CN217531637U - Low-stress lightweight tail plate - Google Patents
Low-stress lightweight tail plate Download PDFInfo
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- CN217531637U CN217531637U CN202220343408.9U CN202220343408U CN217531637U CN 217531637 U CN217531637 U CN 217531637U CN 202220343408 U CN202220343408 U CN 202220343408U CN 217531637 U CN217531637 U CN 217531637U
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- tailboard
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Abstract
The utility model relates to a technical field of injection molding machine tailboard has solved the problem that injection molding machine tailboard is heavier, rigidity intensity is low among the prior art to specifically disclose a low stress lightweight tailboard, include: the device comprises a back plate, wherein four corners of the back plate are provided with pylons, pull rod holes penetrating through two end faces of the pylons are formed in the pylons, and a first cavity is formed in the back face of the back plate; the two long supports are respectively positioned on two opposite sides of the back surface of the back plate, two sides of one end of each long support are respectively connected with the two pylons, and a second cavity is formed in each long support; the two inclined blocks are respectively positioned at the upper end and the lower end of the back surface of the back plate and protrude out of the back surface of the back plate, two sides of each inclined block are respectively connected with the two column bases, a third cavity is arranged on each inclined block, and each third cavity is provided with a first opening positioned on each inclined block; the back plate, the long bracket and the inclined block are provided with cavities, so that the overall weight of the tail plate can be reduced; the front surface of the back plate is not provided with a cavity opening, so that the integrity of the front surface of the back plate can be ensured, and the rigidity strength of the back plate is further improved.
Description
Technical Field
The utility model relates to a technical field of injection molding machine tailboard refers in particular to a low stress lightweight tailboard.
Background
The tail plate is used as one of core parts of a toggle rod type injection molding machine die casting machine, bears periodic heavy-load die locking working conditions together with a fixed die plate, a movable die plate, a pull rod and a toggle rod mechanism, and the rigidity directly influences the integral series rigidity of a die closing part. In addition, the tailboard still needs to satisfy and holds toggle link mechanism inner roll home range, fixed mounting transfer mould mechanism, fixed lock die hydro-cylinder etc. demand such as assembly. The tail plate accounts for the total weight of the whole machine, the specific gravity is high, the cost is high, and when the mold closing mechanism is in a mold closing working condition, the tail plate is subjected to the force transmitted by the toggle rod mechanism and the force transmitted by the pull rod, and the reliability and the service life of the template structure can be directly influenced under the stress condition under the heavy-load working condition; meanwhile, the deformation of the tail plate is closely related to the rigidity of the tail plate, the excessive deformation directly affects the precision of a product or causes product defects, and the production waste cost can be restricted by simply increasing the weight of a casting to improve the rigidity of the template.
Disclosure of Invention
The utility model discloses having considered aforementioned problem and having made, utility model's purpose provides a low stress lightweight tailboard, has both guaranteed the rigidity intensity of tailboard, has alleviateed the weight of tailboard again, improves the tailboard at the stress condition of heavy load operating mode, promotes the tailboard reliability.
In order to achieve the above object, the utility model provides a low stress lightweight tailboard, include:
the structure comprises a back plate, wherein four corners of the back plate are provided with pylons, the pylons are provided with pull rod holes penetrating through two end faces of the pylons, and the back face of the back plate is provided with a first cavity;
the two long supports are respectively positioned on two opposite sides of the back surface of the back plate, two sides of one end of each long support are respectively connected with the two pylons, and a second cavity is formed in each long support;
the two inclined blocks are respectively positioned at the upper end and the lower end of the back face of the back plate and protrude out of the back face of the back plate, two sides of each inclined block are respectively connected with the two pylons, a third cavity is arranged on each inclined block, and each third cavity is provided with a first opening positioned on each inclined block.
According to the low stress lightweight tailboard, the middle part of backplate is equipped with the centre bore, be equipped with first installation department on the front of backplate, first installation department protrusion in the department all around of centre bore.
According to the low-stress light-weight tail plate, the number of the first cavities is four, the four first cavities are distributed on the back face of the back plate, and the four first cavities are located on the periphery of the central hole.
According to a low stress lightweight tailboard, long support includes two landing legs and second installation department, two the one end of landing leg respectively with one the pylon meets, two the other end of landing leg all with the second installation department meets.
According to a low stress lightweight tailboard, two be equipped with the curb plate between the landing leg, the second die cavity sets up on the curb plate, just the second die cavity is the echelonment.
According to a low stress lightweight tailboard, the curb plate is kept away from one of second die cavity is served and is equipped with first fretwork and second fretwork, the second fretwork distributes the both sides of first fretwork, be equipped with the third fretwork that is oval-shaped in the second die cavity.
According to the low-stress light-weight tail plate, the reinforcing ribs are arranged between the long support and the column base.
According to the low-stress and light-weight tail plate, the first opening is positioned on the outer side of the inclined block, and the third cavity is further provided with a second opening positioned on the inner side of the inclined block.
The utility model discloses following beneficial effect has:
1. the front surface of the back plate is not provided with a cavity opening, so that the integrity of the front surface of the back plate can be ensured, stress concentration is prevented, and the back plate is prevented from being broken due to stress;
2. the back plate, the long bracket and the inclined block are all provided with the cavities, and the long bracket is provided with the hollows, so that the overall weight of the tail plate can be greatly reduced, the cavities are distributed uniformly, and the overall rigidity is ensured;
3. and a reinforcing rib is arranged between the long support and the column base, so that the pull rod hole can be prevented from being broken due to the stress of the pull rod.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a side view of the overall structure of the present invention;
fig. 3 is an elevation view of the overall structure of the present invention;
FIG. 4 isbase:Sub>A sectional view A-A of FIG. 3;
in the figure: 100. a back plate; 110. a column base; 111. a draw bar hole; 112. reinforcing ribs; 120. A first cavity; 130. a central bore; 140. a first mounting portion; 200. a long support; 210. A second cavity; 220. a support leg; 230. a second mounting portion; 240. a side plate; 241. a first hollow; 242. second hollowing out; 243. a third hollow; 300. a sloping block; 310. a third cavity; 311. a first opening.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1-4, a low stress, lightweight tailgate comprising:
the back plate 100, four corners of the back plate 100 are provided with pylons 110, each pylon 110 is provided with a pull rod hole 111 penetrating through two end faces of each pylon 110, the back of the back plate 100 is provided with a first cavity 120, a pull rod on an injection molding machine can penetrate through the pull rod hole 111, the first cavity 120 is a weight reduction cavity, the weight of the back plate 100 can be reduced, and in the embodiment, the back of the back plate 100 is a face facing the movable mold plate.
And the long supports 200, the two long supports 200 are respectively positioned at two opposite sides of the back surface of the backboard 100, two sides of one end of each long support 200 are respectively connected with the two pylons 110, a second cavity 210 is arranged on each long support 200, the long supports 200 are used for being connected to other parts of the injection molding machine, such as a guide rod, and the second cavities 210 can reduce the weight of the long supports 200.
The two inclined blocks 300 are respectively positioned at the upper end and the lower end of the back surface of the back plate 100 and protrude out of the back surface of the back plate 100, two sides of the inclined blocks 300 are respectively connected with the two pylons 110, a third cavity 310 is arranged on the inclined blocks 300, the third cavity 310 is provided with a first opening 311 positioned on the inclined blocks 300, and the inclined blocks 300 are used for connecting toggle rod lock shafts; the swash block 300 also acts to reinforce the strength of the pylons.
The middle of the back plate 100 is provided with a center hole 130, the front surface of the back plate 100 is provided with a first mounting portion 140, the first mounting portion 140 protrudes out of the periphery of the center hole 130, the first mounting portion 140 is provided as a mounting plate and can be used for mounting an oil cylinder, and the center hole 130 can be used as a positioning hole of the oil cylinder.
The number of the first cavities 120 is four, the four first cavities 120 are all distributed on the back of the back plate 100, the four first cavities 120 are all located around the central hole 130, the first cavities 120 are symmetrically arranged around the central hole 130 in pairs, the weight of the back plate 100 can be fully reduced, the back plate 100 between the first cavities 120 can be used for playing a role of the reinforcing ribs 112, and the back plate 100 is prevented from being easily broken due to one large cavity.
The long bracket 200 includes two legs 220 and a second mounting portion 230, one end of each of the two legs 220 is connected to one of the pylons 110, the other end of each of the two legs 220 is connected to the second mounting portion 230, and the second mounting portion 230 is used to connect other parts of the injection molding machine, such as a guide bar.
