CN106914877B - Scribing device and scribing method for cylinder outer side wall hole seat and inner side wall reinforcing rib - Google Patents
Scribing device and scribing method for cylinder outer side wall hole seat and inner side wall reinforcing rib Download PDFInfo
- Publication number
- CN106914877B CN106914877B CN201710175857.0A CN201710175857A CN106914877B CN 106914877 B CN106914877 B CN 106914877B CN 201710175857 A CN201710175857 A CN 201710175857A CN 106914877 B CN106914877 B CN 106914877B
- Authority
- CN
- China
- Prior art keywords
- scribing
- cylinder
- slide block
- side wall
- guide rail
- 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.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H7/00—Marking-out or setting-out work
- B25H7/04—Devices, e.g. scribers, for marking
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Abstract
The invention discloses a scribing device and a scribing method for a hole seat on the outer side wall and a reinforcing rib on the inner side wall of a cylinder, which solve the problems of scribing a hole seat machined on a thin-wall cylinder and scribing the reinforcing rib in the cylinder. The horizontal workbench comprises a horizontal workbench (1), wherein a main shaft assembly (4) is fixedly arranged at the left end of the horizontal workbench (1), a three-jaw chuck (5) is connected to the main shaft assembly, the left end of a barrel (7) horizontally placed along the left-right direction is clamped in the three-jaw chuck (5), the right end of the barrel is movably arranged on a supporting slide block (3), an annular dividing disc (6) is arranged on the three-jaw chuck at the outer side of the left end of the barrel (7), a scribing slide block guide rail (11) in the vertical direction is arranged on the front side surface of the vertical slide block (10), a scribing slide block (12) is movably arranged on the scribing slide block guide rail, a scribing slide rod (14) is movably arranged in a horizontal through hole (13) in the left-right direction, and a scribing needle mechanism (15) is arranged at the left end of the scribing slide rod. The invention has simple operation, high scribing precision and strong adaptability.
Description
Technical Field
The invention relates to a scribing device for determining the position of a center point of a hole seat when the hole seat on the outer side wall of a cylinder is machined, in particular to a scribing device and a scribing method for determining the position of a reinforcing rib when the reinforcing rib on the inner side wall of the cylinder is welded.
Background
When a hole seat is machined on a cylindrical thin-wall cylinder body, firstly, marking is conducted to determine the position of a central point of the hole seat, and the hole seat is machined according to the central point; meanwhile, in order to increase the strength of the thin-walled cylinder, the reinforcing ribs are welded in the cylinder, and scribing is also carried out before welding the reinforcing ribs to determine the positions of the reinforcing ribs. Because the thin-walled cylinder wall is very thin, the cylinder body is longer, the aperture is smaller, and the manual work can't enter into the section of thick bamboo and carry out the marking off of strengthening rib, in addition, accurate marking off on the section of thick bamboo wall lateral wall confirms hole seat position also difficulty, simultaneously, because the specification of on-the-spot processing drum is also various, current drum marking device can't accomplish the marking off task of the marking off of hole seat on the drum lateral wall and the strengthening rib on the inside wall simultaneously.
Disclosure of Invention
The invention provides a scribing device and a scribing method for a hole seat on the outer side wall and a reinforcing rib on the inner side wall of a cylinder, and solves the problems of scribing a hole seat machined on a thin-wall cylinder and scribing the reinforcing rib in the cylinder.
The invention solves the technical problems by the following technical proposal:
the utility model provides a marking device of drum lateral wall hole seat and inside wall strengthening rib, including the horizontal workbench, the rear end at the horizontal workbench is fixed and is provided with the riser, be provided with the horizontal guide rail on the left and right sides on the mesa of horizontal workbench, be provided with the vertical guide rail on the left and right sides on the preceding facade of riser, be provided with the support slider on the horizontal guide rail, the activity is provided with the facade slider on the vertical guide rail, the left end at the horizontal workbench is fixed and is provided with the main shaft assembly, be connected with the three-jaw chuck on the main shaft assembly, the left end joint of the barrel of horizontal placement in the left and right sides is in the three-jaw chuck, the right-hand member activity of barrel sets up on the support slider, be provided with annular dividing plate on the three-jaw chuck in the left end outside of barrel, be provided with the marking slide rail of upper and lower direction on the leading flank of facade slider, be provided with the marking slide on the marking slide rail activity, be provided with the horizontal through-hole in the left and right direction on the marking slide rail, be provided with the marking slide bar in the activity in the horizontal through-hole of left and right direction, the left end at the slide bar is provided with marking needle mechanism.
