CN214026945U - Precise plastic gear mold - Google Patents
Precise plastic gear mold Download PDFInfo
- Publication number
- CN214026945U CN214026945U CN202022914990.3U CN202022914990U CN214026945U CN 214026945 U CN214026945 U CN 214026945U CN 202022914990 U CN202022914990 U CN 202022914990U CN 214026945 U CN214026945 U CN 214026945U
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- China
- Prior art keywords
- mould
- mold
- gear
- movable
- lower half
- Prior art date
- 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.)
- Expired - Fee Related
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- 229920003023 plastic Polymers 0.000 title claims abstract description 20
- 239000004033 plastic Substances 0.000 title claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 22
- 230000008093 supporting effect Effects 0.000 claims abstract description 6
- 238000002347 injection Methods 0.000 claims description 15
- 239000007924 injection Substances 0.000 claims description 15
- 238000009434 installation Methods 0.000 claims description 7
- 230000035699 permeability Effects 0.000 abstract description 4
- 238000004512 die casting Methods 0.000 abstract 1
- 230000037431 insertion Effects 0.000 description 4
- 238000003780 insertion Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses an accurate plastic gear mould, including the mould lower half, mould lower half upside swing joint has first mould, the inside fixed mounting of mould lower half has inner structure, the permeability cell has been seted up to inner structure one side, the mould lower half includes the lower half mould body, venthole, carries handle, constant head tank, wheel mould mounting groove and movable gear mould, the mould first includes the upper half mould body, annotates material pipe installing port, the handle that opens and shuts, reference column, goes up the mould mounting groove, supporting movable half mould and mould axle inserted hole, inner structure includes flexible room, lifts up the telescopic link, lifts up the piece, hollow mould axle, discharge gate and notes material passageway, the permeability cell has been seted up to the internal one side of lower half mould. An accurate plastic gear mold, can pop out finished product auto-eject, conveniently take, effectively improve the precision of gear, can be through changing different specification gears of loose gear die casting simultaneously.
Description
Technical Field
The utility model relates to a gear mold field, in particular to accurate plastic gear mold.
Background
In short, the mold is a tool for manufacturing a molded article, and the tool is composed of various parts, and different molds are composed of different parts; the existing plastic gear mold has certain defects in use and single function, a single mold can only manufacture a single gear, meanwhile, injection molding port residues easily affect the precision of the gear, and a finished product is inconvenient to take.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main objective is providing an accurate plastic gear mould, can effectively solve the problem in the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a precision plastic gear mould, includes the mould lower half, mould lower half upside swing joint has mould first half, the inside fixed mounting of mould lower half has inner structure, the permeability cell has been seted up to inner structure one side.
Preferably, the lower half part of the mold comprises a lower half mold body, air outlets, a lifting handle, positioning grooves, a wheel mold mounting groove and a movable gear mold, the air outlets are formed in the front side surface of the lower half mold body, the lifting handle is fixedly welded to two sides of the lower half mold body, the positioning grooves are formed above the lifting handle, the wheel mold mounting groove is formed in the upper surface of the lower half mold body, and the movable gear mold is movably mounted in the wheel mold mounting groove.
Preferably, the first half of mould includes first die body, notes material pipe installing port, the handle that opens and shuts, reference column, goes up the mould mounting groove, supporting activity half mould and mould axle inserted hole, notes material pipe installing port has been seted up to first die body side surface, first die body both sides fixed weld installs the handle that opens and shuts, the fixed weld of the handle below of opening and shutting installs the reference column, last die body side surface has seted up the mould mounting groove, movable mounting has supporting activity half mould in the mould mounting groove, the mould axle inserted hole has been seted up at last die body mounting groove tank bottom middle part.
Preferably, the internal structure comprises a telescopic chamber, a lifting telescopic rod, a lifting block, a hollow mold shaft, a discharge port and a material injection channel, the lifting telescopic rod is fixedly welded in the telescopic chamber, the lifting block is fixedly welded at the upper end of the lifting telescopic rod, the hollow mold shaft is fixedly welded at the upper side of the lifting block, the discharge port is formed in the lower end of the hollow mold shaft, and the material injection channel is formed in the hollow mold shaft.
Preferably, one side of the inner part of the lower half die body is provided with a vent pipe, one end of the vent pipe penetrates through the movable gear die to be connected with the inner die groove, and the other end of the vent pipe is connected with the air outlet.
Preferably, the movable gear mold and the matched movable half mold are annular and have no bottom, and the installation opening of the material injection pipe is connected with the mold shaft insertion opening.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses in, select suitable movable gear mould and supporting movable half mould, install respectively in wheel mould mounting groove and last mould mounting groove, conveniently cast different specification gears, the practicality is stronger, take up first die body through the handle that opens and shuts, hang in half die body top down, it is closed with mould lower half and mould upper half through reference column and constant head tank, hollow mold shaft inserts in the mold shaft inserted hole, annotate material union coupling in annotating material pipe installing port, plastics are from annotating material pipe flow direction and annotate the material passageway, pour into the mold inslot into through the discharge gate, it has annotated the material after the material to avoid other places to establish the discharge gate and has annotated the influence to the gear precision, inside air is discharged by permeability cell and venthole, begin moulding, after the cooling finishes, open first die body, start the telescopic link that lifts up in the flexible room, lift up the gear through lifting out piece and hollow mold shaft, conveniently take up.
Drawings
Fig. 1 is a schematic view of the overall structure of a precision plastic gear mold of the present invention;
FIG. 2 is a schematic view of a lower mold half of a precision plastic gear mold according to the present invention;
FIG. 3 is a schematic view of an upper half mold body of a precision plastic gear mold according to the present invention;
fig. 4 is a schematic diagram of the internal structure of the precision plastic gear mold of the present invention.
In the figure: 1. a lower mold half; 101. a lower mold half; 102. an air outlet; 103. lifting the handle; 104. positioning a groove; 105. a wheel mould mounting groove; 106. a movable gear mold; 2. the upper half part of the mould; 201. an upper half mold body; 202. a material injection pipe mounting port; 203. the handle is opened and closed; 204. a positioning column; 205. an upper die mounting groove; 206. mating movable half-moulds; 207. a die shaft insertion opening; 3. an internal structure; 301. a telescopic chamber; 302. lifting the telescopic rod; 303. lifting out the block; 304. a hollow mold shaft; 305. a discharge port; 306. a material injection channel; 4. and (4) ventilating the pipes.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-4, a precision plastic gear mold comprises a mold lower half 1, wherein the upper side of the mold lower half 1 is movably connected with a mold upper half 2, an internal structure 3 is fixedly arranged inside the mold lower half 1, and one side of the internal structure 3 is provided with a vent pipe 4;
the lower die half part 1 comprises a lower die half body 101, an air outlet 102, a lifting handle 103, a positioning groove 104, a wheel die mounting groove 105 and a movable gear die 106, wherein the air outlet 102 is formed in the front side surface of the lower die half body 101, the lifting handle 103 is fixedly welded and mounted on the two sides of the lower die half body 101, the positioning groove 104 is formed above the lifting handle 103, the wheel die mounting groove 105 is formed in the upper surface of the lower die half body 101, and the movable gear die 106 is movably mounted in the wheel die mounting groove 105; the upper half part 2 of the mold comprises an upper half mold body 201, a material injection pipe mounting port 202, an opening and closing handle 203, a positioning column 204, an upper mold mounting groove 205, a matched movable mold half 206 and a mold shaft inserting port 207, wherein the material injection pipe mounting port 202 is formed in the upper side surface of the upper half mold body 201, the opening and closing handle 203 is fixedly welded and mounted on the two sides of the upper half mold body 201, the positioning column 204 is fixedly welded and mounted below the opening and closing handle 203, the upper mold mounting groove 205 is formed in the lower side surface of the upper half mold body 201, the matched movable mold half 206 is movably mounted in the upper mold mounting groove 205, and the mold shaft inserting port 207 is formed in the middle of the bottom of the upper mold mounting groove 205; the internal structure 3 comprises a telescopic chamber 301, a lifting telescopic rod 302, a lifting block 303, a hollow mold shaft 304, a discharge port 305 and an injection channel 306, the lifting telescopic rod 302 is fixedly welded and installed in the telescopic chamber 301, the lifting block 303 is fixedly welded and installed at the upper end of the lifting telescopic rod 302, the hollow mold shaft 304 is fixedly welded and installed at the upper side of the lifting block 303, the discharge port 305 is formed in the lower end of the hollow mold shaft 304, and the injection channel 306 is formed in the hollow mold shaft 304; one side of the inner part of the lower half mold body 101 is provided with a vent pipe 4, one end of the vent pipe 4 penetrates through the movable gear mold 106 to be connected with the inner mold cavity, and the other end of the vent pipe 4 is connected with the air outlet 102; the movable gear mold 106 and the mating movable mold half 206 are annular and bottomless, and the injection pipe mounting port 202 and the mold shaft insertion port 207 are connected with each other.
