CN211147499U

CN211147499U - Brake drum online jumping inspection tool

Info

Publication number: CN211147499U
Application number: CN201922098223.7U
Authority: CN
Inventors: 张建荣; 吴巨用
Original assignee: JIAXING STONE WHEEL CO Ltd
Current assignee: JIAXING STONE WHEEL CO Ltd
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-07-31
Anticipated expiration: 2029-11-28

Abstract

The utility model provides an online beat inspection frock of brake drum, it has solved brake drum lifting angle unable adjustment scheduling problem when the beat degree detects, it includes the frock support body of vertical setting, frock support body upper end one side is connected with mounting panel one side through rotating installation mechanism, frock support body upper end has uncovered and the mounting panel is located uncovered top, the opposite side lower extreme that mounting panel kept away from rotating installation mechanism is connected with the cylinder subassembly one end of inclining setting towards rotating installation mechanism below, the other end of cylinder subassembly is connected in the inside installation diaphragm upper end of frock support body, and the cylinder subassembly wears to locate the uncovered of frock support body, the mounting panel mid-mounting has slewing mechanism, slewing mechanism is connected with positioning mechanism and the carousel upper end in the slewing mechanism is laminated with the brake drum each other, a plurality of location bearing group are installed in positioning mechanism's positioning disk one side rotation, the positioning bearing group is tangent to the inner hole of the brake drum. The utility model has the advantages of stable detection, convenient operation, etc.

Description

Brake drum online jumping inspection tool

Technical Field

The utility model belongs to the technical field of machining check out test set, concretely relates to online inspection frock of beating of brake drum.

Background

With the development of science and technology, the automobile industry also develops. The brake is a component in a brake system for generating braking force to resist the movement or movement tendency of the vehicle. Automobile brakes, except for various retarders, are almost all friction brakes that generate braking torque by friction between a fixed member and a working surface of a rotating member. The brake drum is a friction coupling part of a drum brake, and should have a friction coefficient as high and stable as possible, and appropriate wear resistance, heat dissipation, heat capacity, and the like, in addition to strength and rigidity required as a member. Variability when heated when brake drums are not properly designed or manufactured; the brake drum is unbalanced in stress and can also generate mechanical deformation, so that the shoe and the drum are not in contact well, and the pedal force and the stroke are increased; when the out-of-roundness of the working surface of the brake drum is too large, self-locking is caused, and vibration and noise are generated. In the conventional jumping degree detection, the product needs to be carried off line to a fixed jumping inspection platform for spot inspection, so that the whole hundred percent of inspection cannot be realized, and the risk of product disqualification exists; in addition, the lifting angle of the brake drum and the base cannot be adjusted during detection, so that manual detection is inconvenient.

In order to solve the defects of the prior art, people have long searched for and put forward various solutions. For example, the chinese patent document discloses a device [201521070275.9] for detecting the inner hole runout of a brake drum, which comprises a base assembly, a bottom plate, a pin, a positioning block, a deep groove ball bearing and an inner diameter dial indicator, wherein the positioning block and the inner diameter dial indicator are fixed on the bottom plate, the bottom plate and the deep groove ball bearing are fixedly connected through the pin, the upper end of the base assembly is a groove, and the bottom plate is clamped in the groove of the base assembly.

Above-mentioned scheme has solved the problem that the brake drum detected to a certain extent and need the line, but this scheme still has a lot of not enough, for example the brake drum lifts up the angle fixed, inconvenient manual detection scheduling problem.

Disclosure of Invention

The utility model aims at the above problem, provide a reasonable in design, detect convenient online inspection frock of beating of brake drum.

In order to achieve the above purpose, the utility model adopts the following technical proposal: this brake drum inspection frock of beating on line, frock support body including vertical setting, frock support body upper end one side is connected with mounting panel one side through rotating installation mechanism, frock support body upper end has uncovered and the mounting panel is located uncovered top, the opposite side lower extreme that rotating installation mechanism was kept away from to the mounting panel is connected with the cylinder assembly one end of setting towards rotating installation mechanism below slope, the other end of cylinder assembly is connected in the inside installation diaphragm upper end of frock support body, and the cylinder assembly wears to locate the uncovered of frock support body, the mounting panel mid-mounting has slewing mechanism, slewing mechanism is connected with positioning mechanism and the rolling disc upper end in the slewing mechanism is laminated mutually with the brake drum, a plurality of location bearing group are installed in positioning mechanism's positioning disc one side rotation, the location bearing group is tangent with the hole. Through the lifting of cylinder subassembly, the angularly adjustable between slewing mechanism and the frock support body to make things convenient for manual operation to detect.

In the online brake drum jumping inspection tool, one side of the mounting plate, which is far away from the rotating installation mechanism, does not exceed the outer edge of the opening, and two sides of the mounting plate, which are far away from the rotating installation mechanism, are respectively provided with inclined parts which are obliquely arranged. The inclined parts on both sides of the mounting plate can ensure that the mounting plate can rotate to be slightly lower than the opening.

In foretell brake drum inspection frock of beating on line, the cylinder subassembly is including installing the cylinder base in the inside installation diaphragm upper end of frock support body, and the cylinder base rotates through first rotation seat and is connected with the cylinder body. The cylinder body drives the mounting plate to swing, so that the labor burden is reduced, and the detection efficiency is improved.

In the online brake drum jumping inspection tool, the upper end of a piston rod in the cylinder body is provided with a fisheye joint which is rotatably connected with a second rotating seat arranged at the lower end of the tool frame body and far away from one side of the rotating mechanism. When the piston rod moves telescopically, the fisheye joint at the end head ensures that the mounting plate rotates freely.

In the online brake drum jumping inspection tool, the rotating installation mechanism comprises turnover shaft installation seats arranged on two sides of the upper end of the tool frame body, turnover shafts are connected between the turnover shaft installation seats in a rotating mode, and two ends of each turnover shaft, close to the turnover shaft installation seats, are connected with the installation plates through fixed installation blocks. The installation mechanism is rotated to connect the installation plate on the tool frame body.

In foretell brake drum inspection frock of beating on line, slewing mechanism includes the axis of rotation, and the mounting disc of axis of rotation bottom is installed on the mounting panel and the axis of rotation lower extreme is pegged graft in the spliced eye at mounting panel center. The rotating shaft is fixedly connected with the rotating plate through the mounting disc, and the plug hole in the center of the mounting plate plays a role in positioning.

In the online brake drum runout inspection tool, the upper end and the top of the rotating shaft mounting disc are respectively sleeved with the first rotating bearing and the second rotating bearing, a limiting sleeve sleeved on the rotating shaft is arranged between the first rotating bearing and the second rotating bearing, the outer sides of the first rotating bearing and the second rotating bearing are attached to the inner hole of the outer sleeve, and the first rotating bearing, the second rotating bearing and the outer sleeve synchronously rotate. The first and second rotary bearings act together so that the rotary drum can be easily rotated on the rotating mechanism.

In the online brake drum runout inspection tool, the upper end of the outer sleeve of the rotating mechanism is provided with the rotating ring, the inner side of the rotating ring is provided with a positioning installation groove for installing the positioning mechanism, and the upper end of the edge of the rotating ring is provided with a plurality of arc-shaped platforms contacted with the brake drum. After the rotating disc in the positioning installation groove is fixed on the outer sleeve, the rotating disc and the outer sleeve rotate together,

in foretell brake drum inspection frock of beating on line, positioning mechanism includes the positioning disk of joint at the inboard location mounting groove of rolling circle, and the positioning disk is close to the edge and opens a plurality of breach grooves that are used for installing the location bearing group. The installation location bearing group in positioning disk edge is favorable to the location when the brake drum is placed.

In the online brake drum jumping inspection tool, the notch groove is rotatably connected with a positioning bearing set, the positioning bearing set comprises a positioning pin inserted on the positioning disc, and the positioning bearing is installed on the outer side of the upper end of the positioning pin. After the brake drum is placed, the positioning bearing can rotate freely, so that the stability of the brake drum during detection is guaranteed.

Compared with the prior art, the utility model has the advantages of: the angle between the rotating mechanism and the tool frame body can be adjusted by lifting the air cylinder assembly, so that manual operation and detection are facilitated; the cylinder body of the air cylinder drives the mounting plate to swing, so that the labor load is reduced, and the detection efficiency is improved; the first rotating bearing and the second rotating bearing act together, so that the brake drum rotates stably, and errors are reduced.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic structural view of another viewing angle of the present invention;

fig. 3 is a schematic view of the mounting structure of the tool frame body, the cylinder assembly, the mounting plate and the rotating mounting mechanism of the present invention;

fig. 4 is a schematic view of the installation structure of the rotating mechanism and the positioning mechanism of the present invention;

FIG. 5 is a schematic view of the structure of FIG. 4 from another perspective;

FIG. 6 is a cross-sectional view of the structure at A in FIG. 5;

in the figure, the fixture frame body 1, the opening 11, the mounting transverse plate 12, the rotating mounting mechanism 2, the turnover shaft mounting seat 21, the turnover shaft 22, the fixed mounting block 23, the mounting plate 3, the inclined part 31, the inserting hole 32, the cylinder assembly 4, the cylinder base 41, the first rotating seat 42, the cylinder body 43, the fisheye joint 45, the second rotating seat 46, the rotating mechanism 5, the rotating disc 51, the rotating shaft 52, the mounting disc 53, the first rotating bearing 54, the second rotating bearing 55, the limiting sleeve 56, the outer sleeve 57, the rotating ring 58, the arc-shaped table 581, the positioning mounting groove 59, the positioning mechanism 6, the positioning disc 61, the notch groove 62, the positioning bearing group 7, the positioning pin 71, the positioning bearing 72 and the brake drum 8.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in figures 1-6, the brake drum online bounce inspection tool comprises a tool frame body 1 which is vertically arranged, one side of the upper end of the tool frame body 1 is connected with one side of a mounting plate 3 through a rotating mounting mechanism 2, the upper end of the tool frame body 1 is provided with an opening 11, the mounting plate 3 is positioned above the opening 11, the lower end of the other side, away from the rotating mounting mechanism 2, of the mounting plate 3 is connected with one end of a cylinder assembly 4 which is obliquely arranged towards the lower part of the rotating mounting mechanism 2, the other end of the cylinder assembly 4 is connected with the upper end of a mounting transverse plate 12 in the tool frame body 1, the cylinder assembly 4 is arranged in the opening 11 of the tool frame body 1 in a penetrating manner, the middle part of the mounting plate 3 is provided with a rotating mechanism 5, the rotating mechanism 5 is connected with a positioning mechanism 6, the upper end of a rotating, the positioning bearing set 7 is tangent to the inner hole of the brake drum 8. After the brake drum 8 is arranged at the upper end of the rotating disc 51, the brake drum 8 can rotate along with the rotating disc 51, and when the cylinder assembly 4 at the lower end of the mounting plate 3 is driven, the mounting plate 3 enables the brake drum 8 to be arranged in an inclined mode, so that jumping errors can be checked conveniently.

Specifically, the side of the mounting plate 3 away from the rotary mounting mechanism 2 does not exceed the outer edge of the opening 11, and two sides of the mounting plate 3 away from the rotary mounting mechanism 2 are respectively provided with inclined parts 31 which are obliquely arranged. The mounting plate 3 may also be inclined downwardly with the cylinder assembly 4.

Deeply, the cylinder assembly 4 comprises a cylinder base 41 arranged at the upper end of the installation transverse plate 12 in the tool frame body 1, and the cylinder base 41 is rotatably connected with a cylinder body 43 through a first rotating seat 42. The cylinder body 43 drives the piston rod 44 to perform telescopic movement, so as to drive the mounting plate 3 to swing relative to the rotating mounting mechanism 2.

Besides, the upper end of the piston rod 44 inside the cylinder body 43 is provided with a fisheye joint 45, and the fisheye joint 45 is rotatably connected with a second rotating seat 46 arranged at one side of the lower end of the tool frame body 1 far away from the rotating mechanism 5. The fisheye joint 45 is arranged in the second rotary seat 46, ensuring that the cylinder assembly 4 drives the mounting plate 3 freely.

Further, the rotating installation mechanism 2 comprises turnover shaft installation seats 21 arranged on two sides of the upper end of the tool frame body 1, a turnover shaft 22 is rotatably connected between the turnover shaft installation seats 21, and two ends of the turnover shaft 22, which are close to the turnover shaft installation seats 21, are connected with the installation plate 3 through fixed installation blocks 23. The fixed mounting block 23 below the mounting plate 3 can keep relatively fixed with the turnover shaft 22, and simultaneously the turnover shaft 22 and the turnover shaft mounting seat 21 rotate relatively; or the turnover shaft 22 and the turnover shaft mounting seat 21 are relatively fixed, and the fixed mounting block 23 and the turnover shaft 22 rotate relatively.

Further, the rotating mechanism 5 includes a rotating shaft 52, a mounting plate 53 at the bottom of the rotating shaft 52 is mounted on the mounting plate 3, and the lower end of the rotating shaft 52 is inserted into the insertion hole 32 at the center of the mounting plate 3. When the rotating shaft 52 is inserted into the insertion hole 32, the rotating shaft 52 is fixed relative to the mounting plate 3.

Meanwhile, a first rotating bearing 54 and a second rotating bearing 55 are respectively sleeved at the upper end and the top of the mounting disc 53 of the rotating shaft 52, a limiting sleeve 56 sleeved on the rotating shaft 52 is arranged between the first rotating bearing 54 and the second rotating bearing 55, the outer sides of the first rotating bearing 54 and the second rotating bearing 55 are attached to the inner hole of the outer sleeve 57, and the first rotating bearing 54, the second rotating bearing 55 and the outer sleeve 57 synchronously rotate. The limit sleeve 56 supports the second rotary bearing 55 away from the first rotary bearing 54, while the outer sleeve 57 is held in rotation relative to the rotary shaft 52 by the first rotary bearing 54 and the second rotary bearing 55.

Obviously, the upper end of the outer sleeve 57 of the rotating mechanism 5 is provided with a rotating ring 58, the inner side of the rotating ring 58 is provided with a positioning installation groove 59 for installing the positioning mechanism 6, and the upper end of the edge of the rotating ring 58 is provided with a plurality of arc-shaped platforms 581 contacted with the brake drum 8. The rotary ring 58 rotates synchronously with the outer sleeve 57, and the brake drum 8 is fixed by the rotary disk 51 and the arc-shaped table 581 together.

Preferably, the positioning mechanism 6 comprises a positioning disc 61 clamped in the positioning installation groove 59 on the inner side of the rotating ring 58, and a plurality of notch grooves 62 for installing the positioning bearing set 7 are formed on the positioning disc 61 close to the edge. The notch groove 62 communicates with the detent mounting groove 59, thereby ensuring that the detent bearing 72 is exposed.

Visibly, the positioning bearing set 7 is rotationally connected in the notch groove 62, the positioning bearing set 7 includes a positioning pin 71 inserted in the positioning disc 61, and a positioning bearing 72 is installed on the outer side of the upper end of the positioning pin 71. The positioning bearing 72 in the notch groove 62 is free to rotate so as to be stably engaged with the brake drum 8.

The principle of the embodiment is as follows: the mounting plate 3 is driven to rotate relative to the tool frame body 1 through the air cylinder assembly 4 through the rotating mounting mechanism 2, so that a brake drum 8 connected with the rotating mechanism 5 on the mounting plate 3 is driven to incline to a horizontal plane; the inner side of the outer sleeve 57 in the rotating mechanism 5 is fixed to the outer sides of the first rotating bearing 54 and the second rotating bearing 55, and the inner sides of the first rotating bearing 54 and the second rotating bearing 55 are fixed to the rotating shaft 52 mounted on the mounting plate 3, so that the brake drum 8 fixed to the rotating ring 58 on the outer sleeve 57 is driven to rotate.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although terms such as the tool frame body 1, the opening 11, the mounting cross plate 12, the rotation mounting mechanism 2, the hinge mounting seat 21, the hinge 22, the fixed mounting block 23, the mounting plate 3, the inclined portion 31, the insertion hole 32, the cylinder assembly 4, the cylinder base 41, the first rotation seat 42, the cylinder block 43, the fisheye joint 45, the second rotation seat 46, the rotation mechanism 5, the rotation disc 51, the rotation shaft 52, the mounting disc 53, the first rotation bearing 54, the second rotation bearing 55, the limit sleeve 56, the outer sleeve 57, the rotation ring 58, the arc-shaped table 581, the positioning mounting groove 59, the positioning mechanism 6, the positioning disc 61, the notch groove 62, the positioning bearing set 7, the positioning pin 71, the positioning bearing 72, and the brake drum 8 are used more often, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The on-line brake drum jumping inspection tool comprises a vertically arranged tool frame body (1) and is characterized in that one side of the upper end of the tool frame body (1) is connected with one side of a mounting plate (3) through a rotating mounting mechanism (2), the upper end of the tool frame body (1) is provided with an opening (11), the mounting plate (3) is positioned above the opening (11), the lower end of the other side, far away from the rotating mounting mechanism (2), of the mounting plate (3) is connected with one end of a cylinder assembly (4) which is obliquely arranged towards the lower part of the rotating mounting mechanism (2), the other end of the cylinder assembly (4) is connected to the upper end of a mounting transverse plate (12) in the tool frame body (1), the cylinder assembly (4) penetrates through the opening (11) of the tool frame body (1), and a rotating mechanism (5) is arranged in the middle of the mounting plate (3), slewing mechanism (5) be connected and slewing disc (51) upper end and brake drum (8) in slewing mechanism (5) with positioning mechanism (6) laminate mutually, positioning mechanism (6) positioning disc (61) one side rotate and install a plurality of location bearing group (7), the hole of location bearing group (7) and brake drum (8) tangent.

2. The online brake drum runout inspection tool according to claim 1, wherein one side of the mounting plate (3) away from the rotary mounting mechanism (2) does not exceed the outer edge of the opening (11), and two sides of the mounting plate (3) away from the rotary mounting mechanism (2) are respectively provided with inclined parts (31) which are obliquely arranged.

3. The online brake drum runout inspection tool according to claim 2, wherein the cylinder assembly (4) comprises a cylinder base (41) mounted at the upper end of a mounting transverse plate (12) in the tool frame body (1), and the cylinder base (41) is rotatably connected with a cylinder body (43) through a first rotating seat (42).

4. The online brake drum runout inspection tool according to claim 3, wherein a fisheye joint (45) is arranged at the upper end of a piston rod (44) in the cylinder body (43) of the cylinder, and the fisheye joint (45) is rotatably connected with a second rotating seat (46) arranged at one side of the lower end of the tool frame body (1) far away from the rotating mechanism (5).

5. The online brake drum runout inspection tool according to claim 1, 2, 3 or 4, characterized in that the rotation mounting mechanism (2) comprises turnover shaft mounting seats (21) arranged on two sides of the upper end of the tool frame body (1), a turnover shaft (22) is connected between the turnover shaft mounting seats (21) in a rotating manner, and the positions, close to the turnover shaft mounting seats (21), of two ends of the turnover shaft (22) are connected with the mounting plate (3) through fixed mounting blocks (23).

6. The tool for inspecting the online runout of the brake drum according to claim 5, wherein the rotating mechanism (5) comprises a rotating shaft (52), a mounting disc (53) at the bottom of the rotating shaft (52) is mounted on the mounting plate (3), and the lower end of the rotating shaft (52) is inserted into the insertion hole (32) in the center of the mounting plate (3).

7. The online brake drum runout inspection tool according to claim 6, characterized in that a first rotating bearing (54) and a second rotating bearing (55) are respectively sleeved at the upper end and the top of an installation disc (53) of the rotating shaft (52), a limiting sleeve (56) sleeved on the rotating shaft (52) is arranged between the first rotating bearing (54) and the second rotating bearing (55), the outer sides of the first rotating bearing (54) and the second rotating bearing (55) are attached to an inner hole of an outer sleeve (57), and the first rotating bearing (54), the second rotating bearing (55) and the outer sleeve (57) synchronously rotate.

8. The brake drum online run-out inspection tool according to claim 7, characterized in that a rotating ring (58) is mounted at the upper end of an outer sleeve (57) of the rotating mechanism (5), a positioning mounting groove (59) for mounting a positioning mechanism (6) is formed in the inner side of the rotating ring (58), and a plurality of arc-shaped platforms (581) in contact with the brake drum (8) are arranged at the upper end of the edge of the rotating ring (58).

9. The online brake drum runout inspection tool according to claim 8, wherein the positioning mechanism (6) comprises a positioning disk (61) clamped in a positioning installation groove (59) on the inner side of the rotating ring (58), and a plurality of notch grooves (62) for installing the positioning bearing set (7) are formed in the position, close to the edge, of the positioning disk (61).

10. The online brake drum runout inspection tool according to claim 9, wherein a positioning bearing set (7) is rotationally connected to the notch groove (62), the positioning bearing set (7) comprises a positioning pin (71) inserted into the positioning disc (61), and a positioning bearing (72) is mounted on the outer side of the upper end of the positioning pin (71).