CN113059760B - Resin bearing retainer die forming device and forming method - Google Patents
Resin bearing retainer die forming device and forming method Download PDFInfo
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- CN113059760B CN113059760B CN202110332703.4A CN202110332703A CN113059760B CN 113059760 B CN113059760 B CN 113059760B CN 202110332703 A CN202110332703 A CN 202110332703A CN 113059760 B CN113059760 B CN 113059760B
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- lower fixing
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- 239000011347 resin Substances 0.000 title claims abstract description 37
- 229920005989 resin Polymers 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000002347 injection Methods 0.000 claims abstract description 39
- 239000007924 injection Substances 0.000 claims abstract description 39
- 238000010438 heat treatment Methods 0.000 claims description 7
- 238000000465 moulding Methods 0.000 claims description 7
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000001816 cooling Methods 0.000 abstract description 6
- 239000000463 material Substances 0.000 description 6
- 239000000243 solution Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/1742—Mounting of moulds; Mould supports
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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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/30—Mounting, exchanging or centering
-
- 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
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/2701—Details not specific to hot or cold runner channels
- B29C45/2708—Gates
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention relates to a resin bearing retainer die forming device and a forming method. The technical scheme is as follows: a resin bearing retainer die forming device comprises a die fixing assembly, wherein the die fixing assembly comprises an upper fixing block, a lower fixing block and a first driving mechanism capable of enabling the upper fixing block and the lower fixing block to be clamped and separated, the upper fixing block and a die are provided with a first matching part capable of being matched, and the lower fixing block and the die are provided with a second matching part capable of being matched; the mould conveying assembly comprises a conveying track, the conveying track is positioned between the upper fixing block and the lower fixing block, a first fixing assembly matched with the mould is arranged on the conveying track, and the conveying track is provided with a second driving mechanism capable of enabling the conveying track to rotate around the supporting rod; an injection assembly is also included. The process time occupied by cooling in the bearing retainer forming process is saved, the forming device can continuously work, and the production efficiency is improved; and the forming device has simple structure and small specification, and is suitable for small-sized products and mass production.
Description
Technical Field
The invention relates to the technical field of mold forming, in particular to a resin bearing retainer mold forming device and a resin bearing retainer mold forming method.
Background
The existing resin bearing holder is generally molded by injecting a flowing resin into a mold through an injection device, cooling and molding the resin, and taking the resin out of the mold. The existing forming device is mainly used for producing the bearing retainer and has the following problems that 1, the forming device has larger specification, is too wasteful for forming the bearing retainer and is not suitable for mass production; 3. the cooling process takes too long in the whole process, and the production efficiency is reduced.
Disclosure of Invention
The invention provides a resin bearing retainer mold forming device and a resin bearing retainer mold forming method, which are used for continuously producing resin bearing retainers and automatically conveying and replacing molds, aiming at the problems that the existing forming device is wasted, low in efficiency and not suitable for mass production when used for producing bearing retainers.
In order to achieve the purpose, the invention provides the following technical scheme: a resin bearing retainer die forming device comprises a chassis, a vertical supporting rod and a die which are arranged on the chassis, and a die fixing component, wherein the supporting rod is connected with a first auxiliary support of the die fixing component;
the mould conveying assembly comprises an annular conveying track coaxial with the supporting rod, the conveying track is positioned between the upper fixing block and the lower fixing block, the conveying track is mounted on the second auxiliary support, at least one group of first fixing assemblies capable of fixing the mould is arranged on the conveying track, the conveying track is provided with a second driving mechanism, and the second driving mechanism can enable the conveying track to rotate around the supporting rod;
the injection assembly is mounted on the support rod and positioned above the mold fixing assembly. The mould conveying assembly can convey an unused mould to a processing position, the mould fixing assembly at the processing position fixes the mould conveyed to the processing position, resin is injected through the injection assembly above, then the mould conveying assembly moves out of the processing position and waits for the cooling of the resin, so that the process time occupied by cooling in the bearing retainer forming process is saved, the forming device continuously works, and the production efficiency is improved; and the forming device has simple structure and small specification, and is suitable for small-sized products and mass production.
Preferably, the upper fixing block is provided with a pouring channel, an inlet of the pouring channel is communicated with an outlet of the injection assembly, and an outlet of the pouring channel is communicated with a pouring gate of the mold. The resin enters the die through the pouring channel of the upper fixing block, and the resin is prevented from being polluted by impurities.
