CN103692257B - Workpiece pressuring clamping device and the Drilling machines bench with said apparatus - Google Patents

Workpiece pressuring clamping device and the Drilling machines bench with said apparatus Download PDF

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Publication number
CN103692257B
CN103692257B CN201310718800.2A CN201310718800A CN103692257B CN 103692257 B CN103692257 B CN 103692257B CN 201310718800 A CN201310718800 A CN 201310718800A CN 103692257 B CN103692257 B CN 103692257B
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China
Prior art keywords
connecting plate
clamping device
guide assembly
fixedly connected
clamping arm
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CN201310718800.2A
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Chinese (zh)
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CN103692257A (en
Inventor
毛益波
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ZHEJIANG XILING Co Ltd
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ZHEJIANG XILING Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q3/00Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02Devices 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
    • B23Q3/06Work-clamping means
    • B23Q3/08Work-clamping means other than mechanically-actuated
    • B23Q3/082Work-clamping means other than mechanically-actuated hydraulically actuated
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q1/00Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/25Movable or adjustable work or tool supports
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q3/00Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02Devices 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
    • B23Q3/06Work-clamping means
    • B23Q3/069Work-clamping means for pressing workpieces against a work-table

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Press Drives And Press Lines (AREA)

Abstract

The invention provides a kind of workpiece pressuring clamping device and the Drilling machines bench with said apparatus, belong to technical field of operation.It solve existing hold down gag and cannot meet the problem compressing large workpiece demand.This workpiece pressuring clamping device comprises oil cylinder, guide assembly, clamping arm, compression block and connecting plate; Compression block and connecting plate lay respectively at the both sides of clamping arm, and compression block is fixedly connected with connecting plate; The guide rail of guide assembly is fixedly connected with clamping arm; The cylinder body of oil cylinder is fixedly connected with connecting plate; All slide blocks of guide assembly are all connected with connecting plate.Adopt guide assembly guiding during Shift cylinder in this workpiece pressuring clamping device, therefore there is motion stabilization and advantage flexibly.When adopting this hold down gag workpiece pressing, be resisted against on clamping arm by compression block and bear reaction force, avoid guide assembly stressed excessive and cause guide assembly to damage.Namely this workpiece pressuring clamping device can improve and allows to execute stressed maximum to workpiece, can adopt again the guide assembly of low bearing capacity.

Description

Workpiece pressuring clamping device and the Drilling machines bench with said apparatus
Technical field
The invention belongs to technical field of operation, relate to a kind of Work fixing device, particularly a kind of workpiece pressuring clamping device.
The invention belongs to technical field of operation, relate to a kind of workbench, particularly a kind of Drilling machines bench with workpiece pressuring clamping device.
Background technology
Drilling machine refers to the lathe mainly using drill bit machining hole on workpiece.The feature of drilling machine is that workpiece maintains static, and cutter rotates.In other words, in process, workpiece is fixing motionless on the table by fixture, allows cutter move, by center cutter alignment hole center, and cutter is rotated.
In order to realize stably fixing to workpiece and be fixed on suitably on position, people have devised different fixtures.As universal fixturings such as machine vice, chuck, sucker, dividing head and rotary tables, for the clamping of certain product parts on certain procedure needs and the specificity fixture of specialized designs manufacture, and flexible jig and built-up jig etc.Except this, Chinese patent literature also describes a kind of numerical control plane driller workpiece positioning and clamping mechanism (application number: 200920046026.4; Notification number: CN201446426U), comprise workbench, moving guide rail and hydraulic jack.Hydraulic jack is arranged on moving guide rail, although the position of energy regulator solution compressing cylinder, and ensure the smoothness of hydraulic jack movement, there is the active force allowing to load smaller, its reason is that active force is crossed stool and caused moving guide rail to be out of shape.The current common way of those skilled in the art is the maximum load of increase moving guide rail or is fixed on the table by oil cylinder, and last way causes production cost and volume all to increase, and makes drilling machine lose competitiveness, finally by market; A rear way causes the versatility of hold down gag to reduce, and cannot meet the demand of client, finally also by market.In a word, adopt oil cylinder to be only applicable to compressing small workpiece as the hold down gag of driving force at present, the demand compressing large workpiece cannot be met.
Summary of the invention
The object of the invention is to there are the problems referred to above for existing technology, propose a kind of workpiece pressuring clamping device be applicable to the drilling machine of large Work-sheet pressing.
Object of the present invention realizes by following technical proposal: this workpiece pressuring clamping device, comprises oil cylinder and guide assembly, it is characterized in that, this workpiece pressuring clamping device also comprises clamping arm, compression block and connecting plate; Compression block and connecting plate lay respectively at the both sides of clamping arm, and compression block is fixedly connected with connecting plate; The guide rail of guide assembly is fixedly connected with clamping arm; The cylinder body of oil cylinder is fixedly connected with connecting plate; All slide blocks of guide assembly are all connected with connecting plate.
This workpiece pressuring clamping device is applied on Drilling machines bench, and Drilling machines bench comprises pedestal, working plate and workpiece pressuring clamping device, is connected between clamping arm with pedestal by fixed connection structure or swing syndeton.Swinging connection is in order to clamping arm can change its position, and then the scope that raising oil cylinder can relate to relative to working plate, namely by swinging clamping arm, changing the position of oil cylinder relative to working plate, and then improving the versatility of this workpiece pressuring clamping device.
When adopting this workpiece pressuring clamping device to compress workpiece, pressure head is connected with the piston rod of oil cylinder, and piston rod stretches out and will promote ram movement, when pressure head and workpiece against and stressed after, piston rod is motionless, forces cylinder body to drive connecting plate motion.Between compression block and clamping arm, gap is less, and guide assembly allow deflection within above-mentioned interstice coverage value time, slide block all can adopt with connecting plate and be fixedly connected with.Alternatively situation, all slide blocks of guide assembly are all by making connecting plate be connected with connecting plate relative to the axial float syndeton of slide block along cylinder piston rod axially-movable.
Connecting plate is relative to slide block along cylinder piston rod axially-movable, and connecting plate drives compression block motion, until compression block and clamping arm lean, oil cylinder continues to keep oil pressure, then workpiece pressuring clamping device is to workpiece continu to press.In other words, during this workpiece pressuring clamping device workpiece continu to press, connecting plate and slide block are in disengaged position, and namely clamping arm bears the reaction force of pressure, and guide assembly does not bear active force.
In above-mentioned workpiece pressuring clamping device, be provided with connecting rod between described compression block and connecting plate, compression block is all fixedly connected with connecting rod with connecting plate.In other words, be fixedly connected with by connecting rod between compression block with connecting plate.
In above-mentioned workpiece pressuring clamping device, the quantity of described connecting rod is at least two, and the both sides of clamping arm all have described connecting rod.
In above-mentioned workpiece pressuring clamping device, described clamping arm has the longitudinal direction setting along clamping arm and the U-type groove in strip, connecting rod is through described U-type groove.
In above-mentioned workpiece pressuring clamping device, described axial float syndeton comprises connecting rod and is opened in the connecting hole on connecting plate, be provided with slide unit between described connecting plate and slide block, all slide blocks of guide assembly are all fixedly connected with slide unit, and connecting rod passes connecting hole and is fixedly connected with slide unit.
In above-mentioned workpiece pressuring clamping device, described axial float syndeton comprises screw rod and is opened in the connecting hole on connecting plate, and be provided with slide unit between described connecting plate and slide block, all slide blocks of guide assembly are all fixedly connected with slide unit; Screw rod passes connecting hole and is fixedly connected with slide unit; Described screw rod is arranged with spring and the nut that has been threaded, one end and the connecting plate of spring lean, and the other end and nut lean.
In above-mentioned workpiece pressuring clamping device, this workpiece pressuring clamping device also comprises the drive source be fixed on for driving connecting plate to move along guide assembly guide direction on clamping arm.
In above-mentioned Drilling machines bench, described fixed connection structure comprises column, described pedestal has column Connection Block, and described clamping arm is fixedly connected with column upper end, and described column lower end portion is fixedly connected with column Connection Block.
In above-mentioned Drilling machines bench, described swing syndeton comprises column, described pedestal has column Connection Block, and described column lower end portion is fixedly connected with column Connection Block; Column upper end is passed clamping arm and is connected with limited cap, and described column is connected by bearing with between clamping arm.
Compared with prior art, adopt guide assembly guiding during Shift cylinder in this workpiece pressuring clamping device, therefore there is motion stabilization and advantage flexibly.When adopting this hold down gag workpiece pressing, be resisted against on clamping arm by compression block and bear reaction force, avoid guide assembly stressed excessive and cause guide assembly to damage.In other words, this workpiece pressuring clamping device can improve and allows to execute stressed maximum to workpiece, can adopt again the guide assembly of low bearing capacity.
The clamping arm of the workbench of this drilling machine can swing, and workpiece allows the scope of putting wide, therefore has the advantage of more easily loading workpiece.
Accompanying drawing explanation
Fig. 1 is the perspective view of this workpiece pressuring clamping device.
Fig. 2 is the main TV structure schematic diagram of this workpiece pressuring clamping device.
Fig. 3 is the sectional structure schematic diagram of this workpiece pressuring clamping device.
Fig. 4 is the perspective view of this Drilling machines bench.
Fig. 5 is the main TV structure schematic diagram of this Drilling machines bench.
Fig. 6 is the sectional structure schematic diagram swinging syndeton in this Drilling machines bench.
In figure, A, workpiece pressuring clamping device; 1, oil cylinder; 1a, cylinder body; 1b, piston rod; 2, guide assembly; 2a, guide rail; 2b, slide block; 3, clamping arm; 3a, U-type groove; 4, compression block; 5, connecting plate; 6, connecting rod; 7, axial float syndeton; 7a, screw rod; 7b, spring; 7c, nut; 8, pedestal; 9, working plate; 10, column; 11, column Connection Block; 12, limited cap; 13, bearing; 14, pressure head; 15, slide unit.
Detailed description of the invention
Be below specific embodiments of the invention and by reference to the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiments.
Embodiment one
As depicted in figs. 1 and 2, this workpiece pressuring clamping device comprises oil cylinder 1, guide rail 2a assembly 2, clamping arm 3, compression block 4 and connecting plate 5.
Oil cylinder 1 is for execute stressed pressure source to workpiece.Adopt oil cylinder 1 as pressure source have feeding stable, can be large and have and keep pressure stability for a long time to workpiece applied pressure.
The basic components that clamping arm 3 is installed for miscellaneous part are also active force load bearing component.
The guide rail 2a of guide assembly 2 is fixedly connected with clamping arm 3; All slide block 2b of guide assembly 2 are all connected with connecting plate 5.The cylinder body 1a of oil cylinder 1 is fixedly connected with connecting plate 5; Compression block 4 and connecting plate 5 lay respectively at the both sides of clamping arm 3.
As depicted in figs. 1 and 2, the piston rod 1b of oil cylinder 1 can move up and down, then compression block 4 is positioned at the below of clamping arm 3, and connecting plate 5 is positioned at the top of guide assembly 2.The quantity of guide rail 2a is two and is fixed on the upper side of clamping arm 3, and the cylinder body 1a of oil cylinder 1 is positioned at the top of connecting plate 5.
According to actual conditions, when the piston rod 1b of oil cylinder 1 need do horizontal movement, compression block 4 and connecting plate 5 lay respectively at both sides, front and back or the left and right sides of clamping arm 3.
As depicted in figs. 1 and 2, compression block 4 is fixedly connected with connecting plate 5.Specifically, be provided with connecting rod 6 between compression block 4 and connecting plate 5, compression block 4 is all fixedly connected with connecting rod 6 with connecting plate 5.In other words, be fixedly connected with by connecting rod 6 between compression block 4 with connecting plate 5.
As shown in Figures 2 and 3, the mode that is fixedly connected with between compression block 4 with connecting plate 5 is the quantity of compression block 4 is two pieces, and the quantity of connecting rod 6 is also two, and compression block 4 arranges with connecting rod 6 one_to_one corresponding and compression block 4 is connected as a single entity with corresponding connecting rod 6.Two pieces of compression blocks 4 being set for improving stressed stability, namely avoiding stressed rear generation to swing; In order to improve stability under loading further, the piston rod 1b of oil cylinder 1 between two connecting rods 6, and connecting rod 6 from the centre of clamping arm 3 through and two guide rail 2a.In order to connecting plate 5 can be made to move normally, on clamping arm 3, therefore have the longitudinal direction setting along clamping arm 3 and the U-type groove 3a in strip, connecting rod 6 is through U-type groove 3a.
