CN216420702U

CN216420702U - A external diameter size orthotic devices for oval pipe

Info

Publication number: CN216420702U
Application number: CN202123209899.2U
Authority: CN
Inventors: 朱瑛; 姚巍
Original assignee: Wuxi Fuhui Steel Pipe Co ltd
Current assignee: Wuxi Fuhui Steel Pipe Co ltd
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-05-03
Anticipated expiration: 2031-12-20

Abstract

The utility model relates to an elliptical tube production technical field especially relates to an external diameter size orthotic devices for elliptical tube, including mount, die block and movable mould, the die block is fixed between the lateral wall of mount, and the movable mould passes through the connecting block and slides on the mount to the top of movable mould is connected with elevator motor, installs the controller through the screw on the lateral wall of mount, set up flutedly on the movable mould, the equal elasticity in both sides in the recess is provided with the top piece, and the movable mould slides between the outer wall of die block, and the inside of die block and movable mould is the cavity structure, and the fixed plate has all been welded to the inside both sides of die block, is provided with the screw rod through driven gear rotation between the fixed plate of both sides, and driven gear's bottom meshing is provided with drive gear, and drive gear installs on rotating electrical machines. Compared with the prior art, the utility model discloses solved effectively and had the problem of limitation to the size of elliptical tube correction.

Description

A external diameter size orthotic devices for oval pipe

Technical Field

The utility model relates to an oval pipe production technical field especially relates to an external diameter size aligning gear for oval pipe.

Background

Oval tubes, i.e., flat tubes, are widely used in various fields, such as radiator tubes used in radiators of automobile engines, and are generally single-hole oval tubes.

In the patent "a location frock for pipe ovality is corrected" that publication number CN212664577U discloses, through the setting to pipe fitting output orthotic devices and hydraulic stem, be favorable to extending the motion with the movable mould to carry out the compound die extrusion with the cover half, correct the ovality of pipe fitting.

However, this straightening mechanism is only suitable for straightening an elliptical tube of a single specification, and is not so applicable, and therefore there is a need for an outer diameter straightening mechanism for an elliptical tube to solve the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an outer diameter size correcting mechanism for an oval tube.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the outer diameter size correcting mechanism for the oval tube comprises a fixing frame, a bottom die and a movable die, wherein the bottom die is fixed between the side walls of the fixing frame, the movable die slides on the fixing frame through a connecting block, a lifting motor is connected above the movable die, and a controller is installed on the side wall of the fixing frame through a screw;

the movable mould is provided with a groove, top plates are elastically arranged on two sides in the groove, the movable mould slides between the outer wall of the bottom mould, the inner parts of the bottom mould and the movable mould are of a cavity structure, fixing plates are welded on two sides of the inner part of the bottom mould, a screw rod is arranged between the fixing plates on two sides in a rotating mode through a driven gear, a driving gear is arranged on the bottom of the driven gear in a meshed mode, the driving gear is installed on a rotating motor, an adjusting rod is arranged on the screw rod in a threaded transmission mode on the two sides of the screw rod in a bidirectional mode, and a limiting mechanism is further arranged on one side of the adjusting rod.

Preferably, the bottom die and the fixed frame are welded and fixed through a welding block, the connecting block is welded on the side wall of the movable die, and the connecting block slides on the fixed frame.

Preferably, the bottom die and the movable die are respectively provided with adjusting holes matched with the adjusting rods.

Preferably, the first sensor is embedded on the lateral wall of one side of the fixed plate, the screw rod is connected with the fixed plate through a bearing, and the bearing is embedded in the fixed plate.

Preferably, the limiting mechanism comprises two limiting plates, the two limiting plates are symmetrically arranged on two sides of the driven gear, and the top ends of the limiting plates are welded on the inner top wall of the bottom die.

Preferably, the limiting plate is provided with a hole, the aperture of which is larger than that of the screw rod, and the side wall of one side of the limiting plate is embedded with a second sensor.

Preferably, guide rods are welded between the inner walls of the two sides of the inner part of the movable die, springs are sleeved on the guide rods, and the top plates slide on the guide rods and the upper surfaces of the top plates are in contact with the bottom ends of the springs.

Preferably, the top of the groove is provided with a top hole matched with the top plate, and the width of the groove is equal to the width of the bottom die.

The utility model has the advantages that:

1. through setting up die block and movable mould, the die block can be supported and carry out crisscross motion to the top piece on the movable mould, can adjust the ellipticity that straightening mechanism can correct as required.

