CN214726430U - Quick bending mould for automobile sealing strip - Google Patents

Abstract

The utility model provides a quick bending mould for automobile sealing strip, including upper die and bed die, the upper die is located the bed die top, the bed die includes the bed die body, pull formula core and locking mechanical system, T type spout has transversely been seted up in the bed die body, slidable mounting has pull formula core in the T type spout, the right-hand member of the front and back both sides face of bed die body is provided with locking mechanical system, the upper die comprises upper die body and die cavity slider, the die cavity spout has been seted up to upper die body central authorities, slidable mounting has the die cavity slider in the die cavity spout, through setting up pull formula core and locking mechanical system, can pull out pull formula core along the T type spout of bed die body, make the core body top of pull formula core no longer have the blockking of upper die, sufficient operating space has been obtained, the fixation clamp can prevent the both ends perk of sealing strip, telescopic column and spring C make the die cavity slider provide the buffering when carrying out the pressfitting to the sealing strip, the sealing strip is prevented from being damaged.

Description

Quick bending mould for automobile sealing strip

Technical Field

The utility model relates to an automobile manufacturing field especially relates to a quick bending mould is used to car sealing strip.

Background

The sealing strip is an automobile accessory, is mainly used on the door of an automobile and plays roles in sealing, guiding and the like. Particularly, rainwater outside the vehicle door can be prevented from entering a carriage from a vehicle window, and the vehicle door lifting glass can be guided to prevent the glass from deviating from a track in the lifting process.

The rapid development of the modern society brings great promotion to the automobile manufacturing process, and the quality technical requirements on parts are also increasingly improved. The radian shape of the sealing strip for improving the overall attractiveness of the automobile type in the automobile sealing element is more and more sought by a whole automobile factory and a terminal user, the bending precision and the attractiveness of the sealing strip have higher and higher technological requirements, the existing production method of the curved automobile sealing strip is to linearly extrude the sealing strip, put the sealing strip into a forming die, bend, heat and shape the sealing strip, and finally produce the curved automobile sealing strip.

But current automobile sealing strip forming die is because last mould and lower mould distance are nearer, the operating space between it is limited, the work of placing of sealing strip of not being convenient for, need plenty of time when placing the sealing strip, production efficiency has been reduced, and the sealing strip can't be fixed well in the lower mould, the condition of sealing strip one end perk takes place easily in the pressfitting, influence the quality of buckling of sealing strip, current automobile sealing strip forming die is when the pressfitting, go up mould to the lower mould on the pressure department of sealing strip unanimous, can't carry out key pressfitting to the position of buckling, and the pressure of mould to the lower mould is hard pressure in the current, do not have certain buffering to cause the sealing strip to receive the extrusion and the condition of damage easily.

Disclosure of Invention

According to the technical problem, the utility model provides a quick bending forming die for automobile sealing strips, which is characterized in that the quick bending forming die comprises an upper die and a lower die, wherein the upper die is positioned above the lower die;

the lower die comprises a lower die body, a pull-out type core, guide holes and a locking mechanism, wherein a T-shaped chute is transversely formed in the lower die body, the pull-out type core is slidably mounted in the T-shaped chute, the guide holes are formed in four corners of the lower die body, and the locking mechanism is arranged at the right ends of the front side surface and the rear side surface of the lower die body;

the drawing type mold core comprises a T-shaped sliding block, a handle, a mold core body and a fixing clamp, wherein the handle is arranged in the center of the right end of the T-shaped sliding block, locking holes are formed in the right ends of the front side surface and the rear side surface of the T-shaped sliding block, the mold core body is arranged in the center of the upper surface of the T-shaped sliding block, the mold core body and the T-shaped sliding block are of an integrated structure, an inward concave groove is formed in the upper surface of the T-shaped sliding block, the inward concave grooves are respectively located on the left side and the right side of the mold core body, and the fixing clamp is installed in the inward concave groove;

the mold core comprises a mold core body, a fixing clamp and a clamping plate, wherein the mold core body is of an inverted V-shaped structure, the topmost end of the mold core body is of an arc-shaped structure, sealing strip placing grooves are formed in the mold core body at intervals from back to front, the number of the sealing strip placing grooves is 5, the sealing strip placing grooves are transversely formed, two ends of each sealing strip placing groove respectively extend into the corresponding inward recessed groove, the fixing clamp is located at the end part of each sealing strip placing groove, the fixing clamp consists of a pressing rod, a rotating rod, a pressing clamping plate and a spring A, the pressing rod is slidably mounted in the corresponding inward recessed groove, the spring A is sleeved on the outer side of the pressing rod, the pressing rod is vertically arranged, the rotating rod is rotatably connected above the pressing rod, the pressing clamping plate is connected to the rotating rod, and the lower surface of the pressing clamping plate is uniformly provided with protruding ridges;

the locking mechanism consists of a locking pin and a spring B, the locking pin is slidably arranged on the lower die body, and the spring B is sleeved on the locking pin;

the upper die consists of an upper die body, a cavity slide block and a guide post, a cavity slide groove is arranged in the center of the upper die body, a cavity sliding block is arranged in the cavity sliding chute in a sliding way, the shape of the bottom of the cavity sliding block is complementary with that of the core body, guide posts are respectively arranged at four corners of the upper die body, the cavity sliding block is composed of a left inclined sliding block, a bent part sliding block and a right inclined sliding block, the bent part sliding block is positioned in the center of the left oblique sliding block and the right oblique sliding block, the top parts of the left oblique sliding block, the bent part sliding block and the right oblique sliding block are respectively provided with a telescopic column, the telescopic column is slidably arranged on the inner wall of the sliding chute of the cavity, a spring C is sleeved outside the telescopic column, the horizontal position of the bent part sliding block is lower than that of the left oblique sliding block and that of the right oblique sliding block, and heating pipes are arranged in the left oblique sliding block, the bent part sliding block and the right oblique sliding block.

The utility model has the advantages that:

the utility model is provided with the pull type core and the locking mechanism, when the automobile sealing strip is placed, the locking pin of the locking mechanism can be firstly pulled out from the locking hole of the T-shaped slide block, then the pull type core is pulled out along the T-shaped chute of the lower die body by the handle, so that the top of the core body of the pull type core is not blocked by the upper die any more, and sufficient operation space is obtained, the speed of placing and fixing the sealing strip is faster, and the production efficiency is improved. And due to the arrangement of the sunken groove, when the upper die is pressed down, the fixing clamp is positioned in the sunken groove, so that the upper die cannot damage the fixing clamp.

The upper die of the utility model is provided with the die cavity slider, the die cavity slider is divided into 3 settings, namely a left oblique slider, a bent part slider and a right oblique slider, wherein the horizontal position of the bent part slider is lower than the left oblique slider and the right oblique slider, so that when the upper die is pressed down, the bent part slider firstly contacts the bent part of the sealing strip to bend and shape the sealing strip, then the left oblique slider and the right oblique slider press the sealing strip at two sides, thus the bent part slider at the central part has larger pressure on the sealing strip, the bent part of the sealing strip can be pressed and heated better, the bending effect of the formed sealing strip is better, moreover, the utility model arranges the telescopic column and the spring C above the die cavity slider, when the die cavity slider contacts and presses the sealing strip, the spring C can buffer the pressure, so that the pressure becomes soft pressure to prevent the sealing strip from being damaged due to excessive pressure.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a right side view of the present invention;

FIG. 3 is a cross-sectional view of the front view of the present invention;

FIG. 4 is an enlarged view of portion A of FIG. 3;

fig. 5 is a top view of the present invention;

fig. 6 is a perspective view of the lower mold of the present invention;

fig. 7 is a perspective view of the drawing core of the present invention;

fig. 8 is a perspective view of the lower die body of the present invention.

As shown in the figure: 1-lower die body, 2-guide hole, 3-T type chute, 4-T type slide block, 5-handle, 6-core body, 7-fixing clamp, 8-locking hole, 9-inward recess, 10-sealing strip placing groove, 11-pressing rod, 12-rotating rod, 13-pressing clamping plate, 14-spring A, 15-convex ridge, 16-locking pin, 17-spring B, 18-upper die body, 19-guide pillar, 20-cavity chute, 21-left oblique slide block, 22-bending part slide block, 23-right oblique slide block, 24-telescopic column and 25-spring C.

Detailed Description

Example 1

The utility model provides a rapid bending forming die for automobile sealing strips, which is characterized by comprising an upper die and a lower die, wherein the upper die is positioned above the lower die;

the lower die comprises a lower die body 1, a pull type core, guide holes 2 and a locking mechanism, wherein a T-shaped chute 3 is transversely formed in the lower die body 1, the pull type core is slidably mounted in the T-shaped chute 3, the guide holes 2 are formed in four corners of the lower die body 1, and the locking mechanism is arranged at the right end of the front side surface and the right end of the rear side surface of the lower die body 1;

the drawing type mold core consists of a T-shaped sliding block 4, a handle 5, a mold core body 6 and a fixing clamp 7, wherein the handle 5 is arranged in the center of the right end of the T-shaped sliding block 4, locking holes 8 are formed in the right ends of the front side surface and the rear side surface of the T-shaped sliding block 4, the mold core body 6 is arranged in the center of the upper surface of the T-shaped sliding block 4, the mold core body 6 and the T-shaped sliding block 4 are of an integrated structure, an invagination groove 9 is formed in the upper surface of the T-shaped sliding block 4, the invagination grooves 9 are respectively positioned on the left side and the right side of the mold core body 6, and the fixing clamp 7 is installed in the invagination groove 9;

the mold core body 6 is of an inverted V-shaped structure, the topmost end of the mold core body 6 is of an arc-shaped structure, sealing strip placing grooves 10 are formed in the mold core body 6 from back to front at intervals, the number of the sealing strip placing grooves 10 is 5, the sealing strip placing grooves 10 are transversely formed, two ends of each sealing strip placing groove 10 extend into the corresponding inward-recessed groove 9 respectively, the fixing clamp 7 is located at the end portion of each sealing strip placing groove 10, the fixing clamp 7 consists of a pressing rod 11, a rotating rod 12, a pressing clamp plate 13 and a spring A14, the pressing rod 11 is slidably mounted in the corresponding inward-recessed groove 9, a spring A14 is sleeved on the outer side of the pressing rod 11, the pressing rod 11 is vertically arranged, the rotating rod 12 is rotatably connected above the pressing rod 11, the pressing clamp plate 13 is connected onto the rotating rod 12, and convex ribs 15 are uniformly arranged on the lower surface of the pressing clamp plate 13;

the locking mechanism consists of a locking pin 16 and a spring B17, the locking pin 16 is slidably mounted on the lower die body 1, and the spring B17 is sleeved on the locking pin 16;

the upper die comprises an upper die body 18, a cavity slide block and guide posts 19, wherein the center of the upper die body 18 is provided with a cavity slide groove 20, the cavity slide block is arranged in the cavity slide groove 20 in a sliding manner, the shape of the bottom of the cavity slide block is complementary with that of the core body 6, the guide posts 19 are respectively arranged at four corners of the upper die body 18, the cavity slide block comprises a left oblique slide block 21, a bent part slide block 22 and a right oblique slide block 23, the bent part slide block 22 is positioned at the center of the left oblique slide block 21 and the right oblique slide block 23, the left oblique slide block 21, the top of the bent part sliding block 22 and the top of the right oblique sliding block 23 are respectively provided with a telescopic column 24, the telescopic columns 24 are slidably mounted on the inner wall of the cavity sliding groove 20, the outer side of each telescopic column 24 is sleeved with a spring C25, the horizontal position of the bent part sliding block 22 is lower than that of the left oblique sliding block 21 and that of the right oblique sliding block 23, and heating pipes are arranged in the left oblique sliding block 21, the bent part sliding block 22 and the right oblique sliding block 23.

Example 2

When the sealing strip fixing device is used, the locking pin 16 is pulled out, the spring B17 is compressed, the handle 5 is pulled to pull the T-shaped slider 4 out of the T-shaped chute 3 of the lower die body 1, the upper part of the core body 6 is separated from the restriction of the operation space of the upper die, then the sealing strip is fixed on the core body 6, the sealing strip is firstly placed in the sealing strip placing groove 10, then one end of the sealing strip is stretched into the sunken groove 9, one end of the sealing strip is fixed, the pressing clamp plate 13 is rotated to enable the rotating rod 12 to rotate 90 degrees on the pressing rod 11, then one end of the sealing strip is plugged into the sealing strip placing groove 10 in the sunken groove 9, then the pressing clamp plate 13 is pulled upwards, the pressing rod 11 moves upwards while the spring A14 is compressed, then the pressing clamp plate 13 is rotated reversely by 90 degrees to enable the pressing clamp plate to be positioned above the end part of the sealing strip, then the handle is released, the pressing rod 11 and the pressing clamp plate 13 are driven to press downwards under the action of the spring A14 to fix one end of the sealing strip, then the other end of the sealing strip also extends into the inner sunken groove 9, the other end of the sealing strip is fixed by the same method of the fixing clamp 7, the convex edge 15 can increase the friction force between the pressing clamp plate 13 and the sealing strip to prevent the sealing strip from slipping and separating from the fixing clamp 7, then the T-shaped slide block 4 is pushed into the T-shaped slide groove 3 of the lower die body 1, the locking pin 16 is popped out and clamped into the locking hole 8 of the T-shaped slide block 4 under the action of the spring B17 to complete the locking of the drawing type core, then an external press drives the upper die to press downwards, the guide post 19 is inserted into the guide hole 2 to conduct guiding and positioning, the bottom of the bent part slide block 22 contacts with the bent part of the sealing strip firstly, then the upper die continues to press downwards, the bent part slide block 22 drives the telescopic post 24 to slide upwards, the spring C25 is compressed, then the bottoms of the left inclined slide block 21 and the right inclined slide block 23 contact with the sealing strip again, then the upper die continues to press downwards, left slant slider 21, right slant slider 23 and kink slider 22 all upwards slide and flexible post 24 upwards slide and spring C25 is compressed in die cavity spout 20, the die cavity slider is buckled the shaping with the sealing strip bending with core body 6 effect and is carried out the thermoplasticity to the sealing strip with the heating pipe, flexible post 24 and spring C25's setting makes when die cavity slider contact sealing strip and to its pressfitting, spring C25 can cushion its pressure, pressure becomes soft pressure, prevent because the too big sealing strip that leads to of pressure from damaging.

After the pressfitting finishes, outside press drives the mould and rises and carry out drawing of patterns work, then cancels the fixed of both ends fixation clamp 7, will compress tightly splint 13 pull-up, compresses tightly splint 13 and drives to compress tightly pole 11 and move up and spring A14 is compressed, then will compress tightly splint 13 and loosen hand after rotatory 90 degrees along rotary rod 12, and the tip that compresses tightly splint 13 top breaks away from the sealing strip, then with the sealing strip follow the sealing strip standing groove 10 in take out can.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. The utility model discloses each part that mentions is the common technique in prior art, and the technical personnel of this trade should understand, the utility model discloses do not receive the restriction of above-mentioned embodiment, the description only is the explanation in above-mentioned embodiment and the description the principle of the utility model, under the prerequisite that does not deviate from the spirit and the scope of the utility model, the utility model discloses still can have various changes and improvement, these changes and improvement all fall into the protection of claim the utility model is within the scope. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. A rapid bending forming die for an automobile sealing strip is characterized by comprising an upper die and a lower die, wherein the upper die is positioned above the lower die;

the lower die comprises a lower die body, a pull-out type core, guide holes and a locking mechanism, wherein a T-shaped chute is transversely formed in the lower die body, the pull-out type core is slidably mounted in the T-shaped chute, the guide holes are formed in four corners of the lower die body, and the locking mechanism is arranged at the right ends of the front side surface and the rear side surface of the lower die body;

the drawing type mold core comprises a T-shaped sliding block, a handle, a mold core body and a fixing clamp, wherein the handle is arranged in the center of the right end of the T-shaped sliding block, locking holes are formed in the right ends of the front side surface and the rear side surface of the T-shaped sliding block, the mold core body is arranged in the center of the upper surface of the T-shaped sliding block, an invagination groove is formed in the upper surface of the T-shaped sliding block, the invagination grooves are respectively located on the left side and the right side of the mold core body, and the fixing clamp is installed in the invagination groove;

the mold core comprises a mold core body and is characterized in that sealing strip placing grooves are formed in the mold core body from back to front at intervals, the sealing strip placing grooves are transversely formed, two ends of each sealing strip placing groove extend into the sunken grooves respectively, fixing clamps are located at the end parts of the corresponding sealing strip placing grooves, each fixing clamp comprises a pressing rod, a rotating rod, a pressing clamp plate and a spring A, the pressing rods are slidably mounted in the sunken grooves, the springs A are sleeved on the outer sides of the pressing rods, the pressing rods are vertically arranged, the rotating rods are rotatably connected above the pressing rods, the pressing clamp plates are connected onto the rotating rods, and the lower surfaces of the pressing clamp plates are uniformly provided with protruding ridges;

the locking mechanism consists of a locking pin and a spring B, the locking pin is slidably arranged on the lower die body, and the spring B is sleeved on the locking pin;

the upper die comprises an upper die body, a cavity sliding block and guide pillars, wherein a cavity sliding groove is formed in the center of the upper die body, the cavity sliding block is arranged in the cavity sliding groove in a sliding mode, the shape of the bottom of the cavity sliding block is complementary to that of the core body, the guide pillars are arranged at the four corners of the upper die body respectively, the cavity sliding block comprises a left oblique sliding block, a bent sliding block and a right oblique sliding block, the bent sliding block is located in the center of the left oblique sliding block and the center of the right oblique sliding block, telescopic columns are arranged at the tops of the left oblique sliding block, the bent sliding block and the right oblique sliding block respectively, the telescopic columns are arranged on the inner wall of the cavity sliding groove in a sliding mode, and springs C are sleeved on the outer sides of the telescopic columns.

2. The rapid bending mold for the automobile sealing strip according to claim 1, wherein the core body and the T-shaped slider are of an integral structure.

3. The rapid bending mold for the automobile sealing strip according to claim 1, wherein the core body has an inverted V-shaped structure, and the topmost end of the core body has an arc-shaped structure.

4. The rapid bending mold for automobile weather strip according to claim 1, wherein the number of the weather strip placing grooves is 5.

5. The rapid bending mold for the automobile sealing strip according to claim 1, wherein the horizontal position of the slider at the bent portion is lower than that of the left oblique slider and that of the right oblique slider.

6. The rapid bending and forming die for the automobile sealing strip according to claim 1, wherein heating pipes are arranged in the left oblique sliding block, the bent sliding block and the right oblique sliding block.

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