Downward-inclined spiral conveying valve port scale

Abstract

The utility model relates to a declination type spiral conveying valve port scale, and belongs to the technical field of material packaging equipment. The device comprises a machine frame, a feeding assembly is arranged at the top of the machine frame, and the discharging end of the feeding assembly is connected with a spiral conveying assembly which is arranged in a downwards-inclined mode. A bagging opening is formed in the discharging position of the spiral conveying assembly, and materials fall into bags from the bagging opening after being conveyed by the spiral conveying assembly. The side, away from the bag, of the spiral conveying assembly is connected with the driving assembly, the driving assembly drives the spiral conveying assembly to rotate, and spiral blades on the spiral conveying assembly are arranged from large to small in the material conveying direction. A bag overturning and removing assembly is further arranged at the bottom of the bag pouring position and used for overturning the bag after pouring is completed, and the bag is smoothly removed from the bagging opening. According to the utility model, the actual filling capacity of bags can be effectively improved, the feeding speed can be improved, and the efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to material packaging equipment technical field especially a downward inclined screw conveying valve port scale. BACKGROUND

[0002] As a commonly used metering and filling equipment, the valve port scale is widely used in the quantitative packaging of various bulk materials. Its working principle is to accurately control the system, and then release the material to the packaging bag through the valve port according to the preset weight. However, in the actual use process, the valve port scale faces some technical challenges, especially the problem of material accumulation.

[0003] When the valve port scale fills the material, the accumulation angle of the material has a direct impact on its filling capacity. Due to the physical properties of the material itself (such as particle size, density, fluidity, etc.), an accumulation area is often formed near the bag opening during the filling process. This accumulation area not only reduces the actual fillable material amount, but also may cause uneven filling, affecting the packaging effect and product quality.

[0004] Therefore, in order to solve the above problems, it is urgent to develop a downward inclined screw conveying valve port scale. SUMMARY

[0005] In view of the above-mentioned shortcomings in the prior art, the present application provides a downward inclined screw conveying valve port scale, which effectively solves the problem of material accumulation during the filling process and improves the actual capacity of bag filling.

[0006] The technical scheme adopted by the utility model is as follows: a downward inclined screw conveying valve port scale, comprising a rack, a feeding assembly is arranged on the top of the rack, the discharge end of the feeding assembly is connected with a downward inclined screw conveying assembly, a bag sleeve opening is arranged at the discharge end of the screw conveying assembly, and the material transported by the screw conveying assembly falls into the bag through the bag sleeve opening; the screw conveying assembly is connected with a driving assembly on the side away from the bag, the driving assembly drives the screw conveying assembly to rotate, the screw blades on the screw conveying assembly are arranged from large to small along the material conveying direction; a bag turning and removing assembly is further arranged at the bottom of the bag filling position, which is used to turn the bag after filling is completed, so that the bag can be smoothly removed from the bag sleeve opening.

[0007] As a further improvement of the above technical scheme:

[0008] Preferably, a driving assembly fixing frame is arranged at the bottom of the driving assembly, and the driving assembly fixing frame is fixedly arranged on the rack; the driving assembly is fixedly arranged on the driving assembly fixing frame.

[0009] Preferably, the structure of the feeding assembly is: comprising a vertical feeding section for material feeding, and an inclined feeding section connected with the feeding section of the spiral conveying assembly; the vertical feeding section and the inclined feeding section are integrated.

[0010] Preferably, the structure of the spiral conveying assembly is: comprising a spiral conveying section and a spiral output section connected integrally, the first spiral blade is arranged around the spiral conveying section, and the second spiral blade is arranged around the spiral output section; the diameter of the first spiral blade is larger than that of the second spiral blade.

[0011] More preferably, the structure of the second spiral blade is provided as double spiral blades with the same pitch.

[0012] Preferably, the structure of the driving assembly is: comprising a driving motor, and a driving wheel arranged on the output shaft of the driving motor; the rotation of the driven wheel is driven by the driving wheel through a belt.

[0013] More preferably, the other end of the driven wheel is connected with the spiral conveying section of the spiral conveying assembly.

[0014] Preferably, the structure of the bag turning and bag removing assembly is: comprising a bag turning and bag removing cylinder, the output end of the bag turning and bag removing cylinder is connected with a turning crank arm, the turning crank arm rotates around a turning shaft; further comprising a bag filling seat, the bag filling seat is used for placing the bag; the turning crank arm rotates and the bag filling seat inclines at the same time.

[0015] More preferably, a front stopper is arranged on the front side of the bag filling seat, and a rear stopper is arranged on the rear side of the bag filling seat; the height of the front stopper is lower than the midpoint of the height of the bag, and the height of the rear stopper is higher than the midpoint of the height of the bag; the rear stopper is used for preventing the bag from falling backward during the filling process.

[0016] The beneficial effects of the utility model are as follows:

[0017] The utility model has the advantages of compact structure and stable filling process, the spiral conveying assembly is arranged in a downward manner, the first spiral blade with large diameter is arranged on the spiral conveying section, so that the conveying flow is large; the second spiral blade with small diameter is arranged on the spiral output section, and is used for the bagging opening of the valve port bag; the material filling degree in the second spiral blade with small diameter is improved by the first spiral blade with large diameter, and the feeding speed is greatly increased by the downward inclination of the spiral conveying assembly, so that the transportation time is shortened and the filling yield is improved.

[0018] The utility model also has the following advantages:

[0019] (1) the second spiral vane of the utility model adopts double spiral vane, the pitch of double spiral vane is invariable, then the conveying capacity of the spiral conveying assembly is invariable when conveying dynamically, and the interval between blade layers is reduced by half, then the self-flow resistance of material is greatly improved when the spiral conveying assembly is static, which plays a role in preventing material self-flow;

[0020] (2) the utility model additionally adds a bag turning and removing assembly, after material filling and metering are completed, the bag turning and removing cylinder acts to extend, the turnover curved arm is turned over outward with the turnover shaft as the center, the upper portion of the turnover curved arm pushes the upper portion of the bag filling seat to make the bag incline, and finally moves out and falls off from the bag sleeve opening, achieves automatic bag removing function, and greatly saves manpower and material resources. BRIEF DESCRIPTION OF DRAWINGS

[0021] Fig. 1 It is the whole structure schematic diagram of the filling state of the utility model.

[0022] Fig. 2 It is the whole structure schematic diagram of the feeding assembly in the utility model.

[0023] Fig. 3 It is the whole structure schematic diagram of the spiral conveying assembly in the utility model.

[0024] Fig. 4 It is the whole structure schematic diagram of the driving assembly in the utility model.

[0025] Fig. 5 It is the whole structure schematic diagram of the bag turning and removing assembly in the utility model.

[0026] Fig. 6 It is the whole structure schematic diagram of the bag turning and removing state of the utility model.

[0027] Wherein: 1, rack;2, feeding assembly;3, spiral conveying assembly;4, bag sleeve opening;5, bag;6, driving assembly;7, driving assembly fixing frame;8, driven wheel;9, bag turning and removing assembly;

[0028] 201, vertical feeding section;202, inclined feeding section;

[0029] 301, spiral conveying section;302, spiral output section;303, first spiral vane;304, second spiral vane;

[0030] 601, driving motor;602, output shaft;603, driving wheel;

[0031] 901, bag turning and removing cylinder;902, turnover curved arm;903, turnover shaft;904, bag filling seat;905, front stop;906, rear stop. DETAILED DESCRIPTION

[0032] The specific embodiments of the present application will be described below with reference to the drawings.

[0033] In order to facilitate the understanding of the present application, the present application will be described more fully below with reference to the accompanying drawings. The preferred embodiments of the present application are shown in the drawings. However, the present application can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present application more thorough and comprehensive.

[0034] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the present application belongs. The terminology used in the specification of the present application herein is only for the purpose of describing specific embodiments and is not intended to limit the present application. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0035] In the case of using "include", "have", and "contain" described herein, unless an explicit limiting term is used, such as "only", "consisting of", etc., another component can be added. Unless otherwise mentioned, the singular form of the term can include the plural form and cannot be understood as one in number.

[0036] It should be understood that although the terms "first", "second", etc. can be used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another. For example, without departing from the scope of the present application, the first element can be referred to as the second element, and similarly, the second element can be referred to as the first element.

[0037] In addition, the drawings are not drawn to scale 1:1, and the relative sizes of the elements are only drawn by example in the drawings, not necessarily drawn to true scale.

[0038] As Figs. 1-6 , a structure state diagram of a downward inclined spiral conveying valve port scale in an embodiment of the present application is shown. For ease of description, only the structures related to the embodiments of the present application are shown in the drawings.

[0039] The downward inclined screw conveying valve port scale of the embodiment comprises a frame 1, an inlet assembly 2 is arranged on the top of the frame 1, and the outlet end of the inlet assembly 2 is connected with a downward inclined screw conveying assembly 3; a bagging port 4 is arranged at the outlet of the screw conveying assembly 3, and the material is transported by the screw conveying assembly 3 and then falls into a bag 5 at the bagging port 4; the screw conveying assembly 3 is connected with a driving assembly 6 at the side far from the bag 5, the driving assembly 6 drives the screw conveying assembly 3 to rotate, and the screw blades on the screw conveying assembly 3 are arranged from large to small along the material conveying direction; a bag turning and removing assembly 9 is further arranged at the bottom of the filling position of the bag 5, and the bag turning and removing assembly 9 is used for turning the bag 5 after filling is completed, so that the bag 5 is smoothly removed from the bagging port 4.

[0040] In the embodiment, a driving assembly fixing frame 7 is arranged at the bottom of the driving assembly 6, and the driving assembly fixing frame 7 is fixedly arranged on the frame 1 in an inclined manner; and the driving assembly 6 is fixedly arranged on the driving assembly fixing frame 7.

[0041] In the embodiment, the structure of the inlet assembly 2 comprises a vertical inlet section 201 for the material to enter and an inclined inlet section 202 connected with the inlet of the screw conveying assembly 3; and the vertical inlet section 201 and the inclined inlet section 202 are integrated.

[0042] In the embodiment, the structure of the screw conveying assembly 3 comprises a screw conveying section 301 and a screw output section 302 which are integrally connected, a first screw blade 303 is arranged around the screw conveying section 301, and a second screw blade 304 is arranged around the screw output section 302; the diameter of the first screw blade 303 is greater than that of the second screw blade 304.

[0043] Specifically, the structure of the second screw blade 304 is set as double screw blades with the same pitch, which can ensure that the conveying flow of the material flow is unchanged in dynamic state and the pitch between the screw blades is doubled in static state, so as to increase the flow resistance of the material flow and prevent the self-flow phenomenon of the material in the downward inclined state of the screw conveying assembly 3.

[0044] In the embodiment, the structure of the driving assembly 6 comprises a driving motor 601, and a driving wheel 603 is arranged on the output shaft 602 of the driving motor 601; the rotation of a driven wheel 8 is driven by the driving wheel 603 through a belt transmission.

[0045] Further, the other end of the driven wheel 8 is connected with the screw conveying section 301 in the screw conveying assembly 3.

[0046] In the embodiment, the structure of the bag turning and removing assembly 9 comprises a bag turning and removing cylinder 901, the output end of the bag turning and removing cylinder 901 is connected with a turning crank 902, the turning crank 902 rotates around a turning shaft 903; and the bag turning and removing assembly 9 further comprises a bag filling seat 904, the bag filling seat 904 is used for placing the bag 5; the turning crank 902 rotates while the bag filling seat 904 inclines.

[0047] In the embodiment, a front stop 905 is arranged at the front side of the bag filling seat 904, and a rear stop 906 is arranged at the rear side of the bag filling seat 904.

[0048] Further, the height of the front stop 905 is lower than the midpoint of the height of the bag 5, and the height of the rear stop 906 is higher than the midpoint of the height of the bag 5; the rear stop 906 is used for preventing the bag 5 from inclining to the rear side during the filling process.

[0049] In the embodiment, the inclination angle of the spiral conveying assembly 3 is 30°.

[0050] In actual work, the principle of the embodiment is as follows:

[0051] First, the spiral conveying assembly 3 with the variable diameter is arranged at the inclination angle of 30°, the first spiral blade 303 with the large diameter is arranged in the spiral conveying section 301 to achieve the large conveying flow, and the second spiral blade 304 with the small diameter is arranged in the spiral output section 302 to form the bagging opening 4 of the valve bag; the material fullness in the second spiral blade 304 with the small diameter is improved by the conveying of the first spiral blade 303 with the large diameter, and the speed of the feeding is greatly accelerated, the conveying time is shortened, and the filling yield is improved by the whole inclination of the spiral conveying assembly 3 at 30°.

[0052] Second, the second spiral blade 304 adopts the double spiral blade, the pitch of the double spiral blade is unchanged, the conveying amount of the spiral conveying assembly 3 is unchanged when conveying dynamically, and the self-flow resistance of the material is greatly improved when the spiral conveying assembly 3 is static, which plays a role in preventing the material from flowing.

[0053] Third, the bag turning and removing assembly 9 is additionally arranged, the bag turning and removing cylinder 901 is actuated to extend after the material filling and metering is completed, the turning crank 902 is turned outward around the turning shaft 903, the upper part of the turning crank 902 pushes the upper part of the bag filling seat 904 to incline the bag 5, and finally the bag 5 is removed from the bagging opening 4 to achieve the automatic bag removing function, which greatly saves the manpower and material resources.

[0054] The technical features of the above-described embodiments can be combined arbitrarily, and in order to make the description simple, all possible combinations of the technical features in the above-described embodiments are not described, however, as long as the combinations of the technical features do not exist contradictory, it should be considered that it is within the scope of the present disclosure.

[0055] The above-described embodiments only express the implementation manners of the present application, and the description is relatively specific and detailed, but it should not be understood as a limitation on the scope of the present application. It should be pointed out that for ordinary skilled persons in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, which all belong to the protection scope of the present application. Therefore, the protection scope of the present application patent should be subject to the appended claims.

Claims

1. A declining auger valve weigher characterized by, The utility model relates to a kind of bagging machine, including: Rack (1), material feeding assembly (2) is arranged at the top of the rack (1), the discharge end of the material feeding assembly (2) is connected with the spiral conveying assembly (3) arranged in a downward direction; Bagging port (4) is arranged at the discharge of the spiral conveying assembly (3), and the material is dropped into bag (5) in bagging port (4) after being transported by spiral conveying assembly (3);The spiral conveying assembly (3) is connected with driving assembly (6) on the side away from bag (5), and driving assembly (6) drives spiral conveying assembly (3) to rotate, and the spiral blade on the spiral conveying assembly (3) is arranged from large to small along the material transport direction; The bottom of the bagging position of bag (5) is also provided with bag turning and bagging-off assembly (9), and bag turning and bagging-off assembly (9) is used to turn over bag (5) after filling, so that bag (5) is smoothly bagged off from bagging port (4).

2. The inclined screw conveyor weighgate of claim 1 wherein: Driving assembly fixing frame (7) is arranged at the bottom of the driving assembly (6), and the driving assembly fixing frame (7) is fixedly arranged on the rack (1) in an inclined manner;Driving assembly (6) is fixedly arranged on driving assembly fixing frame (7).

3. The inclined screw conveyor weigh batcher of claim 1 wherein: The structure of the material feeding assembly (2) comprises a vertical feeding section (201) for material entering and an inclined feeding section (202) connected with the feeding end of the spiral conveying assembly (3); The vertical feeding section (201) and the inclined feeding section (202) are integrated.

4. The inclined screw conveyor weighgate of claim 1 wherein: The structure of the spiral conveying assembly (3) comprises an integrated spiral conveying section (301) and a spiral output section (302), a first spiral blade (303) is arranged around the spiral conveying section (301), and a second spiral blade (304) is arranged around the spiral output section (302); The diameter of the first spiral blade (303) is greater than that of the second spiral blade (304).

5. The inclined screw conveyor weigh batcher of claim 4 wherein: The structure of the second spiral blade (304) is set as double spiral blades with the same pitch.

6. The inclined screw conveyor weigh batcher of claim 1 wherein: The structure of the driving assembly (6) comprises a driving motor (601), and a driving wheel (603) is arranged on the output shaft (602) of the driving motor (601); The driving wheel (603) drives the rotation of the driven wheel (8) through a belt drive.

7. The inclined screw conveyor weigh batcher of claim 6 wherein: The other end of the driven wheel (8) is connected with the spiral conveying section (301) in the spiral conveying assembly (3).

8. The inclined screw conveyor weighgate of claim 1 wherein: The structure of the bag turning and bagging-off assembly (9) comprises a bag turning and bagging-off cylinder (901), the output end of the bag turning and bagging-off cylinder (901) is connected with a turning crank arm (902), and the turning crank arm (902) rotates around a turning shaft (903); It also comprises a bag filling seat (904) for placing bag (5). The turning crank arm (902) rotates while the bag filling seat (904) inclines.

9. The inclined screw conveyor valve weigher of claim 8 wherein: Front stop (905) is arranged on the front side of the bag filling seat (904), and rear stop (906) is arranged on the rear side of the bag filling seat (904).

10. The inclined screw conveyor valve weigher according to claim 9, characterized in that: The front stop is lower than the midpoint of the height of the bag (5), and the rear stop (906) is higher than the midpoint of the height of the bag (5); the rear stop (906) is used to prevent the bag (5) from tilting towards the rear side during infusion.

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