CN209095902U - A kind of stainless steel tube punching die - Google Patents
A kind of stainless steel tube punching die Download PDFInfo
- Publication number
- CN209095902U CN209095902U CN201821776885.4U CN201821776885U CN209095902U CN 209095902 U CN209095902 U CN 209095902U CN 201821776885 U CN201821776885 U CN 201821776885U CN 209095902 U CN209095902 U CN 209095902U
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- fixed
- thimble
- plate
- ejector retainner
- retainner plate
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Abstract
The utility model provides a kind of stainless steel tube punching die, including type core, multiple first ejection pilot holes are offered on the type core, the lower end of the type core offers multiple fixing grooves, ejecting mechanism is equipped in multiple fixed grooves, the ejecting mechanism includes fixed lobe, the fixed lobe is arranged in fixed groove, ejector retainner plate is equipped in the fixed lobe, the ejector retainner plate lower end is equipped with the first thimble, the upper surface of the ejector retainner plate is equipped with multiple second thimbles, the multiple second thimble is inserted into multiple first pilot holes, pass through the first thimble and the second thimble of setting, it can reduce thimble design length, improve the intensity and rigidity of thimble, prevent thimble from producing fracture phenomenon when ejecting workpiece, improve the service life of mold；Contact of multiple second thimbles with shaping workpiece increases the contact area of thimble and shaping workpiece, reduces damage or the destructive rate of shaping workpiece product, improves the quality of product processing.
Description
Technical field
The utility model relates to mould structure field, specially a kind of stainless steel tube punching die.
Background technique
The product of mold processing is often irregular shape and each part thickness of product is different, the top of existing injection mould
The thimble of device is integrated structure mostly out, and the whole range demands of thimble do long, reduces the intensity of thimble, makes
Thimble is easy to appear fracture wear phenomenon, shortens the service life of mold；If the relatively thin position of product is encountered, due to ejecting force
Excessive, thimble is in product ejection process and the contact area of thimble and product is too small, is easy to cause to damage to product or break
It is bad, influence the quality of product processing.
Utility model content
The purpose of utility model is that solve the above-mentioned problems and provides kind of a stainless steel tube punching die.
The utility model achieves the above object through the following technical schemes: a kind of stainless steel tube punching die, including it is dynamic
Template is fixed with type core on the moving template, offers multiple first ejections pilot holes on the type core, under the type core
End offers multiple fixed grooves, and ejecting mechanism is equipped in multiple fixed grooves, and the ejecting mechanism includes fixing
Protrusion, the fixed lobe are arranged in fixed groove, ejector retainner plate are equipped in the fixed lobe, the ejector retainner plate lower end is equipped with
First thimble, the upper surface of the ejector retainner plate are equipped with multiple second thimbles, the multiple second thimble insertion multiple described first
In pilot hole.
Further, the ejecting mechanism further includes guide extension bar, and guide extension bar one end is fixed on described solid
The top of fixed protrusion, the other end are connect with the ejector retainner plate, and the outside of the guide extension bar is socketed with push spring, described to push away
It send and is contacted at the top of spring and the fixed lobe, the other end is contacted with the ejector retainner plate upper surface.
Further, the fixed lobe is any one of cylinder boss type or square boss type, the fixed lobe
Bottom face offers counter sink, and dormant bolt is provided in the counter sink, and the fixed lobe is fixed on by dormant bolt
In the fixed groove, the fixed groove is matched with the type shape of the fixed lobe.
Further, the center of the fixed lobe offers ejector retainner plate pilot hole, in the ejector retainner plate pilot hole
It is plugged with ejector retainner plate, multiple second thimbles are fixed on the ejector retainner plate, the top end part of the fixed lobe offers multiple logical
Hole, multiple second thimbles pass through multiple through-holes and are inserted into multiple first ejection pilot holes.
