CN108436135A - A kind of boring machine - Google Patents
A kind of boring machine Download PDFInfo
- Publication number
- CN108436135A CN108436135A CN201810463297.3A CN201810463297A CN108436135A CN 108436135 A CN108436135 A CN 108436135A CN 201810463297 A CN201810463297 A CN 201810463297A CN 108436135 A CN108436135 A CN 108436135A
- Authority
- CN
- China
- Prior art keywords
- pedestal
- objective table
- boring
- bar
- sliding rail
- Prior art date
- 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.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
-
- 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
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/01—Frames, beds, pillars or like members; Arrangement of ways
- B23Q1/017—Arrangements of ways
-
- 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
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
-
- 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
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/28—Electric drives
Abstract
The invention discloses a kind of boring machines, including pedestal, objective table, first driving means and boring bar, the pedestal is horizontally disposed cuboid pedestal, the boring bar is horizontally disposed on the top of the base along the length direction of the pedestal, its both ends with the first support element that it is rotatablely connected with the both ends of the pedestal upper end respectively by connecting, the first driving means are mounted on one end above the pedestal by the second support element, and it drives end and any one end of the boring bar to be sequentially connected, boring cutter is installed on the boring bar, the upper end of the pedestal is slidably fitted with horizontally disposed objective table, the objective table is located at the lower section of the boring bar, under external force, the objective table can be slided along the base length direction, its is simple in structure.
Description
Technical field
The invention belongs to machining apparatus field more particularly to a kind of boring machines.
Background technology
Existing such as extract oil plate when plus special-shaped workpiece, since its configuration is complicated, is difficult to add using existing boring machine
Work, existing device is difficult to process it, and processing efficiency is low.
Invention content
In order to solve the above-mentioned technical problem, the purpose of the present invention is to provide a kind of simple in structure and can be used to process oil expression
The boring machine of plate.
To achieve the goals above, technical scheme is as follows：A kind of boring machine, including pedestal (1), objective table,
One driving device and boring bar, the pedestal are horizontally disposed cuboid pedestal, and the boring bar is along the length side of the pedestal
To being horizontally disposed on the top of the base, both ends are respectively by the first support element being rotatablely connected with it and the pedestal
The both ends at end connect, and the first driving means are mounted on one end above the pedestal by the second support element, and it drives
End and any one end of the boring bar are sequentially connected, and are equipped with boring cutter on the boring bar, the upper end of the pedestal is slidably fitted with
Horizontally disposed objective table, the objective table are located at the lower section of the boring bar, and under external force, the objective table can be along described
It slides in base length direction.
The advantageous effect of above-mentioned technical proposal is：Its is simple in structure, and workpiece is fixed on the objective table, starts the
One driving device drives boring bar rotation, and objective table is pushed to move so that boring cutter is motionless along the base length direction, and workpiece moves
Dynamic, workpiece occurs to relatively move and be processed with boring cutter.
The upper end of pedestal described in above-mentioned technical proposal is provided along its length sliding rail, and the both ends of the sliding rail are prolonged respectively
It extends to close to the position of pedestal both ends end, the objective table is slidably mounted on the sliding rail.
The advantageous effect of above-mentioned technical proposal is so that objective table can be in be slided along sliding rail length direction on pedestal.
Sliding rail described in above-mentioned technical proposal is T-shaped track, and the lower end of the objective table is recessed with to be matched with the sliding rail
T shapes sliding slot, the sliding rail extend into the sliding slot and is slidably connected with it, and under external force, the objective table exists
Sliding rail length direction described in pedestal upper edge slides.
The advantageous effect of above-mentioned technical proposal is, T-shaped track and T shape sliding slots is arranged, and the two is made to be slidably matched, can be to carrying
Object platform carries out vertical spacing.
The sliding rail of pedestal upper end described in above-mentioned technical proposal is multiple, and multiple sliding rail intervals are arranged, and the load
The lower end of object platform is equipped with the sliding slot of multiple T shapes, and multiple sliding slots are corresponded with multiple sliding rails, and each sliding rail
It extend into corresponding sliding slot and is slidably connected with it.
The advantageous effect of above-mentioned technical proposal is, multiple sliding rails and sliding slot is arranged, and so that it is slidably connected more firm.
Objective table described in above-mentioned technical proposal is cuboid, and the long side of long side and the pedestal is mutually parallel or hangs down
Directly, both sides flush with the both sides of the pedestal or extend the both sides of the pedestal respectively.
