CN210834009U

CN210834009U - Shock-absorbing device

Info

Publication number: CN210834009U
Application number: CN201921779161.XU
Authority: CN
Inventors: 曹继光
Original assignee: Wuhan Dawei Intelligent Equipment Co ltd
Current assignee: Wuhan Dawei Intelligent Equipment Co ltd
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-06-23
Anticipated expiration: 2029-10-22

Abstract

The application discloses damping device for balanced machine realizes being connected between bolster and the support piece through the fastener, and in the measurement test of the degree of balance of rotor, the bolster has effectively prevented the direct contact between base and the ground, and the bolster can play the absorbing effect of buffering simultaneously, can reduce the rotor and rotate the resonance intensity that the in-process balanced machine produced, reduces the collision between base and the ground, plays the guard action to ground and base, reduces the potential safety hazard.

Description

Shock-absorbing device

Technical Field

The application relates to the technical field of balancing machine equipment, in particular to a damping device.

Background

With the continuous development of precision technology, the requirements for the processing and manufacturing of precision instruments are also higher and higher. The motor is used as common power source equipment in daily life, and the application of the motor is very wide. The most core part of the motor is a rotor, if the balance degree of the rotor does not reach the standard, the rotor is easy to make a sound in the rotating process, and the rotor is easy to rub against other parts to cause damage of the motor, so that the balance degree calibration test of the rotor needs to be performed by means of an instrument before the motor leaves a factory.

The balance machine is used for measuring the unbalance of the rotor, belongs to a hard support balance machine, has high rigidity of a swing frame, corrects the unbalance of the rotor by using the measurement result of the dynamic balance machine, reduces the vibration generated when the rotor rotates or the vibration acted on a bearing to an allowable range so as to achieve the purposes of reducing the vibration, improving the performance and improving the product quality, and eliminates the unbalance by using weighting or de-weighting.

Because the ground of installation balancing machine is unsatisfactory, lead to not laminating between balancing machine bottom and the ground to fill up closely, arouse whole balancing machine at rotor pivoted in-process easily and produce resonance, there is the error in the measurement of the degree of balance of resonance to the rotor on the one hand, on the other hand causes the ground to become flexible easily, has the potential safety hazard, consequently has certain space of improving yet.

SUMMERY OF THE UTILITY MODEL

The application provides a damping device has the resonance that can eliminate the balanced machine and produce, guarantees the accuracy of rotor equilibrium degree, reduces the advantage of potential safety hazard.

According to one aspect of the application, a damping device is provided and used for a balancing machine, the balancing machine comprises a base, a plurality of pulleys are mounted on the base, and a plurality of screws are rotatably connected to the base; the shock-absorbing device includes:

the supporting seat is sleeved outside the base, is in threaded connection with the plurality of screw rods, and moves towards the direction close to or far away from the ground along the length direction of the screw rods so as to support the base;

the linkage piece is arranged in the base and is used for driving the plurality of screw rods to synchronously rotate;

the driving piece is connected with one screw rod of the supporting seat and is used for driving the linkage piece to realize synchronous rotation of the plurality of screw rods so that the supporting seat moves along the length direction of the screw rods;

the cushion socket, with the mutual concatenation setting of supporting seat, just the cushion socket has the effect of buffering shock attenuation, the cushion socket wear to be equipped with a plurality ofly with the supporting seat butt is in order to realize the cushion socket with the fastener of connection can be dismantled to the supporting seat.

The application is further configured to: the linkage piece comprises a chain and a plurality of gears, each gear is in one-to-one correspondence with the screw rods and is fixedly connected with the screw rods in a coaxial mode, and the chain is in meshed connection with the gears.

The application is further configured to: the driving piece comprises a main driving rod and a plurality of auxiliary driving rods, one end of the main driving rod is connected with the end portion of the screw rod, and the auxiliary driving rods are equally divided into a plurality of parts which are respectively deviated from the end portion of the main driving rod.

The application is further configured to: the buffer seat is including buffering mainboard and buffering curb plate, the buffering mainboard with two terminal surfaces that the buffering curb plate was laminated mutually are equipped with the inserted block, the buffering curb plate with the terminal surface that the buffering mainboard was laminated mutually be equipped with the complex jack is pegged graft to the inserted block.

The application is further configured to: the buffering main plate and the buffering side plate are made of elastic rubber materials.

The application is further configured to: the jack is a through hole.

The application is further configured to: the fastener is a bolt.

The application is further configured to: the bolt is provided with an anti-skid gasket in a penetrating way.

The beneficial effect of this application does:

realize being connected between buffer seat and the supporting seat through the fastener, in the measurement test of the equilibrium degree of rotor, the buffer seat has effectively prevented the direct contact between base and the ground, and the buffer seat can play buffering absorbing effect simultaneously, can reduce the resonance intensity that the rotor rotates the in-process balanced machine and produces, reduces the collision between base and the ground, plays the guard action to ground and base, reduces the potential safety hazard.

Drive the linkage through the driving piece and make four screw rods rotate in step and realize that the supporting seat moves towards the direction that is close to or deviates from ground along the length direction of screw rod. When the supporting seat moves along the length direction of the screw rod towards the direction deviating from the ground until the buffer seat is suspended with the ground, the pulley is contacted with the ground, an operator can push the balancing machine, and the operation of the operator is facilitated to transfer the whole position of the balancing machine.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings 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 application, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic view of a ground contact structure of a sub-cushion according to an embodiment;

FIG. 2 is a schematic view of a pulley according to an embodiment;

FIG. 3 is a schematic diagram of a support member according to an embodiment;

FIG. 4 is a schematic structural view illustrating an assembled structure of a buffer and a supporting member according to an embodiment;

FIG. 5 is a schematic view of the inner structure of the base plate in one embodiment;

fig. 6 is a schematic structural diagram of a buffer according to an embodiment.

Description of reference numerals: 110-a base; 111-a backplane; 112-a cover plate; 113-empty slots; 120-electrical measurement cabinet; 130-rotor holder; 140-a pulley; 150-screw rod; 200-a support seat; 210-supporting the motherboard; 220-supporting side plates; 240-slot; 300-a linkage; 310-a gear; 320-a chain; 400-a driver; 410-a main drive rod; 420-auxiliary driving rod; 500-a buffer seat; 510-buffering the mainboard; 520-buffer side plate; 530-an insert block; 540-jack; 610-a fastener; 620-anti-skid washer.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

When carrying out the measurement test of the equilibrium degree of rotor among the prior art, the base 110 of balancing machine is direct to contact with the ground, because the ground of installation balancing machine is unsatisfactory, leads to not laminating to fill up between balancing machine base 110 and the ground, arouses whole balancing machine at rotor pivoted in-process easily to produce resonance, and there is the error in the measurement of the equilibrium degree of rotor on the one hand resonance, and on the other hand causes the ground to become flexible easily, has the potential safety hazard.

In order to solve the above technical problem, as shown in fig. 1-2, the present application provides a damping device for a balancing machine, the balancing machine includes a base 110, the base 110 is mounted with a plurality of sliding members, the sliding members may be pulleys 140, and the base 110 is rotatably connected with a plurality of screws 150. The damping device comprises a supporting seat 200 in threaded connection with a plurality of screws 150, a linkage 300 for driving the plurality of screws 150 to rotate is arranged in the base 110, the linkage 300 is connected with a driving piece 400 for driving the linkage 300 to drive the plurality of screws 150 to synchronously rotate so that the supporting seat 200 moves towards the direction close to or far away from the ground along the length direction of the screws 150, the supporting seat 200 can be detachably connected with a buffer seat 500, and the supporting seat 200 is provided with a fastener 610 for locking and fixing the buffer seat 500 and the supporting seat 200 in a penetrating manner.

The base 110 includes a bottom plate 111 and a cover plate 112, and the cover plate 112 is fastened to the bottom plate 111 by a screw. The surface of the cover plate 112 facing away from the ground is fixedly provided with an electrical measurement cabinet 120 and a rotor fixing frame 130, and the rotor fixing frame 130 is positioned on one side of the electrical measurement cabinet 120. Four pulleys 140 are fixedly mounted on the surface of the bottom plate 111 facing the ground, each pulley 140 can be a common pulley or a universal wheel, and the four pulleys are respectively located at four corners of the bottom plate 111.

As shown in fig. 5, the structural shape of the bottom plate 111 is a rectangular plate-shaped structure, and a surface portion of the bottom plate 111 facing away from the ground is recessed inward to form a stepped hollow groove 113, an area of a cross section of the hollow groove 113 near the bottom of the groove is smaller than an area of a cross section of the hollow groove 113 near a notch portion, and a notch of the hollow groove 113 is disposed upward.

The cover plate 112 is also configured in a rectangular plate-like structure, and when the cover plate 112 is fastened to the opening of the empty slot 113, the side wall of the cover plate 112 is attached to the inner wall of the opening of the empty slot 113.

The edge of the cover plate 112 is provided with a threaded hole, and a bolt passes through the threaded hole to lock and fix the cover plate 112 on the notch of the empty slot 113, so as to realize the locking and fixing between the cover plate 112 and the bottom plate 111.

