CN106514332B - A kind of connecting rod drive-type fixture - Google Patents

A kind of connecting rod drive-type fixture Download PDF

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Publication number
CN106514332B
CN106514332B CN201611062376.0A CN201611062376A CN106514332B CN 106514332 B CN106514332 B CN 106514332B CN 201611062376 A CN201611062376 A CN 201611062376A CN 106514332 B CN106514332 B CN 106514332B
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slide bar
fixed
plate
rod
sliding block
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CN106514332A (en
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肖俊建
汤剑
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Quzhou University
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Quzhou University
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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

Abstract

The present invention provides a kind of connecting rod drive-type fixtures, belong to field of mechanical technique.This connecting rod drive-type fixture, including outrigger, gripping block one, gripping block two, gripping block three and gripping block four, outrigger include bottom plate and riser one, riser two, are provided with rotating mechanism on riser one;It is fixed with locating rack in shaft, is provided with slide bar one, slide bar two, slide bar three, slide bar four on locating rack on one side, sliding block one is provided on slide bar one and slide bar two, sliding block two is provided on slide bar three and slide bar four, is further fixed on bar-link drive on locating rack;Locating rack is fixed with positioning plate one, there is screw rod one on positioning plate one, and screw rod one is fixed with turntable one, gripping block three is fixed on the lower surface of screw rod one, and locating rack is fixed with positioning plate two, there is screw rod two on positioning plate two, screw rod two is fixed with turntable two, and gripping block four is fixed on the lower surface of screw rod two.The present invention has the advantages that being capable of significantly more efficient clamping workpiece to be processed.

Description

A kind of connecting rod drive-type fixture
Technical field
The invention belongs to field of mechanical technique, are related to a kind of fixture, especially a kind of connecting rod drive-type fixture.
Background technique
Fixture is that machine-building is used to fix processing object in the process, is allowed to occupy correct position, being capable of rapid, side Just, the device of workpiece is safely installed.Such as fixture, inspection jig, assembling jig, machine tool fixture etc., wherein machine tool fixture is most Be it is common, be often simply called fixture.When machining a workpiece on a machine tool, the surface to enable workpiece reaches size as defined in drawing, several What shape and with the technical requirements such as the mutual position accuracy of other surfaces, workpiece must be positioned, be clamped before processing.Fixture is logical Often by setting element, clamping device, formed to knife induction element, indexing means, connecting element and clamp body etc..
Through retrieving, as Chinese patent literature discloses a kind of fixture with the self-locking function, [patent No.: ZL 201410222861.4;Authorization Notice No.: CN 103962988A].This folder with self-locking function, tool include: a clamp machine Seat;One is connected to the fixture vertical plate of the fixture support top surface vertically, and a recessing groove extended vertically is offered on leading flank An and locking bar via hole below recessing groove;It is fixedly connected on the fixture vertical plate leading flank and is located at the recessing groove The workpiece positioning pin of top;One is rotatably connected to holding down assembly for workpiece pressing, left side in the recessing groove On offer a sliding slot extended vertically;An and guidance set.
But this fixture with self-locking function can not be realized preferably and is clamped to workpiece.So for Those skilled in the art, need to be developed it is a kind of can be more effectively to the fixture of Workpiece clamping.
Summary of the invention
The purpose of the present invention is there is the above problem in view of the prior art, a kind of connecting rod drive-type fixture is proposed, originally Connecting rod drive-type fixture has the characteristics that being capable of significantly more efficient clamping workpiece to be processed.
Object of the invention can be realized by the following technical scheme:
A kind of connecting rod drive-type fixture, including outrigger, gripping block one, gripping block two, gripping block three and gripping block four, it is special Sign is, the outrigger includes bottom plate and the riser one, the riser two that are fixed on bottom plate, the riser one and riser two it Between be horizontally disposed with have a shaft, be provided on riser one be able to drive shaft rotation rotating mechanism;It is fixed in the shaft There is locating rack, is provided with slide bar one, slide bar two, slide bar three, slide bar four, slide bar one and slide bar on the locating rack on one side It is provided with sliding block one on two, sliding block two is provided on slide bar three and slide bar four, the gripping block one is arranged on sliding block one, folder Tight block two, which is arranged to be further fixed on to be able to drive on sliding block two, on locating rack, drives gripping block one and two horizontal movement of gripping block Bar-link drive;The upper surface of the locating rack is horizontally fixed with positioning plate one, offers screw thread vertically on positioning plate one Kong Yi, one internal screw thread of threaded hole are connected with screw rod one, and the upper surface of screw rod one is fixed with turntable one, consolidates in the circular arc wall of turntable one Surely there is rotational handle one, the gripping block three is fixed on the lower surface of screw rod one, and the lower surface level of the locating rack is solid Surely there is positioning plate two, offer threaded hole two on positioning plate two vertically, two internal screw thread of threaded hole is connected with screw rod two, screw rod two Upper surface is fixed with turntable two, and rotational handle two is fixed in the circular arc wall of turntable two, and the gripping block four is fixed on screw rod Two lower surface.
