CN110228148A - A kind of rubber parts short vulcanization forming processing equipment - Google Patents
A kind of rubber parts short vulcanization forming processing equipment Download PDFInfo
- Publication number
- CN110228148A CN110228148A CN201910679755.1A CN201910679755A CN110228148A CN 110228148 A CN110228148 A CN 110228148A CN 201910679755 A CN201910679755 A CN 201910679755A CN 110228148 A CN110228148 A CN 110228148A
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- Prior art keywords
- fixed
- cavity
- motor
- rubber
- electric pushrod
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C31/00—Handling, e.g. feeding of the material to be shaped, storage of plastics material before moulding; Automation, i.e. automated handling lines in plastics processing plants, e.g. using manipulators or robots
- B29C31/04—Feeding of the material to be moulded, e.g. into a mould cavity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Thermal Sciences (AREA)
- Robotics (AREA)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of rubber parts short vulcanization forming processing equipments, shell including vulcanizing press and on the left of the vulcanizing press, cavity is equipped in the shell, rotatable rotary shaft is equipped in the cavity, delivery sheet is fixed in the rotary shaft, the delivery sheet upper surface is equipped with downwardly open placing groove, the present invention is before carrying out sulfidization molding, automatically unvulcanized rubber mass can be placed on mould bases, realize automatic charging, compared to artificial loading, improve efficiency, reduce human cost, avoid security risk during artificial loading, simultaneously, after sulfidization molding, the present invention can will be located at the O-ring in mold automatically and eject, to facilitate worker to take out O-ring.
Description
Technical field
The present invention relates to rubber curing forming technical field, specially a kind of rubber parts short vulcanization forming processing equipment.
Background technique
The vulcanization of rubber is that last procedure of rubber processing makes rubber under certain temperature, pressure and time effect
Glue macromolecular occurs chemical reaction and generates crosslinking, and rubber unvulcanizate is made to be changed into vulcanizate, to assign the various preciousnesses of rubber
Physical property makes rubber become widely applied engineering material；
It in the manufacture of rubber o-ring, is generally carried out using vulcanizing press, production stage is generally the rubber that will not vulcanize first
Sizing material is placed on mould bases, and then rubber temperature-pressure is made its sulfidization molding under the action of mould bases by vulcanizing press starting,
In tradition, place do not vulcanize rubber mass the step of generally by being accomplished manually, efficiency is lower, and there are certain safety is hidden
Suffer from, in view of the above-mentioned problems, the present invention is improved.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of rubber parts short vulcanization forming processing equipments, overcome above-mentioned
The problem of.
The present invention is achieved through the following technical solutions.
A kind of rubber parts short vulcanization forming processing equipment of the invention, including vulcanizing press and be located at the plate
Shell on the left of vulcanizer is equipped with cavity in the shell, is equipped with rotatable rotary shaft in the cavity, in the rotary shaft
It is fixed with delivery sheet, the delivery sheet upper surface is equipped with downwardly open placing groove；
The cavity left wall is fixed with left motor, and the left motor right side power is connected with threaded rod, spiral shell on the threaded rod
Line is connected with nut, and the nut upper surface is fixed with the sliding bar being slidably connected with the cavity roof, before the nut
End is fixed with box for feeding odd, and the storage cavity of upward opening is equipped in the box for feeding odd, stores rubber mass in the storage cavity, institute
It states and is equipped with pusher in box for feeding odd, when the box for feeding odd moves to designated position, the pusher is by the storage cavity
In the rubber mass be transported in the placing groove, the rubber mass and the placing groove are interference fit, prevent described put
Setting slot rotation falls the rubber mass；
The housing rear end face is fixed with fixed plate, and the fixed plate right side is equipped with the drive rod that can be moved forward and backward, institute
It states drive rod front end and is fixed with support plate, the lower end face of support plate is fixed with right electric pushrod, the right electric pushrod
Downside is fixedly connected with connecting plate, and the connecting plate lower end face is fixed with connecting rod identical with the placement slot number, institute
It states connecting rod lower end and is fixed with lower platen, when the delivery sheet is rotated into the vulcanizing press, the delivery sheet is located at
On the upside of mould bases, the drive rod, which travels forward, moves to the lower platen on the upside of the placing groove, and the right electric pushrod opens
It moves for the rubber mass in the placing groove to be placed on the mould bases.
Further, the pusher includes the motor cavity being set in the storage cavity bottom wall, and the motor cavity is left
Wall is fixed with feeding motor, and the feeding motor right side power is connected with preceding thread bar, in the motor cavity sliding be equipped with
The sliding block that the preceding thread bar is threadedly coupled is equipped with the push plate being fixedly connected with the sliding block, the push plate in the storage cavity
Left side is fixed with baffle, and the feeding chamber being connected to the storage cavity is equipped in the box for feeding odd, and the feeding chamber roof is solid
Surely it is equipped with left electric pushrod, pressure plate is fixedly connected on the downside of the left electric pushrod, when the push plate pushes away the rubber mass
After moving into the feeding chamber, the rubber mass is transported in the placing groove by the left electric pushrod starting.
Further, the feeding cavity wall is equipped with temporary tank, after the rubber mass enters in the feeding chamber, described
When left electric pushrod is inactive, the rubber mass is rested in the temporary tank.
Further, the cavity back wall is fixed with right motor, and the right motor is connected by power with the rotary shaft, institute
Fixed plate right side is stated equipped with guide groove, the guide groove rear wall is fixed with rear motor, is connected by power on front side of the rear motor
There is rear thread bar, sliding is equipped with the guide pad being threadedly coupled with the rear thread bar, the drive rod and institute in the guide groove
Guide pad is stated to be fixedly connected.
Further, it is equipped with the mold slots of upward opening in the mould bases, is equipped with spring cavity, institute in the mold slots inner wall
It states sliding in spring cavity and is equipped with and reset sliding block, be connected with top pressure spring between the reset sliding block and the spring cavity roof, institute
It states that mold slots are downwardly open, is equipped in the mold slots and the discharging block for resetting sliding block and being fixedly connected, the compression molding
Machine starting will move upwards, the discharging block to eject O-ring from the mold slots after O-ring sulfidization molding.
Further, the cavity back wall is fixed with rear electric pushrod, is fixedly connected on the upside of the rear electric pushrod
Preceding motorized rails, the preceding motorized rails upside are equipped with mounting plate, and the mounting plate upper surface is fixed with angled slide block.
Further, there are three the placing groove is set.
Beneficial effects of the present invention: unvulcanized rubber mass can be placed in by the present invention automatically before carrying out sulfidization molding
On mould bases, automatic charging is realized, compared to artificial loading, efficiency is improved, reduces human cost, avoid artificial loading
Security risk in the process, meanwhile, after sulfidization molding, the present invention can will be located at the O-ring in mold automatically and eject, thus
Worker is facilitated to take out O-ring.
Detailed description of the invention
It, below will be to embodiment or existing in order to illustrate more clearly of inventive embodiments or technical solution in the prior art
Attached drawing needed in technical description is briefly described, it should be apparent that, the accompanying drawings in the following description is only to invent
Some embodiments for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is overall structure of the present invention；
Fig. 2 is structural schematic diagram at A-A in Fig. 1；
Fig. 3 is structural schematic diagram at B in Fig. 1；
Fig. 4 is structural schematic diagram at C-C in Fig. 3；
Fig. 5 is structural schematic diagram at D in Fig. 1.
Specific embodiment
Below with reference to Fig. 1-5, the present invention is described in detail, wherein for sake of convenience, now to hereafter described orientation
Provide as follows: hereafter described front-rear direction up and down is consistent with the front-rear direction up and down of Fig. 1 projection relation itself.
A kind of rubber parts short vulcanization forming processing equipment in conjunction with described in attached drawing 1-5 mainly includes vulcanizing press 32
And the shell 10 positioned at 32 left side of the vulcanizing press, cavity 13 is equipped in the shell 10, is equipped in the cavity 13
Rotatable rotary shaft 24 is fixed with delivery sheet 21 in the rotary shaft 24, and 21 upper surface of delivery sheet is equipped with and opens downwards
The placing groove 22 of mouth；
13 left wall of cavity is fixed with left motor 11, and left 11 right side power of motor is connected with threaded rod 12, the spiral shell
Nut 43 is threaded on rasp bar 12,43 upper surface of nut is fixed with the cunning being slidably connected with 13 roof of cavity
Lever 36,43 front end of nut are fixed with box for feeding odd 45, the storage cavity 44 of upward opening, institute are equipped in the box for feeding odd 45
It states and stores rubber mass 47 in storage cavity 44, pusher is equipped in the box for feeding odd 45, when the box for feeding odd 45 moves to finger
When positioning is set, the rubber mass 47 in the storage cavity 44 is transported in the placing groove 22 by the pusher, described
Rubber mass 47 and the placing groove 22 are interference fit, prevent the rotation of placing groove 22 from fall the rubber mass 47；
10 rear end face of shell is fixed with fixed plate 42, and 42 right side of fixed plate is equipped with the transmission that can be moved forward and backward
Bar 37,37 front end of drive rod are fixed with support plate 27, and 27 lower end surface of support plate is fixed with right electric pushrod 28,
Connecting plate 29 is fixedly connected on the downside of the right electric pushrod 28,29 lower end surface of connecting plate is fixed with and the placing groove
The identical connecting rod 26 of 22 quantity, 26 lower end of connecting rod are fixed with lower platen 31, and the delivery sheet 21 is rotated to described
When in vulcanizing press 32, the delivery sheet 21 is located at 33 upside of mould bases, and the drive rod 37 travels forward and makes the lower platen
31 move to 22 upside of placing groove, and the right starting of electric pushrod 28 is thus by the rubber mass in the placing groove 22
47 are placed on the mould bases 33.
The pusher includes the motor cavity 52 being set in 44 bottom wall of storage cavity, and 52 left wall of motor cavity is solid
Surely it is equipped with feeding motor 49,49 right side power of feeding motor is connected with preceding thread bar 51, slides and set in the motor cavity 52
There is the sliding block 50 being threadedly coupled with the preceding thread bar 51, is equipped in the storage cavity 44 and is pushed away with what the sliding block 50 was fixedly connected
Plate 48,48 left side of push plate are fixed with baffle 35, are equipped in the box for feeding odd 45 and send with what the storage cavity 44 was connected to
Expect that chamber 56,56 roof of feeding chamber are fixed with left electric pushrod 55, are fixedly connected with pressure on the downside of the left electric pushrod 55
Flitch 54, after the rubber mass 47 is pushed in the feeding chamber 56 by the push plate 48, the left electric pushrod 55 starts
The rubber mass 47 is transported in the placing groove 22.
56 inner wall of feeding chamber is equipped with temporary tank 53, after the rubber mass 47 enters in the feeding chamber 56, described
When left electric pushrod 55 is inactive, the rubber mass 47 is rested in the temporary tank 53.
13 rear wall of cavity is fixed with right motor 25, and the right motor 25 is connected by power with the rotary shaft 24, institute
42 right side of fixed plate is stated equipped with guide groove 41,41 rear wall of guide groove is fixed with rear motor 38, it is described after before motor 38
Side has been connected by power rear thread bar 40, and sliding is equipped with the guide pad being threadedly coupled with the rear thread bar 40 in the guide groove 41
39, the drive rod 37 is fixedly connected with the guide pad 39.
It is equipped with the mold slots 46 of upward opening in the mould bases 33, is equipped with spring cavity 60, institute in 46 inner wall of mold slots
It states sliding in spring cavity 60 and is equipped with and reset sliding block 57, be connected with press between 60 roof of the reset sliding block 57 and the spring cavity
Spring 58, the mold slots 46 are downwardly open, and the discharging being fixedly connected with the reset sliding block 57 is equipped in the mold slots 46
Block 59, the vulcanizing press 32 starting move upwards the discharging block 59 by O-ring from institute
It states and is ejected in mold slots 46.
13 rear wall of cavity is fixed with rear electric pushrod 17, is fixedly connected with preceding electricity on the upside of the rear electric pushrod 17
Guide rail 15 is moved, mounting plate 20 is installed on the upside of the preceding motorized rails 15,20 upper surface of mounting plate is fixed with angled slide block
19。
There are three the placing groove 22 is set.
The sequence of the mechanical action of whole device:
1. starting left motor 11, left motor 11 drives the rotation of threaded rod 12 to move right box for feeding odd 45, when feeding chamber 56 moves
When to 22 upside of placing groove, left motor 11 stops；
2. the starting of feeding motor 49 drives preceding thread bar 51 to rotate, sliding block 50 is made to drive push plate 48 that rubber mass 47 is pushed to feeding
In temporary tank 53 in chamber 56, the left starting of electric pushrod 55 drives pressure plate 54 to press to rubber mass 47 in placing groove 22；
3. the left starting of motor 11 drives box for feeding odd 45 to be back to initial bit after placing rubber mass 47 in all placing grooves 22
It sets, the right starting of motor 25 drives delivery sheet 21 to rotate 180 degree by rotary shaft 24；
4. the starting of motor 38 drives guide pad 39 to travel forward by rear thread bar 40 after, and guide pad 39 is driven by drive rod 37
Support plate 27 travels forward, and lower platen 31 is made to move to 21 upside of delivery sheet；
5. right electric pushrod 28 starts, connecting rod 26 is driven to be pressed downward by connecting plate 29, connecting rod 26 drives lower platen 31 will
Rubber mass 47 in placing groove 22 presses on mould bases 33；
6. the starting of motor 38 makes drive rod 37 be back to initial position after, and starting right motor 25 makes the rotation of delivery sheet 21 to initial bit
It sets；
7. starting vulcanizing press 32, the rubber mass 47 on mould bases 33 is subjected to high-temperature pressurizing, makes 47 sulfidization molding of rubber mass；
8. after vulcanization, mould bases 33 is made to be back to initial position, motorized rails 15 before starting drive mounting plate 20 to move right
To 33 downside of mould bases, electric pushrod 17 after starting, motorized rails 15 are moved upwards before rear electric pushrod 17 drives, preceding motorized rails
15 drive angled slide block 19, and press discharging block 59, discharging block 59 eject O-ring molded in mold slots 46 upwards；
9. mounting plate 20 is back to initial position when electric pushrod 17, preceding motorized rails 15 after starting after ejection.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow be familiar with this field technology
Personage can understand the content of present invention and be implemented, and it is not intended to limit the scope of the present invention.It is all according to the present invention
Equivalent change or modification made by Spirit Essence, should be covered by the scope of protection of the present invention.