According to actual conditions, the mode that is fixedly connected with between compression block 4 with connecting plate 5 can adopt following scheme to replace, compression block 4 is in tabular, the quantity of connecting rod 6 is two or four, the both sides of clamping arm 3 all have connecting rod 6, namely the both sides, front and back of clamping arm 3 all have one or two connecting rods 6, are fixedly connected with between compression block 4 with connecting plate 5 by connecting rod 6.
No matter adopt between compression block 4 with connecting plate 5 above-mentioned which kind of be fixedly connected with mode, leave gap between the upper side of compression block 4 and the downside of clamping arm 3, namely ensure when this hold down gag does not apply pressure to other objects that compression block 4 and clamping arm 3 produce and rub and affect connecting plate 5 and move neatly.As preferably, above-mentioned gap is 3 ~ 10 millimeters, and this numerical value can be avoided compression block 4 and clamping arm 3 to produce interfering, can reduce again the movement travel of compression block 4, namely within the deflection that allows at assembly of numerical value or the distance that is separated with guide assembly 2 of reduction connecting plate 5.From a structural point, all slide block 2b of guide assembly 2 are all fixedly connected with connecting plate 5, or all slide block 2b of guide assembly 2 are all by making connecting plate 5 be connected with connecting plate 5 along the axial float syndeton 7 of oil cylinder 1 piston rod 1b axially-movable relative to slide block 2b.
Axial float syndeton comprises connecting rod and is opened in the connecting hole on connecting plate 5, and be provided with slide unit 15 between connecting plate 5 and slide block 2b, all slide block 2b of guide assembly 2 are all fixedly connected with slide unit 15, and connecting rod passes connecting hole and is fixedly connected with slide unit 15.Specifically, the position of connecting hole and the position one_to_one corresponding of slide block 2b, the quantity of connecting rod is identical with the quantity of slide block 2b.When changing oil cylinder 1 position, connecting plate 5 is synchronized with the movement by the connection of connecting rod and slip, namely longitudinally moves neatly along guide rail 2a.After this hold down gag applies pressure to workpiece, connecting plate 5 can move upward along the axis of connecting rod, and then connecting plate 5 is separated with slide block 2b.After oil cylinder 1 piston rod 1b bounces back, connecting plate 5 under the Action of Gravity Field of himself gravity and oil cylinder 1, along the axial slide downward of connecting rod, until connecting plate 5 and slide block 2b lean.
According to actual conditions, axial float syndeton can adopt following scheme to replace: axial float syndeton 7 comprises screw rod 7a and is opened in the connecting hole on connecting plate 5, slide unit 15 is provided with between connecting plate 5 and slide block 2b, all slide block 2b of guide assembly 2 are all fixedly connected with slide unit 15, and screw rod 7a passes connecting hole and is fixedly connected with slide unit 15; Screw rod 7a is arranged with spring 7b and be threaded one end of nut 7c, spring 7b and connecting plate 5 lean, the other end and nut 7c lean.When changing oil cylinder 1 position, connecting plate 5 is synchronized with the movement by the connection of screw rod 7a and slip, namely longitudinally moves neatly along guide rail 2a.After this hold down gag applies pressure to workpiece, connecting plate 5 can along screw rod 7a axially-movable, and the elastic force simultaneously overcoming spring 7b moves to the direction away from slide block 2b; And then connecting plate 5 is separated with slide block 2b.
After oil cylinder 1 piston rod 1b bounces back, connecting plate 5 is under the elastic force effect of spring 7b, and axially moving near slide block 2b direction along connecting rod, until connecting plate 5 and slide block 2b lean.Obviously, namely this axial float syndeton 7 is applicable to oil cylinder 1 and is arranged vertically, and is also applicable to oil cylinder 1 horizontally disposed.
In order to mobile link plate 5 more easily, clamping arm 3 is fixed with the drive source for driving connecting plate 5 to move along guide assembly 2 guide direction.This drive source can be oil cylinder 1 or motor lead screw screw assembly, and drive source can be connected with connecting plate 5, oil cylinder 1 cylinder body 1a or compression block 4.
Drilling machines bench comprises pedestal 8, working plate 9 and above-mentioned workpiece pressuring clamping device A, is connected between clamping arm 3 with pedestal 8 by swinging syndeton.Specifically, swing syndeton and comprise column 10, pedestal 8 has column Connection Block 11, column 10 bottom is fixedly connected with column Connection Block 11; Column 10 upper end is passed clamping arm 3 and is connected with limited cap 12, is connected between column 10 with clamping arm 3 by bearing 13.
As shown in Figures 4 to 6, the piston rod 1b vertical motion of oil cylinder 1 in workpiece pressuring clamping device A, workpiece is placed on working plate 9, the head of piston rod 1b has been threaded connection pressure head 14, by swinging clamping arm 3 and mobile link plate 5 until pressure head 14 is positioned on the abutment face of workpiece, the piston rod 1b of oil cylinder 1 moves downward, until pressure head 14 and abutment face lean, the cylinder body 1a of oil cylinder 1 bears reaction force, and then cylinder body 1a produces counter motion, namely move upward, cylinder body 1a drives connecting plate 5, connecting rod 6 and compression block 4 move, until compression block 4 leans with the downside of clamping arm 3, oil cylinder 1 continues to keep oil pressure, then workpiece pressuring clamping device is to workpiece continu to press.
Embodiment two
The present embodiment with the structure of embodiment one and principle substantially identical, different place is: be connected by fixed connection structure between clamping arm 3 with pedestal 8.Fixed connection structure comprises column 10, pedestal 8 has column Connection Block 11, and clamping arm 3 is fixedly connected with column 10 upper end, and column 10 bottom is fixedly connected with column Connection Block 11.

