CN218425466U - Double-shell type intercity rail passenger car axle box cover shell mold preparation tool - Google Patents
Double-shell type intercity rail passenger car axle box cover shell mold preparation tool Download PDFInfo
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- CN218425466U CN218425466U CN202222878428.9U CN202222878428U CN218425466U CN 218425466 U CN218425466 U CN 218425466U CN 202222878428 U CN202222878428 U CN 202222878428U CN 218425466 U CN218425466 U CN 218425466U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
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Abstract
The utility model discloses a double-shell intercity rail passenger train axlebox lid shell mould preparation frock relates to machining technical field. The method comprises the following steps: the heating device comprises a lower die, wherein two concave parting surfaces are arranged on one side of the lower die, feeding holes are formed in the two concave parting surfaces, and heating holes penetrate through the lower die; the upper die is matched with the lower die, one side of the upper die, which is close to the lower die, is provided with two convex parting surfaces, the convex parting surfaces are matched with the concave parting surfaces, and the periphery of each convex parting surface is provided with a heating hole which penetrates through the lower die; when the upper die and the lower die are matched, one concave parting surface and one convex parting surface form a shell hollow type, and the other concave parting surface and the other convex parting surface form a cover hollow type. The utility model discloses a set up two die joints simultaneously on last mould and lower mould, can realize casting simultaneously the double-shelled of intercity track passenger train axle box cover shell, the combination size precision that can guarantee the casing is high and production efficiency is high, can alleviate the labour.
Description
Technical Field
The utility model relates to the technical field of machining, more specifically the utility model relates to a two shell type intercity rail passenger train axle box cover shell type preparation frock that says so.
Background
Intercity railway vehicle axle box lid is the component part of bearing axle box device on the bogie, and axle box lid and axle box body must closely laminate, and its effect can avoid the oil leak and prevent that rainwater and dust from getting into, and regard as outside observation hole at the vehicle overhaul process, and this railway vehicle axle box lid outside still plays and connects the fixed action.
In the existing intercity rail passenger car axle box cover shell mold preparation device, a shell mold preparation tool is divided into an upper mold tool and a lower mold tool, double shells cannot be cast simultaneously, the combined size precision of the shells is low, the production efficiency is low, and the labor intensity is high.
Therefore, how to provide a two-shell type intercity rail passenger car axle box cover shell mold preparation frock that the double shell body casts simultaneously to guarantee that the combination size precision of casing is high and production efficiency is high is the problem that the skilled person in the art needs to solve urgently.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a bivalve formula intercity railway vehicle axle box lid shell mould preparation frock aims at solving the problem among the above-mentioned background art, realizes the bivalve body of intercity railway vehicle axle box lid shell mould and casts simultaneously to guarantee that the combination size precision of casing is high and production efficiency is high.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a two shell type intercity rail passenger train axlebox lid shell type preparation frocks, includes:
the heating device comprises a lower die, a heating device and a heating device, wherein two concave parting surfaces are arranged on one side of the lower die, feeding holes are formed in the two concave parting surfaces, and heating holes penetrate through the lower die;
the upper die is matched with the lower die, two convex parting surfaces are arranged on one side, close to the lower die, of the upper die, the convex parting surfaces are matched with the concave parting surfaces, and heating holes penetrating through the lower die are formed in the periphery of the convex parting surfaces;
wherein, go up the mould with when the lower mould cooperates, one concave parting surface with a protruding parting surface forms the shell empty mould, another concave parting surface and another protruding parting surface forms the lid empty mould.
Further, still include mounting panel and last mounting panel down, down the mounting panel pass through the installation pole with the lower mould is kept away from go up one side of mould and connect, go up the mounting panel pass through the installation pole with go up the mould and keep away from one side of lower mould is connected.
Further, it is provided with a plurality ofly, a plurality of to go up the mounting panel symmetry and set up go up on the mould, go up the mounting panel with go up and be provided with a plurality of installation poles between the mould, the mounting panel is provided with a plurality ofly, and is a plurality of down the mounting panel symmetry sets up on the lower mould, down the mounting panel with be provided with a plurality of installation poles between the lower mould.
Further, still include the unloading apron, be provided with the apron hole on the unloading apron, the apron hole respectively with the shell empty type with lid empty type intercommunication.
Furthermore, one side of the upper die, which is far away from the lower die, is provided with a weight reduction groove, and one end of the lower die, which is far away from the upper die, is also provided with a weight reduction groove.
