CN215237900U

CN215237900U - Efficient turning tool for crankshaft fan plate

Info

Publication number: CN215237900U
Application number: CN202121617257.3U
Authority: CN
Inventors: 薛飞; 王鸣; 李春雷
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-16
Filing date: 2021-07-16
Publication date: 2021-12-21
Anticipated expiration: 2031-07-16

Abstract

The utility model provides a high-efficient lathe tool of bent axle fan board relates to machining technical field, including cutter and blade disc, the blade disc includes the base member, the outside fixedly connected with ring piece of base member, the even fixed mounting in the outside of ring piece has the tool rest, the cutter includes handle of a knife and tool bit. The utility model discloses, through the cutter that sets up, the rhombus blade can use 100 degrees obtuse angle sides when the cutting, because the blade disc is interrupted cutting, the rhombus blade changes into 100 degrees cutting ends from the 80 degrees cutting ends that originally used, and intensity, thermal diffusivity and the shock resistance of knife tip all obtain improving, still make processingquality improve. Meanwhile, after the 80-degree cutting end of the rhombic blade is worn, the 100-degree cutting end of the rhombic blade can still be used for cutting, the utilization rate of the rhombic blade is improved, the cutting cost is reduced, the worn blade is convenient to replace, and the cutter is simple to manufacture and maintain.

Description

Efficient turning tool for crankshaft fan plate

Technical Field

The utility model relates to the technical field of machining, especially, relate to a high-efficient lathe tool of bent axle sector board.

Background

The crankshaft AF20 is a process of rough turning of a crankshaft main journal, and a CNMT120612 insert is used to turn a profile of each step of the main journal.

In the prior art, for example, Chinese patent numbers are: 201711079310.7's "bent axle connecting rod fan plate double knives turning cutter", wherein, the knife rest is connected with the lathe tool mounting bracket on the lathe, the knife rest is platelike structure, be provided with the connecting block of being connected usefulness with the lathe tool mounting bracket on the lathe on it, be provided with the lathe tool mounting groove on platelike structure's the knife rest, be provided with the supporting shoe in the mounting groove, the supporting shoe supports the cutter arbor, be provided with the briquetting on the knife rest, closing device drives the briquetting and compresses tightly the cutter arbor, realize the fixed of cutter arbor and knife rest, be provided with the tool bit on the cutter arbor, the quantity of cutter arbor is two, two tool bits are towards the both sides of knife rest respectively. The invention can simultaneously carry out turning processing on two opposite surfaces of two adjacent crankshaft connecting rod fan plates, thereby effectively improving the crankshaft processing production efficiency, simultaneously ensuring the size consistency of the opening of the crankshaft connecting rod fan plates and ensuring the quality of processed products

However, the existing processing scheme has the following problems:

1. the cutter block is designed in a diamond shape and is divided into 80-degree cutter points and 100-degree cutter points, and the existing cutter block can only use 80-degree cutter points when being processed, so that the cutter is required to be replaced when only 80-degree cutter points on the cutter are worn and the 100-degree cutter points on the cutter are not effectively utilized, and the problem of cutter waste exists.

2. The machining of the fan plate belongs to intermittent machining, the cutter on the fan plate impacts a workpiece, the strength of the 80-degree cutter point is insufficient, and the cutter point is easily damaged in impact when the 80-degree cutter point fan plate is used for machining.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art, and can be used.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a high-efficient lathe tool of bent axle fan board, includes cutter and blade disc, the blade disc includes the base member, the jack has been seted up in the axle center department of base member, just the outside fixedly connected with ring piece of base member, the even fixed mounting in the outside of ring piece has the tool post, the cutter includes handle of a knife and tool bit, the blade groove has been seted up to front end one side of handle of a knife, the inside in blade groove is provided with the tool bit, the mounting hole has been seted up to one side that the blade groove is close to the handle of a knife, the one end fixed mounting of mounting hole has the rhombus blade, just the outer wall of rhombus blade and the inner wall fixed mounting in blade groove, the fixed orifices has been seted up in the top axle center department of handle of a knife, the tool post is kept away from the even fixed mounting in one end of base member axle center department and has the one end of fixed orifices.

