Alloy fluidity detection device capable of automatically leveling

Abstract

The utility model discloses an alloy flowability detection device capable of automatically leveling, relates to the technical field of alloy performance detection, and aims to solve the problem that the existing alloy flowability detection device cannot realize accurate leveling. The alloy flowability detection device comprises a working table, a sand box is arranged on the upper surface of the working table, and the sand box is arranged on the lower surface of the working table; a spiral cavity is formed in the sand box, three sets of lifting devices are arranged in the workbench and distributed in a triangular shape, and lifting rods of the lifting devices extend out of the bottom face of the workbench.

Description

TECHNICAL FIELD

[0001] The utility model relates to alloy performance detection's technical field, specifically related to a kind of alloy fluidity detection device of automatic leveling. BACKGROUND

[0002] The fluidity of alloy determines the filling ability when alloy is cast, the better the fluidity of alloy, the stronger its filling ability, easy to obtain complete shape, profile cleanings castings, beneficial to cast thin-walled or complex shape castings, and gas, non-metallic inclusions in alloy liquid easily float and exclude, also easy to shrink during alloy condensation.

[0003] Since the fluidity of alloy directly affects the formability of casting, the fluidity of alloy liquid needs to be detected before casting, the common fluidity detection methods at home and abroad include spiral type determination method, radiation type determination method and complex groove type determination method, wherein spiral type determination method is widely used, which uses sand box to build spiral cavity, and then pours alloy liquid from the center of cavity to the inside, alloy liquid flows along the spiral cavity, and gradually cools and solidifies during the flowing process, and the spiral length of sample casting is detected after it is completely solidified into casting, which is the flow length of sample casting, and the fluidity of alloy can be determined by combining with corresponding pouring temperature.

[0004] However, when spiral type determination method is used to detect the fluidity of alloy, the spiral cavity needs to be kept in horizontal state, so the sand box needs to be leveled before detection, and the leveling of sand box in prior art is only placed on a relatively horizontal working surface, without specific leveling structure, so accurate leveling of sand box cannot be realized, which affects the detection of alloy fluidity. UTILITY MODEL CONTENTS

[0005] To solve the above problems, i.e. the existing alloy fluidity detection device cannot realize accurate leveling, the utility model provides an alloy fluidity detection device capable of automatic leveling, which comprises a workbench, a sand box is arranged on the upper surface of the workbench, a spiral cavity is arranged in the sand box, three sets of lifting devices are arranged in the workbench, the three sets of lifting devices are arranged in a triangular shape, and the lifting rods of the lifting devices are arranged to extend out of the bottom surface of the workbench.

[0006] By adopting the above technical scheme, the lifting rods of the lifting devices extend out of the bottom surface of the workbench to support the workbench, when the device is located on a non-horizontal ground surface, the workbench can be leveled by adjusting the extension lengths of the three lifting rods, so that the sand box arranged on the upper surface of the workbench can always be in a horizontal state, accurate leveling of the sand box is realized, and the data of alloy fluidity detection is more accurate.

[0007] The utility model discloses further provide: the lifting rod is connected with drive arrangement through worm and gear, drive arrangement sets up in the inside of work table.

[0008] Through adopting above technical scheme, the cooperation of drive arrangement and worm and gear can realize the purpose of driving the lifting rod to move up and down.

[0009] The utility model discloses further provide: the lifting rod is connected with the probe plate, the probe plate is perpendicular to the lifting rod and sets up, three pieces of vertical board are provided in the work table to correspond three lifting rods, the vertical board is parallel to the lifting rod and sets up, and the vertical board is installed with the limit switch that cooperates with the probe plate, to be used for the movement of the lifting rod is positioned.

[0010] Through adopting above technical scheme, the probe plate can move along with the up and down movement of the lifting plate, and then cooperate with the limit switch, can realize the purpose of limiting the displacement of the lifting rod, make it move in proper range, avoid the phenomenon of lifting rod to slip.

[0011] The utility model discloses further provide: the vertical board is along its length direction and is set up with the slide groove, and the limit switch is slidably connected in the slide groove.

[0012] Through adopting above technical scheme, the limit switch is moved along the slide groove, can change the moving range of the lifting rod, and then make the adaptability of the device stronger, can satisfy the leveling work under a variety of different working environments.

[0013] The utility model discloses further provide: the inside installation of work table has the inclination sensor, the inclination sensor sets up at the top of work table, and sets up at the center position of the top of work table.

[0014] Through adopting above technical scheme, the inclination sensor can more accurately determine the inclination angle of work table, and then level it, further make the leveling of work table more accurate.

[0015] The utility model discloses further provide: the lifting rod is connected with the base at one end of the work table.

[0016] Through adopting above technical scheme, the base can increase the contact area with the ground, and then when the lifting rod supports, the work table can be more stable.

[0017] The utility model discloses further provide: the bottom surface of work table is installed with four universal wheels.

[0018] Through adopting above technical scheme, the universal wheel can satisfy the purpose of driving the work table to move, so that the work table can be more convenient to transport.

[0019] The utility model discloses the beneficial effect is:

[0020] Through the cooperation of the inclination sensor and three sets of lifting devices, the leveling of the workbench can be realized, and the leveling is more accurate, and the alloy fluidity detection is more accurate. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 The utility model discloses the main view of the inside of workbench.

[0022] Figure 2 The utility model discloses the left view of the inside of workbench.

[0023] Figure 3 The utility model discloses the plan view of the inside of workbench.

[0024] Figure 4 The utility model discloses the main view of the utility model.

[0025] Figure 5 The utility model discloses the electric control flow chart in the utility model.

[0026] Figure 6 The utility model discloses the structural diagram of single helical rib.

[0027] Figure 7 The utility model discloses the structural diagram of three helical ribs.

[0028] Reference signs: 1, workbench;11, sand box;111, helical cavity;1111, sprue cup;112, helical rib;1121, mark point;12, universal wheel;2, lifting device;21, lifting rod;211, base;212, probe plate;22, transmission box;23, driving device;3, vertical board;31, sliding slot;32, limit switch;4, inclination sensor;5, PLC programming controller. DETAILED DESCRIPTION

[0029] The preferred embodiments of the utility model are described below with reference to the drawings. Those skilled in the art should understand that these embodiments are only used to explain the technical principles of the utility model, and are not intended to limit the protection scope of the utility model.

[0030] The utility model provides a kind of alloy fluidity detection device of automatic leveling, including workbench 1, workbench 1 is the box of rectangle, sand box 11 is placed on the upper surface of workbench 1, the bottom of sand box 11 is provided with spiral rib 112, the upper surface of spiral rib 112 is provided with several mark points 1121 equidistantly, mark point 1121 is projected to be set, to facilitate reading gradually the flow length in later period.Sand is installed in sand box 11, and the molding of sand and spiral rib 112 jointly constitute spiral cavity 111, spiral cavity 111 is communicated with pouring cup 1111, to be used to pour alloy liquid in spiral cavity 111.

[0031] It should be noted that spiral rib 112 can be provided with three, three spiral ribs 112 concentrically arranged, so that three concentric spiral ribs can be formed in sand box 11, and three spiral cavities 111 are communicated with a pouring cup 1111 at the center to meet the purpose of pouring alloy liquid into three spiral cavities 111 at the same time, so that the average value of the flow length of three castings can be taken when reading the flow length of alloy liquid, and the detection value can be more accurate.

[0032] Three groups of lifting devices 2 are arranged in the inside of workbench 1, and the three groups of lifting devices are arranged in an isosceles triangle shape, the lifting device 2 comprises a lifting rod 21, the lifting rod 21 is a lead screw, the lifting rod 21 is vertically arranged, the bottom end of the lifting rod 21 extends out of the workbench 1, a circular base 211 is welded to one end of the lifting rod 21 extending out of the workbench 1, the base 211 can increase the contact area with the ground, so that the workbench 1 can be more stable when the lifting rod 21 is supported.

