CN211637963U

CN211637963U - Forming mechanism for special-shaped part

Info

Publication number: CN211637963U
Application number: CN202020139437.4U
Authority: CN
Inventors: 牛洁; 张雷; 李强
Original assignee: CNNC Tianjin Technology Development Co Ltd
Current assignee: CNNC Tianjin Technology Development Co Ltd
Priority date: 2020-01-21
Filing date: 2020-01-21
Publication date: 2020-10-09
Anticipated expiration: 2030-01-21

Abstract

The utility model discloses a forming mechanism for dysmorphism part, including circular mould, the first drive assembly of drive circular mould pivoted, with the second drive assembly of circular mould matched with linear mold, the operation of drive linear mold and the locking Assembly who is used for locking the blank work piece, circular mould and linear mold all are formed with the shaping recess, and 2 shaping recesses set up relatively in order to be used for placing the blank work piece between 2 shaping recesses to under drive assembly's effect, drive circular mould and linear mold relative motion and roll up extrusion to the blank work piece. The forming groove of the circular die is matched with the inner side shape of a formed workpiece, the forming groove of the linear die is matched with the outer side shape of the formed workpiece, and the linear die is driven to move towards the circular die during forming and processing so as to realize roll extrusion forming on a blank workpiece.

Description

Forming mechanism for special-shaped part

Technical Field

The utility model belongs to the technical field of machining, especially, relate to a forming mechanism for dysmorphism part.

Background

The machining and forming of special-shaped parts are always the machining difficulty in the mechanical industry. The appearance of the special-shaped part is a variable cross-section circular arc, and the special-shaped part needs to be extruded and molded on the curved circular arc.

At present, the parts are formed by bending and extruding, and the parts need to be clamped for many times in the forming process of special-shaped parts, so that the forming consistency of the parts is poor, and the machining size precision of the parts cannot be ensured. Meanwhile, the part is damaged due to repeated clamping of the part, a large amount of machining and forming time is consumed, and machining efficiency is low.

Therefore, it is desirable to design a forming mechanism for a special-shaped part, which can solve the above technical problems and can form the special-shaped part quickly.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a simple structure, easy operation, part shaping uniformity height, quick fashioned forming mechanism for special-shaped body part.

The technical scheme of the utility model as follows:

the utility model provides a forming mechanism for dysmorphism body part, includes circular mould, the first drive assembly of drive circular mould pivoted, with circular mould matched with sharp mould, the second drive assembly of drive sharp mould operation and the locking Assembly who is used for locking the blank work piece, circular mould and sharp mould all are formed with the shaping recess, and 2 shaping recesses set up relatively in order to be used for placing the blank work piece between 2 shaping recesses to under drive assembly's effect, drive circular mould and sharp mould relative motion and roll up extrusion to the blank work piece.

In the above technical scheme, first drive assembly is including first mounting panel, speed reducer and the servo motor that from top to bottom sets gradually, circular mould installs the top at first mounting panel, speed reducer and the vertical setting of servo motor, and this servo motor's output shaft and speed reducer are connected, the output shaft of speed reducer is connected with circular mould through first mounting panel in order to be used for making circular mould rotate under servo motor's drive.

In the technical scheme, a first forming groove is formed in the outer side of the circular mold and is matched with the inner side shape of a formed workpiece, a first notch and a second notch are respectively formed in the outer side of the circular mold, the first notch is an inward-concave fillet notch, the second notch is an inward-concave rectangular notch, and a through hole matched with an output shaft of the speed reducer is formed in the center of the circular mold.

In the technical scheme, the locking assembly comprises a connecting plate and a clamping cylinder, the clamping cylinder is installed on the circular die through the connecting plate, and the output end of the clamping cylinder is matched with the circular die to lock a blank workpiece in the circular die.

In the technical scheme, the circular die is provided with a mounting hole for connecting with the connecting plate.

In the technical scheme, the second drive assembly comprises a second mounting plate, a synchronous motor, a ball screw and a synchronous belt, the second mounting plate is arranged at the top of the synchronous motor, a guide rail is arranged on the second mounting plate, the ball screw is mounted on the second mounting plate through a ball screw nut seat, the ball screw is parallel to the guide rail, an output shaft of the synchronous motor is connected with one end of the ball screw through the synchronous belt, a linear die is slidably mounted on the guide rail through a sliding block mounted at the bottom of the linear die, the linear die is matched with the ball screw, and when the synchronous motor rotates, the ball screw is driven to rotate so that the linear die can linearly move along the guide rail, so that the blank workpiece placed between the circular die and the linear die is subjected to rolling extrusion forming.

In the technical scheme, the linear die is rectangular, a second forming groove is formed in one side, close to the circular die, of the linear die, and the shape of the outer side of the second forming groove is matched with that of the outer side of the formed workpiece.

In the above technical scheme, an inward recessed clamping groove is formed at the bottom of the linear die and used for clamping the sliding block in the clamping groove.

In the above technical solution, the linear die is formed with a mounting hole for a bolt to pass through the mounting hole to be connected with the slider.

In the technical scheme, a chamfer is formed on one side, away from the circular mold, of the linear mold.

In the above technical scheme, the molding mechanism further comprises a controller for controlling the operation of each component, and the controller is electrically connected with the servo motor, the speed reducer, the synchronous motor and the clamping cylinder.

The utility model has the advantages and positive effects that:

1. the forming groove of the circular die is matched with the inner side shape of a formed workpiece, the forming groove of the linear die is matched with the outer side shape of the formed workpiece, and the linear die is driven to move towards the circular die during forming and processing so as to realize roll extrusion forming on a blank workpiece.

2. The round die is provided with the locking assembly, and the blank workpiece and the round die are matched and clamped tightly through the locking assembly during processing, so that the forming processing is better completed.

3. The driving assembly of the linear die controls the linear die to move in the linear direction through the matching of the guide rail and the lead screw, and the linear die is matched with the rotary motion of the driving assembly of the circular die, so that the rolling extrusion of a blank workpiece is realized.

Drawings

Fig. 1 is a schematic structural view of a molding mechanism of the present invention;

fig. 2 is a plan view of the circular mold of the present invention;

fig. 3 is a side view of the circular mold of the present invention;

fig. 4 is a plan view of the middle linear mold of the present invention;

fig. 5 is a side view of the middle linear mold of the present invention.

In the figure:

1. ball screw 2, linear die 3, slider

4. Synchronous belt 5, second mounting plate 6 and synchronous motor

7. Servo motor 8, speed reducer 9, first mounting panel

10. Circular mould 11, connecting plate 12 and guide rail

13. Clamping cylinder 14, first gap 15 and second gap

16. First forming groove 17, through hole 18, second forming groove

19. Clamping groove

Detailed Description

The present invention will be described in further detail with reference to specific examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the present disclosure, as defined by the following claims.

Example 1

As shown in the figure, the utility model discloses a forming mechanism for dysmorphism part, including circular mould 10, the first drive assembly of drive circular mould 10 pivoted, with the second drive assembly of circular mould 10 matched with sharp mould 2, the operation of drive sharp mould 2 and the locking Assembly who is used for locking the blank work piece, circular mould 10 all is formed with the shaping recess with

sharp mould

2, and 2 relative settings of shaping recess are in order to be used for placing the blank work piece between 2 shaping recesses to under drive assembly's effect, drive

circular mould

10 and 2 relative motion of sharp mould and roll up extrusion to the blank work piece.

First drive assembly is including first mounting panel 9, speed reducer 8 and the servo motor 7 that from top to bottom sets gradually, circular mould 10 is installed in the top of first mounting panel 9, servo motor 7's bottom is connected with outside working plane, speed reducer 8 and the vertical setting of servo motor 7, and this servo motor 7's output shaft and speed reducer 8 are connected, speed reducer 8's output shaft is connected with circular mould 10 through first mounting panel 9 in order to be used for making circular mould 10 rotate under servo motor 7's drive.

Further, a first forming groove 16 is formed on the outer side of the circular mold 10, and the forming groove is matched with the inner side shape of the formed workpiece, a first notch 14 and a second notch 15 are respectively formed on the outer side of the circular mold 10, the first notch 14 is an inwardly recessed fillet notch, and the second notch 15 is an inwardly recessed rectangular notch.

Further, a through hole 17 matched with the output shaft of the speed reducer 8 is formed in the center of the circular mold 10.

Further, the locking assembly comprises a connecting plate 11 and a clamping cylinder 13, the clamping cylinder 13 is mounted on the circular die 10 through the connecting plate 11, and an output end of the clamping cylinder 13 is matched with the circular die 10 to lock a blank workpiece in the circular die 10.

Further, the circular mold 10 is provided with a mounting hole for connecting with the connecting plate 11.

Further, the second driving assembly includes a second mounting plate 5, a synchronous motor 6, a ball screw 1 and a synchronous belt 4, the bottom of the synchronous motor 6 is connected to an external working plane, the second mounting plate 5 is disposed on the top of the synchronous motor 6, a guide rail 12 is disposed on the second mounting plate 5, the ball screw 1 is mounted on the second mounting plate 5 through a ball screw 1 nut seat, the ball screw 1 is disposed in parallel with the guide rail 12, a slider 3 is formed on the bottom of the linear mold 2, the slider 3 is slidably mounted on the guide rail 12, the bottom of the linear mold 2 is matched with the ball screw 1, an output shaft of the synchronous motor 6 is connected to one end of the ball screw 1 through the synchronous belt 4, when the synchronous motor 6 rotates, the synchronous motor 6 drives the ball screw 1 to rotate so that the linear mold 2 moves along a straight line on the guide rail 12 toward or away from the circular mold 10, and the rolling extrusion forming of the blank workpiece placed between the circular die 10 and the linear die 2 is realized.

Further, the shape of the linear die 2 is rectangular, and a second forming groove 18 is formed on one side of the linear die 2 close to the circular die 10, and the second forming groove 18 matches with the outer shape of the formed workpiece.

Example 2

On the basis of embodiment 1, the use method of the forming mechanism of the special-shaped body part based on the embodiment comprises the following steps:

(1) placing a blank workpiece to be processed into the second forming groove 18 of the linear die 2, and positioning and clamping the blank workpiece through the clamping cylinder 13;

(2) starting a synchronous motor 6, enabling the linear die 2 to move along a guide rail 12 under the action of a synchronous belt 4, simultaneously starting a servo motor 7 of the circular die 10 to drive the circular die 10 to rotate along the axial direction, and performing extrusion forming on a blank workpiece to obtain a bent formed workpiece;

(3) after the workpiece is formed, the circular die and the linear die return to the initial state, and the clamping cylinder is loosened.

Further, the circular mold to the linear mold are operated at the same speed.

Example 3

On the basis of embodiment 1, the bottom of the linear mold 2 is formed with an inward catch groove 19 for the slide 3 to be caught in the catch groove 19.

Further, the linear mold 2 is formed with mounting holes for bolts to pass through the mounting holes to be coupled with the slides 3.

Further, a chamfer is formed on the side of the linear die 2 away from the circular die 10.

Spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used in the embodiments for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "lower" can encompass both an upper and a lower orientation. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Moreover, relational terms such as "first" and "second," and the like, may be used solely to distinguish one element from another element having the same name, without necessarily requiring or implying any actual such relationship or order between such elements.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All equivalent changes, modifications and the like made in accordance with the scope of the present invention should still fall within the scope of the patent coverage of the present invention.

Claims

1. A forming mechanism for dysmorphism body part which characterized in that: including circular mould, the first drive assembly of drive circular mould pivoted, with the second drive assembly of circular mould matched with sharp mould, the operation of drive sharp mould and the locking Assembly who is used for locking the blank work piece, circular mould all is formed with the shaping recess with sharp mould, and 2 shaping recesses set up relatively in order to be used for placing the blank work piece between 2 shaping recesses to under drive assembly's effect, drive circular mould and sharp mould relative motion and roll up extrusion to the blank work piece.

2. The molding mechanism of claim 1, wherein: first drive assembly is including first mounting panel, speed reducer and the servo motor that from top to bottom sets gradually, circular mould installs the top at first mounting panel, the speed reducer is connected with the speed reducer with the vertical setting of servo motor, and this servo motor's output shaft, the output shaft of speed reducer is connected with circular mould through first mounting panel in order to be used for making circular mould rotate under servo motor's drive.

3. The molding mechanism of claim 2, wherein: the outer side of the circular mold is provided with a first forming groove, the forming groove is matched with the inner side shape of a formed workpiece, a first notch and a second notch are respectively formed on the outer side of the circular mold, the first notch is an inward-concave fillet notch, the second notch is an inward-concave rectangular notch, and a through hole matched with an output shaft of the speed reducer is formed in the center of the circular mold.

4. The molding mechanism of claim 3, wherein: the locking assembly comprises a connecting plate and a clamping cylinder, the clamping cylinder is installed on the circular die through the connecting plate, and the output end of the clamping cylinder is matched with the circular die to be used for locking a blank workpiece in the circular die.

5. The molding mechanism of claim 4, wherein: and the round die is provided with a mounting hole for connecting with the connecting plate.

6. The molding mechanism of claim 5, wherein: the second drive assembly includes second mounting panel, synchronous machine, ball and hold-in range, the second mounting panel sets up synchronous machine's top, be equipped with the guide rail on the second mounting panel, ball passes through ball nut seat and installs on the second mounting panel, ball and guide rail parallel arrangement, synchronous machine's output shaft passes through the hold-in range and is connected with ball's one end, linear die is through the slider slidable mounting of its bottom installation on the guide rail, linear die cooperatees with ball, works as when synchronous machine rotates, drives ball and rotates so that linear die follows guide rail rectilinear movement to the realization is rolled up the extrusion to the blank work piece of placing between circular mould and linear die.

7. The molding mechanism of claim 6, wherein: the shape of the linear die is rectangular, a second forming groove is formed in one side, close to the circular die, of the linear die, and the shape of the outer side of the second forming groove is matched with that of the outer side of the formed workpiece.

8. The molding mechanism of claim 7, wherein: and an inward-concave clamping groove is formed at the bottom of the linear die and used for clamping the sliding block in the clamping groove.

9. The molding mechanism of claim 8, wherein: and a mounting hole is formed on the linear die and used for connecting a bolt with the sliding block through the mounting hole.

10. The molding mechanism of claim 9, wherein: and a chamfer is formed on one side of the linear die, which is far away from the circular die.

11. The molding mechanism of claim 10, wherein: the molding mechanism further comprises a controller used for controlling the operation of each component, and the controller is electrically connected with the servo motor, the speed reducer, the synchronous motor and the clamping cylinder.