阅读说明：本技术 一种快速换模装置 (Quick die change device ) 是由 周忠锋 王耀 于 2020-07-22 设计创作，主要内容包括：本发明公开了一种快速换模装置,涉及制芯机切换模具技术领域,具体为制芯机机架和模具,所述制芯机机架的上方左侧横设有合模气缸,所述制芯机导柱的上方安装有动模翻转气缸,所述制芯机导柱的另一端安装有定模装夹板,所述制芯机机架的底部设置有电缸,所述顶出机构底座的内部垂直贯穿有顶出机构导柱,所述顶出机构连接板的上方设置有架模车装夹板,所述架模车导柱的下方安装有架模车车架,所述模具放置在架模车装夹板的上方。该快速换模装置,采用架模车代替行车,取消行车吊装,提高了安全性,降低了对设备的空间要求,同时该换模装置位置移动快速,合模、换模迅速,模具定位精确度较高,无需反复调整。(The invention discloses a quick die changing device, which relates to the technical field of core making machine switching dies, and particularly relates to a core making machine frame and a die, wherein a die closing cylinder is transversely arranged on the left side above the core making machine frame, a movable die overturning cylinder is arranged above a core making machine guide post, a fixed die clamping plate is arranged at the other end of the core making machine guide post, an electric cylinder is arranged at the bottom of the core making machine frame, an ejection mechanism guide post vertically penetrates through the inside of an ejection mechanism base, a die erecting vehicle clamping plate is arranged above an ejection mechanism connecting plate, a die erecting vehicle frame is arranged below the die erecting vehicle guide post, and the die is placed above the die erecting vehicle clamping plate. This quick die change device adopts a mould car to replace the driving, cancels the driving hoist and mount, has improved the security, has reduced the space requirement to equipment, and this die change device position simultaneously removes fast, and compound die, retooling are rapid, and mould positioning accuracy is higher, need not to adjust repeatedly.)

1. The utility model provides a quick die change device, includes core making machine frame (1) and mould (18), its characterized in that: a die closing cylinder (2) is transversely arranged on the left side above a core making machine frame (1), the output end of the die closing cylinder (2) is connected with a core making machine guide pillar (3), a movable die overturning cylinder (4) is arranged above the core making machine guide pillar (3), the output end of the movable die overturning cylinder (4) is connected with a movable die clamping plate (5), a fixed die clamping plate (6) is arranged at the other end of the core making machine guide pillar (3), an electric cylinder (7) is arranged at the bottom of the core making machine frame (1), an ejection mechanism base (8) is in screwed connection with the bottom surface of the core making machine frame (1), an ejection mechanism guide pillar (9) vertically penetrates through the inside of the ejection mechanism base (8), an ejection mechanism connecting plate (10) is fixed at the top end of the ejection mechanism guide pillar (9), a frame die vehicle clamping plate (11) is arranged above the ejection mechanism connecting plate (10), and the lower parts of the two ends of the die erecting car clamping plate (11) are respectively connected with a die erecting car guide post (12), a die erecting car frame (13) is installed below the die erecting car guide post (12), a die erecting car guide wheel (14) is arranged on the outer side of the bottom end of the die erecting car frame (13), a die erecting car guide rail (15) is arranged below the die erecting car guide wheel (14), a die erecting car guide rail base (16) is arranged at the outer end of the die erecting car guide rail (15), the die erecting car guide rail base (16) is fixed on the two sides of the bottom surface of the core making machine frame (1), a positioning pin (17) is vertically fixed in the middle of the upper surface of the die erecting car clamping plate (11), and the die (18) is placed above the die erecting car clamping plate (11).

2. A rapid die change device according to claim 1, wherein: the four core making machine guide columns (3) are arranged, and two ends of each core making machine guide column (3) are combined through plates and then form a telescopic structure with the die assembly cylinder (2).

3. A rapid die change device according to claim 2, wherein: the fixed die clamping plate (6) is sleeved outside the end part of the core making machine guide pillar (3), and the fixed die clamping plate (6) is connected with the core making machine guide pillar (3) through a bolt.

4. A rapid die change device according to claim 1, wherein: the lower surface of the movable die clamping plate (5) is matched with the upper surface of the die (18), and the movable die clamping plate (5) and the core making machine guide post (3) form a turnover structure through the movable die turnover cylinder (4).

5. A rapid die change device according to claim 1, wherein: the two sides of the upper surface of the ejection mechanism connecting plate (10) are respectively welded with an insert block (1001), the two sides of the lower surface of the mold erecting vehicle clamping plate (11) are respectively and correspondingly fixed with a groove block (1101), and the groove blocks (1101) are matched with the insert blocks (1001) in size.

6. A rapid die change device according to claim 1, wherein: the ejection mechanism guide pillars (9) vertically penetrate through the inner parts of two sides of the ejection mechanism base (8) respectively, and the ejection mechanism guide pillars (9) and the core making machine frame (1) form a lifting structure through the electric cylinder (7).

7. A rapid die change device according to claim 1, wherein: and sliding columns (1301) are vertically welded at two ends of the bottom surface of the frame (13) of the frame die car, and the sliding columns (1301) are respectively inserted into the inner ends of guide wheels (14) of the frame die car.

8. A rapid die change device according to claim 1, wherein: the die-erecting vehicle guide posts (12) vertically penetrate through the insides of two sides of a die-erecting vehicle frame (13) respectively, and a detachable structure is arranged between the die-erecting vehicle guide posts (12) and the die-erecting vehicle clamping plates (11).

9. A rapid die change device according to claim 1, wherein: the size of the die-erecting vehicle guide wheel (14) is matched with that of the die-erecting vehicle guide rail (15), and the cross section of the wheel groove of the die-erecting vehicle guide wheel (14) and the cross section of the rail bar of the die-erecting vehicle guide rail (15) are both V-shaped.

Technical Field

The invention relates to the technical field of switching dies of core making machines, in particular to a quick die change device.

Background

The core making machine is a general name of a core shooter and a shell core machine and is equipment for manufacturing a precoated sand shell core by adopting a hot core box process. The working process of the core making machine is completed by filling sand and compacting simultaneously, and the core making machine is immediately hardened in a hot core box, so that the labor intensity is reduced, the operation is flexible, light and easy to master, the temperature can be automatically controlled by adopting electric heating, the working place is easy to keep clean, and conditions are created for mechanization and automation of the core making process.

In the manufacturing process of the precoated sand shell core, in order to ensure the production quality, continuous die change is required to be completed, and a die change device is required to be used for assistance.

At present, the die change device for the core making machine is high in danger, low in hoisting speed and low in die mounting and positioning precision, and is not suitable for automatic core making equipment, so that the requirement for the die change device which is rapid, safe and accurate in positioning is met.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a quick die change device, which solves the problems in the background technology.

In order to achieve the purpose, the invention is realized by the following technical scheme: a quick die change device comprises a core making machine frame and a die, wherein a die closing cylinder is transversely arranged on the left side above the core making machine frame, the output end of the die closing cylinder is connected with a core making machine guide pillar, a movable die overturning cylinder is arranged above the core making machine guide pillar, the output end of the movable die overturning cylinder is connected with a movable die clamping plate, a fixed die clamping plate is arranged at the other end of the core making machine guide pillar, an electric cylinder is arranged at the bottom of the core making machine frame, an ejection mechanism base is in screwed connection with the bottom surface of the core making machine frame, an ejection mechanism guide pillar vertically penetrates through the inside of the ejection mechanism base, an ejection mechanism connecting plate is fixed at the top end of the ejection mechanism guide pillar, a die erecting vehicle clamping plate is arranged above the ejection mechanism connecting plate, die erecting vehicle guide pillars are connected below two ends of the die erecting vehicle clamping plate, and a die erecting vehicle frame is arranged below the die erecting vehicle, and the bottom outside of the frame mould vehicle is provided with a guide wheel of the frame mould vehicle, a guide rail of the frame mould vehicle is arranged below the guide wheel of the frame mould vehicle, a guide rail base of the frame mould vehicle is arranged at the outer end of the guide rail of the frame mould vehicle, the guide rail base of the frame mould vehicle is fixed at two sides of the bottom surface of the frame of the core making machine, a positioning pin is vertically fixed at the middle part of the upper surface of the clamping plate of the frame mould vehicle, and the mould is placed above the clamping plate of the.

