CN210161276U

CN210161276U - Positioning tool capable of realizing two-stage turnover by utilizing pure mechanical structure

Info

Publication number: CN210161276U
Application number: CN201920603712.0U
Authority: CN
Inventors: 宋新芸; 胡东群; 李军
Original assignee: SHANGHAI DEMEIKE AUTOMOBILE EQUIPMENT MANUFACTURING Co Ltd
Current assignee: SHANGHAI DEMEIKE AUTOMOBILE EQUIPMENT MANUFACTURING Co Ltd
Priority date: 2019-04-29
Filing date: 2019-04-29
Publication date: 2020-03-20
Anticipated expiration: 2029-04-29

Abstract

The utility model relates to an utilize pure mechanical structure can realize location frock of second grade upset, including base, frock frame, gear, rack, first flexible subassembly, clamping component and the flexible subassembly of second, wherein, the frock frame rotates and sets up on the base, has at frock frame end fixing cover the gear, first flexible subassembly is installed on the base and can follow vertical direction and stretch out and draw back from top to bottom, the expansion end of first flexible subassembly still fixed connection with gear engagement the rack, clamping component is used for blocking first flexible subassembly to make the frock frame by first flexible subassembly driven spacing at one-level upset state. Compared with the prior art, the utility model discloses a two-stage upset process has saved electric motor, has effectively saved space and budget, and location frock convenient operation adjusts the precision height etc..

Description

Positioning tool capable of realizing two-stage turnover by utilizing pure mechanical structure

Technical Field

The utility model belongs to the technical field of the car production line is gone up a fixed-position welding, a positioning tool who utilizes pure mechanical structure can realize the upset of second grade is related to.

Background

With the rapid development of the domestic car industry, the requirements of car enterprises on the capacity beat of the car production line are continuously improved, the requirements on the ergonomics in the car production process are higher and higher, and the whole car enterprise develops towards a full-automatic unmanned factory. In the current production process of a company, punching of workpieces such as a front engine room instrument panel and the like often needs to be operated at two positions on the same station, and the current positioning tool is difficult to meet the requirement. Therefore, the utility model provides a novel utilize pure mechanical structure can realize location frock of second grade upset.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a positioning tool which can realize two-stage turnover by utilizing a pure mechanical structure in order to overcome the defects of the prior art.

The purpose of the utility model can be realized through the following technical scheme:

a positioning tool capable of realizing secondary overturning by utilizing a pure mechanical structure comprises a base, a tool frame, a gear, a rack, a first telescopic component, a clamping component and a second telescopic component, wherein the tool frame is rotatably arranged on the base, the gear is fixedly sleeved at the end part of the tool frame, the first telescopic component is arranged on the base and can be vertically telescopic, the movable end of the first telescopic component is fixedly connected with the rack meshed with the gear, the clamping component is used for clamping the first telescopic component and limiting the tool frame driven by the first telescopic component in a primary overturning state, two locking holes respectively corresponding to the primary overturning state and the secondary overturning state of the tool frame are further arranged on the tool frame and respectively provided with a primary locking hole and a secondary locking hole, and the second telescopic component is arranged on the base, when the tool frame is driven to overturn to a first-stage overturning state and a second-stage overturning state, the second telescopic assemblies correspondingly stretch into the first-stage locking hole and the second-stage locking hole respectively, so that the tool frame is locked and positioned.

Further, still install the guide rail that can follow vertical direction gliding from top to bottom on the base, fixed the setting on the guide rail the rack, the bottom of guide rail and the output fixed connection of first flexible subassembly.

Furthermore, a locking disc is fixedly arranged on the tool frame, and the primary locking hole and the secondary locking hole are processed on the locking disc.

Furthermore, the clamping assembly comprises a clamping cylinder arranged on the base and a clamping rotating arm with the middle part rotatably arranged on the base, one end of the clamping rotating arm is hinged with the output end of the clamping cylinder, and the other end of the clamping rotating arm is used for limiting and blocking the first telescopic assembly;

when a piston rod of the clamping cylinder extends out, one end of the clamping rotating arm is driven by the clamping cylinder to rotate, and the other end of the clamping rotating arm is arranged in the telescopic stroke of the first telescopic assembly, so that the first telescopic assembly is limited;

when the piston rod of the clamping cylinder retracts, one end of the clamping rotating arm is driven by the clamping cylinder to rotate reversely, so that the other end of the clamping rotating arm exits from the telescopic stroke of the first telescopic assembly.

Furthermore, a linkage rod with two ends respectively connected with the output end of the clamping cylinder and the clamping rotary arm is slidably mounted on the base along the moving direction of the clamping cylinder.

Further, still be equipped with initial position inductor, one-level inductor and the second grade inductor that is used for detecting whether it is located initial position, one-level upset position and second grade upset position respectively on the frock frame.

Furthermore, a pluggable safety pin and a safety pin sensor for detecting whether the safety pin is inserted are further arranged on the tool framework.

Compared with the prior art, the utility model has the advantages of it is following:

(1) the locking assembly and the second telescopic assembly are matched with the first telescopic assembly to realize locking and positioning of the two-stage turnover state of the tool frame, and smooth processing of workpieces on stations is further guaranteed.

(2) And the precision and stability of the turnover of the tool frame are ensured by adopting a transmission mode of a rack and a gear.

(3) The setting of inductors such as initial position inductor, one-level inductor, second grade inductor can cooperate the control cabinet of taking control systems such as PLC system, realizes the operation of motion subassemblies such as the first flexible subassembly of accurate electric drive.

Drawings

Fig. 1 is a schematic structural view of the front view angle of the present invention;

fig. 2 is a schematic structural view of the rear view of the present invention;

FIG. 3 is a schematic view of an initial position of the positioning tool;

FIG. 4 is a schematic view of the positioning tool in a first stage flipped state;

FIG. 5 is a schematic view of the positioning tool in a second stage flipped state;

the notation in the figure is:

1-a tool frame, 2-a gear, 3-a rack, 4-a guide rail, 5-a bearing seat, 6-a clamping cylinder, 7-a first telescopic cylinder, 8-an initial position sensor, 9-a first-level sensor, 10-a second-level sensor, 11-a safety pin sensor, 12-a second telescopic cylinder and 13-a clamping rotating arm.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments. The embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.

Example 1

The utility model provides an utilize pure mechanical structure to realize location frock of second grade upset, its structure refers to as shown in figure 1 and figure 2, the on-line screen storage device comprises a base, frock frame 1, gear 2, rack 3, first flexible subassembly, clamping component and the flexible subassembly of second, wherein, first flexible subassembly and the flexible subassembly of second are first telescopic cylinder 7 and the flexible cylinder 12 of second respectively, frock frame 1's both ends are passed through the bearing and are rotated on two bearing frames 5 that set up on the base, at frock frame 1 end fixing cover have gear 2, first telescopic cylinder 7 is installed on the base and can be followed vertical direction and stretch out and draw back from top to bottom, the expansion end of first telescopic cylinder 7 still fixed connection and gear 2 meshed's rack 3, clamping component is used for blocking first telescopic cylinder 7, and make frock frame 1 driven by first telescopic cylinder 7 spacing at one-level upset state, still arrange two locking holes that correspond frock frame 1 one-level upset state and second grade upset state respectively on frock frame 1 The tool frame 1 is driven to overturn to a first-stage overturning state and a second-stage overturning state, and the second telescopic cylinder 12 correspondingly stretches into the first-stage locking hole and the second-stage locking hole respectively to enable the tool frame 1 to be locked and positioned.

Referring to fig. 2 again, the base is further provided with a guide rail 4 capable of sliding up and down along the vertical direction, the rack 3 is fixedly arranged on the guide rail 4, and the bottom end of the guide rail 4 is fixedly connected with the output end of the first telescopic cylinder 7.

Still be fixed on the frock frame 1 and be provided with a locking dish, it has one-level locking hole and second grade locking hole to process on the locking dish.

Referring to fig. 1 and fig. 2 again, the clamping assembly includes a clamping cylinder 6 mounted on the base, and a clamping rotating arm 13 rotatably mounted on the base at the middle part, one end of the clamping rotating arm 13 is hinged to the output end of the clamping cylinder 6, and the other end is used for limiting and blocking the first telescopic cylinder 7;

when the piston rod of the clamping cylinder 6 extends out, one end of the clamping rotating arm 13 is driven by the clamping cylinder 6 to rotate, and the other end of the clamping rotating arm 13 is arranged in the telescopic stroke of the first telescopic cylinder 7, so that the first telescopic cylinder 7 is limited;

when the piston rod of the clamping cylinder 6 retracts, one end of the clamping rotating arm 13 is driven by the clamping cylinder 6 to rotate reversely, so that the other end of the clamping rotating arm 13 exits from the telescopic stroke of the first telescopic cylinder 7. In order to avoid the non-axial acting force of the clamping rotating arm 13 on the piston rod of the clamping cylinder 6, a linkage rod with two ends respectively connected with the output end of the clamping cylinder 6 and the clamping rotating arm 13 is further arranged on the base in a sliding mode along the moving direction of the clamping cylinder 6.

Referring to fig. 1 and 2 again, the tooling frame 1 is further provided with an initial position sensor 8, a primary sensor 9 and a secondary sensor 10 for detecting whether the tooling frame is located at an initial position, a primary turning position and a secondary turning position. The tool frame 1 is also provided with a pluggable safety pin and a safety pin sensor 11 for detecting whether the safety pin is inserted or not. The whole positioning tool further comprises a control console for receiving feedback position signals of the initial position sensor 8, the primary sensor 9, the secondary sensor 10 and the like and controlling the first telescopic cylinder 7 and the like.

The movement process of the positioning tool in this embodiment is shown in fig. 3 to 5:

after the tool is started, the first telescopic cylinder 7 is started, the rack 3 and the guide rail 4 move upwards, and then the tool frame 1 is driven to overturn by the gear 2 matched with the rack 3. When the first telescopic cylinder 7 moves upwards to the clamping position of the clamping cylinder 6, the clamping rotating arm 13 blocks the limit and stops moving. The second telescopic cylinder 12 is opened and inserted into the primary locking hole. The primary inductor 9 senses that the signal is in place. This time the first flip is complete (about 70 deg.). And (5) operating by workers. After the operation is finished, the worker presses the button again, the first telescopic cylinder 7 is started again, meanwhile, the clamping rotating arm 13 of the clamping cylinder 6 retracts, the second telescopic cylinder 12 retracts, the rack 3 and the guide rail 4 continue to move upwards, and the tool frame 1 continues to be driven to overturn again. When the first telescopic cylinder 7 moves upward until the cylinder stroke is exhausted, the movement is stopped. The secondary inductor 10 senses that the signal is in place. This time with the second flip complete (about 168). The worker processes the tool on the tool frame 1. After the machining is finished, a worker presses the button, and the tool frame 1 is turned back to the initial position. The home position sensor 8 senses that the signal is in place. All actions are completed.

When the frock needs daily inspection maintenance, will use safety pin inductor 11, take out the safety pin this moment promptly, when 11 inductions of safety pin inductor can not the signal, the default workman of control cabinet is examining the maintenance, and frock frame 1 is in the safe quiescent condition of not giving gas and not giving electricity this moment.

In the above embodiments, the initial position sensor 8 and the like are all position sensors commonly used in the art. In addition, the remaining components or structures, if not specifically stated, are also intended to represent common component structures in the art.

The embodiments described above are intended to facilitate the understanding and use of the invention by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention according to the disclosure of the present invention.

Claims

1. The positioning tool capable of realizing secondary overturning by utilizing a pure mechanical structure is characterized by comprising a base, a tool frame, a gear, a rack, a first telescopic component, a clamping component and a second telescopic component, wherein the tool frame is rotatably arranged on the base, the gear is fixedly sleeved at the end part of the tool frame, the first telescopic component is arranged on the base and can be vertically telescopic, the movable end of the first telescopic component is also fixedly connected with the rack meshed with the gear, the clamping component is used for clamping the first telescopic component and limiting the tool frame driven by the first telescopic component in a primary overturning state, two locking holes respectively corresponding to the primary overturning state and the secondary overturning state of the tool frame are further arranged on the tool frame and respectively provided with a primary locking hole and a secondary locking hole, and the second telescopic component is arranged on the base, when the tool frame is driven to overturn to a first-stage overturning state and a second-stage overturning state, the second telescopic assemblies correspondingly stretch into the first-stage locking hole and the second-stage locking hole respectively, so that the tool frame is locked and positioned at corresponding positions.

2. The positioning tool capable of realizing two-stage turnover by using a pure mechanical structure as claimed in claim 1, wherein a guide rail capable of sliding up and down along a vertical direction is further installed on the base, the rack is fixedly arranged on the guide rail, and the bottom end of the guide rail is fixedly connected with the output end of the first telescopic assembly.

3. The positioning tool capable of realizing secondary overturning by using a purely mechanical structure as claimed in claim 1, wherein the tool frame is further fixedly provided with a locking disc, and the primary locking hole and the secondary locking hole are processed on the locking disc.

4. The positioning tool capable of realizing secondary overturning by utilizing a pure mechanical structure according to claim 1, wherein the clamping assembly comprises a clamping cylinder arranged on the base and a clamping rotating arm with the middle part rotatably arranged on the base, one end of the clamping rotating arm is hinged with the output end of the clamping cylinder, and the other end of the clamping rotating arm is used for limiting and blocking the first telescopic assembly;

5. The positioning tool capable of realizing two-stage turnover by using a pure mechanical structure as claimed in claim 4, wherein a linkage rod with two ends respectively connected with the output end of the clamping cylinder and the clamping rotary arm is slidably mounted on the base along the moving direction of the clamping cylinder.

6. The positioning tool capable of realizing secondary overturning by using a pure mechanical structure as claimed in claim 1, wherein the tool frame is further provided with an initial position sensor, a primary sensor and a secondary sensor for detecting whether the tool frame is located at the initial position, the primary overturning position and the secondary overturning position respectively.

7. The positioning tool capable of realizing secondary overturning by using the pure mechanical structure as claimed in claim 1, wherein a pluggable safety pin and a safety pin sensor for detecting whether the safety pin is plugged in are further arranged on the tool frame.