Soft bag filling apparatus

Abstract

The utility model belongs to the field of filling technology, concretely relates to a soft bag filling equipment, include: weighing assembly, its weighing end is provided with clamping support, the clamping support is opened with clamping mouth, the clamping mouth is suitable for clamping bag mouth, rotation elevating pair, its side of weighing assembly is provided, the mobile end of rotation elevating pair is provided with mounting plate, pull pressure subassembly, its setting on the mounting plate, pull pressure subassembly is suitable for following rotation elevating pair removes, and the bag plug is stuck and is pulled down bag plug, and, following rotation elevating pair removes to bag plug and is pressed back to bag mouth above, filling assembly, its setting on the mounting plate, filling assembly is suitable for following rotation elevating pair removes to bag mouth above, and then, press bag mouth and fill material, and, pull pressure subassembly and filling assembly are arranged in a circle, can complete automatic pull plug, filling and press plug through rotation elevating pair, pull pressure subassembly and filling assembly, and operating personnel only need to install and take down, improve filling efficiency.

Description

Technical Field

[0001] This utility model belongs to the field of filling technology, specifically relating to a soft bag filling device. Background Technology

[0002] Flexible packaging filling machines are a sub-type of liquid filling machines. They belong to flow meter-type filling equipment and are mainly used for quantitative filling of liquid flexible packaging bags.

[0003] Existing soft bags typically include a spout with a stopper pressed onto it. Because they lack a fixed shape, they cannot be conveyed to the filling gun using a conveyor pair. During filling, the stopper needs to be manually removed first, then the spout needs to be secured to the equipment, the equipment needs to be started, and filling needs to begin. After filling is complete, the stopper needs to be manually pressed back in. This requires a lot of manpower and cannot achieve automated cap removal, filling, and capping.

[0004] Therefore, how to avoid the inability of soft bags to be automatically capped, filled, and sealed is a technical problem that urgently needs to be solved in this field.

[0005] It should be noted that the information disclosed in this background section is only for understanding the background technology of the present application concept, and therefore, the above description is not considered to constitute prior art information. Utility Model Content

[0006] This disclosure provides at least one soft bag filling device.

[0007] In a first aspect, embodiments of this disclosure provide a soft bag filling device, comprising: a weighing component having a clamping bracket at its weighing end, the clamping bracket having a clamping opening adapted to clamp a bag mouth; a rotary lifting pair disposed on the side of the weighing component, the movable end of the rotary lifting pair being provided with a mounting plate; a pressing component disposed on the mounting plate, the pressing component being adapted to follow the rotary lifting pair in moving, to clamp and remove the bag stopper; and to follow the rotary lifting pair in moving above the bag mouth and press the bag stopper back; a filling component disposed on the mounting plate, the filling component being adapted to follow the rotary lifting pair in moving above the bag mouth, to press the bag mouth and fill material; and the pressing component and the filling component being cocircularly arranged.

[0008] In one optional embodiment, the pressure-removing assembly includes a pressure-removing bracket and a pressure-removing cylinder; the pressure-removing bracket is disposed on a mounting plate, the pressure-removing cylinder is disposed on the top of the pressure-removing bracket, and a pressure block is disposed on the piston rod of the pressure-removing cylinder; and a pressure-removing plate is disposed at the bottom of the pressure-removing bracket, the pressure-removing plate has a pressure-removing notch, a pressure-removing step is disposed in the pressure-removing notch, the pressure-removing step is adapted to be engaged below the protruding ring of the bag plug, and the bottom edge of the pressure-removing step is provided with a guide bevel.

[0009] In one optional embodiment, the filling assembly includes a filling bracket and a filling gun; the filling bracket is disposed on a mounting plate, the filling gun is mounted on the filling bracket, the side wall of the filling gun is provided with a filling inlet, the bottom of the filling gun is provided with a filling outlet, and a sealing block is provided at the filling outlet, the sealing block being adapted to slide upward to open the filling outlet.

[0010] In one optional embodiment, a filling pin is provided on the top of the sealing block, and the filling pin passes through the top of the filling gun; a filling cylinder is provided on the top of the filling gun, and the filling pin is connected to the piston rod of the filling cylinder.

[0011] In one optional embodiment, the inner wall of the filling gun is provided with a conical surface; the side wall of the sealing block is provided with a fitting surface, the fitting surface being adapted to fit the conical surface; and the filling cylinder is provided with two strokes; wherein, the first stroke of the filling cylinder is adapted to lift the end face of the sealing block to the conical surface, and the second stroke of the filling cylinder is adapted to lift the end face of the sealing block above the conical surface.

[0012] In one optional embodiment, a clamping step is provided in the clamping opening, and the protruding ring of the bag mouth is supported on the clamping step; and a pair of elastic pins are provided in the clamping opening, the elastic pins being adapted to abut against the protruding ring of the bag mouth to prevent the protruding ring of the bag mouth from sliding out of the clamping opening.

[0013] In one optional embodiment, the rotary lifting pair includes a fixed base; a first transition ring is rotatably disposed within the fixed base, a connecting pin is slidably disposed within the first transition ring, a mounting plate is disposed on the top of the connecting pin, a lifting cylinder is fixedly disposed at the bottom of the first transition ring, the piston rod of the lifting cylinder is connected to the connecting pin to drive the connecting pin to rise and fall; and a push cylinder is disposed on the side of the first transition ring, the piston rod of the push cylinder is hinged to the first transition ring to push the first transition ring to rotate.

[0014] In one optional embodiment, a second transition ring is provided at the bottom of the first transition ring, the lifting cylinder is provided at the bottom of the second transition ring, a transition block is provided on the side wall of the second transition ring, and the piston rod of the pushing cylinder is hinged to the transition block; and, a through groove is provided on the side wall of the first transition ring, a first limiting shaft is fixedly connected to the side wall of the connecting pin, the first limiting shaft extends out of the through groove, a second limiting shaft is provided at the end of the first limiting shaft, a limiting ring is provided on the transition block, and the second limiting shaft is slidably disposed within the limiting ring.

[0015] In one optional embodiment, the device further includes a mounting platform, on which the fixing seat is disposed; the push cylinder is hinged to the bottom of the mounting platform; and a pair of travel stops are provided at the bottom of the mounting platform, the travel stops being respectively disposed on both sides of the adapter block.

[0016] The beneficial effects of this utility model are as follows: This soft bag filling equipment has a cocircular pressing component and a filling component on the mounting plate. By rotating the lifting pair, during filling, the soft bag is first manually clamped in the clamping opening. Then, the mounting plate is rotated to move the pressing component to the bag mouth, and the mounting plate is lowered to make the pressing component clamp the bag stopper. Then, the mounting plate is raised to make the pressing component pull out the bag stopper. Then, the mounting plate is rotated to move the filling component to the bag mouth, and the mounting plate is lowered to press the bag mouth, so that the filling component fills the soft bag with material. After filling is completed, the mounting plate is raised and rotated again to move the pressing component to the bag mouth, and the mounting plate is lowered to press the bag stopper back into the bag mouth, completing the filling. Finally, only the filled soft bag needs to be removed manually. The entire process only requires manual installation and removal of the soft bag, eliminating the pressing operation and realizing automated cap removal, filling and capping.

[0017] Other features and advantages of this invention will be set forth in the description which follows, and will be apparent in part from the description, or may be learned by practicing the invention. The objectives and other advantages of this invention are realized and obtained through the structures particularly pointed out in the description, claims, and drawings.

[0018] To make the above-mentioned objectives, features and advantages of this utility model more apparent and understandable, preferred embodiments are described in detail below with reference to the accompanying drawings. Attached Figure Description

[0019] To more clearly illustrate the specific embodiments of this utility model or the technical solutions in the prior art, the drawings used in the description of the specific embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of this utility model. For those skilled in the art, other drawings can be obtained from these drawings without creative effort.

[0020] Figure 1 A perspective view of a soft bag filling device provided in an embodiment of this disclosure; Figure 2 A perspective view of a soft bag filling device provided in an embodiment of this disclosure; Figure 3 A perspective view of a pressing assembly and a filling assembly provided for embodiments of this disclosure; Figure 4This is a perspective view of the back side of a soft bag filling device according to an embodiment of the present disclosure.

[0021] In the picture: 1. Weighing components; 11. Clamping bracket; 12. Clamping opening; 12a. Clamping step; 12b. Flexible pin; 2. Rotary lifting joint; 21. Mounting plate; 22. Fixed base; 23. First adapter ring; 23a. Through groove; 24. Connecting pin; 24a. First limiting shaft; 24b. Second limiting shaft; 25. Lifting cylinder; 26. Pushing cylinder; 27. Second adapter ring; 27a. Adapter block; 27b. Limiting ring; 3. Pull-out assembly; 31. Pull-out support; 31a. Pull-out notch; 31b. Pull-out step; 31c. Guide angle; 32. Pressing cylinder; 32a. Pressing block; 4. Filling components; 41. Filling support; 42. Filling gun; 42a. Filling inlet; 42b. Filling outlet; 42c. Sealing block; 42d. Filling pin; 42e. Conical surface; 42f. Fitting surface; 43. Filling cylinder; 5. Mounting platform; 51. Travel stop; 6. Soft bag; 61. Bag mouth; 62. Bag stopper. Detailed Implementation

[0022] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this utility model, not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0023] In this document, when it is mentioned that a first component is located on a second component, this can mean that the first component can be directly formed on the second component, or that a third component can be inserted between the first and second components. Furthermore, in the accompanying drawings, the thickness of the components may be exaggerated or reduced for the purpose of effectively describing the technical content.

[0024] The terminology used herein is for the purpose of describing specific exemplary configurations only and is not intended to be limiting. As used herein, the singular articles “a,” “an,” and “the” may also be intended to include plural forms unless otherwise clearly stated herein. The terms “comprising,” “including,” and “having” are inclusive and thus specify the presence of features, steps, operations, elements, and / or components, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and / or combinations thereof. The method steps, processes, and operations described herein should not be construed as requiring them to be performed in the specific order discussed or shown, unless specifically identified as such. Additional or alternative steps may be employed.

[0025] As used herein, the phrases “in one embodiment,” “according to one embodiment,” “in some embodiments,” etc., generally refer to the fact that a particular feature, structure, or characteristic following the phrase can be included in at least one embodiment of this disclosure. Therefore, a particular feature, structure, or characteristic can be included in more than one embodiment of this disclosure, such that these phrases do not necessarily refer to the same embodiment. As used herein, the terms “example,” “exemplary,” etc., are used to “serve as an example, instance, or illustration.” Any implementation, aspect, or design described herein as “example” or “exemplary” is not necessarily to be construed as preferred or superior to other implementations, aspects, or designs. Rather, the use of the terms “example,” “exemplary,” etc., is intended to present concepts in a specific manner.

[0026] Research has revealed that in existing technologies, the filling process for soft bags requires manual placement of the bag, removal of the stopper, starting of the filling equipment, pressing in the stopper, and finally removing the soft bag. The excessive number of manual steps leads to low filling efficiency, which is the problem and objective of this utility model.

[0027] Based on the above research, this disclosure provides a soft bag filling device that can automatically remove, fill, and press stoppers through a rotating lifting pair, a pressing assembly, and a filling assembly. Operators only need to install and remove the stoppers, which improves filling efficiency.

[0028] The shortcomings of the above solutions are the result of the utility model inventor's practice and careful research. Therefore, the discovery process of the above problems and the solutions proposed in this disclosure should be considered as contributions made by the utility model inventor to this disclosure.

[0029] It should be noted that similar labels and letters in the following figures indicate similar items. Therefore, once an item is defined in one figure, it does not need to be further defined and explained in subsequent figures.

[0030] The following detailed description of some embodiments of the present invention is provided in conjunction with the accompanying drawings. Unless otherwise specified, the following embodiments and features can be combined with each other.

[0031] See Figures 1 to 4 This invention discloses a soft bag 6 filling device, comprising: a weighing component 1, the weighing end of which is provided with a clamping bracket 11, the clamping bracket 11 having a clamping opening 12 adapted to clamp a bag mouth 61; a rotary lifting pair 2, disposed on the side of the weighing component 1, the movable end of the rotary lifting pair 2 being provided with a mounting plate 21; a pressing component 3, disposed on the mounting plate 21, the pressing component 3 being adapted to follow the rotary lifting pair 2 in moving, to clamp and pull out the bag stopper 62; and to follow the rotary lifting pair 2 in moving above the bag mouth 61 and press the bag stopper 62 back; a filling component 4, disposed on the mounting plate 21, the filling component 4 being adapted to follow the rotary lifting pair 2 in moving above the bag mouth 61, to press the bag mouth 61 and fill material; and the pressing component 3 and the filling component 4 are arranged on the same circle; in short, by providing a pressing component 3 on the mounting plate 21 on the same circle... With the filling component 4, via the rotating lifting pair 2, during filling, the soft bag 6 is first manually placed into the clamping port 12. Then, the mounting plate 21 is rotated to move the pressing component 3 to the bag mouth 61, and the mounting plate 21 is lowered to make the pressing component 3 clamp the bag stopper 62. Then, the mounting plate 21 is raised to make the pressing component 3 pull out the bag stopper 62. Then, the mounting plate 21 is rotated to move the filling component 4 to the bag mouth 61, and the mounting plate 21 is lowered to press the bag mouth 61, so that the filling component 4 fills the soft bag 6 with material. After filling is completed, the mounting plate 21 is raised and rotated again to move the pressing component 3 to the bag mouth 61, and the mounting plate 21 is lowered to press the bag stopper 62 back into the bag mouth 61, completing the filling. Finally, only the filled soft bag 6 needs to be removed manually. The entire process only requires manual installation and removal of the soft bag 6, eliminating the pressing operation and realizing automated cap removal, filling and capping.

[0032] In some embodiments, the pressure-removing assembly 3 includes a pressure-removing bracket 31 and a pressure-removing cylinder 32; the pressure-removing bracket 31 is disposed on the mounting plate 21, the pressure-removing cylinder 32 is disposed on the top of the pressure-removing bracket 31, and a pressure block 32a is disposed on the piston rod of the pressure-removing cylinder 32; and a pressure-removing plate is disposed at the bottom of the pressure-removing bracket 31, the pressure-removing plate has a pressure-removing notch 31a, and a pressure-removing step 31b is disposed in the pressure-removing notch 31a, the pressure-removing step 31b being adapted to be engaged with the bag plug. Below the convex ring of 62, and the bottom edge of the pressing step 31b is provided with a guide angle 31c; in short, the pressing step 31b descends from above and is inserted below the convex ring of the bag plug 62. The pressing bracket 31 is raised by rotating the lifting pair 2 to pull out the bag plug 62. The guide angle 31c on the bottom edge of the pressing step 31b facilitates the insertion of the pressing step 31b. When filling is completed, the pressing cylinder 32 works, and the descending pressing block 32a presses the bag plug 62 into the bag mouth 61.

[0033] In some embodiments, the filling assembly 4 includes a filling bracket 41 and a filling gun 42; the filling bracket 41 is disposed on the mounting plate 21, the filling gun 42 is mounted on the filling bracket 41, the side wall of the filling gun 42 is provided with a filling inlet 42a, the bottom of the filling gun 42 is provided with a filling outlet 42b, and a sealing block 42c is mounted on the filling outlet 42b, the sealing block 42c being adapted to slide upward to open the filling outlet 42b; in short, after the filling gun 42 is rotated above the bag mouth 61 by the rotary lifting pair 2, it descends to press down on the bag mouth 61, and then the sealing block 42c slides upward to open the filling outlet 42b, thus completing the filling.

[0034] In some embodiments, a filling pin 42d is provided on the top of the sealing block 42c, and the filling pin 42d passes through the top of the filling gun 42; a filling cylinder 43 is provided on the top of the filling gun 42, and the filling pin 42d is connected to the piston rod of the filling cylinder 43; in short, the sealing block 42c is connected to the piston rod of the filling cylinder 43 through the filling pin 42d, and the piston rod of the filling cylinder 43 slides up and down to drive the sealing block 42c to slide up and down, so that the filling outlet 42b can be opened and closed.

[0035] In some embodiments, the inner wall of the filling gun 42 is provided with a conical surface 42e; the side wall of the sealing block 42c is provided with a mating surface 42f, which is adapted to mat with the conical surface 42e; and the filling cylinder 43 is provided with two strokes; wherein, the first stroke of the filling cylinder 43 is adapted to lift the end face of the sealing block 42c to the conical surface 42e, and the second stroke of the filling cylinder 43 is adapted to lift the end face of the sealing block 42c above the conical surface 42e; in short, the fit between the mating surface 42f and the conical surface 42e can effectively seal the filling outlet 42b, preventing leakage, and the filling cylinder 43 is provided with two strokes, see [reference]. Figure 3 When the filling cylinder 43 rises to the first stroke, the end of the sealing block 42c is in a horizontal position and is inside the conical surface 42e. The material flows out through the gap between the sealing block 42c and the conical surface 42e. When the filling cylinder 43 rises to the second stroke, the gap between the sealing block 42c and the conical surface 42e can be increased, thereby increasing the flow rate of the material and improving the filling efficiency.

[0036] In some embodiments, a clamping step 12a is provided in the clamping opening 12, and the protruding ring of the bag mouth 61 is supported on the clamping step 12a; and a pair of elastic pins 12b are provided in the clamping opening 12, the elastic pins 12b being adapted to abut against the protruding ring of the bag mouth 61 to prevent the protruding ring of the bag mouth 61 from slipping out of the clamping opening 12; in short, the operator presses the protruding ring of the bag mouth 61 into the clamping step 12a, and the elastic pins 12b pop out to press the protruding ring of the bag mouth 61 to lock the bag mouth 61, thus completing the installation of the soft bag 6.

[0037] In some embodiments, the rotary lifting pair 2 includes a fixed base 22; a first transition ring 23 is rotatably disposed within the fixed base 22, a connecting pin 24 is slidably disposed within the first transition ring 23, a mounting plate 21 is disposed on the top of the connecting pin 24, a lifting cylinder 25 is fixedly disposed at the bottom of the first transition ring 23, the piston rod of the lifting cylinder 25 is connected to the connecting pin 24 to drive the connecting pin 24 to rise and fall; and a push cylinder 26 is disposed on the side of the first transition ring 23, the piston rod of the push cylinder 26 is hinged to the first transition ring 23 to push the first transition ring 23 to rotate; in short, the first transition ring 23 is rotatably disposed within the fixed base 22 via a bearing, and the piston rod of the lifting cylinder 25 drives the connecting pin 24 to rise and fall, thereby driving the mounting plate 21 to rise and fall.

[0038] In some embodiments, a second transition ring 27 is provided at the bottom of the first transition ring 23, the lifting cylinder 25 is provided at the bottom of the second transition ring 27, a transition block 27a is provided on the side wall of the second transition ring 27, and the piston rod of the pushing cylinder 26 is hinged to the transition block 27a; and, a through groove 23a is provided on the side wall of the first transition ring 23, a first limiting shaft 24a is fixedly connected to the side wall of the connecting pin 24, the first limiting shaft 24a extends out of the through groove 23a, a second limiting shaft 24b is provided at the end of the first limiting shaft 24a, a limiting ring 27b is provided on the transition block 27a, and the second limiting shaft 24b is slidably disposed within the limiting ring 27b; in short, the second transition ring 27 and the first transition ring 27a are connected by a second transition ring 27a and a second transition ring 27a. 3. The piston rod of the cylinder 26 is connected to the second transition ring 27 via a flange connection, thereby driving the second transition ring 27 to rotate and simultaneously driving the first transition ring 23 and the lifting cylinder 25 to rotate, thus driving the connecting pin 24 to rotate, ultimately realizing the rotation of the mounting plate 21. Furthermore, in order to avoid the torque of the connecting pin 24 being provided by the piston rod of the lifting cylinder 25, a through groove 23a is opened on the side wall of the first transition ring 23 to expose the connecting pin 24. The connecting pin 24 is connected to the limiting ring 27b via the first limiting shaft 24a and the second limiting shaft 24b, and the limiting ring 27b is connected to the second transition ring 27 via the transition block 27a, so that the angle between the connecting pin 24 and the second limiting ring 27b is kept consistent, thus avoiding damage to the piston rod of the lifting cylinder 25.

[0039] In some embodiments, the device further includes a mounting platform 5, on which the fixing seat 22 is disposed; the pushing cylinder 26 is hinged to the bottom of the mounting platform 5; and a pair of stroke stops 51 are provided at the bottom of the mounting platform 5, the stroke stops 51 being respectively disposed on both sides of the adapter block 27a; in short, the stroke stops 51 can effectively limit the rotation angle of the adapter block 27a.

[0040] In the description of the embodiments of this utility model, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "linking" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0041] In the description of this utility model, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," and "outer," etc., indicating orientation or positional relationships, are based on the orientation or positional relationships shown in the accompanying drawings and are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. Furthermore, terms such as "first," "second," and other numerical terms used herein do not imply order or sequence unless expressly indicated herein. Therefore, without departing from the teachings of the exemplary embodiments, the first element, component, region, layer, or segment discussed above may be referred to as the second element, component, region, layer, or segment.

[0042] Spatially relative terms, such as “inside,” “outside,” “below,” “below,” “down,” “above,” “up,” etc., may be used herein to describe the relationship between one element or feature illustrated in the figures and another element or feature. In addition to the orientations depicted in the figures, spatially relative terms may be intended to cover different orientations of the device in use or operation. For example, if the device in the figure is flipped, an element described as “below” or “below” other elements or features would be oriented as “above” other elements or features. Thus, the example term “below” can cover both above and below orientations. The device may be oriented in other ways (rotated 90 degrees or in other orientations), and the spatially relative descriptors used herein are interpreted accordingly.

[0043] In the above discussion, unless otherwise stated, when used to describe numerical values, the terms “about,” “approximately,” “basically,” etc., indicate a change of + / - 10% in that value.

[0044] Based on the above-described preferred embodiments of this utility model, and through the foregoing description, those skilled in the art can make various changes and modifications without departing from the technical concept of this utility model. The technical scope of this utility model is not limited to the contents of the specification, but must be determined according to the scope of the claims.

Claims

1. A soft bag (6) filling device, characterized in that, include: Weighing assembly (1) has a clamping bracket (11) at its weighing end. The clamping bracket (11) has a clamping opening (12) which is suitable for clamping the bag mouth (61). A rotary lifting pair (2) is provided on the side of the weighing component (1), and the moving end of the rotary lifting pair (2) is provided with a mounting plate (21). A pressure-removing assembly (3) is disposed on the mounting plate (21). The pressure-removing assembly (3) is adapted to move with the rotating lifting pair (2), lock the bag plug (62), and remove the bag plug (62). as well as, Follow the rotating lifting pair (2) to move above the bag mouth (61) and press back the bag plug (62); A filling assembly (4), disposed on the mounting plate (21), is adapted to move with the rotary lifting pair (2) above the bag mouth (61), press down on the bag mouth (61), and fill material; and, The pressing assembly (3) and the filling assembly (4) are arranged on the same circle.

2. The soft bag (6) filling equipment as described in claim 1, characterized in that, The pulling assembly (3) includes a pulling bracket (31) and a pulling cylinder (32). The pressure-removing bracket (31) is mounted on the mounting plate (21), the pressure-removing cylinder (32) is mounted on the top of the pressure-removing bracket (31), and a pressure block (32a) is provided on the piston rod of the pressure-removing cylinder (32); and, The bottom of the pressure bracket (31) is provided with a pressure plate, and the pressure plate is provided with a pressure notch (31a). The pressure notch (31a) is provided with a pressure step (31b). The pressure step (31b) is adapted to be locked below the protruding ring of the bag plug (62), and the bottom edge of the pressure step (31b) is provided with a guide bevel (31c).

3. The soft bag (6) filling equipment as described in claim 1, characterized in that, The filling assembly (4) includes a filling bracket (41) and a filling gun (42). The filling bracket (41) is mounted on the mounting plate (21), the filling gun (42) is mounted on the filling bracket (41), the side wall of the filling gun (42) is provided with a filling inlet (42a), the bottom of the filling gun (42) is provided with a filling outlet (42b), and; The filling outlet (42b) is fitted with a blocking block (42c), which is adapted to slide upward to open the filling outlet (42b).

4. The soft bag (6) filling equipment as described in claim 3, characterized in that, The top of the sealing block (42c) is provided with a filling pin (42d), which penetrates the top of the filling gun (42); The top of the filling gun (42) is provided with a filling cylinder (43), and the filling pin (42d) is connected to the piston rod of the filling cylinder (43).

5. The soft bag (6) filling equipment as described in claim 4, characterized in that, The inner wall of the filling gun (42) is provided with a conical surface (42e). The sidewall of the sealing block (42c) is provided with a mating surface (42f), which is adapted to mat the conical surface (42e); and, The filling cylinder (43) has two strokes; wherein, The first stroke of the filling cylinder (43) is adapted to lift the end face of the sealing block (42c) to the conical surface (42e), and the second stroke of the filling cylinder (43) is adapted to lift the end face of the sealing block (42c) above the conical surface (42e).

6. The soft bag (6) filling equipment as described in claim 1, characterized in that, The clamping opening (12) is provided with a clamping step (12a), and the protruding ring of the bag mouth (61) is supported on the clamping step (12a); and, A pair of elastic pins (12b) are provided in the clamping opening (12), and the elastic pins (12b) are adapted to abut against the protruding ring of the bag mouth (61) to prevent the protruding ring of the bag mouth (61) from sliding out of the clamping opening (12).

7. The soft bag (6) filling equipment as described in claim 1, characterized in that, The rotary lifting pair (2) includes a fixed base (22); A first adapter ring (23) is rotatably disposed within the fixed base (22), and a connecting pin (24) is slidably disposed within the first adapter ring (23). The mounting plate (21) is disposed on the top of the connecting pin (24), and a lifting cylinder (25) is fixedly disposed at the bottom of the first adapter ring (23). The piston rod of the lifting cylinder (25) is connected to the connecting pin (24) to drive the connecting pin (24) to rise and fall; and, A push cylinder (26) is provided on the side of the first adapter ring (23). The piston rod of the push cylinder (26) is hinged to the first adapter ring (23) to push the first adapter ring (23) to rotate.

8. The soft bag (6) filling equipment as described in claim 7, characterized in that, A second transition ring (27) is provided at the bottom of the first transition ring (23), the lifting cylinder (25) is provided at the bottom of the second transition ring (27), a transition block (27a) is provided on the side wall of the second transition ring (27), and the piston rod of the pushing cylinder (26) is hinged to the transition block (27a); and, The first adapter ring (23) has a through groove (23a) on its side wall. The side wall of the connecting pin (24) is fixedly connected to a first limiting shaft (24a). The first limiting shaft (24a) extends out of the through groove (23a). The end of the first limiting shaft (24a) is provided with a second limiting shaft (24b). The adapter block (27a) is provided with a limiting ring (27b). The second limiting shaft (24b) is slidably disposed in the limiting ring (27b).

9. The soft bag (6) filling equipment as described in claim 8, characterized in that, It also includes a mounting platform (5), on which the fixing seat (22) is disposed; The push cylinder (26) is hinged to the bottom of the mounting platform (5); and, The bottom of the mounting platform (5) is provided with a pair of travel stops (51), which are respectively located on both sides of the adapter block (27a).

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