CN109879201A - A kind of floor truck automatically adjusting objective table height - Google Patents

A kind of floor truck automatically adjusting objective table height Download PDF

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Publication number
CN109879201A
CN109879201A CN201910307335.0A CN201910307335A CN109879201A CN 109879201 A CN109879201 A CN 109879201A CN 201910307335 A CN201910307335 A CN 201910307335A CN 109879201 A CN109879201 A CN 109879201A
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objective table
cylinder
guide rod
compressed spring
plate
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CN201910307335.0A
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CN109879201B (en
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刘柏希
李阳昊
言文静
聂松辉
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Xiangtan University
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Xiangtan University
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Abstract

The invention discloses a kind of floor trucks for automatically adjusting objective table height, it is characterized in that: including rack, objective table and regulating mechanism, the rack includes door-shaped frame and the guide rail that is vertically installed in door-shaped frame, and rack is mounted on dolly chassis;Objective table is placed on guide rail by sliding block, can be moved up and down along guide rail;Several compressed springs I are equipped between the objective table and framework soleplate, objective table bottom is equipped with several compressed springs II, and II lower end of compressed spring is connect with regulating mechanism, and the regulating mechanism can adjust the rigidity of compressed spring II.The present invention realizes the automatic adjustment of objective table height, reduces the labor intensity of worker, improves handling efficiency, has saved handling time, and the present invention also has the advantages that structure is simple and convenient to operate.

Description

A kind of floor truck automatically adjusting objective table height
Technical field
The invention belongs to logistics equipment technical fields, and it is small to be specifically related to a kind of carrying for automatically adjusting objective table height Vehicle.
Background technique
In present logistics transportation, manpower transport proportion is larger, needs a large amount of human resources, the labour of worker is strong Degree is big, the low efficiency of transport, high production cost.Moreover, traditional cart does not meet ergonomics, work not only will be greatly reduced Task efficiency, and the health of porter can be seriously endangered, have been unable to meet Issues and Crucial Practices of Contemporary Enterprises logistic production line It needs.
Summary of the invention
It is easy to operate in order to solve the above technical problem, the present invention provides a kind of structure is simple, and can be according to the weight of cargo The floor truck of the automatic adjustment objective table height of the big minor adjustment objective table height of amount and volume.
The technical solution adopted by the present invention is that: a kind of floor truck automatically adjusting objective table height, including rack, loading Platform and regulating mechanism, the rack include door-shaped frame and the guide rail that is vertically installed in door-shaped frame, and rack is mounted on small On chassis;Objective table is placed on guide rail by sliding block, can be moved up and down along guide rail;The objective table and framework soleplate Between be equipped with several compressed springs I, objective table bottom is equipped with several compressed springs II, and II lower end of compressed spring and regulating mechanism connect It connects, the regulating mechanism can adjust the rigidity of compressed spring II.
In the floor truck of above-mentioned automatic adjustment objective table height, the door-shaped frame of the rack is by bottom plate, top plate, a left side Side plate and right side plate surround, and door-shaped frame rear end is equipped with back shroud, and the guide rail is mounted in the U-lag steel being vertically arranged, U Shape channel steel top and bottom are separately mounted on top plate and bottom plate.
In the floor truck of above-mentioned automatic adjustment objective table height, the objective table includes floating platform and connection frame, is connected It connects frame to be fixedly mounted at floating platform rear end, connection frame is fixedly connected with a slide block.
In the floor truck of above-mentioned automatic adjustment objective table height, it is sliding that the floating platform two sides are respectively provided with a screw rod Wheel, is respectively equipped with a sliding slot on the opposite face of left plate, right side plate, the screw pulley of floating platform two sides be respectively placed in left plate, In the sliding slot I of right side plate.
In the floor truck of above-mentioned automatic adjustment objective table height, on the bottom plate of the rack there are two fixed installations U-lag steel, the side of two U-lag steels are parallel to left plate setting, and the groove of U-lag steel is towards bottom plate;It is set at the top of U-lag steel There is the cylinder guide rod I being vertically arranged, the bottom of floating platform corresponds to two cylinder guide rods I and is respectively equipped with a guide rod, cylinder guide rod I Be set with compressed spring I on corresponding guide rod, the both ends of compressed spring I respectively at the top of the U-lag steel and bottom of floating platform Connection.
In the floor truck of above-mentioned automatic adjustment objective table height, between two U-lag steels and two U-lag steels and left The cylinder guide rod II being vertically arranged is respectively equipped between side plate and right side plate, the lateral wall of U-lag steel is equipped with sliding slot II, The opposite face top and the bottom of the left plate, right side plate are respectively equipped with sliding slot II, and the sliding slot II on left plate, right side plate corresponds to Sliding slot II on U-lag steel lateral wall is arranged;The bottom of floating platform corresponds to cylinder guide rod II and is respectively equipped with a guide rod, and cylinder is led Compressed spring II is set on bar II and corresponding guide rod, II lower end of compressed spring is in free state, corresponds to each pressure Contracting spring II is respectively equipped with a regulating mechanism.
The regulating mechanism includes crank, connecting rod I, cylinder sliding block, snap-gauge and connecting rod II;Described crank one end is mounted on machine On frame back shroud, the crank other end and one end of connecting rod I are hinged, and the other end of connecting rod I and cylinder sliding block top are hinged;The circle Column sliding block is placed on the guide rod II of rack back shroud, and cylinder sliding block can slide on guide rod II;Cylinder sliding block lower part and connecting rod II one end is hinged, and II other end of connecting rod and snap-gauge are hinged;The snap-gauge two sides are respectively provided with screw pulley, snap-gauge two sides Screw pulley is placed in sliding slot II, and snap-gauge is used to support the lower end of compressed spring II.
Compared with prior art, the solution have the advantages that: the present invention can be according to the size of the weight and volume of cargo Change the height of objective table;Implementation method is to adjust the objective table after putting cargo by changing the coefficient of elasticity of compressed spring Height;Specific method is the state for the freedom or constraint for changing spring by regulating mechanism to change the elasticity of parallel springs Coefficient, to realize the height for adjusting objective table;The present invention realizes the automatic adjustment of objective table height, improves carrying effect Rate has saved handling time, reduces the labor intensity of worker, and the present invention also has the advantages that structure is simple and convenient to operate.
Detailed description of the invention
Fig. 1 is isometric view of the invention.
Fig. 2 is internal structure chart of the invention.
Fig. 3 is the structure chart of objective table of the invention.
Fig. 4 is the structure chart of regulating mechanism of the invention.
Specific embodiment
The present invention will be further described below with reference to the drawings.
