Woven bag discharging mechanism and woven bag assembling equipment

Abstract

The utility model discloses a woven bag discharging mechanism and woven bag assembling equipment. The woven bag discharging mechanism comprises a rack, a mounting structure and a material guiding structure. The mounting structure comprises a mounting part, an elastic piece and a plurality of balance weight parts, the mounting part is mounted on the rack, the elastic piece is connected with the mounting part and the rack, the balance weight parts are selectively assembled on the mounting part, and each balance weight part is detachably connected with the mounting part; the material guiding structure comprises a tensioning roller, and the tensioning roller is rotationally installed on the installation part. According to the scheme, the mounting part can elastically stretch out and draw back in the direction close to or away from the ground relative to the rack, the balance weight part with the corresponding mass can be assembled on the mounting part according to the feeding speed of the coiled material, the mounting part can press the elastic part downwards, and then the tensioning roller is downwards pressed to the position below the lowest position corresponding to the feeding speed of the coiled material; it is guaranteed that the tensioning roller can abut against the coiled material all the time, the coiled material is in a tightened state in the feeding process, the assembly quality of woven bags is improved, the structure is simple, and cost is low.

Description

TECHNICAL FIELD

[0001] The utility model relates to weaving bag assembly technical field, concretely relates to a weaving bag material feeding mechanism and weaving bag assembly equipment. BACKGROUND

[0002] In the production of woven bags, it is necessary to first uncoil and feed the woven bags in rolls and the inner film bags in rolls, that is, to sleeve the woven bags or the inner film bags in rolls on the uncoiling mechanism and feed them according to the processing speed, and usually need to ensure that the coiled material is in a taut state during feeding to avoid wrinkles in the coiled material during conveying and reduce the quality of finished products.

[0003] Publication No. CN102491118A discloses a coiled material conveying tensioning device, which adjusts the tensioning force on the coiled material in real time through compression or rebound of the spring under force, and when the coiled material feeding speed is fast, the tensioning roller assembly has a small pulling force, the tensioning roller assembly compresses the spring downward under the action of gravity until it stops sliding downward at the balance position, thereby automatically tensioning the coiled material; when the coiled material discharging speed is fast, the coiled material has an upward pulling force on the tensioning roller assembly, causing the tensioning roller assembly to move upward until it stops moving upward at the balance position, thereby automatically tensioning the coiled material.

[0004] However, the patent compresses the spring through the self-weight of the tensioning roller, and the applicable feeding speed interval is limited, and when the coiled material feeding speed is too fast, the coiled material is still prone to separation from the tensioning roller, causing the coiled material to be unable to be in a taut state, which is not conducive to improving the processing quality. UTILITY MODEL CONTENT

[0005] The utility model aims at overcoming the above technical deficiencies, and provides a woven bag material feeding mechanism to solve the technical problem that in the prior art, the self-weight of the tensioning roller compresses the spring, the applicable feeding speed interval is limited, and when the coiled material feeding speed is too fast, the coiled material is still prone to separation from the tensioning roller, causing the coiled material to be unable to be in a taut state, which is not conducive to improving the processing quality.

[0006] To achieve the above technical purpose, the utility model adopts the following technical scheme:

[0007] In the first aspect, the utility model provides a woven bag material feeding mechanism, which comprises:

[0008] A rack;

[0009] A mounting structure comprising a mounting portion, an elastic member and a plurality of counterweight portions, the mounting portion being mounted on the rack and being movable relative to the rack in the direction of approaching and moving away from the ground, the elastic member connecting the mounting portion and the rack, the plurality of counterweight portions being selectively assembled on the mounting portion, and each counterweight portion being detachably connected with the mounting portion; and

[0010] The material guiding structure further comprises a tension roller rotatably mounted on the mounting portion.

[0011] In some embodiments, the mounting structure further comprises a mounting screw connected to the mounting portion and a limiting nut threadedly connected to the mounting screw.

[0012] The counterweight portion is sleeved on the mounting screw and located between the limiting nut and the mounting portion.

[0013] In some embodiments, the rack has a guide arm extending in the vertical direction, and the mounting portion is slidingly connected to the guide arm along the guide of the guide arm.

[0014] In some embodiments, the mounting portion is provided with a guide hole, and the mounting portion is slidingly sleeved on the guide arm through the guide hole.

[0015] The mounting screw extends in the vertical direction and is provided with a mounting channel communicating with the guide hole, and the mounting screw is slidingly sleeved on the guide arm through the mounting channel.