[0033] Three transmission boxes 22 are arranged in the inside of workbench 1 corresponding to three lifting rods 21, the transmission box 22 is fixed to the bottom surface of the workbench 1 by bolts, the lifting rod 21 is arranged in the transmission box 22 and is connected by transmission and sliding movement, a matching worm and gear is arranged in the transmission box 22, the lifting rod 21 is connected with a driving device 23 by the worm and gear, the driving device 23 is a motor, the driving device 23 can drive the lifting rod 21 to move up and down by the transmission of the worm and gear, so as to realize the lifting function of the lifting rod 21.

[0034] The side wall of the lifting rod 21 is welded with a probe plate 212, the probe plate 212 is perpendicular to the lifting rod 21, two probe plates 212 are welded on each lifting rod 21, and the two probe plates 212 are equidistantly arranged; three vertical plates 3 are arranged in the workbench 1 corresponding to the three lifting rods 21, the vertical plates 3 are parallel to the lifting rods 21, the lower end of the vertical plate 3 is connected to the bottom surface of the workbench 1 through a bolt, two parallel sliding grooves 31 are formed in the side surface of the vertical plate 3, the sliding grooves 31 are parallel to the long side of the vertical plate 3, and a limit switch 32 is slidably connected in the two sliding grooves 31, the model of the limit switch 32 is YBLX-ME / 8107, two limit switches 32 are installed on each vertical plate 3, the limit switch 32 is connected with a jackscrew, when the limit switch 32 needs to be fixed, the jackscrew can be tightened to fix the limit switch 32 relative to the sliding groove 31. The two probe plates 212 on the lifting rod 21 are arranged between the two limit switches 32 on the corresponding vertical plate 3, and in the process of moving up and down driven by the lifting rod 21, the probe plate 212 can abut against the contact of the limit switch 32, so as to trigger the limit switch 32.

[0035] Through the cooperation of the limit switch 32 and the probe plate 212, the moving range of the lifting rod 21 can be limited, and the phenomenon of the lifting rod 21 slipping off can be avoided. Moving the limit switch 32 along the sliding groove 31 can change the moving range of the lifting rod 21, so that the adaptability of the device is stronger, and the leveling work in various working environments can be met.

[0036] The workbench 1 is internally provided with an inclination sensor 4, the inclination sensor 4 is a double-axis sensor with a model of SSA00XXH2-V005TG, the inclination sensor 4 is installed on the top of the workbench 1 and located at the center of the top of the workbench 1, so as to detect the levelness of the workbench 1.

[0037] The bottom surface of the workbench 1 is provided with four universal wheels 12, so as to drive the workbench 1 to move, when the workbench 1 needs to move, the lifting rod 21 drives the base 211 to move upwards, so that the base 211 is away from the ground and does not contact with the bottom surface, at this time, the universal wheel 12 contacts with the ground and supports the workbench 1. When alloy fluidity detection is to be performed, the lifting rod 21 drives the base 211 to move downwards, so that the base 211 supports on the ground and supports the workbench 1 upwards, at this time, the universal wheel 12 is away from the ground and does not contact with the ground, and the lifting rod 21 supports.

[0038] It needs to be explained that the output end of the limit switch 32 and the inclination sensor 4 is electrically connected with the PLC programming controller 5, the output end of the PLC programming controller 5 is electrically connected with three driving devices 23, when the workbench 1 appears to be inclined, the inclination sensor 4 will output an electric frequency signal to the PLC programming controller 5, the PLC programming controller 5 will output a control signal to the driving device 23 based on the electric frequency signal output by the inclination sensor 4, so as to control the driving device 23 to drive the lifting rod 21 to move up and down, so as to level the workbench 1, when the probe plate 212 touches the contact of the limit switch 32, the limit switch 32 will output an electric frequency signal to the PLC programming controller 5, and the PLC programming controller will output a control signal to the driving device 23 based on the electric frequency signal of the limit switch 32, so as to control the driving device 23 to stop driving.

