Cement quality testing device and testing method

Abstract

The present invention proposes a cement quality testing device and a testing method, which relate to the field of cement quality testing, and solve the problem that the existing test block often needs to be positioned and clamped by manually adjusting a clamping structure, but the test block cannot be automatically clamped during the stamping test, so if the test block is not firmly clamped, it is easy to collapse. By providing a guide rod fixedly connected to the bottom surface of a connecting plate, when the device is used, not only can the guide rod fixedly connected to the bottom end surface of the connecting plate be used to penetrate downward to realize the automatic transfer operation of the inert gas in the conduit, but also the setting of the guide rod can avoid the collapse of the foreign matter caused by the contact between the ejector pin and the foreign matter due to the presence of foreign matter on the guide rail. This design can significantly improve the overall safety of the device.

Description

Technical Field

[0001] The invention belongs to the field of cement quality detection, and in particular relates to cement quality detection equipment and a detection method. Background Art

[0002] At present, cement: powdered hydraulic inorganic cementitious material. After adding water and stirring, it becomes a slurry, which can harden in the air or in water, and can firmly bond sand, stone and other materials together. The early mixture of lime and volcanic ash is very similar to modern lime volcanic ash cement. It is used to bond concrete made of crushed stone. After hardening, it not only has high strength, but also can resist the erosion of fresh water or salt water. For a long time, it has been widely used in civil engineering, water conservancy, national defense and other projects as an important cementitious material. When cement is used, corresponding test blocks are generally made in advance for testing, and when it is tested, corresponding testing equipment is required.

[0003] However, when the existing testing equipment is used, the test block needs to be placed inside the testing equipment. After the test block is placed, it is often necessary to manually adjust the clamping structure to position and clamp the test block. However, since it is impossible to automatically clamp the test block during the stamping test, the test block is prone to collapse if it is not clamped firmly.

[0004] Therefore, in view of the shortcomings of the above-mentioned scheme in actual production and implementation, it is revised and improved. At the same time, in the spirit and concept of seeking excellence, with the assistance of professional knowledge and experience, and after many ingenuity and experiments, the present invention is created. A cement quality testing equipment and testing method are provided to solve the problem that the existing method often requires manual adjustment of the clamping structure to position and clamp the test block, but it is impossible to realize the automatic clamping operation of the test block during the stamping test process, so if the test block is not clamped firmly, it is easy to collapse. Summary of the invention

[0005] The present invention proposes a cement quality testing device and a testing method, which solves the problem in the prior art that a test block often needs to be positioned and clamped by manual adjustment of a clamping structure, but since it is impossible to realize an automatic clamping operation of the test block during the stamping test process, the test block is easily broken if it is not clamped firmly.

[0006] The technical solution of the present invention is achieved in this way. A cement quality testing device includes a test bench, columns are fixedly connected to both sides of the top surface of the test bench, a top plate is fixedly connected to the top of the column, and a punching cylinder is installed on the bottom surface of the top plate, a bottom plate is installed at the output end of the punching cylinder, a top pin is fixedly connected to the bottom surface of the bottom plate, and connecting plates are respectively fixedly connected to both sides of the bottom plate, and guide rods are fixedly connected to the bottom surface of the connecting plate, and conduits matching the guide rods are fixedly connected to both sides of the top surface of the test bench, a through hole is opened at the top of the conduit, and a piston plate A is inserted into the inside of the conduit, and a sealing ring is fixedly connected to the outside of the piston plate A, a guide rail is arranged on the top surface of the test bench, and water A flat support tube, a piston plate B is installed inside the horizontal support tube, push rods are fixedly connected to the opposite sides of the two piston plates B and the push rods extend to the outside of the horizontal support tube, spring members are fixedly connected to the opposite sides of the two piston plates B and the spring members are located inside the horizontal support tube, the other end of the spring member is connected to the inner wall of the horizontal support tube, two clamping parts are symmetrically slidably arranged on the guide rail, the two clamping parts are located between the two push rods and are fixedly connected to the two push rods respectively, a sliding block matching the guide rail is fixedly connected to the side of the clamping part, the clamping part is used to clamp the limit test piece, the space below the piston plate A in the conduit is connected to the space on the side of the spring member in the horizontal support tube through an air supply pipe.

[0007] As a preferred embodiment, the test bench is a one-way opening structure at the front end, and a box door is installed at the front side, and a handle is provided on the box door.

[0008] As a preferred embodiment, a cushion block is fixedly connected to the bottom end of the test bench and there are four cushion blocks in total, and the four cushion blocks are respectively fixedly connected to the four corners of the bottom surface of the test bench.

[0009] As a preferred implementation, an explosion-proof baffle is vertically arranged on the top surface of the test bench at one side of the cabinet door.

[0010] As a preferred implementation, the column is a cylindrical structure, and there are four columns in total, and the four columns are respectively fixedly connected to the four corners of the top surface of the test bench.

[0011] As a preferred embodiment, the top plate is a rectangular plate structure, and the punching cylinder is vertically arranged at the center of the bottom surface of the top plate, and the bottom plate is circular.

[0012] As a preferred embodiment, the diameter of the piston plate A matches the inner diameter of the conduit, and two sealing rings are fixedly connected to the outer side of each piston plate A in a linear array, and the space inside the conduit below the piston plate A is filled with inert gas.

[0013] As a preferred embodiment, a placement groove is provided at the top of the guide rail for limiting the front and rear position of the test piece.

[0014] As a preferred embodiment, the sliding block is located at the front and rear sides of the clamping portion, and the front and rear sides of the guide rail are provided with sliding grooves matching the sliding block.

[0015] The invention discloses a method for detecting cement quality detection equipment, comprising the following steps:

[0016] 1) When testing cement quality, place the test piece to be tested on the guide rail on the top surface of the test bench. When the test piece is placed, it is necessary to place the test piece between the two clamping parts. At this time, the stamping cylinder installed on the bottom end surface of the top plate is started, and the output end of the stamping cylinder drives the bottom plate to move downward;

[0017] 2) When the bottom plate moves downward, it synchronously drives the ejector pin fixedly connected to the bottom surface of the bottom plate and the guide rod fixedly connected to the bottom surface of the connecting plate to move downward together. When the guide rod moves downward, it first inserts into the conduit on the top surface of the test bench and pushes the piston plate A downward;

[0018] 3) When the piston plate A moves downward, the space below the piston plate A inside the compression conduit is compressed, so that the gas in the conduit is quickly supplied to the interior of the horizontal support tube through the gas supply pipe;

[0019] 4) When the gas enters the horizontal support tube, the gas synchronously pushes the piston plate B, and the piston plate B moves to the side away from the guide tube, synchronously pushing the push rod to move, and then driving the clamping part to move along the guide rail, so that the clamping part can realize the automatic clamping and positioning operation of the test piece. At the same time, the contact between the ejector pin fixedly connected to the bottom end surface of the bottom plate and the test piece is used to realize the automatic stamping detection operation.

[0020] The beneficial effects of the present invention are:

[0021] 1. In the present invention, by providing a guide rod fixedly connected to the bottom end surface of the connecting plate, when it is used, not only can the guide rod fixedly connected to the bottom end surface of the connecting plate be used to penetrate downward to realize the automatic transfer operation of the inert gas in the conduit, but also the setting of the guide rod can prevent the ejector pin from contacting the foreign matter due to the presence of foreign matter on the guide rail, thereby preventing the foreign matter from bursting out. This design can significantly improve the overall safety of the device.

[0022] 2. In the present invention, a baffle is fixedly connected to the top surface of the test bench, so that when a stamping test is performed on a test piece placed on a guide rail, the baffle can be used to more conveniently observe the test status of the current test piece. This design can prevent the test piece from bursting and being damaged, thereby preventing the operator from being injured.

[0023] 3. In the present invention, a clamping portion and a slider fixedly connected to the outside of the clamping portion are provided, so that when the inert gas inside the conduit is squeezed by the insertion of the guide rod, it can be supplied to the inside of the horizontal support tube arranged in the guide rail through the air supply pipe, and the clamping portion is pushed inward by pushing the piston plate B and the push rod to realize the automatic clamping and positioning operation of the test piece, thereby achieving a more practical purpose.

