WO2010108351A1

WO2010108351A1 - Multifunction grooving machine, special cutting tools therefor and method for double-driving force grooving and cutting

Info

Publication number: WO2010108351A1
Application number: PCT/CN2009/073585
Authority: WO
Inventors: 郭宪民
Original assignee: 深圳市威克泰克科技有限公司
Priority date: 2009-03-24
Filing date: 2009-08-27
Publication date: 2010-09-30

Abstract

A method for double-driving force grooving and cutting wherein each driving force drives a cutting tool for grooving or cutting, and wherein the cutting tools rotate in opposing directions. A multifunction grooving machine made according to said method includes a machine body (1), a case (2), handles (3), power systems (4), cutting tools (5), elevating mechanisms (6), speed change mechanisms (7) and a power switch. The multifunction grooving machine has two independent power systems (4) which are arranged symmetrically relative to the cutting central line. Each power system (4) drives one cutting tool, and the two cutting tools rotate in opposing directions. The grooving machine can form grooves in marble, concrete structures, and so on.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a grooving processing tool, and more particularly to a method for cutting and grooving stone and concrete, a dedicated dual-power balanced cutting machine, and a dedicated Tool. BACKGROUND OF THE INVENTION The conventional grooving method uses an angle grinder to cut two lines on both sides of a groove, and then manually grooving with an electric hammer, a shovel, etc., which is labor intensive, slow in efficiency, and has a bad operating environment, so various alternative traditions Hand-grooved slotting machines are available. These slotting machines mainly rely on a single motor to drive the cutters for slotting. Although there are many advances in manual slotting, after practice, the following difficulties exist:

1 The power of the slotting machine is small: When the high-power slotting machine is used manually, the tool has a large mechanical force in the forward direction when the slot is opened, the human hand can't hold it, the cutting speed is not uniform, the slotting cannot be performed, and the safety of the person is also affected. Threat; If it is fixed, the machine is heavy, the movement in the building and decoration space is not flexible, the lifting is not convenient, the use is limited, and it is not applicable, so the power of the manual slot machine is very small.

