CN215746168U

CN215746168U - A transmission shaft forging and pressing device for steamer

Info

Publication number: CN215746168U
Application number: CN202121910200.2U
Authority: CN
Inventors: 孙承敏
Original assignee: Yixing Zhonghui Mould Manufacturing Co ltd
Current assignee: Yixing Zhonghui Mould Manufacturing Co ltd
Priority date: 2021-08-16
Filing date: 2021-08-16
Publication date: 2022-02-08
Anticipated expiration: 2031-08-16

Abstract

The utility model discloses a transmission shaft forging for a ship and a forging and pressing device thereof, which comprise a lower forging die and a fixed plate, wherein the bottom ends of the two sides of the lower forging die are respectively and fixedly connected with a group of fixed plates, the top end of the fixed plate is fixedly connected with a supporting rod, the top end of the lower forging die is movably connected with an upper forging die, and the bottom end of the upper forging die is movably connected with a cushion pad. This a transmission shaft forging and forging device for steamer inserts a section of thick bamboo through being provided with, when forging and pressing the forging body, the pneumatic cylinder that starts the top passes through the last forging die that the drive telescopic link drove the bottom and descends, the lagging of going up the forging die both sides cup joints the external motion at the bracing piece, the bracing piece is spacing to last forging die through the lagging, and the inserted bar of going up forging die top is at the internal motion who inserts a section of thick bamboo, it is spacing to last forging die through the inserted bar to insert a section of thick bamboo, it moves on same perpendicular to guarantee to go up the forging die, the solution is when forging and pressing, the problem of the wrong phenomenon appears in the forging overall dimension easily appears.

Description

A transmission shaft forging and pressing device for steamer

Technical Field

The utility model relates to the technical field of processing of transmission shaft forgings, in particular to a transmission shaft forging for a ship and a forging and pressing device thereof.

Background

The transmission shaft of steamer is the connecting piece that is used for connecting actuating mechanism and screw, it is generally integrative forging and pressing shaping to have high stability and high strength in order to guarantee it, but present transmission shaft forging and forging device that is used for the steamer still have some defects when adding man-hour discovery, when the forging and pressing, the precision can not be guaranteed, the phenomenon of mistake appears in the forging overall dimension easily appears, and the vibration that continuous forging and pressing caused can lead to the fact the damage to the device is whole, it is comparatively troublesome when taking out the forging after the shaping, so need a neotype transmission shaft forging and pressing device that are used for the steamer now to solve current defect.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a transmission shaft forging for a ship and a forging device thereof, and aims to solve the problems that the precision cannot be ensured and the appearance size of the forging is easy to be wrong during forging in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a transmission shaft forge piece for a steamship and a forging device thereof comprise a lower forging die and a fixed plate, wherein the bottom ends of two sides of the lower forging die are respectively and fixedly connected with a group of fixed plates, the top end of each fixed plate is fixedly connected with a supporting rod, the top end of the lower forging die is movably connected with an upper forging die, the bottom end of the upper forging die is movably connected with a cushion pad, a movable groove is formed in the lower forging die, and a forge piece body is movably connected in the lower forging die;

the top fixedly connected with roof of bracing piece, the top fixedly connected with pneumatic cylinder of roof, the bottom fixedly connected with drive telescopic link of pneumatic cylinder, drive telescopic link runs through the roof and extends to the bottom and the last forging die fixed connection of roof.

Preferably, the bottom ends of the two sides of the upper forging and pressing die are respectively and fixedly connected with a group of sleeve plates, the two sides of the top end of the upper forging and pressing die are respectively and fixedly connected with a group of insertion rods, the two sides of the bottom end of the top plate are respectively and fixedly connected with a group of insertion cylinders, and the insertion cylinders are movably connected with the insertion rods.

Preferably, the support rod is in sliding connection with the sleeve plate, and the diameter of the support rod is smaller than that of the inner part of the sleeve plate.

Preferably, the bottom of blotter is inlayed and is had the multiunit recess, the inside swing joint of recess has fixing bolt, the bottom of going up the forging and pressing mould is inlayed and is had the multiunit thread groove, fixing bolt runs through blotter and thread groove swing joint, the both ends and the both sides of lower forging and pressing mould are a set of mounting panel of fixedly connected with respectively, the top fixedly connected with infrared alarm of mounting panel.

Preferably, the thread grooves embedded in the bottom end of the upper forging and pressing die are arranged at equal intervals, and the grooves embedded in the bottom end of the cushion pad are arranged at equal intervals.

Preferably, the inside swing joint in activity groove has the activity plasticity board, the both sides of forging die are inlayed respectively down and are had a set of side channel, the both ends of activity plasticity board both sides bottom are a set of hinge groove of fixedly connected with respectively, the inside swing joint in hinge groove has the depression bar, the inside bottom fixedly connected with lug in side channel, activity plasticity board and forging body swing joint.

Preferably, the central line of the movable groove and the central line of the movable plastic plate are on the same vertical plane, and the height of the movable groove is smaller than that of the movable plastic plate.

Compared with the prior art, the utility model has the beneficial effects that: the transmission shaft forging for the steamship and the forging and pressing device thereof not only realize the improvement of forging and pressing precision, the reduction of damage of forging and pressing on the device, but also realize the convenient discharging;

(1) by arranging the inserting cylinder, the inserting rod, the supporting rod and the sleeve plate, when the forging body is forged and pressed, the hydraulic cylinder at the top end is started to drive the upper forging die at the bottom end to descend by driving the telescopic rod, the sleeve plates on two sides of the upper forging die are sleeved on the outer portion of the supporting rod, the supporting rod limits the upper forging die through the sleeve plates, the inserting rod at the top end of the upper forging die moves in the inserting cylinder, the inserting cylinder limits the upper forging die through the inserting rod, the upper forging die is guaranteed to move on the same vertical plane, the accuracy in forging and pressing can be improved, and the processing quality of the forging body is guaranteed;

(2) by arranging the thread groove, the fixing bolt, the mounting plate, the infrared alarm, the cushion pad and the groove, before forging and pressing, infrared rays are emitted by a plurality of groups of infrared alarms outside the lower forging die, once foreign matters are arranged around the top end of the lower forging die to block the infrared rays, the infrared alarm can give an alarm to prompt that foreign matters exist at the top end of the lower forging die, the cushion pad can be prevented from being damaged by the foreign matters after the upper forging die is descended to the top end of the lower forging die, the cushion pad can be buffered when the upper forging die and the lower forging die collide, the impact force on the upper forging die and the lower forging die is reduced, and the damage of forging and pressing work to the upper forging die and the lower forging die can be reduced;

(3) through being provided with the side slot, the activity plasticity board, the hinge groove, the lug, depression bar and activity groove, after the inside forging body shaping of forging die down, will go up the forging die and rise, push down the depression bar of both sides again, use the lug as the fulcrum, the depression bar can drive the inside activity plasticity board of activity inslot through the hinge groove and rise, can be with the inside forging body jack-up of forging die down when the activity plasticity board rises, at this moment can be very convenient derive the forging body, take out the back, the plasticity board that will move about resets, alright forge and press once more, realized can be convenient carry out the ejection of compact.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic top view of the lower forging die of the present invention;

FIG. 3 is an enlarged partial cross-sectional view taken at A in FIG. 1 according to the present invention;

fig. 4 is a side view of the movable plastic plate of the present invention.

In the figure: 1. a top plate; 2. a hydraulic cylinder; 3. driving the telescopic rod; 4. inserting a cylinder; 5. inserting a rod; 6. a support bar; 7. putting a forging and pressing die; 8. sheathing; 9. a thread groove; 10. fixing the bolt; 11. forging and pressing the lower die; 12. a fixing plate; 13. a side groove; 14. a movable plastic plate; 15. a forging body; 16. a hinge slot; 17. a bump; 18. a pressure lever; 19. a movable groove; 20. mounting a plate; 21. an infrared alarm; 22. a cushion pad; 23. and (4) a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1: referring to fig. 1-4, a transmission shaft forging for a ship and a forging device thereof include a lower forging die 11 and a fixing plate 12, wherein the bottom ends of both sides of the lower forging die 11 are respectively and fixedly connected with a set of fixing plate 12, the top end of the fixing plate 12 is fixedly connected with a support rod 6, the top end of the lower forging die 11 is movably connected with an upper forging die 7, the bottom end of the upper forging die 7 is movably connected with a cushion pad 22, a movable groove 19 is arranged inside the lower forging die 11, and a forging body 15 is movably connected inside the lower forging die 11;

the top end of the supporting rod 6 is fixedly connected with a top plate 1, the top end of the top plate 1 is fixedly connected with a hydraulic cylinder 2, the bottom end of the hydraulic cylinder 2 is fixedly connected with a driving telescopic rod 3, and the driving telescopic rod 3 penetrates through the top plate 1 and extends to the bottom end of the top plate 1 to be fixedly connected with an upper forging die 7;

