CN115139537A

CN115139537A - Full-automatic primary-effect air filter bag manufacturing machine

Info

Publication number: CN115139537A
Application number: CN202210652947.5A
Authority: CN
Inventors: 胡廉
Original assignee: Dongguan Hengyao Ultrasonic Equipment Co ltd
Current assignee: Dongguan Hengyao Ultrasonic Equipment Co ltd
Priority date: 2022-06-08
Filing date: 2022-06-08
Publication date: 2022-10-04

Abstract

The invention discloses a full-automatic primary-effect air filter bag manufacturing machine which comprises a main frame, wherein a raw material conveying assembly is arranged on the right side of the main frame, a placing frame is fixedly arranged on the front side of the main frame, a plurality of ultrasonic electronic boxes are placed in the placing frame, a slitting cutter assembly is fixedly arranged on the right side of the top of the main frame, a melt strip assembly is arranged on the left side of the slitting cutter assembly, and a melt edge welding assembly is arranged on the left side of the melt strip assembly. The scheme fuses ultrasonic technology at the welding position, and the welding head vibrating with ultrasonic ultra-high frequency makes the faying surface of the non-woven fabric containing pp material generate friction heat and instantly melt and joint under moderate pressure, the welding strength can be comparable with that of the body, the welding is firmer, the effect of primarily filtering air can be achieved by adopting a proper workpiece and a reasonable interface design, the inconvenience caused by adopting auxiliary products is avoided, and efficient and clean welding is realized.

Description

Full-automatic primary-effect air filter bag manufacturing machine

Technical Field

The invention relates to the field of primary air filter bag manufacturing, in particular to a full-automatic primary air filter bag manufacturing machine.

Background

The bag-type primary filter is suitable for primary filtration of an air conditioning system and is mainly used for filtering dust particles with the particle size of more than 5 mu m. The primary air filter can be divided into G1, G2, G3 and G4, and the bag type primary filter has the characteristics of low price, light weight, good universality and compact structure. The filter with the efficiency is commonly used for primary filtration of an air conditioner and a ventilation system, and is also suitable for simple air conditioners and ventilation systems which only need primary filtration.

The existing primary filter bag production machine is complex in process and high in manufacturing cost, full-automatic production of the primary filter bag cannot be achieved, comprehensive benefits are low, the edge of the primary filter bag is welded by adopting a common hot-melt welding process, products are easy to weld, the product quality is poor, and the using effect of the products is poor.

Disclosure of Invention

1. Technical problem to be solved

The invention aims to provide a full-automatic primary-effect air filter bag making machine, which integrates an ultrasonic technology at a welding part, and a welding head vibrating at ultrasonic ultrahigh frequency generates friction heat to instantly melt and joint the joint surfaces of multi-surface non-woven fabrics containing pp materials under moderate pressure, the welding strength is comparable to that of a body, the welding is firmer, the effect of primarily filtering air can be achieved by adopting a proper workpiece and a reasonable interface design, the inconvenience caused by adopting an auxiliary product is avoided, and efficient and clean welding is realized.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

A full-automatic primary-effect air filter bag manufacturing machine comprises a main frame, wherein a raw material conveying assembly is arranged on the right side of the main frame, a placing frame is fixedly arranged on the front side of the main frame, a plurality of ultrasonic electronic boxes are placed in the placing frame, a slitting cutter assembly is fixedly arranged on the right side of the top of the main frame, a melt strip assembly is arranged on the left side of the slitting cutter assembly, a melt edge welding assembly is arranged on the left side of the melt strip assembly, a bottom edge welding assembly is arranged on the left side of the melt edge welding assembly, a transverse cutting assembly is arranged on the left side of the bottom edge welding assembly, and a material stacking machine is fixedly arranged on the left side of the transverse cutting assembly;

