CN215849176U

CN215849176U - Multi-station integrated mold ejection mechanism

Info

Publication number: CN215849176U
Application number: CN202122307074.8U
Authority: CN
Inventors: 卢仕贞
Original assignee: Individual
Current assignee: Jilin Furuixiang Mold Manufacturing Co ltd
Priority date: 2021-09-23
Filing date: 2021-09-23
Publication date: 2022-02-18
Anticipated expiration: 2031-09-23

Abstract

The utility model discloses a multi-station integrated die ejection mechanism, which comprises two die frames, wherein the bottom ends of the two die frames are fixedly provided with a base, the bottom of one side adjacent to the two die frames is fixedly provided with a fixed seat, the two fixed seats are fixedly connected with the base, one side adjacent to the two fixed seats is fixedly provided with a working cavity, the bottom end inside the working cavity is fixedly provided with a hydraulic cylinder, the output end of the hydraulic cylinder is fixedly connected with a connecting rod, the top end of the connecting rod is fixedly provided with a plurality of ejector pins, the middle part of one side adjacent to the two die frames is fixedly provided with a fixed plate, the inside of the fixed plate is provided with a plurality of through holes, and the plurality of ejector pins are all in penetrating connection with the through holes. The work consumes long time, is unfavorable for improving the problem of work efficiency.

Description

Multi-station integrated mold ejection mechanism

Technical Field

The utility model relates to an ejection mechanism, in particular to a multi-station integrated die ejection mechanism.

Background

In the industrial production of the die, various dies and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods are used. The fixed ejection mechanism of the die is an ejection device which is arranged in the middle or one side of a base slide block in order to take out a workpiece from the die or meet other process requirements in normal times.

However, the existing mold ejection mechanism is not perfect, and has certain defects:

1. the existing mold ejection mechanism can not be used for demolding in batches, can only be used for demolding in a single mode, is long in work consumption time, and is not beneficial to improvement of work efficiency.

2. During demoulding, because the ejector pin is unstable, demoulding failure is easy to cause or a mould has certain damage, the production efficiency is directly influenced, and the influence on the next demoulding process caused by untimely restoration of the demoulded mould after long-term use is not facilitated.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a multi-station integrated die ejection mechanism to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a multi-station integrated die ejection mechanism comprises two die frames, wherein bases are fixedly arranged at the bottom ends of the two die frames, fixed seats are fixedly arranged at the bottoms of the adjacent sides of the two die frames, the two fixed seats are fixedly connected with the bases, a working cavity is fixedly arranged at the adjacent side of the two fixed seats, a hydraulic cylinder is fixedly arranged at the bottom end inside the working cavity, a connecting rod is fixedly connected to the output end of the hydraulic cylinder, and a plurality of ejector pins are fixedly arranged at the top end of the connecting rod;

and sliding grooves are formed in the tops of two sides of the die carrier.

According to a preferable technical scheme of the utility model, a fixing plate is fixedly arranged in the middle of one side of each of the two die carriers, a plurality of through holes are formed in the fixing plate, and the ejector pins are connected with the through holes in a penetrating manner.

As a preferred technical scheme of the utility model, the top end of the thimble is fixedly connected with a thimble plate, the top end of the thimble plate is provided with a plurality of limiting grooves, and the middle parts of two adjacent limiting grooves are respectively and fixedly provided with a top block.

As a preferred technical scheme, the tops of adjacent sides of two die carriers are fixedly connected with a lower die, a plurality of die cavities are formed in the lower die, the middle parts of the bottom ends of the die cavities are movably connected with a top block, spring blocks are fixedly arranged on two sides of the bottom ends of the die cavities, and the top end of the lower die is movably connected with an upper die.

As a preferable technical scheme of the utility model, sliding plates are fixedly arranged on both sides of the upper die, and both sides of the two sliding plates are in sliding connection with the sliding grooves.

As a preferable technical scheme of the utility model, the top ends of the two die carriers are fixedly provided with extension blocks, and the bottom ends of the two extension blocks and two sides of the top end of the upper die are fixedly provided with magnets.

As a preferable technical scheme of the utility model, the outer wall of the base is fixedly provided with a control button, and the hydraulic cylinder is electrically connected with an external power supply through the arranged control button.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the multi-station integrated die ejection mechanism, the connecting rod, the plurality of die grooves, the ejector plate and the ejector blocks are arranged, when the multi-station integrated die ejection mechanism is used, the hydraulic cylinder drives the connecting rod to move, the connecting rod drives the plurality of ejector pins to move up and down, the ejector plate arranged at the top ends of the ejector pins drives the plurality of ejector blocks to extrude a die cavity arranged in the lower die, the plurality of ejector blocks are extruded simultaneously, so that finished products in the die can be subjected to simultaneous demolding, more working time is saved, the problems that the existing die ejection mechanism cannot perform batch demolding, only single use demolding can be performed, the working consumption time is long, and the work efficiency is not improved are solved.

2. The utility model relates to a multi-station integrated die ejection mechanism, which is characterized in that a fixing plate and a through hole are arranged, when in use, a plurality of ejector pins arranged on a connecting rod move upwards simultaneously, because the stability of the ejector pins cannot be ensured, the ejector pins are fixed through the through hole arranged in the fixing plate, the ejector pins cannot shake left and right to cause instability after being communicated, an ejector pin plate is driven to move upwards when the ejector pins move upwards through the matching of a limiting groove and a spring block, the irregular limiting groove arranged on the ejector pin plate moves upwards and then is clamped with the spring block, the arrangement of the irregular limiting groove enables the spring block to be clamped more accurately, the accuracy of clamping is improved, the ejector block can be more matched to be close to a die cavity to perform demolding, the accuracy of aligning the die cavity is improved, and the problem that demolding failure or certain damage exists in the die due to the instability of the ejector pins during demolding is solved, the production efficiency is directly influenced, and the problem that the next demoulding process is influenced if the mould after demoulding is used for a long time is not recovered in time is not facilitated.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

fig. 3 is a partial enlarged view of a in fig. 2 according to the present invention.

In the figure: 1. a mold frame; 2. a base; 3. a fixed seat; 4. a working chamber; 5. a hydraulic cylinder; 6. a connecting rod; 7. a thimble; 8. a fixing plate; 9. an ejector plate; 10. a limiting groove; 11. a lower die; 12. an upper die; 13. a mold cavity; 14. a spring block; 15. a top block; 16. a sliding plate; 17. a chute; 18. and a magnet.

Detailed Description

Referring to fig. 1-3, in the embodiment of the present invention, the mold comprises two mold bases 1, a base 2 is fixedly disposed at the bottom end of each of the two mold bases 1, a fixing base 3 is fixedly disposed at the bottom of one side adjacent to each of the two mold bases 1, the two fixing bases 3 are fixedly connected to the base 2, a working chamber 4 is fixedly disposed at one side adjacent to each of the two fixing bases 3, a hydraulic cylinder 5 is fixedly disposed at the bottom end of the inside of the working chamber 4, a connecting rod 6 is fixedly connected to an output end of the hydraulic cylinder 5, a plurality of ejector pins 7 are fixedly disposed at the top end of the connecting rod 6, the connecting rod 6 is disposed to enable the hydraulic cylinder 5 to push the plurality of ejector pins 7 to move, an ejector pin plate 9 is fixedly connected to the top end of the ejector pin plate 9, a plurality of limiting grooves 10 are disposed at the top end of each of the two adjacent limiting grooves 10, an ejector block 15 is fixedly disposed at the middle portion of each of the lower mold cavity 11, a plurality of mold cavities 13 are movably connected to the ejector block 15, pneumatic cylinder 5 drives the motion of connecting rod 6 when using, connecting rod 6 drives the up-and-down motion of a plurality of thimbles 7, thimble board 9 that the top of thimble 7 set up drives a plurality of kicking blocks 15 and extrudes the mould chamber 13 that sets up in the lower mould 11, a plurality of kicking blocks 15 extrude simultaneously and make the finished product in the mould can the drawing of patterns simultaneously, more operating time has been saved, it can not the drawing of patterns in batches to have solved current mould ejection mechanism, can only carry out single use drawing of patterns, the work consumes time is long, be unfavorable for improving work efficiency's problem.

Referring to fig. 1, 2 and 3, in the embodiment of the present invention, a fixing plate 8 is fixedly disposed in the middle of one side of two mold bases 1 adjacent to each other, a plurality of through holes are formed in the fixing plate 8, a plurality of ejector pins 7 are connected to the through holes in a penetrating manner, sliding grooves 17 are formed in the tops of two sides of the two mold bases 1, a lower mold 11 is fixedly connected to the top of one side of the two mold bases 1 adjacent to each other, spring blocks 14 are fixedly disposed on two sides of the bottom end of a plurality of mold cavities 13, the top end of the lower mold 11 is movably connected to an upper mold 12, sliding plates 16 are fixedly disposed on two sides of the upper mold 12, two sides of the two sliding plates 16 are slidably connected to the sliding grooves 17, extension blocks 18 are fixedly disposed at the top ends of the two mold bases 1, magnets 19 are fixedly disposed at the bottom ends of the two extension blocks 18 and two sides of the top end of the upper mold 12, control buttons are fixedly disposed on the outer wall of the base 2, and the hydraulic cylinder 5 is electrically connected to an external power supply through the control buttons, when demoulding is needed, a plurality of thimbles 7 arranged on a connecting rod 6 move upwards simultaneously, because the stability of the thimbles 7 can not be ensured, the thimbles 7 are fixed through holes arranged in a fixing plate 8, the thimbles 7 can not shake left and right to cause unstable conditions when passing, the cooperation of a limiting groove 10 and a spring block 14 drives a thimble plate 9 to move upwards when moving upwards on the thimbles 7, an irregular limiting groove 10 arranged on the thimble plate 9 moves upwards and then is clamped with the spring block 14, the arrangement of the irregular limiting groove 10 enables the spring block 14 to be clamped more accurately, the clamping accuracy is improved, the thimble block 15 can be more inosculatedly attached to a mould cavity 13 for demoulding, the accuracy of aligning the mould cavity 13 is improved, the problem that demoulding fails or the mould has certain damage due to the instability of the thimbles when demoulding is solved, and the production efficiency is directly influenced, the problem that the next demoulding process is influenced due to untimely restoration of the mould after long-term use and demoulding is not facilitated.

The working principle of the utility model is as follows: when the ejection mechanism is used, firstly, a hydraulic cylinder 5 arranged in a working cavity 4 on a base 2 is opened, the hydraulic cylinder 5 moves to drive a connecting rod 6 to move, the connecting rod 6 moves to drive a plurality of ejector pins 7 to move, an ejector plate 9 arranged at the top ends of the ejector pins 7 drives a plurality of ejector blocks 15 to extrude a die cavity 13 arranged in a lower die 11, the ejector blocks 15 extrude simultaneously, so that finished products in the die can be simultaneously demolded, more working time is saved, the problems that the existing ejection mechanism of the die cannot be demolded in batches, only single use demolding can be carried out, the working consumption time is long, and the work efficiency is not improved are solved; the sliding plate 16 is moved on a sliding groove 17 arranged on the die carrier 1 to separate the upper die 12, the sliding plate 16 is moved to the top, the arranged magnet 19 is oppositely attracted to fix the upper die 12 on an extension block 18 and then separate the lower die 11, because the stability of the thimble 7 can not be ensured, the fixed plate 8 is effectively fixed through the arranged fixed seat 3 to prevent the thimble from moving when passing through, the thimble 7 is fixed through a through hole arranged in the fixed plate 8, the thimble 7 can not shake left and right to cause instability when passing through, the matching of the limit groove 10 and the spring block 14 drives the thimble plate 9 to move upwards when moving upwards the thimble 7, the irregular limit groove 10 arranged on the thimble plate 9 moves upwards and then is clamped with the spring block 14, the arrangement of the limit groove 10 enables the spring block 14 to be clamped more accurately, the clamping accuracy is improved, and the thimble block 15 can be demoulded in a more inosculated die cavity 13, the accuracy of aligning to the mold cavity 13 is improved, and the problems that demolding failure is easily caused due to instability of the ejector pin or certain damage exists in the mold during demolding, the production efficiency is directly influenced, and the influence on the next demolding process caused by long-term use of the demolded mold is not facilitated if the demolding process is not timely recovered are solved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.

Claims

1. The utility model provides an integrative mould ejection mechanism of multistation, includes two die carriers (1), its characterized in that: a base (2) is fixedly arranged at the bottom end of each of the two die carriers (1), a fixed seat (3) is fixedly arranged at the bottom of one side of each of the two die carriers (1), the two fixed seats (3) are fixedly connected with the base (2), a working cavity (4) is fixedly arranged at one side of each of the two fixed seats (3), a hydraulic cylinder (5) is fixedly arranged at the bottom end inside the working cavity (4), a connecting rod (6) is fixedly connected to the output end of the hydraulic cylinder (5), and a plurality of ejector pins (7) are fixedly arranged at the top end of the connecting rod (6);

and sliding grooves (17) are formed in the tops of two sides of the die carriers (1).

2. The multi-station integrated die ejection mechanism according to claim 1, wherein: two fixed plate (8) that are equipped with in the middle part of the adjacent one side of die carrier (1), a plurality of through-holes have been seted up to the inside of fixed plate (8), and is a plurality of thimble (7) all with through-hole through connection.

3. The multi-station integrated die ejection mechanism according to claim 1, wherein: the top fixedly connected with thimble board (9) of thimble (7), a plurality of spacing grooves (10) have been seted up on the top of thimble board (9), two adjacent the middle part of spacing groove (10) all is fixed and is equipped with kicking block (15).

4. The multi-station integrated die ejection mechanism according to claim 1, wherein: two top fixedly connected with lower mould (11) of the adjacent one side of die carrier (1), a plurality of mould chamber (13) have been seted up, and are a plurality of to the inside of lower mould (11 the middle part of mould chamber (13) bottom all with kicking block (15) swing joint, it is a plurality of the both sides of mould chamber (13) bottom are all fixed and are equipped with spring block (14), the top swing joint of lower mould (11) is in last mould (12).

5. The multi-station integrated die ejection mechanism according to claim 4, wherein: sliding plates (16) are fixedly arranged on two sides of the upper die (12), and two sides of the two sliding plates (16) are slidably connected with the sliding grooves (17).

6. The multi-station integrated die ejection mechanism according to claim 1, wherein: two the top of die carrier (1) all is fixed and is equipped with extension piece (18), two the bottom of extension piece (18) and the both sides on last mould (12) top all are fixed and are equipped with magnet (19).

7. The multi-station integrated die ejection mechanism according to claim 1, wherein: the outer wall of base (2) is fixed and is equipped with control button, pneumatic cylinder (5) are through the control button and external power source electric connection who sets up.