CN209990836U

CN209990836U - Tooth bar buffer

Info

Publication number: CN209990836U
Application number: CN201920770910.6U
Authority: CN
Inventors: 刘秀花
Original assignee: Shenzhen Essence Exhaustion Science And Technology Ltd
Current assignee: Shenzhen Essence Exhaustion Science And Technology Ltd
Priority date: 2019-05-23
Filing date: 2019-05-23
Publication date: 2020-01-24
Anticipated expiration: 2029-05-23

Abstract

The utility model provides a dental strip buffer, it includes: the damping device comprises a shell, a first fixed disc and a first rotating disc are arranged in the shell, the first fixed disc is movably arranged in the shell up and down, a first cavity is formed in the upper surface of the first fixed disc, a second cavity is formed in the lower surface of the first rotating disc, the first cavity and the second cavity are mutually buckled to form an accommodating cavity, damping liquid is arranged in the accommodating cavity, a cover body is arranged at the upper part of the shell, and the shell is sealed by the cover body; a rotating shaft, its lower extreme is fixed in first rotary disk, and a rotating bearing is established to the upper portion cover of rotating shaft, and rotating bearing installs in the lid, and the upper end of rotating shaft sets up a one-way bearing, and one-way bearing sets firmly in an output gear. The electric shock absorber is simple to operate, can buffer objects during release, can be easily taken back during taking back, saves cost compared with a traditional motor control mode without adopting an external motor, and is simple to operate, novel in design and convenient to operate.

Description

Tooth bar buffer

Technical Field

The utility model relates to a line stick field especially relates to a dental strip buffer in the line stick field.

Background

At present, an object lifting device used in the field of a winding bar mostly adopts a motor output mode, namely, a motor is provided with a rotating shaft, a gear is arranged at the end part of the rotating shaft, a rope is arranged at the edge of the gear, a hook is arranged at the end part of the rope, when the object needs to be lifted or descended, the object is hooked by the hook, then the motor is started, the rotating shaft drives the gear to rotate, the rope is loosened by the gear, then the object is descended, and the object reaches a specified height position, the device is excessively complex in design and needs to be driven by the motor, the motor needs to be driven by a software program, the cost is higher, and the device is inconvenient in actual production operation; and when the article descends, the speed of the article is gradually increased, so that the article has a high speed when descending at a specified height, and the high speed is instantly reduced to zero, namely the moment has a large impulse, so that the rope is easily broken, and the article is damaged when falling to the ground.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide a dental strip buffer which has the characteristics of simple design, economy, practicality and convenience.

The utility model discloses a realize like this: a dental strip buffer, comprising:

a shell, a first fixed disc and a first rotating disc are arranged in the shell, the first fixed disc is movably arranged on the shell up and down, a first cavity is arranged on the upper surface of the first fixed disc, a second cavity is arranged on the lower surface of the first rotating disc, the first cavity and the second cavity are mutually buckled to form an accommodating cavity, damping liquid is arranged in the accommodating cavity, a cover body is arranged on the upper part of the shell, the cover body seals the shell,

the lower end of the rotating shaft is fixed on the first rotating disc, a rotating bearing is sleeved on the upper portion of the rotating shaft and is arranged on the cover body, a one-way bearing is arranged at the upper end of the rotating shaft, and the one-way bearing is fixedly arranged in an output gear.

The inner wall of the shell is convexly provided with a protruding part, the protruding part extends along the axial direction of the shell, the edge of the first fixed disk is provided with a notch, and the protruding part is arranged on the notch, so that the first fixed disk can move along the axial direction of the first fixed disk conveniently.

First fixed disk includes a first main part, a plurality of first protruding walls are established to first main part epirelief, first protruding wall centers on the center ring of first main part is established, a first boss is established to the center department arch of first main part, form first cavity between the first protruding wall, a plurality of first trompils are still established to first main part running through, first trompil is located between the adjacent first protruding wall.

The first rotating disc comprises a second main body, a plurality of second convex walls are arranged on the second main body in a downward protruding mode, the second convex walls are annularly arranged around the center of the second main body, a second groove is formed in the center of the second main body, a second cavity is formed between the second convex walls, the first convex walls are inserted between two adjacent second convex walls, the first bosses are arranged in the second grooves, a plurality of second openings are formed in the second main body in a penetrating mode, and the second openings are located between the adjacent second convex walls.

The bottom surface of casing sets up a constant head tank, install an adjusting screw in the constant head tank, first screw is seted up to first boss, adjusting screw spiral shell locates first screw, adjusting screw's upper end is used for the butt the axis of rotation, wherein rotate adjusting screw, adjusting screw is at first screw internal rotation, in order to adjust the distance between first main part and the second main part.

The upper surface of the second main body is provided with a fixing hole, the lower end of the rotating shaft is fixed to the fixing hole, the center of the cover body is provided with a first accommodating groove, the rotating bearing is arranged in the first accommodating groove, the inner wall of the first accommodating groove is provided with a second accommodating groove, the second accommodating groove is provided with a rubber ring, and the rotating shaft is sleeved with the rubber ring.

In the utility model, a damping liquid is arranged in the containing cavity, a cover body is arranged on the upper part of the shell, and the cover body seals the shell; the lower end of the rotating shaft is fixed on the first rotating disc, a rotating bearing is sleeved on the upper portion of the rotating shaft and is arranged on the cover body, a one-way bearing is arranged at the upper end of the rotating shaft, and the one-way bearing is fixedly arranged in an output gear. During the use, with card strip and output gear cooperation, mesh promptly, then the card strip receives gravity downstream, output gear rotates, drive the axis of rotation motion, the axis of rotation drives first rotary disk motion, owing to accept the intracavity and install the damping fluid, event first rotary disk receives the resistance of damping fluid, with the slow motion, according to the size of card strip gravity, adjustable first rotary disk receives the size of the resistance that damping fluid gave, need not to worry that the card strip drops to ground in the twinkling of an eye, lead to the condition of card strip damage, still through adjusting first fixed disk, distance between the first rotary disk, the size of control damping force, the operation is simple, for traditional motor control's mode, need not to adopt external motor, the cost is greatly saved, the operation is simple, novel design, and convenient for operation.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is an overall perspective combination view provided by the present invention;

fig. 2 is an exploded perspective view provided by the present invention;

fig. 3 is an exploded perspective view of the present invention from another perspective;

fig. 4 is an exploded perspective view of the present invention from another perspective;

fig. 5 is a schematic view of the first fixed disk and the first rotary disk provided by the present invention approaching each other;

fig. 6 is a schematic view of the first fixed disk and the first rotary disk when the first fixed disk and the first rotary disk are away from the present invention.

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.

As shown in fig. 1-6, an embodiment of the present invention provides a rack buffer, which includes: a housing 1, wherein a first fixed disk 2 and a first rotating disk 3 are arranged in the housing 1, the first fixed disk 2 is movably arranged in the housing 1 up and down, a first cavity 26 is arranged on the upper surface of the first fixed disk 2, a second cavity 36 is arranged on the lower surface of the first rotating disk 3, the first cavity 26 and the second cavity 36 are mutually buckled to form an accommodating cavity, a damping liquid 8 is arranged in the accommodating cavity, a cover body 4 is arranged on the upper part of the housing 1, and the cover body 4 seals the housing 1; a rotating shaft 5, the lower end of which is fixed to the first rotating disk 3, a rotating bearing 51 is sleeved on the upper portion of the rotating shaft 5, the rotating bearing 51 is installed on the cover 4, a one-way bearing 62 is arranged on the upper end of the rotating shaft 5, and the one-way bearing 62 is fixedly arranged in an output gear 6.

The inner wall of the shell 1 is convexly provided with a protruding part 11, the protruding part 11 extends along the axial direction of the shell 1, the edge of the first fixing disc 2 is provided with a notch 24, and the protruding part 11 is arranged on the notch 24, so that the first fixing disc 2 can move along the axial direction of the first fixing disc.

First fixed disk 2 includes a first main part 21, first main part 21 is upwards protruding to establish a plurality of first protruding walls 22, first protruding wall 22 centers on the center ring of first main part 21 is established, the first boss 23 is protruding to be established in the center department of first main part 21, form first cavity 26 between the first protruding wall 22, a plurality of first trompils 25 are still established to first main part 21, first trompil 25 is located between the adjacent first protruding wall 22.

The first rotating disk 3 includes a second main body 31, the second main body 31 is provided with a plurality of second protruding walls 32 protruding downward, the second protruding walls 32 surround the center of the second main body 31, a second groove 33 is provided at the center of the second main body 31, a second cavity 36 is formed between the second protruding walls 32, the first protruding wall 22 is inserted between two adjacent second protruding walls 32, the first boss 23 is installed in the second groove 33, the second main body 31 is further provided with a plurality of second openings 35, and the second openings 35 are located between the adjacent second protruding walls 32.

A positioning groove 12 is formed in the bottom surface of the shell 1, an adjusting screw 7 is installed in the positioning groove 12, a first screw hole 27 is formed in the first boss 23, the adjusting screw 7 is screwed in the first screw hole 27, the upper end of the adjusting screw 7 is used for abutting against the rotating shaft 5, the adjusting screw 7 is rotated and rotates in the first screw hole 27 to adjust the distance between the first main body 21 and the second main body 31, for example, by adjusting the distance between the first fixing disc 2 and the first rotating disc 3 to be reduced, the damping liquid 8 is compressed in the accommodating cavity, the first rotating disc 3 is rotated at the moment, a larger force is required to overcome the damping force, and therefore, a larger force is required to rotate the rotating shaft 5 at the moment; if the adjusting screw 7 is rotated in the first screw hole 27, the damping fluid 8 is released in the receiving chamber without being compressed when the first fixed disk 2 is moved away from the first rotary disk 3. When the first rotary disk 3 is rotated, a small force is required to overcome the damping force, and the rotation of the first rotary disk 3 is realized.

A fixing hole 34 is formed in the upper surface of the second body 31, the lower end of the rotating shaft 5 is fixed to the fixing hole 34, a first receiving groove 41 is formed in the center of the cover 4, the rotating bearing 51 is mounted in the first receiving groove 41, a second receiving groove 42 is formed in the inner wall of the first receiving groove 41, a rubber ring 52 is mounted in the second receiving groove 42, and the rotating shaft 5 is sleeved with the rubber ring 52.

During the use, to block strip and the cooperation of output gear 6, mesh promptly, then the card strip receives gravity downstream, output gear 6 rotates, output gear 6 drives one-way gear and rotates, one-way gear does not rotate for output gear 6 promptly, drive axis of rotation 5 motion, axis of rotation 5 drives first rotary disk 3 motion, owing to accept the intracavity and be equipped with damping liquid 8, event first rotary disk 3 receives the resistance of damping liquid 8, will slow motion, according to the size of card strip gravity, adjustable first rotary disk 3 receives the size of the resistance that damping liquid 8 given, need not worry that the card strip drops to ground in the twinkling of an eye, lead to the condition that the card strip damaged. When the card strip upward movement is needed, the card strip is pulled back by direct human hands, because the card strip moves reversely, the one-way bearing 62 can rotate at the moment, the card strip can easily drive the output gear 6 to rotate at the moment, and the card strip can be sent to the appointed position according to the needs of people. If need relax the card strip once more, the card strip can slowly arrive under damping liquid 8's resistance, need not to worry the in-process of conveying, the impaired condition of card strip too fast striking, the size of control damping force, its easy operation for traditional motor control's mode, need not to adopt external motor, the cost has been saved greatly, its easy operation, the modern design, convenient operation.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A dental strip buffer, comprising:

the damping device comprises a shell, a first fixed disc and a first rotating disc are arranged in the shell, the first fixed disc is movably arranged on the shell up and down, a first cavity is formed in the upper surface of the first fixed disc, a second cavity is formed in the lower surface of the first rotating disc, the first cavity and the second cavity are mutually buckled to form an accommodating cavity, damping liquid is arranged in the accommodating cavity, a cover body is arranged at the upper part of the shell, and the cover body seals the shell;

2. The dental strip buffer of claim 1, wherein: the inner wall of the shell is convexly provided with a protruding part, the protruding part extends along the axial direction of the shell, the edge of the first fixed disk is provided with a notch, and the protruding part is arranged on the notch, so that the first fixed disk can move along the axial direction of the first fixed disk conveniently.

3. The dental strip buffer of claim 1, wherein: first fixed disk includes a first main part, a plurality of first protruding walls are established to first main part epirelief, first protruding wall centers on the center ring of first main part is established, a first boss is established to the center department arch of first main part, form first cavity between the first protruding wall, a plurality of first trompils are still established to first main part running through, first trompil is located between the adjacent first protruding wall.

4. A dental strip buffer as claimed in claim 3 wherein: the first rotating disc comprises a second main body, a plurality of second convex walls are arranged on the second main body in a downward protruding mode, the second convex walls are annularly arranged around the center of the second main body, a second groove is formed in the center of the second main body, a second cavity is formed between the second convex walls, the first convex walls are inserted between two adjacent second convex walls, the first bosses are arranged in the second grooves, a plurality of second openings are formed in the second main body in a penetrating mode, and the second openings are located between the adjacent second convex walls.

5. A dental strip buffer as claimed in claim 3 wherein: the bottom surface of casing sets up a constant head tank, install an adjusting screw in the constant head tank, first screw is seted up to first boss, adjusting screw spiral shell locates first screw, adjusting screw's upper end is used for the butt the axis of rotation, wherein rotate adjusting screw, adjusting screw is at first screw internal rotation, in order to adjust the distance between first main part and the second main part.

6. The dental strip buffer of claim 4, wherein: the upper surface of the second main body is provided with a fixing hole, the lower end of the rotating shaft is fixed to the fixing hole, the center of the cover body is provided with a first accommodating groove, the rotating bearing is arranged in the first accommodating groove, the inner wall of the first accommodating groove is provided with a second accommodating groove, the second accommodating groove is provided with a rubber ring, and the rotating shaft is sleeved with the rubber ring.