CN219900377U - Hexagonal joint rod for drilling - Google Patents

Abstract

The utility model relates to the technical field of hexagonal connecting rods, and discloses a hexagonal connecting rod for drilling, which comprises the following components: the connecting rod, the connecting rod below is provided with the centre drill, the inside interior hexagonal swivel that is provided with that connects, the connecting rod inner wall is provided with the clamp splice, clamp splice and connecting rod sliding connection, clamp splice surface and centre drill surface contact, interior hexagonal swivel outside is provided with gear one, interior hexagonal swivel is inside to be provided with the holding screw, interior hexagonal swivel top is provided with the pivot. According to the utility model, the inner hexagonal swivel is arranged to drive the set screws to move by rotating the inner hexagonal swivel, and when the two set screws are close to each other, the set screws are contacted with the central drill to fix the central drill, so that the installation is completed, the central drill and the connecting rod are ensured to be positioned at the same center point, the drilling effect is improved, the phenomenon of deviation during drilling is reduced, the occurrence of fracture of the central drill is avoided, and the service life is prolonged.

Description

Hexagonal joint rod for drilling

Technical Field

The utility model relates to the technical field of hexagonal connecting rods, in particular to a hexagonal connecting rod for drilling.

Background

The hexagonal connecting rod is commonly used for drilling, and the drill bit is arranged on the hexagonal connecting rod, and then the other end of the connecting rod is connected with tools such as an electric drill and the like, so that the use is more convenient; at present, when the existing hexagonal connecting rod is used for installing a drill bit, the drill bit is fixed through an inner hexagonal set screw, so that the drill bit and the hexagonal connecting rod cannot be effectively positioned at the same center, the drill bit is possibly broken when the existing hexagonal connecting rod is used for shifting during drilling, and therefore the hexagonal connecting rod for drilling is provided.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a hexagonal connecting rod for drilling.

The utility model is realized by adopting the following technical scheme: a hex bar for drilling a hole comprising: the connecting rod, the connecting rod below is provided with the centre drill, the inside interior hexagonal swivel that is provided with that connects, the connecting rod inner wall is provided with the clamp splice, clamp splice and connecting rod sliding connection, clamp splice surface and centre drill surface contact, interior hexagonal swivel outside is provided with gear one, interior hexagonal swivel is inside to be provided with the holding screw, interior hexagonal swivel top is provided with the pivot, gear one top is provided with gear two.

Through above-mentioned technical scheme, be used for two interior hexagonal swivel interconnect through setting up the pivot, can guarantee to rotate the simultaneous rotation on both sides under the circumstances of an interior hexagonal swivel.

As a further improvement of the scheme, an inner groove is formed in the clamping block, a stabilizer bar is arranged in the clamping block, fixing bars are arranged above and below the stabilizer bar, and springs are arranged outside the stabilizer bar.

Through above-mentioned technical scheme, be used for playing the supporting role to the clamp splice through setting up the dead lever, can guarantee simultaneously that the clamp splice is rectilinear motion.

As a further improvement of the scheme, the top of the central drill penetrates through the connecting rod and extends into the interior, the central drill is connected with the connecting rod in an inserting mode, the inner hexagonal rotating ring is connected with the connecting rod in a rotating mode, and an inner hexagonal groove is formed in one side of the inner hexagonal rotating ring.

Through above-mentioned technical scheme, be convenient for use hexagonal spanner to the hexagonal ring rotates through setting up hexagonal groove in.

As a further improvement of the scheme, the inner surface of the first gear is fixedly connected with the outer surface of the inner hexagonal swivel, the first gear is rotationally connected with the connecting rod, the first gear is in meshed connection with the second gear, and the second gear is fixedly connected with the rotating shaft.

Through above-mentioned technical scheme, be used for playing limiting displacement to interior hexagonal swivel through setting up gear one, can drive the pivot through gear two simultaneously and rotate.

As a further improvement of the scheme, the inner hexagonal swivel is in threaded connection with a set screw, the outer surface of the set screw is in contact with the outer surface of the center drill, and the rotating shaft is in rotating connection with the connecting rod.

Through above-mentioned technical scheme, be used for carrying out contact centre gripping with the centre drill through setting up the holding screw to fix the centre drill, can guarantee simultaneously that the centre drill extension rod is in same center.

As a further improvement of the scheme, the stabilizer bar is matched with the inner groove, one end of the stabilizer bar is fixedly connected with the inner wall of the connecting rod, the other end of the stabilizer bar penetrates through the clamping block and extends to the inside, the stabilizer bar is in sliding connection with the clamping block, the fixing bar penetrates through the clamping block and extends to the outside, the left side and the right side of the fixing bar are fixedly connected with the inner wall of the connecting rod, the clamping block is in sliding connection with the fixing bar, one end of the spring is fixedly connected with the inner wall of the connecting rod, and the other end of the spring is fixedly connected with the outer surface of the clamping block.