The advantageous effect of above-mentioned technical proposal is：So that the structure of whole device is more well-balanced, when processing, stress is evenly.
Further include the second driving device in above-mentioned technical proposal, between two grooves of lower end arbitrary neighborhood of the objective table
It is recessed with a bar-shaped trough along its length, the both ends of the bar-shaped trough are extended respectively to close to the both ends of the objective table, institute
The slot bottom for stating bar-shaped trough is provided along its length rack, and the both ends of the rack are extended respectively to close to the bar-shaped trough both ends
Position, the position that the pedestal upper center corresponds to the rack is equipped with mounting hole position, and second driving device is mounted on
In the mounting hole position, driving end is vertically rotatably equipped with gear, and the top of the gear extends to the mounting hole position
Top and ratcheting with the rack, second driving device can be by driving end that the gear is driven to rotate, to drive
The length direction that rack and the objective table are stated along the pedestal slides.
The advantageous effect of above-mentioned technical proposal is：Be arranged the second driving device make entire objective table can processing when
Voluntarily moved along base length direction.
In above-mentioned technical proposal, first support element includes holder and bearing block, and the holder is U-shaped structure, and its U
Open Side Down for shape, the both ends at the carrier openings end extend to separately down the lower section of objective table both sides and respectively with the bottom
The side of seat both sides is fixedly connected；The bearing block is mounted on the upper center of the corresponding holder blind end, the boring bar
Both ends are rotatablely connected with the bearing block of corresponding first support element respectively.
The advantageous effect of above-mentioned technical proposal is：So that boring bar fixed effect is more preferable, be conducive to improve machining accuracy.
Second support element described in above-mentioned technical proposal is U-shaped structure, and Open Side Down for its U-shaped, and is laterally disposed in institute
State the top of pedestal one end, both sides cell wall extend to separately down the lower section of objective table both sides and respectively in-flanges to it is described
The side wall of pedestal both sides connects；And the first driving means are mounted on second support element, the first driving means
Driving end and the boring bar mutually close one end drive connection.
The advantageous effect of above-mentioned technical proposal is：Its is simple in structure, and does not influence the movement of objective table.
First driving means described in above-mentioned technical proposal and the second driving device are made of motor and deceleration device respectively,
The driving end of two motors is sequentially connected with the input terminal of the corresponding deceleration device, wherein the first driving dress
The output end for the deceleration device set is sequentially connected with the boring bar, and the output end of the deceleration device of second driving device passes through
The strip-shaped hole is connect with the rack-driving of the objective table lower end..
The advantageous effect of above-mentioned technical proposal is：Deceleration device is set, the torque for improving motor output is conducive to so that
Processing effect is more preferable.
Further include control device in above-mentioned technical proposal, two motors are electrically connected with the control device respectively, institute
It is PLC controller to state control device.
The advantageous effect of above-mentioned technical proposal is：Control device is set, the automation journey for improving entire boring machine is conducive to
Degree.
Description of the drawings
Fig. 1 is the front view of the boring machine described in the embodiment of the present invention；
Fig. 2 is the right view of the boring machine described in the embodiment of the present invention；
Fig. 3 is the left view of the boring machine described in the embodiment of the present invention；
Fig. 4 is the structure chart of the second driving device and rack cooperation of the boring machine described in the embodiment of the present invention；
Fig. 5 is the side view of the objective table of boring machine described in the embodiment of the present invention；
Fig. 6 is the electrical connection graph of boring machine control device described in the embodiment of the present invention.
In figure：1 pedestal, 11 sliding rails, 12 mounting hole positions, 121 through-holes, 122 strip-shaped holes, 2 objective tables, 21 sliding slots, 22 bar shapeds
Slot, 23 racks, 24 fixing grooves, 3 first driving means, 4 boring bars, 5 first support elements, 51 holders, 52 bearing blocks, 6 second supports
Part, 7 boring cutters, 8 second driving devices, 81 gears.
Specific implementation mode
The principle and features of the present invention will be described below with reference to the accompanying drawings, and the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the present invention.
