CN210501250U

CN210501250U - Kitchen tray mold ejection mechanism

Info

Publication number: CN210501250U
Application number: CN201921463396.8U
Authority: CN
Inventors: 莫元君
Original assignee: Nanjing Jun Ping Packaging Mstar Technology Ltd
Current assignee: Nanjing Jun Ping Packaging Mstar Technology Ltd
Priority date: 2019-09-04
Filing date: 2019-09-04
Publication date: 2020-05-12
Anticipated expiration: 2029-09-04

Abstract

The utility model discloses a kitchen is with tray mould ejection mechanism, including fixed die plate and die cavity, the die cavity top is equipped with the baffle, and the below symmetry of baffle is equipped with two ejecting subassemblies, and the middle part of die cavity upper surface is equipped with the rectangular channel, and the both sides of rectangular channel inner chamber are rotated respectively and are connected with first bull stick and second bull stick, and the inboard of first bull stick and second bull stick is equipped with the steering assembly, and the below of steering assembly is equipped with the lead screw, the equal fixedly connected with spring in middle part of first bull stick and second bull stick, and the other end fixedly connected with of spring strikes the ball. The utility model discloses the setting of beating ball and bull stick is beaten in the utilization, when making servo motor pass through transmission and drive first bull stick and second bull stick rotation, the spring on first bull stick and the second bull stick is beaten the baffle with beating the ball, makes the baffle vibrate, appears adhesive phenomenon when having prevented the drawing of patterns, has improved the efficiency of drawing of patterns.

Description

Kitchen tray mold ejection mechanism

Technical Field

The utility model relates to the field of molds, in particular to kitchen is with tray mould ejection mechanism.

Background

The kitchen tray is a tray used in a kitchen for placing food materials, the injection mold is a tool for producing plastic products and also a tool for endowing the plastic products with complete structures and accurate sizes, and the injection molding is a processing method used in batch production of parts with complex shapes, and specifically means that plastic melted by heating is injected into a mold cavity from an injection molding machine at high pressure, and a formed product is obtained after cooling and solidification.

After the kitchen tray is molded in the injection mold, the kitchen tray needs to be ejected out of the fixed mold plate by an ejection mechanism to complete the separation between the kitchen tray and the mold, but the existing ejection mechanism mostly has the phenomenon of adhesion between a product and the fixed mold plate, is not easy to eject the product out of the fixed mold plate, and is easy to cause the phenomena of whitening and pulling damage on the surface of the product.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a kitchen is with tray mould ejection mechanism to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a kitchen is with tray mould ejection mechanism, includes fixed die plate and die cavity, the inner chamber of fixed die plate and the outer wall fixed connection of die cavity, the die cavity top is equipped with the baffle, the below symmetry of baffle is equipped with two ejecting subassemblies, the bottom fixedly connected with servo motor of fixed die plate, the middle part of die cavity upper surface is equipped with the rectangular channel, the both sides of rectangular channel inner chamber are rotated respectively and are connected with first bull stick and second bull stick, the inboard of first bull stick and second bull stick is equipped with and turns to the subassembly, the below that turns to the subassembly is equipped with the lead screw, servo motor's output runs through fixed die plate and die cavity and is connected with the lead screw transmission, the equal fixedly connected with spring in middle part of first bull stick and second bull stick, the ball is beaten to the other end fixedly connected with of spring.

Preferably, the two sides of the lower surface of the fixed die plate are fixedly connected with supporting columns, and the bottom of each supporting column is fixedly connected with a fixed die bottom plate.

Preferably, ejecting subassembly includes cylinder and telescopic link, the bottom of cylinder and the last fixed surface of cover half bottom plate are connected, the bottom symmetry of cover half board and die cavity is equipped with two through-holes, the both sides of through-hole inner wall are equipped with two slip subassemblies, the output of cylinder and the bottom slip of telescopic link cup joint, the top fixedly connected with kicking block of telescopic link, the outer wall of telescopic link is equipped with extension spring, extension spring's both ends difference fixed connection is in the bottom of kicking block and the top of cylinder.

Preferably, the sliding assembly comprises a T-shaped guide rail and a sliding block, one side of the T-shaped guide rail is fixedly connected with the inner wall of the through hole, one side of the sliding block is fixedly connected with the ejecting block, and the other side of the T-shaped guide rail is sleeved with the sliding block in a sliding mode.

Preferably, the subassembly that turns to includes master gear, first steering gear and second steering gear, the bottom of master gear and the one end fixed connection of lead screw, one side of first steering gear and second steering gear is respectively in the one end fixed connection of first bull stick and second bull stick, the both sides of master gear respectively with the bottom activity joint of first steering gear and second steering gear.

Preferably, the servo motor and the cylinder are respectively electrically connected with an external power supply through an external switch.

The utility model discloses a technological effect and advantage:

1. the utility model utilizes the knocking ball and the rotating rod, the servo motor drives the first rotating rod and the second rotating rod to rotate through the transmission device, so that the springs on the first rotating rod and the second rotating rod and the knocking ball knock the partition plate, the partition plate vibrates, the adhesion phenomenon is prevented, and the demoulding efficiency is improved;

2. the utility model discloses utilize telescopic link and extension spring, when the cylinder drove the telescopic link and carries out ejecting motion, extension spring warp produced pulling force and plays the guard action to the kicking block, prevents that the kicking block from being too fast as initial velocity, causes the damage to the product, still plays the effect of withdrawing fast simultaneously.

Drawings

Fig. 1 is a schematic front sectional view of the present invention.

Fig. 2 is a schematic view of the three-dimensional structure of the present invention.

Fig. 3 is a schematic view of the T-shaped guide rail structure of the present invention.

Fig. 4 is a schematic structural diagram of a portion a in fig. 1 according to the present invention.

In the figure: 1. fixing a template; 2. a cavity; 3. a partition plate; 4. a servo motor; 5. a rectangular groove; 6. a first rotating lever; 7. a second rotating rod; 8. a screw rod; 9. a spring; 10. knocking the ball; 11. a support pillar; 12. a fixed die bottom plate; 13. a cylinder; 14. a telescopic rod; 15. a through hole; 16. a top block; 17. an extension spring; 18. a T-shaped guide rail; 19. a slider; 20. a main gear; 21. a first steering gear; 22. a second steering gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a kitchen tray mould ejection mechanism as shown in figures 1-4, which comprises a fixed template 1 and a cavity 2, wherein the inner cavity of the fixed template 1 is fixedly connected with the outer wall of the cavity 2, the top of the cavity 2 is provided with a baffle 3, the baffle 3 is of a pull type, after the kitchen tray is cooled and formed, the baffle 3 is pulled away, so that a lower ejector block 16 can complete ejection movement for the kitchen tray, two ejection components are symmetrically arranged below the baffle 3, the bottom of the fixed template 1 is fixedly connected with a servo motor 4, the servo motor 4 is electrically connected with an external power supply through an external switch, the middle part of the upper surface of the cavity 2 is provided with a rectangular groove 5, the two sides of the inner cavity of the rectangular groove 5 are respectively and rotatably connected with a first rotating rod 6 and a second rotating rod 7, the inner sides of the first rotating rod 6 and the second rotating rod 7 are provided with steering components, the lower part of the steering components is provided with a screw rod 8, the output end of the servo motor 4 penetrates, the equal fixedly connected with spring 9 in middle part of first bull stick 6 and second bull stick 7, spring 9 can make to strike ball 10 and strike and have elasticity when baffle 3, and the other end fixedly connected with of spring 9 strikes ball 10, strikes ball 10 and strikes baffle 3, makes baffle 3 take place the vibration.

The both sides fixedly connected with support column 11 of fixed die plate 1 lower surface plays supporting role to fixed die plate 1, and the bottom fixedly connected with cover half bottom plate 12 of two support columns 11, cover half bottom plate 12 play the effect of being connected with the mounting.

The ejection assembly comprises a cylinder 13 and an expansion link 14, the bottom of the cylinder 13 is fixedly connected with the upper surface of a fixed die bottom plate 12, two through holes 15 are symmetrically arranged at the bottoms of a fixed die plate 1 and a cavity 2, the positions of the two through holes 15 correspond to the positions of the cylinder 13 and the expansion link 14, two sliding assemblies are arranged on two sides of the inner wall of the through hole 15, the output end of the cylinder 13 is slidably sleeved with the bottom end of the expansion link 14, the top end of the expansion link 14 is fixedly connected with an ejector block 16, the outer wall of the expansion link 14 is provided with an extension spring 17, the extension spring 17 generates tensile force through elastic deformation, and plays a role in assisting ejection or withdrawal movement, and two ends of the extension spring 17 are respectively and fixedly.

The sliding assembly comprises a T-shaped guide rail 18 and a sliding block 19, one side of the T-shaped guide rail 18 is fixedly connected with the inner wall of the through hole 15, one side of the sliding block 19 is fixedly connected with the ejector block 16, the other side of the T-shaped guide rail 18 is in sliding sleeve connection with the sliding block 19, and the T-shaped guide rail 18 and the sliding block 19 provide high stability and guidance for the ejection movement of the telescopic rod 14 and the ejector block 16.

The steering assembly comprises a main gear 20, a first steering gear 21 and a second steering gear 22, the bottom end of the main gear 20 is fixedly connected with one end of the screw rod 8, one sides of the first steering gear 21 and the second steering gear 22 are fixedly connected with one ends of the first rotating rod 6 and the second rotating rod 7 respectively, two sides of the main gear 20 are movably clamped with the bottoms of the first steering gear 21 and the second steering gear 22 respectively, the rotating steering is completed, and the screw rod 8 can drive the first rotating rod 6 and the second rotating rod 7 to rotate.

This practical theory of operation: when the kitchen tray needs to be ejected out of the cavity 2 during forming, the servo motor 4 drives the screw rod 8 to rotate, the screw rod 8 drives the first rotating rod 6 and the second rotating rod 7 to rotate through the main gear 20, the first steering gear 21 and the second steering gear 22, the springs 9 are elastically deformed due to the rotation of the first rotating rod 6 and the second rotating rod 7, the knocking ball 10 knocks the partition plate 3, the partition plate 3 vibrates, the cavity 2 and the kitchen tray are preliminarily separated, then the air cylinder 13 drives the ejecting block 16 to move upwards through the telescopic rod 14 to eject the kitchen tray, the ejecting block 16 is quickly retracted through the extension spring 17, the T-shaped guide rails 18 and the sliders 19 on the two sides of the through hole 15, and the stability of ejection movement is improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a kitchen is with tray mould ejection mechanism, includes fixed die plate (1) and die cavity (2), its characterized in that: the inner cavity of the fixed die plate (1) is fixedly connected with the outer wall of the die cavity (2), a partition plate (3) is arranged at the top of the die cavity (2), two ejection assemblies are symmetrically arranged below the partition plate (3), a servo motor (4) is fixedly connected with the bottom of the fixed die plate (1), a rectangular groove (5) is arranged in the middle of the upper surface of the die cavity (2), a first rotating rod (6) and a second rotating rod (7) are respectively and rotatably connected to two sides of the inner cavity of the rectangular groove (5), steering assemblies are arranged on the inner sides of the first rotating rod (6) and the second rotating rod (7), a lead screw (8) is arranged below each steering assembly, the output end of the servo motor (4) penetrates through the fixed die plate (1) and the die cavity (2) to be in transmission connection with the lead screw (8), springs (9) are fixedly connected to the middle portions of the first rotating rod (6) and the second rotating rod (7), the other end of the spring (9) is fixedly connected with a knocking ball (10).

2. The kitchen tray mold ejection mechanism of claim 1, wherein: both sides fixedly connected with support column (11) of fixed die plate (1) lower surface, two the bottom fixedly connected with cover half bottom plate (12) of support column (11).

3. The kitchen tray mold ejection mechanism of claim 1, wherein: the ejection assembly comprises an air cylinder (13) and an expansion rod (14), the bottom of the air cylinder (13) is fixedly connected with the upper surface of a fixed die base plate (12), two through holes (15) are symmetrically formed in the bottoms of the fixed die plate (1) and the cavity (2), two sliding assemblies are arranged on two sides of the inner wall of each through hole (15), the output end of the air cylinder (13) is slidably sleeved with the bottom end of the expansion rod (14), the top end of the expansion rod (14) is fixedly connected with an ejector block (16), the outer wall of the expansion rod (14) is provided with an extension spring (17), and two ends of the extension spring (17) are fixedly connected to the bottom of the ejector block (16) and the top of the air cylinder (13) respectively.

4. The kitchen tray mold ejection mechanism of claim 3, wherein: the sliding assembly comprises a T-shaped guide rail (18) and a sliding block (19), one side of the T-shaped guide rail (18) is fixedly connected with the inner wall of the through hole (15), one side of the sliding block (19) is fixedly connected with the ejector block (16), and the other side of the T-shaped guide rail (18) is in sliding sleeve connection with the sliding block (19).

5. The kitchen tray mold ejection mechanism of claim 1, wherein: the steering assembly comprises a main gear (20), a first steering gear (21) and a second steering gear (22), the bottom end of the main gear (20) is fixedly connected with one end of the screw rod (8), one side of the first steering gear (21) and one side of the second steering gear (22) are fixedly connected with one ends of a first rotating rod (6) and a second rotating rod (7) respectively, and two sides of the main gear (20) are movably clamped with the bottoms of the first steering gear (21) and the second steering gear (22) respectively.

6. The kitchen tray mold ejection mechanism of claim 1, wherein: the servo motor (4) and the air cylinder (13) are respectively electrically connected with an external power supply through an external switch.