CN208051850U - Pusher clamping platform - Google Patents

Abstract

The utility model is related to a kind of pusher clamping platforms, including table-board components, tripod component, it is characterized in that, the table-board components include table top pedestal, table top slide, static clip plate, dynamic splints part, the plate face of the table top slide is provided with several spaced propulsion through-holes；The first tripod support element is arranged in one end of the table top pedestal, and the second tripod support element is arranged in the other end of table top pedestal；It is provided with below the table top slide for pushing table top slide to carry out mobile driving device, and can be to the driving device into line-locked switching device；The utility model simplifies connecting rod quantity mainly for the incomplete disadvantage of clamp system using more rapidly more smart metastable push structure, reduces structure space, control action amplitude, realizes and quickly, precisely promotes, and keeps highly stable.

Description

Pusher clamping platform

Technical field

The utility model is related to carpenters' clamp platforms, and in particular to a kind of push type clamping platform.

Background technology

When timber work, it usually needs be clamped fixation to timber to be processed.Common apparatus for fastening has slatted Clamping platform, flat clamping table, split heads formula clamping platform.Wherein, slatted clamping platform is relatively simple for structure, mainly by parallel Batten combination screw rod fastener is constituted, and the workpiece compared with small dimension can only generally be clamped, advantage is operating aspect；Flat clamping work Clamping function and workbench function are combined as platform, table top is made of two tablets, and folder is realized by the relative displacement of two tablets Function is held, clamping range is expanded, but still cannot be satisfied the clamping requirement of large-size workpiece；Split heads formula clamping platform is with item Board-like table top realizes in conjunction with clamping plate and clamps that batten has longer length, gripping range bigger, such as patent 201020240361.0 can Quick-clamped vice, quick clamping mechanism uses more connecting rod, what connecting rod was constituted Drive circuit is corresponding, and some are long, influence fltting speed and stability.

As client is higher and higher to the Functional Requirement of product, the excessively single clamping platform of function cannot be satisfied client It is required that for this purpose, our unit technical staff devises trendy clamping platform, using more rapidly more accurately propulsion mode realizes clamping work( Energy.

Invention content

The utility model has been invented a kind of pusher clamping platform, has been used mainly for the incomplete disadvantage of clamp system More rapidly more smart metastable push structure simplifies connecting rod quantity, reduces structure space, control action amplitude, realizes quick, essence Standard promotes, and keeps highly stable.

The above-mentioned technical problem of the utility model is carried out by the following technical programs：A kind of pusher clamping Platform includes the tripod component of table-board components, supporting bable tops component, which is characterized in that the table-board components include table top pedestal, position Table top slide above table top pedestal, be arranged table top pedestal one end static clip plate, be arranged in table top slide one end Dynamic splints part is formed by concave-convex snap-in structure between the table top pedestal and table top slide and is slidably connected relatively, then static Grasping part adjustable in pitch is formed between clamping plate part and dynamic splints part.

The plate face of the table top slide is provided with several spaced propulsion through-holes.

The utility model uses the clamping mode of iterative method formula, driving clamping device to the force application location of table top slide just It is to promote through-hole, promotes the arrangement position of through-hole that can influence clamp distance, and the adjacent spacing for promoting through-hole can influence Clamp speeds；In the utility model, it is in waist hole shape to promote through-hole, the both ends of waist hole towards table top slide two long sides, more than ten A or even tens waist holes are arranged in parallel, arrange from one end of table top slide to the other end, expand clamp distance as possible, and because Table top sliding seat can front and back end exchange connection, then further expand clamp distance, clamping maximum magnitude is more than 1.5 times of table tops Length.

The first tripod support element is arranged in one end of the table top pedestal, and the other end of table top pedestal is arranged the second tripod and supports Part.

In the utility model, two foot levers are set, driving device is stepped on during baseboard leaves on the second tripod support element Between position, convenient for step on foot driving；A piece foot lever is only set on the first tripod support element, on the one hand, single foot lever reduces structure, section Cost-saving, on the other hand, single foot lever can coil cooperation kinematic link, step on baseboard, and the tripod component after folding is fixed.

It is provided with below the table top slide for pushing table top slide to carry out mobile driving device, and can be right The driving device is into line-locked switching device.

The driving device is hingedly formed by several rod pieces, include close to table top slide and the shrinking connecting-rod that is laterally arranged, The shrinking connecting-rod is close to the first tripod support element, and shrinking connecting-rod is hinged with inclination simultaneously close to one end of the first tripod support element Upward impeller and kinematic link diagonally downward, and set in the hinged place of shrinking connecting-rod, impeller, kinematic link three Torsional spring is set, the upper end of torsional spring is connected to impeller, and the lower end of torsional spring is connected to kinematic link, and the shrinking connecting-rod is by table top pedestal Support, in one section of spring of shrinking connecting-rod upper ring cap, the telescopic direction of shrinking connecting-rod is consistent with the moving direction of table top slide or phase Instead, the upper end of the impeller is provided with propulsion contact, which can extend into the propulsion through-hole being positioned above；Institute It states and the upper end edges and corners at the contact back side opposite with direction of advance is promoted to be arranged to arc-shaped curved surface, meanwhile, in the arc-shaped curved surface Top is tiltedly retrodeviated, has an oriented plate to be fixed on table top pedestal, when contact being promoted to move down, the back side of contact is promoted to be close to tilt The inclined surface of guide plate is simultaneously moved down along inclined surface inclination；One section of vertical reset bullet is connected between kinematic link and table top pedestal Spring.

The driving device of the utility model, kinematic link is driven by stepping on baseboard, when kinematic link is overturn obliquely, is passed The upper-end part of driving of dynamic connecting rod, under the action of torsional spring, shrinking connecting-rod pushes ahead extruding adjustable spring, meanwhile, drive impeller It overturns obliquely, promotes that contact is pushed to stretch into propulsion through-hole, and table top slide is driven to elapse a small distance forward；Due to pushing away Moving part is directly to be driven by kinematic link, and intermediate there is no other secondary transferring member, so action is quicker；Again due to pushing away Moving part pushes contact very close to through-hole is promoted, as long as the angle of impeller overturning very little, contact can will be pushed to stretch into propulsion In through-hole, movement range is small, is conducive to holding structure stabilization, action is in place；Also, have oriented plate again is tilted towards limit Position, so, driving process is whole quickly, accurate, stablizes.Adjustable spring, resetting spring in driving device, play reset phase Answer the effect of structure, when driving, adjustable spring is extruded, and when external force is eliminated, the elastic recovery effect of adjustable spring will push Part pushes back initial position obliquely；And resetting spring is for stable drive connecting rod, when driving, kinematic link turns over obliquely Turn, resetting spring is elongated, and when external force is eliminated, the elastic recovery of resetting spring is acted on retracts initial position by kinematic link.

The switching device is arranged between kinematic link and the second tripod support element, including is slidably connected to the second tripod A hinged pull rod, the lower end of pull rod are hinged a slide plate on the on & off switch of support element, on & off switch, and slide plate passes through with crus secunda support element Concave-convex snap-in structure is formed to be slidably connected relatively up and down, and hollow rotatable guiding pipe sleeve is provided on slide plate, is oriented to pipe sleeve One end of the interior flexible axis pin of setting, flexible axis pin is articulated with rotation float plate, and rotation float plate is articulated with the second tripod support element And it is provided with vertical pilot hole in rotation float plate, guide rod is provided in pilot hole, the lower end of guide rod is articulated with transmission Connecting rod.

In the utility model, switching device can play locking effect, mainly limit the flexible of guide rod, once it leads It is limited to bar, is also limited then stepping on baseboard and kinematic link.Concrete mode is that on & off switch moves down, the cunning of pull rod lower end Plate is snapped down to extreme lower position, and telescopic shaft is rotated down therewith, and the spring on telescopic shaft is compressed, side of the spring to rotation float plate Pressure increases, and the gradient for rotating float plate increases, then the upper end of guide rod is stuck in the pilot hole of rotation float plate side；This When, entire driving device is in drive actions, then pushes contact to stretch into and promote in through-hole, table top slide is translated by limitation.Meanwhile The table top of the utility model, especially improves mesa edge, disclosure satisfy that the requirement of installation screw rodb base, screw rodb base is again Coordinate rolling stand, can be used as oblique saw bracket use.

First foot lever, the second foot lever, third foot lever lower end be both provided with balance plate, the both sides sides Jun You of balance plate Through-hole is arranged in the end symmetric of plate, two blocks of side plates, which is vertical waist hole, axis pin is arranged in waist hole, axis pin is in waist hole It is interior, can be moved up and down relative to waist hole, and balance plate is articulated with foot lever lower end by the axis pin, then balance plate can overturn to It is parallel to the ground, and overturning is to being close to foot lever；The lower end of foot lever is provided off arc-shaped curved surface, when turning to level under balance plate When, which can resist the plate face of balance plate.

Through-hole there are two being also set up in the plate face of the balance plate, can squeeze into ground by fastener across through-hole.

The setting of balance plate, increases the contact area on foot lever and ground, and support is more stablized；It is inclined due to foot lever lower end Innermost being face is arranged, and when balance plate is horizontal, balance plate is mutually closely contradicted with foot lever lower end, forms interaction , need application external force that can will turn to the state for being close to foot lever side wall on balance plate；Meanwhile if operating environment ground When pole out-of-flatness or very high stability requirement, can in the through-hole of balance plate drivescrew, it is solid directly to hammer into ground Fixed connection.

Preferably, the table top pedestal is provided centrally with one of grooved tracks, cross section is fallen in up-narrow and down-wide Vertical T shapes or isosceles trapezoid and rectangular combination shape, the lower half of the table top slide is arranged to and the grooved tracks phase The lug boss matched is provided with several spaced propulsion through-holes on the bottom panel of the lug boss.In the utility model, by card It closes part and is arranged to shape wide at the top and narrow at the bottom, to only table top slide be allowed to be translated in horizontal direction, and cannot be produced in other directions Raw movement, avoids table top slide from being detached from table top pedestal easily, is conducive to the stabilization for keeping table top, even if in timber work, when When woodworker carries out the operations such as cutting polishing to carpenter, it is also able to maintain that the clamped condition of table top, improves safe to use.

Preferably, finite place piece is set between the table top pedestal and kinematic link, the lower end setting buffering of locating part Pad.The effect of locating part is similar with the effect of returning spring, and the two cooperation improves driving stability；Cushion pad directly with transmission Connecting rod making contact, soft cushion pad can reduce gouging abrasion.

Preferably, baseboard is hingedly stepped in the lower end of the kinematic link, steps between baseboard and kinematic link and also set up There is location structure, which includes the bullet bolt being arranged on stepping on baseboard, is connected to bullet bolt and steps on baseboard Between spring, pin hole in kinematic link lower end is set, bullet bolt is inserted into pin hole.Baseboard setting will be stepped on It is to coordinate tripod component foldable integral at foldable, for the ease of operation, above-mentioned baseboard of stepping on is divided into upper and lower part, Entire lower part is set as flexible draw ring, and bullet bolt extends to top until insertion kinematic link 33 from stepping in the middle part of baseboard Pin hole in.

Preferably, the lower wall of the kinematic link is provided with clip slot, meanwhile, it is arranged on the side wall of first foot lever There is the collet for the protrusion that can be embedded in the clip slot.Due to stepping on baseboard with hollow-out part, so, tripod foldable integral Afterwards, the clamp of the clip slot of the first foot lever and kinematic link forms connection, fixes the tripod after folding.

Lateral hollow supporting sleeve there are two being symmetrical arranged on the first tripod support element, the second tripod support element The junction of pipe, the interior one lateral extension tube of connection of each supporting sleeve, extension tube and supporting sleeve is provided with adjusting locking rotating Button；The extension tube is hollow pipe, and the outer ends of two extension tubes connects a hollow short tube simultaneously, and there are two horizontal for setting on short tube It is transversely mounted through-hole and two vertically communicated vertical installation through-holes to perforation, wherein extend tube end and be connected to transverse direction Installation through-hole connects rolling stand in vertically-mounted through-hole, and fastening through-hole is arranged in the end face at short tube both ends, and fastening is logical Setting adjusts locking knob in hole, and the inner end for adjusting locking knob resists rolling stand, roller is connected on rolling stand.Extension tube Not only it is used as support element, but also as storage space；Storage mode very simple, by the laterally inserted extension tube of the column of rolling stand Both ends, the rolling stand after storage form an entirety with extension tube, table top, are more advantageous to storage, carrying, transport etc..

The rolling stand, including two vertical columns, in the lateral horizontal slats of the upper end of the column connection, horizontal slats Top roller is set, the vertical installation batten of the lateral edges vertical connections of horizontal slats, install in the middle part of batten have it is one vertical The strip through-hole of strip is connected to roller after having a fastening rod piece to cross strip through-hole from outside to inside, the fastening rod piece outer end Set up separately and sets multi-turn external screw thread and be threadedly coupled knob.The horizontal slats are curved slab, and cross section is opening up half Arc-shaped, semicircular arc is bonded with the cylindrical sides of roller.If knob is unscrewed, roller is that can be detached from installation batten , roller can be moved up and down relative to installation batten, according to actual needs, if desired use cylinder support, then adjusting rolling The height of cylinder screws knob and is fixed to the top edge beyond installation batten；If using finishing or not needing roller branch Support makes roller be placed in horizontal slats, is fixed screwing knob then adjusting the height of roller.

In conclusion the utility model has the following advantages that compared with prior art：

The utility model simplifies connecting rod quantity, reduces knot using more rapidly more accurately propulsion mode realizes clamping function Conformational space, control action amplitude are realized and quickly, are precisely promoted, and keep highly stable；The utility model add extension tube and Rolling stand enriches the supporting way of clamping platform, meanwhile, extension tube had not only been used as support element but also had been used as storage space, solved It has determined the storage problem of roller and rolling stand so that table top forms an entirety after folding；The utility model, to table top knot Structure is improved, and is on the one hand the new propulsion mode of cooperation, another party, mainly to the structure optimization of mesa edge, to meet Screw rodb base installation requirement, screw rodb base coordinate rolling stand, then clamping platform realizes the function of oblique saw bracket；The foot lever of invention has There is a Dual Stabilization structure, balance plate increases the contact area on foot lever and ground, and through-hole matching fastener, can more directly Foot lever is firmly secured to ground, fool proof stabilization.

Description of the drawings

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the sectional view of the utility model and driving device is in open state；

Fig. 3 is the sectional view of the utility model and driving device is in locking state；

Fig. 4 is the enlarged drawing of part A in Fig. 2；

Fig. 5 is the enlarged drawing of part B in Fig. 2；

Fig. 6 is the folded state schematic diagram of the utility model；

Fig. 7 is the another embodiment of the utility model.

Figure label is：1, table-board components；11, table top pedestal；12, table top slide；13, static clip plate；14, dynamic is pressed from both sides Plate；15, through-hole is promoted；

2, tripod component；21, the first tripod support element；22, the second tripod support element；23, the first foot lever；24, crus secunda Bar；25, third foot lever；26, upper head plate；27, wheel；28, balance plate；29, through-hole；

3, driving device；30, oriented plate；31, impeller；32, shrinking connecting-rod；33, kinematic link；34, torsional spring； 35, adjustable spring；36, contact is promoted；37, resetting spring；38, cushion pad；39, baseboard is stepped on；

4, switching device；41, on & off switch；42, pull rod；43, slide plate；44, it is oriented to pipe sleeve；45, telescopic shaft；46, rotation is floating Movable plate；47, guide rod；

51, supporting sleeve；52, extension tube；53, locking knob is adjusted；54, short tube；55, it is transversely mounted through-hole；56, vertical Installation through-hole；57, rolling stand；58, horizontal slats；59, batten is installed；

6, roller；62, strip through-hole；63, rod piece is fastened；9, collet；10, clip slot.

Specific implementation mode

The utility model is further illustrated with reference to the accompanying drawings and examples.

Embodiment 1：

As shown in Figure 1, 2, 3, a kind of pusher clamping platform, including table-board components 1, the tripod component 2 being used to support, drive The driving device 3 of tabletop translation, to driving device into line-locked switching device 4.

Table-board components are made of table top pedestal 11, table top slide 12, static clip plate 13, dynamic splints part 14.

Wherein, table top pedestal 11 is the proximate matter of a plate, and there is one of grooved tracks at the center of proximate matter, from table top pedestal 11 Cross section sees that groove is upper opening, and groove is that top narrow lower portion is wide, usually can be set to handstand T shapes, or the isosceles stood upside down Trapezoidal combination is rectangular etc.；One end of table top pedestal 11 is provided with static clip plate 13.

Table top slide 12 is the proximate matter of a plate, and upper layer is straight batten, and downward protrusion is set as below batten Portion, the structure of the lug boss are matched with the grooved tracks of table top pedestal 11, can be embedded in grooved tracks, from cross section It sees, both sides are vertical side plates, and the lower end of both side plate is separately connected the hang plate for tilting and extending out, and the lower end connection of two hang plates is horizontal Plate, the then isosceles trapezoid that lug boss generally top is rectangular, lower part is handstand；It is provided on the undermost level board of lug boss One end interval of multiple propulsion through-holes 15, process through-hole 15 from level board is evenly distributed to the other end；The one of table top slide 12 The fixed dynamic splints part 14 in end, dynamic splints part 14 is in vertical.

It is formed between the table top pedestal 11 and table top slide 12 and is slidably connected relatively, static clip plate 13 and dynamic splints Grasping part adjustable in pitch is formed between part 14, is used for clamping workpiece.

The tripod component 2 is made of the first tripod support element 21, the second tripod support element 22, three foot levers；Wherein, One tripod support element 21 is mounted on one end of table top pedestal 1, and the second tripod support element 22 is mounted on the other end of table top pedestal 1； First tripod support element 21 is mainly connected and composed by the side plate of end plate and both sides, and two pieces of parallel bearings are provided on the inside of end plate The upper end of plate, the first foot lever 23 is articulated with two bearings plate by axis pin, meanwhile, under 23 top of the first foot lever, hinge point Side's setting resilient pin part, is mainly made of bolt, spring, operation handle, corresponding, and positioning is arranged on a shaft bearing plate wherein Hole drives bolt flexible, is positioned to the first foot lever 23 by controlling operation handle.

Second tripod support element 22 is mainly connected and composed by the side plate of end plate and both sides, and the end plate is by bottom plate and upper head plate 26 are constituted, and bottom plate is mounted on the end of table top pedestal, and upper head plate 26 is on bottom plate and higher than height where table top；It is above-mentioned The static clip plate 13 of 11 end of table top pedestal is secured to the inside of upper head plate 26.

Second tripod support element 22, is provided with two pieces of shaft bearing plates on the inside of bottom plate, two pieces of shaft bearing plates respectively with both side plate Two groups of shaft bearing plates are formed, the second foot lever 24 is hinged on one of which shaft bearing plate, third foot lever 25 is hinged on another group of shaft bearing plate；The The upper end of two foot levers 24 is articulated with shaft bearing plate by axis pin, meanwhile, in the lower section of 24 top of the second foot lever, hinge point, bullet is set Property pin member, be mainly made of bolt, spring, operation handle, it is corresponding, close to the second foot lever 24 side plate on be arranged positioning Hole drives bolt flexible, is positioned to the second foot lever 24 by controlling operation handle；Third foot lever 25 uses and second 24 identical articulated structure of foot lever and location structure.

Above-mentioned second tripod support element 22, connection wheel 27 will fold after clamping platform foldable integral on the side plate of both sides Clamping platform afterwards tilts, and wheel 27 contacts ground, convenient for push-and-pull.

First foot lever 23, the second foot lever 24, third foot lever 25 lower end be both provided with balance plate 28, the both sides of balance plate 28 There are side plate, the end symmetric of two blocks of side plates that through-hole is set, which is vertical waist hole, and axis pin, axis pin is arranged in waist hole It can float up and down in waist hole, relative to waist hole, and balance plate 28 is articulated with foot lever lower end by the axis pin, then 28 energy of balance plate Enough overturnings are to parallel to the ground, and overturning is to being close to foot lever；The lower end of foot lever is provided off arc-shaped curved surface, when balance plate 28 Under when turning to level, which can resist the plate face of balance plate 28, and eccentric arc-shaped curved surface and balance plate 28 Between form larger interaction force, foot lever could be close to by being turned on balance plate 28 by needing to apply larger external force；Flat Through-hole 29 there are two being also set up in the plate face of weighing apparatus plate 28 can be tight by bolt, screw etc. when clamping platform is in jiggly ground Firmware squeezes into ground across through-hole 29, improves the stability of clamping platform.

The lower section of table top pedestal 11 and table top slide 12 is provided with driving device 3, for pushing table top slide 12 in platform It is translated on face pedestal 11；Meanwhile be additionally provided with switching device 4, for driving device 3 into line-locked.

The driving device 3 by impeller 31, shrinking connecting-rod 32, kinematic link 33, step on baseboard 34 and connect and compose；Its In, for shrinking connecting-rod 32 relatively close to the first tripod support element 21, shrinking connecting-rod 32 is same close to one end of the first tripod support element 21 When the impeller 31 that hingedly tilts upward and kinematic link 33 diagonally downward, and in shrinking connecting-rod 32, impeller 31, transmission Torsional spring 34 is arranged in the hinged place of 33 three of connecting rod, and the upper end of torsional spring 34 is connected to impeller 31, and the lower end of torsional spring 34 is connected to biography Dynamic connecting rod 33；There is a support plate below table top pedestal 11, an axle sleeve, separate first foot of shrinking connecting-rod 32 are hinged in support plate One end of frame support element 21 is connected to the axle sleeve, and 32 upper ring cap adjustable spring 35 of shrinking connecting-rod, the flexible side of shrinking connecting-rod 32 To consistent with the moving direction of table top slide 12 or on the contrary, the effect of adjustable spring 35 is to apply screen resilience to impeller 31 to make it It moves and is detached from rearward and promote through-hole 15.

As shown in figure 4, impeller 31, in horizontal and overturning variation between two states obliquely, the upper end of impeller 31 is solid Surely have and promote contact 36, with the overturning of impeller 31, contact 36 is promoted to can extend into the propulsion through-hole 15 being positioned above And translational thrust effect generated to table top slide 12, it is described that promote the top of contact 36 be the smaller rectangular of two vertical projections The upper end edges and corners of column cap, the back side opposite with direction of advance of rectangular column cap are arranged to arc-shaped curved surface, promote under contact 36 Connect another lateral square cylinder of two rectangular column caps of protrusion when portion, the square cylinder is towards oblique posterosuperior property at parts of edges and corners It is arranged to inclined surface, meanwhile, it is promoting the oblique of the arc-shaped curved surface of contact 36 to retrodeviate top, is thering is an oriented plate 30 to be fixed on platform Face pedestal 11 promotes the inclined surface at the back side of contact 36 to be close to the inclined surface of oriented plate 30 when promoting contact 36 to move down And tilt and move down along inclined surface, that is, it promotes contact 36 during returning back to original position, will not contact, keep away with table top slide 12 Exempt from that contact 36 is pushed to generate repulsion to table top slide 12；One section is also connected between kinematic link 33 and table top pedestal 11 to erect To resetting spring 37, be conducive to kinematic link 33 and return back to initial position；Further, in the side of resetting spring 37, platform Finite place piece is gone back between face pedestal 11 and kinematic link 33, is replied excessively for limiting kinematic link 33 so that being more than start bit Table top pedestal 11 is fixed in the upper end of the height set, the locating part, and the lower end of locating part covers one layer of cushion pad 38, cushion pad 38 Directly with 33 making contact of kinematic link, gouging abrasion between the two is avoided.

This clamping platform is to clamp workpiece by static clip plate 13 and dynamic splints part 14, according to the specification of workpiece, Adjusting the clamping spacing of static clip plate 13 and dynamic splints part 14 makes workpiece be clamped；If the specification of workpiece is excessive, or even super The length of table top has been crossed, then the front and back end of table top sliding seat 12 can be exchanged, has expanded clamping spacing, specification mistake can be clamped The workpiece of big even more than land length.

The lower end of the kinematic link 33 hingedly steps on baseboard 39 by axis pin, often steps on baseboard 39, impeller 31 just push table top slide 12 to move forward a lattice, and the distance of a lattice is the two neighboring spacing for promoting through-hole 15；Step on sole It is additionally provided with location structure between part 39 and kinematic link 33, step on baseboard 39 with limitation rotates relative to kinematic link 33；Tool Body, bullet bolt, spring, flexible draw ring are set on stepping on baseboard 39, meanwhile, in the lower end of kinematic link 33, bolt is set Hole then applies external force and pulls draw ring, controls the flexible of bullet bolt, bullet bolt is inserted into pin hole, then steps on baseboard 39 It forms a fixed connection with kinematic link 33；Bullet bolt is detached from pin hole, and then overturns and steps on baseboard 39, then completes to step on sole The folding of part.

For the ease of operation, above-mentioned baseboard 39 of stepping on divides for upper and lower part, and entire lower part is set as flexible draw ring, stretches Contracting bolt extends to top up in the pin hole for being inserted into kinematic link 33 from the middle part for stepping on baseboard 39.

As shown in fig. 6, by the second foot lever 24, third foot lever 25, stepping on baseboard 39, after the first foot lever 23 folds successively, it is Clip slot 10 is arranged in the lower wall of kinematic link 33 in stable folded state, meanwhile, it sets in the middle part of the side wall of the first foot lever 23 The collet 9 for setting protrusion, when folded state, collet 9 is embedded in clip slot 10.

The switching device 4 is arranged between kinematic link 33 and the second tripod support element 22, from top to bottom mainly by opening Key 41, slide plate 43, is oriented to pipe sleeve 44, telescopic shaft 45, rotation float plate 46, the composition of guide rod 47 at pull rod 42；In the second tripod The upper head plate 26 of support element 22 is provided with twice sliding slot, and on & off switch 41 is formed by connecting by a switchboard, switch handle, switch handle It is vertically fixed on the outside of switchboard, has two blocks of panels, two blocks of panels to be embedded in sliding slots on the inside of switchboard, then on & off switch 41 is logical Crossing panel can slide up and down relative to upper head plate 26, and through-hole is symmetrical arranged on two blocks of panels, axis pin, the drawing is arranged in through-hole The upper end of bar 42 is articulated with panel by axis pin and through-hole；As shown in figure 5, the lower end of pull rod 42 is hinged slide plate 43, meanwhile, Sliding rail is set on the inside of the bottom plate of bipod support element 22, slide plate 43 is embedded in sliding rail, under the drive of pull rod 42,43 energy of slide plate Enough to be moved up and down along sliding rail, there is void region at 43 center of slide plate, and bearing is respectively set in the both sides of void region, two bearings it Between setting be oriented to pipe sleeve 44, be oriented between the two side walls and bearing of pipe sleeve 44 and connect shaft, being oriented to pipe sleeve 44 can rotation；It is described One end of telescopic shaft 45 passes through the guiding pipe sleeve 44,45 upper ring cap spring of telescopic shaft, the other end of telescopic shaft 45 to be articulated with rotation The one end at the middle part of float plate 46, rotation float plate 46 is articulated with the bottom plate of the second tripod support element 22, rotates float plate 46 Side be additionally provided with vertically communicated pilot hole, the guide rod 47 is vertically interspersed in the pilot hole, under guide rod 47 End is articulated with the lower end of the kinematic link 33 in the driving device 3.

Switching device 4 is for opening and locking driving device 3, as shown in Fig. 2, on & off switch 41 is slided to upwards topmost, Then pull rod 42 drives slide plate 43 to move up, and telescopic shaft 44 tilts upward and right under the action of the spring relative to rotation float plate 46 Rotation float plate 46 generates lateral thrust, and rotation float plate 46 with respect to the horizontal plane forms smaller inclination angle, and guide rod 47 can be smoothly flexible up and down in the pilot hole of 46 side of rotation float plate, carries out driving propulsion action；As shown in figure 3, By on & off switch 41 to bottom is snapped down to, then pull rod 43 drives slide plate 43 to move down, and telescopic shaft 44 inclines relative to rotation float plate 46 Lateral thrust is generated to rotation float plate 46 obliquely and under the action of the spring, rotation float plate 46 is with respect to the horizontal plane Form larger inclination angle, and guide rod 47 under the drive for stepping on baseboard 39 to moving down, then the upper end of guide rod 47 tilts card It closes in the pilot hole of 46 side of rotation float plate, driving device 3 is locked, at this point, the propulsion contact 36 on impeller 31 is stretched Enter in one of propulsion through-hole 15, the movement of limitation table top slide 12.

Two are symmetrical arranged on the end plate of the first tripod support element 21, the bottom plate of the second tripod support element 22 to lead to Hole, two through holes, end plate inside fix the hollow supporting sleeve 51 of two transverse directions respectively, connect in each supporting sleeve 51 Connect the extension tube 52 of a transverse direction, the junction of extension tube 52 and supporting sleeve 51 is provided with the adjusting locking knob of screw 53, the screw rod for adjusting locking knob 53, which passes through supporting sleeve 51 and resists internal extension tube 52, realizes fastening positioning；It is described to prolong Long tube 52 is hollow pipe, and the outer ends of two extension tubes 52 connects one section of hollow short tube 54 simultaneously, on short tube 54 there are two settings Lateral direction penetrating is transversely mounted through-hole 55 and two vertically communicated vertical installation through-holes 56, wherein two extension tubes 52 End is correspondingly connected to two and is transversely mounted at through-hole 55 respectively, and rolling stand 57 is connected in two vertically-mounted through-holes 56； As shown in fig. 6, when use finishes, rolling stand 57 is disassembled from the vertical installation through-hole 56 of short tube 54, makes cross into To across being transversely mounted through-hole 55 and stretching into extension tube 52, then, extension tube 52 is retracted to 11 lower section of table top pedestal, a side Face solves the storage storage problem of rolling stand 57, on the other hand reduces space shared after table top folds.

Above-mentioned rolling stand 57, including two vertical columns, corresponding be interspersed in short tube 54 two are perpendicular respectively for two columns In straight installation through-hole 56, there is fastening through-hole in the end face of two ends of short tube 54, the tune of screw is set in fastening through-hole Locking knob 53 is saved, the screw rod inner end for adjusting locking knob 53 resists rolling stand 57, and roller 6 is connected on rolling stand 57；Two The horizontal slats 58 of the upper end connection transverse direction of root post, roller 6 is placed in the top of horizontal slats 58；In the side of horizontal slats 58 Edge-perpendicular is fixedly connected with vertical installation batten 59, and there is the strip through-hole 62 of a vertical strip at the middle part of installation batten 59, has After one fastening rod piece 63 inwardly crosses strip through-hole 62 from the outside of installation batten 59, and roller 6 is crossed, is formed with roller 6 solid Fixed connection, meanwhile, multi-turn external screw thread is set in 63 outer end portion of fastening rod piece and is threadedly coupled knob, is adjusted by knob The connection elasticity of roller 6 and installation batten 59；The horizontal slats 59 are curved slab, and cross section is opening up semicircle Arc, semicircular arc are just bonded with the cylindrical sides of roller 6；When in use, roller 6 is adjusted using screw rod fastener 63 Highly.

The effect of roller 6 and rolling stand 57 is support workpiece, and roller 6 and rolling stand 57 can be used alone, Diagonal cutting saw can be coordinated to use；In this clamping platform, the table top being made of table top pedestal 11 and table top sliding seat 12 disclosure satisfy that installation The requirement of screw rodb base；The dynamic splints part 14 of table top slide 12 is bonded with static clip plate 13 first, is pacified by two screw rodb bases It is attached on table top, screw rodb base is across table top, at this point, this clamping platform is used as oblique saw bracket.

Embodiment 2：

As shown in fig. 7, compared with Example 1, the distinguishing characteristics of the present embodiment is, table top both ends are not provided with extension Pipe, rolling stand and roller, clamping platform are used as just clamping platform, the function of no oblique saw bracket.

Specific embodiment described in text is only to be given an example to the spirit of the present invention.Belonging to the utility model Those skilled in the art can make various modifications or additions to the described embodiments or using similar Mode substitutes, but without departing from the spirit of the present application or beyond the scope of the appended claims.

Claims (5)

1. a kind of push type clamping platform, including table-board components（1）, supporting bable tops component tripod component（2）, which is characterized in that The table-board components include table top pedestal（11）, table top slide above table top pedestal（12）, be arranged in table top pedestal one The static clip plate at end（13）, dynamic splints part in table top slide one end is set（14）, the table top pedestal and table top slide Between by concave-convex snap-in structure formed it is opposite be slidably connected, then static clip plate（13）With dynamic splints part（14）Between formed Grasping part adjustable in pitch；

The plate face of the table top slide is provided with several spaced propulsion through-holes（15）；

The table top pedestal（11）One end be arranged the first tripod support element（21）, the other end the second tripod of setting of table top pedestal Support element（22）；

It is provided with below the table top slide for pushing table top slide（12）Carry out mobile driving device（3）, Yi Jineng It is enough to the driving device into line-locked switching device（4）；

The driving device（3）It is hingedly formed by several rod pieces, includes close to table top slide and the shrinking connecting-rod that is laterally arranged （32）, the shrinking connecting-rod is close to the first tripod support element, and shrinking connecting-rod is hinged simultaneously close to one end of the first tripod support element There is the impeller tilted upward（31）Kinematic link diagonally downward（33）, and in shrinking connecting-rod, impeller, kinematic link Torsional spring is arranged in the hinged place of three（34）, the upper end of torsional spring is connected to impeller, and the lower end of torsional spring is connected to kinematic link, described Shrinking connecting-rod（32）By table top pedestal（11）Support, in one section of spring of shrinking connecting-rod upper ring cap, the telescopic direction of shrinking connecting-rod with The moving direction of table top slide is consistent or on the contrary, the impeller（31）Upper end be provided with propulsion contact（36）, the propulsion touch Head can extend into the propulsion through-hole being positioned above（15）In；The propulsion contact（36）The back side opposite with direction of advance it is upper End edges and corners are arranged to arc-shaped curved surface, meanwhile, top is tiltedly retrodeviated in the arc-shaped curved surface, there is an oriented plate（30）It is fixed on Table top pedestal（11）, when contact being promoted to move down, the back side of contact is promoted to be close to the inclined surface of oriented plate and along inclined surface Inclination moves down；Kinematic link（33）With table top pedestal（11）Between connect one section of vertical resetting spring（37）；

The switching device（4）It is arranged in kinematic link（33）With the second tripod support element（22）Between, including be slidably connected to The on & off switch of second tripod support element（41）, a hinged pull rod on & off switch（42）, the lower end of pull rod is hinged a slide plate（43）, sliding Plate（43）With the second tripod support element（22）It is formed by concave-convex snap-in structure and is slidably connected relatively up and down, is arranged on slide plate free The rotatable guiding pipe sleeve of the heart（44）, it is oriented to the flexible axis pin of setting in pipe sleeve（45）, one end of flexible axis pin is articulated with rotation Float plate（46）, rotation float plate is articulated with the second tripod support element and rotates is provided with vertical pilot hole in float plate, leads Guide rod is provided with into hole（47）, the lower end of guide rod is articulated with kinematic link（33）；

The first tripod support element（21）It is upper to be hinged the first foot lever（23）, the second tripod support element（22）It is upper to be hinged the second foot lever （24）With third foot lever（25）；

First foot lever（23）, the second foot lever（24）, third foot lever（25）Lower end be both provided with balance plate（28）, balance plate Both sides have a side plate, the end symmetrics of two blocks of side plates is arranged through-hole, which is vertical waist hole, setting pin in waist hole Axis, axis pin can move up and down in waist hole, relative to waist hole, and balance plate is articulated with foot lever lower end by the axis pin, then puts down Weighing apparatus plate can be overturn to parallel to the ground, and overturning is to being close to foot lever；The lower end of foot lever is provided off arc-shaped curved surface, when flat When turning to level under weighing apparatus plate, which can resist the plate face of balance plate；

The balance plate（28）Plate face on also set up there are two through-hole（29）, fastener can be passed through through-hole（29）Squeeze into ground Face.

2. push type clamping platform according to claim 1, which is characterized in that the table top pedestal is provided centrally with together Grooved tracks, cross section in up-narrow and down-wide handstand T shapes or isosceles trapezoid and rectangular combination shape, the table top slide Lower half is arranged to the lug boss to match with the grooved tracks, and several interval rows are provided on the bottom panel of the lug boss The propulsion through-hole of row（15）.

3. push type clamping platform according to claim 1, which is characterized in that set between the table top pedestal and kinematic link It is equipped with locating part, cushion pad is arranged in the lower end of locating part（38）.

4. push type clamping platform according to claim 1 or 3, which is characterized in that the lower end of the kinematic link is hingedly stepped on Baseboard（39）, step on and be additionally provided with location structure between baseboard and kinematic link, which includes that sole is being stepped in setting Pin hole in kinematic link lower end is arranged in bullet bolt on part, the spring for being connected to bullet bolt and stepping between baseboard, Bullet bolt is inserted into pin hole.

5. push type clamping platform according to claim 4, which is characterized in that the lower wall of the kinematic link is provided with folder Slot（10）, meanwhile, the collet that can be embedded in the protrusion in the clip slot is provided on the side wall of first foot lever（9）.