TWI529026B - Movable work pedal - Google Patents

Description

Movable working pedal

The present invention relates to a work pedal that is installed in a wet process equipment to provide a worker standing for easy operation.

In the processing of electronic components such as printed circuit boards and other industrial products, it is usually necessary to perform multiple cleanings to remove substances such as acids, alkalis, and metal ions remaining in the product. This is commonly referred to as "wet process"; wet process equipment Generally, they are arranged on a machine table, so that the wet process equipment has a height higher than the visible range of the human body, and the operator on the production line must stand on a pedal placed on the ground to conveniently work.

As shown in the first figure, the conventional wet process equipment directly places a stepped pedal on the ground. When the worker stands up, the height can be increased to facilitate the wet process, and the length of the pedal must be basically the same. The length of the wet process machine, in this way, not only the size of the pedal will take up the space of the factory, affecting the movement of other workers or transportation equipment, but also must move the heavy pedals when cleaning the factory floor. Complete thorough cleaning work, otherwise the underside of the pedal will inevitably become a place to hide dirt.

It is an object of the present invention to provide a small set that can be moved on a machine table. Volume working pedal, this small working pedal can freely adjust its position according to the position where the staff works in the production line, therefore, the pedal can be greatly reduced in the factory space; and because the pedal can be moved to the ground, Cleaning work is also very convenient.

The invention is characterized in that a horizontal track is arranged on the machine table, and a pedal device is arranged on the horizontal track, the pedal device can be moved along the track and the ground to change the position; in addition, the pedal device is also provided to provide work. When the activity pedal is not stepped on, the pedal device is not fixed and can move freely; when the worker steps on the activity pedal, the activity pedal is fixed by the weight of the human body. To avoid the danger of the pedal device moving to the staff, so that the staff can work in a stable environment.

The technical means of the present invention includes: a track horizontally fixed to a machine; and a pedal device having a body, wherein the body is provided with a plurality of first rollers and a plurality of second rollers, the second roller The track can be rolled on the track, the first roller contacting the ground and rolling on the ground, so that the pedal device can move horizontally along the track and the ground.

The first roller is pivoted inside the body of the pedal device, and the first roller protrudes below the body, and the second roller is pivoted on the outer side of the body of the pedal device, and The second roller is at a higher position relative to the first roller.

The present invention can be provided with a movable pedal above the body, at least one spring is disposed between the movable pedal and the body, and the movable pedal is provided with a plurality of protrusions Out of the brake block at the lower end, the movable pedal is not subjected to the downward force, the spring force of the spring pushes the movable pedal upward to make the brake block not touch the ground, when the movable pedal is subjected to a downward force that can overcome the spring force After the force is applied, the brake block contacts the ground, so that the pedal device cannot move along the track and the ground.

The invention can provide a beam in the interior of the body of the pedal device, and a plurality of columns are arranged on the beam, and a spring is arranged on the column, so that the upper end and the lower end of the spring respectively contact the movable pedal and the beam, thereby utilizing the spring force of the spring The pedal is raised.

In the present invention, an extension frame may be disposed on the outer side of the body of the movable pedal, and the second roller is pivoted to the extension frame.

The embodiments of the present invention will be described in more detail below with reference to the drawings and the <RTIgt; </ RTI> <RTIgt; </ RTI> <RTIgt; </ RTI> <RTIgt; </ RTI> <RTIgt;

As shown in the second to fifth figures, the movable working pedal provided by the present invention comprises a horizontal rail 12 mounted on a lower side of a machine table 11, and a pedal device 2 movable along the rail 12; The rail 12 can be made of a metal square tube or a round tube, or any material suitable for being a rail; the wet processing device 1 can be installed above the machine 11, and even any kind can be installed. Required production equipment. The pedal device 2 has a body 21, and the body 21 is movably provided with a plurality of first rollers 211 and a plurality of second rollers 212. The second roller 212 is coupled to the rail 12 to roll on the rail 12, and The first roller 211 is in contact It can be rolled on the ground on the ground, whereby the pedal device 2 can be moved horizontally along the track 12 to the ground. Preferably, the present invention further provides a movable pedal 22 on the body 21, and when the movable pedal 22 is not stepped on, the pedal device 2 can be freely moved in the direction of the track 12 without being fixed; when the worker steps When the pedal 22 is actuated, the movable pedal 22 is fixed by the weight of the human body to prevent the pedal device 2 from moving to pose a danger to the worker standing thereon.

