阅读说明：本技术 一种易于拆装的热熔管件修复钻头 (Drill bit is restoreed to hot melt pipe fitting of easy dismouting ) 是由 不公告发明人 于 2019-11-14 设计创作，主要内容包括：本发明涉及修复钻头技术领域,且公开了一种易于拆装的热熔管件修复钻头,包括固定座、内钻头和外钻头,固定座的上表面开设有放置槽,内钻头位于放置槽的内部,固定座的内部且位于放置槽的下方横向设有第一空腔,第一空腔的内部横向设有双向丝杆,第一空腔的左右两侧均嵌设有第一滚动轴承,双向丝杆的两端均通过第一滚动轴承与第一空腔的左右两侧转动连接,第一空腔的内部对称设有两个左右分布的第一移动块,两个第一移动块均滑动设置于第一空腔的内部,两个第一移动块的侧壁分别通过第一螺纹孔和第二螺纹孔与双向丝杆的杆壁两侧螺纹连接。本发明操作方简单,便于将内钻头或者外钻头进行快速拆卸更换,实用性高。(The invention relates to the technical field of repairing drill bits, and discloses an easily-disassembled and assembled hot-melt pipe repairing drill bit which comprises a fixed seat, an inner drill bit and an outer drill bit, wherein a placing groove is formed in the upper surface of the fixed seat, the inner drill bit is positioned inside the placing groove, a first cavity is transversely formed in the fixed seat and below the placing groove, a bidirectional lead screw is transversely arranged inside the first cavity, first rolling bearings are embedded in the left side and the right side of the first cavity, two ends of the bidirectional lead screw are rotatably connected with the left side and the right side of the first cavity through the first rolling bearings, two first moving blocks which are distributed left and right are symmetrically arranged inside the first cavity, the two first moving blocks are slidably arranged inside the first cavity, and the side walls of the two first moving blocks are respectively in threaded connection with two sides of a rod wall of the bidirectional lead screw through a first threaded hole and a. The invention has simple operation, is convenient for quickly disassembling and replacing the inner drill bit or the outer drill bit and has high practicability.)

1. The utility model provides a drill bit is restoreed to hot melt pipe fitting of easy dismouting, includes fixing base (1), interior drill bit (2) and outer drill bit (3), its characterized in that, the standing groove has been seted up to the upper surface of fixing base (1), interior drill bit (2) are located the inside of standing groove, the inside of fixing base (1) just is located the below of standing groove and transversely is equipped with first cavity, the inside of first cavity transversely is equipped with two-way lead screw (4), first antifriction bearing has all been inlayed to the left and right sides of first cavity, the both ends of two-way lead screw (4) are all rotated through first antifriction bearing and the left and right sides of first cavity and are connected, the inside symmetry of first cavity is equipped with two first movable blocks (5) of left and right sides distribution, two first movable blocks (5) all slide and set up in the inside of first cavity, the lateral wall of two first movable blocks (5) is respectively through first screw hole and second screw hole and the pole wall both sides of two-way lead The bidirectional screw rod type drill bit comprises threaded connection, wherein connecting plates (6) are fixedly arranged on the upper sides of two first moving blocks (5), grooves are formed in the upper sides of the first cavities and in positions corresponding to the two connecting plates (6), one side, away from the first moving blocks (5), of the two connecting plates (6) extends to the inside of the two grooves respectively, clamping blocks (7) are fixedly arranged on one sides, facing towards the inner drill bit (2), of the two grooves, one sides, away from the corresponding connecting plates (6), of the two clamping blocks (7) run through the inside of the placing groove, clamping grooves are formed in the left side and the right side of the inner drill bit (2), the clamping grooves are matched with the clamping blocks (7), a rotating shaft (8) is fixedly arranged at the right end of the bidirectional screw rod (4), and a limiting mechanism is arranged on the rod wall and the other end of the rotating shaft (8.

2. The drill bit is characterized in that the limiting mechanism comprises a rotary table (9), a one-way lead screw (10), a second moving block (11) and a connecting rod (12), a second cavity is arranged inside the rotary shaft (9), the one-way lead screw (10) is transversely arranged inside the second cavity, second rolling bearings are embedded in the left side and the right side of the second cavity, two ends of the one-way lead screw (10) are rotatably connected with the left side and the right side of the second cavity through the second rolling bearings, the second moving block (11) is slidably arranged inside the second cavity, a third threaded hole in the side wall of the second moving block (11) is in threaded connection with the rod wall of the one-way lead screw (10), the right end of the one-way lead screw (10) penetrates through the outer portion of the rotary shaft (8), and the connecting rod (12) is fixedly arranged on the upper side and the lower side of the second moving block (11) respectively, the top and the bottom of the second cavity are both provided with a strip-shaped hole, one end, away from the second moving block (11), of each connecting rod (12) penetrates through the strip-shaped holes and is fixedly connected with the inner wall of the rotary table (9), two limiting rods (13) are symmetrically and fixedly arranged on one side, facing the fixed base (1), of the rotary table (9), the side wall of the fixed base (1) is provided with a plurality of limiting grooves which are uniformly distributed in a surrounding mode through the center of the rotating shaft (8), and the limiting rods (13) are matched with the limiting grooves.

3. The easy-to-disassemble and assemble hot-melt pipe repair drill bit as claimed in claim 2, wherein a rocking handle (14) is fixedly arranged at one end of the one-way screw rod (10) located outside the rotating shaft (8).

4. The drill bit for repairing the hot-melt pipe fitting easy to disassemble and assemble according to claim 1, wherein two positioning grooves are symmetrically formed in the side wall of the placing groove, positioning blocks (16) are fixedly arranged on the side walls of the inner drill bit (2) and the outer drill bit (3), and the positioning blocks (16) are matched with the positioning grooves.

5. The easy-to-disassemble and assemble hot-melt pipe repair drill bit as claimed in claim 1, wherein a limiting slide rod (17) is transversely arranged inside the groove, two ends of the limiting slide rod (17) are respectively and fixedly connected with the left side and the right side of the groove, and the rod wall of the connecting plate (6) is in sliding connection with the rod wall of the limiting slide rod (17) through a limiting slide hole.

6. The drill bit is characterized in that a mounting rod (15) is fixedly arranged on the lower surface of the fixing seat (1).

7. The drill bit for repairing the easily disassembled and assembled hot-melt pipe fitting is characterized in that the fixed seat (1) is a circular seat.

8. The drill bit for repairing the easily disassembled and assembled hot-melt pipe fitting is characterized in that the inner drill bit (2) and the outer drill bit (3) are made of high-carbon steel.

Technical Field

The invention relates to the technical field of repairing drill bits, in particular to a hot-melting pipe repairing drill bit easy to disassemble and assemble.

Background

Because of reasons such as technique in the construction of PPR and PE hot melt pipe fitting, can appear sometimes not melting after the butt fusion and can leak the phenomenon, both extravagant manual work and material in the maintenance process, sometimes the pipe fitting is countless, can lack the accessory after not melting, can reduce extravagant and reduce the time of construction through restoreing the drill bit, the principle of its use is that the high-speed rotatory frictional force of utilizing pistol drill drive to restore the drill bit, produce heat energy, make hot melt pipe fittings such as PPR or PE melt the brill and remove unnecessary part, make it resume original service function, high durability and convenient to use, thereby reduce the waste of material and improve profit and income.

The existing repairing drill bit is generally divided into an inner drill bit and an outer drill bit, when different hot-melt pipe fittings are required to be replaced repeatedly, but the existing inner drill bit and the existing outer drill bit have the problems of inconvenient replacement and low replacement efficiency when being replaced, so that the practicability of the inner drill bit and the outer drill bit is reduced. Therefore, the invention designs the hot-melting pipe fitting repairing drill bit easy to disassemble and assemble.

Disclosure of Invention

The invention aims to solve the problems that in the prior art, a repairing drill bit is generally divided into an inner drill bit and an outer drill bit, different drill bits need to be repeatedly replaced when different hot-melt pipe fittings are repaired, but the existing inner drill bit and the existing outer drill bit are inconvenient to replace and low in replacement efficiency when replaced, and the hot-melt pipe fitting repairing drill bit easy to disassemble and assemble is provided.

In order to achieve the purpose, the invention adopts the following technical scheme:

a hot-melt pipe repair drill bit easy to disassemble and assemble comprises a fixed seat, an inner drill bit and an outer drill bit, wherein a placing groove is formed in the upper surface of the fixed seat, the inner drill bit is positioned inside the placing groove, a first cavity is transversely formed in the fixed seat and below the placing groove, a bidirectional lead screw is transversely arranged in the first cavity, first rolling bearings are embedded in the left side and the right side of the first cavity, two ends of the bidirectional lead screw are rotatably connected with the left side and the right side of the first cavity through the first rolling bearings, two first moving blocks distributed on the left side and the right side are symmetrically arranged in the first cavity, the two first moving blocks are slidably arranged in the first cavity, the side walls of the two first moving blocks are respectively in threaded connection with two sides of the rod wall of the bidirectional lead screw through a first threaded hole and a second threaded hole, and connecting plates are fixedly arranged on the upper sides of the two first moving blocks, the upper side of the first cavity and the corresponding positions of the two connecting plates are provided with grooves, one side, away from the first moving block, of the two connecting plates extends to the inside of the two grooves respectively, clamping blocks are fixedly arranged on one side, facing the inner drill bit, of the two connecting plates, one side, away from the corresponding connecting plates, of the two clamping blocks penetrates through the inside of the placing groove, clamping grooves are formed in the left side and the right side of the inner drill bit and matched with the clamping blocks, a rotating shaft is fixedly arranged at the right end of the bidirectional lead screw, and the other end of the rotating shaft extends to the outside of the fixing seat and a limiting mechanism is arranged on the rod.

Preferably, the limiting mechanism comprises a rotary disc, a one-way lead screw, a second moving block and connecting rods, a second cavity is arranged inside the rotary shaft, the one-way lead screw is transversely positioned inside the second cavity, second rolling bearings are embedded in the left side and the right side of the second cavity, two ends of the one-way lead screw are rotatably connected with the left side and the right side of the second cavity through the second rolling bearings, the second moving block is slidably arranged inside the second cavity, a third threaded hole in the side wall of the second moving block is in threaded connection with the rod wall of the one-way lead screw, the right end of the one-way lead screw penetrates through the rotary shaft, the connecting rods are fixedly arranged on the upper side and the lower side of the second moving block respectively, strip-shaped holes are formed in the top and the bottom of the second cavity, and one ends of the two connecting rods, which are far away from the second moving block, penetrate through the, the carousel is equipped with two gag lever posts towards one side symmetry fixed of fixing base, the lateral wall of fixing base is equipped with a plurality of evenly distributed's spacing groove with the center ring of pivot, gag lever post and spacing groove cooperate.

Preferably, a rocking handle is fixedly arranged at one end of the one-way screw rod, which is positioned outside the rotating shaft.

Preferably, two positioning grooves are symmetrically formed in the side wall of the placing groove, positioning blocks are fixedly arranged on the side walls of the inner drill bit and the outer drill bit, and the positioning blocks are matched with the positioning grooves.

Preferably, the inside of recess transversely is equipped with spacing slide bar, the both ends of spacing slide bar respectively with the left and right sides fixed connection of recess, the pole wall of connecting plate passes through spacing slide opening and the pole wall sliding connection of spacing slide bar.

Preferably, the lower surface of the fixing seat is fixedly provided with a mounting rod.

Preferably, the fixed seat is a circular seat.

Preferably, the inner drill bit and the outer drill bit are both made of high-carbon steel.

Compared with the prior art, the invention provides the hot-melt pipe repair drill bit easy to disassemble and assemble, which has the following beneficial effects:

1. this drill bit is restoreed to hot melt pipe fitting of easy dismouting, through setting up the standing groove at the fixing base upper surface, can place interior drill bit or outer drill bit, through setting up the inside two-way lead screw at the fixing base, first movable block, the connecting plate, the fixture block, pivot and carousel, staff's hand rotates the carousel and makes two-way lead screw rotatory, two-way lead screw can drive two first movable blocks simultaneously and keep away from the removal relatively, thereby make two fixture blocks and interior drill bit or the draw-in groove separation on the outer drill bit through two connecting plates, and then can carry out quick dismantlement with interior drill bit or outer drill bit and change.

2. This drill bit is restoreed to hot melt pipe fitting of easy dismouting, through setting up at the epaxial one-way lead screw of commentaries on classics, the second movable block, the connecting rod, gag lever post and rocking handle, staff's hand rotates the rocking handle and makes one-way lead screw rotatory, one-way lead screw can drive the second movable block and remove, thereby it moves and makes the spacing groove cooperation on gag lever post and the fixing base on the axle wall of pivot to drive the carousel through two connecting rods, and then can carry out spacing fixed with pivot and two-way lead screw, increase the fixed effect of drill bit or outer drill bit and fixing base in.

The device has the advantages that the operation method is simple, the inner drill bit or the outer drill bit can be conveniently and quickly disassembled and replaced, and the practicability is high.

Drawings

FIG. 1 is a schematic structural diagram of a drill bit for repairing a hot-melt pipe fitting, which is easy to disassemble and assemble according to the present invention;

FIG. 2 is a schematic view of the outer drill bit shown in FIG. 1;

FIG. 3 is an enlarged view of a portion A of FIG. 1;

fig. 4 is a schematic structural view of the fixing base in fig. 1.

In the figure: the drilling machine comprises a fixed seat 1, an inner drill bit 2, an outer drill bit 3, a bidirectional screw rod 4, a first moving block 5, a connecting plate 6, a clamping block 7, a rotating shaft 8, a rotating disc 9, a unidirectional screw rod 10, a second moving block 11, a connecting rod 12, a limiting rod 13, a rocking handle 14, an installation rod 15, a positioning block 16 and a limiting slide rod 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-4, a drill bit is repaired to hot melt pipe fitting of easy dismouting, including fixing base 1, interior drill bit 2 and outer drill bit 3 all adopt high-carbon steel to make, the lower fixed surface of fixing base 1 is equipped with installation pole 15, fixing base 1 is circular seat, the standing groove has been seted up to the upper surface of fixing base 1, interior drill bit 2 is located the inside of standing groove, the inside of fixing base 1 just is located the below of standing groove and transversely is equipped with first cavity, the inside of first cavity transversely is equipped with two-way lead screw 4, the left and right sides of first cavity all inlays and is equipped with first antifriction bearing, the both ends of two-way lead screw 4 all are connected with the left and right sides rotation of first cavity through first antifriction bearing, the inside symmetry of first cavity is equipped with two first movable blocks 5 that distribute about, two first movable blocks 5 all slide and set up in the inside of first cavity, the lateral wall of two first movable blocks 5 respectively through first screw hole and two sides of the wall are in threaded connection, connecting plates 6 are fixedly arranged on the upper sides of the two first moving blocks 5, grooves are formed in the upper sides of the first cavities and correspond to the positions of the two connecting plates 6, one sides of the two connecting plates 6, which are far away from the first moving blocks 5, extend into the two grooves respectively, clamping blocks 7 are fixedly arranged on one sides, which face the inner drill bits 2, of the two clamping blocks 7, one sides, which are far away from the corresponding connecting plates 6, of the two clamping blocks extend into the placing grooves respectively, clamping grooves are formed in the left side and the right side of the inner drill bits 2, the clamping grooves are matched with the clamping blocks 7, a rotating shaft 8 is fixedly arranged at the right end of the bidirectional screw rod 4, the other end of the rotating shaft 8 extends to the outer portion of the fixed seat 1, a limiting mechanism is arranged on the rod wall, the bidirectional screw rod 4 is rotated by a hand of a worker, the rotating turntable 9 can drive, and then the inner drill bit 2 or the outer drill bit 3 can be quickly disassembled and replaced.

The limiting mechanism comprises a rotary table 9, a one-way lead screw 10, a second moving block 11 and connecting rods 12, a second cavity is arranged inside the rotary shaft 9, the one-way lead screw 10 is transversely positioned inside the second cavity, second rolling bearings are embedded in the left side and the right side of the second cavity, two ends of the one-way lead screw 10 are rotatably connected with the left side and the right side of the second cavity through the second rolling bearings, the second moving block 11 is slidably arranged inside the second cavity, third threaded holes in the side wall of the second moving block 11 are in threaded connection with the rod wall of the one-way lead screw 10, the right end of the one-way lead screw 10 penetrates through the outer part of the rotary shaft 8, the connecting rods 12 are respectively and fixedly arranged on the upper side and the lower side of the second moving block 11, strip holes are respectively arranged at the top and the bottom of the second cavity, one ends of the two connecting rods 12 far away from the second moving block 11 respectively penetrate through the two strip holes and, the lateral wall of fixing base 1 is with the spacing groove that the center ring of pivot 8 was opened and is equipped with a plurality of evenly distributed, gag lever post 13 and spacing groove cooperate, one-way lead screw 10 is located the fixed rocking handle 14 that is equipped with of the outside one end of pivot 8, staff's hand rotates rocking handle 14 and makes one-way lead screw 10 rotatory, one-way lead screw 10 can drive second movable block 11 and remove, thereby drive carousel 9 through two connecting rods 12 and remove on the axle wall of pivot 8 and make the spacing groove cooperation on gag lever post 13 and the fixing base 1, and then can carry out spacing fixed with pivot 8 and two-way lead screw 4, increase interior drill bit 2 or outer drill bit 3 and the fixed effect of fixing base 1.

Two locating grooves are symmetrically formed in the side wall of the placing groove, locating blocks 16 are fixedly arranged on the side walls of the inner drill bit 2 and the outer drill bit 3, and the locating blocks 16 are matched with the locating grooves.

The inside of recess transversely is equipped with limit slide bar 17, and limit slide bar 17's both ends respectively with the left and right sides fixed connection of recess, the pole wall of connecting plate 6 passes through limit slide hole and limit slide bar 17's pole wall sliding connection, can increase the stability that connecting plate 6 removed.

When the bidirectional screw rod type drill bit is used, the inner drill bit 2 or the outer drill bit 3 can be placed through the placing groove formed in the upper surface of the fixing seat 1, the bidirectional screw rod 4, the first moving block 5, the connecting plate 6, the clamping blocks 7, the rotating shaft 8 and the rotating disc 9 are arranged in the fixing seat 1, a worker rotates the rotating disc 9 by hand to enable the bidirectional screw rod 4 to rotate, the bidirectional screw rod 4 can simultaneously drive the two first moving blocks 5 to move away from each other, so that the two clamping blocks 7 are separated from the clamping grooves in the inner drill bit 2 or the outer drill bit 3 through the two connecting plates 6, and the inner drill bit 2 or the outer drill bit 3 can be rapidly disassembled and replaced; through setting up one-way lead screw 10 in pivot 8, second movable block 11, connecting rod 12, gag lever post 13 and rocking handle 14, staff's hand rotates rocking handle 14 and makes one-way lead screw 10 rotatory, one-way lead screw 10 can drive second movable block 11 and remove, thereby drive carousel 9 through two connecting rods 12 and remove on the axle wall of pivot 8 and make the gag lever post 13 and the cooperation of the spacing groove on the fixing base 1, and then can carry out spacing fixed with pivot 8 and two-way lead screw 4, drill bit 2 or outer drill bit 3 and the fixed effect of fixing base 1 in the increase.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.