CN218799350U - Boring bar cutter head feeding device - Google Patents
Boring bar cutter head feeding device Download PDFInfo
- Publication number
- CN218799350U CN218799350U CN202223172548.3U CN202223172548U CN218799350U CN 218799350 U CN218799350 U CN 218799350U CN 202223172548 U CN202223172548 U CN 202223172548U CN 218799350 U CN218799350 U CN 218799350U
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- boring bar
- boring
- feeding device
- push rod
- blade disc
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- 238000005096 rolling process Methods 0.000 claims description 11
- 230000009467 reduction Effects 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000013011 mating Effects 0.000 claims 1
- 238000003754 machining Methods 0.000 abstract description 3
- 239000003638 chemical reducing agent Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Drilling And Boring (AREA)
Abstract
The utility model discloses a boring bar blade disc feeding device belongs to machining equipment technical field, and this blade disc feeding device is suitable for I-shaped boring bar or rectangle boring bar, sets up the boring bar seat with boring bar sliding connection, and the boring bar seat is equipped with power component, and power component passes through gear shaft output power, and the rack is connected in the gear shaft meshing, the rack is with the push rod to drive the push rod and promote the blade disc and feed the boring work piece hole along the boring bar axial. The power assembly does not move along with the cutter head, so that the cutter head feeding device is suitable for boring an inner hole with a smaller aperture, can ensure the cutter head feeding stroke, realizes the deep hole boring of a workpiece, and has higher workpiece boring precision.
Description
Technical Field
The utility model belongs to the technical field of machining equipment, in particular to boring bar blade disc feeding device.
Background
In a heavy-duty vehicle boring machine, an I-shaped boring bar or a rectangular boring bar is generally adopted, a positioning member is arranged at one end of the boring bar, the boring bar moves through a boring bar feeding device, the positioning member at the front end of the boring bar is inserted into a spindle hole to position and support the boring bar, a boring cutter disc is arranged on the boring bar, a cutter is arranged on the cutter disc, and a cutter disc feeding mechanism drives the cutter disc to move on the boring bar to bore an inner hole of a boring workpiece. To the big hole of boring diameter, the boring bar sets up big blade disc, detach boring bar self occupation space, blade disc rear side space is sufficient, blade disc feeding device sets up in the blade disc rear side, blade disc feeding device drive blade disc and along with the blade disc boring bar axial displacement together, realize work piece hole boring, nevertheless when the hole that the boring diameter is less relatively, the boring bar sets up the knife dish with the adaptation of processing aperture size, because boring bar self occupation hole space, the blade disc size is less, current blade disc feeding device can't get into the hole along with the blade disc, consequently, need to design a blade disc feeding device to the aperture work piece urgently.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a boring bar blade disc feeding device, when aiming at solving among the above-mentioned background art boring aperture hole, current blade disc feeding device can't drive the technical problem of blade disc boring aperture hole.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides a boring bar blade disc feeding device, includes boring bar seat to and with boring bar seat sliding connection's boring bar, the blade disc is established to the boring bar cover, and the boring bar is I-shaped boring bar or rectangle boring bar, the boring bar seat is equipped with power component, power component includes driving motor, reduction gear, reducing gear box and the gear shaft that the transmission is connected in proper order, push rod is connected to blade disc one side, push rod upper portion handle and rack, push rod and rack extend along the boring bar axial, rack and gear shaft meshing.
The boring bar cutter head feeding device is suitable for an I-shaped or rectangular boring bar, a boring bar seat is used for supporting and guiding the boring bar, a driving motor in a power assembly drives a gear shaft to rotate accurately through a speed reducer and a reduction gearbox, the gear shaft is meshed with a rack to drive a push rod to move axially along the boring bar, so that the cutter head is driven by the push rod to feed axially along the boring bar, and high-precision boring of small-bore holes is realized.
Furthermore, the bottom of the push rod is provided with a sliding groove along the length direction of the push rod, the boring rod is provided with a guide block, and the sliding groove is in sliding fit with the guide block. The guide block is used for limiting and guiding the moving direction of the push rod.
Furthermore, a rolling guide rail block is arranged between the push rod and the boring rod, and the rolling guide rail block is connected with the bottom of the push rod. The rolling guide rail block bears the push rod and axially rolls along the surface of the boring rod, so that the contact area of the push rod and the surface of the boring rod is greatly reduced, the generated friction force is reduced, and the feeding precision of the cutter head on the boring rod is improved.
Furthermore, the guide blocks are uniformly distributed at intervals along the length direction of the boring bar.
Furthermore, the push rods adopt a sectional type serial connection structure, and concave-convex matching structures are arranged between the adjacent push rods and are connected through connecting pins.
Compare in prior art's shortcoming and not enough, the utility model discloses following beneficial effect has:
1. the utility model provides a boring bar blade disc feeding device, this boring bar blade disc feeding device are applicable to I shape or rectangle boring bar, will drive the blade disc and set up in the boring bar seat along boring bar axial displacement's power device, through gear shaft and rack toothing transmission, make the push rod drive the blade disc and feed along the boring bar axial to accomplish high accuracy hole boring, power device does not get into the work piece hole along with the blade disc, thereby solve the technical problem that blade disc feeding device can't drive blade disc boring aperture hole work piece. The cutter feeding device can effectively guarantee the feeding stroke of the cutter, and is simple and practical in structure and convenient to operate.
2. The bottom handle of the push rod and the rolling guide rail block are used for reducing the contact area of the push rod and the boring bar, reducing friction force and improving the feeding precision of the cutter head on the boring bar, the push rod and the boring bar are in sliding fit through the sliding groove and the guide block, the push rod is limited and guided to move axially along the boring bar, and the moving stability of the push rod is improved.
Drawings
Fig. 1 is a schematic structural diagram of a boring bar cutterhead feeding device in an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a boring bar cutter head feeding device provided with a guide block and a rolling guide block in an embodiment of the present invention.
Fig. 3 is a schematic sectional structure diagram of a boring bar cutter head feeding device according to an embodiment of the present invention.
Fig. 4 is a partially enlarged schematic view of a portion a in fig. 3.
Fig. 5 is a schematic view of a part of the enlarged structure at B in fig. 2.
In the figure: 1-boring bar seat; 2, boring a rod; 3-cutter head; 4-a push rod; 5-a rack; 6-gear shaft; 7-a reduction gearbox; 8-a reducer; 9-a drive motor; 10-rolling guide rail blocks; 11-a chute; 12-a guide block; 13-connecting pins.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, a boring bar cutter head feeding device comprises a boring bar seat 1, a boring bar 2, a cutter head 3 and a power assembly, wherein the boring bar 2 is an i-shaped boring bar or a rectangular boring bar, a positioning member for positioning and connecting a spindle hole of a spindle box is arranged at the front end of the boring bar 2, the boring bar 2 penetrates through the boring bar seat 1 and is in sliding connection with the boring bar seat 1, the cutter head 3 is sleeved on the boring bar 2 and is driven by the power assembly, so that the cutter head 3 axially moves along the boring bar 2 to bore an inner hole of a workpiece, specifically, the power assembly is arranged on the boring bar seat 1, the power assembly comprises a driving motor 9, a speed reducer 8, a speed reducer 7 and a gear shaft 6 which are sequentially in transmission connection, the gear shaft 6 is in meshing connection with a rack 5, the bottom of the rack 5 is connected with a push rod 4 through a screw handle and the push rod 4, the push rod 4 and the rack 5 axially extend along the boring bar, one end of the cutter head 4 is connected with the cutter head 3, the driving motor 9 drives the gear shaft 6 to rotate through the speed reducer 8 and the speed reducer 7, the gear shaft 6 drives the rack 5 to axially move along the rod 2, so that the cutter head 3 is not suitable for boring bar to bore of a workpiece with a small diameter of the boring bar 2, and is suitable for boring bar, and is not suitable for boring bar 2, and is suitable for boring bar of a workpiece with a small-boring bar, and is suitable for boring bar.
In one embodiment, referring to fig. 2, the bottom of the push rod 4 is provided with a sliding groove 11, the sliding groove 11 extends along the length direction of the push rod 4, the top surface of the boring bar 2 is provided with guide blocks 12 in sliding fit with the sliding groove 11, the guide blocks 12 are preferably arranged at equal intervals to avoid the guide blocks 12 from being elongated and easily deformed, and the guide blocks 12 are used for limiting and guiding the push rod 4.
In another embodiment, referring to fig. 3 and 4, the push rod 4 is spaced from the surface of the boring bar 2, and the bottom of the push rod 4 is provided with the rolling guide block 10, when the gear shaft 6 drives the push rod 4 to move through the rack 5, the rolling guide block 10 supports the push rod 4 and rolls along the surface of the boring bar 2, compared with the case that the push rod 4 directly contacts and slides with the surface of the boring bar 2, the arrangement of the rolling guide block 10 can greatly reduce the contact area, reduce the friction force, ensure the stability of the axial movement of the push rod 4, further improve the feeding precision of the cutter head 3 on the boring bar 2, and improve the machining precision of the boring inner hole.
In order to facilitate the processing of the push rods 4 and reduce the manufacturing cost of the push rods 4, referring to fig. 5, the push rods 4 adopt a segmented serial connection structure, and a concave-convex matching structure is arranged between adjacent push rods 4 and connected through a connecting pin 13.
The working principle is as follows:
the boring bar 2 moves through the boring bar feeding device and inserts a positioning component at the front end of the boring bar into a main shaft hole of a main shaft box for positioning, the driving motor 9 drives the gear shaft 6 to rotate through the speed reducer 8 and the speed reduction box 7, the gear shaft 6 drives the push rod 4 to move axially along the boring bar 2 through the rack 5 which is meshed and connected with the gear shaft 6, and therefore the push rod 4 drives the cutter head 3 to move axially along the boring bar 2 to bore an inner hole of a workpiece.
The utility model provides a boring bar blade disc feeding device is applicable to the I-shaped boring bar or the rectangle boring bar that adopt in the heavy-duty car boring machine, because this blade disc feeding device does not get into the hole along with blade disc 3, and the hole that the boring diameter of being convenient for is less relatively can effectively guarantee blade disc 3 and feed the stroke, realizes the deep hole boring of work piece, is favorable to promoting work piece bore hole precision.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. The utility model provides a boring bar blade disc feeding device, includes boring bar seat (1) to and boring bar (2) with boring bar seat (1) sliding connection, boring bar (2) cover is established blade disc (3), and boring bar (2) are I-shaped boring bar or rectangle boring bar, its characterized in that, boring bar seat (1) is equipped with power component, power component is including driving motor (9), reduction gear (8), reducing gear box (7) and gear shaft (6) that the transmission is connected in proper order, push rod (4) is connected to blade disc (3) one side, push rod (4) upper portion with rack (5), push rod (4) and rack (5) along boring bar (2) axial extension, rack (5) and gear shaft (6) meshing.
2. A boring bar cutterhead feeding arrangement as claimed in claim 1, characterized in that the bottom of the push bar (4) is provided with a slide groove (11) along its length, the boring bar (2) is provided with a guide block (12), and the slide groove (11) is in sliding engagement with the guide block (12).
3. The boring bar cutterhead feeding device according to claim 2, characterized in that a rolling guide block (10) is provided between the push bar (4) and the boring bar (2), said rolling guide block (10) engaging the bottom of the push bar (4).
4. The boring bar cutterhead feed arrangement as claimed in claim 2, wherein said guide blocks (12) are spaced evenly along the length of the boring bar (2).
5. A boring bar cutterhead feeding arrangement as claimed in claim 3, characterized in that said push rods (4) are of a segmented serial connection configuration, with a male-female mating arrangement between adjacent push rods (4) and connected by a connecting pin (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223172548.3U CN218799350U (en) | 2022-11-29 | 2022-11-29 | Boring bar cutter head feeding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223172548.3U CN218799350U (en) | 2022-11-29 | 2022-11-29 | Boring bar cutter head feeding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218799350U true CN218799350U (en) | 2023-04-07 |
Family
ID=87253063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223172548.3U Active CN218799350U (en) | 2022-11-29 | 2022-11-29 | Boring bar cutter head feeding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218799350U (en) |
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2022
- 2022-11-29 CN CN202223172548.3U patent/CN218799350U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240522 Address after: No. 41 East Road, Shetang Town, Maiji District, Tianshui City, Gansu Province, 741020 Patentee after: Gansu Xinghuo Intelligent CNC Machine Tool Co.,Ltd. Country or region after: China Address before: Shetang Industrial Park, Tianshui Economic and Technological Development Zone, Tianshui City, Gansu Province, 741020 Patentee before: Tianshui Spark Machine Tool Co.,Ltd. Country or region before: China |