As shown in fig. 2 and 5, the hollow groove 113 is rotatably connected with a screw 150 at a position near four corners thereof, one end of each screw 150 departing from the bottom of the hollow groove 113 penetrates through the cover plate 112, and each screw 150 is rotatably connected with the cover plate 112.

As shown in fig. 3-4, the base 110 is covered with a supporting member, which is a supporting base 200, and the supporting base 200 includes a supporting main plate 210 and four supporting side plates 220. The middle of the supporting main board 210 is hollowed to form a structure shape which is similar to a square-back plate structure, and the four supporting side boards 220 are similar to a rectangular plate structure. The four supporting side plates 220 are respectively vertically disposed along four sides of the supporting main plate 210, and the four supporting side plates 220 and the supporting main plate 210 are integrally formed.

Four threaded sleeves corresponding to the four screws 150 one to one are fixed on the surface of the supporting main plate 210 departing from the base 110 by welding, and the supporting base 200 and the base 110 are connected by threaded connection between the threaded sleeves and the screws 150.

As shown in fig. 2 and 5, a linkage 300 for driving the four screws 150 to rotate synchronously is further disposed in the empty slot 113. The linkage member 300 includes a chain 320 and four gears 310, the four gears 310 are respectively and coaxially and fixedly connected with the four screws 150 in a one-to-one correspondence manner, and the chain 320 is engaged with the gears 310.

The end of one of the screws 150 away from the bottom of the empty slot 113 is provided with a driving member 400 for driving the screw 150 connected thereto to rotate, and driving the support base 200 to move towards the direction close to or away from the ground along the length direction of the screw 150 under the action of the chain 320 and the gear 310.

The driving member 400 includes a main driving rod 410 and a plurality of auxiliary driving rods 420, the number of the auxiliary driving rods 420 is three in the present embodiment, and the number of the auxiliary driving rods 420 may be two, four, five, etc. in other embodiments.

One end of the main driving rod 410 is coaxially and fixedly connected with one end of the screw rod 150, which is far away from the bottom of the empty groove 113, the three auxiliary driving rods 420 are vertically and fixedly connected with the end part of the main driving rod 410, which is far away from the screw rod 150, and the three auxiliary driving rods 420 are uniformly distributed at intervals along the circumferential direction of the end part of the main driving rod 410. The outer wall of each auxiliary driving rod 420 is provided with anti-skid lines.

When the position of the whole balancing machine needs to be transferred due to the change of the external measuring environment, an operator can rotate the main driving rod 410 connected with the auxiliary driving rod 420 by means of the auxiliary driving rod 420, the main driving rod 410 rotates to drive the screw rod 150 connected with the main driving rod to rotate, the four screw rods 150 synchronously rotate under the action of the chain 320 and the gear 310, so that the whole supporting seat 200 moves towards the direction deviating from the ground along the length direction of the screw rod 150, namely, the pulley is in contact with the ground, the supporting seat 200 is suspended with the ground, the operator can push the balancing machine, and the balancing machine is transferred to a proper position.

After the balancing machine shifts to suitable position, but operating personnel counter rotation auxiliary drive pole 420, auxiliary drive pole 420 drives the main drive pole 410 counter rotation who is connected with it, main drive pole 410 drives the screw rod 150 counter rotation who is connected with it, under the effect of chain 320 and gear 310, the synchronous counter rotation of four screw rods 150, make supporting seat 200 move towards the direction that is close to ground along the length direction of screw rod 150, supporting seat 200 contacts with ground promptly, the pulley is unsettled, the holistic steady placing of balancing machine is subaerial, operating personnel can continue the measurement test of rotor equilibrium promptly.

Make four screw rods 150 synchronous rotation through driving piece 400 under the effect of linkage 300, let supporting seat 200 along the length direction of screw rod 150 towards the motion of the direction that is close to or deviates from ground, realize supporting and unsettled between supporting seat 200 and the ground, and then be convenient for operating personnel to carry and shift balancing machine wholly.

As shown in fig. 6, the supporting base 200 is detachably and snap-fitted with buffering bases which are spliced with each other, and the buffering base may be a buffering base 500.

The cushion socket 500 includes two cushion main plates 510 and two cushion side plates 520. Each of the buffer main plates 510 and each of the buffer side plates 520 are made of an elastic material, and the elastic material may be elastic rubber or elastic resin.

When buffering mainboard 510 and buffering curb plate 520 equallyd divide and do not make for elastic rubber material, carry out the equilibrium detection test of rotor, the rotor rotates at a high speed and then drives whole balancing machine and produce resonance vibration, because elastic rubber has buffering cushioning effect, has slowed down the holistic resonance of balancing machine promptly, has improved the accuracy of the equilibrium testing result of rotor. Secondly at the whole vibrating in-process of balancing machine, the whole guard action that plays of buffer seat 500 is to base 110, has effectively prevented the direct contact between base 110 and the ground, converts the rigid connection between base 110 and the ground into the flexonics between buffer seat 500 and the ground, has reduced the wearing and tearing between base 110 and the ground, the effectual noise that collides between base 110 and the ground that has reduced simultaneously.

The holistic lift of supporting seat 200 is except being convenient for the change of the whole position of balancing machine, because the sub drive pole 420 rotates the main drive pole 410 that drives and be connected with it and rotates, main drive pole 410 rotates the screw rod 150 that drives and be connected with it and rotates, under the effect that the meshing of gear 310 and chain 320 is connected, realize four screw rod 150 synchronous rotations, supporting seat 200 is whole to be close to or deviate from ground motion towards along the length direction of screw rod 150 promptly, need not just can realize the lifting of whole buffer seat 500 with the help of external hoisting equipment promptly, and then be convenient for change the buffer seat 500 of wearing and tearing.

The structural shapes of the two buffer main boards 510 are respectively arranged in a rectangular plate-shaped structure, and the length of the buffer main board 510 along the length direction is equal to the length of the support main board 210 along the length direction; the two buffering side plates 520 are also arranged in a rectangular plate-shaped structure, and the length of the buffering side plates 520 along the length direction is equal to the width of the supporting main plate 210 along the width direction.

Two end faces of each buffer main plate 510 are respectively provided with one or more (two or more) insertion blocks 530, and the surface of each buffer side plate 520, which is attached to the buffer main plate 510, is provided with insertion holes 540 which are inserted and matched with the insertion blocks 530. The shape and size of the insertion holes 540 are the same as those of the insertion blocks 530, and the number of the insertion holes 540 is the same as that of the insertion blocks 530.

The insertion hole 540 may be a blind hole or a through hole.

When the insertion hole 540 is a through hole, the insertion block 530 is inserted into the insertion hole 540, so that the contact area between the insertion block 530 and the insertion hole 540 is increased, and the connection stability between the support main board 210 and the support side board 220 which are spliced with each other is enhanced.

The surface of each supporting side plate 220 facing the ground is extended with a slot 240 for partially inserting the main buffering plate 510 or the side buffering plate 520.

A plurality of threaded holes are formed in each supporting side plate 220, and a fastening member 610 for locking and fixing the buffering main plate 510 and the supporting side plate 220, and the buffering side plate 520 and the supporting side plate 220 is formed in each threaded hole. The fasteners 610 in this embodiment may be bolts.

Anti-slip gaskets 620 are arranged on the bolts in a penetrating mode.

The installation and the disassembly between the buffer main plate 510 and the supporting side plate 220 and between the buffer side plate 520 and the supporting side plate 220 are realized through bolts between the buffer main plate 510 and the supporting side plate 220 and between the buffer side plate 520 and the supporting side plate 220, so that the worn buffer main plate 510 or buffer side plate 520 can be replaced in time.

The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present application, it is to be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and specific meanings of the above terms may be understood by those skilled in the art according to specific situations.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. The utility model provides a damping device for balanced machine, balanced machine includes the base, the pedestal mounting has a plurality of pulleys, the base still rotates and is connected with a plurality of screw rods, its characterized in that, damping device includes:

2. The shock absorbing device as set forth in claim 1,

the linkage piece comprises a chain and a plurality of gears, each gear is in one-to-one correspondence with the screw rods and is fixedly connected with the screw rods in a coaxial mode, and the chain is in meshed connection with the gears.

3. The shock absorbing device as set forth in claim 1,

the driving piece comprises a main driving rod and a plurality of auxiliary driving rods, one end of the main driving rod is connected with the end portion of the screw rod, and the auxiliary driving rods are equally divided into a plurality of parts which are respectively deviated from the end portion of the main driving rod.

4. The shock absorbing device as set forth in claim 1,

the buffer seat is including buffering mainboard and buffering curb plate, the buffering mainboard with two terminal surfaces that the buffering curb plate was laminated mutually are equipped with the inserted block, the buffering curb plate with the terminal surface that the buffering mainboard was laminated mutually be equipped with the complex jack is pegged graft to the inserted block.

5. The shock absorbing device as set forth in claim 4,

the buffering main plate and the buffering side plate are made of elastic rubber materials.

6. The shock absorbing device as set forth in claim 5,

the jack is a through hole.

7. The shock absorbing device as set forth in claim 1,

the fastener is a bolt.

8. The shock absorbing device as set forth in claim 7,

the bolt is provided with an anti-skid gasket in a penetrating way.