CN110341136A - A kind of injection mold of pump case and pump case - Google Patents
A kind of injection mold of pump case and pump case Download PDFInfo
- Publication number
- CN110341136A CN110341136A CN201910701993.8A CN201910701993A CN110341136A CN 110341136 A CN110341136 A CN 110341136A CN 201910701993 A CN201910701993 A CN 201910701993A CN 110341136 A CN110341136 A CN 110341136A
- Authority
- CN
- China
- Prior art keywords
- main line
- core
- branch pipe
- core pulling
- mold core
- 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.)
- Granted
Links
- 238000002347 injection Methods 0.000 title claims abstract description 21
- 239000007924 injection Substances 0.000 title claims abstract description 21
- 239000000306 component Substances 0.000 claims abstract description 30
- 239000008358 core component Substances 0.000 claims abstract description 27
- 230000033001 locomotion Effects 0.000 claims abstract description 17
- 230000000712 assembly Effects 0.000 claims abstract description 8
- 238000000429 assembly Methods 0.000 claims abstract description 8
- 238000001746 injection moulding Methods 0.000 claims description 35
- 239000011324 bead Substances 0.000 claims description 11
- 230000014759 maintenance of location Effects 0.000 claims description 11
- 238000005452 bending Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 239000000243 solution Substances 0.000 description 14
- 239000012530 fluid Substances 0.000 description 8
- 238000000354 decomposition reaction Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 208000020442 loss of weight Diseases 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 2
- 238000004512 die casting Methods 0.000 description 2
- 229920006351 engineering plastic Polymers 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 229920001169 thermoplastic Polymers 0.000 description 2
- 239000004416 thermosoftening plastic Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- RVCKCEDKBVEEHL-UHFFFAOYSA-N 2,3,4,5,6-pentachlorobenzyl alcohol Chemical compound OCC1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl RVCKCEDKBVEEHL-UHFFFAOYSA-N 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 238000005058 metal casting Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
- B29C45/332—Mountings or guides therefor; Drives therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/02—Selection of particular materials
- F04D29/026—Selection of particular materials especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
- F04D29/4293—Details of fluid inlet or outlet
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
A kind of injection mold of pump case, including main line mold core component, lower mold core and and upper mold core；The main line mold core component connects cover half end and is set to the side of lower mold core, includes main line core pulling component and main line lower mold assemblies；The main line core pulling component includes main line core pulling, main line sliding block, main line bracket and main line cylinder, main line bracket is connected to cover half end, main line sliding block slides on main line bracket, and main line cylinder drives main line slide block movement, and core pulling is connected on main line sliding block；The main line lower mold assemblies include mould holder and main line lower mold core under main line, and mould holder is connected to cover half end under main line, and main line lower mold core is connected under main line on mould holder；The lower mold core is equipped with lower die core pulling, and branch core pulling mounting hole is equipped in lower die core pulling, and branch core pulling is detachably and fixedly provided in branch core pulling mounting hole, and lower die core pulling and main line core pulling mutual cooperation constitute the core pulling inside main line.
Description
Technical field
The invention belongs to the mold injection technical fields of pump case, are related to a kind of injection mold of pump case, lightweight automobile hair
The die casting of motivation oil pump case.
Background technique
Pump case component and impeller, ball valve, the hydraulic centrifugal of motor and PCBA electric-control system composition mechanically or electrically pump, extensively
For civil water pump, automobile fuel pump and heat management system, be divided into two major classes by function: one kind is that trandfer fluid acts on, such as
Civil water heater, automobile fuel pump etc., fluid here are as consumables；Another kind of is temperature control set for adjusting, such as: the people
With air-conditioning heat pump, automobile cooling system pump, heat management system pump etc., these will not or seldom generate disappearing for fluid
Consumption mainly makes fluid generate ringing.
For automobile storage in multiple pump case components, present Automobile Market amount is huge, and traditional automobile component part supply quotient will
Pump case is mostly obtained using metal casting technique die casting, these metal product pump cases can not do complicated structural member, in group
During dress, the tool to lock screw is needed to vacate installation space, so volume is big, in addition metalwork is also heavy, reduces production
Product cost performance；The water-fast poor corrosion resistance of metalwork, quality have recessive risk.With the demand of automotive light weight technology, in automobile
The higher requirement that proposes of pump case component, the pump case component of injection molding by be future development direction.
Summary of the invention
Technical program of the present invention lies in providing a kind of pump case, pump case includes the pump case ontology of integrated injection molding, pump case
Ontology includes main line, the first branch pipe and the second branch pipe；The main line, which includes that bending is angled, to be connected
First straight pipe and the second straight pipe, the nozzle of the first straight pipe are arranged at the first straight tube to connect the pump housing, pump housing impeller
Intersegmental part；First branch pipe and the second branch pipe are respectively arranged on the side wall of the first straight pipe, and two branch pipes are connected to the first straight pipe
It is internal and external；First straight pipe is additionally provided with integrally formed mounting base.
