A multi-head saw

Abstract

The invention belongs to a multi-head saw, including a frame, characterized in that a semicircular guide rail 1 is fixed on the upper end of the frame columns on both sides of the frame, the semicircular guide rail 1 is slidably connected with the semicircular groove under the slider 1, the transverse semicircular guide rail 2 is slidably connected with the semicircular groove set on the fixed slider 2 under the workbench, the cylinder 1 is fixed on the left and middle square columns of the frame, a flat head guide rail is fixed on the right side of the crossbeam, the flat head guide rail is slidably connected with the conical groove set on the right side of the slider 3, a motor is installed on the upper part of the protective cover, and the saw blade drive shaft ends in the four saw blade clamping mechanisms are fixed with saw blades. The invention can cut three sections at a time, the saw cut will not be skewed, the quality is high, and the efficiency is increased by more than three times.

Description

Technical Field

[0001] The patent of the present invention belongs to a wood processing machine, in particular to a multi-head saw. Background Art

[0002] In the production of wooden furniture, logs must be processed into boards and squares, and the boards and squares must be sawed. In the past, ordinary electric saws were used for sawing, which could only saw a section at a time, with slow speed, poor control of saw cuts, and poor quality. Summary of the invention

[0003] The purpose of the present invention is to overcome the above technical deficiencies and provide a multi-head saw which can saw multiple sections of wood at one time with high efficiency and good quality.

[0004] The technical problem solved by the patent of the present invention is that the technical solution adopted is: a multi-head saw comprises a frame, and support columns are fixed on both sides of the frame with bolts, characterized in that a longitudinal upper end of a semicircular guide rail 1 is fixed by screws on the upper ends of the frame columns on both sides of the frame, and the semicircular guide rail 1 is slidably connected with the semicircular groove under the slider 1, a workbench is fixed on four sliders 1, a pad is fixed on the workbench, and a limit strip is fixed on the right end of the pad; two transverse semicircular guide rails 2 are installed on the upper end of the frame, and the transverse semicircular guide rails 2 are slidably connected with the semicircular grooves of three pairs of sliders 2 fixed under the workbench, and locking screws are installed on the semicircular grooves for locking the workbench; a connecting frame is fixed at the right end of the workbench by screws through the fixing holes of the blocks, and the fixing holes of the blocks at the lower ends of the connecting frame are fixedly connected with the piston rod of the cylinder 1 by nuts, and the cylinder 1 is fixed to the square columns on the left and middle of the frame; A clamping mechanism; a crossbeam is fixed at the upper end of the supporting column, and a semicircular guide rail three is fixed on the crossbeam with bolts, and the semicircular guide rail three is slidably connected with the semicircular groove provided under the slider three, and the semicircular guide rail two is fixed to the plane below the right-angled mounting plate with bolts, and a flat-head guide rail is fixed on the right side of the crossbeam, and the flat-head guide rail is slidably connected with the conical groove provided on the right side of the slider four, and the slider four is fixed to the right side of the vertical surface of the right-angled mounting plate with bolts; a protective cover is fixed at the lower left part of the vertical surface of the right-angled mounting plate with bolts, and a motor is installed on the upper part of the protective cover, and the shaft of the motor is connected to the transmission installed in the protective cover for driving, and the output shaft of the transmission is connected to the saw blade drive shaft in the saw blade clamping mechanism installed at the lower part of the protective cover with a transmission belt for driving; two right-angled mounting plates, protective covers, motors, transmissions, transmission belts and saw blade clamping mechanisms are also installed in the middle part of the semicircular guide rail three; saw blades are fixed to the ends of the saw blade drive shafts in the four saw blade clamping mechanisms.

[0005] The clamping mechanism comprises a clamping mechanism frame fixed on the top of the frame, two cylinders 2 are fixed on the upper crossbeam of the clamping mechanism frame with bolts, a hinge joint is fixed to the piston rod end of cylinder 2, the upper end of the hinge joint is made into a cylindrical shape, and the lower end is made into a square column with arc-shaped ends, and a hole 1 is provided at the lower part of the square column; the square column with arc-shaped ends is movably mounted in a groove 1 provided at the upper end of the cylinder provided in the middle of the hinge seat, and a pin shaft is passed through the second hole and the first hole; the mounting hole provided on the hinge seat is fixed with a pressure plate by bolts.

