CN209296249U - A kind of entirety in airtight detecting apparatus is airtight and film airtight detecting apparatus - Google Patents

Abstract

The utility model discloses an integral airtightness and film airtightness detection equipment in the airtightness detection equipment. A turntable mechanism is arranged on the working platform of the airtightness detection equipment, and an integral airtightness detection unit is arranged outside the turntable mechanism and on the working platform. equipment and film airtight testing equipment, the overall airtight testing equipment and film airtight testing equipment are electrically connected to the airtight testing instrument respectively; The overall airtight detection equipment is fixed on the working platform, and the second pressing cylinder is arranged on the top of the second installation top plate, and the second telescopic rod of the second pressing cylinder passes through the second installation top plate and connects with the second force-bearing connecting block. The set second T-shaped lower pressing block is connected, and the bottom of the second T-shaped lower pressing block is provided with a second cavity plate. The utility model provides an integral airtightness and film airtightness detection device in the airtightness detection equipment capable of performing flexible downward pressure and realizing automatic airtightness detection.

Description

Integral airtightness and film airtightness detection equipment in a kind of airtightness detection equipment

technical field

The utility model relates to the field of machinery, mainly relates to the technical field of airtight detection, in particular to an overall airtight and film airtight detection equipment in the airtight detection equipment.

Background technique

The existing airtight testing equipment contains multiple processes, and the airtight pass rate of the product can be determined only by implementing multiple tests through multiple processes. In the prior art, traditional industrial operations for multiple processes use multiple Each operator performs shrapnel riveting, shrapnel height detection, and air tightness detection through manual inspection. These processes are manually completed, and everyone’s operating level is inconsistent, which may easily cause shrapnel riveting angles, riveting positions, and riveting. The installation position is offset, or the installation height of the shrapnel is inconsistent; the airtight detection is easy to cause deviation of the detection due to the displacement of the airtight sealing ring due to manual error, and secondly, the workpiece is transported manually, or the precision parts on the workpiece are easy to be received by manual operation. damage. This is time-consuming and labor-intensive, and the work efficiency is low. Operators are prone to operating errors, which will lead to an increase in the failure rate of the product and increase the production cost.

Therefore, it is necessary to develop a method that can perform flexible downward pressure on the workpiece and automatic airtightness detection, which can effectively ensure that the conditions for the airtightness detection of each workpiece are consistent, and can achieve close cooperation with other processes, and work with workpiece loading and workpiece production. , workpiece detection, workpiece performance discrimination, classification and discharging processes are combined into one airtight performance testing equipment.

Contents of the invention

Aiming at the defects existing in the prior art, the utility model proposes a method that can flexibly press down the workpiece and automatically detect the airtightness, which can effectively ensure that the conditions for the airtightness detection of each workpiece are consistent, and can realize It is the overall airtightness and film airtightness detection equipment in the airtightness detection equipment that is closely coordinated with the workpiece feeding, workpiece production, workpiece inspection, workpiece performance discrimination, classification and discharge processes.

Therefore, the utility model now proposes the following technical proposal: an overall airtight and film airtight detection equipment in the airtight detection equipment, the airtight detection equipment is provided with a working platform, and the working platform is provided with a turntable mechanism , around the outside of the turntable mechanism, and located on the working platform along the process conveying direction, there are integral airtight detection equipment and film airtight detection equipment in sequence, and the overall airtight detection equipment and film airtight detection equipment are respectively connected with The airtight detector is electrically connected; the overall airtight detection equipment is fixed on the working platform through the second base, the second base is provided with an integral airtight equipment support, and the top of the integral airtight equipment support is provided with The second installation top board, the second installation top board is provided with a second press-down cylinder, the second press-down cylinder is provided with a second telescopic rod, and the second telescopic rod passes through the second installation top board and connects with the first The two force-bearing connecting blocks are fixedly connected, and the second force-bearing connecting block is provided with a second T-shaped lower pressing block, and the integral airtight equipment support is provided with a corresponding embedding for the second T-shaped lower pressing block The bottom of the second T-shaped lower pressing block is fixedly connected to the top of the second cavity plate used to monitor the overall airtightness of the workpiece, and the overall airtight equipment support is provided with positive and negative material changeover sensor.

In a preferred embodiment of the present utility model, two airtight detectors are provided in the airtight detection device, which are respectively electrically connected to the overall airtight detection device and the film airtight detection device. Separately detect the two airtight conditions, making the detection data more accurate and more targeted.

