CN209141322U - Needle bearing nylon cages mold - Google Patents
Needle bearing nylon cages mold Download PDFInfo
- Publication number
- CN209141322U CN209141322U CN201821789703.7U CN201821789703U CN209141322U CN 209141322 U CN209141322 U CN 209141322U CN 201821789703 U CN201821789703 U CN 201821789703U CN 209141322 U CN209141322 U CN 209141322U
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- China
- Prior art keywords
- template
- flag
- sliding block
- plate
- cage plate
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Abstract
The utility model relates to a kind of needle bearing nylon cages molds, it is characterised in that including cover half and dynamic model, cover half includes the first template, and upper cage plate and flag are fixedly connected with the first template；Dynamic model includes bottom plate, second template passes through foot ferropexy connecting bottom board, coulisse is fixedly connected with the second template, lower cage plate is fixed at the center of coulisse, type core is fixedly connected with lower cage plate, and the coulisse of lower cage plate surrounding is equipped with several radial equally distributed sliding slots, and pull rod is slidably connected sliding slot, sliding block is separately connected pull rod, and sliding block reset spring is arranged in sliding slot and offsets with pull rod；Flag is equipped with cone machine hole, and the outer end face of sliding block is the circular conical surface to match with the cone machine hole on flag, and the circular conical surface of the cone machine hole on the outer end face and flag of sliding block offsets.The utility model is simple and compact for structure, and mould and die accuracy is high, it is ensured that the quality of product extends the service life of mold, improves production efficiency, reduces production cost.
Description
Technical field
The utility model relates to a kind of molds, more particularly, to a kind of needle bearing nylon cages mold.
Background technique
Needle roller (column) bearing as shown in Figure 3 is produced with nylon cages using injection mold, existing needle roller (column) axis
It holds with nylon cages mold as shown in Fig. 2, upper cage plate 1 ' and flag 9 ' push sliding block 8 ', sliding block 8 ' in mold clamping
It is contacted by the interior gradient step of lower template 2 ' with the gradient of 8 ' side of sliding block and generates radial pressure, to make sliding block 8 ' and type core
5 ' keep accurate fitting, it is ensured that injection-molded finished no pocket hole overlap.When die sinking, ejector retainner plate 3 ' drives mandril 4 ' to eject lower cage plate upwards
6 ', upwards, while the ejection die upward with product of sliding block 8 ', sliding block 8 ' draws band movable slider 8 ' by the oblique of inclined guide pillar 7 '
Leading makes sliding block generate lateral movement, so that sliding block 8 ' be made to be detached from product.Since structure is complicated for lower template 2 ', need to process inclined guide pillar
7 ' oblique hole is subject to processing the restriction of technique, and lower template 2 ' cannot be quenched, and hardness is low, intolerant to abrasion, causes after abrasion
Sliding block 8 ' cannot lock with type core 5 ' and generate product overlap, influence the quality of nylon cages product, and the use of mold
Service life is shorter, in addition inclined guide pillar 7 ' be easy to produce during demoulding abrasion, kill, the problems such as return has some setbacks, causes pressing mold,
Shutdown maintenance is needed, mold is even resulted in and scraps, reduces production efficiency, increases production cost.
Utility model content
The applicant is directed to above-mentioned problem, has carried out Improvement, provides a kind of needle bearing nylon cages mould
Tool, simple and compact for structure, easy to operate, mould and die accuracy is high, it is ensured that the quality of nylon cages product, extend mold uses the longevity
Life guarantees the continuity of production, improves production efficiency, reduces production cost.
In order to solve the above-mentioned technical problem, the utility model adopts the following technical solutions:
A kind of needle bearing nylon cages mold, including cover half and dynamic model, the cover half include the first template, upper set
Plate and flag are fixedly connected with first template, and the center of the flag is arranged in the upper cage plate, expect described in mouth connection
First template and the upper cage plate；The dynamic model includes bottom plate, and the second template connects the bottom plate, coulisse by foot ferropexy
It is fixedly connected with second template, lower cage plate is fixed at the center of the coulisse, and type core is fixedly connected with the lower cage plate,
The coulisse of the lower cage plate surrounding is equipped with several radial equally distributed sliding slots, perpendicular to the coulisse
Pull rod be slidably connected the sliding slot, the sliding block that the type core surrounding is arranged in is separately connected the pull rod, sliding block reset spring
It is arranged in the sliding slot and with the pull rod and offsets, one end of thimble is slidably connected second template and the lower cage plate,
The other end of the thimble is fixedly connected with ejector retainner plate, one end of sprue puller be slidably connected second template, the lower cage plate and
The type core, the other end of the sprue puller are fixedly connected with the ejector retainner plate, the both ends of ejector retainner plate return spring respectively with it is described
Second template and the ejector retainner plate offset, and the bottom plate center is equipped with liftout hole；The flag of the cover half is equipped with cone machine hole,
The outer end face of the sliding block is the circular conical surface to match with the cone machine hole on the flag, the outer end face of the sliding block with it is described
The circular conical surface of cone machine hole on flag offsets；Guide post is fixedly connected with second template and passes through the coulisse, described fixed
First template of mould is slidably connected the guide post.
The utility model has the technical effect that
A kind of needle bearing nylon cages mold disclosed by the utility model, simple and compact for structure, easy to operate, mould
It is high to have precision, it is ensured that the quality of nylon cages product extends the service life of mold, guarantees the continuity of production, improves life
Efficiency is produced, production cost is reduced.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of needle bearing nylon cages mold in the prior art.
Fig. 3 is the structural schematic diagram of needle roller (column) bearing nylon cages.
Specific embodiment
Specific embodiment of the present utility model is described in further detail with reference to the accompanying drawing.
As shown in Figure 1, the utility model includes cover half 100 and dynamic model 200, cover half 100 includes the first template 1, upper cage plate 3
And flag 4 is fixedly connected with the first template 1, upper cage plate 3 is arranged in the center of flag 4, material mouth 2 connect the first template 1 and on
Cage plate 3, material mouth 2 are connected to mold cavity.Dynamic model 200 includes bottom plate 15, and the second template 16 is fixedly connected with bottom plate by foot iron 10
15, coulisse 6 is fixedly connected with the second template 16, and lower cage plate 8 is fixed at the center of coulisse 6, and type core 20 is fixedly connected down
The coulisse 6 of cage plate 8, lower 8 surrounding of cage plate is equipped with several radial equally distributed sliding slots 5, perpendicular to coulisse 6
Pull rod 18 is slidably connected sliding slot 5, and the sliding block 19 that 20 surrounding of type core is arranged in is separately connected pull rod 18, and sliding block reset spring 7 is arranged
It offsets in sliding slot 5 and with pull rod 18, pull rod 18 is limited by bolt 17, and the setting quantity and nylon of sliding slot 5 and sliding block 19 are kept
The pocket hole number of frame product is identical.One end of thimble 14 is slidably connected the second template 16 and lower cage plate 8, and the other end of thimble 14 is solid
Surely connect ejector retainner plate 11, one end of sprue puller 13 is slidably connected the second template 16, lower cage plate 8 and type core 20, sprue puller 13 it is another
One end is fixedly connected with ejector retainner plate 11, and the both ends of ejector retainner plate return spring 12 offset with the second template 16 and ejector retainner plate 11 respectively, top
Needle plate return spring 12 is used for the reset of ejector retainner plate 11, and 15 center of bottom plate is equipped with liftout hole 21.It is set on the flag 4 of cover half 100
There is cone machine hole 41, the outer end face of sliding block 19 is the circular conical surface to match with the cone machine hole 41 on flag 4, the outer end face of sliding block 19
It offsets with the circular conical surface of the cone machine hole 41 on flag 4, in the state of molding, cone machine hole 41 on the flag 4 of cover half 100
The outer end face contact of circular conical surface and sliding block 19 simultaneously drives sliding block 19 to slide respectively inwards, fits closely sliding block 19 with type core 20,
The structure forming cavity between upper cage plate 3, lower cage plate 8, type core 20 and sliding block 19.Guide post 9 is fixedly connected with the second template 16 and passes through and slides
Frid 6, the first template 1 of cover half 100 are slidably connected guide post 9, and cover half 100 is oriented in molding and die sinking by guide post 9.
When in use, the utility model is mounted in injection molding machine, the cone in mold clamping, on the flag 4 of cover half 100
The circular conical surface in platform hole 41 and the outer end face contact of sliding block 19 generate radial pressure, and sliding block 19 slides pressed slider reset respectively inwards
Spring 7 fits closely sliding block 19 with type core 20, product can be made to be injected by material mouth 2 to cavity injection raw material at this time
Type；In die sinking, injection molding machine drives dynamic model 200 to move a certain distance, and the flag 4 of cover half 100 is detached from sliding block 19, sliding block 19 according to
It is smooth radially outward by the elastic force of sliding block reset spring 7, so that sliding block 19 is detached from product, when demoulding, the ejector beam of injection molding machine is worn
It crosses liftout hole 21 and pushes ejector retainner plate 11, ejector retainner plate 11 drives thimble 14, by thimble 14 by product ejection die type chamber, completes product
Injection moulding process.
The utility model is changed the situation that lower template cannot quench in existing mold and is mentioned using the flag 4 of quenching hardness
The wear-resisting property of the circular conical surface of cone machine hole 41 on high flag 4 extends die life, improves the precision of injecting products；Change
Now carry out the oblique ejecting mechanism of sliding block in mold, directly radially straight line is smooth using sliding block 19, improves oblique top in existing mold and causes
Product unbalance stress and the case where deform, and using the direct pushing method demoulding of thimble, improve caused by product ejection has some setbacks
Pressing mold situation, lower cage plate are changed to fixed form by original sliding type, avoid wearing, and improve mould and die accuracy.In the utility model
The key components and parts such as middle flag 4, sliding block 19 can be used die steel material, and quenching hardness is up to 60-62HRC, on flag 4
The circular conical surface of cone machine hole 41 and the outer end face of sliding block 19 can be used grinding machine mill process, further increase mould and die accuracy, more favorably
In realization production automation and batch production.
Claims (1)
1. a kind of needle bearing nylon cages mold, it is characterised in that: including cover half and dynamic model, the cover half includes first
Template, upper cage plate and flag are fixedly connected with first template, and the center of the flag is arranged in the upper cage plate, expect mouth
Connect first template and the upper cage plate；The dynamic model includes bottom plate, and the second template connects the bottom by foot ferropexy
Plate, coulisse are fixedly connected with second template, and lower cage plate is fixed at the center of the coulisse, and type core is fixedly connected with institute
Lower cage plate is stated, the coulisse of the lower cage plate surrounding is equipped with several radial equally distributed sliding slots, perpendicular to
The pull rod of the coulisse is slidably connected the sliding slot, and the sliding block that the type core surrounding is arranged in is separately connected the pull rod, sliding
Block reset spring, which is arranged in the sliding slot and with the pull rod, to offset, and one end of thimble is slidably connected second template and institute
State lower cage plate, the other end of the thimble is fixedly connected with ejector retainner plate, and one end of sprue puller is slidably connected second template, described
Lower cage plate and the type core, the other end of the sprue puller are fixedly connected with the ejector retainner plate, the both ends point of ejector retainner plate return spring
It does not offset with second template and the ejector retainner plate, the bottom plate center is equipped with liftout hole；It is set on the flag of the cover half
Have a cone machine hole, the outer end face of the sliding block is the circular conical surface to match with the cone machine hole on the flag, the sliding block it is outer
End face and the circular conical surface of the cone machine hole on the flag offset；Guide post is fixedly connected with second template and passes through the sliding slot
Plate, the first template of the cover half are slidably connected the guide post.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821789703.7U CN209141322U (en) | 2018-11-01 | 2018-11-01 | Needle bearing nylon cages mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821789703.7U CN209141322U (en) | 2018-11-01 | 2018-11-01 | Needle bearing nylon cages mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209141322U true CN209141322U (en) | 2019-07-23 |
Family
ID=67272066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821789703.7U Expired - Fee Related CN209141322U (en) | 2018-11-01 | 2018-11-01 | Needle bearing nylon cages mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209141322U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114269541A (en) * | 2019-10-08 | 2022-04-01 | 中西金属工业株式会社 | Method for manufacturing double-ring resin retainer |
-
2018
- 2018-11-01 CN CN201821789703.7U patent/CN209141322U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114269541A (en) * | 2019-10-08 | 2022-04-01 | 中西金属工业株式会社 | Method for manufacturing double-ring resin retainer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190723 Termination date: 20191101 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |