Cement mortar compressive strength detection device

Abstract

The utility model discloses a cement mortar compressive strength detection device in the field of building strength detection devices, which comprises a detection table, a driving component is arranged in the detection table, the driving component drives a detection component through a lifting plate to test the compressive strength of cement mortar, and the detection component comprises a lifting pressure block and a detection block. The lifting pressure block and the detection block are close to each other to extrude cement mortar, and the detection block collects pressure values in real time; the lifting plate is provided with two sets of protection assemblies for preventing cement mortar from flying around, the protection net frame is slidably connected to the clamping block, the clamping block is provided with an adjusting assembly for adjusting the protection range of the protection net frame, the adjusting assembly comprises a telescopic block, an adjusting rod, an inclined face and a spring, the telescopic block is slidably connected into an adjusting cavity, and the adjusting rod is fixedly installed on the side face of the telescopic block. The slope is arranged on the lower side of the adjusting rod, the spring is installed between the telescopic block and the inner wall of the adjusting cavity, and the protective screen frame drives the adjusting rod to break away from the adjusting groove through the slope so as to flexibly change the protection range of the protective screen frame.

Description

Technical Field

[0001] The utility model relates to the field of building strength detection devices, in particular to a cement mortar compressive strength detection device. Background Art

[0002] Cement concrete is divided into several strength grades. Strength testers are usually used to test the strength of selected cement concrete sample blocks. When the pressure testing machine tests the compressive strength of the solidified cement mortar, the cement mortar will be compressed, causing debris to fly, causing injury or making it difficult to clean up the flying debris.

[0003] The existing patent publication number is CN202222438280.7, which discloses a cement mortar compressive strength detection device. When detecting the compressive strength of cement mortar, the protective net frame provided can prevent the cement mortar from splashing, reducing safety hazards and solving the safety problems of the equipment.

[0004] However, it can only protect cement mortar of a specific size and cannot change the protection range of the protective net frame according to changes in the size of the cement mortar. Therefore, its application range is limited and cannot meet the needs of large-scale use.

[0005] Based on this, the utility model designs a cement mortar compressive strength detection device to solve the above problems. Utility Model Content

[0006] The purpose of the present utility model is to provide a cement mortar compressive strength detection device to solve the problem that the existing device can only protect cement mortar of a specific size and cannot change the protection range of the protective net frame according to the change of the cement mortar size. Therefore, its application range is limited and cannot meet the needs of large-scale use.

[0007] To achieve the above objectives, the present invention provides the following technical solutions:

[0008] A cement mortar compressive strength testing device includes a testing platform, wherein a drive assembly is provided within the testing platform. The drive assembly drives a testing assembly via a lifting plate to test the compressive strength of the cement mortar. The testing assembly includes a lifting pressure block and a testing block. The lifting pressure block and the testing block are brought closer together to squeeze the cement mortar, and the testing block collects pressure values ​​in real time.

[0009] The lifting plate is provided with two groups of protective components to prevent cement mortar from flying around, each group of the protective components includes a clamping block and a protective net frame, the protective net frame is slidably connected to the clamping block, and the clamping block is provided with an adjustment component for adjusting the protection range of the protective net frame, the adjustment component includes a telescopic block, an adjustment rod, an inclined surface and a spring, the telescopic block is slidably connected in the adjustment cavity, the adjustment rod is fixedly mounted on the side of the telescopic block and extends out of the adjustment cavity into the adjustment slot, the adjustment slot is provided with several and evenly opened on both sides of the protective net frame, the inclined surface is opened on the lower side of the adjustment rod, the spring is installed between the telescopic block and the inner wall of the adjustment cavity, and the protective net frame drives the adjustment rod to disengage from the adjustment slot through the inclined surface to flexibly change the protection range of the protective net frame.

[0010] As a further solution of the present invention: the adjustment cavity is opened in the clamping block, the end face of the adjustment rod matches the adjustment slot, and when the adjustment rod disengages from the adjustment slot, the telescopic block is driven to compress the spring. When the adjustment rod corresponds to another adjustment slot, the spring drives the adjustment rod through the telescopic block to insert into the adjustment slot, and the cycle is repeated until the protective net frame is in the optimal protection range.

[0011] As a further solution of the present invention: the adjusting assembly also includes a connecting rod, a fixed block and a rack, wherein: the connecting rod is fixedly mounted on the side of the telescopic block and inserted in the spring, and the connecting rod extends out of the adjusting cavity to the outside of the clamping block; the fixed block is fixedly mounted on the free end of the connecting rod; the rack is fixedly mounted on the side of the fixed block close to the clamping block, and the side of the clamping block relative to the rack is provided with a tooth groove that engages with the rack; when the adjusting rod is inserted into the adjusting groove, the rack engages with the tooth groove, and when the adjusting rod disengages from the adjusting groove, the rack disengages from the tooth groove.

[0012] As a further solution of the present invention: two groups of the protective components are installed on both sides of the lifting plate, each group of the protective components includes two clamping blocks and one protective net frame, clamping grooves are opened on the opposite sides of the two clamping blocks, the protective net frame is lifted and lowered along the clamping grooves, and a protective net is provided in the protective net frame to prevent cement mortar from flying.

[0013] As a further solution of the present invention: the adjustment assembly also includes a pull rod and a handle, the pull rod is fixedly mounted on the side of the fixed block away from the connecting rod, and the handle is fixedly mounted on the free end of the pull rod and is used to drive the pull rod.

[0014] As a further solution of the present invention: the detection platform is provided with a detection cavity, the drive assembly, lifting plate and detection assembly are installed in the detection cavity, the drive assembly is installed at the top of the detection cavity, the lifting pressure block is installed at the bottom of the lifting plate, the detection block is installed on the bottom surface of the detection cavity and vertically corresponds to the lifting pressure block, the detection block can be used to detect the pressure exerted on the cement mortar, a guide assembly is provided in the detection cavity, the lifting plate is lifted and lowered along the guide assembly, and the guide assembly is used to maintain the stability of the lifting plate during the lifting process.

[0015] As a further solution of the present invention: the guide assembly includes a base and a guide plate, the base is provided with two and symmetrically installed on both sides of the detection chamber, the guide plate is fixedly installed on the base, and the lifting plate is provided with two guide holes corresponding to and matching the guide plates, and the lifting plate is lifted and lowered along the guide plate through the guide holes.

[0016] As a further solution of the present invention: the driving assembly includes a punch and a telescopic rod, the punch is fixedly installed at the top of the detection chamber, the telescopic rod is fixedly installed at the output end of the punch, and is used to drive the lifting plate to rise and fall along the guide plate; a controller is provided on the detection platform, and the controller is electrically connected to the punch and the detection block.

[0017] Compared with the prior art, the beneficial effects of the present invention are:

[0018] In the utility model, the driving component is lifted and lowered by the lifting plate. During the lifting process of the lifting plate, the lifting pressure block is driven to approach the detection block to squeeze the cement mortar. The detection block collects pressure values ​​in real time. When the cement mortar breaks, the pressure value measured by the detection block is the pressure limit of the cement mortar.

[0019] The two guide plates in the utility model can prevent cement mortar from flying to the left and right sides, and the two groups of protection components are arranged on the front and rear sides of the lifting plate, which can prevent cement mortar from flying to the front and rear sides of the lifting plate and injuring staff; the protection net frame is clamped in the clamping grooves on the two clamping blocks, and the protection net frame descends to the bottom surface of the detection cavity as the lifting plate changes. When the size of the cement mortar changes and the lifting pressure block cannot contact the cement mortar, the clamping block can slide down along the protection net frame to adjust the protection range of the protection net frame. Therefore, the protection range of the protection net frame can be changed according to the size of the cement mortar, thereby expanding the application range of the device and meeting the needs of large-scale use.

[0020] When the clamping block slides down along the protective net frame, the protective net frame drives the adjusting rod to disengage from the adjusting slot through the inclined surface, so that the clamping block can slide down along the protective net frame to flexibly change the protection range of the protective net frame; the setting of the telescopic block can prevent the adjusting rod from disengaging from the adjusting cavity. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0022] Figure 2 It is a front view of the utility model;

[0023] Figure 3 It is a front view of another state of the utility model;

[0024] Figure 4 It is a schematic diagram of the local structure of the utility model;

[0025] Figure 5 for Figure 1 Enlarged view of point A in the middle;

[0026] Figure 6 for Figure 4 Enlarged view of point B in the middle.

[0027] In the figure: 1. Testing table; 11. Testing chamber; 12. Controller; 2. Driving assembly; 21. Punching machine; 22. Telescopic rod; 3. Lifting plate; 31. Guide hole; 4. Testing assembly; 41. Lifting pressure block; 42. Testing block; 5. Guide assembly; 51. Base; 52. Guide plate; 6. Protection assembly; 61. Clamping block; 62. Clamping groove; 63. Protection net frame; 64. Protection net; 65. Adjusting chamber; 66. Tooth groove; 67. Adjusting groove; 7. Adjusting assembly; 71. Telescopic block; 72. Adjusting rod; 73. Inclined surface; 74. Spring; 75. Connecting rod; 76. Fixed block; 77. Rack; 78. Pull rod; 79. Handle. DETAILED DESCRIPTION

[0028] 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 embodiments described 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 making creative efforts are within the scope of protection of the present invention.

[0029] This embodiment;

[0030] A cement mortar compressive strength testing device, please refer to Figures 1-6 , including a testing platform 1, in which a driving component 2 is provided. The driving component 2 drives the detection component 4 through the lifting plate 3 to test the compressive resistance of the cement mortar. The detection component 4 includes a lifting pressure block 41 and a detection block 42. The lifting pressure block 41 and the detection block 42 are close to each other to squeeze the cement mortar, and the detection block 42 collects the pressure value in real time.

[0031] Through the above technical solution, the driving component 2 in the utility model is lifted and lowered by the lifting plate 3. During the lifting process of the lifting plate 3, the lifting pressure block 41 is driven to approach the detection block 42 to squeeze the cement mortar. The detection block 42 collects the pressure value in real time. When the cement mortar breaks, the pressure value measured by the detection block 42 is the pressure limit of the cement mortar.

[0032] In some examples, reference Figure 1-6 As shown, the detection platform 1 is provided with a detection chamber 11, and the driving component 2, the lifting plate 3 and the detection component 4 are installed in the detection chamber 11, the driving component 2 is installed at the top of the detection chamber 11, the lifting pressure block 41 is installed at the bottom of the lifting plate 3, and the detection block 42 is installed on the bottom surface of the detection chamber 11 and vertically corresponds to the lifting pressure block 41. The detection block 42 can be used to detect the pressure on the cement mortar. A guide component 5 is provided in the detection chamber 11, and the lifting plate 3 is lifted and lowered along the guide component 5. The guide component 5 is used to maintain the stability of the lifting plate 3 during the lifting process.

[0033] Through the above technical solution, the lifting plate 3 in the utility model is lifted vertically, which can drive the lifting pressure block 41 to approach or move away from the detection block 42 to test the compressive resistance of the cement mortar; during the lifting process of the lifting plate 3, the guide component 5 can maintain stability and will not deviate, thereby ensuring that the lifting pressure block 41 can smoothly approach or move away from the detection block 42.

[0034] In some examples, reference Figure 1-6 As shown, the driving assembly 2 includes a punch 21 and a telescopic rod 22. The punch 21 is fixedly installed at the top of the detection chamber 11, and the telescopic rod 22 is fixedly installed at the output end of the punch 21, and is used to drive the lifting plate 3 to rise and fall along the guide plate 52; a controller 12 is provided on the detection platform 1, and the controller 12 is electrically connected to the punch 21 and the detection block 42.

[0035] Through the above technical solution, the punching machine 21 in the utility model drives the lifting plate 3 to rise and fall along the guide plate 52 through the telescopic rod 22. During the lifting process of the lifting plate 3, the lifting pressure block 41 is driven to approach the detection block 42 to extrude the cement mortar, and the detection block 42 collects the pressure value in real time; the controller 12 can control the punching machine 21 and the detection block 42 to work or stop working.

[0036] In some examples, reference Figure 1-6 As shown, the guide assembly 5 includes a base 51 and a guide plate 52. The base 51 is provided with two guide plates 52 symmetrically installed on both sides of the detection chamber 11. The guide plates 52 are fixedly installed on the base 51. The lifting plate 3 is provided with two guide holes 31 corresponding to and matching the guide plates 52. The lifting plate 3 is lifted and lowered along the guide plates 52 through the guide holes 31.

[0037] Through the above technical solution, the base 51 in the utility model is used to fix the guide plate 52; the setting of the guide hole 31 can make the lifting plate 3 rise and fall along the guide plate 52; the two guide plates 52 can maintain the stability of the lifting plate 3 during the lifting process and prevent the lifting plate 3 from deviating from the vertical direction.

[0038] In some examples, reference Figure 1-6 As shown, the lifting plate 3 is provided with two groups of protective components 6 to prevent cement mortar from flying around. The two groups of protective components 6 are installed on both sides of the lifting plate 3. Each group of protective components 6 includes two clamping blocks 61 and a protective net frame 63. Each group of protective components 6 includes a clamping block 61 and a protective net frame 63. The protective net frame 63 is slidably connected to the clamping block 61. Clamping grooves 62 are provided on the opposite sides of the two clamping blocks 61. The protective net frame 63 is lifted and lowered along the clamping groove 62. A protective net 64 is provided in the protective net frame 63 to prevent cement mortar from flying around.

[0039] Through the above technical solution, the two guide plates 52 in the utility model can prevent cement mortar from flying to the left and right sides, and the two groups of protective components 6 are arranged on the front and rear sides of the lifting plate 3, which can prevent cement mortar from flying to the front and rear sides of the lifting plate 3 and injuring the staff; the protective net frame 63 is clamped in the clamping groove 62 on the two clamping blocks 61, and the protective net frame 63 descends to the bottom surface of the detection cavity 11 as the lifting plate 3 descends. When the size of the cement mortar changes and the lifting pressure block 41 cannot contact the cement mortar, the clamping block 61 can slide down along the protective net frame 63 to adjust the protection range of the protective net frame 63. Therefore, the protection range of the protective net frame can be changed according to the size of the cement mortar, which expands the application range of the device and can meet the needs of large-scale use.

[0040] In some examples, reference Figure 1-6 As shown, the clamping block 61 is provided with an adjustment component 7 for adjusting the protection range of the protective net frame 63. The adjustment component 7 includes a telescopic block 71, an adjustment rod 72, an inclined surface 73 and a spring 74. The telescopic block 71 is slidably connected in the adjustment cavity 65. The adjustment cavity 65 is opened in the clamping block 61. The adjustment rod 72 is fixedly installed on the side of the telescopic block 71 and extends out of the adjustment cavity 65 to the adjustment groove 67. The adjustment groove 67 is provided with several and evenly opened on both sides of the protective net frame 63. The inclined surface 73 is opened on the lower side of the adjustment rod 72. The spring 74 is installed between the telescopic block 71 and the inner wall of the adjustment cavity 65. The protective net frame 63 drives the adjustment rod 72 to disengage from the adjustment groove 67 through the inclined surface 73 to flexibly change the protection range of the protective net frame 63.

[0041] Through the above technical solution, the adjustment component 7 in the utility model can ensure that the clamping block 61 can slide down along the protective net frame 63. At the same time, when the lifting plate 3 rises, the protective net frame 63 can rise with the lifting plate 3 and return to its initial position; when the clamping block 61 slides down along the protective net frame 63, the protective net frame 63 drives the adjustment rod 72 to disengage from the adjustment groove 67 through the inclined surface 73, so that the clamping block 61 can slide down along the protective net frame 63 to flexibly change the protection range of the protective net frame 63; the setting of the telescopic block 71 can prevent the adjustment rod 72 from disengaging from the adjustment cavity 65.

[0042] In some examples, reference Figure 1-6 As shown, the end face of the adjusting rod 72 matches the adjusting slot 67. When the adjusting rod 72 disengages from the adjusting slot 67, the telescopic block 71 is driven to compress the spring 74. When the adjusting rod 72 corresponds to another adjusting slot 67, the spring 74 drives the adjusting rod 72 through the telescopic block 71 to insert into the adjusting slot 67, and the cycle repeats until the protective net frame 63 is in the optimal protection range.

[0043] Through the above technical solution, when the adjusting rod 72 in the utility model disengages from the adjusting slot 67, the spring 74 is compressed by the telescopic block 71. When the adjusting rod 72 corresponds to another adjusting slot 67, the spring 74 drives the adjusting rod 72 to be inserted into the adjusting slot 67 through the telescopic block 71, and the cycle is repeated until the protective net frame 63 is in the optimal protection range.

[0044] In some examples, reference Figure 1-6 As shown, the adjustment assembly 7 also includes a connecting rod 75, a fixed block 76 and a rack 77, wherein: the connecting rod 75 is fixedly mounted on the side of the telescopic block 71 and inserted in the spring 74, and the connecting rod 75 extends out of the adjustment cavity 65 to the outside of the clamping block 61; the fixed block 76 is fixedly mounted on the free end of the connecting rod 75; the rack 77 is fixedly mounted on the side of the fixed block 76 close to the clamping block 61, and the side of the clamping block 61 relative to the rack 77 is provided with a tooth groove 66 that engages with the rack 77; when the adjusting rod 72 is inserted into the adjusting groove 67, the rack 77 engages with the tooth groove 66, and when the adjusting rod 72 disengages from the adjusting groove 67, the rack 77 disengages from the tooth groove 66.

[0045] Through the above technical solution, when the telescopic block 71 in the utility model compresses the spring 74, the fixing block 76 is driven by the connecting rod 75, and the fixing block 76 drives the rack 77 to disengage from the tooth groove 66; when the adjusting rod 72 corresponds to another adjusting groove 67, the spring 74 drives the adjusting rod 72 to insert into the adjusting groove 67 through the telescopic block 71. During this process, the telescopic block 71 drives the fixing block 76 through the connecting rod 75, and the fixing block 76 drives the rack 77 to engage with the tooth groove 66, so as to assist the adjusting rod 72 in fixing the protective net frame 63, so as to ensure that when the lifting plate 3 rises, the protective net frame 63 can rise with the lifting plate 3 and return to its initial position.

[0046] In some examples, reference Figure 1-6 As shown, the adjustment assembly 7 further includes a pull rod 78 and a handle 79 . The pull rod 78 is fixedly mounted on the side of the fixing block 76 away from the connecting rod 75 . The handle 79 is fixedly mounted on the free end of the pull rod 78 and is used to drive the pull rod 78 .

[0047] Through the above technical solution, in the utility model, when the protective net frame 63 needs to be disassembled, the handle 79 drives the pull rod 78, the pull rod 78 drives the rack 77 to disengage from the tooth groove 66, and at the same time drives the adjustment rod 72 to disengage from the adjustment groove 67, so that the protective net frame 63 can be easily removed from the clamping block 61.

[0048] The working principle of this utility model is:

[0049] First, the punching machine 21 drives the lifting plate 3 to descend along the guide plate 52 through the telescopic rod 22. When the protective net frame 63 descends to the bottom of the detection chamber 11 along with the lifting plate 3, the clamping block 61 slides down along the protective net frame 63, and can extrude cement mortar of different sizes. The protective net frame 63 drives the adjusting rod 72 to disengage from the adjusting slot 67 through the inclined surface 73, and at the same time compresses the spring 74 through the telescopic block 71, and drives the fixed block 76 through the connecting rod 75. The fixed block 76 drives the rack 77 to disengage from the tooth slot 66. When the adjusting rod 72 corresponds to another adjusting slot 67, the spring 74 drives the adjusting rod 72 to insert into the adjusting slot 67 through the telescopic block 71, and at the same time drives the fixed block 76 through the connecting rod 75. The fixed block 76 drives the rack 77 to insert into the adjusting slot 67, and repeats the cycle until the protective net frame 63 is in the optimal protection range.

[0050] The above are only preferred specific implementation methods of the present invention, but the protection scope of the present invention is not limited to them. Any technician familiar with the technical field can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention within the technical scope disclosed by the present invention, and they should be covered by the protection scope of the present invention.

Claims

1. A cement mortar compressive strength testing device, comprising a testing platform (1), characterized in that: The detection platform (1) is provided with a driving component (2), the driving component (2) drives the detection component (4) through the lifting plate (3) to test the compressive strength of the cement mortar, the detection component (4) comprises a lifting pressure block (41) and a detection block (42), the lifting pressure block (41) and the detection block (42) are close to each other to squeeze the cement mortar, and the detection block (42) collects pressure values ​​in real time; The lifting plate (3) is provided with two groups of protection components (6) for preventing cement mortar from flying around. Each group of the protection components (6) includes a clamping block (61) and a protection net frame (63). The protection net frame (63) is slidably connected to the clamping block (61). The clamping block (61) is provided with an adjustment component (7) for adjusting the protection range of the protection net frame (63). The adjustment component (7) includes a telescopic block (71), an adjustment rod (72), an inclined surface (73) and a spring (74). The telescopic block (71) is slidably connected in the adjustment cavity (65). The adjustment rod (7 2) It is fixedly mounted on the side of the telescopic block (71) and extends out of the adjustment cavity (65) into the adjustment slot (67). The adjustment slot (67) is provided with a plurality of and evenly arranged on both sides of the protective net frame (63). The inclined surface (73) is arranged on the lower side of the adjustment rod (72). The spring (74) is mounted between the telescopic block (71) and the inner wall of the adjustment cavity (65). The protective net frame (63) drives the adjustment rod (72) to disengage from the adjustment slot (67) through the inclined surface (73) to flexibly change the protection range of the protective net frame (63).

2. A cement mortar compressive strength testing device according to claim 1, characterized in that: The adjustment cavity (65) is opened in the clamping block (61), and the end face of the adjustment rod (72) matches the adjustment slot (67). When the adjustment rod (72) is separated from the adjustment slot (67), the telescopic block (71) is driven to compress the spring (74). When the adjustment rod (72) corresponds to another adjustment slot (67), the spring (74) drives the adjustment rod (72) through the telescopic block (71) to be inserted into the adjustment slot (67), and the cycle is repeated until the protective net frame (63) is in the optimal protection range.

3. A cement mortar compressive strength testing device according to claim 2, characterized in that: The adjustment assembly (7) further comprises a connecting rod (75), a fixing block (76) and a rack (77), wherein: The connecting rod (75) is fixedly mounted on the side of the telescopic block (71) and inserted into the spring (74). The connecting rod (75) extends out of the adjustment cavity (65) to the outside of the clamping block (61); The fixing block (76) is fixedly mounted on the free end of the connecting rod (75); The rack (77) is fixedly mounted on a side of the fixing block (76) close to the clamping block (61), and a tooth groove (66) meshing with the rack (77) is provided on a side of the clamping block (61) opposite to the rack (77); When the adjusting rod (72) is inserted into the adjusting slot (67), the rack (77) engages with the tooth slot (66); when the adjusting rod (72) is disengaged from the adjusting slot (67), the rack (77) is disengaged from the tooth slot (66).

4. A cement mortar compressive strength testing device according to claim 3, characterized in that: Two groups of the protection components (6) are installed on both sides of the lifting plate (3), and each group of the protection components (6) includes two clamping blocks (61) and a protection net frame (63). Clamping grooves (62) are provided on opposite sides of the two clamping blocks (61). The protection net frame (63) rises and falls along the clamping grooves (62). A protection net (64) is provided in the protection net frame (63) to prevent cement mortar from flying around.

5. The cement mortar compressive strength testing device according to claim 4, characterized in that: The adjustment assembly (7) further comprises a pull rod (78) and a handle (79), wherein the pull rod (78) is fixedly mounted on a side of the fixed block (76) away from the connecting rod (75), and the handle (79) is fixedly mounted on a free end of the pull rod (78) and is used to drive the pull rod (78).

6. A cement mortar compressive strength testing device according to claim 5, characterized in that: The detection platform (1) is provided with a detection chamber (11), the driving assembly (2), the lifting plate (3) and the detection assembly (4) are installed in the detection chamber (11), the driving assembly (2) is installed at the top of the detection chamber (11), the lifting pressure block (41) is installed at the bottom of the lifting plate (3), the detection block (42) is installed on the bottom surface of the detection chamber (11) and vertically corresponds to the lifting pressure block (41), the detection block (42) can be used to detect the pressure exerted on the cement mortar, the detection chamber (11) is provided with a guide assembly (5), the lifting plate (3) is lifted and lowered along the guide assembly (5), and the guide assembly (5) is used to maintain the stability of the lifting plate (3) during the lifting process.

7. A cement mortar compressive strength testing device according to claim 6, characterized in that: The guide assembly (5) includes a base (51) and a guide plate (52). The base (51) is provided with two guide plates (52) symmetrically mounted on both sides of the detection chamber (11). The guide plates (52) are fixedly mounted on the base (51). The lifting plate (3) is provided with two guide holes (31) corresponding to and matching the guide plates (52). The lifting plate (3) is lifted and lowered along the guide plates (52) through the guide holes (31).

8. The cement mortar compressive strength testing device according to claim 7, characterized in that: The driving assembly (2) comprises a punch (21) and a telescopic rod (22), wherein the punch (21) is fixedly mounted on the top of the detection chamber (11), and the telescopic rod (22) is fixedly mounted on the output end of the punch (21) and is used to drive the lifting plate (3) to move up and down along the guide plate (52); The detection platform (1) is provided with a controller (12), and the controller (12) is electrically connected to the punching machine (21) and the detection block (42).

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