CN208916631U - A kind of overhead traveling crane - Google Patents
A kind of overhead traveling crane Download PDFInfo
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- CN208916631U CN208916631U CN201821575445.2U CN201821575445U CN208916631U CN 208916631 U CN208916631 U CN 208916631U CN 201821575445 U CN201821575445 U CN 201821575445U CN 208916631 U CN208916631 U CN 208916631U
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- driving motor
- car body
- travel switch
- handgrip
- traversing
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Abstract
The utility model discloses a kind of overhead traveling cranes; including guide rail, vertical shift frame, traversing car body, driving motor A, driving motor B, driving motor C, drum, lifting rope and handgrip; further include fixed pulley, movable pulley, circlip, swing arm, overcurrent protection switch, move up travel switch, spring and movable cylinder; when handgrip overloads; under the action of lifting rope; movable pulley moves up; movable pulley drives swing arm to swing; the swing of swing arm flicks the elastic slice of overcurrent protection switch, and overcurrent protection switch disconnects the circuit of driving motor C;When driving motor C drives drum, when the lower end in contact of handgrip and movable cylinder, handgrip continues to move up, movable cylinder is jacked up upwards, travel switch is moved up to disconnect the circuit of driving motor C, so that driving motor C is stopped working, avoid the damage of the components such as driving motor C, lifting rope, there is good safeguard function.
Description
Technical field
The utility model relates to a kind of overhead traveling cranes, more particularly, to a kind of overhead traveling crane for grabbing doll machine.
Background technique
Existing overhead traveling crane, for example apply and grabbing the overhead traveling crane on doll machine, it is found after use, they have the following deficiencies: one
It is to be fitted without overload Guo Bao mechanism, when handgrip is stuck, motor also will continue to move up handgrip by lifting rope, be fitted without
In the case where overloading Guo Bao mechanism, it is easy damage associated components;Second is that handgrip when moving up, is fitted without travel switch, when grabbing
When hand has reached limit by row, if motor also continues moving up handgrip by lifting rope, associated components will be damaged;Third is that vertical
It moves on frame and uses the cross slide way of two circular cross-sections, traversing car body upper roller has noise, operation when moving along cross slide way
It is unstable.
Such as it is existing grab doll machine, State Intellectual Property Office discloses Publication No. on April 10th, 2018
The patent document of 207203429U, the utility model discloses one kind to grab doll machine, including board, article placing frame, grab bucket, displacement dress
Set and for issue contraposition hot spot alignment device, the article placing frame be set to the board on, it is described grab bucket, the shift unit with
And the alignment device is set in the article placing frame, the shift unit include the moving guide rail that is set up on the article placing frame and
With the driving of the mobile cooperation of the moving guide rail, the claw bucket sling is set in the driving, and the alignment device is set to the driving
On.Alignment device described in the utility model issues the hot spot for aiming at positioning, and operator judges institute of grabbing bucket by the position of hot spot
Position, the alignment operation that the person of being convenient to operation grabs bucket makes grab bucket that can more accurately aim at contraposition to being clamped
Object.Meanwhile the alignment device is set in driving, is had preferable stability during driving is mobile, will not be shaken,
It thereby may be ensured that the aligning accuracy of alignment device, and then the accuracy for the contraposition that ensures to grab bucket.
For example State Intellectual Property Office discloses the patent document of Publication No. 207324050U on May 8th, 2018,
The utility model discloses it is a kind of it is multi-functional grab doll machine, including doll machine cabinet body (1), transparent doll's box body (2), mechanical
Cleft hand (3), drive rod (4), operational and controlled key button (6), controller (14) and power supply (16), transparent doll's box body (2) are set
It is placed in doll machine cabinet body (1) front upper, power supply (16) is connected with controller (14), and controller (14) passes through operational and controlled key button (6)
It is connected with drive rod (4), controller (14) drives drive rod (4) all around to move;Mechanical claw hand (3) is set to drive rod
(4) lower section, it is characterised in that: it further include code reader (9), driving switch (15), camera (5) and display (17), it is described
Code reader (9) is set on doll machine cabinet body (1), and driving switch (15) is set to doll machine cabinet body (1) inside, and camera (5) is set
It is placed on drive rod (4), and is located at the surface of mechanical claw hand (3), display (17) is being set to doll's box body (2) just
Face;The code reader (9) is connected by remote server (13) with the two dimensional code module (12) in smart phone (11), code reader
(9) output end is connected with the input terminal of controller (14), a wherein output end and driving switch (15) phase of controller (14)
Even, the output end of driving switch (15) is connected by operational and controlled key button (6) with drive rod (4);The output end of camera (5) and control
Device (14) be connected, another output end of controller (14) is connected with display (17).
State Intellectual Property Office discloses the patent text of Publication No. 206167873U on May 17th, 2017 for another example
It offers, the utility model discloses one kind to grab doll machine, including body (1), direction-control apparatus (2), grabbing device (3) and handgrip
(4), it is characterised in that: the direction-control apparatus (2) and grabbing device (3) are arranged on body (1), the direction controlling dress
It sets (2) and grabbing device (3) is connect with handgrip (4), the direction-control apparatus (2) includes the first steersman (5), the second steersman
(6) it is connect with turntable (7), first steersman (5) with first gear (8), the first gear (8) and second gear (9) are hung down
It directly and is mutually twisted, is provided with accessory whorl (10) on the second gear (9), is provided with driving chain on the accessory whorl (10)
(11), it is provided at least one transmission gear (12) in the driving chain (11), the driving chain (11) and cross bar (13)
It connects, is provided with the first drawstring (14) on second steersman (6), the hanging ring 15 on first drawstring (14) and handgrip (4)
Connection, hanging ring (15) string is on cross bar (13), and the other end of hanging ring (15) is connect with restoring spring (16), the turntable
(7) it is connect with endless rope (17), the endless rope (17) is tied up on hanging ring (15), and the grabbing device (3) includes pedal (18)
With the second drawstring (19) being connect with pedal (18).
Utility model content
The purpose of the utility model is to provide a kind of overhead traveling cranes with protective performance.
To achieve the above object, the technical scheme adopted by the utility model is
A kind of overhead traveling crane, including guide rail, vertical shift frame, traversing car body, driving motor A, driving motor B, driving motor C, drum,
Lifting rope and handgrip, driving motor A are located on vertical shift frame, and to drive vertical shift frame to vertically move along guide rail, driving motor B is located at
On traversing car body, to drive traversing car body along vertical shift frame transverse shifting, the driving motor C, drum and fixed pulley, if
On traversing car body, to drive the forward and reverse rotation of drum, one end of lifting rope is wound on drum driving motor C, the other end with grab
Hand connection, further includes fixed pulley, movable pulley, circlip, swing arm, overcurrent protection switch, moves up travel switch, spring and activity
Cylinder, fixed pulley are located on traversing car body, and movable pulley is located in swing arm, and swing arm is hinged on traversing car body by hinged shaft, card
For spring in axis hinge, under the action of circlip, the elastic slice of overcurrent protection switch is pushed down in swing arm end, makes at overcurrent protection switch
In closed state, traversing car body is equipped with hanging mounting hole, and movable cylinder is passed through from hanging mounting hole, erects hanging in travelling platform
On body, spring pocket is mounted on movable cylinder, and under the action of movable cylinder gravity and spring, the tabletting on movable cylinder will move up stroke and open
The elastic slice of pass is pushed down, and is made to move up travel switch and is in closed state, after lifting rope successively bypasses movable pulley, fixed pulley, downwards
Across movable cylinder;When driving motor C drives drum, lifting rope drives handgrip to move up, when handgrip overloads, in the effect of lifting rope
Under, movable pulley moves up, and movable pulley drives swing arm to swing, and circlip is tightened at this time, and the swing of swing arm makes overcurrent protection switch
Elastic slice flick, overcurrent protection switch disconnects the circuit of driving motor C, and driving motor C is made to stop working;As driving motor C
Drum is driven, lifting rope drives handgrip to move up, and when the lower end in contact of handgrip and movable cylinder, handgrip is continued to move up, will be movable
Cylinder jacks up upwards, at this point, spring is compressed, the elastic slice for moving up travel switch is flicked, and moves up travel switch for the electricity of driving motor C
Road disconnects, and driving motor C is made to stop working.
Further, it is rectangular cross slide way that the vertical shift frame, which includes two sections, and traversing car body is equipped with idler wheel, institute
The periphery for stating idler wheel is equipped with race, and a plurality of annular groove is distributed on the bottom surface of the race, pacifies in the annular groove
Equipped with cushion rubber, the outer diameter of cushion rubber is greater than the outer diameter of annular groove, and idler wheel is located on cross slide way and cushion rubber is contacted with cross slide way.
Further, the vertical shift frame further includes a transmission shaft and two fixed plates, and the both ends of the cross slide way are solid
It is scheduled in two fixed plates, the both ends of transmission shaft are each passed through two fixed plates and connect with driving wheel, and driving wheel is located at described
On guide rail, the gear on the output shaft of driving motor A is meshed with the gear A on transmission shaft.
Further, left travel switch and right travel switch are distinguished in the two sides of the fixed plate, lead when vertical shift frame is moved to
When the left or right of rail, the left travel switch or right travel switch disconnect the circuit of driving motor A.
Further, it is designed with traversing travel switch in the inside plate face of two fixed plates, when traversing car body is mobile
To one end of vertical shift frame, when touching traversing travel switch, traversing travel switch disconnects the circuit of driving motor B.
Further, the traversing car body includes left plate, right side plate, drive shaft and at least two link blocks, link block
It between left plate and right side plate and is screwed, the both ends of drive shaft pass through left plate and right side plate and the idler wheel
It connects, the gear on the output shaft of driving motor B is meshed with the gear B in drive shaft.
Further, gum cover is set in the drive shaft and between right side plate and idler wheel.
Further, the swing arm is hinged on the right side plate of traversing car body by hinged shaft, in the plate face of the right side plate
And the lower section for being located at movable pulley is equipped with limit plate.
Further, the plate face of the right side plate is interspersed is equipped with shaft, and the drum is mounted on one end of shaft, shaft
The other end gear C is installed, the gear on the output shaft of driving motor C is meshed with gear C.
Further, the driving motor A, driving motor B and driving motor C are using servo motor.
The utility model has the beneficial effects that
Due to being additionally arranged the components such as movable pulley, circlip, swing arm, overcurrent protection switch, when handgrip overloads, overload
Protective switch disconnects the circuit of driving motor C, so that driving motor C is stopped working, avoids the components such as driving motor C, lifting rope
Damage, have good safeguard function;
The movable cylinder that travel switch, spring and suspension type are moved up due to being additionally arranged, when handgrip is moved to the upper limit, handgrip
It continues to move up, movable cylinder can be jacked up upwards, move up travel switch and disconnect the circuit of driving motor C, make driving motor C
It stops working, equally avoids the damage of the components such as driving motor C, lifting rope.
Since the circular cross-section of two cross slide ways is changed to square-section, and the structure of idler wheel is improved simultaneously,
So that the periphery of idler wheel is used the structure of race, and cushion rubber, cushion rubber and transverse direction are installed in the annular groove in the wheel groove bottom
Guide rail contact not only reduces noise, but also runs more steady.
Detailed description of the invention
Using attached drawing, the utility model is described in further detail, but the embodiment in attached drawing is not constituted to the utility model
Any restrictions for those of ordinary skill in the art without creative efforts, can also be according to following attached
Figure obtains other attached drawings:
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the enlarged drawing at A shown in Fig. 1;
Fig. 3 is the plate face component installation diagram of right side plate shown in Fig. 2 figure;
Fig. 4 is that overhead traveling crane shown in Fig. 1 is grabbing the application exemplary diagram on doll machine;
Fig. 5 is the structural schematic diagram of idler wheel shown in Fig. 2;
Fig. 6 is the enlarged drawing at B shown in Fig. 1.
In figure: 1, guide rail;2, vertical shift frame;3, traversing car body;4, driving motor A;5, driving motor B;6, driving motor
C;7, drum;8, lifting rope;9, handgrip;10, fixed pulley;11, movable pulley;12, circlip;13, swing arm;14, overload protection is opened
It closes;15, travel switch is moved up;16, spring;17, movable cylinder;18, cabinet;19, left plate;20, right side plate;21, drive shaft;
22, link block;23, screw;24, idler wheel;25, gear B;26, gum cover;27, shaft;28, gear C;29, hinged shaft;30, it limits
Plate;31, mounting hole is hung;32, tabletting;33, race;34, annular groove;35, cushion rubber;36, cross slide way;37, transmission shaft;38,
Fixed plate;39, driving wheel;40, gear A;41, right travel switch;42, traversing travel switch.
Specific embodiment
In order to make those skilled in the art more fully understand the technical solution of the utility model, with reference to the accompanying drawing and have
Body embodiment is described in further detail the utility model, it should be noted that in the absence of conflict, the application's
Feature in embodiment and embodiment can be combined with each other.
As shown in Figure 1,2,3, 4, specifically a kind of overhead traveling crane for grabbing doll machine of the present embodiment, including guide rail 1, vertical shift frame 2, cross
Car body 3 is moved, driving motor A4, driving motor B5, driving motor C6, drum 7, lifting rope 8, handgrip 9, pulley 10 is fixed, is movable sliding
Wheel 11, swing arm 13, overcurrent protection switch 14, moves up travel switch 15, spring 16 and movable cylinder 17, the guide rail and sets circlip 12
On the inner wall of 18 two sides of cabinet, driving motor A4 is located on vertical shift frame 2, to drive vertical shift frame 2 to move along guide rail 1 is longitudinal
Dynamic, driving motor B5 is located on traversing car body 3, to drive traversing car body 3 along 2 transverse shifting of vertical shift frame,
The traversing car body 3 includes left plate 19, right side plate 20, drive shaft 21, at least two link blocks 22 and idler wheel 24,
Link block 22 is between left plate 19 and right side plate 20 and fixed with screw 23, and the both ends of drive shaft 21 pass through 19 He of left plate
Right side plate 20 is connect with idler wheel 24, and the gear on the output shaft of driving motor B5 is meshed with the gear B 25 in drive shaft 21, institute
It states in drive shaft 21 and is set with gum cover 26 between right side plate 20 and idler wheel 24.
The plate face of the right side plate 20 is interspersed to be equipped with shaft 27, and the drum 7 is mounted on one end of shaft 27, shaft 27
The other end gear C 28 is installed, the gear on the output shaft of driving motor C6 is meshed with gear C 28, driving motor C6 use
To drive the forward and reverse rotation of drum 7, one end of lifting rope 8 is wound on drum 7, and the other end is connect with handgrip 9.
Fixed pulley 10 is located on the right side plate 20 of traversing car body, and movable pulley 11 is located in swing arm 13, the swing arm 13
It is hinged on the right side plate 20 of traversing car body by hinged shaft 29, in the plate face of the right side plate 20 and is located under movable pulley 11
Side be equipped with limit plate 30, the position of limit plate 30 to lower swing to limiting to swing arm 13, that is to say, that swing arm 13 to
The extreme position of lower swing is exactly the position where limit plate 30.Circlip 12 is in axis hinge 29, under the action of circlip 12, pendulum
The elastic slice of overcurrent protection switch 14 is pushed down in the end of arm 13, and overcurrent protection switch 14 is made to be in closed state, traversing car body
Right side plate 20 is equipped with hanging mounting hole 31, and movable cylinder 17 is passed through from hanging mounting hole 31, erects hanging in traversing car body
On right side plate 20, spring 16 is sleeved on movable cylinder 17, under the action of movable 17 gravity of cylinder and spring 16, on movable cylinder 17
The elastic slice for moving up travel switch 15 is pushed down in tabletting 32, is made to move up travel switch 15 and is in closed state, and lifting rope 8 is successively around making a living
After movable pulley 11, fixed pulley 10, it is passed down through movable cylinder 17;
When driving motor C6 drives drum 7, lifting rope 8 drives handgrip 9 to move up, when handgrip 9 overloads, in the work of lifting rope 8
Under, movable pulley 11 is moved up, and movable pulley 11 drives swing arm 13 to swing, and circlip 12 is tightened at this time, has laid in energy, swing arm
13 swing flicks the elastic slice of overcurrent protection switch 14, and overcurrent protection switch 14 disconnects the circuit of driving motor C6, makes to drive
Dynamic motor C6 stops working, and avoids the damage of the components such as driving motor C, lifting rope.
