CN213286978U - Epoxy product production system - Google Patents
Epoxy product production system Download PDFInfo
- Publication number
- CN213286978U CN213286978U CN202020947212.1U CN202020947212U CN213286978U CN 213286978 U CN213286978 U CN 213286978U CN 202020947212 U CN202020947212 U CN 202020947212U CN 213286978 U CN213286978 U CN 213286978U
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- feeding
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- grinding
- production system
- product production
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- Expired - Fee Related
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 28
- 239000004593 Epoxy Substances 0.000 title claims description 12
- 238000000227 grinding Methods 0.000 claims abstract description 54
- 230000007246 mechanism Effects 0.000 claims abstract description 54
- 238000002156 mixing Methods 0.000 claims abstract description 47
- 239000003822 epoxy resin Substances 0.000 claims abstract description 25
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 25
- 238000005303 weighing Methods 0.000 claims abstract description 19
- 230000006835 compression Effects 0.000 claims abstract description 11
- 238000007906 compression Methods 0.000 claims abstract description 11
- 238000002347 injection Methods 0.000 claims abstract description 10
- 239000007924 injection Substances 0.000 claims abstract description 10
- 238000002360 preparation method Methods 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 44
- 238000006243 chemical reaction Methods 0.000 claims description 25
- 238000007599 discharging Methods 0.000 claims description 8
- 238000004140 cleaning Methods 0.000 claims description 5
- 239000000654 additive Substances 0.000 abstract description 8
- 230000000996 additive effect Effects 0.000 abstract description 6
- 239000003607 modifier Substances 0.000 abstract description 5
- 239000007787 solid Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 6
- 238000013329 compounding Methods 0.000 description 5
- 238000004806 packaging method and process Methods 0.000 description 5
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 4
- 230000009471 action Effects 0.000 description 4
- 238000005054 agglomeration Methods 0.000 description 4
- 230000002776 aggregation Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 239000006185 dispersion Substances 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- 239000003292 glue Substances 0.000 description 4
- 238000006116 polymerization reaction Methods 0.000 description 4
- 238000005507 spraying Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000002547 anomalous effect Effects 0.000 description 2
- 238000009924 canning Methods 0.000 description 2
- 229920006335 epoxy glue Polymers 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 239000002861 polymer material Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The utility model provides an epoxy resin product production system, which comprises a pre-preparation mechanism, a grinding mechanism and a collecting mechanism which are connected in sequence; the grinding mechanism comprises a rack, a feeding plate is arranged in the rack, grinding compression rollers are symmetrically arranged above the feeding plate, a driving mechanism is arranged on the side edge above the rack, and an air injection device is arranged at one end of each grinding compression roller; the collecting mechanism comprises feeding rails, a weighing device is arranged in the area between the feeding rails, and a first lifting device is connected below the weighing device. The utility model discloses a pre-mixing mechanism adds additive, modifier earlier in epoxy resin with advance, carries out the fine grinding with the epoxy resin of semi-solid state flow state through grinding the mechanism again, collects through collecting the mechanism, has further improved the degree of automation of production.
Description
Technical Field
The utility model belongs to the technical field of epoxy production facility, concretely relates to epoxy product production system.
Background
Epoxy resin glue is an important thermosetting resin glue, and because the epoxy resin glue has excellent mechanical property, electrical insulation property, chemical corrosion resistance, heat resistance and good bonding property, the epoxy resin adhesive prepared by the epoxy resin glue is called as 'all-purpose adhesive'. As a class of high polymer materials, the high polymer material is widely applied to the fields of packaging, building, automobiles, electronics, shoemaking, textile, plastics, wood, optics, medical sanitation, aerospace, marine transportation and the like.
However, epoxy resins have a high crosslinking density after curing, and have a three-dimensional network structure, and have disadvantages such as large internal stress, brittleness, fatigue resistance, heat resistance, and impact resistance, and thus it is necessary to solve the problems by modification. In the modification of epoxy resin, some additives and modifiers are required to be added, and the additives are required to be mixed and dispersed in the epoxy resin, so the dispersion degree also influences the performance of the modified epoxy resin.
