TWM635815U - Laser marking machine for vehicle sheet metal - Google Patents

Abstract

The invention provides a laser marking machine for automotive sheet metal, which includes a machine body, a laser device and a control device. The body has a working area, and the working area has a positioning part, which is used to position a sheet metal piece; the laser device is arranged on the body, and the laser device has a laser head suspended above the working area; the control device is electrically connected to The laser device enables the laser head to carry out laser marking on the sheet metal parts. Based on this, this creation uses laser marking on the sheet metal parts to increase the efficiency and convenience of the operation.

Description

Laser marking machine for automotive sheet metal

This creation is about a laser marking machine, especially a laser marking machine for sheet metal used in vehicles.

By the way, before the vehicle leaves the factory, the automobile manufacturer will use the stamping equipment to carry out the engraving operation on the car body sheet metal, so as to stamp out the identification number on the car body sheet metal as a material management.

However, the traditional stamping equipment is limited by the stamping head. Faced with different batches of car body sheet metal, when the required identification number length or font is different, the staff needs to replace the stamping head accordingly, resulting in low operating efficiency. In addition, when stamping, the noise generated is quite disturbing.

In order to solve the above problems, this creation discloses a laser marking machine for automotive sheet metal, which uses laser marking to print the required numbers and avoids the shortcomings and problems caused by the stamping method.

To achieve the above purpose, an embodiment of the present invention provides a laser marking machine for automotive sheet metal, which includes a machine body, a laser device and a control device. The body has a working area, and the working area has a positioning part, which is used to position a sheet metal piece; the laser device is arranged on the body, and the laser device has a laser head suspended above the working area; the control device is electrically connected to The laser device is used to enable the laser head to carry out laser marking on the sheet metal parts.

In another embodiment of the present invention, the sheet metal piece has two positioning holes, and the positioning portion is two inclined positioning columns for matching with the two positioning holes, so that the sheet metal piece is positioned obliquely in the working area.

In another embodiment of the present creation, a lifting device is further included in the working area, and the lifting device includes a movable frame and a driving unit, the movable frame is used for supporting metal parts, and the driving unit is connected to the movable frame, and can make the movable The frame swings between a working position and a withdrawal position relative to the machine body.

In another embodiment of the present creation, the movable frame has two fixed parts, a first frame part and a second frame part, the two fixed parts are arranged in the working area, the first frame part is tiltably arranged on the two fixed parts, and the second Two sides of the two frame parts are respectively pivotally arranged on the inner side of the first frame part, and are supported by the drive unit so as to be able to tilt relative to the fixed part.

In another embodiment of the invention, it further includes a light-tight outer cover, which is arranged in the working area, so that there is a working space between the outer cover and the machine body.

In another embodiment of the present invention, it further includes an exhaust pipe tied above the work area, one end of the exhaust pipe communicates with the work space, and the other end communicates with the outside.

In another embodiment of the present invention, the outer cover has a back side, a top side and two side parts connected to the back side and the top side, and the outer cover further includes a movable door set opposite to the back side. A door is located between the side portions and the top side.

In another embodiment of the present invention, two door closing devices are electrically connected to the control device, and the two door closing devices are arranged between the two sides and the movable door, so that the movable door can be in an open position relative to the outer cover and Action between a closed position.

In another embodiment of the present invention, the laser device includes a seat, and the laser head is movably arranged at one end of the seat so that the laser head can produce a linear displacement relative to the seat; each door closing device is arranged on one side of the working area and It includes an actuating unit, a first actuating rod, a second actuating rod and a vertical rod, the vertical rod is set in the working area, the first actuating rod is pivoted to the vertical rod, and one end of the first actuating rod is pivotally connected For the movable door, the other end of the first actuating rod is connected to the actuating unit; one end of the second actuating rod is pivotally connected to the movable door, and the other end of the second actuating rod is pivotally connected to the vertical rod; when the actuating unit is in a stretched state, the second actuating rod An actuating rod and a second actuating rod make the movable door in the closed position, and when the actuating unit is in the retracted state, the first actuating rod and the second actuating rod drive the movable door to open relative to the outer cover, so that the movable door is in the open position.

In another embodiment of the present invention, the control device is a programmable logic controller, and the driving unit is a cylinder.

In this way, this creation uses laser marking instead of stamping to produce numbers on the sheet metal, thereby increasing the efficiency and convenience of the operation, and there is no noise generated during conventional stamping; at the same time, it can be set and adjusted by the control device To engrave the numbers, avoid the disadvantage of replacing the stamping head.

Exemplary embodiments of this creation are described in detail below with reference to the accompanying drawings, and it is not intended to limit the technical principles of this creation to specific disclosed embodiments, but the scope of this creation is only limited by the scope of the patent application, covering substitutions, modifications and equivalent.

Please refer to FIG. 1 to FIG. 7 , the present invention provides a laser marking machine 100 for automotive sheet metal, which includes a body 10 , a laser device 20 , a housing 30 and a control device 40 .

The machine body 10 is erected on the ground. The machine body 10 has a working area 11 , and the working area 11 has a positioning part 12 , and the positioning part 12 is used for positioning a sheet metal part 1 . In the embodiment of the present invention, the sheet metal part 1 is a kind of sheet metal for a vehicle body, and a positioning hole 1a is provided at each of its two ends. The positioning part 12 is two positioning posts 121 arranged obliquely, so that when the sheet metal part 1 is placed in the working area 11, the sheet metal part 1 cooperates with the positioning posts 121 with two positioning holes 1a, so that the sheet metal part 1 can be positioned obliquely in the working area. District 11.

In this creative embodiment, a lifting device 50 is further included in the working area 11 . In this creative embodiment, the lifting device 50 includes a movable frame 51, a driving unit 52 and two fixed parts 53. The movable frame 51 is used for the sheet metal parts 1 to lean against, and the driving unit 52 is connected to the movable frame 51, and can make the movable The frame 51 swings relative to the machine body 10 between a working position (as shown in FIG. 3 ) and a withdrawal position (as shown in FIG. 6 ). The movable frame 51 has a first frame portion 51a and a second frame portion 51b. The two fixed parts 53 are fixed on the working area 11, the first frame part 51a is in the shape of a ㄇ, and one end of the first frame part 51a is pivotally mounted on the two fixed parts 53, so that the first frame part 51a is tiltably arranged on the two fixed parts 53, The second frame portion 51b is U-shaped, and two sides of the second frame portion 51b are respectively pivoted inside the first frame portion 51a. The second frame portion 51b is supported by the driving unit 52 and can tilt relative to the fixing portion 53 . Wherein, the other end of the first frame part 51a is in a contact state with the part of the second frame part 51b away from the fixing part 53, and the driving unit 52 is an air cylinder. When the driving unit 52 operates, the second frame portion 51b is first pushed up obliquely, and then the second frame portion 51b drives the first frame portion 51a to perform a synchronous tilting and lifting action.

The laser device 20 is arranged on the machine body 10 . The laser device 20 has a laser head 21 suspended above the work area 11. The laser device 20 includes a seat part 22. The laser head 21 is movably arranged at one end of the seat part 22, so that the laser head 21 can be generated relative to the seat part 22. linear displacement. In another embodiment of the present invention, the laser head 21 may be fixed.

The outer cover 30 is opaque. The outer cover 30 is arranged on the machine body 10 and covers the working area 11 , so that there is a working space 13 between the outer cover 30 and the machine body 10 . Therefore, when this work was created, the sheet metal parts 1 were operated in an opaque darkroom environment. Wherein, the outer cover 30 has a backside portion 31, a top side portion 32 and two side portions 33 connected to the backside portion 31 and the top side portion 32, and the outer cover 30 further includes a movable door 34 which is set opposite to the backside portion 31, And located between the side portion 33 and the top side portion 32 .

In this creative embodiment, it further includes two door closing devices 60, which are arranged between the two side parts 33 and the movable door 34, so that the movable door 34 can move between an open position and a closed position relative to the outer cover 30. Wherein, each door closing device 60 is arranged on one side of the working area 11. For the convenience of description, only a single door closing device 60 is used to illustrate its structure and operating principle. The door closing device 60 includes an actuating unit 61 , a first actuating rod 62 , a second actuating rod 63 and a vertical rod 64 . The vertical rod 64 is arranged in the working area 11, the actuating unit 61 is vertically arranged on the vertical rod 64, the first actuating rod 62 is pivotally arranged on the vertical rod 64, and one end of the first actuating rod 62 is pivotally connected to the movable door 34, the first The other end of the actuating rod 62 is connected with the actuating unit 61 . The length of the second actuating rod 63 is shorter than the length of the first actuating rod 62, one end of the second actuating rod 63 is pivotally connected to the dodge door 34, the other end of the second actuating rod 63 is pivotally connected to the vertical rod 64, and the second actuating rod 63 is pivotally connected to the vertical rod 64, and The two actuating rods 63 are juxtaposed with the first actuating rod 62 . When the actuating unit 61 is in the extended state, the first actuating lever 62 and the second actuating lever 63 make the dodge door 34 in the closed position, so as to carry out the lightning operation. When the actuating unit 61 is in the contracted state, the first actuating rod 62 and the second actuating rod 63 drive the movable door 34 to open relative to the outer cover 30, so that the movable door 34 is in the open position, so that the staff can take out the sheet metal part 1 from the working space 13, Or place the sheet metal part 1 in the work area 11 .

