CN217889198U

CN217889198U - Spinning spare processing frock

Info

Publication number: CN217889198U
Application number: CN202221718471.2U
Authority: CN
Inventors: 周良杰
Original assignee: Taizhou Liangqi Machinery Co ltd
Current assignee: Taizhou Liangqi Machinery Co ltd
Priority date: 2022-07-04
Filing date: 2022-07-04
Publication date: 2022-11-25
Anticipated expiration: 2032-07-04

Abstract

The utility model discloses a spinning spare processing frock, include: the bed die sets up under the last mould, and go up mould and bed die and be inside hollow cylindric structure, still include: the spinning machine comprises a lower die, a lower die middle joint, a floating block, an inner body wheel, a top cover and a spinning piece body, wherein the lower die middle joint is embedded and sleeved inside the lower die, the floating block is further embedded and connected inside the lower die middle joint in a nested mode, the inner body wheel is embedded and installed on the outer side of the floating block, the top of the floating block is further embedded and connected with the top cover in a nested mode, and the spinning piece body is embedded and sleeved on the outer side of the inner body wheel. This spinning spare processing frock, can be high-efficient save time with plasticity steel sheet spinning-pressing one-tenth arc curved surface structure, this spinning spare processing frock simultaneously can keep closely laminating of steel sheet and spinning spare to can avoid producing crooked problem because of vibrations when making the spinning of steel sheet mould the type, and can mould the type to the inside and outside both sides face of steel sheet spinning simultaneously, thereby the availability factor of high-efficient promotion spinning frock.

Description

Spinning spare processing frock

Technical Field

The utility model relates to a spinning spare processing frock technical field specifically is a spinning spare processing frock.

Background

Metal materials such as steel sheet can exert pressure through external force and change metal materials's shape and size under plastic state, and the tradition adopts the mode of forging machine to carry out the forging hammer deformation to metal materials such as steel sheet plastic working, but forging machine use cost is higher, and machining efficiency is lower, consequently adopts spin-forming mode to the steel sheet plastic working now more.

The spinning processing is to fix the flat blank on the die of the spinning machine, and the local part of the blank is molded and deformed by matching with the spinning wheel along with the rotation of the die, and the processing tool used in the existing spinning machine can not completely contact the metal plate surface when the die and the spinning wheel in the existing used spinning equipment are operated due to different bending radians and widths of different curved surfaces when the metal plate needing spinning of a plurality of curved surfaces is processed, so that the idling problem can occur.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a spinning piece processing frock to provide original steel sheet spinning machine-shaping's frock in solving above-mentioned background art, when a plurality of arcs of spinning curve, can't fully contact with the steel sheet with the spinning wheel easily lead to the mould in the spinning-lathe, the steel sheet easily produces great shake when high-speed rotation in the spinning-lathe simultaneously, makes the not high problem of precision of steel sheet spinning plastic type.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a spinning spare processing frock, includes:

the lower die is arranged right below the upper die, and the upper die and the lower die are both of cylindrical structures with hollow interiors;

further comprising:

the lower die middle joint is embedded in the lower die, and a floating block is further embedded and connected in the lower die middle joint;

the inner body wheel is nested and installed on the outer side of the floating block, and the top of the floating block is also connected with a top cover in a chimeric way;

the spinning piece body is nested outside the inner body wheel.

The setting up of above-mentioned structure makes the steel sheet can stabilize laminating and connect on spinning workpiece tool for each layer of crooked curved surface of steel sheet can both touch the mould on the spinning frock completely and revolve the wheel, can keep the stability that the steel sheet was connected between last mould and bed die simultaneously, thereby prevent that the steel sheet from producing vibrations and the problem of rocking when rotating at a high speed in the mould, a plurality of curved surfaces are extruded to spinning simultaneously in the spinning processing frock can, have promoted steel sheet spinning processing's efficiency and quality.

Preferably, the bottom side surface of the upper die is of a downward convex inclined surface structure, the bottom side surface of the upper die is further provided with a circular ring-shaped convex structure which is shallow outside and deep inside, the steel plate of the spinning part body can be stably embedded into the upper die due to the arrangement of the structure, and loosening and vibration of the steel plate of the spinning part body can be avoided while the steel plate is formed by rotating and pressing.

Preferably, the top side of the lower die is of an upward convex inclined surface structure, the top side of the lower die is downwards sunken and provided with a cylindrical groove, the inner wall of the inner groove in the lower die is tightly attached to the outer wall of the lower die, the steel plate of the spinning part body is supported by the lower die in the lower die through the structure, the steel plate structure can keep a more stable rotating structure when being rotated and pressed, the steel plate can be firmly nested between the upper die and the lower die, and the stability of the steel plate in the die is enhanced.

Preferably, the top side surface of the lower die butt joint is of an upwards-convex inclined surface structure, the circle center of the top side surface of the lower die butt joint is downwards sunken to form a cylindrical groove, the inner wall of the groove of the lower die butt joint is in fit connection with the outer walls of the floating block and the inner body wheel, the steel plate of the spinning part body can be stably fitted and embedded at the upper surface of the lower die butt joint through the structure, meanwhile, the floating block nested in the lower die butt joint is used for controlling the inner body wheel to rotate, and spinning deformation of the inner area of the steel plate can be conveniently achieved.

