CN109350528B - Capsule locking device for full-automatic capsule filling machine - Google Patents
Capsule locking device for full-automatic capsule filling machine Download PDFInfo
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- CN109350528B CN109350528B CN201811509737.0A CN201811509737A CN109350528B CN 109350528 B CN109350528 B CN 109350528B CN 201811509737 A CN201811509737 A CN 201811509737A CN 109350528 B CN109350528 B CN 109350528B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J3/00—Devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms
- A61J3/07—Devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms into the form of capsules or similar small containers for oral use
- A61J3/071—Devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms into the form of capsules or similar small containers for oral use into the form of telescopically engaged two-piece capsules
- A61J3/074—Filling capsules; Related operations
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Abstract
The invention relates to the technical field of intelligent manufacturing, and discloses a capsule locking device for a full-automatic capsule filling machine. The size of the air pressure cavity in the uniform pressure box is controlled by controlling the position of the pressure regulating piston, so that the maximum value of the air pressure in the uniform pressure box is controlled, the size of air pressure thrust on the driven piston is controlled, and the purpose of adjusting the pushing stroke of all locking ejector pins simultaneously is finally realized.
Description
Technical Field
The invention relates to the technical field of intelligent manufacturing, in particular to a capsule locking device for a full-automatic capsule filling machine.
Background
The full-automatic capsule filling machine is generally used for producing capsules through the processes of separating a capsule body from a capsule cap, metering and filling powder, rejecting the capsule, locking the capsule, pushing out a finished product, cleaning powder and the like, wherein in the capsule locking process, a mould arranged on a turntable is moved to a capsule locking station through the rotation of the turntable, then the capsule body and the capsule cap in the mould are locked through a capsule locking device, the existing capsule locking device is driven by a motor to rotate an eccentric wheel, the eccentric wheel drives a locking plate to move up and down through a transmission rod, and a plurality of rows of locking ejector pins on the top surface of the locking plate move up and down and lock the capsule. However, the prior art capsule locking device still has the following problems during use:
1. a plurality of locking ejector pins are mounted on a locking plate of an existing capsule locking device through a limiting nut and a fastening nut, the stroke of each locking ejector pin is limited by the locking plate and cannot be changed, when the specifications of capsules to be processed are different, each locking ejector pin needs to be independently adjusted, the adjustment process is complex, time and labor are wasted, errors are prone to being generated in the adjustment process, the distance values between the top ends of the different locking ejector pins and the locking plate are different, the strokes of the different locking ejector pins pushed for corresponding capsule bodies are different, the locking degrees of different capsules are different, and the defective rate is high.
2. The top end of the locking thimble is planar, the bottom of the capsule body is hemispherical, the contact area between the locking thimble and the bottom of the capsule body is small, and when the locking thimble is in contact with the capsule body, the bottom of the capsule body can be subjected to a large instantaneous pressure, so that the bottom of the capsule body is easy to deform, and the quality of locking the capsule is reduced.
Therefore, it is necessary to design a capsule locking device for a fully automatic capsule filling machine to solve the problems of the existing capsule locking device during the use process.
Disclosure of Invention
In summary, the invention provides a capsule locking device for a full-automatic capsule filling machine, which simplifies the process of adjusting the locking thimble, saves time and labor, enables all capsule bodies in a mold to move upwards for the same distance, further enables all the capsule locking degrees to be the same, reduces the defective rate of a capsule locking product, increases the contact area of the locking thimble and the bottom of the capsule body, reduces the instantaneous pressure applied to the bottom of the capsule body, and effectively avoids the problem that the instant contact of the capsule body and the locking thimble is impacted and deformed by the instantaneous pressure.
The invention provides the following technical scheme: the utility model provides a full-automatic capsule is capsule locking device for filling machine, includes supporting platform and bed die, supporting platform's bottom surface fixed mounting has the atmospheric pressure case, the inside of atmospheric pressure case is equipped with power piston, power piston and atmospheric pressure case looks adaptation, power piston's bottom surface fixed mounting has the transfer line, the bottom of transfer line runs through the bottom surface of atmospheric pressure case, the outside of transfer line cup joints with the bottom surface activity of atmospheric pressure case, supporting platform's top surface fixed mounting has the even pressure case, the fixed intercommunication in bottom surface of even pressure case has the even pressure pipe, the bottom of even pressure pipe run through supporting platform and with the fixed intercommunication in top surface of atmospheric pressure case, the left surface activity of even pressure case has cup jointed adjusting sleeve, adjusting sleeve's right-hand member extends to the inside and the screw thread of even pressure pipe and has cup jointed adjusting screw, adjusting screw's right-hand member fixed mounting has, the pressure regulating device comprises a pressure equalizing box, a pressure regulating piston, a driven piston, a locking thimble, a pressure compensation piece, a through hole and a pressure balancing box, wherein the pressure regulating piston is matched with the pressure equalizing box, the top surface of the pressure equalizing box is fixedly provided with the thimble base, the inside of the thimble base is provided with a movable cavity, the inside of the movable cavity is provided with the driven piston, the driven piston is matched with the movable cavity, the top surface of the locking thimble is fixedly provided with the locking thimble, the top end of the locking thimble extends to the outside of the thimble base and is fixedly provided with the locking thimble, the outside of the locking thimble is movably sleeved with the pressure compensation piece positioned in the movable; the lower die comprises a lower die base, a positioning hole is formed in the lower die base, a capsule body is arranged in the positioning hole, and the outer portion of the locking ejector is movably sleeved with the positioning hole.
Furthermore, the top surface and the bottom surface of the inner cavity of the pressure equalizing pipe are fixedly provided with corresponding limiting strips, and the two limiting strips are positioned on the left side of the through hole on the left side.
Further, the top surface of the locking plug is in a downward concave arc shape.
Furthermore, the bottom of the locking ejector head is in threaded sleeve connection with the top end of the locking ejector pin.
The invention has the following beneficial effects:
1. through the setting that adjusting sleeve and adjusting screw thread cup jointed, make people adjust the position of pressure regulating piston through rotating the adjusting sleeve, the size of the inside atmospheric pressure chamber of even pressure incasement is controlled through the position of control pressure regulating piston, thereby control the maximum value of the inside atmospheric pressure of even pressure incasement, and then control slave piston receives the size of atmospheric pressure thrust, finally realize simultaneously all closure thimble implementation strokes carry out the purpose of adjusting, thereby satisfy the requirement to the closure thimble stroke in the different specification capsule closure processes, compared with the prior art, the adjustment process is simple, time saving and labor saving, avoided adjusting the closure thimble one by one and easily produced the problem of error, guarantee that the closure degree of all capsules is the same, the defective percentage in the product has been reduced.
2. The arrangement of the pressure compensation piece provides a buffer stroke for the driven piston, so that the driven piston close to the uniform pressure pipe cannot push the capsule body to move upwards through the locking ejector pins and the locking ejector pins under the impact of gas preferentially, the air pressure thrust on all the driven pistons is the same before the locking ejector pins are contacted with the capsule body, the pushing stroke of each locking ejector pin is the same, the pushing strokes of all the locking ejector pins on the corresponding capsule body are the same, the locking degree of all the capsules is guaranteed to be the same, and the defective rate of products is further reduced.
3. Through the arc-shaped arrangement of the downward recess of the top surface of the locking top head, compared with the prior art, the contact area of the top surface of the locking top head and the bottom of the capsule body is increased, the instantaneous pressure applied to the bottom of the capsule body is reduced, and the capsule body is ensured not to deform in the locking process.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of FIG. 1;
FIG. 3 is an enlarged view of the structure at A of the present invention;
fig. 4 is a diagram of a conventional capsule locking device.
In the figure: 1-supporting platform, 2-lower die, 201-lower die holder, 202-positioning hole, 203-capsule body, 3-air pressure box, 4-power piston, 5-transmission rod, 6-uniform pressure box, 7-uniform pressure pipe, 8-adjusting sleeve, 9-adjusting screw, 10-pressure adjusting piston, 11-thimble base, 12-movable cavity, 13-driven piston, 14-locking thimble, 15-locking top, 16-pressure compensation piece and 17-through hole.
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. 1-4, a capsule locking device for a full-automatic capsule filling machine comprises a supporting platform 1 and a lower die 2, wherein an air pressure box 3 is fixedly installed on the bottom surface of the supporting platform 1, a power piston 4 is arranged inside the air pressure box 3, the power piston 4 is matched with the air pressure box 3, a transmission rod 5 is fixedly installed on the bottom surface of the power piston 4, the bottom end of the transmission rod 5 penetrates through the bottom surface of the air pressure box 3, the outer portion of the transmission rod 5 is movably sleeved with the bottom surface of the air pressure box 3, a uniform pressure box 6 is fixedly installed on the top surface of the supporting platform 1, a uniform pressure pipe 7 is fixedly communicated with the bottom surface of the uniform pressure box 6, the bottom end of the uniform pressure pipe 7 penetrates through the supporting platform 1 and is fixedly communicated with the top surface of the air pressure box 3, an adjusting sleeve 8 is movably sleeved on the left side surface of the uniform pressure box 6, the right end of the adjusting sleeve 8 extends to the, the pressure regulating device is characterized in that a pressure regulating piston 10 is fixedly mounted at the right end of the regulating screw 9, the pressure regulating piston 10 is matched with a pressure equalizing box 6, a thimble base 11 is fixedly mounted on the top surface of the pressure equalizing box 6, a movable cavity 12 is formed in the thimble base 11, a driven piston 13 is arranged in the movable cavity 12, the driven piston 13 is matched with the movable cavity 12, a locking thimble 14 is fixedly mounted on the top surface of the locking thimble 14, the top end of the locking thimble 14 extends to the outside of the thimble base 11 and is fixedly mounted with a locking thimble 15, a pressure compensating part 16 positioned in the movable cavity 12 is movably sleeved on the outside of the locking thimble 14, and a through hole 17 matched with the movable cavity 12 is formed in the top surface of the pressure equalizing box 6; the lower die 2 comprises a lower die holder 201, a positioning hole 202 is formed in the lower die holder 201, a capsule body 203 is arranged in the positioning hole 202, and the outside of the locking plug 15 is movably sleeved with the positioning hole 202.
The equal fixed mounting in top surface and the bottom surface of even pressure pipe 7 inner chamber has corresponding spacing, two spacing all is located the left side of left side through-hole 17, utilizes spacing, has injectd the maximum distance of pressure regulating piston 10 displacement right for pressure regulating piston 10 can not block up through-hole 17, has avoided pressure regulating piston 10 to block up partial through-hole 17, makes partial locking thimble 14 not accept the problem of atmospheric pressure thrust, ensures that all locking thimble 14 atresss evenly, thereby guarantees that all locking top 15 promote corresponding capsule body 203 rebound's distance the same, makes all capsule locking degree the same, has reduced the defective percentage of capsule product.
The top surface of the locking top head 15 is in a downward-concave arc shape, and the downward-concave arc arrangement of the top surface of the locking top head 15 is utilized, so that the stress area between the locking top head 15 and the capsule body 203 is increased, the instantaneous pressure applied to the bottom of the capsule body 203 is reduced, and the instant contact between the bottom of the capsule body 203 and the locking top head 15 is ensured not to be deformed.
The bottom of the locking top head 15 is in threaded sleeve connection with the top end of the locking thimble 14, so that people can replace the locking top head 15 according to the specification of the capsule body 203, the problem that the contact area between the locking top head 15 and the capsule body 203 is reduced and the deformation is easily generated in the capsule locking process due to the fact that the locking top head 15 is not matched with the capsule body 203 is avoided, and the defective rate of capsule products is reduced.
When the capsule locking device is used, firstly, the motor drives the transmission rod 5 to move upwards through the eccentric wheel, then the transmission rod 5 pushes the power piston 4 to move upwards, then the power piston 4 pushes the gas in the gas pressure box 3 into the uniform pressure box 6 through the uniform pressure pipe 7, then the gas flow flows into the movable cavity 12 through the through hole 17 and impacts the driven piston 13, then the driven piston 13 moves upwards under the impact force and compresses the pressure compensation piece 16, then the pressure compensation piece 16 compresses elastically, the upward displacement distance of the driven piston 13 under the impact force is reduced, the top surface of a part of locking top head 15 is prevented from contacting with the bottom of the capsule body 203 preferentially, then the compression elastic potential energy of the pressure compensation piece 16 is increased gradually along with the gradual increase of the gas pressure in the uniform pressure box 6, the influence of the gas flow on the driven piston 13 is reduced gradually, and therefore, before the top surface of the locking top head 15 contacts with the bottom of the capsule, all the driven pistons 13 are subjected to the same air pressure thrust force, then all the locking ejector pins 14 synchronously push the corresponding locking ejector pins 15 to move upwards, then the top surfaces of all the locking ejector pins 15 are simultaneously contacted with the bottom of the capsule body 203, then the locking ejector pins 15 push the capsule body 203 to move upwards, when the power piston 4 moves to the highest point, the capsule body 203 is just locked with the capsule cap, then the transmission rod 5 pulls the power piston 4 downwards to move to the lowest point, then the air pressure in the uniform pressure box 6 is recovered to the normal pressure state, and then the driven piston 13 rapidly moves to the lowest point under the gravity action of the driven piston 13, the locking ejector pins 14 and the locking ejector pins 15 and the elastic force of the pressure compensation part 16 to prepare for next capsule locking.
When the specification of the capsule shell to be processed is changed, firstly, the locking top 15 is changed according to the specification of the capsule shell to be processed, then the transmission rod 5 pushes the power piston 4 to move to the highest point and keep the state still, then the adjusting sleeve 8 is rotated, the position of the pressure adjusting piston 10 is adjusted through the threaded sleeve joint effect of the adjusting sleeve 8 and the adjusting screw 9, so that the size of the air pressure cavity in the uniform pressure box 6 is controlled, the maximum pressure intensity of the air pressure cavity in the uniform pressure box 6 is further adjusted, the thrust of the air pressure in the uniform pressure box 6 to the driven piston 13 is adjusted, the driven piston 13 pushes the capsule body 203 to move upwards through the locking ejector pin 14 and the locking top 15 and is just locked with the capsule cap, at the moment, the adjusting sleeve 8 is stopped rotating, and the adjustment of the capsule locking device is.
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 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 (4)
1. The utility model provides a full-automatic capsule is capsule locking device for capsule filling machine, includes supporting platform (1) and bed die (2), its characterized in that: the bottom surface of the supporting platform (1) is fixedly provided with an air pressure box (3), the inside of the air pressure box (3) is provided with a power piston (4), the power piston (4) is matched with the air pressure box (3), the bottom surface of the power piston (4) is fixedly provided with a transmission rod (5), the bottom end of the transmission rod (5) penetrates through the bottom surface of the air pressure box (3), the outside of the transmission rod (5) is movably sleeved with the bottom surface of the air pressure box (3), the top surface of the supporting platform (1) is fixedly provided with an even pressure box (6), the bottom surface of the even pressure box (6) is fixedly communicated with an even pressure pipe (7), the bottom end of the even pressure pipe (7) penetrates through the supporting platform (1) and is fixedly communicated with the top surface of the air pressure box (3), the left side surface of the even pressure box (6) is movably sleeved with an adjusting sleeve (8), the right end of the adjusting sleeve (8) extends to the inside of the even pressure pipe (7) and, the right end of the adjusting screw rod (9) is fixedly provided with a pressure regulating piston (10), the pressure regulating piston (10) is matched with the pressure equalizing box (6), a thimble base (11) is fixedly arranged on the top surface of the uniform pressure box (6), a movable cavity (12) is arranged in the thimble base (11), a driven piston (13) is arranged in the movable cavity (12), the driven piston (13) is matched with the movable cavity (12), a locking thimble (14) is fixedly arranged on the top surface of the driven piston (13), the top end of the locking thimble (14) extends to the outside of the thimble base (11) and is fixedly provided with a locking thimble (15), a pressure compensation piece (16) positioned in the movable cavity (12) is movably sleeved outside the locking thimble (14), the top surface of the uniform pressure box (6) is provided with a through hole (17) matched with the movable cavity (12); the lower die (2) comprises a lower die holder (201), a positioning hole (202) is formed in the lower die holder (201), a capsule body (203) is arranged in the positioning hole (202), and the outside of the locking ejector head (15) is movably sleeved with the positioning hole (202).
2. The capsule locking device for the full-automatic capsule filling machine according to claim 1, wherein: the top surface and the bottom surface of the inner cavity of the pressure equalizing pipe (7) are fixedly provided with corresponding limiting strips, and the two limiting strips are positioned on the left side of the left side through hole (17).
3. The capsule locking device for the full-automatic capsule filling machine according to claim 1, wherein: the top surface of the locking top head (15) is in an arc shape which is concave downwards.
4. The capsule locking device for the full-automatic capsule filling machine according to claim 1, wherein: the bottom of the locking ejector head (15) is in threaded sleeve connection with the top end of the locking ejector pin (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811509737.0A CN109350528B (en) | 2018-12-11 | 2018-12-11 | Capsule locking device for full-automatic capsule filling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811509737.0A CN109350528B (en) | 2018-12-11 | 2018-12-11 | Capsule locking device for full-automatic capsule filling machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109350528A CN109350528A (en) | 2019-02-19 |
| CN109350528B true CN109350528B (en) | 2020-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811509737.0A Active CN109350528B (en) | 2018-12-11 | 2018-12-11 | Capsule locking device for full-automatic capsule filling machine |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113975176A (en) * | 2021-11-29 | 2022-01-28 | 四川科伦药业股份有限公司 | Locking length adjustable capsule filling device and control device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201658658U (en) * | 2010-01-14 | 2010-12-01 | 张德祥 | Rubber drawing machine for capsules |
| CA3006227C (en) * | 2015-11-26 | 2022-07-12 | Harro Hofliger Verpackungsmaschinen Gmbh | Device and method for ejecting at least one capsule from a capsule holder |
| CN205849815U (en) * | 2016-04-05 | 2017-01-04 | 安徽仁和药业有限公司 | A kind of novel capsule filling machine pulls out capsule module |
| CN205599521U (en) * | 2016-04-27 | 2016-09-28 | 新昌县恒丰胶囊有限公司 | Capsule sieve selection machine of institutional advancement |
| CN207168738U (en) * | 2016-12-02 | 2018-04-03 | 湖南尔康制药股份有限公司 | A kind of closure of hard shell capsules and go out bag apparatus |
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Effective date of registration: 20201028 Address after: 252000 No.5 Lushan South Road, high tech Industrial Development Zone, Liaocheng City, Shandong Province Applicant after: Liaocheng innovation Real Estate Co., Ltd Address before: 310016 No. 87, Qianjiang Sanyuan, Jianggan District, Hangzhou City, Zhejiang Province Applicant before: Zhao Weifen |
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Effective date of registration: 20210707 Address after: 252000 high tech city, intersection of Lushan road and Huanghe Road, high tech Zone, Liaocheng City, Shandong Province Patentee after: Liaocheng Development Zone Dongshan Property Management Co.,Ltd. Address before: 252000 No.5, Lushan South Road, Liaocheng hi tech Industrial Development Zone, Shandong Province Patentee before: Liaocheng innovation Real Estate Co., Ltd |