CN106049482A - Seaming V-shape drilling machine - Google Patents

Seaming V-shape drilling machine Download PDF

Info

Publication number
CN106049482A
CN106049482A CN201610627866.4A CN201610627866A CN106049482A CN 106049482 A CN106049482 A CN 106049482A CN 201610627866 A CN201610627866 A CN 201610627866A CN 106049482 A CN106049482 A CN 106049482A
Authority
CN
China
Prior art keywords
recessed
convex
sheave
fixed
type
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201610627866.4A
Other languages
Chinese (zh)
Inventor
刘玉燕
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201610627866.4A priority Critical patent/CN106049482A/en
Publication of CN106049482A publication Critical patent/CN106049482A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
    • E02D5/18—Bulkheads or similar walls made solely of concrete in situ
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
    • E02D5/22—Piles
    • E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
    • E02D5/46—Concrete or concrete-like piles cast in position ; Apparatus for making same making in situ by forcing bonding agents into gravel fillings or the soil
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/16—Plural down-hole drives, e.g. for combined percussion and rotary drilling; Drives for multi-bit drilling units
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/001—Drilling a non circular hole
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D2250/00—Production methods
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D2300/00—Materials
    • E02D2300/0004—Synthetics
    • E02D2300/0018—Cement used as binder
    • E02D2300/002—Concrete

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Structural Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Physics & Mathematics (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)

Abstract

The invention discloses a seaming V-shape drilling machine. The seaming V-shape drilling machine comprises a concave V-shape drilling machine and a convex V-shape drilling machine. A plurality of concrete concave V-shape piles arranged at the interval of one convex V-shape pile are manufactured, a concrete convex V-shape pile with the front direction and the back direction opposite is manufactured within the distance between every two concave V-shape piles by the convex V-shape drilling machine according to the working mode of the convex V-shape drilling machine, two convex < shapes at the front end of the left of each convex V-shape pile are matched with two concave < shapes at the rear end of the right of the concave V-shape pile at the left side, two convex < shapes at the front end of the right of each concrete convex V-shape pile are matched with two concave < shapes at the rear end of the left of the concave V-shape pile at the right side, and therefore a V-shape pile wall formed by mutual seaming of the multiple concrete concave V-shape piles and the concrete convex V-shape piles between every two adjacent concrete concave V-shape piles can be obtained and can be used for retaining soil and preventing leakage for a building foundation.

Description

Seaming V-type rig
Technical field
The present invention relates to a kind of agitation driller, the recessed V-type stake used in a kind of building foundation engineering and convex V-type stake Mutually seaming forms the seaming V-type rig of V-type piling wall.
Background technology
Soil-cement rig be by the multiple drill bit of power drive rotate, multiple drill bits in rotation process by under drill bit The earth cutting in portion stirs into cement earth pile with cement mortar, at present, and the cement earth pile reinforced for geology in building foundation engineering It is all to be formed by multiple soil cement cylinders overlap joint.
Summary of the invention
The invention provides the seaming V-type rig of a kind of recessed V-type stake and convex V-type stake mutual seaming formation V-type piling wall.
The present invention is achieved through the following technical solutions:
A kind of recessed V-type stake and the convex mutual seaming of V-type stake form the seaming recessed V-type rig of recessed V-type piling wall, including recessed V-type rig and Convex V-type rig.
Recessed V-type rig includes following structure: fixed drive machine five shell upper end, mobile jib one lower end, drives the defeated of machine five lower end Shaft is fixed with a drill bit one, and mobile jib one bottom left rear side is fixed with stull one, and vertical brace is fixed in the left end bottom of stull one The upper end of one, the lower end of vertical brace one is fixed on the centre of driving machine one shell, and the front end output shaft of driving machine one is fixed with front recessed " " sheave one, the rear end output shaft of driving machine one is fixed with rear recessed " " sheave one；Mobile jib one bottom right lateral side is fixed with stull Two, the upper end of vertical brace two is fixed in the right-hand member bottom of stull two, and the centre of driving machine two shell is fixed in the lower end of vertical brace two, drives The front end output shaft of motivation two is fixed with front recessed " " sheave two, and the rear end output shaft of driving machine two is fixed with rear recessed " " sheave Two；The circumference of each recessed " " sheave is provided with multiple stirring knife with " " connected in star, the surface of groove.
Convex V-arrangement rig includes following structure: motor five shell upper end, the output shaft of motor five lower end are fixed in mobile jib two lower end Being fixed with a drill bit two, mobile jib two bottom left rear side is fixed with cross bar one, and vertical rod one is fixed in the left end bottom of cross bar one Upper end, the lower end of vertical rod one is fixed on the centre of motor one shell, and the front end output shaft of motor one is fixed with lordosis " " sheave One, the rear end output shaft of motor one is fixed with rear convex " " sheave one；Cross bar two, cross bar two it is fixed with on rear side of mobile jib two lower right Right-hand member bottom be fixed on the upper end of vertical rod two, the centre of motor two shell, the front end of motor two are fixed in the lower end of vertical rod two Output shaft is fixed with lordosis " " sheave two, and the rear end output shaft of motor two is fixed with rear convex " " sheave two；Each convex " " sheave Circumference convex with " " shape rib, the convex surface of rib is provided with multiple stirring knife.
The present invention has a following feature:
The present invention can manufacture the convex V-type of concrete between the concrete recessed V-type stake that the recessed V-type stake of multiple concrete is adjacent with each two The V-type piling wall of stake mutually seaming, for gear soil, the antiseep on building basis.
Accompanying drawing explanation
The present invention is further illustrated below in conjunction with the accompanying drawings:
Fig. 1 is the front view of recessed V-type rig；
Fig. 2 is the rearview of recessed V-type rig；
Fig. 3 is the A A view of Fig. 1；
Fig. 4 is the B B view of Fig. 1；
Fig. 5 is the front view of convex V-type rig；
Fig. 6 is the rearview of convex V-type rig；
Fig. 7 is the C C view of Fig. 5；
Fig. 8 is the D D view of Fig. 5；
Fig. 9 is the cross-sectional view that multiple V-types that recessed V-type stake is formed with the convex mutual seaming of V-type stake are connected pile body.
In figure: 1, mobile jib one, 2, vertical brace one, 3, vertical brace two, 4, front recessed " " sheave one, 5, front recessed " " sheave two, 6, drive Motivation one, 7, drive machine two, 8, stirring knife, 9, rear recessed " " sheave one, 10, rear recessed " " sheave two, 11, output shaft, 12, stull One, 13, stull two, 14, drive machine five, 15, drill bit one；31, mobile jib two, 32, vertical rod one, 33, vertical rod two, 34, lordosis " " groove Wheel one, 35, lordosis " " sheave two, 36, motor one, 37, motor two, 39, rear convex " " sheave one, 40, rear convex " " sheave two, 42, cross bar one, 43, cross bar two, 44, motor five, 45, drill bit two.
Detailed description of the invention
Accompanying drawing is a kind of specific embodiment of the present invention, and this embodiment includes recessed V-type rig and convex V-type rig.
Recessed V-type rig includes the structure in Fig. 1, Fig. 2, Fig. 3, Fig. 4；On fixed drive machine 5 14 shell of mobile jib 1 lower end End, the output shaft of driving machine five lower end is fixed with a drill bit 1, and mobile jib one bottom left rear side is fixed with stull 1, stull The upper end of vertical brace 1 is fixed in the left end bottom of, and the centre of driving machine 1 shell is fixed in the lower end of vertical brace one, drives machine The front end output shaft 11 of one is fixed with front recessed " " sheave 1, and the rear end output shaft 11 of driving machine one is fixed with rear recessed " " sheave One 9；Mobile jib one bottom right lateral side is fixed with stull 2 13, and the upper end of vertical brace 23, vertical brace two are fixed in the right-hand member bottom of stull two Lower end be fixed on the centre of driving machine 27 shell, the front end output shaft 11 of driving machine two is fixed with front recessed " " sheave 25, drives The rear end output shaft of motivation two is fixed with rear recessed " " sheave 2 10；The circumference of each recessed " " sheave is with " " connected in star, groove Surface multiple stirring knife 8 is installed.
One end of driving machine one is provided with gear wheel reversing mechanism, thus drives machine one to drive the output shaft synchronous at two ends when working Rotate backward.
One end of driving machine two is provided with gear wheel reversing mechanism, thus drives machine two to drive the output shaft synchronous at two ends when working Rotate backward.
Recessed V-type rig is also equipped with grouting pump, during work grouting pump to drive machine one bottom, drive machine two bottom with And drill bit one lower part does not irrigate water under high pressure, driving machine five drives drill bit one rotation of its lower end when working, driving machine one works Time drive before recessed " " sheave one rotate forward, when driving machine one works drive after recessed " " sheave one invert, driving machine two drives when working Before dynamic, recessed " " sheave two rotates forward, and after driving when driving machine two works, recessed " " sheave two inverts；Drill bit one will in rotation process The soil cutting of drill bit one lower end, front recessed " " sheave one, rear recessed " " sheave one, front recessed " " sheave two and rear recessed " " sheave two By the soil cutting of its lower end in rotation；Left back end-grain cutting is whittled in rotation by front recessed " " sheave one and rear recessed " " sheave one Right rear end is cut into two recessed " " shapes in rotation by two recessed " " shapes, front recessed " " sheave two and rear recessed " " sheave two；Cut The soil body chipped away is blended in mud, and water under high pressure constantly injects, and mud constantly flows out to outside hole from hole, and mobile jib one is downwards Form a left back end and right rear end during being pressed into and be respectively provided with the hole of two recessed " " shapes, casting concrete in this hole, Produce concrete recessed V-type stake.
Convex V-arrangement rig includes the structure in Fig. 5, Fig. 6, Fig. 7, Fig. 8；Mobile jib 2 31 lower end is fixed on motor 5 44 shell End, the output shaft of motor five lower end is fixed with a drill bit 2 45, and mobile jib two bottom left rear side is fixed with cross bar 1, cross bar one Left end bottom be fixed on the upper end of vertical rod 1, the centre of motor 1 shell is fixed in the lower end of vertical rod one, motor one Front end output shaft 11 is fixed with lordosis " " sheave 1, and the rear end output shaft 11 of motor one is fixed with rear convex " " sheave 1； Being fixed with cross bar 2 43 on rear side of mobile jib two lower right, the upper end of vertical rod 2 33 is fixed in the right-hand member bottom of cross bar two, vertical rod two The centre of motor 2 37 shell is fixed in lower end, and the front end output shaft 11 of motor two is fixed with lordosis " " sheave 2 35, motor two Rear end output shaft be fixed with after convex " " sheave 2 40；The circumference of each convex " " sheave is convex with " " shape rib, the surface that rib is convex Multiple stirring knife 8 is installed.
One end of motor one is provided with gear wheel reversing mechanism, and when thus motor one works, the output shaft synchronous at driving two ends is reverse Rotate.
One end of motor two is provided with gear wheel reversing mechanism, and when thus motor two works, the output shaft synchronous at driving two ends is reverse Rotate.
Convex V-arrangement rig is also equipped with grouting pump, grouting pump bottom, the bottom of motor two and brill to motor one during work Two bottoms irrigate water under high pressure respectively, and motor five drives drill bit two rotation of its lower end when working, before driving when motor one works Convex " " sheave one rotates forward, and after driving when motor one works, convex " " sheave one inverts, and drives lordosis " " sheave when motor two works Two rotate forward, and after driving when motor two works, tongue takes turns two reversions；The soil body of drill bit two lower end is cut in rotation process by drill bit two Cut, lordosis " " sheave one, rear convex " " sheave one, lordosis " " sheave two and rear convex " " sheave two in rotation by its lower end Soil cutting；Left back end-grain cutting is whittled into two convex " " shapes, lordosis in rotation by lordosis " " sheave one and rear convex " " sheave one Right rear end is cut into two convex " " shapes in rotation by " " sheave two and rear convex " " sheave two；The soil body mixing cut In mud, water under high pressure constantly injects, and mud constantly flows out to outside hole from hole, and mobile jib two forms one during being pressed into downwards Individual left back end and right rear end are respectively provided with the hole of two convex " " shapes, casting concrete in this hole, produce the convex V of concrete Shape stake.
Convex " " shape of convex V-type stake is coincide with recessed " " shape of recessed V-type stake.
The working method that recessed V-type rig manufactures V-type piling wall with convex V-type rig is as follows: in the position needing pile, use recessed V Type rig manufactures a concrete recessed V-type stake, right side of recessed V-type stake at this, interval according to the working method of above-mentioned recessed V-type rig The distance of one convex V-type stake manufactures the recessed V-type stake of another concrete, so manufacture the convex V-type pilespacing in one, multiple intervals from mixed Solidifying native recessed V-type stake, when the concrete strength of the concrete on both sides recessed V-type stake reaches a timing, then between each two recessed V-type stake Spacing in, manufacture concrete the most reverse before and after with convex V-type rig respectively according to the working method of above-mentioned convex V-type rig convex V-type stake, makes two convex " " shapes of each convex left front end of V-type stake be fit to two recessed " " shapes of the left side recessed V-type stake right rear end, makes Two convex " " shapes of each concrete convex V-type stake right front ends are fit to two recessed " " shapes of the recessed left back end of V-type stake in the right, so Form the concrete convex V-type mutual seaming of stake between the concrete recessed V-type stake that the recessed V-type stake of multiple concrete is adjacent with each two V-type piling wall, for gear soil, the antiseep on building basis.

Claims (2)

1. a seaming V-type rig, including recessed V-type rig and convex V-type rig, it is characterised in that:
The concrete structure of described recessed V-type rig includes: fixed drive machine five (14) shell upper end, mobile jib one (1) lower end, drives machine The output shaft of five lower ends is fixed with a drill bit one (15), and mobile jib one bottom left rear side is fixed with stull one (12), stull one The upper end of vertical brace one (2) is fixed in left end bottom, and the centre of driving machine one (6) shell is fixed in the lower end of vertical brace one, drives machine The front end output shaft (11) of one is fixed with front recessed " " sheave one (4), recessed after driving the rear end output shaft (11) of machine one to be fixed with " " sheave one (9)；Mobile jib one bottom right lateral side is fixed with stull two (13), and vertical brace two (3) is fixed in the right-hand member bottom of stull two Upper end, the lower end of vertical brace two is fixed on the centre of driving machine two (7) shell, is driven the front end output shaft (11) of machine two to be fixed with Front recessed " " sheave two (5), the rear end output shaft of driving machine two is fixed with rear recessed " " sheave two (10)；Each recessed " " sheave Circumference is with " " connected in star, and the surface of groove is provided with multiple stirring knife (8)；
During the work of described recessed V-type rig, grouting pump is to driving the bottom of machine one, the bottom driving machine two and drill bit one lower part Not irrigating water under high pressure, driving machine five drives drill bit one rotation of its lower end when working, recessed " " groove before driving when driving machine one works Wheel one rotating forward, after driving when driving machine one works, recessed " " sheave one inverts, recessed " " sheave two before driving when driving machine two works Rotating forward, after driving when driving machine two works, recessed " " sheave two inverts；Drill bit one in rotation process by the soil body of drill bit one lower end Cutting, front recessed " " sheave one, rear recessed " " sheave one, front recessed " " sheave two and rear recessed " " sheave two in rotation by its lower end Soil cutting；Left back end-grain cutting is whittled into two recessed " " shapes in rotation by front recessed " " sheave one and rear recessed " " sheave one, front recessed Right rear end is cut into two recessed " " shapes in rotation by " " sheave two and rear recessed " " sheave two；The soil body mixing cut In mud, water under high pressure constantly injects, and mud constantly flows out to outside hole from hole, and mobile jib one forms one during being pressed into downwards Individual left back end and right rear end are respectively provided with the hole of two recessed " " shapes, casting concrete in this hole, produce the recessed V of concrete Type stake；
The concrete structure of described convex V-arrangement rig includes: motor five (44) shell upper end, motor five times are fixed in mobile jib two (31) lower end The output shaft of end is fixed with a drill bit two (45), and mobile jib two bottom left rear side is fixed with cross bar one (42), the left end of cross bar one The upper end of vertical rod one (32) is fixed in bottom, and the centre of motor one (36) shell is fixed in the lower end of vertical rod one, before motor one End output shaft (11) is fixed with lordosis " " sheave one (34), and the rear end output shaft (11) of motor one is fixed with rear convex " " sheave one (39)；Being fixed with cross bar two (43) on rear side of mobile jib two lower right, the upper end of vertical rod two (33) is fixed in the right-hand member bottom of cross bar two, The centre of motor two (37) shell is fixed in the lower end of vertical rod two, and the front end output shaft (11) of motor two is fixed with lordosis " " groove Wheel two (35), the rear end output shaft of motor two is fixed with rear convex " " sheave two (40)；The circumference of each convex " " sheave is with " " Shape rib is convex, and the convex surface of rib is provided with multiple stirring knife 8；
During the work of described convex V-arrangement rig, bottom, the bottom of motor two and drill bit two bottom of motor one are filled by grouting pump respectively Note water under high pressure, motor five drives drill bit two rotation of its lower end when working, just driving lordosis " " sheave one when motor one works Turning, after driving when motor one works, convex " " sheave one inverts, and drives lordosis " " sheave two to rotate forward, motor two when motor two works Tongue wheel two reversion after driving during work；Drill bit two in rotation process by the soil cutting of drill bit two lower end, lordosis " " groove Take turns one, rear convex " " sheave one, lordosis " " sheave two and rear convex " " sheave two in rotation by the soil cutting of its lower end；Before Left back end-grain cutting is whittled into two convex " " shapes in rotation by convex " " sheave one and rear convex " " sheave one, lordosis " " sheave two and after Right rear end is cut into two convex " " shapes in rotation by convex " " sheave two；The soil body cut is blended in mud, high pressure Water constantly injects, and mud constantly flows out to outside hole from hole, mobile jib two be pressed into downwards during formed a left back end and Right rear end is respectively provided with the hole of two convex " " shapes, casting concrete in this hole, produces concrete convex V-arrangement stake；
Described recessed V-type rig manufactures the working method of V-type piling wall with described convex V-type rig: in the position needing pile, use recessed V Type rig manufactures a concrete recessed V-type stake, right side of recessed V-type stake at this, interval according to the working method of above-mentioned recessed V-type rig The distance of one convex V-type stake manufactures the recessed V-type stake of another concrete, so manufacture the convex V-type pilespacing in one, multiple intervals from mixed Solidifying native recessed V-type stake, when the concrete strength of the concrete on both sides recessed V-type stake reaches a timing, then between each two recessed V-type stake Spacing in, manufacture concrete the most reverse before and after with convex V-type rig respectively according to the working method of above-mentioned convex V-type rig convex V-type stake, makes two convex " " shapes of each convex left front end of V-type stake be fit to two recessed " " shapes of the left side recessed V-type stake right rear end, makes Two convex " " shapes of each concrete convex V-type stake right front ends are fit to two recessed " " shapes of the recessed left back end of V-type stake in the right, so Form the concrete convex V-type mutual seaming of stake between the concrete recessed V-type stake that the recessed V-type stake of multiple concrete is adjacent with each two V-type piling wall, for gear soil, the antiseep on building basis.
Seaming V-type rig the most according to claim 1, it is characterised in that: convex " " shape of described convex V-type stake and described recessed V Recessed " " shape of type stake is coincide.
CN201610627866.4A 2016-08-03 2016-08-03 Seaming V-shape drilling machine Withdrawn CN106049482A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610627866.4A CN106049482A (en) 2016-08-03 2016-08-03 Seaming V-shape drilling machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610627866.4A CN106049482A (en) 2016-08-03 2016-08-03 Seaming V-shape drilling machine

