CN110697628A - Pallet truck with lifting operation of worm mechanism - Google Patents
Pallet truck with lifting operation of worm mechanism Download PDFInfo
- Publication number
- CN110697628A CN110697628A CN201911009668.1A CN201911009668A CN110697628A CN 110697628 A CN110697628 A CN 110697628A CN 201911009668 A CN201911009668 A CN 201911009668A CN 110697628 A CN110697628 A CN 110697628A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- working box
- box
- lifting operation
- worm
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
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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
- B66F9/075—Constructional features or details
- B66F9/07595—Cooling arrangements for device or operator
-
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
Abstract
The invention provides a pallet truck with a worm mechanism for lifting operation. The pallet truck with the lifting operation of the worm mechanism comprises a base, a working box fixedly connected with one side of the top of the base, a first motor fixedly connected with the bottom of the inner wall of the working box, a worm fixedly connected with an output shaft of the first motor, a screw rod is connected to one side of the bottom of the inner wall of the working box in a rotating mode, the top of the screw rod penetrates through the working box and extends to the outside of the working box, a worm wheel is fixedly connected with the surface of the screw rod, which is located inside the working box, and is meshed with the worm wheel, and a connecting block is connected to the surface of the screw rod, which is located outside the working box in a rotating mode. The pallet truck with the lifting operation of the worm mechanism provided by the invention is used for lifting operation through the worm gear structure, the structure can obtain a large transmission ratio, manpower consumption is not needed, and meanwhile, the device can be used for radiating the working box during working, so that the overhigh temperature in the working box is prevented.
Description
Technical Field
The invention relates to the field of worm machinery, in particular to a pallet truck with a worm mechanism for lifting operation.
Background
The pallet truck is one of fork trucks, namely logistics carrying equipment which plays a role in carrying goods. When the pallet fork carrying device is used, the pallet fork carried by the pallet fork is inserted into the pallet hole, the pallet goods are lifted and descended by the manual driving hydraulic system, and the carrying operation is completed by manual pulling. The tray transportation tool is the simplest, most effective and most common loading, unloading and carrying tool in the tray transportation tool.
The existing pallet truck structure generally realizes the lifting and descending of pallet goods by a manual driving hydraulic system, which is relatively laborious, and the existing machine lifted by a motor can generate high temperature when in work, thereby leading the service life of the machine to be shortened.
Therefore, it is necessary to provide a pallet truck with a worm mechanism for lifting operation to solve the above technical problems.
Disclosure of Invention
The invention provides a pallet truck with a worm mechanism for lifting operation, which solves the problem that the conventional pallet truck is relatively labor-consuming.
In order to solve the technical problem, the pallet truck with the worm mechanism for lifting operation comprises a base, wherein a working box is fixedly connected to one side of the top of the base, a first motor is fixedly connected to the bottom of the inner wall of the working box, a worm is fixedly connected to an output shaft of the first motor, a screw rod is rotatably connected to one side of the bottom of the inner wall of the working box, the top of the screw rod penetrates through the working box and extends to the outside of the working box, a worm wheel is fixedly connected to the surface of the screw rod, which is located inside the working box, and is meshed with the worm wheel, a connecting block is rotatably connected to the surface of the screw rod, which is located outside the working box, a sliding plate is fixedly connected to the bottom of the connecting block, and inserting rods are fixedly connected to the front side and the rear side of one.
Preferably, the equal fixedly connected with backup pad of front side and the rear side at base top, one side and the backup pad sliding connection of slide, the top of backup pad and screw rod all is equipped with the spacing ring, two fixedly connected with connecting rod between the relative one side of spacing ring.
Preferably, one side fixedly connected with second motor of work box inner wall bottom, second motor output shaft fixedly connected with pivot, the bottom fixedly connected with fan box of work box one side, the one end of pivot runs through the fan box and extends to the inside of fan box, the pivot is located the inside one end fixedly connected with flabellum of fan box.
Preferably, the supporting frame is fixedly connected to the two sides of the bottom of the base, the sliding groove is formed in the surface of the supporting frame, the sliding block is connected between the two sides of the inner wall of the sliding groove in a sliding mode, and the connecting shaft penetrates through the inside of the sliding block.
Preferably, the flexible loop bar of top fixedly connected with of base, the equal fixedly connected with in both sides of flexible loop bar inner wall holds the case, one side that holds the incasement wall is provided with the baffle, one side fixedly connected with bumping post of baffle, one side of bumping post runs through in proper order and holds case and flexible loop bar and extend to the outside of flexible loop bar.
Preferably, one side fixedly connected with fixed block of work box, the inside rotation of fixed block is connected with the main shaft, the fixed surface of main shaft is connected with the push rod, one side at work box top is provided with control panel.
Preferably, the back of the connecting shaft is fixedly connected with a roller, the top of the inner wall of the sliding groove is fixedly connected with a clamping seat, and a first spring is sleeved between the top of the inner wall of the sliding groove and the top of the sliding block and on the surface of the clamping seat.
Preferably, the flexible post of one side fixedly connected with that holds incasement wall, the opposite side and the baffle fixed connection of flexible post, the surface of flexible post just is located the baffle and holds and overlap and be equipped with the second spring between the relative one side of case.
Compared with the prior art, the pallet truck with the lifting operation of the worm mechanism provided by the invention has the following beneficial effects:
the invention provides a pallet truck with a worm mechanism for lifting operation, a push rod is pushed to enable the device to be located at a goods to be moved, if the ground is uneven in the moving process, a roller can be extruded upwards to drive a connecting shaft to be extruded upwards so as to drive a sliding block to move upwards so as to extrude a first spring, so that the first spring has an elastic force to slow down the contact between the sliding block and a clamping seat so as to achieve the shock absorption effect, an inserting rod is placed under the goods, then a first motor is started to drive a worm to rotate so as to drive a worm wheel to rotate so as to drive a screw rod to rotate so as to rotate a connecting block, the connecting block can move upwards and downwards due to the fact that the connecting block is connected with a supporting plate in a sliding manner, so as to achieve the purpose of lifting, in the lifting process, when a blocking column leaves the inside of a telescopic sleeve rod, thereby play the effect of support, then start the second motor to drive the flabellum through the pivot and rotate, thereby dispel the heat to the inside of work box.
Drawings
Fig. 1 is a schematic structural view of a preferred embodiment of a pallet truck with a worm mechanism for lifting operation, provided by the invention;
FIG. 2 is a schematic side view of the base shown in FIG. 1;
FIG. 3 is a schematic structural view of the roller shown in FIG. 1;
fig. 4 is a schematic structural view of the receiving box shown in fig. 1.
Reference numbers in the figures: 1. the base, 2, the work box, 3, first motor, 4, the worm, 5, the screw rod, 6, the worm wheel, 7, the connecting block, 8, the slide, 9, the inserted bar, 10, the backup pad, 11, the spacing ring, 12, the connecting rod, 13, the second motor, 14, the pivot, 15, the fan box, 16, flabellum, 17, the carriage, 18, the spout, 19, the slider, 20, the even axle, 21, the cassette, 22, first spring, 23, flexible loop bar, 24, hold the case, 25, the baffle, 26, the bumping post, 27, the fixed block, 28, the main shaft, 29, the push rod, 30, control panel, 31, flexible post, 32, the second spring, 33, the gyro wheel.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
Please refer to fig. 1, fig. 2, fig. 3 and fig. 4 in combination, wherein fig. 1 is a schematic structural diagram of a pallet truck for lifting operation with a worm mechanism according to a preferred embodiment of the present invention; FIG. 2 is a schematic side view of the base shown in FIG. 1; FIG. 3 is a schematic structural view of the roller shown in FIG. 1; fig. 4 is a schematic structural view of the receiving box shown in fig. 1. The pallet truck with the worm mechanism for lifting operation comprises a base 1, wherein a working box 2 is fixedly connected to one side of the top of the base 1, a first motor 3 is fixedly connected to the bottom of the inner wall of the working box 2, a worm 4 is fixedly connected to an output shaft of the first motor 3, a screw 5 is rotatably connected to one side of the bottom of the inner wall of the working box 2, the top of the screw 5 penetrates through the working box 2 and extends to the outside of the working box 2, a worm wheel 6 is fixedly connected to the surface of the screw 5 positioned in the working box 2, the worm 4 is meshed with the worm wheel 6, a connecting block 7 is rotatably connected to the surface of the screw 5 positioned in the outside of the working box 2, a sliding plate 8 is fixedly connected to the bottom of the connecting block 7, inserting rods 9 are fixedly connected to the front side and the rear side of one side of the sliding plate 8, the inserting rods 9 are placed under goods, thereby driving the worm 4 to rotate and thus the worm wheel 6 to rotate and thus the screw 5 to rotate and thus the connecting block 7 to rotate.
The equal fixedly connected with backup pad 10 in front side and the rear side at 1 top of base, one side and the backup pad 10 sliding connection of slide 8, the top of backup pad 10 and screw rod 5 all overlaps and is equipped with spacing ring 11, two fixedly connected with connecting rod 12 between the relative one side of spacing ring 11, because of connecting block 7 and backup pad 10 sliding connection, so connecting block 7 can reciprocate, and spacing ring 11 passes through connecting rod 12 two liang of continuous to clamping screw 5.
One side fixedly connected with second motor 13 of 2 inner wall bottoms of work box, second motor 13 output shaft fixedly connected with pivot 14, the bottom fixedly connected with fan box 15 of 2 one sides of work box, the inside that fan box 15 just extended to fan box 15 is run through to the one end of pivot 14, pivot 14 is located the inside one end fixedly connected with flabellum 16 of fan box 15, starts second motor 13 to drive flabellum 16 through pivot 14 and rotate, thereby dispel the heat to the inside of work box 2, the bleeder vent has all been seted up to the both sides of fan box 15, and the bottom of 2 one sides of work box also begins to use the bleeder vent that corresponds to it.
The equal fixedly connected with carriage 17 in both sides of base 1 bottom, spout 18 has been seted up on carriage 17's surface, sliding connection has slider 19 between the both sides of spout 18 inner wall, slider 19's inside has run through linking axle 20, if meetting the uneven condition in ground in the removal process, then gyro wheel 33 can upwards extrude to drive linking axle 20 upwards extrudees, thereby drives slider 19 rebound.
The flexible loop bar 23 of top fixedly connected with of base 1, the equal fixedly connected with in both sides of flexible loop bar 23 inner wall holds case 24, one side that holds the case 24 inner wall is provided with baffle 25, one side fixedly connected with bumping post 26 of baffle 25, one side of bumping post 26 runs through in proper order and holds case 24 and flexible loop bar 23 and extend to the outside of flexible loop bar 23, at the lift in-process, second spring 32 can make bumping post 26 bounce in the twinkling of an eye when the bumping post leaves the inside of flexible loop bar 23.
One side fixedly connected with fixed block 27 of work box 2, the inside rotation of fixed block 27 is connected with main shaft 28, the fixed surface of main shaft 28 is connected with push rod 29, one side at work box 2 top is provided with control panel 30, through promoting push rod 29 to remove the device to the goods department that needs the removal, come the starter motor through control panel 30, thereby the lift of control goods.
The back fixedly connected with gyro wheel 33 of even axle 20, the top fixedly connected with cassette 21 of spout 18 inner wall, the top cover that just is located cassette 21 between the top of spout 18 inner wall and the top of slider 19 is equipped with first spring 22, and slider 19 rebound to extrude first spring 22, thereby make first spring 22 possess an elasticity, thereby slow down slider 19 and cassette 21 contact, thereby reach absorbing effect.
The flexible post 31 of one side fixedly connected with that holds 24 inner walls of case, the opposite side and the baffle 25 fixed connection of flexible post 31, the surface of flexible post 31 just is located the baffle 25 and holds the cover between the one side that case 23 is relative and be equipped with second spring 32, and when bumping post 26 was located flexible loop bar 23 inside, thereby extrusion baffle 25 extrudees second spring 32, makes bumping post 26 have an ascending elasticity all the time, and second spring 32 can make bumping post 26 bounce in the twinkling of an eye when bumping post 26 left flexible loop bar 23 inside.
The working principle of the pallet truck with the lifting operation of the worm mechanism provided by the invention is as follows:
by pushing the push rod 29, the device is moved to the goods to be moved, and if the ground is uneven during the moving process, the roller 33 is pressed upwards, thereby causing the coupling shaft 20 to be pressed upward, thereby causing the slider 19 to move upward, thereby pressing the first spring 22, so that the first spring 22 has an elastic force to slow down the contact of the slider 19 with the card socket 20, to place the insert rod 9 right under the goods, then the first motor 3 is started, so that the worm 4 is driven to rotate, the worm wheel 6 is driven to rotate, the screw rod 5 is driven to rotate, the connecting block 7 is driven to rotate, and because the connecting block 7 is connected with the supporting plate 10 in a sliding way, the connecting block 7 moves up and down, and during the lifting process, the second spring 32 instantly makes the stop post 26 bounce when the stop post leaves the inside of the telescopic rod 23, and then the second motor 13 is started, so that the fan blades 16 are driven to rotate through the rotating shaft 14.
Compared with the prior art, the pallet truck with the lifting operation of the worm mechanism provided by the invention has the following beneficial effects:
the push rod 29 is pushed to enable the device to move to a goods position needing to move, if the ground is uneven in the moving process, the roller 33 can extrude upwards, the connecting shaft 20 is driven to extrude upwards, the sliding block 19 is driven to move upwards, the first spring 22 is extruded, the first spring 22 has elastic force, the sliding block 19 is slowed down to be in contact with the clamping seat 20, the shock absorption effect is achieved, the inserting rod 9 is placed under the goods, the first motor 3 is started, the worm 4 is driven to rotate, the worm wheel 6 is driven to rotate, the screw rod 5 is driven to rotate, the connecting block 7 can move upwards and downwards due to the fact that the connecting block 7 is connected with the supporting plate 10 in a sliding mode, the lifting purpose is achieved, in the lifting process, when the blocking column leaves the inside of the telescopic sleeve rod 23, the blocking column 26 can be instantly bounced by the second spring 32, the supporting effect is achieved, then, the second motor 13 is activated to rotate the fan blades 16 via the rotating shaft 14, thereby dissipating heat from the inside of the work box 2.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (8)
1. The utility model provides a pallet truck that worm mechanism carries out lifting operation, includes base (1), its characterized in that: one side of the top of the base (1) is fixedly connected with a working box (2), the bottom of the inner wall of the working box (2) is fixedly connected with a first motor (3), an output shaft of the first motor (3) is fixedly connected with a worm (4), one side of the bottom of the inner wall of the working box (2) is rotatably connected with a screw rod (5), the top of the screw rod (5) penetrates through the working box (2) and extends to the outside of the working box (2), the surface of the screw rod (5) positioned in the working box (2) is fixedly connected with a worm wheel (6), the worm (4) is meshed with the worm wheel (6), the surface of the screw rod (5) positioned outside the working box (2) is rotatably connected with a connecting block (7), the bottom fixedly connected with slide (8) of connecting block (7), equal fixedly connected with inserted bar (9) of front side and the rear side of slide (8) one side.
2. The pallet truck with the worm mechanism for lifting operation according to claim 1, characterized in that a supporting plate (10) is fixedly connected to both the front side and the rear side of the top of the base (1), one side of the sliding plate (8) is slidably connected with the supporting plate (10), a limiting ring (11) is sleeved on both the top of the supporting plate (10) and the top of the screw (5), and a connecting rod (12) is fixedly connected between the opposite sides of the two limiting rings (11).
3. The pallet truck with the worm mechanism for lifting operation as claimed in claim 1, wherein a second motor (13) is fixedly connected to one side of the bottom of the inner wall of the working box (2), a rotating shaft (14) is fixedly connected to an output shaft of the second motor (13), a fan box (15) is fixedly connected to the bottom of one side of the working box (2), one end of the rotating shaft (14) penetrates through the fan box (15) and extends to the inside of the fan box (15), and one end of the rotating shaft (14) located inside the fan box (15) is fixedly connected with a fan blade (16).
