CN107030315B - A kind of boring grab - Google Patents
A kind of boring grab Download PDFInfo
- Publication number
- CN107030315B CN107030315B CN201710384143.0A CN201710384143A CN107030315B CN 107030315 B CN107030315 B CN 107030315B CN 201710384143 A CN201710384143 A CN 201710384143A CN 107030315 B CN107030315 B CN 107030315B
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- drill jig
- workpiece
- tensioner
- positioning seat
- plate
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- 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
- B23B47/28—Drill jigs for workpieces
-
- 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
- B23Q3/082—Work-clamping means other than mechanically-actuated hydraulically actuated
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
- Drilling And Boring (AREA)
Abstract
The present invention specifically discloses a kind of boring grab, including bottom plate and the positioning seat being separately positioned on bottom plate, clamp system, rotating mechanism, the first drill jig group and the second drill jig group, the clamp system matches with positioning seat and is used to clamp workpiece to be processed, the rotating mechanism is connected with clamp system and workpiece is made to rotate adjustment machined surface in the clamp state, the first drill jig group is arranged in positioning seat side and cooperates with the first machined surface activity of workpiece, and the second drill jig group is arranged in the positioning seat other side and cooperates with the second machined surface activity of workpiece.Clamped one time, which can be achieved, in the present invention to carry out drilling operation to multiple machined surfaces of workpiece to be processed, it avoids more sequence processing, clamp repeatedly, and it can realize the automatic aligning of the first drill jig and the second drill jig, accurate positioning, it substantially reduces the mounting technology difficulty of drill jig and workpiece and improves contraposition accuracy, high degree shortens process time, improves production efficiency.
Description
Technical field
The present invention relates to drilling machine technical fields, more particularly to a kind of boring grab.
Background technique
Due to matching requirements and functional requirement, be sometimes need on same workpiece multi-faceted carry out drilling plus
Work, and current drilling equipment can only carry out hole machined to workpiece in an orientation, therefore for needing multidirectional drilling
Workpiece point workpiece is processed several times frequently with the mode of shunting processing.But there are still multiple for shunting processing method
The quality problems such as workpiece misplaces, dimensional discrepancy is larger are generated on clamping, simultaneously because needing to utilize bushing plate when drilling
Come positioning process position, and the Assembly veracity and difficulty of bushing plate and workpiece are also hardly resulted in and are effectively ensured, production efficiency is low,
It is unable to satisfy high quality, high-precision, large batch of production requirement.
Summary of the invention
To overcome technological deficiency of the existing technology, the present invention a kind of boring grab is provided, it can be achieved that clamped one time i.e.
Can be to workpiece multidirectional drilling, and the mounting technology difficulty of drill jig and workpiece can be substantially reduced and improve contraposition accuracy, shorten
Process time improves production efficiency.
The technical solution that the present invention uses is:
A kind of boring grab, including bottom plate and the positioning seat being separately positioned on bottom plate, clamp system, rotating mechanism,
One drill jig group and the second drill jig group, the clamp system match with positioning seat and are used to clamp workpiece to be processed, the rotation
Mechanism is connected with clamp system and workpiece is made to rotate adjustment machined surface in the clamp state, and the first drill jig group setting exists
Positioning seat side simultaneously cooperates with the first machined surface activity of workpiece, and the second drill jig group setting is in the positioning seat other side and and work
Second machined surface activity of part cooperates.
Preferably, the first drill jig group includes the first die holder, telescopic cylinder and detachable with the piston rod of telescopic cylinder
First drill jig of connection, first die holder, which is equipped with, hides chamber, and first drill jig is by telescopic cylinder drives edge perpendicular to positioning
Seat length direction move along a straight line to the first machined surface of workpiece or shrink in it is described hide it is intracavitary.
Preferably, the second drill jig group includes the second die holder, telescopic oil cylinder, the tooth affixed with the piston rod of telescopic oil cylinder
Row, the gear for engage with tooth row connection, the shaft for being longitudinally arranged in gear centre and being rotated with gear synchronous and can with shaft
The piston rod of second drill jig of dismantling connection, second die holder and telescopic oil cylinder is each perpendicular to the setting of positioning seat length direction,
Second drill jig is driven by telescopic oil cylinder and Plane Rotation is to the second machined surface of workpiece or contraction in the second die holder top around the shaft
Face.
Preferably, second die holder top surface is additionally provided with the limited block for limiting the second drill jig rotational angle.
Preferably, link block is also connected between the shaft and the second drill jig, the bottom surface of the link block is in horizontal plane
And the second die holder top surface is fitted in, second drill jig is fixedly connected by fastening bolt with link block, and the link block is fixed
It is set in outside shaft top.
Preferably, the clamp system includes clamping cylinder, tie rod, front plate, rear plate, back seat plate, intermediate axle sleeve
And the tensioner component for cooperating with workpiece tensioner；
The intermediate axle sleeve is installed in the front and back perforation of positioning seat by two groups of rolling bearings, the rear plate and back seat
Plate be connected to the axial ends of intermediate axle sleeve and respectively with the rear and front end face clearance fit of positioning seat and and rolling bearing
It abuts against；
The cylinder body of the clamping cylinder is mounted on back seat plate and the piston rod of clamping cylinder is fixedly connected with tie rod, institute
It is circumferentially fixed and be axially slidably arranged in intermediate axle sleeve and convexedly stretch in front of positioning seat to state tie rod, the tie rod
Section is protruded out to be equipped with for being pushed forward the throw-out collar of tensioner component and for the stop collar of post-tensioning tensioner component；
The tensioner assembly set is fixedly connected on tie rod and with rear plate, and the front plate is circumferentially fixed to be set in drawing
It offsets on tight bar and with stop collar activity, the tensioner component, front plate, rear plate, intermediate axle sleeve, back seat plate, clamping cylinder
It is rotated synchronously with tie rod by rotating mechanism driving and makes to match to merge with tensioner component tensioner to be clamped in front plate and rear plate
Between workpiece rotate in the clamp state.
Preferably, the rotating mechanism include hydraulic cylinder, be fixed in the hydraulic cylinder piston-rod end rack gear and
The runner of connection is engaged with rack, coaxially the fixed jackshaft being set between two groups of rolling bearings is put on the runner, described
Hydraulic cylinder works can drive rack linear to move and runner is rotated.
Preferably, it is connected between the tie rod and intermediate axle sleeve by feather key.
Preferably, the tensioner component includes tensioner, tensioner core, pressure spring and installation set, and the tensioner, which covers, to be tensed
It on bar and is bolted to connection in the front end of rear plate, the tensioner core is slidably located in the drawing between throw-out collar and stop collar
It is matched on tight bar and by cone structure with tensioner inner face；The installation set connects with stop collar, and the pressure spring is resisted against
Between installation set and tensioner core front end face.
Preferably, there is the centre bore matched with tie rod and the radial direction with centre bore radial communication on the front plate
Through slot, the front plate is set on tie rod through radially through groove is circumferentially fixed, by adjusting the axial width of the front plate
Or replacement has the front plate in accordance with axial width so that workpiece is clamped by front plate and rear plate.
Beneficial effects of the present invention: it since rotating mechanism is connect with clamp system, is closely clamped by clamp system to be added
Work workpiece, then driven by rotating mechanism and machined surface is adjusted by the workpiece rotation that clamp system clamps, realize clamped one time energy
Enough multiple machined surfaces to workpiece to be processed carry out drilling operation, avoid more sequence processing, clamp repeatedly, high degree shortens processing
Time improves production efficiency；Simultaneously as the first drill jig group and the second drill jig group are machined surfaces different from workpiece to be processed
Activity cooperation, i.e., when needing to process the first machined surface, the first drill jig of the first drill jig group moves along a straight line to the work of the first machined surface
The second drill jig for making position and the second drill jig group at this time is shrinkable in the second mould group, when needing to process the second machined surface second
Drill jig Plane Rotation to the second machined surface operating position and the first drill jig is shrinkable intracavitary in hiding at this time, realize the first drill jig
It with the automatic aligning of the second drill jig, substantially reduces the mounting technology difficulty of drill jig and workpiece and improves contraposition accuracy, shorten and add
Between working hour, production efficiency is improved, more multi-work piece can be processed in Identical Processing, and when the boring work for completing each machined surface
The first drill jig and the second drill jig directly can be driven away from workpiece by respective drive mechanism and inside contract afterwards, be so conducive to chip removal and clear up
And the lower workpiece of clamping, in addition, the first drill jig and the second drill jig of the invention is detachably connected, it can be according to different brills
Hole requires to replace different drill jigs.Structure of the invention is compact, easy to operate, save the cost, reduces labor intensity, can be applied to vapour
The rotary drilling etc. of cylinder head.
