CN108994347B - Locking handle structure of bench drill and operation method thereof - Google Patents
Locking handle structure of bench drill and operation method thereof Download PDFInfo
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- CN108994347B CN108994347B CN201811146902.0A CN201811146902A CN108994347B CN 108994347 B CN108994347 B CN 108994347B CN 201811146902 A CN201811146902 A CN 201811146902A CN 108994347 B CN108994347 B CN 108994347B
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- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
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Abstract
The invention relates to the technical field of bench drill locking handle equipment, and discloses a bench drill locking handle structure and an operation method thereof. According to the locking handle structure of the bench drill and the operation method of the locking handle structure, the left clamping block, the second connecting rod, the second fixed box, the second movable plate, the second partition plate, the moving rod and the second threaded rod are arranged on one side of the stand column, so that the left clamping block can clamp one side of the stand column, the clamping capacity of the locking handle on the stand column is improved, and the practicability of the locking handle is improved.
Description
Technical Field
The invention relates to the technical field of bench drill locking handle equipment, in particular to a locking handle structure of a bench drill and an operation method thereof.
Background
The bench drilling machine can be arranged on the operation table, and the main shaft is vertically arranged; the vertical drilling machine is characterized in that a main shaft box and a workbench of the vertical drilling machine are arranged on a stand column, and the main shaft is vertically arranged; the radial drilling machine can rotate and lift around the upright column, and usually the main spindle box can horizontally move on the radial.
When the bench drill carries out the during operation, need adjust the work at the inside height of bench drill, need use the locking handle to adjust when accomplishing the workstation and adjusting, the locking handle contacts with the stand of bench drill only a threaded rod at present, can strike the workstation along with the bench drill carries out work for take place relative motion's trend between locking handle and the stand, can make locking handle and stand take place to damage in the past this long time, for this we provide a locking handle structure and the operation method of bench drill.
Disclosure of Invention
The invention provides a locking handle structure of a bench drill and an operation method thereof, which have the advantages of better clamping between a locking handle and an upright post, resisting the impact force from a drill bit and improving the practicability of the locking handle, and solve the problem that the locking handle and the upright post are damaged in the past because the locking handle is only a threaded rod to be contacted with the upright post of the bench drill and impacts the workbench along with the operation of the bench drill to cause the relative motion between the locking handle and the upright post when the adjustment of the workbench is finished.
The invention provides the following technical scheme: a locking handle structure of a bench drill comprises a base, wherein a bearing is installed in an inner fixing sleeve on one side of the base, a stand column is installed in the inner fixing sleeve of the bearing, a clamping box is movably sleeved on the outer wall of the stand column, a workbench is fixedly installed on one side of the clamping box, a through hole is formed in the front face of the workbench, a handle is arranged on one side of the clamping box, one side of the handle is fixedly connected with one end of a connecting rod, the other end of the connecting rod is fixedly connected with one end of a first threaded rod, the other end of the first threaded rod extends into the clamping box and is fixedly connected with one side of a right clamping block, the inner wall of the right clamping block is in contact with one side of the clamping box, the top of one side of the right clamping block is fixedly connected with one end of a first connecting rod, the other end of the first connecting rod extends into the first fixing box, and a first movable plate located inside the first fixing box, the fixed cover in top of first fly leaf is equipped with the first baffle that is located first fixed incasement portion, the outer wall of stand one side and the inside contact of the tight piece of left clamp, and the one side of the tight piece of left clamp and the one end fixed connection of second connecting rod, the other end of second connecting rod extends to the inside of the fixed case of second, and the other end fixed mounting of second connecting rod has the second fly leaf that is located the fixed incasement portion of second, fixed cover is equipped with the second baffle that is located the fixed incasement portion of second directly over the second fly leaf, and the top movable cover of second baffle is equipped with the carriage release lever that is located the inside of second fly leaf, the top fixed mounting of carriage release lever has the second threaded rod.
Preferably, a circulation hole is formed in one side of the top end of the first partition plate, the bottom end of the first partition plate is in contact with the top end of the first movable plate, and the circulation hole in the first partition plate is arranged at a position far away from one side of the first movable plate.
Preferably, the distance value between one side of the right clamping block and one side of the first fixed box is greater than half of the inner diameter value of the right clamping block, and the distance value between one side of the first movable plate and the inner wall of the clamping box is greater than half of the inner diameter value of the right clamping block.
Preferably, a through hole is formed in one side of the top end of the second partition board, and the distance between the center of the through hole in the second partition board and one side of the second movable board is greater than half of the inner diameter of the left clamping block.
Preferably, the operation method of the bench drill locking handle structure comprises the following steps:
the first step is as follows: the handle is rotated, when the handle rotates, the first threaded rod and the clamping box can be in threaded rotation through the connecting rod, the right clamping block and the stand column can be driven to be separated along with the rightward movement of the first threaded rod, the first connecting rod can move rightwards in the first fixing box when the right clamping block moves rightwards, the first movable plate can be driven to move rightwards at the same time, and the hydraulic oil below the first fixing box can flow to the upper side of the first partition plate through the circulation hole in the first partition plate along with the rightward movement of the first movable plate;
the second step is that: when the second threaded rod is rotated to enable the moving rod to move upwards, the force of the moving rod on hydraulic oil in the second fixed box is removed along with the upward movement of the moving rod, and the hydraulic oil below the second partition plate is not limited by force and flows to the upper part of the second partition plate through the through hole in the second partition plate;
the third step: moving the clamping box on the outer wall of the upright post, and after the position of the clamping box on the upright post is adjusted;
the fourth step: the handle is rotated, the connecting rod and the first threaded rod can move leftwards when the handle rotates, the right clamping block can move leftwards along with the leftward movement of the first threaded rod in the clamping box and is in contact with one side of the upright post, meanwhile, the inner wall of the right clamping block is fastened with the outer wall of the upright post, the first connecting rod can move leftwards along with the leftward movement of the right clamping block, the first movable plate can be driven to move leftwards in the first fixing box when the first connecting rod moves leftwards, hydraulic oil above the first fixing box can flow to the lower part of the first fixing box through the circulation hole in the first partition plate and is in contact with one side of the first movable plate along with the leftward movement of the first movable plate, and the first movable plate is pushed;
the fifth step: rotatory second threaded rod and the outer wall through the second threaded rod and the inside threaded connection who presss from both sides tight case can make the carriage release lever downstream, the hydraulic oil that can make the fixed incasement chamber top of second when the carriage release lever downstream passes through the below that the perforating hole was extruded the fixed case of second on the second baffle, along with the fixed case below of second constantly has the hydraulic oil to flow in, and promote the second fly leaf and turn right the motion, can promote the tight piece of left clamp and turn right the motion through the second connecting rod when the second fly leaf turns right the motion in the fixed incasement portion of second, make the inner wall of the tight piece of left clamp contact with the outer wall contact of stand and step up.
Preferably, the rotation direction of the grip in the first step is opposite to the rotation direction of the grip in the fourth step, and the rotation direction of the second threaded rod in the second step is opposite to the rotation direction of the second threaded rod in the fifth step.
Preferably, the first threaded rod moves to the right in the second step, and the moving distance value of the first threaded rod is larger than half of the inner diameter value of the right clamping block.
The invention has the following beneficial effects:
1. according to the locking handle structure of the bench drill and the operation method of the locking handle structure, the right clamping block can clamp the stand column by arranging the handle, the connecting rod, the first threaded rod, the right clamping block, the first connecting rod, the first fixing box, the first movable plate and the first partition plate on one side of the stand column, so that the workbench can be better fixed on the stand column, and the capacity of resisting the impact force of a drill bit is improved.
2. According to the locking handle structure of the bench drill and the operation method of the locking handle structure, the left clamping block, the second connecting rod, the second fixed box, the second movable plate, the second partition plate, the moving rod and the second threaded rod are arranged on one side of the stand column, so that the left clamping block can clamp one side of the stand column, the clamping capacity of the locking handle on the stand column is improved, and the practicability of the locking handle is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a structural link of the present invention;
FIG. 3 is a schematic view of the right clamping block of the present invention;
FIG. 4 is a schematic view of a clamping box of the present invention;
FIG. 5 is a schematic view of a first holding tank of the present invention;
FIG. 6 is a schematic view of a structural work table of the present invention.
In the figure: 1. a base; 2. a bearing; 3. a column; 4. a clamping box; 5. a work table; 6. a through hole; 7. a grip; 8. a connecting rod; 9. a first threaded rod; 10. a right clamping block; 11. a first connecting rod; 12. a first stationary box; 13. a first movable plate; 14. a first separator; 15. a left clamping block; 16. a second connecting rod; 17. a second stationary box; 18. a second movable plate; 19. a second separator; 20. a travel bar; 21. a second threaded rod.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, a locking handle structure of a bench drill includes a base 1, a bearing 2 is fixedly sleeved inside one side of the base 1, a column 3 is fixedly sleeved inside the bearing 2, a clamping box 4 is movably sleeved outside an outer wall of the column 3, a worktable 5 is fixedly installed on one side of the clamping box 4, a through hole 6 is formed in the front surface of the worktable 5, a grip 7 is disposed on one side of the clamping box 4, one side of the grip 7 is fixedly connected with one end of a connecting rod 8, the other end of the connecting rod 8 is fixedly connected with one end of a first threaded rod 9, the other end of the first threaded rod 9 extends into the clamping box 4 and is fixedly connected with one side of a right clamping block 10, a distance value from one side of the right clamping block 10 to one side of a first fixed box 12 is greater than a half of an inner diameter value of the right clamping block 10, a distance value from one side of a first movable plate 13 to an inner wall of the clamping box 4 is greater than, the distance between one side of the right clamping block 10 and one side of the first fixed box 12 and the distance between one side of the first movable plate 13 and the inner wall of the clamping box 4 are limited so as to separate the right clamping block 10 from the upright column 3 and further adjust the height of the workbench 5 so as to complete the drilling function, the inner wall of the right clamping block 10 is in contact with one side of the clamping box 4, the top of one side of the right clamping block 10 is fixedly connected with one end of a first connecting rod 11, the other end of the first connecting rod 11 extends into the first fixed box 12, the other end of the first connecting rod 11 is fixedly provided with the first movable plate 13 positioned in the first fixed box 12, a first partition plate 14 positioned in the first fixed box 12 is fixedly sleeved above the first movable plate 13, the first connecting rod 11, the first fixed box 12, the first movable plate 13 and the first partition plate 14 form a pushing mechanism, and the number of the pushing mechanisms is two groups, one side of the top end of the first partition board 14 is provided with a circulation hole, the bottom end of the first partition board 14 is in contact with the top end of the first movable board 13, the position of the circulation hole on the first partition board 14 is far away from one side of the first movable board 13, the circulation hole on the first partition board 14 can transport the hydraulic oil above the first fixed box 12 to the lower side of the first fixed box 12, so that the hydraulic oil can push the first movable board 13, the outer wall of one side of the upright column 3 is in contact with the inside of the left clamping block 15, one side of the left clamping block 15 is fixedly connected with one end of the second connecting rod 16, the other end of the second connecting rod 16 extends to the inside of the second fixed box 17, the second movable board 18 positioned inside the second fixed box 17 is fixedly installed at the other end of the second connecting rod 16, the second partition board 19 positioned inside the second fixed box 17 is fixedly installed right above the second movable board 18, one side of the top end of the second partition board 19 is provided with, and the distance value between the center of the through hole on the second partition plate 19 and one side of the second movable plate 18 is greater than half of the inner diameter value of the left clamping block 15, the through hole is formed in the second partition plate 19, so that hydraulic oil above the second fixed box 17 can be conveyed to the lower part of the second fixed box 17 and can be pushed to move to the right on the second movable plate 18, the movable rod 20 positioned inside the second movable plate 18 is movably sleeved above the second partition plate 19, and the top end of the movable rod 20 is fixedly provided with a second threaded rod 21.
The operation method of the bench drill locking handle structure comprises the following steps:
the first step is as follows: the handle 7 is rotated, when the handle 7 rotates, the first threaded rod 9 and the clamping box 4 are in threaded rotation through the connecting rod 8, the right clamping block 10 can be driven to be separated from the upright post 3 along with the rightward movement of the first threaded rod 9, the first connecting rod 11 can move rightwards in the first fixed box 12 along with the rightward movement of the right clamping block 10, the first movable plate 13 can be driven to move rightwards, and hydraulic oil below the first fixed box 12 can flow to the upper side of the first partition plate 14 through the circulation hole in the first partition plate 14 along with the rightward movement of the first movable plate 13;
the second step is that: when the second threaded rod 21 is rotated to move the movable rod 20 upwards, the force of the movable rod 20 on the hydraulic oil in the second fixed box 17 is removed along with the upward movement of the movable rod 20, and the hydraulic oil below the second partition plate 19 is not limited by force and flows to the upper part of the second partition plate 19 through the through hole on the second partition plate 19;
the third step: moving the clamping box 4 on the outer wall of the upright post 3, and after the position of the clamping box 4 on the upright post 3 is adjusted;
the fourth step: the handle 7 is rotated, the rotation direction of the handle 7 in the first step is opposite to the rotation direction of the handle 7 in the fourth step, the rotation direction of the second threaded rod 21 in the second step is opposite to the rotation direction of the second threaded rod 21 in the fifth step, the rotation directions of the handle 7 and the second threaded rod 21 are limited, so that the right clamping block 10 and the left clamping block 15 have a clamping effect on the outer wall of the upright post 3, the clamping firmness is ensured, the connecting rod 8 and the first threaded rod 9 can move leftwards when the handle 7 is rotated, the right clamping block 10 can move leftwards and contact with one side of the upright post 3 along with the leftward movement of the first threaded rod 9 in the clamping box 4, meanwhile, the inner wall of the right clamping block 10 is fastened with the outer wall of the upright post 3, the first connecting rod 11 can move leftwards when the right clamping block 10 moves leftwards, and the first movable plate 13 can be driven to move leftwards in the first fixed box 12 when the first connecting rod 11 moves leftwards, as the first flap 13 moves to the left, the hydraulic oil above the first fixed tank 12 flows through the flow hole inside the first partition 14 to the lower side of the first fixed tank 12 and contacts with one side of the first flap 13, so as to exert a pushing force on the first flap 13;
the fifth step: the second threaded rod 21 is rotated and is connected with the internal thread of the clamping box 4 through the outer wall of the second threaded rod 21, the first threaded rod 9 is limited in the process of moving to the right in the second step, the moving distance value of the first threaded rod 9 is larger than half of the inner diameter value of the right clamping block 10, the moving distance of the first threaded rod 9 can enable the right clamping block 10 to be separated from the upright post 3, the clamping box 4 can move on the upright post 3 to enable the moving rod 20 to move downwards, when the moving rod 20 moves downwards, hydraulic oil on the top of the inner cavity of the second fixed box 17 can be extruded to the lower part of the second fixed box 17 through the through hole in the second partition plate 19, with the fact that hydraulic oil continuously flows in the lower part of the second fixed box 17 and the second movable plate 18 is pushed to move to the right, when the second movable plate 18 moves to the right in the second fixed box 17, the left clamping block 15 can be pushed to move to the right through the second connecting rod 16, the inner wall of the left clamping block 15 is brought into contact with the outer wall of the upright 3 and tightened.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a locking handle structure of bench drill, includes base (1), its characterized in that: the inner part of one side of the base (1) is fixedly sleeved with a bearing (2), the inner part of the bearing (2) is fixedly sleeved with a stand column (3), the outer wall of the stand column (3) is movably sleeved with a clamping box (4), one side of the clamping box (4) is fixedly provided with a workbench (5), the front surface of the workbench (5) is provided with a through hole (6), one side of the clamping box (4) is provided with a handle (7), one side of the handle (7) is fixedly connected with one end of a connecting rod (8), the other end of the connecting rod (8) is fixedly connected with one end of a first threaded rod (9), the other end of the first threaded rod (9) extends into the clamping box (4) and is fixedly connected with one side of a right clamping block (10), the inner wall of the right clamping block (10) is contacted with one side of the clamping box (4), and the top of one side of the right clamping block (10) is fixedly connected with one end of a first connecting rod (, the other end of the first connecting rod (11) extends to the inside of the first fixed box (12), a first movable plate (13) positioned inside the first fixed box (12) is fixedly installed at the other end of the first connecting rod (11), a first partition plate (14) positioned inside the first fixed box (12) is fixedly sleeved above the first movable plate (13), the outer wall of one side of the upright post (3) is in contact with the inside of the left clamping block (15), one side of the left clamping block (15) is fixedly connected with one end of a second connecting rod (16), the other end of the second connecting rod (16) extends to the inside of the second fixed box (17), a second movable plate (18) positioned inside the second fixed box (17) is fixedly installed at the other end of the second connecting rod (16), a second partition plate (19) positioned inside the second fixed box (17) is fixedly installed right above the second movable plate (18), and a moving rod (20) positioned in the second movable plate (18) is movably sleeved above the second partition plate (19), and a second threaded rod (21) is fixedly installed at the top end of the moving rod (20).
