Bag folding mechanism of bag opening machine

Abstract

The utility model discloses a bag folding mechanism of a bag opening machine, which comprises a bag folding seat arranged above a working table of the bag opening machine, a fixed plate which is in vertical sliding fit with the bag folding seat and is horizontally distributed, and a cloth folding slotting tool arranged on the fixed plate, a motor is arranged on the bag folding seat, the motor is matched with a lead screw pair to be connected with the fixed plate, and the cloth folding slotting tool is arranged on the fixed plate. The cloth folding slotting tool is composed of a front folding knife body and a rear folding knife body, the bottoms of the front folding knife body and the rear folding knife body are bent, the front folding knife body and the rear folding knife body are both connected with a transverse moving air cylinder, and the transverse moving air cylinder is arranged on the fixing plate. The front folding knife and the rear folding knife are controlled by the motor to directly enter a cut bag opening for transverse cloth folding, a lifting assembly is omitted, four sets of cloth folding slotting tools which form a rectangular outline in the prior art are adjusted into the front folding knife and the rear folding knife, and the overall mechanical structure is simplified.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of bag opening machine accessory structure, especially relates to a bag opening machine's bag folding mechanism. BACKGROUND

[0002] In the clothing processing process, the bag opening machine is indispensable auxiliary processing machinery, is mainly used in forming the pocket at the specific position of clothing, and the conventional method is first separately processing the bag mouth and the bag lip, and then sewing the bag lip to the bag mouth to complete the bag opening. The processing process of the bag mouth needs to cut, fold the bag, position and shape the bag lip, and sew, and the bag folding is that the cut bag mouth is folded inward to form a flange.

[0003] For example, the utility model discloses a kind of bag mouth bag folding mechanism for clothing bag opening processing, including the bag folding seat for suspending above processing station and fixed plate, fixed plate is lifted and disposed on the bag folding seat, four groups of cloth folding knives of rectangular contour are formed in the fixed plate, each cloth folding knife is connected with lifting assembly and horizontal moving assembly, the lifting assembly can drive the cloth folding knife to complete vertical direction lifting movement, the horizontal moving assembly can drive the cloth folding knife to make axial or radial horizontal movement on horizontal plane, to drive bag mouth downward folding.

[0004] In the technical scheme, the lifting of the fixed plate is driven by the cylinder, and each cloth folding knife on the fixed plate is lowered to approach the bag mouth by the cylinder, and then the cloth folding knife is lowered by the lifting assembly until inserted into the bag mouth, the structure of the cylinder drive is adjusted by mechanical wrench, and the debugging and maintenance are more cumbersome, and the structure of the independently arranged lifting assembly increases the accessory cost. SUMMARY

[0005] The utility model aims at providing a kind of bag opening machine's bag folding mechanism, which can simplify mechanical structure and reduce related accessories.

[0006] The above technical purpose of the utility model is realized by the following technical scheme: a kind of bag opening machine's bag folding mechanism, including the bag folding seat for being set above the workbench of bag opening machine, with the fixed plate of bag folding seat vertical sliding cooperation and horizontal distribution and the cloth folding knife of being set on fixed plate, motor is set on the bag folding seat, motor cooperation leads to screw pair and the fixed plate are connected, the cloth folding knife is composed of the front folding knife and rear folding knife of bottom bending, the front folding knife and rear folding knife are connected with horizontal moving cylinder, and horizontal moving cylinder is set on fixed plate.

[0007] As preferred, the front folding knife and the rear folding knife are connected with the lifting cylinder, and are vertically arranged on the horizontal moving cylinder.

[0008] As preferred, the cloth folding knife further comprises a bottom bent left folding knife and a right folding knife, the left folding knife, the right folding knife, the front folding knife and the rear folding knife form a rectangular contour, and the left folding knife and the right folding knife are connected with the horizontal moving cylinder.

[0009] As preferred, the left folding knife, the right folding knife, the front folding knife and the rear folding knife are connected with the lifting cylinder and are arranged in a lifting mode on the horizontal moving cylinder.

[0010] As preferred, the fixing plate is provided with an installation opening formed by inner digging, the cloth folding knives are located in the contour of the installation opening, the cloth folding knives are installed on the fixing plate through the horizontal moving slide rail assembly and the lifting slide rail assembly, the lifting slide rail sliding block assembly is connected with the horizontal moving slide rail assembly, and the horizontal moving slide rail assembly and the lifting cylinder are arranged on the end face of the fixing plate.

[0011] As preferred, the piston rod of the horizontal moving cylinder is connected with a folding knife fixing seat, the folding knife fixing seat is provided with a slot, and the top of the front folding knife and the rear folding knife is arranged in the slot and locked by a nut.

[0012] As preferred, the folding knife fixing seat is in a plate shape, and the thickness of the slot is greater than the thickness of the folding knife fixing seat.

[0013] The utility model discloses a cloth folding knife drive mechanism, which comprises a fixing plate, a motor, a front folding knife, a rear folding knife, a horizontal moving cylinder and a lifting cylinder. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a structure schematic view of the embodiment one in the utility model;

[0015] Figure 2 It is a structure schematic view of another angle of the embodiment one in the utility model;

[0016] Figure 3 It is a structure schematic view of the embodiment two in the utility model;

[0017] Figure 4 It is a structure schematic view of the embodiment three in the utility model;

[0018] Figure 5 It is a structure schematic view of the embodiment four in the utility model;

[0019] The figure sign: 1, folding bag seat; 2, fixed plate; 3, motor; 4, front folding knife; 5, rear folding knife; 6, horizontal moving cylinder; 7, lifting cylinder; 8, left folding knife; 9, right folding knife; 10, installation opening; 11, folding knife fixing seat; 12, slot. DETAILED DESCRIPTION

[0020] The following description is only the preferred embodiment of the utility model, the protection scope is not only limited to this embodiment, all technical solutions belonging to the utility model idea should belong to the protection scope of the utility model, and it should be pointed out that for ordinary skilled in the art, a number of improvements and refinements without departing from the principles of the utility model, these improvements and refinements should also be considered as the protection scope of the utility model.

[0021] It should be noted that, in this paper, such as first and second relationship terms are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between the entities or operations.

[0022] The orientation words mentioned in the embodiment, such as "up, down, left, right" and so on, are only used to cooperate with the drawings to enable those skilled in the art to understand the relationship between the features or parts. EMBODIMENT

[0023] As Figures 1 to 2 shown, the bag folding mechanism of the bag opening machine comprises a bag folding seat 1 arranged above the workbench of the bag opening machine, a fixed plate 2 and a cloth folding knife arranged on the fixed plate 2, the fixed plate 2 is vertically slidably connected with the bag folding seat 1 through a vertical sliding rail and a sliding block, the fixed plate 2 is horizontally distributed, a motor 3 is arranged on the bag folding seat 1, the motor 3 is connected with the fixed plate 2 through a screw pair, the motor 3 drives the fixed plate 2 vertically through the screw pair, the cloth folding knife is composed of a front folding knife 4 and a rear folding knife 5 which are bent at the bottom, the front folding knife 4 and the rear folding knife 5 are connected with a horizontal moving air cylinder 6, and the horizontal moving air cylinder 6 is arranged on the fixed plate 2.

[0024] In the embodiment, the cloth folding knife is only composed of the front folding knife 4 and the rear folding knife 5, the driving source adopts the motor combined with the screw pair, the lifting of the cylinder in the prior art is replaced by the lifting control of the motor, the assembly and debugging can be adjusted by the lifting height adjustment parameter of the operation screen, and in use, the front folding knife 4 and the rear folding knife 5 are directly driven to descend and extend into the bag opening area of the garment to be processed by the motor 3 combined with the screw pair, at this time, the front folding knife 4 and the rear folding knife 5 will flip the cut edges downward after cutting, and then the front folding knife 4 and the rear folding knife 5 are driven forward and backward by the horizontal moving air cylinder 6 respectively, so as to flip the cut edges horizontally, thereby achieving the purpose of folding the bag and forming the bag opening. The lifting assembly and the two folding knives in the prior art are omitted, the overall mechanical structure is simplified, and the movement of the equipment is reduced. The needle folding knife arrangement is suitable for the H-shaped cutting mode.

[0025] EMBODIMENT TWO

[0026] Referring to Figure 3The difference between the embodiment and the first embodiment is that the lifting assembly in the prior art is retained, the front folding knife 4 and the rear folding knife 5 are connected with the lifting cylinder 7 and are arranged in a lifting manner on the horizontal moving cylinder 6. The horizontal moving cylinder 6 can drive the front folding knife 4 and the rear folding knife 5 to move horizontally together with the lifting cylinder 7, and the lifting cylinder 7 can only drive the front folding knife 4 and the rear folding knife 5 to lift.

[0027] In use, the front folding knife 4 and the rear folding knife 5 are directly driven by the motor 3 to descend and approach the garment to be processed; the lifting cylinder 7 drives the front folding knife 4 and the rear folding knife 5 to extend into the bag opening area of the garment to be processed, at this time, the descended front folding knife 4 and the rear folding knife 5 will flip the cut edges downward, and finally the horizontal moving cylinder 6 drives the front folding knife 4 and the rear folding knife 5 to move horizontally forward and backward respectively, so as to flip the cut edges horizontally, thereby achieving the purpose of bag folding and forming the bag opening. Embodiment

[0028] Reference Figure 4 The difference between the embodiment and the first embodiment is that the left folding knife 8 and the right folding knife 9 in the prior art are retained, the cloth folding knife further comprises the left folding knife 8 and the right folding knife 9 which are bent at the bottom, that is, the cloth folding knife is composed of the left folding knife 8, the right folding knife 9, the front folding knife 4 and the rear folding knife 5, and the left folding knife 8, the right folding knife 9, the front folding knife 4 and the rear folding knife 5 form a rectangular contour, and the left folding knife 8 and the right folding knife 9 are connected with the horizontal moving cylinder 6.

[0029] The working principle of the embodiment is basically the same as that of the first embodiment. In use, the front folding knife 4, the rear folding knife 5, the left folding knife 8 and the right folding knife 9 are directly driven by the motor 3 to descend and extend into the bag opening area of the garment to be processed, at this time, the descended front folding knife 4, the rear folding knife 5, the left folding knife 8 and the right folding knife 9 will flip the cut edges downward, and then the horizontal moving cylinder 6 drives the front folding knife 4 and the rear folding knife 5 to move horizontally forward and backward respectively, while the left folding knife 8 and the right folding knife 9 move horizontally leftward and rightward respectively, so as to flip the cut edges horizontally, thereby achieving the purpose of bag folding and forming the bag opening. The cloth folding knife arrangement mode is suitable for Y-shaped cutting mode. Embodiment

[0030] Reference Figure 5 The difference between the embodiment and the third embodiment is that the lifting assembly in the prior art is retained, the left folding knife 8, the right folding knife 9, the front folding knife 4 and the rear folding knife 5 are connected with the lifting cylinder 7 and are arranged in a lifting manner on the horizontal moving cylinder 6. In use, the cloth folding knife is directly driven by the motor 3 to descend and approach the garment to be processed; the lifting cylinder 7 drives the cloth folding knife to extend into the bag opening area of the garment to be processed; finally, the horizontal moving cylinder 6 drives the four cloth folding knives to move horizontally, so as to flip the cut edges horizontally, thereby achieving the purpose of bag folding and forming the bag opening.

[0031] Specific, as the optimization of the above embodiment, the fixed plate 2 is excavated by inner digging to set the installation port 10, the cloth folding knife is located in the contour of the installation port 10. The cloth folding knife is installed on the fixed plate 2 through the transverse sliding rail assembly and the lifting sliding rail assembly, the lifting sliding rail sliding block assembly is connected on the transverse sliding rail assembly, the transverse sliding rail assembly and the lifting cylinder 7 are arranged on the upper end surface of the fixed plate 2, the lifting cylinder 7 and the transverse cylinder 6 are exposed on the upper surface of the fixed plate 2, and the operation space and the visual field are increased.

[0032] Specific, the piston rod of the transverse cylinder 6 is connected with the folding knife fixing seat 11, the folding knife fixing seat 11 is provided with the insertion groove 12, the top of the front folding knife 4 and the rear folding knife 5 is arranged in the insertion groove 12 and locked by the nut not shown. The folding knife fixing mode adopts the side fixing screw tightening mode, the whole bag folding mechanism is not rotated, and the mold replacement is convenient.

[0033] Specific, the folding knife fixing seat 11 is plate-shaped, the thickness of the insertion groove 12 is greater than the thickness of the folding knife fixing seat 11 itself, and the installation firmness of the cloth folding knife is ensured.

[0034] The above embodiment is a description of the utility model, not a limitation of the utility model, and any simple transformation of the utility model belongs to the protection range of the utility model.

Claims

1. A bag-folding mechanism for a bag-opening machine, comprising a bag-folding seat (1) disposed above the worktable of the bag-opening machine, a fixed plate (2) that slides vertically with the bag-folding seat (1) and is horizontally distributed, and a fabric-folding insert knife disposed on the fixed plate (2), characterized in that, The folding bag holder (1) is equipped with a motor (3), which is connected to the fixed plate (2) in conjunction with a lead screw pair. The folding insert knife consists of a front folding knife (4) and a rear folding knife (5) with the bottom bent. Both the front folding knife (4) and the rear folding knife (5) are connected to a transverse cylinder (6), which is mounted on the fixed plate (2).

2. The bag-folding mechanism of a bag-opening machine according to claim 1, characterized in that, The front folding blade (4) and the rear folding blade (5) are both connected to the lifting cylinder (7) and are mounted on the transverse cylinder (6) in a lifting manner.

3. The bag-folding mechanism of a bag-opening machine according to claim 1, characterized in that, The fabric folding knife also includes a left folding knife (8) and a right folding knife (9) with the bottom bent. The left folding knife (8), the right folding knife (9), the front folding knife (4) and the rear folding knife (5) form a rectangular outline. The left folding knife (8) and the right folding knife (9) are both connected to the transverse movement cylinder (6).

4. The bag folding mechanism of a bag opening machine according to claim 3, characterized in that: The left folding blade (8), right folding blade (9), front folding blade (4) and rear folding blade (5) are all connected to the lifting cylinder (7) and are mounted on the transverse cylinder (6) in a lifting manner.

5. The bag-folding mechanism of a bag-opening machine according to claim 1 or 2, characterized in that: An installation opening (10) is made inward on the fixing plate (2), and the folding cloth insert is located within the outline of the installation opening (10).

6. A bag-folding mechanism for a bag-opening machine according to any one of claims 1 to 4, characterized in that: The piston rod of the transverse cylinder (6) is connected to the folding knife fixing seat (11). The folding knife fixing seat (11) is provided with a slot (12). The tops of the front folding knife (4) and the rear folding knife (5) are placed in the slot (12) and locked by nuts.

7. The bag-folding mechanism of a bag-opening machine according to claim 6, characterized in that: The folding knife holder (11) is plate-shaped, and the thickness of its slot (12) is greater than the thickness of the folding knife holder (11) itself.

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