CN210859673U

CN210859673U - Bidirectional spring damping mechanism

Info

Publication number: CN210859673U
Application number: CN201922060510.9U
Authority: CN
Inventors: 李道飞
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-23
Filing date: 2019-11-23
Publication date: 2020-06-26
Anticipated expiration: 2029-11-23

Abstract

The utility model discloses a two-way spring damper, the on-line screen storage device comprises a base, upper cover and loading board, the upper end circumference equipartition base butt joint piece of base, the up end at base butt joint piece is fixed to the upper cover, the loading board passes the center of upper cover and base and the loading board can reciprocate along upper cover and base, the loading board includes the disc body, loading board projection and loading board insert the post, the loading board is inserted the post and is passed the center of base and loading board insert the post and can reciprocate along the base, the spring under the disc body under the crimping between terminal surface and the base up end, the post is inserted to the lower terminal surface circumference equipartition upper cover of upper cover, the lower extreme that the post was inserted to the upper cover passes the disc body, the peripheral cover of upper cover insert the post establishes the upper spring, the upper end of upper spring supports respectively and connects. The utility model discloses a shock attenuation is effectual.

Description

Bidirectional spring damping mechanism

Technical Field

The utility model belongs to the technical field of the damper technique and specifically relates to a two-way spring damper is related to.

Background

The textile machinery can produce vibrations at the operation in-process, leads to the workshop noise to increase, and vibrations also can lead to textile machinery life-span to shorten simultaneously.

The existing textile machinery generally reduces vibration through a damping mechanism, most of the damping devices are common rubber damping structures or unidirectional spring damping structures (downward compression springs), and the damping effect is to be improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned prior art not enough, provide a two-way spring damper, the shock attenuation is effectual.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a two-way spring damper which characterized in that: including base, upper cover and loading board, the base butt joint piece that upwards extends of upper end circumference equipartition of base, the up end at base butt joint piece is fixed in the laminating of the lower terminal surface of upper cover, the loading board passes the center of upper cover and base and the loading board can reciprocate along upper cover and base, and the loading board includes the disc body, is located the loading board projection at disc body up end center and is located the loading board at disc body lower terminal surface center and inserts the post, the loading board is inserted the post and is passed the center of base and loading board and insert the post and can reciprocate along the base, the spring under the crimping between terminal surface and the base up end under the disc body, the post is inserted to the lower terminal surface circumference equipartition upper cover of upper cover, the lower extreme that the post was inserted to the upper cover passes the disc body, and the peripheral cover of post is inserted and is established the spring, the upper and lower extreme of upper spring supports respectively and connects terminal surface under.

The base comprises a square base body, the center of the upper end face of the square base body extends upwards to form a base convex ring, and base abutting blocks extending upwards are circumferentially and uniformly distributed on the upper end face of the base convex ring.

The utility model discloses a shock-absorbing seat, including square pedestal, first inserted block, second inserted block, first shock-absorbing pad, base, second inserted block, first inserted block, second inserted block, the lower terminal surface laminating of square pedestal is equipped with the base and shakes the pad, and the lower terminal surface of square pedestal is equipped with first slot and second slot, the base is shaken the up end that shakes the pad and is equipped with first inserted block and second inserted block, first inserted block laminating inserts first slot, the laminating.

The center of square pedestal is equipped with the base counter bore, the center that the base was inhaled and is inhaled the shake pad mesopore that is equipped with and is filled up with the base counter bore concentric relative from top to bottom, inhale the internal diameter that fills up the mesopore and be less than the internal diameter of base counter bore, the annular wall interference fit in lower part of base counter bore has first slide bearing, first slide bearing's lower terminal surface butt is equal at the internal diameter that inhales the downthehole of the up end of first inserted block and first slide bearing and inhaling.

The quantity of lower spring is two and two lower spring distribute with one heart inside and outside, the base up end is equipped with two endocentric base spring grooves, and the lower extreme of two lower springs is located two base spring grooves respectively, the disk body lower extreme is equipped with two endocentric loading board spring grooves, and the upper end of two lower springs is located two loading board spring grooves respectively.

The disc body is circumferentially and uniformly distributed with disc body counter bores, the disc body counter bores comprise a large-diameter part at the upper part and a small-diameter part at the lower part, a second sliding bearing is in interference fit with the small-diameter part at the lower part of the disc body counter bore, and the annular inner wall of the second sliding bearing is in clearance fit with the annular outer wall of the upper cover inserting column.

The upper cover comprises an annular cover body, a convex column groove is formed in the periphery of the upper end, located on the upper cover inserting column, of the lower end face of the annular cover body, the upper end of the upper spring is located in the convex column groove, and the lower end of the upper spring is located in the large-diameter portion of the upper portion of the disc body counter bore.

The utility model has the advantages that: when the textile machinery vibrates downwards, the lower spring is used for damping, when the textile machinery vibrates upwards, the upper spring is used for damping, and the damping effect of the whole device is very good by matching with the base damping pad positioned at the bottom; and the bearing board shifts up and down along first slide bearing and second slide bearing, and the shock attenuation process is smooth and easy.

Drawings

Fig. 1 is a perspective view of the present invention;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 2;

FIG. 4 is an enlarged view at B in FIG. 2;

fig. 5 is an exploded view of the present invention;

FIG. 6 is a partial exploded view of the present invention;

fig. 7 is a perspective view of the base of the present invention;

FIG. 8 is a perspective view of the carrier plate of the present invention;

fig. 9 is a perspective view of the silica gel extension tube of the present invention;

fig. 10 is a perspective view of the upper cover of the present invention;

fig. 11 is a perspective view of the telescopic joint of the present invention.

In the figure: a base shock-absorbing pad 1, a first insert 11, a second insert 12, a shock-absorbing pad waist-shaped hole 13, a shock-absorbing pad middle hole 14, a base 2, a first slot 21, a second slot 22, a base waist-shaped hole 23, a base convex ring 24, a base abutting block 25, an abutting block screw hole 26, a filter screen slot 27, a base spring slot 28, a base counter bore 29, a square base body 210, a bearing plate 3, a bearing plate body 31, a bearing plate convex column 32, a bearing plate insert column 33, a disc body counter bore 34, a positioning sheet 35, a bearing plate sleeve slot 36, a bearing plate spring slot 37, a silica gel extension tube 4, a silica gel extension tube insert sleeve 41, a silica gel extension tube transition ring 42, a silica gel extension tube inclined platform 43, a silica gel extension tube connecting platform 44, a silica gel air hole 45, a metal sleeve 46, a lower spring 47, a first sliding bearing 48, an upper cover 5, an annular cover body 51, an upper cover sealing slot 52, an upper cover insert, The device comprises an upper spring 56, a second sliding bearing 57, an expansion joint 6, an expansion joint inclined table 61, an expansion joint outer connecting table 62, an expansion joint air hole 63, an expansion joint supporting table 64, a supporting table positioning groove 65, an expansion joint inner connecting table 66 and a filter screen 7.

Detailed Description

The invention will be further described with reference to the accompanying drawings and specific embodiments:

as shown in fig. 1-11, a two-way spring damper, including base 2, upper cover 5, filter screen 7 and loading board 3, base 2 includes square pedestal 210, square pedestal 210's up end center upwards extends and forms base bulge loop 24, and the periphery that lies in base bulge loop 24 on square pedestal 210 is equipped with base waist shape hole 23, square pedestal 210's lower terminal surface laminating is equipped with the base and shakes and fill up 1, and the base is inhaled and is shaken and fill up 1 and also be square structure, and the base is inhaled and is shaken the length and the width homogeneous phase of filling up 1 and square pedestal 210 and the base is inhaled and fill up 1 and be equipped with the shock absorption waist shape hole 13 that runs through from top to bottom, and it is relative from top to bottom to inhale shock absorption waist shape hole 13 and base waist shape hole 23, and inhale the installation that shock absorption waist shape hole 13 and.

The lower terminal surface of square pedestal 210 is equipped with first slot 21 and second slot 22, the base is inhaled the up end of inhaling shake pad 1 and is equipped with first inserted block 11 and second inserted block 12, first inserted block 11 laminating is inserted first slot 21, the laminating of second inserted block 12 is inserted second slot 22. The first insert block 11 and the first slot 21 are square keys and slots which are matched with each other. The second insert block 12 and the second insert groove 22 are of a dovetail key and groove structure which are matched with each other, and the second insert block 12 is matched with the second insert groove 22 to prevent the second insert block 12 from falling off.

The base butt joint piece 25 that upwards extends of upper end circumference equipartition of base 2 specifically does the base butt joint piece 25 that upwards extends of up end circumference equipartition of base bulge loop 24, the up end at base butt joint piece 25 is fixed in the laminating of the lower terminal surface of upper cover 5, and the top of base butt joint piece 25 is equipped with butt joint piece screw 26, and upper cover 5 is equipped with the hole site corresponding with butt joint piece screw 26 and passes this hole site and twist butt joint piece screw 26 through the screw and realizes that upper cover 5 is fixed with being connected of base 2.

Insert between two adjacent base butt piece 25 and establish filter screen 7, filter screen 7 is the arc structure and is covered with the aperture on the filter screen 7, the both sides of base butt piece 25 and the upper end of base bulge loop 24 are equipped with filter screen slot 27, and the filter screen slot 27 of base butt piece 25 both sides and the filter screen slot 27 of base bulge loop 24 upper end communicate. The upper cover 5 comprises an annular cover body 51, arc-shaped slots 55 are uniformly distributed in the circumferential direction of the lower end face of the annular cover body 51, the arc-shaped slots 55 are inserted into the upper end of the filter screen 7, two adjacent filter screen slots 27 of two adjacent base abutting blocks 25 corresponding to the filter screen 7 are inserted into the two sides of the filter screen 7, and the filter screen slots 27 at the upper end of the base convex ring 24 are inserted into the lower end of the filter screen 7. Wherein, the filter screen slot 27 and the arc slot 55 at the upper end of the base convex ring 24 are both arc-shaped, four edges of the filter screen 7 can be reliably positioned, and the filter screen 7 can not be separated.

The loading board 3 passes the center of upper cover 5 and base 2 and loading board 3 can reciprocate along upper cover 5 and base 2, loading board 3 includes disc body 31, be located the loading board projection 32 at disc body 31 up end center and be located disc body 31 lower extreme center's loading board inserted column 33, the upper end center of loading board projection 32 is equipped with the screw hole and is used for installing textile machinery, the annular inner wall of the outer wall laminating annular lid 51 of loading board projection 32 reciprocates, annular lid 51's annular inner wall is equipped with two upper cover seal grooves 52 of upper and lower interval, there is the sealing washer in the upper cover seal groove 52 to be used for guaranteeing the sealed effect that loading board projection 32 reciprocated the in-process.

The bearing plate inserting column 33 penetrates through the center of the base 2, the bearing plate inserting column 33 can move up and down along the base 2, the center of the square base body 210 is provided with a base counter bore 29, the center of the base shock absorption pad 1 is provided with a shock absorption pad central bore 14 which is concentrically opposite to the base counter bore 29 up and down, the inner diameter of the shock absorption pad central bore 14 is smaller than that of the base counter bore 29, the lower annular wall of the seat counterbore 29 is interference fitted with a first plain bearing 48, the seat counterbore 29 including an upper larger diameter portion and a lower smaller diameter portion, wherein the smaller diameter part of the lower part of the base counter bore 29 is assembled with a first sliding bearing 48 by interference fit, the lower end surface of the first sliding bearing 48 abuts against the upper end surface of the first insert 11 and the inner diameter of the first sliding bearing 48 is equal to the inner diameter of the middle hole 14 of the shock absorbing pad, and the bearing plate insert column 33 can move up and down along the base shock absorbing pad 1 without exceeding the lower end of the base shock absorbing pad 1.

Spring 47 under the crimping between terminal surface and the base 2 up end under the disc body 31, the quantity of lower spring 47 is two and the inside and outside concentric distribution of two lower springs 47, two lower springs 47 highly the same, the number of turns is the same and the thickness of spring wire is also the same, base 2 up end is equipped with two concentric base spring grooves 28, two lower spring 47's lower extreme is located two base spring grooves 28 respectively, disc body 31 down terminal surface is equipped with two concentric loading board spring grooves 37, two lower spring 47's upper end is located two loading board spring grooves 37 respectively.

Be equipped with a plurality of metal sleeve 46 along vertical direction interval between terminal surface and the base 2 up end under the disc body 31, the metal sleeve 46 that is located top and bottom butts disc body 31 and base 2 respectively, terminal surface center is equipped with carrier plate sleeve groove 36 under the disc body 31, the annular outer wall laminating carrier plate sleeve groove 36's that is located a metal sleeve 46 of the top annular inner wall and this metal sleeve 46's up end butt carrier plate sleeve groove 36, the great position of diameter and this metal sleeve 46's the lower terminal surface butt base counter bore 29 that is located the annular outer wall laminating base counter bore 29 upper portion of a metal sleeve 46 of the bottom.

A silica gel telescopic tube 4 is arranged between two adjacent metal sleeves 46, the silica gel telescopic tube 4 is made of silica gel material, the silica gel extension tube 4 comprises silica gel extension tube plug bushes 41 which are distributed at intervals from top to bottom, the mutually close end faces of the upper and the lower silica gel extension tube plug bushes 41 are respectively provided with a silica gel extension tube transition ring 42 which horizontally extends outwards, the outer ends of the two silica gel extension tube transition rings 42 are respectively provided with a silica gel extension tube sloping platform 43 which obliquely extends outwards, the two silica gel extension tube sloping platforms 43 are horizontally and symmetrically distributed, the distance between the two silica gel extension tube sloping platforms 43 from inside to outside is gradually reduced, the outer ends of the two silica gel extension tube sloping platforms 43 are connected through a vertical silica gel extension tube connecting platform 44, the silica gel telescopic tube air holes 45 which are penetrated inside and outside are uniformly distributed in the circumferential direction on the silica gel telescopic tube connecting platform 44, and the annular inner wall of the silica gel telescopic tube inserting sleeve 41 is in clearance fit with the annular outer wall of the bearing plate inserting column 33.

The silica gel telescopic tube plug bushes 41 at the upper end and the lower end of the silica gel telescopic tube 4 are respectively fitted and inserted into the two metal sleeves 46 which are adjacent up and down, and the end surfaces of the metal sleeves 46 are abutted to the end surfaces of the transition rings 42 of the silica gel telescopic tubes.

The number of the metal sleeves 46 in the device is 4, the number of the silica gel telescopic tubes 4 is 3, the 3 silica gel telescopic tubes 4 are separated by the middle 2 metal sleeves 46, namely, a gap is reserved between the adjacent silica gel telescopic tube plug bushes 41 of the two adjacent silica gel telescopic tubes 4, and the annular inner wall of each metal sleeve 46 is attached to the annular outer wall of each silica gel telescopic tube plug bush 41.

The lower spring 47 is located the periphery of the silica gel telescopic tube 4, and when the loading board 3 shakes downwards along with the textile machinery, the common displacement deformation of a plurality of silica gel telescopic tubes 4 and two lower springs 47 carries out the shock absorption, wherein the silica gel telescopic tube 4 mainly depends on the flexible deformation of the silica gel telescopic tube sloping platform 43, and the compression deformation of the silica gel telescopic tube sloping platform 43 promotes the air compression inside the silica gel telescopic tube 4, and the air can blow and dissipate heat to two lower springs 47 from the ejection of the silica gel telescopic tube air holes 45. The silica gel extension tube inclined platform 43 can suck air from the outside after rebounding and resetting, the two lower springs 47 are cooled again, the sucked air is sprayed repeatedly to ensure the replacement of the air, and the cooling effect is further improved (the heat is generated due to the deformation of the springs and the work done).

The lower terminal surface circumference equipartition upper cover of upper cover 5 inserts post 53, the lower extreme that upper cover inserted post 53 passes disc body 31, disc body 31 circumference equipartition disc body counter bore 34, and disc body counter bore 34 includes the major diameter position on upper portion and the minor diameter position of lower part, and interference fit second slide bearing 57 is in the minor diameter position of disc body counter bore 34 lower part, and the annular inner wall of second slide bearing 57 and the annular outer wall clearance fit of upper cover inserted post 53, and disc body 31 is above the cover inserted post 53 and is reciprocated for the direction.

An upper spring 56 is sleeved on the periphery of the upper cover inserting column 53, each upper cover inserting column 53 corresponds to one upper spring 56, the upper end and the lower end of each upper spring 56 are respectively abutted to the lower end face of the upper cover 5 and the upper end face of the disc body 31, a convex column groove 54 is formed in the periphery of the upper end, located on the upper cover inserting column 53, of the lower end face of the annular cover body 51, the upper end of each upper spring 56 is located in the convex column groove 54, and the lower end of each upper spring 56 is located in the large-diameter portion of the upper portion of the disc body counter bore 34.

The crimping has telescopic joint 6 between the lower terminal surface of upper cover 5 and the up end of the disk body 31, and telescopic joint 6 adopts the silica gel material to make, telescopic joint 6 includes two elastic deformation platforms of upper and lower interval distribution, the elastic deformation platform includes the telescopic joint sloping platform 61 of two horizontal symmetric distributions, and the distance between two telescopic joint sloping platforms 61 reduces gradually from inside to outside, and the outer end of two telescopic joint sloping platforms 61 is connected through vertical telescopic joint outer connection platform 62, the telescopic joint hole 63 that runs through inside and outside the telescopic joint outer connection platform 62 circumference equipartition.

The two elastic deformation tables are connected through a vertical expansion joint inner connecting table 66, and the expansion joint inner connecting table 66 and the expansion joint outer connecting table 62 are respectively positioned at the inner end and the outer end of the elastic deformation tables.

The ends of the two elastic deformation tables far away from each other are provided with an expansion joint support table 64 extending inwards, the expansion joint support table 64 at the upper end is attached to the lower end face of the annular cover body 51, and the expansion joint support table 64 at the lower end is attached to the upper end face of the disc body 31. The annular inner wall of the telescopic joint support platform 64 is attached to the annular outer wall of the bearing plate convex column 32.

The up end circumference equipartition spacer 35 of disk body 31, the telescopic joint brace table 64 circumference equipartition that is located the lower extreme brace table constant head tank 65, the laminating of spacer 35 stretches into brace table constant head tank 65. This design facilitates the positioning and installation of the telescopic joint 6.

The upper spring 56 is positioned at the periphery of the telescopic joint 6, when the bearing plate 3 vibrates upwards along with the textile machinery, the telescopic joint 6 and the upper spring 56 are displaced and deformed together to absorb shock, wherein the deformation of the telescopic joint 6 is opposite to that of the silica gel telescopic tube 4, namely when the silica gel telescopic tube 4 is compressed, the telescopic joint 6 is expanded; when the silica gel telescopic tube 4 is expanded, the telescopic joint 6 is compressed. The deformation of the upper spring 56 and the lower spring 47 is also opposite, the lower spring 47 is compressed, and the upper spring 56 is stretched; the lower spring 47 is extended and the upper spring 56 is compressed.

The telescopic joint 6 mainly depends on the telescopic deformation of the telescopic joint inclined table 61, the compression deformation of the telescopic joint inclined table 61 promotes the air inside the telescopic joint 6 to be compressed, and the air is sprayed out from the telescopic joint air hole 63 to blow and radiate the upper spring 56. The telescopic joint inclined table 61 can suck air from the outside after rebounding and resetting, the upper spring 56 is cooled again, meanwhile, the air is repeatedly sprayed out and sucked, the replacement of the air can be guaranteed, and the cooling effect is further improved (the heat is generated due to the deformation of the spring and work done).

The filter screen 7 is located at the periphery of the upper spring 56 and the lower spring 47. The filter screen 7 can ensure that no external impurities are mixed in when the silica gel extension tube 4 and the expansion joint 6 exchange air.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a two-way spring damper which characterized in that: comprises a base (2), an upper cover (5) and a bearing plate (3), wherein the upper end of the base (2) is circumferentially and uniformly provided with a base butt joint block (25) which extends upwards, the lower end face of the upper cover (5) is fixedly jointed with the upper end face of the base butt joint block (25), the bearing plate (3) penetrates through the centers of the upper cover (5) and the base (2) and the bearing plate (3) can move up and down along the upper cover (5) and the base (2), the bearing plate (3) comprises a disc body (31), a bearing plate convex column (32) positioned at the center of the upper end face of the disc body (31) and a bearing plate inserted column (33) positioned at the center of the lower end face of the disc body (31), the bearing plate inserted column (33) penetrates through the center of the base (2) and the bearing plate inserted column (33) can move up and down along the base (2), a lower spring (47) is pressed and connected between the lower end face of, the lower terminal surface circumference equipartition upper cover of upper cover (5) inserts post (53), the lower extreme that upper cover inserted post (53) passes disc body (31), and peripheral cover of upper cover inserted post (53) establishes spring (56), the upper and lower end of spring (56) supports terminal surface and disc body (31) up end under upper cover (5) respectively.

2. The bi-directional spring damper mechanism according to claim 1, wherein: the base (2) comprises a square base body (210), the center of the upper end face of the square base body (210) extends upwards to form a base convex ring (24), and base abutting blocks (25) extending upwards are evenly distributed on the circumferential direction of the upper end face of the base convex ring (24).

3. The bidirectional spring damper mechanism according to claim 2, wherein: the lower terminal surface laminating of square pedestal (210) is equipped with the base and shakes and fill up (1), and the lower terminal surface of square pedestal (210) is equipped with first slot (21) and second slot (22), the base is shaken the up end that fills up (1) and is equipped with first inserted block (11) and second inserted block (12), first inserted block (11) laminating inserts first slot (21), second inserted block (12) laminating inserts second slot (22).

4. A bi-directional spring damper mechanism as set forth in claim 3, wherein: the center of square pedestal (210) is equipped with base counter bore (29), the center that the base was inhaled the shake pad (1) is equipped with and shakes and fill up mesopore (14) with base counter bore (29) concentric relative from top to bottom, inhale the internal diameter that shakes and fill up mesopore (14) and be less than the internal diameter of base counter bore (29), the lower part annular wall interference of base counter bore (29) is equipped with first slide bearing (48), the internal diameter of the lower terminal surface butt of first slide bearing (48) at the up end of first inserted block (11) and first slide bearing (48) equals with the internal diameter of inhaling shake pad mesopore (14).

5. The bi-directional spring damper mechanism according to claim 1, wherein: the quantity of lower spring (47) is two and two inside and outside concentric distributions of lower spring (47), base (2) up end is equipped with two concentric base spring grooves (28), and the lower extreme of two lower springs (47) is located two base spring grooves (28) respectively, disc body (31) lower extreme face is equipped with two concentric loading board spring grooves (37), and the upper end of two lower springs (47) is located two loading board spring grooves (37) respectively.

6. The bi-directional spring damper mechanism according to claim 1, wherein: disc body (31) circumference equipartition disc body counter bore (34), disc body counter bore (34) are including the major diameter position on upper portion and the minor diameter position of lower part, and interference fit second slide bearing (57) in the minor diameter position of disc body counter bore (34) lower part, the annular inner wall of second slide bearing (57) and the annular outer wall clearance fit of upper cover inserted column (53).

7. The bidirectional spring damper mechanism according to claim 6, wherein: the upper cover (5) comprises an annular cover body (51), a convex column groove (54) is formed in the periphery of the upper end, located on the upper cover inserting column (53), of the lower end face of the annular cover body (51), the upper end of an upper spring (56) is located in the convex column groove (54), and the lower end of the upper spring (56) is located in a large-diameter portion of the upper portion of the disc body counter bore (34).