the bottom ends of the two sides of the upper forging and pressing die 7 are respectively and fixedly connected with a group of sleeve plates 8, the two sides of the top end of the upper forging and pressing die 7 are respectively and fixedly connected with a group of insertion rods 5, the two sides of the bottom end of the top plate 1 are respectively and fixedly connected with a group of insertion cylinders 4, and the insertion cylinders 4 are movably connected with the insertion rods 5;

the support rod 6 is in sliding connection with the sleeve plate 8, and the diameter of the support rod 6 is smaller than that of the inner part of the sleeve plate 8;

specifically, as shown in fig. 1, when forging and pressing forging body 15, hydraulic cylinder 2 that starts the top drives last forging die 7 of bottom through drive telescopic link 3 and descends, the lagging 8 of going up forging die 7 both sides cup joints the external motion at bracing piece 6, bracing piece 6 is spacing to last forging die 7 through lagging 8, and the inserted bar 5 of going up forging die 7 top is at the internal motion of section of thick bamboo 4, section of thick bamboo 4 is spacing to last forging die 7 through inserted bar 5, it moves on same perpendicular to guarantee to go up forging die 7, realized can improve the precision when forging and pressing, guarantee forging and pressing body 15's processingquality.

Example 2: a plurality of groups of grooves 23 are embedded in the bottom end of the cushion pad 22, fixing bolts 10 are movably connected inside the grooves 23, a plurality of groups of thread grooves 9 are embedded in the bottom end of the upper forging die 7, the fixing bolts 10 penetrate through the cushion pad 22 and are movably connected with the thread grooves 9, a group of mounting plates 20 are fixedly connected to two ends and two sides of the lower forging die 11 respectively, and an infrared alarm 21 is fixedly connected to the top ends of the mounting plates 20;

the thread grooves 9 embedded at the bottom end of the upper forging and pressing die 7 are arranged at equal intervals, and the grooves 23 embedded at the bottom end of the buffer pad 22 are arranged at equal intervals;

specifically, as shown in fig. 1, 2 and 3, before forging, infrared rays are emitted from a plurality of groups of infrared alarms 21 outside the lower forging die 11, and once foreign matters are arranged around the top end of the lower forging die 11 to block the infrared rays, the infrared alarms 21 give an alarm to indicate that foreign matters exist at the top end of the lower forging die 11, the upper forging die 7 descends to the top end of the lower forging die 11, so that the cushion 22 can be prevented from being damaged by the foreign matters, the cushion 22 can be buffered when the upper forging die 7 collides with the lower forging die 11, the impact force applied to the upper forging die 7 and the lower forging die 11 is reduced, and the damage of forging operation on the upper forging die 7 and the lower forging die 11 can be reduced.

Example 3: a movable plastic plate 14 is movably connected inside the movable groove 19, a group of side grooves 13 are respectively embedded in two sides of the lower forging and pressing die 11, a group of hinge grooves 16 are respectively and fixedly connected to two ends of the bottom of two sides of the movable plastic plate 14, a pressure rod 18 is movably connected inside the hinge grooves 16, a bump 17 is fixedly connected to the bottom end inside the side groove 13, and the movable plastic plate 14 is movably connected with the forging body 15;

the central line of the movable groove 19 and the central line of the movable plastic plate 14 are on the same vertical plane, and the height of the movable groove 19 is less than that of the movable plastic plate 14;

specifically, as shown in fig. 1, fig. 2 and fig. 4, after the forging body 15 inside the lower forging die 11 is formed, the upper forging die 7 is lifted, the pressing rods 18 on both sides are pressed, the pressing rods 18 can drive the movable plastic plate 14 inside the movable groove 19 to lift through the hinge groove 16 with the convex block 17 as a fulcrum, the movable plastic plate 14 can lift up the forging body 15 inside the lower forging die 11 while lifting, at this time, the forging body 15 can be conveniently led out, and after being taken out, the movable plastic plate 14 is reset, so that forging and pressing can be performed again, and discharging can be conveniently performed.

