CN116237776A

CN116237776A - Net-shaped framework processing equipment for filter cylinder

Info

Publication number: CN116237776A
Application number: CN202310231188.XA
Authority: CN
Inventors: 卢永红; 杨泽林; 孙林锋
Original assignee: Changzhou Jason Intelligent Environment Equipment Co ltd
Current assignee: Changzhou Jason Intelligent Environment Equipment Co ltd
Priority date: 2023-03-06
Filing date: 2023-03-06
Publication date: 2023-06-09

Abstract

The invention relates to a net-shaped framework processing device for a filter cylinder, which comprises an unreeling mechanism, a slitting mechanism, an expanding mechanism and a winding drum mechanism, wherein the unreeling mechanism comprises an unreeling shaft and a plurality of cushion bars which are arranged on the unreeling shaft in an annular mode; the longitudinal cutting mechanism comprises an upper hob and a lower hob which are matched up and down; the expansion mechanism comprises a plurality of groups of expansion press rolls which are matched up and down, and the axial length of the roll surface of the expansion press rolls is gradually lengthened from left to right; the winding drum mechanism comprises an edge-wrapping press roller, and an annular guide net piece arranged on the periphery of the edge-wrapping press roller, and can move in the axial direction of the edge-wrapping press roller when the net is rolled; the upper hob, the lower hob, the expansion press roll and the edge covering press roll are driven to rotate by a driving motor positioned at the rear side of the expansion mechanism. The invention can realize the automatic processing of the filter cylinder framework, not only improves the processing efficiency and reduces the processing cost and the raw material loss, but also can manufacture filter cylinder frameworks with different sizes and specifications according to the requirements, and improves the universality of processing equipment.

Description

Net-shaped framework processing equipment for filter cylinder

Technical Field

The invention belongs to the technical field of filter cartridge frameworks, and particularly relates to a net-shaped framework processing device for a filter cartridge.

Background

With the development of social economy and the improvement of productivity, along with the increase of environmental pollution, the global treatment of environmental pollution is more important, and particularly, the pollution treatment of air is more urgent. Currently, the industry producing air pollution is mainly focused on: tail gas emission in heavy pollution industries such as thermal power generation, garbage incineration power generation, ferrous metallurgy, cement, chemical industry and the like. The most effective method is to physically intercept dust particles for gas mixture filtration, and air filtration in the market is mainly filter cartridge and filter bag dust removal. The filter bag dust collection is gradually replaced by high-efficiency filter cylinder dust collection and filtration due to large site and disposable investment, and the filter cylinder mainly comprises a framework, filter cloth and an end cover. The skeleton for the filter cylinder is mainly formed by punching a fingerprint-resistant plate with a certain thickness, and then is rolled into a cylinder shape, the size of the rolling diameter is fixed, the rolling diameter cannot be adjusted, and the new size is required to be manufactured into a corresponding die every time, so that the cost is high and the time is long. Because of various types and sizes of filter cartridges, most filter cartridges are manually rolled into a cylinder shape by punched holes and diamond-shaped meshes, and then spot welding rust-proof treatment is performed, so that the filter cartridges are labor-and time-consuming, low in efficiency and high in material loss.

Disclosure of Invention

The invention aims to provide a net-shaped framework processing device for a filter cylinder, which aims to solve the problem of low processing efficiency of the filter cylinder framework.

The net-shaped framework processing equipment for the filter cartridge is realized by the following steps:

net-shaped framework processing equipment for filter cylinder sequentially comprises from left to right

The unreeling mechanism comprises an unreeling shaft and a plurality of cushion bars which are installed on the unreeling shaft and are annularly arranged;

the slitting mechanism comprises an upper hob and a lower hob which are matched up and down;

the expansion mechanism comprises a plurality of groups of expansion press rolls which are matched up and down, and the axial length of the roll surface of the expansion press rolls is gradually lengthened from left to right;

the winding drum mechanism comprises an edge-wrapping press roller, an annular guide net piece is arranged on the periphery of the edge-wrapping press roller, and the winding drum mechanism can move in the axial direction of the edge-wrapping press roller when the net is rolled;

the upper hob, the lower hob, the expansion press roller and the bag Bian Yagun are driven to rotate by a driving motor positioned at the rear side of the expansion mechanism.

Further, a plurality of segment-shaped annular blades which are arranged in a staggered manner are arranged on the annular surface of the upper hob, and a plurality of ring-shaped annular blades matched with the segment-shaped annular blades are arranged on the annular surface of the lower hob;

the cutting edge of the segment-shaped annular blade is inclined along the axial direction of the upper hob, the cutting edge of the ring-shaped annular blade is inclined along the axial direction of the lower hob, the inclination direction of the ring-shaped annular blade is opposite to that of the segment-shaped annular blade, and the inclination angle of the ring-shaped annular blade is the same as that of the segment-shaped annular blade.

Further, an outward protruding upper retainer ring is arranged on the outer annular surface of one end of the upper hob, and an outward protruding lower retainer ring is arranged on the outer annular surface of one end of the lower hob, which is away from the upper retainer ring.

Further, the expansion mechanism further comprises an expansion base and an expansion upper seat matched with the expansion base, wherein the expansion press roll comprises a lower expansion press roll arranged in the expansion base and an upper expansion press roll arranged in the expansion upper seat and matched with the lower expansion press roll.

Further, the upper surface of the expansion base is provided with a lower chute matched with the upper check ring, and the lower surface of the expansion upper base is provided with an upper chute matched with the lower check ring;

the right ends of the lower chute and the upper chute incline outwards.

Further, a flattening mechanism is arranged on the right side of the expansion mechanism;

the flattening mechanism comprises at least two groups of flattening rollers matched up and down, an upper guide block and a lower guide block matched up and down are arranged between two adjacent groups of flattening rollers, and a conveying gap is reserved between the upper guide block and the lower guide block;

the flattening roller is in transmission connection with the driving motor.

Further, a bridge plate extending rightwards is arranged on the right side of the flattening mechanism, and chamfering wheels are respectively arranged on the front side and the rear side of the bridge plate;

the annular guide net piece is in the shape of a bolt and surrounds the periphery of the edge wrapping press roller, an edge wrapping plate which extends to the flattening mechanism and is positioned below the bridge plate is arranged at the bottom of the edge wrapping press roller, and two ends of the annular guide net piece are fixed on the edge wrapping plate.

Further, the winding drum mechanism further comprises a baffle plate arranged at the rear side of the edge-wrapping press roller, and a stop lever and a stop block which are arranged at the periphery of the edge-wrapping press roller and the inner end of which abuts against the outer surface of the annular guide net piece are arranged on the baffle plate.

Further, an upper circular cutter which is coaxially arranged with the front end of the edge-wrapping compression roller is arranged at the front end of the edge-wrapping compression roller, a lower circular cutter matched with the upper circular cutter is arranged at the front side below the upper circular cutter, and the lower circular cutter is in transmission connection with the driving motor;

the lower circular cutter is arranged on the cutter rest, one end of the cutter rest is arranged on the hinging seat, and the other end of the cutter rest is connected with a lifting cylinder capable of driving the lower circular cutter to lift.

Further, the winding drum mechanism further comprises a sliding seat, the upper circular cutter and the cutter frame are all installed on the sliding seat, the bottom of the sliding seat is slidably assembled on a sliding rail which is arranged front and back, a translation motor is arranged on the right side of the sliding seat, the output end of the translation motor is connected with a screw rod, and a screw rod nut of the screw rod is connected with the sliding seat.

After the technical scheme is adopted, the invention has the following beneficial effects:

according to the invention, through assembly line operation of feeding, slitting, expanding and winding drums, automatic processing of the filter cylinder framework is realized, so that the processing efficiency is improved, the processing cost and the raw material consumption are reduced, the filter cylinder frameworks with different sizes can be manufactured according to the requirements, and the universality of processing equipment is improved.

Drawings

The invention will be further described with reference to the drawings and examples.

FIG. 1 is a block diagram of a net skeleton processing apparatus for a filter cartridge according to a preferred embodiment of the present invention;

FIG. 2 is a block diagram of the slitting mechanism of the net-like skeleton processing apparatus for filter cartridges in accordance with the preferred embodiment of the present invention;

FIG. 3 is a block diagram of an expanded base of a filter cartridge mesh skeleton processing apparatus according to a preferred embodiment of the present invention

FIG. 4 is a block diagram of an expanded upper seat of a filter cartridge mesh frame processing apparatus according to a preferred embodiment of the present invention;

FIG. 5 is a block diagram of a flattening mechanism of a reticulated framework tooling apparatus for a filter cartridge in accordance with a preferred embodiment of the present invention;

FIG. 6 is a block diagram of a spool mechanism of a net skeleton processing apparatus for filter cartridges in accordance with a preferred embodiment of the present invention;

FIG. 7 is a schematic view showing the transmission of a drum mechanism of a net skeleton processing apparatus for filter cartridges according to a preferred embodiment of the present invention;

FIG. 8 is a left side cross-sectional view of a mesh panel according to a preferred embodiment of the present invention;

FIG. 9 is a cross-sectional view of a preferred embodiment of the present invention of a web framework where two adjacent turns are joined;

in the figure: unreeling mechanism 1, unreeling shaft 11, backing bar 12, unreeling base 13, stay bar 14, slitting mechanism 2, upper hob 21, lower hob 22, segment-shaped annular blade 23, ring-shaped annular blade 24, hob head 25, lifting plate I26, upper retainer ring 27, lower retainer ring 28, lower convex ring 29, upper convex ring 210, expanding mechanism 3, expanding base 31, expanding upper base 32, lower expanding press roller 33, upper expanding press roller 34, expanding groove 35, lower sliding groove 36, upper sliding groove 37, reel mechanism 4, bag Bian Yagun, annular guide web 42, bridge plate 43, chamfering wheel 44, hemming plate 45, baffle 46, stop lever 47, stop block 48, support bar 49, bolt 410, fixing block 411, upper circular cutter 412, lower circular cutter 413, the device comprises a transmission case I414, a rotating sleeve 415, a rotating shaft 416, a universal joint 417, a spline housing 418, a spline shaft 419, a supporting wheel 420, a limit rod 421, a limit stop 422, a cutter frame 423, a hinge seat 424, a lifting cylinder 425, a sliding rail 426, a translation motor 427, a screw rod 428, a rear yoke plate 429, a side yoke plate 430, a front yoke plate 431, a mounting block 432, a fixing plate 433, a connecting rod 434, a driving motor 51, a speed reducer 52, a transmission shaft 53, a secondary transmission shaft 54, a processing base 6, an upper guide plate 61, a lower guide plate 62, a mesh plate 7, a lower flange 71, an upper flange 72, a flattening mechanism 8, a flattening roller 81, an upper guide block 82, a lower guide block 83, a flattening frame 84 and a lifting plate II 85.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of 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, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, based on the embodiments of the invention, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the invention.

Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, based on the embodiments of the invention, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the invention.

As shown in fig. 1 to 9, a net-shaped skeleton processing device for a filter cartridge comprises an unreeling mechanism 1, a longitudinal cutting mechanism 2, an expanding mechanism 3 and a reel mechanism 4 in sequence from left to right, wherein the unreeling mechanism 1 comprises an unreeling shaft 11 and a plurality of cushion bars 12 which are arranged in a ring shape and are arranged on the unreeling shaft 11; the slitting mechanism 2 comprises an upper hob 21 and a lower hob 22 which are matched up and down; the expansion mechanism 3 comprises a plurality of groups of expansion press rolls which are matched up and down, and the axial length of the roll surface of the expansion press rolls is gradually lengthened from left to right; the winding drum mechanism 4 comprises a bag Bian Yagun 41 and an annular net guiding piece 42 arranged on the periphery of the edge-wrapping compression roller 41, and the winding drum mechanism 4 can move in the axial direction of the edge-wrapping compression roller 41 when the net is rolled; the upper hob 21, the lower hob 22, the expansion press roller and the hemming press roller 41 are driven to rotate by a driving motor 51 located at the rear side of the expansion mechanism 3.

The processing apparatus further includes a processing base 6, and the slitting mechanism 2, the expanding mechanism 3, the reel mechanism 4, and the driving motor 51 are mounted on the processing base 6.

Wherein the unreeling mechanism 1 is used for providing raw materials for subsequent processing mechanisms, and in the embodiment, the raw materials adopt fingerprint resistant plates; the longitudinal cutting mechanism is used for cutting a longitudinal cutting seam on the fingerprint resistant plate; the expansion mechanism 3 expands the longitudinally cut fingerprint resistant plate, namely transversely stretches the longitudinally cut fingerprint resistant plate to expand the longitudinally cut seam into diamond holes so as to form a net plate 7 mechanism; the winding mechanism 4 spirally winds the mesh plate 7 to form a cylindrical mesh skeleton.

The output end of the driving motor 51 is connected with a speed reducer 52, and the speed reducer 52 is respectively in transmission connection with the upper hob 21, the lower hob 22 and the expansion press roller in a gear transmission or chain wheel and chain transmission mode.

In order to facilitate the placement of raw materials, the unreeling mechanism 1 further comprises an unreeling base 13, the unreeling shaft 11 is rotatably arranged on the unreeling base 13, a supporting rod 14 which is annularly arranged and is positioned above the cushion rod 12 is arranged on the unreeling shaft 11, and the supporting rod 14 is used for supporting an inner ring of raw materials and avoiding slippage of the raw materials caused in the unreeling process.

Preferably, in order to ensure that the raw material can smoothly enter the slitting mechanism 2, an upper guide plate 61 and a lower guide plate 62 which are matched up and down are mounted on the processing base 6 at the left side of the slitting mechanism 2, and a guide slit for accommodating the raw material to pass through is provided between the upper guide plate 61 and the lower guide plate 62.

In order to form longitudinal kerfs on the raw materials, a plurality of segment-shaped annular blades 23 which are arranged in a staggered mode are arranged on the annular surface of the upper hob 21, and a plurality of ring-shaped annular blades 24 which are matched with the segment-shaped annular blades 23 are arranged on the annular surface of the lower hob 22.

Wherein, the length of the longitudinal kerf is equal to the length of the segment-shaped annular blade 23, and the processing of the longitudinal kerf is realized by the cooperation of the segment-shaped annular blade 23 and the ring-shaped annular blade 24.

Specifically, the hob mechanism further comprises two hob heads 25 which are arranged oppositely, and a lifting plate I26 which can be lifted up and down is arranged in the hob heads 25. Wherein, the hob shaft both ends of lower hob 22 pass through the bearing and install on hob frame 25, and the hob shaft both ends of upper hob 21 pass through the bearing and install on lifter plate I26, are connected with adjusting screw on the lifter plate I26, and adjusting screw passes the roof of hob frame 25, can drive lifter plate I26 and upper hob 21 through adjusting screw and reciprocate to realize the adjustment of interval between upper hob 21 and the lower hob 22.

In order to achieve the cooperation of the segment-shaped annular blade 23 and the ring-shaped annular blade 24, the cutting edge of the segment-shaped annular blade 23 is inclined in the axial direction of the upper hob 21, the cutting edge of the ring-shaped annular blade 24 is inclined in the axial direction of the lower hob 22, and the inclination direction is opposite to that of the segment-shaped annular blade 23, and the inclination angle is the same as that of the segment-shaped annular blade 23.

Preferably, the angle of inclination of the cutting edge of the segmented annular blade 23 is 70 °.

In order to realize connection and matching at opposite edges of the mesh plates 7 at two adjacent ends in the process of winding the winding drum, an outer annular surface at one end of the upper hob 21 is provided with an outwardly protruding upper retainer ring 27, and an outer annular surface at one end of the lower hob 22, which faces away from the upper retainer ring 27, is provided with an outwardly protruding lower retainer ring 28.

Specifically, a lower convex ring 29 matched with the upper retainer ring 27 is arranged on the outer ring surface of the lower hob 22, and when raw materials pass through between the upper hob 21 and the lower hob 22, the lower convex ring 29 and the upper retainer ring 27 can bend the corresponding edge of the raw materials to form a downward flanging 71 with the angle of 90 degrees.

An upper convex ring 210 matched with the lower retainer ring 28 is arranged on the outer ring surface of the upper hob 21, and when raw materials pass through the space between the upper hob 21 and the lower hob 22, the corresponding edges of the raw materials can be bent into upper flanges 72 with the angle of 90 degrees upwards by the matching of the upper convex ring 210 and the lower retainer ring 28.

When the winding drum is used, the connection part between two adjacent circles of mesh plates 7 is the fit of the upper flanging 72 and the lower flanging 71, and the connection stability between the two adjacent circles of mesh plates 7 is ensured by the compression hook of the upper flanging 72 and the lower flanging 71, so that the structural strength of the mesh framework is improved.

In this embodiment, the upper retainer 27 is located at the rear end of the upper hob 21 and the lower retainer 28 is located at the front end of the lower hob 22, so that the stock material forms a lower flange 71 with the rear edge turned down and an upper flange 72 with the front edge turned up.

After the longitudinal slit is cut, the raw material is required to be expanded and stretched to increase its width, so that the longitudinal slit is expanded to form a diamond mesh, and for convenience in installing the expansion press roll, the expansion mechanism 3 further includes an expansion base 31, and an expansion upper seat 32 fitted thereon, the expansion press roll including a lower expansion press roll 33 installed in the expansion base 31, and an upper expansion press roll 34 installed in the expansion upper seat 32 and fitted with the lower expansion press roll 33.

Specifically, two ends of a roller shaft of the lower expansion pressing roller 33 can be installed in the expansion base 31, two ends of a roller shaft of the upper expansion pressing roller 34 are installed in the expansion upper base 32 through bearings, upper and lower corresponding expansion grooves 35 are formed in the upper surface of the expansion base 31 and the lower surface of the expansion upper base 32, raw materials with longitudinal cutting slits pass through the upper expansion pressing roller 34 and the lower expansion pressing roller 33 between the expansion grooves 35, an upper flanging 72 is simultaneously fed into the upper sliding groove 37, and a lower flanging 71 is fed into the lower sliding groove 36, so that the raw materials are expanded and stretched. And the width of the expansion slots 35 is gradually widened from left to right to accommodate the increased width of the mesh panel 7 structure.

In order to ensure the movement of the upper flange 72 and the lower flange 71 during the expansion and stretching process, the upper surface of the expansion base 31 is provided with a lower chute 36 which is matched with the upper retainer ring 27, and the lower surface of the expansion upper base 32 is provided with an upper chute 37 which is matched with the lower retainer ring 28; the right ends of the lower chute 36 and the upper chute 37 are inclined outwardly.

Wherein the lower chute 36 is adapted to receive the lower flange 71 and the upper chute 37 is adapted to receive the upper flange 72 during the stretching of the raw material.

After the expansion and stretching, the raw material forms a net plate 7 structure, the net plate 7 structure needs to be pressed and flattened, then enters the winding drum mechanism 4, and in order to realize the flattening operation of the net plate 7, a flattening mechanism 8 is arranged on the right side of the expansion mechanism 3.

Specifically, the flattening mechanism 8 includes at least two sets of flattening rollers 81 that cooperate up and down, and upper guide blocks 82 and lower guide blocks 83 that cooperate up and down are provided between two adjacent sets of flattening rollers 81, and a conveying gap is left between the upper guide blocks 82 and the lower guide blocks 83.

In the present embodiment, the flattening rollers 81 are provided with two sets, and accordingly, the upper guide block 82 and the lower guide block 83 are provided with one each, and are located between the two sets of flattening rollers 81.

The web 7 passes through the nip between the two guide blocks after being pressed by the first set of flattening rollers 81, and then enters between the second set of flattening rollers 81, and is subjected to a secondary flattening operation.

To power the flattening roller 81, the flattening roller 81 is in driving connection with a drive motor 51.

In the present embodiment, the flattening roller 81 may achieve power transmission between the drive motor 51 and the flattening roller 81 by gear transmission or sprocket chain transmission.

Specifically, the flattening mechanism 8 further includes two flattening frames 84 that are oppositely disposed, and a lifting plate ii 85 that is installed in the flattening frames 84 and can move up and down, wherein two ends of a roller shaft of the flattening roller 81 located at the lower side are installed on the flattening frames 84 through bearings, two ends of a roller shaft of the flattening roller 81 located at the upper side are installed on the lifting plate ii 85 through bearings, an adjusting screw (not shown in the figure) that is in threaded fit with the top of the flattening frames 84 is connected to the upper portion of the lifting plate ii 85, the lifting plate ii 85 and the flattening rollers 81 on the upper layer can be driven to move up and down through the adjusting screw, and adjustment of gaps between the two flattening rollers 81 in the same group is achieved, so as to adapt to flattening operations of the mesh plates 7 with different thicknesses.

After flattening the web 7, it enters the reel mechanism 4, and in order to achieve guiding of the web 7 during this process, avoiding its deflection, the right side of the flattening mechanism 8 is provided with a bridge plate 43 extending to the right, the front and rear sides of the bridge plate 43 being provided with beveling wheels 44, respectively.

When the mesh plate 7 is transferred to the winding drum mechanism 4, in order to enable the mesh plate 7 to be spirally wound into a cylindrical structure, the annular mesh guide plate 42 surrounds the periphery of the edge wrapping press roller 41 in a bolt 410 shape, an edge wrapping plate 45 extending to the flattening mechanism 8 and located below the bridge plate 43 is mounted at the bottom of the edge wrapping press roller 41, and two ends of the annular mesh guide plate 42 are fixed on the edge wrapping plate 45.

Specifically, the left end of the annular mesh guide 42 is located at the rear side and is fixed to the inner edge of the edge covering plate 45, and the right end is located at the front side and is fixed to the right end of the edge covering plate 45. When the net is rolled, the mesh plate 7 continuously moves on the upper surface of the left end of the annular net guide piece 42, and then spirally rotates on the inner wall of the annular net guide piece 42, so that the continuously forward moving and extending spiral net rolling is performed, and a cylindrical structure is formed.

While spiral net rolling, the edge wrapping press roller 41 is matched with the edge wrapping plate 45 below the spiral net rolling press roller, and the lower flanging 71 and the upper flanging 72 which are opposite to the two adjacent circles of net plates 7 are relatively flattened and hooked together, so that stable connection of the two adjacent circles of net plates 7 is realized.

In order to fix the spiral shape of the annular guide mesh 42, the winding drum mechanism 4 further comprises a baffle 46 arranged at the rear side of the edge covering press roller 41, and a stop rod 47 and a stop block 48 which are arranged at the periphery of the edge covering press roller 41 and the inner end of which abuts against the outer surface of the annular guide mesh 42 are arranged on the baffle 46.

In this embodiment, one stopper 48 is disposed above the annular guide mesh 42, two stop rods 47 are disposed above the annular guide mesh 42, and are disposed on two sides of the stopper 48.

The inner diameter of the annular guide net 42 determines the inner diameter of the net frame, and in order to conveniently adjust the outer diameter of the annular guide net 42, the positions of the stop lever 47 and the stop block 48 need to be adjusted, so that the positions of the stop lever 47 and the stop block 48 are adjustable.

Specifically, the stop lever 47 is mounted on a support rod 49 parallel to the axial direction of the wrapping press roller 41, the support rod 49 is perpendicular to the stop lever 47, a threaded hole is formed in the front end of the support rod 49, a bolt 410 capable of being abutted against the stop lever 47 is mounted in the threaded hole, the position of the stop lever 47 can be adjusted by unscrewing the screw, and the position of the stop lever 47 can be fixed by screwing the bolt 410.

Similarly, in order to facilitate adjusting the position of the stop block 48, a screw rod (not shown in the figure) is disposed at the rear side of the baffle 46, the upper end of the stop block 48 is connected to the fixed block 411, the fixed block 411 is connected to a nut on the screw rod, and the nut is driven to move up and down by rotating the screw rod, so that the position of the stop block 48 is adjusted.

In order to realize the cutting of the spiral winding drum, the front end of the edge wrapping compression roller 41 is provided with an upper circular cutter 412 coaxially arranged with the upper circular cutter, the front side below the upper circular cutter 412 is provided with a lower circular cutter 413 matched with the upper circular cutter, and the lower circular cutter 413 is in transmission connection with a driving motor 51.

Specifically, the roller shaft of the upper circular cutter 412 passes through the taping press roller 41, and is disposed coaxially with the taping press roller 41.

When the length of the spiral winding drum reaches the set length of the net framework, the lower circular cutter 413 is matched with the upper circular cutter 412 to cut the spiral winding drum.

A transmission shaft 53 which is positioned at the rear side of the bridge plate 43 and extends to the lower part of the bridge plate 43 is arranged between the flattening mechanism 8 and the winding drum mechanism 4, and the transmission shaft 53 is in transmission connection with the flattening roller 81 of the flattening mechanism 8 and the winding drum mechanism 4 through a chain wheel and a chain, so that indirect transmission between the driving motor 51 and the winding drum mechanism 4 is realized.

The reel mechanism 4 further comprises a transmission box I414 which is positioned at the rear side of the baffle 46 and is fixed on the processing base 6, the transmission box I414 is provided with a rotary sleeve 415 and a rotating shaft 416, the edge wrapping compression roller 41 is connected with the rotary sleeve 415, the baffle 46 is fixedly connected with the transmission box 414, a roller shaft of the upper circular cutter 412 penetrates through the rotary sleeve 415 and is matched with the rotary sleeve through a spline, the front end of the rotating shaft 416 is in transmission connection with the lower circular cutter 413, the rotary sleeve 415 and the rotating shaft 416 are in transmission connection with the driving motor 51 through a chain wheel and chain, and the upper circular cutter 412 and the edge wrapping compression roller 41 can be driven to synchronously rotate through the driving motor 51, and meanwhile, the upper circular cutter 412 can axially move relative to the rotary sleeve 415 and the edge wrapping compression roller 41.

The left side of the transmission case I414 is provided with a secondary transmission shaft 54, the rear ends of the transmission shaft 53 and the secondary transmission shaft 54 are provided with meshed gears so as to realize transmission between the transmission shaft 53 and the secondary transmission shaft 54, and the secondary transmission shaft 54 is respectively connected with a rotary sleeve 415 and a rotary shaft 416 through a chain wheel and a chain, so that the synchronous rotation of the edge-covering compression roller 41, the upper circular cutter 412 and the lower circular cutter 413 is driven.

In order to realize the transmission of the lower circular cutter 413 and the rotating shaft 416, the front end of the rotating shaft 416 extends out of the front side of the transmission case I414 and is connected with a spline housing 418 through a universal joint 417, a spline shaft 419 is matched on the spline housing 418, the front end of the spline shaft 419 is provided with a gear, the gear is meshed with a gear coaxially arranged on the lower circular cutter 413, and the rotation of the lower circular cutter 413 can be realized through the gear transmission by driving the spline housing 418 and the spline shaft 419 through the rotating shaft 416.

Preferably, a supporting wheel 420 is provided below the upper circular cutter 412, and the supporting wheel 420 is in driving connection with a driving shaft 53 through a sprocket chain.

When the length of the spiral winding drum does not reach the set length, the lower circular cutter 413 needs to be avoided, and when the spiral winding drum is cut, the lower circular cutter 413 needs to be matched with the upper circular cutter 412, in order to achieve position adjustment of the lower circular cutter 413, the lower circular cutter 413 is arranged on the cutter frame 423, one end of the cutter frame 423 is arranged on the hinging seat 424, and the other end of the cutter frame 423 is connected with the lifting cylinder 425 capable of driving the lower circular cutter 413 to lift.

In the winding drum process, the piston rod of the lifting cylinder 425 is in a retracted state, the cutting edge of the lower circular cutter 413 is separated from the cutting edge of the upper circular cutter 412, and when the length of the spiral winding drum reaches a set value, the piston rod of the lifting cylinder 425 stretches out to drive the cutter rest 423 and the lower circular cutter 413 to rotate upwards with the hinging seat 424 as the center, so that the lower circular cutter 413 is matched with the cutting edge of the upper circular cutter 412, and the spiral winding drum is cut.

The gear coaxially arranged with the lower circular cutter 413 and the gear meshed with the gear and connected with the spline shaft 419 are both positioned in the cutter frame 423, and the spline shaft 419, the spline sleeve 418, the gear connected with the spline shaft 419 and the gear coaxially arranged with the lower circular cutter 413 synchronously act under the action of the lifting cylinder 425 through the arrangement of the universal joint 417.

When the spiral winding drum is cut to form a complete net-shaped skeleton, the spiral winding drum is cut in the process of the winding drum, so that the upper circular cutter 412 and the lower circular cutter 413 need to move forward synchronously with the advancing speed of the winding drum in the cutting process in order to ensure the smoothness of the end part cutting of the net-shaped skeleton, and in order to achieve the effect, the winding drum mechanism 4 further comprises a sliding seat, the upper circular cutter 412 and the cutter frame 423 are all installed on the sliding seat, the bottom of the sliding seat is slidingly assembled on a sliding rail 426 which is arranged front and back, a translation motor 427 is arranged on the right side of the sliding seat, the output end of the translation motor 427 is connected with a screw rod 428, and a screw nut of the screw rod 428 is connected with the sliding seat.

The cutter frames 423 of the upper circular cutter 412 and the lower circular cutter 413 are both mounted on a slide, specifically, the slide includes a back yoke plate 429, a side yoke plate 430 connected to the back yoke plate 429, and a front yoke plate 431 connected to the side yoke plate 430, the hemming press roller 41 is coaxially disposed with the upper circular cutter 412, and a roller shaft of the upper circular cutter 412 passes through the hemming press roller 41 and the rotating sleeve 415 and is mounted on a mounting block 432 through a bearing, the mounting block 432 is fixed on the back yoke plate 429, the cutter frames 423 and the hinge seat 424 are both mounted on the front yoke plate 431, and a lifting cylinder 425 is mounted on a right side of the front yoke plate 431 and a fixed plate 433 connected thereto, and sliders matched with the slide rails 426 are respectively mounted on two ends of the front yoke plate 431, a rear end of the side yoke plate 430, and a left end of the back yoke plate 429 to realize movement of the whole slide on the slide rails 426.

The screw rod 428 nut is connected with the rear connecting plate 429 through the connecting rod 434, and the screw rod 428 is driven to rotate through the rotation of the translation motor 427, so that the screw rod 428 nut is utilized to drive the sliding seat to translate in the front-rear direction.

In the transmission structure of the edge-covering press roller 41, the rotating sleeve 415 is connected with the edge-covering press roller 41 and is in spline fit with the roller shaft of the upper circular cutter 412, so that the upper circular cutter 412 can be driven to rotate while the edge-covering press roller 41 is driven to rotate, and the upper circular cutter 412 can move in the axial direction through the mounting block 432 on the sliding seat; in the same transmission structure of the lower circular cutter 413, the spline housing 418 and the spline shaft 419 are matched, so that the lower circular cutter 413 can be driven to rotate, and meanwhile, the spline shaft 419 can axially move relative to the spline housing 418.

The right side of lifting cylinder 425 is provided with gag lever post 421, and the gag lever post passes through the support to be fixed on preceding yoke plate 431, and the front end of gag lever post 421 is provided with limit stop 422 for to the restriction of netted skeleton axial length, when the length of spiral reel reached the settlement length, its front end can support in limit stop 422 department, can cut the spiral reel this moment to form complete netted skeleton.

When the net framework is manufactured, raw materials are sent into the slitting mechanism 2 through the unreeling mechanism 1, longitudinal slits are cut on the raw materials through the cooperation of the upper hob 21 and the lower hob 22, then the raw materials with the longitudinal slits enter the expanding mechanism 3 to be transversely expanded and stretched, the longitudinal slits are stretched into diamond meshes, so that the net plate 7 is formed, the net plate 7 is sent into the winding drum mechanism 4 after being flattened through the flattening mechanism 8, the winding drum mechanism 4 carries out spiral winding on the net plate, the upper flanging 72 and the lower flanging 71 at the joint of two adjacent circles are flattened and hooked in the mechanism, and after the axial length of the spiral winding drum reaches a set value, the net framework structure can be formed by cutting the net plate. The whole process has high automation degree, simple and convenient operation, convenient and stable size adjustment, short flow, no loss of raw materials and high production efficiency of single operation.

With the above-described preferred embodiments according to the present invention as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present invention. The technical scope of the present invention is not limited to the description, but must be determined according to the scope of claims.

Claims

1. A net-shaped framework processing device for a filter cylinder is characterized by comprising the following components from left to right in sequence

Unreeling mechanism (1) comprising unreeling shaft (11), and a plurality of cushion bars (12) which are installed on the unreeling shaft (11) and are annularly arranged;

the slitting mechanism (2) comprises an upper hob (21) and a lower hob (22) which are matched up and down;

the expansion mechanism (3) comprises a plurality of groups of expansion press rolls which are matched up and down, and the axial length of the roll surface of each expansion press roll is gradually lengthened from left to right;

a reel mechanism (4) including a pack Bian Yagun (41) and an annular net guide sheet (42) provided on the periphery of the pack Bian Yagun (41), the reel mechanism (4) being movable in the axial direction of the pack Bian Yagun (41) when rolling up the net;

the upper hob (21), the lower hob (22), the expansion press roller and the bag Bian Yagun (41) are driven to rotate by a driving motor (51) positioned at the rear side of the expansion mechanism (3).

2. The net-shaped skeleton processing device for filter cartridges according to claim 1, wherein a plurality of segment-shaped annular blades (23) which are arranged in a staggered manner are arranged on the annular surface of the upper hob (21), and a plurality of ring-shaped annular blades (24) which are matched with the segment-shaped annular blades (23) are arranged on the annular surface of the lower hob (22);

the cutting edge of the segment-shaped annular blade (23) is inclined along the axial direction of the upper hob (21), the cutting edge of the ring-shaped annular blade (24) is inclined along the axial direction of the lower hob (22), the inclination direction of the cutting edge is opposite to that of the segment-shaped annular blade (23), and the inclination angle of the cutting edge is the same as that of the segment-shaped annular blade (23).

3. The net-shaped skeleton processing device for filter cartridges according to claim 1, wherein an outer annular surface of one end of the upper hob (21) is provided with an outwardly protruding upper retainer ring (27), and an outer annular surface of one end of the lower hob (22) away from the upper retainer ring (27) is provided with an outwardly protruding lower retainer ring (28).

4. A net-like skeleton processing apparatus for filter cartridges according to claim 3, wherein the expansion mechanism (3) further comprises an expansion base (31) and an expansion upper base (32) fitted thereabove, the expansion upper base including a lower expansion press roller (33) installed in the expansion base (31), and an upper expansion press roller (34) installed in the expansion upper base (32) and fitted with the lower expansion press roller (33).

5. The apparatus for manufacturing a mesh skeleton for a filter cartridge according to claim 4,

the upper surface of the expansion base (31) is provided with a lower chute (36) matched with the upper check ring (27), and the lower surface of the expansion upper base (32) is provided with an upper chute (37) matched with the lower check ring (28);

the right ends of the lower chute (36) and the upper chute (37) are inclined outwards.

6. The net-shaped skeleton processing device for filter cartridges according to claim 1, wherein a flattening mechanism (8) is arranged on the right side of the expanding mechanism (3);

the flattening mechanism (8) comprises at least two groups of flattening rollers (81) which are matched up and down, an upper guide block (82) and a lower guide block (83) which are matched up and down are arranged between two adjacent groups of flattening rollers (81), and a conveying gap is reserved between the upper guide block (82) and the lower guide block (83);

the flattening roller (81) is in transmission connection with the driving motor (51).

7. The net-shaped skeleton processing device for filter cartridges according to claim 6, wherein a bridge plate (43) extending rightward is arranged on the right side of the flattening mechanism (8), and chamfering wheels (44) are respectively arranged on the front side and the rear side of the bridge plate (43);

the annular net guide piece (42) surrounds the periphery of the bag Bian Yagun (41) in a bolt shape, bao Bianban (45) extending to the flattening mechanism (8) and located below the bridge plate (43) is installed at the bottom of the bag Bian Yagun (41), and two ends of the annular net guide piece (42) are fixed on the Bao Bianban (45).

8. The net skeleton processing apparatus for filter cartridge of claim 1, wherein the drum mechanism (4) further comprises a baffle plate (46) provided at a rear side of the bag Bian Yagun (41), and a stopper (48) and a stopper (47) are mounted on the baffle plate (46) so as to be arranged at a periphery of the bag Bian Yagun (41) with an inner end abutting against an outer surface of the endless net sheet (42).

9. The net-shaped skeleton processing device for filter cartridges according to claim 1, wherein an upper circular cutter (412) coaxially arranged with the upper circular cutter (412) is arranged at the front end of the bag Bian Yagun (41), a lower circular cutter (413) matched with the upper circular cutter (412) is arranged at the front side below the upper circular cutter (412), and the lower circular cutter (413) is in transmission connection with the driving motor (51);

the lower circular cutter (413) is arranged on the cutter frame (423), one end of the cutter frame (423) is arranged on the hinging seat (424), and the other end of the cutter frame is connected with a lifting cylinder (425) capable of driving the lower circular cutter (413) to lift.

10. The net-shaped skeleton processing device for filter cartridges according to claim 9, wherein the drum mechanism (4) further comprises a sliding seat, the upper circular cutter (412) and the cutter frame (423) are both installed on the sliding seat, the bottom of the sliding seat is slidingly assembled on a sliding rail (426) which is arranged front and back, a translation motor (427) is arranged on the right side of the sliding seat, an output end of the translation motor (427) is connected with a screw rod (428), and a screw rod (428) nut of the screw rod (428) is connected with the sliding seat.