CN106181666A - A kind of flash trimmer and fixture thereof - Google Patents

A kind of flash trimmer and fixture thereof Download PDF

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Publication number
CN106181666A
CN106181666A CN201610793005.3A CN201610793005A CN106181666A CN 106181666 A CN106181666 A CN 106181666A CN 201610793005 A CN201610793005 A CN 201610793005A CN 106181666 A CN106181666 A CN 106181666A
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CN
China
Prior art keywords
fixture
support member
lifting shaft
hold assembly
workpiece
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201610793005.3A
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Chinese (zh)
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CN106181666B (en
Inventor
胡冠之
黄正坤
郭雅坤
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Hubei Aviation Precision Machinery Technology Co Ltd
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Hubei Aviation Precision Machinery Technology Co Ltd
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Priority to CN201610793005.3A priority Critical patent/CN106181666B/en
Publication of CN106181666A publication Critical patent/CN106181666A/en
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Publication of CN106181666B publication Critical patent/CN106181666B/en
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
    • B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
    • B24B9/04—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of metal, e.g. skate blades
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
    • B23P23/04—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
    • 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
    • B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
    • B23Q7/02—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting by means of drums or rotating tables or discs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B27/00—Other grinding machines or devices
    • B24B27/0023—Other grinding machines or devices grinding machines with a plurality of working posts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B27/00—Other grinding machines or devices
    • B24B27/0069—Other grinding machines or devices with means for feeding the work-pieces to the grinding tool, e.g. turntables, transfer means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00—Component parts such as frames, beds, carriages, headstocks
    • B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00—Component parts such as frames, beds, carriages, headstocks
    • B24B41/02—Frames; Beds; Carriages
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00—Component parts such as frames, beds, carriages, headstocks
    • B24B41/06—Work supports, e.g. adjustable steadies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
    • B24B55/06—Dust extraction equipment on grinding or polishing machines

Abstract

The invention discloses the fixture of a kind of flash trimmer, including fixture installing plate, fixture installing plate is provided with hold assembly, mechanism of fluctuating, universal floating mechanism and elevating mechanism；Fixture installing plate is for being connected with the inversion mechanism of flash trimmer；Hold assembly is used for clamping workpiece；Universal floating mechanism is located between workpiece and hold assembly, so that workpiece is produced servo-actuated relative to hold assembly to all directions by during external force；Mechanism of fluctuating is connected with hold assembly, so that fluctuating when hold assembly is by vertical external force；Elevating mechanism is used for driving hold assembly, fluctuate mechanism and universal floating mechanism pumps.This fixture can not only realize the clamping to workpiece, moreover it is possible to avoids workpiece to produce when by external force servo-actuated, and can be suitably used for the flash trimmer with rotating disc type inversion mechanism.Additionally, invention additionally discloses the flash trimmer of a kind of this fixture of application.

Description

A kind of flash trimmer and fixture thereof
Technical field
The present invention relates to Machining Technology field, particularly relate to a kind of flash trimmer and fixture thereof.
Background technology
Burr for flash trimmer, it is necessary first to clamp workpiece, on recycling grinding mechanism grinding work piece. Therefore, fixture is the important component part of flash trimmer.
Refer to Fig. 1, Fig. 1 is the structural representation of a kind of fixture in prior art.
This fixture is rotated in place by the pressure point driving both sides that drives of cylinder 2 ' simultaneously, it is achieved Bidirectional clamping.Clamping shape During state, cylinder 2 ' is in retracted mode, and when clamping unit (i.e. benchmark clamping block 7 ' and clamping block 8 ') is opened, cylinder rod is stretched Going out, connecting rod 3 ' moves upwardly together with cylinder head junction point, due between turning arm 4 ' with connecting rod 3 ' for being flexibly connected, thus revolve Pivoted arm 4 ' point of rotation around self under the effect of connecting rod 3 ' opens certain angle, reserves enough spaces for upper part, pickup.
Hinge type fixture of the prior art can be realized the clamping to workpiece by the elongation of cylinder and shortening, be unclamped, Simple in construction and easy to operate.But, during this clamp workpiece, the position of workpiece is completely fixed, when grinding mechanism is to workpiece When carrying out grinding, owing to the reasons such as machining accuracy are inevitably generated the additional external force in addition to grinding force, due to workpiece position Putting and be completely fixed, now grinding mechanism contacts firmly with workpiece, produces therebetween hard friction, causes surface of the work to produce unnecessary Damage.
In view of this, it would be highly desirable to for above-mentioned technical problem, optimization designs the fixture of flash trimmer of the prior art, so that In grinding process, workpiece can be servo-actuated under the additional external force of grinding mechanism, it is to avoid workpiece produces unnecessary abrasion, improves work The quality of part.
Summary of the invention
The purpose of the present invention is for providing the fixture of a kind of flash trimmer, so that workpiece can be at grinding mechanism in grinding process Additional external force under servo-actuated, it is to avoid workpiece produces unnecessary abrasion, improves the quality of workpiece.Additionally, another mesh of the present invention For provide a kind of this fixture of application flash trimmer.
For solving above-mentioned technical problem, the present invention provides the fixture of a kind of flash trimmer, including fixture installing plate, described folder Tool installing plate is provided with hold assembly, mechanism of fluctuating, universal floating mechanism and elevating mechanism；
Described fixture installing plate is for being connected with the inversion mechanism of described flash trimmer；
Described hold assembly is used for clamping workpiece；
Described universal floating mechanism is located between described workpiece and described hold assembly, during so that described workpiece is by external force The most described hold assembly produces servo-actuated to all directions；
Described mechanism of fluctuating is connected with described hold assembly, so that described hold assembly is by upper and lower during vertical external force Float；
Described elevating mechanism be used for driving described hold assembly, described in fluctuate mechanism and described universal floating mechanism Lower reciprocating motion.
This fixture can not only realize the clamping to workpiece, moreover it is possible to avoids workpiece to produce when by external force servo-actuated, and energy It is applicable to the flash trimmer with rotating disc type inversion mechanism.
Preferably, described hold assembly includes that two pawl cylinders, the first jaw of described two pawl cylinders, the second jaw connect respectively Connect the first clamping element, the second clamping element, so that described first clamping element, described second clamping element clamp or unclamp described workpiece.
Preferably, described universal floating mechanism include first in bulb support member, bulb support member in second, and ectosphere Head support member, bulb support member in described first, bulb support member is all connected with described two pawl cylinders in described second, and described In first, bulb support member top braces in the lower section of described workpiece and is provided with the connector a forward extended out, described connector a It is connected with bulb support member in described second；
Described ectosphere head support member is bending plate, is connected with described mechanism of fluctuating, top sets below described bending plate In described first below bulb support member, in described first, between bulb support member, described ectosphere head support member, it is provided with bulb, Form spherical pair.
Preferably, the first vertical back-moving spring it is provided with between described two pawl cylinder head and described ectosphere head support member.
Preferably, horizontal reset spring it is provided with between bulb support member and ectosphere head support member in described first.
Preferably, described in fluctuate the vertical float seat that mechanism includes being connected with described ectosphere head support member, Yi Jishe Vertical float spring between described vertical float seat, described elevating mechanism, described vertical float seat and described elevating mechanism Between be provided with vertical float gap.
Preferably, being provided with elastic reset pin between described two pawl cylinder bottom and described vertical float seat, described elasticity is multiple The upper end of position pin, lower end are respectively arranged in the installing hole of described two pawl cylinder bottom, the installing hole at described vertical float seat top In.
Preferably, described elevating mechanism includes lifting drive, the lifting shaft being connected with described lifting drive；Institute State lifting shaft be positioned at described hold assembly, described in fluctuate mechanism and the lower section of described universal floating mechanism.
Preferably, between described vertical float seat, described lifting shaft, it is provided with rigidity stop pin, described rigidity stop pin upper End, lower end are respectively arranged in the installing hole at the installing hole in described vertical float seat bottom portion, described lifting shaft top.
Preferably, floating attachment, described floating attachment it are also associated with between described vertical float seat, described lifting shaft And it is provided with the locking spring of first compressed in the down suction between described lifting shaft.
Preferably, described lifting shaft is provided with axially extended first linear axis in the radial clearance of described vertical float seat Hold, so that described lifting shaft forms, with described vertical float seat, the first sliding pair slid axially.
Preferably, described elevating mechanism also includes bearing (ball) cover and the bearing sleeve being connected with described fixture installing plate, institute State that sleeve set slid axially in the outside of described lifting shaft and being formed by the second linear bearing and described lifting shaft the Two sliding pairs.
Preferably, the inside of described lifting shaft is the most threaded adjustable float seat, and described adjustable float seat top abuts Described vertical float spring, bottom is circumferentially with handle hole, and the circumference of described lifting shaft sets in being correspondingly arranged of described handle hole There is multiple inside and outside through through hole.
Preferably, the resetting means resetted so that elevating mechanism it is additionally provided with between described elevating mechanism and installing plate.
Preferably, described resetting means includes stud and is set in second outside described stud vertically back-moving spring, institute The top stating stud is connected through described fixture installing plate with the top of described lifting shaft, and the described second vertical back-moving spring is located at Described fixture installing plate, described stud nut between.
Accompanying drawing explanation
Fig. 1 is the structural representation of the fixture of flash trimmer in prior art；
Fig. 2 is the structural representation of a kind of detailed description of the invention of the fixture of flash trimmer provided by the present invention；
Fig. 3 is the explosive view of Fig. 2；
Fig. 4 is the top view of Fig. 1；
Fig. 5 is A-A direction view in Fig. 4；
Fig. 6 is B-B direction view in Fig. 4；
Fig. 7 is C-C direction view in Fig. 4；
Fig. 8 is the structural representation of bulb support member in first in Fig. 1；
Fig. 9 is the structural representation of Fig. 1 China and foreign countries bulb support member；
Figure 10, Figure 11 are respectively the view of two angles of vertical float seat in Fig. 1；
Figure 12 is the structural representation of lifting shaft in Fig. 1；
Figure 13 is the structural representation of floating attachment in Fig. 1；
Figure 14 is the structural representation of adjustable float seat in Fig. 1.
Wherein,
Fixture installing plate 61；
Hold assembly 62；First jaw 621；Second jaw 622；First clamping element 623；Second clamping element 624；
Universal floating mechanism 63；Bulb support member 631 in first；Connector 631a；Bulb support member 632 in second；Outward Bulb support member 633；Bulb 634；First vertical back-moving spring 635；Horizontal reset spring 636；
Fluctuate mechanism 64；Vertical float seat 641；Vertical float spring 642；Vertical float gap 643；Elastic reset Pin 644；
Elevating mechanism 65；Lifting shaft 651；Rigidity stop pin 652；Floating attachment 653；First locking spring 654；First Linear bearing 655；Second linear bearing 656；Adjustable float seat 657；Handle hole 658；Through hole 659；Second locking spring 6510；
Resetting means 66；Stud 661；Second vertical back-moving spring 662；
Workpiece 500；Lobe 501.
Detailed description of the invention
The core of the present invention is for providing the fixture of a kind of flash trimmer, and workpiece can be in grinding in grinding process for this fixture Under the additional external force of mechanism servo-actuated, it is to avoid workpiece produces unnecessary abrasion, improves the quality of workpiece.Additionally, the present invention's is another One core is for providing the flash trimmer of a kind of this cutting agency of application.
In order to make those skilled in the art be more fully understood that technical scheme, real with concrete below in conjunction with the accompanying drawings The present invention is described in further detail to execute example.It should be noted that the herein presented noun of locality " front, rear, left and right, Upper and lower " as shown in Figure 1.Should be appreciated that these nouns of locality are set up so that Figure of description is as the criterion, their appearance should not When the protection domain of the application is construed as limiting by impact.
Refer to the structure of a kind of detailed description of the invention of the cutting agency that Fig. 1, Fig. 1 are flash trimmer provided by the present invention Schematic diagram.
In a kind of detailed description of the invention, as it is shown in figure 1, the present invention provides the fixture of a kind of flash trimmer, this fixture bag Including fixture installing plate 61, described fixture installing plate 61 is provided with hold assembly 62, mechanism 64 of fluctuating, universal floating mechanism 63 With elevating mechanism 65.
