CN114476624B - Feeding device for airtight machine following tray of transmission shell - Google Patents
Feeding device for airtight machine following tray of transmission shell Download PDFInfo
- Publication number
- CN114476624B CN114476624B CN202011259032.5A CN202011259032A CN114476624B CN 114476624 B CN114476624 B CN 114476624B CN 202011259032 A CN202011259032 A CN 202011259032A CN 114476624 B CN114476624 B CN 114476624B
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- pallet
- place
- feeding
- shell
- positioning
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 62
- 238000001514 detection method Methods 0.000 claims abstract description 25
- 239000000463 material Substances 0.000 claims description 24
- 238000013016 damping Methods 0.000 claims description 13
- 230000007727 signaling mechanism Effects 0.000 claims description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 230000007306 turnover Effects 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 7
- 238000012423 maintenance Methods 0.000 claims description 6
- 230000011664 signaling Effects 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 3
- 229910003460 diamond Inorganic materials 0.000 claims description 3
- 239000010432 diamond Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 230000005484 gravity Effects 0.000 claims description 2
- 210000001503 joint Anatomy 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 8
- 238000012360 testing method Methods 0.000 abstract description 6
- 238000005299 abrasion Methods 0.000 abstract description 2
- 239000002699 waste material Substances 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 2
- 230000008447 perception Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 229910001008 7075 aluminium alloy Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000000540 analysis of variance Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Feeding Of Workpieces (AREA)
Abstract
An airtight quick-witted pallet loading attachment of derailleur casing includes: two-section feeding mechanism, set up respectively in feeding mechanism upper and lower side's detection mechanism and accurate positioning detection mechanism in place, wherein: the feeding mechanism accommodates and conveys the pallet used for bearing the transmission shell to be tested, the transmission shell is scheduled to be positioned on the pallet, and then the pallet and the plugging mechanism are precisely positioned. Through twice positioning, the device has certain fault tolerance under the condition of meeting the positioning requirement. So that the fault tolerance of the device is stronger. The invention can effectively protect the shell in principle of meeting the air tightness test in the process of conveying the transmission shell to be tested to the equipment detection station, and effectively reduce the abrasion rate of the end face of the shell. In addition, the whole operation is simple, and the waste rate of the product is reduced from the operation level.
Description
Technical Field
The invention relates to a technology in the field of manufacturing of speed changers, in particular to a feeding device of an airtight machine following tray of a speed changer shell.
Background
The existing hybrid power transmission shell has higher requirement on air tightness, main cavity leakage detection needs to be carried out during manufacturing, and the shell needs to be fed due to the function requirement of an air tightness machine, and the shell feeding structure of the air tightness machine commonly used comprises the following components: the sliding plate structure, that is, the section of the shell of the speed changer is directly arranged on a panel with the surface subjected to special treatment for sliding feeding, and when the surface hardness is higher than that of the shell, the joint surface of the shell can be scratched in the sliding process. When the surface hardness is lower than that of the shell, scratching flanging can be generated to scratch the joint surface of the shell. The other is a roller strip structure, namely the end face of the transmission shell is arranged on two rolling material paths. When the roller strip is made of metal materials, the noise is larger in the feeding process, and the working environment is severe due to the water testing link in the testing process, so that the rolling material channel is rusted. When the roller strip is made of nonmetallic materials, although noise is reduced, the roller strip is quick in moving loss and frequent in replacement. Therefore, the whole performance of the airtight machine is directly affected by the feeding device of the transmission shell.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a feeding device for a transmission shell airtight machine pallet, namely a pallet positioning device is added, a shell is preloaded on the pallet first, and secondary positioning is carried out before plugging, so that the problem that the shell is damaged in the feeding process is solved. In order to ensure the repeatability of the feeding of the shell, the feeding mechanism is designed as follows: the pallet is manually pushed to the preset stop block, the front end ball head of the pallet feeding auxiliary plunger automatically stretches out into the auxiliary preset taper hole, similar magnetic attraction is generated, in-place hand feeling feedback is given to an operator, and the pallet is not easy to separate. Before the lifting mechanism descends, the tray preset bolt can automatically extend out and be inserted into the tray preset U-shaped groove, so that the tray is guaranteed to be correctly abutted with the lower positioning mechanism when the following tray descends in place.
The invention is realized by the following technical scheme:
the invention relates to a feeding device of an airtight machine following tray of a transmission shell, which comprises the following components: two-section feeding mechanism, set up respectively in feeding mechanism upper and lower side's detection mechanism and accurate positioning detection mechanism in place, wherein: the feeding mechanism accommodates and conveys the pallet used for bearing the transmission shell to be tested, the transmission shell is scheduled to be positioned on the pallet, and then the pallet and the plugging mechanism are precisely positioned. Through twice positioning, the device has certain fault tolerance under the condition of meeting the positioning requirement. So that the fault tolerance of the device is stronger.
Technical effects
The invention integrally solves the problems of damage to a transmission shell and stability of a mechanism of the existing feeding structure, repeated positioning of the pallet, smooth feeding of the pallet on two sections of material paths, in-place manual perception of the pallet and the like;
compared with the prior art, the invention can effectively protect the shell in principle of meeting the air tightness test in the process of conveying the transmission shell to be tested to the equipment detection station, and effectively reduce the abrasion rate of the end face of the shell. In addition, the whole operation is simple, and the waste rate of the product is reduced from the operation level.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of a pallet;
FIG. 3 is a schematic diagram of an in-place detection mechanism;
FIG. 4 is a schematic view of a feed mechanism;
FIG. 5 is a schematic diagram of a precise positioning detection mechanism
FIG. 6 is a schematic diagram of an embodiment;
in the figure: the automatic positioning device comprises a precise positioning detection mechanism A, a positioning detection mechanism B, a feeding mechanism C, a pallet D, U type latch seat 1, two shell pre-positioning bolts 2, a shell pre-positioning signaling mechanism 3, a supporting plate 4, an inner cavity profiling filling 5, a custom sealing ring 6, four guide wheels 7, a sliding plate 8, a signaling rod 9, a pallet positioning device 10, a precise positioning mechanism 11, a liquid sealing frame 12, a conveying roller path 13, a guide strip 14, a self-locking lifting device 15, a linear bearing 16, a guide post 17, a guide post mounting seat 27, a latch device 18, a conveying roller path 19, a pallet positioning and detecting device 20, a material frame 21, a guide strip 22, a turnover mechanism 23, a fixing frame 24, an initial limiting block 25, a bus plate 26, a handle 28, an adjusting mechanism 29, a double-hand starting device 30, a diamond-shaped positioning pin 31, a signaling mechanism 32, a circular positioning pin 33 and a positioning plate 34.
Detailed Description
As shown in fig. 1, this embodiment relates to a two-stage feeding mechanism C, an in-place detecting mechanism B and an accurate positioning detecting mechanism a respectively disposed above and below the feeding mechanism C, wherein: the feeding mechanism receives and conveys a pallet D for bearing a transmission housing to be tested. The device adopts manual feeding, a transmission shell is placed on a pallet, the pallet is fed through a feeding mechanism manually, whether the pallet is in place or not is judged manually by means of suction feeling, and whether a in-place detection signal is sent or not is judged. When the tray is not in place, the pressing and plugging mechanism does not work, when the workpiece is not placed in place, the pressing and plugging mechanism does not work. When the signal is normal, the compressing and plugging mechanism works, and normal test is started.
As shown in fig. 2, the pallet is switchable, detachable, and specifically includes: the device comprises a supporting plate 4, a U-shaped bolt seat 1 arranged above the supporting plate 4, two shell pre-positioning bolts 2, a shell pre-positioning signaling mechanism 3, inner cavity profiling filling 5, a customized sealing ring 6, and four guide wheels 7 and sliding plates 8 arranged below the supporting plate 4.
The supporting plate 4 is made of 7075 aluminum alloy and is treated by T6.
The inner cavity profiling filling 5 ensures that guiding is performed when the shell is placed;
the customized sealing ring 6 is used as a wearing part, can be replaced on a tray, and is convenient and simple to operate;
the guide wheel 7 is used for preventing the clamping and collision in the feeding process;
the sliding plate 8 adopts 1Cr13 to be subjected to quenching treatment, so that the wear resistance is enhanced.
As shown in fig. 3, the housing pre-positioning signaling mechanism 3 includes: the damping steel ball 10 is adjusted by bolts, and the spring force can be adjusted. Thereby feeding back to the manual in-place perception. The locating pin and the pin sleeve are used for accurately locating the pallet and the plugging mechanism.
The signalling rod 9 acts on the end face of the transmission housing and, when pressed, acts on the fine positioning signalling mechanism 32.
As shown in fig. 4, the feeding mechanism includes: the mount 24 and feed work or material rest and lift work or material rest of setting on it, wherein: the feeding material frame and the lifting material frame are respectively provided with a conveying rollaway nest 13 and a guide strip 14, the fixing frame 24 is fixed on the lathe bed, the lifting material frame is driven by a cylinder, and two linear bearings lift on two guide posts to realize conveying of the follow-up tray. The feeding material rack is fixed on the bed body and has the function of up-down adjustment, so that the conveying butt joint of the following tray is realized.
The fixing frame 24 is provided with a turnover mechanism 23 and a two-hand starting device 30.
The feeding material frame comprises: the automatic leveling device comprises a bus plate 26, a liquid sealing frame 12 arranged above the bus plate 26, an initial limiting block 25, a turnover mechanism 23 arranged below the bus plate 26, a handle 28 and an adjusting mechanism 29, wherein the turnover mechanism is turned by 90 degrees under the condition that the handle 28 is held by hands, so that the maintenance and the maintenance of the inside of a machine tool are facilitated, and the final leveling is performed by adjusting gaskets of the turnover mechanism 23 and the adjusting mechanism 29.
The lifting material frame comprises: the material frame 21, set up in the conveying raceway 19 of material frame 21 top, pallet is put in place and detection device 20, guide bar 22 and set up respectively in the pair of taking auto-lock lifting device 15, linear bearing 16, guide pillar 17, bolt device 18, guide pillar mount pad 27 of material frame 21 both sides, wherein: the lifting of the material frame 21 is driven by the self-locking lifting device 15.
The conveying roller ways 13 and the two conveying roller ways 19 are realized through equal-height bolts and small-diameter bearings, and the small-diameter bearings and the equal-height bolts are used as the roller ways, so that the sliding is smooth, the noise is low, the purchasing and manufacturing cost is low, the interchangeability is high, the maintenance is simple, and the distance distribution of the bearings and the distance between the shaft diameter and the length of the following tray are directly related. The stability of the movement, the noise and the collision are affected.
As shown in fig. 4 and 5, the in-place detection mechanism includes: a tray in-place device 10 provided with damping steel balls, a pallet in-place limiting device 20, a U-shaped latch seat 1 and a latch device 18.
The latch means 18 described ensures perfect engagement with accurate positioning when the pallet is disengaged during descent and lowered into position.
When the pallet enters the lifting frame, firstly, damping steel balls in the pallet in-place device 10 can contact the guiding surfaces of the pallet in-place device and the detection device 20, and as the pallet is pushed in slowly, the damping generated by the pallet in-place device 10 on the steel balls is larger and larger until the pallet enters the tapered holes of the pallet in-place device and the detection device 20, at the moment, the damping of a spring is minimum, and the spring is a magnetic-like attractive force transferred to an operator. When the adjusting bolts in the structure of the pallet in-place device 10 are adjusted, the damping of the steel balls is changed, so that the damping handfeel is stronger. At this time, the feeding limit position is reached, and the detection device sends a signal. The two-side bolt devices 18 are inserted into the U-shaped bolt seats 1, and the tray descends under the action of the lifting device 15.
The damping steel ball, the small-diameter bearing and the equal-height bolt fully utilize the mechanical characteristics of the damping steel ball, realize the in-place hand feel feedback of the tray, and utilize the small-diameter bearing and the equal-height bolt as the roller path, so that the sliding is smooth and stable, the noise is low, the rust is not easy to generate, the purchasing manufacturing cost is low, the interchangeability is strong, the maintenance is simple, and the like. Meanwhile, smooth and steady movement of the pallet on the sectional material channel is realized.
As shown in fig. 5, the precise positioning detection mechanism includes: the positioning plate 34 and the diamond positioning pins 31, the signaling mechanism 32 and the round positioning pins 33 arranged on the positioning plate, along with the descending of the pallet, the supporting plate ascends, the diamond positioning pins 31 and the round positioning pins 33 are guided to enter the positioning pins/sleeves serving as the accurate positioning mechanism 11, the position of the pallet is corrected, the pallet descends to the positioning plate and then stops descending, the feeding frame continues to descend for 5mm, and at the moment, the pallet in-place device 10 is separated from the pallet in-place device and the detection device 20, and the bolt device 18 is not separated from the U-shaped bolt seat. Under the action of gravity of the pallet, the signalling rod 9 in the casing pre-positioning signalling mechanism 3 acts on the signalling mechanism 32 to signalling. Whether the transmission housing is put in place is detected while detecting whether the tray is in place.
When the test is completed, the lifting rack is lifted, the following tray is lifted to be flush with the feeding rack, the material returning cylinder works, and the following tray is returned to the initial position.
The pallet idea of the invention is taken as the core of the whole invention, and the problem of shell damage is effectively solved. In addition, as a manual station, the application of the damping spring increases the operation hand feeling and provides a basis for manual feedback.
Compared with the prior art, the device has the advantages that the final repeated positioning precision meets the clamp requirement, the R & R (analysis of variance) report meets the requirement, the on-site use feedback service condition is good, and the problem that the shell is scrapped in an airtight process for a long time is effectively solved.
The foregoing embodiments may be partially modified in numerous ways by those skilled in the art without departing from the principles and spirit of the invention, the scope of which is defined in the claims and not by the foregoing embodiments, and all such implementations are within the scope of the invention.
Claims (3)
1. The utility model provides a speed changer casing airtight machine pallet loading attachment which characterized in that includes: two-section feeding mechanism, set up respectively in feeding mechanism upper and lower side's detection mechanism and accurate positioning detection mechanism in place, wherein: the feeding mechanism receives and conveys a pallet used for bearing a transmission shell to be tested, and the pallet and the plugging mechanism are precisely positioned by presetting the transmission shell on the pallet;
the pallet comprises: the device comprises a supporting plate, a U-shaped bolt seat, two shell pre-positioning bolts, a shell pre-positioning signaling mechanism, an inner cavity profiling filling and customizing sealing ring, four guide wheels and a sliding plate, wherein the U-shaped bolt seat is arranged above the supporting plate;
the feeding mechanism comprises: mount and feed work or material rest and lifting work or material rest of setting on it, wherein: the feeding material frame and the lifting material frame are respectively provided with a conveying rollaway nest and a guide strip, the fixed frame is fixed on the lathe bed, the lifting material frame is driven by a cylinder, and two linear bearings lift on two guide posts to realize the conveying of the follow-up tray; the feeding rack is fixed on the bed body and has an up-down adjusting function, so that the conveying butt joint of the following trays is realized;
the in-place detection mechanism comprises: the device comprises a pallet in-place device provided with damping steel balls, a pallet in-place limiting device, a detection device, a U-shaped latch seat and a latch device;
the housing pre-positioning signaling mechanism comprises: positioning pin sleeve, first locating pin and damping steel ball, wherein: the damping steel ball is adjusted by a bolt, so that the spring force can be adjusted, and is fed back to manual in-place sensing, and the first positioning pin and the pin sleeve accurately position the pallet and the plugging mechanism;
the accurate positioning detection mechanism comprises: locating plate and set up diamond-shaped locating pin, signaling mechanism and circular locating pin on it, wherein: along with the descending of the following tray, the supporting plate ascends; the diamond locating pins and the round locating pins guide the accurate locating mechanism to be entered, the positions of the pallet are corrected firstly, the pallet descends to the locating plate and then stops descending, the feeding frame continues descending, at the moment, the pallet in-place device is in-place limited with the pallet and the detection device is separated, and the bolt device is not separated from the U-shaped bolt seat; under the gravity action of the pallet, the shell presets the signaling rod in the signaling mechanism to act on the signaling mechanism to make it signaling; and detecting whether the transmission housing is put in place or not while detecting whether the pallet is put in place or not.
2. The feeding device for the airtight machine-driven pallet of the transmission housing according to claim 1, wherein the fixing frame is provided with a turnover mechanism and a two-hand starting device.
3. The air-tight pallet loading device for a transmission housing according to claim 1, wherein the feeding rack comprises: the automatic leveling device comprises a bus plate, a liquid sealing frame arranged above the bus plate, an initial limiting block, a turnover mechanism arranged below the bus plate, a handle and an adjusting mechanism, wherein the turnover mechanism is turned over under the condition of holding the handle by hand, so that the maintenance and the maintenance of the machine tool are facilitated, and the final leveling is performed through the gasket of the turnover mechanism and the adjusting mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011259032.5A CN114476624B (en) | 2020-11-12 | 2020-11-12 | Feeding device for airtight machine following tray of transmission shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011259032.5A CN114476624B (en) | 2020-11-12 | 2020-11-12 | Feeding device for airtight machine following tray of transmission shell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114476624A CN114476624A (en) | 2022-05-13 |
| CN114476624B true CN114476624B (en) | 2023-12-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011259032.5A Active CN114476624B (en) | 2020-11-12 | 2020-11-12 | Feeding device for airtight machine following tray of transmission shell |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117142131B (en) * | 2023-10-15 | 2024-03-15 | 苏州鑫凯威科创发展有限公司 | Transfer device is made in production of car vanity mirror lens |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4538950A (en) * | 1981-05-25 | 1985-09-03 | Murata Kikai Kabushiki Kaisha | Automatic system for conveying works in a machine shop |
| CN103241531A (en) * | 2013-04-24 | 2013-08-14 | 大连德欣新技术工程有限公司 | Motor wire embedding line conveyor pallet and off-line workbench connecting device |
| CN206068776U (en) * | 2016-08-31 | 2017-04-05 | 天津七所高科技有限公司 | Scalable fine positioning conveying equipment with synchronization lifting |
| CN206886173U (en) * | 2017-06-08 | 2018-01-16 | 常州机电职业技术学院 | A kind of pallet electric gear material separation device |
| CN209160779U (en) * | 2018-11-26 | 2019-07-26 | 上海宏会邦智能设备有限公司 | A kind of feeding tray positioning mechanism |
| CN111397872A (en) * | 2020-03-18 | 2020-07-10 | 杭州新松机器人自动化有限公司 | Vacuum booster assembling and detecting equipment capable of automatically adjusting assembling process according to parameters |
-
2020
- 2020-11-12 CN CN202011259032.5A patent/CN114476624B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4538950A (en) * | 1981-05-25 | 1985-09-03 | Murata Kikai Kabushiki Kaisha | Automatic system for conveying works in a machine shop |
| CN103241531A (en) * | 2013-04-24 | 2013-08-14 | 大连德欣新技术工程有限公司 | Motor wire embedding line conveyor pallet and off-line workbench connecting device |
| CN206068776U (en) * | 2016-08-31 | 2017-04-05 | 天津七所高科技有限公司 | Scalable fine positioning conveying equipment with synchronization lifting |
| CN206886173U (en) * | 2017-06-08 | 2018-01-16 | 常州机电职业技术学院 | A kind of pallet electric gear material separation device |
| CN209160779U (en) * | 2018-11-26 | 2019-07-26 | 上海宏会邦智能设备有限公司 | A kind of feeding tray positioning mechanism |
| CN111397872A (en) * | 2020-03-18 | 2020-07-10 | 杭州新松机器人自动化有限公司 | Vacuum booster assembling and detecting equipment capable of automatically adjusting assembling process according to parameters |
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| CN114476624A (en) | 2022-05-13 |
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