CN115078110A - Concrete bending and compression integrated testing machine - Google Patents
Concrete bending and compression integrated testing machine Download PDFInfo
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- CN115078110A CN115078110A CN202210756162.2A CN202210756162A CN115078110A CN 115078110 A CN115078110 A CN 115078110A CN 202210756162 A CN202210756162 A CN 202210756162A CN 115078110 A CN115078110 A CN 115078110A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0042—Pneumatic or hydraulic means
- G01N2203/0048—Hydraulic means
Abstract
The invention relates to the technical field of concrete testing machinery, in particular to a concrete bending and compression integrated testing machine which comprises an installation table, a first adjusting mechanism, a second hydraulic cylinder, a pressing table, a second adjusting mechanism, a sample pad column, an infrared transmitter and an infrared receiver, wherein the installation table is arranged on the installation table; the detection mechanism is connected with the bottom end of the movable seat; the detection mechanism comprises a T-shaped connecting frame and first hydraulic cylinders, the top end of the T-shaped connecting frame is connected with the moving seat, and the output ends of the two groups of first hydraulic cylinders are respectively provided with an anti-bending pressure head and an upper pressure plate; the infrared emitter is connected with the middle part of the bottom end of the T-shaped connecting frame; the output of second pneumatic cylinder is connected to the platform that pushes down, and two sets of infrared receiver symmetry are installed at the left and right sides wall of platform that pushes down, and the sample pad post is provided with two sets ofly, and two sets of sample pad post symmetric distribution are on the top of second adjustment mechanism, and the top sliding connection of two sets of sample pad posts pushes down the top of platform. The invention has simple operation and quick adjustment and improves the detection efficiency.
Description
Technical Field
The invention relates to the technical field of concrete testing machinery, in particular to a concrete bending and compression integrated testing machine.
Background
The concrete press is mainly used for testing the compressive strength of building material test blocks such as concrete, cement, high-strength bricks, refractory materials and the like, and can also be used for testing the compressive strength of other non-metallic materials; the concrete bending-resistant device is also called a concrete bending-resistant clamp, and is an essential test machine in a concrete test when matched with a universal machine.
The Chinese patent with the publication number of CN214539025U discloses a concrete bending and compression resistance integrated testing machine; the third hydraulic driving rod extends to the compression-resistant pressing plate and the anti-bending pressing plate to simultaneously apply pressure to the concrete to be tested so as to realize compression resistance test of the concrete to be tested; shorten through first hydraulic drive pole and descend in order to drive the backup pad, so that the middle part of waiting to test the concrete is unsettled, and dismantle the resistance to compression clamp plate of anti clamp plate both sides, extend to anti clamp plate through third hydraulic drive pole and exert pressure to waiting to test the concrete, in order to realize treating the anti test of rolling over of waiting to test the concrete, and can realize treating the anti test of rolling over of the different positions of waiting to test the concrete, the combination mode of two kinds of tests is simple, and the operation is convenient, and can guarantee experimental precision.
However, the above-mentioned known solutions have the following disadvantages: the conversion between resistance to compression test and the anti test of rolling over needs the staff to dismantle the adjustment with the resistance to compression clamp plate manually, and manual operation action is slow, reduces work efficiency to dismantle the installation many times and cause the not hard up of resistance to compression clamp plate and the anti clamp plate junction easily, reduce life.
Disclosure of Invention
Objects of the invention
The invention provides a concrete bending and compression integrated testing machine, which is simple to operate and convenient to adjust and can improve the detection efficiency.
(II) technical scheme
In order to solve the problems, the invention provides a concrete bending and compression integrated testing machine which comprises an installation table, a first adjusting mechanism, a second hydraulic cylinder, a pressing table, a second adjusting mechanism, a sample pad column, an infrared emitter and an infrared receiver, wherein the installation table is arranged on the installation table;
the top end of the mounting table is provided with a first adjusting mechanism, the first adjusting mechanism comprises a first driving mechanism, a first screw rod, a moving seat and a detecting mechanism, the first driving mechanism is connected with the top end of the mounting table, the first screw rod is rotationally connected with an inner cavity at the top end of the mounting table, one end of the first screw rod is in transmission connection with the output end of the first driving mechanism, the moving seat is in threaded sleeve connection with the outer wall of the first screw rod, the top end of the moving seat is in sliding connection with the inner cavity at the top end of the mounting table, and the detecting mechanism is connected with the bottom end of the moving seat; the detection mechanism comprises a T-shaped connecting frame and first hydraulic cylinders, the top end of the T-shaped connecting frame is connected with the moving seat, two groups of first hydraulic cylinders are symmetrically arranged on the left side and the right side of the bottom end of the T-shaped connecting frame, and the output ends of the two groups of first hydraulic cylinders are respectively provided with an anti-bending pressure head and an upper pressure plate; the infrared emitter is connected with the middle part of the bottom end of the T-shaped connecting frame;
the bottom middle part of mount table is connected to the second pneumatic cylinder, and the output of second pneumatic cylinder is connected to the platform of pushing down, and second adjustment mechanism sets up in the inside of platform of pushing down, and infrared receiver is provided with two sets ofly, and two sets of infrared receiver symmetry are installed in the left and right sides wall of platform of pushing down, and the sample pad post is provided with two sets ofly, and two sets of sample pad post symmetric distribution are on second adjustment mechanism's top, and the top of the platform is pushed down in the top sliding connection of two sets of sample pad posts.
