CN108161053A - A kind of steel plate drilling equipment - Google Patents
A kind of steel plate drilling equipment Download PDFInfo
- Publication number
- CN108161053A CN108161053A CN201810154238.8A CN201810154238A CN108161053A CN 108161053 A CN108161053 A CN 108161053A CN 201810154238 A CN201810154238 A CN 201810154238A CN 108161053 A CN108161053 A CN 108161053A
- Authority
- CN
- China
- Prior art keywords
- workbench
- steel plate
- threaded rod
- drilling equipment
- sliding block
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B39/00—General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
-
- 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
- B23B47/26—Liftable or lowerable drill heads or headstocks; Balancing arrangements 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
- 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
- B23Q11/10—Arrangements for cooling or lubricating tools or work
Abstract
The present invention relates to technical field of mechanical manufacturing equipment, more particularly, to a kind of steel plate drilling equipment.A kind of steel plate drilling equipment, including workbench, the bottom of workbench is equipped with supporting leg, workbench is equipped with support column and threaded rod, support column is equipped with guide groove, the lower section of threaded rod is equipped with lifting motor, the output shaft of lifting motor is connect with threaded rod, nut seat is threaded on threaded rod, Anti-rotary block is provided on nut seat, nut seat is equipped with crossbearer, the lower section of crossbearer is equipped with guide rail, sliding block is slidably connected on guide rail, the bottom of sliding block is equipped with bore motor, the output shaft of bore motor is fixedly connected with drill bit, the bottom of sliding block is equipped with compactor, compactor includes the housing equipped with inner cavity, interior intracavitary is equipped with connector, holddown spring is equipped between connector and inner cavity, the lower surface of connector is equipped with compression bar, workbench is equipped with drilling pedestal.Present invention stability when carrying out bore operation is good, easy to operate, safe.
Description
Technical field
The present invention relates to technical field of mechanical manufacturing equipment, more particularly, to a kind of steel plate drilling equipment.
Background technology
Drilling device refers to utilize side of the tool harder than object, sharper keen by rotary cutting or rotary squeezing
Formula, the machinery and equipment that cylindrical hole or hole are left on object are referred to as, are played a very important role in the industrial production.
Generally use steel plate drilling device handles plank in steel plate process.But traditional steel plate drilling device tune
Section is inconvenient, inconvenient for operation, and steel plate drilling inefficiency, steel plate drilling is second-rate, and existing drilling device uses
Shi Zhendong is bigger, without certain damping.
Invention content
For the present invention primarily directed to the above problem, it is good to provide one kind stability when carrying out bore operation, it is easy to operate soon
Victory, safe steel plate drilling equipment.
The purpose of the present invention is mainly what is be achieved by following proposal：A kind of steel plate drilling equipment is flat including working
Platform, the bottom of the workbench is provided with supporting leg, support column and threaded rod is provided on the workbench, described
Support column is provided with guide groove close to the side of threaded rod, and the liter in workbench is provided with below the threaded rod
Motor drops, and the output shaft of the lifting motor is connect with threaded rod, and nut seat is threaded on the threaded rod, described
Nut seat on the side of support column is provided with the Anti-rotary block being slidably connected with guide groove, far from branch on the nut seat
The side of dagger is provided with crossbearer, is provided with the guide rail in convex form below the crossbearer, the company of slip on the guide rail
The sliding block to match with guide rail is connected to, the bottom of the sliding block is provided with bore motor, the output shaft of the bore motor
Drill bit is fixedly connected with, the two bottom sides of the sliding block are symmetrically set with compactor, and the compactor includes fixing
In slider bottom and the housing of inner cavity is provided with, the interior intracavitary, which is slidably connected, is provided with connector, the connector
Holddown spring is provided between upper surface and the top of inner cavity, the lower surface of the connector is provided with straight down to be extended to
Compression bar outside housing, the bottom of the compression bar is provided with pressing plate, drilling pedestal is provided on the workbench, described
Operator is provided on workbench.The bottom of workbench is provided with supporting leg, and supporting leg plays a supporting role to workbench, makes
The height that workbench reaches suitable staff's operation is obtained, is provided with support column and threaded rod on workbench, support column leans on
The side of nearly threaded rod is provided with guide groove, and the lifting motor in workbench, lifting electricity are provided with below threaded rod
The output shaft of machine is connect with threaded rod, and nut seat is threaded on threaded rod, is set on nut seat close to the side of support column
There is an Anti-rotary block being slidably connected with guide groove, the side far from support column is provided with crossbearer on nut seat, and lifting motor startup can
Threaded rod to be driven to rotate, the Anti-rotary block on nut seat is located in guide groove, and guide groove limits the rotation of nut seat so that spiral shell
Female seat can only move up and down on threaded rod, and when lifting motor rotates forward, nut seat drives crossbearer to move up, when lifting motor inverts
When, nut seat drives crossbearer to move down, and the guide rail that side is in convex form is provided with below crossbearer, slidably connects and leads on guide rail
The sliding block that rail matches, sliding block can horizontally slip on guide rail, and the bottom of sliding block is provided with bore motor, the output of bore motor
Axis is fixedly connected with drill bit, and the output shaft of bore motor is set straight down, and bore motor startup can drive drill bit to rotate, sliding block
Two bottom sides be symmetrically set with compactor along center line, compactor includes being fixed on slider bottom and is provided with inner cavity
Housing, interior intracavitary, which is slidably connected, is provided with connector, and holddown spring is provided between the upper surface of connector and the top of inner cavity,
The lower surface of connector is provided with the compression bar extended to outside housing straight down, and the bottom of compression bar is provided with pressing plate, workbench
On be provided with drilling pedestal, operator is provided on workbench, operator is electrically connected with lifting motor and bore motor, is passed through
Operator can control being turned on and off for lifting motor and bore motor, when carrying out bore operation, first be placed on steel plate
It drills on pedestal, then moves at the bore position on sliding block to corresponding steel plate, lifting motor is then started by operator, is made
It obtains crossbeam to be vertically lowered, during decline, pressing plate is touched on steel plate at first, continues to push, in the spring of holddown spring
Under power effect, pressure of the pressing plate to steel plate is increased so that steel plate is firmly secured on drilling pedestal by compactor, Ran Houtong
It crosses operator and starts bore motor so that drill bit drills to steel plate, and holddown spring can also absorb the shock energy in drilling
Amount plays certain cushioning effect, after the completion of drilling, starts lifting motor nut seat by operator and crossbearer is driven to rise
Far from steel plate, repeating aforesaid operations a lower bore position can drill to steel plate.
Preferably, the side of the workbench is provided with water tank, water pump, institute are provided on the water tank
The water outlet for the water pump stated is connected with outlet pipe, and the one end of the outlet pipe far from water pump is connected with nozzle.Workbench
Side is provided with water tank, and water pump is provided on water tank, and the water outlet of water pump is connected with outlet pipe, and outlet pipe is far from water pump
One end is connected with nozzle, and water pump is electrically connected with operator, and the operation of water pump can be operated by operator, when drill bit is being bored
During the operation of hole, staff opens water pump by operator so that the water for cooling down drill bit passes through outlet pipe out of water tank
It is sprayed onto at nozzle on drill bit and cools down to drill bit.
Preferably, it is provided with water-quantity display device on the water tank.Water-quantity display device is provided on water tank, is passed through
Water-quantity display device can check the existing water in water tank, and preventing from causing due to water shortage can not when carrying out bore operation
Reach good cooling effect to drill bit.
Preferably, the outlet pipe is metal hose.Outlet pipe is metal hose, and metal hose has stronger soft
Toughness, retractility, bending and vibration resistance are strong, flexibility, repeated flex, flexible good, have excellent resistance to circumnutating property and resistance to
Fatigability can be arbitrarily bent, and facilitated staff and comprehensively cooled down to drill bit.
Preferably, the bottom of the supporting leg is provided with antiskid, shock-absorbing pad.The bottom of supporting leg is provided with antiskid, shock-absorbing pad,
Cause the safety higher of device at work.
Preferably, the top of the threaded rod is provided with baffle.The top of threaded rod is provided with baffle, prevents nut
Seat is detached from threaded rod when moving up.
Preferably, it is provided with handle on the sliding block.Handle is provided on sliding block, sliding block is moved more by handle
Convenient power-saving.
Therefore, a kind of steel plate drilling equipment of the invention has following advantages：High degree of automation of the present invention, it is easy to operate
Fast, the compactor of setting can be effectively by the Interal fixation of different specification size on drilling pedestal, and can effectively prevent steel plate
In drilling, vibrations are even mobile, and the water in water tank can cool down to drill bit, improve the service life of drill bit.
Description of the drawings
Attached drawing 1 is a kind of structure diagram of the present invention.
Attached drawing 2 is structure diagram when sliding block coordinates with guide rail in the present invention.
Attached drawing 3 is the structure diagram of compactor in the present invention.
It illustrates：1- guide grooves, 2- Anti-rotary blocks, 3- support columns, 4- threaded rods, 5- workbenches, 6- supporting legs, 7- are anti-skidding
Beam, 8- baffles, 9- nut seats, 10- handles, 11- crossbearers, 12- sliding blocks, 13- compactors, 14- drilling pedestals, 15- drill bits,
16- bore motors, 17- guide rails, 18- nozzles, 19- outlet pipes, 20- water pumps, 21- water tanks, 22- water-quantity display devices, 23- liftings
Motor, 24- operators, 25- inner cavities, 26- housings, 27- connectors, 28- compression bars, 29- holddown springs, 30- pressing plates.
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
Embodiment 1：
As shown in Figure 1, 2, a kind of steel plate drilling equipment, including workbench 5, the bottom of workbench is provided with supporting leg 6, supporting leg
It plays a supporting role to workbench so that workbench reaches the height of suitable staff's operation, the bottom setting of supporting leg
There is antiskid, shock-absorbing pad 7 so that the safety higher of device at work is provided with support column 3 and threaded rod 4 on workbench,
Support column is provided with guide groove 1 close to the side of threaded rod, and the lifting electricity in workbench is provided with below threaded rod
Machine 23, the output shaft of lifting motor are connect with threaded rod, are threaded with nut seat 9 on threaded rod, close to support on nut seat
The side of column is provided with the Anti-rotary block 2 being slidably connected with guide groove, and the side far from support column is provided with crossbearer 11 on nut seat,
Lifting motor startup can drive threaded rod to rotate, and the Anti-rotary block on nut seat is located in guide groove, and guide groove limits nut
The rotation of seat so that nut seat can only move up and down on threaded rod, and when lifting motor rotates forward, nut seat is driven on crossbearer
It moves, when lifting motor inverts, nut seat drives crossbearer to move down；The top of threaded rod is provided with baffle 8, prevents nut seat from moving up
When be detached from threaded rod；The guide rail 17 that side is in convex form is provided with below crossbearer, is slidably connected and guide rail phase on guide rail
The sliding block 12 matched, sliding block can horizontally slip on guide rail, and handle 10 is provided on sliding block, and it is more quick to move sliding block by handle
Laborsaving, the bottom of sliding block is provided with bore motor 16, and the output shaft of bore motor is fixedly connected with drill bit 15, bore motor it is defeated
Shaft is set straight down, and bore motor startup can drive drill bit to rotate, and the two bottom sides of sliding block are set along center line is symmetrical
Compactor 13 is equipped with, as shown in figure 3, compactor includes being fixed on slider bottom and is provided with the housing 26 of inner cavity 25, interior intracavitary
It is slidably connected and is provided with connector 27, holddown spring 29, connector are provided between the upper surface of connector and the top of inner cavity
Lower surface be provided with the compression bar 28 extended to outside housing straight down, the bottom of compression bar is provided with pressing plate 30, on workbench
Drilling pedestal 14 is provided with, operator 24 is provided on workbench, operator is electrically connected with lifting motor and bore motor, is led to
Being turned on and off for lifting motor and bore motor can be controlled by crossing operator, when carrying out bore operation, first be placed steel plate
On drilling pedestal, then move at the bore position on sliding block to corresponding steel plate, lifting motor then started by operator,
So that crossbeam is vertically lowered, during decline, pressing plate is touched on steel plate at first, continues to push, in the bullet of holddown spring
Under spring force effect, pressure of the pressing plate to steel plate is increased so that steel plate is firmly secured on drilling pedestal by compactor, then
Bore motor is started by operator so that drill bit drills to steel plate, and holddown spring can also absorb the vibrations in drilling
Energy plays certain cushioning effect, after the completion of drilling, starts lifting motor nut seat by operator and drives on crossbearer
It rises far from steel plate, repeating aforesaid operations a lower bore position can drill to steel plate.
The side of workbench is provided with water tank 21, and water pump 20 is provided on water tank, and the water outlet of water pump is connected with
Outlet pipe 19, the one end of outlet pipe far from water pump are connected with nozzle 18, and water pump is electrically connected with operator, can be grasped by operator
Make the operation of water pump, when drill bit is when carrying out bore operation, staff opens water pump by operator so that bore for cooling down
The water of head is sprayed onto at nozzle on drill bit out of water tank by outlet pipe cools down to drill bit；Water is provided on water tank
Measure display 22, the existing water in water tank can be checked by water-quantity display device, prevent from causing due to water shortage into
Good cooling effect can not be reached during row bore operation to drill bit；Outlet pipe is metal hose, and metal hose has stronger
Flexibility, retractility, bending and vibration resistance are strong, flexibility, repeated flex, flexible good, have excellent resistance to circumnutating property and
Fatigue durability can be arbitrarily bent, and facilitated staff and comprehensively cooled down to drill bit.
It should be understood that the embodiment is only illustrative of the invention and is not intended to limit the scope of the invention.In addition, it should also be understood that,
After having read the content of the invention lectured, those skilled in the art can make various modifications or changes to the present invention, these etc.
Valency form is also fallen within the scope of the appended claims of the present application.
Claims (7)
1. a kind of steel plate drilling equipment, which is characterized in that including workbench, the bottom of the workbench is provided with branch
Leg is provided with support column and threaded rod on the workbench, and the support column is provided with close to the side of threaded rod and leads
To slot, the lifting motor in workbench, the output shaft of the lifting motor are provided with below the threaded rod
It is connect with threaded rod, nut seat is threaded on the threaded rod, is set on the nut seat close to the side of support column
The Anti-rotary block being slidably connected with guide groove is equipped with, the side far from support column is provided with crossbearer on the nut seat, described
The guide rail in convex form is provided with below crossbearer, the sliding block to match with guide rail is slidably connected on the guide rail, it is described
The bottom of sliding block be provided with bore motor, the output shaft of the bore motor is fixedly connected with drill bit, the sliding block
Two bottom sides are symmetrically set with compactor, and the compactor includes being fixed on slider bottom and is provided with the shell of inner cavity
Body, the interior intracavitary, which is slidably connected, is provided with connector, is set between the upper surface of the connector and the top of inner cavity
There is holddown spring, the lower surface of the connector is provided with the compression bar extended to outside housing straight down, the compression bar
Bottom is provided with pressing plate, and drilling pedestal is provided on the workbench, operator is provided on the workbench.
A kind of 2. steel plate drilling equipment according to claim 1, which is characterized in that the side setting of the workbench
There is water tank, water pump is provided on the water tank, the water outlet of the water pump is connected with outlet pipe, the outlet pipe
One end far from water pump is connected with nozzle.
3. a kind of steel plate drilling equipment according to claim 2, which is characterized in that be provided with water on the water tank
Display.
4. a kind of steel plate drilling equipment according to Claims 2 or 3, which is characterized in that the outlet pipe is soft for metal
Pipe.
5. a kind of steel plate drilling equipment according to claim 1, which is characterized in that the bottom of the supporting leg is provided with anti-
Sliding beam.
A kind of 6. steel plate drilling equipment according to claims 1 or 2 or 5, which is characterized in that the top of the threaded rod
It is provided with baffle.
7. a kind of steel plate drilling equipment according to claims 1 or 2 or 5, which is characterized in that be provided on the sliding block
Handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810154238.8A CN108161053A (en) | 2018-02-22 | 2018-02-22 | A kind of steel plate drilling equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810154238.8A CN108161053A (en) | 2018-02-22 | 2018-02-22 | A kind of steel plate drilling equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108161053A true CN108161053A (en) | 2018-06-15 |
Family
ID=62511539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810154238.8A Pending CN108161053A (en) | 2018-02-22 | 2018-02-22 | A kind of steel plate drilling equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108161053A (en) |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108437086A (en) * | 2018-07-03 | 2018-08-24 | 张阳康 | A kind of plank perforating device and its application method |
| CN108637768A (en) * | 2018-07-31 | 2018-10-12 | 海盐汇通智能家居股份有限公司 | A kind of steel plate puncher |
| CN108673193A (en) * | 2018-07-20 | 2018-10-19 | 盐城市诚益通机械制造有限责任公司 | A kind of machine-building Special drilling device and boring method |
| CN108907267A (en) * | 2018-06-19 | 2018-11-30 | 上海跃央机械工程设计有限公司 | A kind of machinery production perforating device for being convenient for adjusting punch position |
| CN108942249A (en) * | 2018-07-27 | 2018-12-07 | 芜湖市黄山松工业地坪新材料有限公司 | A kind of novel metal foil processing drilling device |
| CN108971994A (en) * | 2018-09-05 | 2018-12-11 | 江苏竣业过程机械设备有限公司 | A kind of milling drilling machine of the mounting hole of large-size cylinder body upper ring gear |
| CN109530823A (en) * | 2018-12-20 | 2019-03-29 | 尹志强 | A kind of tooth machining unit for being convenient for withdrawing with positioning function |
| CN110039490A (en) * | 2019-05-17 | 2019-07-23 | 浙江泽泰机械科技有限公司 | A kind of core tube press-in device |
| CN110860712A (en) * | 2019-10-21 | 2020-03-06 | 扬州扬达新能源有限公司 | Electrode plate cutting device is used in production of river system sodium ion battery |
| CN111299652A (en) * | 2020-04-09 | 2020-06-19 | 浙江中德自控科技股份有限公司 | Valve machining device |
| CN111702202A (en) * | 2020-06-30 | 2020-09-25 | 南昌工程学院 | Drilling device for mechanical manufacturing |
| EP3741484A1 (en) | 2019-01-14 | 2020-11-25 | Kosinska, Joanna | Drilling apparatus |
| CN112517993A (en) * | 2020-12-23 | 2021-03-19 | 湖州钧远木业有限公司 | Steel plate punching device |
| CN112536925A (en) * | 2020-12-03 | 2021-03-23 | 中建八局天津建设工程有限公司 | Top plate punching device |
| CN113798555A (en) * | 2021-09-18 | 2021-12-17 | 中船黄埔文冲船舶有限公司 | Hole forming equipment |
| CN114505515A (en) * | 2022-02-23 | 2022-05-17 | 嘉兴南湖学院 | Automatic forming device for processing irregular plate and using method thereof |
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| CN105834471A (en) * | 2016-04-29 | 2016-08-10 | 无锡港盛重型装备有限公司 | Drilling machine for hardware machining |
| CN107378042A (en) * | 2017-08-01 | 2017-11-24 | 王静龙 | A kind of steel plate drilling equipment with damping and return function |
| CN107520472A (en) * | 2017-09-14 | 2017-12-29 | 德清宏晨铸造有限公司 | A kind of stainless steel production rig |
| CN107584678A (en) * | 2017-09-28 | 2018-01-16 | 金晶 | A kind of prefabricated drilling equipment of construction cement wall |
| CN207982365U (en) * | 2018-02-22 | 2018-10-19 | 德清宏晨铸造有限公司 | A kind of steel plate bored machine that stability is high |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105834471A (en) * | 2016-04-29 | 2016-08-10 | 无锡港盛重型装备有限公司 | Drilling machine for hardware machining |
| CN107378042A (en) * | 2017-08-01 | 2017-11-24 | 王静龙 | A kind of steel plate drilling equipment with damping and return function |
| CN107520472A (en) * | 2017-09-14 | 2017-12-29 | 德清宏晨铸造有限公司 | A kind of stainless steel production rig |
| CN107584678A (en) * | 2017-09-28 | 2018-01-16 | 金晶 | A kind of prefabricated drilling equipment of construction cement wall |
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Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108907267A (en) * | 2018-06-19 | 2018-11-30 | 上海跃央机械工程设计有限公司 | A kind of machinery production perforating device for being convenient for adjusting punch position |
| CN108437086A (en) * | 2018-07-03 | 2018-08-24 | 张阳康 | A kind of plank perforating device and its application method |
| CN108673193B (en) * | 2018-07-20 | 2023-12-01 | 江苏诚益通智能装备有限责任公司 | Drilling device and drilling method special for mechanical manufacturing |
| CN108673193A (en) * | 2018-07-20 | 2018-10-19 | 盐城市诚益通机械制造有限责任公司 | A kind of machine-building Special drilling device and boring method |
| CN108942249A (en) * | 2018-07-27 | 2018-12-07 | 芜湖市黄山松工业地坪新材料有限公司 | A kind of novel metal foil processing drilling device |
| CN108637768A (en) * | 2018-07-31 | 2018-10-12 | 海盐汇通智能家居股份有限公司 | A kind of steel plate puncher |
| CN108971994B (en) * | 2018-09-05 | 2024-01-23 | 江苏竣业过程机械设备有限公司 | Milling and drilling machine for mounting hole of gear ring on large cylinder |
| CN108971994A (en) * | 2018-09-05 | 2018-12-11 | 江苏竣业过程机械设备有限公司 | A kind of milling drilling machine of the mounting hole of large-size cylinder body upper ring gear |
| CN109530823A (en) * | 2018-12-20 | 2019-03-29 | 尹志强 | A kind of tooth machining unit for being convenient for withdrawing with positioning function |
| EP3741484A1 (en) | 2019-01-14 | 2020-11-25 | Kosinska, Joanna | Drilling apparatus |
| CN110039490A (en) * | 2019-05-17 | 2019-07-23 | 浙江泽泰机械科技有限公司 | A kind of core tube press-in device |
| CN110860712A (en) * | 2019-10-21 | 2020-03-06 | 扬州扬达新能源有限公司 | Electrode plate cutting device is used in production of river system sodium ion battery |
| CN110860712B (en) * | 2019-10-21 | 2021-04-02 | 扬州扬达新能源有限公司 | Electrode plate cutting device is used in production of river system sodium ion battery |
| CN111299652B (en) * | 2020-04-09 | 2021-04-20 | 浙江中德自控科技股份有限公司 | Valve machining device |
| CN111299652A (en) * | 2020-04-09 | 2020-06-19 | 浙江中德自控科技股份有限公司 | Valve machining device |
| CN111702202A (en) * | 2020-06-30 | 2020-09-25 | 南昌工程学院 | Drilling device for mechanical manufacturing |
| CN112536925A (en) * | 2020-12-03 | 2021-03-23 | 中建八局天津建设工程有限公司 | Top plate punching device |
| CN112536925B (en) * | 2020-12-03 | 2022-05-27 | 中建八局天津建设工程有限公司 | Top plate punching device |
| CN112517993A (en) * | 2020-12-23 | 2021-03-19 | 湖州钧远木业有限公司 | Steel plate punching device |
| CN113798555A (en) * | 2021-09-18 | 2021-12-17 | 中船黄埔文冲船舶有限公司 | Hole forming equipment |
| CN114505515A (en) * | 2022-02-23 | 2022-05-17 | 嘉兴南湖学院 | Automatic forming device for processing irregular plate and using method thereof |
| CN114505515B (en) * | 2022-02-23 | 2023-03-07 | 嘉兴南湖学院 | Automatic forming device for processing irregular plate and using method thereof |
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Application publication date: 20180615 |
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| RJ01 | Rejection of invention patent application after publication |