CN207747481U - a welting machine - Google Patents

Abstract

The utility model belongs to the technical field of filter core processing equipment technique and specifically relates to indicate a welt machine, which comprises a worktable, set up in the filter core device of sending of board and be used for respectively laminating two welt strip devices in the both sides of filter core with the strake, the welt strip device is including being used for carrying out the feeding mechanism of pay-off to the strake, be used for carrying out the rubber coating mechanism of rubber coating to the strake, be used for loading the strake tool of the strake after the rubber coating, set up the mechanism that cuts between rubber coating mechanism and strake tool, be used for driving the upset actuating mechanism of strake tool upset and be used for driving the sideslip actuating mechanism that the strake. The utility model has the advantages of simple structure and reasonable design, realized the pay-off of filter core, the pay-off of strake, the rubber coating of strake and cutting of strake automatically, and carry out the strake of pasting simultaneously to the both sides of filter core through two welt strip devices, improved the efficiency of filter core welt, reduced operating personnel's intensity of labour, high to the welt precision of filter core, guaranteed the quality of filter core.

Description

a welting machine

technical field

The utility model relates to the technical field of filter core processing equipment, in particular to a welting machine.

Background technique

Car air conditioning filters can effectively reduce pollutants entering the car through heating, ventilation and air conditioning systems, and prevent the human body from inhaling harmful pollutants. The air filter includes a paper filter element and edge strips bonded on both sides of the filter element. The edge strips have a certain hardness and are used to fix and maintain the shape of the filter.

Existing methods for pasting side strips on filter paper include: manual pasting and machine pasting; first, the filter paper is placed on the workbench, and after the side strips of the filter paper are pasted by the pasting machine, the position of the filter paper is rotated, and then the side of the filter paper is pasted. The other side is welted to make a filter element. Therefore, it takes a long time, the production efficiency is low, and the position of the filter paper is likely to shift when the filter paper is rotated, making it difficult to ensure the quality of the welt.

Contents of the invention

The technical problem to be solved by the utility model is to provide a welting machine with high degree of automation, good quality and high welting efficiency.

In order to solve the above technical problems, the utility model adopts the following technical solutions:

A welting machine, which includes a machine platform, a filter element sending device arranged on the machine platform, and two welt strip devices respectively used to attach the side strips to both sides of the filter core, and the welt strip devices include The feeding mechanism for feeding the side strips, the gluing mechanism for applying glue to the side strips, the side strip fixture for loading the glued side strips, the gluing mechanism and the side strip fixtures A cutting mechanism, an overturning drive mechanism for driving the side strip jig to turn over, and a traverse drive mechanism for driving the side strip jig to attach the side strip to the filter element.

Further, the feeding mechanism includes a feeding fixed seat installed on the machine table, a main feeding roller rotatably arranged on the feeding fixed seat, a slave feeding roller arranged side by side with the main feeding roller, and a feeding motor for driving the main feeding roller to rotate And a feeding cylinder for driving the slave feeding roller to move closer to or away from the main feeding roller, and a feeding gap is set between the main feeding roller and the slave feeding roller.

Further, the gluing mechanism includes an edge strip assembly installed on the machine table and a glue gun for gluing the edge strip at the discharge end of the edge strip assembly; the edge strip assembly includes a first A side guide plate and a second side guide plate, the first side guide plate and the second side guide plate are provided with gaps, the gap of the first side guide plate and the second side guide plate are formed for passing through Guide groove for side strips.

Further, the side bar jig includes an overturning plate that is drivingly connected to the overturning drive mechanism, a fixed positioning plate mounted on the overturning plate, a movable positioning plate that is movably arranged relative to the fixed positioning plate, and is used to drive the moving positioning plate away from or Close to the positioning cylinder of the fixed positioning plate, a placement groove for placing side strips is formed between the fixed positioning plate and the moving positioning plate.

Further, the turning drive mechanism includes a movable seat slidably connected to the machine table, a rotating shaft rotatably arranged on the movable seat, a swing member installed at one end of the rotating shaft, and a turning drive cylinder for driving the swinging member to swing. The turning plate It is installed on the rotating shaft, and the turning drive cylinder is installed on the movable seat.

Further, the cutting mechanism includes a cutting arm slidably connected to the machine table, a cutting knife rotatably arranged on the cutting arm and a cutting cylinder for driving the cutting arm to move, and the cutting cylinder is installed on the machine tower.

Further, the machine table is equipped with a pressing mechanism for pressing the filter core, the pressing mechanism is arranged between the edge strip fixtures of the two edge strip devices, the pressing mechanism includes a pressing assembly and is used to drive the pressing assembly Lifting pressing cylinder, the pressing cylinder is installed on the machine table; the pressing assembly includes a lifting plate installed at the output end of the pressing cylinder, connecting pieces installed on both sides of the lifting plate, and a pressing plate installed on the connecting piece.

Further, the device for sending filter elements includes a turntable, a plurality of filter element jigs slidably connected to the turntable, a lifting drive mechanism for driving one of the filter element jigs up and down, a rotation drive mechanism for driving the turntable to rotate, and a drive mechanism for making the filter element The side of the filter element fixture is flush with the flush positioning mechanism on the side of the filter element fixture, and the lifting drive mechanism is arranged below the pressing mechanism.

Further, the lifting drive mechanism includes a lifting cylinder installed on the machine platform and a push rod installed at the output end of the lifting cylinder, and the turntable is provided with an avoidance hole for the push rod to pass through.

Further, the edge strip device also includes a discharge mechanism for placing edge strip raw materials, the discharge mechanism includes a discharge frame installed on the machine table, a discharge roller rotatably arranged on the discharge frame And a tensioning assembly for adjusting the tension of the side strips, the tensioning assembly is arranged between the discharging roller and the feeding mechanism; the tensioning assembly includes a tensioning fixed plate installed on the discharging frame, A plurality of tension rods arranged on the tension fixed plate and a tension roller arranged on the tension rods rotate.

Beneficial effects of the utility model: under normal conditions, the edge strip fixture is in a horizontal state, and when in use, the filter element delivery device transports the filter element to the set position, and the two edge strip devices simultaneously perform edge stripping on both sides of the filter element. , when wetting the edge strip specifically, pass the free end of the edge strip through the feeding mechanism, and the feeding mechanism drives the edge strip to move. When the edge strip passes through the gluing mechanism, the gluing mechanism applies glue to the edge strip, and the gluing mechanism intermittently The side strips in the middle are coated with glue, and the side strips coated with glue enter the side strip jig, and when the side strips on the side strip jig reach the set length, the cutting mechanism cuts the side strips so that the glue coated The side strip is disconnected from the side strip raw material, the turning drive mechanism drives the side strip jig to turn over 90°, that is, the side strip jig is driven to be in a vertical state, the side strip jig drives the side strip to turn 90°, and the lateral movement drive mechanism drives The overturned side strip fixture moves close to the filter element on the filter element sending device, and the side strip coated with glue on the side strip fixture is attached to one side of the filter element, thereby realizing the welt of the filter element; The structure is simple and the design is reasonable. It automatically realizes the feeding of the filter element, the feeding of the side strip, the glue coating of the side strip and the cutting of the side strip. The efficiency of the filter element welting is improved, the labor intensity of the operator is reduced, the precision of the welting of the filter element is high, and the quality of the filter element is guaranteed.

Description of drawings

Fig. 1 is a three-dimensional structure schematic diagram of the present utility model.

Fig. 2 is a three-dimensional structural schematic diagram of the filter element delivery device with the concealed flush positioning mechanism of the present invention.

Fig. 3 is a schematic diagram of an exploded structure of the filter element jig of the present invention.

Fig. 4 is a three-dimensional structural schematic diagram of the pressing mechanism, the edge strip jig, the cutting mechanism, the overturning driving mechanism and the lateral movement driving mechanism of the present invention.

Fig. 5 is a three-dimensional structure schematic diagram of another viewing angle of the pressing mechanism, the side strip jig, the cutting mechanism, the flip driving mechanism and the lateral movement driving mechanism of the present invention.

Fig. 6 is a three-dimensional structural schematic diagram of the side strip jig, the turning drive mechanism and the lateral movement drive mechanism of the present invention.

Fig. 7 is a three-dimensional structural schematic diagram of the feeding mechanism and the gluing mechanism of the present invention.

Fig. 8 is a schematic diagram of the three-dimensional structure of the edge guide assembly of the present invention.

Fig. 9 is a schematic diagram of the three-dimensional structure of the discharging mechanism of the present invention.

Explanation of reference signs:

1. Machine platform; 2. Filter element sending device; 21. Turntable; 211. Avoidance hole; 22. Filter element jig;

221, support seat; 222, installation shaft; 223, positioning plate; 224, positioning groove;

23. Lifting drive mechanism; 231. Lifting cylinder; 232. Push rod; 24. Rotation drive mechanism;

25, flush positioning mechanism; 251, flush cylinder; 252, flush plate; 3, welt strip device;

31. Discharging mechanism; 311. Discharging frame; 312. Discharging roller; 313. Tensioning assembly;

3131, tension fixed plate; 3132, tension rod; 3133, tension roller; 32, feeding mechanism;

321, feeding fixed seat; 322, main feeding roller; 323, slave feeding roller; 324, feeding motor;

325. Feeding cylinder; 326. Feeding gap; 33. Gluing mechanism; 331. Edge guide assembly;

3311, the first edge guide plate; 3312, the second edge guide plate; 3313, the gap; 332, the glue gun;

333, guide groove; 34, edge fixture; 341, flip plate; 342, fixed positioning plate;

343, moving positioning plate; 344, positioning cylinder; 345, placement groove; 35, cutting mechanism;

351. Cutting arm; 352. Cutter; 353. Cutting cylinder; 36. Turning drive mechanism;

361. Movable seat; 362. Rotating shaft; 363. Swing piece; 364. Overturn drive cylinder;

37. Traversing drive mechanism; 371. Screw rod; 372. Moving nut; 373. Motor;

6. Pressing mechanism; 61. Pressing component; 611. Lifting plate; 612. Connecting piece; 613. Pressing plate;

62. Press the cylinder.

Detailed ways

In order to facilitate the understanding of those skilled in the art, the utility model will be further described below in conjunction with the embodiments and accompanying drawings, and the contents mentioned in the implementation modes are not limitations of the utility model.

As shown in Figures 1 to 9, a welting machine provided by the utility model includes a machine platform 1, a filter element delivery device 2 arranged on the machine platform 1, and a filter element device 2 for attaching edge strips to both sides of the filter element respectively. Two welt strip devices 3, the welt strip device 3 includes a feeding mechanism 32 for feeding the side strips, a gluing mechanism 33 for gluing the side strips, and a gluing mechanism 33 for loading the gluing The side strip fixture 34 of the side strip, the cutting mechanism 35 arranged between the gluing mechanism 33 and the side strip fixture 34, the turning drive mechanism 36 for driving the side strip fixture 34 to turn over and the side strip fixture for driving Tool 34 attaches the edge strip to the traverse drive mechanism 37 of the filter core.

During the normal state, the edge strip fixture 34 is in a horizontal state. When in use, the filter element delivery device 2 transports the filter element to the set position, and the two edge strip devices 3 perform edge edge strips on both sides of the filter element at the same time, specifically edge edge When stripping, pass the free end of the side strip through the feeding mechanism 32, and the feeding mechanism 32 drives the side strip to move. Glue is applied to the edge strips being conveyed, and the glue-coated edge strips enter the edge strip fixture 34. When the edge strips on the edge strip fixture 34 reach the set length, the cutting mechanism 35 cuts the edge strips. Disconnect the side strips coated with glue from the side strip raw materials, turn over the drive mechanism 36 to drive the side strip fixture 34 to turn over 90°, that is, drive the side strip fixture 34 to be in a vertical state, and the side strip fixture 34 drives the side strip to turn over 90°, the traversing drive mechanism 37 drives the overturned side strip fixture 34 to move close to the filter element on the filter element device 2, and the side strip coated with glue on the side strip fixture 34 is attached to one side of the filter element, thereby The welting of the filter element is realized; the structure of this welting machine is simple and the design is reasonable, and the feeding of the filter element, the feeding of the side strips, the glue coating of the side strips and the cutting of the side strips are realized automatically, and through two welt strips The device 3 performs welting on both sides of the filter element at the same time, which improves the efficiency of the welting of the filter element, reduces the labor intensity of the operator, and ensures the quality of the filter element with high welting precision.

Preferably, two feeding mechanisms 32 are arranged side by side, so as to further improve the efficiency of edge strip feeding.

In this embodiment, the feeding mechanism 32 includes a feeding fixed seat 321 installed on the machine platform 1, a main feeding roller 322 that is rotatably arranged on the feeding fixing seat 321, a slave feeding roller 323 arranged side by side with the main feeding roller 322, and a The feed motor 324 used to drive the main feed roller 322 to rotate and the feed cylinder 325 used to drive the slave feed roller 323 to approach or move away from the master feed roller 322, a feed gap 326 is arranged between the main feed roller 322 and the slave feed roller 323 .

In actual use, the side strip passes through the feeding gap 326, the feeding motor 324 drives the main feeding roller 322 to rotate, and the feeding cylinder 325 drives the slave feeding roller 323 to move downwards close to the main feeding roller 322 until the slave feeding roller 323 is pressed on the surface of the side strip , so that the edge strip is pressed against the main feed roller 322, under the action of the main feed roller 322 and the slave feed roller 323, the feed of the edge strip is realized, and the distance between the slave feed roller 323 and the master feed roller 322 is controlled by the feeding cylinder 325 , it is convenient to adjust the size of the feeding gap 326, and can control the feeding state of the edge strip at the same time. When the feed roller 323 is not pressed on the surface of the edge strip, the edge strip stops feeding; when the feed roller 323 is pressed on the surface of the edge strip , the side strips are fed.

In this embodiment, the gluing mechanism 33 includes an edge guide assembly 331 installed on the machine platform 1 and a glue gun 332 for applying glue to the edge strip at the discharge end of the edge guide assembly 331; The edge guiding strip assembly 331 includes a first edge guiding plate 3311 and a second edge guiding plate 3312, the first edge guiding plate 3311 and the second edge guiding plate 3312 are both provided with gaps 3313, the first edge guiding plate 3311 The notch 3313 and the notch 3313 of the second edge guide plate 3312 form a guide groove 333 for passing through the edge strip; specifically, the glue gun 332 is equipped with glue, and the glue is hot melt glue.

In actual use, the edge strips delivered by the feeding mechanism 32 pass through the guide groove 333 of the edge guide assembly 331, and the glue gun 332 intermittently applies glue to the edge strips at the discharge end of the guide groove 333, wherein the first edge guide plate 3311 and the first edge guide plate 3311 The second side guide plate 3312 guides and positions the side strips, facilitates the movement of the side strips, improves the position accuracy of the side strips, and facilitates the glue gun 332 to apply glue to the side strips.

In this embodiment, the side strip jig 34 includes an overturning plate 341 drivingly connected to the overturning drive mechanism 36, a fixed positioning plate 342 mounted on the overturning plate 341, and a moving positioning plate 343 movable relative to the fixed positioning plate 342. And a positioning cylinder 344 for driving the movable positioning plate 343 to move away from or close to the fixed positioning plate 342 , and a placement slot 345 for placing side strips is formed between the fixed positioning plate 342 and the dynamic positioning plate 343 .

In actual use, the edge strip coated with glue moves to the flip plate 341 and is placed in the placement groove 345, the positioning cylinder 344 drives the moving positioning plate 343 to move close to the fixed positioning plate 342, and the moving positioning plate 343 pushes the edge strip coated with glue to move , so that both sides of the side bar are in contact with the dynamic positioning plate 343 and the fixed positioning plate 342 respectively, and the dynamic positioning plate 343 and the fixed positioning plate 342 clamp and position the side bar, which improves the stability of the side bar and ensures that the side bar Position accuracy, thereby improving the welt quality of the filter element.

In this embodiment, the turning drive mechanism 36 includes a movable seat 361 slidably connected to the machine table 1, a rotating shaft 362 rotatably arranged on the movable seat 361, a swinging member 363 installed at one end of the rotating shaft 362, and a swinging member 363 for driving the swinging member 363. The oscillating overturn driving cylinder 364 , the overturn plate 341 is installed on the rotating shaft 362 , and the overturn driving cylinder 364 is installed on the movable seat 361 .

In actual use, the turning drive cylinder 364 drives the swinging member 363 to swing, the swinging member 363 drives the rotating shaft 362 to rotate, and the rotating shaft 362 drives the turning plate 341 to turn over, so that the turning plate 341 is turned from a horizontal state to a vertical state, which is convenient for bonding the side strips On both sides of the filter element, the efficiency of edge strip bonding is improved.

In this embodiment, the cutting mechanism 35 includes a cutting arm 351 slidably connected to the machine table 1, a cutting knife 352 rotatably arranged on the cutting arm 351, and a cutting cylinder 353 for driving the cutting arm 351 to move. The cutting cylinder 353 is installed on the machine platform 1 .

In actual use, the cutting cylinder 353 drives the cutting arm 351 to move, and the cutting arm 351 drives the cutter 352 to move, and the cutter 352 cuts the edge strips coated with glue. The cutting mechanism 35 has a simple structure and is easy to operate. The work is stable and reliable, which improves the efficiency of edge strip cutting, speeds up the production speed and reduces the production cost.

In this embodiment, the machine table 1 is equipped with a pressing mechanism 6 for pressing the filter element, and the pressing mechanism 6 is arranged between the edge strip fixtures 34 of the two edge strip devices 3, and the pressing mechanism 6 includes The pressing assembly 61 and the pressing cylinder 62 for driving the pressing assembly 61 to lift, the pressing cylinder 62 is installed on the machine table 1; The connecting pieces 612 on both sides of the plate 611 and the pressing plate 613 mounted on the connecting pieces 612 .

In actual use, before the filter element is edged, the pressing mechanism 6 presses the filter element to be edged and positions the filter element to be edged; when pressing specifically, the pressing cylinder 62 drives the lifting plate 611 to descend, and the lifting plate 611 Drive the connecting piece 612 and the pressing plate 613 to descend, so that the pressing plate 613 presses the filter core to be bonded tightly, which ensures the position accuracy of the filter core to be bonded, improves the stability of the filter core to be bonded, and prevents the filter core from being bonded when it is bonded. Displacement is created to prevent affecting the welt quality of the filter element.

In this embodiment, the filter element delivery device 2 includes a turntable 21, a plurality of filter element jigs 22 slidably connected to the turntable 21, an elevating drive mechanism 23 for driving one of the filter element jigs 22 up and down, and a lifting drive mechanism 23 for driving the turntable 21 to rotate. The rotation driving mechanism 24 and the flat positioning mechanism 25 for making the side of the filter element flush with the side of the filter element jig 22, the lifting driving mechanism 23 is arranged below the pressing mechanism 6; specifically, the lifting driving mechanism 23 includes the lifting cylinder 231 installed on the machine platform 1 and the push rod 232 installed on the output end of the lifting cylinder 231. The turntable 21 is provided with an avoidance hole 211 for the push rod 232 to pass through. Each filter element fixture 22 An avoidance hole 211 is provided directly below each; as a preference, eight filter jigs 22 are slidably connected to the turntable 21, and the flush positioning mechanism 25 includes a flush cylinder 251 installed on the machine platform 1 and a mounting The flush plate 252 arranged at the output end of the flush cylinder 251 . Preferably, the rotation driving mechanism 24 is a divider.

During actual use, the filter element to be bonded is placed on the filter element fixture 22, the rotating drive mechanism 24 drives the turntable 21 to rotate, the turntable 21 drives the filter element fixture 22 to rotate, and the filter element fixture 22 drives the filter element to be bonded to rotate. When the side filter element rotates to the set position, the leveling cylinder 251 of the leveling positioning mechanism 25 drives the leveling plate 252 to move down, and the leveling plate 252 makes the side of the filter element to be edged flush with the side of the filter element jig 22 , to ensure that each filter element to be edged is placed on the filter element jig 22 to maintain the same position, and then the leveling cylinder 251 drives the leveling plate 252 to reset, and the filter element to be edged after leveling continues to rotate until the pressing mechanism 6 and When between the lifting drive mechanism 23, the lifting cylinder 231 of the lifting drive mechanism 23 drives the push rod 232 to move up, and the push rod 232 passes through the avoidance hole 211 and pushes the filter element jig 22 to move up to the set position, so that the edge to be welted The filter core moves to the position of welting, at this moment, pressing mechanism 6 presses the filter core to be welted, guarantees the stability of the filter core to be welted on the filter element jig 22, is convenient for welting of filter core, has guaranteed the sticking of filter core edge quality.

In this embodiment, the edge strip device 3 also includes a discharge mechanism 31 for placing the edge strip raw materials. The discharge roller 312 of the material frame 311 and the tension assembly 313 for adjusting the tension of the edge strip, the tension assembly 313 is arranged between the discharge roller 312 and the feeding mechanism 32; the tension assembly 313 includes The tensioning fixed plate 3131 installed on the unwinding frame 311 , the plurality of tensioning rods 3132 installed on the tensioning fixed plate 3131 and the tensioning roller 3133 rotatably arranged on the tensioning rods 3132 .

In actual use, the edge strip material is placed on the discharge roller 312, the free end of the edge strip material is wound around the tension roller 3133 of the tension assembly 313, and passes through the feeding mechanism 32, so that the feeding mechanism 32 can feed the edge strip , wherein, the tensioning assembly 313 can adjust the tightness of the side strips, preventing the feeding mechanism 32 from feeding the side strips because the side strips are too tight or too loose, or even unable to feed the side strips. The tension roller 3133 makes the feeding mechanism 32 feeds the side strips more smoothly, which improves the feeding efficiency of the feeding mechanism 32.

All technical features in this embodiment can be freely combined according to actual needs.

The above-mentioned embodiment is a preferred implementation of the utility model. In addition, the utility model can also be realized in other ways. Any obvious replacement is within the scope of protection of the utility model without departing from the concept of the technical solution. Inside.

Claims (10)

1. a kind of welt fitting machine, including board, it is characterised in that：Further include be set to board send filter element device and be respectively used to by Edge strip fits in two welt strip devices of the both sides of filter core, and the welt strip device includes being sent for carrying out feeding to edge strip Material mechanism, the edge strip jig for loading the edge strip after gluing, is set to gluing at the rubber-coated mechanism for carrying out gluing to edge strip Cutting mechanism between mechanism and edge strip jig, the turnover driving mechanism for driving edge strip jig to overturn and for driving edge strip Edge strip is fitted in the traversing driving device of filter core by jig.

2. a kind of welt fitting machine according to claim 1, it is characterised in that：The feed mechanism includes being installed in sending for board Material fixed seat, be rotatably dispose in feeding fixed seat main feeding roller, be set up in parallel with main feeding roller slave feeding roller, for driving The feeding motor of main feeding roller rotation and for driving the feeding cylinder from feeding roller closer or far from main feeding roller, the master to send Material roller and from being provided with feeding gap between feeding roller.

3. a kind of welt fitting machine according to claim 1, it is characterised in that：The rubber-coated mechanism includes being installed in leading for board Edge strip component and the coating gun that gluing is carried out for the edge strip of the discharge end to guide margin bar assembly；The guide margin bar assembly includes the One leading edge plate and the second leading edge plate, first leading edge plate and the second leading edge plate are both provided with notch, first leading edge plate The notch of notch and the second leading edge plate is formed for the guide groove across edge strip.

4. a kind of welt fitting machine according to claim 1, it is characterised in that：The edge strip jig includes and turnover driving mechanism The returning face plate of drive connection, be installed in returning face plate determine positioning plate, relative to determine positioning plate activity setting dynamic positioning plate and use Positioning plate is moved in driving far from or close to determine the positioning cylinder of positioning plate, it is described to determine formation between positioning plate and dynamic positioning plate and be used for Place the placing groove of edge strip.

5. a kind of welt fitting machine according to claim 4, it is characterised in that：The turnover driving mechanism includes being slidably connected to The sliding seat of board, the shaft for being rotatably dispose in sliding seat, the swing component for being installed in shaft one end and for driving swing component to put Dynamic overturning drives cylinder, the returning face plate to be installed in shaft, and the overturning driving cylinder is installed in sliding seat.

6. a kind of welt fitting machine according to claim 1, it is characterised in that：The cutting mechanism includes being slidably connected to board Cut arm, be rotatably dispose in the cutter for cutting arm and for driving cut arm movement to cut cylinder, it is described to cut cylinder dress Set on board.

7. a kind of welt fitting machine according to claim 1, it is characterised in that：The board be installed with for press filter core by Press mechanism, the pressing mechanism are set between the edge strip jig of two welt strip devices, and the pressing mechanism includes pressing group Part and for drive press component lift by air cylinder, it is described to be installed in board by air cylinder；The press component includes dress Set on by air cylinder output end lifter plate, be installed in the connector of lifter plate both sides and be installed in the pressing plate of connector.

8. a kind of welt fitting machine according to claim 7, it is characterised in that：It is described send filter element device include turntable, sliding connect It is connected to multiple filter core jigs of turntable, the lift drive mechanism for driving one of filter core jig lifting, turns for driving Disk rotation rotating drive mechanism and for make the side of filter core flush in filter core jig side concordant detent mechanism, it is described Lift drive mechanism is set to the lower section of pressing mechanism.

9. a kind of welt fitting machine according to claim 8, it is characterised in that：The lift drive mechanism includes being installed in board Lifting cylinder and be installed in lifting cylinder output end push rod, the turntable is provided with the evacuation for being passed through for push rod Hole.

10. a kind of welt fitting machine according to claim 1, it is characterised in that：The welt strip device further includes for placing The discharge mechanism of edge strip raw material, the discharge mechanism include the cement emptying rack for being installed in board, are rotatably dispose in cement emptying rack Emptying roller and the tension assembly of tensioning for adjusting edge strip, the tension assembly are set between emptying roller and feed mechanism； The tension assembly includes the tensioning fixed plate for being installed in cement emptying rack, is installed in more nutted rods and the rotation of tensioning fixed plate It is set to the idler roller of nutted rod.