CN216991095U - High-speed rotary oil supply connecting device - Google Patents
High-speed rotary oil supply connecting device Download PDFInfo
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- CN216991095U CN216991095U CN202121527852.8U CN202121527852U CN216991095U CN 216991095 U CN216991095 U CN 216991095U CN 202121527852 U CN202121527852 U CN 202121527852U CN 216991095 U CN216991095 U CN 216991095U
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- bar connecting
- connecting sleeve
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Abstract
The high-speed rotation oil-feeding connecting device comprises a cutter bar connecting sleeve, an outer sleeve, a collet chuck and a braking bracket, and is characterized in that the cutter bar connecting sleeve is connected with a handle matched with a machine tool spindle, the outer sleeve is arranged at the outer end of the cutter bar connecting sleeve, the collet chuck is arranged at the front end of the cutter bar connecting sleeve, the cutter bar connecting sleeve is vertically provided with at least one nozzle, the nozzle penetrates through the outer sleeve, an opening of the braking bracket is clamped on the outer diameter of the nozzle, and the device can be connected with a spindle of universal equipment such as a lathe, a machining center and the like, transmits the torque of the spindle to a drill bit and a drill rod and drives the drill bit and the drill rod to rotate; positioning and clamping an inner rod and an outer rod of the spray suction drill; under the condition of high-speed rotation, the conveying of the cooling oil is completed; the inside has the chip removal passageway, accomplishes the discharge of smear metal and coolant liquid when the drilling is processed. Therefore, the double-pipe jet-suction deep hole drilling processing is realized, and the high-speed rotary oil-applying connecting device is an essential key component for realizing the double-pipe jet-suction drilling on general equipment.
Description
Technical Field
The utility model relates to a functional component of machining equipment, in particular to a high-speed rotating oil-feeding connecting device.
Background
The deep hole processing within the range of phi 30-phi 150mm on the part mainly adopts an internal chip removal deep hole processing technology. The cutter mainly comprises a single-pipe deep hole drill and a double-pipe spray suction drill. The single-pipe deep hole drilling requires enough cooling pressure and flow of equipment, and an oil feeder with a complex structure is required to ensure strict sealing, so that the single-pipe deep hole drilling machine can only be used on a special deep hole drilling machine. Due to the high manufacturing cost of the special deep hole drilling machine, some users in small-batch production cannot bear the weight of the special deep hole drilling machine, and a part of users with high yield but low requirement on the machining precision of the inner hole hope to seek a machining process method with low investment. Therefore, the user urgently requires, a device can be added to the universal equipment, and the deep hole drilling can be realized after simple transformation.
SUMMERY OF THE UTILITY MODEL
The present invention provides a high-speed rotation oil feeding connection device to solve the technical problems in the background art.
The high-speed rotation oil-feeding connecting device comprises a cutter bar connecting sleeve, an outer sleeve, a collet chuck and a brake bracket, and is characterized in that the cutter bar connecting sleeve is connected with a handle part matched with a machine tool spindle, the outer sleeve is arranged at the outer end of the cutter bar connecting sleeve, the collet chuck is arranged at the front end of the cutter bar connecting sleeve, the cutter bar connecting sleeve is vertically provided with at least one nozzle, the nozzle penetrates through the outer sleeve, an opening of the brake bracket is clamped on the outer diameter of the nozzle, at least two groups of first sealing rings are arranged between the cutter bar connecting sleeve and the middle part of the outer sleeve, at least two groups of bearings are arranged between the cutter bar connecting sleeve and the outer sleeve, the bearings are arranged at the front end and the rear end of the outer sleeve and are positioned at the joint of the outer sleeve and the cutter bar connecting sleeve, outer spacers are arranged at the outer ends of the bearings at the front end and the rear end of the outer spacers, first retaining rings are arranged at the outer ends of the outer spacers, and a sealing and positioning sleeve is arranged in the cutter bar connecting sleeve, at least two second sealing rings are arranged on the upper end face of the sealing and positioning sleeve and the inner end face of the cutter bar connecting sleeve.
Preferably, the high-speed rotation oil-feeding connecting device is characterized in that a compression nut is arranged at the front end of the cutter bar connecting sleeve, and the compression nut is arranged at the front end of the spring chuck.
Preferably, the high-speed rotation oil feeding connecting device is characterized in that a spray drill of the machine tool penetrates through the front end of the compression nut, a spring chuck clamps an outer rod of the spray drill, and an inner rod of the spray drill penetrates through a cutter bar connecting sleeve and the center of the sealing and positioning sleeve.
Preferably, the high-speed rotation oil supply connecting device is characterized in that at least two groups of third sealing rings are arranged between the jet drill and the sealing and positioning sleeve.
Preferably, the high-speed rotation oil-feeding connecting device is characterized by comprising a cutter bar connecting sleeve, wherein the rear end of the cutter bar connecting sleeve is connected to a machine tool spindle.
Preferably, the high-speed rotation oil feeding connecting device is characterized in that the rear end of the brake bracket is mounted and connected to a fixed position of a machine tool.
Preferably, the high-speed rotation oil supply connecting device is characterized in that a second retaining ring is arranged at the front end of the sealing and positioning sleeve.
Preferably, the high-speed rotation oil supply connecting device is characterized in that a fourth sealing ring is arranged at the rear end of the sealing and positioning sleeve.
Has the advantages that: the device can be connected with a main shaft of universal equipment such as a lathe, a machining center and the like, and transmits the torque of the main shaft to a drill bit and a drill rod to drive the drill bit and the drill rod to rotate; positioning and clamping an inner rod and an outer rod of the spray suction drill; under the condition of high rotation, the conveying of the cooling oil is completed; the inside has the chip removal passageway, accomplishes the discharge of smear metal and coolant liquid when the drilling is processed. Therefore, the double-pipe jet-suction deep hole drilling processing is realized, and the high-speed rotating oil-feeding connecting device is an essential key part for realizing the double-pipe jet-suction drilling on general equipment.
Drawings
FIG. 1 is a schematic structural view of the present invention;
in the figure: the spray gun comprises a cutter bar connecting sleeve 1, an outer sleeve 2, a spring chuck 3, a braking support 4, a nozzle 5, a first sealing ring 6, a bearing 7, an outer spacer 8, a sealing and positioning sleeve 9, a first retaining ring 10, a second sealing ring 11, a compression nut 12, a spray drill outer rod 13, a spray drill inner rod 14, a third sealing ring 15, a second retaining ring 16 and a fourth sealing ring 17.
Detailed Description
The present invention will now be described in detail with reference to the drawings, wherein the embodiments are shown as a part of the embodiments of the present invention, but not as a whole. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, a fixed connection, a bolted connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; the two elements can be directly connected or indirectly connected through an intermediate medium, and the two elements can be communicated with each other, so that the specific meaning of the terms in the utility model can be understood by those skilled in the art.
The high-speed rotation oil-feeding connecting device shown in figure 1 comprises a cutter bar connecting sleeve 1, an outer sleeve 2, a collet chuck 3 and a brake bracket 4, and is characterized in that the cutter bar connecting sleeve 1 is connected with a handle part matched with a machine tool spindle, the outer sleeve 2 is arranged at the outer end of the cutter bar connecting sleeve 1, the collet chuck 3 is arranged at the front end of the cutter bar connecting sleeve 1, the cutter bar connecting sleeve 1 is vertically provided with at least one nozzle 5, the nozzle 5 penetrates through the outer sleeve 2, an opening of the brake bracket 4 is clamped on the outer diameter of the nozzle 5, at least two groups of first sealing rings 6 are arranged between the middle parts of the cutter bar connecting sleeve 1 and the outer sleeve 2, at least two groups of bearings 7 are arranged between the cutter bar connecting sleeve 1 and the outer sleeve 2, the bearings 7 are arranged at the front and rear ends of the outer sleeve 2 and positioned at the connecting part of the outer sleeve 2 and the cutter bar connecting sleeve 1, outer spacers 8 are arranged at the outer ends of the bearings 7 at the front and the rear ends of the outer sleeve 2, the outer end of the outer spacer 8 is provided with a first retainer ring 10, the interior of the cutter bar connecting sleeve 1 is provided with a sealing and positioning sleeve 9, and the upper end surface of the sealing and positioning sleeve 9 and the inner end surface of the cutter bar connecting sleeve 1 are provided with at least two second sealing rings 11.
Furthermore, the front end of the cutter bar connecting sleeve 1 is provided with a pressing nut 12, and the pressing nut is arranged at the front end of the collet chuck 3.
Further, a spray drill of the machine tool penetrates through the front end of the compression nut 12, the spring chuck 3 clamps an outer spray drill rod 13 of the spray drill, and an inner spray drill rod 14 penetrates through the centers of the cutter bar connecting sleeve 1 and the sealing and positioning sleeve 9.
Further, at least two groups of third sealing rings 15 are arranged between the jet drill and the sealing and positioning sleeve 9.
Furthermore, the rear end of the cutter bar connecting sleeve 1 is connected to a main shaft of the machine tool.
Furthermore, the rear end of the brake bracket 4 is mounted and connected at a fixed part of the machine tool.
Further, a second stop ring 16 is arranged at the front end of the sealing and positioning sleeve 9.
Further, a fourth sealing ring 17 is arranged at the rear end of the sealing and positioning sleeve 9.
A cutter bar connecting sleeve 1 of the device is provided with a handle part matched with a machine tool spindle and connected with the handle part, a bearing 7 is arranged on the positioning excircle of the cutter bar connecting sleeve 1, a first retainer ring 10 and an outer spacer 8 are arranged at the outer ends of the bearings 7 at two ends of an outer sleeve 2 and are positioned at the connecting part of the outer sleeve 2 and the cutter bar connecting sleeve 1, a spring chuck 3 is arranged at the front end of the cutter bar connecting sleeve 1, and a compression nut 12 compresses and fixes the spring chuck 3, wherein the spring chuck 3 corresponds to the specification of an outer jet-suction drill rod 13 of a jet-suction drill and is used for clamping the outer jet-suction drill rod 13 and realizing automatic centering; these parts rotate with the spindle, transmit the torque and power of the machine tool spindle to the drill rod and bit; at the moment, the outer sleeve 2 does not rotate, the outer sleeve 2 is radially connected with a nozzle 5, the nozzle 5 is connected with an oil outlet pipe of a cooling system through a quick-change connector, and an oil inlet channel is formed in the inner cavity of the outer sleeve 2 to convey and divide cooling oil; the cooling oil in the inner cavity of the outer sleeve 2 is sealed by a first sealing ring 6; the sealing and positioning sleeve 9 is arranged in a positioning inner hole of the cutter bar connecting sleeve 1, a positioning table for positioning and sealing the tail end of the guide sleeve is arranged in an inner cavity of the cutter bar connecting sleeve 1, and the axial fixation is realized through a second retainer ring 16 to prevent the sealing and positioning sleeve 9 from axially moving; the specification of the jet drill is configured according to the size specification of the jet drill outer rod 13 and the jet drill inner rod 14 of the jet drill; the third sealing ring 15, the second sealing ring 11 and the fourth sealing ring 17 at the position of the sealing and positioning sleeve 9 realize the sealing of the sealing and positioning sleeve 9 and the excircle of the outer sleeve 2, the axial positioning table, the spray-suction drill outer rod 13 of the spray-suction drill and the cooling oil at the position of the spray-suction drill inner rod 14, one part of the cooling oil is supplied to a cutting area from the gap between the spray-suction drill outer rod 13 of the spray-suction drill and the spray-suction drill inner rod 14, and the other part of the cooling oil enters the crescent groove at the tail part of the spray-suction drill inner rod 14 to form conical jet flow, so that the suction effect is formed in the cutting area, and the cooling oil and chips are smoothly discharged after flowing to the inner hole of the machine tool spindle from the inner hole of the spray-suction drill inner rod 14. The braking bracket 4 is arranged at a fixed part of the machine tool, and the front opening of the braking bracket is clamped on the outer diameter of the nozzle 5, so that the outer sleeve 2 of the device is firmly fixed, and the phenomenon that the outer sleeve 2 rotates together with related parts to cause a series of accidents due to damage of a blade or a bearing 7 is avoided.
The above-described embodiments of the present invention should not be construed as limiting the scope of the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention should be construed as being included in the scope of the claims of the present invention.
Claims (8)
1. High-speed rotation oil-feeding connecting device, which comprises a cutter bar connecting sleeve (1), an outer sleeve (2), a collet chuck (3) and a brake support (4), and is characterized in that the cutter bar connecting sleeve (1) is connected with a handle part matched with a machine tool spindle, the outer sleeve (2) is arranged at the outer end of the cutter bar connecting sleeve (1), the collet chuck (3) is arranged at the front end of the cutter bar connecting sleeve (1), the cutter bar connecting sleeve (1) is vertically provided with at least one nozzle (5), the nozzle (5) penetrates through the outer sleeve (2), an opening of the brake support (4) is clamped on the outer diameter of the nozzle (5), at least two groups of first sealing rings (6) are arranged between the middle parts of the cutter bar connecting sleeve (1) and the outer sleeve (2), at least two groups of bearings (7) are arranged between the cutter bar connecting sleeve (1) and the outer sleeve (2), and the bearings (7) are arranged at the front end and the rear end of the outer sleeve (2), and be located the junction of outer sleeve (2) and cutter arbor adapter sleeve (1), bearing (7) outer end of outer sleeve (2) front and back end is equipped with outer spacer (8), and outer spacer (8) outer end is equipped with first retaining ring (10), the inside of cutter arbor adapter sleeve (1) is equipped with sealed locating sleeve (9), and the up end of sealed locating sleeve (9) and the interior terminal surface of cutter arbor adapter sleeve (1) are equipped with two at least second sealing washers (11).
2. The high-speed rotation oil-feeding connecting device according to claim 1, wherein the front end of the cutter bar connecting sleeve (1) is provided with a pressing nut (12), and the pressing nut is arranged at the front end of the collet chuck (3).
3. The high-speed rotation oil-feeding connecting device according to any one of the claims 1 or 2, characterized in that a jet drill of the machine tool is inserted into the front end of the pressing nut (12), the collet chuck (3) clamps the jet drill outer rod (13) of the jet drill, and the jet drill inner rod (14) passes through the center of the cutter bar connecting sleeve (1) and the sealing and positioning sleeve (9).
4. A high speed rotary oiling connecting device according to claim 3 wherein at least two sets of third sealing rings (15) are provided between the ejector drill and the seal positioning sleeve (9).
5. The high-speed rotation oil feeding connecting device according to claim 1, wherein the rear end of the cutter bar connecting sleeve (1) is connected to a machine tool spindle.
6. The high-speed rotation oil feeding connecting device according to claim 1, wherein the rear end of the brake bracket (4) is mounted and connected to a fixed position of a machine tool.
7. A high-speed rotation oil feeding connection device according to claim 1, wherein the front end of the seal positioning sleeve (9) is provided with a second retainer ring (16).
8. The high-speed rotation oil feeding connecting device according to claim 1, wherein the rear end of the seal positioning sleeve (9) is provided with a fourth sealing ring (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121527852.8U CN216991095U (en) | 2021-07-06 | 2021-07-06 | High-speed rotary oil supply connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121527852.8U CN216991095U (en) | 2021-07-06 | 2021-07-06 | High-speed rotary oil supply connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216991095U true CN216991095U (en) | 2022-07-19 |
Family
ID=82365940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121527852.8U Active CN216991095U (en) | 2021-07-06 | 2021-07-06 | High-speed rotary oil supply connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216991095U (en) |
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2021
- 2021-07-06 CN CN202121527852.8U patent/CN216991095U/en active Active
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