WO2022000102A1

WO2022000102A1 - Multi-station nozzle inspection device

Info

Publication number: WO2022000102A1
Application number: PCT/CN2020/098402
Authority: WO
Inventors: 陈现元
Original assignee: 苏州得奥自动化科技有限公司
Priority date: 2020-06-28
Filing date: 2020-06-28
Publication date: 2022-01-06

Abstract

The present invention relates to a multi-station nozzle inspection device, comprising a tabletop panel, wherein a machine frame is provided at the bottom of the tabletop panel, and an indexing plate is provided at a middle position of the tabletop panel; an optical fiber cover, a gas-tight inspection mechanism, an NG product discharging mechanism and an OK product discharging mechanism are connected to the tabletop panel in order around the indexing plate. The multi-station nozzle testing device has the advantages such as improving testing efficiency, improving production efficiency, reducing production costs, improving safety, facilitating operation, facilitating adjustment and reducing labor intensity.

Description

A multi-station nozzle detection equipment

technical field

The invention relates to the technical field of automatic detection, in particular to a multi-station nozzle detection device.

Background technique

Pressure detection includes water pressure and air pressure detection, which is suitable for testing the pressure resistance and blasting performance of various automobile hoses, rubber hoses, air conditioning pipes, automobile assemblies and other products. It is used for burst pressure measurement and pressure time measurement of various types of pipe fittings. It is widely used in the production, development and research of various hoses such as quality inspection units, various vehicle parts manufacturing units, product quality inspection stations, scientific research institutions and other fields. The pressure test system consists of a pressurization system and a control and display system. The pressurization system is mainly composed of a liquid booster pump, etc., which mainly completes the pressurization and pressure maintenance of the system, which can ensure the pressurization and pressure maintenance of the long-term test. The control and display system mainly completes the work of controlling the pressure of the driving gas, controlling the pressure relief, displaying the pressure in time, and controlling the pressurization.

Due to the requirement of no residual water vapor in the nozzle, in order to save the water source and recycle it, according to the nozzle product testing requirements, the air pressure detection is selected. Conventional manual detection is inefficient, there is a phenomenon of missed detection in manual detection, and there are potential safety hazards.

To this end, we have developed a multi-station nozzle inspection equipment.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a multi-station nozzle detection device in order to overcome the shortcomings of the prior art, which has the advantages of improving detection efficiency, improving production efficiency, reducing production cost, improving safety, easy operation, easy adjustment and reduction of labor intensity. .

In order to achieve the above purpose, the technical solution adopted in the present invention is: a multi-station nozzle detection device, comprising a frame, a table top plate is arranged at the top of the frame, and a The divider is provided with an indexing plate at the top position of the divider, and the desktop board is located around the indexing plate and is sequentially connected with an optical fiber cover, two airtight detection mechanisms, a NG product blanking mechanism and a OK product feeding mechanism, a plurality of nozzle fixtures are evenly distributed around the top of the indexing plate, nozzles are sleeved at the top of the nozzle fixture, and a control cabinet is connected to the lower side of the frame. The top of the desktop board is covered with an acrylic cover, and the two nozzles are placed on the two nozzle fixtures on one side of the fiber cover, and the control cabinet controls the nozzles on the indexing plate to rotate to be airtight At the testing mechanism, after testing the air tightness nozzle, the NG product is unloaded from the NG product unloading mechanism, and the OK product is unloaded from the OK product unloading mechanism.

Preferably, the nozzle fixture is a convex structure, a cylinder is provided at the top of the nozzle fixture, an outer convex cone is provided at the top of the cylinder, and a first convex cone is provided at the top of the outer convex cone. an air hole, a concave conical surface is provided on a side wall of the nozzle fixture in the length direction, a horizontal second air hole is arranged at the top of the concave conical surface, the first air hole and the second air hole are Connecting vertically, the nozzle fixture is provided with a stepped support surface on the upper side of the inner concave conical surface.

Preferably, the air tightness detection mechanism includes an adjustable detection mounting seat, a sliding table cylinder, a test cone mounting plate, two horizontally arranged test cones and a pneumatic stroke adjuster. The sliding table cylinder is provided at one end of the sliding table cylinder, the test cone mounting plate is provided at one end of the sliding table cylinder, and the test cone is provided on the side of the test cone mounting plate away from the sliding table cylinder. One end of the test cone is sleeved with an O-ring, and the pneumatic stroke adjuster is connected to one side of the slide cylinder.

Preferably, an adjustable support seat is provided on the upper side of the test cone, a crimping cylinder is connected to the side of the support seat away from the cylinder of the sliding table, and a lower pressure plate is arranged at the bottom end of the crimping cylinder .

Preferably, the NG product blanking mechanism includes an adjustable reinforcing rib plate, a rodless cylinder, a three-rod cylinder, a clamping jaw mounting plate and two pneumatic finger cylinders connected in sequence from top to bottom. The side of the rib plate close to the indexing plate is horizontally connected with the rodless cylinder, the rodless cylinder and the three-rod cylinder are horizontally connected through a connecting plate, and the bottom end of the pneumatic finger cylinder is movably connected with two rods. The parallel clamping jaws are connected with a plurality of magnetic switches on one side of the three-rod cylinder away from the rodless cylinder.

Preferably, an L-shaped unloading funnel is provided on the lower side of the rodless cylinder, and the unloading funnel is arranged through the table top board and is fixedly connected with the table top board.

Preferably, the OK product unloading mechanism and the NG product unloading mechanism have the same structure and size.

Preferably, the divider is connected to a single-phase motor through a toothed belt, and one end of the divider is provided with an induction sheet and a groove-type photoelectric switch, and the induction sheet is arranged through the photoelectric switch.

Preferably, a set of safety gratings are vertically arranged at the top of the desktop board, and the safety gratings are arranged close to the optical fiber cover.

Preferably, the indexing plate is provided with circumferentially distributed through holes, and the through holes are disposed adjacent to two adjacent nozzle fixtures.

Due to the application of the above-mentioned technical solutions, the present invention has the following advantages compared with the prior art:

1. The multi-station nozzle detection device of the present invention is provided with a safety grating on the desktop to improve the safety of operation;

2. Adopt double-station feeding and double-station detection to improve detection efficiency;

3. Through the automatic detection of the set air pressure, the production efficiency is improved. The detection results are visually displayed on the display screen, which is convenient for operation and reduces labor intensity. The detection mounting seat and the support seat can be moved horizontally, which is convenient for adjustment;

4. After the detection, the nozzles, NG products/OK products are automatically unloaded respectively to improve production efficiency;

5. Only one operator is required to load the material, reducing production costs.

Description of drawings

1 is a perspective view of the multi-station nozzle detection device according to the present invention;

Accompanying drawing 2 is the top plan view of the desktop board according to the present invention;

Accompanying drawing 3 is the top perspective view of the desktop board according to the present invention;

4 is a schematic structural diagram of the nozzle fixture according to the present invention;

5 is a schematic structural diagram of the splitter at the bottom of the desktop board according to the present invention;

6 is a schematic structural diagram of the detection mechanism according to the present invention;

FIG. 7 is a schematic structural diagram of the abutment of the test cone and the nozzle fixture according to the present invention;

FIG. 8 is a schematic structural diagram of the NG product cutting mechanism according to the present invention.

detailed description

The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.

In the accompanying drawings 1 and 2, a multi-station nozzle detection device includes a rack 5, a table top 6 is provided at the top of the rack 5, and a divider 7 is passed through the middle position of the table top 6, The top position of the divider 7 is provided with an indexing plate 8, and the desktop board 6 is located around the indexing plate 8 and is sequentially connected with an optical fiber cover 10, two airtight detection mechanisms 20, a NG product unloading mechanism 30 and an OK product. Blanking mechanism 40 .

A plurality of nozzle fixtures 9 are evenly distributed around the top of the indexing plate 8, and a nozzle 100 is sleeved at the top of the nozzle fixture 9. A control cabinet 1 is connected to the lower side of the frame 5, and the top of the desktop board 6 is covered There is an acrylic cover 2, a digital display screen 200 is arranged on one side of the acrylic cover 2, the two nozzles 100 are placed on the two nozzle fixtures 9 on one side of the fiber cover 10, and the control cabinet 1 controls the indexing plate 8. The nozzle 100 is rotated to the air-tightness detection mechanism 20 . After detecting the air-tight nozzle 100 , the NG product is unloaded from the NG product unloading mechanism 30 , and the OK product is unloaded from the OK product unloading mechanism 40 .

In order to facilitate the positioning of the nozzle 100, in FIG. 4, the profiled nozzle fixture 9 is a convex structure, a cylinder 90 is provided at the top of the nozzle fixture 9, and an outer convex cone surface 91 is provided at the top of the cylinder 90. A first air hole 92 is provided at the top of the convex conical surface 91, a concave conical surface 93 is provided on a side wall of the nozzle fixture 9 in the length direction, and a horizontal second air hole 94 is provided at the top of the concave conical surface 93. The first air hole 92 is in vertical communication with the second air hole 94 , and the nozzle fixture 9 is provided with a stepped support surface 95 on the upper side of the concave conical surface 93 .

