CN219026868U

CN219026868U - Drill bit grinding device for producing PCB drill point steel handle

Info

Publication number: CN219026868U
Application number: CN202223340326.8U
Authority: CN
Inventors: 张磊; 张庆; 葛宁; 王学礼
Original assignee: Huai'an Jinding Tools Co ltd
Current assignee: Huai'an Jinding Tools Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-05-16
Anticipated expiration: 2032-12-12

Abstract

The utility model discloses a drill bit polishing device for producing a steel handle of a PCB drill needle, which comprises a machine body and a polishing structure, wherein the polishing structure is connected with the machine body through a rotating structure, and the rotating structure is used for adjusting the polishing angle of the polishing structure; the polishing structure comprises a motor I and a polishing rod connected to an output shaft of the motor I; the rotating structure comprises a fixed block fixed with the machine body and a rotating block fixed with the motor I, wherein the fixed block is rotationally connected with the rotating block through a connecting piece, and the motor II for driving the rotating block to rotate is arranged on the outer side of the fixed block. According to the utility model, the angle between the polishing structure and the machine body can be adjusted according to actual needs by arranging the rotating structure, so that the angle between the polishing rod and the fixed PCB drill bit is changed, the polishing device is convenient to be applied to polishing PCB drill bits with different shapes, the application range of the whole polishing device is effectively expanded, and the practicability is stronger.

Description

Drill bit grinding device for producing PCB drill point steel handle

Technical Field

The utility model relates to the technical field of drill bit polishing devices, in particular to a drill bit polishing device for producing a steel handle of a PCB drill bit.

Background

The PCB is a short term of a printed circuit board, and before the PCB is configured with electronic components, a plurality of holes are required to be arranged at appropriate positions on the board body at intervals for each electronic component to pass through for positioning. Because the PCB is small in size, the PCB drill needle is required to be used in perforation, the PCB drill needle is a special micro drill bit for drilling a PCB board with the diameter smaller than that of a common milling cutter, and the end part of the PCB drill needle is required to be polished in production and processing.

The prior PCB drill bit polishing device is shown in China patent with the application number of CN201920008547.4, which discloses a drill bit polishing device for producing a steel handle of a PCB drill bit: the polishing machine comprises a machine body, be equipped with the chamber of polishing in the organism, fixedly connected with installation piece on the inner wall in chamber of polishing, be equipped with the cavity in the installation piece, fixedly connected with motor on the inner wall in cavity, the end of motor output shaft runs through the inner wall in cavity and fixed connection mounting panel, the lower extreme of mounting panel is equipped with the polishing head, fixedly connected with fixed column on one side inner wall in chamber of polishing, threaded connection has the cover post on the lateral wall of fixed column, be equipped with the standing groove on the lateral wall that fixed column one end was kept away from to the cover post, equidistant three fixture that is equipped with around standing groove circumference on the cover post, be equipped with the dust collection box in the organism, the dust collection box is equipped with dust collection groove with the inner wall sliding connection in chamber of polishing on the upper end lateral wall of dust collection box.

According to the scheme, although polishing of the PCB drill bit can be achieved, the existing drill bit of the PCB drill bit is divided into multiple shapes, such as a straight shank twist drill bit, a fixed shank shovel drill bit and the like, the angles of the PCB drill bit and a polishing head are relatively fixed, adjustment is inconvenient, multi-angle polishing of the drill bits of different shapes of the PCB drill bit cannot be achieved, and the problem of high use limitation exists.

Therefore, we propose a drill bit polishing device for producing a steel shank of a PCB drill bit to solve the above problems.