[0039] In summary, the utility model discloses a cooperation of inclination sensor 4 and three groups of lifting devices 2 can realize the leveling purpose of workbench 1, and leveling is more accurate, further make alloy fluidity detection more accurate.

[0040] Although the utility model has been described with reference to the preferred embodiments, various improvements can be made and the components therein can be replaced with equivalents without departing from the scope of the utility model, especially, as long as there is no structural conflict, the technical features mentioned in each embodiment can be combined in any way. The utility model is not limited to the specific embodiments disclosed in the text, but includes all technical solutions falling within the scope of the claims.

[0041] In the description of the utility model, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and other terms indicating direction or positional relationship are based on the direction or positional relationship shown in the drawings, which is only for the convenience of description, and is not indicative or suggestive of the device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", "third" are for descriptive purposes only and cannot be understood as indicative or suggestive of relative importance.

[0042] In addition, it also needs to be explained that, in the description of the utility model, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting" should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or indirectly connected through an intermediate medium, it can be the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0043] The term "comprising" or any other similar word is intended to encompass the inclusion of one or more elements, steps, or components, but not to the exclusion of any other elements, steps, or components. The term "comprising" therefore indicates that the inclusion of one or more elements, steps, or components is not a limitation on the meaning of "comprising."

[0044] Thus far, the technical solutions of the present application have been described in conjunction with the preferred embodiments shown in the drawings, but those skilled in the art will readily understand that the scope of protection of the present application is obviously not limited to these specific embodiments. Those skilled in the art can make equivalent changes or replacements to the relevant technical features without deviating from the principles of the present application, and the technical solutions after these changes or replacements will all fall within the scope of protection of the present application.

Claims

1. An alloy fluidity detection device capable of automatic leveling, comprising a workbench (1), a sand box (11) is arranged on the upper surface of the workbench (1), a spiral cavity (111) is arranged in the sand box (11), characterized in that: The inside of the workbench (1) is provided with three groups of lifting devices (2), the three groups of lifting devices (2) are arranged in a triangular shape, and lifting rods (21) of the lifting devices (2) are arranged to extend out of the bottom surface of the workbench (1).

2. The self-leveling alloy fluidity detection device of claim 1, wherein: The lifting rod (21) is connected with a driving device (23) through a worm gear, and the driving device (23) is arranged inside the workbench (1).

3. The self-leveling alloy fluidity detection device of claim 1, wherein: A probe plate (212) is connected to the lifting rod (21), the probe plate (212) is arranged perpendicularly to the lifting rod (21), three vertical plates (3) corresponding to the three lifting rods (21) are arranged in the workbench (1), the vertical plates (3) are arranged parallel to the lifting rods (21), and a limit switch (32) matched with the probe plate (212) is mounted on the vertical plates (3) to limit the movement of the lifting rod (21).

4. The self-leveling alloy fluidity detection device of claim 3, wherein: A sliding groove (31) is formed in the vertical plate (3) along the length direction of the vertical plate (3), and the limit switch (32) is slidingly connected in the sliding groove (31).

5. The self-leveling alloy fluidity detection device of claim 1, wherein: An inclination sensor (4) is mounted in the inside of the workbench (1), the inclination sensor (4) is arranged on the top of the workbench (1) and at the center position of the top of the workbench (1).

6. The self-leveling alloy fluidity detection device of claim 1, wherein: A base (211) is connected to one end of the lifting rod (21) extending out of the workbench (1).

7. The self-leveling alloy fluidity detection device of claim 1, wherein: Four universal wheels (12) are mounted on the bottom surface of the workbench (1).

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