CN112850037A - Secondary vulcanization equipment for coated rubber plug - Google Patents
Secondary vulcanization equipment for coated rubber plug Download PDFInfo
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- CN112850037A CN112850037A CN202011625376.3A CN202011625376A CN112850037A CN 112850037 A CN112850037 A CN 112850037A CN 202011625376 A CN202011625376 A CN 202011625376A CN 112850037 A CN112850037 A CN 112850037A
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- secondary vulcanization
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- 229920001971 elastomer Polymers 0.000 title claims abstract description 106
- 238000004073 vulcanization Methods 0.000 title claims abstract description 31
- 239000000463 material Substances 0.000 claims abstract description 56
- 238000012216 screening Methods 0.000 claims abstract description 27
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 206010053615 Thermal burn Diseases 0.000 abstract description 3
- 238000011049 filling Methods 0.000 abstract description 3
- 210000003739 neck Anatomy 0.000 description 26
- 239000003814 drug Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 6
- 229940079593 drug Drugs 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 238000013329 compounding Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000004080 punching Methods 0.000 description 3
- 239000011265 semifinished product Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 229920005549 butyl rubber Polymers 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007723 die pressing method Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229920005555 halobutyl Polymers 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 229920001195 polyisoprene Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/22—Devices influencing the relative position or the attitude of articles during transit by conveyors
-
- 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
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/002—Component parts, details or accessories; Auxiliary operations
-
- 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
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/22—Devices influencing the relative position or the attitude of articles during transit by conveyors
- B65G47/24—Devices influencing the relative position or the attitude of articles during transit by conveyors orientating the articles
- B65G47/256—Devices influencing the relative position or the attitude of articles during transit by conveyors orientating the articles removing incorrectly orientated articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
- B65G65/32—Filling devices
-
- 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
- B29L2031/00—Other particular articles
- B29L2031/56—Stoppers or lids for bottles, jars, or the like, e.g. closures
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Thermal Sciences (AREA)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
Abstract
The invention provides a film-coated rubber plug secondary vulcanization device, which relates to the technical field of medical rubber plug production equipment and is used for carrying out secondary vulcanization on an oblate rubber plug, wherein the oblate rubber plug comprises a plug crown and a plug neck, the film-coated rubber plug secondary vulcanization device comprises a vulcanizer body, and a feeding device and a die assembly are arranged on the vulcanizer body; the feeding device comprises a feeding hopper, a rectifying mechanism, a material selecting disc, a screening mechanism and a charging mechanism; the rubber plug posture is adjusted through the rectifying mechanism, the rubber plug with the downward plug neck is screened out through the material selecting disc and the screening mechanism, and automatic filling is realized through the charging device. The invention realizes the automatic placement of the rubber plug, has high working efficiency, reduces the labor cost and reduces the probability of personal scald.
Description
Technical Field
The invention relates to the technical field of medical rubber plug production equipment, in particular to secondary vulcanization equipment for a film-coated rubber plug.
Background
The medical rubber plug is used as a sealing material which is in direct contact with medicines, and has excellent air tightness, good chemical stability and biological inertia, so that the medical rubber plug is isolated from the outside to prevent the medicine raw materials from being oxidized or deliquesced and deteriorated; on the other hand, the medicinal rubber plug cannot react with the raw materials of the medicine to affect the quality of the medicine.
The materials used for producing the rubber plug for the medicine at present mainly comprise natural rubber, polyisoprene rubber, butyl rubber and halogenated butyl rubber, and under the normal condition, a plurality of compounding agents are added and mixed uniformly, and then the rubber plug is prepared by adopting a die pressing process. Various compounding agents in a compounding system supporting the characteristic of forming the rubber stopper have different chemical activities, the rubber stopper is in direct contact with raw materials of medicines, chemically active substances in a formula and the medicines generate chemical reactions, and the chemical reactions directly influence the stability of the medicines. So far, the medicinal rubber sealing ring is limited by material and formula level, and no unique formula can meet the compatibility of all medicine raw materials.
