CN218823003U

CN218823003U - Device for electrically detecting shell air tightness of pressure controller by utilizing PLC (programmable logic controller) to control

Info

Publication number: CN218823003U
Application number: CN202222364318.0U
Authority: CN
Inventors: 宋腊如; 邓忠华; 查惠琴
Original assignee: Dongguan Tiandi Electronic Hardware Industrial Co ltd
Current assignee: Dongguan Tiandi Electronic Hardware Industrial Co ltd
Priority date: 2022-09-06
Filing date: 2022-09-06
Publication date: 2023-04-07
Anticipated expiration: 2032-09-06

Abstract

The utility model relates to a hardware component processing test technical field just discloses application PLC control electrical detection pressure controller shell gas tightness device, the on-line screen storage device comprises a base, the top fixed mounting of base has the locating piece, the equal fixed mounting in top of cylinder fixed plate one and cylinder fixed plate two has cylinder one, the top fixed mounting of cylinder fixed plate one has cylinder two, fixed cylinder one and the two output fixed mounting of left cylinder have left connecting plate on the cylinder fixed plate one, the bottom fixed mounting of left side connecting plate has left rubber seat, two on right side cylinder two output fixed mounting have right connecting plate, the bottom fixed mounting of right side connecting plate has right rubber seat, the equal fixed mounting in bottom of left side rubber seat and right rubber seat has the rubber, the joint has the shell in the locating piece. Through the combination of the clamping process and the detection process, the flow is shortened, the manual operation time is reduced, and therefore the efficiency of improving the air tightness detection of the pressure controller shell is achieved.

Description

Device for electrically detecting shell air tightness of pressure controller by utilizing PLC (programmable logic controller) to control

Technical Field

The utility model relates to a hardware component processing test technical field specifically is application PLC control electrical detection pressure controller shell gas tightness device.

Background

After the shell of the pressure controller is processed, a series of detection needs to be carried out, so that the quality of the shell of the pressure controller is controlled, wherein when the air tightness of a hole formed in the shell of the pressure controller is detected, the shell needs to be fixed by a manual line, and then the air tightness of the hole is detected.

When carrying out the gas tightness and detecting pressure controller's shell, the manual work is comparatively troublesome to the process that the shell was fixed, consumes a large amount of manpowers and time, makes detection efficiency lower, and at the in-process that detects, because manual operation is wrong, forget the air feed easily, also can influence detection efficiency.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides an application PLC control electrical detection pressure controller shell gas tightness device possesses advantages such as detection efficiency height, has solved the problem that artifical detection is consuming time and is used up power.

(II) technical scheme

For realizing the purpose that above-mentioned detection efficiency is high, the utility model provides a following technical scheme: application PLC control electrical detection pressure controller shell gas tightness device, the on-line screen storage device comprises a base, the top fixed mounting of base has the locating piece, the equal fixed mounting in the left and right sides at base top has the backup pad, the top fixed mounting of backup pad has cylinder fixed plate one, two fixed plates of distribution about the top fixed mounting of cylinder fixed plate one, the top fixed mounting of fixed plate has cylinder fixed plate two, the equal fixed mounting in top of cylinder fixed plate one and cylinder fixed plate two has cylinder one, the top fixed mounting of cylinder fixed plate one has cylinder two, the quantity of cylinder two is three, cylinder one and cylinder two at cylinder fixed plate one top are the rectangle distribution, left one cylinder two output end fixed mounting has left connecting plate, the bottom fixed mounting of left side connecting plate has left rubber seat, two on right side cylinder two output end fixed mounting has right connecting plate, the bottom fixed mounting of right side connecting plate has right rubber seat, the equal fixed mounting in bottom of left side rubber seat and right rubber seat has the rubber, the joint has the shell in the locating piece, rubber butt is at the top of shell.

Preferably, the number of the positioning blocks is three, the positioning blocks are L-shaped, and the positioning blocks are abutted to the left side and the right side of the shell and the middle of the front side of the shell.

Preferably, an output shaft of the first cylinder located at the top of the second cylinder fixing plate extends to the lower side through the second cylinder fixing plate and the first cylinder fixing plate, and the bottom end of the output shaft of the first cylinder abuts against the top of the shell.

Preferably, a connecting rod is fixedly arranged between the left connecting plate and the left rubber base and between the right connecting plate and the right rubber base.

Preferably, eleven holes are formed in the top of the shell, six holes in the left side of the top of the shell are located right below the left rubber seat, and five holes in the right side of the top of the shell are located right below the right rubber seat.

(III) advantageous effects

Compared with the prior art, the utility model provides an application PLC control electrical detection pressure controller shell gas tightness device possesses following beneficial effect:

this application PLC control electrical detection pressure controller shell gas tightness device merges through centre gripping process and detection process, and the flow shortens, and manual operation reduces when using to reach the efficiency that improves pressure controller shell gas tightness and detect.

Drawings

Fig. 1 is a schematic perspective view of a device for electrically detecting the air tightness of the housing of the pressure controller by using the PLC of the present invention;

fig. 2 is the utility model provides an application PLC control electrical detection pressure controller shell gas tightness device's main structure sketch map of looking.

In the figure: 1. a base; 2. positioning a block; 3. a support plate; 4. a first cylinder fixing plate; 5. a fixing plate; 6. a second cylinder fixing plate; 7. a first cylinder; 8. a second air cylinder; 9. a left connecting plate; 10. a left rubber base; 11. a right connecting plate; 12. a right rubber base; 13. sealing rubber sheets; 14. a housing.

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. 1-2, a PLC-controlled device for electrically detecting the air tightness of a housing of a pressure controller includes a base 1, three positioning blocks 2 are fixedly mounted on the top of the base 1, and the positioning blocks 2 are L-shaped. The equal fixed mounting in the left and right sides at base 1 top has backup pad 3, the top fixed mounting of backup pad 3 has cylinder fixed plate one 4, two fixed plates 5 of distribution about the top fixed mounting of cylinder fixed plate one 4, the top fixed mounting of fixed plate 5 has cylinder fixed plate two 6, the equal fixed mounting in top of cylinder fixed plate one 4 and cylinder fixed plate two 6 has cylinder one 7, the output shaft that is located cylinder one 7 at cylinder fixed plate two 6 tops runs through cylinder fixed plate two 6 and cylinder fixed plate one 4 and extends to the downside. The top fixed mounting of cylinder fixed plate one 4 has cylinder two 8, and the quantity of cylinder two 8 is three, and cylinder one 7 and cylinder two 8 at cylinder fixed plate one 4 tops are the rectangle and distribute, and cylinder one 7 and cylinder two 8 have the solenoid valve through the pipe connection respectively, and two solenoid valve signal connection have the PLC controller, and the PLC controller is provided with the electric cabinet.

Referring to fig. 1-2, a left connecting plate 9 is fixedly mounted at an output end of one left air cylinder two 8, a left rubber base 10 is fixedly mounted at the bottom of the left connecting plate 9, a right connecting plate 11 is fixedly mounted at output ends of two air cylinders two 8 on the right, a right rubber base 12 is fixedly mounted at the bottom of the right connecting plate 11, and connecting rods are fixedly mounted between the left connecting plate 9 and the left rubber base 10 and between the right connecting plate 11 and the right rubber base 12. The bottoms of the left rubber seat 10 and the right rubber seat 12 are fixedly provided with sealing rubber 13, the positioning blocks 2 are connected with a shell 14 in a clamping manner, and the three positioning blocks 2 are abutted against the left side and the right side of the shell 14 and the middle of the front side. The sealing rubber sheet 13 abuts against the top of the shell 14, and the bottom end of the output shaft of the first air cylinder 7 abuts against the top of the shell 14. Eleven holes are formed in the top of the shell 14, and leakage liquid is injected into the holes through a syringe to detect the air tightness of the shell, wherein the leakage liquid is soap water. Six holes on the left side of the top of the shell 14 are positioned right below the left rubber seat 10, and five holes on the right side of the top of the shell 14 are positioned right below the right rubber seat 12.

The working principle is as follows: s1, firstly, adjusting the air pressure of two electromagnetic valves to be 0.75-0.8 Mpa and 0.45-0.5 Mpa respectively;

s2, then, starting a power switch of the electric cabinet;

s3, sampling a Fail Master, and injecting leakage liquid into the seven holes on the left side and the three holes on the right side of the top of the shell 14 through a syringe;

s4, placing the shell 14 on the top of the base 1, and clamping the positioning blocks 2 on the left side, the right side and the front side of the shell 14;

s5, the PLC controls an output shaft of a first air cylinder 7 at the top of a second air cylinder fixing plate 6 to extend and press the top of the shell 14 to fix the shell 14, and then leakage liquid is injected into a fourth hole from the right side of the top of the shell 14;

s6, controlling the output shaft of the left cylinder II 8 to extend through the PLC, driving the left connecting plate 9 and the left rubber seat 10 to move downwards, pressing the left connecting plate and the left rubber seat on the top of the shell 14, and observing whether bubbles appear in eight holes in the left side of the top of the shell 14 or not; twenty seconds later, the PLC controls the output shaft of the second air cylinder 8 on the left side to contract, and the left connecting plate 9 and the left rubber base 10 move upwards to be separated from the shell 14; then, the PLC controls the output shaft of the second air cylinder 8 on the right side to extend, the right connecting plate 11 and the right rubber seat 12 are driven to move downwards and are pressed on the top of the shell 14, whether bubbles exist in one hole in the center of the top of the shell 14 and the three holes on the right side or not is observed, twenty seconds later, the PLC controls the output shaft of the second air cylinder 8 on the right side to contract, the right connecting plate 11 and the right rubber seat 12 are driven to move upwards to be separated from the shell 14, and detection is finished; in the detection process, any one hole generates bubbles, namely the Fail Master test passes, otherwise, the detection does not pass, and the clamp and the Master workpiece are manually checked;

s7, repeating the detection of S5 and S6 once on the shell 14 which is not detected to Pass through by using the Pass Master, wherein the clamp works normally when no air is leaked, and otherwise, manually checking the clamp;

and S8, after the test is finished, completely blowing the leakage liquid on the inner surface and the surface of the Master workpiece.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Utilize PLC control electrical detection pressure controller shell gas tightness device, including base (1), its characterized in that: the sealing device is characterized in that a positioning block (2) is fixedly mounted at the top of the base (1), support plates (3) are fixedly mounted on the left side and the right side of the top of the base (1), a cylinder fixing plate I (4) is fixedly mounted on the top of each support plate (3), two fixing plates (5) which are distributed left and right are fixedly mounted on the top of each cylinder fixing plate I (4), a cylinder fixing plate II (6) is fixedly mounted on the top of each cylinder fixing plate I (4), a cylinder I (7) is fixedly mounted on the top of each cylinder fixing plate I (4) and the top of each cylinder fixing plate II (6), a cylinder II (8) is fixedly mounted on the top of each cylinder fixing plate I (4), the number of the cylinder II (8) is three, the cylinder I (7) and the cylinder II (8) at the top of each cylinder fixing plate I (4) are distributed in a rectangular shape, a left connecting plate (9) is fixedly mounted on the output end of the left cylinder II (8), a left rubber seat (10) is fixedly mounted on the bottom of each left connecting plate (9), a right side is fixedly mounted on the bottom of each cylinder II (8) is provided with a right connecting plate (11), a right connecting plate (12) and a right rubber seat (12) is fixedly mounted with a sealing block (14) and a sealing shell (14) is mounted on the bottom of each sealing block (12), the sealing rubber sheet (13) is abutted against the top of the shell (14).

2. The device for electrically testing the airtightness of the casing of a pressure controller by means of PLC control according to claim 1, wherein: the number of the positioning blocks (2) is three, the positioning blocks are L-shaped, and the positioning blocks (2) are abutted against the left side and the right side of the shell (14) and the middle of the front side of the shell.

3. The device for electrically testing the airtightness of the casing of a pressure controller by means of PLC control according to claim 1, wherein: the output shaft of the first air cylinder (7) positioned at the top of the second air cylinder fixing plate (6) penetrates through the second air cylinder fixing plate (6) and the first air cylinder fixing plate (4) and extends to the lower side, and the bottom end of the output shaft of the first air cylinder (7) abuts against the top of the shell (14).

4. The device for electrically detecting airtightness of a casing of a pressure controller by using PLC according to claim 1, wherein: connecting rods are fixedly arranged between the left connecting plate (9) and the left rubber base (10) and between the right connecting plate (11) and the right rubber base (12).

5. The device for electrically testing the airtightness of the casing of a pressure controller by means of PLC control according to claim 1, wherein: eleven holes are formed in the top of the shell (14), six holes in the left side of the top of the shell (14) are located right below the left rubber base (10), and five holes in the right side of the top of the shell (14) are located right below the right rubber base (12).