The sixth figure shows the combination of the main components included in the pedal device 2 of the present invention; wherein the pedal device 2 includes a body 21 having a box shape, the first roller 211 is pivotally disposed inside the body 21, and The tread of the first roller 211 protrudes below the body 21; a plurality of extensions 213 are fixedly disposed at an outer side of the body 21 near the upper end, and one of the second rollers 212 is pivoted at each of the extensions 213, thereby The second roller 212 is at a higher position relative to the first roller 211. In addition, the tread of the second roller 212 is further formed into a shape corresponding to the track 12, and the cymbal can avoid each other after the second roller 212 is engaged with the track 12. Lateral disengagement; the present invention can further provide a cover 25 for covering the second roller 212 on the extension frame 213 to prevent the human body from touching the second roller 212 and protecting the second roller 212 from damage. A plurality of beams 215 may be disposed inside the body, and a plurality of upright columns 214 are disposed on the beam 215. The upper end surface of the column 214 is provided with a screw hole 2141, and a spring 23 is further disposed on each column 214 to make the spring 23 The lower end is in contact with the beam 215. The upper portion of the body 21 is hollow, and a movable pedal 22 is assembled above the body 21. The movable pedal 22 is provided with a plurality of holes 222 corresponding to the screw holes 2141, and a box below the movable pedal 22. Body 220, the inside of the box 220 is provided with a plurality of The brake block 221 is disposed, and the lower end of the brake block 221 is protruded from the lower end surface of the casing 220; after the casing 220 of the movable pedal 22 is directly placed inside the body 21, the upper end of the spring 23 is brought into contact with the lower surface of the movable pedal 22, and then worn by the screw 24. The through hole 222 is locked into the screw hole 2141 of the column 214, and the movable pedal 22 is combined with the body 21, and the movable pedal 22 is lifted up by the elastic force of the spring 23 to prevent the lower end of the brake block 221 from being lower than the first roller. The lower end of the 211's tread. The structure after the combination of the above elements is as shown in the seventh figure.

The combination of the pedal device 2 and the track 12 of the present invention directly straddles the second roller 212 combined with the extension frame 213 provided on the body 21 on the rail 12, and the first roller 211 is directly placed on the ground. At this time, when the movable pedal 22 is not stepped on, the movable pedal 22 is urged by the spring 23 to lift the brake block 221 off the ground, so that the pedal device 2 can be freely moved; and when the worker steps on the movable pedal 22 Then, the weight of the human body will overcome the elastic force of the spring 23 to lower the movable pedal 22 until the lower end of the brake block 221 is pressed against the ground to generate a braking action and fixed (as shown in the eighth figure), the pedal device 2 cannot be moved. Thus, the worker standing on the movable pedal 22 can be protected from falling due to the instability of the pedal device; until the worker is disengaged from the movable pedal 22, the pedal device 2 can be moved again.

By using the pedal device 2 as the working pedal, the volume of the working pedal can be reduced, and the position of the working pedal can be freely adjusted according to the position where the worker works in the production line, thereby greatly reducing the pedal-to-factory space. Occupation; and because the pedal can be moved, so that the ground cleaning work is also carried out Very convenient.

The above is only a preferred embodiment for explaining the present invention, and is not intended to limit the invention in any way, so that any modifications or changes relating to the invention may be made in the spirit of the same invention. All should still be included in the scope of the intention of the present invention.

1‧‧‧ Wet process equipment

11‧‧‧ machine

12‧‧‧ Track

2‧‧‧ pedal device

21‧‧‧ body

211‧‧‧First wheel

212‧‧‧Second wheel

213‧‧‧Extension

214‧‧‧ pillar

2141‧‧‧ screw holes

215‧‧‧ beams

22‧‧‧Activity pedal

220‧‧‧ cabinet

221‧‧‧ brake block

222‧‧‧ hole

23‧‧‧ Spring

24‧‧‧ screws

25‧‧‧ Cover

A‧‧‧ Wet process equipment

B‧‧‧Working pedal

The first figure is a perspective view showing the structure of the working pedal of the conventional wet process equipment.

The second figure is a perspective view showing an embodiment of a movable working pedal device of the wet process apparatus of the present invention.

The third figure is a side plan view showing an embodiment in which the working pedal device of the present invention is disposed on a machine table.

The fourth figure is a schematic plan view showing the working pedal device of the present invention disposed on the machine.

The fifth figure is a schematic plan view showing the working pedal device of the present invention disposed on the machine table.

Fig. 6 is a side plan exploded view showing the main component combination relationship of the working pedal device of the present invention.

Figure 7 is a side plan view showing the working pedal device of the present invention without being subjected to a downward force.

The eighth figure is a side plan view showing the state in which the working pedal device of the present invention is subjected to a downward force to generate a braking state.

1‧‧‧ Wet process equipment

11‧‧‧ machine

12‧‧‧ Track

2‧‧‧ pedal device

211‧‧‧First wheel

212‧‧‧Second wheel

Claims (4)

A movable working pedal includes: a track horizontally fixed to a machine table; a pedal device having a body, the body being movablely provided with a plurality of first rollers and a plurality of second rollers, the second A roller is slidably engaged with the rail to roll on the rail, the first roller contacting the ground to roll on the ground, so that the pedal device can be horizontally moved along the rail; wherein the upper portion of the body is movably disposed a movable pedal, at least one spring is disposed between the movable pedal and the body, and the movable pedal is provided with a plurality of brake blocks protruding from the lower end thereof, and the elastic force of the spring is not subjected to a downward force Pushing the movable pedal upwards so that the brake block does not touch the ground. When the movable pedal is subjected to a downward force that can overcome the elastic force of the spring, the brake block contacts the ground, so that the pedal device cannot follow the The track moves. The movable working pedal according to claim 1, wherein the first roller is pivoted inside the body of the pedal device, and the first roller protrudes below the body, the second The roller is pivotally disposed on an outer side of the body of the pedal device, and the second roller is at a higher position relative to the first roller. The movable working pedal according to claim 1, wherein the inside of the body is provided with a beam, the beam is provided with a plurality of columns, and the column sleeve is provided with a spring, so that the upper end and the lower end of the spring respectively contact the The pedal is moved with the beam. The movable working pedal according to claim 1, wherein an outer side of the body is provided with an extension frame, and the second roller is pivoted to the extension frame.