CN203751142U

CN203751142U - Double-folded-edge die for stamping bearing outer ring by 180 degrees

Info

Publication number: CN203751142U
Application number: CN201420121129.3U
Authority: CN
Inventors: 顾小楠; 高建; 李国栋
Original assignee: 苏州市东吴滚针轴承有限公司
Priority date: 2014-03-18
Filing date: 2014-03-18
Publication date: 2014-08-06

Abstract

The utility model discloses a double-folded-edge die for stamping a bearing outer ring by 180 degrees. The double-folded-edge die comprises an upper die and a lower die. The upper die comprises an ejector rod, a die handle and a cushion plate, wherein the cushion plate is arranged below the die handle, the ejector rod penetrates through the die handle, an ejecting plate is arranged in the die handle, the ejecting plate is connected with the ejector rod, a beating rod is arranged below the ejecting plate, an upper punch connector is arranged below the cushion plate, a guiding sleeve fixing plate is arranged below the upper punch connector, a guiding sleeve is installed in the guiding sleeve fixing plate, an upper folded edge discharging ring is arranged in the guiding sleeve, and an upper folded edge punch is arranged in the upper punch connector. The lower die comprises a lower die base and a punch cushion plate, a lower punch connector is arranged above the punch cushion plate, a lower folded edge punch and a folded edge positioning ring are arranged above the lower punch connector, the folded edge positioning ring is connected with the lower punch connector through a movable screw, and an elastic supporting ring is arranged between the folded edge positioning ring and the lower punch connector. By means of the method, one-time double edge bending can be achieved, the number of machining processes is reduced, and labor production efficiency is improved.

Description

For the double-turnup mould of 180 ° of impulse bearing outer rings

Technical field

The utility model relates to bearing machining design field, especially relates to a kind of double-turnup mould for 180 ° of impulse bearing outer rings.

Background technology

At present, the drawn cup bearing of 180 ° of turnup structures, the flange of its bearing outer ring adopts two procedures to process respectively always, and its shortcoming is that manufacturing procedure is many, both sides are flange respectively, flange amount is inconsistent, and raceway size, outer ring width are wayward, and production efficiency is low, waste product is many, has affected product quality.

Utility model content

The technical problem that the utility model mainly solves is to provide a kind of double-turnup mould for 180 ° of impulse bearing outer rings, adopt the distortion of fairlead control external diameter, upper and lower flange drift to work simultaneously, and be provided with height limit function, make outer ring flange height size obtain reliable guarantee, reduce operation, improve production efficiency, created larger economic benefit.

For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of double-turnup mould for 180 ° of impulse bearing outer rings is provided, comprise: upper die and lower die, described patrix comprises push rod, mould handle and backing plate, described backing plate is arranged on the below of mould handle, described push rod is located in mould handle, described mould is the interior top board that is also provided with, described top board is connected with push rod, described top board below is provided with knockout rod, described backing plate below is provided with upper punch joint, described upper punch joint below is provided with fairlead fixed head, in described fairlead fixed head, fairlead is installed, in described fairlead, be provided with upper overturning discharge ring, in described upper punch joint, upper overturning drift is housed, described mould handle, backing plate, upper punch joint is fixedly connected with by screw with fairlead fixed head,

Described counterdie comprises die shoe and drift backing plate, described drift backing plate top is provided with low punch joint, described low punch joint top is provided with lower flange drift and flange locating ring, described flange locating ring is connected with low punch joint by active screw, between described flange locating ring and low punch joint, be provided with elastic support ring, described low punch joint, drift backing plate and die shoe screw are connected.

In preferred embodiment of the utility model, described elastic support ring is Compress Spring or rubber bar.

In preferred embodiment of the utility model, described upper overturning drift is provided with limited step, can make the high consistency after product flange good.

The beneficial effects of the utility model are: the utility model adopts after said structure, upper and lower plunger adaptor is worked simultaneously, flange width is unanimous between the higher and lower levels, reduce manufacturing procedure, improve labor productivity, reduce production costs, adopt alloy fairlead to guarantee that product external diameter does not swell and is out of shape, and has improved product quality.

Brief description of the drawings

Fig. 1 is the structural representation of the utility model for the double-turnup mould of 180 ° of impulse bearing outer rings.

In accompanying drawing, the mark of each parts is as follows: 1, push rod; 2, mould handle; 3, top board; 4, knockout rod; 6, backing plate; 7, upper punch joint; 8, fairlead fixed head; 9, upper overturning drift; 10, upper overturning discharge ring; 11, fairlead; 12, flange locating ring; 13, lower flange drift; 14, low punch joint; 15, drift backing plate; 16, die shoe; 18, active screw; 19, elastic support ring.

Detailed description of the invention

Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, thereby so that advantage of the present utility model and feature can be easier to be it will be appreciated by those skilled in the art that, protection domain of the present utility model is made to more explicit defining.

Refer to Fig. 1, the utility model embodiment comprises: a kind of double-turnup mould for 180 ° of impulse bearing outer rings, comprise: upper die and lower die, described patrix comprises push rod 1, mould is 2 and backing plate 6, described backing plate 6 is arranged on mould 2 below, described push rod 1 is located in mould in 2, described mould is the interior top board 3 that is also provided with, described top board 3 is connected with push rod 1, described top board 3 belows are provided with knockout rod 4, described backing plate 6 belows are provided with upper punch joint 7, described upper punch joint 7 belows are provided with fairlead fixed head 8, in described fairlead fixed head 8, fairlead 11 is installed, in described fairlead 11, be provided with upper overturning discharge ring 10, in described upper punch joint 7, upper overturning drift 9 is housed, described mould is 2, backing plate 6, upper punch joint 7 is fixedly connected with by screw 5 with fairlead fixed head 8,

Described counterdie comprises die shoe 16 and drift backing plate 15, described drift backing plate 15 tops are provided with low punch joint 14, described low punch joint 14 tops are provided with lower flange drift 13 and flange locating ring 12, described flange locating ring 12 is connected with low punch joint 14 by active screw 18, between described flange locating ring 12 and low punch joint 14, be provided with elastic support ring 19, described low punch joint 14, drift backing plate 15 and die shoe 16 screws 17 are connected.

Furtherly, described elastic support ring 19 is Compress Spring or rubber bar, and described upper overturning drift 9 is provided with limited step.

The utility model is arranged on punch press for the double-turnup mould of 180 ° of impulse bearing outer rings, treat that flange product is placed in flange locating ring 12, slider of punch is descending, fairlead fixed head 8 in patrix is located product orientation, slide block down is to bottom dead centre, and upper overturning drift 9, lower flange drift 13 and upper overturning discharge ring 10 complete the flange of product jointly, and slide block is up, lay down the product in fairlead 11 by knockout rod 4 and upper overturning discharge ring 10, complete the flange processing of product.

The foregoing is only embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or conversion of equivalent flow process that utilizes the utility model description and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.

Claims

1. the double-turnup mould for 180 ° of impulse bearing outer rings, it is characterized in that, comprise: upper die and lower die, described patrix comprises push rod, mould handle and backing plate, described backing plate is arranged on the below of mould handle, described push rod is located in mould handle, described mould is the interior top board that is also provided with, described top board is connected with push rod, described top board below is provided with knockout rod, described backing plate below is provided with upper punch joint, described upper punch joint below is provided with fairlead fixed head, in described fairlead fixed head, fairlead is installed, in described fairlead, be provided with upper overturning discharge ring, in described upper punch joint, upper overturning drift is housed, described mould handle, backing plate, upper punch joint is fixedly connected with by screw with fairlead fixed head,

2. the double-turnup mould for 180 ° of impulse bearing outer rings according to claim 1, is characterized in that: described elastic support ring is Compress Spring or rubber bar.

3. the double-turnup mould for 180 ° of impulse bearing outer rings according to claim 1, is characterized in that: described upper overturning drift is provided with limited step.