CN112706380A - Stroke control structure for injection molding machine - Google Patents
Stroke control structure for injection molding machine Download PDFInfo
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- CN112706380A CN112706380A CN202110072699.2A CN202110072699A CN112706380A CN 112706380 A CN112706380 A CN 112706380A CN 202110072699 A CN202110072699 A CN 202110072699A CN 112706380 A CN112706380 A CN 112706380A
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- 238000001746 injection moulding Methods 0.000 title claims abstract description 21
- 238000005192 partition Methods 0.000 claims description 14
- 230000005540 biological transmission Effects 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 12
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 3
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 3
- 241001330002 Bambuseae Species 0.000 claims description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 3
- 239000011425 bamboo Substances 0.000 claims description 3
- 210000003781 tooth socket Anatomy 0.000 claims description 3
- 239000003433 contraceptive agent Substances 0.000 claims description 2
- 230000002254 contraceptive effect Effects 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 description 5
- 239000000243 solution Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 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
- 238000007493 shaping process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/64—Mould opening, closing or clamping devices
- B29C45/67—Mould opening, closing or clamping devices hydraulic
- B29C45/6778—Stroke adjusting or limiting means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/64—Mould opening, closing or clamping devices
- B29C45/67—Mould opening, closing or clamping devices hydraulic
- B29C2045/6792—Combined pneumatic-hydraulic cylinders
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention relates to the technical field of injection molding machines, in particular to a stroke control structure for an injection molding machine, which comprises an outer cylinder, a support plate, a first spring, an inner column and a pressure disc, wherein one end of the outer cylinder is fixedly connected with the support plate, the other end of the outer cylinder is contacted with the first spring, the middle part of the first spring is provided with the inner column, one end of the inner column extends into the outer cylinder, the end part of the other end of the inner column is fixedly connected with the pressure disc, and an inner cavity of the outer cylinder is provided with a control plate, a rubber bag and a second spring.
Description
Technical Field
The invention relates to the technical field of injection molding machines, in particular to a stroke control structure for an injection molding machine.
Background
In the prior art, a hydraulic propulsion mechanism on an injection molding machine applies propulsion force to a mold mechanism, namely, the movement of a movable mold is controlled, the work of mold pressurization injection molding is realized, and if the reaction force applied by the mold mechanism to the hydraulic mechanism is too large, the damage of a working unit mechanism on the injection molding machine can be caused.
If a stroke control structure is arranged between a die mechanism and a hydraulic propelling mechanism, when the pressure on a movable die is overlarge, the stroke control mechanism can interrupt transmission, so that the problem can be solved, and the stroke control structure for the injection molding machine is provided.
Disclosure of Invention
The present invention is directed to a stroke control structure for an injection molding machine, which solves the above problems.
In order to achieve the purpose, the invention provides the following technical scheme: a stroke control structure for an injection molding machine comprises an outer barrel, a support plate, a first spring, an inner column and a pressure plate, wherein one end of the outer barrel is fixedly connected with the support plate, the other end of the outer barrel is contacted with the first spring, the inner column is arranged in the middle of the first spring, one end of the inner column extends into the outer barrel, the end part of the other end of the inner column is fixedly connected with the pressure plate, a control plate, a rubber bag and a second spring are arranged in an inner cavity of the outer barrel, the bottom surface of one side of the control plate is fixedly connected with the rubber bag, the bottom surface of the other side of the control plate is contacted with the second springs which are uniformly and annularly arranged, a guide rod is arranged in the middle of the second spring, one end of the guide rod extends into a cylindrical groove formed in the support plate, the bottom surface of one side of the rubber bag, which is, the control panel zhonghuan is equipped with a plurality of evenly distributed's gas tube chamber, the one end of gas tube chamber and the through-hole inner wall connection of control panel, the other end tip of gas tube chamber is provided with the gas column, the one end fixedly connected with bellows of gas column, the one end fixedly connected with location section of thick bamboo of keeping away from the gas column on the bellows, the other end contact of gas column has the control cabinet, one side transmission of control cabinet is connected with the fixture block, control cabinet and fixture block setting are in the square chamber of seting up on the control panel, the square hole of seting up on the fixture block runs through the control panel, and in the square plate groove of seting up on the inner wall of fixture block one end extension urceolus, it has the center pin to run through on the control cabinet, one side fixedly connected with of center pin.
