CN113458460A - Perforating device for machining - Google Patents
Perforating device for machining Download PDFInfo
- Publication number
- CN113458460A CN113458460A CN202110669857.2A CN202110669857A CN113458460A CN 113458460 A CN113458460 A CN 113458460A CN 202110669857 A CN202110669857 A CN 202110669857A CN 113458460 A CN113458460 A CN 113458460A
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- Prior art keywords
- adjusting
- horizontal
- punching
- frame
- vertical
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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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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories 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
- B23Q1/25—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
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
- B23Q17/22—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring existing or desired position of tool or work
-
- 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
- B23Q5/02—Driving main working members
- B23Q5/04—Driving main working members rotary shafts, e.g. working-spindles
- B23Q5/10—Driving main working members rotary shafts, e.g. working-spindles driven essentially by electrical means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The invention discloses a punching device for machining, which comprises a main body, dovetail grooves, a transmission screw, a transmission disc, a handle, a lower wedge block, a T-shaped groove, a support frame, a first polished rod, a mounting seat, balls, a right speed regulating motor and an adjusting part, wherein the front end and the rear end of the inner wall of the main body are respectively provided with a vertical dovetail groove, and the bottom of the main body is rotatably connected with a horizontal transmission screw. According to the invention, through controlling the rotation of the right speed-regulating motor and the left speed-regulating double-shaft motor, three punching modes of drilling, cutting and milling can be considered at the same time, the using quantity of required punching equipment is reduced, the punching efficiency is indirectly improved, the punching angle can be adjusted by adjusting the position of the rotating frame on the index plate, the hole diameter of milling and cutting punching can be adjusted by adjusting the position of the sliding block, so that various punching requirements can be better met, and the adjustment of the punching angle and the punching hole diameter is more convenient due to the arrangement of the length scale and the angle scale.
Description
Technical Field
The invention relates to the field of machining, in particular to a punching device for machining.
Background
It is one kind at the common manufacturing procedure in the processing field to punch, and common mode of punching is mostly drilling, cutting and milling etc., these modes of punching respectively have each advantage shortcoming, but its common point often can only carry out one or two kinds of modes with the help of an instrument and punch, when meetting the work piece that the multiple mode of punching carried out processing that needs carry out, often can only use multiple processing equipment to carry out common processing, just can satisfy the processing needs, thereby the input cost of processing equipment has been increased, the efficiency of punching has been reduced again simultaneously, traditional perforating device's weak point has been highlighted.
Disclosure of Invention
The invention aims to provide a punching device for machining, which aims to solve the technical problem.
In order to achieve the purpose, the invention adopts the following technical scheme:
a punching device for machining comprises a main body, dovetail grooves, transmission screws, a transmission disc, a handle, a lower wedge block, a T-shaped groove, a support frame, a first polished rod, a mounting seat, balls, a right speed regulating motor and an adjusting part, wherein the front end and the rear end of the inner wall of the main body are respectively provided with a vertical dovetail groove, the bottom of the main body is rotatably connected with a horizontal transmission screw, the front end of the transmission screw is fixedly provided with a vertical transmission disc, the front end of the transmission disc is rotatably connected with a horizontal handle through a bearing, the transmission screw is in threaded connection with a vertical lower wedge block, the upper part of the lower wedge block penetrates through the T-shaped groove which is inclined towards the rear lower part, the right part of the main body is fixedly provided with a horizontal support frame, the left part of the support frame is fixedly provided with the first horizontal polished rods, a plurality of horizontal mounting seats are fixedly arranged on the circumference of the top end of the support frame at equal angles, and the upper parts of the mounting seats are rotatably connected with the vertical balls, a vertical right speed regulating motor is fixed at the bottom end of the right part of the supporting frame, and an adjusting part is installed on the upper part of the main body.
