CN215726577U

CN215726577U - Water detection device for detecting multi-cavity product

Info

Publication number: CN215726577U
Application number: CN202122054491.6U
Authority: CN
Inventors: 张检; 刘志敏
Original assignee: Chongqing Zongshen Power Machinery Co Ltd
Current assignee: Chongqing Zongshen Power Machinery Co Ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-02-01
Anticipated expiration: 2031-08-30

Abstract

The utility model relates to air tightness detection equipment of a product, in particular to a water detection device for detecting a multi-cavity product, which comprises a clamp mechanism, a controller and an air inlet mechanism, wherein the clamp mechanism comprises clamping units which are in one-to-one correspondence with cavities of the product, the air inlet mechanism comprises air inlet units which are used for ventilating the cavities of the product, the clamping units are in one-to-one correspondence connection with the air inlet units, and the clamping units and the air inlet units are electrically connected with the controller. The problem of among the prior art can't detect out that adjacent die cavity has the defect of lining up when detecting to the product of many die cavities is solved.

Description

Water detection device for detecting multi-cavity product

Technical Field

The utility model relates to air tightness detection equipment of products, in particular to a water detection device for detecting multi-cavity products.

Background

In the process of processing a shell product, the airtightness of the product needs to be detected, for example, the shell of an engine needs to be detected. The existing detection mode is generally to adopt a water detection device to detect, a sealing mechanism is used for sealing an opening of a product to form a sealed cavity, then pressurized air is injected into the cavity, and whether the position of air leakage and bubbling exists in a water tank of the water detection device is observed, so that the conclusion whether the air tightness of the product is qualified is obtained.

In actual detection, a product is sometimes provided with a plurality of cavities, and the cavities are independent from each other and are arranged adjacent to each other. When the water detection device is used for detection, all cavities are ventilated to detect, and therefore whether the surface air tightness of the whole product is qualified can only be detected, and whether a through defect exists between the adjacent cavities can not be detected, so that a defective product flows into the next link easily to influence assembly and use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a water detection device for detecting a multi-cavity product, which is used for solving the problem that in the prior art, when the multi-cavity product is detected, the situation that the adjacent cavities have a through defect cannot be detected.

In order to achieve the purpose, the basic scheme of the utility model provides a water detection device for detecting a multi-cavity product, which comprises a clamp mechanism, a controller and an air inlet mechanism, wherein the clamp mechanism comprises clamping units which are in one-to-one correspondence with cavities of the product, the air inlet mechanism comprises air inlet units which are used for ventilating the cavities of the product, the clamping units are in one-to-one correspondence with the air inlet units, and the clamping units and the air inlet units are electrically connected with the controller.

The beneficial effect of this basic scheme lies in: through the cooperation of clamping unit and air inlet unit, make clamping unit and air inlet unit carry out the centre gripping shutoff back to every die cavity of product one by one and ventilate to realize detecting every die cavity, and then when detecting the gas tightness of die cavity, can detect out whether have the condition of lining up the defect between the adjacent die cavity, avoided the product that has adjacent die cavity and link up the defect to flow into the condition emergence of next link.

Further, the clamping unit comprises a driving unit, and the driving unit is electrically connected with the controller. By adopting the arrangement, the controller is conveniently utilized to control the driving unit to act, so that manual operation is reduced, and the detection efficiency is improved.

Further, the driving unit is a cylinder. By adopting the arrangement, the air cylinder and the air inlet unit can share the air source conveniently, thereby being beneficial to simplifying the structure of the water detection device.

Further, the controller is a PLC controller. By adopting the arrangement, the function of the controller is conveniently adjusted to adapt to different products for detection.

Further, the clamping unit comprises a plug for plugging an opening of a product cavity, and an air inlet channel communicated with the air inlet unit is arranged on the plug.

Further, the touch display is electrically connected with the controller. By adopting the arrangement, the controller is conveniently operated through the touch display, and simultaneously, the preliminary detection result and the like are conveniently displayed in time through the touch display.

Drawings

FIG. 1 is a schematic view illustrating a first cavity of a water detecting device for detecting a multi-cavity product according to an embodiment of the present invention;

fig. 2 is a schematic diagram of a water detection device for detecting a multi-cavity product according to an embodiment of the present invention, when detecting a second cavity.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the device comprises a main pressure cylinder 1, a touch display 2, a controller 3, a clamp plate 4, an auxiliary pressure cylinder 5, a compression screw 6, a plug 7, a fixed support seat 8, an air inlet pipe 9 and a product 10.

The embodiment is basically as shown in the attached figures 1 and 2: a water detection device for detecting multi-cavity products comprises a clamp mechanism, a controller 3 and an air inlet mechanism; anchor clamps mechanism includes the centre gripping unit with the die cavity one-to-one of product 10, in this embodiment, anchor clamps mechanism includes fixed bolster 8 and main pressure cylinder 1, main pressure cylinder 1 sets up with fixed bolster 8 relatively, main pressure cylinder 1's expansion end is connected with anchor clamps board 4, install compression screw 6 on the anchor clamps board 4, the centre gripping unit is installed on anchor clamps board 4, then the centre gripping unit can realize relative movement with fixed bolster 8 under anchor clamps board 4 and main pressure cylinder 1's the driving action, anchor clamps board 4 can realize fixing product 10 centre gripping on fixed bolster 8 through compression screw 6 simultaneously. In this embodiment, the centre gripping unit includes vice air cylinder 5 and end cap 7, and vice air cylinder 5 is installed on anchor clamps board 4, and end cap 7 is connected at vice air cylinder 5's expansion end, drives end cap 7 through vice air cylinder 5 and removes, can realize that end cap 7 carries out the shutoff operation to the die cavity opening of product 10. The air inlet mechanism comprises air inlet units connected with the clamping units in a one-to-one correspondence mode, each air inlet unit comprises an air inlet pipe 9, and an air inlet channel connected with the air inlet pipes 9 is formed in the plugs 7 of the clamping units, so that the air inlet units can ventilate the cavities of the products 10 through the air inlet pipes 9 and the air inlet channels. Of course, according to the detection requirement, an air inlet unit may be connected to the fixed support 8, so that the air inlet pipe 9 of the air inlet unit can ventilate the cavity of the product 10 through the channel on the fixed support 8. The air inlet units respectively comprise an electric control valve for controlling the on-off of the air flow in the air inlet pipe 9, and the electric control valve is electrically connected with the controller 3. The control switch of the auxiliary pressure cylinder 5 of the clamping unit of the clamp mechanism is electrically connected with the controller 3, and the electric control valve of the air inlet unit is also electrically connected with the controller 3, so that the clamp mechanism and the air inlet mechanism can be conveniently controlled and operated by the controller 3. In this embodiment, the controller 3 is preferably a PLC controller, and the controller 3 is electrically connected to the touch display 2, so that an operation instruction can be conveniently input to the controller 3 through the touch display 2, and the controller 3 also displays a detection result and other conditions through the touch display 2. Other structures of the water detection device, such as the water storage structure and the water tank structure, adopt the structure of the water detection device in the prior art, and are not described herein again.

The specific implementation process is as follows: taking as an example the case product 10 having two cavities adjacently disposed (for convenience of description, the two cavities of the product 10 are referred to as a first cavity and a second cavity). A fixed supporting seat 8 of the clamp mechanism is arranged in a water tank structure, a product 10 is firstly placed on the fixed supporting seat 8, and the controller 3 inputs an instruction to control a main pressure cylinder 1 of the clamp mechanism to drive a clamp plate 4 to move towards the fixed supporting seat 8, so that the clamp plate 4 drives a compression screw 6 to compress and fix the product 10 on the fixed supporting seat 8; at this time, the opening of the first cavity of the product 10 is blocked by the fixed support 8, the controller 3 is operated to enable the air inlet unit connected with the fixed support 8 to ventilate the cavity, and the opening of the second cavity of the product 10 is not blocked by the clamping unit (as shown in fig. 1), so that when the first cavity is ventilated, whether the air tightness of the first cavity is qualified or not can be detected; when the detection of the first cavity is finished and qualified, the controller 3 is operated to enable the clamping unit corresponding to the second cavity on the clamp mechanism to act, the auxiliary pressure cylinder 5 of the clamping unit pushes the plug 7 to plug the opening of the second cavity (as shown in figure 2), and then the air inlet unit connected with the clamping unit is used for ventilating the second cavity, so that the detection of the second cavity is realized. When the two cavities are qualified, the air tightness of all the cavities of the whole product 10 can meet the requirement, and the adjacent cavities do not have the defect of mutual through, so that compared with the detection in the prior art that all the cavities of the product 10 are blocked at one time, the product 10 with the through defect between the adjacent cavities is judged to be a qualified product. In the same way, when detecting a product with more cavities, the cavities of the product are detected one by one.

The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.

Claims

1. The utility model provides a device is examined to water for detecting many die cavities product, includes fixture mechanism, controller and the mechanism of admitting air, fixture mechanism includes the clamping unit with the die cavity one-to-one of product, the mechanism of admitting air is including the unit of admitting air of ventilating for the die cavity of product, its characterized in that: the clamping units are connected with the air inlet units in a one-to-one correspondence mode, and the clamping units and the air inlet units are electrically connected with the controller.

2. The water detection device for detecting the multi-cavity product according to claim 1, wherein: the clamping unit comprises a driving unit, and the driving unit is electrically connected with the controller.

3. The water detection device for detecting the multi-cavity product according to claim 2, wherein: the driving unit is a cylinder.

4. A water testing device for testing multi-cavity products according to claim 3, wherein: the controller is a PLC controller.

5. A water detecting device for detecting multi-cavity products according to any one of claims 1 to 4, wherein: the clamping unit comprises a plug used for plugging an opening of a product cavity, and an air inlet channel communicated with the air inlet unit is formed in the plug.

6. The water detecting device for detecting multi-cavity products according to claim 5, wherein: also included is a touch display electrically connected to the controller.