To the clamping process of workpiece, handle one and handle two are rotated clockwise, a screw rod one is able to drive and screw rod two is suitable Hour hands rotation, so as to the Workpiece clamping that will be located between gripping block three and gripping block four, realization is upper and lower to workpiece to be determined Position;Then, the both ends of sliding block one can be made respectively along slide bar one, slide bar two towards two direction of sliding block by bar-link drive It is mobile, make the both ends of sliding block two be able to move along slide bar three, slide bar four towards one direction of sliding block, so as to be located at Workpiece clamping between gripping block one and gripping block two realizes the positioning left and right to workpiece, meanwhile, it can by rotating mechanism Entire locating rack is driven to rotate around shaft, thus can not only be convenient for the positioning to workpiece progress upper and lower, left and right, Er Qietong The entire positioning of rotation is crossed to be also convenient for being processed workpiece to be processed.
To the release process of workpiece, handle one and handle two are rotated counterclockwise, a screw rod one is able to drive and screw rod two is inverse Hour hands rotation, the workpiece so as to be located between gripping block three and gripping block four unclamp;Then, pass through bar-link drive The both ends of sliding block one can be made mobile backwards to two direction of sliding block respectively along slide bar one, slide bar two, distinguish the both ends of sliding block two It can be moved along slide bar three, slide bar four backwards to one direction of sliding block, so as to be located between gripping block one and gripping block two Workpiece unclamp.
In above-mentioned connecting rod drive-type fixture, mounting plate one is vertically fixed on the sliding block one, gripping block one passes through Mounting plate one is fixed on sliding block one;Mounting plate two is vertically fixed on the sliding block two, gripping block two is solid by mounting plate two It is scheduled on sliding block two.So as to improve the stability that gripping block one and gripping block two clamp workpiece to be processed.
In above-mentioned connecting rod drive-type fixture, the upper surface of the mounting plate one is connected with connecting plate one, mounting plate one Lower surface be connected with connecting plate two, the upper surface of mounting plate two is connected with connecting plate three, and the lower surface of mounting plate two is connected with Connecting plate four.
In above-mentioned connecting rod drive-type fixture, the bar-link drive includes driving motor, screw rod, one and of elevator Elevator two, elevator one are located at the surface of elevator two, and the both ends of the screw rod pass through bearing block one and bearing respectively Seat two is vertically arranged on the another side of locating rack, and driving motor is connected by shaft coupling with screw rod, the lifting Through-hole one is offered on block one, bearing one is provided in through-hole one, and orthodontic nut, orthodontic nut are fixed on the inner ring of bearing one It is mutually matched with screw rod, through-hole two is offered on the elevator two, bearing two, the inner ring of bearing two are provided in through-hole two On be fixed with anti-tooth nut, anti-tooth nut is mutually matched with screw rod;One end of the elevator one is hinged with connecting rod one, connecting rod One other end is hinged on connecting plate two, and the other end of the elevator one is hinged with connecting rod two, the other end of connecting rod two It is hinged on connecting plate four, one end of the elevator two is hinged with connecting rod three, and the other end of connecting rod three is hinged on connecting plate On one, the other end of the elevator one is hinged with connecting rod four, and the other end of connecting rod four is hinged on connecting plate three.
Orthodontic nut and anti-tooth nut can make screw nut driving along screw rod, when driving motor drives screw rod clockwise Rotation, orthodontic nut drive elevator one to move backwards to two direction of elevator by bearing one, by hinged on elevator one So as to move toward one another connecting plate two, connecting plate four, anti-tooth nut drives elevator by bearing two for connecting rod one, connecting rod two Two move backwards to one direction of elevator, make connecting plate one by connecting rod three hinged on elevator two, connecting rod four, connect Fishplate bar three moves toward one another, and connecting plate one and connecting plate two while push, so as to move sliding block one towards two direction of sliding block It is dynamic, and pushed while connecting plate three and connecting plate four, so as to keep sliding block two mobile towards one direction of sliding block, realize to work The left and right clamping positioning of part.