Disclosure of Invention

The utility model aims to provide a drill bit polishing device for producing a steel handle of a PCB drill bit, which solves the problems that in the prior polishing equipment of the PCB drill bit provided in the background art, the angles of the PCB drill bit and a polishing head are relatively fixed, the adjustment is inconvenient, the multi-angle polishing of the drill bits with different shapes of the PCB drill bit cannot be realized, and the use limitation is larger.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the drill bit polishing device for producing the steel handle of the PCB drill needle comprises a machine body and a polishing structure, wherein the polishing structure is connected with the machine body through a rotating structure, and the rotating structure is used for adjusting the polishing angle of the polishing structure;

the polishing structure comprises a motor I and a polishing rod connected to an output shaft of the motor I;

the rotating structure comprises a fixed block fixed with the machine body and a rotating block fixed with the motor I, wherein the fixed block is rotationally connected with the rotating block through a connecting piece, and the motor II for driving the rotating block to rotate is arranged on the outer side of the fixed block.

In a further embodiment, a gear is rotatably connected to the inside of the fixed block, and the gear is coaxially connected to the output shaft of the second motor.

In a further embodiment, the rotating block is uniformly provided with meshing teeth on one side close to the gear, and the meshing teeth are in meshing connection with the gear.

In a further embodiment, an arc groove is formed at the joint of the fixed block and the rotating block, and one end of the rotating block, which is close to the arc groove, adopts a concentric arc structure matched with the arc groove.

In a further embodiment, rotatable balls are symmetrically inlaid on two sides, close to the arc groove, of the rotating block, and the balls are tightly attached to the inner wall of the arc groove.

In a further embodiment, the connecting piece comprises two symmetrical slats, one ends of the two slats close to each other are connected through bolts, and the other ends of the two slats penetrate through connecting rods.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the angle between the polishing structure and the machine body can be adjusted according to actual needs by arranging the rotating structure, so that the angle between the polishing rod and the fixed PCB drill bit is changed, the polishing device is convenient to be applied to polishing PCB drill bits with different shapes, the application range of the whole polishing device is effectively expanded, and the practicability is stronger.

Drawings

FIG. 1 is a schematic elevational cross-sectional view of the present utility model;

FIG. 2 is a schematic view of the mounting structure of the polishing structure and the rotating structure of the present utility model;

FIG. 3 is a schematic cross-sectional view of the polishing structure and the rotating structure of the present utility model;

fig. 4 is a schematic perspective view of a connector according to the present utility model.

In the figure: 1. a body; 2. a first motor; 3. polishing the rod; 4. a fixed block; 41. a gear; 42. an arc groove; 5. a rotating block; 51. tooth engagement; 52. a ball; 6. a second motor; 7. a connecting piece; 71. a slat; 72. a connecting rod; 73. and (5) a bolt.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2, a drill bit polishing device for producing a steel handle of a PCB drill needle comprises a machine body 1 and a polishing structure rotating structure installed in the machine body 1, wherein the polishing structure is connected with the machine body 1 through the rotating structure so as to adjust a polishing angle of the polishing structure through the rotating structure, the polishing structure comprises a first motor 2 and a polishing rod 3 connected with an output shaft of the first motor 2, the rotating structure comprises a fixed block 4 fixed with the inner top of the machine body 1 and a rotating block 5 fixed with the first motor 2, one end of the rotating block 5 far away from the first motor 2 is inserted into the fixed block 4, the fixed block 4 and the rotating block 5 can rotate, the fixed block 4 and the rotating block 5 are connected through a connecting piece 7, the connecting piece 7 is symmetrical back and forth relative to the fixed block 4 and the rotating block 5, the rotating block 5 is prevented from being separated from the fixed block 4, a second motor 6 for driving the rotating block 5 to rotate is installed on the outer side of the fixed block 4, and then an output shaft of the second motor 6 is connected with a fixed point of the connecting piece 7 and the fixed block 4, so that a main body part of the second motor 6 keeps unchanged with the output shaft of the fixed block 4, and the rotating block 7 drives the rotating block 3 to rotate, and the rotating block 3 is driven to rotate, and the polishing angle is adjusted.

Referring to fig. 3, in order to enhance the stability of the rotating block 5 when rotating relative to the fixed block 4, a gear 41 is rotatably connected in the fixed block 4, and the gear 41 is coaxially connected with an output shaft of the second motor 6, so that the second motor 6 drives the gear 41 to rotate, and a meshing tooth 51 is uniformly arranged on one side of the rotating block 5, which is close to the gear 41, and the meshing tooth 51 is in meshing connection with the gear 41, so that when the gear 41 rotates, the rotating block 5 is driven to rotate by the meshing force of the gear 41 and the meshing tooth 51.

Referring to fig. 3, in order to further enhance the stability of the rotating block 5 when rotating relative to the fixed block 4, an arc groove 42 is formed at the connection between the fixed block 4 and the rotating block 5, one end of the rotating block 5, which is close to the arc groove 42, adopts a concentric arc structure matched with the arc groove 42, meanwhile, rotatable balls 52 are embedded on the arc structure surface of the rotating block 5, the balls 52 are symmetrically distributed on two sides of the tooth 51, and the balls 52 are tightly attached to the inner wall of the arc groove 42, so that the balls 52 can roll inside the arc groove 42 to assist rotation when the rotating block 5 rotates relative to the fixed block 4.

Referring to fig. 4, for facilitating the disassembly and maintenance of the final stage alignment machine, the connecting piece 7 is composed of two symmetrical laths 71, one end of each lath 71 is provided with a bolt 73, the other end is provided with a connecting rod 72, the connecting rod 72 penetrates through the end of the lath 71 and is rotatable with the lath 71, wherein the connecting rod 72 of the lath 71 connected with the fixed block 4 penetrates through the shell of the fixed block 4 and is inserted into the fixed block 4 to be coaxially connected with the gear 41, and the connecting rod 72 of the lath 71 connected with the rotating block 5 is connected at the center point formed by the arc-shaped surface structure of the rotating block 5, and as the close ends of the two laths 71 are connected by the bolts 73, the two laths 71 can be disassembled, so that the rotating block 5 and the fixed block 4 can be conveniently disassembled in the final stage.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a PCB drill point steel shank production is with drill bit grinding device, includes organism (1) and polishing structure, its characterized in that: the polishing structure is connected with the machine body (1) through a rotating structure, and the rotating structure is used for adjusting the polishing angle of the polishing structure;

the polishing structure comprises a motor I (2) and a polishing rod (3) connected to an output shaft of the motor I (2);

the rotating structure comprises a fixed block (4) fixed with the machine body (1) and a rotating block (5) fixed with the motor I (2), wherein the fixed block (4) is rotationally connected with the rotating block (5) through a connecting piece (7), and a motor II (6) for driving the rotating block (5) to rotate is arranged on the outer side of the fixed block (4).

2. The drill bit grinding device for producing steel handles of PCB drill points according to claim 1, wherein: the inside of the fixed block (4) is rotationally connected with a gear (41), and the gear (41) is coaxially connected with an output shaft of the motor II (6).

3. The drill bit grinding device for producing steel handles of PCB drill points according to claim 2, wherein: and the side of the rotating block (5) close to the gear (41) is uniformly provided with meshing teeth (51), and the meshing teeth (51) are in meshing connection with the gear (41).

4. The drill bit grinding device for producing steel handles of PCB drill points according to claim 1, wherein: an arc groove (42) is formed in the joint of the fixed block (4) and the rotating block (5), and one end, close to the arc groove (42), of the rotating block (5) adopts a concentric arc structure matched with the arc groove (42).

5. The drill bit grinding device for producing steel handles of PCB drill points according to claim 4, wherein: rotatable balls (52) are symmetrically embedded on two sides of the rotating block (5) close to the arc groove (42), and the balls (52) are tightly attached to the inner wall of the arc groove (42).

6. The drill bit grinding device for producing steel handles of PCB drill points according to claim 1, wherein: the connecting piece (7) comprises two symmetrical laths (71), one ends of the two laths (71) close to each other are connected through bolts (73), and the other ends of the two laths penetrate through connecting rods (72).