CN214022760U

CN214022760U - Stainless steel sheet bending processing die

Info

Publication number: CN214022760U
Application number: CN202022877388.7U
Authority: CN
Inventors: 陈军
Original assignee: Jiaxing Jiayu Precision Machinery Co ltd
Current assignee: Jiaxing Jiayu Precision Machinery Co ltd
Priority date: 2020-12-02
Filing date: 2020-12-02
Publication date: 2021-08-24
Anticipated expiration: 2030-12-02

Abstract

The utility model discloses a stainless steel sheet metal mold processing of buckling belongs to the sheet material technical field of buckling, draws together the punching press board, bolt fixed connection goes up the top die is passed through to punching press board bottom, go up mould below installation bed die, the fixed frame of bed die outside fixed connection, the spout has been seted up to fixed frame inboard, bed die both sides welded connection has the slider, bolt fixed connection blotter A is passed through to the bed die bottom, blotter A bottom welded connection has damping spring A, damping spring A bottom fixed connection blotter B, bed die and fixed frame fixed connection telescopic link, telescopic link outside nested installation damping spring B, the fillet has been seted up on the inboard top of bed die. The utility model discloses stainless steel sheet metal mold processing of buckling sets up the fillet, and the cavity edge of reducible die and the surperficial friction of adding man-hour of work piece increase bed die's life.

Description

Stainless steel sheet bending processing die

Technical Field

The utility model relates to a sheet bending technology field especially relates to a stainless steel sheet metal mold processing of buckling.

Background

In sheet metal processing, there are a large number of sheet metal parts that need to be processed to have bends. At present, a metal plate (i.e., a workpiece) is generally punched, and the workpiece is deformed under the combined action of a male die and a female die, so that the workpiece is bent into a set shape. Because the bending stress resistance of the metal plate is large and the metal plate is not easy to bend, the edge of the concave cavity of the concave die is easy to scratch the surface of a processed workpiece in the bending forming process.

The patent number 201410196252 discloses a stainless steel sheet bending processing die, wherein a top die is composed of a plurality of die plates, the lower end of each die plate forms a bending die head, the lower end surface of the bending die head forms a stamping surface, any section of the stamping surface is an upwardly concave arc surface, and the arc radiuses and the arc lengths of the stamping surfaces of the die plates are equal; the bottom die is provided with an open bending square groove, two side surfaces of the bending square groove are perpendicular to the working table surface, a deformation groove is respectively formed in the bottom surface of the bending square groove downwards along the two side surfaces of the bending square groove, a bearing surface is formed on the bottom surface between the two deformation grooves, and any section of the bearing surface is an upwardly arched arc surface; the arc radius and the arc length of the stamping surface are respectively equal to those of the bearing surface. In the stamping and bending process, the metal sheet is placed on the bottom die, the driving mechanism drives the die frame to move downwards, and the bending die head of the top die can stamp the metal sheet into the bending square groove of the bottom die to perform multi-angle bending.

The bending processing die for the stainless steel sheet has some defects; 1. above-mentioned stainless steel sheet bending mold is because sheet metal's bending stress is great, and is not flexible, at the fashioned in-process of buckling, the surface of work piece is scotched easily to the cavity edge of die. 2. Above-mentioned stainless steel sheet bending mold processing of buckling can produce vibrations when last mould and bed die bending process, causes the influence to the precision that the stainless steel sheet material was bent.

SUMMERY OF THE UTILITY MODEL

The utility model provides a stainless steel sheet metal mold processing of buckling aims at solving at the fashioned in-process of buckling, and the cavity edge of die is scotch the surface of work piece easily, and goes up the mould and bend with the bed die man-hour, can produce vibrations, causes the problem of influence to the precision that the stainless steel sheet metal was bent.

The utility model provides a specific technical scheme as follows:

the utility model provides a pair of stainless steel sheet metal mold processing of buckling, including the punching press board, the punching press board bottom is through bolt fixed connection upper die, go up mould below installation bed die, the fixed frame of bed die outside fixed connection, the spout has been seted up to fixed frame inboard, bed die both sides welded connection has the slider, bolt fixed connection blotter A is passed through to the bed die bottom, blotter A bottom welded connection has damping spring A, damping spring A bottom fixed connection has blotter B, bed die and fixed frame fixed connection telescopic link, telescopic link outside nested installation damping spring B, the fillet has been seted up on the inboard top of bed die.

Optionally, the sliding block and the sliding groove are in an axisymmetric structure along the vertical central axis of the fixing frame.

Optionally, one end of the damping spring B is connected with the lower die in a welded mode, and the other end of the damping spring B is connected with the inner side of the bottom end of the fixing frame in a welded mode.

Optionally, the cushion pad a, the cushion pad B and the damping spring a are in an axisymmetric structure along the central axis of the lower die.

Optionally, the shape of the cushion pad a and the cushion pad B are both cuboid structures.

Optionally, a groove is formed in the inner side of the lower die, and the groove is connected with the upper die in a clamping mode.

The utility model has the advantages as follows:

1. the embodiment of the utility model provides a stainless steel sheet metal mold processing of buckling, at the fashioned in-process of buckling, the easy scotch surface of work piece in the cavity edge of die, the fillet has all been seted up on 3 both sides cavity tops of bed die, and the cavity edge of the reducible die in fillet and the surperficial friction of adding man-hour of work piece increase the life of bed die.

2. Bolt fixed connection blotter A is passed through to the bed die bottom, blotter A has reduced the impact force of last mould to the bed die, blotter A bottom welded connection has damping spring A, damping spring A bottom fixed connection has blotter B, through the blotter group, mutually support between damping spring group and the telescopic link, the vibrations of mould to the bed die are gone up to reducible panel when buckling, improve the work piece machining precision of buckling, the spout has been seted up to fixed frame inboard, bed die both sides welded connection has the slider, slider and spout are the axisymmetric structure along the vertical axis of fixed frame, the slider is convenient for go up the mould and provides power for the bed die pushes down, be convenient for reduce vibrations.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic view of an overall structure of a stainless steel sheet bending mold according to an embodiment of the present invention;

fig. 2 is a schematic diagram of a local enlarged structure of a bending mold for a stainless steel sheet according to an embodiment of the present invention.

In the figure: 1. stamping the plate; 2. an upper die; 3. a lower die; 4. a cushion pad A; 5. a damping spring A; 6. a cushion B; 7. a telescopic rod; 8. a damping spring B; 9. a fixing frame; 10. a slider; 11. a chute; 12. and (4) rounding.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, 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 belong to the protection scope of the present invention.

A stainless steel sheet bending die according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 2.

Referring to fig. 1 to 2, a stainless steel sheet bending processing mold provided by an embodiment of the present invention includes a stamping plate 1, the bottom end of the stamping plate 1 is fixedly connected to an upper mold 2 through a bolt, a lower mold 3 is installed below the upper mold 2, the outer side of the lower mold 3 is fixedly connected to a fixed frame 9, the inner side of the fixed frame 9 is provided with a chute 11, two sides of the lower mold 3 are welded and connected to a slider 10, the bottom end of the lower mold 3 is fixedly connected to a cushion a4 through a bolt, the bottom end of the cushion a4 is welded and connected to a damping spring a5, the bottom end of the damping spring a5 is fixedly connected to a cushion B6, the lower mold 3 and the fixed frame 9 are fixedly connected to a telescopic rod 7, the damping spring B8 is nested and installed outside the telescopic rod 7, the top end of the inner side of the lower mold 3 is provided with a round corner 12, and the round corner 12 is provided, so as to reduce friction between the cavity edge of a female mold and the surface of a workpiece during processing, increase bed die 3's life, through the cushion group, the shock attenuation damping spring group and the telescopic link 7 between mutually supporting, the vibrations of bed die 2 to bed die 3 when reducible panel is buckled improve the work piece and buckle the machining precision.

Referring to fig. 1, the sliding block 10 and the sliding groove 11 are axially symmetric along the vertical central axis of the fixing frame 9, and the sliding block 10 facilitates the downward pressing of the upper mold 2 for the lower mold 3 to provide power, thereby facilitating the reduction of vibration.

Referring to fig. 1, one end of the damping spring B8 is welded to the lower mold 3, the other end of the damping spring B8 is welded to the inner side of the bottom end of the fixing frame 9, and the damping spring B8 reduces the vibration generated by the extrusion of the upper mold 2 to the lower mold 3.

Referring to fig. 1, the cushion a4, the cushion B6 and the damping spring a5 are in an axisymmetric structure along the central axis of the lower die 3, and through the mutual cooperation among the cushion a4, the cushion B6 and the damping spring a5, the vibration of the upper die 2 to the lower die 3 during bending of a plate can be reduced, and the workpiece bending precision can be improved.

Referring to fig. 1, the cushion a4 and the cushion B6 are rectangular parallelepiped, and the cushion a4 and the cushion B6 reduce the shock and impact force during bending.

Referring to fig. 1, a groove is formed in the inner side of the lower die 3, and the groove is connected with the upper die 2 in a clamping manner, so that the stainless steel sheet can be bent conveniently.

The utility model relates to a stainless steel sheet bending processing die, stainless steel sheet is placed on a lower die 3, a stamping plate 1 moves downwards, the stamping plate 1 moves downwards to enable an upper die 2 to move downwards, round corners 12 are arranged at the top ends of cavities at two sides of the lower die 3, the round corners 12 can reduce the friction between the cavity edge of a female die and the surface of a workpiece during processing, the service life of the lower die 3 is prolonged, the upper die 2 moves downwards to generate impact force, the impact force acts on the lower die 3 to enable the lower die 3 to move downwards, the bottom end of the lower die 3 is fixedly connected with a buffer cushion A4 through bolts, the buffer cushion A4 reduces the impact force of the upper die 2 on the lower die 3, the bottom end of the buffer cushion A4 is welded with a damping spring A5, the bottom end of the damping spring A5 is fixedly connected with a buffer cushion B6, through the buffer cushion group, the damping spring group is matched with a telescopic rod 7, the vibrations of mould 2 to bed die 3 when reducible panel is buckled improve the work piece and buckle the machining precision, and spout 11 has been seted up to fixed frame 9 inboard, and 3 both sides welded connection of bed die has slider 10, and slider 10 and spout 11 are the axisymmetric structure along the vertical axis of fixed frame 9, and slider 10 is convenient for go up mould 2 and is provided power for bed die 3 pushes down, is convenient for reduce vibrations.

The utility model relates to a stainless steel sheet bending processing die, which comprises a die 1 and a stamping plate; 2. an upper die; 3. a lower die; 4. a cushion pad A; 5. a damping spring A; 6. a cushion B; 7. a telescopic rod; 8. a damping spring B; 9. a fixing frame; 10. a slider; 11. a chute; 12. and (4) rounding. The components are standard parts in general or known to those skilled in the art, and their structure and principle are known to those skilled in the art through technical manuals or through routine experimentation.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a stainless steel sheet metal mold processing of buckling, includes stamped sheet (1), its characterized in that, the stamped sheet (1) bottom is through bolt fixed connection upper die (2), upper die (2) below installation bed die (3), the fixed frame (9) of bed die (3) outside fixed connection, spout (11) have been seted up to fixed frame (9) inboard, welded connection has slider (10) in bed die (3) both sides, bed die (3) bottom is through bolt fixed connection blotter A (4), blotter A (4) bottom welded connection has shock attenuation damping spring A (5), shock attenuation damping spring A (5) bottom fixed connection has blotter B (6), bed die (3) and fixed frame (9) fixed connection telescopic link (7), nested installation shock attenuation damping spring B (8) in telescopic link (7) outside, the top end of the inner side of the lower die (3) is provided with a round angle (12).

2. The stainless steel sheet bending die according to claim 1, wherein the sliding block (10) and the sliding groove (11) are axially symmetrical along a vertical central axis of the fixed frame (9).

3. The stainless steel sheet bending processing die according to claim 1, wherein one end of the shock absorption damping spring B (8) is welded to the lower die (3), and the other end of the shock absorption damping spring B (8) is welded to the inner side of the bottom end of the fixing frame (9).

4. The stainless steel thin plate bending processing die according to claim 1, wherein the cushion pad A (4), the cushion pad B (6) and the damping spring A (5) are in an axisymmetric structure along the central axis of the lower die (3).

5. The stainless steel sheet bending processing die according to claim 1, wherein the cushion pad A (4) and the cushion pad B (6) are both rectangular parallelepiped in shape.

6. The stainless steel sheet bending processing die according to claim 1, wherein a groove is formed in the inner side of the lower die (3), and the groove is connected with the upper die (2) in a clamping manner.