Preferably, a protective cover is arranged outside the mounting table, and a door body is arranged at the front end of the protective cover.
Preferably, the output end of the first driving mechanism is connected with a belt pulley, one end of the first screw is connected with another group of belt pulleys, and the outer side walls of the two groups of belt pulleys are sleeved with belts in a matching manner.
Preferably, the second coupling mechanism includes the X-shaped connecting rod, movable plate and second actuating mechanism, the X-shaped connecting rod is provided with two sets ofly and both sides around the bottom of pushing down the platform of symmetric distribution, four corners of X-shaped connecting rod all articulate there is articulated seat, movable plate sliding connection pushes down the inner wall of platform, two sets of articulated seats about the X-shaped connecting rod left end respectively with the bottom of pushing down the platform, the bottom of movable plate is connected, two sets of articulated seats about the X-shaped connecting rod right-hand member respectively with the bottom of pushing down the platform, the bottom sliding connection of movable plate, the bottom of two sets of X-shaped connecting rods is connected to the second actuating mechanism.
Preferably, the second actuating mechanism includes second servo motor, the second screw rod, and spliced pole, and a lateral wall of platform is pushed down in the connection of second servo motor, and the output of second servo motor is connected in the transmission of one end of second screw rod, and the other end of second screw rod rotates and connects the bearing frame, and the bottom of platform is pushed down in the connection of the bottom of bearing frame, and the spliced pole screw thread cup joints the second screw rod, and both ends are connected with the articulated seat of right-hand member bottom in the two sets of X shape connecting rods around respectively around the spliced pole.
Preferably, two sets of first limiting slide rails are symmetrically arranged on the inner walls of the left side and the right side of the pressing table, the end faces of the left side and the right side of the movable plate are both connected with slide blocks, and the slide blocks are in sliding connection with the first limiting slide rails.
Preferably, the bottom of the movable plate and the bottom of the pressing table are both provided with a second limiting slide rail, the cross section of the second limiting slide rail is T-shaped, and the second limiting slide rail is in sliding connection with the upper and lower groups of hinged seats at the right end of the X-shaped connecting rod.
Compared with the prior art, the technical scheme of the invention has the following beneficial technical effects: the safety is improved conveniently through the arrangement of the protective cover, concrete hard blocks or particles are prevented from being splashed onto workers, and the safety is improved; through the arrangement of the first adjusting mechanism and the detecting mechanism, the anti-bending pressure head or the upper pressure plate can be conveniently and quickly adjusted to a proper position, and the anti-bending pressure head or the upper pressure plate is matched with the sample cushion column or the lower pressure table to carry out anti-bending test or anti-compression test; the setting through second adjustment mechanism is convenient for the rapid adjustment sample pad post and the operating condition who pushes down the platform, and then adapts to required detection, easy operation, and the adjustment is quick, promotes detection efficiency.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the connection between the first adjusting mechanism and the detecting mechanism according to the present invention;
FIG. 3 is a schematic view of a second adjusting mechanism of the present invention connected to a pressing table;
FIG. 4 is a schematic view of a connection manner between the second driving mechanism and the pressing table according to the present invention.
Reference numerals: 1. an installation table; 101. a protective cover; 2. a first drive mechanism; 201. a first screw; 202. A movable seat; 3. a T-shaped connecting frame; 301. a first hydraulic cylinder; 302. an anti-fracture pressure head; 303. an upper platen; 4. a second hydraulic cylinder; 401. pressing down the platform; 5. a sample pad post; 6. an X-shaped connecting rod; 601. moving the plate; 602. connecting columns; 603. a second screw; 604. a second servo motor; 605. a first limiting slide rail; 7. An infrared emitter; 701. an infrared receiver.
Detailed Description
Example one
As shown in fig. 1-4, the concrete bending and compression resistance integrated testing machine provided by the present invention comprises an installation table 1, a first adjusting mechanism, a second hydraulic cylinder 4, a pressing table 401, a second adjusting mechanism, a sample pad column 5, an infrared emitter 7 and an infrared receiver 701;
as shown in fig. 1 and 2, a first adjusting mechanism is arranged at the top end of the mounting table 1, a protective cover 101 is arranged outside the mounting table 1, and a door body is arranged at the front end of the protective cover 101; the mounting table 1 is provided with a control table which is convenient for operating electrical equipment in the device, the first adjusting mechanism comprises a first driving mechanism 2, a first screw rod 201, a moving seat 202 and a detecting mechanism, the first driving mechanism 2 is connected with the top end of the mounting table 1, the first screw rod 201 is rotatably connected with an inner cavity at the top end of the mounting table 1, one end of the first screw rod 201 is in transmission connection with an output end of the first driving mechanism 2, the output end of the first driving mechanism 2 is connected with a belt pulley, one end of the first screw rod 201 is connected with another group of belt pulleys, and outer side walls of the two groups of belt pulleys are sleeved with belts in a matching manner; the movable base 202 is in threaded sleeve connection with the outer wall of the first screw rod 201, the top end of the movable base 202 is in sliding connection with the inner cavity at the top end of the mounting table 1, and the detection mechanism is connected with the bottom end of the movable base 202; the detection mechanism comprises a T-shaped connecting frame 3 and first hydraulic cylinders 301, the top end of the T-shaped connecting frame 3 is connected with the moving seat 202, two groups of first hydraulic cylinders 301 are symmetrically arranged on the left side and the right side of the bottom end of the T-shaped connecting frame 3, and the output ends of the two groups of first hydraulic cylinders 301 are respectively provided with an anti-bending pressure head 302 and an upper pressure plate 303; the infrared emitter 7 is connected with the middle part of the bottom end of the T-shaped connecting frame 3, the first driving mechanism 2 is started to drive the first screw 201 through the transmission mechanism, the movable base 202 moves leftwards or rightwards along the top end of the mounting table 1, the detection mechanism is further conveniently driven to move leftwards and rightwards to be adjusted until the upper pressing disc 303 or the anti-bending pressing head 302 moves to a proper position to be detected, and the adjustment is fast;
as shown in fig. 2, the second hydraulic cylinder 4 is connected to the middle of the bottom end of the mounting table 1, the lower pressing table 401 is connected to the output end of the second hydraulic cylinder 4, the second adjusting mechanism is disposed inside the lower pressing table 401, two sets of infrared receivers 701 are disposed, two sets of infrared receivers 701 are symmetrically disposed on the left and right side walls of the lower pressing table 401, two sets of sample pad columns 5 are disposed, two sets of sample pad columns 5 are symmetrically disposed on the top end of the second adjusting mechanism, the top ends of two sets of sample pad columns 5 are slidably connected to the top end of the lower pressing table 401, when two sets of sample pad columns 5 move to the outside of the top end of the lower pressing table 401, a concrete sample can be placed on the sample pad column 5, the anti-bending pressure head 302 is started to perform anti-bending test on the sample pad column, the output end of the second hydraulic cylinder 4 rises to drive the lower pressing table 401, and further drive the second detecting mechanism to move upwards to cooperate with the first hydraulic cylinder 301 for detection, the accuracy of the left and right movement positions of the detection mechanism can be improved by the arrangement of the infrared emitter 7 and the infrared receiver 701, signals sent by the infrared emitter 7 are received by one of the infrared receivers 701, the corresponding anti-bending pressure head 302 or the upper pressing plate 303 can be confirmed to move to a set position, the anti-bending pressure head 302 or the upper pressing plate 303 in the detection mechanism can be conveniently and quickly moved to the top of the lower pressing table 401 to perform anti-bending test or anti-pressing test, and the working efficiency is improved.
In the embodiment, the safety is improved conveniently by arranging the protective cover 101, so that hard concrete blocks or particles are prevented from being splashed onto workers, and the safety is improved; through the arrangement of the first adjusting mechanism and the detecting mechanism, the anti-bending pressure head 302 or the upper pressure plate 303 can be conveniently and quickly adjusted to a proper position to be matched with the sample pad column 5 or the lower pressure table 401 for anti-bending test or anti-compression test; setting up through second adjustment mechanism is convenient for the operating condition of quick adjustment sample pad post 5 and push down platform 401, and then adapts to required detection, easy operation, and the adjustment is quick, promotes detection efficiency.
