CN221983932U - Drilling tool for cross pipe - Google Patents
Drilling tool for cross pipe Download PDFInfo
- Publication number
- CN221983932U CN221983932U CN202323444331.8U CN202323444331U CN221983932U CN 221983932 U CN221983932 U CN 221983932U CN 202323444331 U CN202323444331 U CN 202323444331U CN 221983932 U CN221983932 U CN 221983932U
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- CN
- China
- Prior art keywords
- clamping fixture
- fixed
- clamping jig
- plate
- fixture plate
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- 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.)
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- 238000005553 drilling Methods 0.000 title claims abstract description 20
- 238000003825 pressing Methods 0.000 claims abstract description 20
- 238000003754 machining Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Drilling And Boring (AREA)
Abstract
The utility model relates to a drilling frock for cross pipe belongs to pipe fitting machining tool field. The clamping fixture is provided with a clamping fixture plate, two V-shaped cushion blocks are longitudinally and parallelly fixed at the front end and the rear end of the middle part of the upper surface of the clamping fixture plate respectively, a backing plate with the same height is transversely fixed at the left end and the right end of the middle part of the upper surface of the clamping fixture plate respectively, the axes of the two backing plates and the transverse central line of the clamping fixture plate deviate backwards by an angle, four angle positions of the upper surface of the clamping fixture plate are respectively and vertically provided with a cylindrical pin, the cylindrical pins are fixed through hexagonal nuts on the back surface of the clamping fixture plate, the circular arc surfaces of the cylindrical pins are respectively tangent to the front long side and the rear long side of the clamping fixture plate in a two-by-two tangential manner, a pressing plate is respectively fixed at the left side and the right side of the rear part of the upper surface of the clamping fixture plate through supporting screws, strip-shaped limiting grooves are machined on the pressing plate, the lower ends of inner hexagonal cylindrical bolts penetrate through the limiting grooves of the pressing plate and are rotatably arranged in the pressing screw holes of the clamping fixture plate, the end face drilling templates are fixed on the outer sides of the corresponding two V-shaped cushion blocks through inner hexagonal bolts, and drill bushings are uniformly distributed in the middle of the end face drilling templates in a circular arrangement interval.
Description
Technical Field
The utility model relates to the field of pipe fitting machining tools, in particular to a drilling tool for a four-way pipe.
Background
As is well known, the mold and the tool are widely used in the machining technology and manufacturing field, and the mold and the tool are processed to play the most important role in the manufacturing process of four-way drilling. Once the four-way drill is not well manufactured, the four-way drill becomes waste, the position degree required in the four-way drill machining is +/-0.05 mm, the four-way drill cannot be out of tolerance, the precision requirement cannot be guaranteed by a common machining method, the four-way drill is different each time, and in addition, the drill is not easy to position on the cambered surface.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides the drilling tool for the four-way pipe, which can ensure the machining precision requirement and ensure the same quality of each machining.
The technical scheme adopted for solving the technical problems is as follows: a drilling tool for a four-way pipe is provided with a clamping jig and is characterized in that two V-shaped cushion blocks are longitudinally and parallelly fixed at the front end and the rear end of the middle part of the upper surface of the clamping jig respectively, a backing plate with the same height is transversely fixed at the left end and the right end of the middle part of the upper surface of the clamping jig respectively, the axes of the two backing plates and the transverse central line of the clamping jig deviate backwards by an angle, a cylindrical pin is vertically arranged at the four corner positions of the upper surface of the clamping jig respectively, the cylindrical pin is fixed through hexagonal nuts on the back of the clamping jig, the circular arc surfaces of the cylindrical pins are tangent to the front long side and the rear long side of the clamping jig respectively, pressing plates are fixed on the left side and the right side of the rear part of the upper surface of the clamping jig respectively through supporting screws, strip-shaped limiting grooves are machined on the pressing plates, the lower ends of inner hexagonal cylindrical bolts penetrate through the limiting grooves of the pressing plates and are rotatably arranged in the pressing screw holes of the clamping jig, the end face drilling templates are fixed on the outer sides of the corresponding two V-shaped cushion blocks through inner hexagonal bolts, and the middle parts of the end face drilling templates are uniformly distributed in a circular arrangement mode at intervals.
The four-way pipe processing device has the advantages of being convenient to operate, reducing the requirement on operators, being capable of being used for multiple times, being high in utilization rate, improving the processing speed, guaranteeing the positioning accuracy and quality of workpieces, and being capable of realizing batch processing production of the four-way pipe.
Drawings
The utility model will be further described with reference to the drawings and examples.
Fig. 1 is a schematic diagram of the structure of the present utility model, and is also a perspective view.
Fig. 2 is a top view of the present utility model.
Fig. 3 is a top perspective view of the present utility model.
In the figure, a clamping plate 1, a 2.V-type cushion block, a backing plate 3, a hexagonal nut 4, a cylindrical pin 5, a supporting screw 6, a hexagonal cylindrical bolt 7, a pressing plate 8, a four-way workpiece 9, an end face drilling template 10, a hexagonal bolt 11, a drilling sleeve 12 and a limiting groove 13.
Detailed Description
In the figure, the utility model is provided with a clamping plate 1, two V-shaped cushion blocks 2 are longitudinally and parallelly fixed at the front end and the rear end of the middle part of the upper surface of the clamping plate 1 respectively, the four V-shaped cushion blocks 2 are in rectangular arrangement, a backing plate 3 with the same height is transversely fixed at the left end and the right end of the middle part of the upper surface of the clamping plate 1 respectively, the axes of the two backing plates 3 deviate from the transverse central line of the clamping plate 1 backwards by an angle of 8 degrees, a cylindrical pin 5 is vertically arranged at the four corner positions of the upper surface of the clamping plate 1 respectively, the cylindrical pin 5 is fixed through a hexagon nut 4 at the back surface of the clamping plate 1, the circular arc surfaces of the cylindrical pin 5 are tangent to the front long side and the rear long side of the clamping plate 1 respectively, a pressing plate 8 is fixed at the left side and the right side of the back surface of the clamping plate 1 respectively through supporting screws 6, strip-shaped limiting grooves 13 are processed on the pressing plate 8, the lower ends of inner hexagon cylindrical bolts 7 penetrate through the limiting grooves 13 of the pressing plate 8 and are rotatably arranged in the pressing screw holes of the clamping plate 1, an end face drilling template 10 is correspondingly fixed at the outer sides of the two V-shaped cushion blocks 2 through inner hexagon bolts 11, and the end faces 10 are uniformly distributed at intervals in a circular drilling sleeve 12.
When the four-way workpiece 9 is used, the four V-shaped cushion blocks 2 are used for positioning the four-way workpiece 9, and the four axes of the four-way workpiece 9 are in the same horizontal plane by the two equal-height base plates 3. The height of the supporting screw rod 6 is adjusted to enable the lower bottom surface of the pressing plate 8 to be slightly higher than the upper top surface of the four-way workpiece 9, the pressing plate 8 is installed, and the pressing plate 8 is pressed on the four-way workpiece 9 by rotating the inner hexagonal cylindrical bolt 7. The tool is turned over for 180 degrees together with the four-way workpiece 9 to be in a state shown in fig. 2, the lower surface of the jig plate 1 is in an upper horizontal plane, the cylindrical pins 5 with the same height are perpendicular to the jig plate 1, the arc surfaces of the cylindrical pins 5 are respectively tangent to two adjacent long sides of the jig plate 1 and supported on a workbench of a drilling machine, a die hole of a drill bushing 12 is aligned to process a unthreaded hole of the four-way workpiece 9, and a laterally standing tool is placed on a workbench of the drilling machine to drill unthreaded holes at two ends of a main pipe of the four-way workpiece 9.
Claims (1)
1. A drilling tool for a four-way pipe is provided with a clamping jig and is characterized in that two V-shaped cushion blocks are longitudinally and parallelly fixed at the front end and the rear end of the middle part of the upper surface of the clamping jig respectively, a backing plate with the same height is transversely fixed at the left end and the right end of the middle part of the upper surface of the clamping jig respectively, the axes of the two backing plates and the transverse central line of the clamping jig deviate backwards by an angle, a cylindrical pin is vertically arranged at the four corner positions of the upper surface of the clamping jig respectively, the cylindrical pin is fixed through hexagonal nuts on the back of the clamping jig, the circular arc surfaces of the cylindrical pins are tangent to the front long side and the rear long side of the clamping jig respectively, pressing plates are fixed on the left side and the right side of the rear part of the upper surface of the clamping jig respectively through supporting screws, strip-shaped limiting grooves are machined on the pressing plates, the lower ends of inner hexagonal cylindrical bolts penetrate through the limiting grooves of the pressing plates and are rotatably arranged in the pressing screw holes of the clamping jig, the end face drilling templates are fixed on the outer sides of the corresponding two V-shaped cushion blocks through inner hexagonal bolts, and the middle parts of the end face drilling templates are uniformly distributed in a circular arrangement mode at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323444331.8U CN221983932U (en) | 2023-12-18 | 2023-12-18 | Drilling tool for cross pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323444331.8U CN221983932U (en) | 2023-12-18 | 2023-12-18 | Drilling tool for cross pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221983932U true CN221983932U (en) | 2024-11-12 |
Family
ID=93340464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323444331.8U Active CN221983932U (en) | 2023-12-18 | 2023-12-18 | Drilling tool for cross pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221983932U (en) |
-
2023
- 2023-12-18 CN CN202323444331.8U patent/CN221983932U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |