block is fixedly connected with a third bearing, and the inner side of the inner ring of the third bearing is fixedly connected with the outer side of the rectangular tube (13).