CN215587744U

CN215587744U - Die drawing inclination-free forging device for supporting seat

Info

Publication number: CN215587744U
Application number: CN202122103806.1U
Authority: CN
Inventors: 扶香荣; 姬传堂; 俞同康
Original assignee: Nanjing Force Source Of Rail Transit Equipment Co ltd
Current assignee: Nanjing Force Source Of Rail Transit Equipment Co ltd
Priority date: 2021-09-01
Filing date: 2021-09-01
Publication date: 2022-01-21
Anticipated expiration: 2031-09-01

Abstract

The utility model discloses a die-draft-free inclination forging device for a supporting seat, which comprises a lower die base, wherein two sides of the upper surface of the lower die base are respectively and fixedly connected with the lower ends of guide rods through bolts, the upper ends of the guide rods are arranged on two sides of the lower surface of an upper fixing plate, the upper surface of the lower die base is respectively provided with a lower module and an oil cylinder, the lower module comprises a lower die fixing block and a lower die movable block, the center of the upper fixing plate is provided with a threaded hole, and the upper fixing plate is meshed with a threaded rod through the threaded hole. This supporting seat does not have draft inclination forging device, push down through last module and carry out finishing machine and press the sign, the elliptical hole is dashed out, the lower mould movable block is moved to keeping away from lower mould fixed block one side under the hydro-cylinder drives, take out the punching press work piece, avoid forging reasons such as draft, saw open the steel billet after forging, great reduction the forging throw material, through there being no draft inclination forging, great saving manufacturing cost, the cost of labor has been reduced, the utilization ratio of resource is improved, avoid the waste of resource, environmental protection more, and the output is increased.

Description

Die drawing inclination-free forging device for supporting seat

Technical Field

The utility model relates to the technical field of metal plastic deformation, in particular to a die-draft-free inclination forging device for a supporting seat.

Background

The railway wagon accessory supporting seat is a precision casting part in the past due to the characteristics of complex shape, multiple reinforcing ribs, thin product thickness and the like, but the precision casting part cannot meet related requirements due to the requirements of speed acceleration and heavy load of a wagon.

The product needs to be changed into a forged piece, the product with the weight of about 10 kilograms needs to be fed by 24 kilograms due to the complex shape of the forged piece, the forged piece is difficult to demould and the like, the product is machined to the weight of about 10 kilograms by a machining method after being forged, the product meets the use requirement, but has high cost and wastes materials, and if the drawing slope-free forging is realized, the mechanical processing can be avoided and the use requirement can be met.

The first problem to be solved is that the workpiece has no draft angle. The workpiece is difficult to demould, and the forging piece belongs to a thin piece, and the thinnest position is only 10 mm, so that the cooling speed is high, and the die cavity is difficult to fill, so that the phenomena of material shortage and the like are easily caused. Aiming at the defects, it is necessary to design a draft forging device without a support seat.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a die-draft-free inclination forging device for a supporting seat, which is characterized in that an upper module is pressed downwards to press a mark of a finishing machine, an elliptical hole is punched, after punching is completed, the upper module moves upwards, a lower die movable block moves towards one side far away from a lower die fixed block under the driving of an oil cylinder, a punching workpiece is taken out, the reasons of die-draft inclination forging and the like are avoided, a forged steel billet is sawed, the product quality is effectively improved, the production efficiency is improved, the feeding of forgings is greatly reduced, the production cost is greatly saved, the labor cost is reduced, the utilization rate of resources is improved, the waste of resources is avoided, the environment is protected, the yield is improved, and the problems in the prior art can be solved.

In order to achieve the purpose, the utility model provides the following technical scheme:

a die-draft-free inclination forging device for a supporting seat comprises a lower die base, wherein two sides of the upper surface of the lower die base are fixedly connected with the lower ends of guide rods through bolts respectively;

the lower end of the threaded rod is fixedly connected with the center of the upper surface of the upper die block, guide blocks are arranged on two sides of the upper die block respectively and are connected with the guide rods in a nested sliding mode, a flywheel component is installed at the upper end of the threaded rod and comprises a main driving wheel, a belt and a driven wheel, and a servo motor is installed on one side of the flywheel component.

Preferably, the lower die fixing block is fixed on one side of the upper surface of the lower die base, the lower surface of the oil cylinder is installed on the other side of the upper surface of the lower die base, one end of the oil cylinder is fixedly connected with the lower die movable block through a connecting bolt, and the lower die movable block is movably connected with the upper surface of the lower die base.

Preferably, the upper surfaces of the lower die fixing block and the lower die movable block are respectively provided with corresponding lower stamping grooves, and the center of the lower surface of the upper die block is provided with an upper stamping groove matched with the lower stamping grooves.

Preferably, the lower surface of the upper module is contacted with the upper surface of the lower module, the lower stamping groove and the upper stamping groove form a stamping chamber, and a stamping workpiece is arranged in the stamping chamber.

Preferably, the lower end of the servo motor is in interference fit connection with the center of the upper surface of the main driving wheel through a motor shaft, the main driving wheel and the driven wheel are sleeved with belts, and the lower end of the driven wheel is fixedly connected with the upper surface of the threaded rod through a connecting rod.

Preferably, the diameter of the main driving wheel is far smaller than that of the auxiliary driving wheel, and the diameter of the auxiliary driving wheel is far larger than that of the threaded rod.

Compared with the prior art, the utility model has the following beneficial effects:

1. this supporting seat does not have draft inclination forging device, through the lower mould movable block remove the unnecessary overlap of blank and shaping at the removal in-process, forge the rest parts of supporting seat, drive the threaded rod through servo motor and rotate, the threaded rod rotates the lift that drives the module to play the guide effect through the guide block, guarantee the accurate nature of forging and pressing, improve the quality of product.

2. This supporting seat does not have draft inclination forging device, push down through last module and carry out finishing machine and press the sign, the elliptical hole is gone out in the punching press, the back is accomplished in the punching press, go up the module and shift up, the lower mould movable block is driven down to keeping away from lower mould fixed block one side at the hydro-cylinder and is removed, take out the punching press work piece, avoid forging reasons such as draft, saw the steel billet after forging, the effectual product quality that has improved, the production efficiency is improved, great reduction the forging throw the material, through there is not draft inclination forging, great saving manufacturing cost, the cost of labor has been reduced, the utilization ratio of resource is improved, avoid the waste of resource, environmental protection more, and the yield is increased.

Drawings

FIG. 1 is a partial front elevational view of the present invention;

FIG. 2 is a front view of another embodiment of the present invention;

FIG. 3 is a side view of a partial structure of the present invention;

FIG. 4 is a top view of the lower die base of the present invention.

In the figure: 1. a lower die holder; 2. a guide bar; 3. an upper fixing plate; 4. a lower module; 41. a lower die fixing block; 42. a lower die movable block; 43. stamping a workpiece; 5. an oil cylinder; 51. a connecting bolt; 6. a threaded rod; 7. an upper module; 8. a guide block; 9. a flywheel assembly; 91. a main transmission wheel; 92. a belt; 93. a driven wheel; 94. a connecting rod; 10. a servo motor.

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.

Referring to fig. 1-4, a die-draft-free forging device for a supporting seat comprises a lower die holder 1, wherein two sides of the upper surface of the lower die holder 1 are respectively and fixedly connected with the lower ends of guide rods 2 through bolts, the upper ends of the guide rods 2 are respectively installed on two sides of the lower surface of an upper fixing plate 3, the upper surface of the lower die holder 1 is respectively provided with a lower die block 4 and an oil cylinder 5, the lower die block 4 comprises a lower die fixing block 41 and a lower die movable block 42, the lower die fixing block 41 is fixed on one side of the upper surface of the lower die holder 1, the lower surface of the oil cylinder 5 is installed on the other side of the upper surface of the lower die holder 1, one end of the oil cylinder 5 is fixedly connected with the lower die movable block 42 through a connecting bolt 51, the lower die movable block 42 is movably connected with the upper surface of the lower die holder 1, the center of the upper fixing plate 3 is provided with a threaded hole, the upper fixing plate 3 is engaged with a threaded rod 6 through the threaded hole, the lower end of the threaded rod 6 is fixedly connected with the center of the upper surface of an upper die block 7, the upper surfaces of the lower die fixing block 41 and the lower die movable block 42 are respectively provided with corresponding lower stamping lower grooves, the center of the lower surface of the upper module 7 is provided with a stamping upper groove matched with the stamping lower groove, the lower surface of the upper module 7 is contacted with the upper surface of the lower module 4, the stamping lower groove and the stamping upper groove form a stamping chamber, a stamping workpiece 43 is arranged in the stamping chamber, the lower movable block 42 is pushed by the oil cylinder 5 to move towards the lower fixed block 41, the lower movable block 42 extrudes the lower fixed block 41 to form a whole, a blank is placed into the stamping lower groove, the unnecessary overlap of the blank is cut off and formed in the moving process through the lower movable block 42, the rest part of the supporting seat is forged, the upper module 7 presses downwards to carry out a finishing machine pressing mark, an oval hole is punched, after the stamping is finished, the upper module 7 moves upwards, the lower movable block 42 is driven by the oil cylinder 5 to move towards the side far away from the lower fixed block 41, the stamping workpiece 43 is taken out, the reasons of die inclination and the like are avoided being forged, the forged billet is sawed, and the product quality is effectively improved, the production efficiency is improved, the material feeding of forgings is greatly reduced, through die draft-free forging, only 13.5 kilograms of material feeding of each product is needed, 10.3 kilograms of high-quality steel is saved for each product, 12 machining personnel are reduced, the production cost is greatly saved, the labor cost is reduced, the utilization rate of resources is improved, the resource waste is avoided, the environment is protected, the yield is improved, two sides of an upper module 7 are respectively provided with a guide block 8, the guide blocks 8 are in nested sliding connection with the guide rods 2, the upper end of a threaded rod 6 is provided with a flywheel assembly 9, the flywheel assembly 9 comprises a main driving wheel 91, a belt 92 and a driven wheel 93, one side of the flywheel assembly 9 is provided with a servo motor 10, the lower end of the servo motor 10 is in interference connection with the center of the upper surface of the main driving wheel 91 through a motor shaft, the belt 92 is sleeved outside the main driving wheel 91 and the driven wheel 93, the lower end of the driven wheel 93 is fixedly connected with the upper surface of the threaded rod 6 through a connecting rod 94, the diameter of final drive wheel 91 is far less than from drive wheel 93 diameter, and the diameter is far greater than the threaded rod 6 diameter from drive wheel 93 diameter, drives final drive wheel 91 through servo motor 10 and rotates to rotate from drive wheel 93 and drive threaded rod 6 and rotate, threaded rod 6 rotates the lift that drives module 7, and plays the guide effect through guide block 8, guarantees the accurate nature of forging and pressing, improves the quality of product.

In conclusion, the die-draft-free inclination forging device for the supporting seat has the advantages that the unnecessary burrs of a blank are cut off and formed in the moving process through the lower die movable block 42, the rest part of the supporting seat is forged, the threaded rod 6 is driven to rotate through the servo motor 10, the threaded rod 6 drives the upper die block 7 to lift up and down, the guide function is achieved through the guide block 8, the accuracy of forging and pressing is guaranteed, the quality of a product is improved, the upper die block 7 is pressed downwards to carry out marking of a finishing machine, an elliptical hole is punched out, after punching is completed, the upper die block 7 moves upwards, the lower die movable block 42 is driven by the oil cylinder 5 to move to the side far away from the lower die fixed block 41, a punching workpiece 43 is taken out, the reasons of forging die-draft and the like are avoided, steel billets after forging are sawed, the quality of the product is effectively improved, the production efficiency is greatly reduced, the feeding of forgings is greatly reduced, and only 13.5 kilograms of feeding of each product are needed through the die-draft-free inclination forging, each piece of high-quality steel is saved by 10.3 kilograms, 12 machining workers are reduced, the production cost is greatly saved, the labor cost is reduced, the utilization rate of resources is improved, the waste of the resources is avoided, the environment is protected, and the yield is improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a supporting seat does not have draft forging device, includes die holder (1), its characterized in that: two sides of the upper surface of the lower die holder (1) are fixedly connected with the lower end of the guide rod (2) through bolts respectively, the upper end of the guide rod (2) is installed on two sides of the lower surface of the upper fixing plate (3), the upper surface of the lower die holder (1) is provided with a lower module (4) and an oil cylinder (5) respectively, the lower module (4) comprises a lower die fixing block (41) and a lower die movable block (42), the center of the upper fixing plate (3) is provided with a threaded hole, and the upper fixing plate (3) is meshed with the threaded rod (6) through the threaded hole;

threaded rod (6) lower extreme and last module (7) upper surface center fixed connection go up module (7) both sides and are provided with guide block (8) respectively, and guide block (8) and guide bar (2) nested sliding connection, flywheel subassembly (9) are installed to threaded rod (6) upper end, and servo motor (10) are installed to flywheel subassembly (9) one side.

2. The draft-free forging apparatus for a supporting seat according to claim 1, wherein: the lower die fixing block (41) is fixed on one side of the upper surface of the lower die base (1), the lower surface of the oil cylinder (5) is installed on the other side of the upper surface of the lower die base (1), one end of the oil cylinder (5) is fixedly connected with the lower die movable block (42) through a connecting bolt (51), and the lower die movable block (42) is movably connected with the upper surface of the lower die base (1).

3. The draft-free forging apparatus for a supporting seat according to claim 2, wherein: the upper surfaces of the lower die fixing block (41) and the lower die movable block (42) are respectively provided with corresponding lower stamping grooves, and the center of the lower surface of the upper die block (7) is provided with an upper stamping groove matched with the lower stamping grooves.

4. The draft-free forging apparatus for a supporting seat according to claim 1, wherein: the lower surface of the upper module (7) is in contact with the upper surface of the lower module (4), the lower stamping groove and the upper stamping groove form a stamping chamber, and a stamping workpiece (43) is arranged in the stamping chamber.

5. The draft-free forging apparatus for a supporting seat according to claim 1, wherein: flywheel subassembly (9) include final drive wheel (91), belt (92) and follow drive wheel (93), and servo motor (10) lower extreme passes through the motor shaft and is connected with final drive wheel (91) upper surface center interference, and final drive wheel (91) and follow drive wheel (93) outside cover have belt (92), follow drive wheel (93) lower extreme and pass through connecting rod (94) and be connected with threaded rod (6) upper surface fixed.

6. The draft-free forging apparatus for a supporting seat according to claim 5, wherein: the diameter of the main driving wheel (91) is far smaller than that of the auxiliary driving wheel (93), and the diameter of the auxiliary driving wheel (93) is far larger than that of the threaded rod (6).