Composite cutter for machining oil port of diesel engine housing

Abstract

The invention provides a composite cutter for machining an oil port of a diesel engine housing, and belongs to the technical field of machining. The boring cutter structurally comprises a cutter body, a cutter clamp, a jackscrew, a spot facing blade, a boring blade and a double-chamfer blade, the cutter clamp is connected to the cutter body through the jackscrew, the spot facing blade is connected to the cutter clamp, the boring blade and the double-chamfer blade are connected to the front portion of the cutter body, and the boring blade, the double-chamfer blade and the spot facing blade are sequentially arranged from front to back. According to the invention, one compound cutter is used for replacing four original cutters, so that the rapid and accurate processing of the oil port is realized, and the production efficiency and the processing quality are improved. Practical application shows that the size of the machined diesel engine housing oil port meets the drawing requirement, and the machining quality is good. The method not only can be used for machining the oil port of the diesel engine housing, but also is expected to be popularized on other similar products. As an efficient and high-precision oil port machining tool, the oil port machining tool can achieve rapid and precise machining of an oil port, and the production efficiency and the machining quality are improved.

Description

Technical Field

[0001] The invention relates to the technical field of mechanical processing, in particular to a composite tool for processing an oil port of a diesel engine casing. Background Art

[0002] The diesel engine cover is an indispensable part of the diesel engine. It has the functions of dust prevention, protection and sealing. The oil port ensures that the lubricating oil can be delivered to the parts that need lubrication in time. The existing oil port processing methods mainly use mechanical processing, such as drilling, boring, chamfering, countersinking, etc., but these methods have problems such as low processing efficiency, difficult to ensure processing accuracy, and high processing cost. Summary of the invention

[0003] The present invention aims to provide a composite tool for machining the oil port of a diesel engine casing in order to solve the technical problems that conventional machining processes using tools such as drilling, boring, chamfering and countersinking have low machining efficiency, difficulty in ensuring machining accuracy and high machining costs.

[0004] In order to achieve the above technical objectives, the present invention adopts the following technical solutions: A composite tool for machining an oil port of a diesel engine housing comprises a tool body, a tool holder, a top screw, a countersinking blade, a boring blade and a double chamfering blade, wherein the tool holder is connected to the tool body through a top screw, the countersinking blade is connected to the tool holder, the boring blade and the double chamfering blade are respectively connected to the front of the tool body, and the boring blade, the double chamfering blade and the countersinking blade are arranged in sequence from front to back.

[0005] Preferably, the top screw is an adjustable top screw.

[0006] Preferably, a knife handle is further included, and the rear end of the knife body is connected to the knife handle.

[0007] Preferably, the boring blade is located at the front end of the oil port, the double chamfering blade is located at the rear end of the oil port, and the countersinking blade is located outside the rear end of the oil port.

[0008] Preferably, the double-chamfered blade has two chamfered arc surfaces.

[0009] In the above technical scheme, the tool body is the main structure of the composite tool of the present invention, which is used to carry each blade and its adjustment mechanism, and is connected to the tool handle, thereby driving each blade to rotate. The tool holder is used to fix the countersinking blade. Since the tool holder is installed on the tool body through the top screw, the position of the countersinking blade can be fine-tuned through the top screw to meet the process requirements. The boring blade is used to bore the main body of the oil outlet, the double chamfering blade is used to process the chamfer of the rear end of the oil outlet, and the countersinking blade is used to process the countersinking outside the rear end of the oil outlet; based on the above principle, the oil outlet can be processed in one go.

[0010] The method for using the composite knife for machining of the present invention is as follows: 1. Install the knife body on the side-fixed knife handle; 2. Install the tool holder, and then install the facing blade, boring blade, and double chamfering blade in sequence; 3. Measure the diameter and length of each blade of the tool on the tool setting instrument; 4. According to the technical requirements of the drawing, adjust the top screw to meet the diameter size of the key hole chamfer and tighten the tool holder; 5. Install the tool holder on the machine tool, select appropriate cutting parameters and processing procedures, and complete the oil port processing in one go.

[0011] The present invention provides a composite tool for machining oil ports on diesel engine casings. This technical solution replaces the original four knives with a composite tool, thereby achieving rapid and precise machining of oil ports, and improving production efficiency and machining quality. Practical applications have shown that the dimensions of the diesel engine casing oil ports machined by the present invention meet the requirements of the drawings, and the machining quality is good. The present invention can not only be used for machining diesel engine casing oil ports, but is also expected to be promoted on other similar products. As an efficient and high-precision oil port machining tool, the present invention can achieve rapid and precise machining of oil ports, and improve production efficiency and machining quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a structural diagram of the present invention; In the figure: 1. Workpiece 2. Specific knife 3. Knife holder 4. Top screw 5. Countersinking blade 6. Boring inserts 7. Double chamfered blade. DETAILED DESCRIPTION

[0013] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the present application, rather than all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of this application. In addition, ordinary technicians in this field know that with the development of technology and the emergence of new scenarios, the technical solutions provided in the embodiments of the present application are also applicable to similar technical problems.

[0014] In the description of the present application, it should be understood that, unless otherwise defined, all technical and scientific terms used in the present application have the same meaning as those commonly understood by those skilled in the art of the present application. In addition, any terminology used is only for the purpose of describing specific embodiments and is not intended to limit the present application.

