Plate fixing device for CNC engraving machine

Abstract

The utility model discloses a plate fixing device for a CNC (computer numerical control) engraving machine, which comprises a base plate and a fixing mechanism, the base plate is provided with a first limiting plate and a second limiting plate, the second limiting plate is provided with a clamping groove, the fixing mechanism comprises a sliding plate, the sliding plate is provided with two groups of rectangular grooves, and the rectangular grooves are communicated with the clamping groove. Several groups of different sliding plates are selected according to the size of the plate, then a shifting block is shifted, so that a clamping block is clamped in a clamping groove in a second limiting plate, the position of the sliding plate on the base plate can be changed, then clamping blocks are shifted, and the plate can be fixed between the clamping blocks; under the action of elastic force of two groups of first compression springs, enough clamping force can be generated between the clamping blocks, so that the clamping blocks can be maliciously used for fixing a plate, and when the surface of the plate needs to be changed, the clamping blocks are shifted, so that the plate clamped between the clamping blocks can be quickly taken down, and the effect of conveniently changing the surface is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of engraving machines, in particular to a plate fixing device for a CNC engraving machine. Background Art

[0002] The CNC plate engraving machine is a device that can perform fine engraving on plates. It can decorate the plates beautifully, making the plates more convenient to use.

[0003] The existing CNC plate engraving machine makes it difficult to fix the plate during the engraving process due to the different sizes and shapes of the plate. It is also troublesome to fix the plate, which affects the work efficiency. In addition, when engraving wood or metal plates, it is necessary to manually remove the plate from the operating table, turn the plate, and then fix the plate on the operating table for processing. In order to facilitate the disassembly of the plate, this scheme proposes a plate fixing device for a CNC engraving machine. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a plate fixing device for a CNC engraving machine to solve the problem raised in the background technology.

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

[0006] A plate fixing device for a CNC engraving machine comprises a base plate and a fixing mechanism, wherein a first limit plate is arranged on the base plate, a second limit plate is arranged on the base plate, a slot is provided on the second limit plate, and the fixing mechanism comprises a slide plate, two groups of rectangular slots are provided on the slide plate, a first limit column is arranged in the slot, the first limit column is matched in the hole on the clamping block, a first compression spring is sleeved on the outer peripheral surface of the first limit column, one end of the first compression spring contacts the clamping block, and the other end of the clamping block contacts the slide plate, a groove is provided on the slide plate, a second limit column is arranged in the groove, the second limit column matches the hole on the toggle block, a group of engaging blocks are provided on the toggle block, the engaging block matches the slot on the second limit plate, a second compression spring is sleeved on the outer peripheral surface of the second limit column, one end of the second compression spring contacts the toggle block, and the other end of the toggle block contacts the slide plate.

[0007] Preferably, the top of the clamping block is an arc surface, and a groove is formed on one side of the clamping block.

[0008] Preferably, two groups of connecting blocks are provided on the substrate, the connecting blocks are provided with holes, a first threaded column is provided on the connecting blocks, a driving motor is provided at one end of the first threaded column, a first slider is threadedly connected to the first threaded column, the first slider is slidably fitted in a slide groove on the substrate, a first supporting column is provided on the first slider, a hole is provided on the first support column, a second threaded housing is provided on the first support column, a servo motor is provided at one end of the second threaded housing, a lifting mechanism is provided on the second threaded housing, the second threaded housing is fitted in the hole on the second support column, a second slider is provided on the second support column, and the second slider is slidably fitted in the slide groove on the substrate.

[0009] Preferably, a hole is formed on the second sliding block, a sliding rod is fitted in the hole, and both ends of the sliding rod are connected to the connecting block.

[0010] Preferably, the lifting mechanism includes a support plate, an engraving machine body is arranged on the support plate, a group of third limit plates are arranged on the engraving machine body, two third limit plates are matched in the holes on the top plate, an electric push rod is arranged on the top plate, one end of the electric push rod is connected to the support plate, a fixing block is arranged on the top plate, a threaded sleeve is arranged on the fixing block, and the threaded sleeve is threadedly connected to the second threaded housing.

[0011] The utility model has the following beneficial effects:

[0012] Select several groups of different slides according to the size of the plate, and then turn the toggle block to make the engaging block engage with the slot on the second limit plate, so that the position of the slide on the base plate can be changed, and then the clamping block can be turned to fix the plate between the clamping blocks. Under the action of the elastic force of the two groups of first compression springs, sufficient clamping force can be generated between the clamping blocks, so that the plate can be fixed maliciously. When the plate needs to be changed, the plate clamped between the clamping blocks can be quickly removed by turning the clamping block, so as to achieve the effect of convenient surface changing. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is the overall structure diagram of the engraving machine;

[0014] Figure 2 It is the overall structure diagram of the engraving machine;

[0015] Figure 3 It is a schematic diagram of the fixing mechanism structure of the engraving machine;

[0016] Figure 4 It is a schematic diagram of the lifting mechanism structure of the engraving machine.

[0017] In the figure: 1, substrate; 2, first limit plate; 3, second limit plate; 4, connecting block; 5, first threaded column; 6, driving motor; 7, first slider; 8, first support column; 9, second threaded housing; 10, servo motor; 11, second support column; 12, lifting mechanism; 1201, support plate; 1202, engraving machine body; 1203, third limit plate; 1204, top plate; 1205, electric push rod; 1206, fixing block; 1207, threaded sleeve; 13, fixing mechanism; 1301, slide plate; 1302, first limit column; 1303, first compression spring; 1304, clamping block; 1305, second limit column; 1306, second compression spring; 1307, toggle block; 1308, engaging block; 14, second slider; 15, slide rod. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0019] Reference Figure 1-4A plate fixing device for a CNC engraving machine includes a base plate 1 and a fixing mechanism 13. The base plate 1 is provided with a first limiting plate 2, the base plate 1 is provided with a second limiting plate 3, the second limiting plate 3 is provided with a slot, the fixing mechanism 13 includes a slide plate 1301, the slide plate 1301 is provided with two groups of rectangular grooves, a first limiting column 1302 is provided in the groove, the first limiting column 1302 is matched in a hole on a clamping block 1304, and the outer peripheral surface of the first limiting column 1302 is sleeved with a first compression Spring 1303, one end of the first compression spring 1303 contacts the clamping block 1304, the other end of the clamping block 1304 contacts the slide plate 1301, the slide plate 1301 is provided with a groove, the groove is provided with a second limiting column 1305, the second limiting column 1305 is matched with the hole on the toggle block 1307, the toggle block 1307 is provided with a group of snap-fit ​​blocks 1308, the snap-fit ​​blocks 1308 are matched with the snap-fit ​​groove on the second limiting plate 3, the outer peripheral surface of the second limiting column 1305 A second compression spring 1306 is provided, one end of the second compression spring 1306 contacts the toggle block 1307, and the other end of the toggle block 1307 contacts the slide plate 1301. The top of the clamping block 1304 is an arc surface, and a groove is provided on one side of the clamping block 1304. First, several groups of different slide plates 1301 are selected according to the size of the plate, and then the toggle block 1307 is toggled so that the engaging block 1308 is engaged with the engaging groove on the second limiting plate 3, so that the slide plate can be changed. 1301 is positioned on the substrate 1, and then the plate can be fixed between the clamping blocks 1304 by toggling the clamping blocks 1304. Under the elastic force of the two sets of first compression springs 1303, sufficient clamping force can be generated between the clamping blocks 1304, so that the plate can be fixed. When the plate needs to be changed, the plate clamped between the clamping blocks 1304 can be quickly removed by toggling the clamping blocks 1304, so as to achieve the effect of facilitating the change of surface.

[0020] Two groups of connecting blocks 4 are provided on the substrate 1, and a hole is provided on the connecting block 4. A first threaded column 5 is provided on the connecting block 4, and a driving motor 6 is provided at one end of the first threaded column 5. A first slider 7 is threadedly connected to the first threaded column 5, and the first slider 7 is slidably matched in the slide groove on the substrate 1. A first supporting column 8 is provided on the first slider 7, and a hole is provided on the first supporting column 8. A second threaded stop 9 is provided on the first supporting column 8, and a servo motor 10 is provided at one end of the second threaded stop 9. A lifting mechanism 12 is provided on the second threaded stop 9, and the second threaded stop 9 is matched in the hole on the second supporting column 11. A second slider 14 is provided on the second supporting column 11, and the second slider 14 is slidably matched in the slide groove on the substrate 1. A hole is provided on the second slider 14, and a slide rod 15 is matched in the hole. Both ends of the slide rod 15 are connected to the connecting block 4, and the first threaded column 5 is driven to rotate by the driving motor 6, so that under the action of the first slider 7, the first supporting column 8, the second threaded stop 9, the servo motor 10, the second supporting column 11 and the lifting mechanism 12 are driven to move.

[0021] The lifting mechanism 12 includes a support plate 1201, on which an engraving machine body 1202 is arranged, and on which a group of third limiting plates 1203 are arranged. The two third limiting plates 1203 are matched in the holes on the top plate 1204, and an electric push rod 1205 is arranged on the top plate 1204, one end of the electric push rod 1205 is connected to the support plate 1201, and a fixing block 1206 is arranged on the top plate 1204, and a threaded sleeve 1207 is arranged on the fixing block 1206, and the threaded sleeve 1207 is threadedly connected with the second threaded housing 9, and the second threaded housing 9 is driven to rotate by the servo motor 10, so that under the action of the threaded sleeve 1207, the lifting mechanism 12 is driven to move, and finally, by unfolding the electric push rod 1205, under the action of the third limiting plates 1203, the function of lifting the engraving machine body 1202 is achieved.

[0022] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A plate fixing device for a CNC engraving machine, comprising a base plate (1), characterized in that: A first limiting plate (2) is arranged on the base plate (1), a second limiting plate (3) is arranged on the base plate (1), and a card slot is provided on the second limiting plate (3); It also includes a fixing mechanism (13), the fixing mechanism (13) includes a slide plate (1301), the slide plate (1301) is provided with two groups of rectangular grooves, a first limiting column (1302) is arranged in the groove, the first limiting column (1302) is matched in the hole on the clamping block (1304), the outer peripheral surface of the first limiting column (1302) is sleeved with a first compression spring (1303), one end of the first compression spring (1303) is in contact with the clamping block (1304), and the other end of the clamping block (1304) is in contact with the slide plate (1301); The slide plate (1301) is provided with a groove, in which a second limiting column (1305) is arranged, and the second limiting column (1305) is matched with the hole on the toggle block (1307), and the toggle block (1307) is provided with a group of snap-fit ​​blocks (1308), and the snap-fit ​​blocks (1308) are matched with the snap-fit ​​grooves on the second limiting plate (3), and the outer peripheral surface of the second limiting column (1305) is sleeved with a second compression spring (1306), one end of the second compression spring (1306) is in contact with the toggle block (1307), and the other end of the toggle block (1307) is in contact with the slide plate (1301).

2. The plate fixing device for a CNC engraving machine according to claim 1, characterized in that: The top of the clamping block (1304) is an arc surface, and one side of the clamping block (1304) is provided with a groove.

3. A plate fixing device for a CNC engraving machine according to claim 2, characterized in that: The base plate (1) is provided with two groups of connecting blocks (4), the connecting block (4) is provided with a hole, the connecting block (4) is provided with a first threaded column (5), one end of the first threaded column (5) is provided with a driving motor (6), the first threaded column (5) is threadedly connected with a first slider (7), the first slider (7) is slidably matched in a slide groove on the base plate (1), the first slider (7) is provided with a first supporting column (8), the first supporting column (8) is provided with a hole, the first supporting column (8) is provided with a second threaded stopper (9), one end of the second threaded stopper (9) is provided with a servo motor (10), the second threaded stopper (9) is provided with a lifting mechanism (12), the second threaded stopper (9) is matched in a hole on a second supporting column (11), the second supporting column (11) is provided with a second slider (14), the second slider (14) is slidably matched in a slide groove on the base plate (1).

4. The plate fixing device for a CNC engraving machine according to claim 3, characterized in that: The second sliding block (14) is provided with a hole, in which a sliding rod (15) is fitted, and both ends of the sliding rod (15) are connected to the connecting block (4).

5. The plate fixing device for a CNC engraving machine according to claim 3, characterized in that: The lifting mechanism (12) comprises a support plate (1201), an engraving machine body (1202) is arranged on the support plate (1201), a group of third limiting plates (1203) are arranged on the engraving machine body (1202), two of the third limiting plates (1203) are matched in holes on the top plate (1204), an electric push rod (1205) is arranged on the top plate (1204), one end of the electric push rod (1205) is connected to the support plate (1201), a fixing block (1206) is arranged on the top plate (1204), a threaded sleeve (1207) is arranged on the fixing block (1206), and the threaded sleeve (1207) is threadedly connected to the second threaded housing (9).

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