CN209889771U - Self-adaptive friction conveying mechanism - Google Patents
Self-adaptive friction conveying mechanism Download PDFInfo
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- CN209889771U CN209889771U CN201920427906.XU CN201920427906U CN209889771U CN 209889771 U CN209889771 U CN 209889771U CN 201920427906 U CN201920427906 U CN 201920427906U CN 209889771 U CN209889771 U CN 209889771U
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- 238000009434 installation Methods 0.000 claims description 7
- 239000004519 grease Substances 0.000 abstract description 2
- 238000011900 installation process Methods 0.000 abstract description 2
- 125000003003 spiro group Chemical group 0.000 abstract 4
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- 230000005540 biological transmission Effects 0.000 description 5
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Abstract
The utility model discloses a self-adaptation friction conveying mechanism, including second friction pulley and cylinder, the second friction pulley passes through the bearing to be fixed on the second mounting panel, and the below of second mounting panel installs driving motor and synchronous pulley through the bolt, synchronous pulley passes through the hold-in range and installs together with the third friction pulley, the diameter of third friction pulley is unanimous with the fourth friction pulley, first mounting panel passes through the bolt spiro union inside Y slider under to the track that floats, and the second mounting panel passes through the bolt spiro union inside Y slider under to the track that floats, first stopper spiro union is on the Y on right side to the track that floats, and fourth stopper spiro union is on left Y is to the track that floats. The self-adaptive friction conveying mechanism has the characteristics of simple mechanism, low cost, no noise, no pollution of grease and the like, and can also avoid the high-precision requirement in the installation process.
Description
Technical Field
The utility model relates to an automobile manufacturing technical field specifically is a self-adaptation friction conveying mechanism.
Background
In the production process of automobiles, conveying is an indispensable link among stations, particularly high-precision positioning conveying, and more particularly, the key indexes of a set of conveying system are examined, so that the high-precision requirement is required for the white automobile body conveying and the engine and chassis conveying at present; however, the precision requirement and the cost are often double-edged swords, the high-precision conveying inevitably leads to the cost increase, and on the contrary, the biggest problem of the existing equipment is that when a friction rod enters two friction wheels, the friction wheels deviate in positions such as deformation and mounting failure of the friction rod, the friction rod can forcibly overcome the pressure of a cylinder, and when the friction rod deviates instantaneously, the friction rod can impact the friction wheel instantaneously, the friction wheel can generate a needling effect on the friction rod, so that the service life is greatly shortened, the noise in the movement process is increased, and the running stability of the device is reduced.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
The utility model provides a technical problem lie in overcoming prior art's friction lever can produce impact in the twinkling of an eye to the friction pulley, and the friction pulley can produce the acupuncture effect to the friction lever, very big reduction life with, noise in the increase motion process, the stationarity scheduling defect of reducing device operation provides a self-adaptation friction conveying mechanism. The driving motor, the spring device, the first friction wheel and the second friction wheel have the characteristics of simple mechanism, low cost, no high-precision requirement in the installation process, no pollution of noise, grease and the like.
2. Technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a self-adaptive friction conveying mechanism comprises a second friction wheel and a cylinder, wherein the second friction wheel is fixed on a second mounting plate through a bearing, a driving motor and a synchronous belt wheel are arranged below the second mounting plate through bolts, the synchronous belt wheel is arranged together with a third friction wheel through a synchronous belt, the diameters of the third friction wheel and a fourth friction wheel are consistent, the first mounting plate is in bolted connection with the inner part of a sliding block below the Y-direction floating track through bolts, the second mounting plate is screwed in the slide block under the Y-direction floating track through bolts, the first limiting block is screwed on the Y-direction floating track on the right side, the fourth limiting block is screwed on the Y-direction floating track on the left side, meanwhile, the first limiting block and the fourth limiting block are in a relatively static relation with the Y-direction floating track, the second limiting block is in a relatively static relation with the second mounting plate, and the third limiting block is in a relatively static relation with the first mounting plate;
the left side of cylinder passes through the bolt-on with first cylinder mount pad and is in the same place, and the right side of cylinder passes through the bolt and is articulated with second cylinder mount pad, the upside of first cylinder mount pad passes through the bolt-on with first mounting panel and is in the same place, the upside of second cylinder mount pad passes through the bolt-on with first mounting panel and is in the same place, spring assembly passes through the bolt fastening on the base, form the clearance between first mounting panel and the fourth stopper, and the clearance is floating structure, the friction lever sets up between second friction pulley and first friction pulley, Y is constituteed by slider and linear guide two parts to the track that floats, slider and linear guide's size looks adaptation, linear guide passes through the bolt-on the base.
Preferably, the first mounting plate has the same structural dimension as the second mounting plate, and the first mounting plate and the second mounting plate slide along the Y-direction floating rail.
Preferably, the spring devices are respectively arranged on the left side and the right side of the base, the number of the spring devices is four, the spring devices provide auxiliary friction clamping force, friction between the friction wheel and the friction rod is increased, when the same clamping force is provided, a smaller cylinder diameter can be selected, and the spring devices arranged on the two sides can provide auxiliary clamping force.
Preferably, the driving motor is fixedly installed together with the base through the base, the second installation plate and the first installation plate are of a symmetrical structure about the center line of the base, the second friction wheel is directly connected with the output shaft of the driving motor, and meanwhile, the output shaft of the driving motor is provided with the synchronous belt wheel which drives the third friction wheel to rotate through belt transmission.
Preferably, the diameters of the first friction wheel, the second friction wheel and the third friction wheel are consistent, the first friction wheel and the second friction wheel are of a movable structure, the third friction wheel and the fourth friction wheel are of a movable structure, a group of friction wheels are newly added, the distance between the two groups of friction wheels is larger than 600mm, two groups of friction wheel groups are formed, the friction rods are driven simultaneously, and the two groups of friction wheels can effectively avoid the overlong friction rods.
Preferably, the first friction wheel, the second friction wheel, the third friction wheel and the fourth friction wheel are symmetrical with respect to a center line of the base.
Preferably, the first mounting plate and the second mounting plate are identical in height, the first mounting plate is arranged into two groups, and the second mounting plate is arranged into two groups.
Preferably, the first cylinder mount is Z-shaped, and the second cylinder mount is Z-shaped.
Preferably, the second mounting panel passes through the slider sliding connection of bottom in linear guide's inside, and the slider distributes in the left and right sides of second mounting panel, and linear guide's appearance is the I-shaped, and first mounting panel and the first friction pulley of first mounting panel and third friction pulley and other one end move towards Y's forward and reverse each other, and third friction pulley and fourth friction pulley centre-to-centre spacing installed on same linear rail increase, and the friction lever then can not receive frictional force to shift out under two friction pulley do not have the tight state of clamp, makes things convenient for equipment maintenance and maintenance.
3. Advantageous effects
To sum up, the beneficial effects of the utility model are that:
(1) the friction rods between the stations are prevented from colliding in the debugging and running stages, the safety distance is increased, and meanwhile, the distance between the stations can be shortened;
(2) the flexible floating mechanism is added, the original fixed fulcrum turning point is cancelled, the linear guide rail is changed into floating, the friction wheel set can float freely, the friction wheel set is adaptive to the relative position of the friction rod before the friction wheel set is ejected, the friction rod enters by means of guiding of the wedge block when entering the friction wheel set, the clamping force of the air cylinder is overcome to eject the friction wheel, the state that the friction wheel is tightly attached to the friction rod is achieved, and the friction force is effectively transmitted;
(3) the mechanism adopts a modular design, is produced in batch, has a simple structure, is convenient to process, manufacture and assemble, reduces parts, cancels a fixed pivot, saves the maintenance problem in the production process, and is changed into a linear guide rail, the whole rail is arranged below the friction wheel mounting plate and is completely covered, so the linear rail is also free from maintenance;
(4) when the friction rods with inconsistent deformation enter the two friction wheels, the friction wheel set can float along the Y direction to remove the deformation of the self-adaptive friction rod, the wedge angle of the friction rod overcomes the pressure of the cylinder, the friction wheel set is ejected, the impact effect of the friction rod on the friction wheel is completely avoided, the Y-direction impact of the friction rod on the friction wheel in the prior art is avoided, and the impact force of the friction rod on the friction wheel can smoothly pass through the friction wheel set only if being larger than the reaction force of the cylinder.
Drawings
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a schematic view of the friction bar of the present invention;
FIG. 4 is an enlarged schematic view of the structure A of the present invention;
FIG. 5 is a side view of the structure of the present invention;
fig. 6 is a schematic view of the installation of the structural friction rod and the base of the present invention.
