CN211965963U

CN211965963U - Lathe tool convenient to change tool bit

Info

Publication number: CN211965963U
Application number: CN202020054835.6U
Authority: CN
Inventors: 庞梅华; 廖贵华
Original assignee: Tianjin Technology Co ltd
Current assignee: Tianjin Technology Co ltd
Priority date: 2020-01-12
Filing date: 2020-01-12
Publication date: 2020-11-20
Anticipated expiration: 2030-01-12

Abstract

The utility model discloses a lathe tool convenient to change tool bit, including blade, blade and fixed block, the mounting groove has been seted up to the tip of blade, the blade passes through nut and screw hole swing joint, the standing groove has been seted up in the fixed block, fixedly connected with threaded rod in the second bearing, swing joint has the thread piece on the threaded rod, the side fixedly connected with stripper plate of thread piece. This lathe cutter convenient to change tool bit is provided with the spacing groove, first bearing, bracing piece and gag lever post, and the shape of spacing groove and gag lever post is T shape, at first insert the bracing piece in the first bearing, then can rotatory tool bit through the effect of first bearing and bracing piece, make the gag lever post be connected with the spacing groove cooperation, the installation flow has been simplified, make the tool bit be convenient for install and dismantle, and because the shape of mounting groove and tool bit is circular-arcly, can adjust the angle of blade through the effect of gag lever post and spacing groove, the efficiency of cutting the work piece has been improved.

Description

Lathe tool convenient to change tool bit

Technical Field

The utility model relates to a lathe tool technical field specifically is a lathe tool convenient to change tool bit.

Background

A lathe tool is a tool for turning having a cutting portion. Lathe tools are one of the most widely used tools for machining. The working portion of the lathe tool is the portion that generates and processes chips, including the cutting edge, etc. The lathe tool is arranged on various lathes and is used for processing an excircle, an inner hole, an end face, a thread, a groove and the like.

Lathe tool is after using a period, and the cutting edge part wearing and tearing of blade are more serious, need change the tool bit, then grind the back again with the cutting edge part of blade, just can put into use, and current lathe tool has the process of changing the tool bit excessively loaded down with trivial details, and mounting structure is comparatively complicated, is not convenient for fix, the short scheduling problem in tool life

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lathe cutter convenient to change tool bit to solve the process that the lathe cutter on the existing market that above-mentioned background art provided had the change tool bit too loaded down with trivial details, mounting structure is comparatively complicated, is not convenient for fix, the short scheduling problem of cutter life-span.

In order to achieve the above object, the utility model provides a following technical scheme: a lathe cutter convenient for replacing a cutter head comprises a cutter body, a blade and a fixed block, wherein the end part of the cutter body is provided with a mounting groove, the side wall of the mounting groove is provided with a limit groove, a first bearing is fixedly arranged in the bottom surface of the mounting groove, a support rod is fixedly connected in the first bearing, the top end of the support rod is fixedly connected with the cutter head, the side surface of the cutter head is fixedly connected with the limit rod, wherein,

the utility model discloses a cutting tool, including tool bit, blade, fixed block, standing groove, nut, threaded hole swing joint, the top of tool bit is inside to be seted up threaded hole, the blade passes through nut and threaded hole swing joint, set up the standing groove in the fixed block, fixedly connected with second bearing on the inside bottom surface of standing groove, fixedly connected with threaded rod in the second bearing, the top fixedly connected with knob of threaded rod, swing joint has the thread piece on the threaded rod, the side fixedly connected with stripper plate of thread piece.

Preferably, the mounting groove is circular-arc with the shape of tool bit, the shape of blade is the four sides rhombus, and the cutting edge part of blade is equipped with graphite alkene layer.

Preferably, the limiting groove and the limiting rod are both T-shaped, and the limiting rod and the limiting groove are movably connected to form an adjusting structure together with the cutter head.

Preferably, the threaded holes and the nuts are equidistantly provided with two groups, and each group of threaded holes and each group of nuts are positioned on the same straight line in the vertical direction.

Preferably, the width of the placing groove is equal to the width of the pressing plate, and the height of the pressing plate passing through the placing groove part is equal to the height of the second bearing.

Preferably, the threaded rod, the knob, the threaded block and the extrusion plate form a fixed structure.

Compared with the prior art, the beneficial effects of the utility model are that: this lathe tool convenient to change tool bit:

1. the tool bit is provided with a limiting groove, a first bearing, a supporting rod and a limiting rod, wherein the limiting groove and the limiting rod are in a T shape, the supporting rod is inserted into the first bearing, and then the tool bit can be rotated under the action of the first bearing and the supporting rod, so that the limiting rod is in fit connection with the limiting groove, the installation process is simplified, the tool bit is convenient to install and detach, and the angle of the blade can be adjusted under the action of the limiting rod and the limiting groove due to the fact that the installation groove and the tool bit are in the arc shapes, and the efficiency of cutting a workpiece is improved;

2. the blade is arranged, the blade part of the blade is provided with a graphene layer, graphene is the thinnest and hardest material in the nature, the hardness and the thermal wear resistance of the blade can be effectively increased, the service life of the blade is prolonged from the aspect of materials, after one side of the blade is worn, the nut is unscrewed through the threaded hole, and as the blade is in a quadrilateral rhombus shape, the blade can be rotated, the blade tip which is not dull-ground can be used, the nut is screwed, the blade is fixed on the cutter head, the cutter is continued, and the service life of the blade is prolonged from the other side;

3. be provided with the fixed block, the standing groove, the second bearing, the threaded rod, the knob, screw thread piece and stripper plate, and the width of standing groove equals with the width of stripper plate, the stripper plate passes the height that places the groove part and equals with the height of second bearing, after the tool bit installation was accomplished, clockwise rotation knob, the knob passes through the rotatory threaded rod of second bearing, the threaded rod makes the stripper plate downstream through the screw thread piece at rotatory in-process, thereby it is fixed with the tool bit to make the blade fixed, anticlockwise rotation knob can when the tool bit needs to be changed, be convenient for change the tool bit.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the cutter head and the cutter blade of the present invention;

fig. 3 is a schematic view of the fixing block structure of the present invention.

In the figure: 1. a blade body; 2. mounting grooves; 3. a limiting groove; 4. a first bearing; 5. a support bar; 6. a cutter head; 7. a limiting rod; 8. a threaded hole; 9. a blade; 10. a nut; 11. a fixed block; 12. a placement groove; 13. a second bearing; 14. a threaded rod; 15. a knob; 16. a thread block; 17. and (5) pressing the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a lathe cutter convenient for replacing a cutter head comprises a cutter body 1, a mounting groove 2, a limiting groove 3, a first bearing 4, a support rod 5, a cutter head 6, a limiting rod 7, a threaded hole 8, a blade 9, a nut 10, a fixing block 11, a placing groove 12, a second bearing 13, a threaded rod 14, a knob 15, a threaded block 16 and an extrusion plate 17, wherein the mounting groove 2 is formed in the end part of the cutter body 1, the mounting groove 2 and the cutter head 6 are both arc-shaped, the position of the cutter head 6 is convenient to adjust, the limiting groove 3 is formed in the side wall of the mounting groove 2, the first bearing 4 is fixedly mounted in the bottom surface of the mounting groove 2, the support rod 5 is fixedly connected in the first bearing 4, the cutter head 6 is fixedly connected at the top end of the support rod 5, the limiting rod 7 is fixedly connected to the side surface of the cutter head 6, the limiting groove 3 and the limiting rod 7 are both T-shaped, and the limiting rod 7 and, it is convenient to mount the cutter head 6, wherein,

the utility model discloses a cutter head, including the tool bit 6, the top inside of tool bit 6 is seted up threaded hole 8, blade 9 passes through nut 10 and threaded hole 8 swing joint, threaded hole 8 and nut 10 equidistance are seted up two sets ofly, and each set of threaded hole 8 is located same straight line with nut 10 on vertical direction, and nut 10 is connected with threaded hole 8 convenient for, prevents the dislocation, makes tool bit 6 and blade 9 be connected more stably simultaneously, the shape of blade 9 is four sides rhombus, and the cutting edge part of blade 9 is equipped with graphite alkene layer, is convenient for improve the working life of blade 9, set block 11 is seted up standing groove 12, fixedly connected with second bearing 13 on the inside bottom surface of standing groove 12, fixedly connected with threaded rod 14 in second bearing 13, the top fixedly connected with knob 15 of threaded rod 14, swing joint has thread piece 16 on threaded rod 14, the side fixedly connected with stripper plate 17 of thread piece 16, the width of standing groove 12 equals with stripper plate 17's width, prevents that stripper plate 17 from rocking about when the downstream, leads to fixed insecure, and stripper plate 17 passes standing groove 12 partial height and the highly equal of second bearing 13, prevents that stripper plate 17's height from crossing lowly, leads to stripper plate 17 to be unable to fix between tool bit 6 and the blade 1.

The working principle is as follows: when the lathe tool convenient for replacing the tool bit is used, the device is simply known, firstly, the supporting rod 5 is inserted into the first bearing 4, then the tool bit 6 can be rotated through the action of the first bearing 4 and the supporting rod 5, the limiting rod 7 is matched and connected with the limiting groove 3, the installation process is simplified, the tool bit 6 is convenient to install and disassemble, in addition, as the shapes of the installation groove 2 and the tool bit 6 are both arc-shaped, the angle of the blade 9 can be adjusted through the action of the limiting rod 7 and the limiting groove 3, the efficiency of cutting a workpiece is improved, then, after the tool bit 6 is installed, the knob 15 is rotated clockwise, the knob 15 rotates the threaded rod 14 through the second bearing 13, the extrusion plate 17 is moved downwards through the threaded block 16 in the rotating process of the threaded rod 14, so that the tool bit 1 and the tool bit 6 are fixed, when the tool bit 6 needs to be replaced, the knob 15 can be rotated, it changes tool bit 6 to be convenient for change, and finally, the cutting edge part of blade 9 is equipped with graphite alkene layer, graphite alkene is the thinnest and the hardest material in nature, can effectively increase the hardness and the thermal wear resistance of blade 9, improve the working life of blade 9 in the aspect of the material, after one side wearing and tearing of blade 9, through screw hole 8 unscrewing nut 10, because the shape of blade 9 is four sides rhombus, rotatory blade 9, alright use the not dull-edged prong in addition, screw nut 10, make blade 9 fix on tool bit 6, continue the cutting work, improve the working life of blade 9 from the other side, the content that does not make detailed description in this description belongs to the well-known prior art of the professional skilled in the art in this field.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a lathe tool convenient to change tool bit, includes blade (1), blade (9) and fixed block (11), its characterized in that: the end part of the knife body (1) is provided with a mounting groove (2), the side wall of the mounting groove (2) is provided with a limiting groove (3), the bottom surface of the mounting groove (2) is internally and fixedly provided with a first bearing (4), the first bearing (4) is internally and fixedly connected with a support rod (5), the top end of the support rod (5) is fixedly connected with a knife head (6), the side surface of the knife head (6) is fixedly connected with a limiting rod (7), wherein,

the utility model discloses a cutter head, including tool bit (6), top inside set up threaded hole (8), blade (9) are through nut (10) and threaded hole (8) swing joint, set up standing groove (12) in fixed block (11), fixedly connected with second bearing (13) on the inside bottom surface of standing groove (12), fixedly connected with threaded rod (14) in second bearing (13), top fixedly connected with knob (15) of threaded rod (14), swing joint has thread piece (16) on threaded rod (14), the side fixedly connected with stripper plate (17) of thread piece (16).

2. The lathe tool for facilitating bit replacement as set forth in claim 1, wherein: the mounting groove (2) and the tool bit (6) are arc-shaped, the blade (9) is in a diamond shape with four sides, and the blade part of the blade (9) is provided with a graphene layer.

3. The lathe tool for facilitating bit replacement as set forth in claim 1, wherein: the limiting groove (3) and the limiting rod (7) are both T-shaped, and the limiting rod (7) and the limiting groove (3) are movably connected to form an adjusting structure together with the cutter head (6).

4. The lathe tool for facilitating bit replacement as set forth in claim 1, wherein: two groups of threaded holes (8) and nuts (10) are arranged at equal intervals, and each group of threaded holes (8) and each group of nuts (10) are positioned on the same straight line in the vertical direction.

5. The lathe tool for facilitating bit replacement as set forth in claim 1, wherein: the width of the placing groove (12) is equal to that of the extrusion plate (17), and the height of the extrusion plate (17) penetrating through the placing groove (12) is equal to that of the second bearing (13).

6. The lathe tool for facilitating bit replacement as set forth in claim 1, wherein: the threaded rod (14), the knob (15), the threaded block (16) and the extrusion plate (17) form a fixed structure.