CN215179238U

CN215179238U - Electric bending resistance testing machine

Info

Publication number: CN215179238U
Application number: CN202121699483.0U
Authority: CN
Inventors: 秦磊; 侯龙龙
Original assignee: Xi'an Tiansheng Concrete Co ltd
Current assignee: Xi'an Tiansheng Concrete Co ltd
Priority date: 2021-07-24
Filing date: 2021-07-24
Publication date: 2021-12-14
Anticipated expiration: 2031-07-24

Abstract

The application relates to an electric anti-bending testing machine, which relates to the technical field of concrete testing equipment and comprises a testing machine body, a sound insulation box and a noise reduction assembly, wherein the testing machine body comprises a scale, a screw rod and a buffer seat, the scale is arranged above the screw rod and connected with the testing machine body, one end of the scale is connected with a connecting block, one end of the screw rod is rotatably connected with the testing machine body, the other end of the screw rod is rotatably connected with the connecting block, and the buffer seat is arranged below the connecting block and connected with the testing machine body; the sound insulation box is connected with the testing machine body, one end, close to the scale, of the sound insulation box is provided with a abdicating groove, and the scale and the screw rod can slide in the abdicating groove; the noise reduction assembly is arranged at the upper end of the buffer base and is located in the sound insulation box, and the noise reduction assembly is used for reducing noise generated when the connecting block impacts the buffer base. This application has the effect of the noise that produces when reducing the testing machine and breaking the test block.

Description

Electric bending resistance testing machine

Technical Field

The application relates to the technical field of concrete test equipment, in particular to an electric anti-bending test machine.

Background

At present, an anti-bending tester is mainly used for testing the anti-bending strength of samples such as concrete, refractory materials, bricks and the like, and the anti-bending tester is used for testing the tensile strength, the peeling strength, the puncture strength, the tearing strength, the elongation percentage and the like of the materials.

The utility model discloses a chinese utility model patent that publication number is CN203178138U discloses a multi-functional electronic bending test machine, including the base, be equipped with first nut and second nut on the base, the electric cabinet is fixed to base one end. The left end of the main lever is connected with the first balance weight, one end of the first balance weight is provided with a connecting screw rod, and the connecting screw rod is connected with the second balance weight through threads. The right end of the main lever is connected with a floating weight in a sliding mode, and the lower end of the floating weight is in threaded connection with the transmission screw rod. The side surface of the main lever is provided with a main scale, and the main lever is hung with an anti-bending mechanism through a first knife edge frame. The utility model has two measuring ranges, can be used for testing various bending strengths, and has high precision of testing results and convenient adjustment; when the test block is broken, the first buffer block can impact the buffer seat to trigger the microswitch to record data.

In view of the above-mentioned related art, the inventor believes that when the test machine in the above patent breaks the test block, a large noise is generated.

SUMMERY OF THE UTILITY MODEL

In order to reduce the noise that produces when the testing machine broke the test block, this application provides an electronic bending test machine.

The application provides an electronic bending test machine adopts following technical scheme:

an electric anti-bending testing machine comprises a testing machine body, a sound insulation box and a noise reduction assembly, wherein the testing machine body comprises a scale, a screw rod and a buffer seat, the scale is arranged above the screw rod and connected with the testing machine body, one end of the scale is connected with a connecting block, one end of the screw rod is rotatably connected with the testing machine body, the other end of the screw rod is rotatably connected with the connecting block, and the buffer seat is arranged below the connecting block and connected with the testing machine body; the sound insulation box is connected with the testing machine body, one end, close to the scale, of the sound insulation box is provided with a abdicating groove, and the scale and the screw rod can slide in the abdicating groove; the noise reduction assembly is arranged at the upper end of the buffer base and is located in the sound insulation box, and the noise reduction assembly is used for reducing noise generated when the connecting block impacts the buffer base.

Through adopting above-mentioned technical scheme, when using the testing machine, scale and lead screw can slide in the groove of stepping down, be close to the cushion socket gradually, when the test block fracture, the connecting block can drop on the cushion socket rapidly under the drive of scale and lead screw, the cushion socket is used for reducing the volume that connecting block impact testing machine body produced, the connecting block, the cushion socket sets up at the sound-proof box with the subassembly of making an uproar that falls, the sound-proof box can reduce the noise that connecting block impact testing machine body produced, thereby reduce the noise that the testing machine produced when breaking the test block.

Optionally, the noise reduction assembly comprises a buffer block and an elastic piece, a placing groove is formed in the upper end of the buffer seat, an opening of the placing groove is formed in the upper surface of the buffer seat, one end of the elastic piece is connected with the bottom of the placing groove, the other end of the elastic piece is connected with the lower end of the buffer block, and the buffer block is connected with the placing groove in a sliding mode.

Through adopting above-mentioned technical scheme, the elastic component is used for buffering the buffer block, when the connecting block descends to the buffing pad direction fast, strikes the buffer block, and the buffer block is used for reducing the noise when connecting block striking buffing pad, and then reduces the noise that produces when the testing machine breaks the test block.

Optionally, one end of the buffer block, which is close to the connecting block, is provided with an anti-collision block.

Through adopting above-mentioned technical scheme, the sound of connecting piece to the buffer block striking is reduced on the one hand to the anticollision piece, and on the other hand protects buffer block and connecting block, reduces the possibility that buffer block and connecting block striking damaged.

Optionally, the anti-collision block is detachably connected with the buffer block.

Through adopting above-mentioned technical scheme, when crashproof piece damages, be convenient for change crashproof piece.

Optionally, the inner wall of the soundproof box is provided with a sound absorption layer.

Through adopting above-mentioned technical scheme, when connecting block and anticollision piece striking produced the noise, the noise that produces when the test block was broken to the testing machine further reduction in the sound absorbing layer.

Optionally, a clamping block is arranged on one side, close to the inner wall of the sound insulation box, of the sound insulation layer, a clamping groove is formed in one side, close to the sound insulation layer, of the sound insulation box, and the clamping block is clamped with the clamping groove.

Through adopting above-mentioned technical scheme, when the sound absorbing layer need be changed, convenient to detach sound absorbing layer changes the sound absorbing layer.

Optionally, a box door is arranged on the side wall of the soundproof box.

Through adopting above-mentioned technical scheme, be convenient for change anticollision piece and sound absorbing layer.

Optionally, a sealing ring is arranged between the box door and the sound insulation box.

Through adopting above-mentioned technical scheme, the sealing washer seals between to chamber door and the sound-proof box, reduces the noise that produces when the test block is broken to the testing machine.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through setting up sound-proof box and the subassembly of making an uproar that falls, sound-proof box establishes the connecting block with the subassembly cover of making an uproar that falls in sound-proof box, reduces the noise that produces when the testing machine broke the test block.

2. Through setting up the sound absorbing layer, the noise that produces when further reducing the testing machine breaking test block.

Drawings

Fig. 1 is a schematic structural diagram of an electric bending resistance testing machine according to an embodiment of the present application.

Fig. 2 is a schematic structural diagram of a hidden box door of an electric bending resistance testing machine according to an embodiment of the present application.

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

Fig. 4 is a perspective cross-sectional view of an electric bending resistance testing machine according to an embodiment of the present application.

Fig. 5 is an enlarged view of a portion B in fig. 4.

Description of reference numerals: 1. a testing machine body; 10. a scale; 11. a screw rod; 12. a buffer seat; 120. a placement groove; 13. connecting blocks; 2. a sound insulation box; 20. an installation port; 21. a box door; 22. a yielding groove; 23. a seal ring; 24. a sound absorbing layer; 240. a clamping block; 25. a card slot; 3. a noise reduction assembly; 30. a buffer block; 300. a limiting groove; 31. an elastic member; 32. an anti-collision block; 320. a limiting column.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses electronic anti testing machine that rolls over.

Referring to fig. 1-3, an electric bending resistance testing machine comprises a testing machine body 1, a sound insulation box 2 and a noise reduction assembly 3, wherein the testing machine body 1 comprises a scale 10, a screw rod 11 and a buffer seat 12, the scale 10 is arranged above the screw rod 11 and is rotatably connected with the testing machine body 1 through a bearing, a connecting block 13 is welded below the scale 10, one end of the screw rod 11 is rotatably connected with the testing machine body 1 through a bearing, the other end of the screw rod is rotatably connected with the connecting block 13 through a bearing, the buffer seat 12 is arranged below the connecting block 13, the buffer seat 12 is cylindrical, and one surface, close to the testing machine body 1, of the buffer seat 12 is welded with the sound insulation box 2; the sound insulation box 2 is connected with the testing machine body 1 through bolts, an installation opening 20 is formed in the side wall of the sound insulation box 2, a box door 21 is detachably connected in the installation opening 20, a sealing ring 23 is elastically clamped between the box door 21 and the sound insulation box 2, a stepping groove 22 is formed in one end, close to the scale 10, of the sound insulation box 2, the stepping groove 22 is cuboid-shaped, and the scale 10 and the lead screw 11 can slide along the height direction of the stepping groove 22; noise reduction unit 3 sets up in buffer base 12 upper end and is located sound-proof box 2, and noise reduction unit 3 is used for reducing the noise that produces when connecting block 13 striking buffer base 12. Use the testing machine to test the bending strength of test block, when the test block fracture, connecting block 13 can drop on buffer seat 12 under the drive of scale 10 and lead screw 11 rapidly, connecting block 13 striking is on buffer seat 12, buffer seat 12 is used for reducing the noise that connecting block 13 impact testing machine body 1 produced, connecting block 13, buffer seat 12 sets up in sound-proof box 2 with noise reduction component 3, sound-proof box 2 is used for reducing the noise that connecting block 13 striking buffer seat 12 produced, thereby reduce the noise that the testing machine produced when breaking the test block.

Referring to fig. 4 and 5, sound absorbing layer 24 is arranged on the inner wall of sound insulation box 2, sound absorbing layer 24 is polyester fiber sound absorbing layer 24, sound absorbing layer 24 is bonded to one side close to the inner wall of sound insulation box 2 to form a clamping block 240, clamping groove 25 is formed in one side of sound insulation box 2 close to sound absorbing layer 24, clamping block 240 is elastically clamped with clamping groove 25, and when sound absorbing layer 24 needs to be replaced, sound absorbing layer 24 is convenient to replace. The noise reduction assembly 3 comprises a buffer block 30 and an elastic piece 31, a placing groove 120 is formed in the upper surface of a buffer base 12, the placing groove 120 is cylindrical, the axis of the placing groove 120 is overlapped with the axis of the buffer base 12, an opening of the placing groove 120 is located in the upper surface of the buffer base 12, the buffer block 30 is cylindrical, the buffer block 30 is in sliding connection with the placing groove 120, a limiting groove 300 is formed in one end, close to a connecting block 13, of the buffer block 30, the limiting groove 300 is cylindrical, a limiting column 320 is elastically clamped in the limiting groove 300, an anti-collision block 32 is fixedly connected to the upper surface of the limiting column 320, the anti-collision block 32 is made of hard rubber materials, the anti-collision block 32 and the limiting column 320 are integrally formed, and the limiting column 320 and the limiting groove 300 are elastically clamped to facilitate replacement of the anti-collision block 32; the elastic member 31 is a spring, one end of the elastic member 31 is welded to the bottom wall of the placing groove 120, the other end of the elastic member 31 is welded to the lower surface of the buffer block 30, and the elastic member 31 can be compressed along the axial direction of the buffer block 30. When the bending strength of the test block is tested, the connecting block 13 can quickly impact the anti-collision block 32 under the driving of the scale 10 and the screw rod 11, the anti-collision block 32 is impacted to drive the buffer block 30, and the buffer block 30 drives the elastic piece 31 to compress, so that the noise generated when the test block is broken by the testing machine is reduced; when the test block breaks, the noise that connecting block 13 striking buffer block 30 produced can be absorbed by sound absorbing layer 24, further reduces the noise that produces when the test block was broken to the testing machine.

The implementation principle of this application embodiment electronic bending test machine does: when carrying out the bending strength test of test block, when the test block is cracked, scale 10 and lead screw 11 can fall rapidly, and connecting block 13 can fall on anticollision piece 32 under the drive of scale 10 and lead screw 11 rapidly, and anticollision piece 32 drives buffer block 30 downstream, compresses elastic component 31, and sound absorbing layer 24 inhales the sound to the noise of connecting block 13 and anticollision piece 32 striking simultaneously, reduces the noise that produces when the test block was broken to the testing machine.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an electronic bending test machine which characterized in that: the testing machine comprises a testing machine body (1), a sound insulation box (2) and a noise reduction assembly (3), wherein the testing machine body (1) comprises a scale (10), a screw rod (11) and a buffer seat (12), the scale (10) is arranged above the screw rod (11) and connected with the testing machine body (1), one end of the scale (10) is connected with a connecting block (13), one end of the screw rod (11) is rotatably connected with the testing machine body (1), the other end of the screw rod is rotatably connected with the connecting block (13), and the buffer seat (12) is arranged below the connecting block (13) and connected with the testing machine body (1); the sound insulation box (2) is connected with the testing machine body (1), one end, close to the scale (10), of the sound insulation box (2) is provided with a yielding groove (22), and the scale (10) and the lead screw (11) can slide in the yielding groove (22); the noise reduction assembly (3) is arranged at the upper end of the buffer base (12) and is located in the sound insulation box (2), and the noise reduction assembly (3) is used for reducing noise generated when the connecting block (13) collides with the buffer base (12).

2. An electric bending tester according to claim 1, characterized in that: the noise reduction assembly (3) comprises a buffer block (30) and an elastic piece (31), a placing groove (120) is formed in the upper end of the buffer seat (12), an opening of the placing groove (120) is formed in the upper surface of the buffer seat (12), one end of the elastic piece (31) is connected with the bottom of the placing groove (120), the other end of the elastic piece is connected with the lower end of the buffer block (30), and the buffer block (30) is connected with the placing groove (120) in a sliding mode.

3. An electric bending tester according to claim 2, characterized in that: and an anti-collision block (32) is arranged at one end of the buffer block (30) close to the connecting block (13).

4. An electric bending tester according to claim 3, characterized in that: the anti-collision block (32) is detachably connected with the buffer block (30).

5. An electric bending tester according to claim 1, characterized in that: and a sound absorption layer (24) is arranged on the inner wall of the sound insulation box (2).

6. An electric bending tester according to claim 5, wherein: sound absorbing layer (24) are close to sound insulating box (2) inner wall one side and are provided with fixture block (240), sound insulating box (2) are close to sound absorbing layer (24) one side and have seted up draw-in groove (25), fixture block (240) and draw-in groove (25) joint.

7. An electric bending tester according to claim 5, wherein: and a box door (21) is arranged on the side wall of the sound insulation box (2).

8. An electric bending tester according to claim 7, wherein: and a sealing ring (23) is arranged between the box door (21) and the sound insulation box (2).