CN115782291A - Corrugated container board of corrugated container box production equipment of tailorring - Google Patents
Corrugated container board of corrugated container box production equipment of tailorring Download PDFInfo
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- CN115782291A CN115782291A CN202211414493.4A CN202211414493A CN115782291A CN 115782291 A CN115782291 A CN 115782291A CN 202211414493 A CN202211414493 A CN 202211414493A CN 115782291 A CN115782291 A CN 115782291A
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- electromagnet
- transmission shaft
- corrugated
- blade
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims abstract description 33
- 238000005520 cutting process Methods 0.000 claims abstract description 28
- 239000004020 conductor Substances 0.000 claims abstract description 17
- 239000007788 liquid Substances 0.000 claims abstract description 7
- 239000011111 cardboard Substances 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 claims description 2
- 238000003825 pressing Methods 0.000 abstract description 10
- 238000000034 method Methods 0.000 description 13
- 230000008569 process Effects 0.000 description 8
- 230000033001 locomotion Effects 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000000123 paper Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011087 paperboard Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The invention relates to the technical field of cutting machines, and discloses corrugated board cutting equipment for corrugated carton production, which comprises a transmission shaft sleeve, a cutter dropping block and a blade, wherein a plurality of permanent magnets are embedded in an axial surface annular array of the cutter dropping block, conductor balls are embedded in the permanent magnets, a first resistance strip and a second resistance strip are fixedly embedded in the inner side surface of the transmission shaft sleeve, an electromagnet is installed in the transmission shaft sleeve, a connecting rod and a pressing plate are fixedly installed at the bottom end of the electromagnet, a sliding groove is formed in the inner axial surface of the joint of the cutter dropping block and the blade, a sliding block is installed in the sliding groove in a sliding manner, and transmission liquid is filled in the sliding groove. The corrugated board cutting equipment for corrugated carton production prevents the cutter falling block and the transmission shaft sleeve from being worn through the repulsion force of the electromagnet and the permanent magnet; the force of the blade during cutting is increased through the repulsion force of the electromagnet and the permanent magnet; the current of the electromagnet is controlled to protect the eccentric block; the blade is fixed by heat generated by the vibration of the electromagnet and the permanent magnet.
Description
Technical Field
The invention relates to the technical field of cutting machines, in particular to corrugated board cutting equipment for corrugated box production.
Background
The corrugated paper box is a packaging product with the widest application, the using amount is always the head of various packaging products, the corrugated paper box plays a role in protecting commodities, facilitating storage, transportation, beautifying commodities and publicizing the commodities, belongs to a green environment-friendly product, and is beneficial to environmental protection and loading, unloading and transportation. Corrugated paper boxes are made of corrugated paper boards through die cutting, indentation, box nailing or box gluing. In the process of die cutting corrugated cartons, a vibrating knife cutting machine is used.
In the cutting process of the vibrating knife cutting machine, the vibrating motor drives the eccentric block to rotate, and the eccentric block drives the knife falling block and the knife blade to vibrate and cut at a high speed in the transmission shaft sleeve through the transmission shaft. However, the cutting frequency of the vibrating knife is high, and the vibrating knife can vibrate for tens of thousands of times per minute, so that the knife falling block reciprocates at a high speed in the transmission shaft sleeve, abrasion is easy to generate, and the knife falling block and the knife blade are unstable in the later cutting process, so that the cutting quality is influenced; and, when the cutting of vibration sword, wait to cut article stability relatively poor, at the in-process that the vibration sword removed, cause easily waiting to cut the phenomenon that the article removed along with the vibration sword together, finally appear cutting the unqualified problem of product.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the existing vibrating knife cutting machine in the use process in the background technology, the invention provides corrugated board cutting equipment for corrugated carton production, which has the advantages of preventing the abrasion and the cutting vibration of a knife falling block and preventing the movement of an article to be cut, and solves the technical problems in the background technology.
(II) technical scheme
The invention provides the following technical scheme: the utility model provides a corrugated container board equipment of tailorring of corrugated box production, includes the vibration sword includes driving sleeve and vibrating motor, vibrating motor transmission shaft fixedly connected with eccentric block, eccentric block is articulated with the one end of last driving shaft, the other end of going up the driving shaft is connected with connecting block, underdrive shaft, sword piece and blade fall, the axial plane annular array of sword piece that falls has embedded a plurality of permanent magnets, the permanent magnet is close to the embedded conductor ball that has in side top of driving sleeve inner wall, the fixed embedded first resistance strip and the second resistance strip that has of medial surface of driving sleeve, conductor ball and first resistance strip and second resistance strip roll contact, the mounting groove has been seted up to the bottom of driving sleeve, slidable mounting has the electro-magnet in the mounting groove, conductor ball, electro-magnet, first resistance strip and second resistance strip electric connection.
Preferably, mounting groove bottom fixed mounting has the stopper, electro-magnet bottom fixed mounting has the connecting rod, the movable sleeve is equipped with the spring on the connecting rod, connecting rod lower extreme fixed mounting has the pressing plate.
Preferably, the inner axial surface of the joint of the cutter falling block and the blade is provided with a sliding groove, a sliding block is arranged in the sliding groove in a sliding manner, and the sliding groove is filled with transmission liquid.
Preferably, the length of the permanent magnet is longer than the length of the electromagnet.
Preferably, the total length of the first resistor strip and the second resistor strip is the amplitude height of the cutter dropping block.
Preferably, at normal temperature, the outer plane of the sliding block is flush with the inner plane of the cutter falling block or the outer plane of the sliding block is embedded in the inner plane of the cutter falling block.
(III) advantageous effects
The invention has the following beneficial effects:
1. according to the invention, the plurality of permanent magnets are embedded in the shaft surface of the cutter falling block of the vibrating cutter in an array manner, the bottom end of the transmission shaft sleeve is provided with the mounting groove, the electromagnets are slidably mounted in the mounting groove, and the positions of the permanent magnets and the electromagnets are in one-to-one correspondence. When the electric knife is in work, the force repulsive to the permanent magnet is generated by the electromagnet, the frictional resistance between the outer axial surface of the knife block and the transmission shaft sleeve is reduced, and the phenomenon that abrasion occurs due to friction between the knife block and the transmission shaft sleeve is reduced on the basis that the radial stress balance and stable falling of the knife block are ensured.
2. According to the invention, the conductor ball is embedded in the top end of the permanent magnet close to the surface of the transmission shaft sleeve, the first resistance strip and the second resistance strip are embedded in the inner side of the transmission shaft sleeve, the limiting block is fixedly installed at the bottom end of the installation groove, the connecting rod is fixedly installed at the bottom end of the electromagnet, the spring is sleeved on the connecting rod, the pressing plate is fixedly installed at the bottom end of the connecting rod, each group of electromagnets, the first resistance strip, the second resistance strip and the conductor ball are electrically connected with the power supply, and the length of the permanent magnet is greater than that of the electromagnet. When the vibrating knife works, the falling knife block drives the permanent magnet and the conductor ball to move downwards, the top end of the permanent magnet generates downward oblique repulsion force on the electromagnet, and the electromagnet is pushed to drive the connecting rod and the pressing plate to move downwards, so that an article to be cut is pressed, and the article to be cut is prevented from moving; when the pressing plate presses the object to be cut and then stops moving, the upper end faces of the electromagnet and the permanent magnet are located at the same height, when the cutter falling block moves downwards continuously, the resistance value of the second resistor strip resistor access circuit is minimum, the current in the electromagnet is maximum, at the moment, the electromagnet generates downward-inclined repulsive force to the permanent magnet, and the force of the blade during cutting is increased under the condition that the power of the vibration motor is the same.
3. The invention is provided with a chute at the position of installing the blade through the cutter falling block, a sliding block is arranged in the chute in a sliding way, and the chute is filled with transmission liquid. When the vibration sword during operation, when electro-magnet and permanent magnet relative movement, produce a large amount of heats, heat transfer to spout in, the inflation that heaies up of transmission liquid in the spout to make the slider remove and compress tightly the blade, prevented that the high-speed vibration of vibration sword from making the blade screw not hard up, the phenomenon that the blade that finally leads to rocked produces.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a vibrating blade according to the present invention;
FIG. 3 is an enlarged view of a portion of the structure shown in FIG. 2;
FIG. 4 is an enlarged view of a portion of the structure shown at B in FIG. 3 according to the present invention;
FIG. 5 is a schematic view of the vibrating knife of the present invention with the blade moving downward;
FIG. 6 is an enlarged view of a portion of the structure of FIG. 5 at C;
FIG. 7 is an enlarged view of a portion of the structure of FIG. 6 at D in accordance with the present invention;
fig. 8 is a circuit diagram of an electromagnet, a first resistor strip, a second resistor strip and a conductor ball according to the present invention.
In the figure: 1. a support; 2. a support plate; 3. a slide rail; 4. a slide plate; 5. vibrating a knife; 501. a driving shaft sleeve; 502. a vibration motor; 503. a housing; 504. an eccentric block; 505. an upper transmission shaft; 506. connecting blocks; 507. a lower transmission shaft; 508. a rotating ring; 509. a cutter falling block; 510. a blade; 511. a permanent magnet; 512. a conductor ball; 513. an electromagnet; 514. a first resistive strip; 515. a second resistive strip; 516. a connecting rod; 517. a limiting block; 518. a spring; 519. a pressing plate; 520. a chute; 521. a slider; 522. a heat sink; 6. and (4) protecting the resistor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, 2, 3, 4 and 8, a corrugated cardboard cutting device for corrugated cardboard box production includes a support 1, a support plate 2 and a slide rail 3, the support plate 2 is fixedly installed at a position above the middle of the support 1, the slide rail 3 is fixedly installed at the top end of the support 1, a slide plate 4 is slidably installed on the slide rail 3, and a vibrating knife 5 is fixedly installed on the slide plate 4.
The vibrating knife 5 comprises a driving shaft sleeve 501, a vibrating motor 502, a shell 503 and an eccentric block 504, wherein the driving shaft sleeve 501 is fixedly sleeved in the shell 503, the top end of the shell 503 is fixedly provided with a rotating ring 508, the rotating ring 508 is used for driving and connecting a rotating motor belt, the top end of the side surface of the driving shaft sleeve 501 is fixedly provided with the vibrating motor 502, a transmission shaft of the vibrating motor 502 is fixedly connected with the eccentric block 504, the eccentric block 504 is hinged with one end of an upper transmission shaft 505, the other end of the upper transmission shaft 505 is fixedly connected to the upper end of a connecting block 506, the lower end of the connecting block 506 is fixedly connected with a lower transmission shaft 507, the lower end of the lower transmission shaft 507 is fixedly provided with a knife falling block 509, the lower end of the knife falling block 509 is internally and fixedly sleeved with a blade 510, a plurality of permanent magnets 511 are embedded in an axial surface annular array, and conductor balls 512 are embedded in the top end of the permanent magnets 511, which is close to the inner wall of the driving shaft sleeve 501, a first resistor strip 514 and a second resistor strip 515 are fixedly embedded in the inner side face of the transmission shaft sleeve 501, the first resistor strip 514 and the second resistor strip 515 are sequentially arranged from top to bottom, a conductor ball 512 is in rolling contact with the first resistor strip 514 and the second resistor strip 515, the conductor ball 512 is used for being electrically connected with the first resistor strip 514 and the second resistor strip 515, the bottom end of the transmission shaft sleeve 501 is provided with a mounting groove, the mounting groove corresponds to the permanent magnet 511 one by one, the electromagnet 513 is arranged in the mounting groove in a sliding manner, referring to fig. 8, the conductor ball 512, the electromagnet 513, the first resistor strip 514 and the second resistor strip 515 are electrically connected with a power supply and a protective resistor 6, the bottom end of the mounting groove is fixedly provided with a limiting block 517, the bottom end of the electromagnet 513 is fixedly provided with a connecting rod 516, a spring 518 is movably sleeved on the connecting rod 516, the upper end of the spring 518 is in surface contact with the bottom end face of the electromagnet 513, the lower end of the spring 518 is in surface contact with the upper end face of the limiting block 517, the lower end of the connecting rod 516, the lower end is fixedly provided with a pressing plate 519, a heat sink 522 is fixedly mounted on the outer axial surface of the housing 503.
The inner axial plane at the joint of the cutter falling block 509 and the blade 510 is provided with a chute 520, a slide block 521 is slidably mounted in the chute 520, the chute 520 is filled with transmission liquid, and at normal temperature, the outer plane of the slide block 521 is flush with the inner plane of the cutter falling block 509 or the outer plane of the slide block 521 is embedded in the inner plane of the cutter falling block 509.
The length of the permanent magnet 511 is longer than that of the electromagnet 513. It is ensured that the upper or lower end of the permanent magnet 511 can generate an oblique repulsive force to the electromagnet 513.
The total length of the first resistive strip 514 and the second resistive strip 515 is the amplitude height of the blade down block 509. When the cutter falling block 509 vibrates up and down, the current in the electromagnet 513 is ensured to pass through the process from minimum to maximum and then from maximum to minimum.
The use method (working principle) of the invention is as follows:
referring to fig. 1, 2, 3, 4, 5, 6, 7 and 8, when the vibrating knife cutting machine is operated, the power supply is turned on, at this time, the electromagnet 513 is electrified to generate a repulsive force with the permanent magnet 511, so that the frictional resistance between the knife block 509 and the driving shaft sleeve 501 is reduced, the abrasion between the knife block 509 and the driving shaft sleeve 501 during high-speed reciprocating motion is reduced, and the repulsive force between the electromagnet 513 and the permanent magnet 511 ensures that the knife block 509 is stressed in a radial direction in a balanced manner, so that the knife block 509 can move in a reciprocating manner smoothly.
In the process that the knife falling block 509 of the vibrating knife 5 moves downwards, the upper end of the permanent magnet 511 generates a downward and oblique repulsive force to the electromagnet 513, in the process that the knife falling block 509 drives the permanent magnet 511 to move downwards, the force generated by the permanent magnet 511 pushes the electromagnet 513 to slide downwards, the electromagnet 513 drives the connecting rod 516 and the pressing plate 519 to move downwards, the pressing plate 519 presses the article to be cut, and the phenomenon that waste products are cut due to movement of the article to be cut is prevented.
When the cutter falling block 509 moves downwards to the pressing plate 519 to press tightly the article to be cut, the conductor ball 512 slides from the upper end to the lower end of the first resistor strip 514, the resistance value of the first resistor strip 514 in the access circuit is reduced from the maximum value to the minimum value until the current in the electromagnet 513 reaches the maximum value, at this time, the repulsive force between the permanent magnet 511 and the electromagnet 513 reaches the maximum value, when the cutter falling block 509 drives the permanent magnet 511 to move downwards continuously, the electromagnet 513 keeps unchanged in position, the resistance value of the second resistor strip 515 in the access circuit is reduced from the maximum value, at this time, the electromagnet 513 generates the repulsive force to the lower end of the permanent magnet 511, the permanent magnet 511 drives the cutter falling block 509 and the cutter blade 510 to move downwards, and on the basis that the power of the vibration motor 502 is unchanged, the force of the cutter blade 510 for cutting the article to be cut is increased.
The resistance value of the second resistance strip 515 connected to the circuit of the electromagnet 513 is reduced from the maximum value in the process that the falling knife block 509 drives the permanent magnet 511 to move downwards, so that the force of the electromagnet 513 on the permanent magnet 511 is reduced, and the eccentric block 504 is prevented from being damaged due to overlarge downward punching force of the falling knife block 509; when the cutter falling block 509 returns, the resistance value of the first resistance strip 514 connected to the circuit of the electromagnet 513 is reduced from the maximum, and the force of the electromagnet 513 on the permanent magnet 511 is also reduced, so that the eccentric block 504 is prevented from being damaged by the overlarge upward moving force of the cutter falling block 509.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a corrugated container board equipment of tailorring of corrugated box production, includes vibrating knife (5) include driving shaft cover (501) and vibrating motor (502), vibrating motor (502) transmission shaft fixedly connected with eccentric block (504), eccentric block (504) are articulated with the one end of last transmission shaft (505), the other end of going up transmission shaft (505) is connected with connecting block (506), lower transmission shaft (507), falling knife piece (509) and blade (510), its characterized in that: the embedded a plurality of permanent magnets (511) that have of axial plane annular array of falling sword piece (509), the side top that permanent magnet (511) are close to driving sleeve (501) inner wall is embedded to have conductor ball (512), the fixed embedded first resistance strip (514) and second resistance strip (515) of medial surface of driving sleeve (501), conductor ball (512) and first resistance strip (514) and second resistance strip (515) rolling contact, the mounting groove has been seted up to the bottom of driving sleeve (501), slidable mounting has electro-magnet (513) in the mounting groove, conductor ball (512), electro-magnet (513), first resistance strip (514) and second resistance strip (515) electric connection.
2. A corrugated cardboard cutting apparatus for corrugated cardboard box production as claimed in claim 1 wherein: mounting groove bottom end fixed mounting has stopper (517), electro-magnet (513) bottom fixed mounting has connecting rod (516), the activity cover is equipped with spring (518) on connecting rod (516), connecting rod (516) lower extreme fixed mounting has press plate (519).
3. A corrugated cardboard cutting apparatus for corrugated cardboard box production as claimed in claim 1 wherein: a sliding groove (520) is formed in the inner axial surface of the joint of the cutter falling block (509) and the blade (510), a sliding block (521) is installed in the sliding groove (520) in a sliding mode, and the sliding groove (520) is filled with transmission liquid.
4. A corrugated cardboard cutting apparatus for corrugated cardboard box production as claimed in claim 2 wherein: the length of the permanent magnet (511) is longer than that of the electromagnet (513).
5. A corrugated board cutting apparatus for corrugated box production according to claim 2, wherein: the total length of the first resistor strip (514) and the second resistor strip (515) is the amplitude height of the knife-edge block (509).
6. A corrugated cardboard cutting apparatus for corrugated cardboard box production as claimed in claim 3 wherein: under normal temperature, the outer plane of the sliding block (521) is flush with the inner plane of the cutter block (509) or the outer plane of the sliding block (521) is embedded in the inner plane of the cutter block (509).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211414493.4A CN115782291A (en) | 2022-11-11 | 2022-11-11 | Corrugated container board of corrugated container box production equipment of tailorring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211414493.4A CN115782291A (en) | 2022-11-11 | 2022-11-11 | Corrugated container board of corrugated container box production equipment of tailorring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115782291A true CN115782291A (en) | 2023-03-14 |
Family
ID=85437097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211414493.4A Pending CN115782291A (en) | 2022-11-11 | 2022-11-11 | Corrugated container board of corrugated container box production equipment of tailorring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115782291A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030101858A1 (en) * | 2001-11-30 | 2003-06-05 | Isao Tamura | Microtome |
| CN101571161A (en) * | 2008-05-04 | 2009-11-04 | 刘新广 | Magnetic sliding bearing |
| JP2010260226A (en) * | 2009-05-01 | 2010-11-18 | Mitsuboshi Diamond Industrial Co Ltd | Scribe head and scribing apparatus using scribe head |
| CN204716457U (en) * | 2015-04-03 | 2015-10-21 | 强连生 | The energy conversion device of magnetic support annular invertor |
| CN105291171A (en) * | 2015-10-15 | 2016-02-03 | 杭州爱科科技有限公司 | Strong vibration cutter |
| CN109534135A (en) * | 2017-09-21 | 2019-03-29 | 深圳中恒磁悬浮技术有限公司 | A kind of magnetic levitation elevator |
| CN109648647A (en) * | 2018-11-19 | 2019-04-19 | 庄明忠 | A kind of Magnetic Induction circulation stirs the plastic mould drilling equipment of principle |
| CN111851053A (en) * | 2020-08-31 | 2020-10-30 | 广州星科服饰有限公司 | Automatic stop's cutting device during cutting surface fabric blade idle cut |
| CN112892803A (en) * | 2021-01-08 | 2021-06-04 | 陶永法 | Traditional chinese medicine grinds with grinding equipment who prevents to grind wall adhesion material |
| CN214561286U (en) * | 2020-12-22 | 2021-11-02 | 上海信奥科技有限公司 | Vibration inclined cutter rod |
| CN115126691A (en) * | 2022-05-18 | 2022-09-30 | 西派格(南通)电液控制科技有限公司 | Plunger pump cylinder body and oil distribution disc assembly of controllable electromagnetic composite support |
-
2022
- 2022-11-11 CN CN202211414493.4A patent/CN115782291A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030101858A1 (en) * | 2001-11-30 | 2003-06-05 | Isao Tamura | Microtome |
| CN101571161A (en) * | 2008-05-04 | 2009-11-04 | 刘新广 | Magnetic sliding bearing |
| JP2010260226A (en) * | 2009-05-01 | 2010-11-18 | Mitsuboshi Diamond Industrial Co Ltd | Scribe head and scribing apparatus using scribe head |
| CN204716457U (en) * | 2015-04-03 | 2015-10-21 | 强连生 | The energy conversion device of magnetic support annular invertor |
| CN105291171A (en) * | 2015-10-15 | 2016-02-03 | 杭州爱科科技有限公司 | Strong vibration cutter |
| CN109534135A (en) * | 2017-09-21 | 2019-03-29 | 深圳中恒磁悬浮技术有限公司 | A kind of magnetic levitation elevator |
| CN109648647A (en) * | 2018-11-19 | 2019-04-19 | 庄明忠 | A kind of Magnetic Induction circulation stirs the plastic mould drilling equipment of principle |
| CN111851053A (en) * | 2020-08-31 | 2020-10-30 | 广州星科服饰有限公司 | Automatic stop's cutting device during cutting surface fabric blade idle cut |
| CN214561286U (en) * | 2020-12-22 | 2021-11-02 | 上海信奥科技有限公司 | Vibration inclined cutter rod |
| CN112892803A (en) * | 2021-01-08 | 2021-06-04 | 陶永法 | Traditional chinese medicine grinds with grinding equipment who prevents to grind wall adhesion material |
| CN115126691A (en) * | 2022-05-18 | 2022-09-30 | 西派格(南通)电液控制科技有限公司 | Plunger pump cylinder body and oil distribution disc assembly of controllable electromagnetic composite support |
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