CN209614134U - A kind of internal core-pulling mechanism and cold box die - Google Patents
A kind of internal core-pulling mechanism and cold box die Download PDFInfo
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- CN209614134U CN209614134U CN201822223643.9U CN201822223643U CN209614134U CN 209614134 U CN209614134 U CN 209614134U CN 201822223643 U CN201822223643 U CN 201822223643U CN 209614134 U CN209614134 U CN 209614134U
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- loose piece
- pulling mechanism
- cold
- terminal pad
- sand core
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Abstract
The utility model relates to a kind of internal core-pulling mechanism and cold box dies, including upper loose piece, lower loose piece, upper sliding track mechanism, downslide rail mechanism, upper pulling mechanism and lower pulling mechanism；The lateral surface of the lateral surface of the upper loose piece and the lower loose piece, which cooperates, is collectively formed the medial surface of sand core；It is oppositely arranged between the upper sliding track mechanism and the downslide rail mechanism；The upper pulling mechanism and lower pulling mechanism are separately positioned on the top of sliding track mechanism and the lower section of downslide rail mechanism, and the upper pulling mechanism and lower pulling mechanism drive the upper loose piece and lower loose piece to be slidably arranged in the upper sliding track mechanism and downslide rail mechanism respectively.The utility model interior pumping loose piece when sand core demoulds can take out convenient and efficient to contract, sand core, to solve the problems, such as the sand core demoulding taking-up that there is muscle in inside.
Description
Technical field
The utility model relates to cast casting technical fields, more particularly to a kind of internal core-pulling mechanism and cold box die.
Background technique
It is generally divided into the casting technique of industrial casting, on the inside of sand core smooth and has two kinds of structures of muscle.Wherein, sand
When in-core side is shiny surface structure, certain pattern draft, which is usually simply provided, just can successfully make sand core depanning.And in sand core
When there is muscle structure in side, can not normally be arranged certain pattern draft just can draft, core box must could demould by inner core pulling and be taken
Sand core out.
Utility model content
Based on this, the purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of internal core-pulling mechanism,
Interior pumping loose piece can be to contract, sand core taking-up convenient and efficient, to solve the sand core demoulding that there is muscle in inside when demoulding for sand core
Taking-up problem.
To achieve the goals above, the technical solution adopted in the utility model are as follows:
A kind of internal core-pulling mechanism, including upper loose piece, lower loose piece, upper sliding track mechanism, downslide rail mechanism, upper pulling mechanism and lower pumping
Mechanism；The lateral surface of the lateral surface of the upper loose piece and the lower loose piece, which cooperates, is collectively formed the medial surface of sand core；It is described
It is oppositely arranged between upper sliding track mechanism and the downslide rail mechanism；The upper pulling mechanism and lower pulling mechanism are separately positioned on sliding rail
The top of mechanism and the lower section of downslide rail mechanism, and the upper pulling mechanism and lower pulling mechanism drive the upper loose piece and lower work respectively
Block is slidably arranged in the upper sliding track mechanism and downslide rail mechanism.
In order to achieve better technical results, further technical improvements include, the side wall of the upper loose piece with it is described
The side wall of lower loose piece is bonded setting, and is tilted towards outer setting, the lower work in the middle part of the relatively upper loose piece of the side wall of the upper loose piece
The side wall of block descends the inwardly angled setting in the middle part of loose piece relatively.
In order to achieve better technical results, further technical improvements include, the side wall of the upper loose piece with it is described
The side wall of lower loose piece is bonded setting, and the inwardly angled setting in middle part of the relatively upper loose piece of the side wall of the upper loose piece, the lower work
The side wall of block, which is descended relatively in the middle part of loose piece, is tilted towards outer setting.
In order to achieve better technical results, further technical improvements include the upper sliding track mechanism includes above leading
Rail chair and upper rail, the upper rail are slidably arranged on upper rail seat, and one end of upper rail and the fixed company of the upper loose piece
It connects.
