CN109834908B - Multifunctional polydicyclopentadiene material injection machine - Google Patents
Multifunctional polydicyclopentadiene material injection machine Download PDFInfo
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- CN109834908B CN109834908B CN201910308361.5A CN201910308361A CN109834908B CN 109834908 B CN109834908 B CN 109834908B CN 201910308361 A CN201910308361 A CN 201910308361A CN 109834908 B CN109834908 B CN 109834908B
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Abstract
The invention relates to a multifunctional polydicyclopentadiene material injection machine which comprises a frame, an injection gun head, a plugging piece, a vacuum suction device provided with a vacuum suction pipeline, a supporting part, a cutter, a control device and an injection sleeve, wherein the supporting part is connected to the frame in a sliding manner, the injection gun head, the plugging piece and the vacuum suction pipeline are detachably connected to the supporting part, a first driving device is fixedly connected to the frame to drive the supporting part to move along the transverse axis direction, the longitudinal axis direction or the vertical axis direction of the frame, one end of the injection sleeve is abutted to an injection pouring gate and communicated with the injection pouring gate, the other end of the injection sleeve can be respectively connected with the injection gun head, the plugging piece and the vacuum suction pipeline in a matched manner, and a second driving device is fixedly connected to the frame to drive the cutter to move towards one end of the injection sleeve. The invention can automatically and rapidly perform material injection, blocking and pressing after injection, slag cutting and dust collection after slag cutting, and has the advantages of high response speed, flexible action conversion, convenient use and high efficiency.
Description
Technical Field
The invention relates to the field of polymer material forming and processing equipment, in particular to a multifunctional polydicyclopentadiene material injection machine.
Background
The polydicyclopentadiene material (PDCPD) has excellent physical properties and stable chemical properties, can replace metal and certain engineering plastics to be applied to complex structural parts such as vehicle parts, large-scale electric appliance shells, medical equipment, corrosion-resistant equipment and the like, and is considered as an environment-friendly material by China.
The PDCPD products are generally produced by a RIM process based on high-purity DCPD (more than or equal to 98%) through ring-opening displacement polymerization (ROMP), and most of raw materials are bi-component systems (A liquid and B liquid), and equipment for the PDCPD-RIM products comprises an injection machine, a mold, a die spotting machine and the like. The injection machine typically includes a reservoir, a circulation line, a metering pump, and a mixing head.
The polydicyclopentadiene material injection machine utilizes an injection gun head to perform material injection on a mold cavity through an injection gate. Since the curing time of the polydicyclopentadiene material after injection is very short, the polydicyclopentadiene material can be completely cured in 30-40 seconds, and therefore, the actions of blocking an injection gate, cutting slag at the injection gate and dust collection after slag cutting are required to be rapidly performed after the injection is finished.
The polydicyclopentadiene material injection machine in the prior art has the following problems: the manual operation is generally adopted to perform the actions, namely, the manual picking injection gun head is used for injection, the manual picking blocking pressing rod is used for blocking pressure, the manual picking cutting knife is used for cutting slag and the manual picking dust collector is used for dust collection, so that the response speed is low, the action conversion is inflexible, the use is inconvenient and the efficiency is low when the material injection, the blocking pressure after injection, the slag cutting and the dust collection actions after slag cutting are performed.
Disclosure of Invention
Aiming at the technical problems existing in the prior art, the invention aims at: the multifunctional polydicyclopentadiene material injection machine can automatically and rapidly perform material injection, blocking pressure after injection, slag cutting and dust collection action after slag cutting, and has the advantages of high response speed, flexible action conversion, convenience in use and high efficiency.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the utility model provides a multi-functional polydicyclopentadiene material injection machine, which comprises a frame, the injection rifle head, the stifled casting die, be equipped with vacuum suction pipe's vacuum suction device, sliding connection is in the supporting part of frame, first drive arrangement, second drive arrangement, the cutterbar, controlling means and injection cover, injection rifle head, stifled casting die and vacuum suction pipe detachably connect in the supporting part, first drive arrangement rigid coupling is in frame drive supporting part along frame cross axis direction, vertical axis direction or vertical axis direction motion, injection cover one end butt is in the injection runner and with injection runner intercommunication, the injection cover other end can be respectively with injection rifle head, stifled casting die and vacuum suction pipe match connection, the cutterbar is located injection cover one side and is set up with injection cover one end is relative, second drive arrangement rigid coupling is in frame drive cutterbar towards injection cover one end motion, controlling means control first drive arrangement and second drive arrangement action.
Further, the injection gun head, the blocking and pressing piece and the vacuum suction pipeline are arranged side by side and parallel to the transverse axis direction of the frame.
Further, the vacuum suction pipeline is communicated with the injection sleeve to form a vacuum suction channel, and the vacuum suction channel is provided with a switch for controlling the on-off of the vacuum suction channel.
Further, the switch comprises a third driving device and a rotating shaft arranged between the vacuum suction pipeline and the injection sleeve, the rotating shaft is radially provided with a first through hole, two ends of the first through hole are respectively abutted against the vacuum suction pipeline and the injection sleeve, the third driving device drives the rotating shaft to circumferentially rotate, two ends of the first through hole are respectively aligned with the vacuum suction pipeline and the injection sleeve, so that the vacuum suction channel is communicated, or two ends of the first through hole are respectively staggered with the vacuum suction pipeline and the injection sleeve, so that the vacuum suction channel is disconnected.
Further, the vacuum suction device comprises a storage device arranged between the injection sleeve and the rotating shaft, the storage device is respectively connected with the injection sleeve and the rotating shaft, the storage device is provided with a second through hole, the second through hole is abutted to the rotating shaft, the third driving device drives the rotating shaft to rotate circumferentially, two ends of the first through hole are respectively aligned with the second through hole and the vacuum suction pipeline, so that the vacuum suction channel is communicated, or two ends of the first through hole are respectively staggered with the second through hole and the vacuum suction pipeline, and the vacuum suction channel is disconnected.
Further, the third driving device comprises a third cylinder and a gear rack meshed with each other, a cylinder barrel of the third cylinder is fixedly connected to the frame, a push rod of the third cylinder is fixedly connected with the rack to drive the rack to move linearly, the rack drives the gear to rotate, and the gear is fixedly connected with the rotating shaft.
Further, the cutter is provided with a cutter through hole, and two ends of the cutter through hole are respectively abutted against the injection sleeve and the injection gate, so that a channel between the injection sleeve and the injection gate is communicated; the edge of the through hole of the cutter is provided with a blade, and the second driving device drives the cutter to move, so that the two ends of the through hole of the cutter are respectively staggered with the injection sleeve and the injection gate, and the blade is used for cutting materials between the injection sleeve and the injection gate.
Further, one end of the injection sleeve is provided with a concave part, and the cutter penetrates through the concave part and moves in the concave part.
Further, a first guiding device and a second guiding device are respectively arranged on two sides of the cutter, and the first guiding device and the second guiding device are respectively fixedly connected to the frame to guide the movement of the cutter.
Further, the injection sleeve is a plastic injection sleeve.
In general, the invention has the following advantages:
the first driving device drives the supporting part to move along the transverse axis direction, the longitudinal axis direction or the vertical axis direction of the frame, and the injection gun head, the plugging piece and the vacuum suction pipeline move along with the supporting part, so that the injection sleeve can be quickly aligned; the injection gun head, the blocking pressing piece and the vacuum suction pipeline are respectively matched with the other end of the injection sleeve, and can be respectively connected with the injection sleeve to perform injection, blocking pressing or vacuum dust collection actions. The cutter is arranged on one side of the injection sleeve and is opposite to one end of the injection sleeve, and when the second driving device drives the cutter to move towards one end of the injection sleeve, the cutter can rapidly cut off material residues at the injection gate. Through controlling means's setting, make injection rifle head, stifled casting die, cut sediment device and vacuum suction pipeline action in proper order, can carry out material injection automatically fast, stifled pressure after the injection, cut sediment and cut behind the sediment dust absorption action, response speed is fast, and action conversion is nimble, convenient to use, efficient.
Drawings
Fig. 1 is a schematic view showing a state of a multi-functional polydicyclopentadiene material injection machine of the present invention when injecting materials.
Fig. 2 is a schematic structural view of the multi-functional polydicyclopentadiene material injection machine according to another view angle.
Fig. 3 is a schematic diagram showing a state of the multifunctional polydicyclopentadiene material injection machine of the present invention when the plugging is performed.
