CN205219601U - Roller gear's injection mould - Google Patents
Roller gear's injection mould Download PDFInfo
- Publication number
- CN205219601U CN205219601U CN201520852457.5U CN201520852457U CN205219601U CN 205219601 U CN205219601 U CN 205219601U CN 201520852457 U CN201520852457 U CN 201520852457U CN 205219601 U CN205219601 U CN 205219601U
- Authority
- CN
- China
- Prior art keywords
- plate
- push pedal
- core
- guide pillar
- positioning unit
- 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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- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a roller gear's injection mould including last positioning unit, lower positioning unit and power pack, goes up positioning unit and includes an upper fixed plate and fixed die plate, is equipped with the runner cover in an upper fixed plate, is equipped with the core in the fixed die plate, and the runner cover passes fixed die plate and last core, positioning unit includes movable mould board and bottom plate down, is equipped with down core and last guide pillar in the bottom plate, and lower core passes movable mould board and fixed die plate and last core and offsets, goes up guide pillar and movable mould board, fixed die plate, an upper fixed plate sliding connection, power pack includes push pedal, supporting shoe, lower guide pillar and sets up the backup pad below the push pedal, follows the push rod that the push pedal central line was equipped with mutual symmetry respectively in the push pedal, and the push rod passes bottom plate and the counterbalance of movable mould board, supporting shoe, the lower equal push pedal sliding connection of guide pillar, runner cover, fixed die plate, movable mould board and push rod enclose and become into the die cavity. The present problem that roller gear mould manufacturing cost is high, production efficiency is low has been solved to this scheme.
Description
Technical field
The utility model relates to mould applications, is specifically related to a kind of injection mould of roller gear.
Background technology
Mould, in industrial production in order to injection moulding, blowing, extrude, various mould and instrument that the method such as die casting or forging forming, smelting, punching press obtains required product.It mainly makes blank become the instrument of the product having given shape and size under external force.Be widely used in stamping-out, die forging, cold-heading, extruding, metallic sintered products compacting, compression casting, and in the compression moulding of goods such as engineering plastics, rubber, pottery or the formed machining of injection moulding.Mould has specific profile or cavity shape, and the contour shape that application has cutting edge can make blank be separated (stamping-out) by outline line shape.Application cavity shape can make blank obtain corresponding three-dimensional shape.Mould generally comprises dynamic model and cover half (or punch and die) two parts, the two partable.Take out product time separately, make blank inject mold cavity when closing up and be shaped.Mould is precision instrument, complex-shaped, bears the expansive force of blank, all has higher requirements to structural strength, rigidity, case hardness, surface roughness and machining accuracy, and the development level that mould is produced is one of important symbol of machine-building level.
Roller gear refers to, and wheel rim has tooth can engage the mechanical organ transmitting motion and power continuously.The application of roller gear in transmission has occurred very early.In 19 end of the centurys, generate cutting ratio juris and utilize the special purpose machine tool of this principle cutting and the appearance in succession of cutter, along with the development of producing, the stationarity of roller gear running comes into one's own.Due to the importance of roller gear, also particularly important for the mould producing roller gear in a large number, the usual complex structure of existing mould, inconvenience dismounting, improves production cost; And take out the complex steps of plastic, reduce production efficiency.
Utility model content
The utility model is intended to provide the injection mould of the roller gear that a kind of production cost is low, production efficiency is high.
Achieve the above object, base case of the present utility model is as follows: the injection mould of roller gear, comprise positioning unit, lower positioning unit and power unit, described upper positioning unit comprises upper mounted plate and solid plate, sprue bush is provided with in fixed plate, be provided with core in described solid plate, described sprue bush is through solid plate and upper core; Described lower positioning unit comprises moving platen and bottom plate, is provided with lower core and upper guide post in described bottom plate, and described lower core passes moving platen and solid plate and upper core and offsets, and described upper guide post and moving platen, solid plate, upper mounted plate are slidably connected; The gripper shoe that described power unit comprises push pedal, back-up block, lower guide pillar and is arranged at below push pedal, symmetrical push rod is respectively equipped with along push pedal center line in described push pedal, described push rod offsets through bottom plate and moving platen, described back-up block and push pedal are slidably connected, one end and the upper guide post of described back-up block offset, the other end of back-up block is connected with gripper shoe, described lower guide pillar and push pedal are slidably connected, one end of described lower guide pillar is connected with bottom plate, and the other end of lower guide pillar is connected with gripper shoe; Described sprue bush, solid plate, moving platen and push rod surround forming cavity.
The principle of base case: during operation, first enters in sprue bush by the feed injection after melting; Surround forming cavity by sprue bush, solid plate, moving platen and push rod, then raw material is flow regime under the effect of the pressure and is full of forming cavity, is shaped by plastics hardening by cooling; Finally upper mounted plate and solid plate are taken out, promote push pedal and drive push rod upwards to be released by plastic, can plastic be obtained.
The advantage of base case: in this programme, upper guide post and upper mounted plate, solid plate and moving platen are slidably connected, back-up block and lower guide pillar be all slidably connected with push pedal, all for convenience detach after injection-compression molding, compare and destroy mould structure acquisition plastic, effectively saved production cost; And mainly through the feed injection after melting is entered in sprue bush, raw material is flow regime under the effect of the pressure and is full of forming cavity, shaped by plastics hardening by cooling, take out upper mounted plate and solid plate again, promoting push pedal drives push rod upwards to be released by plastic, can obtain plastic, its overall structure step that is simple, that take out plastic is easy, effectively raises production efficiency.
Preferred version one: based on the preferred version of scheme, be provided with screw in fixed plate, described screw is connected with solid plate, by above-mentioned setting, before injection mo(u)lding, be connected by screw upper mounted plate and solid plate, make it connect further more stable, more firm; After moulding, screw is for convenience detach.
Preferred version two: based on the another preferred version of scheme, the both sides of described solid plate are provided with handle, by above-mentioned setting, after moulding, take solid plate and upper mounted plate away, have more feel by handle, more laborsaving.
Preferred version three: based on the another preferred version of scheme, described upper guide post is the guide pillar of detachable type, by above-mentioned setting, when push rod releases plastic, because upper guide post and moving platen, solid plate, upper mounted plate are slidably connected, the meeting of upper guide post is subject to uneven wearing and tearing, therefore the upper guide post of detachable type is adopted, wherein one section can be changed according to the position damaged, compare and change whole guide pillar, effectively saved production cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of the injection mould embodiment of the utility model roller gear.
Detailed description of the invention
Below by detailed description of the invention, the utility model is described in further detail:
Reference numeral in Figure of description comprises: upper mounted plate 1, solid plate 2, sprue bush 3, upper core 4, moving platen 5, bottom plate 6, lower core 7, upper guide post 8, push pedal 9, back-up block 10, lower guide pillar 11, gripper shoe 12, push rod 13, screw 14, handle 15.
Embodiment is substantially as shown in Figure 1: the injection mould of roller gear, comprise positioning unit, lower positioning unit and power unit, upper positioning unit comprises upper mounted plate 1 and solid plate 2, sprue bush 3 is provided with in upper mounted plate 1, sprue bush 3 is arranged at the middle part of upper mounted plate 1, be provided with core 4 in solid plate 2, upper core 4 is arranged at the middle part of solid plate 2, and sprue bush 3 is through solid plate 2 and upper core 4; Lower positioning unit comprises moving platen 5 and bottom plate 6, lower core 7 and upper guide post 8 is provided with in bottom plate 6, lower core 7 is arranged at the middle part of bottom plate 6, upper guide post 8 is arranged at the left end of bottom plate 6, lower core 7 offsets with upper core 4 through moving platen 5 and solid plate 2, and upper guide post 8 and moving platen 5, solid plate 2, upper mounted plate 1 are slidably connected; The gripper shoe 12 that power unit comprises push pedal 9, back-up block 10, lower guide pillar 11 and is arranged at below push pedal 9, symmetrical push rod 13 is respectively equipped with along push pedal 9 center line in push pedal 9, push rod 13 offsets through bottom plate 6 and moving platen 5, back-up block 10 and push pedal 9 are slidably connected, upper end and the upper guide post 8 of back-up block 10 offset, the lower end of back-up block 10 is connected with gripper shoe 12, lower guide pillar 11 is positioned at the right-hand member of push pedal 9, and lower guide pillar 11 is slidably connected with push pedal 9, the upper end of lower guide pillar 11 is connected with bottom plate 6, and the lower end of lower guide pillar 11 is connected with gripper shoe 12; Sprue bush 3, solid plate 2, moving platen 5 and push rod 13 surround forming cavity.
In addition, the left end of upper mounted plate 1 is provided with screw 14, and adopt screw 14 to connect upper mounted plate 1 and solid plate 2, make it connect further more stable, more firm, after moulding, screw 14 is for convenience detach; The both sides of solid plate 2 are also provided with handle 15, are more convenient for taking solid plate 2 and upper mounted plate 1 away; The guide pillar choosing detachable type is upper guide post 8, can change wherein one section, saved production cost according to the position damaged.
In the present embodiment, during operation, first the feed injection after melting is entered in sprue bush 3; Surround forming cavity by sprue bush 3, solid plate 2, moving platen 5 and push rod 13, then raw material is flow regime under the effect of the pressure and is full of forming cavity, logical plastics hardening by cooling sizing; Finally upper mounted plate 1 and solid plate 2 are taken out, promote push pedal 9 and drive push rod 13 upwards to be released by plastic, can plastic be obtained.In this programme, upper guide post 8 and upper mounted plate 1, solid plate 2 and moving platen 5 are slidably connected, back-up block 10 is all slidably connected with push pedal 9 with lower guide pillar 11, all for convenience detach after injection-compression molding, compare destruction mould structure acquisition plastic, have effectively saved production cost; And mainly through the feed injection after melting is entered in sprue bush 3, raw material is flow regime under the effect of the pressure and is full of forming cavity, shaped by plastic hardening by cooling, upper mounted plate 1 and solid plate 2 is taken out again by handle 15, promoting push pedal 9 drives push rod 13 upwards to be released by plastic, can obtain plastic, its overall structure step that is simple, that take out plastic is easy, effectively raises production efficiency.
Above-described is only embodiment of the present utility model, and in scheme, the general knowledge such as known concrete structure and/or characteristic does not do too much description at this.Should be understood that; for a person skilled in the art, under the prerequisite not departing from the utility model structure, some distortion and improvement can also be made; these also should be considered as protection domain of the present utility model, and these all can not affect effect and the practical applicability of the utility model enforcement.The protection domain that this application claims should be as the criterion with the content of its claim, and the detailed description of the invention in description etc. record the content that may be used for explaining claim.
Claims (4)
1. the injection mould of roller gear, comprise positioning unit, lower positioning unit and power unit, it is characterized in that: described upper positioning unit comprises upper mounted plate and solid plate, sprue bush is provided with in fixed plate, be provided with core in described solid plate, described sprue bush is through solid plate and upper core; Described lower positioning unit comprises moving platen and bottom plate, is provided with lower core and upper guide post in described bottom plate, and described lower core passes moving platen and solid plate and upper core and offsets, and described upper guide post and moving platen, solid plate, upper mounted plate are slidably connected; The gripper shoe that described power unit comprises push pedal, back-up block, lower guide pillar and is arranged at below push pedal, symmetrical push rod is respectively equipped with along push pedal center line in described push pedal, described push rod offsets through bottom plate and moving platen, described back-up block and push pedal are slidably connected, one end and the upper guide post of described back-up block offset, the other end of back-up block is connected with gripper shoe, described lower guide pillar and push pedal are slidably connected, one end of described lower guide pillar is connected with bottom plate, and the other end of lower guide pillar is connected with gripper shoe; Described sprue bush, solid plate, moving platen and push rod surround forming cavity.
2. the injection mould of roller gear according to claim 1, is characterized in that: be provided with screw in fixed plate, and described screw is connected with solid plate.
3. the injection mould of roller gear according to claim 1, is characterized in that: the both sides of described solid plate are provided with handle.
4. the injection mould of roller gear according to claim 1, is characterized in that: described upper guide post is the guide pillar of detachable type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520852457.5U CN205219601U (en) | 2015-10-30 | 2015-10-30 | Roller gear's injection mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520852457.5U CN205219601U (en) | 2015-10-30 | 2015-10-30 | Roller gear's injection mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205219601U true CN205219601U (en) | 2016-05-11 |
Family
ID=55894693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520852457.5U Expired - Fee Related CN205219601U (en) | 2015-10-30 | 2015-10-30 | Roller gear's injection mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205219601U (en) |
-
2015
- 2015-10-30 CN CN201520852457.5U patent/CN205219601U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160511 Termination date: 20161030 |