Saw blade deflection angle control device of woodworking precise cut-to-size saw

Abstract

The utility model discloses a saw blade deflection angle control device of a woodworking precision cut-to-size saw, which comprises a magnetic strip, a magnetic displacement measuring instrument, a controller and a driving component, the driving component is arranged on a mounting frame, the output end of the driving component is hinged with a saw seat, and two rotating discs are coaxially and fixedly arranged on the saw seat. The rotating disc is matched with a fixing seat fixedly arranged on the mounting frame, a magnetic strip is fixedly arranged on the side wall of the rotating disc, the magnetic strip and the rotating disc are coaxially arranged, the magnetic strip is matched with a magnetic displacement measuring instrument fixedly arranged on the mounting frame, the magnetic displacement measuring instrument is electrically connected with the input end of the controller, and the output end of the controller is electrically connected with the driving assembly. The deflection angle of the saw blade is adjusted in the mode that the magnetic strip, the magnetic displacement measuring instrument, the controller and the driving assembly are combined, and the deflection angle error of the saw blade can be controlled to be 0.1 degree, so that the inclination angle of processed wood is controlled more accurately, no gap exists in an assembled product, and it is guaranteed that the appearance of the product is more attractive.

Description

Technical Field

[0001] The utility model relates to the technical field of woodworking processing, in particular to a saw blade deflection angle control device for a woodworking precision panel saw. Background Art

[0002] Some wood processing processes require cutting inclined surfaces. In the existing technology, the processing equipment for cutting inclined surfaces all requires manual adjustment of the saw blade's swing angle. Due to certain errors in the manual adjustment process, a gap will exist when the wooden board is installed. This will cause the assembled wooden product to be unsightly due to the visible gap. Utility Model Content

[0003] The purpose of the utility model is to overcome the deficiencies of the prior art and to provide a saw blade swing angle control device for a woodworking precision panel saw.

[0004] The purpose of this utility model is achieved through the following technical solutions:

[0005] A saw blade deflection angle control device for a woodworking precision panel saw, comprising a mounting frame, a saw seat, a fixed seat, a rotating disk, a magnetic strip, a magnetic displacement meter, a controller and a drive assembly, wherein the drive assembly is arranged on the mounting frame and the output end is hinged to the saw seat, two rotating disks are coaxially fixed on the saw seat, the rotating disk cooperates with the fixed seat fixed on the mounting frame, the magnetic strip is fixed on the side wall of the rotating disk, and the magnetic strip is coaxially arranged with the rotating disk, the magnetic strip cooperates with the magnetic displacement meter fixed on the mounting frame, the magnetic displacement meter is electrically connected to the input end of the controller, and the output end of the controller is electrically connected to the drive assembly.

[0006] Furthermore, a rotating protrusion is coaxially fixedly provided on the rotating disk, and a rotating groove cooperating with the rotating protrusion is provided on the fixing seat.

[0007] Furthermore, a mounting groove is coaxially provided on the rotating disk, and the magnetic strip is fixedly provided in the mounting groove and cooperates with the mounting groove.

[0008] Furthermore, the driving assembly includes a driving motor, a transmission component and a telescopic component, the transmission component is fixedly arranged on the mounting frame, the driving motor is fixedly arranged on the transmission component and is connected to the input end of the transmission component, the input end of the telescopic component is connected to the output end of the transmission component, and the output end of the telescopic component is hinged to the saw seat.

[0009] Furthermore, the transmission component includes a fixed housing, a worm gear and a worm, the fixed housing is hingedly set on the mounting frame, the worm gear cooperates with the worm and both are set in the fixed housing, the worm is connected to the output end of the drive motor, and the worm gear is connected to the input end of the telescopic component.

[0010] Furthermore, the telescopic component includes a fixed sleeve, a sliding sleeve, a hinged end, a screw and a limit bearing, one end of the fixed sleeve is fixedly provided on the fixed shell, the sliding sleeve is slidingly provided in the other end of the fixed sleeve, the hinged end is fixedly provided on one end of the sliding sleeve, one end of the screw is provided in the sliding sleeve and threadedly engaged, the worm gear is fixedly provided on the other end of the screw, and the middle part of the screw is fixedly provided on the fixed sleeve through the limit bearing.

[0011] Furthermore, a limiting sleeve column cooperating with the fixing sleeve is provided on the mounting frame.

[0012] Furthermore, the rotation protrusion and the rotation groove are both arc-shaped.

[0013] Furthermore, the controller is electrically connected to the display.

[0014] The beneficial effects of the utility model are:

[0015] 1) In this technology, the saw blade's swing angle is adjusted by combining a magnetic strip, a magnetic displacement meter, a controller, and a drive assembly. The saw blade's swing angle error can be controlled within 0.1°, which allows for more precise control of the inclination angle of processed wood. There will be no gaps in the assembled product, ensuring a more beautiful appearance.

[0016] 2) In this technology, threaded transmission is adopted between the sliding sleeve and the screw, which makes the transmission more stable and better controls the deflection angle of the saw blade.

[0017] 3) In this technology, the drive motor and the telescopic component are driven by a worm gear and a worm, so that the drive motor can control the telescopic component to work regardless of whether it rotates forward or reverse. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a three-dimensional connection structure diagram of the device;

[0019] Figure 2 This is a diagram of the connection structure of the drive assembly on the mounting frame;

[0020] Figure 3 It is a three-dimensional connection structure diagram of the drive component;

[0021] Figure 4It is a diagram of the internal connection structure of the telescopic component;

[0022] Figure 5 This is a diagram of the connection structure of the magnetic strip on the rotating disk;

[0023] Figure 6 This is the control connection structure diagram of this device;

[0024] In the figure, 1-mounting frame, 2-saw seat, 3-fixed seat, 4-rotating disk, 5-magnetic strip, 6-magnetic displacement measuring instrument, 7-controller, 8-rotating protrusion, 9-rotating groove, 10-mounting slot, 11-drive motor, 12-fixed housing, 13-worm gear, 14-worm, 15-fixed sleeve, 16-sliding sleeve, 17-articulated end, 18-screw, 19-limit bearing, 20-limit sleeve column, 21-display. DETAILED DESCRIPTION

[0025] The following will be combined with the embodiments to clearly and completely describe the technical solutions of the present invention. Obviously, the embodiments described are only some of the embodiments of the present invention, rather than all of them. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative work shall fall within the scope of protection of the present invention.

[0026] See Figures 1-6 , the utility model provides a technical solution:

[0027] A saw blade yaw angle control device for a precision woodworking panel saw includes a mounting frame 1, a saw base 2, a fixed base 3, a rotating disk 4, a magnetic strip 5, a magnetic displacement meter 6, a controller 7, and a drive assembly. The drive assembly is mounted on the mounting frame 1, and its output end is hinged to the saw base 2. Two rotating disks 4 are coaxially fixed to the saw base 2, and the rotating disks 4 cooperate with the fixed base 3 fixed to the mounting frame 1. Magnetic strips 5 are fixed to the side walls of the rotating disks 4, and the magnetic strips 5 are coaxially arranged with the rotating disks 4. The magnetic strips 5 cooperate with the magnetic displacement meter 6 fixed to the mounting frame 1. The magnetic displacement meter 6 is electrically connected to the input end of the controller 7, and the output end of the controller 7 is electrically connected to the drive assembly. The controller 7 is electrically connected to a display 21. Among them, the mounting frame 1 plays the role of installation, the saw seat 2 is rotatably set on the mounting frame 1 through the fixed seat 3 and the rotating disk 4, the saw blade is set on the saw seat 2, the magnetic strip 5, the magnetic displacement measuring instrument 6, the controller 7 and the display 21 are all existing technologies, when the magnetic strip 5 rotates, it intersects with the magnetic displacement measuring instrument 6 to generate a strain pulse digital signal, the signal is transmitted to the controller 7 through the magnetic displacement measuring instrument 6, the controller 7 controls the driving component to rotate the saw seat 2, the controller 7 is a PLC controller, the display 21 is a human-computer interaction interface, the rotation angle can be input through the display 21, and the state angle of the saw seat 2 during rotation can also be viewed.