In order to solve the above problems, manufacturers have proposed a film-coated rubber plug, i.e., a film is coated on the surface of the rubber plug. The existing preparation process of the film-coated rubber plug is that a film is attached to one side of an extruded rubber sheet, then the extruded rubber sheet is vulcanized through a primary vulcanization mold, and then the film-coated semi-finished product is manufactured through punching and cleaning, and then the film-coated semi-finished product is plugged into a secondary forming vulcanization mold, and then rubber materials are added on the film-coated semi-finished product for secondary vulcanization, and the film after vulcanization is manufactured through punching and cleaning.
But current secondary vulcanization equipment needs the manual work to put into the mould with the product of once vulcanizing one by one and vulcanize again, because the plug semi-manufactured goods volume is less, and the die cavity of the mould that corresponds is also very little, and the manual work is placed and is hardly once only placed successfully, and the process of placing need consume a large amount of manpowers and time, and because vulcanizer inside temperature is higher, personnel are scalded easily when placing.
Disclosure of Invention
The invention aims to provide secondary vulcanization equipment for a coated rubber plug, which aims to solve the problems of low efficiency and low safety of the conventional secondary vulcanization equipment.
The invention is realized by the following steps: a secondary vulcanization device for a coated rubber plug is used for carrying out secondary vulcanization on an oblate rubber plug, wherein the oblate rubber plug comprises a plug crown and a plug neck, the secondary vulcanization device comprises a vulcanizer body, and a feeding device and a die assembly are arranged on the vulcanizer body;
the feeding device comprises a feeding hopper, a rectifying mechanism, a material selecting disc, a screening mechanism and a charging mechanism;
the feeding hopper is arranged on the outer side of the vulcanizing machine body, the rectifying mechanism comprises a rectifying channel arranged at the bottom of the feeding hopper, a pair of rectifying rollers are arranged at the outlet of the rectifying channel, the two rectifying rollers rotate in opposite directions, the distance between the two rectifying rollers is smaller than the diameter size of the plug crown and not larger than the height size of the rubber plug, and the rubber plug passes through the two rectifying rollers in a posture that the axis of the rubber plug is perpendicular to the axis of the rectifying rollers;
a rectangular material selecting disc is arranged below the two rectifying rollers, the disc surface of the material selecting disc is composed of a plurality of round tubes arranged at intervals, the distance between every two adjacent round tubes is larger than the diameter of the plug neck and smaller than the diameter of the plug crown, and a discharge hole is formed in one side of the material selecting disc;
the screening mechanism comprises a screening channel and a screening device, the screening channel comprises a starting part, an upward-lifting part and a horizontal part, the starting part is positioned below the material selecting plate, the upward-lifting part is upwards inclined based on the second material outlet, and the horizontal part extends forwards based on the high end of the upward-lifting part; the plane of the crawler-type conveyor belt of the screening device is parallel to the plane of the screening channel, a plurality of rows of top pillars are arranged on the upper surface of the crawler-type conveyor belt at intervals, and the diameter of the tops of the top pillars is smaller than the inner diameter of the plug neck; a plurality of material receiving barrels are arranged at the tail end of the horizontal part;
the die assembly comprises a lower die base and a lower die plate arranged on the upper part of the lower die base, wherein a lower cavity for accommodating a plug neck part of the film-coated rubber plug is arranged on the lower die plate, and an upper cavity for accommodating a plug crown part of the film-coated rubber plug is arranged on the upper die plate; the lower die base is provided with a track, the lower die plate is also provided with a push rod, and the lower die plate can horizontally move along the track.
Preferably, the top of the ejector rod is provided with a top plug, the top plug is made of rubber, and the top plug is in a conical column shape with a large bottom and a small top.
Preferably, the distance between the upper surface of the material selecting disc and the roller surface of the rectifying roller is larger than the height size of the rubber plug and smaller than the diameter size of the plug crown.
Preferably, the circular tube is driven to rotate by a driving device.
Preferably, the material receiving barrel is cylindrical, and the diameter of the material receiving barrel is 1-3mm larger than that of the plug crown.
Preferably, a sliding edge is arranged at the upper end of the material receiving barrel.
Preferably, a cover plate is arranged at the bottom of the material receiving barrel.
Preferably, the top pillar has a truncated cone shape with a small top and a large bottom.
Preferably, the height of the top pillar is lower than the diameter of the circular tube.
Preferably, the number of the top pillars in each row, the number of the material receiving barrels and the number of the lower cavities in the lower template are the same.
By adopting the technical scheme, the posture of the rubber plug is adjusted through the rectifying mechanism, the part of the rubber plug with the downward plug neck is screened out through the material selecting disc and the screening mechanism, and then automatic filling is realized through the charging device. The invention realizes the automatic placement of the rubber plug, has high working efficiency, reduces the labor cost and reduces the probability of personal scald.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the top post and plug engagement of the present invention;
FIG. 3 is a schematic structural view of a material selecting tray of the present invention;
FIG. 4 is a schematic diagram of the construction of the screening channel of the present invention;
FIG. 5 is a schematic structural view of the receiving cartridge of the present invention; .
In the figure: the device comprises a vulcanizing machine body, an upper template, a lower template, a feeding hopper, a rectifying channel, a rectifying roller, a material selecting plate, a circular tube, a screening channel, a starting part, a lifting part, a horizontal part, a crawler-type conveyor belt, a top column, a material receiving cylinder, a sliding edge, a lower die seat, a track, a pushing rod and a rubber plug, wherein the vulcanizing machine body is 1-a vulcanizing machine body, the upper template is 2-a lower template, the feeding hopper is 4-the feeding hopper, the rectifying channel is 5-a rectifying roller, the material selecting plate is 7-.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1-5, the invention provides a secondary vulcanization device for a coated rubber plug, which comprises a vulcanizer body 1, wherein the vulcanizer body 1 is provided with a feeding device and a pressing die device.
The existing film-coated rubber plug is generally in a flat and round sheet shape and comprises a plug crown and a plug neck, wherein the film-coated rubber plug needs to be in a plug neck structure, and the production process route for preparing the film-coated rubber plug by a one-step forming method is as follows: activating the surface of the film, coating the film on the rubber compound sheet, and carrying out vacuum mould pressing and vulcanization molding. The manufacturing process of the secondary forming film-coated rubber plug specifically comprises the following steps: the rubber plugs are correspondingly placed into the matching holes of a rubber plug forming die one by one, a secondary film is placed at the neck of the rubber plug, the die assembly, the heating and the pressurizing are carried out for forming, a film-coated rubber plug connecting piece is prepared through vulcanization, the film-coated rubber plugs on the connecting piece are arranged in an array, and the finished film-coated rubber plug is obtained through visual inspection, punching, mechanical inspection, cleaning and drying.
The surface of the neck of the rubber plug 17 after secondary film covering is coated with a film, the film covering part extends from the surface of the neck of the rubber plug 17 to the plane position where the crown of the rubber plug 17 and the bottle mouth are sealed, through the arrangement of the film covering part, the problem that the contact end between the edge of the crown of the rubber plug 17 and the edge of the bottle mouth is coated with a film to influence the sealing performance is solved, and meanwhile, the problem that a medicine can enter the inverted foot position of the bottle mouth through the gap between the film covering surface and the bottle wall due to the film covering only on the neck of the rubber plug 17 is also.
The die assembly comprises a lower die base, a lower die plate arranged on the upper portion of the lower die base, an upper die base and an upper die plate arranged on the bottom of the upper die base, wherein a lower die cavity used for accommodating a plug neck is formed in the lower die plate 3, and an upper die cavity used for accommodating a plug crown is formed in the upper die plate 2. Similar to the primary vulcanization equipment, the lower template 3 of the invention is also provided with an up-down moving mechanism for adjusting the distance between the upper template and the lower template, and a heating device for heating and vulcanizing the rubber material in the mold, which is not elaborated herein.
The feeding device is arranged to realize automatic feeding of the plug neck forming part, reduce consumption of manpower and time and improve operation safety.
The feeding device comprises a feeding hopper 4, a rectifying mechanism, a material selecting disc, a screening mechanism and a charging mechanism.
