CN216100484U - Automatic thermal shrinkage capping machine for metal pipe - Google Patents

Abstract

The utility model relates to the technical field of pipe fitting processing equipment, in particular to an automatic heat-shrinkable sleeving machine for metal pipes, which comprises a frame, a conveying device, an aligning device, an inner hole shaping device, an outer diameter shaping device, an end cap sleeving device, an end cap feeding device, an induction heating device and an end cap shaping device, the cap sleeving machine adopts a modular structure, is convenient to adjust according to the product process, has high automation degree of the whole machine, can automatically feed and discharge metal pipes and end caps, can realize multi-machine production by one person, greatly reduce the working intensity of workers, improve the working environment, overcome the defect that the end cap is inclined due to uneven manual force application, can realize the simultaneous capping of the two ends of the metal pipe, improve the working efficiency, the quality of finished products and the aesthetic property of products, meanwhile, the diameter and the length of the metal pipe can be conveniently adjusted, flexible production is realized, the structure of the whole machine is compact, and the production requirement of large-batch metal pipe sleeve caps is met.

Description

Automatic thermal shrinkage capping machine for metal pipe

Technical Field

The utility model relates to the technical field of pipe fitting processing equipment, in particular to an automatic heat-shrinkable cap sleeving machine for a metal pipe.

Background

In order to avoid corrosion inside the metal tube or entering moisture, dust and the like, end caps need to be installed at one end or two ends of the metal tube, but the end caps in common press fitting are easy to fall off.

For example, the common metal-coated plastic garden pipe, after being cut, the steel pipes at the two ends are exposed outside, and are easy to rust and corrode when being used outdoors. In order to avoid this phenomenon, the two ends of the garden pipe are usually provided with end caps, each end cap is provided with a flat cap and a sharp cap, the outer end of the flat cap is a plane, and the outer end of the sharp cap is a conical surface, so that the garden pipe can be conveniently inserted into soil. The metal-coated plastic gardening pipe comprises a light pipe, a straight grain hemp pipe, a rotary grain hemp pipe, a bamboo joint pipe and other gardening pipes.

The manual cap sleeving mode is mostly adopted in the industry, the manual cap sleeving mode needs to manually hold an end cap, a pipe and the cap are placed on a heating device at the same time and are sleeved immediately after being heated, the end cap begins to shrink along with temperature reduction to wrap the pipe, and two ends of the pipe need to be finished in two actions. When the cap is sleeved, the plastic part needs to be heated, the hand can be scalded due to high temperature, smoke and dust can be generated, the body health of workers is influenced, and the environment is polluted. When grabbing the end cap by hand and sleeving in quickly, the end cap can be inclined due to different peripheral resistances, so that the quality of a finished product is unstable.

The metal-coated plastic gardening pipe has a large using amount, and a special treatment device capable of efficiently and stably sleeving the gardening pipe with the cap is urgently needed.

The prior application number of the company is CN202010024979.1, the name of the cap sleeving machine is a full-automatic heat shrinkage cap sleeving machine for metal-coated plastic gardening pipes, the cap sleeving operation is carried out by using special equipment, but two working procedures are needed during the operation, the number of operators is large, and the efficiency is slightly low.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior problems, the utility model provides an automatic heat-shrinkable cap sleeving machine for a metal pipe.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides an automatic thermal shrinkage sleeve cap machine for tubular metal resonator, is including the frame that is used for installing each functional unit, be equipped with the conveyer that is used for the tubular metal resonator to switch between each station in the frame, conveyer is last to be equipped with the locating piece according to station distance equidistant, conveyer's input is equipped with the alignment device who is used for adjusting tubular metal resonator length direction position, conveyer's both sides have at least one side to set gradually:

the inner hole shaping device is used for shaping the inner hole of the pipe orifice of the metal pipe;

the outer diameter shaping device is used for shaping the outer diameter of the pipe orifice of the metal pipe;

the end cap sleeving device is used for sleeving an end cap on the pipe orifice of the metal pipe;

the induction heating device is used for fusing the end cap on the pipe orifice of the metal pipe, is slidably mounted on the rack and is provided with an induction coil matched with the outer diameter of the metal pipe, and a positioning nylon block is fixed in the induction coil;

the end cap shaping device is used for shaping an end cap of the pipe orifice of the metal pipe;

the inner hole reshaping device, the outer diameter reshaping device, the end cap sleeve cap device and the induction heating device are respectively provided with two groups of clamping devices for fixing the metal pipe before processing at each station, and the clamping devices are respectively positioned between the conveying device and the inner hole reshaping device, between the conveying device and the outer diameter reshaping device, between the end cap sleeve cap device and between the conveying device and the induction heating device,

the stop position of the positioning block in the conveying process is respectively aligned with the aligning device, the inner hole shaping device, the outer diameter shaping device, the end cap sleeve cap device, the induction heating device, the end cap shaping device and each group of clamping devices,

the end cap sleeving device is connected with an end cap feeding device and used for conveying end caps for the end cap sleeving device.

The induction heating device and the induction coil are driven by the cylinder to be close to or far away from the orifice of the metal tube, the cylinder pushes the induction coil to be close to the orifice of the metal tube until the nylon block is positioned and abutted against the orifice of the metal tube, and the induction coil instantaneously heats the metal tube. The nylon block is positioned by arranging the positioning nylon block, the influence of the length error of the metal pipe is eliminated, and the heating position is accurate. The induction heating has low energy consumption, short treatment time and stable quality.

Specifically, the cap sleeving machine is provided with an alignment station and at least five functional stations, wherein the five functional stations comprise an inner hole reshaping station, an outer diameter reshaping station, an end cap sleeving station, an induction heating station and an end cap reshaping station which are respectively and correspondingly provided with an inner hole reshaping device, an outer diameter reshaping device, an end cap sleeving device, an induction heating device and an end cap reshaping device, metal tubes in processing are circularly transmitted among the stations through a transmission device, the metal tubes are positioned through a positioning block arranged on the transmission device and are clamped through clamping devices arranged at two ends of each functional station, newly assembled metal tubes are sequentially processed from the input end of the transmission device, the alignment device adjusts the positions of the metal tubes on the positioning block to ensure that the metal tubes are fixed and consistent in the length direction, and then the metal tubes are subjected to inner hole reshaping and outer diameter reshaping to be sleeved with end caps, heating the pipe orifice by the induction heating device to enable the inner wall of the end cap to be adhered to the pipe orifice, shaping by the end cap shaping device, and sending out from the output end of the conveying device after finishing processing.

The conveying device is in intermittent cyclic transmission, the positioning block moves for the distance of one station every time, when the conveying device stops, the two clamping devices on each station synchronously clamp the metal pipe firstly, then each functional device synchronously processes the metal pipe, then the clamping devices synchronously loosen the metal pipe, the conveying device adjusts one station again, the metal pipe to be sleeved with the cap is placed into the positioning block at the input end, the metal pipe in the positioning block at the output end falls off from the positioning block, and the process is repeated.

The inner hole shaping device, the outer diameter shaping device, the end cap sleeve cap device, the induction heating device and the end cap shaping device can be respectively arranged on one side of the conveying device, and the end cap is arranged at one end of the metal tube. Two sets of the conveying devices can be arranged on two sides of the conveying device, and end caps are simultaneously arranged at two ends of the metal pipe. The same functional devices on two sides can be oppositely arranged on the same station, and also can be arranged on different stations in a staggered mode in sequence.

The capping machine is also suitable for metal pipes subjected to surface treatment of plating or plastic spraying, or plastic-coated metal pipes. When the plastic-coated metal pipe is processed, the induction heating device melts the plastic-coated plastic at the end part of the metal pipe, so that the end cap is bonded with the plastic-coated plastic and fixed at the end part of the plastic-coated metal pipe.

The cap sleeving machine can also be provided with a waiting station, a corresponding positioning block is arranged on the conveying device, and the cap sleeving machine comprises an input end and an output end on the conveying device and is used for station waiting, temporary storage of metal tubes or cooling of the metal tubes.

The output end of the cap sleeving machine can also be butted with other automatic equipment such as an automatic labeling machine or an automatic packaging machine, and an automatic production line is formed.

The induction heating device is a prior art process, can be curled into an annular conductor through the high-frequency alternating current flow direction, the induction coil is usually a copper pipe, generates a magnetic beam after being electrified, and places metal in the magnetic beam, the magnetic beam can penetrate through a metal body, eddy current is generated on the surface of the metal, the metal generates heat under the influence of the eddy current, plastic-coated plastic is melted through a high-temperature metal pipe, the side wall of an inner hole of the end cap is heated and can be partially melted, and a metal pipe plastic-coated layer and the side wall of the inner hole of the end cap are fused after cooling, so that the purpose of welding is achieved.

According to another embodiment of the utility model, the aligning device further comprises a positioning baffle plate, a positioning push head and a positioning air cylinder, the positioning baffle plate is arranged at one side of the conveying device, the positioning air cylinder is arranged at the other side of the conveying device, the output end of the positioning air cylinder is connected with the positioning push head,

the inner hole shaping device comprises a shaping cone and an inner shaping cylinder, the inner shaping cylinder is arranged at one side of the conveying device, the output end of the inner shaping cylinder is connected with the shaping cone,

the outer diameter shaping device comprises an outer shaping motor, an outer circle chamfering tool and an outer shaping cylinder, the outer shaping motor is used for driving the outer circle chamfering tool to rotate, the outer shaping motor is slidably mounted on one side of the conveying device, the output end of the outer shaping motor is connected with the outer circle chamfering tool, the outer shaping cylinder is mounted on the rack, the output end of the outer shaping cylinder is connected with the outer shaping motor,

the cap sleeving device for the end cap comprises a cap sleeving box and a cap sleeving cylinder, the cap sleeving box is slidably mounted on one side of the conveying device, the cap sleeving cylinder is fixed on the same side of the conveying device, the cap sleeving box is provided with a cap sleeving cavity for accommodating the end cap, the upper end of the cap sleeving cavity is communicated with an end cap inlet, the cap sleeving box is connected with the output end of the cap sleeving cylinder,

each group of clamping devices comprises an upper clamping block and a lower clamping block and a clamping cylinder, an upper mounting frame and a lower mounting frame are fixedly mounted on two sides of the conveying device, the clamping cylinders are respectively mounted on the upper mounting frame and the lower mounting frame, the clamping blocks are respectively fixed at the output ends of the clamping cylinders, and the upper clamping block and the lower clamping block are aligned with each other,

the end cap shaping device comprises an upper shaping block, a lower shaping block and shaping cylinders, wherein the two shaping cylinders are respectively mounted on the upper mounting frame and the lower mounting frame, the shaping blocks are respectively fixed at the output ends of the shaping cylinders and are provided with shaping cavities matched with the end parts of the metal pipe, and the shaping cavities of the upper and lower shaping blocks enclose the end part shape of the metal pipe.

Specifically, the alignment device is divided into two parts, one side is a positioning baffle, the other side is a positioning push head and a positioning cylinder, after a metal pipe is placed on a positioning block at the input end of the conveying device, the positioning cylinder pushes the positioning push head, and the positioning push head pushes one end of the metal pipe to move towards the positioning baffle until the other end of the metal pipe abuts against the positioning baffle; then positioning the push head to return to the original position;

the inner hole shaping device drives the shaping cone to move towards the metal pipe through the inner shaping cylinder, so that the shaping cone extends into the pipe orifice of the metal pipe to shape the pipe orifice which is not round; then the inner cylinder is returned to the original position along with the output end of the inner cylinder;

the outer diameter shaping device is characterized in that an outer shaping motor drives an outer circle chamfering cutter to rotate, an outer shaping cylinder drives an outer shaping motor to move back and forth along the length direction of the metal pipe, and chamfering and shaping are carried out on the outer diameter of the pipe orifice of the metal pipe;

the end cap feeding device inputs an end cap into a cap sleeving cavity of the cap sleeving box from an inlet of the end cap, and then the cap sleeving cylinder pushes the cap sleeving box to move towards a pipe orifice of the metal pipe according to program setting, so that a cap sleeving in the cap sleeving cavity is sleeved on the pipe orifice, then the cap sleeving box retreats to return, and a new end cap falls into the cap sleeving cavity;

the clamping block of the clamping device is driven by the clamping cylinder to repeat clamping and loosening actions;

the shaping block of the end cap shaping device is driven by the shaping cylinder to repeatedly close and open, and when the shaping block is closed, the sleeve cap at the end part of the metal pipe is shaped;

according to another embodiment of the utility model, the conveying device is further provided with two sets of transmission chains which rotate intermittently in a circulating mode, the positioning blocks are distributed on the two sets of transmission chains at equal intervals according to the interval distance between the stations, and the transmission chains are driven by the two sets of conveying motors to rotate intermittently and circularly respectively.

According to another embodiment of the utility model, a sliding table is slidably mounted on the rack on one side of the conveying device in a direction perpendicular to the transmission direction of the conveying device, and the aligning device, the inner hole reshaping device, the outer diameter reshaping device, the end cap sleeve cap device, the induction heating device, the end cap reshaping device, the upper mounting frame, the lower mounting frame and the transmission chain which are arranged on the same side of the sliding table are mounted on the sliding table.

Through setting up the slip table, can adjust the distance of both sides alignment device, hole shaping device, external diameter shaping device, end cap cover cap device, induction heating device, end cap shaping device, last mounting bracket, lower mounting bracket and driving chain to adapt to the tubular metal resonator of different length, each functional component can be adjusted simultaneously, guarantees the relative position precision, and the adjustment is swiftly convenient.

According to another embodiment of the present invention, there are two sets of the inner hole reshaping device, the outer diameter reshaping device, the end cap sleeve cap device, the induction heating device and the end cap reshaping device, wherein the inner hole reshaping device, the outer diameter reshaping device, the end cap sleeve cap device and the end cap reshaping device on two sides are respectively located at two ends of a same station, and the induction heating devices on two sides are located at the same station or at front and rear stations.

Because induction heating device size is great, can set up a station more, set up induction heating device in adjacent front and back station, heat the tubular metal resonator both ends respectively.

According to another embodiment of the utility model, the end cap feeding device comprises an end cap feeding frame, a vibrating disc and an end cap guide rail, the end cap feeding frame is installed on one side of the conveying device, the vibrating disc is fixed on the end cap feeding frame, the output end of the vibrating disc is connected with the end cap guide rail, and the other end of the end cap guide rail is vertically connected with the end cap sleeving device.

Through setting up the vibration dish, realize end cap automatic feeding.

According to another embodiment of the utility model, the metal pipe feeding machine is arranged on the feeding side of the frame and comprises a metal pipe feeding frame, a drag chain device which is obliquely arranged, a feeding support plate and two feeding side baffles, wherein the feeding support plate is arranged on the metal pipe feeding frame, the feeding support plate is provided with an inclined plate which is parallel to the inclination direction of the drag chain device, the inclined plate is provided with a notch, the drag chain device is fixed on the metal pipe feeding frame, the lower end of the drag chain device extends into the notch, the drag chain device is provided with a material taking device which is used for loading one metal pipe at a time at equal intervals and is driven by a motor, and the feeding side baffles are respectively fixed on two sides of the feeding support plate.

The material loading fagging is used for stacking and treats the processing tubular metal resonator, and the material loading side shield of both sides carries out preliminary location to the tubular metal resonator, and the lower extreme of tow chain device stretches into the notch of material loading fagging to intermittent type nature circulation rotates, makes extracting device constantly follow the material loading fagging and gets a tubular metal resonator, and the upper end from the tow chain device drops automatically under the action of gravity, falls into in the locating piece of conveyer input. Thereby realizing the automatic feeding of the metal pipe.

According to another embodiment of the utility model, the material taking device comprises a material taking plate and a material taking stop block, the material taking plate and the material taking stop block are arranged on the drag chain device at equal intervals, the material taking plate is of an L-shaped cross section, the material taking stop block is positioned above the material taking plate, a material containing groove matched with the outer diameter of the metal pipe is formed between the side surface of the material taking stop block and the material taking plate, and the material taking stop block is provided with an inclined surface.

When the material taking device passes through the notch, the material accommodating groove can be clamped into one metal pipe, the size of the material accommodating groove is adjusted according to the diameter of the metal pipe, only one metal pipe can be clamped into the material accommodating groove at each time, the inclined plane above the material taking stop block forms the surface of the drag chain device and the transition surface of the material taking device, the transition surface plays a role in guiding, redundant metal pipes automatically fall down from the drag chain device, the metal pipes are prevented from being scratched, the metal pipes are prevented from being hung on the upper portion of the material taking device by mistake, and meanwhile, the rotation resistance of the drag chain device is reduced.

According to another embodiment of the utility model, the drag chain device, the feeding supporting plate and the two feeding side baffles are all slidably mounted on the metal pipe feeding frame.

Through the fixed mode of slidable mounting, can adjust the position of drag chain device, material loading fagging and two material loading side baffles according to the length of tubular metal resonator.

According to another embodiment of the utility model, the positioning block is a V-shaped block, and strong magnets are arranged at the bottom of the V-shaped block.

The locating piece is the V type piece, simple structure, and the location is accurate, through setting up powerful magnet, can improve the adsorption affinity of tubular metal resonator at the locating piece, rocking of tubular metal resonator when avoiding conveyer operation can improve conveyer's functioning speed, improves set cap machine production efficiency. Meanwhile, at the output end of the conveying device, the side wall of the capping machine can be utilized to prevent the metal pipe from continuing to rotate along with the conveying device and falling off from the positioning block. Or the output end is provided with a guide rod with a structure similar to that of the feeding and guiding rod, so that the metal pipe naturally slides along the guide rod.

According to another embodiment of the present invention, the conveyor is further provided with a calibration device, which includes a sensor and a calibration block, the calibration block is fixed on the side of the conveyor, and the sensor is fixed on the frame and is close to the side of the conveyor.

Through setting up correcting unit, conveyer rotates the round at every turn, carries out once correction to conveyer, guarantees that conveyer's locating piece's position and clamping device and functional device's position are adjusted well, guarantees the operation of cover cap machine steady.

The capping machine has the advantages that the capping machine is of a modular structure, adjustment is facilitated according to product processes, the automation degree of the whole machine is high, the metal pipe and the end caps can be automatically charged and discharged, one person can produce a plurality of machines, the working strength of workers is greatly reduced, the working environment is improved, the defect that the end caps incline due to uneven manual force is overcome, capping at two ends of the metal pipe can be achieved simultaneously, the working efficiency, the quality of finished products and the attractiveness of the products are improved, adjustment is facilitated according to the diameter and the length of the metal pipe, flexible production is achieved, the structure of the whole machine is compact, and the production requirements of large-batch metal pipe capping production are met.

Drawings

The utility model is further illustrated with reference to the following figures and examples.

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

fig. 2 is a schematic view of a portion of the alignment device shown in fig. 1 at X;

FIG. 3 is an enlarged view at Z of FIG. 1, i.e., a partial schematic view of the alignment device;

FIG. 4 is an enlarged view at Y of FIG. 1, i.e., a partial schematic view of the conveyor;

FIG. 5 is a schematic elevation view of the present invention;

FIG. 6 is a cross-sectional view taken at A-A of FIG. 5;

FIG. 7 is an enlarged view at L of FIG. 6 showing the outer diameter shaping means and the end cap and cap means;

FIG. 8 is a cross-sectional view taken at B-B of FIG. 5;

FIG. 9 is an enlarged view taken at O of FIG. 8, showing the inner and outer diameter sizing devices;

FIG. 10 is an enlarged view taken at M of FIG. 8, showing a cross-sectional view of the end cap reshaping device;

FIG. 11 is an enlarged view taken at N of FIG. 8, showing a cross-sectional view of the end cap reshaping device;

FIG. 12 is a left side view schematic of the present invention;

FIG. 13 is an enlarged view at P of FIG. 12;

FIG. 14 is a cross-sectional view at C-C of FIG. 12, showing a cross-sectional view of an end cap feeder and an end cap recapping device;

FIG. 15 is an enlarged view taken at Q of FIG. 14, showing a cross-sectional view of the clamping device;

FIG. 16 is an enlarged view at R of FIG. 15, showing a cross-sectional view of the end cap feeder and end cap retainer devices;

FIG. 17 is a partial schematic view of the present invention;

FIG. 18 is an enlarged view of the calibration device shown in FIG. 17 at S;

FIG. 19 is a partial schematic view of the present invention;

FIG. 20 is a schematic structural view of the present invention including a metal tube feeder;

FIG. 21 is an enlarged view at T of FIG. 20, showing a portion of the metal tube feeder;

fig. 22 is an enlarged view of U in fig. 20, i.e., a schematic view of the material taking device.

In the figure, a frame 1, a conveying device 2, a positioning block 201, a transmission chain 202, a conveying motor 203,

the clamping means 3, 302 clamp the stop blocks, the clamping block 303, the clamping cylinder 304,

an alignment device 4, a positioning baffle 401, a positioning push head 402, a positioning cylinder 403, a positioning induction sensor 404,

an inner hole shaping device 5, an inner shaping mounting plate 501, a shaping cone 502, an inner shaping cylinder 503,

an outer diameter shaping device 6, an outer shaping motor 601, an outer circle chamfer cutter 602, an outer shaping cylinder 603,

an end cap sleeving device 7, a sleeving cap box 701, a sleeving cap cavity 7011, an end cap inlet 7012, a sleeving cap cylinder 703,

the induction heating unit 8, the induction coil 801,

an end cap shaping device 9, a shaping block 901, a shaping cylinder 902, a shaping cavity 9011,

an end cap loading device 10, an end cap loading rack 1001, a vibratory pan 1002, an end cap guide 1003,

the slide table (11) is provided with a slide rail,

the calibration device 12, the sensor 121, the calibration block 122,

an upper mounting frame 13, a lower mounting frame 14, a metal tube 15, an end cap 16,

a metal tube feeding machine 20, a metal tube feeding frame 21,

a drag chain device 22, a material taking device 2201, a material taking plate 2202, a material taking block 2203, a material containing groove 2204, an inclined plane 2205,

the material loading fagging 23, swash plate 231, notch 232, material loading side shield 24, material loading guide pole 25.

Detailed Description

As shown in fig. 1-22, which are schematic structural diagrams of the present invention, an automatic heat-shrinkable cap sleeving machine for metal tubes includes a frame 1 for mounting functional components, a conveying device 2 for switching metal tubes 15 between stations is disposed on the frame 1, positioning blocks 201 are disposed on the conveying device 2 at equal intervals according to the distance between the stations, an alignment device 4 for adjusting the position of the metal tubes 15 in the length direction is disposed at the input end of the conveying device 2, and at least one side of the two sides of the conveying device 2 is sequentially provided with:

the inner hole shaping device 5 is used for shaping the inner hole of the pipe orifice of the metal pipe 15;

the outer diameter shaping device 6 is used for shaping the outer diameter of the pipe orifice of the metal pipe 15;

an end cap sleeving device 7 for sleeving an end cap 16 on the opening of the metal tube 15;

the induction heating device 8 is used for fusing the end cap 16 with the pipe orifice of the metal pipe 15, the induction heating device 8 is slidably mounted on the rack 1 and is provided with an induction coil 801 matched with the outer diameter of the metal pipe 15, and a positioning nylon block is fixed in the induction coil 801;

the induction heating unit 8 may be mounted by a linear guide slider assembly.

An end cap reshaping device 9 for reshaping an end cap 16 of a nozzle of the metal tube 15;

two groups of clamping devices 3 are arranged on the stations of the inner hole reshaping device 5, the outer diameter reshaping device 6, the end cap sleeve cap device 7 and the induction heating device 8 and used for fixing the metal pipe 15 before processing at each station, and the clamping devices 3 are respectively positioned between the conveying device 2 and the inner hole reshaping device 5, between the outer diameter reshaping device 6, between the end cap sleeve cap device 7 and between the induction heating device 8,

the stop position of the positioning block 201 in the conveying process is respectively aligned with the aligning device 4, the inner hole shaping device 5, the outer diameter shaping device 6, the end cap sleeve cap device 7, the induction heating device 8, the end cap shaping device 9 and each group of clamping devices 3,

the end cap sleeving device 7 is connected with an end cap feeding device 10, and is used for conveying end caps 16 for the end cap sleeving device 7.

The two sides of the conveying device 2 of the cap sleeving machine are sequentially provided with an alignment station and at least five functional stations from an input end to an output end, wherein the alignment station and the at least five functional stations comprise an inner hole shaping station, an outer diameter shaping station, an end cap sleeving station, an induction heating station and an end cap shaping station, and five functional devices, namely an inner hole shaping device 5, an outer diameter shaping device 6, an end cap sleeving device 7, an induction heating device 8 and an end cap shaping device 9, are correspondingly arranged on the inner hole shaping station, the outer diameter shaping station, the end cap sleeving station, the induction heating station and the end cap shaping station respectively. The conveying device 2 intermittently drives the metal tube 15 in the positioning block 201, the clamping devices 3 on all stations are close to and tightly clamp two ends of the metal tube 15 firstly within the set pause time of the conveying device 2, then the devices on the alignment station and the five functional stations respectively and simultaneously process the end part of the metal tube 15 on all stations, after all stations are completed, the clamping devices 3 on all stations are separated to loosen the metal tube 15, and then the conveying device 2 drives one station again to work in a circulating mode. The metal tube 15 to be treated is continuously placed in the positioning block 201 at the input end of the conveyor 2 and the finished product is dropped from the output end of the conveyor 2. A receiving box can be arranged on one side of the output end of the conveying device 2 to receive finished products.

Preferably, the aligning device 4 comprises a positioning baffle 401, a positioning push head 402 and a positioning cylinder 403, the positioning baffle 401 is installed on one side of the conveying device 2, the positioning cylinder 403 is installed on the other side of the conveying device 2, and the output end of the positioning cylinder is connected with the positioning push head 402.

And a sensor is arranged on the positioning cylinder 403 and is responsible for detecting whether the cylinder returns.

The aligning device 4 is further provided with a positioning induction sensor 404 for detecting whether the metal tube 15 falls into the aligning station before the positioning pushing head 402 acts, and if not, the equipment stops.

The inner hole shaping device 5 comprises a shaping cone 502 and an inner shaping cylinder 503, wherein the inner shaping cylinder 503 is installed at one side of the conveying device 2, and the output end of the inner shaping cylinder is connected with the shaping cone 502.

The inner hole shaping device 5 can be provided with an inner shaping mounting plate 501 with a guide hole, and the shaping cone 502 is inserted into the guide hole, so that the shaping cone 502 can move more accurately, and the working stability of the inner hole shaping device is improved.

The outer diameter shaping device 6 comprises an outer shaping motor 601, an outer chamfer cutter 602 and an outer shaping cylinder 603, wherein the outer shaping motor 601, the outer chamfer cutter 602 and the outer shaping cylinder 603 are used for driving the outer chamfer cutter 602 to rotate, the outer shaping motor 601 is slidably mounted on one side of the conveying device 2, the output end of the outer shaping motor is connected with the outer chamfer cutter 602, the outer shaping cylinder 603 is mounted on the rack 1, and the output end of the outer shaping cylinder is connected with the outer shaping motor 601.

The finishing motor 601 may be mounted by a linear guide slider assembly.

The cap sleeving device 7 comprises a cap sleeving box 701 and a cap sleeving air cylinder 703, the cap sleeving box 701 is slidably mounted on one side of the conveying device 2, the cap sleeving air cylinder 703 is fixed on the same side of the conveying device 2, a cap sleeving cavity 7011 used for accommodating the cap 16 is formed in the cap sleeving box 701, an end cap inlet 7012 is formed in the upper end of the cap sleeving cavity 7011 in a communicating mode, and the cap sleeving box 701 is connected with the output end of the cap sleeving air cylinder 703.

The end cap capping device 7 may be mounted by a linear guide slider assembly. The cap case 701 may be secured to a slider of a linear guide slider assembly.

Every group clamping device 3 includes two sets of upper and lower clamp blocks 303 and die clamping cylinder 304, conveyer 2 both sides fixed mounting has last mounting bracket 13 and lower mounting bracket 14, die clamping cylinder 304 is installed respectively on last mounting bracket 13 and lower mounting bracket 14, die clamping block 303 is fixed respectively at die clamping cylinder 304's output, and two upper and lower clamp blocks 303 align each other. The gripping block 303 may be a V-shaped block. The clamping device 3 is further provided with clamping stoppers 302, the clamping stoppers 302 are respectively installed on two sides of each clamping cylinder 304 in a threaded connection manner, and the heights of the clamping stoppers 302 on the two sides can be adjusted. When the clamping block 303 is in clamping operation, the end surfaces of the upper and lower pairs of clamping stoppers 302 are mutually abutted, so that the clamping block 303 is prevented from clamping and deforming the metal pipe 15 due to too large force.

The upper mounting frame 13 can be formed by a beam which is mounted on a vertical plate or overlapped with other components; the lower mounting frame 14 may be formed by a cross beam fixed to the frame 1.

The end cap shaping device 9 comprises an upper shaping block 901, a lower shaping block 901 and a shaping cylinder 902, the two shaping cylinders 902 are respectively mounted on the upper mounting frame 13 and the lower mounting frame 14, the shaping blocks 901 are respectively fixed at the output ends of the shaping cylinders 902 and are provided with shaping cavities 9011 matched with the end parts of the metal pipes 15, and the shaping cavities 9011 of the upper shaping block 901 and the lower shaping block 901 enclose the shape of the end parts of the metal pipes 15.

Preferably, the conveying device 2 is provided with two sets of transmission chains 202 which rotate intermittently in a circulating manner, the positioning blocks 201 are distributed on the two sets of transmission chains 202 at equal intervals according to the station spacing distance, and the transmission chains 202 rotate intermittently and circularly under the driving of two sets of conveying motors 203 respectively.

The aligning apparatus 4 may be mounted on the conveyor motor 203 on both sides by a mounting plate.

The transmission chain 202 may be a chain, the input end of the conveying device 2 is provided with a driving toothed chain wheel, the driving toothed chain wheel is connected with the conveying motor 203, and the output end of the conveying device 2 is provided with a driven toothed chain wheel. The positioning block 201 is fixed on the transmission chain 202 through bolts.

Preferably, a sliding table 11 is slidably mounted on the rack 1 on one side of the conveying device 2 in a direction perpendicular to the transmission direction of the conveying device 2, and an aligning device 4, an inner hole shaping device 5, an outer diameter shaping device 6, an end cap sleeve cap device 7, an induction heating device 8, an end cap shaping device 9, an upper mounting frame 13, a lower mounting frame 14 and a transmission chain 202 which are arranged on the same side of the sliding table 11 are mounted on the sliding table 11.

Preferably, the inner hole reshaping device 5, the outer diameter reshaping device 6, the end cap sleeve cap device 7, the induction heating device 8 and the end cap reshaping device 9 are respectively provided with two sets, the inner hole reshaping device 5, the outer diameter reshaping device 6, the end cap sleeve cap device 7 and the end cap reshaping device 9 on two sides are respectively positioned at two ends of the same station, and the induction heating devices 8 on two sides are positioned at the same station or front and back stations.

Preferably, the end cap feeding device 10 includes an end cap feeding rack 1001, a vibrating disk 1002 and an end cap guide rail 1003, the end cap feeding rack 1001 is installed on one side of the conveying device 2, the vibrating disk 1002 is fixed on the end cap feeding rack 1001, the output end of the vibrating disk is connected with the end cap guide rail 1003, and the other end of the end cap guide rail 1003 is vertically connected with the end cap sleeving device 7.

Preferably, a metal tube feeding machine 20 is arranged on one feeding side of the frame 1, the metal tube feeding machine 20 comprises a metal tube feeding frame 21, a drag chain device 22, a feeding support plate 23 and two feeding side baffle plates 24, the drag chain device 22 is obliquely arranged on the metal tube feeding frame 21, the feeding support plate 23 is arranged on the metal tube feeding frame 21, an inclined plate 231 parallel to the inclined direction of the drag chain device 22 is arranged on the feeding support plate 23, a notch 232 is formed in the inclined plate 231, the drag chain device 22 is fixed on the metal tube feeding frame 21, the lower end of the drag chain device extends into the notch 232, the material taking device 1 for loading one metal tube 15 at a time is arranged on the drag chain device 22 at equal intervals and is driven by a motor, and the feeding side baffle plates 24 are respectively fixed on two sides of the feeding support plate 23.

The drag chain device 22 may be a chain and a chain wheel assembly, the chain is installed on the driving gear chain wheel and the driven gear chain wheel, and the driving gear chain wheel is connected with the motor.

The upper end of the drag chain device 22 may be provided with a feeding and guiding rod 25, so that the metal rod 15 transferred to the upper end slides into the positioning block 201 along the guiding rod 25.

Preferably, the material taking device 2201 comprises a material taking plate 2202 and a material taking stop block 2203, the material taking plate 2202 and the material taking stop block 2203 are arranged on the drag chain device 22 at equal intervals, the material taking plate 2202 is of an L-shaped cross section, the material taking stop block 2203 is located above the material taking plate 2202, a material containing groove 2204 matched with the outer diameter of the metal pipe 15 is formed between the side surface of the material taking stop block 2203 and the material taking plate 2202, and the material taking stop block 2203 is provided with an inclined surface 2205.

Preferably, the drag chain device 22, the feeding support plate 23 and the two feeding side baffles 24 are slidably mounted on the metal pipe feeding frame 21.

Preferably, the positioning block 201 is a V-shaped block, and strong magnets are disposed at the bottom of the V-shaped block. The V-shaped block can be fastened by an inner hexagonal socket head cap screw, a flat washer, an elastic washer and thread glue.

Preferably, the conveyor 2 is provided with a calibration device 12, which includes a sensor 121 and a calibration block 122, the calibration block 122 is fixed on the side of the conveyor 2, and the sensor 121 is fixed on the frame 1 and is close to the side of the conveyor 2.

Preferably, the frame 1 and the metal pipe feeding frame 21 can be constructed by combining aluminum profiles and other profiles.

Preferably, each functional station can be provided with a sensor for monitoring the material state of each station, and when the metal pipe 15 is lost on each functional station, the equipment stops and gives an alarm.

Preferably, the cap sleeving machine is further provided with an electric box assembly and a control display screen assembly; the control display screen assembly meets the requirements of artificial intelligence, automation and the like, the requirements of a main control platform of a later docking company are reserved, and information such as equipment yield, equipment state and the like is displayed on the main control platform in real time; the display screen interface can be provided with a hidden touch button; the setting interface comprises a manual interface, a monitoring interface and a parameter setting interface.

The mounting and fixing methods which are not mentioned in the application can adopt the methods in the prior art, such as fastener connection, welding and the like; the air cylinders in the application can be guide rod air cylinders, stainless steel mini air cylinders, double-shaft air cylinders, multi-position free installation air cylinders and the like, are all pneumatic actuating elements in the prior art, and have the advantage of accurate and reliable action, wherein piston rods of the guide rod air cylinders, the stainless steel mini air cylinders, the double-shaft air cylinders and the multi-position free installation air cylinders can extend out or retract and all execute linear action; the motor in the application can be a stepping motor or a servo motor; the vibration dish in this application also is the reason material equipment among the prior art, can realize the screening pay-off of end cap.

The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims (11)

1. The utility model provides an automatic thermal shrinkage sleeve cap machine for tubular metal resonator, characterized by, including frame (1) that is used for installing each functional block, be equipped with conveyer (2) that are used for tubular metal resonator (15) to switch between each station on frame (1), conveyer (2) are gone up and are equipped with locating piece (201) according to station distance equidistant, the input of conveyer (2) is equipped with aligning device (4) that are used for adjusting tubular metal resonator (15) length direction position, the both sides of conveyer (2) have at least one side to set gradually:

the inner hole shaping device (5) is used for shaping the inner hole of the pipe orifice of the metal pipe (15);

the outer diameter shaping device (6) is used for shaping the outer diameter of the pipe orifice of the metal pipe (15);

an end cap sleeving device (7) for sleeving an end cap (16) on the opening of the metal tube (15);

the induction heating device (8) is used for fusing the end cap (16) with the pipe orifice of the metal pipe (15), the induction heating device (8) is slidably mounted on the rack (1) and is provided with an induction coil (801) matched with the outer diameter of the metal pipe (15), and a positioning nylon block is fixed in the induction coil (801);

an end cap reshaping device (9) for reshaping an end cap (16) of a nozzle of a metal tube (15);

two groups of clamping devices (3) are arranged on the stations of the inner hole shaping device (5), the outer diameter shaping device (6), the end cap sleeve cap device (7) and the induction heating device (8) and are used for fixing the metal pipe (15) before processing at each station, the clamping devices (3) are respectively positioned between the conveying device (2) and the inner hole shaping device (5), between the outer diameter shaping device (6), between the end cap sleeve cap device (7) and between the induction heating device (8),

the stop positions of the positioning blocks (201) in the conveying process are respectively aligned with the aligning device (4), the inner hole shaping device (5), the outer diameter shaping device (6), the end cap sleeve cap device (7), the induction heating device (8), the end cap shaping device (9) and all groups of clamping devices (3),

the end cap sleeving device (7) is connected with an end cap feeding device (10) and used for conveying end caps (16) for the end cap sleeving device (7).

2. The automatic heat-shrinkable cap sleeving machine for the metal tubes as claimed in claim 1, wherein the aligning device (4) comprises a positioning baffle (401), a positioning pushing head (402) and a positioning air cylinder (403), the positioning baffle (401) is installed on one side of the conveying device (2), the positioning air cylinder (403) is installed on the other side of the conveying device (2), and the output end of the positioning air cylinder is connected with the positioning pushing head (402),

the inner hole shaping device (5) comprises a shaping cone (502) and an inner shaping cylinder (503), the inner shaping cylinder (503) is arranged at one side of the conveying device (2), the output end of the inner shaping cylinder is connected with the shaping cone (502),

the outer diameter shaping device (6) comprises an outer shaping motor (601) used for driving the outer circle chamfering tool (602) to rotate, the outer circle chamfering tool (602) and an outer shaping cylinder (603), the outer shaping motor (601) is slidably mounted on one side of the conveying device (2), the output end of the outer shaping motor is connected with the outer circle chamfering tool (602), the outer shaping cylinder (603) is mounted on the rack (1), the output end of the outer shaping cylinder is connected with the outer shaping motor (601),

the cap sleeving device (7) for the end cap comprises a cap sleeving box (701) and a cap sleeving air cylinder (703), the cap sleeving box (701) is slidably mounted on one side of the conveying device (2), the cap sleeving air cylinder (703) is fixed on the same side of the conveying device (2), the cap sleeving box (701) is provided with a cap sleeving cavity (7011) used for accommodating the end cap (16), the upper end of the cap sleeving cavity (7011) is communicated with an end cap inlet (7012), the cap sleeving box (701) is connected with the output end of the cap sleeving air cylinder (703),

each group of clamping devices (3) comprises an upper clamping block (303) and a lower clamping block (304), an upper mounting frame (13) and a lower mounting frame (14) are fixedly mounted on two sides of the conveying device (2), the clamping cylinders (304) are respectively mounted on the upper mounting frame (13) and the lower mounting frame (14), the clamping blocks (303) are respectively fixed at the output ends of the clamping cylinders (304), and the upper clamping block (303) and the lower clamping block (303) are mutually aligned,

the end cap shaping device (9) comprises an upper shaping block (901), a lower shaping block (901) and shaping cylinders (902), the two shaping cylinders (902) are respectively installed on an upper installation frame (13) and a lower installation frame (14), the shaping blocks (901) are respectively fixed at the output ends of the shaping cylinders (902) and provided with shaping cavities (9011) matched with the end parts of the metal pipes (15), and the shaping cavities (9011) of the upper shaping block (901) and the lower shaping block (901) enclose the end part shapes of the metal pipes (15).

3. The automatic heat-shrinkable cap sleeving machine for the metal tubes as claimed in claim 2, wherein the conveying device (2) is provided with two sets of transmission chains (202) which rotate intermittently in a circulating manner, the positioning blocks (201) are distributed on the two sets of transmission chains (202) at equal intervals according to the distance between work stations, and the transmission chains (202) are driven by two sets of conveying motors (203) to rotate cyclically in an intermittent manner respectively.

4. The automatic heat-shrinkable sleeve cap machine for the metal tubes as claimed in claim 3, wherein a sliding table (11) is slidably mounted on the rack (1) on one side of the conveying device (2) in a direction perpendicular to the transmission direction of the conveying device (2), and the aligning device (4), the inner hole shaping device (5), the outer diameter shaping device (6), the end cap sleeve cap device (7), the induction heating device (8), the end cap shaping device (9), the upper mounting frame (13), the lower mounting frame (14) and the transmission chain (202) which are arranged on the same side of the sliding table (11) are mounted on the sliding table (11).

5. The automatic heat-shrinkable sleeving machine for the metal tubes as claimed in claim 1, wherein the inner hole shaping device (5), the outer diameter shaping device (6), the end cap sleeving device (7), the induction heating device (8) and the end cap shaping device (9) are respectively provided with two sets, the inner hole shaping device (5), the outer diameter shaping device (6), the end cap sleeving device (7) and the end cap shaping device (9) on two sides are respectively positioned at two ends of the same station, and the induction heating devices (8) on two sides are positioned at the same station or at the front and rear stations.

6. The automatic heat-shrinkable capping machine for the metal tubes according to claim 1, wherein the end cap feeding device (10) comprises an end cap feeding frame (1001), a vibrating disc (1002) and an end cap guide rail (1003), the end cap feeding frame (1001) is installed on one side of the conveying device (2), the vibrating disc (1002) is fixed on the end cap feeding frame (1001), the output end of the vibrating disc is connected with one end of the end cap guide rail (1003), and the other end of the end cap guide rail (1003) is vertically connected with the end cap capping device (7).

7. The automatic thermal shrinkage capping machine for the metal tubes as claimed in claim 1, wherein a metal tube feeding machine (20) is provided at a feeding side of the frame (1), the metal tube feeding machine (20) comprises a metal tube feeding frame (21), an obliquely arranged drag chain device (22), a feeding support plate (23) and two feeding side baffles (24), the feeding support plate (23) is mounted on the metal tube feeding frame (21), the feeding support plate (23) is provided with an inclined plate (231) parallel to the inclined direction of the drag chain device (22), the inclined plate (231) is provided with a notch (232), the drag chain device (22) is mounted on the metal tube feeding frame (21) and the lower end thereof extends into the notch (232), the drag chain device (22) is provided with a material taking device (2201) for each time of feeding one metal tube (15) at equal intervals and is driven by a motor, the feeding side baffle plates (24) are respectively fixed on two sides of the feeding supporting plate (23).

8. The automatic shrink cap sleeving machine for the metal pipe as claimed in claim 7, wherein the material taking device (2201) comprises a material taking plate (2202) and a material taking stop block (2203), the material taking plate (2202) and the material taking stop block (2203) are arranged on the drag chain device (22) at equal intervals, the material taking plate (2202) is of an L-shaped cross section, the material taking stop block (2203) is located above the material taking plate (2202), a material containing groove (2204) matched with the outer diameter of the metal pipe (15) is formed between the side surface of the material taking stop block (2203) and the material taking plate (2202), and the material taking stop block (2203) is provided with an inclined surface (2205).

9. The automatic thermal shrinkage capping machine for metal tubes as claimed in claim 7, wherein the drag chain device (22), the feeding support plate (23) and the two feeding side baffles (24) are slidably mounted on the metal tube feeding frame (21).

10. The automatic thermal shrinkage sleeving machine for the metal pipe as claimed in claim 1, wherein the positioning block (201) is a V-shaped block, and the bottom of the V-shaped block is provided with a strong magnet.

11. The automatic shrink-on cap machine for metal tubes as claimed in claim 1, characterized in that said conveyor (2) is provided with a correction device (12) comprising a sensor (121) and a correction block (122), said correction block (122) being fixed to the side of the conveyor (2), said sensor (121) being fixed to the frame (1) and being close to the side of the conveyor (2).

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