CN110370550A - A kind of automatic material jacking injection forming mold of table supporting frame - Google Patents
A kind of automatic material jacking injection forming mold of table supporting frame Download PDFInfo
- Publication number
- CN110370550A CN110370550A CN201910742522.1A CN201910742522A CN110370550A CN 110370550 A CN110370550 A CN 110370550A CN 201910742522 A CN201910742522 A CN 201910742522A CN 110370550 A CN110370550 A CN 110370550A
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- group
- plastic
- lower die
- air bag
- supporting frame
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- 238000002347 injection Methods 0.000 title claims abstract description 19
- 239000007924 injection Substances 0.000 title claims abstract description 19
- 239000000463 material Substances 0.000 title claims abstract description 18
- 239000004033 plastic Substances 0.000 claims abstract description 64
- 229920003023 plastic Polymers 0.000 claims abstract description 64
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 15
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 239000004020 conductor Substances 0.000 claims description 10
- 239000011295 pitch Substances 0.000 claims 1
- 238000000465 moulding Methods 0.000 abstract description 25
- 238000001746 injection moulding Methods 0.000 abstract description 6
- 230000001771 impaired effect Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 235000015112 vegetable and seed oil Nutrition 0.000 description 14
- 239000008158 vegetable oil Substances 0.000 description 14
- 238000010586 diagram Methods 0.000 description 9
- 238000005457 optimization Methods 0.000 description 9
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 230000007423 decrease Effects 0.000 description 3
- 238000004134 energy conservation Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000010773 plant oil Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000010257 thawing Methods 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
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/44—Furniture or parts thereof
- B29L2031/448—Tables
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of automatic material jacking injection forming molds of table supporting frame, its structure includes upper mold, lower die, pedestal, ejecting mechanism, link block, upper mold is matched with lower die, the bottom surface both side of lower die passes through link block and connect with pedestal, compared with prior art, the beneficial effects of the present invention are: group is fallen by positioning to delay, flexible group, scissors fork, plastic ejects power packages, the combination of plastic ejection group is arranged, upper mold is slowly fallen, it avoids that rigid collision occurs with lower die when molding, on preventing, lower die is impaired, it avoids, lower intermode generates gap, there will not be air entrance when injection molding, it can be avoided plastic and generate bubble, the intensity of plastic is guaranteed, it is more firm during moulding is ejected, without artificial assistance, it is high-efficient, dynamics is balanced, quickly moulding can be ejected can It is effectively prevent liftout plate trace on plastic, the quality of plastic is guaranteed.
Description
Technical field
The present invention relates to technical field of mold, the automatic material jacking injection mould of specifically a kind of table supporting frame
Tool.
Background technique
A kind of bottom support frame of existing combined plastic desk be X-type, be by by the plastics of heated thawing by infusing
Molding machine high pressure is injected mould cavity and is pinched, and formed products are obtained after cooling and solidifying.
Existing injection forming mold there is following defect to wait for improve since technology is incomplete:
1) because upper and lower mould is solid iron and steel material quality, in molding, rigid collision can occur for upper mold and lower die contact surface,
It wears to easily leading to upper and lower mould, for the upper and lower intermode after easily making molding for a long time with gap, when injection molding will lead to sky
The entrance of gas so that plastic can generate bubble, and then influences the intensity of moulding；
2) plastic pushing method mostly uses push top plate, mandril ejection manually greatly, i.e. ejection process needs artificial assistance de-
Mould, low efficiency, and because remaining residual temperature after plastic shaping, push top plate, the dynamics of mandril more difficult to control manually, if dynamics is excessive,
Stress can be generated, it is easier that top plate, the mandril trace on moulding, to influence the quality of moulding, if dynamics is too small, no
Quickly moulding can be ejected.
Summary of the invention
It is a primary object of the present invention to overcome the deficiencies of the prior art and provide a kind of automatic material jacking note of table supporting frame
Molding die tool.
