Foot switch for automatic processing machine tool

Abstract

The utility model discloses a foot switch for an automatic processing machine tool, which comprises a fixed seat, two T-shaped fixed rods are mounted on the fixed seat, a connecting plate is rotatably sleeved on the T-shaped fixed rods through a first elastic mechanism, a pedal is mounted on the connecting plate, a baffle is arranged on the pedal, a starting block is arranged at the bottom of the pedal, and the starting block is connected with the T-shaped fixed rods through a second elastic mechanism. A connecting groove is formed in the pedal, a movable plate is arranged in the connecting groove through a second elastic mechanism, an adjusting plate is arranged on the movable plate through a movable groove, a cavity is formed in the adjusting plate, and a sliding rod is arranged in the cavity. Due to the fact that the fixing mechanism is arranged, when the horizontal portion of the fixing frame penetrates through the fixing channel and enters the fixing groove in the T-shaped fixing rod, the pedal and other assemblies cannot rotate, the mistaken touch phenomenon is effectively prevented, and the safety of machine tool operation is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to machine tool technical field especially relates to a foot switch for automatic processing machine tool. BACKGROUND

[0002] Machine tool refers to the machine that manufactures machines, also called working mother machine or tool machine, and is usually simply called machine tool. Generally divided into metal cutting machine tool, forging and pressing machine tool and woodworking machine tool, there are many methods for machining mechanical parts in modern mechanical manufacturing: in addition to cutting, there are casting, forging, welding, stamping, extrusion and the like, but all parts with high precision requirements and roughness requirements on the surface generally need to be finally processed on the machine tool by cutting method.

[0003] At present, there is a problem that cannot be ignored in the machine tool foot pedal widely used in the field of industrial production. The design of the machine tool foot pedal directly triggering related operations under the artificial foot stepping exists serious safety hazards in the actual use process. In the complex and busy machine tool operation environment, the staff often need to concentrate on multiple operation links, such as observing the size precision of the processed workpiece, paying attention to the wear condition of the cutter and monitoring various parameters of the whole processing process. Under this high-intensity attention allocation, the staff's body movements are easy to make mistakes inadvertently. Especially for the foot pedal, which can be triggered by simple stepping, the staff may step by mistake without clear awareness. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at solving the shortcomings in the prior art and provides a foot switch for automatic processing machine tool.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A foot switch for automatic processing machine tool, comprising a fixed seat, two T-shaped fixed rods are installed on the fixed seat, an adapter plate is rotatably sleeved on the T-shaped fixed rod through a first elastic mechanism, a pedal is installed on the adapter plate, a baffle is arranged on the pedal, a starting block is arranged at the bottom of the pedal, a connecting groove is arranged on the pedal, a movable plate is arranged in the connecting groove through a second elastic mechanism, an adjusting plate is arranged on the movable plate through a movable groove, a cavity is arranged in the adjusting plate, a slide rod is arranged in the cavity, a positioning frame is slidably sleeved on the slide rod through a third elastic mechanism, a positioning groove corresponding to the positioning frame is arranged on the inner wall of the movable groove, and the movable plate is matched with the fixed seat through a fixing mechanism.

[0007] Preferably, the first elastic mechanism comprises a first spring sleeved outside the T-shaped fixed rod, and the two ends of the first spring are connected with the outer wall of the head of the T-shaped fixed rod and the outer wall of the adapter plate respectively.

[0008] Preferably, the second elastic mechanism comprises a second spring arranged inside the connecting groove, and two ends of the second spring are connected with the inner wall of the connecting groove and the outer wall of the movable plate respectively.

[0009] Preferably, the third elastic mechanism comprises a third spring sleeved outside the sliding rod, and two ends of the third spring are connected with the outer walls of the two positioning frames respectively.

[0010] Preferably, the fixing mechanism comprises a fixing frame mounted on the movable plate, the connecting plate is provided with a fixing channel corresponding to the fixing frame, and the T-shaped fixing rod is provided with a fixing groove corresponding to the fixing frame.

[0011] Preferably, the baffle is designed in a U shape, and the positioning frame is also designed in a U shape.

[0012] The automatic machining machine tool foot pedal switch has the advantages that:

[0013] 1. The fixing mechanism is arranged, when the horizontal part of the fixing frame passes through the fixing channel and enters the fixing groove on the T-shaped fixing rod, the pedal and other components cannot rotate, the mis-touching phenomenon is effectively prevented, and the safety of the machine tool operation is improved.

[0014] 2. The position of the adjusting plate on the movable plate can be adjusted to adapt to the different foot lengths of different operators. Specifically, the overhanging part of the positioning frame is pressed to be separated from the current positioning groove, then the positioning frame is replaced and loosened to enter other positioning grooves, so that the needs of different users are met.

[0015] 3. The baffle on the pedal is designed in a U shape, which can block the foot on the pedal, ensure that the toes cannot cause the movable plate to be inclined, and improve the accuracy and comfort of the operation. DRAWINGS

[0016] Figure 1 A structure diagram of the automatic machining machine tool foot pedal switch is shown in the utility model;

[0017] Figure 2 A vertical section structure diagram of the movable plate and other components is shown in the utility model;

[0018] Figure 3 A Figure 1 bottom structure diagram of the utility model is shown in the utility model;

[0019] Figure 4 A Figure 3 structure enlarged diagram of A of the utility model is shown in the utility model.

[0020] In the figure: 1 fixed seat, 2 pedal, 3 baffle, 4 connecting groove, 5 movable plate, 6 fixed frame, 7 adjusting plate, 8 third spring, 9 movable groove, 10 positioning groove, 11 cavity, 12 positioning frame, 13 slide rod, 14 second spring, 15 starting block, 16 connecting plate, 17 T-shaped fixed rod, 18 first spring. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0022] Reference Figures 1-4

[0023] A foot switch for automatic machining machine tool, including fixed seat 1, fixed seat 1 is installed with two T-shaped fixed rod 17, T-shaped fixed rod 17 is rotationally provided with connecting plate 16 through first elastic mechanism, connecting plate 16 is installed with pedal 2, pedal 2 is equipped with baffle 3, pedal 2 bottom is equipped with starting block 15, starting block 15 is the important component of interacting with machine tool control system. When the operator treads pedal 2, starting block 15 in the bottom of pedal 2 will move along with the down pressure action of pedal 2. In the suitable down pressure stroke, starting block 15 will touch the corresponding starting sensor or starting button in machine tool control system and other starting trigger device. For example, in some design, starting block 15 can press the micro switch in machine tool control circuit, thereby closing the circuit, and sends the starting signal to the machining control unit of machine tool, and starts the automatic machining process of machine tool, such as the rotation of tool, the movement of workbench and other related machining actions. Specific here is not described, and reference can be made to the prior art disclosure.

[0024] Pedal 2 is equipped with connecting groove 4, connecting groove 4 is provided with movable plate 5 through second elastic mechanism, movable plate 5 is provided with adjusting plate 7 through movable groove 9, adjusting plate 7 is provided with slide rod 13 in cavity 11, slide rod 13 is provided with positioning frame 12 through third elastic mechanism, and the inner wall of movable groove 9 is provided with positioning groove 10 corresponding to positioning frame 12, and movable plate 5 is matched with fixed seat 1 through fixed mechanism.

[0025] The first elastic mechanism includes the first spring 18 provided outside the T-shaped fixed rod 17, and the two ends of the first spring 18 are connected with the outer wall of the head of the T-shaped fixed rod 17 and the outer wall of the connecting plate 16 respectively. The first spring 18 is a torsion spring, which can make the connecting plate 16 and the components connected with the connecting plate 16, such as the fixed seat 1, rotate and restore to the original state after the connecting plate 16 rotates relative to the fixed seat 1 and the T-shaped fixed rod 17 and loses external force intervention.

[0026] The second elastic mechanism comprises a second spring 14 arranged inside the connecting groove 4, and the two ends of the second spring 14 are connected with the inner wall of the connecting groove 4 and the outer wall of the movable plate 5 respectively. The second spring 14 can drive the movable plate 5 to move and restore to the original state after the movable plate 5 moves and loses external force intervention.

[0027] The third elastic mechanism comprises a third spring 8 sleeved outside the sliding rod 13, and the two ends of the third spring 8 are connected with the outer walls of the two positioning frames 12 respectively. The third spring 8 can drive the positioning frame 12 to move and restore to the original state after the positioning frame 12 moves and loses external force. The second spring 14 and the third spring 8 are both common springs.

[0028] The fixing mechanism comprises a fixing frame 6 arranged on the movable plate 5, the abutment plate 16 is provided with a fixing channel corresponding to the fixing frame 6, and the T-shaped fixing rod 17 is provided with a fixing groove corresponding to the fixing frame 6. When the horizontal part of the fixing frame 6 passes through the fixing channel and enters the fixing groove on the T-shaped fixing rod 17, the pedal 2 and other components cannot rotate, thereby playing a protection role and effectively preventing the occurrence of misoperation and the like.

[0029] The baffle 3 is designed in a U shape, and the positioning frame 12 is also designed in a U shape. The baffle 3 can block the feet on the pedal 2, so that the toes can contact the movable plate 5 without causing deflection.

[0030] In use, the feet are on the pedal 2 and move forward, then the toes drive the fixing frame 6 to move through the adjusting plate 7, the fixing frame 6 is separated from the fixing groove on the T-shaped fixing rod 17, and then the abutment plate 16 loses the limiting, at this time, the feet can make the pedal 2 rotate relative to the T-shaped fixing rod 17, so that the starting block 15 on the pedal 2 is lowered to contact the corresponding component, thereby realizing the operation of power supply and the like.

[0031] In the scheme, the feet of different operators are of different lengths, and the position of the adjusting plate 7 on the movable plate 5 needs to be adjusted, at this time, the protruding part of the positioning frame 12 is pressed to make the part in the positioning groove 10 separated from the positioning groove 10, then the position is changed and the protruding part of the positioning frame 12 is loosened, so that the part in the movable groove 9 enters other positioning grooves 10.

[0032] The above is only a preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. A foot switch for an automated machine tool comprising a fixed seat (1), characterized in that, The fixed seat (1) is provided with two T-shaped fixed rods (17), the T-shaped fixed rods (17) are provided with the connecting plates (16) through the first elastic mechanisms, the connecting plates (16) are provided with the pedals (2), the pedals (2) are provided with the baffles (3), the pedals (2) are provided with the starting blocks (15), the pedals (2) are provided with the connecting grooves (4), the connecting grooves (4) are provided with the movable plates (5) through the second elastic mechanisms, the movable plates (5) are provided with the adjusting plates (7) through the movable grooves (9), the adjusting plates (7) are provided with the cavities (11), the cavities (11) are provided with the sliding rods (13), the sliding rods (13) are provided with the positioning racks (12) through the third elastic mechanisms, the movable grooves (9) are provided with the positioning grooves (10) corresponding to the positioning racks (12), and the movable plates (5) are matched with the fixed seat (1) through the fixing mechanisms.

2. A footswitch for use with an automated machine tool according to claim 1, wherein The first elastic mechanism comprises first springs (18) sleeved outside the T-shaped fixed rods (17), and the two ends of the first springs (18) are connected with the outer walls of the heads of the T-shaped fixed rods (17) and the outer wall of the connecting plate (16) respectively.

3. A footswitch for use with an automated machine tool according to claim 2, wherein The second elastic mechanism comprises second springs (14) arranged in the connecting grooves (4), and the two ends of the second springs (14) are connected with the inner wall of the connecting groove (4) and the outer wall of the movable plate (5) respectively.

4. A footswitch for use with an automated machine tool according to claim 3, wherein The third elastic mechanism comprises third springs (8) sleeved outside the sliding rods (13), and the two ends of the third springs (8) are connected with the outer walls of the two positioning racks (12).

5. A footswitch for use with an automated machine tool according to claim 4, wherein The fixing mechanism comprises fixing racks (6) mounted on the movable plates (5), the connecting plates (16) are provided with fixing channels corresponding to the fixing racks (6), and the T-shaped fixed rods (17) are provided with fixing grooves corresponding to the fixing racks (6).

6. A footswitch for use with an automated machine tool according to claim 5, wherein The baffle (3) is designed in a U-shaped manner, and the positioning rack (12) is also designed in a U-shaped manner.

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