[0015] In addition, in order to better illustrate the present application, numerous specific details are provided in the following specific embodiments. It should be understood by those skilled in the art that the present application can also be implemented without certain specific details. In some examples, methods, means, components and circuits well known to those skilled in the art are not described in detail in order to highlight the subject matter of the present application.

[0016] Example 1 A composite tool for machining oil port of diesel engine cover, such as Figure 1 As shown, it includes a tool body 2, a tool holder 3, a top screw 4, a countersinking blade 5, a boring blade 6, and a double chamfering blade 7, wherein the tool holder 3 is connected to the tool body 2 through the top screw 4, the countersinking blade 5 is connected to the tool holder 3, and the boring blade 6 and the double chamfering blade 7 are respectively connected to the front of the tool body 2, and the boring blade 6, the double chamfering blade 7, and the countersinking blade 5 are arranged in sequence from front to back.

[0017] In the above technical scheme, the tool body 2 is the main structure of the composite tool of the present invention, which is used to carry each blade and its adjustment mechanism, and is connected to the tool handle, thereby driving each blade to rotate. The tool holder 3 is used to fix the countersinking blade 5. Since the tool holder 3 is installed on the tool body 2 through the top screw 4, the position of the countersinking blade 5 can be fine-tuned through the top screw 4 to meet the process requirements. The boring blade 6 is used to bore the main body of the oil outlet, the double chamfering blade 7 is used to process the chamfer of the rear end of the oil outlet, and the countersinking blade 5 is used to process the countersinking of the outer side of the rear end of the oil outlet; based on the above principle, the oil outlet can be processed in one go.

[0018] The method for using the composite knife for machining of the present invention is as follows: 1. Install the tool body 2 on the side-fixed tool handle; 2. Install the tool holder 3, and then install the facing blade 5, boring blade 6, and double chamfering blade 7 in sequence; 3. Measure the diameter and length of each blade of the tool on the tool setting instrument; 4. According to the technical requirements of the drawing, adjust the top screw 4 to meet the diameter size of the key hole chamfer, and tighten the tool holder 3; 5. Install the tool holder on the machine tool, select appropriate cutting parameters and processing procedures, and complete the oil port processing in one go.

[0019] Example 2 A composite tool for machining oil port of diesel engine cover, such as Figure 1As shown, it includes a tool body 2, a tool holder 3, a top screw 4, a countersinking blade 5, a boring blade 6, and a double chamfering blade 7, wherein the tool holder 3 is connected to the tool body 2 through the top screw 4, the countersinking blade 5 is connected to the tool holder 3, and the boring blade 6 and the double chamfering blade 7 are respectively connected to the front of the tool body 2, and the boring blade 6, the double chamfering blade 7, and the countersinking blade 5 are arranged in sequence from front to back. Among them, the top screw 4 is an adjustable top screw. It also includes a tool handle, and the rear end of the tool body 2 is connected to the tool handle. The boring blade 6 is located at the front end of the oil port, the double chamfering blade 7 is located at the rear end of the oil port, and the countersinking blade 5 is located outside the rear end of the oil port. There are two chamfered arc surfaces on the double chamfering blade 7.

[0020] In summary, after reading this detailed disclosure, it will be apparent to those skilled in the art that the aforementioned detailed disclosure may be presented only by way of example and may not be restrictive. Although not explicitly stated herein, it will be appreciated by those skilled in the art that this application is intended to encompass various reasonable changes, improvements and modifications to the embodiments. These changes, improvements and modifications are intended to be proposed by this application and are within the spirit and scope of the exemplary embodiments of this application.

[0021] It should be understood that in the foregoing description of the embodiments of the present application, in order to help understand a feature and to simplify the present application, the present application combines various features in a single embodiment, drawing or description thereof. However, this does not mean that the combination of these features is necessary, and it is entirely possible for those skilled in the art to extract some of the features and understand them as separate embodiments when reading the present application.

[0022] It should be understood that the embodiments disclosed herein are illustrations of the principles of the present application. Other modified embodiments are also within the scope of the present application. The embodiments disclosed herein are merely examples and not limitations, and the embodiments of the present application are not limited to the embodiments precisely described above.

Claims

1. A composite tool for machining oil port of diesel engine housing, characterized in that The invention comprises a tool body (2), a tool holder (3), a top screw (4), a facing blade (5), a boring blade (6), and a double chamfering blade (7), wherein the tool holder (3) is connected to the tool body (2) via the top screw (4), the facing blade (5) is connected to the tool holder (3), and the boring blade (6) and the double chamfering blade (7) are respectively connected to the front of the tool body (2), and the boring blade (6), the double chamfering blade (7), and the facing blade (5) are arranged in sequence from front to back.

2. A diesel engine casing oil port machining composite tool according to claim 1, characterized in that: The top screw (4) is an adjustable top screw.

3. A diesel engine casing oil port machining composite tool according to claim 1, characterized in that: It also comprises a knife handle, to which the rear end of the knife body (2) is connected.

4. A diesel engine casing oil port machining composite tool according to claim 1, characterized in that: The boring blade (6) is located at the front end of the oil port, the double chamfering blade (7) is located at the rear end of the oil port, and the countersinking blade (5) is located at the outer side of the rear end of the oil port.

5. A diesel engine casing oil port machining composite tool according to claim 1, characterized in that: The double-chamfered blade (7) is provided with two chamfered arc surfaces.

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