Claims (10)

1. a workpiece pressuring clamping device, comprises oil cylinder (1) and guide assembly (2), it is characterized in that, this workpiece pressuring clamping device also comprises clamping arm (3), compression block (4) and connecting plate (5); Compression block (4) and connecting plate (5) lay respectively at the both sides of clamping arm (3), and compression block (4) is fixedly connected with connecting plate (5); The guide rail (2a) of guide assembly (2) is fixedly connected with clamping arm (3); The cylinder body (1a) of oil cylinder (1) is fixedly connected with connecting plate (5); All slide blocks (2b) of guide assembly (2) are all connected with connecting plate (5).
2. workpiece pressuring clamping device according to claim 1, is characterized in that, all slide blocks (2b) of described guide assembly (2) are all fixedly connected with connecting plate (5); Or all slide blocks (2b) of guide assembly (2) are all by making connecting plate (5) be connected with connecting plate (5) relative to the axial float syndeton (7) of slide block (2b) along oil cylinder (1) piston rod (1b) axially-movable.
3. workpiece pressuring clamping device according to claim 1, it is characterized in that, be provided with connecting rod (6) between described compression block (4) and connecting plate (5), compression block (4) is all fixedly connected with connecting rod (6) with connecting plate (5).
4. workpiece pressuring clamping device according to claim 3, is characterized in that, the quantity of described connecting rod (6) is at least two, and the both sides of clamping arm (3) all have described connecting rod (6).
5. the workpiece pressuring clamping device according to claim 3 or 4, it is characterized in that, described clamping arm (3) has the longitudinal direction setting along clamping arm (3) and the U-type groove (3a) in strip, connecting rod (6) is through described U-type groove (3a).
6. workpiece pressuring clamping device according to claim 2, it is characterized in that, described axial float syndeton comprises connecting rod and is opened in the connecting hole on connecting plate, slide unit is provided with between described connecting plate and slide block, all slide blocks of guide assembly are all fixedly connected with slide unit, and connecting rod passes connecting hole and is fixedly connected with slide unit.
7. workpiece pressuring clamping device according to claim 2, it is characterized in that, the connecting hole that described axial float syndeton (7) comprises screw rod (7a) and is opened on connecting plate (5), be provided with slide unit (15) between connecting plate (5) and slide block (2b), all slide blocks (2b) of guide assembly (2) are all fixedly connected with slide unit (15); Described screw rod (7a) is arranged with spring (7b) and the nut that has been threaded (7c), one end and the connecting plate (5) of spring (7b) lean, and the other end and nut (7c) lean.
8. the workpiece pressuring clamping device according to claim 1 or 2 or 3 or 4, it is characterized in that, this workpiece pressuring clamping device also comprises the drive source be fixed on for driving connecting plate (5) to move along guide assembly (2) guide direction on clamping arm (3).
9. a Drilling machines bench, comprise pedestal (8) and working plate (9), it is characterized in that, this Drilling machines bench also comprises the workpiece pressuring clamping device (A) as described in any one of claim 1-8, by fixed connection structure or swing syndeton and be connected between clamping arm (3) with pedestal (8).
10. Drilling machines bench according to claim 9, it is characterized in that, described swing syndeton comprises column (10), described pedestal (8) has column Connection Block (11), described column (10) bottom is fixedly connected with column Connection Block (11); Column (10) upper end is passed clamping arm (3) and is connected with limited cap (12), is connected between described column (10) with clamping arm (3) by bearing (13).
CN201310718800.2A 2013-12-23 2013-12-23 Workpiece pressuring clamping device and the Drilling machines bench with said apparatus Active CN103692257B (en)

