CN217434922U

CN217434922U - Injection mold capable of being ejected out of submarine gate in sliding block

Info

Publication number: CN217434922U
Application number: CN202221128482.5U
Authority: CN
Inventors: 刘志伟
Original assignee: Qingdao Hairuide Mould & Plastic Co ltd
Current assignee: Qingdao Hairuide Mould & Plastic Co ltd
Priority date: 2022-05-12
Filing date: 2022-05-12
Publication date: 2022-09-16
Anticipated expiration: 2032-05-12

Abstract

The utility model provides a can take the ejecting injection mold of submarine gate certainly in the slider. The injection mold capable of being ejected out of the submarine gate in the sliding block comprises a base, the sliding block, an ejection mechanism and an inclined guide post. The utility model provides a can be from taking the ejecting injection mold of submarine gate in the slider, increase the ejecting structure of submarine gate and improved production efficiency greatly, reduce the cost of labor, satisfy product appearance quality requirement simultaneously, both considered the slider take out the back-off simultaneously and with the ingenious integration to the big slider of the ejection mechanism of submarine gate again, its stable in structure is reliable and strong, thereby the key point of this structure has increased an inclined plane mold insert on mould benevolence and has ensured that the thimble upward movement can be oppressed in the slider motion process and realize ejecting effect, reset spring drives the thimble motion and returns and resets, loose core with the slider and ejecting structure is integrated to the slider in, moreover, the steam generator is simple in structure and reliable, can effectively improve production efficiency, reduce the cost, ensure volume production product quality.

Description

Injection mold capable of being provided with submarine gate for ejecting in sliding block

Technical Field

The utility model relates to a mold manufacturing technical field especially relates to an ejecting injection mold of submarine gate can take certainly in slider.

Background

The submarine gate is a common gate form in an injection mold, has the characteristics of automatically cutting off a material handle and avoiding manual gate trimming, is widely applied to plastic parts with high appearance requirements because the gate is designed on the back of the product without influencing the appearance of the product, and is also called a tunnel gate which is evolved from a point gate.

The scheme of increasing the sprue ejection in the previous similar sliding block is that an ejector pin directly penetrates through the sliding block, the ejector pin is ejected out along with an ejector pin plate after the sliding block is withdrawn, a material handle is ejected out of the sliding block, the ejector pin penetrates through the sliding block in the scheme and is easy to bump a mold, so the ejector pin is not commonly used, a submarine sprue ejection structure is increased in the sliding block, the mold structure is slightly complex, the requirements on machining precision and research and distribution technology are high, the disassembly and assembly are inconvenient, a blue spring is adopted for resetting of the ejection structure, the blue spring is easy to lose efficacy along with the continuous increase of yield in the mass production process, the reset clamping stagnation is caused, the blue spring needs to be prepared, and the spring needs to be replaced in time when the reset clamping stagnation is caused.

Therefore, there is a need to provide a new slide block with a submarine gate ejecting injection mold to solve the above-mentioned technical problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a can take the ejecting injection mold of submarine gate certainly in the slider.

The utility model provides a can be from taking ejecting injection mold of submarine gate in slider includes base, slider, ejection mechanism and oblique guide pillar, the one end of base is seted up flutedly, and the groove is equipped with the slant fixed block, and the slant fixed block passes through the detachable connection of fixing bolt with the base, and the top of slant fixed block is equipped with the slider, slider and base sliding connection, and has seted up the submarine gate in the slider, ejection mechanism install on the slider and with submarine gate intercommunication, oblique guide pillar runs through respectively in proper order in the logical groove department of slider and base.

Preferably, ejection mechanism includes thimble, fixed column and reset spring, and the bottom of thimble is equipped with the fixed column, fixed column swing joint in the bottom of slider, and the surface cover of thimble is equipped with reset spring, and the bottom of thimble passes through reset spring and fixed column fixed connection.

Preferably, one side of the surface of the fixing column is sleeved with a limiting block, and the limiting block is fixedly connected with the bottom end of the sliding block through a fixing bolt.

Preferably, the bottom end of the fixing column is inclined, and the inclined surface of the fixing column is attached to the surface of the inclined fixing block.

Preferably, the top end of the return spring is in elastic contact with the mounting cavity of the thimble in the sliding block, and the bottom end of the return spring is in elastic contact with the top end of the fixed column.

Preferably, a top plate is arranged in the submarine gate and attached to the top end of the ejector pin.

