CN114226656A - Quick die change duplex position core shooting machine - Google Patents

Abstract

One or more embodiments of the present disclosure provide a quick die change double-station core shooter, after a core box is clamped by a machine plate, a first cylinder drives a hook claw to move close to each other in a kidney-shaped through hole to one side of the core box, so as to achieve the effects of quick clamping and quick detachment between the core box and the machine plate, for the core box requiring screw fixation, a screw penetrates through the kidney-shaped through hole to match with a threaded hole on the core box to complete fixation, for the core box which cannot be fixed by the hook claw and the screw, a T-shaped bolt is inserted into a T-shaped groove, a clamping block is installed on the T-shaped bolt, the core box is fixed by one end of the clamping block, a gasket is arranged at the other end of the clamping block, so that the clamping block is kept in a horizontal state to clamp different core boxes, thereby solving the problem of fixing the core box by the machine plate through the screw, which is not only very tedious in operation, the time and the labor are consumed, the universality is not high, and the working efficiency is low.

Description

Quick die change duplex position core shooting machine

Technical Field

One or more embodiments of the present specification relate to core shooter spare part technical field, especially relate to a quick die change duplex position core shooter.

Background

The core shooter is a device that uses compressed air to uniformly inject the molding sand into the flask for pre-compaction, and then applies pressure to compact the molding sand. The common injection molding machine has a vertical parting flaskless injection molding machine and a horizontal parting flaskless injection molding machine.

The general core shooting machine needs to position and clamp a core box before shooting sand, the sand shooting port is prevented from not being butted with a sand inlet of the core box, sand materials are enabled to fall, cost waste is caused, the general core box is positioned and clamped, the core box is pushed and clamped towards the middle by machine plates on two sides of a sand shooting station, screws are utilized to penetrate through the machine plates and corresponding threaded holes in the core box to be matched and locked, different core boxes are different in threaded hole positions, the corresponding machine plates are different, and the machine plates need to be frequently replaced.

Disclosure of Invention

In view of this, an object of one or more embodiments of the present disclosure is to provide a quick die change double-station core shooter, so as to solve the problem of low working efficiency caused by complicated operation, time and labor consumption, and low versatility when a core box is fixed by a machine plate through a screw.

In view of the above, one or more embodiments of the present specification provide a quick die change double-station core shooter, including: erection bracing frame, its bottom is equipped with a plurality of and penetrates the sand station, every penetrate and all be equipped with the quick-witted board of two relative settings on the sand station, every all be equipped with four horizontal evenly distributed's waist shape through-hole on the quick-witted board, every all wear to be equipped with the hook in the waist shape through-hole, two one side that the quick-witted board is close to each other all is equipped with four locating plates, every the locating plate all with one the hook is articulated, every the locating plate all with the connection can be dismantled to the machine board, every the machine board is kept away from one side of locating plate all is equipped with two horizontal symmetric distribution's first cylinder, every the both ends of first cylinder all with one the hook is articulated, every all be equipped with T type recess in the waist shape through-hole, every T type recess is close to one side of locating plate with the machine board intercommunication, every the one end of T type recess is followed waist shape through-hole length direction outwards extend with the machine board intercommunication.

Preferably, one end of the claw, which is far away from the first cylinder, is provided with a sleeve block, a bolt penetrates through the sleeve block, and the sleeve block is in threaded connection with the bolt.

Preferably, one side of the machine plate, which is far away from the first cylinder, is provided with two rectangular grooves which are arranged in a vertical cross manner, and each rectangular groove is positioned between the two kidney-shaped through holes.

Preferably, the quantity of shooting the sand station is two, two the sand shooting station is close to two each other the machine board all is fixed to be set up on the erection bracing frame, two the sand shooting station is two of keeping away from each other the machine board with all be equipped with the driving piece between the erection bracing frame, the driving piece includes:

the fixing plate is arranged on the mounting support frame;

the second cylinder is arranged on one side, away from the machine plate, of the fixed plate, the output shaft of the second cylinder penetrates through the fixed plate and is fixedly connected with the machine plate, four first guide rods are uniformly distributed on the periphery of the second cylinder, one end of each first guide rod is arranged on the fixed plate in a penetrating mode, and the other end of each first guide rod is fixedly connected with the machine plate.

