CN219094438U

CN219094438U - Flange yoke side pull end tooth positioning tool

Info

Publication number: CN219094438U
Application number: CN202223500650.1U
Authority: CN
Inventors: 孙大伟; 孙晋; 刘兰福
Original assignee: Qingdao Xianxin Auto Parts Co ltd
Current assignee: Qingdao Xianxin Auto Parts Co ltd
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-05-30
Anticipated expiration: 2032-12-27

Abstract

The application relates to a flange fork side pull end tooth positioning tool, which belongs to the field of flange fork processing and comprises a mounting plate, wherein the mounting plate is used for being connected with a piston rod of an oil cylinder, and a connecting plate is fixedly arranged at one end of the mounting plate, which is far away from the oil cylinder; the connecting plate is provided with a push rod, the axial direction of the push rod is perpendicular to the diameter of the connecting plate, and the push rod is used for being matched with the mounting hole of the flange fork; the mounting plate is provided with a pressing mechanism which is used for pressing the flange fork on the connecting plate. The flange fork positioning device has the effect of achieving better positioning of the flange fork by the horizontal lathe, and therefore size precision of a machined part is guaranteed.

Description

Flange yoke side pull end tooth positioning tool

Technical Field

The application relates to the field of flange yoke processing, in particular to a flange yoke side pull end tooth positioning tool.

Background

Referring to fig. 1, the flange fork blank comprises a bottom flange plate 1, two fork legs 11 are fixedly arranged on one side of the bottom flange plate 1, the two fork legs 11 are arranged in parallel, and ear holes 12 are formed in the two fork legs 11. The bottom flange plate 1 is provided with a plurality of mounting holes 13, and the mounting holes 13 are annularly arranged around the circumference of the bottom flange plate 1. The tooth surface is arranged on one side of the bottom flange plate 1 far away from the fork leg 11.

Because the vertical lathe is convenient for clamping and is beneficial to feeding broaching liquid, in the machining process of the flange fork, the vertical lathe is generally adopted for machining the side-pulling end teeth.

Aiming at the related technology, the vertical lathe is high in price, so that the production cost is not saved; compared with a vertical lathe, a horizontal lathe commonly used in machining is quite economical; however, the flat pulling clamp adopted by the horizontal lathe cannot realize good positioning of the flange fork, so that the dimensional accuracy of a machined part cannot be guaranteed, and therefore the problem of the high-accuracy flange fork positioning tool for the horizontal lathe is to be solved.

Disclosure of Invention

In order to achieve better positioning of the flange fork by the horizontal lathe and accordingly guarantee size accuracy of a machined piece, the application provides a flange fork side pull end tooth positioning tool.

The flange fork side draws end tooth location frock that this application provided adopts following technical scheme:

the flange fork side pull end tooth positioning tool comprises a mounting plate, wherein the mounting plate is used for being connected with a piston rod of an oil cylinder, and a connecting plate is fixedly arranged at one end, far away from the oil cylinder, of the mounting plate; the connecting plate is provided with a push rod, the axial direction of the push rod is perpendicular to the diameter of the connecting plate, and the push rod is used for being matched with the mounting hole of the flange fork; the mounting plate is provided with a pressing mechanism which is used for pressing the flange fork on the connecting plate.

By adopting the technical scheme, when the flange fork is placed on the tool, the ejector rod is inserted into the position of the mounting hole on the flange fork, so that the flange fork is mounted on the tool according to a specified angle, and the cutting position of the end tooth is limited. And then the flange fork is pressed on the connecting plate by the pressing mechanism, so that the flange fork is connected with the connecting plate more firmly. Therefore, the flange fork is better positioned by the horizontal lathe, and the dimensional accuracy of a machined part is ensured.

Optionally, the pressing mechanism comprises a supporting rod and a pressing plate; the support rod is fixedly arranged on the mounting plate, and the pressing plate is hinged on the support rod; the support rod is provided with a driving piece which drives the pressing plate to rotate around the hinging point so as to enable the pressing plate to be in butt joint with or separated from the flange fork.

By adopting the technical scheme, after the ejector rod is inserted into the position of the mounting hole on the flange fork, the driving piece drives the pressing plate to rotate around the hinging point until the pressing plate abuts against the flange fork, so that the flange fork is fixed on the mounting disc.

Optionally, the driving piece is an air cylinder; the support rod is fixedly provided with a rotating shaft, the pressing plate is rotationally connected with the rotating shaft, the cylinder body of the air cylinder is fixedly connected with the connecting plate, and the piston rod of the air cylinder is hinged with the pressing plate.

By adopting the technical scheme, the piston rod of the driving cylinder extends to enable the pressing plate to rotate around the rotating shaft until the pressing plate is abutted with the flange fork; the piston rod of the driving cylinder is contracted to enable the pressing plate to rotate around the rotating shaft until the pressing plate is separated from the flange fork. Thereby facilitating the rotation of the driving pressure plate.

Optionally, the pressing plate is provided with an abutting end, the abutting end is arranged into an arc shape matched with the flange fork, and the abutting end is used for abutting with or separating from the flange fork.

Through adopting above-mentioned technical scheme, when placing the frock with the flange fork on, the lateral wall butt flange fork of butt end to the contact surface between increase flange fork and the briquetting is connected, thereby makes the briquetting more closely compress tightly the flange fork.

Optionally, two limiting plates are connected to the connecting plate in a sliding manner, every two ejector rods are in a group, and each group of ejector rods is arranged on the same limiting plate; and a limiting piece for driving the limiting plate to slide and fix is arranged on the connecting plate.

Through adopting above-mentioned technical scheme, when pegging graft the mounting hole position department on the flange fork with the ejector pin, one side that the limiting plate kept away from the connecting plate and flange fork side butt to increase the area of contact between flange fork and the limiting plate, thereby make flange fork and limiting plate be connected more firm. In addition, the limiting plates are made to move oppositely or back to adjust the distance between the two limiting plates, so that the flange fork can be adjusted conveniently according to flange forks of different sizes, the positioning tool can be adapted to flange forks of more sizes, and the universality of the positioning tool is improved.

Optionally, a sliding groove is formed in the connecting plate at a position corresponding to each limiting plate, a sliding block is fixedly arranged on each limiting plate, and the sliding blocks are connected in the sliding grooves in a sliding manner.

Through adopting above-mentioned technical scheme, the slider slides along the spout to make the slip process of limiting plate more stable.

Optionally, the locating part is the screw rod, and the screw rod rotates to be connected on the connecting plate, and the axial of screw rod is parallel to the length direction setting of spout, screw rod screw thread section and slider screw thread fit.

Through adopting above-mentioned technical scheme, rotate the screw rod, make the slider slide along the length direction of spout to drive limiting plate motion, with two limiting plates opposite directions or opposite directions motion.

Optionally, a plurality of screw holes are formed in one side, close to the ejector rod, of the limiting plate, and the ejector rod is in threaded fit with the screw holes.

Through adopting above-mentioned technical scheme, with ejector pin threaded connection to different threaded holes to according to the distance of mounting hole on the flange fork, adjust the distance between the ejector pin.

Drawings

Fig. 1 is a schematic view of the overall structure of a flange yoke blank mentioned in the background of the present application.

Fig. 2 is a schematic overall structure of an embodiment of the present application.

FIG. 3 is a schematic view of an embodiment for highlighting the ejector pin.

FIG. 4 is a schematic view showing the connection relationship between the ejector pin and the flange yoke in the embodiment.

Reference numerals illustrate: 1. a bottom flange; 11. fork legs; 12. ear holes; 13. a mounting hole; 2. a mounting plate; 3. a connecting plate; 31. a chute; 32. a limiting plate; 33. a slide block; 34. a screw; 35. a push rod; 36. a threaded hole; 4. a compressing mechanism; 41. a support rod; 42. a pressing plate; 421. an abutment end; 43. a cylinder; 44. a rotating shaft.

Detailed Description

The present application is described in further detail below in conjunction with figures 2-4.

The embodiment of the application discloses a flange fork side draws end tooth location frock. Referring to fig. 2, the flange fork side pull end tooth positioning tool comprises a mounting plate 2, and one side of the mounting plate 2 is fixedly connected with a piston rod of an oil cylinder. One end of the mounting plate 2, which is far away from the piston rod, is fixedly provided with a connecting plate 3, and the connecting plate 3 is arranged into a circular shape concentric with the mounting plate 2.

Referring to fig. 2 and 3, two sliding grooves 31 are formed in the connecting plate 3, and the length directions of the two sliding grooves 31 extend along the same diameter of the connecting plate 3. Each chute 31 is internally provided with an arc limiting plate 32, one side of each limiting plate 32 close to the chute 31 is fixedly provided with a sliding block 33, and the sliding block 33 is glidingly connected in the chute 31 and glidingly moves along the length direction of the chute 31. The sliding block 33 slides along the length direction of the sliding groove 31 to adjust the distance between the two limiting plates 32, so that the positioning tool is matched with flange forks with different sizes.

The connecting plate 3 is rotatably connected with a screw rod 34 corresponding to the position of each chute 31, the axial direction of the screw rod 34 is parallel to the length direction of the chute 31, and the thread section of the screw rod 34 is in threaded fit with the slide block 33. The screw 34 is rotated to enable the sliding block 33 to slide along the length direction of the sliding groove 31, so that the limiting plates 32 are driven to move, and the two limiting plates 32 move in opposite directions or in opposite directions.

A plurality of threaded holes 36 are formed in one side, far away from the sliding groove 31, of each limiting plate 32, ejector rods 35 are connected with the threaded holes 36 in a threaded mode, two ejector rods 35 are arranged on each limiting plate 32, and the axial direction of each ejector rod 35 is perpendicular to the diameter of the connecting plate 3. When the flange fork is placed on the tool, the ejector rod 35 is inserted into the mounting hole 13 on the flange fork, so that the flange fork is mounted on the tool according to a specified angle, and the cutting position of the end tooth is limited. The pins 35 are screwed into different screw holes 36 to adjust the distance between the pins 35 according to the distance of the mounting holes 13 on the flange yoke.

Referring to fig. 2 and 4, two sets of pressing mechanisms 4 are fixedly arranged on the side wall of the mounting plate 2, and the pressing mechanisms 4 are used for pressing the flange fork on the mounting plate 2. The pressing mechanism 4 comprises a supporting rod 41, a pressing plate 42 and an air cylinder 43, wherein the supporting rod 41 is fixedly arranged on the side wall of the mounting plate 2, and two groups of supporting rods 41 are arranged in parallel. One end of each group of support rods 41 far away from the mounting plate 2 is fixedly provided with a rotating shaft 44, and the side wall of the pressing plate 42 is rotationally connected with the rotating shaft 44. The end of the pressing plate 42 away from the rotating shaft 44 is provided with an abutting end 421, and the abutting end 421 is provided in an arc shape matched with the flange fork. When the flange yoke is placed on the tooling, the side walls of the abutting ends 421 abut the flange yoke to increase the contact surface between the flange yoke and the pressure plate 42, thereby enabling the pressure plate 42 to more tightly compress the flange yoke. The cylinder 43 is arranged on one side of the two groups of support rods 41, the cylinder body of the cylinder 43 is fixedly connected with the connecting plate 3, and the piston rod of the cylinder 43 is hinged with one end of the pressing plate 42, which is close to the rotating shaft 44.

After the ejector rod 35 is inserted into the mounting hole 13 on the flange yoke, the piston rod of the driving cylinder 43 is extended, the pressing plate 42 rotates around the rotating shaft 44, and the abutting end 421 of the pressing plate 42 abuts against the flange yoke, so that the flange yoke is fixed on the mounting disc 2.

The implementation principle of the flange fork side pull end tooth positioning tool provided by the embodiment of the application is as follows:

first, the push rods 35 are screwed into different screw holes 36 to adjust the distance between the push rods 35 according to the distance of the mounting holes 13 on the flange yoke.

Then, the screw 34 is rotated to enable the sliding block 33 to slide along the length direction of the sliding groove 31, so that the limiting plates 32 are driven to move, and the two limiting plates 32 are enabled to move in opposite directions or in opposite directions. So that the distance between the two limiting plates 32 is adjusted according to the distance between the flange yoke positioning holes.

After the adjustment, the flange fork is placed on the tool, so that the ejector rod 35 is inserted into the mounting hole 13 on the flange fork, and the flange fork is mounted on the tool according to a specified angle, thereby limiting the cutting position of the end tooth.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. A flange fork side draws end tooth location frock, its characterized in that:

the oil cylinder comprises a mounting plate (2), wherein the mounting plate (2) is used for being connected with a piston rod of the oil cylinder, and a connecting plate (3) is fixedly arranged at one end, far away from the oil cylinder, of the mounting plate (2);

a push rod (35) is arranged on the connecting plate (3), the axial direction of the push rod (35) is perpendicular to the diameter of the connecting plate (3), and the push rod (35) is used for being matched with the mounting hole (13) of the flange fork;

the mounting plate (2) is provided with a pressing mechanism (4), and the pressing mechanism (4) is used for pressing the flange fork on the connecting plate (3).

2. The flange yoke side pull end tooth positioning tooling of claim 1, wherein:

the pressing mechanism (4) comprises a supporting rod (41) and a pressing plate (42);

the support rod (41) is fixedly arranged on the mounting disc (2), and the pressing plate (42) is hinged on the support rod (41);

the support rod (41) is provided with a driving piece which drives the pressing plate (42) to rotate around a hinge point so as to enable the pressing plate (42) to be in abutting connection with or separated from the flange fork.

3. The flange yoke side pull end tooth positioning tooling of claim 2, wherein:

the driving piece is a cylinder (43);

a rotating shaft (44) is fixedly arranged on the supporting rod (41), the pressing plate (42) is rotationally connected with the rotating shaft (44), a cylinder body of the air cylinder (43) is fixedly connected with the connecting plate (3), and a piston rod of the air cylinder (43) is hinged with the pressing plate (42).

4. The flange yoke side pull end tooth positioning tooling of claim 2, wherein:

the pressing plate (42) is provided with an abutting end (421), the abutting end (421) is in an arc shape matched with the flange fork, and the abutting end (421) is used for abutting against or separating from the flange fork.

5. The flange yoke side pull end tooth positioning tooling of claim 1, wherein:

two limiting plates (32) are connected to the connecting plate (3) in a sliding manner, every two ejector rods (35) are in a group, and each group of ejector rods (35) is arranged on the same limiting plate (32);

and a limiting piece for driving the limiting plate (32) to slide and fix is arranged on the connecting plate (3).

6. The flange yoke side pull end tooth positioning tooling of claim 5, wherein:

the connecting plate (3) is provided with sliding grooves (31) at positions corresponding to the limiting plates (32), each limiting plate (32) is fixedly provided with a sliding block (33), and the sliding blocks (33) are connected in the sliding grooves (31) in a sliding mode.

7. The flange yoke side pull end tooth positioning tooling of claim 5, wherein:

the limiting piece is a screw rod (34), the screw rod (34) is rotationally connected to the connecting plate (3), the axial direction of the screw rod (34) is parallel to the length direction of the sliding groove (31), and the threaded section of the screw rod (34) is in threaded fit with the sliding block (33).

8. The flange yoke side pull end tooth positioning tooling of claim 5, wherein:

a plurality of threaded holes (36) are formed in one side, close to the ejector rod (35), of the limiting plate (32), and the ejector rod (35) is in threaded fit with the threaded holes (36).