Claims (7)
1. a kind of rubber parts short vulcanization forming processing equipment, including vulcanizing press and it is located on the left of the vulcanizing press
Shell, it is characterised in that: be equipped with cavity in the shell, rotatable rotary shaft, the rotary shaft be equipped in the cavity
On be fixed with delivery sheet, the delivery sheet upper surface is equipped with downwardly open placing groove；
The cavity left wall is fixed with left motor, and the left motor right side power is connected with threaded rod, spiral shell on the threaded rod
Line is connected with nut, and the nut upper surface is fixed with the sliding bar being slidably connected with the cavity roof, before the nut
End is fixed with box for feeding odd, and the storage cavity of upward opening is equipped in the box for feeding odd, stores rubber mass in the storage cavity, institute
It states and is equipped with pusher in box for feeding odd, when the box for feeding odd moves to designated position, the pusher is by the storage cavity
In the rubber mass be transported in the placing groove, the rubber mass and the placing groove are interference fit, prevent described put
Setting slot rotation falls the rubber mass；
The housing rear end face is fixed with fixed plate, and the fixed plate right side is equipped with the drive rod that can be moved forward and backward, institute
It states drive rod front end and is fixed with support plate, the lower end face of support plate is fixed with right electric pushrod, the right electric pushrod
Downside is fixedly connected with connecting plate, and the connecting plate lower end face is fixed with connecting rod identical with the placement slot number, institute
It states connecting rod lower end and is fixed with lower platen, when the delivery sheet is rotated into the vulcanizing press, the delivery sheet is located at
On the upside of mould bases, the drive rod, which travels forward, moves to the lower platen on the upside of the placing groove, and the right electric pushrod opens
It moves for the rubber mass in the placing groove to be placed on the mould bases.
2. a kind of rubber parts short vulcanization forming processing equipment according to claim 1, it is characterised in that: the pusher
Mechanism includes the motor cavity being set in the storage cavity bottom wall, and the motor cavity left wall is fixed with feeding motor, described to send
Material motor right side power is connected with preceding thread bar, and sliding is equipped with the cunning being threadedly coupled with the preceding thread bar in the motor cavity
Block is equipped with the push plate being fixedly connected with the sliding block in the storage cavity, and the push plate left side is fixed with baffle, described to send
The feeding chamber being connected to the storage cavity is equipped in hopper, the feeding chamber roof is fixed with left electric pushrod, the left electricity
It is fixedly connected with pressure plate on the downside of dynamic push rod, after the rubber mass is pushed in the feeding chamber by the push plate, the left side
The rubber mass is transported in the placing groove by electric pushrod starting.
3. a kind of rubber parts short vulcanization forming processing equipment according to claim 2, it is characterised in that: the feeding
Cavity wall is equipped with temporary tank, after the rubber mass enters in the feeding chamber, when the left electric pushrod is inactive, and the rubber
Sizing material rests in the temporary tank.
4. a kind of rubber parts short vulcanization forming processing equipment according to claim 1, it is characterised in that: the cavity
Rear wall is fixed with right motor, and the right motor is connected by power with the rotary shaft, and the fixed plate right side is equipped with guide groove,
The guide groove rear wall is fixed with rear motor, and rear thread bar has been connected by power on front side of the rear motor, has been slided in the guide groove
Dynamic to be equipped with the guide pad being threadedly coupled with the rear thread bar, the drive rod is fixedly connected with the guide pad.
5. a kind of rubber parts short vulcanization forming processing equipment according to claim 1, it is characterised in that: the mould bases
In be equipped with the mold slots of upward opening, spring cavity is equipped in the mold slots inner wall, sliding is equipped with to reset and slide in the spring cavity
Block is connected with top pressure spring between the reset sliding block and the spring cavity roof, the mold slots are downwardly open, the mold
The discharging block being fixedly connected with the reset sliding block is equipped in slot, the vulcanizing press starting makes after O-ring sulfidization molding
The discharging block is moved upwards ejects O-ring from the mold slots.
6. a kind of rubber parts short vulcanization forming processing equipment according to claim 5, it is characterised in that: the cavity
Rear wall is fixed with rear electric pushrod, is fixedly connected with preceding motorized rails, the preceding motorized rails on the upside of the rear electric pushrod
Upside is equipped with mounting plate, and the mounting plate upper surface is fixed with angled slide block.
7. a kind of rubber parts short vulcanization forming processing equipment according to claim 1, it is characterised in that: the placement
There are three slot is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910679755.1A CN110228148B (en) | 2019-07-26 | 2019-07-26 | Rubber spare vulcanizes shaping processing apparatus fast |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910679755.1A CN110228148B (en) | 2019-07-26 | 2019-07-26 | Rubber spare vulcanizes shaping processing apparatus fast |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110228148A true CN110228148A (en) | 2019-09-13 |
| CN110228148B CN110228148B (en) | 2021-02-09 |
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ID=67856017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910679755.1A Active CN110228148B (en) | 2019-07-26 | 2019-07-26 | Rubber spare vulcanizes shaping processing apparatus fast |
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| Country | Link |
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| CN (1) | CN110228148B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112959567A (en) * | 2021-01-18 | 2021-06-15 | 杨慧 | O type rubber seal apparatus for producing based on expansion vulcanization mould utensil |
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|---|---|---|---|---|
| CN205255349U (en) * | 2016-01-06 | 2016-05-25 | 金瑾 | Unloading mechanism among vulcanizer |
| CN207373543U (en) * | 2017-08-29 | 2018-05-18 | 南京泛特塑业有限公司 | Vulcanizing press with automation feeding device |
| CN207373525U (en) * | 2017-08-29 | 2018-05-18 | 南京泛特塑业有限公司 | Vulcanizing press with automation feed arrangement |
| CN207522927U (en) * | 2017-11-14 | 2018-06-22 | 深圳市富创橡塑五金制品有限公司 | A kind of rubber parts Rapid vulcanization equipment |
| CN108580731A (en) * | 2018-05-28 | 2018-09-28 | 惠州市诚业家具有限公司 | Automate the decompressor of feeding and discharging |
| CN109551694A (en) * | 2018-11-27 | 2019-04-02 | 际华三五七橡胶制品有限公司 | A kind of compression molding production line for the production of strip sizing material |
-
2019
- 2019-07-26 CN CN201910679755.1A patent/CN110228148B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205255349U (en) * | 2016-01-06 | 2016-05-25 | 金瑾 | Unloading mechanism among vulcanizer |
| CN207373543U (en) * | 2017-08-29 | 2018-05-18 | 南京泛特塑业有限公司 | Vulcanizing press with automation feeding device |
| CN207373525U (en) * | 2017-08-29 | 2018-05-18 | 南京泛特塑业有限公司 | Vulcanizing press with automation feed arrangement |
| CN207522927U (en) * | 2017-11-14 | 2018-06-22 | 深圳市富创橡塑五金制品有限公司 | A kind of rubber parts Rapid vulcanization equipment |
| CN108580731A (en) * | 2018-05-28 | 2018-09-28 | 惠州市诚业家具有限公司 | Automate the decompressor of feeding and discharging |
| CN109551694A (en) * | 2018-11-27 | 2019-04-02 | 际华三五七橡胶制品有限公司 | A kind of compression molding production line for the production of strip sizing material |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112959567A (en) * | 2021-01-18 | 2021-06-15 | 杨慧 | O type rubber seal apparatus for producing based on expansion vulcanization mould utensil |
| CN112959567B (en) * | 2021-01-18 | 2022-06-21 | 苏州亚田新材料科技有限公司 | O type rubber seal apparatus for producing based on expansion vulcanization mould utensil |
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| Publication number | Publication date |
|---|---|
| CN110228148B (en) | 2021-02-09 |
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Effective date of registration: 20210113 Address after: 201415 workshop 1, No.18 Changting Road, Zhuangxing Town, Fengxian District, Shanghai Applicant after: Shanghai Kezhan Rubber Technology Co.,Ltd. Address before: 318000 No.2, building 62, District 1, sanxingqiao village, Taiping Street, Wenling City, Taizhou City, Zhejiang Province Applicant before: Wenling Yunge Crafts Co.,Ltd. |
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