CN109623371B - Pallet turntable with safety protection device and use method thereof - Google Patents
Pallet turntable with safety protection device and use method thereof Download PDFInfo
- Publication number
- CN109623371B CN109623371B CN201910099045.1A CN201910099045A CN109623371B CN 109623371 B CN109623371 B CN 109623371B CN 201910099045 A CN201910099045 A CN 201910099045A CN 109623371 B CN109623371 B CN 109623371B
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- Prior art keywords
- engine
- stop block
- turntable
- protection device
- tray
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P21/00—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control
- B23P21/004—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control the units passing two or more work-stations whilst being composed
- B23P21/006—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control the units passing two or more work-stations whilst being composed the conveying means comprising a rotating table
Abstract
The application discloses a pallet turntable with a safety protection device and a use method thereof, wherein the pallet turntable comprises a pallet front baffle, a pallet rear baffle, two trapezoidal lugs and the pallet turntable safety protection device, and the pallet turntable safety protection device comprises a protection device bottom plate, a push rod, a reset spring, a side plate, a stop block rotating shaft and a stop block; the push rods are correspondingly distributed at the left lower part of the stop block; the return spring is always in a downward pulling state for the stop block; the two trapezoidal protruding blocks are respectively and correspondingly distributed on the left side and the right side of the bottom plate of the tray turntable; the left side and the right side of the rotary supporting table are respectively and correspondingly provided with the tray turntable safety protection devices. The tray turntable safety protection device can meet the automatic transmission production requirement of the engine and has good protection effect, and the method can achieve the purpose of effectively preventing the engine from sliding out of the rotary tray, has good use effect and remarkably improves the production efficiency.
Description
Technical Field
The application relates to the technical field of engine production and assembly, in particular to a tray turntable with a safety protection device and a use method thereof.
Background
The engine is still the mainstream at present in carrying out production process, and the assembly line type assembly production, and the engine is when automatic conveying to certain assembly node, generally all need to carry out quick rotation certain angle to do benefit to certain part or part of assembly, the quick rotation control of present tray revolving stage usually needs to be controlled by the sensor, but to the automatic conveying of assembly line type, has the accident that takes place when the engine has the roll-off tray revolving stage in the rotation process, damages engine spare part, causes very big loss.
The foregoing background is only for the purpose of facilitating an understanding of the principles and concepts of the application and is not necessarily in the prior art to the present application and is not intended to be used as an admission that such background is not entitled to antedate such novelty and creativity by virtue of prior application or that it is already disclosed at the date of filing of this application.
Disclosure of Invention
The application provides a pallet turntable safety protection device which meets the requirement of automatic conveying production and has good protection effect and a use method thereof, aiming at the technical problem of automatic conveying of an engine assembly line.
In order to achieve the above purpose, the application adopts the following technical scheme:
the tray turntable with the safety protection device comprises a tray turntable bottom plate and a rotary pallet, wherein engine conveying roller tables are correspondingly distributed on the left side and the right side of the rotary pallet respectively, the tray turntable comprises a pallet front baffle, a pallet rear baffle, two trapezoidal lugs and the tray turntable safety protection device, and the pallet front baffle and the pallet rear baffle are arc-shaped and are correspondingly distributed above the front part and above the rear part of the rotary pallet respectively; the tray turntable safety protection device comprises a protection device bottom plate, a push rod, a reset spring, a side plate, a stop block rotating shaft and a stop block; the lower ends of the side plates are combined with the bottom plate of the protective device; the stop block rotating shaft is fixed on the side plate; the middle part of the stop block penetrates through the stop block rotating shaft to be rotatably connected; the left side of the bottom plate of the protection device is provided with push rod jacks, and the push rods penetrate through the push rod jacks to be distributed in a vertically sliding mode and are correspondingly distributed below the left side of the stop block; the upper end of the return spring is combined with the left end of the stop block, and the lower end of the return spring is combined with the left end of the bottom plate of the protective device and always in a pull-down state for the stop block; the two trapezoidal protruding blocks are respectively and correspondingly distributed on the left side and the right side of the bottom plate of the tray turntable; the left side and the right side of the rotary supporting table are respectively and correspondingly provided with the tray turntable safety protection devices.
Further, the device also comprises a bearing, wherein the lower end of the push rod is further provided with a bearing fixing hole, and the bearing is fixed at the lower end of the push rod through a bearing rotating shaft.
Further, an upper limiting block and a lower limiting block are combined at the middle upper part of the push rod; the upper limiting blocks and the lower limiting blocks are respectively distributed above and below the bottom plate of the protection device.
The use method of the tray turntable with the safety protection device for carrying out safe transmission of the engine comprises the following steps:
(1) When the engine is transmitted from the engine conveying roller way on the left side and is about to be transmitted to the left side of the rotary supporting table, the bearing at the lower end of the push rod is pressed to the highest position of the trapezoid protruding block, and one side of the stop block is jacked upwards, so that the top surface of the stop block is enabled to be horizontal to the upper plate surface of the rotary supporting table;
(2) The engine continuously slides into the rotary supporting table through the left side of the rotary supporting table, after the engine completely slides into the rotary supporting table, the rotary supporting table is controlled to rotate at a high speed, a bearing at the lower end of the push rod is separated from the trapezoid protruding block, one side of the stop block is pulled down by the reset spring, the other side of the stop block is pulled up, the engine is blocked, and the engine is prevented from falling off the rotary supporting table;
(3) Stopping rotating when the rotary support table rotates to a certain angle set by a system at a high speed, performing assembly operation on an engine by a production line, controlling the rotary support table to continuously rotate until a bearing at the lower end of the push rod is pressed to the highest position of the trapezoid protruding block and stopping rotating after the assembly operation is finished, enabling the top surface of the stop block at the right side of the rotary support table to be horizontal with the upper plate surface of the rotary support table, pushing the engine into the engine conveying roller way at the right side, and transmitting the engine conveying roller way to a next production assembly link; and repeating the steps to realize the safe transmission assembly of the engine.
Compared with the prior art, the application has the beneficial effects that: the application can solve the problems that the engine cannot be effectively protected when the engine is automatically transmitted into the rotary supporting table due to the limited size of the rotary supporting table on the engine transmission production line and large inertia of the engine transmission process, and is unfavorable for the operation of an automatic production line.
Drawings
FIG. 1 is a front view of the present application;
FIG. 2 is a front view of the pallet turntable safety shield apparatus of the present application;
FIG. 3 is a side view of the pallet turret safety guard of the present application;
fig. 4 is a front cross-sectional view of the copper sleeve of the present application;
FIG. 5 is a front cross-sectional view of the lock block of the present application;
fig. 6 is a left side view of the trapezoidal shaped bump of the present application.
Detailed Description
As shown in fig. 1-6, a pallet turntable 1 with a safety protection device comprises a pallet turntable bottom plate 1-1 and a rotary pallet 1-2, wherein engine conveying roller tables are correspondingly distributed on the left side and the right side of the rotary pallet 1-2 respectively, the pallet turntable comprises a pallet front baffle 2, a pallet rear baffle, two trapezoidal lugs 3 and a pallet turntable safety protection device 4, the pallet front baffle 2 and the pallet rear baffle are arc-shaped and are correspondingly distributed above and behind the rotary pallet 1-2 respectively; the tray turntable safety protection device 4 comprises a protection device bottom plate 4-13, a push rod 4-4, a reset spring 4-9, a side plate 4-14, a stop block rotating shaft 4-15 and a stop block 4-12; the top surface of the stop block 4-12 in the embodiment is of a plane plate structure so as to facilitate the sliding of the engine; the two side plates 4-14 are arranged, and the lower ends of the side plates are combined with the bottom plates 4-13 of the protective device; the stop block rotating shaft 4-15 is fixed on the side plate 4-14 through a nut 4-16 and a spring washer 4-17; the middle part of the stop block 4-12 passes through the stop block rotating shaft 4-15 to be rotatably connected and is distributed between the two side plates 4-14, and meanwhile, a spacer bush 4-18 is also distributed between the stop block 4-12 and the side plates 4-14 for realizing better effect; a push rod jack is formed in the left side of the bottom plate 4-13 of the protection device, copper sleeves 4-7 are distributed in the push rod jack, and the copper sleeves 4-7 are tightened through bolts 4-8; the push rod 4-4 passes through the copper sleeve 4-7 and can slide up and down, and is correspondingly distributed below the left part of the stop block 4-12; the upper end of the return spring 4-9 is combined with the left end of the stop block 4-12 through a bolt 4-10 and a gasket 4-11, and the lower end of the return spring is combined with the left end of the bottom plate 4-13 of the protective device through a bolt 4-8 and is always in a pull-down state for the stop block 4-12; the two trapezoid protruding blocks 3 are respectively and correspondingly fastened and distributed on the left side and the right side of the tray turntable bottom plate 1-1 through upper feeding bolts; the left side and the right side of the rotary saddle 1-2 in the embodiment are provided with the bottom plates 1-2-1 which extend outwards, and the bottom plates 1-2-1 are correspondingly provided with the tray turntable safety protection devices 4. In order to realize better rotation, the embodiment also comprises a bearing 4-1, wherein the lower end of the push rod 4-4 is provided with a bearing fixing hole, and the bearing 4-1 is fixed at the lower end of the push rod through a bearing rotating shaft 4-2 and a bearing spacer 4-3. The upper limit block and the lower limit block 4-6 are tightly combined at the middle upper part of the push rod 4-4 through bolts 4-5; the upper limiting block and the lower limiting block 4-6 are respectively distributed above and below the bottom plate 4-13 of the protection device, and mainly play a role in limiting. In order to facilitate the immediate start of the motor to drive the rotary saddle 1-2 to rotate at a high speed after the engine is completely slid into the rotary saddle 1-2, the present embodiment may further design a light sensing module at the engine inlet on the left side of the rotary saddle 1-2, and the start of the rotary motor for automatically controlling the rotary saddle 1-2 is performed by a light sensing circuit, which, of course, may also be manually controlled by an operator.
The use method of the tray turntable with the safety protection device for carrying out safe transmission of the engine comprises the following steps:
(1) When the engine is transmitted from the engine conveying roller way on the left side and is about to be transmitted to the left side of the rotary supporting table, the bearing at the lower end of the push rod is pressed to the highest position of the trapezoid convex block, one side of the stop block is jacked up upwards, and the top surface of the stop block is enabled to be horizontal with the upper plate surface of the rotary supporting table, so that the engine slides into the rotary supporting table from the top surface of the stop block;
(2) The engine continuously slides into the rotary supporting table through the left side of the rotary supporting table, after the engine completely slides into the rotary supporting table, the rotary supporting table is automatically controlled by a light sensing circuit or an operator to rotate at a high speed, a bearing at the lower end of the push rod is separated from the trapezoid protruding block, one side of the stop block is pulled down by the reset spring, the other side of the stop block is pulled up, the engine is blocked, and the engine is prevented from falling off the rotary supporting table;
(3) Stopping rotating when the rotary support table rotates to a certain angle set by a system at a high speed, performing assembly operation on an engine by a production line, controlling the rotary support table to continuously rotate until a bearing at the lower end of the push rod is pressed to the highest position of the trapezoid protruding block and stopping rotating after the assembly operation is finished, enabling the top surface of the stop block at the right side of the rotary support table to be horizontal with the upper plate surface of the rotary support table, pushing the engine into the engine conveying roller way at the right side, and transmitting the engine conveying roller way to a next production assembly link; and repeating the steps to realize the safe transmission assembly of the engine.
Claims (1)
1. The application method of the tray turntable with the safety protection device for carrying out safe transmission of the engine is characterized by comprising the following steps of:
(1) When the engine is transmitted from the engine conveying roller way on the left side and is about to be transmitted to the left side of the rotary supporting table, the bearing at the lower end of the push rod presses the highest position of the trapezoid protruding block, and one side of the stop block is jacked up upwards, so that the top surface of the stop block is horizontal to the upper plate surface of the rotary supporting table;
(2) The engine continuously slides into the rotary supporting table through the left side of the rotary supporting table, after the engine completely slides into the rotary supporting table, the rotary supporting table is controlled to rotate at high speed, a bearing at the lower end of the push rod leaves the trapezoid protruding block, one side of the stop block is pulled down by the reset spring, the other side of the stop block is pulled up, the engine is blocked, and the engine is prevented from falling out of the rotary supporting table;
(3) Stopping rotating when the rotary support table rotates to a certain angle set by the system at a high speed, performing assembly operation on the engine by a production line, controlling the rotary support table to continuously rotate until a bearing at the lower end of the push rod is pressed to the highest position of the trapezoid protruding block and stopping rotating after the assembly operation is finished, enabling the top surface of a stop block at the right side of the rotary support table to be horizontal with the upper surface of the rotary support table, pushing the engine into an engine conveying roller way at the right side, and transmitting the engine into a next production assembly link; repeating the steps to realize the safe transmission assembly of the engine;
the pallet turntable with the safety protection device used by the method comprises a pallet turntable bottom plate and a rotary pallet, wherein engine conveying roller tables are respectively and correspondingly distributed on the left side and the right side of the rotary pallet, and the pallet turntable is characterized in that: the tray turntable safety protection device comprises a tray turntable front baffle, a tray turntable rear baffle, two trapezoidal lugs and a tray turntable safety protection device, wherein the tray turntable front baffle and the tray turntable rear baffle are arc-shaped and are respectively and correspondingly distributed above the front part and the rear part of the rotary tray; the tray turntable safety protection device comprises a protection device bottom plate, a push rod, a reset spring, a side plate, a stop block rotating shaft and a stop block; the lower ends of the side plates are combined with the bottom plate of the protective device; the stop block rotating shaft is fixed on the side plate; the middle part of the stop block penetrates through the stop block rotating shaft to be rotatably connected; the left side of the bottom plate of the protection device is provided with push rod jacks, and the push rods penetrate through the push rod jacks to be distributed in a vertically sliding mode and are correspondingly distributed below the left side of the stop block; the upper end of the return spring is combined with the left end of the stop block, and the lower end of the return spring is combined with the left end of the bottom plate of the protective device and always in a pull-down state for the stop block; the two trapezoidal protruding blocks are respectively and correspondingly distributed on the left side and the right side of the bottom plate of the tray turntable; the left side and the right side of the rotary tray table are respectively and correspondingly provided with a tray turntable safety protection device;
the bearing is fixed at the lower end of the push rod through a bearing rotating shaft;
the upper limit block and the lower limit block are also combined with the middle upper part of the push rod; the upper limiting blocks and the lower limiting blocks are respectively distributed above and below the bottom plate of the protection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910099045.1A CN109623371B (en) | 2019-01-31 | 2019-01-31 | Pallet turntable with safety protection device and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910099045.1A CN109623371B (en) | 2019-01-31 | 2019-01-31 | Pallet turntable with safety protection device and use method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109623371A CN109623371A (en) | 2019-04-16 |
| CN109623371B true CN109623371B (en) | 2023-09-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910099045.1A Active CN109623371B (en) | 2019-01-31 | 2019-01-31 | Pallet turntable with safety protection device and use method thereof |
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| Country | Link |
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| CN (1) | CN109623371B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109991010B (en) * | 2019-04-30 | 2024-01-02 | 广西玉柴机器股份有限公司 | Automatic system and detection method for detecting rotation of engine crankshaft |
| CN109955201B (en) * | 2019-04-30 | 2023-06-20 | 广西玉柴机器股份有限公司 | Device capable of rapidly rotating engine crankshaft and application method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2397788A1 (en) * | 1977-07-18 | 1979-02-16 | Sdg | Irrigation pipe jet fitting - has conical end which is pressed through pipe wall and stepped cylindrical body which forms seal |
| DE102005023894A1 (en) * | 2005-05-24 | 2006-12-28 | Logatec Gmbh | Articles e.g. electronic device such as monitor, transportation device for use on assembly line, has wedge-shaped base inserted and clamped in upper side piece of clamp transverse to transport direction of device designed as mounting plate |
| CN201080366Y (en) * | 2007-07-26 | 2008-07-02 | 云南昆船设计研究院 | Pallet caging device |
| CN202116018U (en) * | 2011-04-27 | 2012-01-18 | 苏州巨通自动化设备有限公司 | Tray obstruction device |
| CN106516691A (en) * | 2016-12-01 | 2017-03-22 | 无锡明珠增压器制造有限公司 | Fast rotary reversing device for assembly line |
| CN208017283U (en) * | 2017-09-30 | 2018-10-30 | 何景瓷 | Place stable semi-conductor illumination exhibition table |
| CN209632501U (en) * | 2019-01-31 | 2019-11-15 | 广西玉柴机器股份有限公司 | A kind of pallet turntable with safety device |
-
2019
- 2019-01-31 CN CN201910099045.1A patent/CN109623371B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2397788A1 (en) * | 1977-07-18 | 1979-02-16 | Sdg | Irrigation pipe jet fitting - has conical end which is pressed through pipe wall and stepped cylindrical body which forms seal |
| DE102005023894A1 (en) * | 2005-05-24 | 2006-12-28 | Logatec Gmbh | Articles e.g. electronic device such as monitor, transportation device for use on assembly line, has wedge-shaped base inserted and clamped in upper side piece of clamp transverse to transport direction of device designed as mounting plate |
| CN201080366Y (en) * | 2007-07-26 | 2008-07-02 | 云南昆船设计研究院 | Pallet caging device |
| CN202116018U (en) * | 2011-04-27 | 2012-01-18 | 苏州巨通自动化设备有限公司 | Tray obstruction device |
| CN106516691A (en) * | 2016-12-01 | 2017-03-22 | 无锡明珠增压器制造有限公司 | Fast rotary reversing device for assembly line |
| CN208017283U (en) * | 2017-09-30 | 2018-10-30 | 何景瓷 | Place stable semi-conductor illumination exhibition table |
| CN209632501U (en) * | 2019-01-31 | 2019-11-15 | 广西玉柴机器股份有限公司 | A kind of pallet turntable with safety device |
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| CN109623371A (en) | 2019-04-16 |
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