CN206484845U - The locked mode pressing mechanism of ejaculator - Google Patents

Abstract

The utility model provides a kind of locked mode pressing mechanism of ejaculator, including a board and at least two die walls on board, and the die wall includes one and fixes die wall and a movable die wall；It is a plurality of to be arranged in taxi driver brother's woods post between movable die wall and fixed die wall, one end of the brother woods post is provided with a mode locking cylinder, the mode locking cylinder includes cylinder body, piston and convex seat, the cylinder body locking is on die wall, and the cylinder body has an oil inlet and an oil-out, an asphalt channel is formed between the piston and convex seat, the asphalt channel has a sliding block that can be moved in asphalt channel, and the convex seat is provided with an elastic component；At least one is used to make the movable fixed die wall displacement of die wall correspondence and carry out the Quick cylinder that matched moulds and die sinking are acted.Have the beneficial effect that：The utility model can effectively solve the problem of clamp force is not enough, and manufacturing cost can be reduced again, moreover it is possible to realize quick die sinking, Guan Mo effect.

Description

The locked mode pressing mechanism of ejaculator

Technical field

The utility model is related to ejaculator equipment technical field, the locked mode pressing mechanism of more particularly to a kind of ejaculator.

Background technology

Injection molding is the process for the part that thermoplastic plastic or thermosetting plastic are constituted.Ejection formation is exactly by plastic cement Grain heats fusing in the barrel of Jet forming machine, when in flow regime.Under plunger or screw pressurizing, melt plastic cement is pressed Contract forward movement, and then by the nozzle of barrel front end with the relatively low Guan Bi mould of speed implantation temperature quickly, by one Fix time after cooling and shaping, opening mold produces product.This forming method is a kind of batch process procedures, and it includes two masters Want part, an ejecting device and clamping apparatus.After melt plastic cement enters mould by high-pressure injection, to keep its product shaping meeting Give holding pressure, these pressure can be formed in mould it is high reversely strut strength, in order to not allow mould to have what is be softened May, the mode locking unit of plastic injection machine must be accorded to enough clamp forces, make mould be unlikely to be softened.As shown in figure 1, be for A kind of common direct press type Jet forming machine 1, is that brother woods post 11 is sheathed on into fixed die wall 12 and movable die wall 13, and stent Fixed mould is available between wall 12 and movable die wall 13, so that plastics are injected in-mold molding by ejecting device, and movable die wall 13 Matched moulds, locked mode and the action of die sinking can be carried out by the mode locking cylinder 14 of its dorsal part is fixed in by oil route controller；And be to make vertical compression The die opening and closing stroke of formula Jet forming machine is smooth and accelerates, and to save the time of ejection formation, has in the side of brother woods post 11 and sets There is Quick cylinder 15, its cylinder body 151 is affixed with movable die wall 13, and consolidate by one end of piston rod 152 in Quick cylinder 15 It is connected on fixed die wall 12, and in die opening and closing stroke, through the start of Quick cylinder 15, makes the opening and closing of mould smooth and can save Save the time for closing mould.

So, above-mentioned direct press type Jet forming machine is in locked mode, and moulding oil is injected by the oiler A1 of mode locking cylinder 14, makes locked mode The grease chamber A of cylinder 14 first produces a pressure P to promote piston 141 to retreat, and must be fuel-displaced by the second grease chamber B in oil route controller Mouthful B1 moulding oil is pinned, and it is produced larger locked mode strength and be carried out locked mode, and when being switched, mould when Wait, be then to carry out shuttle motion using the related piston 141 for making mode locking cylinder 14 of drive of Quick cylinder 15, and first is oily Room A and the second grease chamber B moulding oil do circulating fuel-displaced action of entering because of the reciprocating of piston, so not only have influence on The speed of open and close mould, while may also can not completely be pinned because of the second grease chamber B moulding oil, and causes the hypodynamic phenomenon of locked mode Produce.

In view of the above-mentioned problems, part businessman increases the pressing mechanisms such as motor, pump in ejaculator, can such ejaculator system Cause originally to greatly improve, be unfavorable for a large amount of productions.

Utility model content

The utility model is in view of the existing deficiencies of the prior art there is provided a kind of locked mode pressing mechanism of ejaculator, and it can The problem of clamp force is not enough is effectively solved, manufacturing cost can be reduced again, moreover it is possible to quick die sinking, Guan Mo effect is realized.

To achieve the above object, the utility model is using following technical scheme：

A kind of locked mode pressing mechanism of ejaculator, including

One board and at least two die walls on board, the die wall include one and fix die wall and a But moving die Wall；

A plurality of to be arranged in taxi driver brother's woods post between movable die wall and fixed die wall, one end of the brother woods post is provided with a locked mode Cylinder, the mode locking cylinder includes cylinder body, piston and convex seat, and the cylinder body locking is on die wall, and the cylinder body has one to enter Hydraulic fluid port and an oil-out, form an asphalt channel between the piston and convex seat, the asphalt channel can be in oil circuit with one The sliding block moved in passage, the convex seat is provided with an elastic component；

At least one is used to make the movable fixed die wall displacement of die wall correspondence and carry out the Quick cylinder that matched moulds and die sinking are acted.

As a kind of preferred scheme, have one to open and close space on the asphalt channel, the keying space has blind end And pressure end.

As a kind of preferred scheme, the sliding block and elastic component are arranged in keying space.

As a kind of preferred scheme, the convex seat tool has a groove for being used to fix elastic component.

As a kind of preferred scheme, the elastic component is spring.

The utility model compared with prior art, with advantages below and advantage, specifically, using having in mode locking cylinder There are a sliding block and elastic component on one asphalt channel, the asphalt channel.Thereby, can be by when sliding block is under pressure when carrying out locked mode Asphalt channel closure makes it act power, reaches locked mode pressure effect, solves the problem of traditional ejaculator clamp force is not enough； Due to the simple structure, the equipment without increasing motor etc just can so reduce the manufacturing cost of ejaculator；Using simple Structure design cause Quick cylinder perform switching molding start when, because under no pressure start, the sliding block of mode locking cylinder can be by elastic component Flick so that moulding oil can bidirectional-reflux, so as to realize quick die sinking, Guan Mo effect.

For the specific purposes and work(for more clearly illustrating architectural feature of the present utility model, technological means and its being reached Can, the utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings：

Brief description of the drawings

Fig. 1 is the schematic diagram of known clamping mechanism；

Fig. 2 is the structural representation of the clamping mechanism of the utility model；

Fig. 3 is the schematic diagram of the open and close mould of the utility model；

Fig. 4 is the partial enlarged drawing of the open and close mould of the utility model；

Fig. 5 is the schematic diagram of the locked mode of the utility model；

Fig. 6 is the partial enlarged drawing of the locked mode of the utility model.

Accompanying drawing identifier declaration：

1- direct press type Jet forming machines, 11- brother's woods posts, 12- fixes die wall, and the movable die walls of 13-, 14- mode locking cylinders, 15- is fast Fast oil cylinder, 151- cylinder bodies, 152- piston rods, 2- boards, 21- die walls, 211- fixes die wall, the movable die walls of 212-, 22- brother woodss Post, 221- piston rods, 23- mode locking cylinders, 231- cylinder bodies, 232- pistons, 233- convexs seat, 2331- grooves, 24- asphalt channels, 25- sliding blocks, 26- elastic components, 3- Quick cylinders, the grease chambers of A- first, A1- oilers, the grease chambers of B- second, B1- oil-outs, C- is opened Close space, C1- pressure ends, C2- blind ends, P- pressure.

Embodiment

As in Figure 2-4, the locked mode pressing mechanism of a kind of ejaculator, including a board 2, the die wall 21 on board 2 And Quick cylinder 3, the die wall 21 comprising one fix the movable die wall 212 of die wall 211 and one；Plural number branch is arranged in movable die wall Taxi driver brother woods post 22 between 212 and fixed die wall 211, and combine a piston 232, convex seat 233 and one in one end of brother woods post 22 Cylinder body 231 is to constitute a mode locking cylinder 23, and the cylinder body 231 of the mode locking cylinder 23 is locked on die wall 21, and the present embodiment is that locking exists On movable die wall 212, cylinder body 231 is divided into the first grease chamber A and the second grease chamber B, the first grease chamber A by the piston 232 of the mode locking cylinder 23 And with oiler an A1, the second grease chamber B and with an oil-out B1, one end of the song woods post 22 forms a piston rod 221, living Stopper rod 221 is arranged a piston 232 and fixed by the locking of convex seat 233, and an oil is formed between piston 232 and convex seat 233 Paths 24, and space C is opened and closed in forming one on asphalt channel 24, opening and closing space C has pressure end C1 and blind end C2, and is opening Close and a movable elastic component 26 of sliding block 25 and one is provided with the C of space, the elastic component 26 is the groove for being fixed on convex seat 233 On 2331, the Quick cylinder 3 can make the movable fixed displacement of die wall 211 of the correspondence of die wall 212 and carry out matched moulds and die sinking action.

As shown in Figure 3,4, it is that movable die wall 212 is driven by Quick cylinder 3 when ejaculator carries out open and close mould start Move, now, the moulding oil in the grease chamber A of mode locking cylinder 23 first and the second grease chamber B carried out because of piston 232 it is reciprocating push motion, by The pressure P of the elastic force of elastic component 26 is not applied more than in the moulding oil from pressure end C1, therefore sliding block 25 fails to seal blind end C2 Close, and make asphalt channel 24 that insertion situation is presented, and the first grease chamber A is recyclable flowing with the second grease chamber B moulding oil, also It is that, when Quick cylinder 3 is doing the action of open and close mould, the motion of piston 232 in mode locking cylinder 23 can't increase Quick cylinder 3 Burden, and have influence on the speed of open and close mould.

As shown in Figure 5,6, needed after Quick cylinder 3 drives movable die wall 212 to be closed with the mould 4 on fixed die wall 211 Increase clamp force, now, pressure is applied from the first grease chamber A oiler A1, because the pressure P for applying moulding oil is more than elastic component 26 elastic force, the P pushing therefore sliding block 25 is under pressure and opening and closing in the C of space toward blind end C2 movement, and then by asphalt channel 24 closings, and continu to press P now, because asphalt channel 24 has been closed, therefore can produce an anti-work in the first grease chamber A Firmly in mode locking cylinder 23, increasing locked mode strength by this reaction force, and reach required locked mode pressure effect.

It is described above, only it is preferred embodiment of the present utility model, not to limit the utility model, thus it is every Any modification, equivalent substitution and improvements actually made according to technology of the present utility model to above example etc., still fall within this In the range of utility model technical scheme.

Claims (5)

1. a kind of locked mode pressing mechanism of ejaculator, it is characterised in that：Including

One board and at least two die walls on board, the die wall include one and fix die wall and a movable die wall；

A plurality of to be arranged in taxi driver brother's woods post between movable die wall and fixed die wall, one end of Suo Shugelin posts is provided with a mode locking cylinder, The mode locking cylinder includes cylinder body, piston and convex seat, and the cylinder body locking is on die wall, and the cylinder body has an oil inlet With an oil-out, an asphalt channel is formed between the piston and convex seat, the asphalt channel can be in asphalt channel with one The sliding block of interior movement, the convex seat is provided with an elastic component；

At least one is used to make the movable fixed die wall displacement of die wall correspondence and carry out the Quick cylinder that matched moulds and die sinking are acted.

2. the locked mode pressing mechanism of ejaculator according to claim 1, it is characterised in that：Have one on the asphalt channel Space is opened and closed, the keying space has blind end and pressure end.

3. the locked mode pressing mechanism of ejaculator according to claim 2, it is characterised in that：The sliding block and elastic component are all provided with Put and opening and closing in space.

4. the locked mode pressing mechanism of ejaculator according to claim 3, it is characterised in that：The convex seat tool has one to be used for The groove of fixed elastic component.

5. the locked mode pressing mechanism of ejaculator according to claim 4, it is characterised in that：The elastic component is spring.