CN210908008U

CN210908008U - Automatic die changing system for cold core box

Info

Publication number: CN210908008U
Application number: CN201921731545.4U
Authority: CN
Inventors: 虞峰; 殷荣; 严婷婷
Original assignee: Suzhou Sunshine Machinery Manufacture Co ltd
Current assignee: Suzhou Sunshine Machinery Manufacture Co ltd
Priority date: 2019-10-15
Filing date: 2019-10-15
Publication date: 2020-07-03
Anticipated expiration: 2029-10-15

Abstract

The utility model discloses an automatic retooling system of cold core box relates to core shooting machine technical field, aims at solving the problem of the serious waste time cost of the change of mould among the prior art. The technical scheme is characterized in that idler wheels are arranged at four corners of the bottom surface of the transport trolley, the four idler wheels are respectively in rolling fit with corresponding guide rails, and a first driving piece for driving the transport trolley to slide is arranged on the transport trolley; the transport trolley comprises an upper die device for placing and replacing a die and a die unloading device for placing and disassembling the die, wherein the upper die device comprises two first fixing plates arranged along the length direction of the guide rail and two first connecting plates arranged along the width direction of the guide rail; the mould unloading device comprises two second fixing plates arranged along the length direction of the guide rail and two second connecting plates arranged along the width direction of the guide rail. Through the arrangement of the upper die device and the lower die device, the die does not need to be transported twice when being replaced, so that the time cost is effectively reduced.

Description

Automatic die changing system for cold core box

Technical Field

The utility model belongs to the technical field of core shooting machine technique and specifically relates to an automatic retooling system of cold core box is related to.

Background

The core shooter is a molding machine for manufacturing casting sand cores through a shooting and pressing mode, and the principle of the core shooter is that molding sand is uniformly shot into a sand box by using compressed air to be compacted in advance, then pressure is applied to compact the sand box, and the core shooter is widely applied to the casting industry.

The die changing system of the existing cold box core shooter comprises a workbench arranged in a rack, and in the using process of the cold box core shooter, a die needs to be changed frequently, and the traditional changing mode is as follows: the method comprises the steps that firstly, a detached die is moved to a transport trolley on one side of a rack through a manipulator, a worker pushes the transport trolley with the detached die to a warehouse, the detached die is taken down, then the replaced die is placed on the transport trolley and pushed to the side of the rack, and the die is installed through the manipulator. Because the mold is replaced every time, the transportation needs to be carried out twice, so that the time of more than half more than hours is generally needed for replacing the mold every time, and the time cost is seriously wasted for replacing the mold.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an automatic retooling system of cold core box, it can effectively reduce the time cost.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: an automatic cold core box die changing system comprises a workbench arranged in a rack, wherein two parallel guide rails are arranged on one side of the rack, a transport trolley is arranged on the guide rails in a sliding manner, four corners of the bottom surface of the transport trolley are respectively provided with idler wheels, the four idler wheels are respectively matched with the corresponding guide rails in a rolling manner, and a first driving piece for driving the transport trolley to slide is arranged on the transport trolley; the conveying trolley comprises an upper die device for placing and replacing a die and a die unloading device for placing and disassembling the die, wherein the upper die device comprises two first fixing plates arranged along the length direction of the guide rail and two first connecting plates arranged along the width direction of the guide rail; the mould unloading device comprises two second fixing plates arranged along the length direction of the guide rail and two second connecting plates arranged along the width direction of the guide rail.

By adopting the technical scheme, because the travelling bogie is simultaneously provided with the upper die device and the die unloading device, the replaced die can be placed on the upper die device on the travelling bogie firstly, so that the travelling bogie slides on the guide rail and the die unloading device corresponds to the workbench, then the disassembled die is placed on the die unloading device, and the travelling bogie is moved, so that the upper die device corresponds to the workbench, and the die on the upper die device is arranged on the frame. Through the arrangement of the upper die device and the lower die device, the die does not need to be transported twice when being replaced, so that the time cost is effectively reduced.

The utility model discloses further set up to: a plurality of first connecting wheels are arranged on two side walls of the two first fixing plates which are arranged oppositely, the first connecting wheels are arranged along the width direction of the guide rail, and a second driving piece for driving the first connecting wheels to rotate is arranged on the transport trolley; a plurality of second connecting wheels are arranged on two side walls of the two second fixing plates which are arranged oppositely, the plurality of second connecting wheels are arranged along the width direction of the guide rail, and a third driving piece for driving the second connecting wheels to rotate is arranged on the transport trolley; the workbench is characterized in that a plurality of driving wheels which are flush with the first connecting wheels are arranged on two side walls which are arranged oppositely, the driving wheels are arranged along the width direction of the guide rail, and a fourth driving part for driving the driving wheels to rotate is arranged on the workbench.