A vertical surface sliding block locking jackscrew is arranged between the vertical surface sliding block and the vertical plate, a scribing sliding block locking jackscrew is arranged between the scribing sliding block and the vertical surface sliding block, and a scribing sliding rod locking jackscrew is arranged between the scribing sliding block and the scribing sliding rod; and a roller is arranged on the top surface of the supporting sliding block.
A scribing method for a cylinder outer side wall hole seat and an inner side wall reinforcing rib comprises the following steps: the method comprises the following steps:
the method comprises the steps that a horizontal guide rail in the left-right direction is arranged on a table top of a horizontal workbench, a vertical surface guide rail in the left-right direction is arranged on a front vertical surface of a vertical plate, a supporting slide block is movably arranged on the horizontal guide rail, a vertical surface slide block is movably arranged on the vertical surface guide rail, a main shaft assembly is fixedly arranged at the left end of the horizontal workbench, a three-jaw chuck is connected to the main shaft assembly, the left end of a barrel horizontally arranged along the left-right direction is clamped in the three-jaw chuck, the right end of the barrel is movably arranged on the supporting slide block, an annular indexing disc is arranged on the three-jaw chuck at the outer side of the left end of the barrel, a scribing slide block guide rail in the up-down direction is arranged on the front side surface of the vertical surface slide block, a scribing slide block is movably arranged on the scribing slide block, a horizontal through hole in the left-right direction is movably arranged on the scribing slide block, and a scribing slide rod is movably arranged in the horizontal through hole in the left-right direction, and a scribing needle mechanism is arranged at the left end of the scribing slide rod;
secondly, moving the scribing slide block to the upper part of the cylinder along the scribing slide block guide rail, and locking the jackscrew through the scribing slide block;
thirdly, according to the distance between the center point of the hole seat of the outer side wall of the pre-processing cylinder and the right end of the cylinder, moving the vertical surface sliding block to the position right above the center point of the hole seat of the outer side wall of the cylinder, driving the cylinder clamped in the three-jaw chuck to rotate through the main shaft assembly, and scribing an arc line on the outer side wall of the cylinder through the scribing mechanism;
the third step, the barrel clamped in the three-jaw chuck is driven to rotate through the main shaft assembly, so that a scriber in the scriber mechanism is positioned on the radian indicated by an annular dividing disc where the center point of a hole seat of the outer side wall of the barrel is positioned, a scribing sliding block is moved, a horizontal straight line in the left-right direction is scribed on the outer side wall of the barrel, and the intersection point of the horizontal straight line and the circular arc line scribed in the second step is the center point of the hole seat of the outer side wall of the barrel to be processed;
fourthly, moving the vertical surface sliding block to the outer side of the right end of the cylinder body, unlocking the locking of the scribing sliding block to the jackscrew, moving the scribing sliding block to the lower end of the scribing sliding block guide rail, and locking the scribing sliding block to the jackscrew;
fifthly, releasing the locking jackscrew of the scribing slide rod, moving the scribing slide rod leftwards, enabling the scribing needle mechanism to extend into the position of the pre-welded inner side wall reinforcing rib in the cylinder, shrinking the scribing slide rod to lock the jackscrew, driving the cylinder clamped in the three-jaw chuck to rotate through the main shaft assembly, and scribing an inner side wall reinforcing rib welding arc line on the inner side wall of the cylinder through the scribing needle mechanism.
According to the invention, the hole seat scribing on the outer side surface of the cylinder wall and the scribing of the reinforcing rib on the inner side surface of the cylinder wall are simultaneously completed on one tool, the operation is simple, the scribing precision is high, and the adaptability is strong.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Detailed Description
The invention is described in detail below with reference to the attached drawing figures:
the utility model provides a marking device of drum lateral wall hole seat and inside wall strengthening rib, including horizontal workbench 1, be provided with riser 8 fixedly at horizontal workbench 1's rear end, be provided with horizontal guide rail 2 in the left and right directions on horizontal workbench 1's mesa, be provided with vertical guide rail 9 in the left and right directions on riser 8's front facade, be provided with support slider 3 on horizontal guide rail 2 activity, be provided with vertical slider 10 on vertical guide rail 9 activity, be provided with main shaft assembly 4 fixedly at horizontal workbench 1's left end, be connected with three-jaw chuck 5 on main shaft assembly 4, the left end joint of barrel 7 along horizontal placement in three-jaw chuck 5 in the left and right directions, the right-hand member activity of barrel 7 is provided with annular dividing disc 6 on support slider 3, be provided with vertical marking slider guide rail 11 on the front side of vertical slider 10, be provided with marking slider 12 on the activity of marking slider guide rail 11, be provided with horizontal through-hole 13 in the left and right directions on the vertical slider 9 activity, be provided with marking mechanism 14 in the horizontal through-hole in the left and right directions, be provided with marking mechanism 14 in the slide bar is provided with marking 14 in the slide bar activity in the left and right direction.
A vertical face slide block locking jackscrew 18 is arranged between the vertical face slide block 10 and the vertical plate 8, a scribing slide block locking jackscrew 16 is arranged between the scribing slide block 12 and the vertical face slide block 10, and a scribing slide rod locking jackscrew 17 is arranged between the scribing slide block 12 and the scribing slide rod 14; a roller is provided on the top surface of the support slider 3.
A scribing method for a cylinder outer side wall hole seat and an inner side wall reinforcing rib comprises the following steps: the method comprises the following steps:
the method comprises the steps that a horizontal guide rail 2 in the left-right direction is arranged on a table top of a horizontal workbench 1, a vertical guide rail 9 in the left-right direction is arranged on a front vertical surface of a vertical plate 8, a supporting slide block 3 is movably arranged on the horizontal guide rail 2, a vertical slide block 10 is movably arranged on the vertical guide rail 9, a main shaft assembly 4 is fixedly arranged at the left end of the horizontal workbench 1, a three-jaw chuck 5 is connected to the main shaft assembly 4, the left end of a barrel 7 horizontally arranged in the left-right direction is clamped in the three-jaw chuck 5, the right end of the barrel 7 is movably arranged on the supporting slide block 3, an annular dividing disc 6 is arranged on the three-jaw chuck 5 at the outer side of the left end of the barrel 7, a scribing slide block guide rail 11 in the up-down direction is arranged on the front side surface of the vertical slide block 10, a scribing slide block 12 is movably arranged on the scribing slide block guide rail 11, a horizontal through hole 13 in the left-right direction is arranged on the scribing slide block 12, a scribing slide bar 14 is movably arranged in the horizontal through hole 13 in the left-right direction, and a scribing needle mechanism 15 is arranged at the left end of the scribing slide bar 14;
secondly, moving the scribing slide block 12 to the upper part of the cylinder 7 along the scribing slide block guide rail 11, and locking the scribing slide block by locking the jackscrew 16;
thirdly, according to the distance between the center point of the hole seat of the outer side wall of the pre-processing cylinder and the right end of the cylinder 7, the vertical face sliding block 10 is moved to be right above the center point of the hole seat of the outer side wall of the cylinder, the cylinder 7 clamped in the three-jaw chuck 5 is driven to rotate through the main shaft assembly 4, and a circular arc line is drawn on the outer side wall of the cylinder through the drawing mechanism 15;
thirdly, driving a barrel 7 clamped in a three-jaw chuck 5 to rotate through a main shaft assembly 4, enabling a scriber in a scriber mechanism 15 to be positioned on the radian indicated by an annular dividing disc 6 where the center point of a hole seat of the outer side wall of the cylinder is positioned, moving a scriber slide block 12, and scribing a horizontal straight line in the left-right direction on the outer side wall of the cylinder, wherein the intersection point of the horizontal straight line and the circular arc line scribed in the second step is the center point of the hole seat of the outer side wall of the cylinder to be processed;
fourth, the vertical surface slide block 10 is moved to the outer side of the right end of the cylinder 7, the locking of the scribing slide block locking jackscrew 16 is released, the scribing slide block 12 is moved to the lower end of the scribing slide block guide rail 11, and the scribing slide block locking jackscrew 16 is locked;
fifthly, releasing the locking jackscrew 17 of the marking slide bar, moving the marking slide bar 14 leftwards, enabling the marking needle mechanism 15 to extend into the position of the pre-welded inner side wall reinforcing rib in the cylinder 7, locking the locking jackscrew 17 of the marking slide bar, driving the cylinder 7 clamped in the three-jaw chuck 5 to rotate through the main shaft assembly 4, and marking an inner side wall reinforcing rib welding arc line on the inner side wall of the cylinder through the marking needle mechanism 15.
For determining the positions of the scribing line on the outer wall of the cylinder and the opening of the hole seat, when in operation, the cylinder 7 is fixed on the three-jaw chuck 5, and the right end of the cylinder 7 is movably arranged on the supporting slide block 3; moving the scribing block 12 to the upper part of the cylinder 7 along the scribing block guide rail 11, and locking the scribing block by locking the jackscrew 16; the main shaft assembly 4 is started, the rotary cylinder 7 is rotated to the radian position of the center point of the hole seat indicated by the annular dividing disc 6 on the three-jaw chuck 5, a scriber in the scriber mechanism 15 is lowered onto the surface of the cylinder wall, the elevation sliding block 10 is moved to scribe a left-right transverse straight line on the surface of the cylinder wall, then the electronic distance measuring device of the elevation sliding block 10 on the elevation guide rail 9 is utilized to determine the position of the circular arc line of the center point of the hole seat on the front-back position of the cylinder wall, the elevation sliding block 10 is moved to the position of the circular arc line, the elevation sliding block 10 is locked by the elevation sliding block locking jackscrew 18, the main shaft assembly 4 is started, and the scriber in the scriber mechanism 15 is enabled to scribe a circular arc line on the cylinder wall, and the intersection point of the circular arc line and the left-right transverse straight line is the center position point of the hole seat. When the position line of the reinforcing rib in the cylinder wall is marked, firstly, the vertical surface sliding block 10 is moved to the outer side position of the right end of the cylinder body 7, the vertical surface sliding block 10 is locked through the vertical surface sliding block locking jackscrew 18, the marking slide bar locking jackscrew 17 is opened, the marking sliding block 12 is moved to the outer side of the cylinder opening of the cylinder body 7 along the marking sliding block guide rail 11, then the marking slide bar locking jackscrew 17 is locked, the marking slide bar locking jackscrew 16 is opened, the distance of leftward movement of the marking slide bar 14 is determined according to the marking position, then the marking slide bar 14 is locked, the cylinder body 7 is rotated through starting the main shaft assembly 4, and an arc line is marked on the inner side surface of the cylinder wall through a marking needle in the marking mechanism 15.
Claims (1)
1. The scribing method of the cylinder outer side wall hole seat and the cylinder inner side wall reinforcing rib is carried out by adopting a scribing device, the scribing device comprises a horizontal workbench (1), a vertical plate (8) is fixedly arranged at the rear end of the horizontal workbench (1), a horizontal guide rail (2) in the left and right directions is arranged on the table top of the horizontal workbench (1), a vertical surface guide rail (9) in the left and right directions is arranged on the front vertical surface of the vertical plate (8), a supporting slide block (3) is movably arranged on the horizontal guide rail (2), a vertical surface slide block (10) is movably arranged on the vertical surface guide rail (9), a main shaft assembly (4) is fixedly arranged at the left end of the horizontal workbench (1), a three-jaw chuck (5) is connected on the main shaft assembly (4), the left end of a cylinder (7) horizontally arranged in the left and right directions is clamped in the three-jaw chuck (5), the right end of the cylinder (7) is movably arranged on the supporting slide block (3), an annular indexing disc (6) is arranged on the three-jaw chuck (5) at the outer side of the left end of the cylinder (7), a supporting slide block (10) is movably arranged on the front side surface (10), a scribing through hole (13) is horizontally arranged on the left and the horizontal slide block (13) in the horizontal direction, a scribing through hole (12) is horizontally arranged on the slide block (13), a marking needle mechanism (15) is arranged at the left end of the marking slide bar (14); a vertical surface sliding block locking jackscrew (18) is arranged between the vertical surface sliding block (10) and the vertical plate (8), a scribing sliding block locking jackscrew (16) is arranged between the scribing sliding block (12) and the vertical surface sliding block (10), and a scribing sliding rod locking jackscrew (17) is arranged between the scribing sliding block (12) and the scribing sliding rod (14); the top surface of the supporting sliding block (3) is provided with a roller; the method is characterized by comprising the following steps of:
the method comprises the steps that a horizontal guide rail (2) in the left-right direction is arranged on a table top of a horizontal workbench (1), a vertical surface guide rail (9) in the left-right direction is arranged on a front vertical surface of a vertical plate (8), a supporting slide block (3) is movably arranged on the horizontal guide rail (2), a vertical surface slide block (10) is movably arranged on the vertical surface guide rail (9), a main shaft assembly (4) is fixedly arranged at the left end of the horizontal workbench (1), a three-jaw chuck (5) is connected to the main shaft assembly (4), the left end of a barrel (7) horizontally arranged in the left-right direction is clamped in the three-jaw chuck (5), the right end of the barrel (7) is movably arranged on the supporting slide block (3), an annular dividing disc (6) is arranged on the three-jaw chuck (5) at the outer side of the left end of the barrel (7), a scribing slide block guide rail (11) in the up-down direction is arranged on the front side surface of the vertical surface slide block (10), a scribing slide block (12) is movably arranged on the scribing slide block guide rail (11), a horizontal through hole (13) in the left-right direction is arranged on the scribing slide block (12), a scribing needle (14) is horizontally arranged in the left-right direction, and a scribing needle (14) is movably arranged at the left end of the scribing needle (14);
secondly, moving a scribing slide block (12) to the upper part of the cylinder body (7) along a scribing slide block guide rail (11), and locking a jackscrew (16) through the scribing slide block;
thirdly, according to the distance between the center point of the prefabricated cylinder outer side wall hole seat and the right end of the cylinder body (7), moving the vertical face sliding block (10) to the position right above the center point of the cylinder outer side wall hole seat, driving the cylinder body (7) clamped in the three-jaw chuck (5) to rotate through the main shaft assembly (4), and scribing an arc line on the cylinder outer side wall through the scriber mechanism (15);
the third step, the main shaft assembly (4) drives the cylinder body (7) clamped in the three-jaw chuck (5) to rotate, so that a scriber in the scriber mechanism (15) is positioned on the radian indicated by the annular dividing disc (6) where the center point of the hole seat of the outer side wall of the cylinder is positioned, the scriber sliding block (12) is moved, a horizontal straight line in the left-right direction is scribed on the outer side wall of the cylinder, and the intersection point of the horizontal straight line and the circular arc line scribed in the second step is the center point of the hole seat of the outer side wall of the cylinder which is pre-machined;
fourthly, moving the vertical surface sliding block (10) to the outer side of the right end of the cylinder body (7), unlocking the locking of the scribing sliding block locking jackscrew (16), moving the scribing sliding block (12) to the lower end of the scribing sliding block guide rail (11), and locking the scribing sliding block locking jackscrew (16);
fifthly, releasing the locking jackscrew (17) of the marking slide bar, moving the marking slide bar (14) leftwards, enabling the marking needle mechanism (15) to extend into the position of the pre-welded inner side wall reinforcing rib in the cylinder (7), shrinking the locking jackscrew (17) of the marking slide bar, driving the cylinder (7) clamped in the three-jaw chuck (5) to rotate through the main shaft assembly (4), and marking out an inner side wall reinforcing rib welding circular arc line on the inner side wall of the cylinder through the marking needle mechanism (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710175857.0A CN106914877B (en) | 2017-03-22 | 2017-03-22 | Scribing device and scribing method for cylinder outer side wall hole seat and inner side wall reinforcing rib |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710175857.0A CN106914877B (en) | 2017-03-22 | 2017-03-22 | Scribing device and scribing method for cylinder outer side wall hole seat and inner side wall reinforcing rib |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106914877A CN106914877A (en) | 2017-07-04 |