Publications (1)

Publication Number Publication Date
CN106049482A true CN106049482A (en) 2016-10-26

Family

ID=57197455

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610627866.4A Withdrawn CN106049482A (en) 2016-08-03 2016-08-03 Seaming V-shape drilling machine

Country Status (1)

Country Link
CN (1) CN106049482A (en)

Similar Documents

Publication Publication Date Title
CN106245634A (en) Broken line eye-splice is bored and is stirred machine
CN106245635A (en) Twin-lock bench drill stirs machine
CN106013129A (en) Y-shaped concave-convex interlocking drilling machine
CN106013083A (en) Concave-convex interlocking drilling machine
CN106088072A (en) Snap-in V-arrangement bores and stirs machine
CN106049482A (en) Seaming V-shape drilling machine
CN106049480A (en) Locking and connecting V-shape drilling machine
CN106065618A (en) Sealed V-type rig
CN106049456A (en) Meshed and buckled V-shaped drilling machine
CN106049450A (en) Zigzag-line locking and seaming type drilling machine
CN106065617A (en) Snap-in V-type rig
CN106049484A (en) Locking-notch V-shaped drilling machine
CN106049451A (en) Double locking and seaming type drilling machine
CN106049447A (en) Folding line engaging drilling machine
CN106065611A (en) Broken line snap fastener rig
CN106149704A (en) Snap close V-type rig
CN106049452A (en) Double opening-locking drilling and stirring machine
CN106065762A (en) Occlusion V-type rig
CN106193016A (en) Double seaming rigs
CN106149703A (en) Double snap fastener rigs
CN106049454A (en) Double seaming type drilling and stirring machine
CN106245630A (en) Seaming V-type is bored and is stirred machine
CN106065616A (en) Broken line occlusion drill
CN106223315A (en) Snap-in V-type is bored and is stirred machine
CN106223321A (en) Twin-lock connects brill and stirs machine

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
WW01 Invention patent application withdrawn after publication
WW01 Invention patent application withdrawn after publication

Application publication date: 20161026