CN212385421U - Walk a lead screw and dismantle auxiliary device - Google Patents
Walk a lead screw and dismantle auxiliary device Download PDFInfo
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- CN212385421U CN212385421U CN202020371500.7U CN202020371500U CN212385421U CN 212385421 U CN212385421 U CN 212385421U CN 202020371500 U CN202020371500 U CN 202020371500U CN 212385421 U CN212385421 U CN 212385421U
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- lead screw
- support arm
- walking
- sliding
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Abstract
The utility model provides a walk a lead screw and dismantle auxiliary device relates to high-speed EMUs automobile body production technical field, and the device includes base, carriage, universal wheel, bow member, guide rail, lead screw, sliding block, round pin axle, last diaphragm, horizontal pole, guide block, rubber cushion, riser, briquetting, first connecting plate, shelves pole, locating hole, support arm, stopper, handle, second connecting plate and vertical pipe. The utility model can move freely according to the position of the walking lead screw, and is suitable for the dismounting, mounting and production of the walking lead screw and similar components, the utility model can fix the walking lead screw by the walking lead screw fixing structure in an artificial auxiliary way, and then manually dismount the walking lead screw, and the walking lead screw is convenient to transfer after the dismounting is finished, and is safer at the same time; additionally the utility model discloses the bottom carriage can be packed up at the in-process that no load shifts to conveniently remove in narrow and small space relatively, and when will taking place the load, through adjusting extension carriage in order to reduce the focus, guarantee the stability of load.
Description
Technical Field
The utility model relates to a high-speed EMUs automobile body production technical field, concretely relates to walk a lead screw and dismantle auxiliary device.
Background
In the production process of a high-speed motor train unit train body, the motor train unit is large in size, the load requirement of arranging the walking platform in a workshop is high, the strength requirement on the walking platform lead screw is high, the weight of the current walking platform lead screw is large, the existing tools for transporting the walking platform lead screw are all manual forklifts, the manual forklifts are not special tools, the large size of the manual forklifts is inconvenient to move in the workshop, potential safety hazards exist, and meanwhile, the lead screw is integrally of a cylindrical structure and is inconvenient to fix.
SUMMERY OF THE UTILITY MODEL
In order to solve the fork truck that adopts manual fork truck to assist dismantlement to walk that the platform lead screw exists bulky moving inconvenience and walk the fixed inconvenient technical problem of platform lead screw, the utility model provides a walk platform lead screw and dismantle auxiliary device.
The utility model provides a technical scheme as follows that technical problem took:
a walking lead screw dismounting auxiliary device comprises a base, an arch frame, sliding blocks, a pin shaft, a vertical plate, a first connecting plate and a support arm, wherein two ends of the arch frame are vertically connected to the upper surface of the base, and the top of the arch frame is connected with the sliding blocks in a driving mode through a lifting driving structure; the surface of the sliding block is welded with a first connecting plate vertical to the sliding block, the first connecting plate is vertically arranged and is rotatably connected to a second connecting plate welded at one end of the support arm through a rotating shaft, and two corresponding positioning holes are respectively formed in the positions, deviating from the rotating shaft, of the first connecting plate and the second connecting plate; a stop lever is vertically welded on the surface of the first connecting plate, the stop lever is positioned right below the support arm, when the support arm is horizontal, the lower surface of the support arm is contacted with the stop lever, and the stop lever deviates from the rotation center and is close to the welding position of the support arm and the second connecting plate; when the support arm is horizontal, the two positioning holes on the first connecting plate and the second connecting plate are overlapped and positioned by penetrating the two overlapped positioning holes through the pin shaft; when the support arm swings upwards, only one positioning hole is superposed on the first connecting plate and the second connecting plate, and the first connecting plate and the second connecting plate are positioned by penetrating the superposed two positioning holes through a pin shaft; the other end welding of support arm has the riser parallel with two guide rail place planes, and the riser deviates from the one side of support arm and installs the lead screw fixed knot that walks a platform constructs.
As a further aspect of the present invention: the lifting driving structure comprises two guide rails connected with the top of the arch frame, the top ends of the two guide rails are respectively connected with the two ends of the upper transverse plate through bolts, a lead screw is vertically arranged between the two guide rails, the two ends of the lead screw are respectively and rotatably connected into mounting holes correspondingly formed in the upper transverse plate and the arch frame through bearings, and the lower end of the lead screw is fixedly connected with a hand wheel positioned in the area enclosed by the arch frame; the screw rod is in a threaded through hole formed in the middle of the sliding block in a threaded mode, the two sides of the sliding block are respectively connected with the guide blocks, and the guide blocks are connected in corresponding vertical sliding grooves in the guide rail in a sliding mode.
As a further aspect of the present invention: walk a lead screw fixed knot and construct including two pairs of stoppers of fixed connection on the riser, two pairs of stoppers correspond from top to bottom in vertical direction, every to the stopper by two stopper components that are parallel to each other, and every to there being rubber cushion through the screw connection between the stopper, and every to the stopper all with a briquetting through bolted connection and form the hole site that is used for the centre gripping to walk a lead screw, the inner wall of briquetting also bonds rubber cushion, the equal indent of the opposite face of two corresponding rubber cushion takes shape to semicircular groove, and the diameter of two semicircular groove pieces together the hole is less than the diameter of walking a lead screw.
As a further aspect of the present invention: and the middle part of the support arm is vertically welded with a handle.
As a further aspect of the present invention: the side face of one side that the base corresponds with the support arm has two carriage, and the tip of carriage is connected with the wheel carrier that corresponds the universal wheel through bolted connection down, and the bottom of base is connected with two universal wheels.
As a further aspect of the present invention: the base comprises the pipe of indulging of both sides and a plurality of horizontal poles of connecting two vertical pipes, and wherein the quantity of pipe is indulged to every side is two and for square pipe, and the carriage comprises two sliding connection in square intraductal square poles, and the one end that the base was kept away from to two square poles in every carriage passes through panel welded fastening.
The utility model has the advantages that: the device can freely move according to the position of the walking screw rod, and aims at the dismounting, mounting and production of the walking screw rod and similar components, the utility model can manually assist and fix the walking screw rod through the walking screw rod fixing structure, then manually dismount the walking screw rod, and is convenient to transfer after the dismounting is finished, and is safer at the same time; additionally the utility model discloses the bottom carriage can be packed up at the in-process that no load shifts to conveniently remove in narrow and small space relatively, and when will taking place the load, through adjusting extension carriage in order to reduce the focus, guarantee the stability of load.
Drawings
Fig. 1 is a schematic structural view of the walking screw disassembling auxiliary device of the present invention.
Fig. 2 is a schematic structural diagram of the base and the arch frame after being assembled in the present invention.
Fig. 3 is a schematic structural view of the sliding frame of the present invention.
Fig. 4 is a schematic structural diagram of the sliding block, the first connecting plate and the stop lever of the present invention after being assembled.
Fig. 5 is a schematic structural diagram of the assembled vertical plate, support arm, stopper, handle and second connecting plate of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 5, the utility model discloses a walking lead screw dismantles auxiliary device includes: the device comprises a base 1, a sliding frame 2, universal wheels 3, an arch frame 4, guide rails 5, a screw rod 6, a sliding block 7, a pin shaft 8, an upper transverse plate 9, a cross rod 10, a guide block 11, a rubber cushion block 12, a vertical plate 13, a pressing block 14, a first connecting plate 15, a stop lever 16, a positioning hole 17, a support arm 18, a limiting block 19, a handle 20, a second connecting plate 21 and a longitudinal pipe 22, wherein two ends of the arch frame 4 are vertically connected to the upper surface of the base 1, the top of the arch frame 4 is vertically connected with the bottom ends of the two parallel guide rails 5 through bolts, the top ends of the two guide rails 5 are respectively connected with two ends of the upper transverse plate 9 through bolts, the screw rod 6 is vertically arranged between the two guide rails 5, two ends of the screw rod 6 are respectively rotatably connected in corresponding mounting holes formed in the upper transverse plate 9 and the arch frame 4 through bearings, the lower end of the screw, the lead screw is manually controlled to rotate through a hand wheel; the lead screw 6 is in a threaded through hole formed in the middle of the sliding block 7 in a threaded mode, the two sides of the sliding block 7 are respectively connected with the guide blocks 11, and the guide blocks 11 are connected to the corresponding vertical sliding grooves in the guide rail 5 in a sliding mode, so that the lead screw 6 can keep vertical lifting when the sliding block 7 is driven to move up and down.