2. Through setting up the screw rod, adjusting the pole, drive gear and driven gear, utilize drive gear to the drive of driven gear for the screw rod is synchronous rotates thereupon, thereby utilizes the screw rod and adjusts the screw thread transmission of pole, can adjust the position of adjusting the pole, so that can carry on spacingly to oval pipe at the ascending extreme point position of axial when correcting.

In conclusion, the outer diameter size correction mechanism for the oval pipe provided by the scheme can correct the sizes of the oval pipes with various specifications by matching and sliding the bottom die and the movable die in a contact manner up and down and assisting in limiting the positions of the adjusting rods, and the problem that the sizes corrected by the oval pipes are limited is solved.

Drawings

Fig. 1 is a schematic structural view of an outer diameter correction mechanism for an oval tube according to the present invention;

fig. 2 is a schematic view of an internal structure of a bottom die of the mechanism for correcting the outer diameter of the oval tube according to the present invention;

fig. 3 is a schematic view of the bottom die and the movable die of the mechanism for correcting the outer diameter of the oval tube according to the present invention.

In the figure: 1. a fixed mount; 11. a controller; 12. a limiting block; 13. a lifting motor; 2. bottom die; 21. a rotating electric machine; 22. a drive gear; 23. a driven gear; 3. moving the mold; 31. connecting blocks; 32. a topsheet; 33. a guide bar; 4. adjusting a rod; 5. a fixing plate; 51. a first sensor; 6. a limiting plate; 61. a second sensor; 7. a screw.

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.

In the embodiment, referring to fig. 1-3, an outer diameter size correcting mechanism for an oval tube includes a fixed frame 1, a bottom die 2 and a movable die 3, the bottom die 2 is fixed between side walls of the fixed frame 1, the movable die 3 slides on the fixed frame 1 through a connecting block 31, a lifting motor 13 connected with the movable die 3 is installed on the top wall of the fixed frame 1 above the movable die 3 through a bolt, the bottom die 2 and the fixed frame 1 are welded and fixed through a welding block, the connecting block 31 is welded on the side wall of the movable die 3, the connecting block 31 slides on the fixed frame 1, the connecting block 31 has a guiding effect on the movable die 3, a limiting block 12 is further welded on the side wall of the fixed frame 1 and used for limiting the sliding position of the connecting block 31, the bottom die 2 and the movable die 3 are both provided with oval grooves with equal size, and a controller 11 is installed on the side wall of the fixed frame 1 through a screw;

the movable die 3 is provided with a groove, both sides in the groove are elastically provided with a top plate 32, the top of the groove is provided with a top hole matched with the top plate 32, the width of the groove is equal to the width of the bottom die 2, the movable die 3 slides between the outer walls of the bottom die 2, the interiors of the bottom die 2 and the movable die 3 are both of a cavity structure, fixing plates 5 are welded on both sides of the interior of the bottom die 2, a first sensor 51 is embedded on the side wall of one side of each fixing plate 5, a screw 7 is rotatably arranged between the fixing plates 5 on both sides through a driven gear 23, the screw 7 is arranged to guide and drive the adjusting rod 4, the screw 7 is connected with the fixing plates 5 through a bearing, the bearing is embedded in the fixing plates 5, a driving gear 22 is meshed with the bottom of the driven gear 23, a limiting seat is welded on the inner top wall of the bottom die 2 above the driving gear 22, and the driving gear 22 can rotate and is arranged in the limiting seat, the driving gear 22 is arranged to drive the screw 7 to rotate, the driving gear 22 is clamped on the end portion of a rotating shaft of the rotating motor 21, the rotating motor 21 is installed on the installation plate through screws, the installation plate is welded on the bottom wall of the bottom die 2, the screw 7 is a bidirectional screw, the two sides of the screw 7 are respectively provided with the adjusting rods 4 in a threaded transmission mode, the adjusting rods 4 are arranged to assist in limiting the size of the oval pipe during correction, when the adjusting rods 4 move to the position in contact with the fixing plate 5 on the same side, the end points of the oval grooves just fall on the straight line of the side wall of the other side of each adjusting rod 4, the bottom die 2 and the movable die 3 are respectively provided with adjusting holes matched with the adjusting rods 4, and one side of each adjusting rod 4 is further provided with a limiting mechanism;

stop gear comprises two

limiting plates

6, and 6 symmetries of two limiting plates set up the both sides at driven gear 23, and the top welding of limiting plate 6 is on the interior roof of die block 2, sets up the hole that the aperture is greater than screw rod 7 on the limiting plate 6, and has inlayed second sensor 61 on the lateral wall of one side of limiting plate 6, and stop gear's setting is injectd for the moving range of cooperation fixed plate 5 to regulating lever 4.

