CN212266574U - Movable plate structure of hydraulic mould-locking injection molding machine - Google Patents
Movable plate structure of hydraulic mould-locking injection molding machine Download PDFInfo
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- CN212266574U CN212266574U CN202020491829.7U CN202020491829U CN212266574U CN 212266574 U CN212266574 U CN 212266574U CN 202020491829 U CN202020491829 U CN 202020491829U CN 212266574 U CN212266574 U CN 212266574U
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- 238000001746 injection moulding Methods 0.000 title claims abstract description 25
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 11
- 238000009826 distribution Methods 0.000 claims description 7
- 238000002347 injection Methods 0.000 abstract description 14
- 239000007924 injection Substances 0.000 abstract description 14
- 238000007789 sealing Methods 0.000 abstract description 4
- 229920003023 plastic Polymers 0.000 description 5
- 239000004033 plastic Substances 0.000 description 5
- 230000009471 action Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to a movable plate structure of a hydraulic mould-locking injection molding machine, wherein four reinforcing ribs are formed on the back surface of the movable plate along the projection of a diagonal D, and the tail end of each reinforcing rib extends towards the direction far away from the diagonal D to form a forked rib; the back of the forked rib is fixedly provided with a force dispersing plate, and the back of the force dispersing plate is parallel. The utility model can uniformly transmit the force received by the movable plate to the front of the movable plate, and ensure the sealing between the two parts of the injection mould; the force-dispersing plate can be uniformly stressed, so that the force of the movable plate is uniform; when the movable plate is maintained or stored, the movable plate can be placed vertically conveniently.
Description
Technical Field
The utility model relates to a hydraulic pressure mode-locking injection molding machine mode locking structure and hydraulic pressure mode-locking injection molding machine movable plate structure.
Background
CN1471456A。
According to the traditional mold locking structure of the hydraulic mold locking injection molding machine, only one plunger applies pressure to the movable plate, and the movable plate is slightly deformed due to the large pressure applied to the movable plate during injection, so that the sealing performance of an injection mold arranged on the movable plate is influenced. Even if the force applied to the movable plate can be improved by the means described in CN1471456A, there is still room for improvement in the force applied to the movable plate.
The back of the movable plate structure of the traditional hydraulic mold locking injection molding machine is uneven, so that the movable plate structure of the traditional hydraulic mold locking injection molding machine is inconvenient to store and maintain.
SUMMERY OF THE UTILITY MODEL
For solving one or more in the above-mentioned problem, the utility model aims to provide a hydraulic pressure mode-locking injection molding machine mode-locking structure can make the power that the movable plate received transmit the front of movable plate uniformly, guarantees the sealed between the two parts of injection mould.
The utility model discloses the detailed technical scheme who takes does: the back of the movable plate protrudes along a diagonal D to form four reinforcing ribs, and the tail end of each reinforcing rib extends towards the direction far away from the diagonal D to form a forked rib; the back of the forked rib is fixedly provided with a force dispersing plate, and the back of the force dispersing plate is parallel.
Furthermore, the tail ends of the bifurcated ribs extend towards the diagonal line D to form a surrounding rib, and the tail ends of the surrounding rib surround the diagonal line D.
Furthermore, the bifurcate rib and the encircling rib encircle to form a cylindrical inner cavity.
Furthermore, the distances from the inner cavity formed by the closure ribs and the bifurcating ribs to the central line A are equal and are distributed circles B.
Further, the diameter of the circumscribed circle of the movable plate is circumscribed circle C, and the ratio of the distribution circle B to the circumscribed circle C is zero point three to zero point seven.
The force-dispersing plate can be stressed uniformly, so that the force of the movable plate is uniform.
Further, the ratio of the distribution circle B to the circumscribed circle C is zero point five.
Furthermore, the force dispersing plate is provided with a positioning bulge, and the axis of the positioning bulge coincides with the axis of an inner cavity formed by the closure of the forking ribs and the closure ribs.
The action point of the tail plate plunger on the force dispersion plate can be matched with the designed action point, and the uniform stress of the movable plate is ensured.
Furthermore, one side of the movable plate is fixedly provided with a vertical foot, and the vertical foot is extended out of the driven plate.
When the movable plate is maintained or stored, the movable plate can be placed vertically conveniently.
Compared with the prior art, the utility model discloses following beneficial effect has:
1) the force received by the movable plate can be uniformly transmitted to the front of the movable plate, and the sealing between the two parts of the injection mould is ensured;
2) the force-dispersing plate can be uniformly stressed, so that the force of the movable plate is uniform;
3) when the movable plate is maintained or stored, the movable plate can be placed vertically conveniently.
Drawings
Fig. 1 is a schematic perspective view of a mold locking structure of a hydraulic mold locking injection molding machine of the present invention.
Fig. 2 is a schematic perspective view of another view angle of the mold locking structure of the hydraulic mold-locking injection molding machine of the present invention.
Fig. 3 is a schematic perspective view of a mold locking structure of the hydraulic mold locking injection molding machine of the present invention; the moving plate 1 is not shown.
Fig. 4 is an exploded perspective view of the tailgate assembly 2.
Fig. 5 is a schematic plan view of a mold locking structure of the hydraulic mold-locking injection molding machine of the present invention.
Fig. 6 is a schematic view of the section i-i of fig. 5.
Fig. 7 is a perspective view of the movable plate 1.
Fig. 8 is a perspective view of another perspective of the movable plate 1.
Fig. 9 is a schematic top view of the movable plate 1.
Fig. 10 is a schematic perspective view of section ii-ii of fig. 9.
FIG. 11 is a schematic front view of section II-II of FIG. 9; the dotted line is an auxiliary line.
FIG. 12 is a perspective view of section IV-IV of FIG. 9.
Fig. 13 is an enlarged schematic view at iii of fig. 6.
A movable plate 1; a reinforcing rib 11; a bifurcated rib 111; a surround rib 112; a force dissipating plate 12; a positioning boss 13; an adjustment stage 14; a connecting lug 15; a thimble hole 16; a foot 17 is placed vertically; a guide hole 18; a fabrication hole 19; a centerline A; a distribution circle B; a circumscribed circle C; a diagonal line D; a tailgate assembly 2; a tail plate 21; a tailgate plunger cavity 211; a hydraulic port 212; an inlet boss 213; a raised notch 214; a tailgate plunger 22; an adjusting plunger 23; the adjustment chamber 231; a connecting assembly 3; the connecting guide post 31; a clasping groove 311; a connecting straight piece 32; a clamp assembly 33; a first clamping block 331; a second clamping block 332; a clamping power member 333; a thimble assembly 4; a thimble 41; an ejector plate 411; ejector pin guide 412; a thimble power element 42; a fixed plate 9; and an injection port 99.
Detailed Description
The technical solution of the present invention will be described below with reference to the accompanying drawings of the present invention.
The utility model discloses a hydraulic pressure mode-locking injection molding machine mode locking structure, it includes movable plate 1, tailboard subassembly 2, coupling assembling 3 and fixed plate 9.
The tail plate component 2 comprises a tail plate plunger 22 and a tail plate 21 provided with a tail plate plunger cavity 211; the tailgate plunger 22 is inserted into the tailgate plunger cavity 211 and has one end fixedly connected to the movable plate 1.
The cross section of the movable plate 1 and the cross section of the tail plate 21 are both rectangular as a whole. In general, the cross section of the movable plate 1 and the cross section of the end plate 21 are both square as a whole.
The movable plate 1 and the tail plate assembly 2 are linearly movably connected with the fixed plate 9 through the connecting assembly 3.
The number of the tail plate plungers 22 is equal to that of the tail plate plunger cavities 211, and the number of the tail plate plungers is more than two. Typically, there are four tailgate plungers 22.
The utility model discloses a hydraulic pressure mode-locking injection molding machine mode locking structure's theory of operation does: before use, the movable plate 1 and the tail plate 21 move until the distance between the tail plate 21 and the fixed plate 9 is larger, then the movable plate 1 and the tail plate 21 move until the distance between the tail plate 21 and the fixed plate 9 is smaller after two parts of an injection mold (not shown in the attached drawing) are respectively fixed on the movable plate 1 and the fixed plate 9; the tail plate plunger 22 drives the movable plate 1 to move so that two parts of the injection mold are jointed and sealed, and then plastic is injected into the injection mold from an injection port 99 of the fixed plate 9 at high pressure to form a plastic workpiece. The tail plate plunger 22 drives the movable plate 1 to move, so that the two parts of the injection mould are separated, and the plastic workpiece can be taken out.
During the above-described high-pressure injection molding, the force of the tailgate plungers 22 against the movable plate 1 is uniformly distributed (compared to one tailgate plunger 22) over the movable plate 1, and deformation of the movable plate 1 can be eliminated or reduced.
Further, the tailgate plunger cavities 211 are in communication. A hydraulic pipe (not shown in the drawings) communicating with the hydraulic port 212 of each tailgate plunger cavity 211 may be provided outside the tailgate 21 to communicate the tailgate plunger cavities 211, or a hole (not shown in the drawings) communicating the tailgate plunger cavities 211 may be provided in the tailgate 21. When hydraulic fluid enters or flows out of the tailgate plunger cavity 211, the pressure in each tailgate plunger cavity 211 can be the same or similar, so that the force applied by each tailgate plunger 22 to the movable plate 1 can be the same or similar, and the force applied to the movable plate 1 can be uniformly distributed.
Further, the connecting assembly 3 includes a connecting guide post 31, one end of the connecting guide post 31 is fixedly connected to the stationary plate 9, and the other end of the stationary plate 9 sequentially passes through the movable plate 1 and the tail plate 21, so that the movable plate 1 and the tail plate assembly 2 are linearly movably connected to the stationary plate 9 through the connecting assembly 3.
Further, the connecting assembly 3 further includes a connecting linear member 32, and both ends of the connecting linear member 32 (both ends of the connecting linear member 32, i.e., output ends of the connecting linear member 32 and the connecting linear member 32) are fixedly connected to the movable plate 1 and the stationary plate 9, respectively. The connecting linear member 32 is typically a linear power device such as a hydraulic cylinder. It is convenient to move the movable plate 1 and the tail plate 21 by connecting the linear members 32.
Further, the connecting assembly 3 further includes a clamping assembly 33, the clamping assembly 33 includes a first clamping block 331, a second clamping block 332, and a clamping power member 333, the first clamping block 331 and the second clamping block 332 are respectively connected to the tail plate 21 in a linear motion (via a structure that a slider is embedded in a sliding slot), two ends of the clamping power member 333 (two ends of the clamping power member 333, i.e. output ends of the clamping power member 333 and the clamping power member 333) are respectively connected to the first clamping block 331 and the second clamping block 332, the connecting guide column 31 is provided with a clamping slot 311 and penetrates through the first clamping block 331, between the second holding clamp blocks 332, the first holding clamp block 331 and the second holding clamp block 332 are both provided with holding clamp grooves 311, the holding clamp grooves 311 connecting the guide post 31 are meshed with the holding clamp grooves 311 of the first holding clamp block 331 and/or the holding clamp grooves 311 of the second holding clamp block 332, and one of the first holding clamp block 331 and the second holding clamp block 332 can support the tail plate 21. After the movable plate 1 and the tail plate 21 are moved relative to the fixed plate 9, the clasping power element 333 drives one of the first clasping block 331 and the second clasping block 332 to move until the movable plate is meshed with the connecting guide column 31, and then the clasping power element 333 drives the other of the first clasping block 331 and the second clasping block 332 to move until the movable plate is meshed with the connecting guide column 31, so that the positions of the first clasping block 331 and the second clasping block 332 are automatically adjusted to clasp the connecting guide column 31, and the movable plate 1 and the tail plate 21 are fixed along the connecting guide column 31. The clasping power part 333 drives one of the first clasping block 331 and the second clasping block 332 to move away from the connecting guide column 31 until the tail plate 21 is abutted, and then the clasping power part 333 drives the other of the first clasping block 331 and the second clasping block 332 to move away from the connecting guide column 31, so that the positions of the first clasping block 331 and the second clasping block 332 are automatically adjusted to unlock the connecting guide column 31, and the movable plate 1 and the tail plate 21 move along the connecting guide column 31.
