CN218428631U - Punching device for end of sealing strip of vehicle door - Google Patents

Abstract

The utility model provides a door sealing strip end punching device, it includes frame, lower mould, printing opacity machine case, punching subassembly and actuating system, the blanking groove has been seted up to the frame, the lower mould has seted up the standing groove of adaptation sealing strip, the lower mould includes fixed mould and sliding die, the standing groove is seted up on fixed mould and sliding die simultaneously, set up the L shape grooving that adapts to the cutter between fixed mould and the sliding die, the L shape grooving communicates the blanking groove; the device also comprises a driving assembly arranged on the light-transmitting case, wherein the driving assembly is used for driving the sliding die to horizontally slide relative to the fixed die; the device further comprises a limiting component arranged in the light-transmitting case, wherein the limiting component is used for limiting the sealing strips inserted into the placing groove. The utility model discloses when having the sealing strip of improving among the prior art and carrying out die-cut, because the influence of sealing strip material itself and arcuation, there is the effect of the not high problem of die-cut face quality of die-cut back formation.

Description

Punching device for end of sealing strip of vehicle door

Technical Field

The utility model relates to an automobile door gadget technical field especially relates to a die-cut device in door sealing strip end.

Background

The sealing strip is one of important parts of an automobile, and the use safety and riding comfort of a car are directly influenced by the sealing performance of the sealing strip; generally, the sealing strip is made of flexible materials (such as foaming glue), has certain flexibility and is deformed under pressure, and in order to adapt to the radian of a vehicle door, the sealing strip can naturally present a certain radian.

Referring to fig. 5 to 8, a conventional sealing strip punching device includes a base 2, a lower die 3 disposed on the base 2 and used for placing a sealing strip 1, a transparent chassis 4 covering the base 2, a punching assembly 5 disposed on the transparent chassis 4 and used for punching the sealing strip 1, and a control system for controlling the punching assembly 5, where the control system may be a PLC control system; a placing groove 33 matched with the sealing strip 1 is formed in the upper side of the lower die 3, the placing groove 33 is located right below the punching component 5 and horizontally penetrates through the side face of the base 2, so that the sealing strip 1 to be cut is placed in the placing groove 33 from the side face, and the punching component 5 is controlled through a control system to punch the sealing strip 1; still vertically run through on frame 2 and seted up blanking groove 21, blanking groove 21 vertically runs through lower mould 3 to intercommunication standing groove 33, and the notch size is greater than the size of 1 cutting ends of sealing strip, in order to guarantee smooth blanking. After cutting, the sealing strip 1 forms a workpiece section 11 placed in the placing groove 33 and a blanking section 12 falling from the blanking groove 21, an L-shaped notch 13 is formed between the workpiece section 11 and the blanking section 12, and two tangent planes of the L-shaped notch 13 are linear tangent planes; the punching assembly 5 comprises a cutting knife 52 adapted to the L-shaped slit 13.

When adopting above-mentioned mode to carry out die-cut required work piece section of formation to the sealing strip, because the sealing strip itself is flexible material, and has certain radian under the natural state, at the cutting process, the sealing strip receives die-cut subassembly decurrent pressure and deformation, leads to the notched linear type tangent plane percent of formation of L shape to reduce, die-cut quality decline.

SUMMERY OF THE UTILITY MODEL

To the not enough that exists among the prior art, the utility model provides a die-cut device in door sealing strip end, it can improve among the prior art when carrying out die-cut to the sealing strip, because the influence of sealing strip material itself and arcuation, has the not high problem of die-cut face quality of die-cut back formation.

According to the embodiment of the utility model, a door sealing strip end die-cut device, it includes the frame, is used for placing the lower mould of sealing strip, printing opacity machine case, is used for the die-cut subassembly of die-cut sealing strip and drives the actuating system of die-cut subassembly, the blanking groove has been seted up to the frame, the standing groove of adaptation sealing strip has been seted up to the lower mould, the die-cut subassembly includes the cutter, the lower mould includes the fixed mould that is fixed in the frame and the sliding die that sliding connection is in the frame, the standing groove is seted up simultaneously on fixed mould and sliding die, set up the L shape grooving that adapts to the cutter between fixed mould and the sliding die, L shape grooving intercommunication blanking groove; the device also comprises a driving assembly arranged on the light-transmitting case, wherein the driving assembly is used for driving the sliding die to horizontally slide relative to the fixed die; the device further comprises a limiting component arranged in the light-transmitting case, wherein the limiting component is used for limiting the sealing strips inserted into the placing groove.

Preferably, the driving assembly includes a first linear driving member fixed to the transparent chassis and a push-pull rod having one end fixed to a driving end of the first linear driving member, and the other end of the push-pull rod extends horizontally and is connected to the sliding die.

Preferably, a plurality of guide rods are fixed on one side of the fixed die close to the sliding die, the sliding die is provided with a sliding hole matched with the guide rods, and the sliding die is connected to the guide rods in a sliding manner.

Preferably, the sliding die slides for a distance not less than the distance from the limiting assembly to the fixed die when the limiting assembly limits the sealing strip.

Preferably, the limiting assembly comprises a second linear driving element fixed on the light-transmitting case and a limiting plate fixed at the driving end of the second linear driving element, and the limiting plate extends into the placing groove and limits the sealing strip.

Preferably, a proximity switch is arranged on the limit plate.

Preferably, the abutting surfaces of the fixed die and the sliding die are provided with guide grooves; die-cut subassembly still includes the gag lever post of vertical setting, gag lever post adaptation and slip in the guide way.

To sum up, the utility model discloses a following at least one kind of useful technological effect:

1. by arranging the fixed die and the sliding die, the placing groove is simultaneously opened on the fixed die and the sliding die, and meanwhile, an L-shaped cutting groove matched with the cutter is formed between the fixed die and the sliding die, so that the sufficient bearing effect on the blanking section of the sealing strip is formed through the sliding die, and the problems that the sealing strip is deformed during punching and the quality of a punching surface formed after punching is not high due to the influence of the material and the arc shape of the sealing strip when the sealing strip is punched in the prior art are solved;

2. through setting up spacing subassembly to form the limiting displacement to placing the sealing strip in the standing groove, and set up the drive assembly who connects in the slip mould, after finishing die-cut, drive the slip mould through drive assembly and slide towards the direction of keeping away from the fixed mould, make the blanking section of sealing strip form unsettled state, meanwhile, utilize second linear driving piece drive limiting plate to remove, thereby make the blanking section fall in the blanking groove under its self action of gravity, be convenient for centralized processing.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention, in which a partial structure of a transparent chassis is hidden;

fig. 2 is a schematic diagram of a partial explosion structure according to an embodiment of the present invention;

fig. 3 is a schematic view of a first explosion structure of an embodiment of the present invention;

fig. 4 is a second schematic exploded view of an embodiment of the invention;

fig. 5 is an overall structural view of the related art;

fig. 6 is a first partial structural view of the related art;

fig. 7 is a second partial structural view of the related art;

fig. 8 is a schematic view of the structure of the weather strip.

In the drawings, wherein: 1. a sealing strip; 11. a workpiece segment; 12. a blanking section; 13. an L-shaped cut; 2. a machine base; 21. a charging chute; 3. a lower die; 31. a fixed mold; 311. a guide bar; 312. a guide groove; 32. sliding the mold; 33. a placement groove; 34. l-shaped cutting grooves; 4. a light-transmitting chassis; 5. punching a component; 51. a limiting rod; 52. a cutter; 6. a drive assembly; 61. a first linear drive member; 62. a push-pull rod; 7. a limiting component; 71. a second linear drive; 72. a limiting plate; 8. a proximity switch.

Detailed Description

The present invention will be further described with reference to fig. 1-4.

Referring to fig. 1 to 4, an embodiment of the present invention provides a vehicle door sealing strip end punching device, which includes a machine base 2, a lower die 3, a transparent case 4, a punching assembly 5, and a driving system for driving the punching assembly 5; a charging chute 21 is vertically arranged on the base 2; the lower die 3 is arranged on the base 2, a placing groove 33 horizontally penetrating through the lower die 3 and the base 2 is formed in the upper side of the lower die 3, and the placing groove 33 is matched with the sealing strip 1 so as to place the sealing strip 1; the transparent case 4 is covered on the base 2 to isolate the external environment, so that the safety is improved; the punching component 5 is arranged on the light-transmitting case 4 and comprises a cutter 52 for punching the sealing strip 1 to form the L-shaped notch 13.

In the embodiment of the present invention, the lower mold 3 includes a fixed mold 31 and a sliding mold 32, and the placement groove 33 is opened on both the fixed mold 31 and the sliding mold 32; the fixed die 31 is fixed on the base 2, and a plurality of guide rods 311 are horizontally fixed on one side of the fixed die 31 close to the sliding die 32; the sliding die 32 is slidably connected to the base 2, and a sliding hole adapted to the guide rod 311 is formed in the sliding die 32, so that the guide rod 311 can extend into the sliding die, and the sliding die 32 can slide in the horizontal direction under the guiding action of the guide rod 311.

An L-shaped cutting groove 34 is arranged between the fixed die 31 and the sliding die 32, the L-shaped cutting groove 34 is adapted to the cutting knife 52 and communicated with the charging chute 21; that is, when the blanking module 5 is dropped and the sealing tape 1 is blanked, the cutter 52 enters the L-shaped cut groove 34, and after the cutting is completed, the formed work piece segment 11 is positioned on the fixed die 31, and the blanking segment 12 is positioned on the sliding die 32.

In the embodiment of the utility model, the device also comprises a driving component 6 and a limiting component 7; the driving assembly 6 comprises a first linear driving member 61 and a push-pull rod 62, the first linear driving member 61 can be a cylinder, a cylinder body of the first linear driving member is fixed on the light-transmitting case 4, and a piston end of the first linear driving member horizontally extends towards the sliding die 32; the push-pull rod 62 is horizontally disposed, and has one end fixed to the driving end of the first linear actuator 61 and the other end connected to the sliding die 32.

The limiting component 7 comprises a second linear driving component 71 and a limiting plate 72, the second linear driving component 71 can adopt an air cylinder, the cylinder body of the air cylinder is fixed on the light-transmitting case 4, and the piston end of the air cylinder horizontally extends towards the direction of the sliding die 32; a stopper plate 72 is fixed to the driving end of the second linear actuator 71, and the stopper plate 72 is extended into the placement groove 33 and provided with the proximity switch 8.

When the sealing strip 1 is placed in the placing groove 33 from the side surface of the base 2, the end part of the sealing strip 1 abuts against the proximity switch 8, whether the sealing strip 1 extends in place is judged through the proximity switch 8, and a limiting effect of the sealing strip 1 is formed through the limiting plate 72; and then, under the driving of a driving system, the sealing strip 1 is punched by the punching assembly 5, and after punching, the punching assembly 5 is lifted back. After punching, starting the first linear driving piece 61, indirectly pulling the sliding die 32 to move, wherein the moving distance is not less than the distance from the limiting assembly 7 to the fixed die 31 when the limiting assembly 7 limits the sealing strip 1, so that the blanking section 12 is in a suspended state and falls into the blanking groove 21 under the action of self weight; further, after the sliding die 32 is moved, the second linear driving element 71 can be continuously started to pull the limiting plate 72 to move backwards, so as to prevent the friction force between the limiting plate 72 and the blanking section 12 and block the free falling of the blanking section 12, thereby further ensuring that the blanking section 12 can fall freely.

By arranging the fixed die 31 and the sliding die 32, the placing groove 33 is simultaneously opened on the fixed die 31 and the sliding die 32, and meanwhile, the L-shaped cutting groove 34 matched with the cutter 52 is formed between the fixed die 31 and the sliding die 32, so that the sliding die 32 can form a sufficient bearing effect on the punching end (blanking section 12) of the sealing strip 1, and the problems that the sealing strip 1 deforms during punching due to the influence of the material and the arc of the sealing strip 1 when the sealing strip 1 is punched in the prior art, and the quality of a punching surface formed after punching is not high are solved.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims (7)

1. The utility model provides a die-cut device of door sealing strip end, includes frame (2), lower mould (3) that are used for placing sealing strip (1), printing opacity machine case (4), the actuating system who is used for die-cut subassembly (5) of die-cut sealing strip (1) and drive die-cut subassembly (5), blanking groove (21) have been seted up in frame (2), standing groove (33) of adaptation sealing strip (1) are seted up in lower mould (3), die-cut subassembly (5) include cutter (52), its characterized in that: the lower die (3) comprises a fixed die (31) fixed on the base (2) and a sliding die (32) connected to the base (2) in a sliding mode, the placing groove (33) is formed in the fixed die (31) and the sliding die (32) at the same time, an L-shaped cutting groove (34) matched with the cutter (52) is formed between the fixed die (31) and the sliding die (32), and the L-shaped cutting groove (34) is communicated with the blanking groove (21); the device also comprises a driving assembly (6) arranged on the light-transmitting case (4), wherein the driving assembly (6) is used for driving the sliding die (32) to horizontally slide relative to the fixed die (31); the device further comprises a limiting component (7) arranged in the light-transmitting case (4), wherein the limiting component (7) is used for limiting the sealing strip (1) inserted into the placing groove (33).

2. The apparatus of claim 1, wherein: the driving assembly (6) comprises a first linear driving piece (61) fixed on the light-transmitting case (4) and a push-pull rod (62) with one end fixed at the driving end of the first linear driving piece (61), and the other end of the push-pull rod (62) horizontally extends and is connected to the sliding die (32).

3. The door weatherstrip end blanking device according to claim 2, wherein: a plurality of guide rods (311) are fixed on one side, close to the sliding die (32), of the fixed die (31), the sliding die (32) is provided with sliding holes matched with the guide rods (311), and the sliding die (32) is connected to the guide rods (311) in a sliding mode.

4. The door weatherstrip end blanking device of claim 1, further comprising: the sliding distance of the sliding die (32) is not less than the distance from the limiting assembly (7) to the fixed die (31) when the limiting assembly (7) limits the sealing strip (1).

5. The door weatherstrip end blanking device of claim 4, wherein: the limiting component (7) comprises a second linear driving piece (71) fixed on the light-transmitting case (4) and a limiting plate (72) fixed at the driving end of the second linear driving piece (71), and the limiting plate (72) extends into the placing groove (33) and limits the sealing strip (1).

6. The door weatherstrip end blanking device of claim 5, wherein: and the limiting plate (72) is provided with a proximity switch (8).

7. The door weather strip end blanking device according to any one of claims 1 to 6, wherein: a guide groove (312) is formed on the contact surface of the fixed die (31) and the sliding die (32); die-cut subassembly (5) still include vertical gag lever post (51) that sets up, gag lever post (51) adaptation and slip in guide way (312).

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