CN110239044B - Clamping structure for injection mold - Google Patents
Clamping structure for injection mold Download PDFInfo
- Publication number
- CN110239044B CN110239044B CN201910554184.9A CN201910554184A CN110239044B CN 110239044 B CN110239044 B CN 110239044B CN 201910554184 A CN201910554184 A CN 201910554184A CN 110239044 B CN110239044 B CN 110239044B
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- CN
- China
- Prior art keywords
- sleeve
- clamping
- gear
- transmission case
- injection mold
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- B29C45/66—Mould opening, closing or clamping devices mechanical
-
- 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
- B29C45/66—Mould opening, closing or clamping devices mechanical
- B29C2045/664—Mould opening, closing or clamping devices mechanical using mould clamping means operating independently from the mould closing means
Abstract
The invention relates to the technical field of injection molds, in particular to a clamping structure for an injection mold, which comprises a clamping arm and a transmission case; the clamping arm is provided with two and all runs through the transmission case, and two clamping arms stagger and set up, and are located and are provided with the second gear between two inboard clamping arms of transmission case, the second gear with install the bar tooth meshing in the clamping arm, the second gear is fixed on the second sleeve, the second sleeve rotates with the first sleeve of installing the subassembly that tightens up to be connected, the locking subassembly has been inserted to first sleeve and the telescopic inboard of second. The tightening assembly drives the first sleeve to rotate, the first sleeve rotates, the second sleeve rotates along with the first sleeve due to the existence of the locking mechanism, and the bar-shaped teeth and the second gear drive the two clamping arms to move oppositely when the second sleeve rotates, so that clamping is realized, the operation is convenient, the injection molds of different applicable specifications are clamped, and the application range is wide.
Description
Technical Field
The invention relates to the technical field of injection molds, in particular to a clamping structure for an injection mold.
Background
An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding is a process used to mass produce parts of some complex shapes. Specifically, the plastic melted by heating is injected into a mold cavity from an injection molding machine at high pressure, and a formed product is obtained after cooling and solidification.
Before moulding plastics, need compress tightly the processing to the bed die from top to bottom to ensure injection moulding product's yield, the mode that the bed die compresses tightly now carries out, carries out the thread tightening through the bolt through the connecting piece of fixing on the bed die from top to bottom, and needs the multiposition setting, and the bolt fastening is dismantled trouble, thereby causes work efficiency low, and it is inconvenient to use.
Disclosure of Invention
The present invention is directed to a clamping structure for an injection mold, which solves the above problems of the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
a clamping structure for an injection mold comprises a clamping arm and a transmission case; the utility model discloses a locking assembly, including the transmission case, the transmission case is just installed to the arm lock, the arm lock is provided with two and all runs through the transmission case, and two arm locks stagger the setting, and is located and is provided with the second gear between two inboard arm locks of transmission case, the second gear with install the bar tooth meshing in the arm lock, the second gear is fixed on the second sleeve, the second sleeve rotates with the first sleeve of installing and tightening up the subassembly and is connected, the locking subassembly has been inserted to first sleeve and the telescopic inboard of second, and when the locking subassembly triggered, first sleeve and second sleeve rotated simultaneously.
As a further scheme of the invention: the tightening assembly comprises a rack plate, a first gear and a ratchet mechanism, the first gear is rotatably installed on the first sleeve and meshed with the rack plate penetrating through the upper wall of the transmission case, an embedded groove is formed in the first gear, and the ratchet mechanism is arranged in the embedded groove.
As a still further scheme of the invention: the ratchet mechanism comprises a ratchet wheel and a pawl, the ratchet wheel is fixed on the first sleeve, the pawl is rotatably installed on the side wall of the inner embedding groove and is abutted to the ratchet wheel, and one side, far away from the ratchet wheel, of the pawl is abutted to the pressure spring.
As a still further scheme of the invention: and the first gear is provided with an annular groove, and the annular groove is in sliding fit with an annular sliding block fixed on the inner wall of the transmission case.
As a still further scheme of the invention: the upper end of the rack plate is fixed with a handle, the lower end of the rack plate is connected with a telescopic rod fixed on the inner side of the transmission case, and a spring is sleeved on the outer side of the movable end of the telescopic rod.
As a still further scheme of the invention: the locking subassembly includes the dwang, and the one end of dwang runs through the lateral wall of transmission case and rotates with the connecting plate that is fixed with electric telescopic handle to be connected, and the other end is inserted and is put in first sleeve and second sleeve, be provided with the bar recess on the outer wall of dwang, first sleeve and second telescopic inboard all be provided with bar recess sliding fit's bar slider.
As a still further scheme of the invention: electric telescopic handle and the battery electric connection of installing in the protection casing inboard, electric telescopic handle is used for driving the removal of dwang.
