CN218211916U

CN218211916U - Automatic corner tool for transmission shaft assembly

Info

Publication number: CN218211916U
Application number: CN202222204445.4U
Authority: CN
Inventors: 葛程辉
Original assignee: Weifang Hexin Precision Machinery Co ltd
Current assignee: Weifang Hexin Precision Machinery Co ltd
Priority date: 2022-08-22
Filing date: 2022-08-22
Publication date: 2023-01-03
Anticipated expiration: 2032-08-22

Abstract

The utility model belongs to the technical field of the transmission shaft assembly detects frock, especially, relate to an automatic corner frock of transmission shaft assembly, including the work table, be provided with two first clamping device that are used for the major axis of centre gripping transmission shaft assembly on the work table, be provided with between two first clamping device and lift the subassembly, two first clamping device one side are provided with the second clamping device who is used for the minor axis of centre gripping transmission shaft assembly, the utility model discloses a rationalization design, center frame and chuck are fixed major axis and minor axis respectively, thereby guaranteed that this frock can fix the major axis and the minor axis of different diameters, a plurality of second locating holes have been seted up in the backup pad, thereby guaranteed that this frock can detect the limit contained angle of the transmission shaft assembly of different specifications, the commonality is strong, work efficiency is high, company's comprehensive productivity has been improved greatly.

Description

Automatic corner tool for transmission shaft assembly

Technical Field

The utility model belongs to the technical field of the transmission shaft assembly detects the frock, especially, relate to an automatic corner frock of transmission shaft assembly.

Background

The transmission shaft assembly is an important part on motor vehicles such as automobiles and agricultural machinery and plays a role in transmitting power, when the motor vehicles turn, a long shaft and a short shaft of the transmission shaft assembly form a certain included angle, when the included angle is smaller than a limit included angle, the transmission shaft assembly can normally transmit power, otherwise, the transmission shaft assembly can be clamped, so after the assembly of the transmission shaft assembly is completed, the limit included angle is required to be detected to ensure that the transmission shaft assembly can normally work when being installed on the motor vehicles, the conventional detection tool of the transmission shaft assembly usually carries out limit support on the long shaft and the short shaft by using a plurality of fixed blocks respectively, then the short shaft is rotated to detect the long shaft and the short shaft, and when the diameters of the long shaft and the short shaft of the transmission shaft assembly are changed, the long shaft and the short shaft can be detected only by replacing different fixed blocks; in addition, the limit included angles of different motor vehicle transmission shaft assemblies are different, different tools are needed for detection, and therefore the problems that the tool is poor in universality, low in working efficiency and the like are caused.

SUMMERY OF THE UTILITY MODEL

The to-be-solved main technical problem of the utility model is to provide a transmission shaft assembly automatic corner frock rational in infrastructure, the commonality is strong, and work efficiency is high.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model provides an automatic corner frock of transmission shaft assembly, includes the work table, is provided with two first clamping device that are used for the major axis of centre gripping transmission shaft assembly on the work table, is provided with between two first clamping device and lifts the subassembly, and two first clamping device one side are provided with the second clamping device that is used for the minor axis of centre gripping transmission shaft assembly.

The following is the utility model discloses to above-mentioned technical scheme's further optimization:

the working table comprises a support, a working table is fixedly connected to the support, and a rotating shaft hole and a first positioning hole are formed in the working table.

Further optimization: the first clamping device comprises a supporting table, the supporting table is fixedly connected with the workbench, and a center frame is fixedly mounted on the supporting table.

Further optimization: the second clamping device comprises a supporting plate arranged above the workbench, a rotating hole and a plurality of second positioning holes are formed in the supporting plate, and the second positioning holes are located on an arc with the rotating hole as the circle center.

Further optimization: the rotating shaft hole is fixedly connected with a pin column, the pin column is rotatably connected with the rotating hole, and the first positioning hole and the second positioning hole corresponding to the first positioning hole are connected with positioning columns in a sliding mode.

Further optimization: two supporting blocks are parallelly arranged on the top surface of the supporting plate at a certain interval, a rotating shaft assembly is connected in the supporting blocks in a rotating mode, a chuck is arranged at one end, close to the short shaft, of the rotating shaft assembly, and a hand wheel is arranged at one end, far away from the short shaft, of the rotating shaft assembly.

And (4) further optimizing: the pivot subassembly includes the pivot of being connected with the supporting shoe rotation, and the one end rigid coupling that the pivot is close to the minor axis has the connecting block, chuck and connecting block fixed connection, and the connecting block was kept away from in the pivot one end and hand wheel fixed connection.

And (4) further optimizing: the lifting assembly comprises a support frame, the support frame is fixedly connected with the workbench, a lifting block is fixedly connected to the support frame, a containing groove is formed in the lifting block, and a baffle is fixedly connected to the position, close to an opening of the containing groove, of the lifting block.

The utility model discloses a rationalization design, centre frame and chuck are fixed major axis and minor axis respectively to guaranteed that this frock can fix the major axis and the minor axis of different diameters, seted up a plurality of second locating holes in the backup pad, thereby guaranteed that this frock can detect the limit contained angle of the transmission shaft assembly of different specifications, the commonality is strong, and work efficiency is high, has improved the comprehensive productivity of company greatly.

The present invention will be further explained with reference to the drawings and examples.

Drawings

Fig. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;

fig. 2 is a schematic structural view of a work table in embodiment 1 of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1;

fig. 4 is a schematic structural view of a second clamping device in embodiment 1 of the present invention;

fig. 5 is a schematic structural view of a support plate in embodiment 1 of the present invention;

fig. 6 is a schematic structural view of a rotating shaft assembly in embodiment 1 of the present invention;

fig. 7 is a schematic structural view of a transmission shaft assembly in embodiment 1 of the present invention.

In the figure: 1-a work table; 101-a scaffold; 102-a workbench; 1021-rotating shaft hole; 1022-a first locating hole; 2-a first holding device; 201-a support table; 202-a central frame; 3-a second holding device; 301-a support plate; 3011-rotating the hole; 3012-a second locating hole; 302-a support block; 303-a spindle assembly; 3031-a rotating shaft; 3032-connecting block; 3033-avoiding hole; 304-a chuck; 305-a hand wheel; 306-a pin; 307-positioning columns; 308-a handle; 4-a lifting assembly; 401-a support frame; 402-a lift block; 4021-an accommodating tank; 403-a baffle; 5-a transmission shaft assembly; 501-long axis; 502-minor axis; 503-universal joint.

Detailed Description

Example 1:

as shown in fig. 1 to 7, an automatic corner turning tool for a transmission shaft assembly comprises a work table 1, wherein two first clamping devices 2 for clamping a long shaft 501 of the transmission shaft assembly 5 are arranged on the work table 1, a lifting component 4 is arranged between the two first clamping devices 2, and a second clamping device 3 for clamping a short shaft 502 of the transmission shaft assembly 5 is arranged on one side of the two first clamping devices 2.

As shown in fig. 7, the propeller shaft assembly 5 is an important part of an automobile or an agricultural machine, and includes a long shaft 501, a universal joint 503, and a short shaft 502.

As shown in fig. 2, the work table 1 includes a support 101, a work table 102 is fixed on the support 101, and a rotation shaft hole 1021 and a first positioning hole 1022 are formed on the work table 102.

As shown in fig. 3, the first clamping device 2 includes a support base 201, the support base 201 is fixedly connected to the worktable 102, and a center frame 202 is fixedly mounted on the support base 201.

The steady rest 202 is prior art and belongs to the attachment of a lathe.

As shown in fig. 4 and 5, the second clamping device 3 includes a supporting plate 301 disposed above the worktable 102, the supporting plate 301 is formed with a rotation hole 3011 and three second positioning holes 3012, and the three second positioning holes 3012 are located on an arc with the rotation hole 3011 as a center.

In addition to this embodiment, the number of the second positioning holes 3012 may be one, two, or more than three.

The pin 306 is fixed in the rotating shaft hole 1021, and the pin 306 is rotatably connected with the rotating hole 3011.

The first positioning hole 1022 and the corresponding second positioning hole 3012 are slidably connected to the positioning column 307.

By such a design, after the first positioning hole 1022 and the second positioning hole 3012 corresponding to the first positioning hole are aligned and inserted into the positioning column 307, the supporting plate 301 and the workbench 102 are fixedly connected together, and the second positioning hole 3012 aligned with the first positioning hole 1022 can be selected according to the transmission shaft assemblies 5 of different specifications, so that the limit included angles of the transmission shaft assemblies 5 of different specifications can be detected.

Two supporting blocks 302 are arranged on the top surface of the supporting plate 301 in parallel at a certain distance, a rotating shaft assembly 303 is connected in the supporting blocks 302 in a rotating mode, a chuck 304 is arranged at one end, close to the short shaft 502, of the rotating shaft assembly 303, and a hand wheel 305 is arranged at one end, far away from the short shaft 502, of the rotating shaft assembly 303.

The chuck 304 is prior art and belongs to an accessory of a lathe.

Chuck 304 is a pneumatic chuck.

As shown in fig. 6, the rotating shaft assembly 303 includes a rotating shaft 3031 rotatably connected to the supporting block 302, a connecting block 3032 is fixedly connected to an end of the rotating shaft 3031 close to the short shaft 502, the chuck 304 is fixedly connected to the connecting block 3032, and an end of the rotating shaft 3031 far from the connecting block 3032 is fixedly connected to the handwheel 305.

The positions of the supporting plate 301, which are positioned on two sides of the rotating shaft assembly 303, are fixedly connected with handles 308, and the two handles 308 are symmetrically arranged, so that the supporting plate 301 can conveniently wind the pin 306.

In addition to this embodiment, the number of the handle 308 may also be one, and the handle 308 may be located on any side of the rotating shaft assembly 303.

As shown in fig. 3, the lifting assembly 4 includes a supporting frame 401, the supporting frame 401 is fixedly connected to the working platform 102, a lifting block 402 is fixedly connected to the supporting frame 401, an accommodating groove 4021 is formed in the lifting block 402, and a baffle 403 is fixedly connected to a position of the lifting block 402 close to an opening of the accommodating groove 4021.

The lifting block 402 and the baffle 403 are made of nylon material to avoid damaging the long shaft 501.

When the transmission shaft assembly is used, the long shaft 501 of the transmission shaft assembly 5 is placed among the three rollers of the central frame 202, the central frame 202 is started, the three rollers clamp the long shaft 501 to fix the long shaft, then the short shaft 502 is placed in the chuck 304, and the chuck 304 is locked to fix the short shaft 502.

Then, handwheel 305 is rotated to drive short shaft 502 to rotate, and then long shaft 501 is driven to rotate through universal joint 503, when handwheel 305 is rotated and short shaft 502 and long shaft 501 do not rotate along with the handwheel, problems at universal joint 503 can be detected, so that the handwheel can be repaired in time.

After the detection is finished, one end of the short shaft 502 is held by hand, the center frame 202 and the chuck 304 are loosened, the detection of the transmission shaft assembly 5 is finished, the lifting assembly 4 plays a role in supporting the long shaft 501, and the transmission shaft assembly 5 is prevented from falling onto the workbench 102 to be damaged.

Use centre frame 202 and chuck 304 to fix major axis 501 and minor axis 502 respectively to guaranteed that this frock can fix major axis 501 and minor axis 502 of different diameters, seted up a plurality of second locating holes 3012 on the backup pad 301, thereby guaranteed that this frock can detect the extreme contained angle of the transmission shaft assembly 5 of different specifications, the commonality is strong, and work efficiency is high.

Example 2:

the handwheel 305 in the above embodiment 1 is replaced by a motor, the motor is fixedly installed on the supporting plate 301, and the output end of the motor is in transmission connection with the rotating shaft 3031.

For those skilled in the art, in light of the teachings of the present invention, many alterations, modifications, substitutions and variations may be made in the embodiment without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an automatic corner frock of transmission shaft assembly, includes work table (1), its characterized in that: the work table (1) is provided with two first clamping devices (2) used for clamping a long shaft (501) of the transmission shaft assembly (5), a lifting component (4) is arranged between the two first clamping devices (2), and one side of each first clamping device (2) is provided with a second clamping device (3) used for clamping a short shaft (502) of the transmission shaft assembly (5).

2. The automatic corner tool for transmission shaft assemblies according to claim 1, is characterized in that: the working table (1) comprises a support (101), a working table (102) is fixedly connected to the support (101), and a rotating shaft hole (1021) and a first positioning hole (1022) are formed in the working table (102).

3. The automatic corner tool for the transmission shaft assembly according to claim 2, characterized in that: the first clamping device (2) comprises a supporting table (201), the supporting table (201) is fixedly connected with the workbench (102), and a center frame (202) is fixedly mounted on the supporting table (201).

4. The automatic corner tool for transmission shaft assemblies according to claim 3, is characterized in that: the second clamping device (3) comprises a supporting plate (301) arranged above the workbench (102), a rotating hole (3011) and a plurality of second positioning holes (3012) are formed in the supporting plate (301), and the second positioning holes (3012) are located on an arc with the rotating hole (3011) as the circle center.

5. The automatic corner tool for transmission shaft assemblies according to claim 4, is characterized in that: a pin column (306) is fixedly connected in the rotating shaft hole (1021), the pin column (306) is rotatably connected with the rotating hole (3011), and a positioning column (307) is slidably connected in the first positioning hole (1022) and the second positioning hole (3012) corresponding to the first positioning hole.

6. The automatic corner tool for transmission shaft assemblies according to claim 5, is characterized in that: two supporting blocks (302) are parallelly arranged on the top surface of the supporting plate (301) at a certain distance, a rotating shaft assembly (303) is rotationally connected in the supporting blocks (302), a chuck (304) is arranged at one end, close to the short shaft (502), of the rotating shaft assembly (303), and a hand wheel (305) is arranged at one end, far away from the short shaft (502), of the rotating shaft assembly (303).

7. The automatic corner tool for transmission shaft assemblies according to claim 6, is characterized in that: the rotating shaft assembly (303) comprises a rotating shaft (3031) rotatably connected with the supporting block (302), one end of the rotating shaft (3031), which is close to the short shaft (502), is fixedly connected with a connecting block (3032), the chuck (304) is fixedly connected with the connecting block (3032), and one end of the rotating shaft (3031), which is far away from the connecting block (3032), is fixedly connected with the hand wheel (305).

8. The automatic corner tool for transmission shaft assemblies according to claim 7, is characterized in that: the lifting assembly (4) comprises a support frame (401), the support frame (401) is fixedly connected with the workbench (102), a lifting block (402) is fixedly connected onto the support frame (401), an accommodating groove (4021) is formed in the lifting block (402), and a baffle (403) is fixedly connected to the position, close to an opening of the accommodating groove (4021), of the lifting block (402).