CN212444734U

CN212444734U - Steering mechanism of driving type grinding machine

Info

Publication number: CN212444734U
Application number: CN202020909721.5U
Authority: CN
Inventors: 吴文朴
Original assignee: Fujian Xingyi Machinery Co ltd
Current assignee: Fujian Xingyi Machinery Co ltd
Priority date: 2020-05-26
Filing date: 2020-05-26
Publication date: 2021-02-02
Anticipated expiration: 2030-05-26

Abstract

The utility model relates to a steering mechanism is ground to driving type, include the rear portion chassis and install the anterior frame of grinding head, anterior frame rear end middle part articulates in rear portion chassis front end middle part, is connected with between anterior frame and the rear portion chassis to be used for driving anterior frame pivoted steering cylinder, and steering cylinder front end articulates in anterior frame, the rear end articulates on the rear portion chassis. The utility model discloses driving type grinds quick-witted steering mechanism can realize whole front portion mechanism horizontal hunting through the flexible of steering cylinder, realizes turning to of grinding head, and then enlarges the working range of grinding head, and the flexibility is good, convenient to use, and the practicality is strong.

Description

Steering mechanism of driving type grinding machine

Technical Field

The utility model relates to a steering mechanism of driving type grinding machine.

Background

The existing steering type grinding machine adopts integral steering, namely if the steering of the grinding head is realized by the rotation of the whole grinding machine, the steering operation of the grinding head cannot be carried out independently, so that the steering type grinding machine is inconvenient and heavy in the specific use process.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides a steering mechanism of a driving type grinding machine, which has a novel structure, good flexibility and convenient use.

The utility model discloses a following scheme realizes: a steering mechanism of a driving type grinding machine comprises a rear chassis and a front frame provided with a grinding head, wherein the middle part of the rear end of the front frame is hinged to the middle part of the front end of the rear chassis, a steering oil cylinder used for driving the front frame to rotate is connected between the front frame and the rear chassis, the front end of the steering oil cylinder is hinged to the front frame, and the rear end of the steering oil cylinder is hinged to the rear chassis.

Further, the tires are installed on the left side and the right side of the rear chassis respectively, the inner sides of the tires on the two sides are provided with a driving motor and a speed reducer which are used for driving the tires to rotate respectively, the front end of the front frame is fixedly connected with a front arm extending forwards, a front supporting wheel is installed at the front end of the front arm, and a rear supporting wheel is installed at the middle position of the lower side of the rear chassis.

Furthermore, the front supporting wheels and the rear supporting wheels are respectively arranged at the front end of the front arm and the rear end of the rear chassis through supporting wheel mounting frames; the supporting wheel mounting frame comprises a rotating support which is connected to the lower side of the front end of the front arm or the lower side of the rear end of the rear chassis and can rotate freely, the lower portion of the rotating support is hinged to the middle of a swing arm arranged in the front-rear direction, the front supporting wheel or the rear supporting wheel is rotatably mounted at one end of the swing arm, and a damping mechanism is arranged between the other end of the swing arm and the rotating support.

Further, damper includes a plurality of bolt that up passed swing arm and rotating support down on the right side, and the cover is equipped with the cushion of pressing from both sides between rotating support and swing arm on the pole portion of every bolt, and the cover is equipped with the spring that is located the rotating support upside on every bolt, the nut of spiro union in the screw rod upper end is being pushed against rotating support, upper end to the spring lower extreme.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses driving type grinds quick-witted steering mechanism novel structure, reasonable in design through the flexible of steering cylinder, can realize the horizontal hunting of whole front portion mechanism, realizes turning to of grinding head, and then enlarges the working range of grinding head, and the flexibility is good, convenient to use, and the practicality is strong.

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to specific embodiments and related drawings.

Drawings

Fig. 1 is a side view of a driving grinder according to an embodiment of the present invention;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a bottom view of FIG. 1;

FIG. 4 is a schematic view of the front support wheel assembly of an embodiment of the present invention;

the reference numbers in the figures illustrate: 100-rear chassis, 110-mounting seat, 120-steering cylinder, 130-rear supporting wheel, 200-front frame, 210-front arm, 211-front supporting wheel, 300-tire, 400-driving motor, 500-speed reducer, 600-supporting wheel mounting frame, 610-rotating bracket, 620-swing arm, 630-bolt, 631-nut, 640-cushion block and 650-spring.

Detailed Description

As shown in fig. 1 to 4, a steering mechanism of a driving type grinding machine comprises a rear chassis 100 and a front frame 200 provided with grinding heads, wherein two grinding heads arranged side by side are arranged at the front end of the front frame 200, the middle part of the rear end of the front frame 200 is hinged to the middle part of the front end of the rear chassis 100, a steering cylinder 120 for driving the front frame to rotate is connected between the front frame 200 and the rear chassis 100, the front end of the steering cylinder 120 is hinged to the front frame, and the rear end of the steering cylinder 120 is hinged to the rear chassis; through the flexible of steering cylinder, can realize whole front portion mechanism 200 horizontal hunting, realize turning to of grinding head, and then enlarge the working range of grinding head, the flexibility is good, convenient to use, the practicality is strong.

In this embodiment, tires 300 are respectively mounted on the left and right sides of the rear chassis 100, a driving motor 400 and a speed reducer 500 for driving the tires to rotate are respectively disposed inside the tires 300 on the two sides, the driving motor is connected to the speed reducer, the speed reducer is mounted on the mounting base 110 on the lower side of the rear chassis, a power output shaft of the speed reducer 500 passes through the middle of the mounting base 110 and selectively cooperates with the mounting base through a bearing, and the tires 300 are mounted on the power output shaft; the front end of the front frame 200 is fixedly connected with a front arm 210 extending forwards, the front end of the front arm 210 is provided with a front supporting wheel 211, and the middle position of the lower side of the rear end of the rear chassis is provided with a rear supporting wheel 130; the tires on the two sides are provided with independent driving motors and speed reducers, and the steering of the whole grinding machine can be realized through different rotating speeds and different steering directions of the driving motors on the two sides; the front arm with the supporting wheels plays a role of auxiliary supporting for the front frame, effectively balances the load and ensures that the working of the grinding head on the front frame 100 is stable and reliable.

In this embodiment, the front support wheels 211 and the rear support wheels 130 are respectively mounted at the front end of the front arm and the rear end of the rear chassis through the support wheel mounting bracket 600; the supporting wheel mounting frame 600 comprises a rotating support 610 which is connected to the lower side of the front end of the front arm or the lower side of the rear end of the rear chassis and can rotate freely, the lower part of the rotating support 610 is hinged with the middle part of a swing arm 620 which is arranged along the front-rear direction, the front supporting wheel or the rear supporting wheel is rotatably mounted at one end of the swing arm, and a damping mechanism is arranged between the other end of the swing arm and the rotating support; the upper end of the turning bracket 610 has a circular block which is rotatably fitted to the lower part of the front end of the front arm or the lower side of the rear chassis so that the supporting wheel mounting bracket 600 can be freely rotated, so that the front supporting wheels 211 and the rear supporting wheels 130 are constructed like universal wheels, facilitating the steering of the front frame and the rear chassis of the grinding machine.

In this embodiment, the damping mechanism includes a plurality of bolts 630 passing through the swing arm and the rotating bracket from the right to the bottom and up, a cushion block 640 clamped between the rotating bracket and the swing arm is sleeved on the rod portion of each bolt, a spring 650 positioned on the upper side of the rotating bracket is sleeved on each bolt, the lower end of the spring abuts against the rotating bracket, and the upper end of the spring abuts against a nut 631 screwed on the upper end of the screw rod; damper can possess the cushioning effect for preceding supporting wheel 211 and back supporting wheel 130 can adapt to the ground of unevenness, extension supporting wheel life reduces the spoilage of supporting wheel.

Any technical solution disclosed in the present invention is, unless otherwise stated, disclosed a numerical range if it is disclosed, and the disclosed numerical range is a preferred numerical range, and any person skilled in the art should understand that: the preferred ranges are merely those values which are obvious or representative of the technical effect which can be achieved. Because numerical value is more, can't be exhaustive, so the utility model discloses just disclose some numerical values with the illustration the technical scheme of the utility model to, the numerical value that the aforesaid was enumerated should not constitute right the utility model discloses create the restriction of protection scope.

The utility model discloses if disclose or related to mutual fixed connection's spare part or structure, then, except that other the note, fixed connection can understand: a detachable fixed connection (for example using bolts or screws) is also understood as: non-detachable fixed connections (e.g. riveting, welding), but of course, fixed connections to each other may also be replaced by one-piece structures (e.g. manufactured integrally using a casting process) (unless it is obviously impossible to use an integral forming process).

In addition, the terms used in any aspect of the present disclosure as described above to indicate positional relationships or shapes include similar, analogous, or approximate states or shapes unless otherwise stated.

The utility model provides an arbitrary part both can be assembled by a plurality of solitary component parts and form, also can be the solitary part that the integrated into one piece technology was made.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.

Claims

1. A steering mechanism of a driving type grinding machine is characterized in that: the grinding head device comprises a rear chassis and a front frame provided with a grinding head, wherein the middle part of the rear end of the front frame is hinged to the middle part of the front end of the rear chassis, a steering oil cylinder used for driving the front frame to rotate is connected between the front frame and the rear chassis, the front end of the steering oil cylinder is hinged to the front frame, and the rear end of the steering oil cylinder is hinged to the rear chassis.

2. The steering type grinder steering mechanism according to claim 1, characterized in that: the tire is installed respectively to rear portion chassis left and right both sides, and both sides tire inboard is provided with driving motor and the reduction gear that is used for driving the tire rotation respectively, and anterior frame front end fixedly connected with extends forward's forearm, the fore-stock wheel is installed to the forearm front end, and rear portion chassis rear end downside intermediate position installs the rear support wheel.

3. The steering type grinder steering mechanism according to claim 2, characterized in that: the front supporting wheels and the rear supporting wheels are respectively arranged at the front end of the front arm and the rear end of the rear chassis through supporting wheel mounting frames; the supporting wheel mounting frame comprises a rotating support which is connected to the lower side of the front end of the front arm or the lower side of the rear end of the rear chassis and can rotate freely, the lower portion of the rotating support is hinged to the middle of a swing arm arranged in the front-rear direction, the front supporting wheel or the rear supporting wheel is rotatably mounted at one end of the swing arm, and a damping mechanism is arranged between the other end of the swing arm and the rotating support.

4. The steering type grinder steering mechanism according to claim 3, characterized in that: the damping mechanism comprises a plurality of bolts which penetrate through the swing arms and the rotating support from bottom to top, a cushion block clamped between the rotating support and the swing arms is sleeved on the rod portion of each bolt, a spring located on the upper side of the rotating support is sleeved on each bolt, and the lower end of each spring abuts against the rotating support and the upper end of each spring abuts against a nut screwed on the upper end of the corresponding screw rod.