Cutter polishing device

Abstract

The utility model relates to the technical field of numerical control lathes, in particular to a cutter polishing device which comprises a device shell, an arc-shaped sliding groove is formed in the upper end of the device shell, and the arc-shaped sliding groove is in an arc shape along the surface of the device shell. The polishing mechanism is arranged in the device shell, and the surface of the polishing mechanism extends to the outside of the device shell; the polishing mechanism comprises an angle adjusting assembly arranged on one side of the device shell. According to the cutter polishing device, under the action of the angle adjusting assembly, polishing angle adjusting operation can be carried out on the servo motor in the working state, through the self-locking performance of the worm and the worm gear, the servo motor can form relatively stable polishing work in the working process, and therefore in existing polishing operation, the polishing efficiency is improved. And the polishing angle can be adjusted according to the actual polishing effect, so that the working efficiency of the polishing cutter is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of numerically controlled lathes, in particular to a tool polishing device. Background Art

[0002] Cutting tools are tools used for cutting in mechanical manufacturing. Most of the tools are used with machines. They are mainly used for cutting the inner and outer cylindrical surfaces of shaft parts or disc parts, the inner and outer conical surfaces of any cone angle, etc., and can perform grooving, drilling, reaming, reaming and boring. The tools are installed on CNC lathes to achieve equipment processing. During the processing of the tools, grinding devices are often used to grind and polish the surface of the tools.

[0003] After searching the prior art, "a polishing device for CNC lathe tools" was found with the announcement number "CN210550298U". This device is convenient for fixing the tools, thereby making it easier for people to polish the tools. However, during processing, the tool head needs to gradually adjust the angle to maintain the polishing effect, which will affect the work efficiency of tool polishing.

[0004] Therefore, a tool polishing device is proposed to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a tool polishing device in order to solve the above problems, thereby improving the problem that the angle needs to be adjusted gradually to maintain the polishing effect, which will affect the working efficiency of the tool polishing.

[0006] The utility model achieves the above-mentioned purpose through the following technical scheme, a tool polishing device, comprising: a device shell, an arc-shaped slide groove is opened at the upper end of the device shell, and the arc-shaped slide groove is arc-shaped along the surface of the device shell; a polishing mechanism, the polishing mechanism is arranged inside the device shell, and the surface of the polishing mechanism extends to the outside of the device shell; wherein, the polishing mechanism includes an angle adjustment component arranged on one side of the device shell, the surface of the angle adjustment component penetrates into the inside of the device shell and extends to the upper end of the device shell, a servo motor is installed at the upper end of the angle adjustment component, the output shaft of the servo motor penetrates into the inside of the device shell and is connected to a polishing wheel, and a height adjustment component is arranged below the servo motor, and the height adjustment component is installed on the surface of the device shell.

[0007] Preferably, the angle adjustment assembly includes a protective shell fixedly connected to one side of the device shell, the interior of the protective shell is connected to a connecting shaft, one end of the connecting shaft passes through the interior of the device shell and is fixedly connected to a connecting frame, the upper end of the connecting frame is fixedly connected to an arc-shaped sliding block, the arc-shaped sliding block is slidably connected to the inner wall of the arc-shaped slide groove, the servo motor is fixedly connected to the upper end of the arc-shaped sliding block, the connecting shaft drives the connecting frame to follow and rotate synchronously, and the arc-shaped movement of the connecting frame drives the arc-shaped sliding block to slide in an arc trajectory on the inner wall of the arc-shaped slide groove.

[0008] Preferably, the height adjustment assembly includes a slide arranged at the lower end of the polishing wheel and a sliding guide rod fixedly connected to the inner wall of the device shell, the slide is fixedly connected to a sliding frame near the lower end of the sliding guide rod, the sliding frame is slidably connected to the surface of the sliding guide rod, the upper end of the slide is slidably connected to a fixed seat, the lower end of the device shell is fixedly connected to an electro-hydraulic push rod, the telescopic end of the electro-hydraulic push rod is fixedly connected to the lower end of the slide, driving the two electro-hydraulic push rods to drive the slide to follow and move upward, wherein the slide rises and drives the sliding frame to follow and slide along the sliding guide rod.

[0009] Preferably, the inner wall of the protective shell is rotatably connected to a rotating shaft, a worm is fixedly connected to the surface of the rotating shaft, one end of the rotating shaft passes through the outside of the protective shell and is fixedly connected to a handwheel, and the handwheel is manually turned so that the rotating shaft drives the worm to rotate synchronously.

[0010] Preferably, a worm wheel is fixedly connected to one end of the connecting shaft away from the connecting frame, and the worm wheel is meshingly connected to the worm. When the lead angle of the worm is smaller than the equivalent friction angle between the meshing gear teeth, the mechanism has self-locking properties and can achieve reverse self-locking, that is, the worm wheel can only be driven by the worm, but the worm wheel cannot drive the worm.

[0011] Preferably, two threaded holes are provided on the upper surface of the fixing seat, and the inner walls of the threaded holes are threadedly connected with positioning bolts, wherein the lower end of the fixing seat does not contact the inner bottom wall of the slideway.

[0012] Preferably, the lower end of the positioning bolt passes through the bottom of the fixing seat, and the lower end of the positioning bolt contacts the inner bottom wall of the slide. The positioning bolt knob cooperates with the threaded hole to move vertically. After adjusting the position, the lower end of the positioning bolt can be pressed against the inner bottom wall of the slide with pressure, so that the position of the fixing seat will not be easily displaced.

[0013] The beneficial effects of the utility model are:

[0014] 1. The tool polishing device can adjust the polishing angle of the servo motor in the working state under the action of the angle adjustment component. The self-locking property of the worm and the worm wheel can make the servo motor form a relatively stable polishing operation during operation, so that in the existing polishing operation, the polishing angle can be adjusted according to the actual polishing effect, thereby improving the working efficiency of the polishing tool.

[0015] 2. By setting up a height adjustment component, the polishing height of tools of different lengths can be adjusted under the action of the height adjustment component. The device drives the fixed seat to follow the vertical position adjustment through the guidance of the electro-hydraulic push rod and the sliding guide rod. The positioning bolt can position the fixed seat on the slide, thereby ensuring the stability of polishing and maintaining work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the polishing mechanism structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the exploded structure of the angle adjustment component of the utility model;

[0019] Figure 4 This is a schematic diagram of the internal structure of the protective shell of the utility model;

[0020] Figure 5 This is an exploded view of the height adjustment component of the utility model;

[0021] Figure 6 This is a partial exploded cross-sectional view of the height adjustment component of the utility model.

[0022] In the figure: 1. device housing; 2. arc-shaped slide groove; 3. polishing mechanism; 31. angle adjustment component; 311. protective shell; 312. connecting shaft; 313. connecting frame; 314. arc-shaped sliding block; 315. rotating shaft; 316. worm; 317. worm wheel; 318. hand wheel; 32. height adjustment component; 321. slideway; 322. sliding frame; 323. sliding guide rod; 324. electro-hydraulic push rod; 325. fixing seat; 326. threaded hole; 327. positioning bolt; 33. servo motor; 331. polishing wheel. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] When implementing: Figure 1-6 As shown, a tool polishing device comprises: a device housing 1, an arc-shaped slide groove 2 is opened at the upper end of the device housing 1, and the arc-shaped slide groove 2 is arc-shaped along the surface of the device housing 1; a polishing mechanism 3, the polishing mechanism 3 is arranged inside the device housing 1, and the surface of the polishing mechanism 3 extends to the outside of the device housing 1; wherein the polishing mechanism 3 comprises an angle adjustment component 31 arranged on one side of the device housing 1, the surface of the angle adjustment component 31 penetrates into the inside of the device housing 1 and extends to the upper end of the device housing 1, a servo motor 33 is installed at the upper end of the angle adjustment component 31, the output shaft of the servo motor 33 penetrates into the inside of the device housing 1 and is connected to a polishing wheel 331, and a height adjustment component 32 is arranged below the servo motor 33, and the height adjustment component 32 is installed on the surface of the device housing 1;

[0025] like Figure 1-Figure 4 As shown, the angle adjustment assembly 31 includes a protective shell 311 fixedly connected to one side of the device housing 1, the interior of the protective shell 311 is connected with a connecting shaft 312, one end of the connecting shaft 312 penetrates into the interior of the device housing 1 and is fixedly connected with a connecting frame 313, the upper end of the connecting frame 313 is fixedly connected with an arc-shaped sliding block 314, the arc-shaped sliding block 314 is slidably connected to the inner wall of the arc-shaped slide groove 2, the servo motor 33 is fixedly connected to the upper end of the arc-shaped sliding block 314, the inner wall of the protective shell 311 is rotatably connected with a rotating shaft 315, the surface of the rotating shaft 315 is fixedly connected with a worm 316, one end of the rotating shaft 315 penetrates to the outside of the protective shell 311 and is fixedly connected with a hand wheel 318, and the end of the connecting shaft 312 away from the connecting frame 313 is fixedly connected with a worm gear 317, and the worm gear 317 is meshed with the worm gear 316;

[0026] During use, the hand wheel 318 can be manually operated so that when the hand wheel 318 rotates, the rotating shaft 315 is driven to rotate accordingly, and then the worm 316 is driven to rotate synchronously with the rotating shaft 315. At this time, the worm 316 drives the worm wheel 317 to rotate accordingly, and at this time, the worm wheel 317 drives the connecting frame 313 to rotate accordingly through the connecting shaft 312, and the connecting frame 313 performs arc motion to drive the arc sliding block 314 to slide along an arc track on the inner wall of the arc sliding groove 2, thereby driving the servo motor 33 to follow the movement;

[0027] like Figure 1, Figure 2 , Figure 5 and Figure 6 As shown, the height adjustment component 32 includes a slideway 321 arranged at the lower end of the polishing wheel 331 and a sliding guide rod 323 fixedly connected to the inner wall of the device housing 1, the slideway 321 is fixedly connected with a sliding frame 322 near the lower end of the sliding guide rod 323, the sliding frame 322 is slidably connected to the surface of the sliding guide rod 323, the upper end of the slideway 321 is slidably connected with a fixing seat 325, the upper end of the surface of the fixing seat 325 is provided with two threaded holes 326, the inner wall of the threaded hole 326 is threadedly connected with a positioning bolt 327, the lower end of the positioning bolt 327 passes through the bottom of the fixing seat 325, the lower end of the positioning bolt 327 contacts the inner bottom wall of the slideway 321, the lower end of the device housing 1 is fixedly connected with an electro-hydraulic push rod 324, and the telescopic end of the electro-hydraulic push rod 324 is fixedly connected to the lower end of the slideway 321;

[0028] The tool is installed in the fixed seat 325, and the two electro-hydraulic push rods 324 are driven to drive the slide 321 to move upward. When the slide 321 rises, it drives the sliding frame 322 to slide on the sliding guide rod 323. When the fixed seat 325 slides horizontally on the slide 321, it can move vertically through the positioning bolt 327 knob and the threaded hole 326. After adjusting the position, the lower end of the positioning bolt 327 can be pressed against the inner bottom wall of the slide 321 with pressure, so that the position of the fixed seat 325 will not be easily displaced.

[0029] When the utility model is in use, the tool is installed in the fixed seat 325, and the two electro-hydraulic push rods 324 are driven to drive the slide 321 to move upward, and the slide 321 drives the sliding frame 322 to slide on the surface of the sliding guide rod 323. When the fixed seat 325 slides horizontally on the slide 321, the knob positioning bolt 327 contacts the inner bottom wall of the slide 321, and the servo motor 33 is driven to drive the polishing wheel 331 to perform polishing work. The hand wheel 318 is manually rotated to make the rotating shaft 315 drive the worm 316 to rotate synchronously, and the worm 316 drives the worm wheel 317 to rotate accordingly. The worm wheel 317 drives the connecting frame 313 to rotate synchronously through the connecting shaft 312, and the arc movement of the connecting frame 313 drives the arc sliding block 314 to slide on the arc track of the inner wall of the arc slide groove 2, so that the polishing wheel 331 can be adjusted.

[0030] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A tool polishing device, characterized in that: include: A device housing (1), wherein an arc-shaped slide groove (2) is provided at the upper end of the device housing (1), and the arc-shaped slide groove (2) is arc-shaped along the surface of the device housing (1); A polishing mechanism (3), wherein the polishing mechanism (3) is arranged inside the device housing (1), and the surface of the polishing mechanism (3) extends to the outside of the device housing (1); The polishing mechanism (3) comprises an angle adjustment component (31) arranged on one side of the device housing (1); the surface of the angle adjustment component (31) penetrates into the interior of the device housing (1) and extends to the upper end of the device housing (1); a servo motor (33) is installed at the upper end of the angle adjustment component (31); the output shaft of the servo motor (33) penetrates into the interior of the device housing (1) and is connected to a polishing wheel (331); a height adjustment component (32) is arranged below the servo motor (33); and the height adjustment component (32) is installed on the surface of the device housing (1).

2. A tool polishing device according to claim 1, characterized in that: The angle adjustment assembly (31) comprises a protective shell (311) fixedly connected to one side of the device housing (1); a connecting shaft (312) is connected to the interior of the protective shell (311); one end of the connecting shaft (312) penetrates into the interior of the device housing (1) and is fixedly connected to a connecting frame (313); an arc-shaped sliding block (314) is fixedly connected to the upper end of the connecting frame (313); the arc-shaped sliding block (314) is slidably connected to the inner wall of the arc-shaped sliding groove (2); and the servo motor (33) is fixedly connected to the upper end of the arc-shaped sliding block (314).

3. A tool polishing device according to claim 1, characterized in that: The height adjustment assembly (32) comprises a slideway (321) arranged at the lower end of the polishing wheel (331) and a sliding guide rod (323) fixedly connected to the inner wall of the device housing (1); a sliding frame (322) is fixedly connected to the lower end of the slideway (321) close to the sliding guide rod (323); the sliding frame (322) is slidably connected to the surface of the sliding guide rod (323); and a fixed seat (325) is slidably connected to the upper end of the slideway (321).

4. A tool polishing device according to claim 2, characterized in that: The inner wall of the protective shell (311) is rotatably connected to a rotating shaft (315), the surface of the rotating shaft (315) is fixedly connected to a worm (316), and one end of the rotating shaft (315) passes through the outside of the protective shell (311) and is fixedly connected to a hand wheel (318).

5. A tool polishing device according to claim 4, characterized in that: One end of the connecting shaft (312) away from the connecting frame (313) is fixedly connected with a worm gear (317), and the worm gear (317) is meshingly connected with the worm (316).

6. A tool polishing device according to claim 3, characterized in that: Two threaded holes (326) are provided on the upper surface of the fixing seat (325), and the inner walls of the threaded holes (326) are threadedly connected with positioning bolts (327).

7. A tool polishing device according to claim 6, characterized in that: The lower end of the positioning bolt (327) passes through the bottom of the fixing seat (325), and the lower end of the positioning bolt (327) contacts the inner bottom wall of the slideway (321).

8. A tool polishing device according to claim 3, characterized in that: The lower end of the device housing (1) is fixedly connected to an electro-hydraulic push rod (324), and the telescopic end of the electro-hydraulic push rod (324) is fixedly connected to the lower end of the slideway (321).

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