the slitting cutter assembly comprises a second rack, the second rack is fixedly mounted at the top of a main rack, first air cylinders are fixedly mounted on two sides of the top of the second rack, a mounting frame is fixedly connected to the position of a bottom output shaft of each first air cylinder, a cutter mounting roller is rotatably mounted inside a frame body of the mounting frame, a plurality of circular cutter blades are fixedly mounted on a roller body of the cutter mounting roller, a first driving motor is fixedly mounted on the back surface of the mounting frame, a front output shaft of the first driving motor is fixedly connected to the back surface of the cutter mounting roller, a first conveying roller is rotatably mounted at the bottom end inside the frame body of the second rack, a plurality of cutting grooves are formed in the roller body of the first conveying roller, and the cutting grooves correspond to the circular cutter blades;

the butt fusion subassembly of melting limit includes fourth frame and support, the support sets up the top in the fourth frame, the fourth frame is provided with two sets ofly, the inside fixed mounting of fourth frame has second driving motor, rotate on the support body of fourth frame and install second supersonic generator, second supersonic generator and ultrasonic wave electronic box electric connection, second supersonic generator's top fixedly connected with second drive gear, second drive gear is connected with the transmission of second driving motor, second drive gear's top fixedly connected with ultrasonic steel mould, the inside of support rotates and is connected with the butt fusion roller, fixed mounting has the butt fusion wheel on the roll body of butt fusion roller, the both sides of butt fusion roller are provided with the movable block, the movable block is at the support body internalization of support, the top fixed mounting of support has the third cylinder, the bottom fixed mounting of third cylinder is at the top of movable block, the back fixed connection drive of butt fusion roller is connected with third drive gear.

Further, raw materials conveying component includes first frame, rotate on the support body of first frame and install a plurality of physiosis axles, it has the material to coil on the axis body of physiosis axle to coil, fixed mounting has a plurality of guide rolls on the support body of first frame.

Further, the melt strip assembly comprises a third frame, the top and the bottom of the third frame are fixedly provided with second cylinders, opposite face positions of the second cylinders are fixedly provided with first ultrasonic generators, the first ultrasonic generators move on the third frame, the first ultrasonic generators are electrically connected with an ultrasonic electronic box, end portions of the first ultrasonic generators are fixedly provided with first welding heads, the right side of the third frame is provided with a guide horn frame, a guide gear set is installed on the guide horn frame in a rotating mode, the left side of the guide horn frame is connected with a melt strip tooth die in a rotating mode, the opposite face positions of the first welding heads correspond to the melt strip tooth die, the back face of the guide gear set is connected with a first transmission gear, and the right side of the third frame is provided with second conveying rollers in a rotating mode and located at the top and the bottom of the guide horn frame.

Further, base welding subassembly includes the fifth frame, the top fixed mounting of fifth frame has the fifth cylinder, the fifth cylinder is provided with four groups, the bottom fixedly connected with third supersonic generator of fifth cylinder, third supersonic generator and ultrasonic wave electronic box electric connection, third supersonic generator's bottom fixed mounting has the second bonding tool, the inside bottom of fifth frame and with the corresponding position fixed mounting of second bonding tool have the bar tooth mould.

Further, the crosscut subassembly includes the sixth frame, fixed mounting has the sixth cylinder on the support body of sixth frame, the tip fixedly connected with extension board of sixth cylinder, the plate body left side fixed mounting of extension board has third driving motor, third driving motor is connected with the circle cutter through belt drive, the circle cutter rotates on the extension board, cut groove has been seted up with the corresponding position of circle cutter on the support body of sixth frame.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) The scheme fuses the ultrasonic wave technique at the welded position, and the bonding tool that vibrates with ultrasonic wave super high frequency makes the faying face of the non-woven fabrics that the multiaspect contains the pp material produce frictional heat and melting bonding in the twinkling of an eye under moderate pressure, and welding strength can compare favourably with the body, and the welding is more firm, adopts suitable work piece and reasonable interface design, can reach the effect of primary filtered air to avoid adopting the inconvenience that the auxiliary product brought, realize high-efficient clear butt fusion.

(2) This scheme adopts full automated production facility, has improved production efficiency greatly, and product one shot forming, and the outward appearance uniformity is high, is favorable to promoting the quality of product, and the qualification rate of welding and production increases substantially, utilizes the more rationalized use raw and other materials of automatic equipment simultaneously, has reduced the waste of raw and other materials, has optimized the technology, has simplified artificial operation, has reduced artificial use amount, has reduced the cost of labor, has improved comprehensive benefit.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the slitting cutter assembly of the present invention;

FIG. 3 is an enlarged view of the fuse strip assembly of the present invention;

FIG. 4 is a schematic view of the structure of a material guiding horn frame of the present invention;

FIG. 5 is an enlarged view of the fusion zone of the present invention;

FIG. 6 is an enlarged view of the bottom edge welded assembly of the present invention;

fig. 7 is an enlarged view of the cross-cutting assembly of the present invention.

The reference numbers in the figures illustrate:

1. a main frame; 2. a feedstock delivery assembly; 201. a first frame; 202. an inflatable shaft; 203. material rolls; 204. a guide roller; 3. placing a rack; 4. an ultrasonic electronic box; 5. a slitting cutter assembly; 501. a second frame; 502. a first cylinder; 503. a mounting frame; 504. a cutter mounting roller; 505. a circular cutting blade; 506. a first drive motor; 507. a first conveying roller; 508. grooving; 6. a melt bar assembly; 601. a third frame; 602. a second cylinder; 603. a first ultrasonic generator; 604. a first welding head; 605. a material guiding horn frame; 606. a guide gear set; 607. melting a rack die; 608. a first transmission gear; 609. a second conveying roller; 7. melting the assembly; 701. a fourth frame; 702. a support; 703. a second drive motor; 704. a second ultrasonic generator; 705. a second transmission gear; 706. ultrasonic steel die; 707. a welding roll; 708. a welding wheel; 709. a movable block; 710. a third cylinder; 711. a third transmission gear; 8. welding the assembly at the bottom edge; 801. a fifth frame; 802. a fifth cylinder; 803. a third ultrasonic generator; 804. a second welding head; 808. a strip tooth die; 9. a cross-cutting assembly; 901. a sixth frame; 902. a sixth cylinder; 903. a support plate; 904. a third drive motor; 905. a circular cutter; 906. cutting the groove; 10. and (4) a material stacking machine.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is to be understood that the embodiments described are merely exemplary embodiments, rather than exemplary embodiments, and that all other embodiments may be devised by those skilled in the art without departing from the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", etc. indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, which are merely for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Examples

Please refer to fig. 1-7, a full-automatic primary air filter bag making machine comprises a main frame 1, a raw material conveying assembly 2 is arranged on the right side of the main frame 1, a placing frame 3 is fixedly arranged on the front side of the main frame 1, a plurality of ultrasonic electronic boxes 4 are placed inside the placing frame 3, a slitting cutter assembly 5 is fixedly arranged on the right side of the top of the main frame 1, a melting strip assembly 6 is arranged on the left side of the slitting cutter assembly 5, a melting edge welding assembly 7 is arranged on the left side of the melting strip assembly 6, a bottom edge welding assembly 8 is arranged on the left side of the melting edge welding assembly 7, a transverse cutting assembly 9 is arranged on the left side of the bottom edge welding assembly 8, and a material stacking machine 10 is fixedly arranged on the left side of the transverse cutting assembly 9. Ultrasonic technology is fused at a welding part, a welding head vibrating at ultrasonic ultrahigh frequency generates friction heat to joint the joint surfaces of non-woven fabrics containing pp materials instantly under moderate pressure, the welding strength can be comparable to that of a body, a proper workpiece and a reasonable interface design are adopted, the effect of primarily filtering air can be achieved, inconvenience caused by the adoption of auxiliary products is avoided, efficient and clean welding is achieved, raw materials are conveyed to a raw material coil 203 through a raw material conveying assembly 2, the raw materials are cut and separated through a strip separating cutter assembly 5, the cut raw materials and raw materials which are not cut are welded through a strip melting assembly 6, edges of semi-finished products are welded and conveyed through a strip melting assembly 7, the bottom edges of the semi-finished products are welded and embossed through a bottom edge welding assembly 8, and the semi-finished products are cut through a transverse cutting assembly 9 and then stacked through a stacker 10;

referring to fig. 2, the slitting and cutting assembly 5 includes a second frame 501, the second frame 501 is fixedly mounted on the top of the main frame 1, first cylinders 502 are fixedly mounted on two sides of the top of the second frame 501, an installation frame 503 is fixedly connected to a bottom output shaft of the first cylinder 502, a cutter installation roller 504 is rotatably mounted inside a frame body of the installation frame 503, a plurality of circular cutting blades 505 are fixedly mounted on a roller body of the cutter installation roller 504, a first driving motor 506 is fixedly mounted on a back surface of the installation frame 503, a front output shaft of the first driving motor 506 is fixedly connected to a back surface of the cutter installation roller 504, a first conveying roller 507 is rotatably mounted at a bottom end inside the frame body of the second frame 501, a plurality of cutting grooves 508 are formed on the roller body of the first conveying roller 507, and the cutting grooves 508 correspond to the circular cutting blades 505. The first air cylinder 502 can drive the mounting frame 503 to ascend or descend integrally, and when the mounting frame descends, the mounting roller driven by the first driving motor 506 rotates, so that the circular cutter mounted on the mounting roller and the cutting groove 508 correspondingly rotate to cut the fabric into uniform strips;

referring to fig. 5, the edge melting and welding assembly 7 includes a fourth rack 701 and a support 702, the support 702 is disposed at the top of the fourth rack 701, the fourth rack 701 is provided with two sets, a second driving motor 703 is fixedly mounted inside the fourth rack 701, a second ultrasonic generator 704 is rotatably mounted on a frame body of the fourth rack 701, the second ultrasonic generator 704 is electrically connected to the ultrasonic electronic box 4, a second transmission gear 705 is fixedly connected to the top of the second ultrasonic generator 704, the second transmission gear 705 is in transmission connection with the second driving motor 703, the top of the second transmission gear 705 is fixedly connected to an ultrasonic steel mold 706, the inside of the support 702 is rotatably connected to a welding roller 707, a welding wheel 708 is fixedly mounted on the welding roller 707, movable blocks 709 are disposed on two sides of the welding roller 707, the movable blocks 709 move in the frame body of the support 702, a third air cylinder 710 is fixedly mounted on the top of the support 702, the bottom of the third air cylinder 710 is fixedly mounted on the top of the movable block 709, and a back of the welding roller 707 is fixedly connected to a third transmission gear 711. The process comprises two groups of welding, the ultrasonic welding technology is adopted, the cloth between the welding wheel 708 and the ultrasonic steel die 706 is welded, and the shaping of the shape of the primary-effect air filter bag is realized by matching the rotation of the welding wheel 708. Meanwhile, the second driving motor 703 drives the second ultrasonic generator 704 to rotate, so that the problem of accumulation of cloth can be effectively avoided, and the produced product has no wrinkle.

Referring to fig. 1, the raw material conveying assembly 2 includes a first frame 201, a plurality of air-inflation shafts 202 are rotatably mounted on a frame body of the first frame 201, a material roll 203 is wound on a shaft body of the air-inflation shafts 202, and a plurality of guide rollers 204 are fixedly mounted on the frame body of the first frame 201. The material roll 203 can be more compact by using the air inflation shaft 202, the material roll 203 is driven to rotate, and the cloth is conveyed under the driving of the guide roller 204.

Referring to fig. 3 to 4, the melt bar assembly 6 includes a third frame 601, a second cylinder 602 is fixedly installed at the top and the bottom of the third frame 601, a first ultrasonic generator 603 is fixedly installed at a position opposite to the second cylinder 602, the first ultrasonic generator 603 is movable on the third frame 601, the first ultrasonic generator 603 is electrically connected to the ultrasonic electronic box 4, a first welding head 604 is fixedly installed at an end of the first ultrasonic generator 603, a guide horn frame 605 is disposed at the right side of the third frame 601, a guide gear set 606 is rotatably installed inside the guide horn frame 605, a melt bar tooth mold 607 is rotatably connected to the left side of the guide horn frame 605, positions opposite to the two sets of first welding heads 604 correspond to the melt bar tooth mold 607, a first transmission gear 608 is drivingly connected to the back side of the guide gear set 606, and second conveying rollers 609 are rotatably installed at positions on the right side of the third frame 601 and at the top and the bottom of the guide horn frame 605. The cloth cut into strips rotates 90 degrees through the material guide horn frame 605, the cloth which is not cut into strips is respectively conveyed by the second conveying roller 609, the second air cylinder 602 is utilized to drive the first welding head 604 and the melt strip tooth die 607 to be imprinted, all the cloth is fused and welded with the melt strip tooth die through ultrasonic waves, the tooth form of the melt strip tooth die 607 can be changed, and imprinted product lines can be customized according to the requirements of customers.

Referring to fig. 6, the bottom welding assembly 8 includes a fifth rack 801, a fifth cylinder 802 is fixedly mounted at the top of the fifth rack 801, four sets of the fifth cylinders 802 are provided, a third ultrasonic generator 803 is fixedly connected to the bottom of the fifth cylinder 802, the third ultrasonic generator 803 is electrically connected to the ultrasonic electronic box 4, a second welding head 804 is fixedly mounted at the bottom of the third ultrasonic generator 803, and a strip-shaped tooth mold 808 is fixedly mounted at a position corresponding to the second welding head 804 at the bottom end inside the fifth rack 801. The fifth cylinder 802 is utilized to drive the second welding head 804 to be matched with the strip tooth mold 808 for imprinting, and the ultrasonic wave vibration of the third ultrasonic generator 803 is utilized to enable the second welding head 804 to be in contact with the strip tooth mold 808, so that the joint surface of the cloth generates friction heat and is instantly fused and jointed, the bottom edge lines of the primary air filter bag are printed, and the lines can be customized according to the requirements of customers.

Referring to fig. 7, the transverse cutting assembly 9 includes a sixth frame 901, a sixth cylinder 902 is fixedly mounted on a frame body of the sixth frame 901, a support plate 903 is fixedly connected to an end of the sixth cylinder 902, a third driving motor 904 is fixedly mounted on a left side of a plate body of the support plate 903, the third driving motor 904 is connected to a circular cutter 905 through belt transmission, the circular cutter 905 rotates on the support plate 903, and a cutting groove 906 is formed in a position, corresponding to the circular cutter 905, on the frame body of the sixth frame 901. The circular cutter 905 is driven to rotate by the third driving motor 904, and the circular cutter 905 is driven to move longitudinally by the sixth cylinder 902, so that the circular cutter 905 is matched with the cutting groove 906 to cut out a finished product of the primary air filter bag.

The raw material is conveyed to a raw material coil 203 through a raw material conveying assembly 2, the raw material coil is cut and stripped through a stripping cutter assembly 5, an ultrasonic electronic box 4 and a corresponding ultrasonic welding head are fused in assemblies needing welding procedures, such as a melt strip assembly 6, a melt edge welding assembly 7, a bottom edge welding assembly 8 and the like, the strip cutting raw material and the raw material which is not subjected to strip cutting are welded through the melt strip assembly 6, the edge part of the strip cutting raw material is welded and conveyed through the melt edge welding assembly 7, the bottom edge of a semi-finished product is welded and embossed through the bottom edge welding assembly 8, the semi-finished product is cut through a transverse cutting assembly 9 and then is stacked through a stacker 10, the coil 203 can be more compact through an air expansion shaft 202, the coil 203 is driven to rotate, and the cloth is conveyed under the drive of a guide roller 204; the first cylinder 502 is used for driving the mounting frame 503 to ascend or descend integrally, and when the mounting frame descends, the mounting roller driven by the first driving motor 506 rotates, so that the circular cutter mounted on the mounting roller and the cutting groove 508 correspondingly rotate to cut the cloth into uniform strips; the cloth cut into strips rotates 90 degrees through the material guide horn frame 605, the cloth which is not cut into strips is respectively conveyed by the second conveying roller 609, the second air cylinder 602 is used for driving the first welding head 604 and the melt strip tooth die 607 to be imprinted, all the cloth is fused with the melt strip tooth die through ultrasonic waves, the tooth form of the melt strip tooth die 607 can be changed, and imprinted product lines can be customized according to the requirements of customers; by adopting an ultrasonic welding technology, the cloth between the welding wheel 708 and the ultrasonic steel die 706 is welded, and the shape of the primary air filter bag is formed by matching the rotation of the welding wheel 708; the fifth cylinder 802 is used for driving the second welding head 804 to be matched with the strip tooth mold 808 for imprinting, and after the second welding head 804 is contacted with the strip tooth mold 808 through the waveform vibration of ultrasonic waves of the third ultrasonic generator 803, the joint surface of the cloth generates friction heat and is instantly fused and jointed; the circular cutter 905 is driven to rotate by the third driving motor 904, and the circular cutter 905 is driven to move longitudinally by the sixth cylinder 902, so that the circular cutter 905 is matched with the cutting groove 906 to cut out a finished product of the primary air filter bag.

The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a full-automatic primary effect air filter bag makes machine, includes total frame (1), its characterized in that: the ultrasonic cutting machine is characterized in that a raw material conveying assembly (2) is arranged on the right side of the main rack (1), a placing rack (3) is fixedly mounted on the front side of the main rack (1), a plurality of ultrasonic electronic boxes (4) are placed inside the placing rack (3), a slitting cutter assembly (5) is fixedly mounted on the right side of the top of the main rack (1), a melt bar assembly (6) is arranged on the left side of the slitting cutter assembly (5), a melt bar welding assembly (7) is arranged on the left side of the melt bar assembly (6), a bottom edge welding assembly (8) is arranged on the left side of the melt bar welding assembly (7), a transverse cutting assembly (9) is arranged on the left side of the bottom edge welding assembly (8), and a material stacking machine (10) is fixedly mounted on the left side of the transverse cutting assembly (9);

the slitting cutter assembly (5) comprises a second rack (501), the second rack (501) is fixedly mounted at the top of a main rack (1), first air cylinders (502) are fixedly mounted on two sides of the top of the second rack (501), an installation rack (503) is fixedly connected to the position of a bottom output shaft of each first air cylinder (502), a cutter installation roller (504) is rotatably mounted inside a rack body of the installation rack (503), a plurality of circular cutting blades (505) are fixedly mounted on a roller body of the cutter installation roller (504), a first driving motor (506) is fixedly mounted on the back surface of the installation rack (503), the position of a front output shaft of the first driving motor (506) is fixedly connected to the back surface of the cutter installation roller (504), a first conveying roller (507) is rotatably mounted at the bottom end inside the rack body of the second rack (501), a plurality of cutting grooves (508) are formed in the roller body of the first conveying roller (507), and the cutting grooves (508) correspond to the circular cutting blades (505);

the edge melting and welding assembly (7) comprises a fourth frame (701) and a bracket (702), the brackets (702) are arranged at the top of a fourth machine frame (701), two groups of brackets (701) are arranged on the fourth machine frame (701), a second driving motor (703) is fixedly arranged inside the fourth frame (701), a second ultrasonic generator (704) is rotatably arranged on the frame body of the fourth frame (701), the second ultrasonic generator (704) is electrically connected with the ultrasonic electronic box (4), the top of the second ultrasonic generator (704) is fixedly connected with a second transmission gear (705), the second transmission gear (705) is in transmission connection with a second driving motor (703), the top of the second transmission gear (705) is fixedly connected with an ultrasonic steel die (706), a welding roller (707) is rotatably connected inside the bracket (702), a welding wheel (708) is fixedly arranged on the roller body of the welding roller (707), two sides of the welding roller (707) are provided with movable blocks (709), the movable block (709) moves in the frame body of the bracket (702), the top of the bracket (702) is fixedly provided with a third cylinder (710), the bottom of the third cylinder (710) is fixedly arranged at the top of the movable block (709), and a third transmission gear (711) is fixedly connected with the back surface of the welding roller (707) in a driving way.

2. A full automatic primary air filter bag making machine as claimed in claim 1, wherein: raw materials conveying component (2) include first frame (201), rotate on the support body of first frame (201) and install a plurality of physiosis axles (202), it has material book (203) to coil on the axis body of physiosis axle (202), fixed mounting has a plurality of guide rolls (204) on the support body of first frame (201).

3. A full automatic primary air filter bag making machine as claimed in claim 1, wherein: the melting bar assembly (6) comprises a third rack (601), a second cylinder (602) is fixedly mounted at the top and the bottom of the third rack (601), a first ultrasonic generator (603) is fixedly mounted at the position of the opposite surface of the second cylinder (602), the first ultrasonic generator (603) moves on the third rack (601), the first ultrasonic generator (603) is electrically connected with an ultrasonic electronic box (4), a first welding head (604) is fixedly mounted at the end part of the first ultrasonic generator (603), a guide horn frame (605) is arranged on the right side of the third rack (601), a guide gear set (606) is mounted in the guide horn frame (605) in a rotating manner, a melting bar tooth die (607) is rotatably connected to the left side of the guide horn frame (603), two sets of the position of the opposite surface of the first welding head (604) corresponds to the melting bar tooth die (607), a first transmission gear (608) is connected to the back drive of the guide gear set (606), and a second transmission gear (609) is mounted at the top of the guide horn frame (605) and the conveying roller (609) at the right side of the third rack (601).

4. A full automatic primary air filter bag making machine as claimed in claim 1, wherein: the bottom edge welding assembly (8) comprises a fifth rack (801), a fifth cylinder (802) is fixedly mounted at the top of the fifth rack (801), four groups of the fifth cylinder (802) are arranged, a third ultrasonic generator (803) is fixedly connected to the bottom of the fifth cylinder (802), the third ultrasonic generator (803) is electrically connected with an ultrasonic electronic box (4), a second welding head (804) is fixedly mounted at the bottom of the third ultrasonic generator (803), and a strip tooth die (808) is fixedly mounted at the position, corresponding to the second welding head (804), of the bottom end of the fifth rack (801).

5. A full automatic primary air filter bag making machine as claimed in claim 1, wherein: the transverse cutting assembly (9) comprises a sixth rack (901), a sixth air cylinder (902) is fixedly mounted on a rack body of the sixth rack (901), a support plate (903) is fixedly connected to the end of the sixth air cylinder (902), a third driving motor (904) is fixedly mounted on the left side of a plate body of the support plate (903), the third driving motor (904) is connected with a circular cutter (905) through belt transmission, the circular cutter (905) rotates on the support plate (903), and a cutting groove (906) is formed in a position, corresponding to the circular cutter (905), on the rack body of the sixth rack (901).