Cement strength detection device

Abstract

The utility model relates to a cement strength detection device which comprises a detection table, a supporting frame fixedly connected to the top of the detection table, a hydraulic cylinder installed at the bottom of the supporting frame, a pressing block fixedly connected to the telescopic end of the hydraulic cylinder, an installation groove formed in the top of the detection table, and a movable plate arranged in the installation groove. A pair of linear guide rails is fixedly connected to the bottom end in the mounting groove, the moving plate is slidably connected with the linear guide rails, a placement table corresponding to the pressing block in position is detachably mounted at the top of the moving plate, the moving plate moves along the linear guide rails and extends out of the detection table, a containing groove is formed in the bottom end in the mounting groove, and a limiting assembly is arranged between the containing groove and the moving plate. The feeding device has the beneficial effects that the convenience and safety of feeding are improved through the movable plate and the placing table which can move.

Description

TECHNICAL FIELD

[0001] The utility model relates to cement strength detection technical field, concretely is a cement strength detection device. BACKGROUND

[0002] Cement is a kind of powdered hydraulic inorganic cementitious material, and after stirring with water, it is in the state of slurry, and can harden in air or in water, and can firmly cement sand, stone and other materials together. In order to ensure the quality of construction engineering, the performance of the cement product used must be tested, and the strength performance of the cement is an important index for evaluating the quality of the cement.

[0003] In the prior art, cement is generally proportioned according to the proportion, and after the cement is solidified into a brick state, the cement brick is placed on the pressure sensor, the brick is given extrusion force by the hydraulic rod, and the strength of the cement brick is judged according to the display of the pressure sensor. Chinese patent publication No. CN220136813U discloses a cement strength detection device, which comprises a clamping assembly and a detection assembly arranged on an assembly frame. The clamping assembly comprises a fixed plate arranged above the assembly frame, and a plurality of hydraulic cylinders are arranged at equal angles on the top surface of the fixed plate. Each hydraulic cylinder is connected to a clamping plate through a hydraulic rod. The detection assembly comprises a drive cylinder arranged on a mounting plate, and the drive cylinder is connected to a moving plate through a piston rod. A pressure sensor is arranged on the bottom surface of the moving plate, and a pressure rod is arranged on the bottom surface of the pressure sensor. A protective cover is arranged on the circumferential outer side of the pressure rod. The protective cover arranged around the pressure rod effectively prevents the debris splashed after the cement piece is extruded and damaged. However, when the cement test block is loaded, the detection personnel need to load and place the cement test block into the support frame. The support frame and the pressure rod and other components can hinder the loading of the cement test block, affecting the convenience and safety of loading. UTILITY MODEL CONTENTS

[0004] In view of the deficiencies of the prior art, the utility model provides a cement strength detection device, which improves the convenience and safety of loading through the moving plate and the placement table.

[0005] The utility model provides the following technical scheme, a cement strength detection device, include: detection platform, the detection platform top fixedly connected with support frame, support frame's bottom is installed with hydraulic cylinder, and the telescopic end of hydraulic cylinder is fixedly connected with pressure block, and the detection platform top is set with installation groove, and the installation groove front end extends to the detection platform end, and the installation groove is provided with moving plate, and the inside bottom of installation groove is fixedly connected with a pair of linear guide rails, and moving plate is connected with linear guide rail slidingly, and the top of moving plate is detachably installed with the placement table that corresponds with the position of pressure block, and moving plate is moved along linear guide rail and extends from the detection platform, and the inside bottom of installation groove is set with containing groove, and the containing groove is provided with limiting assembly between moving plate.

[0006] As the preferred scheme of the utility model, the limiting assembly includes a telescopic air cylinder, an assembly groove is formed in the bottom end of the installation groove, the telescopic air cylinder is installed in the assembly groove, a roller is installed on the telescopic end of the telescopic air cylinder, and the bottom of the moving plate is provided with a first positioning groove and a second positioning groove corresponding to the roller.

[0007] As the preferred scheme of the utility model, the bottom of the side opposite to the first positioning groove and the second positioning groove is provided with an inclined surface.

[0008] As the preferred scheme of the utility model, a pneumatic foot valve is installed at the front end of the detection table, and the pneumatic foot valve is connected with the telescopic air cylinder through an air pipe.

[0009] As the preferred scheme of the utility model, first buffers are installed on the two sides of the front end of the containing groove, second buffers are installed on the two sides of the rear end of the containing groove, a pair of fixed plates is fixedly connected to the bottom of the moving plate and located on the two sides of the second positioning groove, and the fixed plates are in position correspondence with the first buffers and the second buffers.

[0010] As the preferred scheme of the utility model, a pair of support pads and a pair of handles are fixedly connected to the top of the placing table, a groove for clamping the placing table is formed in the top of the moving plate, four positioning holes distributed in a rectangular shape are formed in the bottom end of the groove, and a positioning pin is fixedly connected to the bottom of the placing table and inserted into the positioning hole.

[0011] As the preferred scheme of the utility model, a push-pull plate is fixedly connected to the front end of the top of the moving plate.

[0012] The utility model discloses the beneficial effect is:

[0013] 1、 the utility model discloses the moving plate and detection table are connected through linear guide rail, when the cement test block is placed to detection device, the moving plate is separated from detection table and extends to its outside by pulling out the moving plate to the outside of detection table, at this time, the placing table is separated from the support frame, and the cement test block is placed on the placing table by the detection personnel, the support frame and the hydraulic cylinder are avoided to cause the hindrance, the cement test block is avoided to be affected, and the loading is carried out after the cement test block loading is completed, the moving plate is pushed into the installation groove, the placing table is reset to the original position, then the hydraulic cylinder is driven to drive the pressing block to press down to the cement test block, and the cement strength detection experiment is carried out, the loading convenience and safety are improved.

[0014] 2、 the utility model discloses the limiting assembly, the moving plate is locked and fixed in the pulling-out position and the reset position, the moving plate is avoided to displace and shake, and the detection result accuracy and loading are affected. DRAWINGS

[0015] Figure 1 It is overall structure schematic view for cement strength detection device;

[0016] Figure 2 Structure diagram of detection table;

[0017] Figure 3 Structure diagram of bottom of moving plate;

[0018] Figure 4 Structure diagram of split of detection table and moving plate;

[0019] Figure 5 Structure diagram of section of detection table;

[0020] Figure 6 Structure diagram of A area in Figure 5

[0021] In the figure: 1, detection table; 101, installation groove; 102, containing groove; 2, support frame; 3, hydraulic cylinder; 4, linear guide rail; 5, moving plate; 501, first positioning groove; 502, second positioning groove; 503, groove; 504, positioning hole; 6, placement table; 601, support cushion block; 602, handle; 603, positioning pin; 7, push-pull plate; 8, telescopic air cylinder; 9, roller; 10, first buffer; 11, second buffer; 12, fixed plate; 13, pneumatic foot valve. DETAILED DESCRIPTION

[0022] In order to make the technical problems solved by the utility model, the technical scheme adopted and the technical effects reached more clear, the technical scheme of the embodiments of the utility model will be further described in detail below with reference to the drawings. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0023] Embodiment:

[0024] As Figures 1 to 6 ​As shown, a cement strength detection device, comprising: a detection table 1, the top of the detection table 1 is fixedly connected with a support frame 2, the bottom of the support frame 2 is installed with a hydraulic cylinder 3, the telescopic end of the hydraulic cylinder 3 is fixedly connected with a pressing block, the top of the detection table 1 is provided with a mounting groove 101, the front end of the mounting groove 101 extends to the end of the detection table 1, a moving plate 5 is arranged in the mounting groove 101, a pair of linear guides 4 are fixedly connected at the inside bottom of the mounting groove 101, the moving plate 5 is slidably connected with the linear guides 4, a placing table 6 corresponding to the position of the pressing block is detachably installed on the top of the moving plate 5, the moving plate 5 moves out of the detection table 1 along the linear guides 4, a containing groove 102 is formed at the inside bottom of the mounting groove 101, when the cement test block is placed on the detection device, the moving plate 5 is pulled out to the outside of the detection table 1, so that the moving plate 5 is separated from the detection table 1 and extends to the outside, at this time, the placing table 6 is separated from the support frame 2, which is helpful for the detection personnel to place the cement test block on the placing table 6, avoids the support frame 2 and the hydraulic cylinder 3 and the like from causing obstruction, and affects the feeding of the cement test block, after the feeding of the cement test block is completed, the moving plate 5 is pushed into the mounting groove 101, so that the placing table 6 is reset to the original position, then the pressing block is driven to press down on the cement test block by the working of the hydraulic cylinder 3, so as to perform the cement strength detection experiment, and improve the convenience and safety of feeding.

[0025] As shown in the embodiment, Figure 2 and Figure 3 As shown, a limiting assembly is arranged between the containing groove 102 and the moving plate 5, the limiting assembly comprises a telescopic air cylinder 8, a mounting groove is formed at the inside bottom of the mounting groove 101, the telescopic air cylinder 8 is installed in the mounting groove, a roller 9 is installed at the telescopic end of the telescopic air cylinder 8, a first positioning groove 501 and a second positioning groove 502 are formed at the bottom of the moving plate 5 corresponding to the roller 9, the first positioning groove 501 is located at the front end of the bottom of the moving plate 5, the second positioning groove 502 is located at the rear end of the bottom of the moving plate 5, a pneumatic foot valve 13 is installed at the front end of the detection table 1, the pneumatic foot valve 13 is connected with the telescopic air cylinder 8 through an air pipe, when the moving plate 5 is at the original position, the telescopic air cylinder 8 is in the extended state, the roller 9 is moved into the first positioning groove 501, so as to lock the moving plate 5 at the original position, when it is needed to pull out the moving plate 5 from the detection table 1, the detection personnel steps on the pneumatic foot valve 13, the telescopic air cylinder 8 is controlled to be in the retracted state through the pneumatic foot valve 13, the roller 9 is separated from the first positioning groove 501, so as to release the locking of the moving plate 5 at the original position, at this time, the moving plate 5 can be pulled out from the detection table 1, after the moving plate 5 is pulled out to the position, the pneumatic foot valve 13 is released, so that the telescopic air cylinder 8 is in the extended state, the roller 9 is moved into the second positioning groove 502, so as to lock the moving plate 5 at the pulled-out position, which is helpful for placing the cement test block on the placing table 6, and avoids the displacement and shaking of the moving plate 5 during the placing of the cement test block.

[0026] As shown in the embodiment, Figure 6As shown, the bottom of the side opposite to the first positioning groove 501 and the second positioning groove 502 is provided with an inclined surface. Before the movable plate 5 is locked, the movable plate 5 is in the original position or the pulled-out position, and it is difficult to accurately position it. At this time, the roller 9 can be placed on the inclined surface under the pushing of the telescopic cylinder 8 to fine-tune the position of the movable plate 5, thereby ensuring that the roller 9 enters the first positioning groove 501 and the second positioning groove 502.

[0027] In this embodiment, as shown in Figure 3 and Figure 5 , the first buffer 10 is mounted on both sides of the front end inside the accommodating groove 102, and the second buffer 11 is mounted on both sides of the rear end inside the accommodating groove 102. The bottom of the movable plate 5 and the two sides of the second positioning groove 502 are fixedly connected to a pair of fixed plates 12. The fixed plate 12 corresponds to the positions of the first buffer 10 and the second buffer 11. When the movable plate 5 moves from the original position to the pulled-out position, the fixed plate 12 hits the first buffer 10 to buffer the impact force of the movable plate 5. When the movable plate 5 moves from the pulled-out position to the original position, the fixed plate 12 hits the second buffer 11 to buffer the impact force of the movable plate 5. This greatly reduces the impact force when the movable plate 5 is in place, thereby improving the service life.

[0028] In this embodiment, as shown in Figure 4 , the top of the placement table 6 is fixedly connected to a pair of support pads 601 and a pair of handles 602. The top of the movable plate 5 is provided with a groove 503 for clamping the placement table 6. The inside bottom of the groove 503 is provided with four positioning holes 504 arranged in a rectangular shape. The bottom of the placement table 6 is fixedly connected to a positioning pin 603 which is inserted into the positioning hole 504. The pair of support pads 601 are used to support the cement test block. The placement table 6 is clamped in the groove 503 and the positioning pin 603 is inserted into the positioning hole 504 for limiting and fixing the placement table 6. The detection personnel pulls out the placement table 6 upward through the handles 602, thereby facilitating the replacement of the placement table 6 to replace the support pads 601 with different intervals. This is suitable for supporting cement test blocks of different sizes, thereby improving the applicability.

[0029] In this embodiment, as shown in Figure 1 , the top of the movable plate 5 is fixedly connected to a push-pull plate 7. The cross section of the push-pull plate 7 is L-shaped. The push-pull plate 7 facilitates the detection personnel to hold the push-pull plate 7 to pull out and push the movable plate 5 back to the original position.

