CN205551248U - A mouthful throat mould that expands for bellmouth - Google Patents
A mouthful throat mould that expands for bellmouth Download PDFInfo
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- CN205551248U CN205551248U CN201620356873.0U CN201620356873U CN205551248U CN 205551248 U CN205551248 U CN 205551248U CN 201620356873 U CN201620356873 U CN 201620356873U CN 205551248 U CN205551248 U CN 205551248U
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- reducing
- swollen
- die
- bellmouth
- punch
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Abstract
The utility model provides a mouthful throat mould that expands for bellmouth, it includes cope match -plate pattern, lower bolster, its characteristics of are: still including the stomatodeum mould that expands, it sets up mouthful reducing area of once expanding to expand the die cavity mouth limit of stomatodeum mould, and the stomatodeum mould that expands links firmly with the lower bolster, expand mouthful terrace die upper end for mouthful reducing end that once expands, wear to adorn and link firmly with the cope match -plate pattern in bloated stomatodeum mould, it is cylindrical that the die cavity mouth limit of throat die sets up the throat external diameter, it is cylindrical that the centre is the bellmouth external diameter, between for throat reducing area, the lower extreme oral area sets up bloated mouthful of reducing area of secondary, the throat die links firmly with the cope match -plate pattern, throat terrace die periphery upper end is cylindrical for the throat internal diameter, throat reducing end, the bellmouth internal diameter is cylindrical, the bloated mouthful reducing of secondary is held, the lower extreme is cylindrical for bloated mouthful internal diameter, the throat terrace die is worn the dress and is linked firmly with the lower bolster in the throat die, the interior zhou shangduan of integer material returned board sets up annular integer area, integer backing plate and integer material returned sleeve -board connect on the throat terrace die, the integer backing plate links firmly with the lower bolster, integer material returned board and throat terrace die sliding connection.
Description
Technical field
This utility model belongs to diel, is a kind of swollen mouth necking die for bellmouth.
Background technology
Pipeline transportation is as the means of transportation of a kind of long distance delivery liquids and gases goods and materials of means of transport with pipeline, have that freight volume is big, take up an area less, the pipeline transportation construction period is short, expense is low, pipeline transportation is safe and reliable, seriality is strong, pipeline transportation power consumption less, low cost, profitable advantage.Pipe is the main member constituting pipeline, pipe has steel pipe, cast iron pipe, concrete reinforced pipe, non-metallic pipe several by material, connected mode has socket joint connection, Flange joint, welding, bonding several, it is convenient and swift, connected mode safely and efficiently during pipe connects that socket joint connects, owing to socket joint interconnection system pipe belongs to reduced pipe, for the steel pipe of prior art, need to manufacture equal pipe, bellmouth and socket respectively, be welded to form spigot-and-socket steel pipe the most again.
The equal pipe of manufacture respectively, bellmouth and socket in prior art, it is welded to form the most again in the manufacturing process of spigot-and-socket steel pipe, bellmouth uses roll-in support mouth to be processed with the mode of reducing, but, to diameter more than 400, the thick pipeline more than 6 of material, the mode of described roll-in support mouth and reducing be difficulty with mass production and also the precision of the dimensional tolerance of bellmouth, form and position tolerance cannot meet technological requirement.
Summary of the invention
Technical problem to be solved in the utility model is: overcome existing shortcoming, a kind of swollen mouth necking die for bellmouth is provided, roll-in can be overcome to need to heat blank and the thermal deformation impact on part accuracy, one set of die realizes swollen mouth integrated with two work steps that reducing is carried out simultaneously, and on the punch and die of mould, take the integer structure of reducing integer band, it is ensured that the accuracy of manufacture of bellmouth.
This utility model solves the scheme of technical problem: a kind of swollen mouth necking die for bellmouth, and it includes cope match-plate pattern, lower bolster, two groups of guide pillars and bushes, ejector beam, push rods, and the two groups of guide pillars and bushes that are connected between described cope match-plate pattern and lower bolster constitute mould bases；nullIt is characterized in that: also include swollen stomatodeum mould、Swollen mouth punch、Die pad、Reducing die、Reducing punch、Integer stripper、Integer backing plate，The die cavity of described swollen stomatodeum mould is cylindrical，The die cavity upper port limit of swollen stomatodeum mould arranges the most swollen mouth reducing band of annular、And be smoothly connected with cylindrical mold cavities，Swollen stomatodeum mould is placed between two groups of guide pillars and bushes、Lower end is connected with lower bolster，Described swollen mouth punch periphery is cylindrical，Cylindrical swollen mouth punch upper end is the most swollen mouth reducing end of annular、And be smoothly connected with cylindrical male，Swollen mouth punch is installed in swollen stomatodeum mould、Upper end is connected with cope match-plate pattern，Between die cavity and the periphery of swollen mouth punch of swollen stomatodeum mould, there is unilateral gap delta，In the die cavity of swollen stomatodeum mould, die pad is set and is slidably connected，The end face of die pad contacts with swollen mouth punch end face，Push rod is installed in lower bolster，The end face of push rod contacts with die pad、Lower end is stretched out outside lower bolster and is slidably connected；nullThe die cavity upper port limit of described reducing die arranges reducing outer diameter cylindrical shape、Centre is bellmouth outer diameter cylindrical shape，It it is the necking reducer band of annular between reducing outer diameter cylindrical shape and the bellmouth outer diameter cylindrical shape of reducing die die cavity、Lower end oral area arranges the secondary swollen mouth reducing band of annular，The necking reducer band of reducing die die cavity is smoothly connected with the die cavity of reducing outer diameter cylindrical shape and bellmouth outer diameter cylindrical shape、Secondary is swollen mouth reducing band is smoothly connected with the die cavity of bellmouth outer diameter cylindrical shape，Reducing die is placed between two groups of guide pillars and bushes、Swollen mouth punch side、Upper end is connected with cope match-plate pattern，Upper end, reducing punch periphery is reducing inner diameter cylindrical shape、Centre is bellmouth inner diameter cylindrical shape、Lower end is swollen mouth inner diameter cylindrical shape，It it is the necking reducer end of annular between reducing inner diameter cylindrical shape and the bellmouth inner diameter cylindrical shape of reducing punch periphery，It it is the secondary swollen mouth reducing end of annular between bellmouth inner diameter cylindrical shape and the swollen mouth inner diameter cylindrical shape of reducing punch periphery，The necking reducer end of reducing punch periphery is smoothly connected with the periphery of reducing inner diameter cylindrical shape and bellmouth inner diameter cylindrical shape、Secondary is swollen mouth reducing end is smoothly connected with the periphery of bellmouth inner diameter cylindrical shape and swollen mouth inner diameter cylindrical shape，Reducing punch is installed in reducing die、Swollen stomatodeum mould side、Lower end is connected with lower bolster，Between die cavity and the periphery of reducing punch of reducing die, there is unilateral gap delta，Described integer stripper is torus，The inner circumferential upper end of toric integer stripper arranges the integer band of annular，The bottom surface of integer band is taper surface，The end diameter of taper surface is identical with the swollen mouth inner diameter cylindrical shape diameter of reducing punch periphery、Outside diameter is identical with the swollen mouth external diameter of bellmouth，The bus length of taper surface is identical with bellmouth material thickness，Integer backing plate and integer stripper are placed on lower bolster from the bottom to top、It is socketed on reducing punch，Integer backing plate is connected with lower bolster，Integer stripper is slidably connected with reducing punch，The integer band of the annular that the secondary swollen mouth reducing band of the annular that reducing die lower end oral area is arranged and integer stripper upper end are arranged forms the swollen mouth integer band of bellmouth；Ejector beam is installed in lower bolster, the end face of ejector beam contacts with integer stripper, lower end is stretched out outside lower bolster and is slidably connected.
The unilateral gap delta having between the unilateral gap delta or the periphery of the die cavity of reducing die and reducing punch that have between die cavity and the periphery of swollen mouth punch of described swollen stomatodeum mould with the relation of bellmouth material thickness t is:
δ=(1-1.25) t.
Work process of the present utility model is:
1) being placed on punch press by mould, lower bolster and work bench of punch press are connected, cope match-plate pattern is connected with punch press top shoe；
2) when producing first bellmouth, start punch press, move on punch press top shoe, drive cope match-plate pattern and connected swollen mouth punch thereof and reducing die to open, prefabricated bellmouth is placed in swollen stomatodeum mould, bottom surface contacts with die pad, restarting punch press, punch press top shoe drives swollen mouth punch and reducing die to move down, until punch press top shoe arrives bottom dead centre in swollen mouth punch stretches into the built-in bellmouth of swollen stomatodeum mould, swollen mouth punch and swollen stomatodeum mould Guan Bi, by the upper port limit swollen mouth molding of prefabricated bellmouth；Then moving on punch press top shoe, drive cope match-plate pattern and connected swollen mouth punch thereof and reducing die to open, push rod ejects the bellmouth after swollen mouth by die pad；
3) bellmouth after swollen mouth is taken out, swollen mouth end is downward, it is socketed on reducing punch, swollen mouth end face contacts with the integer band of the annular of integer stripper, simultaneously, new prefabricated bellmouth is placed in swollen stomatodeum mould, bottom surface contacts with die pad, start punch press, punch press top shoe drives swollen mouth punch and reducing die to move down, swollen mouth punch stretches in the bellmouth that swollen stomatodeum mould is built-in, on reducing die case bellmouth after swollen mouth, punch press top shoe continues to move down arrival bottom dead centre, swollen mouth punch and swollen stomatodeum mould Guan Bi, by the upper port limit swollen mouth molding of prefabricated bellmouth, simultaneously, reducing die closes with reducing punch, after by swollen mouth while the upper port limit necking forming of bellmouth, by the lower end swollen mouth integer of bellmouth after swollen mouth to the finished product bellmouth meeting technological requirement；Then moving on punch press top shoe, drive cope match-plate pattern and connected swollen mouth punch thereof and reducing die to open, push rod ejects the bellmouth after swollen mouth, ejector beam by integer stripper pushing-off product bellmouth by die pad；
4) the continuous production of the swollen mouth of bellmouth, reducing is carried out according to step 3)；
5) when producing last bellmouth, bellmouth after swollen mouth is taken out, swollen mouth end downwards, be socketed on reducing punch, swollen mouth end face contacts with the integer band of the annular of integer stripper, start punch press, punch press top shoe drives swollen mouth punch and reducing die to move down, on reducing die case bellmouth after swollen mouth, punch press top shoe continues to move down arrival bottom dead centre, reducing die closes with reducing punch, after by swollen mouth while the upper port limit necking forming of bellmouth, by the lower end swollen mouth integer of bellmouth after swollen mouth to the finished product bellmouth meeting technological requirement；Then moving on punch press top shoe, drive cope match-plate pattern and connected swollen mouth punch thereof and reducing die to open, ejector beam passes through integer stripper pushing-off product bellmouth, terminates to produce.
A kind of swollen mouth necking die for bellmouth of this utility model, two work steps are integrated on a set of mould bases, make full use of the work space of punch press, improve production efficiency, and when reducing, swollen mouth can be continued secondary integer by the swollen mouth integer band that the secondary swollen mouth reducing band of annular arranged by reducing die lower end oral area and the integer band of the annular of integer stripper upper end setting form bellmouth, it is ensured that the dimensional tolerance of bellmouth, the precision of form and position tolerance meet technological requirement.Have the bellmouth precision height of processing, the manufacturing cycle is short, reduce cost, efficiency height, simple in construction, be suitable for reliable, time saving and energy saving advantage.
Accompanying drawing explanation
Fig. 1 is originally the structural representation of a kind of swollen mouth necking die for bellmouth of utility model.
In figure: 1 lower bolster, 2 guide pillars, 3 guide pin bushings, 4 swollen stomatodeum moulds, 5 die pads, 6 push rods, 7 swollen mouthfuls of punch, 8 reducing punch, 9 cope match-plate patterns, 10 reducing dies, 11 integer strippers, 12 integer backing plates, 13 ejector beams.
Detailed description of the invention
With embodiment, this utility model is further illustrated below in conjunction with the accompanying drawings.