Through above-mentioned technical scheme, be convenient for drive the clamp splice through setting up the spring and reset, can make clamp splice and center rod hug closely simultaneously through reverse effort.

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

according to the utility model, the inner hexagonal swivel is arranged to drive the set screws to move by rotating the inner hexagonal swivel, and when the two set screws are close to each other, the set screws are contacted with the central drill to fix the central drill, so that the installation is completed, the central drill and the connecting rod are ensured to be positioned at the same center point, the drilling effect is improved, the phenomenon of deviation during drilling is reduced, the occurrence of fracture of the central drill is avoided, and the service life is prolonged.

According to the utility model, the clamping blocks are arranged by splicing the central drill with the connecting rod, and because the bottoms of the clamping blocks are inclined, the clamping blocks are extruded into the connecting rod when the central drill is contacted with the clamping blocks, the springs are extruded, and at the moment, the springs are in a compressed state, and the clamping blocks can be tightly attached to the central drill under the elastic action of the springs, so that the central drill is simply fixed, the function of positioning the central point is achieved, and workers are not required to support when the central drill is installed, so that the installation efficiency is improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the front cross-sectional structure of the connecting rod of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

FIG. 4 is a schematic view of the overall structure of the inner hexagonal swivel of the utility model.

Main symbol description:

1. a connecting rod; 11. a center drill; 12. an inner hexagonal swivel; 121. a first gear; 122. a set screw; 123. a rotating shaft; 124. a second gear; 13. clamping blocks; 131. an inner tank; 132. a fixed rod; 133. a stabilizer bar; 134. and (3) a spring.

Detailed Description

The present utility model will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.

Examples:

referring to fig. 1-4, a hexagonal rod for drilling according to the present embodiment includes: the novel drilling tool comprises a connecting rod 1, wherein a central drill 11 is arranged below the connecting rod 1, an inner hexagonal rotating ring 12 is arranged inside the connecting rod 1, a clamping block 13 is arranged on the inner wall of the connecting rod 1, the clamping block 13 is in sliding connection with the connecting rod 1, the outer surface of the clamping block 13 is in contact with the outer surface of the central drill 11, a gear one 121 is arranged outside the inner hexagonal rotating ring 12, a set screw 122 is arranged inside the inner hexagonal rotating ring 12, a rotating shaft 123 is arranged above the inner hexagonal rotating ring 12, a gear two 124 is arranged above the gear one 121, the set screw 122 is driven to move by rotating the inner hexagonal rotating ring 12 through the arrangement of the inner hexagonal rotating ring 12, and when the two set screws 122 are close to each other, the central drill 11 is fixedly installed by being in contact with the central drill 11, so that the central drill and the connecting rod 1 are located at the same center point, the drilling effect is improved, the phenomenon that the central drill 11 is offset during drilling is reduced, the situation that the central drill 11 is broken is avoided, and the service life is prolonged.

Inside 131 having seted up of clamp splice 13, clamp splice 13 inside is provided with stabilizer bar 133, stabilizer bar 133 top and below are provided with dead lever 132, stabilizer bar 133 outside is provided with spring 134, through setting up clamp splice 13 through boring 11 with the center and connect pole 1 grafting, because clamp splice 13 bottom is the inclined plane setting, consequently can extrude clamp splice 13 to connect pole 1 inside when boring 11 with clamp splice 13 in the center, then spring 134 is extrudeed, spring 134 is compressed state this moment, can make clamp splice 13 and bore 11 hug closely through spring 134 elastic effect down, thereby carry out simple and easy fixedly to boring 11 in the center, play the effect of location central point simultaneously, and can not need the staff to support when boring 11 installation in the center, improve installation effectiveness.

The top of the central drill 11 penetrates through the connecting rod 1 and extends into the interior, the central drill 11 is spliced with the connecting rod 1, the inner hexagonal rotating ring 12 is rotationally connected with the connecting rod 1, and an inner hexagonal groove is formed in one side of the inner hexagonal rotating ring 12.

The inner surface of the first gear 121 is fixedly connected with the outer surface of the inner hexagonal rotary ring 12, the first gear 121 is rotationally connected with the connecting rod 1, the first gear 121 is meshed with the second gear 124, and the second gear 124 is fixedly connected with the rotary shaft 123.

The inner hexagonal swivel 12 is in threaded connection with a set screw 122, the outer surface of the set screw 122 is in contact with the outer surface of the center drill 11, and a rotating shaft 123 is in rotating connection with the connecting rod 1.

