Weighing device for calendaring process metering system

Abstract

The utility model relates to the technical field of weighing devices, and provides a weighing device for a calendering process metering system, which comprises a lower annular support frame, a support column is fixedly arranged on the lower annular support frame, an upper annular support frame is fixedly arranged at the upper end of the support column, and a weighing cylinder is movably mounted in the lower annular support frame. A plurality of weighing sensors which are evenly distributed in the circumferential direction are arranged between the weighing cylinder and the lower annular supporting frame, a first discharging pipe is arranged at the lower end of the weighing cylinder, an electromagnetic valve is arranged on the first discharging pipe, a quantitative feeding mechanism is fixedly arranged at the upper end of the upper annular supporting frame, and a PLC is arranged on the upper annular supporting frame. The quantitative feeding device has the advantages that materials are added into the weighing cylinder through the quantitative feeding mechanism, first-level quantitative conveying is achieved through the quantitative feeding mechanism, the function of second-level quantitative conveying is achieved through cooperation of the weighing cylinder and the weighing sensor, and the quantitative feeding device is simple in structure, convenient to use and high in practicability. And the precision performance and the stability performance of weighing are improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to weighing device technical field, especially related to a weighing device for calendering process measurement system. BACKGROUND

[0002] At present, in the measurement of the compounding of various raw materials at home and abroad, raw material cumulative measurement is mostly adopted, and the mode of unified discharge after one-time measurement is adopted, but the time of different raw material feeding cannot be diversified, the product individualization requirement is difficult to realize, and through single measurement, the function of secondary weighing detection cannot be realized, the error is large, thereby affecting the quality of the product.

[0003] Therefore, in view of the above-mentioned scheme in the actual production and implementation use on the lack of place, and make correction, improvement, and by the spirit and idea of seeking good, and the aid of professional knowledge, experience, and after many parties clever, test, the utility model is created, and a weighing device for calendering process measurement system is provided to solve the problem. UTILITY MODEL CONTENT

[0004] The utility model discloses a weighing device for calendering process measurement system, which solves the problems in the prior art.

[0005] The technical scheme of the utility model is realized as follows: a lower annular support frame is fixedly provided with a plurality of support columns which are uniformly distributed in the circumferential direction, the upper end of the support column is fixedly provided with an upper annular support frame, a weighing cylinder is movably installed in the lower annular support frame, a plurality of weighing sensors which are uniformly distributed in the circumferential direction are arranged between the weighing cylinder and the lower annular support frame, a first discharge pipe is arranged at the lower end of the weighing cylinder, an electromagnetic valve is arranged on the first discharge pipe, a quantitative feeding mechanism is fixedly arranged at the upper end of the upper annular support frame, a PLC controller is arranged on the upper annular support frame, the weighing sensor, the electromagnetic valve and the quantitative feeding mechanism are electrically connected with the PLC controller, and a manual valve is arranged on the second feeding pipe.

[0006] In the use process of the above technical scheme: the quantitative feeding mechanism is used to add material into the weighing cylinder, the quantitative feeding mechanism is used to realize primary quantitative conveying, the weighing cylinder and the weighing sensor are used to realize secondary quantitative function, and the accuracy and stability of weighing are improved.

[0007] Preferably, the number of the support columns is four, the four support columns are uniformly distributed in the circumferential direction on the lower annular support frame, and penetrate through the lower annular support frame.

[0008] Preferably, the weighing cylinder and the first discharge pipe are sealed and communicated through a conical cylinder, and a support plate corresponding to the weighing sensor is fixedly arranged on the outer wall of the weighing cylinder.

[0009] Preferably, the number of the weighing sensors and the support plates is four, and the four weighing sensors are detachably mounted on the lower annular support frame and connected with the support plates.

[0010] Preferably, the quantitative feeding mechanism comprises a transverse feeding cylinder fixedly mounted on the upper annular support frame, a second discharging pipe and a second feeding pipe are arranged on the transverse feeding cylinder, a storage cylinder is fixedly arranged on the second feeding pipe, a spiral feeding tooth is rotatably mounted in the transverse feeding cylinder, and a first driving component for driving the spiral feeding tooth to rotate is detachably mounted on the transverse feeding cylinder.

[0011] Preferably, a mounting seat is fixedly arranged on the upper annular support frame, the transverse feeding cylinder is detachably mounted on the mounting seat, a transmission shaft is rotatably mounted in the transverse feeding cylinder, the spiral feeding tooth is fixed on the transmission shaft, and the power end of the first driving component is connected with the transmission shaft.

[0012] Preferably, a conical hopper is fixedly arranged on the inner wall of the upper annular support frame, the second discharging pipe is located above the conical hopper, and the middle discharging port of the conical hopper coincides with the central axis of the weighing cylinder.

[0013] In use, the first driving component is started to drive the spiral feeding tooth to rotate through the transmission shaft, the material in the transverse feeding cylinder is transversely conveyed from the second feeding pipe to the second discharging pipe through the spiral feeding tooth, the material in the storage cylinder is conveyed into the transverse feeding cylinder through the second feeding pipe, and then conveyed into the conical hopper through the second discharging pipe, the rotation time of the first driving component is controlled to realize the function of quantitative conveying of the material, and the material is input along the central axis of the weighing cylinder through the conical hopper to prevent the material from deviating in the weighing cylinder, thereby affecting the precision of the weighing.

[0014] Preferably, a piston plate is sealingly and slidably mounted in the transverse feeding cylinder, a second driving component for driving the piston plate to move transversely is arranged on the upper annular support frame, and the second driving component is started to drive the piston plate to seal the second discharging pipe.

[0015] In use, the second driving component is started to drive the piston plate to move along the transverse feeding cylinder to realize the closing or opening of the second discharging pipe, thereby preventing the material in the transverse feeding cylinder from falling off during the discharging of the weighing cylinder, and affecting the precision.

[0016] Preferably, a stirring shaft is rotatably mounted in the storage cylinder, a plurality of stirring rods are fixedly arranged on the stirring shaft, a stirring motor for driving the stirring shaft to rotate is arranged on the storage cylinder, and a first feeding pipe is arranged on the storage cylinder.

[0017] During use, the above technical solution works as follows: starting the stirring motor drives the stirring rod to rotate via the stirring shaft, preventing material accumulation in the storage cylinder, which would affect the discharge effect and compromise the accuracy of the quantitative feeding mechanism.

[0018] After adopting the above technical solution, the beneficial effects of this utility model are:

[0019] 1. During the production process, the material feeding process enables the achievement of different product quality requirements and meets the personalized product requirements of customers. The quantitative feeding mechanism adds materials into the weighing cylinder, realizing primary quantitative conveying. The weighing cylinder and weighing sensor work together to achieve secondary quantitative function, improving the accuracy and stability of weighing.

[0020] 2. The first drive unit is started, which drives the spiral conveying teeth to rotate through the transmission shaft. The spiral conveying teeth transport the material in the transverse conveying cylinder from the second feed pipe to the second discharge pipe. The material in the storage cylinder enters the transverse conveying cylinder through the second feed pipe and is transported to the conical discharge hopper through the second discharge pipe. By controlling the rotation time of the first drive unit, the function of quantitative material conveying is realized. The conical discharge hopper ensures that the material is input along the central axis of the weighing cylinder, preventing the material from shifting in the weighing cylinder and thus affecting the accuracy of weighing. Attached Figure Description

[0021] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0022] Figure 1 This is a perspective view of the present utility model;

[0023] Figure 2 This is the front view of the present invention;

[0024] Figure 3 This is a top view of the present invention;

[0025] Figure 4 This utility model Figure 3 Sectional view at point AA;

[0026] Figure 5 This utility model Figure 3 Sectional view at point BB;

[0027] Figure 6 This is an exploded view of the present invention;

[0028] Figure 7 It is a sectional view of the quantitative feeding mechanism of the utility model;

[0029] Figure 8 It is a sectional view of the quantitative feeding mechanism of the utility model;

[0030] Figure 9 It is a sectional view of the quantitative feeding mechanism of the utility model;

[0031] Figure 10 It is a sectional view of the quantitative feeding mechanism of the utility model;

[0032] In the figure, 1, lower annular support frame; 2, support column; 3, upper annular support frame; 4, weighing sensor; 5, conical discharge hopper; 6, PLC controller; 7, mounting seat; 8, weighing cylinder; 9, conical cylinder; 10, first discharge pipe; 11, electromagnetic valve; 12, support plate; 13, transverse conveying cylinder; 14, second discharge pipe; 15, second feed pipe; 16, hand valve; 17, storage cylinder; 18, first driving part; 19, transmission shaft; 20, spiral conveying tooth; 21, piston plate; 22, second driving part; 23, stirring motor; 24, stirring shaft; 25, stirring rod; 26, first feed pipe; DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0034] EMBODIMENT

[0035] As Figures 1 to 10 shown, a kind of calendering process metering system weighing device, including lower annular support frame 1, lower annular support frame 1 is fixedly provided with multiple circumferentially uniform distribution support column 2, the upper end of support column 2 is fixedly provided with upper annular support frame 3, weighing cylinder 8 is movably installed in lower annular support frame 1, multiple circumferentially uniform distribution weighing sensor 4 are arranged between weighing cylinder 8 and lower annular support frame 1, first discharge pipe 10 is arranged in the lower end of weighing cylinder 8, electromagnetic valve 11 is arranged on first discharge pipe 10, upper annular support frame 3 upper end is fixedly provided with quantitative feeding mechanism, PLC controller 6 is arranged on upper annular support frame 3, weighing sensor 4, electromagnetic valve 11, quantitative feeding mechanism are electrically connected with PLC controller 6.

[0036] The number of support columns 2 is four, the four support columns 2 are evenly distributed on the lower annular support frame 1 in the circumferential direction, and penetrate the lower annular support frame 1, the weighing cylinder 8 is in sealed communication with the first discharge pipe 10 through the conical cylinder 9, the outer wall of the weighing cylinder 8 is fixedly provided with a support plate 12 corresponding to the weighing sensor 4, the number of the weighing sensor 4 and the support plate 12 is four, and the four weighing sensors are detachably installed on the lower annular support frame 1 and connected with the support plate 12.

[0037] In actual operation: the material is added into the weighing cylinder 8 through the quantitative feeding mechanism, the quantitative feeding mechanism realizes primary quantitative conveying, the material falls into the weighing cylinder 8 through the quantitative feeding mechanism, the material is weighed in real time through the four axially uniformly distributed weighing sensors 4 on the lower annular support frame 1, and the weighing result is transmitted to the PLC controller 6, when the set value is reached, the quantitative feeding mechanism is controlled to be paused through the PLC controller 6, and the secondary quantitative function is realized through the cooperation of the weighing cylinder 8 and the weighing sensor, so that the precision and stability of weighing are improved.

[0038] The quantitative feeding mechanism comprises a horizontal material conveying cylinder 13 fixedly installed on the upper annular support frame 3, the horizontal material conveying cylinder 13 is provided with a second discharge pipe 14 and a second feeding pipe 15, the second feeding pipe 15 is fixedly provided with a storage cylinder 17, a spiral material conveying tooth 20 is rotatably installed in the horizontal material conveying cylinder 13, the horizontal material conveying cylinder 13 is detachably installed with a first driving part 18 for driving the spiral material conveying tooth 20 to rotate, the upper annular support frame 3 is fixedly provided with a mounting seat 7, the horizontal material conveying cylinder 13 is detachably installed on the mounting seat 7, a transmission shaft 19 is rotatably installed in the horizontal material conveying cylinder 13, the spiral material conveying tooth 20 is fixed on the transmission shaft 19, the power end of the first driving part 18 is connected with the transmission shaft 19, the second feeding pipe 15 is provided with a manual valve 16, a conical discharge hopper 5 is fixedly arranged on the inner wall of the upper annular support frame 3, the second discharge pipe 14 is located above the conical discharge hopper 5, and the central discharge port of the conical discharge hopper 5 coincides with the central axis of the weighing cylinder 8.

[0039] Specifically, the first driving part 18 is a driving motor with adjustable rotating speed, and the first driving part 18 is installed on the horizontal material conveying cylinder 13 through bolts and nuts.

[0040] The number of quantitative feeding mechanisms is two, and the two quantitative feeding mechanisms have the same structure.

[0041] In actual operation: start the first drive component 18 through the transmission shaft 19 to drive the spiral conveying tooth 20 to rotate, and the spiral conveying tooth 20 transversely conveys the material in the transverse conveying cylinder 13 from the second feeding pipe 15 to the second discharging pipe 14, the material in the storage cylinder 17 enters the transverse conveying cylinder 13 through the second feeding pipe 15, and is conveyed to the conical hopper 5 through the second discharging pipe 14, the rotation time of the first drive component 18 is controlled to realize the function of quantitative conveying of the material, and the material is input along the central axis of the weighing cylinder 8 through the conical hopper 5, so as to prevent the material from deviating in the weighing cylinder 8, thereby affecting the precision performance of weighing.

[0042] The piston plate 21 is sealingly and slidably installed in the transverse conveying cylinder 13, and the second drive component 22 for driving the piston plate 21 to move transversely is arranged on the upper annular support frame 3.

[0043] Specifically, the second drive component 22 is an electric push rod or a hydraulic cylinder, the second drive component 22 is installed on the upper annular support frame 3 through bolts and nuts, and the power shaft is movably arranged through the transverse conveying cylinder 13 and is connected and fixed with the piston plate 21.

[0044] In actual operation: start the second drive component 22 to drive the piston plate 21 to move along the transverse conveying cylinder 13, so as to realize the closing or opening of the second discharging pipe 14, and prevent the material in the transverse conveying cylinder 13 from falling during the discharging process of the weighing cylinder 8, thereby affecting the precision.

[0045] The stirring shaft 24 is rotatably installed in the storage cylinder 17, a plurality of stirring rods 25 are fixedly arranged on the stirring shaft 24, the stirring motor 23 for driving the stirring shaft 24 to rotate is arranged on the storage cylinder 17, and the first feeding pipe 26 is arranged on the storage cylinder 17.

[0046] Specifically, the second drive component 22 and the stirring motor 23 are electrically connected with the PLC controller 6.

[0047] In actual operation: start the stirring motor 23 to drive the stirring rod 25 to rotate through the stirring shaft 24, so as to prevent the material in the storage cylinder 17 from accumulating, thereby affecting the discharging effect and causing the precision performance of the quantitative feeding mechanism.

[0048] The working principle of the utility model is: the first driving part 18 is started to drive the spiral conveying tooth 20 to rotate through the transmission shaft 19, the material in the horizontal conveying cylinder 13 is horizontally conveyed from the second feeding pipe 15 to the second discharging pipe 14 through the spiral conveying tooth 20, the material in the storage cylinder 17 enters the horizontal conveying cylinder 13 through the second feeding pipe 15, and is conveyed into the conical hopper 5 through the second discharging pipe 14, the rotation time of the first driving part 18 is controlled to realize the function of quantitative conveying of the material, the material is input along the central axis of the weighing cylinder 8 through the conical hopper 5 to prevent the material from deviating in the weighing cylinder 8, thereby affecting the precision performance of weighing, the first-stage quantitative conveying is realized through the quantitative feeding mechanism, the material falls into the weighing cylinder 8 through the quantitative feeding mechanism, the material is weighed in real time through the four axial weighing sensors 4 which are evenly distributed on the lower annular support frame 1, and the weighing result is transmitted to the PLC controller 6, when the set value is reached, the quantitative feeding mechanism is controlled to pause through the PLC controller 6, the second-stage quantitative function is realized through the cooperation of the weighing cylinder 8 and the weighing sensor, and the precision performance and stability performance of weighing are improved.

[0049] In the description of the utility model, it is understood that the orientation or position relationship indicated by the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model. In the description of the utility model, unless otherwise specified and limited, it is necessary to explain that the terms "mounting", "connection", "connection" should be understood in a broad sense, for example, it can be mechanical connection or electrical connection, and can be the communication between two elements, and can be directly connected or indirectly connected through an intermediate medium, and the specific meaning of the above terms can be understood according to the specific circumstances by those skilled in the art.

[0050] The above is only the preferred embodiment of the utility model, and does not limit the utility model, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A weighing device for a calendering process metering system, comprising a lower annular support frame (1) on which a plurality of circumferentially uniformly distributed support columns (2) are fixedly arranged, the upper ends of the support columns (2) being fixedly arranged with an upper annular support frame (3), characterized in that: The lower annular support frame (1) is movably mounted with a weighing cylinder (8), a plurality of circumferentially uniformly distributed weighing sensors (4) are arranged between the weighing cylinder (8) and the lower annular support frame (1), the lower end of the weighing cylinder (8) is provided with a first discharge pipe (10), the first discharge pipe (10) is provided with a solenoid valve (11), the upper end of the upper annular support frame (3) is fixedly provided with a quantitative feeding mechanism, the upper annular support frame (3) is provided with a PLC controller (6), the weighing sensors (4), the solenoid valve (11) and the quantitative feeding mechanism are electrically connected with the PLC controller (6), the quantitative feeding mechanism is provided with a second feeding pipe (15), and the second feeding pipe (15) is provided with a manual valve (16).

2. A weighing device for a calendering process metering system according to claim 1, characterized in that The number of the support columns (2) is four, the four support columns (2) are circumferentially uniformly distributed on the lower annular support frame (1) and penetrate through the lower annular support frame (1).

3. A weighing device for a calendering process metering system according to claim 2, characterized in that The weighing cylinder (8) and the first discharge pipe (10) are sealingly communicated through a conical cylinder (9), and the outer wall of the weighing cylinder (8) is fixedly provided with a support plate (12) corresponding to the weighing sensor (4) at the upper end.

4. The weighing device for a calendering process metering system according to claim 3, characterized in that The number of the weighing sensors (4) and the support plates (12) is four, the four weighing sensors are movably mounted on the lower annular support frame (1) and connected with the support plates (12) at the measuring end.

5. A weighing device for a calendering process metering system according to any one of claims 1 to 4, characterized in that The quantitative feeding mechanism comprises a transverse feeding cylinder (13) fixedly installed on the upper annular support frame (3), the transverse feeding cylinder (13) is provided with a second discharge pipe (14), the second feeding pipe (15) is arranged on the transverse feeding cylinder (13), the second feeding pipe (15) is fixedly provided with a storage cylinder (17), the transverse feeding cylinder (13) is rotatably installed with a spiral feeding tooth (20), and the transverse feeding cylinder (13) is movably installed with a first driving component (18) for driving the spiral feeding tooth (20) to rotate.

6. A weighing device for a calendering process metering system according to claim 5, characterized in that The upper annular support frame (3) is fixedly provided with a mounting seat (7), the transverse feeding cylinder (13) is movably installed on the mounting seat (7), the transverse feeding cylinder (13) is rotatably installed with a transmission shaft (19), the spiral feeding tooth (20) is fixed on the transmission shaft (19), and the power end of the first driving component (18) is connected with the transmission shaft (19).

7. A weighing device for a calendering process metering system according to claim 6, characterized in that The inner wall of the upper annular support frame (3) is fixedly provided with a conical hopper (5), the second discharge pipe (14) is located above the conical hopper (5), and the middle discharge port of the conical hopper (5) coincides with the central axis of the weighing cylinder (8).

8. A weighing device for a calendering process metering system according to claim 7, characterized in that The transverse feeding cylinder (13) is sealingly movably installed with a piston plate (21), the upper annular support frame (3) is provided with a second driving component (22) for driving the piston plate (21) to move transversely, and the second driving component (22) is started to drive the piston plate (21) to seal the second discharge pipe (14).

9. A weighing device for a calendering process metering system according to claim 8, characterized in that A stirring shaft (24) is rotatably arranged in the storage cylinder (17), a plurality of stirring rods (25) are fixedly arranged on the stirring shaft (24), a stirring motor (23) for driving the stirring shaft (24) to rotate is arranged on the storage cylinder (17), and a first feeding pipe (26) is arranged on the storage cylinder (17).

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