CN215389883U

CN215389883U - Swing frame mechanism of mobile crushing trolley

Info

Publication number: CN215389883U
Application number: CN202121317079.2U
Authority: CN
Inventors: 张书来; 李开路; 张德龙; 徐科; 李连华
Original assignee: Shandong YZH Machinery Equipment Co Ltd
Current assignee: Shandong YZH Machinery Equipment Co Ltd
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2022-01-04
Anticipated expiration: 2031-06-11

Abstract

The movable crushing trolley swinging frame mechanism comprises a trolley frame and a swinging frame assembly, wherein two first transverse plates which are arranged side by side are installed at the bottom of the trolley frame, and the swinging frame assembly is installed between the two first transverse plates. The utility model has the positive effects that: according to the swing frame mechanism of the mobile crushing trolley, the movable half shaft is arranged on the first transverse plate at the bottom of the trolley frame, the rolling bearing matched with the movable half shaft is arranged in the second transverse plate of the swing frame mechanism, so that the swing frame mechanism is connected with the trolley frame, compared with the traditional double-support-plate and through-shaft connecting mode, the swing frame mechanism has larger swing amplitude under the condition that the trolley frames are the same in height, the height position of the trolley frame does not need to be additionally improved, and the movable half shaft connecting mode is more convenient to detach, maintain or replace.

Description

Swing frame mechanism of mobile crushing trolley

Technical Field

The utility model relates to the technical field of swing frames, in particular to a swing frame mechanism of a movable crushing trolley.

Background

The rocking frame mechanism is the coupling mechanism between frame and the tire on the broken platform truck, the tire of allowwing broken platform truck produces the swing of following relative frame on the road surface of fluctuation, in order to guarantee the normal marcing of broken platform truck, the rocking frame on the current platform truck is generally the frame bottom with being connected of frame and sets up two backup pads, adopt a logical axle to articulate between two backup pads and the rocking frame, but the rocking frame swing range of this kind of mode is limited, the high position that will increase the frame usually increases the swing range of rocking frame, the connected mode that adopts a logical axle still is not convenient for dismantle in addition, the maintenance of rocking frame has brought the trouble for the later stage is changed.

Disclosure of Invention

The utility model aims to provide a swing frame mechanism of a mobile crushing trolley, wherein two ends of a swing frame are hinged with a single-layer first transverse plate on a trolley frame through half shafts, the swing frame mechanism is larger in swing amplitude and convenient to disassemble, and the problems in the prior art are solved.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model relates to a swing frame mechanism of a movable crushing trolley, which comprises a trolley frame and a swing frame assembly, wherein two first transverse plates which are arranged side by side are arranged at the bottom of the trolley frame, the swing frame assembly is arranged between the two first transverse plates, the swing frame assembly comprises two second transverse plates which are arranged side by side, the second transverse plates are arranged in parallel with the first transverse plates, two ends of each second transverse plate are connected with vertical plates which are arranged vertically, a tire is arranged on each vertical plate through a traveling motor, a rolling bearing is arranged in each second transverse plate, bearing press plates are arranged on the second transverse plates at two ends of each rolling bearing, a movable half shaft is arranged in each rolling bearing and each bearing press plate in a matching way, a half shaft seat is arranged at one end of each movable half shaft close to the first transverse plate, and the half shaft seat is fixedly arranged on the first transverse plate through the second bolt, the rocking frame assembly can rotate relative to the movable half shaft. A limit convex edge is arranged on one movable half shaft, the diameter of the limit convex edge is larger than that of the inner ring of the rolling bearing, a half shaft limiting sleeve is arranged at the end part of the movable half shaft far away from the limit convex edge, the diameter of the half shaft limiting sleeve is larger than that of the inner ring of the rolling bearing, the rolling bearing is positioned between the limit convex edge and the half shaft limiting sleeve, and the half shaft limiting sleeve is fixedly installed at the end part of the movable half shaft through a third bolt. And a sealing ring is arranged between the bearing pressing plate and the movable half shaft and is positioned at two ends of the rolling bearing. The half shaft seat is provided with a positioning block, and the first transverse plate is provided with a positioning groove matched with the positioning block. The vertical guard plates are arranged on the frame corresponding to the positions of tires on two sides of the swing frame assembly, a vertical shaft is arranged on each guard plate, a roller is sleeved on each vertical shaft, and when the swing frame assembly rotates, the tires can rotate to be close to the rollers. The vertical shaft and the roller are located in the mounting groove, the lower end of the vertical shaft is hinged to the protective plate, the upper end of the vertical shaft is connected with the protective plate through a tension spring, and the tension spring always tends to enable the vertical shaft and the roller to be in a vertical state.

The utility model has the positive effects that: according to the swing frame mechanism of the mobile crushing trolley, the movable half shaft is arranged on the first transverse plate at the bottom of the trolley frame, the rolling bearing matched with the movable half shaft is arranged in the second transverse plate of the swing frame mechanism, so that the swing frame mechanism is connected with the trolley frame, compared with the traditional double-support-plate and through-shaft connecting mode, the swing frame mechanism has larger swing amplitude under the condition that the trolley frames are the same in height, the height position of the trolley frame does not need to be additionally improved, and the movable half shaft connecting mode is more convenient to detach, maintain or replace.

Drawings

FIG. 1 is a schematic three-dimensional structure of the present invention;

FIG. 2 is a schematic view of the frame structure

FIG. 3 is a schematic structural view of a rocking beam assembly;

FIG. 4 is a cross-sectional view of the connection between the rocker assembly and the frame;

FIG. 5 is an enlarged partial view of I of FIG. 4;

FIG. 6 is a schematic view of the structure of the roller on the frame guard.

Detailed Description

The utility model relates to a swing frame mechanism of a movable crushing trolley, which comprises a trolley frame 1 and a swing frame assembly, wherein two first transverse plates 2 arranged side by side are arranged at the bottom of the trolley frame 1, and the swing frame assembly is arranged between the two first transverse plates 2, as shown in figures 1 and 2.

As shown in fig. 3, the rocking frame assembly includes two second diaphragms 3 that set up side by side, and second diaphragm 3 parallels with first diaphragm 2 and sets up, and the both ends of second diaphragm 3 all are connected with the riser 4 of vertical setting, all installs tire 6 through walking motor 5 on every riser 4, thereby walking motor 5 starts can drive tire 6 and rotate the marcing of accomplishing the breaker.

As shown in fig. 4, a rolling bearing 7 is installed in each second transverse plate 3, bearing pressing plates 8 are arranged on the second transverse plates 3 at two ends of the rolling bearing 7, the bearing pressing plates 8 are fixedly installed on the second transverse plates 3 through first bolts 23, and the rolling bearing 7 is fixed in the second transverse plates 3 through the bearing pressing plates 8 at two sides. The rolling bearing 7 and the bearing pressing plate 8 are internally provided with a movable half shaft 9 in a matched mode, one end, close to the first transverse plate 2, of the movable half shaft 9 is provided with a half shaft seat 10, the half shaft seat 10 is fixedly arranged on the first transverse plate 2 through a second bolt 11, the second transverse plate 3 can rotate relative to the movable half shaft 9, namely the swing frame assembly can rotate relative to the movable half shaft 9, the first transverse plate 2 or the frame 1, and therefore the tire 6 can swing following with the undulation of the road surface.

Further, in order to prevent the movable half shafts 9 from moving transversely relative to the rolling bearing 7 in the direction shown in fig. 4 and ensure that the movable half shafts 9 on both sides are positioned on the rolling bearing 7 in the second transverse plate 3, as shown in fig. 5, one of the movable half shafts 9 is provided with a limiting convex edge 22, the diameter of the limiting convex edge 22 is larger than that of the inner ring of the rolling bearing 7, a half shaft limiting sleeve 12 is arranged at the end part of the movable half shaft 9 far away from the limiting convex edge 22, the diameter of the half shaft limiting sleeve 12 is larger than that of the inner ring of the rolling bearing 7, the rolling bearing 7 is positioned between the limiting convex edge 22 and the half shaft limiting sleeve 12, the half shaft limiting sleeve 12 is fixedly arranged at the end part of the movable half shaft 9 through a third bolt 13, due to the arrangement of the limiting convex edge 22 and the half shaft limiting sleeve 12, the movable half shaft 9 cannot move transversely relative to the rolling bearing 7, and the whole swing frame mechanism is positioned between the two movable half shafts 9, the front and back movement of the swing frame mechanism in the walking process of the crushing vehicle can be effectively prevented.

Further, in order to prevent impurities such as dust from entering the rolling bearing 7, a sealing ring 14 is installed between the bearing pressure plate 8 and the movable half shaft 9, and the sealing ring 14 is located at two ends of the rolling bearing 7.

Further, in order to facilitate the matching, installation and fixation between the half shaft seat 10 and the first transverse plate 2, a positioning block 15 is arranged on the half shaft seat 10, and a positioning groove 16 matched with the positioning block 15 is formed on the first transverse plate 2.

Corresponding to the positions of tires 6 on two sides of the swing frame assembly, guard plates 17 which are vertically arranged are arranged on the frame 1, the tires 6 are likely to incline to contact and rub with the guard plates 17 in the swing process of the swing frame mechanism, in order to avoid the situation, as shown in fig. 6, a vertical shaft 18 is arranged on each guard plate 17, a roller 19 is sleeved on each vertical shaft 18, when the swing frame assembly rotates, the tires 6 can rotate to be close to the roller 19, and the roller 19 can rotate along with the tires 6, so that the contact and rubbing between the tires 6 and the guard plates 17 are avoided. Further, in order to prevent the tire 6 from being extruded by the roller 19 due to too large swinging amplitude, the guard plate 17 is provided with a mounting groove 20, the vertical shaft 18 and the roller 19 are positioned in the mounting groove 20, the lower end of the vertical shaft 18 is hinged to the guard plate 17, the upper end of the vertical shaft 18 is connected with the guard plate 17 through a tension spring 21, and the tension spring 21 always tends to enable the vertical shaft 18 and the roller 19 to be in a vertical state. When the tire 6 rotates and inclines along with the swing frame mechanism, the tire 6 can be preferentially contacted with the roller 19, when the rotation amplitude of the tire 6 is increased, the vertical shaft 18 can overcome the elastic force of the tension spring 21 to deflect at a certain angle, so that the roller 19 moves along with the rotation amplitude of the tire 6, the roller 19 is always positioned on the outer side of the protective plate 17 in the process so as to avoid friction between the tire 6 and the protective plate 17, after the tire 6 is restored to the horizontal state position, the vertical shaft 18 and the roller 19 can be reset to the vertical state under the action of the tension force of the tension spring 21, so that the friction between the tire 6 and the frame 1 is avoided, and the service life of the tire 6 is further prolonged. The arrangement of the rotatable vertical shaft 18 and the tension spring 21 can also effectively reduce the swing amplitude and the swing frequency of the tire 6 and the swing frame mechanism under the inertia, namely after the tire 6 rotates to be close to the vertical shaft 18 and the tension spring 21 is stretched, the tension spring 21 can drive the vertical shaft 18 to apply a reverse rotation force to the swing frame when the tension spring 21 is restored, the tires 6 on the two sides of the swing frame can repeatedly receive the reaction force applied by the tension spring 21 until the swing frame restores to the horizontal position, and the swing of the swing frame mechanism and the frame 1 under the inertia effect can be effectively reduced.

The technical solution of the present invention is not limited to the scope of the embodiments of the present invention. The technical contents not described in detail in the present invention are all known techniques.

Claims

1. The utility model provides a remove broken platform truck and sway frame mechanism, includes frame (1) and sways frame assembly, its characterized in that: the bicycle frame is characterized in that two first transverse plates (2) arranged side by side are installed at the bottom of the bicycle frame (1), a swing frame assembly is installed between the two first transverse plates (2), the swing frame assembly comprises two second transverse plates (3) arranged side by side, the second transverse plates (3) are arranged in parallel with the first transverse plates (2), two ends of each second transverse plate (3) are connected with vertical plates (4) which are vertically arranged, tires (6) are installed on each vertical plate (4) through traveling motors (5), rolling bearings (7) are installed in each second transverse plate (3), bearing pressing plates (8) are arranged on the second transverse plates (3) at two ends of each rolling bearing (7), the bearing pressing plates (8) are fixedly installed on the second transverse plates (3) through first bolts (23), movable half shafts (9) are installed in the rolling bearings (7) and the bearing pressing plates (8) in a matched mode, half shaft seats (10) are arranged at one ends, close to the first transverse plates (2), of the movable half shafts (9), the semi-axis seat (10) is fixedly arranged on the first transverse plate (2) through a second bolt (11), and the swing frame assembly can rotate relative to the movable semi-axis (9).

2. The mobile crushing trolley swing frame mechanism of claim 1, wherein: be equipped with spacing protruding edge (22) on one of them activity semi-axis (9), the diameter of spacing protruding edge (22) is greater than the diameter of antifriction bearing (7) inner circle, is equipped with semi-axis stop collar (12) at the activity semi-axis (9) tip of keeping away from spacing protruding edge (22), and the diameter of semi-axis stop collar (12) is greater than the diameter of antifriction bearing (7) inner circle, and antifriction bearing (7) are located between spacing protruding edge (22) and semi-axis stop collar (12), semi-axis stop collar (12) are through third bolt (13) fixed mounting at the tip of activity semi-axis (9).

3. The mobile crushing trolley swing frame mechanism of claim 1, wherein: and a sealing ring (14) is arranged between the bearing pressure plate (8) and the movable half shaft (9), and the sealing ring (14) is positioned at two ends of the rolling bearing (7).

4. The mobile crushing trolley swing frame mechanism of claim 1, wherein: the semi-axle seat (10) is provided with a positioning block (15), and the first transverse plate (2) is provided with a positioning groove (16) matched with the positioning block (15).

5. The mobile crushing trolley swing frame mechanism of claim 1, wherein: corresponding to the positions of tires (6) on two sides of the swing frame assembly, vertically arranged guard plates (17) are arranged on the frame (1), a vertical shaft (18) is arranged on each guard plate (17), a roller (19) is sleeved on each vertical shaft (18), and when the swing frame assembly rotates, the tires (6) can rotate to be close to the roller (19).

6. The mobile crushing trolley swing frame mechanism of claim 5, wherein: the vertical shaft type roller bearing is characterized in that a mounting groove (20) is formed in the protection plate (17), the vertical shaft (18) and the roller (19) are located in the mounting groove (20), the lower end of the vertical shaft (18) is hinged to the protection plate (17), the upper end of the vertical shaft (18) is connected with the protection plate (17) through a tension spring (21), and the tension spring (21) always tends to enable the vertical shaft (18) and the roller (19) to be in a vertical state.