As shown in Fig. 1,2, the present invention includes rack, objective table, I compressed spring II 4 of compressed spring and regulating mechanism.Institute Stating rack includes bottom plate 1, top plate 6, left plate 2, right side plate 14, back shroud 3 and U-lag steel 7;Under left plate 2, right side plate 14 End is respectively welded at the left and right both ends of bottom plate 1, all has one to be vertically arranged on the opposite face of left plate 2, right side plate 14 respectively Sliding slot I, the opposite face top and the bottom of left plate 2, right side plate 14 are respectively equipped with a horizontally disposed sliding slot II;The top plate It is welded respectively with the upper end of left plate 2 and right side plate 14 at 6 left and right both ends;Bottom plate 1, top plate 6, left plate 2 and right side plate 14 enclose At door-shaped frame.The rear end of door-shaped frame is equipped with back shroud 3, and U-lag steel 7 is vertically arranged, 7 upper and lower ends of U-lag steel respectively with Top plate 6 and bottom plate 1 connect.It is bolted in U-lag steel 7 and guide rail 8 is installed.
As shown in figure 3, the objective table includes sliding block 10, connection frame 11 and floating platform 5.The sliding block 10 is placed in guide rail 8 On;The connection frame 11 is bolted on sliding block 10, and 11 other end of connection frame and floating platform 5 are bolted, and is realized Floating platform 5 can slide up and down on guide rail 8.5 two sides of floating platform are respectively provided with a screw pulley I 20, and screw pulley I 20 is placed in Left plate 2, right side plate 14 sliding slot I in, effect be guarantee floating platform 5 can be free to slide on guide rail 8.
There are two U-lag steel 17 on the bottom plate 1 of the rack, the groove of U-lag steel 17 is arranged towards bottom plate, two U Shape channel steel 17 is arranged in parallel.The top of two U-lag steels 17 is respectively equipped with the cylinder guide rod I being vertically arranged, two U-lags Be respectively equipped between steel 17, between the U-lag steel and left plate in left side and between the U-lag steel and right side plate on right side one it is vertical The cylinder guide rod II of setting, II lower end of cylinder guide rod are fixedly mounted on bottom plate 1.5 bottom of floating platform is fixed with five circles Cylindrical guide rod 21, five guide rods 21 are aligned with two cylinder guide rods I and three cylinder guide rods II respectively.The back shroud 3 Three guide rods being vertically arranged II 18 are inside installed, three guide rods II 18 correspond respectively to three cylinder guide rods II 19 and are arranged.
Cylinder guide rod I and corresponding guide rod 21 are equipped with compressed spring I, the both ends of compressed spring I respectively with 5 bottom of floating platform Portion is connected with the top of U-lag steel 17.Cylinder guide rod II 19 is equipped with compressed spring II 4 with corresponding guide rod 21, compresses bullet The lower end of spring II 4 is in free state.Corresponding to each compressed spring II 4, it is respectively arranged with a regulating mechanism, regulating mechanism Its corresponding compressed spring II 4 can be made to convert between free state and restrained condition, to change proof resilience coefficient.Two Sliding slot II is provided on the side wall of U-lag steel 17, sliding slot II on 17 side wall of U-lag steel corresponds to left plate 2, right side plate 14 Sliding slot II is arranged.
As shown in figure 4, the regulating mechanism includes crank 15, connecting rod I 16, cylinder sliding block 9, snap-gauge 13 and connecting rod II 12; Described 15 one end of crank is mounted on rack back shroud 3, and 15 other end of crank and one end of connecting rod I 16 are hinged, connecting rod I 16 it is another One end and 9 top of cylinder sliding block are hinged;The cylinder sliding block 9 is placed on the corresponding guide rod II 18 of the back shroud 3 of rack, circle Column sliding block 9 can slide up and down on guide rod II 18.9 lower part of cylinder sliding block and one end of connecting rod II 12 are hinged, and connecting rod II 12 is another One end and snap-gauge 13 are hinged;13 two sides of snap-gauge are respectively provided with screw pulley 22, and 22 pulley of screw rod of 13 two sides of snap-gauge is set In in sliding slot II, in order to which snap-gauge 13 can be moved forward and backward in sliding slot II.
When crank 15 rotates counterclockwise 90 ° by initial position, connecting rod I 16 is swung with crank 15, to push cylinder 9 slide downward of sliding block, 9 slide downward of cylinder sliding block cause connecting rod II 12 to swing, and move forward snap-gauge 13, block and be in originally The lower end of the compressed spring II 4 of free state, makes it become restrained condition from free state, to improve proof resilience coefficient.Instead It, when crank 15, which rotates clockwise 90 °, returns to initial position, connecting rod I 16 is swung with crank 15, to pull cylinder sliding block 9 upward slidings, 9 upward sliding of cylinder sliding block cause connecting rod II 12 to swing, move backward snap-gauge 13, from restrained condition The lower end of compressed spring II 4 is removed, it is made to become free state from restrained condition, to reduce proof resilience coefficient.
The present invention is in use, should select suitable gear according to the size of the weight and volume of cargo first, determining needs The quantity for the regulating mechanism to be rotated, it is ensured that objective table then makes crank 15 by initial to shift up in extreme higher position with screwdriver Position rotates counterclockwise 90 °, and connecting rod I 16 is swung with crank 15, to push 9 slide downward of cylinder sliding block, cylinder sliding block 9 to Lower slider causes connecting rod II 12 to swing, and moves forward snap-gauge 13, blocks under the original compressed spring II 4 in free state End, makes it become restrained condition from free state, to improve proof resilience coefficient.To downshift, then make crank 15 with screwdriver When rotating clockwise 90 ° and returning to initial position, connecting rod I 16 is swung with crank 15, so that 9 upward sliding of cylinder sliding block is pulled, 9 upward sliding of cylinder sliding block causes connecting rod II 12 to swing, and moves backward snap-gauge 13, from the compressed spring II for being in restrained condition 4 lower end is removed, it is made to become free state from restrained condition, to reduce the proof resilience coefficient of parallel springs.The present invention is logical It overregulates mechanism and changes the coefficient of elasticity of compressed spring in parallel, to change the height of objective table, make the top after stacking weight Weight be in sustained height always, workers carry's cargo easy to carry improves work while protecting worker's health Make efficiency.

Claims (6)

1. a kind of floor truck for automatically adjusting objective table height, it is characterized in that: including rack, objective table and regulating mechanism, institute The rack stated includes door-shaped frame and the guide rail that is vertically installed in door-shaped frame, and rack is mounted on dolly chassis;Objective table It is placed on guide rail, can be moved up and down along guide rail by sliding block;If being equipped with dry-pressing between the objective table and framework soleplate Contracting spring I, objective table bottom are equipped with several compressed springs II, and II lower end of compressed spring is connect with regulating mechanism, the adjusting Mechanism can adjust the rigidity of compressed spring II.
2. the floor truck of automatic adjustment objective table height according to claim 1, it is characterized in that: the door shape of the rack Frame is surrounded by bottom plate, top plate, left plate and right side plate, and door-shaped frame rear end is equipped with back shroud, and the guide rail is mounted on perpendicular In the U-lag steel being directly arranged, U-lag steel top and bottom are separately mounted on top plate and bottom plate.
3. the floor truck of automatic adjustment objective table height according to claim 2, it is characterized in that: the objective table packet Floating platform and connection frame are included, connection frame is fixedly mounted at floating platform rear end, and connection frame is fixedly connected with a slide block.
4. the floor truck of automatic adjustment objective table height according to claim 3, it is characterized in that: the floating platform two sides point Not Zhuan You a screw pulley, be respectively equipped with a sliding slot, the screw pulley of floating platform two sides on the opposite face of left plate, right side plate It is respectively placed in the sliding slot I of left plate, right side plate.
5. the floor truck of automatic adjustment objective table height according to claim 3 or 4, it is characterized in that: the rack Bottom plate on be fixedly mounted there are two U-lag steel, the side of two U-lag steels is parallel to left plate setting, the groove of U-lag steel Towards bottom plate;The cylinder guide rod I being vertically arranged is equipped at the top of U-lag steel, the bottom of floating platform corresponds to two cylinder guide rods I and distinguishes Equipped with a guide rod, be set with compressed spring I on cylinder guide rod I and corresponding guide rod, the both ends of compressed spring I respectively with U It is connected at the top of shape channel steel with the bottom of floating platform.
6. the floor truck of automatic adjustment objective table height according to claim 5, it is characterized in that: two U-lag steels it Between, be respectively equipped with one between the U-lag steel and left plate in left side and between the U-lag steel and right side plate on right side and be vertically arranged Cylinder guide rod II, the lateral wall of U-lag steel are equipped with sliding slot II, the opposite face top and the bottom difference of the left plate, right side plate Equipped with sliding slot II, the sliding slot II that the sliding slot II on left plate, right side plate corresponds on U-lag steel lateral wall is arranged;The bottom of floating platform Portion corresponds to cylinder guide rod II and is respectively equipped with a guide rod, is set with compressed spring on cylinder guide rod II and corresponding guide rod II, II lower end of compressed spring is in free state, is respectively equipped with a regulating mechanism corresponding to each compressed spring II;
The regulating mechanism includes crank, connecting rod I, cylinder sliding block, snap-gauge and connecting rod II;After described crank one end is mounted on rack On cover board, the crank other end and one end of connecting rod I are hinged, and the other end of connecting rod I and cylinder sliding block top are hinged;The cylinder is sliding Block is placed on the guide rod II of rack back shroud, and cylinder sliding block can slide on guide rod II;Cylinder sliding block lower part and connecting rod II One end is hinged, and II other end of connecting rod and snap-gauge are hinged;The snap-gauge two sides are respectively provided with screw pulley, the screw rod of snap-gauge two sides Pulley is placed in sliding slot II, and snap-gauge is used to support the lower end of compressed spring II.
CN201910307335.0A 2019-04-17 2019-04-17 Automatic adjust floor truck of objective table height Active CN109879201B (en)

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Application Number Priority Date Filing Date Title
CN201910307335.0A CN109879201B (en) 2019-04-17 2019-04-17 Automatic adjust floor truck of objective table height

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Application Number Priority Date Filing Date Title
CN201910307335.0A CN109879201B (en) 2019-04-17 2019-04-17 Automatic adjust floor truck of objective table height

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CN109879201B CN109879201B (en) 2020-05-05

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112279138A (en) * 2020-10-14 2021-01-29 苏州富士德物流设备有限公司 Stacker with multi-gear lifting mechanism
CN112404689A (en) * 2020-10-26 2021-02-26 嘉兴意飞光电科技有限公司 Vertical platform pulse hot press
CN113911958A (en) * 2021-11-26 2022-01-11 沈阳韩宁金属制品有限公司 Working vehicle capable of automatically adjusting lifting platform according to weight
CN114132714A (en) * 2021-11-15 2022-03-04 中建新疆建工集团第一建筑工程有限公司 Adjustable slidingtype reinforcing bar processing operation panel in job site

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JPH08180762A (en) * 1994-12-21 1996-07-12 Mic Electron Co Push switch
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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112279138A (en) * 2020-10-14 2021-01-29 苏州富士德物流设备有限公司 Stacker with multi-gear lifting mechanism
CN112279138B (en) * 2020-10-14 2021-11-12 苏州富士德物流设备有限公司 Stacker with multi-gear lifting mechanism
CN112404689A (en) * 2020-10-26 2021-02-26 嘉兴意飞光电科技有限公司 Vertical platform pulse hot press
CN112404689B (en) * 2020-10-26 2022-06-07 嘉兴意飞光电科技有限公司 Vertical platform pulse hot press
CN114132714A (en) * 2021-11-15 2022-03-04 中建新疆建工集团第一建筑工程有限公司 Adjustable slidingtype reinforcing bar processing operation panel in job site
CN114132714B (en) * 2021-11-15 2024-03-29 中建新疆建工集团第一建筑工程有限公司 Adjustable sliding type steel bar machining operation table for construction site
CN113911958A (en) * 2021-11-26 2022-01-11 沈阳韩宁金属制品有限公司 Working vehicle capable of automatically adjusting lifting platform according to weight
CN113911958B (en) * 2021-11-26 2023-08-15 沈阳韩宁金属制品有限公司 Working vehicle capable of automatically adjusting lifting platform according to weight

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