CN212398008U

CN212398008U - Shaft mould

Info

Publication number: CN212398008U
Application number: CN202020698287.0U
Authority: CN
Inventors: 位超
Original assignee: Huizhou Dianzhan Hardware Product Co ltd
Current assignee: Huizhou Dianzhan Hardware Product Co ltd
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2021-01-26
Anticipated expiration: 2030-04-29

Abstract

The utility model relates to the technical field of molds, and discloses a shaft mold, which comprises a combined template and a mold drawing assembly, wherein the combined template comprises an upper template and a lower template, the upper template is connected with the lower template, so that an upper liquid inlet groove and a lower liquid inlet groove jointly enclose a liquid inlet cavity, an upper main runner and a lower main runner jointly enclose a main runner cavity, the upper guide runner and the lower guide runner jointly enclose a flow guide cavity, an upper flow distribution groove and a lower flow distribution groove jointly enclose a flow distribution riser, the upper shaft mold groove and the lower shaft mold groove jointly enclose a shaft mold cavity, and the liquid inlet cavity, the main runner cavity, the flow guide cavity, the flow distribution riser and the shaft mold cavity are sequentially communicated to form a combined runner structure; the drawing module comprises an upper drawing column and a lower drawing column, the upper drawing column is arranged on the upper template, and the lower drawing column is arranged on the lower template. The shaft mold is simple in structure, reasonable in runner design, capable of improving the utilization rate of molten iron, capable of improving the flow velocity uniformity during molten iron forming, and convenient for demolding and taking out a formed shaft product.

Description

Shaft mould

Technical Field

The utility model relates to the technical field of mold, especially, relate to an axle mould.

Background

The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material.

The shaft is generally made by pouring molten iron in a shaft mold through processes such as cooling and the like, the shaft mold is generally made of steel, the price of the steel is high, the cost of the mold is high, however, the flow channel design of the existing shaft mold is unreasonable, the utilization rate of the molten iron is low, the flow rate during molten iron forming is uneven, the size of a formed shaft product is deviated, and the yield of the formed shaft product is low; and demoulding is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the weak point among the prior art, providing a runner design is more reasonable and make things convenient for the axle mould of drawing die, can improve the utilization ratio of molten iron, the velocity of flow homogeneity when can improving the molten iron shaping.

The purpose of the utility model is realized through the following technical scheme:

a shaft die, comprising:

the combined template comprises an upper template and a lower template, wherein the left area and the right area of the upper template are respectively provided with two mutually symmetrical upper runner structures, the left area and the right area of the lower template are respectively provided with two mutually symmetrical lower runner structures, and the upper template is connected with the lower template so that each upper runner structure and each lower runner structure jointly enclose a combined runner structure; each upper runner structure comprises an upper liquid inlet groove, an upper main runner groove, an upper flow guide groove, an upper flow distribution groove and an upper shaft die groove, each lower runner structure comprises a lower liquid inlet groove, a lower main runner groove, a lower flow guide groove, a lower flow distribution groove and a lower shaft die groove, the upper liquid inlet groove and the lower liquid inlet groove jointly enclose a liquid inlet cavity, the upper main runner groove and the lower main runner groove jointly enclose a main flow cavity, the upper flow guide groove and the lower flow guide groove jointly enclose a flow guide cavity, the upper flow distribution groove and the lower flow distribution groove jointly enclose a flow distribution riser, the upper shaft die groove and the lower shaft die groove jointly enclose a shaft die cavity, and the liquid inlet cavity, the main flow cavity, the flow guide cavity, the flow distribution riser and the shaft die cavity are sequentially communicated to form the combined runner structure; and

the die drawing assembly comprises an upper die drawing column and a lower die drawing column, the upper die drawing column is arranged on the upper die plate, and the lower die drawing column is arranged on the lower die plate.

In one embodiment, the wall of the liquid inlet cavity is provided with a liquid inlet.

In one embodiment, the flow guiding cavity includes a central flow guiding cavity, two side flow guiding cavities and four side flow guiding cavities, the central flow guiding cavity and the two side flow guiding cavities are respectively communicated with the main flow cavity, the two side flow guiding cavities are respectively disposed on two sides of the central flow guiding cavity, and every two side flow guiding cavities are respectively communicated with the left end and the right end of each side flow guiding cavity.

In one embodiment, the shaft mold cavities are multiple, the cavity wall of the shunt riser is provided with an inflow hole and a plurality of shunt holes, the inflow hole is communicated with the diversion cavity, and each shunt hole is communicated with each shaft mold cavity respectively.

In one embodiment, the diameter of the diverter aperture is smaller than the diameter of the inlet aperture.

In one embodiment, the number of the shaft cavities is at least two, and the number of the inflow holes is at least two.

In one embodiment, the number of the shaft cavities is five, and the number of the inflow openings is five.

In one of them embodiment, go up the drawing die post and drawing die post down all includes steel inner core and the thermal-insulated overcoat of silica gel, the thermal-insulated overcoat cover of silica gel is located outside the steel inner core.

In one embodiment, the combined template further comprises a bolt, the upper template is provided with an upper screw hole, the lower template is provided with a lower screw hole, a first end of the bolt is connected with the upper screw hole, and a second end of the bolt is connected with the lower screw hole.

In one embodiment, the combination template further comprises four upper corner pads and four lower corner pads, the four upper corner pads are respectively wrapped at four corners of the upper template, and the four lower corner pads are respectively wrapped at four corners of the lower template.

Compared with the prior art, the utility model discloses at least, following advantage has:

the shaft mould of the utility model has simple structure and more reasonable runner design, and the iron liquid is uniformly distributed in the left area and the right area of the shaft mould by arranging two mutually symmetrical runner structures, thus improving the utilization rate of the iron liquid; in the iron liquid poured gets into the inlet, behind feed liquor chamber, mainstream chamber, water conservancy diversion chamber and reposition of redundant personnel rising head, evenly flow in axle die intracavity shaping, the velocity of flow homogeneity when can improving the iron liquid shaping reduces the size deviation problem that the shaping axle product appears, improves the yields of shaping axle product. After the shaft product is cooled and formed, the upper die plate and the lower die plate can be separated and demoulded conveniently through the upper die drawing column and the lower die drawing column, and the formed shaft product can be taken out conveniently.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a perspective view of a shaft mold according to an embodiment of the present invention.

Fig. 2 is a front view of a shaft mold according to an embodiment of the present invention.

Fig. 3 is a reverse side view of a shaft mold according to an embodiment of the present invention.

Fig. 4 is a front view of a shaft mold according to an embodiment of the present invention.

Fig. 5 is a partial view of a shaft mold according to an embodiment of the present invention.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

A shaft die, comprising: the combined template comprises an upper template and a lower template, wherein the left area and the right area of the upper template are respectively provided with two mutually symmetrical upper runner structures, the left area and the right area of the lower template are respectively provided with two mutually symmetrical lower runner structures, and the upper template is connected with the lower template so that each upper runner structure and each lower runner structure jointly enclose a combined runner structure; each upper runner structure comprises an upper liquid inlet groove, an upper main runner groove, an upper flow guide groove, an upper flow distribution groove and an upper shaft die groove, each lower runner structure comprises a lower liquid inlet groove, a lower main runner groove, a lower flow guide groove, a lower flow distribution groove and a lower shaft die groove, the upper liquid inlet groove and the lower liquid inlet groove jointly enclose a liquid inlet cavity, the upper main runner groove and the lower main runner groove jointly enclose a main flow cavity, the upper flow guide groove and the lower flow guide groove jointly enclose a flow guide cavity, the upper flow distribution groove and the lower flow distribution groove jointly enclose a flow distribution riser, the upper shaft die groove and the lower shaft die groove jointly enclose a shaft die cavity, and the liquid inlet cavity, the main flow cavity, the flow guide cavity, the flow distribution riser and the shaft die cavity are sequentially communicated to form the combined runner structure; and the die drawing assembly comprises an upper die drawing column and a lower die drawing column, the upper die drawing column is arranged on the upper template, and the lower die drawing column is arranged on the lower template.