Stabilizer bar 133 and inside groove 131 looks adaptation, stabilizer bar 133 one end and extension pole 1 inner wall fixed connection, the stabilizer bar 133 other end runs through clamp splice 13 and extends to inside, stabilizer bar 133 and clamp splice 13 sliding connection, dead lever 132 runs through clamp splice 13 and extends to outside, dead lever 132 left and right sides and extension pole 1 inner wall fixed connection, clamp splice 13 and dead lever 132 sliding connection, spring 134 one end and extension pole 1 inner wall fixed connection, the spring 134 other end and clamp splice 13 surface fixed connection.

The implementation principle of the hexagonal connecting rod for drilling in the embodiment of the utility model is as follows:

when the center drill 11 needs to be installed, through inserting the center drill 11 into the connecting rod 1, because the bottom of the clamping block 13 is in an inclined plane, when the center drill 11 is in contact with the clamping block 13, the clamping block 13 is extruded towards the inside of the connecting rod 1, the spring 134 is extruded, the spring 134 is in a compressed state, the clamping block 13 can slide on the fixed rod 132 and is used for improving the stability of the clamping block 13 in moving, meanwhile, the clamping block 13 can be guaranteed to do linear motion, the clamping block 13 can be tightly attached to the center drill 11 under the elastic action of the spring 134, so that the center drill 11 is simply fixed, the function of positioning a center point is achieved, the inner hexagonal rotating ring 12 is rotated to enable the center drill 11 to drive the set screw 122 to move, the gear one 121 is driven to rotate when the inner hexagonal rotating ring 12 rotates, the gear one 121 drives the gear two 124 to rotate, the gear two gears 124 at the other end are driven to rotate together through the rotating shaft 123, the inner hexagonal rotating ring 12 at the other end can be enabled to make the clamping block 13 to do linear motion, the center drill 11 can be contacted with the center drill 11 when the two set screws 122 are mutually close, the effect of fixing the center drill 11 is guaranteed, and the center drill can be installed at the same center point is improved, and the drilling effect of the center drill can be improved.

The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.

Claims (6)

1. A hexagonal rod for drilling, comprising: connecting rod (1), connecting rod (1) below is provided with center and bores (11), connecting rod (1) inside is provided with interior hexagonal swivel (12), connecting rod (1) inner wall is provided with clamp splice (13), clamp splice (13) and connecting rod (1) sliding connection, clamp splice (13) surface and center bore (11) surface contact, interior hexagonal swivel (12) outside is provided with gear one (121), interior hexagonal swivel (12) inside is provided with holding screw (122), interior hexagonal swivel (12) top is provided with pivot (123), gear one (121) top is provided with gear two (124).

2. A hexagonal rod for drilling as claimed in claim 1, wherein: inside groove (131) have been seted up to clamp splice (13), clamp splice (13) inside is provided with stabilizer bar (133), stabilizer bar (133) top and below are provided with dead lever (132), stabilizer bar (133) outside is provided with spring (134).

3. A hexagonal rod for drilling as claimed in claim 2, wherein: the top of the center drill (11) penetrates through the connecting rod (1) and extends to the inside, the center drill (11) is inserted into the connecting rod (1), the inner hexagonal rotating ring (12) is rotationally connected with the connecting rod (1), and an inner hexagonal groove is formed in one side of the inner hexagonal rotating ring (12).

4. A hexagonal drilling rod according to claim 3, wherein: the inner surface of the first gear (121) is fixedly connected with the outer surface of the inner hexagonal swivel (12), the first gear (121) is rotationally connected with the connecting rod (1), the first gear (121) is meshed with the second gear (124), and the second gear (124) is fixedly connected with the rotating shaft (123).

5. A hexagonal rod for drilling as claimed in claim 4, wherein: the inner hexagonal swivel (12) is in threaded connection with a set screw (122), the outer surface of the set screw (122) is in contact with the outer surface of the center drill (11), and the rotating shaft (123) is in rotating connection with the connecting rod (1).

6. A hexagonal rod for drilling as claimed in claim 2, wherein: stabilizer bar (133) and inside groove (131) looks adaptation, stabilizer bar (133) one end and extension pole (1) inner wall fixed connection, the clamp splice (13) are run through to the stabilizer bar (133) other end and extend to inside, stabilizer bar (133) and clamp splice (13) sliding connection, dead lever (132) run through clamp splice (13) and extend to outside, dead lever (132) left and right sides and extension pole (1) inner wall fixed connection, clamp splice (13) and dead lever (132) sliding connection, spring (134) one end and extension pole (1) inner wall fixed connection, spring (134) other end and clamp splice (13) surface fixed connection.