CN212857424U - Lever-type rotary turning mechanism - Google Patents
Lever-type rotary turning mechanism Download PDFInfo
- Publication number
- CN212857424U CN212857424U CN202021695320.0U CN202021695320U CN212857424U CN 212857424 U CN212857424 U CN 212857424U CN 202021695320 U CN202021695320 U CN 202021695320U CN 212857424 U CN212857424 U CN 212857424U
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- China
- Prior art keywords
- block
- rotating
- rotatory piece
- runing rest
- drive block
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Abstract
The utility model provides a lever-type rotation turns over whole mechanism, including the drive block, the rotation axis, the swivel housing, rotatory piece, the screw, the stopper, the runing rest, nitrogen bomb knock pin, turn-ups sword piece, install rotatory piece on the runing rest, rotate through the rotation axis between rotatory piece and the runing rest and be connected, runing rest bilateral symmetry is equipped with the stopper, the stopper passes through the screw and realizes the fixed connection with the runing rest, rotatory piece left side is equipped with the drive block, the drive block contacts with rotatory piece left side, drive block and rotatory piece contact surface be the arcwall face of mutually supporting, turn-ups sword piece is installed on rotatory piece right side, the position that the runing rest left side corresponds with the drive block is equipped with the screw hole, install nitrogen bomb knock pin in. The utility model has the advantages that: the problem of the local narrow and small space of product turn over the whole upwards in the space is solved, guaranteed the stability of rotatory piece in the motion process, the assembly is simple, the simple operation has reduced the cost of mould, has increased the life of mould, has improved daily production's efficiency.
Description
Technical Field
The utility model relates to a stamping die technical field especially relates to a lever is rotatory turns over whole mechanism.
Background
At present, along with the continuous improvement of automobile technology, the molding of automobile panel products is more and more complicated due to the consideration of other functions, a small flange needs to be turned out locally due to the consideration of lap joint or buckle functions of partial parts, the buckle flanging of the sealing strip of the top cover flange is a typical example, the flanging cannot be added with a material supporting core and a reverse wedge due to the limitation of the requirements of outer plate surface products and the number of processes, so that the product is turned upwards and integrated into a difficult problem in a local narrow space, the cost of a die is increased, and the efficiency of daily production is reduced.
SUMMERY OF THE UTILITY MODEL
According to the technical problems, the utility model provides a lever type rotary turning mechanism, which comprises a driving block, a rotating shaft, a rotating sleeve, a rotating block, a screw, a limiting block, a rotating bracket, a nitrogen bomb knock pin and a flanging knife block, the rotating bracket is provided with a rotating block which is rotationally connected with the rotating bracket through a rotating shaft, the outer side of the rotating shaft is sleeved with a rotating sleeve, two sides of the rotating bracket are symmetrically provided with limiting blocks, the limiting blocks are fixedly connected with the rotating bracket through screws, the left side of the rotating block is provided with a driving block, the driving block is contacted with the left side of the rotating block, the contact surface of the driving block and the rotating block is an arc surface which is mutually matched, the flanging cutter block is installed on the right side of the rotating block, a threaded hole is formed in the position, corresponding to the driving block, of the left side of the rotating support, and a nitrogen bomb ejection pin is installed in the threaded hole.
Furthermore, the contact surface of the driving block and the rotating block is a local quenching surface.
The utility model has the advantages that: the utility model relates to a lever is rotatory turns over whole mechanism, this mechanism drives the stroke relation between the rotatory piece up-and-down motion through the control drive block, utilize lever principle behind drive block and the contact of rotatory piece, turn-ups sword piece goes up the turn-ups along with rotatory piece, the inside whole difficult problem of upwards turning over in the local narrow and small space of product has been solved, drive block driving area is the circular arc type, be the face contact when drive block contacts with rotatory piece, the mechanism job instability that has avoided the point contact to cause has guaranteed the stability of rotatory piece in the motion process. The utility model discloses the assembly is simple, and the simple operation has reduced the cost of mould, has increased the mould life, has improved daily production's efficiency.
Drawings
FIG. 1 is a view of the main structure of the present invention;
fig. 2 is an exploded schematic view of the present invention;
fig. 3 is a side view of the present invention;
FIG. 4 is a schematic view of the mold in an open state;
FIG. 5 is a schematic structural view of a workpiece at a position needing flanging before structural flanging;
FIG. 6 is a schematic view of the mold in a closed state;
FIG. 7 is a schematic structural view of a workpiece needing flanging after structural flanging.
As shown in the figure, the device comprises a driving block 1, a rotating shaft 2, a rotating sleeve 3, a rotating block 4, a screw 5, a limiting block 6, a rotating bracket 7, a nitrogen ejection pin 8, an upper die 9, a lower die 10, a flanging position structure 11 of a workpiece to be flanged and a flanging knife block 12.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings: the utility model relates to a lever type rotary turning mechanism, which comprises a driving block 1, a rotating shaft 2, a rotating sleeve 3, a rotating block 4, a screw 5, a limiting block 6, a rotating bracket 7, a nitrogen bomb knock pin 8 and a flanging knife block 12, wherein the rotating block 4 is arranged on the rotating bracket 7, the rotating block 4 is rotationally connected with the rotating bracket 7 through the rotating shaft 2, the rotating sleeve 3 is sleeved outside the rotating shaft 2, the limiting blocks 6 are symmetrically arranged at two sides of the rotating bracket 7, the limiting block 6 is fixedly connected with the rotating bracket 7 through the screw 5, the driving block 1 is arranged at the left side of the rotating block 4, the driving block 1 is contacted with the left side of the rotating block 4, the contact surfaces of the driving block 1 and the rotating block 4 are mutually matched arc surfaces, the flanging knife block 12 is arranged at the right side of the rotating block 4, a threaded hole is arranged at the position, corresponding to the driving block 1, at the left side of, and a nitrogen bullet knock pin 8 is arranged in the threaded hole.
Furthermore, the contact surface of the driving block 1 and the rotating block 4 is a local quenching surface, so that the hardness is increased, and the service life is prolonged.
The working principle is as follows: firstly, a driving block 1 is arranged on an upper die 9, a workpiece flanging position structure 11 is fixed at the working position of a machine tool, when the die opening state is carried out, the top of a nitrogen spring ejection pin 8 is contacted with the bottom of a rotating block 4, the rotating block 4 is in the highest state and the right state, when the die closing state is carried out, the nitrogen spring ejection pin 8 and the driving block 1 tightly clamp the rotating block 4 together, the driving surface is an arc surface, the stability and the accuracy of the moving process of the rotating block 4 are ensured, when the upper die 9 drives the driving block 1 to be pressed downwards until the driving block 1 is contacted with the rotating block 4 to the limit position, a flanging knife block 12 upwards punches the workpiece flanging position structure 11 to be flanged to complete the flanging process, the rotating block 4 rotates around a rotating shaft 2 on a rotating bracket 7 to control the up-and down movement of the flanging knife block 12, and when the die opening state is carried out, the nitrogen spring ejection pin 8 plays a forced return stroke role on the rotating block 4, the smooth return stroke of the rotating block 4 is ensured.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principle of the present invention, and these modifications should also be regarded as the protection scope of the present invention.
Claims (2)
1. The lever-type rotary turning mechanism is characterized by comprising a driving block, a rotating shaft, a rotating sleeve, a rotating block, a screw, a limiting block, a rotating support, a nitrogen bomb ejector pin and a flanging knife block, wherein the rotating block is installed on the rotating support and is rotatably connected with the rotating support through the rotating shaft, the rotating sleeve is sleeved on the outer side of the rotating shaft, the limiting blocks are symmetrically arranged on two sides of the rotating support and fixedly connected with the rotating support through the screw, the driving block is arranged on the left side of the rotating block and is in contact with the left side of the rotating block, the contact surfaces of the driving block and the rotating block are arc surfaces matched with each other, the flanging knife block is installed on the right side of the rotating block, a threaded hole is formed in the left side of the rotating support and corresponds to the driving block, and the nitrogen bomb ejector pin is installed in the threaded hole.
2. A lever type rotation and adjustment mechanism as claimed in claim 1, wherein the contact surface of the driving block and the rotating block is a partially quenched surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021695320.0U CN212857424U (en) | 2020-08-14 | 2020-08-14 | Lever-type rotary turning mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021695320.0U CN212857424U (en) | 2020-08-14 | 2020-08-14 | Lever-type rotary turning mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212857424U true CN212857424U (en) | 2021-04-02 |
Family
ID=75221428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021695320.0U Active CN212857424U (en) | 2020-08-14 | 2020-08-14 | Lever-type rotary turning mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212857424U (en) |
-
2020
- 2020-08-14 CN CN202021695320.0U patent/CN212857424U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A lever type rotary turning mechanism Effective date of registration: 20220928 Granted publication date: 20210402 Pledgee: Pudong Shanghai Development Bank Limited by Share Ltd. Taiyuan branch Pledgor: Shanxi maijie Mould Manufacturing Co.,Ltd. Registration number: Y2022140000054 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230921 Granted publication date: 20210402 Pledgee: Pudong Shanghai Development Bank Limited by Share Ltd. Taiyuan branch Pledgor: Shanxi maijie Mould Manufacturing Co.,Ltd. Registration number: Y2022140000054 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A lever type rotary turning mechanism Effective date of registration: 20230922 Granted publication date: 20210402 Pledgee: Pudong Shanghai Development Bank Limited by Share Ltd. Taiyuan branch Pledgor: Shanxi maijie Mould Manufacturing Co.,Ltd. Registration number: Y2023140000056 |