CN113001890A - Pipe fitting injection mold and pipe fitting injection mold are with drawing of patterns auxiliary fixtures - Google Patents
Pipe fitting injection mold and pipe fitting injection mold are with drawing of patterns auxiliary fixtures Download PDFInfo
- Publication number
- CN113001890A CN113001890A CN201911329500.9A CN201911329500A CN113001890A CN 113001890 A CN113001890 A CN 113001890A CN 201911329500 A CN201911329500 A CN 201911329500A CN 113001890 A CN113001890 A CN 113001890A
- Authority
- CN
- China
- Prior art keywords
- mold
- pipe fitting
- mold core
- injection
- injection molding
- 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
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2023/00—Tubular articles
- B29L2023/005—Hoses, i.e. flexible
Abstract
The invention relates to a pipe fitting injection mold and a demolding auxiliary tool for the pipe fitting injection mold. The drawing of patterns auxiliary fixtures for pipe fitting injection mold includes: the mounting seat is used for being mounted on the injection molding machine; the sliding seat is used for placing a middle shaping mold core of the pipe fitting injection mold; the sliding seat is assembled on the mounting seat in a guiding and moving mode along the front-back direction, and the sliding seat can move into and out of the injection molding machine; the installation seat is provided with or formed with a first avoidance structure, the sliding seat is provided with or formed with a second avoidance structure, and when the corresponding outer die of the pipe injection mold on the injection molding machine and the middle shaping mold core are matched to form an injection molding cavity, the first avoidance structure and the second avoidance structure are used for avoiding the corresponding outer die of the pipe injection mold. Through this drawing of patterns auxiliary fixtures solve among the prior art because the middle design mold core that injection molding machine structure restriction caused gets and puts inconvenient technical problem.
Description
Technical Field
The invention relates to a pipe fitting injection mold and a demolding auxiliary tool for the pipe fitting injection mold.
Background
The existing injection mold is mostly composed of a fixed mold and a movable mold, when the injection mold is used, the movable mold and the fixed mold are both connected to an injection molding machine, and the movable mold is driven by the injection molding machine to move up and down to realize mold opening and mold closing. For the hollow pipe fitting, such as the insulating sleeve disclosed in the utility model with the publication number of CN207368597U, the insulating sleeve includes a silicone rubber layer and an insulating rubber layer, and for the insulating sleeve including two or more insulating layers such as the silicone rubber layer, the processing is roughly divided into two types: one is that a silicone rubber tube is molded through a pipe fitting injection mold, and then other insulating layers are molded outside the silicone rubber tube by casting, and a silicone rubber layer of an insulating sleeve is formed on the wall of the silicone rubber tube; and the other method is that the insulating tube is molded through a pipe fitting injection mold, then the silicone rubber layer is cast and molded outside the insulating tube, and the wall of the insulating tube forms one insulating layer of the insulating sleeve.
The pipe fitting injection mold for molding the pipe fittings such as the rubber pipe and the like comprises a movable mold, a fixed mold and a middle shaping mold core, wherein the movable mold and the fixed mold are used as outer mold parts, the middle shaping mold core is used as a middle mold part, and the two outer mold parts are respectively arranged close to the upper side and the lower side of the middle mold part. When the injection molding machine is used, the movable mold is connected with a piston rod of the injection molding machine and is driven to move up and down through the piston rod; the fixed die is fixed on the injection molding machine; the middle shaping mold core is positioned on the movable mold or the fixed mold. Then, the movable mold moves up and down and is matched with the middle shaping mold core and the fixed mold to form an annular injection molding cavity. After injection molding, the movable mold moves up and down and is separated from the fixed mold, so that mold opening is realized.
And after the die is opened, manually taking out the middle shaping mold core, and taking down the pipe fitting from the middle shaping mold core. When the pipe fittings are manually taken, especially when a plurality of pipe fittings are formed at one time and the middle shaping mold cores corresponding to the pipe fittings are arranged at intervals in the inner direction and the outer direction, the operation personnel has a certain distance from the middle shaping mold cores and needs to visit the body or take the middle shaping mold cores by means of tools, and the problem that the middle shaping mold cores are inconvenient to take exists. In addition, when the pipe fitting is taken down and the middle shaping mold core needs to be arranged on the corresponding movable mold or fixed mold for shaping the next pipe fitting, an operator needs to visit the body or arrange the middle shaping mold core back by means of a tool, and the problem that the middle shaping mold core is inconvenient to arrange exists.
Disclosure of Invention
The invention aims to provide a demoulding auxiliary tool for a pipe fitting injection mould, which solves the technical problem that the middle shaping mould core is inconvenient to take and place due to the structural limitation of an injection moulding machine in the prior art; the invention also aims to provide a pipe fitting injection mold using the demolding auxiliary tool.
The demolding auxiliary tool for the pipe fitting injection mold adopts the following technical scheme:
pipe fitting injection mold includes with drawing of patterns auxiliary fixtures:
the mounting seat is used for being mounted on the injection molding machine;
the sliding seat is used for placing a middle shaping mold core of the pipe fitting injection mold;
the sliding seat is assembled on the mounting seat in a guiding and moving mode along the front-back direction, and the sliding seat can move into and out of the injection molding machine;
the installation seat is provided with or formed with a first avoidance structure, the sliding seat is provided with or formed with a second avoidance structure, and when the corresponding outer die of the pipe injection mold on the injection molding machine and the middle shaping mold core are matched to form an injection molding cavity, the first avoidance structure and the second avoidance structure are used for avoiding the corresponding outer die of the pipe injection mold.
The invention has the beneficial effects that: when the injection molding machine is used, one of the outer mold parts is fixed on the injection molding machine, the other outer mold part is fixedly connected with one of the linearly moving telescopic rods of the injection molding machine, and the mounting seat is fixedly connected with the other linearly moving telescopic rod of the injection molding machine; when the formed pipe fitting needs to be taken out, two straight-moving telescopic rods of the injection molding machine act to enable two outer mold pieces and the middle shaping mold core to be separated by a certain distance in the vertical direction, and then the sliding seat is moved along the front-back direction to enable the sliding seat to exit from the injection molding machine, so that an operator is not limited by the structure of the injection molding machine, can take the pipe fitting from the middle shaping mold core on one side in the left-right direction of the sliding seat, and is convenient to take the formed pipe fitting; when the middle shaping mold core needs to be placed for forming the pipe fitting, the sliding seat is moved along the front-back direction to enable the sliding seat to withdraw from the injection molding machine, so that an operator is not limited by the structure of the injection molding machine, the middle shaping mold core can be placed on the sliding seat on one side of the left-right direction of the sliding seat, the middle shaping mold core is conveniently placed on the sliding seat, then the sliding seat moves along the front-back direction to enter the injection molding machine, and the two outer mold pieces and the middle shaping mold core are matched to form an injection molding cavity under the avoidance of the first avoidance structure and the second avoidance structure through the action of the two direct-acting telescopic rods, so that the pipe fitting is formed, and the technical problem that the middle shaping mold core is inconvenient to take and place due to the structural limitation of the injection molding.
According to the preferable technical scheme, the sliding seat is provided with a plurality of mold core mounting positions, the mold core mounting positions are sequentially arranged at intervals in the front-back direction, and each mold core mounting position is used for placing one middle shaping mold core.
Has the advantages that: the demolding auxiliary tool can place a plurality of middle shaping mold cores at one time, so that the middle shaping mold cores can be conveniently taken and placed through the demolding auxiliary tool.
According to the preferable technical scheme, the sliding seat comprises a base and two supporting beams, the base is assembled on the mounting seat in a guiding and moving mode along the front-back direction, and the two supporting beams are arranged at intervals along the left-right direction to support the middle shaping mold core extending along the left-right direction;
the two support beams are respectively a first support beam and a second support beam, the first support beam is fixed on the base, and the first support beam is provided with a mold core fixing structure for fixedly mounting the middle shaping mold core;
the second supporting beam is provided with a mold core inserting structure for inserting and matching with the middle shaping mold core;
the second supporting beam is movably assembled on the base along the left-right direction, and when an operator withdraws the sliding seat from the injection molding machine, the second supporting beam moves towards the direction far away from the first supporting beam so as to be separated from the middle shaping mold core, so that the operator can detach the pipe fitting formed on the middle shaping mold core from the side.
Has the advantages that: when the pipe fitting is taken out, the pipe fitting can be conveniently detached from the middle shaping mold core from the corresponding side by only moving the second supporting beam without detaching the middle shaping mold core completely, so that an operator can take the pipe fitting out of the middle shaping mold core conveniently.
According to the preferable technical scheme, the mold core inserting structure is an inserting groove, the inserting groove extends in the left-right direction, and the left end and the right end of the inserting groove are both open ends for inserting the middle shaping mold core.
Has the advantages that: both ends are open end about the inserting groove for from inserting groove left end or right-hand member homoenergetic with middle design mold core insert or take out, convenient middle design mold core and the grafting cooperation of second supporting beam and break away from.
As the preferred technical scheme, be equipped with the spacing groove on the base, the spacing groove includes left side cell wall, right side cell wall and groove diapire, the interval between left side cell wall and the right side cell wall is greater than the ascending thickness of second supporting beam about, a second supporting beam supports and places on the groove diapire to limit position of second supporting beam about direction through left side cell wall and right side cell wall, with through controlling the grafting cooperation or the breaking away from of second supporting beam realization middle design mold core and first supporting beam about the spacing inslot.
Has the advantages that: the limiting groove can not only play limiting role to the second supporting beam, but also facilitate the second supporting beam to move left and right on the base so as to lead the middle shaping mold core to be matched with or separated from the second supporting beam in an inserting way, thereby further facilitating the taking and placing of the middle shaping mold core.
According to the preferable technical scheme, the installation seat is provided with a guide block, the guide direction of the guide block extends along the front-back direction, the sliding seat is fixedly provided with a sliding rail extending along the front-back direction, and the sliding rail is in guide fit with the guide block so that the sliding seat moves and is assembled on the installation seat along the front-back direction.
Has the advantages that: when the sliding seat moves relative to the mounting seat along the front-back direction, the sliding rail only exits the injection molding machine along with the sliding seat and extends out of the front side of the injection molding machine, and when the sliding seat enters the injection molding machine, the sliding rail enters the injection molding machine along with the sliding seat, so that the sliding rail is prevented from extending out of the injection molding machine and occupying the external space of the injection molding machine when the pipe fitting is subjected to injection molding.
Preferably, one of the slide rail and the guide block is provided with a concave portion on a corresponding side surface in the left-right direction, and the other one of the slide rail and the guide block is provided with a convex portion on a corresponding side surface in the left-right direction, and the convex portion and the concave portion are matched and inserted and assembled together in a moving and assembling manner in the front-back direction so as to limit the slide rail in the up-down direction.
Has the advantages that: the limit of the sliding seat in the vertical direction of the installation seat is realized through the convex part and the concave part, and an upper limit structure and a lower limit structure do not need to be additionally arranged between the sliding seat and the installation seat, so that the structure of the sliding seat and the installation seat is simplified.
Preferably, the sliding seat is a frame structure, the frame structure has a hollow portion, and the hollow portion constitutes the second avoidance structure.
Has the advantages that: the sliding seat has simple structure and convenient design and processing.
The pipe fitting injection mold adopts the following technical scheme:
the pipe fitting injection mold comprises a middle shaping mold core and an outer mold, and the outer mold and the middle shaping mold core are matched to enclose an injection molding cavity for injection molding of corresponding pipe fittings;
the pipe fitting injection mold still includes pipe fitting injection mold and uses drawing of patterns auxiliary fixtures, pipe fitting injection mold includes with drawing of patterns auxiliary fixtures:
the mounting seat is used for being mounted on the injection molding machine;
the sliding seat is used for placing a middle shaping mold core of the pipe fitting injection mold;
the sliding seat is assembled on the mounting seat in a guiding and moving mode along the front-back direction, and the sliding seat can move into and out of the injection molding machine;
the installation seat is provided with or formed with a first avoidance structure, the sliding seat is provided with or formed with a second avoidance structure, and when the corresponding outer die of the pipe injection mold on the injection molding machine and the middle shaping mold core are matched to form an injection molding cavity, the first avoidance structure and the second avoidance structure are used for avoiding the corresponding outer die of the pipe injection mold.
The invention has the beneficial effects that: when the injection molding machine is used, one of the outer mold parts is fixed on the injection molding machine, the other outer mold part is fixedly connected with one of the linearly moving telescopic rods of the injection molding machine, and the mounting seat is fixedly connected with the other linearly moving telescopic rod of the injection molding machine; when the formed pipe fitting needs to be taken out, two straight-moving telescopic rods of the injection molding machine act to enable two outer mold pieces and the middle shaping mold core to be separated by a certain distance in the vertical direction, and then the sliding seat is moved along the front-back direction to enable the sliding seat to exit from the injection molding machine, so that an operator is not limited by the structure of the injection molding machine, can take the pipe fitting from the middle shaping mold core on one side in the left-right direction of the sliding seat, and is convenient to take the formed pipe fitting; when the middle shaping mold core needs to be placed for forming the pipe fitting, the sliding seat is moved along the front-back direction to enable the sliding seat to withdraw from the injection molding machine, so that an operator is not limited by the structure of the injection molding machine, the middle shaping mold core can be placed on the sliding seat on one side of the left-right direction of the sliding seat, the middle shaping mold core is conveniently placed on the sliding seat, then the sliding seat moves along the front-back direction to enter the injection molding machine, and the two outer mold pieces and the middle shaping mold core are matched to form an injection molding cavity under the avoidance of the first avoidance structure and the second avoidance structure through the action of the two direct-acting telescopic rods, so that the pipe fitting is formed, and the technical problem that the middle shaping mold core is inconvenient to take and place due to the structural limitation of the injection molding.
According to the preferable technical scheme, the sliding seat is provided with a plurality of mold core mounting positions, the mold core mounting positions are sequentially arranged at intervals in the front-back direction, and each mold core mounting position is used for placing one middle shaping mold core.
Has the advantages that: the demolding auxiliary tool can place a plurality of middle shaping mold cores at one time, so that the middle shaping mold cores can be conveniently taken and placed through the demolding auxiliary tool.
According to the preferable technical scheme, the sliding seat comprises a base and two supporting beams, the base is assembled on the mounting seat in a guiding and moving mode along the front-back direction, and the two supporting beams are arranged at intervals along the left-right direction to support the middle shaping mold core extending along the left-right direction;
the two support beams are respectively a first support beam and a second support beam, the first support beam is fixed on the base, and the first support beam is provided with a mold core fixing structure for fixedly mounting the middle shaping mold core;
the second supporting beam is provided with a mold core inserting structure for inserting and matching with the middle shaping mold core;
the second supporting beam is movably assembled on the base along the left-right direction, and when an operator withdraws the sliding seat from the injection molding machine, the second supporting beam moves towards the direction far away from the first supporting beam so as to be separated from the middle shaping mold core, so that the operator can detach the pipe fitting formed on the middle shaping mold core from the side.
Has the advantages that: when the pipe fitting is taken out, the pipe fitting can be conveniently detached from the middle shaping mold core from the corresponding side by only moving the second supporting beam without detaching the middle shaping mold core completely, so that an operator can take the pipe fitting out of the middle shaping mold core conveniently.
According to the preferable technical scheme, the mold core inserting structure is an inserting groove, the inserting groove extends in the left-right direction, and the left end and the right end of the inserting groove are both open ends for inserting the middle shaping mold core.
Has the advantages that: both ends are open end about the inserting groove for from inserting groove left end or right-hand member homoenergetic with middle design mold core insert or take out, convenient middle design mold core and the grafting cooperation of second supporting beam and break away from.
As the preferred technical scheme, be equipped with the spacing groove on the base, the spacing groove includes left side cell wall, right side cell wall and groove diapire, the interval between left side cell wall and the right side cell wall is greater than the ascending thickness of second supporting beam about, a second supporting beam supports and places on the groove diapire to limit position of second supporting beam about direction through left side cell wall and right side cell wall, with through controlling the grafting cooperation or the breaking away from of second supporting beam realization middle design mold core and first supporting beam about the spacing inslot.
Has the advantages that: the limiting groove can not only play limiting role to the second supporting beam, but also facilitate the second supporting beam to move left and right on the base so as to lead the middle shaping mold core to be matched with or separated from the second supporting beam in an inserting way, thereby further facilitating the taking and placing of the middle shaping mold core.
According to the preferable technical scheme, the installation seat is provided with a guide block, the guide direction of the guide block extends along the front-back direction, the sliding seat is fixedly provided with a sliding rail extending along the front-back direction, and the sliding rail is in guide fit with the guide block so that the sliding seat moves and is assembled on the installation seat along the front-back direction.
Has the advantages that: when the sliding seat moves relative to the mounting seat along the front-back direction, the sliding rail only exits the injection molding machine along with the sliding seat and extends out of the front side of the injection molding machine, and when the sliding seat enters the injection molding machine, the sliding rail enters the injection molding machine along with the sliding seat, so that the sliding rail is prevented from extending out of the injection molding machine and occupying the external space of the injection molding machine when the pipe fitting is subjected to injection molding.
Preferably, one of the slide rail and the guide block is provided with a concave portion on a corresponding side surface in the left-right direction, and the other one of the slide rail and the guide block is provided with a convex portion on a corresponding side surface in the left-right direction, and the convex portion and the concave portion are matched and inserted and assembled together in a moving and assembling manner in the front-back direction so as to limit the slide rail in the up-down direction.
Has the advantages that: the limit of the sliding seat in the vertical direction of the installation seat is realized through the convex part and the concave part, and an upper limit structure and a lower limit structure do not need to be additionally arranged between the sliding seat and the installation seat, so that the structure of the sliding seat and the installation seat is simplified.
Preferably, the sliding seat is a frame structure, the frame structure has a hollow portion, and the hollow portion constitutes the second avoidance structure.
Has the advantages that: the sliding seat has simple structure and convenient design and processing.
As a preferred technical scheme, the outer mold comprises a movable mold part and a fixed mold part, and the fixed mold part is used for being fixedly connected with a fixed mold mounting plate of an injection molding machine;
the movable mould part is fixedly connected with a corresponding direct-acting telescopic rod of the injection molding machine so as to be driven by the direct-acting telescopic rod to move up and down;
the mounting seat is used for being fixedly connected with a corresponding linear motion telescopic rod of the injection molding machine so as to be driven by the linear motion telescopic rod to move up and down.
Has the advantages that: accord with the operation custom more, make things convenient for operating personnel to pass through pipe fitting injection mold shaping pipe fitting.
Drawings
Fig. 1 is a state diagram of the pipe injection mold according to embodiment 1 of the present invention when closing the mold; meanwhile, the state diagram of the pipe fitting injection mold used in the specific embodiment 1 of the demolding tool for the pipe fitting injection mold is shown in the figure when the pipe fitting injection mold is closed;
FIG. 2 is a schematic view of the structure of FIG. 1 with the timing module removed;
fig. 3 is a state diagram of the pipe injection mold according to embodiment 1 of the present invention when the mold is opened; meanwhile, the drawing is a state diagram of the pipe injection mold in the mold opening process, which is applied to the specific embodiment 1 of the demolding tool for the pipe injection mold;
FIG. 4 is a front view of FIG. 3;
fig. 5 is a state diagram of the pipe injection mold according to embodiment 2 of the present invention when closing the mold; meanwhile, the drawing is a state diagram of the pipe injection mold used in embodiment 2 of the mold release tool for a pipe injection mold of the present invention when closing the mold (the fixed mold part is not shown in the figure).
In the figure: 1-a sliding seat; 2-mounting a base; 3-fixing a module; 4-a movable mould part; 5-intermediate shaping mold core; 11-a slide rail; 12-a cross beam; 13-a first support beam; 14-a second support beam; 41-a movable mould forming groove; 51-a support; 52-a forming section; 121-a limiting groove; 131-a card slot; 142-a plug groove; 21-a bottom plate; 22-a guide block; 112-a recess; 221-a convex portion; 40-a movable mould part; 50-middle shaping mold core; 410-moving die forming groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The features and properties of the present invention are described in further detail below with reference to examples.
The invention relates to a demoulding auxiliary tool for a pipe fitting injection mould, which comprises the following specific embodiments in 1:
as shown in fig. 1 to 4, the demolding auxiliary tool for the pipe injection mold comprises a mounting seat 2 and a sliding seat 1, wherein the mounting seat 2 is used for being fixedly connected with a corresponding linear motion telescopic rod of an injection molding machine, and the linear motion telescopic rod drives the mounting seat 2 to move up and down; the sliding seat 1 is provided with a mold core mounting position. Correspondingly, the pipe fitting injection mold applied to the demolding auxiliary tool comprises a middle shaping mold core 5 and two outer mold parts matched with the middle shaping mold core 5, the outer mold parts in the embodiment comprise a fixed mold part 3 and a movable mold part 4, the middle shaping mold core comprises a forming part 52 and two supporting parts 51, the two supporting parts 51 are arranged on two sides of the forming part 52, and the two supporting parts 51 of the middle shaping mold core 5 are arranged on the mold core mounting positions. The movable mold part 4 is provided with a movable mold molding groove 41, the fixed mold part 3 is provided with a fixed mold molding groove (not shown), and the molding part 52 is used for being matched with the two molding grooves to form a cylindrical molding cavity which is used for molding a pipe fitting. The installation seat 2 is provided with a first avoiding structure, the sliding seat 1 is provided with a second avoiding structure, and the two avoiding structures avoid corresponding modules to realize die assembly and die opening.
The sliding seat 1 is assembled on the mounting seat 2 in a guiding and moving mode along the front-back direction, when the demolding auxiliary tool and the pipe fitting injection mold are connected to an injection molding machine for use, the sliding seat 1 is made to exit or enter the injection molding machine through the sliding seat 1, so that an operator can take and place the middle shaping mold core 5 on one side of the sliding seat 2 in the left-right direction, and further the middle shaping mold core 5 is conveniently taken and placed.
Specifically, as shown in fig. 1 to 4, the mounting base 2 includes two bottom plates 21 arranged at a left-right interval, an interval between the two bottom plates 21 forms a first avoidance structure, two guide blocks 22 are fixed on each bottom plate 21 along a front-back direction, and a guide direction of each guide block 22 extends along the front-back direction. The sliding seat 1 comprises two sliding rails 11 arranged at left and right intervals, each sliding rail 11 extends along the front and back direction, the sliding rails 11 are assembled on the corresponding guide blocks 22 in a guiding and moving mode, and the sliding seat 1 is assembled on the mounting seat 2 in a guiding and moving mode. The sliding seat 1 further comprises two beams 12 arranged at intervals in the front-back direction, each beam 12 extends along the left-right direction, two ends of each beam 12 are fixed on the two sliding rails 11 through bolts, and the two sliding rails 11 and the two beams 12 fixed on the sliding rails 11 form a base in the embodiment.
As shown in fig. 2 to 4, the sliding seat 1 further includes two support beams arranged at intervals left and right, each extending in the front-rear direction, the two support beams being a first support beam 13 and a second support beam 14. The two ends of the first supporting beam 13 in the length direction are provided with clamping grooves 131, and the first supporting beam 13 is clamped and fixed on the two cross beams 12 through the clamping grooves 131, so that the first supporting beam 13 is fixed on the base. The two beams 12 are provided with limiting grooves 121, each limiting groove 121 comprises a left groove wall, a right groove wall and a groove bottom wall, the distance between the left groove wall and the right groove wall is larger than the thickness of the second supporting beam 14 in the left-right direction, and the second supporting beam 14 is supported on the groove bottom wall and can move relative to the base in the left-right direction.
The first support beam 13 is provided with a die core fixing structure, the die core fixing structure is specifically a groove arranged on the first support beam 13, one of the support parts 51 of the middle shaping die core 5 is inserted into the groove and fixed with the groove through a fastener, so that the end of the middle shaping die core 5 is fixed on the first support beam 13. The second supporting beam 14 is provided with an inserting groove 142, the inserting groove 142 extends along the left-right direction, the left end and the right end are both open ends, the other supporting part 51 of the middle shaping mold core 5 is inserted and matched with the inserting groove 142, and the inserting groove 142 forms a mold core inserting structure.
When the formed pipe needs to be detached from the middle shaping mold core 5 which is withdrawn from the injection molding machine, an operator pulls the second supporting beam 14 to move towards the direction away from the first supporting beam 13, so that the second supporting beam 14 is separated from the middle shaping mold core 5, and at the moment, the pipe can be detached from the middle shaping mold core 5 from the side of the first supporting beam 13. When the middle shaping mold core 5 needs to be placed on the sliding seat 1, an operator pushes the second supporting beam 14 to move towards the direction close to the first supporting beam 13, and meanwhile, the middle shaping mold core 5 is in splicing fit with the splicing groove 142, so that the middle shaping mold core 5 is stably placed on the sliding seat 1.
In addition, when the second support beam 14 moves left and right, the left and right groove walls of the stopper groove 121 are used to limit the limit position of the second support beam 14 in the left and right direction, so as to prevent the second support beam 14 from moving over. The two slide rails 11, the two cross beams 12 and the two support beams form a frame structure with a hollow portion, and the hollow portion of the frame structure, that is, a space enclosed by the two slide rails 11, the two cross beams 12 and the two support beams, forms a second avoidance structure of this embodiment.
In addition, as shown in fig. 2, both lateral sides of the slide rail 11 in the left-right direction are provided with concave portions 112, both lateral sides of the guide block 22 in the left-right direction are provided with convex portions 221, and the convex portions 221 and the concave portions 112 are matched in an insertion manner, so as to limit the slide rail 11 in the up-down direction.
The injection molding machine corresponding to the pipe fitting injection mold is prior art and mainly comprises a fixed mold mounting plate and two hydraulic cylinders, wherein the two hydraulic cylinders are respectively a first hydraulic cylinder and a second hydraulic cylinder, a first mounting plate is arranged on a piston rod of the first hydraulic cylinder, and a second mounting plate is arranged on a piston rod of the second hydraulic cylinder.
The concrete use of above-mentioned pipe fitting injection mold is with drawing of patterns auxiliary fixtures:
firstly, fixing a guide block 22 on a corresponding bottom plate 21 to form an installation seat 2, assembling two slide rails 11, two cross beams 12 and two support beams to form a slide seat 1, guiding the slide seat 2 to be slidably assembled on the installation seat 2 to form a demolding auxiliary tool, and then placing a middle shaping mold core 5 on the two support beams; then, the fixed mold part 3 is fixedly connected to the fixed mold mounting plate, the movable mold part 4 is fixedly connected to the first mounting plate, the bottom plate 21 of the demolding auxiliary tool is fixedly connected to the second mounting plate, and the fixed mold part 3 is located on the upper side of the movable mold part 4.
Secondly, the movable mold part 4 and the demolding auxiliary tool are driven to move upwards through the first hydraulic cylinder and the second hydraulic cylinder respectively, so that the fixed mold part 3, the movable mold part 4 and the middle shaping mold core 5 are closed to form an injection molding cavity, and the pipe fitting can be subjected to injection molding, and at the moment, the fixed mold part 3, the movable mold part 4, the middle shaping mold core 5 and the demolding auxiliary tool are in position relation as shown in fig. 1 and fig. 2. The piston rod of the first hydraulic cylinder forms a corresponding direct-acting telescopic rod corresponding to the movable mould element 4, and the piston rod of the second hydraulic cylinder forms a corresponding direct-acting telescopic rod corresponding to the mounting seat 2.
Thirdly, when the raw material is injected into the pipe injection mold and the pipe is molded, the fixed mold 3 is kept still, the movable mold 4 and the demolding auxiliary tool move vertically and downwards together, after a certain distance is reached, the second hydraulic cylinder is controlled to stop the demolding auxiliary tool, the movable mold 4 continues to move downwards, so that the fixed mold 3, the middle shaping mold core 5 and the movable mold 4 are separated up and down, and at the moment, the sliding seat 1 can be pulled out of the injection molding machine along the guide direction of the guide block 22, so that the pipe can be detached from the middle shaping mold core 5 from one side corresponding to the second supporting beam 14.
Fourthly, when the next pipe fitting needs to be injection molded, the middle shaping mold core 5 is inserted into the insertion groove 142 of the second supporting beam 14 from the side corresponding to the second supporting beam 14, so that the middle shaping mold core 5 is stably placed on the demolding auxiliary tool, then the sliding seat 1 is pushed into the injection molding machine along the guiding direction of the guide block 22, and then the movable mold part 4 and the middle shaping mold core 5 are driven by the two hydraulic cylinders to move to realize mold closing, so that the production is continued.
The invention relates to a specific embodiment 2 of a demolding auxiliary tool for a pipe fitting injection mold, which comprises the following components in part by weight:
compared with the specific embodiment 1 of the demolding auxiliary tool for the pipe fitting injection mold, the demolding auxiliary tool mainly comprises the following differences: the sliding seat 1 in the embodiment 1 is only provided with one mold core mounting position; the sliding seat 1 in this embodiment is provided with three mold core mounting positions, each mold core mounting position is sequentially arranged at intervals in the front-back direction, and each mold core mounting position is used for placing one middle shaping mold core 50. The movable mould part 40 of the pipe injection mould applied by the corresponding demoulding auxiliary tool is provided with three movable mould forming grooves 410, the fixed mould part 3 is provided with three fixed mould forming grooves (not shown in the figure), and the three movable mould forming grooves 410 and the three fixed mould forming grooves correspond to three middle shaping mould cores 50 arranged on three mould core mounting positions one by one so as to form three independent injection moulding cavities by enclosing the mould closing at the same time, thereby being capable of forming three pipes through the pipe injection mould in one injection moulding way.
It should be noted that, in this embodiment, three mold core mounting positions are provided on the sliding seat, and in other embodiments, the number of the mold core mounting positions on the sliding seat may be designed according to actual production requirements, the size of the pipe to be molded and the size of the injection molding machine.
The invention relates to a specific embodiment of a demolding auxiliary tool for a pipe fitting injection mold, which comprises the following components in part by weight:
compared with the specific embodiment 1 of the demolding auxiliary tool for the pipe fitting injection mold, the demolding auxiliary tool mainly comprises the following differences: the sliding seat in embodiment 1 includes two bases and two supporting beams, wherein one supporting beam is fixed on the base, and the other supporting beam is movably disposed on the base along the left-right direction, so as to be used for detaching the formed pipe fitting from the middle shaping mold core.
In this embodiment, one end of the middle shaping mold core is hinged to the first support beam, the insertion groove is formed in the top surface of the second support beam, the insertion groove is communicated in the left-right direction, the other end of the middle shaping mold core is positioned in the insertion groove, the middle shaping mold core can be lifted up in a rotating mode after the sliding seat is pulled out of the injection molding machine in the front-back direction, the corresponding end of the middle shaping mold core is pulled out of the insertion groove, and then an operator can detach the molded pipe fitting from the middle shaping mold core.
The mode in this embodiment is highly required, if one person operates, the middle shaping mold core needs to be lifted all the time, and the operation is troublesome.
The invention relates to a demoulding auxiliary tool for a pipe fitting injection mould, which has the following specific embodiment 4:
compared with the specific embodiment 1 of the demolding auxiliary tool for the pipe fitting injection mold, the demolding auxiliary tool mainly comprises the following differences: in the above embodiment 1, the insertion structure is an insertion groove, the insertion structure in this embodiment is an insertion hole, and one end of the middle shaping mold core corresponding to the second support beam is inserted into and matched with the insertion hole.
The invention relates to a specific embodiment 5 of a demolding auxiliary tool for a pipe fitting injection mold, which comprises the following components in part by weight:
compared with the specific embodiment 1 of the demolding auxiliary tool for the pipe fitting injection mold, the demolding auxiliary tool mainly comprises the following differences: both the left end and the right end of the insertion groove in the embodiment 1 are open ends, and in this embodiment, one end of the insertion groove far away from the first support beam is a closed end, and one end of the insertion groove close to the first support beam is an open end.
The invention relates to a demoulding auxiliary tool for a pipe fitting injection mould, which has the following specific embodiment 6:
compared with the specific embodiment 1 of the demolding auxiliary tool for the pipe fitting injection mold, the demolding auxiliary tool mainly comprises the following differences: the base in the embodiment 1 is provided with a limit groove, and the limit position of the second support beam in the left-right direction is limited by the left groove wall and the right groove wall of the limit groove; in this embodiment, the base is not provided with the limiting groove, the area on the base for the second supporting beam to move is flat, and no additional blocking structure is provided, so that the second supporting beam is positioned mainly by the self-gravity of the second supporting beam and the friction force of the base.
The invention relates to a demoulding auxiliary tool for a pipe fitting injection mould, which has the following specific embodiment 7:
compared with the specific embodiment 1 of the demolding auxiliary tool for the pipe fitting injection mold, the demolding auxiliary tool mainly comprises the following differences: the installation seat in the embodiment 1 is provided with the guide block, and the sliding seat is provided with the sliding rail; in the embodiment, the installation seat is provided with the slide rail, the slide seat is provided with the guide block, and the slide rail is matched with the guide block in a guide way, so that the slide seat is assembled on the installation seat in a front-back guide way.
The invention relates to a demoulding auxiliary tool for a pipe fitting injection mould, which has the following specific embodiment 8:
compared with the specific embodiment 1 of the demolding auxiliary tool for the pipe fitting injection mold, the demolding auxiliary tool mainly comprises the following differences: the slide rail in the embodiment 1 is provided with the concave part, the guide block is provided with the convex part, and the limit of the slide rail in the up-and-down direction is realized through the matching and inserting of the convex part and the concave part; in the embodiment, the cross section of the slide rail perpendicular to the extending direction of the slide rail is rectangular, at this time, the slide rail is only in guiding fit with the guide block and only plays a role of front and back guiding, the slide rail is not provided with a corresponding structure to realize limit in the up-down direction, in order to prevent the sliding seat from being separated from the mounting seat in the up-down direction, a stop block can be arranged on the upper portion of the guide block, and the stop block is in blocking fit with the slide rail along the up-down direction so as to block the slide rail in the guide groove of the guide block, and under the condition of ensuring guiding, the position of the slide rail in the up-down.
The invention relates to a demoulding auxiliary tool for a pipe fitting injection mould, which has the following specific embodiment 9:
compared with the specific embodiment 1 of the demolding auxiliary tool for the pipe fitting injection mold, the demolding auxiliary tool mainly comprises the following differences: the sliding seat in the embodiment 1 is of a frame structure, and a hollow part of the frame structure forms a second avoidance structure; the sliding seat in the embodiment is integrally formed by a plate with an opening in the middle, and the opening in the middle of the plate forms a second avoidance structure.
The specific embodiment 10 of the demolding auxiliary tool for the pipe fitting injection mold of the invention:
compared with the specific embodiment 1 of the demolding auxiliary tool for the pipe fitting injection mold, the demolding auxiliary tool mainly comprises the following differences: the mount in embodiment 1 described above is provided below the slide holder; the installation seat in this embodiment is arranged above the sliding seat, and the sliding seat is hoisted, guided and slidably assembled below the installation seat at the moment.
Specific embodiment 1 of the pipe injection mold of the present invention:
as shown in fig. 1 to 4, the pipe injection mold includes a fixed mold part 3, a movable mold part 4, and a middle shaping mold core 5, and further includes a demolding auxiliary tool for the pipe injection mold, where the demolding auxiliary tool for the pipe injection mold has the same structure as the demolding auxiliary tool for the pipe injection mold described in embodiment 1 of the demolding auxiliary tool for the pipe injection mold, and is not described again.
When the injection molding machine is used, the middle shaping mold core 5 is placed on the sliding seat 1 of the demolding auxiliary tool, the fixed mold part 3 is used for being fixedly connected with a fixed mold mounting plate of the injection molding machine, the movable mold part 4 is used for being fixedly connected with one group of direct-acting telescopic rods of the injection molding machine, and the bottom plate 12 is used for being fixedly connected with the other group of direct-acting telescopic rods of the injection molding machine, so that the movable mold part 4 and the mounting seat 2 are driven to move up and down by the two groups of direct-acting telescopic rods of.
as shown in fig. 5, the pipe injection mold includes a fixed mold part, a movable mold part 40, and a middle shaping mold core 50, and further includes a demolding auxiliary tool for the pipe injection mold, where the demolding auxiliary tool for the pipe injection mold has the same structure as the demolding auxiliary tool for the pipe injection mold described in embodiment 2 of the demolding auxiliary tool for the pipe injection mold, and is not described again.
compared with the specific embodiment 1 of the pipe fitting injection mold of the invention, the differences mainly lie in: in the embodiment 1, the molding part arranged on the middle shaping mold core is conical, and the middle shaping mold core, the fixed mold part and the movable mold part enclose an injection molding cavity which is cylindrical, wherein the axial size of the injection molding cavity is gradually increased or decreased; in the embodiment, the molding part arranged on the middle shaping mold core is cylindrical, and the corresponding middle shaping mold core, the fixed mold part and the movable mold part enclose a cylindrical injection molding cavity with the same axial size.
compared with the specific embodiment 1 of the pipe fitting injection mold of the invention, the differences mainly lie in: the outer mold in embodiment 1 includes a fixed mold part and a movable mold part, the fixed mold part is used for being fixedly connected with a fixed mold mounting plate of the injection molding machine, the movable mold part is used for being fixedly connected with one group of direct-acting telescopic rods of the injection molding machine, the mounting seat is used for being fixedly connected with the other group of direct-acting telescopic rods of the injection molding machine, and the two groups of direct-acting telescopic rods of the injection molding machine respectively drive the movable mold part and the mounting seat to move up and down; in this embodiment, the two outer mold members are movable mold members, the mounting base is used for being fixedly connected with a fixed mold mounting plate of the injection molding machine, the two movable mold members are respectively and fixedly connected with two groups of direct-acting telescopic rods of the injection molding machine, and the two movable mold members are respectively driven to move up and down by the two groups of direct-acting telescopic rods of the injection molding machine, so that mold opening and mold closing are realized.
Other embodiments of the pipe injection mold of the invention:
the pipe fitting injection mold comprises a middle shaping mold core and an outer mold, wherein the outer mold and the middle shaping mold core are matched to enclose an injection molding cavity for injection molding of the corresponding pipe fitting. The pipe fitting injection mold further comprises a demolding auxiliary tool for the pipe fitting injection mold, the demolding auxiliary tool for the pipe fitting injection mold is identical to the demolding auxiliary tool for the pipe fitting injection mold in any one of the specific embodiments 3-10 of the demolding auxiliary tool for the pipe fitting injection mold in structure, and the details are not repeated.
The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention, the scope of the present invention is defined by the appended claims, and all structural changes that can be made by using the contents of the description and the drawings of the present invention are intended to be embraced therein.
Claims (10)
1. Pipe fitting is drawing of patterns auxiliary fixtures for injection mold, characterized by includes:
the mounting seat is used for being mounted on the injection molding machine;
the sliding seat is used for placing a middle shaping mold core of the pipe fitting injection mold;
the sliding seat is assembled on the mounting seat in a guiding and moving mode along the front-back direction, and the sliding seat can move into and out of the injection molding machine;
the installation seat is provided with or formed with a first avoidance structure, the sliding seat is provided with or formed with a second avoidance structure, and when the corresponding outer die of the pipe injection mold on the injection molding machine and the middle shaping mold core are matched to form an injection molding cavity, the first avoidance structure and the second avoidance structure are used for avoiding the corresponding outer die of the pipe injection mold.
2. The auxiliary demolding tool for the pipe fitting injection mold as claimed in claim 1, wherein the sliding seat is provided with a plurality of mold core mounting positions, the plurality of mold core mounting positions are sequentially arranged at intervals in the front-back direction, and each mold core mounting position is used for placing one intermediate shaping mold core.
3. The auxiliary demolding tool for the pipe fitting injection mold as claimed in claim 1, wherein the sliding seat comprises a base and two supporting beams, the base is assembled on the mounting seat in a guiding and moving mode along the front-back direction, and the two supporting beams are arranged at intervals along the left-right direction to support the middle shaping mold core extending along the left-right direction;
the two support beams are respectively a first support beam and a second support beam, the first support beam is fixed on the base, and the first support beam is provided with a mold core fixing structure for fixedly mounting the middle shaping mold core;
the second supporting beam is provided with a mold core inserting structure for inserting and matching with the middle shaping mold core;
the second supporting beam is movably assembled on the base along the left-right direction, and when an operator withdraws the sliding seat from the injection molding machine, the second supporting beam moves towards the direction far away from the first supporting beam so as to be separated from the middle shaping mold core, so that the operator can detach the pipe fitting formed on the middle shaping mold core from the side.
4. The auxiliary demolding tool for the pipe fitting injection mold as claimed in claim 3, wherein the mold core insertion structure is an insertion groove, the insertion groove extends in the left-right direction, and both the left end and the right end of the insertion groove are open ends for insertion of the middle shaping mold core.
5. The demolding auxiliary tool for the pipe fitting injection mold as claimed in claim 3, wherein a limiting groove is formed in the base, the limiting groove comprises a left groove wall, a right groove wall and a groove bottom wall, the distance between the left groove wall and the right groove wall is larger than the thickness of the second supporting beam in the left-right direction, the second supporting beam is supported and placed on the groove bottom wall, the limit position of the second supporting beam in the left-right direction is limited through the left groove wall and the right groove wall, and the second supporting beam is moved left and right in the limiting groove to achieve the insertion fit or separation of the middle shaping mold core and the first supporting beam.
6. The auxiliary demolding tool for the pipe injection mold as claimed in any one of claims 1 to 5, wherein the mounting seat is provided with a guide block, the guide direction of the guide block extends in a front-back direction, the sliding seat is fixedly provided with a sliding rail extending in the front-back direction, and the sliding rail is in guiding fit with the guide block so that the sliding seat is assembled on the mounting seat in a front-back guiding movement manner.
7. The auxiliary demolding tool for the pipe injection mold as claimed in claim 6, wherein one of the slide rail and the guide block is provided with a concave portion on a corresponding side surface in the left-right direction, and the other is provided with a convex portion on a corresponding side surface in the left-right direction, and the convex portion and the concave portion are fitted in a matched manner and movably assembled together in the front-rear direction so as to limit the slide rail in the up-down direction.
8. The auxiliary demolding tool for the pipe fitting injection mold as claimed in any one of claims 1 to 5, wherein the sliding seat is of a frame structure, the frame structure is provided with a hollow part, and the hollow part forms the second avoiding structure.
9. The pipe fitting injection mold comprises a middle shaping mold core and an outer mold, wherein the outer mold and the middle shaping mold core are matched to enclose an injection molding cavity for injection molding of a corresponding pipe fitting;
the injection mold is characterized by further comprising a demolding auxiliary tool for the injection mold, wherein the demolding auxiliary tool for the injection mold adopts the demolding auxiliary tool for the injection mold as claimed in any one of claims 1 to 8.
10. The pipe injection mold of claim 9, wherein the outer mold comprises a movable mold part and a fixed mold part, the fixed mold part being configured to be fixedly connected to a fixed mold mounting plate of an injection molding machine;
the movable mould part is fixedly connected with a corresponding direct-acting telescopic rod of the injection molding machine so as to be driven by the direct-acting telescopic rod to move up and down;
the mounting seat is used for being fixedly connected with a corresponding linear motion telescopic rod of the injection molding machine so as to be driven by the linear motion telescopic rod to move up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911329500.9A CN113001890A (en) | 2019-12-20 | 2019-12-20 | Pipe fitting injection mold and pipe fitting injection mold are with drawing of patterns auxiliary fixtures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911329500.9A CN113001890A (en) | 2019-12-20 | 2019-12-20 | Pipe fitting injection mold and pipe fitting injection mold are with drawing of patterns auxiliary fixtures |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113001890A true CN113001890A (en) | 2021-06-22 |
Family
ID=76381870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911329500.9A Pending CN113001890A (en) | 2019-12-20 | 2019-12-20 | Pipe fitting injection mold and pipe fitting injection mold are with drawing of patterns auxiliary fixtures |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113001890A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113681833A (en) * | 2021-08-25 | 2021-11-23 | 昆山达菲乐电子产品有限公司 | Forming injection mold and injection molding method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090304843A1 (en) * | 2006-05-05 | 2009-12-10 | Dipl. Ing. Gottrried Steiner, Ingenieurbüro Für | Injection-molding apparatus for producing profiled elongated parts |
| CN103057039A (en) * | 2012-12-20 | 2013-04-24 | 昆山三多乐电子有限公司 | Forming machine for automobile lamp dimming motor mini turbine |
| CN104708760A (en) * | 2015-03-30 | 2015-06-17 | 宁波普利达智能科技应用有限公司 | Automatic production equipment for electrofusion tubes |
| CN205058514U (en) * | 2014-10-07 | 2016-03-02 | 卡特彼勒公司 | Plunger and molding system |
-
2019
- 2019-12-20 CN CN201911329500.9A patent/CN113001890A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090304843A1 (en) * | 2006-05-05 | 2009-12-10 | Dipl. Ing. Gottrried Steiner, Ingenieurbüro Für | Injection-molding apparatus for producing profiled elongated parts |
| CN103057039A (en) * | 2012-12-20 | 2013-04-24 | 昆山三多乐电子有限公司 | Forming machine for automobile lamp dimming motor mini turbine |
| CN205058514U (en) * | 2014-10-07 | 2016-03-02 | 卡特彼勒公司 | Plunger and molding system |
| CN104708760A (en) * | 2015-03-30 | 2015-06-17 | 宁波普利达智能科技应用有限公司 | Automatic production equipment for electrofusion tubes |
Non-Patent Citations (2)
| Title |
|---|
| （美）N.A.萨维特尼克主编；陈文瑛译: "《聚氯乙烯糊》", 28 February 1975, 轻工业出版社 * |
| 瞿金平，黄汉雄等主编: "《塑料工业手册 注塑、模压工艺与设备》", 31 October 2001, 北京：化学工业出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113681833A (en) * | 2021-08-25 | 2021-11-23 | 昆山达菲乐电子产品有限公司 | Forming injection mold and injection molding method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5622727A (en) | Automatic pressure-casting bench | |
| CN113001890A (en) | Pipe fitting injection mold and pipe fitting injection mold are with drawing of patterns auxiliary fixtures | |
| US20230173723A1 (en) | High-precision and high-efficiency injection mold for high-aspect-ratio double-layer cylindrical plastic part and molding method using the same | |
| CN103264482A (en) | Injection mold | |
| CN214111295U (en) | Plastic mould with double limiting structure | |
| CN210011255U (en) | Novel multi-angle injection mold of loosing core | |
| CN219427325U (en) | Quick demoulding forming die | |
| CN220409488U (en) | Novel precise forming die | |
| CN216267252U (en) | Ejection device for mold | |
| CN210047015U (en) | Trilateral slider whole demolding mould of loosing core | |
| CN108995155B (en) | Demoulding mechanism of injection mould | |
| CN216127646U (en) | Injection mold for injection molding of high-strength connecting plug-in | |
| CN219114653U (en) | Multidirectional core pulling mechanism of die | |
| CN216100192U (en) | Secondary core-pulling mechanism of injection mold | |
| CN112519146B (en) | Injection mold convenient to drawing of patterns | |
| CN108859021B (en) | Three-stage linkage demoulding mechanism | |
| CN217752521U (en) | Multi-mold-outlet clothes hanger mold device | |
| CN212736907U (en) | Injection mold | |
| CN219294601U (en) | Injection mold of window cylinder | |
| US4717327A (en) | Injection molding apparatus | |
| CN219522768U (en) | Deep cavity trip is from floating linkage loose core mould structure | |
| CN218965973U (en) | Injection mold with lower parting line | |
| CN212147371U (en) | Bending core-pulling demoulding structure of hardware mould | |
| CN219276504U (en) | 30ml sampling tube mould | |
| CN219686397U (en) | Water gun water storage tank mounting seat forming device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210622 |
|
| RJ01 | Rejection of invention patent application after publication |