In one embodiment of the technical solution, first branch pipe and the second branch pipe are asymmetric to be set to first
Two sides of straight pipe, and be located at the two sides of the first straight pipe, first branch pipe and the second branch pipe respectively with the first straight pipe
It is arranged at obtuse angle angle.
In one embodiment of the technical solution, first straight pipe is identical as the diameter of inner pipe of the second straight pipe,
The diameter of inner pipe of first branch pipe and the second branch pipe is respectively smaller than the diameter of inner pipe of the first straight pipe, the inner tube length of the first straight pipe
Greater than the thickness of impeller.
In one embodiment of the technical solution, the nozzle outer wall of first straight pipe is equipped with to accommodate sealing element
Annular seal groove, the nozzle outer wall of second straight pipe is equipped with the retention bead of annular, first branch pipe and second
The nozzle outer wall of branch pipe is equipped with the retention bead of annular.
The pump case of the technical program is molding with special engineering plastics PA66+GF30 HR or PPA or PPS+GF40+MD25
Plastic part also has both many Half-metallic energy other than the characteristic for having thermoplastic, can significantly loss of weight, can be with
Increase hydrolysis, corrosion-resistant, property not available for this metal such as high-low temperature resistant.
Another technical solution of the invention is to provide a kind of injection mold of pump case, is used for integrated injection molding pump case,
With dynamic model end and cover half end, it connect including main line mold core component, the lower mold core being connect with cover half end and with dynamic model end
Upper mold core；
The main line mold core component connects cover half end and is set to the side of lower mold core, includes main line core pulling component
With main line lower mold assemblies；The main line core pulling component includes main line core pulling, main line sliding block, main line bracket and supervisor
Road cylinder, main line bracket are connected to cover half end, and main line sliding block slides on main line bracket, main line cylinder driving supervisor
Road slide block movement, core pulling are connected on main line sliding block；
The main line lower mold assemblies include mould holder and main line lower mold core under main line, and mould holder connects under main line
In cover half end, main line lower mold core is connected under main line on mould holder；
The lower mold core is equipped with lower die core pulling, and branch core pulling mounting hole, branch core pulling mounting hole are equipped in lower die core pulling
In be detachably and fixedly provided with branch core pulling, lower die core pulling and main line core pulling cooperate the core pulling constituted inside main line.
In one embodiment of the technical solution, the main line core pulling component further includes having main line sliding rail and supervisor
Core pulling outside road, main line sliding rail are connected on main line sliding block, and main line sliding rail and the outer core pulling of main line cooperate, main line sliding rail
Movement drive the outer core pulling of main line to flank movement；
The main line lower die core assembly further includes having the core pulling of main line lower die, main line lower mould slider, main line lower die
Sliding rail and main line lower die cylinder；Main line lower mould slider is connected to mould holder under main line and moves up dynamic, main line lower die cylinder
It is connected under main line on mould holder and drives main line lower mould slider mobile, it is sliding that main line lower die sliding rail connects main line lower die
Block；Main line lower die core pulling, which is set in main line lower mold core, moves and cooperates with main line lower die sliding rail；
The core pulling of main line lower die matches the main line nozzle outer wall injection molding to pump case with the outer core pulling of main line.
In one embodiment of the technical solution, the outer core pulling of the main line sliding rail and main line by T-shaped slide rail with
Sliding slot is cooperatively connected；Main line lower die sliding rail is cooperatively connected with main line lower die core pulling by T-shaped slide rail and sliding slot.
It further include having branch pipe mold core component, branch pipe mold core component is connected to down in one embodiment of the technical solution
Mold core, the branch pipe nozzle outer wall injection molding to pump case；
Branch pipe mold core component includes Zhi Guanmo fixed block, branch pipe mode slider, branch pipe mold core and Zhi Guanmo connecting rod, Zhi Guanmo
Fixed block is mounted in lower mold core, and the setting of branch pipe mode slider is moved on Zhi Guanmo fixed block, and branch pipe mold core is connected to Zhi Guanmo
On sliding block；Oblique hole is equipped in the branch pipe mode slider, Zhi Guanmo connecting rod lower end is equipped with the brace portion cooperated with oblique hole, branch pipe
Mould connecting rod is connect with dynamic model end, and Zhi Guanmo connecting rod, which moves up and down, drives branch pipe mode slider horizontal direction mobile.
In one embodiment of the technical solution, each branch pipe is equipped with one or a pair of of branch pipe mold core component, Yi Duizhi
The branch pipe mold core of pipe die core assembly matches the branch pipe mold core to branch pipe nozzle outer wall injection molding or branch pipe mold core component
It is matched with main line lower mold core to branch pipe nozzle outer wall injection molding.
It further include having channel mould component in one embodiment of the technical solution, the pipe of the connection pump housing to main line
The injection molding of the seal groove of mouth outer wall；
Channel mould component includes channel mould core, channel mould sliding block, channel mould fixed block and channel mould sliding rail, and channel mould fixed block is connected to down
On mold core, channel mould sliding block slides on channel mould fixed block, and channel mould core is connected on channel mould sliding block, and channel mould sliding rail and channel mould sliding block are logical
It crosses T-shaped slide rail to be cooperatively connected with sliding slot, channel mould sliding rail is connected to dynamic model end.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, institute in being described below to the embodiment of the present invention
Need attached drawing to be used to be briefly described, the accompanying drawings in the following description only for be some embodiments, for this field
For those of ordinary skill, without any creative labor, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is the perspective view of the pump case in the embodiment of the present application one.
Fig. 2 is the perspective view of the pump case in the embodiment of the present application one.
Fig. 3 is the front view of the pump case in the embodiment of the present application one.
Fig. 4 is the cross-sectional view of the pump case in the embodiment of the present application one.
Fig. 5 is the part-structure view of injection mold in the embodiment of the present application two.
Fig. 6 is the part-structure decomposition view of injection mold in the embodiment of the present application two.
Fig. 7 is the decomposition view of the main line lower die core assembly in the embodiment of the present application two.
Fig. 8 is the decomposition view of the main line mold core component in the embodiment of the present application two.
Fig. 9 is the part-structure decomposition view of injection mold in the embodiment of the present application two.
Figure 10 is the decomposition view of the branch pipe mold core component in the embodiment of the present application two
Figure 11 is the decomposition view of the channel mould component in the embodiment of the present application two.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of
The description present invention and simplified description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with spy
Fixed orientation construction and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can be machine
Tool connection, is also possible to be electrically connected；It can be directly connected, two members can also be can be indirectly connected through an intermediary
Connection inside part.For the ordinary skill in the art, above-mentioned term can be understood in this hair as the case may be
Concrete meaning in bright.
In the present invention unless specifically defined or limited otherwise, fisrt feature second feature "upper" or "lower"
It may include that the first and second features directly contact, also may include that the first and second features are not direct contacts but pass through it
Between other characterisation contact.Moreover, fisrt feature includes the first spy above the second feature " above ", " above " and " above "
Sign is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " include that fisrt feature is directly below and diagonally below the second feature, or is merely representative of
First feature horizontal height is less than second feature.
It in addition, the technical solution between each embodiment can be combined with each other, but must be with ordinary skill
Based on personnel can be realized, this technical side will be understood that when the combination of technical solution appearance is conflicting or cannot achieve
The combination of case is not present, also not within the scope of disclosed by the invention.
In subsequent description, using such as " module ", " component ", the suffix of " component " or " unit " etc. is only for advantageous
In explanation of the invention, there is no specific meanings for itself.Therefore it can mixedly use.
Below by specific embodiment combination attached drawing, invention is further described in detail.
Embodiment one
Shown in 4, the present embodiment is a kind of pump case, and pump case 10 includes the pump case ontology of integrated injection molding, pump
Shell ontology includes main line 11, the first branch pipe 12 and the second branch pipe 13；The pump case is mainly used for automobile fuel pump conveying or air-conditioning
In system.
Main line 11 includes angled the first straight pipe 111 being connected and the second straight pipe 112 of bending, curved
The angle of folding is obtuse angle, and it is preferred for spending with 90 to 150, and the nozzle 1110 of the first straight pipe is to connect the pump housing, pump housing impeller quilt
It is set to inside the first straight pipe, impeller mainly uses centrifugal pump impeller；First branch pipe 12 and the second branch pipe 13 are respectively arranged on
The side wall of one straight pipe 111, and two branch pipes are connected to inside the first straight pipe and outside；First branch pipe and the second branch pipe are not
The two sides of the first straight pipe are symmetrically set to, and are located at the two sides of the first straight pipe, the first branch pipe and the second branch pipe difference
It is arranged with the first straight pipe at obtuse angle angle, the range of angle is 100 to 150 degree.
First straight pipe 111 is additionally provided with integrally formed mounting base 113, and pump case is connected by mounting base 113 and pump housing screw
It connects, in addition, it is mutual in the outer wall of main line, the outer wall of branch pipe and mounting base, it has been additionally provided with adding for reinforcement pump case intensity
Strengthening tendons 114.
First straight pipe is identical as the diameter of inner pipe of the second straight pipe, the diameter of inner pipe difference of the first branch pipe and the second branch pipe
Less than the diameter of inner pipe of the first straight pipe, the inner tube length of the first straight pipe is greater than the thickness of impeller.The nozzle of first straight pipe
Outer wall is equipped with the seal groove 1111 of the annular to accommodate sealing element, and the nozzle outer wall of the second straight pipe is equipped with the limit convex of annular
1121 are played, the nozzle outer wall of the first branch pipe and the second branch pipe is equipped with the retention bead 121,131 of annular.These retention bead purposes
When being that nozzle is connect with external hose, it is not easy to slide.
The main line of pump case is connect by mounting base with the pump housing, after impeller is driven on the pump housing, generation centrifugal force, fluid from
The nozzle 1120 of the upper surface of main line is inhaled into, and the fluid being inhaled into is thrown away from the outlet of the first branch pipe and the second branch pipe, flow direction
Respective service aisle or workplace.
Such as in automotive temp regulation and control system, the fluid come out from the first branch pipe and the second branch pipe is finally received
Collection, and it is sucked into pump case and the pump housing from the nozzle of main line 1120 again, unless obtaining the finger of temperature or flow control system
It enables, in the operating condition, fluid will be run by the mode of this fixation and direction in cycles for driving, form a temperature
Closed-loop control.
Pump case is the plastic part with special engineering plastics PA66+GF30 HR or PPA or PPS+GF40+MD25 injection molding,
Other than the characteristic for having thermoplastic, also have both many Half-metallic energy, can significantly loss of weight, can also increase water-fast
Solution, corrosion-resistant, property not available for this metal such as high-low temperature resistant.
The pump case of the present embodiment is to realize lightweight loss of weight target based on automotive light weight technology trend, energy-saving；For having
The automotive interior installation space of limit, huge installation exercise make inner space be difficult to compress, it is necessary to reduce this assembling link, contract
Small size.
Embodiment two
As shown in Fig. 5 to 11, the present embodiment is a kind of injection mold of pump case, to carry out to the pump case in embodiment one
Integrated injection molding has dynamic model end and cover half end, including lower mold core 21, upper mold core 22, main line mold core component, Zhi Guanmo
Core assembly 25 and channel mould component 26, each component are combined with each other the model cavity for constituting injection molding pump case, and the injection hole of model cavity is set to
It further include having realization mold to enable these components of the injection mold in the present embodiment to be combined with each other, move in upper mold core
Other conventional components of function cooperate, conventional components cooperation include but is not limited to cope plate, lower template, guide post, locating piece,
Secondary demolding structure etc..
Upper mold core 22 is connected to dynamic model end, and upper mold core is the last demolded parts at dynamic model end, and the model cavity of upper mold core is main
Constitute the outer wall top half of the second straight pipe, the injection molding of the upper surface of the outer wall top half and mounting base of branch pipe.
Lower mold core 21 is equipped with lower die core pulling 211, and lower die core pulling 211 is connected in lower mold core 21, is equipped in lower die core pulling
Branch core pulling mounting hole 2110, is detachably and fixedly provided with branch core pulling 212 in branch core pulling mounting hole, lower die core pulling 211 and main
Pipeline core pulling, which cooperates, constitutes the injection molding core pulling of main line inner space, and the injection molding that bracket core pulling 212 constitutes two branches is taken out
Core.
Since the second straight pipe of main line of pump case is bent relative to the first straight pipe, upper mold core is to the outer of the second straight pipe
Wall lower half portion be cannot direct draft, lower mold core also because mounting base blocking, not can be carried out draft equally, this just needs list
Only main line mold core component carries out injection molding to the outer wall lower half portion of the second straight pipe and crooked position.
Main line mold core component connects cover half end, and is set to the side of lower mold core, includes main line core pulling component 23
With main line lower mold assemblies 24.
Main line core pulling component 23 includes main line core pulling 231, main line sliding block 232, main line bracket 233 and main line
Cylinder 234, main line bracket are connected to cover half end, and main line sliding block slides on main line bracket, main line cylinder driving master
Pipeline slide block movement, main line core pulling are connected on main line sliding block.
Main line lower mold assemblies 24 include mould holder 241 and main line lower mold core 242 under main line, mould holder under main line
It is connected to cover half end, main line lower mold core is connected under main line on mould holder, and main line lower mold core is mainly to the second straight tube
The outer wall lower half portion of section and the injection molding of crooked position.
