Integrated stamping jig
By designing an integrated stamping fixture to achieve simultaneous stamping of inner and outer diameters, the problem of low efficiency in V-ring cryogenic sandblasting was solved, thereby improving production efficiency and product quality.
Patent Information
- Application Number
- CN202423161217.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-20
- Publication Date
- 2025-11-21
- Estimated Expiration
- 2034-12-20
AI Technical Summary
The existing low-temperature cryogenic sandblasting process for V-rings is inefficient and easily damages the V-rings, resulting in a high defect rate and failing to effectively improve sealing performance.
An integrated stamping fixture was designed, which adopts a synchronous stamping method for inner and outer diameters. The stamping is performed by inner and outer diameter punches respectively, and the waste is discharged from different channels to avoid cryogenic sandblasting.
It improved work efficiency, reduced the defect rate, ensured product quality, and simplified the waste disposal process.
Smart Images
Figure CN223571789U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to punch fixture technical field especially relates to an integrated punch fixture. BACKGROUND
[0002] In the mechanical field, V-shaped ring is usually used as a sealing component, installed on a rotating shaft to prevent grease, lubricating oil or other fluids from leaking and prevent foreign matter such as dirt, dust and the like from entering from the outside, and currently V-shaped ring generally uses low-temperature freezing sand blasting to process the inner and outer diameter edge material, low-temperature freezing sand blasting can remove small burrs and impurities on the surface, improve the sealing performance and reduce the risk of leakage, at the same time, low-temperature freezing sand blasting can also improve the fit of the V-shaped ring and the mating surface, improve the flatness of the sealing surface, and further enhance the sealing effect.
[0003] However, when the V-shaped ring is operated by the low-temperature freezing sand blasting process, the work efficiency is low, and the wall thickness of the V-shaped ring is thin, and the freezing can easily damage the body, which increases the production defect rate of the V-shaped ring. SUMMARY
[0004] In view of the problems in the background art, an integrated punch fixture is provided.
[0005] The utility model provides an integrated punch fixture, including lower base plate, lower base plate is used for the installation of whole punch fixture, be provided with outer diameter convex die fixed plate on lower base plate, be provided with outer diameter unloading plate above outer diameter convex die fixed plate, be provided with male and female mould on outer diameter convex die fixed plate, be provided with upper die base plate above upper die, upper die base plate is installed with inner diameter convex die through bolt one, upper die is provided with through -hole one on outer diameter unloading plate, outer diameter convex die fixed plate is provided with sink hole no.
[0006] Preferably, the lower base plate is provided with a guide column, and the upper die is provided with a guide sleeve, the top end of the guide column extends into the guide sleeve and is in sliding contact with the guide sleeve.
[0007] Preferably, the outer diameter unloading plate is provided with an outer diameter unloading plate equal height screw, the bottom end of the outer diameter unloading plate equal height screw extends to the lower base plate and is threadedly connected with the lower base plate, a return spring is sleeved on the outer diameter unloading plate equal height screw, the top end of the return spring is in contact with the bottom of the outer diameter unloading plate, and the return spring can push the outer diameter unloading plate to return to the initial state after the outer diameter unloading plate is lowered.
[0008] Preferably, when the upper die base plate and the upper die punch downward, the inner diameter punch downwardly punches the workpiece, and the waste punched from the workpiece falls from the through hole one, the through hole two, the counterbore hole two and the convex-concave die and is discharged.
[0009] Preferably, the counterbore hole two is matched with the outer wall of the convex-concave die, and is used for limiting the convex-concave die.
[0010] Preferably, the convex-concave die is in a counterbore cylinder shape.
[0011] Compared with the prior art, the utility model has the following beneficial technical effects:
[0012] The punch jig belongs to an inner-outer diameter synchronous punch jig, can punch the inner-outer diameter of a product at the same time, and can effectively provide work efficiency, and can greatly reduce a freezing failure rate without using a freezing sand blasting mode, and effectively guarantees production quality of the product. BRIEF DESCRIPTION OF DRAWINGS
[0013] Figure 1 It is a structure schematic view of the utility model;
[0014] Figure 2 It is another structure schematic view of the utility model;
[0015] Figure 3 It is an explosion structure schematic view of the utility model;
[0016] Figure 4 It is a structure schematic view of mold opening and mold closing in the utility model;
[0017] Figure 5 It is a sectional structure schematic view in the utility model;
[0018] Figure 6 It is another direction sectional structure schematic view in the utility model.
[0019] The drawing sign: 1, upper die; 2, upper die base plate; 3, guide column; 4, outer diameter punch fixed plate; 5, outer diameter discharge plate; 6, guide sleeve; 7, convex-concave die; 8, lower base plate; 9, inner diameter punch; 10, return spring; 11, outer diameter discharge plate is used with equal height bolt; 12, inner hexagonal bolt; 13, positioning pin; 14, product unloading ring; 15, product unloading ring is used with spring; 16, product unloading ring is used with equal height bolt; 17, installation is used with shaft ring. DETAILED DESCRIPTION
[0020] As Figures 1-6As shown, the utility model provides a kind of integrated stamping fixture, comprising: lower substrate 8, lower substrate 8 is used for the installation of entire stamping fixture, lower substrate 8 is provided with outer diameter convex die fixed plate 4, outer diameter convex die fixed plate 4 is installed on lower substrate 8 by inner hexagonal bolt 12, outer diameter convex die fixed plate 4 is provided with outer diameter discharge plate 5 above, outer diameter convex die fixed plate 4 is provided with male and female die 7, male and female die 7 is provided with counterbore barrel, male and female die 7 is limited on outer diameter convex die fixed plate 4 by outer diameter convex die fixed plate 4, and form fixed connection state, outer diameter discharge plate 5 is provided with upper die 1 above, upper die 1 is provided with upper die base plate 2 above, upper die 1 is installed on upper die base plate 2 by bolt two, and upper die 1 is positioned when being installed with upper die base plate 2 using positioning pin 13;Upper die base plate 2 is installed with inner diameter convex die 9 by bolt one, upper die 1 is provided with counterbore hole one, outer diameter discharge plate 5 is provided with through hole one, outer diameter convex die fixed plate 4 is provided with counterbore hole two, lower substrate 8 is provided with through hole two, counterbore hole one, counterbore hole two, through hole one and through hole two are coaxially arranged, counterbore hole two is matched with the outer wall of male and female die 7, for limiting male and female die 7;Counterbore hole one is slidably installed with product discharging ring 14, product discharging ring 14 is provided with product discharging ring with equal height bolt 16, product discharging ring with equal height bolt 16 is connected using bolt connection mode with product discharging ring 14, the top end of product discharging ring with equal height bolt 16 penetrates upper die base plate 2 and is slidably connected with upper die base plate 2, product discharging ring with equal height bolt 16 is provided with spring 15 for product discharging ring, the top end of spring 15 for product discharging ring contacts upper die base plate 2, and the bottom end of spring 15 for product discharging ring contacts product discharging ring 14.
[0021] Lower substrate 8 is provided with guide column 3, upper die 1 is provided with guide sleeve 6, the top end of guide column 3 extends into guide sleeve 6 and is slidably contacted with guide sleeve 6, lower substrate 8 is provided with placing groove, the bottom end of guide column 3 is located in placing groove, and the bottom end of guide column 3 is T-shaped, which is limited and fixed by outer diameter convex die fixed plate 4, guide hole is formed on outer diameter convex die fixed plate 4, outer diameter discharge plate 5, upper die 1 and upper die base plate 2, and the inner wall of guide hole on upper die 1 is provided with guide sleeve 6, the accuracy and stability of outer diameter discharge plate 5, upper die 1 and upper die base plate 2 can be guaranteed when moving through the setting of guide sleeve 6 and guide hole.
[0022] Outer diameter discharge plate 5 is slidably provided with outer diameter discharge plate with equal height bolt 11, the bottom end of outer diameter discharge plate with equal height bolt 11 extends to lower substrate 8 and is threadedly connected with lower substrate 8, outer diameter discharge plate with equal height bolt 11 is provided with reset spring 10, the top end of reset spring 10 contacts the bottom of outer diameter discharge plate 5, and the bottom end of reset spring 10 contacts lower substrate 8, which can push outer diameter discharge plate 5 to restore to the initial state after descending through the setting of reset spring 10.
[0023] When the upper die base 2 and the upper die 1 are pressed downward, the inner diameter punch 9 presses the workpiece downward, and the waste material punched from the workpiece falls from the through hole one, the through hole two, the counterbore hole two and the punch-die 7 and is discharged.
[0024] In this embodiment, before use, the upper die base 2 and the upper die 1 can be installed on a device for lifting by the installation shaft ring 17, and when used, the product is placed on the outer diameter discharge plate 5, and then the upper die base 2 and the upper die 1 are given downward force by external force, so that the stamping force is formed on the product, and the stamping of the product is completed under the action of the punch-die 7 and the upper die 1. In this process, the inner diameter punch 9 will punch the waste material from the product and discharge it to the lower part of the entire stamping fixture through the punch-die 7 and the through hole two, and only a collecting device needs to be placed below it to collect the waste material. At the same time, in the process of stamping, the outer diameter discharge plate 5 will move downward and press the return spring 10, the punch-die 7 will extend to the counterbore hole one on the upper die 1, and the inner circle edge of the counterbore hole one will complete the stamping work of the outer circle of the product, and then complete the synchronous stamping work of the inner and outer circles of the product. After the stamping is completed, the product can be separated from the upper die 1 under the action of the product discharge ring 14 and the product discharge ring spring 15, and only the worker needs to take it down to clean it up.
[0025] The embodiments of the utility model are described in detail above in combination with the drawings, but the utility model is not limited to this, and various changes can be made within the knowledge range of the persons skilled in the art without departing from the purpose of the utility model.
Claims
1. An integral stamping fixture, comprising: The lower substrate (8) is used for mounting the entire stamping fixture, characterized in that... An outer diameter punch fixing plate (4) is provided on the lower base plate (8), an outer diameter stripper plate (5) is provided above the outer diameter punch fixing plate (4), a punch and a die (7) are provided on the outer diameter punch fixing plate (4), an upper die (1) is provided above the outer diameter stripper plate (5), and an upper die base plate (2) is provided above the upper die (1). An inner diameter punch (9) is installed on the upper mold base plate (2) by a bolt. A countersunk hole is provided on the upper mold (1), a through hole is provided on the outer diameter unloading plate (5), a countersunk hole is provided on the outer diameter punch fixing plate (4), and a through hole is provided on the lower base plate (8). The countersunk hole, countersunk hole, through hole and through hole are coaxially arranged. A product unloading ring (14) is slidably installed inside the countersunk hole. A product unloading ring (14) is provided with a product unloading ring equalizing bolt (16). The top end of the product unloading ring equalizing bolt (16) penetrates through the upper mold base plate (2) and is slidably connected to the upper mold base plate (2). A product unloading ring spring (15) is sleeved on the product unloading ring equalizing bolt (16).
2. The integrated stamping fixture according to claim 1, characterized in that, A guide post (3) is provided on the lower substrate (8), and a guide sleeve (6) is provided on the upper mold (1). The top end of the guide post (3) extends into the guide sleeve (6) and slides in contact with the guide sleeve (6).
3. The integrated stamping fixture according to claim 1, characterized in that, An equal-height bolt (11) for the outer diameter unloading plate (5) is slidably provided on the outer diameter unloading plate (5). The bottom end of the equal-height bolt (11) for the outer diameter unloading plate extends to the lower base plate (8) and is threadedly connected to the lower base plate (8). A reset spring (10) is sleeved on the equal-height bolt (11) for the outer diameter unloading plate. The top end of the reset spring (10) contacts the bottom of the outer diameter unloading plate (5). By setting the reset spring (10), the outer diameter unloading plate (5) can be pushed back to its initial state after it descends.
4. The integrated stamping fixture according to claim 1, characterized in that, When the upper die base plate (2) and the upper die (1) press downwards, the inner diameter punch (9) presses downwards on the workpiece. The waste material that is punched down from the workpiece falls and is discharged from the through hole one, through hole two, countersunk hole two and punch and die (7).
5. The integrated stamping fixture according to claim 1, characterized in that, The countersunk hole 2 is adapted to the outer wall of the punch and die (7) and is used to limit the punch and die (7).
6. The integrated stamping fixture according to claim 1, characterized in that, The punch and die (7) are set in a countersunk cylindrical shape.