CN107415169A - A kind of electric connector drawer type mould and method of work - Google Patents
A kind of electric connector drawer type mould and method of work Download PDFInfo
- Publication number
- CN107415169A CN107415169A CN201710228856.8A CN201710228856A CN107415169A CN 107415169 A CN107415169 A CN 107415169A CN 201710228856 A CN201710228856 A CN 201710228856A CN 107415169 A CN107415169 A CN 107415169A
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- plate
- plates
- thimble
- fixed
- insert
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- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000000465 moulding Methods 0.000 claims abstract description 116
- 210000002683 foot Anatomy 0.000 claims abstract description 19
- 238000007493 shaping process Methods 0.000 claims abstract description 9
- 238000002347 injection Methods 0.000 claims abstract description 8
- 239000007924 injection Substances 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims description 10
- 230000000994 depressogenic effect Effects 0.000 claims description 8
- 239000004677 Nylon Substances 0.000 claims description 6
- 229920001778 nylon Polymers 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 4
- 238000001746 injection moulding Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 9
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 229920003023 plastic Polymers 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
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 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
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007787 solid Substances 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
A kind of electric connector drawer type mould of the present invention and method of work.Mould includes upper die and lower die, upper mould includes upper clamping plate, mouth of a river stripper plate, A plates, upper die forming component, centring ring, gate bush and sprue puller, lower mould includes die shoe plate, support foot, B plates, lower mold forming component and ejecting mechanism, two support foots being parallel to each other are fixed with die shoe plate, space is formed between two support foots, B plates are fixed on support foot；Ejecting mechanism is located on B plates.Method of work is：Lower molding seat is pulled out, terminal is put into, mold-closing injection, cools down, die sinking.The present invention is conveniently put into terminal, improves the efficiency for being put into terminal, improves the precision of shaping.
Description
Technical field
The present invention relates to electric connector drawer type mould and method of work.
Background technology
Electric connector generally comprises plastic cement insulated part and metal part, and it is molded typically by mould molding, is being molded
During, first metal part is put into mould, then carry out matched moulds, injection, cooling, die sinking, finally realize product into
Type.
In existing electric connector for forming mould, it is put into that metalwork is inconvenient, efficiency is low, and after matched moulds, upper mould
It is not easy to align with lower mould, causes the precision of shaping not high.
The content of the invention
Terminal is put into for convenience, improves the efficiency for being put into terminal, improves the precision of shaping, and the invention provides a kind of electricity
Connector drawer type mould and method of work.
To reach above-mentioned purpose, a kind of electric connector drawer type mould, including upper die and lower die, described upper mould includes upper
Die holder plate, mouth of a river stripper plate, A plates, upper die forming component, centring ring, gate bush and sprue puller, mouth of a river stripper plate are fixed on
On the bottom surface of die holder plate, centring 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 provided with sprue on gate bush, and sprue puller is fixed on upper clamping plate and passes through mouth of a river stripper plate；Lower mould includes lower mould
Seat board, support foot, B plates, lower mold forming component and ejecting mechanism, are fixed with two support foots being parallel to each other on die shoe plate,
Space is formed between two support foots, B plates are fixed on support foot；Ejecting mechanism is located on B plates；
Upper accommodating cavity is provided with the bottom surface of A plates；Described upper die forming component includes mould insert, second on upper molding seat, first
Upper mould insert, mould insert, upper padding plate, left locating piece, right locating piece and pre-positioning block on the 3rd；Set on the bottom surface of upper molding seat
There is forming cavity on the electric connector of more than two, upper shaping is provided with positioned at the side of forming cavity on electric connector on upper molding seat
Groove, mould insert mounting hole on first is provided with positioned at the outside of upper forming tank on upper molding seat, is located on upper molding seat and is electrically connected
Connect and be provided with mould insert mounting hole on second on device in forming cavity, on upper molding seat two before and after forming cavity on electric connector
End is respectively equipped with mould insert mounting hole on the 3rd；Mould insert is arranged on first in mould insert mounting hole on first, mould on first
Insert is provided with forming tank on buckle close to one end of forming cavity on electric connector；Mould insert is arranged on mould insert on second on second
In mounting hole, the lower end of mould insert is extend on electric connector in forming cavity on second, and the lower end of mould insert is provided with end on second
It is raised on son；Mould insert is arranged on the 3rd in mould insert mounting hole on 3rd, and the lower end of mould insert is provided with terminal on the 3rd
Neck；Upper padding plate is fixed in accommodating cavity, and upper padding plate is located between bottom surface and the upper molding seat of upper accommodating cavity；Left locating piece is consolidated
It is scheduled on upper padding plate, the lower end of left locating piece is less than upper molding seat, and left locating piece has less than the inner side 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 less than upper molding seat, and right locating piece is less than upper molding seat
The inner side of lower end has inclined-plane；Pre-positioning block includes preceding fixed seat and prelocalization seat, before preceding fixed 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；Set on the top surface of A plates
Have the one-level runner communicated with sprue, on A plates, upper padding plate and upper molding seat be provided with communicated with one-level runner and with
The two level runner that forming cavity communicates on electric connector；
Lower accommodating cavity is provided with downwards in the upper table of B plates, and lower accommodating cavity has opening forward；Described lower mold forming component bag
Include lower molding seat, first time mould insert, second time mould insert, the three times mould inserts, drawer chassis, lower bolster, handle connecting seat and
Handle；Provided with forming cavity under the electric connector of more than two on the top surface of lower molding seat, positioned at electrical connection on lower molding seat
The side of forming cavity is provided with lower forming tank under device, and being provided with first time mould insert positioned at the outside of lower forming tank on lower molding seat pacifies
Hole is filled, is located on lower molding seat under electric connector and is provided with second time mould 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 the three times mould insert mounting holes under electric connector；First time mould insert is arranged on first
In lower mould insert mounting hole, first time mould insert is provided with forming tank under buckle close to one end of forming cavity under electric connector；Second
Lower mould insert is arranged in second time mould insert mounting hole, and the upper end of second time mould insert extend into forming cavity under electric connector
Interior, the upper end of second time mould insert is provided with terminal lower bayonet slot；The three times mould insert is arranged in the three times mould insert mounting holes, the
The upper end of three times mould inserts is provided with terminal lower bayonet slot；Be respectively equipped with the left side of lower molding seat and right side with it is oblique on left locating piece
The inclined-plane that inclined-plane on face and right locating piece coordinates；Drawer chassis is fixed on the bottom surface of lower molding seat；Lower bolster is fixed on lower appearance
Put the bottom surface of chamber；Handle connecting seat is fixed on the front end face of lower molding seat and lower drawer chassis, on handle connecting seat be provided with
The inclined-plane that inclined-plane on prelocalization seat coordinates；Handle is fixed on handle connecting seat, and handle stretches out B plates；The position in lower accommodating cavity
Left insert is provided with left side, left chute is provided with the side of left insert, right insert is provided with positioned at right side in lower accommodating cavity,
The side of right insert is provided with right rail；The left side of drawer chassis is provided with the first left rail set in left chute, in drawer chassis
Right side be provided with and set to the first right guide rail in right rail；It is provided with and is set to the in left chute in the left side of handle connecting seat
Two left rails, it is provided with and is set to the second right guide rail in right rail on the right side of handle connecting seat；
Lock-screw is fixed with upper clamping plate and mouth of a river stripper plate；Spacing rod aperture is provided with A plates, is provided with support foot
First through hole, is provided with the second through hole on B plates, and lock-screw, spacing rod aperture, first through hole and the second through hole are same in above-below direction
Axle, first through hole is equal with the diameter of the second through hole, and the diameter of spacing rod aperture is less than the diameter of first through hole, first through hole,
It is provided with gag lever post be connected with lock-screw in second through hole and spacing rod aperture, gag lever post has an enlarged head, and enlarged head is located at the
In one through hole or the second through hole.
The method of work of described electric connector drawer type mould comprises the following steps：
（1）Handle forward, handle band fixed handle connecting seat travel forward, handle connecting seat drive drawer chassis and lower molding seat to
Preceding motion, lower molding seat drive first time insert, second time insert and the three times inserts to travel forward, in second time insert and the
The terminal of holding electric connector in the terminal lower bayonet slot of three times inserts；Handle connecting seat, drawer chassis, lower molding seat, first time edge
In motion process, the first left rail and the second left rail move in left chute for block, second time insert and the three times inserts, the
One right guide rail and the second right guide rail move in right rail；
（2）Pushing handle backward, band fixed handle connecting seat, drawer chassis, lower molding seat, first time insert, second time insert and the 3rd
Lower insert moves rearwards to home position；
（3）Matched moulds, during matched moulds, upper clamping plate and mouth of a river stripper plate are moved downward until mouth of a river stripper plate contacts with A plates,
Then, upper clamping plate, mouth of a river stripper plate, A plates and upper molding assembly together move downward；After the completion of matched moulds, left locating piece it is oblique
Face extrudes with the contact of incline plane on the left of lower molding seat, and the inclined-plane of right locating piece extrudes with the contact of incline plane on the right side of lower molding seat；Before
The inclined-plane of positioning seat extrudes with the contact of incline plane on handle connecting seat；Forming cavity shape under forming cavity and electric connector on electric connector
Into molding cavity；
（3）Pass through centring ring, gate bush, one-level runner and two level the runner injection material into forming cavity；
（4）Cooling；
（5）Die sinking, during die sinking, upper clamping plate and mouth of a river stripper plate first motion 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 enlarged head and the mouth of a river de- material of gag lever post
After plate contact, A plates and upper molding assembly follow upward motion, allow A plates and B plates to separate；Then ejecting mechanism is started, by shaping
Electric connector ejects；
（6）Repeat the above steps（1）Extremely（5）Carry out injection molding next time.
Above-mentioned mould and method of work, due to there is provided left insert and right insert, and left chute and right cunning have been correspondingly arranged it
Groove, the first left rail and the first right guide rail are respectively arranged on the left side and the right side in drawer chassis, in the left and right sides of handle connecting seat point
Not She Zhiliao the second left rail and the second right guide rail, in this manner it is possible to by under second time insert of holding terminal and the 3rd
Insert is pulled out and promoted, and facilitates accommodating terminal, and the efficiency high of accommodating terminal.Because there is provided left locating piece, right locating piece
And pre-positioning block, while corresponding inclined-plane is provided with the left side of lower molding seat and right side, inclined-plane is provided with handle connecting seat, when
After matched moulds, corresponding inclined-plane, which coordinates, to be compressed, and realizes the compression positioning of left side, right side and front side so that position after A plates and B plate matched moulds
Precision height is put, the precision of the electric connector of shaping is high.Due to there is provided gag lever post, therefore, not only realizing two die joints, and
And the taking-up of runner condensate and the taking-up of electric connector can be realized.
Further, centring ring accommodating cavity is provided with the middle part of the top surface of upper clamping plate, relative to positioning on upper clamping plate
The symmetrical position of circle accommodating cavity center line is provided with sprue puller briquetting accommodating cavity, and the bottom surface of sprue puller briquetting accommodating cavity is less than centring ring
The bottom surface of accommodating cavity；The gate bush mounting hole coaxial with centring ring accommodating cavity, gate bush installation are provided with 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 provided with upper sprue puller mounting hole；Small stripper plate accommodating cavity is provided with the middle part of the bottom surface of mouth of a river stripper plate, is held in small stripper plate
Put intracavitary and be provided with small stripper plate；Position corresponding with upper sprue puller mounting hole is installed provided with middle sprue puller on the stripper plate of the mouth of a river
Hole；Lower sprue puller mounting hole is provided with 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 sprue puller briquetting of bar, the inner side of sprue puller briquetting are less than outside；The big end of gate bush is located in gate bush positioning chamber,
The big end of gate bush is pressed on sprue puller；Centring ring is located in centring ring accommodating cavity and is compressed on sprue puller briquetting and cast gate
On the big end of bushing.The structure, sprue puller briquetting and gate bush are suppressed using centring ring, utilizes sprue puller briquetting and cast gate
The big end compacting sprue puller of bushing, realizes the fixation to sprue puller, its is simple in construction, 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 otch is provided with the big end of runner bar, and two level runner is formed in runner bar
A part.So it is easy to process molding seat, otch is set on the big end of runner bar in addition, can prevents runner bar from rotating.
Further, netted oiling groove is provided with the side of left locating piece, is provided with the side of right locating piece netted
Oiling groove, netted oiling groove is provided with the medial surface of left insert, netted oiling groove is provided with the medial surface of right insert；Under
The top surface of backing plate is provided with netted oiling groove.Netted oiling groove is set, lubrication can be played a part of after adding lubricating oil, reduction rubs
Wipe.
Further, described 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 plates and lower bolster；Depressed part is provided with the bottom of drawer chassis；Upper thimble panel is fixed
In 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, which passes through, takes out
Drawer seat and lower molding seat；In upper Ejector Retainer Plate and upper thimble panel through under thering is ejector retainner plate stop collar, ejector retainner plate stop collar to have
Diameter is held to be more than the ejector retainner plate spacing hole of upper end diameter, ejector retainner plate spacing hole, which passes through, the spacing spiral shell of the ejector retainner plate for being connected to drawer chassis
Nail；There is gap between thimble panel and B plates, limited block is fixed with thimble panel；Upper thimble panel and depressed part
There is gap between bottom surface；Lower back-moving spring is provided between thimble panel and B plates, is provided between upper thimble panel and drawer chassis
Upper reset spring.The method of work of ejecting mechanism is：The top rod top Ejector Retainer Plate of injection machine, so as to drive thimble panel and lower top
Pin moves upwards, and the upper Ejector Retainer Plate in top, upper Ejector Retainer Plate drive upper thimble panel and upper thimble to move upwards to lower thimble upwards, on
Thimble ejects electric connector；After the completion of ejection, upper Ejector Retainer Plate, upper thimble panel and upper thimble are in the presence of upper reset spring
Reset, Ejector Retainer Plate, thimble panel and lower thimble reset in the presence of lower back-moving spring.The structure, because there is provided by pushing up
The lower ejecting mechanism of pin bottom plate, thimble panel and lower thimble composition, there is provided by upper Ejector Retainer Plate, upper thimble panel and upper thimble
Composition upper ejecting mechanism, upper and lower ejecting mechanism drawer chassis bottom surface separate, so, can realize handle, handle connecting seat,
The smooth motion of drawer chassis, lower molding seat, and can realize ejection work.By setting ejector retainner plate stop screw, then can limit
The position that ejecting mechanism declines.Due to there is provided limited block, accordingly, it is capable to limit the distance of lower ejecting mechanism ejection.
Further, lead is fixed with die shoe plate, pilot hole is provided with Ejector Retainer Plate and thimble panel, is led
Pilot hole is passed through to post.So, the kinematic accuracy of thimble top plate and thimble panel is high.
Further, the first accommodating hole is provided with the bottom surface of A plates, is provided with the top surface of B plates and the first accommodating hole position
Second accommodating hole corresponding to putting, the locked mode screw being fixed on A plates is provided with the first accommodating hole and the second accommodating hole, in locked mode
Nylon jacket is cased with screw；Public locked mode plate is fixed with A plates, female locked mode plate is fixed with B plates；After matched moulds, public locked mode
Plate is inserted into female locked mode plate；Nylon jacket allows between A plates and B plates and forms air channel.The structure, by setting locked mode screw and Buddhist nun
The actor playing a supporting role, then air channel can be formed between A plates and B plates, be easy to be vented when being molded electric connector.Because there is provided male and female locked mode
Plate, therefore, the position of upper mould and lower mould is accurate after matched moulds.
Brief description of the drawings
Fig. 1 is the stereogram of electric connector.
Fig. 2 is the front 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 mould 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 Fig. 6 top view.
Fig. 8 is the side schematic view of upper clamping plate.
Fig. 9 is the front 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 upward view of mouth of a river stripper plate.
Figure 12 is the front 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 front view of A plates.
Figure 16 is the upward view of A plates.
Figure 17 is the side schematic view of A plates.
Figure 18 is the stereogram of mould insert on first.
Figure 19 is the schematic diagram of mould insert on second.
Figure 20 is Figure 19 right view.
Figure 21 is Figure 19 upward view.
Figure 22 is the schematic diagram of mould insert on the 3rd.
Figure 23 is the upward view of upper molding seat.
Figure 24 is B-B sectional views in Figure 23.
Figure 25 is the side schematic view of upper molding seat.
Figure 26 is A-A sectional views 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 front 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 front 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 front view of pre-positioning block.
Figure 36 is the right view of pre-positioning block.
Figure 37 is the upward view of pre-positioning block.
Figure 38 is the front view of B plates.
Figure 39 is the top view of B plates.
Figure 40 is the right view of B plates.
Figure 41 is the front view of lower molding seat.
Figure 42 is the top view of lower molding seat.
Figure 43 is C-C sectional views in Figure 42.
Figure 44 is D-D sectional views in Figure 42.
Figure 45 is the stereogram of first time mould insert.
Figure 46 is the stereogram of second time mould insert.
Figure 47 is the stereogram of the three times mould inserts.
Figure 48 is the front view of drawer chassis.
Figure 49 is the top view of drawer chassis.
Figure 50 is the left left view of drawer.
Figure 51 is the front view of lower bolster.
Figure 52 is the top view of lower bolster.
Figure 53 is the front view of handle connecting seat.
Figure 54 is the left view of handle connecting seat.
Figure 55 is the top view of handle connecting seat.
Figure 56 is the front 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 front 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 front 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 locked mode plate.
Figure 66 is the schematic diagram of public locked mode plate.
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 being embedded in plastic cement insulated part, modeling
Glue insulated part includes collets 101 and is located at two buckles 102 of the side of collets 101, and terminal is corresponded on collets
200 position is provided with fabrication hole 103, and buckle 102 has the card that a section is the linking arm 1021 of square and 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 mould 1000 and lower mould 2000.
Described upper mould 1000 includes upper clamping plate 11, mouth of a river stripper plate 12, small stripper plate 13, A plates 14, upper die forming group
Part, centring ring 16, gate bush 17 and sprue puller 18.
As shown in Figure 6 to 8, centring ring accommodating cavity 111 is provided with the middle part of the top surface of upper clamping plate 11, in upper clamping plate 11
On relative to the symmetrical position of the center line of centring ring accommodating cavity 111 be provided with sprue puller briquetting accommodating cavity 112, sprue puller briquetting houses
The bottom surface of chamber 112 is less than the bottom surface of centring ring accommodating cavity 111；It is provided with upper clamping plate 11 coaxial with centring 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
It is upper to be provided with upper sprue puller mounting hole 114 with sprue puller briquetting accommodating cavity 112 and 1131 corresponding position of gate bush positioning chamber.
Mouth of a river stripper plate 12 is fixed on by lock-screw 10 on the bottom surface of upper clamping plate 11, is provided with upper clamping plate 11
Stepped hole, stepped hole is interior to be provided with positioning sleeve 10a, and lock-screw 10 passes through positioning sleeve 10a.As shown in Figures 9 to 11, taken off at the mouth of a river
The middle part of flitch 12 is provided with gate bush and perforates 120.Small stripper plate accommodating cavity is provided with the middle part of the bottom surface of mouth of a river stripper plate 12
121, it is provided with middle sprue puller mounting hole 122 with upper 114 corresponding position of sprue puller mounting hole 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 provided with gate bush and perforates 130, small stripper plate 13 be provided with middle 122 corresponding position of sprue puller mounting hole under
Sprue puller mounting hole 131, there is 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 of compacting sprue puller is installed by screw in sprue puller briquetting accommodating cavity 112, sprue puller briquetting 19 it is interior
Side is less 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 serves as a contrast through through hole 120 on gate bush mounting hole 113, gate bush and cast gate
Cover lower through-hole 130；Centring ring 16 is fixed by screws in centring ring accommodating cavity 111 and is compressed on sprue puller briquetting 19 and cast gate
On the big end 171 of bushing.So, extra fixing device is avoided the need for sprue puller, passes through centring ring 16, sprue puller briquetting
19 and gate bush 17 can realize.Sprue 172 is provided with gate bush.
As shown in Figure 15 to Figure 17, upper accommodating cavity 141 is provided with the bottom surface of A plates 14, is located at upper accommodating cavity in A plates 14
141 right side and front side are respectively equipped with voussoir storage tank 142, and fixed voussoir is fixed with by screw in voussoir storage tank 142
1421, movable wedge 1422 is provided between fixed voussoir 1421 and A plates, fixed voussoir 1421 is with movable wedge 1422 by oblique
Face coordinates, and so, can adjust gap of the upper die component in upper accommodating cavity.It is provided with and sprue 172 on the upper surface of A plates 14
The one-level runner 143 communicated, the first two level runner of one-level runner 143 and upper accommodating cavity is communicated with A plates 14
144。
As shown in Fig. 2-3, Figure 18-22, described upper die forming component includes mould insert on upper molding seat 151, first
152nd, mould insert 154, upper padding plate 155, left locating piece 156, right locating piece 157 and prelocalization in mould insert the 153, the 3rd on second
Block 158.
As shown in Figure 23 to Figure 26, provided with forming cavity on the electric connector of more than two on the bottom surface of upper molding seat 151
1511, upper forming tank 1512 is provided with positioned at the side of forming cavity 1511 on electric connector on upper molding seat 151, in upper molding seat
Mould insert mounting hole 1513 on first is provided with 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 mould insert mounting hole 1514 on second be provided with forming cavity 1511, on upper molding seat 151 on electric connector into
The rear and front end of die cavity 1511 is respectively equipped with mould insert mounting hole 1515 on the 3rd.
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 provided with otch 1501 on the big end 15001 of runner bar 150, and the 3rd two level runner 1502 is formed in runner bar.
Mould insert 152 is arranged on first in mould insert mounting hole 1513 on first, as shown in figure 18, mould insert on first
152 are provided with forming tank 1521 on buckle close to one end of forming cavity on electric connector 1511；Mould insert 153 is arranged on the on second
On two in mould insert mounting hole 1514, the lower end of mould insert 153 is extend on electric connector in forming cavity on second, such as Figure 19 extremely
Shown in Figure 21, the lower end of mould insert 153 is provided with projection 1531 on terminal on second；Mould insert 154 is arranged on the 3rd on 3rd
In mould insert mounting hole 1515, the lower end of mould insert 154 is provided with neck 1541 on terminal on the 3rd, insert 154 on two the 3rd
Neck is corresponding with the terminal position of electric connector on terminal, and the signal of mould insert on the 3rd 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 two level runner 1551 is provided with upper padding plate.First, second, and third two level
Runner forms two 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 less than upper molding seat 151, and as shown in Figure 29 to Figure 31, left locating piece 156 has oblique less than the inner side of the lower end of upper molding seat
Face 1561；Netted oiling groove 1562 is provided with 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 less than into
Type seat 151, as shown in Figure 32 to 34, right locating piece 157 has inclined-plane 1571 less than the inner side of the lower end of upper molding seat；It is fixed on the right side
The side of position block is provided with netted oiling groove 1572.
As shown in FIG. 35 to 37, pre-positioning block 158 includes preceding fixed seat 1581 and prelocalization seat 1582, preceding fixed seat
1581 are fixed on the preceding 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 mould 2000 includes die shoe plate 21, support foot 22, B plates 23, lower mold forming component and top
Go out mechanism 25.
Two support foots 22 being parallel to each other are fixed with die shoe plate 21, space, B plates 23 are formed between two support foots 22
It is fixed on support foot 22.
As shown in Figure 38 to Figure 40, lower accommodating cavity 231 is provided with downwards in the upper table of B plates 23, 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
2311st, right accommodating cavity 2312 and rear accommodating cavity 2313 are less than center section.
As shown in Figures 2 and 3, described lower mold forming component includes lower molding seat 241, first time mould insert 242, second
Lower mould insert 243, the three times mould inserts 244, drawer chassis 245, lower bolster 246, handle connecting seat 247 and handle 248.
As shown in Figure 41 to 44, provided with forming cavity under the electric connector of more than two on the top surface of lower molding seat 241
2411, in the present embodiment, there is provided forming cavity under eight electric connectors, be located on lower molding seat 241 under electric connector into
The side of die cavity 2411 is provided with lower forming tank 2412, and first is provided with positioned at the outside of lower forming tank 2412 on lower molding seat 241
Lower mould insert mounting hole 2413, it is located on lower molding seat 241 under electric connector and is provided with second time mould 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 the three times mould inserts
Mounting hole 2415.Be respectively equipped with the left side of lower molding seat 241 and right side with the inclined-plane on left locating piece and right locating piece
The inclined-plane 2416 that inclined-plane coordinates；Breach 2417 is provided with positioned at rear side upper end on lower molding seat 241, the bottom surface of breach is inclined-plane.
First time mould insert 242 is arranged in first time mould insert mounting hole 2413, as shown in figure 45, first time mould insert
242 are provided with forming tank 2421 under buckle close to one end of forming cavity under electric connector；Second time mould insert 243 is arranged under second
In mould insert mounting hole 2414, as shown in figure 46, the upper end of second time mould insert 243 is extend under electric connector in forming cavity,
The upper end of second time mould insert is provided with terminal lower bayonet slot 2431, in the present embodiment, is set under each electric connector in forming cavity
There are two second time mould inserts, the position correspondence of terminal lower bayonet slot 2431 and terminal, second time mould of display one end in figure
The structure of insert, another is only the position difference of terminal lower bayonet slot.The three times mould insert 244 is arranged on the three times mould inserts
In mounting hole 2415, as shown in figure 47, the upper end of the three times mould inserts 244 is provided with terminal lower bayonet slot 2441；In the present embodiment,
The position correspondence of terminal lower bayonet slot 2441 and terminal, the structure of the three times mould inserts of one end is only shown in figure, another is only
Only it is 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 provided with the first left rail 2451 set in left chute, is provided with to set on the right side of drawer chassis and arrives right rail
The first interior right guide rail 2452；Depressed part 2453 is provided with 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 provided with netted oiling groove 2461.
Handle connecting seat 247 is fixed on the front end face of lower molding seat 241 and lower drawer chassis 245, such as Figure 53 to Figure 55 institutes
Show, the inclined-plane 2471 coordinated with the inclined-plane on prelocalization seat is provided with handle connecting seat 247.On a left side for handle connecting seat 247
Side, which is provided with, to be set to the second left rail 2472 in left chute, is provided with and is set to the in right rail on the right side of handle connecting seat
Two right guide rails 2473.
Handle 248 is fixed on handle connecting seat 247, and handle 248 stretches out B plates 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 provided with left chute 24911, and the front end of left chute 24911 is provided with left chamfering 249111, so, the first left rail
Easily inserted with the second left rail；Netted oiling groove 24912 is provided with the medial surface of left insert 2491, in netted oiling groove
There is lubricating oil in 24912, when molding seat, drawer chassis and handle connecting seat slide instantly, friction and wear can be reduced.In left edge
Left mounting hole 24913 is provided with along horizontal direction on block 2491, being provided with a left side in left mounting hole 24913 keeps out post 24914,
A left side is kept out in post and is provided with left chamber body, and left spring 24915 is provided with left chamber body, left steel ball 24916 is provided with the right-hand member of left chamber body,
Left steel ball can contact with drawer chassis, and the slip to drawer chassis has certain damping action.
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 provided with the side of right insert 2492, the front end of right rail 24921 is provided with right chamfering 249211, this
Sample, the first right guide rail and the second right guide rail easily insert；Netted oiling groove 24922 is provided with the medial surface of right insert 2492,
There is lubricating oil in netted oiling groove 24922, when molding seat, drawer chassis and handle connecting seat slide instantly, friction can be reduced
And abrasion.Right mounting hole 24923 is provided with along horizontal direction in right insert 2492, the right side is installed in right mounting hole 24923
Post 24924 is kept out, is kept out on the right side and right chamber body is provided with post, right spring 24925 is provided with right chamber body, is set in the right-hand member of right chamber body
There is right steel ball 24926, right steel ball can contact with drawer chassis, and the slip to drawer chassis has certain damping action.
As shown in Figures 2 to 5, described 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, lead 2501, lead 2501 are fixed with die shoe plate 21
Through pilot hole 250, so, in motion, lead can play guide effect for Ejector Retainer Plate and thimble panel.In Ejector Retainer Plate
With guide sleeve 2571 is fixed with thimble panel, be fixed with guide pillar 2572 on die shoe plate, guide pillar is through guide sleeve and stretches into
Into B plates, so, Ejector Retainer Plate, thimble panel and die shoe plate and B plates are connected as a single entity, and do not interfere with Ejector Retainer Plate again
With the motion 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 pin 253 passes through B plates 23 and lower bolster 246；Upper thimble panel 255 is fixed on Ejector Retainer Plate 254, and upper thimble 256 is solid
It is scheduled 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 the He of drawer chassis 245
Lower molding seat 245.Being passed through in upper Ejector Retainer Plate 254 and upper thimble panel 255 has ejector retainner plate stop collar 2581, ejector retainner plate stop collar
2581 have the ejector retainner plate spacing hole that lower end diameter is more than upper end diameter, and ejector retainner plate spacing hole, which passes through, the top for being connected to drawer chassis
Needle plate stop screw 2582；So, upper Ejector Retainer Plate can be limited by ejector retainner plate stop screw, upper thimble panel moves downward
Distance, there is gap between the bottom surface of upper thimble panel and depressed part.There is gap between thimble panel 252 and B plates 23, pushing up
Limited block 2583, the stroke that limitation thimble panel moves upwards are fixed with dial plate.Spring is fixed with thimble panel to lead
Post 2593, lower spring accommodating cavity is provided with the bottom surface of B plates, positioned at the lower spring of thimble panel 252 and B plates 23 on spring guide pillar
Lower back-moving spring 2591 is provided between accommodating cavity, upper reset spring 2592 is provided between upper thimble panel and drawer chassis.
The method of work of ejecting mechanism is：The top rod top Ejector Retainer Plate of injection machine, so as to drive thimble panel and lower thimble
Motion upwards, the upper Ejector Retainer Plate in top, upper Ejector Retainer Plate drive upper thimble panel and upper thimble to move upwards to lower thimble upwards, upper top
Pin ejects electric connector；After the completion of ejection, upper Ejector Retainer Plate, upper thimble panel and upper thimble are multiple in the presence of upper reset spring
Position, Ejector Retainer Plate, thimble panel and lower thimble reset in the presence of lower back-moving spring.The structure, because there is provided by thimble
The lower ejecting mechanism of bottom plate, thimble panel and lower thimble composition, there is provided by upper Ejector Retainer Plate, upper thimble panel and upper thimble group
Into upper ejecting mechanism, upper and lower ejecting mechanism drawer chassis bottom surface separate, so, handle, handle connecting seat can be realized, taken out
The smooth motion of drawer seat, lower molding seat, and can realize ejection work.By setting ejector retainner plate stop screw, then top can be limited
Go out the position of mechanism decline.Due to there is provided limited block, accordingly, it is capable to limit the distance of lower ejecting mechanism ejection.
Spacing rod aperture 1400 is provided with A plates 14, first through hole 2200 is provided with support foot 22, is provided with B plates 23
Second through hole 2300, lock-screw 10, spacing rod aperture 1400, the through hole 2300 of first through hole 2200 and second are same in above-below direction
Axle, first through hole 2200 is equal with the diameter of the second through hole 2300, and the diameter of spacing rod aperture 1400 is less than first through hole 2200
Diameter, the gag lever post being connected with lock-screw is provided with first through hole 2200, the second through hole 2300 and spacing 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.
The first accommodating hole is provided with the bottom surface of A plates 14, is provided with and the first accommodating hole position correspondence on the top surface of B plates 23
The second accommodating hole, in the first accommodating hole and the second accommodating hole be provided be fixed to A plates on locked mode screw 51, in locked mode screw
On be cased with nylon jacket 52；Public locked mode plate 53 is fixed with A plates 14, Figure 65 is the schematic diagram of public locked mode plate, is fixed with B plates
Female locked mode plate 54, Figure 66 are the schematic diagram of female locked mode plate.
The method of work of electric connector drawer type mould comprises the following steps：
（1）Handle forward, handle band fixed handle connecting seat travel forward, handle connecting seat drive drawer chassis and lower molding seat to
Preceding motion, lower molding seat drive first time insert, second time insert and the three times inserts to travel forward, in second time insert and the
The terminal of holding electric connector in the terminal lower bayonet slot of three times inserts；Handle connecting seat, drawer chassis, lower molding seat, first time edge
In motion process, the first left rail and the second left rail move in left chute for block, second time insert and the three times inserts, the
One right guide rail and the second right guide rail move in right rail.
（2）Pushing handle backward, band fixed handle connecting seat, drawer chassis, lower molding seat, first time insert, second time insert and
The three times insert moves rearwards to home position.
（3）Matched moulds, during matched moulds, upper clamping plate and mouth of a river stripper plate are moved downward until mouth of a river stripper plate and A plates
Contact, then, upper clamping plate, mouth of a river stripper plate, A plates and upper molding assembly together move downward；After the completion of matched moulds, left locating piece
Inclined-plane and lower molding seat on the left of contact of incline plane extrude, the inclined-plane of right locating piece squeezes with the contact of incline plane on the right side of lower molding seat
Pressure；The inclined-plane of prelocalization seat extrudes with the contact of incline plane on handle connecting seat；On electric connector under forming cavity and electric connector into
Die cavity forms molding cavity.
（3）Pass through centring ring, gate bush, one-level runner and two level the runner injection material into forming cavity.
（4）Cooling.
（5）Die sinking, during die sinking, upper clamping plate and the first motion upwards of mouth of a river stripper plate, by sprue puller by runner
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 plates and upper molding assembly follow upward motion, allow A plates and B plates to separate；Then ejecting mechanism is started, will be into
The electric connector ejection of type.
（6）Repeat the above steps（1）Extremely（5）Carry out injection molding next time.
Above-mentioned mould and method of work, due to there is provided left insert and right insert, and left chute and right cunning have been correspondingly arranged it
Groove, the first left rail and the first right guide rail are respectively arranged on the left side and the right side in drawer chassis, in the left and right sides of handle connecting seat point
Not She Zhiliao the second left rail and the second right guide rail, in this manner it is possible to by under second time insert of holding terminal and the 3rd
Insert is pulled out and promoted, and facilitates accommodating terminal, and the efficiency high of accommodating terminal.Because there is provided left locating piece, right locating piece
And pre-positioning block, while corresponding inclined-plane is provided with the left side of lower molding seat and right side, inclined-plane is provided with handle connecting seat, when
After matched moulds, corresponding inclined-plane, which coordinates, to be compressed, and realizes the compression positioning of left side, right side and front side so that position after A plates and B plate matched moulds
Precision height is put, the precision of the electric connector of shaping is high.Due to there is provided gag lever post, therefore, not only realizing two die joints, and
And the taking-up of runner condensate and the taking-up of electric connector can be realized.
