CN210548320U

CN210548320U - Drill point is used in communication board processing

Info

Publication number: CN210548320U
Application number: CN201921614794.5U
Authority: CN
Inventors: 夏洪洲; 彭旺峰
Original assignee: Shenzhen Jinfeng Environmental Protection Technology Co ltd
Current assignee: Shenzhen Jinfeng Environmental Protection Technology Co ltd
Priority date: 2019-09-26
Filing date: 2019-09-26
Publication date: 2020-05-19
Anticipated expiration: 2029-09-26

Abstract

The utility model belongs to the technical field of drill points, and discloses a drill point for processing communication boards, which comprises a drill handle, wherein one end of the drill handle is connected with a connecting column, a first screw hole is arranged in the axial direction of the connecting column, the interior of the first screw hole is screwed and connected with a screw rod matched with the first screw hole, the outer surface walls of the connecting column and the screw rod are respectively provided with a second screw hole, the interior of the second screw hole is screwed and connected with a fastening bolt, one end of the screw rod far away from the connecting column is connected with a drill body, the utility model discloses a cooperation of the first screw hole, the second screw hole, the screw rod and the fastening bolt, when the drill body is used for many times and the cutting part is worn greatly, a worker can firstly unscrew the fastening bolt in the second screw hole, then the drill body is unscrewed by using the screwed connection of the screw rod and the first screw hole, then a new drill body is replaced, and the original whole part is changed into a abandon, the waste of resources is reduced, and the investment of cost is reduced.

Description

Drill point is used in communication board processing

Technical Field

The utility model belongs to the technical field of the drill point, concretely relates to drill point is used in communication board processing.

Background

With the rapid development of the global communication industry, the requirement of customers on the communication board is higher and higher, and two operations of board edge holes and board inner holes need to be carried out by using special drill bits, so that the rigidity of the board edge holes or the board inner holes is good, the defects of wire winding and hole plugging are avoided, and the drilling quality of the communication board is ensured to meet the standard.

In chinese patent No. cn201520144753.x, a drill point for secondary processing of communication plates is disclosed, which describes that "the drill point has good chip removal effect; the screw angle is small, the back grinding amount is small, the friction on the hole wall can be reduced, and the quality of the hole wall is improved; big thick tapering of core can increase the rigidity of drill point ", but the drill body and the drill handle of drill point are integrated into one piece structure in this patent, and it is great to use the wearing and tearing of cutting part at the drill body many times, when unable drilling use, can only wholly abandon, can't bore the change of body, cause the waste of resource, the input of cost has been increased, in addition, the drill point in the contrast file does not set up protection architecture, and the drill point exposes easily to rust in the air when not using, influences subsequent drilling and uses and drilling precision.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a drill point is used in communication board processing to bore body and drill handle structure as an organic whole in the contrast file that proposes in solving above-mentioned background, when boring the great unable use of body wearing and tearing, can not bore the body and change, in addition, do not set up protection architecture, the drill point exposes the easy rusty problem in the air when not using.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a drill point is used in communication board processing, includes the drillstock, the one end of drillstock is connected with the spliced pole, first screw has been seted up to the axial of spliced pole, the inside of first screw closes soon to be connected with rather than the assorted screw rod, the second screw has all been seted up to the outer table wall of spliced pole and screw rod, the inside of second screw closes soon to be connected with fastening bolt, the one end that the spliced pole was kept away from to the screw rod is connected with the body of boring, the one end that the spliced pole was kept away from to the body of boring is fixed with the drill bit, the outside protruding formation point of one end that the body of boring was.

Preferably, the outside cover of boring the body is equipped with the protective sheath, the one end that the drill bit was kept away from to the protective sheath is connected with elastic hoop, and the inner wall of protective sheath bonds and has the cotton layer of oil absorption.

Preferably, the outer surface wall of the drill body is integrally formed with a chip discharge groove and a cutting part, and the cutting part is positioned on two sides of the chip discharge groove.

Preferably, the front end of the chip groove is a large helix angle groove of 40-45 degrees, and the rear end of the chip groove is a small helix angle groove of 20-25 degrees.

Preferably, a mounting seat is fixed at one end, far away from the connecting column, of the drill handle, and a mounting groove is formed in the outer wall of the mounting seat.

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

(1) the utility model discloses a first screw, the second screw, screw rod and fastening bolt's cooperation, use the cutting part wearing and tearing great and can't drill when using boring the body many times, the staff can twist off the fastening bolt in the second screw earlier, then utilize the screw rod to close soon with first screw to be connected and twist off boring the body, then more change new bore the body can, will originally wholly change into the part and abandon, the waste of resource has been reduced, the input of cost is reduced, the income has been improved.

(2) The utility model discloses a cooperation of protective sheath and elasticity hoop when this drill point does not use, can establish the outside at boring the body with the protective sheath stable cover, reduce the probability of boring body contact air, simultaneously, bore the inside oil absorption cotton layer that has infiltrated lubricating oil of body contact protective sheath, can make to bore the body and infiltrate in lubricating oil, further prevented that the oxidation of boring the body from rustting, prolonged its life.

Drawings

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

FIG. 2 is a schematic structural view of the present invention without a protective cover;

FIG. 3 is an enlarged view of portion A of FIG. 2;

in the figure: 1-drill handle, 2-mounting seat, 3-mounting groove, 4-connecting column, 5-chip groove, 6-drill body, 7-cutting part, 8-drill tip, 9-drill bit, 10-oil absorption cotton layer, 11-protective sleeve, 12-fastening bolt, 13-elastic hoop, 14-first screw hole, 15-second screw hole and 16-screw rod.

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 drill point for processing communication boards comprises a drill handle 1, one end of the drill handle 1 is connected with a connecting column 4, a first screw hole 14 is axially formed in the connecting column 4, a screw 16 matched with the first screw hole 14 is connected in a screwing mode inside the first screw hole 14, second screw holes 15 are formed in the outer surface walls of the connecting column 4 and the screw 16, a fastening bolt 12 is connected in the second screw hole 15 in a screwing mode, when a drill body 6 is used for multiple times, a cutting part 7 is greatly abraded and cannot be used for drilling, a worker can firstly screw down the fastening bolt 12 in the second screw hole 15, then the drill body 6 is screwed down by using the screwing connection of the screw 16 and the first screw hole 14, then a new drill body 6 is replaced, the original whole is abandoned to be partially abandoned, the waste of resources is reduced, the investment of cost is reduced, the income is improved, one end, of the screw 16, far away from the connecting column 4, is connected with the drill body 6, one end, far away from the connecting column 4, of the drill body 6, the end of the drill bit 9 remote from the drill body 6 protrudes outwards to form a drill tip 8.

Further, the outside cover of boring body 6 is equipped with protective sheath 11, and the one end that protective sheath 11 kept away from drill bit 9 is connected with elastic hoop 13, and protective sheath 11's inner wall bonds and has the cotton layer 10 of oil absorption, when this drill point does not use, can establish protective sheath 11 stable cover in the outside of boring body 6, reduces the probability of boring body 6 contact air, simultaneously, bores the inside cotton layer 10 of oil absorption that soaks of body 6 contact protective sheath 11 has lubricating oil, can make to bore body 6 soak in lubricating oil, has further prevented the oxidation of boring body 6 and has rusted, has prolonged its life.

Furthermore, the outer surface wall of the drill body 6 is integrally formed with a chip removal groove 5 and a cutting part 7, the cutting part 7 is located on two sides of the chip removal groove 5, the chip removal groove 5 is formed to facilitate removal of chips, blockage of communication plate holes is avoided, and smooth drilling of the drill body 6 is facilitated due to the formation of the cutting part 7.

