CN211777216U

CN211777216U - Spline drill bit shank for rock drilling jumbo

Info

Publication number: CN211777216U
Application number: CN201922328463.1U
Authority: CN
Inventors: 张夏鸣
Original assignee: Wuxi Sengen Precision Machinery Co ltd
Current assignee: Wuxi Sengen Precision Machinery Co ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-10-27
Anticipated expiration: 2029-12-23

Abstract

The utility model discloses a chisel rock platform car is with spline bore bit tail relates to the auxiliary device technical field for the bore bit, often leads to the user to pull the problem of time overlength owing to atress is insufficient when extracting for solving current chisel rock platform car is with spline bore bit tail when using. The upper end of spline borer tail post is provided with the partition disk, the intermediate position department of separating the disk upper end is provided with the handle of taking, the one end of separating the disk is provided with sealed lid standing groove, the inside of sealed lid standing groove is provided with the sealed lid of oiling, and the sealed lid of oiling passes through the screw rotation with sealed lid standing groove and be connected, the one end of sealed lid standing groove is provided with the oiling tubule, the inside of spline borer tail post is provided with the lubricating oil holding tank, and the one end and the lubricating oil holding tank sealing connection of oiling tubule, the both ends of lubricating oil holding tank all are provided with the lubricating oil circulation tubule, and the lubricating oil circulation tubule.

Description

Spline drill bit shank for rock drilling jumbo

Technical Field

The utility model relates to a bore bit specifically is a chisel for jumbo spline bore bit tail with auxiliary device technical field.

Background

With the rapid development of economy in China, the industrial level in China is continuously improved, industrial equipment is diversified, drill bits are most used in the industrial equipment, the drill bits can be used as spline drill bit tails for rock chiseling trolleys, and the spline drill bit tails for the rock chiseling trolleys can be designed to be more convenient for users to install.

The existing spline drill shank for the rock drilling jumbo is usually pulled for too long time by a user due to insufficient stress during pulling out when in use, and the spline drill shank for the rock drilling jumbo is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a chisel rock platform car is with spline bore bit tail to it often leads to the user to pull the problem of time overlength to provide current chisel rock platform car with spline bore bit tail when using in solving above-mentioned background art because the atress is insufficient when extracting.

In order to achieve the above object, the utility model provides a following technical scheme: a spline drill shank for a rock drilling jumbo comprises a spline drill shank post, wherein a separating round block is arranged at the upper end of the spline drill shank post, a taking handle is arranged at the middle position of the upper end of the separating round block, a sealing cover placing groove is arranged at one end of the separating round block, an oil injection sealing cover is arranged inside the sealing cover placing groove and is rotatably connected with the sealing cover placing groove through threads, an oil injection thin pipe is arranged at one end of the sealing cover placing groove, a lubricating oil storage groove is arranged inside the spline drill shank, one end of the oil injection thin pipe is hermetically connected with the lubricating oil storage groove, lubricating oil circulation thin pipes are arranged at two ends of the lubricating oil storage groove, eight lubricating oil circulation thin pipes are arranged at two ends of the spline drill shank post, a pulling handle placing groove is arranged inside the pulling handle placing groove, and the pulling handle is rotatably connected with the pulling handle placing groove through a pulling handle rotating shaft, the lower end of the pulling handle placing groove is provided with a handle digging groove, and the lower end of the pulling handle is provided with a pulling through hole.

Preferably, the drilling thread is arranged on the outer portion below the spline drill rod tail column and is in welded connection with the spline drill rod tail column.

Preferably, a sharp bit is arranged below the spline drill rod tail column and is in welded connection with the spline drill rod tail column.

Preferably, the two sides of the handle of taking are both provided with limiting clamping blocks, and the limiting clamping blocks are welded with the separating round blocks and the handle of taking.

Preferably, one side of the oil injection sealing cover is provided with a sealing cover rotating handle, and the sealing cover rotating handle is connected with the oil injection sealing cover in a welding mode.

Preferably, the two ends of the rotating handle of the sealing cover are provided with friction increasing concave blocks.

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

1. this kind of spline bore bit shank for rock drilling jumbo compares with current auxiliary device for the bore bit, it pulls the handle standing groove to have been equipped with, it pulls the handle and pulls the recess with the handle, it is more convenient when the design that the recess was pulled to the handle can let the user pull the handle, it can let the user more convenient when pulling the spline bore bit shank to pull the design of handle, it often is often because the atress is not enough when pulling out and lead to the user to pull the problem of time overlength to have solved current spline bore bit shank for rock drilling jumbo when using.

2. This kind of spline bore bit shank for rock drilling jumbo compares with current auxiliary device for the bore bit, has been equipped with lubricating oil holding tank and lubricating oil circulation tubule, and the design of lubricating oil holding tank can let the storage of lubricating oil more convenient, and the design of lubricating oil circulation tubule can let the better outflow of lubricating oil, has solved current spline bore bit shank for rock drilling jumbo often because the too big problem that leads to life to reduce of drilling thread wearing and tearing when using.

Drawings

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

FIG. 2 is a cross-sectional view of the overall structure of the present invention;

fig. 3 is a partial enlarged view of the area a of the present invention.

In the figure: 1. a spline drill rod tail column; 2. separating the round blocks; 3. a limiting clamping block; 4. taking the handle; 5. A sealing cover placing groove; 6. oil injection sealing covers; 7. the sealing cover rotates the handle; 8. drilling a thread; 9. a lubricating oil flow tubule; 10. a drill bit; 11. a friction increasing concave block; 12. filling oil into thin tubes; 13. a lubricating oil storage tank; 14. pulling the handle placing groove; 15. pulling the handle; 16. pulling the handle rotating shaft; 17. the groove is scratched by the handle; 18. pulling the through hole.

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.

Referring to fig. 1-3, the present invention provides an embodiment: a spline drill shank for a rock drilling jumbo comprises a spline drill shank post 1, wherein a separating round block 2 is arranged at the upper end of the spline drill shank post 1, a taking handle 4 is arranged at the middle position of the upper end of the separating round block 2, a sealing cover placing groove 5 is arranged at one end of the separating round block 2, the design of the sealing cover placing groove 5 can enable an oil injection sealing cover 6 to be placed more conveniently, an oil injection sealing cover 6 is arranged inside the sealing cover placing groove 5, the oil injection sealing cover 6 is rotationally connected with the sealing cover placing groove 5 through threads, the connection between the oil injection sealing cover 6 and the sealing cover placing groove 5 is firmer, an oil injection tubule 12 is arranged at one end of the sealing cover placing groove 5, a lubricating oil storage groove 13 is arranged inside the spline drill shank post 1, one end of the oil injection tubule 12 is hermetically connected with the lubricating oil storage groove 13, the lubricating oil storage groove 13 is designed to facilitate the storage, and lubricating oil circulation tubule 9 is provided with eight, the both ends of spline borer tail post 1 all are provided with pulls handle standing groove 14, the design of pulling handle standing groove 14 can let the placing of pulling handle 15 more convenient, the inside of pulling handle standing groove 14 is provided with pulls handle 15, and pull handle 15 and pull handle standing groove 14 and rotate through pulling handle axis of rotation 16 and be connected, be convenient for pull the rotation of handle 15, the lower extreme of pulling handle standing groove 14 is provided with handle and digs recess 17, handle digs recess 17 design and can let the user more convenient when pulling handle 15, the lower extreme of pulling handle 15 is provided with pulls through-hole 18, it is more convenient when pulling handle 15 to pull the design of through-hole 18 lets the user.

Further, the outside of spline borer tail post 1 below is provided with bores and moves screw thread 8, and bores and move screw thread 8 and 1 welded connection of spline borer tail post, lets to bore and moves screw thread 8 and 1 is connected more firmly with spline borer tail post, and the design of boring screw thread 8 can let better the punching of user.

Further, the sharp bore bit 10 is provided with in the below of spline borer tail post 1, and sharp bore bit 10 and spline borer tail post 1 welded connection, and it is more firm to let sharp bore bit 10 and spline borer tail post 1 be connected, and the design of sharp bore bit 10 can let the better punching of user simultaneously.

Further, the both sides of handle 4 of taking all are provided with spacing fixture block 3, and spacing fixture block 3 with separate the fritter 2 and the equal welded connection of handle 4 of taking, let spacing fixture block 3 with separate the fritter 2 and the handle 4 of taking be connected more firmly.

Furthermore, one side of the oil injection sealing cover 6 is provided with a sealing cover rotating handle 7, and the sealing cover rotating handle 7 is in welded connection with the oil injection sealing cover 6, so that the sealing cover rotating handle 7 is more firmly connected with the oil injection sealing cover 6.

Further, sealed lid rotates all to be provided with friction increase concave piece 11 to the both ends of 7, and the design that friction increases concave piece 11 can let the user rotate sealed lid and rotate more convenient when 7, also lets the user rotate 7 more stable when taking sealed lid simultaneously.

The working principle is as follows: this kind of spline bore bit tail for rock drilling jumbo is taken out earlier during the use, then place the inside of electric drill with spacing fixture block 3 and the handle 4 of taking of spline bore bit tail one end for rock drilling jumbo, then open the sealed lid 6 of oiling, then with the inside of lubricating oil storage tank 13 of better pouring into of lubricating oil through sealed lid standing groove 5 and oiling tubule 12, because the rotation of this kind of spline bore bit tail for rock drilling jumbo when this kind of spline bore bit tail for rock drilling jumbo uses, lubricating oil storage tank 13 inside lubricating oil can flow out through lubricating oil circulation tubule 9 this moment, then lubricating oil just can greatly reduced drill the frictional force between screw thread 8 and the needs drilling, just this moment can greatly reduced drill the wearing and tearing of screw thread 8.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Claims

1. The utility model provides a rock drilling platform is spline bore bit tail for car, includes spline bore bit tail post (1), its characterized in that: the spline bit tail post is characterized in that a separating round block (2) is arranged at the upper end of the spline bit tail post (1), a taking handle (4) is arranged at the middle position of the upper end of the separating round block (2), a sealing cover placing groove (5) is arranged at one end of the separating round block (2), an oiling sealing cover (6) is arranged inside the sealing cover placing groove (5), the oiling sealing cover (6) is rotatably connected with the sealing cover placing groove (5) through threads, an oiling thin tube (12) is arranged at one end of the sealing cover placing groove (5), a lubricating oil storage groove (13) is arranged inside the spline bit tail post (1), one end of the oiling thin tube (12) is hermetically connected with the lubricating oil storage groove (13), lubricating oil circulation thin tubes (9) are arranged at the two ends of the lubricating oil storage groove (13), eight lubricating oil circulation thin tubes (9) are arranged at the two ends of the spline bit tail post (1), and a pulling handle placing, the inside of pulling handle standing groove (14) is provided with pulls handle (15), and pulls handle (15) and pulls handle standing groove (14) and rotate through pulling handle axis of rotation (16) and be connected, the lower extreme of pulling handle standing groove (14) is provided with the handle and digs recess (17), the lower extreme of pulling handle (15) is provided with pulls through-hole (18).

2. A rock drilling jumbo spline shank adapter according to claim 1, wherein: the outer portion of the lower portion of the spline drill rod tail column (1) is provided with a drilling thread (8), and the drilling thread (8) is connected with the spline drill rod tail column (1) in a welded mode.

3. A rock drilling jumbo spline shank adapter according to claim 1, wherein: a sharp drill bit (10) is arranged below the spline drill rod tail column (1), and the sharp drill bit (10) is connected with the spline drill rod tail column (1) in a welding mode.

4. A rock drilling jumbo spline shank adapter according to claim 1, wherein: the two sides of the taking handle (4) are provided with limiting clamping blocks (3), and the limiting clamping blocks (3) are connected with the separating round blocks (2) and the taking handle (4) in a welded mode.

5. A rock drilling jumbo spline shank adapter according to claim 1, wherein: one side of the oil injection sealing cover (6) is provided with a sealing cover rotating handle (7), and the sealing cover rotating handle (7) is in welded connection with the oil injection sealing cover (6).

6. A rock drilling jumbo spline shank adapter according to claim 5, characterized in that: the two ends of the sealing cover rotating handle (7) are provided with friction increasing concave blocks (11).