It should be noted that, the utility model relates to a precision plastic gear mold, when in use, the proper movable gear mold 106 and the matched movable half mold 206 are selected and respectively installed in the gear mold installation groove 105 and the upper mold installation groove 205, which is convenient for casting gears with different specifications, the practicability is stronger, the upper half mold body 201 is taken up through the opening and closing handle 203 and is suspended above the lower half mold body 101, the lower mold half 1 and the upper mold half 2 are closed through the positioning column 204 and the positioning groove 104, the hollow mold shaft 304 is inserted into the mold shaft insertion hole 207, the injection pipe is connected in the injection pipe installation hole 202, the plastic flows from the injection pipe to the injection channel 306 and is injected into the mold groove through the discharge hole 305, thereby avoiding the influence of the residues after the discharge hole 305 is set up at other places to inject the material on the gear precision, the internal air is discharged from the vent pipe 4 and the vent hole 102, the molding is started, after the cooling is finished, the telescopic rod 302 is lifted up in the telescopic chamber 301, and the gear is lifted up through the lifting-up block 303 and the hollow mold shaft 304, so that the gear is convenient to take up.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. The utility model provides a precision plastic gear mould which characterized in that: the mold comprises a lower mold half (1), an upper mold half (2) is movably connected to the upper side of the lower mold half (1), an internal structure (3) is fixedly installed inside the lower mold half (1), a vent pipe (4) is arranged on one side of the internal structure (3), the lower mold half (1) comprises a lower mold half (101), vent holes (102), a lifting handle (103), positioning grooves (104), wheel mold installation grooves (105) and movable gear molds (106), the vent holes (102) are formed in the front side surface of the lower mold half (101), the lifting handles (103) are fixedly welded and installed on the two sides of the lower mold half (101), the positioning grooves (104) are formed above the lifting handle (103), the wheel mold installation grooves (105) are formed in the upper surface of the lower mold half (101), the movable gear molds (106) are movably installed in the wheel mold installation grooves (105), first half (2) of mould include first half body (201), notes material pipe installing port (202), open and shut handle (203), reference column (204), go up mould mounting groove (205), supporting movable half (206) and mould axle inserted hole (207), notes material pipe installing port (202) have been seted up to first half body (201) side surface, first half body (201) both sides fixed weld installs handle (203) that opens and shuts, open and shut handle (203) below fixed weld and install reference column (204), last mould mounting groove (205) have been seted up to first half body (201) side surface, it has supporting movable half (206) to go up mould mounting groove (205) interior movable mounting, mould axle inserted hole (207) have been seted up to last mould mounting groove (205) tank bottom middle part.
2. The precision plastic gear mold according to claim 1, wherein: inner structure (3) including flexible room (301), lift up telescopic link (302), lift up piece (303), hollow mould axle (304), discharge gate (305) and annotate material passageway (306), fixed welded mounting has lift up telescopic link (302) in flexible room (301), it has lift up piece (303) to lift up telescopic link (302) upper end fixed welded mounting, lift up piece (303) upside fixed welded mounting and have hollow mould axle (304), discharge gate (305) have been seted up to hollow mould axle (304) lower extreme, it annotates material passageway (306) to have seted up in hollow mould axle (304).
3. The precision plastic gear mold of claim 2, wherein: and one side of the interior of the lower half mold body (101) is provided with a vent pipe (4), one end of the vent pipe (4) penetrates through the movable gear mold (106) to be connected with the inner mold cavity, and the other end of the vent pipe is connected with the air outlet (102).
4. The precision plastic gear mold according to claim 3, wherein: the movable gear mold (106) and the matched movable mold half (206) are annular and have no bottom, and the injection pipe mounting opening (202) is connected with the mold shaft inserting opening (207).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022914990.3U CN214026945U (en) | 2020-12-08 | 2020-12-08 | Precise plastic gear mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022914990.3U CN214026945U (en) | 2020-12-08 | 2020-12-08 | Precise plastic gear mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214026945U true CN214026945U (en) | 2021-08-24 |
Family
ID=77333939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022914990.3U Expired - Fee Related CN214026945U (en) | 2020-12-08 | 2020-12-08 | Precise plastic gear mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214026945U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115890999A (en) * | 2022-12-02 | 2023-04-04 | 中国工程物理研究院总体工程研究所 | Clamp for integrated encapsulation of rubber gears |
-
2020
- 2020-12-08 CN CN202022914990.3U patent/CN214026945U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115890999A (en) * | 2022-12-02 | 2023-04-04 | 中国工程物理研究院总体工程研究所 | Clamp for integrated encapsulation of rubber gears |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210824 |