Preferably, the top of the auxiliary support is fixedly connected with an upper fixing block, the upper fixing block is fixedly connected with one end of an upper sliding rod and a lower sliding rod, the lower fixing block is slidably connected with the upper sliding rod and the lower sliding rod, the lower fixing block can slide along the upper sliding rod and the lower sliding rod, the other end of the upper sliding rod and the lower sliding rod is fixedly connected with a cylinder body of the cylinder, and a driving rod of the cylinder is connected with the lower fixing block. The lower fixing block moves towards the upper fixing block, the die is supported and clamped between the die and the upper fixing block, and the die is fixed, so that resin can be injected conveniently.
Preferably, the bottom of the upper fixing block is provided with a first type groove, and the shape of the first type groove is matched with the top of the mold; the top of the lower fixing block is provided with a second type groove, and the shape of the second type groove is matched with the bottom of the die. The mould is convenient to fix.
Preferably, the injection assembly comprises an injection shell, a push rod is arranged in the injection shell, the tail part of the push rod is connected with the push assembly, and a steam heating channel is arranged on a shell of the injection shell and distributed around the injection shell. The pushing assembly drives the push rod to push out the resin in the injection shell, and the steam heating channel can continuously heat the resin in the injection shell, so that the resin is prevented from being solidified.
Preferably, the pushing assembly comprises a screw, one end of the screw is connected with the driving shaft of the first motor, the other end of the screw is connected with the tail part of the push rod, the screw is connected with a ball screw nut, and the ball screw nut is fixedly connected with the injection shell. The first motor drives the screw to rotate, and the screw moves along the axial direction of the injection shell under the action of the ball screw nut.
Preferably, the conveying track comprises an inner rail and an outer rail, the inner rail and the outer rail are connected through a radial cross rod, gear teeth are arranged on the inner ring of the inner rail, a vertical second motor is arranged on the supporting rod, an output gear is mounted on an output shaft of the second motor, and the output gear is connected with the gear teeth of the inner ring of the inner rail through a transmission gear wheel. The rotation of the second motor is transmitted to the conveying track through the gear, so that the conveying track can complete the function of conveying the mold.
Preferably, the auxiliary support frame II comprises a vertical support rod, a rotatable horizontal roller is arranged at the top of the vertical support rod, a conveying track is placed on the horizontal roller, and the axial direction of the horizontal roller is arranged along the radial direction of the conveying track. The vertical supporting rods play a supporting role, and the horizontal rollers can reduce the rotating resistance of the conveying track and reduce the load.
Preferably, the first fixing assembly comprises two groups of conical blocks which are arranged on two sides of the mold and are downward in tip ends, two groups of mounting plates are arranged on the conveying track, the two groups of mounting plates are arranged along the radial direction of the conveying track, and conical grooves matched with the conical blocks are formed in the two groups of mounting plates. The tapered slot and the tapered block are simple in structure and can play a fixing role, and secondly, when the die is placed on the lower fixing block, the shape of the top of the tapered slot is large, the shape of the bottom of the two tapered blocks is small, the two tapered blocks are easy to match, and the problem that the die drops due to improper matching is avoided.
A molding method of a resin bearing retainer mold molding device comprises the following steps:
s1: the second motor drives the conveying channel to rotate through the gear, the first group of dies is conveyed to a position between the upper fixing block and the lower fixing block and then stops, the lower fixing block is driven by the air cylinder to slide upwards along the upper sliding rod and the lower sliding rod, and the lower fixing block lifts the dies and clamps the dies between the dies and the upper fixing block;
s2, starting a first motor, driving a screw rod to rotate by the first motor, pushing a push rod by the screw rod, injecting resin into the mold from the injection shell through a pouring channel, and stopping the first motor;
s3: the cylinder drives the lower fixing block to slide downwards along the upper and lower sliding rods, the dies descend along the lower fixing block and fall on the conveying track, the second motor is started, and the conveying track conveys away the dies to be cooled and conveys a next group of dies between the upper fixing block and the lower fixing block;
s4: and (5) repeating the steps S1-S3, and putting the mold into use again after the cooled and molded bearing retainer is molded and taken away.
The forming device has the beneficial effects that the forming device has simple structure, smaller specification and low cost, and is used for producing small workpieces; the time occupied by a cooling link in the machining process is saved by conveying and replacing the die, continuous production can be realized, the production efficiency is high, and the method is suitable for mass production.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a front view of an embodiment of the present invention.
Fig. 3 is a cross-sectional view of an injection assembly in an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of an upper fixing block in the embodiment of the present invention.
Fig. 5 is a front view of a mold in an embodiment of the invention.
In the figure, 1, a chassis, 2, a support rod, 3, a mold, 4, a first auxiliary support, 5, an upper fixed block, 6, a lower fixed block, 7, a conveying track, 8, a second auxiliary support, 9, an upper sliding rod and a lower sliding rod, 10, a cylinder, 11, a first type groove, 12, a second type groove, 13, an injection shell, 14, a push rod, 15, a steam heating channel, 16, a lead screw, 17, a first motor, 18, a mounting plate, 19, a conical groove, 20, a second motor, 21, an output gear, 22, a transmission gear wheel, 23, a conical block, 24, a ball screw nut, 25, a material conveying port, 26, a connecting rod, 27, a cross rod, 28, a pouring channel, 401, a horizontal support rod, 402, an upper fixed plate, 403, a lower fixed plate, 801, a vertical support rod, 802 horizontal roller wheel, 803, a roller support, 804, a base, 701, an inner rail, 702 and an outer rail.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-5, a mold forming device for a resin bearing retainer, which comprises a chassis 1, a vertical support rod 2 is installed at the center of the chassis 1, an annular conveying track 7 coaxially arranged is arranged on the outer ring of the support rod 2 and used for conveying a mold 3, the mold 3 is placed between the conveying tracks 7, the conveying tracks 7 are provided with five groups of first fixing assemblies, the five groups of first fixing assemblies are uniformly distributed on the conveying tracks, each group of first fixing assemblies is used for fixing the mold 3, the conveying tracks 7 comprise an inner track 701 and an outer track 702 which are coaxial, a cross rod 27 is arranged between the inner track 701 and the outer track 702 and used for connecting the inner track and the outer track, the mold is placed between the inner track 701 and the outer track 702, the first fixing assemblies comprise two mounting plates 18, the two mounting plates 18 are respectively arranged on one side of the inner track 701 opposite to the outer track 702, the two mounting plates 18 in the same group are positioned in the same radial direction of the conveying tracks 7, a conical groove 19 with a downward tip is arranged on the top surface of the mounting plates 18, two sides of the mold 3 are provided with conical blocks 23 which can be matched with the conical groove 19, so that the mold 3 is easy to fix and not easy to fall off.
The conveying track 7 is driven by a second motor 20 arranged on the supporting rod 2 and rotates around the supporting rod 2, the second motor 20 is vertically arranged, an output shaft of the second motor 20 is provided with an output gear 21, the output gear 21 is meshed with a transmission large gear 22, and the transmission large gear is meshed with gear teeth of an inner ring of the inner track 701.
The conveying track 7 is supported and fixed through the second auxiliary support 8, the second auxiliary support comprises a base 804, the base 804 is fixed on the chassis 1, the vertical supporting rod 801 is arranged on the base 804, the roller supporting seat 803 is arranged at the top of the vertical supporting rod, a horizontal roller (802) is arranged on the roller supporting seat 803, the resistance of the conveying track 7 in the rotating process is reduced, and the second auxiliary support 8 is provided with multiple groups and is uniformly distributed at the bottoms of the inner rail 701 and the outer rail 702, so that the conveying track 7 is more stable in operation.
The supporting rod 2 is further connected with a horizontal supporting rod 401 of a first auxiliary support 4, the first auxiliary support 4 is a main structure of a mold fixing assembly and plays a supporting role, an upper fixing plate 402 below the horizontal supporting rod 401 is fixedly connected, a fixing block 5 is fixedly connected to the bottom of the upper fixing plate 402, a first type groove 11 is formed in the bottom surface of the upper fixing block 5, the shape of the first type groove 11 is matched with that of the top of a mold 3, one end of an upper sliding rod 9 and one end of a lower sliding rod 9 are fixedly connected with the upper fixing plate and the lower fixing plate 9 are fixedly connected with through holes of a lower fixing plate 403, a lower fixing block 6 is fixedly connected with the top of the lower fixing plate 403, a second type groove 12 is formed in the top surface of the lower fixing block 6, the shape of the second type groove 12 can be matched with the bottom of the mold 3, the other end of the upper sliding rod 9 and the other end of the lower sliding rod 9 are connected with a cylinder body of the cylinder 10 through a connecting rod 26, and a driving rod of the cylinder 10 is connected with the lower fixing plate 403. The lower fixing block 6 is driven by the air cylinder 10 to move along the upper and lower sliding rods 9, the mold 3 conveyed to the position is lifted and clamped between the mold 3 and the upper fixing block 5, the first type groove 11 and the second type groove 12 can be used for positioning the mold 3 and facilitating injection of materials such as resin, and the upper fixing plate 402 and the lower fixing plate 403 can be used as mounting structures for protecting the upper fixing block 5 and the lower fixing block 6.
The upper fixing block is provided with a pouring channel 28, an outlet of the pouring channel 28 is communicated with a pouring gate of the mold 3, an inlet of the pouring channel 28 is communicated with an outlet of the injection assembly above the mold fixing assembly, an injection shell 13 of the injection assembly is fixed on the supporting rod 2 through a rod piece, a shell of the injection shell 13 is provided with a steam heating channel 15, the steam heating channel 15 is arranged around the injection shell 13 to heat resin or other materials inside, the solidification of the resin or other materials due to too low temperature is prevented, and the injection shell 13 is further provided with a material conveying port 25; the inside push rod 14 that sets up of injection shell 13, the shape of push rod 14 and the inside shape adaptation of injection shell 14, the one end of lead screw 16 is connected to the afterbody of push rod 14, lead screw 16 connects ball nut 24, ball nut 24 fixed connection is at the afterbody of injection shell 13, the output shaft of first motor 17 is connected to the other end of lead screw 16, drive lead screw 16 through first motor 17 and rotate, lead screw 16 is along the axial motion of injection shell 13 under the restriction of ball nut 24, release injection shell 13 with resin or other materials.
A molding method of a resin bearing retainer mold molding device comprises the following steps:
s1: the second motor 20 drives the conveying track 7 to rotate through a gear, the first group of dies 3 is conveyed to a position between the upper fixing block 5 and the lower fixing block 6 and then stops, the lower fixing block 6 is driven by the air cylinder 10 to slide upwards along the upper sliding rod 9 and the lower sliding rod 9, the dies 3 are lifted by the lower fixing block 6, the conical blocks 23 of the dies 3 are separated from the conical grooves 19 of the conveying track 7, and the dies 3 are clamped between the dies and the upper fixing block 5;
s2, starting the first motor 17, driving the screw rod 16 to rotate by the first motor 17, pushing the push rod 14 by the screw rod 16, injecting resin into the mold 3 from the injection shell 13 through the pouring channel 28, and stopping the operation of the first motor 17;
s3: the cylinder 10 drives the lower fixing block 6 to slide downwards along the upper and lower sliding rods 9, the die 3 descends along with the lower fixing block 6 and falls on the conveying track 7, the conical block 23 of the die 3 and the conical groove 19 of the conveying track 7 are started, the second motor 20 is started, the conveying track 7 conveys away the die 3 to be cooled, and the next group of dies 3 are conveyed between the upper fixing block 5 and the lower fixing block 6;
s4: and (5) repeating the steps S1-S3, and putting the mould 3 into use again after the cooled and formed bearing retainer is formed and taken away.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. The resin bearing retainer mold forming device is characterized by comprising a chassis (1), a vertical support rod (2) and a mold (3) which are arranged on the chassis (1), and a mold fixing assembly, wherein the support rod (2) is connected with a first auxiliary support (4) of the mold fixing assembly, an upper fixing block (5) and a lower fixing block (6) are arranged on the first auxiliary support (4), the mold fixing assembly is further provided with a first driving mechanism, the first driving mechanism can enable the upper fixing block (5) and the lower fixing block (6) to be clamped and separated, the upper fixing block (5) and the mold (3) are provided with a first matching part which can be matched, and the lower fixing block (6) and the mold (3) are provided with a second matching part which can be matched;
the mould conveying device is characterized by further comprising a mould conveying assembly, wherein the mould conveying assembly comprises an annular conveying track (7) coaxial with the supporting rod (2), the conveying track is located between the upper fixing block (5) and the lower fixing block (6), the conveying track (7) is installed on an auxiliary support II (8), at least one group of first fixing assemblies capable of fixing the mould (3) is arranged on the conveying track (7), the conveying track (7) is provided with a second driving mechanism, and the second driving mechanism can enable the conveying track (7) to rotate around the supporting rod (2);
the injection assembly is arranged on the supporting rod (2) and is positioned above the mold fixing assembly;
the upper fixing block (5) is provided with a pouring channel (28), the inlet of the pouring channel (28) is communicated with the outlet of the injection assembly, and the outlet of the pouring channel (28) is communicated with the pouring gate of the mold (3); the top of the first auxiliary support (4) is fixedly connected with the upper fixing block (5), the upper fixing block (5) is fixedly connected with one end of an upper sliding rod (9) and one end of a lower sliding rod (9), the lower fixing block (6) is connected with the upper sliding rod (9) in a sliding mode, the lower fixing block (6) can slide along the upper sliding rod (9) and the lower sliding rod (9), the other end of the upper sliding rod (9) and the lower sliding rod (9) is fixedly connected with a cylinder body of an air cylinder (10), and a driving rod of the air cylinder (10) is connected with the lower fixing block (6); the injection assembly comprises an injection shell (13), a push rod (14) is arranged in the injection shell (13), the tail part of the push rod (14) is connected with a pushing assembly, a steam heating channel (15) is arranged on the shell of the injection shell (13), the steam heating channel (15) is distributed around the injection shell (13), the pushing assembly comprises a lead screw (16), one end of the lead screw (16) is connected with a driving shaft of a first motor (17), the other end of the lead screw (16) is connected with the tail part of the push rod (14), the lead screw (16) is connected with a ball screw nut (24), and the ball screw nut (24) is fixedly connected with the injection shell (13); conveying track (7) include interior rail (701) and outer rail (702), connect through horizontal pole (27) between interior rail (701) and the outer rail (702), the inner circle of interior rail (701) sets up the teeth of a cogwheel, set up vertical second motor (20) on bracing piece (2), output gear (21) are installed to the output shaft of second motor (20), output gear (21) are connected through transmission gear wheel (22) the teeth of a cogwheel of the inner circle of interior rail (701).
2. The resin bearing holder mold forming device according to claim 1, wherein a first type groove (11) is provided at the bottom of the upper fixing block (5), and the shape of the first type groove (11) is adapted to the top of the mold (3); and a second type groove (12) is formed in the top of the lower fixing block (6), and the shape of the second type groove (12) is matched with the bottom of the mold (3).
3. The resin bearing holder mold forming device according to claim 1, wherein the second auxiliary support (8) comprises a vertical support (801), a rotatable horizontal roller (802) is provided on the top of the vertical support (801), the horizontal roller (802) is provided with the conveying rail (7), and the axial direction of the horizontal roller (802) is arranged along the radial direction of the conveying rail (7).
4. The resin bearing holder mold forming device according to claim 1, wherein the first fixing member includes two sets of downward-pointing tapered blocks (23) mounted on both sides of the mold (3), two sets of mounting plates (18) are provided on the conveying rail (7), the two sets of mounting plates (18) are arranged in a radial direction of the conveying rail, and conical grooves (19) adapted to the tapered blocks (23) are provided on the two sets of mounting plates (18).
5. A molding method of a resin bearing holder die-molding apparatus based on claim 1, comprising the steps of:
s1: the second motor (20) drives the conveying track (7) to rotate through a gear, the first group of dies (3) is conveyed to a position between the upper fixing block (5) and the lower fixing block (6) and then stops, the lower fixing block (6) is driven by the cylinder (10) to slide upwards along the upper sliding rod (9) and the lower sliding rod (9), and the lower fixing block (6) lifts the dies (3) and clamps the dies (3) between the dies and the upper fixing block (5);
s2, starting a first motor (17), driving a lead screw (16) to rotate by the first motor (17), pushing a push rod (14) by the lead screw (16), injecting resin into the mold (3) from an injection shell (13) through a pouring channel (28), and stopping the first motor (17);
s3: the cylinder (10) drives the lower fixing block (6) to slide downwards along the upper and lower sliding rods (9), the dies (3) descend along with the lower fixing block (6) and fall on the conveying track (7), the second motor (20) is started, the conveying track (7) conveys away the dies (3) to be cooled and conveys the next group of dies (3) to a position between the upper fixing block (5) and the lower fixing block (6);
s4: and repeating the steps S1-S3, and putting the mould (3) into use again after the cooled and formed bearing retainer is formed and taken away.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110332703.4A CN113059760B (en) | 2021-03-29 | 2021-03-29 | Resin bearing retainer die forming device and forming method |
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| CN202110332703.4A CN113059760B (en) | 2021-03-29 | 2021-03-29 | Resin bearing retainer die forming device and forming method |
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| CN1041907A (en) * | 1988-10-13 | 1990-05-09 | 三理株式会社 | Injection molding forming method and equipment thereof |
| US5914139A (en) * | 1996-10-08 | 1999-06-22 | Nissei Plastic Industrial Co., Ltd. | Electric motor injection apparatus for vertical injection molding machine |
| CN103433389A (en) * | 2013-09-10 | 2013-12-11 | 聊城市金帝保持器厂 | Groove pressing process production line of bearing retainer |
| CN208484103U (en) * | 2018-06-07 | 2019-02-12 | 泉州市合创文化传播有限公司 | A kind of resin injection molding automatic moulding machine |
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