The above shaft mold is better illustrated to better understand the concept of the above shaft mold. In one embodiment, referring to fig. 1 to 4, a shaft mold 10 includes a combination template 110 and a drawing module 120, where the combination template 110 includes an upper template 111 and a lower template 112, a left area and a right area of the upper template 111 are respectively provided with two symmetrical upper runner structures, a left area and a right area of the lower template 112 are respectively provided with two symmetrical lower runner structures, and the upper template 111 is connected to the lower template 112, so that each upper runner structure and each lower runner structure respectively enclose a combination runner structure 113; each upper runner structure comprises an upper liquid inlet groove, an upper main runner groove, an upper flow guide groove, an upper flow distribution groove and an upper shaft mold groove, each lower runner structure comprises a lower liquid inlet groove, a lower main runner groove, a lower flow guide groove, a lower flow distribution groove and a lower shaft mold groove, the upper liquid inlet groove and the lower liquid inlet groove jointly enclose a liquid inlet cavity 1131, the upper main runner groove and the lower main runner groove jointly enclose a main flow cavity 1132, the upper flow guide groove and the lower flow guide groove jointly enclose a flow guide cavity 1133, the upper flow distribution groove and the lower flow distribution groove jointly enclose a flow distribution riser 1134, and the upper shaft mold groove and the lower shaft mold groove jointly enclose an shaft mold cavity 1135; the cavity wall of the liquid inlet cavity 1131 is provided with a liquid inlet 1131a, and the liquid inlet cavity 1131, the main flow cavity 1132, the diversion cavity 1133, the diversion riser 1134 and the shaft cavity 1135 are sequentially communicated to form the combined runner structure 113. The drawing assembly 120 includes an upper drawing column 121 and a lower drawing column 122, the upper drawing column 121 is disposed on the upper template 111, and the lower drawing column 122 is disposed on the lower template 112.

It should be noted that the shaft mold 10 of the present invention has a simple structure and a more reasonable flow channel design, and the two flow channel structures that are symmetrical to each other are arranged to uniformly distribute molten iron in the left area and the right area of the shaft mold 10, so that the utilization rate of the molten iron can be improved; the molten iron pours into inlet 1131a, and after passing through liquid inlet 1131, mainstream chamber 1132, water conservancy diversion chamber 1133 and reposition of redundant personnel rising head 1134 in proper order, the even axle die cavity 1135 internal forming that flows into can improve the velocity of flow uniformity when the molten iron shaping, reduces the size deviation problem that the shaping axle product appears, improves the yields of shaping axle product. After the shaft product is cooled and formed, the upper mold plate 111 and the lower mold plate 112 can be separated and demoulded conveniently through the upper mold drawing column 112 and the lower mold drawing column 122, and the formed shaft product can be taken out conveniently.

Further, referring to fig. 5, the flow guiding cavity 1133 includes a central flow guiding cavity 1133a, two side flow guiding cavities 1133b and four side flow guiding cavities 1133c, the central flow guiding cavity 1133a and the two side flow guiding cavities 1133b are respectively communicated with the main flow cavity 1132, the two side flow guiding cavities 1133b are respectively disposed on two sides of the central flow guiding cavity 1133a, and each two side flow guiding cavities 1133c are respectively communicated with the left end and the right end of each side flow guiding cavity 1133 b.

Further, referring to fig. 5, the shaft mold cavities 1135 are provided in plural, the cavity wall of the flow dividing riser 1134 is provided with an inflow hole 1134a and a plurality of flow dividing holes 1134b, the inflow hole 1134a is communicated with the flow guiding cavity 1133, for example, each inflow hole 1134a is respectively communicated with the central flow guiding cavity 1133a or the side flow guiding cavity 1133b, and each flow dividing hole 1134b is respectively communicated with each shaft mold cavity 1135. The molten iron in the main flow cavity 1132 passes through the central diversion cavity 1133a and the two side diversion cavities 1133b, enters the diversion riser 1134 through the inflow hole 1134a, and is then diverted to the plurality of shaft mold cavities 1135 through the plurality of diversion holes 1134 b. The design can reasonably increase the quantity of the shaft die cavities 1135, improve the utilization rate of molten iron and improve the injection molding efficiency of the mold.

For example, the shaft cavity 1135 is provided in at least two, and the inflow hole 1134a is provided in at least two. The diameter of the diverter aperture 1134b is smaller than the diameter 1/2 of the inlet aperture 1134 a. Under the same conditions, the diameter of the diversion holes 1134b is inversely proportional to the number of the diversion holes 1134 b. As another example, the shaft mold cavity 1135 is provided with three, the inflow holes 1134a are provided with three, and the diameter of the diversion hole 1134b is smaller than 1/3 of the diameter of the inflow hole 1134 a. As another example, the shaft mold cavity 1135 is set to five, the inflow holes 1134a are set to five, and the diameter of the diversion hole 1134b is smaller than 1/5 of the diameter of the inflow hole 1134 a. So reasonable in design can improve the velocity of flow homogeneity when the molten iron shaping.

Further, referring to fig. 1 to 3, the upper drawing column 121 and the lower drawing column 122 both include a steel inner core and a silica gel heat insulation outer sleeve, and the silica gel heat insulation outer sleeve is sleeved outside the steel inner core. So through the steel inner core and the silica gel heat insulation overcoat that set gradually from inside to outside, make upper drawing die post 121 and lower drawing die post 122 have functions such as elasticity is comfortable, thermal-insulated prevent scalding, more convenient to use.

Further, the combined template 110 further comprises a bolt, the upper template 111 is provided with an upper screw hole, the lower template 112 is provided with a lower screw hole, a first end of the bolt is connected with the upper screw hole, and a second end of the bolt is connected with the lower screw hole. The upper mold plate 111 and the lower mold plate 112 are tightly connected and fixed by bolts. The number of the bolts can be four, and correspondingly, four upper screw holes and four lower screw holes are respectively formed in the positions around the upper template 111 and the lower template 112, so that the bolts can be reasonably distributed in the positions around the upper template 111 and the lower template 112.

Further, the combination template 110 further includes four upper corner pads and four lower corner pads, the four upper corner pads are respectively wrapped at four corners of the upper template 111, and the four lower corner pads are respectively wrapped at four corners of the lower template 112. So wrap up the four corners of cope match-plate pattern 111 and the four corners of lower bolster 112 respectively through four upper corner pads and four lower corner pads to avoid sharp-pointed template four corners fish tail operating personnel's skin, and then improve the operational safety nature.

the shaft die 10 of the utility model has simple structure and more reasonable runner design, and the iron liquid is uniformly distributed in the left area and the right area of the shaft die 10 by arranging two symmetrical runner structures, so that the utilization rate of the iron liquid can be improved; the molten iron pours into inlet 1131a, and after liquid inlet 1131, mainstream chamber 1132, water conservancy diversion chamber 1133 and reposition of redundant personnel rising head 1134, the even axle die cavity 1135 internal molding that flows into can improve the velocity of flow uniformity when the molten iron shaping, reduces the size deviation problem that the shaping axle product appears, improves the yields of shaping axle product.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A shaft die, comprising:

2. The shaft mold according to claim 1, wherein a liquid inlet is opened in a wall of the liquid inlet chamber.

3. The shaft mold according to claim 1, wherein the flow guiding cavities comprise a central flow guiding cavity, two side flow guiding cavities and four side flow guiding cavities, the central flow guiding cavity and the two side flow guiding cavities are respectively communicated with the main flow cavity, the two side flow guiding cavities are respectively arranged at two sides of the central flow guiding cavity, and every two side flow guiding cavities are respectively communicated with the left end and the right end of each side flow guiding cavity.

4. The shaft die as claimed in claim 1, wherein the shaft die cavity is provided in plurality, the cavity wall of the split riser is provided with an inflow hole and a plurality of split flow holes, the inflow hole is communicated with the diversion cavity, and each split flow hole is communicated with each shaft die cavity.

5. The shaft die of claim 4 wherein the diameter of the diverter hole is smaller than the diameter of the inlet hole.

6. The shaft die of claim 5 wherein said shaft die cavity is provided in at least two and said inlet orifice is provided in at least two.

7. The shaft mold of claim 6, wherein the shaft mold cavity is provided in five and the inlet flow bore is provided in five.

8. The axle die of claim 1, wherein the upper and lower draw posts each comprise a steel inner core and a silica gel outer insulating sleeve, the silica gel outer insulating sleeve being sleeved outside the steel inner core.

9. The shaft mold according to claim 1, wherein the composite mold plate further comprises a bolt, the upper mold plate is provided with an upper screw hole, the lower mold plate is provided with a lower screw hole, a first end of the bolt is connected with the upper screw hole, and a second end of the bolt is connected with the lower screw hole.

10. The shaft mold according to claim 1, wherein the composite mold plate further comprises four upper corner pads and four lower corner pads, the four upper corner pads are respectively wrapped at four corners of the upper mold plate, and the four lower corner pads are respectively wrapped at four corners of the lower mold plate.