Cylindrical turning tool of numerical control lathe

Abstract

The utility model belongs to the technical field of numerical control lathes, and particularly relates to a numerical control lathe outer circle turning tool which comprises a tool handle, clamping plates and a rhombic blade, one end of the tool handle is fixedly connected with a tool bit, the clamping plates are symmetrically arranged on the two sides of the tool bit in an attached mode, and the tops of the clamping plates are fixedly connected with sleeve plates. The clamping plate is movably sleeved with a sleeve rod through a sleeve plate, and the bottom of the sleeve rod is fixedly connected with a second screw. A chip breaker groove is formed in the edge of each clamping plate, a connecting plate is fixedly connected to one side of each clamping plate, a first screw is detachably connected to the position, located at the joint of the connecting plates, of the two clamping plates, and the tool bit is detachably connected with the first screws; according to the utility model, four blades can be respectively mounted in a matched manner through one cutter handle, so that casting resources are saved, a fixing structure is firmer, the chip breaker groove is formed, chips can be broken when a workpiece is machined, an operator does not need to manually grind the chip breaker groove, and time and labor are saved.

Description

Technical Field

[0001] The utility model belongs to the technical field of numerically controlled lathes, and in particular relates to an external cylindrical turning tool for a numerically controlled lathe. Background Art

[0002] A turning tool is a tool with a cutting part used for turning processing. A turning tool is one of the most widely used tools in cutting processing. The work of a turning tool is to process outer circles, inner holes, end faces, threads, grooves, etc. Turning tools can be divided into integral turning tools, welded turning tools, machine-clamped turning tools, indexable turning tools and formed turning tools according to their structure. Among them, the application of indexable turning tools is becoming more and more widespread, and their proportion in turning tools is gradually increasing.

[0003] The prior art external cylindrical turning tool can only install one blade on one tool head. When processing workpieces with different requirements, the blade, tool handle and tool head need to be replaced as a whole. It cannot be flexibly adapted and wastes resources. In addition, the chip breaker groove is not pre-made when the turning tool is manufactured, and the operator needs to sharpen it by himself, which is time-consuming and labor-intensive. Utility Model Content

[0004] The purpose of the utility model is to provide a CNC lathe external cylindrical turning tool, which can be respectively adapted to install four types of blades through a tool handle, saving casting resources, and the fixed structure is more firm and a chip breaker groove is provided, which can break the debris when processing the workpiece, and the operator does not need to manually sharpen the chip breaker groove, saving time and labor.

[0005] The technical solution adopted by the utility model is as follows:

[0006] A cylindrical turning tool for a CNC lathe comprises a tool handle, a clamping plate and a diamond-shaped blade, one end of the tool handle is fixedly connected to a tool head, the clamping plates are symmetrically arranged on both sides of the tool head, the top of the clamping plate is fixedly connected to a sleeve plate, the clamping plate is movably sleeved with a sleeve rod, the bottom of the sleeve rod is fixedly connected to a second screw; a chip breaker groove is provided on the edge of the clamping plate, one side of the clamping plate is fixedly connected to a connecting plate, two clamping plates are detachably connected to a first screw at the common intersection of the connecting plates, and the tool head is detachably connected to the first screw.

[0007] A blade groove 1 is provided on the top of the cutter head.

[0008] A blade groove 2 is provided at the top of the cutter head and located on a side adjacent to the blade groove 1, and a blade groove 3 is provided at the bottom of the cutter head and located below the blade groove 1.

[0009] A blade slot four is provided at the bottom of the knife handle and on a side adjacent to the blade slot three. The diamond-shaped blade is detachably connected to the inner wall of the blade slot two by means of a screw two.

[0010] The screws 2 are arranged as a group, each group consists of four screws, and the blade slot 1 is detachably connected with a square blade via the screws 2.

[0011] The blade slot three is detachably connected with a pentagonal blade by means of screw two.

[0012] The blade slot four is detachably connected with a triangular blade via screw two.

[0013] The technical effect achieved by the utility model is: four blades can be respectively adapted and installed through one tool handle, thus saving casting resources; the fixing structure is more solid and a chip breaker groove is provided, which can break the debris when processing the workpiece, and the operator does not need to manually sharpen the chip breaker groove, thus saving time and labor. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is an overall appearance diagram of the external cylindrical turning tool of a CNC lathe provided in the embodiment of the utility model;

[0015] Figure 2 It is a structural disassembly diagram of the external cylindrical turning tool of a CNC lathe provided in an embodiment of the utility model;

[0016] Figure 3 yes Figure 2 A partial enlarged view of point A in the middle.

[0017] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0018] 1. Knife handle; 101. Knife head; 102. Blade slot one; 103. Blade slot two; 104. Blade slot three; 105. Blade slot four; 2. Clamp; 201. Set plate; 202. Connecting plate; 203. Screw one; 204. Chip breaker groove; 205. Screw two; 206. Set rod; 3. Diamond blade; 301. Square blade; 302. Pentagonal blade; 303. Triangular blade. DETAILED DESCRIPTION

[0019] In order to make the purpose and advantages of the utility model more clear, the utility model is specifically described in combination with the following embodiments. It should be understood that the following text is only used to describe one or several specific implementations of the utility model, and does not strictly limit the protection scope of the specific request of the utility model.

[0020] like Figure 1-3As shown, a CNC lathe external cylindrical turning tool comprises a tool handle 1, a clamping plate 2 and a diamond blade 3, one end of the tool handle 1 is fixedly connected to a tool head 101, a blade slot 102 is provided on the top of the tool head 101, a blade slot 203 is provided on the top of the tool head 101 and located on a side adjacent to the blade slot 102, a blade slot 304 is provided on the bottom of the tool head 101 and located below the blade slot 102, a blade slot 405 is provided on the bottom of the tool handle 1 and located on a side adjacent to the blade slot 304, the diamond blade 3 is detachably connected to the inner wall of the blade slot 203 by means of screws 205, the screws 205 are arranged in a group, and a group consists of four, the blade slot 102 is detachably connected to a square blade 301 by means of screws 205, the blade slot 304 is detachably connected to a pentagonal blade 302 by means of screws 205, and the blade slot 405 is detachably connected to a triangular blade 303 by means of screws 205;

[0021] Refer to the attached Figure 1-3 The splint 2 is symmetrically fitted on both sides of the cutter head 101, the top of the splint 2 is fixedly connected with a sleeve plate 201, the splint 2 is movably sleeved with a sleeve rod 206 through the sleeve plate 201, and the bottom of the sleeve rod 206 is fixedly connected with a screw 205; a chip breaker groove 204 is provided on the edge of the splint 2, and a connecting plate 202 is fixedly connected to one side of the splint 2, and the two splints 2 are detachably connected with a screw 203 at the common intersection of the connecting plate 202, and the cutter head 101 is detachably connected to the screw 203.

[0022] According to the above structure, the blade to be used is placed into the corresponding blade slot. If a diamond blade 3 is needed, the diamond blade 3 is placed into the blade slot 103. If a square blade 301 is needed, the square blade 301 is placed into the blade slot 102. The diamond blade 3 is fixed to the blade slot 103 using the screw 205. Then, a clamping plate 2 is covered on the top of the cutter head 101. The sleeve plate 201 is sleeved on the sleeve rod 206. The other clamping plate 2 is operated in the same way. The two connecting plates 202 are intersected. The screw 1 203 is used to penetrate the two connecting plates. The plate 202 is fixed to the cutter head 101 at the back, so that the clamping plate 2 is fixed on the top of the diamond blade 3 and the cutter head 101, and the diamond blade 3 is further fixed. At this time, the chip breaker groove 204 is also attached to the top of the diamond blade 3. When processing the workpiece, the waste chips cut by the diamond blade 3 are broken. The utility model can respectively adapt and install four blades through a tool handle 1, saving casting resources. The fixed structure is more firm and is provided with a chip breaker groove 204. The chips can be broken when processing the workpiece. The operator does not need to manually sharpen the chip breaker groove 204, saving time and effort.

