CN219447380U - Constant-pressure closed measuring cup metering mechanism - Google Patents
Constant-pressure closed measuring cup metering mechanism Download PDFInfo
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- CN219447380U CN219447380U CN202320766697.8U CN202320766697U CN219447380U CN 219447380 U CN219447380 U CN 219447380U CN 202320766697 U CN202320766697 U CN 202320766697U CN 219447380 U CN219447380 U CN 219447380U
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- measuring cup
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- material tray
- jacket
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The utility model discloses a constant-pressure closed measuring cup metering mechanism which comprises an upper material tray, a middle material tray and a lower material tray which are coaxially arranged in sequence from top to bottom, wherein the upper material tray and the middle material tray can rotate around the axis of the lower material tray, the middle material tray and the lower material tray can be arranged in an up-down moving way along the axis, a plurality of upper measuring cups are uniformly distributed on the circumference of the bottom of the upper material tray, a lower measuring cup is sleeved on the middle material tray in a matched manner with the upper measuring cup, a lower measuring cup jacket is sleeved on the outer wall of the lower measuring cup, a spring is arranged between the lower measuring cup jacket and the middle material tray and used for enabling the lower end face of the lower measuring cup jacket to be in pressure sealing contact with the upper end face of the lower material tray, and the upper measuring cup, the lower measuring cup and the lower measuring cup jacket form a measuring cavity with a through top and adjustable capacity; and a discharge hole is formed in the blanking disc, the outlet of the metering cavity is opened when the inner wall of the lower measuring cup jacket is aligned with the discharge hole, and the outlet of the metering cavity is plugged by the upper end face of the blanking disc when the lower measuring cup jacket is positioned in a non-discharge hole area.
Description
Technical Field
The utility model relates to the technical field of measuring cup metering mechanisms, in particular to a constant-pressure closed measuring cup metering mechanism.
Background
The metering mechanism is a key mechanism for realizing quantitative packaging in packaging machinery, as disclosed in the patent with the application number 2011101976027, a metering cup metering mechanism without a material gate comprises a mounting frame, a driving motor, a material disc, a shaft seat and a metering disc main shaft, wherein the shaft seat is fixed on the mounting frame, the metering disc main shaft is sleeved on the shaft seat and driven to rotate by the driving motor, the material disc is installed at the top end of the metering disc main shaft, an upper sleeve sleeved on the metering disc main shaft is connected to the upper side of the shaft seat, a blanking disc sleeved on the upper part of the metering disc main shaft is fixedly connected to the top end of the upper sleeve, a middle disc is arranged between the material disc and the blanking disc, the lower end of the middle disc base is fixed in a central inner cavity sleeved on the upper sleeve and the blanking disc and can rotate relative to the blanking disc, a plurality of groups of upper measuring cups and lower measuring cups which are matched in pairs and can be connected in a sliding mode up and down are correspondingly arranged on the material disc and the middle disc, a discharging nozzle penetrating through a through hole in the concave annular groove is arranged at the lower end of the blanking disc.
Above-mentioned structure has the material leak into in the concave ring groove at the in-process of using, need strike off with the scraper blade, can not effectual assurance measurement precision and life, and the measurement scope is inconvenient to adjust, and the suitability is narrower, consequently needs a closed graduated flask metering mechanism of constant pressure, improves above-mentioned problem.
Disclosure of Invention
The utility model mainly aims to provide a constant-pressure closed measuring cup metering mechanism to solve the defects in the prior art.
The utility model adopts the following technical scheme to achieve the aim:
the constant-pressure closed measuring cup metering mechanism comprises an upper charging tray, a middle charging tray and a lower charging tray which are coaxially arranged in sequence from top to bottom, wherein the upper charging tray and the middle charging tray can rotate around the axis of the lower charging tray, the middle charging tray and the lower charging tray can be arranged in an up-down moving way along the axis, a plurality of upper measuring cups are uniformly distributed on the circumference of the bottom of the upper charging tray, a lower measuring cup is sleeved on the middle charging tray in a matched manner with the upper measuring cup, a lower measuring cup jacket is sleeved on the outer wall of the lower measuring cup, a spring is arranged between the lower measuring cup jacket and the middle charging tray and used for enabling the lower end face of the lower measuring cup jacket to be in pressure sealing contact with the upper end face of the lower charging tray, and the upper measuring cup, the lower measuring cup and the lower measuring cup jacket form a measuring cavity with a through top and a through bottom and adjustable capacity; and a discharge hole is formed in the blanking disc, the outlet of the metering cavity is opened when the inner wall of the lower measuring cup jacket is aligned with the discharge hole, and the outlet of the metering cavity is blocked by the upper end face of the blanking disc when the lower measuring cup jacket is positioned in a non-discharge hole area.
Preferably, the middle material tray is arranged at the upper end of the transmission sleeve, the transmission sleeve is axially and slidably arranged on the feeding main shaft, and rotary motion is transmitted between the transmission sleeve and the feeding main shaft through a flat key; the feeding main shaft penetrates through the transmission sleeve and the top end of the middle material tray, the material loading tray is arranged at the top end of the middle material tray, and the feeding main shaft is rotatably supported by a bearing seat arranged on a working platen of the packing machine.
Preferably, the middle tray and the blanking tray are driven by an adjusting assembly to move up and down along the axis to adjust the position, the adjusting assembly comprises a supporting sleeve and a power source, the blanking tray is arranged at the top end of the supporting sleeve, a gap at the lower end of the transmission sleeve penetrates through at least one section of the blanking tray to extend into the supporting sleeve, a second bearing is arranged between the transmission sleeve and the supporting sleeve, the supporting sleeve is in transmission connection with the power source, and the power source is used for applying axial pushing/pulling force to the supporting sleeve.
Preferably, the power source comprises an upright post, a supporting beam and a screw rod, wherein the upright post is arranged on a working platen of the packaging machine and is parallel to the feeding main shaft, the supporting beam is in sliding fit with the upright post through a sliding sleeve, the screw rod is screwed with a nut arranged on the supporting beam, the screw rod is rotatably supported by a cantilever arranged at the top of the upright post, a hand wheel is arranged at the top of the screw rod, and the supporting beam is connected with the supporting sleeve.
Preferably, the blanking disc bottom and the discharge gate adaptation are provided with the blanking cover, and the upper port that connects the hopper cup joints outside the blanking cover, and the blanking cover is through fixed cover and bearing frame outer wall fixed connection, connects the hopper lower extreme to be equipped with the filling mouth.
Preferably, the inner diameter of the discharge hole is larger than the inner diameter of the lower measuring cup jacket and smaller than the outer diameter of the lower measuring cup jacket.
Preferably, a first bearing is arranged between the feeding main shaft and the bearing seat, and two first bearings are respectively arranged at two ends of the bearing seat.
Preferably, a pinion is arranged at the lower end of the feeding main shaft extending out of the bearing seat and is used for being in transmission fit with a transmission mechanism of the packing machine.
The beneficial technical effects of the utility model are as follows: according to the constant-pressure closed measuring cup metering mechanism, the spring is arranged between the lower measuring cup jacket and the middle material tray and is used for enabling the lower end face of the lower measuring cup jacket to be in pressure sealing contact with the upper end face of the lower material tray, so that materials in the metering cavity are effectively prevented from leaking onto the lower material tray in the operation process of the metering mechanism, waste of the materials is avoided, metering precision is guaranteed, and the constant-pressure closed measuring cup metering mechanism has the advantages of being simple in structure, high in metering precision and good in reliability.
Drawings
FIG. 1 is a front view showing the overall structure of a device of a preferred embodiment of a constant pressure closed measuring cup metering mechanism according to the present utility model;
FIG. 2 is an enlarged view of the structure at A of a preferred embodiment of a constant pressure closed measuring cup metering mechanism according to the present utility model;
fig. 3 is a schematic overall perspective view of a preferred embodiment of a constant pressure closed measuring cup metering mechanism according to the present utility model.
In the figure: the automatic feeding device comprises a 1-bearing seat, a 2-hand wheel, a 3-cantilever, a 4-feeding main shaft, a 5-fixed sleeve, a 6-supporting sleeve, a 7-transmission sleeve, an 8-screw rod, a 9-blanking disc, a 10-discharge hole, an 11-middle charging disc, a 12-lower measuring cup jacket, a 13-spring, a 14-blanking sleeve, a 15-filling hole, a 16-upper charging disc, a 17-upper measuring cup, a 18-upright post, a 19-pinion, a 20-lower measuring cup, a 21-first bearing, a 22-nut, a 23-sliding sleeve, a 24-second bearing, a 25-packing machine workbench plate, a 26-supporting beam and a 27-receiving hopper.
Detailed Description
In order to make the technical solution of the present utility model more clear and obvious to those skilled in the art, the present utility model will be described in further detail with reference to examples and drawings, but the embodiments of the present utility model are not limited thereto.
As shown in fig. 1-3, the constant-pressure closed measuring cup metering mechanism provided by the embodiment comprises an upper material tray 16, a middle material tray 11 and a lower material tray 9 which are coaxially arranged from top to bottom in sequence, wherein the upper material tray 16 and the middle material tray 11 can rotate around the axis of the lower material tray 9, the middle material tray 11 and the lower material tray 9 can be arranged in an up-down moving way along the axis, a plurality of upper measuring cups 17 are uniformly distributed on the circumference of the bottom of the upper material tray 16, a lower measuring cup 20 is sleeved on the middle material tray 11 in a matched manner with the upper measuring cup 17, a lower measuring cup jacket 12 is sleeved on the outer wall of the lower measuring cup 20, a spring 13 is arranged between the lower measuring cup jacket 12 and the middle material tray 11, and the spring 13 is used for enabling the lower end face of the lower measuring cup jacket 12 to be in pressure sealing contact with the upper end face of the lower material tray 9, and the upper measuring cup 17, the lower measuring cup 20 and the lower measuring cup jacket 12 form a measuring cavity with a through top and a through bottom and an adjustable capacity; the discharge gate 10 has been seted up on the unloading dish 9, the measuring chamber export is opened when measuring cup overcoat 12 inner wall and discharge gate 10 align, when measuring cup overcoat 12 is located non-discharge gate 10 region, the measuring chamber export is by unloading dish 9 up end shutoff, through set up spring 13 between measuring cup overcoat 12 and middle charging tray 11 down, spring 13 is used for making measuring cup overcoat 12 lower extreme face and unloading dish 9 up end keep pressure seal contact, effectively avoided measuring mechanism operation in-process, the material in the measuring chamber leaks on the unloading dish, on the one hand avoid the material extravagant, on the other hand guaranteed the measurement precision, and has simple structure, the measurement precision is high, the good advantage of reliability.
Preferably, the middle material tray 11 is arranged at the upper end of the transmission sleeve 7, the transmission sleeve 7 is axially and slidably arranged on the feeding main shaft 4, and rotary motion is transmitted between the transmission sleeve 7 and the feeding main shaft 4 through a flat key; the feeding main shaft 4 penetrates through the transmission sleeve 7 and the top end of the middle charging tray 11, the feeding main shaft 4 is rotatably supported by the bearing seat 1 arranged on the working platen 25 of the packing machine, the middle charging tray 11 and the discharging tray 9 are driven by the adjusting component to move up and down along the axis to adjust the position, the adjusting component comprises a supporting sleeve 6 and a power source, the discharging tray 9 is arranged at the top end of the supporting sleeve 6, a gap at the lower end of the transmission sleeve 7 penetrates through at least one section of the discharging tray 9 and stretches into the supporting sleeve 6, a second bearing 24 is arranged between the transmission sleeve 7 and the supporting sleeve 6, the supporting sleeve 6 is in transmission connection with the power source, and the power source is used for applying axial pushing/pulling force to the supporting sleeve 6; as a preferred embodiment, the power source comprises a stand column 18, a support beam 26 and a screw rod 8, wherein the stand column 18 is arranged on a working platen 25 of the packing machine and is parallel to the feeding main shaft 4, the support beam 26 is in sliding fit with the stand column 18 through a sliding sleeve 23, the screw rod 8 is screwed with a nut 22 arranged on the support beam 26, the screw rod 8 is rotatably supported by a cantilever 3 arranged at the top of the stand column 18, a hand wheel 2 is arranged at the top of the screw rod, and the support beam 26 is connected with a support sleeve 6.
Through the arrangement, the hand wheel 2 is rotated to drive the screw rod 8 to rotate, the supporting beam 26 is driven to slide up and down along the upright post 18, further the supporting sleeve 6 is driven to move up and down, the lower material tray 9, the transmission sleeve 7 and the middle material tray 11 are driven by the supporting sleeve 6 to move up and down, the lower measuring cup jacket 12 and the lower measuring cup 20 are further driven to lift along the upper measuring cup 17, so that the size of a measuring cavity is adjusted, different measuring specifications can be set according to packaging requirements, different measuring size requirements are met, through the arranged spring 13, the pressing force of the bottom surface of the lower measuring cup jacket 12 of the mechanism to the upper end surface of the lower material tray 9 is constant and is not changed by the size adjustment of the measuring cavity, the materials in the measuring cavity are prevented from leaking onto the lower material tray 9, the measuring precision and the service life of the mechanism are effectively guaranteed, the measuring adjusting range is large, and the materials enter the upper material tray 16 and the upper measuring cup 17 are required to be explained in the prior art.
Here, the inner hole of the transmission sleeve 7 may also be designed into an internal spline structure, the corresponding position of the corresponding charging spindle 4 is designed into an external spline shaft structure, so that the transmission sleeve 7 can axially move relative to the charging spindle 4, meanwhile, the rotation power of the charging spindle 4 can also be transmitted to the transmission sleeve 7, so that the transmission sleeve 7 and the charging spindle 4 synchronously rotate, and the key point is that the embodiment of fig. 1 adopts a flat key structure, namely, a key slot with two closed ends is formed on the charging spindle 4 to be filled with the flat key, an axially through key slot is formed on the inner wall of the transmission sleeve 7, and the key slot and the flat key are in sliding fit.
In this embodiment: the blanking sleeve 14 is arranged at the bottom of the blanking disc 9 and is matched with the discharge hole 10, the upper opening of the receiving hopper 27 is sleeved outside the blanking sleeve 14, the blanking sleeve 14 is fixedly connected with the outer wall of the bearing seat 1 through the fixing sleeve 5, the lower end of the receiving hopper 27 is provided with the filling hole 15, so that the blanking sleeve 14 is always sleeved with the receiving hopper 27 when the position of the blanking disc 9 is adjusted up and down, and the material is prevented from falling during discharging.
In this embodiment: the inside diameter of the discharge port 10 is greater than the inside diameter of the lower measuring cup housing 12 and less than the outside diameter of the lower measuring cup housing 12 so that the material in the metering chamber can be effectively completely released into the receiving hopper 27 when the lower measuring cup housing 12 is aligned with the discharge port 10.
In this embodiment: the feeding main shaft 4 and the bearing seat 1 are provided with the first bearing 21, the first bearing 21 is provided with two parts which are respectively arranged at two ends of the bearing seat 1, the lower end of the feeding main shaft 4 extending out of the bearing seat 1 is provided with the pinion 19 which is used for being in transmission fit with a transmission mechanism of the packing machine, so that the feeding main shaft 4 can be effectively supported, the unbalanced load bearing capacity is strong, the feeding main shaft 4 is ensured to smoothly rotate under the drive of the transmission mechanism of the packing machine, in this way, the material in the feeding disc 16 is accurately metered in a metering cavity formed by the upper measuring cup 17, the lower measuring cup 20 and the lower measuring cup jacket 12 in the rotation process at the position of the non-discharge hole 10, and the material in the metering cavity falls into the receiving hopper 27 from the discharge hole 10 when the feeding main shaft rotates to the position of the discharge hole 10, and the packing bag is filled through the filling hole 15, so that the quantitative packing of the material is completed.
The above description is only of some embodiments of the present utility model, but the protection scope of the present utility model is not limited thereto, and any person skilled in the art who is skilled in the art to which the present utility model pertains will appreciate that the technical solution and the conception thereof according to the present utility model are equivalent or modified within the scope of the present utility model.
Claims (8)
1. The utility model provides a closed graduated flask metering mechanism of constant pressure which characterized in that: the automatic weighing device comprises a feeding disc (16), a middle disc (11) and a discharging disc (9) which are coaxially arranged from top to bottom in sequence, wherein the feeding disc (16) and the middle disc (11) can rotate around the axis of the discharging disc (9), the middle disc (11) and the discharging disc (9) can be arranged in a vertically movable mode along the axis, a plurality of upper measuring cups (17) are uniformly distributed on the circumference of the bottom of the feeding disc (16), a lower measuring cup (20) is sleeved on the middle disc (11) in a matched mode with the upper measuring cup (17), a lower measuring cup jacket (12) is sleeved on the outer wall of the lower measuring cup (20), a spring (13) is arranged between the lower measuring cup jacket (12) and the middle disc (11), and the spring (13) is used for enabling the lower end face of the lower measuring cup jacket (12) to be in pressure sealing contact with the upper end face of the discharging disc (9), and the upper measuring cup (17), the lower measuring cup (20) and the lower measuring cup jacket (12) form a measuring cavity with an adjustable top and bottom; a discharge hole (10) is formed in the blanking disc (9), the outlet of the metering cavity is opened when the inner wall of the measuring cup jacket (12) is aligned with the discharge hole (10), and the outlet of the metering cavity is plugged by the upper end face of the blanking disc (9) when the lower measuring cup jacket (12) is positioned in a non-discharge hole (10) area.
2. The constant pressure closed measuring cup metering mechanism according to claim 1, wherein: the middle material tray (11) is arranged at the upper end of the transmission sleeve (7), the transmission sleeve (7) is axially and slidably arranged on the feeding main shaft (4), and rotary motion is transmitted between the transmission sleeve (7) and the feeding main shaft (4) through a flat key; the feeding main shaft (4) penetrates through the transmission sleeve (7) and the top end of the middle material tray (11) to be provided with the material loading tray (16), and the feeding main shaft (4) is rotatably supported by the bearing seat (1) arranged on the working platen (25) of the packing machine.
3. The constant pressure closed measuring cup metering mechanism according to claim 2, wherein: the middle charging tray (11) and the blanking tray (9) are driven by an adjusting component to move up and down along the axis to adjust the position, the adjusting component comprises a supporting sleeve (6) and a power source, the blanking tray (9) is installed at the top end of the supporting sleeve (6), a gap at the lower end of a transmission sleeve (7) penetrates through at least one section of the blanking tray (9) to stretch into the supporting sleeve (6), a second bearing (24) is installed between the transmission sleeve (7) and the supporting sleeve (6), the supporting sleeve (6) is in transmission connection with the power source, and the power source is used for applying axial pushing/pulling force to the supporting sleeve (6).
4. A constant pressure closed measuring cup metering mechanism according to claim 3, wherein: the power source comprises a stand column (18), a support beam (26) and a screw rod (8), wherein the stand column (18) is arranged on a working platen (25) of the packaging machine and is parallel to a feeding main shaft (4), the support beam (26) is in sliding fit with the stand column (18) through a sliding sleeve (23), the screw rod (8) is screwed with a nut (22) arranged on the support beam (26), the screw rod (8) is rotatably supported by a cantilever (3) arranged at the top of the stand column (18), a hand wheel (2) is arranged at the top of the screw rod, and the support beam (26) is connected with a support sleeve (6).
5. The constant pressure closed measuring cup metering mechanism according to claim 2, wherein: the bottom of the blanking disc (9) is provided with a blanking sleeve (14) in an adapting way with a discharging hole (10), an upper hole of a receiving hopper (27) is sleeved outside the blanking sleeve (14), the blanking sleeve (14) is fixedly connected with the outer wall of the bearing seat (1) through a fixing sleeve (5), and a filling hole (15) is formed in the lower end of the receiving hopper (27).
6. The constant pressure closed measuring cup metering mechanism according to claim 2, wherein: the inner diameter of the discharge hole (10) is larger than the inner diameter of the lower measuring cup jacket (12) and smaller than the outer diameter of the lower measuring cup jacket (12).
7. The constant pressure closed measuring cup metering mechanism according to claim 2, wherein: a first bearing (21) is arranged between the feeding main shaft (4) and the bearing seat (1), and the first bearing (21) is provided with two parts which are respectively arranged at two ends of the bearing seat (1).
8. The constant pressure closed measuring cup metering mechanism according to any one of claims 2 to 7, wherein: the lower end of the charging main shaft (4) extending out of the bearing seat (1) is provided with a pinion (19) for being in transmission fit with a transmission mechanism of the packaging machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320766697.8U CN219447380U (en) | 2023-04-10 | 2023-04-10 | Constant-pressure closed measuring cup metering mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320766697.8U CN219447380U (en) | 2023-04-10 | 2023-04-10 | Constant-pressure closed measuring cup metering mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219447380U true CN219447380U (en) | 2023-08-01 |
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ID=87387067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320766697.8U Active CN219447380U (en) | 2023-04-10 | 2023-04-10 | Constant-pressure closed measuring cup metering mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219447380U (en) |
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2023
- 2023-04-10 CN CN202320766697.8U patent/CN219447380U/en active Active
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