Quick folding knife adjusting mechanism of pocket patching machine and pocket patching machine

By designing a folding knife quick adjustment mechanism on the pocket patching machine, the synchronous movement of multiple sets of folding knife devices is achieved, which solves the problem of low efficiency in replacing folding knives in the existing technology, improves the working efficiency of the pocket patching machine and reduces costs.

CN223342937UActive Publication Date: 2025-09-16ZHEJIANG WEIBIMA INTELLIGENT SEWING TECH CO LTD
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Patent Information

Application Number
CN202422597391.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-10-25
Publication Date
2025-09-16
Estimated Expiration
2034-10-25

AI Technical Summary

Technical Problem

When changing pockets of different sizes, the existing pocket-sticking machine needs to replace the die and folding knife at the same time, and manual debugging is required, resulting in low efficiency.

Method used

A folding knife quick adjustment mechanism is designed, which includes a base plate, multiple sets of folding knife devices, a synchronization mechanism and an adjustment seat. The synchronization mechanism and the adjustment seat realize the overall movement of the multiple sets of folding knife devices, which can quickly adapt to different bag sizes and reduce manual debugging time.

Benefits of technology

The efficiency of adjusting the position of the folding knife is improved, the time for replacing the folding knife is reduced, the cost of making and storing the folding knife is reduced, and the work efficiency is improved.

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Abstract

The utility model relates to a folding knife rapid adjusting mechanism of a pocket patching machine and the pocket patching machine, and the folding knife rapid adjusting mechanism of the pocket patching machine comprises a base plate; the multiple sets of folding knife devices are installed on the base plate, and each folding knife device comprises a folding knife and a driving mechanism used for driving the folding knife; and the synchronizing mechanism is mounted on the base plate to synchronously drive all sets of folding knife devices to integrally move. According to the folding knife rapid adjusting mechanism, the folding knife device can be adjusted synchronously on the whole, and the position of the folding knife adapts to pockets of different sizes. The time for replacing and adjusting the folding knives one by one is shortened, the working efficiency is improved, the using number of the folding knives is reduced, and the cost for manufacturing and storing the folding knives is reduced.
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Description

Technical Field

[0001] The present application relates to the technical field of sewing equipment, and in particular to a folding knife quick adjustment mechanism of a pocket patching machine and a pocket patching machine. Background Art

[0002] Pocket patching machines are commonly used in garment production, used to fold and sew pockets on garments. These machines require a mold, consisting of a die and a folding knife, tailored to the pocket's shape and size. In actual production, large and small pockets often have the same shape but different sizes. Currently, switching between large and small pocket sizes requires replacing both the die and folding knife, which requires manual installation and commissioning, consuming considerable time and effort. Utility Model Content

[0003] The present application provides a quick folding knife adjustment mechanism that is convenient for adjusting the folding knife position, which can improve the working efficiency of adjusting the mold and quickly adapt to different bag shapes and sizes.

[0004] The present application provides a quick adjustment mechanism for a folding knife of a pocket sticking machine, comprising:

[0005] substrate;

[0006] A folding knife device, wherein the folding knife device comprises multiple sets and is mounted on the base plate, and each set of the folding knife device comprises a folding knife and a driving mechanism for driving the folding knife;

[0007] The synchronization mechanism is installed on the base plate to synchronously drive the overall movement of each set of folding knife devices.

[0008] Several optional methods are also provided below, but they are not intended to be additional limitations on the above-mentioned overall solution. They are merely further supplements or optimizations. Under the premise that there are no technical or logical contradictions, each optional method can be combined separately for the above-mentioned overall solution, or multiple optional methods can be combined.

[0009] In one embodiment, the folding knife quick adjustment mechanism further comprises:

[0010] There are multiple adjustment seats, each of which is slidably mounted on the base plate. Each adjustment seat is in transmission connection with the synchronization mechanism, and each folding knife device is mounted on a corresponding adjustment seat.

[0011] At least two of the adjustment seats have different movement directions to lock positions with each other.

[0012] In one embodiment, the substrate has a top side and a bottom side opposite to each other, and the adjustment seat is located on the bottom side of the substrate;

[0013] The folding knife device also includes:

[0014] The first support is fixed to the adjustment base and extends to the top side of the substrate through the outer side of the substrate. The driving mechanism is installed on the first support and is located on the top side of the substrate.

[0015] In one embodiment, the synchronization mechanism includes a main shaft, which is manually driven and / or equipped with a power source, and each folding knife device is linked to the main shaft via a corresponding adjustment seat;

[0016] The main shaft is perpendicular to the base plate, and each set of folding knife devices is arranged around the main shaft.

[0017] In one embodiment, the synchronization mechanism is located as a whole on the top side of the substrate, the substrate is provided with multiple guide holes, and each adjustment seat is respectively equipped with a transmission member, which extends through the corresponding guide hole to the top side of the substrate and is linked to the main shaft.

[0018] In one embodiment, the driving mechanism is a cylinder, the cylinder body of the cylinder is fixed to the adjustment seat, and the folding knife device further includes:

[0019] a second support connected to the piston rod of the cylinder;

[0020] The knife seat assembly, the folding knife is located on the bottom side of the base plate and is connected to the second support through the knife seat assembly, and the relative position of the folding knife and the second support is also adjusted by the knife seat assembly.

[0021] In one embodiment, the knife seat assembly is detachably connected to the second support, the folding knife is height-adjustable relative to the base plate, and adjacent folding knives are flush with each other or staggered and stacked in height.

[0022] In one embodiment, the folding knife device further comprises:

[0023] A coupling seat is fixed to the second support, and the coupling seat is provided with a coupling opening;

[0024] A locking cylinder is installed on the coupling seat, and at least a portion of the tool holder assembly extends into the coupling port and is acted upon by the locking cylinder.

[0025] In one embodiment, the tool holder assembly includes:

[0026] A locking block is inserted into and positioned at the joint;

[0027] An adjustment frame, connected to the locking block in a position adjustable along a first direction, and the folding knife is connected to the adjustment frame in a position adjustable along a second direction and a third direction;

[0028] The first direction, the second direction and the third direction are perpendicular to each other, one of which is consistent with the working movement direction of the folding knife, and the other direction is the height direction.

[0029] The present application also provides a pocket patching machine having a folding knife quick adjustment mechanism of the pocket patching machine described in any embodiment.

[0030] The quick adjustment mechanism of the folding knife of the present invention can adjust the folding knife device synchronously as a whole, so that the position of the folding knife can adapt to pockets of different sizes, thereby reducing the time of replacing and adjusting the folding knives one by one, improving work efficiency, reducing the number of folding knives used, and reducing the cost of making and storing folding knives. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the conventional technology, the following briefly introduces the drawings required for use in the embodiments or the conventional technology descriptions. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0032] Figure 1 This is a schematic diagram of the three-dimensional structure of the folding knife quick adjustment mechanism of the pocket sticking machine in one embodiment of the present application;

[0033] Figure 2 for Figure 1 Bottom view of the quick-adjustment mechanism of the folding knife;

[0034] Figure 3 for Figure 2 Schematic diagram of the quick adjustment mechanism of the middle folding knife after omitting the folding knife;

[0035] Figure 4 for Figure 1 Schematic diagram of the three-dimensional structure of the synchronization mechanism and related parts;

[0036] Figure 5 for Figure 4 Schematic diagram of the three-dimensional structure of the motor and related parts;

[0037] Figure 6 for Figure 4 Schematic diagram of the three-dimensional structure of the middle base plate and related parts;

[0038] Figure 7 for Figure 6 Bottom view of the relevant structure (die omitted);

[0039] Figure 8 for Figure 1 A schematic diagram of the three-dimensional structure of one of the folding knife devices;

[0040] Figure 9for Figure 8 A schematic diagram of the three-dimensional structure of the middle folding knife device from another angle;

[0041] Figure 10 for Figure 1 A schematic diagram of the three-dimensional structure of another folding knife device;

[0042] Figure 11 for Figure 1 Schematic diagram of the three-dimensional structure of another folding knife device.

[0043] The reference numerals of the components are as follows:

[0044] 100, base plate; 110, guide seat; 120, guide hole; 130, bracket; 140, first vertical plate; 150, second vertical plate;

[0045] 200, die; 210, working edge; 220, connecting column; 230, adjustment seat; 231, first transmission member; 240, track; 241, second transmission member;

[0046] 300, folding knife device; 310, folding knife; 320, driving mechanism; 321, piston rod; 330, first support; 340, second support; 341, coupling seat; 350, locking cylinder; 360, knife holder assembly; 361, locking block; 362, first adjustment frame; 363, first hole; 364, second hole; 365, second adjustment frame; 366, third hole;

[0047] 400, synchronization mechanism; 410, main shaft; 420, synchronization plate; 421, synchronization hole; 422, coupling hole; 430, linkage plate; 431, third transmission member; 432, drive hole; 433, guide hole; 440, motor; 450, universal joint. DETAILED DESCRIPTION

[0048] To make the above-mentioned objects, features, and advantages of the present application more clearly understood, the specific embodiments of the present application are described in detail below with reference to the accompanying drawings. The following description sets forth many specific details to facilitate a full understanding of the present application. However, the present application can be implemented in many other ways than those described herein, and those skilled in the art can make similar improvements without violating the scope of the present application. Therefore, the present application is not limited to the specific embodiments disclosed below.

[0049] It should be noted that when a component is referred to as being "fixed to" or "disposed on" another component, it may be directly on the other component or there may be a central component. When a component is considered to be "connected to" another component, it may be directly connected to the other component or there may be a central component at the same time. The terms "vertical", "horizontal", "upper", "lower", "left", "right" and similar expressions used in the specification of this application are for illustrative purposes only and do not represent the only implementation method.

[0050] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of such features. Throughout the description of this application, "plurality" means at least two, for example, two, three, etc., unless otherwise specifically defined.

[0051] In this application, unless otherwise clearly specified and limited, when a first feature is “above” or “below” a second feature, it can mean that the first feature is directly in contact with the second feature, or the first feature and the second feature are indirectly in contact through an intermediate medium. Moreover, when a first feature is “above”, “above” or “above” a second feature, it can mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level (or in a state of use, or from a certain perspective of the drawing) than the second feature. When a first feature is “below”, “below” or “below” a second feature, it can mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level (or in a state of use, or from a certain perspective of the drawing) than the second feature.

[0052] Unless otherwise defined, all technical and scientific terms used in the specification of this application have the same meaning as commonly understood by those skilled in the art to which this application belongs. The terms used in the specification of this application are only for the purpose of describing specific embodiments and are not intended to limit this application. The term "and / or" used in the specification of this application includes any and all combinations of one or more of the relevant listed items.

[0053] In the prior art, the die and the bag-shaped plate of the pocket-sticking machine cooperate with each other to form a bag-shaped fabric, and then the edge of the bag-shaped fabric is folded by a folding knife. When the bag size changes, the folding knife needs to be replaced and adjusted one by one, which affects the working efficiency.

[0054] See also Figures 1 to 3In one embodiment of the present application, a quick adjustment mechanism for the folding knife of a pocket-sticking machine is provided, including a base plate 100, which can serve as a mounting platform for other components. The base plate 100 has relative top and bottom sides, and the die 200 and the folding knife 310 for folding bag-shaped fabric are located on the bottom side of the base plate 100.

[0055] The base plate 100 further has a front side and a rear side opposite to each other, and a first vertical plate 140 for mounting components related to the inverted corner and a second vertical plate 150 for connecting other power equipment are fixed to the rear side.

[0056] The die 200 is fixed to the bottom side of the substrate 100 by a plurality of spaced connecting columns 220. The die 200 has a working edge 210 that matches the preset bag shape. The working edge 210 is generally U-shaped, with an open side and a closed side relative to each other. The open side corresponds to the bag opening, and the closed side corresponds to the bag bottom.

[0057] The folding knife device 300 is equipped with multiple sets, each set includes a folding knife 310 and a driving mechanism 320 linked to the folding knife 310. Correspondingly, the folding knife 310 is multiple pieces. The folding knife 310 in this embodiment has six pieces, including two bag bottom folding knives arranged in the center and four side folding knives arranged in pairs on the sides. The driving mechanism 320 drives the corresponding folding knife 310 to fold the bag-shaped cloth.

[0058] In this embodiment, a synchronization mechanism 400 is also provided. The synchronization mechanism 400 is installed on the base plate 100 to synchronously drive the overall movement of each set of folding knife devices. That is, when the bag size is changed and the position of the folding knife 310 needs to be adjusted, the folding knife 310 in the same set of folding knife devices 300 moves together with the corresponding driving mechanism 320, but it is not required that the movement direction and stroke of each set of folding knife devices 300 are the same, nor is it strictly required that the movement timing of each set of folding knife devices 300 be strictly synchronized. For example, according to the transmission principle, the movement timing of at least one set of folding knife devices 300 is delayed. However, in general, the same set of synchronization mechanism 400 can be used to complete the relative position change of multiple sets of folding knife devices 300 until they adapt to the preset bag size.

[0059] In one embodiment, in order to facilitate the installation of the folding knife device 300 and guide the movement of the folding knife device 300, the folding knife quick adjustment mechanism also includes an adjustment seat 230. The adjustment seat 230 is multiple and position-adjustable and is connected to the base plate 100. Each set of folding knife devices 300 is respectively installed on the corresponding adjustment seat 230, and each adjustment seat 230 is transmission-connected to the synchronization mechanism 400.

[0060] The adjustment seat 230 can be directly slidably mounted to the bottom side of the substrate, and a guide seat 110 can also be fixed to the bottom side of the substrate 100, and the guide seat 110 is slidably mounted with a track 240. The top of the adjustment seat 230 is fixed to the track 240 and slides with the guide seat 110 through the track 240. The guide seat 110 can support and guide the adjustment seat 230, and the setting of the track 240 can make it easier to disassemble and assemble the adjustment seat 230, providing flexible assembly angles and methods. Of course, the guide seat 110 and the track 240 are relative, and vice versa. This type of naming is only for ease of reading and does not strictly limit whether the two positions are interchangeable. In the height direction, the adjustment seat 230 is between the substrate 100 and the die 200.

[0061] Combine Figures 4 to 7 The synchronization mechanism 400 can be manually driven and / or configured with an automatically controllable power source to synchronize the folding knife devices 300. The synchronization mechanism 400 may include a main shaft 410, and each adjustment seat 230 is linked to the main shaft 410. The main shaft 410 is mounted on the base plate 100 with its axis perpendicular to the base plate. The folding knife devices 300 are arranged around the main shaft 410. During adjustment, the folding knife devices 300 tend to gather together and approach the main shaft 410, or diverge outward and away from the main shaft 410.

[0062] The main shaft 410 itself can be manually driven and / or equipped with a power source. When manually driven, an operating handle can be connected to the top of the main shaft 410 for easy holding or docking auxiliary tools. When equipped with a power source, a motor 440 or the like can be used to achieve automatic control.

[0063] For example, a bracket 130 is fixed to the base plate 100, and the bottom of the bracket 130 is fixed to the base plate 100 via multiple struts. The top of the spindle 410 is rotatably engaged with the bracket 130, while the bottom of the spindle 410 is rotatably engaged with the base plate 100. The rotating shaft of the motor 440 (which may include a reduction mechanism) is arranged horizontally to reduce the height of the equipment, and is then transmitted to the vertical spindle 410 via a universal joint 450. The use of a universal joint 450 for transmission not only simplifies the structure but also can compensate for processing and assembly errors to a certain extent.

[0064] In one embodiment, to lock the position after adjustment, a cooperating angle limiting mechanism may be provided between the main shaft 410 and the bracket 130 to maintain the angle of the main shaft 410. The motor 440 may also be self-locking to maintain the angle of the main shaft 410. Alternatively, at least two adjustment seats 230 may have different movement directions to lock their positions, making it difficult for one of them to move independently.

[0065] The main shaft 410 can simultaneously drive all controlled adjustment seats through a linkage assembly. The linkage assembly can adopt different forms such as cam mechanisms, connecting rod mechanisms, gear sets, etc. according to different transmission methods. In one embodiment, the synchronization mechanism 400 is located entirely on the top side of the base plate. In order to guide the movement of the adjustment seats 230, the base plate 100 has a strip-shaped guide hole 120 for each adjustment seat 230. Of course, some adjustment seats 230 with the same adjustment direction can also share the same guide hole 120. The adjustment seats 230 are connected to a transmission member that extends through the corresponding guide hole 120 to the top side of the base plate and is in transmission connection with the main shaft 410 through the transmission member.

[0066] For example, a first transmission member 231 is directly fixed on the adjustment seat 230, and a second transmission member 241 can be set through the track 240 on the adjustment seat 230. When the transmission member needs to be adjusted, it moves along the corresponding guide hole 120, directly or indirectly driving the adjustment seat 230. According to the adjustment direction, multiple guide holes 120 are roughly radiated around the main axis 410. As for each transmission member itself, it can be a transmission pin fixed upright on the adjustment seat 230 or the track 240, and the shape is not strictly limited.

[0067] In one embodiment, the linkage assembly includes a synchronization plate 420 and a linkage plate 430. The synchronization plate 420 is fixed to the bottom of the main shaft 410 and is located above the base plate 100. A coupling hole 422 is provided in the middle of the synchronization plate 420. The bottom of the main shaft 410 is fixedly inserted into the coupling hole 422. The bottom of the main shaft 410 can also be further extended downward to pass through the synchronization plate 420, and the protruding part is rotatably mounted to the base plate 100.

[0068] The synchronizing plate 420 has two linear synchronizing holes 421 defined therein, each extending obliquely across the radial direction of the main shaft 410. Two interlocking plates 430 are provided, positioned on opposite radial sides of the main shaft 410, with the synchronizing plates 420 stacked on top of the two interlocking plates 430. A third transmission member 431 is secured to each interlocking plate 430. This third transmission member 431 can be a transmission pin or other method vertically fixed to the interlocking plate 430. The third transmission member 431 extends into the corresponding synchronizing hole 421.

[0069] The synchronizing plate 420 rotates with the main shaft 410, driving the interlocking plates 430 via the synchronizing hole 421 and the third transmission member 431. To limit the direction of movement of the interlocking plates 430, each interlocking plate 430 is provided with a strip-shaped guide hole 433. A guide member (not shown, such as a guide pin) is fixed to the base plate 100 and extends into the guide hole 433. As can be seen in the figure, all guide holes 433 extend in the same direction, for example, in the front-to-back direction. This allows the two interlocking plates 430 to move synchronously in opposite directions, moving toward or away from the main shaft 410.

[0070] In order to drive each adjustment seat 230 , each linkage plate 430 is provided with a plurality of driving holes 432 , and the first transmission member 231 and the second transmission member 241 extend into the corresponding driving holes 432 .

[0071] Since the movement directions of the folding knife device 300 and the interlocking plate 430 may not be consistent during adjustment, Figure 8 In the embodiment, when the movement direction is consistent with the linkage plate 430, a track 240 is fixed on the corresponding adjustment seat 230, and a second transmission member 241 is fixed on the track 240. The second transmission member 241 is fixed to the driving hole 432 where it is located, that is, it is fixed and directly follows the linkage plate 430.

[0072] Figure 10 , Figure 11 In the embodiment, when the folding knife device 300 and the linkage plate 430 move in different directions, the drive hole 432 is a strip-shaped hole that is obliquely intersecting with the corresponding guide hole 120. The first transmission member 231 is fixed to the adjustment seat 230 and its top portion is movable to extend into the drive hole 432, or the second transmission member 241 is fixed to the track 240 and its top portion is movable to extend into the drive hole 432 to release the component of force in the unintended direction, ensuring smooth movement of the adjustment seat 230 along the guide hole 120. The transmission members of each of the above embodiments can be respectively provided with bearings and cooperate with the guide hole 120, the synchronization hole 421, or the drive hole 432 through the corresponding bearings to reduce resistance during movement and reduce component wear.

[0073] See also Figures 8 to 11 , multiple sets of folding knife devices 300 correspond to positions such as the bottom of the bag or the bag mouth, etc., the driving mechanism 320 can use a cylinder, and the folding knife 310 is linked to the piston rod of the cylinder. Relative to the base plate 100, the folding knife 310 has an initial position and a working position after movement. The working direction of the folding knife 310 is also determined based on this. When cooperating with the bag-shaped plate, the folding knife 310 is relatively far away from the bag-shaped plate in the initial position and relatively close to the bag-shaped plate in the working position, squeezing and folding the bag-shaped cloth. The driving mechanism 320 correspondingly drives the folding knife 310 to switch between the initial position and the working position. In the driving mechanism 320, the cylinder body of the cylinder is directly or indirectly fixed to the adjustment seat 230. In this embodiment, a first support 330 is fixed on the adjustment seat 230 in an integral or separate manner. The first support 330 extends to the top side of the substrate through the outer side of the substrate 100. The cylinder body of the cylinder is fixedly connected to the first support 330 and is located on the top side of the substrate. The piston rod 321 of the cylinder is connected to the second support 340. The folding knife 310 is located on the bottom side of the substrate and is detachably connected to the second support 340 through the knife seat assembly 360. The relative position of the folding knife 310 with the second support 340 can also be adjusted through the knife seat assembly 360. Each folding knife 310 can be adjusted independently as needed.

[0074] In one embodiment, the folding knife 310 can be detachably arranged by a locking cylinder 350 to facilitate quick assembly. For example, the folding knife 310 is connected to the second support 340 through a knife seat assembly 360, wherein the second support 340 is fixed with a coupling seat 341, and the locking cylinder 350 is installed on the coupling seat 341. The coupling seat 341 is provided with a coupling port, and at least a portion of the knife seat assembly 360 is movably inserted and pulled out of the coupling port and is positioned and quickly disassembled and assembled by the locking cylinder 350.

[0075] In one embodiment, the knife holder assembly 360 specifically includes a locking block 361 inserted into the joint, and an adjustment frame connected to the locking block 361. The folding knife 310 is fixedly mounted on the adjustment frame. The cylinder is located above the base plate 100, and the folding knife 310 is gradually lowered through the second support 340 and the knife holder assembly 360 to be located below the base plate 100.

[0076] The adjustment frame has a first hole 363, and a partial area of ​​the bottom of the locking block 361 is exposed at the bottom of the joint. This area is provided with a hole corresponding to the position of the first hole 363 or a plurality of positioning holes arranged at intervals, and the adjustment frame is fixed to the bottom of the locking block 361 by a fastener (not shown in the figure), so that the folding knife 310 can be adjusted step by step or continuously along the first direction, that is, the working direction of the folding knife 310, relative to the second support 340.

[0077] The adjustment frame includes a first adjustment frame 362 and a second adjustment frame 365 which are adjustable in the second direction, i.e., the height direction. The first adjustment frame 362 is fixed to the bottom of the locking block 361, and the first hole 363 is opened in the first adjustment frame 362. The first adjustment frame 362 has a downwardly extending bending portion, and the bending portion is also provided with a second hole 364 extending in the height direction. The second adjustment frame 365 has a horizontally extending portion for fixing the folding knife 310, and also has an upwardly extending bending portion and is in contact with the portion where the second hole 364 is located. The first adjustment frame 362 and the second adjustment frame 365 are then fixed by fasteners (not shown in the figure), and the relative height of the two can be changed, so that the folding knife 310 as a whole is adjustable in height relative to the base plate 100. Adjacent folding knives 310 can be flush with each other in height (edges are adjacent to each other) or staggered and overlapped with each other (edges can be staggered) through height adjustment according to shape and size requirements.

[0078] The second adjustment bracket 365 further includes a third hole 366 extending in a third direction. The folding knife 310 is mounted to the second adjustment bracket 365 via a fastener (not shown) extending through the third hole 366, allowing the folding knife 310 to be adjusted in the third direction. Because the first, second, and third directions are perpendicular to each other, the folding knife 310 can be positioned three-dimensionally relative to the base plate or second support 340, further accommodating personalized adjustments.

[0079] Based on the above, an embodiment of the present application further provides a pocket patching machine with the adjustable folding knife quick adjustment mechanism of each embodiment above. The structure of other parts of the pocket patching machine can be implemented in combination with existing technologies.

[0080] The multiple folding knives in the folding knife quick adjustment mechanism of the present invention can change their relative positions synchronously and linkedly, thereby improving the switching efficiency of the folding knives for different bag sizes. Different bag sizes can share a set of folding knives, further reducing costs.

[0081] The technical features of the above-described embodiments may be combined in any manner. To simplify the description, not all possible combinations of the technical features in the above-described embodiments are described. However, as long as no contradiction exists between these combinations of technical features, they should be considered to be within the scope of this specification. When technical features in different embodiments are embodied in the same drawing, it can be deemed that the drawing also discloses examples of combinations of the various embodiments involved.

[0082] The above-described embodiments merely represent several implementation methods of the present application. While the descriptions are relatively specific and detailed, they should not be construed as limiting the scope of the patent application. It should be noted that a person of ordinary skill in the art may make various modifications and improvements without departing from the spirit of the present application, all of which fall within the scope of protection of the present application. Therefore, the scope of patent protection for the present application shall be determined by the appended claims.

Claims

1. A quick adjustment mechanism for a folding knife of a pocket-sticking machine, characterized in that: include: substrate; A folding knife device, wherein the folding knife device comprises multiple sets and is mounted on the base plate, and each set of the folding knife device comprises a folding knife and a driving mechanism for driving the folding knife; The synchronization mechanism is installed on the base plate to synchronously drive the overall movement of each set of folding knife devices.

2. The quick adjustment mechanism of the folding knife of the pocket sticking machine according to claim 1, characterized in that: The folding knife quick adjustment mechanism also includes: There are multiple adjustment seats, each of which is slidably mounted on the base plate. Each adjustment seat is in transmission connection with the synchronization mechanism, and each folding knife device is mounted on a corresponding adjustment seat. At least two of the adjustment seats have different movement directions to lock positions with each other.

3. The quick adjustment mechanism of the folding knife of the pocket sticking machine according to claim 2, characterized in that: The base plate has a top side and a bottom side opposite to each other, and the adjustment seat is located on the bottom side of the base plate; The folding knife device also includes: The first support is fixed to the adjustment base and extends to the top side of the substrate through the outer side of the substrate. The driving mechanism is installed on the first support and is located on the top side of the substrate.

4. The quick adjustment mechanism of the folding knife of the pocket sticking machine according to claim 2, characterized in that: The synchronization mechanism includes a main shaft, which is manually driven and / or equipped with a power source, and each folding knife device is linked to the main shaft via a corresponding adjustment seat; The main shaft is perpendicular to the base plate, and each set of folding knife devices is arranged around the main shaft.

5. The quick adjustment mechanism of the folding knife of the pocket sticking machine according to claim 4, characterized in that: The synchronization mechanism is generally located on the top side of the substrate. The substrate is provided with a plurality of guide holes. Each adjustment seat is respectively provided with a transmission member. The transmission member extends through the corresponding guide hole to the top side of the substrate and is linked to the main shaft.

6. The quick adjustment mechanism of the folding knife of the pocket sticking machine according to claim 2, characterized in that: The driving mechanism is a cylinder, the cylinder body of which is fixed to the adjustment seat, and the folding knife device further comprises: a second support connected to the piston rod of the cylinder; The knife seat assembly, the folding knife is located on the bottom side of the base plate and is connected to the second support through the knife seat assembly, and the relative position of the folding knife and the second support is also adjusted by the knife seat assembly.

7. The quick adjustment mechanism of the folding knife of the pocket sticking machine according to claim 6, characterized in that: The knife seat assembly is detachably connected to the second support, the folding knife is height-adjustable relative to the base plate, and the folding knives adjacent to each other are flush with each other or staggered and stacked in height.

8. The quick adjustment mechanism of the folding knife of the pocket sticking machine according to claim 7, characterized in that: The folding knife device also includes: A coupling seat is fixed to the second support, and the coupling seat is provided with a coupling opening; A locking cylinder is installed on the coupling seat, and at least a portion of the tool holder assembly extends into the coupling port and is acted upon by the locking cylinder.

9. The quick adjustment mechanism of the folding knife of the pocket sticking machine according to claim 8, characterized in that: The tool holder assembly comprises: A locking block is inserted into and positioned at the joint; An adjustment frame, connected to the locking block in a position adjustable along a first direction, and the folding knife is connected to the adjustment frame in a position adjustable along a second direction and a third direction; The first direction, the second direction and the third direction are perpendicular to each other, one of which is consistent with the working movement direction of the folding knife, and the other direction is the height direction.

10. A pocket sticking machine, characterized in that: A quick-adjusting mechanism for a folding knife of a pocket sticking machine according to any one of claims 1 to 9.

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