Preferably, the bottom of quick-witted board is equipped with two evenly distributed's first pulley, the bottom of first pulley is equipped with the backup pad, the backup pad with erection bracing frame fixed connection, just be equipped with in the backup pad two and all first guide rail of first pulley one-to-one, every first pulley is all caved in and is established on the first guide rail.

Preferably, a dust collector is arranged between the two sand shooting stations, two first mounting plates are arranged at the top of the dust collector, each first mounting plate is located at one position close to the machine plate, a third cylinder is arranged at one side, close to each other, of each first mounting plate, an output shaft of each third cylinder penetrates through the first mounting plates, a push plate is arranged at one side, far away from the third cylinder, of each first mounting plate, each push plate is in transmission connection with an output shaft of one third cylinder, a dust collection head is arranged on each push plate, and a discharge port of each dust collection head is communicated with the dust collector, and two second guide rods are uniformly distributed around the third cylinder, one end of each second guide rod penetrates through the first mounting plate, and the other end of each second guide rod is fixedly connected with the push plate.

Preferably, the bottom of dust absorption head is equipped with the shovel to one side, the shovel is kept away from to one side one department of push pedal is equipped with the steel brush, just the steel brush is established to one side the bottom of dust absorption head.

Preferably, the side of dust catcher all is equipped with two fourth cylinders, every the one end of fourth cylinder all with erection bracing frame is articulated, every the other end of fourth cylinder all with the place that the machine plate is close to the top is articulated, the machine plate is close to the hinge of bottom and is equipped with the fixing base, just the fixing base sets up on the erection bracing board.

Preferably, a mold conveying frame is arranged in the middle of the sand shooting station, a mounting platform is arranged at the top of the mold conveying frame, four second pulleys which are uniformly distributed are arranged at the top of the mounting platform, each second pulley is inserted into the top of the mold conveying frame and can move randomly along the length direction of the mold conveying frame, a sliding table is arranged at the top of the mounting platform, two second guide rails which are arranged in parallel are arranged between the sliding table and the mounting platform, each second guide rail is fixed on the mounting platform, two ends of each second guide rail are respectively close to one machine plate, at least one sliding block is arranged on each second guide rail, each sliding block is fixedly connected with the bottom of the sliding table, a jack is arranged in the middle of the sliding table, a mold carrying plate is fixedly arranged at the top of the jack, and at least four third guide rods are arranged around the jack, one end of each third guide rod is fixedly connected with the loading template, and the other end of each third guide rod penetrates through the sliding table.

Preferably, send the mould frame to be close to erection bracing frame's one end has erect the fifth cylinder, connect on the output shaft of fifth cylinder and be equipped with vertical ground second mounting panel, the second mounting panel is located send the mould frame to be close to an inside department of erection bracing frame, just be equipped with at least three evenly distributed's double-end gas blow pipe on the second mounting panel, every the one end of double-end gas blow pipe all is close to one the machine board sets up.

From the above, it can be seen that in the rapid die change double-station core shooter provided in one or more embodiments of the present specification, after a core box is clamped by a machine plate, a first cylinder drives hooks to move close to each other in a kidney-shaped through hole to one side of the clamped core box, so as to achieve the effects of rapid clamping and rapid disassembly between the core box and the machine plate, by arranging the kidney-shaped through hole, for the core box needing screw fixation, fixing is completed by passing a screw through the kidney-shaped through hole to match with a threaded hole on the core box, by arranging a T-shaped groove in the kidney-shaped through hole, for the core box which cannot be fixed by the hooks and the screw, by inserting the T-shaped bolt into the T-shaped groove, by installing a clamping block on the T-shaped bolt, fixing the core box by one end of the clamping block, and by arranging a gasket on the other end of the clamping block, the clamping block is kept clamped in a horizontal state, so that the machine plate can be clamped for different core boxes, the problem of the quick-witted board pass through the mode of screw fixation core box, not only the operation is very loaded down with trivial details, consuming time and wasting force, the commonality is not high moreover, leads to work efficiency low is solved.

Drawings

In order to more clearly illustrate one or more embodiments or prior art solutions of the present specification, the drawings that are needed in the description of the embodiments or prior art will be briefly described below, and it is obvious that the drawings in the following description are only one or more embodiments of the present specification, and that other drawings may be obtained by those skilled in the art without inventive effort from these drawings.

FIG. 1 is a schematic view of a first perspective view of a plate according to one or more embodiments of the present disclosure;

FIG. 2 is a second perspective view of a plate according to one or more embodiments of the present disclosure;

FIG. 3 is a schematic overall plan view of one or more embodiments of the present disclosure;

FIG. 4 is an enlarged schematic view of FIG. 3 at A in accordance with one or more embodiments of the present disclosure;

FIG. 5 is a side plan view of a cleaning head according to one or more embodiments of the present disclosure;

fig. 6 is an enlarged structural schematic diagram at B of fig. 3 in one or more embodiments of the present disclosure.

The reference numbers in the figures are:

1. mounting a support frame; 2. a sand shooting station; 3. a machine plate; 4. a kidney-shaped through hole; 5. a hook claw; 6. positioning a plate; 7. a first cylinder; 8. a T-shaped groove; 9. sleeving blocks; 10. a bolt; 11. a rectangular groove; 12. A fixing plate; 13. a second cylinder; 14. a first guide bar; 15. a first pulley; 16. a support plate; 17. A first guide rail; 18. a vacuum cleaner; 19. a first mounting plate; 20. a third cylinder; 21. pushing the plate; 22. A dust collection head; 23. a second guide bar; 24. obliquely shoveling; 25. a steel brush; 26. a fourth cylinder; 27. a fixed seat; 28. a mold feeding frame; 29. mounting a platform; 30. a second pulley; 31. a sliding table; 32. a second guide rail; 33. a slider; 34. a jack; 35. carrying a template; 36. a third guide bar; 37. a fifth cylinder; 38. A second mounting plate; 39. a double-ended blowing pipe.

Detailed Description

To make the objects, technical solutions and advantages of the present disclosure more apparent, the present disclosure is further described in detail below with reference to specific embodiments.

It is to be noted that unless otherwise defined, technical or scientific terms used in one or more embodiments of the present specification should have the ordinary meaning as understood by those of ordinary skill in the art to which this disclosure belongs. The use of "first," "second," and similar terms in one or more embodiments of the specification is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

Referring to fig. 1 to 6, a fast die-changing double-station core shooter includes: the mounting and supporting frame 1 is provided with a plurality of sand shooting stations 2 at the bottom, each sand shooting station 2 is provided with two opposite machine plates 3, each machine plate 3 is provided with four waist-shaped through holes 4 which are uniformly distributed in the transverse direction, each waist-shaped through hole 4 is penetrated with a hook 5, one side of each machine plate 3 which is close to each other is provided with four positioning plates 6, each positioning plate 6 is hinged with one hook 5, each positioning plate 6 is detachably connected with the machine plate 3, one side of each machine plate 3 which is far away from the positioning plate 6 is provided with two first air cylinders 7 which are symmetrically distributed in the transverse direction, two ends of each first air cylinder 7 are hinged with one hook 5, each waist-shaped through hole 4 is provided with a T-shaped groove 8, one side of each T-shaped groove 8 which is close to the positioning plate 6 is communicated with the machine plate 3, one end of each T-shaped groove 8 extends outwards along the length direction of the kidney-shaped through hole 4 and is communicated with the machine plate 3.

After a core box is clamped by a machine plate 3, a hook claw 5 is driven by a first cylinder 7 to mutually approach and move to one side of the clamping core box in a waist-shaped through hole 4, so that the effects of fast clamping and fast dismounting are achieved between the core box and the machine plate 3, for the core box needing screw fixation, a screw penetrates through the waist-shaped through hole 4 to be matched with a threaded hole on the core box to complete fixation, a T-shaped groove 8 is arranged in the waist-shaped through hole 4, for the core box which cannot be fixed by the hook claw 5 and the screw, a T-shaped bolt is inserted into the T-shaped groove 8, a clamping block is installed on the T-shaped bolt, the core box is fixed by one end of the clamping block, a gasket is arranged at the other end of the clamping block, the clamping block is kept to be clamped in a horizontal state, so that the machine plate 3 can be clamped for different purposes, and the mode that the core box 3 is fixed by the screw is solved, not only the operation is very loaded down with trivial details, consuming time and wasting force, and the commonality is not high moreover, leads to the problem that work efficiency is low, has realized that quick-witted board 3 has multiple mode to press from both sides tight problem to different core boxes.

As an alternative embodiment, a sleeve 9 is arranged at one end of the hook 5 away from the first cylinder 7, a bolt 10 is arranged in the sleeve 9 in a penetrating manner, and the sleeve 9 is in threaded connection with the bolt 10.

Through setting up the nest block 9 on the knuckle 5, through set up bolt 10 on nest block 9 to make the knuckle 5 can adjust according to the thickness that the core box pressed from both sides tight position, solved the core box and pressed from both sides tight position thickness too high, lead to the problem that the knuckle 5 presss from both sides not tightly, realized the knuckle 5 can adjust according to the thickness that the core box pressed from both sides tight position.

As an alternative embodiment, the side of the machine plate 3 away from the first cylinder 7 is provided with two rectangular grooves 11 arranged perpendicularly and crosswise, and each rectangular groove 11 is located in the middle of two kidney-shaped through holes 4.

For example, in order to prevent the core box from being clamped untightly and sliding downwards, a limiting block needs to be installed on the core box, the limiting block is inserted into the rectangular groove 11 in the transverse position, so that the core box cannot fall off from the machine plate 3, in order to enable the core box to be located in the center of the machine plate 3, the limiting block is inserted into the rectangular groove 11 in the longitudinal position, so that the hook claw 5 is convenient for rapidly clamping the core box, the problem that the core box slides off on the machine plate 3 is solved, and the problems of limiting, skid prevention and positioning of the core box are solved.

As an optional embodiment, the number of the sand shooting stations 2 is two, two machine plates 3 of the two sand shooting stations 2 that are close to each other are both fixedly disposed on the mounting support frame 1, a driving member is disposed between the two machine plates 3 of the two sand shooting stations 2 that are far from each other and the mounting support frame 1, and the driving member includes:

the fixing plate 12 is arranged on the mounting support frame 1;

the second cylinder 13 is arranged on one side, far away from the machine plate 3, of the fixed plate 12, an output shaft of the second cylinder 13 penetrates through the fixed plate 12 and the machine plate 3, four first guide rods 14 which are uniformly distributed are arranged on the periphery of the second cylinder 13, one end of each first guide rod 14 penetrates through the fixed plate 12, and the other end of each first guide rod 14 is fixedly connected with the machine plate 3.

For example, a sand shooting single station needs two machine plates 3 to move towards the middle to clamp a core box simultaneously, where two sand shooting stations 2 are provided, the two machine plates 3 close to each other are fixed on the mounting support frame 1, the machine plates 3 on two sides are driven by the second cylinder 13 to move towards the fixed machine plates 3 to clamp the core box, so that the manufacturing cost is greatly reduced, the first guide rod 14 is arranged on the machine plates 3, the second cylinder 13 drives the machine plates 3 to move, the machine plates 3 cannot rotate and shift, the problem that each sand shooting station 2 needs two driving pieces to drive the machine plates 3 to clamp the core box is solved, the cost consumption is large, and the problem that the two sand shooting stations 2 only need two driving pieces to clamp the core box by the machine plates 3 is solved.

As an optional embodiment, the bottom of the machine plate 3 is provided with two first pulleys 15 which are uniformly distributed, the bottom of the first pulleys 15 is provided with a supporting plate 16, the supporting plate 16 is fixedly connected with the installation supporting frame 1, the supporting plate 16 is provided with two first guide rails 17 which are in one-to-one correspondence with all the first pulleys 15, and each first pulley 15 is sunk on the first guide rail 17.

For example, in order to prevent the core box from being too heavy, which causes the first guide rod 14 to be stressed too much and cause damage, the first pulley 15 is arranged below the machine plate 3, the support plate 16 is arranged on the mounting support frame 1, the first guide rail 17 is arranged on the support plate 16, and the first pulley 15 is arranged on the first guide rail 17, so that the bottom of the machine plate 3 has upward supporting force, the problem that the first guide rod 14 is stressed too much and damaged due to the overweight of the core box is solved, the problem that the upward supporting force is arranged on the bottom of the machine plate 3 and the stress of the first guide rod 14 is reduced is realized.

As an optional embodiment, a dust collector 18 is arranged in the middle of the two sand shooting stations 2, two first mounting plates 19 are arranged at the top of the dust collector 18, each first mounting plate 19 is located at a position close to the machine plate 3, third cylinders 20 are arranged at sides of the two first mounting plates 19 close to each other, an output shaft of each third cylinder 20 penetrates through the first mounting plates 19, a push plate 21 is arranged at a side of each first mounting plate 19 far away from the third cylinders 20, each push plate 21 is in transmission connection with an output shaft of one third cylinder 20, a dust collection head 22 is arranged on each push plate 21, a discharge port of each dust collection head 22 is communicated with the dust collector 18, two second guide rods 23 are uniformly distributed around the third cylinder 20, and one end of each second guide rod 23 penetrates through the first mounting plates 19, and the other end of each second guide rod 23 is fixedly connected with the push plate 21.

For example, after the core box is shot, part of sand falls at the sand inlet of the core box, which results in cost waste on one hand, and residual sand can be mixed into new sand to enter the core box, which results in product quality deterioration, the dust collector 18 is arranged between the two sand shooting stations 2, the dust collector 18 is communicated with the dust collection head 22, the third cylinder 20 drives the push plate 21 to move towards the sand inlet of the core box, the push plate 21 drives the dust collection head 22 to move towards the sand inlet of the core box, the dust collection head 22 sucks the residual sand into the dust collector 18, so that the residual sand is processed in time, and the cost waste is prevented, the second guide rod 23 is arranged on the push plate 21, so that the push plate 21 can not drive the dust collection head 22 to rotate and deviate in the moving process, the residual sand cannot be sucked, and the problem that the core box cannot be shot after the sand shooting is finished is solved, go into sand mouth department and have remaining sand material, cause the cost extravagant, and influence the problem of the quality of other sand material productions, realized in time collecting the processing to remaining sand material, avoid the extravagant problem of cost.

As an alternative embodiment, the bottom of the dust collection head 22 is provided with an inclined shovel 24, a steel brush 25 is arranged at a position of the inclined shovel 24 away from the push plate 21, and the steel brush 25 is obliquely arranged at the bottom of the dust collection head.

For example, the sand remaining at the sand inlet of the core box is usually in a solidified state under the influence of high temperature, and is difficult to be directly sucked into the dust collector 18 by using the dust collection head 22, the steel brush 25 is mounted on the dust collection head 22, the residual solidified sand is shoveled by the steel brush 25, and the crushed residual sand is centralized by the inclined shovel 24 and enters the dust collector 18 from the dust collection head 22, so that the sand inlet of the core box is quickly cleaned, the problem that the dust collection head 22 is difficult to suck the solidified residual sand into the dust collector 18 is solved, and the problem of crushing and centralized treatment of the solidified residual sand is realized.

As an optional embodiment, two fourth cylinders 26 are disposed beside the dust collector 18, one end of each fourth cylinder 26 is hinged to the mounting support frame 1, the other end of each fourth cylinder 26 is hinged to a position of the machine plate 3 near the top, a fixing seat 27 is hinged to a position of the machine plate 3 near the bottom, and the fixing seat 27 is disposed on the mounting support frame 1.

For example, after the sand is formed in the core box, the core box needs to be detached from the machine plate 3, then the core box is detached to take out the formed sand, when the same batch of sand is produced, the material taking method is time-consuming and labor-consuming, one end of the machine plate 3 is hinged to the fixed seat 27, the other end of the machine plate 3 is hinged to the fourth air cylinder 26, the core box is directly detached from the machine plate 3, the machine plate 3 is driven by the fourth air cylinder 26 to complete the overturning action on the fixed seat 27, the detached core box is driven by the machine plate 3 to overturn, the sand is stamped out of the detached core box, so that the core box does not need to be detached from the machine plate 3, the sand can be rapidly taken out, the problem that the sand needs to be detached from the machine plate 3 and is time-consuming and labor-consuming is solved, and the problem that the core box does not need to be detached from the machine plate 3 and the rapid material taking is realized.

As an optional embodiment, the middle of the sand shooting station 2 is provided with a mold conveying frame 28, the top of the mold conveying frame 28 is provided with a mounting platform 29, the top of the mounting platform 29 is provided with four second pulleys 30 which are uniformly distributed, each second pulley 30 is inserted into the top of the mold conveying frame 28 and moves along the length direction of the mold conveying frame 28 at will, the top of the mounting platform 29 is provided with a sliding table 31, two second guide rails 32 which are arranged in parallel are arranged between the sliding table 31 and the mounting platform 29, each second guide rail 32 is fixed on the mounting platform 29, two ends of each second guide rail 32 are respectively close to one of the machine plates 3, each second guide rail 32 is provided with at least one sliding block 33, each sliding block 33 is fixedly connected with the bottom of the sliding table 31, the middle of the sliding table 31 is provided with a jack 34, the top of jack 34 sets firmly carries template 35, jack 34 is equipped with four at least third guide arms 36 all around, every the one end of third guide arm 36 all with carry template 35 fixed connection, and every the other end of third guide arm 36 all wears to establish on the slip table 31.

The core box is placed on the mold carrying plate 35, the mounting platform 29 moves on the mold conveying frame 28 through the second pulley 30, the second guide rail 32 is driven to move through the mounting platform 29, the slide block 33 is driven to move through the second guide rail 32, the slide block 31 is driven to move through the slide block 33, the jack 34 is driven to move through the slide block 31, the mold carrying plate 35 is driven to move through the jack 34, the core box moves to the inside of the sand shooting station 2, the mold carrying plate 35 is driven to be adjusted up and down through the jack 34, so that the limiting blocks on the core box are aligned with the rectangular grooves 11 on the machine plate 3, the third guide rod 36 prevents the mold carrying plate 35 from rotating and deviating in the adjusting process on the jack 34, the limiting blocks and the rectangular grooves 11 cannot be aligned, the slide block 33 is driven to move on the second guide rail 32 through pushing the slide block 31, so that one side of the core box is fixed with one machine plate 3 first, the core box is quickly mounted on the machine plate 3, the problem that the core box is difficult to align and adjust the position in the process of being mounted on the machine plate 3 is solved, and the problems of quickly transporting the core box and quickly mounting the core box on the machine plate 3 are solved.

As an optional embodiment, a fifth cylinder 37 is erected at one end of the mold feeding frame 28 close to the mounting support frame 1, a second mounting plate 38 is vertically connected to an output shaft of the fifth cylinder 37, the second mounting plate 38 is located at one position of the mold feeding frame 28 close to the inside of the mounting support frame 1, at least three double-head blowing pipes 39 are uniformly distributed on the second mounting plate 38, and one end of each double-head blowing pipe 39 is close to one of the machine plates 3.

For example, after the core box takes out the sand, the inner cavity of the core box needs to be cleaned, the fifth cylinder 37 drives the second mounting plate 38 to move, and the second mounting plate 38 drives the double-head blow pipe 39 to blow air to the inner cavities of the core box at two sides to clean the residual sand, so that the inner cavity of the core box cannot influence the production quality of other sand due to the residual sand, the problem that the residual sand in the inner cavity of the core box can influence the production quality of other sand is solved, and the problem of timely cleaning the inner cavity of the core box is realized.

Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the spirit of the present disclosure, features from the above embodiments or from different embodiments may also be combined, steps may be implemented in any order, and there are many other variations of different aspects of one or more embodiments of the present description as described above, which are not provided in detail for the sake of brevity.

It is intended that the one or more embodiments of the present specification embrace all such alternatives, modifications and variations as fall within the broad scope of the appended claims. Therefore, any omissions, modifications, substitutions, improvements, and the like that may be made without departing from the spirit and principles of one or more embodiments of the present disclosure are intended to be included within the scope of the present disclosure.

Claims (10)

1. The utility model provides a quick die change duplex position core shooting machine which characterized in that includes: erection bracing frame, its bottom is equipped with a plurality of and penetrates the sand station, every penetrate and all be equipped with the quick-witted board of two relative settings on the sand station, every all be equipped with four horizontal evenly distributed's waist shape through-hole on the quick-witted board, every all wear to be equipped with the hook in the waist shape through-hole, two one side that the quick-witted board is close to each other all is equipped with four locating plates, every the locating plate all with one the hook is articulated, every the locating plate all with the connection can be dismantled to the machine board, every the machine board is kept away from one side of locating plate all is equipped with two horizontal symmetric distribution's first cylinder, every the both ends of first cylinder all with one the hook is articulated, every all be equipped with T type recess in the waist shape through-hole, every T type recess is close to one side of locating plate with the machine board intercommunication, every the one end of T type recess is followed waist shape through-hole length direction outwards extend with the machine board intercommunication.

2. The quick die change double-station core shooter according to claim 1, characterized in that one end of the claw, which is far away from the first cylinder, is provided with a sleeve block, a bolt penetrates through the sleeve block, and the sleeve block is in threaded connection with the bolt.

3. The quick die change double-station core shooter according to claim 1, characterized in that one side of the machine plate away from the first cylinder is provided with two rectangular grooves which are arranged in a vertical crossing manner, and each rectangular groove is positioned between two kidney-shaped through holes.

4. The quick die change double-station core shooter according to claim 1, wherein the number of the sand shooting stations is two, two machine plates of which the two sand shooting stations are close to each other are fixedly arranged on the installation support frame, and a driving member is arranged between the two machine plates of which the two sand shooting stations are far from each other and the installation support frame, and the driving member comprises:

the fixing plate is arranged on the mounting support frame;

the second cylinder is arranged on one side, away from the machine plate, of the fixed plate, the output shaft of the second cylinder penetrates through the fixed plate and is fixedly connected with the machine plate, four first guide rods are uniformly distributed on the periphery of the second cylinder, one end of each first guide rod is arranged on the fixed plate in a penetrating mode, and the other end of each first guide rod is fixedly connected with the machine plate.

5. The core shooter with the quick die change and the double stations as claimed in claim 4, wherein the bottom of the machine plate is provided with two first pulleys which are uniformly distributed, the bottom of each first pulley is provided with a support plate, the support plates are fixedly connected with the installation support frame, the support plates are provided with two first guide rails which correspond to all the first pulleys one by one, and each first pulley is sunk on the first guide rail.

6. The quick die change double-station core shooter according to claim 5, characterized in that a dust collector is arranged in the middle of the two sand shooting stations, two first mounting plates are arranged on the top of the dust collector, each first mounting plate is positioned at a position close to the machine plate, a third air cylinder is arranged at one side of each first mounting plate close to each other, an output shaft of each third air cylinder penetrates through the first mounting plates, a push plate is arranged at one side of each first mounting plate far away from the third air cylinder, each push plate is in transmission connection with an output shaft of one third air cylinder, a dust collection head is arranged on each push plate, a discharge port of each dust collection head is communicated with the dust collector, two uniformly distributed second guide rods are arranged around the third air cylinder, and one end of each second guide rod penetrates through the first mounting plates, and the other end of each second guide rod is fixedly connected with the push plate.

7. The quick die change double-station core shooter according to claim 6, characterized in that an inclined shovel is arranged at the bottom of the dust collection head, a steel brush is arranged at one position of the inclined shovel, which is far away from the push plate, and the steel brush is obliquely arranged at the bottom of the dust collection head.

8. The quick die change double-station core shooter according to claim 7, characterized in that two fourth cylinders are arranged beside the dust collector, one end of each fourth cylinder is hinged to the mounting support frame, the other end of each fourth cylinder is hinged to a position of the machine plate close to the top, a fixed seat is hinged to a position of the machine plate close to the bottom, and the fixed seat is arranged on the mounting support plate.

9. The quick die change double-station core shooter according to claim 8, characterized in that a die feeding frame is arranged in the middle of the sand shooting station, a mounting platform is arranged on the top of the die feeding frame, four second pulleys are uniformly distributed on the top of the mounting platform, each second pulley is inserted into the top of the die feeding frame and can move freely along the length direction of the die feeding frame, a sliding table is arranged on the top of the mounting platform, two second guide rails arranged in parallel are arranged between the sliding table and the mounting platform, each second guide rail is fixed on the mounting platform, two ends of each second guide rail are respectively close to one machine plate, at least one sliding block is arranged on each second guide rail, each sliding block is fixedly connected with the bottom of the sliding table, and a jack is arranged in the middle of the sliding table, the top of jack sets firmly carries the template, be equipped with four at least third guide arms around the jack, every the one end of third guide arm all with carry template fixed connection, and every the other end of third guide arm all wears to establish on the slip table.

10. The quick die change double-station core shooter according to claim 9, characterized in that a fifth cylinder is erected at one end of the die feeding frame close to the mounting support frame, a second vertical mounting plate is connected to an output shaft of the fifth cylinder, the second mounting plate is located at one position of the die feeding frame close to the inside of the mounting support frame, at least three evenly distributed double-head blowing pipes are arranged on the second mounting plate, and one end of each double-head blowing pipe is arranged close to one of the machine plates.

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