As a still further scheme of the invention: and a handle is fixedly arranged on the transmission case.
As a still further scheme of the invention: the clamping arm is provided with a sliding groove, and the sliding groove is in sliding fit with a sliding block arranged on the transmission case.
Compared with the prior art, the invention has the beneficial effects that: the tightening assembly drives the first sleeve to rotate, the first sleeve rotates, the second sleeve rotates along with the first sleeve due to the existence of the locking mechanism, the bar-shaped teeth and the second gear drive the two clamping arms to move oppositely when the second sleeve rotates, so that clamping is realized, when the structure needs to be taken down, the locking mechanism only needs to be opened, the second sleeve is free, the operation is convenient, the injection molds of the applicable different specifications are clamped, and the application range is wide.
Drawings
Fig. 1 is a schematic structural view of a clamping structure for an injection mold.
Fig. 2 is a sectional view of a clamping structure for an injection mold.
Fig. 3 is a cross-sectional view taken along the line a-a in fig. 2.
Fig. 4 is a cross-sectional view taken along the line B-B in fig. 2.
Fig. 5 is an enlarged view of the structure at C in fig. 2.
In the figure: 1-clamping arm, 2-handle, 3-rack plate, 4-handle, 5-electric telescopic rod, 6-connecting plate, 7-protective cover, 8-chute, 9-slide block, 10-accumulator, 11-telescopic rod, 12-spring, 13-first gear, 14-ring groove, 15-ratchet wheel, 16-pawl, 17-pressure spring, 18-second gear, 19-rotating rod, 20-first sleeve, 21-second sleeve, 22-ring slide block and 23-transmission box.
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, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1 to 5, in an embodiment of the present invention, a clamping structure for an injection mold includes a clamping arm 1 and a transmission case 23; the two clamping arms 1 are arranged and penetrate through the transmission box 23, the two clamping arms 1 are arranged in a staggered manner, a second gear 18 is arranged between the two clamping arms 1 positioned on the inner side of the transmission box 23, the second gear 18 is meshed with the strip-shaped teeth arranged on the clamping arms, the second gear 18 is fixed on a second sleeve 21, the second sleeve 21 is rotatably connected with a first sleeve 20 provided with a tightening component, the locking components are inserted into the inner sides of the first sleeve 20 and the second sleeve 21, when the locking components are triggered, the first sleeve 20 and the second sleeve 21 rotate simultaneously, so that the clamping is realized, the first sleeve 20 is driven to rotate by the arranged tightening component, when the first sleeve 20 rotates, due to the existence of the locking mechanism, the second sleeve 21 rotates, the two clamping arms are driven to move oppositely under the action of the strip-shaped teeth and the second gear 18 when the second sleeve 21 rotates, so as to realize clamping, when this structure is taken off to needs, only need open locking mechanism for second sleeve 21 be free state can, convenient operation, and the injection mold of applicable different specifications presss from both sides tightly, and application scope is wide.
Particularly, tighten up the subassembly and include rack plate 3, first gear 13 and ratchet, first gear 13 rotates and installs on first sleeve 20, and with the rack plate 3 meshing that runs through the transmission case 23 upper wall, be provided with embedded groove on first gear 13, embedded inslot is provided with ratchet, through reciprocating of rack plate 3, drives first gear 13 reciprocal just reverse motion, because ratchet's existence, unidirectional rotation takes place for first sleeve 20.
Further, the ratchet mechanism comprises a ratchet wheel 15 and a pawl 16, the ratchet wheel 15 is fixed on the first sleeve 20, the pawl 16 is rotatably installed on the side wall of the inner embedding groove and is abutted to the ratchet wheel 15, and one side, far away from the ratchet wheel 15, of the pawl 16 is abutted to the compression spring 17.
In order to stabilize the rotation of the first gear 13, the first gear 13 is provided with an annular groove 14, and the annular groove 14 is in sliding fit with an annular slide block 22 fixed on the inner wall of a transmission case 23.
In order to facilitate the up-and-down movement of the rack plate 3, the upper end of the rack plate 3 is fixed with a handle 2, the lower end of the rack plate is connected with a telescopic rod 11 fixed on the inner side of a transmission case 23, a spring 12 is sleeved on the outer side of the movable end of the telescopic rod 11, and the spring 12 plays a role in resetting.
Specifically, the locking subassembly includes dwang 19, and the one end of dwang 19 runs through the lateral wall of transmission case 23 and rotates with the connecting plate 6 that is fixed with electric telescopic handle 5 to be connected, and the other end is inserted and is put in first sleeve 20 and second sleeve 21, be provided with the bar recess on the outer wall of dwang 19, the inboard of first sleeve 20 and second sleeve 21 all be provided with bar slider with bar recess sliding fit, the bar slider plays effectual limiting displacement with the bar recess to when realizing inserting simultaneously when putting in first sleeve 20 and second sleeve 21 when dwang 19, first sleeve 20 and second sleeve 21 rotate simultaneously, when dwang 19 breaks away from second sleeve 21, second sleeve 21 is free state.
The electric telescopic rod 5 is used for driving the rotating rod 19 to move, and the electric telescopic rod 5 is electrically connected with the storage battery 10 arranged on the inner side of the protective cover 7.
Preferably, in order to facilitate the holding of the transmission case 23, a handle 4 is fixedly mounted on the transmission case 23.
Example two
In the embodiment of the invention, in order to realize the linear sliding of the clamping arm 1, the clamping arm 1 is provided with the chute 8, and the chute 8 is in sliding fit with the slider 9 arranged on the transmission case 23, so that the linear sliding of the clamping arm 1 is realized.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. A clamping structure for an injection mold comprises a clamping arm (1) and a transmission case (23); the clamping device is characterized in that the two clamping arms (1) are arranged and penetrate through the transmission box (23), the two clamping arms (1) are arranged in a staggered mode, a second gear (18) is arranged between the two clamping arms (1) located on the inner side of the transmission box (23), the second gear (18) is meshed with strip-shaped teeth installed on the clamping arms, the second gear (18) is fixed on a second sleeve (21), the second sleeve (21) is rotatably connected with a first sleeve (20) provided with a tightening assembly, the locking assembly is inserted into the inner sides of the first sleeve (20) and the second sleeve (21), when the locking assembly is triggered, the first sleeve (20) and the second sleeve (21) rotate simultaneously, the tightening assembly comprises a rack plate (3), a first gear (13) and a ratchet mechanism, the first gear (13) is rotatably installed on the first sleeve (20) and is meshed with the rack plate (3) penetrating through the upper wall of the transmission box (23), an inner embedded groove is arranged on the first gear (13), a ratchet mechanism is arranged in the inner embedded groove, the ratchet mechanism comprises a ratchet wheel (15) and a pawl (16), the ratchet wheel (15) is fixed on the first sleeve (20), the pawl (16) is rotatably arranged on the side wall of the inner caulking groove and is abutted against the ratchet wheel (15), and one side of the pawl (16) far away from the ratchet wheel (15) is abutted against the pressure spring (17), the first sleeve (20) is driven to rotate by the arranged tightening component, when the first sleeve (20) rotates, due to the existence of the locking mechanism, the second sleeve (21) rotates along with the rotation, the second sleeve (21) drives the two clamping arms to move oppositely under the action of the strip-shaped teeth and the second gear (18) when rotating, therefore, clamping is realized, and when the clamping structure for the injection mold needs to be taken down, only the locking mechanism needs to be opened, so that the second sleeve (21) is in a free state.
2. A clamping structure for an injection mold according to claim 1, wherein the first gear (13) is provided with an annular groove (14), and the annular groove (14) is slidably fitted with an annular slider (22) fixed on an inner wall of a transmission case (23).
3. The clamping structure for the injection mold according to claim 1, wherein the rack plate (3) is fixed with a handle (2) at the upper end, the lower end is connected with a telescopic rod (11) fixed at the inner side of the transmission case (23), and a spring (12) is sleeved outside the movable end of the telescopic rod (11).
4. The clamping structure for the injection mold according to claim 1, wherein the locking assembly comprises a rotating rod (19), one end of the rotating rod (19) penetrates through the side wall of the transmission case (23) and is rotatably connected with the connecting plate (6) fixed with the electric telescopic rod (5), the other end of the rotating rod is inserted into the first sleeve (20) and the second sleeve (21), a strip-shaped groove is formed in the outer wall of the rotating rod (19), and strip-shaped sliding blocks in sliding fit with the strip-shaped groove are arranged on the inner sides of the first sleeve (20) and the second sleeve (21).
5. A clamping structure for injection molds according to claim 4, characterized in that said electric telescopic rod (5) is electrically connected to an accumulator (10) mounted inside the protection shield (7), the electric telescopic rod (5) being adapted to drive the movement of the swivelling levers (19).
6. A clamping structure for an injection mold according to claim 1, wherein a handle (4) is fixedly mounted on the transmission case (23).
7. A clamping structure for an injection mold according to claim 1, characterized in that the clamping arm (1) is provided with a sliding groove (8), and the sliding groove (8) is in sliding fit with a sliding block (9) arranged on the transmission case (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910554184.9A CN110239044B (en) | 2019-06-25 | 2019-06-25 | Clamping structure for injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910554184.9A CN110239044B (en) | 2019-06-25 | 2019-06-25 | Clamping structure for injection mold |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110239044A CN110239044A (en) | 2019-09-17 |
| CN110239044B true CN110239044B (en) | 2021-08-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910554184.9A Active CN110239044B (en) | 2019-06-25 | 2019-06-25 | Clamping structure for injection mold |
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| CN (1) | CN110239044B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112397097B (en) * | 2020-11-30 | 2021-10-15 | 北京中科开迪软件有限公司 | Optical disk die assembly for optical disk production and use method thereof |
| CN113613161B (en) * | 2021-08-09 | 2023-09-05 | 浙江欧赛电子有限公司 | Speaker lower plate forming die |
| CN114147930A (en) * | 2021-12-10 | 2022-03-08 | 南通职业大学 | Efficient advanced mold design and manufacturing technical equipment |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19616008C1 (en) * | 1996-04-23 | 1997-06-19 | Siegfried Hofmann Gmbh Werkzeu | Gearing for linear lift movement of tool part, especially for ejection or replacement of ejector of injection moulding tool |
| CN201950773U (en) * | 2011-03-04 | 2011-08-31 | 慈溪市盛艺模具有限公司 | Longitudinal double-layer injection mould |
| CN105862527A (en) * | 2016-06-03 | 2016-08-17 | 北京安沃科技有限公司 | Lithium-ion electric steel rail drill |
| AT516849A4 (en) * | 2015-06-08 | 2016-09-15 | Engel Austria Gmbh | Closing unit of a molding machine |
| CN206130021U (en) * | 2016-11-10 | 2017-04-26 | 重庆马谷纤维新材料有限公司 | Protection device of fibre production facility |
| CN106880101A (en) * | 2016-10-20 | 2017-06-23 | 深圳市奇诺动力科技有限公司 | Knee guard and its leg cuff component |
| CN207308128U (en) * | 2017-09-29 | 2018-05-04 | 绍兴市搏盛机械科技有限公司 | The adjustable handler of tube centrifuge |
| CN207839651U (en) * | 2018-02-01 | 2018-09-11 | 江西贵义铜业有限公司 | A kind of copper bar take-up stand |
| CN208088882U (en) * | 2018-03-15 | 2018-11-13 | 李克志 | A kind of novel building ergonomic support device |
| CN109095404A (en) * | 2018-10-18 | 2018-12-28 | 合肥搬易通科技发展有限公司 | A kind of clamp arm of forklift synchronous clamping mechanism |
| CN208908607U (en) * | 2018-08-21 | 2019-05-31 | 江苏龙顺米业有限公司 | A kind of corn broadsword head automatically adjusting length |
-
2019
- 2019-06-25 CN CN201910554184.9A patent/CN110239044B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19616008C1 (en) * | 1996-04-23 | 1997-06-19 | Siegfried Hofmann Gmbh Werkzeu | Gearing for linear lift movement of tool part, especially for ejection or replacement of ejector of injection moulding tool |
| CN201950773U (en) * | 2011-03-04 | 2011-08-31 | 慈溪市盛艺模具有限公司 | Longitudinal double-layer injection mould |
| AT516849A4 (en) * | 2015-06-08 | 2016-09-15 | Engel Austria Gmbh | Closing unit of a molding machine |
| CN105862527A (en) * | 2016-06-03 | 2016-08-17 | 北京安沃科技有限公司 | Lithium-ion electric steel rail drill |
| CN106880101A (en) * | 2016-10-20 | 2017-06-23 | 深圳市奇诺动力科技有限公司 | Knee guard and its leg cuff component |
| CN206130021U (en) * | 2016-11-10 | 2017-04-26 | 重庆马谷纤维新材料有限公司 | Protection device of fibre production facility |
| CN207308128U (en) * | 2017-09-29 | 2018-05-04 | 绍兴市搏盛机械科技有限公司 | The adjustable handler of tube centrifuge |
| CN207839651U (en) * | 2018-02-01 | 2018-09-11 | 江西贵义铜业有限公司 | A kind of copper bar take-up stand |
| CN208088882U (en) * | 2018-03-15 | 2018-11-13 | 李克志 | A kind of novel building ergonomic support device |
| CN208908607U (en) * | 2018-08-21 | 2019-05-31 | 江苏龙顺米业有限公司 | A kind of corn broadsword head automatically adjusting length |
| CN109095404A (en) * | 2018-10-18 | 2018-12-28 | 合肥搬易通科技发展有限公司 | A kind of clamp arm of forklift synchronous clamping mechanism |
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| CN110239044A (en) | 2019-09-17 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20210803 Address after: 528000 one floor of workshop 1 and one floor of workshop 5, No. 1, Huafu North Road, Zhangcha Town, Chancheng District, Foshan City, Guangdong Province Applicant after: Foshan Xinyu Injection Molding Co.,Ltd. Address before: 412200 No.313, Qifang group, Fuli village, Fuli Town, Liling City, Zhuzhou City, Hunan Province Applicant before: Yi Weiqing |
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