Seeing Fig. 1, a kind of swollen mouth necking die for bellmouth of the present embodiment, it includes cope match-plate pattern 9,1, two groups of guide pillars 2 of lower bolster and guide pin bushing 3, ejector beam 13, push rod 6, is connected two groups of guide pillars 2 and guide pin bushing 3 constitutes mould bases between described cope match-plate pattern 9 and lower bolster 1；nullIt is characterized in that: also include swollen stomatodeum mould 4、Swollen mouth punch 7、Die pad 5、Reducing die 10、Reducing punch 8、Integer stripper 11、Integer backing plate 12，The die cavity of described swollen stomatodeum mould 4 is cylindrical，The die cavity upper port limit of swollen stomatodeum mould 4 arranges the most swollen mouth reducing band of annular、And be smoothly connected with cylindrical mold cavities，Swollen stomatodeum mould 4 is placed between two groups of guide pillars 2 and guide pin bushing 3、Lower end is connected with lower bolster 1，Described swollen mouth punch 7 periphery is cylindrical，Cylindrical swollen mouth punch 7 upper end is the most swollen mouth reducing end of annular、And be smoothly connected with cylindrical male，Swollen mouth punch 7 is installed in swollen stomatodeum mould 4、Upper end is connected with cope match-plate pattern 9，Between die cavity and the periphery of swollen mouth punch 7 of swollen stomatodeum mould 4, there is unilateral gap delta=1.1t，In the die cavity of swollen stomatodeum mould 4, die pad 5 is set and is slidably connected，The end face of die pad 5 contacts with swollen mouth punch 7 end face，Push rod 6 is installed in lower bolster 1，The end face of push rod 6 contacts with die pad 5、Lower end is stretched out outside lower bolster 1 and is slidably connected；nullThe die cavity upper port limit of described reducing die 10 arranges reducing outer diameter cylindrical shape、Centre is bellmouth outer diameter cylindrical shape，It it is the necking reducer band of annular between reducing outer diameter cylindrical shape and the bellmouth outer diameter cylindrical shape of reducing die 10 die cavity、Lower end oral area arranges the secondary swollen mouth reducing band of annular，The necking reducer band of reducing die 10 die cavity is smoothly connected with the die cavity of reducing outer diameter cylindrical shape and bellmouth outer diameter cylindrical shape、Secondary is swollen mouth reducing band is smoothly connected with the die cavity of bellmouth outer diameter cylindrical shape，Reducing die 10 is placed between two groups of guide pillars 2 and guide pin bushing 3、Swollen mouth punch 7 side、Upper end is connected with cope match-plate pattern 9，Upper end, reducing punch 8 periphery is reducing inner diameter cylindrical shape、Centre is bellmouth inner diameter cylindrical shape、Lower end is swollen mouth inner diameter cylindrical shape，It it is the necking reducer end of annular between reducing inner diameter cylindrical shape and the bellmouth inner diameter cylindrical shape of reducing punch 8 periphery，It it is the secondary swollen mouth reducing end of annular between bellmouth inner diameter cylindrical shape and the swollen mouth inner diameter cylindrical shape of reducing punch 8 periphery，The necking reducer end of reducing punch 8 periphery is smoothly connected with the periphery of reducing inner diameter cylindrical shape and bellmouth inner diameter cylindrical shape、Secondary is swollen mouth reducing end is smoothly connected with the periphery of bellmouth inner diameter cylindrical shape and swollen mouth inner diameter cylindrical shape，Reducing punch 8 is installed in reducing die 10、Swollen stomatodeum mould 4 side、Lower end is connected with lower bolster 1，Between die cavity and the periphery of reducing punch 8 of reducing die 10, there is unilateral gap delta=1.1t，Described integer stripper 11 is torus，The inner circumferential upper end of toric integer stripper 11 arranges the integer band of annular，The bottom surface of integer band is taper surface，The end diameter of taper surface is identical with the swollen mouth inner diameter cylindrical shape diameter of reducing punch 8 periphery、Outside diameter is identical with the swollen mouth external diameter of bellmouth，The bus length of taper surface is identical with bellmouth material thickness，Integer backing plate 12 and integer stripper 11 are placed on lower bolster 1 from the bottom to top、It is socketed on reducing punch 8，Integer backing plate 12 is connected with lower bolster 1，Integer stripper 11 is slidably connected with reducing punch 8，The integer band of the annular that the secondary swollen mouth reducing band of the annular that reducing die 10 lower end oral area is arranged and integer stripper 11 upper end are arranged forms the swollen mouth integer band of bellmouth；Ejector beam 13 is installed in lower bolster 1, the end face of ejector beam 13 contacts with integer stripper 11, lower end is stretched out outside lower bolster 1 and is slidably connected.The present embodiment uses prior art manufacture.
