Self-cooling type efficient cutting tool

Abstract

The utility model relates to a self-cooling type efficient cutting tool, which relates to the technical field of cutting processing equipment, and comprises a circular cutter head, an insertion hole is arranged at the center of the circular cutter head, a shaft rod penetrates through the insertion hole, one end of the shaft rod is sleeved on a rotating shaft, an inner groove is arranged at the upper end of the shaft rod, and a cooling plate is sleeved on the inner groove. The cooling plate is fixedly arranged on an inner groove of the shaft rod through a locking screw ring, a limiting head is arranged at the top end of the shaft rod, and a heat conduction disc is arranged at the front end of the limiting head. The cooling plate is additionally arranged on the back face of the circular cutter head, the cooling plate is attached to the back face of the circular cutter head, and the cooling plate is provided with a built-in channel structure used for circulating flowing of cooling liquid; by means of the arrangement, the contact surface area of cooling liquid and the cutter is increased, the cooling effect is enhanced, and therefore the temperature of a cutting area is effectively reduced. By accurately controlling the flow speed and flow of the cooling liquid, thermal deformation can be reduced, the machining precision is improved, and the cutting efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of cutting processing equipment, in particular to a self-cooling high-efficiency cutting tool. Background Art

[0002] Cutting tools are tools used in cutting processes. They remove material from a workpiece by cutting, grinding, milling, and other methods to achieve the desired size, shape, and surface quality. Cutting tools are widely used in the field of machining.

[0003] The Chinese patent document with authorization publication number CN221064677U discloses a cutting tool, including a rotating shaft connected to the output shaft of a motor and a circular cutter disc, a number of grooves are evenly arranged along the circumference of the circular cutter disc, the circular cutter disc and the rotating shaft are detachably connected, the circular cutter disc includes a protrusion detachably connected to the rotating shaft and a circular disc portion, a stabilizing groove is provided along the length extension direction of the protrusion, the stabilizing groove is matched with the rotating shaft, the circular disc portion is arranged on the side of the protrusion away from the rotating shaft, the structure of the cutting tool is improved, so that the circular cutter disc and the rotating shaft can be detachably matched as needed, a stabilizing groove is provided on the protrusion, and when the circular cutter disc is installed between the protrusion, the stabilizing groove is embedded in the rotating shaft, so that the circular cutter disc and the rotating shaft can be detachably matched.

[0004] However, during high-speed cutting, a large amount of heat will be generated in the cutting area. If this heat is not dissipated in time, it will lead to increased tool wear, affecting the tool life and workpiece processing quality. Therefore, it is necessary to set up a self-cooling high-efficiency cutting tool to meet the above requirements. Utility Model Content

[0005] The present invention aims to solve at least one of the technical problems existing in the prior art. The purpose of the present invention is to provide a self-cooling high-efficiency cutting tool for solving the problems raised in the above-mentioned background technology.

[0006] In order to solve the above problems, the utility model provides a self-cooling high-efficiency cutting tool, including a circular cutter disc, a socket is provided at the center of the circular cutter disc, a shaft rod passes through the socket, one end of the shaft rod is sleeved inside the rotating shaft, an inner groove is provided at the upper end of the shaft rod, a cooling plate is sleeved on the inner groove of the shaft rod, the cooling plate is fixed to the inner groove of the shaft rod by a locking screw ring, a limit head is provided at the top end of the shaft rod, and a heat conduction plate is provided at the front end of the limit head.

[0007] The self-cooling high-efficiency cutting tool provided by the utility model also has the following technical features:

[0008] Furthermore, the limit head is composed of a limit plate and a stepped column, the limit plate is located at the top of the stepped column, the limit plate and the stepped column are threadedly connected, the tail end of the stepped column is fixedly connected to the top of the inner groove, the shape and size of the stepped column and the socket of the circular cutter disc are adapted, and the inner surface of the limit plate fits with the outer surface of the circular cutter disc.

[0009] Furthermore, a thread groove is provided at the front end of the limit head, and a thread column is provided at the bottom of the heat conducting plate. The heat conducting plate is threadedly connected to the thread groove of the limit head through the thread column, and the heat conducting plate fits the outer surface of the circular cutter disc.

[0010] Furthermore, a circular hole is provided at the center of the cooling plate, an annular space is provided between the circular hole and the inner groove of the shaft, and the inner ring of the locking screw is fixed in the inner groove by a clamping structure, and the outer ring of the locking screw is provided with a thread, and the locking screw cooperates with the annular space through the thread to achieve the fastening of the disc.

[0011] Furthermore, the interior of the cooling plate is connected and filled with coolant, and a through hole is provided on a side of the cooling plate away from the circular cutter disc, and a plug is provided at the top end of the through hole.

[0012] Furthermore, a positioning pin passes through the side surface of the rotating shaft, and the positioning pin passes through the rotating shaft and extends to the shaft rod.

[0013] Furthermore, a connector is provided at one end of the rotating shaft away from the shaft rod, and the rotating shaft is connected to the output end of the external motor through the connector.

[0014] Furthermore, the outer surface of the heat conducting plate is coated with thermal surface paint.

[0015] The present invention has the following beneficial effects: First, a cooling plate is installed on the back of the circular cutter disc, which is attached to the back of the circular cutter disc and has a built-in channel structure for the circulation of coolant; this arrangement not only increases the surface area of contact between the coolant and the tool, but also enhances the cooling effect, thereby more effectively reducing the temperature of the cutting area; by precisely controlling the flow rate and flow of the coolant, thermal deformation can be reduced, processing accuracy can be improved, and cutting efficiency can be improved; Second, a heat conducting disc is installed on the front of the circular cutter disc, and its surface is coated with a high-emissivity thermal surface pigment to quickly dissipate heat; the temperature monitoring system of the heat conducting disc can monitor the working temperature of the tool in real time; once the surface temperature of the heat conducting disc reaches a preset limit value, it is necessary to shut down for cooling treatment; this preventive maintenance measure helps to avoid substandard workpiece processing quality due to thermal deformation, reducing material waste and processing time; Third, the heat conducting disc is a modular component that can be quickly replaced, so that it can be quickly replaced when the tool reaches a high temperature state, thereby achieving continuous production and reducing downtime; the setting of the heat conducting disc should take into account the heat conduction efficiency to ensure that the high temperature on the surface of the circular cutter disc can be quickly diffused outward. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0017] Figure 1 This is a schematic structural diagram of the circular cutter head in the present utility model;

[0018] Figure 2 It is a structural diagram of the cooling plate in the utility model;

[0019] Figure 3 This is a schematic structural diagram of the central axis rod of the utility model;

[0020] Figure 4 It is a structural diagram of the limit head in the utility model.

[0021] Explanation of the reference numerals: 1-circular cutter disc, 111-socket, 2-axle, 3-rotating shaft, 31-connecting head, 311-locating pin, 4-inner groove, 5-cooling plate, 51-round hole, 522-plug, 6-locking screw ring, 7-limiting head, 71-threaded groove, 701-limiting plate, 702-stepped column, 8-heat conducting plate, 81-threaded column. DETAILED DESCRIPTION

[0022] The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments. It should be noted that, in the absence of conflict, the embodiments and features of the embodiments of the present invention can be combined with each other.

