CN220348020U - Safety protection door lock, flaker and polisher - Google Patents
Safety protection door lock, flaker and polisher Download PDFInfo
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- CN220348020U CN220348020U CN202321524208.4U CN202321524208U CN220348020U CN 220348020 U CN220348020 U CN 220348020U CN 202321524208 U CN202321524208 U CN 202321524208U CN 220348020 U CN220348020 U CN 220348020U
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- door lock
- rotating arm
- door
- working cavity
- lock
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- 230000005389 magnetism Effects 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
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- Auxiliary Devices For Machine Tools (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The application relates to a safety protection door lock, flaker and polisher belongs to the technical field of safety protection production, and it includes lock rocking arm, electric putter and is used for installing square proximity switch's mount pad, the shape of lock rocking arm is the L shape, movable hinge is installed to the one end of lock rocking arm, the lock rocking arm is articulated to be installed on mechanical equipment through movable hinge, have the locating plate on the lock rocking arm, the spacing hole has been seted up on the locating plate, electric putter installs on mechanical equipment. The safety protection door lock is simple in structure, easy to produce and manufacture and simple and convenient to install, when in use, a worker rotates the door lock rotating arm to the side of a lock piece to be protected through the handle, after that, the electric push rod works, the electric push rod drives the positioning head to be clamped into a limiting hole in the positioning plate on the door lock rotating arm, and at the moment, the door lock rotating arm is limited, so that the worker is prevented from mistakenly touching and opening the lock piece on the mechanical equipment.
Description
Technical Field
The application relates to the technical field of safety protection production, in particular to a safety protection door lock, a flaker and a grinding machine.
Background
At present, the flaker shown in fig. 1-2 comprises a first driving motor 61, a first shell, a first cutterhead assembly and a first main shaft structure, wherein the first cutterhead assembly and the first main shaft structure are arranged in the first shell, the first shell comprises a first working cavity 62 and a first main machine door 63 hinged on the first working cavity 62, a first movable joint stud 64 is connected to the side wall of the first working cavity 62, a first special nut 65 for opening and closing the first main machine door 63 is connected to the first movable joint stud 64 in a matched mode, and the first main machine door 63 is fixed on the first movable joint stud 64 through the first special nut 65;
the sander shown in fig. 3-4 includes a second drive motor 71, a second housing, and a second cutterhead assembly and a second spindle structure mounted in the second housing, the second housing includes a second working chamber 72 and a second main door 73 hinged on the second working chamber 72, a second movable joint stud 74 is connected to a side wall of the second working chamber 72, a second special nut 75 for opening and closing the second main door 73 is connected to the second movable joint stud 74 in a matching manner, and the second main door 73 is fixed on the second movable joint stud 74 through the second special nut 75.
When the flaker and the polisher are in operation, the cutter head assembly inside the flaker and the polisher can rotate at a high speed during operation, so that great potential safety hazards can be caused if a worker opens the main machine door unintentionally, and the worker always opens the main machine door under the condition that mechanical equipment is not completely stopped, so that the potential safety hazards are caused.
In order to avoid the occurrence of the situation, the inventor developed a safety protection door lock structure, which is installed on a flaker or a sander, and locks the door when the mechanical equipment is in an operating state, so that workers are prevented from inadvertently opening a main machine door, and safety production is ensured.
Disclosure of Invention
An object of the present application is to provide a safety protection door lock, a flaker and a polisher, so as to solve the problems set forth in the above background art.
In order to achieve the above purpose, the present application provides a safety protection door lock, a flaker and a polisher, which adopt the following technical schemes.
In a first aspect, the present application provides a safety protection door lock, which adopts the following technical scheme:
the safety protection door lock comprises a door lock rotating arm, an electric push rod and a mounting support for mounting a square proximity switch, wherein the door lock rotating arm is L-shaped, a movable hinge is mounted at one end of the door lock rotating arm, the door lock rotating arm is hinged to mechanical equipment through the movable hinge, a positioning plate is arranged on the door lock rotating arm, a limiting hole is formed in the positioning plate, the electric push rod is mounted on the mechanical equipment, a positioning head matched with the limiting hole is fixed at the end part of a piston rod of the electric push rod, and the electric push rod can drive the positioning head to be clamped into the limiting hole;
the mounting support is fixed on mechanical equipment, a square proximity switch is mounted on the mounting support, and the door lock rotating arm can be in contact with the square proximity switch.
Preferably, the rotary arm limiting mechanism is fixed on the mechanical equipment, the rotary arm limiting mechanism comprises a stud fixed on the mechanical equipment, the end part of the stud is fixedly provided with a circular strong magnet with holes through a bolt, the surface of the stud is in threaded connection with a locking nut and an adjusting combination nut, the adjusting combination nut is arranged on one side close to the circular strong magnet with holes, and the circular strong magnet with holes is arranged inside the adjusting combination nut.
The door lock rotating arm can be adsorbed by the circular strong magnet with the holes, and a handle is fixed on the door lock rotating arm.
Through adopting above-mentioned technical scheme, when the installation, the position of adjusting the combination nut is rotated according to the position of lock rocking arm, makes the lock rocking arm can laminate smoothly on adjusting the combination nut, then it is spacing for adjusting the combination nut through lock nut, when using, the staff only need lift up the lock rocking arm, when making it adsorb on rocking arm stop gear, electric putter alright light drive positioning head card advance the limiting aperture in the locating plate on the lock rocking arm, convenient to use, rocking arm stop gear can also reduce the shake of lock rocking arm simultaneously.
In a second aspect, the present application provides a flaker applying the above safety protection door lock, which adopts the following technical scheme:
the flaking machine comprises a first driving motor, a first shell, a first cutterhead assembly and a first main shaft structure, wherein the first cutterhead assembly and the first main shaft structure are arranged in the first shell, the first shell comprises a first working cavity and a first main machine door hinged on the first working cavity, a first movable joint stud is connected to the side wall of the first working cavity, a first special nut for opening and closing the first main machine door is connected to the first movable joint stud in a matched mode, and the first main machine door is fixed to the first movable joint stud through the first special nut;
the door lock rotating arm is hinged to the side wall of the first working cavity through a movable hinge, the electric push rod, the mounting support and the stud are fixedly mounted on the side wall of the first working cavity correspondingly, and the door lock rotating arm can hover at the side part of the first special nut after rotating.
In a third aspect, the present application provides a polishing machine applying the above-mentioned safety protection door lock, which adopts the following technical scheme:
the grinding machine comprises a second driving motor, a second shell, a second cutterhead assembly and a second main shaft structure, wherein the second cutterhead assembly and the second main shaft structure are arranged in the second shell, the second shell comprises a second working cavity and a second main machine door hinged on the second working cavity, a second movable joint stud is connected to the side wall of the second working cavity, a second special nut for opening and closing the second main machine door is connected to the second movable joint stud in a matched mode, and the second main machine door is fixed on the second movable joint stud through the second special nut;
the door lock rotating arm is hinged to the side wall of the second working cavity through a movable hinge, the electric push rod, the mounting support and the stud are fixedly mounted on the side wall of the second working cavity correspondingly, and the door lock rotating arm can hover at the side part of the second special nut after rotating.
In summary, the present application includes at least one of the following beneficial technical effects: this safety protection lock simple structure, easily production manufacturing and simple installation, when using, the staff rotates the lock rocking arm by the locking piece that needs the protection through the handle, thereafter, electric putter work, electric putter drives the locating head card and advances in the spacing hole in the locating plate on the lock rocking arm, it is spacing with the lock rocking arm this moment, avoid the staff to bump by mistake and open the locking piece on the mechanical equipment, square proximity switch senses the lock rocking arm and has arrived appointed working position, mechanical equipment can the circular telegram operation, the door on the mechanical equipment is in the state of locking under the state of assurance equipment of operation, guarantee safety in production.
Drawings
Fig. 1 is a schematic view of a prior art construction for embodying a flaker.
Fig. 2 is a schematic diagram of the structure of the portion a in fig. 1.
Fig. 3 is a schematic diagram of a prior art construction for embodying a sander.
Fig. 4 is a schematic diagram of the B-section structure in fig. 3.
Fig. 5 is a schematic top view of a door lock for safety protection according to an embodiment of the present application.
Fig. 6 is a schematic front view of a safety door lock according to an embodiment of the present application.
Fig. 7 is a schematic structural view of a door lock tumbler according to an embodiment of the present application.
Fig. 8 is a schematic structural view for embodying a boom stop mechanism in an embodiment of the present application.
Fig. 9 is a schematic structural view of an adjusting combination nut according to an embodiment of the present application.
Fig. 10 is a schematic structural view of a flaker used for embodying the safety door lock according to the embodiment of the present application.
Fig. 11 is a schematic structural view of a grinder for embodying the safety door lock according to the embodiment of the present application.
Reference numerals illustrate: 1. a door lock rotating arm; 11. a living hinge; 12. a positioning plate; 121. a limiting hole; 2. an electric push rod; 21. a positioning head; 3. a mounting support; 4. a handle; 5. a rotating arm limiting mechanism; 51. a screw; 52. circular strong magnetism with holes; 53. a lock nut; 54. adjusting the combination nut; 61. a first driving motor; 62. a first working chamber; 63. a first host door; 64. a first articulation stud; 65. a first special nut; 71. a second driving motor; 72. a second working chamber; 73. a second host door; 74. a second articulation stud; 75. and a second special nut.
Detailed Description
The present application is described in further detail below in conjunction with fig. 5-11.
The embodiment of the application discloses a safety protection door lock for shelter from the locking piece on the mechanical equipment, avoid the staff to open by mistake, refer to fig. 5-7, including door lock rocking arm 1, electric putter 2 and be used for installing square proximity switch's mount pad 3, door lock rocking arm 1's shape is L shape, movable hinge 11 is installed to door lock rocking arm 1's one end, door lock rocking arm 1 articulates through movable hinge 11 and installs on the mechanical equipment, have locating plate 12 on the door lock rocking arm 1, locating plate 12 has seted up spacing hole 121, electric putter 2 installs on the mechanical equipment, and electric putter 2's piston rod tip is fixed with the locating head 21 with spacing hole 121 looks adaptation, electric putter 2 can drive locating head 21 card into spacing hole 121;
the mounting support 3 is fixed on mechanical equipment, a square proximity switch is arranged on the mounting support 3, and the door lock rotating arm 1 can be contacted with the square proximity switch;
to facilitate the closing or opening of the door lock tumbler 1 by a worker, a handle 4 is fixed to the door lock tumbler 1.
Referring to fig. 5, 8 and 9, the safety protection door further comprises a rotating arm limiting mechanism 5 fixed on the mechanical equipment, the rotating arm limiting mechanism 5 comprises a screw rod 51 fixed on the mechanical equipment, the end part of the screw rod 51 is fixedly provided with a circular strong magnet 52 with holes through bolts, the surface of the screw rod 51 is in threaded connection with a locking nut 53 and an adjusting combination nut 54, the adjusting combination nut 54 is arranged on one side close to the circular strong magnet 52 with holes, the circular strong magnet 52 with holes is arranged inside the adjusting combination nut 54, and the door lock rotating arm 1 can be adsorbed by the circular strong magnet 52 with holes.
Through being provided with rocking arm stop gear 5, when the installation, the position of adjusting combination nut 54 is rotated according to the position of lock rocking arm 1, make lock rocking arm 1 can laminate smoothly on adjusting combination nut 54, then it is spacing for adjusting combination nut 54 through lock nut 53, when using, the staff only need lift up lock rocking arm 1, make it adsorb on rocking arm stop gear 5, electric putter 2 alright light drive locating head 21 card is in the spacing hole 121 in the locating plate 12 on lock rocking arm 1, convenient to use, rocking arm stop gear 5 can also reduce the shake of lock rocking arm 1 simultaneously.
The implementation principle of the safety protection door lock provided by the embodiment of the application is as follows:
the staff rotates lock rocking arm 1 to the lock piece that needs the protection by handle 4 by, and afterwards, electric putter 2 work, and electric putter 2 drives locating head 21 card into in the spacing hole 121 in locating plate 12 on the lock rocking arm 1, and it is spacing with lock rocking arm 1 this moment, avoids the staff to bump the locking piece on the mechanical equipment by mistake, and square proximity switch senses that lock rocking arm 1 has arrived appointed working position, and mechanical equipment can the circular telegram operation.
The embodiment of the application also discloses a flaker applying the safety protection door lock, referring to fig. 10, the flaker comprises a first driving motor 61, a first shell, a first cutterhead assembly and a first main shaft structure, wherein the first cutterhead assembly and the first main shaft structure are arranged in the first shell, the first shell comprises a first working cavity 62 and a first main machine door 63 hinged on the first working cavity 62, a first movable joint stud 64 is connected to the side wall of the first working cavity 62, a first special nut 65 for opening and closing the first main machine door 63 is connected to the first movable joint stud 64 in a matched manner, and the first main machine door 63 is fixed on the first movable joint stud 64 through the first special nut 65;
the door lock rotating arm 1 is hinged on the side wall of the first working cavity 62 through the movable hinge 11, the electric push rod 2, the mounting support 3 and the screw rod 51 are correspondingly and fixedly arranged on the side wall of the first working cavity 62, the door lock rotating arm 1 can hover at the side part of the first special nut 65 after rotating, and the square proximity switch positioned on the mounting support 3 is electrically connected with the control box of the flaker.
When the door lock device is used, after the first main machine door 63 is closed, a worker rotates the door lock rotating arm 1 to the side of the first special nut 65 through the handle 4, the electric push rod 2 works, the electric push rod 2 drives the positioning head 21 to be clamped into the limiting hole 121 in the positioning plate 12 on the door lock rotating arm 1, the door lock rotating arm 1 is limited at the moment, the first main machine door 63 is prevented from being opened by the worker, and after the square proximity switch senses that the door lock rotating arm 1 reaches a specified working position, the flaker can be electrified to operate.
The embodiment of the application also discloses a polisher applying the safety protection door lock, referring to fig. 11, comprising a second driving motor 71, a second housing, a second cutterhead assembly and a second main shaft structure which are installed in the second housing, wherein the second housing comprises a second working cavity 72 and a second main door 73 hinged on the second working cavity 72, a second movable joint stud 74 is connected on the side wall of the second working cavity 72, a second special nut 75 for opening and closing the second main door 73 is connected on the second movable joint stud 74 in a matching way, the second main door 73 is fixed on the second movable joint stud 74 through the second special nut 75,
the door lock rotating arm 1 is hinged on the side wall of the second working cavity 72 through the movable hinge 11, the electric push rod 2, the mounting support 3 and the screw rod 51 are correspondingly and fixedly arranged on the side wall of the second working cavity 72, the door lock rotating arm 1 can hover on the side part of the second special nut 75 after rotating, and the square proximity switch positioned on the mounting support 3 is electrically connected with the control box of the polisher.
When the door lock device is used, after the second main machine door 73 is closed, a worker rotates the door lock rotating arm 1 to the side of the second special nut 75 through the handle 4, the electric push rod 2 works, the electric push rod 2 drives the positioning head 21 to be clamped into the limiting hole 121 in the positioning plate 12 on the door lock rotating arm 1, at the moment, the door lock rotating arm 1 is limited, the situation that the worker opens the second main machine door 73 is avoided, and after the square proximity switch senses that the door lock rotating arm 1 reaches a specified working position, the polisher can be electrified to operate.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape, principle and application direction are covered in the protection scope of the present application.
Claims (5)
1. A safety protection door lock, characterized in that: comprises a door lock rotating arm (1), an electric push rod (2) and a mounting support (3) for mounting a square proximity switch, wherein the door lock rotating arm (1) is L-shaped, one end of the door lock rotating arm (1) is provided with a movable hinge (11), the door lock rotating arm (1) is hinged on mechanical equipment through the movable hinge (11), the door lock rotating arm (1) is provided with a positioning plate (12), the positioning plate (12) is provided with a limiting hole (121), the electric push rod (2) is mounted on the mechanical equipment, the end part of a piston rod of the electric push rod (2) is fixedly provided with a positioning head (21) matched with the limiting hole (121), the electric push rod (2) can drive the positioning head (21) to be clamped in the limiting hole (121),
the door lock is characterized in that the mounting support (3) is fixed on mechanical equipment, a square proximity switch is mounted on the mounting support (3), and the door lock rotating arm (1) can be in contact with the square proximity switch.
2. The safety door lock of claim 1, wherein: still including fixing the rocking arm stop gear (5) on mechanical equipment, rocking arm stop gear (5) are including fixing screw rod (51) on mechanical equipment, screw rod (51) tip is fixed with foraminiferous circular strong magnetism (52) through the bolt, screw rod (51) surface threaded connection has lock nut (53) and adjusts combination nut (54), adjust combination nut (54) set up and be close to one side of foraminiferous circular strong magnetism (52), foraminiferous circular strong magnetism (52) set up inside adjusting combination nut (54).
3. The safety door lock of claim 2, wherein: the door lock rotating arm (1) can be adsorbed by the circular strong magnet (52) with the holes, and the handle (4) is fixed on the door lock rotating arm (1).
4. A flaker employing the safety protection door lock of any one of claims 1-3, characterized in that: comprises a first driving motor (61), a first shell, a first cutterhead assembly and a first main shaft structure, wherein the first cutterhead assembly and the first main shaft structure are arranged in the first shell, the first shell comprises a first working cavity (62) and a first main machine door (63) hinged on the first working cavity (62), a first movable joint stud (64) is connected to the side wall of the first working cavity (62), a first special nut (65) for opening and closing the first main machine door (63) is connected to the first movable joint stud (64) in a matched mode, the first main machine door (63) is fixed on the first movable joint stud (64) through the first special nut (65),
the door lock rotating arm (1) is hinged to the side wall of the first working cavity (62) through the movable hinge (11), the electric push rod (2), the mounting support (3) and the screw rod (51) are fixedly mounted on the side wall of the first working cavity (62) correspondingly, and the door lock rotating arm (1) can hover at the side part of the first special nut (65) after rotating.
5. A grinding machine for safety door locks according to any one of the preceding claims 1-3, characterized in that: comprises a second driving motor (71), a second shell, a second cutterhead assembly and a second main shaft structure which are arranged in the second shell, wherein the second shell comprises a second working cavity (72) and a second main machine door (73) hinged on the second working cavity (72), a second movable joint stud (74) is connected on the side wall of the second working cavity (72), a second special nut (75) for opening and closing the second main machine door (73) is connected on the second movable joint stud (74) in a matching way, the second main machine door (73) is fixed on the second movable joint stud (74) through the second special nut (75),
the door lock rotating arm (1) is hinged to the side wall of the second working cavity (72) through the movable hinge (11), the electric push rod (2), the mounting support (3) and the screw rod (51) are fixedly mounted on the side wall of the second working cavity (72) correspondingly, and the door lock rotating arm (1) can hover at the side part of the second special nut (75) after rotating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321524208.4U CN220348020U (en) | 2023-06-15 | 2023-06-15 | Safety protection door lock, flaker and polisher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321524208.4U CN220348020U (en) | 2023-06-15 | 2023-06-15 | Safety protection door lock, flaker and polisher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220348020U true CN220348020U (en) | 2024-01-16 |
Family
ID=89506139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321524208.4U Active CN220348020U (en) | 2023-06-15 | 2023-06-15 | Safety protection door lock, flaker and polisher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220348020U (en) |
-
2023
- 2023-06-15 CN CN202321524208.4U patent/CN220348020U/en active Active
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