Numerical control engraving machine with precise engraving function

Abstract

The utility model provides a precise engraving numerical control engraving machine which comprises a machine frame, a portal frame capable of moving front and back is arranged on the machine frame, a movable table capable of moving left and right is arranged on the portal frame, a lifting seat capable of moving up and down is arranged on the movable table, and a carving knife is detachably installed on the lifting seat. A rotating air cylinder is installed on the machine frame, a rotating part of the rotating air cylinder is connected with the middle of a switching cross rod, the end of the switching cross rod is connected with an installation block, a pen type air cylinder is horizontally installed on the installation block, and the end of a piston rod of the pen type air cylinder is connected with the inner side face of the workbench. A plurality of positioning assemblies used for positioning plates are arranged on the upper surface of the working table, a guide wheel is installed on the outer side face of the working table, the outer side face of the working table is further connected with an iron sheet through an elastic block, an L-shaped positioning piece matched with the guide wheel is further installed on the machine frame, and an electromagnet matched with the iron sheet is further arranged on the L-shaped positioning piece.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of engraving machine relates to a precision engraving's numerical control engraving machine. BACKGROUND

[0002] Numerical control engraving machine is a kind of equipment with high-precision engraving function, it controls the movement track of engraving head by computer numerical control technology, to realize the fine machining purpose to various materials.This kind of equipment is widely used in woodworking, metal processing, plastic forming and jewelry making etc. industry, can make complex fine pattern and character.Numerical control engraving machine's operation usually needs professional software to design engraving path and pattern, then through data line, the program designed is transmitted to the control system of engraving machine.

[0003] When using existing numerical control engraving machine to process plate, must first unload the current plate material to install the next piece, this dismounting process is time-consuming, thereby leading to the non-productive downtime of engraving machine increases, therefore, design a kind of precision engraving's numerical control engraving machine is very necessary. SUMMARY

[0004] The utility model aims at the above-mentioned problems existing in prior art, proposes a kind of precision engraving's numerical control engraving machine.

[0005] The utility model discloses a kind of precision engraving's numerical control engraving machine, including rack, the rack is provided with movable portal frame that can move forwards and backwards, the movable portal frame is driven by servo motor one to move, the movable portal frame is provided with movable platform that can move left and right, the movable platform is driven by servo motor two to move, the movable platform is provided with lifting seat that can move up and down, the lifting seat is detachably installed with engraving cutter, the lifting seat is driven by servo motor three to move, the rack is installed with rotary cylinder, the rotating part of rotary cylinder and switching cross bar middle part are connected, the switching cross bar end and mounting block are connected, the mounting block is horizontally installed with pen type cylinder, the piston rod end of pen type cylinder and the inner side of workbench are connected, the upper surface of the workbench has a plurality of positioning components for positioning plate material, the outer side of the workbench is installed with guide wheel, the outer side of the workbench is also connected by elastic block and iron sheet, the rack is also installed with L-shaped positioning piece matched with guide wheel, the L-shaped positioning piece is also provided with electromagnet matched with iron sheet.

[0006] The mounting block is also installed with guide sleeve, the guide sleeve is horizontally slidably connected with guide rod, the guide rod and the inner side of workbench are connected.

[0007] The positioning assembly comprises a screw rod, a hand screw nut and an arc-shaped elastic pressing plate, the screw rod is vertically installed on the workbench, the hand screw nut is threadedly connected to the screw rod, and the arc-shaped elastic pressing plate is installed on the screw rod and arranged between the workbench and the hand screw nut.

[0008] The arc-shaped elastic pressing plate is further provided with an antiskid pad.

[0009] The transparent protective plate is detachably installed on the middle part of the switching cross rod through the connecting block.

[0010] The control box is further installed on the rack.