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CN105922169B (en) * 2016-07-07 2017-08-01 浙江工业大学 Car light lampshade clamping device
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Publication number Priority date Publication date Assignee Title
US5102270A (en) * 1991-05-24 1992-04-07 James Warren Drill press clamp
US5595102A (en) * 1995-01-06 1997-01-21 O'grady; Paul J. Apparatus for clamping stacked items for cutting
DE102006004932A1 (en) * 2006-02-03 2007-08-16 Markus Eisold Holding-down clamp for a machine tool comprises a base plate, a holding-down plate and devices for transferring pressure forces from the base plate to the holding-down plate
EP2345507A2 (en) * 2010-01-14 2011-07-20 Prüß, Ludwig Device for clamping workpieces on a base
CN203726218U (en) * 2013-12-23 2014-07-23 浙江西菱股份有限公司 Workpiece compressing device and drilling machine workbench with same

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5102270A (en) * 1991-05-24 1992-04-07 James Warren Drill press clamp
US5595102A (en) * 1995-01-06 1997-01-21 O'grady; Paul J. Apparatus for clamping stacked items for cutting
DE102006004932A1 (en) * 2006-02-03 2007-08-16 Markus Eisold Holding-down clamp for a machine tool comprises a base plate, a holding-down plate and devices for transferring pressure forces from the base plate to the holding-down plate
EP2345507A2 (en) * 2010-01-14 2011-07-20 Prüß, Ludwig Device for clamping workpieces on a base
CN203726218U (en) * 2013-12-23 2014-07-23 浙江西菱股份有限公司 Workpiece compressing device and drilling machine workbench with same

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Denomination of invention: Workpiece pressing device and drill press workbench with same

Effective date of registration: 20180312

Granted publication date: 20160302

Pledgee: Zhejiang Tailong commercial bank Taizhou branch of Limited by Share Ltd

Pledgor: ZHEJIANG XILING CO., LTD.

Registration number: 2018330000057