The grinding and dispersing equipment in the prior art has the phenomenon of nonuniform dispersion, which easily causes the instability of products and the loss of partial modification function; meanwhile, in the prior art, the ground products are manually collected, weighed and canned, so that the weight of the products is uneven, the material loss is increased, and the production cost is increased. In the production of the epoxy resin at present, each step is carried out separately, so that the manual operation is more and the automation degree is low.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an epoxy product production system, the utility model discloses a pre-mixing mechanism adds additive, modifier earlier in epoxy, mixes in advance, carries out the fine grinding with semisolid state/flow state epoxy through grinding the mechanism again, collects through collecting the mechanism, has further improved the degree of automation of production.
The technical scheme of the utility model is that:
an epoxy resin product production system is characterized by comprising a pre-preparation mechanism, a grinding mechanism and a collecting mechanism which are sequentially connected;
the pre-mixing mechanism comprises a driving part, a reaction container and a mixing part, wherein the mixing part is arranged in the reaction container, and the driving part is connected with the mixing part; positioning rods are symmetrically arranged in the reaction container, a cam connecting part is arranged between the positioning rods, and a material mixing part is sleeved outside the cam connecting part;
a feed inlet is formed above the reaction container, and a discharge outlet and a cleaning opening are symmetrically formed below the reaction container; through the washing mouth that sets up, cleaning equipment such as the high-pressure squirt of joinable prior art fully washs reaction vessel bottom.
The grinding mechanism comprises a rack, a feeding plate is arranged in the rack, grinding compression rollers are symmetrically arranged above the feeding plate, a driving mechanism is arranged on the side edge above the rack, and the driving mechanism is connected with the grinding compression rollers; one end of the grinding compression roller is provided with an air injection device;
one end of the feeding plate is provided with a feeding part, and the other end of the feeding plate is provided with a discharging part; a collecting mechanism is arranged in front of the discharging part; the collecting mechanism comprises feeding rails, a weighing device is arranged in an area between the feeding rails, and a first lifting device is connected below the weighing device;
further, still include the suction pump, the suction pump is connected with discharge gate, feeding portion respectively, adds the material of preconditioning mixture to grinding mechanism and carries out the fine grinding.
Furthermore, the positioning rod and the cam connecting part are arranged on the central axis of the reaction vessel, so that the overall stability and the uniformity of mixed materials can be ensured.
Further, compounding portion includes the barrel, barrel surface symmetry is equipped with the compounding spare, is connected through barrel and cam connecting portion cooperation, realizes the luffing motion of barrel. Preferably, the protruding blocks are arranged between the mixing parts, so that the material adhesion on the surface of the cylinder body in the area between the mixing parts can be avoided.
Further, the mixing piece comprises a main rod and auxiliary rods symmetrically arranged on the main rod. Through the setting of mixing spare, not only form big irregular vortex through the barrel in reaction vessel is inside, still break away the fluid material in the vortex through mixing spare, further improve the mixing degree.
Furthermore, the driving part comprises a driving chamber, a driving device is arranged in the driving chamber, the driving device is connected with a driving block, a moving track is arranged on the opposite side of one side of the driving chamber, and the driving block is connected with the moving track.
Furthermore, a rotating shaft part is arranged in the driving block, and the rotating shaft part is connected with a swinging part.
The driving block reciprocates along the motion track through the driving device, and the swinging part swings up and down in the reaction chamber under the action of the rotating shaft part arranged in the driving block.
Furthermore, the swing portion is connected with the material mixing portion, and the material mixing portion is driven to realize mixing motion.
The utility model discloses in, make the drive block along motion track reciprocating motion through drive arrangement, be equipped with the effect of pivot portion in the drive block under, the luffing motion of swing portion in the reacting chamber for compounding portion stirs from top to bottom in reaction vessel, forms anomalous vortex, and fluid material in rethread mixing spare breaks away in with the vortex, further improves the mixing degree and makes water based paint allotment intensive mixing.
Further, the feeding part comprises a feeding cavity and a guide chute, and the guide chute is obliquely arranged below the feeding cavity; one side in feeding chamber is equipped with the connector, the below in feeding chamber is equipped with the bin outlet, is responsible for the feeding through the connector, sends into the baffle box entering grinding mechanism with the material through the bin outlet.
Further, the feeding track is connected with a stepping driving device.
Furthermore, the device also comprises a central control module, and the central control module is respectively connected with the weighing device, the first lifting device and the stepping type driving device.