In order to achieve better technical results, further technical improvements include the downslide rail mechanism is led under including
Rail chair and lower guideway, the lower guideway are slidably arranged on lower guideway seat, and one end of lower guideway and the fixed company of the lower loose piece
It connects.
In order to achieve better technical results, further technical improvements include, the upper pulling mechanism include upper bracket,
Upper terminal pad, upper connecting rod and upper cylinder；The upper bracket is fixed on sliding track mechanism, and the upper terminal pad is movably set in
On support, the upper connecting rod both ends are rotatablely connected with the upper loose piece and upper terminal pad respectively, the upper cylinder and upper terminal pad
Top connection, and upper terminal pad is driven to move up and down.
In order to achieve better technical results, further technical improvements include, the lower pulling mechanism include undersetting,
Lower terminal pad, lower link and lower cylinder；The undersetting is fixed on glidepath actuator base, and the lower terminal pad is movably set in
On undersetting, the lower link both ends are rotatablely connected with the lower loose piece and lower terminal pad respectively, the lower cylinder and lower connection
Connection at the top of disk, and lower terminal pad is driven to move up and down.
In addition, the another object of the utility model is to provide a kind of cold box die, including described in any of the above embodiments interior
Core-pulling mechanism, further includes cold-box upper mold, cold-box lower die and post rod mechanism, the cold-box upper mold, cold-box lower film with it is interior
Sand core type chamber is collectively formed between core-pulling mechanism, the bottom of the sand core type chamber is arranged in the post rod mechanism.
In order to achieve better technical results, further technical improvements include, the cold-box upper molds to be equipped with nozzle,
The nozzle is connected to the top of the sand core type chamber.
In order to achieve better technical results, further technical improvements include the post rod mechanism includes plunger tip branch
Strut, lower roof plate, lower push rod and guide post, the lower roof plate are arranged on the plunger tip support rod, and the lower end of the lower push rod is solid
It is scheduled on lower roof plate, the upper end presses against the bottom of the sand core type chamber, and the top of the guide post is fixed under the cold-box
The bottom of mould, lower end pass through the lower roof plate and extend downwardly away.
Internal core-pulling mechanism described in the utility model as a result, in sand core molding, the inside phase of lateral surface and sand core
Match, and in sand core demoulding, drive loose piece and lower loose piece in upper and lower sliding track mechanism respectively by upper pulling mechanism and lower pulling mechanism
Middle sliding, to successively drive upper loose piece and lower loose piece to central reduction, so that it is convenient that sand core takes out with separating on the inside of sand core
Efficiently, the sand core demoulding taking-up that there is muscle in inside is solved the problems, such as.Furthermore cold box die described in the utility model, by cold
Sand core type chamber is cooperatively formed between core box upper mold, cold-box lower die and internal core-pulling mechanism, by forming sand after shooting case of core maker sand
Core can fast and effeciently eject sand core under the action of post rod mechanism, so that there is the life of the sand core of muscle structure in inside
It is efficiently convenient to produce, and improves productivity effect.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the internal core-pulling mechanism of the utility model；
Fig. 2 is the decomposition diagram of the internal core-pulling mechanism of the utility model；
Fig. 3 is the structural schematic diagram of the cold box die of the utility model；
Fig. 4 is the diagrammatic cross-section of the cold box die of the utility model.
Specific embodiment
To further illustrate each embodiment, the utility model is provided with attached drawing.These attached drawings are in the utility model discloses
A part of appearance mainly to illustrate embodiment, and can cooperate the associated description of specification former come the running for explaining embodiment
Reason.Cooperation refers to these contents, and those skilled in the art will be understood that other may obtain embodiment and this is practical
Novel advantage.
