CN216349394U

CN216349394U - Fixing device for detecting sealing performance of casting

Info

Publication number: CN216349394U
Application number: CN202121781098.0U
Authority: CN
Inventors: 李义兵
Original assignee: Suqian Huifu Machine Tool Manufacturing Co ltd
Current assignee: Suqian Huifu Machine Tool Manufacturing Co ltd
Priority date: 2021-08-02
Filing date: 2021-08-02
Publication date: 2022-04-19
Anticipated expiration: 2031-08-02

Abstract

The utility model discloses a fixing device for detecting the sealing property of a casting, which relates to the technical field of castings and aims to solve the problem that the sealing property of the casting cannot be judged because the casting is difficult to shake in a handheld mode at present and the casting is often in poor sealing, air leakage and water inlet conditions during ventilation detection. According to the utility model, the threaded rod is driven to rotate by the servo motor, so that the sliding block and the pressing rod move downwards, the pressing rod drives the clamping plate to move downwards, the casting is conveniently and quickly fixed on the supporting plate by using the clamping plate and immersed in water, whether the sealing property inside the casting meets the requirement is judged by observing and observing the condition of bubbles, and the device is simple to operate, time-saving and labor-saving.

Description

Fixing device for detecting sealing performance of casting

Technical Field

The utility model relates to the technical field of castings, in particular to a fixing device for detecting the sealing property of a casting.

Background

The casting is a metal molding object obtained by various casting methods, namely, smelted liquid metal is poured into a casting mold prepared in advance by pouring, injecting, sucking or other casting methods, and after the casting mold is cooled and subjected to subsequent processing means such as grinding and the like, the object with certain shape, size and performance is obtained.

Most of existing casting airtightness detection is performed by filling gas into the casting and placing the gas into water to observe the generation of bubbles, but the casting is placed into the water in a handheld mode at present, so that the casting is difficult to shake during ventilation detection, poor sealing, gas leakage and water inflow are often caused, the sealing performance of the casting cannot be judged, the misjudgment probability is increased, and a fixing device for detecting the sealing performance of the casting is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a fixing device for detecting the sealing property of a casting.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the fixing device for detecting the sealing property of the casting comprises a water tank with an opening at the top end, wherein a supporting plate is installed on the water tank through a lifting mechanism, a fixing column is welded at the top end of the supporting plate, and a clamping mechanism is arranged on the fixing column;

fixture installs the threaded rod including seting up the spout on the fixed column through the bearing in the spout, servo motor is installed on the top of fixed column, servo motor's output shaft is run through to be connected with the top transmission of threaded rod in the spout for one section, the slider has been cup jointed through threaded connection's mode on the threaded rod, the slider passes through sliding fit's mode and spout joint, the welding of one side of slider has the press lever, install splint through buffer gear on the press lever.

Preferably, elevating system has the connecting block including the dead lever of welding in water tank top both sides, and the connecting block has all been welded on the top of two dead levers, and first electric telescopic handle is all installed to bottom one side of two connecting blocks, and two first electric telescopic handle's bottom is connected with the top both sides of backup pad respectively.

Preferably, buffer gear includes and pegs graft the movable rod according to on the pole through sliding fit's mode, and the top of movable rod is connected with the dog, and the bottom of movable rod extends to the below of pressing the pole and with the top threaded connection of splint, and the movable rod is located to press the spring to cup joint according to the part between pole and the splint.

Preferably, the installation pole has all been welded to the outer wall both sides of water tank, and the equal symmetrical welding in bottom of two installation poles has two second electric telescopic handle, and the walking wheel is all installed to four second electric telescopic handle's bottom.

Preferably, a handle is installed on one side of the outer wall of the water tank.

Preferably, a drain valve is installed at the bottom of the outer wall of one side of the water tank.

The utility model has the beneficial effects that:

1. through the rotation of servo motor drive threaded rod for slider and press the depression bar downstream, press the depression bar and drive splint downstream, can utilize splint to fix the foundry goods in the backup pad convenient and fast.

2. Through the extension of controlling two electric telescopic handle, drive the backup pad and move down, make the stable immersion water of foundry goods then, can judge whether satisfy the requirement of the inside leakproofness of foundry goods through observing the condition of observing the bubble, easy operation, labour saving and time saving.

3. Through controlling the extension of two electric telescopic handle of second, promote walking wheel downstream, utilize the walking wheel to prop up the water tank, can promote the water tank through the handle and remove, be convenient for remove, the practicality is better.

Drawings

Fig. 1 is a schematic perspective view of a first view angle of a fixture for leak testing of a casting according to the present invention.

Fig. 2 is a schematic cross-sectional structure view of a fixing device for leak tightness detection of a casting according to the present invention.

Fig. 3 is a schematic perspective view of a second viewing angle of the fixing device for leak testing of a casting according to the present invention.

In the figure: the automatic water-saving device comprises a water tank 1, a supporting plate 2, a sliding block 3, a threaded rod 4, a fixing column 5, a servo motor 6, a stop block 7, a pressing rod 8, a spring 9, a clamping plate 10, a connecting block 11, a first electric telescopic rod 12, a fixing rod 13, an installation rod 14, a second electric telescopic rod 15, a walking wheel 16, a handle 17 and a movable rod 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, the fixing device for detecting the sealing property of the casting comprises a water tank 1 with an opening at the top end, a lifting mechanism, a clamping mechanism and a supporting plate 2, wherein the supporting plate 2 is installed on the water tank 1 through the lifting mechanism, a fixing column 5 is welded at the top end of the supporting plate 2, and the clamping mechanism is arranged on the fixing column 5;

fixture is including seting up the spout on fixed column 5, threaded rod 4, servo motor 6, press depression bar 8 and splint 10, install threaded rod 4 through the bearing in the spout, servo motor 6 is installed on the top of fixed column 5, servo motor 6's output shaft is run through to be connected with threaded rod 4's top transmission in the spout for one section, slider 3 has been cup jointed through threaded connection's mode on the threaded rod 4, slider 3 is through sliding fit's mode and spout joint, the welding of one side of slider 3 has the depression bar 8, press and install splint 10 through buffer gear on the depression bar 8.

The lifting mechanism comprises connecting blocks 11, first electric telescopic rods 12 and fixing rods 13, the two fixing rods 13 are respectively welded on two sides of the top end of the water tank 1, the connecting blocks 11 are respectively welded on the top ends of the two fixing rods 13, the first electric telescopic rods 12 are respectively installed on one side of the bottom ends of the two connecting blocks 11, the bottom ends of the two first electric telescopic rods 12 are respectively connected with two sides of the top end of the supporting plate 2, and the supporting plate 2 is driven to move downwards to enter the water tank 1 by controlling the extension of the two first electric telescopic rods 12;

the buffer mechanism comprises a stop block 7, a spring 9 and a movable rod 18, the movable rod 18 is inserted into the pressing rod 8 in a sliding fit mode, the stop block 7 is connected to the top end of the movable rod 18, the bottom end of the movable rod 18 extends to the lower portion of the pressing rod 8 and is in threaded connection with the top end of the clamping plate 10, the spring 9 is sleeved on the portion, located between the pressing rod 8 and the clamping plate 10, of the movable rod 18, when the pressing rod 8 drives the clamping plate 10 to move downwards, the clamping plate 10 abuts against a casting, the movable rod 18 and the pressing rod 8 slide relatively, the clamping plate 10 compresses the spring, buffering is achieved, and damage to the casting due to rigid contact between the clamping plate 10 and the casting is avoided;

the two sides of the outer wall of the water tank 1 are respectively welded with the mounting rods 14, the bottom ends of the two mounting rods 14 are respectively symmetrically welded with the two second electric telescopic rods 15, the bottom ends of the four second electric telescopic rods 15 are respectively provided with a travelling wheel 16, one side of the outer wall of the water tank 1 is provided with a handle 17, the travelling wheels 16 are pushed to move downwards by controlling the extension of the two second electric telescopic rods 15, the travelling wheels 16 are utilized to support the water tank 1, and the water tank 1 is conveniently pushed to move by the handles 17;

a drain valve is arranged at the bottom of the outer wall of one side of the water tank 1, so that water in the water tank 1 can be drained conveniently.

The working principle is as follows: place backup pad 1 with the foundry goods that needs to detect the leakproofness on, it is rotatory through servo motor drive threaded rod 4, make slider 3 and press down 8 downstream of depression bar, press down 8 downstream of depression bar to drive splint 10, it is tight with the foundry goods to utilize splint 10, through the extension of controlling two first electric telescopic handle 12, drive backup pad 2 downstream and get into in water tank 1, then make the stable immersion aquatic of foundry goods, then through the condition of observing the bubble, judge whether the inside leakproofness of foundry goods satisfies the requirement, through the extension of controlling two second electric telescopic handle 15, promote walking wheel 16 downstream, utilize walking wheel 16 to prop up water tank 1, can promote water tank 1 through handle 17 and remove, be convenient for remove.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be a mechanical connection; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The fixing device for detecting the sealing property of the casting comprises a water tank (1) with an opening at the top end, and is characterized in that a supporting plate (2) is mounted on the water tank (1) through a lifting mechanism, a fixing column (5) is welded at the top end of the supporting plate (2), and a clamping mechanism is arranged on the fixing column (5);

fixture is including seting up the spout on fixed column (5), and installs threaded rod (4) through the bearing in the spout, servo motor (6) are installed on the top of fixed column (5), one section of output shaft of servo motor (6) runs through to be connected with the top transmission of threaded rod (4) in the spout, slider (3) have been cup jointed through threaded connection's mode on threaded rod (4), slider (3) are through sliding fit's mode and spout joint, one side welding of slider (3) has pressure bar (8), install splint (10) through buffer gear on the pressure bar (8).

2. The fixing device for detecting the sealing property of the casting according to claim 1, wherein the lifting mechanism comprises fixing rods (13) welded on two sides of the top end of the water tank (1), connecting blocks (11) are welded on the top ends of the two fixing rods (13), first electric telescopic rods (12) are installed on one sides of the bottom ends of the two connecting blocks (11), and the bottom ends of the two first electric telescopic rods (12) are respectively connected with two sides of the top end of the supporting plate (2).

3. The casting tightness detection fixing device according to claim 1, wherein the buffer mechanism comprises a movable rod (18) inserted on the pressing rod (8) in a sliding fit manner, a stop block (7) is connected to the top end of the movable rod (18), the bottom end of the movable rod (18) extends to the lower side of the pressing rod (8) and is in threaded connection with the top end of the clamping plate (10), and a spring (9) is sleeved on the part of the movable rod between the pressing rod (8) and the clamping plate (10).

4. The fixing device for detecting the sealing property of the casting according to claim 1, wherein mounting rods (14) are welded on two sides of the outer wall of the water tank (1), two second electric telescopic rods (15) are symmetrically welded at the bottom ends of the two mounting rods (14), and walking wheels (16) are installed at the bottom ends of the four second electric telescopic rods (15).

5. A casting tightness test fixture according to claim 1, characterized in that a handle (17) is installed on one side of the outer wall of said water tank (1).

6. A casting tightness test fixture according to claim 1, characterized in that a drain valve is installed at the bottom of the outer wall of one side of the water tank (1).