Numerical control milling machine convenient to adjust

Abstract

The utility model discloses a numerical control milling machine convenient to adjust, which belongs to the technical field of milling machines and comprises a milling machine body and a machining table, a placing disc is arranged in the center of the machining table, a plurality of groups of concentric circle grooves are formed in the center of the placing disc, an adjusting groove is formed in the top end of the placing disc, and the adjusting groove is communicated with the concentric circle grooves. An adjusting sliding groove is formed in the bottom end of the adjusting groove, an adjusting sliding block is arranged in the adjusting sliding groove in a sliding mode, an arc-shaped plate is installed at the top end of the adjusting sliding block, a through hole penetrates through the top end of the arc-shaped plate, a positioning hole is formed in the top end of the adjusting sliding block in a matched mode, and a positioning rod is inserted between the positioning hole and the through hole. Side sliding strips are symmetrically arranged on the two sides of the arc-shaped plate, side sliding grooves are formed in the inner wall of the concentric circle groove in a matched mode, a side plate is installed at the top end of the arc-shaped plate, a threaded rod penetrates through the center of the side face of the side plate in a threaded mode, and a contact disc is fixed to the end of the threaded rod.

Description

Technical Field

[0001] The utility model relates to the technical field of milling machines, in particular to a numerically controlled milling machine which is easy to adjust. Background Art

[0002] A CNC milling machine is a milling machine controlled by electronic digital signals. It is an automatic processing equipment developed on the basis of a general milling machine. Generally, the workpiece is placed on the processing table and the workpiece is processed by comprehensively applying the technological achievements of electronic computers, automatic control, servo drive, precision measurement and new mechanical structures. It has the advantages of strong adaptability, high processing accuracy, stable processing quality and high production efficiency.

[0003] The existing Chinese patent application number CN202321913526.X discloses a CNC milling machine with an adjustment function. The utility model includes a milling machine body, a workbench is provided on the milling machine body, and a bearing platform is installed on the upper end surface of the workbench. The upper end surface of the bearing platform is formed with an annular groove, and an arc block is slidably installed in the annular groove; the upper end surface of the arc block is provided with a fixed block, and a screw is threadedly connected to the fixed block, one end of the screw is installed with a clamping block, and the other end is installed with a handle; a locking mechanism for locking the position of the arc block is provided on the bearing platform, and the device can adjust the position of the clamping block to facilitate fixing the workpiece. However, when it is used, due to the fixed size of the annular groove, the size of the workpiece it is applicable to is limited. For small-sized workpieces, a longer screw is required to achieve fixation, and larger workpieces cannot be fixed. It cannot be freely adjusted according to the size of the workpiece, which is inconvenient to use.

[0004] Based on this, the utility model designs a CNC milling machine which is easy to adjust to solve the above problems. Utility Model Content

[0005] In view of the above-mentioned shortcomings of the prior art, the utility model provides a CNC milling machine which is easy to adjust.

[0006] In order to achieve the above objectives, the present invention is implemented through the following technical solutions:

[0007] The top end of the adjusting screw mandrel is provided with an adjusting screw thread, and the adjusting screw mandrel is provided with an adjusting screw thread, and the adjusting screw mandrel is provided with an adjusting screw thread.

[0008] Furthermore, the bottom end of the adjustment groove is flush with the bottom end of the concentric circle groove, the adjustment groove and the adjustment slide groove are both arranged through both sides of the placement plate, and the top end of the adjustment slider is flush with the top end of the adjustment slide groove.

[0009] Furthermore, the arc plate and the concentric grooves are arranged in coordination and their top ends are flush, the positioning hole does not pass through the adjustment slider, the two sides of the side slide are flush with the two sides of the arc plate, and the length of the screw is equal to the spacing of the concentric grooves.

[0010] Furthermore, the processing table is arranged through the front and back of the milling machine body, a long slide groove is opened on the side of the milling machine body, a slide plate slides in the long slide groove, a transparent plate is fixed on the side of the slide plate, and a magnetic patch is set on the side of the transparent plate.

[0011] Furthermore, the long chute is symmetrically arranged at the upper and lower edges of the processing table, the length of the slide is equal to the length of the transparent plate, and the length of the transparent plate is equal to half the length of the side of the processing table in this direction.

[0012] Furthermore, a collecting frame is threadedly mounted at the center of the processing table, and the placing plate is threadedly fixed at the top center of the collecting frame and is arranged higher than the collecting frame.

[0013] Furthermore, leakage grooves are evenly arranged on the top of the placement plate, and leakage holes are arranged in the concentric grooves and the adjustment slide groove.

[0014] Furthermore, the side of the placing plate is provided with a fixing hole on the circumference, the fixing hole is connected to the concentric groove, the side of the arc plate is provided with a matching hole, and a fixing rod is inserted between the matching hole and the fixing hole.

[0015] Beneficial effects

[0016] 1. By setting concentric grooves, adjustment grooves, adjustment slides, and adjustment sliders, the position of the arc plate is adjusted along the adjustment grooves by sliding with the adjustment slider and the adjustment slide. When the arc plate is moved to a position connected with the concentric grooves, the arc plate is slid into the concentric grooves. Thus, the concentric grooves at appropriate positions and the appropriate number of arc plates can be selected according to the size of the workpiece to be processed to install the side plate. The screw is rotated to make the contact plate contact with the workpiece, thereby achieving fixation of the workpiece during processing and facilitating adjustment and use.

[0017] 2. By setting up long slides and slides, the transparent plate can be opened and closed easily, thereby facilitating the placement and removal of workpieces. By setting up a collection frame, leakage grooves and leakage holes, waste water and waste chips in the processing process fall into the collection frame under the action of the leakage holes and leakage grooves for collection, which is convenient for overall cleaning. By setting up fixing holes, matching holes and fixing rods, the fixing rods are plugged into the matching holes and fixing holes to fix the curved plate and side plates. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be derived from these drawings without inventive effort.

[0019] Figure 1 This is a three-dimensional diagram of the main structure of a CNC milling machine that is easy to adjust according to the utility model;

[0020] Figure 2 This is a three-dimensional diagram of the internal structure of a machining table of a CNC milling machine that is easy to adjust according to the present invention;

[0021] Figure 3 This is a three-dimensional diagram of the structure of a placement plate of a CNC milling machine that is easy to adjust according to the utility model;

[0022] Figure 4 This is a three-dimensional diagram of the bottom structure of a placement tray of a CNC milling machine that is easy to adjust according to the utility model;

[0023] Figure 5 This is a three-dimensional diagram of the structure of an adjustable slider of a CNC milling machine that is easy to adjust according to the utility model;

[0024] Figure 6 This is a three-dimensional diagram of the curved plate structure of a CNC milling machine that is easy to adjust according to the utility model.

[0025] The numbers in the figure represent:

[0026] 1. Milling machine body; 2. Processing table; 3. Placement plate; 4. Concentric groove; 5. Adjustment groove; 6. Adjustment slide; 7. Adjustment slider; 8. Arc plate; 9. Through hole; 10. Positioning hole; 11. Positioning rod; 12. Side slide bar; 13. Side slide groove; 14. Side plate; 15. Screw; 16. Contact plate; 17. Long slide groove; 18. Slide plate; 19. Transparent plate; 20. Magnetic tile; 21. Collection frame; 22. Leakage groove; 23. Leakage hole; 24. Fixing hole; 25. Matching hole; 26. Fixing rod. DETAILED DESCRIPTION

[0027] To make the purpose, technical solutions, and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings of the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making any creative efforts are within the scope of protection of the present invention.

[0028] The present invention will be further described below with reference to the embodiments.

[0029] In some embodiments, please refer to the accompanying drawings. Figure 1 、 Figure 3 、 Figure 5 and Figure 6 , a CNC milling machine that is easy to adjust, includes a milling machine body 1 and a processing table 2, a placing disk 3 is provided in the center of the processing table 2, a plurality of concentric grooves 4 are provided in the center of the placing disk 3, an adjusting groove 5 is provided on the top of the placing disk 3, the adjusting groove 5 and the concentric groove 4 are connected, an adjusting slide 6 is provided at the bottom of the adjusting groove 5, an adjusting slider 7 slides in the adjusting slide 6, an arc plate 8 is installed on the top of the adjusting slider 7, a through hole 9 is passed through the top of the arc plate 8, a positioning hole 10 is provided at the top of the adjusting slider 7, a positioning rod 11 is inserted between the positioning hole 10 and the through hole 9, side slides 12 are symmetrically provided on both sides of the arc plate 8, a side slide 13 is provided on the inner wall of the concentric groove 4, a side plate 14 is installed on the top of the arc plate 8, a screw 15 is passed through the center thread of the side surface of the side plate 14, and a contact disk 16 is fixed to the end of the screw 15;

[0030] In the embodiment of the present invention, the concentric grooves 4 and the appropriate number of arc plates 8 can be selected according to the size of the workpiece to be processed, and the positioning rods 11 are used to plug the positioning holes 10 and the through holes 9 to install the arc plates 8 on the adjusting slider 7. The adjusting slider 7 and the adjusting slide groove 6 are used to slide together to adjust the position of the arc plates 8 along the adjusting groove 5. When the arc plates 8 are moved to the position connected with the concentric grooves 4, the positioning rods 11 are taken out to separate the arc plates 8 and the adjusting slider 7. The side slides 12 and the side slide grooves 13 are used to slide the arc plates 8 into the concentric grooves 4. By sliding a certain number of arc plates 8 in and adjusting their positions, the side plates 14 are fixed on the arc plates 8, and the screws 15 are turned to make the contact discs 16 contact the workpiece to achieve fixation of the workpiece processing.

[0031] In the embodiment of the present utility model, by providing the concentric groove 4, the adjustment groove 5, the adjustment slide 6, and the adjustment slider 7, the position of the arc plate 8 is adjusted along the adjustment groove 5 by utilizing the sliding cooperation between the adjustment slider 7 and the adjustment slide 6. When the arc plate 8 is moved to the position communicating with the concentric groove 4, the arc plate 8 is slid into the concentric groove 4. Thus, the concentric groove 4 at the appropriate position and the appropriate number of arc plates 8 can be selected according to the size of the workpiece to be processed to install the side plate 14. The screw 15 is rotated to make the contact plate 16 contact with the workpiece, thereby achieving fixation of the workpiece during processing and facilitating adjustment and use.

[0032] In one embodiment of the present invention, the bottom end of the adjusting groove 5 is flush with the bottom end of the concentric groove 4, the adjusting groove 5 and the adjusting chute 6 are both arranged through both sides of the placement plate 3, the top of the adjusting slider 7 is flush with the top of the adjusting chute 6, the arc plate 8 and the concentric groove 4 are matched and the tops of the two are flush, the positioning hole 10 does not pass through the adjusting slider 7, the two sides of the side slide 12 are flush with the two sides of the arc plate 8, which facilitates the arc plate 8 to enter the concentric groove 4; the length of the screw 15 is equal to the spacing of the concentric grooves 4, so that the adjustment range of the screw 15 is the spacing between two sets of adjacent concentric grooves 4;

[0033] In some embodiments, as Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 and Figure 6As shown, the processing table 2 is arranged front and back through the milling machine body 1, and a long slide groove 17 is opened on the side of the milling machine body 1, and the long slide groove 17 is symmetrically arranged at the upper and lower edge positions of the processing table 2, and a slide plate 18 slides in the long slide groove 17, and the length of the slide plate 18 is equal to the length of the transparent plate 19. A transparent plate 19 is fixed on the side of the slide plate 18, and the length of the transparent plate 19 is equal to half of the length of the side of the processing table 2 in this direction, and a magnetic patch 20 is arranged on the side of the transparent plate 19. A collection frame 21 is threadedly installed at the center of the processing table 2, and the placement disk 3 is threadedly fixed at the top center of the collection frame 21 and is higher than its setting. Leakage grooves 22 are evenly arranged on the top of the placement disk 3, and leakage holes 23 are provided in the concentric grooves 4 and the adjustment slide groove 6. A fixing hole 24 is opened on the circumference of the side of the placement disk 3, and the fixing hole 24 is connected to the concentric groove 4. A matching hole 25 is provided on the side of the arc plate 8, and a fixing rod 26 is inserted between the matching hole 25 and the fixing hole 24;

[0034] In the embodiment of the present utility model, the sliding plate 18 and the long chute 17 are used to slide together, the transparent plate 19 is opened, the collection frame 21 and the placement tray 3 are installed in the processing table 2, and the concentric grooves 4 and the appropriate number of arc plates 8 are selected according to the size of the workpiece to be processed. The positioning rod 11 is used to plug the positioning hole 10 and the through hole 9, and the arc plate 8 is installed on the adjustment slider 7. The position of the arc plate 8 is adjusted along the adjustment groove 5 by sliding the adjustment slider 7 and the adjustment chute 6. When it moves to the position connected with the concentric groove 4, the positioning rod 11 is removed. The curved plate 8 and the adjusting slider 7 are separated, and the curved plate 8 is slid into the concentric groove 4 by means of the sliding cooperation between the side slide bar 12 and the side slide groove 13. A certain number of curved plates 8 are slid in by adjusting their positions, and the side plate 14 is fixed to the curved plate 8. The fixing rod 26 is plugged into the matching hole 25 and the fixing hole 24 to fix the curved plate 8 and the side plate 14. The screw 15 is rotated to make the contact plate 16 contact with the workpiece to achieve fixation of the workpiece during processing. Wastewater and waste chips in the processing process fall into the collection frame 21 under the action of the leakage hole 23 and the leakage groove 22 for collection;

[0035] In the embodiment of the present utility model, by providing a long slide 17 and a slide plate 18, the opening and closing of the transparent plate 19 is facilitated, thereby facilitating the placement and removal of workpieces; by providing a collection frame 21, a leakage groove 22 and a leakage hole 23, waste water and waste chips in the processing process fall into the collection frame 21 under the action of the leakage hole 23 and the leakage groove 22 for collection, which is convenient for overall cleaning; by providing a fixing hole 24, a matching hole 25 and a fixing rod 26, the fixing rod 26 is plugged into the matching hole 25 and the fixing hole 24 to fix the curved plate 8 and the side plate 14.

[0036] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements will not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the various embodiments of the present invention.

Claims

1. A CNC milling machine that is easy to adjust, comprising a milling machine body (1) and a processing table (2), characterized in that: The processing table (2) is provided with a placement plate (3) at the center thereof, and a plurality of groups of concentric grooves (4) are provided at the center thereof. An adjustment groove (5) is provided at the top of the placement plate (3), and the adjustment groove (5) and the concentric groove (4) are connected. An adjustment chute (6) is provided at the bottom of the adjustment groove (5), and an adjustment slider (7) slides in the adjustment chute (6). An arc plate (8) is installed at the top of the adjustment slider (7), and a through hole (9) is passed through the top of the arc plate (8). The top of the adjusting slider (7) is provided with a positioning hole (10), a positioning rod (11) is inserted between the positioning hole (10) and the through hole (9), side slides (12) are symmetrically provided on both sides of the arc plate (8), and a side slide groove (13) is provided on the inner wall of the concentric groove (4). A side plate (14) is installed on the top of the arc plate (8), and a screw (15) is passed through the center thread of the side surface of the side plate (14), and a contact plate (16) is fixed to the end of the screw (15).

2. The easily adjustable CNC milling machine according to claim 1, characterized in that: The bottom end of the adjusting groove (5) is flush with the bottom end of the concentric groove (4); the adjusting groove (5) and the adjusting chute (6) are both arranged to pass through both sides of the placement plate (3); and the top end of the adjusting slider (7) is flush with the top end of the adjusting chute (6).

3. The easily adjustable CNC milling machine according to claim 2, characterized in that: The arc plate (8) and the concentric groove (4) are arranged in a coordinated manner and their top ends are flush with each other. The positioning hole (10) does not penetrate the adjustment slider (7). The two sides of the side slide (12) are flush with the two sides of the arc plate (8). The length of the screw (15) is equal to the spacing of the concentric grooves (4).

4. The easily adjustable CNC milling machine according to claim 3, characterized in that: The processing table (2) is arranged front and back through the milling machine body (1), a long slide groove (17) is opened on the side of the milling machine body (1), a slide plate (18) slides in the long slide groove (17), a transparent plate (19) is fixed on the side of the slide plate (18), and a magnetic patch (20) is arranged on the side of the transparent plate (19).

5. The easily adjustable CNC milling machine according to claim 4, characterized in that: The long chute (17) is symmetrically arranged at the upper and lower edge positions of the processing table (2), the length of the slide plate (18) is equal to the length of the transparent plate (19), and the length of the transparent plate (19) is equal to half the length of the side of the processing table (2) in this direction.

6. The easily adjustable CNC milling machine according to claim 5, characterized in that: The center of the processing table (2) is threadedly mounted with a collecting frame (21), and the placement plate (3) is threadedly fixed to the top center of the collecting frame (21) and is positioned higher than the collecting frame (21).

7. The easily adjustable CNC milling machine according to claim 6, characterized in that: The top of the placement plate (3) is evenly provided with leakage grooves (22), and leakage holes (23) are provided in the concentric grooves (4) and the adjustment slide groove (6).

8. The easily adjustable CNC milling machine according to claim 7, characterized in that: A fixing hole (24) is provided on the circumference of the side of the placement plate (3), and the fixing hole (24) is connected to the concentric groove (4). A matching hole (25) is provided on the side of the arc plate (8), and a fixing rod (26) is inserted between the matching hole (25) and the fixing hole (24).

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