Plastic part stamping die with material guiding function

Abstract

A plastic part stamping die with a material guiding function relates to the technical field of stamping and is characterized in that an upper die holder is fixedly arranged on a stamping machine, a lower die holder is fixedly arranged on a machine body of the stamping machine, a feeding frame is arranged on the right side of the stamping machine, a limiting frame is fixedly arranged on the upper portion of the lower die holder, and a linkage limiting mechanism is arranged on the right side of the lower die holder. The linkage limiting mechanism is provided with an adjustable material guiding mechanism, the movable rods are movably arranged on the upper die base in a penetrating mode, pressing plates are fixedly arranged at the lower ends of the movable rods, the movable rods are movably sleeved with springs, the two ends of the springs are fixedly connected with the upper die base and the pressing plates respectively, the stamping rods are fixedly arranged at the bottom of the upper die base, and the stamping rods are movably arranged on the pressing plates in a penetrating mode. According to the feeding frame, guiding can be provided for conveying of workpieces, adaptive adjustment can be carried out according to the width specification of a conveying belt of the feeding frame, the workpieces can accurately and stably enter a stamping area, and deviation or material clamping or dislocation is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to stamping technical field, concretely relates to a plastic part stamping die with material guiding function. BACKGROUND

[0002] In the plastic part stamping processing, the conveying and positioning precision of workpiece directly influence the forming quality and production efficiency of product, and the traditional stamping die usually only concentrates on the stamping forming function, and the conveying of workpiece often relies on the external feeding equipment such as feeding frame, but the external feeding equipment is prone to causing the deviation of workpiece due to friction, vibration or inertia in the conveying process, so that the stamping position of workpiece is not accurate, therefore, a plastic part stamping die with material guiding function is urgently needed. SUMMARY

[0003] The utility model discloses to the defects and insufficiency of prior art, provide a kind of plastic part stamping die with material guiding function with reasonable design, to solve above-mentioned problem.

[0004] To achieve the above object, the utility model adopts the following technical scheme: it contains upper die holder and lower die holder, upper die holder is fixedly arranged on the stamping machine, lower die holder is fixedly arranged on the bed of the stamping machine, the right side of the stamping machine is equipped with feeding frame;

[0005] It also contains:

[0006] Limiting frame, the limiting frame is fixedly arranged on the upper part of lower die holder, the right side of lower die holder is equipped with linkage limiting mechanism, and adjustable material guiding mechanism is arranged on the linkage limiting mechanism;

[0007] Movable rod, the movable rod is several, and is movably arranged on the upper die holder, and the lower end of the movable rod is fixedly provided with a pressing plate, a spring is movably sleeved on the movable rod, and the two ends of the spring are fixedly connected with the upper die holder and the pressing plate respectively;

[0008] Stamping rod, the stamping rod is several, and is fixedly arranged on the bottom of upper die holder, and the stamping rod is movably arranged on the pressing plate.

[0009] Further, the linkage limiting mechanism contains:

[0010] Limiting plate, the limiting plate is arranged on the right side of lower die holder, and a rotating shaft is fixedly arranged in the limiting plate;

[0011] Fixed frame, the fixed frame is fixedly arranged on the right side wall of lower die holder and limiting frame, the limiting plate is movably arranged in the material guiding frame, the rotating shaft is rotatably arranged on the side wall of the fixed frame through bearing, the rear end of the rotating shaft is fixedly sleeved with a spur gear, and the spur gear is located at the rear position of the fixed frame;

[0012] Linkage lever, linkage lever is fixedly arranged on the rear side of the upper part of the pressing plate, the side wall of the linkage lever is fixedly provided with a rack, and the rack is arranged in meshing connection with a spur gear.

[0013] Further, a guide strip is fixedly arranged on the rear side wall of the limiting frame, and a guide groove matched with the guide strip is arranged on the linkage lever.

[0014] Further, the adjustable material guiding mechanism comprises:

[0015] Material guiding plates are arranged on the front and rear sides of the right side of the fixed frame, and the material guiding plates are arranged above the feeding frame, rotating rods are fixedly arranged on the material guiding plates, the rotating rods are rotatably arranged in the fixed frame through bearings, and a support frame is fixedly arranged on the upper part of the fixed frame;

[0016] A synchronous rod is rotatably arranged in the support frame through a bearing, an adjusting handle is rotatably arranged at the front end of the support frame through a bearing, the adjusting handle is fixedly connected with the front end of the synchronous rod, the upper end of the rotating rod is inserted into the support frame and fixedly sleeved with a first bevel gear, two second bevel gears are fixedly sleeved on the synchronous rod, and the first bevel gear is arranged in meshing connection with the second bevel gear.

[0017] Further, a plurality of discharging grooves are arranged on the lower die seat, the lower ends of the stamping rods are arranged in matched connection with the discharging grooves, material blocking covers are fixedly arranged on the front and rear side walls of the lower die seat at positions outside the openings of the plurality of discharging grooves, material guiding grooves are fixedly arranged on the front and rear side walls of the lower die seat and located below the material blocking covers.

[0018] Further, a limiting block is fixedly arranged on the bottom of the upper die seat and arranged in abutting connection with the upper part of the pressing plate.

[0019] Compared with the prior art, the plastic part stamping die with the material guiding function has the advantages that the conveying of the workpiece can be guided, the conveying belt width specifications of the feeding frame can be adapted and adjusted, the workpiece can accurately and stably enter the stamping area, and deviation, material blocking or misplacement can be avoided. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 is a structural schematic view of the utility model.

[0021] Figure 2 is an exploded view of the utility model.

[0022] Figure 3 is Figure 2 is an enlarged view of A part in the figure.

[0023] Figure 4 is Figure 2 is an enlarged view of B part in the figure.

[0024] Figure 5 Figure 2 is a sectional view of the lower die seat in the utility model.

[0025] Mark explanation:

[0026] Upper die seat 1, lower die seat 2, limiting frame 3, linkage limiting mechanism 4, limiting plate 4-1, rotating shaft 4-2, synchronous frame 4-3, straight gear 4-4, linkage rod 4-5, rack 4-6, adjustable material guiding mechanism 5, material guiding plate 5-1, rotating rod 5-2, support frame 5-3, synchronous rod 5-4, adjusting handle 5-5, first bevel gear 5-6, second bevel gear 5-7, movable rod 6, pressing plate 7, spring 8, stamping rod 9, guide strip 10, guide groove 11, discharging groove 12, material blocking cover 13, material guiding groove 14, limiting block 15. Specific implementation

[0027] The technical solutions in the utility model will be described clearly and completely in combination with the drawings, and the preferred embodiments in the description are only as examples, and all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0028] As shown in Figures 1-5 The specific implementation in the embodiment adopts the following technical solutions: it comprises an upper die seat 1 and a lower die seat 2, the upper die seat 1 is fixedly arranged on a stamping machine, the lower die seat 2 is fixedly arranged on a bed of the stamping machine, and the right side of the stamping machine is provided with a feeding frame;

[0029] It further comprises:

[0030] A limiting frame 3 is fixedly arranged on the upper part of the lower die seat 2, the right side of the lower die seat 2 is provided with a linkage limiting mechanism 4, and the linkage limiting mechanism 4 is provided with an adjustable material guiding mechanism 5;

[0031] A movable rod 6 is provided, the movable rod 6 is a plurality of, and is movably arranged on the upper die seat 1, the lower end of the movable rod 6 is fixedly provided with a pressing plate 7, the spring 8 is movably arranged on the movable rod 6, and the two ends of the spring 8 are fixedly connected with the upper die seat 1 and the pressing plate 7; the bottom of the upper die seat 1 is fixedly provided with a limiting block 15, the limiting block 15 is in abutment with the upper part of the pressing plate 7, the limiting block 15 and the pressing plate 7 can limit the limit distance between the pressing plate 7 and the upper die seat 1, so that the phenomenon of damage of the spring 8 due to overload in the stamping process of the workpiece is avoided;

[0032] The punch rod 9 is fixedly arranged at the bottom of the upper die seat 1, and the punch rod 9 is movably arranged on the pressing plate 7. The lower die seat 2 is provided with a plurality of discharge grooves 12. The lower end of the punch rod 9 is arranged in cooperation with the discharge grooves 12. The front and rear side walls of the lower die seat 2 are provided with material blocking covers 13 at positions outside the openings of the discharge grooves 12. The front and rear side walls of the lower die seat 2 are provided with material guide grooves 14, and the material guide grooves 14 are located below the material blocking covers 13. Through the cooperation of the discharge grooves 12, the material blocking covers 13 and the material guide grooves 14, the punch waste can be discharged, so as to avoid the influence of the punch waste remaining on the lower die seat 2 on the processing environment.

[0033] The linkage limiting mechanism 4 comprises:

[0034] The limiting plate 4-1 is arranged on the right side of the lower die seat 2. The rotating shaft 4-2 is fixedly arranged in the limiting plate 4-1.

[0035] The fixed frame 4-3 is fixedly arranged on the right side wall of the lower die seat 2 and the limiting frame 3. The limiting plate 4-1 is movably arranged in the material guide frame. The rotating shaft 4-2 is rotatably arranged on the side wall of the fixed frame 4-3 through a bearing. The rear end of the rotating shaft 4-2 is fixedly sleeved with the straight gear 4-4, and the straight gear 4-4 is located at the rear side of the fixed frame 4-3.

[0036] The linkage rod 4-5 is fixedly arranged on the upper rear side of the pressing plate 7. The guide strip 10 is fixedly arranged on the rear side wall of the limiting frame 3. The linkage rod 4-5 is provided with the guide groove 11 matched with the guide strip 10. The guide strip 10 can guide the up-down movement of the linkage rod 4-5, thereby effectively improving the movement stability of the linkage rod 4-5. The side wall of the linkage rod 4-5 is fixedly provided with the rack 4-6. The rack 4-6 is arranged in meshing cooperation with the straight gear 4-4. Through the cooperation of the rotating shaft 4-2, the straight gear 4-4, the linkage rod 4-5 and the rack 4-6, the linkage of the movement of the pressing plate 7 and the overturning of the limiting plate 4-1 can be realized. The good positioning in the workpiece punching process can be realized, and the punching efficiency of the workpiece will not be affected.

[0037] The adjustable material guiding mechanism 5 comprises:

[0038] The material guiding plate 5-1 is provided with the rotating rod 5-2 fixedly arranged thereon. The rotating rod 5-2 is rotatably arranged on the fixed frame 4-3 through a bearing. The fixed frame 4-3 is provided with the support frame 5-3 fixedly arranged on the upper portion thereof.

[0039] Synchronous rod 5-4 is arranged in support frame 5-3 through bearing rotation, the front end of support frame 5-3 is rotationally arranged with adjusting handle 5-5 through bearing, adjusting handle 5-5 is fixedly connected with the front end of synchronous rod 5-4, the upper end of rotating rod 5-2 is inserted in support frame 5-3 and is fixedly sleeved with a first bevel gear 5-6, two second bevel gears 5-7 are fixedly sleeved on synchronous rod 5-4, the first bevel gear 5-6 is arranged in meshing with the second bevel gear 5-7, the inclined guide plate 5-1 can provide conveying guide for the workpiece conveyed on the feeding frame, and the inclination angle of the guide plate 5-1 can be adjusted by the cooperation of the rotating rod 5-2, the support frame 5-3, the synchronous rod 5-4, the first bevel gear 5-6 and the second bevel gear 5-7, so as to adapt to different specifications of the feeding frame.

[0040] When the utility model is used, the feeding frame conveys the workpiece to the left side, and the two guide plates 5-1 provide conveying guide for the workpiece, so that the workpiece can be conveyed to the lower die seat 2 and located in the limiting frame 3, then the punch drives the upper die seat 1 to move downward, the upper die seat 1 drives the pressing plate 7 to move downward through the movable rod 6 and the spring 8, the pressing plate 7 drives the linkage rod 4-5 to move downward, the linkage rod 4-5 drives the rack 4-6 to move downward, so that the spur gear 4-4 drives the rotating shaft 4-2 to rotate, the rotating shaft 4-2 drives the limiting plate 4-1 to overturn to the vertical state, at this time, the limiting block 15 and the limiting plate 4-1 can provide limiting for the workpiece, and the pressing plate 7 will also abut on the upper part of the workpiece, then the upper die seat 1 can continue to move downward through the punch, so that the punch rod 9 punches the workpiece and inserts into the discharging groove 12, the waste generated after punching falls into the guide groove 14 from the discharging groove 12, and finally is discharged from the guide groove 14;

[0041] When it is needed to adapt and adjust the guide range according to the width of the feeding belt of the feeding frame, the adjusting handle 5-5 can be rotated, the adjusting handle 5-5 drives the synchronous rod 5-4 to rotate, the synchronous rod 5-4 drives the two second bevel gears 5-7 to rotate, the second bevel gears 5-7 drive the rotating rod 5-2 to rotate through the first bevel gear 5-6, the rotating rod 5-2 drives the guide plate 5-1 to rotate, realizing the synchronous reverse rotation of the two guide plates 5-1, changing the inclination angle of the guide plate 5-1, so as to adjust the guide opening range formed by the two guide plates 5-1 according to the width of the feeding belt of the feeding frame.

[0042] Compared with the prior art, the utility model has the advantages that:

[0043] Through the cooperation of the adjustable guide mechanism 5, not only the guide effect of conveying the workpiece to the lower die seat 2 can be realized, but also the inclination angle of the guide plate 5-1 can be adapted and adjusted according to the width of the conveying belt of different feeding frames, so that the application range is expanded;

[0044] Through cooperation of the limiting frame 3, the linkage limiting mechanism 4, the movable rod 6, the pressing plate 7 and the spring 8, linkage limiting on the right side of the workpiece can be realized in the process that the upper die seat 1 drives the stamping rod 9 to move downwards, so that the stamping stability of the workpiece can be ensured, and the feeding of the workpiece on the lower die seat 2 can be avoided from being affected by the limiting on the periphery of the workpiece.

[0045] Through cooperation of the discharging groove 12, the material blocking cover 13 and the material guiding groove 14, the stamping waste can be discharged, so that the processing environment can be avoided from being affected by the residual stamping waste on the lower die seat 2.

[0046] Through the resistance of the limiting block 15 and the pressing plate 7, the limiting on the limit distance between the pressing plate 7 and the upper die seat 1 can be provided, so that the phenomenon that the spring 8 is overloaded and damaged in the stamping process of the workpiece can be avoided.

[0047] For those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, and equivalent replacement of part of the technical features can be made, and any modification, equivalent replacement, improvement and the like made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A plastic part stamping die provided with a material guiding function, comprising an upper die holder (1) and a lower die holder (2), the upper die holder (1) is fixedly arranged on a stamping machine, the lower die holder (2) is fixedly arranged on the bed of the stamping machine, and the right side of the stamping machine is provided with a feeding frame; characterized in that It also comprises: a limiting frame (3) fixedly arranged on the upper part of the lower die holder (2), the right side of the lower die holder (2) is provided with a linkage limiting mechanism (4), and the linkage limiting mechanism (4) is provided with an adjustable material guiding mechanism (5); a plurality of movable rods (6) movably arranged on the upper die holder (1), the lower ends of the plurality of movable rods (6) are fixedly provided with a pressing plate (7), a spring (8) is movably arranged on the movable rod (6), and the two ends of the spring (8) are fixedly connected with the upper die holder (1) and the pressing plate (7); a plurality of stamping rods (9) fixedly arranged on the bottom of the upper die holder (1), and the stamping rods (9) are movably arranged on the pressing plate (7).

2. The plastic part stamping die with material guiding function according to claim 1, characterized in that: The linkage limiting mechanism (4) comprises: a limiting plate (4-1) arranged on the right side of the lower die holder (2), a rotating shaft (4-2) fixedly arranged in the limiting plate (4-1); a fixed frame (4-3) fixedly arranged on the right side wall of the lower die holder (2) and the limiting frame (3), the limiting plate (4-1) is movably arranged in the feeding frame, the rotating shaft (4-2) is rotatably arranged on the side wall of the fixed frame (4-3) through a bearing, the rear end of the rotating shaft (4-2) is fixedly sleeved with a spur gear (4-4), and the spur gear (4-4) is located at the rear side of the fixed frame (4-3); a linkage rod (4-5) fixedly arranged on the upper rear side of the pressing plate (7), a rack (4-6) fixedly arranged on the side wall of the linkage rod (4-5), and the rack (4-6) is arranged in meshing with the spur gear (4-4).

3. The plastic part stamping die with material guiding function according to claim 2, characterized in that: A guide strip (10) is fixedly arranged on the rear side wall of the limiting frame (3), and a guide groove (11) is arranged on the linkage rod (4-5) and matched with the guide strip (10).

4. The plastic part stamping die with material guiding function according to claim 1, characterized in that: The adjustable material guiding mechanism (5) comprises: two material guiding plates (5-1) movably arranged on the front and rear sides of the right side of the fixed frame (4-3), and the material guiding plates (5-1) are arranged above the feeding frame, a rotating rod (5-2) fixedly arranged on the material guiding plate (5-1), and the rotating rod (5-2) is rotatably arranged on the fixed frame (4-3) through a bearing, and a support frame (5-3) is fixedly arranged on the upper part of the fixed frame (4-3). The synchronous rod (5-4) is rotatably arranged in the support frame (5-3) through a bearing, the front end of the support frame (5-3) is rotatably arranged with an adjusting handle (5-5) through a bearing, the adjusting handle (5-5) is fixedly connected with the front end of the synchronous rod (5-4), the upper end of the rotating rod (5-2) is inserted in the support frame (5-3) and fixedly sleeved with a first bevel gear (5-6), two second bevel gears (5-7) are fixedly sleeved on the synchronous rod (5-4), and the first bevel gear (5-6) is rotatably arranged with the second bevel gear (5-7).

5. The plastic part stamping die with material guiding function according to claim 1, characterized in that: A plurality of discharge grooves (12) are formed in the lower die seat (2), the lower end of the punching rod (9) is arranged in cooperation with the discharge grooves (12), the front and rear side walls of the lower die seat (2) are fixedly provided with material blocking covers (13) at positions outside the openings of the plurality of discharge grooves (12), and the front and rear side walls of the lower die seat (2) are fixedly provided with material guide grooves (14) below the material blocking covers (13).

6. The plastic part stamping die with material guiding function according to claim 1, characterized in that: The bottom of the upper die seat (1) is fixedly provided with a limiting block (15), and the limiting block (15) is arranged in cooperation with the upper portion of the pressing plate (7).

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