[0030] In use, the detection personnel steps on the pneumatic foot valve 13, controls the telescopic cylinder 8 to be in the retracted state through the pneumatic foot valve 13, separates the roller 9 from the first positioning groove 501, releases the locking of the moving plate 5 in the original position, and the detection personnel holds the push-pull plate 7 to drive the moving plate 5 to move, and the moving plate 5 is separated from the detection table 1 and extends to the outside, after the moving plate 5 is pulled out to the position, the fixed plate 12 hits the first buffer 10, the impact force of the moving plate 5 is buffered, the pneumatic foot valve 13 is released, the telescopic cylinder 8 is in the extended state, the roller 9 is moved to the second positioning groove 502, and the moving plate 5 is locked in the pulled-out position, at this time, the moving plate 5 is away from the support frame 2 and the hydraulic cylinder 3, the cement test block is placed on the placing table 6, the support frame 2 and the hydraulic cylinder 3 are prevented from hindering the cement test block, after the cement test block is placed, the detection personnel steps on the pneumatic foot valve 13 again, controls the telescopic cylinder 8 to be in the retracted state, separates the roller 9 from the second positioning groove 502, releases the locking of the moving plate 5 in the pulled-out position, and the detection personnel holds the push-pull plate 7 to drive the moving plate 5 to move, and the moving plate 5 is moved to the installation groove 101 and is reset, after the moving plate 5 is reset to the position, the fixed plate 12 hits the second buffer 11, the impact force of the moving plate 5 is buffered, the pneumatic foot valve 13 is released, the telescopic cylinder 8 is in the extended state, the roller 9 is moved to the first positioning groove 501, the moving plate 5 is locked in the original position, and then the hydraulic cylinder 3 is driven to press the block to the cement test block, and the cement strength detection experiment is carried out, and the movable moving plate 5 and the placing table 6 improve the convenience and safety of loading.

[0031] Although the preferred embodiments of the present application have been described, those skilled in the art who understand the basic inventive concept can make further changes and modifications to the embodiments. Therefore, the appended claims are intended to include the preferred embodiments and all changes and modifications falling within the scope of the present application.

[0032] Obviously, those skilled in the art can make various modifications and variations to the present application without departing from the spirit and scope of the present application. Thus, if these modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application also intends to include these modifications and variations.

Claims

1. A cement strength testing device, characterized in that, include: The testing table has a support frame fixedly connected to its top, a hydraulic cylinder installed at the bottom of the support frame, and a pressure block fixedly connected to the telescopic end of the hydraulic cylinder. A mounting groove is provided on the top of the testing table, extending from the front end to the end of the testing table. A movable plate is installed inside the mounting groove, and a pair of linear guide rails are fixedly connected to the bottom of the mounting groove. The movable plate is slidably connected to the linear guide rails. A placement platform corresponding to the position of the pressure block is detachably installed on the top of the movable plate. The movable plate moves along the linear guide rails and extends out from the testing table. A receiving groove is provided at the bottom of the mounting groove, and a limit component is provided between the receiving groove and the movable plate.

2. The cement strength testing device according to claim 1, characterized in that, The limiting component includes a telescopic cylinder. An assembly groove is provided at the bottom of the mounting groove. The telescopic cylinder is installed in the assembly groove. A roller is installed at the telescopic end of the telescopic cylinder. A first positioning groove and a second positioning groove are provided at the bottom of the moving plate corresponding to the roller.

3. The cement strength testing device according to claim 2, characterized in that, Both the bottom of the first positioning groove and the second positioning groove have inclined surfaces on their opposite sides.

4. The cement strength testing device according to claim 2, characterized in that, A pneumatic foot valve is installed at the front of the testing station, and the pneumatic foot valve is connected to the telescopic cylinder through an air pipe.

5. A cement strength testing device according to claim 1, characterized in that, A first buffer is installed on both sides of the front end inside the receiving groove, and a second buffer is installed on both sides of the rear end inside the receiving groove. A pair of fixed plates are symmetrically fixedly connected to the bottom of the moving plate and on both sides of the second positioning groove. The fixed plates correspond to the positions of the first buffer and the second buffer.

6. The cement strength testing device according to claim 1, characterized in that, The top of the placement platform is symmetrically fixed with a pair of support pads and a pair of handles. The top of the movable plate has a groove for the placement platform to be inserted into. The bottom of the groove has four rectangular positioning holes. The bottom of the placement platform is fixedly connected with positioning pins that are inserted into the positioning holes.

7. A cement strength testing device according to claim 1, characterized in that, A push-pull plate is fixedly connected to the top front end of the movable plate.

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