CN107415169B - A kind of electric connector drawer type mould and working method - Google Patents
A kind of electric connector drawer type mould and working method Download PDFInfo
- Publication number
- CN107415169B CN107415169B CN201710228856.8A CN201710228856A CN107415169B CN 107415169 B CN107415169 B CN 107415169B CN 201710228856 A CN201710228856 A CN 201710228856A CN 107415169 B CN107415169 B CN 107415169B
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- plate
- thimble
- lower die
- fixed
- insert
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- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000000465 moulding Methods 0.000 claims abstract description 139
- 210000002683 foot Anatomy 0.000 claims abstract description 19
- 238000001816 cooling Methods 0.000 claims abstract description 4
- 238000002347 injection Methods 0.000 claims abstract description 4
- 239000007924 injection Substances 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 8
- 239000004677 Nylon Substances 0.000 claims description 6
- 238000001746 injection moulding Methods 0.000 claims description 6
- 229920001778 nylon Polymers 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 9
- 239000004033 plastic Substances 0.000 description 5
- 229920003023 plastic Polymers 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 239000004568 cement Substances 0.000 description 3
- 239000010687 lubricating oil Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000004308 accommodation Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process 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
- B29C45/32—Moulds having several axially spaced mould cavities, i.e. for making several separated articles
-
- 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
- B29C45/34—Moulds having venting means
-
- 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
- B29L2031/34—Electrical apparatus, e.g. sparking plugs or parts thereof
- B29L2031/36—Plugs, connectors, or parts thereof
Abstract
A kind of electric connector drawer type mould of the present invention and working method.Mold includes upper die and lower die, upper mold includes upper clamping plate, mouth of a river stripper plate, A plate, upper die forming component, locating ring, gate bush and sprue puller, lower die includes lower die holder plate, support foot, B plate, lower die molding assembly and ejecting mechanism, two support foots being parallel to each other are fixed in lower die holder plate, space is formed between two support foots, B plate is fixed on support foot；Ejecting mechanism is located on B plate.Working method is: pulling out lower molding seat, is put into terminal, mold-closing injection is cooling, die sinking.The present invention is conveniently put into terminal, improves the efficiency for being put into terminal, improves molding precision.
Description
Technical field
The present invention relates to electric connector drawer type mould and working methods.
Background technique
Electric connector generally comprises plastic cement insulated part and metal part, and molding is generally molded, is forming
In the process, first metal part is put into mold, is then molded, be molded, cooled down, be opened, it is final realize product at
Type.
In existing electric connector for forming mold, it is put into metalwork inconvenience, low efficiency, and after molding, upper mold
It is not easy with lower die to just, causing molding precision not high.
Summary of the invention
It is put into terminal for convenience, improves the efficiency for being put into terminal, improves molding precision, the present invention provides a kind of electricity
Connector drawer type mould and working method.
In order to achieve the above objectives, a kind of electric connector drawer type mould, including upper die and lower die, the upper mold include upper
Die holder plate, mouth of a river stripper plate, A plate, upper die forming component, locating ring, gate bush and sprue puller, mouth of a river stripper plate are fixed on
On the bottom surface of die holder plate, locating ring is fixed on upper clamping plate, and gate bush is fixed on upper clamping plate and passes through mouth of a river de- material
Plate, is equipped with sprue on gate bush, and sprue puller is fixed on upper clamping plate and passes through mouth of a river stripper plate；Lower die includes lower die
Seat board, support foot, B plate, lower die molding assembly and ejecting mechanism are fixed with two support foots being parallel to each other in lower die holder plate,
Space is formed between two support foots, B plate is fixed on support foot；Ejecting mechanism is located on B plate；
Upper accommodating cavity is equipped in the bottom surface of A plate；The upper die forming component include upper molding seat, the first upper mold insert,
Second upper mold insert, third upper mold insert, upper padding plate, left locating piece, right locating piece and pre-positioning block；In the bottom surface of upper molding seat
Equipped with forming cavity on two or more electric connectors, the side of forming cavity on electric connector is located on upper molding seat equipped with upper
Forming tank is equipped with the first upper mold insert mounting hole positioned at the outside of upper forming tank on upper molding seat, is located on upper molding seat
The second upper mold insert mounting hole is equipped on electric connector in forming cavity, is located on electric connector on upper molding seat before forming cavity
Both ends are respectively equipped with third upper mold insert mounting hole afterwards；First upper mold insert is mounted in the first upper mold insert mounting hole, and first
One end of upper mold insert forming cavity on electric connector, which is equipped with, buckles upper forming tank；Second upper mold insert is mounted on the second upper mold
In insert mounting hole, the lower end of the second upper mold insert is extend on electric connector in forming cavity, and the lower end of the second upper mold insert is set
Have raised on terminal；Third upper mold insert is mounted in third upper mold insert mounting hole, and the lower end of third upper mold insert is equipped with end
Card slot on son；Upper padding plate is fixed in accommodating cavity, and upper padding plate is located between the bottom surface and upper molding seat of upper accommodating cavity；Left positioning
Block is fixed on upper padding plate, and the lower end of left locating piece is lower than upper molding seat, inside of the left locating piece lower than the lower end of upper molding seat
With inclined-plane；Right locating piece is fixed on upper padding plate, and the lower end of right locating piece is lower than upper molding seat, and right locating piece is lower than upper molding
The inside of the lower end of seat has inclined-plane；Pre-positioning block includes preceding fixing seat and prelocalization seat, and preceding fixing seat is fixed on molding seat
Front surface on, prelocalization seat is located at the lower section of upper molding seat, has inclined-plane on the medial surface of prelocalization seat；In the top surface of A plate
It is equipped with the level-one runner that communicates with sprue, is equipped on A plate, upper padding plate and upper molding seat and to be communicated with level-one runner
And the second level runner communicated with forming cavity on electric connector；
There is forward opening to lower accommodating cavity, lower accommodating cavity is had in the upper surface of B plate；The lower mold forming group
Part includes lower molding seat, the first lower die insert, the second lower die insert, third lower die insert, drawer chassis, lower bolster, handle connection
Seat and handle；Equipped with forming cavity under two or more electric connectors on the top surface of lower molding seat, electricity is located on lower molding seat
The side of forming cavity is equipped with lower forming tank under connector, inlays positioned at the outside of lower forming tank equipped with the first lower die on lower molding seat
Block mounting hole is located under electric connector on lower molding seat and is equipped with the second lower die insert mounting hole in forming cavity, in lower molding seat
The upper rear and front end positioned at forming cavity under electric connector is respectively equipped with third lower die insert mounting hole；First lower die insert is mounted on
In first lower die insert mounting hole, one end of first lower die insert forming cavity under electric connector, which is equipped with, buckles lower forming tank；
Second lower die insert is mounted in the second lower die insert mounting hole, and the upper end of the second lower die insert, which is extend under electric connector, to be formed
Intracavitary, the upper end of the second lower die insert is equipped with terminal lower bayonet slot；Third lower die insert is mounted in third lower die insert mounting hole,
The upper end of third lower die insert is equipped with terminal lower bayonet slot；The left and right side of lower molding seat be respectively equipped with in left locating piece
The inclined-plane of inclined-plane cooperation on inclined-plane and right locating piece；Drawer chassis is fixed on the bottom surface of lower molding seat；Lower bolster is fixed on down
The bottom surface of accommodating cavity；Handle attachment base is fixed on the front end face of lower molding seat and drawer chassis, on handle attachment base be equipped with
The inclined-plane of inclined-plane cooperation on prelocalization seat；Handle is fixed on handle attachment base, and handle stretches out B plate；The position in lower accommodating cavity
It is equipped with left insert in left side, left sliding slot is equipped on the side of left insert, right side is located in lower accommodating cavity and is equipped with right insert,
The side of right insert is equipped with right rail；The left side of drawer chassis is equipped with setting to the first left rail in left sliding slot, in drawer chassis
Right side be equipped with setting to the first right guide rail in right rail；Setting is equipped with to the in left sliding slot in the left side of handle attachment base
Two left rails are equipped with setting to the second right guide rail in right rail on the right side of handle attachment base；
Lock-screw is fixed on upper clamping plate and mouth of a river stripper plate；Limit rod aperture is equipped on A plate, on support foot
Equipped with first through hole, the second through-hole is equipped on B plate, lock-screw, limit rod aperture, first through hole and the second through-hole are in upper and lower
To coaxial, first through hole is equal with the diameter of the second through-hole, and the diameter for limiting rod aperture is less than the diameter of first through hole, logical first
It is equipped with the gag lever post connecting with lock-screw in hole, the second through-hole and limit rod aperture, gag lever post has enlarged head, and enlarged head is located at
In first through hole or the second through-hole.
The working method of the electric connector drawer type mould includes the following steps:
(1) it shakes hands forward handle, handle band fixed handle attachment base travels forward, and handle attachment base drives drawer chassis and lower molding
Seat travels forward, and lower molding seat drives the first lower die insert, the second lower die insert and third lower die insert to travel forward, second
The terminal of holding electric connector in the terminal lower bayonet slot of lower die insert and third lower die insert；Handle attachment base, drawer chassis, it is lower at
During the motion, the first left rail and second left side are led for type seat, the first lower die insert, the second lower die insert and third lower die insert
Rail moves in left sliding slot, and the first right guide rail and the second right guide rail move in right rail；
(2) pushing handle, band fixed handle attachment base, drawer chassis, lower molding seat, the first lower die insert, the second lower die are inlayed backward
Block and third lower die insert move rearwards to home position；
(3) it molds, in clamping process, upper clamping plate and mouth of a river stripper plate are moved downward until mouth of a river stripper plate and A plate
Contact, then, upper clamping plate, mouth of a river stripper plate, A plate and upper molding assembly move downward together；After the completion of molding, left locating piece
Inclined-plane and lower molding seat on the left of contact of incline plane squeeze, the contact of incline plane on the right side of the inclined-plane of right locating piece and lower molding seat squeezes
Pressure；The inclined-plane of prelocalization seat and the contact of incline plane on handle attachment base squeeze；On electric connector under forming cavity and electric connector at
Type chamber forms molding cavity；
(3) pass through locating ring, gate bush, level-one runner and second level the runner injection material into forming cavity；
(4) cooling；
(5) it is opened, during die sinking, upper clamping plate and mouth of a river stripper plate are first moved upwards, will be in runner by sprue puller
Plastics condensate pull out, while gag lever post follows upper clamping plate and mouth of a river stripper plate to move, enlarged head and the mouth of a river when gag lever post
After stripper plate contact, A plate and upper molding assembly are followed and are moved upwards, and A plate and B plate is allowed to separate；Then start ejecting mechanism, it will be at
The electric connector of type ejects；
(6) repeat the above steps (1) to (5) progress injection molding next time.
Above-mentioned mold and working method due to being provided with left insert and right insert, and have been correspondingly arranged left sliding slot and right cunning
Slot is respectively arranged on the left side and the right side the first left rail and the first right guide rail in drawer chassis, in the left and right sides of handle attachment base point
Not She Zhiliao the second left rail and the second right guide rail, in this manner it is possible to the second lower die insert and third that holding terminal will be used for
Lower die insert is pulled out and is promoted, and facilitates accommodating terminal, and accommodating terminal is high-efficient.Due to being provided with left locating piece, the right side is determined
Position block and pre-positioning block, while it being equipped with corresponding inclined-plane in the left and right side of lower molding seat, it is equipped on handle attachment base oblique
Face, after molding, corresponding inclined-plane cooperation is compressed, and realizes the compression positioning of left side, right side and front side, so that A plate and the molding of B plate
Position precision is high afterwards, and the precision of molding electric connector is high.Due to being provided with gag lever post, not only realize two partings
Face, and it is able to achieve the taking-up of runner condensate and the taking-up of electric connector.
Further, locating ring accommodating cavity is provided in the middle part of the top surface of upper clamping plate, relative to positioning on upper clamping plate
It encloses the symmetrical position in accommodating cavity center and is equipped with sprue puller briquetting accommodating cavity, the bottom surface of sprue puller briquetting accommodating cavity is lower than locating ring
The bottom surface of accommodating cavity；The gate bush mounting hole coaxial with locating ring accommodating cavity, gate bush installation are equipped on upper clamping plate
The upper end in hole is gate bush positioning chamber, corresponding with sprue puller briquetting accommodating cavity and gate bush positioning chamber on upper clamping plate
Position is equipped with upper sprue puller mounting hole；It is equipped with small stripper plate accommodating cavity in the middle part of the bottom surface of mouth of a river stripper plate, holds in small stripper plate
It sets intracavitary equipped with small stripper plate；Position corresponding with upper sprue puller mounting hole is installed equipped with middle sprue puller on the stripper plate of the mouth of a river
Hole；Lower sprue puller mounting hole is equipped on position corresponding with middle sprue puller mounting hole on small stripper plate；Sprue puller passes through pull-up
Expect bar mounting hole, middle sprue puller mounting hole and lower sprue puller mounting hole；Compacting is installed in sprue puller briquetting accommodating cavity and draws material
The inside of the sprue puller briquetting of bar, sprue puller briquetting is lower than outside；The big end portion of gate bush is located in gate bush positioning chamber,
The big end of gate bush is pressed on sprue puller；Locating ring is located in locating ring accommodating cavity and is compressed on sprue puller briquetting and cast gate
On the big end of bushing.The structure suppresses sprue puller briquetting and gate bush using locating ring, utilizes sprue puller briquetting and cast gate
Sprue puller is suppressed in the big end of bushing, realizes the fixation to sprue puller, structure is simple, the fixation of sprue puller.
Further, runner bar is installed in upper molding seat, runner bar has big end and a small end, runner bar it is big
End is connected to the upper end of small end, and notch is equipped on the big end of runner bar, and second level runner is formed in runner bar
A part.Upper molding seat easy to process in this way, is in addition arranged notch on the big end of runner bar, can prevent runner bar from rotating.
Further, it is equipped with netted oiling slot on the side of left locating piece, is equipped on the side of right locating piece netted
Oiling slot is equipped with netted oiling slot on the medial surface of left insert, and netted oiling slot is equipped on the medial surface of right insert；Under
The top surface of backing plate is equipped with netted oiling slot.Netted oiling slot is set, lubrication can be played the role of after lubricating oil is added, reduction rubs
It wipes.
Further, the ejecting mechanism includes Ejector Retainer Plate, thimble panel, lower thimble, upper Ejector Retainer Plate, upper thimble
Panel and upper thimble, Ejector Retainer Plate are fixed on the bottom of thimble panel, and lower thimble is fixed on thimble panel, and lower thimble is by thimble
Bottom plate resists, and the upper end of lower thimble passes through B plate and lower bolster；Recessed portion is equipped in the bottom of drawer chassis；Upper thimble panel is fixed
On upper Ejector Retainer Plate, upper thimble is fixed on ejector retainner plate, and upper thimble is resisted by upper Ejector Retainer Plate, and the upper end of upper thimble passes through
Drawer chassis and lower molding seat；Passing through in upper Ejector Retainer Plate and upper thimble panel has ejector retainner plate limit sleeve, and ejector retainner plate limit sleeve has
Lower end diameter is greater than the ejector retainner plate limit hole of upper end diameter, and ejector retainner plate limit hole, which passes through, the ejector retainner plate for being connected to drawer chassis limit
Screw；There is gap between thimble panel and B plate, be fixed with limited block on thimble panel；Upper thimble panel and recessed portion
Bottom surface between have gap；It is equipped with lower reset spring between thimble panel and B plate, is set between upper thimble panel and drawer chassis
There is upper reset spring.The working method of ejecting mechanism is: the top stick top Ejector Retainer Plate of injection molding machine, to drive thimble panel under
Thimble moves upwards, and lower thimble pushes up Ejector Retainer Plate upwards, and upper Ejector Retainer Plate drives upper thimble panel and upper thimble to move upwards,
Upper thimble ejects electric connector；After the completion of ejection, the effect of upper Ejector Retainer Plate, upper thimble panel and upper thimble in upper reset spring
Lower reset, Ejector Retainer Plate, thimble panel and lower thimble reset under the action of lower reset spring.The structure, due to be provided with by
The lower ejecting mechanism of Ejector Retainer Plate, thimble panel and lower thimble composition, is provided with by upper Ejector Retainer Plate, upper thimble panel and upper top
The upper ejecting mechanism of needle composition, upper and lower ejecting mechanism are separated in the bottom surface of drawer chassis, in this way, being both able to achieve handle, handle connection
The smooth movement of seat, drawer chassis, lower molding seat, and it is able to achieve ejection work.By the way that ejector retainner plate stop screw is arranged, then can limit
The position of upper ejecting mechanism decline.Due to being provided with limited block, the distance of lower ejecting mechanism ejection can be limited.
Further, it is fixed with guide post in lower die holder plate, pilot hole is equipped on Ejector Retainer Plate and thimble panel, is led
Pilot hole is passed through to column.In this way, the kinematic accuracy of thimble top plate and thimble panel is high.
Further, it is equipped with the first accommodating hole on the bottom surface of A plate, is equipped on the top surface of B plate and the first accommodating hole location
Corresponding second accommodating hole is set, the mode locking screw being fixed on A plate is equipped in the first accommodating hole and the second accommodating hole, in mode locking
Nylon jacket is cased on screw；It is fixed with public mode locking plate on A plate, female mode locking plate is fixed on B plate；After molding, public mode locking
Plate is inserted into female mode locking plate；Nylon jacket allows between A plate and B plate and forms air channel.The structure passes through setting mode locking screw and Buddhist nun
The actor playing a supporting role then can form air channel between A plate and B plate, convenient for being vented when molding electric connector.Due to being provided with male and female mode locking
Plate, therefore, the position of upper mold and lower die is accurate after molding.
Detailed description of the invention
Fig. 1 is the perspective view of electric connector.
Fig. 2 is the main view of electric connector drawer type mould.
Fig. 3 is the side schematic view of electric connector drawer type mould.
Fig. 4 is the schematic diagram of lower die and electric connector.
Fig. 5 is the downward schematic diagram of electric connector drawer type mould.
Fig. 6 is the top view of upper clamping plate.
Fig. 7 is the top view of Fig. 6.
Fig. 8 is the side schematic view of upper clamping plate.
Fig. 9 is the main view of mouth of a river stripper plate.
Figure 10 is the side schematic view of mouth of a river stripper plate.
Figure 11 is the bottom view of mouth of a river stripper plate.
Figure 12 is the main view of small stripper plate.
Figure 13 is the top view of small stripper plate.
Figure 14 is the side schematic view of small stripper plate.
Figure 15 is the main view of A plate.
Figure 16 is the bottom view of A plate.
Figure 17 is the side schematic view of A plate.
Figure 18 is the perspective view of the first upper mold insert.
Figure 19 is the schematic diagram of the second upper mold insert.
Figure 20 is the right view of Figure 19.
Figure 21 is the bottom view of Figure 19.
Figure 22 is the schematic diagram of third upper mold insert.
Figure 23 is the bottom view of upper molding seat.
Figure 24 is B-B cross-sectional view in Figure 23.
Figure 25 is the side schematic view of upper molding seat.
Figure 26 is A-A cross-sectional view in Figure 23.
Figure 27 is the schematic diagram of runner bar.
Figure 28 is the right view of runner bar.
Figure 29 is the main view of left locating piece.
Figure 30 is the left view of left locating piece.
Figure 31 is the top view of left locating piece.
Figure 32 is the main view of right locating piece.
Figure 33 is the right view of right locating piece.
Figure 34 is the top view of right locating piece.
Figure 35 is the main view of pre-positioning block.
Figure 36 is the right view of pre-positioning block.
Figure 37 is the bottom view of pre-positioning block.
Figure 38 is the main view of B plate.
Figure 39 is the top view of B plate.
Figure 40 is the right view of B plate.
Figure 41 is the main view of lower molding seat.
Figure 42 is the top view of lower molding seat.
Figure 43 is C-C cross-sectional view in Figure 41.
Figure 44 is D-D cross-sectional view in Figure 41.
Figure 45 is the perspective view of the first lower die insert.
Figure 46 is the perspective view of the second lower die insert.
Figure 47 is the perspective view of third lower die insert.
Figure 48 is the main view of drawer chassis.
Figure 49 is the top view of drawer chassis.
Figure 50 is the left view on a drawer left side.
Figure 51 is the main view of lower bolster.
Figure 52 is the top view of lower bolster.
Figure 53 is the main view of handle attachment base.
Figure 54 is the left view of handle attachment base.
Figure 55 is the top view of handle attachment base.
Figure 56 is the main view of left insert.
Figure 57 is the right view of left insert.
Figure 58 is the top view of left insert.
Figure 59 is the main view of right insert.
Figure 60 is the left view of right insert.
Figure 61 is the top view of right insert.
Figure 62 is the main view of rear insert.
Figure 63 is the top view of rear insert.
Figure 64 is the right view of rear insert.
Figure 65 is the schematic diagram of public mode locking plate.
Figure 66 is the schematic diagram of public mode locking plate.
Specific embodiment
The present invention will be described in further detail with reference to the accompanying drawings and detailed description.
As shown in Figure 1, electric connector includes plastic cement insulated part and the terminal 200 that is embedded in plastic cement insulated part, modeling
Glue insulated part includes collets 101 and two buckles 102 for being located at 101 side of collets, and terminal is corresponded on collets
200 position is equipped with fabrication hole 103, and buckle 102 has the linking arm 1021 that a section is square and the card that section is the bodily form
Hook 1022.Collets 101 are stretched out at the both ends of terminal.
As shown in Figures 2 to 5, electric connector drawer type mould includes upper mold 1000 and lower die 2000.
The upper mold 1000 includes upper clamping plate 11, mouth of a river stripper plate 12, small stripper plate 13, A plate 14, upper die forming group
Part, locating ring 16, gate bush 17 and sprue puller 18.
As shown in Figure 6 to 8, locating ring accommodating cavity 111 is provided in the middle part of the top surface of upper clamping plate 11, in upper clamping plate 11
On relative to the symmetrical position in 111 center of locating ring accommodating cavity be equipped with sprue puller briquetting accommodating cavity 112, sprue puller briquetting accommodating
The bottom surface of chamber 112 is lower than the bottom surface of locating ring accommodating cavity 111；It is equipped on upper clamping plate 11 coaxial with locating ring accommodating cavity 111
Gate bush mounting hole 113, the upper end of gate bush mounting hole 113 is gate bush positioning chamber 1131, in upper clamping plate 11
Upper position corresponding with sprue puller briquetting accommodating cavity 112 and gate bush positioning chamber 1131 is equipped with upper sprue puller mounting hole 114.
Mouth of a river stripper plate 12 is fixed on the bottom surface of upper clamping plate 11 by lock-screw 10, is equipped on upper clamping plate 11
Stepped hole, stepped hole is interior to be equipped with positioning sleeve 10a, and lock-screw 10 passes through positioning sleeve 10a.As shown in Figures 9 to 11, de- at the mouth of a river
The middle part of flitch 12 is equipped on gate bush and perforates 120.Small stripper plate accommodating cavity is equipped in the middle part of the bottom surface of mouth of a river stripper plate 12
121, position corresponding with upper sprue puller mounting hole 114 is equipped with middle sprue puller mounting hole 122 on mouth of a river stripper plate 12.
As shown in Figures 2 and 3, small stripper plate 13 is fixed with by screw in small stripper plate accommodating cavity 121.In small de- material
Plate 13 is equipped under gate bush and perforates 130, under being equipped on small stripper plate 13 position corresponding with middle sprue puller mounting hole 122
Sprue puller mounting hole 131 has material-holding chamber 1311 in the lower end of lower sprue puller mounting hole.
Sprue puller 18 passes through upper sprue puller mounting hole 114, middle sprue puller mounting hole 122 and lower sprue puller mounting hole 131；?
The sprue puller briquetting 19 for suppressing sprue puller is installed in sprue puller briquetting accommodating cavity 112 by screw, sprue puller briquetting 19 it is interior
Side is lower than outside；The big end 171 of gate bush 17 is located in gate bush positioning chamber 1131, the big end 171 of gate bush
It is pressed on sprue puller 18 therein, gate bush through-hole 120 and cast gate lining on gate bush mounting hole 113, gate bush
Cover lower through-hole 130；Locating ring 16 is fixed by screws in locating ring accommodating cavity 111 and is compressed on sprue puller briquetting 19 and cast gate
On the big end 171 of bushing.In this way, to sprue puller, there is no need to additional fixation devices, pass through locating ring 16, sprue puller briquetting
19 and gate bush 17 be both able to achieve.Sprue 172 is equipped in gate bush.
As shown in Figure 15 to Figure 17, it is equipped with upper accommodating cavity 141 in the bottom surface of A plate 14, upper accommodating cavity is located in A plate 14
141 right side and front side are respectively equipped with voussoir accommodation groove 142, are fixed with fixed voussoir by screw in voussoir accommodation groove 142
1421, movable wedge 1422 is equipped between fixed voussoir 1421 and A plate, fixed voussoir 1421 passes through oblique with movable wedge 1422
Face cooperation, in this way, adjustable gap of the upper die component in upper accommodating cavity.It is equipped with and sprue 172 on the upper surface of A plate 14
The level-one runner 143 communicated is equipped with the first second level runner of connection level-one runner 143 and upper accommodating cavity on A plate 14
144。
As shown in Fig. 2-3, Figure 18-22, the upper die forming component includes upper molding seat 151, the first upper mold insert
152, the second upper mold insert 153, third upper mold insert 154, upper padding plate 155, left locating piece 156, right locating piece 157 and prelocalization
Block 158.
As shown in Figure 23 to Figure 26, equipped with forming cavity on two or more electric connectors on the bottom surface of upper molding seat 151
1511, the side that forming cavity 1511 on electric connector is located on upper molding seat 151 is equipped with upper forming tank 1512, in upper molding seat
It is equipped with the first upper mold insert mounting hole 1513 positioned at the outside of upper forming tank 1512 on 151, is located on upper molding seat 151 and is electrically connected
Connect on device and to be equipped with the second upper mold insert mounting hole 1514 in forming cavity 1511, be located on electric connector on upper molding seat 151 at
The rear and front end of type chamber 1511 is respectively equipped with third upper mold insert mounting hole 1515.
As shown in Figures 2 and 3, runner bar 150 is installed in upper molding seat 151, as shown in Figure 27 and Figure 28, runner bar
150 have big end 15001 and small end 15002, and the big end 15001 of runner bar 150 is connected to the upper of small end 15002
End is equipped with notch 1501 on the big end 15001 of runner bar 150, and third second level runner 1502 is formed in runner bar.
First upper mold insert 152 is mounted in the first upper mold insert mounting hole 1513, as shown in figure 18, the first upper mold insert
152 on electric connector one end of forming cavity 1511 be equipped with and buckle upper forming tank 1521；Second upper mold insert 153 is mounted on
In two upper mold insert mounting holes 1514, the lower end of the second upper mold insert 153 is extend on electric connector in forming cavity, extremely such as Figure 19
Shown in Figure 21, the lower end of the second upper mold insert 153 is equipped with protrusion 1531 on terminal；Third upper mold insert 154 is mounted in third
In mould insert mounting hole 1515, the lower end of third upper mold insert 154 is equipped with card slot 1541 on terminal, insert 154 in two thirds
Card slot is corresponding with the terminal position of electric connector on terminal, and the signal of the third upper mold insert of wherein one end is merely illustrated in figure
Figure.
As shown in Figures 2 and 3, upper padding plate 155 is fixed in accommodating cavity 141, and upper padding plate 155 is located at upper accommodating cavity 141
Bottom surface and upper molding seat 151 between；The second second level runner 1551 is equipped on upper padding plate.First, second, and third second level
Runner forms second level runner.In the lateral direction, the length of upper molding seat is shorter than the length of upper padding plate.
The upper end of left locating piece 156 is fixed by screws on upper padding plate 155, as shown in Fig. 2, under left locating piece 156
End is lower than upper molding seat 151, and as shown in Figure 29 to Figure 31, left locating piece 156 has oblique lower than the inside of the lower end of upper molding seat
Face 1561；Netted oiling slot 1562 is equipped on the side of left locating piece 156.
As shown in Figures 2 and 3, right locating piece 157 is fixed on upper padding plate 155, the lower end of right locating piece 157 be lower than at
Type seat 151, as shown in Figure 32 to 34, right locating piece 157 has inclined-plane 1571 lower than the inside of the lower end of upper molding seat；It is fixed on the right side
The side of position block is equipped with netted oiling slot 1572.
As shown in FIG. 35 to 37, pre-positioning block 158 includes preceding fixing seat 1581 and prelocalization seat 1582, preceding fixing seat
1581 are fixed in the front surface of molding seat, and prelocalization seat 1582 is located at the lower section of upper molding seat 151, prelocalization seat 1582
There is inclined-plane 15821 on medial surface.
As shown in Figures 2 to 5, lower die 2000 includes lower die holder plate 21, support foot 22, B plate 23, lower die molding assembly and top
Mechanism 25 out.
It is fixed with two support foots 22 being parallel to each other in lower die holder plate 21, forms space, B plate 23 between two support foots 22
It is fixed on support foot 22.
As shown in Figure 38 to Figure 40, in the upper surface of B plate 23 to having a lower accommodating cavity 231, lower accommodating cavity 231 have to
Preceding opening 232.Lower accommodating cavity 231 has left accommodating cavity 2311, right accommodating cavity 2312 and rear accommodating cavity 2313, left accommodating cavity
2311, right accommodating cavity 2312 and rear accommodating cavity 2313 are lower than middle section.
As shown in Figures 2 and 3, the lower die molding assembly includes lower molding seat 241, the first lower die insert 242, second
Lower die insert 243, third lower die insert 244, drawer chassis 245, lower bolster 246, handle attachment base 247 and handle 248.
As shown in Figure 41 to 44, equipped with forming cavity under two or more electric connectors on the top surface of lower molding seat 241
2411, in the present embodiment, be provided with forming cavity under eight electric connectors, be located under electric connector on lower molding seat 241 at
The side of type chamber 2411 is equipped with lower forming tank 2412, is equipped with first positioned at the outside of lower forming tank 2412 on lower molding seat 241
Lower die insert mounting hole 2413 is located under electric connector on lower molding seat 241 and is equipped with the second lower die insert in forming cavity 2411
Mounting hole 2414, the rear and front end that forming cavity under electric connector is located on lower molding seat 241 are respectively equipped with third lower die insert
Mounting hole 2415.The left and right side of lower molding seat 241 be respectively equipped with on the inclined-plane and right locating piece in left locating piece
The inclined-plane 2416 of inclined-plane cooperation；It is located at rear side upper end on lower molding seat 241 and is equipped with notch 2417, the bottom surface of notch is inclined-plane.
First lower die insert 242 is mounted in the first lower die insert mounting hole 2413, as shown in figure 45, the first lower die insert
242 under electric connector one end of forming cavity be equipped with and buckle lower forming tank 2421；Second lower die insert 243 is mounted under second
In mould insert mounting hole 2414, as shown in figure 46, the upper end of the second lower die insert 243 is extend under electric connector in forming cavity,
The upper end of second lower die insert is equipped with terminal lower bayonet slot 2431 and sets in forming cavity under each electric connector in the present embodiment
There are two the second lower die inserts, and terminal lower bayonet slot 2431 is corresponding with the position of terminal, and second lower die of one end is only shown in figure
The structure of insert, another is only the position difference of terminal lower bayonet slot.Third lower die insert 244 is mounted on third lower die insert
In mounting hole 2415, as shown in figure 47, the upper end of third lower die insert 244 is equipped with terminal lower bayonet slot 2441；In the present embodiment,
Terminal lower bayonet slot 2441 is corresponding with the position of terminal, the structure of the third lower die insert of one end is only shown in figure, another is only
It is only the position difference of terminal lower bayonet slot.
As shown in Figures 2 and 3, drawer chassis 245 is fixed on the bottom surface of lower molding seat；As shown in Figure 48 to Figure 50, drawer
The left side of seat 245 is equipped with setting to the first left rail 2451 in left sliding slot, is equipped with setting on the right side of drawer chassis and arrives right rail
The right guide rail 2452 of interior first；Recessed portion 2453 is equipped in the bottom of drawer chassis 245.
As shown in Figures 2 and 3, lower bolster 246 is fixed on the bottom surface of lower accommodating cavity 231；As shown in Figure 51 and Figure 52, under
The top surface of backing plate 246 is equipped with netted oiling slot 2461.
Handle attachment base 247 is fixed on the front end face of lower molding seat 241 and drawer chassis 245, as shown in Figure 53 to Figure 55,
The inclined-plane 2471 with the inclined-plane cooperation on prelocalization seat is equipped on handle attachment base 247.It is set in the left side of handle attachment base 247
There is setting to the second left rail 2472 in left sliding slot, it is right to second in right rail to be equipped with setting on the right side of handle attachment base
Guide rail 2473.
Handle 248 is fixed on handle attachment base 247, and handle 248 stretches out B plate 23.
Left insert 2491 is fixed with by screw in left accommodating cavity 2311, as shown in Figure 56 to Figure 58, in left insert
2491 side is equipped with left sliding slot 24911, and the front end of left sliding slot 24911 is equipped with left chamfering 249111, in this way, the first left rail
Insertion is easy with the second left rail；Netted oiling slot 24912 is equipped on the medial surface of left insert 2491, in netted oiling slot
There is lubricating oil in 24912, when molding seat, drawer chassis and handle attachment base slide instantly, friction and wear can be reduced.In left edge
It is equipped with left mounting hole 24913 along horizontal direction on block 2491, a left side is installed in left mounting hole 24913 and keeps out column 24914,
A left side, which is kept out, is equipped with left chamber body in column, left spring 24915 is equipped in left chamber body, is equipped with left steel ball 24916 in the right end of left chamber body,
Left steel ball can be contacted with drawer chassis, have certain damping action to the sliding of drawer chassis.
As shown in Figures 2 and 3, right insert 2492 is fixed with by screw in right accommodating cavity 2312, such as Figure 59 to Figure 61
It is shown, right rail 24921 is equipped on the side of right insert 2492, the front end of right rail 24921 is equipped with right chamfering 249211, this
Sample, the first right guide rail and the second right guide rail are easy insertion；Netted oiling slot 24922 is equipped on the medial surface of right insert 2492,
There is lubricating oil in netted oiling slot 24922, when molding seat, drawer chassis and handle attachment base slide instantly, friction can be reduced
And abrasion.It is equipped with right mounting hole 24923 along horizontal direction in right insert 2492, the right side is installed in right mounting hole 24923
Column 24924 is kept out, is kept out on the right side and is equipped with right chamber body in column, right spring 24925 is equipped in right chamber body, is set in the right end of right chamber body
There is right steel ball 24926, right steel ball can be contacted with drawer chassis, have certain damping action to the sliding of drawer chassis.
As shown in Figures 2 to 5, the ejecting mechanism 25 include Ejector Retainer Plate 251, thimble panel 252, lower thimble 253,
Upper Ejector Retainer Plate 254, upper thimble panel 255 and upper thimble 256.
Ejector Retainer Plate 251 is fixed by screws in the bottom of thimble panel 252, in Ejector Retainer Plate 251 and thimble panel 252
On be respectively equipped with four pilot holes 250 in circle distribution, guide post 2501, guide post 2501 are fixed in lower die holder plate 21
Across pilot hole 250, in this way, Ejector Retainer Plate and thimble panel are during exercise, guide post can play guiding role.In Ejector Retainer Plate
With guide sleeve 2571 is fixed on thimble panel, be fixed with guide post 2572 in lower die holder plate, guide post passes through guide sleeve and protrudes into
Into B plate, in this way, Ejector Retainer Plate, thimble panel and lower die holder plate and B plate are linked together, and Ejector Retainer Plate will not influence again
With the movement of thimble panel.Lower thimble 253 is fixed on thimble panel 252, and lower thimble 253 is resisted by Ejector Retainer Plate 251, lower top
The upper end of needle 253 passes through B plate 23 and lower bolster 246；Upper thimble panel 255 is fixed on Ejector Retainer Plate 254, upper thimble 256
It is fixed on ejector retainner plate 255, upper thimble 256 is resisted by upper Ejector Retainer Plate 254, and the upper end of upper thimble 256 passes through drawer chassis 245
With lower molding seat 245.Passing through in upper Ejector Retainer Plate 254 and upper thimble panel 255 has ejector retainner plate limit sleeve 2581, ejector retainner plate limit
Set 2581 is greater than the ejector retainner plate limit hole of upper end diameter with lower end diameter, and ejector retainner plate limit hole, which passes through to have, is connected to drawer chassis
Ejector retainner plate stop screw 2582；In this way, by the way that ejector retainner plate stop screw can limit Ejector Retainer Plate, upper thimble panel moves downward
Distance, have gap between upper thimble panel and the bottom surface of recessed portion.There is gap between thimble panel 252 and B plate 23,
Limited block 2583, the stroke that limitation thimble panel moves upwards are fixed on thimble panel.Spring is fixed on thimble panel
Guide post 2593 is equipped with lower spring retention chamber in the bottom surface of B plate, the lower bullet of thimble panel 252 and B plate 23 is located on spring guide pillar
It is equipped with lower reset spring 2591 between spring accommodating cavity, upper reset spring 2592 is equipped between upper thimble panel and drawer chassis.
The working method of ejecting mechanism is: the top stick top Ejector Retainer Plate of injection molding machine, to drive thimble panel and lower thimble
It moves upwards, lower thimble pushes up Ejector Retainer Plate upwards, and upper Ejector Retainer Plate drives upper thimble panel and upper thimble to move upwards, upper top
Needle ejects electric connector；After the completion of ejection, upper Ejector Retainer Plate, upper thimble panel and upper thimble are multiple under the action of upper reset spring
Position, Ejector Retainer Plate, thimble panel and lower thimble reset under the action of lower reset spring.The structure, due to being provided with by thimble
The lower ejecting mechanism of bottom plate, thimble panel and lower thimble composition, is provided with by upper Ejector Retainer Plate, upper thimble panel and upper thimble group
At upper ejecting mechanism, upper and lower ejecting mechanism drawer chassis bottom surface separate, in this way, be both able to achieve handle, handle attachment base, take out
The smooth movement of drawer seat, lower molding seat, and it is able to achieve ejection work.By the way that ejector retainner plate stop screw is arranged, then top can be limited
The position of mechanism decline out.Due to being provided with limited block, the distance of lower ejecting mechanism ejection can be limited.
It is equipped with limit rod aperture 1400 on A plate 14, first through hole 2200 is equipped on support foot 22, is equipped on B plate 23
Second through-hole 2300, lock-screw 10, limit rod aperture 1400, first through hole 2200 and the second through-hole 2300 are same in above-below direction
Axis, first through hole 2200 is equal with the diameter of the second through-hole 2300, and the diameter of limit rod aperture 1400 is less than first through hole 2200
Diameter is equipped with the gag lever post connecting with lock-screw in first through hole 2200, the second through-hole 2300 and limit rod aperture 1400
10b, gag lever post 10b have enlarged head, and enlarged head is located in first through hole or the second through-hole.
It is equipped with the first accommodating hole on the bottom surface of A plate 14, is equipped on the top surface of B plate 23 corresponding with the first accommodating hole site
The second accommodating hole, in the first accommodating hole and the second accommodating hole be equipped be fixed to A plate on mode locking screw 51, in mode locking screw
On be cased with nylon jacket 52；Public mode locking plate 53 is fixed on A plate 14, Figure 65 is the schematic diagram of public mode locking plate, is fixed on B plate
Female mode locking plate 54, Figure 66 are the schematic diagram of female mode locking plate.
The working method of electric connector drawer type mould includes the following steps:
(1) it shakes hands forward handle, handle band fixed handle attachment base travels forward, and handle attachment base drives drawer chassis and lower molding
Seat travels forward, and lower molding seat drives the first lower die insert, the second lower die insert and third lower die insert to travel forward, second
The terminal of holding electric connector in the terminal lower bayonet slot of lower die insert and third lower die insert；Handle attachment base, drawer chassis, it is lower at
During the motion, the first left rail and second left side are led for type seat, the first lower die insert, the second lower die insert and third lower die insert
Rail moves in left sliding slot, and the first right guide rail and the second right guide rail move in right rail.
(2) pushing handle, band fixed handle attachment base, drawer chassis, lower molding seat, the first lower die insert, the second lower die are inlayed backward
Block and third lower die insert move rearwards to home position.
(3) it molds, in clamping process, upper clamping plate and mouth of a river stripper plate are moved downward until mouth of a river stripper plate and A plate
Contact, then, upper clamping plate, mouth of a river stripper plate, A plate and upper molding assembly move downward together；After the completion of molding, left locating piece
Inclined-plane and lower molding seat on the left of contact of incline plane squeeze, the contact of incline plane on the right side of the inclined-plane of right locating piece and lower molding seat squeezes
Pressure；The inclined-plane of prelocalization seat and the contact of incline plane on handle attachment base squeeze；On electric connector under forming cavity and electric connector at
Type chamber forms molding cavity.
(3) pass through locating ring, gate bush, level-one runner and second level the runner injection material into forming cavity.
(4) cooling.
(5) it is opened, during die sinking, upper clamping plate and mouth of a river stripper plate are first moved upwards, will be in runner by sprue puller
Plastics condensate pull out, while gag lever post follows upper clamping plate and mouth of a river stripper plate to move, enlarged head and the mouth of a river when gag lever post
After stripper plate contact, A plate and upper molding assembly are followed and are moved upwards, and A plate and B plate is allowed to separate；Then start ejecting mechanism, it will be at
The electric connector of type ejects.
(6) repeat the above steps (1) to (5) progress injection molding next time.
Above-mentioned mold and working method due to being provided with left insert and right insert, and have been correspondingly arranged left sliding slot and right cunning
Slot is respectively arranged on the left side and the right side the first left rail and the first right guide rail in drawer chassis, in the left and right sides of handle attachment base point
Not She Zhiliao the second left rail and the second right guide rail, in this manner it is possible to the second lower die insert and third that holding terminal will be used for
Lower die insert is pulled out and is promoted, and facilitates accommodating terminal, and accommodating terminal is high-efficient.Due to being provided with left locating piece, the right side is determined
Position block and pre-positioning block, while it being equipped with corresponding inclined-plane in the left and right side of lower molding seat, it is equipped on handle attachment base oblique
Face, after molding, corresponding inclined-plane cooperation is compressed, and realizes the compression positioning of left side, right side and front side, so that A plate and the molding of B plate
Position precision is high afterwards, and the precision of molding electric connector is high.Due to being provided with gag lever post, not only realize two partings
Face, and it is able to achieve the taking-up of runner condensate and the taking-up of electric connector.
Claims (10)
1. a kind of electric connector drawer type mould, including upper die and lower die, the upper mold includes upper clamping plate, mouth of a river de- material
Plate, A plate, upper die forming component, locating ring, gate bush and sprue puller, mouth of a river stripper plate are fixed on the bottom surface of upper clamping plate,
Locating ring is fixed on upper clamping plate, and gate bush is fixed on upper clamping plate and passes through mouth of a river stripper plate, on gate bush
Equipped with sprue, sprue puller is fixed on upper clamping plate and passes through mouth of a river stripper plate；Lower die includes lower die holder plate, support foot, B
Plate, lower die molding assembly and ejecting mechanism are fixed with two support foots being parallel to each other, shape between two support foots in lower die holder plate
At space, B plate is fixed on support foot；Ejecting mechanism is located on B plate；It is characterized by:
Upper accommodating cavity is equipped in the bottom surface of A plate；The upper die forming component includes upper molding seat, the first upper mold insert, second
Upper mold insert, third upper mold insert, upper padding plate, left locating piece, right locating piece and pre-positioning block；It is set on the bottom surface of upper molding seat
There is forming cavity on two or more electric connectors, the side that forming cavity on electric connector is located on upper molding seat is equipped with upper molding
Slot is equipped with the first upper mold insert mounting hole positioned at the outside of upper forming tank on upper molding seat, is located on upper molding seat and is electrically connected
It connects and is equipped with the second upper mold insert mounting hole on device in forming cavity, be located on electric connector on upper molding seat two before and after forming cavity
End is respectively equipped with third upper mold insert mounting hole；First upper mold insert is mounted in the first upper mold insert mounting hole, the first upper mold
One end of insert forming cavity on electric connector, which is equipped with, buckles upper forming tank；Second upper mold insert is mounted on the second upper mold insert
In mounting hole, the lower end of the second upper mold insert is extend on electric connector in forming cavity, and the lower end of the second upper mold insert is equipped with end
It is raised on son；Third upper mold insert is mounted in third upper mold insert mounting hole, and the lower end of third upper mold insert is equipped on terminal
Card slot；Upper padding plate is fixed in accommodating cavity, and upper padding plate is located between the bottom surface and upper molding seat of upper accommodating cavity；Left locating piece is solid
It is scheduled on upper padding plate, the lower end of left locating piece is lower than upper molding seat, and left locating piece has lower than the inside of the lower end of upper molding seat
Inclined-plane；Right locating piece is fixed on upper padding plate, and the lower end of right locating piece is lower than upper molding seat, and right locating piece is lower than upper molding seat
The inside of lower end has inclined-plane；Pre-positioning block includes preceding fixing seat and prelocalization seat, before preceding fixing seat is fixed on molding seat
On surface, prelocalization seat is located at the lower section of upper molding seat, has inclined-plane on the medial surface of prelocalization seat；It is set on the top surface of A plate
Have the level-one runner communicated with sprue, on A plate, upper padding plate and upper molding seat be equipped with communicated with level-one runner and with
The second level runner that forming cavity communicates on electric connector；
There is forward opening to lower accommodating cavity, lower accommodating cavity is had in the upper surface of B plate；The lower die molding assembly packet
Include lower molding seat, the first lower die insert, the second lower die insert, third lower die insert, drawer chassis, lower bolster, handle attachment base and
Handle；Equipped with forming cavity under two or more electric connectors on the top surface of lower molding seat, electrical connection is located on lower molding seat
The side of forming cavity is equipped with lower forming tank under device, pacifies positioned at the outside of lower forming tank equipped with the first lower die insert on lower molding seat
Hole is filled, is located under electric connector on lower molding seat and is equipped with the second lower die insert mounting hole in forming cavity, it is upper in lower molding seat
The rear and front end of forming cavity is respectively equipped with third lower die insert mounting hole under electric connector；First lower die insert is mounted on first
In lower die insert mounting hole, one end of first lower die insert forming cavity under electric connector, which is equipped with, buckles lower forming tank；Second
Lower die insert is mounted in the second lower die insert mounting hole, and the upper end of the second lower die insert extend into forming cavity under electric connector
Interior, the upper end of the second lower die insert is equipped with terminal lower bayonet slot；Third lower die insert is mounted in third lower die insert mounting hole, the
The upper end of three lower die inserts is equipped with terminal lower bayonet slot；The left and right side of lower molding seat be respectively equipped with it is oblique in left locating piece
The inclined-plane of inclined-plane cooperation on face and right locating piece；Drawer chassis is fixed on the bottom surface of lower molding seat；Lower bolster is fixed on lower appearance
Set the bottom surface of chamber；Handle attachment base is fixed on the front end face of lower molding seat and drawer chassis, on handle attachment base be equipped with it is preceding
The inclined-plane of inclined-plane cooperation on positioning seat；Handle is fixed on handle attachment base, and handle stretches out B plate；It is located in lower accommodating cavity
Left side is equipped with left insert, and left sliding slot is equipped on the side of left insert, and right side is located in lower accommodating cavity and is equipped with right insert, on the right side
The side of insert is equipped with right rail；The left side of drawer chassis is equipped with setting to the first left rail in left sliding slot, in drawer chassis
Right side is equipped with setting to the first right guide rail in right rail；Setting is equipped with to second in left sliding slot in the left side of handle attachment base
Left rail is equipped with setting to the second right guide rail in right rail on the right side of handle attachment base；
Lock-screw is fixed on upper clamping plate and mouth of a river stripper plate；It is equipped with limit rod aperture on A plate, is equipped on support foot
First through hole, is equipped with the second through-hole on B plate, and lock-screw, limit rod aperture, first through hole and the second through-hole are same in above-below direction
Axis, first through hole is equal with the diameter of the second through-hole, limit rod aperture diameter be less than first through hole diameter, first through hole,
It is equipped with the gag lever post that connect with lock-screw in second through-hole and limit rod aperture, gag lever post has an enlarged head, and enlarged head is positioned at the
In one through-hole or the second through-hole.
2. electric connector drawer type mould according to claim 1, it is characterised in that: opened in the middle part of the top surface of upper clamping plate
There is locating ring accommodating cavity, holds relative to the symmetrical position in locating ring accommodating cavity center equipped with sprue puller briquetting on upper clamping plate
Chamber is set, the bottom surface of sprue puller briquetting accommodating cavity is lower than the bottom surface of locating ring accommodating cavity；It is equipped on upper clamping plate and holds with locating ring
Set the coaxial gate bush mounting hole of chamber, the upper end of gate bush mounting hole is gate bush positioning chamber, on upper clamping plate with
Sprue puller briquetting accommodating cavity and the corresponding position of gate bush positioning chamber are equipped with upper sprue puller mounting hole；The bottom of stripper plate at the mouth of a river
Middle face is equipped with small stripper plate accommodating cavity, and small stripper plate is equipped in small stripper plate accommodating cavity；On the stripper plate of the mouth of a river with pull-up
Expect that the corresponding position of bar mounting hole is equipped with middle sprue puller mounting hole；The position corresponding with middle sprue puller mounting hole on small stripper plate
It is equipped with lower sprue puller mounting hole；Sprue puller passes through upper sprue puller mounting hole, middle sprue puller mounting hole and lower sprue puller mounting hole；
The sprue puller briquetting of compacting sprue puller is installed in sprue puller briquetting accommodating cavity, the inside of sprue puller briquetting is lower than outside；It pours
The big end portion of mouth bushing is located in gate bush positioning chamber, and the big end of gate bush is pressed on sprue puller；Locating ring is located at fixed
In the circle accommodating cavity of position and it is compressed on the big end of sprue puller briquetting and gate bush.
3. electric connector drawer type mould according to claim 1 or 2, it is characterised in that: be equipped in upper molding seat
Runner bar, runner bar have big end and small end, and the big end of runner bar is connected to the upper end of small end, in the big of runner bar
End is equipped with notch, and a part of second level runner is formed in runner bar.
4. electric connector drawer type mould according to claim 1, it is characterised in that: be equipped on the side of left locating piece
Netted oiling slot is equipped with netted oiling slot on the side of right locating piece, and netted oiling slot is equipped on the medial surface of left insert,
Netted oiling slot is equipped on the medial surface of right insert；Netted oiling slot is equipped on the top surface of lower bolster.
5. electric connector drawer type mould according to claim 1, it is characterised in that: the ejecting mechanism includes thimble
Bottom plate, thimble panel, lower thimble, upper Ejector Retainer Plate, upper thimble panel and upper thimble, Ejector Retainer Plate are fixed on the bottom of thimble panel
Portion, lower thimble are fixed on thimble panel, and lower thimble is resisted by Ejector Retainer Plate, and the upper end of lower thimble passes through B plate and lower bolster；?
The bottom of drawer chassis is equipped with recessed portion；Upper thimble panel is fixed on Ejector Retainer Plate, and upper thimble is fixed on ejector retainner plate, on
Thimble is resisted by upper Ejector Retainer Plate, and the upper end of upper thimble passes through drawer chassis and lower molding seat；In upper Ejector Retainer Plate and upper thimble face
Plate, which passes through, ejector retainner plate limit sleeve, the ejector retainner plate limit hole that there is ejector retainner plate limit sleeve lower end diameter to be greater than upper end diameter, thimble
Plate limit hole, which passes through, the ejector retainner plate stop screw for being connected to drawer chassis；There is gap between thimble panel and B plate, in thimble
Limited block is fixed on panel；There is gap between upper thimble panel and the bottom surface of recessed portion；It is equipped between thimble panel and B plate
Lower reset spring is equipped with upper reset spring between upper thimble panel and drawer chassis.
6. electric connector drawer type mould according to claim 5, it is characterised in that: be fixed with guiding in lower die holder plate
Column, is equipped with pilot hole on Ejector Retainer Plate and thimble panel, and guide post passes through pilot hole.
7. electric connector drawer type mould according to claim 1, it is characterised in that: be equipped with first on the bottom surface of A plate
Accommodating hole is equipped with the second accommodating hole corresponding with the first accommodating hole site on the top surface of B plate, holds in the first accommodating hole and second
The mode locking screw for being equipped with and being fixed on A plate in hole is set, is cased with nylon jacket on mode locking screw；Public mode locking plate is fixed on A plate,
Female mode locking plate is fixed on B plate.
8. a kind of working method of electric connector drawer type mould described in claim 1, it is characterised in that include the following steps:
(1) shake hands forward handle, handle band fixed handle attachment base travels forward, handle attachment base drive drawer chassis and lower molding seat to
Preceding movement, lower molding seat drives the first lower die insert, the second lower die insert and third lower die insert to travel forward, in the second lower die
The terminal of holding electric connector in the terminal lower bayonet slot of insert and third lower die insert；Handle attachment base, drawer chassis, lower molding
Seat, the first lower die insert, the second lower die insert and third lower die insert during the motion, the first left rail and the second left rail
It is moved in left sliding slot, the first right guide rail and the second right guide rail move in right rail；
(2) pushing handle backward, band fixed handle attachment base, drawer chassis, lower molding seat, the first lower die insert, the second lower die insert and
Third lower die insert moves rearwards to home position；
(3) it molds, in clamping process, upper clamping plate and mouth of a river stripper plate are moved downward until mouth of a river stripper plate is contacted with A plate,
Then, upper clamping plate, mouth of a river stripper plate, A plate and upper molding assembly move downward together；After the completion of molding, left locating piece it is oblique
Contact of incline plane on the left of face and lower molding seat squeezes, and the contact of incline plane on the right side of the inclined-plane of right locating piece and lower molding seat squeezes；Before
The inclined-plane of positioning seat and the contact of incline plane on handle attachment base squeeze；Forming cavity shape under forming cavity and electric connector on electric connector
At molding cavity；
(3) pass through locating ring, gate bush, level-one runner and second level the runner injection material into forming cavity；
(4) cooling；
(5) it is opened, during die sinking, upper clamping plate and mouth of a river stripper plate are first moved upwards, by sprue puller by the modeling in runner
Expect that condensate pulls out, while gag lever post follows upper clamping plate and mouth of a river stripper plate to move, when the enlarged head and mouth of a river de- material of gag lever post
After plate contact, A plate and upper molding assembly are followed and are moved upwards, and A plate and B plate is allowed to separate；Then start ejecting mechanism, it will be molding
Electric connector ejection；
(6) repeat the above steps (1) to (5) progress injection molding next time.
9. the working method of electric connector drawer type mould according to claim 8, it is characterised in that: the ejector
Structure includes that Ejector Retainer Plate, thimble panel, lower thimble, upper Ejector Retainer Plate, upper thimble panel and upper thimble, Ejector Retainer Plate are fixed on top
The bottom of dial plate, lower thimble are fixed on thimble panel, and lower thimble is resisted by Ejector Retainer Plate, and the upper end of lower thimble passes through B plate
And lower bolster；Recessed portion is equipped in the bottom of drawer chassis；Upper thimble panel is fixed on Ejector Retainer Plate, and upper thimble is fixed on
On ejector retainner plate, upper thimble is resisted by upper Ejector Retainer Plate, and the upper end of upper thimble passes through drawer chassis and lower molding seat；In upper Ejector Retainer Plate
Passing through with upper thimble panel has ejector retainner plate limit sleeve, and the ejector retainner plate that there is ejector retainner plate limit sleeve lower end diameter to be greater than upper end diameter limits
Position hole, ejector retainner plate limit hole, which passes through, the ejector retainner plate stop screw for being connected to drawer chassis；Between having between thimble panel and B plate
Gap is fixed with limited block on thimble panel；There is gap between upper thimble panel and the bottom surface of recessed portion；In thimble panel and B
It is equipped with lower reset spring between plate, upper reset spring is equipped between upper thimble panel and drawer chassis；The work side of ejecting mechanism
Method is: the top stick top Ejector Retainer Plate of injection molding machine, so that thimble panel and lower thimble be driven to move upwards, lower thimble pushes up push up upwards
Needle bottom plate, upper Ejector Retainer Plate drive upper thimble panel and upper thimble to move upwards, and upper thimble ejects electric connector；Ejection is completed
Afterwards, upper Ejector Retainer Plate, upper thimble panel and upper thimble reset under the action of upper reset spring, Ejector Retainer Plate, thimble panel and
Lower thimble resets under the action of lower reset spring.
10. the working method of electric connector drawer type mould according to claim 8, it is characterised in that: in the bottom surface of A plate
It is equipped with the first accommodating hole, the second accommodating hole corresponding with the first accommodating hole site is equipped on the top surface of B plate, in the first accommodating
It is equipped with the mode locking screw being fixed on A plate in hole and the second accommodating hole, is cased with nylon jacket on mode locking screw；It is fixed on A plate
There is public mode locking plate, female mode locking plate is fixed on B plate；After molding, male mode locking plate is inserted into female mode locking plate；Nylon jacket allows A
Air channel is formed between plate and B plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710228856.8A CN107415169B (en) | 2017-04-10 | 2017-04-10 | A kind of electric connector drawer type mould and working method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710228856.8A CN107415169B (en) | 2017-04-10 | 2017-04-10 | A kind of electric connector drawer type mould and working method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107415169A CN107415169A (en) | 2017-12-01 |
| CN107415169B true CN107415169B (en) | 2019-10-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710228856.8A Active CN107415169B (en) | 2017-04-10 | 2017-04-10 | A kind of electric connector drawer type mould and working method |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08132486A (en) * | 1994-11-04 | 1996-05-28 | Sumitomo Electric Ind Ltd | Mold and method for molding optical connector |
| JP2000326359A (en) * | 1999-05-20 | 2000-11-28 | Hitachi Ltd | Composite integrated molded article using premold member |
| CN100453295C (en) * | 2005-08-24 | 2009-01-21 | 上海元一电子有限公司 | Precise positioner of bonder terminal in coating and injection moulding process |
| CN202011127U (en) * | 2011-04-28 | 2011-10-19 | 张维合 | Automatic feeding injection mould of CI transformer body terminals |
| FR3001653B1 (en) * | 2013-02-04 | 2015-06-26 | Snecma | MOLD COMPRISING SHELLS AND AT LEAST ONE DRAWER |
| CN105108978A (en) * | 2015-09-29 | 2015-12-02 | 黄山宏伟模具科技有限公司 | Sensor injection mold |
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2017
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| CN107415169A (en) | 2017-12-01 |
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Effective date of registration: 20231107 Address after: Room 102, No. 226, Dalingshan Section, Shida Road, Dalingshan Town, Dongguan City, Guangdong Province, 523000 Patentee after: DONGGUAN FORTUNR METALS CO.,LTD. Address before: 412001 No. 476 Hongqi Road North, Hunan, Zhuzhou Patentee before: HUNAN AUTOMOTIVE ENGINEERING VOCATIONAL College |