CN210701943U

CN210701943U - Continuous stretching rotary cutting die for automobile parts

Info

Publication number: CN210701943U
Application number: CN201921343945.8U
Authority: CN
Inventors: 樊庆雷
Original assignee: Huzhou Shengwei Precision Technology Co Ltd
Current assignee: Huzhou Shengwei Precision Technology Co Ltd
Priority date: 2019-08-19
Filing date: 2019-08-19
Publication date: 2020-06-09
Anticipated expiration: 2029-08-19

Abstract

The utility model provides a continuous drawing rotary-cut mould for automobile parts, which relates to the field of cold stamping moulds, and comprises a bottom plate, wherein the top of the bottom plate is fixed with a bottom die and a hydraulic cylinder, the top of the hydraulic cylinder is provided with a top plate, the bottom of the top plate is connected with a sliding rod in a sliding way, the bottom of the sliding rod is fixed with a mounting plate, the bottom of the mounting plate is fixed with a columnar top die, the top of the bottom die is provided with a bottom groove matched with the top die, the continuous drawing rotary-cut mould for automobile parts can finish the drawing and cutting of a flitch by descending the top die twice, the operation is finished continuously, the work efficiency is improved, the device has simple and compact structure and lower manufacturing cost, the processed workpiece can be polished, the burr on the surface of the workpiece is reduced, the roundness of the outer wall is improved, and the processing quality is improved, the working procedure of polishing in the later stage is saved, and the practicability is better.

Description

Continuous stretching rotary cutting die for automobile parts

Technical Field

The utility model relates to a cold stamping die technical field, concretely relates to automobile parts is with continuous tensile rotary-cut mould.

Background

For a metal cylindrical drawing piece product, trimming is often involved, and the traditional trimming process is to enable a preprocessed punching piece to rotate along the axial direction, and a trimming knife edge slides to be clung to the inner wall of the punching piece for shearing. In the trimming process, the cutter edge is not in contact with the inner wall of the punching part for transition, the impact force of the cutter blade on the inner wall of the punching part is large, so that the cut surface of the inner wall of a manufactured product generates an arc chamfer, at the moment, secondary processing such as polishing and the like is often needed to be carried out on the cut surface so as to enable the end surface to be flat and meet the processing requirement of the product, therefore, the production efficiency of the product is seriously reduced by the traditional trimming process, although the continuous stretching rotary-cut die for the automobile part with the application number of CN201821266537.2 can stretch and rotary-cut the workpiece, the stretched workpiece needs to be moved to the rotary-cut position, and the processing efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides an automobile parts is with continuous tensile rotary-cut mould has solved the contrast file and need remove to rotary-cut department after with the work piece is tensile just can go on, has influenced machining efficiency's problem.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a continuous drawing rotary-cut die for automobile parts, which comprises a bottom plate, wherein the top of the bottom plate is fixed with a bottom die and a hydraulic cylinder, the top of the hydraulic cylinder is provided with a top plate, the bottom of the top plate is connected with a slide bar in a sliding way, and the bottom of the sliding rod is fixed with a mounting plate, the bottom of the mounting plate is fixed with a columnar top die, the top of the bottom die is provided with a bottom groove matched with the top die, the outer wall of the top die is sleeved with a cutting ring, and the top of the cutting ring is connected with a short rod in a T shape, the top of the short rod extends to the top of the mounting plate, a right electric push rod is bolted at the bottom of the mounting plate and positioned at the side part of the top die, a controller electrically connected with the right electric push rod is installed at the top of the top plate, the end part of the right electric push rod is connected with a clamping block, and the end part of the clamping block is provided with a side groove matched with the top die.

Preferably, the motor is installed at the top of mounting panel and the lateral part that is located the top mould, and the motor is not located the bed die internal kerve directly over, the output shaft of motor extends to the bottom side of mounting panel and is connected with the mill, the lateral wall of mounting panel is fixed with left electric putter, and left electric putter is connected with the bottom of roof.

Preferably, the gap between the polishing disc and the top die is consistent with the distance between the bottom groove and the outer wall of the bottom die.

Preferably, the bottom of the mounting plate and the outer wall of the polishing disc are bonded with rubber rings, the top of the top plate is fixed with a fan electrically connected with the controller, a guide pipe is connected between the air inlet end of the fan and the rubber rings, and a dust collection box is fixed at the air outlet end of the fan.

Preferably, a rubber plate is fixed between the bottom die and the bottom plate, and the area of the rubber plate is larger than the bottom area of the bottom die.

Preferably, the base made of rubber materials is bonded at four corners of the bottom plate, and the base is in a round table shape.

(III) advantageous effects

The utility model provides a automobile parts is with continuous tensile rotary-cut mould. The method has the following beneficial effects:

1. this automobile parts is with tensile rotary-cut mould in succession can accomplish the drawing and cutting of flitch through the decline of twice top mould, and the operation links up the completion, helps improving work efficiency, and device simple structure is compact simultaneously, and the cost of manufacture is lower.

2. This automobile parts is with tensile rotary-cut mould in succession can polish the work piece after processing, reduces the burr on its surface, improves the mellow nature of outer wall, helps improving processingquality, has saved the process that the later stage was polished, and the practicality is better, and the dust of the production of polishing can be collected the processing, has guaranteed staff's health.

Drawings

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

FIG. 2 is an enlarged view of A in FIG. 1;

fig. 3 is a bottom view of the rubber ring of the present invention;

fig. 4 is a schematic view of the fixture block of the present invention.

In the figure: the device comprises a base plate 1, a bottom die 2, a hydraulic cylinder 3, a top plate 4, a sliding rod 5, a mounting plate 6, a top die 7, a bottom groove 8, a short rod 9, a cutting ring 10, a right electric push rod 11, a clamping block 12, a side groove 13, a motor 14, a polishing disc 15, a left electric push rod 16, a rubber ring 17, a fan 18, a guide pipe 19, a dust collection box 20, a rubber plate 21 and a base 22.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: a continuous stretching rotary cutting die for automobile parts comprises a bottom plate 1, a bottom die 2 and a hydraulic cylinder 3 are fixed on the top of the bottom plate 1, the type of the hydraulic cylinder 3 is HOB, a top plate 4 is installed on the top of the hydraulic cylinder 3, the top end of a telescopic rod of the hydraulic cylinder 3 is bolted with the bottom of the top plate 4, a sliding rod 5 is connected on the bottom of the top plate 4 in a sliding manner, a mounting plate 6 is fixed on the bottom of the sliding rod 5, a columnar top die 7 is fixed on the bottom of the mounting plate 6, a bottom groove 8 matched with the top die 7 is formed in the top of the bottom die 2, a cutting ring 10 is sleeved on the outer wall of the top die 7, a T-shaped short rod 9 is connected on the top of the cutting ring 10, the top of the short rod 9 extends to the top of the mounting plate 6, a right electric push rod 11 is bolted on the bottom of the mounting plate 6 and on the side portion of the top die 7, a controller electrically, the rated power 11w, the operating voltage is 24V, the end part of the right electric push rod 11 is connected with a clamping block 12, the end part of the clamping block 12 is provided with a side groove 13 matched with the top die 7, the flitch is arranged at the top of the bottom die 2, the hydraulic cylinder 3 drives the top plate 4 to descend through the contraction of the telescopic rod, the top die 7 can descend to press the part of the flitch into the bottom groove 8 of the bottom die 2, the cylindrical stretching operation of the flitch is completed, after the top plate 4 ascends, the right electric push rod 11 extends to enable the side groove 13 of the clamping block 12 to be sleeved outside the top die 7, the cutting ring 10 is located below the clamping block 12 at the moment, the top die 7 descends again to enable the cutting ring 10 to cut the flitch, the cylindrical part of the flitch is separated from other parts, the stretching and cutting operations are continuous.

The top of the mounting plate 6 is located on the side portion of the top die 7, the motor 14 is installed, the type of the motor 14 is YCP-100L2-4, the power is 3KW, the motor 14 is not located right above the bottom groove 8 in the bottom die 2, an output shaft of the motor 14 extends to the bottom side of the mounting plate 6 and is connected with a polishing disc 15, a left electric push rod 16 is fixed on the side wall of the mounting plate 6, the left electric push rod 16 is connected with the bottom of the top plate 4, the types of the left electric push rod 16 and the right electric push rod 11 are XTL100, the mounting structure is horizontal, the mounting plate 6 can be transversely moved by extending the left electric push rod 16, the polishing disc 15 is moved right above the bottom groove 8, the motor 14 drives the polishing disc 15 to rotate, the rotating polishing disc 15 can polish cut workpieces, burrs on the surfaces of the cut workpieces are reduced, the roundness of the outer walls is improved, and the processing quality is improved.

Wherein, the space between the grinding disc 15 and the top die 7 is consistent with the distance between the bottom groove 8 and the outer wall of the bottom die 2.

