CN217595612U - Processing device for spring coil notch - Google Patents

Abstract

The utility model discloses a processingequipment of spring coil notch, its technical scheme main points are: the spring ring comprises a spring ring body, wherein a processing notch is formed in the outer circle wall surface of the spring ring body, the processing notch is formed by a stamping die through secondary notching, the processing notch is formed by pre-notching-heat treatment-finishing and secondary full-notching through primary half-shearing, the material thickness of two thirds is punched by the half-shearing, waste materials are not separated from an outer ring, the waste materials are punched through the secondary notching after the product is subjected to heat treatment and finishing, and the required processing notch is obtained.

Description

Processing device for spring coil notch

Technical Field

The utility model relates to a bearing manufacturing technical field, concretely relates to processingequipment of spring ring notch.

Background

The spring ring notch is an important structural component for realizing the elastic function of the elastic rubber needle roller bearing, and as a roller path of the rolling body, the notch is not allowed to deform, so that abnormal sound and jumping in the rotation of the bearing are avoided.

Since the spring coil shape is mainly obtained by press-drawing and has high internal stress, the conventional post-notching heat treatment or post-heat treatment hard-grooving process has different disadvantages: the grooving heat treatment and the finishing generate large stress deformation, the roller path is not smooth, the abnormal sound is more in movement, the hard grooving is high in hardness, the die is damaged quickly, and the production cost is high. Therefore, a better production process is to be found to improve the manufacturability and quality of the product.

Disclosure of Invention

The not enough to prior art, the utility model provides a processingequipment of spring coil notch has solved earlier grooving heat treatment, finish and has produced big stress deformation, and the raceway is not smooth, and the abnormal sound is many in the motion, and hard grooving is because of product hardness is high, and the mould damages very fast, and manufacturing cost is high. Therefore, a better production process is to be found to improve the manufacturability and quality of the product.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a spring coil notch machining apparatus comprising: the spring ring comprises a spring ring body, wherein a processing notch is formed in the outer circle wall surface of the spring ring body, the processing notch is formed by a stamping die through secondary notching, and the processing notch is formed through primary half-shearing pre-notching, heat treatment, finishing and secondary full-shearing notching.

By adopting the technical scheme, the opening stamping parts with different requirements can be processed by adopting the processes of primary notching half-shearing, heat treatment, finishing and secondary notching waste material falling, so that the influence of heat treatment and finishing on the product quality is avoided, and the production cost is reduced.

Preferably, the half-shearing is to punch two thirds of the material thickness by using a punching die, the waste material is not separated from the outer ring, and the product is subjected to heat treatment and finishing and then is punched by a secondary punching groove to obtain the required processing notch.

Through adopting above-mentioned technical scheme, make the waste material link to each other with the processing notch through half cut technology, the product warp for a short time in subsequent thermal treatment, finish processing, and last waste material that falls is because of half cut back waste material does not have intensity with the product combination, and the blanking power is very little, solves the damage of cutting firmly to the mould, obtains high-quality spring ring body.

Preferably, the inside movable sleeve of spring ring body is equipped with the convex die plate, the excircle wall of convex die plate is provided with the blade, and blade length is two-thirds of spring ring body thickness, the bottom surface of convex die plate is provided with down the cushion, the punching press groove has been seted up to the top surface of cushion down, inside one side fixed mounting in punching press groove has the joint piece, and the joint groove has been seted up to one side of convex die plate, the joint piece with joint groove movable sleeve establishes, the bottom surface fixed mounting of cushion has the die holder down, the top surface of die holder is provided with the upper die base, the bottom surface fixed mounting of upper die base has the upper padding plate, the bottom surface fixed mounting of upper padding plate has the die board.

Through adopting above-mentioned technical scheme, through setting up the die holder, through placing the die holder on the punch press, then punch press upper die base, the upper die base drives the upper padding plate and moves down with the die plate mutually, then set up at spring coil body and convex die board movable sleeve, thereby it cuts the excircle wall of spring coil body to be acted on at pressure by the die plate blade again, make processing notch thickness be spring coil body two-thirds's thickness, accomplish the product through thermal treatment, the finish back, through changing the convex die board, use blade length degree to be the convex die board of spring coil body thickness, punching press once more.