When driving motor C6 drives drum 7, lifting rope 8 drives handgrip 9 to move up, when the lower end in contact of handgrip 9 and movable cylinder 17
When, handgrip 9 continues to move up, and movable cylinder 17 is jacked up upwards, at this point, spring 16 is compressed, moves up the bullet of travel switch 15
Piece flicks, and moves up travel switch 15 and disconnects the circuit of driving motor C6, so that driving motor C6 is stopped working, equally avoid drive
The damage of the components such as dynamic motor C, lifting rope.
As shown in figure 5, the periphery of the idler wheel 24 is equipped with race 33, it is distributed on the bottom surface of the race 33
A plurality of annular groove 34 is equipped with cushion rubber 35 in the annular groove 34, and the outer diameter of cushion rubber 35 is greater than the outer diameter of annular groove, and idler wheel is located at
On the cross slide way 36 of the vertical shift frame and cushion rubber 35 is contacted with the cross slide way 36 of the vertical shift frame.
As shown in fig. 6, it is rectangular 36, transmission shafts 37 of cross slide way and two pieces that the vertical shift frame, which includes two sections,
The both ends of fixed plate 38, the cross slide way 36 are fixed in two fixed plates 38, and the both ends of transmission shaft 37 are each passed through two pieces
Fixed plate 38 is connect with driving wheel 39, and the structure of driving wheel 39 is identical as the structure of idler wheel 24, and driving wheel 39 is located at described lead
On rail 1, the gear on the output shaft of driving motor A4 is meshed with the gear A 40 on transmission shaft 37.The two of the fixed plate 38
Left travel switch (not shown) and right travel switch 41 are distinguished in side, when vertical shift frame 2 is moved to the left or right of guide rail 1
When, the left travel switch or right travel switch 41 disconnect the circuit of driving motor A4.The inside of two fixed plates 38
It is designed with traversing travel switch 42 in plate face, when traversing car body 3 is moved to one end of vertical shift frame 2, touches traversing travel switch
When 42, traversing travel switch 42 disconnects the circuit of driving motor B5.
In addition, the driving motor A4, driving motor B5 and driving motor C6 can be realized using servo motor
The accurate control of positive and negative rotation.
Implementation recited above is only that the utility model embodiment is described, not to the structure of the utility model
Think and range is defined, under the premise of not departing from the utility model design scheme, ordinary engineering and technical personnel pair in this field
The equivalent structure and be directly or indirectly used in relevant technical field that the technical solution of the utility model is made should all fall into this
The protection scope of utility model.
Claims (10)
1. a kind of overhead traveling crane, including guide rail, vertical shift frame, traversing car body, driving motor A, driving motor B, driving motor C, drum, hang
Rope and handgrip, driving motor A are located on vertical shift frame, and to drive vertical shift frame to vertically move along guide rail, driving motor B is located at cross
It moves on car body, to drive traversing car body along vertical shift frame transverse shifting, the driving motor C, drum and fixed pulley are located at
On traversing car body, driving motor C is to drive the forward and reverse rotation of drum, and one end of lifting rope is wound on drum, the other end and handgrip
Connection, it is characterised in that: further include fixed pulley, movable pulley, circlip, swing arm, overcurrent protection switch, move up travel switch,
Spring and movable cylinder, fixed pulley are located on traversing car body, and movable pulley is located in swing arm, and swing arm is hinged on traversing by hinged shaft
On car body, for circlip in axis hinge, under the action of circlip, the elastic slice of overcurrent protection switch is pushed down in swing arm end, makes to overload
Protective switch is in closed state, and traversing car body is equipped with hanging mounting hole, and movable cylinder is passed through from hanging mounting hole, and setting is hung
It hangs on traversing car body, spring pocket is mounted on movable cylinder, and under the action of movable cylinder gravity and spring, the tabletting on movable cylinder will
The elastic slice for moving up travel switch is pushed down, and is made to move up travel switch and is in closed state, and lifting rope successively bypasses movable pulley, fixed slides
After wheel, it is passed down through movable cylinder;When driving motor C drives drum, lifting rope drives handgrip to move up, when handgrip overloads, is hanging
Under the action of rope, movable pulley is moved up, and movable pulley drives swing arm to swing, and circlip is tightened at this time, and the swing of swing arm makes to overload
The elastic slice of protective switch flicks, and overcurrent protection switch disconnects the circuit of driving motor C, and driving motor C is made to stop working;Work as drive
Dynamic motor C drives drum, and lifting rope drives handgrip to move up, and when the lower end in contact of handgrip and movable cylinder, handgrip is continued to move up,
Movable cylinder is jacked up upwards, at this point, spring is compressed, the elastic slice for moving up travel switch is flicked, and electricity will be driven by moving up travel switch
The circuit of machine C disconnects, and driving motor C is made to stop working.
2. overhead traveling crane according to claim 1, it is characterised in that: the vertical shift frame includes that two sections are that rectangular transverse direction is led
Rail, traversing car body are equipped with idler wheel, and the periphery of the idler wheel is equipped with race, is distributed on the bottom surface of the race more
Annular groove is equipped with cushion rubber in the annular groove, and the outer diameter of cushion rubber is greater than the outer diameter of annular groove, and idler wheel is located on cross slide way
And cushion rubber is contacted with cross slide way.
3. overhead traveling crane according to claim 2, it is characterised in that: the vertical shift frame further includes a transmission shaft and two pieces of fixations
The both ends of plate, the cross slide way are fixed in two fixed plates, and the both ends of transmission shaft are each passed through two fixed plates and driving
Wheel connection, driving wheel are located on the guide rail, and the gear on the output shaft of driving motor A is mutually nibbled with the gear A on transmission shaft
It closes.
4. overhead traveling crane according to claim 3, it is characterised in that: distinguish left travel switch and right lateral in the two sides of the fixed plate
Cheng Kaiguan, when vertical shift frame is moved to the left or right of guide rail, the left travel switch or right travel switch are by driving motor A
Circuit disconnect.
5. overhead traveling crane according to claim 3, it is characterised in that: be designed in the inside plate face of two fixed plates traversing
Travel switch, when traversing car body is moved to one end of vertical shift frame, when touching traversing travel switch, traversing travel switch will be driven
The circuit of motor B disconnects.
6. overhead traveling crane according to claim 2, it is characterised in that: the traversing car body includes left plate, right side plate, drive shaft
With at least two link blocks, link block is between left plate and right side plate and is screwed, and the both ends of drive shaft pass through a left side
Side plate and right side plate are connect with the idler wheel, and the gear on the output shaft of driving motor B is mutually nibbled with the gear B in drive shaft
It closes.
7. overhead traveling crane according to claim 6, it is characterised in that: covered in the drive shaft and between right side plate and idler wheel
Equipped with gum cover.
8. overhead traveling crane according to claim 6, it is characterised in that: the swing arm is hinged on the right side of traversing car body by hinged shaft
On plate, in the plate face of the right side plate and it is located at the lower section of movable pulley equipped with limit plate.
9. overhead traveling crane according to claim 6, it is characterised in that: the plate face of the right side plate is interspersed to be equipped with shaft, described
Drum is mounted on one end of shaft, and the other end of shaft is equipped with gear C, gear and gear C on the output shaft of driving motor C
It is meshed.
10. overhead traveling crane according to claim 1, it is characterised in that: the driving motor A, driving motor B and driving motor C
All using servo motor.
Priority Applications (1)
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CN201821575445.2U CN208916631U (en) | 2018-09-27 | 2018-09-27 | A kind of overhead traveling crane |
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CN201821575445.2U CN208916631U (en) | 2018-09-27 | 2018-09-27 | A kind of overhead traveling crane |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110439588A (en) * | 2019-07-12 | 2019-11-12 | 苏丹 | A kind of road and bridge construction trolley horizontal mobile device |
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2018
- 2018-09-27 CN CN201821575445.2U patent/CN208916631U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110439588A (en) * | 2019-07-12 | 2019-11-12 | 苏丹 | A kind of road and bridge construction trolley horizontal mobile device |
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