In a preferred embodiment of the present invention, the second cavity plate includes a pressing chamber matching the shape of the workpiece and the positioning jig, and at least two second pressing rods are arranged in the pressing chamber, each The second pressing rod is sleeved with a second pressing spring, and each end of the second pressing rod is provided with a second pressing block; the second pressing block is connected with the second pressing spring and The second cavity plates are elastically connected, and the second pressing block is supported by the second pressing rod to realize longitudinal expansion and contraction. The flexible pressing operation of lifting the second cavity plate reduces the mechanical damage to the workpiece during the airtight testing process.

In a preferred embodiment of the present invention, the pressure cavity at the bottom of the second cavity plate corresponds to the airtight sealing ring of the workpiece, and the bottom of the second cavity plate is also provided with a The second cavity plate is also connected with a precision differential sensor for detecting the sealing pressure value of the workpiece.

In a preferred embodiment of the present invention, a pin is provided on the side of the second cavity plate, and the position of the pin is matched with the position of the positive and negative material change sensor.

In a preferred implementation of the utility model, the second cavity plate is electrically connected with the air tightness detector.

In a preferred embodiment of the present utility model, the planar area of the pressing chamber is smaller than the planar area of the airtight sealing ring, and the second cavity plate can closely fit with the airtight sealing ring when pressed down, and the The airtight sealing ring can surround the pressing chamber.

In a preferred embodiment of the present invention, a turntable mechanism is arranged on the working platform, and 6 stations are arranged on the turntable mechanism, and each station is provided with a positioning jig, and the positioning The jig matches the shape of the workpiece to be produced, surrounds 6 stations, and is located on the working platform according to the direction of workpiece transmission. There are feeding installation equipment, shrapnel riveting equipment, overall airtight testing equipment, and film airtight testing equipment. , shrapnel height detection equipment, manipulator distribution equipment.

In a preferred embodiment of the present invention, a plurality of positioning columns are arranged on the positioning jig.

In a preferred embodiment of the present invention, an air inlet is provided on the side of the second cavity plate, and the air inlet is connected to the air tightness detector.

The beneficial effects of the utility model are:

1. The utility model provides an overall airtight and film airtight detection equipment in the airtight detection equipment in the industrial automation that can realize mechanical automation, improve detection efficiency, reduce workpiece loss, and improve airtight detection equipment. The turntable mechanism adopted in the utility model realizes the transmission of the workpiece through the turntable mechanism, and then the overall airtight detection equipment and the film airtight detection equipment are arranged on the working platform and around the turntable mechanism, and the overall airtight detection equipment and the film airtight The testing equipment and the airtight detector cooperate with each other, and the airtight sealing ring and airtight diaphragm of the workpiece realize automatic airtight testing.

2. Two second pressing rods are arranged in the pressing cavity of the second cavity plate of the utility model, and the second pressing block is elastically connected to the second cavity plate through the second pressing spring, and the second pressing The second pressing block is limited and supported by the second pressing rod to realize longitudinal expansion and contraction. The second cavity plate has a flexible downward force to prevent mechanical damage when the workpiece is pressed down, thereby affecting the pass rate of the workpiece.

3. The combined use of 2 second pressing rods, 2 second pressing blocks and 2 second pressing springs not only satisfies the demand for flexible pressing down of the second cavity plate, but also reduces the zero cost of the equipment as much as possible. The components make the equipment more streamlined when meeting the production needs, and facilitate the installation, maintenance and repair of the equipment.

Description of drawings

Fig. 1 is a schematic view of the squint structure when the front door of the airtight detection equipment cabinet of the preferred embodiment of the present invention is removed;

Fig. 2 is a front view structural schematic diagram 1 when the front cabinet door of the airtight detection device of the preferred embodiment of the present invention is removed;

Fig. 3 is a front view structure schematic diagram II when the front cabinet door of the airtight detection device of the preferred embodiment of the present invention is half opened;

Fig. 4 is a top view structural diagram of the working platform of the preferred embodiment of the utility model;

Fig. 5 is a schematic structural view of the working platform of the preferred embodiment of the present invention viewed obliquely from the shrapnel riveting equipment;

Fig. 6 is a schematic structural view of the working platform of the preferred embodiment of the present invention viewed obliquely from the shrapnel height detection device;

Fig. 7 is a schematic structural view of the working platform of the preferred embodiment of the present invention viewed obliquely from the manipulator distributing equipment;

Fig. 8 is a schematic structural view of the airtightness detection equipment of the working platform facing the film in the preferred embodiment of the present invention;

Fig. 9 is a structural schematic diagram of the top view of the turntable mechanism of the preferred embodiment of the present invention;

Fig. 10 is a schematic structural view of the side view of the turntable mechanism of the preferred embodiment of the present invention;

Fig. 11 is a schematic structural view of positioning fixtures for placing workpieces in a preferred embodiment of the present invention;

Fig. 12 is a structural schematic diagram of the shrapnel riveting equipment of the preferred embodiment of the present invention installed on the working platform;

Fig. 13 is a schematic structural view of the shrapnel riveting equipment of the preferred embodiment of the present invention;

Fig. 14 is a schematic structural diagram of the oblique view of the binder plate in the shrapnel riveting equipment of the preferred embodiment of the present invention;

Fig. 15 is a side view structural schematic diagram of the binder plate in the shrapnel riveting equipment of the preferred embodiment of the present invention;

Fig. 16 is a schematic structural view of the overall airtight detection device in a preferred embodiment of the present invention;

Fig. 17 is a schematic diagram of the structure of the cavity plate of the overall airtight detection device of the preferred embodiment of the present invention;

Fig. 18 is a schematic structural view of a shrapnel height detection device in a preferred embodiment of the present invention;

Fig. 19 is a schematic structural diagram of the detection mechanism of the shrapnel height detection device of the preferred embodiment of the present invention;

Fig. 20 is a structural schematic diagram 1 of a manipulator distributing device installed on a working platform in a preferred embodiment of the present invention;

Fig. 21 is a structural schematic diagram II of a manipulator distributing device installed on a working platform in a preferred embodiment of the present invention;

Fig. 22 is a schematic diagram of the oblique view of the workpiece grasped by the manipulator in the preferred embodiment of the present invention;

Fig. 23 is a schematic side view of the workpiece grasped by the manipulator in the preferred embodiment of the present invention;

Fig. 24 is a schematic structural view of a conveying channel in a preferred embodiment of the present invention;

Among them, 1- overall body frame, 2- operating area, 3- working platform, 11- control box, 112- warning tower light, 12- console, 121- cabinet door, 122- control button, 123- material box, 13 -Scrap bin, 131-Scrap bin mouth, 14-touch screen, 15-conveying material path, 15-conveying material path, 151-chute, 152-conveyor belt, 153-conveying motor, 154-first pivoting roller, 155-Torque transmission belt, 156-Second pivoting roller, 157-Conveying material channel support frame, 16-Air tightness detector, 4-Turntable mechanism, 40-Drive motor, 41-Turntable, 42-Jig fixed plate, 43-material detection sensor, 44-turntable lubrication support mechanism, 441-transmission wheel, 442-installation plate, 45-divider mechanism, 46-material attitude detection sensor, 47-positioning fixture, 471-positioning column, 48-workpiece , 481-high point of shrapnel, 482-riveting point of shrapnel, 483-airtight sealing ring, 484-tight diaphragm, 5-loading installation equipment, 51-feeding platform, 52-detection hole, 6-riveting equipment of shrapnel, 6O-Riveting equipment bracket, 61-The first operating cylinder, 62-The first telescopic column, 621-The first telescopic plate, 63-The first pressing plate, 631-The first pressing column, 632-The first pressing spring , 64-riveting needle, 7-integral airtight testing equipment, 7O-integral airtight equipment bracket, 701-second guide groove, 702-second T-shaped lower pressure block, 71-second lower pressure cylinder, 72-positive Anti-material change sensor, 73-second cavity plate, 730-second force connecting block, 731-second pressing block, 732-second pressing rod, 733-second pressing spring, 734- Plug, 735-pin, 736-air intake hole, 8-shrapnel height detection equipment, 8O-shrapnel height detection equipment bracket, 801-the fourth guide groove, 802-the fourth T-shaped lower pressure block, 803-the fourth receiving Force connection block, 81-fourth press cylinder, 82-height detection mechanism, 821-shrapnel height detection head, 822-probe, 9-manipulator distribution equipment, 9O-gate bracket, 91-horizontal support rod, 911 -Transverse slide rail, 912-slider in-position sensor, 913-slider, 914-fifth support plate, 915-sixth support plate, 92-first longitudinal telescopic cylinder, 921-first longitudinal telescopic column, 93-the first Two telescopic cylinders, 931-second telescopic column, 94-manipulator, 941-clamping cylinder, 942-saliva clamp, 10-film airtight testing equipment.

Detailed ways

In order to make the technical means, creative features, goals and effects achieved by the utility model easy to understand, the utility model will be further elaborated below in conjunction with specific embodiments.

