KR0172678B1 - Internal-combustion engine testing installation - Google Patents

Abstract

Provided is an internal combustion engine test facility that can appropriately perform warm-up operation, various inspections, etc., eliminate the need for a ventilator, and facilitate and quick detection of a fire or the like.

By opening the periphery of the internal combustion engine driver 13 by moving the door-shaped sound barrier 30 to the rear position, it is possible to facilitate the carrying in of the internal combustion engine 5 and to facilitate the interlocking and connection of various devices. . When the internal combustion engine 5 is operated to perform a desired performance test, the internal combustion engine driver 13 is mixed with the sound of the internal combustion engine 5 and external noise by the rear soundproof wall 12 and the door-shaped soundproof wall 30. In addition, an accurate measurement can be performed with respect to the adjacent internal combustion engine test apparatus 10 with almost no adverse influence mutually. The internal combustion engine driver 13 is located in a compartment open front and upward, which makes unnecessary the ventilation device for the internal combustion engine driver 13, and when the fire occurs, the upper opening 34 and the front open. Wealth makes it easy and quick to find things by smoking.

Description

Internal combustion engine test facility

1 is a cross-sectional side view of a portion of an internal combustion engine test apparatus in an internal combustion engine test facility representing an embodiment of the present invention.

2 is a front view of an internal combustion engine test apparatus portion of the internal combustion engine test facility.

3 is a cross-sectional plan view of a portion of an internal combustion engine testing apparatus in the internal combustion engine testing facility.

4 is a plan view of the internal combustion engine test facility.

* Explanation of symbols for main parts of the drawings

1: turntable 3: control panel

5: internal combustion engine 6: pallet apparatus

7: lower pallet 8: upper pallet

9: connection part 10: internal combustion engine testing apparatus

12: rear sound insulation wall 13: internal combustion engine driving unit

15 exhaust device 16 side noise barrier

20: pallet support device 25: feeder device

30: door sound barrier 31: side wall

32: partial ceiling 33: connecting member

34: opening 39: air motor (sound wall movement device)

41: stand for air and fuel 42: stand for cooling

43: control device

[Industrial use]

The present invention relates to an internal combustion engine test facility employed for performing a performance test on, for example, an internal combustion engine before assembling to a vehicle body in an automobile assembly plant.

[Prior art]

Conventionally, for this kind of equipment, for example, an internal combustion engine test apparatus disclosed in Japanese Patent Laid-Open No. 5-126680 is known. That is, in this conventional structure, the internal combustion engine test apparatus is provided in several places in the circumferential direction on a turntable, and the peripheral wall surrounding the internal combustion engine drive part is provided in each internal combustion engine test apparatus. Each peripheral wall has a partition wall located at the center of the turntable with respect to the internal combustion engine driver, and a non-wall (opening case) freely opening and closing at the other side of the turntable with respect to the internal combustion engine driver and the side of the internal combustion engine driver. It is comprised by the door wall which surrounds an upper direction. The portal wall is configured to move freely between a position surrounding the internal combustion engine driving portion and an open position.

According to this conventional configuration, the internal combustion engine to be tested by this is carried into an empty internal combustion engine driving unit, and at the time of carrying in the internal combustion engine testing apparatus, the door wall is moved to a position where the internal combustion engine operating unit is opened and the nasal wall is moved. It is operated to open so that the periphery of the internal combustion engine driver is opened. After the internal combustion engine is set in the internal combustion engine driving unit, the internal combustion engine driving unit is sealed as the movable wall is used to close the internal combustion engine driving unit and the nasal walls are closed.

Then, during the rotation of the turntable, the warm-up operation of the internal combustion engine is first performed in the warm-up process, and then, in the adjusting process, the door wall is opened and the nasal wall is opened to operate the idle adjustment and the ignition timing adjustment. The operation conditions such as the exhaust gas adjustment are adjusted. In addition, in the inspection step, the door wall is moved to the closed side, and the non-wall is closed and the surroundings are closed, and the noise, vibration response, and the like are examined. After the test, the internal combustion engine is stopped and the drainage is carried out with the perimeter open as the door is moved to the open side and the nasal wall is opened, after which the internal combustion engine is taken out of the internal combustion engine tester.

[Problems that the invention tries to solve]

According to the above-described conventional structure, when the warm-up operation in the warm-up process and the inspection in the inspection process are performed, the internal combustion engine driving unit is in a sealed state, so that a ventilation device for the internal combustion engine driving unit is required. When a fire breaks out, there is a risk that it will not be possible to find it easily and quickly. An object of the present invention is to provide a soundproofing effect that is required, an internal combustion engine capable of performing a warm-up operation and various inspections appropriately, making the ventilation device unnecessary, facilitating the discovery of a fire and the like, and responding quickly. The point is to provide testing equipment.

[Means for solving the problem]

The internal combustion engine test equipment of the first invention of the present invention, which achieves the above object, is provided with a rear soundproof wall positioned rearward to the internal combustion engine driver and a door-shaped soundproof wall surrounding the left and right sides and the upper part of the internal combustion engine driver. The sentence-shaped sound barrier is configured to move freely between the front portion surrounding the internal combustion engine driving portion and the rear portion opening the periphery of the internal combustion engine driving portion, and an open portion is formed above the ceiling portion of the sentence-shaped sound barrier.

In addition, the second invention is constituted by the pair of side wall portions on the left and right sides of the door-shaped soundproof wall and the partial ceiling extending inwardly upward from the upper end of the side wall portions in the above-described first invention internal combustion engine test facility, and the upper portions between both ends of the ceiling portions. The opening is formed.

In the third invention, the internal combustion engine test apparatus of the first invention has a plurality of internal combustion engine test apparatuses in circumferential directions on a turntable.

[Action]

According to the first aspect of the present invention, when the internal combustion engine to be tested is brought into the internal combustion engine driving unit, the door-shaped sound barrier is moved to the rear position to open the periphery of the internal combustion engine driving unit. In addition, the movement of various devices with respect to the internal combustion engine and the connection to the respective parts can be easily performed. In this way, after the internal combustion engine is set in the internal combustion engine driving unit, the door-shaped sound barrier is moved to the front part, so that the left and right directions and the upper part of the internal combustion engine driving unit are surrounded by the door-shaped sound barrier to make it possible to test the internal combustion engine. By operating, internal combustion engines can be warmed up and tested for noise, vibration and responsiveness.

At that time, the internal combustion engine driving section is located in a compartment that is partitioned by a rear soundproof wall and a door-shaped soundproof wall and is open to the front and the upper part, so that the sound of the internal combustion engine of the internal combustion engine test apparatus adjacent to each other through these front and upper openings is There is almost no noise, so the adverse effects of the internal combustion engine test apparatus adjacent to each other in the left and right directions are almost negligible and thus accurate measurement can be made.

And it is located in the compartment which is open in the front and the upper part, and can make unnecessary the ventilation apparatus for this internal combustion engine driving part and smoke through the upper opening part and the front opening part when a fire occurs in the internal combustion engine which is being operated. It is easy to find and quickly responds to things like flying.

In addition, according to the second aspect of the present invention, the door-shaped sound barrier has a partial ceiling extending inclined upward from the upper end of both side wall portions, and an opening is formed upward between both ends of the partial ceiling, so that the sound of the internal combustion engine driver is opened. When coming out of the unit, they are gathered without spreading, and the mutual adverse effects on adjacent internal combustion engine test apparatuses are less severe.

According to the third aspect of the present invention, by rotating the turntable, the internal combustion engine test apparatus group can be sequentially moved to, for example, an import process, a warm up process, an adjustment process, an inspection process, a drainage process, and a discharge process. At that time, the internal combustion engine can be loaded into the internal combustion engine driving unit in which the sentence soundproof wall is moved to the rear position side in the previous step. In addition, during the warm-up process, the door-shaped soundproof wall is moved to the front position, and the warm-up operation of the internal combustion engine can be performed while the internal combustion engine operating unit is surrounded.

Next, the adjustment process can adjust operation conditions, such as idle adjustment, ignition timing adjustment, and exhaust gas adjustment, by moving the door-shaped sound barrier to the rear part and opening the periphery of the internal combustion engine driver. In addition, the inspection process moves the sentence sound barrier to the front position, and can inspect the noise, vibration, response, etc. while the left and right and upper directions of the internal combustion engine driving unit are surrounded by the sentence sound barrier. In this way, the operation of the internal combustion engine which has been subjected to the intended inspection is stopped, and in the drainage process, the door-shaped soundproof wall is moved to the rear position, and the drainage can be carried out while separating from the various apparatuses with the periphery of the internal combustion engine operating part open. have. Thereafter, the internal combustion engine of the internal combustion engine driver can be taken out in the export process.

EXAMPLE

EMBODIMENT OF THE INVENTION Below, one Embodiment of this invention is described based on drawing.

Reference numeral 1 denotes a turntable, and the internal combustion engine test apparatus 10 is radially disposed at a plurality of locations (18 at 20 intervals in the embodiment) at predetermined angular intervals in the circumferential direction of the surface. Outside the turntable 1, an internal combustion engine loading device 50 and an internal combustion engine taking-out device 55 with respect to the internal combustion engine testing device 10 are disposed adjacent to each other.

That is, the carry-out apparatus 50 opposes the carry-in conveyor 51 and the terminal of this carry-on conveyor 51 freely, and the take-out trolley which can freely receive the internal combustion engine 5 from the pallet support apparatus 20 ( 57). These carts 52 and 57 are integrated by the connecting member 5, and are free to reciprocate on the arc-shaped path 59 formed on the outer side of the turntable 1. In addition, the carry-in conveyor 51 and the carry-out conveyor 56 are comprised by the drive chain conveyor.

Furthermore, a cylindrical body 2 is erected at the center portion of the turntable 1, and a control panel 3 and the like connected to a control device (described later) and a ground side control device (not shown) are installed in the cylindrical body 2. do. Reference numeral 4 denotes a rotational drive linked to the turntable 1.

The internal combustion engine testing device 10 is freely opposed to the internal combustion engine loading device 50 and the internal combustion engine taking off device 55, and the internal combustion engine 5 is handled through the pallet device 6. The pallet device 6 is composed of two stages of an upper pallet 8 which is placed upward on the lower pallet 7 of the lower pallet 7 supported by various conveying means and which freely supports the internal combustion engine 5. It consists of a form. A coupling member 9 is provided at the end of the lower pallet 7, and a pipe group is connected to each part of the internal combustion engine 5 from the coupling member 9.

In the internal combustion engine test apparatus 10, a stepped rear soundproof wall 12 divides (closes) the internal combustion engine test apparatus 10 in the front-rear direction at a middle portion in the front-rear direction on the base body 11. That is, it is arrange | positioned in the state located rearward (inner side) with respect to the internal combustion engine drive part 13. As shown in FIG. In the lower portion in front of the rear sound insulation wall 12, an exhaust device 15 is provided in which the connecting member 9 of the lower pallet 7 is freely connected. Moreover, from the left and right edges of the rear soundproof wall 12, the side soundproof wall 16 is provided in a square direction.

The pallet support device 20 is installed below the internal combustion engine driver 13. In other words, the pallet support device 20 is in a free-roller conveyor type, so that one of the left and right pairs of frames 21 and the two frames 21, which are erected from the base body 11, is supported on an inner side surface of each other. It is comprised by the some width | variety determination roller 23 etc. in each front and back installed in the upper end of the some support roller 22 and the both flames 21 before and behind each provided.

The feeder device 25 for carrying in / out is disposed between the left and right frames 21. That is, the guide body 26 extending from the middle part on the base body 11 to the front part is provided, and the movable body 27 which is guided by this guide body 26 and moves freely in the front-back direction is installed, and the front-back direction The cylinder device 28 for moving to the side is provided between the movable body 27 and the base body 11. Furthermore, the movable body 27 is provided with a detachable opening 29 which is freely detachable with respect to the lower pallet 7.

The door-shaped soundproof wall 30 covering the left and right directions and the upper side of the internal combustion engine driver 13 is provided. The door-shaped sound barrier 30 has a pair of left and right side wall portions 31 positioned in the outward direction of the side sound barrier wall 16, and a partial ceiling 32 inclined upwardly and inwardly upward from an upper end of these side wall portions 31. It is formed in the shape of a door viewed from the front by a connecting member 33 for connecting between both ends of the ceiling portion 32. And the connecting member 33 is provided in several places of the front-back direction, and the opening part 34 is formed upward between the front-back connecting member 33. As shown in FIG. In addition, the door-shaped sound barrier 30 is configured to be able to move freely between the front and rear portions surrounding the internal combustion engine driver 13 and the rear part opening the internal combustion engine driver 13.

A plurality of wheel members 35 are installed at the lower part of both side wall portions 31 for the movement thereof, and a pair of left and right support levers 36 for guiding and supporting the wheel members 35 are provided on the base body 11. have. In addition, the lock 37 is installed in the front and rear direction by using the connecting member 33 in the middle portion of the door-shaped sound barrier 30 and in the left and right directions, and the pinion 38 is rearward in accordance with the lock 37. It is connected to the air motor (an example of the device for moving the sound wall) 39 installed on the upper rear of the secondary sound wall (12). In addition, the air motor 39 is configured to be freely shifted between high speed rotation and low speed rotation by valve switching or the like.

On the base body 11 behind the rear soundproof wall 14, an air / fuel stand 41 and a coolant stand 42 are separately provided on the left and right sides, and further, the rear base body of both stands 41 and 42 ( 11), the internal combustion engine test apparatus 10, the control device 43 is provided. In addition, at least one of the trolleys 52 and 57 is provided with a detachable convex portion 61 which is freely detachable from the detachable concave portion 60 formed on the turntable 1 side.

The operation in the above configuration will be described below, in which the turntable 1 is continuously rotating at constant speed.

From here, the internal combustion engine 5 to be tested is supported by the pallet 8, conveyed by the carry-in conveyor 51, and received by the transfer truck 52 facing the end. Then, the desorption convex portion 61 is engaged with the desorption concave portion 60, and the relocation cart 52 in the carry-out step A is simultaneously moved with the empty internal combustion engine test apparatus 10 for the purpose. The pallet apparatus 6 on the trolley | bogie 52 is carried in to the pallet support apparatus 20 of the internal combustion engine drive part 13. As shown in FIG.

At this time, the pallet apparatus 6 is supported by the support roller 22 group of the pallet support apparatus 20, and is positioned in the width direction by the guide of the width determining roller 23, and is further drawn in by the feeder apparatus 25. Will be. Thereby, the pallet apparatus 6 can be carried in and the connection part 9 can be automatically connected to the distribution apparatus 15. FIG. After the loading, the detachable convex opening 61 is detached from the detachable concave portion 60, and both carts 52 and 57 are moved back.

Here, at the internal combustion engine test apparatus 10 side, the door-shaped sound barrier 30 is moved to the control apparatus 43 side, that is, the rear part side in the front process, and the left and right directions and the upper side of the internal combustion engine driver 13 are opened. Therefore, the pallet device 6 can be easily transferred from the pallet truck 52 to the pallet support device 20 and the connection to each part can be easily performed.

In this way, after the internal combustion engine 5 is set in the internal combustion engine driver 13, the pinion 38 is rotated by the drive of the air motor 39 to move the door-shaped soundproof wall 30 through the lock 37. Move to position (outside). This movement is performed by shifting the air motor 39 between the high speed rotation and the low speed rotation by switching the valve, or the like, until the high speed movement is performed to decelerate and connect the front end to a part of a stopper (not shown).

In this way, the left-right direction and upper direction of the internal combustion engine drive part 13 can be enclosed by the door-shaped soundproof wall 30. As shown in FIG.

In the set state, during the rotation of the turntable 1 as described above, the warm-up operation of the internal combustion engine 5 is performed in the warm-up process B. FIG. Next, in the adjusting step C, idle adjustment, ignition timing adjustment, and exhaust are performed while the door-shaped sound insulation wall 30 is moved to the rear position for the reverser of the above, and the left and right directions and the upper side of the internal combustion engine driver 13 are opened. Operation conditions such as gas adjustment are adjusted. In the inspection step D, the door-shaped soundproof wall 30 is moved to the front position to inspect noise, vibration, responsiveness, etc. in the state in which the door-shaped soundproof wall 30 is surrounded by the door-shaped soundproof wall 30 in the left and right directions. Is performed. The inspection in this inspection step D is by an automatic measurement method, at which time the internal combustion engine 5 is adjacent from being located in a room partitioned by the turntable 1, the rear soundproof wall 12 and the door-shaped soundproof wall 30. Accurate measurement (decision) can be performed without being influenced by the sound of the internal combustion engine 5 of the internal combustion engine testing apparatus 10 and external noise.

That is, the internal combustion engine driver 13 is located in a compartment that is open at the front and the upper side, and the sound and noise emitted through the front and the upper opening 34 are almost equal to the internal combustion engine test apparatus 10 adjacent to the left and right directions. It does not adversely affect each other, so that accurate measurement (decision) can be performed. In addition, the door-shaped sound barrier 30 has a partial upper wall portion 32 which is inclined upwardly inwardly from the upper end of both side wall portions 31, and the opening portion 34 is upward between both ends of these upper wall portions 32. Is formed so that the sound of the internal combustion engine driver 13 is collected without being diffused when it comes out from the opening 34, so that the internal combustion engine test apparatus 10 does not further adversely affect each other. .

And since the internal combustion engine driver 13 is located in a compartment in which the front and the upper part are open, the ventilation device for this internal combustion engine driver 13 may become unnecessary, and the internal combustion engine 5 etc. which are being operated are In the event of a fire, the discovery can be easily and quickly performed by smoking through the upper opening 34 and the front opening.

The internal combustion engine 5 which has been subjected to the desired test in this manner is stopped in operation, and drained in a state in which the door-shaped soundproof wall 30 is moved to the rear position to open the left and right directions and the upper side of the internal combustion engine driver 13. Drainage of the step E is performed. The internal combustion engine 5 then moves to the carry-out process F side and the internal combustion engine 5 on the pallet support device 20 is transferred to the take-off trolley 57 together with the pallet device 6 and to this take-out trolley 57. The transfer conveyor 56 is then moved to the next process.

In the above embodiment, the door-shaped sound barrier 30 is formed by a pair of left and right side wall portions 31 and a partial ceiling 32 inclined upwardly inwardly from an upper end of the side wall portions 31, but according to the present invention. In this case, the embodiment may be provided with a partial ceiling 32 extending horizontally from the upper end of both side wall portions 31 inwardly.

In the above embodiment, the internal combustion engine test apparatus 10 is arranged on the turntable 1, but in the first invention, the internal combustion engine testing apparatus 10 may be fixed and arranged on the bottom surface. In this case, as the conveying means of the internal combustion engine 5, a bogie type such as an autonomous bogie that is freely stopped and freely stops by being attached laterally to the front of the internal combustion engine test apparatus 10 may be adopted.

In the above embodiment, the pallet supporting apparatus 20 is a free-rotating roller conveyor type, but this may be a driving roller conveyor type or a receiving jig type, and in this case, the carts 52 and 57 have a multi-stage fork type. Mobile mounting means are installed.

As shown in the above embodiment, the efficiency of the work can be improved by automatically connecting the connection portion 9 to the supply / discharge device 15 when the pallet apparatus 6 is moved, but after the movement, the connection of the connection portion 9 is performed. You may do it separately.

[Effects of the Invention]

According to the first aspect of the above configuration, after the internal combustion engine is set in the internal combustion engine driver, the door-shaped soundproof wall can be moved to the front position to surround the left and right directions and the upper part of the internal combustion engine driver by the door-shaped sound barrier. The internal combustion engines are warmed up and the noise and vibration responsiveness are tested. The internal combustion engines of the adjacent internal combustion engine test apparatus are almost free of sound and external noise. It is possible to perform the test correctly under conditions that have little mutually adverse effect on each other. In addition, by placing the internal combustion engine driver in the compartment open to the front and the upper part, it is unnecessary to ventilate the internal combustion engine driver and through the upper opening and the front opening when a fire occurs in the internal combustion engine being operated. It is possible to make the discovery easy and quick due to the smoke, etc., so that a big accident can be prevented in advance.

In addition, according to the second aspect of the above configuration, the door-shaped soundproof wall has a partial ceiling extending inclined upward from the upper end of both side wall portions, and forms an open portion upward between both ends of these partial ceiling portions, so that the sound of the internal combustion engine driver is opened. It is possible to be in a state where it does not diffuse when it comes out of the unit and collects, so as not to adversely affect the adjacent internal combustion engine test apparatus.

Furthermore, according to the third aspect of the above configuration, the rotation of the turntable causes the internal combustion engine testing apparatus group to be sequentially moved to the loading, warming up, adjusting, inspecting, exhausting, and ejecting processes. It is possible to carry out the inspection and to open the periphery of the internal combustion engine driver by moving the postural sound barrier to the rear part according to the work and the inspection or to surround the internal combustion engine operator by moving the postal sound barrier to the front position.

Claims (3)

In the internal combustion engine test facility, the test apparatus of the internal combustion engine test facility is provided with a rear soundproof wall positioned at a rear portion of the internal combustion engine driver and a door-shaped soundproof wall surrounding the left and right directions and the upper part of the internal combustion engine driver. Is configured to be movable between a front part position surrounding the internal combustion engine driving part and a rear part position opening the periphery of the internal combustion engine driving part, and an opening part is formed upwardly on the ceiling of the door-shaped soundproof wall. . The method of claim 1, wherein the door-shaped sound barrier is constituted by a pair of left and right side wall portions and a partial ceiling extending inclined inwardly upward from an upper end of the side wall portions, and an opening is formed upward between both ends of the ceiling portions. Internal combustion engine test facility. The internal combustion engine testing apparatus according to claim 1, wherein the internal combustion engine testing apparatus is provided at a plurality of places in the circumferential direction on the turntable.