CN217858731U

CN217858731U - Aluminum die-casting forming die of face frame

Info

Publication number: CN217858731U
Application number: CN202221933349.7U
Authority: CN
Inventors: 胡晓明; 胡开永
Original assignee: Ninghai Guanghui Lamp Co ltd
Current assignee: Ninghai Guanghui Lamp Co ltd
Priority date: 2022-07-25
Filing date: 2022-07-25
Publication date: 2022-11-22
Anticipated expiration: 2032-07-25

Abstract

The utility model discloses an aluminium die-casting forming die of face frame, the movable mould comprises an upper template, the lower bolster, the cope match-plate pattern is provided with mould benevolence, the lower bolster is provided with lower mould benevolence, constitute the die cavity after the combination of upper mould benevolence and lower mould benevolence, it is provided with the first sprue that link up mutually with the lower mould benevolence to go up the mould benevolence, the lower mould benevolence is inserted and is equipped with the drainage piece, drainage piece and lower bolster fixed connection, the drainage piece is provided with the second sprue that is linked together with first sprue, the lower mould benevolence is provided with first pair runner, and many subchannels that are linked together with first pair runner, the second sprue is linked together with first pair runner, many subchannels are linked together with the die cavity, the lower mould benevolence still is provided with the counter bore that is used for the shaping erection column. The utility model has the advantages of simple, rational in infrastructure design, through the mode that adopts many subchannel feeding, make raw and other materials can be full of whole die cavity fast, can the shaping face frame and be located a plurality of erection columns and mounting holes on the face frame, avoid the production of scarce material, improve the product percent of pass.

Description

Aluminum die-casting forming die of face frame

Technical Field

The utility model belongs to the technical field of the aluminium die casting die technique and specifically relates to an aluminium die-casting forming die of face frame is related to.

Background

The die-casting die is a common device for producing workpieces, can complete the production and manufacture of complex parts, and is widely applied to industrial production.

As shown in fig. 1, a face frame includes two first frames 01 and two second frames 02, the two first frames and the two second frames are integrally formed and combined to form a rectangular structure, a plurality of mounting posts 03 are further disposed on the same side of the first frames and the second frames, and the mounting posts are provided with mounting holes 04; this face frame mainly used installs the mirror, fixes and protects the safety of mirror, has big size because of the volume of mirror, and big meeting is very big, and little meeting is very little, and corresponding face frame also needs to be customized along with the volume size of mirror, however, current die casting die may have some problems: when the feeding channel is insufficient, the raw material enters the die cavity, the raw material cannot fill the whole die cavity in time due to the overlarge volume of the die cavity, and the raw material is cooled, so that the surface frame is lack of the material, and the product is scrapped.

In view of the above problems, mold engineers in enterprises are urgently needed to solve the problem.

Disclosure of Invention

The utility model aims to solve the technical problem that an aluminium die-casting forming die of face frame is provided, through the mode that adopts many subchannel feeding, make raw and other materials can be full of whole die cavity fast, can the shaping face frame and be located a plurality of erection columns and mounting holes on the face frame, avoid the production of scarce material, improve the product percent of pass.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides an aluminium die-casting forming die of face frame, includes cope match-plate pattern, lower bolster, the cope match-plate pattern be provided with mould benevolence, the lower bolster be provided with lower mould benevolence, last mould benevolence constitute the die cavity with the combination of lower mould benevolence after, last mould benevolence be provided with the first sprue that link up mutually with the lower mould benevolence, the lower mould benevolence insert and be equipped with the drainage piece, drainage piece and lower bolster fixed connection, the drainage piece be provided with the second sprue that is linked together with first sprue, the lower mould benevolence be provided with first auxiliary runner and with many subchannels that first auxiliary runner is linked together, second sprue be linked together with first auxiliary runner, many subchannels be linked together with the die cavity, the lower mould benevolence still be provided with the counter bore that is used for the shaping erection column and be used for the ejector pin of shaping mounting hole.

As a further improvement of the present invention, the first main flow passage and the second main flow passage have a through structure and have the same diameter, and the diameter of the first main flow passage or the second main flow passage is larger than any dimension of the length and the width of the first auxiliary flow passage.

As a further improvement, the first auxiliary runner is communicated with a plurality of runners and forms a structure in the shape of a Chinese character 'shan' after being combined, and the first auxiliary runner is in smooth transition with the plurality of runners.

As a further improvement of the utility model, the outer side of the structure in the shape of Chinese character shan is provided with a plurality of sub-runners, and the sub-runners are all communicated with the die cavity.

As a further improvement of the utility model, the lower mould benevolence be provided with a plurality of overflow launders, the overflow launder be located the outside of mould and be linked together with the die cavity.

As a further improvement, the counter bore and the ejector pin peg graft and set up and have the same center pin, the ejector pin be provided with the push pedal that can promote its removal, the fixed push rod that is provided with of push pedal, the up end and the die cavity of push rod laminate mutually.

As a further improvement of the utility model, the upper die plate is provided with the feed inlet that link up mutually with first sprue.

As a further improvement of the utility model, the lower end of the lower template is fixedly provided with two mold feet which are symmetrical left and right.

The utility model discloses a theory of operation and step:

in a die closing state, raw materials flow into the first main runner through the feeding hole and flow into the die cavity after flowing through the second main runner, the first auxiliary runner and the plurality of sub-runners, so that the whole die cavity is quickly filled with the raw materials, and a formed product is obtained.

When the mould is divided, the upper die plate and the upper die kernel move upwards simultaneously, after the upper die kernel and the lower die kernel are determined to be separated, and when the upper die kernel and the lower die kernel continuously move upwards, the push plate moves upwards under the action of the equipment, the push plate drives the ejector rod and the push rod to move upwards simultaneously, so that the first face frame, the second face frame, a plurality of mounting columns and mounting holes which are positioned on the first face frame and the second face frame, and raw materials which are positioned on a plurality of branch runners and sub runners are ensured, and the demoulding is ensured to be smooth by separating from the die cavity.

The utility model has the advantages of simple, rational in infrastructure design, through the mode that adopts many subchannel feeding, make raw and other materials can be full of whole die cavity fast, can the shaping face frame and be located a plurality of erection columns and mounting holes on the face frame, avoid the production of scarce material, improve the product percent of pass. Raw and other materials flow through first sprue, second sprue, first secondary runner and many subchannels, can get into the die cavity fast, ensure that raw and other materials can be full of whole die cavity in the shortest time, guarantee not to take place the condition that the product lacks the material, improve the product percent of pass, when raw and other materials are full of whole die cavity, the counter bore that is located lower mould benevolence can be used for the shaping erection column, and the ejector pin can be used for the shaping mounting hole, guarantees smooth shaping face frame.

Drawings

FIG. 1 is a schematic view of a first view of a face frame;

FIG. 2 is a schematic diagram of a second view of the face frame;

FIG. 3 is an exploded view of the present invention;

FIG. 4 is a schematic view of the upper and lower mold cores.

The reference numbers in the figures illustrate:

1. a feed inlet; 2. mounting a template; 3. an upper die core; 4. a drainage member; 5. a lower die core; 6. a lower template; 7. a top rod; 8. a push rod; 9. pushing the plate; 10. a mould leg;

30. a first main flow passage; 40. a second main flow passage; 51. a first secondary flow passage; 52. a shunt channel; 53. a counter bore; 54. a sub-flow channel; 55. an overflow trough.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

As shown in fig. 1 to 4: the utility model provides an aluminium die-casting forming die of face frame, including the cope match-plate pattern 2, lower bolster 6, cope match-plate pattern 2 is provided with upper mold benevolence 3, lower bolster 6 is provided with lower mould benevolence 5, constitute the die cavity after upper mold benevolence 3 makes up with lower mould benevolence 5, upper mold benevolence 3 is provided with the first sprue 30 that link up mutually with lower mould benevolence 5, lower mould benevolence 5 is inserted and is equipped with drainage 4, drainage 4 and lower bolster 6 fixed connection, drainage 4 is provided with the second sprue 40 that is linked together with first sprue 30, lower mould benevolence 5 is provided with first auxiliary runner 51, and many subchannels 52 that are linked together with first auxiliary runner 51, second sprue 40 is linked together with first auxiliary runner 51, many subchannels 52 are linked together with the die cavity, lower mould benevolence 5 still is provided with the counter bore 53 that is used for shaping erection column 03, and be used for shaping mounting hole 04's ejector pin 7.

Further, in the present embodiment, the parts of the upper mold plate 2, the upper mold core 3, the lower mold plate 6, the lower mold core 5, and the like are all common parts in the mold, and are well known to the mold skilled person, and thus no further description is needed.

Furthermore, in order to obtain a qualified face frame product, for the molding of a large-volume face frame, a mode that a plurality of runners 52 feed simultaneously is adopted, so that the speed of raw materials entering the die cavity can be increased, the whole die cavity can be completely filled with the raw materials, the face frame, the mounting columns 03 and the mounting holes 04 on the face frame can be ensured to be molded in place at one time, the condition of no material shortage after molding is ensured, and the product percent of pass is improved.

The first main flow passage 30 and the second main flow passage 40 are vertically through and have the same diameter, and the diameter of the first main flow passage 30 or the second main flow passage 40 is larger than any one of the length and the width of the first sub flow passage 51.

Further, when the apparatus injects the raw material into the first main runner 30, the raw material may rapidly enter the second main runner 40 and the first sub-runner 51, and then split, and since the diameter of the first main runner 30 or the second main runner 40 is greater than any one of the length and the width of the first sub-runner 51, the injection amount of the raw material may satisfy the split amount of the first sub-runner 51, and finally, the seamless connection between the plurality of runners is ensured.

