CN213068549U

CN213068549U - Cement mortar fluidity apparatus with regulatory function

Info

Publication number: CN213068549U
Application number: CN202021909660.9U
Authority: CN
Inventors: 李海斌; 詹光明; 熊还超; 张朋; 詹赡; 陈亮
Original assignee: Hubei Yunhai Concrete Co ltd
Current assignee: Hubei Yunhai Concrete Co ltd
Priority date: 2020-09-03
Filing date: 2020-09-03
Publication date: 2021-04-27
Anticipated expiration: 2030-09-03

Abstract

The utility model relates to a cement mortar fluidity tester with adjusting function, which comprises a base, wherein a frame is arranged on the base, a horizontal disc is arranged on the frame, a truncated cone round die and a die sleeve are arranged on the upper side of the disc, a driving shaft between the disc and the base is arranged on the base, the axis of the driving shaft is horizontal, a cam is coaxially and fixedly arranged on the driving shaft, a vertical driving rod is fixedly arranged on the lower side of the disc, the lower end of the driving rod is abutted against the peripheral side of the cam, a driving motor is arranged on the base, and the driving shaft is coaxially and fixedly connected with an output shaft of the driving motor; the cams are arranged on the driving shaft and are evenly distributed along the axial direction of the driving shaft, the lifting amount of the cams is gradually reduced along the axial direction of the driving shaft, and the base is also provided with a driving mechanism for driving the driving motor to move along the axial direction of the driving shaft. This application has the vibration range that can adjust the disc to the effect of the mobility test of adaptation different kinds of cement mortar.

Description

Cement mortar fluidity apparatus with regulatory function

Technical Field

The application relates to the field of cement performance detection equipment, in particular to a cement mortar fluidity tester with an adjusting function.

Background

The cement mortar fluidity tester is a device used for cement mortar fluidity test, the cement mortar fluidity represents a measure of the cement mortar fluidity, and under a certain water adding amount, the fluidity depends on the water requirement of cement. The fluidity of the cement mortar is the reaction of the plasticity of the cement mortar, the water consumption for forming the strength of the cement mortar is controlled by the fluidity, and the measured strength and the cement strength have better correlation and can better react and use the effect.

The Chinese patent with the patent publication number of CN206192820U is retrieved now, and a cement mortar fluidity tester is disclosed, which comprises a frame and a platform positioned at the upper end of the frame, wherein a cylinder for shaping cement mortar is arranged on the platform, the cylinder comprises a first half cylinder and a second half cylinder with the same shape as the first half cylinder, the open ends of the first half cylinder and the second half cylinder are hinged with each other, and the open end of the other end is detachably connected through a first fixing mechanism. The utility model discloses cement mortar fluidity apparatus test stability is high.

In view of the above-mentioned related technologies, the inventor believes that there is a defect that the vibration amplitude of the disc is fixed, and the fluidity of only one kind of cement mortar can be generally tested, and the test range is narrow.

SUMMERY OF THE UTILITY MODEL

In order to adjust the vibration amplitude of disc to the mobility test of adaptation different kind cement mortar, this application provides a cement mortar mobility apparatus with regulatory function.

The application provides a cement mortar fluidity apparatus with regulatory function adopts following technical scheme:

a cement mortar fluidity tester with an adjusting function comprises a base, wherein a rack is arranged on the base, a horizontal disc is arranged on the rack, a truncated cone round die and a die sleeve are arranged on the upper side of the disc, a driving shaft between the disc and the base is arranged on the base, the axis of the driving shaft is horizontal, a cam is coaxially and fixedly arranged on the driving shaft, a vertical driving rod is fixedly arranged on the lower side of the disc, the lower end of the driving rod abuts against the peripheral side of the cam, a driving motor is arranged on the base, and the driving shaft is coaxially and fixedly connected with an output shaft of the driving motor;

the base is provided with a plurality of cams, the cams are uniformly distributed along the axial direction of the driving shaft, the lifting amount of the cams is gradually reduced along the axial direction of the driving shaft, and the base is also provided with a driving mechanism for driving the driving motor to move along the axial direction of the driving shaft.

By adopting the technical scheme, the base and the rack are used for supporting the disc, the truncated cone circular mold and the mold sleeve are arranged on the disc and used for containing cement mortar for testing, the driving shaft is driven to rotate by the driving motor, and the driving rod is vertically lifted by the cam when the cam rotates through the contact of the cam and the driving rod, so that the disc is driven to vertically lift to test the cement mortar; the setting of a plurality of cams, the size of a plurality of cams is all inequality, makes driving motor slide through actuating mechanism, and the drive shaft is along its endwise slip so that different cams and actuating lever contact, and the height difference that makes the actuating lever rise and descend when the not unidimensional cam rotates to change the amplitude that the disc goes up and down, thereby realize the function of the vibration range of regulation disc, and then adapt to the mobility test of different kind cement mortar, improved the test range of apparatus.

Preferably, the driving mechanism comprises a driving plate slidably arranged on the base, the driving plate is horizontally arranged, two vertical limiting rods are arranged on the base, the driving plate is slidably sleeved on the two limiting rods, two limiting grooves for the two limiting rods to slidably penetrate are formed in the driving plate, the length direction of each limiting groove is parallel to the axial direction of the driving shaft, and the driving motor is fixedly arranged on the driving plate.

Through adopting above-mentioned technical scheme, through the setting of gag lever post and drive plate, the gag lever post is spacing to the drive plate, makes the drive plate only slide along the axis direction of drive shaft to the driving motor who makes to be fixed in on it and be fixed in the drive shaft of driving motor output shaft and move along the axis direction of drive shaft, so that different cams and the meshing of drive lever realize the function of adjusting the disc amplitude.

Preferably, a limit block located above the drive plate is fixedly arranged on the limit rod, the width of the limit block is larger than that of the limit groove, and the lower side of the limit block is attached to the upper side of the drive plate.

Through adopting above-mentioned technical scheme, setting up of stopper makes the drive plate more stable difficult slip from top to bottom when sliding to the axis position of cam is unchangeable when the test, makes the amplitude of disc remain stable, guarantees the precision of apparatus test data.

Preferably, a support plate is arranged on the drive plate, and one end of the drive shaft, which is far away from the drive motor, is rotatably connected to the support plate.

Through adopting above-mentioned technical scheme, the setting of backup pad supports the drive shaft, makes it difficult crooked because of the atress when the driving disc goes up and down, makes the amplitude of survey in-process disc remain unchanged throughout, guarantees test structure's accuracy.

Preferably, a locking member is further disposed between the driving plate and the base, and the locking member is used for fixing the driving plate to the base.

Through adopting above-mentioned technical scheme, the setting up of locking piece makes keeps fixed with the base at the test in-process drive plate, avoids the drive plate to slide and leads to cam and actuating lever contactless as far as, guarantees the stable normal clear of test.

Preferably, the locking member includes a locking bolt threaded through the driving plate, the locking bolt has a vertical axis, the base has a plurality of locking holes for the locking bolt to be inserted into, the locking holes are uniformly distributed along the axis of the driving shaft, and the distance between adjacent locking holes is the same as the distance between adjacent cams.

Through adopting above-mentioned technical scheme, realize the fixed connection of drive plate and base through the grafting cooperation in locking bolt and locking hole, cooperation stopper makes the drive plate all keep fixed in horizontal direction and vertical direction on the base to guarantee test work's normal clear, simple structure and convenient operation, and the interval is the same between interval and the adjacent cam between the adjacent locking hole, when making the different cams of switching and actuating lever contact, locking bolt can both correspond with the locking hole.

Preferably, the base is provided with scale marks along the axial direction of the driving shaft, and the driving plate is provided with a pointer pointing to the scale marks.

Through adopting above-mentioned technical scheme, the setting of scale mark and pointer makes the drive plate can fix in accurate position when sliding on the base to make cam and actuating lever remain stable contact, thereby make the disc can stably go up and down.

Preferably, the lower end of the driving rod is provided with a roller, and the axis of the roller is parallel to the axis of the driving shaft.

Through adopting above-mentioned technical scheme, the setting up of gyro wheel makes the sliding friction of actuating lever and cam become rolling friction, and the cam rotates and changes and make the actuating lever slide from top to bottom, the smoothness nature when improving the disc and going up and down.

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

1. through the arrangement of the cams, different cams are in contact with the driving rod, and the lifting heights of the driving rod are different when the cams with different sizes rotate, so that the lifting amplitude of the disc is changed, the function of adjusting the vibration amplitude of the disc is realized, the fluidity test of different types of cement mortar is adapted, and the test range of the tester is improved;

2. through the arrangement of the driving mechanism and the sliding of the driving plate to switch the cam in contact with the driving rod, the structure is simple, the operation is convenient, and meanwhile, through the insertion fit of the locking bolt and the locking hole and the arrangement of the limiting block, the driving plate is kept fixed on the base in the horizontal direction and the vertical direction in the testing process, so that the normal and stable operation of the testing work is ensured;

3. through the setting of scale mark and pointer for the drive plate can be fixed in accurate position when sliding on the base, so that cam and actuating lever keep stable contact, thereby makes the disc can stably go up and down.

Drawings

Fig. 1 is a schematic structural diagram of the present embodiment.

Reference numerals: 1. a base; 2. a frame; 3. a sleeve; 4. a disc; 5. a truncated cone circular die; 6. die sleeve; 7. tamping; 8. a drive rod; 81. a roller; 9. a drive shaft; 10. a cam; 11. a drive motor; 12. a drive plate; 121. a limiting groove; 13. a limiting rod; 14. a limiting block; 15. a locking bolt; 16. a pointer.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

Referring to fig. 1, the embodiment of the application discloses a cement mortar fluidity apparatus with regulatory function, including level setting and be circular shape base 1, the fixed frame 2 that is provided with on the base 1, the fixed sleeve 3 that is provided with coaxial with base 1 on the frame 2. The frame 2 is movably provided with a horizontal disc 4, the lower side of the disc 4 is fixedly provided with a driving rod 8 coaxial with the disc, the driving rod 8 is slidably arranged in the sleeve 3 in a penetrating manner, and the lower end of the driving rod 8 penetrates out of the sleeve 3. The upper side of the disc 4 is movably provided with a truncated cone round die 5, a die sleeve 6 and a tamper 7. The base 1 is further provided with a driving shaft 9 positioned between the disc 4 and the base 1, the axis of the driving shaft 9 is perpendicular to and intersected with the axis of the disc 4, the driving shaft 9 is coaxially and fixedly provided with a cam 10, the peripheral side of the cam 10 is abutted against the lower end of the driving rod 8, the base 1 is provided with a driving motor 11 for driving the driving shaft 9 to rotate, and the driving shaft 9 is coaxially and fixedly connected with the output shaft of the driving motor 11. Base 1 and frame 2 are used for bearing disc 4, set up on disc 4 and cut awl circle mould 5 and die sleeve 6 and be used for splendid attire cement mortar to test, drive shaft 9 through driving motor 11 and rotate, through the contact of cam 10 with actuating lever 8, cam 10 makes 8 vertical lifts of actuating lever when rotating to 4 vertical lifts of drive disc are in order to test cement mortar.

Referring to fig. 1, in order to improve the smoothness of the elevating movement of the disk 4, a roller 81 is rotatably provided at the lower end of the drive lever 8, the axis of the roller 81 is parallel to the axis of the drive shaft 9, and the outer side of the roller 81 abuts against the outer side of the cam 10.

Referring to fig. 1, in order to realize the function of adjusting the amplitude of the disc 4 to perform fluidity tests on different types of cement, a plurality of cams 10 are arranged on the driving shaft 9, the plurality of cams 10 are uniformly distributed along the axial direction of the driving shaft 9 at equal intervals, the axes of the plurality of cams 10 are all located on the axis of the driving shaft 9, the lifting amounts of the plurality of cams 10 are gradually reduced along the axial direction of the driving shaft 9 (the lifting amount of the cam 10 is the difference between the farthest distance from the axis to the edge and the nearest distance), in this embodiment, three cams 10 are provided, and the lifting amounts of the three cams 10 are gradually reduced along the direction away from the driving motor 11. Through switching over different cams 10 and the gyro wheel 81 butt of drive shaft 9 lower extreme, change the amplitude that disc 4 goes up and down, and then adapt to the mobility test of different kinds of cement mortar, improved the test range of apparatus.

Referring to fig. 1, a driving mechanism for driving the driving motor 11 to move along the axial direction of the driving shaft 9 is further disposed on the base 1, the driving mechanism includes a driving plate 12 slidably disposed on the base 1, the driving plate 12 is horizontally disposed, the driving motor 11 is fixedly disposed on the driving plate 12, a vertical supporting plate is fixedly disposed on the driving plate 12, and one end of the driving shaft 9, which is far away from the driving motor 11, is rotatably connected to the supporting plate. Fixed two vertical gag lever posts 13 that are provided with on base 1, two gag lever posts 13 are located the both sides of drive shaft 9 axis direction respectively, two gag lever posts 13 are located to drive plate 12 slip cap, set up the spacing groove 121 that two gag lever posts 13 of confession were slided respectively and are worn to establish on the drive plate 12, the length direction of spacing groove 121 is parallel with the axis direction of drive shaft 9, the fixed stopper 14 that is located the drive plate 12 top that is provided with on the gag lever post 13, stopper 14's width is greater than the width of spacing groove 121, stopper 14's downside laminating in the upside of drive plate 12. The function of switching the cam 10 abutting against the drive rod 8 is realized by the sliding of the drive plate 12, and the limit rod 13, the limit block 14 and the limit groove 121 all limit the drive plate 12, so that the drive plate 12 can only slide along the axial direction of the drive shaft 9.

Referring to fig. 1, graduation marks along the axial direction of the driving shaft 9 are provided on the base 1, and the pointer 16 pointing to the graduation marks is provided on the driving plate 12, so that the driving plate 12 can be fixed at an accurate position by the arrangement of the graduation marks and the pointer 16 when an operator slides the driving plate 12, so that the cam 10 is stably contacted with the driving rod 8, and the disc 4 can be stably lifted.

Referring to fig. 1, a locking member for fixing the driving plate 12 to the base 1 is further disposed between the driving plate 12 and the base 1, the locking member includes a locking bolt 15 threaded through the driving plate 12, the locking bolt 15 is located at one end of the driving plate 12, which is far away from the driving motor 11, an axis of the locking bolt 15 is vertical, a plurality of locking holes (not shown in the figure) for the locking bolt 15 to be inserted are formed in the base 1, the plurality of locking holes are uniformly distributed along an axis direction of the driving shaft 9, and a distance between adjacent locking holes is the same as a distance between adjacent cams 10, in this embodiment, the number of locking holes is 3. Fixing of drive plate 12 and base 1 is realized through the grafting cooperation of locking bolt 15 with the locking hole, and cooperation stopper 14 makes drive plate 12 all keep fixed in horizontal direction and vertical direction on base 1 to guarantee test work's normal clear, and the interval is the same with the interval between the adjacent cam 10 between the adjacent locking hole, when making different cams 10 of switching and actuating lever 8 contact, locking bolt 15 can both correspond with the locking hole.

The implementation principle of the embodiment is as follows: the base 1 and the rack 2 are used for supporting the disc 4, the truncated cone round die 5 and the die sleeve 6 are arranged on the disc 4 and used for containing cement mortar for testing, the driving shaft 9 is driven to rotate by the driving motor 11, the driving rod 8 is vertically lifted by the cam 10 when the cam 10 rotates through the contact of the cam 10 and the roller 81 at the bottom end of the driving rod 8, and therefore the disc 4 is driven to vertically lift to test the fluidity of cement mortar; through the setting of a plurality of cams 10, the size of a plurality of cams 10 is all inequality, through sliding drive plate 12, drive plate 12 slides along the length direction of spacing groove 121, driving motor 11 and drive shaft 9 are along its axial slip so that different cams and actuating lever 8 contact, and because the height difference that makes actuating lever 8 rise and descend when the cam of not unidimensional rotates, realize changing the amplitude that disc 4 goes up and down, thereby realize the function of the vibration range of adjusting disc 4, and then can adapt to the fluidity test of different kinds of cement mortar, the test range of apparatus has been improved.

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 a cement mortar mobility apparatus with regulatory function which characterized in that: the device comprises a base (1), wherein a rack (2) is arranged on the base (1), a horizontal disc (4) is arranged on the rack (2), a truncated cone round die (5) and a die sleeve (6) are arranged on the upper side of the disc (4), a driving shaft (9) positioned between the disc (4) and the base (1) is arranged on the base (1), the axis of the driving shaft (9) is horizontal, a cam (10) is coaxially and fixedly arranged on the driving shaft (9), a vertical driving rod (8) is fixedly arranged on the lower side of the disc (4), the lower end of the driving rod (8) abuts against the periphery side of the cam (10), a driving motor (11) is arranged on the base (1), and the driving shaft (9) is coaxially and fixedly connected with an output shaft of the driving motor (11);

the driving shaft (9) is provided with a plurality of cams (10), the cams (10) are uniformly distributed along the axial direction of the driving shaft (9), the lifting amount of the cams (10) is gradually reduced along the axial direction of the driving shaft (9), and the base (1) is further provided with a driving mechanism for driving the driving motor (11) to move along the axial direction of the driving shaft (9).

2. The cement mortar fluidity tester with the adjusting function according to claim 1, characterized in that: the driving mechanism comprises a driving plate (12) arranged on the base (1) in a sliding mode, the driving plate (12) is horizontally arranged, two vertical limiting rods (13) are arranged on the base (1), the driving plate (12) is sleeved on the two limiting rods (13) in a sliding mode, two limiting grooves (121) for the two limiting rods (13) to penetrate through in the sliding mode are formed in the driving plate (12), the length direction of each limiting groove (121) is parallel to the axis direction of the driving shaft (9), and the driving motor (11) is fixedly arranged on the driving plate (12).

3. The cement mortar fluidity tester with the adjusting function according to claim 2, characterized in that: the limiting rod (13) is fixedly provided with a limiting block (14) located above the driving plate (12), the width of the limiting block (14) is larger than that of the limiting groove (121), and the lower side of the limiting block (14) is attached to the upper side of the driving plate (12).

4. The cement mortar fluidity tester with the adjusting function according to claim 3, characterized in that: the driving plate (12) is provided with a supporting plate, and one end, far away from the driving motor (11), of the driving shaft (9) is rotatably connected to the supporting plate.

5. The cement mortar fluidity tester with the adjusting function according to claim 4, characterized in that: a locking piece is further arranged between the driving plate (12) and the base (1), and the locking piece is used for fixing the driving plate (12) on the base (1).

6. The cement mortar fluidity tester with the adjusting function according to claim 5, characterized in that: the locking piece includes that the screw thread wears to locate locking bolt (15) on drive plate (12), the axis of locking bolt (15) is vertical, seted up a plurality of confessions on base (1) locking bolt (15) insert the locking hole of establishing, a plurality of locking holes are followed the axis direction evenly distributed of drive shaft (9), and the interval is the same between the adjacent locking hole with adjacent interval between cam (10).

7. The cement mortar fluidity tester with the adjusting function according to claim 6, characterized in that: the base (1) is provided with scale marks along the axial direction of the driving shaft (9), and the driving plate (12) is provided with a pointer (16) pointing to the scale marks.

8. The cement mortar fluidity tester with the adjusting function according to claim 7, characterized in that: the lower end of the driving rod (8) is provided with a roller (81), and the axis of the roller (81) is parallel to the axis of the driving shaft (9).