阅读说明：本技术 一种柴油机缸盖浇铸系统 (Diesel engine cylinder cover casting system ) 是由 王涛 胡发林 于 2021-06-08 设计创作，主要内容包括：本发明涉及一种柴油机缸盖浇铸系统,包括机箱、行走齿轨、行走夹具、驱动组件、浇铸组件；行走齿轨上下并排设置为两组,每组数量为两个且分别设置于机箱内部两侧壁上；行走夹具上下并排设置为两个且分别与上下并排设置的两组行走齿轨啮合,两个行走夹具分别夹取上模具、下模具并行走于齿轨上；驱动组件至少驱动位于机箱任意一侧壁的两个行走齿轨相互靠近/远离,行走齿轨通过行走夹具带动上模具、下模具进行开模/合模；浇铸组件包括浇铸管组以及驱动浇铸管组上下移动进行浇铸工作的一号液压推杆,所述浇铸管组与上模具上的浇口对应。本发明浇铸系统能够实现批量生产,设备运行成本低,加工效率更高,且最少只需一人即可操作,人工成本低。(The invention relates to a diesel engine cylinder cover casting system which comprises a case, a walking rack rail, a walking clamp, a driving assembly and a casting assembly, wherein the walking rack rail is arranged on the case; the traveling rack rails are arranged in two groups side by side up and down, and each group is two and is respectively arranged on two side walls in the case; the two walking clamps are arranged side by side up and down and are respectively meshed with the two groups of walking rack rails arranged side by side up and down, and the two walking clamps respectively clamp the upper die and the lower die and walk on the rack rails; the driving assembly at least drives the two walking tooth rails positioned on any side wall of the case to mutually approach/depart from each other, and the walking tooth rails drive the upper die and the lower die to open/close the die through the walking clamp; the casting assembly comprises a casting pipe group and a first hydraulic push rod for driving the casting pipe group to move up and down to perform casting work, and the casting pipe group corresponds to a pouring gate on the upper die. The casting system can realize batch production, has low equipment operation cost and higher processing efficiency, can be operated by only one person at least, and has low labor cost.)

1. A diesel engine cylinder head casting system, characterized by, includes:

the device comprises a case (1), an inlet and an outlet are respectively arranged at two ends of the case, and sealing doors (11) are respectively arranged at the inlet and the outlet;

the traveling rack rails (2) are arranged in two groups in parallel up and down, and each group is two and is respectively arranged on two side walls in the case (1);

the two traveling fixtures (3) are arranged in parallel up and down and are respectively meshed with the two groups of traveling rack rails (2) arranged in parallel up and down, and the two traveling fixtures (3) respectively clamp the upper die and the lower die and travel on the rack rails;

the driving assembly (4) at least drives the two walking tooth rails (2) positioned on any side wall of the case (1) to approach/separate from each other, and the walking tooth rails (2) drive the upper die and the lower die to open/close the dies through the walking clamp (3);

and the casting assembly (5) comprises a casting pipe group (51) and a first hydraulic push rod (52) for driving the casting pipe group (51) to move up and down to perform casting work, wherein the casting pipe group (51) corresponds to a pouring gate on the upper die.

2. The diesel engine cylinder head casting system according to claim 1, wherein: walking rack (2) include slide (21), install walking gear (22) on slide (21) through the bearing, walking gear (22) set up to a plurality of and be a font along walking anchor clamps (3) walking direction and distribute, mesh between two adjacent walking gear (22), slide (21) cross-section that is located the below sets up to the C type, carries walking anchor clamps (3) one end of bed die to extend to in slide (21) of this C type.

3. The diesel engine cylinder head casting system according to claim 2, wherein: one end, close to the case (1), of the sliding plate (21) is fixedly provided with a sliding foot (23), the inner side wall, corresponding to the sliding foot (23), of the case (1) is provided with a sliding groove (24), and the sliding foot (23) slides in the sliding groove (24).

4. The diesel engine cylinder head casting system according to claim 2, wherein: walking anchor clamps (3) include splint (31), be fixed in extension plate (32) of splint (31) both sides, fixed set up in pinion rack (33) of extension plate (32) bottom, set up in splint (31) middle part and be used for placing inlay hole (34) of upper die/bed die, pinion rack (33) and walking gear (22) meshing.

5. The diesel engine cylinder head casting system according to claim 2, wherein: drive assembly (4) include V type articulated arm (41), articulated seat (42), No. two hydraulic push rod (43), V type articulated arm (41) include two through articulated hub connection's long arm, two long arm one ends pass through articulated seat (42) and articulated shaft and two slide (21) of walking rack (2) from top to bottom be connected, the rod end of No. two hydraulic push rod (43) runs through quick-witted case (1) outer wall and extends to quick-witted case (1) inside and the articulated shaft fixed connection of two long arm link ends.

6. The diesel engine cylinder head casting system according to claim 1, wherein: the casting pipe group (51) comprises a transverse pipe (511) and a plurality of branch pipes (512) communicated with the bottom of the transverse pipe (511), the distance between every two adjacent branch pipes (512) is the distance between gates of upper molds clamped on two adjacent walking clamps (3), the rod end of the first hydraulic push rod (52) is fixedly connected with the transverse pipe (511) and the cylinder end of the first hydraulic push rod is fixedly connected with the machine case (1), and the transverse pipe (511) is connected with an external casting liquid source through a hose.

7. The diesel engine cylinder head casting system according to claim 2, wherein: no. three hydraulic push rods (6) are all installed above the walking gear (22) on the inner side of the outlet of the case (1), the rod ends of the No. three hydraulic push rods (6) are fixed with baffle plates (7), and the baffle plates (7) correspond to the toothed plates (33).

8. The diesel engine cylinder head casting system according to claim 1, wherein: the ejector rod through hole has all been seted up in last mould and the bed die, the ejector rod through hole internal fixation is equipped with the sliding sleeve, it is equipped with ejector rod (8) to slide in the sliding sleeve, ejector rod (8) one end is passed through connecting plate (13) and is connected with No. four hydraulic push rod (9), and No. four hydraulic push rod (9) one end is connected with quick-witted case (1).

9. The diesel engine cylinder head casting system according to claim 1, wherein: all seted up the multirow vent on the wall of both sides around quick-witted case (1), fixedly on the quick-witted case (1) outer wall that the vent corresponds be equipped with bellows (10), two bellows (10) are all through air-cooler (12) of pipe connection machine case (1) outside.

Technical Field

The invention belongs to the technical field of diesel engine processing, and particularly relates to a casting system for a cylinder cover of a diesel engine.

Background

The cylinder cover of the diesel engine (also called as a cylinder cover) is an important part of the diesel engine, the cylinder cover is externally provided with a shape, the inside of the cylinder cover is provided with an air inlet channel, an air exhaust channel, a cooling water channel, an oil injector seat and other structures, the bottom surface of the cylinder cover is provided with an air inlet valve, an air exhaust valve and other structures, meanwhile, the bottom surface of the cylinder cover is also the top of a combustion chamber of the diesel engine, the structure of the cylinder cover is complex, a blank is generally manufactured by a casting method, and in most cases, the material of the cylinder cover is generally cast iron. However, for high power and light weight diesel engines, especially for cars or high performance off-road vehicles, the cylinder head of the diesel engine is made of aluminum alloy, and at present, for the aluminum alloy diesel engine cylinder head, a casting method combining an outer mold of an all-metal mold for forming the shape of the cylinder head and a sand core for forming an internal gas channel is generally adopted, and a cylinder head casting is obtained through gravity casting and low-pressure casting.

When a metal mold is adopted to cast a product in the prior art, the product is generally required to be taken away after one product is cast, the next product is put into the product, and the casting is continued, so that a lot of time is wasted in the process, and the working efficiency is reduced, so that a diesel engine cylinder cover casting system capable of realizing continuous casting is required to solve the problems.

Disclosure of Invention

The invention aims to solve the problems and provide a diesel engine cylinder head casting system.

The invention realizes the purpose through the following technical scheme:

a diesel engine cylinder head casting system, comprising:

the device comprises a case, a door and a door, wherein an inlet and an outlet are respectively arranged at two ends of the case, and sealing doors are respectively arranged at the inlet and the outlet;

the traveling rack rails are arranged in two groups in parallel up and down, and each group is two and is respectively arranged on two side walls in the case;

the two walking clamps are arranged side by side up and down and are respectively meshed with the two groups of walking rack rails arranged side by side up and down, and the two walking clamps respectively clamp the upper die and the lower die and walk on the rack rails;

the driving assembly at least drives the two walking tooth rails positioned on any side wall of the case to mutually approach/depart from each other, and the walking tooth rails drive the upper die and the lower die to open/close the die through the walking clamp;

the casting assembly comprises a casting pipe group and a first hydraulic push rod for driving the casting pipe group to move up and down to perform casting work, and the casting pipe group corresponds to a pouring gate on the upper die.

As a further optimization scheme of the invention, the walking rack comprises a sliding plate and a plurality of walking gears which are arranged on the sliding plate through bearings, the walking gears are distributed in a straight line shape along the walking direction of the walking fixture, two adjacent walking gears are meshed with each other, the section of the sliding plate positioned below is arranged in a C shape, and one end of the walking fixture for conveying the lower die extends into the C-shaped sliding plate.

As a further optimization scheme of the invention, one end of the sliding plate close to the case is fixedly provided with a sliding foot, the inner side wall of the case corresponding to the sliding foot is provided with a sliding groove, and the sliding foot slides in the sliding groove.

As a further optimization scheme of the invention, the walking clamp comprises a clamping plate, extension plates fixed on two sides of the clamping plate, a toothed plate fixedly arranged at the bottom of the extension plate, and a caulking hole arranged in the middle of the clamping plate and used for placing an upper mold/a lower mold, wherein the toothed plate is meshed with the walking gear.

As a further optimization scheme of the invention, the driving assembly comprises a V-shaped hinged arm, a hinged seat and a second hydraulic push rod, the V-shaped hinged arm comprises two long arms connected through a hinged shaft, one ends of the two long arms are connected with sliding plates of the upper walking rack and the lower walking rack through the hinged seat and the hinged shaft, and the rod end of the second hydraulic push rod penetrates through the outer wall of the case and extends into the case to be fixedly connected with the hinged shaft at the connecting end of the two long arms.

As a further optimization scheme of the invention, the casting pipe group comprises a transverse pipe and a plurality of branch pipes communicated with the bottom of the transverse pipe, the distance between every two adjacent branch pipes is the distance between gates of upper molds clamped on two adjacent walking fixtures, the rod end of the first hydraulic push rod is fixedly connected with the transverse pipe, the cylinder end of the first hydraulic push rod is fixedly connected with the chassis, and the transverse pipe is connected with an external casting liquid source through a hose.

As a further optimization scheme of the invention, three hydraulic push rods are respectively installed above the traveling gears at the inner side of the outlet of the case, and the rod ends of the three hydraulic push rods are fixed with baffle plates corresponding to the toothed plates.

As a further optimization scheme of the invention, ejector rod through holes are formed in the upper die and the lower die, sliding sleeves are fixedly arranged in the ejector rod through holes, ejector rods are arranged in the sliding sleeves in a sliding mode, one end of each ejector rod is connected with a fourth hydraulic push rod through a connecting plate, and one end of each fourth hydraulic push rod is connected with the chassis.

As a further optimization scheme of the invention, a plurality of rows of ventilation openings are formed in the front side wall and the rear side wall of the case, air boxes are fixedly arranged on the outer wall of the case corresponding to the ventilation openings, and the two air boxes are connected with an air cooler outside the case through pipelines.

The invention has the beneficial effects that:

1) according to the invention, the traveling fixtures are adopted to drive the molds to slide on the traveling rack rails in the case, two adjacent traveling fixtures are placed in a fitting manner, the toothed plates on two sides of each traveling fixture are meshed with the traveling gears on the traveling rack rails, feeding and discharging can be easily realized, all upper and lower molds can be indirectly driven to open and close the molds through the traveling rack rails by the driving assembly, the casting pipe groups can cast all the molds, the whole system can be arranged to realize batch production, the equipment operation cost is low, the processing efficiency is higher, the operation can be realized by only one person at least, and the labor cost is low;

2) when the walking clamp is manually pushed to drive the mold to move, the walking clamp is matched with the baffle plate for use, so that the upper mold and the lower mold can accurately correspond, the pouring gate accurately corresponds to the casting pipe group, the ejector rod accurately corresponds to the sliding sleeve, and the smooth batch casting work is ensured;

3) according to the invention, the walking fixture is used for fixing the mold, so that when the required mold needs to be replaced, the mold is convenient to replace, the molds of different models can be conveniently replaced, and the adaptability is strong.

Drawings

FIG. 1 is a top view of the interior of an integrated enclosure of the present invention;

FIG. 2 is a schematic view of the overall cross-sectional structure of the present invention;

FIG. 3 is a cross-sectional view of the traveling rack of the present invention;

FIG. 4 is a front view of the cast tube section of the present invention;

in the figure: 1. a chassis; 2. a traveling rack rail; 21. a slide plate; 22. a traveling gear; 23. a sliding foot; 24. a chute; 3. a walking clamp; 31. a splint; 32. an extension plate; 33. a toothed plate; 34. embedding holes; 4. a drive assembly; 41. a V-shaped articulated arm; 42. a hinged seat; 43. a second hydraulic push rod; 5. casting the component; 51. casting a pipe group; 511. a transverse tube; 512. pipe distribution; 52. a first hydraulic push rod; 6. a third hydraulic push rod; 7. a baffle plate; 8. a top rod; 9. a fourth hydraulic push rod; 10. an air box; 11. a sealing door; 12. an air cooler; 13 connecting the plates.

Detailed Description

The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.

Example 1

As shown in fig. 1-4, a diesel engine cylinder head casting system includes:

the two ends of the case 1 are respectively provided with an inlet and an outlet, and the inlet and the outlet are respectively provided with a sealing door 11.

The traveling rack rails 2 are arranged in two groups in parallel up and down, and each group is two and is respectively arranged on two side walls in the case 1; walking rack 2 includes slide 21, installs walking gear 22 on slide 21 through the bearing, walking gear 22 sets up to a plurality of and is the in-line distribution on 3 walking directions of walking anchor clamps of edge, and meshing between two adjacent walking gear 22, the slide 21 cross-section that is located the below sets up to the C type, and 3 one end of the walking anchor clamps of carrying the bed die extend to in the slide 21 of this C type. One end of the sliding plate 21 close to the case 1 is fixedly provided with a sliding foot 23, the inner side wall of the case 1 corresponding to the sliding foot 23 is provided with a sliding groove 24, and the sliding foot 23 slides in the sliding groove 24.

The two walking clamps 3 are arranged in parallel up and down and are respectively meshed with the two groups of walking rack rails 2 arranged in parallel up and down, and the two walking clamps 3 respectively clamp the upper die and the lower die and walk on the rack rails; walking anchor clamps 3 include splint 31, be fixed in extension plate 32 of splint 31 both sides, fixed set up in the pinion rack 33 of extension plate 32 bottom, set up in splint 31 middle part and be used for placing the caulking hole 34 of mould/bed die, pinion rack 33 and walking gear 22 meshing.

The driving assembly 4 at least drives the two walking tooth rails 2 positioned on any side wall of the case 1 to approach to/depart from each other, and the walking tooth rails 2 drive the upper die and the lower die to open/close the die through the walking clamp 3; drive assembly 4 includes V type articulated arm 41, articulated seat 42, No. two hydraulic push rod 43, V type articulated arm 41 includes that two long arms, two long arm one ends that are connected through articulated shaft are connected with slide 21 of two upper and lower walking cogged rails 2 through articulated seat 42 and articulated shaft, No. two hydraulic push rod 43's rod end runs through quick-witted case 1 outer wall and extends to quick-witted case 1 inside and the articulated shaft fixed connection of two long arm link ends.

The casting assembly 5 comprises a casting pipe group 51 and a first hydraulic push rod 52 for driving the casting pipe group 51 to move up and down to perform casting work, wherein the casting pipe group 51 corresponds to a pouring gate on the upper die; the casting pipe group 51 comprises a transverse pipe 511 and a plurality of branch pipes 512 communicated with the bottom of the transverse pipe 511, the distance between every two adjacent branch pipes 512 is the distance between gates of upper molds clamped on two adjacent travelling fixtures 3, the rod end of the first hydraulic push rod 52 is fixedly connected with the transverse pipe 511, the cylinder end of the first hydraulic push rod is fixedly connected with the case 1, and the transverse pipe 511 is connected with an external casting liquid source through a hose.

No. three hydraulic push rods 6 are installed above the walking gears 22 on the inner side of the outlet of the case 1, the rod ends of the No. three hydraulic push rods 6 are fixed with baffle plates 7, the cylinder ends are fixedly connected with the case 1, and the baffle plates 7 correspond to the toothed plates 33.

