CN210953670U - Anti testing machine that rolls over of cement - Google Patents
Anti testing machine that rolls over of cement Download PDFInfo
- Publication number
- CN210953670U CN210953670U CN201921445197.4U CN201921445197U CN210953670U CN 210953670 U CN210953670 U CN 210953670U CN 201921445197 U CN201921445197 U CN 201921445197U CN 210953670 U CN210953670 U CN 210953670U
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- CN
- China
- Prior art keywords
- workbench
- cement
- supporting
- lead screw
- cantilever beam
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- Expired - Fee Related
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Abstract
The utility model relates to a cement test equipment field, concretely relates to anti testing machine that rolls over of cement. The cement test block fixing device comprises a workbench and a driving motor used for providing power, a guide rail is arranged on the workbench, two supporting devices used for supporting a cement test block are connected to the guide rail through guide sleeves, a locking device is arranged between the guide sleeves and the guide rail, a lead screw perpendicular to the workbench is further arranged on the workbench, a cantilever beam is connected to the lead screw, a pressing device is connected to the cantilever beam through a connecting block, a pressure sensor is arranged on the pressing device, a signal converter used for converting pressure signals into digital signals is connected to the pressure sensor, and an air switch, an emergency stop switch, an operation keyboard, an electronic power-assisted hand wheel and a display are further arranged on the workbench and used for controlling the cantilever beam to move on the lead screw. Therefore, the cement bending resistance testing machine is good in testing precision, simple to operate and high in testing efficiency.
Description
Technical Field
The utility model relates to a cement test equipment field, concretely relates to anti testing machine that rolls over of cement.
Background
The quality of cement is directly related to the quality of concrete and related products, and the safety performance of buildings. The flexural strength test of the cement is carried out to measure the shearing resistance of the cement material and the strength grade of the cement so as to ensure the safety of buildings. The electric bending testing machine commonly used at present generally uses a lever mechanism for loading, the reading precision of the vernier scale is low, the structure is not compact enough, the operation is complex, and the testing speed is slow.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an experimental precision is good, easy operation, and the anti testing machine that rolls over of cement that efficiency of software testing is high aims at solving above-mentioned technical problem.
In order to achieve the above object, the utility model discloses anti testing machine of rolling over of cement's technical scheme is: the cement test block fixing device comprises a workbench and a driving motor used for providing power, a guide rail is arranged on the workbench, two supporting devices used for supporting a cement test block are connected to the guide rail through guide sleeves, a locking device is arranged between the guide sleeves and the guide rail, a lead screw perpendicular to the workbench is further arranged on the workbench, a cantilever beam is connected to the lead screw, a pressing device is connected to the cantilever beam through a connecting block, a pressure sensor is arranged on the pressing device, a signal converter used for converting pressure signals into digital signals is connected to the pressure sensor, and an air switch, an emergency stop switch, an operation keyboard, an electronic power-assisted hand wheel and a display are further arranged on the workbench and used for controlling the cantilever beam to move on the lead screw.
Preferably, the guide sleeve is fixedly connected with the supporting device, and the locking device is a jackscrew arranged on the guide sleeve.
Preferably, the pressing device comprises an upper pressing block and a pressing rod connected to the upper pressing block.
Preferably, the supporting device comprises a supporting seat and a supporting cylinder connected to the supporting seat.
Preferably, a shell and a dustproof strip are arranged outside the screw rod.
Preferably, a printer is also included.
Preferably, the workbench is provided with heat dissipation holes.
Preferably, an adjustable supporting leg for adjusting the height of the workbench is arranged below the workbench.
The utility model has the advantages that: when carrying out cement bending test, open the air switch through loosening the locking device, can adjust two strutting arrangement distances on the guide rail, adjust the position after with the locking device lock die can, place the cement test block on strutting arrangement after adjust the cantilever beam through adjusting electron helping hand wheel and remove on the lead screw, and then make the top pressure device just with cement test block upper surface contact, start driving motor pressurizes the top pressure device, collect pressure signal through pressure sensor, convert pressure signal into digital signal through signal converter, then show on the display, obtain required test data, if there is any anomaly in the test process, can in time press down emergency stop switch, prevent unexpected. The utility model discloses an experimental accuracy of anti-roll over testing machine of cement is than higher, and is fast and more laborsaving through electron helping hand wheel control cantilever beam moving speed, and test efficiency is higher.
The utility model discloses the beneficial effect who still has is: the guide sleeve is fixedly connected with the supporting device, and the jackscrew is arranged on the guide sleeve, so that the position of the supporting device is simple to adjust, and only the jackscrew needs to be tightened or loosened; the upper pressing device consists of an upper pressing block and a pressing rod, the supporting device consists of a supporting seat and a supporting cylinder, and loads are conveniently and uniformly distributed along the width direction of the cement test block during testing without generating any torsional stress; the outer shell and the dustproof strip are arranged outside the lead screw, so that the lead screw can be prevented from being polluted to influence the precision of the testing machine, and the printer is arranged to print out a test result in time; the heat dissipation holes are formed in the workbench, so that the influence on the service life of an instrument due to overhigh temperature in the working process is avoided; the adjustable supporting legs are arranged below the workbench, so that the cement bending resistance testing machine can be kept horizontal, and the precision of equipment and the accuracy of a test result are guaranteed.
Drawings
FIG. 1 is a schematic view of a cement bending resistance testing machine of the present invention;
fig. 2 is an enlarged view of a portion a of the bending resistance testing machine for cement shown in fig. 1.
In the figure: 1. an electronic power-assisted hand wheel; 2. a work table; 3. operating a keyboard; 4. a display; 5. a guide sleeve; 6. a guide rail; 7. a support device; 8. a pressure loading device; 9-connecting blocks; 10. a cantilever beam; 11. a housing; 12. a dust-proof strip; 13. heat dissipation holes; 14. an air switch; 15. a printer; 16. a scram switch; 17-adjustable feet; 18. a supporting seat; 19. carrying out top thread; 20. a support cylinder; 21. pressing the blocks; 22. a pressure lever.
Detailed Description
The following describes embodiments of the present invention with reference to the accompanying drawings.
The concrete embodiment of the utility model discloses a cement bending test machine, as shown in fig. 1 to fig. 2, in the description of the utility model, it should be explained that the position and positional relationship that the term "is up", "down", "left", "right", "vertical", "level", "interior", "exterior" etc. indicates is based on the position and positional relationship that the drawing shows, and it is only for the convenience of description the utility model, and does not indicate or imply that the device or the component that indicates must have specific position, construct and operate with specific position, therefore can not be understood as the restriction of the utility model.
This anti testing machine of rolling over of cement includes workstation 2 and the driving motor who is used for providing power, be equipped with guide rail 6 on workstation 2, be connected with two strutting arrangement 7 that are used for supporting the cement test block through guide pin bushing 5 on the guide rail 6, be equipped with the locking device between guide pin bushing 5 and the guide rail 6, still be equipped with the lead screw of perpendicular to workstation 2 on the workstation 2, be connected with cantilever beam 10 on the lead screw, be connected with top load device 8 through connecting block 9 on the cantilever beam 10, be equipped with pressure sensor on the top load device 8, be connected with the signal converter who is used for converting pressure signal into digital signal on the pressure sensor, still be equipped with air switch 14 on workstation 2, scram switch 16, operating keyboard 3, an electron helping hand wheel 1 and display 4 for controlling cantilever beam 10 and remove on the. The guide sleeve 5 and the supporting device 7 are fixedly connected together in a welding mode, the locking device is a jackscrew 19 arranged on the guide sleeve 5, the guide rail 6 can be jacked when the jackscrew 19 is screwed, the movement of the supporting device 7 is limited, the position of the supporting device 7 is adjusted simply, and only the jackscrew 19 needs to be loosened. The pressing device 8 comprises an upper pressing block 21 and a pressing rod 22 connected to the upper pressing block 21, and the cross section of the pressing rod 22 is circular. The supporting device 7 comprises a supporting seat 18 and a supporting cylinder 20 connected to the supporting seat 18, so that the load is uniformly distributed along the width direction of the cement test block during testing, and no torsional stress is generated. The lead screw periphery is equipped with shell 11 and dust excluder 12, and dust excluder 12 can be compressed and tensile, prevents that the lead screw is dirty, influences the testing machine precision. The side of workstation 2 still is equipped with printer 15 and a plurality of louvre 13, prevents that the during operation high temperature from influencing the testing machine life-span. An adjustable supporting leg 17 for adjusting the height of the workbench 2 is arranged below the workbench 2. The cement bending resistance testing machine is kept horizontal, and the accuracy of equipment precision and test results is guaranteed.