The work process of the present embodiment is:
1) being placed on punch press by mould, lower bolster 1 and work bench of punch press are connected, cope match-plate pattern 9 is connected with punch press top shoe；
2) when producing first bellmouth, start punch press, move on punch press top shoe, cope match-plate pattern 9 and connected swollen mouth punch 7 thereof and reducing die 10 is driven to open, prefabricated bellmouth is placed in swollen stomatodeum mould 4, bottom surface contacts with die pad 5, restart punch press, punch press top shoe drives swollen mouth punch 7 and reducing die 10 to move down, until punch press top shoe arrives bottom dead centre in swollen mouth punch 7 stretches into the built-in bellmouth of swollen stomatodeum mould 4, swollen mouth punch 7 and swollen stomatodeum mould 4 close, by the upper port limit swollen mouth molding of prefabricated bellmouth；Then moving on punch press top shoe, drive cope match-plate pattern 9 and connected swollen mouth punch 7 thereof and reducing die 10 to open, push rod 6 ejects the bellmouth after swollen mouth by die pad 5；
3) bellmouth after swollen mouth is taken out, swollen mouth end is downward, it is socketed on reducing punch 8, swollen mouth end face contacts with the integer band of the annular of integer stripper 11, simultaneously, new prefabricated bellmouth is placed in swollen stomatodeum mould 4, bottom surface contacts with die pad 5, start punch press, punch press top shoe drives swollen mouth punch 7 and reducing die 10 to move down, swollen mouth punch 7 stretches in the bellmouth that swollen stomatodeum mould 4 is built-in, reducing die 10 is enclosed within the bellmouth after swollen mouth, punch press top shoe continues to move down arrival bottom dead centre, swollen mouth punch 7 and swollen stomatodeum mould 4 close, by the upper port limit swollen mouth molding of prefabricated bellmouth, simultaneously, reducing die 10 closes with reducing punch 8, after by swollen mouth while the upper port limit necking forming of bellmouth, by the lower end swollen mouth integer of bellmouth after swollen mouth to the finished product bellmouth meeting technological requirement；Then moving on punch press top shoe, drive cope match-plate pattern 9 and connected swollen mouth punch 7 thereof and reducing die 10 to open, push rod 6 ejects the bellmouth after swollen mouth, ejector beam 13 by integer stripper 11 pushing-off product bellmouth by die pad 5；
4) the continuous production of the swollen mouth of bellmouth, reducing is carried out according to step 3)；
5) when producing last bellmouth, bellmouth after swollen mouth is taken out, swollen mouth end downwards, be socketed on reducing punch 8, swollen mouth end face contacts with the integer band of the annular of integer stripper 11, start punch press, punch press top shoe drives swollen mouth punch 7 and reducing die 10 to move down, reducing die 10 is enclosed within the bellmouth after swollen mouth, punch press top shoe continues to move down arrival bottom dead centre, reducing die 10 closes with reducing punch 8, after by swollen mouth while the upper port limit necking forming of bellmouth, by the lower end swollen mouth integer of bellmouth after swollen mouth to the finished product bellmouth meeting technological requirement；Then moving on punch press top shoe, drive cope match-plate pattern 9 and connected swollen mouth punch 7 thereof and reducing die 10 to open, ejector beam 13, by integer stripper 11 pushing-off product bellmouth, terminates to produce.
Claims (2)
1. for a swollen mouth necking die for bellmouth, it includes cope match-plate pattern, lower bolster, two groups of guide pillars and bushes, ejector beam, push rods, and the two groups of guide pillars and bushes that are connected between described cope match-plate pattern and lower bolster constitute mould bases；nullIt is characterized in that: also include swollen stomatodeum mould、Swollen mouth punch、Die pad、Reducing die、Reducing punch、Integer stripper、Integer backing plate，The die cavity of described swollen stomatodeum mould is cylindrical，The die cavity upper port limit of swollen stomatodeum mould arranges the most swollen mouth reducing band of annular、And be smoothly connected with cylindrical mold cavities，Swollen stomatodeum mould is placed between two groups of guide pillars and bushes、Lower end is connected with lower bolster，Described swollen mouth punch periphery is cylindrical，Cylindrical swollen mouth punch upper end is the most swollen mouth reducing end of annular、And be smoothly connected with cylindrical male，Swollen mouth punch is installed in swollen stomatodeum mould、Upper end is connected with cope match-plate pattern，Between die cavity and the periphery of swollen mouth punch of swollen stomatodeum mould, there is unilateral gap delta，In the die cavity of swollen stomatodeum mould, die pad is set and is slidably connected，The end face of die pad contacts with swollen mouth punch end face，Push rod is installed in lower bolster，The end face of push rod contacts with die pad、Lower end is stretched out outside lower bolster and is slidably connected；nullThe die cavity upper port limit of described reducing die arranges reducing outer diameter cylindrical shape、Centre is bellmouth outer diameter cylindrical shape，It it is the necking reducer band of annular between reducing outer diameter cylindrical shape and the bellmouth outer diameter cylindrical shape of reducing die die cavity、Lower end oral area arranges the secondary swollen mouth reducing band of annular，The necking reducer band of reducing die die cavity is smoothly connected with the die cavity of reducing outer diameter cylindrical shape and bellmouth outer diameter cylindrical shape、Secondary is swollen mouth reducing band is smoothly connected with the die cavity of bellmouth outer diameter cylindrical shape，Reducing die is placed between two groups of guide pillars and bushes、Swollen mouth punch side、Upper end is connected with cope match-plate pattern，Upper end, reducing punch periphery is reducing inner diameter cylindrical shape、Centre is bellmouth inner diameter cylindrical shape、Lower end is swollen mouth inner diameter cylindrical shape，It it is the necking reducer end of annular between reducing inner diameter cylindrical shape and the bellmouth inner diameter cylindrical shape of reducing punch periphery，It it is the secondary swollen mouth reducing end of annular between bellmouth inner diameter cylindrical shape and the swollen mouth inner diameter cylindrical shape of reducing punch periphery，The necking reducer end of reducing punch periphery is smoothly connected with the periphery of reducing inner diameter cylindrical shape and bellmouth inner diameter cylindrical shape、Secondary is swollen mouth reducing end is smoothly connected with the periphery of bellmouth inner diameter cylindrical shape and swollen mouth inner diameter cylindrical shape，Reducing punch is installed in reducing die、Swollen stomatodeum mould side、Lower end is connected with lower bolster，Between die cavity and the periphery of reducing punch of reducing die, there is unilateral gap delta，Described integer stripper is torus，The inner circumferential upper end of toric integer stripper arranges the integer band of annular，The bottom surface of integer band is taper surface，The end diameter of taper surface is identical with the swollen mouth inner diameter cylindrical shape diameter of reducing punch periphery、Outside diameter is identical with the swollen mouth external diameter of bellmouth，The bus length of taper surface is identical with bellmouth material thickness，Integer backing plate and integer stripper are placed on lower bolster from the bottom to top、It is socketed on reducing punch，Integer backing plate is connected with lower bolster，Integer stripper is slidably connected with reducing punch，The integer band of the annular that the secondary swollen mouth reducing band of the annular that reducing die lower end oral area is arranged and integer stripper upper end are arranged forms the swollen mouth integer band of bellmouth；Ejector beam is installed in lower bolster, the end face of ejector beam contacts with integer stripper, lower end is stretched out outside lower bolster and is slidably connected.
A kind of swollen mouth necking die for bellmouth, is characterized in that: the unilateral gap delta having between the unilateral gap delta or the periphery of the die cavity of reducing die and reducing punch that have between die cavity and the periphery of swollen mouth punch of described swollen stomatodeum mould with the relation of bellmouth material thickness t is:
δ=(1-1.25) t.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620356873.0U CN205551248U (en) | 2016-04-26 | 2016-04-26 | A mouthful throat mould that expands for bellmouth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620356873.0U CN205551248U (en) | 2016-04-26 | 2016-04-26 | A mouthful throat mould that expands for bellmouth |
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| Publication Number | Publication Date |
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| CN205551248U true CN205551248U (en) | 2016-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620356873.0U Expired - Fee Related CN205551248U (en) | 2016-04-26 | 2016-04-26 | A mouthful throat mould that expands for bellmouth |
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| CN (1) | CN205551248U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108655290A (en) * | 2018-03-27 | 2018-10-16 | 浙江美联智能科技有限公司 | The spindle support processing molding method of cladding spindle |
-
2016
- 2016-04-26 CN CN201620356873.0U patent/CN205551248U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108655290A (en) * | 2018-03-27 | 2018-10-16 | 浙江美联智能科技有限公司 | The spindle support processing molding method of cladding spindle |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160907 Termination date: 20170426 |
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| CF01 | Termination of patent right due to non-payment of annual fee |