CN217775449U - Prevent cyclic annular forging mould of excursion - Google Patents
Prevent cyclic annular forging mould of excursion Download PDFInfo
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- CN217775449U CN217775449U CN202222035292.5U CN202222035292U CN217775449U CN 217775449 U CN217775449 U CN 217775449U CN 202222035292 U CN202222035292 U CN 202222035292U CN 217775449 U CN217775449 U CN 217775449U
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- wall forming
- forming roller
- screw rod
- annular forging
- wall
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Abstract
The utility model discloses a prevent cyclic annular forging mould of offset, it includes: outer wall forming roller, inner wall forming roller, ring flange, screw rod and ball, be provided with round annular groove on the outer wall forming roller excircle, the inner wall forming roller sets up in the top or the below of outer wall forming roller, the ring flange sets up the both ends at the outer wall forming roller with one heart, screw rod annular array sets up on the ring flange, the front end of screw rod extends to the outer wall outside of outer wall forming roller along the length direction of outer wall forming roller, the ball rotationally sets up the front end at the screw rod. Prevent cyclic annular forging mould of skew, through the cooperation of outer wall shaping roller and inner wall shaping roller, carry out the shaping of the outer wall of cyclic annular forging and inner wall to it is rotatory to drive the screw rod through the ring flange, utilizes the ball of screw rod front end and the both sides face rolling contact of cyclic annular forging, carries out the axial spacing, the structure is succinct, has avoided the skew problem.
Description
Technical Field
The utility model relates to a production technical field of cyclic annular forging especially relates to a prevent cyclic annular forging mould of offset.
Background
The annular forging is widely applied, and for example, annular metal pieces such as a gear ring, a rim and the like can be obtained by using the annular forging as a blank and further performing finish machining.
The production of the annular forging piece can not leave the corresponding die. Utility model patent with application number 201921405257.X discloses an interior T type gear forging mould, arranges the forging in between home roll and core roller, forges the production, in order to realize the location of forging, needs to be through the awl roller of upside and the awl roller of downside and is reverse motion under the motor drives, and the structure is complicated, and the fault rate is high, needs improve.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a prevent cyclic annular forging mould of skew carries out the forging and the axial positioning of cyclic annular forging, avoids the skew problem.
To achieve the purpose, the utility model adopts the following technical proposal:
an offset resistant annular forging die, comprising: outer wall forming roller, inner wall forming roller, ring flange, screw rod and ball, be provided with round annular groove on the outer wall forming roller excircle, the inner wall forming roller sets up in the top or the below of outer wall forming roller, the ring flange sets up the both ends at the outer wall forming roller with one heart, screw rod annular array sets up on the ring flange, the front end of screw rod extends to the outer wall outside of outer wall forming roller along the length direction of outer wall forming roller, the ball rotationally sets up the front end at the screw rod.
Wherein, the both sides of annular groove are provided with the chamfer.
And the outer wall forming roller is concentrically provided with a driving shaft extending towards the outer sides of two ends.
Wherein, and nuts positioned on two sides of the flange plate are arranged on the screw rod.
And the inner wall forming roller is concentrically provided with a mandrel extending to the outer sides of two ends.
The outer circle diameter of the flange plate is larger than that of the end part of the outer wall forming roller, and screws connected with the outer wall forming roller are arranged on the flange plate.
The front end of the screw rod is provided with a nut, and the front end of the nut is provided with a avoiding hole corresponding to the ball.
The front end face of the screw rod is provided with a spherical groove corresponding to the ball in an inwards concave mode.
Wherein, the inner wall forming roller adopts a spherical structure.
The utility model has the advantages that: the utility model provides an annular forging mould of preventing excursion, through the cooperation of outer wall forming roll and inner wall forming roll, carries out the shaping of the outer wall of annular forging and inner wall to it is rotatory to drive the screw rod through the ring flange, utilizes the ball of screw rod front end and the both sides face rolling contact of annular forging, carries out the axial spacingly, avoids slope and skew problem, and the structure is succinct, and the stability in use is high.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a partially enlarged view of a portion a in fig. 1.
Detailed Description
The technical solution of the present invention is further explained by the specific embodiment with reference to fig. 1 to fig. 2.
The anti-shifting annular forging die shown in fig. 1 comprises: outer wall forming roller 1, inner wall forming roller 2, ring flange 5, screw rod 11 and ball 12, be provided with round annular groove 7 on the outer circle of outer wall forming roller 1, in this embodiment, the both sides of annular groove 7 are provided with the chamfer, are favorable to carrying out the outer wall shaping of cyclic annular forging 8.
The outer wall forming roller 1 is concentrically provided with a driving shaft 4 extending to the outer sides of the two ends, which is beneficial to the rotation driving of the outer wall forming roller 1.
The inner wall forming roller 2 is arranged above or below the outer wall forming roller 1, in the embodiment, a mandrel 3 extending to the outer sides of two ends is concentrically arranged in the inner wall forming roller 2, the inner wall forming roller 2 adopts a sphere structure to form an inner wall of an annular forging 8, and an annular arc surface groove is obtained.
The ring flange 5 sets up the both ends at outer wall forming roll 1 with one heart, in this embodiment, the excircle diameter of ring flange 5 is greater than the tip excircle diameter of outer wall forming roll 1, just be provided with the screw 6 that is connected with outer wall forming roll 1 on the ring flange 5, sound construction, the dismouting is convenient.
As shown in fig. 2, the screws 11 are arranged on the flange 5 in an annular array, and 6 to 10 screws 11 are correspondingly installed on each flange 5. The front end of the screw 11 extends to the outer side of the outer wall forming roller 1 along the length direction of the outer wall forming roller 1. In this embodiment, the screw 11 is provided with nuts 9 located on both sides of the flange 5, so that the screw 11 can be conveniently adjusted and fixed.
The balls 12 are rotatably arranged at the front end of the screw rod 11, as shown in fig. 1, the balls 12 at the front end of the screw rod 11 can be in rolling contact with the two side surfaces of the annular forging 8 to perform axial limiting, so that the problems of inclination and deviation of the annular forging 8 are avoided, a conical roller is not needed, and the structure is simple.
In this embodiment, a nut 10 is provided at the front end of the screw 11 to limit the ball 12 and prevent the ball 12 from falling off. The front end of the nut 10 is provided with an avoiding hole corresponding to the ball 12, so that the spherical surface on one side of the ball 12 protrudes out of the nut 10 at the front end, and the contact and friction between the nut 10 and the annular forging 8 are avoided.
In addition, the front end surface of the screw 11 is concavely provided with a spherical groove corresponding to the ball 12, and the spherical groove supports the rolling of the ball 12.
The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.
Claims (9)
1. The utility model provides an annular forging mould of preventing excursion for the shaping of annular forging, its characterized in that includes: outer wall forming roller, inner wall forming roller, ring flange, screw rod and ball, be provided with round annular groove on the outer wall forming roller excircle, the inner wall forming roller sets up in the top or the below of outer wall forming roller, the ring flange sets up the both ends at the outer wall forming roller with one heart, screw rod annular array sets up on the ring flange, the front end of screw rod extends to the outer wall outside of outer wall forming roller along the length direction of outer wall forming roller, the ball rotationally sets up the front end at the screw rod.
2. The shift-resistant annular forging die of claim 1, wherein chamfers are provided on both sides of the annular groove.
3. The shift-resistant annular forging die according to claim 1, wherein a drive shaft extending outward of both ends is concentrically provided in the outer wall forming roller.
4. The shift-resistant annular forging die of claim 1, wherein nuts on both sides of the flange are provided on the threaded rod.
5. The shift-resistant annular forging die of claim 1, wherein mandrels extending outward of both ends are concentrically disposed in the inner wall forming rollers.
6. The anti-shifting annular forging die according to claim 1, wherein the outer diameter of the flange is larger than the outer diameter of the end portion of the outer wall forming roller, and screws connected with the outer wall forming roller are arranged on the flange.
7. The anti-shifting annular forging die according to claim 1, wherein a nut is arranged at the front end of the screw rod, and an avoiding hole corresponding to the ball is formed in the front end of the nut.
8. The anti-drift annular forging die of claim 1, wherein the front face of the screw is recessed with spherical grooves corresponding to the balls.
9. The shift-resistant annular forging die of claim 1, wherein the inner wall forming rollers are of a spherical structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222035292.5U CN217775449U (en) | 2022-10-09 | 2022-10-09 | Prevent cyclic annular forging mould of excursion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222035292.5U CN217775449U (en) | 2022-10-09 | 2022-10-09 | Prevent cyclic annular forging mould of excursion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217775449U true CN217775449U (en) | 2022-11-11 |
Family
ID=83943238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222035292.5U Active CN217775449U (en) | 2022-10-09 | 2022-10-09 | Prevent cyclic annular forging mould of excursion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217775449U (en) |
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2022
- 2022-10-09 CN CN202222035292.5U patent/CN217775449U/en active Active
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