As depicted in figs. 1 and 2, the internal core-pulling mechanism of the utility model, including upper loose piece 10, lower loose piece 20, upper sliding rail machine
Structure 30, downslide rail mechanism 40, upper pulling mechanism 50 and lower pulling mechanism 60；The lateral surface of the upper loose piece 10 and the lower loose piece 20
Lateral surface, which cooperates, is collectively formed the medial surface of sand core；It is opposite between the upper sliding track mechanism 30 and the downslide rail mechanism 40
Setting；The upper pulling mechanism 50 and lower pulling mechanism 60 are separately positioned under the top and downslide rail mechanism 40 of sliding track mechanism 30
Side, and the upper pulling mechanism 50 and lower pulling mechanism 60 drive the upper loose piece 10 and lower loose piece 20 to be slidably arranged on described respectively
In sliding track mechanism 30 and downslide rail mechanism 40.
The side wall of the upper loose piece 10 of the utility model is bonded there are mainly two types of the modes of setting with the side wall of lower loose piece 20, tool
The first is that the middle part of the relatively upper loose piece 10 of the side wall of upper loose piece 10 is tilted towards outer setting to body, and the side wall of lower loose piece 20 is relatively lower to live
The inwardly angled setting in the middle part of block 20；Second is that the side wall of upper loose piece 10 goes up the inwardly angled setting in middle part of loose piece 10 relatively,
The side wall of lower loose piece 20 descends the middle part of loose piece 20 to be tilted towards outer setting relatively.Itself main difference is that, using the first design
When, lower loose piece 20 is shunk first, then shrinks loose piece 10 again；When using second of design, upper loose piece 10 is shunk first, then
Lower loose piece 20 is shunk again.But either use any sequence, be in structure it is consistent, the sequence for only receiving mould it is different and
.
In addition, in the present embodiment, it is preferable that the quantity of the upper loose piece 10 is four, and the quantity of the lower loose piece 20 is
It four, is successively staggeredly evenly arranged respectively.
Specifically, it is oppositely arranged on loose piece 10 between upper sliding track mechanism 30 and downslide rail mechanism 40 and lower loose piece 20 is common
In the hollow structure surrounded.Wherein, upper sliding track mechanism 30 includes upper rail seat 31 and upper rail 32, and the sliding of upper rail 32 is set
It sets on upper rail seat 31, and one end of upper rail 32 is fixedly connected with the upper loose piece 10.In addition, downslide rail mechanism 40 includes
Lower guideway seat 41 and lower guideway 42, the lower guideway 42 are slidably arranged on lower guideway seat 41, and one end of lower guideway 42 and institute
Lower loose piece 20 is stated to be fixedly connected.
And the upper pulling mechanism 50 of the utility model is mounted on the top of sliding track mechanism 30, lower pulling mechanism 60 is mounted on downslide
The lower section of rail mechanism 40.Wherein, upper pulling mechanism 50 includes upper bracket 51, upper terminal pad 52, upper connecting rod 53 and upper cylinder 54；It is described
Upper bracket 51 is fixed on sliding track mechanism 30, and the upper terminal pad 52 is movably set on upper bracket 51, the upper connecting rod 53
Both ends are rotatablely connected with the upper loose piece 10 and upper terminal pad 52 respectively, are connected at the top of the upper cylinder 54 and upper terminal pad 52,
And upper terminal pad 52 is driven to move up and down.In addition, the lower pulling mechanism 60 includes undersetting 61, lower terminal pad 62, lower link
63 and lower cylinder 64；The undersetting 61 is fixed on 40 bottom of downslide rail mechanism, and the lower terminal pad 62 is movably set in lower branch
On seat 61,63 both ends of lower link are rotatablely connected with the lower loose piece 20 and lower terminal pad 62 respectively, the lower cylinder 64 with
It is connected at the top of lower terminal pad 62, and lower terminal pad 62 is driven to move up and down.
As shown in Figures 3 and 4, the cold box die of the utility model further includes cold core including core-pulling device described above
Box upper mold 70, cold-box lower die 80 and post rod mechanism 90, the cold-box upper mold 70, cold-box lower film 80 and internal core-pulling mechanism it
Between sand core type chamber 100 is collectively formed, the bottom of the sand core type chamber 100 is arranged in the post rod mechanism 90.Wherein, the cold-box
Upper mold 70 is equipped with nozzle 71, which is connected to the top of the sand core type chamber 100.
And the post rod mechanism 90 includes plunger tip support rod 91, lower roof plate 92, lower push rod 93 and guide post 94, the lower roof plate
92 are arranged on the plunger tip support rod 91, and the lower end of the lower push rod 93 is fixed on lower roof plate 92, and the upper end presses against institute
The bottom of sand core type chamber 100 is stated, the top of the guide post 94 is fixed on the bottom of the cold-box lower die 80, and lower end passes through institute
It states lower roof plate 92 and extends downwardly away.
Illustrate the working principle of the patent of the utility model below:
Using the utility model cold box die when, first core sand by core making machine from nozzle 71 inject sand core type chamber
In 100 and solidification of blowing, so that the sand core in sand core type chamber 100 forms；Then cold-box upper mold 70 is removed by core making machine.
Then driving upper cylinder 54 drives upper terminal pad 52 to move up, and the upper connecting rod 53 being connected with upper terminal pad 52 is and then oblique
Upper movement, upper connecting rod 53 drives upper loose piece 10 to move inward in parallel on upper rail seat 31 by upper rail 32 again, to complete
The inside core pulling action of upper loose piece 10；Drive lower cylinder 64 that lower terminal pad 62 is driven to move down again, the lower company being connected with lower terminal pad 62
Bar 63 and then moves obliquely, and lower link 63 drives lower loose piece 20 inwardly to move by the way that lower guideway 42 is parallel on lower guideway seat 41 again
It is dynamic, complete the lower inside core pulling action of loose piece 20.
After the completion of the inside core pulling action of upper loose piece 10 and lower loose piece 20, plunger tip is moved upwards by plunger tip support rod 91,
Lower roof plate 92 and lower push rod 93 move up plunger tip along guide post 94, complete plunger tip movement.
And the mould assembling action of the utility model is just opposite with above-mentioned steps.
Compared with prior art, cold box die described in the utility model, in sand core molding, lateral surface and sand core
Inside match, and sand core demoulding when, by upper pulling mechanism and lower pulling mechanism drive respectively loose piece and lower loose piece it is upper,
It is slided in downslide rail mechanism, thus successively drive upper loose piece and lower loose piece to central reduction, thus with being separated on the inside of sand core, sand
Core takes out convenient and efficient, solves the problems, such as the sand core demoulding taking-up that there is muscle in inside.Furthermore cold-box mould described in the utility model
Tool, by cooperatively forming sand core type chamber between cold-box upper mold, cold-box lower die and internal core-pulling mechanism, passes through shooting case of core maker sand
After form sand core, fast and effeciently sand core can be ejected under the action of post rod mechanism, so that there is muscle structure in inside
The production of sand core is efficiently convenient, improves productivity effect.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.
Claims (10)
1. a kind of internal core-pulling mechanism, it is characterised in that: including upper loose piece, lower loose piece, upper sliding track mechanism, downslide rail mechanism, upper pumping
Mechanism and lower pulling mechanism；The interior of sand core is collectively formed in the lateral surface of the upper loose piece and the lateral surface mutual cooperation of the lower loose piece
Side；It is oppositely arranged between the upper sliding track mechanism and the downslide rail mechanism；The upper pulling mechanism and lower pulling mechanism are set respectively
The top in upper sliding track mechanism and the lower section of downslide rail mechanism are set, and the upper pulling mechanism and lower pulling mechanism drive on described respectively
Loose piece and lower loose piece are slidably arranged in the upper sliding track mechanism and downslide rail mechanism.
2. internal core-pulling mechanism according to claim 1, it is characterised in that: the side wall of the upper loose piece and the lower loose piece
Side wall fitting setting, and outer setting, the side wall of the lower loose piece are tilted towards in the middle part of the relatively upper loose piece of the side wall of the upper loose piece
The inwardly angled setting in the middle part of loose piece is descended relatively.
3. internal core-pulling mechanism according to claim 1, it is characterised in that: the side wall of the upper loose piece and the lower loose piece
Side wall fitting setting, and the inwardly angled setting in middle part of the relatively upper loose piece of the side wall of the upper loose piece, the side wall of the lower loose piece
It is descended in the middle part of loose piece relatively and is tilted towards outer setting.
4. internal core-pulling mechanism according to claim 1, it is characterised in that: the upper sliding track mechanism includes upper rail seat and upper
Guide rail, the upper rail are slidably arranged on upper rail seat, and one end of upper rail is fixedly connected with the upper loose piece.
5. internal core-pulling mechanism according to claim 1, it is characterised in that: the downslide rail mechanism includes lower guideway seat under
Guide rail, the lower guideway are slidably arranged on lower guideway seat, and one end of lower guideway is fixedly connected with the lower loose piece.
6. internal core-pulling mechanism according to claim 1, it is characterised in that: the upper pulling mechanism includes upper bracket, upper connection
Disk, upper connecting rod and upper cylinder；The upper bracket is fixed on sliding track mechanism, and the upper terminal pad is movably set in upper bracket
On, the upper connecting rod both ends are rotatablely connected with the upper loose piece and upper terminal pad respectively, at the top of the upper cylinder and upper terminal pad
Connection, and upper terminal pad is driven to move up and down.
7. internal core-pulling mechanism according to claim 1, it is characterised in that: the lower pulling mechanism includes undersetting, lower connection
Disk, lower link and lower cylinder；The undersetting is fixed on glidepath actuator base, and the lower terminal pad is movably set in undersetting
On, the lower link both ends are rotatablely connected with the lower loose piece and lower terminal pad respectively, at the top of the lower cylinder and lower terminal pad
Connection, and lower terminal pad is driven to move up and down.
8. a kind of cold box die, it is characterised in that: including internal core-pulling mechanism described in any of the above-described claim, further include
Cold-box upper mold, cold-box lower die and post rod mechanism, it is common between the cold-box upper mold, cold-box lower film and internal core-pulling mechanism
Sand core type chamber is formed, the bottom of the sand core type chamber is arranged in the post rod mechanism.
9. cold box die according to claim 8, it is characterised in that: the cold-box upper mold is equipped with nozzle, the nozzle
It is connected to the top of the sand core type chamber.
10. cold box die according to claim 8, it is characterised in that: the post rod mechanism include plunger tip support rod, under
Top plate, lower push rod and guide post, the lower roof plate are arranged on the plunger tip support rod, and the lower end of the lower push rod is fixed on lower top
On plate, the upper end presses against the bottom of the sand core type chamber, and the top of the guide post is fixed on the bottom of the cold-box lower die,
Its lower end passes through the lower roof plate and extends downwardly away.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822223643.9U CN209614134U (en) | 2018-12-26 | 2018-12-26 | A kind of internal core-pulling mechanism and cold box die |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822223643.9U CN209614134U (en) | 2018-12-26 | 2018-12-26 | A kind of internal core-pulling mechanism and cold box die |
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| Publication Number | Publication Date |
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| CN209614134U true CN209614134U (en) | 2019-11-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109530616A (en) * | 2018-12-26 | 2019-03-29 | 广东富华铸锻有限公司 | A kind of internal core-pulling mechanism and cold box die |
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2018
- 2018-12-26 CN CN201822223643.9U patent/CN209614134U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109530616A (en) * | 2018-12-26 | 2019-03-29 | 广东富华铸锻有限公司 | A kind of internal core-pulling mechanism and cold box die |
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