CN116079449A - Three-cylinder brake caliper body inclined hole machining tool for loader - Google Patents
Three-cylinder brake caliper body inclined hole machining tool for loader Download PDFInfo
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- CN116079449A CN116079449A CN202211571043.6A CN202211571043A CN116079449A CN 116079449 A CN116079449 A CN 116079449A CN 202211571043 A CN202211571043 A CN 202211571043A CN 116079449 A CN116079449 A CN 116079449A
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- hole
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
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- Mechanical Engineering (AREA)
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Abstract
The invention discloses a tool for machining inclined holes of a three-cylinder brake caliper body for a loader, which comprises a clamp body and a clamp body, wherein the clamp body is provided with a clamp body and a clamp body: the base comprises a bottom plate and two sloping plates, and a connecting plate provided with upper and lower bolt holes is welded on the sloping plates; the rotary table is provided with a bolt hole and two threaded holes matched with the positioning pins, the hole distance of the two threaded holes is equal to the hole distance of the two connecting bolt holes on the outer side of the pliers body, when the bolt is inserted, the oblique holes of the pliers body are perpendicular to the plane of the bottom plate, and when the bolt hole of the rotary table rotates to the lower bolt hole, the other oblique holes of the pliers body are perpendicular to the plane of the bottom plate; the inner ring of the deep groove ball bearing is arranged on the shaft of an upper positioning mandrel and a lower positioning mandrel which are connected by screws, and the lower end face of the inner ring is attached to the end face of the lower positioning mandrel which is fixed on the connecting plate; the upper positioning mandrel is provided with a bulge; the connecting plate is provided with four screws for preventing the outer ring of the bearing from moving; the cover plate arranged on the turntable prevents the outer ring of the bearing from channeling upwards and the processed scrap iron from entering the bearing; the clamp body is fixed by a stud nut through a pressing plate with two U-shaped openings. The invention solves the problem that the existing special machining equipment has low utilization rate, so that the three-cylinder brake clamp is manufactured to be too high.
Description
Technical Field
The invention relates to a brake caliper body machining tool for a loader, in particular to a three-cylinder brake caliper body inclined hole machining tool for the loader.
Background
The three-cylinder brake caliper is widely applied to loaders, particularly 6 ton and above tonnage loaders, the inner caliper body and the outer caliper body are important component parts of the three-cylinder brake caliper, and inclined holes are respectively arranged on the inner caliper body and the outer caliper body so as to ensure that three piston holes on the inner caliper body and three piston holes on the outer caliper body are kept communicating when the three-cylinder brake caliper works. The inner and outer clamp bodies in the prior art are generally processed by special machines, but for 6 tons and more tonnage loaders, because of smaller market demand base numbers, if the special machines are put into processing, the equipment utilization rate is low, and the equipment depreciation cost is calculated into the manufacturing cost, so that the manufacturing total cost of the three-cylinder brake clamp is overhigh.
Disclosure of Invention
The invention aims to provide a three-cylinder brake caliper body inclined hole machining tool for a loader, which is simple in structure, convenient to use and efficient, and solves the problem that the total manufacturing cost of the three-cylinder brake caliper is too high due to low utilization rate of special machining equipment in the prior art.
In order to achieve the purpose, the three-cylinder brake caliper body inclined hole machining tool for the loader comprises a locating pin 1, a turntable 2, a connecting plate 3, a base 4, a deep groove ball bearing 5, a gasket 6, a lower locating mandrel 7, an inner hexagonal cylindrical head screw 8, an upper locating mandrel 9, a cover plate 10, a pressing plate 11, a nut 12, a double-end stud 13 and a bolt 14; the base 4 is formed by post-welding processing and consists of a bottom plate 4-1 and two inclined plates 4-2, wherein the inclined plane of the inclined plate 4-2 and the bottom plate 4-1 form an included angle of 38 degrees; the connecting plate 3 is welded on the inclined plate 4-2, the connecting plate 3 is provided with an upper connecting plate bolt hole 3-1 and a lower connecting plate bolt hole 3-2, and the included angle between the two bolt holes is 128.15 degrees; the turntable 2 is provided with two locating pin threaded holes 2-1, the threaded end of the locating pin 1 is arranged on the turntable locating pin threaded hole 2-1, and the turntable 2 is also provided with a turntable bolt hole 2-2; the relative positions of the upper bolt hole 3-1 of the connecting plate, the lower bolt hole 3-2 of the connecting plate, the locating pin threaded hole 2-1 and the turntable bolt hole 2-2 are as follows: the hole distance of the threaded holes 2-1 of the two positioning pins is consistent with the hole distance of the two connecting bolt holes on the outer side of the clamp body 15, when the bolt 14 is inserted into the bolt hole 3-1 on the connecting plate through the bolt hole 2-2 of the turntable, the inclined hole of the clamp body 15 is in a vertical state with the plane of the bottom plate 4-1, and when the bolt hole 2-2 of the turntable is rotated to the lower bolt hole 3-2, the other inclined hole of the clamp body 15 is in a vertical state with the plane of the bottom plate 4-1; the inner ring of the deep groove ball bearing 5 is assembled on the shafts of the lower positioning mandrel 7 and the upper positioning mandrel 9, and the lower end surface of the inner ring is attached to the end surface of the lower positioning mandrel 7; the upper positioning mandrel 9 is provided with a radial outward bulge 9-1 for preventing the bearing inner ring from moving upwards, the upper positioning mandrel 9 is fixed on the lower positioning mandrel 7 through a gasket 6 and an inner hexagonal socket head cap screw 8, and the lower positioning mandrel 7 is fixed on the connecting plate 3 through the inner hexagonal socket head cap screw 8; four bolt holes are formed in the connecting plate 3 and are used for installing inner hexagonal cylindrical head screws 8 so as to prevent the outer ring of the deep groove ball bearing 5 from downwards moving; the cover plate 10 is arranged on the turntable 2, and can effectively prevent machining scrap iron from entering the deep groove ball bearing 5 to cause clamping stagnation while preventing the outer ring of the deep groove ball bearing 5 from upwards channeling; the pressing plate 11, the nut 12 and the stud 13 are used for fixing the clamp body 15 during processing, and the pressing plate 11 is provided with two U-shaped openings 11-1 for removing the pressing plate 11 by unscrewing the nut 12 after the workpiece processing is completed, so that the processing efficiency is improved.
The three-cylinder brake caliper body inclined hole processing tool for the loader with the structure has the following technical characteristics and advantages
The beneficial effects are that:
1. the tool can be fixed on a workbench of a vertical machining center for machining, when the product is not machined, the equipment can be used for machining other products, the utilization rate of the equipment is greatly improved, and the problem that the total manufacturing cost of the three-cylinder brake clamp is too high due to low utilization rate of special machining equipment in the prior art is solved.
2. According to the invention, through reasonably setting the angle of the clamp, the three-cylinder brake caliper body can be processed on the vertical processing center, and meanwhile, the bearing, the bolt hole and the like are added, so that the processing of the two inclined holes of the caliper body can be completed rapidly, and the influence on the processing efficiency and the processing precision caused by repeated clamping is avoided.
3. Simple structure, convenient use and high efficiency.
Drawings
Fig. 1 is a schematic main sectional view of a three-cylinder brake caliper body inclined hole machining tool for a loader.
Fig. 2 is a schematic left view of the enlarged base structure of fig. 1.
Fig. 3 is a schematic diagram of a rotation amplifying structure in a direction of fig. 1.
FIG. 4 is a schematic view of the sectional structure B-B in FIG. 3.
Fig. 5 is a partially enlarged schematic view of the structure of fig. 1.
Reference numerals: the positioning pin 1, the turntable 2, the turntable positioning pin threaded hole 2-1, the turntable bolt hole 2-2, the connecting plate 3, the connecting plate upper bolt hole 3-1, the connecting plate lower bolt hole 3-2, the base 4, the bottom plate 4-1, the inclined plate 4-2, the deep groove ball bearing 5, the gasket 6, the lower positioning mandrel 7, the inner hexagonal socket head cap screw 8, the upper positioning mandrel 9, the mandrel boss 9-1, the cover plate 10, the pressing plate 11, the pressing plate U-shaped opening 11-1, the nut 12, the stud 13, the bolt 14 and the clamp body 15.
Detailed Description
The three-cylinder brake caliper body inclined hole machining tool for the loader is further described in detail below with reference to the accompanying drawings and specific implementation overlook.
1-5, the three-cylinder brake caliper body inclined hole machining tool for the loader comprises a locating pin 1, a turntable 2, a connecting plate 3, a base 4, a deep groove ball bearing 5, a gasket 6, a lower locating mandrel 7, an inner hexagonal cylindrical head screw 8, an upper locating mandrel 9, a cover plate 10, a pressing plate 11, a nut 12, a stud 13 and a bolt 14; the base 4 is formed by post-welding processing and consists of a bottom plate 4-1 and two inclined plates 4-2, wherein the inclined plane of the inclined plate 4-2 and the bottom plate 4-1 form an included angle of 38 degrees; the connecting plate 3 is welded on the inclined plate 4-2, the connecting plate 3 is provided with an upper connecting plate bolt hole 3-1 and a lower connecting plate bolt hole 3-2, and the included angle between the two bolt holes is 128.15 degrees; the turntable 2 is provided with two locating pin threaded holes 2-1, the threaded end of the locating pin 1 is arranged on the turntable locating pin threaded hole 2-1, and the turntable 2 is also provided with a turntable bolt hole 2-2; the relative positions of the upper bolt hole 3-1 of the connecting plate, the lower bolt hole 3-2 of the connecting plate, the locating pin threaded hole 2-1 and the turntable bolt hole 2-2 are as follows: the hole distance of the threaded holes 2-1 of the two positioning pins is consistent with the hole distance of the two connecting bolt holes on the outer side of the clamp body 15, when the bolt 14 is inserted into the bolt hole 3-1 on the connecting plate through the bolt hole 2-2 of the turntable, the inclined hole of the clamp body 15 is in a vertical state with the plane of the bottom plate 4-1, and when the bolt hole 2-2 of the turntable is rotated to the lower bolt hole 3-2, the other inclined hole of the clamp body 15 is in a vertical state with the plane of the bottom plate 4-1; the inner ring of the deep groove ball bearing 5 is assembled on the shafts of the lower positioning mandrel 7 and the upper positioning mandrel 9, and the lower end surface of the inner ring is attached to the end surface of the lower positioning mandrel 7; the upper positioning mandrel 9 is provided with a radial outward bulge 9-1 for preventing the bearing inner ring from moving upwards, the upper positioning mandrel 9 is fixed on the lower positioning mandrel 7 through a gasket 6 and an inner hexagonal socket head cap screw 8, and the lower positioning mandrel 7 is fixed on the connecting plate 3 through the inner hexagonal socket head cap screw 8; four bolt holes are formed in the connecting plate 3 and are used for installing inner hexagonal cylindrical head screws 8 so as to prevent the outer ring of the deep groove ball bearing 5 from downwards moving; the cover plate 10 is arranged on the turntable 2, and can effectively prevent machining scrap iron from entering the deep groove ball bearing 5 to cause clamping stagnation while preventing the outer ring of the deep groove ball bearing 5 from upwards channeling; the pressing plate 11, the nut 12 and the stud 13 are used for fixing the clamp body 15 during processing, and the pressing plate 11 is provided with two U-shaped openings 11-1 for removing the pressing plate 11 by unscrewing the nut 12 after the workpiece processing is completed, so that the processing efficiency is improved.
When the three-cylinder brake caliper body inclined hole machining tool for the structural loader is used for machining the caliper body, as shown in fig. 1-5, after the bolts 14 are inserted into the turntable bolt holes 2-2 and the bolt holes 3-1 on the connecting plate according to the requirements shown in fig. 3 and 4, the caliper body 15 is placed on the turntable 2 according to the positions shown in fig. 1 and 5, two connecting bolt holes on the outer side of the caliper body 15 are sleeved on the two positioning pins 1, and the pressing plate 11 is locked according to the requirements shown in fig. 1 and 3, so that the inclined holes can be machined. After one inclined hole is machined, the bolt 1 is taken down to rotate the rotary table 2, the bolt 1 is inserted when the rotary table bolt hole 2-2 is overlapped with the lower bolt hole 3-2 of the connecting plate, the other inclined hole can be machined, the pressing plate 11 is loosened after machining is finished, and the workpiece is taken down.
Claims (1)
1. A three-cylinder brake caliper body inclined hole machining tool for a loader is characterized in that: the device comprises a locating pin (1), a rotary table (2), a connecting plate (3), a base (4), a deep groove ball bearing (5), a gasket (6), a lower locating mandrel (7), an inner hexagonal cylindrical head screw (8), an upper locating mandrel (9), a cover plate (10), a pressing plate (11), a nut (12), a double-end stud (13) and a bolt (14); the base (4) is formed by post-welding processing and consists of a bottom plate (4-1) and two inclined plates (4-2), wherein the inclined plane of the inclined plate (4-2) and the bottom plate (4-1) form an included angle of 38 degrees; the connecting plate (3) is welded on the inclined plate (4-2), an upper connecting pin hole (3-1) and a lower connecting pin hole (3-2) are formed in the connecting plate (3), and the included angle between the two pin holes is 128.15 degrees; two locating pin threaded holes (2-1) are formed in the rotary table (2), the threaded ends of the locating pins (1) are arranged on the rotary table locating pin threaded holes (2-1), and a rotary table bolt hole (2-2) is further formed in the rotary table (2); the relative positions of the upper bolt hole (3-1) of the connecting plate, the lower bolt hole (3-2) of the connecting plate, the threaded hole (2-1) of the positioning pin and the bolt hole (2-2) of the turntable are as follows: the hole distance of the threaded holes (2-1) of the two locating pins is consistent with the hole distance of the two connecting bolt holes on the outer side of the clamp body (15), when the bolt (14) is inserted into the bolt hole (3-1) on the connecting plate through the rotary disc bolt hole (2-2), the inclined hole of the clamp body (15) is in a vertical state with the plane of the bottom plate (4-1), and when the rotary disc bolt hole (2-2) is rotated to the lower bolt hole (3-2), the other inclined hole of the clamp body (15) is in a vertical state with the plane of the bottom plate (4-1); the inner ring of the deep groove ball bearing (5) is assembled on the shafts of the lower positioning mandrel (7) and the upper positioning mandrel (9), and the lower end surface of the inner ring is attached to the end surface of the lower positioning mandrel (7); the upper positioning mandrel (9) is provided with a radial outward bulge (9-1) for preventing the bearing inner ring from moving upwards, the upper positioning mandrel (9) is fixed on the lower positioning mandrel (7) through a gasket (6) and an inner hexagonal cylindrical head screw (8), and the lower positioning mandrel (7) is fixed on the connecting plate (3) through the inner hexagonal cylindrical head screw (8); four bolt holes are formed in the connecting plate (3) and used for installing inner hexagonal cylindrical head screws (8) so as to prevent the outer ring of the deep groove ball bearing (5) from downwards moving; the cover plate (10) is arranged on the turntable (2), and can effectively prevent machining scrap iron from entering the deep groove ball bearing (5) to cause clamping stagnation while preventing the outer ring of the deep groove ball bearing (5) from upwards channeling; the clamp plate (11), the nut (12) and the double-end stud (13) are used for fixing the clamp body (15) during processing, and the clamp plate (11) is provided with two U-shaped openings (11-1) for removing the clamp plate (11) after the workpiece is processed by unscrewing the nut (12), so that the processing efficiency is improved.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202211571043.6A CN116079449A (en) | 2022-12-08 | 2022-12-08 | Three-cylinder brake caliper body inclined hole machining tool for loader |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202211571043.6A CN116079449A (en) | 2022-12-08 | 2022-12-08 | Three-cylinder brake caliper body inclined hole machining tool for loader |
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Publication Number | Publication Date |
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CN116079449A true CN116079449A (en) | 2023-05-09 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202211571043.6A Pending CN116079449A (en) | 2022-12-08 | 2022-12-08 | Three-cylinder brake caliper body inclined hole machining tool for loader |
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CN (1) | CN116079449A (en) |
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2022
- 2022-12-08 CN CN202211571043.6A patent/CN116079449A/en active Pending
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