The control device 40 is electrically connected to the laser device 20 , the driving unit 52 and the door closing device 60 . The control device 40 is a programmable logic controller, and the drive unit 52 is a cylinder. Accordingly, through the control device 40, the laser head 21 of the laser device 20 can perform laser marking on the sheet metal 1, and the number and length of the marking can be adjusted and set by inputting commands through the control device 40, which increases the convenience of the operation. .

In this creative embodiment, an exhaust pipe 70 is further included above the work area 11. One end of the exhaust pipe 70 is connected to the work space 13, and the other end is connected to the outside world, or an air extractor (not shown in the figure) ) is communicated with the exhaust pipe 70 in order to extract the dust generated during the operation.

In the present invention, a sensor 80 is further included in the working area 11 . The sensor 80 is electrically connected to the control device 40, and is used to sense whether the sheet metal part 1 is placed and positioned against the movable frame 51, so that the control device 40 drives the door closing device 60 to close the movable door 34 or Open.

Please refer to shown in Figure 3, it means that the movable frame 51 of the lifting device 50 is in the working position. lean against the movable frame 51 of the lifting device 50.

Please refer to Fig. 4, which shows that the dodge door 34 is in the closed position relative to the outer cover 30, wherein the actuating unit 61 is in an extended state (that is, the actuating rod is stretched out relative to the cylinder body), so that the first actuating rod 62 and the second actuating rod The end of the two actuating rods 63 away from the actuating unit 61 is at a low position, so the first actuating rod 62 and the second actuating rod 63 can make the movable door 34 close relative to the outer cover 30 .

Next please refer to FIG. 5 , which shows that when the lifting device 50 is in the operating position, laser marking is performed on an area through the laser head 21 above the sheet metal piece 1 to mark the required number.

Please refer to FIG. 6 , when the operation is completed, the movable frame 51 of the lifting device 50 is actuated by the drive unit 52 to lift and be in the withdrawn position, and now the movable door 34 is correspondingly in the open position relative to the outer cover 30 . Wherein, the position of the movable frame 51 in FIG. 6 is more upright than that in FIG. 3 , so the sheet metal piece 1 can be slightly lifted at a certain angle, which is helpful for the staff to take the sheet metal piece 1 .

Please refer to Fig. 7, which shows that the dodge door 34 is in the open position relative to the outer cover 30, wherein the actuating unit 61 is in a contracted state (that is, the actuating rod is retracted relative to the cylinder body), so that the first actuating rod 62 and the second actuating rod Two actuating levers 63 move to a high position away from the end of the actuating unit 61, so the first actuating lever 62 and the second actuating lever 63 can allow the dodge door 34 to be opened relative to the outer cover 30, which is convenient for the staff to take and place the workpiece (that is, the figure 2, 3 sheet metal parts 1).

To sum up the foregoing, this creation adopts the laser method, and engraves the required number on the sheet metal 1, exempting the shortcomings and problems caused by the conventional stamping method; moreover, the control device 40 is a programmable logic control The device, combined with the integration of the overall motor, can provide the length of the number to be printed, which increases the convenience of the operation.

Although this creation is illustrated with a preferred embodiment, those skilled in the art can make various changes without departing from the spirit and category of this creation. The above-mentioned embodiments are only used to illustrate the creation, and are not intended to limit the scope of the creation. All modifications or changes that do not violate the spirit of this creation belong to the patent scope of this creation.

100:Laser marking machine 10: body 11: Workspace 12: Positioning Department 121: positioning column 13: Working space 20:Laser device 21: laser head 22: Block 30: outer cover 31: dorsal part 32: top side 33: side 34: movable door 40: Control device 50: Lifting device 51: movable frame 51a: The first shelf 51b: The second shelf 52: Drive unit 53: fixed part 60: Door closing device 61: Action unit 62: first actuating lever 63: Second actuating lever 64: Pole 70: exhaust pipe 80: sensor 1: sheet metal parts 1a: positioning hole

[Picture 1] is a schematic diagram of the appearance of this creation, showing that the movable door is closed. [Figure 2] is a schematic diagram of the structure of this creation. [Figure 3] is a schematic diagram of the side structure of this creation, showing that the lifting device is in the working position for supporting the sheet metal parts. [Figure 4] It is a schematic diagram of another side structure of this creation, showing that the door closing device is in the closed position, so that the movable door is closed. [Figure 5] is a schematic diagram of the laser marking action performed for this creation. [Figure 6] is a schematic diagram of the lifting device action of this creation, showing that the lifting device lifts the sheet metal and is in the withdrawn position. [Figure 7] is a schematic diagram of the action of the door closing device of this invention, showing that the door closing device opens the movable door and is in the open position.

10: Body

11: Workspace

12: Positioning Department

121: positioning column

13: Working space

20:Laser device

21: laser head

22: Block

30: outer cover

31: dorsal part

33: side

50: Lifting device

51: movable frame

51a: The first shelf

51b: The second shelf

52: Drive unit

53: fixed part

60: Door closing device

61: Action unit

62: first actuating lever

63: Second actuating lever

64: Pole

70: exhaust pipe

80: sensor

1: sheet metal parts

1a: positioning hole

Claims (10)

A laser marking machine for automotive sheet metal, comprising: A machine body, which has a working area, and the working area has a positioning part, and the positioning part is used for positioning a sheet metal part; and A laser device is installed on the machine body, and the laser device has a laser head suspended above the working area; and A control device is electrically connected to the laser device to make the laser head carry out laser marking on the sheet metal. The laser marking machine for sheet metal used in vehicles as described in claim 1, wherein the sheet metal part has two positioning holes, and the positioning part is two positioning columns arranged obliquely for matching the two positioning holes, so that The sheet metal is positioned obliquely in the work area. The laser marking machine for automotive sheet metal as described in claim 2 further includes a lifting device arranged in the working area, the lifting device includes a movable frame and a driving unit, and the movable frame is used for supporting the sheet metal , the driving unit is connected to the movable frame, and can make the movable frame swing relative to the machine body between a working position and a withdrawal position. The laser marking machine for automotive sheet metal as described in claim 3, wherein the movable frame has two fixed parts, a first frame part and a second frame part, and the two fixed parts are arranged in the working area, The first frame part is tiltably arranged on the two fixing parts, and the two sides of the second frame part are respectively pivoted on the inside of the first frame part, and supported by the driving unit so as to be able to tilt relative to the two fixing parts. The laser marking machine for automotive sheet metal as described in Claim 1 further includes a light-tight outer cover disposed on the working area so that there is a working space between the outer cover and the machine body. The laser marking machine for automotive sheet metal as described in claim 5 further includes an exhaust pipe tied above the working area, one end of the exhaust pipe is connected to the working space, and the other end is connected to the outside. The laser marking machine for automotive sheet metal as described in claim 5, wherein the cover has a back side, a top side and two side parts connected to the back side and the top side, the The outer cover further includes a movable door disposed opposite to the back side, and the movable door is located between the two side parts and the top side. The laser marking machine for automotive sheet metal as described in Claim 7 further includes two door closing devices electrically connected to the control device, and the two door closing devices are arranged between the two side parts and the movable door , so that the movable door can move between an open position and a closed position relative to the outer cover. The laser marking machine for automotive sheet metal as described in claim 8, wherein the laser device includes a seat, and the laser head is movably arranged at one end of the seat so that the laser head can be positioned relative to the seat Generate linear displacement; each door closing device is set on one side of the working area and includes an actuating unit, a first actuating rod, a second actuating rod and a vertical rod, the vertical rod is set in the working area, the second An actuating rod is pivotally arranged on the vertical rod, and one end of the first actuating rod is pivotally connected to the movable door, and the other end of the first actuating rod is connected to the actuating unit; one end of the second actuating rod is pivotally connected to the For the movable door, the other end of the second actuating rod is pivotally connected to the vertical rod; when the actuating unit is in an extended state, the first actuating rod and the second actuating rod make the movable door in the closed position, When the actuating unit is in the retracted state, the first actuating rod and the second actuating rod drive the movable door to open relative to the outer cover, so that the movable door is in the open position. According to claim 3, the laser marking machine for automotive sheet metal, wherein the control device is a programmable logic controller, and the driving unit is an air cylinder.

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