4. The pallet truck with the worm mechanism for lifting operation according to claim 1, characterized in that both sides of the bottom of the base (1) are fixedly connected with a supporting frame (17), a sliding groove (18) is formed in the surface of the supporting frame (17), a sliding block (19) is connected between both sides of the inner wall of the sliding groove (18) in a sliding manner, and a connecting shaft (20) penetrates through the inside of the sliding block (19).
5. The pallet truck with the worm mechanism for lifting operation according to claim 1, characterized in that a telescopic loop bar (23) is fixedly connected to the top of the base (1), a containing box (24) is fixedly connected to both sides of the inner wall of the telescopic loop bar (23), a baffle (25) is arranged on one side of the inner wall of the containing box (24), a retaining column (26) is fixedly connected to one side of the baffle (25), and one side of the retaining column (26) sequentially penetrates through the containing box (24) and the telescopic loop bar (23) and extends to the outside of the telescopic loop bar (23).
6. The pallet truck with the worm mechanism for lifting operation as claimed in claim 1, characterized in that a fixed block (27) is fixedly connected to one side of the work box (2), a main shaft (28) is rotatably connected to the inside of the fixed block (27), a push rod (29) is fixedly connected to the surface of the main shaft (28), and a control panel (30) is arranged on one side of the top of the work box (2).
7. The pallet truck with the worm mechanism for lifting operation as claimed in claim 4, wherein the back of the connecting shaft (20) is fixedly connected with a roller (33), the top of the inner wall of the sliding chute (18) is fixedly connected with a clamping seat (21), and a first spring (22) is sleeved between the top of the inner wall of the sliding chute (18) and the top of the sliding block (19) and on the surface of the clamping seat (21).
8. Pallet truck with a worm mechanism for lifting operation according to claim 5, characterized in that a telescopic column (31) is fixedly connected to one side of the inner wall of the container (24), the other side of the telescopic column (31) is fixedly connected to the apron (25), and a second spring (32) is sleeved on the surface of the telescopic column (31) and between the apron (25) and the opposite side of the container (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911009668.1A CN110697628A (en) | 2019-10-23 | 2019-10-23 | Pallet truck with lifting operation of worm mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911009668.1A CN110697628A (en) | 2019-10-23 | 2019-10-23 | Pallet truck with lifting operation of worm mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110697628A true CN110697628A (en) | 2020-01-17 |
Family
ID=69201297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911009668.1A Pending CN110697628A (en) | 2019-10-23 | 2019-10-23 | Pallet truck with lifting operation of worm mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110697628A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111762722A (en) * | 2020-07-08 | 2020-10-13 | 河北白沙烟草有限责任公司保定卷烟厂 | Hand-operated lifting forklift |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206368010U (en) * | 2017-01-12 | 2017-08-01 | 天津市先智电气设备有限公司 | Firm bearing type vertical lift type supporting mechanism |
| CN107651614A (en) * | 2017-11-02 | 2018-02-02 | 张玲琳 | The level height method of adjustment of line pipe joint |
| CN108408649A (en) * | 2018-04-24 | 2018-08-17 | 南通市恒达机械制造有限公司 | A kind of integrated trolley body of brick and tile transport carrying |
| CN208327312U (en) * | 2018-06-14 | 2019-01-04 | 安徽宇锋仓储设备有限公司 | A kind of fork truck elevation hydraulic control device |
-
2019
- 2019-10-23 CN CN201911009668.1A patent/CN110697628A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206368010U (en) * | 2017-01-12 | 2017-08-01 | 天津市先智电气设备有限公司 | Firm bearing type vertical lift type supporting mechanism |
| CN107651614A (en) * | 2017-11-02 | 2018-02-02 | 张玲琳 | The level height method of adjustment of line pipe joint |
| CN108408649A (en) * | 2018-04-24 | 2018-08-17 | 南通市恒达机械制造有限公司 | A kind of integrated trolley body of brick and tile transport carrying |
| CN208327312U (en) * | 2018-06-14 | 2019-01-04 | 安徽宇锋仓储设备有限公司 | A kind of fork truck elevation hydraulic control device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111762722A (en) * | 2020-07-08 | 2020-10-13 | 河北白沙烟草有限责任公司保定卷烟厂 | Hand-operated lifting forklift |
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Application publication date: 20200117 |
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