CN112677413A - Be applied to eccentric die assembly and supplementary adjusting device of injection molding machine - Google Patents
Be applied to eccentric die assembly and supplementary adjusting device of injection molding machine Download PDFInfo
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- CN112677413A CN112677413A CN202011422545.3A CN202011422545A CN112677413A CN 112677413 A CN112677413 A CN 112677413A CN 202011422545 A CN202011422545 A CN 202011422545A CN 112677413 A CN112677413 A CN 112677413A
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- 238000001746 injection moulding Methods 0.000 title claims abstract description 21
- 230000007246 mechanism Effects 0.000 claims abstract description 59
- 230000008859 change Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
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Abstract
The invention is suitable for the field of injection molding machines, and provides an eccentric pressing die assembly and an auxiliary adjusting device applied to an injection molding machine, wherein the eccentric pressing die assembly comprises: the fixed die plate is used for fixing the female die and is provided with a guide pillar; the movable template is used for fixing the male die, a through hole is formed in the movable template, and the guide post can slide in the through hole so as to drive the male die to press the female die; the auxiliary adjusting mechanism is arranged between the fixed template and the movable template and positioned outside the placing areas of the male mold and the female mold, and provides support for the template structures after the molds are closed, so that the stress of the template structures is balanced; the distance between the two supporting parts which are respectively abutted against the male die and the female die by the auxiliary adjusting mechanism is adjustable; the auxiliary adjusting device can adjust the shape of the template, can provide auxiliary support for the template when the template is assembled, balance the stress of the template, and enable the whole stress of the template to be even, and the deformation amount to be small and the deformation to be even.
Description
Technical Field
The invention belongs to the field of injection molding machines, and particularly relates to an eccentric die assembly and an auxiliary adjusting device applied to an injection molding machine.
Background
The injection mold is a tool for producing plastic products, and is generally of a central symmetrical structure, but a part of the plastic products adopt a mold of an eccentric structure.
In the prior art, a male die generally moves relative to a female die, a guide post is used for guiding the die, the male die and the female die are pressed tightly by high pressure during injection molding, an eccentric die generally has only one angle close to the guide post, and the other three angles are far away from the guide post.
The injection molding machine uses the eccentric mold to produce plastic products, has the problems of unbalanced stress and asymmetric deformation at each part of the template, directly influences the quality of the plastic products and also influences the service life of the injection molding machine.
Disclosure of Invention
The embodiment of the invention aims to provide an eccentric pressing die assembly applied to an injection molding machine, which solves the problems of large and uneven deformation of a template of the injection molding machine.
Embodiments of the present invention are achieved by an eccentric die assembly applied to an injection molding machine, the eccentric die assembly including:
the fixed die plate is used for fixing the female die and is provided with a guide pillar;
the movable template is used for fixing the male die, a through hole is formed in the movable template, and the guide post can slide in the through hole so as to drive the male die to press the female die;
the auxiliary adjusting mechanism is arranged between the fixed template and the movable template and positioned outside the placing areas of the male mold and the female mold, and provides support for the template structures after the molds are closed, so that the stress of the template structures is balanced; and the distance between the auxiliary adjusting mechanism and the two supporting parts respectively abutted against the male die and the female die is adjustable.
Another objective of the embodiments of the present invention is to provide an auxiliary adjusting device for an eccentric mold of an injection molding machine, which is disposed between a fixed mold plate and a movable mold plate and outside a placement area of a male mold and a female mold, and provides support for the mold plate structures after mold assembly, so that the stress on the mold plate structures is balanced; and the distance between the auxiliary adjusting mechanism and the two supporting parts respectively abutted against the male die and the female die is adjustable.
According to the eccentric pressing die assembly applied to the injection molding machine, the male die and the female die are eccentrically arranged on the template, and the auxiliary adjusting mechanism is arranged, and meanwhile, the auxiliary adjusting device can adjust the shape of the auxiliary adjusting mechanism, so that the auxiliary support can be provided for the template during die assembly, the stress of the template is balanced, the stress of the whole template is uniform, the deformation is small, and the deformation is uniform.
Drawings
FIG. 1 is a schematic structural diagram of an eccentric die assembly applied to an injection molding machine according to an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion A of FIG. 1, which is a schematic structural diagram of an auxiliary adjusting device according to an embodiment of the present invention;
FIG. 3 is a schematic view of a clamped state according to an embodiment of the present invention;
in the drawings: 1. fixing a template; 2. moving the template; 3. a female die; 4. a male die; 5. a guide post; 6. an auxiliary adjustment mechanism; 60. a base; 61. fixing grooves; 62. a slider; 63. locking the nut; 64. an adjustment section; 65. a superimposing unit; 66. a first threaded hole; 67. a first threaded post; 68. a second threaded hole; 69. a second threaded post; 691. a third threaded hole; 7. a chute; 8. a fixing clip; 9. and a through hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
As shown in fig. 1, a schematic structural diagram of an eccentric die assembly applied to an injection molding machine according to an embodiment of the present invention includes:
the fixed die plate 1 is used for fixing the female die 3, and a guide pillar 5 is arranged on the fixed die plate 1;
the movable template 2 is used for fixing the male die 4, a through hole 9 is formed in the movable template 2, and the guide post 5 can slide in the through hole 9 so as to drive the male die 4 to tightly press the female die 3;
the auxiliary adjusting mechanism 6 is arranged between the fixed template 1 or the movable template 2 and is positioned outside the placing areas of the male mold 4 and the female mold 3, and after mold closing, support is provided for the template structures, so that the stress of the template structures is balanced; and the distance between the auxiliary adjusting mechanism 6 and the two supporting parts respectively abutted against the male die 4 and the female die 3 is adjustable.
In the embodiment of the invention, the movable template 2 and the fixed template 1 move oppositely under the guidance of the guide post 5, and further the male die 4 and the female die 3 are driven to move oppositely to be matched; the auxiliary adjusting mechanism 6 is arranged between the fixed template 1 or the movable template 2 and is positioned outside the placing areas of the male mold 4 and the female mold 3, and the auxiliary adjusting mechanism 6 supports the two back plates, can bear pressing force together with the mold during mold closing and plays a role of auxiliary support; meanwhile, the height or the length of the auxiliary adjusting mechanism 6 can be changed, so that the distance between the supporting parts is changed, and when the die is further closed, the supporting plate is supported, so that the deformation of the supporting plate is more uniform.
In one embodiment of the present invention, the guide posts 5 are used to guide the movement of the movable platen 2, thereby improving the mold clamping accuracy of the male mold half 4 and the female mold half 3. Because the male die 4 and the female die 3 are eccentrically arranged, in order to balance the stress of the die plate, the auxiliary adjusting mechanism 6 is arranged on the die plate at a position outside the placing areas of the male die 4 and the female die 3, and can be arranged on the movable die plate 2, the fixed die plate 1 or a plurality of groups of auxiliary adjusting mechanisms 6; the auxiliary adjusting mechanism 6 supports the movable mould plate 2 and the fixed mould plate 1 between the two, so that the auxiliary adjusting mechanism 6 and the movable mould plate 2 and the fixed mould plate 1 have supporting parts which are abutted against each other, the supporting parts can be different specific components in different embodiments, and the adjusting mode of the auxiliary adjusting mechanism 6 is the distance between the two supporting parts.
As a preferred embodiment of the present invention, the auxiliary adjusting mechanism 6 includes:
the base part 60, the fixed die plate 1 or the movable die plate 2 is provided with a chute 7, the base part 60 is matched with the chute 7, and the base part 60 is slidably arranged on the chute 7.
The base part 60 directly contacts with one of the movable template 2 or the fixed template 1 to be used as a first supporting part of the auxiliary adjusting mechanism 6, a sliding block 62 can be arranged on the base part 60 through a sliding groove 7 formed in the movable template 2 or the fixed template 1, the sliding block 62 is matched with the sliding groove 7 and slides in the sliding groove 7, and then the whole auxiliary adjusting mechanism 6 can carry out position adjustment on the movable template 2 or the fixed template 1.
As a preferred embodiment of the present invention, the base 60 is clamped on the sliding chute 7, and the auxiliary adjusting mechanism 6 further includes:
one end of the fixing clamp 8 is matched with a fixing groove 61 formed in the auxiliary adjusting mechanism 6, and the auxiliary adjusting mechanism 6 is tightly pressed on the fixed die plate 1 by fixing the fixing clamp 8 on the fixed die plate 1; in basal portion 60 joint in spout 7, supplementary adjustment mechanism 6 itself still can remove, and the fixed slot 61 cooperation joint of 8 one ends of fixation clamp and basal portion 60 can fix supplementary adjustment mechanism 6 in template structure through utilizing the bolt to fix fixation clamp 8 in spout 7, and spout 7 can select for use the T-slot.
As a preferred embodiment of the present invention, the auxiliary adjusting mechanism 6 further includes: the adjusting part 64 is provided with a first raised threaded column 67, and the first raised threaded column 67 is in threaded connection with a first threaded hole 67 arranged on the base part 60; the adjustment portion 64 can finely adjust the relative position of the base portion 60 by rotation, and further can finely adjust the amount of deformation of the template structure at the time of mold clamping. When the adjusting portion 64 is directly contacted with the other of the fixed die plate 1 or the movable die plate 2, it serves as a second support portion for assisting the adjusting mechanism 6.
As another preferred embodiment of the present invention, a first protruded threaded column 67 is disposed on the adjusting portion 64, the base portion 60 is sleeved on the first threaded column 67, a protruded fixture block is disposed on the first threaded column 67, a plurality of clamping grooves are disposed on the base portion 60 along the axial direction of the first threaded column 67, the first threaded column 67 and the clamping grooves are correspondingly clamped, so that the relative position of the adjusting portion 64 and the base portion 60 can be changed, and an adjusting function is further performed.
As another preferred embodiment of the present invention, a first raised threaded column 67 is disposed on the adjusting portion 64, the base portion 60 is sleeved on the first threaded column 67, a plurality of pin holes are correspondingly disposed in the axial direction of the first threaded column 67, fixing holes are correspondingly disposed on the base portion 60, the pin holes and the fixing holes are connected through pin bolts, the relative position of the base portion 60 and the adjusting portion 64 is fixed, and different fixing holes are connected with the pin holes through pin bolts, so as to achieve an adjusting effect.
As a preferred embodiment of the present invention, the auxiliary adjusting mechanism 6 further includes: a lock nut 63 threadedly coupled to the first threaded post 67, the lock nut 63 being rotatable to press the adjustment portion 64 against the base portion 60; after the position of the adjusting part 64 is adjusted, the adjusting part 64 is locked to the base part 60 by rotating the lock nut 63, so that the lock nut 63 is tightly abutted to the base part 60, and the adjusting part 64 is prevented from rotating under stress and losing the adjusting function.
As a preferred embodiment of the present invention, the auxiliary adjusting mechanism 6 further includes: a superimposing unit 65 that can change the overall height of the entire auxiliary adjustment mechanism 6 by superimposing a plurality of superimposing units 65 on the adjustment block; one end of the superposed part 65 is a protruding second threaded column 69, the other end of the superposed part is a concave third threaded hole 691, the superposed part 65 can be in threaded connection with a second threaded hole 68 formed in the adjusting part 64, and the superposed part 65 is in threaded connection with the third threaded hole 691 through the second threaded column 69. The superposition part 65 can be provided with a plurality of parts which can be mutually superposed, the distance between the auxiliary adjusting mechanism 6 and the two supporting parts respectively abutted against the male die 4 and the female die 3 can be changed in a large range, and then after the different male die 4 and the different female die 3 are replaced, the auxiliary adjusting mechanism can still be supported and adjusted. When the overlapping portion 65 and the adjusting portion 64 are connected, the overlapping portion 65 directly contacts the other of the fixed die plate 1 or the movable die plate 2, and the overlapping portion 65 serves as a second support portion of the auxiliary adjusting mechanism 6.
As a preferred embodiment of the present invention, the adjustment margin of the first threaded post 67 is greater than that of a single stack 65; therefore, the whole auxiliary adjusting structure can be continuously adjustable in the set adjusting range, and the fault condition can not exist.
As shown in fig. 2, an auxiliary adjusting device applied to a mold of an injection molding machine according to an embodiment of the present invention includes:
the supporting device is arranged between the fixed template 1 or the movable template 2 and is positioned outside the placing areas of the male mold 4 and the female mold 3, and after the molds are closed, the supporting device provides support for the template structures, so that the stress of the template structures is balanced; and the distance between the auxiliary adjusting mechanism 6 and the two supporting parts respectively abutted against the male die 4 and the female die 3 is adjustable.
In the embodiment of the invention, the auxiliary adjusting device can perform auxiliary supporting adjustment on the eccentric die assembly and also can perform auxiliary supporting adjustment on the non-eccentric die assembly with large deformation or uneven deformation.
As a preferred embodiment of the present invention, the base 60 is clamped on the sliding chute 7, and the auxiliary adjusting mechanism 6 further includes:
one end of the fixing clamp 8 is matched with a fixing groove 61 formed in the auxiliary adjusting mechanism 6, and the auxiliary adjusting mechanism 6 is tightly pressed on the fixed die plate 1 by fixing the fixing clamp 8 on the fixed die plate 1; in basal portion 60 joint in spout 7, supplementary adjustment mechanism 6 itself still can remove, and the fixed slot 61 cooperation joint of 8 one ends of fixation clamp and basal portion 60 can fix supplementary adjustment mechanism 6 on the template structure through utilizing the bolt to fix fixation clamp 8 in the track inslot, and the T-slot can be chooseed for use in the track groove.
As a preferred embodiment of the present invention, the auxiliary adjusting mechanism 6 further includes: the adjusting part 64 is provided with a first raised threaded column 67, and the first raised threaded column 67 is in threaded connection with a first threaded hole 67 arranged on the base part 60; the adjustment portion 64 can finely adjust the relative position of the base portion 60 by rotation, and further can finely adjust the amount of deformation of the template structure at the time of mold clamping.
As a preferred embodiment of the present invention, the auxiliary adjusting mechanism 6 further includes: a lock nut 63 threadedly coupled to the first threaded post 67, the lock nut 63 being rotatable to press the adjustment portion 64 against the base portion 60; after the position of the adjusting part 64 is adjusted, the adjusting part 64 is locked to the base part 60 by rotating the lock nut 63, so that the lock nut 63 is tightly abutted to the base part 60, and the adjusting part 64 is prevented from rotating under stress and losing the adjusting function.
As a preferred embodiment of the present invention, the auxiliary adjusting mechanism 6 further includes: a superimposing unit 65 that can change the overall height of the entire auxiliary adjustment mechanism 6 by superimposing a plurality of superimposing units 65 on the adjustment block; one end of the superposed part 65 is a protruding second threaded column 69, the other end of the superposed part is a concave third threaded hole 691, the superposed part 65 can be in threaded connection with a second threaded hole 68 formed in the adjusting part 64, and the superposed part 65 is in threaded connection with the third threaded hole 691 through the second threaded column 69. The superposition part 65 can be provided with a plurality of parts which can be mutually superposed, the distance between the auxiliary adjusting mechanism 6 and the two supporting parts respectively abutted against the male die 4 and the female die 3 can be changed in a large range, and then after the different male die 4 and the different female die 3 are replaced, the auxiliary adjusting mechanism can still be supported and adjusted.