The working principle is as follows: when the utility model is used, firstly, when forging and pressing a forging body 15, a hydraulic cylinder 2 at the top end is started to drive an upper forging die 7 at the bottom end to descend by driving a telescopic rod 3, sleeve plates 8 at two sides of the upper forging die 7 are sleeved on the outer part of a support rod 6, the support rod 6 limits the upper forging die 7 through the sleeve plates 8, an insertion rod 5 at the top end of the upper forging die 7 moves in an insertion barrel 4, the insertion barrel 4 limits the upper forging die 7 through the insertion rod 5 to ensure that the upper forging die 7 moves on the same vertical plane, a plurality of groups of infrared alarms 21 outside the lower forging die 11 emit infrared rays, once foreign matters block the infrared rays around the top end of the lower forging die 11, the infrared alarms 21 give an alarm to indicate that foreign matters exist at the top end of the lower forging die 11, after the upper forging die 7 descends to the top end of the lower forging die 11, the cushion 22 can be prevented from being damaged by the foreign matters, and the cushion 22 can cushion when the upper forging die 7 and the lower forging die 11 collide, the impact force that upper forging die 7 and lower forging die 11 received has been reduced, after the inside forging body 15 shaping of lower forging die 11, with upper forging die 7 rising, push down the depression bar 18 of both sides again, use lug 17 as the fulcrum, depression bar 18 can drive the inside movable plastic plate 14 of activity groove 19 through hinge groove 16 and rise, can jack-up the inside forging body 15 of lower forging die 11 when activity plastic plate 14 rises, at this moment can be very convenient derive forging body 15, take out the back, reset activity plastic plate 14, alright forge and press once more.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A transmission shaft forging for a ship and a forging device thereof, comprising a lower forging die (11) and a fixing plate (12), characterized in that: the bottom ends of two sides of the lower forging die (11) are respectively and fixedly connected with a group of fixing plates (12), the top end of each fixing plate (12) is fixedly connected with a supporting rod (6), the top end of the lower forging die (11) is movably connected with an upper forging die (7), the bottom end of the upper forging die (7) is movably connected with a cushion pad (22), a movable groove (19) is formed in the lower forging die (11), and a forging body (15) is movably connected in the lower forging die (11);

the top fixedly connected with roof (1) of bracing piece (6), the top fixedly connected with pneumatic cylinder (2) of roof (1), the bottom fixedly connected with drive telescopic link (3) of pneumatic cylinder (2), drive telescopic link (3) run through roof (1) and extend to the bottom and the last forging die (7) fixed connection of roof (1).

2. The forging for propeller shafts of ships and forging device thereof as recited in claim 1, wherein: the bottom ends of the two sides of the upper forging die (7) are respectively and fixedly connected with a group of sleeve plates (8), the two sides of the top end of the upper forging die (7) are respectively and fixedly connected with a group of insertion rods (5), the two sides of the bottom end of the top plate (1) are respectively and fixedly connected with a group of insertion cylinders (4), and the insertion cylinders (4) are movably connected with the insertion rods (5).

3. The forging for propeller shafts of ships and forging device thereof as recited in claim 1, wherein: the support rod (6) and the sleeve plate (8) form sliding connection, and the diameter of the support rod (6) is smaller than that of the inside of the sleeve plate (8).

4. The forging for propeller shafts of ships and forging device thereof as recited in claim 1, wherein: the bottom of blotter (22) is inlayed and is had multiunit recess (23), the inside swing joint of recess (23) has fixing bolt (10), the bottom of going up forging die (7) is inlayed and is had multiunit thread groove (9), fixing bolt (10) run through blotter (22) and thread groove (9) swing joint, the both ends and the both sides of lower forging die (11) are a set of mounting panel (20) of fixedly connected with respectively, the top fixedly connected with infrared alarm (21) of mounting panel (20).

5. The forging for propeller shafts of ships and forging device thereof as recited in claim 1, wherein: the thread grooves (9) embedded at the bottom end of the upper forging and pressing die (7) are arranged at equal intervals, and the grooves (23) embedded at the bottom end of the cushion pad (22) are arranged at equal intervals.

6. The forging for propeller shafts of ships and forging device thereof as recited in claim 1, wherein: the inside swing joint in activity groove (19) has activity plasticity board (14), inlay respectively in the both sides of forging die (11) down and have a set of side channel (13), the both ends of activity plasticity board (14) both sides bottom are a set of hinge groove (16) of fixedly connected with respectively, the inside swing joint in hinge groove (16) has depression bar (18), the inside bottom fixedly connected with lug (17) of side channel (13), activity plasticity board (14) and forging body (15) swing joint.

7. The forging for propeller shafts of ships and forging device thereof as recited in claim 1, wherein: the central line of the movable groove (19) and the central line of the movable plastic plate (14) are on the same vertical plane, and the height of the movable groove (19) is smaller than that of the movable plastic plate (14).