CN109879201B - Automatic adjust floor truck of objective table height - Google Patents
Automatic adjust floor truck of objective table height Download PDFInfo
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- CN109879201B CN109879201B CN201910307335.0A CN201910307335A CN109879201B CN 109879201 B CN109879201 B CN 109879201B CN 201910307335 A CN201910307335 A CN 201910307335A CN 109879201 B CN109879201 B CN 109879201B
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Abstract
The invention discloses a carrying trolley capable of automatically adjusting the height of an object stage, which is characterized in that: the device comprises a rack, an object stage and an adjusting mechanism, wherein the rack comprises a portal frame and a guide rail vertically arranged in the portal frame, and the rack is arranged on a chassis of the trolley; the objective table is arranged on the guide rail through a sliding block and can move up and down along the guide rail; the device is characterized in that a plurality of compression springs I are arranged between the objective table and the bottom plate of the rack, a plurality of compression springs II are arranged at the bottom of the objective table, the lower ends of the compression springs II are connected with an adjusting mechanism, and the adjusting mechanism can adjust the rigidity of the compression springs II. The invention realizes the automatic adjustment of the height of the object stage, reduces the labor intensity of workers, improves the carrying efficiency, saves the carrying time, and has the advantages of simple structure and convenient operation.
Description
Technical Field
The invention belongs to the technical field of logistics equipment, and particularly relates to a carrying trolley capable of automatically adjusting the height of an object stage.
Background
In the current logistics transportation, the occupied proportion of the manpower transportation is large, a large amount of manpower resources are needed, the labor intensity of workers is large, the transportation efficiency is low, and the production cost is high. Moreover, the traditional cart is not in accordance with human engineering, not only can greatly reduce the working efficiency of workers, but also can seriously harm the health of the porters, and can not meet the requirements of the logistics production line of the modern enterprise.
Disclosure of Invention
In order to solve the technical problems, the invention provides the carrying trolley with the height of the object stage automatically adjusted, which is simple in structure and convenient to operate, and can adjust the height of the object stage according to the weight and the volume of goods.
The technical scheme adopted by the invention is as follows: a carrying trolley capable of automatically adjusting the height of an object stage comprises a rack, the object stage and an adjusting mechanism, wherein the rack comprises a portal frame and a guide rail vertically arranged in the portal frame, and the rack is arranged on a trolley chassis; the objective table is arranged on the guide rail through a sliding block and can move up and down along the guide rail; the device is characterized in that a plurality of compression springs I are arranged between the objective table and the bottom plate of the rack, a plurality of compression springs II are arranged at the bottom of the objective table, the lower ends of the compression springs II are connected with an adjusting mechanism, and the adjusting mechanism can adjust the rigidity of the compression springs II.
In the above-mentioned floor truck capable of automatically adjusting the height of the objective table, the portal frame of the rack is enclosed by the bottom plate, the top plate, the left side plate and the right side plate, the rear end of the portal frame is provided with the rear cover plate, the guide rail is installed on the vertically arranged U-shaped channel steel I, and the upper end and the lower end of the U-shaped channel steel I are respectively installed on the top plate and the bottom plate.
In the carrying trolley capable of automatically adjusting the height of the objective table, the objective table comprises the floating table and the connecting frame, the connecting frame is fixedly arranged at the rear end of the floating table, and the connecting frame is fixedly connected with the sliding block.
In the carrying trolley capable of automatically adjusting the height of the objective table, two sides of the floating table are respectively provided with a screw rod pulley, opposite surfaces of the left side plate and the right side plate are respectively provided with a sliding chute I, and the sliding chutes I are vertically arranged; the screw rod pulleys on the two sides of the floating platform are respectively arranged in the sliding grooves I of the left side plate and the right side plate.