On the basis of the technical scheme, the adjusting part comprises an adjusting disc, an adjusting seat, length scales, an adjusting screw rod, an adjusting slide block, a right indicating arrow, a guiding slide block, a guiding polished rod frame, a dividing disc, angle scales, a rotating frame, a workbench, an upper wedge block, a T-shaped guide rail and a punching part, a rotating shaft of the right speed regulating motor penetrates through the supporting frame, a horizontal adjusting disc is fixed at the top end of the rotating shaft, a horizontal adjusting seat is fixed at the left part of the top end of the adjusting disc, a plurality of horizontal length scales are fixed at the top end of the adjusting seat, a horizontal adjusting screw rod is rotatably connected in the middle of the adjusting seat through a bearing, a horizontal adjusting slide block is slidably connected in the adjusting seat, two horizontal right indicating arrows are fixed in the middle of the adjusting slide block, a vertical guiding slide block is commonly slidably connected in the middle of the two polished rods, and a horizontal guiding polished rod frame is slidably connected at the upper part of the guiding slide block, the guide mechanism is characterized in that the right part of the guide polished rod frame is rotationally connected with the adjusting slide block, a vertical dividing disc is fixed at the left end of the guide polished rod frame, a plurality of horizontal angle scales are fixed at the left end of the dividing disc, the left part of the dividing disc is rotationally connected with a horizontal rotating frame through a bearing, a horizontal workbench is connected between the dovetail grooves in a sliding mode, a vertical upper wedge block is fixed at the bottom of the workbench, a T-shaped guide rail which inclines backwards and downwards is fixed at the bottom end of the upper wedge block, and a punching part is installed on the rotating frame.
On the basis of the technical scheme, the punching part comprises a left indication arrow, a fastening bolt, a left speed-regulating double-shaft motor, an upper swing shaft, a swing frame, a lower swing shaft and a drill bit, the right part of the swing frame is fixed with two horizontal left indication arrows, the right part of the swing frame is in threaded connection with two horizontal fastening bolts, the top end of the swing frame is fixed with a vertical left speed-regulating double-shaft motor, the bottom end of a rotating shaft at the bottom of the left speed-regulating double-shaft motor is fixed with a vertical upper swing shaft, the bottom of the upper swing shaft is connected with a horizontal swing frame through a bearing in a rotating mode, the periphery of the swing frame rotates at equal angles and is connected with a plurality of vertical lower swing shafts, the lower swing shafts are connected with the bottom of the swing frame through bearings in a rotating mode, and the top end of the upper swing shaft and the bottom end of the lower swing shaft are respectively provided with the vertical drill bit.
On the basis of the technical scheme, the lower wedge block is connected with the upper wedge block in a sliding mode through the T-shaped groove and the T-shaped guide rail, the lower wedge block can drive the lower wedge block to move back and forth through the manual rotating transmission disc, the lower wedge block can drive the upper wedge block and the workbench to slide up and down along the dovetail groove in the front and back moving process, the ball is in contact with the bottom end of the adjusting disc all the time, the adjusting slider is in threaded connection with the adjusting screw rod, the adjusting slider can drive the adjusting slider to slide left and right along the adjusting seat through the manual rotating adjusting screw rod, the right end of the fastening bolt can be in contact with the left end of the dividing disc, and the left speed-adjusting double-shaft motor can drive the upper swing shaft, the lower swing shaft and the drill bit to rotate after being electrified.
Compared with the prior art, the invention has the following advantages: according to the invention, through controlling the rotation of the right speed-regulating motor and the left speed-regulating double-shaft motor, three punching modes of drilling, cutting and milling can be considered at the same time, the using quantity of required punching equipment is reduced, the punching efficiency is indirectly improved, the punching angle can be adjusted by adjusting the position of the rotating frame on the index plate, the hole diameter of milling and cutting punching can be adjusted by adjusting the position of the sliding block, so that various punching requirements can be better met, and the adjustment of the punching angle and the punching hole diameter is more convenient due to the arrangement of the length scale and the angle scale.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the installation of the lower wedge of the present invention.
Fig. 3 is a schematic view of the installation of the guide shoe of the present invention.
Fig. 4 is a schematic view showing the installation of the fastening bolt of the present invention.
FIG. 5 is a schematic structural diagram of a workbench according to the present invention.
In the figure: 1. the device comprises a main body, 2, dovetail grooves, 3, a transmission screw rod, 4, a transmission disc, 5, a handle, 6, a lower wedge block, 7, a T-shaped groove, 8, a support frame, 9, a polished rod I, 10, a mounting seat, 11, a ball, 12, a right speed regulating motor, 13, a regulating part, 14, a regulating disc, 15, a regulating seat, 16, length scales, 17, a regulating screw rod, 18, a regulating slide block, 19, a right indication arrow, 20, a guide slide block, 21, a guide polished rod frame, 22, a dividing disc, 23, angle scales, 24, a rotating frame, 25, a workbench, 26, an upper wedge block, 27, a T-shaped guide rail, 28, a punching part, 29, a left indication arrow, 30, a fastening bolt, 31, a left speed regulating double-shaft motor, 32, an upper swing shaft, 33, a swing frame, 34, a lower swing shaft, 35 and a drill bit.
Detailed Description
The invention is explained in further detail below with reference to the figures and the specific embodiments.
As shown in fig. 1-5, a punching device for machining comprises a main body 1, dovetail grooves 2, a transmission screw 3, a transmission disc 4, a handle 5, a lower wedge 6, a T-shaped groove 7, a support frame 8, a polish rod 9, a mounting seat 10, a ball 11, a right speed-regulating motor 12 and an adjusting part 13, wherein the front end and the rear end of the inner wall of the main body 1 are respectively provided with a vertical dovetail groove 2, the bottom of the main body 1 is rotatably connected with a horizontal transmission screw 3, the front end of the transmission screw 3 is fixedly provided with a vertical transmission disc 4, the front end of the transmission disc 4 is rotatably connected with a horizontal handle 5 through a bearing, the transmission screw 3 is in threaded connection with a vertical lower wedge 6, and in order to ensure good thread transmission of the transmission screw 3 and the lower wedge 6, a through threaded hole which can be matched with the transmission screw 3 is processed at the bottom of the lower wedge 6, lower wedge 6 can drive its back-and-forth movement through manual rotation drive disc 4, 6 upper portions of lower wedge run through have a T type groove 7 to the slope of rear below, 1 right part of main part is fixed with a horizontally support frame 8, 8 left parts of support frame are fixed with two horizontally polished rods 9 No. one, 8 top circumferences of support frame are fixed with a plurality of horizontally mount pads 10 with the same angle, each 10 upper portions of mount pad rotate and are connected with a plurality of vertical balls 11, 8 right parts bottom mounting of support frame has a vertical right buncher 12, regulating part 13 is installed on 1 upper portion of main part.
The adjusting part 13 comprises an adjusting disc 14, an adjusting seat 15, length scales 16, an adjusting screw 17, an adjusting slider 18, a right indicating arrow 19, a guiding slider 20, a guiding polished rod frame 21, an index plate 22, angle scales 23, a rotating frame 24, a workbench 25, an upper wedge block 26, a T-shaped guide rail 27 and a punching part 28, wherein a rotating shaft of the right speed regulating motor 12 penetrates through the supporting frame 8, the top end of the right speed regulating motor is fixedly provided with a horizontal adjusting disc 14, the left part of the top end of the adjusting disc 14 is fixedly provided with a horizontal adjusting seat 15, the top end of the adjusting seat 15 is fixedly provided with a plurality of horizontal length scales 16, the middle part of the adjusting seat 15 is rotatably connected with a horizontal adjusting screw 17 through a bearing, the adjusting seat 15 is slidably connected with a horizontal adjusting slider 18, the adjusting slider 18 is in threaded connection with the adjusting screw 17, in order to ensure good sliding connection between the adjusting seat 15 and the adjusting slider 18, should guarantee its contact part smooth no burr, two horizontal right direction arrow 19 are fixed at the middle part of adjusting slider 18, two No. one polished rod 9 middle part common sliding connection has a vertical direction slider 20, the upper portion sliding connection of direction slider 20 has a horizontal direction polished rod frame 21, in order to guarantee the good sliding connection of No. one polished rod 9, direction slider 20 and direction polished rod frame 21, should guarantee its contact part smooth no burr, the direction polished rod frame 21 right part rotates with adjusting slider 18 and is connected, the direction polished rod frame 21 left end is fixed with a vertical graduated disk 22, the graduated disk 22 left end is fixed with a plurality of horizontal angle scales 23, the graduated disk 22 left part rotates through the bearing and is connected with a horizontal swivel mount 24, two a horizontal workstation 25 of common sliding connection between the dovetail 2, in order to guarantee the good sliding connection of dovetail 2 and workstation 25, the contact part of the dovetail groove 2 and the workbench 25 is ensured to be smooth and burr-free, a vertical upper wedge block 26 is fixed at the bottom of the workbench 25, a T-shaped guide rail 27 which inclines backwards and downwards is fixed at the bottom end of the upper wedge block 26, and a punching part 28 is installed on the rotating frame 24.
The punching part 28 comprises a left indication arrow 29, a fastening bolt 30, a left speed-regulating double-shaft motor 31, an upper swing shaft 32, a swing frame 33, a lower swing shaft 34 and a drill bit 35, wherein the right part of the swing frame 24 is fixedly provided with two horizontal left indication arrows 29, the right part of the swing frame 24 is in threaded connection with the two horizontal fastening bolts 30, the right ends of the two fastening bolts 30 can be in contact with the left end of the index plate 22, the top end of the swing frame 24 is fixedly provided with a vertical left speed-regulating double-shaft motor 31, the bottom end of a rotating shaft at the bottom of the left speed-regulating double-shaft motor 31 is fixedly provided with a vertical upper swing shaft 32, the bottom of the upper swing shaft 32 is rotatably connected with a horizontal swing frame 33 through a bearing, the upper circumference of the swing frame 33 is rotatably connected with a plurality of vertical lower swing shafts 34 at equal angles, the lower swing shaft 34 is rotatably connected with the bottom of the swing frame 24 through a bearing, the top end of the upper swing shaft 32 and the bottom end of the lower swing shaft 34 are respectively provided with a vertical drill bit 35, each of the drill bits 35 can be replaced according to the use requirement.
The lower wedge block 6 is connected with the upper wedge block 26 in a sliding mode through the T-shaped groove 7 and the T-shaped guide rail 27, smooth and burr-free contact parts of the lower wedge block 6 and the upper wedge block 26 are guaranteed to be connected in a sliding mode, the lower wedge block 6 can drive the upper wedge block 26 and the workbench 25 to slide up and down along the dovetail groove 2 in the front-back moving process, the ball 11 is always in contact with the bottom end of the adjusting disc 14, the adjusting slide block 18 can drive the adjusting slide block to slide left and right along the adjusting seat 15 through the manual rotating adjusting screw 17, and the left speed-adjusting double-shaft motor 31 can drive the upper swing shaft 32, the lower swing shaft 34 and the drill bit 35 to rotate after being electrified.
The working principle of the invention is as follows: the workpiece is clamped on the workbench 25 by using a clamp, then the transmission disc 4 is manually rotated, namely the front and back positions of the lower wedge block 6 can be adjusted, so that the horizontal height of the workbench 25 can be adjusted, when drilling work is required, the position of the rotating frame 24 can be adjusted by manually rotating the fastening bolt 30, so that the drill bit 35 at the upper part or the lower part of the left speed-regulating double-shaft motor 31 faces the workpiece at a proper angle, then single drilling or multiple drilling can be carried out on the workpiece by controlling the lifting of the workbench 25, when milling or cutting is required, firstly, the drill bit 35 at the upper part of the left speed-regulating double-shaft motor 31 is replaced by a cutter for milling or cutting, and faces the workpiece at a proper angle, then, the position of the adjusting slide block 18 on the adjusting seat 15 is adjusted according to the requirement of the punching size, and then the power supply of the right speed-regulating double-shaft motor 12 and the left speed-regulating motor 31 can be switched on, the milling or cutting punching can be carried out, the punching angle can be adjusted by adjusting the position of the rotating frame 24 on the indexing disc 22, and the hole diameter of the milling or cutting punching can be adjusted by adjusting the position of the adjusting slide block 18.
The foregoing is a preferred embodiment of the present invention, and it will be apparent to those skilled in the art that variations, modifications, substitutions and alterations can be made in the embodiment without departing from the principles and spirit of the invention.
Claims (4)
1. The utility model provides a perforating device for machining, includes main part (1), dovetail (2), drive screw (3), driving disc (4), handle (5), lower wedge (6), T type groove (7), support frame (8), polished rod (9), mount pad (10), ball (11), right buncher (12), regulating part (13), its characterized in that: the front end and the rear end of the inner wall of the main body (1) are respectively provided with a vertical dovetail groove (2), the bottom of the main body (1) is rotatably connected with a horizontal transmission screw (3), the front end of the transmission screw (3) is fixedly provided with a vertical transmission disc (4), the front end of the transmission disc (4) is rotatably connected with a horizontal handle (5) through a bearing, the transmission screw (3) is in threaded connection with a vertical lower wedge block (6), the upper part of the lower wedge block (6) is penetrated with a T-shaped groove (7) which is inclined towards the rear lower part, the right part of the main body (1) is fixedly provided with a horizontal support frame (8), the left part of the support frame (8) is fixedly provided with two horizontal polished rods (9), the circumference of the top end of the support frame (8) is fixedly provided with a plurality of horizontal installation seats (10) at equal angles, and the upper part of each installation seat (10) is rotatably connected with a plurality of vertical balls (11), a vertical right speed regulating motor (12) is fixed at the bottom end of the right part of the support frame (8), and an adjusting part (13) is installed on the upper part of the main body (1).