[0016] In some embodiments, the elastic member comprises a compression spring sleeved on the outer periphery of the guide arm and connected to the mounting portion and the rack respectively.

[0017] In some embodiments, one of the guide arm and the inner wall of the mounting channel is provided with a limiting block, and the other is provided with a limiting groove for slidingly arranging the limiting block, and the limiting groove extends in the vertical direction.

[0018] In some embodiments, the material guiding structure further comprises a material guiding roller rotatably mounted on the rack and spaced above the tension roller.

[0019] In some embodiments, a plurality of the material guiding rollers and a plurality of the tension rollers are respectively arranged in sequence and alternately in the horizontal direction.

[0020] In some embodiments, each of the tension rollers is movable relative to the mounting portion in a direction approaching or away from an adjacent tension roller, so that the distance between two adjacent tension rollers is adjustable.

[0021] The material guiding structure further comprises a locking portion located between the tension roller and the mounting portion and limiting the movement of the tension roller relative to the mounting portion when the tension roller moves to a preset position.

[0022] In some embodiments, the mounting portion is provided with a mounting groove extending in the arrangement direction of the plurality of tension rollers.

[0023] The tension roller comprises a rotating drum and a connecting base, the rotating drum is rotatably installed on the connecting base, and the connecting base is provided with a connecting hole communicating with the mounting groove;

[0024] The locking part comprises a locking bolt and a locking nut, the locking bolt is sequentially arranged in the connecting hole and the mounting groove, and the locking nut is screwedly arranged on one end of the locking bolt protruding out of the mounting groove.

[0025] In the second aspect, the woven bag assembling equipment is also provided.

[0026] Compared with the prior art, in the woven bag material feeding mechanism, the mounting part is connected to the rack through the elastic element, namely, the mounting part can elastically stretch and contract along the direction of approaching and moving away from the ground relative to the rack, so that the corresponding weight part can be assembled on the mounting part according to the feeding speed of the coiled material, the mounting part can press the elastic element, and then the tension roller is pressed to below the lowest position corresponding to the feeding speed of the coiled material, so that the tension roller can always press against the coiled material, the coiled material is in a taut state during feeding, the assembling quality of the woven bag is improved, and the structure is simple and the cost is low. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 is a schematic view of the woven bag material feeding mechanism provided by the utility model embodiment;

[0028] Figure 2 is Figure 1 a schematic view of the tension roller and the mounting structure;

[0029] Figure 3 is Figure 2 a partial schematic view of the tension roller and the mounting structure;

[0030] Figure 4 is Figure 3 a partial exploded view of the tension roller and the mounting structure;

[0031] Figure 5 is Figure 1 a partial schematic view of the rack;

[0032] Figure 6 is Figure 3 an exploded view of the tension roller and the locking part.

[0033] MARK NUMBER EXPLANATION:

[0034] 1, rack; 11, guide arm; 2, mounting structure; 21, mounting portion; 21a, mounting groove; 22, elastic member; 23, counterweight portion; 23a, through hole; 24, mounting screw; 25, limiting nut; 3, material guiding structure; 31, tension roller; 311, rotating drum; 312, connecting seat; 312a, connecting hole; 32, material guiding roller; 33, locking portion; 331, locking bolt; 332, locking nut. DETAILED DESCRIPTION

[0035] In order to make the purpose, technical scheme and advantages of the utility model more clearly, the following will be further described in detail in combination with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the utility model, and are not used to limit the utility model.

[0036] In order to solve the technical problem that the spring is compressed by the self weight of the tension guide roller, the applicable feeding speed interval is limited, when the feeding speed of the coiled material is too fast, the coiled material is still prone to separating from the tension guide roller, resulting in that the coiled material cannot be in a taut state, which is not conducive to improving the processing quality, the utility model provides a woven bag feeding mechanism, which can assemble the corresponding mass of the counterweight portion on the mounting portion according to the feeding speed of the coiled material, so that the mounting portion can press down the elastic member, so as to press down the tension roller to the preset position, ensure that the tension roller can always press against the coiled material, and then make the coiled material in a taut state during the feeding process, improve the assembly quality of the woven bag, and the structure is simple and the cost is low.

[0037] It should be noted that the woven bag feeding mechanism is used in but not limited to woven bag assembly equipment and the like, in order to facilitate the description, in the utility model, only the woven bag feeding mechanism applied to the woven bag assembly equipment is taken as an example for description, and the principle of the woven bag feeding mechanism applied to other types of equipment is substantially the same as that applied to the woven bag assembly equipment, which will not be described here.

[0038] Please refer to Figures 1 to 3 , Figures 1 to 3 It is a structural schematic view of the woven bag feeding mechanism in an embodiment of the utility model, the woven bag feeding mechanism comprises a rack 1, a mounting structure 2 and a material guiding structure 3; the mounting structure 2 comprises a mounting portion 21, an elastic member 22 and a plurality of counterweight portions 23, the mounting portion 21 is installed on the rack 1 and can move along the direction close to and away from the ground relative to the rack 1, the elastic member 22 is connected between the mounting portion 21 and the rack 1, the plurality of counterweight portions 23 are selectively assembled on the mounting portion 21, and each counterweight portion 23 is detachably connected with the mounting portion 21; the material guiding structure 3 comprises a tension roller 31, and the tension roller 31 is rotatably installed on the mounting portion 21.

[0039] The installation part 21 is connected to the rack 1 through the elastic element 22, namely the installation part 21 can be elastically stretched and contracted along the direction of approaching and moving away from the ground relative to the rack 1, so that the corresponding mass counterweight part 23 can be assembled on the installation part 21 according to the feeding speed of the coiled material, so that the installation part 21 can press the elastic element 22, and then the tensioning roller 31 is pressed to the lowermost position corresponding to the coiled material feeding speed, so that the tensioning roller 31 can always be pressed against the coiled material, so that the coiled material is in a taut state during the feeding process, the assembly quality of the woven bag is improved, and the structure is simple and the cost is low.

[0040] It should be noted that the detachable assembly form of the mass counterweight part 23 and the installation part 21 is not limited, in an embodiment, the mass counterweight part 23 is detachably bound to the installation part 21 through a binding rope; and in another embodiment, the mass counterweight part 23 is detachably inserted into the installation part 21 through the cooperation of a bolt and a pin hole.

[0041] In addition, in the present embodiment, the coiled material refers to an inner film.

[0042] And in one of the embodiments, referring to Figure 4 The mounting structure 2 further comprises a mounting screw 24 and a limiting nut 25, the mounting screw 24 is connected to the installation part 21, and the limiting nut 25 is threadedly connected with the mounting screw 24; the mass counterweight part 23 is sleeved on the mounting screw 24 and located between the limiting nut 25 and the installation part 21.

[0043] In the present embodiment, the mass counterweight part 23 is sleeved on the mounting screw 24 through the through hole 23a thereon, and the assembly and disassembly of the mass counterweight part 23 on the mounting screw 24 are realized through the loose limiting nut 25, and the structure is stable and reliable. It should be noted that the mass counterweight part 23 can be provided in the form of a weight, a sandbag or a counterweight block. Specifically, in the present scheme, the mass counterweight part 23 is provided in the form of a counterweight block.

[0044] Specifically, the mass counterweight part 23 is provided with a through hole 23a, and the mounting screw 24 is arranged in the through hole 23a.

[0045] In one of the embodiments, referring to Figure 1 And Figure 5 The rack 1 has a guide arm 11 extending in the vertical direction, and the installation part 21 is slidingly connected with the guide arm 11 along the guide of the guide arm 11. Specifically, the installation part 21 is provided with a guide hole for the guide arm 11 to pass through; the mounting screw 24 extends in the vertical direction and is located at one end of the guide hole, and is provided with a mounting channel communicating with the guide hole, and the mounting channel is provided for the guide arm 11 to pass through.

[0046] In the embodiment, the mounting portion 21 and the mounting screw 24 are sleeved on the outer periphery of the guide arm 11, which ensures the stability of the mounting portion 21 in the vertical direction and makes the overall structure relatively compact, avoiding excessive space occupation of the mounting screw 24.

[0047] It should be noted that the elastic member 22 can be provided as a gas spring, a leaf spring or a compression spring, and can also be provided in other forms.

[0048] In one of the embodiments, the elastic member 22 includes a compression spring, which is sleeved on the outer periphery of the guide arm 11 and connected to the mounting portion 21 and the rack 1 respectively.

[0049] In the embodiment, the compression spring is sleeved on the outer periphery of the guide arm 11, which avoids the deviation of the compression spring during the movement of the mounting portion 21 and improves the stability. It should be understood that in one of the embodiments, the two ends of the compression spring are fixedly connected to the mounting portion 21 and the rack 1 respectively.

[0050] In one of the embodiments, the guide arm 11 is provided with a limiting block on one of the inner walls of the mounting channel, and the other is provided with a limiting slot for slidingly arranging the limiting block, and the limiting slot is arranged in the vertical direction.

[0051] In the embodiment, the limiting block and the limiting slot are matched to avoid the rotation of the mounting screw 24 and the mounting portion 21 relative to the guide arm 11 during the upward and downward movement, which ensures that the tensioning roller 31 effectively presses against the coiled material and improves the feeding stability. Specifically, in the present scheme, the limiting block is arranged on the inner wall of the mounting channel, and the limiting slot is arranged on the outer wall surface of the guide arm 11.

[0052] It should be noted that the mounting portion 21 can be provided in the form of a mounting bracket, a mounting seat or a mounting arm. Specifically, in the present scheme, the mounting portion 21 is provided in the form of a mounting bracket, and one of the mounting bracket and the rack 1 is provided with a sliding block, and the other is provided with a sliding slot for slidingly arranging the sliding block, and the sliding slot is arranged in the vertical direction, further improving the sliding stability of the mounting portion 21. Specifically, the sliding block and the sliding slot are respectively provided with a plurality of groups.

[0053] In one of the embodiments, the material guiding structure 3 further includes a material guiding roller 32, which is rotatably installed on the rack 1 and is arranged above the tensioning roller 31.

[0054] In the embodiment, the coiled material can be first diverted by the material guiding roller 32, then pass through the lower side of the tensioning roller 31, and finally be pulled to the assembly station, so that the feeding direction of the coiled material is more flexible and the practicability is improved.

[0055] In one of the embodiments, the material guiding roller 32 and the tensioning roller 31 are respectively provided with a plurality of groups, and the plurality of material guiding rollers 32 and the plurality of tensioning rollers 31 are respectively arranged in the horizontal direction in turn and alternately.

[0056] In this embodiment, the coiled material can be sequentially guided through the plurality of guide rollers 32 and the plurality of tension rollers 31, and then be pulled to the assembly station. On the one hand, the coiled material can be effectively kept in a taut state, so as to avoid wrinkles in the inner film feeding process and reduce product quality. On the other hand, the plurality of guide rollers 32 and the plurality of tension rollers 31 can play a role of storing material, thereby improving practicability.

[0057] In one of the embodiments, each tension roller 31 can move relative to the mounting portion 21 in a direction approaching or moving away from the adjacent tension roller 31, so that the distance between the adjacent two tension rollers 31 is adjustable. The guide structure 3 further comprises a locking portion 33, which is arranged between the tension roller 31 and the mounting portion 21, and limits the movement of the tension roller 31 relative to the mounting portion 21 when the tension roller 31 moves to a preset position.

[0058] In this embodiment, the distance between the adjacent two tension rollers 31 is adjustable, so that the spacing of the tension rollers 31 can be adjusted according to the requirements, and the storage capacity of the roller group can be adjusted, thereby further improving the practicability. In addition, the spacing of the tension rollers 31 can be adjusted according to the material of the coiled material, so as to flexibly adjust the degree of reversing the coiled material, and ensure that the coiled material can maintain appropriate tension under various working conditions, thereby ensuring the stability of the production process and the product quality.

[0059] In one of the embodiments, please refer to Figure 4 and Figure 6 The mounting portion 21 is provided with a mounting groove 21a extending along the arrangement direction of the plurality of tension rollers 31. The tension roller 31 comprises a rotating drum 311 and a connecting seat 312. The rotating drum 311 is rotatably installed on the connecting seat 312. The connecting seat 312 is provided with a connecting hole 312a communicating with the mounting groove 21a. The locking portion 33 comprises a locking bolt 331 and a locking nut 332. The locking bolt 331 is sequentially arranged in the connecting hole 312a and the mounting groove 21a. The locking nut 332 is screwed on one end of the locking bolt 331 extending out of the mounting groove 21a.

[0060] In this embodiment, when it is necessary to adjust the position of the tension roller 31, the locking nut 332 is loosened, and then the tension roller 31 is moved along the extension direction of the mounting groove 21a. After the position of the tension roller 31 is adjusted, the locking nut 332 is tightened to fasten the connecting seat 312 on the mounting frame, so as to lock the tension roller 31 on the mounting frame.

[0061] Specifically, in this scheme, the two ends of the rotating drum 311 are respectively provided with a connecting seat 312. Correspondingly, the mounting groove 21a is provided with two groups, each group is provided with two, and each connecting seat 312 is provided with four connecting holes 312a, and four locking nuts 332 and locking bolts 331 are correspondingly provided, thereby improving the stability.

[0062] In addition, the utility model also provides a kind of woven bag assembly equipment, and woven bag assembly equipment includes the woven bag feed mechanism as any one described above.It needs to be explained, the detailed structure of the woven bag feed mechanism of woven bag assembly equipment can refer to the embodiment of above-mentioned woven bag feed mechanism, and it is not repeated here;Since the woven bag feed mechanism described above is used in the woven bag assembly equipment of the utility model, therefore, the embodiment of the woven bag assembly equipment of the utility model includes all the technical solutions of all the above-mentioned woven bag feed mechanism embodiments, and the technical effects achieved are also exactly the same, and it is not repeated here.

[0063] In order to better understand the utility model, the following will be combined with Figures 1 to 6 The technical scheme of the utility model is described in detail:

[0064] In the present scheme, mounting bracket and mounting screw rod 24 are simultaneously sleeved in the outer periphery of guide arm 11, and mounting bracket can be elastically stretched and contracted along vertical direction relative to rack 1 by compression spring. Thus, appropriate mass counterweight can be selected according to the feeding speed of coiled material, and counterweight is fixed in mounting screw rod 24 through limiting nut 25, to avoid accidental running of counterweight. When counterweight is assembled, the above-mentioned compression spring can be compressed, and tensioning roller 31 is pressed to the lower side of the lowest position corresponding to the feeding speed of coiled material, to ensure that tensioning roller 31 can always press against coiled material, so that coiled material is in taut condition during feeding process, to improve the assembly quality of woven bag.

[0065] The above-described specific embodiments of the utility model do not constitute a limitation on the scope of protection of the utility model. Any various other corresponding changes and modifications made according to the technical concept of the utility model should be included in the protection scope of the claims of the utility model.

Claims

1. A woven bag dispensing mechanism characterized by, The application relates to a material feeding mechanism for a braided bag. The material feeding mechanism comprises a rack, a mounting structure and a material guiding structure. The mounting structure comprises a mounting part, an elastic part and a plurality of counterweight parts. The mounting part is mounted on the rack and can move along a direction close to or away from the ground. The elastic part connects the mounting part and the rack.

2. The woven bag discharge mechanism according to claim 1, characterized by, The plurality of counterweight parts are selectively assembled on the mounting part and are detachably connected with the mounting part. The material guiding structure comprises a tension roller.

3. The woven bag discharge mechanism of claim 2, wherein, The mounting structure further comprises a mounting screw and a limiting nut.

4. The woven bag discharge mechanism of claim 3, wherein, The mounting screw is connected with the mounting part. The counterweight part is sleeved on the mounting screw and is located between the limiting nut and the mounting part.

5. The woven bag discharge mechanism of claim 4, wherein, The rack has a guide arm extending along a vertical direction.

6. The braided bag stocker mechanism of claim 1, wherein, The mounting part is slidably connected with the guide arm along the guide of the guide arm.

7. The woven bag discharge mechanism of claim 6, wherein, The mounting part is provided with a guide hole and is slidably sleeved on the guide arm through the guide hole.

8. The braided bag stocker mechanism of claim 7, wherein, The mounting screw extends along a vertical direction and is provided with a mounting channel communicating with the guide hole. The mounting screw is slidably sleeved on the guide arm through the mounting channel.

9. The braided bag stocker mechanism of claim 8, wherein, The guide arm and the inner wall of the mounting channel are provided with a limiting block and a limiting slot, respectively. The limiting block is slidably arranged in the limiting slot. The material guiding structure further comprises a material guiding roller.

10. A woven bag assembly apparatus characterized by, The material guiding roller is rotatably mounted on the rack and is spaced above the tension roller. The material guiding roller and the tension roller are respectively provided with a plurality of rollers. The plurality of material guiding rollers and the plurality of tension rollers are alternately arranged along a horizontal direction. Each tension roller can move along a direction close to or away from an adjacent tension roller relative to the mounting part, so that the distance between the two adjacent tension rollers can be adjusted. The material guiding structure further comprises a locking part. The locking part is arranged between the tension roller and the mounting part and limits the movement of the tension roller relative to the mounting part when the tension roller moves to a preset position. The mounting part is provided with a mounting slot extending along the arrangement direction of the plurality of tension rollers. The tension roller comprises a rotating cylinder and a connecting seat. The rotating cylinder is rotatably mounted on the connecting seat. The connecting seat is provided with a connecting hole communicating with the mounting slot. The locking part comprises a locking bolt and a locking nut. The locking bolt is sequentially arranged in the connecting hole and the mounting slot. The locking nut is screwed on one end of the locking bolt extending out of the mounting slot. The application further relates to a braided bag feeding mechanism.

Images