CN206186247U - Automatic injection mold that amputate stub bar and form through -hole of ability - Google Patents
Automatic injection mold that amputate stub bar and form through -hole of ability Download PDFInfo
- Publication number
- CN206186247U CN206186247U CN201621279283.9U CN201621279283U CN206186247U CN 206186247 U CN206186247 U CN 206186247U CN 201621279283 U CN201621279283 U CN 201621279283U CN 206186247 U CN206186247 U CN 206186247U
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- hole
- die holder
- cover half
- plate
- dynamic model
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Abstract
The utility model discloses an automatic injection mold that amputate stub bar and form through -hole of ability, including cover half, movable mould, be equipped with the cover half mounting panel on the cover half, the movable mould is equipped with the movable mould mounting panel, and cover half mounting panel one side links firmly necessarily that framed, opposite side is equipped with the injecting glue mouth, the movable mould mounting panel passes through the supporting shoe and connects a die holder, is equipped with thimble mechanism between movable mould mounting panel and the die holder, the die holder links firmly a mold core, is equipped with a plurality of sliders on the die holder in the mold core outside, and injection moulding product's shaping die cavity comprises a plurality of slider medial surfaces and mold core lateral surface at least, the injecting glue mouth passes through injecting glue runner intercommunication and goes into the shaping die cavity, be equipped with the piston in the middle of the die holder, be equipped with two oil circuit business turn over oil on the die holder and promote the piston removal, a die -cut tub of one end links firmly piston, the other end for die -cut end and at being close to injecting glue runner department, the cover has an ejector pin in the middle of the die -cut pipe, and ejector pin one end links firmly in the thimble mechanism. The utility model discloses injection moulding product production efficiency can be improved, injection moulding product's manufacturing cost is reduced.
Description
Technical field
The utility model is related to injection mold manufacturing technology field, and especially one kind can automatically cut off material head and form through hole
Injection mold.
Background technology
Shown in accompanying drawing 1, the profile generally drum-shaped of injecting products 10a, it has a generally circular bottom 1a
With the circular arc side wall 2a of connection bottom 1a, the center of bottom 1a is provided with a through hole 3a, this injecting products when mould is designed,
Gum-injecting port will be generally arranged at through hole 3a, can just make the flowing of sizing material more balanced, preferably to ensure the finished product of injecting products
Rate.But, because gum-injecting port is at through hole 3a, after injection, injection molding stub bar will block the logical of injecting products 10a to existing mold
Hole 3a reduces production efficiency, it is necessary to follow-up removal injecting glue material head by hand and reprocess through hole 3a, therefore will increase workload,
Improve the manufacturing cost of injecting products.
Utility model content
The technical problems to be solved in the utility model is to provide and a kind of can automatically cut off material head and form the injection mould of through hole
Tool, it can improve injecting products production efficiency, effectively reduce the manufacturing cost of injecting products.
To reach above-mentioned purpose, the technical solution of the utility model is：It is a kind of automatically to cut off material head and form through hole
Injection mold, including cover half, dynamic model, cover half are provided with cover half installing plate, and dynamic model is provided with dynamic model installing plate, and cover half installing plate is close to
Dynamic model side is connected a model frame, and cover half installing plate is provided with a gum-injecting port away from the centre of dynamic model side；
Dynamic model installing plate passes through multiple support blocks and connects a die holder near cover half side, is filled between dynamic model installing plate and die holder
There is ejector pin mechanism, ejector pin mechanism includes many thimbles of ejector retainner plate and connected ejector retainner plate, and dynamic model installing plate is provided with promotion thimble
The resigning hole of plate；
Die holder is connected a core rod near cover half side, equipped with multiple sliding blocks on the die holder on the outside of core rod, injecting products into
Type die cavity is at least made up of multiple sliding block medial surfaces and core rod lateral surface, the gum-injecting port by injecting glue flow passage enter it is described into
Type die cavity；
The centre of die holder is provided with single order trapezoidal hole, and, built with a piston, stairstepping through hole is near dynamic model for stairstepping through hole
Be connected a lid on the die holder of installing plate side, and die holder is provided with stairstepping through hole described in two oil communications, and two oil circuits are handed over
Replace into it is fuel-displaced when so that piston moves back and forth；
A piece connected piston in punching pipe one end, is punched the other end of pipe for punching end and near the injecting glue runner
Place, the centre for being punched pipe is cased with a push rod, and push rod one end is connected on the ejector retainner plate through piston and lid；
Before cover half is molded with dynamic model, punching pipe thrusts the connection of injecting products and injecting glue material head under piston driving；Cover half
After dynamic model die sinking, injecting products are lifted off core rod by many thimbles under ejector retainner plate drive through core rod, and push rod is in ejector retainner plate band
Dynamic lower injecting glue material head is lifted off punching pipe.