Preferably, four corners of the top surface of the lower die holder are fixedly provided with limiting columns, the outer circular wall surface of each limiting column is movably sleeved with a spring body, limiting holes are formed in the four corners of the top surface of the upper die holder, and one end of each limiting column penetrates through the corresponding limiting hole and extends to the top surface of the upper die holder.

By adopting the technical scheme, through setting the limiting column, one end of the limiting column penetrates through the limiting hole and extends to the top surface of the upper die base, and under the action of the spring body, the upper die base is connected with the lower die base, and the upper die base is reset after the punching is completed.

To sum up, the utility model discloses mainly have following beneficial effect:

the novel adopted primary notching and semi-shearing, heat treatment, finishing and secondary notching and waste material falling process can process opening stamping parts with different requirements, the influence of heat treatment and finishing on product quality is avoided, the production cost is reduced, waste materials are connected with a processing notch through the semi-shearing process, product deformation is small in subsequent heat treatment and finishing processing, the final falling waste materials are not strong due to combination of the waste materials after semi-shearing and the product, the blanking force is small, and the problem of hard cutting damage to a die is solved to obtain a high-quality spring ring body.

Through adopting above-mentioned technical scheme, through setting up the die holder, through placing the die holder on the punch press, then punch press upper die base, the upper die base drives the upper padding plate and moves down with the die plate mutually, then set up at spring coil body and convex die board movable sleeve, thereby it cuts the excircle wall of spring coil body to be acted on at pressure by the die plate blade again, make processing notch thickness be spring coil body two-thirds's thickness, accomplish the product through thermal treatment, the finish back, through changing the convex die board, use blade length degree to be the convex die board of spring coil body thickness, punching press once more.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the split structure of the present invention;

FIG. 3 is a schematic diagram of the spring coil notch structure of the present invention;

fig. 4 is a characteristic diagram of the spring coil after one-time notching.

Reference numerals: 1. a spring coil body; 2. processing a notch; 3. a convex template; 4. a lower cushion block; 5. punching a groove; 6. a clamping block; 7. a clamping groove; 8. a lower die holder; 9. an upper die holder; 10. an upper base plate; 11. a cavity plate; 12. a limiting post; 13. a spring; 14. and a limiting hole.

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, 2, 3 and 4, a spring ring notch processing device comprises a spring ring body 1, wherein the spring ring body 1 is of an existing structure and is not described herein any more, a processing notch 2 is formed in the outer circle wall surface of the spring ring body 1, the processing notch 2 is completed through a secondary punching groove by a stamping die, the processing is completed through a pre-punching groove of a first half shear, namely, heat treatment, finishing and a secondary full-shear punching groove, the half shear is formed by punching two thirds of material thickness by a punching die, waste materials are not separated from an outer circle, the product is subjected to heat treatment and finishing, the waste materials are punched through the secondary punching groove to obtain the required processing notch 2, opening stamping parts with different requirements can be processed through the adopted primary punching groove half shear, heat treatment, finishing and secondary punching groove waste material falling process, the influence of the heat treatment and finishing on the product quality is solved, the product deformation is small in the subsequent heat treatment and finishing processing, the final waste materials are combined with the product due to have no strength, the blanking force is small, the damage of a hard cutting die is solved, and the spring ring body 1 is obtained.

Referring to fig. 1, 2, 3 and 4, a spring ring notch processing device, a convex mold plate 3 is movably sleeved in a spring ring body 1, a blade is arranged on the excircle wall surface of the convex mold plate 3, the length of the blade is two thirds of the thickness of the spring ring body 1, a lower cushion block 4 is arranged on the bottom surface of the convex mold plate 3, a punching groove 5 is arranged on the top surface of the lower cushion block 4, a clamping block 6 is fixedly arranged on one side in the punching groove 5, a clamping groove 7 is arranged on one side of the convex mold plate 3, the clamping block 6 is movably sleeved with the clamping groove 7, a lower mold base 8 is fixedly arranged on the bottom surface of the lower cushion block 4, an upper mold base 9 is arranged on the top surface of the lower mold base 8, an upper cushion plate 10 is fixedly arranged on the bottom surface of the upper mold base 9, and a concave mold plate 11 is fixedly arranged on the bottom surface of the upper cushion plate 10, four equal fixed mounting in turning of top surface of die holder 8 have spacing post 12, the outer round wall activity cover of spacing post 12 is equipped with spring body 13, spacing hole 14 has all been seted up at four turning of top surface of upper die base 9, spacing hole 14 is passed and is extended to the top surface of upper die base 9 to the one end of spacing post 12, through setting up die holder 8, through placing die holder 8 on the punch press, then punch upper die base 9, upper die base 9 drives upper padding plate 10 and the die board 11 and moves down mutually, then establish down at spring coil body 1 and 3 movable sleeve of die board, thereby it cuts the outer round wall of spring coil body 1 to be acted on by pressure by 11 blades of die board again, make processing notch 2 thickness be the thickness of 1 two-thirds of spring coil body.

The working principle is as follows: referring to fig. 1-4, the process of primary notching and half-shearing, heat treatment, finishing and secondary notching scrap falling can be used for processing open stamping parts with different requirements, the influence of heat treatment and finishing on the product quality is solved, the production cost is reduced, the scrap is connected with a processing notch 2 through the half-shearing process, the product deformation is small in the subsequent heat treatment and finishing processing, the final scrap falling has no strength due to the combination of the scrap and the product after half-shearing, the blanking force is small, the damage of hard cutting to a die is solved, a high-quality spring ring body 1 is obtained, by arranging a lower die base 8, placing the lower die base 8 on a punch press, then punching an upper die base 9 by a punch, driving an upper padding plate 10 and a concave die plate 11 to move downwards, and then movably sleeving the spring ring body 1 and the convex die plate 3, thereby cut the excircle wall of spring coil body 1 by the 11 blades of die board again in the pressure action, make processing notch 2 thickness be the thickness of spring coil body 1 two-thirds, through setting up die holder 8, through placing die holder 8 on the punch press, then punch press die holder 9, upper die holder 9 drives upper padding plate 10 and moves down with die board 11 mutually, then set up with 3 movable sleeves of die board at spring coil body 1, thereby it cuts the excircle wall of spring coil body 1 to be acted on by 11 blades of die board again in the pressure, make processing notch 2 thickness be the thickness of spring coil body 1 two-thirds, accomplish the product through thermal treatment, the finishing back, through changing die board 3, use blade length degree to be the die board 3 of spring coil body 1 thickness, punching press once more.

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 (4)

1. The utility model provides a processingequipment of spring coil notch which characterized in that includes: the spring ring comprises a spring ring body (1), wherein a processing notch (2) is formed in the excircle wall surface of the spring ring body (1), the processing notch (2) is formed by a stamping die through secondary notching, and the processing notch is formed by one-time half-shearing pre-notching, heat treatment, finishing and secondary full-shearing notching.

2. A spring coil notch processing device as claimed in claim 1, wherein said half-shear is to use a die to punch two thirds of the material thickness, the waste material is not separated from the outer ring, the product is heat treated and finished, and the waste material is punched through a secondary punching groove to obtain the required processed notch (2).

3. The machining device for the spring ring notch according to claim 1, characterized in that a convex mold plate (3) is sleeved on the inner movable sleeve of the spring ring body (1), a blade is arranged on the outer circular wall surface of the convex mold plate (3), the length of the blade is two thirds of the thickness of the spring ring body (1), a lower cushion block (4) is arranged on the bottom surface of the convex mold plate (3), a punching groove (5) is formed in the top surface of the lower cushion block (4), a clamping block (6) is fixedly arranged on one side of the inner portion of the punching groove (5), a clamping groove (7) is formed in one side of the convex mold plate (3), the clamping block (6) is movably sleeved on the clamping groove (7), an upper mold base (8) is fixedly arranged on the bottom surface of the lower cushion block (4), an upper mold base (9) is arranged on the top surface of the lower mold base (8), an upper mold plate (10) is fixedly arranged on the bottom surface of the upper mold base (9), and a concave mold plate (11) is fixedly arranged on the bottom surface of the upper mold plate (10).

4. The machining device for the spring ring notch as claimed in claim 3, wherein limiting columns (12) are fixedly mounted at four corners of the top surface of the lower die holder (8), a spring body (13) is movably sleeved on the outer circle wall surface of each limiting column (12), limiting holes (14) are formed in four corners of the top surface of the upper die holder (9), and one end of each limiting column (12) penetrates through each limiting hole (14) and extends to the top surface of the upper die holder (9).

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