CN115922288B - High-altitude large-size pin shaft mounting device - Google Patents
High-altitude large-size pin shaft mounting device Download PDFInfo
- Publication number
- CN115922288B CN115922288B CN202310071649.1A CN202310071649A CN115922288B CN 115922288 B CN115922288 B CN 115922288B CN 202310071649 A CN202310071649 A CN 202310071649A CN 115922288 B CN115922288 B CN 115922288B
- Authority
- CN
- China
- Prior art keywords
- plate
- movable
- fixed
- workbench
- pin shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000009434 installation Methods 0.000 claims abstract description 16
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 239000011241 protective layer Substances 0.000 claims description 2
- 238000003825 pressing Methods 0.000 abstract 1
- 230000007704 transition Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 238000011900 installation process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Landscapes
- Workshop Equipment, Work Benches, Supports, Or Storage Means (AREA)
Abstract
The invention relates to the technical field of pin shaft installation equipment, and mainly discloses a high-altitude large-size pin shaft installation device which comprises a lifting screw rod, a fixed workbench, a movable workbench and a fine-tuning lifting platform, wherein the fixed workbench is arranged at the top of the lifting screw rod, a middle table and a working roller are arranged in the length direction of the fixed workbench, the fine-tuning lifting platform at the bottom of the movable workbench is arranged on the middle table, the movable workbench can move back and forth and left and right on the middle table, a fixed plate and a movable plate are arranged on two side edges above the movable workbench, a pin shaft is arranged between the fixed plate and the movable plate along the length direction, the lifting screw rod controls the up-down movement of the fixed workbench, the fine-tuning lifting platform controls the up-down movement of the movable workbench, a jack is arranged at one end of the fixed workbench, which is used for applying pressure on the pin shaft, the pin shaft is pushed into a pin shaft hole, the axis of the pin shaft can be aligned with the axis of the pin shaft hole well, and the high-altitude large-size pin shaft is convenient to install.
Description
Technical Field
The invention relates to the technical field of pin shaft installation equipment, in particular to a high-altitude large-size pin shaft installation device.
Background
In the metallurgical production process, with the improvement of the production process, the size and tonnage of metallurgical equipment are increased. In the prior art, the traditional installation method of the heavy-duty pin shaft is to use a temporary arc-shaped jig frame as a support for the installation of the heavy-duty pin shaft, and then the installation of the heavy-duty pin shaft is realized by the impact of a single pendulum, but the method has a plurality of defects for the installation of the high-altitude large-size pin shaft: 1. firstly, the temporary arc-shaped jig frame is welded according to the position of the pin shaft hole, but the axis direction of the pin shaft is fixed after welding and cannot be adjusted, so that the arc-shaped jig frame can be welded after the axis position of the pin shaft and the gap of the hole are determined during installation, and if the pin shaft is not installed, the arc-shaped jig frame is welded again, so that the cost is increased, and in addition, the mode is inconvenient for high-altitude operation; 2. secondly, the appearance of the pin shaft needs to be protected in the installation process, the outer circular surface of the pin shaft can be scratched in the installation process of the common pin shaft, and the arc-shaped jig frame cannot well protect the surface of the pin shaft; 3. the pendulum bob is adopted to strike the pin shaft, the weight of the pendulum bob, the bearing capacity of the pin shaft, the running route of the pendulum bob and the like are required to be considered, so that the difficulty in mounting the heavy pin shaft is increased, and the pin shaft is damaged due to errors. Therefore, a heavy-duty pin shaft mounting device is needed to solve the mounting problem, so that the mounting efficiency of the heavy-duty pin shaft and the overall quality of large-scale metallurgical equipment are improved.
Chinese patent document CN106429804B discloses a method for loading and unloading heavy duty pins at high altitude, in which a transition plate is connected to a shoulder pole beam through a first pin, and the shoulder pole beam is connected to a gantry crane; fixing a first hand-pulling block on a first pin shaft; moving the gantry crane so that the pin hole at the other end of the transition plate is aligned with the pin hole of the lifting lug plate; fixing two support leg ends of a first support to the transition plate, wherein the first support further comprises a connecting part for connecting the two supports; one end of a second hand-pulled hoist is fixed on the connecting part of the first bracket; the first hand-pulled hoist is fixed at one end of the heavy pin shaft, the second hand-pulled hoist passes through the pin hole of the lifting lug plate and the pin hole of the transition plate and then is fixed at the other end of the heavy pin shaft, the second hand-pulled hoist applies a pulling force to the heavy pin shaft, and the heavy pin shaft can be fixed in the pin hole of the lifting lug plate and the pin hole of the transition plate, so that the installation of the high-altitude heavy pin shaft is completed, but the method is proposed to align the pin hole of the transition plate with the pin hole of the lifting lug plate, and a specific alignment method is not involved, and the alignment of the pin holes is difficult to realize only by the movement of the gantry crane; in addition, the portal crane is adopted to hoist the pin shaft, so that the pin shaft is easily influenced by wind force or other factors, the hoisting is unstable, and further the deviation between the axial direction of the pin shaft and the axial direction of the pin shaft hole is caused, so that the pin shaft is difficult to install.
Disclosure of Invention
The invention aims to solve the problems in the background technology, and provides a high-altitude large-size pin shaft mounting device which can better align the axis of a pin shaft with the axis of a shaft hole and is convenient for mounting the high-altitude large-size pin shaft.
The technical scheme includes that the high-altitude large-size pin shaft mounting device comprises lifting lead screws, fixed workbenches, moving workbenches and fine-tuning lifting platforms, wherein the fixed workbenches are arranged at the tops of the two lifting lead screws, the middle bench and a plurality of working rolls which are arranged at equal intervals are arranged in the length direction of the fixed workbenches, the fine-tuning lifting platforms which pass through the bottoms of the moving workbenches are arranged on the middle bench, the moving workbenches can move on the middle bench in the length direction of the workbench and also can move on the middle bench in the width direction of the workbench, fixed plates and moving plates are arranged on two sides above the moving workbenches, pin shafts are arranged between the fixed plates and the moving plates in the length direction, the moving plates clamp the pin shafts, the moving plates can slide in the width direction of the moving workbenches, the lifting lead screws control the up-down movement of the fixed workbenches, the moving plates and the inner sides of the fixed plates are provided with the fine-tuning lifting platforms, the moving plates and the inner sides of the fixed workbenches are provided with pin shafts, and one ends of the fixed workbenches are provided with jack pins, and a jack is arranged on one end of each jack, and a jack is used for pushing the pin shaft.
Further, the lifting screw is a turbine screw lifter, the lifting screw comprises a sleeve, a worm gear box and a screw rod, the screw rod is arranged in the sleeve, two worms in the worm gear box of the lifting screw are connected through a transmission shaft, the worm of the lifting screw can be driven to rotate by a motor or a handle to adjust the height of a fixed workbench, and then a pin shaft is coarsely adjusted to be at an installation height.
Further, the fixed workbench comprises a fixed workbench bottom plate, a first fixed workbench side plate and a second fixed workbench side plate, wherein the first fixed workbench side plate and the second fixed workbench side plate are arranged on two sides above the fixed workbench bottom plate, the bottom of the fixed workbench bottom plate is connected with the tops of the two screw rods, the working rolls are arranged at the bottoms of the first fixed workbench side plate and the second fixed workbench side plate, and the middle table is arranged on a plurality of working rolls in a penetrating mode.
Further, the movable workbench include the movable bench bottom board and set up the movable bench curb plate in movable bench bottom board below both sides, the fine setting elevating platform include fine setting lead screw, slide and reset spring, the middle part of the top of slide be provided with the fine setting lead screw, the top of the lead screw of fine setting lead screw is connected with the middle part of the bottom of movable bench bottom board, the both ends of the top of slide are provided with reset spring, reset spring's top is connected with the movable workbench bottom, the bottom surface and the intermediate head contact of slide, the worm and the lift handle of fine setting lead screw are connected, the lift handle rotates the height that can adjust the movable workbench, and then fine setting round pin axle is at the ascending height of vertical direction.
Further, both sides of mobile station bottom plate top be provided with fixed plate and movable plate respectively, the both ends of the mobile station bottom plate top of the contralateral of fixed plate are provided with the slider groove, the both ends of movable plate medial surface be provided with the slider, slider and slider groove cooperation, the middle part of the mobile station bottom plate top of the contralateral of fixed plate be provided with the locking groove, the middle part of the lateral surface of movable plate be provided with the locating piece, locating piece and locking groove cooperation, the locating piece top is provided with the locking bolt, blocks the movable plate after the locking bolt screws.
Further, the top of fixed workstation curb plate one be provided with the first deflector groove that sets up along length direction, the top of fixed workstation curb plate two be provided with the second deflector groove that sets up along length direction, be provided with first deflector on the movable table curb plate of fixed plate place one side, be provided with the second deflector on the movable table curb plate of movable plate place one side, first deflector block dress in first deflector inslot, second deflector block dress in second deflector inslot.
Further, a nut is arranged on the side plate of the movable table on the side where the movable plate is located, after passing through the second guide plate, the centering handle is connected with the nut through threads at the end part, the centering handle rotates to adjust the distance of the movable table on the width direction of the middle table, then the position of the pin shaft on the horizontal direction is adjusted, a guide column is arranged on the side plate of the movable table on the side where the fixed plate is located, the guide column penetrates through the first guide plate, check rings are respectively arranged on the guide columns on the two sides of the first guide plate, and the moving distance of the movable table on the width direction can be limited.
Further, a lifting handle groove is further formed in the movable table side plate on one side where the fixing plate is located, a handle support plate groove is formed in the lower portion of the first guide plate groove of the first fixed table side plate, the handle support plate is clamped in the handle support plate groove, and the lifting handle penetrates through the handle support plate and the handle lifting groove and then is connected with a worm of the fine adjustment screw rod.
Further, the first guide plate is provided with a groove which can move along the lower edge of the first guide plate groove, and the second guide plate is provided with a groove which can move along the lower edge of the second guide plate groove.
Furthermore, the middle table is provided with a flange at one side of the movable plate for positioning the sliding plate on the middle table.
Compared with the prior art, the invention has the beneficial effects that:
1. According to the invention, the pin shaft is fixed between the movable plate and the fixed plate and then on the movable workbench, the movable workbench is arranged on the middle table of the fixed workbench through the fine adjustment lifting table, the fixed workbench is arranged on the lifting screw rod, when the movable workbench is mounted, the horizontal position of the movable workbench is firstly adjusted through the centering handle, so that the axis of the pin shaft is aligned with the axis of the shaft hole in the vertical direction, then the height of the fixed workbench is roughly adjusted through the lifting screw rod, the height of the movable workbench is finely adjusted through the fine adjustment lifting table, so that the axis of the pin shaft is aligned with the axis of the shaft hole in the horizontal direction, and after the pin shaft mounting center is aligned, the movable workbench is pushed to advance along the axis direction of the pin shaft to mount the pin shaft.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Figure 1 is a perspective view of the overall structure of the present invention,
Figure 2 is a right side view of the present invention,
Figure 3 is a front view of the present invention,
Figure 4 is a schematic view of the structure of the mobile workbench of the present invention,
Figure 5 is a schematic view of the structure of the fine tuning lifting platform of the invention,
Figure 6 is a schematic view of the structure of the fixed table of the present invention,
Fig. 7 is a top view of the present invention.
In the figure: 1. lifting screw rod, 2, transmission shaft, 3, fixed worktable bottom plate, 4, working roll, 5, fixed worktable bottom plate side plate, 6, fixed worktable bottom plate side plate, 7, middle table, 8, moving worktable, 9, lifting handle, 10, centering handle, 11, fixed plate, 12, moving plate, 13, first guide plate, 14, fine tuning screw rod, 15, second guide plate, 16, reset spring, 17, slide plate, 18, sleeve, 19, worm gear box, 20, screw rod, 21, moving table bottom plate, 22, slide block, 23, moving table side plate, 24, lifting handle groove, 25, guide post, 26, locking groove, 27, slide block groove, 28, second guide plate groove, 29, first guide plate groove, 30, handle support plate groove, 31, handle support plate, 32, positioning block, 33, nut, 34, retainer ring, 35, flange, 36 and jack.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the terms "upper/lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured/arranged," "coupled," "connected," and the like are to be construed broadly and include, for example, "connected," either fixedly, detachably, or integrally; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Example 1
Referring to fig. 1-7, the invention provides a technical scheme, a high-altitude large-size pin shaft mounting device, which comprises a lifting screw 1, a fixed workbench, a movable workbench 8 and a fine-tuning lifting platform, wherein the fixed workbench is arranged at the top of the two lifting screw 1, the lifting screw 1 is a turbine screw lifter, the lifting screw 1 comprises a sleeve 18, a worm gear box 19 and a screw rod 20, the screw rod 20 is arranged in the sleeve 18, the worms in the worm gear boxes 19 of the two lifting screw 1 are connected through a transmission shaft 2, the worm of the lifting screw 1 can be driven to rotate by adopting a motor or a handle to adjust the height of the fixed workbench, and then coarse tuning the round pin axle to mounting height, specifically, fixed workstation include fixed workstation bottom plate 3 and set up fixed workstation curb plate one 5 and fixed workstation curb plate two 6 in fixed workstation bottom plate 3 top both sides, the bottom of fixed workstation bottom plate 3 with two the top of lead screw 20 be connected, work roll 4 sets up in the bottom of fixed workstation curb plate one 5 and fixed workstation curb plate two 6, along the length direction of fixed workstation in be provided with work roll 4 that intermediate table 7 and a plurality of equidistance interval set up, intermediate table 7 run through the setting on a plurality of work roll 4. The fine adjustment lifting platform of the movable workbench 8 passing through the bottom is arranged on the middle platform 7, the movable workbench 8 can move on the middle platform 7 along the length direction of the workbench and also can move on the middle platform 7 along the width direction of the workbench, the movable workbench 8 comprises a movable platform bottom plate 21 and movable platform side plates 23 arranged on two sides below the movable platform bottom plate 21, the fine adjustment lifting platform comprises a fine adjustment screw 14, a sliding plate 17 and a return spring 16, the middle part above the sliding plate 17 is provided with the fine adjustment screw 14, the top part of the screw of the fine adjustment screw 14 is connected with the middle part of the bottom part of the movable platform bottom plate 21, the two ends above the sliding plate 17 are provided with the return springs 16, the top of the return spring 16 is connected with the bottom of the bottom plate 21 of the movable table, the bottom surface of the sliding plate 17 is contacted with the middle table 7, the worm of the fine adjustment screw 14 is connected with the lifting handle 9, the lifting handle 9 rotates to adjust the height of the movable table, the height of the pin shaft in the vertical direction is further adjusted, the two sides above the movable table 8 are provided with a fixed plate 11 and a movable plate 12, the pin shaft is arranged between the fixed plate 11 and the movable plate 12 along the length direction, the movable plate 12 can slide along the width direction of the movable table 8, specifically, the two sides above the bottom plate 21 of the movable table are respectively provided with the fixed plate 11 and the movable plate 12, the two ends above the movable platform bottom plate 21 on the opposite side of the fixed plate 11 are provided with slide block grooves 27, the two ends of the inner side surface of the movable plate 12 are provided with slide blocks 22, the slide blocks 22 are matched with the slide block grooves 27, the middle part above the movable platform bottom plate 21 on the opposite side of the fixed plate 11 is provided with a locking groove 26, the middle part of the outer side surface of the movable plate 12 is provided with a positioning block 32, the positioning block 32 is matched with the locking groove 26, a locking bolt is arranged above the positioning block 32, the movable plate 12 is clamped after the locking bolt is screwed, the movable plate 12 clamps a pin shaft, the lifting screw 1 controls the up-down movement of the fixed workbench, the fine-tuning lifting platform controls the up-down movement of the movable workbench 8, the inner side surfaces of the movable plate 12 and the fixed plate 11 are provided with protective layers, one end of the fixed workbench, which is provided with a pin shaft, is provided with a jack 36, and the jack 36 applies pressure to the pin shaft to push the pin shaft into the pin shaft hole.
In order to further realize the sliding of the movable table 8 in the length direction of the fixed table, as shown in fig. 6, a first guide plate groove 29 is formed above the first fixed table side plate 5 along the length direction, a second guide plate groove 28 is formed above the second fixed table side plate 6 along the length direction, a first guide plate 13 is arranged on the movable table side plate 23 on the side where the fixed plate 11 is located, a second guide plate 15 is arranged on the movable table side plate 23 on the side where the movable plate 12 is located, the first guide plate 13 is clamped in the first guide plate groove 29, and the second guide plate 15 is clamped in the second guide plate groove 28.
In order to further realize the sliding of the movable table 8 in the width direction of the fixed table, as shown in fig. 4, a nut 33 is disposed on the movable table side plate 23 on the side where the movable plate 12 is located, the centering handle 10 passes through the second guide plate 15 and is connected with the nut 33 through the screw thread at the end, the centering handle 10 rotates to adjust the distance of the movable table in the width direction on the middle table 7, and then adjusts the position of the pin shaft in the horizontal direction, a guide post 25 is disposed on the movable table side plate 23 on the side where the fixed plate 11 is located, the guide post 25 penetrates through the first guide plate 13, and check rings 34 are disposed on the guide posts 25 on both sides of the first guide plate 13, so that the moving distance of the movable table in the width direction can be limited.
In order to further realize the sliding of the lifting handle 9 along the length direction of the fixed workbench, as shown in fig. 4, a lifting handle groove 24 is further formed in the side plate 23 of the movable platform on the side where the fixed plate 11 is located, a handle support plate groove 30 is formed below the first guide plate groove 29 of the first fixed workbench side plate 5, a handle support plate 31 is clamped in the handle support plate groove 30, and the lifting handle 9 is connected with the worm of the fine adjustment screw 14 after passing through the handle support plate 31 and the handle lifting groove.
To further realize the up-and-down movement of the movable table 8 on the fixed table, the first guide plate 13 is provided with a groove which can move along the lower edge of the first guide plate groove 29, and the second guide plate 15 is provided with a groove which can move along the lower edge of the second guide plate groove 28.
The intermediate table 7 is provided with a flange 35 on the side of the moving plate 12 for positioning the slide 17 on the intermediate table 7.
Working principle: when the device is used, firstly, the installation position of the lifting screw 1 needs to be determined, an auxiliary line parallel to the central axis is made to the ground by the central axis of the pin shaft hole, the symmetrical line of the sleeve 18 of the lifting screw 1 is parallel to the auxiliary line, the lifting screw 1 is fixed on the ground through bolts, as shown in fig. 3, the bottom surface of the sliding plate 17 at the bottom of the movable table 8 is contacted with the upper surface of the middle table 7, the right side edge of the sliding plate 17 is overlapped with the flange 35 of the middle table 7, the initial position of the movable table 8 in the horizontal direction is positioned through the flange 35, then a pin shaft is placed between the movable plate 12 and the fixed plate 11 through hoisting, the clamping pin shaft is moved inwards through the movable plate 12, then bolts are installed on the positioning blocks 32 of the movable plate 12, and after the bolts are screwed, the left and right movement of the movable plate 12 can be limited, thus, the pin shaft is fixed, then the centering handle 10 is rotated, the movable workbench 8 moves leftwards, the axis of the pin shaft and the auxiliary line are located in the same vertical plane, the horizontal position of the pin shaft is adjusted at the moment, then the lifting screw 1 is started, the lifting screw 1 is lifted by a crank or a motor, coarse adjustment is carried out to the installation height of the pin shaft (the installation height is generally higher than the axis height of the pin shaft hole), then a worker takes a hanging basket for hoisting, after lifting, the lifting handle 9 is rotated, the height of the movable workbench 8 is finely adjusted, the bottom plate of the movable workbench contacts with the working roller, the axis of the pin shaft is aligned with the axis of the pin shaft hole, then the movable workbench 8 is pushed to align the pin shaft hole, the jack 36 is started, the pin shaft is pushed into the pin shaft hole step by the jack 36, and the pin shaft installation is completed.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a high altitude jumbo size round pin axle installation device which characterized in that: the automatic lifting device comprises lifting lead screws (1), fixed workbenches, movable workbenches (8) and fine-tuning lifting benches, wherein the fixed workbenches are arranged at the tops of the two lifting lead screws (1), the lifting lead screws (1) control the fixed workbenches to move up and down, and an intermediate bench (7) and a plurality of working rollers (4) which are arranged at equal intervals are arranged in the length direction of the fixed workbenches; the fixed workbench comprises a fixed workbench bottom plate (3), a fixed workbench side plate I (5) and a fixed workbench side plate II (6) which are arranged on two sides above the fixed workbench bottom plate (3), the bottom of the fixed workbench bottom plate (3) is connected with the tops of two screw rods (20), the workbench (4) is arranged at the bottoms of the fixed workbench side plate I (5) and the fixed workbench side plate II (6), the middle table (7) is arranged on a plurality of the workbench (4) in a penetrating way, and a fine-tuning lifting table of the movable workbench (8) through the bottom is arranged on the middle table (7); the movable workbench (8) can move on the middle table (7) along the length direction of the middle table (7) and also can move on the middle table (7) along the width direction of the middle table (7), the movable workbench (8) comprises a movable table bottom plate (21) and movable table side plates (23) arranged on two sides below the movable table bottom plate (21), the movable workbench comprises a fine adjustment screw (14), a sliding plate (17) and a return spring (16), the middle part of the upper part of the sliding plate (17) is provided with the fine adjustment screw (14), the top of the fine adjustment screw (14) is connected with the middle part of the bottom of the movable table bottom plate (21), the two ends of the upper part of the sliding plate (17) are provided with the return springs (16), the top of the return springs (16) are connected with the bottom of the movable table bottom plate (21), the bottom surface of the sliding plate (17) is in contact with the middle table (7), the worm of the fine adjustment screw (14) is connected with the lifting handle (9), and the lifting handle (9) rotates to adjust the height of the movable workbench (8). The two sides above the movable table bottom plate (21) are respectively provided with a fixed plate (11) and a movable plate (12), two ends above the movable table bottom plate (21) on the opposite side of the fixed plate (11) are provided with sliding block grooves (27), two ends of the inner side surface of the movable plate (12) are provided with sliding blocks (22), the sliding blocks (22) are matched with the sliding block grooves (27), the middle part above the movable table bottom plate (21) on the opposite side of the fixed plate (11) is provided with a locking groove (26), the middle part of the outer side surface of the movable plate (12) is provided with a positioning block (32), the positioning block (32) is matched with the locking groove (26), a locking bolt is arranged above the positioning block (32), a pin shaft is placed between the fixed plate (11) and the movable plate (12) along the length direction, the movable plate (12) clamps the pin shaft, and the movable plate (12) can slide along the width direction of the movable table (8). The inner side surfaces of the movable plate (12) and the fixed plate (11) are provided with protective layers, and one end of the fixed workbench, which is provided with a pin shaft, is provided with a jack (36).
2. The high altitude large-scale pin mounting device according to claim 1, wherein: the fixed workbench is characterized in that a first guide plate groove (29) arranged along the length direction is formed in the upper portion of the first fixed workbench side plate (5), a second guide plate groove (28) arranged along the length direction is formed in the upper portion of the second fixed workbench side plate (6), a first guide plate (13) is arranged on the movable workbench side plate (23) on one side where the fixed plate (11) is located, a second guide plate (15) is arranged on the movable workbench side plate (23) on one side where the movable plate (12) is located, the first guide plate (13) is clamped in the first guide plate groove (29), and the second guide plate (15) is clamped in the second guide plate groove (28).
3. The high altitude large-scale pin mounting device according to claim 2, wherein: the nut (33) is arranged on the side plate (23) of the movable table on one side where the movable plate (12) is located, the centering handle (10) penetrates through the second guide plate (15) and then is connected with the nut (33) through threads at the end part, the centering handle (10) rotates to adjust the distance of the movable table on the middle table (7) in the width direction, then the position of the pin shaft in the horizontal direction is adjusted, the guide column (25) is arranged on the side plate (23) of the movable table on one side where the fixed plate (11) is located, the guide column (25) penetrates through the first guide plate, and check rings (34) are respectively arranged on the guide columns (25) on two sides of the first guide plate, so that the moving distance of the movable table in the width direction can be limited.
4. A high altitude large scale pin mounting apparatus according to claim 3, wherein: the movable table side plate (23) on one side of the fixed plate (11) is also provided with a lifting handle groove (24), a handle support plate groove (30) is arranged below the first guide plate groove (29) of the first fixed table side plate (5), a handle support plate (31) is clamped in the handle support plate groove (30), and the lifting handle (9) passes through the handle support plate (31) and the handle lifting groove and is connected with a worm of the fine adjustment screw rod (14).
5. The high altitude large-scale pin mounting device according to claim 4, wherein: the first guide plate is provided with a groove which can move along the lower edge of the first guide plate groove (29), and the second guide plate (15) is provided with a groove which can move along the lower edge of the second guide plate groove (28).
6. The high altitude large-scale pin mounting device according to claim 5, wherein: one side of the middle table (7) is provided with a flange (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310071649.1A CN115922288B (en) | 2023-01-16 | 2023-01-16 | High-altitude large-size pin shaft mounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310071649.1A CN115922288B (en) | 2023-01-16 | 2023-01-16 | High-altitude large-size pin shaft mounting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115922288A CN115922288A (en) | 2023-04-07 |
| CN115922288B true CN115922288B (en) | 2024-05-24 |
Family
ID=86550974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310071649.1A Active CN115922288B (en) | 2023-01-16 | 2023-01-16 | High-altitude large-size pin shaft mounting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115922288B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5398396A (en) * | 1993-02-26 | 1995-03-21 | Harnischfeger Corporation | Method and apparatus for withdrawing a machine shaft |
| JP2003159618A (en) * | 2001-11-26 | 2003-06-03 | Furukawa Co Ltd | Apparatus for inserting and pulling out pin |
| JP2008056414A (en) * | 2006-08-31 | 2008-03-13 | Maitec:Kk | Position adjustment base device |
| CN214393105U (en) * | 2021-03-18 | 2021-10-15 | 徐州徐工基础工程机械有限公司 | Installation tool for end pin shaft of cylinder barrel of oil cylinder extending leftwards and rightwards of crawler-type chassis |
| CN114179031A (en) * | 2022-01-10 | 2022-03-15 | 山东钢铁股份有限公司 | Suspension type pin shaft replacing device |
| CN219189245U (en) * | 2023-01-16 | 2023-06-16 | 山东钢铁股份有限公司 | High-altitude large-size pin shaft mounting device |
-
2023
- 2023-01-16 CN CN202310071649.1A patent/CN115922288B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5398396A (en) * | 1993-02-26 | 1995-03-21 | Harnischfeger Corporation | Method and apparatus for withdrawing a machine shaft |
| JP2003159618A (en) * | 2001-11-26 | 2003-06-03 | Furukawa Co Ltd | Apparatus for inserting and pulling out pin |
| JP2008056414A (en) * | 2006-08-31 | 2008-03-13 | Maitec:Kk | Position adjustment base device |
| CN214393105U (en) * | 2021-03-18 | 2021-10-15 | 徐州徐工基础工程机械有限公司 | Installation tool for end pin shaft of cylinder barrel of oil cylinder extending leftwards and rightwards of crawler-type chassis |
| CN114179031A (en) * | 2022-01-10 | 2022-03-15 | 山东钢铁股份有限公司 | Suspension type pin shaft replacing device |
| CN219189245U (en) * | 2023-01-16 | 2023-06-16 | 山东钢铁股份有限公司 | High-altitude large-size pin shaft mounting device |
Non-Patent Citations (1)
| Title |
|---|
| 一种重型销轴安装装置的研制;金彬;田斌;冯渊;柏帆;郭宁加;;科技创新导报;20190911(第26期);77+79 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115922288A (en) | 2023-04-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109352258B (en) | Overturning welding tool for semitrailer chassis | |
| CN219189245U (en) | High-altitude large-size pin shaft mounting device | |
| CN109861475B (en) | Stator frame and rotor assembly device of medium-and-large-sized motor and application method of stator frame and rotor assembly device | |
| CN206049724U (en) | Platform truck | |
| CN116692736A (en) | Auxiliary lifting table for transformer overhaul | |
| CN115922288B (en) | High-altitude large-size pin shaft mounting device | |
| CN213105181U (en) | Welding positioning machining center for scissor arm of lifter | |
| CN113894755A (en) | Workstation and router laser marking machine of processing angularly adjustable | |
| CN212419174U (en) | Mobile gantry type hydraulic correction device | |
| CN219234414U (en) | Transportation frame splice welding tool | |
| CN218581129U (en) | Construction platform is removed in installation of stand cantilever beam | |
| CN212656119U (en) | Large-scale steel box girder normal position supporting method installation removal regulation location frock | |
| CN218193569U (en) | Box adjusting mechanism and box cantilever crane equipment | |
| CN213318734U (en) | Gate pin shaft assembling device | |
| CN112060023A (en) | Roller carrier of wind power tower cylinder processing usefulness | |
| CN216730381U (en) | Crane girder spin welding device | |
| CN219885618U (en) | Electromechanical construction aerial work platform | |
| CN214816167U (en) | Steel member welding support frame | |
| CN110980515A (en) | Multi-angle heavy object promotes portal frame | |
| CN215880610U (en) | Chassis car assembly fixture | |
| CN110877180A (en) | Sheet metal welding fixture replacing device | |
| CN220839664U (en) | Overturning vacuum chuck device | |
| CN219906364U (en) | Aerial belt overturning system of large-bandwidth belt conveyor | |
| CN217808223U (en) | Escalator handrail turning end adjusting device | |
| CN218024176U (en) | Material grabbing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant |