CN217981077U

CN217981077U - Compression and bending strength testing machine

Info

Publication number: CN217981077U
Application number: CN202221856456.4U
Authority: CN
Inventors: 王凯龙; 顾义国; 柯珊珊
Original assignee: Jinan Railway Chengyi Engineering Testing Co ltd
Current assignee: Jinan Railway Chengyi Engineering Testing Co ltd
Priority date: 2022-07-19
Filing date: 2022-07-19
Publication date: 2022-12-06
Anticipated expiration: 2032-07-19

Abstract

The utility model discloses a resistance to compression rupture strength testing machine, comprises a workbench, the workstation be provided with the compression test device on the surface, the workstation be fixed with a plurality of montants on the surface, it is a plurality of the top fixedly connected with roof of montant, the top fixedly connected with on the surface of roof drives actuating cylinder, the output that drives actuating cylinder runs through the opposite side fixedly connected with holding down plate that extends to the roof, pressure sensor is installed in the bottom embedding of holding down plate, the inside of workstation has and is provided with adjusting part. The utility model discloses in, through the adjusting part who sets up, be convenient for carry out size adjustment to the distance of placing between the cement board, applicable cement board in different length is placed, and the convenience is carried out anti-bending strength's experiment to the cement board, is favorable to extensive popularization and use, has improved the experimental application range of anti-bending strength of cement board greatly, and the in-process of operation is more convenient, and the practicality is stronger.

Description

Compression and bending strength testing machine

Technical Field

The utility model relates to a material strength test instrument technical field especially relates to an anti rupture strength test machine of resistance to compression.

Background

The compression and bending strength testing machine is mainly used for the compression strength test of building materials such as bricks, cement mortar, concrete and the like, and can also be used for the mechanical property test of other materials.

Present resistance to compression rupture strength testing machine is carrying out the rupture test to the cement board when, traditional rupture strength testing machine is unchangeable at the length of placing the cement board, can't carry out the test of rupture strength to the cement board of different length, simultaneously when carrying out the test of rupture strength, need start the lower briquetting downstream of driving the actuating cylinder below and support tight cement board, then continuously pressurize, until the cement board by the fracturing, but owing to lack chucking fixed establishment, take place to drop downwards after the cement board fracturing, can lead to the fact destruction to this testing machine, the life-span of using is influenced, in order to solve this difficult problem, consequently, provide a resistance to compression rupture strength testing machine.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a compression and bending strength testing machine.

In order to realize the purpose, the utility model adopts the following technical scheme: the utility model provides a resistance to compression rupture strength testing machine, includes the workstation, the workstation is provided with compression test device on the surface, the workstation be a plurality of montants of fixedly connected with on the surface, it is a plurality of the top fixedly connected with roof of montant, the fixed connection on the surface of roof drives actuating cylinder, the output that drives actuating cylinder runs through the opposite side fixedly connected with holding down plate that extends to the roof, pressure sensor is installed in the bottom embedding of holding down plate, there is an adjusting part in the inside of workstation, adjusting part includes the motor, motor fixed connection is in surface one side of workstation, the output of motor runs through the inside fixedly connected with two-way screw rod that extends to the workstation, the one end of two-way screw rod is connected for rotating with the inside wall of workstation, two horizontal poles of inside fixedly connected with of workstation, two the horizontal pole is located two-way screw rod's both sides, two the common cover in outside of horizontal pole and two-way screw rod is equipped with two adapter sleeves, two the equal fixedly connected with fixed block in top of adapter sleeve, the fixed block is provided with the opening on the surface, the inside of open-ended is provided with chucking subassembly, be provided with the display screen on the surface of workstation, display screen and pressure sensor are electric connection.

Furthermore, two the adapter sleeve is threaded connection with two-way screw rod, two the adapter sleeve is sliding connection with two horizontal poles, simple structure, and the adapter sleeve of being convenient for is stable removes on two-way screw rod and horizontal pole, and the effect is best, and the practicality is stronger.

Further, the top of workstation has seted up the bar mouth, two the adapter sleeve is sliding connection with the inside wall of bar mouth, simple structure, and the adapter sleeve of being convenient for is stable slides on the lateral wall of bar mouth.

Further, the chucking subassembly includes two connecting rods, two connecting rod fixed connection is inside the open-ended, two sliding connection has the cardboard, two is established to the outside cover of connecting rod the outside of connecting rod all overlaps and is equipped with the spring, the both ends of spring are fixed connection with the top of open-ended interior top and cardboard, the top fixedly connected with pull rod of cardboard, the outside fixedly connected with handle that extends to the fixed block is run through at the top of pull rod, utilizes the chucking subassembly to be convenient for carry out the chucking to the experimental cement board of rupture strength fixed for more stable when carrying out the strength test, experimental in-process safety more has improved the accuracy when experimental greatly.

Further, four supporting legs of fixedly connected with all around of bottom of workstation, four the bottom fixedly connected with backup pad of supporting leg utilizes backup pad cooperation supporting leg can support the device, can improve stability in the use, and the effect is better.

Further, fixedly connected with controller on the surface of workstation, be provided with on the surface of controller and control the panel, utilize the control panel on the controller to control, the in-process of controlling is more nimble, and the practicality is stronger.

The utility model has the advantages that:

1. the utility model discloses when using, through the adjusting part who sets up, be convenient for carry out the size to placing the distance between the cement board and adjust, applicable cement board in different length places, and the convenience is carried out the test of anti rupture strength to the cement board, is favorable to extensive popularization and use, has improved the experimental application range of the anti rupture strength of cement board greatly, and the in-process of operation is more convenient, and the practicality is stronger.

2. The utility model discloses when using, through the chucking subassembly that sets up, be convenient for place the cement board and carry out anti roll strength when experimental, can carry out firm fixed to the cement board, can not cause to drop after carrying out the anti test of roll bending of cement board and pressing absolutely to accomplish, avoid causing destruction to this testing machine, protect this testing machine simultaneously, improved the life of this testing machine greatly, the practicality is stronger.

Drawings

FIG. 1 is a sectional view of the compression and bending strength tester of the present invention;

FIG. 2 is a front view of the compression and bending strength testing machine of the present invention;

fig. 3 is the utility model discloses a perspective view of the chucking subassembly of resistance to compression rupture strength testing machine.

Illustration of the drawings:

1. a support plate; 2. supporting legs; 3. a control panel; 4. a controller; 5. a compression test device; 6. a display screen; 7. a clamping assembly; 71. a spring; 72. a pull rod; 73. a handle; 74. clamping a plate; 75. a connecting rod; 8. a driving cylinder; 9. a lower pressing plate; 10. a pressure sensor; 11. a top plate; 12. a vertical rod; 13. a fixed block; 14. an opening; 15. an adjustment assembly; 151. a bidirectional screw; 152. a motor; 153. connecting sleeves; 154. a cross bar; 16. a work table; 17. a strip-shaped opening.

Detailed Description

Referring to fig. 1-3, a compression and bending strength testing machine, comprising a workbench 16, a compression testing device 5 is arranged on the surface of the workbench 16, a plurality of vertical bars 12 are fixedly connected on the surface of the workbench 16, a top plate 11 is fixedly connected on the tops of the vertical bars 12, a driving cylinder 8 is fixedly connected on the surface of the top plate 11, the output end of the driving cylinder 8 penetrates through the other side of the top plate 11 and is fixedly connected with a lower pressing plate 9, a pressure sensor 10 is embedded in the bottom of the lower pressing plate 9, an adjusting component 15 is arranged in the workbench 16, the adjusting component 15 comprises a motor 152, the motor 152 is fixedly connected on one side of the surface of the workbench 16, the output end of the motor 152 penetrates through the inner side of the workbench 16 and is fixedly connected with a two-way screw 151, one end of the two-way screw 151 is rotatably connected with the inner side wall of the workbench 16, two cross bars 154 are fixedly connected with the inner side of the workbench 16, two cross bars 154 are sleeved on the outer sides of the two cross bars 154 and the two cross bars 151, the two cross bars 153 are connected with a clamping block 13, an opening 14 is arranged on the surface of the connecting sleeve 7, two-way screw assemblies, a supporting leg 17 is arranged on the top of the workbench 16, a supporting plate 17, a supporting plate 6, a supporting plate 17 is connected with four-way connecting screen 17, a supporting screen 2, a manipulation panel 3 is provided on an outer surface of the controller 4.

Referring to fig. 3, the clamping assembly 7 includes two connecting rods 75, the two connecting rods 75 are fixedly connected inside the opening 14, the outside of the two connecting rods 75 is sleeved with a clamping plate 74, the outside of the two connecting rods 75 is sleeved with a spring 71, two ends of the spring 71 are fixedly connected with the inner top of the opening 14 and the top of the clamping plate 74, the top of the clamping plate 74 is fixedly connected with a pull rod 72, and the top of the pull rod 72 penetrates through and extends to the outside fixedly connected with a handle 73 of the fixed block 13.

The utility model discloses when using, when needs carry out compressive strength test to the cement piece, can place the cement piece and carry out the resistance to compression detection in the compression test device 5, stop work when the fracture appears in the cement piece, accessible display screen 6 observes numerical value, when needs carry out the resistance to compression strength test to the cement piece, can adjust to under the suitable position according to the different length of cement piece, utilize motor 152 to drive two-way screw rod 151 to rotate, can drive adapter sleeve 153 when two-way screw rod 151 rotates and remove on two-way screw rod 151 and horizontal pole 154, adjustable to under the suitable width, convenient to use places the cement piece of different length, when carrying out the resistance to compression strength test of cement piece, utilize handle 73 pulling pull rod 72 to remove, can drive cardboard 74 when pull rod 72 removes and slide on connecting rod 75, extrude spring 71 simultaneously, place opening 14's inside with the installation of cement piece, loosen handle 73 simultaneously, can fix the cement piece when receiving the effort of spring 71, open simultaneously and drive actuating cylinder 8, drive clamp plate 9 and carry out the holding down with the contact of block, when stopping work when fracture, the cement piece, the resistance to compression strength test device is more the life-time of the resistance to the fracture strength test that can be detected out the resistance to the real-time of this fracture test machine, the resistance to the real-time is more practical value of the resistance to the loss of the pressure value of the test that produces, it produces this cement piece, it produces the resistance to be convenient to produce, the real-time, it is more practical value, it detects out, the resistance to be convenient to damage, the resistance to produce the resistance to the test machine, the real-time.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a resistance to compression rupture strength testing machine, includes workstation (16), its characterized in that: the utility model discloses a pressure resistance test device, including workstation (16), be provided with compression test device (5) on the surface of workstation (16), the fixed surface of workstation (16) is connected with a plurality of montants (12), and is a plurality of the top fixedly connected with roof (11) of montant (12), the fixed surface of roof (11) is connected with drive cylinder (8), the output of drive cylinder (8) runs through the opposite side fixedly connected with holding down plate (9) that extends to roof (11), pressure sensor (10) are installed in the bottom embedding of holding down plate (9), the inside of workstation (16) is provided with adjusting part (15), adjusting part (15) includes motor (152), motor (152) fixed connection is in the surperficial one side of workstation (16), the output of motor (152) runs through the inside fixedly connected with two-way screw rod (151) that extends to workstation (16), the one end of two-way screw rod (151) is connected for rotating with the inside wall of workstation (16), the inside fixedly connected with two horizontal poles (154) of workstation (16), two the output of two-way screw rod (154) is located the two-way screw rod (151), two-way screw rod (153) and two-way fixed block (13) are all overlapped, the utility model discloses a pressure sensor, including workstation (16), the inside of fixed block (13) is provided with opening (14) on the surface, the inside of opening (14) is provided with chucking subassembly (7), the workstation (16) be provided with display screen (6) on the surface, display screen (6) and pressure sensor (10) are electric connection.

2. The compression and bending strength testing machine according to claim 1, wherein: the two connecting sleeves (153) are in threaded connection with the two-way screw (151), and the two connecting sleeves (153) are in sliding connection with the two cross rods (154).

3. The compression and bending strength testing machine according to claim 1, characterized in that: bar mouth (17) have been seted up at the top of workstation (16), two the inside wall of adapter sleeve (153) and bar mouth (17) is sliding connection.

4. The compression and bending strength testing machine according to claim 1, wherein: chucking subassembly (7) include two connecting rods (75), two connecting rod (75) fixed connection is in the inside of opening (14), two sliding connection has cardboard (74), two is established to the outside cover of connecting rod (75) the outside of connecting rod (75) is all overlapped and is equipped with spring (71), the both ends of spring (71) are fixed connection with the top of the interior top of opening (14) and cardboard (74), the top fixedly connected with pull rod (72) of cardboard (74), the outside fixedly connected with handle (73) that extends to fixed block (13) is run through at the top of pull rod (72).

5. The compression and bending strength testing machine according to claim 1, wherein: four supporting legs (2) are fixedly connected to the periphery of the bottom of the workbench (16), and four supporting plates (1) are fixedly connected to the bottoms of the supporting legs (2).

6. The compression and bending strength testing machine according to claim 1, characterized in that: fixedly connected with controller (4) on the surface of workstation (16), be provided with on the surface of controller (4) and control panel (3).