CN203459605U - Spherical swing apparatus used for large-scale rotary forging machine - Google Patents
Spherical swing apparatus used for large-scale rotary forging machine Download PDFInfo
- Publication number
- CN203459605U CN203459605U CN201320398731.7U CN201320398731U CN203459605U CN 203459605 U CN203459605 U CN 203459605U CN 201320398731 U CN201320398731 U CN 201320398731U CN 203459605 U CN203459605 U CN 203459605U
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- ball bowl
- rotary forging
- ball
- drift angle
- sphere
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Abstract
The utility model discloses a spherical swing apparatus used for a large-scale rotary forging machine. The spherical swing apparatus includes a fixing stand, and a driving gear case and an oil motor that are fixed to the top of the fixing stand. The driving gear case is fixedly connected with a drift angle sleeve shafting inside the fixing stand via a driving long key and a connecting disc. The center of the drift angle sleeve shafting is a swing main shaft, the lower end of the swing main shaft is provided with a ball head and a swing head, and the swing main shaft is connected in a rotary manner through cooperation of the ball head and a ball bowl. A high-molecular wearing-resistant layer is arranged on the surface of the ball bowl. The ball bowl is equipped with an oil inlet hole which is directly communicated to a contact surface between the ball head and the ball bowl from outside. The bottom of the ball bowl, along a contact loop between the ball bowl and the ball head, is fixedly connected with an oil containing device having an annular groove via screws. The beneficial effects of the spherical swing apparatus are that the drift angle sleeve shafting has a floating compensation function to enable gap automatic compensation after minimal wearing of a spherical pair; and the ball bowl is provided with the oil inlet hole serving as a forced lubrication cooling oil path, such that frictional force is substantially reduced and running reliability of a large-tonnage rotary forging machine is guaranteed.
Description
Technical field
The utility model relates to technical field of forging and pressing equipment, particularly the sphere pendulous device of the above large-scale rotary forging press of a kind of 800 tons of pressure stages.
Background technology
Rotary forging press be metal in excellent suitability for press forming technique, with partial plastic forming, replace integrally formed precision forging equipment, its plastic force only completes 1/20th to 1/5th of same component shaping power for general forging equipment.
Sphere pendulous device is that the oscillating spindle bulb of ，Gai mechanism of operating mechanism and the ball bowl of realizing beat moulding are the critical pieces that bears and transmit pendulum rolling power.In the structure of existing rotary forging press, pendulous device adopts motor to add the power transmission structure of driving gearbox, and main shaft bulb is steel part, and ball bowl is acid bronze alloy part.This friction pair is having lubricated in the situation that, and its coefficient of sliding friction is 0.1-0.15, and copper alloy is expensive, if bulb and ball bowl Contact area do not reach more than 70%, and easily accelerated wear test and damaging, maintenance cost is high.Even because contact stress is too high, produces and pull, make rotary forging press can not be for a long time, stable, work reliably, thereby limited development and the exploitation to the above large-scale rotary forging press of 800 tons of pressure stages.
Utility model content
The purpose of this utility model is for above-mentioned situation, and a kind of novel sphere pendulous device is provided, to break through the restriction to the above large-scale rotary forging press of 800 tons of pressure stages.
The purpose of this utility model realizes by following technical proposals: a kind of sphere pendulous device for large-scale rotary forging press, the driving gearbox and the oil motor that comprise holder and be fixed on its top, described driving gearbox is by driving long key to be fixedly connected with the drift angle sleeve system in holder with terminal pad, it is oscillating spindle that axial center is overlapped in described drift angle, oscillating spindle lower end is bulb and yaw, and be rotationally connected by the cooperation realization of bulb and ball bowl, one deck high molecular abrasion-proof layer is set on described ball bowl surface, and on this ball bowl, also arrange a fuel feed hole from outside the contact-making surface through to bulb and ball bowl, at ball bowl bottom, along ball bowl, by screw, be fixedly connected with the oil collector with cannelure with bulb one circle contact position.
As optimal way, described high molecular abrasion-proof layer is embedded on ball bowl.
As optimal way, described oil collector exterior bottom offers outage.
As optimal way, described oscillating spindle is Steel material, and described ball bowl is high-grade nodular cast iron, and described high molecular abrasion-proof layer is high molecular abrasion-proof material.The embedded nodular cast iron balls bowl of high molecular abrasion-proof material replaces acid bronze alloy ball bowl, can reduce manufacturing cost and maintain and replace cost.
As optimal way, as power-actuated oil motor, adopt hydraulic oil motor to drive.The mode that hydraulic oil motor drives can realize the driving of remote power.
The beneficial effects of the utility model are as follows:
1, sleeve cording in drift angle, for floating compensation function, can be realized the clearance automatic compensation after the small wearing and tearing of spherical pair;
2, fuel feed hole is set on ball bowl body as forced feed lubrication cooling oil duct, makes its coefficient of sliding friction be reduced to 0.01-0.02 from 0.1-0.15, the frictional force on friction pair contact-making surface reduces greatly, and has guaranteed large-tonnage rotary forging press reliability of operation.
Accompanying drawing explanation
Fig. 1 is axle centre section structural representation of the present utility model; Fig. 2 is front view of the present utility model.
Description of reference numerals: wherein, 1 is oil motor, 2 for driving long key, and 3 is driving gearbox, and 4 is terminal pad, and 5 is drive block, and 6 is drift angle sleeve system, and 7 is oscillating spindle, and 8 is holder, and 9 is ball bowl, and 10 is high molecular abrasion-proof layer, and 11 is oil collector, 12 is yaw.
The specific embodiment
Below in conjunction with specific embodiments and the drawings, the utility model is further described.
Embodiment: as Fig. 1, shown in 2, a kind of sphere pendulous device for large-scale rotary forging press, the driving gearbox 3 and the oil motor 1 that comprise holder 8 and be fixed on its top, described driving gearbox 3 is 6 to be fixedly connected with by driving long key 2 and terminal pad 4 and drift angle sleeve in holder 8, described drift angle sleeve is that 6 centers are oscillating spindle 7, oscillating spindle 7 lower ends are bulb and yaw 12, and be rotationally connected by the cooperation realization of bulb and ball bowl 9, described ball bowl arranges one deck high molecular abrasion-proof layer 10 on 9 surfaces, and on this ball bowl 9, also arrange a fuel feed hole 13 from outside the contact-making surface through to bulb and ball bowl 9, in ball bowl 9 bottoms, along ball bowl 9, by screw, be fixedly connected with the oil collector 11 with cannelure with bulb one circle contact position.
Described high molecular abrasion-proof layer 10 is embedded on ball bowl 9.
Described oil collector 11 exterior bottom offer outage.
Described oscillating spindle 7 is Steel material, and described ball bowl 9 is high-grade nodular cast iron, and described high molecular abrasion-proof layer 10 is high molecular abrasion-proof material.The embedded nodular cast iron balls bowl of high molecular abrasion-proof material replaces acid bronze alloy ball bowl, can reduce manufacturing cost and maintain and replace cost.
As power-actuated 1 oil motor, adopt hydraulic oil motor to drive.The mode that hydraulic oil motor drives can realize the driving of remote power.
Described oil motor 1 is bolted on driving gearbox 3; Described driving gearbox 3 is bolted on holder 8; Described holder 8 is fixed in rotary forging press frame by bolt.
The long key 2 of described driving is bolted on the output main shaft of driving gearbox 3, drives long key 2 two sides, lower end to coordinate with the keyway on terminal pad 4.
It is that 6 drift angle puts that described terminal pad 4 is bolted on drift angle sleeve, and drive block 5 two sides, upper end coordinate with the groove on terminal pad 4, and the groove that drive block 5 two sides, lower end put with drift angle coordinates.
Described drift angle sleeve is 6 to be arranged on holder 8, drift angle sleeve is 6 outer bearing cylindrical and holder 8 endoporus tight fits, drift angle sleeve is 6 inner bearing endoporus and oscillating spindle 7 cylindrical tight fits, and the bulb of oscillating spindle 7 and high molecular abrasion-proof layer 10 fit tightly;
It is on 6 that described oscillating spindle 7 cooperations are arranged on drift angle sleeve, can realize auto-compensation in the axial direction, and auto-compensation amount depends primarily on the wear extent between spherical pair.Realizing principle is: after spherical pair wearing and tearing, during loaded work piece drift angle sleeve be 6 top plane bearing by play axial float effect, oscillating spindle 7 can integral body float vertically.
Described ball bowl 9 is fixed on holder 8;
Described high molecular abrasion-proof layer 10 is embedded on ball bowl 9;
Described yaw 12 is bolted on oscillating spindle 7 bottoms;
Power transmission line during the utility model work is as follows:
Hydraulic system hydraulic energy → oil motor 1 → driving gearbox 2 → driving long key 2 → terminal pad 4 → drive block 5 → drift angle sleeve is 6 → oscillating spindle, 7 → yaw 12.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (5)
1. the sphere pendulous device for large-scale rotary forging press, the driving gearbox (3) and the oil motor (1) that comprise holder (8) and be fixed on its top, it is characterized in that: described driving gearbox (3) is fixedly connected with the drift angle sleeve system (6) in holder (8) with terminal pad (4) by the long key of driving (2), described drift angle sleeve system (6) center is oscillating spindle (7), oscillating spindle (7) lower end is bulb and yaw (12), and be rotationally connected by the cooperation realization of bulb and ball bowl (9), described ball bowl (9) arranges one deck high molecular abrasion-proof layer (10) on surface, and on this ball bowl (9), also arrange a fuel feed hole (13) from outside the contact-making surface through to bulb and ball bowl (9), in ball bowl (9) bottom, along ball bowl (9), by screw, be fixedly connected with the oil collector (11) with cannelure with bulb one circle contact position.
2. a kind of sphere pendulous device for large-scale rotary forging press according to claim 1, is characterized in that: described high molecular abrasion-proof layer (10) is embedded on ball bowl (9).
3. a kind of sphere pendulous device for large-scale rotary forging press according to claim 1, is characterized in that: described oil collector (11) exterior bottom offers outage.
4. a kind of sphere pendulous device for large-scale rotary forging press according to claim 1, it is characterized in that: described oscillating spindle (7) is Steel material, described ball bowl (9) is high-grade nodular cast iron, and described high molecular abrasion-proof layer (10) is high molecular abrasion-proof material.
5. a kind of sphere pendulous device for large-scale rotary forging press according to claim 1, is characterized in that: described oil motor (1) is hydraulic oil motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320398731.7U CN203459605U (en) | 2013-07-05 | 2013-07-05 | Spherical swing apparatus used for large-scale rotary forging machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320398731.7U CN203459605U (en) | 2013-07-05 | 2013-07-05 | Spherical swing apparatus used for large-scale rotary forging machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203459605U true CN203459605U (en) | 2014-03-05 |
Family
ID=50171988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320398731.7U Withdrawn - After Issue CN203459605U (en) | 2013-07-05 | 2013-07-05 | Spherical swing apparatus used for large-scale rotary forging machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203459605U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103317073A (en) * | 2013-07-05 | 2013-09-25 | 成都市新筑路桥机械股份有限公司 | Spherical swing device for large rotary forging press |
-
2013
- 2013-07-05 CN CN201320398731.7U patent/CN203459605U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103317073A (en) * | 2013-07-05 | 2013-09-25 | 成都市新筑路桥机械股份有限公司 | Spherical swing device for large rotary forging press |
| CN103317073B (en) * | 2013-07-05 | 2015-09-09 | 成都市新筑路桥机械股份有限公司 | A kind of sphere pendulous device for large-scale rotary forging press |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140305 Effective date of abandoning: 20150909 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140305 Effective date of abandoning: 20150909 |
|
| RGAV | Abandon patent right to avoid regrant |