Detailed description of the invention
Fig. 1 is one main view of machining state of the present invention.
Fig. 2 is two main view of machining state of the present invention.
Fig. 3 is top view of the present invention.
Fig. 4 is the second drill jig group structural schematic diagram of the invention.
Fig. 5 is clamp system of the present invention, rotating mechanism and location seat structure schematic diagram.
Description of symbols:
10, bottom plate；20, positioning seat；31, clamping cylinder；32, tie rod；33, front plate；34, rear plate；35, back seat
Plate；36, intermediate axle sleeve；37, rolling bearing；38, tensioner component；321, throw-out collar；322, stop collar；381, tensioner；382, rise
Tight core；383, pressure spring；384, installation set；41, hydraulic cylinder；42, rack gear；43, runner；50, the first drill jig group；51, the first die holder；
52, telescopic cylinder；53, the first drill jig；54, chamber is hidden；60, the second drill jig group；61, the second die holder；62, telescopic oil cylinder；63, tooth
Row；64, gear；65, shaft；66, limited block；67, the second drill jig；68, link block.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings:
As shown in Figs. 1-5, the present embodiment provides a kind of boring grabs, including bottom plate 10 and are separately positioned on bottom plate 10
Positioning seat 20, clamp system, rotating mechanism, the first drill jig group 50 and the second drill jig group 60, the clamp system and positioning seat 20
It matches and is used to clamp workpiece to be processed, the rotating mechanism is connected with clamp system and makes workpiece in the clamp state
Rotation adjustment machined surface, the first drill jig group 50 are arranged in 20 side of positioning seat and match with the first machined surface activity of workpiece
It closes, the second drill jig group 60 is arranged in 20 other side of positioning seat and cooperates with the second machined surface activity of workpiece.
In the present embodiment, the first drill jig group 50 include the first die holder 51, telescopic cylinder 52 and with telescopic cylinder 52
The first drill jig 53 for being detachably connected of piston rod, first die holder 51, which is equipped with, hides chamber 54, and first drill jig 53 is by stretching
52 drives edge of contracting cylinder moves along a straight line to the first machined surface of workpiece perpendicular to 20 length direction of positioning seat or shrinks in described hiding
In chamber 54.The present embodiment can also be replaced according to boring requirement and select corresponding first drill jig 53.
In the present embodiment, the second drill jig group 60 includes the second die holder 61, telescopic oil cylinder 62 and telescopic oil cylinder 62
The affixed tooth row 63 of piston rod, the gear 64 that connection is engaged with tooth row 63, longitudinal 64 center of gear and same with gear 64 of being arranged in
The second drill jig 67 for walking the shaft 65 of rotation and being detachably connected with shaft 65, second die holder 61 and telescopic oil cylinder 62
Piston rod is each perpendicular to the setting of 20 length direction of positioning seat, and second drill jig 67 is driven and 65 flat around the shaft by telescopic oil cylinder 62
Face rotates to the second machined surface of workpiece or shrinks in 61 top surface of the second die holder, and 61 top surface of the second die holder is additionally provided with for limiting
The limited block 66 of second drill jig, 67 rotational angle.Preferably, link block is also connected between the shaft 65 and the second drill jig 67
68, the bottom surface of the link block 68 in horizontal plane and fits in 61 top surface of the second die holder, and second drill jig 67 passes through fastening spiral shell
Bolt is fixedly connected with link block 68, and the fixation of link block 68 is set in outside 65 top of shaft.