[0024] 4. In the present invention, by providing a column fixedly connected to the top surface of the test bench, when the top plate is being installed, the column fixedly connected to the top surface of the test bench can be used to achieve rapid support for the top plate. This design can significantly improve the reliability and stability of the entire device, and further enhance the practicability and stability of the entire device. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0026] Figure 1 It is a schematic diagram of the disassembled front and side structures of the quality inspection device of the present invention;

[0027] Figure 2 It is a schematic diagram of the structure of the quality inspection device of the present invention from top and side views;

[0028] Figure 3 It is a schematic diagram of the combined structure of the column and the top plate of the quality inspection equipment of the present invention;

[0029] Figure 4 It is a schematic diagram of the combined structure of the test bench and the box door of the quality inspection equipment of the present invention;

[0030] Figure 5 It is a front structural schematic diagram of the quality inspection device of the present invention;

[0031] Figure 6 It is a left-side structural schematic diagram of the quality inspection device of the present invention;

[0032] Figure 7 The quality inspection equipment of the present invention Figure 5 A in the middle is an enlarged schematic diagram of the combined structure;

[0033] Figure 8 The quality inspection equipment of the present invention Figure 6 The schematic diagram of the combined structure is enlarged at B in the middle;

[0034] In the figure, 1, test bench; 2, cushion block; 3, box door; 4, handle; 5, baffle; 6, column; 7, top plate; 8, stamping cylinder; 9, bottom plate; 10, connecting plate; 11, guide rod; 12, conduit; 13, through hole; 14, piston plate A; 15, sealing ring; 16, air supply pipe; 17, guide rail; 18, horizontal support pipe; 19, piston plate B; 20, push rod; 21, spring part; 22, clamping part; 23, slider; 24, test piece; 25, ejector pin. DETAILED DESCRIPTION

[0035] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0036] like Figure 1-Figure 8As shown, a cement quality detection equipment and detection method include: a test bench 1, columns 6 are fixedly connected to both sides of the top surface of the test bench 1, a top plate 7 is fixedly connected to the top of the column 6, and a punching cylinder 8 is installed on the bottom surface of the top plate 7, and a bottom plate 9 is installed on the output end of the punching cylinder 8, and a top pin 25 is fixedly connected to the bottom surface of the bottom plate 9, and connecting plates 10 are respectively fixedly connected to both sides of the bottom plate 9, and a guide rod 11 is fixedly connected to the bottom surface of the connecting plate 10, and a conduit 12 matching the guide rod 11 is fixedly connected to both sides of the top surface of the test bench 1, a through hole 13 is opened at the top of the conduit 12, and a piston plate A14 is inserted into the inside of the conduit 12, and a sealing ring 15 is fixedly connected to the outside of the piston plate A14, and a guide rail 17 is arranged on the top surface of the test bench 1, and horizontal support tubes 18 are fixedly connected to both sides of the guide rail 17. A piston plate B19 is installed inside the tube 18, and push rods 20 are fixedly connected to the opposite sides of the two piston plates B19 and extend to the outside of the horizontal support tube 18. Spring members 21 are fixedly connected to the opposite sides of the two piston plates B19 and the spring members 21 are located inside the horizontal support tube 18. The other end of the spring member 21 is connected to the inner wall of the horizontal support tube 18. Two clamping parts 22 are symmetrically slidably arranged on the guide rail 17. The two clamping parts 22 are located between the two push rods 20 and are fixedly connected to the two push rods 20 respectively. A slider 23 matching the guide rail 17 is fixedly connected to the side of the clamping part 22. The clamping part 22 is used to clamp the limit test piece 24. The space below the piston plate A14 in the conduit 12 is connected to the space on the side of the spring member 21 in the horizontal support tube 18 through the air supply pipe 16.

[0037] Among them, the test bench 1 is a one-way opening structure at the front end, and a box door 3 is installed on the front side, and a handle 4 is arranged on the box door 3. A cushion block 2 is fixedly connected to the bottom end of the test bench 1, and the cushion blocks 2 are arranged at four places. The four cushion blocks 2 are respectively fixedly connected to the four corners of the bottom surface of the test bench 1. A baffle 5 for explosion-proof is vertically arranged on one side of the cabinet door on the top surface of the test bench 1. The baffle 5 can be an explosion-proof window structure. The column 6 is a cylindrical structure. The column 6 is arranged at four places, and the four columns 6 are respectively fixedly connected to the four corners of the top surface of the test bench 1. The top plate 7 is a rectangular plate structure, and the stamping cylinder 8 is vertically arranged at the center of the bottom surface of the top plate 7. The bottom plate 9 is circular, the diameter of the piston plate A14 matches the internal diameter of the conduit 12, and two sealing rings 15 are fixedly connected to the outer side of each piston plate A14 in a linear array, and the space inside the conduit 12 below the piston plate A14 is filled with inert gas. A placement groove is provided at the top of the guide rail 17 to limit the front and rear position of the test piece 24 . The slider 23 is located at the front and rear sides of the clamping portion 22 . Slide grooves matching the slider 23 are provided inside the guide rail 17 at the front and rear sides.

[0038] The method of use of the present invention is:

[0039] When cement quality inspection is required, the test bench 1 is placed on the ground using the pad 2 fixedly connected to the bottom surface thereof, and the cement test piece 24 currently required to be tested is simultaneously placed on the guide rail 17 fixedly connected to the top surface of the test bench 1, and the front and rear positions of the test piece 24 are limited by the placement groove, and when the test piece 24 is placed, the test piece 24 needs to be located between the two clamping parts 22, and at this time, the bottom plate 9 is pushed downward by starting the punching cylinder 8 installed on the bottom end surface of the top plate 7;

[0040] When the bottom plate 9 moves downward, it can synchronously drive the ejector pin 25 fixedly connected to the bottom surface of the bottom plate 9 and the guide rod 11 fixedly connected to the bottom surface of the connecting plate 10 to move downward together. When the guide rod 11 moves downward, it can first be inserted into the inside of the conduit 12 fixedly connected to the top surface of the test bench 1. When the guide rod 11 moves downward, it can synchronously be inserted through the through hole 13 opened at the top end of the conduit 12 and push the piston plate A14 set in the conduit 12.

[0041] When the piston plate A14 moves, the sealing ring 15 fixedly connected to the outer side of the piston plate A14 can move along the through hole opened in the conduit 12, and synchronously supply the gas in the conduit 12 quickly through the gas supply pipe 16 to the inside of the horizontal support pipe 18;

[0042] When the gas enters the horizontal support tube 18, the piston plate B19 can be pushed synchronously, and the piston plate B19 moves toward the side away from the conduit 12. The push rod 20 fixedly connected to the outside of the piston plate B19 is used to push the clamping part 22 toward the inside, so that the clamping part 22 is displaced along the transverse slide groove opened in the guide rail 17 through the slider 23 fixedly connected on its side to realize the automatic clamping and positioning operation of the test piece 24, and then as the bottom plate 9 moves downward, the push pin 25 fixedly connected to the bottom end surface of the bottom plate 9 is used to contact with the test piece 24 to realize the automatic stamping detection operation.

[0043] In the description of the present invention, it should be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate orientations or positional relationships based on the orientations 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 the description of the present invention, unless otherwise specified and limited, it should be noted that the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it can be a mechanical connection or an electrical connection, or it can be the internal communication of two elements, it can be a direct connection, or it can be an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms can be understood according to specific circumstances.

[0044] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. 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 quality testing device, characterized in that: The test bench (1) comprises a test bench (1), wherein columns (6) are fixedly connected to both sides of the top surface of the test bench (1), a top plate (7) is fixedly connected to the top of the column (6), a punching cylinder (8) is installed on the bottom surface of the top plate (7), a bottom plate (9) is installed at the output end of the punching cylinder (8), a top pin (25) is fixedly connected to the bottom surface of the bottom plate (9), and connecting plates (10) are respectively fixedly connected to both sides of the bottom plate (9), and a guide rod (25) is fixedly connected to the bottom surface of the connecting plate (10). 11), the top surface of the test bench (1) is fixedly connected with conduits (12) matching the guide rods (11), the top of the conduit (12) is provided with a through hole (13), the inside of the conduit (12) is plugged with a piston plate A (14), and the outside of the piston plate A (14) is fixedly connected with a sealing ring (15), the top surface of the test bench (1) is provided with a guide rail (17), both sides of the guide rail (17) are fixedly connected with horizontal support pipes (18), and the horizontal support pipes (18) are fixedly connected with the guide rails (17). ) is installed inside, and the two piston plates B (19) are fixedly connected to the opposite sides with push rods (20), and the push rods (20) extend to the outside of the horizontal support tube (18), and the two piston plates B (19) are fixedly connected to the opposite sides with spring members (21), and the spring members (21) are located inside the horizontal support tube (18), and the other end of the spring member (21) is connected to the inner wall of the horizontal support tube, and two clamping members are symmetrically slidably arranged on the guide rail (17) The two clamping parts (22) are located between the two push rods (20) and are fixedly connected to the two push rods (20) respectively. The sides of the clamping parts (22) are fixedly connected with a sliding block (23) matching the guide rail (17). The clamping parts (22) are used to clamp the limit test piece (24). The space below the piston plate A (14) in the conduit (12) is connected to the space on one side of the spring piece (21) in the horizontal support tube (18) through the air supply pipe (16).

2. A cement quality detection device according to claim 1, characterized in that: The test bench (1) is a one-way opening structure at the front end, and a box door (3) is installed at the front side, and a handle (4) is provided on the box door (3).

3. A cement quality detection device according to claim 1, characterized in that: A cushion block (2) is fixedly connected to the bottom end of the test bench (1), and the cushion blocks (2) are provided at four locations in total. The four cushion blocks (2) are respectively fixedly connected to the four corners of the bottom surface of the test bench (1).

4. A cement quality detection device according to claim 1, characterized in that: An explosion-proof baffle (5) is vertically arranged on the top surface of the test bench (1) and located on one side of the cabinet door.

5. A cement quality detection device according to claim 1, characterized in that: The upright column (6) is a cylindrical structure, and there are four upright columns (6) in total. The four upright columns (6) are respectively fixedly connected to the four corners of the top surface of the test bench (1).

6. A cement quality detection device according to claim 1, characterized in that: The top plate (7) is a rectangular plate structure, and the punching cylinder (8) is vertically arranged at the center of the bottom surface of the top plate (7), and the bottom plate (9) is circular.

7. A cement quality detection device according to claim 1, characterized in that: The diameter of the piston plate A (14) matches the inner diameter of the conduit (12), and two sealing rings (15) are fixedly connected to the outer side of each piston plate A (14) in a linear array, and the space inside the conduit (12) below the piston plate A (14) is filled with an inert gas.

8. A cement quality detection device according to claim 1, characterized in that: The top of the guide rail (17) is provided with a placement slot for limiting the front and rear position of the test piece (24).

9. A cement quality testing device according to claim 1, characterized in that: The slide block (23) is located at the front and rear sides of the clamping portion (22), and the guide rail (17) is provided with slide grooves matching the slide block (23) at the front and rear sides thereof.

10. A cement quality detection device detection method according to any one of claims 1 to 9, characterized in that: The following steps are involved: 1) When testing cement quality, a test piece (24) to be tested is placed on the guide rail (17) on the top surface of the test bench (1), and when the test piece (24) is placed, the test piece (24) needs to be located between the two clamping parts (22). At this time, a punching cylinder (8) installed on the bottom end surface of the top plate (7) is started, and the output end of the punching cylinder (8) drives the bottom plate (9) to move downward; 2) When the bottom plate (9) moves downward, it synchronously drives the ejector pin (25) fixedly connected to the bottom surface of the bottom plate (9) and the guide rod (11) fixedly connected to the bottom surface of the connecting plate (10) to move downward together. When the guide rod (11) moves downward, it first inserts into the inside of the guide tube (12) on the top surface of the test bench (1) and pushes the piston plate A (14) downward; 3) When the piston plate A (14) moves downward, the space inside the conduit (12) below the piston plate A (14) is compressed, so that the gas inside the conduit (12) is quickly supplied to the inside of the horizontal support tube (18) through the gas supply pipe (16); 4) When the gas enters the interior of the horizontal support tube (18), the gas synchronously pushes the piston plate B (19), and the piston plate B (19) moves to the side away from the guide tube (12), synchronously pushing the push rod (20) to move, thereby driving the clamping part (22) to move along the guide rail (17), so that the clamping part (22) can realize the automatic clamping and positioning operation of the test piece (24). At the same time, the contact between the ejector pin (25) fixedly connected to the bottom end surface of the bottom plate (9) and the test piece (24) is used to realize the automatic stamping detection operation.

Images