2. The locking handle structure of the bench drill as set forth in claim 1, wherein: one side of the top end of the first partition plate (14) is provided with a circulation hole, the bottom end of the first partition plate (14) is in contact with the top end of the first movable plate (13), and the position of the circulation hole in the first partition plate (14) is far away from one side of the first movable plate (13).
3. The locking handle structure of the bench drill as set forth in claim 1, wherein: the distance value between one side of the right clamping block (10) and one side of the first fixed box (12) is larger than half of the inner diameter value of the right clamping block (10), and the distance value between one side of the first movable plate (13) and the inner wall of the clamping box (4) is larger than half of the inner diameter value of the right clamping block (10).
4. The locking handle structure of the bench drill as set forth in claim 1, wherein: one side of the top end of the second clapboard (19) is provided with a through hole, and the distance value between the center of the through hole on the second clapboard (19) and one side of the second movable plate (18) is more than half of the inner diameter value of the left clamping block (15).
5. An operating method based on the locking handle structure of the bench drill of claim 1, characterized in that: the operation method of the bench drill locking handle structure comprises the following steps:
the first step is as follows: the handle (7) is rotated, when the handle (7) rotates, the first threaded rod (9) and the clamping box (4) can be in threaded rotation through the connecting rod (8), the right clamping block (10) can be driven to be separated from the upright post (3) along with the rightward movement of the first threaded rod (9), when the right clamping block (10) moves rightwards, the first connecting rod (11) can move rightwards in the first fixed box (12), the first movable plate (13) can be driven to move rightwards at the same time, and hydraulic oil below the first fixed box (12) can flow to the upper side of the first partition plate (14) through a circulation hole in the first partition plate (14) along with the rightward movement of the first movable plate (13);
the second step is that: then, the second threaded rod (21) is rotated to enable the moving rod (20) to move upwards, the force of the moving rod (20) on hydraulic oil in the second fixed box (17) is removed along with the upward movement of the moving rod (20), and the hydraulic oil below the second partition plate (19) is not limited by force and flows to the upper part of the second partition plate (19) through the through hole in the second partition plate (19);
the third step: moving the clamping box (4) on the outer wall of the upright post (3), and after the position of the clamping box (4) on the upright post (3) is adjusted;
the fourth step: the handle (7) is rotated, when the handle (7) rotates, the connecting rod (8) and the first threaded rod (9) can move leftwards, the right clamping block (10) can move leftwards and contact one side of the upright post (3) along with the leftward movement of the first threaded rod (9) in the clamping box (4), the inner wall of the right clamping block (10) is clamped with the outer wall of the upright post (3), the first connecting rod (11) can move leftwards when the right clamping block (10) moves leftwards, the first connecting rod (11) can drive the first movable plate (13) to move leftwards in the first fixed box (12), and the hydraulic oil above the first fixed box (12) can flow to the lower part of the first fixed box (12) and contact one side of the first movable plate (13) through the circulation hole in the first partition plate (14) along with the leftward movement of the first movable plate (13), a pushing force is applied to the first movable plate (13);
the fifth step: the second threaded rod (21) is rotated and is connected with the internal thread of the clamping box (4) through the outer wall of the second threaded rod (21), the movable rod (20) can move downwards, hydraulic oil at the top of the inner cavity of the second fixed box (17) can be extruded to the lower part of the second fixed box (17) through the through hole in the second partition plate (19) when the movable rod (20) moves downwards, hydraulic oil continuously flows into the lower part of the second fixed box (17), the second movable plate (18) is pushed to move rightwards, the left clamping block (15) can be pushed to move rightwards through the second connecting rod (16) when the second movable plate (18) moves rightwards in the second fixed box (17), and the inner wall of the left clamping block (15) is in contact with and clamped by the outer wall of the upright post (3).
6. The operating method of a locking handle structure of a bench drill according to claim 5, wherein: the rotation direction of the handle (7) in the first step is opposite to the rotation direction of the handle (7) in the fourth step, and the rotation direction of the second threaded rod (21) in the second step is opposite to the rotation direction of the second threaded rod (21) in the fifth step.
7. The operating method of a locking handle structure of a bench drill according to claim 5, wherein: in the process that the first threaded rod (9) moves rightwards in the first step, the moving distance value of the first threaded rod (9) is larger than half of the inner diameter value of the right clamping block (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811146902.0A CN108994347B (en) | 2018-09-29 | 2018-09-29 | Locking handle structure of bench drill and operation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811146902.0A CN108994347B (en) | 2018-09-29 | 2018-09-29 | Locking handle structure of bench drill and operation method thereof |
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| Publication Number | Publication Date |
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| CN108994347A CN108994347A (en) | 2018-12-14 |
| CN108994347B true CN108994347B (en) | 2020-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811146902.0A Active CN108994347B (en) | 2018-09-29 | 2018-09-29 | Locking handle structure of bench drill and operation method thereof |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112814588B (en) * | 2019-11-18 | 2023-06-30 | 中国石油天然气股份有限公司 | Oil pipe bridge fixing device and ground calandria device |
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|---|---|---|---|---|
| DE4125501A1 (en) * | 1991-08-01 | 1993-02-04 | Hirschler Oberflaechentechnik | Detachable holding device for drill-feed unit - has special positive locking arrangement with bayonet socket and sleeve coded for pneumatic control actuation |
| CN2889572Y (en) * | 2006-05-19 | 2007-04-18 | 马光玉 | Rocker locking device for rocker drill press |
| CN201040320Y (en) * | 2007-05-28 | 2008-03-26 | 马光玉 | Rocking arm drilling machine double-column hydraulic pressure locking device |
| RU2384391C1 (en) * | 2008-10-06 | 2010-03-20 | Открытое акционерное общество "Чепецкий механический завод" (ОАО ЧМЗ) | Vibration cutter spindle |
| CN202726076U (en) * | 2012-06-13 | 2013-02-13 | 沈阳机床（集团）设计研究院有限公司 | Hydraulic locking structure used for numerical control knife rest |
| CN202846173U (en) * | 2012-10-19 | 2013-04-03 | 无锡京华重工装备制造有限公司 | Beam locking device of vertical lathe |
| CN206536050U (en) * | 2016-12-28 | 2017-10-03 | 上海金科机械制造有限公司 | A kind of drilling machine rocking arm retaining mechanism |
-
2018
- 2018-09-29 CN CN201811146902.0A patent/CN108994347B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4125501A1 (en) * | 1991-08-01 | 1993-02-04 | Hirschler Oberflaechentechnik | Detachable holding device for drill-feed unit - has special positive locking arrangement with bayonet socket and sleeve coded for pneumatic control actuation |
| CN2889572Y (en) * | 2006-05-19 | 2007-04-18 | 马光玉 | Rocker locking device for rocker drill press |
| CN201040320Y (en) * | 2007-05-28 | 2008-03-26 | 马光玉 | Rocking arm drilling machine double-column hydraulic pressure locking device |
| RU2384391C1 (en) * | 2008-10-06 | 2010-03-20 | Открытое акционерное общество "Чепецкий механический завод" (ОАО ЧМЗ) | Vibration cutter spindle |
| CN202726076U (en) * | 2012-06-13 | 2013-02-13 | 沈阳机床（集团）设计研究院有限公司 | Hydraulic locking structure used for numerical control knife rest |
| CN202846173U (en) * | 2012-10-19 | 2013-04-03 | 无锡京华重工装备制造有限公司 | Beam locking device of vertical lathe |
| CN206536050U (en) * | 2016-12-28 | 2017-10-03 | 上海金科机械制造有限公司 | A kind of drilling machine rocking arm retaining mechanism |
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| Publication number | Publication date |
|---|---|
| CN108994347A (en) | 2018-12-14 |
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