Wherein, the bottom of mounting panel 6 and the outer wall that is located the mill 15 bond and have rubber ring 17, the top of roof 4 is fixed with the fan 18 with controller electric connection, and is connected with pipe 19 between the air inlet end of fan 18 and the rubber ring 17, and the air-out end of fan 18 is fixed with dust collection box 20, and the in-process rubber ring 17 of polishing covers the mill 15, avoids the dust to fly upward, and fan 18 accessible pipe 19 leads the dust to dust collection box 20 inside and collects the processing.

Wherein, be fixed with rubber slab 21 between die block 2 and bottom plate 1, and the area of rubber slab 21 is greater than the basal area of die block 2, can cushion the pressure to bottom plate 1 when top mould 7 descends.

Wherein, the base 22 that has the rubber material all to bond in bottom four corners department of bottom plate 1, and base 22 is the round platform form, helps improving the stability of erectting.

The working principle is as follows: when the device is used, a material plate is arranged at the top of a bottom die 2, a hydraulic cylinder 3 drives a top plate 4 to descend through contraction of a telescopic rod, a top die 7 can descend to press part of the material plate into a bottom groove 8 of the bottom die 2, so that cylindrical stretching operation of the material plate is completed, after the top plate 4 ascends, a right electric push rod 11 extends to enable a side groove 13 of a clamping block 12 to be sleeved outside the top die 7, at the moment, a cutting ring 10 is positioned below the clamping block 12, the top die 7 descends again to enable the cutting ring 10 to cut the material plate, the cylindrical part of the material plate is separated from other parts, stretching and cutting operations are continuously carried out, after stretching and cutting, a left electric push rod 16 extends to enable a mounting plate 6 to transversely move, a polishing disc 15 is moved to be right above the bottom groove 8, a motor 14 drives the polishing disc 15 to rotate, the rotating polishing disc 15 can polish cut-cut workpieces, and reduce burrs on the surfaces, the rubber ring 17 covers the polishing disc 15 during polishing to prevent dust from flying, and the fan 18 can guide the dust to the inside of the dust collection box 20 through the guide pipe 19 for collection and treatment.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.

Claims

1. The utility model provides an automobile parts is with continuous tensile rotary-cut mould, its characterized in that, includes bottom plate (1), the top of bottom plate (1) is fixed with die block (2) and pneumatic cylinder (3), roof (4) are installed at the top of pneumatic cylinder (3), the bottom sliding connection of roof (4) has slide bar (5), and the bottom of slide bar (5) is fixed with mounting panel (6), the bottom of mounting panel (6) is fixed with columnar top mould (7), kerve (8) with top mould (7) looks adaptation are seted up at the top of die block (2), the outer wall of top mould (7) has cup jointed cutting ring (10), and the top of cutting ring (10) is connected with quarter butt (9) of "T" shape, the top of quarter butt (9) extends to the top of mounting panel (6), the bottom of mounting panel (6) and the lateral part bolt that is located top mould (7) have connect right electric putter (11), the controller electrically connected with the right electric push rod (11) is installed at the top of the top plate (4), a clamping block (12) is connected to the end portion of the right electric push rod (11), and a side groove (13) matched with the top die (7) is formed in the end portion of the clamping block (12).

2. The continuous drawing rotary-cut die for the automobile parts according to claim 1, characterized in that: the top of mounting panel (6) and the lateral part that is located top mould (7) install motor (14), and motor (14) are not located die block (2) inner bottom groove (8) directly over, the output shaft of motor (14) extends to the bottom side of mounting panel (6) and is connected with and beats mill (15), the lateral wall of mounting panel (6) is fixed with left electric putter (16), and left electric putter (16) are connected with the bottom of roof (4).

3. The continuous drawing rotary-cut die for the automobile parts according to claim 2, characterized in that: and the distance between the gap between the polishing disc (15) and the top die (7) is consistent with the distance between the bottom groove (8) and the outer wall of the bottom die (2).

4. The continuous drawing rotary-cut die for the automobile parts according to claim 2, characterized in that: the bottom of mounting panel (6) and the outer wall that is located millstone (15) bond and have rubber ring (17), the top of roof (4) is fixed with fan (18) with controller electric connection, and is connected with pipe (19) between the air inlet end of fan (18) and rubber ring (17), the air-out end of fan (18) is fixed with dust collection box (20).

5. The continuous drawing rotary-cut die for the automobile parts according to claim 1, characterized in that: a rubber plate (21) is fixed between the bottom die (2) and the bottom plate (1), and the area of the rubber plate (21) is larger than the bottom area of the bottom die (2).

6. The continuous drawing rotary-cut die for the automobile parts according to claim 1, characterized in that: the base (22) made of rubber materials is bonded at four corners of the bottom plate (1), and the base (22) is in a circular truncated cone shape.