CN113211052B - Automatic press-fitting equipment and method for plug of electric heating drying rack - Google Patents

Automatic press-fitting equipment and method for plug of electric heating drying rack Download PDF

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Publication number
CN113211052B
CN113211052B CN202110562762.0A CN202110562762A CN113211052B CN 113211052 B CN113211052 B CN 113211052B CN 202110562762 A CN202110562762 A CN 202110562762A CN 113211052 B CN113211052 B CN 113211052B
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Prior art keywords
press
fitting
drying rack
movable
plug
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CN113211052A (en
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吴剑斌
林志辉
郑辉生
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Jiangxi Avonflow Heating Ventilation Technology Co ltd
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Jiangxi Avonflow Heating Ventilation Technology Co ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P19/00Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
    • B23P19/02Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
    • B23P19/027Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same using hydraulic or pneumatic means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P19/00Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
    • B23P19/001Article feeders for assembling machines
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P19/00Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
    • B23P19/001Article feeders for assembling machines
    • B23P19/006Holding or positioning the article in front of the applying tool
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P19/00Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
    • B23P19/001Article feeders for assembling machines
    • B23P19/007Picking-up and placing mechanisms

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Automatic Assembly (AREA)

Abstract

An automatic press-fitting device for an electric heating drying rack plug comprises a rack and press-fitting units arranged on the rack, wherein the press-fitting units comprise two groups which are symmetrically arranged in opposite directions and are used for press-fitting the plug on a drying rack; the amplitude modulation device is connected with one group of press-mounting units, and the distance between the amplitude modulation device and the other group of press-mounting units is controlled so as to adapt to the length of the drying rack; and the conveyor is used for conveying the drying rack. The automatic press-fitting device realizes the automatic press-fitting operation of the drying rack plug, ensures the press-fitting efficiency and quality, realizes the adjustment of drying racks with different specifications through the arranged amplitude modulation device and two groups of press-fitting units which are symmetrically arranged in opposite directions, and has wide application range.

Description

Automatic press-fitting equipment and method for plug of electric heating drying rack
Technical Field
The invention relates to the field of drying racks, in particular to automatic press-fitting equipment for an electric heating drying rack plug, and further relates to a press-fitting method.
Background
In the production process of the conventional electric heating drying rack, a drying rack main body is assembled by a vertical pipe and a horizontal pipe after a pipe expanding process, and after a plugging process is carried out, plug assemblies are manually plugged into vertical pipe holes on two sides of the drying rack main body one by one, and are knocked to be flush with the end faces of the vertical pipes by using a hammer.
Due to the continuous expansion of the yield, the required manpower quantity and the labor intensity are increased day by day, and an automatic assembly device is urgently needed to replace the manpower, reduce the labor intensity and improve the production efficiency.
Disclosure of Invention
The present invention is provided to solve the problems posed by the background art, and the present invention is further described below.
The utility model provides an automatic pressure equipment of electric heat stoving frame end cap, including the frame, still including setting up in the frame:
the press-fitting units comprise two groups which are symmetrically arranged in opposite directions and are used for press-fitting the plugs on the drying rack;
the amplitude modulation device is connected with one group of press-mounting units, and the distance between the amplitude modulation device and the other group of press-mounting units is controlled so as to adapt to the length of the drying rack;
and the conveyor is used for conveying the drying rack.
Preferably, the rack comprises a rack body as a main body, a working table plate is arranged at the top of the rack body, the bottom of the rack body is connected with a ground pin assembly, and a connecting threaded hole for fixing the press-fitting unit and a long rectangular groove for restraining and guiding the amplitude modulation device are formed in the working table plate.
Preferably, the connecting threaded holes comprise a plurality of connecting threaded holes which are arranged at intervals in the direction of the transverse central axis of the rack, and the connecting threaded holes can be selected according to the length of the drying rack of the plug to be pressed so as to install the pressing unit.
Preferably, the amplitude modulation device comprises a screw rod assembly, a sliding block connected with a bottom plate of the press-fitting unit, a hand wheel, and a fixed support bearing seat and a floating support bearing seat which are arranged on the machine frame. And the hand wheel is rotated, the lead screw drives the slide block and the movable side of the press-mounting unit to move forwards or backwards, and the distance between the side press-mounting unit is adjusted and fixed to adapt to the size of a product.
Preferably, the two sets of press-fitting units have the same structure and are interchangeable, and the press-fitting unit comprises: the bottom plate is connected to the amplitude modulation device; the two groups of press-fitting assemblies are arranged on the bottom plate and comprise two groups of fixed press-fitting assemblies and two groups of movable press-fitting assemblies, and the two groups of press-fitting assemblies have the same structure; the wire rail is arranged on the bottom plate, and the movable press-fitting assembly is arranged on the wire rail; the double-shaft cylinder is arranged on the support, and the output of the double-shaft cylinder is connected with the press-mounting assembly; the manipulator is used for grabbing the plug; the vibration feeding bin is used for conveying the plugs; and the detection device is used for detecting the grabbing condition of the manipulator and the in-place condition of the plug.
Optionally, four block-up blocks are arranged on the bottom plate, and the fixed press-fitting assembly is arranged on the block-up blocks and has the same height as the movable press-fitting assembly.
Preferably, the press-fitting assembly comprises a support, a guide pillar, a movable platen, an elastic sleeve, a prepressing plate, an oil cylinder, a flange, an extrusion head, a push plate cylinder, a lifting cylinder and a clamp; one side of the support is provided with an oil cylinder, the other side of the support is provided with four guide pillars, and a movable platen, an elastic sleeve and a prepressing plate are sequentially sleeved on the guide pillars; the piston rod of the oil cylinder is connected with the movable platen through a flange; one side of the extrusion head is inserted and fixed on the movable platen, and the other side of the extrusion head is inserted into a plug preset cavity on the prepressing plate and is in sliding fit with the plug preset cavity; the section shape of the extrusion head is consistent with the outline of the plug, and an elastic sleeve is arranged between the movable pressing plate and the prepressing plate; the push plate cylinder is hinged and fixed on the support, a piston rod of the push plate cylinder is connected with the prepressing plate, and a group of lifting cylinders and clamps are arranged in front of the prepressing plate.
Preferably, the feeding device comprises: the two groups of conveyors are arranged on two sides of the rack and are in transmission connection through transmission shafts; and the speed reducer is arranged on the rack, and the output of the speed reducer is connected with the conveyor to drive the conveyor to rotate.
Preferably, the two sides of the rack are oppositely provided with guide plates, and the travel of the drying rack is limited in a single direction through the wire guide plates.
Optionally, a material blocking cylinder and an inductor are arranged on the frame; when the drying frame advances in place, the material blocking cylinder acts, and the piston rod stretches out to block the drying frame from advancing so as to position the drying frame on the lifting cylinder. The drying rack between marcing is positioned fast and accurately.
Preferably, the lifting cylinder adopts a cylinder with a three-position electromagnetic valve and capable of stopping at any position in the stroke of the cylinder; before press mounting, the extending heights of the piston rods of the lifting cylinders of the two groups of press mounting assemblies are different, and a height difference exists; when the drying rack moves to the high-position lifting cylinder, the drying rack is stopped by the clamp of the high-position press-fitting assembly; then the lifting cylinder at the lower position acts to jack the clamp connected with the lifting cylinder to the same height, and then the double-shaft cylinder acts to control the clamping drying rack of the clamp; then, the two groups of lifting cylinders rise to jack up the drying rack, and then the drying rack is pressed and mounted; after the operation of the two groups of lifting cylinders is finished, the drying rack is placed on the feeding device, the feeding device controls the clamp to be positioned below the drying rack, and the drying rack leaves the press mounting position; and finally, the lifting cylinder located at the high position is reset initially.
Preferably, the two groups of press-fitting units on the fixed side and the movable side have the same structure and have interchangeability; the two groups of press-fitting assemblies in the fixed side and the movable side have interchangeability in structure and also in installation mode and action principle; the two groups of press-fitting assemblies are arranged on the linear rail, and the two groups of press-fitting assemblies are driven to synchronously approach or separate from each other under the driving part; the number of the heightening blocks is reduced, the structure is less, meanwhile, the two groups of press-fitting assemblies have complete interchangeability, and the installation convenience and the control capability are improved.
Preferably, the elevating cylinder located at a high position is provided according to a traveling direction of the drying rack.
The invention also provides a press mounting method of the plug of the electrothermal drying rack, which comprises the following steps:
s1, the four mechanical arms pick up the plugs, the push plate cylinder extends out to push the prepressing plate to advance so that the mechanical arms are separated from the vibration bin, the mechanical arms rotate and move downwards, the push plate cylinder retracts, and the mechanical arms rotate and move upwards to reset after releasing the plugs;
s2, when the sensor on the feeding device on the inlet side detects the drying rack, the conveyor is started to convey the drying rack to a working position and then the drying rack is stopped;
s3, lifting the lifting cylinders of the four groups of press-fitting assemblies simultaneously to lift the drying rack in place, and driving the clamping drying rack of the control clamp by the double-shaft cylinder;
s4, piston rods of oil cylinders of the four groups of press-fitting assemblies extend out simultaneously, when the prepressing plate contacts the drying rack, the elastic sleeve is compressed by the counterforce, and the prepressing plate retreats continuously until the extrusion head presses the plug into a vertical pipe hole of the drying rack;
s5, simultaneously retracting the piston rods of the oil cylinders of the four groups of press-fitting assemblies, and resetting the prepressing plate under the action of the elastic sleeve;
s6, simultaneously retracting and descending the lifting cylinders of the four groups of press-fitting assemblies to place the drying rack on the feeding device, and retracting the double-shaft cylinders to drive the control clamp to loosen the drying rack;
and S7, conveying the drying rack to a discharging position by the feeding device, and repeatedly executing the steps S1-S7.
Has the advantages that: compared with the prior art, the automatic press-fitting device realizes the automatic press-fitting operation of the drying rack plug, ensures the press-fitting efficiency and quality, realizes the adjustment of drying racks with different specifications through the arranged amplitude modulation device and two groups of press-fitting units which are symmetrically arranged in opposite directions, and has wide application range.
Drawings
FIG. 1: the invention is a schematic three-dimensional structure;
FIG. 2: the invention is a frame structure schematic diagram;
FIG. 3: the structure schematic diagram of the amplitude modulation device of the invention;
FIG. 4: the invention discloses a structural schematic diagram of a fixed side press-mounting unit;
FIG. 5: the invention is a schematic structural diagram of a movable side press-mounting unit;
FIG. 6: the invention discloses a schematic diagram of a press-fitting assembly and a manipulator picking plug;
FIG. 7: the press-fitting assembly and the manipulator placing plug are schematically illustrated;
FIG. 8: the sectional structure of the press-fitting assembly is schematically shown;
FIG. 9: the structure of the conveyor is schematically shown.
Detailed Description
Some embodiments of the invention are described in detail below with reference to figures 1-9.
An automatic press-fitting device for an electric heating drying rack plug comprises a rack 1, an amplitude modulation device 2 arranged on a transverse central axis of the rack 1, two groups of press-fitting units 3 symmetrically arranged in opposite directions and a double-row coaxial transmission conveyor 4.
As shown in fig. 2, the frame 1 includes a frame body 12 as a main body, a work table 11 is disposed on the top of the frame body 12, a foot assembly 13 is connected to the bottom of the frame body 12, and a connection screw hole 111 for fixing the press-fitting unit and a long rectangular groove 113 for restraining and guiding the amplitude modulation device are disposed on the work table 11.
The connecting threaded holes 111 comprise a plurality of connecting threaded holes 111 which are arranged at intervals in the direction of the transverse central axis of the rack 1, and the connecting threaded holes 111 can be selected according to the length of the drying rack of the plug to be pressed so as to install the pressing unit.
As shown in fig. 3, the amplitude modulation device 2 includes a screw rod assembly 21, a slider 22 connected to a bottom plate 31 of the press-fitting unit 3, a hand wheel 25, and a fixed support bearing seat 23 and a floating support bearing seat 24 mounted on the frame. The hand wheel 25 is rotated, the screw rod 21 drives the slide block 22 and the movable side of the press-fitting unit 3 to move forwards or backwards, and the distance between the side press-fitting units is adjusted and fixed to adapt to the size of a product.
The press-fitting unit 3 comprises two groups of fixed sides (figure 4) and movable sides (figure 5), which are oppositely and symmetrically arranged, wherein one group is fixed on the working table plate 11 of the frame 1 as a fixed side, and the other group is connected with the slide block 22 of the amplitude modulation device 2 as a movable side.
The two sets of press-fitting units 3 on the fixed side and the movable side have the same structure and are interchangeable, and the difference is that the movable side is mounted on the amplitude modulation device 2 and moves along with the adjustment of the amplitude modulation device 2 so as to adapt to the size of the drying rack.
The press mounting unit 3 comprises a base plate 31 connected to the amplitude modulation device 2, two groups of press mounting assemblies 36 including a fixed press mounting assembly and a movable press mounting assembly are arranged on the base plate 31, the two groups of press mounting assemblies 36 are identical in structure, and the difference is that the movable press mounting assembly is movable, so that the distance between the movable press mounting assembly and the fixed press mounting assembly is changed to adapt to the widths of different drying racks, and the specific scheme is as follows: two wire rails 34 are arranged on the bottom plate 31, the movable press-fitting assembly is arranged on the wire rails 34, and the distance between the movable press-fitting assembly and the fixed press-fitting assembly can be controlled through a driving part such as an air cylinder.
In order to realize the equal heights of the two groups of press-fitting assemblies 36, four block-ups 32 are arranged on the bottom plate 31, and the fixed press-fitting assemblies are arranged on the block-ups 32 and are equal in height to the movable press-fitting assemblies.
The bottom plate 31 side is also connected with a backup plate 35.
As shown in fig. 6 and 7, the press-fitting assembly 36 includes a support 3601, a guide post 3602, a movable platen 3603, an elastic sleeve 3604, a pre-pressing plate 3605, an oil cylinder 3606, a flange 3607, an extrusion head 3608, a push plate air cylinder 3609, a lifting air cylinder 3610 and a clamp 3611. An oil cylinder 3606 is installed on one side of the support 3601, four guide posts 3602 are arranged on the other side of the support 3601, and a movable platen 3603, an elastic sleeve 3604 and a prepressing plate 3605 are sequentially sleeved on the support 3601; a piston rod of the oil cylinder 3606 is connected with the movable platen 3603 through a flange; one side of an extrusion head 3608 is inserted and fixed on the movable platen 3603, and the other side of the extrusion head 3608 is inserted into a plug pre-arranged cavity 36051 on the pre-pressing plate 3605 and is in sliding fit with the plug pre-arranged cavity 36051; the section shape of the extrusion head 3608 is consistent with the outline of the plug, and an elastic sleeve 3604 is arranged between the movable pressing plate 3603 and the prepressing plate 3605; the push plate cylinder 3609 is hinged and fixed on the support 3601, a piston rod of the push plate cylinder 3609 is connected with the prepressing plate 3605, and a group of lifting cylinders 3610 and clamps 3611 are arranged in front of the prepressing plate 3605.
The press-fitting unit 3 further comprises a double-shaft cylinder 33, two groups of manipulators 37, a vibration feeding bin 38 and a detection device 39, wherein the double-shaft cylinder 33 is arranged on the support 3601, the output of the double-shaft cylinder 33 is connected with a clamp 3611 positioned on the jacking cylinder 3610, and the clamp 3611 is controlled to be clamped or loosened; a set of manipulator 37 for taking and placing the plugs 381 is arranged in the middle of the pre-pressing plate 3605 of each group of press-fitting assemblies 36, a set of vibration bin 38 and a set of detection device 39 are symmetrically arranged on two sides of the pre-pressing plate 3605 respectively, the vibration bin 38 arranges the plugs at the taking positions of the manipulator 37 in sequence through vibration, the manipulator 37 waits for grabbing, the detection device 39 is used for detecting the grabbing condition of the manipulator 37 and the in-place condition of the plugs, the manipulator 37, the vibration bin 38 and the detection device 39 are all the prior art, and details are not repeated in this embodiment.
As shown in fig. 9, the feeding device 4 includes 2 conveyors 41 disposed on the frame 1, the conveyors 41 are connected and driven by a transmission shaft 43, the frame 1 is further provided with a speed reducer 42, an output of the speed reducer 42 is connected to the conveyors 41, and the conveyors 41 are of a chain plate type and driven by the speed reducer 42 to rotate. The conveyer of the feeding device, which is arranged on one fixed side, is provided with a speed reduction motor as a driving side, the conveyer, which is arranged on the other side and is connected with the movable side pressing unit, is a driven side, and the conveyer is connected with the movable side pressing unit through a transmission shaft to form a double-row coaxial conveyer which drives the drying rack to move stably.
The two sides of the frame 1 are oppositely provided with guide plates 44, and the travel of the drying rack is limited in a single direction through the wire guide plates 44.
The invention aims to realize automatic press fitting of a drying rack plug, the requirement on coaxiality of the drying rack and the plug during press fitting is high, in order to realize rapid and accurate positioning of the drying rack during advancing, a material blocking cylinder 45 and an inductor can be arranged on a rack 1, when the drying rack advances in place, the material blocking cylinder 45 acts, a piston rod extends out to block the drying rack from advancing so as to position the drying rack on a lifting cylinder 3610, then the lifting cylinder 3610 acts to jack the drying rack, then a double-shaft cylinder 33 controls a clamp 3611 to clamp the drying rack 5, and then press fitting operation of the plug is carried out.
The following further describes the method of the present invention with reference to the following examples and the accompanying drawings.
S1, the four mechanical arms 37 pick up the plugs 381, the push plate cylinder 3609 extends to push the prepressing plate 3605 to advance, so that the mechanical arms 37 are separated from the vibration bin 38, the mechanical arms 37 rotate and descend 90 degrees, the push plate cylinder 3609 retracts, and the mechanical arms 37 rotate and ascend 90 degrees to reset after releasing the plugs 381;
s2, when the sensor 46 on the feeding device 4 on the inlet side detects the drying rack 5, the conveyor is started to convey the drying rack to the working position and then the drying rack is stopped;
s3, lifting cylinders 3610 of the four groups of press-fitting assemblies 36 are lifted simultaneously to lift the drying rack 5 in place, and a double-shaft cylinder 33 drives and controls a clamp 3611 to clamp the drying rack 5;
s4, piston rods of oil cylinders 3606 of the four groups of press-fitting assemblies 36 extend out simultaneously, when the prepressing plate 3605 contacts the drying rack, the elastic sleeve 3604 is compressed by the reaction force, and the prepressing plate 3605 retreats continuously until the extrusion head 3608 presses the plug 381 into a vertical pipe hole of the drying rack;
s5, piston rods of oil cylinders 3606 of the four groups of press-fitting assemblies 36 retract simultaneously, and the prepressing plates 3605 reset under the action of the elastic sleeves 3604;
s6, the lifting cylinders 3610 of the four groups of press-fitting assemblies 36 retract and descend simultaneously to place the drying rack 5 on the feeding device 4, and the double-shaft cylinder 33 retracts to drive the control clamp 3611 to loosen the drying rack 5;
s7, the feeding device 4 conveys the drying rack 5 to a discharging position, and the steps S1-S7 are repeatedly executed.
In another embodiment, the material blocking cylinder 45 arranged on the frame 1 is omitted, and the function of the material blocking cylinder is replaced by the clamp 3611, and the specific embodiment is as follows: the lifting cylinder 3610 adopts a cylinder with a three-position electromagnetic valve and capable of staying at any position in the stroke, before press mounting, the heights of the piston rods of the lifting cylinders 3610 of the two groups of press mounting assemblies 36 are different, and a height difference exists, when the drying rack moves to the lifting cylinder 3610 positioned at a high position, the drying rack is stopped and stopped by the clamp 3611 of the press mounting assembly 36 positioned at the high position, then the lifting cylinder 3610 positioned at a low position acts to jack the clamp 3611 connected with the drying rack to the same height, then the double-shaft cylinder 33 acts to control the drying rack 5 clamped by the clamp 3611, then the two groups of lifting cylinders 3610 are lifted to jack the drying rack, the subsequent press mounting process is consistent with the above embodiment, after press mounting, the two groups of lifting cylinders 3610 act to place the drying rack on the feeding device 4, the feeding device 4 controls the clamp 3611 to be positioned below the drying rack, and the drying rack can leave the press mounting position, finally, initially, the high lift cylinder 3610 is reset.
In order to improve the replaceability, the two sets of press-fitting units 3 on the fixed side and the movable side have the same structure and have interchangeability, and the two sets of press-fitting assemblies 36 in the fixed side and the movable side also have interchangeability at the same time, and the difference is that the installation modes and the operation principles of the two sets of press-fitting assemblies 36 in the fixed side and the movable side are different, further, in another embodiment, the two sets of press-fitting assemblies 36 in the fixed side and the movable side have complete interchangeability, namely, the press-fitting units have interchangeability not only in structure but also in installation modes and operation principles, and the scheme is as follows:
the heightening blocks 32 are removed, the two groups of press-fitting assemblies 36 are arranged on the linear rails 34, the two groups of press-fitting assemblies 36 are inevitably equal in height on the premise of consistent structure, meanwhile, the two groups of press-fitting assemblies 36 are driven to synchronously approach or separate from each other under the driving part, and the distance between the two groups of press-fitting assemblies 36 can be adjusted according to the width of the drying rack. In this embodiment, the number of the heightening blocks 32 is reduced, the structure is less, meanwhile, the two sets of press-fitting assemblies 36 have complete interchangeability, and the installation convenience and the control capability are improved.
It should be noted that, on the premise that the two sets of press-fitting assemblies 36 are completely interchangeable, the lifting cylinder 3610 is a cylinder with a three-position solenoid valve and capable of staying at any position in the stroke, so that the lifting cylinder 3610 of any one press-fitting assembly 36 can be controlled to be located at a high position in this embodiment, and the operations of positioning, clamping, jacking, press-fitting and the like can be performed on the drying rack no matter which direction the drying rack travels from, that is, the travel direction of the drying rack is not limited.
The automatic press-fitting device realizes the automatic press-fitting operation of the drying rack plug, ensures the press-fitting efficiency and quality, realizes the adjustment of drying racks with different specifications through the arranged amplitude modulation device and two groups of press-fitting units which are symmetrically arranged in opposite directions, and has wide application range.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (5)

1. The utility model provides an automatic pressure equipment of electric heat stoving frame end cap, includes frame (1), its characterized in that: still including setting up on frame (1):
the movable side pressing unit and the fixed side pressing unit are symmetrically arranged in opposite directions and are used for pressing the plug on the drying rack (5);
the amplitude modulation device (2) is connected with the movable side pressing unit and controls the distance between the movable side pressing unit and the fixed side pressing unit to adapt to the length of the drying rack (5);
the feeding device (4) is positioned between the movable side pressing unit and the fixed side pressing unit and used for conveying the drying rack (5);
the structure of activity side pressure equipment unit and fixed side pressure equipment unit is unanimous, has interchangeability, and activity side pressure equipment unit includes:
a bottom plate (31);
the structure of the fixed press-fitting component is consistent with that of the movable press-fitting component, and the fixed press-fitting component is arranged on the bottom plate (31);
the wire rail (34) is arranged on the bottom plate (31), and the movable press-fitting assembly is arranged on the wire rail (34);
the double-shaft cylinder (33) is arranged on the support (3601) of the movable press-fitting assembly, and the double-shaft cylinder (33) is used for driving the movable press-fitting assembly to move on the linear rail (34) to adjust the distance between the movable press-fitting assembly and the fixed press-fitting assembly;
the manipulator (37) is used for grabbing the plug;
the vibration feeding bin (38) is used for conveying the plugs;
the detection device (39) is used for detecting the grabbing condition of the manipulator (37) and the in-place condition of the plug;
a bottom plate (31) of the movable side press-mounting unit is connected to the amplitude modulation device (2);
a bottom plate (31) of the fixed side press-mounting unit is fixedly connected to the rack (1);
the movable press-fitting assembly comprises a support (3601), guide pillars (3602), a movable pressing plate (3603), an elastic sleeve (3604), a pre-pressing plate (3605), an oil cylinder (3606), a flange (3607), an extrusion head (3608), a push plate air cylinder (3609), a lifting air cylinder (3610) and a clamp (3611), wherein the oil cylinder (3606) is installed on one side of the support (3601), four guide pillars (3602) are arranged on the other side of the support, and the movable pressing plate (3603), the elastic sleeve (3604) and the pre-pressing plate (3605) are sequentially sleeved on the four guide pillars (3602); a piston rod of the oil cylinder (3606) is connected with the movable platen (3603) through a flange (3607); one side of an extrusion head (3608) is inserted and fixed on the movable platen (3603), and the other side of the extrusion head is inserted into a plug preset cavity on the prepressing plate (3605) and is in sliding fit with the plug preset cavity; the section shape of the extrusion head (3608) is consistent with the outline of the plug, and an elastic sleeve (3604) is arranged between the movable pressing plate (3603) and the prepressing plate (3605); the push plate cylinder (3609) is hinged and fixed on the support (3601), a piston rod of the push plate cylinder is connected with the prepressing plate (3605), a group of lifting cylinders (3610) and clamps (3611) are arranged in front of the prepressing plate (3605), the lifting cylinders (3610) are fixedly connected to the support (3601), the output ends of the lifting cylinders (3610) are connected with the clamps (3611), and the lifting cylinders (3610) drive the clamps (3611) to lift.
2. The automatic press-fitting equipment for the plug of the electrothermal drying rack according to claim 1, which is characterized in that: the amplitude modulation device (2) comprises:
the fixed supporting bearing seat (23) and the floating supporting bearing seat (24) are arranged on the rack (1);
the screw rod assembly (21) is arranged on the fixed support bearing seat (23) and the floating support bearing seat (24);
the sliding block (22) is arranged on the screw rod assembly (21), and the sliding block (22) is connected with the movable side press-mounting unit;
and the connecting hand wheel (25) is connected to one end of the screw rod assembly (21).
3. The automatic press-fitting equipment for the plug of the electrothermal drying rack according to claim 1, which is characterized in that:
four block-up blocks (32) are arranged on the bottom plate (31);
the fixed press-fitting component is arranged on the block (32) and has the same height as the movable press-fitting component.
4. The automatic press-fitting equipment for the plug of the electrothermal drying rack according to claim 1, which is characterized in that: the feeding device (4) comprises:
the two conveyors (41) are arranged on two sides of the rack (1) and are connected and driven through a transmission shaft (43);
and the speed reducer (42) is arranged on the rack (1), and the output of the speed reducer is connected with the conveyor (41) positioned on one side of the fixed side pressing unit to drive the conveyor (41) to rotate.
5. A press-fitting method of the automatic press-fitting equipment for the plug of the electrothermal drying rack according to claim 1 is characterized in that: the method comprises the following steps:
s1, the plugs are picked up by the four mechanical arms (37), the push plate cylinder (3609) extends to push the prepressing plate (3605) to advance to enable the mechanical arms (37) to be separated from the vibration feeding bin (38), the mechanical arms (37) rotate and move downwards for 90 degrees, the push plate cylinder (3609) retracts, and the mechanical arms (37) rotate and move upwards for 90 degrees to reset after releasing the plugs;
s2, when the sensor (46) on the feeding device (4) on the inlet side detects the drying rack (5), the conveyor (41) is started to convey the drying rack to a working position and then the drying rack stops;
s3, lifting cylinders (3610) of the two fixed press-fitting assemblies and the two movable press-fitting assemblies simultaneously lift the drying rack (5) to a proper position, and a double-shaft cylinder (33) drives and controls a clamp (3611) to clamp the drying rack (5);
s4, piston rods of oil cylinders (3606) of the two fixed press-fitting assemblies and the two movable press-fitting assemblies extend out simultaneously, when the prepressing plate (3605) contacts the drying rack (5), the elastic sleeve (3604) is compressed by the reaction force, and the prepressing plate (3605) continuously retreats until the extrusion head (3608) presses the plug into a vertical pipe hole of the drying rack (5);
s5, piston rods of oil cylinders (3606) of the two fixed press-fitting assemblies and the two movable press-fitting assemblies retract simultaneously, and the prepressing plate (3605) resets under the action of the elastic sleeve (3604);
s6, simultaneously retracting and descending lifting cylinders (3610) of the two fixed press-fitting assemblies and the two movable press-fitting assemblies to place the drying rack (5) on the feeding device (4), and retracting the double-shaft cylinder (33) to drive the control clamp (3611) to loosen the drying rack (5);
s7, the drying rack (5) is conveyed to a discharging position by the feeding device (4), and the steps S1-S6 are repeatedly executed.
CN202110562762.0A 2021-05-24 2021-05-24 Automatic press-fitting equipment and method for plug of electric heating drying rack Active CN113211052B (en)

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