CN218985623U - Make things convenient for ejecting structure of injection molding machine of dismouting - Google Patents
Make things convenient for ejecting structure of injection molding machine of dismouting Download PDFInfo
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- CN218985623U CN218985623U CN202223610913.4U CN202223610913U CN218985623U CN 218985623 U CN218985623 U CN 218985623U CN 202223610913 U CN202223610913 U CN 202223610913U CN 218985623 U CN218985623 U CN 218985623U
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- ejection
- oil cylinder
- ejector
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- mounting plate
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses an injection molding machine ejection structure convenient to disassemble and assemble, which is characterized in that an ejection cylinder assembly, namely an oil cylinder body, an oil cylinder front cover, an ejection piston rod, an oil cylinder rear cover, an oil cylinder adapter and the like, is quickly installed into an assembly by improving a lock template and the ejection cylinder assembly and arranging the oil cylinder adapter, and the quick installation of the ejection cylinder assembly can be completed by directly inserting the assembly into a central hole of an ejection cylinder mounting plate by utilizing the structural characteristics of the oil cylinder adapter; an operator does not need to lift the ejection cylinder and perform alignment connection at the same time, and a cylinder front cover is arranged in a narrow space (namely between the ejection rod mounting plate and the ejection cylinder mounting plate) of the inner cavity of the lock template; the defects of high labor intensity, low installation efficiency and high potential safety hazard caused by blind installation and multiple position alignment to operators are avoided, and the problems of injury to operators and damage to the components caused by falling of the components are solved; and the installation efficiency of the ejection oil cylinder assembly is greatly improved.
Description
Technical Field
The utility model relates to the technical field of injection molding machines, in particular to an injection molding machine ejection structure convenient to assemble and disassemble.
Background
Injection molding machines, also known as injection molding machines or injection molding machines, are large plastic product devices of various shapes that mold thermoplastics or thermosets using plastic molding dies. In injection molding, after the product is molded, the product is ejected out of the mold by an ejection mechanism, so that the product falls onto a feeding device and is then conveyed out.
The traditional injection molding machine mold locking ejection mechanism is generally installed by installing an ejection oil cylinder assembly on a mold locking plate, and an ejection rod is fixed on the ejection plate through threaded connection. Thus, the following problems easily occur in the process of installation and use:
1. the ejector rod is limited by the space position, so that the ejector rod is inconvenient to install and operate; meanwhile, the ejector pin rod is easily loosened and broken due to the influence of factors such as die adjustment, machine running vibration and the like;
2. as shown in fig. 1, the installation of the ejection cylinder assembly 1 'generally requires that the ejection cylinder body 11' extends into and is installed on the lock template 2 'from the outer side of the lock template, meanwhile, an operator needs to connect and install parts such as the ejection cylinder front cover 12' and the like with the extending part of the ejection cylinder body 11 'from the inner cavity of the lock template 2', which requires that the operator lifts the ejection cylinder with both hands and connects in alignment, and the cylinder front cover is installed in a narrow space of the inner cavity of the lock template, which is extremely inconvenient in installation, has great influence on alignment precision and has potential safety hazard.
Disclosure of Invention
Therefore, in order to solve the problems existing in the prior art, the utility model aims to provide an injection molding machine ejection structure convenient to disassemble and assemble, by improving a lock template and an ejection cylinder assembly and arranging a cylinder adapter, the ejection cylinder assembly, namely a cylinder body, a cylinder front cover, an ejection piston rod, a cylinder rear cover, a cylinder adapter and other parts are quickly installed into an assembly body, and the assembly body is directly inserted into a central hole of an ejection cylinder mounting plate by utilizing the structural characteristics of the cylinder adapter, so that the quick installation of the ejection cylinder assembly can be completed; an operator does not need to lift the ejection cylinder and perform alignment connection at the same time, and a cylinder front cover is arranged in a narrow space (namely between the ejection rod mounting plate and the ejection cylinder mounting plate) of the inner cavity of the lock template; the defects of high labor intensity, low installation efficiency and high potential safety hazard caused by blind installation and multiple position alignment to operators are avoided, and the problems of injury to operators and damage to the components caused by falling of the components are solved; and the installation efficiency of the ejection oil cylinder assembly is greatly improved.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
an injection molding machine ejection structure convenient to disassemble and assemble comprises an ejection oil cylinder assembly, an ejection rod assembly and an ejection plate which are arranged on a lock template; the locking template comprises an ejector rod mounting plate and an ejector cylinder mounting plate; the ejector plate is arranged between the ejector rod mounting plate and the ejector cylinder mounting plate;
the ejection oil cylinder assembly comprises an oil cylinder body, an oil cylinder front cover, an oil cylinder adapter sleeved on the oil cylinder body, an ejection piston rod arranged in the oil cylinder body and an oil cylinder rear cover covered at the rear end of the oil cylinder body; the oil cylinder body is arranged on the central hole of the ejection oil cylinder mounting plate in a penetrating way, and the oil cylinder adapter is in butt joint with the outer side of the ejection oil cylinder mounting plate; the diameter of the end face of the front cover of the oil cylinder is not larger than the diameter of the central hole of the mounting plate of the ejection oil cylinder;
the ejection rod assembly comprises a central ejection rod and a U-shaped anti-loose piece; the central ejection rod is arranged on the central hole of the ejection plate in a penetrating way and is in transmission connection with the ejection piston rod; the center ejector rod is arranged on the outer wall of one end of the ejector plate and is provided with an annular clamping groove, and the center ejector rod is fixed on the ejector plate through the U-shaped anti-loose piece and the annular clamping groove in a snap fit mode.
Further, the oil cylinder adapter comprises a first annular clamping part with the end surface diameter matched with the central hole of the ejection oil cylinder mounting plate and a second annular clamping part with the end surface diameter larger than the central hole of the ejection oil cylinder mounting plate; the first annular clamping part is positioned in the center hole of the mounting plate of the ejection oil cylinder.
Further, the ejector rod assembly further comprises a mounting seat, and the mounting seat is fixed on the ejector plate; the mounting seat is provided with a mounting hole for the central ejector rod to be inserted and fixed, the outer wall of the mounting seat is provided with a limiting groove matched with the U-shaped anti-loose piece, and the limiting groove is communicated with the mounting hole and corresponds to the annular clamping groove; the two sides of the U-shaped anti-loose piece are clamped and limited in the limiting groove and the annular clamping groove.
Further, the mounting seat comprises a mounting column, and the mounting hole is formed in the mounting column; the two limit grooves are formed in two sides of the mounting column.
Further, the two side walls of the opening of the U-shaped anti-loose piece are provided with corresponding connecting holes, and the corresponding connecting holes are penetrated and arranged in the two connecting holes through fasteners to fix the U-shaped anti-loose piece.
Further, the ejector plate is also provided with auxiliary ejector rods, and a plurality of auxiliary ejector rods are arranged around the periphery of the central ejector rod at intervals.
Further, the ejector plate is of a cross shape; and 3 auxiliary ejector rods are arranged on four sides of the ejector plate.
Compared with the prior art, the utility model has the beneficial effects that at least the following aspects are:
according to the utility model, by improving the locking template and the ejection cylinder assembly and arranging the cylinder adapter, the ejection cylinder assembly, namely the cylinder body, the cylinder front cover, the ejection piston rod, the cylinder rear cover, the cylinder adapter and other parts, are quickly installed into an assembly, and then the assembly is directly inserted into the central hole of the ejection cylinder mounting plate by utilizing the structural characteristics of the cylinder adapter, so that the quick installation of the ejection cylinder assembly can be completed; an operator does not need to lift the ejection cylinder and perform alignment connection at the same time, and a cylinder front cover is arranged in a narrow space (namely between the ejection rod mounting plate and the ejection cylinder mounting plate) of the inner cavity of the lock template; the defects of high labor intensity, low installation efficiency and high potential safety hazard caused by blind installation and multiple position alignment to operators are avoided, and the problems of injury to operators and damage to the components caused by falling of the components are solved; the installation efficiency of the ejection oil cylinder assembly is greatly improved, which is at least twice that of the prior art;
further, a first annular clamping part and a second annular clamping part are arranged on the oil cylinder adapter, the first annular clamping part is positioned in the central hole of the ejection oil cylinder mounting plate, the second annular clamping part is abutted against the ejection oil cylinder mounting plate, the positioning is convenient when the ejection oil cylinder assembly is mounted on the ejection oil cylinder mounting plate, the alignment is finished only by inserting the first annular clamping part into the central hole of the ejection oil cylinder mounting plate, and the second annular clamping part is abutted against the ejection oil cylinder mounting plate, so that the assembly efficiency is further improved;
in addition, the central ejector rod and the ejector plate are convenient to install and operate, an operator can quickly complete the fixed connection between the installation seat and the ejector plate, then the central ejector rod is quickly inserted into the installation hole, and the quick installation of the device can be completed through the snap fit and the fixation of the U-shaped anti-loose piece and the annular clamping groove, the operation is convenient, and the assembly efficiency is high; more importantly, the fixing mode of the central ejection rod of the utility model largely avoids the rotation and loosening conditions, and has better stability.
Drawings
FIG. 1 is a schematic view of an installation process state of an ejection structure of an injection molding machine in the prior art;
FIG. 2 is a schematic diagram showing the overall structure of an ejector structure of an injection molding machine according to the preferred embodiment of the present utility model;
FIG. 3 is an exploded view of an ejector structure of an injection molding machine according to a preferred embodiment of the present utility model;
FIG. 4 is a schematic cross-sectional view of an ejector structure of an injection molding machine according to a preferred embodiment of the present utility model;
FIG. 5 is a schematic view showing the mounting state of an ejector structure of an injection molding machine according to the preferred embodiment of the present utility model;
FIG. 6 is a schematic sectional view showing an installation state of an ejector structure of an injection molding machine according to a preferred embodiment of the present utility model.
In the figure:
10. locking a template; 101. an ejector rod mounting plate; 102. an ejection cylinder mounting plate;
1', an ejection cylinder assembly; 11', an ejection cylinder body; 12', front cover of ejection cylinder; 2', locking the template;
1. an ejection cylinder assembly; 11. an oil cylinder body; 12. a front cover of the oil cylinder; 13. an oil cylinder adapter; 131. a first annular clamping part; 132. a second annular clamping part; 14. ejecting the piston rod; 15. a rear cover of the oil cylinder;
2. an ejector rod assembly; 21. a central ejector rod; 211. an annular clamping groove; 22. a U-shaped anti-loose piece; 221. a connection hole; 23. a mounting base; 231. a mounting hole; 232. a limit groove; 233. a mounting column; 24. an auxiliary ejector rod;
3. an ejector plate;
4. a fastener.
Detailed Description
In order to facilitate understanding of the present utility model, the following description will further explain the technical scheme and advantages of the present utility model in detail with reference to the drawings and embodiments. The specific structure and features of the present utility model are described below by way of example and should not be construed to limit the utility model in any way. Also, any feature mentioned (including implicit or explicit) below, as well as any feature shown directly or implicit in the drawings, may be continued to be any combination or deletion of such features among themselves, to form still other embodiments that may not be directly or indirectly mentioned in the present utility model. The drawings illustrate preferred embodiments of the utility model. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.
In the description of the present utility model, unless otherwise indicated, the terms "top," "bottom," "left," "right," "inner," "outer," and the like are used for convenience in describing the present utility model and simplifying the description based on the orientation or positional relationship shown in the drawings, and do not denote or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Example 1
As shown in fig. 1-6, an injection molding machine ejection structure convenient to disassemble and assemble comprises an ejection cylinder assembly 1, an ejection rod assembly 2 and an ejection plate 3 which are arranged on a lock template 10; the lock template 10 comprises an ejector rod mounting plate 101 and an ejector cylinder mounting plate 102; the ejector plate 3 is arranged between the ejector rod mounting plate 101 and the ejector cylinder mounting plate 102;
the ejection oil cylinder assembly 1 comprises an oil cylinder body 11, an oil cylinder front cover 12, an oil cylinder adapter 13 sleeved on the oil cylinder body 11, an ejection piston rod 14 arranged in the oil cylinder body 11 and an oil cylinder rear cover 15 covered at the rear end of the oil cylinder body 11; the oil cylinder body 11 is arranged on the central hole of the ejection oil cylinder mounting plate 102 in a penetrating way, and the oil cylinder adapter 13 is abutted with the outer side of the ejection oil cylinder mounting plate 102; the diameter of the end face of the front oil cylinder cover 12 is not larger than the diameter of the central hole of the mounting plate 102 of the ejection oil cylinder;
the ejector rod assembly 2 comprises a central ejector rod 21 and a U-shaped anti-loose piece 22; the central ejection rod 21 is arranged on the central hole of the ejection plate 3 in a penetrating way and is in transmission connection with the ejection piston rod 14; the central ejector rod 21 is arranged on the outer wall of one end of the ejector plate 3, an annular clamping groove 211 is formed in the outer wall of one end of the ejector plate 3, and the central ejector rod 21 is fixed to the ejector plate 3 through the U-shaped anti-loose piece 22 and the annular clamping groove 211 in a snap fit mode.
In the embodiment, by arranging the oil cylinder adapter, the parts such as the oil cylinder body, the oil cylinder front cover, the ejection piston rod, the oil cylinder rear cover, the oil cylinder adapter and the like of the ejection oil cylinder assembly are quickly installed into an assembly, and the assembly is directly inserted into the central hole of the ejection oil cylinder mounting plate by utilizing the structural characteristics of the oil cylinder adapter, so that the quick installation of the ejection oil cylinder assembly can be completed; the operator does not need to lift the ejection cylinder and connect the ejection cylinder in an alignment way at the same time by both hands, and the front cover of the cylinder is arranged in a narrow space of the inner cavity of the lock template; the defects of high labor intensity, low installation efficiency and high potential safety hazard caused by blind installation and multiple position alignment to operators are avoided, and the problems of injury to operators and damage to the components caused by falling of the components are solved; the installation efficiency of the ejection oil cylinder assembly is greatly improved, and is at least more than twice of the installation efficiency in the prior art.
In the embodiment, the improvement of the lock template and the ejection cylinder assembly is that the central aperture of the ejection cylinder mounting plate is enlarged to be larger than the diameter of the end face of the cylinder front cover, so that the alignment and the mounting of the ejection cylinder on two sides of the ejection cylinder mounting plate can be avoided; the blind assembly alignment of the ejection cylinder assembly in a narrow space of the inner cavity of the locking template (namely, between the ejection rod mounting plate and the ejection cylinder mounting plate) is avoided, and the integral mounting efficiency is greatly improved.
As a further preferable solution, the cylinder adapter 13 includes a first annular clamping portion 131 with an end surface diameter adapted to the central hole of the mounting plate of the ejection cylinder, and a second annular clamping portion 132 with an end surface diameter larger than the central hole of the mounting plate of the ejection cylinder; the first annular clamping part 131 is located in the center hole of the mounting plate of the ejection cylinder. In this embodiment, set up first annular joint portion and second annular joint portion on the hydro-cylinder adaptor, and first annular joint portion is located in ejecting hydro-cylinder mounting panel centre bore, second annular joint portion butt is on ejecting hydro-cylinder mounting panel, and the benefit of setting up like this is convenient for the location when ejecting hydro-cylinder subassembly is installed ejecting hydro-cylinder mounting panel, as long as the cartridge is to first annular joint portion embedding ejecting hydro-cylinder mounting panel centre bore, and second annular joint portion butt is on ejecting hydro-cylinder mounting panel promptly represents and has accomplished the counterpoint, further promotes packaging efficiency.
As a further preferable scheme, the ejector rod assembly 2 further comprises a mounting seat 23, and the mounting seat 23 is fixed on the ejector plate 3; the mounting seat 23 is provided with a mounting hole 231 for the central ejector rod 21 to be inserted and fixed, the outer wall of the mounting seat 23 is provided with a limit groove 232 matched with the U-shaped anti-loose piece 22, and the limit groove 232 is communicated with the mounting hole 231 and corresponds to the annular clamping groove 211; the two sides of the U-shaped locking piece 22 are clamped and limited in the limiting groove 232 and the annular clamping groove 211. This allows the center ejector rod 21 to be quickly secured to the mounting block 23. The fixing mode of the central ejection rod of the utility model largely avoids the rotation and loosening conditions, and has better stability.
As a further preferred aspect, the mounting seat 23 includes a mounting post 233, and the mounting hole 231 is disposed in the mounting post 233; two limit grooves 232 are provided on both sides of the mounting post 233. The advantage of this arrangement is that the two sides of the U-shaped locking piece 22 are clamped in the corresponding limiting grooves 232, namely, the locking piece can be clamped in the annular clamping groove of the central ejector rod, and the central ejector rod is fixed on the mounting seat. Furthermore, the two limiting grooves also play a role in clearance fit, a certain buffer effect is provided for the central ejector rod, and the service life of the central ejector rod is prolonged.
As a further preferable scheme, two side walls of the opening of the U-shaped locking piece 22 are provided with corresponding connecting holes 221, and the corresponding connecting holes 221 are penetrated and fixed by the fastener 4.
As a further preferable scheme, the ejector plate 3 is further provided with auxiliary ejector rods 24, and a plurality of auxiliary ejector rods 24 are circumferentially arranged on the periphery of the central ejector rod 21 at intervals.
