Dust-free PP cutting machine

Abstract

The utility model discloses a dust-free PP cutting machine which comprises a machine frame and a controller, the front portion of the machine frame is provided with a feeding mechanism controlled by the controller, the rear portion of the machine frame is provided with a cutting mechanism controlled by the controller, and the cutting mechanism comprises a metering roll shaft set, a laser cutting mechanism and a mechanical cutter mechanism which are sequentially arranged on the machine frame from front to back. The mechanical cutter mechanism is arranged below the laser cutting mechanism, and the laser cutting mechanism comprises a first sliding rail which is transversely fixed to the rack and provided with a first sliding block, a plurality of lasers fixedly arranged on the side edge of the rack and a plurality of fixed reflectors which are arranged at the rear end of the first sliding block and matched with the lasers in a one-to-one correspondence mode. The mechanical cutter mechanism comprises a worm and gear arranged on one side of the machine frame and provided with a servo motor, a first rotating shaft connected with the worm and gear and arranged on the lower portion of the machine frame and eccentric wheels fixedly arranged at the two ends of the first rotating shaft and hinged to connecting rods, and a cutter rest provided with a cutter head is arranged between the two connecting rods. By means of the powder-free cutting device, powder-free cutting can be achieved, and products are prevented from being polluted by coking.

Description

TECHNICAL FIELD

[0001] The utility model relates to a cutting machine, especially to a dustless PP cutting machine. BACKGROUND

[0002] This equipment is used in high-order CCL industry, and most of the present lines use ordinary cutting in mechanical cutter cutting, and due to extrusion of semi-solid resin, powder is broken off; such powder has great influence on CCL and PCB, and the influence is as follows: environmental pollution, increased energy consumption and filter consumables, and influence on product yield.

[0003] At present, the solutions such as hot air type heating cutting machine, heat pipe heating type cutting machine and laser heating cutting machine all have different defects, and the design of the cutting machine is not systematically pollution-free, so that the cutting effect is not satisfactory.

[0004] Hot air type heating cutting machine: low heating efficiency, large heating area (width generally 5-10mm) and product quality damage, and long-time use will produce black point foreign matter and pollute the product; at present, high-order CCL process is basically not used.

[0005] Heat pipe heating type cutting machine: complex machine action, low production efficiency, long-time use will produce black point foreign matter and pollute the product, and at present, high-order CCL process is gradually replaced.

[0006] Laser heating cutting machine: laser follows the movement of the module, the vibration is large, the cutting efficiency is at most 14 sheets / minute (1 meter / sheet is calculated), the dust amount is improved, and the softened glue is easy to stick to the cutter. CONTENT OF THE UTILITY MODEL

[0007] The utility model aims at overcoming the defects of the prior art and provides a dustless PP cutting machine, which solves the problems of dust and coking pollution of products in the cutting process of the cutting machine.

[0008] The utility model discloses a dustless PP cutting machine, including frame and controller, the frame front part is equipped with the feeding mechanism of controller control, and the back is equipped with the cutting mechanism of controller control, the cutting mechanism includes the metering roller shaft group of setting on the frame, the laser cutting mechanism of setting on the frame and being located the rear end below of laser cutting mechanism at the metering roller shaft group rear, the metering roller shaft group includes the first upper roller of setting on the frame and the first lower roller of setting on the frame and being located the first upper roller below, the first lower roller one end is equipped with the feed metering motor, the same end of first lower roller is equipped with synchronous pulley, is equipped with the belt between feed metering motor output and synchronous pulley, the laser cutting mechanism includes the first sliding rail of transverse fixed on the frame, the first sliding block of sliding setting on the first sliding rail, the drive mechanism of drive first sliding block, a plurality of lasers of fixed setting on the frame side edge and the plurality of fixed mirrors of setting on the first sliding block rear end and laser one one corresponding cooperation, the mechanical cutter mechanism includes the worm gear of setting on the frame one side with servo motor, the first rotating shaft of setting on the frame lower part with worm gear connection and the eccentric wheel of fixed setting on the first rotating shaft both ends, every eccentric wheel all is equipped with a cam, is hinged with connecting rod on the cam, is equipped with the tool holder between two connecting rods, is equipped with the tool holder front end lower part knife rest, is equipped with the tool head behind the knife rest top, the both sides of tool holder all are equipped with the lifting guide mechanism of fixed setting on the frame.

[0009] Further, the feeding mechanism is a shaftless feeding mechanism.

[0010] Further, the shaftless feeding mechanism comprises a hooking mechanism, a clamping mechanism and a feeding roller mechanism arranged on the frame.

[0011] Further, the hooking mechanism comprises a second rotating shaft and a pair of hooks fixed on the second rotating shaft, a first air cylinder for controlling rotation of the second rotating shaft is arranged on each side of the second rotating shaft, the first air cylinder is arranged obliquely downward, and a connecting plate is arranged between the telescopic rod of the first air cylinder and the second rotating shaft.

[0012] Further, the clamping mechanism comprises a clamping head arranged on each side of the frame, the clamping head comprises a second sliding rail arranged transversely on the frame, a second sliding block slidingly arranged on the second sliding rail, and a second air cylinder arranged on the frame and located at the back of the second sliding rail, an L-shaped connecting plate is arranged on the second sliding block, one side of the L-shaped connecting plate is fixed on the second sliding block, a connecting block is arranged on the back of the L-shaped connecting plate, the connecting block is connected with the telescopic rod of the second air cylinder, a short shaft is arranged on the opposite surface of the other side, and a roll is arranged between the two short shafts.

[0013] Further, the short shaft is a gas expansion shaft.

[0014] Further, the laser adopts a CO2 metal tube laser, and a wavelength matching material is adopted.

[0015] Further, the feeding roller mechanism comprises a second upper roller arranged on the frame, a second lower roller arranged on the frame below the second upper roller, and a feeding servo motor arranged on the frame and drivingly connected with the second lower roller; the roll material passes through between the second upper roller and the second lower roller into the metering roller group.

[0016] Further, the lifting guide mechanism comprises a third sliding rail arranged longitudinally on the frame, and a third sliding block arranged on the third sliding rail in up and down sliding mode, and the tool holder is fixedly connected with the corresponding third sliding block at both ends.

[0017] The dust-free PP cutting machine has the advantages that: the dust-free PP cutting machine is provided with a plurality of laser devices, the laser device fixed reflectors are moved by the laser devices, the efficiency is improved, the migration vibration is reduced, the cutting efficiency is increased by 50% than that of the conventional laser heating cutting machine, the laser is used to melt the material by using the wavelength matching material, the 2mm micro glue area is reserved, the precise control is performed, the mechanical cutter is used to cut the glass cloth, the effect of dust-free cutting is achieved, the shaftless feeding is used for the feeding mechanism, the pollution caused by the input design, oil stain, rust, metal and other impurities is prevented, and the dust-free PP cutting machine has the advantages of convenient input design, rust prevention, metal and other impurities pollution prevention, and the like. BRIEF DESCRIPTION OF DRAWINGS

[0018] The technical scheme of the utility model will be further described below with reference to the drawings:

[0019] Figure 1 The dust-free PP cutting machine is shown in the structure schematic view.

[0020] Figure 2 The dust-free PP cutting machine is shown in the structure schematic view after the frame is removed.

[0021] Figure 3 The laser cutting mechanism is shown in the structure schematic view.

[0022] Figure 4 The material clamping mechanism is shown in the structure schematic view.

[0023] Figure 5 The mechanical cutter mechanism is shown in the structure schematic view.

[0024] Wherein: 1, rack; 2, feeding mechanism; 3, cutting mechanism; 4, first upper roller shaft; 5, first lower roller shaft; 6, feeding metering motor; 7, synchronous pulley; 8, belt; 9, first sliding rail; 10, first sliding block; 11, laser; 12, fixed mirror; 13, servo motor; 14, worm gear; 15, first rotating shaft; 16, eccentric wheel; 17, cam; 18, connecting rod; 19, tool holder; 20, tool bit; 21, second rotating shaft; 22, supporting hook; 23, first air cylinder; 24, connecting piece; 25, clamping head; 26, second sliding rail; 27, second sliding block; 28, second air cylinder; 29, L-shaped connecting plate; 30, short shaft; 31, connecting block; 32 second upper roller shaft; 33, second lower roller shaft; 34, feeding servo motor; 35, third sliding rail; 36, third sliding block; 37, material roll. DETAILED DESCRIPTION

[0025] In order for those skilled in the art to better understand the present application, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor should belong to the scope of protection of the present application.

[0026] The designer of the utility model in view of the demand of cutting machine, innovation has proposed a kind of dustless PP cutting machine, can cut without powder, prevent coking pollution product.

[0027] As Figures 1 to 5As shown, a dust-free PP cutting machine comprises a rack 1 and a controller, the front of the rack 1 is provided with a feeding mechanism 2 controlled by the controller, and the rear is provided with a cutting mechanism 3 controlled by the controller, the cutting mechanism 3 comprises a metering roller shaft group arranged on the rack 1, a laser cutting mechanism 3 arranged on the rack 1 behind the metering roller shaft group, and a mechanical cutter mechanism arranged on the rack 1 below the rear end of the laser cutting mechanism 3, the metering roller shaft group comprises a first upper roller shaft 4 arranged on the rack 1 and a first lower roller shaft 5 arranged on the rack 1 below the first upper roller shaft 4, one end of the first lower roller shaft 5 is provided with a feeding metering motor 6, the same end of the first lower roller shaft 5 is provided with a synchronous pulley 7, a belt 8 is arranged between the output end of the feeding metering motor 6 and the synchronous pulley 7, the laser cutting mechanism 3 comprises a first sliding rail 9 fixed transversely on the rack 1, a first sliding block 10 slidingly arranged on the first sliding rail 9, a driving mechanism driving the first sliding block 10, a plurality of lasers 11 fixedly arranged on the side of the rack 1, and a plurality of fixed mirrors 12 arranged on the rear end of the first sliding block 10 corresponding to the lasers 11, the side of the rack 1 is provided with 3 or more lasers 11, the mechanical cutter mechanism comprises a worm gear 14 with a servo motor 13 arranged on one side of the rack 1, a first rotating shaft 15 arranged on the lower part of the rack 1 connected with the worm gear 14, and an eccentric wheel 16 fixedly arranged on both ends of the first rotating shaft 15, each eccentric wheel 16 is provided with a cam 17, the cam 17 is hingedly connected with a connecting rod 18, a tool holder 19 is arranged between the two connecting rods 18, the front end of the tool holder 19 is provided with a tool seat, the top rear of the tool seat is provided with a tool head 20, and the two sides of the tool holder 19 are each provided with a lifting guide mechanism fixedly arranged on the rack 1.

[0028] The feeding mechanism 2 is a shaftless feeding mechanism, which improves efficiency and reduces cross contamination.

[0029] The shaftless feeding mechanism comprises a hooking mechanism arranged on the rack 1, a clamping mechanism arranged on the rack 1, and a feeding roller shaft mechanism arranged on the rack 1, which can prevent the metering roller shaft group from slipping and improve the cutting size accuracy.

[0030] The hooking mechanism comprises a second rotating shaft 21 and a pair of hooks 22 fixedly arranged on the second rotating shaft 21, the two sides of the second rotating shaft 21 are each provided with a first air cylinder 23 controlling the rotation of the second rotating shaft 21, the first air cylinder 23 is arranged obliquely downward, and a connecting piece 24 is arranged between the extension rod of the first air cylinder 23 and the second rotating shaft 21.

[0031] The material clamping mechanism comprises a material clamping head 25 arranged on both sides of the frame 1 respectively, the material clamping head 25 comprises a second sliding rail 26 arranged transversely on the frame 1, a second sliding block 27 slidingly arranged on the second sliding rail 26, and a second air cylinder 28 arranged on the frame 1 and located at the back of the second sliding rail 26, an L-shaped connecting plate 29 is arranged on the second sliding block 27, one side of the L-shaped connecting plate 29 is fixed on the second sliding block 27, and the back of the L-shaped connecting plate 29 is provided with a connecting block 31 connected with the telescopic rod of the second air cylinder 28, a short shaft 30 is arranged on the opposite surface of the other side of the L-shaped connecting plate 29, and the material roll 37 is arranged between the two short shafts 30.

[0032] The short shaft 30 is an air expansion shaft.

[0033] The laser 11 is a CO2 metal tube laser 11, and the wavelength of the matching material is used.

[0034] The feeding roller mechanism comprises a second upper roller 32 arranged on the frame 1, a second lower roller 33 arranged on the frame 1 and located below the second upper roller 32, and a feeding servo motor 34 arranged on the frame 1 and connected with the second lower roller 33; the material roll 37 passes through between the second upper roller 32 and the second lower roller 33 to enter the metering roller group, so that the cutting size precision is improved to ≤0.2mm, and the customer's drilling positioning operation is facilitated.

[0035] The lifting guide mechanism comprises a third sliding rail 35 arranged longitudinally on the frame 1 and a third sliding block 36 slidingly arranged on the third sliding rail 35, and the two ends of the tool holder 19 are fixedly connected with the corresponding third sliding blocks 36 respectively.

[0036] In use, the roll material 37 is placed between the hooks 22, the roll material 37 is pushed into place, the system is started, the first cylinder 23 telescopic rod is extended downward, the second rotating shaft 21 is driven to rotate, so that the hooks 22 hold up the roll material 37 to the material clamping mechanism, the material clamping head 25 is extended, the short shaft 30 is inserted into the roll material 37, and is inflated and tightened, then the parameters are set through the controller, the rules and sizes are set, the cutting parameters are automatically configured, or the customer's industrial 4.0 system is connected, the two-dimensional code is directly scanned to input the rules and sizes, the roll material 37 passes between the second upper roller shaft 32 and the second lower roller shaft 33 to enter between the first upper roller shaft 4 and the first lower roller shaft 5, and is measured through the feeding metering motor 6, the laser 11 is started, and the controller drives the first sliding block 10 to move, the fixed mirror 12 is driven to move, the roll material 37 is subjected to laser heat melting, the micro glue area after heat melting moves above the cutter head 20, the servo motor 13 drives the worm gear 14 to rotate, the first rotating shaft 15 is driven to rotate, the connecting rod 18 is driven to rise, the cutter holder 19 rises along the lifting guide mechanism, until the cutter head 20 cuts off the micro glue area of the roll material 37, after cutting off, the cutter head 20 descends along the lifting guide mechanism with the cutter holder 19, that is, one automatic cutting is completed, the measurement of the feeding metering motor 6 is used, when the number reaches the set value, the work is automatically stopped, and the material is replaced. The cut material can be stacked on the lifting table as required by the customer, or can be connected to the customer's conveying belt to realize online operation.

[0037] The dust-free PP cutting machine has the advantages that: the multiple lasers cooperate with the laser fixed mirrors to move, the efficiency is improved, the migration vibration is reduced, the cutting machine can cut 50% more than the traditional laser heating cutting machine, the laser is used to heat melt the material by matching the wavelength of the material, a micro glue area of about 2mm is left to cooperate with the precise control to send the mechanical cutter to cut the glass cloth, the effect of dust-free cutting is achieved, and the shaftless feeding is used for the feeding mechanism, the pollution of oil stains, rust, metal and other impurities can be prevented.

[0038] The above-described embodiments are only used to illustrate the technical solutions of the present application, rather than limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced by equivalents; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments.

Claims

1. A dust-free PP cutting machine, comprising a rack and a controller, the front part of the rack is provided with a feeding mechanism controlled by the controller, and the rear part is provided with a cutting mechanism controlled by the controller, characterized in that, The cutting mechanism comprises a metering roller shaft group arranged on the frame, a laser cutting mechanism arranged on the frame behind the metering roller shaft group, and a mechanical cutter mechanism arranged on the frame below the rear end of the laser cutting mechanism.

2. The dust-free PP cutting machine according to claim 1, characterized in that: The feeding mechanism is a shaftless feeding mechanism.

3. The dust-free PP cutting machine according to claim 2, characterized in that: The shaftless feeding mechanism comprises a hooking mechanism arranged on the frame, a clamping mechanism arranged on the frame, and a feeding roller shaft mechanism arranged on the frame.

4. The dustless PP cutting machine according to claim 3, characterized in that: The hooking mechanism comprises a second rotating shaft and a pair of hooks fixed on the second rotating shaft.

5. The dustless PP cutting machine according to claim 4, characterized in that: The clamping mechanism comprises a clamping head arranged on each side of the frame.

6. The dust-free PP cutting machine according to claim 5, characterized in that: The clamping head comprises a second sliding rail arranged on the frame in a transverse direction, a second sliding block slidingly arranged on the second sliding rail, and a second air cylinder arranged on the frame behind the second sliding rail.

7. The dust-free PP cutting machine according to claim 6, characterized in that: The short shaft is a gas expansion shaft.

8. The dust-free PP cutting machine according to claim 1, characterized in that: The feeding roller shaft mechanism comprises a second upper roller shaft arranged on the frame, a second lower roller shaft arranged on the frame below the second upper roller shaft, and a feeding servo motor drivingly connected to the second lower roller shaft.

9. The dust-free PP cutting machine according to claim 1, characterized in that: The laser adopts a CO2 metal tube laser, and the wavelength of the matching material is used. The lifting guide mechanism comprises a third sliding rail arranged on the frame in a longitudinal direction, and a third sliding block slidingly arranged on the third sliding rail in an up-down direction. The two ends of the cutter holder are fixedly connected to corresponding third sliding blocks.

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