CN102909653A - Eight-head gearbox for floor grinding machine - Google Patents

Abstract

The invention relates to an eight-head gearbox for a floor grinding machine, which mainly consists of a box body, a driving bevel gear shaft, a driving bevel gear and driven gear transmission mechanisms, wherein the driving bevel gear shaft is arranged at the center position of the box body; the driving bevel gear is arranged on the driving bevel gear shaft; the driven gear transmission mechanisms are symmetrically distributed at both sides of the driving bevel gear and are respectively in meshed transmission with the driving bevel gear; each driven gear transmission mechanism is formed in a manner that four driven bevel pinions and four driven bevel gear wheels are meshed with each other; the driven bevel gear wheels are respectively provided with output shafts; and the output shafts respectively extend out of the lower end of the box body. Compared with the prior art, the gearbox is provided with eight output shafts, i.e. eight grinding heads can be arranged to simultaneously work; a cabinet of the eight-head gearbox has a large working area; and the working efficiency of an operator is greatly improved.

Description

Eight-head floor grinder gearbox

technical field

The invention relates to a mechanical device of a stone grinding machine, in particular to an eight-head floor grinding machine gear box.

Background technique

 The floor grinder relies on the transmission of the gearbox at all levels to drive the high-speed operation of the grinding head to achieve the work of trimming and polishing the surface of different stone materials, so the quality of the gearbox directly affects the working efficiency of the floor grinder.

The existing traditional floor grinder gearbox mainly includes the box cover, the box body, the driving gear and the driven gear, etc. The traditional gearbox has only four output heads, and there are many running motors, the transmission is not stable, the vibration is severe, and the operation is time-consuming Laborious, and the working area is small, low efficiency and other shortcomings.  

Contents of the invention

The object of the present invention is to provide a gearbox for an eight-head floor grinder aimed at the deficiencies of the prior art, which increases the working area and reduces the installation of motors.

The present invention is achieved through the following technical solutions: the eight-head floor grinder gearbox is mainly composed of a box body, an active helical gear shaft arranged in the center of the box body, an active helical gear arranged on the active helical gear shaft and a driven The driven gear transmission mechanism is symmetrically distributed on both sides of the driving helical gear and is respectively engaged with the driving helical gear for transmission.

The driven gear transmission mechanism is composed of four driven small helical gears and four driven large helical gears meshing with each other; the driven gear transmission mechanism is composed of four driven small helical gears and four driven large helical gears. The helical gears are meshed with each other. The driving helical gear shaft is located in the middle of the box to drive two driven small helical gears, and the two driven small helical gears drive two driven small helical gears and two driven large helical gears. , and then two driven small helical gears and two driven large helical gears are driven by two driven small helical gears.

Preferably, the driven gear transmission mechanism can also be composed of six driven small helical gears and four driven large helical gears meshing with each other; the driving helical gear shaft is located in the middle of the box to drive the two driven small helical gears Gears, two driven small helical gears drive two driven small helical gears and two driven large helical gears, four driven large helical gears drive four driven small helical gears; four driven small helical gears drive Four driven small helical gears drive four driven large helical gears.

The driven large helical gears are respectively provided with output shafts, and the output shafts respectively protrude from the outer side of the lower end of the box body.

The beneficial effect of the present invention is reflected in that: compared with the prior art, the gearbox can be equipped with eight grinding heads to work at the same time because it has eight output shafts, the working area of the machine is large, and the working efficiency of the operators is greatly improved. the

Description of drawings

The present invention will be described in detail below in conjunction with the accompanying drawings.

Fig. 1 is a plane distribution diagram of gears according to Embodiment 1 of the present invention.

Fig. 2 is an exploded view of the structure of Embodiment 1 of the present invention.

Fig. 3 is a planar distribution diagram of gears in Embodiment 2 of the present invention.

Fig. 4 is an exploded view of the second embodiment of the present invention.

The following are the specific names of the marks in the figure: 1 cover plate, 2 driving helical gear shaft, 3 driving helical gear, 4 driven small helical gear, 5 output shaft, 6 driven large helical gear, 7 box body.

Detailed ways

As shown in Figures 1 and 2, the eight-head floor grinder gearbox is mainly composed of a cover plate 1, an active helical gear shaft 2 located at the center of the box body 7, and an active helical gear shaft located on the active helical gear shaft 2. The gear 3 and the driven gear transmission mechanism are composed, and the driven gear transmission mechanism is symmetrically distributed on both sides of the driving helical gear 3 and meshes with the driving helical gear 3 for transmission.

The driven gear transmission mechanism is composed of four driven small helical gears 4 and four driven large helical gears 6 meshing with each other.

The driven large helical gears 6 are respectively provided with output shafts 5 , and the output shafts 5 extend outside the lower end of the box body 7 .

As shown in Figure 1 and Figure 2, the transmission process of the above-mentioned gear box is: the driving helical gear shaft 2 is located in the middle of the box body 7 to drive two driven small helical gears 4, and the two driven small helical gears 4 drive two driven The small helical gear 4 and the two driven large helical gears 6, and then the two driven small helical gears 4 drive the two driven small helical gears 4 and the two driven large helical gears 6 to realize that the box does not move and has eight The transmission of the head output, and the rotation direction of the output shaft can be changed through the rotation direction of the gear (left-handed and right-handed).

As shown in Fig. 3 and Fig. 4, the driven gear transmission mechanism is composed of six driven small helical gears 4 and four driven large helical gears 6 meshing with each other.

The driven large helical gears 6 are respectively provided with output shafts 5 , and the output shafts 5 extend outside the lower end of the box body 7 .

As shown in Figure 3 and Figure 4, the transmission process of the gearbox is as follows: the driving helical gear shaft 2 is located in the middle of the box body 7 to drive two driven small helical gears 4, and the two driven small helical gears 4 drive two driven small helical gears 4 and two driven large helical gears 6, four driven large helical gears 6 drive four driven small helical gears 4; four driven small helical gears 4 drive four driven small helical gears 4, four driven small helical gears 4 The moving small helical gear 4 drives four driven large helical gears 6, so as to realize the transmission with eight output heads without moving the box, and change the rotation direction of the output shaft through the rotation direction of the gears (left-handed and right-handed).

Claims (3)

1. The eight-head floor grinder gearbox is characterized in that it is mainly composed of a box body, an active helical gear shaft located in the center of the box body, an active helical gear located on the active helical gear shaft, and a driven gear transmission mechanism. , the driven gear transmission mechanism is symmetrically distributed on both sides of the driving helical gear and meshed with the driving helical gear respectively; the driven gear transmission mechanism is composed of four driven small helical gears and four driven large helical gears The driving helical gear shaft is located in the middle of the box to drive two driven small helical gears, and the two driven small helical gears drive two driven small helical gears and two driven large helical gears. Two driven small helical gears drive two driven small helical gears and two driven large helical gears. 2. The eight-head floor grinder gearbox according to claim 1, wherein the driven gear transmission mechanism is composed of eight driven small helical gears and four driven large helical gears meshing with each other; The driving helical gear shaft is located in the middle of the box to drive two driven small helical gears, two driven small helical gears drive two driven small helical gears and two driven large helical gears, four driven large helical gears drive four four driven small helical gears drive four driven small helical gears, and four driven small helical gears drive four driven large helical gears. 3. The eight-head floor grinder gearbox according to claim 1 or 2, characterized in that: the driven large helical gears are respectively provided with output shafts, and the output shafts respectively protrude outside the lower end of the box body.

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