A side plate 240 is arranged between the two supporting legs 220, the second cavity 210 is arranged on the side plate 240, the second cavity 210 is in a step shape, the side plate 240 plays a role in connection and support, and the second cavity 210 can reduce the whole weight of the side plate 240.
One of the ends of the side plate 240 far away from the second cavity 210 is provided with a first hollow 241 and a second hollow 242, the second hollow 242 is distributed on two sides of the first hollow 241, an elliptical third hollow 243 is arranged in the second cavity 210, the overall weight of the long support 200 can be reduced by the first hollow 241, the second hollow 242 and the third hollow 243, and the effect of light weight of the tail plate is achieved by matching the first cavity 120, the second cavity 210 and the third cavity 310.
A reinforcing rib 112 is arranged between the long support 200 and the column base, and the reinforcing rib 112 is used for reinforcing the column base strength at the pull rod hole 111 and preventing the pull rod hole 111 from being broken due to the stress of the pull rod.
The first opening 311 is located at the outer side of the swash block 300, the third cavity 310 further has a second opening located at the inner side of the swash block 300, the inner side of the swash block 300 refers to the side where the two swash blocks 300 are close to each other, the outer side of the swash block 300 refers to the side where the two swash blocks 300 are far away from each other, taking the swash block 300 located at the upper end of the back plate 100 as an example, the first opening 311 is located at the upper side of the swash block 300, and the second opening is located at the lower side of the swash block 300.
The technical solutions of the present invention have been described in detail with reference to the accompanying drawings, and the described embodiments are used to help understand the ideas of the present invention. The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the claims.
It should be noted that all directional indicators (such as upper, lower, left, right, front, and rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
Furthermore, the descriptions in the present application as to "first," "second," "a," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating a number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.
Claims (8)
1. A low stress lightweight tailgate, comprising:
the device comprises a back plate, wherein four corners of the back plate are provided with pylons, pull rod holes penetrating through two end faces of the pylons are formed in the pylons, and a first cavity is formed in the back face of the back plate;
the two long supports are respectively positioned on two opposite sides of the back surface of the back plate, two sides of one end of each long support are respectively connected with the two pylons, and a second cavity is formed in each long support;
the two inclined blocks are respectively positioned at the upper end and the lower end of the back face of the back plate and protrude out of the back face of the back plate, two sides of each inclined block are respectively connected with the two pylons, a third cavity is arranged on each inclined block, and each third cavity is provided with a first opening positioned on each inclined block.
2. The low-stress light-weight tailboard according to claim 1, wherein a central hole is formed in the middle of the back board, and a first mounting portion is formed on the front surface of the back board and protrudes out of the periphery of the central hole.
3. The low stress light weight tailgate according to claim 2, wherein said first cavities are four, four of said first cavities are distributed on a back surface of said back plate, and four of said first cavities are located around said central hole.
4. The low stress light weight tailgate according to claim 1, wherein said long leg comprises two legs and a second mounting portion, one end of each of said two legs being connected to one of said pylons, and the other end of each of said two legs being connected to said second mounting portion.
5. The low stress and light weight tailgate according to claim 4, wherein a side plate is disposed between two of said legs, said second cavity is disposed on said side plate, and said second cavity is stepped.
6. The low-stress light-weight tail plate according to claim 5, wherein a first hollow and a second hollow are arranged at one end of the side plate away from the second cavity, the second hollow is distributed at two sides of the first hollow, and an elliptical third hollow is arranged in the second cavity.
7. The low stress light weight tailboard of any one of claims 1 to 6, wherein a reinforcing rib is provided between the long bracket and the pylons.
8. The low stress, light weight tailgate according to claim 1, wherein said first opening is located outside of said ramp block, and said third cavity further comprises a second opening located inside of said ramp block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220343408.9U CN217531637U (en) | 2022-02-21 | 2022-02-21 | Low-stress lightweight tail plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220343408.9U CN217531637U (en) | 2022-02-21 | 2022-02-21 | Low-stress lightweight tail plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217531637U true CN217531637U (en) | 2022-10-04 |
Family
ID=83428350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220343408.9U Active CN217531637U (en) | 2022-02-21 | 2022-02-21 | Low-stress lightweight tail plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217531637U (en) |
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2022
- 2022-02-21 CN CN202220343408.9U patent/CN217531637U/en active Active
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