Preferably, an obtuse-angle tool is fixedly mounted at one end, far away from the axis of the base body, of the tool table between every two fixing holes.

Preferably, the obtuse angle cutter comprises a cutter bar, the front end of the cutter bar is fixedly connected with an end head, and a blunt cutter groove is formed in one side of the end head.

Preferably, one side of the cutter bar is fixedly connected with one end of the cutter table far away from the axis of the base body.

Preferably, the inner wall of the blunt knife groove is fixedly provided with an obtuse-angle blade.

Preferably, the top of the knife handle is symmetrically and fixedly connected with anti-skidding blocks, and the opening angle of the blade groove is one hundred degrees.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. the utility model discloses in, through the cutter that sets up, the rhombus blade that has realized the cutter outside is along with rotatory and machined part outer wall smear metal, and what the rhombus blade used during the cutting is 100 degrees obtuse angle sides, because the blade disc is interrupted cutting, has the cutter to receive the impact phenomenon, and the rhombus blade changes into 100 degrees cutting ends from the 80 degrees cutting ends that originally used, and the intensity, thermal diffusivity and the shock resistance of knife tip all obtain improving, still make processingquality improve.

2. The utility model discloses in, through the cutter that sets up, realized when the 80 degrees cutting ends losses of rhombus blade back, still can carry out the smear metal operation with using 100 degrees cutting ends of rhombus blade, promoted the utilization ratio of rhombus blade, reduced the cost of chip processing, simultaneously, be convenient for change the blade after wearing and tearing, and the cutter is made and is maintained simply.

Drawings

Fig. 1 is a perspective view of the high-efficiency turning tool for the crankshaft fan plate of the present invention;

fig. 2 is a front view of the high-efficiency turning tool of the crankshaft sector plate provided by the utility model;

fig. 3 is an enlarged view of a portion a in fig. 2.

FIG. 4 is a schematic view of an obtuse angle tool structure of a high-efficiency turning tool for a crankshaft fan plate according to the present invention;

fig. 5 is a schematic view of a tool structure of a high-efficiency turning tool for a crankshaft fan plate according to the present invention;

fig. 6 is the utility model provides a contrast schematic diagram when the cutter of the high-efficient lathe tool of bent axle fan board cuts with current cutter.

Illustration of the drawings:

1. a cutter head; 2. a cutter; 13. a substrate; 10. a ring member; 11. a tool post; 20. a knife handle; 21. a cutter head; 22. an insert pocket; 23. mounting holes; 4. a diamond-shaped blade; 24. a fixing hole; 3. an obtuse angle cutter; 30. a cutter bar; 31. a tip; 33. a blunt knife slot; 34. an obtuse-angle blade; 25. and (4) anti-skid blocks.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Embodiment 1, as shown in fig. 1, fig. 2, fig. 5 and fig. 6, the present invention provides a high-efficiency turning tool for a crankshaft fan plate, which includes a tool 2 and a tool pan 1, the tool pan 1 includes a base 13, a socket 14 is provided at an axial center of the base 13, and the outer side of the base body 13 is fixedly connected with a ring member 10, the outer side of the ring member 10 is uniformly and fixedly provided with a cutter table 11, the cutter 2 comprises a cutter handle 20 and a cutter head 21, one side of the front end of the cutter handle 20 is provided with a blade groove 22, the cutter head 21 is arranged inside the blade groove 22, the opening angle of the blade groove 22 is one hundred degrees, one side of the blade groove 22 close to the cutter handle 20 is provided with a mounting hole 23, one end of the mounting hole 23 is fixedly provided with a rhombic blade 4, and the outer wall of the rhombic blade 4 and the inner wall of the blade groove 22 are fixedly installed, a fixing hole 24 is formed in the top axle center of the cutter handle 20, and one end, far away from the axle center of the base body 13, of the cutter table 11 is uniformly and fixedly installed with one end of the fixing hole 24.

The effect that its whole embodiment 1 reached is, install the 100 degrees obtuse angles of rhombus blade 4 in the blade groove 22 of cutter platform 11 to the outside through the screw, after linking up cutter head 1 with the bent axle through jack 14, when cutter head 1 rotated along with the bent axle, rhombus blade 4 in the cutter 2 outside on cutter platform 11 was along with rotatory and machined part outer wall smear metal, rhombus blade 4 used was 100 degrees obtuse angle side during the cutting, because cutter head 1 is the interrupted cutting, rhombus blade 4 changed into 100 degrees cutting end from the 80 degrees cutting end that originally uses, the intensity of knife tip, thermal diffusivity and shock resistance all obtain improving, not only improve rhombus blade 4's utilization ratio, still make processingquality improve.

In embodiment 2, as shown in fig. 1 to 4, an obtuse-angle tool 3 is fixedly mounted at one end of the tool post 11 between every two fixing holes 24, which is far away from the axis of the base 13, the obtuse-angle tool 3 includes a tool bar 30, one side of the tool bar 30 is fixedly connected with one end of the tool post 11, which is far away from the axis of the base 13, a tip 31 is fixedly connected to the front end of the tool bar 30, a blunt tool groove 33 is formed at one side of the tip 31, and an obtuse-angle blade 34 is fixedly mounted on the inner wall of the blunt tool groove 33.

The effect that its whole embodiment 2 reached is, obtuse angle tool 3 will also follow the saddle 11 rotation, and its obtuse angle blade 34 is to the machined part smear metal, and shock resistance can obtain improving, avoids end 31 to damage because of the impact, and can change obtuse angle blade 34 into the acute angle blade, has practiced thrift the cutter loss when the suitability improves greatly.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a high-efficient lathe tool of bent axle fan board, includes cutter (2) and blade disc (1), blade disc (1) includes base member (13), jack (14) have been seted up in the axle center department of base member (13), just outside fixedly connected with ring (10) of base member (13), the even fixed mounting in the outside of ring (10) has cutter platform (11), its characterized in that: cutter (2) are including handle of a knife (20) and tool bit (21), blade groove (22) have been seted up to front end one side of handle of a knife (20), the inside in blade groove (22) is provided with tool bit (21), mounting hole (23) have been seted up to one side that blade groove (22) are close to handle of a knife (20), the one end fixed mounting of mounting hole (23) has rhombus blade (4), just the inner wall fixed mounting of the outer wall of rhombus blade (4) and blade groove (22), fixed orifices (24) have been seted up to the top axle center department of handle of a knife (20), the even fixed mounting of one end that base member (13) axle center department was kept away from in cutter platform (11) has the one end of fixed orifices (24).

2. The efficient turning tool for the crankshaft sector plate as claimed in claim 1, wherein: an obtuse-angle cutter (3) is fixedly mounted at one end, away from the axis of the base body (13), of the cutter table (11) between every two fixing holes (24).

3. The efficient turning tool for the crankshaft sector plate as claimed in claim 2, wherein: the obtuse angle cutter (3) comprises a cutter bar (30), the front end of the cutter bar (30) is fixedly connected with an end head (31), and a blunt cutter groove (33) is formed in one side of the end head (31).

4. A high efficiency turning tool for a crank fan plate according to claim 3, wherein: one side of the cutter bar (30) is fixedly connected with one end of the cutter table (11) far away from the axis of the base body (13).

5. A high efficiency turning tool for a crank fan plate according to claim 3, wherein: an obtuse angle blade (34) is fixedly arranged on the inner wall of the blunt cutter groove (33).

6. The efficient turning tool for the crankshaft sector plate as claimed in claim 1, wherein: the top of the knife handle (20) is symmetrically and fixedly connected with anti-skidding blocks (25), and the opening angle of the blade groove (22) is one hundred degrees.