The ejector rod through holes are formed in the upper die and the lower die, a sliding sleeve is fixedly arranged in each ejector rod through hole, an ejector rod 8 is arranged in the sliding sleeve in a sliding mode, one end of the ejector rod 8 is connected with a fourth hydraulic push rod 9 through a connecting plate 13, and one end of the fourth hydraulic push rod 9 is connected with the case 1.

It should be noted that: when casting is carried out, the third hydraulic push rod 6 can be controlled to be started through a switch to drive the baffle 7 to extend out;

firstly, respectively placing an upper die and a lower die in different walking fixtures 3, specifically placing the upper die and the lower die in a caulking hole 34 on a clamping plate 31, then placing the walking fixtures 3 bearing the upper die on two walking tooth rails 2 above the inner cavity of a case 1, correspondingly and meshing a toothed plate 33 at the bottom of an extension plate 32 with a walking gear 22 on a sliding plate 21, directly pushing the clamping plate 31 to push the walking fixtures 3 into the case 1, at the moment, the walking fixtures 3 are not completely pushed into the case 1, when waiting for the walking fixtures 3 to be placed continuously, the next walking fixture 3 is pushed into next walking fixture 3 which is not completely entered, thus ensuring that two adjacent walking fixtures 3 are attached, after the walking fixtures 3 drive the upper die to be placed completely, the same step is that the walking fixtures 3 loaded with the lower die are pushed into the two walking tooth rails 2 below, and after the walking fixtures are pushed completely, the baffle 7 can block the first pushed walking clamp 3 with the upper die and the lower die, and at this moment, the walking clamp 3 drives the dies to move in place;

at the moment, a sealing door 11 at the inlet of a case 1 is closed, a second hydraulic push rod 43 is opened through a switch, the second hydraulic push rod 43 contracts, two upper and lower sliding plates 21 are driven to approach each other through two long arms, mold assembly is realized, at the moment, a fourth hydraulic push rod 9 is controlled through the switch to drive an ejector rod 8 to be inserted into a sliding sleeve to block the inner cavity of the sliding sleeve, then a first hydraulic push rod 52 is controlled to be started through the switch to drive a transverse pipe 511 and a branch pipe 512 to move downwards, the branch pipe 512 is inserted into a sprue on an upper mold, then a valve on the transverse pipe 511 is opened, casting liquid flows into a cavity formed by the upper mold and the lower mold through the transverse pipe 511 and the branch pipe 512, and after casting is finished, the first hydraulic push rod 52 is controlled to drive a casting pipe group 51 to return to the original position; after the cylinder cover of the diesel engine is cooled and formed, the second hydraulic push rod 43 is controlled to do extension movement, the two upper and lower sliding plates 21 are driven by the two long arms to be away from each other, mold opening is achieved, the fourth hydraulic push rod 9 is controlled to drive the ejector rod 8 to be ejected into the cavity, a product is demoulded but does not leave the mold, mold closing is controlled, casting work of the next batch of products is continued, the third hydraulic push rod 6 drives the baffle 7 to retract, the sealing door 11 at the outlet is opened, when the travelling clamp 3 drives the upper mold and the lower mold to enter the case 1, the travelling clamp 3 with the cast mold in the case 1 is pushed out from the outlet, the product is taken out of the mold after being pushed out, and the mold is cleaned and is convenient to use for the next time.

The travel gear 22 may also be driven by a motor for saving effort.

As shown in fig. 1-2, a plurality of rows of ventilation openings are formed in both the front and rear side walls of the case 1, air boxes 10 are fixedly arranged on the outer wall of the case 1 corresponding to the ventilation openings, and the two air boxes 10 are connected with an air cooler 12 outside the case 1 through a pipeline.

It should be noted that: in the product cooling and forming process, the air cooler 12 can be started, and the output cold air is discharged into the case 1 from the air box 10 and the ventilation opening to cool the mold and accelerate the product forming;

when 8 drawing of patterns of ejector pin in quick-witted case 1, last mould, product and bed die at this moment are in the detached state, can be through the work of air-cooler 12 this moment, will go up mould, bed die inside and product and cool off once more, avoid following quick-witted case 1 ejection of compact back staff and take and cause the scald.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.