Furthermore, an upper back plate is connected to the mounting rod between the upper die and the upper mounting plate in a sliding manner, the upper back plate is parallel to one end, away from the lower die, of the upper die, a lower back plate is connected to the mounting rod between the lower die and the lower mounting plate in a sliding manner, the lower back plate is parallel to one end, away from the upper die, of the lower die, ejector pins are arranged on the upper back plate and the lower back plate, a plurality of ejector pins are arranged on the ejector pins, the ejector pins on the upper back plate penetrate through the upper die and abut against the convex parting surface, and the ejector pins on the lower back plate penetrate through the lower die and abut against the concave parting surface.
Furthermore, a plurality of reset springs are arranged between the upper backboard and the upper die, and a plurality of reset springs are also arranged between the lower backboard and the lower die.
Furthermore, the upper back plate and the lower back plate are provided with sliding grooves corresponding to the positions of the mounting rods, and the upper back plate and the lower back plate are in sliding fit with the mounting rods through the sliding grooves.
Can know via foretell technical scheme, compare with prior art, the utility model discloses a two shell type intercity rail passenger train axle box lid shell type preparation frocks. Through set up two die joints simultaneously on last mould and lower mould, can realize casting simultaneously the double-shelled of intercity track passenger train axle box cover shell, the combination size precision that can guarantee the casing is high and production efficiency is high, can alleviate the labour.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is an overall structure diagram of a double-shell type intercity rail passenger car axle box cover shell type preparation tool provided by the utility model;
fig. 2 is a schematic lower die view of a double-shell type intercity rail passenger car axle box cover shell type preparation tool provided by the utility model;
FIG. 3 is a schematic view of an upper die of a double-shell type intercity rail passenger car axle box cover shell type preparation tooling provided by the utility model;
fig. 4 is a schematic view of a blanking cover plate of a double-shell type intercity rail passenger car axle box cover shell type preparation tooling provided by the utility model;
fig. 5 is the utility model provides a pair of double-shell formula intercity rail passenger train axlebox lid shell type preparation frock back veneer sketch.
Wherein: 1 is a lower die; 11 is a concave parting surface; 12 is a lower mounting plate; 2, an upper die; 21 is a convex parting surface; 22 is an upper mounting plate; 23 is a weight reduction groove; 3 is a mounting rod; 4 is a feeding hole; 5 is a blanking cover plate; 51 is a cover plate hole; 6 is an upper back plate; 7 is a lower back plate; 8 is a thimble; 9 is a guide rod; and 10, heating holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the embodiment of the utility model discloses double-shell formula intercity rail passenger train axle box lid shell type preparation frock includes:
the lower die comprises a lower die 1, wherein two concave parting surfaces 11 are arranged on one side of the lower die 1, feeding holes 4 are formed in the two concave parting surfaces 11, heating holes 10 are formed in the periphery of the concave parting surfaces 11, and the heating holes 10 penetrate through the lower die 1;
the upper die 2 is matched with the lower die 1, one side of the upper die 2 close to the lower die 1 is provided with two convex parting surfaces 21, the convex parting surfaces 21 are matched with the concave parting surfaces 11, and the periphery of each convex parting surface 21 is provided with a heating hole 10 penetrating through the lower die 1; in this embodiment, the housing and the cover of the axle box are cast respectively by the two component molded surfaces, so that the rapid manufacturing can be realized, and the efficiency of housing casting is greatly improved.
When the upper die 2 and the lower die 1 are matched, one concave parting surface 11 and one convex parting surface 21 form a shell hollow type, and the other concave parting surface 11 and the other convex parting surface 21 form a cover hollow type.
The lower mounting plate 12 is connected with one side, away from the upper die 2, of the lower die 1 through the mounting rod 3, and the upper mounting plate 22 is connected with one side, away from the lower die 1, of the upper die 2 through the mounting rod 3. In this embodiment, the upper and lower mounting plates 22, 12 are used to mount the mold on the frame and perform rapid mold opening and closing.
Go up mounting panel 22 and be provided with a plurality ofly, a plurality ofly go up the mounting panel 22 symmetry and set up on last mould 2, and installation pole 3 is provided with a plurality ofly, goes up mounting panel 22 and is provided with a plurality of installation poles 3 between the mould 2, and lower mounting panel 12 is provided with a plurality ofly, and a plurality ofly lower mounting panel 12 symmetry sets up on lower mould 1, is provided with a plurality ofly between lower mounting panel 12 and the lower mould 1 and installs pole 3.
This double-shell formula intercity rail passenger train axletree lid shell mould preparation frock still includes unloading apron 5, is provided with apron hole 51 on the unloading apron 5, apron hole 5 respectively with the empty type of shell and the empty type intercommunication of lid, apron hole 51 with the accurate cooperation of frock pan feeding hole 4, it is smooth-going to make 4 pan feeding of pan feeding hole steadily fill the type process exhaust, the product yield has been improved, at the unloading apron 5 of pan feeding process increase type guide plate, still can realize steadily filling the type exhaust smooth-going, the effect of product yield has been improved.
One side of the upper die 2, which is far away from the lower die 1, is provided with a weight reduction groove 23, one end of the lower die 1, which is far away from the upper die 2, is also provided with the weight reduction groove 23, and the weight reduction groove 23 is designed along with the back of the upper die 2, so that the minimum heated thickness of the upper die 2 is 43mm, the distance from the upper periphery is 45mm, the distance from the side periphery is 110mm, a reinforcing rib structure is formed with the outline of the outer wall, the weight of the tool is reduced, and the purpose of light weight is achieved.
An upper back plate 6 is connected to a mounting rod 3 between an upper die 2 and an upper mounting plate 22 in a sliding manner, the upper back plate 6 is parallel to one end, away from a lower die 1, of the upper die 2, a lower back plate 7 is connected to the mounting rod 3 between the lower die 1 and a lower mounting plate 12 in a sliding manner, the lower back plate 7 is parallel to one end, away from the upper die 2, of the lower die 1, ejector pins 8 are arranged on the upper back plate 6 and the lower back plate 7, the ejector pins 8 on the upper back plate 6 penetrate through the upper die 2 and abut against the convex parting surfaces 21, the ejector pins 8 on the lower back plate 7 penetrate through the lower die 1 and abut against the concave parting surfaces 11, in the embodiment, the upper back plate 6 slides between the upper die 2 and the upper mounting plate 22, the lower back plate 7 slides between the lower die 1 and the lower mounting plate 12 to push the upper back plate 6 and the lower back plate 7, and the ejector pins 8 are used for demolding of cast parts.
A plurality of reset springs are arranged between the upper back plate 6 and the upper die 2, a plurality of reset springs are also arranged between the lower back plate 7 and the lower die 1, the reset springs are used for resetting the upper back plate 6 and the lower back plate 7 which are subjected to demolding to the original positions, in the embodiment, guide rods 9 are arranged on the upper back plate 6 and the lower back plate 7, the guide rods 9 are arranged in a plurality, the guide rods 9 penetrate through the upper back plate 6 and the lower back plate 8, and one ends, close to the upper back plate 6 or the lower back plate 7, of the reset springs are sleeved in the guide rods 9.
The positions of the upper back plate 6 and the lower back plate 7 corresponding to the installation rod 3 are provided with sliding grooves, and the upper back plate 6 and the lower back plate 7 are in sliding fit with the installation rod 3 through the sliding grooves.
When the device is used, the blanking cover plate 5 is arranged at a sand shooting opening of a core shooting machine, the upper die 2, the lower die 1, the upper back plate 6 and the lower back plate 7 are arranged on the precoated sand core shooting machine and are fixed, the upper die 2 and the lower die 1 are debugged to open and close the die left and right without hindrance, and the defects of air leakage, no lamination and the like of a parting surface are guaranteed by debugging; installing an electric heating rod and placing the electric heating rod in the heating hole 10, preheating a core mold through the electric heating rod, and setting the preheating temperature of the mold to be 180 ℃; opening the mold, spraying a high-temperature-resistant release agent into the hollow mold, closing the mold, manually injecting precoated sand into the hollow mold, keeping the curing process, and setting the curing time of the sand core to be 110s; after the hardening time is over, the upper die 2 is manually operated to enable the upper die 2 and the lower die 1 to form a die opening, and the upper back plate 6 and the lower back plate 7 automatically eject out the sand core formed by the upper die 2 or the lower die 1 under the restoring force of the return spring; and operating the upper back plate 6 and the lower back plate 7 to eject the sand core of the upper die 2 and the lower die 1, and taking out the sand core.