As a further preferable scheme, the ejector plate 3 is of a cross type; and 3 auxiliary ejection rods 24 are arranged on four sides of the ejection plate 3. In this embodiment, this arrangement has the advantage of uniformly distributing the ejection force over the various parts of the injection molded product and uniformly pushing out the injection molded product, reducing distortion of the injection molded product.
The above-described embodiments are only preferred embodiments of the present utility model and should not be construed as limiting the scope of the utility model, it will be appreciated by those skilled in the art that numerous changes, modifications, substitutions and alterations can be made hereto without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.
Claims (7)
1. An injection molding machine ejection structure convenient to disassemble and assemble comprises an ejection oil cylinder assembly, an ejection rod assembly and an ejection plate which are arranged on a lock template; the locking template comprises an ejector rod mounting plate and an ejector cylinder mounting plate; the ejector plate is arranged between the ejector rod mounting plate and the ejector cylinder mounting plate;
the ejection oil cylinder assembly is characterized by comprising an oil cylinder body, an oil cylinder front cover, an oil cylinder adapter sleeved on the oil cylinder body, an ejection piston rod arranged in the oil cylinder body and an oil cylinder rear cover covered at the rear end of the oil cylinder body; the oil cylinder body is arranged on the central hole of the ejection oil cylinder mounting plate in a penetrating way, and the oil cylinder adapter is in butt joint with the outer side of the ejection oil cylinder mounting plate; the diameter of the end face of the front cover of the oil cylinder is not larger than the diameter of the central hole of the mounting plate of the ejection oil cylinder;
the ejection rod assembly comprises a central ejection rod and a U-shaped anti-loose piece; the central ejection rod is arranged on the central hole of the ejection plate in a penetrating way and is in transmission connection with the ejection piston rod; the center ejector rod is arranged on the outer wall of one end of the ejector plate and is provided with an annular clamping groove, and the center ejector rod is fixed on the ejector plate through the U-shaped anti-loose piece and the annular clamping groove in a snap fit mode.
2. The injection molding machine ejection structure of claim 1, wherein the cylinder adapter comprises a first annular clamping part with an end surface diameter matched with the central hole of the ejection cylinder mounting plate and a second annular clamping part with an end surface diameter larger than the central hole of the ejection cylinder mounting plate; the first annular clamping part is positioned in the center hole of the mounting plate of the ejection oil cylinder.
3. The injection molding machine ejection structure of claim 1, wherein the ejector rod assembly further comprises a mounting base, the mounting base being secured to the ejector plate; the mounting seat is provided with a mounting hole for the central ejector rod to be inserted and fixed, the outer wall of the mounting seat is provided with a limiting groove matched with the U-shaped anti-loose piece, and the limiting groove is communicated with the mounting hole and corresponds to the annular clamping groove; the two sides of the U-shaped anti-loose piece are clamped and limited in the limiting groove and the annular clamping groove.
4. The injection molding machine ejection structure of claim 3, wherein the mounting base comprises a mounting post, the mounting hole being disposed in the mounting post; the two limit grooves are formed in two sides of the mounting column.
5. The injection molding machine ejection structure capable of being disassembled and assembled conveniently according to claim 1, wherein the two side walls of the opening of the U-shaped anti-loose piece are provided with corresponding connecting holes, and the corresponding connecting holes are penetrated and fixed in the two connecting holes through fasteners.
6. The injection molding machine ejection structure of claim 1, wherein the ejector plate is further provided with auxiliary ejector rods, and a plurality of the auxiliary ejector rods are arranged around the periphery of the central ejector rod at intervals.
7. The injection molding machine ejection structure of claim 6, wherein the ejector plate is a ""; and 3 auxiliary ejector rods are arranged on four sides of the ejector plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223610913.4U CN218985623U (en) | 2022-12-30 | 2022-12-30 | Make things convenient for ejecting structure of injection molding machine of dismouting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223610913.4U CN218985623U (en) | 2022-12-30 | 2022-12-30 | Make things convenient for ejecting structure of injection molding machine of dismouting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218985623U true CN218985623U (en) | 2023-05-09 |
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ID=86195876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223610913.4U Active CN218985623U (en) | 2022-12-30 | 2022-12-30 | Make things convenient for ejecting structure of injection molding machine of dismouting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218985623U (en) |
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2022
- 2022-12-30 CN CN202223610913.4U patent/CN218985623U/en active Active
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