Described fixture installing plate 61 is for being connected with the inversion mechanism of described flash trimmer, when the inversion mechanism of flash trimmer During transposition, fixture replaces together with inversion mechanism, thus from a station, workpiece 500 is transported to another station.Described clamping Parts 62 are used for clamping workpiece 500.Described universal floating mechanism 63 is located between workpiece 500 and described hold assembly 62, so that Workpiece 500 can the most described hold assembly 62 to all directions produce servo-actuated, it is thus possible to avoid workpiece 500 in grinding process with Grinding mechanism produces hard friction and is damaged.Additionally, workpiece 500 will necessarily be applied by grinding mechanism to during workpiece 500 grinding Downward vertical pressure, with workpiece pressing 500, to ensure the ground effect to workpiece 500, now with described hold assembly 62 even The mechanism 64 of fluctuating connect, it is possible to drive workpiece 500 the most servo-actuated, it is to avoid grinding mechanism is to hard friction during workpiece 500 grinding And burn out workpiece 500.Additionally, described elevating mechanism 65 be used for driving described hold assembly 62, described in fluctuate mechanism 64 and Described universal floating mechanism 63 pumps.Concrete, when the rotating disk of flash trimmer rotates, this elevating mechanism 65 is in Low level, to avoid clamping device to interfere with feed mechanism, grinding mechanism, shaving mechanism and cutting agency etc., when rotating disk pauses, Namely fixture corresponding to each station time, clamping device is raised up to the operating position of each station by elevating mechanism 65, it is simple to carry out each Station operation.
From above-mentioned duty, this fixture can not only realize the clamping to workpiece 500, moreover it is possible to avoids workpiece 500 Produce servo-actuated when by external force, and can be suitably used for the flash trimmer with rotating disc type inversion mechanism.
In concrete scheme, as shown in Figure 2 and Figure 3, above-mentioned hold assembly 62 can be specially two pawl cylinders, described two pawls First jaw the 621, second jaw 622 of cylinder connects first clamping element the 623, second clamping element 624 respectively, the two clamping or pine Go into operation part 500.
Use the two pawl cylinders can be real by controlling the folding of first jaw the 621, second jaw 622 as hold assembly 62 Existing first clamping element the 623, second clamping element 624 folding, thus clamp workpiece 500 or unclamp workpiece 500.
In another kind of detailed description of the invention, as shown in Fig. 2,3,6,8 and Fig. 9, above-mentioned universal floating mechanism 63 includes first Bulb support member 632 in interior bulb support member 631, second, and ectosphere head support member 633, bulb support member in described first 631, bulb support member 632 is all connected with described two pawl cylinders in described second, and bulb support member 631 top in described first Being supported in the lower section of described workpiece 500 and be provided with the connector forward extended out, in described connector and described second, bulb supports Part 632 connects；
Described ectosphere head support member 633 is bending plate, be connected with described mechanism 64 of fluctuating below described bending plate, on In being just located at described first below bulb support member 631, bulb support member 631, described ectosphere head support member 633 in described first Between be provided with bulb 634, form spherical pair.
Using this structure, in first, the bulb 634 between bulb support member 631 and ectosphere head support member 633 can make work Part 500 is servo-actuated in all directions relative to two pawl cylinders, it is ensured that servo-actuated freedom.In first bulb support member 631 by with Two pawl cylinders, bulb support member 632 connects in second, it is achieved that to the stable support bottom workpiece 500.
In another kind of detailed description of the invention, as it is shown on figure 3, described two pawl cylinder head and described ectosphere head support member The first vertical back-moving spring 635 it is provided with between 633.
Owing to workpiece 500 can be pressed down when grinding process or shaving technique, this first vertical back-moving spring 635 is used to work as External force makes workpiece 500 reset rapidly after disappearing, it is ensured that the positional accuracy of workpiece 500.Specifically, can bulb support member outside The bottom of 633 arranges installing hole so that the first vertical back-moving spring 635 top is located in this installing hole, bottom is directly against two On the end face of pawl cylinder.So, it is not necessary to the overall structure changing two pawl cylinders can realize the first vertical back-moving spring 635 Install.It is of course also possible to further at the end face also processing mounting holes of two pawl cylinders, by the end of the first vertical back-moving spring 635 Portion is installed on wherein, in such manner, it is possible to all stable installation in two ends to the first vertical back-moving spring 635.
Additionally, be provided with horizontal reset spring 636 in first between bulb support member 631 and ectosphere head support member 633.
Owing to plain grinding mechanism can apply circumference grinding force in grinding process to workpiece, and ectosphere head support member 633 is outstanding Arm girder construction, therefore, grinding process China and foreign countries bulb support member 633 inevitably produces horizontal footpath relative to hold assembly 62 To motion, this athletic meeting compression level back-moving spring 636, horizontal reset spring 636 acts on ectosphere head support member 633.When flat Workpiece externally applied forces is disappeared by grinding machine structure, and horizontal reset spring 636 resets rapidly under the effect of himself elastic force, and then band Dynamic ectosphere head support member 633 resets again, thus the position of bulb support member 631 in keeping ectosphere head support member 633 and first Stability.
In another kind of detailed description of the invention, as shown in Fig. 3, Fig. 5, Fig. 7, Figure 10 and Figure 11, mechanism 64 of fluctuating wraps Include the vertical float seat 641 being connected with described ectosphere head support member 633, and be located at described vertical float seat 641, described lifting Vertical float spring 642 between mechanism 65, is provided with vertical float between described vertical float seat 641 and described elevating mechanism 65 Gap 643.
Using this structure, when grinding mechanism or shaving mechanism apply downward external force to workpiece 500, compression is vertical floating Move spring 642 so that vertical float seat 641 moves down；When external force disappears, and vertical float spring 642 is due to himself elastic force Promote vertical float spring 642 upwards return.As can be seen here, use this mechanism 64 of fluctuating that workpiece 500 can be made by perpendicular Fluctuate during straight external force, play cushioning effect, can reset rapidly again.Specifically, this vertical float gap 643 can be 5mm, Certainly, vertical float gap 643 can also use other numerical value.
Further in scheme, in conjunction with Fig. 3, Fig. 5, between above-mentioned two pawl cylinder bottom and described vertical float seat 641 Being provided with elastic reset pin 644, the upper end of described elastic reset pin 644, lower end are respectively arranged in the peace of described two pawl cylinder bottom Fill in the installing hole at hole, described vertical float seat 641 top.
Owing to the emery wheel of grinding mechanism carries out grinding to workpiece 500 by circular motion, therefore can drive two pawl cylinders with Produce certain circular motion between vertical float seat 641, this elastic reset pin 644 under this circular motion effect its upper end, Lower end produces certain moment of torsion, and after grinding terminates, the elastic reset pin 644 of deformation utilizes himself elastic resilience rapidly, makes Obtain moment of torsion to disappear, thus drive and set back between two pawl cylinders and vertical float seat 641.Specifically, this elastic reset pin 644 Can be made up of rubber, it is, of course, also possible to be made up of other materials such as the less rubber of hardness.
As can be seen here, this elastic reset pin 644 combines between the higher and lower levels with both horizontal reset springs 636, it is possible to when on fixture Each parts reset rapidly after producing horizontal rotation motion, thus ensure the job stability of fixture.
In another kind of detailed description of the invention, as shown in Fig. 3, Fig. 5 and Figure 12, above-mentioned elevating mechanism 65 includes that lifting drives Device, the lifting shaft 651 being connected with described lifting drive；Described lifting shaft 651 be positioned at described hold assembly 62, described on Lower relocation mechanism 64 and the lower section of described universal floating mechanism 63.
Using this structure, lifting drive drives lifting shaft 651 to rise or fall, thus drive hold assembly 62, Fluctuate mechanism 64 and universal floating mechanism 63 rises or falls.
In concrete scheme, between above-mentioned vertical float seat 641, described lifting shaft 651, it is provided with rigidity stop pin 652, institute State the upper end of rigidity stop pin 652, lower end is respectively arranged in the installing hole bottom described vertical float seat 641, described lifting shaft In the installing hole at 651 tops.
When there is between vertical float seat 641, lifting shaft 651 trend of circular motion, due to rigidity stop pin 652 Upper/lower terminal is respectively arranged in the installing hole of vertical float seat 641, lifting shaft 651, and therefore this rigidity stop pin 652 can Stop the carrying out of this circular motion, thus play the effect of anti-rotation, be further ensured that the job stability of fixture.Should by arranging Rigidity stop pin 652 and vertical float seat 641, the gap of the installing hole of lifting shaft 651, can adjust the effect of anti-rotation.Gap Arranging the least, the angle of the circular motion allowed is the least, i.e. circular motion produces the least angle and cannot be further continued for rotation； Gap arranges the biggest, then the angle of the circular motion allowed is the biggest, i.e. one bigger angle of circular motion could stop.
In another kind of detailed description of the invention, as shown in Fig. 3, Fig. 7 and Figure 13, above-mentioned vertical float seat 641, described lifting shaft Be also associated with floating attachment 653 between 651, be provided with between described floating attachment 653 with described lifting shaft 651 vertical between Gap, is provided with the locking spring of first compressed 654 between described lifting gap.
Vertical float seat 641, lifting shaft 651 can be connected in one by this floating attachment 653.Due to vertical float seat 641 can fluctuate relative to lifting shaft 651 in the course of the work, and this down suction allows the carrying out of this elevating movement just. But, after vertical float seat 641 is repeated several times and fluctuates, floating attachment 653 can be inevitably generated loosening, very To coming off, the first locking spring 654 of this compression can be by floating attachment 653 upwards jack-up, so that floating attachment 653 begins Connect vertical float seat 641 and lifting shaft 651 eventually, it is ensured that the job stability of fixture.
Specifically, this floating attachment 653 can be bolt or screw, its nut be installed on down vertical float seat 641, In the corresponding screwed hole of lifting shaft 651；Additionally, this floating attachment 653 can also be alignment pin or other connectors 631a.
Further in scheme, as it is shown in figure 5, pass through axle between above-mentioned lifting shaft 651 and described vertical float seat 641 The first sliding pair is formed to the first linear bearing 655 arranged.
Due to 8000 parts of flash trimmer per tour every day grinding, grinding 16000 altogether in a day, each grinding is required for hanging down Straight floating seat 641 floats one on the other, so many repeatedly slides, and can cause the serious wear of vertical float seat 641.Arranging should After first linear bearing 655, it is avoided that the abrasion between vertical float seat 641 and lifting shaft 651, is greatly improved vertical float Seat 641, the service life of lifting shaft 651.Specifically, this first linear bearing 655 could be arranged to ball bearing, thus will be sliding Dynamic pair becomes rolling pair, reduces the frictional force of the two further.
In similar scheme, above-mentioned elevating mechanism 65 also includes bearing (ball) cover and the axle being connected with described fixture installing plate 61 Bearing sleeve cylinder, described sleeve set is in the outside of described lifting shaft 651 and by the second linear bearing 656 and described lifting shaft 651 Form the second sliding pair.
Use this structure, the second linear bearing 656 can reduce the frictional force in lifting shaft 651 lifting process, it is to avoid It is because repeatedly lifting and serious wear, thus is greatly prolonged the service life of lifting shaft 651.
In another kind of detailed description of the invention, as it is shown in figure 5, the inside of above-mentioned lifting shaft 651 is the most threaded adjustable floating Dynamic seat 657, described adjustable float seat 657 top abuts described vertical float spring 642, and bottom is circumferentially with handle hole 658, institute The circumference stating lifting shaft 651 is provided with multiple inside and outside through through hole 659 being correspondingly arranged of described handle hole 658.
For this fixture, the decrement of vertical float spring 642 determines the size of vertical float power, if do not set Putting adjustable float seat 657, the vertical dimension between lifting shaft 651 top and vertical float seat 641 is fixed, if installation and debugging Journey finding, vertical float power is excessive or too small, then need all to remove all parts, then by vertical float spring 642 cutting Make it shorten or change slightly longer vertical float spring 642, thus reaching to regulate the purpose of vertical float power.Arranging this can After adjusting floating seat 657, then operator can pass through through hole 659, handle hole 658 rotates adjustable float seat 657, drives and it Threaded lifting shaft 651 rises or falls, thus adjust between lifting shaft 651 top and vertical float seat 641 vertical Distance, and then adjust the decrement of vertical float spring 642, play the effect adjusting vertical float power.
As can be seen here, this adjustable float seat 657 can greatly reduce the operation adjusting vertical float power, it is ensured that fixture operation letter Single, convenient.
Further in scheme, prevent as it is shown on figure 3, be additionally provided with second between above-mentioned adjustable float seat 657 bottom and base Pine spring 6510.
This second locking spring 6510 it can be avoided that adjustable float seat 657 loosens or comes off from lifting shaft 651 is internal, from And it is further ensured that the job stability of adjustable float seat 657.
In another kind of detailed description of the invention, such as Fig. 3, shown in 5, it is additionally provided with multiple between above-mentioned elevating mechanism 65 and installing plate Position device 66.
Specifically, this resetting means 66 includes stud 661 and is set in second outside described stud 661 and vertically resets bullet Spring 662, the top of described stud 661 is connected through described fixture installing plate 61 with the top of described lifting shaft 651, and described second Vertically back-moving spring 662 is located between the nut of described fixture installing plate 61, described stud 661.
Using this structure, when lifting drive drives lifting shaft 651 to rise, the distance between installing plate reduces, Second vertical back-moving spring 662 is by compression；When the driving force of lifting shaft 651 is released by lifting drive, and second vertically resets Spring 662 can utilize himself elastic force to extend rapidly, thus drives lifting shaft 651 to decline rapidly reset.Specifically, this stud The top of 661 can directly be connected with lifting shaft 651 top, it is also possible to is indirectly connected with lifting shaft 651 top.Additionally, this is multiple Position device 66 also not only limits this structure, it is also possible to use other structures.
Above a kind of flash trimmer provided by the present invention and fixture thereof are described in detail.Tool used herein Principle and the embodiment of the present invention are set forth by body example, and the explanation of above example is only intended to help and understands this Bright method and core concept thereof.It should be pointed out that, for those skilled in the art, without departing from the present invention On the premise of principle, it is also possible to the present invention is carried out some improvement and modification, these improve and modification also falls into right of the present invention In the protection domain required.

Claims (15)

1. the fixture of a flash trimmer, it is characterised in that include fixture installing plate (61), described fixture installing plate (61) sets There are hold assembly (62), mechanism of fluctuating (64), universal floating mechanism (63) and elevating mechanism (65)；
Described fixture installing plate (61) is for being connected with the inversion mechanism of described flash trimmer；
Described hold assembly (62) is used for clamping workpiece (500)；
Described universal floating mechanism (63) is located between described workpiece (500) and described hold assembly (62), so that described workpiece (500) produced servo-actuated by hold assembly (62) the most described during external force to all directions；
Described mechanism of fluctuating (64) is connected with described hold assembly (62), so that outside described hold assembly (62) is subject to vertically Fluctuate during power；
Described elevating mechanism (65) be used for driving described hold assembly (62), described in fluctuate mechanism (64) and described universal floating Motivation structure (63) pumps.
The fixture of flash trimmer the most according to claim 1, it is characterised in that described hold assembly (62) includes two pawl gas Cylinder, first jaw (621) of described two pawl cylinders, the second jaw (622) connect the first clamping element (623), the second clamping respectively Part (624), so that described first clamping element (623), described second clamping element (624) clamp or unclamp described workpiece (500).
The fixture of flash trimmer the most according to claim 2, it is characterised in that described universal floating mechanism (63) includes Bulb support member (631) in one, bulb support member (632) in second, and ectosphere head support member (633), ball in described first Head support member (631), bulb support member (632) is all connected with described two pawl cylinders in described second, and bulb in described first Support member (631) top braces is in the lower section of described workpiece (500) and is provided with the connector (631a) forward extended out, described company Fitting (631a) is connected with bulb support member (632) in described second；
Described ectosphere head support member (633) is bending plate, be connected with described mechanism of fluctuating (64) below described bending plate, on Bulb support member (631) lower section in being just located at described first, in described first, bulb support member (631), described outer bulb support It is provided with bulb (634) between part (633), forms spherical pair.
The fixture of flash trimmer the most according to claim 3, it is characterised in that described two pawl cylinder head and described ectosphere The first vertical back-moving spring (635) it is provided with between head support member (633).
The fixture of flash trimmer the most according to claim 3, it is characterised in that bulb support member (631) in described first And it is provided with horizontal reset spring (636) between ectosphere head support member (633).
6. according to the fixture of the flash trimmer described in any one of claim 1-5, it is characterised in that described in fluctuate mechanism (64) include the vertical float seat (641) being connected with described ectosphere head support member (633), and be located at described vertical float seat (641) the vertical float spring (642), between described elevating mechanism (65), described vertical float seat (641) and described elevator Vertical float gap (643) it is provided with between structure (65).
The fixture of flash trimmer the most according to claim 6, it is characterised in that described two pawl cylinder bottom are vertical with described Being provided with elastic reset pin (644) between floating seat (641), the upper end of described elastic reset pin (644), lower end are respectively arranged in institute State in the installing hole at the installing hole of two pawl cylinder bottom, described vertical float seat (641) top.
The fixture of flash trimmer the most according to claim 6, it is characterised in that described elevating mechanism (65) includes that lifting is driven Dynamic device, the lifting shaft (651) being connected with described lifting drive；Described lifting shaft (651) is positioned at described hold assembly (62) fluctuate described in, mechanism (64) and the lower section of described universal floating mechanism (63).
The fixture of flash trimmer the most according to claim 8, it is characterised in that described vertical float seat (641), described liter Being provided with rigidity stop pin (652) between fall axle (651), the upper end of described rigidity stop pin (652), lower end are respectively arranged in described Vertical float seat (641) bottom installing hole, described lifting shaft (651) top installing hole in.
The fixture of flash trimmer the most according to claim 8, it is characterised in that described vertical float seat (641), described Be also associated with floating attachment (653) between lifting shaft (651), described floating attachment (653) and described lifting shaft (651) it Between down suction in be provided with the locking spring of first compressed (654).
The fixture of 11. flash trimmers according to claim 8, it is characterised in that described lifting shaft (651) is vertical with described Be provided with axially extended first linear bearing (655) in the radial clearance of floating seat (641) so that described lifting shaft (651) with Described vertical float seat (641) forms the first sliding pair slid axially.
The fixture of 12. flash trimmers according to claim 8, it is characterised in that described elevating mechanism (65) also include with Bearing (ball) cover that described fixture installing plate (61) connects and bearing sleeve, described sleeve set is outside described lifting shaft (651) Side and the second sliding pair slid axially with described lifting shaft (651) formation by the second linear bearing (656).
The fixture of 13. flash trimmers according to claim 8, it is characterised in that the inside also spiral shell of described lifting shaft (651) Stricture of vagina connects adjustable float seat (657), and described adjustable float seat (657) top abuts described vertical float spring (642), bottom Be circumferentially with handle hole (658), the circumference of described lifting shaft (651) described handle hole (658) be correspondingly arranged be provided with multiple Inside and outside through through hole (659).
The fixture of 14. flash trimmers according to claim 13, it is characterised in that described elevating mechanism (65) and installing plate Between be additionally provided with the resetting means (66) resetted so that elevating mechanism (65).
The fixture of 15. flash trimmers according to claim 14, it is characterised in that described resetting means (66) includes stud (661) and be set in the second vertical back-moving spring (662) that described stud (661) is outside, the top of described stud (661) passes Described fixture installing plate (61) is connected with the top of described lifting shaft (651), and the described second vertical back-moving spring (662) is located at institute State between the nut of fixture installing plate (61), described stud (661).
CN201610793005.3A 2016-08-30 2016-08-30 A kind of deburring machine and its fixture Active CN106181666B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107442868A (en) * 2017-09-29 2017-12-08 湖北航嘉麦格纳座椅系统有限公司 A kind of flash trimmer and its shaving mechanism

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WO1993020988A1 (en) * 1992-04-16 1993-10-28 Dukane Corporation Workpiece support assembly for microrobotic apparatus
CN2514967Y (en) * 2001-12-24 2002-10-09 黄慕宜 Improvement of floating support clamping fixture
CN201799710U (en) * 2010-06-07 2011-04-20 上海普偌迈机电制造有限公司 Fully-automatic new burr removing machine
CN104325400A (en) * 2014-10-30 2015-02-04 湖北中航精机科技有限公司 Deburring machine and clamping mechanism thereof
CN104551969A (en) * 2013-10-17 2015-04-29 瑞安市锐波汽缸制造有限公司 Honing clamp with floating cylinder
CN206123364U (en) * 2016-08-30 2017-04-26 湖北中航精机科技有限公司 Burr -grinding machine's anchor clamps

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993020988A1 (en) * 1992-04-16 1993-10-28 Dukane Corporation Workpiece support assembly for microrobotic apparatus
CN2514967Y (en) * 2001-12-24 2002-10-09 黄慕宜 Improvement of floating support clamping fixture
CN201799710U (en) * 2010-06-07 2011-04-20 上海普偌迈机电制造有限公司 Fully-automatic new burr removing machine
CN104551969A (en) * 2013-10-17 2015-04-29 瑞安市锐波汽缸制造有限公司 Honing clamp with floating cylinder
CN104325400A (en) * 2014-10-30 2015-02-04 湖北中航精机科技有限公司 Deburring machine and clamping mechanism thereof
CN206123364U (en) * 2016-08-30 2017-04-26 湖北中航精机科技有限公司 Burr -grinding machine's anchor clamps

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107442868A (en) * 2017-09-29 2017-12-08 湖北航嘉麦格纳座椅系统有限公司 A kind of flash trimmer and its shaving mechanism
CN107442868B (en) * 2017-09-29 2023-08-18 湖北航嘉麦格纳座椅系统有限公司 Deburring machine and gear shaving mechanism thereof

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