2 Poor safety: Once the hard object is blocked in the middle of the slotting, the inertia of the cutting is large, and when the hand cannot hold the machine, it is easy to cause injury. Due to the above difficulties, the existing one-time slotting machines are all below 1300W, and only some of the easy-to-cut such as hollow brick white bricks can be opened, and the marble, the water concrete cannot be slotted, or Even if it can be opened, it is very slow, vibration is very high, its efficiency is very low, its scope of use is limited, and it cannot be successfully introduced to the market. As a result, the existing market is still dominated by traditional manual slotting. SUMMARY OF THE INVENTION The present invention provides a slotting and cutting method using dual-power mechanical balance, and a multifunctional slotting machine designed according to the above principle, and a special cutting tool matched with the above-mentioned multifunctional slotting machine, utilizing dual power When working, the tool rotates in the opposite direction, and the generated mechanical resistance is balanced with each other, which is beneficial to manpower control, and solves the technical problem that the power of the cutting machine is small, the mechanical resistance is large, and the control is difficult to control in the prior art. In the present invention, in order to solve the above technical problems, a slotting and cutting method using dual-power mechanical balance is proposed. The main invention is that the dual power drives the tool to perform slotting or cutting on one machine, and the tool rotation direction is positive and negative. . The power of the dual power is similar, and the cutting forces of the above dual powers cancel each other during operation. The technical proposal of the invention is that, when the groove is grooved, the two-power mechanical balance method is adopted, and the two powers in one machine each have one cutter, each working independently, the cutter rotates one positive and one reverse, and at the same time, the groove is widened, and each groove is wide. Half, forming a complete slot width. Any of the power forms can be employed, and the multifunctional slotting machine of the present invention is powered by a motor. The multifunctional slotting machine designed according to the above principle in the invention comprises a fuselage, a casing, a handle, a power system, a cutter, a lifting mechanism, a shifting structure and a power switch, wherein the multifunctional slotting machine has two The independent power system is arranged symmetrically with the cutting center line. Each power system drives a set of tools. When slotting or cutting, the blades in the two sets of tools rotate in opposite directions. The cutting tool used in the present invention in combination with the above-mentioned multifunctional slotting machine comprises a wafer cutter having a central hole which can be mounted on the transmission shaft of the multifunctional slotting machine power system, and is fixed to a plurality of independent blades on the outer edge of the cutter. Each of the cutting edges is disposed along a specific spiral direction of the blade, and the spiral is developed by a specific central hole of the wafer cutter to the outer edge. A further improvement of the cutting tool according to the present invention is that the blade width of each of the cutting edges is larger than the specific thickness of the blade, and both sides protrude from the specific side of the blade, and a groove is formed between the adjacent two cutting edges. The present invention is directed to a further improvement of the cutting tool in that each of the cutting edges is curved from the cutting edge toward the bottom of the blade, and the cutting edge of each cutting edge coincides with a radial line of the blade at the position, the groove is The cutting edge of the blade has a flared shape toward the bottom of the blade. A further improvement of the cutting tool according to the present invention is that the knife comprises two independent and coaxial cutter pieces, and a disc-shaped planer is interposed between the two cutter pieces, the two cutter pieces and a planer Coaxial and fixed in one piece, the diameter of the planer is smaller than the diameter of any blade. The planer includes a disc-shaped planing blade and a plurality of independent planing blades disposed in a spiral direction of the planing blade, the spiral being unfolded from a central hole of the planing blade to the outer edge. The two cutter pieces and the planer are integrally fixed by welding, fastener connection or rivet. The invention has much higher power than the existing slotting machine, and is more stable and safer in operation, and can be grooved in all the construction and decoration, such as marble, concrete and other very hard materials, so that it can be completely Replace existing slotting machines and manual grooving methods. The disadvantages of high manual strength, low efficiency and poor operating environment are avoided, and the effect is remarkable. BRIEF DESCRIPTION OF DRAWINGS FIG. 1 is a front view of a multi-function grooving machine of the present invention.

Figure 2 is a plan view of Figure 1.

Figure 3 is a left side view of Figure 1.

4 is a perspective view of a special cutting tool of the curved blade of the present invention.

Figure 5 is a front elevational view of Figure 4.

Fig. 6 is a perspective exploded view of a special cutting tool of the present invention using a middle planer. Figure 7 is a perspective assembled view of Figure 6.

Figure 8 is a perspective view of the planer blade of the present invention.