The embodiment of the invention provides an eccentric pressing die assembly applied to an injection molding machine, and provides an auxiliary adjusting device applied to a mold of the injection molding machine based on the eccentric pressing die, and the auxiliary adjusting mechanism 6 is arranged, and meanwhile, the auxiliary adjusting device can adjust the shape of the auxiliary adjusting device, so that the auxiliary supporting can be provided for a template during mold closing, the stress of the template is balanced, and the template is uniformly stressed integrally, small in deformation and uniform in deformation. Meanwhile, the auxiliary adjusting device is not limited to an eccentric pressing die assembly, and can also be used for carrying out auxiliary supporting adjustment on a non-eccentric die assembly with large deformation or uneven deformation.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. An eccentric die assembly for use in an injection molding machine, said eccentric die assembly comprising:
the fixed die plate is used for fixing the female die and is provided with a guide pillar;
the movable template is used for fixing the male die, a through hole is formed in the movable template, and the guide post can slide in the through hole so as to drive the male die to press the female die;
the auxiliary adjusting mechanism is arranged between the fixed template and the movable template and positioned outside the placing areas of the male mold and the female mold, and provides support for the template structures after the molds are closed, so that the stress of the template structures is balanced; and the distance between the auxiliary adjusting mechanism and the two supporting parts respectively abutted against the male die and the female die is adjustable.
2. The eccentric die assembly of claim 1, wherein the secondary adjustment mechanism comprises:
the base part is provided with a sliding groove on the fixed template or the movable template, the base part is matched with the sliding groove, and the base part is slidably arranged on the sliding groove.
3. The eccentric die assembly of claim 2, wherein the base snaps onto the slide channel, the secondary adjustment mechanism further comprising:
one end of the fixing clamp is matched with a fixing groove formed in the auxiliary adjusting mechanism, and the auxiliary adjusting mechanism is pressed on the fixed template by fixing the fixing clamp on the fixed template; and
the adjusting part is movably connected with the base part, and the distance between the auxiliary adjusting mechanism and the two supporting parts respectively abutted against the male die and the female die is adjustable by setting the relative position between the adjusting part and the base part.
4. The eccentric die assembly of claim 3, wherein the adjustment portion is provided with a raised first threaded post.
5. The eccentric die assembly of claim 4 wherein one end of the first threaded post is threadably connected to a first threaded hole provided on the base.
6. The eccentric die assembly of claim 4 or 5, wherein the auxiliary adjustment mechanism further comprises:
and the locking nut is in threaded connection with the first threaded column and can be rotated to press the adjusting part on the base part.
7. The eccentric die assembly of claim 5, wherein the secondary adjustment mechanism further comprises:
the stacking part can change the overall height of the whole auxiliary adjusting mechanism by stacking a plurality of stacking parts on the adjusting block; one end of the superposed part is a protruding second threaded column, the other end of the superposed part is a concave third threaded hole, the superposed part can be in threaded connection with a second threaded hole formed in the adjusting part, and the superposed part is in threaded connection with the third threaded hole through the second threaded column.
8. The eccentric die assembly of claim 7, wherein the adjustment margin of the first threaded post is greater than the adjustment margin of the individual stacks.
9. An auxiliary adjusting device applied to a mold of an injection molding machine is characterized in that the auxiliary adjusting device is arranged between a fixed mold plate and a movable mold plate and is positioned outside a male mold and a female mold placing area, and after the mold is closed, a support is provided for the mold plate structures, so that the stress of the mold plate structures is balanced; and the distance between the auxiliary adjusting mechanism and the two supporting parts respectively abutted against the male die and the female die is adjustable.
10. The auxiliary adjusting apparatus of claim 9, wherein the auxiliary adjusting apparatus comprises:
the fixed die plate or the movable die plate is provided with a sliding groove, the base is matched with the sliding groove, and the base is slidably arranged on the sliding groove;
the adjusting part is provided with a first raised threaded column and is in threaded connection with a first threaded hole formed in the base part;
the locking nut is in threaded connection with the first threaded column and can be rotated to press the adjusting part on the base part; and
the stacking part can change the overall height of the whole auxiliary adjusting mechanism by stacking a plurality of stacking parts on the adjusting block; one end of the superposed part is a protruding second threaded column, the other end of the superposed part is a concave third threaded hole, the superposed part can be in threaded connection with a second threaded hole formed in the adjusting part, and the superposed part is in threaded connection with the third threaded hole through the second threaded column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011422545.3A CN112677413A (en) | 2020-12-08 | 2020-12-08 | Be applied to eccentric die assembly and supplementary adjusting device of injection molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011422545.3A CN112677413A (en) | 2020-12-08 | 2020-12-08 | Be applied to eccentric die assembly and supplementary adjusting device of injection molding machine |
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| Publication Number | Publication Date |
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| CN112677413A true CN112677413A (en) | 2021-04-20 |
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| CN202011422545.3A Pending CN112677413A (en) | 2020-12-08 | 2020-12-08 | Be applied to eccentric die assembly and supplementary adjusting device of injection molding machine |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB607512A (en) * | 1946-02-06 | 1948-09-01 | Thomas William Osborn | Improvements in or relating to vee blocks, vee rests and the like |
| GB969783A (en) * | 1961-08-22 | 1964-09-16 | David Brown Vallance | Improvements in or relating to engineer's drilling jigs and the like |
| DE10128428A1 (en) * | 2001-06-12 | 2003-02-13 | Kostal Leopold Gmbh & Co Kg | Plastic control units for electrical circuits are produced by injection molding, where the coordinates of a control element are adjusted using an eccentric adjustment unit |
| JP2012030408A (en) * | 2010-07-29 | 2012-02-16 | Olympus Corp | Cassette type injection mold |
| JP2015044394A (en) * | 2013-08-29 | 2015-03-12 | ファナック株式会社 | Mold fastening device of injection molding machine provided with mold platen center position adjustment function |
| CN207522450U (en) * | 2018-02-08 | 2018-06-22 | 普维德科工业技术南京有限公司 | A kind of axially stacking formula valve fixture |
| CN208452200U (en) * | 2018-05-18 | 2019-02-01 | 苏州木星电子有限公司 | A kind of bias mould balance ejecting mechanism |
| CN208584734U (en) * | 2018-05-30 | 2019-03-08 | 成都万顺达模具零件有限公司 | A kind of injection mold of clamping pressure self-balancing |
| CN210389160U (en) * | 2019-08-02 | 2020-04-24 | 宜兴市佳信数控科技有限公司 | Auxiliary tool for deformation-resistant processing of rotary kiln super-large gear |
-
2020
- 2020-12-08 CN CN202011422545.3A patent/CN112677413A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB607512A (en) * | 1946-02-06 | 1948-09-01 | Thomas William Osborn | Improvements in or relating to vee blocks, vee rests and the like |
| GB969783A (en) * | 1961-08-22 | 1964-09-16 | David Brown Vallance | Improvements in or relating to engineer's drilling jigs and the like |
| DE10128428A1 (en) * | 2001-06-12 | 2003-02-13 | Kostal Leopold Gmbh & Co Kg | Plastic control units for electrical circuits are produced by injection molding, where the coordinates of a control element are adjusted using an eccentric adjustment unit |
| JP2012030408A (en) * | 2010-07-29 | 2012-02-16 | Olympus Corp | Cassette type injection mold |
| JP2015044394A (en) * | 2013-08-29 | 2015-03-12 | ファナック株式会社 | Mold fastening device of injection molding machine provided with mold platen center position adjustment function |
| CN207522450U (en) * | 2018-02-08 | 2018-06-22 | 普维德科工业技术南京有限公司 | A kind of axially stacking formula valve fixture |
| CN208452200U (en) * | 2018-05-18 | 2019-02-01 | 苏州木星电子有限公司 | A kind of bias mould balance ejecting mechanism |
| CN208584734U (en) * | 2018-05-30 | 2019-03-08 | 成都万顺达模具零件有限公司 | A kind of injection mold of clamping pressure self-balancing |
| CN210389160U (en) * | 2019-08-02 | 2020-04-24 | 宜兴市佳信数控科技有限公司 | Auxiliary tool for deformation-resistant processing of rotary kiln super-large gear |
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Application publication date: 20210420 |