Preferably, the floating spring is further nested in the center of the bottom of the floating block, the floating block is longitudinally connected inside the inner body wheel in a penetrating mode, the floating block and the inner body wheel are connected with the lower die in a rotating mode, meanwhile, the longitudinal section of the inner body wheel is of a T-shaped structure, due to the arrangement of the structure, when the floating block controls the inner body wheel to rotate at a high speed, vibration generated when the inner body wheel and the steel plate are extruded and touched can be buffered through the floating spring nested in the floating block, and therefore stability of the spinning tool in use is stably maintained.

Preferably, the bottom side surface of the top cover is not contacted with the upper surface of the inner body wheel, the top side surface of the top cover is in fit connection with the bottom side surface of the spinning part body, the top cover can stably support the top surface of the spinning part body through the structure, so that the spinning part body is kept to be firmly nested between the upper die and the lower die, and when the spinning processing tool rotates at a high speed, friction between the top cover and the inner body wheel can be avoided, and the service life of the spinning part processing tool is longer.

Compared with the prior art, the beneficial effects of the utility model are that: this spinning spare processing frock makes the steel sheet of spinning spare body when the type is moulded in the high-speed rotation in the frock, can avoid causing the crooked problem of spinning spare vibrations, can also convenient efficient carry out spinning processing to a plurality of faces of spinning spare body simultaneously to the efficiency and the quality of spinning spare processing have been promoted to the high efficiency, and its concrete content is as follows:

1. according to the spinning piece processing tool, the structures of the lower die middle joint, the inner body wheel and the top cover are arranged between the upper die and the lower die, the top of a steel plate can be pressed and molded by matching with the extrusion of the top cover through the protruding structure at the bottom of the upper die, and the lower die middle joint firmly supports the steel plate and is clamped between the upper die and the lower die, so that the inner body wheel can be matched with the upper die to spin the steel plate into a plurality of curved surfaces simultaneously, the purposes that the use efficiency of the spinning piece processing tool can be conveniently and efficiently improved, and the cost and the time required by spinning processing can be effectively saved are achieved;

2. this spinning piece processing frock connects the structure that is provided with slider, floating spring and endosome wheel in the lower mould, and it drives the endosome wheel and rotates along the inner wall of spinning piece body at a high speed through inserting the pivot pole control of slider bottom to through the inside floating spring of nested income slider shock attenuation, realize the device and can effectively alleviate the spinning piece and produce the influence of rocking because of vibrations when rotating at a high speed, can stably keep the function of the steady and the accuracy of spinning piece type of moulding.

Drawings

FIG. 1 is a schematic view of the exploded perspective structure of the present invention;

fig. 2 is a schematic diagram of a semi-sectional three-dimensional structure of the upper mold, the inner body wheel and the lower mold of the present invention;

FIG. 3 is a schematic diagram of a semi-sectional three-dimensional structure of the present invention;

FIG. 4 is a schematic perspective view of the fixture and the spinning member body of the present invention;

FIG. 5 is a schematic diagram of a semi-sectional three-dimensional structure of the floating block of the present invention;

fig. 6 is a schematic view of the three-dimensional structure of the present invention.

In the figure: 1. an upper die; 2. a lower die; 3. the lower die is connected in a middle way; 4. a slider; 5. a floating spring; 6. an endosomal wheel; 7. a top cover; 8. a spinning piece body.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a spinning spare processing frock, includes: the lower die 2 is arranged right below the upper die 1, and the upper die 1 and the lower die 2 are both of cylindrical structures with hollow interiors;

further comprising: the lower die middle joint 3 is nested in the lower die 2, a floating block 4 is further nested and connected in the lower die middle joint 3, an inner body wheel 6 is nested and installed on the outer side of the floating block 4, a top cover 7 is further embedded and connected to the top of the floating block 4, and a spinning piece body 8 is nested and arranged on the outer side of the inner body wheel 6;

when using the device, at first through punching press mechanism, will originally straight steel sheet punching press is moulded the cylindrical spinning spare body 8 that the type becomes bottom fretwork, install spinning spare body 8 nestedly on lower mould 2 afterwards, and connect 3 support through the lower mould and keep spinning spare body 8's stability, will go up mould 1 vertical being close to lower mould 2 afterwards, it closely laminates in spinning spare body 8's upper surface department until

supreme mould

1, 4 bottom nestings of slider at this moment are inserted and are closed the pivot pole, and then drive endosome wheel 6 rotation through pivot pole control slider 4, and then cooperation top cap 7 and last mould 1 together with spinning spare body 8 spin-spin processing into the structure of multilayer curved surface.

When the spinning part body 8 is installed between the upper die 1 and the lower die 2 and is formed by spinning, specifically, as shown in fig. 1, 4 and 6, the bottom side surface of the upper die 1 is of a downward convex inclined surface structure, the bottom side surface of the upper die 1 is also provided with a circular ring-shaped convex structure with a shallow outer part and a deep inner part, the top side surface of the lower die 2 is of an upward convex inclined surface structure, the top side surface of the lower die 2 is downwards sunken to form a cylindrical groove, the inner wall of the inner groove in the lower die 2 is tightly attached to the outer wall of the lower die intermediate junction 3, at this time, the outer top surface of the spinning part body 8 is extruded by the upper die 1 rotating at high speed to form an arc concave structure, the bottom end of the spinning part body 8 is stably nested on the lower die intermediate junction 3 of the lower die 2, the top side surface of the lower die intermediate junction 3 is of an upward convex inclined surface structure, the center of the top side surface of the lower die intermediate junction 3 is downwards sunken to form a cylindrical groove, and the inner wall of the groove of the lower die intermediate junction 3 is connected with the outer wall of the floating block 4 and the inner body 6, and the spinning side junction 3 is attached to the spinning part, and the spinning part body 8 is extruded by the lower die, so that the spinning side of the spinning part is pressed by the spinning part body 8 and the spinning part is pressed by the lower die;

meanwhile, the interior of the spinning piece body 8 is simultaneously extruded by the inner body wheel 6, specifically, as shown in fig. 2, 3 and 4, the floating spring 5 is further nested in the bottom center of the floating block 4, the floating block 4 is longitudinally connected in the inner body wheel 6 in a penetrating manner, the floating block 4 and the inner body wheel 6 are jointly connected with the lower die in a rotating manner in the middle joint 3, meanwhile, the longitudinal section of the inner body wheel 6 is in a T-shaped structure, the bottom side surface of the top cover 7 is not in contact with the upper surface of the inner body wheel 6, the top side surface of the top cover 7 is in fit connection with the bottom side surface of the spinning piece body 8, the top cover 7 and the upper die 1 are tightly clamped on two sides of the top side surface of the spinning piece body 8, further, when the rotation of the inner body wheel 6 is controlled by the floating block 4, the middle bending structure of the spinning piece body 8 can be stably extruded, and meanwhile, the floating spring 5 embedded in the floating block 4 wraps the rotating shaft, and further, the inner body wheel 6 and the floating block 4 are damped under high-speed rotation, so that the molding of the spinning piece body 8 is more stable.

The working principle is as follows: when the device is used, according to the figures 1-6, firstly, a steel plate of a spinning part body 8 is stamped into a cylindrical structure with a hollow bottom, then the spinning part body 8 is nested and installed on a lower die butt 3 of a lower die 2, an upper die 1 and a top cover 7 are tightly attached above the spinning part body 8, meanwhile, a floating block 4 and an inner body wheel 6 are nested and connected inside the spinning part body 8, during spinning processing, the upper die 1 and the top cover 7 jointly apply pressure to extrude the spinning part body 8 out of an arc-shaped structure at the top, the floating block 4 drives the inner body wheel 6 to rotate inside the spinning part body 8 to extrude a middle-layer arc-shaped surface, and the lower die butt 3 extrudes a bottom arc-shaped bent edge structure to the bottom end of the spinning part body 8, which is the working principle of the spinning part processing tool.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a spinning spare processing frock, spinning spare processing frock comprises last mould and bed die, its characterized in that includes: the lower die is arranged right below the upper die, and the upper die and the lower die are both of cylindrical structures with hollow interiors;

further comprising:

the spinning piece body is nested outside the inner body wheel.

2. The spinning piece processing tool according to claim 1, characterized in that: the bottom side surface of the upper die is of a downward convex inclined surface structure, and the bottom side surface of the upper die is also provided with a circular ring-shaped convex structure which is shallow outside and deep inside.

3. The spinning piece machining tool according to claim 1, characterized in that: the top side surface of the lower die is of an upward convex inclined surface structure, the top side surface of the lower die is downwards sunken to form a cylindrical groove, and the inner wall of the inner groove in the lower die is tightly attached to the middle-connected outer wall of the lower die.

4. The spinning piece processing tool according to claim 1, characterized in that: the top side surface of the lower die middle joint is of an upward convex inclined surface structure, the circle center of the top side surface of the lower die middle joint is sunken downwards to form a cylindrical groove, and the inner wall of the groove of the lower die middle joint is connected with the outer walls of the floating block and the inner body wheel in an attaching mode.

5. The spinning piece processing tool according to claim 1, characterized in that: the bottom center of the floating block is also provided with a floating spring in an embedded mode, the floating block is longitudinally connected inside the inner body wheel in a penetrating mode, the floating block and the inner body wheel are jointly connected with the lower die in a connected and rotating mode, and meanwhile the longitudinal section of the inner body wheel is of a T-shaped structure.

6. The spinning piece machining tool according to claim 1, characterized in that: the bottom side surface of the top cover is not contacted with the upper surface of the inner body wheel, and the top side surface of the top cover is attached and connected with the bottom side surface of the spinning part body.