In order to improve the airtight detection efficiency, two airtight detection mechanisms 20 are provided. In Figures 6 and 7, the airtight detection mechanism 20 includes an adjustable detection mounting seat 21, a slide cylinder 22, and a test cone A mounting plate 23, two horizontally arranged test cones 24 and a pneumatic stroke adjuster 25, a sliding table cylinder 22 is provided at the top of the detection mounting seat 21, and a test cone mounting plate 23 is provided at one end of the sliding table cylinder 22 for testing. A test cone 24 is provided on the side of the cone mounting plate 23 away from the slide cylinder 22 , and an O-ring 240 is sleeved at one end of the test cone 24 .

In order to facilitate the pressing and positioning of the nozzle 100, an adjustable support seat 26 is framed on the upper side of the test cone 24. The support seat 26 is connected to a crimping cylinder 27 on the side away from the slide cylinder 22, and the bottom end of the crimping cylinder 27 is connected to A lower pressure plate 28 is provided.

In order to facilitate cutting, in Figures 3 and 8, the NG product cutting mechanism 30 includes an adjustable reinforcing rib plate 31, a rodless cylinder 32, and a three-rod cylinder 33, a The clamping jaw mounting plate 34 is connected with the two pneumatic finger cylinders 35, and the side of the reinforcing rib plate 31 close to the indexing plate 8 is horizontally connected with a rodless cylinder 32, and the rodless cylinder 32 and the three-rod cylinder 33 are horizontally connected by a connecting plate. Two parallel clamping jaws 36 are movably connected to the bottom end of the cylinder 35 , and a plurality of magnetic switches 37 are connected to the side of the three-rod cylinder 33 away from the rodless cylinder 32 . The lower side of the rodless air cylinder 32 is provided with an L-shaped unloading funnel 38 , and the unloading funnel 38 is arranged through the table top plate 6 and is fixedly connected with the table top plate 6 . The OK product unloading mechanism 40 has the same structure and size as the NG product unloading mechanism 30 .

In order to facilitate the adjustment of the indexing plate 8, in Figures 2 and 5, the divider 7 is connected to a single-phase motor 72 through a toothed belt 71, and one end of the divider 7 is provided with an induction piece 73 and a groove-type The photoelectric switch 74 and the induction sheet 73 are arranged through the photoelectric switch 74 . The indexing plate 8 is provided with through holes 81 distributed around the circumference, and the through holes 81 are arranged adjacent to two adjacent nozzle fixtures 9 .

In order to improve the safety of operation, a set of safety gratings 3 are vertically arranged at the top of the desktop board 6 , and the safety gratings 3 are arranged close to the optical fiber cover 10 .

Manually insert the two nozzles 100 on the nozzle fixture 9 on the side of the fiber optic cover 10 , the bottom end of the nozzles 100 is in contact with the step support surface 95 , and the control cabinet 1 controls the rotation of the indexing plate 8 through the single-phase motor 72 , the nozzle 100 rotates to the front of the test cone 24, the lower pressing plate 28 presses the nozzle 100 on the nozzle fixture 9, the first air hole 92 and the second air hole 94 are in contact with the nozzle 100 respectively, and the test cone 24 is in contact with the second air hole 94 Then, the first air hole 92 is connected with the air source part 4 through the nozzle 100, and the test NG product rotates to the lower side of the gripper 36 of the NG product feeding mechanism, and the gripper 36 clamps the NG product and places it on the NG product's unloading funnel In 38, in the same way, the clamping jaws of the OK product unloading mechanism pick up the OK product and place it in the OK product unloading funnel 41, and manually load the material again, and repeat the process.

The technological process of the multi-station nozzle detection equipment is as follows:

1. Manually apply two nozzles at one time at the feeding station.

2. The indexing plate sends the nozzle to the inspection station.

3. The air tightness detection mechanism performs ventilation detection on the two nozzles and judges OK/NG. All judgments are based on the value displayed on the pressure gauge.

4. The nozzle enters the NG product unloading mechanism, and the gripper will unload the NG product.

5. The OK product of the nozzle enters the OK product feeding mechanism, and the gripper grips the OK product and sends it into the OK product's feeding funnel.

6. Repeat the above actions.

The present invention has the following advantages:

1. In the multi-station nozzle detection device of the present invention, a safety grating is set on the desktop board to improve the safety of operation.

2. Adopt double-station feeding and double-station detection to improve detection efficiency.

3. Through the automatic detection of the set air pressure, the production efficiency is improved. The detection results are visually displayed on the display screen, which is convenient for operation and reduces labor intensity. The detection mounting seat and the support seat can be moved horizontally, which is convenient for adjustment.

4. After detection, the nozzles, NG products/OK products are automatically unloaded respectively to improve production efficiency.

The above are only specific application examples of the present invention, and do not constitute any limitation to the protection scope of the present invention. All technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.

Claims

A multi-station nozzle detection device, comprising a rack, characterized in that: a table top plate is provided at the top of the rack, a divider is passed through the middle position of the table top plate, and the top of the divider is provided with a divider. An indexing plate is arranged at the position, and the desktop board is located around the indexing plate and is sequentially connected with an optical fiber cover, two airtight detection mechanisms, a NG product unloading mechanism and an OK product unloading mechanism. A plurality of nozzle fixtures are evenly distributed around the top of the dial, the top of the nozzle fixture is sleeved with nozzles, the lower side of the frame is connected to a control cabinet, and the top of the desktop board is covered with an acrylic cover, put the two nozzles on the two nozzle fixtures on one side of the fiber cover, the control cabinet controls the nozzles on the indexing plate to rotate to the air tightness detection mechanism, and the air tightness is detected. The nozzle of NG product is unloaded from the NG product unloading mechanism, and the OK product is unloaded from the OK product unloading mechanism.
The multi-station nozzle inspection equipment according to claim 1, wherein the nozzle fixture is a convex structure, a cylinder is provided at the top of the nozzle fixture, and an outer convex cone is provided at the top of the cylinder There is a first air hole at the top of the outer convex conical surface, an inner concave conical surface is arranged on a side wall of the nozzle fixture in the length direction, and a horizontal first air hole is arranged at the top of the inner concave conical surface. Two air holes, the first air hole is in vertical communication with the second air hole, and the nozzle fixture is provided with a stepped support surface on the upper side of the concave conical surface.
The multi-station nozzle testing equipment according to claim 1, wherein the air tightness testing mechanism comprises an adjustable testing mounting seat, a sliding table cylinder, a testing cone mounting plate, and two horizontally arranged test cones With a pneumatic stroke adjuster, the sliding table cylinder is provided at the top of the detection mounting seat, and the test cone mounting plate is provided at one end of the sliding table cylinder, and the test cone mounting plate is far away from the sliding table. One side of the table cylinder is provided with the test cone, one end of the test cone is sleeved with an O-ring, and the pneumatic stroke adjuster is connected to one side of the slide table cylinder.
The multi-position nozzle testing equipment according to claim 3, wherein an adjustable support seat is framed on the upper side of the test cone, and a crimping cylinder is connected to the side of the support seat away from the cylinder of the sliding table. , and the bottom end of the crimping cylinder is provided with a lower pressing plate.
The multi-station nozzle detection equipment according to claim 1, wherein the NG product blanking mechanism comprises an adjustable reinforcing rib plate, a rodless cylinder, and a three-rod cylinder connected in sequence from top to bottom, A clamping jaw mounting plate and two pneumatic finger cylinders, the side of the reinforcing rib plate close to the indexing plate is horizontally connected with the rodless cylinder, and the rodless cylinder and the three-rod cylinder are horizontally connected by a connecting plate The bottom end of the pneumatic finger cylinder is movably connected with two parallel clamping jaws, and the side of the three-rod cylinder away from the rodless cylinder is connected with a plurality of magnetic switches.
The multi-station nozzle detection device according to claim 5, wherein an L-shaped feeding funnel is provided on the lower side of the rodless cylinder, and the feeding funnel is arranged through the table top plate and is connected with the The desktop board is fixedly connected.
The multi-station nozzle detection device according to claim 6, wherein the OK product unloading mechanism and the NG product unloading mechanism have the same structure and size.
The multi-station nozzle detection device according to claim 1, wherein the divider is connected to a single-phase motor through a toothed belt, and one end of the divider is provided with an induction sheet and a groove-type photoelectric A switch, the induction sheet is arranged through the photoelectric switch.
The multi-station nozzle detection device according to claim 1, wherein a set of safety gratings are vertically arranged at the top of the desktop board, and the safety gratings are arranged close to the optical fiber cover.
The multi-station nozzle detection device according to claim 1, wherein the indexing plate is provided with through holes distributed in a circumference, and the through holes are arranged adjacent to two adjacent nozzle fixtures.