CN215391860U

CN215391860U - Stirring knife mold

Info

Publication number: CN215391860U
Application number: CN202120883088.1U
Authority: CN
Inventors: 刘文利; 姜兴
Original assignee: Tianjin Shengyuquan Cemented Carbide Technology Co ltd
Current assignee: Tianjin Shengyuquan Cemented Carbide Technology Co ltd
Priority date: 2021-04-27
Filing date: 2021-04-27
Publication date: 2022-01-04
Anticipated expiration: 2031-04-27

Abstract

The utility model discloses a stirring knife mold which comprises a bottom plate, wherein a base is fixedly connected to the middle of the upper end of the bottom plate, the upper end surface of a lower mold comprises a plane and an inclined plane, the plane and the inclined plane are arranged at the upper end of the lower mold in the front and back direction, a cavity is arranged in the middle of the inclined plane, an elastic piece is fixedly connected to the bottom of the cavity, a stripper plate is fixedly connected to the upper end of the elastic piece, a lifting device is arranged on a top plate, a pressure plate is arranged at the bottom end of the lifting device, and an upper mold is fixedly connected to the middle of the bottom end of the pressure plate. This kind of stir sword mould is through setting up the inclined plane on last mould to set up corresponding inclined plane at the clamp plate lower extreme, make to stir the sword at the in-process of suppression shaping, go up the perfect agreement of mould lower mould, guarantee to have the stirring sword on certain inclined plane even at the shaping in-process atress, product density keeps unanimous, in addition when the suppression finishes, under the elastic action of elastic component, takes off the flitch and upwards jacks up and stir the sword, is convenient for take off the material.

Description

Stirring knife mold

Technical Field

The utility model relates to the technical field of dies, in particular to a stirring knife die.

Background

Along with the development of the technology, the shape of the stirring knife is more and more diversified, the stirring knife needs to be pressed and formed in the production process, the upper end and the lower end of most dies on the market are planes, the products are pressed to be formed by utilizing vertical pressure, but the traditional dies cannot ensure that the stress in the pressing process is uniform, the product density is consistent, and the product quality is influenced due to the fact that the upper end and the lower end of the traditional dies are inclined planes with certain angles. To this end, we propose a stirring blade die.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a stirring blade mold, which solves the above problems of the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: a stirring cutter die comprises a bottom plate, wherein side plates are symmetrically and fixedly connected to the upper end of the bottom plate, a top plate is fixedly connected to the upper end of the side plates, a base is fixedly connected to the middle of the upper end of the bottom plate, a lower die is fixedly connected to the upper end of the lower die and comprises a plane and an inclined plane, the plane and the inclined plane are arranged at the upper end of the lower die in the front-back direction, a die cavity is arranged in the middle of the inclined plane and is L-shaped, an elastic piece is fixedly connected to the bottom of the die cavity, a stripper plate is fixedly connected to the upper end of the elastic piece and is slidably connected to the inside of the die cavity, a lifting device is arranged on the top plate, a pressing plate is arranged at the bottom end of the lifting device and is positioned between the top plate and the lower die, the bottom contour of the pressing plate is matched with the contour of the upper end face of the upper die, an upper die is fixedly connected to the middle of the bottom of the pressing plate, and is matched with the contour of the die cavity, the clamp plate is characterized in that guide devices are arranged on two sides of the clamp plate, a first guide hole and a second guide hole are formed in the upper end of the lower die, the first guide hole and the second guide hole are respectively located on a plane and an inclined plane, a first guide rod and a second guide rod are fixedly connected to the bottom end of the clamp plate, and the first guide rod and the second guide rod are arranged corresponding to the first guide hole and the second guide hole.

Preferably, the lifting device comprises an air cylinder and a piston rod, the air cylinder is fixedly connected to the upper end of the top plate, the piston rod is arranged at the bottom end of the air cylinder, and the bottom end of the piston rod penetrates through the top plate and is fixedly connected to the upper end of the pressing plate.

Preferably, the guiding device comprises a connecting rod, a guiding groove and a guiding block, the connecting rod is symmetrically and fixedly connected to two sides of the pressing plate, the guiding block is fixedly connected to the end of the connecting rod, the guiding groove is formed in one side, close to each other, of the side plate, and the guiding block is slidably connected to the guiding groove.

Preferably, the side surface of the cavity is provided with an exhaust hole.

Compared with the prior art, the utility model has the beneficial effects that: this kind of stir sword mould is through setting up the inclined plane on last mould, and set up corresponding inclined plane at the clamp plate lower extreme, make to stir the sword at the in-process of suppression shaping, it agrees with perfectly to go up mould lower mould, guarantee that the stirring sword that has certain inclined plane is even at the shaping in-process atress, product density keeps unanimous, first guiding hole in addition, second guiding hole and corresponding first guide bar and second guide bar mutually support, guarantee that the lower mould can be pegged graft into the die cavity, avoid taking place to shift and lead to the atress uneven, and the guider of clamp plate both sides can improve the stability of clamp plate in the decline in-process, further improve product quality, in addition after the suppression finishes, under the elastic action of elastic component, take off the flitch and upwards jack up the stirring sword, be convenient for take off the material.

Drawings

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

fig. 2 is a schematic perspective view of the upper and lower dies of the present invention.

In the figure: the device comprises a bottom plate 1, a side plate 2, a top plate 3, a base 4, a lower die 5, a plane 6, an inclined plane 7, a cavity 8, an elastic piece 9, a stripper plate 10, a first guide hole 11, a second guide hole 12, a pressing plate 13, an upper die 14, a first guide rod 15, a second guide rod 16, a guide device 17, a connecting rod 18, a guide groove 19, a guide block 20, a lifting device 21, an air cylinder 22 and a piston rod 23.

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. 1-2, the present invention provides a technical solution: a stirring knife mold comprises a bottom plate 1, wherein the upper end of the bottom plate 1 is symmetrically and fixedly connected with side plates 2, the upper ends of the side plates 2 are fixedly connected with a top plate 3, and the bottom plate 1, the side plates 2 and the top plate 3 form an external frame structure of the stirring knife mold;

the middle part of the upper end of the bottom plate 1 is fixedly connected with a base 4, the upper end of the base 4 is fixedly connected with a lower die 5, the upper end surface of the lower die 5 comprises a plane 6 and an inclined surface 7, the plane 6 and the inclined surface 7 are arranged at the front and back of the upper end of the lower die 5, in order to adapt to a stirring knife with an inclined surface structure, the inclined surface 7 is arranged on the upper end surface of the lower die 5, the inclined angle of the inclined surface 7 is the same as the inclined angle of the inclined surface of the stirring knife, the forming quality is ensured, and the pressing tool is prevented from sliding and shifting on the inclined surface 7 to influence the product quality when the pressing forming is carried out due to the arrangement of the plane 6;

the middle part of the inclined plane 7 is provided with a cavity 8, the cavity 8 is L-shaped, and the whole profile of the cavity 8 is designed according to the profile of the stirring knife, so that the molding quality of the stirring knife is ensured;

an elastic part 9 is fixedly connected to the bottom of the cavity 8, a stripper plate 10 is fixedly connected to the upper end of the elastic part 9, the stripper plate 10 is slidably connected into the cavity 8, when a cutter is pressed, the pressing part drives the stirring cutter to move downwards in the cavity 8, pressure is applied to the stripper plate 10, the stripper plate 10 presses the elastic part 9 to contract, after pressing and forming are completed, the pressure above the stripper plate 10 is removed, and the stripper plate 10 jacks the stirring cutter upwards under the elastic action of the elastic part 9 to realize stripping;

the lifting device 21 is arranged on the top plate 3, the pressing plate 13 is arranged at the bottom end of the lifting device 21, the pressing plate 13 is positioned between the top plate 3 and the lower die 5, the lifting devices 21 can be arranged in two groups, one group is positioned at the plane on the pressing plate 13, and the other group is positioned at the inclined plane on the pressing plate 13, so that the pressing plate 13 keeps balance in the integral lifting process, the stirring knife is uniformly stressed in the pressing process, and the product quality is improved;

the bottom contour of the pressure plate 13 is matched with the contour of the upper end surface of the lower die 5, the middle part of the bottom end of the pressure plate 13 is fixedly connected with an upper die 14, the contour of the upper die 14 is matched with the contour of the cavity 8, when the pressure plate 13 moves downwards under the action of the lifting device 21 until the upper die 14 is inserted into the cavity 8, and the lower surface of the pressure plate 13 is in seamless butt joint with the upper surface of the lower die 5;

the guide devices 17 are arranged on two sides of the pressing plate 13, and the guide devices 17 can keep the pressing plate 13 stable in the downward moving process, so that the inclination and the displacement in the moving process are avoided;

the upper end of the lower die 5 is provided with a first guide hole 11 and a second guide hole 12, the first guide hole 11 and the second guide hole 12 are respectively positioned on the plane 6 and the inclined plane 7, the bottom end of the pressing plate 13 is fixedly connected with a first guide rod 15 and a second guide rod 16, the first guide rod 15 and the second guide rod 16 are arranged corresponding to the first guide hole 11 and the second guide hole 12, in the process that the pressing plate 13 moves downwards, the first guide rod 15 and the second guide rod 16 at the bottom end of the pressing plate 13 can be respectively inserted into the corresponding first guide hole 11 and the corresponding second guide hole 12, the position of the pressing plate 13 is further limited, and the press forming quality and the stress uniformity are ensured.

When the material stripping plate pressing device is used, firstly, a stirring knife to be processed is placed in the cavity 8, the lifting device 21 is started, the pressing plate 13 moves downwards under the action of the lifting device 21, the guiding device 17 can enable the pressing plate 13 to keep stable in the downward movement process, the first guiding rod 15 and the second guiding rod 16 at the bottom end of the pressing plate 13 can be respectively inserted into the corresponding first guiding hole 11 and the second guiding hole 12, the position of the pressing plate 13 is further limited until the upper die 14 is inserted into the cavity 8, the lower surface of the pressing plate 13 is in seamless butt joint with the upper surface of the lower die 5, meanwhile, the lifting device 21 can drive the stirring knife to move downwards in the cavity 8, pressure is applied to the material stripping plate 10, the elastic piece 9 is pressed by the material stripping plate 10 to shrink, after the pressing forming is completed, the pressure above the material stripping plate 10 is removed, and the material stripping plate 10 jacks up the stirring knife under the elastic action of the elastic piece 9, so that the material stripping is realized.

Further, elevating gear 21 includes cylinder 22 and piston rod 23, and cylinder 22 fixed connection is in roof 3 upper end, and piston rod 23 sets up in cylinder 22 bottom, and piston rod 23 bottom runs through roof 3 and sets up and fixed connection in clamp plate 13 upper end, and cylinder 22 can set up two sets ofly, and cylinder 22 bottom piston rod 23 realizes clamp plate 13 in the oscilaltion of vertical direction.

Further, guider 17 includes connecting rod 18, guide way 19 and guide block 20, connecting rod 18 symmetry fixed connection is in clamp plate 13 both sides, connecting rod 18 tip fixedly connected with guide block 20, one side that curb plate 2 is close to each other is provided with guide way 19, guide block 20 sliding connection is in guide way 19, in-process that clamp plate 13 reciprocated, drive connecting rod 18 and reciprocate, guide block 20 and the guide way 19 of connecting rod 18 side mutually support, play spacing guide effect to the removal of clamp plate 13.

Furthermore, the side surface of the cavity 8 is provided with an exhaust hole, when the stirring blade moves downwards in the cavity 8, the gas pressure in the cavity 8 can prevent the stirring blade from moving, the exhaust hole can exhaust gas, the gas pressure is reduced, and the pressing and forming process is smoother.

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 stir sword mould, includes bottom plate (1), its characterized in that: the upper end of the bottom plate (1) is symmetrically and fixedly connected with side plates (2), the upper end of each side plate (2) is fixedly connected with a top plate (3), the middle part of the upper end of the bottom plate (1) is fixedly connected with a base (4), the upper end of the base (4) is fixedly connected with a lower die (5), the upper end surface of the lower die (5) comprises a plane (6) and an inclined plane (7), the front and the back of the plane (6) and the inclined plane (7) are arranged at the upper end of the lower die (5), a cavity (8) is arranged in the middle of the inclined plane (7), the cavity (8) is L-shaped, the bottom of the cavity (8) is fixedly connected with an elastic piece (9), the upper end of the elastic piece (9) is fixedly connected with a stripper plate (10), the stripper plate (10) is slidably connected in the cavity (8), a lifting device (21) is arranged on the top plate (3), and a pressing plate (13) is arranged at the bottom end of the lifting device (21), the utility model discloses a die for the drilling machine, including clamp plate (13), mould (8), guide device (17), lower mould (5), first guiding hole (11) and second guiding hole (12) are located respectively on plane (6) and inclined plane (7), clamp plate (13) bottom fixedly connected with first guiding rod (15) and second guiding rod (16), first guiding rod (15) and second guiding rod (16) correspond the setting with first guiding hole (11) and second guiding hole (12), the bottom profile of clamp plate (13) agrees with the up end profile of lower mould (5), clamp plate (13) bottom middle part fixedly connected with goes up mould (14), the profile of going up mould (14) agrees with the profile of die cavity (8), clamp plate (13) both sides are provided with guider (17), lower mould (5) upper end fixedly connected with first guiding hole (11) and second guiding rod (16).

2. The stirring blade mold according to claim 1, wherein: elevating gear (21) include cylinder (22) and piston rod (23), cylinder (22) fixed connection is in roof (3) upper end, piston rod (23) set up in cylinder (22) bottom, roof (3) setting and fixed connection are run through in piston rod (23) bottom in clamp plate (13) upper end.

3. The stirring blade mold according to claim 1, wherein: guider (17) are including connecting rod (18), guide way (19) and guide block (20), connecting rod (18) symmetry fixed connection is in clamp plate (13) both sides, connecting rod (18) tip fixedly connected with guide block (20), one side that curb plate (2) are close to each other is provided with guide way (19), guide block (20) sliding connection is in guide way (19).

4. The stirring blade mold according to claim 1, wherein: and the side surface of the cavity (8) is provided with an exhaust hole.