When driving motor drives screw rod to rotate counterclockwise, orthodontic nut drives elevator one towards elevator by bearing one The movement of two directions makes connecting plate two, connecting plate four backwards to fortune by connecting rod one hinged on elevator one, connecting rod two Dynamic, anti-tooth nut drives elevator two to move towards one direction of elevator by bearing two, passes through company hinged on elevator two So as to make connecting plate one, connecting plate three backwards to moving, connecting plate one and connecting plate two while, are pushed for bar three, connecting rod four, It is mobile backwards to two direction of sliding block so as to make sliding block one, and pushed while connecting plate three and connecting plate four, so as to make Sliding block two is mobile backwards to one direction of sliding block, realizes the release left and right to workpiece.
In above-mentioned connecting rod drive-type fixture, the rotating mechanism includes rotary electric machine, and the rotary electric machine is fixed On riser one, and rotary electric machine output shaft is fixed with driving gear across one end of riser one, is fixed with driven tooth in shaft Wheel, driven gear and driving gear intermeshing.
Rotary electric machine is able to drive driving gear rotation, by being able to drive with the intermeshing driven gear of driving gear Shaft rotation realizes that locating rack is overturn around shaft.
In above-mentioned connecting rod drive-type fixture, be fixed on the one side of the locating rack fixing seat one, fixing seat two, Fixing seat three, fixing seat four, fixing seat five, fixing seat six, fixing seat seven and fixing seat eight, the both ends of slide bar one are separately fixed at Between fixing seat one and fixing seat two, the both ends of slide bar two are separately fixed between fixing seat three and fixing seat four, slide bar three Both ends are separately fixed between fixing seat five and fixing seat six, and the both ends of slide bar four are separately fixed at fixing seat seven and fixing seat eight Between.
In above-mentioned connecting rod drive-type fixture, the sliding block one offers the slide opening one to match with slide bar one, sliding block One be also provided with the matched slide opening two of slide bar two-phase, sliding block two offer with the matched slide opening three of slide bar three-phase, sliding block two also Offer the slide opening four to match with slide bar four.Slide bar one, slide bar two are threaded through slide opening one, slide opening two in sliding block one respectively Interior, slide bar three, slide bar four are threaded through the slide opening three in sliding block two, in slide opening four respectively, so as to reduce sliding block one and sliding block Frictional force present in two sliding processes keeps sliding more steady.
In above-mentioned connecting rod drive-type fixture, the slide bar one and slide bar two are parallel to each other, four phase of slide bar three and slide bar It is mutually parallel, and slide bar one and slide bar three are conllinear, slide bar two and slide bar four are conllinear.
Compared with prior art, this connecting rod drive-type fixture has the advantage that
1, the driving motor in the present invention drives screw rod rotation, and orthodontic nut drives elevator one along silk by bearing one Bar movement, by connecting rod one, connecting rod two so as to move connecting plate two, connecting plate four, anti-tooth nut passes through two band of bearing Dynamic elevator two is moved along screw rod, by connecting rod three, connecting rod four so as to move connecting plate one, connecting plate three, thus When sliding block one, sliding block two move towards, the realization clamping positioning left and right to workpiece is real when the movement backwards of sliding block one, sliding block two Now workpiece is unclamped.
2, rotational handle one of the present invention and handle two are able to drive a screw rod one and screw rod two and rotate, so as to by position Workpiece clamping or release between gripping block three and gripping block four.
3, rotary electric machine of the present invention be able to drive driving gear rotation, by with the intermeshing driven gear of driving gear It is able to drive shaft rotation, realizes that locating rack is overturn around shaft, thus can not only be convenient for workpiece progress upper and lower, left and right Positioning, and be also convenient for being processed workpiece to be processed by the entire positioning of rotation.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention;
Fig. 2 is backsight structural representation of the invention.