Example two
As shown in fig. 3 and 4, compared with the first embodiment, the second connecting mechanism includes an X-shaped connecting rod 6, a moving plate 601 and a second driving mechanism, the X-shaped connecting rod 6 is provided with two groups and symmetrically distributed on the front side and the rear side of the bottom end of the lower pressing table 401, four corners of the X-shaped connecting rod 6 are hinged with hinged seats, the moving plate 601 is slidably connected with the inner wall of the lower pressing table 401, two groups of first limiting slide rails 605 are symmetrically installed on the inner walls of the left side and the right side of the lower pressing table 401, the end faces of the left side and the right side of the moving plate 601 are connected with sliders, and the sliders are slidably connected with the first limiting slide rails 605; the upper and lower groups of hinged seats at the left end of the X-shaped connecting rod 6 are respectively connected with the bottom end of the lower pressing table 401 and the bottom end of the movable plate 601, the upper and lower groups of hinged seats at the right end of the X-shaped connecting rod 6 are respectively connected with the bottom end of the lower pressing table 401 and the bottom end of the movable plate 601 in a sliding manner, the bottom end of the movable plate 601 and the bottom end of the lower pressing table 401 are both provided with a second limiting slide rail, the cross section of the second limiting slide rail is T-shaped, and the second limiting slide rail is connected with the upper and lower groups of hinged seats at the right end of the X-shaped connecting rod 6 in a sliding manner; the bottom of two sets of X-shaped connecting rods 6 is connected to the second actuating mechanism, the second actuating mechanism includes second servo motor 604, second screw 603, and spliced pole 602, a lateral wall of platform 401 is pushed down in the connection of second servo motor 604, the output of second servo motor 604 is connected in the transmission of the one end of second screw 603, the other end of second screw 603 rotates and connects the bearing frame, the bottom of platform 401 is pushed down in the connection of the bottom of bearing frame, spliced pole 602 threaded sleeve joint second screw 603, the front and back both ends of spliced pole 602 are connected with the articulated seat of right-hand member bottom in the front and back two sets of X-shaped connecting rods 6 respectively.
In this embodiment, in operation, start through second servo motor 604 and drive second screw 603 and rotate, and then spliced pole 602 moves along second screw 603 left or right under the effect of front and back two sets of articulated seats and the spacing slide rail of second, and then drive the X-shaped connecting rod 6 and rise or reduce, finally drive two sets of sample pad posts 5 along pushing down platform 401 upward movement be convenient for with the cooperation of anti-folding pressure head 302, carry out the anti-folding test to the concrete detection article of placing on two sets of sample pad posts 5, drive two sets of sample pad posts 5 and withdraw in pushing down platform 401 and the top end face of sample pad post 5 is parallel with the top end face of pushing down platform 401, be convenient for cooperate with last pressure disk 303 and carry out the anti-folding test to the concrete detection article of placing at pushing down platform 401 top.
In this embodiment, be convenient for through setting up of second coupling mechanism carry out quick adjustment with the required push down platform 401 of resistance to compression test and anti test and sample pad post 5, avoid artifical manual adjustment, improved detection efficiency.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (7)
1. A concrete bending and compression integrated testing machine is characterized by comprising an installation table (1), a first adjusting mechanism, a second hydraulic cylinder (4), a pressing table (401), a second adjusting mechanism, a sample pad column (5), an infrared emitter (7) and an infrared receiver (701);
the top end of the mounting table (1) is provided with a first adjusting mechanism, the first adjusting mechanism comprises a first driving mechanism (2), a first screw rod (201), a movable seat (202) and a detection mechanism, the first driving mechanism (2) is connected with the top end of the mounting table (1), the first screw rod (201) is rotatably connected with an inner cavity at the top end of the mounting table (1), one end of the first screw rod (201) is in transmission connection with the output end of the first driving mechanism (2), the movable seat (202) is in threaded sleeve connection with the outer wall of the first screw rod (201), the top end of the movable seat (202) is in sliding connection with the inner cavity at the top end of the mounting table (1), and the detection mechanism is connected with the bottom end of the movable seat (202); the detection mechanism comprises a T-shaped connecting frame (3) and first hydraulic cylinders (301), the top end of the T-shaped connecting frame (3) is connected with the moving seat (202), two groups of first hydraulic cylinders (301) are symmetrically arranged on the left side and the right side of the bottom end of the T-shaped connecting frame (3), and the output ends of the two groups of first hydraulic cylinders (301) are respectively provided with an anti-bending pressure head (302) and an upper pressure plate (303); the infrared emitter (7) is connected with the middle part of the bottom end of the T-shaped connecting frame (3);
the bottom middle part of mount table (1) is connected in second pneumatic cylinder (4), the output of second pneumatic cylinder (4) is connected in platform (401) of pushing down, second adjustment mechanism sets up the inside of platform (401) of pushing down, infrared receiver (701) are provided with two sets ofly, the left and right sides wall of platform (401) of pushing down is installed to two sets of infrared receiver (701) symmetry, sample pad post (5) are provided with two sets ofly, two sets of sample pad post (5) symmetric distribution are on the top of second adjustment mechanism, the top sliding connection of two sets of sample pad posts (5) pushes down the top of platform (401).