Wherein, feeder hopper 4 sets up in the outside of vulcanizer body 1, and feeder hopper 4 is big-end-up's shape, and operating personnel pours stopper neck formed part into feeder hopper 4 by the vulcanizer body outside in, can not produce closely contact with the vulcanizer body, avoids scalding.
The rectifying mechanism comprises a rectifying channel 5 which is vertically arranged at the lower part of the feed hopper 4 and communicated with the feed hopper 4, a pair of rectifying rollers 6 are arranged at the outlet of the rectifying channel 5, the two rectifying rollers 6 rotate oppositely, and the rubber plug 17 passes between the two rectifying rollers 6. Because the plug 17 is the oblate most, including stopper hat and stopper neck, is provided with the recess in the bottom center of stopper neck, and the diameter size of stopper neck is far less than the diameter size of stopper hat. Therefore, set up the interval between two rectification rollers 6 and set up to be less than the diameter size of stopper crown and not be greater than the high dimension of plug 17, at two rectification rollers 6 constantly relative rotation in-process, plug 17 is constantly stirred, when rotating to the side-standing state, plug 17 passes through two rectification rollers 6 with the axis and the axis vertically gesture of rectification roller, and the plug 17 of gesture incorrect can't pass through. The invention adjusts the posture of the rubber plug 17 by arranging the rectifying channel, so that the rubber plugs 17 all have the same posture and enter the next procedure.
A rectangular material selecting disc 7 is arranged below the two rectifying rollers 6, the disc surface of the material selecting disc 7 is composed of a plurality of round tubes 8 which are arranged at intervals, the distance between every two adjacent round tubes 8 is larger than the diameter of the plug neck and smaller than the diameter of the plug crown, and a discharge hole is arranged on one side of the material selecting disc 7. Preferably, the distance between the upper surface of the material selecting disc 7 and the rectifying roller 6 is slightly larger than the height of the rubber plug 17 and smaller than the diameter of the plug crown, so that the rubber plug 17 is in a flat state when falling onto the material selecting disc 7 from a book-up state, and the distance between the material selecting disc 7 and the rectifying roller 6 ensures that the rubber plug 17 can be kept in the flat state and cannot be extruded and popped in the conveying process. Under the pushing action of the rubber plug 17 which falls subsequently, the rubber plug 17 continuously moves on the material selecting tray 7, the part of the rubber plug 17 with the downward plug neck can be clamped into the gap between the circular tubes 8, and the part of the rubber plug 17 with the upward plug neck can move along the upper surfaces of the circular tubes 8. Preferably, 8 one ends of pipe set up drive arrangement, and 8 rotations of pipe play toggle action to the plug 17 that is located its upper portion, make the plug 17 of two kinds of states all remove to suitable position.
The screening mechanism of the invention comprises a screening channel 9 and a screening device. The sieving channel 9 includes a start portion 91, a raised portion 92, and a horizontal portion 93, the start portion 91 is located below the sorting tray 7, the raised portion 92 is inclined upward based on the discharge port 71, and the horizontal portion 93 extends forward based on the high end of the raised portion 92. The screening device comprises a crawler belt conveyor 10, which crawler belt conveyor 10 is fixed by a frame and driven by a motor. The conveying plane of the crawler-type conveyor belt 10 is parallel to the plane of the screening channel, a plurality of rows of top pillars 11 are arranged on the upper surface of the crawler-type conveyor belt 10 at intervals, and the diameter of the tops of the top pillars 11 is smaller than the inner diameter of the plug necks; a plurality of material receiving cylinders 12 are provided at the end of the horizontal portion 93.
Furthermore, the number of the top pillars 11 in each row is consistent with the number of the intervals between the circular tubes 8 on the material selecting disc 7, and the positions of the top pillars 11 in each row are opposite to the positions of the intervals between the circular tubes 8. During operation of the screening mechanism, the endless track conveyor 10 rotates and the upper ejection posts 11 thereof follow. When the plug 11 touches the plug 17 with the downward plug neck, the top of the plug 11 is inserted into the plug 17 and jacks up the plug until the plug reaches the region of the lifting part. The rubber plug 17 with the upward plug neck can only stay in the original position or be pushed to the discharge hole 71 because the rubber plug cannot be matched with the top column 11. In the region of the upward part, the top pillar 11 continues to carry the rubber plug 17 on the upper part to continue to operate, and the rubber plug 17 pushed to the upward part of the plug neck can slide down along the surface of the crawler belt conveyor 10 under the action of gravity and only can continuously stay in the material selecting tray 7. Thus, the part of the rubber plug 17 with the downward plug neck can be screened out, and the residual rubber plug 17 can be collected and then put into the feed hopper again or turned over manually.
Preferably, the top pillar 11 is in a shape of a truncated cone with a small top and a big bottom, and the top pillar 11 can jack up the rubber plug 17 and drive the rubber plug to move together.
The crawler-type conveyer belt 10 continues to run, and when the conveyer belt runs to the tail end, the crawler-type conveyer belt 10 bends downwards, and the rubber plug 17 on the top column 11 falls into the material receiving barrel 12. The upper end of the material receiving barrel 12 is provided with a tongue-shaped sliding edge 13, the rubber plug 17 slides into the material receiving barrel 12 along the sliding edge 13, preferably, the material receiving barrel 12 is cylindrical, and the diameter of the material receiving barrel 12 is 1-3mm larger than that of the plug crown. The plug 17 does not flip over during the fall.
The loading mechanism of the present invention comprises a rail 15 provided on the lower die base 14 and a push rod 16 provided on the lower die plate 3, and the lower die plate 3 can move horizontally along the rail 15. The horizontal movement distance and the movement speed of the lower template 3 are limited by the push rod 16, the bottom of the material receiving barrel is provided with the cover plate, the cover plate is opened, the rubber plugs 17 in the cover plate fall one by one, the lower template which moves continuously is matched, the rubber plugs 17 can fall one by one into the lower cavity, the automatic feeding of the rubber plugs 17 is realized, manual work is not needed, and the time and the labor are saved. Preferably, the number of the top pillars 11, the number of the material receiving barrels 12 and the number of the lower cavities on the lower template 3 in each row are the same, and the arrangement of the rubber plugs 17 in each row can be realized by moving one unit of the lower template.
The rubber plug posture is adjusted through the rectifying mechanism, the rubber plug with the downward plug neck is screened out through the material selecting disc and the screening mechanism, and automatic filling is realized through the charging device. The invention realizes the automatic placement of the rubber plug, has high working efficiency, reduces the labor cost and reduces the probability of personal scald.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. A secondary vulcanization device for a coated rubber plug is used for carrying out secondary vulcanization on an oblate rubber plug, wherein the oblate rubber plug comprises a plug crown and a plug neck, and is characterized by comprising a vulcanizer body, wherein a feeding device and a die assembly are arranged on the vulcanizer body;
the feeding device comprises a feeding hopper, a rectifying mechanism, a material selecting disc, a screening mechanism and a charging mechanism;
the feeding hopper is arranged on the outer side of the vulcanizing machine body, the rectifying mechanism comprises a rectifying channel arranged at the bottom of the feeding hopper, a pair of rectifying rollers are arranged at the outlet of the rectifying channel, the two rectifying rollers rotate in opposite directions, the distance between the two rectifying rollers is smaller than the diameter size of the plug crown and not larger than the height size of the rubber plug, and the rubber plug passes through the two rectifying rollers in a posture that the axis of the rubber plug is perpendicular to the axis of the rectifying rollers;
a rectangular material selecting disc is arranged below the two rectifying rollers, the disc surface of the material selecting disc is composed of a plurality of round tubes arranged at intervals, the distance between every two adjacent round tubes is larger than the diameter of the plug neck and smaller than the diameter of the plug crown, and a discharge hole is formed in one side of the material selecting disc;
the screening mechanism comprises a screening channel and a screening device, the screening channel comprises a starting part, an upward-lifting part and a horizontal part, the starting part is positioned below the material selecting plate, the upward-lifting part is upwards inclined based on the second material outlet, and the horizontal part extends forwards based on the high end of the upward-lifting part; the plane of the crawler-type conveyor belt of the screening device is parallel to the plane of the screening channel, a plurality of rows of top pillars are arranged on the upper surface of the crawler-type conveyor belt at intervals, and the diameter of the tops of the top pillars is smaller than the inner diameter of the plug neck; a plurality of material receiving barrels are arranged at the tail end of the horizontal part;
the die assembly comprises a lower die base and a lower die plate arranged on the upper part of the lower die base, wherein a lower cavity for accommodating a plug neck part of the film-coated rubber plug is arranged on the lower die plate, and an upper cavity for accommodating a plug crown part of the film-coated rubber plug is arranged on the upper die plate; the lower die base is provided with a track, the lower die plate is also provided with a push rod, and the lower die plate can horizontally move along the track.