The first sub-runner 51 is communicated with the plurality of sub-runners 52 and forms a structure in a shape like a Chinese character 'shan' after being combined, and the first sub-runner 51 is in smooth transition with the plurality of sub-runners 52.

Further, the first sub runner 51 is combined with the plurality of runners 52 to form a structure in a shape like a Chinese character 'shan', and the structure in the shape like the Chinese character 'shan' is positioned at the inner side of the mold cavity, so that the raw material can be injected in a manner of diffusing from the center of the mold to the periphery of the mold cavity, and the purpose that the whole mold cavity can be filled with the raw material quickly is achieved.

A plurality of sub-runners 54 are arranged on the outer side of the structure shaped like a Chinese character 'shan', and the plurality of sub-runners 54 are communicated with the die cavity.

Furthermore, the structure in the shape of the Chinese character 'shan' is connected with the die cavity through a sub-runner, so that smooth flowing of raw materials is guaranteed.

The lower die core 5 is provided with a plurality of overflow grooves 55, and the overflow grooves 55 are positioned at the outer side of the die and communicated with the die cavity.

Further, when the raw material enters the cavity, in the case where it is necessary to ensure that the cavity is full, the amount of the raw material cannot be calculated based on the volume of the cavity, and therefore, the amount must be larger than the volume of the cavity, and when an excessive amount of the raw material is injected, the raw material flows into the overflow groove 55, thereby ensuring the suitability of the amount of the product in the cavity.

The counter bore 53 is inserted into the ejector rod 7 and has the same central axis, the ejector rod 7 is provided with a push plate 9 capable of pushing the ejector rod 7 to move, the push plate 9 is fixedly provided with a push rod 8, and the upper end face of the push rod 8 is attached to the die cavity.

Further, the counter bore 53 is used for forming the mounting column 03, the ejector rod 7 is used for forming the mounting hole 04 in the mounting column 03, and the ejector rod 7 and the ejector rod 8 are pushed through the push plate 9, so that demolding is realized.

The upper mold plate 2 is provided with a feed inlet 1 communicating with the first main flow channel 30.

Further, through the feed inlet 1, the equipment can conveniently inject raw materials into the first main flow channel 30 through the feed inlet 1, and the butt joint is realized.

The lower end of the lower template 6 is fixedly provided with two die feet 10 which are symmetrical left and right.

Further, the normal operation of the mold is supported by the two mold legs 10.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principles of the present invention should be included within the scope of the present invention.

Claims

1. The utility model provides an aluminium die-casting forming die of face frame, includes cope match-plate pattern, lower bolster, the cope match-plate pattern be provided with mould benevolence, the lower bolster be provided with lower mould benevolence, the combination of upper mould benevolence and lower mould benevolence constitute the die cavity, its characterized in that upper mould benevolence and lower mould benevolence be provided with the first sprue that link up mutually, the lower mould benevolence insert and be equipped with the drainage piece, drainage piece and lower bolster fixed connection, the drainage piece be provided with the second sprue that is linked together with first sprue, the lower mould benevolence be provided with first sub runner and with many subchannels that first sub runner is linked together, second sprue be linked together with first sub runner, many subchannels be linked together with the die cavity, the lower mould benevolence still be provided with the counter bore that is used for the shaping erection column and be used for the ejector pin of shaping mounting hole.

2. The aluminum die-casting mold for a face frame as recited in claim 1, wherein the first main flow channel and the second main flow channel are through from top to bottom and have the same diameter, and the diameter of the first main flow channel or the second main flow channel is larger than any one of the length and the width of the first sub flow channel.

3. The aluminum die-casting forming die for the face frame as claimed in claim 1, wherein the first sub-runner is communicated with the plurality of runners and forms a structure in a shape like a Chinese character 'shan' after being combined, and the first sub-runner is smoothly transited to the plurality of runners.

4. The aluminum die-casting mold for face frame as claimed in claim 3, wherein a plurality of sub-runners are provided at the outer side of the structure of the shape of Chinese character shan, and the sub-runners are all communicated with the mold cavity.

5. The aluminum die-casting mold for face frame as claimed in claim 1, wherein the lower mold core is provided with a plurality of overflow grooves, and the overflow grooves are located outside the mold and are communicated with the mold cavity.

6. The die-casting and forming aluminum die-casting die for the face frame as claimed in claim 1, wherein the counter bore is inserted into the ejector rod and has the same central axis, the ejector rod is provided with a push plate capable of pushing the ejector rod to move, the push plate is fixedly provided with a push rod, and the upper end face of the push rod is attached to the die cavity.

7. The aluminum die-casting mold for a face frame as recited in claim 1, wherein the upper mold plate is provided with a feed opening communicating with the first main flow passage.

8. The aluminum die-casting forming die for the face frame as claimed in claim 1, wherein two die feet which are bilaterally symmetrical are fixedly arranged at the lower end of the lower template.