Further improve, the push rod other end is in and hooks the scarce of injecting glue material head near the punching end and being provided with of punching pipe
Mouthful.Further, breach is provided with one from the intilted inclined-plane in push rod end.It is molded when so may insure that punching pipe is punched
Material head is not shifted, and has both ensured to be punched effect, and the presentation quality of through hole after shaping is can ensure that again.
Further improve, the punching end of the punching pipe is provided with annular cutting edge.
Further improve, the ejector retainner plate is connected by thimble panel and Ejector Retainer Plate and formed, dynamic model installing plate and die holder it
Between be provided with many first guide pillars, thimble panel and Ejector Retainer Plate are located on many first guide pillars, between thimble panel and die holder
Equipped with multiple reseting pressuring springs.Can also be connected many gag lever posts on thimble panel, and many gag lever posts are fixed to limit through the die holder
The die-closed position of mould.
Further improve, a connected solid plate, solid plate side and multiple sliding block medial surfaces and core rod in the model frame
Lateral surface collectively forms the forming recess of product, and the injecting glue runner is connected into the forming recess through solid plate.
Further, three sliding blocks are housed, two of which sliding block is by mounted in die holder both sides on the die holder on the outside of the core rod
Two oil cylinders drive respectively, another sliding block is driven by the brace of connected model frame.
Further, the outer peripheral face of the solid plate is provided with three locating slots, and a locating piece is respectively provided with each sliding block
It is engaged with a locating slot；Be connected many second guide pillars on die holder, and model frame is provided with multiple second pilot holes, cover half
During with dynamic model matched moulds, each second pilot hole is engaged with second guide pillar.
It is preferred that the piston includes the first cylinder and the second cylinder, the first cylinder outer peripheral face is provided with first annular
Projection, the centre of the first cylinder is provided with the first stepped central through hole, and the second cylinder outer peripheral face is provided with the second convex annular
Rise, the centre of the second cylinder is provided with the second stairstepping central through hole, and the second cylindrical member at one end is screwed in the middle of the first cylinder
The first stepped central through hole on, the outer peripheral face of first annular raised and the second annular protrusion jointly with die holder in the middle of ladder
Shape through-hole inner surface is engaged, and punching pipe one end outer surface is provided with shoulder, and the shoulder of punching pipe one end is enclosed within first
In stepped central through hole and clamped by the shoulder of the second cylindrical member at one end end face and the first stepped central through hole.
Further, after the second cylinder and the connection of the first cylinder between first annular raised and the second annular protrusion shape
Into one section of annular groove, first annular projection, the second annular protrusion, the first stepped central through hole and the second stepped central are led to
The central axis in hole is overlapped, and first annular projection is identical with the second annular protrusion external diameter.
Further, the lid extends a cylindrical protrusions near piston side, and the centre of lid is provided with a through hole, leads to
Cylindrical protrusions are run through in hole, and the second cylinder other end is enclosed within the through hole in the middle of lid.
, due to being provided with single order trapezoidal hole in the centre of die holder, stairstepping through hole is built with a piston, mould for the utility model
Seat is provided with stairstepping through hole described in two oil communications, so that piston moves back and forth when two oil circuits alternately enter fuel-displaced；And by
In the connected piston in punching pipe one end, the other end of pipe is punched for punching end and at the injecting glue runner, be punched pipe
Centre is cased with a push rod, and push rod one end is connected on the ejector retainner plate through piston and lid.So mould matched moulds and injecting glue
After pressurize, before sizing material is not fully hardened, piston can just drive punching pipe to thrust the connection of injecting products and injecting glue material head, punching
Pipe also forms a through hole thrusting while injecting products are connected with injecting glue material head on injecting products；When cover half is opened with dynamic model
After mould, injecting glue material head can be lifted off punching pipe by push rod again under ejector retainner plate drive.Therefore the utility model is in a folding mould mistake
Cheng Zhong, can automatically remove injecting glue material head and form through hole, simplify manufacturing process, save workload, can improve injecting products life
Efficiency is produced, the manufacturing cost of injecting products is effectively reduced.
Brief description of the drawings
Fig. 1 is a kind of stereogram of injecting products；
Fig. 2 is the utility model matched moulds state stereogram；
Fig. 3 is the utility model cover half stereogram；
Fig. 4 is the utility model dynamic model stereogram；
Fig. 5 is the A direction views of Fig. 2；
Fig. 6 is the B-B sectional views of Fig. 5；
Fig. 7 is the C-C sectional views of Fig. 5；
Fig. 8 is enlarged drawing at the D of Fig. 6；
Fig. 9 is enlarged drawing at the E of Fig. 6；
Figure 10 is the stereogram for being punched pipe；
Figure 11 is the first cylinder stereogram；
Figure 12 is the second cylinder stereogram；
Figure 13 is lid stereogram.
Specific embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
It is a kind of automatically to cut off material head and form the injection mold of through hole shown in Fig. 1 to Figure 13, including cover half 100, dynamic model
200, cover half 100 is provided with cover half installing plate 1, and dynamic model 200 is provided with dynamic model installing plate 2, and cover half installing plate 1 is with injection machine with note
The first side connection of glue, dynamic model installing plate 2 is connected with injection machine with fore-set side, and cover half installing plate 1 is consolidated near the side of dynamic model 200
Connect a model frame 3, cover half installing plate 1 is provided with a gum-injecting port 11 away from the centre of the side of dynamic model 200；
Dynamic model installing plate 2 connects a die holder 5, dynamic model installing plate 2 near the side of cover half 100 by two quadrate support blocks 4
Ejector pin mechanism 6 is housed and die holder 5 between, ejector pin mechanism 6 is also between two quadrate support blocks 4, ejector pin mechanism 6 includes thimble
Many thimbles 62 of plate 61 and connected ejector retainner plate 61, dynamic model installing plate 2 is provided with the resigning hole 21 for promoting ejector retainner plate 61 so that injection
The fore-set of machine can promote ejector retainner plate 61 to move through resigning hole 21；The ejector retainner plate 61 is by thimble panel 611 and Ejector Retainer Plate
612 are connected is formed, and can so facilitate the assembling of each thimble 62, and four first guide pillars are provided between dynamic model installing plate 2 and die holder 5
63, thimble panel 611 and Ejector Retainer Plate 612 are located on many first guide pillars 63, are equipped between thimble panel 611 and die holder 5
Multiple reseting pressuring springs 64, also connected three connectors 65 being connected with the fore-set of injection machine of Ejector Retainer Plate 612, dynamic model installing plate
2 are provided with three resigning holes 21, and be also connected many gag lever posts 66 on thimble panel 611, and many gag lever posts 66 pass through die holder 5, many
The die-closed position of model frame 3 during the limitation matched moulds of root gag lever post 66.
Die holder 5 is equipped with three sliding blocks 8 near the connected core rod 7 in the side of cover half 100 on the die holder 5 in the outside of core rod 7, described
Be connected a solid plate 31 in model frame 3, and the side of solid plate 31 collectively forms note with three medial surfaces of sliding block 8 and the lateral surface of core rod 7
The forming recess of molding product, the gum-injecting port 11 is connected into the forming recess, the injecting glue runner 12 by injecting glue runner 12
Connected into the forming recess through solid plate 31；The outer peripheral face of the solid plate 31 is provided with three locating slots 311, each sliding block
A locating piece 81 is respectively provided with 8 to be engaged with a locating slot 311；Three two of which sliding blocks 8 of sliding block 8 are by being mounted in
Two oil cylinders 82 of the both sides of die holder 5 are driven respectively, and another sliding block 8 is driven by a brace for connected model frame 3 83；Die holder 5
Upper many second guide pillars 50 that are connected, model frame 3 is provided with multiple second pilot holes 32, when cover half 100 is with 200 matched moulds of dynamic model, often
Individual second pilot hole 32 is engaged with second guide pillar 50；The present embodiment is additionally provided with solid plate 31, core rod 7 and sliding block 8
Cooling water channel.
Further combined with shown in Fig. 6, Fig. 8, Fig. 9, the centre of die holder 5 is provided with single order trapezoidal hole 51, stairstepping through hole 51
Built with a piston 9, the connected lid 10 on the die holder 5 of the side of dynamic model installing plate 2 of stairstepping through hole 51 sets on die holder 5
There are two oil circuits 52 to connect the stairstepping through hole 51, so that piston 9 moves back and forth when two oil circuits 52 alternately enter fuel-displaced；
A piece connected piston 9 in punching pipe 20 one end, is punched the other end of pipe 20 for punching end and near the injecting glue
At runner 12, the centre for being punched pipe 20 is cased with a push rod 30, and the one end of push rod 30 is connected in institute through piston 9 and the lid 10
State on ejector retainner plate 61；The punching end of the punching pipe 20 is provided with annular cutting edge 201；The other end of the push rod 30 is near punching
The punching end of pipe 20 and be provided with the breach 301 for hooking injecting glue material head, breach 301 be provided with one it is intilted from the end of push rod 30
Inclined-plane 3011, when injecting glue, sizing material will flow into the breach 301, and the injecting glue material head after formation will be by oblique on breach 301
The hook post of face 3011, is beneficial to the punching end cut-out injecting products of punching pipe 20 and the connection of injecting glue material head.
So before cover half 100 and dynamic model 200 are molded, after Injection hold pressure, punching pipe 20 can just thrust under the drive of piston 9
The connection of injecting products and injecting glue material head；After cover half 100 is molded with dynamic model 200, many thimbles 62 are worn under the drive of ejector retainner plate 61
Cross core rod 7 and injecting products are lifted off core rod 7, push rod 30 is lifted off injecting glue material head under the drive of ejector retainner plate 61 to be punched pipe 20.
The piston 9 includes the first cylinder 91 and the second cylinder 92, and the outer peripheral face of the first cylinder 91 is provided with first
Annular protrusion 911, the centre of the first cylinder 91 is provided with the first stepped central through hole 912, on the outer peripheral face of the second cylinder 92
The second annular protrusion 921 is provided with, the centre of the second cylinder 92 is provided with the second stairstepping central through hole 922, in the first stairstepping
Heart through hole 912 is provided with internal thread 913 near large aperture side, and the one end of the second cylinder 92 is provided with external screw thread 923, the second cylinder
92 one end are screwed on the first stepped central through hole 912 in the middle of the first cylinder 91, and first annular raised 911 and second ring
The outer peripheral face of shape projection 921 is engaged with the inner surface of stairstepping through hole 51 in the middle of die holder 5 jointly, punching pipe 20 one end outer surface
Shoulder 202 is provided with, the shoulder 202 of punching pipe 20 one end is enclosed within the first stepped central through hole 912 and by second
Clamped by the shoulder of one end end face of cylinder 92 and the first stepped central through hole 912.
Second cylinder 92 and the first cylinder 91 connect after first annular raised 911 and second annular protrusion 921 it
Between form one section of annular groove, to reduce displacement frictional force, first annular raised 911, the second annular protrusion 921, the first ladder
The central axis of the stairstepping central through hole 922 of shape central through hole 912 and second is overlapped, and first annular raised 911 and second
The external diameter of annular protrusion 921 is identical.
With reference to shown in Fig. 8, Figure 13, the lid 10 extends a cylindrical protrusions 101, lid 10 near the side of piston 9
Centre be provided with a through hole 102, through hole 102 runs through cylindrical protrusions 101, and the other end of the second cylinder 92 is enclosed within lid 10
On middle through hole 102.
Fig. 8 is further illustrated, and sealing ring is provided between the through hole 102 in the middle of the other end of the second cylinder 92 and lid 10
103, also be provided with sealing ring 104 between lid 10 and die holder 5, the stairstepping through hole 51 of the one end of the first cylinder 91 and die holder 5 it
Between be provided with sealing ring 105, also be provided with sealing ring 106 between the first cylinder 91 and the connecting end surface of the second cylinder 92.
The above is only one preferred embodiment of the utility model, those skilled in the art makees equivalent by claim
Change both falls within the protection domain of this case.
Claims (10)
1. a kind of automatically to cut off material head and form the injection mold of through hole, including cover half, dynamic model, cover half is provided with cover half installation
Plate, dynamic model is provided with dynamic model installing plate, it is characterised in that：Cover half installing plate is installed near the connected model frame in dynamic model side, cover half
Plate is provided with a gum-injecting port away from the centre of dynamic model side；
Dynamic model installing plate passes through multiple support blocks and connects a die holder near cover half side, equipped with top between dynamic model installing plate and die holder
Pin mechanism, ejector pin mechanism includes many thimbles of ejector retainner plate and connected ejector retainner plate, and dynamic model installing plate is provided with and promotes ejector retainner plate
Resigning hole；
Die holder is equipped with multiple sliding blocks, the shaping type of injecting products near the connected core rod in cover half side on the die holder on the outside of core rod
Chamber is at least made up of multiple sliding block medial surfaces and core rod lateral surface, and the gum-injecting port enters the shaping type by injecting glue flow passage
Chamber；
The centre of die holder is provided with single order trapezoidal hole, and stairstepping through hole is installed built with a piston, stairstepping through hole near dynamic model
Be connected a lid on the die holder of plate side, and die holder is provided with stairstepping through hole described in two oil communications, and two oil circuits alternately enter
Cause that piston moves back and forth when fuel-displaced；
A piece connected piston in punching pipe one end, is punched the other end of pipe for punching end and at the injecting glue runner, rushes
The centre of Pipe Cutting is cased with a push rod, and push rod one end is connected on the ejector retainner plate through piston and lid；
Before cover half is molded with dynamic model, punching pipe thrusts the connection of injecting products and injecting glue material head under piston driving；Cover half with it is dynamic
After mould die sinking, injecting products are lifted off core rod by many thimbles under ejector retainner plate drive through core rod, and push rod is under ejector retainner plate drive
Injecting glue material head is lifted off punching pipe.
It is 2. according to claim 1 a kind of automatically to cut off material head and form the injection mold of through hole, it is characterised in that：Institute
The push rod other end is stated to be near the punching end of punching pipe and be provided with the breach for hooking injecting glue material head.
It is 3. according to claim 1 a kind of automatically to cut off material head and form the injection mold of through hole, it is characterised in that：Institute
The punching end for stating punching pipe is provided with annular cutting edge.
It is 4. according to claim 1 a kind of automatically to cut off material head and form the injection mold of through hole, it is characterised in that：Institute
State ejector retainner plate to be formed by thimble panel and Ejector Retainer Plate are connected, many first guide pillars are provided between dynamic model installing plate and die holder, push up
Dial plate and Ejector Retainer Plate are located on many first guide pillars, equipped with multiple reseting pressuring springs between thimble panel and die holder.
It is 5. according to claim 1 a kind of automatically to cut off material head and form the injection mold of through hole, it is characterised in that：Institute
State the solid plate that is connected in model frame, solid plate side and multiple sliding block medial surfaces and core rod lateral surface collectively form product into
Type die cavity, the injecting glue runner is connected into the forming recess through solid plate.
It is 6. according to claim 5 a kind of automatically to cut off material head and form the injection mold of through hole, it is characterised in that：Institute
State equipped with three sliding blocks on the die holder on the outside of core rod, two of which sliding block is driven respectively by two oil cylinders mounted in die holder both sides,
Another sliding block is driven by a brace for connected model frame.
It is 7. according to claim 6 a kind of automatically to cut off material head and form the injection mold of through hole, it is characterised in that：Institute
The outer peripheral face for stating solid plate is provided with three locating slots, a locating piece is respectively provided with each sliding block and a locating slot matches
Close；Be connected many second guide pillars on die holder, and model frame is provided with multiple second pilot holes, and when cover half is with dynamic model matched moulds, each the
Two pilot holes are engaged with second guide pillar.
8. a kind of according to any one of claim 1 to 7 can automatically cut off material head and form the injection mold of through hole, and it is special
Levy and be：The piston includes the first cylinder and the second cylinder, and the first cylinder outer peripheral face is provided with first annular projection,
The centre of the first cylinder is provided with the first stepped central through hole, and the second cylinder outer peripheral face is provided with the second annular protrusion, the
The centre of two cylinders is provided with the second stairstepping central through hole, and the second cylindrical member at one end is screwed in first in the middle of the first cylinder
On stepped central through hole, the outer peripheral face of first annular raised and the second annular protrusion jointly with die holder in the middle of stairstepping through hole
Inner surface is engaged, and punching pipe one end outer surface is provided with shoulder, and the shoulder of punching pipe one end is enclosed within the first stairstepping
In central through hole and clamped by the shoulder of the second cylindrical member at one end end face and the first stepped central through hole.
It is 9. according to claim 8 a kind of automatically to cut off material head and form the injection mold of through hole, it is characterised in that：The
One section of annular groove is formed after two cylinders and the connection of the first cylinder between first annular raised and the second annular protrusion, the
The central axis of one annular protrusion, the second annular protrusion, the first stepped central through hole and the second stairstepping central through hole is mutual
Overlap, first annular projection is identical with the second annular protrusion external diameter.
It is 10. according to claim 8 a kind of automatically to cut off material head and form the injection mold of through hole, it is characterised in that：
The lid extends a cylindrical protrusions near piston side, and the centre of lid is provided with a through hole, and through hole runs through circular cylindrical projection
Rise, the second cylinder other end is enclosed within the through hole in the middle of lid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621279283.9U CN206186247U (en) | 2016-11-25 | 2016-11-25 | Automatic injection mold that amputate stub bar and form through -hole of ability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621279283.9U CN206186247U (en) | 2016-11-25 | 2016-11-25 | Automatic injection mold that amputate stub bar and form through -hole of ability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206186247U true CN206186247U (en) | 2017-05-24 |
Family
ID=58724945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621279283.9U Withdrawn - After Issue CN206186247U (en) | 2016-11-25 | 2016-11-25 | Automatic injection mold that amputate stub bar and form through -hole of ability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206186247U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106393590A (en) * | 2016-11-25 | 2017-02-15 | 厦门精卫模具有限公司 | Injection mold capable of automatically cutting out head materials and forming through hole |
-
2016
- 2016-11-25 CN CN201621279283.9U patent/CN206186247U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106393590A (en) * | 2016-11-25 | 2017-02-15 | 厦门精卫模具有限公司 | Injection mold capable of automatically cutting out head materials and forming through hole |
| CN106393590B (en) * | 2016-11-25 | 2019-05-03 | 厦门精卫模具有限公司 | It is a kind of to cut off automatically material head and form the injection mold of through-hole |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170524 Effective date of abandoning: 20190503 |
|
| AV01 | Patent right actively abandoned |