| CN106914877B true CN106914877B (en) | 2023-07-28 |
Family
ID=59460586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710175857.0A Active CN106914877B (en) | 2017-03-22 | 2017-03-22 | Scribing device and scribing method for cylinder outer side wall hole seat and inner side wall reinforcing rib |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106914877B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109202843B (en) * | 2018-09-29 | 2021-09-14 | 西安飞机工业（集团）有限责任公司 | Adjustable marking device and marking method for catheter part |
| CN112238433B (en) * | 2019-07-17 | 2022-08-09 | 平高集团有限公司 | Production method of switch cylinder |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3611686A1 (en) * | 1986-04-08 | 1987-10-15 | Stiefelmayer Kg C | Measurement and/or marking device |
| KR100933235B1 (en) * | 2003-02-07 | 2009-12-22 | 한국항공우주산업 주식회사 | Part Marking Device |
| CN101890707B (en) * | 2010-07-07 | 2011-12-14 | 山东建筑大学 | Seal head hole positioning and marking device |
| CN202199894U (en) * | 2011-07-26 | 2012-04-25 | 南京奥特电气有限公司 | Dual-shaft numerical control automatic powder-spraying scribing and flame/plasma cutting machine for pipeline |
| CN102363300B (en) * | 2011-10-09 | 2013-09-25 | 南京汽轮电机(集团)有限责任公司 | Three-coordinate line drawing device |
| CN103963042B (en) * | 2014-04-28 | 2016-08-17 | 浙江海洋学院 | A kind of line guiding tool |
| CN104075679A (en) * | 2014-07-22 | 2014-10-01 | 爱佩仪中测（成都）精密仪器有限公司 | Device capable of automatically scribing and measuring polar coordinates |
| CN204976606U (en) * | 2015-08-11 | 2016-01-20 | 郑州派斯汽车车身工程有限公司 | Die insert marking device |
| CN206677937U (en) * | 2017-03-22 | 2017-11-28 | 山西汾西重工有限责任公司 | The chalker of cylinder lateral wall hole seat and madial wall reinforcement |
-
2017
- 2017-03-22 CN CN201710175857.0A patent/CN106914877B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106914877A (en) | 2017-07-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105397148A (en) | Special numerical control automatic drilling machine for tire mold | |
| CN109759869B (en) | Accurate positioning fixture for machining precision parts | |
| CN105082117A (en) | Gantry type double-arm truss robot and machining method for arc-shaped plate | |
| CN106914877B (en) | Scribing device and scribing method for cylinder outer side wall hole seat and inner side wall reinforcing rib | |
| CN205200603U (en) | Special numerical control automatic drilling machine of tire mould | |
| CN208496059U (en) | A kind of gantry friction stir welding machine | |
| CN206732441U (en) | Circular seams of tank body automatic soldering device | |
| CN113042780A (en) | Slender hole machining device and method | |
| CN105563236A (en) | Lateral drilling and milling machine tool | |
| CN115383394A (en) | Welding device integrated on welding tool fixture | |
| CN211052829U (en) | Welding fixture capable of guaranteeing concentricity | |
| CN207494613U (en) | A kind of section bar special apparatus for working | |
| CN210231636U (en) | Numerical control equipment for plate drilling | |
| CN107214347B (en) | Motor casing inner spigot and end face finish machining vertical lathe and machining method thereof | |
| SE438277B (en) | DEVICE FOR CONNECTING A BECKEN WITH A FRAME | |
| CN116900350B (en) | Automatic drilling equipment for mechanical manufacturing and using method thereof | |
| CN107363460A (en) | Automobile axle shaft assembly processing clamping bearing | |
| CN219818805U (en) | Machining center positioning and adjusting device | |
| CN214024472U (en) | Multi-cutter automatic turning and milling combined equipment | |
| CN111112504A (en) | Steel reinforcement cage cutting equipment | |
| CN217143140U (en) | Multifunctional clamp for machine tool | |
| CN212192182U (en) | Nest digging tool | |
| JP2892382B2 (en) | Hume pipe drilling equipment | |
| CN216912639U (en) | Welding device for machining automobile seat | |
| CN209110238U (en) | A kind of plate punching machine based on automatic rotation technique |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |