CN110116279A - Tablet perforating device - Google Patents

Tablet perforating device Download PDF

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Publication number
CN110116279A
CN110116279A CN201910448679.3A CN201910448679A CN110116279A CN 110116279 A CN110116279 A CN 110116279A CN 201910448679 A CN201910448679 A CN 201910448679A CN 110116279 A CN110116279 A CN 110116279A
Authority
CN
China
Prior art keywords
tablet
sequence
blanking
perforating device
punching
Prior art date
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.)
Pending
Application number
CN201910448679.3A
Other languages
Chinese (zh)
Inventor
马建国
孙伟
李贺
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CHANGZHOU OUFAMA PHARMACEUTICAL TECHNOLOGY Co Ltd
Original Assignee
CHANGZHOU OUFAMA PHARMACEUTICAL TECHNOLOGY Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by CHANGZHOU OUFAMA PHARMACEUTICAL TECHNOLOGY Co Ltd filed Critical CHANGZHOU OUFAMA PHARMACEUTICAL TECHNOLOGY Co Ltd
Priority to CN201910448679.3A priority Critical patent/CN110116279A/en
Publication of CN110116279A publication Critical patent/CN110116279A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07CPOSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • B07C5/36Sorting apparatus characterised by the means used for distribution
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • B23K26/16Removal of by-products, e.g. particles or vapours produced during treatment of a workpiece
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • B23K26/36Removing material
    • B23K26/40Removing material taking account of the properties of the material involved
    • B23K26/402Removing material taking account of the properties of the material involved involving non-metallic material, e.g. isolators
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • B23K26/70Auxiliary operations or equipment
    • B23K26/702Auxiliary equipment

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Medical Preparation Storing Or Oral Administration Devices (AREA)

Abstract

The present invention relates to a kind of tablet perforating devices, including rack and the blanking component and punching component that are arranged on the rack;Blanking component is used for tablet sequence and blanking, and punching component is used to punch tablet.The tablet perforating device can be realized the two-sided automatic punching of tablet, and monitor in real time by blanking component, punching component and the mutual cooperation for overturning slide assemblies, discharge substandard products in time, whole process are not necessarily to manual intervention, and perforating efficiency is very high, defect rate is low, has popularizing value.

Description

Tablet perforating device
Technical field
The present invention relates to tablet processing technique fields more particularly to a kind of tablet for osmotic pump controlled release tablet to punch dress It sets.
Background technique
Oral osmotic pump controlled-releasing tablet one kind can long-time zero level constant release in vivo controlled release drug.Osmotic pump controlled release tablet Medicine core surface be wrapped in one layer of semi-permeable membrane, have a circular hole (in process of production commonly use laser punched) on semi-permeable membrane. Moisture enters label through semi-permeable membrane after oral, the solution of hyperosmosis is formed after medicine core is dissolved, under the promotion of osmotic pressure Drug solution is extruded tablet by the circular hole on semi-permeable membrane, achievees the purpose that Drug controlled release concentration, release time.It is common Osmotic pump preparation according to structure type, elementary osmotic pump preparation and two-chamber osmotic pump preparation can be divided into.
The difference of single chamber, two-chamber osmotic pump preparation is that elementary osmotic pump piece only has medicament chamber, the complete phase in the two sides of tablet Together, laser hole can be beaten in any one side;And two-chamber osmotic pump label is divided into two layers, one layer is medicament chamber, and another layer is swellable Power house made of material, laser hole must be beaten in the side of medicament chamber, and otherwise drug can not release tablet.
Laser hole size, shape, the depth of osmotic pump tablet understand the influence medicine core rate of release of high degree, directly decide Drug release rate and administration quality.
In the commercial process of osmotic pump controlled release dosage form, how how to guarantee the quality and speed of laser boring On-line checking and the sorting for realizing rejected product, are the problem of people extremely pay close attention to.Therefore, developmental research is suitble to industrialization to permeate Preparation production requirement is pumped, single two-chamber osmotic pump piece sequence, positioning can be adapted to automatically, laser boring controlled shape can automatic identification Waste product and the higher osmotic pumps laser drilling device of efficiency be osmotic pumps medicament preparation industry there is an urgent need to.
Chinese patent 99103576.3 describes a kind of laser borer for high-speed osmotic pump that industry is practical, using pulsed The punching of carbon dioxide laser fixed point and dual chamber disk feed, sequence and location structure, suitable for elementary osmotic pump tablet High-speed perforating, highest trepanning velocity reach 12 per second.The machine lacks drilling quality on-line checking and rejected product sorting unit.
Chinese patent 02283653.5,03270283.3 and 03270284.1 describes three kinds and is suitable for two-chamber osmotic pump piece Laser drilling device, first two using linear transmission band feed, sequence, positioning, color mark sensor control under electromagnet push away Piece sorts reverse side (power house face) or positive (medicament chamber face);Latter is using disc type feed, sequence, positioning, colour code sensing For tablet turning device under device control for overturning the tablet of reverse side (power house face) upward, trepanning velocity is about 3 per second;
Chinese patent 200820032033.4 and 200820032034.9 describes two kinds of color mark sensors and controls lower laser From the device of osmotic pumps tablet two sides selection punching, former is logical to two by laser beam deflection by galvanometer with a laser One in road, tablet one surface or the other surface is punched;Latter is punched from the two sides of tablet respectively with two lasers, by color It marks sensor and computer program determines which platform laser enabled.
However existing tablet perforating device structure is all more single, can only generally realize that single side punches, and lacks efficient The rejected product of rate sorts mechanism, and the degree of automation is lower, and perforating efficiency is low.
Summary of the invention
The shortcomings that in order to overcome the prior art, the present invention provide that a kind of high degree of automation, perforating efficiency are high, defect rate is low Tablet perforating device.
The present invention is achieved through the following technical solutions: a kind of tablet perforating device, including rack and setting are in rack On blanking component and punching component.
What is considered first is cutting stock problems, and the present invention cooperates the sequence blanking rail of special construction using common vibrating disk Road.The blanking component includes lower hopper, vibrating disk and sequence blanking track, the discharge port company of the vibrating disk and lower hopper It connects, for receiving the tablet in lower hopper, the discharge port connection of the sequence blanking track and vibrating disk, for receiving vibrating disk Interior tablet, sort blanking track on offer a plurality of fairshaped channel.
In order to guarantee accuracy when blanking, avoid occurring in the discharge port and sequence blanking track of vibrating disk it is stuck, The vibrating disk bottom end is provided with the regulating device that its position is adjusted, and blanking track bottom end of sorting is also equipped with its height of adjusting The adjusting component of degree.
Then what is considered is exactly to get problem ready, in the prior art be typically all got ready using laser, and how with laser Efficiency is got in device cooperation, raising ready, is the technical problems to be solved by the invention.The present invention is using laser cooperation sequence disk knot Structure.The punching component includes driving motor, sequence disk and laser boring, and the sequence disk is correspondingly arranged at sequence blanking rail The discharge port in road, the tablet fallen for receiving blanking track are uniformly provided with several groups for placing tablet on the disk that sorts Sort slot, and each group sorts, and slot is corresponding with the above-mentioned channel of sequence blanking track respectively, and the driving motor and sequence disk connect Its rotation is connect and can drive, the laser boring is correspondingly arranged above sequence slot, for swashing to the tablet in each sequence slot Light punching.
Due to needing to the two-sided punching of tablet, the present invention devises the similar front punching component of structure and reverse side is beaten Aperture member, and how to realize the overturning of tablet between front punching component and reverse side punching component, it is difficult point of the invention.It is setting Initially, applicant devises relevant turnover device to meter, orbit flip is realized by power mechanisms such as motors, to drive tablet Overturning.However such mechanism structure is complex, when being cooperated between front punching component and reverse side punching component of the invention, Installation progress is required very high, it is very inconvenient to install, and rollover effect is unsatisfactory, often will lead to that tablet is stuck to be showed As.Therefore, the present invention on this basis, devises special overturning slideway between front punching component and reverse side punching component Component is not required to tablet can be made voluntarily to overturn along slideway by other external force.
The overturning slide assemblies include turn-over block and flipping block, and the turn-over block is correspondingly arranged at below sequence slot, uses In receiving the tablet after punching, the arc track that can make tablet turn-over is offered in turn-over block, the flipping block is correspondingly arranged at The discharge port of turn-over block offers the overturning track that tablet can be made to overturn on flipping block, and the overturning track is including being sequentially communicated Horizontal straight slideway, be in gradually-reducing shape and gradually the overturning slideway of rotation twist, the vertical slideway of perpendicular shape and be in The blanking slideway of arc shape.Likewise, the overturning track in arc track and flipping block in turn-over block is multiple tracks, respectively with The each group sequence slot to sort on disk is corresponding.
In order to monitor punching situation in real time, substandard products are avoided to be mixed into finished product, photomoduel and waste discharge has also been devised in the present invention Chamber structure.Preferably, photomoduel is respectively set on front punching component and reverse side punching component, and only reverse side punching group Waste discharge chamber structure is provided on part.
In addition, in order to avoid polluting production environment, the present invention also designs due to that can generate smog in laser drill process Smoke discharging pipe, the smoke discharging pipe are correspondingly arranged at below laser boring, the smog generated when punching for absorbing.
In addition, being provided with the adjusting that its height is adjusted on the laser boring to adjust punching depth and position Seat.
The beneficial effects of the present invention are: the tablet perforating device passes through blanking component, punching component and overturning slide assemblies Mutual cooperation, can be realized the two-sided automatic punching of tablet, and monitor in real time, be discharged substandard products in time, whole process is not necessarily to manual intervention, Perforating efficiency is very high, and defect rate is low, has popularizing value.
Detailed description of the invention
Fig. 1 is the external structure schematic diagram of tablet perforating device of the invention;
Fig. 2 is the schematic diagram of internal structure of tablet perforating device of the invention;
Fig. 3 is the schematic diagram of internal structure of the other direction of tablet perforating device of the invention;
Structural schematic diagram when Fig. 4 is the cooperation of blanking component and punching component of the invention;
Structural schematic diagram when Fig. 5 is blanking component of the invention and the cooperation of front punching component;
Fig. 6 is the structural schematic diagram of sequence blanking track of the invention;
Fig. 7 is structural schematic diagram when overturning slide assemblies and reverse side punching component of the invention cooperate;
Fig. 8 is the schematic perspective view of overturning slide assemblies of the invention;
Fig. 9 is the main view of overturning slide assemblies of the invention;
Figure 10 is the cross-sectional view of overturning slide assemblies of the invention.
Specific embodiment
The preferred embodiments of the present invention will be described in detail with reference to the accompanying drawing, so that advantages and features of the invention energy It is easier to be understood by those skilled in the art, so as to make a clearer definition of the protection scope of the present invention.
As shown in Figure 1-3, a kind of tablet perforating device, including rack 1 and the operation panel being mounted in rack 12, blanking Component 3, front punching component 4, overturning slide assemblies 6, reverse side punching component 5, the present invention is by each mechanism general assembly to whole rack 1 It is interior, and rack 1 is designed as enclosed construction, has multiple doors, it is ensured that dustless processing, so that it is guaranteed that the safety of tablet Property.
Blanking component as Figure 4-Figure 6, for tablet sequence and blanking, including lower hopper 31, vibrating disk 32 and row Sequence blanking track 34, the vibrating disk 32 are connect with the discharge port of lower hopper 31, for receiving the tablet in lower hopper, the row Sequence blanking track 34 is connect with the discharge port of vibrating disk 32, sends out tablet for receiving after vibrating disk 32 vibrates.
32 bottom end of vibrating disk is provided with the regulating device 33 that its position is adjusted, and vibrating disk is adjusted in regulating device 33 32 or so and front and back position.34 bottom end of sequence blanking track, which is also equipped with, adjusts component 35, and adjusting component 35 can adjust The upper and lower position all around of section sequence blanking track 34, to ensure that tablet can accurately be fallen into the sequence slot of lower section.
Specifically, sequence blanking track 34 as shown in FIG. 6 offers three streamlined tablet channels 341 thereon, 341 top of channel is connect with the discharge port of vibrating disk 32, and bottom end is correspondingly connected with the sequence slot on sequence disk.And channel 341 Side is equipped with baffle (not shown), and 341 side of channel is closed, it is avoided to deviate from out of channel 341, and sort blanking track 34 are fixed on connecting plate 36, and connecting plate 36 is connect with component 35 is adjusted, and adjusting component 35 is three-dimensional regulation component, adjustable Connecting plate 36 all around above and below position, thus adjust sequence blanking track 34 blanking position, avoid tablet accurate It falls into sequence slot.It should be noted that the bore in the channel 341 is slightly larger than the thickness of tablet, width is slightly larger than tablet Maximum gauge, to enable to have and only a piece of tablet lays flat on one's back through the channel 341, then each tablet is sequentially arranged in channel In 341, blanking one by one is formed, so that tablet is lain low in the sequence slot on sequence disk, avoids tablet inclined or vertical configuration, Cause punch position incorrect.
Front punching component as shown in Figure 5, for being punched to tablet front, including the driving being arranged on mounting plate 11 Motor 42, sequence disk 41 and laser boring 43, the sequence disk 41 are correspondingly arranged at the discharge port of sequence blanking track 34, use In the tablet that reception sequence blanking track 34 is fallen.Three groups are uniformly provided on sequence disk 41 for placing the sequence slot of tablet 411, three groups of arrangements annular in shape of sequence slot 411, that is to say, that the tablet in three channels 341 falls into place with always simultaneously In three sequence slots 411 of line, laser boring 43 can successively be punched it.The driving motor 42 is connect with sequence disk 41 And its rotation can be driven, the laser boring 43 is correspondingly arranged at 411 top of sequence slot, for in each sequence slot 411 Tablet carries out laser boring, is provided with the adjustment seat 44 that its height is adjusted on laser boring 43.And the shape for the slot 411 that sorts Slightly larger than the shape of tablet, tablet lies low in sequence slot 411, if individual tablets fall in sequence slot 411 in other forms, then regards For substandard products.The corresponding position of mounting plate 11 offers discharge hole, and the tablet after punching is taken pictures is fallen automatically when rotating to discharge hole, Into next station.
Reverse side punching component as shown in Figure 7, structure and the structure of front punching component are essentially identical, and difference exists In being additionally provided with waste discharge storehouse 51, waste discharge storehouse 51 is connected to by waste material discharge nozzle 52 with gas circuit, and the import in waste discharge storehouse 51 is correspondingly arranged The neighbouring position above the discharge hole of mounting plate 12, underproof tablet is by waste discharge storehouse 51 and waste material discharge nozzle after system detection 52 are sucked out, and qualified tablet falls collection through discharge hole and discharge nozzle 53 automatically.
In addition, photomoduel 46 and smoke discharging pipe 45 are additionally provided with above sequence slot, after photomoduel 46 is used for punching Tablet is taken pictures, and to screen rejected product, and smoke discharging pipe 45 is used to absorb the smog generated when punching.It should be noted that this A set of photomoduel is respectively arranged in front punching component, the reverse side punching component of invention, for shooting to tablet two sides.And waste discharge storehouse 51 are provided only on reverse side punching component, avoid repeating to screen.
Overturning slide assemblies as seen in figs. 8-10, the overturning slide assemblies include turn-over block 61 and flipping block 62, institute It states turn-over block 61 to be correspondingly arranged at below the sequence slot of front punching component, for receiving the tablet after punching, and automatically by medicine Piece overturns 180 degree, and turn-over block 61 is corresponding with three groups of sequence slots, and there are three tools, is connected to 62 top of flipping block, each turn-over block 61 The arc track 611 that can make tablet turn-over is inside offered respectively.The flipping block 62 is correspondingly arranged at the curved track of turn-over block 61 The discharge port in road 611, the overturning track that can make tablet flip vertical is offered on flipping block 62, and the overturning track includes successively Connection horizontal straight slideway 621, be in gradually-reducing shape and gradually rotation twist overturning slideway 622, perpendicular shape it is vertical The blanking slideway 625 of slideway 623 and arc-shaped shape passes through curved arc slideway 624 between vertical slideway 623 and blanking slideway 625 Transition.It should be noted that the bore of arc track 611 is slightly larger than tablet thickness, to make to have in the same time and only one Piece tablet can lay flat on one's back through the arc track 611, and tablet successively enters straight slideway 621 after turn-over;And the width of straight slideway 621 Degree is slightly larger than the diameter of tablet, and tablet successively lies low through the straight slideway 621;Overturn the original width and straight slideway of slideway 622 621 is of same size, is then gradually reduced, and certain turn-knob occurs, and final width is slightly larger than the thickness of tablet, and tablet passes through When the overturning slideway 622, vertical configuration is gradually automatically become by lying type, realizes overturning, overturn and be stamped cover board 63 on slideway 622, Tablet is avoided to deviate from out of overturning slideway 622;And the width of vertical slideway 623, curved arc slideway 624, blanking slideway 625 is slightly larger than The thickness of tablet, so that tablet be made finally to lie low into the sequence slot of reverse side punching component.
When processing, the tablet of upper one of station enters in lower hopper 31;After being vibrated by vibrating disk 32, ranked blanking track Enter in the sequence disk 41 of front punching component after 34 sequences, under the action of driving motor 42, the ranked disk 41 of tablet is pushed Rotation;It is punched by laser boring 43, after photomoduel 46 takes pictures uploading system, is automatically fallen into overturning slide assemblies;Medicine Piece is overturn by 61 turn-over of turn-over block, and through flipping block 62, to enter in the sequence disk of reverse side punching component after making tablet turn-over; Tablet is after reverse side punching and detection of taking pictures, and unqualified tablet (few) is siphoned away by waste discharge storehouse 51, and qualified tablet is fallen automatically And it collects.
It should be noted that " one ", " two ", " three " etc. in the specific embodiment of the invention, are merely to illustrate attached drawing, not These quantity are confined to, any occurrence should be construed as merely illustratively, therefore, exemplary not as limitation Other examples of embodiment can have different values.
In the description of the embodiment of the present invention unless specifically defined or limited otherwise, term " installation ", " connects " connected " Connect ", " setting ", " being equipped with " etc. shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or one Ground connection;It can be mechanical connection, be also possible to be electrically connected;It can be directly connected, the indirect phase of intermediary can also be passed through Even, it can be the connection inside two elements.For the ordinary skill in the art, can be understood with concrete condition above-mentioned The concrete meaning of term in the present invention.
In the description of the present invention, it should be noted that term " on ", "lower", "left", "right", "top", "bottom", "inner", The orientation or positional relationship of the instructions such as "outside", " side " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of retouching It states the present invention and simplifies description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific Orientation construction and operation, therefore be not considered as limiting the invention.
Finally, it should be noted that above the above embodiments, only a specific embodiment of the invention, to illustrate this hair Bright technical solution, rather than its limitations, scope of protection of the present invention is not limited thereto, although with reference to the foregoing embodiments to this Invention is described in detail, those skilled in the art should understand that: any technology people for being familiar with the art Member in the technical scope disclosed by the present invention, can still modify to technical solution documented by previous embodiment or can Readily occur in variation or equivalent replacement of some of the technical features;And these modifications, variation or replacement, not So that the essence of corresponding technical solution is detached from the spirit and scope of technical solution of the embodiment of the present invention, should all cover in guarantor of the invention Within the scope of shield.Therefore, protection scope of the present invention answers above-mentioned be subject to the protection scope in claims.

Claims (8)

1. a kind of tablet perforating device, it is characterised in that: including rack and the blanking component and punching component that are arranged on the rack;
The blanking component is used for tablet sequence and blanking, including lower hopper, vibrating disk and sequence blanking track, the vibration The discharge port of disk and lower hopper connection, for receiving the tablet in lower hopper, the discharging of the sequence blanking track and vibrating disk Mouth connection, for receiving the tablet in vibrating disk;
The punching component is used to punch tablet, including driving motor, sequence disk and laser boring, the sequence disk are corresponding The discharge port of sequence blanking track is set, for receiving the tablet that falls of sequence blanking track, is uniformly provided on sequence disk Several sequence slots for being used to place tablet, the driving motor connect and can drive its rotation, the laser boring with sequence disk Device is correspondingly arranged above sequence slot, for the tablet laser boring in each sequence slot.
2. tablet perforating device according to claim 1, it is characterised in that: the punching component includes front punching component And reverse side punching component, overturning slide assemblies are provided between the front punching component and reverse side punching component.
3. tablet perforating device according to claim 2, it is characterised in that: the overturning slide assemblies include turn-over block and Flipping block, the turn-over block are correspondingly arranged at below sequence slot, for receiving the tablet after punching, are offered and can be made in turn-over block The arc track of tablet turn-over, the flipping block are correspondingly arranged at the discharge port of turn-over block, and tablet can be made by offering on flipping block The overturning track of overturning, the overturning track include the horizontal straight slideway being sequentially communicated, are in gradually-reducing shape and gradually rotate Overturning slideway, the vertical slideway of perpendicular shape and the blanking slideway of arc-shaped shape of distortion.
4. tablet perforating device according to claim 1 or 2, it is characterised in that: the tablet perforating device further includes phase Thermomechanical components, the photomoduel is correspondingly arranged above sequence slot, for taking pictures to the tablet after punching.
5. tablet perforating device according to claim 4, it is characterised in that: the tablet perforating device further includes waste discharge Storehouse, the waste discharge storehouse is correspondingly arranged above sequence slot, for absorbing waste material.
6. tablet perforating device according to claim 1 or 2, it is characterised in that: the tablet perforating device further includes row Smoke pipeline, the smoke discharging pipe are correspondingly arranged at below laser boring, for absorbing the smog generated when punching.
7. tablet perforating device according to claim 1 or 2, it is characterised in that: being provided on the laser boring can Adjust the adjustment seat of its height.
8. tablet perforating device according to claim 1 or 2, it is characterised in that: the vibrating disk bottom end is provided with adjustable Save the regulating device of its position.
CN201910448679.3A 2019-05-28 2019-05-28 Tablet perforating device Pending CN110116279A (en)

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CN201910448679.3A CN110116279A (en) 2019-05-28 2019-05-28 Tablet perforating device

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Application Number Priority Date Filing Date Title
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CN111152293A (en) * 2020-03-13 2020-05-15 杭州诚兴体育用品有限公司 Perforating device for racket tee joint
CN113894860A (en) * 2021-09-26 2022-01-07 武汉克瑞斯光电技术有限公司 Multifunctional controlled-release tablet perforating device

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111152293A (en) * 2020-03-13 2020-05-15 杭州诚兴体育用品有限公司 Perforating device for racket tee joint
CN111152293B (en) * 2020-03-13 2023-06-30 杭州诚兴体育用品有限公司 Perforating device for racket tee joint
CN113894860A (en) * 2021-09-26 2022-01-07 武汉克瑞斯光电技术有限公司 Multifunctional controlled-release tablet perforating device

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