CN112109986A

CN112109986A - Cutting mechanism for belt material

Info

Publication number: CN112109986A
Application number: CN202011027268.6A
Authority: CN
Inventors: 刘燊
Original assignee: Foshan Ailide Machinery Co ltd
Current assignee: Foshan Ailide Machinery Co ltd
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2020-12-22

Abstract

The invention discloses a cutting mechanism for a belt material, which comprises: the cutting assembly comprises a cutting tool rest, a cutting passing group, a cutting pressing group, a cutting heating group and a lifting driving group, wherein the cutting passing group, the cutting group and the cutting pressing group are connected to the cutting tool rest in a sliding mode, the cutting passing group is used for passing the strip materials output by the feeding conveying assembly, the cutting group is used for cutting the strip materials, the cutting pressing group is used for pressing the other end of the strip materials when the strip materials are cut, and the cutting heating group is arranged on the cutting pressing group and used for heating the strip materials; the material cutting guide assembly is used for guiding the belt materials when the belt materials enter the material cutting assembly from the material feeding conveying assembly; compared with the prior art, the belt material cutting mechanism has the advantages that the belt guide grooves guide the belt materials when the belt materials enter the cutting assembly from the feeding conveying assembly, the belt materials are guided to pass through the belt guide grooves, the belt clamping of the belt materials at the cutting assembly is reduced, meanwhile, the deviation of a binding belt during conveying at the cutting mechanism is avoided, and the binding quality is improved.

Description

Cutting mechanism for belt material

Technical Field

The invention relates to the technical field of automatic strapping machines, in particular to a cutting mechanism for a belt material.

Background

The automatic strapping machine is a packaging device which is widely applied at present, and the automatic strapping machine utilizes a film to strap and package products through the steps of tensioning, cutting a belt, strapping and the like. In the automatic bundling process, the product needs to be fed into a bundling cavity, and the product is bundled by a film feeding device and a tightening device. After the bundling is completed, the film is cut by a cutter, and both ends of the film are fused together by heating. However, the strap may shift during the process of entering from the feeding end of the cutting mechanism and passing over the heating structure, which may also result in the head and tail ends of the strap being wrapped around the product not overlapping completely, the heating assembly may not completely heat-bond the head and tail ends of the strap together, and the strap may be easily broken after the material mechanism cuts the strap.

Disclosure of Invention

The invention aims to provide a belt material cutting mechanism which is used for solving the technical problem.

A belt material cutting mechanism comprises:

the cutting assembly comprises a cutting knife rest, a cutting passing group, a cutting pressing group, a cutting heating group and a lifting driving group, wherein the cutting passing group, the cutting group and the cutting pressing group are connected to the cutting knife rest in a sliding mode, the cutting passing group is used for passing the strip materials output by the feeding conveying assembly, the cutting group is used for cutting the strip materials, the cutting pressing group is used for pressing the other end of the strip materials when the strip materials are cut, the cutting heating group is arranged on the cutting pressing group and used for heating the strip materials, and the lifting driving group is used for enabling the cutting passing group, the cutting group and the cutting pressing group to slide up and down along the cutting knife rest when the strip materials are cut;

blank guide assembly, it includes the mounting panel, the conduction band support, the conduction band spare, conduction band axle and torsional spring, the blank subassembly is located to the mounting panel, the mounting panel top is located to the conduction band support, the conduction band spare is connected in the conduction band support through conduction band hub rotation, the upper end of conduction band spare is equipped with the conduction band groove, the conduction band groove is used for leading to the strip material when the strip material gets into the blank subassembly by feeding conveyor components, the torsional spring cover is located the conduction band axle and is acted on the conduction band spare and make the conduction band spare be close to the working face of blank subassembly.

According to an embodiment of the invention, the cutting guide assembly further comprises a reset tension spring and an elastic rubber pad, one end of the reset tension spring is connected with the mounting plate, the other end of the reset tension spring is fixed to the equipment when in use, and the elastic rubber pad is connected with the mounting plate and arranged between the equipment and the mounting plate.

According to one embodiment of the invention, the blanking and material passing group comprises a material passing lifting block, a first spring, a first shaft rod and a first shaft wheel, wherein the material passing lifting block is connected to the cutter frame in a sliding mode, a material passing groove is formed in the upper end of the material passing lifting block, one end of the first spring is connected with the material passing lifting block, the other end of the first spring is connected with the cutter frame, the upper end of the first shaft rod is connected to the lower end of the material passing lifting block, and the first shaft wheel is connected to the lower end of the first shaft rod and is in transmission connection with the lifting driving group.

According to one embodiment of the invention, the material cutting group comprises a material cutting knife block, a second spring, a second shaft lever and a second shaft wheel, the material cutting knife block is slidably connected to the material cutting knife rest, a knife head is arranged at the upper end of the material cutting knife block, one end of the second spring is connected with the material cutting knife block, the other end of the second spring is connected with the material cutting knife rest, the upper end of the second shaft lever is connected to the lower end of the material cutting knife block, and the second shaft wheel is connected to the lower end of the second shaft lever and is in transmission connection with the lifting driving group.

According to one embodiment of the invention, the material cutting and pressing group comprises a material cutting and pressing slide block, a third spring, a third shaft rod and a third shaft wheel, wherein the material cutting and pressing slide block is slidably connected to the cutter frame, a pressing block is arranged at the upper end of the material cutting and pressing slide block, one end of the third spring is connected with the material cutting and pressing slide block, the other end of the third spring is connected with the cutter frame, the upper end of the third shaft rod is connected to the lower end of the material cutting and pressing slide block, and the third shaft wheel is connected to the lower end of the third shaft rod and is in transmission connection with the lifting driving group.

According to one embodiment of the invention, the material cutting and heating group comprises a heating hanging piece, an insulating block, a heating piece and a heating tube, wherein the heating hanging piece is arranged on the material cutting and pressing group, the insulating block is arranged on the heating hanging piece, and the heating piece is arranged on the insulating block and connected with the heating tube.

According to an embodiment of the present invention, the lifting driving unit includes a lifting driving motor, a lifting driving shaft, a first cam, a second cam and a third cam, the lifting driving shaft is connected to the driving end of the lifting driving motor, and the first cam, the second cam and the third cam are disposed on the lifting driving shaft and are respectively in transmission connection with the material cutting and passing unit, the material cutting unit and the material cutting and pressing unit.

Compared with the prior art, the cutting mechanism for the belt material has the following advantages:

the cutting mechanism of the belt material is provided with the cutting guide assembly, and the belt guide groove on the belt guide piece of the cutting guide assembly guides the belt material when the belt material enters the cutting assembly from the feeding conveying assembly, so that the belt material is guided to pass through, the belt clamping of the belt material on the cutting assembly is reduced, the deviation of a binding belt during conveying at the cutting mechanism is avoided, and the binding quality is improved.

Drawings

FIG. 1 is a schematic structural view of a cutting mechanism for a belt material according to the present invention;

FIG. 2 is a schematic structural view of the blanking assembly shown in FIG. 1;

FIG. 3 is a schematic view of the lifting drive unit of FIG. 2 with the lifting drive unit removed;

in the figure: 1. the automatic material cutting machine comprises a cutting assembly, 11 cutting knife rests, 12 cutting and passing groups, 121 passing lifting blocks, 1211 passing troughs, 122, a first spring, 123, a first shaft rod, 124, a first arbor wheel, 13 cutting groups, 131 cutting knife blocks, 132, a second spring, 133, a second shaft rod, 1311, a knife head, 134, a second arbor wheel, 14 cutting and pressing groups, 141 cutting and pressing sliders, 1411, pressing blocks, 142, a third spring, 143, a third shaft rod, 144, a third arbor wheel, 15 cutting heating groups, 151, a heating hanger, 152, an insulating block, 153, a heating sheet, 154, a heating pipe, 16 lifting driving groups, 161, a lifting driving motor, 162, a lifting driving shaft, 163, a first cam, 164, a second cam, 165, a third cam, 2, cutting guiding assemblies, 21, 22, a guiding belt bracket, 221, a guiding belt avoiding groove, 23, a guiding belt avoiding groove, 231, a guiding belt groove and a guiding belt groove, 24. Guide belt shaft, 25 torsional springs, 26 reset tension springs, 27 elastic rubber pads and 28 check rings

The implementation and advantages of the functions of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the various embodiments of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the invention. That is, in some embodiments of the invention, such implementation details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

It should be noted that all the directional indicators (such as up, down, left and right, front and back … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the figure), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

For a further understanding of the contents, features and effects of the present invention, the following examples are illustrated in the accompanying drawings and described in the following detailed description:

referring to fig. 1 to 3, fig. 1 is a schematic structural view of a cutting mechanism for a belt material according to the present embodiment; FIG. 2 is a schematic structural view of the blanking assembly shown in FIG. 1; fig. 3 is a schematic structural view of fig. 2 with the lifting driving unit removed in another direction. As shown in the figure, the cutting mechanism of the belt material includes a cutting assembly 1 and a cutting guide assembly 2, the cutting assembly 1 includes a cutting frame 11, a material passing group 12, a material passing group 13, a material pressing group 14, a material heating group 15 and a lifting drive group 16, the material passing group 12, the material cutting group 13 and the material pressing group 14 are slidably connected to the cutting frame 11, the material passing group 12 is used for passing the belt material output by the feeding conveying assembly, the material cutting group 13 is used for cutting the belt material, the material pressing group 14 is used for pressing the end of the belt material when cutting the belt material, the material heating group 15 is arranged on the material pressing group 14 and is used for heating the belt material and thermally bonding the head ends and the tail ends of the two layers of belt material, and the lifting drive group 16 is used for enabling the material passing group 12, the material cutting group 13 and the material pressing group 14 to slide up and down along the cutting frame 11 when cutting the belt material.

Referring to fig. 3, in the present embodiment, as shown in the drawing, the blanking and material passing set 12 includes a material passing lifting block 121, a first spring 122, a first shaft rod 123 and a first shaft wheel 124, the material passing lifting block 121 is slidably connected to the cutter holder 11, a material passing groove 1211 is disposed at an upper end of the material passing lifting block 121, one end of the first spring 122 is connected to the material passing lifting block 121, the other end of the first spring is connected to the cutter holder 11, an upper end of the first shaft rod 123 is connected to a lower end of the material passing lifting block 121, and the first shaft wheel 124 is connected to a lower end of the first shaft rod 123 and is in transmission connection with the lifting driving set 16.

Referring to fig. 3 again, as shown in the figure, the blanking set 13 includes a blanking cutter block 131, a second spring 132, a second shaft 133 and a second shaft 134, the blanking cutter block 131 is slidably connected to the cutter holder 11, a cutter head 1311 is disposed at an upper end of the blanking cutter block 131, one end of the second spring 132 is connected to the blanking cutter block 131, the other end of the second spring 132 is connected to the cutter holder 11, an upper end of the second shaft 133 is connected to a lower end of the blanking cutter block 131, and the second shaft 134 is connected to a lower end of the second shaft 133 and is in transmission connection with the lifting drive set 16.

Referring to fig. 3, as shown in the figure, the material cutting and pressing set 14 includes a material cutting and pressing slider 141, a third spring 142, a third shaft 143, and a third shaft 144, the material cutting and pressing slider 141 is slidably connected to the tool cutting frame 11, a pressing block 1411 is disposed at an upper end of the material cutting and pressing slider 141, and a step (not shown) lower than the pressing block 1411 is formed at one side of the upper end of the material cutting and pressing slider 141, one end of the third spring 142 is connected to the material cutting and pressing slider 141, the other end is connected to the tool cutting frame 11, an upper end of the third shaft 143 is connected to a lower end of the material cutting and pressing slider 141, and the third shaft 144 is connected to a lower end of the third shaft 143 and is in transmission connection with the lifting driving set 16.

Referring to fig. 3, as shown in the figure, the blank heating set 15 includes a heating hanger 151, an insulating block 152, a heating sheet 153 and a heating tube 154, the heating hanger 151 is disposed on a step 1412 at the upper end of the blank pressing slider 141, the insulating block 152 is disposed on the heating hanger 151, and the heating sheet 153 is disposed on the insulating block 152 and connected to the heating tube 154.

Referring to fig. 2 again, as shown in the figure, the lifting driving unit 16 includes a lifting driving motor 161, a lifting driving shaft 162, a first cam 163, a second cam 164 and a third cam 165, the lifting driving shaft 162 is connected to a driving end of the lifting driving motor 161, and the first cam 163, the second cam 164 and the third cam 165 are disposed on the lifting driving shaft 162 and respectively connected to the first shaft wheel 124, the second shaft wheel 134 and the third shaft wheel 144.

Referring to fig. 1, in the present embodiment, as shown in the figure, the cutting guide assembly 2 includes a mounting plate 21, a guide belt bracket 22, a guide belt 23, a guide belt shaft 24 and a torsion spring 25, the guide belt bracket 22 is disposed above the mounting plate 21, an avoiding groove (not shown) is disposed at an upper end of the guide belt bracket 22, the guide belt 23 is rotatably connected to the guide belt bracket 22 through the guide belt shaft 24, a guide belt groove 231 is disposed at an upper end of the guide belt 23, and the torsion spring 25 is sleeved on the guide belt shaft 24 and acts on the guide belt 23 to make the guide belt 23 approach to the acting surface of the cutting assembly 1. When the strip is cut, the cutter block 131 of the cutting group 13 acts on the strip guide 23 to rotate the strip guide 23 and move the strip away from the strip guide groove 231 by the avoiding groove in a direction away from the cutting assembly 1.

Referring to fig. 1, in the present embodiment, as shown in the figure, the blank guide assembly 2 further includes a return tension spring 26 and an elastic rubber pad 27, one end of the return tension spring 26 is connected to the mounting plate 21, the other end of the return tension spring is fixed to the device when in use, and the elastic rubber pad 27 is connected to the mounting plate 21 and disposed between the device and the mounting plate 21. In the process that the guide belt piece 23 rotates, the guide belt piece 23 extrudes the torsion spring 25, so that the torsion spring 25 acts on the guide belt support 22, the guide belt support 22 slightly moves and extrudes the reset tension spring 26, the mounting plate 21 pressurizes the elastic rubber pad 27, and when the blank pressing group 14 is far away from the guide belt piece 23, the reset tension spring 26 drives the guide belt support 22 to reset.

Referring to fig. 1, in the present embodiment, as shown in the drawings, the blanking guide assembly 2 further includes retaining rings 228, and the retaining rings 228 are disposed at two ends of the tape guide shaft 24 for fastening the tape guide shaft 24 to the tape guide support 224.

In the specific application: when the material belt is output by the conveying assembly and enters the material passing groove 1211 of the material passing lifting block 121, and then is conveyed to the material cutting group 13 along the material guiding groove 231 on the material guiding member 23, after the material belt passes through the material cutting group 13, the lifting driving group 16 is started, the lifting driving shaft 162 rotates and drives the first cam 163, the second cam 164 and the third cam 165 arranged on the lifting driving shaft 162 to rotate, the first cam 163, the second cam 164 and the third cam 165 respectively drive the first shaft wheel 124, the second shaft wheel 134 and the third shaft wheel 144 to rotate, so that the material passing lifting block 121, the material cutting knife block 131 and the material cutting and pressing slider 141 rise along the material cutting frame 11, in the process that the material cutting knife block 131 rises, the material cutting knife block 131 upwards presses the material guiding member 23, the material guiding member 23 rotates and moves in the direction far away from the material cutting assembly 1 through the avoiding groove, the material belt leaves the material guiding groove 231, and the material cutting and the material heating group 15 follows the material cutting and pressing slider 141, and presses down on the web to heat bond the head and tail ends of the web to be packaged into a product, and then the web is cut by the cutter 1311.

The present invention is not limited to the above preferred embodiments, and any modification, equivalent replacement or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a mechanism that cuts of area material which characterized in that includes:

the cutting assembly (1) comprises a cutting tool rest (11), a cutting and passing group (12), a cutting group (13), a cutting and pressing group (14), a cutting and heating group (15) and a lifting driving group (16), the blanking and material passing group (12), the blanking group (13) and the blanking and material pressing group (14) are connected with the cutter frame (11) in a sliding way, the blanking and overfeeding group (12) is used for overfeeding the strip material output by the feeding and conveying assembly, the cutting group (13) is used for cutting the belt material, the cutting pressing group (14) is used for pressing the other end of the belt material when the belt material is cut, the cutting heating group (15) is arranged on the cutting pressing group (14), the lifting driving group (16) is used for enabling the blanking and material passing group (12), the blanking group (13) and the blanking and material pressing group (14) to slide up and down along the cutter frame (11) when the strip is cut;

blank guide assembly (2), it includes mounting panel (21), conduction band support (22), conduction band spare (23), conduction band axle (24) and torsional spring (25), conduction band support (22) are located mounting panel (21) top, conduction band spare (23) are passed through conduction band axle (24) rotate connect in conduction band support (22), the upper end of conduction band spare (23) is equipped with conduction band groove (231), conduction band groove (231) are used for getting into the direction of taking the material when blank subassembly (1) by feeding conveyor components (14) at the area material, torsional spring (25) cover is located conduction band axle (24) just act on conduction band spare (23) make conduction band spare (23) to the working face of blank subassembly (1) is close to.

2. The belt material cutting mechanism according to claim 1, wherein the cutting guide assembly (2) further comprises a reset tension spring (26) and an elastic rubber pad (27), one end of the reset tension spring (26) is connected with the mounting plate (21), the other end of the reset tension spring is fixed on the equipment when in use, and the elastic rubber pad (27) is connected with the mounting plate (21) and arranged between the equipment and the mounting plate (21).

3. The cutting mechanism of the belt material according to claim 1, wherein the cut material and material passing group (12) comprises a material passing lifting block (121), a first spring (122), a first shaft rod (123) and a first shaft wheel (124), the material passing lifting block (121) is slidably connected to the cutter frame (11), a material passing groove (1211) is arranged at the upper end of the material passing lifting block (121), one end of the first spring (122) is connected with the material passing lifting block (121), the other end of the first spring is connected with the cutter frame (11), the upper end of the first shaft rod (123) is connected to the lower end of the material passing lifting block (121), and the first shaft wheel (124) is connected to the lower end of the first shaft rod (123) and is in transmission connection with the lifting driving group (16).

4. The cutting mechanism of the belt material according to claim 1, wherein the cutting group (13) comprises a cutting blade block (131), a second spring (132), a second shaft (133) and a second shaft wheel (134), the cutting blade block (131) is slidably connected to the cutting blade frame (11), a blade head (1311) is arranged at the upper end of the cutting blade block (131), one end of the second spring (132) is connected with the cutting blade block (131), the other end of the second spring (132) is connected with the cutting blade frame (11), the upper end of the second shaft rod (133) is connected to the lower end of the cutting blade block (131), and the second shaft wheel (134) is connected to the lower end of the second shaft rod (133) and is in transmission connection with the lifting driving group (16).

5. The cutting mechanism of the belt material according to claim 1, wherein the material cutting and pressing group (14) comprises a material cutting and pressing slider (141), a third spring (142), a third shaft rod (143) and a third shaft wheel (144), the material cutting and pressing slider (141) is slidably connected to the cutter holder (11), a pressing block (1411) is arranged at an upper end of the material cutting and pressing slider (141), one end of the third spring (142) is connected with the material cutting and pressing slider (141), the other end of the third spring is connected with the cutter holder (11), an upper end of the third shaft rod (143) is connected to a lower end of the material cutting and pressing slider (141), and the third shaft wheel (144) is connected to a lower end of the third shaft rod (143) and is in transmission connection with the lifting driving group (16).

6. The belt material cutting mechanism according to claim 1, wherein the cutting heating unit (15) comprises a heating hanger (151), an insulating block (152), a heating sheet (153) and a heating tube (154), the heating hanger (151) is disposed on the cutting pressing unit (14), the insulating block (152) is disposed on the heating hanger (151), and the heating sheet (153) is disposed on the insulating block (152) and connected to the heating tube (154).

7. The cutting mechanism of the belt material according to claim 1, wherein the lifting driving set (16) comprises a lifting driving motor (161), a lifting driving shaft (162), a first cam (163), a second cam (164) and a third cam (165), the lifting driving shaft (162) is connected with a driving end of the lifting driving motor (161), and the first cam (163), the second cam (164) and the third cam (165) are arranged on the lifting driving shaft (162) and are respectively in transmission connection with the material cutting and passing set (12), the material cutting set (13) and the material cutting and pressing set (14).