Further, the cross section of the clamping groove 311 is a right triangle (not shown) or a right trapezoid, and the oblique side of the right triangle or the right trapezoid is far away from the fixing plate 9. When moulding plastics, can guarantee to embrace the face that right-angled triangle or the right-angle side of right trapezoid of the cross section of pressing from both sides groove 311 corresponds and support each other, can guarantee that the distance between movable plate 1 and tailboard subassembly 2 and the fixed plate 9 is unchangeable or change less, guarantee the leakproofness of injection mould.
Further, the tailboard assembly 2 further comprises an adjusting plunger 23, one end of the adjusting plunger 23 can be attached to the movable board 1, the tailboard 21 is provided with an adjusting cavity 231, and the adjusting plunger 23 is embedded into the adjusting cavity 231 and has a cross-sectional area smaller than that of the tailboard plunger 22. The distance between the movable plate 1 and the tail plate 21 can be adjusted finely, so that the clasping groove 311 of the connecting guide column 31 is engaged with the clasping groove 311 of the first clasping block 331 and/or the clasping groove 311 of the second clasping block 332, and the stability of clasping the connecting guide column 31 by the first clasping block 331 and the second clasping block 332 can be ensured.
Generally, the utility model discloses a hydraulic pressure mode-locking injection molding machine mode-locking structure still includes thimble assembly 4, and thimble assembly 4 includes thimble 41 and thimble power component 42, and the both ends of thimble power component 42 (the both ends of thimble power component 42, namely the output of thimble power component 42, thimble power component 42) are connected with tailboard 21, thimble 41 respectively, and thimble 41 passes movable plate 1 and tailboard 21; so as to facilitate demoulding of the plastic workpiece in the injection mould.
Four reinforcing ribs 11 are formed on the back surface of the movable plate 1 (i.e., the surface of the movable plate 1 close to the tail plate 21) in a protruding manner along the diagonal line D, and the ends of the reinforcing ribs 11 (i.e., the ends far from the center line a) extend in the direction far from the diagonal line D to form bifurcated ribs 111.
The rear surface (i.e., the surface of the rear surface close to the tail plate 21) of the bifurcating rib 111 is fixedly provided with the dissipating plate 12, and the rear surface (i.e., the surface of the dissipating plate 12 close to the tail plate 21) of the dissipating plate 12 is parallel to the front surface (i.e., the surface of the movable plate 1 far from the tail plate 21) of the movable plate 1. Typically, the axial center of the tailgate plunger 22 passes through the diagonal D. The force of the tail plate plunger 22 against the movable plate 1 is dispersed to the force dispersing plate 12 and then uniformly dispersed to the reinforcing ribs 11, so that the force received by the movable plate 1 can be uniformly transmitted to the front of the movable plate 1, and the sealing between the two parts of the injection mold is ensured. Typically, there are four reinforcing ribs 11. The movable plate 1 is generally manufactured by a conventional casting method and then by a conventional precision machining.
Furthermore, the ends of the bifurcated rib 111 extend to the diagonal line D to form a surrounding rib 112, and the ends of the surrounding rib 112 surround the diagonal line D.
Preferably, the bifurcating rib 111 and the encircling rib 112 encircle to form a cylindrical inner cavity; typically the axis of the cavity coincides with the axis of the tailgate plunger 22.
Further, the distances from the inner cavities formed by the encircling of the bifurcate ribs 111 and the encircling ribs 112 to the center line a are all equal and are all distributed circles B.
Further, the diameter of the circumscribed circle of the movable plate 1 is the circumscribed circle C, and the ratio of the distribution circle B to the circumscribed circle C is zero point three to zero point seven. The stress of the scattered force plate 12 can be uniform (the stress point is close to the center of the small rectangle in which the inner cavity formed by the forking rib 111 and the encircling rib 112 is encircled), so that the stress of the movable plate 1 is uniform.
Preferably, the ratio of the distribution circle B to the circumscribed circle C is zero point five.
Further, the force dispersing plate 12 is provided with a positioning protrusion 13, and the axis of the positioning protrusion 13 coincides with the axis of an inner cavity formed by the branching rib 111 and the encircling rib 112. Usually, the tailgate plunger 22 is attached to the inner wall of the positioning protrusion 13, so that the acting point of the tailgate plunger 22 on the dissipating plate 12 is matched with the designed acting point, and the movable plate 1 is uniformly stressed.
