CN107159849A - A kind of casting mould of excavator bucket teeth - Google Patents
A kind of casting mould of excavator bucket teeth Download PDFInfo
- Publication number
- CN107159849A CN107159849A CN201710559035.2A CN201710559035A CN107159849A CN 107159849 A CN107159849 A CN 107159849A CN 201710559035 A CN201710559035 A CN 201710559035A CN 107159849 A CN107159849 A CN 107159849A
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- CN
- China
- Prior art keywords
- inwall
- groove
- hole
- welded
- end surface
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/22—Moulds for peculiarly-shaped castings
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a kind of casting mould of excavator bucket teeth, including die shoe, the die shoe top is welded with lower bolster, and lower bolster top end surface is welded with bottom mold, the bottom mold top end surface is provided with trapezoidal groove, and trapezoidal groove bottom inwall is welded with lower punch, trapezoidal groove both sides inwall is provided with spliced eye, and spliced eye inwall is plugged with through hole post, and through hole post is in contact away from the side surface of trapezoidal groove one with the side surface of lower punch, the surrounding of the lower bolster top end surface is provided with guide groove, and guide groove inwall is welded with lead, the guiding top end is socketed with upper bolster.It is of the invention to be avoided using airway tube air guide in die cavity because gas discharges the casting deficiency that the problems such as occurring bubble not in time is caused, improve the service life and security performance of casting, and equipment pours bucket tooth screwed hole using through hole post, reduce drilling operating, cost of manufacture is reduced, production efficiency is improved.
Description
Technical field
The present invention relates to excavator bucket teeth production technical field, more particularly to a kind of casting mould of excavator bucket teeth.
Background technology
Casting is, into meeting necessarily required liquid and pouring enter in casting mold, through cooled and solidified, to level Metal Melting
The technical process of the casting of predetermined shape, size and performance is obtained after processing, cast blank reaches because of almost shaping and exempts from machine
The purpose that tool is processed or processed on a small quantity reduces cost and reduces Production Time to a certain extent, and casting is modem devices system
One of fundamental technology of industry is made, bucket tooth is mainly used on the engineering mechanical devices such as excavator, and the performance requirement of bucket tooth is for example strong
Degree, toughness, hardness, wearability, interior tissue, which must not require, bubble, shrinkage cavity, loose, sand holes etc. and size shape requirement,
It is related to the service life and installation capability of bucket tooth, however, bucket tooth is in reality casting, typically has casting deficiency, Jin Erying
Ring the service life and installation capability to bucket tooth.
The content of the invention
The invention aims to solve shortcoming present in prior art, and a kind of casting of the excavator bucket teeth proposed
Modeling has.
To achieve these goals, present invention employs following technical scheme：
A kind of casting mould of excavator bucket teeth, including die shoe, the die shoe top are welded with lower bolster, and lower bolster top
End surfaces are welded with bottom mold, and the bottom mold top end surface is provided with trapezoidal groove, and trapezoidal groove bottom inwall is welded with down
Punch-pin, trapezoidal groove both sides inwall is provided with spliced eye, and spliced eye inwall is plugged with through hole post, and through hole post is away from ladder
The side surface of connected in star one is in contact with the side surface of lower punch, and the surrounding of the lower bolster top end surface is provided with guide groove, and
Guide groove inwall is welded with lead, and the guiding top end is socketed with upper bolster, and the height of lead is more than upper bolster
Highly, the upper bolster bottom end surface is welded with upper padding plate, and upper padding plate bottom end surface is welded with trussell, the trussell bottom
End surfaces are provided with groove, and groove top inwall is provided with first through hole and the second through hole, and the first through hole inwall, which is plugged with, leads
Tracheae, and airway tube top side clamp connection has the first check valve, second through-hole wall, which is plugged with, pours pipe, and pours
Pipe top exterior walls clamp connection has the second check valve, it is described pour tube top end and be welded with pour groove.
It is preferred that, the caliber of the airway tube is less than the caliber for pouring pipe, and the first check valve is directed to airway tube
Bottom to the top of airway tube, top to the bottom for pouring pipe for being directed to pour pipe of the second check valve.
It is preferred that, the bottom mold and trussell have heat proof material to be made, and bottom mold size and trussell it is big
It is small to be adapted.
It is preferred that, the bore of trapezoidal groove top notch is adapted with the bore of groove-bottom end slot mouthful, and trapezoidal recessed
The depth of groove is less than the depth of groove, and groove is bonded with smooth pad with trapezoidal groove inwall.
It is preferred that, the through hole post protrudes from the outer surface of bottom mold, and through hole post and bottom mold outer wall junction screw thread
It is connected with clamping pin.
It is preferred that, the top surface and trussell lower surface of the bottom mold are provided with pilot hole, and are oriented to hole number
For four to six, the aperture of pilot hole is adapted to the diameter of lead.
It is preferred that, the bottom mold top end surface is provided with two the first bayonet sockets, and the first bayonet socket bottom inwall is connected with and pushed away
Bar motor, trussell bottom end surface is provided with two the second bayonet sockets, and the size of the second bayonet socket is identical with the size of the first bayonet socket, push rod
Motor output end is close to the second bayonet socket top inwall.
Beneficial effects of the present invention are：The equipment is avoided in die cavity using airway tube air guide because gas is discharged not in time
The casting that the problems such as bubble occur is caused is not enough, improves the service life and security performance of casting, and equipment uses through hole post
Bucket tooth screwed hole is poured, drilling operating is reduced, cost of manufacture is reduced, production efficiency is improved, and through hole post can be taken out,
Add and push-rod electric machine is used in the convenience that casting is taken, equipment, trussell can be released automatically, reduce labor intensity, and
Smooth pad is installed in groove, it is easy to cast member to take out, it is to avoid the phenomenon of adhesive mould.
Brief description of the drawings
Fig. 1 is a kind of overall structure diagram of the casting mould of excavator bucket teeth proposed by the present invention；
Fig. 2 is a kind of bottom mold structure top view of the casting mould of excavator bucket teeth proposed by the present invention.
In figure：1 die shoe, 2 lower bolsters, 3 bottom molds, 4 trussells, 5 upper padding plates, 6 upper bolsters, 7 first check valves, 8 are led
Tracheae, 9 pour groove, 10 second check valves, 11 lower punches, 12 through hole posts, 13 pour pipe.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.
Referring to Figures 1 and 2, a kind of casting mould of excavator bucket teeth, including die shoe 1, the top of die shoe 1 is welded with down
Backing plate 2, and the top end surface of lower bolster 2 is welded with bottom mold 3, the top end surface of bottom mold 3 is provided with trapezoidal groove, and trapezoidal groove bottom
End inwall is welded with lower punch 11, and trapezoidal groove both sides inwall is provided with spliced eye, and spliced eye inwall is plugged with through hole post 12,
And through hole post 12 is in contact away from the side surface of trapezoidal groove one with the side surface of lower punch 11, the surrounding of the top end surface of lower bolster 2
Guide groove is provided with, and guide groove inwall is welded with lead, is oriented to top end and is socketed with upper bolster 6, and the height of lead
More than the height of upper bolster 6, the bottom end surface of upper bolster 6 is welded with upper padding plate 5, and the bottom end surface of upper padding plate 5 is welded with trussell
4, the bottom end surface of trussell 4 is provided with groove, and groove top inwall is provided with first through hole and the second through hole, and first through hole inwall is inserted
Airway tube 8 is connected to, and the top side clamp connection of airway tube 8 has the first check valve 7, the second through-hole wall, which is plugged with, pours pipe
13, and pour the top exterior walls clamp connection of pipe 13 and have the second check valve 10, pour the top of pipe 13 and be welded with and pour groove 9.
In the present invention, the caliber of airway tube 8 is less than the caliber for pouring pipe 13, and the first check valve 7 is directed to airway tube 8
Bottom to the top of airway tube 8, the top for being directed to pour pipe 13 of the second check valve 10 is to the bottom for pouring pipe 13, lower casting
Mould 3 and trussell 4 have heat proof material to be made, and the size of bottom mold 3 and the size of trussell 4 are adapted, trapezoidal groove top
The bore of end slot mouthful is adapted with the bore of groove-bottom end slot mouthful, and the depth of trapezoidal groove is less than the depth of groove, groove and
Trapezoidal groove inwall is bonded with smooth pad, and through hole post 12 protrudes from the outer surface of bottom mold 3, and through hole post 12 and bottom mold 3
Outer wall junction is threaded with clamping pin, and the top surface and the lower surface of trussell 4 of bottom mold 3 are provided with pilot hole, and
It is four to six to be oriented to hole number, and the aperture of pilot hole is adapted to the diameter of lead, and the top end surface of bottom mold 3 is provided with two
Individual first bayonet socket, and the first bayonet socket bottom inwall is connected with push-rod electric machine, the bottom end surface of trussell 4 is provided with two the second bayonet sockets,
The size of second bayonet socket is identical with the size of the first bayonet socket, and push-rod electric machine output end is close to the second bayonet socket top inwall.
Operation principle：Upper bolster 6 is moved down by lead so that trussell 4 and bottom mold 3 are brought into close contact, insert through hole
Post 12 so that through hole post 12 is brought into close contact with lower punch 11, tightens clamping pin, opens the first check valve 7 and the second check valve 10,
Raw material are poured to pouring in groove 9, pipe 13 is poured and imports starting material solution in die cavity, airway tube 8 exports mould intracavity gas,
Casting is completed, through hole post 12 is extracted, moves up upper bolster 6, excavator bucket teeth is taken out.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (7)
1. a kind of casting mould of excavator bucket teeth, including die shoe（1）, it is characterised in that the die shoe（1）Weld on top
There is lower bolster（2）, and lower bolster（2）Top end surface is welded with bottom mold（3）, the bottom mold（3）Top end surface is provided with trapezoidal
Groove, and trapezoidal groove bottom inwall is welded with lower punch（11）, trapezoidal groove both sides inwall is provided with spliced eye, and inserts
Connect hole inwall and be plugged with through hole post（12）, through hole post（12）Away from the side surface of trapezoidal groove one and lower punch（11）Side surface phase
Contact, the lower bolster（2）The surrounding of top end surface is provided with guide groove, and guide groove inwall is welded with lead, described to lead
Upper bolster is socketed with to top end（6）, and the height of lead is more than upper bolster（6）Height, the upper bolster（6）Bottom table
Face is welded with upper padding plate（5）, and upper padding plate（5）Bottom end surface is welded with trussell（4）, the trussell（4）Bottom end surface is opened
It is fluted, and groove top inwall is provided with first through hole and the second through hole, the first through hole inwall is plugged with airway tube（8）,
And airway tube（8）Top side clamp connection has the first check valve（7）, second through-hole wall, which is plugged with, pours pipe（13）,
And pour pipe（13）Top exterior walls clamp connection has the second check valve（10）, it is described to pour pipe（13）Top, which is welded with, pours groove
（9）.
2. a kind of casting mould of excavator bucket teeth according to claim 1, it is characterised in that the airway tube（8）'s
Caliber, which is less than, pours pipe（13）Caliber, and the first check valve（7）Be directed to airway tube（8）Bottom to airway tube（8）'s
Top, the second check valve（10）Be directed to pour pipe（13）Top to pouring pipe（13）Bottom.
3. a kind of casting mould of excavator bucket teeth according to claim 1, it is characterised in that the bottom mold（3）With
Trussell（4）There is heat proof material to be made, and bottom mold（3）Size and trussell（4）Size be adapted.
4. a kind of casting mould of excavator bucket teeth according to claim 1, it is characterised in that the trapezoidal groove top
The bore of notch is adapted with the bore of groove-bottom end slot mouthful, and depth of the depth less than groove of trapezoidal groove, groove and ladder
Connected in star inwall is bonded with smooth pad.
5. a kind of casting mould of excavator bucket teeth according to claim 1, it is characterised in that the through hole post（12）It is convex
For bottom mold（3）Outer surface, and through hole post（12）With bottom mold（3）Outer wall junction is threaded with clamping pin.
6. a kind of casting mould of excavator bucket teeth according to claim 1, it is characterised in that the bottom mold（3）'s
Top surface and trussell（4）Lower surface is provided with pilot hole, and it is four to six to be oriented to hole number, the aperture of pilot hole with
The diameter adaptation of lead.
7. a kind of casting mould of excavator bucket teeth according to claim 1, it is characterised in that the bottom mold（3）Top
End surfaces are provided with two the first bayonet sockets, and the first bayonet socket bottom inwall is connected with push-rod electric machine, trussell（4）Bottom end surface is provided with
Two the second bayonet sockets, the size of the second bayonet socket is identical with the size of the first bayonet socket, and push-rod electric machine output end is close to the second bayonet socket top
Hold inwall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710559035.2A CN107159849A (en) | 2017-07-11 | 2017-07-11 | A kind of casting mould of excavator bucket teeth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710559035.2A CN107159849A (en) | 2017-07-11 | 2017-07-11 | A kind of casting mould of excavator bucket teeth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107159849A true CN107159849A (en) | 2017-09-15 |
Family
ID=59823671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710559035.2A Withdrawn CN107159849A (en) | 2017-07-11 | 2017-07-11 | A kind of casting mould of excavator bucket teeth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107159849A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110303118A (en) * | 2019-05-27 | 2019-10-08 | 徐州国隆电力配件铸造有限公司 | A kind of combined steel ball casting mould |
-
2017
- 2017-07-11 CN CN201710559035.2A patent/CN107159849A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110303118A (en) * | 2019-05-27 | 2019-10-08 | 徐州国隆电力配件铸造有限公司 | A kind of combined steel ball casting mould |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170915 |