KR19990026153U - Torque warning device of tire assembly line - Google Patents

Abstract

The present invention relates to a torque failure warning device of a tire assembly line, the warning light 42 is automatically turned on when the torque of the tire 14 mounted on each wheelhouse 12 of the vehicle body 10 is inadequate. By emitting a warning sound 44 to warn the worker both visually and audibly, the tire 14 mounted on each wheelhouse 12 by the operator's mistake causes the tire to be in an inadequate torque state. The technical means is to prevent the passage through the assembly line, the technical means of the tire 14, which is assembled to the wheelhouse 12 of the vehicle body 10 is pressed by a constant torque with a nut runner 20 to the coupling And a torque check box provided with a pass signal part 32 and a negative signal part 36 so as to inform the operator of the normal or bad torque of the tire 14 mounted on the wheel house 12 as a light emitting signal. 30) In a torque failure warning device of a heavy tire assembly line, a warning box (40) is provided with a warning light (42) and a warning buzzer (44) and a negative release button (48) for releasing the warning light (42) and the warning buzzer (44). ) Is connected to the negative signal unit 36 of the torque check box 30, so that if the torque of the tire 14 is bad, the negative signal unit 32 and the negative signal lamp of the torque check box 40 ( At the same time as the 36 is displayed, the warning lamp 42 and the warning buzzer 44 of the warning box 40 are configured to operate automatically.

Description

A apparatus for warning torque detective of a tire assemble line

The present invention relates to a torque failure warning device of a tire assembly line, and more particularly, when the torque of the tire mounted on the wheelhouse of the vehicle body is inappropriate, the warning light is automatically emitted and an alarm sound is generated so that the operator can hear the sound. It also relates to a torque failure warning device of a tire assembly line that can prevent the tire mounted on the wheelhouse from passing through the tire assembly line in an inadequate torque state by an operator's mistake.

In general, a vehicle body in which a wheel house is assembled is mounted to a tire at a predetermined torque through a tire assembly line, and the tire mounted to the wheel house is fastened to a predetermined torque using a nut runner as a pressurizing means.

Figure 2 schematically shows the operating structure of the torque failure warning device of the tire assembly line according to the prior art, by assembling the tire 114 to the wheelhouse 112 of the vehicle body 110, and then the nut The tire 114 is coupled to the wheelhouse 112 by fastening the nut 124 with a constant torque using the runner 120.

At this time, the assembly work for fastening the nut 124 to the appropriate torque by pressing the tire 114 assembled in the wheelhouse 112 with the nut runner 120 should be made correctly, and by the nut runner 120 The torque of the tire 114 coupled to the wheelhouse 112 through the nut 124 that is pressed and fastened is sensed and measured by the torque measurement sensor 122 connected to the nut runner 120.

Then, when the torque of the tire 114 measured by the torque measuring sensor 122 is normal or bad, the torque check box 130, which can be identified by the operator as a corresponding signal, is the torque measuring sensor 122. Installed in conjunction with

When the torque of the tire 114 is normal, the torque check box 120 includes a pass signal part 132 that emits an OK signal in blue and an NG signal in red when the torque of the tire 114 is abnormally bad. The negative signal unit 136 which emits light is installed, and is assembled to each wheel house 112 of the vehicle body 110 on the pass signal unit 132 and the negative signal unit 136 of the torque check box 130. Partial determination of the torque of the corresponding tire 114 is a passing traffic light 132 and the negative signal light 136 is displayed.

However, when the operator who mounts the tire 114 to the wheelhouse 112 of the vehicle body 110 displays the negative signal unit 136 and the negative signal lamp 138 that are displayed on the torque check box 130 by light emission. In some cases, a mistake may not occur. In this case, the worker of the post-working line may inform the worker of the tire assembly line, which is a former worker, of the torque failure of the tire 114.

In addition, all of the tires 114 on the wheelhouse 112 of the vehicle body 110 may not be normally installed, and may pass through the corresponding work line by a worker's mistake. In addition to the inconvenience, there was a problem that the entire work line should be paused in order to mount the tire 114 having a bad torque or the tire 114 which was not correctly mounted at the normal torque.

Thus, the present invention is devised to solve the problems of the prior art as described above, when the torque of the tires mounted on each wheelhouse of the vehicle body is inadequate and defective, the warning light is automatically emitted and an alarm sound is generated. By providing a visual or audible warning to the operator, a tire failure warning device of the tire assembly line is provided to prevent the tire mounted on the wheelhouse from passing through the tire assembly line with an inadequate torque by an operator mistake. Has its purpose.

In order to achieve the above object, the present invention as a technical means, the tire is assembled to the wheelhouse of the vehicle body is pressed by a constant torque with a nut runner, and the torque of the tire mounted on the wheelhouse is normal or bad. In a torque failure warning device of a tire assembly line consisting of a torque check box provided with a pass signal part and a negative signal part to inform the operator as a light emitting signal, a warning light and a warning buzzer and a negative release button for releasing the warning light and the warning buzzer. The attached warning box is connected to the negative signal part of the torque check box, and when the torque of the tire is bad, the negative signal part and the negative signal light of the torque check box light up, and at the same time the warning light and warning of the warning box. The buzzer is configured to operate automatically, giving the tire worker a visual and audible It is configured to be alert to.