[0011] Compared with the prior art, the precision engraving numerical control engraving machine has the advantages that:

[0012] The two workbenches can be interchanged, one of which is used for engraving operation and the other of which is used for feeding and discharging operation, so that the downtime of the numerical control engraving machine is significantly reduced. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 is a schematic view of a plane structure of the utility model;

[0014] Fig. 2 is an enlarged view of A;

[0015] Fig. 3 is a schematic view of a part of the utility model;

[0016] In the figure, 1, rack; 2, control box; 3, rotary cylinder; 4, guide rod; 5, guide sleeve; 6, workbench; 7, mounting block; 8, switching cross rod; 9, pen type cylinder; 10, transparent protective plate; 11, connecting block; 12, engraving cutter; 13, lifting seat; 14, movable table; 15, gantry; 16, electromagnet; 17, L-shaped positioning piece; 18, guide wheel; 19, elastic block; 20, iron sheet; 21, arc-shaped elastic pressing plate; 22, hand screw nut; 23, screw rod; 24, antiskid pad. DETAILED DESCRIPTION

[0017] The following is a specific embodiment of the utility model and further describes the technical scheme of the utility model in combination with the drawings, but the utility model is not limited to these embodiments.

[0018] For example, Figs. 1-3As shown, the present precision carving numerical control carving machine comprises a rack 1, the rack 1 is provided with a movable portal frame 15, the movable portal frame 15 is driven to move by a servo motor, the movable portal frame 15 is provided with a movable movable table 14, the movable table 14 is driven to move by a servo motor, the movable table 14 is provided with a movable lifting seat 13, the lifting seat 13 is detachably provided with a carving knife 12, the carving knife 12 is installed on the lifting seat 13 in the existing manner, and the rotation of the carving knife 12 is realized in the existing manner; the lifting seat 13 is driven to move by a servo motor three, in the embodiment, the movement precision of the carving knife 12 is ensured through the cooperation of the servo motor one, the servo motor two and the servo motor three, thereby ensuring the overall carving precision, at the same time, the movements of the movable portal frame 15, the movable table 14 and the lifting seat 13 are realized by using the existing structure; the rack 1 is provided with a rotary air cylinder 3, the rotary air cylinder 3 is an existing product, which can rotate 180 degrees each time, the rotary part of the rotary air cylinder 3 is connected with the middle part of a switching cross bar 8, the end part of the switching cross bar 8 is connected with a mounting block 7, a pen type air cylinder 9 is horizontally mounted on the mounting block 7, the end part of the piston rod of the pen type air cylinder 9 is connected with the inner side surface of a workbench 6, the upper surface of the workbench 6 is provided with a plurality of positioning assemblies for positioning plates, in the embodiment, the shape of the workbench 6 is square, the number of the positioning assemblies is four, and the positioning assemblies are distributed at the four top corners of the workbench 6; a guide wheel 18 is mounted on the outer side surface of the workbench 6, the outer side surface of the workbench 6 is further connected with an elastic block 19 and an iron sheet 20, the rack 1 is further provided with an L-shaped positioning piece 17 matched with the guide wheel 18, the L-shaped positioning piece 17 is further provided with an electromagnet 16 matched with the iron sheet 20, in the embodiment, during conversion, the pen type air cylinder 9 is in a retracted state, after rotation is completed, the workbench 6 close to the carving knife 12 is extended by the pen type air cylinder 9, under the cooperation of the guide wheel 18 and the L-shaped positioning piece 17, the workbench 6 is finally held by the electromagnet 16 to the iron sheet 20, thereby the workbench 6 can be fixed and supported, the plate on the workbench 6 is carved by the action of the carving knife 12, in the embodiment, the plate processed is a wooden board.

[0019] A guide sleeve 5 is further mounted on the mounting block 7, a guide rod 4 is horizontally and slidingly connected with the guide sleeve 5, the guide rod 4 is connected with the inner side surface of the workbench 6, by the cooperation of the guide sleeve 5 and the guide rod 4, the movement of the workbench 6 is more stable and reliable.

[0020] The positioning assembly comprises a screw rod 23, a hand screw nut 22 and an arc-shaped elastic pressing plate 21, the screw rod 23 is vertically installed on the workbench 6, the hand screw nut 22 is threadedly connected on the screw rod 23, the arc-shaped elastic pressing plate 21 is installed on the screw rod 23 and arranged between the workbench 6 and the hand screw nut 22, and the arc-shaped elastic pressing plate 21 is further provided with a non-slip pad 24; the plate material is placed on the workbench 6, the non-slip pad 24 is abutted against the surface of the plate material, the hand screw nut 22 is screwed, and the plate material is fixed.

[0021] The transparent protective plate 10 is detachably installed in the middle of the switching cross rod 8 through the connecting block 11.

[0022] The control box 2 is further installed on the rack 1, and the control box 2 is an existing product and can control the start and stop of corresponding electrical elements.

[0023] The two workbenches 6 with interchangeable positions are configured, one of which is used for engraving operation, and the other is used for feeding and discharging operation, so that the downtime of the numerical control engraving machine is significantly reduced.

[0024] The two workbenches 6 with interchangeable positions are configured, one of which is used for engraving operation, and the other is used for feeding and discharging operation, so that the downtime of the numerical control engraving machine is significantly reduced; meanwhile, the feeding and discharging operation is away from the engraving cutter 12, so that the operation is safer.

[0025] The above components are general standard components or components known by those skilled in the art, and the structure and principle thereof can be known by the technical personnel through a technical manual or through a conventional experimental method.

[0026] The specific embodiments described in the present application are only illustrative of the spirit of the present application. Those skilled in the art of the present application can make various modifications or supplements to the described specific embodiments or replace them with similar ways, but will not deviate from the spirit of the present application or exceed the scope defined by the appended claims.

Claims

1. A precision engraving numerical control engraving machine, comprising a frame (1), a movable gantry (15) is arranged on the frame (1), the movable gantry (15) is driven to move by a servo motor, characterized in that, The gantry (15) is provided with a movable table (14) which can move left and right, the movable table (14) is driven by a servo motor II to move, the movable table (14) is provided with a lifting seat (13) which can move up and down, the lifting seat (13) is detachably provided with a carving knife (12), the lifting seat (13) is driven by a servo motor III to move, the rack (1) is provided with a rotary cylinder (3), the rotary cylinder (3) is connected with the middle part of a switching cross bar (8), the switching cross bar (8) is connected with a mounting block (7), the mounting block (7) is horizontally provided with a pen type cylinder (9), the piston rod end of the pen type cylinder (9) is connected with the inner side of a workbench (6), the upper surface of the workbench (6) is provided with a plurality of positioning assemblies for positioning plates, the outer side of the workbench (6) is provided with a guide wheel (18), the outer side of the workbench (6) is further connected with an elastic block (19) and an iron sheet (20), the rack (1) is further provided with an L-shaped positioning piece (17) matched with the guide wheel (18), the L-shaped positioning piece (17) is further provided with an electromagnet (16) matched with the iron sheet (20).

2. A numerically controlled engraver with precision engraving according to claim 1, characterized in that, The mounting block (7) is further provided with a guide sleeve (5), the guide sleeve (5) is horizontally and slidably connected with a guide rod (4), and the guide rod (4) is connected with the inner side of the workbench (6).

3. The precision engraving CNC engraver according to claim 1, wherein, The positioning assembly comprises a screw rod (23), a hand screw nut (22) and an arc-shaped elastic pressing plate (21), the screw rod (23) is vertically installed on the workbench (6), the hand screw nut (22) is threadedly connected with the screw rod (23), and the arc-shaped elastic pressing plate (21) is installed on the screw rod (23) and arranged between the workbench (6) and the hand screw nut (22).

4. A numerically controlled engraver with precision engraving according to claim 3, characterized in that, The arc-shaped elastic pressing plate (21) is further provided with an anti-skid pad (24).

5. The precision engraving CNC engraver of claim 1, wherein, The middle part of the switching cross bar (8) is detachably provided with a transparent protective plate (10) through a connecting block (11).

6. A numerically controlled engraver with precision engraving as claimed in claim 1 wherein, The rack (1) is further provided with a control box (2).

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