CN209922790U - Secondary lifting mechanism of assembly trolley - Google Patents
Secondary lifting mechanism of assembly trolley Download PDFInfo
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- CN209922790U CN209922790U CN201822113899.4U CN201822113899U CN209922790U CN 209922790 U CN209922790 U CN 209922790U CN 201822113899 U CN201822113899 U CN 201822113899U CN 209922790 U CN209922790 U CN 209922790U
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- arm
- mounting frame
- wheel set
- assembly
- shearing arm
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Abstract
The utility model relates to a secondary elevating system of assembly trolley, including the bottom installation frame, the one end of shearing the arm in the bottom installation frame connection, cut the arm connecting axle in the other end of interior shearing arm is connected, cut the arm roll wheelset in the both ends of interior shearing arm connecting axle are connected, the one end of cutting the arm outward in the upper portion installation frame connection, cut the arm connecting axle outward outside the other end of arm connection, cut the arm roll wheelset outward in the both ends of arm connecting axle connection, it lies in between lower part wheelset baffle and the bottom installation frame to cut the arm roll wheelset outward, interior shearing arm connection lifts connecting rod one end, it fixes on the bottom installation frame to lift the connecting rod other end, it sets up the pulley to lift the connecting rod side, cut arm connecting axle intermediate junction fixed arm one end outward, fixed arm. The utility model discloses can reduce installation space, can promote the rising height again.
Description
Technical Field
The utility model relates to a secondary elevating system of assembly trolley belongs to lift technical field.
Background
At present, the most used assembly line of the automobile assembly is a trolley (sliding plate) assembly line, which belongs to ground conveying equipment, and workers finish the assembly of related parts on one assembly trolley in the assembly operation process. In a modern automobile interior trim or assembly line, in order to improve the production efficiency of a whole automobile assembly workshop, after a vehicle body is often lifted, workers can conveniently carry out assembly operations of seats, front and rear covers and the like. At present, the lifting height of a lifting mechanism is often influenced by the space of a trolley, and the lifting stroke is not large. The stroke of the lifting mechanism is mainly determined by the mechanical lowest height of the mechanism and the lifting stroke. The lowest height of the lifting mechanism is higher, the corresponding assembly trolley is also higher, and the trolley is too high to be convenient for workers to get on and off the trolley; the jacking stroke has a great relation with the height of the space below the trolley, and the larger the space is, the higher the jacking stroke is.
For the reasons mentioned above, the lifting height of the body on our assembly trolley is often greatly affected. The demand for a lifting mechanism which can reduce the space utilization rate and can also improve the high height is more and more urgent.
Disclosure of Invention
An object of the utility model is to provide a secondary elevating system of assembly platform truck can solve special miniature bearing ring ditch position measuring problem, and can be effective, accurate, quick detection special miniature bearing ring's ditch position size.
According to the utility model provides a technical scheme: a secondary lifting mechanism of an assembly trolley comprises a bottom installation frame, wherein the bottom installation frame is connected with one end of an inner shear arm, the other end of the inner shear arm is connected with an inner shear arm connecting shaft, two ends of the inner shear arm connecting shaft are connected with an inner shear arm rolling wheel set, the inner shear arm rolling wheel set is positioned between an upper wheel set guide plate and the upper installation frame, the upper installation frame is connected with one end of an outer shear arm, the other end of the outer shear arm is connected with an outer shear arm connecting shaft, two ends of the outer shear arm connecting shaft are connected with an outer shear arm rolling wheel set, the outer shear arm rolling wheel set is positioned between a lower wheel set guide plate and the bottom installation frame, the inner shear arm is connected with the outer shear arm through a middle connecting shaft, a lifting rail is installed on the inner shear arm, the inner shear arm is connected with one end of a lifting connecting rod, and the other end, the lifting connecting rod side is provided with a lifting pulley, the middle of the outer shearing arm connecting shaft is connected with one end of a fixing arm, the bottom surface of the other end of the fixing arm is provided with a fixing claw, and the fixing claw is matched with a claw-shaped fixing pin arranged on the bottom mounting frame.
As a further improvement, the bottom mounting frame passes through the one end of bottom fulcrum assembly connection interior scissor arm, bottom fulcrum assembly includes bottom fixed block and bottom installation round pin.
As a further improvement of the utility model, the inner shear arm rolling wheel group and a wear-resistant guide block is installed between the upper installation frame.
As a further improvement of the utility model, the one end of cutting the arm outward is connected through upper portion fulcrum assembly to the upper portion installation frame, upper portion fulcrum assembly includes upper portion fixed block and upper portion installation round pin.
As a further improvement, the outer shearing arm rolling wheel group and the bottom mounting frame are provided with a wear-resistant guide block therebetween.
As a further improvement, the stationary dog lifts the rail stationary dog including once lifting the rail stationary dog and secondary, once lift the rail stationary dog and be located the secondary lifts the left side of rail stationary dog.
As a further improvement of the utility model, an upper mounting frame is provided with a limiting block.
As a further improvement of the utility model, the bottom installation frame with set up the maintenance pole between the upper portion installation frame.
Compared with the prior art, the utility model, have following advantage:
1. the utility model discloses simple structure utilizes and lifts the lifting that the rail carried out the mechanism, has saved the cost of carrying out the ground construction.
2. This is novel can reduce installation space, can promote the rising height again.
Drawings
Fig. 1 is a schematic structural diagram of the present invention when closed.
Fig. 2 is a schematic structural view of the present invention in a single lifting state.
Fig. 3 is a schematic structural view of the present invention in the secondary lifting state.
Fig. 4 is a schematic side view of the present invention.
Fig. 5 is a schematic structural diagram of the middle bottom mounting frame 1 of the present invention.
Fig. 6 is a schematic structural view of the middle upper mounting frame 2 according to the present invention.
Fig. 7 is a schematic structural diagram of the middle inner scissor arm 8 of the present invention.
Fig. 8 is a side view of fig. 7.
Fig. 9 is a schematic structural diagram of the middle upper portion fulcrum assembly 3 of the present invention.
Fig. 10 is a side view of fig. 9.
Fig. 11 is a schematic structural diagram of the middle bottom fulcrum assembly 4 of the present invention.
Fig. 12 is a side view of fig. 11.
Fig. 13 is a schematic structural diagram of the lifting link 10 according to the present invention.
Fig. 14 is a schematic structural diagram of the fixing arm 11 of the present invention.
Description of reference numerals: a bottom mounting frame 1, a bottom fixed block mounting position 1-1, a bottom wheel set guide plate mounting screw hole 1-2, a bottom wear-resistant guide block mounting screw hole 1-3, a lifting connecting rod mounting position 1-4, a claw-shaped fixed pin 1-5, an upper mounting frame 2, an upper fixed block mounting position 2-1, an upper wheel set guide plate mounting screw hole 2-2, an upper wear-resistant guide block mounting screw hole 2-3, an upper fulcrum assembly 3, an upper fixed block 3-1, an upper mounting pin 3-2, a bottom fulcrum assembly 4, a bottom fixed block 4-1, a bottom mounting pin 4-2, an intermediate connecting shaft 5, an inner shear arm rolling wheel set 6, a rail lifting wheel set 7, an inner shear arm 8, a bottom fixed end 8-1, a rail lifting wheel set mounting position 8-2, a lifting connecting rod mounting hole 8-3, an outer shear arm 9, The device comprises a lifting connecting rod 10, an inner shear arm connecting shaft 10-1, a bottom plate mounting plate 10-2, a lifting pulley 10-3, a fixing arm 11, a primary rail lifting fixing claw 11-1, a secondary rail lifting fixing claw 11-2, an outer shear arm connecting shaft 12, an inner shear arm connecting shaft 13, an upper wheel set guide plate 14, a bottom wheel set guide plate 15, a wear-resistant guide block 16, a limiting block 17, a primary rail lifting 18, a secondary rail lifting 19, a traveling trolley 20, an outer shear arm rolling wheel set 21 and a maintenance rod 22.
Detailed Description
The invention will be further described with reference to the following specific drawings: as shown in the attached drawing 1, the secondary lifting mechanism of the assembly trolley comprises a bottom mounting frame 1, the bottom mounting frame 1 is used for fixing one end of a shearing arm 8 in 2 sleeves through a left bottom fulcrum assembly 4, the bottom fulcrum assembly 4 is shown in fig. 9 and comprises a bottom fixing block 4-1, a bottom mounting pin 4-2, a bearing and a fastening screw, the inner shearing arm 8 is shown in fig. 7 and comprises a bottom fixing end 8-1, a rail lifting wheel set mounting position 8-2 and a lifting connecting rod mounting hole 8-3, the bottom fixing end 8-1 of the inner shearing arm 8 is mounted on the bottom fixing block 4-1 through the bottom mounting pin 4-2, and the connection between the inner shearing arm 8 and the bottom mounting frame 1 is realized.
The other ends of the two sets of inner shear arms 8 are connected through an inner shear arm connecting shaft 13, two sets of inner shear arm rolling wheel sets 6 are respectively arranged at two ends of the inner shear arm connecting shaft 13, an upper wheel set guide plate 14 is connected with an upper wheel set guide plate mounting screw hole 2-2 through a bolt and fixed on the right side of the upper mounting frame 2, the inner shear arm rolling wheel sets 6 are positioned between the upper wheel set guide plate 14 and the upper mounting frame 2, and the inner shear arm rolling wheel sets can only roll back and forth within the transverse range between the upper wheel set guide plate mounting screw holes 2-2 due to the limit. And a wear-resistant guide block 16 is further arranged between the inner shear arm rolling wheel set 6 and the upper mounting frame 2, and the wear-resistant guide block 16 is connected with an upper wear-resistant guide block mounting screw hole 2-3 through a bolt and fixed on the upper mounting frame 2 to play a role in reducing the wear of the upper mounting frame 2.
An upper fixing block mounting position 2-1 is provided on the left side of the upper mounting frame 2, and as shown in fig. 8, the upper fulcrum assembly 3 includes an upper fixing block 3-1, an upper mounting pin 3-2, a bearing, and the like. The upper fixing block 3-1 is arranged on the upper fixing block mounting position 2-1, and the upper mounting pin 3-2 connects one end of the outer shearing arm 9 to the upper fixing block 3-1, so that the connection between the outer shearing arm 9 and the upper mounting frame 2 is realized.
The other ends of 2 sets of outer shear arms 9 are connected through an outer shear arm connecting shaft 12, two ends of the outer shear arm connecting shaft 12 are respectively provided with an outer shear arm rolling wheel set 21, a bottom wheel set guide plate 15 is connected with a bottom wheel set guide plate mounting screw hole 1-2 through a bolt and fixed on the right side of the bottom mounting frame 1, the outer shear arm rolling wheel set 21 is positioned between the bottom wheel set guide plate 15 and the bottom mounting frame 1, and the outer shear arm rolling wheel set can only roll back and forth within the transverse range between the bottom wheel set guide plate mounting screw holes 1-2 due to the limit of the. And a wear-resistant guide block 16 is also arranged between the outer shear arm rolling wheel set 21 and the bottom mounting frame 1, and the wear-resistant guide block 16 is connected with the bottom wear-resistant guide block mounting screw holes 1-3 through bolts and fixed on the bottom mounting frame 1 to play a role in reducing the wear of the upper mounting frame 2.
The middle of the inner shear arm 8 and the outer shear arm 9 is connected through an intermediate connecting shaft 5. And rail lifting wheel sets 7 are respectively arranged at rail lifting wheel set mounting positions 8-2 on the set of 2 sleeve shearing arms 8.
As shown in fig. 10, the lifting link 10 includes an inner scissor arm connecting shaft 10-1, a base plate mounting plate 10-2, and the like. The inner shear arm 8 is provided with an inner shear arm connecting shaft 10-1 through a lifting connecting rod mounting hole 8-3. The lifting connecting rod 10 is fixed on the bottom mounting frame 1 through a bottom plate mounting plate 10-2 and a bolt connecting lifting connecting rod mounting position 1-4. A lifting pulley 10-3 is arranged at the side edge of the lifting connecting rod 10.
Two fixed arms 11 are arranged in the middle of the outer shear arm connecting shaft 12. As shown in fig. 11, the bottom surface of the other end of the fixing arm 11 is provided with a fixing claw, the fixing claw comprises a primary rail-lifting fixing claw 11-1 and a secondary rail-lifting fixing claw 11-2, the primary rail-lifting fixing claw 11-1 is positioned on the left side of the secondary rail-lifting fixing claw 11-2, the fixing claw corresponds to a claw-shaped fixing pin 1-5 arranged on the bottom mounting frame 1, and when the fixing arm 11 can move leftwards along with the claw-shaped fixing pin 1-5, but when the fixing claw moves leftwards to be engaged with the claw-shaped fixing pin 1-5, the fixing arm 11 can only move leftwards and cannot move rightwards. The upper mounting frame 2 is further provided with a limiting block 17, so that the upper and lower mounting frames can keep a certain distance. When the mechanism needs to be maintained, the maintenance rod 22 is placed at corresponding hole positions on the bottom mounting frame 1 and the upper mounting frame 2, and the mechanism is unfolded, so that the construction of maintenance personnel is facilitated.
The secondary lifting mechanism of the whole assembly trolley is arranged on the walking trolley 20 and moves forward along with the trolley.
The utility model discloses a concrete installation application as follows: as shown in fig. 1, the secondary lifting mechanism of the assembly carriage is in a closed state in the initial state, and the upper mounting frame 2 is subjected to lower limit by the limit block 17. The lifting platform is positioned at the lowest position, at the moment, the inner shear arm connecting shaft 13 is positioned at the position of 2-2 of the upper wheel set guide plate mounting screw hole at the right end, the outer shear arm connecting shaft 12 is positioned at the position of 1-2 of the bottom wheel set guide plate mounting screw hole at the right end, and the fixed arm 11 arranged in the middle of the outer shear arm connecting shaft 12 is also positioned at the rightmost end of the stroke range and is farthest away from the claw-shaped fixed pin 1-5.
As shown in fig. 2, in the forward traveling process of the traveling trolley 20, when the rail-lifting wheel set 7 on the inner shear arm 8 travels to the position of the first rail-lifting 18, the front inner shear arm 8 is lifted upwards through the gradient of the first rail-lifting 18, the inner shear arm 8 drives the outer shear arm 9 to be lifted upwards through the intermediate connecting shaft 5 in the lifting process, the upper mounting frame 2 is lifted under the combined action of the inner shear arm and the outer shear arm, at this time, the inner shear arm connecting shaft 13 is located in the middle of the upper wheel set guide plate mounting screw hole 2-2, the outer shear arm connecting shaft 12 is located in the middle of the lower wheel set guide plate mounting screw hole 1-2, the fixing arm 11 installed in the middle of the outer shear arm connecting shaft 12 is also located at the middle of the stroke range, and the first rail-lifting fixing claw 11-1 is engaged with. At this time, the upper mounting frame cannot be lowered but can be raised.
When the rail lifting wheel set 7 is lifted to a certain position, the primary rail lifting 18 cannot be lifted up in a gradient manner, as shown in fig. 3, the lifting pulley 10-3 on the lifting connecting rod assembly 10 is lifted up through the secondary rail lifting 19 for secondary lifting, when the secondary lifting is lifted to the highest position, the inner shear arm connecting shaft 13 is arranged at the left side position of the screw hole 2-2 in the guide plate of the upper wheel set, the outer shear arm connecting shaft 12 is arranged at the left side position of the screw hole 1-2 in the guide plate of the bottom wheel set, the fixing arm 11 arranged in the middle of the outer shear arm connecting shaft 12 is also arranged at the left end of the stroke range of the fixing arm, and the secondary rail lifting fixing claw 11-2 is meshed with. The upper mounting frame cannot then be lowered.
After the operation of the assembly trolley is finished, the fixed arm 11 is lifted through the angle steel rail lifting, so that a secondary rail lifting fixed claw 11-2 on the fixed arm 11 is separated from the claw-shaped fixed pin 1-5, and then the lifting mechanism is lowered in the reverse order to finish the primary lifting process.
Claims (8)
1. The utility model provides a secondary elevating system of assembly platform truck which characterized in that: the mechanism comprises a bottom mounting frame (1), wherein one end of an inner shearing arm (8) is connected with the bottom mounting frame (1), the other end of the inner shearing arm (8) is connected with an inner shearing arm connecting shaft (13), two ends of the inner shearing arm connecting shaft (13) are connected with an inner shearing arm rolling wheel set (6), the inner shearing arm rolling wheel set (6) is positioned between an upper wheel set guide plate (14) and an upper mounting frame (2), the upper mounting frame (2) is connected with one end of an outer shearing arm (9), the other end of the outer shearing arm (9) is connected with an outer shearing arm connecting shaft (12), two ends of the outer shearing arm connecting shaft (12) are connected with an outer shearing arm rolling wheel set (21), the outer shearing arm rolling wheel set (21) is positioned between a lower wheel set guide plate (15) and the bottom mounting frame (1), the inner shearing arm (8) is connected with the middle of the outer shearing arm (9) through a middle connecting shaft (5), install on interior scissor arm (8) and lift rail wheelset (7), connecting rod (10) one end is lifted in interior scissor arm (8) connection, it fixes on bottom installation frame (1) to lift connecting rod (10) other end, it sets up and lifts pulley (10-3) to lift connecting rod (10) side, outer scissor arm connecting axle (12) intermediate junction fixed arm (11) one end, fixed arm (11) other end bottom surface sets up the stationary dog, claw type fixed pin (1-5) adaptation that set up on stationary dog and bottom installation frame (1).
2. The secondary lifting mechanism of an assembly trolley according to claim 1, characterized in that: the bottom mounting frame (1) is connected with one end of an inner shear arm (8) through a bottom fulcrum assembly (4), and the bottom fulcrum assembly (4) comprises a bottom fixing block (4-1) and a bottom mounting pin (4-2).
3. The secondary lifting mechanism of an assembly trolley according to claim 1, characterized in that: and a wear-resistant guide block (16) is arranged between the inner shear arm rolling wheel set (6) and the upper mounting frame (2).
4. The secondary lifting mechanism of an assembly trolley according to claim 1, characterized in that: the upper mounting frame (2) is connected with one end of an outer shear arm (9) through an upper fulcrum assembly (3), and the upper fulcrum assembly (3) comprises an upper fixing block (3-1) and an upper mounting pin (3-2).
5. The secondary lifting mechanism of an assembly trolley according to claim 1, characterized in that: and a wear-resistant guide block (16) is arranged between the outer shear arm rolling wheel set (21) and the bottom mounting frame (1).
6. The secondary lifting mechanism of an assembly trolley according to claim 1, characterized in that: the fixed claws comprise a primary rail lifting fixed claw (11-1) and a secondary rail lifting fixed claw (11-2), and the primary rail lifting fixed claw (11-1) is positioned on the left side of the secondary rail lifting fixed claw (11-2).
7. The secondary lifting mechanism of an assembly trolley according to claim 1, characterized in that: and a limiting block (17) is arranged on the upper mounting frame (2).
8. The secondary lifting mechanism of an assembly trolley according to claim 1, characterized in that: a maintenance rod (22) is arranged between the bottom mounting frame (1) and the upper mounting frame (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822113899.4U CN209922790U (en) | 2018-12-17 | 2018-12-17 | Secondary lifting mechanism of assembly trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822113899.4U CN209922790U (en) | 2018-12-17 | 2018-12-17 | Secondary lifting mechanism of assembly trolley |
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| Publication Number | Publication Date |
|---|---|
| CN209922790U true CN209922790U (en) | 2020-01-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822113899.4U Active CN209922790U (en) | 2018-12-17 | 2018-12-17 | Secondary lifting mechanism of assembly trolley |
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| CN (1) | CN209922790U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109607412A (en) * | 2018-12-17 | 2019-04-12 | 天奇自动化工程股份有限公司 | A kind of secondary elevating mechanism assembling trolley |
| CN114193418A (en) * | 2021-12-08 | 2022-03-18 | 北京中车赛德铁道电气科技有限公司 | High-pressure part dismouting equipment under rail vehicle car |
-
2018
- 2018-12-17 CN CN201822113899.4U patent/CN209922790U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109607412A (en) * | 2018-12-17 | 2019-04-12 | 天奇自动化工程股份有限公司 | A kind of secondary elevating mechanism assembling trolley |
| CN109607412B (en) * | 2018-12-17 | 2024-04-02 | 天奇自动化工程股份有限公司 | Secondary lifting mechanism of assembly trolley |
| CN114193418A (en) * | 2021-12-08 | 2022-03-18 | 北京中车赛德铁道电气科技有限公司 | High-pressure part dismouting equipment under rail vehicle car |
| CN114193418B (en) * | 2021-12-08 | 2024-02-06 | 北京中车赛德铁道电气科技有限公司 | High-voltage component dismouting equipment under rail vehicle |
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