Therefore, when the torque of the corresponding tire mounted on each wheelhouse of the vehicle body is not normal and defective, the negative signal part and the negative signal light of the torque check box connected to the torque measuring sensor are displayed with light to visualize the worker's torque failure. At the same time, the warning light and the warning buzzer of the warning box connected to the negative signal unit of the torque check box can be reliably visually or audibly informed to the worker of the torque of the tire.

1 is a schematic structural diagram of a torque failure warning device installed in a tire assembly line according to the present invention.

Figure 2 is a schematic structural diagram of a torque failure warning device installed in the tire assembly line according to the prior art.

Explanation of symbols on the main parts of the drawings

10: body 12: wheel house

14 tire 16: hanger

20: nut runner 22: nut

22: Torque measuring sensor 30: Torque check box

32: Pass signal part 34: Pass signal light

36: negative signal unit 38: negative signal lamp

40: warning box 42: warning light

44: warning light 46: fixing bracket

48: illegal release button

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

1 illustrates a schematic structure of a torque failure warning device installed in a tire assembly line according to the present invention, wherein a tire 14 is assembled to a wheelhouse 12 of a vehicle body 10 using a nut runner 20. ) Is coupled to a certain torque, and at this time, the torque measurement sensor 22 is connected to the nut runner 20 which fastens the nut 24 to the bolt of the wheel house 12 to which the tire 14 is assembled. In addition, the torque measuring sensor 22 is configured to detect and display the mounting torque of the tire 14 pressed by the nut runner 20.

In addition, the torque measuring sensor 22 is connected to the torque check box 30 which displays the normal and the bad signal of the tire 14, and the corresponding tire 14 sensed and transmitted by the torque measuring sensor 22. The blue normal signal and the red bad signal are automatically displayed and displayed according to the torque degree of the user, thereby visually informing the operator of the torque state of the tire 14.

The torque check box 30 has a pass signal part 32 that emits an OK signal in blue when the torque of the tire 14 is normal, and an NG signal in red when the torque of the tire 14 is abnormally bad. The negative signal unit 36 that emits light is installed, and is mounted on each wheel house 12 of the vehicle body 10 on the pass signal unit 32 and the negative signal unit 36 of the torque check box 30. In order to partially determine whether the torque of the tire 14 is normal or bad, a passing traffic light 34 and a negative traffic light 38 for emitting light are provided.

Further, a separate warning box 40 is installed and connected to the negative signal unit 36 of the torque check box 30 so that the negative signal unit 36 may be simultaneously operated together with the operation of the negative signal unit 36. At one side, the warning light 42 and the warning buzzer 44 are fixed to the worker's field of view through the fixing bracket 46, while the warning light 42 and the warning buzzer 44 are located at the other side of the negative warning box 40. Is provided with a negative release button 48 capable of releasing, so that when the torque of the tire 14 is bad, the negative signal unit 32 and the negative signal lamp 36 of the torque check box 40 emit light. While being displayed, at the same time the warning light 42 and the warning buzzer 44 of the warning box 40 is configured to operate automatically.

According to the present invention configured as described above, the torque check box 30 connected to the torque measuring sensor 22 when the torque of the tire 14 mounted on each wheelhouse 12 of the vehicle body 10 is not normal and is defective. Along with the light emission operation of the pass signal unit 32 and the negative signal unit 36, the partial confirmation of whether the torque of the tire 14 is normal or bad, and the corresponding pass signal 34 and the negative signal lamp ( 38) lights up.

In particular, when the torque of the tire 14 is inadequate and inferior, the negative signal unit 36 and the negative signal lamp 38 of the torque check box 30 are light-emitted and displayed while being connected to the negative signal unit 36. The warning light 42 of the box 40 flashes and the alarm sound of the warning buzzer 44 is generated, so that the audible warning of the warning buzzer 44 is visualized by the operator together with the visual warning of the warning light 42. Or audibly and reliably.

On the other hand, by the warning light 42 and the warning buzzer 44 of the warning box 40, the worker who remounted the tire 14 with the correct torque to the correct torque, the unauthorized release button ( 48 may be operated to stop the operation of the warning light 42 and the warning buzzer 44 of the warning box 40.

As described above, according to the torque failure warning device of the tire assembly line according to the present invention, when the torque of the corresponding tire mounted on each wheel house of the vehicle body is inadequate, the warning light is automatically emitted and an alarm sound is generated. By providing a warning to the operator, both visually and audibly, it provides the effect of preventing the tires mounted on each wheelhouse from passing through the tire assembly line with inadequate torque due to operator error. .

Claims (1)

The tire 14, which is assembled to the wheelhouse 12 of the vehicle body 10, is pressurized by a predetermined torque with the nut runner 20, and the torque of the tire 14 mounted to the wheelhouse 12 is normal or In a torque failure warning device of a tire assembly line consisting of a torque check box 30 provided with a passing signal part and a negative signal part so as to inform a worker of a defective state as a luminous signal, a warning light 42 and a warning buzzer 44 and The warning box 40 with the negative release button 48 for releasing the warning light 42 and the warning buzzer 44 is connected to the negative signal part 36 of the torque check box 30 to provide a corresponding tire ( If the torque of the 14 is bad, the negative signal unit 32 and the negative signal lamp 36 of the torque confirmation box 40 are light-emitted at the same time, the warning light 42 and the warning buzzer 44 of the warning box 40. ) Of the tire assembly line, characterized in that configured to operate automatically Fault warning device.