CN206510379U - A kind of injection machine material gripping device - Google Patents

Abstract

The utility model discloses a kind of injection machine material gripping device, its drip irrigation device is to include support frame, in symmetrically arranged two groups of slip clamping devices on support frame；Every group of slip clamping device includes two supporting rods being fixedly connected on support frame that are parallel to each other and slide, the drive cylinder being fixedly connected on supporting rod and the clamp assemblies for being connected to drive cylinder piston end；Clamp assemblies include grip block and liner plate, are oppositely arranged positioned at supporting rod with the grip block of one end；Elastic force post is equipped with grip block, Elastic force post is connected with spring close to one end of liner plate, and the other end of spring is fixedly connected on liner plate；When drive cylinder drives grip block relative motion product clamping framework, Elastic force post on grip block is mutually abutted and compression spring is so as to when product framework is in horizontal-clamping state, Elastic force post mutually pushes against and supports product framework in product framework lower end, can stop that product framework departs from downwards grip block and dropped in the horizontal direction.

Description

A kind of injection machine material gripping device

Technical field

The utility model is related to a kind of capture apparatus for picking and placeing Automobile Plastic Parts, and more particularly to a kind of injection machine material is grabbed Take device.

Background technology

With continuing to develop for injection molding technology, the product of injection machine production is more and more diversified, complicate, to manipulator Fetching device it is also proposed higher requirement.

In auto-parts production, injection machine has become one of essential equipment, manipulator of injection machine Effect is to take out the product of injection formed out of mould, is then moved to product and puts object point progress discharging.Existing injection machine General absorption, clamping using suction disk or clamp to workpiece, but the shape and suitable sucker that have some workpiece are fixed, example Such as, rectangular frame structure.

In actual production process, hand-motion crowfoot mechanical first is affixed on out die orifice, grabs the product extruded vertically Afterwards, it is raised above and carries out 90 degree of upset so that product framework is in horizontal seized condition.

Although clamp can be clamped to the product of tower structure, in actual production, in order to prevent clamp Firmly excessive that product is caused to weigh wounded, damaged, can typically adjust the occlusion degree between clamp can clamp product slightly, but pass through Cross and use for a long time, clamp occurs that different degrees of error deviates, when turning to horizontal seized condition, due to over long distances Conveying, occurs the situation of stable holding product of being unable to along with the vibrations of clamp in transportation result in clamp, causes to produce Product when transporting in the air while drop or it is overall drop, damage is caused to product, equipment.

Utility model content

The purpose of this utility model, which is to provide one kind, can stop that product framework departs from downwards grip block in the horizontal direction The injection machine material gripping device dropped.

Above-mentioned technical purpose of the present utility model technical scheme is that：

A kind of injection machine material gripping device, including support frame, with support frame it is coplanar and with support frame Central Symmetry set Two groups of slip clamping devices；Every group of slip clamping device, which is parallel to each other and slid including two, to be fixedly connected on support frame Supporting rod, the multiple drive cylinders being fixedly connected on supporting rod and the clamping group for being connected to the drive cylinder piston end Part；The clamp assemblies include grip block and the liner plate between grip block and drive cylinder, positioned at supporting rod with one end Grip block is oppositely arranged；Offered on the grip block with the symmetrically arranged two rows spacing hole of the vertical center line of grip block；It is described Elastic force post is plugged with spacing hole, the Elastic force post is connected with spring close to one end of the liner plate, and the other end of spring is fixed It is connected on liner plate；When told drive cylinder drives grip block relative motion product clamping framework, the bullet on the grip block Power post mutually abut and compression spring so as to when product framework be in horizontal-clamping state when, the Elastic force post mutually push against and in Product framework lower end supports product framework.

By using above-mentioned technical proposal, due to being clamped using cylinder to product framework, the chucking power of cylinder is larger When, although can stable holding framework, but can cause to even out leaves impression on framework, when adjustment cylinder driving distance so that Grip block clamping dynamics it is smaller when, product framework overturn to horizontal level carry out long-distance transportation when, product framework side or The phenomenon for departing from grip block occurs in both sides, and due to evening out, framework is plastic products and lengths of frame is longer, it is easy to rolled over Disconnected, by setting Elastic force post between grip block, when product framework is clamped, the Elastic force post being oppositely arranged abuts pressure first Contracting, grip block is clamped afterwards, and Elastic force post can play position-limiting action up and down in framework, even if grip block clamping is more loose When causing the product framework to depart from, because the elasticity between Elastic force post is abutted, product framework can be also ridden in Elastic force post, Bu Huifa The raw phenomenon that drops so that the transport of product framework is stable, and production run is stable.

Preferably, perpendicular to the grip block and the telescopic tube of the liner plate between the grip block and the liner plate, The spring is placed in the telescopic tube, and the Elastic force post is inserted in the telescopic tube and and spring by the spacing hole Top be fixedly connected.

By using above-mentioned technical proposal, when grip block product clamping, the elastic force column end being oppositely arranged is contacted first And compression spring, due to not spacing around spring, it is impossible to ensure spring being compressed axially in Elastic force post, spring is easy to Bend, use for a long time can accelerate the damage of spring, reduce the elastic force between Elastic force post, by setting telescopic tube energy It is enough that position-limiting action is played to spring so that spring can only be moved in telescopic inner axial tube, extend the service life of spring, protect Card equipment is normally run.

Preferably, the side of the telescopic tube offers vertical chute, the side of the Elastic force post is fixedly connected with Perpendicular to the slide bar of the Elastic force post central axis, in the slide bar insertion chute Elastic force post is slided up and down along chute, institute The upper end for stating spring is connected to the lower end of the slide bar, and the lower end of the spring is fixedly connected on the liner plate.

By using above-mentioned technical proposal, by setting chute in the both sides of telescopic tube so that Elastic force post can be stablized Stretching motion is done in telescopic tube, slide bar is set in the side of Elastic force post, position-limiting action can be played to Elastic force post, prevent bullet Power post is rotated in telescopic tube so that the Elastic force post being oppositely arranged, which can be stablized, to abut.

Preferably, the grip block deviates from the side of the liner plate covered with rubber blanket.

By using above-mentioned technical proposal, rubber blanket is set to play the buffer protection to product framework on grip block, Its elasticity can reduce the impression that grip block is caused on product framework surface, it is ensured that the quality of product framework.

Preferably, the thickness of the rubber blanket is less than the length that the Elastic force post spills the grip block.

By using above-mentioned technical proposal, in product clamping framework, Elastic force post needs to abut sub- rope first, clamps afterwards Plate is quickly clamped to product framework, and the thickness of rubber blanket should be less than the length that Elastic force post is spilt.

Preferably, the free end of the Elastic force post is fixedly connected with abrasionproof bushing.

By using above-mentioned technical proposal, because the prolonged elasticity of Elastic force post is abutted, larger abrasion can be produced, is worn and torn Elastic force post surface irregularity can be caused when serious, influence elasticity abuts effect, Elastic force post can be reduced by installing abrasionproof bushing additional Between abrasion, be convenient for changing simultaneously, abrasionproof bushing can play certain cushioning effect in addition, reduce the elastic force being oppositely arranged Post is due to quickly abutting the vibrations caused so that what product framework can be stablized clamps.

Preferably, the top of support frame as described above is provided with for driving support frame as described above to turn over the switching mechanism turning 90 degrees.

By using above-mentioned technical proposal, by the switching mechanism of setting, the discharging of injection machine can be coordinated, work as injection machine When level discharges, switching mechanism can drive material gripping device to be captured to product framework vertically, and needing level During conveying products framework, enable to support frame to turn over and turn 90 degrees, facilitate feeding and the transport of product framework.

Preferably, switching mechanism includes vertical rack, bottom is articulated with the tumble cylinder on vertical rack top, a right-angle side The steel square and one end for being fixedly connected on the midpoint of two support bars are articulated with vertical rack bottom, and the other end is articulated with another The connecting rod of right-angle side, the piston rod driving steel square of tumble cylinder driving rotates 90 degree to cause crowfoot to overturn 90 degree.

By using above-mentioned technical proposal, rotated by the tumble cylinder drive connection bar being hinged, drive steel square upset 90 degree so that support frame overturns 90 degree and then enables product framework to be moved in vertical and horizontal direction It is dynamic.

In summary, the utility model has the advantages that：

By the Elastic force post set on grip block, it can play spacing when product framework carries out long range horizontal transport Effect, even if because grip block is unstable to the clamping of product frame, product framework can be also overlapped on above Elastic force post, do not fallen out In to equipment or on the ground so that equipment being capable of safe operation.

Brief description of the drawings

Fig. 1 is a kind of structural representation of injection machine material gripping device；

Fig. 2 is the enlarged diagram of A in Fig. 1;

Fig. 3 is the enlarged diagram of B in Fig. 1;

Fig. 4 is the exploded perspective view of clamp assemblies and drive cylinder;

Fig. 5 is a kind of overall schematic of injection machine material gripping device;

Fig. 6 is the enlarged diagram of C in Fig. 5.

In figure, 1, injection machine；11st, discharging opening；12nd, horizontal mechanical arm；13rd, vertical mechanical arm；2nd, switching mechanism；21st, turn over Rotaring cylinder；22nd, steel square；23rd, connecting rod；24th, vertical rack；3rd, crowfoot；4th, support frame；41st, support bar；42nd, the second chute； 43rd, the second slide bolt；5th, clamping device is slided；51st, supporting rod；511st, the first chute；512nd, the first slide bolt；513rd, it is sliding Motion block；52nd, drive cylinder；53rd, clamp assemblies；531st, grip block；532nd, liner plate；533rd, Elastic force post；534th, telescopic tube；535、 Slide bar；536th, chute；537th, spring；538th, spacing hole；6th, abrasionproof bushing；7th, product framework；8th, rubber blanket.

Embodiment

The utility model is described in further detail below in conjunction with accompanying drawing.Wherein identical parts identical accompanying drawing Mark is represented.It should be noted that the word "front", "rear", "left", "right", the "up" and "down" that are used below in description refer to It is the direction in accompanying drawing, word " bottom surface " and " top surface ", " interior " and " outer " are referred respectively to towards or away from particular elements geometry The direction at center.

A kind of mechanical arm for injection molding machine crowfoot, as shown in figure 1, the crowfoot 3 includes support frame 4 and is fixedly connected on support Two groups of slip clamping devices 5 of the lower section of frame 4, the center line of two groups of slip clamping devices 5 using support frames 4 is symmetrical arranged as symmetry axis, Every group of slip clamping device 5 clamps the longer side of the rectangular product framework 7 of profile respectively.

As shown in Figures 1 and 3, every group of slip clamping device 5 includes two two supporting rods 51 being parallel to each other, supporting rod 51 section is in I-shaped, and the both sides of supporting rod 51 offer the first chute 511, the first chute 511 along its length Inside slidably connect to slide on the first slide bolt 512, the length direction of supporting rod 51 and be fixedly connected with driving direction and branch Several consistent drive cylinders 52 of the length direction of strut 41, the quantity of drive cylinder 52 is according to the length of the long side of product framework 7 Two or three can be selected, drive cylinder 52 is equidistantly arranged at intervals along the length direction of supporting rod 51, two supporting rods 51 Drive cylinder 52 with one end is oppositely arranged and driving direction is on the contrary, the both sides of drive cylinder 52 are fixedly connected with sliding shoe 513, First slide bolt 512 passes vertically through the first sliding block and fixed through sliding shoe 513 in the bottom of sliding shoe 513 by nut, Drive cylinder 52 is slided by the first slide bolt 512 on the length direction of supporting rod 51.

As shown in Fig. 2, Fig. 3 and Fig. 4, support frame 4 includes two support bars 41 being parallel to each other, and the section of support bar 41 is in Both sides on I-shaped, support bar 41 offer the company of slip in the second chute 536, the second chute 536 along its length The second slide bolt 43 is connected to, the second slide bolt 43 is through the second chute 536 and the first chute 511 and in the first chute 511 bottom is fixed by nut, supporting rod 51 by the second slide bolt 43 can along the length direction of support bar 41 slide from And adjust with the spacing between group supporting rod 51, it can also adjust the relative distance between two groups of supporting rods 51.

