CN211710672U

CN211710672U - Engineering machine tool seat buffer

Info

Publication number: CN211710672U
Application number: CN201922117484.9U
Authority: CN
Inventors: 杜永军; 杜青; 刘钊
Original assignee: JINING ZHINENG CONSTRUCTION MACHINERY CO Ltd
Current assignee: JINING ZHINENG CONSTRUCTION MACHINERY CO Ltd
Priority date: 2019-12-02
Filing date: 2019-12-02
Publication date: 2020-10-20
Anticipated expiration: 2029-12-02

Abstract

The utility model discloses an engineering machinery seat buffer device, which comprises a base, a fixed seat, a rolling ball, a support column, a support plate, a screw and a buffer mechanism, wherein the base is arranged in a disc shape, the fixed seat is fixedly arranged at the circle center position of the upper end surface of the base, the rolling ball is arranged in the fixed seat in a rolling way, the circle center position of the upper end plane of the rolling ball is vertically and fixedly connected with the support column, the support column is vertically and fixedly arranged at one end of the support column, which is far away from the rolling ball, the support plate is vertically and fixedly provided with the support plate, four screws are arranged on the support plate in a threaded way, the four screws are in consistent specification and are distributed in a circumferential way with equal distance with each other about the center of the support plate, the buffer structure of the traditional engineering machinery seat buffer device solves the problems, the buffer protection can not be carried out on any angle on the same horizontal plane.

Description

Engineering machine tool seat buffer

Technical Field

The utility model relates to a buffer, in particular to engineering machine tool seat buffer belongs to engineering machine tool seat technical field.

Background

The seat of the engineering machinery is an important component of the cab of the engineering machinery, and when the engineering machinery works daily, the whole cab of the engineering machinery shakes including the seat due to mechanical vibration, so that the normal work of operators is affected.

The buffer structure of the traditional engineering machinery seat buffer device also bears the weight of the seat when the seat is protected by buffering, the buffer performance of the buffer structure is reduced, the traditional engineering machinery seat buffer device has single buffering direction, and can not buffer and protect any angle on the same horizontal plane, so that the engineering machinery seat buffer device is required to be designed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an engineering machine tool seat buffer to solve traditional engineering machine tool seat buffer's that proposes in the above-mentioned background art buffer structure still undertakes seat self weight when buffering protection seat, has reduced buffer structure's shock-absorbing capacity, and traditional engineering machine tool seat buffer buffering direction is single, can not carry out the problem of buffering protection to arbitrary angle on the same horizontal plane.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an engineering machine tool seat buffer, includes base, fixing base, roll ball, support column, backup pad, screw and buffer gear, the base is discoid setting, base up end centre of a circle position fixed mounting has the fixing base, the roll ball is installed in the rolling in the fixing base, the perpendicular fixedly connected with support column in roll ball upper end plane centre of a circle position, the perpendicular fixed mounting of roll ball one end has the backup pad is kept away from to the support column, four screws, four are installed to the screw thread in the backup pad the equidistant circumference distribution is made about the backup pad center to the unanimous and each other of screw specification, through four buffer gear fixed connection, four under the backup pad between terminal surface and the base up end buffer gear specification is unanimous and each other makes equidistant circumference distribution about the base centre of a.

As a preferred technical scheme of the utility model, the roll ball groove has been seted up to the fixing base up end, roll ball groove and the design of roll ball looks adaptation, the fixing base is through the relative roll installation of roll ball groove and roll ball.

As a preferred technical scheme of the utility model, four screw holes have been seted up in the terminal surface run through about the backup pad, the backup pad through four screw holes respectively with four screw thread installations.

As an optimal technical scheme of the utility model, four buffer gear all includes the base, four base slope fixed mounting is on the base, four the inclination of base and base is 60, four the base top all is provided with a footstock, four through spring fixed connection, four between base and the corresponding footstock fixed mounting has hydraulic stem, four between base and the corresponding footstock the hydraulic stem sets up respectively in four springs.

As an optimal technical scheme of the utility model, four the equal perpendicular fixed mounting of up end that the footstock kept away from corresponding base has two specifications unanimous and each other the fixed block that sets up side by side, and per two looks rotate between the fixed block that sets up mutually all and install a dead lever, four the dead lever all with same backup pad fixed mounting, and four the dead lever is 60 with the inclination of backup pad.

Compared with the prior art, the beneficial effects of the utility model are that:

firstly, the utility model additionally installs four buffer mechanisms on the premise that the support component supports the seat, the weight of the seat is borne by the support component, and the four buffer mechanisms only bear a small amount of seat weight generated by the shaking of the seat, thereby solving the problems that the buffer structure of the traditional engineering machinery seat buffer device also bears the self weight of the seat and reduces the buffer performance of the buffer structure while buffering and protecting the seat;

secondly, the utility model discloses be provided with four buffer gear to the contact position of four buffer gear and backup pad adopts to rotate the installation, can not cause buffer gear to damage because of the backup pad inclines to different angles, and it is single to have solved traditional engineering machine tool seat buffer, can not carry out the problem of buffer protection to arbitrary angle on the same horizontal plane.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the installation structure of the buffering mechanism of the present invention;

fig. 3 is a schematic view of the rolling ball mounting structure of the present invention.

In the figure: 1. a base; 2. a fixed seat; 3. a rolling ball; 4. a support pillar; 5. a support plate; 6. a screw; 7. a buffer mechanism; 21. a rolling ball groove; 51. a threaded hole; 71. a base; 72. a top seat; 73. a hydraulic lever; 74. a spring; 75. a fixed block; 76. and (5) fixing the rod.

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. 1-3, the present invention provides a buffer device for a seat of an engineering machine, which comprises a base 1, a fixing seat 2, a rolling ball 3, support column 4, backup pad 5, screw 6 and buffer gear 7, base 1 is discoid setting, 1 up end centre of a circle position fixed mounting of base has fixing base 2, roll ball 3 is installed in the rolling in the

fixing base

2, 3 upper end plane centre of a circle position vertical fixed connection of roll ball has

support column

4, 3 one end vertical fixed mounting of roll ball has backup pad 5 is kept away from to support column 4, four screws 6 are installed to the last screw thread of backup pad 5, four screw 6 specifications are unanimous and each other do equidistant circumference distribution about backup pad 5 center, through four buffer gear 7 fixed connection between backup pad 5 lower extreme and the 1 up end of base, 7 specifications of four buffer gear are unanimous and each other do equidistant circumference distribution about the 1 centre of a circle of base.

Wherein, the rolling ball groove 21 has been seted up to fixing base 2 up end, and rolling ball groove 21 and rolling ball 3 looks adaptation design, and fixing base 2 is through rolling ball groove 21 and rolling ball 3 relative roll installation, and rolling ball groove 21 has contained rolling ball 3 most, can not appear rolling ball 3 from the problem that drops in the rolling ball groove 21.

Wherein, four screw holes 51 are opened in the end surface run through about backup pad 5, and backup pad 5 is installed with four screw 6 screw threads respectively through four screw holes 51, makes things convenient for the dismantlement and the installation of seat.

Wherein, four buffer gear 7 all include base 71, four base 71 slope fixed mounting are on base 1, four base 71 are 60 with the inclination of base 1, four base 71 tops all are provided with a footstock 72, pass through spring 74 fixed connection between four base 71 and the corresponding footstock 72, fixed mounting has hydraulic stem 73 between four base 71 and the corresponding footstock 72, four hydraulic stem 73 set up respectively in four springs 74, through the mechanical elasticity restoring force of spring 74 self and the interior slow-releasing characteristic of hydraulic pressure of hydraulic stem 73, play the effect of buffer protection jointly.

The four footstocks 72 are vertically and fixedly provided with two fixed blocks 75 which are consistent in specification and are arranged side by side with each other far away from the upper end face of the corresponding base 71, every two fixed blocks 75 which are arranged side by side are rotatably provided with one fixed rod 76, the four fixed rods 76 are fixedly arranged with the same supporting plate 5, the inclination angles of the four fixed rods 76 and the supporting plate 5 are 60 degrees, the four footstocks 72 are parallel to the four bases 71 respectively, and the stable stress of the springs 74 and the hydraulic rods 73 in the process of buffer protection is guaranteed.

Principle of operation

The first step is as follows: firstly, a support plate 5 is fixedly installed with a seat of an engineering machinery cab through a screw 6;

the second step is that: in daily use, the weight of the seat of the cab of the engineering machinery, including the weight of an operator, is borne by the support column 4 and the rolling ball 3, when the engineering machinery works to generate vibration, the seat of the cab of the engineering machinery including an operator inclines to the same angle, the buffer mechanism 7 at the position is compressed, the fixed block 75 and the top mount 72 are pressed down by the fixed lever 76, at which time the spring 74 and the hydraulic lever 73 of the damper mechanism 7 are compressed, the buffer mechanisms 7 which are symmetrically distributed with the buffer mechanisms are stretched maximally, and the other two buffer mechanisms 7 can be stretched and compressed according to the actual stress condition (stress direction and stress area), the buffer mechanisms pull up the fixed block 75 and the top seat 72 by the fixed rod 76, at which time the springs 74 and the hydraulic rods 73 of the three buffer mechanisms 7 are stretched, through the combined buffering of the four buffering mechanisms 7, the buffering device achieves the effect of buffering protection.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Claims

1. The utility model provides an engineering machinery seat buffer, includes base (1), fixing base (2), rolling ball (3), support column (4), backup pad (5), screw (6) and buffer gear (7), its characterized in that, base (1) is discoid setting, base (1) up end centre of a circle position fixed mounting has fixing base (2), rolling ball (3) are installed in rolling in fixing base (2), the perpendicular fixedly connected with support column (4) of rolling ball (3) upper end plane centre of a circle position, the perpendicular fixed mounting of rolling ball (3) one end has backup pad (5) is kept away from in support column (4), four screw (6) are installed to screw (5) last screw thread, four screw (6) specification is unanimous and each other do equidistant circumference distribution about backup pad (5) center, under backup pad (5) between terminal surface and base (1) the up end through four buffer gear (7) fixed mounting have backup pad (5), four screws (6), four And the four buffer mechanisms (7) are in consistent specification and are distributed in a circle with an equal distance with respect to the circle center of the base (1).

2. The engineering machinery seat buffer device as claimed in claim 1, wherein: the rolling ball groove (21) is formed in the upper end face of the fixing seat (2), the rolling ball groove (21) and the rolling ball (3) are in adaptive design, and the fixing seat (2) is installed in a relative rolling mode through the rolling ball groove (21) and the rolling ball (3).

3. The engineering machinery seat buffer device as claimed in claim 1, wherein: four threaded holes (51) are formed in the upper end face and the lower end face of the supporting plate (5) in a penetrating mode, and the supporting plate (5) is in threaded installation with the four screws (6) through the four threaded holes (51) respectively.

4. The engineering machinery seat buffer device as claimed in claim 1, wherein: four buffer gear (7) all include base (71), four base (71) slope fixed mounting is on base (1), four the inclination of base (71) and base (1) is 60, four base (71) top all is provided with a footstock (72), four base (71) and correspond between footstock (72) through spring (74) fixed connection, four fixed mounting has hydraulic stem (73) between base (71) and the footstock (72) that corresponds, four hydraulic stem (73) set up respectively in four spring (74).

5. The engineering machinery seat buffer device according to claim 4, wherein: four equal perpendicular fixed mounting in up end that corresponds base (71) is kept away from in footstock (72) has two specifications unanimous and fixed block (75) that set up side by side each other, and every two looks all rotate between fixed block (75) that set up side by side and install a dead lever (76), four dead lever (76) all with same backup pad (5) fixed mounting, and four the inclination of dead lever (76) and backup pad (5) is 60.