Device for measuring quality and height of cylindrical test piece

Abstract

The utility model discloses a device for measuring the quality and height of a cylindrical test piece, which belongs to the technical field of detection equipment and comprises a leveling base, an electronic balance and a height measuring component, the electronic balance and the height measuring component are arranged on the leveling base, and the height measuring component comprises a pull wire sensor, a slide rail and a fixing rod arranged on the leveling base. The top of the fixing rod is provided with a supporting plate, the stay wire sensor is arranged on the supporting plate, one side of the sliding rail is provided with a sliding seat in sliding fit with the fixing rod, the end of the sliding rail horizontally extends to the position above the electronic balance, the sliding rail is provided with a connecting piece aligned to the stay wire sensor, and the connecting piece is used for fixing a stay wire of the stay wire sensor. The sliding rail is slidably sleeved with a first sliding sleeve, the bottom of the first sliding sleeve is provided with a contact block used for abutting against the top of the cylindrical test piece, and the contact block is flush with the bottom face of the connecting piece. According to the utility model, weighing and height measurement are combined, the electronic balance is used for weighing, the stay wire sensor is used for measuring height, and the convenience and precision of measurement are improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of detection equipment, and particularly relates to a device for measuring the mass and height of a cylindrical test piece. Background Art

[0002] Asphalt pavement is a seamless pavement with the characteristics of high flatness, low vibration, comfortable driving and convenient maintenance. Cement-stabilized gravel base has the advantages of high strength, good resistance to water damage, erosion and frost resistance. Therefore, the pavement structure of asphalt surface layer combined with cement-stabilized gravel base is widely used in the design and construction of highways in my country. Among them, measuring the height of asphalt mixture and inorganic binder specimens or core samples and weighing their mass are necessary items for mix design, pavement construction quality control and construction acceptance. Generally, the test piece is made into a cylindrical shape, and then the height and mass of the test piece are measured respectively by vernier calipers and weighing equipment. The measurement efficiency and measurement accuracy are low. Utility Model Content

[0003] The utility model aims to provide a device for measuring the mass and height of a cylindrical test piece, aiming to solve the problems existing in the prior art in the above-mentioned background technology.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0005] A device for measuring the mass and height of a cylindrical specimen, comprising a leveling base, an electronic balance and a height measuring component arranged on the leveling base, the height measuring component comprising a wire sensor, a slide rail, and a fixed rod arranged on the leveling base, a support plate is provided on the top of the fixed rod, the wire sensor is arranged on the support plate, a slide seat slidably matched with the fixed rod is provided on one side of the slide rail, the end of the slide rail extends horizontally to the top of the electronic balance, the slide rail is provided with a connecting piece aligned with the wire sensor, the connecting piece is used to fix the wire of the wire sensor, the slide rail is slidably sleeved with a first sleeve, the bottom of the first sleeve is provided with a contact block for abutting the top of the cylindrical specimen, and the contact block is flush with the bottom surface of the connecting piece.

[0006] Furthermore, a spring is sleeved on the fixing rod between the leveling base and the slide, a limiting slide is provided on the fixing rod above the slide, the limiting slide is slidably matched with the fixing rod, and the limiting slide is provided with a limiting bolt for fixing its position.

[0007] Furthermore, a sliding rod is vertically passed through the support plate, the sliding rod is parallel to the fixed rod, the bottom end of the sliding rod extends to the bottom of the fixed rod, and the sliding rail is provided with a second sliding sleeve, which is slidably connected to the sliding rod.

[0008] Furthermore, a marking line is arranged upward along the position where the slide bar is flush with the top surface of the electronic balance, and the bottom of the second slide sleeve is flush with the bottom surface of the contact block.

[0009] Furthermore, a tray is arranged at the bottom of the electronic balance, a rotating shaft rotatably connected to the leveling base is arranged at the center of the bottom of the tray, a gear ring is arranged on the tray, the leveling base is provided with a motor, a gear is arranged at the output end of the motor, and the gear is meshed with the gear ring.

[0010] Furthermore, the support plate is provided with a display screen, the top of the first sliding sleeve is provided with a data collector, and the display screen is electrically connected to the electronic balance, the wire sensor and the data collector respectively.

[0011] Compared with the shortcomings and deficiencies of the prior art, the utility model has the following beneficial effects.

[0012] 1. The utility model provides a device for measuring the mass and height of a cylindrical specimen. An electronic balance and a height measuring component are combined through a leveling base. The mass of the cylindrical specimen is weighed by the electronic balance, and the height of the cylindrical specimen is measured by a wire sensor in the height measuring component. A first sliding sleeve is provided on a slide rail to facilitate adjustment of different measuring positions, which is beneficial to improving measurement efficiency and measurement accuracy. The device for measuring the mass and height of a cylindrical specimen has a simple and practical structure and is easy to operate.

[0013] 2. In the device for measuring the mass and height of the cylindrical specimen, a combined structure of a spring and a limit slide is provided, which is convenient for adjusting the height position of the slide rail; a slide rod is passed through the support plate, and the slide rail is slidably connected to the slide rod through the second slide sleeve, which is beneficial to ensuring the stability of the up and down movement of the slide rail, and at the same time, the slide rod is provided with a marking line, and the reading is read through the second slide sleeve, which is convenient for verifying the height measurement data of the cylindrical specimen; a rotating mechanism is provided between the leveling base and the electronic balance, and the first slide sleeve can slide along the slide rail and cooperate with the rotation of the tray to facilitate accurate adjustment of the height measurement position, and the data is collected by the data collector, and the display shows and records the data, which is beneficial to the accuracy of data collection. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The utility model is a schematic structural diagram of a device for measuring the mass and height of a cylindrical test piece.

[0015] Figure 2 It is a structural schematic diagram of a slide bar setting a marking line in the utility model.

[0016] Figure 3 The utility model is a structural schematic diagram of a rotating mechanism arranged between a leveling base and an electronic balance.

[0017] In the figure: 1-leveling base; 2-electronic balance; 3-height measuring component; 4-display screen; 5-fixed rod; 6-slide rail; 7-support plate; 8-slide seat; 9-first slide sleeve; 10-pull wire sensor; 11-connecting plate; 12-limit slide seat; 13-spring; 14-slide rod; 15-second slide sleeve; 16-contact block; 17-data collector; 18-limit bolt; 19-marking line; 20-tray; 21-rotating shaft; 22-gear ring; 23-motor; 24-gear. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0019] Reference Figure 1 and Figure 2 A device for measuring the mass and height of a cylindrical specimen comprises a leveling base 1, an electronic balance 2, a height measuring component 3 and a display screen 4, wherein the electronic balance 2 is arranged on the top surface of the leveling base 1 for weighing the cylindrical specimen, the electronic balance 2 is electrically connected to the display screen 4, the display screen 4 can display the weighing data of the electronic balance 2, the height measuring component 3 comprises a fixing rod 5, a supporting plate 7, a slide rail 6 and a wire sensor 10, the fixing rod 5 is vertically arranged on the top surface of the leveling base 1, the fixing rod 5 is located on one side of the electronic balance 2, the supporting plate 7 is horizontally arranged on the top of the fixing rod 5, the display screen 4 is arranged on the supporting plate 7, it is convenient for the measurement personnel to read and record the data, A slide seat 8 is provided on one side of one end of the slide rail 6, and the slide seat 8 is slidably sleeved on the fixed rod 5. The other end of the slide rail 6 extends horizontally to the top of the electronic balance 2. The slide rail 6 is sleeved with a first sleeve 9 slidably connected to it. A contact block 16 is provided at the bottom of the first sleeve 9. The pull-wire sensor 10 is arranged on the support plate 7. A connecting piece 11 is provided at the upper and lower positions of the slide rail 6 and the pull-wire sensor 10. The connecting piece 11 is used to fix the pull-wire end of the pull-wire sensor 10. The bottom surface of the connecting piece 11 is flush with the bottom surface of the contact block 16. The pull-wire sensor 10 is electrically connected to the display screen 4, and the display screen 4 can display the height of the cylindrical specimen measured by the pull-wire sensor 10.

[0020] In one embodiment, a spring 13 is sleeved on the fixing rod 5 between the leveling base 1 and the slide 8, and a limit slide 12 is provided on the fixing rod 5 above the slide 8. The limit slide 12 is provided with a limit bolt 18. By rotating the limit bolt 18, the limit slide 12 can be clamped and fixed to the fixing rod 5, or the limit slide 12 can slide up and down along the fixing rod 5. The limit bolt 18 is used to fix the position of the limit slide 12 on the fixing rod 5. The limit slide 12 cooperates with the spring 13 to adjust and fix the position of the slide rail 6, thereby controlling the contact block 16 to abut against the top surface of the cylindrical specimen, thereby accurately measuring the height of the cylindrical specimen.

[0021] In one embodiment, a slide bar 14 is passed through the vertical support plate 7, the slide bar 14 is parallel and spaced apart from the fixed rod 5, the bottom end of the slide bar 14 extends to the bottom position of the fixed rod 5, and a second slide sleeve 15 is provided on one side of the slide rail 6, which is sleeved on the slide bar 14 and slidably connected to the slide bar 14. The second slide sleeve 15 and the slide bar 14 are slidably matched, which is conducive to ensuring the stability of the movement of the slide rail 6.

[0022] The slide bar 14 is provided with a marking line 19 upwardly at a position flush with the top surface of the electronic balance 2, and the bottom of the second slide sleeve 15 is flush with the bottom surface of the contact block 16. The height of the cylindrical specimen can be measured through the second slide sleeve 15, so as to facilitate the verification of the accuracy of the cylindrical specimen height measurement data.

[0023] In one embodiment, referring to Figure 3 A rotating mechanism is provided between the leveling base 1 and the electronic balance 2. The rotating mechanism includes a tray 20. The bottom center of the tray 20 is rotatably connected to the leveling base 1 through a rotating shaft 21. A gear ring 22 is sleeved circumferentially on the edge of the tray 20. A motor 23 is provided on the leveling base 1. A gear 24 is provided at the output end of the motor 23. The gear 24 is meshed with the gear ring 22 for transmission. The motor 23 drives the tray 20 to rotate, and the cylindrical specimen is driven to rotate through the tray 20. The rotating mechanism cooperates with the slide rail 6 to facilitate multiple measurements of the height of the cylindrical specimen.

[0024] In one embodiment, a data collector 17 is provided on the top of the first sleeve 9, and the display screen 4 is a display screen 4 with storage and recording functions. The data collector 17 is electrically connected to the display screen 4. The data collector 17 slides with the first sleeve 9 to adjust the measurement position. When measuring four points in the cross direction of the circumference of the cylindrical specimen, the contact block 16 moves to the target measurement point. By pressing the data collector 17, the height position of the point can be displayed and recorded through the display screen 4, which is convenient for data collection and recording at different measurement positions, and is beneficial to improving data collection accuracy.

[0025] When the device for measuring the mass and height of a cylindrical specimen is used, the cylindrical specimen is placed on the top surface of an electronic balance 2. The electronic balance 2 weighs the cylindrical specimen and displays the weight on a display screen 4. The slide seat 8 is moved to adjust the height position of the slide rail 6 so that the contact block 16 abuts against the top surface of the cylindrical specimen. The height of the cylindrical specimen is measured by a pull-wire sensor 10. The data is collected by a data collector 17. The display screen 4 displays and records the measured height data. Meanwhile, the height measurement data can be verified by the position of the second slide sleeve 15 on the slide rod 14. By moving the first slide sleeve 9 and cooperating with the rotating tray 20, the height measurement position can be adjusted easily, which is beneficial to ensuring the accuracy of the height measurement.

[0026] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A device for measuring the mass and height of a cylindrical specimen, characterized in that: The invention comprises a leveling base (1), an electronic balance (2) and a height measuring assembly (3) arranged on the leveling base (1), wherein the height measuring assembly (3) comprises a wire sensor (10), a slide rail (6), and a fixed rod (5) arranged on the leveling base (1), wherein a support plate (7) is arranged on the top of the fixed rod (5), and the wire sensor (10) is arranged on the support plate (7), a slide rail (6) is arranged on one side thereof, and a slide seat (8) slidably matched with the fixed rod (5) is arranged, and an end of the slide rail (6) extends horizontally to the top of the electronic balance (2), the slide rail (6) is provided with a connecting piece (11) aligned with the wire sensor (10), and the connecting piece (11) is used to fix the wire of the wire sensor (10), and the slide rail (6) is slidably sleeved with a first slide sleeve (9), and a contact block (16) is arranged at the bottom of the first slide sleeve (9) for abutting against the top of a cylindrical test piece, and the contact block (16) is flush with the bottom surface of the connecting piece (11).

2. The device for measuring the mass and height of a cylindrical specimen according to claim 1, characterized in that: A spring (13) is sleeved on the fixing rod (5) between the leveling base (1) and the slide seat (8); a limiting slide seat (12) is provided on the fixing rod (5) above the slide seat (8); the limiting slide seat (12) is slidably matched with the fixing rod (5); and the limiting slide seat (12) is provided with a limiting bolt (18) for fixing its position.

3. The device for measuring the mass and height of a cylindrical specimen according to claim 1, characterized in that: The support plate (7) is vertically penetrated by a sliding rod (14), the sliding rod (14) is parallel to the fixed rod (5), the bottom end of the sliding rod (14) extends to the bottom of the fixed rod (5), and the sliding rail (6) is provided with a second sliding sleeve (15), and the second sliding sleeve (15) is slidably connected to the sliding rod (14).

4. The device for measuring the mass and height of a cylindrical specimen according to claim 3, characterized in that: The slide bar (14) is provided with a marking line (19) upwardly at a position flush with the top surface of the electronic balance (2), and the bottom of the second slide sleeve (15) is flush with the bottom surface of the contact block (16).

5. The device for measuring the mass and height of a cylindrical specimen according to claim 1, characterized in that: A tray (20) is arranged at the bottom of the electronic balance (2). A rotating shaft (21) rotatably connected to the leveling base (1) is arranged at the center of the bottom of the tray (20). A gear ring (22) is sleeved on the tray (20). The leveling base (1) is provided with a motor (23). A gear (24) is arranged at the output end of the motor (23). The gear (24) is meshed with the gear ring (22).

6. The device for measuring the mass and height of a cylindrical specimen according to any one of claims 1 to 5, characterized in that: The support plate (7) is provided with a display screen (4), the top of the first sliding sleeve (9) is provided with a data collector (17), and the display screen (4) is electrically connected to the electronic balance (2), the wire sensor (10) and the data collector (17), respectively.

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