Furthermore, one side of the movable plate 1 is fixedly provided with a standing foot 17, and the standing foot 17 extends out from the movable plate 1, namely, one side or two sides of the standing foot 17 extend out from the movable plate 1 in a plan view. When the movable plate 1 is maintained or stored, the movable plate 1 can be conveniently vertically placed.
It is to be understood that the terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the purpose of convenience and simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operated in a particular orientation, and are not to be construed as limiting the scope of the present invention.
The above embodiments are merely preferred embodiments of the present disclosure, which are not intended to limit the present disclosure, and any modifications, equivalents, improvements and the like, which are within the spirit and principle of the present disclosure, should be included in the scope of the present disclosure.
Claims (8)
1. The hydraulic mould-locking injection molding machine movable plate structure is characterized in that the back surface of a movable plate (1) is bulged along a diagonal line D to form four reinforcing ribs (11), and the tail ends of the reinforcing ribs (11) extend towards the direction far away from the diagonal line D to form forked ribs (111); the back of the forked rib (111) is fixedly provided with a force dispersing plate (12), and the back of the force dispersing plate (12) is parallel.
2. The hydraulic mold locking injection molding machine plate structure as claimed in claim 1, wherein the ends of the bifurcated rib (111) extend toward the diagonal line D to form a surrounding rib (112), respectively, and the ends of the surrounding rib (112) surround the diagonal line D.
3. The hydraulic mold locking injection molding machine plate structure as claimed in claim 2, wherein the bifurcating rib (111) and the encircling rib (112) encircle to form a cylindrical inner cavity.
4. The movable plate structure of the hydraulic mold locking injection molding machine according to claim 3, wherein the distances from the inner cavity formed by the encircling ribs (112) and the forking ribs (111) to the center line A are equal and are distributed circles B.
5. The structure of the movable plate of the hydraulic mold-locking injection molding machine according to claim 4, wherein the diameter of the circumscribed circle of the movable plate (1) is circumscribed circle C, and the ratio of the distribution circle B to the circumscribed circle C is zero point three to zero point seven.
6. The hydraulic mold-locking injection molding motor plate structure according to claim 5, wherein the ratio of the distribution circle B to the circumscribed circle C is zero point five.
7. The movable plate structure of the hydraulic mold locking injection molding machine according to claim 4, wherein the force dispersing plate (12) is provided with a positioning protrusion (13), and the axis of the positioning protrusion (13) coincides with the axis of an inner cavity formed by the bifurcation rib (111) and the encircling rib (112).
8. The movable plate structure of the hydraulic mold locking injection molding machine according to claim 1, wherein one side of the movable plate (1) is fixedly provided with a standing foot (17), and the standing foot (17) extends beyond the movable plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020491829.7U CN212266574U (en) | 2020-04-07 | 2020-04-07 | Movable plate structure of hydraulic mould-locking injection molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020491829.7U CN212266574U (en) | 2020-04-07 | 2020-04-07 | Movable plate structure of hydraulic mould-locking injection molding machine |
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| Publication Number | Publication Date |
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| CN212266574U true CN212266574U (en) | 2021-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020491829.7U Active CN212266574U (en) | 2020-04-07 | 2020-04-07 | Movable plate structure of hydraulic mould-locking injection molding machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114683501A (en) * | 2022-04-20 | 2022-07-01 | 广东顺德必盛达机械有限公司 | Mold locking structure of injection molding machine |
-
2020
- 2020-04-07 CN CN202020491829.7U patent/CN212266574U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114683501A (en) * | 2022-04-20 | 2022-07-01 | 广东顺德必盛达机械有限公司 | Mold locking structure of injection molding machine |
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Effective date of registration: 20231222 Address after: 529700 area B, Heshan industrial city, Heshan City, Jiangmen City, Guangdong Province Patentee after: Guangdong Bishengda Intelligent Equipment Co.,Ltd. Address before: 528300, No. 2-2, Fu'an Industrial Zone, Liandu Village Committee, Leliu Street Office, Shunde District, Foshan City, Guangdong Province Patentee before: GUANGDONG SHUNDE BESTER MACHINERY CO.,LTD. |