In figure, 1, bottom plate;2, riser one;3, riser two;4, shaft;5, rotary electric machine;6, driving gear;7, driven tooth Wheel;8, locating rack;9, slide bar one;10, slide bar two;11, slide bar three;12, slide bar four;13, sliding block one;14, sliding block two;15, spiral shell Bar one;16, turntable one;17, rotational handle one;18, screw rod two;19, turntable two;20, rotational handle two;21, mounting plate one; 22, mounting plate two;23, connecting plate one;24, connecting plate two;25, connecting plate three;26, connecting plate four;27, driving motor;28, silk Bar;29, elevator one;30, elevator two;31, connecting rod one;32, connecting rod two;33, connecting rod three;34, connecting rod four;35, gripping block One;36, gripping block two;37, gripping block three;38, gripping block four.
Specific embodiment
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described, However, the present invention is not limited to these examples.
As shown in Figure 1, a kind of connecting rod drive-type fixture, including outrigger, gripping block 1, gripping block 2 36, gripping block three 37 and gripping block 4 38.Outrigger includes bottom plate 1 and the riser 1, the riser 23 that are fixed on bottom plate 1, riser 1 and riser 23 Between be horizontally disposed with and have a shaft 4, the rotating mechanism for being able to drive the rotation of shaft 4 is provided on riser 1, rotating mechanism includes Rotary electric machine 5, rotary electric machine 5 are fixed on riser 1, and 5 output shaft of rotary electric machine is fixed with master across one end of riser 1 Moving gear 6, driven gear 7 is fixed in shaft 4, and driven gear 7 and driving gear 6 are intermeshed.Rotary electric machine 5 is able to drive Driving gear 6 rotates, and is rotated by being able to drive shaft 4 with the intermeshing driven gear 7 of driving gear 6, realizes locating rack 8 It is overturn around shaft 4.It is fixed with locating rack 8 in shaft 4, is provided with slide bar 1 on one side on locating rack 8, slide bar 2 10, slides It is provided with sliding block 1 on bar 3 11, slide bar 4 12, slide bar 1 and slide bar 2 10, is provided on slide bar 3 11 and slide bar 4 12 Sliding block 2 14, gripping block 1 are arranged on sliding block 1, and gripping block 2 36 is arranged on sliding block 2 14.It is vertical on sliding block 1 It is fixed with mounting plate 1, gripping block 1 is fixed on sliding block 1 by mounting plate 1;It is vertically fixed on sliding block 2 14 Mounting plate 2 22, gripping block 2 36 are fixed on sliding block 2 14 by mounting plate 2 22, so as to improve gripping block 1 and folder The stability that tight 2 36 pairs of workpieces to be processed of block clamp.The upper surface of mounting plate 1 is connected with connecting plate 1, mounting plate one 21 lower surface is connected with connecting plate 2 24, and the upper surface of mounting plate 2 22 is connected with connecting plate 3 25, under mounting plate 2 22 Surface is connected with connecting plate 4 26.
The upper surface of locating rack 8 is horizontally fixed with positioning plate one, offers threaded hole one, threaded hole vertically on positioning plate one One internal screw thread is connected with screw rod 1, and the upper surface of screw rod 1 is fixed with turntable 1, fixes in the circular arc wall of turntable 1 There is rotational handle 1, gripping block 3 37 is fixed on the lower surface of screw rod 1, and the lower surface of locating rack 8 is horizontally fixed with positioning Plate two offers threaded hole two on positioning plate two vertically, and two internal screw thread of threaded hole is connected with screw rod 2 18, the upper table of screw rod 2 18 Face is fixed with turntable 2 19, and rotational handle 2 20 is fixed in the circular arc wall of turntable 2 19, and gripping block 4 38 is fixed on screw rod two 18 lower surface.
Gripping block 1 and 2 36 horizontal movement of gripping block are driven as shown in Fig. 2, being further fixed on and being able to drive on locating rack 8 Bar-link drive.Bar-link drive includes driving motor 27, screw rod 28, elevator 1 and elevator 2 30, lifting Block 1 is located at the surface of elevator 2 30, and the both ends of screw rod 28 pass through bearing block one respectively and bearing block two is vertically arranged in On the another side of locating rack 8, and driving motor 27 is connected by shaft coupling with screw rod 28, is offered on elevator 1 logical Kong Yi is provided with bearing one in through-hole one, is fixed with orthodontic nut on the inner ring of bearing one, orthodontic nut with screw rod 28 mutual Match, through-hole two is offered on elevator 2 30, bearing two is provided in through-hole two, anti-tooth spiral shell is fixed on the inner ring of bearing two Mother, anti-tooth nut are mutually matched with screw rod 28;One end of elevator 1 is hinged with connecting rod 1, the other end hinge of connecting rod 1 It connects on connecting plate 2 24, the other end of elevator 1 is hinged with connecting rod 2 32, and the other end of connecting rod 2 32 is hinged on connection On plate 4 26, one end of elevator 2 30 is hinged with connecting rod 3 33, and the other end of connecting rod 3 33 is hinged on connecting plate 1, rises The other end of drop block 1 is hinged with connecting rod 4 34, and the other end of connecting rod 4 34 is hinged on connecting plate 3 25.