[0023] like Figures 1 to 4 In one embodiment of the self-cooling high-efficiency cutting tool of the utility model shown, the self-cooling high-efficiency cutting tool of this embodiment includes a circular cutter head 1, a socket 111 is opened at the center of the circular cutter head 1, a shaft 2 is passed through the socket 111, one end of the shaft 2 is sleeved inside the rotating shaft 3, a locating pin 311 is passed through the side of the rotating shaft 3, the locating pin 311 passes through the rotating shaft 3 and extends to the shaft 2, the locating pin 311 is used to fix the shaft 2 at a specific position inside the rotating shaft 3, so that the shaft 2 will not move or fall off A connecting head 31 is provided at the end of the rotating shaft 3 away from the shaft 2, and the rotating shaft 3 is connected to the output end of the external motor through the connecting head 31. An inner groove 4 is provided at the upper end of the shaft 2, and a cooling plate 5 is sleeved on the inner groove 4. The cooling plate 5 is fixed on the inner groove 4 of the shaft 2 by a locking screw ring 6. A limiting head 7 is provided at the top of the shaft 2, and a heat conducting plate 8 is provided at the front end of the limiting head 7. The outer surface of the heat conducting plate 8 is coated with a thermal surface pigment. In the utility model, the circular cutter head is the main component of the tool, which is responsible for directly contacting the workpiece and performing cutting operations. The circular cutter disc is made of carbide material to ensure durability and stability during high-speed rotation and cutting; the socket 111 is a hole in the center of the circular cutter disc, and the socket 111 allows the shaft 2 to pass through to provide structural support for the tool; the shaft 2 passes through the socket 111 and is fixed to the long rod on the rotating shaft 3, which is the key component connecting the cutter disc and the motor; the rotating shaft 3 is connected to the output end of the external motor through the connector 31, which is used to transmit the rotational motion of the motor to the cutter disc; the inner groove 4 is opened at the upper end of the shaft 2 for installing the cooling plate 5; the cooling plate 5 is installed on the plate-shaped component on the inner groove 4, which has good The material with good thermal conductivity is used; the locking screw ring 6 is used to fix the cooling plate 5 to the annular component on the inner groove 4 of the shaft 2, and the locking screw 6 cooperates with the annular space through the thread to ensure the stability of the cooling plate 5 when the tool rotates, and is fixed in the inner groove 4 through the clamping structure; the heat conducting disk 8 is a disk-shaped component arranged at the front end of the limit head 7, and is made of a material with high thermal conductivity to quickly conduct heat away from the cutting area; the heat conducting disk 8 is in contact with the outer surface of the circular cutter head 1, which helps to improve the cooling effect, and the surface of the heat conducting disk 8 is coated with a thermal surface pigment, which turns red at high temperature, thereby judging whether the thermal limit is reached.

[0024] The locking cam 701 is secured to the top of the workbench 704 and is easily accessed by the user after the locking cam 701 is engaged.

[0025] In one embodiment of the present application, preferably, a threaded groove 71 is provided at the front end of the limiting head 7, a threaded column 81 is provided at the bottom of the heat conducting disc 8, the heat conducting disc 8 is threadedly connected to the threaded groove 71 of the limiting head 7 via the threaded column 81, and the heat conducting disc 8 is fitted against the outside of the circular cutter disc 1. In the present utility model, a threaded groove 71 is provided at the front end of the limiting head 7, and a threaded column 81 is provided at the bottom of the heat conducting disc 8. This threaded connection method allows the heat conducting disc to be securely mounted on the limiting head while facilitating adjustment and replacement. The heat conducting disc 8 is fitted against the outside of the circular cutter disc 1, and this arrangement helps to quickly conduct the heat generated by the tool during the cutting process, thereby improving cooling efficiency.

[0026] In one embodiment of the present application, preferably, a circular hole 51 is opened at the center of the cooling plate 5, an annular space is provided between the circular hole 51 and the inner groove 4 of the shaft 2, and the inner ring of the locking screw 6 is fixed in the inner groove 4 by a clamping structure, and the outer ring of the locking screw 6 is provided with a thread, and the locking screw 6 cooperates with the annular space through the thread to achieve the fastening of the disc. In the present utility model, the locking screw 6 is fixed in the inner groove 4 by the clamping structure and cooperates with the annular space through the thread to achieve the fastening of the cooling plate 5. This dual fixing method ensures the stability of the cooling plate during the tool rotation and cutting process.

[0027] In one embodiment of the present application, preferably, the interior of the cooling plate 5 is connected and filled with coolant, and a through hole is provided on the side of the cooling plate 5 away from the circular cutter disc 1, and a plug 522 is provided at the top of the through hole. In the utility model, the interior of the cooling plate 5 is provided as a connected cavity structure, which allows the coolant to flow freely therein, and the coolant can be evenly distributed on the entire surface of the cooling plate, thereby more effectively transferring heat and improving the cooling efficiency; a plug 522 is provided at the top of the through hole, and this plug can be a spiral pull-out setting to facilitate rapid replenishment or replacement of the coolant, while maintaining the sealing of the coolant in the working state to prevent leakage.

[0028] When the present invention is in use: a connected cavity is formed inside the cooling plate 5 and is filled with coolant; this cavity is arranged so that the coolant flows inside the cooling plate 5, thereby absorbing the heat generated by the tool during the cutting process; the cooling plate 5 is attached to the back of the circular cutter disc 1, and the coolant circulation inside it effectively reduces the working temperature of the cutter disc; the heat conducting plate 8 is installed at the front end of the limit head 7 and is attached to the outside of the circular cutter disc 1; the function of the heat conducting plate 8 is to quickly conduct the heat generated by the cutting part of the tool, and its outer surface is coated with thermal surface pigment, which can enhance heat radiation and further accelerate the dissipation of heat; when the temperature of the heat conducting plate 8 reaches a certain threshold, it indicates that the tool may need to be cooled or maintained to avoid overheating affecting the processing quality of the workpiece.

[0029] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "axial", "radial", "circumferential" and the like to indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.

[0030] Finally, it should be noted that 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 do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the present invention.

Claims

1. A self-cooling high-efficiency cutting tool, comprising a circular cutter disc (1), characterized in that: A socket (111) is provided at the center of the circular cutter disc (1), a shaft (2) passes through the socket (111), one end of the shaft (2) is sleeved inside the rotating shaft (3), an inner groove (4) is provided at the upper end of the shaft (2), a cooling plate (5) is sleeved on the inner groove (4), the cooling plate (5) is fixed to the inner groove (4) of the shaft (2) through a locking screw ring (6), a limiting head (7) is provided at the top end of the shaft (2), and a heat conducting plate (8) is provided at the front end of the limiting head (7).

2. The self-cooling high-efficiency cutting tool according to claim 1, characterized in that: The limiting head (7) is composed of a limiting plate (701) and a stepped column (702), wherein the limiting plate (701) is located at the top end of the stepped column (702), and the limiting plate (701) and the stepped column (702) are threadedly connected, and the stepped column (702) and the socket (111) of the circular cutter disc (1) are adapted in shape and size, and the tail end of the stepped column (702) is fixedly connected to the top end of the inner groove (4), and the inner surface of the limiting plate (701) is in contact with the outer surface of the circular cutter disc (1).

3. The self-cooling high-efficiency cutting tool according to claim 1, characterized in that: A threaded groove (71) is provided at the front end of the limiting head (7), and a threaded column (81) is provided at the bottom of the heat conducting plate (8). The heat conducting plate (8) is threadedly connected to the threaded groove (71) of the limiting head (7) via the threaded column (81), and the heat conducting plate (8) is in contact with the outer surface of the circular cutter disc (1).

4. The self-cooling high-efficiency cutting tool according to claim 1, characterized in that: A circular hole (51) is provided at the center of the cooling plate (5), an annular space is provided between the circular hole (51) and the inner groove (4) of the shaft (2), and the inner ring of the locking screw ring (6) is fixed in the inner groove (4) by a clamping structure, and the outer ring of the locking screw ring (6) is provided with a thread, and the locking screw ring (6) cooperates with the annular space through the thread to achieve the fastening of the disc.

5. The self-cooling high-efficiency cutting tool according to claim 1, characterized in that: The interior of the cooling plate (5) is connected and filled with cooling liquid, and a through hole is provided on a side of the cooling plate (5) away from the circular cutter disc (1), and a plug (522) is provided at the top end of the through hole.

6. The self-cooling high-efficiency cutting tool according to claim 1, characterized in that: A positioning pin (311) passes through the side surface of the rotating shaft (3), and the positioning pin (311) passes through the rotating shaft (3) and extends to the shaft (2).

7. The self-cooling high-efficiency cutting tool according to claim 1, characterized in that: A connector (31) is provided at one end of the rotating shaft (3) away from the shaft rod (2), and the rotating shaft (3) is connected to the output end of the external motor via the connector (31).

8. The self-cooling high-efficiency cutting tool according to claim 1, characterized in that: The outer surface of the heat conducting plate (8) is coated with a thermal surface pigment.

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