CN214082646U

CN214082646U - Injection mold for decoration strip

Info

Publication number: CN214082646U
Application number: CN202023313871.9U
Authority: CN
Inventors: 景伟德; 李先平; 李双林
Original assignee: Cixi Shengyi Mould Co ltd
Current assignee: Cixi Shengyi Mould Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-08-31
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a decoration strip injection mould, which comprises a top seat and a base, wherein the top end of the top seat is provided with an injection moulding groove, the right side of the injection moulding groove is movably provided with a hydraulic rod, the lower part of the top seat is movably provided with a movable mould plate, the lower part of the movable mould plate is fixedly provided with a fixed mould plate, the lower part of the fixed mould plate is fixedly provided with a protective body, the inner part of the protective body is movably provided with a power rod, the lower part of the power rod is fixedly provided with the base, the lower part of the top seat is movably provided with an aligning rod, the upper part of the power rod is movably provided with a push plate, the upper part of the push plate is movably connected with an auxiliary rod, the aligning rod and the aligning groove are simultaneously utilized to limit the mould during mould closing, the phenomenon that the mould deviates in the moving process is avoided, and the impact force during mould closing can be reduced by utilizing elastic steel and a buffer disc below the aligning rod, the locating rod and the buffering capacity are improved, so that the service life of the die can be prolonged.

Description

Injection mold for decoration strip

Technical Field

The utility model relates to a trim injection mold technical field specifically is a trim injection mold.

Background

The trim is a part mounted on the periphery of the window of an automobile and used for decoration and wind shielding, and is generally processed and produced by an injection mold.

However, when the existing molding strip injection mold opens and closes the mold, because the mold is easy to generate impact force and pressure when lifting, the friction between the molds is damaged, the service life of the mold is shortened, and the phenomenon of inaccurate positioning can also occur when the mold is lifted.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model is not enough to prior art, the utility model provides a trim injection mold, with current trim injection mold who proposes in solving above-mentioned background art when carrying out the die sinking and closing, because the mould produces impact force and pressure when going up and down easily, lead to the friction between the mould to produce the damage, reduce the life of mould, the unsafe phenomenon in location still can appear when the mould goes up and down, and current trim injection mold is when taking off the material, traditional ejector pin liftout device can not effectually be ejecting with the trim, not only harm the surface of trim easily, still can reduce injection mold's work efficiency problem.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a molding mould for molding decoration strips; including footstock and base, the groove of moulding plastics has been seted up on the top of footstock, the right side movable mounting in the groove of moulding plastics has the hydraulic stem, the below movable mounting of footstock has the movable mould board, the below fixed mounting of movable mould board has the fixed die plate, the below fixed mounting of fixed die plate has the protection body, the inside movable mounting of the protection body has the power pole, the below fixed mounting of power pole has the base, the below movable mounting of footstock has the pole of looking for the position, the top movable mounting of power pole has the push pedal, the top swing joint of push pedal has the auxiliary rod.

Further preferably, the upper portion of the auxiliary rod is provided with an inclined ejecting block, a die cavity is arranged above the inclined ejecting block, the auxiliary rod is provided with two groups, and the two groups of auxiliary rods are uniformly distributed on the left side and the right side above the push plate.

Further preferably, the inside swing joint of fixed die plate has the ejector pin, the below swing joint of ejector pin has the extrusion stem, the outside elastic connection of extrusion stem has extrusion spring, through extrusion spring swing joint between fixed die plate and the push pedal.

Further preferably, an auxiliary mechanism is arranged on the push plate, a movable cavity is formed in the auxiliary mechanism, an extrusion block is arranged below the movable cavity, a limiting sleeve is fixedly connected to the outer portion of the auxiliary rod, and the auxiliary mechanism is movably connected with the auxiliary rod.

Preferably, the lower part of the locating rod is movably connected with elastic steel, the lower part of the elastic steel is elastically connected with a buffer disc, and a locating groove is formed below the buffer disc.

Further preferably, a base plate is fixedly connected to the lower portion of the hydraulic rod, buffer springs are elastically connected to the left side and the right side of the lower portion of the base plate, and a moving plate is movably connected to the lower portion of each buffer spring.

Preferably, the movable template is movably connected with the fixed template through a positioning rod.

(III) advantageous effects

The utility model provides a trim injection mould possesses following beneficial effect:

(1) this kind of trim injection mould, through setting up the backing plate, buffer spring, the hydraulic stem, the movable plate, look for a pole, look for a groove, elastic steel and buffer plate, utilize the hydraulic stem can drive the backing plate decline, thereby extrude the movable plate through buffer spring, prevent that the movable mould board is the speed per hour of compound die is crossed the piece, avoid taking place to damage the situation of mould, it can carry out spacingly when the mould compound die to utilize simultaneously to look for a pole and look for a groove, avoid the mould to take place the phenomenon of skew at the in-process of motion, the impact force when the mould compound die can be reduced to elastic steel and buffer plate of the pole below of looking for in the utilization, improve and look for a pole and buffer capacity, thereby can improve the life of mould.

(2) This kind of trim injection mould, through setting up the power pole, the push pedal, the stop collar, the activity chamber, the extrusion piece, the extrusion spring, auxiliary rod and complementary unit, when needs are demolded to the trim, utilize the power pole upward movement can make the push pedal will promote the extrusion pole and promote the ejector pin, utilize the impact force that the extrusion spring can reduce the power pole, prevent that the ejector pin from leading to the fact the damage to the trim, simultaneously after one section distance of push pedal upward movement, the inside extrusion piece and the auxiliary rod contact of complementary unit, thereby promote auxiliary rod and oblique ejector block and carry out the secondary drawing of patterns to the outer wall of trim, the cooperation ejector pin can improve the drawing of patterns ability of mould, the unicity of traditional ejector pin has been abandoned, the drawing of patterns efficiency of trim injection mould is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the internal connection structure of the present invention.

Fig. 3 is a schematic view of the connection structure of the push plate and the fixed mold plate of the present invention.

Fig. 4 is a schematic view of the local enlarged structure of the positioning rod at the position a of the present invention.

In the figure: 1. a top seat; 2. injection molding a groove; 3. a hydraulic lever; 4. moving the template; 5. fixing a template; 6. a base; 7. a power rod; 8. a protective body; 9. an auxiliary lever; 10. a positioning rod; 11. a base plate; 12. a buffer spring; 13. moving the plate; 14. a mold cavity; 15. pushing the plate; 16. a top rod; 17. a limiting sleeve; 18. a movable cavity; 19. extruding the block; 20. an extrusion stem; 21. a compression spring; 22. elastic steel; 23. a position finding groove; 24. a buffer tray.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides a technical solution: a molding mould for molding decoration strips; including footstock 1 and base 6, the groove 2 of moulding plastics has been seted up on the top of footstock 1, the right side movable mounting who moulds plastics groove 2 has hydraulic stem 3, the below movable mounting of footstock 1 has movable mould board 4, the below fixed mounting of movable mould board 4 has fixed mould board 5, the below fixed mounting of fixed mould board 5 has protection body 8, the inside movable mounting of protection body 8 has power rod 7, the below fixed mounting of power rod 7 has base 6, the below movable mounting of footstock 1 has the position pole 10 of looking for, the top movable mounting of power rod 7 has push pedal 15, the top swing joint of push pedal 15 has auxiliary rod 9.

In this embodiment, the top of auxiliary rod 9 is provided with oblique kicking block, the top of oblique kicking block is provided with die cavity 14, auxiliary rod 9 is provided with two sets ofly altogether, two sets of auxiliary rod 9 evenly distributed are in the left and right sides of push pedal 15 top, the inside swing joint of fixed die plate 5 has ejector pin 16, the below swing joint of ejector pin 16 has ejector pin 20, the outside elastic connection of ejector pin 20 has extrusion spring 21, through extrusion spring 21 swing joint between fixed die plate 5 and the push pedal 15, movable chamber 18 has been seted up to auxiliary mechanism's inside, movable chamber 18's below is provided with extrusion block 19, auxiliary rod 9's outside fixedly connected with stop collar 17, swing joint between auxiliary mechanism and the auxiliary rod 9.

Specifically, the auxiliary mechanism is a hollow structure, the auxiliary mechanism is fixedly connected with the push plate 15, and meanwhile, the distance between the auxiliary rod 9 and the auxiliary mechanism is the same as the extruding distance of the extruding spring 21, so that the extruding block 19 and the rest of the auxiliary rod 9 can be touched and ejected after the extruding spring 21 is compressed, the oblique ejecting block is not marked in the drawing, the oblique ejecting block is positioned at the top end of the auxiliary rod 9 and is matched with the outer wall of the decoration strip, the push plate 15 can push the extruding rod 20 to push the ejector rod 16 by utilizing the upward movement of the power rod 7, the decoration strip can be demoulded in advance, the decoration strip is separated from the die cavity 14, the speed of demoulding the decoration strip is accelerated, the impact force of the power rod 7 can be reduced by utilizing the extruding spring 21, the damage of the ejector rod 16 to the decoration strip is prevented, the speed of ejecting the ejector rod 16 is reduced, and meanwhile, after the push plate 15 moves upwards for a certain distance, the extruding block 19 in the auxiliary mechanism is contacted with the auxiliary rod 9, thereby promote the auxiliary rod 9 and carry out the secondary drawing of patterns to the outer wall of trim with oblique kicking block, can effectually separate trim and 14 insides of die cavity, avoid the trim to glue in the inside of die cavity 14, cooperation ejector pin 16 can improve the drawing of patterns ability of mould, has abandoned the unicity of traditional ejector pin 16, improves trim injection mold's drawing of patterns efficiency.

In this embodiment, the lower part of the locating rod 10 is movably connected with an elastic steel 22, the lower part of the elastic steel 22 is elastically connected with a buffer disc 24, a locating groove 23 is formed below the buffer disc 24, a backing plate 11 is fixedly connected with the lower part of the hydraulic rod 3, a buffer spring 12 is elastically connected with the left side and the right side of the lower part of the backing plate 11, a moving plate 13 is movably connected with the lower part of the buffer spring 12, and the moving plate 4 is movably connected with the fixed plate 5 through the locating rod 10.

It is specific, it is provided with four groups to look for a pole 10 altogether, look for a pole 10 and carry out fixed connection with elastic steel 22 and buffer disc 24 in proper order, be in the same place its fixed connection, buffer disc 24 and elastic steel 22 are elasticity wear-resisting material, can prevent to look for a pole 10 and look for a 23 circulation touching location and the damage that produces of groove, improve the life who looks for a pole 10, utilize simultaneously to look for a pole 10 can be quick to connect the mould, avoid the mould to produce the phenomenon of skew when descending the connection, not only can improve the precision of mould compound die, can also prevent that the mould from taking place the phenomenon that solution extrusion spills over when the shaping, utilize hydraulic stem 3 can make

movable mould board

4 and 5 effectual being connected of fixed die board, thereby can improve the life of mould.

The working principle is as follows: firstly, the hydraulic rod 3 moves downwards to enable the base plate 11 to compress the moving plate 13 downwards to enable the positioning rod 10 to be in contact with the positioning groove 23 in the fixed die plate 5, the elastic steel 22 and the buffer disc 24 below the positioning rod 10 are used for sequentially buffering the positioning groove 23, the impact force during die assembly of the die can be reduced, the die is assembled, then the injection solution is poured into the injection groove 2 to enable the injection solution to flow into the die cavity 14 for shaping, when the decorative strip needs to be demolded after heat dissipation molding, the push plate 15 can push the extrusion rod 20 to push the ejector rod 16 by utilizing the upward movement of the power rod 7, the impact force of the power rod 7 can be reduced by utilizing the extrusion spring 21 to prevent the ejector rod 16 from damaging the decorative strip, and meanwhile, after the push plate 15 moves upwards for a certain distance, the extrusion block 19 in the auxiliary mechanism is in contact with the auxiliary rod 9, so as to push the auxiliary rod 9 and the oblique ejector block to carry out secondary demolding on the outer wall of the decorative strip, the utility model discloses install the back, at first inspect the utility model discloses an installation is fixed and safety protection, has just so accomplished right the utility model discloses an use, the utility model discloses simple structure, convenience safe in utilization.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a trim injection mould, includes footstock (1) and base (6), its characterized in that: the top of footstock (1) has been seted up and has been moulded plastics groove (2), the right side movable mounting who moulds plastics groove (2) has hydraulic stem (3), the below movable mounting of footstock (1) has movable mould board (4), the below fixed mounting of movable mould board (4) has fixed die plate (5), the below fixed mounting of fixed die plate (5) has protection body (8), the inside movable mounting of protection body (8) has power rod (7), the below fixed mounting of power rod (7) has base (6), the below movable mounting of footstock (1) has looks for reference pole (10), the top movable mounting of power rod (7) has push pedal (15), the top swing joint of push pedal (15) has auxiliary rod (9).

2. The molding die of claim 1, wherein: the top of auxiliary rod (9) is provided with oblique kicking block, the top of oblique kicking block is provided with die cavity (14), auxiliary rod (9) are provided with two sets ofly altogether, two sets of auxiliary rod (9) evenly distributed are in the left and right sides of push pedal (15) top.

3. The molding die of claim 1, wherein: the inner movable connection of the fixed die plate (5) is provided with an ejector rod (16), the lower portion of the ejector rod (16) is movably connected with an extrusion rod (20), the outer portion of the extrusion rod (20) is elastically connected with an extrusion spring (21), and the fixed die plate (5) is movably connected with the push plate (15) through the extrusion spring (21).

4. The molding die of claim 1, wherein: the push plate mechanism is characterized in that an auxiliary mechanism is arranged on the push plate (15), a movable cavity (18) is formed in the auxiliary mechanism, an extrusion block (19) is arranged below the movable cavity (18), a limiting sleeve (17) is fixedly connected to the outer portion of the auxiliary rod (9), and the auxiliary mechanism is movably connected with the auxiliary rod (9).

5. The molding die of claim 1, wherein: the lower part of the position finding rod (10) is movably connected with an elastic steel (22), the lower part of the elastic steel (22) is elastically connected with a buffer disc (24), and a position finding groove (23) is formed in the lower part of the buffer disc (24).

6. The molding die of claim 1, wherein: the hydraulic rod is characterized in that a base plate (11) is fixedly connected to the lower portion of the hydraulic rod (3), buffer springs (12) are elastically connected to the left side and the right side of the lower portion of the base plate (11), and a movable plate (13) is movably connected to the lower portion of each buffer spring (12).

7. The molding die of claim 1, wherein: the movable template (4) is movably connected with the fixed template (5) through a positioning rod (10).