Through adopting above-mentioned technical scheme, when dismantling the mould, will dismantle the mould earlier and place on the drive wheel on the workstation, drive the drive wheel rotation under the effect of fourth driving piece to drive the mould and remove, and because first connecting wheel is corresponding with the drive wheel, simultaneously under the drive effect of second driving piece, remove to the first connecting wheel on the mould stripping device. And then moving the transport trolley to enable the upper die device to correspond to the workbench, driving the die to move on the second connecting wheel and move to the driving wheel on the workbench under the action of the third driving piece and the fourth driving piece, and finally installing the die. Through the setting of drive wheel, first fifth wheel and second fifth wheel, the removal of mould can be convenient for.

The utility model discloses further set up to: the two side walls of the two first fixing plates which are arranged in an opposite manner are both connected with first connecting plates, a first cavity is formed between the first connecting plates and the first fixing plates, a plurality of first driving wheels are arranged in the first cavity, the first driving wheels respectively correspond to the first connecting wheels, the first driving wheels are coaxially connected with the corresponding first connecting wheels, and the first driving wheels are in transmission connection through first chains; two all be connected with the second connecting plate on the second fixed plate is two lateral walls that set up mutually back on the body, be formed with the second cavity between second connecting plate and the second fixed plate, be provided with a plurality of second action wheels in the second cavity, it is a plurality of the second action wheel is corresponding with a plurality of second connecting gear respectively, just the second action wheel is with the second connecting gear coaxial coupling that corresponds, just the second action wheel passes through second chain drive and connects.

Through adopting above-mentioned technical scheme, the second driving piece can drive first connecting wheel and first action wheel and rotate, and because a plurality of first action wheels all are connected through first chain, so can drive a plurality of first action wheels and rotate with first connecting wheel to can realize the removal of mould, thereby made things convenient for the rotation of first connecting wheel.

The utility model discloses further set up to: the first driving wheel comprises a first double-row chain wheel, two adjacent double-row chain wheels are in transmission connection through a first chain, and the first double-row chain wheel is coaxially connected with a corresponding first connecting wheel; the second driving wheel comprises a second double-row chain wheel, two adjacent double-row chain wheels are in transmission connection through a second chain, and the second double-row chain wheel is coaxially connected with a corresponding second connecting wheel.

Through adopting above-mentioned technical scheme, adopt first double sprocket and second double sprocket, can drive first fifth wheel and second fifth wheel pivoted prerequisite under, can guarantee driven stability.

The utility model discloses further set up to: the second driving piece comprises a second motor, the output end of the second motor is connected with a first driving rod, and corresponding first connecting wheels on the two first fixing plates are coaxially connected with the first driving rod; the third driving piece comprises a third motor, the output end of the third motor is connected with a second driving rod, and two corresponding second connecting wheels on the second fixing plate are coaxially connected with the second driving rod.

Through adopting above-mentioned technical scheme, after starting the second motor, the second motor drives first actuating lever and rotates, and first actuating lever can drive first connecting wheel simultaneously and rotate for the mould is in synchronous state when removing on first connecting wheel, thereby can guarantee the stability when the mould removes.

The utility model discloses further set up to: a first guide plate is arranged on the inner side walls of the two first fixing plates which are arranged oppositely and positioned above the first connecting wheel, and a second guide plate is arranged on the first connecting plate far away from the workbench; and two second fixing plates are arranged on the inner side walls which are arranged oppositely and are arranged above the second connecting wheels, third guide plates are arranged above the inner side walls, and fourth guide plates are arranged on the second connecting plates far away from the workbench.

Through adopting above-mentioned technical scheme, when placing the mould on last mould device through manipulator hoist and mount mould, first deflector can play the effect of direction with the second deflector, can be convenient for placing of mould.

The utility model discloses further set up to: one ends of the two first fixing plates, which are close to the second guide plate, are provided with first limiting plates; and a second limiting plate is arranged at one end, close to the fourth guide plate, of the second fixing plate.

Through adopting above-mentioned technical scheme, when the mould on the workstation removed to the mould unloading device on, the position of mould can be restricted to the second limiting plate to can avoid the mould to break away from the mould unloading device at the in-process that removes.

The utility model discloses further set up to: a first supporting plate is connected between the two first connecting plates, and the top surface of the first supporting plate is flush with the first connecting wheel; and a second supporting plate is connected between the two second connecting plates, and the top surface of the second supporting plate is flush with the second connecting wheel.