[0006] The saw blade clamping driving mechanism comprises a semicircular guide rail three fixed on a cross beam fixed at the upper end of the supporting column, which is slidably connected with an arc-shaped groove provided on the bottom of a slider one, and a locking screw that can lock and slide is installed on the slider one; a flat-head guide rail is fixed on the left side of the cross beam, which is slidably connected with a trapezoidal groove provided on the right side of a slider four; both the slider one and the slider four are fixed to the right-angle mounting plate with bolts, a motor seat is fixed on the upper left side of the vertical plate of the right-angle mounting plate, and a bearing seat is fixed at the lower part; a motor is fixed on the motor seat, and a driving sprocket is fixed on the shaft end of the motor; a saw blade driving shaft is installed in the bearing in the bearing seat; a driven sprocket, a fixed clamping piece and a movable clamping piece are installed on the saw blade driving shaft, and a clamping piece bolt and a nut are used between the fixed clamping piece and the movable clamping piece to firmly fix the saw blade on the saw blade driving shaft through the clamping piece bolt hole provided on the clamping piece; the driving sprocket and the driven sprocket are connected for transmission by a transmission chain. The motor, transmission chain, driven sprocket and the upper part of the saw blade are all fixed in the protective cover on the right-angle mounting plate by screws to play a safety protection role.

[0007] The connecting frame includes a vertical plate, a horizontal plate is vertically fixed on the upper end of the vertical plate, a groove 2 is provided in the middle of the left end of the horizontal plate, vertical blocks are provided at the ends of both sides of the groove 2, two block fixing holes are provided on the blocks, and a block installation hole is provided in the middle of the lower side of the vertical plate.

[0008] The beneficial effect of the patent of the present invention is that the patent of the present invention can cut three sections at a time, the saw cut will not be skewed, the quality is high, and the efficiency is increased by more than three times. BRIEF DESCRIPTION OF THE DRAWINGS

[0009] The following is a detailed description of the embodiments with reference to the accompanying drawings.

[0010] Figure 1 It is a multi-head saw main view;

[0011] Figure 2 yes Figure 1 Left view of

[0012] Figure 3 yes Figure 2 Component diagram of the saw blade clamping drive mechanism;

[0013] Figure 4 yes Figure 1 A top view of

[0014] Figure 5 yes Figure 1 The front view of the middle clamping mechanism;

[0015] Figure 6 yes Figure 5 Three-dimensional diagram of the hinged seat at position I;

[0016] Figure 7 yes Figure 4 Three-dimensional diagram of the mid-hinged joint;

[0017] Figure 8 yes Figure 1 3D diagram of the connecting frame.

[0018] In the figure: 1-frame; 1-1-frame column; 2-support column; 3-semicircular guide rail 1; 3-1-semicircular guide rail 2; 3-2-semicircular guide rail 3; 4-workbench; 5-pad; 6-saw blade clamping drive mechanism; 6-1-saw blade; 6-2-protective cover; 6-3-saw blade drive shaft; 6-4-bearing seat; 7-motor; 7-1-motor seat; 7-2-driving sprocket; 7-3-transmission chain; 7-4-driven sprocket; 7-5-clamping plate bolt; 7-6-fixed clamping plate; 7-6-1-movable clamping plate; 7-7-clamping plate bolt hole; 8-right angle mounting plate; 9-flat head guide rail; 10-limiting strip; 11-slider 1; 11-1-slider 2; 11-2-slider 3; 12-cylinder 1; 12-1- Cylinder 1 rear chamber air inlet and outlet interface; 12-2-cylinder 1 front chamber air inlet and outlet interface; 13-clamping mechanism; 13-1-pressing plate; 13-2-cylinder 2; 13-2-1-cylinder 2 lower chamber air inlet and outlet interface; 13-2-2-cylinder 2 upper chamber air inlet and outlet interface; 13-3-hinge joint; 13-3-1- Hole one; 13-3-2-square column; 13-4-pin shaft; 13-5-hinge seat; 13-5-1-cylinder; 13-5-2-hole two; 13-5-3-groove one; 13-5-4-mounting hole; 13-6-clamping mechanism frame; 14-crossbeam; 15-locking screw; 16-square column; 17-connecting frame; 17-1 vertical plate; 17-2-cross plate; 17-3-vertical block; 17-4-vertical block mounting hole; 17-5-vertical block fixing hole; 17-6-groove two; 18-slider four. DETAILED DESCRIPTION

[0019] Embodiment, referring to the accompanying drawings, a multi-head saw comprises a frame 1 (see the accompanying drawings) Figure 1 , 2), support columns 2 are fixed on both sides of the frame 1 with bolts, characterized in that a longitudinal upper end of a semicircular guide rail 3 is fixed with screws on the upper ends of the frame columns 1-1 on both sides of the frame 1, and the semicircular guide rail 3 is slidably connected with the semicircular groove under the slider 11, and a workbench 4 is fixed on the four sliders 11, and a pad 5 is fixed on the workbench 4. A limit strip 10 is fixed on the right end of the pad 5; two transverse semicircular guide rails 2 3-1 are installed on the upper end of the frame 1, and the transverse semicircular guide rails 2 3-1 The semicircular grooves 11-1 fixed to the three pairs of sliders 2 under the workbench 4 are slidably connected, and the semicircular grooves are equipped with locking screws 15 for locking the workbench 4; a connecting frame 17 is fixed at the right end of the workbench 4 through the block fixing holes 17-5 with screws, and the block mounting holes 17-4 at the lower end of the connecting frame 17 are fixedly connected with the piston rod of the cylinder 12 with nuts, and the cylinder 12 is fixed to the left and middle square columns 16 of the frame 1; a clamping mechanism 13 is installed on the left side of the frame 1; on the supporting column 2 (see attached Figure 1 , 2 ) is fixed with a crossbeam 14 at the upper end, a semicircular guide rail 3-2 is bolted on the crossbeam 14, the semicircular guide rail 3-2 is slidably connected with the semicircular groove provided below the slider 3 11-2, the semicircular guide rail 2 3-1 is bolted to the lower surface of the right-angled mounting plate 8, a flat-head guide rail 9 is fixed on the right side of the crossbeam 14, the flat-head guide rail 9 is slidably connected with the conical groove provided on the right side of the slider 4 18, the slider 4 18 is bolted to the right side of the vertical surface of the right-angled mounting plate 8; a protective cover 6-2 is bolted to the lower left side of the vertical surface of the right-angled mounting plate 8, a motor 7 is installed on the upper part of the protective cover 6-2, the shaft of the motor 7 is connected and driven with the transmission installed in the protective cover 6-2, and the output shaft of the transmission is connected to the saw blade clamping mechanism 6 installed at the lower part of the protective cover 6-2 by a transmission belt. The saw blade drive shaft 6-3 is connected to the drive; two right-angle mounting plates 8, a protective cover 6-2, a motor 7, a transmission, a drive belt and a saw blade clamping mechanism 6 are also installed in the middle of the semicircular guide rail three 3-2; the saw blade drive shaft 6-3 in the four saw blade clamping mechanisms 6 is fixed with a saw blade 6-1 at the end.

[0020] The clamping mechanism 13 is installed between the saw blade clamping mechanism 6; the clamping mechanism 13 (see attached Figure 5 , 6, 7) includes a clamping mechanism frame 13-6 fixed on the top of the frame 1, two cylinders 13-2 are fixed on the upper crossbeam of the clamping mechanism frame 13-6 with bolts, a hinge head 13-3 is fixed to the piston rod end of the cylinder 13-2, the upper end of the hinge head 13-3 is made into a cylindrical shape, and the lower end is made into a square column 13-3-2 with arc-shaped ends, and a hole 13-3-1 is provided at the lower part of the square column 13-3-2; the square column 13-3-2 with arc-shaped ends is movably mounted in a groove 13-5-3 provided at the upper end of the cylinder 13-5-1 provided in the middle of the hinge seat 13-5, and a pin shaft 13-4 is passed through the hole 13-5-2 and the hole 13-3-1; the mounting hole 13-5-4 provided on the hinge seat 13-5 is fixed with a pressure plate 13-1 by bolts.

[0021] The saw blade clamping drive mechanism 6 (see attached Figure 1 , 8 ), including a semicircular guide rail 3-2 fixed on the crossbeam 14 fixed at the upper end of the supporting column 2, which is slidably connected with the arc-shaped groove provided at the bottom of the slider 11-2, and the slider 11-2 is provided with a locking screw 15 that can lock and slide; a flat head guide rail 9 is fixed on the left side of the crossbeam 14, which is slidably connected with the trapezoidal groove provided on the right side of the slider 4 18; the slider 11-2 and the slider 4 18 are both fixed to the right-angle mounting plate 8 with bolts, and a motor seat 7-1 is fixed to the upper left side of the vertical plate of the right-angle mounting plate 8, and a bearing seat 6-4 is fixed to the lower part; a motor 7 is fixed to the motor seat 7-1, and a driving sprocket 7-2 is fixed to the shaft end of the motor 7; a saw blade drive shaft 6-3 is installed in the bearing in the bearing seat 6-4; a driven sprocket 7-4, a fixed clamping piece 7-6 and a movable clamping piece 7-6-1 are installed on the saw blade drive shaft 6-3 The saw blade 6-1 is firmly fixed to the saw blade drive shaft 6-3 by a clamping piece bolt 7-5 and a nut through a clamping piece bolt hole 7-7 provided on the clamping piece; the driving sprocket 7-2 and the driven sprocket 7-4 are connected and driven by a transmission chain 7-3. The motor 7, the transmission chain 7-3, the driven sprocket 7-4 and the upper part of the saw blade 6-1 are all fixed to the protective cover 6-2 on the right-angle mounting plate 8 by screws, which plays a role of safety protection.

[0022] The connecting frame 17 (see attached Figure 8 ), including a vertical plate 17-1, a horizontal plate 17-2 is vertically fixed on the upper end of the vertical plate 17-1, a groove 17-6 is provided in the middle of the left end of the horizontal plate 17-2, and vertical blocks 17-3 are vertically fixed at the ends on both sides of the groove 17-6, and two vertical block fixing holes 17-5 are provided on the vertical block 17-3, and a vertical block installation hole 17-4 is provided in the middle of the lower side of the vertical plate 17-1.

[0023] Cylinder one 12 is provided with cylinder one rear chamber air inlet and outlet interface 12-1 and cylinder one front chamber air inlet and outlet interface 12-2, and the four cylinders two 13-2 are provided with cylinder two lower chamber air inlet and outlet interface 13-2-1 and cylinder two upper chamber air inlet and outlet interface 13-2-2; each air inlet and outlet interface is connected to the solenoid valve in the compressed air control system by a pipeline (hose) and controlled.

[0024] The operation method of the present invention is as follows: first, according to the length of each section of the wood to be cut, manually move the right-angle mounting plate 8 on the semicircular guide rail 2 3-1 and the flat head guide rail 9, so that the saw blade 6-1 is aligned with the wood tangent line, and then use the locking screw 15 to lock the right-angle mounting plate 8 through the slider 2 11-2. After the spacing between the saw blades 6-1 is adjusted, put the wood to be processed on the pad 5 The upper end is pressed against the limit bar 10, and is 90 degrees with the limit bar 10. The compressed air system is controlled to send compressed air to the upper chamber of the second cylinder 13-2, and the pressure plate 13-1 is pushed to fix the cut wood on the backing plate 5. At this time, each motor 7 can be started to drive the saw blade 6-1 to rotate. At the same time, the compressed air system is controlled to send compressed air to the cylinder one rear chamber inlet and outlet air interface 12-1 of the cylinder one 12, and the connecting frame 17 drives the workbench 4, the backing plate 5 and the wood to be cut to move to the right along the semicircular guide rail 2 3-1, and the saw blade 6-1 cuts the wood into three sections. After the cutting is completed, the compressed air is sent to the lower chamber of the second cylinder 13-2, and the compressed air is sent to the front chamber of the cylinder one 12, so that the workbench 4 returns to its original position and waits for the next cutting.

[0025] The control of each motor 7 and each cylinder is controlled by a programming electrical control device through a manual air valve. The operation is simple.

Claims

1. A multi-head saw, comprising a frame (1), with support columns (2) bolted to both sides of the frame (1), characterized in that A longitudinal semicircular guide rail (3) with a semicircular upper end is fixed by screws at the upper ends of the frame columns (1-1) on both sides of the frame (1). The semicircular guide rail (3) is slidably connected with a semicircular groove below a slider (11). A workbench (4) is fixed on the four sliders (11). A pad (5) is fixed on the workbench (4). A limit strip (10) is fixed on the right end of the pad (5). Two transverse semicircular guide rails (3-1) are installed at the upper end of the frame (1). The transverse semicircular guide rails (3-1) are connected to three pairs of sliders (11-1) fixed below the workbench (4). The semicircular groove is slidably connected, and a locking screw (15) is installed on the semicircular groove to lock the workbench (4); a connecting frame (17) is fixed at the right end of the workbench (4) through the block fixing hole (17-5) by a screw, and the block mounting hole (17-4) at the lower end of the connecting frame (17) is fixedly connected to the piston rod of the cylinder (12) by a nut, and the cylinder (12) is fixed to the left side of the frame (1) and the square column (16) in the middle; a pressing mechanism (13) is installed on the left side of the frame (1); a crossbeam (14) is fixed on the upper end of the supporting column (2), and the crossbeam (14) is fixed on the upper end. A semicircular guide rail 3 (3-2) is fixed by bolts, and the semicircular guide rail 3 (3-2) is slidably connected to a semicircular groove provided below a slider 3 (11-2). The semicircular guide rail 2 (3-1) is fixed by bolts below the upper plane of the right-angle mounting plate (8). A flat-head guide rail (9) is fixed on the right side of the crossbeam (14), and the flat-head guide rail (9) is slidably connected to a conical groove provided on the right side of a slider 4 (18). The slider 4 (18) is fixed by bolts to the right side of the vertical surface of the right-angle mounting plate (8); a protective cover (6-2) is fixed by bolts to the lower left side of the vertical surface of the right-angle mounting plate (8). A motor (7) is mounted on the upper part of the protective cover (6-2); the shaft of the motor (7) is connected to a transmission mounted in the protective cover (6-2) for driving; the output shaft of the transmission is connected to a saw blade drive shaft (6-3) in a saw blade clamping mechanism (6) mounted on the lower part of the protective cover (6-2) by a transmission belt; two right-angle mounting plates (8), a protective cover (6-2), a motor (7), a transmission, a transmission belt and a saw blade clamping mechanism (6) are also mounted in the middle part of the semicircular guide rail three (3-2); and saw blades (6-1) are fixed to the ends of the saw blade drive shafts (6-3) in the four saw blade clamping mechanisms (6).

2. A multi-head saw according to claim 1, characterized in that The clamping mechanism (13) is installed between the saw blade clamping mechanism (6); the clamping mechanism (13) comprises a clamping mechanism frame (13-6) fixed on the upper side of the frame (1), two cylinders (13-2) are fixed on the upper crossbeam of the clamping mechanism frame (13-6) by bolts, a hinge joint (13-3) is fixed to the piston rod end of the cylinder (13-2), the upper end of the hinge joint (13-3) is made into a cylindrical shape, and the lower end is made into a square column (13-3-3) with arc-shaped ends. 2), a hole one (13-3-1) is provided at the lower part of the square column (13-3-2); the square column (13-3-2) with arc-shaped ends is movably mounted in a groove one (13-5-3) provided at the upper end of a cylinder (13-5-1) provided in the middle of the hinge seat (13-5), and a pin shaft (13-4) is passed through the hole two (13-5-2) and the hole one (13-3-1); a pressing plate (13-1) is fixed to the mounting hole (13-5-4) provided on the hinge seat (13-5) by bolts.

3. A multi-head saw according to claim 1, characterized in that The saw blade clamping drive mechanism (6) comprises a semicircular guide rail (3-2) fixed on a crossbeam (14) fixed on the upper end of a support column (2), the semicircular guide rail (3-2) being slidably connected with an arc-shaped groove provided on the lower side of a slider (11-2), and a locking screw (15) being provided on the slider (11-2) for locking and sliding; a flat head guide rail (9) being fixed on the left side of the crossbeam (14), the flat head guide rail (9) being slidably connected with a trapezoidal groove provided on the right side of a slider (18); the slider (11-2) and the slider (18) being fixed on a right angle mounting plate (8) by bolts, a motor seat (7-1) being fixed on the upper left side of the vertical plate of the right angle mounting plate (8), and a bearing seat (6-4) being fixed on the lower part; the motor seat (7-1) being fixed on the upper left side of the vertical plate of the right angle mounting plate (8); 1) is fixed with a motor (7), and a driving sprocket (7-2) is fixed to the shaft end of the motor (7); a saw blade driving shaft (6-3) is installed in a bearing in a bearing seat (6-4); a driven sprocket (7-4), a fixed clamping piece (7-6) and a movable clamping piece (7-6-1) are installed on the saw blade driving shaft (6-3); a clamping piece bolt (7-5) and a nut are used between the fixed clamping piece (7-6) and the movable clamping piece (7-6-1) to firmly fix the saw blade (6-1) on the saw blade driving shaft (6-3) through a clamping piece bolt hole (7-7) provided on the clamping piece; and a transmission chain (7-3) is used to connect and transmit between the driving sprocket (7-2) and the driven sprocket (7-4).

4. A multi-head saw according to claim 1, characterized in that The connecting frame (17) comprises a vertical plate (17-1), a horizontal plate (17-2) is vertically fixed on the upper end of the vertical plate (17-1), a second groove (17-6) is provided in the middle of the left end of the horizontal plate (17-2), vertical blocks (17-3) are provided at the ends of both sides of the second groove (17-6), two vertical block fixing holes (17-5) are provided on the vertical block (17-3), and a vertical block installation hole (17-4) is provided in the middle of the lower side of the vertical plate (17-1).

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