As shown in Figure 3 and Figure 4, the piston end for the drive cylinder 52 being oppositely arranged is fixedly connected with relative motion to clamp The clamp assemblies 53 of product framework 7.

As shown in figure 4, clamp assemblies 53 include the grip block 531 and liner plate 532 and Elastic force post 533 of rectangle, liner plate 532 side is fixedly connected on the piston end of drive cylinder 52, grip block 531 along its length and with the extension of piston rod Line offers in two spacing holes 538, spacing hole 538 for symmetrical axial symmetry and is plugged with telescopic tube 534.

One end of telescopic tube 534 is vertically fixed on liner plate 532, and the other end of telescopic tube 534 is vertically fixedly connected On grip block 531, telescopic tube 534 offers chute 536 in both sides along its length, and chute 536 is close to liner plate 532 One end is open-minded, is plugged with Elastic force post 533, the side face of Elastic force post 533 and is fixedly connected with perpendicular to Elastic force post in telescopic tube 534 Spring 537 is arranged with the slide bar 535 of 533 central axis, Elastic force post 533, one end of spring 537 is connected on liner plate 532, bullet The other end of spring 537 is connected on slide bar 535, and Elastic force post 533 is by the slip of slide bar 535 and chute 536 in telescopic tube 534 Interior elastic telescopic.

As shown in figure 4, grip block 531 away from the side of liner plate 532 covered with rubber blanket 8, Elastic force post 533 is from telescopic tube Stretched out in 534 and passed out of spacing hole and expose rubber blanket 8, Elastic force post 533 exposes the termination point casing of rubber blanket 8 provided with anti- Mill lining set 6.

When drive cylinder 52 drives 531 relative motion of grip block, the Elastic force post 533 on grip block 531 being oppositely arranged Abut first and compression spring 537, as grip block 531 constantly clamps product framework 7, phase close to final grip block 531 The elasticity of Elastic force post 533 to setting is abutted, and when gear product framework 7 is in horizontal-clamping state, the Elastic force post 533 mutually pushed against is in Horizontality simultaneously supports product framework 7 upwards in lower section.

When drive cylinder 52 drives 531 relative motion product clamping framework 7 of grip block, the Elastic force post on grip block 531 533 mutually abut simultaneously compression spring 537 so that when product framework 7 is in horizontal-clamping state, Elastic force post 533 is mutually pushed against simultaneously In the lower end of product framework 7 support product framework 7.

It should be noted that the manipulator crowfoot 3 is exclusively used in capturing the rectangular shell frame products of profile, and the mechanical paw It is fixedly connected with two support bars 41 of frame 3 for driving the crowfoot 3 to turn over the switching mechanism 2 turning 90 degrees.

As shown in Figure 1, Figure 2 with shown in Fig. 6, the switching mechanism 2 include vertical rack 24, bottom is articulated with the top of vertical rack 24 Tumble cylinder 21, a right-angle side be fixedly connected on two support bars 41 midpoint steel square 22 and one end be articulated with vertically The bottom of support 24, the other end is articulated with the connecting rod 23 of another right-angle side, the piston rod driving steel square that tumble cylinder 21 drives 22 rotate 90 degree is turn 90 degrees with causing crowfoot 3 to turn over.

As shown in figs. 5 and 6, the upper end of vertical rack 24 is connected to the vertical mechanical arm of in the vertical direction lower slider 13, transversely mechanical arm horizontally slips vertical mechanical arm 13.

Action process：

The driving of tumble cylinder 21 crowfoot 3 is overturn to vertical folder state, the vertical downward elongated pawl of mechanical arm 13 first Frame 3 presses close to discharging opening 11；

Injection machine 1 outwards extrudes the product framework 7 of rectangle, and the longer both sides of product framework 7 are respectively placed in two groups of driving gas Between cylinder 52, the driving relative motion of grip block 531 of drive cylinder 52 clamps product framework 7；

Vertical mechanical arm 13 shrinks upwards, drives crowfoot 3 to leave the discharging opening 11 of injection machine 1, upset to injection machine 1 from top During top, the driving upset degree of steel square 22 of tumble cylinder 21 causes crowfoot 3 to be in horizontal folder state；

The motion of horizontal mechanical arm 12 drives crowfoot 3 to leave the top of injection machine 1 from horizontal direction and move to product emptying point, When reaching space-time on product emptying point, the vertical downward elongated pawl frame 3 of mechanical arm 13 is moved downward；

Crowfoot 3 stops at low latitude, and the driving grip block 531 of drive cylinder 52 is located remotely from each other, and product framework 7 is freely fallen to Emptying point；

Then last crowfoot 3 repeats the above steps along the counter motion of discharging path to the overhead of injection machine 1.

This specific embodiment is only to explain of the present utility model, and it is not to limitation of the present utility model, ability Field technique personnel can make the modification without creative contribution to the present embodiment as needed after this specification is read, but As long as all being protected in right of the present utility model by Patent Law.

Claims (8)

1. a kind of injection machine material gripping device, it is characterised in that：Including support frame (4), with support frame (4) it is coplanar and with support Two groups of slip clamping devices (5) that frame (4) Central Symmetry is set；

Every group of slip clamping device (5) includes two supporting rods being fixedly connected on support frame (4) that are parallel to each other and slide (51) multiple drive cylinders (52) for, being fixedly connected on supporting rod (51) and it is connected to the drive cylinder (52) piston end Clamp assemblies (53)；

The clamp assemblies (53) include grip block (531) and the liner plate between grip block (531) and drive cylinder (52) (532), it is oppositely arranged positioned at supporting rod (51) with the grip block (531) of one end；

Offered on the grip block (531) with the symmetrically arranged two rows spacing hole (538) of the vertical center line of grip block (531)； Elastic force post (533) is plugged with the spacing hole (538), the Elastic force post (533) connects close to one end of the liner plate (532) There is spring (537), the other end of spring (537) is fixedly connected on liner plate (532)；

When the drive cylinder (52) drives grip block (531) relative motion product clamping framework (7), the grip block (531) Elastic force post (533) on is mutually abutted and compression spring (537) is so as to when product framework (7) is in horizontal-clamping state When, the Elastic force post (533) mutually pushes against and in product framework (7) lower end support product framework (7).

2. injection machine material gripping device according to claim 1, it is characterised in that：The grip block (531) with it is described Perpendicular to the grip block (531) and the telescopic tube (534) of the liner plate (532), the spring between liner plate (532) (537) it is placed in the telescopic tube (534), the Elastic force post (533) inserts the telescopic by the spacing hole (538) It is fixedly connected in pipe (534) and with the top of spring (537).

3. injection machine material gripping device according to claim 2, it is characterised in that：The side of the telescopic tube (534) Face offers vertical chute (536), and the side of the Elastic force post (533) is fixedly connected with perpendicular to the Elastic force post (533) Cause Elastic force post (533) along along chute (536) in the slide bar (535) of central axis, slide bar (535) the insertion chute (536) Lower slider, the upper end of the spring (537) is connected to the lower end of the Elastic force post (533), and the lower end of the spring (537) is fixed It is connected on the liner plate (532).

4. injection machine material gripping device according to claim 1, it is characterised in that：The grip block (531) deviates from institute The side of liner plate (532) is stated covered with rubber blanket (8).

5. injection machine material gripping device according to claim 4, it is characterised in that：The thickness of the rubber blanket (8) is small The length of the grip block (531) is spilt in the Elastic force post (533).

6. injection machine material gripping device according to claim 1, it is characterised in that：The freedom of the Elastic force post (533) End is fixedly connected with abrasionproof bushing (6).

7. injection machine material gripping device according to claim 1, it is characterised in that：The top of support frame as described above (4) is set It is equipped with the switching mechanism (2) being turn 90 degrees for driving support frame as described above (4) to turn over.

8. injection machine material gripping device according to claim 7, it is characterised in that：Switching mechanism (2) includes vertical branch Frame (24), bottom is articulated with the tumble cylinder (21) on vertical rack (24) top, a right-angle side and is fixedly connected on two support bars (41) steel square (22) at midpoint and one end are articulated with vertical rack (24) bottom, and the other end is articulated with another right-angle side Connecting rod (23), the piston rod driving steel square (22) of tumble cylinder (21) driving rotates 90 degree crowfoot (3) is overturn 90 degree.