In the figure: 1. driving motor, 2, Y are to the track that floats, 3, first friction pulley, 4, first stopper, 5, second stopper, 6, second friction pulley, 7, spring assembly, 8, hold-in range, 9, third stopper, 10, third friction pulley, 11, first mounting panel, 12, first cylinder mount pad, 13, fourth stopper, 14, the cylinder, 15, second cylinder mount pad, 16, second mounting panel, 17, the base, 18, the clearance, 19, the friction lever, 20, the slider, 21, linear guide, 22, fourth friction pulley.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 6, the present invention provides a technical solution: a self-adaptive friction conveying mechanism comprises a second friction wheel 6 and an air cylinder 14, wherein the second friction wheel 6 is fixed on a second mounting plate 16 through a bearing, a driving motor 1 and a synchronous pulley are mounted below the second mounting plate 16 through bolts, the synchronous pulley is mounted with a third friction wheel 10 through a synchronous belt 8, the driving motor 1 is fixedly mounted with a base 17 through a machine base, the second mounting plate 16 and a first mounting plate 11 are of a symmetrical structure relative to the central line of the base 17, the third friction wheel 10 and a fourth friction wheel 22 are consistent in diameter, the first mounting plate 11 and the second mounting plate 16 are consistent in height, the first mounting plate 11 is arranged into two groups, the second mounting plate 16 is arranged into two groups, the first mounting plate 11 is in threaded connection with the inner portion of a sliding block 20 below a Y-direction floating rail 2 through bolts, and the second mounting plate 16 is in threaded connection with the inner portion of a sliding block 20 below the Y-direction floating rail 2 through bolts, the first limiting block 4 is in threaded connection with the Y-direction floating track 2 on the right side, the fourth limiting block 13 is in threaded connection with the Y-direction floating track 2 on the left side, meanwhile, the first limiting block 4 and the fourth limiting block 13 are in a relatively static relation with the Y-direction floating track 2, meanwhile, the second limiting block 5 is in a relatively static relation with the second mounting plate 16, and the third limiting block 9 is in a relatively static relation with the first mounting plate 11; the structural size of the first mounting plate 11 is the same as that of the second mounting plate 16, the first mounting plate 11 and the second mounting plate 16 slide along the Y-direction floating track 2, the second mounting plate 16 is connected inside the linear guide rail 21 in a sliding manner through a slider 20 at the bottom, the sliders 20 are distributed on the left side and the right side of the second mounting plate 16, the linear guide rail 21 is I-shaped, the left side of the air cylinder 14 is hinged with the first air cylinder mounting seat 12 through a bolt, the right side of the air cylinder 14 is hinged with the second air cylinder mounting seat 15 through a bolt, the upper side of the first air cylinder mounting seat 12 is connected with the first mounting plate 11 through a bolt in a screwing manner, the first air cylinder mounting seat 12 is Z-shaped, the second air cylinder mounting seat 15 is Z-shaped, the upper side of the second air cylinder mounting seat 15 is connected with the first mounting plate 11 through a bolt in a screwing manner, the spring device 7 is fixed on the base 17 through a, the left side and the right side of the base 17 of the spring device 7 are respectively provided with two spring devices 7, the number of the spring devices 7 is four, the first friction wheel 3, the second friction wheel 6, the third friction wheel 10 and the fourth friction wheel 22 are of a symmetrical structure relative to the central line of the base 17, a gap 18 is formed between the first mounting plate 11 and the fourth limiting block 13, the gap 18 is of a floating structure, the friction rod 19 is arranged between the second friction wheel 6 and the first friction wheel 3, the Y-direction floating track 2 is composed of two parts, namely a sliding block 20 and a linear guide rail 21, the sliding block 20 is matched with the linear guide rail 21 in size, the linear guide rail 21 is screwed on the base 17 through bolts, the diameters of the first friction wheel 3, the second friction wheel 6 and the third friction wheel 10 are consistent, the first friction wheel 3 and the second friction wheel 6 are of a movable structure, and the third friction wheel 10 and the fourth friction wheel 22 are of a movable structure.
When the friction rod 19 enters the friction wheel set in the motion process, the friction rod 19 firstly contacts with a single friction wheel in the friction wheel set, and at this time, if the friction wheel set does not float relatively, Y-direction impact is generated greatly.
Two groups of spring devices 7, which are provided with two groups of floating springs with prepressing arranged on the friction wheel set along the Y direction, and the springs provide free floating of the friction wheel set in the Y direction and are adaptive to the relative position of the friction rod 19; at the same time, the spring device 7 provides auxiliary friction clamping force to increase the friction between the friction wheel and the friction rod 19, and when the same clamping force is provided, a smaller cylinder diameter can be selected, and the spring devices 7 arranged on two sides can provide auxiliary clamping.
The working principle is as follows: when the self-adaptive friction conveying mechanism is used, the second friction wheel 6 is directly connected with an output shaft of the driving motor 1, a synchronous belt wheel is arranged on the output shaft of the driving motor 1, the third friction wheel 10 is driven to rotate through belt transmission, the friction rod 19 is positioned in the middle of the two friction wheels in the same group, and the center distance between the first friction wheel 3 and the second friction wheel 6 in the same group is extruded; the torque of the two friction wheels during rotation is converted into the driving force of a friction rod 19, the positive pressure between the first friction wheel 3 and the second friction wheel 6 is increased, the maximum transmission efficiency is achieved, the slipping phenomenon in the transmission process is avoided, the friction wheels and the two groups of mounting plates can float freely on the Y-direction floating track 2, the two sides of the friction wheels and the two groups of mounting plates are pressed tightly through spring devices 7, the four spring devices 7 simultaneously press the second mounting plate 16 and the first mounting plate 11 which are independent from each other towards the middle in pairs, meanwhile, the second mounting plate 16 and the first mounting plate 11 are provided with a first limiting block 4 and a second limiting block 5, the two groups of limiting blocks float freely in the Y direction along with the second mounting plate 16, the first limiting block 4 and the second limiting block 5 can limit the second mounting plate 16, the first friction wheel 3 and the second friction wheel 6 to be in unlimited approach, and limit the first friction wheel 3 and the second friction wheel 6, under the action of the spring device 7, the first friction wheel 3 and the second friction wheel 6 can be limited by a limiting block to reach a designed center distance size in the operation process, the friction wheel is kept in a balanced state, the foremost end of the friction rod 19 can smoothly pass through a gap between the two friction wheels, the air cylinder 14 is respectively fixed on the first air cylinder mounting seat 12 and the second air cylinder mounting seat 15, the first air cylinder mounting seat 12 and the second air cylinder mounting seat 15 are fixed on the first mounting plate 11, when the air cylinder 14 is opened, the thrust force of the air cylinder 14 is greater than the elastic force of the spring device 7, so that the first mounting plate 11 and the third friction wheel 10 and the second mounting plate 16 and the first friction wheel 3 at the other ends move towards the positive direction and the reverse direction of the Y, the center distance between the third friction wheel 10 and the fourth friction wheel 22 which are arranged on the same straight line track is increased, the friction rod 19 can be moved out without being subjected to the friction force in a non-clamping state of the two friction, the fourth limiting block 13 is fixed on the linear track and keeps relatively static with the linear track, meanwhile, a certain gap 18 is kept between the fourth limiting block 13 and the first mounting plate 11, namely the free floating amount of the friction wheel on the linear track along the Y direction is adjusted by a gasket according to the required amount, the friction wheel is ensured to be always positioned near the motion position of the friction rod 19 in the installation and debugging stage, accidents caused by large position deviation of the friction mechanism in the installation and debugging process are avoided, because the distance between the left group of Y direction floating tracks and the right group of Y direction floating tracks 2 is large, namely the center distance between the first friction wheel 3 and the second friction wheel 6 is large, compared with the floating amount of the second friction wheel 6 and the third friction wheel 10 in the Y direction, the change of the center distance between the second friction wheel 6 and the third friction wheel 10 can be completely ignored, and the normal transmission and use of the synchronous belt 8 are not influenced by the slight change of the center, it is the entire process of operation of the adaptive friction conveying mechanism.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. An adaptive friction conveying mechanism is characterized in that: comprises a second friction wheel (6) and a cylinder (14), the second friction wheel (6) is fixed on a second mounting plate (16) through a bearing, a driving motor (1) and a synchronous pulley are mounted below the second mounting plate (16) through bolts, the synchronous pulley is mounted together with a third friction wheel (10) through a synchronous belt (8), the third friction wheel (10) and a fourth friction wheel (22) have the same diameter, the first mounting plate (11) is in threaded connection with the inside of a sliding block (20) below a Y-direction floating track (2) through bolts, the second mounting plate (16) is in threaded connection with the inside of the sliding block (20) below the Y-direction floating track (2) through bolts, a first limiting block (4) is in threaded connection with the Y-direction floating track (2) on the right side, a fourth limiting block (13) is in threaded connection with the Y-direction floating track (2) on the left side, and the first limiting block (4) and the fourth limiting block (13) and the Y-direction floating track (2) are in a relatively static relationship, meanwhile, the second limiting block (5) and the second mounting plate (16) are in a relatively static relation, and the third limiting block (9) and the first mounting plate (11) are in a relatively static relation; the left side of the air cylinder (14) is hinged with the first air cylinder mounting seat (12) through a bolt, the right side of the air cylinder (14) is hinged with the second air cylinder mounting seat (15) through a bolt, the upper side of the first air cylinder mounting seat (12) is in screwed connection with the first mounting plate (11) through a bolt, the upper side of the second air cylinder mounting seat (15) is in screwed connection with the first mounting plate (11) through a bolt, the spring device (7) is fixed on the base (17) through a bolt, a gap (18) is formed between the first mounting plate (11) and the fourth limiting block (13), the gap (18) is of a floating structure, the friction rod (19) is arranged between the second friction wheel (6) and the first friction wheel (3), the Y-direction floating track (2) is composed of a sliding block (20) and a linear guide rail (21), and the sliding block (20) is matched with the linear guide rail (21), the linear guide rail (21) is screwed on the base (17) through a bolt.
2. An adaptive friction feed mechanism according to claim 1, wherein: the structure size of the first mounting plate (11) is the same as that of the second mounting plate (16), and the first mounting plate (11) and the second mounting plate (16) slide along the Y-direction floating track (2).
3. An adaptive friction feed mechanism according to claim 1, wherein: the two spring devices (7) are respectively arranged on the left side and the right side of the base (17), and the number of the spring devices (7) is four.
4. An adaptive friction feed mechanism according to claim 1, wherein: the driving motor (1) is fixedly installed together with the base (17) through the machine base, and the second installation plate (16) and the first installation plate (11) are of a symmetrical structure relative to the center line of the base (17).
5. An adaptive friction feed mechanism according to claim 1, wherein: the diameters of the first friction wheel (3), the second friction wheel (6) and the third friction wheel (10) are consistent, the first friction wheel (3) and the second friction wheel (6) are movable structures, and the third friction wheel (10) and the fourth friction wheel (22) are movable structures.
6. An adaptive friction feed mechanism according to claim 1, wherein: the first friction wheel (3), the second friction wheel (6), the third friction wheel (10) and the fourth friction wheel (22) are of a symmetrical structure relative to the center line of the base (17).
7. An adaptive friction feed mechanism according to claim 1, wherein: the height of the first mounting plate (11) is consistent with that of the second mounting plate (16), the first mounting plate (11) is arranged into two groups, and the second mounting plate (16) is arranged into two groups.
8. An adaptive friction feed mechanism according to claim 1, wherein: the first cylinder mounting seat (12) is Z-shaped, and the second cylinder mounting seat (15) is Z-shaped.
9. An adaptive friction feed mechanism according to claim 1, wherein: the second mounting plate (16) is connected inside the linear guide rail (21) in a sliding mode through the sliding blocks (20) at the bottom, the sliding blocks (20) are distributed on the left side and the right side of the second mounting plate (16), and the linear guide rail (21) is I-shaped in appearance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920427906.XU CN209889771U (en) | 2019-03-29 | 2019-03-29 | Self-adaptive friction conveying mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920427906.XU CN209889771U (en) | 2019-03-29 | 2019-03-29 | Self-adaptive friction conveying mechanism |
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| Publication Number | Publication Date |
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| CN209889771U true CN209889771U (en) | 2020-01-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920427906.XU Expired - Fee Related CN209889771U (en) | 2019-03-29 | 2019-03-29 | Self-adaptive friction conveying mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113879791A (en) * | 2021-10-18 | 2022-01-04 | 广州明珞装备股份有限公司 | Multi-layer conveying system |
-
2019
- 2019-03-29 CN CN201920427906.XU patent/CN209889771U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113879791A (en) * | 2021-10-18 | 2022-01-04 | 广州明珞装备股份有限公司 | Multi-layer conveying system |
| CN113879791B (en) * | 2021-10-18 | 2023-03-28 | 广州明珞装备股份有限公司 | Multi-layer conveying system |
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