2. The punching device for machining according to claim 1, wherein: the adjusting part (13) comprises an adjusting disc (14), an adjusting seat (15), length scales (16), an adjusting screw (17), an adjusting slider (18), a right indicating arrow (19), a guiding slider (20), a guiding polished rod frame (21), an index plate (22), angle scales (23), a rotating frame (24), a workbench (25), an upper wedge block (26), a T-shaped guide rail (27) and a punching part (28), wherein a rotating shaft of the right speed regulating motor (12) penetrates through the supporting frame (8), the top end of the right speed regulating motor is fixedly provided with a horizontal adjusting disc (14), the left part of the top end of the adjusting disc (14) is fixedly provided with a horizontal adjusting seat (15), the top end of the adjusting seat (15) is fixedly provided with a plurality of horizontal length scales (16), the middle part of the adjusting seat (15) is rotatably connected with a horizontal adjusting screw (17) through a bearing, the horizontal adjusting slider (18) is slidably connected in the adjusting seat (15), the middle part of the adjusting slide block (18) is fixed with two horizontal right indicating arrows (19), the middle parts of the two polished rods (9) are jointly and slidably connected with a vertical guide slide block (20), the upper part of the guide slide block (20) is slidably connected with a horizontal guide polished rod frame (21), the right part of the guide polished rod frame (21) is rotatably connected with the adjusting slide block (18), the left end of the guide polished rod frame (21) is fixedly provided with a vertical dividing disc (22), the left end of the dividing disc (22) is fixedly provided with a plurality of horizontal angle scales (23), the left part of the dividing disc (22) is rotatably connected with a horizontal rotating frame (24) through a bearing, a horizontal workbench (25) is jointly and slidably connected between the two dovetail grooves (2), the bottom of the workbench (25) is fixed with a vertical upper wedge block (26), and the bottom end of the upper wedge block (26) is fixed with a T-shaped guide rail (27) which inclines towards the rear lower part, the rotary frame (24) is provided with a punching part (28).
3. The punching apparatus for machining according to claim 1 or 2, wherein: the punching part (28) comprises a left indication arrow (29), a fastening bolt (30), a left speed-regulating double-shaft motor (31), an upper swing shaft (32), a swing frame (33), a lower swing shaft (34) and a drill bit (35), wherein the right part of the swing frame (24) is fixed with the two horizontal left indication arrows (29), the right part of the swing frame (24) is in threaded connection with the two horizontal fastening bolts (30), the top end of the swing frame (24) is fixed with the vertical left speed-regulating double-shaft motor (31), the bottom end of a rotating shaft at the bottom of the left speed-regulating double-shaft motor (31) is fixed with the vertical upper swing shaft (32), the bottom of the upper swing shaft (32) is rotatably connected with the horizontal swing frame (33) through a bearing, the upper circumference of the swing frame (33) is rotatably connected with the plurality of vertical lower swing shafts (34) in an equal angle, and the lower swing shaft (34) is rotatably connected with the bottom of the swing frame (24) through a bearing, and a vertical drill bit (35) is respectively arranged at the top end of the upper swing shaft (32) and the bottom end of the lower swing shaft (34).
4. The punching apparatus for machining according to claim 1 or 2, wherein: the lower wedge block (6) is connected with the upper wedge block (26) in a sliding mode through a T-shaped groove (7) and a T-shaped guide rail (27), the lower wedge block (6) can drive the lower wedge block to move back and forth through a manual rotating transmission disc (4), the lower wedge block (6) can drive the upper wedge block (26) and a workbench (25) to slide up and down along a dovetail groove (2) in the front and back moving process, a ball (11) is always in contact with the bottom end of an adjusting disc (14), an adjusting slide block (18) is in threaded connection with an adjusting screw rod (17), the adjusting slide block (18) can drive the adjusting slide block (15) to slide left and right through the manual rotating adjusting screw rod (17), the right ends of two fastening bolts (30) can be in contact with the left end of a dividing disc (22), and a left speed adjusting motor (31) can drive an upper swing shaft (32) and a double shaft after being electrified, The lower swing shaft (34) and the drill bit (35) rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110669857.2A CN113458460A (en) | 2021-06-17 | 2021-06-17 | Perforating device for machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110669857.2A CN113458460A (en) | 2021-06-17 | 2021-06-17 | Perforating device for machining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113458460A true CN113458460A (en) | 2021-10-01 |
Family
ID=77870196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110669857.2A Withdrawn CN113458460A (en) | 2021-06-17 | 2021-06-17 | Perforating device for machining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113458460A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114367871A (en) * | 2022-01-11 | 2022-04-19 | 吉林农业科技学院 | Angle-adjustable machining tool |
-
2021
- 2021-06-17 CN CN202110669857.2A patent/CN113458460A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114367871A (en) * | 2022-01-11 | 2022-04-19 | 吉林农业科技学院 | Angle-adjustable machining tool |
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Application publication date: 20211001 |