CN216607331U - Excavator bucket shaft positioning and punching tool - Google Patents
Excavator bucket shaft positioning and punching tool Download PDFInfo
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- CN216607331U CN216607331U CN202220070694.6U CN202220070694U CN216607331U CN 216607331 U CN216607331 U CN 216607331U CN 202220070694 U CN202220070694 U CN 202220070694U CN 216607331 U CN216607331 U CN 216607331U
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Abstract
The utility model relates to a positioning and punching tool for a bucket shaft of an excavator, which comprises a positioning sleeve, a connecting plate and fixing rods, wherein the positioning sleeve is of a circular groove body structure, a circular hole is machined in the bottom surface of the circular groove body, the diameter of the circular hole is smaller than that of the end part of the bucket shaft, at least one circular through hole is machined in the side surface of the positioning sleeve, a positioning convex ring is welded on the outer side of the circular through hole, the fixing rods are welded on two sides of the end surface of the top surface of the positioning sleeve, the two fixing rods are connected through the connecting plate, the positioning sleeve is arranged on a workbench, and the end parts of the fixing rods are fixed on the workbench through a pressing plate. The punching positioning device is simple in structure, convenient to use, fast and accurate in punching positioning, capable of improving production efficiency, reducing labor intensity of workers and reducing production cost.
Description
Technical Field
The utility model belongs to the technical field of bolt machining tools, and particularly relates to a positioning and punching tool for a bolt with an oil injection hole, which is special for an excavator.
Background
The excavator is one of the most main engineering machines in engineering construction, the excavator works by controlling the bucket at the front end, and the excavated materials mainly comprise soil, coal, silt, soil subjected to pre-loosening and rocks. A bucket of the excavator is hinged with a connecting rod through a bucket shaft, the bucket shaft belongs to a pin shaft part special for excavator equipment, and in the daily use process, the bucket shaft is determined to be a wearing part due to the connection stress action of the bucket shaft, so that the bucket shaft has higher requirements on the demand and the processing precision. At present, the positioning and punching of the bucket shaft are not provided with a special tool, the bucket shaft is usually directly fixed on a workbench to be punched, and the defects are that: firstly, drilling positioning accuracy is low, and the position is easy to take place to remove when the bucket axle position is unstable atress, causes the position error that punches, and the yield is low, secondly, work efficiency is low, needs repeated location operation, increases workman intensity of labour.
Disclosure of Invention
The utility model provides a positioning and punching tool for a bucket shaft of an excavator, which is used for punching on the side surface of a cylinder and solves the problems of low drilling positioning precision and low working efficiency.
The technical scheme adopted by the utility model is as follows: the utility model provides an excavator bucket axle location frock of punching, includes position sleeve, connecting plate, dead lever, position sleeve is ring groove structure, and the bottom surface processing of ring groove has the round hole, the round hole diameter is less than bucket axle rod end diameter, and position sleeve side processing has at least one circular through-hole, the welding of circular through-hole outside has the location bulge loop, and the both sides welding of position sleeve's top surface terminal surface has the dead lever, connects through the connecting plate between two dead levers, position sleeve arranges in on the workstation, and the tip of dead lever is fixed in the workstation through the clamp plate.
Further optimize, the welding has the support locating lever between two dead levers, the support locating lever is circular-arc, and the radian cooperatees with the bucket shaft axostylus axostyle diameter, the support locating lever is located the middle part of dead lever, and the circular arc is protruding to the offside of position sleeve round hole.
The technical effects are as follows: the supporting and positioning rod can ensure that the position between the two fixing rods is fixed, so that the upper parts of the fixing rods are prevented from deforming to influence the loading and the taking out of the bucket shaft, and can form a support with the workbench, thereby increasing the stability of the tool after the clamping of the pressing plate.
Further optimize, two circular through-holes of range processing about the locating sleeve side, the circular through-hole external weld of upside has the second location bulge loop, and the circular through-hole external weld of downside has first location bulge loop, the diameter of second location bulge loop is greater than first location bulge loop, the locating sleeve inner wall is located the opposite processing second of the circular through-hole of upside and punches the groove, and the opposite processing first of the circular through-hole of downside punches the groove.
The technical effects are as follows: the positioning convex ring is convenient for quick positioning of punching and keeping of hole shape, and the punching groove is used for ensuring the completeness of the shape of the through bucket shaft and the back side hole in the punching operation.
Further optimize, the internal diameter of position sleeve is greater than 1 ~ 2mm of the axostylus axostyle diameter of bucket axle.
The technical effects are as follows: the workpiece and the positioning sleeve can be matched to ensure the accuracy of the punching position.
The utility model has the beneficial effects that: the punching positioning device is simple in structure, convenient to use, fast and accurate in punching positioning, capable of improving production efficiency, reducing labor intensity of workers and reducing production cost.
Drawings
FIG. 1 is a front view of a positioning and punching tool for a bucket shaft of an excavator;
FIG. 2 is a sectional view of a positioning and punching tool for a bucket shaft of an excavator;
FIG. 3 is a schematic view of the structure of the workpiece on the worktable.
Reference numerals: 1-a first positioning convex ring, 2-a positioning sleeve, 3-a second positioning convex ring, 4-a connecting plate, 5-a fixing rod, 6-a supporting and positioning rod, 7-a workbench, 8-a pressing plate, 201-a lower side circular through hole, 202-an upper side circular through hole, 203-a first punching groove and 204-a second punching groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Firstly, a brief explanation is made on a bucket shaft structure to be processed by the utility model, the bucket shaft is a pin shaft special for an excavator, one end of the bucket shaft is a pin shaft head part with a larger diameter, and the other end of the bucket shaft is provided with through holes, generally 1-2 through round holes arranged along the axial direction in the vertical direction, on the side surface of the pin shaft body according to design requirements.
As shown in fig. 1 and 2, in embodiment 1 of the present invention, two through circular holes having different diameters need to be drilled in the bucket shaft. A positioning and punching tool for a bucket shaft of an excavator comprises a positioning sleeve 2, a connecting plate 4 and a fixing rod 5, wherein the positioning sleeve 2 is of a circular groove body structure, a circular hole is machined in the bottom surface of the circular groove body, the diameter of the circular hole is smaller than that of the end part of the bucket shaft, when the bucket shaft is arranged in the positioning sleeve 2, the end surface of the bucket shaft and the inner bottom surface of the groove body of the positioning sleeve 2 are axially positioned, two circular through holes are vertically arranged and machined in the side surface of the positioning sleeve 2, a second positioning convex ring 3 is welded outside an upper circular through hole 202, a first positioning convex ring 1 is welded outside a lower circular through hole 201, the diameter of the second positioning convex ring 3 is larger than that of the first positioning convex ring 1, a second punching groove 204 is machined in the position, opposite to the upper circular through hole 202, opposite to the lower circular through hole 201, and the diameter of the first punching groove 203 is larger than or equal to that of the lower circular through hole 201, the diameter of the second perforation groove 204 is equal to or larger than the diameter of the upper circular through hole 202. Dead lever 5 has been welded to the both sides of the top surface terminal surface of positioning sleeve 2, connects through connecting plate 4 between two dead levers 5, and the welding has support positioning lever 6 between two dead levers 5, and support positioning lever 6 is circular-arcly, and the radian cooperatees with bucket axle axostylus axostyle diameter, supports positioning lever 6 and is located the middle part of dead lever, and the arc is protruding to the offside of the circular through-hole of positioning sleeve 2, and the internal diameter of positioning sleeve 2 is greater than the axostylus axostyle diameter 1 ~ 2mm of bucket axle. As shown in fig. 3, the positioning sleeve 2 is placed on the table 7, and the end of the fixing rod 5 is fixed to the table 7 by a pressing plate 8.
The utility model can also design different positioning sleeve 2 structures according to the position, the number and the diameter of the through hole of the bucket shaft to be processed, and design different types of positioning sleeves 2 according to the diameter and the length of the bucket shaft main body so as to meet the punching requirements of different bucket shafts.
During the use, at first place the frock wholly on drilling machine's workstation 7, be fixed in whole frock through the clamp plate 8 of installing on workstation 7 with dead lever 5 on workstation 7, then will wait to process the bucket axle and pack into positioning sleeve 2 inside, make the lower terminal surface of bucket axle and the contact of the cell body inner bottom surface of positioning sleeve 2, then control the drill bit position, make the drill bit be located first location bulge loop 1 department, begin drilling operation, after accomplishing the drilling operation in first hole, shift out the drill bit frock, control the drill bit position again, make the drill bit be located second location bulge loop 3 department, begin drilling operation, after accomplishing the drilling operation in second hole, shift out the drill bit frock, take out the bucket axle, change another bucket axle of waiting to process again, continue to repeat above-mentioned step and carry out the operation of punching.
The foregoing shows and describes the general principles and features of the present invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (4)
1. The utility model provides an excavator bucket axle location frock of punching which characterized in that: including position sleeve (2), connecting plate (4), dead lever (5), position sleeve (2) are ring groove structure, and the bottom surface processing of ring groove has the round hole, the round hole diameter is less than bucket axle rod end diameter, and position sleeve (2) side processing has at least one circular through-hole, the welding of circular through-hole outside has the location bulge loop, and the both sides welding of the top surface terminal surface of position sleeve (2) has dead lever (5), connects through connecting plate (4) between two dead levers (5), on workstation (7) was arranged in to position sleeve (2), the tip of dead lever (5) was fixed in workstation (7) through clamp plate (8).
2. The excavator bucket shaft positioning and punching tool of claim 1, characterized in that: the welding has supporting and locating lever (6) between two dead levers (5), supporting and locating lever (6) are circular-arc, and the radian cooperatees with the diameter of bucket shaft axostylus axostyle, supporting and locating lever (6) are located the middle part of dead lever (5), and the circular arc is protruding to the offside of locating sleeve (2) round hole.
3. The excavator bucket shaft positioning and punching tool of claim 1, characterized in that: two circular through-holes of range processing about position sleeve (2) side, the outside welding of the circular through-hole of upside (202) has second location bulge loop (3), and the outside welding of the circular through-hole of downside (201) has first location bulge loop (1), the diameter of second location bulge loop (3) is greater than first location bulge loop (1), opposite processing second punching groove (204) that position sleeve (2) inner wall is located the circular through-hole of upside (202), opposite processing first punching groove (203) of the circular through-hole of downside (201).
4. The excavator bucket shaft positioning and punching tool of claim 1, characterized in that: the inner diameter of the positioning sleeve (2) is 1-2 mm larger than the diameter of the shaft lever of the bucket shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220070694.6U CN216607331U (en) | 2022-01-12 | 2022-01-12 | Excavator bucket shaft positioning and punching tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220070694.6U CN216607331U (en) | 2022-01-12 | 2022-01-12 | Excavator bucket shaft positioning and punching tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216607331U true CN216607331U (en) | 2022-05-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220070694.6U Active CN216607331U (en) | 2022-01-12 | 2022-01-12 | Excavator bucket shaft positioning and punching tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216607331U (en) |
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2022
- 2022-01-12 CN CN202220070694.6U patent/CN216607331U/en active Active
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