The railway passenger car axle box cover shell tool is of a vertical type opening and closing die structure and horizontal parting, operation of workers is facilitated, the sand core stays in a model cavity of an upper die 2 or a lower die 1 after hardening is completed, and the condition that the sand core is damaged such as falling of a sand core is eliminated.
In this embodiment, the railway vehicle axle box cover shell frock adopts perpendicular switching mould structure, and the pan feeding flow direction is more smooth-going, and heating process shell mould preparation frock is heated more evenly, realizes that shell mould work piece shaping intensity is high, subtracts 23 designs of heavy groove and makes the mould lighter, and the workman prepares the operation more convenient.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The utility model provides a two shell type intercity rail passenger train axlebox lid shell type preparation frocks which characterized in that includes:
the heating device comprises a lower die, a heating device and a heating device, wherein two concave parting surfaces are arranged on one side of the lower die, feeding holes are formed in the two concave parting surfaces, and heating holes penetrate through the lower die;
the upper die is matched with the lower die, one side of the upper die, which is close to the lower die, is provided with two convex parting surfaces, the convex parting surfaces are matched with the concave parting surfaces, and the periphery of each convex parting surface is provided with a heating hole which penetrates through the lower die;
wherein, go up the mould with when the lower mould cooperates, one concave parting surface with a protruding parting surface forms the shell empty mould, another concave parting surface and another protruding parting surface forms the lid empty mould.
2. The tool for preparing the axle box cover shell of the double-shell type intercity rail passenger car according to claim 1, further comprising a lower mounting plate and an upper mounting plate, wherein the lower mounting plate is connected with one side of the lower die, which is far away from the upper die, through a mounting rod, and the upper mounting plate is connected with one side of the upper die, which is far away from the lower die, through the mounting rod.
3. The tool for preparing the axle box cover shell of the double-shell type intercity rail passenger car according to claim 2, wherein a plurality of upper mounting plates are arranged, the plurality of upper mounting plates are symmetrically arranged on the upper die, a plurality of mounting rods are arranged between the upper mounting plates and the upper die, a plurality of lower mounting plates are arranged, the plurality of lower mounting plates are symmetrically arranged on the lower die, and a plurality of mounting rods are arranged between the lower mounting plates and the lower die.
4. The tool for preparing the shell mold of the axle box cover of the double-shell type intercity rail passenger car according to claim 1, further comprising a blanking cover plate, wherein a cover plate hole is formed in the blanking cover plate and is respectively communicated with the shell empty type and the cover empty type.
5. The double-shell type intercity rail passenger car axle box cover shell mold manufacturing tool as claimed in claim 1, wherein a weight reduction groove is formed in one side of the upper mold, which is far away from the lower mold, and a weight reduction groove is also formed in one end of the lower mold, which is far away from the upper mold.
6. The tool of claim 2, wherein an upper back plate is slidably connected to the mounting rod between the upper mold and the upper mounting plate, the upper back plate is parallel to one end of the upper mold away from the lower mold, a lower back plate is slidably connected to the mounting rod between the lower mold and the lower mounting plate, the lower back plate is parallel to one end of the lower mold away from the upper mold, ejector pins are arranged on the upper back plate and the lower back plate, a plurality of ejector pins are arranged on the ejector pins, the ejector pins on the upper back plate penetrate through the upper mold and abut against the convex parting surface, and the ejector pins on the lower back plate penetrate through the lower mold and abut against the concave parting surface.
7. The tool for preparing the axle box cover shell of the double-shell type intercity rail passenger car according to claim 6, wherein a plurality of return springs are arranged between the upper back plate and the upper die, and a plurality of return springs are also arranged between the lower back plate and the lower die.
8. The tooling of claim 6, wherein sliding grooves are arranged on the upper back plate and the lower back plate at positions corresponding to the mounting rods, and the upper back plate and the lower back plate are in sliding fit with the mounting rods through the sliding grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222878428.9U CN218425466U (en) | 2022-10-31 | 2022-10-31 | Double-shell type intercity rail passenger car axle box cover shell mold preparation tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222878428.9U CN218425466U (en) | 2022-10-31 | 2022-10-31 | Double-shell type intercity rail passenger car axle box cover shell mold preparation tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218425466U true CN218425466U (en) | 2023-02-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222878428.9U Active CN218425466U (en) | 2022-10-31 | 2022-10-31 | Double-shell type intercity rail passenger car axle box cover shell mold preparation tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218425466U (en) |
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2022
- 2022-10-31 CN CN202222878428.9U patent/CN218425466U/en active Active
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