CN218518141U

CN218518141U - Locking rotary table device for drilling and milling parts of shock absorption hanging piece of small car

Info

Publication number: CN218518141U
Application number: CN202220571735.XU
Authority: CN
Inventors: 黄丰强; 刘文志; 林锦明; 林鸿榕; 林峰; 陈洪
Original assignee: Haixi Fujian Branch Co ltd
Current assignee: Haixi Fujian Branch Co ltd
Priority date: 2022-03-16
Filing date: 2022-03-16
Publication date: 2023-02-24
Anticipated expiration: 2032-03-16

Abstract

The utility model discloses a drilling and milling part locking turntable device for a small-sized automobile damping pendant in the technical field of automobile accessory processing, which comprises a rotary table driven to rotate by a rotary power device, wherein the rotary table is provided with hydraulic locking modules taking the rotation axis as a central annular array, and oil cylinders of different groups of hydraulic locking modules are connected through a hydraulic shunt; the hydraulic locking module realizes the integration of positioning and locking, so that the assembly and disassembly process is simpler, more convenient and safer; the detection device can prevent inaccurate positioning, and avoid the part scrapping loss caused by the positioning problem.

Description

Locking turntable device for drilling and milling parts of shock absorption hanging piece of small car

Technical Field

The utility model relates to an auto-parts processing technology field specifically is a kart shock attenuation pendant bores and mills part locking revolving stage device.

Background

When the vehicle was gone jolting, the bumper shock absorber slowed down the degree of jolting and played the cushioning effect, increased the stationarity that the vehicle went, and the bumper shock absorber on the car has many, contains the shock attenuation pendant in the bumper shock absorber, and the shock attenuation pendant need be in its equidirectional go up drilling for the installation.

The common machining center needs frequent disassembly and machining, so that the machining efficiency is low, and the working efficiency is improved for reducing the labor intensity of workers.

Based on this, the utility model designs a kart shock attenuation pendant bores and mills part locking revolving stage device to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a kart shock attenuation pendant bores and mills part locking revolving stage device to solve the problem that the ordinary machining center processing shock attenuation pendant inefficiency that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a locking rotary table device for drilling and milling parts of a shock absorption pendant of a small automobile comprises a rotary table driven to rotate by a rotary power device, wherein hydraulic locking modules in an annular array with a rotation axis as a center are mounted on the rotary table;

the hydraulic locking module comprises an oil cylinder, an expansion sleeve, a positioning block and a pull rod arranged in the coaxial expansion sleeve, the oil cylinder is connected with the pull rod and used for driving the pull rod to move along the axial direction of the expansion sleeve, one end of the pull rod is in a conical structure with the contact surface of the inner side wall of the expansion sleeve, and the positioning block is relatively and fixedly arranged on the side edge of the expansion sleeve in the axial direction;

and the oil cylinders of different groups of hydraulic locking modules are connected through hydraulic shunts.

Preferably, a connecting rod is connected between the output end of the oil cylinder and the pull rod.

Preferably, the rotary power device is a torque motor turntable.

Preferably, two groups of detection devices which are symmetrically arranged by taking the axis of the expansion sleeve as the center are arranged on the outer side wall of the expansion sleeve.

Preferably, two adjacent groups of hydraulic locking modules are respectively connected and matched with the feeding mechanism and the material returning mechanism, and the other groups of hydraulic locking modules are correspondingly matched with the drilling assembly.

Preferably, a chip-preventing shutter and a moving assembly for driving the chip-preventing shutter to approach or separate from the turntable are provided.

Preferably, the oil cylinder oil delivery pipes of different groups are connected with the hydraulic flow divider through a flow divider rotary joint.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model completes the integral forming on the turntable once through the processing course, the processing efficiency is high, the repeated positioning error is eliminated by once positioning and clamping, and the processing precision is higher; the hydraulic locking module realizes the integration of positioning and locking, so that the assembly and disassembly process is simpler, more convenient and safer; the detection device can prevent inaccurate positioning, and avoid the part scrapping loss caused by the positioning problem.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

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

fig. 2 is a front view of the present invention;

fig. 3 is a schematic structural view of the hydraulic locking module of the present invention;

fig. 4 is a schematic diagram of the fitting structure of the internal components of the hydraulic locking module of the present invention;

fig. 5 is a schematic diagram of the position structure of the detection device on the expansion sleeve of the present invention.

100. A shock absorbing suspension member; A. a first station; B. a second station; C. a third station; D. a fourth station; E. a fifth station; F. a sixth station;

1. a support frame; 2. a blanking conveyor belt; 21. a blanking mechanism; 3. a turntable; 4. a hydraulic flow divider; 5. a hydraulic locking module; 51. a mounting base; 52. an oil cylinder; 53. an expansion sleeve; 531. a straight groove; 54. positioning blocks; 55. a connecting rod; 56. a pull rod; 57. a detection device; 6. a chip cutting prevention baffle; 7. a drilling assembly; 8. a rotary power device.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

A locking rotary table device for drilling and milling parts of a shock absorption pendant of a small automobile comprises a rotary table 3 driven to rotate by a rotary power device 8, wherein hydraulic locking modules 5 in an annular array with a rotation axis as the center are mounted on the rotary table 3;

the hydraulic locking module 5 comprises an oil cylinder 52, an expansion sleeve 53, a positioning block 54 and a pull rod 56 arranged in the coaxial expansion sleeve 53, wherein the oil cylinder 52 is connected with the pull rod 56 and used for driving the pull rod 56 to move along the axial direction of the expansion sleeve 53, one end of the pull rod 56 is in a conical structure with the contact surface of the inner side wall of the expansion sleeve 53, and the positioning block 54 is relatively and fixedly arranged on the side edge of the expansion sleeve 53 in the axial direction;

the cylinders 52 of the different sets of hydraulic locking modules 5 are connected by means of the hydraulic flow divider 4.

Further, a connecting rod 55 is connected between the output end of the oil cylinder 52 and the pull rod 56.

Further, the rotating power device 8 is a torque motor turntable.

Further, two sets of detecting devices 57 are mounted on the outer side wall of the expansion sleeve 53 and are symmetrically arranged around the axis of the expansion sleeve.

Furthermore, two adjacent groups of hydraulic locking modules 5 are respectively connected and matched with the feeding mechanism and the material returning mechanism 21, and the other groups of hydraulic locking modules 5 are correspondingly matched with the drilling assembly 7.

Further, a chip-preventing guard 6 and a moving assembly for driving the chip-preventing guard 6 to approach or separate from the turntable 3 are provided.

Furthermore, oil pipes of oil cylinders 52 of different groups are connected with the hydraulic flow divider 4 through a flow divider rotary joint.

The utility model discloses an embodiment:

the rotary power device 8 adopts a torque motor turntable, the detection device 57 adopts a strain sensor, and the moving assembly adopts an air cylinder;

the damping hanging piece is transmitted to a first station A of the locking rotary table from the feeding mechanism, at the moment, a hydraulic locking module 5 of the first station A is in a released state, the damping hanging piece can be directly sleeved into the outer wall of an expansion sleeve 53 in the hydraulic locking module 5 through the feeding mechanism, the torque motor rotary table drives a rotary disc 3 to rotate by 60 degrees, the damping hanging piece enters a second station B, and meanwhile, a hydraulic system drives the hydraulic locking module 5 to lock parts (the next part enters the first station and enters a machining process synchronously); the torque motor turntable drives the turntable 3 to continuously rotate for 60 degrees to enter a third station C, the drill bits at the upper end and the lower end of the third station respectively drill two holes at the front end (a hole far away from the locking module is defined as a front end hole), and when the torque motor turntable synchronously enters the third station, the air cylinder pushes the anti-cutting baffle 6 to go out, so that the anti-cutting baffle 6 prevents cutting splashing. After drilling is completed, the cylinder pushes the anti-cutting baffle 6 to retract, the torque motor rotary table drives the rotary table to rotate by 60 degrees to enter a fourth station D, and the hydraulic locking module 5 continues to keep a locking state. And continuously rotating for 60 degrees to enter a fifth station E, respectively drilling two holes at the rear end (defining a hole close to the locking module as a rear end hole) by using drill bits at the upper end and the lower end in the station, after the drilling is finished, driving the rotary table to rotate for 60 degrees by using the torque motor to enter a sixth station F, loosening the hydraulic locking module 5, pushing out the processed damping hanging piece by using the blanking mechanism, and conveying the damping hanging piece to the blanking conveying belt 2. The whole rotary table machining process is completed, all actions of each station are completed synchronously, and the machining efficiency of parts is greatly improved.

The rotary table 3 rotates once to drive every two adjacent hydraulic locking modules 5 to alternate, and the drilling assembly, the anti-cutting baffle 6, the feeding mechanism and the material returning mechanism 21 reset in the rotating process of the rotary table 3, so that interference cannot be caused;

the blanking conveying belt 2, the blanking mechanism, the feeding mechanism, the rotary power device 8, the cylinder and the drilling assembly are relatively and fixedly installed on the support frame 1, the drilling assembly and the anti-cutting baffle 6 which are aligned to the second station B or the fourth station D can also be arranged, and the drilling assemblies corresponding to different stations drill holes or tap teeth in different positions and directions of the damping pendant.

The drilling assembly is prior art and is not described in detail; the blanking conveyor belt 2, the blanking mechanism, the feeding mechanism and the like are not the key points of the scheme;

the hydraulic locking module 5 comprises a mounting seat 51, an oil cylinder 52, a connecting rod 55, a pull rod 56, an expansion sleeve 53, a positioning block 54, a strain sensor and the like. The oil cylinder 52, the expansion sleeve 53 and the positioning block 54 are fixedly arranged on the mounting seat 51, and the mounting seat 51 is fixed on the side wall of the turntable 3; when the shock attenuation pendant transmits station A from feed mechanism, the shock attenuation pendant pushes the tight cover 53 outer wall that expands of hydraulic pressure locking module 5 front end through material loading gloves, install two strain sensors respectively (as shown in fig. 5) at the up end bilateral symmetry position of tight cover 53 that expands, terminal surface and the tight cover 53 up end (shift position location) that expands before the shock attenuation pendant, and shock attenuation pendant medial surface and locating piece 54 (as shown in fig. 3) contact (direction of rotation location) carry out the shock attenuation pendant location, if the location is inaccurate, one or two in two strain sensors can't sense pressure, at this moment the display can automatic alarm, torque motor revolving stage also can't continue work, the processing step that is being carried out of all the other stations is not influenced, after normally accomplishing this processing procedure, get back to station initial position and wait to fix a position inaccurate problem solution. Only when the two strain sensors sense that the two strain sensors are in contact with the damping pendant (namely when the two strain sensors are completely positioned), the system can command the torque motor rotary table to start and drive the rotary table 3 to rotate by 60 degrees to enter a second station;

the expansion sleeve 53 is uniformly provided with straight grooves 531 penetrating through the wall thickness of the expansion sleeve along the circumference of the outer wall of the expansion sleeve, the oil cylinder 53 contracts to pull the connecting rod 55, the connecting rod 55 drives the pull rod 56 to contract towards the inner side, and as the contact surface of the pull rod 56 and the inner side of the expansion sleeve 53 is in conical contact, the pull rod 56 drives the expansion sleeve 53 to expand towards the outer side when contracting towards the inner side, so that the damping pendant is firmly locked; the oil cylinder 53 extends to drive the pull rod 56 to move outwards through the connecting rod 55, the expansion sleeve 53 contracts to release the damping hanging piece, and the released damping hanging piece is pushed out to the blanking conveying device 2 through the blanking mechanism of the sixth station F.

The drilling machining process is integrated into one piece once accomplished on carousel 3, and machining efficiency is high, and the simultaneous processing process is a location clamping, eliminates repeated positioning error, and the machining precision is higher.

The multiple groups of oil cylinders 52 are connected with the hydraulic flow divider 4 through the flow divider rotary joint, the elastic state of the six-station hydraulic locking module 5 can be controlled only by one path of hydraulic oil through the flow divider rotary joint, the hydraulic oil of the first station A (corresponding to the feeding mechanism) and the hydraulic oil of the sixth station F (corresponding to the blanking mechanism 21) are controlled to be in an output state, the hydraulic locking module 5 is in a release state, the hydraulic oil of the rest stations is in a recovery state, and the hydraulic locking module 5 is in a locking state.

Install strain sensor additional at 5 locating surfaces of hydraulic pressure locking module, when the location is inaccurate, display automatic alarm, this makes the shock attenuation pendant location more accurate, has avoided the part scrap loss because of the location problem brings.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a kart shock attenuation pendant bores and mills part locking revolving stage device which characterized in that: the hydraulic locking device comprises a rotary disc (3) driven to rotate by a rotary power device (8), wherein hydraulic locking modules (5) which are in annular array with a rotary axis as a center are mounted on the rotary disc (3);

the hydraulic locking module (5) comprises an oil cylinder (52), an expansion sleeve (53), a positioning block (54) and a pull rod (56) arranged in the coaxial expansion sleeve (53), the oil cylinder (52) is connected with the pull rod (56) and used for driving the pull rod (56) to move along the axial direction of the expansion sleeve (53), one end of the pull rod (56) is in a conical structure with the contact surface of the inner side wall of the expansion sleeve (53), and the positioning block (54) is relatively and fixedly arranged on the side edge of the expansion sleeve (53) in the axial direction;

oil cylinders (52) of different groups of hydraulic locking modules (5) are connected through hydraulic flow dividers (4).

2. The locking turntable device for the drilling and milling parts of the shock-absorbing pendant of the small automobile according to claim 1, characterized in that: and a connecting rod (55) is connected between the output end of the oil cylinder (52) and the pull rod (56).

3. The drilling and milling part locking turntable device for the shock-absorbing pendant of the small automobile according to claim 1, characterized in that: the rotary power device (8) is a torque motor rotary table.

4. The drilling and milling part locking turntable device for the shock-absorbing pendant of the small automobile according to claim 1, characterized in that: two groups of detection devices (57) which are symmetrically arranged by taking the axis of the expansion sleeve as the center are arranged on the outer side wall of the expansion sleeve (53).

5. The locking turntable device for the drilling and milling parts of the shock-absorbing pendant of the small automobile as claimed in claim 4, wherein: two adjacent sets of hydraulic pressure locking module (5) link up the cooperation with feed mechanism, material returned mechanism respectively, other group hydraulic pressure locking module (5) correspond the cooperation with drilling subassembly (7).

6. The locking turntable device for the drilling and milling parts of the shock-absorbing pendant of the small automobile as claimed in claim 5, wherein: a chip-preventing baffle (6) and a moving assembly for driving the chip-preventing baffle (6) to approach or depart from the turntable (3) are arranged.

7. The locking turntable device for the drilling and milling parts of the shock-absorbing pendant of the small automobile as claimed in claim 6, wherein: oil pipelines of the oil cylinders (52) of different groups are connected with the hydraulic flow divider (4) through a flow divider rotary joint.