CN115090935A - Automatic punching and pulling integrated machine for fan production - Google Patents
Automatic punching and pulling integrated machine for fan production Download PDFInfo
- Publication number
- CN115090935A CN115090935A CN202210879255.4A CN202210879255A CN115090935A CN 115090935 A CN115090935 A CN 115090935A CN 202210879255 A CN202210879255 A CN 202210879255A CN 115090935 A CN115090935 A CN 115090935A
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- punching
- fan
- pulling
- integrated machine
- fan coil
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- 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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- 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
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0042—Devices for removing chips
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- 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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
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- 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
- B23Q5/26—Fluid-pressure drives
- B23Q5/261—Fluid-pressure drives for spindles
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The invention relates to the technical field of punching and drawing integrated machines, and discloses an automatic punching and drawing integrated machine for fan production, which comprises: the device comprises a rack and a fan coil, wherein an adjusting plate is arranged on one side of the top of the rack, a fixing plate is arranged on the other side of the top of the rack, a threaded rod is arranged in the center of the adjusting plate, a positioner is arranged at one end of the threaded rod, the fan coil is clamped between the positioners, lead screws are arranged on two sides of the fan coil on the top of the rack, a servo motor is arranged at one end of each lead screw, and a first punching and pulling mechanism is arranged on the outer side of each lead screw on one side of the rack.
Description
Technical Field
The invention relates to the technical field of punching and drawing integrated machines, in particular to an automatic punching and drawing integrated machine for fan production.
Background
The fan is a machine which increases the gas pressure and discharges the gas by means of the input mechanical energy, and is commonly used in cooling and heating equipment, in the end device of the cooling and heating equipment, the fan often cooperates with a coil pipe to form one of the end devices of an air conditioning system, when chilled water or hot water flows through the coil pipe, the fan exchanges heat with the air outside the pipe, and cooperates with the fan to cool the air, dehumidify or heat the air to adjust the indoor air parameters.
When the fan coil is produced, the copper pipe has the characteristics of firmness, corrosion resistance, good heat conductivity, high low-temperature strength, high temperature resistance, high pressure resistance, easy linkage, easy bending and the like, so that the copper pipe is widely applied to various industries. The copper pipe is the first choice for the installation of tap water pipelines, heat supply pipelines and refrigeration pipelines. Need the trompil to carry out the connection of branch pipe when the copper pipe uses, punch a hole and just trompil on the copper pipe through the mode of punching press, pull out the hole and be really for copper pipe processing horn mouth, one can insert another behind the copper pipe expands into the horn mouth, increase area of contact, improve welding quality more easily in the welded.
The existing automatic punching and pulling integrated machine for fan production generally comprises a feeding mechanism, a first punching and pulling mechanism and a second punching and pulling mechanism, however, when the existing automatic punching and pulling integrated machine punches and pulls holes of a copper pipe, the copper pipe usually moves in parallel, the first punching and pulling mechanism and the second punching and pulling mechanism are kept still, the outer wall of the copper pipe is easily damaged in the moving process of the copper pipe, and the production quality of a fan coil is affected.
Disclosure of Invention
The invention aims to provide an automatic punching and drawing integrated machine for fan production, which aims to solve the problems that the outer wall of a copper pipe is easy to damage and the production quality of a fan coil is influenced when a hole of the copper pipe is punched and drawn by the existing automatic punching and drawing integrated machine in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a fan production is with automatic all-in-one of drawing of dashing, includes: frame and fan coil pipe, frame top one side is equipped with the regulating plate, and the opposite side is equipped with the fixed plate, regulating plate central authorities are equipped with the threaded rod, threaded rod one end is equipped with the locator, fixed plate one side is equipped with the locator, accompany the fan coil pipe between the locator, the frame top is located fan coil pipe both sides and is equipped with the lead screw, lead screw one end is equipped with servo motor, one side the lead screw outside is equipped with first punching and pulling mechanism, and the lead screw outside of opposite side is equipped with the second punching and pulling mechanism, be equipped with the guide bar between regulating plate and the fixed plate bottom.
Preferably, the top of the rack is provided with adjusting bolts below two ends of the fan coil, and the top of each adjusting bolt is provided with an adjusting pipe seat.