Further, guide rods 33 are welded between the inner walls of the two sides of the inside of the movable mold 3, springs are sleeved on the guide rods 33, and the top plate 32 slides on the guide rods 33 and the upper surface of the top plate is in contact with the bottom ends of the springs.

The working principle is as follows: firstly, starting the rotating motor 21 to drive the driving gear 22 to rotate so as to drive the driven gear 23 to rotate, so that the screw 7 synchronously rotates along with the driven gear 23, and under the action of thread transmission, the adjusting rods 4 on two sides slide and adjust along the screw 7 in an opposite or reverse manner, and stop when the adjusting rods are adjusted to the size position to be corrected; then, the oval tube to be corrected is placed in the middle of the two adjusting rods 4, the lifting motor 13 is started again to drive the movable die 3 to move downwards, after the oval tube moves downwards for a certain distance, the movable die 3 slides downwards continuously along the outer wall of the bottom die 2, at the moment, the bottom die 2 pushes against the top plate 32, the top plate 32 also slides upwards along the guide rod 33 under the downward movement action of the movable die 3, when the movable die 3 is contacted with the top wall of the oval tube in the downward movement process, the movable die 3 is continuously controlled to move downwards until the intersection point of the oval groove of the movable die 3 and the oval groove of the bottom die 2 is overlapped with the position of the adjusting rod 4, at the moment, the corrected oval tube is the size required to be corrected, after the correction is finished, the movable die 3 is controlled to move upwards to reset, and then the corrected oval tube is removed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The outer diameter size correcting mechanism for the oval tube comprises a fixing frame (1), a bottom die (2) and a movable die (3), wherein the bottom die (2) is fixed between the side walls of the fixing frame (1), the movable die (3) slides on the fixing frame (1) through a connecting block (31), a lifting motor (13) is connected above the movable die (3), and a controller (11) is installed on the side wall of the fixing frame (1) through screws;

the novel die block is characterized in that a groove is formed in the movable die (3), top plates (32) are elastically arranged on two sides in the groove, the movable die (3) slides between the outer wall of the bottom die (2), the inside of the bottom die (2) and the movable die (3) is of a cavity structure, fixing plates (5) are welded on two sides of the inside of the bottom die (2), a screw rod (7) is arranged between the fixing plates (5) on two sides in a rotating mode through a driven gear (23), a driving gear (22) is arranged on the bottom of the driven gear (23) in a meshed mode, the driving gear (22) is installed on a rotating motor (21), an adjusting rod (4) is arranged on two sides of the screw rod (7) through two-way screw rods in a threaded mode, and a limiting mechanism is further arranged on one side of the adjusting rod (4).

2. The mechanism for correcting the outer diameter dimension of the oval tube as claimed in claim 1, wherein the bottom die (2) and the fixed frame (1) are fixed by welding through a welding block, the connecting block (31) is welded on the side wall of the movable die (3), and the connecting block (31) slides on the fixed frame (1).

3. The mechanism for correcting the outer diameter dimension of the oval tube as claimed in claim 1, wherein the bottom die (2) and the movable die (3) are respectively provided with adjusting holes adapted to the adjusting rods (4).

4. The mechanism for correcting the outer diameter dimension of the oval tube as claimed in claim 1, wherein a first sensor (51) is embedded on one side wall of the fixing plate (5), and the screw rod (7) is connected with the fixing plate (5) through a bearing, and the bearing is embedded in the fixing plate (5).

5. The mechanism for correcting the outer diameter size of the oval tube according to claim 1, wherein the limiting mechanism is composed of two limiting plates (6), the two limiting plates (6) are symmetrically arranged on two sides of the driven gear (23), and the top ends of the limiting plates (6) are welded on the inner top wall of the bottom die (2).

6. The mechanism for correcting the outer diameter size of the oval tube as claimed in claim 5, wherein the limiting plate (6) is provided with a hole with a diameter larger than that of the screw (7), and a side wall of one side of the limiting plate (6) is embedded with a second sensor (61).

7. The mechanism as claimed in claim 1, wherein the movable mold (3) has guide rods (33) welded between its inner walls on both sides of its inner part, the guide rods (33) are sleeved with springs, and the top plate (32) slides on the guide rods (33) and its upper surface contacts the bottom ends of the springs.

8. The mechanism for correcting the outer diameter dimension of the oval tube as claimed in claim 7, wherein the top of the groove is opened with a top hole matching with the top plate (32), and the width of the groove is equal to the width of the bottom die (2).