[0028] In some embodiments, a rotating protrusion 8 is coaxially fixedly provided on the rotating disk 4, and a rotating groove 9 is provided on the fixed seat 3 to cooperate with the rotating protrusion 8. Both the rotating protrusion 8 and the rotating groove 9 are arc-shaped. Alternatively, the rotating disk 4 may be provided with the rotating protrusion 8 and the fixed seat 3 may be provided with the rotating groove 9; alternatively, the rotating disk 4 may be provided with the rotating groove 9 and the fixed seat 3 may be provided with the rotating protrusion 8.

[0029] In some embodiments, a mounting groove 10 is coaxially provided on the rotating disk 4, and the magnetic strip 5 is fixedly disposed in and cooperates with the mounting groove 10. The mounting groove 10 is provided to mount the magnetic strip 5 to prevent the magnetic strip 5 from falling off the rotating disk 4 due to external forces during operation.

[0030] In some embodiments, the drive assembly includes a drive motor 11, a transmission component, and a telescopic component. The transmission component is fixedly mounted on the mounting frame 1. The drive motor 11 is fixedly mounted on the transmission component and connected to the input end of the transmission component. The input end of the telescopic component is connected to the output end of the transmission component. The output end of the telescopic component is hinged to the saw seat 2. The drive motor 11 is a motor of the prior art. The drive motor 11 is controlled by the controller 7. The drive motor 11 drives the saw seat 2 to rotate through the transmission component and the telescopic component.

[0031] In some embodiments, the transmission component includes a fixed housing 12, a worm gear 13, and a worm 14. The fixed housing 12 is hingedly mounted on the mounting frame 1. The worm gear 13 and worm 14 cooperate and are both disposed within the fixed housing 12. The worm 14 is connected to the output end of the drive motor 11, and the worm gear 13 is connected to the input end of the telescopic component. The fixed housing 12 serves as a mounting mechanism. The drive motor 11 and the fixed sleeve 15 are both fixed to the fixed housing 12. The worm 14 drives the worm gear 13 to rotate within the fixed housing 12. The forward and reverse rotation of the drive motor 11 drives the worm 14 forward and reverse, and the forward and reverse rotation of the worm gear 13 drives the screw 18 forward and reverse.

[0032] In some embodiments, the telescopic component includes a fixed sleeve 15, a sliding sleeve 16, a hinged end 17, a screw 18 and a limit bearing 19. One end of the fixed sleeve 15 is fixedly set on the fixed shell 12, and the sliding sleeve 16 is slidably set in the other end of the fixed sleeve 15. The hinged end 17 is fixed on one end of the sliding sleeve 16. One end of the screw 18 is set in the sliding sleeve 16 and threaded. The worm gear 13 is fixed on the other end of the screw 18, and the middle part of the screw 18 is fixed on the fixed sleeve 15 through the limit bearing 19. Among them, the fixed sleeve 15 is fixed to the fixed housing 12, and the worm gear 13 drives the screw 18 to rotate within the fixed sleeve 15. Under the action of the limit bearing 19 in the prior art, the screw 18 can only rotate. When the screw 18 rotates, it drives the sliding sleeve 16 to slide within the fixed sleeve 15. The fixed sleeve 15 and the sliding sleeve 16 can only slide but not rotate. When the sliding sleeve 16 slides, it drives the hinged end 17 to move, and the hinged end 17 drives the saw seat 2 to rotate about the centerline of the rotating disk 4. The threaded fit between the sliding sleeve 16 and the screw 18 makes the transmission smoother and more precise.

[0033] In some embodiments, the mounting frame 1 is provided with a limiting sleeve 20 that cooperates with the fixing sleeve 15. The limiting sleeve 20 is provided to limit the rotation angle of the telescopic component, which also limits the deflection angle of the saw seat 2.

[0034] In the description of the present invention, it should be understood that the terms "upper", "lower", "bottom", "one end", "top", "middle", "the other end", "coaxial", "one side", "inside", "front", "center", "two ends", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0035] In the present invention, unless otherwise clearly stipulated and limited, the terms "setting", "installation", "connection", "fixation", "hinge" and the like should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the present invention according to the specific circumstances.

