CN212684514U - Multi-connection die for pressing tube blank of miniature bearing retainer - Google Patents
Multi-connection die for pressing tube blank of miniature bearing retainer Download PDFInfo
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- CN212684514U CN212684514U CN202020813411.3U CN202020813411U CN212684514U CN 212684514 U CN212684514 U CN 212684514U CN 202020813411 U CN202020813411 U CN 202020813411U CN 212684514 U CN212684514 U CN 212684514U
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Abstract
The utility model discloses a suppression miniature bearing holder pipe is with many moulds that ally oneself with, including the drift, the dabber, base and a die sleeve, the die sleeve evenly is equipped with a plurality of through-holes along its length direction, each through-hole lower part all is equipped with the base, the cross section of base is ring shape, the external diameter of base and the diameter phase-match of through-hole, wear to be equipped with the dabber coaxial with the through-hole in the circular hole at base middle part, the dabber is the cylinder, the diameter of dabber and the internal diameter phase-match of base, the base top is equipped with the drift, the drift is located in the annular space between through-hole and the dabber, the inside and outside footpath size of base and drift is all unanimous, drift and dabber, the. This ally oneself with mould more and can produce a plurality of holder pipes with press cooperation single, the one end that the base was kept away from to each through-hole in the mould is equipped with the back taper guide slot, conveniently loads the great mixture of viscidity to the die cavity in, the effectual problem of loading the material difficulty of having solved.
Description
Technical Field
The utility model belongs to the technical field of bearing holder pipe preparation and specifically relates to a suppression miniature bearing holder pipe is with many moulds that ally oneself with.
Background
A bearing cage refers to a bearing component that partially encases and moves with all or part of the rolling elements to isolate them and generally also to guide them and retain them within the bearing. The cage is one of important parts constituting the bearing, and can uniformly distribute the rolling bodies, prevent the rolling bodies from falling off, guide the rolling bodies to rotate and play a role in lubrication. In the prior art, a single-connection die is used for forming the bearing retainer tube blank, namely, only one bearing retainer tube blank can be formed at one time, so that the production efficiency is low, and the production of the bearing retainer tube blank in large batch is influenced.
Polytetrafluoroethylene becomes a preferred material for manufacturing the bearing retainer due to the characteristics of low friction coefficient, high and low temperature resistance, chemical corrosion resistance and the like, but polytetrafluoroethylene mixed into a mixture has high viscosity, and has the problems of difficult filling and difficult guarantee of filler compactness.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention provides a multi-connected mold for pressing a miniature bearing holder tube blank, wherein the multi-connected mold is matched with a press machine, a plurality of holder tube blanks can be manufactured at a time, and the production efficiency is obviously improved; the one end that the base was kept away from to each through-hole in the mould that allies oneself with more is equipped with the back taper guide slot, conveniently loads the great mixture of viscidity to the die cavity in order to suppress, the effectual problem of filling the material difficulty of having solved.
The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be:
a multi-connection die for pressing a miniature bearing retainer tube blank comprises a plurality of punches, mandrels, bases and a die sleeve, wherein the number of the punches, the mandrels and the bases is consistent; the die sleeve evenly is equipped with a plurality of through-holes along its length direction, each through-hole lower part all is equipped with the base, the port department that base one end was kept away from to the through-hole is equipped with the back taper guide slot, the cross section of base is ring shape, the external diameter of base and the diameter phase-match of through-hole, wear to be equipped with the dabber coaxial with the through-hole in the circular hole at base middle part, the dabber is the cylinder, the diameter of dabber and the internal diameter phase-match of base, the base top is equipped with the drift that is used for suppressing the holder pipe, the drift is located in the annular space between through-hole and the dabber, the inside and outside footpath size of base and drift is.
Further, the number of through holes is 3, 5 or 6.
Further, the die sleeve is a cylinder.
Further, the bottom surface of the base is flush with the bottom surface of the die sleeve.
Has the advantages that:
as above, the utility model discloses a suppression miniature bearing holder pipe is with linking more mould has following beneficial effect:
1. the utility model provides a ally oneself with mould more includes a die sleeve and multiunit drift, base and dabber, can be equipped with multiunit drift, base, dabber simultaneously in the die sleeve, should ally oneself with the mould more and ally oneself with the cooperation of press, and the single can produce a plurality of holder pipes. The utility model provides a one end that the base was kept away from to each through-hole of many allies oneself with mould is equipped with the back taper guide slot, conveniently loads the great mixture of viscidity to the die cavity in order to suppress, the effectual problem of loading the material difficulty of having solved.
2. The utility model provides a many ally oneself with mould simple structure, convenient to use more, production efficiency obviously improves, and manufacturing cost reduces by a wide margin.
The present invention will be described in further detail with reference to the drawings and specific examples.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a plan view of a multiple die in example 1.
Fig. 2 is a cross-sectional view at a-a in fig. 1.
Fig. 3 is a plan view of a multiple die in example 2.
Fig. 4 is a sectional view at B-B in fig. 2.
The drawing mark comprises a die sleeve 1, a die sleeve 2, a punch 3, a mandrel 4, a base 5 and a die cavity.
Detailed Description
It should be noted that the terms "comprises" and "comprising," and any variations thereof, are intended to cover non-exclusive inclusions, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In the description of the present invention, it should be understood that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in fig. 1, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, should not be construed as limiting the scope of the present invention.
The core of the utility model is to provide a suppression miniature bearing holder pipe is with linking more moulds, should linking more moulds and press cooperation single can the shaping go out a plurality of bearing holder pipes.
It should be noted that the multi-connected mold in the present invention means that the number of the bearing holder tube blanks that can be molded by the single mold is plural.
A multi-connection die for pressing a miniature bearing retainer tube blank comprises a punch 2, a mandrel 3, a base 4 and a die sleeve 1, wherein the punch 2, the mandrel 3 and the base 4 are multiple and consistent in number; die sleeve 1 evenly is equipped with a plurality of through-holes along its length direction, each through-hole lower part all is equipped with base 4, base 4's cross section is ring shape, base 4's external diameter and the diameter phase-match of through-hole, wear to be equipped with dabber 3 coaxial with the through-hole in the circular hole at base 4 middle part, dabber 3 is the cylinder, the diameter of dabber 3 and base 4's internal diameter phase-match, base 4 top is equipped with drift 2 that is used for suppressing the holder pipe, drift 2 is located in the annular space between through-hole and the dabber 3, the inside and outside footpath size of base 4 and drift 2 is all unanimous, drift 2 and dabber 3, die sleeve 1, form between base 4 and be used for making bearing holder.
It should be noted that, the port department that the through-hole kept away from 4 one ends of base is equipped with the back taper guide slot, conveniently loads the great polytetrafluoroethylene mixture of viscidity to the die cavity 5 in order to suppress, the effectual problem of filling the material difficulty that has solved.
It should be noted that the number of the through holes is 3, 5, or 6. Of course, other numbers can be designed as desired.
The shape of the die sleeve 1 is not limited, and can be a cylinder, a cuboid, a cube and the like. Referring to fig. 1, the mold sleeve 1 is a cylinder.
In detail, the bottom surface of the base 4 is flush with the bottom surface of the die sleeve 1, and the multi-connection die can be placed on the working table surface of a press machine to press the bearing retainer tube blank.
Example 1
Referring to fig. 1-2, the triple die comprises three punches 2, three mandrels 3, three bases 4 and three die sleeves 1, wherein the number of the punches 2, the mandrels 3 and the bases 4 is the same; die sleeve 1 is the cylinder, die sleeve 1 evenly is equipped with three through-hole along its length direction, three through-hole lower part all is equipped with base 4, base 4's cross section is ring shape, base 4's external diameter and the diameter phase-match of through-hole, wear to be equipped with dabber 3 coaxial with the through-hole in the circular hole at base 4 middle part, dabber 3 is the cylinder, the diameter of dabber 3 and base 4's internal diameter phase-match, base 4 top is equipped with drift 2 that is used for suppressing the retainer pipe, drift 2 is located in the annular space between through-hole and the dabber 3, the inside and outside footpath size of base 4 and drift 2 is all unanimous, drift 2 and dabber 3, die sleeve 1, form the fashioned die cavity 5 that is used for making bearing retainer pipe between base 4, can form three die cavity 5 simultaneously in a die sleeve 1 promptly, utilize this trigeminy mould.
It should be noted that the port department that the through-hole kept away from 4 one ends of base is equipped with the back taper guide slot, conveniently loads the great polytetrafluoroethylene mixture of viscidity to the die cavity 5 in order to suppress, the effectual problem of filling the material difficulty that has solved.
In detail, the bottom surface of the base 4 is flush with the bottom surface of the die sleeve 1, and the triple die can be placed on the working table of a press machine to press the bearing retainer tube blank.
Example 2
A five-connection die for pressing a miniature bearing retainer tube blank refers to figures 3-4, and comprises five punch heads 2, a mandrel 3, a base 4 and a die sleeve 1, wherein the number of the punch heads 2, the mandrel 3 and the base 4 is the same; die sleeve 1 is the cylinder, die sleeve 1 evenly is equipped with five through-holes along its length direction, five through-hole lower parts all are equipped with base 4, base 4's cross section is ring shape, base 4's external diameter and the diameter phase-match of through-hole, wear to be equipped with dabber 3 coaxial with the through-hole in the circular hole at base 4 middle part, dabber 3 is the cylinder, the diameter of dabber 3 and base 4's internal diameter phase-match, base 4 top is equipped with drift 2 that is used for suppressing the retainer pipe, drift 2 is located in the annular space between through-hole and the dabber 3, the inside and outside footpath size of base 4 and drift 2 is all unanimous, drift 2 and dabber 3, die sleeve 1, form the fashioned die cavity 5 that is used for making bearing retainer pipe between base 4, five die cavities 5 have been formed in a die sleeve 1 promptly, utilize this quintuple.
It should be noted that, the port department that the through-hole kept away from 4 one ends of base is equipped with the back taper guide slot, conveniently loads the great polytetrafluoroethylene mixture of viscidity to the die cavity 5 in order to suppress, the effectual problem of filling the material difficulty that has solved.
In detail, the bottom surface of the base 4 is flush with the bottom surface of the die sleeve 1, and the quintuplet die can be placed on the working table surface of a press machine to press the bearing retainer tube blank.
The result of the company that the multiple dies are used for preparing the bearing retainer tube blank shows that compared with the existing die which can only press one bearing retainer tube blank at a time, the multiple dies not only improve the production efficiency by 3-4 times, but also enable the installation qualification rate of the bearing to reach more than 90% when the prepared bearing retainer tube blank is used after sintering, namely the bearing retainer tube blank prepared by the multiple dies completely meets the use requirement, and therefore the multiple dies have good popularization value.
It is right above the utility model provides a suppression miniature bearing holder pipe is with many moulds that ally oneself with, the detailed introduction has been carried out, and it is right to have used specific individual example herein the utility model discloses a principle and concrete implementation mode have been elucidated, and above-mentioned embodiment only is used for helping understanding the utility model discloses a method and core thought. It should be noted that any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention are within the scope of the present invention for those skilled in the art.
Claims (4)
1. The utility model provides a suppression miniature bearing holder pipe is with many moulds that ally oneself with which belongs to which characterized in that: the punching die comprises a plurality of punching heads (2), a mandrel (3), a base (4) and a die sleeve (1), wherein the number of the punching heads (2), the mandrel (3) and the base (4) is consistent; the die sleeve (1) is uniformly provided with a plurality of through holes along the length direction, the lower part of each through hole is provided with a base (4), the port part of one end of each through hole, which is far away from the base (4), is provided with an inverted cone-shaped guide groove, the cross section of the base (4) is in a ring shape, the outer diameter of the base (4) is matched with the diameter of the through hole, a mandrel (3) which is coaxial with the through hole is arranged in a round hole in the middle part of the base (4) in a penetrating way, the mandrel (3) is a cylinder, the diameter of the mandrel (3) is matched with the inner diameter of the base (4), a punch head (2) used for pressing the retainer tube blank is arranged above the base (4), the punch head (2) is arranged in an annular space between the through, a die cavity (5) for forming the bearing retainer tube blank is formed among the punch head (2), the mandrel (3), the die sleeve (1) and the base (4).
2. A multi-joint die for pressing a tube blank of a miniature bearing holder according to claim 1, wherein: the number of through holes is 3, 5 or 6.
3. A multi-joint die for pressing a tube blank of a miniature bearing holder according to claim 1, wherein: the die sleeve (1) is a cylinder.
4. A multi-joint die for pressing a tube blank of a miniature bearing holder according to claim 1, wherein: the bottom surface of the base (4) is flush with the bottom surface of the die sleeve (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020813411.3U CN212684514U (en) | 2020-05-15 | 2020-05-15 | Multi-connection die for pressing tube blank of miniature bearing retainer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020813411.3U CN212684514U (en) | 2020-05-15 | 2020-05-15 | Multi-connection die for pressing tube blank of miniature bearing retainer |
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| CN212684514U true CN212684514U (en) | 2021-03-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113290759A (en) * | 2021-05-18 | 2021-08-24 | 洛阳轴承研究所有限公司 | Forming method of small-size polyimide self-lubricating composite retainer material |
-
2020
- 2020-05-15 CN CN202020813411.3U patent/CN212684514U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113290759A (en) * | 2021-05-18 | 2021-08-24 | 洛阳轴承研究所有限公司 | Forming method of small-size polyimide self-lubricating composite retainer material |
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