CN103934987A - Light-emitting diode (LED) automobile lamp light guide strip gas-assisted flexible classification demoulding mechanism and demoulding method thereof - Google Patents
Light-emitting diode (LED) automobile lamp light guide strip gas-assisted flexible classification demoulding mechanism and demoulding method thereof Download PDFInfo
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- CN103934987A CN103934987A CN201410141712.5A CN201410141712A CN103934987A CN 103934987 A CN103934987 A CN 103934987A CN 201410141712 A CN201410141712 A CN 201410141712A CN 103934987 A CN103934987 A CN 103934987A
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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
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
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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
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
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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
- B29C45/40—Removing or ejecting moulded articles
- B29C2045/4068—Removing or ejecting moulded articles using an auxiliary mould part carrying the moulded article and removing it from the mould
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Abstract
The invention provides a light-emitting diode (LED) automobile lamp light guide strip gas-assisted flexible classification demoulding mechanism and a demoulding method of the demoulding mechanism, belonging to the technical field of a mould, and aiming at solving the problems that the existing light guide strip mould is difficult in demoulding, poor in quality, etc. The demoulding mechanism comprises an elastic push-out structure, a gas-assisted push-out structure, an ejection structure and a limiting structure which are arranged on a movable mould component; when mould splitting is carried out between the movable mould component and a fixed mould component, a molded LED automobile lamp light guide strip is separated from the movable mould component by the elastic push-out structure, the limiting structure, the gas-assisted push-out structure and the ejection structure. According to the LED automobile lamp light guide strip gas-assisted flexible classification demoulding mechanism and the demoulding method of the demoulding mechanism, the LED automobile lamp light guide strip is gradually separated from the mould by a three-stage demoulding mechanism in an ordinal flexible demoulding way, so that the shapes of light guide teeth and the surface smoothness of the light guide teeth can be guaranteed, and the light guide performance and the travelling safety are further improved.
Description
Technical field
The invention belongs to technical field of mold, relate to the auxiliary flexible grading mould emptier of LED car light guiding strip gas and release method.
Background technology
" light-strip car light " is the current a kind of new automobile car light more more advanced than LED array car light, this car light is by the leaded light performance of professional plastics PMMA, adopt spot light, after refraction by light-strip, formation light belt penetrates, and according to light source conversion light intensity and color, not only both artistic and practical, and energy-conserving and environment-protective.The injection mo(u)lding quality of the leaded light tooth on light-strip is directly connected to light shape and the intensity of car light; current stripping means mainly adopts push rod to eject; but the leaded light tooth of and light-strip comparatively elongated due to light-strip compares comparatively dense; larger with the engagement force of mould; cause demoulding difficulty, therefore, need to adopt more push rod to eject; easily on leaded light tooth, stay and eject vestige or top and hinder leaded light tooth and make leaded light tooth produce distortion, affect light shape and light intensity.
Summary of the invention
The object of the invention is the problems referred to above for existing car light guiding strip mould; provide a kind of LED car light guiding strip gas auxiliary flexible grading mould emptier; the release method of the auxiliary flexible grading mould emptier of a kind of LED car light guiding strip gas is provided; by the order release method of this mould emptier; the leaded light tooth surface that makes light-strip the forming defect such as pulls without obviously ejecting vestige, surface, improves dimensional accuracy.
Object of the present invention can realize by following technical proposal:
The auxiliary flexible grading mould emptier of LED car light guiding strip gas, described LED car light guiding strip mould comprises dynamic model assembly and cover half assembly; Described cover half assembly is provided with running gate system; Described mould emptier comprises the auxiliary pushing-out structure of elasticity pushing-out structure, gas and the ejecting structure that dynamic model assembly is provided with; Between described dynamic model assembly and cover half assembly, be provided with position limiting structure; When described dynamic model assembly and cover half assembly matched moulds, dynamic model assembly and cover half assembly are formed for the die cavity that LED car light guiding strip that moulding has some leaded light teeth is used, and described running gate system is communicated with described die cavity; When described dynamic model assembly and cover half assembly parting, elasticity pushing-out structure, position limiting structure, the auxiliary pushing-out structure of gas and push rod structure can make LED car light guiding strip and the dynamic model components apart of moulding.
In the above-mentioned auxiliary flexible grading mould emptier of LED car light guiding strip gas, described dynamic model assembly comprises core, core fixing plate, dynamic model backing plate and dynamic model seat; Described dynamic model backing plate is arranged between core and dynamic model seat, and core, dynamic model backing plate, dynamic model seat are fixedly connected with; Described core fixing plate is arranged on core, and can move in opening and closing mould direction along core.
In the above-mentioned auxiliary flexible grading mould emptier of LED car light guiding strip gas, described core one end has the convex edge of outwardly convex, and described core fixing plate has the shoulder block coordinating with convex edge; Described elasticity pushing-out structure comprise be arranged between core fixing plate and convex edge and along equally distributed several springs of core, on described core fixing plate, offer counterbore, described spring is arranged in counterbore, and one end top is pressed on core fixing plate, and other end top is pressed on convex edge.When mould matched moulds, cover half assembly top is pressed core fixing plate to overcome spring force and is made shoulder block and the convex edge laminating on fixed head; When parting, by the effect of spring force, core fixing plate can move along core, and shoulder block separates with convex edge.
In the above-mentioned auxiliary flexible grading mould emptier of LED car light guiding strip gas, described spring top presses the maximum displacement distance of core fixing plate to be less than or equal to the tooth depth of 1/3 leaded light tooth.Restraining spring power make LED car light guiding strip leaded light tooth can with the flexible demoulding of dynamic model assembly, thereby improve the Forming Quality of LED car light guiding strip.
In the above-mentioned auxiliary flexible grading mould emptier of LED car light guiding strip gas; the auxiliary pushing-out structure of described gas comprises the gas port being opened on core fixing plate; described gas port one end is connected with high-pressure air source, and the other end can be communicated with die cavity in the time that core fixing plate moves along core.When dynamic model and cover half parting, core fixing plate moves a certain distance along cover half assembly direction under the effect of spring force, and now gas port is communicated with die cavity, and gas enters in die cavity by gas port, and the leaded light tooth of LED car light guiding strip is progressively separated with core.
In the above-mentioned auxiliary flexible grading mould emptier of LED car light guiding strip gas, described ejecting structure comprises push rod one, push rod two and push rod three; Described push rod one and push rod three are slidably arranged on dynamic model assembly, and its one end can be stretched out core fixing plate and be pushed up the end that is pressed in LED car light guiding strip, and the other end stretches out dynamic model seat and is connected on pressure mechanism; Described push rod two is slidably arranged on dynamic model assembly, and its one end can be stretched out core and be pushed up the middle part that is pressed in LED car light guiding strip, and the other end stretches out dynamic model seat and is connected on pressure mechanism.The pressure mechanism that push rod one, push rod two, push rod three connect can be also identical pressure mechanism for different pressure mechanisms.
In the above-mentioned auxiliary flexible grading mould emptier of LED car light guiding strip gas, described pressure mechanism comprises push rod fixed head, push rod backing plate and cylinder; Described push rod one, push rod two, push rod three are fixed between push rod fixed head and push rod backing plate, and the piston rod of cylinder is connected on push rod backing plate.
In the above-mentioned auxiliary flexible grading mould emptier of LED car light guiding strip gas; the auxiliary shutoff device of gas between described dynamic model seat and push rod fixed head; the auxiliary shutoff device of described gas comprises the auxiliary X button of the gas being arranged on dynamic model seat and be arranged on the limited block on push rod fixed head, and the auxiliary X button of described gas and high-pressure air source electrically connect.Also auxiliary gas X button can be arranged on push rod fixed head as required, limited block is arranged on dynamic model seat.When limited block touches the auxiliary X button of gas, high-pressure air source is closed.
In the above-mentioned auxiliary flexible grading mould emptier of LED car light guiding strip gas; described position limiting structure comprises the controlled interval pull rod being connected on solid plate and is connected in the stop screw on core fixing plate; described controlled interval pull rod middle part offers bar hole, and described stop screw is arranged in bar hole.Position limiting structure has limited the maximum parting distance of dynamic model assembly.
As another kind of structure; in the above-mentioned auxiliary flexible grading mould emptier of LED car light guiding strip gas; described position limiting structure comprises the controlled interval pull rod being connected on core fixing plate and is connected in the stop screw on solid plate; described controlled interval pull rod middle part offers bar hole, and described stop screw is arranged in bar hole.
In the above-mentioned auxiliary flexible grading mould emptier of LED car light guiding strip gas, between described stop screw and controlled interval pull rod, be provided with that gas is auxiliary releases the button, auxiliary the releasing the button of described gas electrically connects with described high-pressure air source.Auxiliary the releasing the button of gas is arranged on the end hole wall of bar hole, and when after dynamic model assembly parting, stop screw touches that gas is auxiliary releases the button, and high-pressure air source is opened.
In the above-mentioned auxiliary flexible grading mould emptier of LED car light guiding strip gas, described cover half assembly comprises cover half seat, solid plate, and described solid plate and cover half seat are connected; Described core, core fixing plate and described solid plate are formed for the die cavity that moulding LED car light guiding strip is used in the time of matched moulds.
The release method of the auxiliary flexible grading mould emptier of LED car light guiding strip gas, is characterized in that, described release method in turn includes the following steps:
Step (1): when dynamic model assembly has just separated with cover half assembly, elasticity pushing-out structure promote core fixing plate, the both ends of LED car light guiding strip under the effect of core fixing plate along the perk of cover half assembly direction;
Step (2): the relative cover half assembly of dynamic model assembly reach maximum parting apart from time, position limiting structure touches the auxiliary pushing-out structure of gas, makes leaded light tooth and the disengagement of dynamic model assembly on LED car light guiding strip;
Step (3): pressure mechanism drives ejecting structure that LED car light guiding strip is separated completely with dynamic model assembly.
In the release method of the above-mentioned auxiliary flexible grading mould emptier of LED car light guiding strip gas; described step (1) Elastic pushing-out structure drives core fixing plate, and the ultimate range moving along cover half direction is less than or equal to 1/3 leaded light tooth height on LED car light guiding strip.
In the release method of the above-mentioned auxiliary flexible grading mould emptier of LED car light guiding strip gas, the distance that when the maximum parting distance in described step (2) is released the button touching for the stop screw in described position limiting structure and gas are auxiliary, dynamic model assembly moves relative to cover half assembly.The further guarantee that this is set to elasticity pushing-out structure, has ensured that core fixing plate can be along the core certain distance that slides, thereby the passage in the auxiliary pushing-out structure of gas is communicated with smoothly with die cavity.
In the release method of the above-mentioned auxiliary flexible grading mould emptier of LED car light guiding strip gas; described stop screw touches that gas is auxiliary releases the button when switch; high-pressure air source in the auxiliary pushing-out structure of described gas is opened, and gas makes the leaded light tooth of LED car light guiding strip and core fixing plate and core throw off by gas port.
The auxiliary flexible grading mould emptier of a kind of LED car light guiding strip gas of the present invention and release method tool have the following advantages:
(1) because the array leaded light toothing of LED car light guiding strip is tiny, intensive, when injection mo(u)lding and the engagement force of mould larger, demoulding difficulty; The present invention, by three-level stripping mechanism and the flexible stripping means of order, separates LED car light guiding strip step by step with mould, ensured the bright and clean quality of profile of tooth, tooth surface of leaded light tooth, thereby improved the performance of leaded light, has reduced driving cost.
(2) the elasticity ejecting mechanism in the present invention forms local leaded light tooth and the disengagement of dynamic model assembly among a small circle by spring force, position limiting structure has limited the displacement of dynamic model assembly and has opened the gas circuit between die cavity and high-pressure air source, the auxiliary pushing-out structure of gas is started working, by the acting in conjunction of elasticity pushing-out structure, position limiting structure and the auxiliary pushing-out structure of gas, the flexibility that has realized leaded light tooth separates, thereby has ensured demoulding quality.
(3) under the sequential action of the gentle auxiliary flexible pushing-out structure of elasticity pushing-out structure, light-strip tooth portion throws off with dynamic model assembly, and therefore, ejecting structure only need adopt less active force, act on the rigging position of light-strip, can realize light-strip from mold ejection.
Brief description of the drawings
Fig. 1 is the structural representation of LED car light guiding strip mould of the present invention.
Fig. 2 is one-level parting structural representation of the present invention.
Fig. 3 is secondary parting structural representation of the present invention.
Fig. 4 is three fraction mode structure schematic diagrames of the present invention.
Fig. 5 is the structure for amplifying schematic diagram at A place in Fig. 3.
In figure, 1, cover half assembly; 11, cover half seat; 12, solid plate; 13, running gate system; 2, dynamic model assembly; 21, elasticity pushing-out structure; 21a, spring; 22, the auxiliary pushing-out structure of gas; 22a, gas port; 22b, extension slot; 23, ejecting structure; 23a, push rod one; 23b, push rod two; 23c, push rod three; 24, core; 24a, convex edge; 25, core fixing plate; 25a, shoulder block; 25b, counterbore; 25c, through hole; 26, dynamic model backing plate; 27, dynamic model seat; 3, position limiting structure; 31, stop screw; 32, controlled interval pull rod; 33, bar hole; 4, pressure mechanism; 41, push rod fixed head; 42, push rod backing plate; 43, cylinder; 5, gas is auxiliary releases the button; 6, the auxiliary X button of gas; 7, limited block; 8, LED car light guiding strip; 81, leaded light tooth; 9, die cavity.
Detailed description of the invention
As shown in Figures 1 to 5, LED car light guiding strip 8 moulds of the present invention comprise dynamic model assembly 2, cover half assembly 1 and running gate system 13; When dynamic model assembly 2 is during with cover half assembly 1 matched moulds, dynamic model assembly 2 and cover half assembly 1 are formed for moulding and have the die cavity 9 of LED car light guiding strip 8 use of some leaded light teeth 81, and running gate system 13 can be communicated with die cavity 9.
Cover half assembly 1 comprises cover half seat 11, solid plate 12, and solid plate 12 is connected with cover half seat 11; Running gate system 13 is arranged on solid plate 12 and cover half seat 11.
Dynamic model assembly 2 comprises core 24, core fixing plate 25, dynamic model backing plate 26 and dynamic model seat 27; Dynamic model backing plate 26 is arranged between core 24 and dynamic model seat 27, and core 24, dynamic model backing plate 26, dynamic model seat 27 are fixedly connected with; Core fixing plate 25 offers through hole 25c, and core fixing plate 25 is set on core 24 by through hole 25c, and can move in opening and closing mould direction along core 24.Core 24 and core fixing plate 25 are formed for the die cavity 9 of moulding LED car light guiding strip 8 use when the matched moulds near one end of solid plate 12 and solid plate 12.There is the convex edge 24a of outwardly convex at core 24 away from one end of solid plate 12, there is the shoulder block 25a coordinating with convex edge 24a at core fixing plate 25 away from one end of solid plate 12.On core fixing plate 25, offer the counterbore 25b be arrangeding in parallel with through hole 25c, counterbore 25b runs through this end face of shoulder block 25a.On core fixing plate 25, also offer two gas port 22a, the inner of two gas port 22a is communicated with through hole 25c, and on the inner, is provided with extension slot 22b for make gas port 22a be communicated with die cavity 9 in the time that core 24 moves at core fixing plate 25; The other end runs through core fixing plate 25 and connects high-pressure air source at this end.
The auxiliary flexible grading mould emptier of LED car light guiding strip 8 gas in the present invention comprise the auxiliary pushing-out structure 22 of the elasticity pushing-out structure 21, the gas that are arranged on dynamic model assembly 2, ejecting structure 23 and be arranged on dynamic model assembly 2 and cover half assembly 1 between be provided with position limiting structure 3; Elasticity pushing-out structure 21, position limiting structure 3 have described dynamic model assembly 2 during with cover half assembly 1 parting, the auxiliary pushing-out structure 22 of gas can make the LED car light guiding strip 8 of moulding separate with dynamic model assembly 2 with push rod structure.
Elasticity pushing-out structure 21 comprise be arranged between core fixing plate 25 and convex edge 24a and along equally distributed several springs of core 24 21a, in the present invention, be evenly equipped with four spring 21a; Four spring 21a are arranged in four counterbore 25b that offer on core fixing plate 25, and the top, one end of spring 21a is pressed on core fixing plate 25, and other end top is pressed on the convex edge 24a of core 24.When mould matched moulds, cover half assembly 1 top is pressed core fixing plate 25 to overcome spring 21a power and is made shoulder block 25a and the convex edge 24a laminating on core fixing plate 25.When parting, core fixing plate 25 moves along core 24 under the effect of spring 21a power, and shoulder block 25a separates with convex edge 24a; Core fixing plate 25 is pressed on spring 21a top in the present invention, and the maximum displacement distance that core fixing plate 25 relatively moves is less than or equal to the tooth depth of 1/3 leaded light tooth 81; Because when core fixing plate 25 separates with core 24, core fixing plate 25 makes the two ends perk of LED car light guiding strip 8, the gas circuit conducting of die cavity 9 and gas port 22a is prolonged in guarantee, make LED car light guiding strip 8 leaded light tooth 81 can with the flexible demoulding of dynamic model assembly 2, make LED car light guiding strip 8 be controlled in regime of elastic deformation simultaneously, improve the Forming Quality of LED car light guiding strip 8.
The auxiliary pushing-out structure 22 of gas comprises two gas port 22a that are opened on core fixing plate 25, extension slot 22b on the inner of two gas port 22a for making gas port 22a be communicated with die cavity 9 in the time that core 24 moves at core fixing plate 25, extension slot 22b is less than or equal to the tooth depth of 1/3 leaded light tooth 81 to the distance of core fixing plate 25 end faces; Outer end is run through core fixing plate 25 and is connected in high-pressure air source by wireway at this end.When dynamic model assembly 2 and cover half assembly 1 parting, core fixing plate 25 moves a certain distance along cover half assembly 1 direction under the effect of spring 21a power, now gas port 22a is communicated with die cavity 9 by extension slot 22b, gas enters in die cavity 9 by gas port 22a, and the leaded light tooth 81 that makes LED car light guiding strip 8 is cooling and progressively separate with core 24 fast.High-pressure air source in the present invention is opened by position limiting structure 3; Position limiting structure 3 comprises the controlled interval pull rod 32 being connected on solid plate 12 and is connected in the stop screw 31 on core fixing plate 25, and controlled interval pull rod 32 middle parts offer bar hole 33, and stop screw 31 is arranged in bar hole 33; And between stop screw 31 and controlled interval pull rod 32, be provided with that gas is auxiliary releases the button 5, in the present embodiment, auxiliary gas releasing the button 5 be arranged on the hole wall that is positioned at core fixing plate 25 these ends of bar hole 33, and auxiliary the releasing the button of gas 5 electrically connects with high-pressure air source; Therefore when touching auxiliary 5 high-pressure air source of releasing the button of gas, stop screw 31 after dynamic model parting is opened.Position limiting structure 3 in visible the present invention has not only limited the maximum parting distance of dynamic model assembly 2, and has opened the high-pressure air source in the auxiliary pushing-out structure 22 of gas.The auxiliary shutoff device of gas between described dynamic model seat 27 and push rod fixed head 41, the auxiliary shutoff device of gas comprises the auxiliary X button of the gas being arranged on dynamic model seat 27 6 and is arranged on the limited block 7 on push rod fixed head 41, the auxiliary X button 6 of gas electrically connects with high-pressure air source; When limited block 7 touches the auxiliary X button 6 of gas, high-pressure air source is closed.Also auxiliary gas X button 6 can be arranged on push rod fixed head 41 as required, limited block 7 is arranged on dynamic model seat 27.
Ejecting structure 23 comprises push rod one 23a, push rod two 23b and push rod three 23c; Push rod one 23a and push rod three 23c are slidably arranged on dynamic model assembly 2, and the installation site for installing with car body, end that core fixing plate 25 top is pressed in LED car light guiding strip 8 can be stretched out in its one end, and the other end stretches out dynamic model seat 27 and is connected on pressure mechanism 4; Described push rod two 23b are slidably arranged on dynamic model assembly 2, and its one end can be stretched out core 24 and be pushed up the middle part that is pressed in LED car light guiding strip 8, and the other end stretches out dynamic model seat 27 and is connected on pressure mechanism 4.The pressure mechanism 4 that push rod one 23a, push rod two 23b, push rod three 23c connect can be that different pressure mechanisms 4 can be also identical pressure mechanism 4.Pressure mechanism 4 in the present invention comprises push rod fixed head 41, push rod backing plate 42 and cylinder 43; Push rod one 23a, push rod two 23b, push rod three 23c are fixed between push rod fixed head 41 and push rod backing plate 42, and the piston rod of cylinder 43 is connected on push rod backing plate 42.Pressure mechanism 4 also can be selected hydraulic-driven as required.
Embodiment 2
The present embodiment is identical with structure and the principle of embodiment 1, different is that position limiting structure 3 comprises the controlled interval pull rod 32 being connected on core fixing plate 25 and is connected in the stop screw 31 on solid plate 12, controlled interval pull rod 32 middle parts offer bar hole 33, stop screw 31 is arranged in bar hole 33, and between stop screw 31 and controlled interval pull rod 32, be provided with that gas is auxiliary releases the button 5, in the present embodiment, auxiliary gas releasing the button 5 is arranged on the hole wall that bar hole 33 is positioned at solid plate 12 these ends, and auxiliary the releasing the button of gas 5 electrically connects with high-pressure air source.
Embodiment 3
The release method of the auxiliary flexible grading mould emptier of LED car light guiding strip 8 gas, in turn includes the following steps:
Step (1): when dynamic model assembly 2 and cover half assembly 1 just separates, elasticity pushing-out structure 21 promotes core fixing plate 25, the both ends of LED car light guiding strip 8 under the effect of core fixing plate 25 along the 1 direction perk of cover half assembly; Elasticity pushing-out structure 21 drives core fixing plate 25, the ultimate range moving along cover half direction is less than or equal to 1/3 leaded light tooth 81 height on LED car light guiding strip 8, this arranges the gas circuit conducting that has ensured extension slot 22b and gas port 22a, make LED car light guiding strip 8 leaded light tooth 81 can with the flexible demoulding of dynamic model assembly 2, make LED car light guiding strip 8 be controlled in regime of elastic deformation simultaneously, improve the Forming Quality of LED car light guiding strip 8.
Step (2): the relative cover half assembly 1 of dynamic model assembly 2 reach maximum parting apart from time, position limiting structure 3 touches the auxiliary pushing-out structure 22 of gas, and the leaded light tooth 81 on LED car light guiding strip 8 is thrown off with dynamic model assembly 2; The distance that when maximum parting distance is released the button 5 touching for the stop screw 31 in position limiting structure 3 and gas are auxiliary, dynamic model assembly 2 moves relative to cover half assembly 1; Stop screw 31 touches that gas is auxiliary releases the button at 5 o'clock, and the high-pressure air source in the auxiliary pushing-out structure 22 of gas is opened, and gas makes the leaded light tooth 81 of LED car light guiding strip 8 throw off with core fixing plate 25 and core 24 by gas port 22a.
Step (3): pressure mechanism 4 drives ejecting structure 23 that LED car light guiding strip 8 is separated completely with dynamic model assembly 2; Because under the sequential action of elasticity pushing-out structure 21 gentle auxiliary flexible pushing-out structures, light-strip tooth portion throws off with dynamic model assembly 2, therefore in the present invention, be only provided with three push rods, three push rods only need less active force to act on the rigging position of light-strip, can realize light-strip from mold ejection.
The present invention, by three grades of flexible stripping means of order, separates LED car light guiding strip 8 step by step with mould, ensured profile of tooth and the tooth surface fineness of leaded light tooth 8, thereby improves the performance of leaded light, has improved travel safety.
Claims (10)
- The auxiliary flexible grading mould emptier of 1.LED car light guiding strip gas, LED car light guiding strip mould comprises dynamic model assembly (2) and cover half assembly (1); Described cover half assembly (1) is provided with running gate system (13); It is characterized in that, described mould emptier comprises elasticity pushing-out structure (21), the auxiliary pushing-out structure of gas (22) and the ejecting structure (23) that dynamic model assembly (2) is provided with; Between described dynamic model assembly (2) and cover half assembly (1), be provided with position limiting structure (3); When described dynamic model assembly (2) and cover half assembly (1) matched moulds, dynamic model assembly (2) and cover half assembly (1) are formed for moulding and have the die cavity (9) of LED car light guiding strip (8) use of some leaded light teeth, and described running gate system (13) is communicated with described die cavity (9); Described dynamic model assembly (2) during with cover half assembly (1) parting elasticity pushing-out structure (21), position limiting structure (3), the auxiliary pushing-out structure of gas (22) can make the LED car light guiding strip (8) of moulding separate with dynamic model assembly (2) with push rod structure.
- 2. the auxiliary flexible grading mould emptier of LED car light guiding strip gas according to claim 1, it is characterized in that, described dynamic model assembly (2) comprises core (24), core fixing plate (25), dynamic model backing plate (26) and dynamic model seat (27); Described dynamic model backing plate (26) is arranged between core (24) and dynamic model seat (27), and core (24), dynamic model backing plate (26), dynamic model seat (27) are fixedly connected with; It is upper that described core fixing plate (25) is arranged on core (24), and can move in opening and closing mould direction along core (24).
- 3. the auxiliary flexible grading mould emptier of LED car light guiding strip gas according to claim 2, it is characterized in that, described core (24) one end has the convex edge (24a) of outwardly convex, and described core fixing plate (25) has the shoulder block (25a) coordinating with convex edge (24a); Described elasticity pushing-out structure (21) comprise be arranged between core fixing plate (25) and convex edge (24a) and along equally distributed several springs of core (24) (21a), on described core fixing plate (25), offer counterbore (25b), described spring (21a) is arranged in counterbore (25b), and it is upper that top, one end is pressed in core fixing plate (25), other end top is pressed on convex edge (24a).
- 4. the auxiliary flexible grading mould emptier of LED car light guiding strip gas according to claim 3, is characterized in that, described spring (21a) top presses the maximum displacement distance of core fixing plate (25) to be less than or equal to the tooth depth of 1/3 leaded light tooth.
- 5. according to the auxiliary flexible grading mould emptier of LED car light guiding strip gas described in claim 2 or 3 or 4; it is characterized in that; the auxiliary pushing-out structure of described gas (22) comprises the gas port (22a) being opened on core fixing plate (25); described gas port (22a) one end is connected with high-pressure air source, and the other end can be communicated with die cavity (9) in the time that core fixing plate (25) is mobile along core (24).
- 6. according to the auxiliary flexible grading mould emptier of LED car light guiding strip gas described in claim 2 or 3 or 4, it is characterized in that, described ejecting structure (23) comprises push rod one (23a), push rod two (23b) and push rod three (23c); Described push rod one (23a) and push rod three (23c) are slidably arranged on dynamic model assembly (2), its one end can be stretched out core fixing plate (25) and be pushed up the end that is pressed in LED car light guiding strip (8), and the other end stretches out dynamic model seat (27) and is connected on pressure mechanism (4); Described push rod two (23b) is slidably arranged on dynamic model assembly (2), its one end can be stretched out core (24) and be pushed up the middle part that is pressed in LED car light guiding strip (8), and the other end stretches out dynamic model seat (27) and is connected on pressure mechanism (4).
- 7. according to the auxiliary flexible grading mould emptier of LED car light guiding strip gas described in claim 2 or 3 or 4, it is characterized in that, described position limiting structure (3) comprises the controlled interval pull rod (32) being connected on solid plate (12) and is connected in the stop screw (31) on core fixing plate (25), described controlled interval pull rod (32) middle part offers bar hole (33), and described stop screw (31) is arranged in bar hole (33); Between described stop screw (31) and controlled interval pull rod (32), be provided with that gas is auxiliary releases the button (5), described gas is auxiliary release the button (5) electrically connect with described high-pressure air source.
- The release method of the auxiliary flexible grading mould emptier of 8.LED car light guiding strip gas, is characterized in that, described release method in turn includes the following steps:Step (1): when dynamic model assembly (2) just separates with cover half assembly (1), elasticity pushing-out structure (21) promote core fixing plate (25), the both ends of LED car light guiding strip (8) under the effect of core fixing plate (25) along cover half assembly (1) direction perk;Step (2): dynamic model assembly (2) relatively cover half assembly (1) reach maximum parting apart from time, position limiting structure (3) touches the auxiliary pushing-out structure of gas (22), and leaded light tooth and dynamic model assembly (2) on LED car light guiding strip (8) are thrown off;Step (3): pressure mechanism (4) drives ejecting structure (23) that LED car light guiding strip (8) is separated completely with dynamic model assembly (2).
- 9. the release method of the auxiliary flexible grading mould emptier of LED car light guiding strip gas according to claim 8; it is characterized in that, the ultimate range that described step (1) Elastic pushing-out structure (21) drives core fixing plate (25) to move along cover half direction is less than or equal to the leaded light tooth height on 1/3 LED car light guiding strip (8).
- 10. the release method of the auxiliary flexible grading mould emptier of LED car light guiding strip gas according to claim 8, it is characterized in that the distance that the maximum parting distance in described step (2) is released the button (5) touching for the stop screw (31) in described position limiting structure (3) during with gas is auxiliary, dynamic model assembly (2) moves relative to cover half assembly (1); Described stop screw (31) touches when gas is auxiliary releases the button (5) switch, high-pressure air source in the auxiliary pushing-out structure of described gas (22) is opened, and gas makes the leaded light tooth of LED car light guiding strip (8) and core fixing plate (25) and core (24) throw off by gas port (22a).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410141712.5A CN103934987B (en) | 2014-04-01 | 2014-04-01 | Light-emitting diode (LED) automobile lamp light guide strip gas-assisted flexible classification demoulding mechanism |
| CN201710083201.6A CN106827420B (en) | 2014-04-01 | 2014-04-01 | The release method of the auxiliary flexible grading demoulding mechanism of LED car lamp light-strip gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410141712.5A CN103934987B (en) | 2014-04-01 | 2014-04-01 | Light-emitting diode (LED) automobile lamp light guide strip gas-assisted flexible classification demoulding mechanism |
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| CN201710083201.6A Division CN106827420B (en) | 2014-04-01 | 2014-04-01 | The release method of the auxiliary flexible grading demoulding mechanism of LED car lamp light-strip gas |
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| CN103934987A true CN103934987A (en) | 2014-07-23 |
| CN103934987B CN103934987B (en) | 2017-02-22 |
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| CN201710083201.6A Active CN106827420B (en) | 2014-04-01 | 2014-04-01 | The release method of the auxiliary flexible grading demoulding mechanism of LED car lamp light-strip gas |
| CN201410141712.5A Expired - Fee Related CN103934987B (en) | 2014-04-01 | 2014-04-01 | Light-emitting diode (LED) automobile lamp light guide strip gas-assisted flexible classification demoulding mechanism |
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Cited By (4)
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| CN106881851A (en) * | 2017-03-15 | 2017-06-23 | 合肥良骏汽车材料有限公司 | A kind of molding of automobile carpet mould material pressing device with tension function |
| CN107521046A (en) * | 2017-08-24 | 2017-12-29 | 兴化市精密铸锻造产业研究院有限公司 | Fast demoulding mechanism is used in a kind of durable LED product component production of high-quality |
| CN109159373A (en) * | 2018-08-30 | 2019-01-08 | 华域视觉科技(上海)有限公司 | For realizing the mould structure of no draft angle heavy wall product |
| CN110103388A (en) * | 2019-06-02 | 2019-08-09 | 东莞市科锦机械有限公司 | A kind of three thimble standard standup injection molding machines of connector |
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| CN109159373A (en) * | 2018-08-30 | 2019-01-08 | 华域视觉科技(上海)有限公司 | For realizing the mould structure of no draft angle heavy wall product |
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| CN110103388A (en) * | 2019-06-02 | 2019-08-09 | 东莞市科锦机械有限公司 | A kind of three thimble standard standup injection molding machines of connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106827420A (en) | 2017-06-13 |
| CN103934987B (en) | 2017-02-22 |
| CN106827420B (en) | 2019-08-30 |
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Effective date of registration: 20170829 Address after: 318020 No. 36 North Hospital Road, Huangyan District, Zhejiang, Taizhou Patentee after: Zhejiang Saihao Industrial Co. Ltd. Address before: 318000 Xueyuan Road, Jiaojiang, Zhejiang, No. 788, Co-patentee before: Taizhou Vocational & Technical College Patentee before: Li Jinguo |
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