CN110451433B - A hot-roller haulage equipment for printing industry - Google Patents

A hot-roller haulage equipment for printing industry Download PDF

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Publication number
CN110451433B
CN110451433B CN201910797964.6A CN201910797964A CN110451433B CN 110451433 B CN110451433 B CN 110451433B CN 201910797964 A CN201910797964 A CN 201910797964A CN 110451433 B CN110451433 B CN 110451433B
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China
Prior art keywords
rod
fixedly connected
sliding
face
cavity
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CN201910797964.6A
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Chinese (zh)
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CN110451433A (en
Inventor
吴晓笑
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Xuzhou Leiyou Information Technology Co.,Ltd.
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Xuzhou Leiyou Information Technology Co ltd
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Priority to CN201910797964.6A priority Critical patent/CN110451433B/en
Publication of CN110451433A publication Critical patent/CN110451433A/en
Priority to JP2019217451A priority patent/JP2021031299A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B66F9/07504—Accessories, e.g. for towing, charging, locking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B66F9/12—Platforms; Forks; Other load supporting or gripping members
    • B66F9/14—Platforms; Forks; Other load supporting or gripping members laterally movable, e.g. swingable, for slewing or transverse movements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B66F9/12—Platforms; Forks; Other load supporting or gripping members
    • B66F9/18—Load gripping or retaining means
    • B66F9/184—Roll clamps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B66F9/20—Means for actuating or controlling masts, platforms, or forks
    • B66F9/22—Hydraulic devices or systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B66F9/20—Means for actuating or controlling masts, platforms, or forks
    • B66F9/24—Electrical devices or systems

Abstract

The invention discloses a hot roller carrying device for printing industry, which comprises a trolley, wherein a lifting device for lifting is arranged on the upper side end surface of the trolley, a locking device for locking the lifting device is arranged on the lifting device, a linkage device positioned on the lower side of the locking device is arranged on the lifting device, the linkage device is used for triggering the locking device to act so as to lock or release the lifting device, a transverse moving device for moving left and right is arranged in the lifting device, a clamping device is arranged on the left side of the transverse moving device, a safety device is arranged on the lower side of the lifting device, a fixing screw rod can be clamped in a rotating mode after the lifting device stops rotating, the lifting device is prevented from moving downwards when a screw rod nut fails in self-locking under the impact of external force, therefore, the hot roller carrying device can automatically adapt to hot rollers with different diameters, and can reliably, has wider application range and higher safety.

Description

A hot-roller haulage equipment for printing industry
Technical Field
The invention relates to the technical field of hot roller carrying, in particular to hot roller carrying equipment for printing industry.
Background
The hot roller is also called as a fixer and has the function of baking and melting the toner on the paper output by the laser printer, absorbing the toner by the paper and fixing the toner on the paper, so that the images such as characters, pictures and the like generated on the paper are fixed, because the paper, the toner and the like of the hot roller often pass through the hot roller, although the hot roller is not sticky with the toner, dirt (such as redundant toner, paper powder and the like) is difficult to be adhered on the hot roller, the hot roller needs to be detached and cleaned in time, the hot roller is made of aluminum alloy, has higher quality and higher temperature, the traditional transportation usually has the problem that workers use simple tools to detach and transport, the labor intensity is high, the scalding risk exists, the current hot roller transportation equipment usually cannot automatically adapt to the hot rollers with different diameters, most of the hot rollers cannot be reliably clamped and fixed, so that the application range of the hot roller transportation equipment is smaller and certain potential safety hazard, the present invention sets forth an apparatus that solves the above problems.
Disclosure of Invention
The technical problem is as follows: current hot roller haulage equipment often can't the hot roller of different diameters of automatic adaptation, and most unable reliable tight fixed hot roller of clamp for hot roller haulage equipment application scope is less and has certain potential safety hazard.
In order to solve the problems, the present embodiment designs a hot roller carrying device for printing industry, which comprises a trolley, wherein a lifting device for lifting is arranged on the upper side end surface of the trolley, a locking device for locking the lifting device is arranged on the lifting device, a linkage device positioned on the lower side of the locking device is arranged on the lifting device, the linkage device is used for triggering the locking device to act, so that the locking device locks or releases the lifting device, a transverse moving device for moving left and right is arranged in the lifting device, a clamping device is arranged on the left side of the transverse moving device, the clamping device can pass through a fixing rod arranged on the left side of the transverse moving device, a cylinder fixedly connected to the right side end surface and the left side end surface of the fixing rod, an air cavity is arranged in the cylinder, a sliding plug is connected in the air cavity in a sliding, The right side sliding plug left side terminal surface and left respectively fixedly connected with push rod, and right side on the sliding plug downside terminal surface the push rod extends to the right side left side dead lever left side terminal surface left side, left the push rod extends to left downwards outside the air cavity terminal surface, fixed connection is on the right side on the push rod and be located the left push pedal of dead lever left side terminal surface, fixed connection is left on the push rod and sliding connection in last clamping rod on the dead lever left side terminal surface, just go up the clamping rod be located push pedal upside, fixed connection in on the dead lever left side terminal surface and be located the clamping rod of push pedal downside, rotate connect in on the clamping rod rear end terminal surface and extend forward to the axis of rotation outside the clamping rod front end terminal surface, fixed connection in epaxial bull stick rotates, and utilizes the bull stick upwards rotates, The upper clamping rod moves downwards and the push plate moves leftwards, so that the hot roller is clamped and fixed.
Preferably, a hand-push grip is arranged on the right side end face of the trolley.
Wherein the lifting device comprises a motor shaft which is rotationally connected to the upper end surface of the trolley and extends upwards, the motor shaft is connected with a motor fixedly connected on the upper end surface of the trolley in a power mode, the motor shaft is fixedly connected with a baffle ring, the sliding key on the motor shaft is connected with a sliding gear positioned on the upper side of the baffle ring, the end surface of the rear side of the trolley is fixedly connected with an L-shaped fixed table, the inner wall of the upper side of the L-shaped fixed table is fixedly connected with a screw rod extending downwards, the screw rod and the motor shaft have the same diameter and the axes are collinear, the sliding gear can be connected with the screw rod sliding key, fixedly connected with is located on the lead screw the electro-magnet of sliding gear upside, fixedly connected with is located on the lead screw the solid fixed ring of electro-magnet upside, threaded connection has the cage on the lead screw, just the lead screw runs through the cage.
Wherein, locking device include fixed connection in centre gripping case on the terminal surface of lifting box downside, be equipped with the centre gripping chamber in the centre gripping incasement, just the lead screw link up the centre gripping chamber, it is connected with the connecting rod, and two to rotate respectively on centre gripping chamber left side and the right side inner wall the connecting rod bilateral symmetry, the connecting rod is close to the centre of symmetry one and serves the smooth round pin that rotates and be connected with front and back extension, fixedly connected with is located on the smooth round pin the pendulum rod of connecting rod rear side, sliding connection has two bilateral symmetry and can with on the inner wall of centre gripping chamber rear side the grip block of lead screw butt, just the grip block with the pendulum rod is articulated mutually.
Wherein the linkage device comprises an auxiliary cylinder which is fixedly connected to the lower side end face of the clamping box and positioned on the left side of the screw rod, the auxiliary cylinder is provided with an auxiliary air cavity, an auxiliary sliding plug is connected in the auxiliary air cavity in a sliding manner, a lifting rod which extends upwards into the clamping cavity is fixedly connected to the upper side end face of the auxiliary sliding plug, a cross rod which is positioned outside the end face of the auxiliary air cavity is fixedly connected to the upper side end face of the lifting rod, two bilaterally symmetrical auxiliary push rods are fixedly connected to the upper side end face of the cross rod, a lifting block is fixedly connected to the upper side end face of the auxiliary push rod, a front and back through sliding groove is arranged in the lifting block and is connected with the sliding pin in a sliding manner, a piston cylinder is fixedly connected to the left side end face of the fixing ring, a piston cavity is arranged in the piston cylinder, a piston is, the piston rod is fixedly connected with a fixed block positioned outside the end surface of the piston cavity, and the piston cavity is communicated with the auxiliary air cavity and is connected with an air pipe.
Preferably, an extension spring is connected between the auxiliary sliding plug and the inner wall of the upper side of the auxiliary air cavity.
Wherein the traversing device comprises a rotating shaft which is rotatably connected to the end surface of the upper side of the trolley and extends upwards, the rotating shaft is positioned at the right side of the screw rod, a gear which can be meshed and connected with the sliding gear is fixedly connected to the rotating shaft, the gear is positioned at the lower side of the lifting box, a traversing cavity is arranged in the lifting box, the rotating shaft penetrates through the traversing cavity, a sliding barrel which is connected with a sliding key of the rotating shaft is rotatably connected to the inner wall of the lower side of the traversing cavity, an auxiliary bevel gear which is slidably connected with the rotating shaft is fixedly connected to the end surface of the upper side of the sliding barrel, a gear shaft which extends forwards is rotatably connected to the inner wall of the rear side of the traversing cavity, a bevel gear which is meshed and connected with the auxiliary bevel gear is fixedly connected to the gear shaft, a rack which extends left and right to the outer side of the two side end surfaces of the traversing cavity is, and the rack is meshed and connected with the pinion.
Preferably, the bevel gear and the secondary bevel gear have a one-to-one transmission ratio.
Wherein, the clamping device comprises the fixed rod fixedly connected with the left end face of the rack, a contact switch is arranged on the upper end face of the clamping rod, a pulley is rotatably connected with the left end face of the push plate, a rotating wheel is rotatably connected with the upper end face of the rotating rod, a gas turbine is fixedly connected with the front end face of the clamping rod, the rotating shaft extends forwards to the outside of the front end face of the gas turbine, the gas turbine can drive the rotating shaft to rotate, a cam positioned at the front side of the rotating shaft is fixedly connected with the rotating shaft, an auxiliary limit block capable of being abutted against the cam is fixedly connected with the left end face of the gas turbine, a limit block capable of being abutted against the cam is fixedly connected with the front end face of the gas turbine, an air pump positioned at the right side of the gas turbine is fixedly connected with the lower end face of the clamping rod, and an auxiliary air, a valve body positioned on the right side of the air pump is fixedly connected to the lower side end face of the clamping rod, a sliding cavity is arranged in the valve body, a sliding block is connected in the sliding cavity in a sliding mode, a communicating cavity with an opening facing right and facing downward is arranged in the sliding block, a sealing plate is connected to the lower side opening of the communicating cavity in a rotating mode and can abut against the lower side end face of the communicating cavity, so that the sealing plate is limited to rotate towards the communicating cavity, a torsion spring is arranged at the rotating connection position of the sealing plate, a gas pipe is connected between the sliding cavity and the air pump in a communicating mode, the lower side opening of the communicating cavity can be positioned at the position where the gas pipe is communicated with the sliding cavity, the sliding cavity and the air cavity on the left side are connected with a connecting pipe, a sliding plug is connected between the air cavity on the right side and the connecting pipe, the connecting pipe is communicated with the opening on, fixedly connected with on the connecting rod left side terminal surface with the ejector pad of cam butt, the connecting rod with be connected with the spring between the air pump, fixedly connected with slide bar on the connecting rod right side terminal surface, the slide bar extends to right the sliding chamber in and with slider left side terminal surface fixed connection.
The invention has the beneficial effects that: the lifting device adopts a screw rod nut structure, the lifting is stable, the safety device is arranged on the lower side of the lifting device, the screw rod can be rotatably clamped and fixed after the lifting device stops rotating, the lifting device is prevented from moving downwards when self-locking failure of the screw rod nut under external force impact occurs, meanwhile, the clamping and fixing device drives the pneumatic cylinder to stretch and retract through the air pump, so that the lifting device can adapt to hot rollers with different diameters, and meanwhile, the clamping and fixing device can butt and fix the hot rollers in four directions through the upper clamping plate, the lower clamping plate, the left clamping block and the right clamping block, so that the hot rollers can be reliably clamped and fixed.
Drawings
For ease of illustration, the invention is described in detail by the following specific examples and figures.
FIG. 1 is a schematic view showing the overall construction of a hot roll carrying apparatus for printing industry according to the present invention;
FIG. 2 is a schematic view of the structure in the direction "A-A" of FIG. 1;
FIG. 3 is an enlarged view of the structure at "B" in FIG. 1;
FIG. 4 is an enlarged view of the structure at "C" of FIG. 1;
FIG. 5 is an enlarged view of the structure at "D" of FIG. 1;
FIG. 6 is an enlarged view of the structure at "E" of FIG. 5;
FIG. 7 is a schematic view of the structure in the direction "F-F" of FIG. 5;
fig. 8 is an enlarged schematic view of the structure at "G" of fig. 3.
Detailed Description
The invention will now be described in detail with reference to fig. 1 to 8, for the sake of convenience of description, the following orientations are now defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to a hot roller conveying device for printing industry, which is mainly applied to hot roller conveying, and the invention is further explained by combining the attached drawings of the invention:
the invention relates to hot roller carrying equipment for printing industry, which comprises a trolley 11, wherein a lifting device 101 used for lifting is arranged on the upper side end face of the trolley 11, a locking device 102 used for locking the lifting device 101 is arranged on the lifting device 101, a linkage device 103 positioned on the lower side of the locking device 102 is arranged on the lifting device 101, the linkage device 103 is used for triggering the locking device 102 to act, so that the lifting device 101 is locked or released by the locking device 102, a transverse moving device 104 used for moving left and right is arranged in the lifting device 101, a clamping device 105 is arranged on the left side of the transverse moving device 104, the clamping device 105 can pass through a fixing rod 24 arranged on the left side of the transverse moving device 104, an air cylinder 22 fixedly connected to the right side end face and the left side end face of the fixing rod 24, an air cavity 23 is arranged in the air cylinder 22, A push rod 28 is fixedly connected to the left end surface of the right slide plug 31 and the lower end surface of the left slide plug 31, the push rod 28 on the right side extends to the left side of the left end surface of the fixed rod 24 on the right side, the push rod 28 on the left side extends downward to the outside of the end surface of the air chamber 23 on the left side, a push plate 27 fixedly connected to the push rod 28 on the right side and positioned on the left side of the left end surface of the fixed rod 24, an upper clamping rod 34 fixedly connected to the push rod 28 on the left side and slidably connected to the left end surface of the fixed rod 24, the upper clamping rod 34 positioned on the upper side of the push plate 27, a clamping rod 25 fixedly connected to the left end surface of the fixed rod 24 and positioned on the lower side of the push plate 27, a rotating shaft 74 rotatably connected to the rear end surface of the clamping rod 25, and clamping fixing of the heat roller is achieved by the upward rotation of the rotating lever 77, the downward movement of the upper clamping lever 34, and the leftward movement of the pusher plate 27.
Advantageously, a hand-push grip is arranged on the right end face of the trolley 11.
According to the embodiment, the following will describe the lifting device 101 in detail, the lifting device 101 includes a motor shaft 41 rotatably connected to the upper end surface of the trolley 11 and extending upward, the motor shaft 41 is connected to a motor 15 fixedly connected to the upper end surface of the trolley 11, a baffle ring 16 is fixedly connected to the motor shaft 41, a sliding gear 17 located on the upper side of the baffle ring 16 is connected to the motor shaft 41 in a sliding manner, an L-shaped fixing table 44 is fixedly connected to the rear end surface of the trolley 11, a screw rod 19 extending downward is fixedly connected to the inner wall of the upper side of the L-shaped fixing table 44, the screw rod 19 and the motor shaft 41 have the same diameter and the same axis, the sliding gear 17 can be connected to the screw rod 19 in a sliding manner, an electromagnet 14 located on the upper side of the sliding gear 17 is fixedly connected to the screw rod 19, a fixing ring 18 located on the upper side of the electromagnet 14 is fixedly, the screw rod 19 is connected with a lifting box 36 through threads, the screw rod 19 penetrates through the lifting box 36, the motor 15 drives the screw rod 19 to rotate, and the screw rod 19 can drive the lifting box 36 to move up and down through threaded connection.
According to the embodiment, the locking device 102 will be described in detail below, the locking device 102 includes a clamping box 51 fixedly connected to the lower end surface of the lifting box 36, a clamping cavity 52 is provided in the clamping box 51, the lead screw 19 penetrates through the clamping cavity 52, the left and right inner walls of the clamping cavity 52 are respectively and rotatably connected with a connecting rod 54, the two connecting rods 54 are bilaterally symmetrical, one end of the connecting rod 54 near the symmetry center is rotatably connected with a sliding pin 59 extending forward and backward, the sliding pin 59 is fixedly connected with a swing rod 55 located at the rear side of the connecting rod 54, the inner wall at the rear side of the clamping cavity 52 is slidably connected with two clamping blocks 56 which are symmetrical left and right and can be abutted against the lead screw 19, the clamping blocks 56 are hinged with the swing rod 55, and the connecting rod 54 and the swing rod 55 rotate to drive the clamping blocks 56 to move to the side away from the symmetry center, the clamping block 56 is separated from the screw rod 19, the locking device 102 locks the screw rod 19, and the lifting box 36 can be prevented from moving downwards after the self-locking between the screw rod 19 and the lifting box 36 is failed.
According to the embodiment, the linkage device 103 is described in detail below, the linkage device 103 includes a sub cylinder 45 fixedly connected to the lower end surface of the clamping box 51 and located on the left side of the screw rod 19, the sub cylinder 45 is provided with a sub air cavity 46, a sub sliding plug 47 is slidably connected to the sub air cavity 46, a lifting rod 48 extending upward into the clamping cavity 52 is fixedly connected to the upper end surface of the sub sliding plug 47, a cross rod 50 located outside the end surface of the sub air cavity 46 is fixedly connected to the upper end surface of the lifting rod 48, two bilaterally symmetrical sub push rods 53 are fixedly connected to the upper end surface of the cross rod 50, a lifting block 57 is fixedly connected to the upper end surface of the sub push rod 53, a sliding slot 58 penetrating through the front and back is arranged in the lifting block 57, the sliding slot 58 is slidably connected to the sliding pin 59, and a piston cylinder 63 is fixedly connected to the left end, a piston cavity 64 is arranged in the piston cylinder 63, a piston 65 is connected in the piston cavity 64 in a sliding manner, a piston rod 62 extending downwards to the outside of the end face of the piston cavity 64 is fixedly connected to the end face of the lower side of the piston 65, a fixed block 61 positioned outside the end face of the piston cavity 64 is fixedly connected to the piston rod 62, an air pipe 20 is communicated and connected between the piston cavity 64 and the auxiliary air cavity 46, the fixed block 61 is electrically adsorbed by the electromagnet 14, so that the piston 65 moves downwards to generate negative pressure, and the auxiliary sliding plug 47 moves downwards through the air pipe 20 to drive the lifting block 57 to enable the connecting rod 54 to rotate downwards, so that the locking and fixing of the screw rod 19 are released.
Advantageously, an extension spring 49 is connected between the secondary sliding plug 47 and the inner wall of the upper side of the secondary air chamber 46.
According to the embodiment, the traversing device 104 is described in detail below, the traversing device 104 comprises a rotating shaft 12 rotatably connected to the upper end surface of the trolley 11 and extending upward, the rotating shaft 12 is located at the right side of the screw rod 19, a gear 13 capable of engaging with the sliding gear 17 is fixedly connected to the rotating shaft 12, the gear 13 is located at the lower side of the lifting box 36, a traversing cavity 37 is arranged in the lifting box 36, the rotating shaft 12 penetrates through the traversing cavity 37, a sliding barrel 40 slidably connected with the rotating shaft 12 is rotatably connected to the inner wall of the lower side of the traversing cavity 37, a secondary bevel gear 39 slidably connected with the rotating shaft 12 is fixedly connected to the upper end surface of the sliding barrel 40, a gear shaft 42 extending forward is rotatably connected to the inner wall of the rear side of the traversing cavity 37, a bevel gear 38 engaging with the secondary bevel gear 39 is fixedly connected to the gear shaft 42, the pinion shaft 42 is fixedly connected with an auxiliary gear 43 positioned at the rear side of the bevel gear 38, the inner wall of the lower side of the traverse moving cavity 37 is connected with racks 35 which extend out of the end faces of the two sides of the traverse moving cavity 37 from left to right in a sliding manner, the racks 35 are meshed with the auxiliary gear 43, and the gear 13 drives the sliding barrel 40 to rotate through sliding key connection, so that the auxiliary gear 43 can be driven to rotate, and the rack 35 is driven to move left and right.
Advantageously, the bevel gear 38 and the secondary bevel gear 39 have a one-to-one gear ratio.
According to the embodiment, the clamping device 105 will be described in detail below, the clamping device 105 includes the fixing rod 24 fixedly connected to the left end surface of the rack 35, the clamping rod 25 is provided with a contact switch 33 on the upper end surface, the push plate 27 is rotatably connected to a pulley 29 on the left end surface, the rotating rod 77 is rotatably connected to a pulley 78 on the upper end surface, the clamping rod 25 is fixedly connected to a gas turbine 75 on the front end surface, the rotating shaft 74 extends forward to the outside of the front end surface of the gas turbine 75, and the gas turbine 75 can drive the rotating shaft 74 to rotate, the rotating shaft 74 is fixedly connected to a cam 73 located in front of the rotating shaft 74, the left end surface of the gas turbine 75 is fixedly connected to a sub-limit block 76 capable of abutting against the cam 73, the front end surface of the gas turbine 75 is fixedly connected to a limit block 72 capable of abutting against the cam 73, an air pump 26 positioned on the right side of the air turbine 75 is fixedly connected to the lower end face of the clamping rod 25, an auxiliary air pipe 70 is communicated and connected between the air pump 26 and the air turbine 75, a valve body 79 positioned on the right side of the air pump 26 is fixedly connected to the lower end face of the clamping rod 25, a sliding cavity 80 is arranged in the valve body 79, a sliding block 81 is connected in the sliding cavity 80 in a sliding manner, a communicating cavity 82 with an opening facing right and facing downward is arranged in the sliding block 81, a sealing plate 83 is rotatably connected to the opening at the lower side of the communicating cavity 82, the sealing plate 83 can be abutted against the lower end face of the communicating cavity 82 so as to limit the sealing plate 83 to rotate towards the communicating cavity 82, a torsion spring 84 is arranged at the rotary connection position of the sealing plate 83, an air pipe 66 is communicated and connected between the sliding cavity 80 and the air pump 26, and the opening at the lower, the sliding cavity 80 is communicated with the air cavity 23 on the left side to form a connecting pipe 21, the air cavity 23 on the right side is communicated with the connecting pipe 21 to form a sliding plug 31, the connecting pipe 21 is communicated with the opening on the right side of the communicating cavity 82, the front end face of the clamping rod 25 is slidably connected with a connecting rod 68 positioned on the upper side of the air pump 26, the left end face of the connecting rod 68 is fixedly connected with a push block 71 abutted against the cam 73, a spring 60 is connected between the connecting rod 68 and the air pump 26, the right end face of the connecting rod 68 is fixedly connected with a sliding rod 67, the sliding rod 67 extends rightwards into the sliding cavity 80 and is fixedly connected with the left end face of the sliding block 81, and the air pump 26 generates air flow by working, so that the rotating rod 77 can be driven to rotate upwards to drive the sliding plug 31 on the right side to move leftwards, thereby, the pulley 29, the upper clamping lever 34, and the runner 78 are brought into abutment with the heat roller, and clamping fixation of the heat roller is achieved.
The following describes in detail the use steps of a hot roll conveying apparatus for printing industry with reference to fig. 1 to 8:
at the beginning, the electromagnet 14 is electrified, the electromagnet 14 adsorbs the sliding gear 17 and the fixed block 61, so that the sliding gear 17 is located at the upper limit position, so that the sliding gear 17 is connected with the screw rod 19 and the motor shaft 41 through sliding keys, the sliding gear 17 is disconnected with the gear 13, the fixed block 61, the auxiliary sliding plug 47, the lifting rod 48, the cross rod 50, the auxiliary push rod 53 and the lifting block 57 are located at the lower limit position, the clamping block 56 is not abutted to the screw rod 19, the sealing plate 83 is abutted to the lower side end face of the communicating cavity 82 under the elastic force of the torsion spring 84, the cam 73 is abutted to the limiting block 72, the push block 71, the connecting rod 68 and the sliding rod 67 are located at the right limit position, the sliding block 81 enables the air pipe 66 not to be communicated with the sliding cavity 80, the rotating rod 77 is located at the.
When the lifting device works, the trolley 11 is manually pushed to a designated position, the motor 15 is started, the motor 15 drives the motor shaft 41 to rotate, the screw rod 19 drives the lifting box 36 to move up and down to the designated position through threaded connection, the electromagnet 14 loses power, the sliding gear 17 moves down to be in contact with the retaining ring 16 under the action of gravity, meanwhile, the sliding gear 17 is in meshed connection with the gear 13, the sliding gear 17 is separated from a sliding key connection with the screw rod 19, the screw rod 19 stops rotating, the secondary sliding plug 47 moves up under the action of the elastic force of the tension spring 49 and drives the lifting rod 48, the cross rod 50, the secondary push rod 53 and the lifting block 57 to move up, the lifting block 57 drives the connecting rod 54 and the swing rod 55 to rotate up through the sliding connection of the sliding chute 58 and the sliding pin 59, and drives the clamping block 56 to move close to one side of the symmetric center and abut against the screw rod 19 so as to clamp and fix the screw rod 19, and drives the piston 65, the piston rod 62 and the fixed block 61 to move upwards to the upper limit position, simultaneously the sliding gear 17 is connected with the movable gear 13 and the rotating shaft 12 to rotate through meshing, the rotating shaft 12 is connected with the movable sliding barrel 40 to rotate through a sliding key, the sliding barrel 40 is connected with the movable gear shaft 42 and the auxiliary gear 43 to rotate through the meshing of the auxiliary bevel gear 39 and the bevel gear 38, the auxiliary gear 43 moves left and right to a specified position through the meshing of the movable rack 35, the motor 15 stops rotating,
meanwhile, the hot roller contacts with the contact switch 33 on the lower side and triggers the contact switch 33 on the lower side, so that the air pump 26 is started to generate air flow, part of the air flow is conveyed into the auxiliary limiting block 76 through the auxiliary air pipe 70, and drives the rotating shaft 74 and the rotating rod 77 to rotate, so that after the rotating rod 77 rotates ninety degrees upwards, the cam 73 is abutted against the auxiliary limiting block 76, the rotating shaft 74 and the rotating rod 77 stop rotating, meanwhile, the connecting rod 68 moves leftwards under the elastic force of the spring 60, the connecting rod 68 drives the sliding block 81 to move leftwards through the sliding rod 67 so that the air pipe 66 is communicated with the sliding cavity 80 and the connecting pipe 21, the air flow in the air pump 26 is conveyed into the air cavity 23 through the air pipe 66, the sliding cavity 80, the connecting pipe 21 and the connecting pipe 32, and pushes the two sliding plugs 31 and the push rod 28 to move, so that the push plate 27 moves, thereby effecting the nip-fixing of the heat roller, after which the air pump 26 is stopped, when it is necessary to release the nip-fixing of the heat roller, the air pump 26 is reversed, the negative pressure generated by the air pump 26 is transmitted to the air turbine 75 through the auxiliary air pipe 70, and drives the rotating shaft 74, the cam 73 and the rotating rod 77 to reversely reset, when the cam 73 is abutted with the limit block 72, the rotating shaft 74 stops rotating, meanwhile, the cam 73 pushes the push block 71, the connecting rod 68 and the slide rod 67 to the right, so that the slide block 81 blocks the communication port between the air pipe 66 and the slide cavity 80, the negative pressure generated by the air pump 26 drives the sealing plate 83 to rotate downwards, so that the air pipe 66 is communicated with the communicating cavity 82 and the connecting pipe 21, the negative pressure is transmitted into the air cavity 23 through the air pipe 66, the communicating cavity 82, the connecting pipe 21 and the connecting pipe 32 and drives the sliding plug 31 to reset, the push plate 27 is reset to the right and the contact switch 33 is reset to the upper side, thereby releasing the hot roller.
The invention has the beneficial effects that: the lifting device adopts a screw rod nut structure, the lifting is stable, the safety device is arranged on the lower side of the lifting device, the screw rod can be rotatably clamped and fixed after the lifting device stops rotating, the lifting device is prevented from moving downwards when self-locking failure of the screw rod nut under external force impact occurs, meanwhile, the clamping and fixing device drives the pneumatic cylinder to stretch and retract through the air pump, so that the lifting device can adapt to hot rollers with different diameters, and meanwhile, the clamping and fixing device can butt and fix the hot rollers in four directions through the upper clamping plate, the lower clamping plate, the left clamping block and the right clamping block, so that the hot rollers can be reliably clamped and fixed.
In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.

Claims (1)

1. A hot roller carrying apparatus for printing industry includes a dolly; the trolley is characterized in that a lifting device used for lifting is arranged on the end face of the upper side of the trolley, a locking device used for locking the lifting device is arranged on the lifting device, a linkage device located on the lower side of the locking device is arranged on the lifting device, the linkage device is used for triggering the locking device to act, so that the lifting device is locked or released by the locking device, a transverse moving device used for moving left and right is arranged in the lifting device, a clamping device is arranged on the left side of the transverse moving device, the clamping device can pass through a fixing rod arranged on the left side of the transverse moving device, a cylinder fixedly connected to the right end face and the left end face of the fixing rod, an air cavity is arranged in the cylinder, a sliding plug is connected in the air cavity in a sliding mode, a push rod is fixedly connected to the end face of the left, The left push rod extends downwards to the outside of the end face of the air cavity on the left side, the push plate is fixedly connected to the right push rod and is positioned on the left side of the left end face of the fixed rod, the upper clamping rod is fixedly connected to the left push rod and is slidably connected to the left end face of the fixed rod, the upper clamping rod is positioned on the upper side of the push plate, the clamping rod is fixedly connected to the left end face of the fixed rod and is positioned on the lower side of the push plate, the rotating shaft is rotatably connected to the rear end face of the clamping rod and extends forwards to the outside of the front end face of the clamping rod, and the rotating rod is fixedly connected to the rotating shaft, and the rotating rod rotates upwards, the upper clamping rod moves downwards and the push plate moves left; a hand-push grip is arranged on the end face of the right side of the trolley; the lifting device comprises a motor shaft which is rotationally connected to the upper end surface of the trolley and extends upwards, the motor shaft is connected with a motor fixedly connected on the upper end surface of the trolley in a power mode, the motor shaft is fixedly connected with a baffle ring, the sliding key on the motor shaft is connected with a sliding gear positioned on the upper side of the baffle ring, the end surface of the rear side of the trolley is fixedly connected with an L-shaped fixed table, the inner wall of the upper side of the L-shaped fixed table is fixedly connected with a screw rod extending downwards, the screw rod and the motor shaft have the same diameter and the axes are collinear, the sliding gear can be connected with the screw rod sliding key, the screw rod is fixedly connected with an electromagnet positioned on the upper side of the sliding gear, the screw rod is fixedly connected with a fixing ring positioned on the upper side of the electromagnet, a lifting box is connected to the screw rod in a threaded manner, and the screw rod penetrates through the lifting box; the locking device comprises a clamping box fixedly connected to the lower side end face of the lifting box, a clamping cavity is arranged in the clamping box, the screw rod penetrates through the clamping cavity, connecting rods are respectively and rotatably connected to the left inner wall and the right inner wall of the clamping cavity, the two connecting rods are bilaterally symmetrical, one end, close to a symmetrical center, of each connecting rod is rotatably connected with a sliding pin extending forwards and backwards, a swing rod located on the rear side of each connecting rod is fixedly connected onto each sliding pin, two clamping blocks which are symmetrical leftwards and rightwards and can be abutted to the screw rod are slidably connected onto the inner wall of the rear side of the clamping cavity, and the clamping blocks are hinged to the swing rod; the linkage device comprises an auxiliary cylinder which is fixedly connected to the lower side end face of the clamping box and positioned on the left side of the screw rod, the auxiliary cylinder is provided with an auxiliary air cavity, an auxiliary sliding plug is connected in the auxiliary air cavity in a sliding manner, a lifting rod which extends upwards into the clamping cavity is fixedly connected to the upper side end face of the auxiliary sliding plug, a cross rod which is positioned outside the end face of the auxiliary air cavity is fixedly connected to the upper side end face of the lifting rod, two auxiliary push rods which are symmetrical left and right are fixedly connected to the upper side end face of the cross rod, a lifting block is fixedly connected to the upper side end face of the auxiliary push rod, a front and back through sliding groove is arranged in the lifting block and is in sliding connection with the sliding pin, a piston cylinder is fixedly connected to the left side end face of the fixing ring, a piston cavity is arranged in the piston cylinder, a piston, the piston rod is fixedly connected with a fixed block positioned outside the end surface of the piston cavity, and the piston cavity is communicated with the auxiliary air cavity and is connected with an air pipe; an extension spring is connected between the auxiliary sliding plug and the inner wall of the upper side of the auxiliary air cavity; the transverse moving device comprises a rotating shaft which is rotatably connected to the end surface of the upper side of the trolley and extends upwards, the rotating shaft is positioned on the right side of the screw rod, a gear which can be meshed with the sliding gear is fixedly connected to the rotating shaft, the gear is positioned on the lower side of the lifting box, a transverse moving cavity is arranged in the lifting box, the rotating shaft penetrates through the transverse moving cavity, a sliding barrel which is connected with a sliding key of the rotating shaft is rotatably connected to the inner wall of the lower side of the transverse moving cavity, an auxiliary bevel gear which is slidably connected with the rotating shaft is fixedly connected to the end surface of the upper side of the sliding barrel, a gear shaft which extends forwards is rotatably connected to the inner wall of the rear side of the transverse moving cavity, a bevel gear which is meshed with the auxiliary bevel gear is fixedly connected to the gear shaft, and a rack which extends left and right to the outer side of the two side end surfaces of the, the rack is meshed with the pinion; the transmission ratio of the bevel gear to the auxiliary bevel gear is one to one; the clamping device comprises a fixed rod fixedly connected to the left end face of the rack, a contact switch is arranged on the upper end face of the clamping rod, a pulley is rotatably connected to the left end face of the push plate, a rotating wheel is rotatably connected to the upper end face of the rotating rod, a gas turbine is fixedly connected to the front end face of the clamping rod, the rotating shaft extends forwards to the outside of the front end face of the gas turbine, the gas turbine can drive the rotating shaft to rotate, a cam positioned at the front side of the rotating shaft is fixedly connected to the rotating shaft, an auxiliary limiting block capable of being abutted against the cam is fixedly connected to the left end face of the gas turbine, a limiting block capable of being abutted against the cam is fixedly connected to the front end face of the gas turbine, an air pump positioned at the right side of the gas turbine is fixedly connected to the lower end face of the clamping rod, and an auxiliary air, a valve body positioned on the right side of the air pump is fixedly connected to the lower side end face of the clamping rod, a sliding cavity is arranged in the valve body, a sliding block is connected in the sliding cavity in a sliding mode, a communicating cavity with an opening facing right and facing downward is arranged in the sliding block, a sealing plate is connected to the lower side opening of the communicating cavity in a rotating mode and can abut against the lower side end face of the communicating cavity, so that the sealing plate is limited to rotate towards the communicating cavity, a torsion spring is arranged at the rotating connection position of the sealing plate, a gas pipe is connected between the sliding cavity and the air pump in a communicating mode, the lower side opening of the communicating cavity can be positioned at the position where the gas pipe is communicated with the sliding cavity, the sliding cavity and the air cavity on the left side are connected with a connecting pipe, a sliding plug is connected between the air cavity on the right side and the connecting pipe, the connecting pipe is communicated with the opening on, fixedly connected with on the connecting rod left side terminal surface with the ejector pad of cam butt, the connecting rod with be connected with the spring between the air pump, fixedly connected with slide bar on the connecting rod right side terminal surface, the slide bar extends to right the sliding chamber in and with slider left side terminal surface fixed connection.
CN201910797964.6A 2019-08-27 2019-08-27 A hot-roller haulage equipment for printing industry Active CN110451433B (en)

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CN201910797964.6A CN110451433B (en) 2019-08-27 2019-08-27 A hot-roller haulage equipment for printing industry
JP2019217451A JP2021031299A (en) 2019-08-27 2019-11-29 Heat roller conveyor for printing business

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