A folding device for woven bag production

Abstract

The present application relates to the technical field of woven bag production, and discloses a folding device for woven bag production, including a frame, a first rotating shaft, a first folding roller, a first fixed ring, a cylinder, a support frame, a second rotating shaft, a second folding roller, and a second fixed ring. When in use, the cylinder is controlled to work, so as to drive the support frame to move, and then drive the second rotating shaft to move. Until the second folding rollers on both sides and the first folding rollers on both sides clamp the woven bag, and the annular protrusions on both sides are engaged with the inside of the annular grooves on both sides, the edge of the woven bag can be folded. In addition, by loosening multiple first fixed rings, the positions of the first folding rollers on both sides can be adjusted. By tightening multiple first fixed rings, the positions of the first folding rollers on both sides can be re-fixed, thereby realizing the spacing adjustment function of the first folding rollers on both sides. Similarly, the spacing between the second folding rollers on both sides can be adjusted, so that woven bags of different sizes can be folded.

Description

Technical Field

[0001] The present application relates to the technical field of woven bag production, for example, to a folding device for woven bag production. Background Art

[0002] Related art (publication number: CN218876451U) discloses an automatic folding device for woven bag production, including a base, a winding device, a lifting device, a first bracket, a folding roller, a second bracket, a connecting shaft, two sets of discs and a support rod.

[0003] In the process of implementing the above embodiments, it is found that there are at least the following problems in the related art:

[0004] During the use of the automatic folding device for woven bag production, the two sets of discs are moved downward and respectively extend into the grooves on both sides of the folding roller, so that the woven bag can be folded. However, since the spacing between the two sets of discs and the two sets of grooves cannot be changed, only woven bags of a specific size can be folded.

[0005] It should be noted that the information disclosed in the above background technology section is only used to enhance the understanding of the background of the present application, and therefore may include information that does not constitute the prior art known to ordinary technicians in the field. Utility Model Content

[0006] In order to provide a basic understanding of some aspects of the disclosed embodiments, a brief summary is given below. The summary is not an extensive review, nor is it intended to identify key / critical components or delineate the scope of protection of these embodiments, but rather serves as a prelude to the detailed description that follows.

[0007] The embodiment of the present disclosure provides a folding device for woven bag production, which can perform folding processing on woven bags of different sizes.

[0008] In some embodiments, the folding device for woven bag production includes: a frame; a first rotating shaft, rotatably installed on the side wall of the frame along the width direction of the frame; a first folding roller, slidably installed on the first rotating shaft, located on both sides of the first rotating shaft along the axial direction of the first rotating shaft, the first folding rollers on both sides are located inside the frame, and both include annular grooves; a first fixing ring, installed on the first rotating shaft, and respectively located on both sides of each of the first folding rollers; a cylinder, installed on the top wall of the frame along the height direction of the frame; a support frame connected to the cylinder The movable end of the cylinder is located inside the frame; the second shaft is rotatably mounted on the support frame; the second folding roller is slidably mounted on the second shaft and is located on both sides of the first shaft along the axial direction of the second shaft, and the second folding rollers on both sides are located inside the frame and include annular protrusions; a second fixed ring is mounted on the second shaft and is respectively located on both sides of each of the second folding rollers; wherein, under the drive of the cylinder, the second folding rollers on both sides are respectively abutted against the first folding rollers on both sides, and the annular protrusions on both sides are engaged with the inside of the annular grooves on both sides.

[0009] Optionally, the first rotating shaft includes a first spline portion arranged along its circumference, and the first folding rollers on both sides are installed on the first spline portion; the first folding rollers on both sides include a first groove portion located on the inner wall thereof, and the first groove portions on both sides are engaged with the first spline portion.

[0010] Optionally, the second rotating shaft includes a second spline portion arranged along its circumference; the second folding rollers on both sides include a second groove portion located on the inner wall thereof, and the second groove portions on both sides are engaged with the second spline portion.

[0011] Optionally, it further includes: an optical axis, which is slidably arranged on the top wall of the frame along the height direction of the frame, and one end of the optical axis is connected to the support frame.

[0012] Optionally, it also includes: a limiting ring installed at the other end of the optical axis.

[0013] Optionally, it also includes: a linear bearing, which is sleeved on the optical axis and installed on the top wall of the frame.

[0014] Optionally, it also includes: a motor installed on the side wall of the frame; and a coupling installed between the rotating end of the motor and the first rotating shaft.

[0015] Optionally, it also includes: a bearing seat installed on the side wall of the frame and sleeved on the first rotating shaft; and a bearing installed between the bearing seat and the first rotating shaft.

[0016] Optionally, it also includes: a seat bearing, which is installed on the support frame and sleeved on the second rotating shaft.

[0017] The folding device for woven bag production provided by the embodiment of the present disclosure can achieve the following technical effects:

[0018] The embodiment of the present disclosure provides a folding device for woven bag production, comprising a frame, a first rotating shaft, a first folding roller, a first fixed ring, a cylinder, a support frame, a second rotating shaft, a second folding roller and a second fixed ring. The first rotating shaft is rotatably installed on the side wall of the frame along the width direction of the frame, and can rotate relative to the side wall of the frame. The first folding roller is slidably installed on the first rotating shaft, and is located on both sides of the first rotating shaft along the axial direction of the first rotating shaft. The first folding rollers on both sides can perform linear motion relative to the first rotating shaft. The first folding rollers on both sides are located inside the frame and are used to support the woven bag. The first folding rollers on both sides include an annular groove, and the annular grooves on both sides are used to fold the two sides of the woven bag. The first fixed ring is installed on the first rotating shaft and is respectively located on both sides of each first folding roller, and is respectively used to axially limit the first folding rollers on both sides. The cylinder is installed on the top wall of the frame along the height direction of the frame to provide driving force. The support frame is connected to the moving end of the cylinder and is located inside the frame to support and install the rotatable second rotating shaft. The second rotating shaft is rotatably mounted on the support frame and can rotate relative to the support frame. The second folding roller is slidably mounted on the second rotating shaft and is located on both sides of the first rotating shaft along the axial direction of the second rotating shaft. The second folding rollers on both sides can perform linear motion relative to the second rotating shafts on both sides. The second folding rollers on both sides are both located inside the frame and are used to press the woven bag. The second folding rollers on both sides include annular grooves, and the annular grooves on both sides cooperate with the annular protrusions on both sides to fold the two sides of the woven bag. The second fixing ring is mounted on the second rotating shaft and is respectively located on both sides of each second folding roller, and is respectively used to axially limit the second folding rollers on both sides. Driven by the cylinder, the second folding rollers on both sides can respectively abut against the first folding rollers on both sides, and the annular protrusions on both sides are engaged with the inside of the annular grooves on both sides.

[0019] During use, the air cylinder is controlled to work, which can drive the support frame to make linear motion, thereby driving the second rotating shaft to move. Until the second folding rollers on both sides and the first folding rollers on both sides clamp the woven bag, and the annular protrusions on both sides are engaged with the inside of the annular grooves on both sides, the edge of the woven bag can be folded. In addition, by loosening multiple first fixing rings, the positions of the first folding rollers on both sides can be adjusted. By tightening multiple first fixing rings, the positions of the first folding rollers on both sides can be re-fixed, thereby realizing the spacing adjustment function of the first folding rollers on both sides. Similarly, the spacing between the second folding rollers on both sides can be adjusted, so that woven bags of different sizes can be folded.

[0020] The above general description and the following description are exemplary and explanatory only and are not intended to limit the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] One or more embodiments are exemplarily described by corresponding drawings, which do not limit the embodiments. Elements with the same reference numerals in the drawings are shown as similar elements, and the drawings do not constitute a scale limitation, and wherein:

[0022] Figure 1 It is a schematic cross-sectional structural diagram of a folding device for woven bag production provided by an embodiment of the present disclosure;

[0023] Figure 2 Figure 1 A schematic diagram of the enlarged structure at A in the middle;

[0024] Figure 3 It is a schematic diagram of the main structure of a folding device for woven bag production provided by an embodiment of the present disclosure;

[0025] Figure 4 It is another main structural schematic diagram of a folding device for woven bag production provided in an embodiment of the present disclosure.

[0026] Reference numerals:

[0027] 1: frame; 2: first rotating shaft; 3: first folding roller; 4: first fixing ring; 5: cylinder; 6: support frame; 7: second rotating shaft; 8: second folding roller; 9: second fixing ring; 10: optical axis; 11: limiting ring; 12: linear bearing; 13: motor; 14: coupling; 15: bearing seat; 16: bearing; 17: bearing with seat. DETAILED DESCRIPTION

[0028] In order to be able to understand the features and technical contents of the embodiments of the present disclosure in more detail, the implementation of the embodiments of the present disclosure is described in detail below in conjunction with the accompanying drawings. The attached drawings are for reference only and are not used to limit the embodiments of the present disclosure. In the following technical description, for the convenience of explanation, a full understanding of the disclosed embodiments is provided through multiple details. However, one or more embodiments can still be implemented without these details. In other cases, to simplify the drawings, well-known structures and devices can be simplified for display.

[0029] The terms "first", "second", etc. in the specification and claims of the embodiments of the present disclosure and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the terms used in this way can be interchanged where appropriate, so that the embodiments of the embodiments of the present disclosure described herein. In addition, the terms "including" and "having" and any variations thereof are intended to cover non-exclusive inclusions.

[0030] In the embodiments of the present disclosure, the terms "upper", "lower", "inside", "middle", "outside", "front", "back" and the like indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. These terms are mainly intended to better describe the embodiments of the present disclosure and their embodiments, and are not intended to limit the indicated devices, elements or components to have a specific direction, or to be constructed and operated in a specific direction. Moreover, in addition to being used to indicate directions or positional relationships, some of the above terms may also be used to indicate other meanings. For example, the term "upper" may also be used to indicate a certain dependency or connection relationship in certain circumstances. For those of ordinary skill in the art, the specific meanings of these terms in the embodiments of the present disclosure can be understood according to specific circumstances.

[0031] In addition, the terms "disposed", "connected", and "fixed" should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection, or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be an internal connection between two devices, elements, or components. For those of ordinary skill in the art, the specific meanings of the above terms in the embodiments of the present disclosure can be understood according to specific circumstances.

[0032] Unless otherwise stated, the term "plurality" means two or more.

[0033] In the embodiment of the present disclosure, the character " / " indicates that the preceding and following objects are in an "or" relationship. For example, A / B indicates: A or B.

[0034] The term "and / or" is a description of the association relationship between objects, indicating that three relationships can exist. For example, A and / or B means: A or B, or, A and B.

[0035] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present disclosure may be combined with each other.

[0036] Combination Figures 1 to 4As shown, the embodiment of the present disclosure provides a folding device for woven bag production, including a frame 1, a first rotating shaft 2, a first folding roller 3, a first fixed ring 4, a cylinder 5, a support frame 6, a second rotating shaft 7, a second folding roller 8 and a second fixed ring 9. The first rotating shaft 2 is rotatably mounted on the side wall of the frame 1 along the width direction of the frame 1. The first folding roller 3 is slidably mounted on the first rotating shaft 2, and is located on both sides of the first rotating shaft 2 along the axial direction of the first rotating shaft 2. The first folding rollers 3 on both sides are located inside the frame 1 and include an annular groove. The first fixed ring 4 is mounted on the first rotating shaft 2 and is respectively located on both sides of each first folding roller 3. The cylinder 5 is mounted on the top wall of the frame 1 along the height direction of the frame 1. The support frame 6 is connected to the moving end of the cylinder 5 and is located inside the frame 1. The second rotating shaft 7 is rotatably mounted on the support frame 6. The second hemming roller 8 is slidably mounted on the second rotating shaft 7, and is located on both sides of the first rotating shaft 2 along the axial direction of the second rotating shaft 7. The second hemming rollers 8 on both sides are located inside the frame 1, and both include an annular protrusions. The second fixing ring 9 is mounted on the second rotating shaft 7, and is located on both sides of each second hemming roller 8. Among them, under the drive of the cylinder 5, the second hemming rollers 8 on both sides are respectively against the first hemming rollers 3 on both sides, and the annular protrusions on both sides are engaged with the inside of the annular grooves on both sides.

[0037] A folding device for woven bag production provided by the embodiment of the present disclosure includes a frame 1, a first rotating shaft 2, a first folding roller 3, a first fixed ring 4, a cylinder 5, a support frame 6, a second rotating shaft 7, a second folding roller 8 and a second fixed ring 9. The first rotating shaft 2 is rotatably installed on the side wall of the frame 1 along the width direction of the frame 1, and can rotate relative to the side wall of the frame 1. The first folding roller 3 is slidably installed on the first rotating shaft 2, and is located on both sides of the first rotating shaft 2 along the axial direction of the first rotating shaft 2. The first folding rollers 3 on both sides can perform linear motion relative to the first rotating shaft 2. The first folding rollers 3 on both sides are located inside the frame 1 and are used to support the woven bag. The first folding rollers 3 on both sides include an annular groove, and the annular grooves on both sides are used to fold the two sides of the woven bag. The first fixed ring 4 is installed on the first rotating shaft 2, and is respectively located on both sides of each first folding roller 3, and is respectively used to axially limit the first folding rollers 3 on both sides. The cylinder 5 is installed on the top wall of the frame 1 along the height direction of the frame 1 to provide a driving force. The support frame 6 is connected to the moving end of the cylinder 5 and is located inside the frame 1, and is used to support and install the rotatable second rotating shaft 7. The second rotating shaft 7 is rotatably installed on the support frame 6 and can rotate relative to the support frame 6. The second folding roller 8 is slidably installed on the second rotating shaft 7 and is located on both sides of the first rotating shaft 2 along the axial direction of the second rotating shaft 7. The second folding rollers 8 on both sides can make linear movements relative to the second rotating shafts 7 on both sides. The second folding rollers 8 on both sides are located inside the frame 1 and are used to press the woven bag. The second folding rollers 8 on both sides include annular protrusions, and the annular grooves on both sides cooperate with the annular protrusions on both sides to fold the two sides of the woven bag. The second fixing ring 9 is installed on the second rotating shaft 7 and is respectively located on both sides of each second folding roller 8, and is respectively used to axially limit the second folding rollers 8 on both sides. Under the drive of the cylinder 5, the second folding rollers 8 on both sides can respectively abut against the first folding rollers 3 on both sides, and the annular protrusions on both sides are engaged with the inside of the annular grooves on both sides.

[0038] During use, the air cylinder 5 is controlled to work, which can drive the support frame 6 to make linear motion, and then drive the second rotating shaft 7 to move. Until the second folding rollers 8 on both sides and the first folding rollers 3 on both sides clamp the woven bag, and the annular protrusions on both sides are engaged with the inside of the annular grooves on both sides, the edge of the woven bag can be folded. In addition, by loosening multiple first fixing rings 4, the positions of the first folding rollers 3 on both sides can be adjusted. By tightening multiple first fixing rings 4, the positions of the first folding rollers 3 on both sides can be re-fixed, thereby realizing the spacing adjustment function of the first folding rollers 3 on both sides. Similarly, the spacing between the second folding rollers 8 on both sides can be adjusted, so that woven bags of different sizes can be folded.

[0039] Optionally, combined Figure 1As shown, the first rotating shaft 2 includes a first spline portion arranged along its circumference, and the first hemming rollers 3 on both sides are installed on the first spline portion. The first hemming rollers 3 on both sides include a first groove portion located on the inner wall thereof, and the first groove portions on both sides are engaged with the first spline portion.

[0040] In the disclosed embodiment, the first rotating shaft 2 includes a first spline portion arranged along its circumference, and the first hemming rollers 3 on both sides include first groove portions located on their inner walls and matching the first spline portions. During use, when the first groove portions on both sides are engaged with the first spline portions, the first hemming rollers 3 on both sides and the first rotating shaft 2 can only slide relative to each other, but cannot rotate relative to each other.

[0041] Optionally, combined Figure 1 As shown, the second rotating shaft 7 includes a second spline portion arranged along its circumference. The second hemming rollers 8 on both sides each include a second groove portion located on the inner wall thereof, and the second groove portions on both sides are engaged with the second spline portion.

[0042] In the disclosed embodiment, the second rotating shaft includes a second spline portion arranged along its circumference, and the second hemming rollers 8 on both sides include second groove portions located on their inner walls and matching the second spline portions. During use, when the second groove portions on both sides are engaged with the second spline portions, the second hemming rollers 8 on both sides and the second rotating shaft 7 can only slide relative to each other, but cannot rotate relative to each other.

[0043] Optionally, combined Figure 1 , Figure 3 and Figure 4 As shown, the optical axis 10 is also included. The optical axis 10 is slidably arranged on the top wall of the frame 1 along the height direction of the frame 1, and one end of the optical axis 10 is connected to the support frame 6.

[0044] In the disclosed embodiment, an optical axis 10 is also included, which is slidable along the height direction of the frame 1 and penetrates the top wall of the frame 1. One end of the optical axis 10 is connected to the support frame 6 to play a guiding support role, so as to improve the stability of the support frame 6 when moving, and reduce the radial force on the moving end of the cylinder 5.

[0045] Optionally, combined Figure 1 , Figure 3 and Figure 4 As shown, the optical axis 10 further includes a limiting ring 11 . The limiting ring 11 is installed at the other end of the optical axis 10 .

[0046] In the embodiment of the present disclosure, a limit ring 11 is further included which is installed at the other end of the optical axis 10. The limit ring 11 is used to limit the position to prevent the optical axis 10 from falling off from the linear bearing 12.

[0047] Optionally, combined Figure 1 , Figure 3 and Figure 4As shown, a linear bearing 12 is also included. The linear bearing 12 is sleeved on the optical axis 10 and installed on the top wall of the frame 1.

[0048] In the disclosed embodiment, a linear bearing 12 is also included which is sleeved on the optical axis 10 and mounted on the top wall of the frame 1. The linear bearing 12 is used to reduce the friction between the optical axis 10 and the top wall of the frame 1 and improve the precision of the optical axis 10 when it moves relative to the top wall of the frame 1.

[0049] Optionally, combined Figure 1 , Figure 3 and Figure 4 As shown, it also includes a motor 13 and a coupling 14. The motor 13 is installed on the side wall of the frame 1. The coupling 14 is installed between the rotating end of the motor 13 and the first rotating shaft 2.

[0050] In the disclosed embodiment, a motor 13 and a coupling 14 are also included. The motor 13 is used to provide driving force, and the coupling 14 is used to transmit driving force. During use, the motor 13 is controlled to work, and the first rotating shaft 2 can be driven to rotate through the coupling 14. Then the first folding rollers 3 on both sides are driven to rotate, and finally the woven bag is driven to move, so as to facilitate continuous folding of both sides of the woven bag.

[0051] Optionally, combined Figure 1 and Figure 2 As shown, it also includes a bearing seat 15 and a bearing 16. The bearing seat 15 is installed on the side wall of the frame 1 and sleeved on the first rotating shaft 2. The bearing 16 is installed between the bearing seat 15 and the first rotating shaft 2.

[0052] In the disclosed embodiment, a bearing seat 15 and a bearing 16 are also included. The bearing seat 15 is used to support and install the bearing 16 and to limit the bearing 16. The bearing 16 is used to support and install the rotatable first rotating shaft 2, reduce the friction force received by the first rotating shaft 2, and improve the rotation accuracy of the first rotating shaft 2.

[0053] Optionally, combined Figure 1 , Figure 3 and Figure 4 As shown, it also includes a seat bearing 1716. The seat bearing 1716 is installed on the support frame 6 and is sleeved on the second rotating shaft 7.

[0054] In the disclosed embodiment, a seat bearing 1716 is also included which is mounted on the support frame 6 and sleeved on the second shaft 7. The seat bearing is used to reduce the friction between the second shaft 7 and the support frame 6 and improve the precision of the second shaft 7 when rotating relative to the support frame 6.

[0055] The above description and the accompanying drawings sufficiently illustrate the embodiments of the present disclosure to enable those skilled in the art to practice them. Other embodiments may include structural and other changes. The embodiments represent only possible variations. Unless explicitly required, individual components and functions are optional, and the order of operations may vary. Portions and features of some embodiments may be included in or replace portions and features of other embodiments. The embodiments of the present disclosure are not limited to the structures described above and shown in the accompanying drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims

1. A folding device for woven bag production, characterized in that: include: frame; A first rotating shaft is rotatably mounted on a side wall of the frame along a width direction of the frame; A first hemming roller is slidably mounted on the first rotating shaft and is located on both sides of the first rotating shaft along the axial direction of the first rotating shaft. The first hemming rollers on both sides are both located inside the frame and both include an annular groove; A first fixing ring is mounted on the first rotating shaft and is respectively located on both sides of each of the first folding rollers; A cylinder is installed on the top wall of the frame along the height direction of the frame; a support frame connected to the moving end of the cylinder and located inside the frame; A second rotating shaft is rotatably mounted on the supporting frame; A second hemming roller is slidably mounted on the second rotating shaft and is located on both sides of the first rotating shaft along the axial direction of the second rotating shaft, wherein the second hemming rollers on both sides are located inside the frame and both include an annular protrusion; A second fixing ring is mounted on the second rotating shaft and is respectively located on both sides of each of the second folding rollers; Wherein, under the drive of the cylinder, the second folding rollers on both sides respectively abut against the first folding rollers on both sides, and the annular protrusions on both sides are engaged with the inside of the annular grooves on both sides.

2. The folding device for woven bag production according to claim 1, characterized in that: The first rotating shaft includes a first spline portion arranged along its circumference, and the first hemming rollers on both sides are installed on the first spline portion; The first folding rollers on both sides include first groove portions located on the inner walls thereof, and the first groove portions on both sides are engaged with the first spline portions.

3. The folding device for woven bag production according to claim 1, characterized in that: The second rotating shaft includes a second spline portion arranged along the circumference thereof; The second folding rollers on both sides include second groove portions located on the inner walls thereof, and the second groove portions on both sides are engaged with the second spline portions.

4. A folding device for woven bag production according to claim 1, characterized in that: Also includes: The optical axis is slidably arranged on the top wall of the frame along the height direction of the frame, and one end of the optical axis is connected to the support frame.

5. A folding device for woven bag production according to claim 4, characterized in that: Also includes: A limiting ring is installed at the other end of the optical axis.

6. A folding device for woven bag production according to claim 4, characterized in that: Also includes: A linear bearing is sleeved on the optical axis and installed on the top wall of the frame.

7. A folding device for woven bag production according to any one of claims 1 to 6, characterized in that: Also includes: A motor mounted on a side wall of the frame; A coupling is installed between the rotating end of the motor and the first rotating shaft.

8. A folding device for woven bag production according to any one of claims 1 to 6, characterized in that: Also includes: A bearing seat, mounted on a side wall of the frame and sleeved on the first rotating shaft; A bearing is installed between the bearing seat and the first rotating shaft.

9. A folding device for woven bag production according to any one of claims 1 to 6, characterized in that: Also includes: The seat bearing is installed on the support frame and sleeved on the second rotating shaft.

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