Further, the lower surface of the moving template is fixedly connected with multiple bolsters, and each bolster is fixed at
On dynamic mould fixing plate, the dynamic mould fixing plate upper surface is equipped with pushing plate, and the pushing plate upper surface is fixed with thimble fixed plate,
Be fixed with the first thimble in the thimble fixed plate, first thimble is socketed with thimble spring, the thimble spring one end with
The following table face contact of the moving template, the other end are contacted with thimble fixed plate upper surface, and the moving template offers multiple
Second ejection pilot hole, first thimble pass through the second ejection pilot hole and connect with the center of the ejector retainner plate.
Further, the medial surface of two bolsters offers guide chute, and the two sides of the pushing plate are fixed with
Sliding shoe, the sliding shoe are arranged in the guide chute, and the bottom end of two guide chutes is fixed with damping spring.
Further, the moving template upper surface is correspondingly provided with solid plate, and it is solid that the solid plate upper surface is fixed with cover half
Fixed board is plugged with sprue bush in the cover half fixed plate, and the lower end of the sprue bush is plugged into the solid plate, the cast gate
The upper end of set is fixed in the cover half fixed plate by positioning ring.
Compared with prior art, the beneficial effects of the utility model, the thimble that the first thimble of setting is fixed on dynamic model are solid
It on fixed board, is ejected by mandril, the second thimble of setting is fixed on the ejector retainner plate of ejecting mechanism, passes through the first thimble of setting
With the second thimble, thimble design length can reduce, improve the intensity and rigidity of thimble, generate when preventing thimble from ejecting workpiece disconnected
Phenomenon is split, the service life of mold is improved；It is fixed with multiple second thimbles on the ejector retainner plate of the ejecting mechanism of setting, passes through first
Thimble applies top power to ejector retainner plate, and the second thimble can be passed through to the second ejection pilot hole and eject shaping workpiece, and multiple second
Contact of the thimble with shaping workpiece increases the contact area of thimble and shaping workpiece, reduces the damage or broken of shaping workpiece product
Bad rate improves the quality of product processing.
Detailed description of the invention
Fig. 1 is the schematic perspective view of the utility model；
Fig. 2 is structural schematic diagram of the utility model in molding；
Fig. 3 is structural schematic diagram of the utility model in die sinking；
Fig. 4 is the partial enlargement diagram of the A of the utility model；
Fig. 5 is the explosive view of the ejecting mechanism of the square boss type fixed lobe of the utility model；
Fig. 6 is the explosive view of the ejecting mechanism of the cylinder boss type fixed lobe of the utility model；
Fig. 7 is the partial enlargement diagram of the B of the utility model；
Fig. 8 is the structural schematic diagram of the type core of the utility model.
Description of symbols:
1, cover half fixed plate；2, solid plate；3, dynamic model；31, the second ejection pilot hole；4, type core；41, fixed groove；42,
First ejection pilot hole；5, bolster；51, guide chute；6, thimble fixed plate；7, dynamic mould fixing plate；8, mandril；9, pushing plate；
91, sliding shoe；10, the first thimble；11, thimble spring；12, ejecting mechanism；121, fixed lobe；121a, ejector retainner plate pilot hole；
121b, counter sink；121c, through-hole；122, ejector retainner plate；123, guide extension bar；124, push spring；125, dormant bolt；13,
Second thimble；14, shaping workpiece；15, sprue bush；16, positioning ring；17, damping spring.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-8 is please referred to, the utility model provides a kind of stainless steel tube punching die technical solution: a kind of stainless steel tube punching
Punch die, including moving template 3 are fixed with type core 4 on the moving template 3, and multiple first ejections are offered on the type core 4 and are led
To hole 42, the lower end of the type core 4 offers multiple fixed grooves 41, is equipped with ejector in multiple fixed grooves 41
Structure 12, the ejecting mechanism 12 include fixed lobe 121, and the fixed lobe 121 is arranged in fixed groove 41, the fixation
Ejector retainner plate 122 is equipped in protrusion 121,122 lower end of ejector retainner plate is equipped with the first thimble 10, the upper surface of the ejector retainner plate 122
Equipped with multiple second thimbles 13, the multiple second thimble 13 is inserted into multiple first ejection pilot holes 42.
In the present embodiment, refering to attached drawing 3,4, the ejecting mechanism 12 further includes guide extension bar 123, and the guiding is stretched
123 one end of contracting bar is fixed on the top of the fixed lobe 121, and the other end is connect with the ejector retainner plate 122, the guide extension
The outside of bar 123 is socketed with push spring 124, and the push spring 124 is contacted with the top of the fixed lobe 121, another
End is contacted with 122 upper surface of ejector retainner plate, and the guide extension bar 123 can play guiding role to ejector retainner plate 122, together
When push spring 124 can by ejector retainner plate 122 retraction when, play the role of push.
In the present embodiment, refering to attached drawing 3,5,6, it is circle that designer, which can according to need the fixed lobe 121,
Any one of column boss type or square boss type, 121 bottom face of fixed lobe offer counter sink 121b, the countersunk head
Dormant bolt 125 is provided in the 121b of hole, the fixed lobe 121 is fixed on the fixed groove 41 by dormant bolt 125
Interior, the fixed groove 41 is matched with the type shape of the fixed lobe 121, and fixed lobe 121 is fixed by dormant bolt 125
In the fixed groove 41, convenient for the disassembly installation to fixed lobe 121, it is also secured to the second top on ejector retainner plate 122
When needle 13 generates abrasion or damage, it can also be dismantled with changing, improve the working efficiency of mold.
In the present embodiment, refering to attached drawing 2,6, the center of the fixed lobe 121 offers ejector retainner plate pilot hole
It is plugged with ejector retainner plate 122 in 121a, the ejector retainner plate pilot hole 121a, multiple second thimbles are fixed on the ejector retainner plate 122
13, the top end part of the fixed lobe 121 offers multiple through-hole 121c, and multiple second thimbles 13 pass through multiple described logical
Hole 121c is inserted into multiple first ejection pilot holes 42.
The fixed lobe 121 is fixed in the fixed groove 41 by dormant bolt 125, by the ejector retainner plate
122 are plugged into the ejector retainner plate pilot hole 121a, are connected by the upper surface of guide extension bar 123 and ejector retainner plate pilot hole 121a
It connecing, fixed multiple second thimbles 13 pass through multiple through-hole 121c and are plugged into the first ejection pilot hole 42 on ejector retainner plate 122, and
Concordant with the upper surface of type core 4, the center of the lower surface of ejector retainner plate 122 is connected with the first thimble 10, the first thimble 10
Top power acts on the center of ejector retainner plate 122, and the top power for making the second thimble 13 act on shaping workpiece 14 is evenly distributed, prevents
Shaping workpiece 14 is damaged or fracture phenomena because of unbalance stress.
In the present embodiment, refering to attached drawing 1,2,3, the lower surface of the moving template 3 is fixedly connected with multiple bolsters 5, often
A bolster 5 is fixed on dynamic mould fixing plate 7, and 7 upper surface of dynamic mould fixing plate is equipped with pushing plate 9, the push
9 upper surface of plate is fixed with thimble fixed plate 6, and the first thimble 10,10 sets of first thimble are fixed in the thimble fixed plate 6
It is connected to thimble spring 11, the following table face contact of described 11 one end of thimble spring and the moving template 3, the other end and the thimble are solid
The contact of 6 upper surface of fixed board, the moving template 3 offer multiple second ejection pilot holes 31, and first thimble 10 passes through second
Ejection pilot hole 31 is connect with the center of the ejector retainner plate 122.
In the present embodiment, refering to attached drawing 2,3,7, the medial surface of two bolsters 5 offers guide chute 51, described
The two sides of pushing plate 9 are fixed with sliding shoe 91, and the sliding shoe 91 is arranged in the guide chute 51, two guiding
The bottom end of sliding slot 51 is fixed with damping spring 17, and the cooperation of the sliding shoe 91 and guide chute 51 of the setting of 9 two sides of pushing plate prevents
The run-off the straight when the driving of mandril 8 moves up and down of pushing plate 9 reduces the first thimble 10 at work because the generation of pushing plate 9 is inclined
Tiltedly, be distorted metaboly, improves the service life of the first thimble 10, damping spring 17 is played when pushing plate 9 is retracted to be subtracted
Shake and buffer function.
In the present embodiment, refering to attached drawing 1,2,3 upper surface of moving template is correspondingly provided with solid plate 2, the solid plate 2
Upper surface is fixed with cover half fixed plate 1, and sprue bush 15 is plugged in the cover half fixed plate 1, and the lower end of the sprue bush 15 is inserted
It is connected in the solid plate 2, the upper end of the sprue bush 15 is fixed in the cover half fixed plate 1 by positioning ring 16.
Working principle of the utility model is: solid plate 2 and the fastening of moving template 3 form cavity when molding, pass through sprue bush 15
Cooling and shaping will be waited in the plastic injection to cavity of melting, when die sinking, external power supply driving mandril 10 is moved up, together
When pushing plate 9 and thimble fixed plate 6 move up jointly, be fixed on multiple first thimbles 10 in thimble fixed plate 6 by the
Two ejection pilot holes 31 move up, and the ejector retainner plate 122 of the top connection of multiple first thimbles 10 moves up simultaneously, and guiding is stretched
Contracting bar 123 is shunk, and push spring 124 is compressed, and the second thimble 13 on ejector retainner plate 122 moves up simultaneously pushes up shaping workpiece 14
Out, shaped article 14 completes demoulding work, and after operator collects shaping workpiece, mandril 10 is retracted, and thimble fixed plate 6 exists
It is retracted under the restoring force of thimble spring 11, ejector retainner plate 122 is returned to home position, the second top in the restoring force of push spring 124
Needle 13 also returns to home position, and the one action of injection mold is completed.
In conclusion the utility model has the beneficial effects that setting the first thimble be fixed in the thimble fixed plate of dynamic model,
It is ejected by mandril, the second thimble of setting is fixed on the ejector retainner plate of ejecting mechanism, passes through the first thimble of setting and second
Thimble can reduce thimble design length, improve the intensity and rigidity of thimble, prevent thimble from producing fracture when ejecting workpiece existing
As improving the service life of mold；It is fixed with multiple second thimbles on the ejector retainner plate of the ejecting mechanism of setting, passes through the first thimble
Top power is applied to ejector retainner plate, the second thimble can be passed through to the second ejection pilot hole and eject shaping workpiece, multiple second thimbles
Contact with shaping workpiece increases the contact area of thimble and shaping workpiece, reduces damage or the destructive rate of shaping workpiece product,
Improve the quality of product processing；
The guide extension bar can play guiding role to ejector retainner plate, while push spring can return ejector retainner plate
When contracting, play the role of push；Fixed lobe is fixed in the fixed groove by dormant bolt, convenient for tearing open to fixed lobe
Installation is unloaded, when the second thimble being also secured on ejector retainner plate generates abrasion or damage, can also be dismantled with changing, improve mould
The working efficiency of tool；The cooperation of the sliding shoe and guide chute of the setting of pushing plate two sides, prevents pushing plate in the driving of mandril
Run-off the straight when lower mobile reduces the first thimble at work because pushing plate generates inclination, and be distorted metaboly, improves the
The service life of one thimble, damping spring play damping and buffer function when pushing plate is retracted.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the above embodiments and description only describe originals of the invention
Reason, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes and improvements
It all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appending claims and equivalents circle
It is fixed.
Claims (7)
1. a kind of stainless steel tube punching die, including moving template (3), it is fixed with type core (4) on the moving template (3), it is described
Multiple first ejections pilot hole (42) are offered on type core (4), which is characterized in that the lower end of the type core (4) offers more
A fixed groove (41), multiple fixed grooves (41) are interior to be equipped with ejecting mechanism (12), and the ejecting mechanism (12) includes
Fixed lobe (121), fixed lobe (121) setting are equipped with top in fixed groove (41) in the fixed lobe (121)
Needle plate (122), ejector retainner plate (122) lower end are equipped with the first thimble (10), and the upper surface of the ejector retainner plate (122) is equipped with multiple
Second thimble (13), the multiple multiple first ejections pilot hole (42) of second thimble (13) insertion are interior.
2. a kind of stainless steel tube punching die according to claim 1, which is characterized in that the ejecting mechanism (12) further includes
Guide extension bar (123), described guide extension bar (123) one end are fixed on the top of the fixed lobe (121), the other end with
Ejector retainner plate (122) connection, the outside of the guide extension bar (123) is socketed with push spring (124), the push spring
(124) it is contacted with the top of the fixed lobe (121), the other end is contacted with the ejector retainner plate (122) upper surface.
3. a kind of stainless steel tube punching die according to claim 2, which is characterized in that the fixed lobe (121) is circle
Any one of column boss type or square boss type, fixed lobe (121) bottom face offers counter sink (121b), described
It is provided with dormant bolt (125) in counter sink (121b), the fixed lobe (121) is fixed on institute by dormant bolt (125)
It states in fixed groove (41), the fixed groove (41) matches with the type shape of the fixed lobe (121).
4. a kind of stainless steel tube punching die according to claim 3, which is characterized in that in the fixed lobe (121)
Heart position offers ejector retainner plate pilot hole (121a), is plugged with ejector retainner plate (122) in the ejector retainner plate pilot hole (121a), described
Multiple second thimbles (13) are fixed on ejector retainner plate (122), the top end part of the fixed lobe (121) offers multiple through-holes
(121c), multiple second thimbles (13) pass through multiple through-holes (121c) and are inserted into multiple first ejection pilot holes
(42) in.
5. a kind of stainless steel tube punching die according to claim 1, which is characterized in that the lower surface of the moving template (3)
It is fixedly connected with multiple bolsters (5), each bolster (5) is fixed on dynamic mould fixing plate (7), the dynamic mould fixing plate
(7) upper surface is equipped with pushing plate (9), and pushing plate (9) upper surface is fixed with thimble fixed plate (6), the thimble fixed plate
(6) it is fixed with the first thimble (10) in, first thimble (10) is socketed with thimble spring (11), the thimble spring (11) one
The following table face contact at end and the moving template (3), the other end are contacted with thimble fixed plate (6) upper surface, the moving template
(3) offer it is multiple second ejection pilot hole (31), first thimble (10) pass through second ejection pilot hole (31) with it is described
The center of ejector retainner plate (122) connects.
6. a kind of stainless steel tube punching die according to claim 5, which is characterized in that
The medial surface of two bolsters (5) offers guide chute (51), and the two sides of the pushing plate (9) are fixed with sliding
Block (91), in the guide chute (51), the bottom end of two guide chutes (51) is fixed for sliding shoe (91) setting
There are damping spring (17).
7. a kind of stainless steel tube punching die according to claim 1, which is characterized in that moving template (3) upper surface pair
Solid plate (2) should be equipped with, solid plate (2) upper surface is fixed with cover half fixed plate (1), cover half fixed plate (1) interpolation
It is connected to sprue bush (15), the lower end of the sprue bush (15) is plugged into the solid plate (2), the upper end of the sprue bush (15)
It is fixed on the cover half fixed plate (1) by positioning ring (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821776885.4U CN209095902U (en) | 2018-10-31 | 2018-10-31 | A kind of stainless steel tube punching die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821776885.4U CN209095902U (en) | 2018-10-31 | 2018-10-31 | A kind of stainless steel tube punching die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209095902U true CN209095902U (en) | 2019-07-12 |
Family
ID=67157361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821776885.4U Active CN209095902U (en) | 2018-10-31 | 2018-10-31 | A kind of stainless steel tube punching die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209095902U (en) |
-
2018
- 2018-10-31 CN CN201821776885.4U patent/CN209095902U/en active Active
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