CN209778129U - electric lifting station of hot galvanizing production line - Google Patents
electric lifting station of hot galvanizing production line Download PDFInfo
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- CN209778129U CN209778129U CN201822228505.XU CN201822228505U CN209778129U CN 209778129 U CN209778129 U CN 209778129U CN 201822228505 U CN201822228505 U CN 201822228505U CN 209778129 U CN209778129 U CN 209778129U
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Abstract
The utility model belongs to the technical field of hoisting and lifting equipment, and relates to an electric lifting station of a hot galvanizing production line, a supporting frame, which comprises two front guide columns, two rear columns, a plurality of side bracing angle steels and a top frame, wherein the two front guide columns are provided with guide rails on one opposite side, the guide rails are uniformly provided with a plurality of fixed clamping plates along the extending direction of the guide rails, and a plurality of side bracing angle steels are arranged between the front guide columns and the rear columns which are corresponding in the front and back; the lifting bearing tray comprises a tray frame, a guide wheel set, a lifting connecting seat and an anti-falling self-locking assembly, wherein the guide wheel set is provided with 4 sets which are respectively and fixedly arranged at the upper end and the lower end of the tray frame and clamped in the guide rail, and a lifting mechanism is arranged on the top frame and connected with the lifting connecting seat. The utility model discloses reduce the hanger to the occupation of driving, can realize the adjustment of hanger fast, set up and prevent weighing down the auto-lock subassembly, can effectively take precautions against the potential safety hazard that motor, wire rope trouble, fracture caused.
Description
Technical Field
the utility model belongs to the technical field of jack-up lifting means, concretely relates to hot-galvanize production line electric lift station.
Background
In order to improve the working efficiency in the hot galvanizing process, the black parts need to be hung manually in advance, the existing operation process is that a traveling crane hanging tool waits for a manual hanging part, the occupied time of a traveling crane is increased, potential safety hazards also exist in hanging of workers under the traveling crane, and the efficiency of the whole process is low.
SUMMERY OF THE UTILITY MODEL
to prior art not enough, the utility model provides an electric lifting, reducible artifical hanging in-process hoist occupy the driving, realize different specifications and treat that blackout piece random adjustment is suitable hanger height, lift bearing tray subassembly sets up prevents weighing down auto-lock subassembly, can effectively take precautions against the electric lift station of hot-galvanize production line of the potential safety hazard that motor, wire rope fracture caused, include:
The supporting frame comprises two front guide upright posts, two rear upright posts, a plurality of side supporting angle steels and a top frame, wherein guide rails are arranged on opposite sides of the two front guide upright posts, a plurality of fixing clamping plates are uniformly arranged on the guide rails along the extension direction of the guide rails, the side supporting angle steels are arranged between the front guide upright posts and the rear upright posts which correspond to each other in the front and back direction, and the top frame is formed by welding H-shaped steels;
The lifting bearing tray comprises a tray frame, guide wheel sets, a lifting connecting seat and an anti-falling self-locking assembly, wherein the guide wheel sets are provided with 4 groups, are respectively and fixedly arranged at the upper end and the lower end of the tray frame and clamped in the guide rails to keep the horizontal moment balance of the lifting bearing tray, and the anti-falling self-locking assembly is arranged at the two ends of the tray frame and is contacted with the fixed clamping plates;
The lifting mechanism is a fixed electric hoist and is arranged on the top frame, a lifting hook of the electric hoist is connected with the lifting connecting seat, the guide wheel group is arranged along the guide rail and rolls up and down, and therefore the lifting process of the lifting bearing tray load is completed.
preferably, a connecting beam is arranged between the lower ends of the two front guide posts, and the lifting bearing tray can be arranged on the connecting beam.
Preferably, the upper end and the lower end of the tray rack are provided with collision rods, the upper end and the lower end of one of the front guide columns are respectively and correspondingly provided with an upper limit switch and a lower limit switch, and the upper limit switch, the lower limit switch and the electric hoist are all connected with the controller.
Preferably, the guide wheel assembly comprises a connecting seat and a guide wheel assembly, the connecting seat is of a flange structure, mounting holes are formed in the edge positions of the periphery of the connecting seat, a first connecting hole is formed in the center shaft of the connecting seat, the guide wheel assembly comprises a shaft head, one end of the shaft head is provided with a second connecting hole matched with the first connecting hole, the first connecting hole is connected with the second connecting hole through a connecting column, the other end of the shaft head is provided with a cavity, a retainer is arranged in the cavity, a small guide wheel shaft is arranged in the retainer, the axis of the small guide wheel shaft is perpendicular to the axis of the shaft head, a small guide wheel is sleeved on the small guide wheel shaft, a large guide wheel is arranged on the outer surface of one end of the shaft head, provided with the cavity, the large guide wheel is rotatably connected with the, the small guide wheel is in contact with the inner bottom surface of the guide rail.
Preferably, the middle part of the tray rack is provided with two vertical and parallel mounting plates, the two mounting plates are symmetrically provided with first shaft holes, the anti-falling self-locking assembly comprises,
The lifting frame comprises a bottom plate and two vertical plates, the bottom plate is vertically arranged and is positioned between the two mounting plates, the two vertical plates are respectively and vertically arranged at the edge positions of two sides of the bottom plate, second shaft holes are formed in the upper ends of the vertical plates, a third shaft hole is formed in the edge of one side far away from the bottom plate, a fourth shaft hole is formed in the middle of each vertical plate, a through hole is formed in the lower end of the bottom plate, lifting shafts penetrate through the two second shaft holes, and the lifting frame penetrates through the fourth shaft holes and the first shaft holes through fixing shafts respectively and is movably connected with the tray rack;
The elastic element comprises a spring fixing shaft and a first spring, one end of the spring fixing shaft penetrates through a through hole formed in the lower end of the bottom plate and is detachably connected with the tray rack, the other end of the spring fixing shaft is provided with a blocking piece, and the first spring is sleeved on the spring fixing shaft and is positioned between the blocking piece and the bottom plate;
the deflector rod penetrates through the third shaft hole, and the distances from the two ends of the deflector rod to the vertical plate are equal;
two locking pieces are symmetrically arranged on two sides of the tray rack, a rotating shaft penetrates through the middle of each locking piece, one end of each rotating shaft is fixedly connected with the tray rack, the locking pieces can rotate freely, two vertical rods are arranged on one side, opposite to each other, of each locking piece respectively, and the shifting rod is arranged between the two vertical rods.
preferably, the anti-falling self-locking assembly comprises a connecting shaft, a sleeve, a second spring, a fixed plate, a connecting rod and a hook, the hook of the electric hoist is connected with the connecting shaft through a pin shaft, the connecting shaft is installed in the sleeve and can slide up and down in a certain stroke, the second spring is installed between the connecting shaft and the sleeve, the sleeve is fixed on the tray rack through bolt connection, the fixed plate is fixed on the tray rack through welding or bolt connection, the sleeve and the fixed plate move up and down along with the tray rack, the pin shaft and a baffle are welded on the fixed plate, the hook is installed on the pin shaft on the fixed plate, the hook can rotate around the pin shaft and is limited by the baffle, the connecting shaft and the hook are connected through the connecting rod, and a kidney-shaped groove is arranged on the connecting shaft, one end of the connecting rod slides in the kidney-shaped groove of the connecting shaft.
Preferably, the anti-falling self-locking assembly comprises an elastic pressing fixing part and an eccentric cam; one end of the elastic pressing fixing part is connected to the guide rail, the other end of the elastic pressing fixing part is connected with one end of the eccentric cam, and the other end of the eccentric cam is connected with the tray rack; one end of the eccentric cam can rotate relative to the other end of the elastic pressing fixing part, so that the eccentric cam is abutted to the guide rail through the elastic pressing fixing part and is in a locking mode, or the eccentric cam can release the guide rail through the elastic pressing fixing part and is in an operation mode.
preferably, the elastic pressing and fixing part comprises a limiting frame; one end of the limiting frame is sleeved on the guide rail, and one end of the limiting frame can slide along the guide rail; the other end of the limiting frame is movably connected with one end of the eccentric cam, and the limiting frame comprises a first U-shaped frame and a second U-shaped frame; the closed end of the first U-shaped frame is sleeved on the guide rail, the second U-shaped frame is connected to the open end of the first U-shaped frame, and the guide rail is arranged between the closed end of the first U-shaped frame and the closed end of the second U-shaped frame; the closed end of the second U-shaped frame is provided with a limiting groove, one end of the eccentric cam penetrates through the limiting groove and abuts against the guide rail, the eccentric cam is arranged at the open end of the second U-shaped frame, and the elastic pressing fixing part further comprises a torsion spring; one end of the eccentric cam is connected to the opening end of the second U-shaped frame through a limiting shaft, and the torsion spring is sleeved on the limiting shaft.
Preferably, the elastic pressing fixing part further includes a guide roller shaft and a guide roller; the guide roller shaft is connected to the opening end of the first U-shaped frame, the guide roller is sleeved on the guide roller shaft and can roll along the guide rail, the number of the guide roller shafts is two, and the number of the guide roller shafts is two; the first guide roller shaft is connected to the upper part of the opening end of the first U-shaped frame, and the first guide roller is sleeved on the first guide roller shaft; and the second guide roller is connected to the lower part of the opening end of the first U-shaped frame through a shaft, sleeved on the second guide roller shaft and provided with a rolling layer.
The utility model discloses both ends about 4 group's direction wheelsets of lift bearing tray subassembly fix the frame respectively, and the card is put in preceding direction stand guide rail, keep the lift bearing tray horizontal moment balance, promote the connecting seat by lift bearing tray subassembly and be connected with the electric block lifting hook, and provide power through installing the fixed electric block on the roof-rack, realize that lift bearing tray subassembly direction wheelset rolls from top to bottom along guide rail, thereby accomplish bearing tray load lift process, reducible artifical string dress in-process hoist occupies the driving, realize that different specifications treat the suitable hanger height of blacking piece random adjustment, lift bearing tray subassembly sets up prevents weighing down from the auto-lock subassembly, can effectively take precautions against the motor, the potential safety hazard that wire rope fault fracture caused. Because the lifting bearing tray is placed on the front guide post connecting beam when being idle, the stress state of the lifting mechanism is unloaded, and the service life of the lifting electric hoist and the steel wire rope lifting mechanism is effectively protected.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of an electric lifting station of a hot galvanizing production line according to an embodiment of the present invention;
3 FIG. 32 3 is 3 a 3 cross 3- 3 sectional 3 view 3 taken 3 at 3 A 3- 3 A 3 of 3 FIG. 31 3; 3
fig. 3 is a schematic structural view of a guide wheel set according to an embodiment of the present invention;
Fig. 4 is a schematic structural view of a guide wheel assembly according to an embodiment of the present invention;
FIG. 5 is a schematic structural view of an anti-falling self-locking assembly according to an embodiment of the present invention;
FIG. 6 is a bottom view of the fall arrest self locking assembly according to an embodiment of the present invention;
FIG. 7 is a schematic structural view of an anti-falling self-locking assembly according to an embodiment of the present invention;
fig. 8 is a schematic view of a structure of a connecting shaft according to an embodiment of the present invention;
Fig. 9 is a schematic view of a sleeve structure according to an embodiment of the present invention;
FIG. 10 is a schematic structural view of an anti-fall self-locking assembly according to an embodiment of the present invention;
FIG. 11 is a front view of the fall arrest self locking assembly in an embodiment of the present invention;
FIG. 12 is a top view of the fall arrest self locking assembly in accordance with an embodiment of the present invention;
FIG. 13 is a schematic structural view of a locking mode of the fall prevention self-locking assembly according to an embodiment of the present invention;
FIG. 14 is a schematic structural view of an embodiment of the present invention showing an operation mode of the fall preventing self-locking assembly
Detailed Description
the preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
as shown in fig. 1 and fig. 2, the embodiment of the utility model provides an electric lifting station of hot galvanizing production line, include:
The supporting frame comprises two front guiding upright posts 1, two rear upright posts 2, a plurality of side supporting angle steels 3 and a top frame 6, wherein the two front guiding upright posts 1 are respectively provided with a guiding guide rail 8 at one opposite side, a plurality of fixing clamping plates 10 are uniformly arranged on the guiding guide rails 8 along the extending direction of the guiding guide rails, the side supporting angle steels 3 are arranged between the front guiding upright posts 1 and the rear upright posts 2 which correspond to each other in the front-back direction, and the top frame 6 is formed by welding H-shaped steel;
the lifting bearing tray comprises a tray frame 4, guide wheel sets 5, a lifting connecting seat 11 and an anti-falling self-locking assembly 12, wherein the guide wheel sets 5 are provided with 4 sets, are respectively and fixedly arranged at the upper end and the lower end of the tray frame 4 and clamped in the guide rails 8 to keep the horizontal moment balance of the lifting bearing tray, and the anti-falling self-locking assembly 12 is arranged at the two ends of the tray frame 4 and is contacted with the fixed clamping plates 10;
Lifting mechanism, for fixed electric block 14, set up on the top frame 6, electric block 14's lifting hook with it is connected to promote connecting seat 11, realizes direction wheelset 5 is followed guide rail 8 rolls from top to bottom, thereby accomplishes the lift bears tray load lift process.
A connecting beam 7 is arranged between the lower ends of the two front guide posts, and the lifting bearing tray can be arranged on the connecting beam 7.
the upper end and the lower end of the tray rack 4 are provided with collision rods, the upper end and the lower end of one front guide upright post are respectively and correspondingly provided with an upper limit switch 13 and a lower limit switch 9, and the upper limit switch 13, the lower limit switch 9 and the electric hoist 14 are all connected with the controller.
the working principle and the beneficial effects of the technical scheme are as follows:
When the electric hoist is used, a load is hung on the tray rack, the controller is used for controlling the electric hoist to run, the lifting operation of the load is realized, compared with the prior art, the occupied time of a travelling crane is reduced, the potential safety hazard of manual hanging under the travelling crane is reduced, and the efficiency of the whole process is further improved. When the tray frame is used for lifting operation, the guide wheel group moves in the guide rail, so that the running stability of the lifting bearing tray is ensured. The setting of this embodiment tie-beam for lift bearing tray subassembly can be placed on the tie-beam when the extreme low position, and uninstallation hoist mechanism stress state effectively protects the life who carries electric block, wire rope hoist mechanism. The upper end and the lower end of the tray rack of the embodiment are provided with the collision rods, when the lifting bearing tray assembly rises to the highest point and falls to the lowest point, the collision rods respectively touch the upper limit switch and the lower limit switch, an electric signal is sent out and transmitted to the controller, and the controller controls the electric hoist to stop running, so that limit protection is realized.
As shown in fig. 3-4, in one embodiment,
The guide wheel set 5 comprises a connecting seat 5-1 and a guide wheel assembly 5-2, the connecting seat 5-1 is of a flange plate type structure, mounting holes are formed in the edge positions of the periphery of the connecting seat, a first connecting hole is formed in the position of a central shaft of the connecting seat, the guide wheel assembly 5-2 comprises a shaft head 5-21, a second connecting hole matched with the first connecting hole is formed in one end of the shaft head 5-21, the first connecting hole is connected with the second connecting hole through a connecting column, a cavity is formed in the other end of the shaft head 5-21, a retainer 5-22 is arranged in the cavity, a small guide wheel shaft 5-23 is arranged in the retainer 5-22, the axis of the small guide wheel shaft 5-23 is perpendicular to the axis of the shaft head 5-21, and a small guide wheel 5-24 is, the outer surface of one end of the shaft head 5-21, which is provided with a cavity, is provided with a large guide wheel 5-25, the large guide wheel 5-25 is rotatably connected with the shaft head 5-21, the large guide wheel 5-25 is in contact with two inner side surfaces of the guide rail 8, and the small guide wheel 5-24 is in contact with the inner bottom surface of the guide rail 8.
as shown in fig. 5-7, in one embodiment,
Two vertical and parallel mounting plates 4-1 are arranged at the middle part of the tray frame 4, first shaft holes are symmetrically arranged on the two mounting plates 4-1, the anti-falling self-locking assembly 12 comprises,
the hanging bracket 12-3, the hanging bracket 12-3 comprises a bottom plate 12-31 and two vertical plates 12-32, the bottom plate 12-31 is vertically arranged, and is positioned between the two mounting plates 4-1, the two vertical plates 12-32 are respectively and vertically arranged at the edge positions of the two sides of the bottom plate 12-31, the upper ends of the vertical plates 12-32 are provided with second shaft holes, a third shaft hole is arranged on the edge of one side far away from the bottom plate 12-31, a fourth shaft hole is arranged in the middle of the vertical plate 12-32, the lower ends of the bottom plates 12 to 31 are provided with through holes, two second shaft holes are internally provided with lifting shafts 12 to 33, the hanging bracket 12-3 respectively penetrates through the fourth shaft hole and the first shaft hole through fixing shafts 12-34 and is movably connected with the tray rack 4;
The elastic element 12-4 comprises a spring fixing shaft 12-41 and a first spring 12-42, one end of the spring fixing shaft 12-41 penetrates through a through hole formed in the lower end of the bottom plate 12-31 and is detachably connected with the tray rack 4, the other end of the spring fixing shaft is provided with a blocking piece, and the first spring 12-42 is sleeved on the spring fixing shaft 12-41 and is positioned between the blocking piece and the bottom plate 12-31;
the deflector rod 12-5 penetrates through the third shaft hole, and the distances from the two ends of the deflector rod to the vertical plate 12-32 are equal;
two locking blocks 12-6 are symmetrically arranged at two sides of the tray rack 4, a rotating shaft is arranged in the middle of each locking block 12-6 in a penetrating manner, one end of the rotating shaft is fixedly connected with the tray rack 4, the locking blocks 12-6 can freely rotate, two vertical rods are respectively arranged at one opposite sides of the two locking blocks 12-6, and the deflector rod 12-5 is arranged between the two vertical rods;
The shaft section clamping plates 12-35 are arranged on the two shaft sections of the lifting shafts 12-33 and the two shaft sections of the fixed shafts 12-34.
the working principle of the technical scheme is as follows:
when the lifting hook is used, in the moving process, the lifting hook of the electric hoist is connected with the lifting shaft, the lifting frame deflects around the fixed shaft, the lower end of the lifting frame deflects upwards, at the moment, the lifting rod moves upwards to contact with the vertical rod above, the locking block is driven to rotate, the outward end of the locking block deflects downwards, and the locking block is not in contact with the fixed clamping plate in the state. Under quiescent condition, there is not interact power between electric block's lifting hook and the lift shaft, first spring shrink this moment drives the gallows around the fixed axle deflection, its lower extreme downward and inwards deflect, and at this moment, driving lever downstream contacts the pole setting of below for drive the locking piece and rotate, the outside one end of locking piece upwards deflects, and this state locking piece contacts with fixed cardboard, reachs the effect of locking.
As shown in fig. 7 to 9, in one embodiment, the anti-falling self-locking assembly 12 includes a connecting shaft 12-11, a sleeve 12-12, a second spring 12-13, a fixing plate 12-14, a connecting rod 12-15, and a hook 12-16, the hook of the electric hoist 14 is further connected to the connecting shaft 12-11 through a pin, the connecting shaft 12-11 is installed in the sleeve 12-12 and can slide up and down within a certain stroke, the second spring 12-13 is installed between the connecting shaft 12-11 and the sleeve 12-12, the sleeve 12-12 is fixed to the tray frame 4 through a bolt connection, the fixing plate 12-14 is fixed to the tray frame 4 through a welding or bolt connection, the sleeve 12-12 and the fixing plate 12-14 move up and down along with the tray frame 4, the fixing plates 12-14 are welded with pin shafts and baffle plates, the hooks 12-16 are mounted on the pin shafts on the fixing plates 12-14, the hooks can rotate around the pin shafts and are limited by the baffle plates, the connecting shafts 12-11 and the hooks 12-16 are connected through connecting rods 12-15, waist-shaped grooves are formed in the lower ends of the connecting shafts 12-11, and one ends of the connecting rods 12-15 slide in the waist-shaped grooves of the connecting shafts 12-11.
The working principle and the beneficial effects of the technical scheme are as follows:
when the hook of the electric hoist and the connecting shaft are in a connecting state, the connecting shaft pulls the sleeve, the second spring is in a compression state, and the hook is in a retraction state due to the self weight or the action of the torsion spring (which can be additionally increased). When the hook of the electric hoist is disconnected with the connecting shaft, the tray frame drives the sleeve and the fixing plate to be in a free-falling state, the compression spring is released, the connecting shaft and the sleeve can slide mutually, namely, under the elastic action of the compression spring, the connecting shaft extends downwards relative to the sleeve, and then the connecting rod is pushed, so that the hook rotates to a horizontal position and hooks the fixing clamping plate to achieve the purpose of falling prevention.
as shown in FIGS. 10 to 14, in one embodiment, the fall arrest self locking assembly 12 comprises a resilient press fixture 12-21 and an eccentric cam 12-22; one end of the elastic pressing fixing part 12-21 is connected to the guide rail 8, the other end of the elastic pressing fixing part 12-21 is connected with one end of the eccentric cam 12-22, and the other end of the eccentric cam 12-22 is connected with the tray frame 4; one end of the eccentric cam 12-22 can rotate relative to the other end of the elastic pressing fixing part 12-21, so that the eccentric cam 12-22 is abutted on the guide rail 8 through the elastic pressing fixing part 12-21, and is in a locking mode, or the eccentric cam 12-22 can release the guide rail 8 through the elastic pressing fixing part 12-21, and is in an operating mode.
The elastic pressing fixing part 12-21 comprises a limiting frame 12-211; one end of the limiting frame 12-211 is sleeved on the guide rail 8, and one end of the limiting frame 12-211 can slide along the guide rail 8; the other end of the limiting frame 12-211 is movably connected with one end of the eccentric cam 12-22, and the limiting frame 12-211 comprises a first U-shaped frame 12-212 and a second U-shaped frame 12-213; the closed end of the first U-shaped frame 12-212 is sleeved on the guide rail 8, the second U-shaped frame 12-213 is connected to the open end of the first U-shaped frame 12-212, and the guide rail 8 is arranged between the closed end of the first U-shaped frame 12-212 and the closed end of the second U-shaped frame 12-213; the closed end of the second U-shaped frame 12-213 is provided with a limiting groove 12-214, one end of the eccentric cam 12-22 passes through the limiting groove 12-214 and abuts against the guide rail 8, the eccentric cam 12-22 is arranged at the open end of the second U-shaped frame 12-213, and the elastic pressing fixing part 12-21 further comprises a torsion spring 12-215; one end of the eccentric cam 12-22 is connected with the opening end of the second U-shaped frame 12-213 through a limiting shaft 12-216, and the torsion spring 12-215 is sleeved on the limiting shaft 12-216.
The elastic pressing fixing part 12-21 further comprises a guide roller shaft 12-217 and a guide roller 12-218; the guide roller shafts 12-217 are connected to the open ends of the first U-shaped frames 12-212, the guide rollers 12-218 are sleeved on the guide roller shafts 12-217, the guide rollers 12-218 can roll along the guide rail 8, the number of the guide roller shafts 12-217 is two, and the number of the guide rollers 12-218 is two; a first guide roller shaft 12-217 is connected to the upper part of the open end of the first U-shaped frame 12-212, and a first guide roller 12-218 is sleeved on the first guide roller shaft 12-217; the second guide roller shaft 12-217 is connected to the lower part of the opening end of the first U-shaped frame 12-212, the second guide roller 12-218 is sleeved on the second guide roller shaft 12-217, and a rolling layer is arranged on the guide roller 12-218.
the working principle and the beneficial effects of the technical scheme are as follows:
the inner end of the elastic pressing fixing part is connected to the guide rail, and the inner end of the elastic pressing part can move in the vertical direction along the guide rail; the outer side end of the elastic pressing fixing part is connected with one end of the eccentric cam, and the eccentric cam is used for applying pressing force to the outer side end of the elastic pressing fixing part, so that the position of the eccentric cam on the guide rail is locked; the other end of the eccentric cam is used for connecting the lifting bearing tray so as to fix the position of the lifting bearing tray; when one end of the eccentric cam rotates relative to the outer end of the elastic pressing fixing part, the eccentric cam can be abutted on the guide rail through the elastic pressing fixing part, and the locking mode can be set between the eccentric cam and the guide rail; when one end of the eccentric cam is released from the guide rail through the elastic pressing fixing part, the eccentric cam and the guide rail are in an operation mode. The fixing part is pressed to this embodiment elasticity of being connected between guide rail and eccentric cam, utilizes eccentric cam and elasticity to press the rotary motion between the fixing part, prescribes a limit to the locking position between eccentric cam and the guide rail, and this embodiment has the action sensitivity, and the security is high, and the operation is advantages such as smooth and easy.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (9)
1. Electronic lifting station of hot-galvanize production line, its characterized in that includes:
the supporting frame comprises two front guiding upright posts (1), two rear upright posts (2), a plurality of side supporting angle steels (3) and a top frame (6), wherein the two front guiding upright posts (1) are respectively provided with a guiding guide rail (8) at one opposite side, the guiding guide rails (8) are uniformly provided with a plurality of fixing clamping plates (10) along the extending direction of the guiding guide rails, the side supporting angle steels (3) are arranged between the front guiding upright posts (1) and the rear upright posts (2) which correspond to each other in the front and at the back, and the top frame (6) is formed by welding H-shaped steels;
the lifting bearing tray comprises a tray rack (4), a guide wheel set (5), a lifting connecting seat (11) and an anti-falling self-locking assembly (12), wherein 4 groups of the guide wheel set (5) are arranged, respectively fixedly arranged at the upper end and the lower end of the tray rack (4), clamped in the guide rail (8) and kept in horizontal moment balance, and the anti-falling self-locking assembly (12) is arranged at the two ends of the tray rack (4) and contacted with the fixed clamping plate (10);
The lifting mechanism is a fixed electric hoist (14) and is arranged on the top frame (6), a lifting hook of the electric hoist (14) is connected with the lifting connecting seat (11), so that the guide wheel set (5) rolls up and down along the guide rail (8), and the lifting process of the lifting bearing tray load is completed.
2. electric lifting station of hot galvanizing production line according to claim 1, characterized in that a connecting beam (7) is arranged between the lower ends of the two front guide columns, and the lifting carrying tray can be arranged on the connecting beam (7).
3. the electric lifting station of the hot galvanizing production line according to claim 1, wherein the tray frame (4) is provided with a striker at the upper end and the lower end, the upper end and the lower end of one of the front guide columns are respectively provided with an upper limit switch (13) and a lower limit switch (9) correspondingly, and the upper limit switch (13), the lower limit switch (9) and the electric hoist (14) are all connected with a controller.
4. The electric lifting station of the hot galvanizing production line according to claim 1, wherein the guide wheel set (5) comprises a connecting seat (5-1) and a guide wheel assembly (5-2), the connecting seat (5-1) is in a flange plate type structure, mounting holes are formed in the positions of the periphery of the connecting seat, a first connecting hole is formed in the position of the center axis of the connecting seat, the guide wheel assembly (5-2) comprises a shaft head (5-21), a second connecting hole matched with the first connecting hole is formed in one end of the shaft head, the first connecting hole and the second connecting hole are connected through a connecting column, a cavity is formed in the other end of the shaft head (5-21), a retainer (5-22) is arranged in the cavity, a small guide wheel shaft (5-23) is arranged in the retainer (5-22), the axis of the small guide wheel shaft (5-23) is perpendicular to the axis of the shaft head (5-21, the guide device is characterized in that small guide wheels (5-24) are sleeved on the small guide wheel shafts (5-23), large guide wheels (5-25) are arranged on the outer surfaces of the ends, provided with cavities, of the shaft heads (5-21), the large guide wheels (5-25) are rotatably connected with the shaft heads (5-21), the large guide wheels (5-25) are in contact with the two inner side surfaces of the guide rail (8), and the small guide wheels (5-24) are in contact with the inner bottom surface of the guide rail (8).
5. the electric lifting station of the hot galvanizing production line according to claim 1, wherein two vertical and parallel mounting plates (4-1) are arranged at the middle position of the tray frame (4), first shaft holes are symmetrically arranged on the two mounting plates (4-1), the anti-falling self-locking assembly (12) comprises,
The lifting frame (12-3), the lifting frame (12-3) comprises a bottom plate (12-31) and two vertical plates (12-32), the bottom plate (12-31) is vertically arranged and is positioned between the two mounting plates (4-1), the two vertical plates (12-32) are respectively and vertically arranged at the edge positions of two sides of the bottom plate (12-31), the upper ends of the vertical plates (12-32) are provided with second shaft holes, the edge of one side far away from the bottom plate (12-31) is provided with a third shaft hole, the middle parts of the vertical plates (12-32) are provided with fourth shaft holes, the lower ends of the bottom plates (12-31) are provided with through holes, lifting shafts (12-33) penetrate through the two second shaft holes, and the lifting frame (12-3) respectively penetrates through the fourth shaft holes and the first shaft holes through fixing shafts (12-34), is movably connected with the tray rack (4);
the elastic element (12-4) comprises a spring fixing shaft (12-41) and a first spring (12-42), one end of the spring fixing shaft (12-41) penetrates through a through hole formed in the lower end of the bottom plate (12-31) and is detachably connected with the tray rack (4), the other end of the spring fixing shaft is provided with a blocking piece, and the first spring (12-42) is sleeved on the spring fixing shaft (12-41) and is positioned between the blocking piece and the bottom plate (12-31);
the deflector rod (12-5) penetrates through the third shaft hole, and the distances from the two ends of the deflector rod to the vertical plate (12-32) are equal;
The tray is characterized in that the two locking blocks (12-6) are symmetrically arranged on two sides of the tray rack (4), a rotating shaft penetrates through the middle of each locking block (12-6), one end of the rotating shaft is fixedly connected with the tray rack (4), the locking blocks (12-6) can freely rotate, two vertical rods are respectively arranged on one opposite sides of the two locking blocks (12-6), and the deflector rod (12-5) is arranged between the two vertical rods.
6. the electric lifting station of the hot galvanizing production line according to claim 1, wherein the anti-falling self-locking assembly (12) comprises a connecting shaft (12-11), a sleeve (12-12), a second spring (12-13), a fixing plate (12-14), a connecting rod (12-15) and a hook (12-16), the hook of the electric hoist (14) is further connected with the connecting shaft (12-11) through a pin shaft, the connecting shaft (12-11) is installed in the sleeve (12-12) and can slide up and down in a certain stroke, the second spring (12-13) is installed between the connecting shaft (12-11) and the sleeve (12-12), the sleeve (12-12) is fixed on the tray rack (4) through bolt connection, and the fixing plate (12-14) is fixed on the tray rack (4) through welding or bolt connection The tray is characterized in that the sleeves (12-12) and the fixing plates (12-14) move up and down along with the tray rack (4), pin shafts and baffle plates are welded on the fixing plates (12-14), the hooks (12-16) are installed on the pin shafts on the fixing plates (12-14), the hooks can rotate around the pin shafts and are limited by the baffle plates, the connecting shafts (12-11) and the hooks (12-16) are connected through connecting rods (12-17), kidney-shaped grooves are formed in the connecting shafts (12-11), and one ends of the connecting rods (12-17) slide in the kidney-shaped grooves of the connecting shafts (12-11).
7. the electric lifting station of the hot galvanizing line according to claim 1, characterized in that the anti-falling self-locking assembly (12) comprises an elastic pressing fixing part (12-21) and an eccentric cam (12-22); one end of each elastic pressing fixing part (12-21) is connected to the guide rail (8), the other end of each elastic pressing fixing part (12-21) is connected with one end of each eccentric cam (12-22), and the other end of each eccentric cam (12-22) is connected with the tray rack (4); one end of the eccentric cam (12-22) can rotate relative to the other end of the elastic pressing fixing part (12-21) so that the eccentric cam (12-22) is abutted on the guide rail (8) through the elastic pressing fixing part (12-21) to be in a locking mode, or the eccentric cam (12-22) can release the guide rail (8) through the elastic pressing fixing part (12-21) to be in an operation mode.
8. the electric lifting station of the hot galvanizing production line according to claim 7, wherein the elastic pressing fixing part (12-21) comprises a limiting frame (12-211); one end of the limiting frame (12-211) is sleeved on the guide rail (8), and one end of the limiting frame (12-211) can slide along the guide rail (8); the other end of the limiting frame (12-211) is movably connected with one end of the eccentric cam (12-22), and the limiting frame (12-211) comprises a first U-shaped frame (12-212) and a second U-shaped frame (12-213); the closed end of the first U-shaped frame (12-212) is sleeved on the guide rail (8), the second U-shaped frame (12-213) is connected to the open end of the first U-shaped frame (12-212), and the guide rail (8) is arranged between the closed end of the first U-shaped frame (12-212) and the closed end of the second U-shaped frame (12-213); the closed end of the second U-shaped frame (12-213) is provided with a limiting groove (12-214), one end of the eccentric cam (12-22) passes through the limiting groove (12-214) and abuts against the guide rail (8), the eccentric cam (12-22) is arranged at the open end of the second U-shaped frame (12-213), and the elastic pressing fixing part (12-21) further comprises a torsion spring (12-215); one end of the eccentric cam (12-22) is connected with the opening end of the second U-shaped frame (12-213) through a limiting shaft (12-216), and the torsion spring (12-215) is sleeved on the limiting shaft (12-216).
9. the electric lifting station of the hot galvanizing line according to claim 8, characterized in that the elastic pressing fixing part (12-21) further comprises a guide roller shaft (12-217) and a guide roller (12-218); the guide roller shafts (12-217) are connected to the open end of the first U-shaped frame (12-212), the guide rollers (12-218) are sleeved on the guide roller shafts (12-217), the guide rollers (12-218) can roll along the guide rail (8), the number of the guide roller shafts (12-217) is two, and the number of the guide rollers (12-218) is two; a first guide roller shaft (12-217) is connected to the upper part of the open end of the first U-shaped frame (12-212), and a first guide roller (12-218) is sleeved on the first guide roller shaft (12-217); a second guide roller shaft (12-217) is connected to the lower part of the opening end of the first U-shaped frame (12-212), a second guide roller (12-218) is sleeved on the second guide roller shaft (12-217), and a rolling layer is arranged on the guide roller (12-218).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822228505.XU CN209778129U (en) | 2018-12-28 | 2018-12-28 | electric lifting station of hot galvanizing production line |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822228505.XU CN209778129U (en) | 2018-12-28 | 2018-12-28 | electric lifting station of hot galvanizing production line |
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| CN209778129U true CN209778129U (en) | 2019-12-13 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113620192A (en) * | 2020-10-23 | 2021-11-09 | 湖南梨树园涂料有限公司 | Lifting device convenient for lifting object support frame |
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2018
- 2018-12-28 CN CN201822228505.XU patent/CN209778129U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113620192A (en) * | 2020-10-23 | 2021-11-09 | 湖南梨树园涂料有限公司 | Lifting device convenient for lifting object support frame |
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