CN216433409U

CN216433409U - Detecting instrument for plastic shell

Info

Publication number: CN216433409U
Application number: CN202122976847.1U
Authority: CN
Inventors: 俞忠宥
Original assignee: Guangdong Jingjing Technology Co ltd
Current assignee: Guangdong Jingjing Technology Co ltd
Priority date: 2021-12-01
Filing date: 2021-12-01
Publication date: 2022-05-03
Anticipated expiration: 2031-12-01

Abstract

The utility model discloses a detecting instrument for plastic shells, which relates to the technical field of plastic shell detection, and comprises a workbench and a supporting plate, wherein the top of the workbench is respectively provided with a placing platform, a transparent water tank, a heating box and a water pump, the top of the heating box is provided with the placing box, the outer wall of the heating box is provided with a heating plate, the water inlet end of the water pump is connected with a water inlet pipe, the water outlet end of the water inlet pipe is connected with a water outlet pipe, the inside of the supporting plate is provided with a groove, the inside of the groove is provided with a motor, the power driving end of the motor is connected with a screw rod, when the tightness of the plastic shells is detected, the detecting instrument is divided into a cold detecting part and a heated detecting part, the cold detecting part and the heated detecting part are both that the plastic shells filled with gas are put into water to observe whether bubbles emerge, and the tightness of the plastic shells under normal temperature environment and the heated environment is detected by a double detecting mode of the cold detecting and the heated detecting mode, different use scenes of the plastic shell are simulated, and the effectiveness of performance detection is improved.

Description

Detecting instrument for plastic shell

Technical Field

The utility model relates to a plastic shell detects technical field, specifically is a detecting instrument for plastic shell.

Background

Part plastic shell need carry out the gas tightness to the finished product and detect in the production process to ensure that the later stage can normal use, current gas tightness detecting instrument to the plastic shell when using, utilizes some precision instruments to detect usually, detects the input cost height, and the detection effect is not directly perceived moreover, and is not obvious, for this reason, technical personnel in the art have provided a detecting instrument for the plastic shell.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a detecting instrument for plastic shell has solved current gas tightness detecting instrument to the plastic shell, when using, utilizes some precision instruments to detect usually, detects the input cost height, and the detection effect is not directly perceived moreover, obscure problem.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a detecting instrument for plastic shell, includes workstation and backup pad, the top of workstation is provided with respectively places platform, transparent water tank, heating cabinet and water pump, the top of heating cabinet is provided with places the case, the outer wall of heating cabinet is provided with the hot plate, the end of intaking of water pump is connected with the inlet tube, the play water end of inlet tube is connected with the outlet pipe, the recess has been seted up to the inside of backup pad, the internally mounted of recess has the motor, the power drive end of motor is connected with the lead screw, outside one side of lead screw is connected with a silk section of thick bamboo, the lower surface mounting of a silk section of thick bamboo has hydraulic cylinder, hydraulic cylinder's flexible end is connected with the fixing base, the inside of fixing base is provided with double-end hydraulic cylinder, double-end hydraulic cylinder's the flexible end in both ends is connected with splint respectively.

As a further technical scheme of the utility model, place platform, transparent water tank, heating cabinet, place case and backup pad formula structure as an organic whole, the through-hole of a plurality of equidistant groups of offered inside of placing the case.

As a further technical scheme of the utility model, the outside of hot plate is provided with the heat insulating board, bottom one side of heating cabinet sets up the drain pipe that has the control valve.

As a further technical scheme of the utility model, the inside one side at transparent water tank is connected to the one end of inlet tube, the inside one side at the heating cabinet is connected to the one end of outlet pipe.

As a further technical scheme of the utility model, the spout has been seted up to the inside of recess, the last surface mounting of a silk section of thick bamboo has the slider.

As a further technical scheme of the utility model, the slider is located the inside of spout, and is the sliding connection structure, the outside of splint is provided with the rubber pad.