Orthodontic nut and anti-tooth nut can make the transmission of 28 nut of screw rod along screw rod 28, when driving motor 27 drives screw rod 28 rotate clockwise, and orthodontic nut drives elevator 1 to move backwards to 2 30 direction of elevator by bearing one, pass through lifting Hinged connecting rod 1, connecting rod 2 32 are on block 1 so as to move toward one another connecting plate 2 24, connecting plate 4 26, anti-tooth spiral shell Mother drives elevator 2 30 to move backwards to one 29 direction of elevator by bearing two, passes through connecting rod three hinged on elevator 2 30 33, connecting rod 4 34 is so as to move toward one another connecting plate 1, connecting plate 3 25, connecting plate 1 and connecting plate 2 24 it is same When push, it is mobile towards 2 14 direction of sliding block so as to make sliding block 1, and while connecting plate 3 25 and connecting plate 4 26 It pushes, so as to keep sliding block 2 14 mobile towards one 13 direction of sliding block, realizes the clamping positioning left and right to workpiece.
When driving motor 27 drives screw rod 28 to rotate counterclockwise, orthodontic nut drives one 29 direction of elevator by bearing one The movement of 2 30 direction of elevator, makes connecting plate two by connecting rod 1 hinged on elevator 1, connecting rod 2 32 24, for connecting plate 4 26 backwards to moving, anti-tooth nut drives elevator 2 30 to move towards one 29 direction of elevator by bearing two, By connecting rod 3 33 hinged on elevator 2 30, connecting rod 4 34 so as to make connecting plate 1, connecting plate 3 25 backwards to transport Dynamic, connecting plate 1 and connecting plate 2 24 while, pushes, so as to keep sliding block 1 mobile backwards to 2 14 direction of sliding block, and It pushes while connecting plate 3 25 and connecting plate 4 26, so as to keep sliding block 2 14 mobile backwards to one 13 direction of sliding block, realizes The release left and right to workpiece.
In addition, being fixed with fixing seat one on the one side of locating rack 8, fixing seat two, fixing seat three, fixing seat four, fixing Seat five, fixing seat six, fixing seat seven and fixing seat eight, the both ends of slide bar 1 be separately fixed at fixing seat one and fixing seat two it Between, the both ends of slide bar 2 10 are separately fixed between fixing seat three and fixing seat four, and the both ends of slide bar 3 11 are separately fixed at solid Between reservation five and fixing seat six, the both ends of slide bar 4 12 are separately fixed between fixing seat seven and fixing seat eight.
Sliding block 1 offers the slide opening one to match with slide bar 1, and sliding block 1 is also provided with and 2 10 phase of slide bar The slide opening two matched, sliding block 2 14 offer the slide opening three to match with slide bar 3 11, and sliding block 2 14 is also provided with and slide bar 4 12 The slide opening four to match, slide bar 1, slide bar 2 10 are threaded through the slide opening one in sliding block 1, in slide opening two respectively, slide bar three 11, slide bar 4 12 is threaded through the slide opening three in sliding block 2 14, in slide opening four respectively, so as to reduce sliding block 1 and sliding block two Frictional force present in 14 sliding processes keeps sliding more steady.Slide bar 1 and slide bar 2 10 are parallel to each other, slide bar three 11 and slide bar 4 12 be parallel to each other, and slide bar 1 and slide bar 3 11 are conllinear, and slide bar 2 10 and slide bar 4 12 are conllinear.
To the clamping process of workpiece, handle 1 and handle two are rotated clockwise, is able to drive a screw rod 1 and screw rod 2 18 rotate clockwise, and so as to the Workpiece clamping that will be located between gripping block 3 37 and gripping block 4 38, realize to workpiece Upper and lower positioning;Then, orthodontic nut and anti-tooth nut can make the transmission of 28 nut of screw rod along screw rod 28, work as driving motor 27 drive screw rods 28 rotate clockwise, and orthodontic nut drives elevator 1 to transport backwards to 2 30 direction of elevator by bearing one It is dynamic, keep connecting plate 2 24, connecting plate 4 26 opposite by connecting rod 1 hinged on elevator 1, connecting rod 2 32 Movement, anti-tooth nut drives elevator 2 30 to move backwards to one 29 direction of elevator by bearing two, by elevator 2 30 Hinged connecting rod 3 33, connecting rod 4 34 are so as to move toward one another connecting plate 1, connecting plate 3 25, connecting plate 1 and even It is pushed while fishplate bar 2 24, so as to keep sliding block 1 mobile towards 2 14 direction of sliding block, and connecting plate 3 25 and connection It is pushed while plate 4 26, so as to keep sliding block 2 14 mobile towards one 13 direction of sliding block, so as to which gripping block will be located at Workpiece clamping between one 35 and gripping block 2 36 realizes the positioning left and right to workpiece.
To the release process of workpiece, handle 1 and handle two are rotated counterclockwise, is able to drive a screw rod 1 and screw rod 2 18 rotate counterclockwise, and the workpiece so as to be located between gripping block 3 37 and gripping block 4 38 unclamps;Then, work as driving Motor 27 drives screw rod 28 to rotate counterclockwise, and orthodontic nut drives elevator 1 towards 2 30 direction of elevator by bearing one Movement carries on the back connecting plate 2 24, connecting plate 4 26 by connecting rod 1 hinged on elevator 1, connecting rod 2 32 To movement, anti-tooth nut drives elevator 2 30 to move towards one 29 direction of elevator by bearing two, passes through elevator 2 30 Upper hinged connecting rod 3 33, connecting rod 4 34 are so as to move connecting plate 1, connecting plate 3 25 backwards, one 23 He of connecting plate It is pushed while connecting plate 2 24, so as to move sliding block 1 backwards to 2 14 direction of sliding block, and connecting plate 3 25 and company It is pushed while fishplate bar 4 26, so as to keep sliding block 2 14 mobile backwards to one 13 direction of sliding block, so as to which clamping will be located at Workpiece between block 1 and gripping block 2 36 unclamps.
Meanwhile rotary electric machine 5 be able to drive driving gear 6 rotation, by with the intermeshing driven gear of driving gear 6 7 are able to drive the rotation of shaft 4, realize that locating rack 8 is overturn around shaft 4, thus can not only convenient for workpiece carry out it is upper and lower, Left and right positioning, and be also convenient for being processed workpiece to be processed by the entire positioning of rotation.
Specific embodiment described herein is only an example for the spirit of the invention.The neck of technology belonging to the present invention The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Although 1, bottom plate is used more herein;2, riser one;3, riser two;4, shaft;5, rotary electric machine;6, actively Gear;7, driven gear;8, locating rack;9, slide bar one;10, slide bar two;11, slide bar three;12, slide bar four;13, sliding block one;14, Sliding block two;15, screw rod one;16, turntable one;17, rotational handle one;18, screw rod two;19, turntable two;20, rotational handle two; 21, mounting plate one;22, mounting plate two;23, connecting plate one;24, connecting plate two;25, connecting plate three;26, connecting plate four;27, it drives Dynamic motor;28, screw rod;29, elevator one;30, elevator two;31, connecting rod one;32, connecting rod two;33, connecting rod three;34, connecting rod Four;35, gripping block one;36, gripping block two;37, gripping block three;38, the terms such as gripping block four, but be not precluded and use other arts A possibility that language.The use of these items is only for be more convenient to describe and explain essence of the invention;It is construed as Any additional limitation is disagreed with spirit of that invention.

Claims (4)

1. a kind of connecting rod drive-type fixture, including outrigger, gripping block one, gripping block two, gripping block three and gripping block four, feature It is, the outrigger includes bottom plate and the riser one, the riser two that are fixed on bottom plate, between the riser one and riser two It is horizontally disposed to have a shaft, the rotating mechanism for being able to drive shaft rotation is provided on riser one, the rotating mechanism includes Rotary electric machine, the rotary electric machine are fixed on riser one, and rotary electric machine output shaft is fixed with across one end of riser one Driving gear is fixed with driven gear, driven gear and driving gear intermeshing in shaft;It is fixed to be fixed in the shaft Position frame, is provided with slide bar one, slide bar two, slide bar three, slide bar four on the locating rack on one side, on slide bar one and slide bar two It is provided with sliding block one, sliding block two is provided on slide bar three and slide bar four, the gripping block one is arranged on sliding block one, gripping block Two are arranged on sliding block two, and mounting plate one is vertically fixed on the sliding block one, and gripping block one is fixed on by mounting plate one Sliding block one;Mounting plate two is vertically fixed on the sliding block two, gripping block two is fixed on sliding block two by mounting plate two, described The upper surface of mounting plate one be connected with connecting plate one, the lower surface of mounting plate one is connected with connecting plate two, mounting plate two it is upper Surface is connected with connecting plate three, and the lower surface of mounting plate two is connected with connecting plate four, is further fixed on locating rack and is able to drive band The bar-link drive of dynamic two horizontal movement of gripping block one and gripping block, the bar-link drive includes driving motor, silk Bar, elevator one and elevator two, elevator one are located at the surface of elevator two, and the both ends of the screw rod pass through axis respectively It holds seat one and bearing block two is vertically arranged on the another side of locating rack, and driving motor is connected by shaft coupling with screw rod It connects, through-hole one is offered on the elevator one, bearing one is provided in through-hole one, is fixed with orthodontic on the inner ring of bearing one Nut, orthodontic nut are mutually matched with screw rod, and through-hole two is offered on the elevator two, is provided with bearing in through-hole two Two, anti-tooth nut is fixed on the inner ring of bearing two, and anti-tooth nut is mutually matched with screw rod;It cuts with scissors one end of the elevator one It is connected to connecting rod one, the other end of connecting rod one is hinged on connecting plate two, and the other end of the elevator one is hinged with connecting rod two, The other end of connecting rod two is hinged on connecting plate four, and one end of the elevator two is hinged with connecting rod three, connecting rod three it is another End is hinged on connecting plate one, and the other end of the elevator one is hinged with connecting rod four, and the other end of connecting rod four is hinged on company On fishplate bar three;The upper surface of the locating rack is horizontally fixed with positioning plate one, offers threaded hole one vertically on positioning plate one, One internal screw thread of threaded hole is connected with screw rod one, and the upper surface of screw rod one is fixed with turntable one, is fixed in the circular arc wall of turntable one Rotational handle one, the gripping block three are fixed on the lower surface of screw rod one, and the lower surface of the locating rack is horizontally fixed with Positioning plate two offers threaded hole two on positioning plate two vertically, and two internal screw thread of threaded hole is connected with screw rod two, the upper table of screw rod two Face is fixed with turntable two, and rotational handle two is fixed in the circular arc wall of turntable two, and the gripping block four is fixed on screw rod two Lower surface.
2. connecting rod drive-type fixture according to claim 1, which is characterized in that fixed on the one side of the locating rack There are fixing seat one, fixing seat two, fixing seat three, fixing seat four, fixing seat five, fixing seat six, fixing seat seven and fixing seat eight, it is sliding The both ends of bar one are separately fixed between fixing seat one and fixing seat two, and the both ends of slide bar two are separately fixed at fixing seat three and consolidate Between reservation four, the both ends of slide bar three are separately fixed between fixing seat five and fixing seat six, and the both ends of slide bar four are fixed respectively Between fixing seat seven and fixing seat eight.
3. connecting rod drive-type fixture according to claim 1, which is characterized in that the sliding block one offers and slide bar one The slide opening one to match, sliding block one is also provided with to be offered and slide bar three-phase with the matched slide opening two of slide bar two-phase, sliding block two The slide opening three matched, sliding block two are also provided with the slide opening four to match with slide bar four.
4. connecting rod drive-type fixture according to claim 3, which is characterized in that the slide bar one and slide bar two is mutually flat Row, slide bar three and slide bar four are parallel to each other, and slide bar one and slide bar three are conllinear, and slide bar two and slide bar four are conllinear.
CN201611062376.0A 2016-11-28 2016-11-28 A kind of connecting rod drive-type fixture Active CN106514332B (en)

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CN201611062376.0A CN106514332B (en) 2016-11-28 2016-11-28 A kind of connecting rod drive-type fixture

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