CN116494436A - Demolding device for composite cylinder - Google Patents
Demolding device for composite cylinder Download PDFInfo
- Publication number
- CN116494436A CN116494436A CN202310621402.2A CN202310621402A CN116494436A CN 116494436 A CN116494436 A CN 116494436A CN 202310621402 A CN202310621402 A CN 202310621402A CN 116494436 A CN116494436 A CN 116494436A
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- China
- Prior art keywords
- screw
- support
- guide rail
- demolding device
- composite
- Prior art date
- 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.)
- Pending
Links
- 239000002131 composite material Substances 0.000 title claims abstract description 55
- 230000007246 mechanism Effects 0.000 claims abstract description 93
- 239000000463 material Substances 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims description 3
- 210000000078 claw Anatomy 0.000 abstract description 4
- 230000009471 action Effects 0.000 description 14
- 230000000694 effects Effects 0.000 description 5
- 239000000835 fiber Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 229920000049 Carbon (fiber) Polymers 0.000 description 3
- 239000004917 carbon fiber Substances 0.000 description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soil Working Implements (AREA)
Abstract
The invention discloses a demoulding device for a composite material cylinder, which relates to the technical field of demoulding devices and comprises a base, a first bracket, a second bracket, a locking mechanism, an ejection mechanism and an actuating mechanism, wherein the first bracket and the second bracket are both slidably arranged on the inner bottom surface of the base and can be locked at positions through the locking mechanism, a claw mechanism is arranged at the upper end of the first bracket and the upper end of the second bracket, a boss extending upwards is arranged between the two claw mechanisms and used for clamping the core mould, the two sides of the base are both provided with bosses extending upwards, the ejection mechanism is slidably connected to the bosses, the ejection mechanism is used for clamping the composite material cylinder at the periphery of the core mould, the actuating mechanism is slidably arranged on the bosses and can be locked at positions through the locking mechanism, and the actuating mechanism can push the ejection mechanism to move along the length direction of the bosses and drive the composite material cylinder to be separated from the outer surface of the core mould. The invention can adapt to cylinder molds with different sizes, can realize accurate positioning, and improves the demolding quality and the demolding efficiency.
Description
Technical Field
The invention relates to the technical field of demolding devices, in particular to a demolding device for a composite cylinder.
Background
The fiber composite material has the characteristics of light weight, high strength, corrosion resistance and the like, so that the carbon fiber winding and forming becomes one of important forming processes in the carbon fiber composite material forming, and then the fiber winding finished product is solidified and demoulded to form a carbon fiber cylinder or sphere and other revolving body products. But the mold is difficult to separate during the demolding process. The composite material cylindrical member is wound and solidified, and the composite material cylindrical member is rubbed with the mold relatively greatly, and the composite material cylindrical member has relatively small wall thickness and relatively small axial area of the acting point, so that the composite material cylindrical mold needs to be positioned relatively accurately to remove the composite material cylindrical member from the mold. If the sand core mould easy to demould is adopted, the sand core mould can only be used once, and the sand core mould needs to be manufactured repeatedly, so that the production efficiency is reduced.
In the prior art, patent CN110315769 a-a fiber pipe winding former demoulding device discloses the following design: the rotation of the threaded shaft sleeve is utilized to drive the nut and one end of the support frame to move to be close to or far away from the fixed mounting plate, and the other end of the support frame is pushed by the pull rod to lift or pull the other end of the support frame to descend, so that the arc plate fixedly connected with the support frame is driven to lift for die assembly or die release. The demolding device can conduct axial guiding and circumferential limiting, and the supporting frame has axial limiting and radial supporting functions. The demolding device with the design is difficult to clamp and cannot adapt to demolding of composite material cylinder molds with different lengths.
Patent CN110695106 a-a stripper discloses the following design: the surface of the tubular object is rolled through the rolling and loosening device, so that the stress on the surface of the tubular object is released, the inner mold core of the tubular object is separated from the inner surface of the tubular object, and the inner mold core can be easily pulled out of the tubular object. The concentrated stress on the surface of the tubular object is dispersed and released by the rolling and loosening device, so that the inner mold core is separated from the inner surface of the special-shaped tube. The rolling and loosening device in the design is only suitable for demolding a tubular object with large elasticity, and can damage a composite cylindrical member.
Disclosure of Invention
The invention aims to provide a demolding device for a composite cylinder, which solves the problems in the prior art, adapts to cylinder molds of different sizes, can realize accurate positioning and improves demolding quality and demolding efficiency.
In order to achieve the above object, the present invention provides the following solutions:
the invention provides a demoulding device for a composite cylinder, which comprises a base, a first support, a second support, a locking mechanism, an ejection mechanism and an action mechanism, wherein the first support and the second support are both slidably arranged on the inner bottom surface of the base and can be locked at positions through the locking mechanism, the upper ends of the first support and the second support are both provided with claw mechanisms, a core mould is clamped between the two claw mechanisms, two sides of the base are both provided with bosses extending upwards, the ejection mechanism is slidably connected to the bosses, the ejection mechanism is used for clamping the composite cylinder at the periphery of the core mould, the action mechanism is slidably arranged on the bosses and can be locked at positions through the locking mechanism, and the action mechanism can push the ejection mechanism to move along the length direction of the bosses and drive the ejection mechanism to drive the composite cylinder to be separated from the outer surface of the core mould.
Preferably, the bottom guide rail of two parallel arrangement is installed to the interior bottom surface of base, first support with the lower extreme of second support all is equipped with two support sliders respectively, two of first support lower extreme support slider respectively sliding connection in two bottom guide rail, two of second support lower extreme support slider respectively sliding connection in two bottom guide rail.
Preferably, a top guide rail is mounted on the upper surface of each boss, the top guide rail is parallel to the bottom guide rail, a connecting plate is mounted at the lower ends of two sides of the ejection mechanism, an ejection slider is arranged at the lower end of each connecting plate, and the two ejection sliders are respectively and slidably connected to the two top guide rails.
Preferably, the jaw mechanism is a three-jaw chuck, the three-jaw chuck on the second bracket is used for clamping a short rod of the core mold, the three-jaw chuck on the first bracket is used for clamping a center, and the center is used for propping up a long rod of the core mold.
Preferably, the ejection mechanism comprises a mounting frame and a plurality of screw rod modules, wherein the screw rod modules are circumferentially arranged around the mounting frame, the mounting frame is slidably connected to the boss, and the screw rod modules are used for clamping the composite cylinder.
Preferably, the mounting frame comprises a ring frame and four strip frames, the four strip frames are fixed around the circumference of the ring frame, one strip frame is internally provided with one screw module, the position of the ring frame corresponding to the screw module is provided with an extension hole, and one end of the screw module can extend out through the extension hole.
Preferably, the screw module comprises a screw guide rail, a handle, a ball screw, a screw seat and a screw slider, wherein the handle is positioned at one end of the screw guide rail, the handle is connected with one end of the ball screw, the periphery of the ball screw is connected with the screw seat, the upper end of the screw seat is connected with the screw slider, the screw slider is slidably connected with the screw guide rail, the screw guide rail is arranged on the strip frame, one end, far away from the handle, of the screw slider is used for contacting and clamping the composite cylinder, and the handle can drive the ball screw to rotate when rotating, so that the ball screw drives the screw seat and the screw slider to slide along the screw guide rail.
Preferably, the lead screw guide rail is a dovetail groove guide rail, and a dovetail groove is formed in one end, far away from the handle, of the lead screw sliding block.
Preferably, a plurality of square holes are formed in the side wall of the boss, and the square holes can correspond to the handle located below.
Preferably, the locking mechanism is a guide rail clamp, and the actuating mechanism is a high-thrust hydraulic cylinder.
Compared with the prior art, the invention has the following technical effects:
according to the demolding device for the composite material cylinder, the first bracket and the second bracket are both slidably arranged on the inner bottom surface of the base and can be locked at the positions through the locking mechanism, so that the demolding device can be suitable for cylinder molds of different lengths, the locking mechanism can ensure that the distance between the first bracket and the second bracket is fixed so as to facilitate clamping, the clamping jaw mechanisms are arranged at the upper end of the first bracket and the upper end of the second bracket, the clamping jaw mechanisms are used for clamping a core mold, the clamping efficiency is improved, the clamping jaw mechanisms can be arranged for realizing high-precision positioning of the molds, simultaneously, the clamping jaw mechanisms can clamp cylinder molds of different sizes, the application range is enlarged, the two sides of the base are both provided with the bosses extending upwards, the ejection mechanisms are slidably connected to the bosses, the ejection mechanisms are used for clamping the composite material cylinder at the periphery of the core mold, the action mechanisms are slidably arranged on the bosses and can be locked at the positions through the locking mechanism, the action mechanisms are controlled after the action mechanisms are adjusted to be in position, the action mechanisms are pushed to move along the length directions of the bosses, the ejector mechanisms drive the composite material cylinder to move, and the ejection mechanisms drive the composite material cylinder to move along the axes, and the ejection mechanisms are enabled to move along the axes, and the two core mold release core mold and the outer surface is relatively high in comparison with the friction effect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a demolding device for a composite cylinder provided by the invention;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is a schematic view of an ejector mechanism according to the present invention;
FIG. 4 is a schematic view of a screw module according to the present invention;
fig. 5 is a schematic view of the structure of the core mold according to the present invention;
in the figure: 100-demoulding device for composite material cylinders, 1-base, 11-boss, 12-top guide rail, 13-square hole, 14-bottom guide rail, 2-first bracket, 21-bracket slide block, 3-second bracket, 4-three jaw chuck, 5-center, 6-ejection mechanism, 61-mounting bracket, 62-lead screw guide rail, 63-ball screw, 64-lead screw seat, 65-lead screw slide block, 66-handle, 7-high thrust hydraulic cylinder, 8-guide rail clamp, 9-core mould, 91-long rod, 92-cylinder core mould, 93-short rod and 94-composite material cylinder.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention aims to provide a demolding device for a composite cylinder, which aims to solve the technical problems of difficult demolding, low demolding efficiency and poor demolding effect of the existing demolding device.
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description.
As shown in fig. 1-5, this embodiment provides a demoulding device 100 for a composite cylinder, which comprises a base 1, a first support 2, a second support 3, a locking mechanism, an ejection mechanism 6 and an actuating mechanism, wherein the first support 2 and the second support 3 are both slidably mounted on the inner bottom surface of the base 1 and can be locked by the locking mechanism, and further, the first support 2 and the second support 3 slide, so that the composite cylinder can be suitable for demoulding of cylinder moulds with different lengths, the distance between the first support 2 and the second support 3 can be ensured to be fixed by the setting of the locking mechanism, so that clamping is convenient, the upper end of the first support 2 and the upper end of the second support 3 are both provided with the clamping jaw mechanism, the clamping mandrel 9 is clamped between the two clamping jaw mechanisms, the clamping jaw mechanism can realize high-precision positioning of the mould, the clamping efficiency is improved, meanwhile, the clamping jaw mechanisms can clamp cylinder moulds with different sizes, the application range is enlarged, both sides of the base 1 are both sides are respectively provided with bosses 11 extending upwards, the ejection mechanism 6 is slidably connected on the bosses 11, the ejection mechanism 6 is used for clamping the composite cylinder mould with the outer circumference of the boss 9, the ejection mechanism 94 is arranged on the outer circumference of the boss, the core mould 94, the ejection mechanism is capable of being controlled by the sliding of the boss 11, and the two clamping jaw mechanisms can be moved along the boss 9, and the length of the boss 9 is further, compared with the composite cylinder mould 9, the action force is controlled by the sliding mechanism, and the two boss mechanisms are moved by the boss 9, and the action force is further, and the action effect of the action is improved, and the action force of the composite cylinder mould is overcome, and the action is compared with the action effect of the boss 9.
Specifically, two parallel arrangement's bottom rail 14 are installed to the interior bottom surface of base 1, and the lower extreme of first support 2 and second support 3 all is equipped with two support slider 21 respectively, and two support slider 21 of first support 2 lower extreme are sliding connection respectively in two bottom rail 14, and two support slider 21 of second support 3 lower extreme are sliding connection respectively in two bottom rail 14, through the cooperation of bottom rail 14 and support slider 21, realize the stable slip of first support 2 and second support 3, and the distance between messenger's first support 2 and the second support 3 is fixed through the locking of locking mechanism to realize the clamping of mandrel 9.
The upper surface of each boss 11 is provided with a top guide rail 12, the top guide rail 12 is parallel to the bottom guide rail 14, the lower ends of two sides of the ejection mechanism 6 are respectively provided with a connecting plate, the lower ends of the connecting plates are respectively provided with an ejection sliding block, and the two ejection sliding blocks are respectively and slidably connected to the two top guide rails 12, so that the position of the ejection mechanism 6 is adjusted through the cooperation of the ejection sliding blocks and the top guide rails 12.
The jaw mechanism is a three-jaw chuck 4, the three-jaw chuck 4 arranged on the second bracket 3 is used for clamping a short rod 93 of the core mold 9, the three-jaw chuck 4 arranged on the first bracket 2 is used for clamping a center 5, the center 5 is used for supporting a long rod 91 of the core mold 9, the clamping of the core mold 9 is realized through the cooperation of the three-jaw chuck 4 and the center 5, the clamping is simple, the structure is reliable, the size limitation of the core mold 9 is avoided, and the jaw mechanism can be suitable for cylinder molds with different sizes.
The ejection mechanism 6 includes mounting bracket 61 and a plurality of lead screw module, and lead screw module surrounds mounting bracket 61 circumference setting, and mounting bracket 61 sliding connection is on boss 11, is used for pressing from both sides tight combined material drum 94 between a plurality of lead screw modules, and lead screw module's setting has improved the regulation precision, and the structure is reliable, simultaneously, presss from both sides the combined material drum 94 of mandrel 9 periphery through a plurality of lead screw modules, can adapt to the drum mould use of different diameters.
The mounting frame 61 comprises a ring frame and four strip frames, the four strip frames are fixed around the circumference of the ring frame, a screw rod module is mounted in one strip frame, an extending hole is formed in the ring frame corresponding to the screw rod module, and one end of the screw rod module can extend out through the extending hole to contact and clamp the composite cylinder 94.
The screw module comprises a screw guide rail 62, a handle 66, a ball screw 63, a screw seat 64 and a screw slide block 65, wherein the handle 66 is positioned at one end of the screw guide rail 62, the handle 66 is connected with one end of the ball screw 63, the periphery of the ball screw 63 is connected with the screw seat 64, the upper end of the screw seat 64 is connected with the screw slide block 65, the screw slide block 65 is slidably connected to the screw guide rail 62, the screw guide rail 62 is arranged on a strip frame, one end, far away from the handle 66, of the screw slide block 65 is used for contacting and clamping a composite cylinder 94, the handle 66 can drive the ball screw 63 to rotate when rotating, the ball screw 63 drives the screw seat 64 and the screw slide block 65 to slide along the screw guide rail 62, and then the screw slide block 65 is pushed out, so that a clamping area is formed between the screw slide blocks 65 to clamp the composite cylinder 94.
The lead screw guide rail 62 is a dovetail groove guide rail, and a dovetail groove is formed in one end, away from the handle 66, of the lead screw sliding block 65, so that the contact area with the composite cylinder 94 is increased.
The side wall of the boss 11 is provided with a plurality of square holes 13, and the square holes 13 can correspond to the handle 66 positioned below, so that an operator can conveniently extend into the bottom of the mounting frame 61 through the square holes 13 to adjust the handle 66 positioned below.
The locking mechanism is the guide rail clamp 8, and the guide rail clamp 8 is locked when opening, realizes fixing, can freely slide when the guide rail clamp 8 closes, realizes the locking function through the guide rail clamp 8, guarantees the reliability of locking, and actuating mechanism is high thrust pneumatic cylinder 7, exerts axial force to ejection mechanism 6 through high thrust pneumatic cylinder 7 to make combined material drum 94 deviate from successfully, have higher efficiency.
The core mold 9 includes a long rod 91, a cylindrical core mold 92, and a short rod 93 connected in this order, and the long rod 91 and the cylindrical core mold 92, and the short rod 93 and the cylindrical core mold 92 are connected by screw threads.
With the demolding device 100 for a composite cylinder provided in this embodiment, after the fiber wound composite cylinder 94 is cured, the first bracket 2 and the second bracket 3 are moved to appropriate positions, and after the mandrel 9 and the composite cylinder 94 are clamped, the rail clamps 8 corresponding to the first bracket 2 and the second bracket 3 are opened, so that the first bracket 2 and the second bracket 3 are locked, and the clamping process is completed; then the ejection mechanism 6 is moved to a proper position, and the four handles 66 are adjusted, so that the four lead screw sliding blocks 65 are attached to the end face of the composite material cylinder 94, and the situation that the contact force between the tip of the tail end of the lead screw sliding blocks 65 and the surface of the core mold 9 is overlarge so as to scratch the core mold 9 is avoided; then the high-thrust hydraulic cylinder 7 is moved to a proper position, and the corresponding guide rail clamp 8 is opened, so that the high-thrust hydraulic cylinder 7 is locked; the high thrust cylinder 7 is then fed so that the piston rod can push the ejection mechanism 6 to move, thereby allowing the composite cylinder 94 to be ejected.
The principles and embodiments of the present invention have been described in this specification with reference to specific examples, the description of which is only for the purpose of aiding in understanding the method of the present invention and its core ideas; also, it is within the scope of the present invention to be modified by those of ordinary skill in the art in light of the present teachings. In summary, the present description should not be construed as limiting the invention.
Claims (10)
1. A demolding device for a composite cylinder, characterized in that: including base, first support, second support, locking mechanism, ejection mechanism and actuating mechanism, first support with the equal slidable mounting of second support in the interior bottom surface of base can pass through locking mechanism locking position, the first support the upper end with the jaw mechanism is all installed to the upper end of second support, two be used for pressing from both sides tight mandrel between the jaw mechanism, the both sides of base all are equipped with the boss that upwards extends, ejection mechanism sliding connection in on the boss, just ejection mechanism is used for pressing from both sides tight the combined material drum of mandrel periphery, actuating mechanism slidable mounting in on the boss and can pass through locking mechanism locking position, actuating mechanism can promote ejection mechanism follows the length direction of boss removes, and makes ejection mechanism drives combined material drum breaks away from the mandrel surface.
2. The demolding device for composite cylinders according to claim 1, characterized in that: the inner bottom surface of the base is provided with two bottom guide rails which are arranged in parallel, the lower ends of the first support and the second support are respectively provided with two support sliding blocks, the two support sliding blocks at the lower end of the first support are respectively connected with the two bottom guide rails in a sliding mode, and the two support sliding blocks at the lower end of the second support are respectively connected with the two bottom guide rails in a sliding mode.
3. The demolding device for composite cylinders according to claim 2, characterized in that: the upper surface of each boss is provided with a top guide rail, the top guide rail is parallel to the bottom guide rail, the lower ends of two sides of the ejection mechanism are respectively provided with a connecting plate, the lower ends of the connecting plates are respectively provided with an ejection sliding block, and the two ejection sliding blocks are respectively and slidably connected with the two top guide rails.
4. The demolding device for composite cylinders according to claim 1, characterized in that: the clamping jaw mechanism is a three-jaw chuck, the three-jaw chuck arranged on the second bracket is used for clamping a short rod of the core die, the three-jaw chuck arranged on the first bracket is used for clamping a center, and the center is used for propping up a long rod of the core die.
5. The demolding device for composite cylinders according to claim 1, characterized in that: the ejection mechanism comprises a mounting frame and a plurality of screw rod modules, wherein the screw rod modules are circumferentially arranged around the mounting frame, the mounting frame is slidably connected to the boss, and the screw rod modules are used for clamping the composite cylinder.
6. The demolding device for composite cylinders according to claim 5, characterized in that: the mounting frame comprises a ring frame and four strip frames, the four strip frames are fixed around the circumference of the ring frame, one strip frame is internally provided with one screw module, the position of the ring frame corresponding to the screw module is provided with an extension hole, and one end of the screw module can extend out through the extension hole.
7. The demolding device for composite cylinders according to claim 6, characterized in that: the screw module comprises a screw guide rail, a handle, a ball screw, a screw seat and a screw slider, wherein the handle is positioned at one end of the screw guide rail, the handle is connected with one end of the ball screw, the periphery of the ball screw is connected with the screw seat, the upper end of the screw seat is connected with the screw slider, the screw slider is slidably connected onto the screw guide rail, the screw guide rail is arranged on the strip frame, one end, far away from the handle, of the screw slider is used for contacting and clamping the composite cylinder, and the handle can drive the ball screw to rotate when rotating, and the ball screw drives the screw seat and the screw slider to slide along the screw guide rail.
8. The demolding device for composite cylinders according to claim 7, characterized in that: the screw guide rail is a dovetail groove guide rail, and a dovetail groove is formed in one end, far away from the handle, of the screw slide block.
9. The demolding device for composite cylinders according to claim 7, characterized in that: the side wall of the boss is provided with a plurality of square holes, and the square holes can correspond to the handle below.
10. The demolding device for composite cylinders according to claim 1, characterized in that: the locking mechanism is a guide rail clamp, and the actuating mechanism is a high-thrust hydraulic cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310621402.2A CN116494436A (en) | 2023-05-26 | 2023-05-26 | Demolding device for composite cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310621402.2A CN116494436A (en) | 2023-05-26 | 2023-05-26 | Demolding device for composite cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116494436A true CN116494436A (en) | 2023-07-28 |
Family
ID=87330352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310621402.2A Pending CN116494436A (en) | 2023-05-26 | 2023-05-26 | Demolding device for composite cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116494436A (en) |
-
2023
- 2023-05-26 CN CN202310621402.2A patent/CN116494436A/en active Pending
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