In the utility model, the product packaging tin is fed into the collecting mechanism through the collecting mechanism, the feeding tracks are driven to feed one by one through the stepping driving device, the weighing device is jacked up through the first lifting device and is contacted with the bottom of the product packaging tin, and the product materials are collected and weighed; when the set weight is reached (certain error is allowed), the weighing device is descended by the first lifting device under the control of the central control module, and the stepping type driving device drives the feeding rail to discharge materials to carry out the next filling.
Through setting up the collection mechanism, change original mode of weighing the tinning for the weight of product is more even, has reduced the material loss, has effectively reduced manufacturing cost.
Furthermore, the gas injection device comprises a high-pressure gas generation device, a gas pipe frame and a gas injection pipe which are connected in sequence.
Furthermore, a second lifting device is connected below the feeding plate.
Furthermore, the feeding part is obliquely arranged above the feeding plate, and the discharging part is obliquely arranged below the feeding plate.
Further, the gas lance faces the discharge portion.
Through the air jet system who sets up, can be through spraying high-pressure gas in ejection of compact portion for the ejection of compact speed of viscidity material, the material after avoiding grinding is at ejection of compact portion polymerization agglomeration, influences ejection of compact effect.
Further, the number of the grinding press rollers is 3, and grading grinding is realized.
Furthermore, the second lifting device comprises a motor, a hydraulic rod and a connecting block which are arranged in sequence.
Furthermore, the connecting blocks are symmetrically connected with the lower part of the feeding plate.
The distance between the feeding plate and the grinding press roller can be controlled through the action of the second lifting device, and the fineness of grinding of the materials is controlled; simultaneously, the lift degree of different position hydraulic stem of accessible control for the feed plate slope realizes grinding in grades, improves the efficiency of the ejection of compact simultaneously.
The utility model is suitable for a collection of epoxy glue fine grinding and product material after powder additive and epoxy premix.
The utility model discloses change the mode of original manual weighing canning for the weight of product is more even, has reduced the material loss, has effectively reduced manufacturing cost. The distance between the feeding plate and the grinding press roller can be controlled through the arranged second lifting device, and the fineness degree of material grinding is controlled; through the air jet system who sets up, can be through spraying high-pressure gas in ejection of compact portion for the ejection of compact speed of viscidity material, the material after avoiding grinding is at ejection of compact portion polymerization agglomeration, influences ejection of compact effect.
The utility model discloses a pre-mixing mechanism adds additive, modifier earlier in epoxy resin with advance, carries out the fine grinding through grinding the mechanism with the epoxy resin of semi-solid state flow state again, effectively improves the dispersion degree of consistency of product, collects through collecting the mechanism, has further improved the degree of automation of production.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a partial structure of the present invention;
FIG. 3 is a schematic view of a partial structure of the present invention;
fig. 4 is a schematic view of a partial structure of the present invention;
fig. 5 is a schematic view of a partial structure of the present invention;
fig. 6 is a schematic view of a partial structure of the present invention;
fig. 7 is a schematic view of a partial structure of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
An epoxy resin product production system is characterized by comprising a pre-preparation mechanism 1, a grinding mechanism 2 and a collection mechanism 3 which are connected in sequence;
the pre-mixing mechanism comprises a driving part 11, a reaction vessel 12 and a mixing part 13, wherein the mixing part is arranged in the reaction vessel, and the driving part is connected with the mixing part; positioning rods 14 are symmetrically arranged in the reaction container, a cam connecting part 15 is arranged between the positioning rods, and a material mixing part 13 is sleeved outside the cam connecting part;
a feed inlet 121 is formed above the reaction container, and a discharge outlet 122 and a cleaning outlet 123 are symmetrically formed below the reaction container; through the washing mouth that sets up, cleaning equipment such as the high-pressure squirt of joinable prior art fully washs reaction vessel bottom.
The grinding mechanism 2 comprises a frame 21, a feeding plate 22 is arranged in the frame, grinding compression rollers 23 are symmetrically arranged above the feeding plate, and a driving mechanism 24 is arranged on the side edge above the frame and connected with the grinding compression rollers; one end of the grinding compression roller is provided with an air injection device 25;
one end of the feeding plate is provided with a feeding part 26, and the other end of the feeding plate is provided with a discharging part 27; a collecting mechanism 3 is arranged in front of the discharging part; the collecting mechanism comprises feeding rails 31, a weighing device 32 is arranged in the area between the feeding rails, and a first lifting device 33 is connected below the weighing device;
further, still include the suction pump 4, the suction pump is connected with discharge gate, feed portion respectively, adds the material of preconditioning mixture to grinding mechanism and carries out the fine grinding.
Furthermore, the positioning rod and the cam connecting part are arranged on the central axis of the reaction vessel, so that the overall stability and the uniformity of mixed materials can be ensured.
Further, compounding portion 13 includes barrel 131, barrel surface symmetry is equipped with mixing piece 132, is connected through barrel and cam connecting portion cooperation, realizes the luffing motion of barrel. Preferably, the mixing members are provided with protrusions 133 therebetween to prevent the material from adhering to the surface of the barrel in the region between the mixing members.
Further, the mixing member 132 includes a main rod 1321, and sub-rods 1322 symmetrically disposed on the main rod. Through the setting of mixing spare, not only form big irregular vortex through the barrel in reaction vessel is inside, still break away the fluid material in the vortex through mixing spare, further improve the mixing degree.
Further, the driving part 11 includes a driving chamber 111, a driving device 112 is disposed in the driving chamber, the driving device is connected with a driving block 113, a moving track 114 is disposed on one side opposite to the driving chamber, and the driving block is connected with the moving track.
Further, a rotating shaft part 115 is arranged in the driving block, and the rotating shaft part is connected with a swinging part 116.
The driving block reciprocates along the motion track through the driving device, and the swinging part swings up and down in the reaction chamber under the action of the rotating shaft part arranged in the driving block.
Furthermore, the swing portion is connected with the material mixing portion, and the material mixing portion is driven to realize mixing motion.
The utility model discloses in, make the drive block along motion track reciprocating motion through drive arrangement, be equipped with the effect of pivot portion in the drive block under, the luffing motion of swing portion in the reacting chamber for compounding portion stirs from top to bottom in reaction vessel, forms anomalous vortex, and fluid material in rethread mixing spare breaks away in with the vortex, further improves the mixing degree and makes water based paint allotment intensive mixing.
Further, the feeding part 26 comprises a feeding cavity 261 and a guide chute 262, wherein the guide chute is obliquely arranged below the feeding cavity; one side of feeding chamber is equipped with connector 263, the below in feeding chamber is equipped with bin outlet 264, is responsible for the feeding through the connector, sends into the baffle box entering grinding mechanism with the material through the bin outlet.
Further, a step-by-step driving device 34 is connected to the feeding track.
Furthermore, the device also comprises a central control module (not marked), and the central control module is respectively connected with the weighing device, the first lifting device and the stepping type driving device.
In the utility model, the product packaging tin 5 is fed into the collecting mechanism through the collecting mechanism, the feeding tracks are driven to feed one by one through the stepping driving device, the weighing device is jacked up through the first lifting device and is contacted with the bottom of the product packaging tin, and the product materials are collected and weighed; when the set weight is reached (certain error is allowed), the weighing device is descended by the first lifting device under the control of the central control module, and the stepping type driving device drives the feeding rail to discharge materials to carry out the next filling.
Through setting up the collection mechanism, change original mode of weighing the tinning for the weight of product is more even, has reduced the material loss, has effectively reduced manufacturing cost.
Further, the gas injection device 25 includes a high-pressure gas generation device 251, a gas pipe rack 252, and a gas injection pipe 253, which are connected in sequence.
Further, a second lifting device 28 is connected below the feeding plate.
Furthermore, the feeding part is obliquely arranged above the feeding plate, and the discharging part is obliquely arranged below the feeding plate.
Further, the gas lance faces the discharge portion.
Through the air jet system who sets up, can be through spraying high-pressure gas in ejection of compact portion for the ejection of compact speed of viscidity material, the material after avoiding grinding is at ejection of compact portion polymerization agglomeration, influences ejection of compact effect.
Further, the number of the grinding press rollers is 3, and grading grinding is realized.
Further, the second lifting device comprises a motor 281, a hydraulic rod 282 and a connecting block 283 which are arranged in sequence.
Furthermore, the connecting blocks are symmetrically connected with the lower part of the feeding plate.
The distance between the feeding plate and the grinding press roller can be controlled through the action of the second lifting device, and the fineness of grinding of the materials is controlled; simultaneously, the lift degree of different position hydraulic stem of accessible control for the feed plate slope realizes grinding in grades, improves the efficiency of the ejection of compact simultaneously.
The utility model is suitable for a collection of epoxy glue fine grinding and product material after powder additive and epoxy premix.
The utility model discloses change the mode of original manual weighing canning for the weight of product is more even, has reduced the material loss, has effectively reduced manufacturing cost. The distance between the feeding plate and the grinding press roller can be controlled through the arranged second lifting device, and the fineness degree of material grinding is controlled; through the air jet system who sets up, can be through spraying high-pressure gas in ejection of compact portion for the ejection of compact speed of viscidity material, the material after avoiding grinding is at ejection of compact portion polymerization agglomeration, influences ejection of compact effect.
The utility model discloses a pre-mixing mechanism adds additive, modifier earlier in epoxy resin with advance, carries out the fine grinding through grinding the mechanism with the epoxy resin of semi-solid state flow state again, effectively improves the dispersion degree of consistency of product, collects through collecting the mechanism, has further improved the degree of automation of production.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art. It should be noted that the technical features not described in detail in the present invention can be implemented by any prior art.
Claims (10)
1. An epoxy resin product production system is characterized by comprising a pre-preparation mechanism, a grinding mechanism and a collecting mechanism which are sequentially connected;
the pre-mixing mechanism comprises a driving part, a reaction container and a mixing part, wherein the mixing part is arranged in the reaction container, and the driving part is connected with the mixing part; positioning rods are symmetrically arranged in the reaction container, a cam connecting part is arranged between the positioning rods, and a material mixing part is sleeved outside the cam connecting part;
a feed inlet is formed above the reaction container, and a discharge outlet and a cleaning opening are symmetrically formed below the reaction container;
the grinding mechanism comprises a rack, a feeding plate is arranged in the rack, grinding compression rollers are symmetrically arranged above the feeding plate, a driving mechanism is arranged on the side edge above the rack, and the driving mechanism is connected with the grinding compression rollers; one end of the grinding compression roller is provided with an air injection device;
one end of the feeding plate is provided with a feeding part, and the other end of the feeding plate is provided with a discharging part; a collecting mechanism is arranged in front of the discharging part; the collecting mechanism comprises feeding rails, a weighing device is arranged in an area between the feeding rails, and a first lifting device is connected below the weighing device;
still include the pump, the pump is connected with discharge gate, feeding portion respectively.
2. The epoxy resin product production system of claim 1, wherein the feeding section comprises a feeding cavity, a material guide chute, the material guide chute is obliquely arranged below the feeding cavity; one side of feeding chamber is equipped with the connector, the below in feeding chamber is equipped with the bin outlet.
3. The epoxy resin product production system of claim 1, wherein the mixing section comprises a cylinder body, and mixing pieces are symmetrically arranged on the surface of the cylinder body.
4. The epoxy resin product production system of claim 1, wherein the driving part comprises a driving chamber, a driving device is arranged in the driving chamber, a driving block is connected with the driving device, a moving track is arranged on one side of the driving chamber and on the opposite side of the driving chamber, and the driving block is connected with the moving track.
5. The epoxy resin product production system of claim 4, wherein a rotating shaft portion is provided in the driving block, and the rotating shaft portion is connected with a swinging portion; the swing part is connected with the mixing part.
6. The epoxy product production system of claim 1, wherein the feed track is coupled to a stepper drive.
7. The epoxy product production system of claim 6, further comprising a central control module, wherein the central control module is connected to the weighing device, the first lifting device, and the stepper drive device, respectively.
8. The epoxy resin product production system according to claim 1, wherein the gas injection device comprises a high-pressure gas generation device, a gas pipe frame, a gas injection pipe, which are connected in sequence; the gas lance faces the discharge section.
9. The epoxy product production system of claim 1, wherein a second lifting device is connected below the feed plate.
10. The epoxy resin product production system of claim 9, wherein the second lifting device comprises a motor, a hydraulic rod, a connecting block, which are arranged in sequence; the connecting blocks are symmetrically connected with the lower part of the feeding plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020947212.1U CN213286978U (en) | 2020-05-29 | 2020-05-29 | Epoxy product production system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020947212.1U CN213286978U (en) | 2020-05-29 | 2020-05-29 | Epoxy product production system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213286978U true CN213286978U (en) | 2021-05-28 |
Family
ID=75983482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020947212.1U Expired - Fee Related CN213286978U (en) | 2020-05-29 | 2020-05-29 | Epoxy product production system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213286978U (en) |
-
2020
- 2020-05-29 CN CN202020947212.1U patent/CN213286978U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210528 |