CN211990538U

CN211990538U - Scratch-proof die

Info

Publication number: CN211990538U
Application number: CN201922377228.3U
Authority: CN
Inventors: 杨东; 张金山; 张钊
Original assignee: Anhui Qianyuan Mould Co ltd
Current assignee: Anhui Qianyuan Mould Co ltd
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-11-24
Anticipated expiration: 2029-12-26

Abstract

A scratch-proof die comprises a movable die plate and a fixed die plate which are arranged oppositely up and down, wherein a conveying channel is arranged between the movable die plate and the fixed die plate; the corner at the outermost side of the bottom surface of the movable template is a movable mould feeding guide angle, the corner at the outermost side of the top surface of the fixed template is a fixed mould feeding guide angle, the movable mould feeding guide angle and the fixed mould feeding guide angle are arc-shaped, and the movable mould feeding guide angle and the fixed mould feeding guide angle are used for eliminating scratches on the material plate; the outer side surface of the fixed template is connected with a positioning mechanism, the flitch penetrates through the positioning mechanism, and the positioning mechanism is used for reducing the swing amplitude of the flitch; the utility model discloses a process right angle limit for the arc angle, even the flitch makes progress or downstream, also can only slide forward along the cambered surface, can not by the cambered surface fish tail, the effectual product quality of having guaranteed.

Description

Scratch-proof die

Technical Field

The utility model belongs to the technical field of stamping die, in particular to scratch-proof die.

Background

The stamping die is a special process device for processing materials (metal or nonmetal) into parts (or semi-finished products) in cold stamping processing, and is called as a cold stamping die (commonly called as a cold stamping die); stamping, which is a press working method for obtaining a required part by applying pressure to a material at room temperature by using a die mounted on a press machine to cause separation or plastic deformation;

in the stamping process, the uncoiler is required to convey the coiled material plates together, and the working principle of the uncoiler is to generate an upper supporting force and a lower supporting force to separate the material plates, so that the coiled plates can swing and feed in the vertical direction in a reciprocating manner;

as shown in figure 4, when a rolled plate swings upwards, the right-angle edge at the outer side of the bottom surface of the movable template can scrape the rolled plate, and when the rolled plate swings downwards, the right-angle edge at the outer side of the top surface of the fixed template can scrape the rolled plate, so that the surface of a produced product is scratched, and the quality of the product is not high.

SUMMERY OF THE UTILITY MODEL

The utility model provides a to the not enough of prior art existence, provide a scratch-proof die, concrete technical scheme as follows:

a scratch-proof die comprises a movable die plate and a fixed die plate which are arranged oppositely up and down, wherein a conveying channel is arranged between the movable die plate and the fixed die plate; the corner at the outermost side of the bottom surface of the movable template is a movable mould feeding guide angle, the corner at the outermost side of the top surface of the fixed template is a fixed mould feeding guide angle, the movable mould feeding guide angle and the fixed mould feeding guide angle are arc-shaped, and the movable mould feeding guide angle and the fixed mould feeding guide angle are used for eliminating scratches on the material plate; the outer side surface of the fixed die plate is connected with a positioning mechanism, the flitch penetrates through the positioning mechanism, and the positioning mechanism is used for reducing the swing amplitude of the flitch.

Further, the angle between the feeding guide angle of the movable mold and the feeding guide angle of the fixed mold is the same, and the angle of the feeding guide angle of the movable mold is 45 degrees.

Further, the fixed die feeding guide angle is positioned on the outer side of the moving die feeding guide angle.

Furthermore, the positioning mechanism comprises an upper roller, a lower roller, a fixing plate and a support frame, the upper roller and the lower roller are rotatably mounted on the inner side of the fixing plate, the material plate is attached to and penetrates through the space between the upper roller and the lower roller, the bottom end of the fixing plate is connected with the support frame, and the support frame is fixedly connected with the outer side face of the fixed die plate.

Furthermore, the positioning mechanism further comprises a blocking mechanism, the blocking mechanism is symmetrically arranged on the outer wall of the upper roller, and the blocking mechanism is in sliding fit with the side edge of the material plate.

Furthermore, the blocking mechanism comprises a blocking ring, a sliding sleeve and a locking knob, the sliding sleeve is sleeved on the outer wall of the upper roller in a sliding manner, the blocking ring is arranged on the inner side of the sliding sleeve, and the sliding sleeve and the upper roller are fixed through the locking knob.

The utility model has the advantages that:

1. by processing the right-angle edge into the arc angle, the material plate only slides forwards along the arc surface even if moving upwards or downwards, and cannot be scratched by the arc surface, so that the product quality is effectively ensured;

2. utilize positioning mechanism can reduce the amplitude of flitch, stability when guaranteeing the flitch and carry further avoids the fish tail, improves stamping forming effect.

Drawings

Fig. 1 shows a schematic structural view of a scratch-proof mold of the present invention;

fig. 2 shows a schematic structural diagram of the positioning mechanism of the present invention;

FIG. 3 shows an enlarged schematic view of FIG. 2 at A;

FIG. 4 shows a prior art structural schematic;

shown in the figure: 1. the device comprises a movable template, 11, a movable mold feeding guide angle, 2, a fixed template, 21, a fixed mold feeding guide angle, 3, a conveying channel, 4, an uncoiler, 5, a material plate, 6, a positioning mechanism, 61, an upper roller, 62, a lower roller, 63, a fixing plate, 64, a supporting frame, 65, a blocking mechanism, 651, a baffle ring, 652, a sliding sleeve, 653 and a locking knob.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following 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.

A scratch-proof die comprises a movable die plate 1 and a fixed die plate 2 which are arranged oppositely up and down, wherein a conveying channel 3 is arranged between the movable die plate 1 and the fixed die plate 2; the conveying channel 3 is a conveying area of the material plate 5, and the material plate 5 can be sent out after the material plate is processed in the area;

the outermost corner of the bottom surface of the movable template 1 is a movable mold feeding guide angle 11, and the upper surface of the material plate 5 is in contact collision with the movable mold feeding guide angle 11 during conveying;

the outermost corner of the top surface of the fixed die plate 2 is a fixed die feeding guide angle 21, and the lower surface of the flitch 5 is contacted and collided with the fixed die feeding guide angle 21 when being conveyed;

the movable die feeding guide angle 11 and the fixed die feeding guide angle 21 are both arc-shaped and are designed to be arc-shaped, so that when a flitch collides with the guide angles, the flitch can only slide forwards along the arc surface and cannot be scratched, the problem that a die is scratched is effectively solved, and the product quality is improved;

the movable die feeding guide angle 11 and the fixed die feeding guide angle 21 are used for eliminating scratches on the material plate 5; the outer side surface of the fixed die plate 2 is connected with a positioning mechanism 6, the flitch 5 penetrates through the positioning mechanism 6, and the positioning mechanism 6 is used for reducing the swing amplitude of the flitch 5; utilize positioning mechanism 6 to reduce swing range, stability when can improve flitch 5 and carry to further avoid the emergence of the fish tail condition.

As an improvement of the above technical solution, the angles between the moving mold feeding guide angle 11 and the fixed mold feeding guide angle 21 are the same, and the angle of the moving mold feeding guide angle 11 is 45 °; the angle of 45 ° makes the guiding protection optimal, so that the material plate 5 can enter the conveying channel 3 more easily.

As a modification of the above technical solution, the fixed die feeding guide angle 21 is located outside the movable die feeding guide angle 11; the two guide angles are arranged in a staggered manner, so that the protection surface can be improved.

As an improvement of the above technical solution, the positioning mechanism 6 includes an upper roller 61, a lower roller 62, a fixing plate 63 and a support frame 64, the upper roller 61 and the lower roller 62 are rotatably mounted inside the fixing plate 63, the material plate 5 is attached to and passes through between the upper roller 61 and the lower roller 62, the bottom end of the fixing plate 63 is connected with the support frame 64, and the support frame 64 is fixedly connected with the outer side surface of the fixed die plate 2; the arrangement of the upper roller 61 and the lower roller 62 can clamp and position the flitch 5, and meanwhile, the normal conveying of the flitch 5 cannot be influenced, and the rollers can rotate along with the flitch 5.

As an improvement of the above technical solution, the positioning mechanism 6 further includes a blocking mechanism 65, the blocking mechanism 65 is symmetrically installed on the outer wall of the upper roller 61, and the blocking mechanism 65 is slidably attached to the side edge of the flitch 5; the blocking mechanism 65 can prevent the flitch from shifting in the left-right direction, so that the limiting effect is further improved.

As an improvement of the above technical solution, the blocking mechanism 65 includes a blocking ring 651, a sliding sleeve 652 and a locking knob 653, the sliding sleeve 652 is slidably sleeved on the outer wall of the upper roller 61, the blocking ring 651 is disposed inside the sliding sleeve 652, and the sliding sleeve 652 and the upper roller 61 are fixed by the locking knob 653; the sliding sleeve 652 can be used to change the blocking position, so as to meet the positioning requirements of flitches 5 with different widths.

When the utility model is implemented, the utility model,

the end part of the flitch 5 penetrates between the upper roller 61 and the lower roller 62, the position of the sliding sleeve 652 is adjusted according to the width of the flitch 5, so that the baffle ring 651 is in sliding fit with the side edge of the flitch 5, and the locking knob 653 is screwed after the position is determined;

the uncoiler 4 conveys the coiled material plate 5 into the conveying channel 3, and the uncoiler 4 can drive the material plate 5 to swing up and down when working, so that the material plate 5 can swing up and down while being conveyed forwards; the material plate 5 is conveyed, and the movable die plate 1 moves downwards to punch the material plate;

when the material plate 5 passes through the fixed die feeding guide angle 21, the material plate 5 swinging downwards is in contact collision with the cambered surface of the fixed die feeding guide angle 21, and the cambered surface cannot scratch the material plate 5; when the material plate 5 passes through the feeding guide angle 11 of the movable die, the material plate 5 swinging upwards can be in contact with the cambered surface of the feeding guide angle 11 of the movable die, and the material plate 5 cannot be scratched;

in the whole conveying process, the retainer ring 651 can abut against the limiting plate 5 from the left side and the right side, the upper roller 61 and the lower roller 62 rotate along with the plate 5 and limit the plate 5 from the up-down direction.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides an anti-scratch mould which characterized in that: the device comprises a movable template (1) and a fixed template (2) which are arranged oppositely up and down, wherein a conveying channel (3) is arranged between the movable template (1) and the fixed template (2); the outermost corner of the bottom surface of the movable template (1) is a movable die feeding guide angle (11), the outermost corner of the top surface of the fixed template (2) is a fixed die feeding guide angle (21), the movable die feeding guide angle (11) and the fixed die feeding guide angle (21) are arc-shaped, and the movable die feeding guide angle (11) and the fixed die feeding guide angle (21) are used for eliminating scratches on the flitch (5); the outer side surface of the fixed die plate (2) is connected with a positioning mechanism (6), the flitch (5) penetrates through the positioning mechanism (6), and the positioning mechanism (6) is used for reducing the swing amplitude of the flitch (5).

2. The scratch-resistant mold according to claim 1, wherein: the angle between the feeding guide angle (11) of the movable die and the feeding guide angle (21) of the fixed die is the same, and the angle of the feeding guide angle (11) of the movable die is 45 degrees.

3. A scratch-resistant mould as claimed in claim 2, wherein: the fixed die feeding guide angle (21) is positioned on the outer side of the moving die feeding guide angle (11).

4. The scratch-resistant mold according to claim 1, wherein: the positioning mechanism (6) comprises an upper roller (61), a lower roller (62), a fixing plate (63) and a supporting frame (64), the upper roller (61) and the lower roller (62) are rotatably mounted on the inner side of the fixing plate (63), the material plate (5) is attached to and penetrates through the upper roller (61) and the lower roller (62), the supporting frame (64) is connected to the bottom end of the fixing plate (63), and the supporting frame (64) is fixedly connected with the outer side face of the fixed die plate (2).

5. The scratch-resistant mold according to claim 4, wherein: the positioning mechanism (6) further comprises a blocking mechanism (65), the blocking mechanism (65) is symmetrically arranged on the outer wall of the upper roller (61), and the blocking mechanism (65) is attached to the side edge of the material plate (5) in a sliding mode.

6. The scratch-resistant mold according to claim 5, wherein: the blocking mechanism (65) comprises a blocking ring (651), a sliding sleeve (652) and a locking knob (653), the sliding sleeve (652) is slidably sleeved on the outer wall of the upper roller (61), the blocking ring (651) is arranged on the inner side of the sliding sleeve (652), and the sliding sleeve (652) and the upper roller (61) are fixed through the locking knob (653).