As shown in Figures 1 to 24, it is a kind of airtight detection equipment of the present invention. The airtight detection equipment is provided with an integral body frame 1, and the airtight detection area, Operation area 2, unqualified workpiece placement area, operation area 2 is equipped with a working platform 3, a turntable mechanism 4 is installed on the working platform 3, and two air tightness detectors 16 are installed in the air tightness detection area, unqualified workpieces under the working platform 3 A scrap bin 13 is arranged in the workpiece placement area, the turntable mechanism 4 is electrically connected to a control box 11, and the working platform 3 is sequentially provided with feeding installation equipment 5 and shrapnel electrically connected to the control box 11 along the conveying direction of the workpiece process. Riveting equipment 6, overall airtight testing equipment 7, thin film airtight testing equipment 10, shrapnel height testing equipment 8, manipulator distributing equipment 9, one side of the working platform 3 is connected with a conveying channel 15, and the outside of the overall body frame 1 is provided with a Control box 11, loading and installation equipment 5, shrapnel riveting equipment 6, overall airtight testing equipment 7, film airtight testing equipment 10, shrapnel height testing equipment 8, manipulator distributing equipment 9, and airtight testing instrument 16 are all electrically connected touch screen14.

Specifically, as shown in Figures 1 to 3, the overall body frame 1 is composed of a rectangular metal frame and a panel. The overall body frame 1 is provided with multiple sets of cabinet doors 121 for operation and maintenance, and at least one for placing tools. Material box 123. Further, the top of the overall body frame 1 is provided with a multi-color warning tower light 112 for realizing failure alarm; the bottom of the body frame 1 is provided with four rollers to facilitate the movement of the equipment, and the rollers are provided with self-locking devices to stabilize the equipment. Placed in a designated position, the self-locking device of the utility model adopts the self-locking device of the rollers commonly used in the prior art, which can be one or more of latches, fixed buckles, brake pads, and pivotally connected buckle parts. Furthermore, in order to enable the operator to clearly see the internal production operation on the periphery, the cabinet doors and panels on the overall body frame 1 are made of materials with high transparency, which can be plastic plates or glass plates. One or more, a SOP kanban is also set outside the overall body frame 1 . In the utility model, the SOP kanban adopts a liquid crystal display kanban, and the liquid crystal display kanban is electrically connected with a detection probe, and the monitoring probe is arranged on the top of the internal structure of the overall body frame 1 .

Specifically, as shown in Figures 9 to 11, the working platform 3 is a mounting plate for supporting equipment and assembling equipment. The working platform 3 is provided with a turntable mechanism 4. The turntable mechanism 4 includes a mechanism for driving the turntable mechanism 4 to realize precision The drive motor 40 and the divider mechanism 45 of intermittent motion, the drive motor 40 is electrically connected with the divider mechanism 45, the turntable mechanism 4 also includes a turntable 41 and a jig fixed disk 42, and the turntable 41 and the jig fixed disk 42 are arranged concentrically. Further, the divider mechanism 45 is a cam divider, which is fixed on the working platform 3 through a mounting piece. More specifically, the use of the cam divider has the characteristics of simple structure, accurate action, stable transmission, high output division accuracy, and long life. Multiple stations are evenly distributed on the turntable 41, and the cam divider drives the turntable 41 to rotate intermittently to the designated position. Station.

Further, as shown in Fig. 4 to Fig. 11, 6 stations are arranged around the periphery of the fixture table 42 on the working platform 3, and the 6 stations are respectively arranged with the control box 11 along the conveying direction of the workpiece process. Feeding and installation equipment for electrical connection 5, shrapnel riveting equipment 6, overall airtight testing equipment 7, film airtight testing equipment 10, shrapnel height testing equipment 8, manipulator distributing equipment 9; There are 6 positioning jigs 47 corresponding to the number of stations, and each positioning jig 47 corresponds to each equipment operation area. The edge of the turntable 41 is provided with material detection sensors 43 consistent with the number of positioning jigs 47. Each material detection The installation positions of the sensors 43 correspond to each station one by one. The material detection sensor 43 is used to monitor whether there is a workpiece 48 in the positioning jig 47 .

Further, as shown in FIGS. 4 to 11 , the bottom of the turntable 41 in the turntable mechanism 4 is provided with a drive motor 40 for powering the turntable mechanism, a divider mechanism 45, and a plurality of turntable lubricators for supporting the turntable mechanism 4. A support mechanism 44, and at least one material posture detection sensor 46. The material posture detection sensor 46 is correspondingly arranged on the working platform 3 corresponding to the feeding installation device 5. Specifically, the turntable lubrication support mechanism 44 includes a mounting plate 442 for fixed connection with the working platform 3, and one end of the support column is connected to the mounting plate 442. , the other end of the support column is pivotally connected with a transmission wheel 441, the transmission wheel 441 supports the turntable 41, and the roller surface of the transmission wheel 441 is tangent to the bottom of the turntable 41, the turntable mechanism 4 is supported by the turntable lubrication support mechanism 44, and the auxiliary turntable 41 rotates, reduces the resistance when rotating disk 41 rotates.

