CN212075574U - Automatic pipe connecting machine - Google Patents

Abstract

The utility model relates to an automatic pipe connecting machine, including blast pipe pay-off subassembly, blast pipe pay-off subassembly includes that the ejector sleeve compresses tightly subassembly and blast pipe locating plate subassembly, and the ejector sleeve compresses tightly the subassembly including the installation base block, locate blast pipe pan feeding groove on the installation base block, drive blast pipe along blast pipe drive arrangement of blast pipe pan feeding groove translation, be located blast pipe compact heap and the drive compact heap drive arrangement of drive compact heap with the blast pipe in blast pipe pan feeding inslot of blast pipe pan feeding groove one side. The utility model discloses an automatic pipe connecting machine through the setting of parts such as exhaust light pay-off subassembly and blast pipe pay-off subassembly, has realized that gas tube and LED bulb are accurate, dock fast, and its gas tube butt joint precision is high.

Description

Automatic pipe connecting machine

Technical Field

The utility model relates to a LED fluorescent tube production facility especially relates to an automatic pipe connecting machine.

Background

As a lighting tool, the LED lamp tube has been widely used in daily life of people. When the LED lamp is produced, a bulb of the LED lamp is connected with an inflation tube so as to inject inert gas into the bulb. The pipe connecting machine is equipment for automatically connecting the exhaust pipe and the bulb, and comprises a workbench, a bulb fixing seat and an exhaust pipe feeding assembly, wherein the bulb fixing seat and the exhaust pipe feeding assembly are arranged on the workbench, the exhaust pipe feeding assembly is used for conveying the exhaust pipe to a preset station so as to be convenient for connection of the exhaust pipe and the bulb, the existing exhaust pipe feeding assembly is low in butt joint precision, and if the exhaust pipe and the bulb cannot be in butt joint accurately, the phenomenon of air leakage is easy to occur, and the rejection rate is improved.

In view of the above-mentioned drawbacks, the present designer is actively making research and innovation to create an automatic pipe connecting machine with a new structure, so that the automatic pipe connecting machine has more industrial utilization value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model aims at providing an automatic pipe connecting machine that blast pipe butt joint precision is high.

The utility model discloses an automatic pipe connecting machine, including blast pipe feeding assembly, blast pipe feeding assembly includes ejector sleeve compressing assembly and blast pipe locating plate subassembly, ejector sleeve compressing assembly includes the installation base block, locate blast pipe pan feeding groove on the installation base block, drive blast pipe along blast pipe pan feeding groove translation's blast pipe drive arrangement, be located blast pipe compact heap of blast pipe pan feeding groove one side and drive compact heap drive arrangement that the compact heap compresses tightly the blast pipe in blast pipe pan feeding groove, compact heap drive arrangement's organism set up in on the installation base block, the side wall of the exhaust pipe feeding groove is provided with a compaction block inlet and outlet for the exhaust pipe compaction block to enter and exit, the exhaust pipe positioning plate assembly comprises an exhaust pipe positioning plate positioned on the front side of the output end of the exhaust pipe feeding groove and a positioning plate lifting device for driving the exhaust pipe positioning plate to lift, the exhaust pipe feeding assembly further comprises a mounting base block driving device for driving the mounting base block to move towards the direction close to the bulb.

Further, the utility model discloses an automatic pipe connecting machine, blast pipe pan feeding device still include vertical base plate, installation base block slidable ground sets up on vertical base plate, installation base block drive arrangement includes that the organism sets up the driving motor on vertical base plate, and driving motor's output shaft and the axis of action wheel are connected, still are provided with from the driving wheel on the vertical base plate, and the action wheel reaches from the driving wheel on around having the transmission band, has linked firmly the connecting seat on the transmission band, the connecting seat with the installation base block links firmly.

Further, the utility model discloses an automatic pipe connecting machine, the top of vertical base plate still is provided with horizontal mounting panel, and the surface slidable ground of horizontal mounting panel is provided with the delivery sheet drive arrangement that delivery sheet and drive delivery sheet removed, and the surface of delivery sheet is provided with the porthole that pierces through the delivery sheet along its thickness direction, and the top of delivery sheet still is provided with the hopper, and the delivery outlet of hopper is located the top of porthole.

Further, the utility model discloses an automatic pipe connecting machine still includes blast pipe heating device, and blast pipe heating device includes the mounting bracket and is located the collar of blast pipe pan feeding device output front side, is equipped with a plurality of combustion tubes on the collar.

Further, the utility model discloses an automatic pipe connecting machine still includes bulb testing arrangement, bulb testing arrangement includes the test jig, set up slider on the test jig and lower slider slidable, the slider drive arrangement that drive slider or lower slider removed, the last briquetting of being connected with the last slider, the lower briquetting of being connected with the lower slider, it is located down directly over the briquetting to go up the briquetting, and go up the briquetting or be equipped with the intercommunication chamber down in the briquetting, the one end in intercommunication chamber and gas pressure sensor's input intercommunication, the other end in intercommunication chamber can communicate with the inner chamber of bulb, bulb testing arrangement still includes the input tube.

