CN106392136B - A kind of boring machine for crankshaft-link rod production - Google Patents
A kind of boring machine for crankshaft-link rod production Download PDFInfo
- Publication number
- CN106392136B CN106392136B CN201611192829.1A CN201611192829A CN106392136B CN 106392136 B CN106392136 B CN 106392136B CN 201611192829 A CN201611192829 A CN 201611192829A CN 106392136 B CN106392136 B CN 106392136B
- Authority
- CN
- China
- Prior art keywords
- substrate
- sliding rail
- boring cutter
- briquetting
- screw
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B39/00—General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
- B23B39/16—Drilling machines with a plurality of working-spindles; Drilling automatons
- B23B39/22—Drilling machines with a plurality of working-spindles; Drilling automatons with working-spindles in opposite headstocks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
- B23Q5/36—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission in which a servomotor forms an essential element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
- B23Q5/38—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously
- B23Q5/40—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously by feed shaft, e.g. lead screw
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/04—Work clamping means using fluid means or a vacuum
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The present invention provides it is a kind of for crankshaft-link rod production boring machine, including：Workbench equipped with sliding rail and screw structure；It is respectively arranged on two boring cutter mounting bases at sliding rail both ends；The boring cutter mechanism being separately mounted in two boring cutter mounting bases；On sliding rail and it is sleeved on the sliding block in the middle part of screw；Fixture mounting base mounted on sliding block upper surface；Fixture in fixture mounting base is mounted on by screw hole, fixture includes substrate, the limiting bearing, the cylinder being horizontally fixed on substrate and the briquetting being connect by lever mechanism with Telescopic-cylinder bar that are fixed on substrate side wall, boring cutter through-hole there are two being set on substrate, limiting bearing includes substantially being distributed in microcephaly's grip block in same level direction and major part supporting block, briquetting by guide post movably with substrate connection, be equipped with compressed spring between briquetting and substrate, briquetting with Telescopic-cylinder bar is movable respectively is connected to lever both ends.Invention enhances clamping workpiece and the convenience of pickup, while greatly improve processing efficiency.
Description
Technical field
The present invention relates to the boring machines in mechanical manufacturing field more particularly to a kind of production for crankshaft-link rod.
Background technology
Crankshaft connecting rod system is a kind of transmission mechanism for being widely used in engine, motor, and it is past to be used to implement piston linear
Power between multiple movement and bent axle rotary motion transmits, and connecting rod therein is directly connected to rod-shaped between piston and bent axle
Structure generally comprises microcephaly, shaft and major part, and small end of connecting rod is for connecting piston pin, and big end is for the song with bent axle
Handle pin connection, major part is generally designed as dissection type by shaft for connecting microcephaly and major part, to be easy to assembly, wherein by separated
Connecting rod cap is in part, and during due to production, connecting rod produces respectively with connecting rod cap, is then again fastened on connecting rod cap by connecting-rod bolts
To form the big end hole being closed on major part, bore hole is finally carried out respectively to the major part of connecting rod and small head end and is processed so that its interior table
Face reaches certain finish.Due to be first fixed when passing in and out bore hole to connecting rod, existing fixing device is clamping
It is all inconvenient during with taking-up workpiece, seriously affect the efficiency of Boring；Existing boring machine is usually only equipped with single simultaneously
Boring cutter, every time can only carry out a hole of connecting rod bore hole processing, and processing efficiency is more limited.
Invention content
For the deficiency in the presence of the prior art, the present invention provides a kind of boring machine for crankshaft-link rod production,
Greatly the convenience of clamping workpiece and pickup is enhanced, while improve processing efficiency.
To achieve the above object, present invention employs following technical solutions：
A kind of boring machine for crankshaft-link rod production, including：
Workbench is provided with horizontal sliding rail and the screw structure parallel with sliding rail, wherein screw on the workbench
Structure includes servo motor, is connected to the screw of servo motor output terminal and for installing the two of screw screw rodb bases；
Two boring cutter mounting bases being fixed on workbench, the upper surface of the boring cutter mounting base are provided with flatly and hang down
Directly in the sliding slot of sliding rail, for the radial section of the sliding slot in " convex " font structure, described two boring cutter mounting bases are respectively arranged on cunning
The both ends of rail, the lower surface of the boring cutter mounting base are respectively provided with the straight slot extended along sliding rail axis and prolong respectively for the both ends of sliding rail
It extends in straight slot；
The boring cutter mechanism being separately mounted to by sliding slot in two boring cutter mounting bases, the boring cutter machine in two boring cutter mounting bases
The main shaft of structure is oppositely arranged and each parallel to sliding rail；
On sliding rail and be sleeved on the sliding block in the middle part of screw so that the sliding block can under the action of screw structure edge
Sliding rail moves back and forth, and the height of the sliding block is less than the depth of sliding slot；
Fixture mounting base mounted on sliding block upper surface, fixture mounting base are equipped with horizontal and parallel with sliding rail spiral shell
Hole；
Fixture in fixture mounting base is mounted on by screw hole, the fixture includes being vertically arranged and surface is perpendicular to sliding rail
Substrate, the limiting bearing for being fixed on substrate side wall, the cylinder being horizontally fixed on substrate and by lever mechanism and cylinder
The briquetting of telescopic rod connection is wherein provided with for substrate to be mounted on the slotted hole and difference in fixture mounting base on substrate
The two boring cutter through-holes to match with big end end and small head end, and the central shaft of two boring cutter through-holes respectively with two boring cutters
The main shaft of mechanism coincides, and the substrate is mounted on by slotted hole and bolt arrangement in fixture mounting base；The limiting bearing
Including being substantially distributed in microcephaly's grip block in same level direction and major part supporting block, microcephaly's grip block towards major part branch
The side of bracer is equipped with notch of the opening towards major part supporting block, and the notch is parallel to the perpendicular of substrate surface
The shape intercepted is trapezoidal or triangle；The major part supporting block has a bearing diagonal face towards microcephaly's grip block；Lever
Mechanism includes the horizontal support column for being fixed on substrate side surfaces and movably arranged in the lever of support top end, and the briquetting passes through
At least two guide posts being horizontally set on substrate are additionally provided between the briquetting and substrate and are sleeved on movably with substrate connection
Compressed spring on guide post, the briquetting is between microcephaly's grip block and major part supporting block, and the separate substrate of the briquetting
The movable connection in lever one end of side and lever mechanism；The telescopic rod of the cylinder and the movable connection of the other end of lever.
Further, the both ends of the lever set spherical slot respectively, the separate substrate side of the briquetting be equipped with
The end of the horizontal cross bar that spherical slot matches, the Telescopic-cylinder bar and horizontal cross bar is both provided with size less than spherical
The ball coronal structure of slot and respectively with stretching into two spherical slots.
Compared with the prior art, the present invention has the advantages that：The present invention when being processed to connecting rod, put by connecting rod
It is placed on limiting bearing and passes through cylinder, lever construction and briquetting and compress connecting rod, while compressed spring savings elastic potential energy, i.e.,
It can start bore hole processing；Control cylinder unclamps briquetting after bore hole processing is completed, and briquetting is multiple rapidly under the action of compressed spring
Position, you can take out the connecting rod that bore hole finishes and be reloaded into next connecting rod to be processed, therefore enhance the clamping of connecting rod with taking
The convenience of part, while in fixture both sides setting Liang Ge boring cutters mechanism, by the way that fixture is controlled to be moved back and forth on sliding rail, it can be achieved that
Bore hole successively is carried out to two holes of connecting rod to handle, and is less than one minute the time required to the bore hole processing of each connecting rod, is greatly carried
High processing efficiency.
Description of the drawings
Fig. 1 is the structural front view of the present invention.
Fig. 2 is the structural front view of fixture of the present invention.
Fig. 3 is the left view of fixture clamping workpiece state of the present invention.
Specific embodiment
The technical solution in the present invention is further illustrated with reference to the accompanying drawings and embodiments.
As shown in the figure, the present invention proposes a kind of boring machine for crankshaft-link rod production, including：
Workbench 2 is provided with horizontal sliding rail 21 and the screw structure parallel with sliding rail 21 on the workbench 2,
Middle screw structure include servo motor 22, be connected to 22 output terminal of servo motor screw 23 and for screw 23 is installed two
A screw rodb base 24；
Two boring cutter mounting bases 3 being fixed on workbench 2, the upper surface of the boring cutter mounting base 3 are provided with flatly
And perpendicular to the sliding slot 31 of sliding rail 21, the radial section of the sliding slot 31 is in " convex " font structure, described two boring cutter mounting bases 3
Be respectively arranged on the both ends of sliding rail 21, the lower surface of the boring cutter mounting base 3 be respectively provided with the straight slot 32 that extends along 21 axis of sliding rail with
It is extended respectively in straight slot 32 for the both ends of sliding rail 21；
The boring cutter mechanism 4 being separately mounted to by sliding slot 32 in two boring cutter mounting bases 3, in two boring cutter mounting bases 3
The main shaft of boring cutter mechanism 4 is oppositely arranged and each parallel to sliding rail 21；
On sliding rail 21 and the sliding block 5 at 23 middle part of screw is sleeved on so that the sliding block 5 can be in the work of screw structure
It is moved back and forth with lower along sliding rail 21, and the height of the sliding block 5 is less than the depth of sliding slot 31；
Fixture mounting base 6 mounted on 5 upper surface of sliding block, fixture mounting base 6 are equipped with horizontal and equal with sliding rail 21
Capable screw hole 61；
By screw hole 61 be mounted on fixture mounting base 6 on fixture, the fixture include be vertically arranged and surface perpendicular to
The substrate 11 of sliding rail, the limiting bearing for being fixed on 11 side wall of substrate, the cylinder 12 being horizontally fixed on substrate 11 and pass through thick stick
The briquetting 14 that linkage 13 is connect with the telescopic rod 121 of cylinder 12, wherein being provided with to pacify substrate 11 on the substrate 11
Slotted hole 111 in fixture mounting base and the two boring cutter through-holes to match respectively with 10 stub end of connecting rod and small head end
112, and main shaft of the central shaft of two boring cutter through-holes respectively with Liang Ge boring cutters mechanism coincides, the substrate 11 passes through slotted hole
111 and bolt arrangement be mounted on fixture mounting base on；The limiting bearing includes substantially being distributed in the microcephaly in same level direction
Grip block 15 and major part supporting block 16, the side towards major part supporting block 16 of microcephaly's grip block 15 are equipped with an opening court
To the notch 151 of major part supporting block 16, the shape that perpendicular that the notch 151 is parallel to 11 surface of substrate is intercepted is
Trapezoidal, the notch also may be designed as triangle；When placing connecting rod, the small head end of connecting rod is caught in the notch, due to lacking
Mouth section is trapezoidal or triangle, is applicable to the connecting rod of various sizes；The major part supporting block 16 has one to be pressed from both sides towards microcephaly
Hold the bearing diagonal face 161 of block 15, the bearing diagonal face is in contact with the inclined-plane of the stub end of connecting rod and gives connecting rod one towards small
The skewed horizontal load power of head end, the two lines contact provided by notch is contacted with the face that bearing diagonal face provides can ensure to connect
Bar will not slide；The briquetting 14 by least two horizontally disposed guide posts 113 on the substrate 11 movably with substrate 11
Connection, is additionally provided with the compressed spring 114 being sleeved on guide post 113 between the briquetting 14 and substrate 11, the briquetting 14 is located at small
Between head grip block 15 and major part supporting block 16, by setting compressed spring that can put aside certain bullet when briquetting compresses connecting rod
Property potential energy, and cylinder telescopic rod retraction after, compressed spring can push briquetting to reset immediately, so that worker takes out immediately
Connecting rod that bore hole finishes simultaneously is packed into next connecting rod to be processed, improves work efficiency；The lever mechanism 13 includes level
Be fixed on 11 side of substrate support column 133 and movably arranged in the lever 131 on 133 top of support column, wherein lever 131
Both ends set spherical slot 132 of the opening towards substrate respectively, 11 side of separate substrate of the briquetting 14 equipped with it is spherical
The end of the horizontal cross bar 141 that slot 132 matches, the Telescopic-cylinder bar 121 and horizontal cross bar 141 is both provided with size and is less than
The ball coronal structure of spherical slot 132 and its end are respectively protruding into two spherical slots 132, since lever both ends were being run
Its rule is arc in journey, can be with by the size being designed and sized to be all higher than than horizontal cross bar and telescopic rod of spherical slot 132
Ensure that horizontal cross bar 141 and telescopic rod 121 are in always in corresponding spherical slot 132 and lever 131 is applied to level
The power of cross bar 141 is in the axial direction of horizontal cross bar 141 always, to ensure the stability of 14 compression of briquetting action.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to compared with
The present invention is described in detail in good embodiment, it will be understood by those of ordinary skill in the art that, it can be to the skill of the present invention
Art scheme is modified or replaced equivalently, and without departing from the objective and range of technical solution of the present invention, should all be covered at this
In the right of invention.
Claims (2)
1. a kind of boring machine for crankshaft-link rod production, which is characterized in that including：
Workbench is provided with horizontal sliding rail and the screw structure parallel with sliding rail, wherein screw structure on the workbench
Including servo motor, it is connected to the screw of servo motor output terminal and for installing the two of screw screw rodb bases；
Two boring cutter mounting bases being fixed on workbench, the upper surface of the boring cutter mounting base, which is provided with, to be horizontally and perpendicular to
The sliding slot of sliding rail, for the radial section of the sliding slot in " convex " font structure, described two boring cutter mounting bases are respectively arranged on sliding rail
Both ends, the lower surface of the boring cutter mounting base are respectively provided with the straight slot extended along sliding rail axis and are extended respectively to for the both ends of sliding rail
In straight slot；
The boring cutter mechanism being separately mounted to by sliding slot in two boring cutter mounting bases, boring cutter mechanism in two boring cutter mounting bases
Main shaft is oppositely arranged and each parallel to sliding rail；
On sliding rail and the sliding block in the middle part of screw is sleeved on so that the sliding block can be under the action of screw structure along sliding rail
It moves back and forth, and the height of the sliding block is less than the depth of sliding slot；
Fixture mounting base mounted on sliding block upper surface, fixture mounting base are equipped with horizontal and parallel with sliding rail screw hole；
By screw hole be mounted on fixture mounting base on fixture, the fixture include be vertically arranged and surface perpendicular to sliding rail substrate,
The limiting bearing for being fixed on substrate side wall, the cylinder being horizontally fixed on substrate and pass through lever mechanism and Telescopic-cylinder bar and connect
It is provided with for substrate to be mounted on the slotted hole and big with connecting rod respectively in fixture mounting base on the briquetting connect, wherein substrate
Two boring cutter through-holes that head end and small head end match, and the central shaft of the two boring cutter through-holes master with Liang Ge boring cutters mechanism respectively
Axis coincides, and the substrate is mounted on by slotted hole and bolt arrangement in fixture mounting base；The limiting bearing is included substantially
It is distributed in microcephaly's grip block in same level direction and major part supporting block, the side towards major part supporting block of microcephaly's grip block
Face is equipped with notch of the opening towards major part supporting block, what the perpendicular that the notch is parallel to substrate surface was intercepted
Shape is trapezoidal or triangle；The major part supporting block has a bearing diagonal face towards microcephaly's grip block；Lever mechanism includes
Level be fixed on substrate side surfaces support column and movably arranged in the lever of support top end, the briquetting passes through at least two
The guide post on substrate is horizontally set on movably with substrate connection, is additionally provided with and is sleeved on guide post between the briquetting and substrate
Compressed spring, the briquetting is between microcephaly's grip block and major part supporting block, and the separate substrate side of the briquetting and thick stick
The movable connection in lever one end of linkage；The telescopic rod of the cylinder and the movable connection of the other end of lever.
2. a kind of boring machine for crankshaft-link rod production as described in claim 1, it is characterised in that：The both ends of the lever point
Spherical slot is not set, and the separate substrate side of the briquetting is equipped with the horizontal cross bar to match with spherical slot, the cylinder
The end of telescopic rod and horizontal cross bar is both provided with ball coronal structure of the size less than spherical slot and respectively with stretching into two balls
In crown slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611192829.1A CN106392136B (en) | 2016-12-21 | 2016-12-21 | A kind of boring machine for crankshaft-link rod production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611192829.1A CN106392136B (en) | 2016-12-21 | 2016-12-21 | A kind of boring machine for crankshaft-link rod production |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106392136A CN106392136A (en) | 2017-02-15 |
| CN106392136B true CN106392136B (en) | 2018-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611192829.1A Active CN106392136B (en) | 2016-12-21 | 2016-12-21 | A kind of boring machine for crankshaft-link rod production |
Country Status (1)
| Country | Link |
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| CN (1) | CN106392136B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107755729A (en) * | 2017-10-31 | 2018-03-06 | 芜湖航天汽车连杆有限公司 | Engine connecting rod big end hole integral processing method |
| CN109304636A (en) * | 2018-10-19 | 2019-02-05 | 嘉兴市易嘉机械有限公司 | A kind of sliding finger setting feeding mechanism |
| CN110125447A (en) * | 2019-05-05 | 2019-08-16 | 阜阳市飞弘机械有限公司 | A kind of oil press gear-box porous special boring mill and its application method |
| CN111250757A (en) * | 2020-02-27 | 2020-06-09 | 玉林市成鑫机械有限责任公司 | Engine connecting rod reducer boring integrated processing equipment |
| CN114985418B (en) * | 2022-06-11 | 2023-08-08 | 淄博大力矿山机械有限公司 | Metal ball machine |
| CN117773618B (en) * | 2024-01-24 | 2024-05-28 | 山东鲁联机械制造有限公司 | Mechanical processing equipment for engine connecting rod |
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| CN205111380U (en) * | 2015-11-23 | 2016-03-30 | 宜都市仝鑫精密锻造有限公司 | Connecting rod bolt hole anchor clamps that drill and ream |
| CN205734029U (en) * | 2016-07-11 | 2016-11-30 | 平湖市品耀机器自动化有限公司 | A kind of metal tube workpiece side-wall hole fixture |
| CN206276942U (en) * | 2016-12-21 | 2017-06-27 | 重庆昌跃机电制造有限公司 | For the boring machine of crankshaft-link rod production |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6287245B1 (en) * | 1999-08-17 | 2001-09-11 | Tbt Tiefbohrtechnik Gmbh | Deep drilling device |
| CN2612483Y (en) * | 2003-04-08 | 2004-04-21 | 齐齐哈尔第一机床厂 | Digital control horizontal two-sided boring machine |
| CN204248015U (en) * | 2014-10-30 | 2015-04-08 | 重庆吉果科技有限公司 | Crank hole rig |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106392136A (en) | 2017-02-15 |
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Effective date of registration: 20180323 Address after: 402260 Chongqing city Jiangjin District double Fu Street poly source road No. 5 workshop 1 Applicant after: Chongqing Enterui Technology Co. Ltd. Address before: 402260 Jiangjin District, Chongqing District, the source of the new Fuk Road, No. 5 Applicant before: Chongqing Changyue Electromechanical Manufacturing Co., Ltd. |
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