In the present embodiment, the clamp system include clamping cylinder 31, tie rod 32, front plate 33, rear plate 34, after
Seat board 35, intermediate axle sleeve 36 and the tensioner component 38 for cooperating with workpiece tensioner.The intermediate axle sleeve 36 passes through two groups of rollings
Bearing 37 is installed in the front and back perforation of positioning seat 20, and the rear plate 34 and back seat plate 35 are connected to intermediate axle sleeve 36
It axial ends and is abutted against respectively with the rear and front end face clearance fit of positioning seat 20 and with rolling bearing 37, the clamping cylinder
31 cylinder body is mounted on back seat plate 35 and the piston rod of clamping cylinder 31 is fixedly connected with tie rod 32, the tie rod 32 weeks
It to fixation and is axially slidably arranged in intermediate axle sleeve 36 and convexedly stretches in 20 front of positioning seat, the preferably described tie rod 32
It is connect between intermediate axle sleeve 36 by feather key.
In the present embodiment, the tie rod 32 protrude out section be equipped with for be pushed forward tensioner component 38 throw-out collar 321 and
Stop collar 322 for post-tensioning tensioner component 38.The tensioner component 38 include tensioner 381, tensioner core 382, pressure spring 383 and
Installation set 384,381 sets of the tensioner is on tie rod 32 and is bolted to connection in the front end of rear plate 34, described
Tensioner core 382 is slidably located on the tie rod 32 between throw-out collar 321 and stop collar 322 and by cone structure and tensioner
381 inner faces match, and the tensioner 381 is equipped with tensioner that is several circumferentially-spaced and being distributed respectively along 381 bus of tensioner
Slot.The installation set 384 connects with stop collar 322, the pressure spring 383 be resisted against installation set 384 and 382 front end face of tensioner core it
Between.When the extension of clamping cylinder 31, tensioner core 382 is pushed forward using the throw-out collar 321 on tie rod 32 and presses pressure spring 383
Contracting, tensioner 381 is loosened with workpiece at this time and front plate 33 forward slip and can take out, and can so remove workpiece；It is oily when clamping
Front plate 33 is pulled back using the stop collar 322 on tie rod 32 and makes workpiece by front plate 33 with after by 31 post-tensioning of cylinder
Clamping plate 34 clamps, simultaneously because 32 post-tensioning of tie rod but also installation set 384 backward and using the return action of pressure spring 383 by institute
382 pusher of tensioner core is stated, so that 381 diameter of tensioner expands and radial tensioner workpiece, is realized to the effective steady of workpiece to be processed
Determine clamping, and only clamped one time.
In the present embodiment, the front plate 33 it is circumferentially fixed be set on tie rod 32 and with 322 activity phase of stop collar
It supports.It is specific: there is the centre bore matched with tie rod 32 and the radial direction with centre bore radial communication on the front plate 33
Through slot, the front plate 33 is set on tie rod 32 through radially through groove is circumferentially fixed, by adjusting the axis of the front plate 33
Has the front plate 33 in accordance with axial width so that workpiece is clamped by front plate 33 and rear plate 34, to guarantee to width or replacement
Workpiece is effectively clamped by front plate 33 and rear plate 34 in the axial direction.
In the present embodiment, the rotating mechanism includes hydraulic cylinder 41, the piston-rod end for being fixed in the hydraulic cylinder 41
Rack gear 42 and the runner 43 of connection is engaged with rack gear 42, the runner 43 coaxially it is fixed be set in two groups of rolling bearings 37 it
Between intermediate axle sleeve 36 on, the hydraulic cylinder 41 work can move along a straight line with carry-over bar 42 and runner 43 is rotated, described to rise
Tight component 38, front plate 33, rear plate 34, intermediate axle sleeve 36, back seat plate 35, clamping cylinder 31 and tie rod 32 are by rotating mechanism
Driving and rotates synchronously and makes to match with 38 tensioner of tensioner component and merge the workpiece being clamped between front plate 33 and rear plate 34 and exist
It is rotated under clamped condition, avoids multiple clamping workpiece.
The basic principles and main features and advantages of the present invention of the invention have been shown and described above, the industry
For technical staff it should be appreciated that the present invention is not limited to the above embodiments, what is described in the above embodiment and the description is only say
Bright the principle of the present invention, under the premise of not departing from the inventive spirit of the present invention and range, the present invention also has various change and changes
Into these changes and improvements all fall within the protetion scope of the claimed invention, and the claimed scope of the invention is by appended right
Claim and its equivalent thereof.
Claims (7)
1. a kind of boring grab, which is characterized in that including bottom plate and the positioning seat being separately positioned on bottom plate, clamp system, rotation
Rotation mechanism, the first drill jig group and the second drill jig group, the clamp system match with positioning seat and are used to clamp workpiece to be processed,
The rotating mechanism is connected with clamp system and workpiece is made to rotate adjustment machined surface, first drill jig in the clamp state
Group is arranged in positioning seat side and cooperates with the first machined surface activity of workpiece, and the second drill jig group setting is another in positioning seat
Side simultaneously cooperates with the second machined surface activity of workpiece；
The clamp system includes clamping cylinder, tie rod, front plate, rear plate, back seat plate, intermediate axle sleeve and is used for and workpiece
The tensioner component of tensioner cooperation；
The intermediate axle sleeve is installed in the front and back perforation of positioning seat by two groups of rolling bearings, the rear plate and back seat plate point
It is not connected between the axial ends of axle sleeve and offsets respectively with the rear and front end face clearance fit of positioning seat and with rolling bearing
It connects；The cylinder body of the clamping cylinder is mounted on back seat plate and the piston rod of clamping cylinder is fixedly connected with tie rod, the drawing
Tight bar is arranged in intermediate axle sleeve by feather key and is convexedly stretched in front of positioning seat, and the tie rod protrudes out section equipped with before being used for
Push away the throw-out collar of tensioner component and the stop collar for post-tensioning tensioner component；
The tensioner assembly set is fixedly connected on tie rod and with rear plate, the tensioner component include tensioner, tensioner core,
Pressure spring and installation set, the tensioner are covered on tie rod and are bolted to connection in the front end of rear plate, the tensioner
Core is slidably located on the tie rod between throw-out collar and stop collar and is matched by cone structure with tensioner inner face；The peace
Encapsulation connects with stop collar, and the pressure spring is resisted against between installation set and tensioner core front end face；
The front plate is circumferentially fixed to be set on tie rod and offsets with stop collar activity, the tensioner component, front plate, after
Clamping plate, intermediate axle sleeve, back seat plate, clamping cylinder and tie rod are rotated synchronously by rotating mechanism driving and make to rise with tensioner component
Close-fitting merges the workpiece being clamped between front plate and rear plate and rotates in the clamp state.
2. boring grab according to claim 1, which is characterized in that the first drill jig group includes the first die holder, stretches
Cylinder and the first drill jig being detachably connected with the piston rod of telescopic cylinder, first die holder, which is equipped with, hides chamber, and described first
Drill jig is moved along a straight line to the first machined surface of workpiece by telescopic cylinder drives edge perpendicular to positioning seat length direction or is shunk in described
It hides intracavitary.
3. boring grab according to claim 1, which is characterized in that the second drill jig group includes the second die holder, stretches
Oil cylinder, the tooth row affixed with the piston rod of telescopic oil cylinder, engaged with tooth row the gear connecting, it is longitudinal be arranged in gear centre and with
The shaft of gear synchronous rotation and the second drill jig being detachably connected with shaft, the piston of second die holder and telescopic oil cylinder
Bar is each perpendicular to the setting of positioning seat length direction, and second drill jig is driven by telescopic oil cylinder and Plane Rotation is to workpiece around the shaft
Second machined surface is shunk in the second die holder top surface.
4. boring grab according to claim 3, which is characterized in that second die holder top surface is additionally provided with for limiting the
The limited block of two drill jig rotational angles.