In the carrying trolley capable of automatically adjusting the height of the objective table, two U-shaped channel steels II are fixedly mounted on a bottom plate of the rack, the side surfaces of the two U-shaped channel steels II are arranged in parallel to the left side plate, and grooves of the U-shaped channel steels II face the bottom plate; II tops of U-shaped channel-section steel are equipped with the cylinder guide arm I of vertical setting, and the bottom of floating platform is equipped with a guide arm respectively corresponding to two cylinder guide arms I, and the cover is equipped with compression spring I on cylinder guide arm I and the corresponding guide arm, and compression spring I's both ends are connected with II tops of U-shaped channel-section steel and the bottom of floating platform respectively.
In the carrying trolley capable of automatically adjusting the height of the objective table, a vertically arranged cylindrical guide rod II is respectively arranged between two U-shaped channel steels II and between the two U-shaped channel steels II and a left side plate and a right side plate, a sliding groove II is arranged on the outer side wall of the U-shaped channel steels II, sliding grooves II are respectively arranged on the opposite surfaces of the left side plate and the right side plate, the sliding grooves II are positioned at the lower parts of the left side plate and the right side plate, the sliding grooves II are horizontally arranged, and the sliding grooves II on the left side plate and the right side plate are arranged corresponding to the sliding grooves II on the outer side; the bottom of the floating platform is provided with a guide rod corresponding to the cylindrical guide rod II respectively, the cylindrical guide rod II and the corresponding guide rod are sleeved with a compression spring II, the lower end of the compression spring II is in a free state, and an adjusting mechanism is arranged corresponding to each compression spring II respectively.
The adjusting mechanism comprises a crank, a connecting rod I, a cylindrical sliding block, a clamping plate and a connecting rod II; one end of the crank is mounted on a rear cover plate of the rack, the other end of the crank is hinged with one end of a connecting rod I, and the other end of the connecting rod I is hinged with the upper part of the cylindrical sliding block; the cylindrical sliding block is arranged on a guide rod II of the rear cover plate of the rack and can slide on the guide rod II; the lower part of the cylindrical sliding block is hinged with one end of a connecting rod II, and the other end of the connecting rod II is hinged with the clamping plate; screw rod pulleys are respectively installed on two sides of the clamping plate, the screw rod pulleys on two sides of the clamping plate are arranged in the sliding groove II, and the clamping plate is used for supporting the lower end of the compression spring II.
Compared with the prior art, the invention has the technical effects that: the height of the object stage can be changed according to the weight and the volume of the goods; the realization method is that the height of the object stage on which goods are put is adjusted by changing the elastic coefficient of the compression spring; the specific method is that the free or restrained state of the springs is changed through the adjusting mechanism to change the elastic coefficient of the parallel springs, so that the height of the objective table is adjusted; the invention realizes the automatic adjustment of the height of the object stage, improves the carrying efficiency, saves the carrying time, reduces the labor intensity of workers, and has the advantages of simple structure and convenient operation.
Drawings
Figure 1 is an isometric view of the present invention.
Fig. 2 is an internal structural view of the present invention.
Fig. 3 is a structural view of the stage of the present invention.
Fig. 4 is a structural view of the adjusting mechanism of the present invention.
Detailed Description
The invention will be further described with reference to the accompanying drawings.
As shown in figures 1 and 2, the invention comprises a frame, an object stage, a compression spring I, a compression spring II and an adjusting mechanism. The rack comprises a bottom plate 1, a top plate 6, a left side plate 2, a right side plate 14, a rear cover plate 3 and a U-shaped channel steel I7; the lower extreme of left side board 2, right side board 14 welds respectively at the left and right both ends of bottom plate 1, all has the spout I of a vertical setting on the face that left side board 2, right side board 14 are relative respectively. The opposite surfaces of the left side plate 2 and the right side plate 14 are respectively provided with a sliding groove II which is horizontally arranged, and the sliding groove II is positioned at the lower parts of the left side plate 2 and the right side plate 14. The left end and the right end of the top plate 6 are respectively welded with the upper ends of the left side plate 2 and the right side plate 14; the bottom plate 1, the top plate 6, the left side plate 2 and the right side plate 14 enclose a door-shaped frame. The rear end of door shape frame is equipped with back shroud 3, the vertical setting of U-shaped channel-section steel I7, and both ends are connected with roof 6 and bottom plate 1 respectively about U-shaped channel-section steel I7. And a guide rail 8 is fixedly arranged on the U-shaped channel steel I7 through a bolt.
As shown in fig. 3, the stage includes a slider 10, a link 11, and a floating stage 5. The slide block 10 is arranged on the guide rail 8; the connecting frame 11 is fixed on the sliding block 10 through a bolt, and the other end of the connecting frame 11 is connected with the floating platform 5 through a bolt, so that the floating platform 5 can slide up and down on the guide rail 8. A screw rod pulley I20 is equipped with respectively in 5 both sides of floating platform, and screw rod pulley I20 is arranged in the spout I of left side board 2, right side board 14 in, and the effect guarantees that floating platform 5 can freely slide on guide rail 8.
The base plate 1 of frame on have two U-shaped channel-section steel II 17, the recess of U-shaped channel-section steel II 17 sets up towards the bottom plate, two II 17 parallel arrangement of U-shaped channel-section steel. The top of two U-shaped channel-section steels II 17 is equipped with the cylinder guide arm I of a vertical setting respectively, is equipped with the cylinder guide arm II of a vertical setting between two U-shaped channel-section steels II 17, between left U-shaped channel-section steel II and the left side board and between U-shaped channel-section steel II on right side and the right side board respectively, and II lower extreme fixed mounting of cylinder guide arm are on bottom plate 1. Five cylindrical guide rods 21 are fixed at the bottom of the floating platform 5, and the five guide rods 21 are respectively aligned with the two cylindrical guide rods I and the three cylindrical guide rods II. Three vertically arranged guide rods II 18 are installed in the rear cover plate 3, and the three guide rods II 18 are respectively arranged corresponding to the three cylindrical guide rods II 19.
And compression springs I are arranged on the cylindrical guide rods I and the corresponding guide rods 21, and two ends of each compression spring I are respectively connected with the bottom of the floating platform 5 and the top of the U-shaped channel steel II 17. And a compression spring II 4 is arranged on the cylindrical guide rod II 19 and the corresponding guide rod 21, and the lower end of the compression spring II 4 is in a free state. An adjusting mechanism is arranged corresponding to each compression spring II 4, and the adjusting mechanism can enable the corresponding compression spring II 4 to be changed between a free state and a constraint state, so that the total elastic coefficient is changed. And the side walls of the two U-shaped channel steels II 17 are provided with sliding grooves II, and the sliding grooves II on the side walls of the U-shaped channel steels II 17 are arranged corresponding to the sliding grooves II of the left side plate 2 and the right side plate 14.
As shown in fig. 4, the adjusting mechanism comprises a crank 15, a connecting rod i 16, a cylindrical slider 9, a clamping plate 13 and a connecting rod ii 12; one end of a crank 15 is mounted on the rear cover plate 3 of the rack, the other end of the crank 15 is hinged with one end of a connecting rod I16, and the other end of the connecting rod I16 is hinged with the upper part of the cylindrical sliding block 9; the cylindrical sliding block 9 is arranged on a corresponding guide rod II 18 of the rear cover plate 3 of the rack, and the cylindrical sliding block 9 can slide up and down on the guide rod II 18. The lower part of the cylindrical sliding block 9 is hinged with one end of a connecting rod II 12, and the other end of the connecting rod II 12 is hinged with a clamping plate 13; screw rod pulleys 22 are respectively installed on two sides of the clamping plate 13, and the screw rod pulleys 22 on the two sides of the clamping plate 13 are arranged in the sliding groove II, so that the clamping plate 13 can move back and forth in the sliding groove II.
When the crank 15 rotates 90 degrees anticlockwise from the initial position, the connecting rod I16 swings along with the crank 15, so that the cylindrical sliding block 9 is pushed to slide downwards, the cylindrical sliding block 9 slides downwards to cause the connecting rod II 12 to swing, the clamping plate 13 moves forwards, the lower end of the compression spring II 4 which is originally in the free state is blocked, the compression spring II is changed from the free state to the constraint state, and the total elastic coefficient is improved. Conversely, when the crank 15 rotates clockwise by 90 degrees and returns to the initial position, the connecting rod I16 swings along with the crank 15, so that the cylindrical sliding block 9 is pulled to slide upwards, the cylindrical sliding block 9 slides upwards to cause the connecting rod II 12 to swing, the clamping plate 13 moves backwards, the lower end of the compression spring II 4 in the constraint state moves away, the constraint state is changed into the free state, and the total elastic coefficient is reduced.
When the device is used, proper gears are selected according to the weight and the volume of goods, the number of adjusting mechanisms needing to rotate is determined, the highest position of an object stage is ensured, if the gear is added, a screwdriver is used for enabling a crank 15 to rotate 90 degrees anticlockwise from the initial position, a connecting rod I16 swings along with the crank 15, so that a cylindrical sliding block 9 is pushed to slide downwards, the cylindrical sliding block 9 slides downwards to enable a connecting rod II 12 to swing, a clamping plate 13 moves forwards, the lower end of a compression spring II 4 which is originally in a free state is blocked, the lower end of the compression spring II 4 is changed from the free state to a restrained state, and the total elastic coefficient is improved. When the gear is shifted down, when the crank 15 is rotated clockwise by 90 degrees by a screwdriver to return to the initial position, the connecting rod I16 swings along with the crank 15, so that the cylindrical sliding block 9 is pulled to slide upwards, the cylindrical sliding block 9 slides upwards to cause the connecting rod II 12 to swing, the clamping plate 13 moves backwards and moves away from the lower end of the compression spring II 4 in the constraint state, the constraint state is changed into a free state, and the total elastic coefficient of the parallel springs is reduced. The adjusting mechanism is used for changing the elastic coefficient of the parallel compression springs, so that the height of the objective table is changed, the uppermost heavy object is always at the same height after the heavy objects are stacked, the goods are conveniently carried by a carrier, the physical health of the carrier is protected, and the working efficiency is improved.
Claims (3)
1. The utility model provides an automatic adjust floor height's floor truck, characterized by: the device comprises a rack, an object stage and an adjusting mechanism, wherein the rack comprises a portal frame and a guide rail vertically arranged in the portal frame, and the rack is arranged on a chassis of the trolley; the objective table is arranged on the guide rail through a sliding block and can move up and down along the guide rail; a plurality of compression springs I are arranged between the objective table and the bottom plate of the rack, a plurality of compression springs II are arranged at the bottom of the objective table, and the lower ends of the compression springs II are connected with the adjusting mechanism;
the door-shaped frame of the rack is formed by enclosing a bottom plate, a top plate, a left side plate and a right side plate, a rear cover plate is arranged at the rear end of the door-shaped frame, two U-shaped channel steels II are fixedly mounted on the bottom plate, the side faces of the two U-shaped channel steels II are arranged in parallel to the left side plate, and grooves of the U-shaped channel steels II face the bottom plate; a vertically arranged cylindrical guide rod I is arranged at the top of the U-shaped channel steel II, the objective table comprises a floating table and a connecting frame, the connecting frame is fixedly arranged at the rear end of the floating table, and the connecting frame is fixedly connected with the sliding block; the bottom of the floating platform is provided with a guide rod corresponding to the two cylindrical guide rods I respectively, the cylindrical guide rods I and the corresponding guide rods are sleeved with compression springs I, and two ends of each compression spring I are connected with the top of the U-shaped channel steel II and the bottom of the floating platform respectively;
a vertically arranged cylindrical guide rod II is respectively arranged between the two U-shaped channel steels II, between the left U-shaped channel steel II and the left side plate and between the right U-shaped channel steel II and the right side plate, a sliding groove II is arranged on the outer side wall of the U-shaped channel steel II, sliding grooves II are respectively arranged on the opposite surfaces of the left side plate and the right side plate, the sliding grooves II are positioned at the lower parts of the left side plate and the right side plate, and the sliding grooves II are horizontally arranged; the sliding grooves II on the left side plate and the right side plate are arranged corresponding to the sliding grooves II on the outer side wall of the U-shaped channel steel II; the bottom of the floating platform is provided with a guide rod corresponding to the cylindrical guide rod II respectively, the cylindrical guide rod II and the corresponding guide rod are sleeved with a compression spring II, the lower end of the compression spring II is in a free state, and each compression spring II is provided with an adjusting mechanism corresponding to each compression spring II;
the adjusting mechanism comprises a crank, a connecting rod I, a cylindrical sliding block, a clamping plate and a connecting rod II; one end of the crank is mounted on a rear cover plate of the rack, the other end of the crank is hinged with one end of a connecting rod I, and the other end of the connecting rod I is hinged with the upper part of the cylindrical sliding block; the cylindrical sliding block is arranged on a guide rod II of the rear cover plate of the rack and can slide on the guide rod II; the lower part of the cylindrical sliding block is hinged with one end of a connecting rod II, and the other end of the connecting rod II is hinged with the clamping plate; the two sides of the clamping plate are respectively provided with a screw rod pulley, the screw rod pulleys on the two sides of the clamping plate are arranged in the sliding groove II, the clamping plate can move back and forth in the sliding groove II, the clamping plate moves forward to block the lower end of the compression spring II which is originally in a free state, and the compression spring II is changed from the free state to a constraint state; the clamping plate moves backwards and moves away from the lower end of the compression spring II in the restraining state, so that the compression spring II is changed from the restraining state to the free state.
2. The carrier cart capable of automatically adjusting the height of a stage according to claim 1, wherein: the guide rail install on U-shaped channel-section steel I of vertical setting, I upper end of U-shaped channel-section steel and lower extreme are installed respectively on roof and bottom plate.
3. The carrier cart capable of automatically adjusting the height of a stage according to claim 1, wherein: two sides of the floating platform are respectively provided with a screw rod pulley, and the opposite surfaces of the left side plate and the right side plate are respectively provided with a sliding chute I which is vertically arranged; the screw rod pulleys on the two sides of the floating platform are respectively arranged in the sliding grooves I of the left side plate and the right side plate.
Priority Applications (1)
| 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 |
Applications Claiming Priority (1)
| 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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| Publication Number | Publication Date |
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| CN109879201A CN109879201A (en) | 2019-06-14 |
| CN109879201B true CN109879201B (en) | 2020-05-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910307335.0A Active CN109879201B (en) | 2019-04-17 | 2019-04-17 | Automatic adjust floor truck of objective table height |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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 |
| 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 |
| 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 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2067254U (en) * | 1990-06-04 | 1990-12-12 | 曹跃 | Automatic boxing device for type caster |
| JPH08180762A (en) * | 1994-12-21 | 1996-07-12 | Mic Electron Co | Push switch |
| US7837674B2 (en) * | 2005-01-24 | 2010-11-23 | Intuitive Surgical Operations, Inc. | Compact counter balance for robotic surgical systems |
| CN103240385B (en) * | 2013-03-22 | 2015-12-23 | 宁波金鼎紧固件有限公司 | A kind of dish unit support with spring |
| CN205466464U (en) * | 2016-02-29 | 2016-08-17 | 浙江戴氏印刷机械有限公司 | Compensation formula paper elevating gear |
| CN106379385A (en) * | 2016-10-27 | 2017-02-08 | 金建荣 | Constant-height logistics cart |
| CN207158710U (en) * | 2017-07-10 | 2018-03-30 | 罗金明 | One kind building municipal administration escalator |
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