CN210759049U - Clamping mechanism of injection molding machine - Google Patents
Clamping mechanism of injection molding machine Download PDFInfo
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- CN210759049U CN210759049U CN201921138369.3U CN201921138369U CN210759049U CN 210759049 U CN210759049 U CN 210759049U CN 201921138369 U CN201921138369 U CN 201921138369U CN 210759049 U CN210759049 U CN 210759049U
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Abstract
The utility model discloses a clamping mechanism of an injection molding machine, which comprises a fixed template, a movable template and a mold stripping device, wherein an inner cavity is arranged between the fixed template and the movable template, the fixed template and the inner cavity of the movable template are oppositely arranged, the bottom of the fixed template is fixed on a machine body, two slide bars are slidably connected in through holes on the left side and the right side of the side surface of the fixed template, a connecting rod is vertically fixed between the other ends of the slide bars in a blind hole on the movable template at one end of each slide bar, the connecting rod is in threaded connection with a lead screw, one end of the lead screw is connected with an inner ring of a bearing fixed on the fixed template, a rotating wheel is fixed at the other end of the lead screw, threaded through holes communicated with the blind hole are vertically arranged in the blind hole at the two sides of the movable template, a bolt is in threaded through hole of the threaded rod of the bolt is, the utility model discloses more traditional clamping mechanism structure is more simple, and it is more convenient to operate.
Description
Technical Field
The utility model relates to a clamping mechanism specifically is an injection moulding machine's clamping mechanism.
Background
An injection molding machine is a tool for producing plastic products, also a tool for endowing the plastic products with complete structures and precise dimensions, is a variety of dies for obtaining required products by injection molding, blow molding, extrusion, die casting or stamping and other methods in industrial production, and has various types and structures because of various plastic varieties and processing methods and various and simple and different structures of the plastic molding machine and the plastic products.
If the mold clamping force is smaller than the pressure in the mold cavity, the mold will produce a gap, which causes the flaw of the finished product; if the mold locking force is too large, the large column is bent or the mold plates are deformed, so that enough mold locking force is needed between the upper mold plate and the lower mold plate, the reverse driving force generated to the mold in the high-pressure forming process of the part is counteracted, the upper mold locking seat and the lower mold locking seat are ensured not to generate displacement in the forming process, and the quality of the part is ensured.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an injection moulding machine's clamping 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:
a mold locking mechanism of an injection molding machine comprises a fixed mold plate, a movable mold plate, sliding rods, connecting rods, a screw rod and a mold stripping device, wherein an inner cavity is formed between the fixed mold plate and the movable mold plate, the fixed mold plate and the inner cavity of the movable mold plate are oppositely arranged, the bottom of the fixed mold plate is fixed on a machine body, circular through holes are respectively formed in the left side and the right side of the side surface of the fixed mold plate, the sliding rods are connected in the through holes in a sliding manner, one ends of the two sliding rods are respectively connected in corresponding blind holes in the movable mold plate, the end parts of the sliding rods in the blind holes are provided with through holes, the other ends of the two sliding rods are mutually and vertically fixed with the connecting rods, threaded through holes are formed in the middle of the connecting rods in the horizontal direction, the screw rod is in threaded through holes, one end of the screw rod, the threaded through hole is internally threaded with a bolt, a threaded rod of the bolt is connected with the through hole in the slide rod in the blind hole and fixes the slide rod in the blind hole, and one side of the movable template, which is far away from the fixed template, is provided with a mold stripping device.
As a further aspect of the present invention: the demolding device comprises a fixed block, a push rod, a movable plate, a spring and an ejector rod, wherein the fixed block is fixed on one side, far away from the fixed template, of the movable template, a groove is formed in the side face, connected with the movable template, of the fixed block, a through hole is formed in the center of the side face of the fixed block, the push rod is connected in the through hole and is of an L shape, the bottom of the push rod is fixed on a machine body, the push rod is arranged in the groove and is in contact with one side face of the movable plate, the spring is fixed between the other side of the movable plate and the movable template, the ejector rod is arranged inside the spring.
As a further aspect of the present invention: when the spring is in the state of no external force, the side face of the movable plate is abutted against the side wall of the inner cavity of the fixed block, and the end face of one end, fixed in the through hole of the fixed template, of the ejector rod is flush with the side wall of the inner cavity of the movable template.
As a further aspect of the present invention: and a liquid injection hole is formed in the side surface of the fixed template in the horizontal direction and is communicated with the inner cavity of the fixed template.
As a further aspect of the present invention: the bottom surface of the movable template is connected with the machine body in a sliding manner.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a lead screw is connected and the perpendicular threaded connection of lead screw and connecting rod with the rotation of fixed die plate, lead screw and slide bar fixed connection, and the rotation of lead screw drives the movable mould board and moves and connect fixedly to the fixed die plate, forms the compound die, because threaded connection, the compound die hardly takes place to squint or warp, is favorable to improving out off-the-shelf accurate rate.
2. The utility model discloses a ejector pin demolding can directly accompany the rotation and accomplish the demolding when fixed die plate separates with the movable mould board, saves time, has improved production efficiency.
Drawings
Fig. 1 is a schematic structural diagram of a mold clamping mechanism of an injection molding machine.
Fig. 2 is a sectional view of a clamping mechanism of an injection molding machine.
As shown in the figure: the device comprises a fixed die plate 1, a movable die plate 2, a sliding rod 3, a connecting rod 4, a screw rod 5, a groove 6, a bearing 7, a rotating wheel 8, a bolt 9, a fixed block 10, a push rod 11, a movable plate 12, a spring 13 and an ejector rod 14.
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.
Referring to fig. 1-2, in the embodiment of the present invention, a mold clamping mechanism of an injection molding machine comprises a fixed mold plate 1, a movable mold plate 2, a slide rod 3, a connecting rod 4, a screw rod 5 and a mold stripping device, wherein an inner cavity is formed between the fixed mold plate 1 and the movable mold plate 2, the fixed mold plate 1 and the inner cavity of the movable mold plate 2 are disposed opposite to each other, the bottom of the fixed mold plate 1 is fixed on a machine body, circular through holes are respectively formed on the left side and the right side of the side surface of the fixed mold plate 1, the slide rod 3 is slidably connected in the through holes, one end of each of the two slide rods 3 is respectively connected in a corresponding blind hole on the movable mold plate 2, the end of each slide rod 3 in the blind hole is provided with a through hole, the other end of each of the two slide rods 3 is vertically fixed with the connecting rod 4, a threaded through hole is formed in the, 5 other ends of lead screw are fixed with runner 8, set up the screw through-hole that is linked together with the blind hole perpendicularly in the blind hole of moving die plate 2 both sides, screw through-hole female connection has bolt 9, and the threaded rod of bolt 9 is connected with the through-hole on the slide bar 3 in the blind hole and fixes slide bar 3 in the blind hole, and when the mould is inside to be cleared up, can loosen bolt 9 and separate slide bar 3 and moving die plate 2, the clearance of being convenient for, one side of moving die plate 2 of keeping away from fixed die plate 1 is equipped with the demolding device.
The mold stripping device comprises a fixed block 10 and a push rod 11, the injection molding machine comprises a movable plate 12, a spring 13 and an ejector rod 14, wherein a fixed block 10 is fixed on one side, far away from a fixed template 1, of the movable template 2, a groove 15 is formed in the side face, connected with the movable template 2, of the fixed block 10, a through hole is formed in the center of the side face of the fixed block 10, a push rod 11 is connected in the through hole, the bottom of the push rod 11 is fixed on the machine body, the push rod 11 is in the groove 15 and is in contact with one side face of the movable plate 12, the spring 13 is fixed between the other side of the movable plate 12 and the movable template 2, the ejector rod 14 is arranged inside the spring 13, one end of the ejector rod 14 is connected with the side face of the movable template 12, the other end of the ejector rod 14 is fixed in the through hole formed in the center of the movable template 2, a liquid injection hole.
The spring 13 is in not having the exogenic action, and the side of fly leaf 12 supports on the lateral wall of fixed block 10 inner chamber, and the terminal surface of the one end that ejector pin 14 was fixed in the through-hole of fixed die plate 1 flushes with the inner chamber lateral wall of movable mould board 2, can guarantee leveling of movable mould board inner chamber when the push rod does not have exogenic action, prevents the solution seepage, after injection moulding, move the movable mould board left through the lead screw, the push rod contacts with the fly leaf, and the push rod carries out the effort with the fly leaf to the movable mould board inner chamber direction, and the fly leaf promotes the ejector pin and ejecting the finished product, accomplishes.
The bottom surface of the movable template 2 is connected with the machine body in a sliding manner, so that the sliding rod can push the movable template to move conveniently.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be 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.
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 may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention, and the following claims are therefore to be read in this light of the appended claims.
Claims (5)
1. A mold locking mechanism of an injection molding machine comprises a fixed mold plate (1), a movable mold plate (2), slide rods (3), connecting rods (4), lead screws (5) and a mold stripping device, and is characterized in that an inner cavity is formed between the fixed mold plate (1) and the movable mold plate (2), the fixed mold plate (1) and the inner cavity of the movable mold plate (2) are arranged oppositely, the bottom of the fixed mold plate (1) is fixed on a machine body, round through holes are formed in the left side and the right side of the side surface of the fixed mold plate (1) respectively, the slide rods (3) are connected in the through holes in a sliding mode, one ends of the two slide rods (3) are connected in corresponding blind holes in the movable mold plate (2) respectively, through holes are formed in the end parts of the slide rods (3) in the blind holes, the connecting rods (4) are vertically fixed between the other ends of the two slide rods (3), threaded through holes are, the one end fixed connection of lead screw (5) is at the inner circle of fixed bearing (7) in fixed die plate (1) side, and lead screw (5) other end is fixed with runner (8), the screw through-hole that is linked together with the blind hole is offered perpendicularly in the blind hole of movable mould board (2) both sides, and screw through-hole female connection has bolt (9), and the threaded rod of bolt (9) is connected with the through-hole on slide bar (3) in the blind hole and fixes slide bar (3) in the blind hole, and one side of keeping away from fixed die plate (1) of movable mould board (2) is equipped with the demolding device.
2. The mold locking mechanism of the injection molding machine according to claim 1, wherein the mold stripping device comprises a fixed block (10), a push rod (11), a movable plate (12), a spring (13) and a push rod (14), the fixed block (10) is fixed on one side of the movable mold plate (2) far away from the fixed mold plate (1), a groove (6) is formed in the side surface of the fixed block (10) connected with the movable mold plate (2), a through hole is formed in the center of the side surface of the fixed block (10), the push rod (11) is connected in the through hole, the push rod (11) is L-shaped, the bottom of the push rod (11) is fixed on the machine body, the push rod (11) is arranged in the groove (6) and is in contact with one side surface of the movable plate (12), the spring (13) is fixed between the other side of the movable plate (12) and the movable mold plate (2), the push rod (14) is arranged in the spring, the other end of the ejector rod (14) is fixed in a through hole arranged in the center of the movable template (2).
3. The mold locking mechanism of an injection molding machine according to claim 2, characterized in that when the spring (13) is in a state of no external force, the side surface of the movable plate (12) abuts against the side wall of the inner cavity of the fixed block (10), and the end surface of one end of the ejector rod (14) fixed in the through hole of the fixed mold plate (1) is flush with the side wall of the inner cavity of the movable mold plate (2).
4. The mold clamping mechanism of the injection molding machine according to claim 1, wherein the side surface of the fixed mold plate (1) is provided with a liquid injection hole in the horizontal direction, and the liquid injection hole is communicated with the inner cavity of the fixed mold plate (1).
5. The clamping mechanism of an injection molding machine according to claim 1, wherein the bottom surface of the movable mold plate (2) is slidably connected with the machine body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921138369.3U CN210759049U (en) | 2019-07-19 | 2019-07-19 | Clamping mechanism of injection molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921138369.3U CN210759049U (en) | 2019-07-19 | 2019-07-19 | Clamping mechanism of injection molding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210759049U true CN210759049U (en) | 2020-06-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921138369.3U Expired - Fee Related CN210759049U (en) | 2019-07-19 | 2019-07-19 | Clamping mechanism of injection molding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210759049U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112676537A (en) * | 2020-12-10 | 2021-04-20 | 芜湖品金电器科技有限公司 | Die capable of rapidly demoulding for processing annealing sheet |
| CN117507273A (en) * | 2023-11-15 | 2024-02-06 | 海安腾昱智能科技有限公司 | Natural fiber elastomer backrest cushion production equipment |
-
2019
- 2019-07-19 CN CN201921138369.3U patent/CN210759049U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112676537A (en) * | 2020-12-10 | 2021-04-20 | 芜湖品金电器科技有限公司 | Die capable of rapidly demoulding for processing annealing sheet |
| CN117507273A (en) * | 2023-11-15 | 2024-02-06 | 海安腾昱智能科技有限公司 | Natural fiber elastomer backrest cushion production equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200616 Termination date: 20210719 |