5. boring grab according to claim 3, which is characterized in that the company of being also connected between the shaft and the second drill jig
Connect block, the bottom surface of the link block in horizontal plane and fits in the second die holder top surface, second drill jig by fastening bolt with
Link block is fixedly connected, and the link block fixation is set in outside shaft top.
6. boring grab according to claim 1, which is characterized in that the rotating mechanism includes hydraulic cylinder, is fixed in institute
It states the rack gear of the piston-rod end of hydraulic cylinder and the runner of connection is engaged with rack, coaxially fixation is set in two groups to the runner
Jackshaft between rolling bearing is put on, and the hydraulic cylinder works can drive rack linear to move and runner is rotated.
7. boring grab according to claim 1, which is characterized in that have on the front plate and match with tie rod
Centre bore and radially through groove with centre bore radial communication, the front plate are set in tie rod through radially through groove is circumferentially fixed
On, by adjusting the front plate axial width or replacement tool in accordance with axial width front plate so that workpiece by front plate and
Rear plate clamps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710384143.0A CN107030315B (en) | 2017-05-26 | 2017-05-26 | A kind of boring grab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710384143.0A CN107030315B (en) | 2017-05-26 | 2017-05-26 | A kind of boring grab |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107030315A CN107030315A (en) | 2017-08-11 |
| CN107030315B true CN107030315B (en) | 2019-08-20 |
Family
ID=59539347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710384143.0A Active CN107030315B (en) | 2017-05-26 | 2017-05-26 | A kind of boring grab |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107030315B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110560794B (en) * | 2019-09-27 | 2023-10-31 | 河南厚德电力科技有限公司 | Tensioning feeding device for machining teeth on surface of cavity type material |
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| JPH10286736A (en) * | 1997-04-14 | 1998-10-27 | Hitachi Seiko Ltd | Printed board presser device in printed board processing machine |
| CN201807768U (en) * | 2010-09-09 | 2011-04-27 | 铜陵安然生物科技有限责任公司 | Special drill jig for balance shaft shell |
| CN201913281U (en) * | 2010-12-28 | 2011-08-03 | 苏州市职业大学 | Novel machine tool clamp |
| CN202964137U (en) * | 2012-12-29 | 2013-06-05 | 浙江恒通机械有限公司 | Automatic clamp used for workpiece machining |
| CN103639786A (en) * | 2013-12-13 | 2014-03-19 | 宁波华盛汽车部件有限公司 | Drilling fixture for steering knuckle shell |
| CN106624014A (en) * | 2017-01-18 | 2017-05-10 | 瑞安市智造科技有限公司 | Multifunctional rotation indexing drilling device |
| CN206869175U (en) * | 2017-05-26 | 2018-01-12 | 晋江市安海联诚机械有限公司 | A kind of boring grab |
-
2017
- 2017-05-26 CN CN201710384143.0A patent/CN107030315B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10286736A (en) * | 1997-04-14 | 1998-10-27 | Hitachi Seiko Ltd | Printed board presser device in printed board processing machine |
| CN201807768U (en) * | 2010-09-09 | 2011-04-27 | 铜陵安然生物科技有限责任公司 | Special drill jig for balance shaft shell |
| CN201913281U (en) * | 2010-12-28 | 2011-08-03 | 苏州市职业大学 | Novel machine tool clamp |
| CN202964137U (en) * | 2012-12-29 | 2013-06-05 | 浙江恒通机械有限公司 | Automatic clamp used for workpiece machining |
| CN103639786A (en) * | 2013-12-13 | 2014-03-19 | 宁波华盛汽车部件有限公司 | Drilling fixture for steering knuckle shell |
| CN106624014A (en) * | 2017-01-18 | 2017-05-10 | 瑞安市智造科技有限公司 | Multifunctional rotation indexing drilling device |
| CN206869175U (en) * | 2017-05-26 | 2018-01-12 | 晋江市安海联诚机械有限公司 | A kind of boring grab |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107030315A (en) | 2017-08-11 |
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