CN210564376U - Converter, combination converter and combination drilling tool - Google Patents

Abstract

The utility model provides a converter, combination converter and combination drilling tool belongs to drill bit installation technical field. It has solved the current inconvenient problem of drill bit installation of different specifications. The utility model provides a converter which comprises an upper connecting post, a lower connecting post, a connecting block and an upper mounting hole, and the converter can connect a driver with drill bits with different specifications by matching the upper connecting post and the lower connecting post, thereby facilitating the operation of people and improving the working efficiency of drill bit installation; through the connection between two or more converters, effectively increased the distance between driver and the drill bit for the drill bit can be subaerial bores deeper hole, thereby makes the hole of drilling can satisfy people's drilling demand.

Description

Converter, combination converter and combination drilling tool

Technical Field

The utility model belongs to the technical field of the drill bit installation, a converter, combination converter and combination drilling tool are related to.

Background

The drill is a tool for drilling through holes or blind holes in solid materials and reaming existing holes. The drill bit commonly used mainly has the fluted drill, the flat drill, the center bores, deep-hole drill and trepanning bore etc, it is visible, the drill bit has different specifications, make the specification of the drill handle on the drill bit also different, and when people install the drill bit on the driver that is applicable to this drill bit, the drive shaft that this driver adopted only can accord with the shape of this drill bit, so, when people will change the drill bit of other specifications, people can only change the drive shaft of adaptation earlier, install this drill bit in the drive shaft again, and at the job site, the staff can not in time look for with drill bit matched with drive shaft, so, inconvenient people operate, and simultaneously, people's work efficiency has also been reduced.

Disclosure of Invention

The utility model aims at having the above-mentioned problem to current technique, provided a simple structure, convenient to use's converter, combination converter and combination drilling tool.

The purpose of the utility model can be realized by the following technical proposal: a converter, comprising: go up the pillar and down the pillar, go up the pillar and pass through the connecting block with lower pillar and be connected, upward set up the mounting hole in the pillar.

In the above-mentioned converter, the upper connection column has at least one upper connection hole, and the lower connection column has at least one lower connection hole.

In the above converter, the upper connecting column is provided with a bump corresponding to the upper connecting hole, and the upper connecting hole penetrates through the bump.

In one of the above-described converters, the upper post may be a right prism or a cylinder.

In one of the above converters, the upper mounting hole may have a polygonal or circular cross-section.

In one of the above converters, the lower post may be a right prism or a cylinder.

A combined converter, comprising: in the converter, at least two converters are provided, and the lower posts of the converters are fixedly inserted into the upper mounting holes of the adjacent converters.

A combination drill, comprising: the upper joint of the converter is connected with the driver in a positioning manner, and the lower joint of the converter is connected with the drill bit in a positioning manner.

In the above-mentioned combination drill, the driver is provided with a driving shaft, and the driving shaft may be a cylinder or a polygonal column; an upper positioning hole is formed in the driving shaft.

In the above-mentioned combination drilling tool, the drill bit is provided with a drill string, and the drill string can be a cylinder or a polygonal column; a lower mounting hole for connecting the converter is formed in the drill stem; and a lower positioning hole is formed in the drill stem.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses in, through the setting of converter for the driver can link together with the drill bit of different specifications, thereby makes things convenient for people to operate, has also improved the work efficiency of drill bit installation.

2. Through the connection between two or more converters, effectively increased the distance between driver and the drill bit for the drill bit can be subaerial bores deeper hole, thereby makes the hole of drilling can satisfy people's drilling demand.

Drawings

Fig. 1 is a schematic structural diagram of a converter according to a first embodiment.

Fig. 2 is a schematic diagram of a half-section of the transducer of fig. 1.

Fig. 3 is a schematic structural diagram of a converter of another specification in the first embodiment.

Fig. 4 is a cross-sectional view at B-B of fig. 3.

Fig. 5 is a schematic diagram of the structure of the driver.

FIG. 6 is a schematic structural diagram of a drill bit according to a third embodiment.

3 fig. 3 7 3 is 3 a 3 cross 3- 3 sectional 3 view 3 at 3 a 3- 3 a 3 of 3 fig. 3 6 3. 3

FIG. 8 is a schematic diagram of another gauge drill bit according to one embodiment.

Fig. 9 is a cross-sectional view at C-C of fig. 8.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

Example one

As shown in fig. 1 to 4, a converter of the present embodiment includes an upper post 100, a lower post 200, a connection block 300, and an upper mounting hole 110.

Go up the pillar 100 and down the pillar 200, go up the pillar 100 and pass through connecting block 300 with lower pillar 200 and be connected, upward set up mounting hole 110 in the pillar 100, upward set up at least one upper connecting hole 120 on the pillar 100, lower have seted up at least one lower connecting hole 210 on the pillar 200, during the installation, people need select suitable converter according to the installation requirement, again through the location installation effect of last mounting hole 110 and upper connecting hole 120, will be applicable to the driver 400 location installation of this converter on last pillar 100, again will be applicable to the drill bit 500 of this converter through lower connecting hole 210 location installation on lower pillar 200, make the drill bit 500 of different specifications can install on driver 400, thereby make things convenient for people to operate.

The upper stud 100 is provided with a bump 130 corresponding to the upper connection hole 120, the upper connection hole 120 penetrates through the bump 130, and the arrangement of the bump 130 effectively enhances the firmness of the upper connection hole 120, so that when the driver 400 applied to the converter is fixedly inserted into the upper mounting hole 110 of the upper stud 100 through the upper connection hole 120, that is, when a bolt thread penetrates through the upper connection hole 120 and the driver 400 and the upper stud 100 are connected together by the thread, the upper connection hole 120 is not easily damaged; and enables the driver 400 and the upper stud 100 to be more stably coupled together.

The upper post 100 may be a right prism or a cylinder, the cross section of the upper mounting hole 110 may be a polygon or a circle, and the lower post 200 may be a right prism or a cylinder; specifically, when the cross-section of the upper mounting hole 110 is polygonal, the lower post 200 may be a right prism or a cylinder, and when the interface of the upper mounting hole 110 is cylindrical, the lower post 200 may be a right prism or a cylinder, so that drivers 400 of different specifications and drill bits 500 of different specifications are connected together through the converter.

Example two

As shown in fig. 1 to 4, the present embodiment is different from the first embodiment in that the present embodiment combines two converters in the first embodiment.

Specifically, in this embodiment, there are at least two converters, and during the installation, one needs to fix the lower connection post 200 of one converter into the upper mounting hole 110 of the adjacent converter, and screw the upper connection hole 120 with the lower connection hole 210 of the other converter through a bolt, so that the two converters can be fixed together, and further the length of the converter is extended, that is, when the driver 400 and the drill 500 are connected together through a combined converter, the combined converter effectively increases the distance between the driver 400 and the drill 500, so that the drill 500 can be used to drill the drill

Drilling deeper holes in the ground.

EXAMPLE III

As shown in fig. 1 to 9, the present embodiment is different from the first embodiment in that the present embodiment is to position and connect the driver 400 and the drill 500 together through a converter.

The upper connecting column of the converter is connected with a driver 400 in a positioning way, the lower connecting column of the converter is connected with a drill bit 500 in a positioning way, the driver 400 is provided with a drive shaft 410, the drive shaft 410 can be a cylinder or a polygon prism, the drive shaft 410 is provided with an upper positioning hole 411, the drill bit 500 is provided with a drill string 510, the drill string 510 can be a cylinder or a polygon prism, the drill string 510 is provided with a lower mounting hole 511 for connecting the converter, the drill string 510 is provided with a lower positioning hole 512, before installation, people need to select a proper converter, so that the cross section shape of the upper mounting hole 110 conforms to the shape of the drive shaft 410, and the shape of the lower connecting column 200 conforms to the shape of the lower positioning hole 512, when installation, people need to insert the drive shaft 410 of the driver 400 into the upper mounting hole 110 of the upper connecting column, insert the lower connecting column into the lower mounting hole 511 of the drill string 510, and make the, the lower connecting hole 210 of the lower connecting column and the lower positioning hole 512 on the drill string 510 are located on the same straight line, the upper connecting hole 120 is in threaded connection with the upper positioning hole 411 through a bolt, and the lower connecting hole 210 is in threaded connection with the lower positioning hole 512, so that the driver 400, the converter and the drill bit 500 form a whole, the driver 400 is connected with the drill bits 500 of different specifications, and the operation of people is facilitated.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims (8)

1. A converter, comprising: the upper connecting column is connected with the lower connecting column through a connecting block, and an upper mounting hole is formed in the upper connecting column; the upper connecting column is provided with at least one upper connecting hole, and the lower connecting column is provided with at least one lower connecting hole; the upper connecting column is provided with a lug corresponding to the upper connecting hole, and the upper connecting hole penetrates through the lug.

2. A transducer according to claim 1, wherein the upper limb is a right prism or a cylinder.

3. A transducer according to claim 1, wherein the upper mounting hole is polygonal or circular in cross-section.

4. A transducer according to claim 1, wherein the lower limb is a right prism or a cylinder.

5. A combined converter, comprising: the transducer of any one of claims 1-4, wherein there are at least two transducers, and wherein the lower legs of the transducers are positioned to be received in the upper mounting holes of adjacent transducers.

6. A combination drill, comprising: the transducer of any one of claims 1-4, wherein a driver is positioned in connection with an upper post of the transducer and a drill is positioned in connection with a lower post of the transducer.

7. A combination drill according to claim 6, wherein the driver is provided with a drive shaft, which may be cylindrical or polygonal; an upper positioning hole is formed in the driving shaft.

8. A combination drill according to claim 6, wherein the drill bit is provided with a drill string, which may be cylindrical or polygonal; a lower mounting hole for connecting the converter is formed in the drill stem; and a lower positioning hole is formed in the drill stem.

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