Figure 9 is a front elevational view of Figure 8. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Specific embodiments of the present invention will be described in conjunction with the above drawings. The method of the present invention is simply that there is two powers in a machine, each of which has one cutting tool, each working independently, the cutting tool is rotated one by one, and at the same time, the slot is halfway, and each slot is half-width, forming a Complete groove width. The versatile grooving machine of the present invention employing the above method can be powered by a motor. As shown in FIG. 1 to FIG. 4, the motor 4 is fixed on the body 1, and the casing 2 holds the motor 4 tightly to protect dust and impurities from entering the damage motor 4. The handle 3 facilitates operation, and the motor 4 passes through the shifting mechanism 7 Connected to the cutting tool 5, the lifting mechanism 6 is mainly used to adjust the height of the body to obtain different groove depths. These parts are 2 pieces each, assembled according to this, shape Two sets of independent motor slotting or cutting systems. These two systems are symmetrically assembled into a complete slotting machine through the lock 30, and share a power switch 8, which operates at the same time and stops at the same time. Installation, so the direction of rotation of the cutting tool during slotting and cutting is positive and negative, the mechanical force is offset or balanced, and the cutting or slotting is smoothly performed. The ash collection port 9 is connected to a vacuum cleaner for collecting dust and muck to improve the operating environment to damage the body; the vacuum cleaner can be selected by the operator according to the situation, but in order to reduce dust damage to the body, it is preferable to configure the vacuum cleaner. The cutting tool 5 is easy to replace, the lock 30 is opened, and the cutting tool 5 can be easily installed and removed using a matching wrench tool. As can be seen from Figures 4 to 7, the cutting tool 5 comprises a disc-shaped knife 10 having a central bore 11 fixed to a plurality of independent cutting edges 20 on the outer edge of the tool, each of the cutting edges 20 being 10 The spiral direction is set, and the spiral is developed by the center hole 11 of the wafer cutter 10 to the outer edge. In the present invention, the blade 20 is disposed along the spiral direction of the blade 10, and during the cutting operation, a strong support is formed to the blade to ensure that the blade does not collapse due to excessive force during cutting. As can be seen from FIG. 4 and FIG. 5, the blade width of each of the cutting edges 20 is larger than the thickness of the blade body 10, and both sides protrude from the side surface of the blade body 10, and a groove 12 is formed between the adjacent two cutting edges 20. In the present invention, a groove 12 is formed between two adjacent cutting edges. When the blade does not enter the cutting state, the blade guides the outside air along the groove into the middle of the blade, which not only forms an air-cooling effect on the blade portion, but also The middle of the tool forms a certain cooling effect. When the cutter enters the cutting state, the groove can also guide the waste under the cutting along the groove. After the waste is discharged along the groove, it enters the vacuum cleaner ash collection port 9 of the cutting tool, which is convenient for protecting the surrounding environment. As can be seen from FIG. 5, each of the cutting edges 20 is curved by the cutting edge 21 toward the blade bottom 22, and the cutting edge 21 of each cutting edge 20 coincides with the radial line of the position of the blade specific portion 10, the groove 12 is flared by the cutting edge 21 of the blade 20 toward the blade bottom 22. In the present invention, the blade 20 is designed to be curved, on the one hand, in order to facilitate the derivation of waste, so that the waste is smoothly recovered by the ash collection port 9 of the cleaner along the angle of the groove, and at the same time, the double-power balanced cutting is opened. It is more advantageous to use such a tool in the groove tool. The two symmetrically arranged tools have an "S"-shaped cutting edge, which not only achieves a good balance of force during the cutting process, but also has a smooth transition curve. The shape, the support of the cutting edge of the tool also reached the most perfect state. As can be seen from FIG. 6 to FIG. 9, the blade body 10 comprises two independent and coaxial cutter pieces 13, between which two disk cutters 14 are interposed, the two cutter blades 13 is coaxial with the planing blade 14 and is fixed in one piece, and the diameter of the planing blade 14 is smaller than the diameter of any blade 13 . The planing blade 14 includes a disc-shaped planing blade 141 and a plurality of independent planing blades 142 disposed in the spiral direction of the planing blade 141, the spiral being unfolded from the center hole of the planing blade 141 to the outer edge. The cutting tool of this aspect of the invention is a tool having a slotting function. When the two blade pieces 13 cut off the objects on both sides of the slot, the intermediate part of the two slits are shaved off by the intermediate planer, since the two sides have been cut off. The intermediate part is greatly weakened by the surrounding support force. It is very easy for the planer to remove the above-mentioned solid part. It is completely unnecessary to carry out manual planing and the slotting work is completed in one time, which saves a lot of manpower and material resources. The two cutter pieces 13 and the planer 14 are integrally fixed by welding, or the two cutter pieces 13 and the planer 14 are integrally fixed by a fastener, and more specifically, the two cutter pieces are 13 is fixed to the planer 14 by rivets. In the present invention, the intermediate planer portion can be freely changed, and the planer blades of different thicknesses can be set according to the width of the groove to be used. For the frequently used planer, the planer can be fixed by welding, and for the infrequently used planer, it can be fixed by the fastener at any time. Industrial use The cutting method provided by the invention has been used for cutting machines and special cutting tools, and is used for stone cutting, or slotting on stone, adopting double-power balanced cutting and slotting methods, and improving human control ability of equipment. , reduce cutting resistance. The invention has much higher power than the existing slotting machine, and is more stable and safer in operation, and can be grooved in all the buildings and decorations, including marble, concrete and other very hard materials, so that it can be completely Replace existing slotting machines and manual grooving methods. The disadvantages of manual slotting, high labor intensity, low efficiency and poor operating environment are avoided, and the effect is remarkable. The above is a further detailed description of the present invention in connection with the specific preferred embodiments, and the specific embodiments of the present invention are not limited to the description. It will be apparent to those skilled in the art that the present invention may be made without departing from the spirit and scope of the invention.

Claims

Rights request

1. A slotting and cutting method using dual-powered mechanical balancing, characterized in that the dual power drives the tool to perform slotting or cutting on a machine, and the tool rotation direction is positive and negative.

2. The method of slotting and cutting using a dual power mechanical balance according to claim 1, wherein: said dual powers are of similar power, and said dual powers cancel each other during operation.

3. A multifunctional grooving machine using the method of claim 1; comprising a fuselage, a casing, a handle, a power system, a cutter, a lifting mechanism, a shifting structure, and a power switch, characterized in that the multifunctional The grooving machine has two independent power systems, and is arranged symmetrically with the cutting center line. Each power system drives a set of tools. When grooving or cutting, the blades in the two sets of tools rotate in opposite directions.

4. The multi-function grooving machine of claim 3, further comprising a latching mechanism, the latch in the latching mechanism securing the two sets of power systems in one piece.

5. The multi-function grooving machine according to claim 3, further comprising a vacuum cleaner, the ash collection opening of the vacuum cleaner being disposed at one end of the fuselage.

The multifunctional slotting machine according to any one of claims 3 to 5, wherein the shell of the fuselage is made of metal, and the outer cover of the casing is made of a plastic material, the motor is completely wrapped, and the tail is convex.

7. A special cutting tool for use in the multifunctional slotting machine of claim 3, comprising The invention relates to a disc cutter having a central hole which can be mounted on a drive shaft of a multi-functional slotting machine power system, and is fixed to a plurality of independent blades on the outer edge of the cutter, and is characterized in that: each of the blades is spiraled along the cutter The line direction is set, and the spiral is developed by a specific central hole of the wafer cutter to the outer edge.

8. The special cutting tool according to claim 7, wherein: the edge width of each of the cutting edges is larger than the specific thickness of the blade, and both sides protrude from the specific side of the blade, and a recess is formed between the adjacent two cutting edges. Groove.

9. A dedicated cutting tool according to claim 7 or 8, wherein: each of said cutting edges is curved from the cutting edge to the bottom of the blade.

10. A dedicated cutting tool according to claim 9, wherein: the cutting edge of each of the cutting edges coincides with a radial line of the blade at the location.

The special cutting tool according to claim 9, wherein the groove is flared from the edge of the blade toward the blade bottom.

The special cutting tool according to claim 7 or 8, wherein the knife comprises two independent and coaxial cutter pieces, and a disc-shaped planer is interposed between the two cutter pieces. The two cutter blades are coaxial and fixed integrally with the planer, and the diameter of the planer is smaller than the diameter of any cutter blade.

13. The special cutting tool according to claim 12, wherein: the planing blade comprises a disc-shaped planing blade and a plurality of independent planing blades are arranged along a spiral direction of the planing blade, the spiral being made of a planing blade The center hole is expanded to the outer edge.

The special cutting tool according to claim or claim, wherein: the two blade pieces and the planing blade are integrally fixed by a splicing.

15. A dedicated cutting tool according to claim or claim, wherein: the two blade segments are fixed integrally with the planing blade by fasteners.

16. A dedicated cutting tool according to any of the preceding claims, wherein: said two blade segments are fixed integrally with the planing blade by rivets.