As shown in Figs. 1-3, a kind of boring machine, including pedestal 1, objective table 2,3 and of first driving means are present embodiments provided
Boring bar 4, the pedestal 1 are horizontally disposed cuboid pedestal, and the boring bar 4 is set along the length direction level of the pedestal 1
It sets in the top of the pedestal 1, both ends pass through the first support element 5 being rotatablely connected with it and 1 upper end of the pedestal respectively
Both ends connect, and the first driving means 3 are mounted on one end of 1 top of the pedestal by the second support element 6, and it drives end
It is sequentially connected with any one end of the boring bar 4, boring cutter 7 is installed on the boring bar 4, the upper end of the pedestal 1 is slidably installed
There are horizontally disposed objective table 2, the objective table 2 to be located at the lower section of the boring bar 4, under external force, the objective table 2 can
It is slided along 1 length direction of the pedestal.Its is simple in structure, and workpiece is fixed on the objective table, starts first driving means
Boring bar rotation is driven, objective table is pushed to move so that boring cutter is motionless along the base length direction, workpiece moves, workpiece and boring
Knife occurs to relatively move and be processed.
The upper end of pedestal 1 described in above-described embodiment is convexly equipped with " T " shaped sliding rail 11, the sliding rail 11 along its length
The both ends of the pedestal 1 are extended to along 1 length direction opposite direction of the pedestal, the lower end of the objective table 2 is recessed with and the cunning
The sliding slot 21 of 11 matched T shapes of rail, the sliding rail 11 extend into the sliding slot 21 and is slidably connected with it, in outer force effect
Under, 11 length direction of sliding rail described in 1 upper edge of pedestal of the objective table 2 slides.Sliding slot and sliding rail, and sliding slot and sliding rail phase are set
Mutually occlusion to objective table to carry out vertical and cross spacing.
Preferably, the sliding rail 11 of the upper end of pedestal 1 described in above-described embodiment is multiple, and multiple intervals of the sliding rail 11 are set
It sets, and the lower end of the objective table 2 is equipped with the sliding slot 21 of multiple T shapes, multiple sliding slots 21 and multiple sliding rails 11 are one by one
It is corresponding, and each sliding rail 11 extend into corresponding sliding slot 21 and is slidably connected with it.Multiple sliding rails and sliding slot are set, made
It is slidably connected more firm.
Objective table described in above-mentioned technical proposal is cube shape, and the objective table is arbitrary arbitrary with the pedestal on one side
Parallel on one side, both sides flush with the both sides of the pedestal or extend the both sides of the pedestal respectively.Make whole device
Structure it is more well-balanced, stress is evenly when processing.
As shown in figure 4, further including the second driving device 8, the lower end arbitrary neighborhood two of the objective table 2 in above-described embodiment
A bar-shaped trough 22 is recessed between a groove 21 along its length, the both ends of the bar-shaped trough 22 are extended respectively to close to described
The slot bottom at the both ends of objective table 2, the bar-shaped trough 22 is provided along its length rack 23, and the both ends of the rack 23 are prolonged respectively
It extends to close to the position at 22 both ends of the bar-shaped trough, the position that 1 upper center of the pedestal corresponds to the rack 23 is equipped with installation
Hole position 12, second driving device 8 is mounted in the mounting hole position 12, and driving end is vertically rotatably installed with teeth
Wheel, the top of the gear extend to the top of the mounting hole position and ratcheting with the rack 23, and second driving device 8 can
By driving end to drive the gear rotation, to drive the rack 23 and the objective table 2 along the length direction of the pedestal 1
Sliding.Wherein, mounting hole position 12 may include that a through-hole for extending transversely through the middle of the base 121 and one are located at pedestal upper end simultaneously
The strip-shaped hole 122 being connected to through-hole, and the strip-shaped hole 122 is located at the lower section of rack, second driving device is mounted on logical
In hole, and it drives the gear at end through the stretching of strip-shaped hole 122 and ratcheting with rack.Second driving device is set and makes entire loading
Platform can voluntarily be moved along base length direction in processing.The driving end of wherein the second driving device is a gear 81, institute
The upper end edge strip-shaped hole for stating gear 81 is extend out in bar-shaped trough and mutually ratcheting with the lower end of the rack.Note that strip-shaped hole 122
Size rotate to be standard not influence gear, wherein through-hole is arranged at the middle part in base length direction, entire dress can be improved
The stationarity set.
First support element 5 described in above-described embodiment includes holder 51 and bearing block 52, and the holder 51 is U-shaped structure,
And Open Side Down for its U-shaped, the both ends of 51 open end of the holder extend to lower section and the difference of 2 both sides of objective table separately down
It is fixedly connected with the side of 1 both sides of the pedestal；The bearing block 52 is mounted in the upper end of corresponding 51 blind end of holder
The both ends in portion, the boring bar 4 are rotatablely connected with the bearing block 52 of corresponding first support element 5 respectively.So that boring bar is fixed
Effect is more preferable, is conducive to improve machining accuracy.
As shown in Figure 5, it is preferred that the upper end end of the objective table is arranged at intervals with a plurality of fixing groove along its width direction
24, the both ends of the fixing groove 24 extend through the both ends of the objective table along the length direction of the objective table, described solid
Determine the both sides difference in-flanges at the upper end opening of slot 24, the fixing groove 24 fixes workpiece to installation bolt or fixture.
Second support element 6 described in above-described embodiment is U-shaped structure, and Open Side Down for its U-shaped, and is laterally disposed in described
The top of 1 one end of pedestal, both sides cell wall extend to separately down the lower section of objective table both sides and respectively in-flanges to it is described
The side wall of 1 both sides of pedestal connects；And the first driving means 3 are mounted on second support element 6, the first driving dress
3 driving end is set to be sequentially connected with mutually close one end of the boring bar 4.Its is simple in structure, and does not influence the movement of objective table.
First driving means 3 described in above-described embodiment and the second driving device 8 are respectively included by motor and deceleration device
The driving end of composition, two motors is sequentially connected with the input terminal of the corresponding deceleration device, wherein described first drives
The output end of 3 corresponding deceleration device of dynamic device is sequentially connected with the boring bar 4, second driving device, 8 corresponding deceleration
The output end of device passes through the strip-shaped hole 13 and the rack 23 of 2 lower end of the objective table to be sequentially connected.Deceleration device is set, is had
Conducive to the torque for the output for improving motor so that processing effect is more preferable.Wherein, it is corresponding to be mounted on the second driving device for gear 81
The output end of deceleration device.Wherein, motor is preferably servo motor.
As shown in fig. 6, further including control device in above-described embodiment, two motors are electric with the control device respectively
Connection, the control device are PLC controller.Control device is set, the degree of automation for improving entire boring machine is conducive to.Wherein
PLC controller has input unit to input machined parameters, and the PLC controller is controlling first driving means and second
The rotary speed of driving device.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of boring machine, which is characterized in that described including pedestal (1), objective table (2), first driving means (3) and boring bar (4)
Pedestal (1) is horizontally disposed cuboid pedestal, and the boring bar (4) is horizontally set on along the length direction of the pedestal (1)
The top of the pedestal (1), both ends pass through the first support element (5) being rotatablely connected with it and the pedestal (1) upper end respectively
Both ends connection, the first driving means (3) by the second support element (6) be mounted on the pedestal (1) above one end, and
It drives end and any one end of the boring bar (4) to be sequentially connected, and boring cutter (7), the pedestal are equipped on the boring bar (4)
(1) upper end is slidably fitted with horizontally disposed objective table (2), and the objective table (2) is located at the lower section of the boring bar (4),
Under outer force effect, the objective table (2) can be slided along the pedestal (1) length direction.
2. boring machine according to claim 1, which is characterized in that the upper end of the pedestal (1) is provided along its length cunning
The both ends of rail (11), the sliding rail (11) are extended respectively to close to the position of the pedestal (1) both ends end, the objective table
(2) it is slidably mounted on the sliding rail (11).
3. boring machine according to claim 2, which is characterized in that the sliding rail is T-shaped track, the lower end of the objective table (2)
It is recessed with the sliding slot (21) with the matched T shapes of the sliding rail (11), the sliding rail (11) extend into the sliding slot (21) simultaneously
It is slidably connected with it, under external force, the objective table (2) sliding rail (11) length direction described in pedestal (1) upper edge slides.
4. boring machine according to claim 3, which is characterized in that the sliding rail (11) of pedestal (1) upper end be it is multiple, it is multiple
Sliding rail (11) interval setting, and the lower end of the objective table (2) is equipped with the sliding slot (21) of multiple T shapes, multiple sliding slots
(21) corresponded with multiple sliding rails (11), and each sliding rail (11) extend into corresponding sliding slot (21) and and its
It is slidably connected.
5. boring machine according to claim 4, which is characterized in that the objective table (2) be cuboid, long side with it is described
The long side of pedestal (1) is mutually parallel or vertically, both sides flush with the both sides of the pedestal or extend the pedestal respectively
Both sides.
6. boring machine according to claim 5, which is characterized in that further include the second driving device (8), the objective table (2)
Two grooves (21) of lower end arbitrary neighborhood between be recessed with a bar-shaped trough (22) along its length, the bar-shaped trough (22)
Both ends are extended respectively to close to the both ends of the objective table (2), and the slot bottom of the bar-shaped trough (22) is provided along its length tooth
The both ends of item (23), the rack (23) extend respectively on the position at the bar-shaped trough (22) both ends, the pedestal (1)
The position of the corresponding rack (23) in end middle part is equipped with mounting hole position (12), and second driving device (8) is mounted on the peace
It fills in hole position (12), driving end is vertically rotatably equipped with gear (81), and the top of the gear (81) extends to the peace
The top of dress hole position is simultaneously ratcheting with the rack (23), and second driving device (8), which can pass through, drives end to drive the gear
Rotation, to drive the rack (23) and the objective table (2) to be slided along the length direction of the pedestal (1).
7. boring machine according to claim 6, which is characterized in that first support element (5) includes holder (51) and bearing
Seat (52), the holder (51) are U-shaped structure, and Open Side Down for its U-shaped, the both ends of holder (51) open end respectively to
Under extend to the lower section of objective table (2) both sides and be fixedly connected respectively with the side of the pedestal (1) both sides；The bearing block
(52) be mounted on the upper center of corresponding holder (51) blind end, the both ends of the boring bar (4) respectively with it is corresponding described
The bearing block (52) of first support element (5) is rotatablely connected.
8. boring machine according to claim 7, which is characterized in that second support element (6) is U-shaped structure, and its U-shaped
Open Side Down, and is laterally disposed in the top of the pedestal (1) one end, and both sides cell wall extends to objective table (2) two separately down
The lower section of side and respectively in-flanges with the side wall of the pedestal (1) both sides to connecting；And the first driving means (3) are mounted on
On second support element (6), the driving end of the first driving means (3) is passed with mutually close one end of the boring bar (4)
Dynamic connection.
9. according to the boring machine described in any one of claim 6-8, which is characterized in that the first driving means (3) and second
Driving device (8) is made of motor and deceleration device respectively, the driving end of two motors and the corresponding deceleration device
Input terminal be sequentially connected, wherein the output end of the deceleration device of the first driving means (3) is driven with the boring bar (4)
The output end of connection, the deceleration device of second driving device (8) passes through under the strip-shaped hole (13) and the objective table (2)
The rack (23) at end is sequentially connected.
10. boring machine according to claim 9, which is characterized in that further include control device, two motors respectively with institute
Control device electrical connection is stated, the control device is PLC controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810463297.3A CN108436135A (en) | 2018-05-15 | 2018-05-15 | A kind of boring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810463297.3A CN108436135A (en) | 2018-05-15 | 2018-05-15 | A kind of boring machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108436135A true CN108436135A (en) | 2018-08-24 |
Family
ID=63203789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810463297.3A Withdrawn CN108436135A (en) | 2018-05-15 | 2018-05-15 | A kind of boring machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108436135A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101058120A (en) * | 2007-05-31 | 2007-10-24 | 天津赛瑞机器设备有限公司 | Special purpose boring machine |
| CN201744856U (en) * | 2010-08-13 | 2011-02-16 | 上海三一精机有限公司 | Double-moving worktable for machine tools |
| CN102861936A (en) * | 2012-10-25 | 2013-01-09 | 江苏华新重工装备有限公司 | Boring machine for inner wall of drying drum |
| CN107350579A (en) * | 2017-09-17 | 2017-11-17 | 王之韵 | A kind of lathe for being easy to body tapping |
| CN208341793U (en) * | 2018-05-15 | 2019-01-08 | 安陆市天星粮油机械设备有限公司 | A kind of boring machine |
-
2018
- 2018-05-15 CN CN201810463297.3A patent/CN108436135A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101058120A (en) * | 2007-05-31 | 2007-10-24 | 天津赛瑞机器设备有限公司 | Special purpose boring machine |
| CN201744856U (en) * | 2010-08-13 | 2011-02-16 | 上海三一精机有限公司 | Double-moving worktable for machine tools |
| CN102861936A (en) * | 2012-10-25 | 2013-01-09 | 江苏华新重工装备有限公司 | Boring machine for inner wall of drying drum |
| CN107350579A (en) * | 2017-09-17 | 2017-11-17 | 王之韵 | A kind of lathe for being easy to body tapping |
| CN208341793U (en) * | 2018-05-15 | 2019-01-08 | 安陆市天星粮油机械设备有限公司 | A kind of boring machine |
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Application publication date: 20180824 |