When a cement bending test is carried out, firstly, the air switch 14 is opened, the distance between the two supporting devices 7 on the guide rail 6 can be adjusted by loosening the locking device, and the locking device is locked after the positions of the supporting devices 7 are adjusted. After placing the cement test block on strutting arrangement 7, adjust cantilever beam 10 through adjusting electron helping hand wheel and remove on the lead screw, and then make top pressing device 8 just with cement test block surface contact, start driving motor and pressurize top pressing device 8, collect pressure signal through pressure sensor, convert pressure signal into digital signal through signal converter, then show on display 4, obtain the experimental data of wanting. If any abnormity occurs in the test process, the emergency stop switch 16 is pressed down in time, the power supply of the motor is cut off, the cement anti-bending test machine can be protected, and accidents are prevented. The utility model discloses an experimental accuracy of anti-roll over testing machine of cement is than higher, and is fast and more laborsaving through electron helping hand wheel control cantilever beam 10 translation rate, and efficiency of software testing is higher.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, and the present invention is not limited to the embodiments described above. 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 by the appended claims.
Claims (8)
1. The utility model provides a cement bending test machine which characterized in that: the cement test block fixing device comprises a workbench and a driving motor used for providing power, a guide rail is arranged on the workbench, two supporting devices used for supporting a cement test block are connected to the guide rail through guide sleeves, a locking device is arranged between the guide sleeves and the guide rail, a lead screw perpendicular to the workbench is further arranged on the workbench, a cantilever beam is connected to the lead screw, a pressing device is connected to the cantilever beam through a connecting block, a pressure sensor is arranged on the pressing device, a signal converter used for converting pressure signals into digital signals is connected to the pressure sensor, and an air switch, an emergency stop switch, an operation keyboard, an electronic power-assisted hand wheel and a display are further arranged on the workbench and used for controlling the cantilever beam to move on the lead screw.
2. The cement bending tester according to claim 1, characterized in that: the guide sleeve is fixedly connected with the supporting device, and the locking device is a jackscrew arranged on the guide sleeve.
3. The cement bending tester according to any one of claims 1-2, wherein: the upper pressing device comprises an upper pressing block and a pressing rod connected to the upper pressing block.
4. The cement bending tester according to any one of claims 1-2, wherein: the supporting device comprises a supporting seat and a supporting cylinder connected to the supporting seat.
5. The cement bending tester according to any one of claims 1-2, wherein: and a shell and a dustproof strip are arranged outside the screw rod.
6. The cement bending tester according to any one of claims 1-2, wherein: a printer is also included.
7. The cement bending tester according to any one of claims 1-2, wherein: the workbench is provided with heat dissipation holes.
8. The cement bending tester according to any one of claims 1-2, wherein: an adjustable supporting leg for adjusting the height of the workbench is arranged below the workbench.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921445197.4U CN210953670U (en) | 2019-09-02 | 2019-09-02 | Anti testing machine that rolls over of cement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921445197.4U CN210953670U (en) | 2019-09-02 | 2019-09-02 | Anti testing machine that rolls over of cement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210953670U true CN210953670U (en) | 2020-07-07 |
Family
ID=71393456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921445197.4U Expired - Fee Related CN210953670U (en) | 2019-09-02 | 2019-09-02 | Anti testing machine that rolls over of cement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210953670U (en) |
-
2019
- 2019-09-02 CN CN201921445197.4U patent/CN210953670U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Chao Inventor after: He Ruihong Inventor after: Zhang Kai Inventor after: Zhang Chaolu Inventor before: Wang Chao |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200707 Termination date: 20200902 |