Through adopting above-mentioned technical scheme, when the mould moved on first fifth wheel and second fifth wheel, first connecting plate and second connecting plate can play the effect that supports to the mould, can avoid the mould to cause the damage to first fifth wheel and second fifth wheel when contacting with first fifth wheel and second fifth wheel.

To sum up, the utility model discloses a beneficial technological effect does:

1. the time cost is effectively reduced by arranging the die loading device and the die unloading device;

2. the first connecting wheel, the second connecting wheel and the driving wheel are arranged, so that the movement of the die can be facilitated;

3. through the setting of first deflector, second deflector, can be convenient for placing of mould.

Drawings

Fig. 1 is a schematic view of the overall structure of an automatic cold box die changing system according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a rack and a workbench according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a transportation cart according to an embodiment of the present invention;

fig. 4 is a schematic structural view of an upper die device according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a mold unloading device according to an embodiment of the present invention.

In the figure, 1, a frame; 11. a work table; 12. a drive wheel; 13. a fourth motor; 2. a guide rail; 21. transporting the trolley; 22. a roller; 23. a first motor; 3. a mould unloading device; 31. a second fixing plate; 311. a second fifth wheel; 32. a second connecting plate; 33. a second cavity; 34. a second double sprocket; 35. a second chain; 36. a third motor; 37. a second drive lever; 38. a third guide plate; 39. a fourth guide plate; 391. a second limiting plate; 392. a second support plate; 4. an upper die device; 41. a first fixing plate; 411. a first connecting wheel; 42. a first connecting plate; 43. a first cavity; 44. a first double sprocket; 45. a first chain; 46. a second motor; 47. a first drive lever; 48. a first guide plate; 49. a second guide plate; 491. a first limit plate; 492. a first support plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses an automatic retooling system of cold core box, including setting up workstation 11 in frame 1, one side of frame 1 is provided with guide rail 2 of two parallels, and workstation 11 is all to be provided with a plurality of drive wheels 12 on two lateral walls that set up in opposite directions, and drive wheel 12 sets up along guide rail 2's width direction, is provided with the fourth drive piece on workstation 11, and is concrete, and the fourth drive piece is fourth motor 13 for drive wheel 12 rotates.

Referring to fig. 3, a transportation trolley 21 is slidably disposed on the guide rail 2, the transportation trolley 21 includes an upper die device 4 and a lower die device 3, which are sequentially disposed along the length direction of the guide rail 2 and used for placing a replacement die, and the upper die device 4 is connected to the lower die device 3. Four corners of the bottom surfaces of the upper die device 4 and the lower die device 3 are respectively provided with a roller 22, and the rollers 22 are respectively matched with the corresponding guide rails 2 in a rolling manner. The upper die device 4 and the lower die device 3 are both provided with a first driving member, in this embodiment, the first driving member is a first motor 23, and the first motor 23 can be used for driving the upper die device 4 and the lower die device 3 to slide on the guide rail 2.

Referring to fig. 4, the upper die device 4 includes two first fixing plates 41 disposed along the length direction of the guide rail 2 and two first connecting plates 42 disposed along the width direction of the guide rail 2, a plurality of first connecting wheels 411 are disposed on two side walls of the two first fixing plates 41 disposed opposite to each other, and the first connecting wheels 411 are disposed along the width direction of the guide rail 2. The two first fixing plates 41 are connected to the side walls opposite to each other, and a first cavity 43 is formed between each first fixing plate 42 and the corresponding first fixing plate 41, and a plurality of first driving wheels are disposed in the first cavity 43 along the width direction of the guide rail 2, in this embodiment, each first driving wheel is a first double-row sprocket 44, and two adjacent first double-row sprockets 44 are in transmission connection through a first chain 45.

Referring to fig. 4, the upper die device 4 is provided with a second driving member, in this embodiment, the second driving member is a second motor 46, an output end of the second motor 46 is connected with a first driving rod 47, and the corresponding first connecting wheels 411 on the two first fixing plates 41 are coaxially connected with the first driving rod 47. After the second motor 46 is started, the first driving rod 47 simultaneously drives the first connecting wheels 411 on the two first fixing plates 41 to rotate, so as to drive the corresponding first double-row chain wheels 44 to rotate, thereby driving the mold to move on the first connecting wheels 411. Two first fixed plates 41 are on the lateral wall that sets up in opposite directions and are located the top of first connecting wheel 411 and be provided with first deflector 48, are provided with second deflector 49 on keeping away from the lateral wall of the first connecting plate 42 of workstation 11, can be convenient for place of mould. A first limiting plate 491 is disposed between the two first fixing plates 41 and at an end close to the second guiding plate 49, and the first limiting plate 491 extends to a position above the first fixing plate 41, so as to limit the position of the mold and prevent the mold from being separated from the first connecting wheel 411 in the process of moving from the workbench 11 to the first connecting wheel 411. A first supporting plate 492 is connected between the two first connecting plates 42, the first supporting plate 492 extends upwards and the top surface of the first supporting plate 492 is flush with the first connecting wheel 411, so that when the mold moves on the first connecting wheel 411, the first supporting plate 492 can support the mold.