[0036] The above description is merely a preferred embodiment of the present invention. It should be understood that the present invention is not limited to the form disclosed herein and should not be construed as excluding other embodiments. Instead, the present invention can be used in various other combinations, modifications, and environments and can be modified within the scope of the concept described herein through the above teachings or techniques or knowledge in the relevant fields. Modifications and variations made by those skilled in the art that do not depart from the spirit and scope of the present invention are intended to be protected by the claims appended hereto.

Claims

1. A saw blade deflection angle control device for a woodworking precision panel saw, characterized in that: The invention comprises a mounting frame (1), a saw seat (2), a fixed seat (3), a rotating disk (4), a magnetic strip (5), a magnetic displacement meter (6), a controller (7) and a driving assembly, wherein the driving assembly is arranged on the mounting frame (1) and the output end is hinged to the saw seat (2), two rotating disks (4) are coaxially fixed on the saw seat (2), the rotating disks (4) cooperate with the fixed seat (3) fixed on the mounting frame (1), the magnetic strip (5) is fixed on the side wall of the rotating disk (4), and the magnetic strip (5) is coaxially arranged with the rotating disk (4), the magnetic strip (5) cooperates with the magnetic displacement meter (6) fixed on the mounting frame (1), the magnetic displacement meter (6) is electrically connected to the input end of the controller (7), and the output end of the controller (7) is electrically connected to the driving assembly.

2. The saw blade deflection angle control device for a woodworking precision panel saw according to claim 1, characterized in that: A rotating protrusion (8) is coaxially fixedly provided on the rotating disk (4), and a rotating groove (9) cooperating with the rotating protrusion (8) is provided on the fixing seat (3).

3. The saw blade deflection angle control device for a woodworking precision panel saw according to claim 1 or 2, characterized in that: A mounting groove (10) is coaxially provided on the rotating disk (4), and the magnetic strip (5) is fixedly arranged in the mounting groove (10) and cooperates with the mounting groove (10).

4. The saw blade deflection angle control device for a woodworking precision panel saw according to claim 1 or 2, characterized in that: The drive assembly comprises a drive motor (11), a transmission component and a telescopic component, wherein the transmission component is fixedly arranged on the mounting frame (1), the drive motor (11) is fixedly arranged on the transmission component and is connected to the input end of the transmission component, the input end of the telescopic component is connected to the output end of the transmission component, and the output end of the telescopic component is hinged to the saw seat (2).

5. The saw blade deflection angle control device for a woodworking precision panel saw according to claim 4, characterized in that: The transmission component comprises a fixed housing (12), a worm wheel (13) and a worm (14); the fixed housing (12) is hingedly arranged on the mounting frame (1); the worm wheel (13) and the worm (14) cooperate and are both arranged in the fixed housing (12); the worm (14) is connected to the output end of the drive motor (11); and the worm wheel (13) is connected to the input end of the telescopic component.

6. The saw blade deflection angle control device for a woodworking precision panel saw according to claim 5, characterized in that: The telescopic component comprises a fixed sleeve (15), a sliding sleeve (16), a hinged end (17), a screw (18) and a limit bearing (19); one end of the fixed sleeve (15) is fixedly arranged on the fixed housing (12); the sliding sleeve (16) is slidingly arranged in the other end of the fixed sleeve (15); the hinged end (17) is fixedly arranged on one end of the sliding sleeve (16); one end of the screw (18) is arranged in the sliding sleeve (16) and threadedly engaged; the worm gear (13) is fixedly arranged on the other end of the screw (18); and the middle part of the screw (18) is fixedly arranged on the fixed sleeve (15) through the limit bearing (19).

7. The saw blade deflection angle control device for a woodworking precision panel saw according to claim 6, characterized in that: The mounting frame (1) is provided with a limiting sleeve column (20) that cooperates with the fixing sleeve (15).

8. The saw blade deflection angle control device for a woodworking precision panel saw according to claim 2, characterized in that: The rotating protrusion (8) and the rotating groove (9) are both arc-shaped.

9. The saw blade deflection angle control device for a woodworking precision panel saw according to claim 1 or 2, characterized in that: The controller (7) is electrically connected to the display (21).

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