Dry-mixed mortar weighing device

Abstract

The utility model relates to the technical field of packaging equipment, in particular to a dry-mixed mortar weighing device, which comprises a feeding mechanism, a discharge port arranged at the bottom of the feeding mechanism, a weighing guide rail arranged at the bottom of the discharge port, a pressure sensor arranged at the bottom of the weighing guide rail, and fixed rails connected with two ends of the weighing guide rail. And a transfer trolley is arranged on the weighing guide rail and the fixed rail. The transfer trolley is matched with the weighing guide rail provided with the pressure sensor, so that weighing in the loading process of the transfer trolley can be realized, the automation degree is improved, the procedure is simplified, and the labor of workers is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of packaging equipment, in particular to a dry mortar weighing device. Background Art

[0002] Dry mortar refers to a granular or powdered material that is physically mixed in a certain proportion of dried and sieved aggregates, inorganic cementitious materials and additives. It is transported to the construction site in bags or bulk, and can be used directly after adding water and mixing. In the construction industry, dry mortar plays a bonding, cushioning, protective and decorative role in a thin layer, and is widely used in construction and decoration projects. Compared with mortar prepared on the construction site, dry mortar has the following advantages: stable and reliable quality, can meet different functional and performance requirements, improve project quality, is conducive to the application of automated construction machinery, changes the backward methods of traditional construction, is easy to use, and is easy to manage and is constantly promoted. The existing dry mortar bagging requires manual bagging and then transportation, and the workers' operating environment is seriously dusty, and the operation is cumbersome and inefficient. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a dry mortar weighing device for the above-mentioned technical deficiencies, which solves the problems of serious dust in the workers' operating environment, complicated operation and low efficiency.

[0004] In order to solve the above technical problems, the technical solution adopted by the utility model is: a dry mortar weighing device, including a feeding mechanism, a discharge port is provided at the bottom of the feeding mechanism, a weighing rail is provided at the bottom of the discharge port, a pressure sensor is provided at the bottom of the weighing rail, fixed rails are connected at both ends of the weighing rail, and a transfer vehicle is provided on the weighing rail and the fixed rail.

[0005] To further optimize the technical solution, the feeding mechanism includes a vertical feeding pipe, a dust removal pipe is sleeved on the outside of the feeding pipe, an end cap is provided at the top end of the dust removal pipe, the feeding pipe passes through the end cap and is connected to the mixing barrel, and an air intake is provided on one side of the end cap.

[0006] To further optimize the technical solution, a bellows is connected to the bottom of the mixing barrel, the top of the feeding pipe is connected to the mixing barrel through the bellows, lifting mechanisms are connected to both sides of the bottom of the bellows, the bottom of the lifting mechanism is fixed in the frame of the feeding mechanism, and the feeding pipe is coaxially slidably arranged in the dust removal pipe.

[0007] To further optimize the technical solution, an automatic bag clamping mechanism for loading is provided on the outer side of the bottom of the dust removal pipe.

[0008] To further optimize the technical solution, the automatic bag clamping mechanism includes an articulated arm and a driving cylinder, one end of the driving cylinder is hinged in the frame of the feeding mechanism, the other end of the driving cylinder is hinged to one end of the articulated arm, the other end of the articulated arm is provided with a bag clamp, the bag clamp is clamped on the outside of the dust removal pipe, and the middle part of the articulated arm is hinged to the lower side of the frame of the feeding mechanism.

[0009] Compared with the prior art, the utility model has the following advantages:

[0010] 1. The transfer vehicle is equipped with a weighing rail equipped with a pressure sensor to realize weighing during the loading process of the transfer vehicle, which improves the degree of automation, simplifies the procedure and reduces the labor of workers;

[0011] 2. The lifting and lowering of the feeding pipe is achieved by controlling the lifting and lowering of the lifting mechanism, which can adapt to the loading work of different loading containers, reduce the feeding height of the feeding pipe, and reduce the transitional dispersion of dust. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the external structure of one side of a dry mortar weighing device;

[0013] Figure 2 It is a structural schematic diagram of the front side of a dry mortar weighing device;

[0014] Figure 3 It is a cross-sectional view of a feeding mechanism of a dry mortar weighing device.

[0015] In the figure: 1. feeding mechanism; 10. discharge port; 11. feeding pipe; 12. mixing barrel; 2. weighing rail; 20. fixed rail; 21. pressure sensor; 3. transfer vehicle; 4. dust removal pipe; 40. air intake port; 41. end cap; 5. bellows; 51. pneumatic telescopic cylinder; 6. automatic bag clamping mechanism; 60. bag clamp; 61. articulated arm; 62. driving cylinder. DETAILED DESCRIPTION

[0016] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model is further described in detail below in conjunction with the reference drawings of specific embodiments. It should be understood that these descriptions are only exemplary and are not intended to limit the scope of the utility model. In addition, in the following description, the description of well-known structures and technologies is omitted to avoid unnecessary confusion of the concept of the utility model.

[0017] It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. used in this application document to indicate positions or positional relationships are based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present disclosure and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present disclosure. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0018] Combination Figures 1 to 3 As shown, a dry mortar weighing device includes a feeding mechanism 1, a discharge port 10 is provided at the bottom of the feeding mechanism 1, a weighing guide rail 2 is provided at the bottom corresponding to the discharge port 10, a pressure sensor 21 is provided at the bottom of the weighing guide rail 2, the pressure sensor 21 is electrically connected to the weighing unit, and the two ends of the weighing guide rail 2 are connected with fixed rails 20, and a transfer vehicle 3 is provided on the weighing guide rail 2 and the fixed rail 20. When in use, the transfer vehicle 3 is provided to cooperate with the weighing guide rail 2 provided with the pressure sensor to realize the weighing during the loading process of the transfer vehicle 3, thereby improving the degree of automation, simplifying the procedure, and reducing the labor of workers.

[0019] Combination Figure 3 As shown, the feeding mechanism 1 includes a vertical feeding pipe 11, a dust removal pipe 4 is sleeved on the outside of the feeding pipe 11, an end cap 41 is provided at one end of the top of the dust removal pipe 4, the feeding pipe 11 passes through the end cap 41 and is connected with the mixing barrel 12, an air intake port 40 is provided on one side of the end cap 41, and the air intake port 40 is connected with the cyclone separator when in use, and the dust removal control during the loading process can be achieved by controlling the speed and start and stop of the fan connected to the cyclone separator.

[0020] The bottom of the mixing barrel 12 is connected with a bellows 5, the top of the feeding pipe 11 is connected to the mixing barrel 12 through the bellows 5, and the bottom of the bellows 5 is connected with a lifting mechanism on both sides, and the bottom of the lifting mechanism is fixed in the frame of the feeding mechanism 1. The lifting mechanism here is two pneumatic telescopic cylinders 51, and the feeding pipe 11 is coaxially slidably arranged in the dust removal pipe 4. By setting the bellows 5 and cooperating with the lifting mechanism, the lifting of the feeding pipe 11 is achieved by controlling the lifting of the lifting mechanism during use, which can adapt to the loading work of different loading containers, reduce the feeding height of the feeding pipe 11, and reduce the transitional dispersion of dust.

[0021] An automatic bag clamping mechanism 6 for loading is provided on the outer side of the bottom of the dust removal pipe 4. The automatic bag clamping mechanism 6 includes an articulated arm 61 and a driving cylinder 62. One end of the driving cylinder 62 is hinged in the frame of the feeding mechanism 1, and the other end of the driving cylinder 62 is hinged to one end of the articulated arm 61. The other end of the articulated arm 61 is provided with a bag clamp 60. The bag clamp 60 is clamped on the outer side of the dust removal pipe 4, and the middle part of the articulated arm 61 is hinged to the lower side of the frame of the feeding mechanism 1. There are two groups of driving cylinders 62 and articulated arms 61 arranged opposite to each other. When in use, when the container for loading and weighing is a packaging bag, the packaging bag can be placed in the transfer vehicle 3. After the transfer vehicle 3 is pushed onto the weighing guide rail 2, the driving cylinder 62 can be controlled to contract, and the bag clamp 60 at one end of the bottom of the articulated arm 61 can be opened outward. After the packaging bag is inserted into the outside of the dust removal pipe 4, the driving cylinder 62 is controlled to extend so that the bag clamp 60 clamps the packaging bag. Note that the length of the packaging bag must be greater than the distance between the transfer vehicle 3 and the bag clamp 60 to avoid affecting the weighing accuracy. After bagging is completed, the loaded packaging bag can be directly transported away by the transfer vehicle 3, thereby improving the bagging and transportation efficiency.

[0022] Obviously, the described embodiments are only some embodiments of the utility model, not all embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

Claims

1. A dry mortar weighing device, comprising a feeding mechanism (1), wherein a discharge port (10) is provided at the bottom of the feeding mechanism (1), characterized in that: A weighing rail (2) is provided at the bottom of the discharge port (10), a pressure sensor (21) is provided at the bottom of the weighing rail (2), both ends of the weighing rail (2) are connected to fixed rails (20), and a transfer vehicle (3) is provided on the weighing rail (2) and the fixed rail (20).

2. A dry mortar weighing device according to claim 1, characterized in that: The feeding mechanism (1) comprises a vertical feeding pipe (11), a dust removal pipe (4) is sleeved on the outside of the feeding pipe (11), an end cap (41) is provided at one end of the top of the dust removal pipe (4), the feeding pipe (11) passes through the end cap (41) and is connected to the mixing barrel (12), and an air intake port (40) is provided on one side of the end cap (41).

3. A dry mortar weighing device according to claim 2, characterized in that: The bottom of the mixing barrel (12) is connected to a bellows (5), the top of the feeding pipe (11) is connected to the mixing barrel (12) via the bellows (5), both sides of the bottom of the bellows (5) are connected to a lifting mechanism, the bottom of the lifting mechanism is fixed in the frame of the feeding mechanism (1), and the feeding pipe (11) is coaxially slidably arranged in the dust removal pipe (4).

4. A dry mortar weighing device according to claim 2, characterized in that: An automatic bag clamping mechanism (6) for loading is provided on the outer side of the bottom of the dust removal pipe (4).

5. A dry mortar weighing device according to claim 4, characterized in that: The automatic bag clamping mechanism (6) comprises an articulated arm (61) and a driving cylinder (62), one end of the driving cylinder (62) is hinged in the frame of the feeding mechanism (1), the other end of the driving cylinder (62) is hinged to one end of the articulated arm (61), the other end of the articulated arm (61) is provided with a bag clamp (60), the bag clamp (60) is clamped on the outer side of the dust removal pipe (4), and the middle part of the articulated arm (61) is hinged to the lower side of the frame of the feeding mechanism (1).

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