Compared with the prior art, the utility model provides a can take the ejecting injection mold of submarine gate certainly in the slider have following beneficial effect:

the utility model provides an injection mold with a submarine gate in a slide block, which is characterized in that when in specific implementation, a submarine gate ejection structure is added, thereby greatly improving the production efficiency, reducing the labor cost, and simultaneously meeting the requirement of the product appearance quality, the slide block is taken out and reversed, and simultaneously, the ejection mechanism of the submarine gate is skillfully integrated into a large slide block, the structure is stable, reliable and strong in practicability, the key point of the structure is that an inclined plane insert is added on a mold core to ensure that a thimble moves upwards in the motion process of the slide block so as to realize the ejection effect, a reset spring drives the thimble to move and return for resetting during resetting, the slide block core pulling and ejection structure is integrated into the slide block, the structure is simple and reliable, the production efficiency can be effectively improved, the cost is reduced, the mass production product quality is ensured, a limit block is sleeved on one side of the surface of a fixed column, the thimble can be limited, and the bottom ends of the limiting blocks and the sliding blocks are fixedly connected through the fixing bolts, so that the ejector pins can be conveniently mounted and dismounted, and the reset springs can be timely adjusted when reset clamping stagnation occurs.

Drawings

Fig. 1 is a schematic view of a cross-sectional structure of an injection mold with a submarine gate in a slide block according to the present invention;

fig. 2 is a schematic view of a cross-sectional structure of an injection mold with a submarine gate in a slide block according to the present invention;

fig. 3 is a schematic structural diagram of the ejection mechanism shown in fig. 1.

The reference numbers in the figures: 1. a base; 2. a slider; 3. an ejection mechanism; 4. an inclined guide post; 5. an oblique fixed block; 6. diving a gate; 7. a thimble; 8. fixing a column; 9. a return spring; 10. a limiting block; 11. and a top plate.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2 and fig. 3, wherein fig. 1 is a schematic cross-sectional view of an injection mold with a submarine gate in a slide block according to the present invention; fig. 2 is a schematic view of a cross-sectional structure of an injection mold with a submarine gate in a slide block according to the present invention; fig. 3 is a schematic structural diagram of the ejection mechanism shown in fig. 1. The method comprises the following steps: the device comprises a base 1, a slide block 2, an ejection mechanism 3 and an inclined guide post 4.

In the concrete implementation process, as shown in fig. 1, the one end of base 1 is seted up flutedly, the groove is located and is equipped with slant fixed block 5, and slant fixed block 5 passes through fixing bolt detachable connection with base 1, the top of slant fixed block 5 is equipped with slider 2, slider 2 and base 1 sliding connection, and set up submarine gate 6 in the slider 2, ejection mechanism 3 installs on slider 2 and communicates with submarine gate 6, oblique guide pillar 4 passes through respectively in proper order in slider 2 and base 1's logical groove department, it can carry out spacing to thimble 7 to overlap one side on fixed column 8 surface and be equipped with stopper 10, and pass through fixing bolt fixed connection with the bottom of slider 2 with stopper 10, make things convenient for the installation and the dismantlement of thimble 7, can in time adjust reset spring 9 when meetting the card stagnation that resets.

Referring to fig. 2, the bottom end of the fixed column 8 is inclined, the inclined surface of the fixed column 8 is attached to the surface of the inclined fixed block 5, the top end of the return spring 9 is in elastic contact with the mounting cavity of the thimble 7 in the slider 2, the bottom end of the return spring 9 is in elastic contact with the top end of the fixed column 8, the outer surface of the thimble 7 is sleeved with the return spring 9, the bottom end of the thimble 7 is fixedly connected with the fixed column 8 through the return spring 9, the slider 2 moves rightwards under the driving of the inclined guide post 4 during mold opening, the thimble 7 is driven to move rightwards together during the movement of the slider 2, the thimble 7 moves upwards synchronously under the extrusion of the inclined surface of the inclined fixed block 5 during the rightward movement, the slider 2 moves rightwards by 26mm after mold opening is completed, and the thimble 7 moves upwards by 15mm, so as to eject the submarine gate 6 from the slider 2.

Referring to fig. 3, a fixing column 8 is arranged at the bottom of the ejector pin 7, the fixing column 8 is movably connected to the bottom end of the slider 2, a return spring 9 is sleeved on the outer surface of the ejector pin 7, the bottom end of the ejector pin 7 is fixedly connected with the fixing column 8 through the return spring 9, a top plate 11 is arranged in the submarine gate 6, the top plate 11 is attached to the top end of the ejector pin 7, and the return spring 9 drives the ejector pin 7 to move and return to reset during resetting.

The utility model provides a theory of operation as follows: the base 1 is fixedly connected to a die working surface through a fixing bolt, a slide block 2 moves under the action of an inclined guide post 4 after die opening, the slide block 2 drives an ejector pin 7 in the slide block to move together, a fixing post 8 at the bottom of the ejector pin 7 is provided with an inclined surface, one side of the ejector pin 7 is pressed by the inclined surface and the slide block 2 moves backwards and simultaneously ejects out of a submarine gate 6 upwards in the moving process of the slide block 2, a reset spring 9 directly rebounds the ejector pin 7 downwards to complete resetting in the resetting process, the key point of the structure is that an inclined surface insert is added on a die core to ensure that the ejector pin 7 can be pressed upwards to move in the moving process of the slide block 2 so as to realize ejection effect, the reset spring 9 drives the ejector pin 7 to move back to reset in the resetting process, and the core pulling and ejection structures of the slide block 2 are integrated into the slide block 2, so that the structure is simple and reliable, the production efficiency can be effectively improved, the cost is reduced, and the quality of mass production products is ensured, through the one side cover on fixed column 8 surface be equipped with stopper 10, can carry on spacingly to thimble 7 to pass through fixing bolt fixed connection with the bottom of stopper 10 and slider 2, make things convenient for the installation and the dismantlement of thimble 7, can in time adjust reset spring 9 when meetting the card stagnation that resets.

Explanation of the operation:

opening the mold: during mold opening, the slide block 2 moves rightwards under the driving of the inclined guide post 4, the thimble 7 is driven to move rightwards together in the moving process of the slide block 2, the thimble 7 synchronously moves upwards under the extrusion of the inclined surface of the inclined fixing block 5 in the rightwards moving process, the slide block 2 moves rightwards by 26mm after mold opening is completed, and the thimble 7 moves upwards by 15mm so as to eject the submarine gate 6 out of the slide block 2.

Die assembly: when the die is closed, the slide block 2 moves leftwards under the driving of the inclined guide post 4, the ejector pin 7 is driven to move leftwards together in the moving process of the slide block 2, the ejector pin 7 is separated from the extrusion of the inclined surface of the inclined fixed block 5 in the leftward moving process, meanwhile, the ejector pin 7 moves downwards under the action of the return spring 9 until the ejector pin 7 stops moving downwards under the action of the limiting block 10 after the movement of the slide block 2 is finished, and the resetting process of the ejector pin 7 is finished.

The alternative scheme for the action description is that a common ejection structure is added in the sliding block 2, the thimble 7 directly penetrates through the sliding block 2, and after the sliding block 2 is withdrawn, the thimble 7 is ejected together with the top plate 11 to eject the material handle from the sliding block 2.

The utility model discloses well thimble 7 and the control that relate to are prior art, do not carry out too much repetitious description here.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides a can take ejecting injection mold of submarine gate from area in slider, includes base (1), slider (2), ejection mechanism (3) and oblique guide pillar (4), its characterized in that, the one end of base (1) is seted up flutedly, and the groove is located and is equipped with slant fixed block (5), and slant fixed block (5) pass through fixing bolt detachable the being connected with base (1), and the top of slant fixed block (5) is equipped with slider (2), slider (2) and base (1) sliding connection, and has seted up submarine gate (6) in slider (2), ejection mechanism (3) install on slider (2) and with submarine gate (6) intercommunication, oblique guide pillar (4) pass through the logical groove department of inserting in slider (2) and base (1) respectively in proper order.

2. The injection mold capable of being ejected out of the submarine gate in the sliding block according to claim 1, wherein the ejection mechanism (3) comprises an ejector pin (7), a fixed column (8) and a return spring (9), the fixed column (8) is arranged at the bottom of the ejector pin (7), the fixed column (8) is movably connected to the bottom end of the sliding block (2), the return spring (9) is sleeved on the outer surface of the ejector pin (7), and the bottom end of the ejector pin (7) is fixedly connected with the fixed column (8) through the return spring (9).

3. The injection mold capable of being ejected from the submarine gate in the sliding block according to claim 2, wherein a limiting block (10) is sleeved on one side of the surface of the fixing column (8), and the limiting block (10) is fixedly connected with the bottom end of the sliding block (2) through a fixing bolt.

4. The injection mold with the submarine gate capable of being ejected out of the sliding block as claimed in claim 2, wherein the bottom end of the fixing post (8) is inclined, and the inclined surface of the fixing post (8) is attached to the surface of the inclined fixing block (5).

5. The injection mold with the submarine gate in the slide block as claimed in claim 2, wherein the top end of the return spring (9) is in elastic contact with the mounting cavity of the thimble (7) in the slide block (2), and the bottom end of the return spring (9) is in elastic contact with the top end of the fixed column (8).

6. The injection mold with the submarine gate capable of being ejected out of the slide block as claimed in claim 1, wherein a top plate (11) is arranged in the submarine gate (6), and the top plate (11) is attached to the top end of the ejector pin (7).