Before the upward draft in dynamic model end, main line cylinder can first work, and drive main line sliding block and main line core pulling,
Extract main line core pulling from the second straight pipe formed after injection molding.
The injection molding of the retention bead 1121 of annular, main line core pulling group are equipped with for the nozzle outer wall of the second straight pipe
Part further includes having main line sliding rail 235 and the outer core pulling 236 of main line, and main line sliding rail is connected on main line sliding block, main line
Sliding rail and the outer core pulling of main line cooperate, and two main line limit sensors 237 are used to limit the movement row of main line sliding block 232
Journey.
It is corresponding, main line lower die core assembly further include have main line lower die core pulling 243, main line lower mould slider 244,
Main line lower die sliding rail 245 and main line lower die cylinder 246；Main line lower mould slider is connected to mould holder under main line and moves up
Dynamic, main line lower die cylinder is connected under main line on mould holder and drives main line lower mould slider 244 mobile, main line lower die
Sliding rail 245 connects main line lower mould slider；Main line lower die core pulling be set in main line lower mold core move and under main line
The cooperation of mould sliding rail.
It is matched outside the nozzle to the main line of pump case by main line lower die core pulling 243 with core pulling 236 outside main line
The injection molding of the retention bead 1121 of wall, after the completion of injection molding, main line cylinder drives main line sliding block and main line sliding rail fortune
Dynamic, the outer core pulling of the related main line of the movement of main line sliding rail changes direction towards flank movement, and the outer core pulling of main line is detached from retention bead
Position.
Main line lower die cylinder can also work simultaneously, drive main line lower mould slider and main line lower die sliding rail straight along second
The movement of pipeline section axis direction, main line lower die sliding rail drive the core pulling of main line lower die to change direction towards flank movement, make under main line
Mould core pulling is detached from retention bead position.
In the present embodiment, by oblique with the main line sliding rail direction of motion between main line sliding rail and the outer core pulling of main line
The T-shaped slide rail 2351 of setting is cooperatively connected with sliding slot 2361；Lead between main line lower die sliding rail and main line lower die core pulling
It crosses the T-shaped slide rail 2451 angularly disposed with the main line lower die sliding rail direction of motion to be cooperatively connected with sliding slot 2431, purpose exists
In the commutation contracting core of core pulling and main line lower die core pulling movement outside realization main line.
The injection molding of the retention bead 121,131 of annular is equipped with for the nozzle outer wall of branch pipe, injection mold further includes
There is branch pipe mold core component 25, branch pipe mold core component is connected to lower mold core, the nozzle outer wall injection molding of the branch pipe to pump case.?
Originally apply in example, the first branch pipe 12 passes through a pair of of branch pipe mold core component and cooperates, the second branch pipe 13 by main line lower mold core and
The nozzle outer wall injection molding of one branch pipe mold core component matched to realize branch pipe.
Each branch pipe mold core component 25 includes Zhi Guanmo fixed block 251, branch pipe mode slider 252, branch pipe mold core 253 and branch
Pipe die connecting rod 254, Zhi Guanmo fixed block are mounted in lower mold core, and the setting of branch pipe mode slider is moved on Zhi Guanmo fixed block, are propped up
Pipe die core is connected on branch pipe mode slider；Be equipped with oblique hole 2521 in branch pipe mode slider 252, Zhi Guanmo connecting rod lower end be equipped with it is oblique
The brace portion 2541 cooperated to hole, Zhi Guanmo connecting rod are connect with dynamic model end, and Zhi Guanmo connecting rod, which moves up and down, drives branch pipe mode slider
Horizontal direction is mobile, it is therefore intended that realizes that Zhi Guanmo connecting rod is converted to the commutation contracting core movement of branch pipe mode slider and branch pipe mold core.
Injection molding for the seal groove 1111 of 1110 outer wall of nozzle of the connection pump housing of main line, injection mold also wrap
Channel mould component 26 is included, channel mould component has two mutual cooperations being oppositely arranged, and channel mould component includes channel mould core 261, slot
Mode slider 262, channel mould fixed block 263 and channel mould sliding rail 264, channel mould fixed block are connected in lower mold core, and channel mould sliding block is in channel mould
It is slided on fixed block, channel mould core is connected on channel mould sliding block, by moving with channel mould sliding rail between channel mould sliding rail and channel mould sliding block
The angularly disposed T-shaped slide rail 2641 in direction is cooperatively connected with sliding slot 2621, and channel mould sliding rail 264 is connected to dynamic model end.
The solution technical problem of the injection mold of the present embodiment is to complete the special-shaped pump case in embodiment one in injection molding
Afterwards, it can be carried out automatic draft, to realize the batch injection molding production of pump case, the principle of draft is, after the completion of injection molding, is responsible for before this
The outer core pulling of the main line core pulling of road mold core component and main line is in the driving bottom knockout of main line cylinder, while main line lower die is taken out
Core is also demoulded, and dynamic model end moves upwards, and is driven Zhi Guanmo connecting rod, channel mould sliding rail to move upwards, is made branch pipe mold core and channel mould
Core completes demoulding, this is once to demould, and dynamic model end continues up, and drives upper mold core to complete demoulding, this is secondary demoulding.Again
Branch core pulling is removed, pump case is taken out to completion from lower die core pulling.
In the description of this specification, reference term " embodiment ", " some embodiments ", " an implementation
The description of example ", " some embodiments ", " example ", " specific example " or " some examples " etc. means to combine the embodiment or example
Particular features, structures, materials, or characteristics described are included at least one embodiment or example of the invention.In this explanation
In book, schematic expression of the above terms be may not refer to the same embodiment or example.Moreover, the specific spy of description
Sign, structure, material or feature can be combined in any suitable manner in any one or more of the embodiments or examples.
The above content is specific embodiment is combined, further detailed description of the invention, and it cannot be said that this hair
Bright specific implementation is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs, it is not taking off
Under the premise of from present inventive concept, a number of simple deductions or replacements can also be made.
Claims (10)
1. a kind of pump case, which is characterized in that pump case includes the pump case ontology of integrated injection molding, and pump case ontology includes supervisor
Road, the first branch pipe and the second branch pipe；The main line includes angled the first straight pipe being connected of bending and the
Two straight pipes, the nozzle of the first straight pipe are arranged at the inside of the first straight pipe to connect the pump housing, pump housing impeller；First
Pipe and the second branch pipe are respectively arranged on the side wall of the first straight pipe, and inside two branch pipes the first straight pipes of connection and external；The
One straight pipe is additionally provided with integrally formed mounting base.
2. pump case according to claim 1, which is characterized in that first branch pipe and the second branch pipe are asymmetric setting
In the two sides of the first straight pipe, and it is located at the two sides of the first straight pipe, first branch pipe and the second branch pipe are respectively with first
Straight pipe is arranged at obtuse angle angle.
3. pump case according to claim 1, which is characterized in that the diameter of inner pipe of first straight pipe and the second straight pipe
Identical, the diameter of inner pipe of the first branch pipe and the second branch pipe is respectively smaller than the diameter of inner pipe of the first straight pipe, the first straight pipe it is interior
Length of tube is greater than the thickness of impeller.
4. pump case according to claim 1, which is characterized in that the nozzle outer wall of first straight pipe is equipped with to accommodate
The seal groove of the annular of sealing element, the nozzle outer wall of second straight pipe are equipped with the retention bead of annular, first branch pipe
The retention bead of annular is equipped with the nozzle outer wall of the second branch pipe.
5. a kind of injection mold of pump case is used for integrated injection molding pump case, there is dynamic model end and cover half end, which is characterized in that
Including main line mold core component, the lower mold core being connect with cover half end and the upper mold core being connect with dynamic model end；
The main line mold core component connects cover half end and is set to the side of lower mold core, includes main line core pulling component and master
Pipeline lower mold assemblies；The main line core pulling component includes main line core pulling, main line sliding block, main line bracket and main line gas
Cylinder, main line bracket are connected to cover half end, and main line sliding block slides on main line bracket, and main line cylinder drives main line sliding
Block movement, core pulling are connected on main line sliding block；
The main line lower mold assemblies include mould holder and main line lower mold core under main line, and mould holder is connected to fixed under main line
Mould end, main line lower mold core are connected under main line on mould holder；
The lower mold core is equipped with lower die core pulling, and branch core pulling mounting hole is equipped in lower die core pulling, can in branch core pulling mounting hole
Disassembly is fixed with branch core pulling, and lower die core pulling and main line core pulling mutual cooperation constitute the core pulling inside main line.
6. the injection mold of pump case according to claim 5, which is characterized in that the main line core pulling component further includes having
Main line sliding rail and the outer core pulling of main line, main line sliding rail are connected on main line sliding block, take out outside main line sliding rail and main line
Core cooperation, the movement of main line sliding rail drive the outer core pulling of main line to flank movement；
The main line lower die core assembly further includes having the core pulling of main line lower die, main line lower mould slider, main line lower die sliding rail
With main line lower die cylinder；Main line lower mould slider is connected to mould holder under main line and moves up dynamic, main line lower die cylinder connection
On mould holder and drive main line lower mould slider mobile under main line, main line lower die sliding rail connects main line lower mould slider；
Main line lower die core pulling, which is set in main line lower mold core, moves and cooperates with main line lower die sliding rail；
The core pulling of main line lower die matches the main line nozzle outer wall injection molding to pump case with the outer core pulling of main line.
7. the injection mold of pump case according to claim 6, which is characterized in that taken out outside the main line sliding rail and main line
Core is cooperatively connected by T-shaped slide rail and sliding slot；Main line lower die sliding rail and the core pulling of main line lower die pass through T-shaped slide rail and cunning
Slot is cooperatively connected.
8. the injection mold of pump case according to claim 5, which is characterized in that further include having branch pipe mold core component, branch pipe
Mold core component is connected to lower mold core, the branch pipe nozzle outer wall injection molding to pump case；
Branch pipe mold core component includes that Zhi Guanmo fixed block, branch pipe mode slider, branch pipe mold core and Zhi Guanmo connecting rod, Zhi Guanmo are fixed
Block is mounted in lower mold core, and the setting of branch pipe mode slider is moved on Zhi Guanmo fixed block, and branch pipe mold core is connected to branch pipe mode slider
On；Oblique hole is equipped in the branch pipe mode slider, Zhi Guanmo connecting rod lower end is equipped with the brace portion cooperated with oblique hole, and Zhi Guanmo connects
Bar is connect with dynamic model end, and Zhi Guanmo connecting rod, which moves up and down, drives branch pipe mode slider horizontal direction mobile.
9. the injection mold of pump case according to claim 8, which is characterized in that each branch pipe is equipped with one or a pair of of branch pipe
Mold core component, the branch pipe mold core of a pair of of branch pipe mold core component are matched to branch pipe nozzle outer wall injection molding or Zhi Guanmo
The branch pipe mold core of core assembly is matched with main line lower mold core to branch pipe nozzle outer wall injection molding.
10. the injection mold of pump case according to claim 5, which is characterized in that further include having channel mould component, to be responsible for
The injection molding of the seal groove of the nozzle outer wall of the connection pump housing on road；
Channel mould component includes channel mould core, channel mould sliding block, channel mould fixed block and channel mould sliding rail, and channel mould fixed block is connected to lower mold core
On, channel mould sliding block slides on channel mould fixed block, and channel mould core is connected on channel mould sliding block, and channel mould sliding rail and channel mould sliding block pass through T
Type sliding rail is cooperatively connected with sliding slot, and channel mould sliding rail is connected to dynamic model end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910701993.8A CN110341136B (en) | 2019-07-31 | 2019-07-31 | Pump shell and injection mold of pump shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910701993.8A CN110341136B (en) | 2019-07-31 | 2019-07-31 | Pump shell and injection mold of pump shell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110341136A true CN110341136A (en) | 2019-10-18 |
| CN110341136B CN110341136B (en) | 2024-06-25 |
Family
ID=68183460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910701993.8A Active CN110341136B (en) | 2019-07-31 | 2019-07-31 | Pump shell and injection mold of pump shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110341136B (en) |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09195975A (en) * | 1996-01-17 | 1997-07-29 | Ebara Corp | Pump device and pump assembling body used therein |
| US20020114908A1 (en) * | 2000-01-19 | 2002-08-22 | Evans David V. | Molded plastic elbow |
| US20130045293A1 (en) * | 2011-08-16 | 2013-02-21 | Fih (Hong Kong) Limited | Injection mold |
| CN203254618U (en) * | 2013-04-26 | 2013-10-30 | 福州蓝卡潞工业有限公司 | Cylinder core pulling injection mold |
| US20140010911A1 (en) * | 2012-07-03 | 2014-01-09 | Ricky L. RUSHING, SR. | Sweep core die device |
| US20140021650A1 (en) * | 2011-03-14 | 2014-01-23 | Standex International Corporation | Plastic Pump Housing and Manufacture Thereof |
| CN104191562A (en) * | 2014-08-25 | 2014-12-10 | 宁波锦隆电器有限公司 | Air filter pump shell mold |
| CN205086297U (en) * | 2015-11-13 | 2016-03-16 | 宁波北仑鼎海模塑有限公司 | Mould structure is taken out to side of moulding plastics |
| US20160375621A1 (en) * | 2015-06-29 | 2016-12-29 | Otto Männer Innovation GmbH | Injection Molding Apparatus Having Cooled Core Sliders |
| CN106738703A (en) * | 2017-03-15 | 2017-05-31 | 合兴集团有限公司 | The side core-pulling method of side core-pulling mechanism, injection mold and injection mold |
| CN207014700U (en) * | 2017-07-21 | 2018-02-16 | 宁海宏德模塑有限公司 | A kind of middle cooling pipe joint mould |
| CN207273761U (en) * | 2017-08-18 | 2018-04-27 | 台州市黄岩天碧模具有限公司 | A kind of oil fuel tube injection mold |
| CN208133528U (en) * | 2018-02-11 | 2018-11-23 | 中山盈泰模具有限公司 | Mold |
| CN210362303U (en) * | 2019-07-31 | 2020-04-21 | 固特科工业塑料件科技(深圳)有限公司 | Pump case and injection mold of pump case |
-
2019
- 2019-07-31 CN CN201910701993.8A patent/CN110341136B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09195975A (en) * | 1996-01-17 | 1997-07-29 | Ebara Corp | Pump device and pump assembling body used therein |
| US20020114908A1 (en) * | 2000-01-19 | 2002-08-22 | Evans David V. | Molded plastic elbow |
| US20140021650A1 (en) * | 2011-03-14 | 2014-01-23 | Standex International Corporation | Plastic Pump Housing and Manufacture Thereof |
| US20130045293A1 (en) * | 2011-08-16 | 2013-02-21 | Fih (Hong Kong) Limited | Injection mold |
| US20140010911A1 (en) * | 2012-07-03 | 2014-01-09 | Ricky L. RUSHING, SR. | Sweep core die device |
| CN203254618U (en) * | 2013-04-26 | 2013-10-30 | 福州蓝卡潞工业有限公司 | Cylinder core pulling injection mold |
| CN104191562A (en) * | 2014-08-25 | 2014-12-10 | 宁波锦隆电器有限公司 | Air filter pump shell mold |
| US20160375621A1 (en) * | 2015-06-29 | 2016-12-29 | Otto Männer Innovation GmbH | Injection Molding Apparatus Having Cooled Core Sliders |
| CN205086297U (en) * | 2015-11-13 | 2016-03-16 | 宁波北仑鼎海模塑有限公司 | Mould structure is taken out to side of moulding plastics |
| CN106738703A (en) * | 2017-03-15 | 2017-05-31 | 合兴集团有限公司 | The side core-pulling method of side core-pulling mechanism, injection mold and injection mold |
| CN207014700U (en) * | 2017-07-21 | 2018-02-16 | 宁海宏德模塑有限公司 | A kind of middle cooling pipe joint mould |
| CN207273761U (en) * | 2017-08-18 | 2018-04-27 | 台州市黄岩天碧模具有限公司 | A kind of oil fuel tube injection mold |
| CN208133528U (en) * | 2018-02-11 | 2018-11-23 | 中山盈泰模具有限公司 | Mold |
| CN210362303U (en) * | 2019-07-31 | 2020-04-21 | 固特科工业塑料件科技(深圳)有限公司 | Pump case and injection mold of pump case |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110341136B (en) | 2024-06-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110394949A (en) | A kind of injection mold of integral type closed impeller | |
| CN107672120A (en) | Die set | |
| CN110341136A (en) | A kind of injection mold of pump case and pump case | |
| CN210362303U (en) | Pump case and injection mold of pump case | |
| CN207915968U (en) | A kind of product bend pipe pulled core structure | |
| CN209566454U (en) | BMC plastic cement material sprue bushing injection structure | |
| CN217293252U (en) | Large-size narrow-edge refrigerator sliding door lining opening injection mold | |
| CN109501114A (en) | A kind of high precision Shooting Technique and injection molding machine | |
| CN205685629U (en) | Integral type injection machine that can be mixed and modified | |
| CN208896395U (en) | The injection mold of gear shift fork | |
| CN206748930U (en) | It is a kind of can rapid shaping phone housing injection mold | |
| KR101480798B1 (en) | Articulating lightweight plastic for car thermostat housing and manufacturing the device | |
| CN102950726B (en) | Injection mould for connecting rod | |
| CN207403096U (en) | Icemaker injection mold and ice machine | |
| CN215969955U (en) | Air conditioner backplate injection mold of rapid prototyping | |
| CN216100143U (en) | Double-thread three-way pipe fitting die internal-shrinkage type secondary core-pulling mechanism | |
| CN220763411U (en) | Water chamber injection mold of automobile radiator | |
| CN205835834U (en) | A kind of automotive hub case hot runner plastic injection mould | |
| CN213107989U (en) | Engine upper cover plastic product mold | |
| CN210940314U (en) | Injection mold of return bend | |
| CN109866391A (en) | A kind of injection mold of double color mould series | |
| CN109049554A (en) | A kind of seamless ejecting mechanism | |
| CN109795080A (en) | A kind of plastic injection mold that thermal diffusivity is good | |
| CN216506528U (en) | Automobile sun visor skeleton injection mold | |
| CN208232257U (en) | A kind of pitched roof mechanism of motorcycle front fender mold |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |