Cement mortar vibration test bed for cement detection

Abstract

The utility model relates to the technical field of cement mortar, in particular to a cement mortar vibration test bed for cement detection, which comprises a base, a vibration table is arranged in the base, a mold is arranged on the upper end face of the vibration table, a plurality of uniformly distributed containing grooves are arranged in the mold, and a first servo motor, a first screw rod and a second sliding rod are matched to form a vibration test bed. A second servo motor, a second lead screw and a second sliding rod can drive the stirring barrel and the material conveying barrel to move front and back, a second driving motor drives a spiral blade to rotate, cement mortar can be discharged from the material conveying barrel, and the stirring barrel and the material conveying barrel move front, back, left and right; the cement mortar can be sequentially filled into a plurality of containing grooves in the mold, the electric push rod drives the first movable frame to move up and down, the trowelling plate can be driven to make contact with the cement mortar, the trowelling plate moves left and right, the cement mortar can be automatically troweled, and the problem that manual feeding and trowelling are needed in the prior art is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of cement mortar, in particular to a cement mortar vibration test bench for cement detection. Background Art

[0002] Cement mortar is made by mixing cement and standard sand in a ratio of 1:3, adding a specified amount of water, making a test piece according to the specified method, and curing according to the regulations, and measuring its 3d and 28d compressive strength and flexural strength respectively. The strength grade of cement is determined according to the test results. This standard specifies the mortar composition, instruments and equipment, test steps and result calculation of the cement mortar shrinkage test. The prepared cement mortar is placed on the vibration test bench to test the anti-vibration strength of cement.

[0003] In the preparation of samples used for cement strength testing, the cement and mortar need to be mixed and then vibrated. The cement mortar vibrating table can drive the test mold platen and the cement mortar installed in the test mold platen to rise and then fall. When the test mold platen rises to a fixed position, it suddenly drops and returns to its original position. At the original position, the cement mortar is vibrated due to the inertia of the descent.

[0004] The existing cement mortar vibration test bench needs to manually carry the mixed cement mortar, manually assist in filling and smoothing the cement mortar when loading, which is time-consuming and labor-intensive. Utility Model Content

[0005] In view of the above problems, the utility model proposes a cement mortar vibration test bench for cement detection to solve the above problems.

[0006] The utility model is implemented as follows: a cement mortar vibration test bench for cement detection comprises a base, a vibration table is arranged inside the base, a mold is arranged on the upper end surface of the vibration table, a plurality of evenly distributed containing grooves are arranged inside the mold, two symmetrically distributed electric push rods are installed on the upper end surface of the base, the output ends of the two electric push rods are fixedly connected with a first movable frame, a first screw rod is rotatably connected between the left and right end surfaces inside the first movable frame, a second movable frame is threadedly connected to the outer wall of the first screw rod, and a first sliding rod is fixedly connected between the left and right end surfaces inside the first movable frame. , the second movable frame is slidably connected to the first sliding rod, a second screw rod is rotatably connected between the front and rear end surfaces inside the second movable frame, a slide plate is threadedly connected to the outer wall of the second screw rod, a second slide bar is fixedly connected between the front and rear end surfaces inside the second movable frame, the slide plate is slidably connected to the second slide rod, a mixing barrel is fixedly connected to the inside of the slide plate, the lower end of the mixing barrel is connected to a feeding cylinder, a second driving motor is installed on the right end surface of the feeding cylinder, an output end of the second driving motor extends to the inside of the feeding cylinder and is fixedly connected to a rotating shaft, and a spiral blade is fixedly connected to the outer wall of the rotating shaft;

[0007] A fixing plate is fixedly connected to the right end surface of the second movable frame, and a plurality of evenly distributed trowel plates are fixedly connected to the lower end surface of the fixing plate.

[0008] In order to facilitate the mixing of raw materials, as a preferred cement mortar vibration test bench for cement testing of the utility model, a first drive motor is installed on the upper end surface of the mixing barrel, the output end of the first drive motor extends to the interior of the mixing barrel and is fixedly connected to a mixing shaft, and a plurality of evenly distributed mixing rods are fixedly connected to the outer wall of the mixing shaft.

[0009] In order to facilitate the driving of the first screw rod and the second screw rod to rotate, as a preferred cement mortar vibration test bench for cement testing of the utility model, a first servo motor is installed on the outer wall of the first movable frame, and the output end of the first servo motor is fixedly connected to the first screw rod, and a second servo motor is installed on the outer wall of the second movable frame, and the output end of the second servo motor is fixedly connected to the second screw rod.

[0010] In order to facilitate the stable up and down movement of the first movable frame, as a preferred cement mortar vibration test bench for cement testing of the utility model, limit rods are fixedly connected to the four corners of the upper end surface of the base, and the four limit rods are slidably connected to the first movable frame.

[0011] In order to facilitate smoothing of cement mortar, as a preferred embodiment of the cement mortar vibration test bench for cement testing of the utility model, both sides of the lower ends of the plurality of smoothing plates are inclined.

[0012] In order to facilitate the discharge of cement mortar, as a preferred embodiment of the cement mortar vibration test bench for cement testing of the utility model, the lower end of the mixing barrel is funnel-shaped.

[0013] In order to facilitate the control of the equipment, as a preferred cement mortar vibration test bench for cement testing of the utility model, a controller is provided on the outer wall of the base, and the electric push rod, the first servo motor, the second servo motor, the first drive motor and the second drive motor are all electrically connected to the controller.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The cement mortar vibration test bench for cement testing can drive the mixing barrel, the feeding barrel and the trowel plate to move left and right through the cooperation of the first servo motor, the first screw rod and the second slide rod, and can drive the mixing barrel and the feeding barrel to move forward and backward through the second servo motor, the second screw rod and the second slide rod, and can discharge the cement mortar from the feeding barrel by driving the spiral blade to rotate through the second drive motor, and can fill the cement mortar into a plurality of containing grooves in the mold in sequence by moving the mixing barrel and the feeding barrel forward and backward and left and right, and can drive the first movable frame to move up and down through the electric push rod, and can drive the trowel plate to contact with the cement mortar, and can drive the trowel plate to move left and right through the first servo motor, so that the cement mortar can be automatically smoothed, which solves the problem of manual feeding and smoothing in the past, and has simple operation and high degree of automation. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is the overall structure diagram of a cement mortar vibration test bench for cement testing of the utility model;

[0017] Figure 2 This is the overall structure diagram of a cement mortar vibration test bench for cement testing of the utility model;

[0018] Figure 3 This is a top view of a cement mortar vibration test bench for cement testing according to the utility model;

[0019] Figure 4 It is a cross-sectional view of the mixing barrel of the utility model.

[0020] In the figure, 1, base; 2, vibration table; 3, mold; 4, limit rod; 5, electric push rod; 6, first movable frame; 7, first servo motor; 8, first screw rod; 9, first slide rod; 10, second movable frame; 11, second servo motor; 12, second screw rod; 13, second slide rod; 14, slide plate; 15, mixing barrel; 16, first drive motor; 17, mixing shaft; 18, mixing rod; 19, feed barrel; 20, second drive motor; 21, rotating shaft; 22, spiral blade; 23, fixed plate; 24, screed plate. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0022] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, in the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0023] See also Figure 1-4 A cement mortar vibration test bench for cement testing comprises a base 1, a vibration table 2 is arranged inside the base 1, a mold 3 is arranged on the upper end surface of the vibration table 2, a plurality of evenly distributed containing grooves are arranged in the mold 3, two symmetrically distributed electric push rods 5 are installed on the upper end surface of the base 1, a first movable frame 6 is fixedly connected to the output ends of the two electric push rods 5, a first screw rod 8 is rotatably connected between the left and right end surfaces inside the first movable frame 6, a second movable frame 10 is threadedly connected to the outer wall of the first screw rod 8, a first slide rod 9 is fixedly connected between the left and right end surfaces inside the first movable frame 6, and the second movable frame 10 slides with the first slide rod 9 A second screw rod 12 is rotatably connected between the front and rear end surfaces inside the second movable frame 10, a slide plate 14 is threadedly connected to the outer wall of the second screw rod 12, a second slide bar 13 is fixedly connected between the front and rear end surfaces inside the second movable frame 10, the slide plate 14 is slidably connected to the second slide bar 13, a mixing barrel 15 is fixedly connected inside the slide plate 14, a feeding barrel 19 is connected to the lower end of the mixing barrel 15, a second drive motor 20 is installed on the right end surface of the feeding barrel 19, an output end of the second drive motor 20 extends to the inside of the feeding barrel 19 and is fixedly connected to a rotating shaft 21, and a spiral blade 22 is fixedly connected to the outer wall of the rotating shaft 21;

[0024] A fixing plate 23 is fixedly connected to the right end surface of the second movable frame 10 , and a plurality of evenly distributed trowel plates 24 are fixedly connected to the lower end surface of the fixing plate 23 .

[0025] In this embodiment: the two electric push rods 5 are started synchronously, and the electric push rods 5 drive the first movable frame 6 to move up and down along the limit rod 4, and the first servo motor 7 is started, and the first servo motor 7 drives the first screw rod 8 to rotate, and then drives the second movable frame 10 to move left and right along the first slide bar 9, thereby driving the feeding cylinder 19 and the trowel plate 24 to move left and right, the feeding cylinder 19 moves left and right, and the cement mortar is discharged into the containing groove in the mold 3, and the trowel plate 24 moves left and right to smooth the cement mortar in the mold 3, and the second servo motor 11 is started, and the second servo motor 11 drives the second screw rod 12 to rotate, and then drives the slide plate 14 to move forward and backward along the second slide bar 13, thereby driving the mixing barrel 15 and the feeding cylinder 19 to move forward and backward, so that the feeding cylinder 19 is moved forward and backward in sequence. The rear frame 20 is aligned with the multiple holding slots in the mold 3 upward, so as to discharge the cement mortar into different holding slots in turn, and the second drive motor 20 is started. The second drive motor 20 drives the rotating shaft 21 to rotate, and then drives the spiral blade 22 to rotate, so that the cement mortar is discharged from the feeding cylinder 19. The feeding cylinder 19 can be driven to move forward, backward, left and right by the first servo motor 7 and the second servo motor 11, so that the cement mortar is automatically filled into the multiple holding slots in the mold 3. After the cement mortar is filled into the mold 3, the first movable frame 6 is driven downward by the electric push rod 5 to make the trowel plate 24 contact with the cement mortar. The second movable frame 10 and the multiple trowel plates 24 are driven to move left and right by the first servo motor 7, so that the cement mortar is automatically smoothed, saving time and effort.

[0026] As a technical optimization solution of the utility model, a first drive motor 16 is installed on the upper end surface of the mixing barrel 15, the output end of the first drive motor 16 extends to the interior of the mixing barrel 15 and is fixedly connected to a mixing shaft 17, and a plurality of evenly distributed mixing rods 18 are fixedly connected to the outer wall of the mixing shaft 17.

[0027] In this embodiment: the first driving motor 16 is started, the first driving motor 16 drives the stirring shaft 17 to rotate, and then drives the plurality of stirring rods 18 to rotate, so that the raw materials in the stirring barrel 15 are mixed evenly, saving time and labor.

[0028] As a technical optimization solution of the utility model, a first servo motor 7 is installed on the outer wall of the first movable frame 6, and the output end of the first servo motor 7 is fixedly connected to the first screw rod 8. A second servo motor 11 is installed on the outer wall of the second movable frame 10, and the output end of the second servo motor 11 is fixedly connected to the second screw rod 12.

[0029] In this embodiment: by fixedly connecting the output end of the first servo motor 7 to the first screw rod 8, it is convenient to drive the first screw rod 8 to rotate, and by fixedly connecting the output end of the second servo motor 11 to the second screw rod 12, it is convenient to drive the second screw rod 12 to rotate.

[0030] As a technical optimization solution of the utility model, the four corners of the upper end surface of the base 1 are fixedly connected with limit rods 4, and the four limit rods 4 are slidably connected to the first movable frame 6.

[0031] In this embodiment, the four limiting rods 4 are slidably connected to the first movable frame 6, so that the first movable frame 6 can move up and down stably.

[0032] As a technical optimization solution of the utility model, both sides of the lower ends of the plurality of trowel plates 24 are inclined.

[0033] In this embodiment, both sides of the lower ends of the plurality of trowel plates 24 are arranged as inclined surfaces, so that the cement mortar can be smoothed when the trowel plates 24 move left and right.

[0034] As a technical optimization solution of the present invention, the lower end of the stirring barrel 15 is funnel-shaped.

[0035] In this embodiment, the lower end of the mixing barrel 15 is configured to be funnel-shaped, so that the cement mortar in the mixing barrel 15 can be easily discharged.

[0036] As a technical optimization solution of the utility model, a controller is provided on the outer wall of the base 1, and the electric push rod 5, the first servo motor 7, the second servo motor 11, the first drive motor 16 and the second drive motor 20 are all electrically connected to the controller.

[0037] In this embodiment: the device is controlled by a controller, which saves time and effort and improves the degree of automation.

[0038] The working principle and use process of the utility model are as follows: when in use, firstly, the raw materials are introduced into the mixing barrel 15, and then the first drive motor 16 is started, the first drive motor 16 drives the mixing shaft 17 to rotate, and then drives the multiple mixing rods 18 to rotate, so that the raw materials in the mixing barrel 15 are mixed evenly, and then the second drive motor 20 is started, the second drive motor 20 drives the rotating shaft 21 and the spiral blade 22 to rotate, so that the raw materials are discharged from the feeding barrel 19, and at the same time, the first servo motor 7 is started, the first servo motor 7 drives the first screw rod 8 to rotate, and then drives the second movable frame 10 to move left and right along the first sliding rod 9, so as to drive the mixing barrel 15 and the feeding barrel 19 to move left or right, and discharge the cement mortar into one of the containing slots in the mold 3, and then the first servo motor 7 and the second drive motor 20 are turned off, and the second servo motor 11 is started, The second servo motor 11 drives the second screw rod 12 to rotate, and then drives the slide plate 14 to move forward and backward along the second slide rod 13, thereby driving the mixing barrel 15 and the feed barrel 19 to move forward and backward, so that the feed barrel 19 is aligned with another containing groove on the mold 3, and the first servo motor 7 and the second drive motor 20 are continued to be started to move the mixing barrel 15 and the feed barrel 19 to the left or right, and the cement mortar is discharged into different containing grooves. After repeating this operation to fill multiple containing grooves, the two electric push rods 5 are started synchronously, and the electric push rods 5 drive the first movable frame 6 to move downward along the limit rod 4, and then drive the trowel plate 24 to move downward and contact with the cement mortar, and then start the first servo motor 7, and the first servo motor 7 drives the trowel plate 24 to move left and right, so as to smooth the cement mortar. After smoothing, the trowel plate 24 is driven by the electric push rod 5 to move upward and separate from the mold 3.

[0039] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A cement mortar vibration test bench for cement testing, comprising a base (1), a vibration table (2) disposed inside the base (1), a mold (3) disposed on the upper end surface of the vibration table (2), a plurality of evenly distributed containing grooves disposed inside the mold (3), characterized in that: The upper end surface of the base (1) is provided with two symmetrically distributed electric push rods (5), the output ends of the two electric push rods (5) are fixedly connected to a first movable frame (6), a first screw rod (8) is rotatably connected between the left and right end surfaces inside the first movable frame (6), the outer wall of the first screw rod (8) is threadedly connected to a second movable frame (10), a first sliding rod (9) is fixedly connected between the left and right end surfaces inside the first movable frame (6), the second movable frame (10) is slidably connected to the first sliding rod (9), a second screw rod (12) is rotatably connected between the front and rear end surfaces inside the second movable frame (10), and the second screw rod ( The outer wall of the second movable frame (12) is threadedly connected with a slide plate (14), the second slide bar (13) is fixedly connected between the front and rear end surfaces inside the second movable frame (10), the slide plate (14) is slidably connected to the second slide bar (13), the inside of the slide plate (14) is fixedly connected with a stirring barrel (15), the lower end of the stirring barrel (15) is connected with a feeding barrel (19), the right end surface of the feeding barrel (19) is installed with a second driving motor (20), the output end of the second driving motor (20) extends to the inside of the feeding barrel (19) and is fixedly connected with a rotating shaft (21), and the outer wall of the rotating shaft (21) is fixedly connected with a spiral blade (22); A fixing plate (23) is fixedly connected to the right end surface of the second movable frame (10), and a plurality of evenly distributed trowel plates (24) are fixedly connected to the lower end surface of the fixing plate (23).

2. The cement mortar vibration test bench for cement testing according to claim 1 is characterized by: A first drive motor (16) is installed on the upper end surface of the stirring barrel (15); an output end of the first drive motor (16) extends into the interior of the stirring barrel (15) and is fixedly connected to a stirring shaft (17); and a plurality of evenly distributed stirring rods (18) are fixedly connected to the outer wall of the stirring shaft (17).

3. The cement mortar vibration test bench for cement testing according to claim 2 is characterized by: A first servo motor (7) is mounted on the outer wall of the first movable frame (6), and an output end of the first servo motor (7) is fixedly connected to a first screw rod (8). A second servo motor (11) is mounted on the outer wall of the second movable frame (10), and an output end of the second servo motor (11) is fixedly connected to a second screw rod (12).

4. The cement mortar vibration test bench for cement testing according to claim 1 is characterized by: Limit rods (4) are fixedly connected at the four corners of the upper end surface of the base (1), and the four limit rods (4) are slidably connected to the first movable frame (6).

5. The cement mortar vibration test bench for cement testing according to claim 1 is characterized by: Both sides of the lower ends of the plurality of trowel plates (24) are inclined.

6. The cement mortar vibration test bench for cement testing according to claim 1, characterized in that: The lower end of the stirring barrel (15) is funnel-shaped.

7. The cement mortar vibration test bench for cement testing according to claim 3 is characterized by: A controller is disposed on the outer wall of the base (1); the electric push rod (5), the first servo motor (7), the second servo motor (11), the first drive motor (16) and the second drive motor (20) are all electrically connected to the controller.

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