Referring to fig. 5, the mold unloading device 3 includes two second fixing plates 31 disposed along the length direction of the guide rail 2 and two second connecting plates 32 disposed along the width direction of the guide rail 2, a plurality of second connecting wheels 311 are disposed on two sidewalls of the two second fixing plates 31 disposed opposite to each other, and the second connecting wheels 311 are disposed along the width direction of the guide rail 2. The two second fixing plates 31 are connected to the second connecting plates 32 on the side walls that are opposite to each other, a second cavity 33 is formed between each second connecting plate 32 and the corresponding second fixing plate 31, and a plurality of second driving wheels are arranged in the second cavities 33 along the width direction of the guide rail 2.

Referring to fig. 5, the mold unloading device 3 is provided with a third driving member, in this embodiment, the third driving member is a third motor 36, an output end of the third motor 36 is connected with a second driving rod 37, and the corresponding second connecting wheels 311 on the two second fixing plates 31 are coaxially connected with the second driving rod 37. After the third motor 36 is activated, the second driving rod 37 simultaneously drives the second connecting wheels 311 on the two second fixing plates 31 to rotate, so as to drive the corresponding second dual-row chain wheels 34 to rotate, thereby driving the molds to move on the second connecting wheels 311. Two second fixed plates 31 are on the lateral wall that sets up in opposite directions and are located the top of second fifth wheel 311 and be provided with third deflector 38, are provided with fourth deflector 39 on keeping away from the lateral wall of the second connecting plate 32 of workstation 11, can be convenient for place of mould. A second limiting plate 391 is disposed between the two second fixing plates 31 and at an end close to the fourth guide plate 39, and the second limiting plate 391 extends above the second fixing plates 31, so as to limit the position of the mold and prevent the mold from being separated from the second connecting wheel 311 in the process of moving from the workbench 11 to the second connecting wheel 311. A second support plate 392 is connected between the two second connecting plates 32, the second support plate 392 extends upwards, and the top surface of the second support plate 392 is flush with the second connecting wheel 311, so that when the mold moves on the second connecting wheel 311, the second support plate 392 can support the mold.

The implementation principle of the embodiment is as follows:

when the mold needs to be replaced, the replaced mold is firstly placed on the first connecting wheel 411 on the upper mold device 4 through hoisting, and then the first motor 23 is started, so that the transport trolley 21 moves on the guide rail 2 and the mold unloading device 3 corresponds to the workbench 11. The mould on the frame 1 is dismantled and is placed on the drive wheel 12 on workstation 11, start fourth motor 13, fourth motor 13 drives drive wheel 12 and rotates, make the dismantlement mould remove on drive wheel 12, and simultaneously, start third motor 36, third motor 36 can drive second fifth wheel 311 and rotate, because drive wheel 12 flushes with second fifth wheel 311 mutually, can drive the mould and remove to second fifth wheel 311 on, when the mould removes to offseting with second limiting plate 391, third motor 36 stops the function.

When moving the disassembled mold to the mold unloading device 3, the transporting carriage 21 is moved and the upper mold device 4 corresponds to the workbench 11, then the second motor 46 is started, so that the mold moves on the first connecting wheel 411, meanwhile, the fourth motor 13 is started, the fourth motor 13 drives the driving wheel 12 to rotate, the mold can be driven to move to the driving wheel 12, and then when the mold moves to a specified position on the driving wheel 12, the mold is installed on the frame 1.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an automatic retooling system of cold core box, includes workstation (11) of setting in frame (1), its characterized in that: two parallel guide rails (2) are arranged on one side of the rack (1), a transport trolley (21) is arranged on the guide rails (2) in a sliding manner, idler wheels (22) are arranged at four corners of the bottom surface of the transport trolley (21), the four idler wheels (22) are respectively matched with the corresponding guide rails (2) in a rolling manner, and a first driving piece for driving the transport trolley (21) to slide is arranged on the transport trolley (21); the transport trolley (21) comprises an upper die device (4) for placing and replacing a die and a die unloading device (3) for placing and disassembling the die, wherein the upper die device (4) comprises two first fixing plates (41) arranged along the length direction of the guide rail (2) and two first connecting plates (42) arranged along the width direction of the guide rail (2); the mould unloading device (3) comprises two second fixing plates (31) arranged along the length direction of the guide rail (2) and two second connecting plates (32) arranged along the width direction of the guide rail (2).

2. The automatic cold box mold changing system according to claim 1, wherein: a plurality of first connecting wheels (411) are arranged on two side walls of the two first fixing plates (41) which are arranged oppositely, the first connecting wheels (411) are arranged along the width direction of the guide rail (2), and a second driving piece for driving the first connecting wheels (411) to rotate is arranged on the transport trolley (21); a plurality of second connecting wheels (311) are arranged on two side walls of the two second fixing plates (31) which are oppositely arranged, the second connecting wheels (311) are arranged along the width direction of the guide rail (2), and a third driving piece for driving the second connecting wheels (311) to rotate is arranged on the transport trolley (21); workstation (11) are all provided with a plurality of drive wheels (12) that flush mutually with first connecting wheel (411) on the two lateral walls that set up in opposite directions, drive wheel (12) set up along the width direction of guide rail (2), be provided with on workstation (11) and be used for driving drive wheel (12) pivoted fourth driver.

3. The automatic cold box mold changing system according to claim 2, wherein: two side walls, which are oppositely arranged, of the two first fixing plates (41) are connected with first connecting plates (42), a first cavity (43) is formed between the first connecting plates (42) and the first fixing plates (41), a plurality of first driving wheels are arranged in the first cavity (43), the plurality of first driving wheels correspond to the plurality of first connecting wheels (411) respectively, the first driving wheels are coaxially connected with the corresponding first connecting wheels (411), and the first driving wheels are in transmission connection through first chains (45); two all be connected with second connecting plate (32) on second fixed plate (31) are two lateral walls that set up mutually back on the body, be formed with second cavity (33) between second connecting plate (32) and second fixed plate (31), be provided with a plurality of second action wheels in second cavity (33), it is a plurality of the second action wheel is corresponding with a plurality of second connecting wheels (311) respectively, just the second action wheel is with corresponding second connecting wheel (311) coaxial coupling, just the second action wheel passes through second chain (35) transmission and connects.

4. The automatic cold box mold changing system according to claim 3, wherein: the first driving wheel comprises a first double-row chain wheel (44), two adjacent double-row chain wheels are in transmission connection through a first chain (45), and the first double-row chain wheel (44) is coaxially connected with a corresponding first connecting wheel (411); the second driving wheel comprises a second double-row chain wheel (34), two adjacent double-row chain wheels are in transmission connection through a second chain (35), and the second double-row chain wheel (34) is in coaxial connection with a corresponding second connecting wheel (311).

5. The automatic cold box mold changing system according to claim 4, wherein: the second driving piece comprises a second motor (46), the output end of the second motor (46) is connected with a first driving rod (47), and corresponding first connecting wheels (411) on the two first fixing plates (41) are coaxially connected with the first driving rod (47); the third driving piece comprises a third motor (36), the output end of the third motor (36) is connected with a second driving rod (37), and two corresponding second connecting wheels (311) on the second fixing plate (31) are coaxially connected with the second driving rod (37).

6. The automatic cold box mold changing system according to claim 2, wherein: a first guide plate (48) is arranged on the inner side walls of the two first fixing plates (41) which are arranged oppositely and above the first connecting wheel (411), and a second guide plate (49) is arranged on the first connecting plate (42) which is far away from the workbench (11); two on the inside wall that second fixed plate (31) are set up in opposite directions and be located the top of second fifth wheel (311) and be provided with third deflector (38), keep away from be provided with fourth deflector (39) on second connecting plate (32) of workstation (11).

7. The automatic cold box mold changing system according to claim 6, wherein: one end of each of the two first fixing plates (41), which is close to the second guide plate (49), is provided with a first limiting plate (491); and a second limiting plate (391) is arranged at one end of each of the two second fixing plates (31) close to the fourth guide plate (39).

8. The automatic cold box mold changing system according to claim 1, wherein: a first supporting plate (492) is connected between the two first connecting plates (42), and the top surface of the first supporting plate (492) is flush with the first connecting wheel (411); a second supporting plate (392) is connected between the two second connecting plates (32), and the top surface of the second supporting plate (392) is flush with the second connecting wheel (311).