KR101488789B1 - Apparatus for assembling and testing oil jet - Google Patents

Abstract

The present invention relates to an apparatus to assemble and test an oil jet and, more specifically, relates to an assembling and test process of an oil jet composed of a body, a ball, a spring, and a nozzle consecutively performed on one apparatus using a consecutive assembly testing line, particularly a turn table; and does not require extra human resources since the entire process is automated. The assembling process and the test process are performed at the same time such that prompt responding is possible when condemned goods are produced. The quality of the testing process can significantly be improved by testing the products in the same environment when in used in an actual environment by directly spraying oil to the oil jet with a completed assembly to test alteration in the pressure.

Description

[0001] Apparatus for assembling and testing oil jet [

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to an oil jet assembly inspection apparatus, and more particularly, to an oil jet assembly inspection apparatus which includes a body, a ball, a spring and a nozzle, It is an oil jet assembly inspection system that does not require any manpower.

In order to inject fuel or oil into the vehicle, a nozzle having various shapes and opening and closing methods is used. Normally, the nozzle is closed by using the spring. When fuel or oil enters in the direction of compressing the spring, There is a nozzle having a structure capable of injecting oil.

An oil jet is used in a cylinder for jetting oil out of the nozzles. The oil jet is installed in an oil passage formed at a lower end of a cylinder bore in a cylinder block, and injects oil around the piston pin during reciprocating motion of the piston It is used for cooling and lubrication between the piston and the cylinder bore.

The oil jets are installed in the oil passage so as to perform their functions while being opened and closed according to an appropriate pressure. Examples of common oil jets include the oil jets shown in Figs. 1 and 2.

The oil jet shown in FIGS. 1 and 2 includes a body having an inlet formed therein, a ball for opening and closing an inlet of the body, a nozzle coupled to the body and having a discharge port, A conventional method of assembling such an oil jet involves manually assembling a body, a ball, a spring, and a nozzle, and then pressurizing and assembling each of the oil jets assembled into a press by using a press or the like There is a disadvantage that the productivity is low and the quality of the oil jet is not constant.

As a conventional technique proposed to solve such a problem, there is an open pressure test apparatus for oil jet disclosed in Utility Model Registration No. 20-0307639.

The utility model includes a product supply means provided on the side of the main body, a mounting means provided on the frame of the main body for transferring and mounting the oil jet, a test device for mounting the fluid of the pump in correspondence with the mounting means, And a controller for controlling the respective means automatically, semi-automatically, or manually. The apparatus according to claim 1, further comprising: A transformer test apparatus has been proposed. Since such a test apparatus is not a device for automatic assembly as a device for testing an assembled oil jet, it is difficult to obtain the effect of shortening manpower and time required for assembling.

As a related art related to another automation, there is a spring assy assembly device proposed in the patent document 10-2010-0087070.

The above-mentioned patent discloses an assembling apparatus for a spring assembly which is constituted by sequentially assembling a stopper, a spring, a spring seat and a washer on the outer circumference of a rivet, wherein the assembling apparatus comprises a jigger, a moving device, a riveting device, A component supply device that is a means for aligning each component supplied from the outside and supplying the components to the component transfer device; and a component supply device provided adjacent to the component supply device, And a plurality of assembling jigs formed on the upper surface of the moving device for each process and each component transferred through the component transferring device while being moved by each process are sequentially placed and assembled, An apparatus for moving an assembly fixture adjacent to a component transfer device for each process, The high re-betting device is a device for fully assembling the components assembled at the assembly value through a re-betting operation, and the inspection device is a device for inspecting the height and the level of the spring assy that has been completed. There has been a problem in that only the height and the horizontal degree of the assembled spring asei can be inspected, that is, only the appearance part can be inspected, but the part where the actual operation is performed is not inspected .

SUMMARY OF THE INVENTION Accordingly, it is an object of the present invention to provide an oil jet assembly inspection apparatus that can continuously perform assembly and inspection of an oil jet as one automated apparatus.

In addition, inspection can be done at the same time as assembling, and it is possible to respond promptly when defective products are generated. By directly spraying oil onto assembled oil jets and inspecting the opening pressure, the product is inspected in the same environment as the actual environment, Another object is to provide an improved oil jet assembly inspection apparatus.

