CN102527992B

CN102527992B - Automatic member withdrawing device of mould

Info

Publication number: CN102527992B
Application number: CN 201210052114
Authority: CN
Inventors: 汪守峰; 韦青松; 张小军; 郑志鹏
Original assignee: Hefei Kaibang Motor Co Ltd
Current assignee: Hefei Kaibang Motor Co Ltd
Priority date: 2012-03-02
Filing date: 2012-03-02
Publication date: 2013-10-23
Anticipated expiration: 2032-03-02
Also published as: CN102527992A

Abstract

The invention belongs to the field of application of a mechanical automatic technology, and particularly discloses an automatic member withdrawing device of a mould. The automatic member withdrawing device comprises a tray unit, a guide unit and a driving unit, wherein the tray unit is used for receiving a member; the guide unit is used for guiding action direction of the tray unit; the driving unit is used for pushing the tray unit to do reciprocating linear motion along the guide direction of the guide unit and has two position states; and one of the position states is that the tray unit ispushed to advance to a predetermined falling path of a workpiece along the guide unit, and the other position state is that the tray unit is driven to be returned to an initial position after member receiving action is finished. The automatic member withdrawing device can automatically probe into a machine to perform member withdrawing operation; after the member is withdrawn, the workpiece in the tray unit is transferred manually after being withdrawn; the automatic member withdrawing device has a simple integral structure and is convenient and fast to operate; operating personnel do not need to repeatedly enter the machine to receive the member, so that potential safety hazard caused thereby is avoided; the operation safety of the automatic member withdrawing device is greatly guaranteed; and the automatic member withdrawing device has high working efficiency and is reliable and stable in equipment work.

Description

A kind of automatic member withdrawing device of mould

Technical field

The invention belongs to the mechanical automation technical applications, be specifically related to a kind of automatic member withdrawing device of mould for taking out the apparatus for cast-aluminium rotor of electric machine die casting.

Background technology

At present in using cold chamber die casting machined rotor process, the staff will treat that the die casting rotor is put into die casting machine and operated die casting machine and carry out the cast aluminium operation, the die casting ejecting mechanism is about to the rotor that die casting finishes and ejects in mould after finishing, and finally enters the pickup operation.In the existing pickup method, when the first ejects in the mould when rotor, rely on artificial hand-held pallet to reach in the mould that is opening and catches rotor, often have following defective: at first, the operation beat is long, all needs manually-operated, inefficiency at every turn; Secondly, each rotor is die casting, weight is larger, and each operating personnel also need extend arm and will connect dish and probe into and carry out pickup in the die casting machine, and extremely heavy to body burden, labour intensity is large, simultaneously, the processing temperature that rotor behind the cast aluminium itself is remaining is higher, causes the operating area temperature high, and this brings difficulty all for staff's practical operation; At last, carry out the pickup operation in the die casting machine owing to all rely on manually to probe at every turn, security is low, industrial accident very easily occurs, and these all are that the staff brings very big puzzlement.Also some pickup method is at present, after it carries out the cast aluminium operation, relies on mold ejection mechanism directly to eject and make rotor to fall to die casting machine bottom collecting region; Yet because quality of die casting own is larger, and the rotor aluminium ring quality after the die casting is softer, and its rotor is out of shape easily through falling rear surface aluminium ring, causes its yield rate extremely low, has affected greatly the actual product quality.

Summary of the invention

The purpose of this invention is to provide a kind of automatic member withdrawing device of mould simple in structure, its high efficiency and safe.

For achieving the above object, the present invention has adopted following technical scheme: a kind of automatic member withdrawing device of mould, comprise for the tray unit of fitting and the pilot unit that is used for guiding tray unit direction of action, described pick-off unit also comprises the driver element that does reciprocating linear motion for pushing the guide direction of tray unit along pilot unit, described driver element has two kinds of location status, one of them marches to the predetermined descent path place of workpiece for pushing tray unit along pilot unit, and another location status is that the above-mentioned fitting action rear drive tray unit that finishes returns back to initial position.

Major advantage of the present invention is: adopt the mechanization pickup, after the machine die sinking, the present invention can automatically probe into and carry out the pickup operation in the machine, after it takes out again manually to its tray unit in workpiece shift and get final product, overall structure is simple and convenient to operation, operating personnel need not to repeat to enter the machine intimate fitting, have stopped the thus generation of the potential safety hazard of initiation, and its processing safety is greatly ensured; Simultaneously, use the mechanization pickup owing to having abandoned traditional artificial fitting operation, thereby can replace manually realizing that it works continuously, obviously higher than its operating efficiency of traditional approach, the equipment reliable and stable work.

Description of drawings

Fig. 1 and Fig. 3 are pickup state work schematic diagrames of the present invention;

Fig. 2 is the I part partial enlarged drawing of Fig. 1;

Fig. 4 is the structural representation under the pickup state of the present invention;

Fig. 5-the 6th, the schematic diagram of working under the initial position state of the present invention;

Fig. 7 is the II part partial enlarged drawing of Fig. 6;

Fig. 8 is the structural representation under the initial position state of the present invention.

The specific embodiment

A kind of automatic member withdrawing device of mould, comprise for the tray unit 10 of fitting and the pilot unit 20 that is used for guiding tray unit 10 direction of action, described pick-off unit also comprises the driver element that does reciprocating linear motion for pushing the guide direction of tray unit 10 along pilot unit 20, described driver element has two kinds of location status, one of them marches to the predetermined descent path place of workpiece for pushing tray unit 10 along pilot unit 20, another location status is that the above-mentioned fitting action rear drive tray unit 10 that finishes returns back to initial position, and is actual shown in Fig. 1-8.

Its concrete structure is shown in Fig. 1-8, the real work flow process is: when the present invention is in initial position and also is Fig. 5-8 place reset condition, be between the path of motion of its tray unit 10 and die casting machine module and dodge the position, at this moment, close dynamic model piece a and carry out workpiece die casting operation of die casting machine, when die casting is finished, die casting machine dynamic model piece a opens, driver element pushes tray unit 10 and marches to the predetermined descent path place of workpiece along pilot unit 20, the die casting ejecting mechanism is about to eject in the rotor slave module a that die casting finishes, finally fall in the tray unit 10, after tray unit 10 is finished the fitting operation, driver element again starts and drives tray unit 10 and returns back to initial position, specifically shown in Fig. 1-4.The present invention adopts above-mentioned mechanization pickup, and operating personnel only need manually shift its tray unit 10 interior workpiece after it takes out workpiece again and get final product, and operating personnel's labour intensity is greatly reduced, and is obviously higher than its operating efficiency of traditional approach; Its overall structure is simple and convenient to operation, and operating personnel need not to repeat to enter the machine intimate fitting, has also stopped the thus generation of the potential safety hazard of initiation, and its processing safety is greatly ensured especially.

Further preferred version as this reality invention: described pick-off unit comprises orders about that tray unit 10 rotates and the position-limiting unit of location action, consists of between described tray unit 10 and driver element to cooperate turnably.Adopt after the said structure, machine die sinking and the present invention automatically probe into carry out the pickup operation in the machine after, only need by Rotary tray unit 10, thereby make its workpiece landing that originally is positioned at tray unit 10 put the place in predetermined collection, rotate again afterwards the also fixed tray unit 10 that resets, can its pickup of complete realization operate, manually its tray unit 10 interior workpiece are shifted than original need, it is simple in structure and more practical, uses also more convenient.

Further, for specializing the spacing operation that realizes above-mentioned position-limiting unit: such as Fig. 4 and Fig. 6 and shown in Figure 8, consisting of hinge-type between described tray unit 10 and driver element cooperates, its hinged limit is positioned at the front position place of its direct of travel on the tray unit 10, simultaneously, shown in Fig. 6-7, described position-limiting unit comprises for the limiting section 40 that limits tray unit 10 folding angles of inclination, described limiting section 40 is positioned at the lower position of tray unit 10 all the time, described position-limiting unit also comprises for holder bracketing dish unit 10 and makes it be horizontally disposed bracket part 70, described bracket part 70 is positioned on the travel path of tray unit 10, and it highly is lower than its hinged limit height and is higher than its limiting section 40 and highly arranges.In other words, when the present invention was in as shown in Figure 8 reset condition, because the existence of limiting section 40, its tray unit 10 was able to all the time to tilt with as shown in Figure 8 certain folding angle; Its molar behavior state is as described below:

(a), when the present invention is moved to pickup position as shown in Figure 4 by its initial position shown in Figure 8, because the actual height of bracket part 70 is between the height of tray unit 10 and limiting section 40, when tray unit 10 is advanced gradually, bracket part 70 is streaked and finally and between the bottom of tray unit 10 is interfered in the place, summary below on tray unit 10 hinged limits, and be in hinged hinge-type mated condition between tray unit 10 itself and driver element, that is to say, when above-mentioned interference occured, bracket part 70 oppositely promoted tray unit 10 and it is produced along lifting work on its hinged limit;

(b), tray unit 10 continues to advance and simultaneously constantly lifting under the effect of bracket part 70, finally place level or near level, this moment, its position also just was positioned at the descent path place of workpiece, like this, workpiece falls under its mold ejection mechanism effect and is fallen stably on the card of tray unit 10;

(c), finish the operation of above-mentioned fitting after, tray unit 10 bounces back under the driver element effect, simultaneously tray unit 10 beginnings trend towards gradually and 70 of bracket part break away from, under action of gravitation, the card of tray unit 10 occur along the drop action on its hinged limit and all the time and 70 of bracket part be in fit-state, the workpiece that is positioned at this moment on the tray unit 10 begins to occur preliminary sliding phenomenon owing to the inclination of tray unit 10 cards;

(d), after tray unit 10 bounces back to certain distance, its card is because the existence of limiting section 40 and finally be constant at its initial folding angle of inclination, workpiece generation landing phenomenon also finally leaves in the predetermined collection of the dish mouth indication of tray unit 10 and puts the place; Tray unit 10 is in continuing retraction process, and 70 of its card and bracket part break away from, and tray unit 10 finally bounces back to initial position, thereby finishes whole workflow.

The present invention in actual use, its bracket part 70 can be preferably the bottom lead of die casting machine dynamic model piece, described limiting section 40 is the Horizontal limiting pin, described limiting section 40 is arranged in the opposite side position of the relative die casting machine dynamic model piece of pilot unit 20.Like this, on the one hand can need not to make specially bracket part 70 when its integral manufacturing, the height that only need make its tray unit 10 gets final product a little more than the bottom lead of die casting machine dynamic model piece, and overall structure is more simple and practical; On the other hand, limiting section 40 is positioned at the opposite side position, also avoid contingent interfering with die casting machine dynamic model interblock when reality is used and affected its normal use, its limiting section concrete structure and shape can be with reference to shown in Fig. 3 and Fig. 6-7, more can adopt not isostructure according to field condition flexibly during actual the use, only need to realize that its limit function gets final product, just give unnecessary details no longer one by one herein.

Further, shown in Fig. 1-8, described tray unit 10 is the hopper shape, its hopper port is positioned at the other end position on its hinged limit, horizontally disposed and vertical its direct of travel setting of its length direction in its hinged limit, when reality is used, can be with reference to shown in Fig. 6-7, the setting of trying to get to the heart of a matter of its tray unit 10 is " V " character form structure of being convenient to blanking, and the bottom of its " V " character form structure presents the transition of curved arc shape, as shown in Figure 7, thereby for the normal blanking operation of workpiece provides Reliable guarantee, during actual fabrication, can arrange the planar portions c that cooperates with limiting section 40 and bracket part 70 respectively in its " V " character form structure both sides, d is to guarantee the fiting effect between its each person; In addition, for guaranteeing effective landing angle of workpiece, avoid workpiece owing to the too small or excessive workpiece that causes in tray unit 10 inclinations angle does not produce slippage or the too fast impingement phenomenon that produces of sliding velocity, limiting tray unit 10 maximum inclination angles herein is 15 degree.

Further, the structure of driver element is done following restriction herein: such as Fig. 2 and shown in Figure 5, described driver element comprises power source 31 and connects power source 31 and the pitman arm 32 of 10 of tray units, described power source 31 drives pitman arm 32 and does reciprocating linear motion, L-shaped and its its direct of travel setting of " L " shape formation plane parallel of described pitman arm 32 profiles, vertical section of its " L " shape is fixed on power source 31 outputs, the end position place of its flat segments is forked level and postpones forward and consist of tuning fork-like structure 32a, the card profile of described tray unit 10 and tuning fork-like structure 32a enclose the region shape that forms and match, and the top ends of tuning fork-like structure 32a consists of hinge-type with 10 of tray units and cooperates.Why " L " shape pitman arm 32 is set, and is in order to guarantee the structural compactness of integral body of the present invention on tray unit 10 direct of travels, to guarantee minimizing of its occupied ground; Because consisting of hinge-type with the hinged limit of tray unit 10, the top of tuning fork-like structure 32a cooperates, the card profile of while tray unit 10 and tuning fork-like structure 32a enclose the region shape that forms and match, when tray unit 10 is horizontal, the material mouth place of tray unit 10 supports the boundling end of synaeresis prong like 32a naturally, thereby the whole tray type structure that consists of closed of the card that guarantees tray unit 10, to guarantee when the blanking not and can because the workpiece phenomenon that skids off tray unit 10 that causes of rolling occurs, guarantee normally carrying out of blanking; For guaranteeing the horizontal level constancy of tray unit 10 cards, can in its tuning fork-like structure 32a boundling end inboard gear block b be set as shown in Figure 7, thereby under the synergy of bracket part 70 and gear block b the locus of stable tray unit 10.

For further guaranteeing structural compactness of the present invention, such as Fig. 4 and shown in Figure 8, described power source 31 is Rodless cylinder, and described limiting section 40 is fixed in the side yoke place of the tuning fork-like structure 32a on the pitman arm 32; Speed control valve can be set during practical operation transfer, with the convenient speed of service of setting according to actual needs power source 31.

Further, such as Fig. 2, Fig. 4 and shown in Figure 8, described driver element also comprises the transition block 33 for 20 of vertical section of pitman arm 32 and pilot units, it is block that described transition block 33 is the four directions, the one lateral plates is fixed on the vertical section plate face of pitman arm 32, offer the pilot hole 33a that passes for pilot unit 20 on its plate body, simultaneously, described pilot unit 20 comprises two guide posts that be arranged in parallel, to guarantee stability and the accuracy of tray unit 10 direct of travels, consist of guide tracked the cooperation between pilot hole 33a and guide post, can consider in pilot hole 33a, to arrange linear ball bearing during actual the use, cooperate thereby its rail state is changed to roller, thereby effectively reduce its coefficient of friction, be conducive to increase its service life.

Further, described pilot unit 20 is arranged on the Working gantry 50, described Working gantry 50 is the square frame shape and the transition block 33 predetermined stroke two ends place of being positioned at thereon is provided with the

limit sensors

51,52 that is connected with die casting machine control system device, thereby guarantees that the present invention cooperates with reliable tacit agreement between die casting machine.

Further, for realizing the accurate adjusting of tray unit 10 relative workpiece descent path of the present invention, as shown in Figure 2, offer mounting hole 33b along vertical on the described

transition block

33,33 bolts of described pitman arm 32 and transition block are connected, simultaneously, such as Fig. 4 and shown in Figure 8, described pick-off unit also comprises the fixed mount 60 for steady job stand 50, fixed mount 60 profiles are frame-like, it is positioned on the horizontal frame of locating the top position and is provided with kidney-shaped installing hole 61 along its length direction, and the place of being mated of described Working gantry 50 upper frames is correspondingly provided with bolt hole, and 60 of described Working gantry 50 and fixed mounts consist of bolt and be connected.Like this, regard the whole X of formation of above-mentioned each kidney-shaped adjustment hole, Z axis distribution as, and the action formation Y-axis of advancing and bounce back of tray unit 10 distributes, thereby finally realize the spatially adjusting of arbitrfary point of tray unit 10; Can't satisfy actual institute when tray unit 10 positions and take, only need to realize the accurately and reliably adjusting of its integral position by regulating above-mentioned each kidney-shaped adjustment hole.

The present invention both can use the automatic part picking operation when making and operate, certainly also can use artificial or semi-automatic pickup operation, decided on concrete producer actual conditions; Be described as follows below in conjunction with Fig. 1-8 pair of overall workflow of the present invention:

(1), function button of the present invention is chosen as the automatic part picking state, after the die casting machine energising starts, controlling magnetic valve of the present invention gets electric, magnetic valve is opened, power source 31 driving tray unit 10 under the effect of Compressed Gas automatically resets to the home position away from die casting machine, this moment, limit sensors 51 fed back to the interior programmable logic controller (PLC) (hereinafter to be referred as PLC) of die casting machine control system device to the reset signal of tray unit 10, and its specific works state is shown in Fig. 5-8;

(2), as shown in Figure 6, die casting machine injection is finished, moving platen a die sinking puts in place, the movable die plate of die casting machine sensor arrives PLC to the signal feedback that puts in place, PLC obtains die sinking and puts in place behind the signal, sends magnetic valve commutation operating instruction, at this moment, under compressed-air actuated effect, power source 31 driving tray unit 10 begin to advance;

(3), after tray unit 10 operation puts in place, limit sensors 52 obtains the signal that puts in place, its signal feedback is to PLC, PLC sends product extrusion instruction, simultaneously its internal clocking instruction begins timing;

(4), product ejected and dropped in die cavity in the tray unit 10, simultaneously timing stops, PLC sends the magnetic valve commutation signal, tray unit 10 returns to the home position, limit sensors 51 feeds back to PLC to reset signal, the workpiece fitting is finished;

(5), die casting machine again matched moulds begin product die casting, so repeatedly, can stopping alarm when each induction part is made mistakes or error occurred, die casting machine man-machine interface display alarm code then simultaneously.

Claims

1. automatic member withdrawing device of mould, it is characterized in that: comprise the tray unit (10) for fitting and the pilot unit (20) that is used for guiding tray unit (10) direction of action, described pick-off unit also comprises the driver element that does reciprocating linear motion for pushing the guide direction of tray unit (10) along pilot unit (20), described driver element has two kinds of location status, one of them marches to the predetermined descent path place of workpiece for pushing tray unit (10) along pilot unit (20), and another location status is that the above-mentioned fitting action rear drive tray unit (10) that finishes returns back to initial position;

Described pick-off unit comprises orders about that tray unit (10) rotates and the position-limiting unit of location action, consists of between described tray unit (10) and driver element to cooperate turnably;

Consisting of hinge-type between described tray unit (10) and driver element cooperates, its hinged limit is positioned at the front position place of its direct of travel on the tray unit (10), described position-limiting unit comprises for the limiting section (40) that limits tray unit (10) folding angle of inclination, described limiting section (40) is positioned at the lower position of tray unit (10) all the time, described position-limiting unit also comprises for holder bracketing dish unit (10) and makes it be horizontally disposed bracket part (70), described bracket part (70) is positioned on the travel path of tray unit (10), and it highly is lower than its hinged limit height and is higher than its limiting section (40) and highly arranges.

2. pick-off unit according to claim 1, it is characterized in that: described bracket part (70) is the bottom lead of die casting machine dynamic model piece, described limiting section (40) is the Horizontal limiting pin, and described limiting section (40) is arranged in the opposite side position of the relative die casting machine dynamic model piece of pilot unit (20).

3. pick-off unit according to claim 1 and 2, it is characterized in that: described tray unit (10) is the hopper shape, its hopper port is positioned at the other end position on its hinged limit, horizontally disposed and vertical its direct of travel setting of its length direction in its hinged limit, described tray unit (10) maximum inclination angle is 15 degree.

4. pick-off unit according to claim 1 and 2, it is characterized in that: described driver element comprises the pitman arm (32) between power source (31) and connection power source (31) and tray unit (10), described power source (31) drives pitman arm (32) and does reciprocating linear motion, L-shaped and its its direct of travel setting of " L " shape formation plane parallel of described pitman arm (32) profile, vertical section of its " L " shape is fixed on power source (31) output, the end position place of its flat segments is forked level and postpones forward and consist of tuning fork-like structure (32a), the card profile of described tray unit (10) and tuning fork-like structure (32a) region shape that forms that encloses match, and consist of hinge-type between the top ends of tuning fork-like structure (32a) and tray unit (10) and cooperate.

5. pick-off unit according to claim 4, it is characterized in that: described power source (31) is Rodless cylinder, and described limiting section (40) is fixed in a side yoke place of the tuning fork-like structure (32a) on the pitman arm (32).

6. pick-off unit according to claim 5, it is characterized in that: described driver element also comprises for the transition block (33) between vertical section of pitman arm (32) and pilot unit (20), it is block that described transition block (33) is the four directions, the one lateral plates is fixed on the vertical section plate face of pitman arm (32), offer the pilot hole (33a) that passes for pilot unit (20) on its plate body, described pilot unit (20) comprises two guide posts that be arranged in parallel, consists of guide tracked the cooperation between described pilot hole (33a) and guide post.

7. pick-off unit according to claim 6, it is characterized in that: described pilot unit (20) is arranged on the Working gantry (50), and described Working gantry (50) is the square frame shape and the place, transition block (33) predetermined stroke two ends that is positioned at thereon is provided with the limit sensors (51,52) that is connected with die casting machine control system device.

8. pick-off unit according to claim 7, it is characterized in that: described transition block (33) is upper to offer mounting hole (33b) along vertical, bolt is connected between described pitman arm (32) and transition block (33), described pick-off unit also comprises for the fixed mount of steady job stand (50) (60), fixed mount (60) profile is frame-like, it is positioned on the horizontal frame of locating the top position and is provided with kidney-shaped installing hole (61) along its length direction, the place of being mated of described Working gantry (50) upper frame is correspondingly provided with bolt hole, consists of bolt between described Working gantry (50) and fixed mount (60) and is connected.