The present invention adopts the following technical scheme that realize: a kind of automatic material jacking injection forming mold of table supporting frame,
Structure includes upper die and lower die, pedestal, ejecting mechanism, link block, and the upper mold is matched with lower die, the bottom surface two of the lower die
Side passes through link block and connect with pedestal, and the ejecting mechanism being connected with lower die, pedestal is equipped between two pieces of link blocks；
The ejecting mechanism, which includes that positioning is slow, falls group, flexible group, scissors fork, plastic ejection power packages, plastic ejection group,
Slow group, flexible group, the plastic ejection group of falling of the positioning is each provided with four groups, four, the top side of the plastic ejection power packages
Plastic ejection group is communicated on position, the bottom of the plastic ejection power packages is fixedly connected with the top surface that scissors is pitched, described to cut
The equal hinge in two sides both ends of knife and fork is connected with flexible group, and the described flexible group side far from scissors fork, which is respectively connected with, positions slow fall
The four corners position of group, the upper mold and lower die passes through that positioning is slow to be fallen group and link together, described flexible group, scissors fork with
Pedestal connection, the plastic ejection group are matched with lower die.
As optimization, the positioning is slow fall group include locating rod, positioning tube, weight balance block, stop collar, insulated wire,
One inside of conductor rod, the positioning tube is equipped with locating rod, and another inside activity is combined with weight balance block, the weight balance
Block is in contact with stop collar, and the outer wall of the stop collar is fixedly connected with the inner wall of positioning tube, sets above the weight balance block
There is the conductor rod being connected with positioning tube inner wall, one end of the insulated wire is connect with the end face center of weight balance block, another
By conductor rod and flexible group connection, the locating rod is vertical with the bottom surface angular position of upper mold to be connected at end, the positioning tube installation
On the angular position of lower die.
As optimization, the positioning tube includes the first cavity, through-hole, the second cavity, cylinder, pilot hole, the cylinder
Two chambers are equally divided into, one is the first cavity, another is then the second cavity, is led between second cavity and the first cavity
It crosses through-hole to communicate, second cavity offers pilot hole, first cavity and positioning far from a lateral roof of the first cavity
Bar matches, and the weight balance block, stop collar, conductor rod are then located in the second cavity, and the pilot hole and insulated wire use
Clearance fit, the cylinder are embedded in lower die.
As optimization, described flexible group includes aperture, No.1 spring, interior bar, outer cylinder, the interior bar through outer cylinder and
Be connected by No.1 spring with outer cylinder, the outer cylinder offers aperture, the insulated wire through aperture, No.1 spring and with
Interior bar connection, the interior bar are hingedly coupled to scissors fork far from one end of No.1 spring.
As optimization, the scissors fork includes X-type hinge mount, gear, flap, four angles of the X-type hinge mount
Position is respectively and fixedly provided with flap, and a hinge-rod top surface of the X-type hinge mount is fixedly connected with gear, the gear and plastic
The bottom of ejection power packages matches, and the flap is hingedly coupled to interior bar, and the central axis and pedestal of the type hinge mount are logical
Bearing block is crossed to link together.
As optimization, the plastic ejection power packages include air bag group, annulus, shaft, connecting plate, are covered in the shaft
It is equipped with the annulus for using interference fit therewith, is vertically connected with connecting plate, the connection on the annulus outer wall quartering position
It is in tangent setting that the side of plate, which is respectively connected with air bag group, the shaft and gear using the excessively bottom surface of cooperation and the two, described
Air bag group is connected to plastic ejection group.
As optimization, the air bag group includes air bag, arc outer cylinder, arc interior bar, and the arc outer cylinder is built-in with gas
Capsule, the arc interior bar are connect through arc outer cylinder with air bag, and the air bag is connected to plastic ejection group.
As optimization, the plastic ejection group includes angled slide block, bellows, No. two springs, and the bellows is built-in with
No. two connected springs are fixed with angled slide block at the top of the bellows, and the bottom of the bellows is connected to air bag.
As optimization, the long ripple section of the bellows is connected with the spring ring of No. two springs,
As optimization, first cavity and the second cavity are built-in with vegetable oil.
Beneficial effect
Compared with prior art, the present invention provides a kind of automatic material jacking injection forming mold of table supporting frame, have
Below the utility model has the advantages that
(I) present invention by locating rod, positioning tube, vegetable oil combination setting, by the locating rod of existing injection mold with
Location hole is subject to improvement and design, and locating rod is designed to piston type locating rod, and location hole is designed to the interior two-chamber with vegetable oil
Positioning tube is based on pressure difference and law of connected vessels, and when locating rod is inside contracted to positioning tube, the vegetable oil in the first cavity can flow to the
Two cavitys, weight balance block rise, and upper mold is slowly fallen, and avoid that rigid collision occurs with lower die when molding, to prevent
Only upper and lower mould is impaired, and upper and lower intermode is avoided to generate gap, and when injection molding will not have air entrance, can be avoided plastic and generates gas
Bubble, enables the intensity of plastic to be guaranteed；
(II) present invention passes through the slow knot for falling group, flexible group, scissors fork, plastic and ejecting power packages, plastic ejection group of positioning
Setting is closed, in molding, active force is fallen to upper mold, makes gear drive annulus counterclockwise indirectly by the compression of type hinge mount
Rotation, takes out air bag by the gas in bellows, so that bellows is compressed, is convenient for subsequent injection molding, when moulding molding is cold
When being but opened afterwards, and, for active force, to make gear drive annulus clockwise indirectly by the compression of type hinge mount in upper mold
Rotation, makes air bag pass through gas into bellows, so that bellows is stretched, to moulding be ejected, without artificial assistance, efficiency
Height, dynamics are balanced, moulding ejection quickly can be effectively prevent liftout plate trace on plastic, enable the quality of plastic
Access guarantee.
(III) present invention is arranged by the combination of bellows and No. two springs, when being based on telescopic spring, spring ring and spring
Circle, which can equidistantly increase, to be reduced, so that the ripple section of bellows equidistantly increases with ripple energy conservation with No. two stretching for spring
Or reduce, it is more firm during moulding is ejected, without artificial assistance, while being conducive to protection bellows, helps to prolong
The service life of lengthy bellows.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 is a kind of structural schematic diagram of the automatic material jacking injection forming mold of table supporting frame of the present invention.
Fig. 2 is the positive structure diagram of ejecting mechanism of the invention.
Fig. 3 is the overlooking structure diagram of the first working condition of ejecting mechanism of the invention.
Fig. 4 is the overlooking structure diagram of second of working condition of ejecting mechanism of the invention.
Fig. 5 is the schematic diagram of the section structure of slow the first working condition for falling group of positioning of the invention.
Fig. 6 is the schematic diagram of the section structure of slow second of the working condition for falling group of positioning of the invention.
Fig. 7 is flexible group of the schematic diagram of the section structure of the invention.
Fig. 8 is the schematic diagram of the section structure that plastic of the invention ejects power packages.
Fig. 9 is plastic ejection group the schematic diagram of the section structure of the invention.
In figure, the corresponding relationship of component names and accompanying drawing number are as follows:
Upper mold -1, lower die -2, pedestal -3, ejecting mechanism -4, link block -5, positioning, which are delayed, falls group-a, flexible group-b, scissors
Fork-c, plastic eject power packages-d, plastic ejection group-e, locating rod-a1, positioning tube-a2, weight balance block-a3, stop collar-
A4, insulated wire-a5, conductor rod-a6, the first cavity-a21, through-hole-a22, the second cavity-a23, cylinder-a24, pilot hole-
A25, aperture-b1, No.1 spring-b2, interior bar-b3, outer cylinder-b4, X-type hinge mount-c1, gear-c2, flap-c3, air bag
Group-d1, annulus-d2, shaft-d3, connecting plate-d4, air bag-d11, arc outer cylinder-d12, arc interior bar-d13, angled slide block-e1,
Bellows-e2, No. two spring-e3.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " connected " " connects
Connect " it shall be understood in a broad sense, for example, it may be being fixedly connected, it 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, it can also be indirectly connected through an intermediary.For this field
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Fig. 1-9 is please referred to, the present invention provides a kind of automatic material jacking injection forming mold technical solution of table supporting frame: its
Structure includes upper mold 1, lower die 2, pedestal 3, ejecting mechanism 4, link block 5, and the upper mold 1 is matched with lower die 2, the lower die 2
Bottom surface both side pass through link block 5 and connect with pedestal 3, be equipped between two pieces of link blocks 5 and be connected with lower die 2, pedestal 3
Ejecting mechanism 4；
The ejecting mechanism 4, which includes that positioning is slow, falls a group a, flexible group b, scissors fork c, plastic ejection power packages d, plastic top
E is organized out, and a slow group a, flexible group b, the plastic ejection group e of falling of the positioning is each provided with four groups, the plastic ejection power packages d's
Plastic ejection group e is communicated in the orientation of four, top, the bottom of the plastic ejection power packages d and the top surface of scissors fork c are solid
Fixed connection, the equal hinge in two sides both ends of the scissors fork c are connected with the flexible side of group b, the flexible group of b far from scissors fork c
It is respectively connected with that positioning is slow to fall a group a, the four corners position of the upper mold 1 and lower die 2, which passes through positioning, delays and falls a group a and link together,
The flexible group of b, scissors fork c are connect with pedestal 3, and the plastic ejection group e is matched with lower die 2.
The positioning is slow, and to fall a group a include locating rod a1, positioning tube a2, weight balance block a3, stop collar a4, insulated wire
A5, conductor rod a6, the positioning tube a2 an inside be equipped with locating rod a1, another inside activity is combined with weight balance block a3,
The weight balance block a3 is in contact with stop collar a4, and the outer wall of the stop collar a4 is fixedly connected with the inner wall of positioning tube a2,
Be equipped with the conductor rod a6 being connected with positioning tube a2 inner wall above the weight balance block a3, one end of the insulated wire a5 with again
The end face center of object balance weight a3 connects, and the other end is connect by conductor rod a6 with flexible group b, the locating rod a1 and upper mold 1
Bottom surface angular position vertically connect, the positioning tube a2 is mounted on the angular position of lower die 2, the slow setting for falling group a of positioning,
The decrease speed that upper mold 1 can not only effectively be slowed down prevents upper mold 1 and lower die 2 from rigid collision occurs, while can be plastic top
Group e provides power out.
The positioning tube a2 includes the first cavity a21, through-hole a22, the second cavity a23, cylinder a24, pilot hole a25,
The cylinder a24 is equally divided into two chambers, and one is the first cavity a21, another is then the second cavity a23, and described second is empty
It is communicated between chamber a23 and the first cavity a21 by through-hole a22, the second cavity a23 is pushed up far from the side of the first cavity a21
Portion offers pilot hole a25, and the first cavity a21 is matched with locating rod a1, the weight balance block a3, stop collar a4,
Conductor rod a6 is then located in the second cavity a23, and the pilot hole a25 and insulated wire a5 is gap-matched, in the cylinder a24
Embedded in lower die 2.
The flexible group of b includes aperture b1, No.1 spring b2, interior bar b3, outer cylinder b4, the interior bar b3 through outer cylinder
B4 and be connected by No.1 spring b2 with outer cylinder b4, the outer cylinder b4 offers aperture b1, and the insulated wire a5 is through small
Hole b1, No.1 spring b2 and connect with interior bar b3, the interior bar b3 far from one end of No.1 spring b2 be hingedly coupled to scissors fork
c。
The scissors fork c includes X-type hinge mount c1, gear c2, flap c3, four angles of the X-type hinge mount c1
Position is respectively and fixedly provided with flap c3, and a hinge-rod top surface of the X-type hinge mount c1 is fixedly connected with gear c2, the gear
C2 is matched with the bottom of plastic ejection power packages d, and the flap c3 is hingedly coupled to interior bar b3, the X-type hinge mount c1
Central axis linked together with pedestal 3 by bearing block, tooth when being provided in X-type hinge mount c1 compression of scissors fork c
Wheel c2 rotates counterclockwise, and air bag group d1 air-breathing, gear c2 is rotated clockwise when X-type hinge mount c1 stretches contracting, and air bag group d1 feels elated and exultant.
Plastic ejection power packages d include air bag group d1, annulus d2, shaft d3, on connecting plate d4, the shaft d3
It being equipped with therewith using the annulus d2 of interference fit, the annulus d2 outer wall quartering is vertically connected with connecting plate d4 on position,
The side of the connecting plate d4 is respectively connected with air bag group d1, the shaft d3 and gear c2 using the excessively bottom surface of cooperation and the two
In tangent setting, the air bag group d1 is connected to plastic ejection group e.
The air bag group d1 includes air bag d11, arc outer cylinder d12, built in arc interior bar d13, the arc outer cylinder d12
There are air bag d11, the arc interior bar d13 to connect through arc outer cylinder d12 with air bag d11, the air bag d11 is connected to modeling
Part ejection group e's, the air bag group d1 is provided in that arc interior bar d13 is overhanging, and air bag d11 air-breathing, arc interior bar d13 is inside contracted,
Air bag d11 feels elated and exultant, so that plastic ejection group e is able to eject plastic.
The plastic ejection group e includes angled slide block e1, bellows e2, No. two spring e3, and the bellows e2 is built-in with
Angled slide block e1 is fixed at the top of No. two connected springs e3, the bellows e2, the bottom of the bellows e2 connects
Passing through air bag d11, the setting of the bellows e2 has the function of flexible, it can be inside contracted after pumping so that being molded can be normally carried out,
It is protractile when inwardly passing through gas to eject plastic.
The long ripple section of the bellows e2 is connected with the spring ring of No. two spring e3, so that the ripple section of bellows e2
Equidistantly increase or reduce with No. two stretching for spring e3 with ripple energy conservation, is conducive to protection bellows e2, helps to extend ripple
The service life of pipe e2.
The first cavity a21 and the second cavity a23 are built-in with vegetable oil, when locating rod a1 is inside contracted to positioning tube a2, base
The second cavity a23 can be flowed in the vegetable oil in law of connected vessels, the first cavity a21, when locating rod a1 is overhanging to positioning tube a2,
Vegetable oil in second cavity a2 can flow to the first cavity a21.
The working principle of the invention: when molding, locating rod a1 is inside contracted to positioning tube a2, the vegetable oil in the first cavity a21
Smaller volume, locating rod a1 flows to the amount of the second cavity a23 in just to positioning tube a2 neck-in and vegetable oil from through-hole a22
Than, thus weight balance block a3 by vegetable oil thrust and rise, weight balance block a3 ascending amount and flow to the second cavity a23
Plant oil mass it is also proportional, weight balance block a3, which rises, then to be discharged to the pulling force of interior bar b3, so that No.1 spring b2 is by pulling-down
Power reduces and provides thrust to interior bar b3 due to be resetted by pulling-down, so that interior bar b3 is overhanging to outer cylinder b4, so that interior bar b3 is to X
Type hinge mount c1 generates pressure, so that X-type hinge mount c1 is using central shaft as axis rotary compression, so that gear c2 be made to revolve counterclockwise
Turn, drives arc interior bar d13 overhanging to arc outer cylinder d12 by connecting plate d4, so that so that air bag d11 is stretched carries out air-breathing,
Gas in bellows e2 is taken out, to make No. two spring e3 not stress and be generated due to being stretched to reset to bellows e2
Pulling force, so that bellows e2 is resetted；
When die sinking, locating rod a1 is overhanging to positioning tube a2, the first cavity a21 volume increase, be based on law of connected vessels, second
Vegetable oil in cavity a23 flows to the first cavity a21 by through-hole a22 so that weight balance block a3 stress reduce and due to from
Decline again, weight balance block a3 slippage and the plant oil mass for flowing to the first cavity a21 are proportional, weight balance block a3 decline
Pulling force then is generated to interior bar b3, so that No.1 spring b2, by pulling-down, interior bar b3 is inside contracted to outer cylinder b4, so that interior bar b3 cuts with scissors X-type
Chain frame c1 generates pulling force, so that X-type hinge mount c1 is unfolded by axis circumgyration stretch of central shaft, so that gear c2 be made to revolve clockwise
Turn, drive arc interior bar d13 to inside contract to arc outer cylinder d12 by connecting plate d4, feels elated and exultant so that air bag d11 be made to be compressed into row,
Gas is passed through into bellows e2, No. two spring e3 is made to be stretched, bellows e2 drives that angled slide block e1 is overhanging ejects plastic.
In conclusion the technological progress that the present invention obtains compared with the prior art is:
1) present invention by the locating rod of existing injection mold and is determined by locating rod, the combination setting of positioning tube, vegetable oil
Position hole is subject to improvement and design, and locating rod is designed to piston type locating rod, location hole is designed to that the interior two-chamber with vegetable oil is determined
Position cylinder, is based on pressure difference and law of connected vessels, when locating rod is inside contracted to positioning tube, the vegetable oil in the first cavity can flow to second
Cavity, weight balance block rise, and upper mold is slowly fallen, and avoid that rigid collision occurs with lower die when molding, to prevent
Upper and lower mould is impaired, and upper and lower intermode is avoided to generate gap, and when injection molding will not have air entrance, can be avoided plastic and generates bubble,
The intensity of plastic is guaranteed；
2) present invention passes through the slow combination for falling group, flexible group, scissors fork, plastic and ejecting power packages, plastic ejection group of positioning
Setting falls to active force in molding with upper mold, makes gear that annulus be driven to revolve counterclockwise indirectly by the compression of type hinge mount
Turn, take out air bag by the gas in bellows, so that bellows is compressed, be convenient for subsequent injection molding, is cooled down when moulding forms
After when being opened, and, for active force, to make gear that annulus be driven to revolve clockwise indirectly by the compression of type hinge mount in upper mold
Turn, so that air bag is passed through gas into bellows, so that bellows is stretched, to moulding be ejected, without artificial assistance, efficiency
Height, dynamics are balanced, moulding ejection quickly can be effectively prevent liftout plate trace on plastic, enable the quality of plastic
Access guarantee.
3) present invention is arranged by the combination of bellows and No. two springs, when being based on telescopic spring, spring ring and spring ring
Can equidistantly increase can reduce so that the ripple section of bellows and ripple energy conservation equidistantly increase with the flexible of No. two springs or
It reduces, it is more firm during moulding is ejected, without artificial assistance, while being conducive to protection bellows, helps to extend
The service life of bellows.
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art,
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement, all within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in this
Within the protection scope of invention.
Claims (8)
1. a kind of automatic material jacking injection forming mold of table supporting frame, structure include upper mold (1), lower die (2), pedestal (3),
Ejecting mechanism (4), link block (5), the upper mold (1) match with lower die (2), the lower die (2) by ejecting mechanism (4),
Link block (5) is connect with pedestal (3), it is characterised in that:
The ejecting mechanism (4) include positioning it is slow fall group (a), flexible group (b), scissors fork (c), plastic ejection power packages (d),
Plastic ejection group (e), plastic ejection power packages (d) top are communicated with four groups of plastic ejection group (e), and bottom meets scissors fork (c), institute
It states scissors fork (c) to fall group (a) by the way that flexible group (b) and positioning are slow and connect, the upper mold (1) and lower die (2), which pass through to position to delay, to be fallen
Group (a) connection.
2. a kind of automatic material jacking injection forming mold of table supporting frame according to claim 1, it is characterised in that: described
Positioning is slow, and to fall group (a) include locating rod (a1), positioning tube (a2), weight balance block (a3), stop collar (a4), insulated wire
(a5), conductor rod (a6), the positioning tube (a2) is interior to be equipped with locating rod (a1), weight balance block (a3), stop collar (a4), conducting wire
Bar (a6), described insulated wire one end (a5) are connected with weight balance block (a3), and the other end is connect with flexible group (b).
3. a kind of automatic material jacking injection forming mold of table supporting frame according to claim 2, it is characterised in that: described
Positioning tube (a2) includes the first cavity (a21), through-hole (a22), the second cavity (a23), cylinder (a24), pilot hole (a25),
It is equipped in the cylinder (a24) and the first cavity (a21), the second cavity (a23), second cavity is communicated by through-hole (a22)
(a23) it is equipped with pilot hole (a25), first cavity (a21) and locating rod (a1) cooperate, the pilot hole (a25) and absolutely
Edge line (a5) cooperation, the cylinder (a24) are embedded in lower die (2).
4. a kind of automatic material jacking injection forming mold of table supporting frame according to claim 1 or 2, it is characterised in that:
Flexible group (b) includes aperture (b1), No.1 spring (b2), interior bar (b3), outer cylinder (b4), the interior bar (b3) through
Outer cylinder (b4) is connect with No.1 spring (b2), and the outer cylinder (b4) offers aperture (b1), the interior bar (b3) and insulated wire
(a5), scissors fork (c) connection.
5. a kind of automatic material jacking injection forming mold of table supporting frame according to claim 1, it is characterised in that: described
It includes X-type hinge mount (c1), gear (c2), flap (c3) that scissors, which pitches (c), and the X-type hinge mount (c1) is fixed with hinge
Four pieces of plate (c3), gear (c2) one, the gear (c2) and plastic ejection power packages (d) cooperation, the flap (c3) connect
In interior bar (b3).
6. a kind of automatic material jacking injection forming mold of table supporting frame according to claim 1, it is characterised in that: described
Plastic ejection power packages (d) includes air bag group (d1), annulus (d2), shaft (d3), connecting plate (d4), on the shaft (d3)
It is equipped with the annulus (d2) of strip connecting plate (d4), the connecting plate (d4) is connected to air bag group (d1), the shaft (d3) and gear
(c2) cooperate, the air bag group (d1) is connected to plastic ejection group (e).
7. a kind of automatic material jacking injection forming mold of table supporting frame according to claim 6, it is characterised in that: described
Air bag group (d1) includes air bag (d11), arc outer cylinder (d12), arc interior bar (d13), and the arc outer cylinder (d12) is built-in with
The air bag (d11) connecting with arc interior bar (d13), the air bag (d11) are connected to plastic ejection group (e).
8. a kind of automatic material jacking injection forming mold of table supporting frame according to claim 1 or 6, it is characterised in that:
The plastic ejection group (e) includes angled slide block (e1), bellows (e2), No. two springs (e3), the bellows (e2), upper company
Angled slide block (e1), under connect air bag (d11), be built-in with No. two springs (e3).
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| CN201910742522.1A CN110370550B (en) | 2019-08-13 | 2019-08-13 | Automatic liftout injection moulding mould of desk support frame |
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| CN201910742522.1A CN110370550B (en) | 2019-08-13 | 2019-08-13 | Automatic liftout injection moulding mould of desk support frame |
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| CN110370550B CN110370550B (en) | 2021-05-25 |
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| CN113134511A (en) * | 2019-12-17 | 2021-07-20 | 冯加明 | Aluminum alloy plate blank aluminum-clad continuous binding device |
| CN113306616A (en) * | 2021-06-17 | 2021-08-27 | 黄美霞 | Logistics carrier |
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Effective date of registration: 20211220 Address after: 276000 southwest corner of the intersection of Lanling road and Wenhe West Road, economic development zone, Lanling County, Linyi City, Shandong Province Patentee after: Shandong Jiahua New Energy Development Co.,Ltd. Address before: 510700 Room 101, 48 Caizi street, Luogang community, Guangzhou City, Guangdong Province Patentee before: Guangzhou Wangcheng Technology Information Co.,Ltd. |