The present invention relates to an oil jet pump comprising a body formed with an inlet, a ball for opening and closing an inlet of the body, a nozzle coupled to the body and having a discharge port, and a spring mounted between the body and the nozzle to push the ball toward the inlet. In the assembly inspection apparatus, the assembly inspection apparatus includes a body placement device for placing the body of the oil jet on a jig formed on a turntable, a ball placement device for placing a ball in a seated body, a spring A pressing device for pressing the nozzle fastened to the nozzle to fix the nozzle to the body; an inspection device for testing the assembled oil jet; And a discharge device for discharging the completed oil jets.

According to the present invention, assembly and inspection of an oil jet can be performed continuously as one automated apparatus, and inspection can be carried out at the same time as assembling. Thus, when a defective product is generated, it is possible to respond promptly and oil is sprayed directly onto the assembled oil jet By inspecting the transformer, it is possible to improve the quality of inspection by inspecting the product in the same environment as the actual use environment.

Fig. 1 is a diagram showing a separation structure of an oil jet
2 is a perspective view of an oil jet
Fig. 3 is a schematic view of an oil jet assembly inspection apparatus according to the present invention
Fig. 4 is a plan view of Fig. 3
5 is a schematic view of a nozzle seating apparatus according to the present invention
FIG. 6 is an overall configuration photograph of an oil jet assembly inspection apparatus according to the present invention
FIGS. 7 and 8 are views showing a part of the configuration of the oil jet assembly inspection apparatus according to the present invention
FIG. 9 is a schematic view showing a configuration of a nozzle seating apparatus according to the present invention
10 and 11 are views showing the configuration of the body feed hopper of the oil jet assembly inspection apparatus according to the present invention
12 is a view showing the configuration of the nozzle feed hopper of the oil jet assembly inspection apparatus according to the present invention
13 is a photograph showing the configuration of the ball feed hopper of the oil jet assembly inspection apparatus according to the present invention
FIG. 14 is a photograph showing the configuration of the spring feed hopper of the oil jet assembly inspection apparatus according to the present invention

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to an oil jet assembly inspection apparatus, and more particularly, to an oil jet assembly inspection apparatus which includes a body, a ball, a spring and a nozzle, It is an oil jet assembly inspection system that does not require any manpower.

The present invention relates to an oil jet pump comprising a body formed with an inlet, a ball for opening and closing an inlet of the body, a nozzle coupled to the body and having a discharge port, and a spring mounted between the body and the nozzle to push the ball toward the inlet. In the assembly inspection apparatus, the assembly inspection apparatus includes a body placement device for placing the body of the oil jet on a jig formed on a turntable, a ball placement device for placing a ball in a seated body, a spring A pressing device for pressing the nozzle fastened to the nozzle to fix the nozzle to the body; an inspection device for testing the assembled oil jet; And a discharge device for discharging the completed oil jets.

In addition, the body seating device, the ball seating device, the spring seating device, the nozzle seating device, the pressure device, the inspection device, and the discharge device are characterized in that the respective processes are sequentially performed by the turntable.

In addition, the inspection apparatus is an open-type inspection apparatus for inspecting the opening pressure of an oil jet, and the discharge apparatus is characterized in that a normal product and a defective product are separated from each other and discharged in stages.

In addition, the nozzle supplied to the nozzle mounting apparatus is supplied by the nozzle supply hopper, and the movement guide formed in the nozzle supply hopper is formed with the stepped portion, so that the nozzle moved to the lying position is immediately lifted by the stepped portion The nozzle which is supplied in a state in which the discharge port stands up is directly supplied to the nozzle mounting apparatus, but the nozzle which is moved to the other state is rolled down to the re-introduction port by its own weight.

In addition, the nozzle supplied to the nozzle mounting apparatus is supplied by a nozzle supply hopper, and the movement guide formed in the nozzle supply hopper is formed with a stepped portion, so that a part of the nozzle moved in a lying state is raised by the stepped portion, The nozzles that are fed to the upper side or are moved to other states are rolled down to the re-feeding port by their own weight.

In addition, the ball seating device and the spring seating device are supplied one by one from the ball supply hopper and the spring supply hopper by air.

Also, the apparatus for opening and closing the variable pressure tester measures the pressure and amount of the oil injected through the inlet port of the assembled oil jet, and only the oil jets coming into the normal range by using the measured oil pressure and amount, And discharges it to the normal product discharge cylinder. When the measured pressure and the amount of oil are out of the normal range, it is judged as a defective product and discharged to the defective product discharge cylinder.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 3 is a configuration diagram of an oil jet assembly inspection apparatus according to the present invention, FIG. 4 is a plan view of FIG. 3, FIG. 5 is a structural view of a nozzle seating apparatus according to the present invention, 7 and 8 are photographs of a part of the apparatus for inspecting an oil jet assembly according to the present invention, FIG. 9 is a photograph of the nozzle seating apparatus according to the present invention, and FIGS. 10 and 11 FIG. 12 is a photograph of the nozzle feed hopper of the oil jet assembly inspection apparatus according to the present invention, and FIG. 13 is a view showing the structure of the oil jet assembly inspection apparatus according to the present invention. FIG. 14 is a photograph of the configuration of a spring feed hopper of an oil jet assembly inspection apparatus according to the present invention. FIG. 14 is a photograph of a spring feed hopper of an oil jet assembly inspection apparatus according to the present invention. A ball 3 for opening and closing the inlet 2, A spring 5 mounted between the body 1 and the nozzle 5 for pushing the ball 3 toward the inlet 2, a nozzle 5 fixed to the body 1 and having an outlet 6, The apparatus for inspecting an assembly of an oil jet includes an apparatus 10 for mounting a body 1 of an oil jet on a jig 103 formed on a turntable 102, A spring seat device 30 for inserting a spring 4 into a body 1 on which the ball 3 is seated, A pressurizing device 50 for pressurizing the nozzle 5 fastened to the nozzle 1 by fitting the nozzle 5 into the body 1 and fastening the nozzle 5 to the body 1, An inspection device 60 for testing the assembled oil jets, and a discharge device 70 for discharging the tested oil jets.

First, the oil jet produced by the present invention is composed of a body 1, a ball 3, a nozzle 5 and a spring 4, and the body 1 and the nozzle 5 are connected to each other in an interference fit manner The incision portion 5a is formed in a part of the nozzle 5 so as to have a predetermined width. When the incision portion 5a is fitted into the body 1, the incision portion is bent inward and is firmly fastened.

The body receiving apparatus 10 is a device for receiving the body 1 from a body feeding hopper 11 formed on one side and placing the body 1 on a jig 103 fixedly coupled to the turntable 102, A body 13 for moving the grip 12 and an air valve 14 for moving the body 13 and a movement path of the body 13 And a guide 15 for guiding the light beam.

A ball seating device 20 for placing a ball 3 in a body 1 mounted on a jig 103 is provided on the side of the body seating device 10, A spring seat device 30 for placing a spring 4 on a semi-finished product in which the ball 1 and the ball 3 are seated is provided on the side of the spring seat device 30, 3 and the spring 4 are mounted thereon is provided with a nozzle mounting apparatus 40 for fitting the nozzle 5 into the semi-finished product.

The ball seating device 20 and the spring seating device 30 are fed one by one from the ball feed hopper 21 and the spring feed hopper 31 by air and are introduced into the body 1, The nozzle 5 is received by the jig 103 from the nozzle supply hopper 41 formed around the nozzle mounting apparatus 40. [

The semi-finished product in a state in which all required parts are seated through the body placing device 10, the ball placing device 20, the spring seating device 30 and the nozzle seating device 40 is rotated by the rotation of the turntable 102, The nozzle 5 is positioned in front of the nozzle 50 and then the nozzle 5 is inserted into the body 1 by the pressurization of the pressurizing device 50 so that the body 1 and the nozzle 5 are firmly fixed to each other.

The product that has been assembled by the pressurizing device 50 is an oil jet in the final product state and is then positioned on the front surface of the inspection device 60 by the rotation of the turntable 102.

The inspection apparatus 60 is an apparatus for inspecting the opening pressure of an oil jet. The apparatus checks the pressure when the inlet port 2 is opened by injecting oil into the inlet port 2 of the oil jet. Is also checked to determine whether the oil jets are operating normally.

At this time, the pressure when the inlet 2 is opened, that is, the opening pressure, is set as the normal range, and when the measured pressure is measured within the normal range, it is judged as normal product and discharged. And the measured open-circuit voltage can be detected in real time through the monitor 101. All the data for the open-circuit voltage test can be stored and the user can check the data for the open-circuit voltage test if necessary.

In the illustrated embodiment, the discharging device 70 includes a normal product discharging device 71 for discharging only normal products and a normal product discharging device 71 for discharging only defective products. The normal product discharging device 71 is discharged to the normal product discharging container 73 and the defective product discharging device 72 is divided into the defective product discharging container 74 to be discharged, It is possible to grasp at a glance an amount of defective product and a generated part depending on the operation time or work amount through the defective product collected in the defective product discharge cylinder 74 at a glance.

The body seating apparatus 10, the ball seating apparatus 20, the spring seating apparatus 30, the nozzle seating apparatus 40, the pressurizing apparatus 50, the inspection apparatus 60 and the discharge apparatus 70 according to the present invention As shown in the drawing, the turntable 102 may be configured to sequentially perform the respective processes. In some cases, the lines may be formed in a straight line so that the respective processes can be performed along the lines.

As in the illustrated embodiment, the continuous process of the turntable 102 allows the size of the oil jet assembly inspection apparatus to be reduced, which is advantageous in terms of spatial efficiency. In the case of a straight line, It is easy to maintain, and it is easy to insert the product.

The body of the oil jet supplied to the body seat device 10 is supplied by the body feed hopper 11. As shown in FIGS. 10 and 11, the body of the oil jet 1 supplied to the body seat device 10 Is provided by the body feed hopper 11 and the body movement guide 16 formed on the body feed hopper 11 is inclined toward the center of the body feed hopper 11 and is provided on one side of the movement guide 16 A reintroduction port 18 for reintroducing the body is formed so that the body 1 is moved along the movement guide 16 in a lying state or the state where the load is higher, It is rolled or tilted by the own weight of the body 1 and falls into the body feed hopper 11 through the re-feed opening 18. [

That is, in order for the body 1 loaded in the body feeding hopper 11 to be fed to the body seat 10, the open portion must be fed upward (indicated by A in FIG. 10) (The direction indicated by B in Fig. 10), the cylindrical body is rolled down to the re-entry port, and in a standing state, the state in which the inlet port 2 is formed is upward The body 1 is moved in a standing state by the movement guide 16 formed so as to be inclined because the side on which the inlet port 2 is formed is heavy compared to the opposite side and the portion on which the re- The body 1 is opened to not support the circumferential surface of the body 1 so that the body 1 falls due to its own weight and enters the re-entry opening 18.

This process is repeated infinitely so that only the body in a state where the body 1 is always opened with the open part upward is supplied to the body seat device.

The nozzle 5 supplied to the nozzle mounting apparatus 40 is supplied by the nozzle supply hopper 41 and the movement guide 42 formed in the nozzle supply hopper 41 is formed with a step 43 The nozzle 5 which is fed in a state in which the discharge port 6 is upwardly moved is installed in the nozzle mounting device 40, but the nozzle 5, which is moved to a state other than that, is rolled off by the self-weight to the re-entry opening 44.

That is, a part of the nozzles 5, which are rolled off by the step 43 formed in the movement guide 42, are in a state in which the discharge port 6 is raised or in an opposite state. When the discharge port 6 is moved upward The nozzle 5 in the state of being normally moved along the movement guide 42 but the nozzle 5 in which the discharge port 6 is moved down is relatively narrow in cross sectional area of the bottom surface and falls due to its own weight, The nozzle 5 is always kept in a state in which the portion where the opening 5a is formed is directed downward. That is, only the nozzle with the discharge port 6 upward is moved to the nozzle mounting device 40 .

The ball seating device 20 and the spring seating device 30 are supplied one by one from the ball feed hopper 21 and the spring feed hopper 31 by air and the continuous supply such as the body 1 and the nozzle 5 The ball 3 and the spring 4 can be supplied in excess of one in the case of the ball 3 and the air valve 23 and 33 And the air is blown into the moving pipes 22 and 32 so as to be moved along the moving pipes 22 and 32 one by one by the pressure of air applied to the moving pipes 22 and 32. [

The reference numerals are provided for holding the body 1 because the body 1 may fall when the nozzle 5 is coupled to the body 1 by the support arm 49. [

As a result, the present invention can continuously perform assembly and inspection of oil jets as one automated apparatus, and it is possible to quickly respond when defective products are generated by inspection at the same time as assembly, By inspecting the open transformer, the quality of the inspection is improved by inspecting the product in the same environment as the actual use environment, and there is a remarkable effect that the whole work is automated and no separate manpower is required.

1. Body 2. Inlet 3. Ball
4. Spring 5. Nozzle 5a. Incision
6. Outlet
10. Body mounting device 11. Body feed hopper 12. Tongs
13. Body 14. Air valve 15. Guide
16. Movement guide 17. Step part 18. Re-input port
20. Ball seating device 21. Ball feed hopper 22. Moving tube
23. Air valve
30. Spring seating device 31. Spring feed hopper 32. Moving tube
33. Air Valve
40. Nozzle seating device 41. Nozzle feed hopper 42. Moving guide
43. Step 44. Re-entry 45. Tongs
46. Body 47. Air Valve 48. Guide
49. Support arm
50. Pressure device 60. Inspection device 70. Discharge device
71. Normal product discharge device 72. Defective product discharge device
73. Normal product discharge case 74. Defective product discharge case
100. Main frame 101. Monitor 102. Turntable
103. Jig

Claims (7)

A ball 3 for opening and closing an inlet 2 of the body 1 and a nozzle 5 connected to the body 1 and having an outlet 6, And a spring (4) mounted between the body (1) and the nozzle (5) to push the ball (3) toward the inlet (2)
The assembly inspection apparatus includes a body mounting apparatus 10 for placing the body 1 of the oil jet on a jig 103 formed on the turntable 102 and a ball mounting apparatus 10 for inserting the ball 3 into the mounted body 1. [ A spring seat device 30 for placing a spring 4 in a body 1 on which the ball 3 is placed and a spring seat device 30 for holding the spring 5 in a body 1 on which the spring 4 is seated, A pressurizing device 50 for pressurizing the nozzle 5 with the nozzle 5 and fitting the nozzle 5 into the body 1 and an inspection device 60 for testing the assembled oil jet And a discharge device (70) for discharging the oil jets that have been inspected.
The method according to claim 1,
The body seating device 10, the ball seating device 20, the spring seating device 30, the nozzle seating device 40, the pressure device 50, the inspection device 60 and the discharge device 70 are connected to the turntable 102 And the respective steps are sequentially performed by the oil-jet assembly inspection apparatus.
The method according to claim 1,
Wherein the inspection device (60) is an open-type inspection device for inspecting the opening pressure of an oil jet, and the discharging device (70) separates a normal product and a defective product and discharges them step by step.
The method according to claim 1,
The body of the oil jet supplied to the body seat device 10 is supplied by the body feed hopper 11 and the movement guide 16 of the body formed in the body feed hopper 11 is inserted into the body feed hopper 11 And a re-charging opening 18 for re-charging the body is formed at one side of the movement guide 16 so that the body 1 is moved along the movement guide 16 in a lying state, That is, when the side on which the inlet port 2 is formed is moved upward, it is rolled or tilted by the weight of the body 1 and falls into the body feed hopper 11 through the re- Inspection device.
The method according to claim 1,
The nozzle 5 supplied to the nozzle mounting apparatus 40 is supplied by the nozzle supply hopper 41 and the movement guide 42 formed in the nozzle supply hopper 41 is formed with a step 43 The nozzle 5 which is fed in a state in which the discharge port 6 is upwardly moved is installed in the nozzle mounting device 40), but the nozzle (5), which is moved to the other state, falls to the reentry opening (44) due to its own weight.
The method according to claim 1,
Wherein the ball seating device (20) and the spring seating device (30) are supplied one by one from the ball feed hopper (21) and the spring feed hopper (31) by air.
The method of claim 3,
The open-type inspection apparatus measures the pressure and amount of the oil injected through the inlet 2 of the assembled oil jet and measures only the oil jets coming into the normal range using the measured oil pressure and amount And judging that the product is out of the normal range, and discharging the product to the discharge device of the defective product.

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