Further, the utility model discloses an automatic pipe connecting machine still includes the workstation, locates a plurality of bulbs on the workstation and presss from both sides tight frock and drive table pivoted workstation drive arrangement, the tight frock of bulb clamp includes the support, rotationally sets up two installation axles on the support, the epaxial clamp splice of installation is located to one end, the one end of installation axle is provided with the release link, and two other ends of installing one of them installation axle in the axle of installing are provided with the action bars, still are provided with the pressure spring between two release links to through tooth meshing between two installation axles.

Further, the utility model discloses an automatic pipe connecting machine still includes bulb material loading subassembly, bulb material loading subassembly includes the material loading seat, rotationally set up the material loading pole on the material loading seat, the material loading actuating lever of being connected with the rotation axis of material loading pole, output and material loading actuating lever articulated material loading cylinder, the one end and the axis of rotation of material loading pole link firmly, the other end is provided with bulb clamping device, bulb clamping device is including locating the tight seat of clamp of material loading pole tip, the bulb die clamping cylinder on pressing from both sides the tight seat is set firmly to the cylinder body, with the bulb pinch-off blades of bulb die clamping cylinder output shaft.

Further, the utility model discloses an automatic pipe connecting machine, bulb material loading subassembly still includes the silo subassembly, and the silo subassembly is including the silo that is used for placing the bulb, locate kicking block, the kicking block elevating gear that the drive kicking block goes up and down between silo output and the bulb clamping device and be located the location hook of pressing from both sides tight seat both sides, the top surface of kicking block is the inclined plane, the location hook sets up in the output of silo.

Further, the utility model discloses an automatic pipe connecting machine still includes the waste pipe determine module, and the waste pipe determine module includes probe, the probe elevating gear that the drive probe goes up and down, the discharge device who is connected with the probe electricity, be located the probe below the detection brush, with the controller that the detection brush electricity is connected.

Further, the utility model discloses an automatic pipe connecting machine still includes the subassembly of unloading, and the subassembly of unloading includes claw hand device and discharge apparatus, and claw hand device is including the slide of unloading, locate the pneumatic claw hand of the slide top of unloading, drive pneumatic claw hand pivoted claw hand rotation drive arrangement, drive slide of unloading along the slide drive arrangement of unloading that workstation surface guide removed, discharge apparatus includes the blowpit, is provided with the transmission hole on the bottom surface of blowpit, and the below of transmission hole is provided with the bracket drive arrangement that lift bracket and drive lift bracket go up and down.

Borrow by above-mentioned scheme, the utility model discloses at least, have following advantage: the utility model discloses an automatic pipe connecting machine through the setting of parts such as blast pipe pan feeding groove, blast pipe compact heap and blast pipe locating plate, has realized accurate positioning and pay-off to the blast pipe to the yield of fluorescent tube has been improved. Specifically, the exhaust pipe arranged in the feeding groove moves to be in contact with an exhaust pipe positioning plate on the front side of the exhaust pipe feeding groove under the pushing of the output end of the exhaust pipe driving device on the rear side of the exhaust pipe feeding groove, and then the exhaust pipe pressing block moves towards the direction of the exhaust pipe under the driving of the exhaust pipe pressing block driving device until the exhaust pipe pressing block passes through the pressing block inlet and outlet on the side wall of the exhaust pipe feeding groove and presses the exhaust pipe on the inner wall of the exhaust pipe feeding groove, so that the exhaust pipe is accurately positioned and pressed. After the positioning is finished, the exhaust pipe positioning plate descends to a preset position under the driving of the positioning plate lifting device, the mounting base block moves to the front side of the bulb in the direction close to the bulb under the driving of the mounting base block driving device, and after the front end of the exhaust pipe is heated and melted, the mounting base block driving device continues to push the mounting base block, the exhaust pipe and other components to move towards the bulb until the exhaust pipe is in contact with and communicated with the bulb. After the exhaust pipe is connected with the bulb, all the parts restore to the original positions to wait for the connection of the next exhaust pipe.

To sum up, the utility model discloses an automatic pipe connector gas tube butt joint precision is high.

The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.

Drawings

Wherein, fig. 1 is a three-dimensional structure diagram of the automatic pipe connecting machine;

fig. 2 is another perspective view of the automatic pipe joint;

FIG. 3 is a front view of the automatic pipe splicer;

FIG. 4 is a top view of the automatic pipe splicer;

FIG. 5 is a left side view of the automatic pipe splicer;

FIG. 6 is a rear view of the automatic pipe splicer;

FIG. 7 is a right side view of the automatic pipe splicer;

FIG. 8 is a perspective view of the exhaust pipe feed assembly and the exhaust pipe heating apparatus;

FIG. 9 is another perspective view of the exhaust pipe feed assembly and the exhaust pipe heating apparatus;

FIG. 10 is a perspective view of a push tube hold down assembly;

FIG. 11 is a perspective view of the exhaust pipe positioning plate assembly;

FIG. 12 is a perspective view of the bulb testing device;

fig. 13 is a perspective view of the bulb clamping tool;

fig. 14 is a perspective view of a bulb loading assembly;

fig. 15 is a partially enlarged view of a portion a in fig. 14;

FIG. 16 is a perspective view of the tube inspection assembly;

FIG. 17 is a schematic diagram of a discharge assembly;

fig. 18 is a partial enlarged view of a portion B in fig. 17;

FIG. 19 is a perspective view of the exhaust pipe feed assembly;

FIG. 20 is an exploded view of the exhaust positioning push block;

FIG. 21 is a view showing the operation of the push pipe pressing assembly and the exhaust pipe positioning plate assembly for positioning the exhaust pipe

In the figure, the exhaust pipe feeding component is 1; installing a base block driving device as 101; the drive motor is 1011; the driving wheel is 1012; the driven wheel is 1013; the connecting seat is 1014; the conveyor belt is 1015; the vertical base plate is 102; the upper substrate is 1021; the lower substrate is 1022; the substrate is 103; the switch is 104; the transverse mounting plate is 105; a feed plate is 106; the feeding plate driving device is 107; the feeding hole is 108; the hopper is 109; the push pipe pressing component is 2; the installation base block is 201; the exhaust pipe feeding groove is 202; the rectangular plate is 2021; the exhaust pipe driving device is 203; the cylinder is 2031; the exhaust pipe positioning push block is 2032; the thimble is 2033; the pressure spring is 2034; the exhaust pipe compression block is 204; the compact block driving device is 205; the pressing cylinder is 2051; the wedge drive block is 2052; the connecting rod is 2053; the connecting column is 2054; the spring is 2055; the inlet and outlet of the compaction block are 206; the exhaust pipe positioning plate assembly is 3; the exhaust pipe positioning plate is 301; the positioning plate lifting device is 302; the supporting block is 303; the heating device of the exhaust pipe is 4; the mounting frame is 401; the mounting ring is 402; the number of the combustion tubes is 403; the bulb testing device is 5; the test jig is 501; the upper sliding block is 502; the lower slide block is 503; the slider drive is 504; the upper briquetting is 505; the briquetting is 506; the gas pressure sensor is 507; the input tube is 508; the exhaust pipe mounting seat is 509; the discharging component is 6; the discharging sliding plate is 601; the pneumatic claw is 602; the claw rotation driving device is 603; the driving device of the discharging slide plate is 604; the discharge chute is 605; the transfer port is 607; a lifting bracket 608; the carriage drive means is 609; the connecting shaft is 610; the rectangular hole is 611; the finger is 612; the fixed seat is 613; the bulb clamping tool is 7; the bulb clamping tool comprises a support 701; the installation axis is 702; the clamp blocks are 703; the reset rod is 704; the operating rod is 705; the bulb feeding component is 8; the feeding seat is 801; the feeding rod is 802; the rotating shaft is 803; the feeding driving rod is 804; the feeding cylinder is 805; the clamping seat is 806; the bulb clamping cylinder is 807; the bulb clamping plate is 808; the V-shaped positioning groove is 809; the trough is 810; the top block is 811; the top block lifting device is 812; the positioning hook is 813; the bubble tank is 814; the roller is 815; a three-dimensional table 816; the waste pipe detection group is 9; the probe is 901; the probe lifting device is 902; the discharge device is 903; the detection brush is 904; the detection frame is 905; the worktable is 10; the exhaust pipe is 11;

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

Referring to fig. 1 to 21, the automatic pipe connecting machine according to a preferred embodiment of the present invention comprises an exhaust pipe feeding assembly 1, the exhaust pipe feeding assembly comprises an exhaust pipe pressing assembly 2 and an exhaust pipe positioning plate assembly 3, the exhaust pipe pressing assembly comprises an installation base block 201, an exhaust pipe feeding groove 202 arranged on the installation base block, an exhaust pipe driving device 203 for driving the exhaust pipe to move horizontally along the exhaust pipe feeding groove, an exhaust pipe pressing block 204 arranged on one side of the exhaust pipe feeding groove and a pressing block driving device 205 for driving the pressing block to press the exhaust pipe in the exhaust pipe feeding groove, a body of the pressing block driving device is arranged on the installation base block, a pressing block inlet and outlet 206 for the exhaust pipe pressing block to enter and exit is arranged on the side wall of the exhaust pipe feeding groove, the exhaust pipe positioning plate assembly comprises an exhaust pipe positioning plate 301 arranged on the front side of the output end of the exhaust pipe feeding groove, the exhaust pipe feeding assembly further comprises a mounting base block driving device 101 for driving the mounting base block to move towards the direction close to the bulb.

The utility model discloses an automatic pipe connecting machine through the setting of parts such as blast pipe pan feeding groove, blast pipe compact heap and blast pipe locating plate, has realized accurate positioning and pay-off to blast pipe 11 to the yield of fluorescent tube has been improved. Specifically, the exhaust pipe arranged in the feeding groove moves to be in contact with an exhaust pipe positioning plate on the front side of the exhaust pipe feeding groove under the pushing of the output end of the exhaust pipe driving device on the rear side of the exhaust pipe feeding groove, and then the exhaust pipe pressing block moves towards the direction of the exhaust pipe under the driving of the exhaust pipe pressing block driving device until the exhaust pipe pressing block passes through the pressing block inlet and outlet on the side wall of the exhaust pipe feeding groove and presses the exhaust pipe on the inner wall of the exhaust pipe feeding groove, so that the exhaust pipe is accurately positioned and pressed. After the positioning is finished, the exhaust pipe positioning plate descends to a preset position under the driving of the positioning plate lifting device, the mounting base block moves to the front side of the bulb in the direction close to the bulb under the driving of the mounting base block driving device, and after the front end of the exhaust pipe is heated and melted, the mounting base block driving device continues to push the mounting base block, the exhaust pipe and other components to move towards the bulb until the exhaust pipe is in contact with and communicated with the bulb. After the exhaust pipe is connected with the bulb, all the parts restore to the original positions to wait for the connection of the next exhaust pipe. The exhaust pipe feeding groove can be realized by arranging two rectangular plates 2021 on the surface of the mounting base block, and the inlet and the outlet of the pressing block are realized by arranging a rectangular notch on one rectangular plate. The exhaust pipe driving device, the mounting base block driving device and the positioning plate lifting device are all linear displacement driving devices with linear displacement driving functions, which can be cylinders, oil cylinders, electric cylinders and the like, and are preferably cylinders, in the embodiment, the exhaust pipe driving device is composed of a cylinder 2031 and an exhaust pipe positioning push block 2032 at the output end of the cylinder, the exhaust pipe positioning push block is L-shaped, the front end of the exhaust pipe positioning push block is provided with an exhaust pipe thimble 2033, one end of the exhaust pipe thimble is positioned in a containing groove on the surface of the exhaust pipe positioning push block, a pressure spring 2034 is arranged between the bottom surface of the containing groove and the exhaust pipe thimble, when in positioning, the exhaust pipe positioning plate at the front end of the exhaust pipe is driven by the cylinder to move forwards, the exhaust pipe thimble pushes the exhaust pipe forwards under the driving of the exhaust pipe positioning push block to contact the exhaust pipe positioning block, afterwards, the wedge-shaped driving block is driven by the cylinder to contact the inflation cylinder and compress the inflation cylinder, after the exhaust pipe is compressed, the exhaust pipe positioning block is driven by the cylinder to descend to the original position, and at the moment, the position of the exhaust pipe is the starting point position of the exhaust pipe connecting pipe. In addition, the pressing block driving device can directly drive the pressing block to press the exhaust pipe in a linear displacement driving mode, or indirectly push the pressing block to press the exhaust pipe through a connecting rod and a lever principle thereof, in the embodiment, the pressing block driving device comprises a pressing cylinder 2051 arranged on the installation base block and a wedge-shaped driving block 2052 positioned at the output end of the pressing cylinder, the exhaust pipe pressing block is arranged at the end part of the connecting rod 2053, the exhaust pipe pressing block and the connecting rod are integrally formed, the other end of the connecting rod is provided with a connecting column 2054, the middle part of the connecting rod is rotatably arranged on the installation base block, a spring 2055 can be arranged between the connecting rod and the installation base block, one end of the spring is arranged at one end of the connecting rod far away from the exhaust pipe pressing block, the other end of the spring is arranged on the installation base block, thereby loosening the exhaust pipe. During specific work, the wedge-shaped driving block moves towards the connecting column under the driving of the pressing cylinder, after the inclined plane of the wedge-shaped driving block is contacted with the connecting column, the pressing cylinder continues to push the wedge-shaped driving block to move forwards, the connecting column rotates towards the outer side under the pushing of the wedge-shaped block at the moment, so that the connecting rod rotates, the pressing block located at the other end of the connecting rod moves towards the exhaust pipe, until the pressing block presses the exhaust pipe, and the exhaust pipe is loosened by only moving the wedge-shaped block according to an opposite program.

Preferably, in the automatic pipe connecting machine of this embodiment, the exhaust pipe feeding device further includes a vertical substrate 102, the mounting substrate is slidably disposed on the vertical substrate, the mounting substrate driving device includes a driving motor 1011 disposed on the vertical substrate, an output shaft of the driving motor is connected to a central axis of the driving wheel 1012, the vertical substrate is further provided with a driven wheel 1013, the driving wheel and the driven wheel are wound with a transmission belt 1015, the transmission belt is fixedly connected to a connecting seat 1014, and the connecting seat is fixedly connected to the mounting substrate.

The setting of vertical mounting panel has realized the support and the installation to parts such as installation base block, driving motor, wherein driving motor, action wheel, from the setting of parts such as driving wheel have realized the drive to the installation base block. When the automatic installing device works specifically, the output shaft of the driving motor drives the driving wheel to rotate, so that the transmission belt wound on the driving wheel and the driven wheel is driven to rotate around the driving wheel and the driven wheel, the connecting seat connected with the transmission belt is enabled to move along the direction of the transmission belt, and finally the transverse driving function of the installing base block and the upper exhaust pipe is achieved. Wherein, vertical base plate includes base plate 1021 and infrabasal plate 1022, and both pass through bolted connection to realize its height-adjustable, the bottom of infrabasal plate can set up horizontal base plate 103, so that whole device is more firm. In addition, the machine body of the positioning plate lifting device is fixedly arranged on the vertical plate, the output end of the positioning plate lifting device is connected with the exhaust pipe positioning plate through a supporting block 303, and the supporting block is slidably arranged on a guide rail on the vertical base plate. The rear end of the vertical base plate can be further provided with a switch 104 which is a travel switch or a photoelectric switch and is used for determining the starting position of the push pipe pressing assembly for butting against the bulb so as to calculate the butting distance of the exhaust pipe. The butt joint relative distance is input through a touch screen or a text, so that an operator can conveniently adjust data according to different specifications of the bulb.

Preferably, in the automatic pipe connecting machine of the present embodiment, a horizontal mounting plate 105 is further disposed on the top of the vertical base plate, a feeding plate 106 and a feeding plate driving device 107 for driving the feeding plate to move are slidably disposed on the surface of the horizontal mounting plate, a feeding hole 108 penetrating through the feeding plate in the thickness direction is disposed on the surface of the feeding plate, a feeding hopper 109 is further disposed above the feeding plate, and an output port of the feeding hopper is located above the feeding hole.

The arrangement of the parts such as the feeding plate, the feeding hopper and the like realizes the automatic and continuous feeding of the exhaust pipe. During specific work, the exhaust pipe located in the feeding hopper falls into the feeding hole below the feeding hopper under the action of gravity, then the output end of the feeding plate driving device drives the feeding plate to move along the guide rail on the surface of the transverse mounting plate until the feeding hole moves to the upper part of the exhaust pipe feeding groove, at the moment, the exhaust pipe located in the feeding hole falls into the exhaust pipe feeding groove under the action of gravity, and then the output end of the feeding plate driving device drives the feeding plate to recover the original position so as to feed next time. The feeding plate driving device is preferably a cylinder, and a cylinder body of the feeding plate driving device is fixedly arranged on the transverse installation press. The feeding hopper is fixedly connected with the transverse mounting plate through a plate, a gap is formed between the bottom end of the feeding hopper and the transverse mounting plate, and the feeding hopper can just accommodate the feeding plate.

Preferably, the automatic pipe connecting machine of the present embodiment further includes an exhaust pipe heating device 4, the exhaust pipe heating device includes a mounting frame 401 and a mounting ring 402 located in front of an output end of the exhaust pipe feeding device, and the mounting ring is provided with a plurality of combustion pipes 403.

The exhaust pipe heating device realizes heating of the exhaust pipe, so that the exhaust pipe is in a molten state and is convenient to be connected with the bulb. During specific work, the exhaust pipe moves to the center of the mounting ring under the conveying of the exhaust pipe feeding device, then flame sprayed from the end parts of the combustion pipes burns the end parts of the exhaust pipe, heating is stopped after the flame is melted, and the exhaust pipe continues to move towards the bulb direction under the driving of the exhaust pipe feeding device.

Preferably, the automatic tube connecting machine of the present embodiment further includes a bulb testing device 5, the bulb testing device includes a testing jig 501, an upper slider 502 and a lower slider 503 slidably disposed on the testing jig, a slider driving device 504 for driving the upper slider or the lower slider to move, an upper press block 505 connected to the upper slider, and a lower press block 506 connected to the lower slider, the upper press block is located right above the lower press block, a communicating cavity is disposed in the upper press block or the lower press block, one end of the communicating cavity is communicated with an input end of a gas pressure sensor 507, the other end of the communicating cavity is capable of being communicated with an inner cavity of a bulb, and the bulb testing device further includes an input tube 508.

The bulb testing device realizes the detection of the bulb, when the bulb leaks gas due to the overlarge butt joint hole, namely the ignited gas and oxygen mixed gas heats the lamp tube through the welding nozzle and inflates and punches the hole, or the pressure of the coal and oxygen gas is unstable, so that the lamp tube cannot be broken, components such as an exhaust pipe feeding device and the like positioned at the downstream do not act, and the production cost is saved. When the bulb conveying device works specifically, when a bulb is conveyed to a preset station, the upper sliding block and the lower sliding block move oppositely under the driving of the sliding block driving device until the upper sliding block drives the upper pressing block to move to the top end of the bulb, the lower sliding block drives the lower pressing block to move to the bottom end of the bulb, at the moment, the lower pressing block seals the bottom end of the bulb, the end face of the upper pressing block seals the top end of the bulb, the communication cavity is communicated with the inner cavity of the bulb, at the moment, the input tube is just positioned in the connecting hole in the middle of the bulb, the bulb is gradually inflated through the connecting hole, the air pressure in the bulb is gradually increased along with the inflation of the input tube, the air pressure sensor communicated with the inner cavity of the bulb through the communication cavity gradually senses the increase of the pressure, if the bulb is not inflated, the air pressure sensor senses a preset pressure value, and if the bulb, the controller connected with the gas pressure sensor can judge whether the bulb leaks gas or not according to the pressure value. The gas pressure sensor is installed on the top end of the test frame through the L plate, the sliding block driving device is an air cylinder, a cylinder body of the gas pressure sensor is fixedly arranged on the top end of the test frame, an output end of the gas pressure sensor is connected with the upper sliding block, the upper sliding block is connected with the lower sliding block through the rack and the gear assembly, the upper sliding block and the lower sliding block can be linked, specifically, when the upper sliding block moves, the rack on the upper sliding block drives the gear to rotate, and then the sliding block moves in the opposite direction under the driving of the other rack which is meshed with the gear and arranged on the. The upper pressing block and the lower pressing block move through the connecting rod, the upper pressing block and the lower pressing block respectively, the communication cavity is arranged in the upper pressing block, and the bottom of the communication cavity is provided with a vent hole so as to realize communication with the inner cavity of the bulb. The input tube is mounted on the exhaust tube mount 509 by an L mount.

Preferably, the automatic pipe connecting machine of the present embodiment further includes a workbench 10, a plurality of bulb clamping tools 7 disposed on the workbench, and a workbench driving device for driving the workbench to rotate, where each bulb clamping tool includes a support 701, two mounting shafts 702 rotatably disposed on the support, and a clamping block 703 having one end disposed on the mounting shaft, one end of each mounting shaft is provided with a reset rod 704, the other end of one of the two mounting shafts is provided with an operating rod 705, a compression spring (not shown in the figure) is further disposed between the two reset rods, and the two mounting shafts are engaged with each other by teeth.

The setting of workstation for a plurality of bulbs press from both sides tight frock and rotate around its center under the drive of workstation, thereby make each bulb can accept each process operation in proper order. The bulb clamping tool is arranged, so that the bulb is clamped, and the bulb connecting operation is facilitated. When the bulb is stable, the operating rod is released, the pressure spring between the two reset rods drives the reset rod and the installation shaft connected with the reset rod to rotate in the opposite direction, and the two clamp blocks are closed, so that the bulb is clamped between the two clamp blocks. Wherein, the support is L type support, and both ends set up two plates that are used for installing the axle respectively about the vertical board of L type support, and the both ends of installation axle rotationally set up respectively on two upper and lower plates, and the release link sets up in the top of installation axle, and the bottom of one of them installation axle is located to the action bars, and concrete during operation, the action bars passes through the promotion realization rotation of cylinder. The number of the bulb clamping tools can be set as required, and the plurality of bulb clamping tools are uniformly distributed at the edge of the surface of the circular workbench, wherein the workbench driving device can be a stepping motor.

Preferably, the automatic tube connecting machine of this embodiment further includes a bulb feeding assembly 8, where the bulb feeding assembly includes a feeding base 801, a feeding rod 802 rotatably disposed on the feeding base, a feeding driving rod 804 connected to a rotating shaft 803 of the feeding rod, and a feeding cylinder 805 having an output end hinged to the feeding driving rod, one end of the feeding rod is fixedly connected to the rotating shaft, and the other end of the feeding rod is provided with a bulb clamping device, where the bulb clamping device includes a clamping base 806 disposed at an end of the feeding rod, a bulb clamping cylinder 807 having a cylinder body fixedly disposed on the clamping base, and a bulb clamping plate 808 connected to an output shaft of the bulb clamping cylinder.

The arrangement of the feeding rod, the feeding driving rod, the feeding cylinder and the bulb clamping device realizes the feeding operation of the bulb. The utility model discloses a lamp bulb clamping cylinder, including lamp bulb clamping cylinder, and lamp bulb clamping cylinder, the lamp bulb clamping cylinder is fixed on the lamp bulb clamping cylinder, and the lamp bulb is pressed from both sides tight seat and is removed to pressing from both sides tight seat, and the lamp bulb is pressed from both sides tight frock, and the lamp bulb is pressed from both sides tight back to the lamp bulb clamping cylinder release lamp bulb and resume the normal position, thereby realize the automatic feeding to the lamp bulb. Wherein, the end of the bulb clamping plate is provided with a V-shaped positioning groove 809, and when clamping, the bulb is positioned in the V-shaped positioning groove.

Preferably, the automatic tube connecting machine of the present embodiment, the bulb feeding assembly further includes a trough assembly, the trough assembly includes a trough 810 for placing the bulb, a top block 811 disposed between the trough output end and the bulb clamping device, a top block lifting device 812 for driving the top block to lift, and positioning hooks 813 disposed on two sides of the clamping seat, the top surface of the top block is an inclined surface, and the positioning hooks are disposed on the output end of the trough.

The storage and the automatic feeding of bulbs are realized by the arrangement of the trough assembly, so that the automation and the efficiency of bulb feeding are further improved. During specific work, the bulb arranged at the output end of the trough contacts with the side face of the positioning hook, and the side face of the positioning hook can prevent the bulb from rolling down from the trough. At the moment, the bulb located at the output end is just located right above the ejector block, during feeding, the ejector block rises under the action of the ejector block lifting device until the bulb is jacked to a position exceeding the positioning hook, the top surface of the positioning hook is a bulb groove 814, because the top surface of the ejector block is an inclined surface, when the bulb is jacked to the position above the positioning hook, the bulb rolls down to the bottom of the bulb groove of the positioning hook along the inclined surface of the ejector block under the action of weight, the bulb is just located between the clamping seat and the bulb clamping plate at the moment, then the bulb clamping device clamps the bulb and finishes feeding of the bulb in the mode, and meanwhile, the ejector block returns to the original position to wait for next feeding. Wherein the jacking block lifting device is a cylinder. The trough may have rollers 815 positioned thereon, with a gap between the rollers and the bottom surface of the trough allowing passage of only one bulb at a time, thereby preventing multiple bulbs from stacking at the output end of the trough. In addition, the cradle can be displaced in three dimensions by a three-dimensional table 816 to accommodate the bulb clamping device.

Preferably, the automatic pipe connecting machine of the present embodiment further includes a waste pipe detection assembly 9, and the waste pipe detection assembly includes a probe 901, a probe lifting device 902 for driving the probe to lift, a discharge device 903 electrically connected to the probe, a detection brush 904 located below the probe, and a controller electrically connected to the detection brush.

Some exhaust tubes are not perfectly aligned with the bulb when they are being taken over, resulting in air leakage between the exhaust tube and the bulb, which can result in waste products. The waste tube detection assembly is capable of detecting the waste tube and distinguishing it from the finished product. When the probe works, the probe extends into the bulb from the top opening of the bulb under the driving of the probe lifting device until the bottom end of the probe reaches the joint of the bulb and the exhaust pipe, the detection brush is arranged on the outer side of the joint of the bulb and the exhaust pipe at the moment, then the probe is in a high-pressure state through the discharging device electrically connected with the probe, if a gap exists at the joint of the bulb and the exhaust pipe, electric sparks can be generated between the detection brush which is in contact with the bulb and is made of metal wires and the probe, and the controller, preferably a PLC, electrically connected with the detection brush can detect the electric sparks according to the change of voltage, so that the bulb is judged to be a waste product. The probe lifting device is preferably a cylinder, and the discharging device, the probe, the detection brush and the probe lifting device are all mounted on the detection frame 905.

Preferably, the automatic pipe connecting machine of the present embodiment further includes a discharging assembly 6, the discharging assembly includes a claw device and a discharging device, the claw device includes a discharging sliding plate 601, a pneumatic claw 602 disposed above the discharging sliding plate, a claw rotation driving device 603 for driving the pneumatic claw to rotate, and a discharging sliding plate driving device 604 for driving the discharging sliding plate to move along the surface guide rail of the workbench, the discharging device includes a discharging chute 605, a transmission hole 607 is disposed on a bottom surface of the discharging chute, and a lifting bracket 608 and a bracket driving device 609 for driving the lifting bracket to lift are disposed below the transmission hole.

The arrangement of the claw device realizes the purpose of unloading finished products from the bulb clamping tool and inputting the finished products into the discharging device, and the discharging device realizes the output of the finished products. Specifically, the bulb on the bulb clamping tool is grabbed by the pneumatic claw under the driving of the air cylinder, meanwhile, the bulb is loosened in bulb clamping work, then the discharging sliding plate moves to the discharging device under the driving of the discharging sliding plate driving device, then the claw rotation driving device drives the claw to rotate until the bulb is in a horizontal position, the bulb is just located at the top end of the lifting bracket at the moment, then the bulb is loosened by the pneumatic claw, the lifting device descends until the lifting device descends to the position below the transmission hole, and then the bulb falls off to the discharging groove from the top end of the lifting bracket and slides into the output frame along the discharging groove. The pneumatic claw drives the connecting shaft 610 to move through the cylinder, and as the connecting shaft moves, the fingers 612, sleeved on the connecting shaft, of the rectangular hole 611 at one end move along with the connecting shaft and are opened or closed, so that the bulb is clamped. Wherein the middle part of finger articulates on the fixing base 613 of installation cylinder, and in addition, cleft hand rotation driving device is the cylinder, and it realizes the rotation drive to pneumatic cleft hand through the mode through being similar to bulb material loading subassembly material loading, and its specific structure and principle are not being repeated repeatedly

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that the invention can be implemented in other specific forms by a person skilled in the art without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description.

Furthermore, the above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention. Also, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (10)

1. The utility model provides an automatic pipe connecting machine, includes blast pipe pay-off subassembly (1), its characterized in that: the exhaust pipe feeding assembly comprises a push pipe pressing assembly (2) and an exhaust pipe positioning plate assembly (3), the push pipe pressing assembly comprises an installation base block (201), an exhaust pipe feeding groove (202) formed in the installation base block, an exhaust pipe driving device (203) for driving an exhaust pipe to move horizontally along the exhaust pipe feeding groove, an exhaust pipe pressing block (204) located on one side of the exhaust pipe feeding groove and a pressing block driving device (205) for driving the pressing block to press the exhaust pipe in the exhaust pipe feeding groove, a machine body of the pressing block driving device is arranged on the installation base block, pressing block inlets and outlets (206) for the exhaust pipe pressing blocks to enter and exit are formed in the side wall of the exhaust pipe feeding groove, the exhaust pipe positioning plate assembly comprises an exhaust pipe positioning plate (301) located on the front side of the output end of the exhaust pipe feeding groove and a positioning plate lifting, the exhaust pipe feeding assembly further comprises a mounting base block driving device (101) for driving the mounting base block to move towards the direction close to the bulb.

2. The automatic pipe splicing machine according to claim 1, wherein: blast pipe pan feeding device still includes vertical base plate (102), installation base block slidable ground sets up on vertical base plate, installation base block drive arrangement includes that the organism sets up driving motor (1011) on vertical base plate, and driving motor's output shaft and the axis connection of action wheel (1012), still is provided with on the vertical base plate from driving wheel (1013), and the action wheel reaches from the driving wheel on around having transmission band (1015), has linked firmly connecting seat (1014) on the transmission band, the connecting seat with installation base block links firmly.

3. The automatic pipe splicing machine according to claim 2, wherein: the top of the vertical base plate is also provided with a transverse mounting plate (105), the surface of the transverse mounting plate is slidably provided with a feeding plate (106) and a feeding plate driving device (107) for driving the feeding plate to move, the surface of the feeding plate is provided with a feeding hole (108) penetrating through the feeding plate along the thickness direction of the feeding plate, a feeding hopper (109) is also arranged above the feeding plate, and an output port of the feeding hopper is positioned above the feeding hole.

4. The automatic pipe splicing machine according to claim 1, wherein: the exhaust pipe heating device comprises an installation frame (401) and an installation ring (402) located on the front side of the output end of the exhaust pipe feeding device, and a plurality of combustion pipes (403) are arranged on the installation ring.

5. The automatic pipe splicing machine according to claim 1, wherein: still include bulb testing arrangement (5), bulb testing arrangement includes test jig (501), set up slider-up (502) and lower slider (503) on the test jig slidable, slider drive arrangement (504) that drive slider-up or lower slider removed, last briquetting (505) of being connected with the slider-up, lower briquetting (506) of being connected with the lower slider, it is located down the briquetting directly over to go up the briquetting, and go up the briquetting or be equipped with the intercommunication chamber down in the briquetting, the one end in intercommunication chamber and the input intercommunication of gas pressure sensor (507), the other end in intercommunication chamber can communicate with the inner chamber of bulb, bulb testing arrangement still includes input tube (508).

6. The automatic pipe splicing machine according to claim 1, wherein: still include workstation (10), locate a plurality of bulbs on the workstation and press from both sides tight frock (7) and drive workstation pivoted workstation drive arrangement, the bulb presss from both sides tight frock and includes support (701), rotationally sets up two installation axles (702) on the support, and epaxial clamp splice (703) are located to one end, the one end of installation axle is provided with release link (704), and the other end of one of them installation axle in two installation axles is provided with action bars (705), still is provided with the pressure spring between two release links to pass through tooth mesh between two installation axles.

7. The automatic pipe splicing machine according to claim 6, wherein: the bulb clamping device is characterized by further comprising a bulb feeding assembly (8), the bulb feeding assembly comprises a feeding seat (801), a feeding rod (802) rotatably arranged on the feeding seat, a feeding driving rod (804) connected with a rotating shaft (803) of the feeding rod, and a feeding cylinder (805) with an output end hinged with the feeding driving rod, one end of the feeding rod is fixedly connected with the rotating shaft, the other end of the feeding rod is provided with a bulb clamping device, the bulb clamping device comprises a clamping seat (806) arranged at the end part of the feeding rod, a bulb clamping cylinder (807) with a cylinder body fixedly arranged on the clamping seat, and a bulb clamping plate (808) connected with an output shaft of the bulb clamping cylinder.

8. The automatic pipe splicing machine according to claim 7, wherein: bulb material loading subassembly still includes the silo subassembly, the silo subassembly including be used for placing silo (810) of bulb, locate kicking block (811) between silo output and the bulb clamping device, kicking block elevating gear (812) that the drive kicking block goes up and down and be located the location hook (813) of pressing from both sides tight seat both sides, the top surface of kicking block is the inclined plane, the location hook sets up in the output of silo.

9. The automatic pipe splicing machine according to claim 8, wherein: the device is characterized by further comprising a waste pipe detection assembly (9), wherein the waste pipe detection assembly comprises a probe (901), a probe lifting device (902) for driving the probe to lift, a discharging device (903) electrically connected with the probe, a detection brush (904) positioned below the probe and a controller electrically connected with the detection brush.

10. The automatic pipe splicing machine according to claim 9, wherein: still include the subassembly (6) of unloading, the subassembly of unloading includes cleft hand device and discharge apparatus, and the cleft hand device is including slide (601) of unloading, locate the pneumatic cleft hand (602) of the slide top of unloading, drive pneumatic cleft hand pivoted cleft hand rotation drive arrangement (603), drive slide along workstation surface guide rail removal's slide drive arrangement (604) of unloading, discharge apparatus includes blowpit (605), is provided with transmission hole (607) on the bottom surface of blowpit, and the below of transmission hole is provided with lift bracket (608) and drive lift bracket lift's bracket drive arrangement (609).

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