CN220903177U - Pin shaft assembling device of excavator - Google Patents
Pin shaft assembling device of excavator Download PDFInfo
- Publication number
- CN220903177U CN220903177U CN202322700941.3U CN202322700941U CN220903177U CN 220903177 U CN220903177 U CN 220903177U CN 202322700941 U CN202322700941 U CN 202322700941U CN 220903177 U CN220903177 U CN 220903177U
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- excavator
- sides
- installation box
- blocks
- fixed
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- 238000009434 installation Methods 0.000 claims abstract description 15
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000002457 bidirectional effect Effects 0.000 abstract description 20
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 230000006978 adaptation Effects 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The utility model provides an excavator pin shaft assembling device, which belongs to the technical field of excavator assembling, and comprises a workbench, wherein a mounting box is arranged in the center of the upper surface of the workbench, and a quick fixing assembly is arranged in the mounting box; the quick fixing assembly comprises a handle arranged on one side of the installation box, one end of the handle is provided with a bidirectional screw rod, the bidirectional screw rod is arranged inside the installation box, the threaded surfaces on two sides of the bidirectional screw rod are provided with movable blocks, the centers of the movable blocks are provided with threaded through holes, the threaded through holes of the two movable blocks are in threaded connection with threads on two sides of the surface of the bidirectional screw rod, the two sides of the movable blocks are provided with sliding blocks, the two sides of the inner wall of the installation box are provided with sliding grooves, the sliding blocks are arranged in the sliding grooves of the installation box in a sliding manner, the upper ends of the movable blocks are provided with fixing columns, the fixing columns are provided with connecting columns, and the upper ends of the connecting columns are provided with clamping blocks.
Description
Technical Field
The utility model relates to the technical field of excavator assembly, in particular to an excavator pin shaft assembly device.
Background
The pin shafts are standardized fasteners which can be fixedly connected in a static state and can also relatively move with the connected piece, are mainly used for the hinge joint of two parts to form hinge connection, are usually locked by cotter pins, are reliable in work and convenient to detach, and the hinge joint of the excavator bucket needs to be connected by the pin shafts, and the pin shafts are usually required to be installed in the earhoppers;
The patent CN217193736U discloses an excavator pin assembly device, which comprises a guiding unit, a pushing unit and a stabilizing component. The guide unit comprises a pair of vertically arranged first linear mechanisms, an L-shaped frame is arranged at one end of the outer periphery side of an output shaft of the guide unit, an omega-shaped frame is assembled at the upper end of the L-shaped frame, and a semicircular arc part extends at one end of the omega-shaped frame. The pushing unit is arranged at one end of the guiding unit and comprises a rotating motor with an output shaft parallel to the conveying direction of the pin shaft, and a second linear mechanism is arranged on the outer periphery side of the output shaft. The stabilizing components are arranged on two sides of the guiding unit. The excavator pin shaft assembling device realizes automatic pin shaft assembling during excavator production, production speed is increased, omega-shaped frames of different specifications can be assembled according to pin shafts of different diameters, universality is strong, stability is high, practicability is high, the device needs to replace omega-shaped frames of different types when fixing pin shafts of different sizes, therefore, the pin shafts can be fixed only by being provided with omega-shaped frames of various different types, use cost is high, work efficiency is low due to frequent replacement, and labor intensity of staff is high.
Disclosure of utility model
In view of the above, the utility model provides the pin shaft assembling device for the excavator, which can be used for rapidly fixing pins of different types, has high working efficiency and low use cost, and reduces the labor intensity of workers.
In order to solve the technical problems, the utility model provides an excavator pin shaft assembling device, which comprises a workbench, wherein the center of the upper surface of the workbench is provided with a mounting box, and a quick fixing assembly is arranged in the mounting box;
The quick fixing assembly comprises a handle arranged on one side of the installation box, one end of the handle is provided with a bidirectional screw rod, the bidirectional screw rod is arranged inside the installation box, threaded surfaces on two sides of the bidirectional screw rod are provided with movable blocks, threaded through holes are formed in the centers of the movable blocks, the threaded through holes of the two movable blocks are in threaded connection with threads on two sides of the surface of the bidirectional screw rod, sliding blocks are arranged on two sides of the movable blocks, sliding grooves are formed in two sides of the inner wall of the installation box, the sliding blocks are arranged in the sliding grooves of the installation box in a sliding mode, fixing columns are arranged at the upper ends of the movable blocks, connecting columns are arranged on the fixing columns, clamping blocks are arranged at the upper ends of the connecting columns, when fixing pins are needed for workers, the handles are rotated, pin shafts of different types can be quickly fixed, the working efficiency is high, the use cost is low, and labor intensity of the workers is relieved.
Two movable block bottoms all are provided with the guide block, and the guide block center is provided with the through-hole, runs through in the through-hole at two guide block centers and is provided with the guide bar, and the both ends of guide bar are fixed in installing case inner wall both sides, and the cross-sectional area of the through-hole at guide block center is greater than the cross-sectional area of guide bar, drives the guide block and removes simultaneously when the movable block removes, and the guide block can slide at the guide bar surface, makes the movable block remove the process more stable.
The other end of the handle is provided with a sleeve, the two ends of the sleeve are provided with bearings, the outer ring of each bearing is fixed on the surface of the sleeve, the other end of the handle is fixed on the inner ring of each bearing, and a worker can hold the sleeve to rotate the handle, so that the rotating process is more labor-saving.
The spliced pole is inside to be provided with first flexible push rod, and the output of first flexible push rod is fixed in the bottom of clamp splice, and the staff can be according to the height of otic placode height adjustment splint, improves device suitability.
The surface of clamp splice is provided with the rubber pad, and the rubber pad prevents that splint from causing wearing and tearing to the pin.
The upper surface one side of workstation is provided with the support column, and the support column upper end is provided with backup pad upper surface and is provided with the flexible push rod of second, and the output of the flexible push rod of second is provided with the bottom plate, and the bottom plate top is provided with the pneumatic cylinder, and the output of pneumatic cylinder is provided with the kicking block, and the staff starts the height of the adjustable kicking block of flexible push rod of second, makes the kicking block correspond the position of good round pin axle, starts the pneumatic cylinder afterwards and makes the output of pneumatic cylinder promote the kicking block, and the kicking block promotes the round pin axle and makes the round pin axle install on the otic placode.
The opposite sides of two clamp splice are provided with the recess, and the staff can pour proper amount of lubricating oil into in the recess and make the kicking block can more smoothly push into the mounting hole of otic placode with the round pin axle.
In summary, compared with the prior art, the application has at least one of the following beneficial technical effects:
1. When the pin shaft fixing device is used, when a worker needs to fix the pin shaft, the pin shafts of different types can be quickly fixed by rotating the handle, so that the work efficiency is high, the use cost is low, and the labor intensity of the worker is reduced.
2. When the movable block is used, the cross section area of the through hole in the center of the guide block is larger than that of the guide rod, and the guide block is driven to move simultaneously when the movable block moves, so that the guide block can slide on the surface of the guide rod, and the moving process of the movable block is more stable.
3. When the utility model is used, the sleeve is arranged at the other end of the handle, the bearings are arranged at the two ends of the sleeve, the outer ring of the bearings is fixed on the surface of the sleeve, the other end of the handle is fixed on the inner ring of the bearings, and a worker can hold the sleeve to rotate the handle, so that the rotating process is more labor-saving.
4. When the telescopic clamping device is used, the first telescopic push rod is arranged in the connecting column, the output end of the first telescopic push rod is fixed at the bottom of the clamping block, and a worker can adjust the height of the clamping plate according to the height of the ear plate, so that the applicability of the telescopic clamping device is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the internal structure of the quick-connect assembly of the present utility model;
FIG. 3 is a front cross-sectional view of the interior of the mounting box of the present utility model;
Fig. 4 is a front cross-sectional view of the interior of the sleeve of the present utility model.
Reference numerals illustrate: 100. a work table; 200. a mounting box; 300. a quick-fix assembly; 301. a handle; 302. a two-way screw rod; 303. a movable block; 304. a slide block; 305. fixing the column; 306. a connecting column; 307. a first telescopic push rod; 308. clamping blocks; 309. a guide rod; 310. a guide block; 311. a sleeve; 312. a bearing; 400. a support column; 500. a support plate; 501. the second telescopic push rod; 502. a bottom plate; 503. a hydraulic cylinder; 504. and (5) a top block.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to fig. 1 to 4 of the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which are obtained by a person skilled in the art based on the described embodiments of the utility model, fall within the scope of protection of the utility model.
According to one embodiment of the present utility model, as shown in fig. 2 and 3: the embodiment provides an excavator pin shaft assembling device, which comprises a workbench 100, wherein the center of the upper surface of the workbench 100 is provided with a mounting box 200, and a quick fixing assembly 300 is arranged in the mounting box 200;
The quick fixing assembly 300 comprises a handle 301 arranged at one side of the mounting box 200, one end of the handle 301 is provided with a bidirectional screw rod 302, the bidirectional screw rod 302 is arranged inside the mounting box 200, the threaded surfaces at two sides of the bidirectional screw rod 302 are respectively provided with a movable block 303, the centers of the movable blocks 303 are provided with threaded through holes, the threaded through holes of the two movable blocks 303 are in threaded connection with the threads at two sides of the surface of the bidirectional screw rod 302, two sides of the movable block 303 are provided with sliding blocks 304, two sides of the inner wall of the mounting box 200 are provided with sliding grooves, the sliding blocks 304 are slidably arranged in the sliding grooves of the mounting box 200, the upper end of the movable block 303 is provided with a fixing column 305, the fixing column 305 is provided with a connecting column 306, the upper end of the connecting column 306 is provided with a clamping block 308, when a worker needs to fix a pin shaft, the handle 301 is rotated to drive the bidirectional screw rod 302 to rotate, because the threaded through holes of the two movable blocks 303 are in threaded connection with the threads on two sides of the surface of the bidirectional screw rod 302, and the sliding blocks 304 are arranged in the sliding grooves of the mounting box 200 in a sliding manner, the sliding blocks 304 and the sliding grooves have limiting and guiding functions on the movable blocks 303, so that when the bidirectional screw rod 302 rotates, the two movable blocks 303 can move in opposite directions along the length direction of the bidirectional screw rod 302, the two movable blocks 303 are further close to each other, the two movable blocks 303 drive the fixed column 305 and the connecting column 306 to be close to each other, the connecting column 306 drives the two clamping blocks 308 to be close to each other, then a worker places a pin shaft to be fixed between the two clamping blocks 308, and the pin shafts can be clamped after the clamping blocks 308 are close to each other, so that pin shafts of different types can be fixed quickly, the working efficiency is high, the use cost is low, and the labor intensity of the worker is reduced; the bottoms of the two movable blocks 303 are provided with guide blocks 310, the centers of the guide blocks 310 are provided with through holes, guide rods 309 are arranged in the through holes in the centers of the two guide blocks 310 in a penetrating manner, two ends of each guide rod 309 are fixed on two sides of the inner wall of the installation box 200, the cross section area of the through hole in the center of each guide block 310 is larger than that of each guide rod 309, the guide blocks 310 are driven to move simultaneously when the movable blocks 303 move, and the guide blocks 310 can slide on the surfaces of the guide rods 309, so that the moving process of the movable blocks 303 is more stable; the first telescopic push rod 307 is arranged in the connecting column 306, the output end of the first telescopic push rod 307 is fixed at the bottom of the clamping block 308, and a worker can adjust the height of the clamping plate according to the height of the ear plate, so that the applicability of the device is improved; the surface of the clamping block 308 is provided with a rubber pad that prevents the clamping plate from wearing the pin shaft.
According to another embodiment of the present utility model, as shown in fig. 1 and 4, the other end of the handle 301 is provided with a sleeve 311, two ends of the sleeve 311 are provided with bearings 312, the outer ring of the bearings 312 is fixed on the surface of the sleeve 311, the other end of the handle 301 is fixed on the inner ring of the bearings 312, and a worker can hold the sleeve 311 to rotate the handle 301, so that the rotation process is more labor-saving; a support column 400 is arranged on one side of the upper surface of the workbench 100, a support plate 500 is arranged at the upper end of the support column 400, a second telescopic push rod 501 is arranged on the upper surface of the support plate 500, a bottom plate 502 is arranged at the output end of the second telescopic push rod 501, a hydraulic cylinder 503 is arranged above the bottom plate 502, a top block 504 is arranged at the output end of the hydraulic cylinder 503, a worker starts the second telescopic push rod 501 to adjust the height of the top block 504, the top block 504 corresponds to the position of a pin shaft, then starts the hydraulic cylinder 503 to push the top block 504 at the output end of the hydraulic cylinder 503, and the top block 504 pushes the pin shaft to enable the pin shaft to be installed on an ear plate; the opposite sides of the two clamping blocks 308 are provided with grooves, and a worker can pour a proper amount of lubricating oil into the grooves to enable the top block 504 to push the pin shaft into the mounting opening of the ear plate more smoothly.
The application method of the utility model comprises the following steps:
When a worker needs to fix a pin shaft, the handle 301 is rotated, the handle 301 drives the bidirectional screw rod 302 to rotate, as the threaded through holes of the two movable blocks 303 are in threaded connection with threads on two sides of the surface of the bidirectional screw rod 302, and the sliding blocks 304 are arranged in the sliding grooves of the mounting box 200 in a sliding manner, the sliding blocks 304 and the sliding grooves play a role in limiting and guiding the movable blocks 303, so that when the bidirectional screw rod 302 rotates, the two movable blocks 303 can move in opposite directions along the length direction of the bidirectional screw rod 302, the two movable blocks 303 are further moved close to each other, the two movable blocks 303 drive the fixed column 305 and the connecting column 306 to be simultaneously moved close to each other, the connecting column 306 drives the connecting clamp blocks 308 to be moved close to each other, then the worker places the pin shaft to be fixed between the two clamp blocks 308, and the clamp blocks 308 can be moved close to each other to clamp the pin shaft, so that pin shafts of different types can be fixed quickly, the working efficiency is high, the use cost is low, and the labor intensity of the worker is lightened.
While the foregoing is directed to the preferred embodiments of the present utility model, it will be appreciated by those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the present utility model.
Claims (7)
1. The utility model provides an excavator round pin axle assembly device, includes workstation (100), workstation (100) upper surface center is provided with install bin (200), its characterized in that: the utility model discloses a quick-action mounting box, including installation box (200), install box (200) inside be provided with quick fixed subassembly (300), quick fixed subassembly (300) is including setting up handle (301) in installation box (200) one side, the one end of handle (301) is provided with two-way lead screw (302), and two-way lead screw (302) set up inside installation box (200), the threaded surface of two-way lead screw (302) both sides all is provided with movable block (303), threaded through hole has been seted up at movable block (303) center, threaded through hole and the screw thread of two-way lead screw (302) both sides are threaded connection, movable block (303) both sides are provided with slider (304), installation box (200) inner wall both sides are provided with the spout, slider (304) sliding set up in the spout of installation box (200), movable block (303) upper end is provided with fixed column (305), be provided with spliced pole (306) on fixed column (305), the spliced pole (306) upper end is provided with clamp splice (308).
2. The excavator pin assembly device of claim 1 wherein: guide blocks (310) are arranged at the bottoms of the movable blocks (303), through holes are formed in the centers of the guide blocks (310), guide rods (309) are arranged in the through holes in the centers of the two guide blocks (310) in a penetrating mode, and two ends of each guide rod (309) are fixed on two sides of the inner wall of the installation box (200).
3. The excavator pin assembly device of claim 1 wherein: the other end of the handle (301) is provided with a sleeve (311), two ends of the sleeve (311) are provided with bearings (312), the outer ring of each bearing (312) is fixed on the surface of the sleeve (311), and the other end of the handle (301) is fixed on the inner ring of each bearing (312).
4. The excavator pin assembly device of claim 1 wherein: the connecting column (306) is internally provided with a first telescopic push rod (307), and the output end of the first telescopic push rod (307) is fixed at the bottom of the clamping block (308).
5. The excavator pin assembly device of claim 1 wherein: the surface of the clamping block (308) is provided with a rubber pad.
6. The excavator pin assembly device of claim 1 wherein: the workbench is characterized in that a support column (400) is arranged on one side of the upper surface of the workbench (100), a support plate (500) is arranged at the upper end of the support column (400), a second telescopic push rod (501) is arranged on the upper surface of the support plate (500), a bottom plate (502) is arranged at the output end of the second telescopic push rod (501), a hydraulic cylinder (503) is arranged above the bottom plate (502), and a top block (504) is arranged at the output end of the hydraulic cylinder (503).
7. The excavator pin assembly device of claim 1 wherein: a groove is formed in one side face of the clamping block (308).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322700941.3U CN220903177U (en) | 2023-10-09 | 2023-10-09 | Pin shaft assembling device of excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322700941.3U CN220903177U (en) | 2023-10-09 | 2023-10-09 | Pin shaft assembling device of excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220903177U true CN220903177U (en) | 2024-05-07 |
Family
ID=90910822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322700941.3U Active CN220903177U (en) | 2023-10-09 | 2023-10-09 | Pin shaft assembling device of excavator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220903177U (en) |
-
2023
- 2023-10-09 CN CN202322700941.3U patent/CN220903177U/en active Active
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| GR01 | Patent grant |