2. The secondary vulcanization equipment for the film-coated rubber plug as claimed in claim 1, wherein a top plug is arranged at the top of the ejector rod, the top plug is made of rubber, and the top plug is in a conical column shape with a large bottom and a small top.
3. The secondary vulcanization equipment for the film-coated rubber plug as claimed in claim 1, wherein the distance between the upper surface of the material selecting disc and the roller surface of the rectifying roller is larger than the height of the rubber plug and smaller than the diameter of the plug crown.
4. The secondary vulcanization equipment for rubber plugs coated with films according to claim 1, wherein the circular tube is driven by a driving device to rotate.
5. The secondary vulcanization equipment for the film-coated rubber plug as claimed in claim 1, wherein the material receiving cylinder is cylindrical, and the diameter of the material receiving cylinder is 1-3mm larger than that of the plug crown.
6. The secondary vulcanization equipment for the film-coated rubber plug as claimed in claim 1, wherein a sliding edge is provided at the upper end of the material receiving cylinder.
7. The secondary vulcanization equipment for the film-coated rubber plug as claimed in claim 1, wherein a cover plate is arranged at the bottom of the material receiving cylinder.
8. The secondary vulcanization equipment for rubber plugs coated with films according to claim 1, wherein the top pillar is in a truncated cone shape with a small top and a large bottom.
9. The post-vulcanization equipment for coated rubber plugs according to claim 1, wherein the height of the top pillar is lower than the diameter of the circular tube.
10. The secondary vulcanization equipment for the film-coated rubber plug as claimed in claim 1, wherein the number of the top pillars in each row, the number of the material receiving cylinders and the number of the lower cavities on the lower template are the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011625376.3A CN112850037B (en) | 2020-12-31 | 2020-12-31 | Secondary vulcanization equipment for coated rubber plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011625376.3A CN112850037B (en) | 2020-12-31 | 2020-12-31 | Secondary vulcanization equipment for coated rubber plug |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112850037A true CN112850037A (en) | 2021-05-28 |
| CN112850037B CN112850037B (en) | 2022-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011625376.3A Active CN112850037B (en) | 2020-12-31 | 2020-12-31 | Secondary vulcanization equipment for coated rubber plug |
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| Country | Link |
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| CN (1) | CN112850037B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114774665A (en) * | 2022-03-24 | 2022-07-22 | 蚌埠飞宇轴承有限公司 | Bearing steel ring heat treatment device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114774665A (en) * | 2022-03-24 | 2022-07-22 | 蚌埠飞宇轴承有限公司 | Bearing steel ring heat treatment device |
| CN114774665B (en) * | 2022-03-24 | 2024-02-09 | 蚌埠飞宇轴承有限公司 | Bearing steel ring heat treatment device |
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| Publication number | Publication date |
|---|---|
| CN112850037B (en) | 2022-04-12 |
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Application publication date: 20210528 Assignee: Hebei Xiangyi Medical Equipment Co.,Ltd. Assignor: HEBEI XIANGYI MEDICAL TECHNOLOGY Co.,Ltd. Contract record no.: X2024980001516 Denomination of invention: A secondary vulcanization equipment for laminated rubber plugs Granted publication date: 20220412 License type: Common License Record date: 20240125 |
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