[0023] The working principle of the utility model is as follows: the blades to be used are placed into the corresponding blade slots. For example, if a diamond blade 3 is needed, the diamond blade 3 is placed into the second blade slot 103; if a square blade 301 is needed, the square blade 301 is placed into the first blade slot 102; the diamond blade 3 is fixed to the second blade slot 103 using the second screw 205; then a splint 2 is covered on the top of the cutter head 101; the sleeve plate 201 is sleeved on the sleeve rod 206; the other splint 2 is operated in the same way, so that the two connecting plates 202 intersect; the screw 1 203 is used to penetrate the two connecting plates 202 and then fixed to the cutter head 101, so that the splint 2 is fixed to the top of the diamond blade 3 and the cutter head 101, and the diamond blade 3 is further fixed. At this time, the chip breaker groove 204 is also attached to the top of the diamond blade 3, and the waste chips cut by the diamond blade 3 are broken when processing the workpiece.

[0024] The above is only a preferred embodiment of the present invention. It should be noted that, for ordinary technicians in the technical field, several improvements and modifications can be made without departing from the principle of the present invention, and these improvements and modifications should also be regarded as the protection scope of the present invention. The structures, devices and operating methods not specifically described and explained in the present invention shall be implemented according to the conventional means in the field unless otherwise specified and limited.

Claims

1. A CNC lathe external cylindrical turning tool, comprising a tool handle (1), a clamping plate (2) and a diamond-shaped blade (3), characterized in that: One end of the tool handle (1) is fixedly connected to a tool head (101), the clamping plate (2) is symmetrically arranged on both sides of the tool head (101), the top of the clamping plate (2) is fixedly connected to a sleeve plate (201), the clamping plate (2) is movably sleeved with a sleeve rod (206) through the sleeve plate (201), and the bottom of the sleeve rod (206) is fixedly connected to a screw 2 (205); a chip breaker groove (204) is provided on the edge of the clamping plate (2), one side of the clamping plate (2) is fixedly connected to a connecting plate (202), and two clamping plates (2) are detachably connected to a screw 1 (203) at a common intersection of the connecting plate (202), and the tool head (101) is detachably connected to the screw 1 (203), and the tool head (101) is detachably connected to the screw 1 (203).

2. The external cylindrical turning tool for a CNC lathe according to claim 1, characterized in that: The top of the cutter head (101) is provided with a blade groove 1 (102).

3. The external cylindrical turning tool for a CNC lathe according to claim 1, characterized in that: A blade groove 2 (103) is provided at the top of the cutter head (101) and located on a side adjacent to the blade groove 1 (102), and a blade groove 3 (104) is provided at the bottom of the cutter head (101) and located below the blade groove 1 (102).

4. The external cylindrical turning tool for a CNC lathe according to claim 3, characterized in that: A blade groove four (105) is provided at the bottom of the knife handle (1) and on a side adjacent to the blade groove three (104), and the diamond-shaped blade (3) is detachably connected to the inner wall of the blade groove two (103) by means of a screw two (205).

5. The external cylindrical turning tool for a CNC lathe according to claim 1, characterized in that: The second screws (205) are arranged in a group of four, and the first blade slot (102) is detachably connected to a square blade (301) via the second screws (205).

6. The external cylindrical turning tool for a CNC lathe according to claim 3, characterized in that: The blade slot three (104) is detachably connected to a pentagonal blade (302) via screw two (205).

7. The external cylindrical turning tool for a CNC lathe according to claim 4, characterized in that: The blade slot four (105) is detachably connected to a triangular blade (303) via a screw two (205).

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