Optionally, the number of the core making machine guide pillars is four, and two ends of the core making machine guide pillars are combined with the die assembly cylinder through the plates respectively to form a telescopic structure.

Optionally, the fixed die clamping plate is sleeved outside the end part of the guide pillar of the core making machine, and the fixed die clamping plate is connected with the guide pillar of the core making machine through a bolt.

Optionally, the lower surface of the movable mold clamping plate is matched with the upper surface of the mold, and the movable mold clamping plate and the guide pillar of the core making machine form a turning structure through the movable mold turning cylinder.

Optionally, the insertion blocks are welded on two sides of the upper surface of the ejection mechanism connecting plate, the groove blocks are correspondingly fixed on two sides of the lower surface of the clamping plate of the frame mold trolley, and the groove blocks are matched with the insertion blocks in size.

Optionally, the ejection mechanism guide pillars vertically penetrate through the insides of the two sides of the ejection mechanism base respectively, and the ejection mechanism guide pillars and the core making machine frame form a lifting structure through an electric cylinder.

Optionally, the two ends of the bottom surface of the frame die are vertically welded with sliding columns, and the sliding columns are respectively inserted into the inner ends of guide wheels of the frame die vehicle.

Optionally, the mold erecting vehicle guide pillars vertically penetrate from the insides of the two sides of the mold erecting vehicle frame respectively, and a detachable structure is arranged between the mold erecting vehicle guide pillars and the mold erecting vehicle clamping plates.

Optionally, the sizes of the die-erecting vehicle guide wheel and the die-erecting vehicle guide rail are matched with each other, and the cross section of the wheel groove of the die-erecting vehicle guide wheel and the cross section of the rail bar of the die-erecting vehicle guide rail are both in a V shape.

The invention provides a quick die change device, which has the following beneficial effects:

1. this quick die change device adopts a mould car to replace the driving, cancels the driving hoist and mount, has improved the security, has reduced the space requirement to equipment, and this die change device position simultaneously removes fast, and compound die, retooling are rapid, and mould positioning accuracy is higher, need not to adjust repeatedly.

2. This quick die change device through the action of compound die cylinder control core making machine guide pillar to realize the closure between movable mould clamping plate and the mould, be connected simply between cover half clamping plate and the core making machine guide pillar, easy dismounting, when being convenient for maintain, also be convenient for fix or calibrate cover half clamping plate's position and angle, thereby improve the quality of mould compound die and switching, movable mould clamping plate is used for the clamping mould, can realize the upset purpose to the mould through movable mould upset cylinder.

3. This quick die change device, through the cooperation between inserted block and the groove block, guarantee that the position is adjusted well between frame mould car clamping plate and the ejection mechanism connecting plate, make the ejection mechanism connecting plate when the last top frame mould car clamping plate, and firmly block between the frame mould car clamping plate, relative slip's problem can not take place easily, the stationarity when effectively having guaranteed frame mould car clamping plate and reciprocating, ejection mechanism guide pillar acquires through the electric jar and reciprocates power, borrow this can realize the rising decline of frame mould car clamping plate, and move steadily reliably, the positioning accuracy of mould has been guaranteed.

4. This quick die change device, a mould car frame and a mould car guide pulley combination, a mould car guide pulley is the horizontal walking wheel of a mould car frame promptly, so alright carry out corresponding adjustment to the position of a mould car along the horizontal direction, remove the mould to the correct position with accuracy, fast, high efficiency, accomplish work, along a mould car guide rail, a mould car guide pulley can carry out horizontal migration smoothly, and the part that meets of "V" font for joint is good between a mould car guide pulley and a mould car guide rail, and wearing and tearing are little, and is long-lived, can not derail.

5. This quick die change device supports a mould car clamping plate through a mould car guide pillar to reciprocating of a mould car clamping plate is guided, so that the mould car clamping plate can reciprocate more steadily, and the mould car guide pillar is convenient for dismouting, and the equipment is simple and easy.

Drawings

FIG. 1 is a schematic view of the structure of the present invention during mold assembly;

FIG. 2 is a schematic structural view of the present invention at the time of demolding.

In the figure: 1. a core making machine frame; 2. a die closing cylinder; 3. a core making machine guide post; 4. the movable mould overturns the cylinder; 5. a movable mould is provided with a clamping plate; 6. fixing a die and installing a clamping plate; 7. an electric cylinder; 8. an ejection mechanism base; 9. a guide post of the ejection mechanism; 10. the ejection mechanism is connected with the plate; 1001. inserting a block; 11. mounting a clamping plate on a frame model vehicle; 1101. a groove block; 12. erecting a mold trolley guide post; 13. erecting a frame of the mold car; 1301. a traveler; 14. a die-erecting vehicle guide wheel; 15. a mould carriage guide rail; 16. a guide rail base of the mould carriage; 17. positioning pins; 18. and (5) molding.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 2, the present invention provides a technical solution: a quick die change device comprises a core making machine frame 1 and a die 18, wherein a die closing cylinder 2 is transversely arranged on the left side above the core making machine frame 1, the output end of the die closing cylinder 2 is connected with a core making machine guide pillar 3, a movable die overturning cylinder 4 is arranged above the core making machine guide pillar 3, the output end of the movable die overturning cylinder 4 is connected with a movable die clamping plate 5, the number of the core making machine guide pillars 3 is four, two ends of the core making machine guide pillar 3 respectively form a telescopic structure with the die closing cylinder 2 after being combined through plates, the die closing cylinder 2 can control the core making machine guide pillar 3 to move along the horizontal direction, so that the movable die clamping plate 5 and the die 18 can be folded, a fixed die clamping plate 6 is arranged at the other end of the core making machine guide pillar 3, the fixed die clamping plate 6 is sleeved outside the end part of the core making machine guide pillar 3, the fixed die clamping plate 6 is connected with the core making machine guide pillar 3 through a bolt, and the fixed, the die assembly and switching device is convenient to assemble and disassemble, convenient to maintain and convenient to fix or calibrate the position and the angle of the fixed die clamping plate 6, so that the quality of die assembly and switching of the die 18 is improved, the lower surface of the movable die clamping plate 5 is matched with the upper surface of the die 18, the movable die clamping plate 5 and a core making machine guide pillar 3 form a turning structure through the movable die turning cylinder 4, the movable die clamping plate 5 is used for clamping the die 18, and the purpose of turning the die 18 can be achieved through the movable die turning cylinder 4;

the bottom of a core making machine frame 1 is provided with an electric cylinder 7, the bottom surface of the core making machine frame 1 is connected with an ejection mechanism base 8 through a screw, an ejection mechanism guide post 9 vertically penetrates through the inside of the ejection mechanism base 8, an ejection mechanism connecting plate 10 is fixed at the top end of the ejection mechanism guide post 9, a mold erecting vehicle clamping plate 11 is arranged above the ejection mechanism connecting plate 10, mold erecting vehicle guide posts 12 are connected below the two ends of the mold erecting vehicle clamping plate 11, inserting blocks 1001 are welded on the two sides of the upper surface of the ejection mechanism connecting plate 10, groove blocks 1101 are correspondingly fixed on the two sides of the lower surface of the mold erecting vehicle clamping plate 11, the groove blocks 1101 are matched with the inserting blocks 1001 in size, the inserting blocks 1001 are matched with the groove blocks 1101 and are used for ensuring the position alignment between the mold erecting vehicle clamping plate 11 and the ejection mechanism connecting plate 10, so that the ejection mechanism connecting plate 10 is firmly clamped with the mold erecting vehicle clamping plate 11 when the mold erecting vehicle clamping plate 11 is ejected upwards, the problem of relative sliding cannot occur easily, the stability of the whole die carrier during up-down movement is effectively guaranteed, the ejection mechanism guide pillars 9 vertically penetrate through the inner parts of the two sides of the ejection mechanism base 8 respectively, the ejection mechanism guide pillars 9 and the core making machine frame 1 form a lifting structure through the electric cylinder 7, the ejection mechanism guide pillars 9 acquire up-down movement power through the electric cylinder 7, therefore, the lifting and the falling of the clamping plates 11 of the die carrier can be realized, the action is stable and reliable, and the positioning accuracy of the die 18 is guaranteed;

a frame mould car frame 13 is arranged below the frame mould car guide post 12, a frame mould car guide wheel 14 is arranged at the outer side of the bottom end of the frame mould car frame 13, sliding posts 1301 are vertically welded at both ends of the bottom surface of the frame mould car frame 13, the sliding posts 1301 are respectively inserted into the inner ends of the frame mould car guide wheel 14, the frame mould car frame 13 is combined with the frame mould car guide wheel 14, the frame mould car guide wheel 14 is a horizontal walking wheel of the frame mould car frame 13, so that the position of the whole frame mould car can be correspondingly adjusted along the horizontal direction, the mould 18 can be accurately, quickly and efficiently moved to the correct position to complete the work, the frame mould car guide posts 12 vertically penetrate through the two sides of the frame mould car frame 13 respectively, a detachable structure is arranged between the frame mould car guide post 12 and the frame mould car clamping plate 11, the frame mould car guide post 12 is used for supporting the frame mould car clamping plate 11 and guiding the up-down movement of the frame mould, the mould-erecting vehicle clamping plate 11 can move up and down more stably, the mould-erecting vehicle guide post 12 is convenient to disassemble and assemble, the assembly is simple and easy, the mould-erecting vehicle guide rail 15 is arranged below the mould-erecting vehicle guide wheel 14, and the outer end of the mould-erecting vehicle guide rail 15 is provided with a mould-erecting vehicle guide rail base 16, the sizes of the mould-erecting vehicle guide wheels 14 and the mould-erecting vehicle guide rail 15 are mutually matched, the cross section of the wheel groove of the die-erecting vehicle guide wheel 14 and the cross section of the rail bar of the die-erecting vehicle guide rail 15 are both in a V shape, the die-erecting vehicle guide wheel 14 can smoothly move horizontally along the die-erecting vehicle guide rail 15, and the V-shaped connecting part ensures that the guide wheel 14 of the die erecting vehicle and the guide rail 15 of the die erecting vehicle are well clamped, the abrasion is small, the service life is long, and the derailment cannot occur, the guide rail base 16 of the die erecting vehicle is fixed on two sides of the bottom surface of the core making machine frame 1, the positioning pin 17 is vertically fixed in the middle of the upper surface of the clamping plate 11 of the die erecting vehicle, and the die 18 is placed above the clamping plate 11 of the die erecting vehicle.

In conclusion, when the quick die change device is used, the die 18 is placed on the die carrier vehicle clamping plate 11, the position of the die 18 is ensured by positioning through the front positioning pin 17 and the rear positioning pin 17, the die carrier vehicle consisting of the die carrier vehicle clamping plate 11, the die carrier vehicle guide post 12, the die carrier vehicle frame 13, the die carrier vehicle guide wheel 14, the die carrier vehicle guide rail 15 and the die carrier vehicle guide rail base 16 moves right above the ejection mechanism connecting plate 10, the electric cylinder 7 works, the ejection mechanism guide post 9 is jacked, the die carrier vehicle clamping plate 11 and the die 18 are jacked to the position where the die 18 is contacted with the movable die clamping plate 5, the die 18 and the movable die clamping plate 5 are connected, the ejection device and the die carrier vehicle clamping plate 11 descend, namely the electric cylinder 7 works, the ejection mechanism guide post 9 descends until the ejection device and the die carrier vehicle clamping plate 11 are separated from the die, the movable die turnover cylinder 4 drives the movable die clamping plate 5 and the die 18 to turn to the, the die assembly cylinder 2 drives the movable die clamping plate 5 to be folded together with the die 18, the die 18 and the fixed die clamping plate 6 are fixed, and the switching action of the die 18 can be completed.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.