Preferably, the air valve comprises an intercepting cylinder, a sealing ball, a third spring and a partition plate, the intercepting cylinder and the partition plate are fixed on the inner wall of the through hole of the control panel, the sealing ball and the third spring are arranged between the intercepting cylinder and the partition plate, one end of the third spring is in contact with the sealing ball, and the other end of the third spring is in contact with the partition plate.
Preferably, the partition plate is a circular plate, the plate body is provided with a plurality of uniformly distributed through holes in an annular mode, the intercepting cylinder is a cylinder, the edge of the inner wall of the cylinder body is in a round angle shape, the inner column is a cylinder, a plurality of uniformly distributed guide sliding blocks are arranged on the fixing ring on the side wall of the cylinder body, and the guide sliding blocks are arranged in prismatic sliding grooves formed in the inner wall of the outer cylinder.
Preferably, the control seat is in the shape of a cylinder, one side of the cylinder body is integrally connected with a prism, the middle of the cylinder of the control seat is movably sleeved with a central shaft, the end part of the central shaft is fixed on the inner wall of a square cavity of the control plate, the spring piece is in the shape of a wavy plate, and the intercepting block and the spring piece are arranged in an arc-shaped column groove formed in the inner wall of the cylinder of the control seat.
Preferably, the clamping block is square and block-shaped, a plurality of uniformly distributed tooth sockets are formed in one side wall of the block, a plurality of uniformly distributed protruding teeth are fixedly connected to the side wall of the cylinder of the control seat, and the control seat is in meshing transmission connection with the clamping block.
Preferably, the positioning cylinder is fixed on the inner wall of the gas tube cavity, the corrugated tube and the gas column are movably sleeved in the inner cavity of the gas tube cavity, the gas column is cylindrical, a protruding sliding block is fixedly connected to one side wall of the column body, and the protruding sliding block partially extends into a prismatic sliding groove formed in the inner wall of the gas tube cavity.
Compared with the prior art, the invention has the beneficial effects that:
1. the structural design of the invention realizes that the whole stroke control mechanism can generate certain deformation and is used for interrupting the pressure on the hydraulic propulsion mechanism from being transmitted to the die, thereby avoiding the problem that the die bears over-strong pressure and playing a certain protection effect on the die processing mechanism on the injection molding machine;
2. the device is arranged outside through the gas in the rubber bag, and the circulation of qi pours into the bellows through the gas lumen, and then triggers a series of control transmission, realizes whole stroke control mechanism's regulation protection effect, has also realized stable air current control transmission effect.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a rubber bladder;
FIG. 3 is a schematic view of the control panel;
fig. 4 is a schematic structural view of the outer cylinder.
In the figure: the device comprises an outer cylinder 1, a support plate 2, a spring I3, an inner column 4, a pressure plate 5, a control plate 6, a rubber bag 7, a spring II 8, a guide rod 9, an air valve 10, an air pipe 11, an air column 12, a corrugated pipe 13, a positioning cylinder 14, a control seat 15, a clamping block 16, a central shaft 17, an interception block 18, a spring piece 19, an interception cylinder 20, a sealing ball 21, a spring III 22, a partition 23, a mold 24, a guide sliding block 25 and an air hole 26.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments obtained by those skilled in the art without creative efforts based on the technical solutions of the present invention belong to the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a technical solution: a stroke control structure for an injection molding machine comprises an outer barrel 1, a supporting plate 2, a first spring 3, an inner column 4 and a pressure plate 5, wherein one end of the outer barrel 1 is fixedly connected with the supporting plate 2, the other end of the outer barrel 1 is contacted with the first spring 3, the middle part of the first spring 3 is provided with the inner column 4, one end of the inner column 4 extends into the outer barrel 1, the end part of the other end of the inner column 4 is fixedly connected with the pressure plate 5, a control plate 6, a rubber bag 7 and a second spring 8 are arranged in an inner cavity of the outer barrel 1, the bottom surface of one side of the control plate 6 is fixedly connected with the rubber bag 7, the bottom surface of the other side of the control plate 6 is contacted with the second springs 8 which are uniformly and annularly arranged, the middle part of the second springs 8 is provided with a guide rod 9, one end of the guide rod 9 extends into a cylindrical groove formed in the supporting plate 2, the bottom surface, an air valve 10 is arranged in a through hole of a control plate 6, a plurality of air tube cavities 11 which are uniformly distributed are arranged in the middle ring of the control plate 6, one end of each air tube cavity 11 is connected with the inner wall of the through hole of the control plate 6, an air column 12 is arranged at the end part of the other end of each air tube cavity 11, a corrugated pipe 13 is fixedly connected at one end of each air column 12, a positioning cylinder 14 is fixedly connected at one end, far away from each air column 12, of each corrugated pipe 13, a control seat 15 is contacted with the other end of each air column 12, a clamping block 16 is connected at one side of each control seat 15 in a transmission manner, the control seat 15 and the clamping block 16 are arranged in a square cavity formed in the control plate 6, the clamping block 16 penetrates through a square hole formed in the control plate 6, one end of the clamping block 16 extends into a square plate groove formed in the inner wall of the outer barrel 1, a central shaft 17 penetrates through the control seat 15, referring to fig. 1, one side of a supporting disk 2 is connected with a movable mold on an injection molding machine in the prior art, and the movable mold is close to a static mold to complete shaping and pressurizing work, if the reaction force fed back from the movable mold is too large, the deformation of a control structure can be caused, because one end of a pressure disk 5 is a hydraulic propulsion mechanism providing propulsion power, the deformation of the whole control structure reduces the transmission effect of the propulsion power in a short time, and the protection of the mold is realized.
The air valve 10 comprises an intercepting cylinder 20, a sealing ball 21, a spring III 22 and a partition plate 23, the intercepting cylinder 20 and the partition plate 23 are fixed on the inner wall of a through hole of the control plate 6, the sealing ball 21 and the spring III 22 are arranged between the intercepting cylinder 20 and the partition plate 23, one end of the spring III 22 is in contact with the sealing ball 21, and the other end of the spring III 22 is in contact with the partition plate 23.
The baffle 23 shape is the plectane and the plate body is fitted with a contraceptive ring and is equipped with a plurality of evenly distributed's through-hole, and the inner wall edge that interception section of thick bamboo 20 shape is drum and barrel is the horn shape, and interior post 4 shape is the solid fixed ring and is equipped with a plurality of evenly distributed's guide slider 25 on cylinder and the cylinder lateral wall, and guide slider 25 sets up in the prismatic spout of seting up on the inner wall of urceolus 1.
The shape of the control seat 15 is a cylinder, one side of the cylinder body is integrally connected with a prism, the middle of the cylinder of the control seat 15 is movably sleeved with a central shaft 17, the end part of the central shaft 17 is fixed on the inner wall of a square cavity of the control plate 6, the spring piece 19 is in a wave plate shape, and the interception block 18 and the spring piece 19 are arranged in an arc-shaped column groove formed in the inner wall of the cylinder of the control seat 15.
The fixture block 16 is square block-shaped, a plurality of tooth sockets which are uniformly distributed are formed in one side wall of the block body, a plurality of protruding teeth which are uniformly distributed are fixedly connected to the side wall of the cylinder of the control seat 15, and the control seat 15 is in meshing transmission connection with the fixture block 16.
The positioning cylinder 14 is fixed on the inner wall of the gas tube cavity 11, the corrugated tube 13 and the gas column 12 are movably sleeved in the inner cavity of the gas tube cavity 11, the gas column 12 is cylindrical, a protruding sliding block is fixedly connected to one side wall of the column body, and the protruding sliding block partially extends into a prismatic sliding groove formed in the inner wall of the gas tube cavity 11.
The working principle is as follows: the pressure disc 5 moves to jack up the rubber bag 7, the gas in the rubber bag 7 is held back, because the spring three 22 rebounds to push the intercepting cylinder 20 and the sealing ball 21 to be in contact sealing, if the gas flow in the rubber bag 7 is discharged outwards, only the gas flow can gradually burst into the corrugated pipe 13 to force the corrugated pipe 13 to deform, the gas column 12 moves to jack up the control seat 15, the rotation process of the control seat 15 is pushed and inhibited by the rebounding of the gas valve 10, the spring leaf 19 provides pressure to ensure that the control seat 15 is fixed in the control panel 6, so that the control seat 15 controls the fixture block 16, the fixture block 16 is stably inserted into the outer cylinder 1 to realize synchronous fixing between the outer cylinder 1 and the control panel 6, the rubber bag 7 plays a role of a cushion block, the inner column 4 moves to realize control over the outer cylinder 1 through the transmission of the control panel 6 and the rubber bag 7, further the outer cylinder 1 moves to drive the supporting disc 2, then the, and the propulsion effect of interior post 4 is unchangeable, rubber bag 7 will become flat by the centre gripping, it discharges the part to connect the gas in rubber bag 7 to pass through gas tube chamber 11, gas post 12 removes jack-up control holder 15, and then force fixture block 16 to remove and withdraw to control panel 6, it is no longer fixed that the screens is fixed between urceolus 1 and the control panel 6, and then pressure on the rubber bag 7 is used on control panel 6, control panel 6 slides in urceolus 1, and then transmission interruption in the short time, play certain protection to the mould, control advancing mechanism keeps away from pressure dish 5, 3 rebounds of spring promote make pressure dish 5 resume initial position, rubber bag 7 is dragged in the reverse removal of post 4 this moment, rubber bag 7 expands fully gradually, two 8 rebounds of spring promote and makes control panel 6 resume initial position, control seat 15 reverse rotation control block 16 resumes the screens state.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a stroke control structure that injection molding machine was used, includes urceolus (1), supporting disk (2), spring (3), inner prop (4) and pressure dish (5), its characterized in that: one end of the outer barrel (1) is fixedly connected with a supporting plate (2), the other end of the outer barrel (1) is contacted with a first spring (3), an inner column (4) is arranged in the middle of the first spring (3), one end of the inner column (4) extends into the outer barrel (1), the end part of the other end of the inner column (4) is fixedly connected with a pressure plate (5), a control plate (6), a rubber bag (7) and a second spring (8) are arranged in an inner cavity of the outer barrel (1), a rubber bag (7) is fixedly connected to the bottom surface of one side of the control plate (6), a plurality of uniformly and annularly arranged second springs (8) are contacted to the bottom surface of the other side of the control plate (6), a guide rod (9) is arranged in the middle of the second springs (8), one end of the guide rod (9) extends into a cylindrical groove formed in the supporting plate (2), and the bottom surface of one side, far away from the control plate, the control panel (6) is in a circular plate shape, a through hole is formed in the middle of the panel body, an air valve (10) is arranged in the through hole of the control panel (6), a plurality of air tube cavities (11) which are uniformly distributed are arranged in the middle ring of the control panel (6), one end of each air tube cavity (11) is connected with the inner wall of the through hole of the control panel (6), an air column (12) is arranged at the end part of the other end of each air tube cavity (11), a corrugated pipe (13) is fixedly connected with one end of each air column (12), a positioning cylinder (14) is fixedly connected with one end of each corrugated pipe (13) far away from the corresponding air column (12), a control seat (15) is contacted with the other end of each air column (12), a clamping block (16) is in transmission connection with one side of the control seat (15), the control seat (15) and the clamping block (16) are arranged in a square cavity formed in the control panel (6), the clamping block (16) penetrates, the control seat (15) is provided with a central shaft (17) in a penetrating mode, one side of the central shaft (17) is fixedly connected with an intercepting block (18), one end of the intercepting block (18) is in contact with a spring piece (19), and the intercepting block (18) and the spring piece (19) are arranged in the control seat (15).
2. The stroke control structure for an injection molding machine according to claim 1, characterized in that: the air valve (10) comprises an intercepting cylinder (20), a sealing ball (21), a spring III (22) and a partition plate (23), the intercepting cylinder (20) and the partition plate (23) are fixed on the inner wall of a through hole of the control plate (6), the sealing ball (21) and the spring III (22) are arranged between the intercepting cylinder (20) and the partition plate (23), the sealing ball (21) is contacted with one end of the spring III (22), and the other end of the spring III (22) is contacted with the partition plate (23).
3. A stroke control structure for an injection molding machine according to claim 2, characterized in that: baffle (23) shape is equipped with a contraceptive ring for plectane and plate body and is equipped with a plurality of evenly distributed's through-hole, and interception section of thick bamboo (20) shape is that the inner wall edge of drum and barrel is the horn shape, and interior post (4) shape is that cylinder and cylinder lateral wall upper fixed ring are equipped with a plurality of evenly distributed's guide slider (25), and guide slider (25) set up in the prismatic spout of seting up on the inner wall of urceolus (1).
4. The stroke control structure for an injection molding machine according to claim 1, characterized in that: the control seat (15) is in a cylindrical shape, one side of the cylinder body is integrally connected with the prism, the middle of the cylinder of the control seat (15) is movably sleeved with the central shaft (17), the end part of the central shaft (17) is fixed on the inner wall of a square cavity of the control plate (6), the spring piece (19) is in a wave plate shape, and the blocking block (18) and the spring piece (19) are arranged in an arc-shaped column groove formed in the inner wall of the cylinder of the control seat (15).
5. The stroke control structure for an injection molding machine according to claim 1, characterized in that: the clamping block (16) is square block-shaped, a plurality of tooth sockets which are uniformly distributed are formed in one side wall of the block body, a plurality of protruding teeth which are uniformly distributed are fixedly connected to the side wall of the cylinder of the control seat (15), and the control seat (15) is in meshing transmission connection with the clamping block (16).
6. The stroke control structure for an injection molding machine according to claim 1, characterized in that: the positioning cylinder (14) is fixed on the inner wall of the gas tube cavity (11), the corrugated tube (13) and the gas column (12) are movably sleeved in the inner cavity of the gas tube cavity (11), the gas column (12) is cylindrical, a side wall of the column body is fixedly connected with a convex sliding block, and the convex sliding block partially extends into a prismatic sliding groove formed in the inner wall of the gas tube cavity (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110072699.2A CN112706380B (en) | 2021-01-20 | 2021-01-20 | Stroke control structure for injection molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110072699.2A CN112706380B (en) | 2021-01-20 | 2021-01-20 | Stroke control structure for injection molding machine |
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| Publication Number | Publication Date |
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| CN112706380A true CN112706380A (en) | 2021-04-27 |
| CN112706380B CN112706380B (en) | 2022-09-06 |
Family
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110072699.2A Active CN112706380B (en) | 2021-01-20 | 2021-01-20 | Stroke control structure for injection molding machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113320096A (en) * | 2021-07-15 | 2021-08-31 | 深圳市宝鸿精密模具股份有限公司 | Automatic feeding and extrusion molding machine for machining shell mold |
| CN113320087A (en) * | 2021-07-15 | 2021-08-31 | 深圳市宝鸿精密模具股份有限公司 | Integrated intelligent robot shell injection mold |
| CN113385133A (en) * | 2021-06-30 | 2021-09-14 | 江苏国盛新材料有限公司 | Reaction device of lanthanum oxide mixed water for lanthanum hydroxide production |
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Effective date of registration: 20220816 Address after: 529142 Beiyangsha, Temple of Xinjiang Village, Sanjiang Town, Xinhui District, Jiangmen City, Guangdong Province (Main Workshop 1) Applicant after: Jiangmen Baiqicheng Plastic Products Co., Ltd. Address before: 310000 No. 318, Liu He road, Hangzhou, Zhejiang Applicant before: Qin Suyun |
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Denomination of invention: A stroke control structure for injection molding machines Effective date of registration: 20231207 Granted publication date: 20220906 Pledgee: Xinhui Branch of China Construction Bank Co.,Ltd. Pledgor: Jiangmen Baiqicheng Plastic Products Co.,Ltd. Registration number: Y2023980070047 |