Furthermore, the front end of the chip removal groove 5 is a large helix angle groove of 40-45 degrees, the rear end of the chip removal groove 5 is a small helix angle groove of 20-35 degrees, and the different helix angles of the front end and the rear end of the chip removal groove 5 ensure that the cutting performance of the front end is good, and the chip removal space is increased.

Further, a mounting seat 2 is fixed at one end, far away from the connecting column 4, of the drill shank 1, a mounting groove 3 is formed in the outer wall of the mounting seat 2, and the drill point can be stably mounted on the machine tool through the mounting seat 2 with the mounting groove 3 formed in the working personnel.

The utility model discloses a theory of operation and use flow: when the utility model is used, a worker firstly stably installs the drill point on a machine tool through the mounting seat 2 provided with the mounting groove 3, then the drill bit 9 with the drill point 8 protruding outwards can be aligned to the center of a through hole to be drilled on a communication board, and then the machine tool equipment can be started to drill, wherein the chip groove 5 is provided to facilitate the discharge of chips during drilling, so as to avoid the interference of the chips, the cutting part 7 is provided to facilitate the smooth and rapid drilling of the drill body 6, in addition, when the drill body 6 is used for a plurality of times and is worn greatly and can not be drilled, the worker can firstly utilize a tool to screw down the fastening bolt 12 in the second screw hole 15, then screw the drill body 6 connected with the screw rod 16, screw the screw rod 16 out from the first screw hole 14, and then the new drill body 6 is replaced to fasten, the whole original part is changed into a part to be abandoned, the waste of resources is reduced, and the investment of cost is reduced, in addition, when the drill point is not used, the protective sleeve 11 can be sleeved outside the drill body 6, the probability that the drill body 6 is in contact with air can be effectively reduced, the elastic hoop 13 is tightly attached to the drill handle 1, the firmness of sleeving the protective sleeve 11 is guaranteed, meanwhile, the drill body 6 is in contact with the oil absorption cotton layer 10 soaked with lubricating oil in the protective sleeve 11, the oxidation rusting of the drill body 6 can be further prevented, and the service life of the drill point is prolonged.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a communication board processing is with drill point which characterized in that: including drillstock (1), the one end of drillstock (1) is connected with spliced pole (4), first screw (14) have been seted up to the axial of spliced pole (4), the inside of first screw (14) closes soon to be connected with rather than assorted screw rod (16), second screw (15) have all been seted up to the outer table wall of spliced pole (4) and screw rod (16), the inside of second screw (15) closes soon to be connected with fastening bolt (12), the one end that spliced pole (4) were kept away from in screw rod (16) is connected with and bores body (6), the one end that connecting pole (4) were kept away from in boring body (6) is fixed with drill bit (9), the outside arch of one end that bores body (6) were kept away from in drill bit (9) forms drill point (8).

2. The drill point for processing the communication board as claimed in claim 1, wherein: the outside cover of boring body (6) is equipped with protective sheath (11), protective sheath (11) are kept away from the one end of drill bit (9) and are connected with elastic hoop (13), and the inner wall of protective sheath (11) bonds and has oil absorption cotton layer (10).

3. The drill point for processing the communication board as claimed in claim 1, wherein: the outer surface wall of the drill body (6) is integrally formed with a chip discharge groove (5) and a cutting part (7), and the cutting part (7) is located on two sides of the chip discharge groove (5).

4. The drill point for processing the communication board as claimed in claim 3, wherein: the front end of the chip groove (5) is a large helix angle groove of 40-45 degrees, and the rear end of the chip groove (5) is a small helix angle groove of 20-35 degrees.

5. The drill point for processing the communication board as claimed in claim 1, wherein: the drill handle is characterized in that a mounting seat (2) is fixed at one end, away from the connecting column (4), of the drill handle (1), and a mounting groove (3) is formed in the outer wall of the mounting seat (2).