Advantageous effects

The utility model provides a detecting instrument for plastic shell. Compared with the prior art, the method has the following beneficial effects:

the utility model provides a detecting instrument for plastic shell, when examining the plastic shell leakproofness, divide into cold and detect and be heated two parts of detection, cold detect with be heated the detection and all put into the aquatic with inside plastic shell that fills gas, observe whether have the bubble to emerge, through the double detection mode that cold detects with being heated the detection, detect the sealing performance of plastic shell under normal atmospheric temperature environment and under the environment of being heated, the different use scene of simulation plastic shell improves the validity that the performance detected.

Drawings

FIG. 1 is a schematic view of a detecting apparatus for a plastic case;

FIG. 2 is a top view of a detecting instrument for a plastic case;

fig. 3 is a cross-sectional view a-a of fig. 2.

In the figure: 1. a work table; 2. a placing table; 3. a transparent water tank; 4. a heating box; 5. placing the box; 6. a through hole; 7. heating plates; 8. a heat insulation plate; 9. a drain pipe; 10. a water pump; 11. a water inlet pipe; 12. a water outlet pipe; 13. a support plate; 14. a groove; 15. a chute; 16. a motor; 17. a screw rod; 18. a wire barrel; 19. a slider; 20. a hydraulic cylinder; 21. a fixed seat; 22. a double-ended hydraulic cylinder; 23. a splint; 24. and (7) a rubber pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution of a detecting instrument for plastic casing: a detection instrument for a plastic shell comprises a workbench 1 and a support plate 13, wherein the top of the workbench 1 is respectively provided with a placing platform 2, a transparent water tank 3, a heating box 4 and a water pump 10, the placing platform 2, the transparent water tank 3, the heating box 4, the placing box 5 and the support plate 13 are of an integrated structure, the top of the heating box 4 is provided with the placing box 5, the placing box 5 is internally provided with a plurality of groups of through holes 6 with equal intervals, the outer wall of the heating box 4 is provided with a heating plate 7, the outside of the heating plate 7 is provided with a heat insulation plate 8, one side of the bottom of the heating box 4 is provided with a drain pipe 9 with a control valve, the water inlet end of the water pump 10 is connected with a water inlet pipe 11, the water outlet end of the water inlet pipe 11 is connected with a water outlet pipe 12, one end of the water inlet pipe 11 is connected with one side of the inside of the transparent water tank 3, one end of the water outlet pipe 12 is connected with one side of the inside of the heating box 4, the inside of the support plate 13 is provided with a groove 14, a sliding groove 15 is formed in the groove 14, a motor 16 is installed in the groove 14, a power driving end of the motor 16 is connected with a screw rod 17, one side of the outer portion of the screw rod 17 is connected with a screw cylinder 18, a sliding block 19 is installed on the upper surface of the screw cylinder 18, the sliding block 19 is located in the sliding groove 15 and is of a sliding connection structure, a hydraulic oil cylinder 20 is installed on the lower surface of the screw cylinder 18, a fixed seat 21 is connected with a telescopic end of the hydraulic oil cylinder 20, a double-head hydraulic oil cylinder 22 is arranged in the fixed seat 21, telescopic ends of two ends of the double-head hydraulic oil cylinder 22 are respectively connected with a clamping plate 23, and a rubber pad 24 is arranged outside the clamping plate 23;

the inside of transparent water tank 3 is equipped with liquid water, and the slider 19 of installing of silk section of thick bamboo 18 is located the inside of spout 15 and slides, plays limiting displacement, only does linear motion, and rubber pad 24 prevents to scrape the damage to the surface of plastic shell.

In addition, in this embodiment, before the plastic housing is detected, the plastic housing needs to be connected to an external inflation device (not shown) through a pipeline, and the inflation device is connected to the plastic housing through a pipeline and inflates air into the plastic housing.

The utility model discloses a theory of operation: when the device is used, firstly, gas with certain pressure intensity is filled into the plastic shell through external inflation equipment, then the plastic shell is sealed (only the inflation inlet reserved in the plastic shell is plugged by using the sealing plug), and then the sealing performance of the plastic shell at normal temperature and after being heated is detected;

when the normal temperature detection is carried out, the sealed plastic shell is placed at the top of the placing table 2, the motor 16 is started, the motor 16 drives the screw rod 17 to rotate, the slide block 19 arranged on the screw tube 18 is positioned in the slide groove 15 to slide and play a limiting role and only does linear motion, the screw tube 18 drives the hydraulic oil cylinder 20 to move, when the hydraulic oil cylinder 20 is positioned at the top of the plastic shell, the hydraulic oil cylinder 20 drives the fixing seat 21 to integrally move downwards, the clamping plates 23 arranged at the two ends of the double-head hydraulic oil cylinder 22 clamp and fix the plastic shell, the hydraulic oil cylinder 20 drives the plastic shell to move upwards, the plastic shell is indirectly driven to transversely move through the motor 16 until the plastic shell is positioned at the top of the transparent water tank 3, the hydraulic oil cylinder 20 extends until the plastic shell enters the liquid water of the transparent water tank 3, at the moment, a worker observes whether bubbles are emitted from the transparent water tank 3 or not, if bubbles emerge, the state is damaged;

then, the tightness detection of the heated plastic shell is carried out, at the moment, a water pump 10 is started, part of water in the transparent water tank 3 is pumped into the heating box 4, the heating plate 7 is started to heat the water to generate steam, at the moment, the plastic shell is placed in the placing box 5, the generated steam enters the placing box 5 through the through hole 6, the steam heat is transferred to the plastic shell, so that the plastic shell is heated, after the plastic shell is heated for a period of time, the heated plastic shell is placed in the transparent water tank 3 again, whether bubbles are blown out or not is observed again, and if bubbles are blown out, the plastic shell is in a damaged state;

to sum up, when examining plastic shell leakproofness, be divided into cold detection and be heated and detect two parts (because of cold, under the hot state, the molecular density of plastic shell is different, its sealed effect is also different), cold detection and detection of being heated are all put into the aquatic with inside inflated plastic shell, observe whether there is the bubble to emerge, through the cold dual detection mode that detects with being heated, detect the sealing performance of plastic shell under normal atmospheric temperature environment and under the environment of being heated, simulate the different use scene of plastic shell, improve the validity that the performance detected.

Claims

1. The detecting instrument for the plastic shell is characterized by comprising a workbench (1) and a supporting plate (13), wherein a placing table (2), a transparent water tank (3), a heating box (4) and a water pump (10) are respectively arranged at the top of the workbench (1), a placing box (5) is arranged at the top of the heating box (4), a heating plate (7) is arranged on the outer wall of the heating box (4), a water inlet end of the water pump (10) is connected with a water inlet pipe (11), a water outlet end of the water inlet pipe (11) is connected with a water outlet pipe (12), a groove (14) is formed in the supporting plate (13), a motor (16) is installed in the groove (14), a power driving end of the motor (16) is connected with a lead screw (17), one side of the outer part of the lead screw (17) is connected with a wire barrel (18), a hydraulic oil cylinder (20) is installed on the lower surface of the wire barrel (18), the telescopic end of the hydraulic oil cylinder (20) is connected with a fixed seat (21), a double-head hydraulic oil cylinder (22) is arranged inside the fixed seat (21), and the telescopic ends of the two ends of the double-head hydraulic oil cylinder (22) are respectively connected with a clamping plate (23).

2. The detecting instrument for the plastic shell according to claim 1, wherein the placing table (2), the transparent water tank (3), the heating box (4), the placing box (5) and the supporting plate (13) are of an integrated structure, and a plurality of groups of through holes (6) with equal distances are formed in the placing box (5).

3. The inspection apparatus for plastic cases as claimed in claim 1, wherein the heating plate (7) is externally provided with a heat insulation plate (8), and the heating box (4) is provided at one side of the bottom thereof with a drain pipe (9) having a control valve.

4. The detecting instrument for the plastic casing as claimed in claim 1, wherein one end of the water inlet pipe (11) is connected to one side of the inside of the transparent water tank (3), and one end of the water outlet pipe (12) is connected to one side of the inside of the heating tank (4).

5. The detecting instrument for the plastic casing as claimed in claim 1, wherein a sliding groove (15) is formed in the groove (14), and a sliding block (19) is mounted on the upper surface of the wire barrel (18).

6. The detecting instrument for plastic cases as claimed in claim 5, wherein the slide block (19) is located inside the slide slot (15) and is of a sliding connection structure, and the rubber pad (24) is provided outside the clamping plate (23).