Preferably, the first punching and pulling mechanism comprises a screw rod nut located on the outer side of a screw rod, a supporting plate is arranged on the outer wall of the screw rod nut, a guide hole is formed in the central position of the supporting plate and located on the outer side of a guide rod, electromagnets are arranged on two sides of the top of the supporting plate, springs are arranged on the outer sides of the electromagnets, a supporting tube seat is arranged at the top of each spring, an iron block is arranged on the inner side of each spring and located at the bottom of the supporting tube seat, electric hydraulic rods are arranged on two sides of the top of the supporting tube seat, a top plate is arranged at the top of each electric hydraulic rod, a driving motor is arranged in the central position of the top plate, and a punching and pulling drill bit is arranged at the bottom of a piston rod of the driving motor.
Preferably, the second punching and pulling mechanism and the first punching and pulling mechanism are symmetrically distributed, and the second punching and pulling mechanism and the first punching and pulling mechanism have the same structure.
Preferably, the locator is round platform form, a plurality of step has been seted up to locator round platform outer wall, one of them step external diameter is the same with the internal diameter of fan coil pipe on the locator.
Preferably, the top of the adjusting pipe seat is provided with a V-shaped groove, and the inner wall of the V-shaped groove is provided with an anti-slip pad.
Preferably, the top of the supporting tube seat is provided with a V-shaped groove, and the inner wall of the V-shaped groove is provided with an anti-slip pad.
Preferably, bearing blocks are arranged at two ends of the screw rod on the top of the frame.
Preferably, one end of the threaded rod, which is far away from the positioner, is provided with a rotating handle, and the center of the adjusting plate, which is positioned at the threaded rod mounting part, is provided with an internal thread.
Preferably, the two positioners are concentric with the circle center of the fan coil.
Compared with the prior art, the invention has the beneficial effects that:
the invention realizes that when the automatic punching and pulling integrated machine for fan production is used, a fan coil is placed on an adjusting pipe seat, the two ends of the fan coil are clamped through a positioner by rotating a threaded rod, the height of the adjusting pipe seat is adjusted through an adjusting bolt, the inner wall of a V-shaped groove of the adjusting pipe seat is abutted against the fan coil, then punching and pulling operation of the fan coil can be carried out, when the hole is punched, an electromagnet is started, the supporting pipe seat is descended by the magnetic adsorption of the electromagnet on an iron block, the supporting pipe seat is separated from the fan coil, a servo motor drives the screw rod to rotate, the rotary motion of the screw rod is converted into linear motion through a screw rod nut, the guide rod is used for guiding to drive a first punching and pulling mechanism to move, and after the screw rod moves to a punching part, a punching and pulling drill bit is driven to rotate through a driving motor, drive the drill bit of punching and pulling through electronic hydraulic stem and descend, drill and pull out the hole to fan coil, punch and pull out the hole and accomplish the back, control electronic hydraulic stem gets back to the normal position, close the electro-magnet, under the spring action of spring, make the support tube socket reset, the in-process support tube socket produces the collision with fan coil, be convenient for shake the piece that fan coil punched and pulled out hole department, repeat the above-mentioned action and carry out the punching and pulling out hole of next hole site, whole device is through changing original pipeline displacement into the displacement of punching and pulling out the mechanism, the outer wall damage that fan coil continuous displacement caused when punching and pulling out the hole has been avoided, through the first mechanism and the second mechanism of punching and pulling out that set up, realize punching and pulling out when porous position, the surface quality of the fan coil who guarantees when improving production efficiency.
Drawings
FIG. 1 is a perspective view of an automatic punching and pulling integrated machine for fan production according to the present invention;
FIG. 2 is a front view of an automatic punching and drawing integrated machine for fan production according to the present invention;
FIG. 3 is a top view of an automatic punching and drawing integrated machine for fan production according to the present invention;
FIG. 4 is a left sectional view of the automatic punching and pulling integrated machine for fan production according to the present invention;
FIG. 5 is a perspective view of a first punching mechanism of the automatic punching and pulling integrated machine for fan production according to the present invention;
FIG. 6 is a front view of a first punching and pulling mechanism of the automatic punching and pulling integrated machine for fan production according to the present invention;
fig. 7 is a perspective view of the positioner of the automatic punching and pulling integrated machine for fan production.
In the figure: 1-a frame; 2-adjusting plate; 3-a fan coil; 4-a first punching and drawing mechanism; 401-screw nut; 402-a support plate; 403-an electromagnet; 404-a spring; 405-an iron block; 406-supporting a socket; 407-electro-hydraulic lever; 408-a top plate; 409-a drive motor; 410-punching and drawing a drill bit; 411-a pilot hole; 5-a second punching and drawing mechanism; 6-a positioner; 7-fixing the plate; 8-a servo motor; 9-a screw rod; 10-a guide bar; 11-a threaded rod; 12-adjusting the tube seat; 13-adjusting the bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-7, the present invention provides a technical solution: the utility model provides a fan production is with automatic all-in-one of drawing of dashing, includes: frame 1 and fan coil 3, there is regulating plate 2 frame 1 top one side through the screw connection, the opposite side has fixed plate 7 through the screw connection, 2 central authorities of regulating plate are connected with threaded rod 11 through the internal and external screw-thread fit, there is locator 6 threaded rod 11 one end through the screw connection, there is locator 6 fixed plate 7 one side through the screw connection, accompany fan coil 3 between the locator 6, 1 top of frame is located 3 both sides rotations of fan coil and is connected with lead screw 9, lead screw 9 one end is equipped with servo motor 8, servo motor 8 installs in frame 1, 8 power output shaft one end of servo motor and 9 one end fixed connection of lead screw, 9 outside sliding connection of lead screw of one side has first punching mechanism 4, 9 outside sliding connection of lead screw of opposite side has second punching mechanism 5, the joint has guide bar 10 between regulating plate 2 and the 7 bottoms of fixed plate.
Adjusting bolts 13 are arranged below the two ends of the fan coil 3 at the top of the rack 1, and adjusting tube seats 12 are arranged at the tops of the adjusting bolts 13, so that the heights of the adjusting tube seats 12 can be adjusted conveniently through the adjusting bolts 13, and the fan coil support is suitable for supporting the fan coils 3 with different diameters.
The first punching and pulling mechanism 4 comprises a screw nut 401 located on the outer side of a screw rod 9, a supporting plate 402 is arranged on the outer wall of the screw nut 401, the central position of the supporting plate 402 is located on the outer side of a guide rod 10, a guide hole 411 is formed in the outer side of the guide rod, electromagnets 403 are arranged on two sides of the top of the supporting plate 402, springs 404 are arranged on the outer side of the electromagnets 403 on the top of the supporting plate 402, supporting tube seats 406 are arranged on the top of the springs 404, iron blocks 405 are arranged on the inner side of the supporting tube seats 406, electric hydraulic rods 407 are arranged on two sides of the top of the supporting tube seats 406, a top plate 408 is arranged on the top of the electric hydraulic rods 407, a driving motor 409 is arranged in the central position of the top plate 408, and a punching and pulling drill 410 is arranged at the bottom of a piston rod of the driving motor 409.
The two ends of the fan coil 3 are clamped through the positioner 6 by rotating the threaded rod 11, the height of the adjusting pipe seat 12 is adjusted through the adjusting bolt 13, so that the inner wall of the V-shaped groove of the adjusting pipe seat 12 is abutted to the fan coil 3, then punching and hole-pulling operations of the fan coil 3 can be carried out, when punching and hole-pulling are carried out, the electromagnet 403 is started, the supporting pipe seat 406 is descended through the magnetic adsorption of the electromagnet 403 on the iron block 405, the supporting pipe seat 406 is separated from the fan coil 3, the screw rod 9 is driven to rotate through the servo motor 8, the rotary motion of the screw rod 9 is converted into linear motion through the screw rod nut 401, the guide rod 10 is used for guiding, the first punching and pulling mechanism 4 is driven to move, the second punching and pulling mechanism 5 is moved in the same way, because the first punching and pulling mechanism 4 and the second punching and pulling mechanism 5 respectively move on the two screw rods 9, the punching and hole-pulling can be respectively carried out on the two punching and hole-pulling mechanisms, the efficiency of punching and drawing the hole is improved.
The second punching and drawing mechanism 5 and the first punching and drawing mechanism 4 are symmetrically distributed, and the second punching and drawing mechanism 5 and the first punching and drawing mechanism 4 have the same structure.
V type groove has been seted up at regulation tube seat 12 top, and V type inslot wall is equipped with the slipmat, and V type groove has been seted up at support tube seat 406 top, and V type inslot wall is equipped with the slipmat, is convenient for support fan coil 3, is convenient for be applicable to the fan coil 3 use of multiple diameter simultaneously.
The top of the frame 1 is positioned at two ends of the screw rod 9 and is provided with a bearing seat, one end of the threaded rod 11, which is far away from the positioner 6, is provided with a rotating handle, and the center of the adjusting plate 2, which is positioned at the mounting part of the threaded rod 11, is provided with an internal thread, so that the threaded rod 11 can rotate to adjust the position of the positioner 6.
The working principle is as follows: when the automatic punching and pulling integrated machine for fan production is used, a fan coil 3 is placed on an adjusting pipe seat 12, two ends of the fan coil 3 are clamped through a positioner 6 by rotating a threaded rod 11, the height of the adjusting pipe seat 12 is adjusted through an adjusting bolt 13, the inner wall of a V-shaped groove of the adjusting pipe seat 12 is abutted to the fan coil 3, then punching and hole pulling operations of the fan coil 3 can be carried out, an electromagnet 403 is started during punching and hole pulling, a support pipe seat 406 descends through magnetic adsorption of the electromagnet 403 on an iron block 405, the support pipe seat 406 is separated from the fan coil 3, a servo motor 8 drives a screw rod 9 to rotate, the rotary motion of the screw rod 9 is converted into linear motion through a screw rod nut 401, guiding is carried out through a guide rod 10, a first punching and pulling mechanism 4 is driven to move, and a punching and pulling drill bit 409 is driven to rotate through a driving motor after the screw rod moves to a punching position, the electric hydraulic rod 407 drives the punching and pulling drill 410 to descend, holes are drilled and pulled in the fan coil 3, after the holes are punched and pulled, the electric hydraulic rod 407 is controlled to return to the original position, the electromagnet 403 is closed, the supporting tube seat 406 is reset under the elastic force action of the spring 404, the supporting tube seat 406 collides with the fan coil 3 in the resetting process, scraps at the punching and pulling holes of the fan coil 3 are convenient to shake off, the punching and pulling holes at the next hole position are punched and pulled by repeating the actions, the whole device changes the original pipeline displacement into the displacement of the punching and pulling mechanism, the damage to the outer wall caused by continuous displacement of the fan coil 3 during punching and pulling the holes is avoided, through the arranged first punching and pulling mechanism 4 and the second punching and pulling mechanism 5, punching and pulling at multiple hole positions are realized, and the surface quality of the fan coil 3 is guaranteed while the production efficiency is improved.
All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Claims (10)
1. The utility model provides a fan production is with automatic all-in-one of drawing of dashing, includes: frame (1) and fan coil pipe (3), its characterized in that: frame (1) top one side is equipped with regulating plate (2), and the opposite side is equipped with fixed plate (7), regulating plate (2) central authorities are equipped with threaded rod (11), threaded rod (11) one end is equipped with locator (6), fixed plate (7) one side is equipped with locator (6), accompany fan coil (3) between locator (6), frame (1) top is located fan coil (3) both sides and is equipped with lead screw (9), lead screw (9) one end is equipped with servo motor (8), one side lead screw (9) outside is equipped with first punching and pulls out mechanism (4), and the lead screw (9) outside of opposite side is equipped with the second punching and pulls out mechanism (5), be equipped with guide bar (10) between regulating plate (2) and fixed plate (7) bottom.
2. The automatic punching and pulling integrated machine for fan production according to claim 1, characterized in that: the top of the rack (1) is located at two ends of the fan coil (3) and is provided with adjusting bolts (13), and adjusting pipe seats (12) are arranged at the tops of the adjusting bolts (13).
3. The automatic punching and pulling integrated machine for fan production according to claim 1, characterized in that: the first punching and drawing mechanism (4) comprises a screw rod nut (401) positioned on the outer side of the screw rod (9), a support plate (402) is arranged on the outer wall of the feed screw nut (401), a guide hole (411) is formed in the center of the support plate (402) and positioned on the outer side of the guide rod (10), electromagnets (403) are arranged on two sides of the top of the supporting plate (402), springs (404) are arranged on the top of the supporting plate (402) and positioned outside the electromagnets (403), a supporting tube seat (406) is arranged at the top of the spring (404), an iron block (405) is arranged at the bottom of the supporting tube seat (406) and positioned at the inner side of the spring (404), two sides of the top of the supporting pipe seat (406) are provided with electric hydraulic rods (407), the top of each electric hydraulic rod (407) is provided with a top plate (408), the center of the top plate (408) is provided with a driving motor (409), and the bottom of a piston rod of the driving motor (409) is provided with a punching and pulling drill bit (410).
4. The automatic punching and pulling integrated machine for fan production according to claim 1, characterized in that: the second punching and drawing mechanism (5) and the first punching and drawing mechanism (4) are symmetrically distributed, and the second punching and drawing mechanism (5) and the first punching and drawing mechanism (4) are identical in structure.
5. The automatic punching and pulling integrated machine for fan production according to claim 1, characterized in that: the positioner (6) is in a round table shape, a plurality of steps are arranged on the outer wall of the round table of the positioner (6), and the outer diameter of one of the steps on the positioner (6) is the same as the inner diameter of the fan coil (3).
6. The automatic punching and pulling integrated machine for fan production according to claim 2, characterized in that: the top of the adjusting pipe seat (12) is provided with a V-shaped groove, and the inner wall of the V-shaped groove is provided with an anti-slip pad.
7. The automatic punching and pulling integrated machine for fan production according to claim 3, characterized in that: the top of the supporting tube seat (406) is provided with a V-shaped groove, and the inner wall of the V-shaped groove is provided with an anti-skid pad.
8. The automatic punching and pulling integrated machine for fan production according to claim 1, characterized in that: bearing blocks are arranged at the two ends of the screw rod (9) on the top of the frame (1).
9. The automatic punching and pulling integrated machine for fan production according to claim 1, characterized in that: the threaded rod (11) is far away from one end of the positioner (6) and is provided with a rotating handle, and the center of the adjusting plate (2) is provided with an internal thread at the mounting part of the threaded rod (11).
10. The automatic punching and pulling integrated machine for fan production according to claim 1, characterized in that: the two positioners (6) are concentric with the circle center of the fan coil (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210879255.4A CN115090935B (en) | 2022-07-25 | 2022-07-25 | Automatic punching and pulling integrated machine for fan production |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210879255.4A CN115090935B (en) | 2022-07-25 | 2022-07-25 | Automatic punching and pulling integrated machine for fan production |
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| Publication Number | Publication Date |
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| CN115090935A true CN115090935A (en) | 2022-09-23 |
| CN115090935B CN115090935B (en) | 2023-03-21 |
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| CN202210879255.4A Active CN115090935B (en) | 2022-07-25 | 2022-07-25 | Automatic punching and pulling integrated machine for fan production |
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| CN108620478A (en) * | 2018-04-27 | 2018-10-09 | 佛山市奔达普菲自动化有限公司 | Anti-deformation punching pipes diel |
| CN208196237U (en) * | 2018-05-03 | 2018-12-07 | 秭归县开明建筑有限责任公司 | A kind of stability protector for building pipe drilling |
| CN210587265U (en) * | 2019-08-27 | 2020-05-22 | 广东和星建设工程有限公司 | Tandem type tapping machine |
| CN211990472U (en) * | 2020-02-18 | 2020-11-24 | 金华职业技术学院 | punching machine |
| CN212469819U (en) * | 2020-05-28 | 2021-02-05 | 无锡鸿程金属管业有限公司 | A round pipe linkage drilling device |
| CN212398209U (en) * | 2020-06-01 | 2021-01-26 | 上海全筑装饰有限公司 | Steel casing preformed hole drilling equipment |
| CN212577289U (en) * | 2020-06-04 | 2021-02-23 | 青岛特纳钢结构工程有限公司 | Support frame for punching pipe |
| CN112355337A (en) * | 2020-11-02 | 2021-02-12 | 俞国锋 | Multi-hole synchronous multi-direction drilling equipment for pipe fittings |
| CN112276138A (en) * | 2020-11-05 | 2021-01-29 | 刘争 | Diversified drilling equipment of mechanical tubes |
| CN112355128A (en) * | 2020-11-09 | 2021-02-12 | 岳阳市卓立机筛有限公司 | Punching and polishing integrated equipment for intelligent manufacturing and processing of machine sieve |
| CN112548166A (en) * | 2020-12-21 | 2021-03-26 | 安徽机电职业技术学院 | Quick drilling fixture for round pipe |
| CN214443266U (en) * | 2021-03-16 | 2021-10-22 | 中山市颉榕汽车维修检测设备有限公司 | Five power head drilling machine for square tube processing of lift |
| CN214925041U (en) * | 2021-04-16 | 2021-11-30 | 陕西飞天管业科技有限公司 | Pipe punching device |
| CN216543708U (en) * | 2021-07-22 | 2022-05-17 | 武汉宏诺精密机械有限公司 | Adjustable perforating device for pipe |
| CN215282261U (en) * | 2021-07-23 | 2021-12-24 | 济宁金筑工贸有限公司 | Fence strip punching device for producing fence |
| CN216540925U (en) * | 2022-01-05 | 2022-05-17 | 青岛金耀顺机械有限公司 | Drilling machine capable of simultaneously operating multiple holes and accurately positioning |
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