CN216695471U

CN216695471U - Airtight inspection tool

Info

Publication number: CN216695471U
Application number: CN202220224581.7U
Authority: CN
Inventors: 曾碧霞
Original assignee: Chuangli Gaomechatronics Shenzhen Co ltd
Current assignee: Chuangli Gaomechatronics Shenzhen Co ltd
Priority date: 2022-01-26
Filing date: 2022-01-26
Publication date: 2022-06-07
Anticipated expiration: 2032-01-26

Abstract

The application relates to the technical field of airtightness inspection jigs, and provides an airtightness inspection jig aiming at the problem that the traditional carbon tank is complex to detect, which comprises a rack, wherein the rack is provided with a female die and a male die which are matched with each other, the rack is also provided with a driving cylinder for driving the male die to lift, the male die and the female die are respectively provided with an upper die cavity and a lower die cavity, and the upper die cavity and the lower die cavity form a sealing cavity for embedding the carbon tank; the female die is further provided with a plugging component for plugging the air inlet of the carbon tank and an inflation component for inflating the inflation port of the carbon tank, and the lower die cavity is further provided with an air pressure sensor which is connected with an alarm. This application has the gas tightness that makes the carbon tank and detects simple and convenient effect more.

Description

Airtightness inspection jig

Technical Field

The application relates to the technical field of workpieces air tightness checking tools, in particular to an air tightness checking jig.

Background

And after the carbon tank is produced, detecting the air tightness of the carbon tank, screening out defective products with unqualified air tightness, and keeping the production quality of the carbon tank. At present, when the carbon tank is detected, the gas outlet of the carbon tank is usually sealed firstly, then gas is filled into the gas inlet of the carbon tank through the gas filling device, and the carbon tank is placed into the water tank to detect whether the carbon tank leaks.

With respect to the above-described related art, the inventors consider that the following drawbacks exist: because need put into the aquatic with the carbon tank during the detection, still need carry out the drying to the carbon tank after detecting the completion, lead to the gas tightness of carbon tank to detect comparatively loaded down with trivial details, there is the improvement space.

SUMMERY OF THE UTILITY MODEL

In order to make the gas tightness of carbon tank detect more simple and conveniently, this application provides an airtight inspection tool.

The application provides a pair of airtight inspection tool adopts following technical scheme:

an air tightness inspection jig comprises a rack, wherein the rack is provided with a female die and a male die which are matched with each other, the rack is also provided with a driving cylinder for driving the male die to lift, the male die and the female die are respectively provided with an upper die cavity and a lower die cavity, and the upper die cavity and the lower die cavity form a sealing cavity for embedding a carbon tank; the die still is provided with the shutoff subassembly that is used for the shutoff carbon-point jar air inlet and is used for toward the gas filled.

By adopting the technical scheme, the carbon tank to be detected is placed into the lower die cavity, the male die and the female die are driven to be matched with each other by driving the air cylinder, the upper die cavity and the lower die cavity form a sealed cavity, the air outlet of the carbon tank is plugged by the plugging component, then the air is filled into the air inlet of the carbon tank by the air filling component, if the carbon tank is qualified, the air pressure in the sealed cavity is normal, the alarm does not give an alarm, if the carbon tank has a leakage part, the air filled into the carbon tank enters the sealed cavity from the leakage part of the carbon tank, so that the air pressure in the sealed cavity is changed, the air pressure sensor senses the air pressure change and controls the locking device to give an alarm, and an unqualified carbon tank can be judged, compared with the traditional method of checking the air tightness of each carbon tank in water, the air tightness detection method is simple in operation, the carbon tank is not required to be dried in the later period, only the air outlet of the carbon tank is plugged and the air is filled into the air inlet of the carbon tank, and whether the carbon tank is leaked or not required to be judged, the detection efficiency of the carbon tank is improved.

Preferably, the inflation assembly comprises a main support arranged on the outer side of the female die, the main support is provided with an inflation tube and a main sliding driving piece for driving the inflation tube to slide, the inflation tube penetrates through the female die in a sliding manner, and the inflation tube is used for inflating the air inlet of the carbon tank; the shutoff subassembly is including setting up the auxiliary stand in the die outside, the auxiliary stand is provided with the shutoff pole and is used for ordering about the gliding vice sliding driving piece of shutoff pole, the die is worn to locate in the shutoff pole slides, the shutoff pole is used for the gas outlet of shutoff carbon tank.

Through adopting above-mentioned technical scheme, order about shutoff pole and the shutoff of carbon tank gas outlet butt alright realization carbon tank gas outlet through vice sliding drive spare, order about the carbon tank air inlet butt of gas tube and sealed intracavity through main sliding drive spare, alright toward the inside inflation of carbon tank for the shutoff of carbon tank and aerify simple and conveniently more.

Preferably, a main support plate and a main lifting driving piece for driving the main support plate to lift are further erected on one side of the female die, a connecting rod is arranged on the main support plate, a seal is arranged at one end, away from the main support plate, of the connecting rod, one end, away from the seal, of the connecting rod is rotatably connected to the main support plate, the rotating axis of the connecting rod is vertically arranged, and a rotary driving piece for driving the connecting rod to rotate is further arranged on the main support plate; the die outside still is provided with the accessory backing plate and is used for ordering about the vice elevating drive spare that the accessory backing plate goes up and down, the accessory backing plate can be dismantled and be connected with the seal box, the seal box is used for supplying the seal to glue and scribbles pigment.

By adopting the technical scheme, when the carbon tank is qualified, the seal is moved to the position above the seal box through the matching of the main lifting driving piece and the rotary driving piece, and the seal box is driven to move upwards through the auxiliary lifting assembly until the seal box is abutted against the seal, so that the seal is stained with pigment; after pigment is pasted to the seal, order about the seal through rotatory subassembly and main lift group price cooperation and remove to detecting qualified carbon tank top, rethread elevating system orders about the seal and moves down, until seal and carbon tank surface butt to the mark is printed out through the seal on qualified carbon tank in the realization, qualified carbon tank can be discerned in the later stage of being convenient for.

Preferably, the end face of the top end of the female die is provided with an annular sealing ring.

Through adopting above-mentioned technical scheme, through the setting of sealing washer, terrace die and die after mutually supporting are favorable to further promoting the leakproofness of sealed chamber, are favorable to promoting the accuracy that the carbon tank detected time measuring, and simultaneously, when driving piece ordered about the terrace die and moved down and the die cooperation, the terrace die that still can cushion and move down reduces the rigid collision of terrace die and die.

Preferably, rubber layers are arranged at one end, away from the main sliding driving part, of the inflation tube and one end, away from the auxiliary sliding driving part, of the plugging rod.

Through adopting above-mentioned technical scheme, through the setting on rubber layer, be favorable to promoting the leakproofness between gas tube and the carbon tank and the leakproofness between shutoff pole and the carbon tank, be favorable to promoting the accuracy that the gas tightness detected.

Preferably, the upper surface of the auxiliary supporting plate is vertically provided with two groups of opposite limiting plates, the printing box is positioned between the two groups of limiting plates, and the limiting plates are further provided with locking pieces used for limiting the sliding of the printing box.

Through adopting above-mentioned technical scheme, open the retaining member, take the seal box out from between two sets of limiting plates, alright realize the dismantlement of seal box, insert the seal box between two sets of limiting plates, slide through retaining member restriction seal box, alright realize the fixed of seal box, the change dismouting of the seal box of being convenient for.

Preferably, the end face of the top end of the female die is also provided with an annular groove for embedding the annular sealing ring.

Through adopting above-mentioned technical scheme, through the setting of ring channel, imbed ring type seal to the ring seal inslot for ring type seal is difficult for producing the displacement, makes ring type seal's installation more firm.

Preferably, the bottom side of the female die is provided with a main plate, the two opposite sides of the main plate are provided with U-shaped rods, and two ends of each U-shaped rod are connected to the main plate.

Through adopting above-mentioned technical scheme, all be provided with the U-shaped pole through setting up the relative both sides of bottom plate, be convenient for remove the die through gripping the U-shaped pole for the removal of die is simple and convenient more.

In summary, the present application includes at least one of the following beneficial technical effects:

1. an inflation assembly and a sealing assembly are arranged on the female die, a sensor is further arranged in the lower cavity and communicated with an alarm, the air outlet of the carbon tank is sealed through the sealing assembly, air is inflated to the air inlet of the carbon tank through the inflation assembly, when the air pressure in the sealing cavity changes, the air pressure in the sealing cavity changes when the carbon tank leaks air, the sensor senses and controls the alarm to alarm, and unqualified carbon tanks can be screened out;

2. the annular sealing ring is arranged at the top end of the female die, so that the sealing performance between the female die and the male die is improved, and the accuracy of carbon tank detection is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present application.

Fig. 2 is a schematic view of the present application for illustrating the structure of a female mold.

Fig. 3 is an enlarged schematic view of a portion a in fig. 2.

Description of reference numerals:

1. a frame; 11. a base plate; 12. a vertical rod; 13. a top plate; 14. a driving cylinder; 2. a female die; 20. a lower die cavity; 201. an air pressure sensor; 21. a main board; 211. a U-shaped rod; 212. a laser sensor; 22. an annular seal ring; 23. an annular groove; 24. a male die; 25. a sub-board; 3. a main support; 32. an inflation tube; 31. a primary slide drive; 4. a sub-mount; 41. a secondary slide drive; 42. a plugging rod; 5. a sealed drive member; 51. a sealing rod; 6. a main supporting plate; 61. a main lifting drive member; 62. a rotary drive member; 63. a connecting rod; 64. stamping; 65. a sub-support plate; 651. a limiting plate; 652. locking the bolt; 66. printing the box; 67. the auxiliary lifting driving piece.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses an air tightness inspection jig, and referring to fig. 1 and 2, the air tightness inspection jig comprises a rack 1, and a female die 2 and a male die 24 which are arranged on the rack 1, wherein the female die 2 and the male die 24 are arranged in a matched manner; the punch 24 is located above the die 2. The frame 1 is provided with a driving cylinder 14 for driving the male die 24 to lift, the male die 24 and the female die 2 are respectively provided with an upper die cavity and a lower die cavity 20, and the upper die cavity and the lower die cavity 20 form a sealing cavity for embedding the carbon tank; the female die 2 is further provided with a plugging component for plugging a carbon tank air outlet and an inflation component for inflating towards the carbon tank air inlet, the lower die cavity 20 is further provided with an air pressure sensor 201, and the air pressure sensor 201 is communicated with an alarm.

Referring to fig. 1 and 2, in the present embodiment, the alarm is a buzzer alarm. Examine time measuring, gas outlet through shutoff subassembly shutoff carbon-tank, the rethread subassembly of aerifing is aerifyd toward the air inlet of carbon-tank, baroceptor 201 is used for responding to whether the atmospheric pressure in the sealed intracavity changes, if the carbon-tank is qualified, then sealed intracavity atmospheric pressure is normal, if the carbon-tank has damaged department, the gas that fills into the carbon-tank enters into to sealed chamber by the damaged department of carbon-tank, causes sealed intracavity atmospheric pressure to change, baroceptor 201 response and control alarm are reported to the police to this selects unqualified carbon-tank.

Referring to fig. 1 and 2, the rack 1 includes a bottom plate 11 and a top plate 13, the top plate 13 is erected above the bottom plate 11, four groups of vertical rods 12 are vertically and upwardly fixed on the upper surface of the top plate 13, and the top ends of the vertical rods 12 are fixedly connected with the lower surface of the top plate 13 for supporting the top plate 13. The bottom side of the female die 2 is fixed with a main plate 21, and the top side of the male die 24 is fixed with a secondary plate 25. The main plate 21 is fixed on the bottom plate 11 through bolts, so that the female die 2 is fixed.

Referring to fig. 1 and 2, two sets of laser sensors 212 are erected on the main board 21, and the laser sensors 212 are used for sensing whether the lower mold cavity 20 has a carbon tank; the laser sensor 212 is connected with the driving cylinder 14, and when the laser sensor 212 detects that a carbon canister is in the lower die cavity 20, the laser sensor 212 controls the driving cylinder 14 to drive the male die 24 to move downwards until the male die 24 is matched with the female die 2.

Referring to fig. 1 and 2, the both sides that mainboard 21 is relative all are provided with two sets of U-shaped pole 211, and the both ends of U-shaped pole 211 all articulate on mainboard 21 and the gyration axis level setting of U-shaped pole 211, through setting up U-shaped pole 211, when die 2 is dismantled in the later stage, are convenient for carry out the removal of die 2 through U-shaped pole 211, articulate in mainboard 21 through the both ends of U-shaped pole 211, can realize accomodating of U-shaped pole 211 through swing U-shaped pole 211.

Referring to fig. 1 and 2, the inflation assembly comprises a main support 3 fixed on the outer side of the female die 2, an inflation tube 32 is arranged on the main support 3, the inflation tube 32 horizontally penetrates through the side wall of the female die 2, and the inflation tube 32 is communicated with the sealing cavity; the gas fill tube 32 is used to fill the inlet of the canister. The main support 3 is further provided with a main sliding driving member 31 for driving the inflation tube 32 to slide, in this embodiment, the main sliding driving member 31 is a cylinder; the piston rod of the cylinder is connected with one end of the inflation tube 32 which is positioned outside the female die 2. When need inflate in the carbon tank, order about gas tube 32 through main sliding driving piece 31 and slide to and carbon tank air inlet looks butt, fill into gaseously in gas tube 32 through the intake pipe, alright realize aerifing toward the carbon tank air inlet.

Referring to fig. 1 and 2, the plugging assembly includes a secondary support 4 fixed on the outer side of the female die 2, and the primary support 3 and the secondary support 4 are respectively located on two opposite outer sides of the female die 2; the auxiliary bracket 4 is provided with a plugging rod 42; the plugging rod 42 is used for plugging the air outlet of the carbon tank, the plugging rod 42 horizontally penetrates through the female die 2, and the auxiliary support 4 is further provided with an auxiliary sliding driving piece 41 for driving the plugging rod 42 to slide. In this embodiment, the secondary slide actuator 41 is a cylinder, and a piston rod of the cylinder is connected to one end of the plugging rod 42 extending out of the die 2. When the gas outlet of the carbon tank needs to be blocked, the blocking rod 42 is driven to slide to abut against the gas outlet of the carbon tank through the auxiliary sliding driving piece 41, and the gas outlet of the carbon tank can be blocked.

Referring to fig. 1 and 2, the die 2 has further been provided with a gas release opening, the gas release opening communicates with the lower die cavity 20, the sub-bracket 4 is further provided with a sealing rod 51 and a sealing driving member 5 for driving the sealing rod 51 to slide, the sealing rod 51 is opposite to the gas release opening and the projection of the sealing rod 51 on the vertical surface covers the projection of the gas release opening on the vertical surface, in this embodiment, the sealing driving member 5 is a cylinder, and the sealing rod 51 is driven to abut against the outer side of the die 2 through the sealing driving member 5 so as to block the gas release opening. After testing the carbon tank, order about gas tube 32 through main sliding drive piece 31 and keep away from the carbon tank air inlet, order about shutoff pole 42 through vice sliding drive piece 41 and keep away from the carbon tank gas outlet for gas in the carbon tank gets into sealed chamber, and rethread sealed drive piece 5 orders about sealing pole 51 and keeps away from die 2, alright make the gas in the sealed chamber discharge external through disappointing the mouth.

Referring to fig. 1 and 2, the end of the gas tube 32 far from the main sliding driving member 31, the end of the plugging rod 42 far from the auxiliary sliding driving member 41, and the end of the sealing rod 51 far from the sealing driving member 5 are all covered with rubber layers, which is beneficial to improving the sealing performance between the gas tube 32 and the canister, the sealing performance between the plugging rod 42 and the canister, and the sealing performance between the sealing rod 51 and the air release opening.

Referring to fig. 1 and 2, an annular sealing ring 22 is disposed on an end surface of a top end of the female die 2, in this embodiment, the annular sealing ring 22 is a rubber ring, and an annular groove 23 for embedding the annular sealing ring 22 is further formed in the top end of the female die 2, so that the annular sealing ring 22 can be more stably mounted on the top of the female die 2. The annular sealing ring 22 is arranged, so that the gap between the female die 2 and the male die 24 can be sealed conveniently, gas is not easy to enter a sealing cavity through the gap between the female die 2 and the male die 24 when the female die 2 is matched with the male die 24, and the accuracy of the carbon tank gas tightness detection can be improved conveniently; the annular sealing ring 22 can also buffer the punch 24 moving downwards, so that the rigid collision between the punch 24 and the female die 2 is reduced.

Referring to fig. 2 and 3, a main supporting plate 6 is horizontally arranged on one side of the female die 2, and a main lifting driving member 61 for driving the main supporting plate 6 to lift in the vertical direction is further arranged on the outer side of the groove; in this embodiment, the main lifting assembly is a cylinder; the main tributary fagging 6 horizontal stand is equipped with connecting rod 63, and the one end of connecting rod 63 is rotated and is connected in the backup pad, and the vertical setting of axis of revolution of connecting rod 63, backup pad still are provided with and order about connecting rod 63 around self axis of revolution pivoted rotary driving piece 62, and in this embodiment, rotary driving piece 62 is revolving cylinder, and connecting rod 63 rotates end and revolving cylinder output fixed connection.

Referring to fig. 2 and 3, a stamp 64 is further fixed at one end of the connecting rod 63 away from the supporting plate, and the stamp 64 is arranged vertically downwards. The auxiliary supporting plate 65 is further erected outside the groove, the upper surface of the auxiliary supporting plate 65 is detachably connected with the printing box 66, the printing box 66 is used for coating the stamp 64 with pigment, the auxiliary lifting driving piece 67 for driving the auxiliary supporting plate 65 to lift is further arranged outside the female die 2, and in the embodiment, the auxiliary lifting driving piece 67 is an air cylinder. After the carbon tank is detected to be qualified, the male die 24 is driven to be away from the female die 2 by the driving air cylinder 14; order about connecting rod 63 through rotary driving piece 62 and rotate until seal 64 removes to seal 64 top, order about accessory support plate 65 and seal box 66 through vice lift driving piece 67 and rise, until seal box 66 and seal 64 butt, make seal 64 glue paint, move seal 64 to carbon tank top through main lift driving piece 61 and rotary driving piece 62 cooperation, the rethread main lifting unit orders about seal 64 and carbon tank butt, the realization marks the qualified carbon tank of follow-up discernment, be convenient for.

Referring to fig. 2 and 3, the upper surface of the auxiliary supporting plate 65 is vertically provided with two sets of opposite limiting plates 651, the print cartridge 66 is located between the two sets of limiting plates 651, the limiting plates 651 are further provided with locking members for limiting the movement of the print cartridge 66, the locking members comprise locking bolts 652 which are vertically threaded on the limiting plates 651, one ends of the locking bolts 652 are abutted against the outer side of the print cartridge 66, when the print cartridge 66 is disassembled, the locking bolts 652 are unscrewed, the print cartridge 66 can be moved out of the two sets of limiting plates 651, when the print cartridge 66 is installed, the print cartridge 66 is placed between the two sets of limiting plates 651, the locking bolts 652 are screwed until the locking bolts 652 are abutted against the print cartridge 66, the fixation of the print cartridge 66 can be realized, and the disassembly and assembly of the print cartridge 66 are simpler and more convenient.

The implementation principle of the embodiment of the application is as follows: and (3) putting the carbon canister to be detected into the lower die cavity 20, and controlling the driving piece to drive the male die 24 to move downwards when the laser sensor 212 detects that the carbon canister exists until the male die 24 is matched with the female die 2.

The blocking rod 42 is driven to abut against the air outlet of the carbon tank through the auxiliary sliding driving piece 41, the inflation tube 32 is driven to abut against the support through the main sliding driving piece 31, and the carbon tank is inflated through the inflation tube 32. When the carbon tank is qualified, the air pressure in the sealing cavity is normal, the alarm does not give an alarm, and the male die 24 is driven to be far away from the female die 2 through the driving piece. Order about connecting rod 63 through rotary driving piece 62 and rotate, move to seal box 66 top until seal 64, order about seal box 66 through vice lift driving piece 67 and move up until seal box 66 and seal 64 butt, rethread main lift driving piece 61 and rotary driving piece 62 cooperation move seal 64 on the connecting rod 63 to qualified carbon tank top, and order about seal 64 through main lift driving piece 61 and move down until seal 64 and carbon tank butt, realize marking qualified carbon tank.

When the carbon tank has a leakage part, the gas filled in the carbon tank by the gas filling pipe 32 leaks to the sealed cavity, so that the gas pressure of the sealed cavity changes, and the gas pressure sensor 201 senses and controls the alarm to give an alarm.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an airtight inspection tool which characterized in that: the carbon tank filling machine comprises a rack (1), wherein the rack (1) is provided with a female die (2) and a male die (24) which are matched with each other, the rack (1) is also provided with a driving cylinder (14) for driving the male die (24) to lift, the male die (24) and the female die (2) are respectively provided with an upper die cavity and a lower die cavity (20), and the upper die cavity and the lower die cavity (20) form a sealing cavity for embedding a carbon tank; die (2) still are provided with the shutoff subassembly that is used for the shutoff carbon tank air inlet and are used for toward the inflated subassembly of carbon tank inflation inlet, still be provided with baroceptor (201) in lower die cavity (20), baroceptor (201) link to each other with the alarm.

2. The airtightness inspection jig according to claim 1, wherein: the inflation assembly comprises a main support (3) arranged on the outer side of the female die (2), the main support (3) is provided with an inflation tube (32) and a main sliding driving piece (31) used for driving the inflation tube (32) to slide, the inflation tube (32) is slidably arranged in the female die (2) in a penetrating mode, and the inflation tube (32) is used for inflating an air inlet of the carbon tank; the shutoff subassembly is including setting up auxiliary stand (4) in die (2) outside, auxiliary stand (4) are provided with shutoff pole (42) and are used for driving about the gliding vice sliding driving spare (41) of shutoff pole (42), die (2) are worn to locate in shutoff pole (42) slip, shutoff pole (42) are used for the gas outlet of shutoff carbon-can.

3. The airtightness inspection jig according to claim 1, wherein: a main support plate (6) and a main lifting driving piece (61) for driving the main support plate (6) to lift are further erected on one side of the female die (2), a connecting rod (63) is arranged on the main support plate (6), a seal (64) is arranged at one end, away from the main support plate (6), of the connecting rod (63), one end, away from the seal (64), of the connecting rod (63) is rotatably connected to the main support plate (6), the rotation axis of the connecting rod (63) is vertically arranged, and a rotary driving piece (62) for driving the connecting rod (63) to rotate is further arranged on the main support plate (6); the die is characterized in that an auxiliary supporting plate (65) and an auxiliary lifting driving piece (67) used for driving the auxiliary supporting plate (65) to lift are further arranged on the outer side of the female die (2), the auxiliary supporting plate (65) is detachably connected with a seal box (66), and the seal box (66) is used for adhering and coating pigments on the seal (64).

4. The airtightness inspection jig according to claim 3, wherein: and an annular sealing ring (22) is arranged on the end face of the top end of the female die (2).

5. The airtightness inspection jig according to claim 2, wherein: rubber layers are arranged at one end, away from the main sliding driving part (31), of the inflation tube (32) and one end, away from the auxiliary sliding driving part (41), of the plugging rod (42).

6. The airtightness inspection jig according to claim 4, wherein: the upper surface of the auxiliary supporting plate (65) is vertically provided with two groups of opposite limiting plates (651), the printing box (66) is located between the two groups of limiting plates (651), and the limiting plates (651) are further provided with locking pieces used for limiting the sliding of the printing box (66).

7. The airtightness inspection jig according to claim 4, wherein: and an annular groove (23) for embedding the annular sealing ring (22) is also formed in the end face of the top end of the female die (2).

8. The airtightness inspection jig according to claim 7, wherein: the bottom side of the female die (2) is provided with a main plate (21), the two opposite sides of the main plate (21) are provided with U-shaped rods (211), and the two ends of each U-shaped rod (211) are connected to the main plate (21).