The surface welding of sliding block 7 has rather than perpendicular first connecting plate 15, and first connecting plate 15 is vertical to be set up, and first connecting plate 15 rotates the second connecting plate 21 of connecting support arm 18 one end welding through the pivot, and two locating holes 17 that correspond each other have been seted up respectively to the skew pivot position on first connecting plate 15 and the second connecting plate 21.
The surface of the first connecting plate 15 is vertically welded with a stop lever 16, the stop lever 16 is positioned right below the support arm 18, when the support arm 18 is horizontal, the lower surface of the support arm 18 is contacted with the stop lever 16, and the stop lever 16 deviates from the rotation center and is close to the welding position of the support arm 18 and the second connecting plate 21, so that the support arm 18 can only swing upwards.
When the support arm 18 is horizontal, the two positioning holes 17 on the first connecting plate 15 and the second connecting plate 21 are superposed and positioned by penetrating the superposed two positioning holes through the pin shaft 8; and only have a locating hole 17 coincidence and adopt round pin axle 8 to run through two locating holes of coincidence to realize fixing a position on first connecting plate 15 and the second connecting plate 21, 18 upper pendulums on the support arm, and the angle of upper pendulums depends on two locating hole distances on same carrier (first connecting plate 15 or second connecting plate 21), the utility model discloses can make things convenient for the walking stage lead screw of vertical position and slope position to accomplish the dismantlement by the manual work after fixing on auxiliary device.
The other end welding of support arm 18 has the riser 13 parallel with two guide rails 5 place planes, riser 13 deviates from two pairs of stopper 19 of one side fixed connection of support arm 18, two pairs of stopper 19 correspond from top to bottom in the vertical direction, every stopper 19 comprises two stopper 19 that are parallel to each other, and every through screw connection rubber cushion 12 between every stopper 19, and every stopper 19 all passes through bolted connection and forms the hole site that is used for the centre gripping to walk a lead screw with a briquetting 14, the inner wall of briquetting 14 also bonds rubber cushion 12, the opposite face of two corresponding rubber cushion 12 all indent forms semicircular groove, and the diameter that two semicircular groove pieced together the diameter of pore-forming is less than the diameter of walking a lead screw, so that the elasticity that utilizes rubber cushion 12 realizes the location.
The middle part of the support arm 18 is vertically welded with a handle 20, which is convenient for manual holding to realize auxiliary adjustment of the position of the support arm and is a force application point for manual movement.
The base 1 is composed of longitudinal pipes 22 on two sides and a plurality of cross rods 10 connecting the two longitudinal pipes 22, wherein the number of the longitudinal pipes 22 on each side is two and is a square pipe, the sliding frame 2 is composed of two square rods connected in the square pipe in a sliding manner, and one end, far away from the base 1, of the two square rods in each sliding frame 2 is welded and fixed through a plate, so that the universal wheel carrier is convenient to mount when the sliding frame 2 slides; it should be noted that the outer surface of the square tube is provided with a threaded hole and is in threaded connection with a bolt for extruding and positioning the square rod, so that the sliding frame 2 can be positioned in a telescopic motion.
Claims (6)
1. A walking lead screw dismounting auxiliary device is characterized by comprising a base, an arch frame, a sliding block, a pin shaft, a vertical plate, a first connecting plate and a support arm, wherein two ends of the arch frame are vertically connected to the upper surface of the base, and the top of the arch frame is connected with the sliding block in a driving mode through a lifting driving structure; the surface of the sliding block is welded with a first connecting plate vertical to the sliding block, the first connecting plate is vertically arranged and is rotatably connected to a second connecting plate welded at one end of the support arm through a rotating shaft, and two corresponding positioning holes are respectively formed in the positions, deviating from the rotating shaft, of the first connecting plate and the second connecting plate; a stop lever is vertically welded on the surface of the first connecting plate, the stop lever is positioned right below the support arm, when the support arm is horizontal, the lower surface of the support arm is contacted with the stop lever, and the stop lever deviates from the rotation center and is close to the welding position of the support arm and the second connecting plate; when the support arm is horizontal, the two positioning holes on the first connecting plate and the second connecting plate are overlapped and positioned by penetrating the two overlapped positioning holes through the pin shaft; when the support arm swings upwards, only one positioning hole is superposed on the first connecting plate and the second connecting plate, and the first connecting plate and the second connecting plate are positioned by penetrating the superposed two positioning holes through a pin shaft; the other end welding of support arm has the riser parallel with two guide rail place planes, and the riser deviates from the one side of support arm and installs the lead screw fixed knot that walks a platform constructs.
2. The walking board lead screw dismounting assisting device is characterized in that the lifting driving structure comprises two guide rails connected with the top of an arch frame, the top ends of the two guide rails are respectively connected with two ends of an upper transverse plate through bolts, a lead screw is vertically arranged between the two guide rails, two ends of the lead screw are respectively rotatably connected into mounting holes correspondingly formed in the upper transverse plate and the arch frame through bearings, and the lower end of the lead screw is fixedly connected with a hand wheel located in a region enclosed by the arch frame; the screw rod is in a threaded through hole formed in the middle of the sliding block in a threaded mode, the two sides of the sliding block are respectively connected with the guide blocks, and the guide blocks are connected in corresponding vertical sliding grooves in the guide rail in a sliding mode.
3. The device as claimed in claim 1, wherein the walking screw fixing structure comprises two pairs of limiting blocks fixedly connected to a vertical plate, the two pairs of limiting blocks vertically correspond to each other in the vertical direction, each pair of limiting blocks is composed of two limiting blocks parallel to each other, a rubber cushion block is connected between each pair of limiting blocks through a screw, each pair of limiting blocks is connected with a pressing block through a bolt and forms a hole site for clamping the walking screw, the rubber cushion block is adhered to the inner wall of the pressing block, opposite surfaces of the two corresponding rubber cushion blocks are inwards concave to form semicircular grooves, and the diameter of the hole formed by splicing the two semicircular grooves is smaller than the diameter of the walking screw.
4. The walking screw detaching assistant device of claim 1, wherein the middle part of the arm is welded with a handle vertically.
5. The device as claimed in claim 1, wherein two sliding frames are slidably connected to the side surfaces of the base corresponding to the support arms, the end portions of the sliding frames are connected to the wheel frames corresponding to the universal wheels through bolts, and two universal wheels are connected to the bottom of the base.
6. The device as claimed in claim 1, wherein the base is composed of two longitudinal pipes on both sides and a plurality of cross bars connecting the two longitudinal pipes, wherein the number of the longitudinal pipes on each side is two and is a square pipe, the sliding frame is composed of two square bars slidably connected in the square pipe, and one end of each square bar in the sliding frame, which is far away from the base, is fixed by welding through a plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020371500.7U CN212385421U (en) | 2020-03-23 | 2020-03-23 | Walk a lead screw and dismantle auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020371500.7U CN212385421U (en) | 2020-03-23 | 2020-03-23 | Walk a lead screw and dismantle auxiliary device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212385421U true CN212385421U (en) | 2021-01-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020371500.7U Active CN212385421U (en) | 2020-03-23 | 2020-03-23 | Walk a lead screw and dismantle auxiliary device |
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| Country | Link |
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| CN (1) | CN212385421U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115446761A (en) * | 2022-10-25 | 2022-12-09 | 一汽解放汽车有限公司 | Flywheel shell tool of direct injection hydrogen engine in cylinder |
-
2020
- 2020-03-23 CN CN202020371500.7U patent/CN212385421U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115446761A (en) * | 2022-10-25 | 2022-12-09 | 一汽解放汽车有限公司 | Flywheel shell tool of direct injection hydrogen engine in cylinder |
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