Specifically, the bottom of the turntable 41 is provided with a transmission wheel guide rail embedded with the transmission wheel 441, and the transmission wheel guide rail is provided with a slightly protruding transmission wheel limit block for positioning, and the transmission wheel limit block is connected to each working position. There is a one-to-one correspondence between the bits and each material detection sensor 43 .

Specifically, each positioning jig 47 installed on the turntable 41, the positioning jig 47 is matched with the shape of the workpiece 48, is used to place the workpiece 48, and a plurality of positioning jigs are arranged on the positioning jig 47 for fixing the position of the workpiece 48. The positioning column 471 prevents the workpiece 48 from shifting due to external force during the production process.

Specifically, as shown in FIG. 3 , a loading installation device 5 is provided on the working platform 3 close to the console 12 , and a loading platform 51 is connected to the loading installation device 5 . A detection hole 52 is opened on the feeding platform 51 ; the positive and negative posture of the workpiece 48 is detected through the detection signal of the material posture detection sensor 46 passing through the detection hole 52 .

More specifically, the workpiece 48 to be detected is placed in the positioning jig 47, and then the turntable mechanism 4 is placed in the initial position, and the workpiece 48 on the positioning jig 47 is detected by the front and back of the material provided under the loading platform 51. The sensor 46 detects the front and back of the material; the material detection sensor 43 detects whether there is a workpiece 48 on the station, and the drive motor 40 and the divider mechanism 45 operate, so that the workpiece 48 on the positioning jig 47 moves to each station for detection and is replaced by mechanization. Artificial. Specifically, when the workpiece 48 is placed in the positioning fixture 47, two shrapnels are arranged on the front of the workpiece 48, and the shrapnels are embedded in the workpiece 48 after being riveted by the riveting point 482 of the shrapnel, and are arranged in the slot on the front edge of the workpiece 48. An airtight sealing ring 483 is provided; and an airtight diaphragm 484 is arranged at the center position of the back of the workpiece 48 . The airtight testing equipment of the utility model firstly rivets the elastic pieces of the workpiece 48, then performs airtight testing on the airtight sealing ring 483 and the airtight diaphragm 484, and then detects whether the height of the two elastic pieces of the workpiece 48 meets the requirements. The whole device saves time and labor, improves work efficiency, and at the same time, due to accurate positioning, the product does not change during the whole work process, which can improve the consistency of the product.

Specifically, as shown in Figures 12 to 15, a shrapnel riveting device 6 is provided on the working platform 3 on the side of the loading installation device 5, and the shrapnel riveting device 6 is installed on the working platform 3 through the first base, and the first base is provided with There is a riveting equipment support 60, the riveting equipment support 60 is H-shaped, and the side plates on both sides are arranged in parallel on the first base through a plurality of support rods, and a first installation top plate is arranged on the top of the riveting equipment support 60, and the first installation top plate The first operating cylinder 61 is arranged on the top, and the bottom of the first installation top plate is provided with a telescopic plate 621 and two riveting needles 64 electrically connected with the first operating cylinder 61. The first telescopic plate 621 connects with the first An operating cylinder 61 is electrically connected, and one end of a plurality of first telescopic columns 62 passes through the first installation top plate, and the other end is fixedly connected to the telescopic plate 621, and the first telescopic column 62 is controlled by the first operating cylinder 61 to expand and contract up and down. Then the first expansion plate 621 is controlled by the first expansion column 62 to move up and down, the first expansion plate 621 drives the first pressing plate 63 connected under the first expansion plate 621, and the first pressing plate 63 rotates to the shrapnel riveting equipment The workpiece 48 on the 6-station is pressed against, and at the same time, the riveting needle 64 performs the riveting operation on the two shrapnel riveting points 482 on the workpiece 48 .

Further, the first pressing plate 63 is connected to the first telescopic plate 621 through the first pressing column 631, and the first pressing column 631 is also provided with a first pressing support plate, on the first pressing supporting plate The first pressing column 631 between the first pressing plate 63 is provided with a first pressing spring 632, and the first pressing plate 63 can flexibly press the workpiece 48 through the first pressing spring 632 to prevent Excessive pressure causes damage to the workpiece 48 .

Specifically, as shown in Fig. 7, Fig. 8, Fig. 16 and Fig. 17, on the working platform 3, an integral airtight detection device 7 and a film airtight detection device 10 are sequentially arranged on the shrapnel riveting device 6 side along the process conveying direction. , the overall airtight detection equipment 7 is installed on the working platform 3 through the second base, one end of the overall airtight equipment bracket 70 is fixedly connected with the second base, the other end is provided with a second installation top plate, and the second installation top plate is provided with a second Press down the cylinder 71, the second telescopic rod of the second down-pressed cylinder 71 passes through the second installation top plate, one end of the second telescopic rod is connected with the second down-pressed cylinder 71, and the other end of the second telescopic rod is connected with the second stressed The block 730 is fixedly connected, and the second force-bearing connection block 730 is provided with a second T-shaped lower pressing block 702, and the overall airtight equipment support 70 is provided with a second guide corresponding to the second T-shaped lower pressing block 702. Groove 701, the bottom of the second T-shaped lower pressing block 702 is fixedly connected with the top of the second cavity plate 73 for monitoring the overall airtightness of the workpiece 48, and the overall airtight equipment support 70 is provided with a positive and negative material change sensor 72 .

Further, the bottom of the second cavity plate 73 abuts against the airtight sealing ring 483 of the workpiece 48, and the bottom of the second cavity plate 73 is also provided with a pressing chamber for testing airtightness and matching with the shape of the workpiece 48. Two second pressing blocks 731 are arranged in the cavity, the second pressing blocks 731 are connected to the bottom of the second cavity plate 73 through the second pressing rod 732, and the second pressing blocks 731 are connected to the second cavity plate 73 The second pressing rod 732 between them is sleeved with a second pressing spring 733, and the bottom of the second cavity plate 73 is also provided with a plug 734 matching the shape of the airtight diaphragm 484. The second cavity plate 73 The side is provided with a latch 735 corresponding to the position of the positive and negative material change sensor 72, and the second cavity plate 73 is provided with an air inlet 736, which is connected with the air inlet pipe of the air tightness detector 16, and the air inlet Between 736 and the airtight detector 16, a precise differential sensor is arranged to detect the sealing pressure value.

The bottom of the second cavity plate 73 abuts against the airtight sealing ring 483 of the workpiece 48 so that the second cavity plate 73 blocks the rubber airtight sealing ring 483 and the middle plug 734 in the entire workpiece 48 to form a sealed The cavity is tested, and the air tightness detector 16 injects compressed air into the sealed cavity through the intake pipe from the intake hole 736, and then automatically disconnects the inflation gas source. Balanced solenoid valve (one end of the solenoid valve is connected to a sealed cavity, and the other end is connected to a non-leakage standard part), the air tightness test is a precision differential sensor connected to the same gas path of the standard part through the sealed cavity, Measure the pressure difference between the standard part and the sealed cavity within the specified time, and then obtain the pressure difference caused by the actual leakage of the sealed cavity through compensation, so as to judge whether there is leakage in the sealed cavity. The pressure difference caused by the actual leakage of the sealed cavity is detected by the air tightness detector 16 , and the airtight performance of the rubber airtight sealing ring 483 in the workpiece 48 is further tested.

The thin-film airtight detection device 10 is installed on the working platform 3 through the third base, and the thin-film airtight detection device 10 is consistent with the structure and working principle of the overall airtight detection device 7 as shown in FIG. 8 . The film airtight detection equipment 10 is installed on the working platform 3 through the third base, one end of the support of the film airtight detection equipment is fixedly connected with the third base, the other end is provided with a third installation top plate, and the third installation top plate is provided with a third lower The compression cylinder, the third telescopic rod of the third downward pressure cylinder passes through the third installation top plate, one end of the third telescopic rod is connected with the third downward pressure cylinder, and the other end of the third telescopic rod is fixedly connected with the third force connecting block, In addition, a third T-shaped lower pressing block is provided on the third force-bearing connecting block, and a third guide groove corresponding to the third T-shaped lower pressing block is provided on the support of the film airtight detection equipment. The bottom of the block is fixedly connected to the top of the third cavity plate for monitoring the airtightness of the film of the workpiece 48, and the positive and negative material change sensor 72 is arranged on the support of the film airtight detection equipment. The airtight cavity formed between the third cavity plate and the workpiece is filled with another airtight detector 16 to further detect the airtight performance of the rubber airtight diaphragm 484 in the workpiece 48 .

Specifically, as shown in Figure 18 and Figure 19, the shrapnel height detection device 8 is fixedly installed on the working platform 3 through the fourth bottom mounting plate, the bottom of the shrapnel height detection equipment bracket 80 is connected to the fourth bottom mounting plate, and the shrapnel height detection equipment bracket The top of the 80 is fixedly provided with a fourth installation top plate, and the top of the fourth installation top plate is provided with a fourth press-down cylinder 81, which is connected to one end of the fourth telescopic rod, and the other end of the fourth telescopic rod is provided with a fourth T Shaped lower pressing block 802, the bracket 80 of the shrapnel height detection equipment is provided with a fourth guide groove 801 that matches the shape corresponding to the fourth T-shaped lower pressing block 802, and the bottom of the fourth T-shaped lower pressing block 802 is provided with a height The detection mechanism 82 is provided with two probes 822 and two shrapnel height detection heads 821 on the height detection mechanism 82 , further, the shrapnel height detection heads 821 are metal detection heads. Furthermore, the metal shrapnel used by the shrapnel, the utility model uses a shrapnel made of metal copper, because the shrapnel has conductivity, two probes 822 are respectively connected to the riveting point 482 of the shrapnel at one end of the shrapnel, and then the height of the shrapnel is detected. The head 821 is in contact with the high point 481 of the other end of the shrapnel, and the high point 481 of the shrapnel touches the height detection head 821 of the shrapnel, so that the height detection head 821 of the shrapnel is electrically connected with the probe 822, indicating that the product is qualified, and the high point 481 of the shrapnel cannot touch the shrapnel The height detection head 821 makes the shrapnel height detection head 821 and the probe 822 unable to be electrically connected, indicating that the product is unqualified.

Specifically, as shown in Figures 20 to 23, the manipulator distributing equipment 9 is fixedly installed on the working platform 3 through the fifth bottom mounting plate, and the fifth bottom mounting plate is fixedly connected with a door-shaped bracket 90, and the top of the door-shaped bracket 90 The horizontal support rod 91 is provided with a horizontal chute, and the horizontal chute is provided with a horizontal slide rail 911. The horizontal slide rail 911 is electrically connected with the second telescopic cylinder 93, and the horizontal slide rail 911 is connected to the horizontal slide rail 911 by the horizontal telescopic rod. A slider 913 embedded with an I-shape realizes horizontal sliding. A fifth support plate 914 is arranged on the slider 913. A first longitudinal telescopic cylinder 92 is arranged on the fifth support plate 914. A first longitudinal telescopic cylinder 92 is provided with a second telescopic cylinder 92. Five telescopic rods, one end of the fifth telescopic rod is connected in the first longitudinal telescopic cylinder 92, the other end is connected with the sixth support plate 915, and two first longitudinal support plates 914 and 915 are arranged between the fifth support plate 915 The telescopic column 921 and the auxiliary sixth support plate 915 are stretched up and down under the drive of the fifth telescopic rod. The bottom of the sixth support plate 915 is provided with a clamping cylinder 941, and the clamping cylinder 941 is connected with a saliva clamp 942. Control the saliva clamp 942 to clamp the workpiece 48 .

Further, on the working platform 3, a scrap bin mouth 131 is arranged at the position facing the manipulator distributing equipment 9, and a scrap bin mouth 131 is provided with a scrap hopper for placing unqualified workpieces 48, below the scrap bin mouth 131. Connected is a scrap bin 13 for storing defective workpieces 48 .

Further, as shown in Fig. 3 and Fig. 24, a conveying channel 15 is arranged at the corresponding position of the manipulator distributing device 9 on the overall body frame 1, and one end of the conveying material channel 15 is connected with the manipulator distributing device through the chute 151. 9 docking, and the end of the chute 151 leans against the edge of the scrap hopper, the chute 151 is obliquely arranged between the edge of the scrap hopper and the conveyor belt 152, and a conveyor support frame 157 is arranged outside the conveyor path 15, and the conveyor path support frame The bottom of 157 is provided with a transmission motor 153, the transmission motor 153 is pivotally connected with the torque transmission belt 155 through the first pivot roller 154, and the torque transmission belt 155 is pivotally connected with the transmission belt 152 through the second pivot roller 156, and the torque transmission belt is provided by the motor 155 torque, the torque transmission belt 155 drives the conveyor belt 152 to transmit.

Furthermore, the outer angle α formed between the chute 151 and the conveyor belt 152 is an obtuse angle, and in the present invention, 110°≤α≤160°.

The working principle of an airtight detection device of the utility model is: the operator presses the control button 122, and debugs on the touch screen 14, loads materials on the positioning jig 47 of the loading installation device 5, and the turntable mechanism 4 controls each The station rotates and rivets the shrapnel riveting point 482 connecting the workpiece 48 and the shrapnel on the positioning jig 47 under the shrapnel riveting equipment 6 in turn, and then transfers to the next station, and the positioning jig 47 rotates to the overall airtight detection equipment 7 Next, the overall airtightness test is carried out on the workpiece 48, and then the positioning fixture 47 is rotated to the thin film airtightness detection device 10 times, and the diaphragm airtightness test is carried out on the workpiece 48, and then the turntable mechanism 4 will realize the airtightness test after the airtightness test. The workpiece 48 is rotated by the positioning jig 47 to the shrapnel height detection equipment 8 times to detect the height of the riveted shrapnel on the workpiece 48, and then the positioning jig 47 is rotated to the manipulator distributing equipment 9 times, and the manipulator distributing equipment 9 performs material distributing Processing, qualified workpiece 48 is clamped by manipulator distributing equipment 9 and puts into conveying material channel 15, and unqualified workpiece 48 is clamped and put into scrap bin 13 by manipulator distributing equipment 9.

The above embodiment is only one implementation mode of the present utility model, and its description is relatively specific and detailed, but it should not be construed as limiting the patent scope of the present utility model. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the scope of protection of the utility model patent should be based on the appended claims.

Claims (8)

1. A kind of overall airtightness and film airtightness detection equipment in the airtightness detection equipment, it is characterized in that: described airtightness detection equipment is provided with working platform, and described working platform is provided with turntable mechanism, surrounds described turntable Outside the mechanism, and located on the working platform along the direction of process transmission, there are integral airtight detection equipment and film airtight detection equipment in sequence. connection; the overall airtight testing equipment is fixed on the working platform through a second base, the second base is provided with an integral airtight equipment support, and the top of the integral airtight equipment support is provided with a second installation top plate, A second press-down cylinder is provided on the second installation top plate, and a second telescopic rod is provided on the second press-down cylinder, and the second telescopic rod passes through the second installation top plate and connects with the second stressed connection block It is fixedly connected, and the second T-shaped lower pressing block is arranged on the second force-bearing connecting block, and the second guide corresponding to the second T-shaped lower pressing block is arranged on the support of the integral airtight equipment. groove, the bottom of the second T-shaped lower pressing block is fixedly connected to the top of the second cavity plate for monitoring the overall airtightness of the workpiece, and the positive and negative material change sensors are arranged on the overall airtight equipment support; The airtight detection equipment is provided with two airtight detectors which are respectively electrically connected to the overall airtight detection equipment and the film airtight detection equipment; The second cavity plate includes a pressing chamber that matches the shape of the workpiece and the positioning fixture, and at least two second pressing rods are arranged in the pressing chamber, and each of the second pressing rods is covered with a A second pressing spring is connected, and each end of the second pressing rod is provided with a second pressing block; the second pressing block is elastically connected to the second cavity plate through the second pressing spring , and the second pressing block is limited and supported by the second pressing rod to achieve longitudinal expansion and contraction. 2. The overall airtightness and film airtightness detection equipment in the airtightness detection equipment according to claim 1, characterized in that: the pressing chamber at the bottom of the second cavity plate corresponds to the airtight sealing ring of the workpiece, The bottom of the second cavity plate is also provided with a plug matching the shape of the airtight diaphragm, and the second cavity plate is also connected with a precision differential sensor for detecting the sealing pressure value of the workpiece. 3. The overall airtightness and thin film airtightness detection equipment in the airtightness detection equipment according to claim 2, characterized in that: the side of the second cavity plate is provided with a pin, and the position of the pin is the same as that of the front and back The position of the material change sensor is matched accordingly. 4. The overall airtightness and film airtightness detection equipment among the airtightness detection equipments according to claim 3, characterized in that: the second cavity plate is electrically connected to the airtightness detector. 5. The overall airtight and thin film airtight detection equipment in the airtight detection equipment according to claim 2, characterized in that: the plane area of the pressure chamber is smaller than the plane area of the airtight sealing ring, and the When the second cavity plate is pressed down, it can be closely attached to the airtight sealing ring, and the airtight sealing ring can surround the pressing chamber. 6. The overall airtightness and thin film airtightness detection equipment in the airtightness detection equipment according to claim 1, characterized in that: a turntable mechanism is set on the working platform, and 6 stations are set on the turntable mechanism Each of the stations is provided with a positioning fixture, the positioning fixture is matched with the shape of the workpiece to be produced, surrounds 6 stations, and is located on the working platform according to the conveying direction of the workpiece. Material installation equipment, shrapnel riveting equipment, overall air tightness testing equipment, thin film air tightness testing equipment, shrapnel height testing equipment, manipulator distributing equipment. 7 . The overall airtightness and thin film airtightness testing equipment among the airtightness testing equipments according to claim 6 , characterized in that: the positioning jig is provided with a plurality of positioning columns. 8. The overall airtightness and film airtightness detection equipment in the airtightness detection equipment according to any one of claims 1-7, characterized in that: the side of the second cavity plate is provided with an air inlet, and the inlet The air hole is connected with the air tightness detector.