CN117483732A - Quick ejection structure for nodular cast iron well lid casting grinding tool - Google Patents

Abstract

The invention discloses a rapid ejection structure for a casting grinding tool of a nodular cast iron well lid, and belongs to the field of nodular cast iron well lid casting. A quick ejection structure for nodular cast iron well lid casting grinding apparatus, includes the main carriage, installs the backup pad on the main carriage, installs the die holder in the backup pad, and the bottom of die holder is installed on the mount pad, and the lower surface mounting actuating mechanism of mount pad, ejection mechanism are installed to actuating mechanism's both sides, and the installation pushing mechanism of actuating mechanism one side installs discharge mechanism on the pushing mechanism. The invention solves the problems that the existing well lid casting mould does not have a quick ejection function and needs to be manually taken out, thereby not only reducing the service efficiency of the mould, but also wasting a great amount of staff.

Description

Quick ejection structure for nodular cast iron well lid casting grinding tool

Technical Field

The invention relates to the technical field of casting of spheroidal graphite cast iron well covers, in particular to a rapid ejection structure for a spheroidal graphite cast iron well cover casting grinding tool.

Background

The nodular cast iron well lid generally divide into circular and square, in the road administration aspect of urban area, generally adopts circular, because circular well lid is difficult for inclining, the safety of pedestrian and vehicle that protection that can be better. The spheroidal graphite manhole cover is generally cast by a casting mold.

The Chinese patent with publication number of CN202221980323.8 discloses a die for manufacturing a nodular cast iron well lid, and the die for manufacturing the nodular cast iron well lid is manufactured uniformly by starting a die casting mechanism to press and form liquid metal, so that the quality of the well lid is higher.

In the actual use process of the well lid casting mold, the manufactured well lid is inconvenient to take out due to the fact that the well lid casting mold does not have a quick ejection function, manual taking out is needed, the use efficiency of the mold is reduced, and a large number of workers are wasted.

Disclosure of Invention

The invention aims to provide a quick ejection structure for a nodular cast iron well lid casting grinding tool, which is characterized in that an ejection block is ejected from an ejection groove, so that a well lid is taken out from a lower die holder, a second threaded rod is driven to rotate, a push plate is further moved forward to push the ejected well lid away from the lower die holder, automatic demoulding and unloading of the well lid are realized, manual operation is not needed, manpower and material resources are saved, meanwhile, the working efficiency is improved, automatic reset is realized by moving the ejection block and the push plate to the original position, a certain convenience is provided for well lid casting, and the problems raised in the background art are solved.

In order to achieve the above purpose, the present invention provides the following technical solutions:

the utility model provides a quick ejecting structure for nodular cast iron well lid casting grinding apparatus, includes main support and backup pad, fixed mounting has the backup pad on the main support, and the last surface mounting of backup pad has the die holder, and the bottom of die holder is installed on the mount pad, and the lower surface mounting of mount pad has actuating mechanism, and ejection mechanism is installed to actuating mechanism's both sides, and actuating mechanism installs pushing mechanism in the top of one side of the actuating mechanism, installs discharge mechanism on the pushing mechanism.

Preferably, the driving mechanism comprises a driving motor, a driving shaft, a driving gear, a driven shaft and a first threaded rod, wherein the output end of the driving motor is connected with the driving shaft, the driving shaft is rotationally arranged at the bottom of the mounting seat, the driving shaft is fixedly provided with the driving gear, the driven gears are meshed with the two sides of the driving gear, the driven shaft is arranged on the driven gear, and the driven shaft penetrates through the bottom of the mounting seat and is connected with the first threaded rod.

Preferably, the mounting seat is internally provided with a mounting cavity, mounting grooves are formed in the inner walls of the two sides of the mounting cavity, and the first threaded rod is mounted in the mounting grooves.

Preferably, the pushing mechanism comprises a connecting shaft, a first bevel gear, a second threaded rod and a moving block, wherein the second threaded rod is rotatably arranged on the side wall of the main support, the second bevel gear is arranged at one end, far away from the main support, of the second threaded rod, the moving block is movably arranged on the second threaded rod, the first bevel gear is meshed with the second bevel gear, and the first bevel gear is fixed on the connecting shaft.

Preferably, the unloading mechanism comprises a supporting rod, a first connecting rod, a second connecting rod, a mounting piece and a pushing plate, wherein the first connecting rod and the second connecting rod are arranged on the supporting rod, the first connecting rod and the second connecting rod are symmetrically arranged along the supporting rod, the tail ends of the first connecting rod and the second connecting rod are arranged on the mounting piece, the mounting piece is fixedly arranged on the outer side of the pushing plate, and the pushing plate is arranged on the upper surface of the lower die holder.

Preferably, the support rod is fixed on the lower surface of the moving block, and the connecting shaft is fixed on the top of one of the first threaded rods.

Preferably, the ejection mechanism comprises a moving plate, ejector rods, ejection blocks and guide blocks, wherein the guide blocks are fixed on two sides of the moving plate, a plurality of ejector rods are arranged on the moving plate, and the ejection blocks are arranged at the tops of the ejector rods.

Preferably, the bottom of die holder is equipped with a plurality of ejection grooves, and the bottom of ejection groove is equipped with the limiting plate, and ejection groove's size and ejection piece's size phase-match, ejection piece setting are in ejection groove.

Compared with the prior art, the invention has the beneficial effects that:

according to the invention, the driving motor is started to enable the ejection block to be ejected from the ejection groove, so that the well lid is ejected from the lower die holder, the first bevel gear is driven to rotate, the first bevel gear drives the second threaded rod on the second bevel gear to rotate, and then the moving block drives the support rod to move forwards, so that the push plate moves to push the ejected well lid away from the lower die holder, automatic demolding and unloading of the well lid are realized, manual operation is not needed, manpower and material resources are saved, meanwhile, the working efficiency is improved, and after the unloading is finished, the driving motor is started again, the ejection block and the push plate are moved to the original position, automatic resetting is realized, and a certain convenience is provided for well lid casting.

Drawings

FIG. 1 is a schematic illustration of a quick ejection structure for a ductile iron manhole cover casting grinder of the present invention;

FIG. 2 is a schematic view of a portion of the structure of the quick ejection structure of the casting grinder for the well lid of ductile iron according to the present invention;

FIG. 3 is a partial schematic structural interior view of a quick ejection structure for a ductile iron manhole cover casting grinder of the present invention;

FIG. 4 is a schematic diagram of a quick-ejection mechanism for a cast grinding tool of a spheroidal graphite cast iron manhole cover;

FIG. 5 is a drive mechanism for a quick ejection structure of a cast-iron manhole cover casting grinder of the present invention;

FIG. 6 is a schematic illustration of a push mechanism of the present invention for a quick ejection structure for a cast-iron well lid casting grinder;

fig. 7 is a schematic diagram of a discharge mechanism of the quick ejection structure for a casting grinding tool of a spheroidal graphite cast iron well lid of the present invention.

In the figure: 1. a main support; 2. a cylinder; 3. a pushing mechanism; 31. a connecting shaft; 32. a first bevel gear; 33. a second bevel gear; 34. a second threaded rod; 35. a moving block; 4. a driving mechanism; 41. a driving motor; 42. a driving shaft; 43. a drive gear; 44. a driven gear; 45. a driven shaft; 46. a first threaded rod; 5. a lower die holder; 6. a support plate; 7. a mounting base; 8. a discharging mechanism; 81. a support rod; 82. a first connecting rod; 83. a second connecting rod; 84. a mounting member; 85. a push plate; 9. an ejection mechanism; 91. a moving plate; 92. a push rod; 93. an ejection block; 94. a guide block; 10. an ejection groove; 11. a mounting groove; 12. a mounting cavity; 13. and (5) an upper die holder.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In order to solve the problem that the existing well lid casting mold is inconvenient to take out due to the fact that the existing well lid casting mold does not have a quick ejection function in the actual use process, the manufactured well lid needs to be manually taken out, the use efficiency of the mold is reduced, a large number of workers are wasted, and referring to fig. 1-3, the following technical scheme is provided in the embodiment:

the utility model provides a quick ejecting structure for nodular cast iron well lid casting grinding apparatus, including main support 1 and backup pad 6, fixed mounting has backup pad 6 on the main support 1, the last surface mounting of backup pad 6 has die holder 5, the bottom of die holder 5 is installed on mount pad 7, mount pad 7 sets up the lower surface at backup pad 6, the lower surface mounting of mount pad 7 has actuating mechanism 4, actuating mechanism 4 passes the inside that mount pad 7 extends to mount pad 7, ejector mechanism 9 is installed to the both sides of actuating mechanism 4, the push mechanism 3 is installed at the top of actuating mechanism 4 one side, work is carried out through the work of ejector mechanism 9, realize unloading in ejecting drawing of patterns, need not to carry out alone drawing of patterns and unloading, manufacturing cost has been reduced when having guaranteed that the well lid is cast smoothly, install shedding mechanism 8 on the push mechanism 3, through setting up shedding mechanism 8, realize unloading to the well lid, the efficiency of casting has been improved in addition to the manual work, the cylinder 2 is installed at the top of main support 1, the output of cylinder 2 passes the top and is connected with the push rod, the bottom of push rod is installed on last die holder 13, size and size phase-match die holder 5 of upper die holder 13.

In this embodiment, actuating mechanism 4 includes driving motor 41, driving shaft 42, driving gear 43, driven gear 44, driven shaft 45 and first threaded rod 46, driving motor 41 is positive and negative motor, driving motor 41's output is connected with driving shaft 42, driving shaft 42 rotates the bottom of installing seat 7 of installing, be fixed with driving gear 43 on driving shaft 42, driven gear 44 is meshed to driving gear 43's both sides, install driven shaft 45 on the driven gear 44, driven shaft 45 passes the bottom of installing seat 7 and is connected with first threaded rod 46, drive driving gear 43 through driving motor 41 and rotate, and then drive the rotation of first threaded rod 46 on the driven shaft 45, with ejecting out the piece 93 from ejecting out in 10 to ejecting the die holder 5, realize the automatic drawing of patterns of well lid, need not manual operation, be equipped with installation cavity 12 in the installing seat 7, install the mounting groove 11 has been seted up on the both sides inner wall of installation cavity 12, first threaded rod 46 installs in the mounting groove 11.

In this embodiment, ejection mechanism 9 includes movable plate 91, ejector pin 92, ejecting piece 93 and guide block 94, the both sides of movable plate 91 are fixed with guide block 94, be equipped with ejector pin 92 on the movable plate 91, the top of ejector pin 92 is equipped with ejecting piece 93, through start driving motor 41, make driving gear 43 rotate, and then drive driven gear 44 and rotate, driven gear 44 rotates and drives first threaded rod 46 and rotate, and then drive ejecting piece 93 on the movable plate 91 upwards jack-up, with the well lid that the casting was accomplished ejecting in the die holder 5, need not the manual work, realize automatic drawing of patterns, avoid causing the waste of manpower, the burden of staff has been alleviateed, the work efficiency of well lid production has been improved.

In this embodiment, the pushing mechanism 3 includes a connecting shaft 31, a first bevel gear 32, a second bevel gear 33, a second threaded rod 34 and a moving block 35, the second threaded rod 34 is rotatably installed on a side wall of the main support 1, the second bevel gear 33 is installed at one end of the second threaded rod 34 far away from the main support 1, the moving block 35 is movably installed on the second threaded rod 34, the first bevel gear 32 is meshed on the second bevel gear 33, the first bevel gear 32 is fixed on the connecting shaft 31, the connecting shaft 31 is fixed at the top of one of the first threaded rods 46, the first threaded rod 46 rotates while the first bevel gear 32 on the connecting shaft 31 rotates, and then drives the second bevel gear 33 to rotate, so as to drive the second threaded rod 34 to rotate, the moving block 35 moves due to the rotation of the second threaded rod 34, and drives the supporting rod 81 to move forward, and then the push plate 85 installed at the tail ends of the first connecting rod 82 and the second connecting rod 83 pushes the well lid away from the lower die holder 5, thus completing the ejection and unloading of the well lid, and improving the working efficiency.

In this embodiment, discharge mechanism 8 includes bracing piece 81, head rod 82, second connecting rod 83, mounting 84 and push pedal 85, install head rod 82 and second connecting rod 83 on the bracing piece 81, head rod 82 and second connecting rod 83 set up along bracing piece 81 symmetry, bracing piece 81 is fixed in the lower surface of movable block 35, the tail end of head rod 82 and second connecting rod 83 is installed on mounting 84, mounting 84 fixed mounting is in the outside of push pedal 85, push pedal 85 sets up the upper surface at die holder 5, the push pedal 85 round trip movement of setting, when the well lid is ejecting, push the well lid away from die holder 5, realize drawing of patterns and unloading go on simultaneously, manual operation has not been required, work efficiency has been improved in the material resources of manpower has been practiced thrift, after the unloading is accomplished, driving motor 41 starts, remove ejecting piece 93 to ejecting inslot 10, push pedal 85 moves to the normal position simultaneously, realize automatic re-setting, provide certain facility for the well lid casting.

The bottom of die holder 5 is equipped with a plurality of ejection grooves 10, and the bottom of ejection groove 10 is equipped with the limiting plate, and the size of ejection groove 10 and the size assorted of ejection piece 93, and ejection piece 93 sets up in ejection groove 10, and the limiting plate of setting can avoid when resetting ejection piece 93, and the surface of ejection piece 93 and the bottom surface of die holder 5 are not on same horizontal plane, influence the planarization on well lid surface.

The working method of the quick ejection structure for the nodular cast iron well lid casting grinding tool comprises the following steps:

step one: firstly, the well lid is cast and conveyed into the lower die holder 5, the cylinder 2 is started, the push rod descends, the upper die holder 13 is moved to the lower die holder 5, and the well lid is cast.

Step two: after casting is finished, the driving motor 41 is started, the driving shaft 42 drives the driving gear 43 to rotate, the driven gears 44 on two sides of the driving gear 43 are driven to rotate, the driven gears 44 rotate to drive the driven shaft 45 to rotate, the first threaded rod 46 on the driven shaft 45 rotates, the guide block 94 is driven to move upwards, the moving plate 91 connected with the guide block 94 moves upwards, the ejection block 93 on the ejector rod 92 is driven to eject the well lid after casting from the lower die holder 5, automatic ejection and demolding are achieved, manual independent operation is not needed, work efficiency is improved, and labor cost is saved.

Step three: when the first threaded rod 46 rotates, the connecting shaft 31 is driven to rotate, the first bevel gear 32 on the connecting shaft 31 rotates along with the rotation of the connecting shaft 31, so that the second bevel gear 33 meshed with the first bevel gear 32 is driven to rotate, the second threaded rod 34 is driven to rotate, the moving block 35 on the second threaded rod 34 is driven to move, the well lid is ejected, discharging is carried out at the same time, casting time is further reduced, production efficiency of the well lid is improved, and economic benefits are further improved.

Step five: the movable block 35 pushes the supporting rod 81 forward, and the first connecting rod 82 and the second connecting rod 83 on the supporting rod 81 move forward along with the supporting rod, so that the push plate 85 arranged at the tail ends of the first connecting rod 82 and the second connecting rod 83 pushes the ejected well cover away from the lower die holder 5, the unloading operation is realized while ejection and demolding are performed, the working time is saved, and the economic benefit is improved.

Step six: after the unloading is completed, the driving motor 41 moves in the opposite direction, the ejection block 93 is reset into the ejection groove 10, and meanwhile, the push plate 85 is driven to reset, so that automatic reset is realized, the casting of the next well lid is facilitated, and the well lid can be cast faster.

In sum, the driving motor 41 is started to eject the ejection block 93 from the ejection groove 10, thereby ejecting the well lid from the lower die holder 5, automatic demolding of the well lid is achieved, meanwhile, the first threaded rod 46 rotates to drive the first bevel gear 32 to rotate, the first bevel gear 32 drives the second threaded rod 34 on the second bevel gear 33 to rotate, and then the moving block 35 drives the supporting rod 81 to move forward, so that the push plate 85 moves to push the ejected well lid away from the lower die holder 5, ejection and unloading of the well lid are completed, the well lid is pushed away from the lower die holder 5 while ejection of the well lid is completed, demolding and unloading are simultaneously carried out, manual operation is not needed, manpower and material resources are saved, meanwhile, the working efficiency is improved, after unloading is completed, the driving motor 41 is started to move the ejection block 93 into the ejection groove 10, and meanwhile, the push plate 85 moves to the original position, automatic resetting is achieved, and a certain convenience is provided for well lid casting.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. A quick ejecting structure for nodular cast iron well lid casting grinding apparatus, including main support (1) and backup pad (6), its characterized in that: the novel automatic unloading device is characterized in that a supporting plate (6) is fixedly installed on the main support (1), a lower die holder (5) is installed on the upper surface of the supporting plate (6), the bottom of the lower die holder (5) is installed on an installation seat (7), a driving mechanism (4) is installed on the lower surface of the installation seat (7), ejection mechanisms (9) are installed on two sides of the driving mechanism (4), a pushing mechanism (3) is installed on the top of one side of the driving mechanism (4), and a unloading mechanism (8) is installed on the pushing mechanism (3).

2. The quick ejection structure for a casting grinding tool of a spheroidal graphite cast iron well lid according to claim 1, wherein: the driving mechanism (4) comprises a driving motor (41), a driving shaft (42), a driving gear (43), a driven gear (44), a driven shaft (45) and a first threaded rod (46), wherein the output end of the driving motor (41) is connected with the driving shaft (42), the driving shaft (42) is rotatably arranged at the bottom of the mounting seat (7), the driving gear (43) is fixed on the driving shaft (42), the driven gear (44) is meshed with two sides of the driving gear (43), the driven gear (44) is provided with the driven shaft (45), and the driven shaft (45) penetrates through the bottom of the mounting seat (7) to be connected with the first threaded rod (46).

3. The quick ejection structure for a casting grinding tool of a spheroidal graphite cast iron well lid according to claim 2, wherein: the mounting seat (7) is internally provided with a mounting cavity (12), mounting grooves (11) are formed in the inner walls of the two sides of the mounting cavity (12), and the first threaded rod (46) is mounted in the mounting grooves (11).

4. The quick ejection structure for a casting grinding tool of a spheroidal graphite cast iron well lid according to claim 1, wherein: the pushing mechanism (3) comprises a connecting shaft (31), a first bevel gear (32), a second bevel gear (33), a second threaded rod (34) and a moving block (35), wherein the second threaded rod (34) is rotatably arranged on the side wall of the main support (1), the second bevel gear (33) is arranged at one end, far away from the main support (1), of the second threaded rod (34), the moving block (35) is movably arranged on the second threaded rod (34), the first bevel gear (32) is meshed on the second bevel gear (33), and the first bevel gear (32) is fixed on the connecting shaft (31).

5. The quick ejection structure for a casting grinding tool of a spheroidal graphite cast iron well lid according to claim 1, wherein: the discharging mechanism (8) comprises a supporting rod (81), a first connecting rod (82), a second connecting rod (83), a mounting piece (84) and a pushing plate (85), wherein the first connecting rod (82) and the second connecting rod (83) are mounted on the supporting rod (81), the first connecting rod (82) and the second connecting rod (83) are symmetrically arranged along the supporting rod (81), the tail ends of the first connecting rod (82) and the second connecting rod (83) are mounted on the mounting piece (84), the mounting piece (84) is fixedly mounted on the outer side of the pushing plate (85), and the pushing plate (85) is arranged on the upper surface of the lower die holder (5).

6. The rapid ejection structure for a casting grinding tool of a spheroidal graphite cast iron manhole cover according to claim 5, wherein: the supporting rod (81) is fixed on the lower surface of the moving block (35), and the connecting shaft (31) is fixed on the top of one of the first threaded rods (46).

7. The quick ejection structure for a casting grinding tool of a spheroidal graphite cast iron well lid according to claim 1, wherein: the ejection mechanism (9) comprises a moving plate (91), ejector rods (92), ejection blocks (93) and guide blocks (94), wherein the guide blocks (94) are fixed on two sides of the moving plate (91), a plurality of ejector rods (92) are arranged on the moving plate (91), and the ejection blocks (93) are arranged at the tops of the ejector rods (92).

8. The quick ejection structure for a casting grinding tool of a spheroidal graphite cast iron well lid according to claim 7, wherein: the bottom of die holder (5) is equipped with a plurality of ejecting grooves (10), and the bottom of ejecting groove (10) is equipped with the limiting plate, and the size of ejecting groove (10) matches with the size of ejecting piece (93), and ejecting piece (93) set up in ejecting groove (10).