Automatic powder filling and weighing equipment

Abstract

The utility model relates to the technical field of filling equipment, in particular to automatic powder filling and weighing equipment, which is characterized in that the outer surface of an equipment main body is fixedly connected with a supporting seat, a lifting platform is slidably connected in the supporting seat, the outer surface of the lifting platform is fixedly connected with a holding plate, and the outer surface of the equipment main body is fixedly connected with a weighing sensor; a bag clamping mechanism attached to a bag opening is arranged at one end of the weighing sensor and comprises a bidirectional air cylinder and two clamping plates, the two clamping plates are slidably connected to the outer surface of the weighing sensor, the bidirectional air cylinder is fixedly connected into the two clamping plates, and the bidirectional air cylinder drives the clamping plates on the two sides to slide. The two clamping plates are attached to the surface of a filling bag in a sliding mode to clamp and fix the filling bag, it is guaranteed that the bag cannot fall off or shift in the filling process, clamping of the filling bag is loosened, the filling bag is pulled along the surface of the rotating shaft, the rotating shaft rotating in the bottom plate plays an auxiliary role when the filling bag is lifted, and the action of lifting the bag is smoother and saves labor.

Description

TECHNICAL FIELD

[0001] The utility model relates to filling equipment technical field, especially a kind of powder automatic filling weighing equipment. BACKGROUND

[0002] In modern industrial production, the filling and weighing of powder is a common and important link. With the continuous development of automation technology, the powder automatic filling and weighing equipment plays a key role in improving production efficiency and ensuring filling accuracy. Currently, the powder automatic filling and weighing equipment usually needs to have the following technologies and functions:

[0003] 1. Accurate measurement system to ensure the weight of the filled powder is accurate and accurate;

[0004] 2. High-efficiency filling nozzle to quickly and evenly fill the powder into the filling bag;

[0005] 3. Stable control system to realize automatic operation and parameter adjustment of the equipment.

[0006] Currently, manufacturers use various equipment and methods to achieve powder filling. Some manufacturers attach the filling bag to the surface of the discharge pipe before filling, and fix it by screwing a clamp on the surface of the filling bag. Some manufacturers manually lift the filling bag during filling operation.

[0007] However, the above-mentioned method has a problem, i.e. the operation method of manually screwing the clamp to fix the filling bag is not only cumbersome but also has poor fixing effect, and the filling bag is prone to falling off or shifting during the filling process, affecting the normal filling. UTILITY MODEL CONTENT

[0008] To overcome the shortcomings of the prior art, the utility model provides a powder automatic filling and weighing equipment, which solves the technical problem that the operation method of manually screwing the clamp to fix the filling bag is not only cumbersome but also has poor fixing effect, and the filling bag is prone to falling off or shifting during the filling process, affecting the normal filling.

[0009] To achieve the above purpose, the utility model realizes the following technical solutions:

[0010] The utility model provides a kind of powder automatic filling and weighing equipment, including equipment main body, the support seat is fixedly connected with the outer surface of equipment main body, lifting platform is slidably connected in the inside of support seat, the grip plate is fixedly connected with the outer surface of lifting platform, weighing sensor is fixedly connected with the outer surface of equipment main body, the bag clamping mechanism that fits bag mouth is arranged at one end of weighing sensor, the bag clamping mechanism includes two-way cylinder and two clamping plates, two clamping plates are slidably connected on the outer surface of weighing sensor, two-way cylinder is fixedly connected in the inside of two clamping plates, the auxiliary mechanism that places filling bag is fixedly connected with the outer surface of lifting platform, the auxiliary mechanism includes bottom plate and a group of rotating shafts, bottom plate is fixedly connected on the outer surface of lifting platform, and a group of rotating shafts are rotatably connected in the inside of bottom plate.

[0011] Preferably: the upper end of the equipment main body is fixedly connected with a servo motor.

[0012] Preferably: a material bin is fixedly installed in the equipment main body, and a metering pipe is fixedly connected to the lower end of the material bin.

[0013] Preferably: a feeding port is formed in the upper end of the equipment main body.

[0014] Preferably: a stirring motor is fixedly connected to the upper end of the equipment main body, and a dust separator is fixedly connected to the upper end of the equipment main body.

[0015] Preferably: a breather valve is fixedly connected to the upper end of the equipment main body, and a material level sensor is fixedly connected to the end of the upper end of the equipment main body close to the breather valve.

[0016] Compared with the prior art, the utility model has the following beneficial effects:

[0017] When installing and operating the filling bag, the filling bag is sleeved on the outer surface of the metering pipe, at this time, the two-way cylinder is started, the two-way cylinder drives the clamping plates on both sides to slide synchronously to the center of the two-way cylinder, the two clamping plates slide and fit on the surface of the filling bag to clamp and fix it, to ensure that the bag does not fall off or shift during filling, to ensure the stability and accuracy of filling, the grip plate is pulled upward to lift the lifting platform, the lifting platform slides upward to lift the filling bag, when filling the powder, the filling bag is pushed downward to the bottom plate to lower the lifting platform while filling, to adapt to the change of the volume of the filling bag and always support the bottom of the filling bag, when filling is completed, the two output shafts of the two-way cylinder extend to both sides to loosen the clamping of the filling bag, at this time, the worker holds the surface of the filling bag and pulls it along the surface of the rotating shaft, the rotating shaft rotating in the bottom plate plays an auxiliary role when lifting the filling bag, to make the action of lifting the bag more smooth and labor-saving, the whole filling and unloading process is smooth, unnecessary steps such as adjusting the position of the bag are reduced, to improve the overall work efficiency.

[0018] The outer surface of the servo motor installed on the upper end of the equipment body is sleeved with a spiral conveying roller, and the spiral conveying roller rotates in the hopper and the metering pipe. When the spiral conveying roller rotates, the powder can be conveyed downward along the spiral guide. When the powder is filled into the filling bag, the weight of the powder drives the filling bag to generate a downward force. At this time, the two clamping plates will be affected by the weight of the filling bag and will be transmitted to the weighing sensor. The weighing sensor is pulled downward to detect the weight of the filling bag. The powder is accurately and automatically filled into the bag through the weighing sensor and the metering spiral conveying roller. BRIEF DESCRIPTION OF DRAWINGS

[0019] The above description is only a summary of the technical scheme of the present application. In order to more clearly understand the technical means of the present application, and can be implemented in accordance with the content of the specification, the following will be described in detail with the preferred embodiment of the present application and with the help of the drawings.

[0020] Figure 1 The structural diagram of the present application is shown in the figure.

[0021] Figure 2 The structural diagram of the present application is shown in the figure. Figure 1 The enlarged view of A in the figure.

[0022] Figure 3 The structural diagram of the present application is shown in the figure. Figure 1 The enlarged view of B in the figure.

[0023] Legend: 11, equipment body; 12, support seat; 13, lifting platform; 14, grip plate; 15, two-way air cylinder; 16, clamping plate; 17, bottom plate; 18, rotating shaft; 19, servo motor; 21, hopper; 22, metering pipe; 23, feed inlet; 24, stirring motor; 25, dust separator; 26, breather valve; 27, material level sensor; 28, weighing sensor. DETAILED DESCRIPTION

[0024] The embodiment of the application provides a kind of powder automatic filling and weighing equipment, effectively solve the operation mode of manually screwing clamp fixed filling bag not only operation is complicated and fixed effect is poor, in the filling process, filling bag is prone to fall off or shift, affect the normal progress of filling, when installing filling bag, filling bag is sleeved on the outer surface of measuring tube, two-way cylinder is started at this time, two-way cylinder drives the clamping plate on both sides to slide to the center of two-way cylinder synchronously, two clamping plates are slidably attached to the surface of filling bag and are clamped and fixed, ensure that bag does not fall off or shift in the filling process, guarantee the stability and accuracy of filling, hold the grip plate and pull up the lifting platform, the lifting platform is slidably attached to the jacking filling bag, when filling powder, filling bag is pushed down to the bottom plate while filling, adapt to the change of the volume of filling bag and always support the bottom of filling bag, when filling is completed, the two output shafts of two-way cylinder extend to both sides, loosen the clamping of filling bag, at this time, worker holds the surface of filling bag and pulls it along the surface of rotating shaft, the rotating shaft in the bottom plate plays an auxiliary role when lifting filling bag, so that the action of lifting bag is more smooth and labor-saving, the whole filling and unloading process is smooth, unnecessary steps such as adjusting bag position are reduced, so as to improve the overall work efficiency.

[0025] Embodiment

[0026] As Figure 1 , Figure 2 and Figure 3As shown, the technical scheme in the embodiment of the application effectively solves the technical problem that the operation mode of manually screwing the clamp to fix the filling bag is not only complicated and has poor fixing effect, and the filling bag is prone to falling off or shifting during the filling process, affecting the normal progress of filling, and the general idea is as follows: a kind of powder automatic filling and weighing equipment, including equipment main body 11, the outer surface of equipment main body 11 is fixedly connected with support seat 12, the inside of support seat 12 is slidably connected with lifting platform 13, the outer surface of lifting platform 13 is fixedly connected with holding plate 14, the outer surface of equipment main body 11 is fixedly connected with weighing sensor 28, one end of weighing sensor 28 is provided with bag clamping mechanism that fits bag mouth, bag clamping mechanism includes two-way air cylinder 15 and two clamping plates 16, two clamping plates 16 are slidably connected on the outer surface of weighing sensor 28, two clamping plates 16 are fixedly connected with two-way air cylinder 15 inside, the outer surface of lifting platform 13 is fixedly connected with auxiliary mechanism for placing filling bag, auxiliary mechanism includes bottom plate 17 and a group of rotating shafts 18, bottom plate 17 is fixedly connected on the outer surface of lifting platform 13, a group of rotating shafts 18 are rotatably connected inside bottom plate 17, a group of rotating shafts 18 are on the same vertical line with two-way air cylinder 15, when filling powder, filling bag pushes lifting platform 13 to descend by fitting bottom plate 17 downward while filling at the same time, when filling is completed, the two output shafts of two-way air cylinder 15 stretch out to both sides, loosen the clamping of filling bag, at this time, the staff holds the surface of filling bag and pulls it along the surface of rotating shaft 18, the rotating shaft 18 inside bottom plate 17 plays an auxiliary role when lifting filling bag.

[0027] The upper end of the device body 11 is fixedly connected with a servo motor 19, and the inside of the device body 11 is fixedly installed with a material bin 21. The lower end of the material bin 21 is fixedly connected with a metering pipe 22, and the metering pipe 22 is sleeved in the inside of a weighing sensor 28. When the filling bag is installed, the filling bag is sleeved on the outer surface of the metering pipe 22. At this time, the bidirectional cylinder 15 is started, and the two clamping plates 16 on both sides are driven to slide synchronously to the center of the bidirectional cylinder 15. The two clamping plates 16 are slidably attached to the surface of the filling bag to clamp and fix it. At this time, the bottom of the filling bag is in a suspended state. The holding plate 14 is pulled upward to slide the lifting platform 13 upward to lift the filling bag. When the powder is filled into the filling bag, the weight of the powder drives the filling bag to generate a downward force. At this time, the two clamping plates 16 will be affected by the weight of the filling bag and will be transmitted to the weighing sensor 28. The weighing sensor 28 is pulled downward to detect the weight inside the filling bag. The weighing sensor 28 cooperates with the metering screw conveyor to accurately and automatically fill the powder into the bag. The outer surface of the servo motor 19 installed on the upper end of the device body 11 is sleeved with a screw conveyor. When the screw conveyor rotates, the powder can be conveyed downward along the spiral guide. When the screw conveyor is stably placed in the stop state of the servo motor 19, the powder can be blocked to prevent the powder from falling directly along the material bin 21 and the metering pipe 22.

[0028] The upper end of the device body 11 is provided with a feeding port 23. The filling bag for filling and storing powder is sleeved on the surface of the material bin 21. The two clamping plates 16 are slidably attached to the filling bag to clamp and fix it. The powder is poured into the material bin 21 through the feeding port 23. The upper end of the device body 11 is fixedly connected with a stirring motor 24, a dust separator 25, a breather valve 26, and a material level sensor 27. The surface of the stirring motor 24 installed on the upper end of the device body 11 is sleeved with a stirring rod. When the stirring motor 24 is started, the stirring rod can stir and scatter the material at the upper end of the material bin 21 to keep it loose to prevent caking due to long-term standing and ensure smooth filling of the powder. The dust separator 25 installed on the upper end of the device body 11 separates and collects the dust generated during the filling process to reduce the pollution of the working environment and ensure that the device meets the environmental protection requirements. The breather valve 26 installed on the upper end of the device body 11 is used to balance the pressure inside the material bin 21 and the metering pipe 22 with the outside to prevent damage to the equipment or inaccurate filling due to excessive pressure difference. The material level sensor 27 installed on the upper end of the device body 11 monitors the material level of the powder in the material bin 21 in real time. When the filling height reaches the preset value, a signal is sent to stop filling to ensure that the filling amount of each bag is accurate and consistent.

[0029] In view of the problems in the prior art, the utility model provides a kind of powder automatic filling and weighing equipment, when installing and operating filling bag, filling bag is sleeved on the outer surface of metering pipe 22, two-way cylinder 15 is started at this time, two-way cylinder 15 drives the clamping plate 16 on both sides to slide synchronously to the center of two-way cylinder 15, two clamping plates 16 are slidably attached to the surface of filling bag and are clamped and fixed, to ensure that bag does not fall off or shift during filling process, ensure the stability and accuracy of filling, hold holding plate 14 and pull up lifting platform 13, lifting platform 13 is slidably attached to jacking filling bag, when filling powder, filling bag is pushed down lifting platform 13 while filling at the same time, adapt to the change of filling bag volume and always support the bottom of filling bag, when filling is completed, the two output shafts of two-way cylinder 15 extend to both sides, release the clamping of filling bag, when lifting filling bag, the rotating shaft 18 in the bottom plate 17 plays an auxiliary role, makes the action of lifting bag more smooth and labor-saving, the whole filling and unloading process is smooth, unnecessary steps such as adjusting bag position are reduced, thereby improve the overall work efficiency.

[0030] Working principle:

[0031] First, the filling bag for filling and storing powder is sleeved into the surface of bin 21, the filling bag is attached and clamped by two clamping plates 16, the powder is poured into bin 21 through feed inlet 23, the outer surface of servo motor 19 installed on the upper end of equipment main body 11 is sleeved with screw conveyor roller, the screw conveyor roller rotates in bin 21 and metering pipe 22 (a circular hole is formed in weighing sensor 28, and metering pipe 22 passes through weighing sensor 28), when the screw conveyor roller rotates, it can convey the powder downward along the spiral guide, when the screw conveyor roller is stably placed in the stop state of servo motor 19, it can block the powder to avoid falling directly along bin 21 and metering pipe 22, the surface of stirring motor 24 installed on the upper end of equipment main body 11 is sleeved with stirring rod, the stirring rod rotates in bin 21, when stirring motor 24 is started, it can drive stirring rod to stir and scatter the material in bin 21, to keep it in loose state, avoid caking due to long time standing, ensure that the powder can be filled smoothly, dust separator 25 installed on the upper end of equipment main body 11 separates and collects the dust generated during filling process, reduces the pollution of dust to working environment, ensures that the device meets environmental protection requirements, breathing valve 26 installed on the upper end of equipment main body 11 is used to balance the pressure inside bin 21 and metering pipe 22 with the outside, to prevent equipment damage or inaccurate filling due to excessive pressure difference, material level sensor 27 installed on the upper end of equipment main body 11 monitors the material level height in bin 21 in real time, when reaching the preset filling height, it sends a signal to stop filling, to ensure that the filling amount of each bag is accurate and consistent.

[0032] Second, in the installation operation of the filling bag, the filling bag is sleeved on the outer surface of the metering pipe 22, at this time the bidirectional cylinder 15 (the bidirectional cylinder 15 contains two inflation ports, when high-pressure gas is filled into the two inflation ports at the same time, the two output shafts in the bidirectional cylinder 15 are extended at the same time) is started, the bidirectional cylinder 15 drives the two clamping plates 16 on both sides to slide synchronously to the center of the bidirectional cylinder 15, and the two clamping plates 16 are slidably attached to the surface of the filling bag to clamp and fix it, at this time the bottom of the filling bag is in a suspended state, the lifting platform 13 is pulled upward by the holding plate 14, and the lifting platform 13 is slid upward to lift the filling bag. When the powder is filled into the filling bag, the weight of the powder drives the filling bag to generate a downward force, at this time the two clamping plates 16 will be affected by the weight of the filling bag and will be transmitted to the weighing sensor 28, the weighing sensor 28 is pulled downward to detect the weight of the filling bag, and the powder is accurately and automatically filled into the bag through the cooperation of the weighing sensor 28 and the metering spiral conveying roller. When filling the powder, the filling bag pushes the lifting platform 13 downward while filling, and when the filling is completed, the two output shafts of the bidirectional cylinder 15 are extended to the two sides, and the clamping of the filling bag is released, at this time the worker holds the surface of the filling bag and pulls it along the surface of the rotating shaft 18, and the rotating shaft 18 in the bottom plate 17 plays an auxiliary role when lifting the filling bag.

[0033] Finally, it should be noted that: obviously, the above embodiments are only examples for clearly illustrating the utility model, and are not limited to the implementation. For ordinary skilled persons in the art, other different forms of changes or variations can be made on the basis of the above description. Here, it is not necessary and impossible to enumerate all the implementation modes. The obvious changes or variations derived therefrom are still within the protection scope of the utility model.

Claims

1. A kind of powder automatic filling and weighing equipment, including equipment main body (11), the equipment main body (11) outer surface fixedly connected with support seat (12), characterized by, The support seat (12) is internally connected with a lifting platform (13), the outer surface of the lifting platform (13) is fixedly connected with a handhold plate (14), the outer surface of the equipment body (11) is fixedly connected with a weighing sensor (28), one end of the weighing sensor (28) is provided with a bag clamping mechanism matched with the bag opening, the bag clamping mechanism comprises a double-way air cylinder (15) and two clamping plates (16), the two clamping plates (16) are both slidingly connected to the outer surface of the weighing sensor (28), the double-way air cylinder (15) is fixedly connected inside the two clamping plates (16), the outer surface of the lifting platform (13) is fixedly connected with an auxiliary mechanism for placing a filling bag, and the auxiliary mechanism comprises a bottom plate (17) and a group of rotating shafts (18). Wherein, the bottom plate (17) is fixedly connected to the outer surface of the lifting platform (13), and the group of rotating shafts (18) are all rotationally connected inside the bottom plate (17).

2. The automatic powder filling and weighing apparatus according to claim 1, wherein The group of rotating shafts (18) are all on the same vertical line with the double-way air cylinder (15). Wherein, the upper end of the equipment body (11) is fixedly connected with a servo motor (19).

3. The automatic powder filling and weighing apparatus according to claim 2, wherein The equipment body (11) is internally fixedly installed with a material bin (21). Wherein, the lower end of the material bin (21) is fixedly connected with a metering pipe (22).

4. The automatic powder filling and weighing apparatus according to claim 3, wherein The metering pipe (22) is sleeved inside the weighing sensor (28). Wherein, the upper end of the equipment body (11) is provided with a feeding port (23).

5. The automatic powder filling and weighing apparatus according to claim 4, wherein The upper end of the equipment body (11) is fixedly connected with a stirring motor (24). Wherein, the upper end of the equipment body (11) is fixedly connected with a dust separator (25).

6. The automatic powder filling and weighing apparatus according to claim 5, wherein The upper end of the equipment body (11) is fixedly connected with a breather valve (26). Wherein, the end of the equipment body (11) close to the breather valve (26) is fixedly connected with a material level sensor (27).

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