CN203526338U - Die special for inner box and outer box dual-discharging of rolling needle thrust bearing holder - Google Patents
Die special for inner box and outer box dual-discharging of rolling needle thrust bearing holder Download PDFInfo
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- CN203526338U CN203526338U CN201320591264.XU CN201320591264U CN203526338U CN 203526338 U CN203526338 U CN 203526338U CN 201320591264 U CN201320591264 U CN 201320591264U CN 203526338 U CN203526338 U CN 203526338U
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Abstract
The utility model discloses a die special for inner box and outer box dual-discharging of a rolling needle thrust bearing holder. The die comprises a stamping upper die, a bearing lower die and a material strap conveying mechanism which horizontally conveys material straps to the position between the stamping upper die and the bearing lower die. An outer box punching station, an outer box pre-cutting station, an outer box forming station and an outer box window punching station which are sequentially arranged in the conveying direction of the material straps are formed on the longitudinal inner side between the stamping upper die and the bearing lower die. An inner box punching station, an inner box window punching station, an inner box pre-cutting station and an inner box forming station which are sequentially arranged in the conveying direction of the material straps are formed on the longitudinal outer side between the stamping upper die and the bearing lower die. The die can achieve finished product processing of an inner box and an outer box of the rolling needle thrust bearing holder at the same time, the material utilization rate of the material straps and the production efficiency of the inner box and the outer box are greatly improved, and automatic attachment production of the inner box and the outer box is achieved.
Description
Technical field
The utility model relates to a kind of needle thrust bearing retainer inner and outer box pair and goes out particular manufacturing craft.
Background technology
Thrust bearing box type retainer is generally formed through assembling riveting by outer box a and inner box b, wherein, outer box a comprises the outer box body a1 of annular, in the middle of this outer box body a1, there is a centre bore---be referred to as outer box centre bore a2, the inner circle periphery He Wai garden periphery of the outer box body a1 of this annular is all shaped with axial raised round flange, and---be referred to as outer box flange a3, also offer a plurality of rounded windows spaced apart on outer box body a1---is referred to as outer box window a4; The structure of inner box b and outer box a are similar, it comprises the interior box body b1 of annular, in the middle of this interior box body b1, there is a centre bore---be referred to as inner box centre bore b2, in this annular, the inner circle periphery He Wai garden periphery of box body b1 is all shaped with axial raised round flange, and---be referred to as inner box flange b3, also offer a plurality of rounded windows spaced apart on interior box body b1---is referred to as inner box window b4.Outer box a and inner box b are different aspect size.
In traditional processing technology, outer box a need to be through cutting ring, being shaped, rushing window and split limit four procedures and make, and as Fig. 1, and this four procedure need to complete on the different mould of fourth officer.Inner box b need to be through cutting ring, rush window and shaping three process is made, and as Fig. 2, and this three process also need to complete on the different mould of three pairs.
Because the production process of traditional handicraft is various, technological process is long, and therefore existing technique exists following several large problems: be difficult to meet the requirement of finished product accuracy and the requirement of serviceability and flexibility.
1,, because of when producing inner box b, burr direction is difficult to control, and finally causes finished product flexibility bad.
2, because of outer box a and two product separate machined productions of inner box b, very material is produced in waste.
3, the flow process of existing manufacturing process is longer, and manufacturing cost is high.
4, because outer box a and inner box b need to carry out multiple tracks processing on different moulds, during production, the conversion processing between different moulds of outer box and inner box is easy to cause the dimensional discrepancy of the two to become large, and the upper burr direction of inner box b is difficult to control, cause the outer box that finally makes and the quality of inner box not to pass a test.
Utility model content
The utility model object is: for the problems referred to above, the utility model discloses a kind of needle thrust bearing retainer inner and outer box pair and goes out particular manufacturing craft, also disclose the process of utilizing this mould to produce needle thrust bearing retainer inner and outer box, this mould can complete the processing of inner box and the outer box of needle thrust bearing retainer simultaneously simultaneously.
The technical solution of the utility model is: a kind of needle thrust bearing retainer inner and outer box pair goes out particular manufacturing craft, comprise punching press patrix, pressure-bearing counterdie and to the web feed mechanism of lateral transfer material strip between described punching press patrix and pressure-bearing counterdie, it is characterized in that: the longitudinal medial between described punching press patrix and pressure-bearing counterdie is formed with to be arranged successively along the throughput direction of described material strip: outer box punching station, the pre-cut of outer box position, outer box forming station and outer box rush window station; Longitudinal outside between described punching press patrix and pressure-bearing counterdie is formed with to be arranged successively along the throughput direction of described material strip: inner box punching station, inner box rush window station, inner box pre-cut position and inner box forming station.
As preferably:
Described outer box punching station consists of the punching head resigning hole I that is vertically arranged on the punching head I of described punching press patrix bottom and is vertically arranged on described pressure-bearing counterdie top, the bottom of described punching head I is cylindrical, and described punching head resigning hole I is cylindrical hole.
The pre-cut of described outer box position consists of the pre-crop resigning hole I that is vertically arranged on the pre-crop I of described punching press patrix bottom and is vertically arranged on described pressure-bearing counterdie top, the bottom of described pre-crop I is cylindrical, and described pre-crop resigning hole I is cylindrical hole.
Described outer box forming station consists of the forming punch resigning hole I that is vertically arranged on the forming punch I of described punching press patrix bottom and is vertically arranged on described pressure-bearing counterdie top, the bottom of described forming punch I is annulus cylindricality, and described forming punch resigning hole I is annular hole.
Described outer box rush window station by a plurality of be vertically arranged on described punching press patrix bottom and ringwise spaced apart rush window head I and a plurality of be vertically arranged on described pressure-bearing counterdie top and ringwise the spaced apart window head resigning hole I of rushing form, the described bottom that rushes window head I is rectangular, and described to rush window head resigning hole I be rectangular opening.
Described inner box punching station consists of the punching head resigning hole II that is vertically arranged on the punching head II of described punching press patrix bottom and is vertically arranged on described pressure-bearing counterdie top, the bottom of described punching head II is cylindrical, and described punching head resigning hole II is cylindrical hole.
Described inner box rush window station by a plurality of be vertically arranged on described punching press patrix bottom and ringwise spaced apart rush window head II and a plurality of be vertically arranged on described pressure-bearing counterdie top and ringwise the spaced apart window head resigning hole II of rushing form, the described bottom that rushes window head II is rectangular, and described to rush window head resigning hole II be rectangular opening.
The pre-cut of described inner box position consists of the pre-crop resigning hole II that is vertically arranged on the pre-crop II of described punching press patrix bottom and is vertically arranged on described pressure-bearing counterdie top, the bottom of described pre-crop II is cylindrical, and described pre-crop resigning hole II is cylindrical hole.
Described inner box forming station consists of the forming punch resigning hole II that is vertically arranged on the forming punch II of described punching press patrix bottom and is vertically arranged on described pressure-bearing counterdie top, the bottom of described forming punch II is annulus cylindricality, and described forming punch resigning hole II is annular hole.
The bottom of described punching press patrix is provided with four locating hole drifts at the longitudinally inside and outside dual-side punching locating hole of described material strip, and the top of described pressure-bearing counterdie is provided with the alignment pin corresponding with described locating hole.
The utility model has the advantages that: the utility model, owing to only just can complete the outer box a of needle thrust bearing retainer and the processing of the finished product of inner box b with a mold simultaneously, does not therefore exist the problem of control of burr direction; During work, punching press patrix often carries out pressing action one time, all can carry out respectively different manufacturing procedures to the zones of different of material strip, has greatly improved the stock utilization of material strip and the production efficiency of inner and outer box, has realized the automation line of inner and outer box and has produced.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further described:
Fig. 1 is for making the conventional process flow figure of the outer box of needle thrust bearing retainer;
Fig. 2 is for making the conventional process flow figure of needle thrust bearing retainer inner box;
Fig. 3 is for adopting the process chart of Mold Making needle thrust bearing retainer inner box of the present utility model and outer box;
Fig. 4 is the structural representation (partial perspective) that this needle thrust bearing retainer of the utility model inner and outer box pair goes out particular manufacturing craft;
Fig. 5 be punching press patrix and pressure-bearing counterdie when matched moulds state outside the structural representation of box punching station;
Fig. 6 be punching press patrix and pressure-bearing counterdie when die opening state outside the structural representation of box punching station;
Fig. 7 is the top view of outer box punching station the latter half;
Fig. 8 be punching press patrix and pressure-bearing counterdie when matched moulds state outside the structural representation of the pre-cut of box position;
Fig. 9 be punching press patrix and pressure-bearing counterdie when die opening state outside the structural representation of the pre-cut of box position;
Figure 10 is the top view of the pre-cut of outer box position the latter half;
Figure 11 be punching press patrix and pressure-bearing counterdie when matched moulds state outside the structural representation of box forming station;
Figure 12 be punching press patrix and pressure-bearing counterdie when die opening state outside the structural representation of box forming station;
Figure 13 is the top view of outer box forming station the latter half;
Figure 14 be punching press patrix and pressure-bearing counterdie when matched moulds state outside box rush the structural representation of window station;
Figure 15 be punching press patrix and pressure-bearing counterdie when die opening state outside box rush the structural representation of window station;
Figure 16 is the top view that outer box rushes window station the latter half;
Figure 17 is the structural representation of punching press patrix and pressure-bearing counterdie inner box punching station when matched moulds state;
Figure 18 is the structural representation of punching press patrix and pressure-bearing counterdie inner box punching station when die opening state;
Figure 19 is the top view of inner box punching station the latter half;
Figure 20 is the structural representation of punching press patrix and the pressure-bearing counterdie pre-cut of inner box position when matched moulds state;
Figure 21 is the structural representation of punching press patrix and the pressure-bearing counterdie pre-cut of inner box position when die opening state;
Figure 22 is the top view of the pre-cut of inner box position the latter half;
Figure 23 is the structural representation of punching press patrix and pressure-bearing counterdie inner box forming station when matched moulds state;
Figure 24 is the structural representation of punching press patrix and pressure-bearing counterdie inner box forming station when die opening state;
Figure 25 is the top view of inner box forming station the latter half;
Figure 26 is the structural representation that punching press patrix and pressure-bearing counterdie inner box when matched moulds state rush window station;
Figure 27 is the structural representation that punching press patrix and pressure-bearing counterdie inner box when die opening state rush window station;
Figure 28 is the top view that inner box rushes window station the latter half;
Wherein:
The outer box of a, the outer box body of a1, the outer box centre bore of a2, the outer box flange of a3, the outer box window of a4,
B inner box, box body in b1, b2 inner box centre bore, b3 inner box flange, b4 inner box window,
1 punching press patrix, 2 pressure-bearing counterdies, 3 material strips, 4 locating holes.
11 outer box punching stations, 11-1 punching head I, 11-2 punching head resigning hole I,
The outer pre-cut of box of 12-position, the pre-crop I of 12-1, the pre-crop resigning hole of 12-2 I,
The outer box forming station of 13-, 13-1 forming punch I, 13-2 forming punch resigning hole I,
The outer box of 14-rushes window station, and 14-1 rushes window head I, and 14-2 rushes window head resigning hole I,
21-inner box punching station, 21-1 punching head II, 21-2 punching head resigning hole II,
The pre-cut of 22-inner box position, the pre-crop II of 22-1, the pre-crop resigning hole of 22-2 II,
23-inner box forming station, 23-1 forming punch II, 23-2 forming punch resigning hole II,
24-inner box rushes window station, and 24-1 rushes window head II, and 24-2 rushes window head resigning hole II.
The specific embodiment
As shown in Fig. 3～Figure 28, this needle thrust bearing retainer inner and outer box that the present embodiment provides pair goes out particular manufacturing craft, comprise punching press patrix 1, pressure-bearing counterdie 2 and to the web feed mechanism (not shown) of lateral transfer material strip 3 between described punching press patrix and pressure-bearing counterdie, in the present embodiment, the action of punching press patrix 1 and web feed mechanism is controlled by intelligence control system.
Longitudinal medial between described punching press patrix 1 and pressure-bearing counterdie 2 is formed with to be arranged successively along the throughput direction of described material strip 3: outer box punching station 11, the pre-cut of outer box position 12, outer box forming station 13 and outer box rush window station 14;
Longitudinal outside between described punching press patrix 1 and pressure-bearing counterdie 2 is formed with to be arranged successively along the throughput direction of described material strip 3: inner box punching station 21, inner box rush window station 24, the pre-cut of inner box position 22 and inner box forming station 23.
Said in the present embodiment " laterally " refers to the left and right directions that is parallel to paper in Fig. 4, and the present embodiment said " longitudinally " refers to the above-below direction that is parallel to paper in Fig. 4.
The specific constructive form of described outer box punching station 11 can be with reference to shown in Fig. 5～Fig. 7, it consists of the punching head I 11-1 and the punching head resigning hole I 11-2 of vertical setting (hole that is punching head resigning hole is axially vertical direction) at described pressure-bearing counterdie 2 tops that are vertically arranged on described punching press patrix 1 bottom, the bottom of described punching head I 11-1 is cylindrical, described punching head resigning hole I 11-2 is cylindrical hole, and the two is mutually corresponding.During work, punching press patrix 1 presses to pressure-bearing counterdie 2 downwards, and punching head I 11-1 moves down simultaneously with punching press patrix 1 and its bottom is stretched in punching head resigning hole I 11-2, thereby on plate 3, goes out a circular hole as outer box centre bore a2.
The specific constructive form of the pre-cut of described outer box position 12 can be with reference to shown in Fig. 8～Figure 10, it consists of the pre-crop resigning hole I 12-2 that is vertically arranged on the pre-crop I 12-1 of described punching press patrix 1 bottom and is vertically arranged on described pressure-bearing counterdie 2 tops, the bottom of described pre-crop I 12-1 is cylindrical, described pre-crop resigning hole I 12-2 is cylindrical hole, and the two is mutually corresponding.The aperture of pre-crop resigning hole I 12-2 is greater than the aperture of aforementioned punching head resigning hole I 11-2.During work, punching press patrix 1 presses to pressure-bearing counterdie 2 downwards, pre-crop I 12-1 moves down simultaneously with punching press patrix 1 and its bottom is stretched in pre-crop resigning hole I 12-2, thereby this outer box body a1 of outer box body a1(that goes out annular on plate 3 is still connected on material strip 3, from material strip 3, does not split away off completely).
The specific constructive form of described outer box forming station 13 can be with reference to shown in Figure 11～Figure 13, and it consists of the forming punch resigning hole I 13-2 that is vertically arranged on the forming punch I 13-1 of described punching press patrix 1 bottom and is vertically arranged on described pressure-bearing counterdie 2 tops.The bottom of described forming punch I 13-1 is annulus cylindricality, and described forming punch resigning hole I 13-2 is annular hole, and the two is mutually corresponding.During work, punching press patrix 1 presses to pressure-bearing counterdie 2 downwards, forming punch I 13-1 moves down simultaneously with punching press patrix 1 and its (being forming punch) bottom is stretched in forming punch resigning hole I 13-2, thereby inner circle periphery and circumferential periphery upper punch at aforementioned outer box body a1 are made two circular outer box flange a3(now, and this outer box body a1 splits away off completely from material strip 3).
Described outer box rushes the specific constructive form of window station 14 can be with reference to shown in Figure 14～Figure 16, it by a plurality of be vertically arranged on described punching press patrix 1 bottom rush window head I 14-1 and a plurality of window head resigning hole I 14-2 that rushes that is vertically arranged on described pressure-bearing counterdie 2 tops forms, and described a plurality of rush window head I 14-1 and rush window head resigning hole I 14-2 all spaced apart and corresponding one by one ringwise.The described bottom that rushes window head I 14-1 is rectangular, and described to rush window head resigning hole I 14-2 be rectangular opening, and the two is mutually corresponding.During work, punching press patrix 1 presses to pressure-bearing counterdie 2 downwards, rush that window head I 14-1 moves down simultaneously with punching press patrix 1 and its bottom is stretched into and rushed in window head resigning hole I 14-2, thereby make a plurality of outer box window a4 in aforementioned outer box body a1 upper punch, and obtain the finished product of outer box a.
The detailed structure of described inner box punching station 21 is similar to outer box punching station 11, specifically with reference to shown in Figure 17～Figure 19, it consists of the punching head resigning hole II 21-2 that is vertically arranged on the punching head II 21-1 of described punching press patrix 1 bottom and is vertically arranged on described pressure-bearing counterdie 2 tops.The bottom of described punching head II 21-1 is cylindrical, and described punching head resigning hole II 21-2 is cylindrical hole, and the two is mutually corresponding.During work, punching press patrix 1 presses to pressure-bearing counterdie 2 downwards, and punching head II 21-1 moves down simultaneously with punching press patrix 1 and its bottom is stretched in punching head resigning hole II 21-2, thereby on plate 3, goes out a circular hole as inner box centre bore b2.
It is similar that the detailed structure that described inner box rushes window station 24 and outer box rush window station 14, specifically with reference to shown in Figure 20～Figure 22, it by a plurality of be vertically arranged on described punching press patrix 1 bottom rush window head II 24-1 and a plurality of window head resigning hole II 24-2 that rushes that is vertically arranged on described pressure-bearing counterdie 2 tops forms, and describedly rush window head II 24-1 and to rush window head resigning hole II 24-2 all spaced apart ringwise.The described bottom that rushes window head II 24-1 is rectangular, and described to rush window head resigning hole II 24-2 be rectangular opening, and the two is mutually corresponding.During work, punching press patrix 1 presses to pressure-bearing counterdie 2 downwards, rush that window head II 24-1 moves down simultaneously with punching press patrix 1 and its bottom is stretched into and rushed in window head resigning hole II 24-2, thereby make a plurality of inner box window b4 in aforementioned inner box centre bore b2 material strip 3 upper punches around.
The detailed structure of the pre-cut of described inner box position 22 is similar to the pre-cut of outer box position 12, specifically with reference to shown in Figure 23～Figure 25, it consists of the pre-crop resigning hole II 22-2 that is vertically arranged on the pre-crop II 22-1 of described punching press patrix 1 bottom and is vertically arranged on described pressure-bearing counterdie 2 tops.The bottom of described pre-crop II 22-1 is cylindrical, and described pre-crop resigning hole II 22-2 is cylindrical hole, and the two is mutually corresponding.During work, punching press patrix 1 presses to pressure-bearing counterdie 2 downwards, pre-crop II 22-1 moves down simultaneously with punching press patrix 1 and its bottom is stretched in pre-crop resigning hole II 22-2, thereby this interior box body b1 of interior box body b1(that goes out annular on plate 3 is still connected on material strip 3, from material strip 3, does not split away off completely).
The detailed structure of described inner box forming station 23 is similar to outer box forming station 13, specifically with reference to shown in Figure 26～Figure 28, it consists of the forming punch resigning hole II 23-2 that is vertically arranged on the forming punch II 23-1 of described punching press patrix 1 bottom and is vertically arranged on described pressure-bearing counterdie 2 tops, the bottom of described forming punch II 23-1 is annulus cylindricality, described forming punch resigning hole II 23-2 is annular hole, and the two is mutually corresponding.During work, punching press patrix 1 presses to pressure-bearing counterdie 2 downwards, forming punch II 23-1 moves down simultaneously with punching press patrix 1 and its bottom is stretched in forming punch resigning hole II 23-2, thereby inner circle periphery and circumferential periphery upper punch at aforementioned interior box body b1 are made two circular outer box flange b3, thereby obtain the finished product (now, this interior box body b1 splits away off completely from material strip 3) of inner box b.
The bottom of described punching press patrix 1 is provided with four locating hole drifts, and during work, these four locating hole drifts are at longitudinally inside and outside four locating holes 4 of dual-side punching of described material strip 3.The top of described pressure-bearing counterdie 2 is provided with the alignment pin corresponding with described locating hole 4 (its length is very short, not shown).
In conjunction with shown in Fig. 3～Fig. 4, existing that the overall workflow brief introduction of the present embodiment is as follows again:
During work, web feed mechanism is laterally delivered to material strip 3 edges between punching press patrix 1 and pressure-bearing counterdie 2 from left to right, when material strip 3 just enters outer box punching station 11 between upper and lower mould and inner box punching station 21 region, material strip 3 is out of service, thereby the downward operation of punching press patrix 1 on material strip 3, processes outer box centre bore a2 simultaneously and inner box centre bore b2(also carries out the punching processing of inner and outer box simultaneously), the dual-side before and after material strip is longitudinal of the locating hole drift on the patrix of punching press simultaneously 1 is total to punching and goes out four locating holes 4, after outer box centre bore a2 and inner box centre bore b2 complete, web feed mechanism continues to drive material strip 3 along laterally operation from left to right, on material strip 3 to go out locating hole 4 corresponding with the alignment pin on pressure-bearing counterdie 2, for the location of material strip 3 on each station, thereby carry out successively preprocessing in the material strip part that is shaped with outer box centre bore a2, be shaped and process and rush window processing, also complete successively outer box body a1, the processing of outer box flange a3 and outer box window a4, the final outer box finished product being separated with material strip 3 that obtains, when material strip 3 laterally moves right to after beyond between upper and lower mould, the outer box a of finished product making just splits away off from material strip 3, thereby complete the blanking of outer box a, in the material strip part that is shaped with inner box centre bore b2, rush successively window processing, preprocessing and shaping processing, also complete successively the processing of inner box window b4, interior box body b1 and inner box flange b3, the final finished product that obtains the inner box being separated with material strip 3, when material strip 3 laterally moves right to after beyond between upper and lower mould, the finished product inner box b making just splits away off from material strip 3, thereby completes the blanking of inner box b.
Therefore owing to only just can complete the finished product processing of outer box a and inner box b with a mold simultaneously, there is not the problem of control of burr direction in the present embodiment; During work, punching press patrix 1 often carries out pressing action one time, all can carry out respectively different manufacturing procedures to the zones of different of material strip 3, has greatly improved the stock utilization of material strip 3 and the production efficiency of inner and outer box, has realized the automation line of inner and outer box and has produced.
Certainly, above-described embodiment is only explanation technical conceive of the present utility model and feature, and its object is to allow people can understand content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalent transformations of doing according to the Spirit Essence of the utility model main technical schemes or modification, within all should being encompassed in protection domain of the present utility model.
Claims (10)
1. needle thrust bearing retainer inner and outer box is two goes out a particular manufacturing craft, comprises punching press patrix (1), pressure-bearing counterdie (2) and to the web feed mechanism of lateral transfer material strip (3) between described punching press patrix and pressure-bearing counterdie, it is characterized in that:
Longitudinal medial between described punching press patrix (1) and pressure-bearing counterdie (2) is formed with to be arranged successively along the throughput direction of described material strip (3): outer box punching station (11), the pre-cut of outer box position (12), outer box forming station (13) and outer box rush window station (14);
Longitudinal outside between described punching press patrix (1) and pressure-bearing counterdie (2) is formed with to be arranged successively along the throughput direction of described material strip (3): inner box punching station (21), inner box rush window station (24), the pre-cut of inner box position (22) and inner box forming station (23).
2. needle thrust bearing retainer inner and outer box according to claim 1 pair goes out particular manufacturing craft, it is characterized in that: described outer box punching station (11) is by punching head resigning hole I (11-2) formation that is vertically arranged on the punching head I (11-1) of described punching press patrix (1) bottom and is vertically arranged on described pressure-bearing counterdie (2) top, the bottom of described punching head I (11-1) is cylindrical, and described punching head resigning hole I (11-2) is cylindrical hole.
3. needle thrust bearing retainer inner and outer box according to claim 1 pair goes out particular manufacturing craft, it is characterized in that: the pre-cut of described outer box position (12) is by pre-crop resigning hole I (12-2) formation that is vertically arranged on the pre-crop I (12-1) of described punching press patrix (1) bottom and is vertically arranged on described pressure-bearing counterdie (2) top, the bottom of described pre-crop I (12-1) is cylindrical, and described pre-crop resigning hole I (12-2) is cylindrical hole.
4. needle thrust bearing retainer inner and outer box according to claim 1 pair goes out particular manufacturing craft, it is characterized in that: described outer box forming station (13) is by forming punch resigning hole I (13-2) formation that is vertically arranged on the forming punch I (13-1) of described punching press patrix (1) bottom and is vertically arranged on described pressure-bearing counterdie (2) top, the bottom of described forming punch I (13-1) is annulus cylindricality, and described forming punch resigning hole I (13-2) is annular hole.
5. needle thrust bearing retainer inner and outer box according to claim 1 pair goes out particular manufacturing craft, it is characterized in that: described outer box rush window station (14) by a plurality of be vertically arranged on described punching press patrix (1) bottom and ringwise spaced apart rush window head I (14-1) and a plurality of be vertically arranged on described pressure-bearing counterdie (2) top and ringwise the spaced apart window head resigning hole I (14-2) of rushing form, the described bottom that rushes window head I (14-1) is rectangular, and the described window head resigning hole I (14-2) of rushing is for rectangular opening.
6. needle thrust bearing retainer inner and outer box according to claim 1 pair goes out particular manufacturing craft, it is characterized in that: described inner box punching station (21) is by punching head resigning hole II (21-2) formation that is vertically arranged on the punching head II (21-1) of described punching press patrix (1) bottom and is vertically arranged on described pressure-bearing counterdie (2) top, the bottom of described punching head II (21-1) is cylindrical, and described punching head resigning hole II (21-2) is cylindrical hole.
7. needle thrust bearing retainer inner and outer box according to claim 1 pair goes out particular manufacturing craft, it is characterized in that: described inner box rush window station (24) by a plurality of be vertically arranged on described punching press patrix (1) bottom and ringwise spaced apart rush window head II (24-1) and a plurality of be vertically arranged on described pressure-bearing counterdie (2) top and ringwise the spaced apart window head resigning hole II (24-2) of rushing form, the described bottom that rushes window head II (24-1) is rectangular, and the described window head resigning hole II (24-2) of rushing is for rectangular opening.
8. needle thrust bearing retainer inner and outer box according to claim 1 pair goes out particular manufacturing craft, it is characterized in that: the pre-cut of described inner box position (22) is by pre-crop resigning hole II (22-2) formation that is vertically arranged on the pre-crop II (22-1) of described punching press patrix (1) bottom and is vertically arranged on described pressure-bearing counterdie (2) top, the bottom of described pre-crop II (22-1) is cylindrical, and described pre-crop resigning hole II (22-2) is cylindrical hole.
9. needle thrust bearing retainer inner and outer box according to claim 1 pair goes out particular manufacturing craft, it is characterized in that: described inner box forming station (23) is by forming punch resigning hole II (23-2) formation that is vertically arranged on the forming punch II (23-1) of described punching press patrix (1) bottom and is vertically arranged on described pressure-bearing counterdie (2) top, the bottom of described forming punch II (23-1) is annulus cylindricality, and described forming punch resigning hole II (23-2) is annular hole.
10. needle thrust bearing retainer inner and outer box according to claim 1 pair goes out particular manufacturing craft, it is characterized in that: the bottom of described punching press patrix (1) is provided with four locating hole drifts at the longitudinally inside and outside dual-side punching locating hole (4) of described material strip (3), and the top of described pressure-bearing counterdie (2) is provided with the alignment pin corresponding with described locating hole (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320591264.XU CN203526338U (en) | 2013-09-25 | 2013-09-25 | Die special for inner box and outer box dual-discharging of rolling needle thrust bearing holder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320591264.XU CN203526338U (en) | 2013-09-25 | 2013-09-25 | Die special for inner box and outer box dual-discharging of rolling needle thrust bearing holder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203526338U true CN203526338U (en) | 2014-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320591264.XU Expired - Lifetime CN203526338U (en) | 2013-09-25 | 2013-09-25 | Die special for inner box and outer box dual-discharging of rolling needle thrust bearing holder |
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| CN (1) | CN203526338U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103521610A (en) * | 2013-09-25 | 2014-01-22 | 苏州轴承厂股份有限公司 | Special internal box and external box double-out die of roller pin thrust bearing holding frame and technology |
| CN106040868A (en) * | 2016-07-27 | 2016-10-26 | 武汉华夏精冲技术有限公司 | Multi-part stamping-pressing forming die |
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2013
- 2013-09-25 CN CN201320591264.XU patent/CN203526338U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103521610A (en) * | 2013-09-25 | 2014-01-22 | 苏州轴承厂股份有限公司 | Special internal box and external box double-out die of roller pin thrust bearing holding frame and technology |
| CN106040868A (en) * | 2016-07-27 | 2016-10-26 | 武汉华夏精冲技术有限公司 | Multi-part stamping-pressing forming die |
| CN106040868B (en) * | 2016-07-27 | 2018-05-01 | 武汉华夏精冲技术有限公司 | More part punching molding dies |
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