FIG. 4 is a schematic view showing a state of the multifunctional polydicyclopentadiene material injection machine of the present invention when vacuum cleaning is performed.
Fig. 5 is a schematic structural view of a vacuum suction device of the multifunctional polydicyclopentadiene material injection machine of the present invention.
Fig. 6 is a schematic structural view of a cutter, a second cylinder and an injection sleeve of the multifunctional polydicyclopentadiene material injection machine of the present invention.
Fig. 7 is a schematic structural view of an injection sleeve of the multifunctional polydicyclopentadiene material injection machine of the invention.
Fig. 8 is a schematic structural view of a cutter of the multifunctional polydicyclopentadiene material injection machine of the present invention.
Fig. 9 is a schematic view showing the structure of the cutter of the multifunctional polydicyclopentadiene material injection machine according to another view angle.
The fig. 1 to 9 include:
11-a longitudinal moving motor, 111-a longitudinal moving guide rail, 12-a transverse moving motor, 121-a transverse moving guide rail, 122-a cross beam, 13-an up-down moving motor, 131-an up-down moving guide rail;
2-injection sleeve, 21-recess;
31-stand, 32-supporting part, 33-mould frame, 34-injection gate;
41-vacuum suction pipeline, 42-injection gun head, 421-injection tube, 43-blocking compression bar;
51-third cylinder, 511-rack, 512-gear, 52-rotation shaft, 521-first through hole, 53-dreg can, 531-filter screen, 532-connection pipe, 533-cover, 534-sealing sleeve, 535-second through hole;
61-second cylinder, 62-cutter, 621-cutter fixing block 622-fixed block press plate, 623-cutter through holes, 624-blade.
Detailed Description
The present invention will be described in further detail below.
As shown in fig. 1 to 4, the multifunctional polydicyclopentadiene material injection machine comprises a frame 31, an injection gun head 42, a plugging piece, a vacuum suction device provided with a vacuum suction pipeline 41, a supporting part 32 which is connected with the frame 31 in a sliding way, a first driving device, a second driving device, a cutter 62, a control device and an injection sleeve 2, wherein the injection gun head 42, the plugging piece and the vacuum suction pipeline 41 are detachably connected with the supporting part 32, the first driving device is fixedly connected with the frame 31 to drive the supporting part 32 to move along the transverse axis direction, the longitudinal axis direction or the vertical axis direction of the frame 31, one end of the injection sleeve 2 is abutted with an injection gate 34 and communicated with the injection gate 34, the other end of the injection sleeve 2 can be respectively connected with the injection gun head 42, the plugging piece and the vacuum suction pipeline 41 in a matching way, the cutter 62 is arranged on one side of the injection sleeve 2 and is opposite to one end of the injection sleeve 2, the second driving device is fixedly connected with the frame 31 to drive the cutter 62 to move towards one end of the injection sleeve 2, and the control device controls the first driving device and the second driving device to act.
Since the curing time of the polydicyclopentadiene material after injection is very short, the polydicyclopentadiene material can be completely cured in 30-40 seconds, and once the polydicyclopentadiene material is cured, the polydicyclopentadiene material becomes very hard and is difficult to cut off, and the slag cutting action can be performed when the polydicyclopentadiene material is not completely cured, the whole process of material injection, blocking pressure after injection, slag cutting after blocking pressure and dust collection after slag cutting needs to be completed as quickly as possible. The first driving device can drive the supporting part 32 to move along the transverse axis direction, the longitudinal axis direction or the vertical axis direction of the frame 31, and drive the injection gun head 42, the plugging piece or the vacuum suction pipeline 41 to quickly align the injection sleeve 2. The injection sleeve 2 is arranged, so that the injection gun head 42, the blocking piece and the vacuum suction pipeline 41 are respectively matched with the injection sleeve 2, can be matched and connected to execute material injection, blocking pressure after injection or vacuum dust suction action, and can also protect the injection gate 34 from being damaged in the process of executing the material injection, blocking pressure after injection or vacuum dust suction action. Because the injection gun head 42, the plugging piece and the vacuum suction pipe 41 are detachably connected to the supporting part 32, the distances among the three parts are relatively short, so that when the material injection, the plugging after the injection or the vacuum dust collection action is performed, the switching between the actions is very flexible and quick. The cutter 62 is arranged on one side of the injection sleeve 2 and is opposite to one end of the injection sleeve 2, and when the second driving device drives the cutter 62 to move towards one end of the injection sleeve 2, the cutter 62 can cut off material residues at the injection gate 34 rapidly and conveniently compared with manual residue cutting.
In this embodiment, the first driving device includes a lateral movement mechanism, a longitudinal movement mechanism, and an up-and-down movement mechanism. The longitudinal moving mechanism includes a longitudinal moving motor 11 and a longitudinal moving rail 111, the lateral moving mechanism includes a lateral moving motor 12 and a lateral moving rail 121, and the up-and-down moving mechanism includes an up-and-down moving motor 13 and an up-and-down moving rail 131. The longitudinal moving motor 11 is fixedly connected to the frame 31, the longitudinal moving guide rail 111 is slidably connected with a slider, and the longitudinal moving motor 11 drives the slider to move longitudinally along the longitudinal moving guide rail 111. The transverse moving guide rail 121 is fixedly connected with the sliding block, the transverse moving guide rail 121 is connected with a cross beam 122 in a sliding manner, and the transverse moving motor 12 drives the cross beam 122 to transversely move along the transverse moving guide rail 121. The up-and-down moving rail 131 is fixedly connected to the cross beam 122, and the supporting portion 32 is slidably connected to the up-and-down moving rail 131, and the up-and-down moving motor 13 drives the supporting portion 32 to move up and down along the up-and-down moving rail 131. By the actions of the lateral movement mechanism, the longitudinal movement mechanism and the up-down movement mechanism, the injection gun head 42, the plugging member or the vacuum suction pipe 41 on the support portion 32 can automatically and rapidly find the injection sleeve 2 to perform the material injection, the plugging pressure after the injection or the vacuum suction action.
In this embodiment, the plugging member is a plugging rod 43. The vacuum suction device is a dust collection motor or negative pressure generating equipment with similar functions. The syringe 421 is connected to the injection gun head 42 to provide it with material for injection.
The injection gun head 42, the blocking piece and the vacuum suction pipe 41 are arranged side by side and parallel to the transverse axis direction of the frame 31. After adopting this kind of structure, the polydicyclopentadiene material injection machine is when carrying out material injection, stifled pressing or vacuum dust absorption between action conversion, and supporting part 32 need not to carry out longitudinal movement, only need carry out lateral movement and vertical movement and can accomplish the action conversion, and response speed is faster, and the action conversion is more nimble, and it is more convenient to use, and efficiency is higher.
As shown in fig. 4 and 5, the vacuum suction pipe 41 is communicated with the injection sleeve 2 to form a vacuum suction channel, and the vacuum suction channel is provided with a switch for controlling the on-off of the vacuum suction channel. The vacuum dust collection function can be started or stopped through the switch, and the use is convenient and quick.
The switch comprises a third driving device and a rotating shaft 52 arranged between the vacuum suction pipeline 41 and the injection sleeve 2, the rotating shaft 52 is radially provided with a first through hole 521, two ends of the first through hole 521 are respectively abutted against the vacuum suction pipeline 41 and the injection sleeve 2, the third driving device drives the rotating shaft 52 to circumferentially rotate, two ends of the first through hole 521 are respectively aligned with the vacuum suction pipeline 41 and the injection sleeve 2, so that a vacuum suction channel is communicated, or two ends of the first through hole 521 are respectively staggered with the vacuum suction pipeline 41 and the injection sleeve 2, so that the vacuum suction channel is disconnected. By utilizing the rotation of the rotating shaft 52, the three holes of the vacuum suction pipeline 41, the first through hole 521 of the rotating shaft 52 and the injection sleeve 2 are aligned or staggered, and the vacuum suction channel is connected or disconnected, so that the vacuum dust collection function is started or stopped, and the operation is simple and reliable.
The vacuum suction device comprises a storage device arranged between the injection sleeve 2 and the rotating shaft 52, the storage device is respectively connected with the injection sleeve 2 and the rotating shaft 52, the storage device is provided with a second through hole 535, the second through hole 535 is abutted against the rotating shaft 52, the third driving device drives the rotating shaft 52 to rotate circumferentially, two ends of the first through hole 521 are respectively aligned with the second through hole 535 and the vacuum suction pipeline 41, so that the vacuum suction channel is communicated, or two ends of the first through hole 521 are respectively staggered with the second through hole 535 and the vacuum suction pipeline 41, so that the vacuum suction channel is disconnected. The receiving device provided between the rotation shaft 52 and the injection sleeve 2 receives the slag sucked from the injection sleeve 2 by vacuum. Since the suctioned dross directly enters the receiving means without passing through the vacuum suction pipe 41, abrasion of the dross to the vacuum suction pipe 41 can be avoided, and the service life of the vacuum suction pipe 41 can be prolonged. In this embodiment, the storage device is a chaff tank 53. The chaff tank 53 is provided with a filter screen 531, a connection pipe 532, a cover 533 and a sealing sleeve 534; the connecting pipe 532 communicates the chaff pot 53 with the injection sleeve 2; the sealing sleeve 534 is sleeved on the connecting pipe 532, and the lower end surface covers the injection sleeve 2, so that the vacuum dust collection is kept sealed and airtight; when there is more dross in the dross pot 53, the rotatable lid 533 empties the dross in the dross pot 53.
The third driving device comprises a third air cylinder 51 and a gear 512 and a rack 511 which are meshed with each other, a cylinder barrel of the third air cylinder 51 is fixedly connected to the frame 31, a push rod of the third air cylinder 51 is fixedly connected with the rack 511 to drive the rack 511 to move linearly, the rack 511 drives the gear 512 to rotate, and the gear 512 is fixedly connected with the rotating shaft 52. By the precise transmission of the rack 511 of the gear 512, the rotation shaft 52 is rotated, and the three holes of the vacuum suction pipe 41, the first through hole 521 of the rotation shaft 52 and the injection sleeve 2 are easily aligned. In this embodiment, when one cavity of the third cylinder 51 is inflated and the other cavity is exhausted, the ejector rod of the third cylinder 51 is pushed out, the rack 511 fixedly connected with the ejector rod of the third cylinder 51 moves linearly to drive the gear 512 to rotate, the gear 512 drives the rotating shaft 52 fixedly connected with the gear 512 to rotate, so that the first through hole 521 is aligned with the three holes of the vacuum suction pipe 41 and the injection sleeve 2, the vacuum suction channel is communicated, and the vacuum suction function is started to start dust suction. After the dust collection is finished, one cavity of the third air cylinder 51 is exhausted, the other cavity is inflated, the ejector rod of the third air cylinder 51 is retracted inwards, the rack 511 also moves along with the movement, the gear 512 is driven to rotate in the opposite direction, the rotating shaft 52 also rotates in the opposite direction along with the gear 512, the first through hole 521 is staggered with the vacuum suction pipeline 41 and the injection sleeve 2, the vacuum suction channel is disconnected, and therefore the vacuum dust collection function is disabled.
As shown in fig. 1, 6 to 9, the cutter 62 is provided with a cutter through hole 623, and both ends of the cutter through hole 623 are respectively abutted against the injection sleeve 2 and the injection gate 34, so that channels between the injection sleeve 2 and the injection gate 34 are communicated; the edge of the cutter through hole 623 is provided with a blade 624, and the second driving device drives the cutter 62 to move, so that the two ends of the cutter through hole 623 are respectively staggered with the injection sleeve 2 and the injection gate 34, and the blade 624 cuts the material between the injection sleeve 2 and the injection gate 34.
In this embodiment, the cutter 62 includes a blade body and a blade holder, the blade body is fixedly connected with the blade holder, the blade body is provided with a cutter through hole 623, and the edge of the cutter through hole 623 is provided with a blade 624. The second driving device comprises a second air cylinder 61, a cylinder barrel of the second air cylinder 61 is fixedly connected with the frame, a push rod of the second air cylinder 61 is fixedly connected with the tool apron, two ends of a cutter through hole 623 are respectively aligned with an injection sleeve 2 and an injection gate 34, so that channels between the injection sleeve 2 and the injection gate 34 are communicated, and injection materials enter the die carrier through the injection sleeve 2, the cutter through hole 623 and the injection gate 34; when the cutter 62 performs a cutting action, the second cylinder 61 ejector rod drives the tool holder and the tool body to move toward one end of the injection sleeve 2, so that the two ends of the cutter through hole 623 are respectively staggered from the injection sleeve 2 and the injection gate 34, and the cutting edge 624 is enabled to rapidly cut the material between the injection sleeve 2 and the injection gate 34.
The injected material, once cured, becomes very hard and difficult to sever, so it is desirable to cut as quickly as possible before it cures. The cutter through hole 623 is arranged between the injection sleeve 2 and the injection gate 34, the distance between the material in the injection sleeve 2 and the blade 624 is zero, and the blade 624 can cut off the material in the injection sleeve 2 most rapidly when moving, so that the use is convenient and quick.
The cutter through hole 623 surrounded by the blade 624 is aligned with the injection sleeve 2 and the injection gate 34 by arranging the blade 624 in the blade body, and the structure has two advantages: when material injection is required, the injected material can pass from the cutter through hole 623 into the injection gate 34, making the blade part of the injection channel from the injection sleeve 2 to the injection gate 34; when cutting is desired, the blade 624 can cut the material at the injection gate 34 with a minimal stroke.
One end of the injection sleeve 2 is provided with a concave part 21, and the cutter body passes through the concave part 21 and moves in the concave part 21. So that the injection sleeve 2 is not damaged by the blade body and the blade 624, and the service life is prolonged.
The blade holder thickness is greater than the blade thickness, and the blade holder is thicker so that the basis of the cutter 62 is stronger and durable, and the blade is thinner so that the cutting action is lighter. The junction of blade holder and blade is equipped with the inclined plane, and when carrying out cutting action, the inclined plane contacts with injection cover 2, can reduce the striking damage of blade holder to injection cover 2 as far as possible.
The two sides of the cutter 62 are respectively provided with a first guiding device and a second guiding device, and the first guiding device and the second guiding device are respectively fixedly connected to the frame 31 to guide the movement of the cutter 62, so that the movement of the cutter 62 to the direction of the injection sleeve 2 is more accurate.
In this embodiment, the cutter 62 is provided with a cutter fixing block 621, the cutter fixing block 621 is fixedly connected with the ejector rod of the second cylinder 61 and the tool apron, the first guiding device and the second guiding device are respectively a first positioning plate and a second positioning plate, a fixing block pressing plate 622 fixedly connected to the frame 31 is arranged above the cutter 62, and the first positioning plate, the second positioning plate and the fixing block pressing plate 622 are respectively and slidably connected to the cutter fixing block 621. Because the first positioning plate, the second positioning plate and the fixed block pressing plate 622 are planar with the outer surface of the cutter fixed block 621, the contact area between the first positioning plate, the second positioning plate and the fixed block pressing plate is larger, the guiding is more reliable, the sliding of the cutter 62 is more stable, and the cutting is safer due to the fixed block pressing plate 622.
The injection sleeve 2 is a silica gel injection sleeve 2. The silicone injection sleeve 2 does not adhere when in contact with the polydicyclopentadiene material. The polydicyclopentadiene material can be automatically separated from the silica gel injection sleeve 2 after being contracted, so that slag cutting and dust collection in the injection sleeve 2 are more convenient, and the automatic production is facilitated.
The working principle of the invention is as follows:
before the formal work, the injection gun head 42, the plugging piece and the vacuum suction pipeline 41 need to be aligned with the injection sleeve 2, the second air cylinder 61 drives the cutter 62 to move, the third air cylinder 51 drives the rotating shaft 52 to perform parameter presetting, and relevant data are stored in the control device.
In operation, the program is started, and the lateral movement mechanism, the longitudinal movement mechanism, and the up-and-down movement mechanism drive the support portion 32 to move laterally, longitudinally, or vertically. The injection gun head 42 is driven by the supporting part 32 to automatically find out the injection sleeve 2 to inject the mould frame 33. After the injection is finished, the injection gun head 42 is driven by the supporting part 32 to leave the injection sleeve 2, and the blocking pressing rod 43 is driven by the supporting part 32 to automatically align with the injection sleeve 2 for blocking. After the blocking is completed, the blocking pressure rod 43 is driven by the supporting part 32 to leave the injection sleeve 2, the second air cylinder 61 drives the cutter 62 to act, and the material residues in the injection sleeve 2 are automatically cut off. Then, the vacuum suction pipe 41 is driven by the support portion 32 to automatically align the injection sleeve 2. The third cylinder 51 drives the rack 511 to linearly move, the rack 511 drives the gear 512 and the rotation shaft 52 to rotate, and three holes of the vacuum suction pipe 41, the first through hole 521 and the second through hole 535 are aligned, so that channels among the vacuum suction pipe 41, the rotation shaft 52, the dreg tank 53 and the injection sleeve 2 are communicated, and a vacuum suction channel is formed for dust suction.
The above examples are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above examples, and any other changes, modifications, substitutions, combinations, and simplifications that do not depart from the spirit and principle of the present invention should be made in the equivalent manner, and the embodiments are included in the protection scope of the present invention.
Claims (5)
1. The multifunctional polydicyclopentadiene material injection machine is characterized in that: the injection gun comprises a frame, an injection gun head, a blocking and pressing piece, a vacuum suction device provided with a vacuum suction pipeline, a supporting part which is connected to the frame in a sliding way, a first driving device, a second driving device, a cutter, a control device and an injection sleeve, wherein the injection gun head, the blocking and pressing piece and the vacuum suction pipeline are detachably connected to the supporting part;
the injection gun head, the blocking pressing piece and the vacuum suction pipeline are arranged side by side and are parallel to the transverse axis direction of the frame;
the vacuum suction pipeline is communicated with the injection sleeve to form a vacuum suction channel, and the vacuum suction channel is provided with a switch for controlling the on-off of the vacuum suction channel;
the switch comprises a third driving device and a rotating shaft arranged between the vacuum suction pipeline and the injection sleeve, a first through hole is formed in the radial direction of the rotating shaft, two ends of the first through hole are respectively abutted against the vacuum suction pipeline and the injection sleeve, the third driving device drives the rotating shaft to circumferentially rotate, and the two ends of the first through hole are respectively aligned with the vacuum suction pipeline and the injection sleeve, or the two ends of the first through hole are respectively staggered with the vacuum suction pipeline and the injection sleeve;
the vacuum suction device comprises a storage device arranged between the injection sleeve and the rotating shaft, the storage device is respectively connected with the injection sleeve and the rotating shaft, the storage device is provided with a second through hole, the second through hole is abutted against the rotating shaft, the third driving device drives the rotating shaft to circumferentially rotate, and the two ends of the first through hole are respectively aligned with the second through hole and the vacuum suction pipeline, or the two ends of the first through hole are respectively staggered with the second through hole and the vacuum suction pipeline;
the third driving device comprises a third cylinder and a gear rack meshed with each other, a cylinder barrel of the third cylinder is fixedly connected to the frame, a push rod of the third cylinder is fixedly connected with the rack to drive the rack to move linearly, the rack drives the gear to rotate, and the gear is fixedly connected with the rotating shaft.
2. The multi-functional polydicyclopentadiene material injection machine according to claim 1, wherein: the cutter is provided with a cutter through hole, and two ends of the cutter through hole are respectively abutted against the injection sleeve and the injection gate; the edge of the through hole of the cutter is provided with a blade, and the second driving device drives the cutter to move, and the blade cuts the material between the injection sleeve and the injection gate.
3. The multi-functional polydicyclopentadiene material injection machine according to claim 2, wherein: one end of the injection sleeve is provided with a concave part, and the cutter passes through the concave part and moves in the concave part.
4. The multi-functional polydicyclopentadiene material injection machine according to claim 1, wherein: the cutter is provided with a first guiding device and a second guiding device on two sides respectively, and the first guiding device and the second guiding device are fixedly connected to the frame respectively for guiding the movement of the cutter.
5. The multi-functional polydicyclopentadiene material injection machine according to claim 1, wherein: the injection sleeve is a plastic injection sleeve.
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| CN201910308361.5A CN109834908B (en) | 2019-04-17 | 2019-04-17 | Multifunctional polydicyclopentadiene material injection machine |
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| CN201910308361.5A CN109834908B (en) | 2019-04-17 | 2019-04-17 | Multifunctional polydicyclopentadiene material injection machine |
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| CN109834908B true CN109834908B (en) | 2023-09-26 |
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