2. The concrete bending and compression integrated testing machine according to claim 1, wherein a protective cover (101) is arranged outside the mounting table (1), and a door body is arranged at the front end of the protective cover (101).
3. The concrete bending and compression integrated testing machine according to claim 1, wherein the output end of the first driving mechanism (2) is connected with a belt pulley, one end of the first screw (201) is connected with another group of belt pulleys, and the outer side walls of the two groups of belt pulleys are sleeved with a belt in a matching manner.
4. The concrete bending and compression integrated testing machine according to claim 1, wherein the second connecting mechanism comprises two sets of X-shaped connecting rods (6), a moving plate (601) and a second driving mechanism, the two sets of X-shaped connecting rods (6) are symmetrically distributed on the front side and the rear side of the bottom end of the pressing table (401), four corners of the X-shaped connecting rods (6) are hinged with hinged seats, the moving plate (601) is slidably connected with the inner wall of the pressing table (401), the upper and lower sets of hinged seats on the left end of the X-shaped connecting rods (6) are respectively connected with the bottom end of the pressing table (401) and the bottom end of the moving plate (601), the upper and lower sets of hinged seats on the right end of the X-shaped connecting rods (6) are respectively slidably connected with the bottom end of the pressing table (401) and the bottom end of the moving plate (601), and the second driving mechanism is connected with the bottom ends of the two sets of the X-shaped connecting rods (6).
5. The concrete bending and compression integrated testing machine according to claim 4, wherein the second driving mechanism comprises a second servo motor (604), a second screw rod (603) and a connecting column (602), the second servo motor (604) is connected with one side wall of the lower pressing table (401), one end of the second screw rod (603) is in transmission connection with the output end of the second servo motor (604), the other end of the second screw rod (603) is rotatably connected with the bearing seat, the bottom end of the bearing seat is connected with the bottom end of the lower pressing table (401), the connecting column (602) is in threaded connection with the second screw rod (603), and the front end and the rear end of the connecting column (602) are respectively connected with the hinged seats at the bottoms of the front and rear X-shaped connecting rods (6).
6. The concrete bending and compression integrated testing machine as claimed in claim 1 or 4, wherein two sets of first limiting slide rails (605) are symmetrically installed on the inner walls of the left side and the right side of the lower pressing table (401), and slide blocks are connected to the end surfaces of the left side and the right side of the moving plate (601) and are connected with the first limiting slide rails (605) in a sliding manner.
7. The concrete bending and compression integrated testing machine as claimed in claim 1 or 4, wherein the bottom end of the moving plate (601) and the bottom end of the lower pressing table (401) are both provided with a second limiting slide rail, the cross section of the second limiting slide rail is T-shaped, and the second limiting slide rail is connected with the upper and lower groups of hinged seats at the right end of the X-shaped connecting rod (6) in a sliding manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210756162.2A CN115078110A (en) | 2022-06-30 | 2022-06-30 | Concrete bending and compression integrated testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210756162.2A CN115078110A (en) | 2022-06-30 | 2022-06-30 | Concrete bending and compression integrated testing machine |
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| Publication Number | Publication Date |
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| CN115078110A true CN115078110A (en) | 2022-09-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210756162.2A Pending CN115078110A (en) | 2022-06-30 | 2022-06-30 | Concrete bending and compression integrated testing machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115372163A (en) * | 2022-10-25 | 2022-11-22 | 张家港江苏科技大学产业技术研究院 | Concrete compressive resistance test equipment |
-
2022
- 2022-06-30 CN CN202210756162.2A patent/CN115078110A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115372163A (en) * | 2022-10-25 | 2022-11-22 | 张家港江苏科技大学产业技术研究院 | Concrete compressive resistance test equipment |
| CN115372163B (en) * | 2022-10-25 | 2022-12-30 | 张家港江苏科技大学产业技术研究院 | Concrete compressive resistance test equipment |
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