Claims (10)
1. a kind of electric connector drawer type mould, including upper die and lower die, described upper mould includes upper clamping plate, mouth of a river de- material
Plate, A plates, upper die forming component, centring ring, gate bush and sprue puller, mouth of a river stripper plate are fixed on the bottom surface of upper clamping plate,
Centring 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
Provided with sprue, sprue puller is fixed on upper clamping plate and passes through mouth of a river stripper plate；Lower mould includes die shoe plate, support foot, B
Plate, lower mold forming component and ejecting mechanism, are fixed with two support foots being parallel to each other on die shoe plate, shape between two support foots
Into space, B plates are fixed on support foot；Ejecting mechanism is located on B plates；It is characterized in that：
Upper accommodating cavity is provided with the bottom surface of A plates；Described upper die forming component includes mould insert, second on upper molding seat, first
Upper mould insert, mould insert, upper padding plate, left locating piece, right locating piece and pre-positioning block on the 3rd；Set on the bottom surface of upper molding seat
There is forming cavity on the electric connector of more than two, upper shaping is provided with positioned at the side of forming cavity on electric connector on upper molding seat
Groove, mould insert mounting hole on first is provided with positioned at the outside of upper forming tank on upper molding seat, is located on upper molding seat and is electrically connected
Connect and be provided with mould insert mounting hole on second on device in forming cavity, on upper molding seat two before and after forming cavity on electric connector
End is respectively equipped with mould insert mounting hole on the 3rd；Mould insert is arranged on first in mould insert mounting hole on first, mould on first
Insert is provided with forming tank on buckle close to one end of forming cavity on electric connector；Mould insert is arranged on mould insert on second on second
In mounting hole, the lower end of mould insert is extend on electric connector in forming cavity on second, and the lower end of mould insert is provided with end on second
It is raised on son；Mould insert is arranged on the 3rd in mould insert mounting hole on 3rd, and the lower end of mould insert is provided with terminal on the 3rd
Neck；Upper padding plate is fixed in accommodating cavity, and upper padding plate is located between bottom surface and the upper molding seat of upper accommodating cavity；Left locating piece is consolidated
It is scheduled on upper padding plate, the lower end of left locating piece is less than upper molding seat, and left locating piece has less than the inner side 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 less than upper molding seat, and right locating piece is less than upper molding seat
The inner side of lower end has inclined-plane；Pre-positioning block includes preceding fixed seat and prelocalization seat, before preceding fixed 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；Set on the top surface of A plates
Have the one-level runner communicated with sprue, on A plates, upper padding plate and upper molding seat be provided with communicated with one-level runner and with
The two level runner that forming cavity communicates on electric connector；
Lower accommodating cavity is provided with downwards in the upper table of B plates, and lower accommodating cavity has opening forward；Described lower mold forming component bag
Include lower molding seat, first time mould insert, second time mould insert, the three times mould inserts, drawer chassis, lower bolster, handle connecting seat and
Handle；Provided with forming cavity under the electric connector of more than two on the top surface of lower molding seat, positioned at electrical connection on lower molding seat
The side of forming cavity is provided with lower forming tank under device, and being provided with first time mould insert positioned at the outside of lower forming tank on lower molding seat pacifies
Hole is filled, is located on lower molding seat under electric connector and is provided with second time mould 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 the three times mould insert mounting holes under electric connector；First time mould insert is arranged on first
In lower mould insert mounting hole, first time mould insert is provided with forming tank under buckle close to one end of forming cavity under electric connector；Second
Lower mould insert is arranged in second time mould insert mounting hole, and the upper end of second time mould insert extend into forming cavity under electric connector
Interior, the upper end of second time mould insert is provided with terminal lower bayonet slot；The three times mould insert is arranged in the three times mould insert mounting holes, the
The upper end of three times mould inserts is provided with terminal lower bayonet slot；Be respectively equipped with the left side of lower molding seat and right side with it is oblique on left locating piece
The inclined-plane that inclined-plane on face and right locating piece coordinates；Drawer chassis is fixed on the bottom surface of lower molding seat；Lower bolster is fixed on lower appearance
Put the bottom surface of chamber；Handle connecting seat is fixed on the front end face of lower molding seat and lower drawer chassis, on handle connecting seat be provided with
The inclined-plane that inclined-plane on prelocalization seat coordinates；Handle is fixed on handle connecting seat, and handle stretches out B plates；The position in lower accommodating cavity
Left insert is provided with left side, left chute is provided with the side of left insert, right insert is provided with positioned at right side in lower accommodating cavity,
The side of right insert is provided with right rail；The left side of drawer chassis is provided with the first left rail set in left chute, in drawer chassis
Right side be provided with and set to the first right guide rail in right rail；It is provided with and is set to the in left chute in the left side of handle connecting seat
Two left rails, it is provided with and is set to the second right guide rail in right rail on the right side of handle connecting seat；
Lock-screw is fixed with upper clamping plate and mouth of a river stripper plate；Spacing rod aperture is provided with A plates, is provided with support foot
First through hole, is provided with the second through hole on B plates, and lock-screw, spacing rod aperture, first through hole and the second through hole are same in above-below direction
Axle, first through hole is equal with the diameter of the second through hole, and the diameter of spacing rod aperture is less than the diameter of first through hole, first through hole,
It is provided with gag lever post be connected with lock-screw in second through hole and spacing rod aperture, gag lever post has an enlarged head, and enlarged head is located 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 centring ring accommodating cavity, hold on upper clamping plate relative to the symmetrical position of centring ring accommodating cavity center line provided with sprue puller briquetting
Chamber is put, the bottom surface of sprue puller briquetting accommodating cavity is less than the bottom surface of centring ring accommodating cavity；It is provided with upper clamping plate and holds with centring ring
Put 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
Position corresponding to sprue puller briquetting accommodating cavity and gate bush positioning chamber is provided with upper sprue puller mounting hole；The bottom of stripper plate at the mouth of a river
Middle face is provided with small stripper plate accommodating cavity, and small stripper plate is provided with small stripper plate accommodating cavity；On the stripper plate of the mouth of a river with pull-up
Position corresponding to material bar mounting hole is provided with middle sprue puller mounting hole；The position corresponding with middle sprue puller mounting hole on small stripper plate
It is provided 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 inner side of sprue puller briquetting is less than outside；Pour
The big end of mouth bushing is located in gate bush positioning chamber, and the big end of gate bush is pressed on sprue puller；Centring 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：It is provided with 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 provided with otch, and a part for two level runner is formed in runner bar.
4. electric connector drawer type mould according to claim 1, it is characterised in that：It is provided with the side of left locating piece
Netted oiling groove, netted oiling groove is provided with the side of right locating piece, netted oiling groove is provided with the medial surface of left insert,
Netted oiling groove is provided with the medial surface of right insert；Netted oiling groove is provided with the top surface of lower bolster.
5. electric connector drawer type mould according to claim 1, it is characterised in that：Described 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 plates and lower bolster；
The bottom of drawer chassis is provided with depressed part；Upper thimble panel is fixed on Ejector Retainer Plate, and upper thimble is fixed on ejector retainner plate, upper top
Pin 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 panel
Through there is ejector retainner plate stop collar, ejector retainner plate stop collar has the ejector retainner plate spacing hole that lower end diameter is more than upper end diameter, ejector retainner plate
Spacing hole, which passes through, the ejector retainner plate stop screw for being connected to drawer chassis；There is gap between thimble panel and B plates, in thimble face
Limited block is fixed with plate；There is gap between the bottom surface of upper thimble panel and depressed part；Under being provided between thimble panel and B plates
Back-moving spring, upper reset spring is provided between upper thimble panel and drawer chassis.
6. electric connector drawer type mould according to claim 5, it is characterised in that：Guiding is fixed with die shoe plate
Post, is provided with pilot hole on Ejector Retainer Plate and thimble panel, and lead passes through pilot hole.
7. electric connector drawer type mould according to claim 1, it is characterised in that：First is provided with the bottom surface of A plates
Accommodating hole, the second accommodating hole with the first accommodating hole position correspondence is provided with the top surface of B plates, is held in the first accommodating hole and second
The locked mode screw for being provided with and being fixed on A plates in hole is put, nylon jacket is cased with locked mode screw；Public locked mode plate is fixed with A plates,
Female locked mode plate is fixed with B plates.
8. the method for work of the electric connector drawer type mould described in a kind of claim 1, it is characterised in that comprise the following steps：
（1）Handle forward, handle band fixed handle connecting seat travel forward, handle connecting seat drive drawer chassis and lower molding seat to
Preceding motion, lower molding seat drive first time insert, second time insert and the three times inserts to travel forward, in second time insert and the
The terminal of holding electric connector in the terminal lower bayonet slot of three times inserts；Handle connecting seat, drawer chassis, lower molding seat, first time edge
In motion process, the first left rail and the second left rail move in left chute for block, second time insert and the three times inserts, the
One right guide rail and the second right guide rail move in right rail；
（2）Pushing handle backward, band fixed handle connecting seat, drawer chassis, lower molding seat, first time insert, second time insert and the 3rd
Lower insert moves rearwards to home position；
（3）Matched moulds, during matched moulds, upper clamping plate and mouth of a river stripper plate are moved downward until mouth of a river stripper plate contacts with A plates,
Then, upper clamping plate, mouth of a river stripper plate, A plates and upper molding assembly together move downward；After the completion of matched moulds, left locating piece it is oblique
Face extrudes with the contact of incline plane on the left of lower molding seat, and the inclined-plane of right locating piece extrudes with the contact of incline plane on the right side of lower molding seat；Before
The inclined-plane of positioning seat extrudes with the contact of incline plane on handle connecting seat；Forming cavity shape under forming cavity and electric connector on electric connector
Into molding cavity；
（3）Pass through centring ring, gate bush, one-level runner and two level the runner injection material into forming cavity；
（4）Cooling；
（5）Die sinking, during die sinking, upper clamping plate and mouth of a river stripper plate first motion 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 enlarged head and the mouth of a river de- material of gag lever post
After plate contact, A plates and upper molding assembly follow upward motion, allow A plates and B plates to separate；Then ejecting mechanism is started, by shaping
Electric connector ejects；
（6）Repeat the above steps（1）Extremely（5）Carry out injection molding next time.
9. the method for work of electric connector drawer type mould according to claim 8, it is characterised in that：Described ejector
Structure includes Ejector Retainer Plate, thimble panel, lower thimble, upper Ejector Retainer Plate, upper thimble panel and upper thimble, Ejector Retainer Plate and is 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 plates
And lower bolster；Depressed part is provided with the bottom of drawer chassis；Upper thimble panel is fixed on Ejector Retainer Plate, and upper thimble is fixed on top
On needle 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 and
For upper thimble panel through there is ejector retainner plate stop collar, ejector retainner plate stop collar has lower end diameter spacing more than the ejector retainner plate of upper end diameter
Hole, ejector retainner plate spacing hole, which passes through, the ejector retainner plate stop screw for being connected to drawer chassis；Between having between thimble panel and B plates
Gap, limited block is fixed with thimble panel；There is gap between the bottom surface of upper thimble panel and depressed part；In thimble panel and B
Lower back-moving spring is provided between plate, upper reset spring is provided between upper thimble panel and drawer chassis；The work side of ejecting mechanism
Method is：The top rod top Ejector Retainer Plate of injection machine, so as to drive thimble panel and lower thimble to move upwards, lower thimble pushes up on top upwards
Pin 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 in the presence of upper reset spring, Ejector Retainer Plate, thimble panel and
Lower thimble resets in the presence of lower back-moving spring.
10. the method for work of electric connector drawer type mould according to claim 8, it is characterised in that：In the bottom surface of A plates
The first accommodating hole is provided with, the second accommodating hole with the first accommodating hole position correspondence is provided with the top surface of B plates, it is accommodating first
Hole is cased with nylon jacket with being provided with the locked mode screw being fixed on A plates in the second accommodating hole on locked mode screw；It is fixed on A plates
There is public locked mode plate, female locked mode plate is fixed with B plates；After matched moulds, male locked mode plate is inserted into female locked mode plate；Nylon jacket allows A
Air channel is formed between plate and B plates.
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| 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 |
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| 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 |
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| Publication Number | Publication Date |
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| CN107415169A true CN107415169A (en) | 2017-12-01 |
| CN107415169B CN107415169B (en) | 2019-10-11 |
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Citations (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 |
| US6780067B1 (en) * | 1999-05-20 | 2004-08-24 | Hitachi, Ltd. | Combined integral molded product using pre-molded member |
| CN1736685A (en) * | 2005-08-24 | 2006-02-22 | 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 |
| CN105108978A (en) * | 2015-09-29 | 2015-12-02 | 黄山宏伟模具科技有限公司 | Sensor injection mold |
| US20160001466A1 (en) * | 2013-02-04 | 2016-01-07 | Snecma | Mold comprising shells and at least one slide |
-
2017
- 2017-04-10 CN CN201710228856.8A patent/CN107415169B/en active Active
Patent Citations (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 |
| US6780067B1 (en) * | 1999-05-20 | 2004-08-24 | Hitachi, Ltd. | Combined integral molded product using pre-molded member |
| CN1736685A (en) * | 2005-08-24 | 2006-02-22 | 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 |
| US20160001466A1 (en) * | 2013-02-04 | 2016-01-07 | Snecma | Mold comprising shells and at least one slide |
| CN105108978A (en) * | 2015-09-29 | 2015-12-02 | 黄山宏伟模具科技有限公司 | Sensor injection mold |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107415169B (en) | 2019-10-11 |
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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 |