CN215279255U

CN215279255U - Portable corrector

Info

Publication number: CN215279255U
Application number: CN202121252236.6U
Authority: CN
Inventors: 吴峰; 喻高旗; 吴超; 张博林; 王竞业
Original assignee: AVIC Aerospace Life Support Industries Ltd
Current assignee: AVIC Aerospace Life Support Industries Ltd
Priority date: 2021-06-04
Filing date: 2021-06-04
Publication date: 2021-12-24
Anticipated expiration: 2031-06-04

Abstract

The utility model provides a portable corrector, including turning handle, drive bevel gear, driven bevel gear, fixing base, spacing seat, threaded connection rod, left side support cover, right side support cover. The rotating handle is connected with the fixing seat and the driving bevel gear, the threaded connecting rod is connected with the left supporting sleeve, the right supporting sleeve and the driven bevel gear, the driven bevel gear is fixedly connected with the threaded connecting rod and is fixed in the inner groove of the fixing seat through the limiting seat, the limiting seat is connected with the threaded connecting rod through the fixing pin, and meanwhile, the left supporting sleeve and the right supporting sleeve on the threaded connecting rod are connected with the supporting hole of the fixing seat through flat keys, so that the left supporting seat and the right supporting seat can only transversely stretch out and draw back and cannot rotate. The utility model provides a welding and heat treatment back two plate body inner chambers's deformation correction difficult problem, reached the quick correction of narrow and small inner chamber size between the plate body, correction quality and efficiency can improve, have solved complicated technical problem with simple structure.

Description

Portable corrector

Technical Field

The utility model relates to a correcting unit of welded structure plate body inner chamber deformation specifically is a portable corrector.

Background

The plate assembly is used as a fixing seat and a protective shell of some power mechanisms, the size of an inner cavity with high precision is often needed, particularly, a plate body structure is welded, after welding and heat treatment, the plate deforms, and the size of the inner cavity cannot meet the design requirement. In order to reach the required size precision of design, need rectify two plate body inner chamber sizes, two plate body inner chamber size grow then can be through the light correction in the plate body outside, and two plate body inner chamber sizes diminish then need inside to prop tightly and proofread the shape, and when two plate body inner chamber basic dimension were less than 50mm, inside propped and rectifies the degree of difficulty increase. In the prior art, measures such as taking a round bar with a length slightly larger than the basic size of an inner cavity, plugging the round bar into the deformed inner cavity for expansion and the like are taken.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: the portable corrector has the advantages of small structure, easy operation, convenient assembly and disassembly, and capability of quickly correcting the size of the inner cavity between the plate bodies and meeting the requirement on the size precision of the inner cavities of the two plate bodies after welding and heat treatment.

The utility model provides a technical scheme that its technical problem adopted is:

the invention has the advantages and beneficial effects that: a portable corrector comprises a rotating handle, a fixed seat, a left support sleeve, a driving bevel gear, a driven bevel gear, a fixed pin, a right support sleeve, a threaded connecting rod, a flat key and a limiting seat, wherein one end of the rotating handle is a free end, and the other end of the rotating handle is connected with a driving bevel gear to drive the driving bevel gear to rotate; the fixed seat is of a double-lug structure and comprises a base end and double-lug ends, the base end is provided with a vertical hole for connecting the rotating handle with the driving bevel gear, and the double-lug ends are respectively provided with a supporting hole; the screw thread connecting rod both ends set up the external screw thread, make driven bevel gear and spacing seat lie in between the fixing base ears after passing driven bevel gear and spacing seat, and driven bevel gear is connected with fixed key on the screw thread connecting rod, and spacing seat passes through the fixed pin with the screw thread connecting rod to be connected, and left branch on the screw thread connecting rod supports the cover, right branch and supports the cover and pass through parallel key and fixing base support hole threaded connection, makes left branch support cover and right branch support cover only carry out lateral shifting, can not rotate.

In the above scheme, the rotating handle is a shaft neck structure connected with the shaft neck of the fixed seat. The corrector also comprises an anti-dropping pin, and the anti-dropping pin is used for limiting the rotating handle at the neck part, so that the rotating handle can be easily rotated and cannot be separated from the fixed seat when being rotated.

In the scheme, the two ends of the threaded connecting rod are both provided with the left threads and the right threads with the same length and size.

In the above scheme, the driving bevel gear is engaged with the driven bevel gear, so that the driving bevel gear drives the driven bevel gear to rotate around the threaded connecting rod.

In the above scheme, the telescopic lengths of the left support sleeve and the right support sleeve are determined by the rotation and length of the threaded connecting rod and the left support sleeve and the right support sleeve. The corrector also comprises sleeve pads, wherein the sleeve pads are respectively arranged at the end parts of the left support sleeve and the right support sleeve and used for size adjustment of the corrector as required.

In the above scheme, the left support sleeve and the right support sleeve are provided with threaded holes, the thickness of the sleeve pad is in various specifications, and the sleeve pad with the required thickness is selected and installed in the threaded holes of the left support sleeve and the right support sleeve according to actual requirements. The rotating handle is provided with a rib which drives the driving bevel gear to rotate.

The portable corrector drives the threaded connecting rod to rotate by rotating the rotating hand, so that the left and right supporting sleeves on the threaded connecting rod generate relative displacement, and move inwards or outwards simultaneously through the left and right supporting sleeves, thereby achieving the purposes of conveniently stretching into the inner cavity of the plate body to achieve tightening correction and easily disassembling. The beneficial effects of the utility model are that, solved the deformation correction difficult problem of welding and two plate body inner chambers behind the thermal treatment, reached the quick correction of narrow and small inner chamber size between the plate body, correction quality and efficiency can improve, have solved complicated problem by simple structure.

Drawings

Fig. 1 is a schematic view of the overall structure of the portable corrector of the present invention.

Fig. 2 is a schematic structural view of the portable corrector with the pad added.

Fig. 3 is a schematic bottom view of fig. 1 according to the present invention.

In the figure: 1-rotating handle, 2-fixing seat, 3-left supporting sleeve, 4-driving bevel gear, 5-driven bevel gear, 6-fixing pin, 7-anti-drop pin, 8-right supporting sleeve, 9-threaded connecting rod, 10-flat key, 11-limiting seat and 12-sleeve pad.

Detailed Description

The patent of the utility model discloses a portable corrector, including turning handle 1, fixing base 2, left branch strut cover 3, drive bevel gear 4, driven bevel gear 5, fixed pin 6, anticreep round pin 7, right branch strut cover 8, threaded connection rod 9, parallel key 10, spacing seat 11, cover pad 12. The rotating handle 1 is connected with the fixing seat 2 and the driving bevel gear 3, the rotating handle 1 is connected with the fixing seat 2 through a shaft neck, and is limited by the anti-drop pin 7, so that the rotating handle 1 can be easily rotated and prevented from dropping from the fixing seat 2. Threaded connection rod 9, the same left side of its both ends all processing length size, right side screw thread, threaded connection rod 9 connects left side and supports cover 3, right side supports cover 8 and driven bevel gear 5, driven bevel gear 5 is connected with the last fixed key of threaded connection rod 9, and fix between 2 ears of fixing base by spacing seat 11, spacing seat 11 leans on fixed pin 7 to be connected with threaded connection rod 9, threaded connection rod 9 goes up left side and supports cover 3 simultaneously, right side supports cover 8 and is connected through parallel key 10 and fixing base support hole, make left side, right side supporting seat can only transversely stretch out and draw back, can not rotate. The driving bevel gear 4 is driven to rotate by rotating the rotating handle 1, the driving bevel gear 4 drives the driven bevel gear 5 fixed on the threaded connecting rod 9 to rotate simultaneously, and the left support sleeve 3 and the right support sleeve 8 which are connected to the threaded connecting rod 9 by virtue of threads cannot rotate along the threaded connecting rod 9 and can only move transversely along the axial direction of the threaded connecting rod 9; when the turning handle 1 is rotated clockwise, the left support sleeve 3 and the right support sleeve 8 both move to the outside, and when the turning handle 1 is rotated counterclockwise, the left support sleeve 3 and the right support sleeve 8 both move to the inside. The left support sleeve 3 and the right support sleeve 8 move to the inner side for a proper distance, the distance between two end faces of the left support sleeve 3 and the right support sleeve 8 is reduced, the corrector of the plate body stretches into the part to be corrected, the left support sleeve 3 and the right support sleeve 8 move to the outer side for a proper distance, the distance between two end faces of the left support sleeve 3 and the right support sleeve 8 is increased, and the function of easily correcting the inner cavity of the plate body can be achieved.

The utility model discloses the optional carbon steel material preparation of using of portable corrector, its size scope of rectifying is confirmed with length by the screw thread connecting rod 9 and the revolving of left branch brace cover 3 and right branch brace cover 8, and when the structure was in the biggest screw thread and revolved with length, for the minimum correction size that this corrector can reach, the structure was in the minimum screw thread and revolves with length when, for the maximum correction size that this corrector can reach. In order to increase the application range of the corrector, the portable corrector can be solved by adding a sleeve pad 12 with a certain size at the end parts of the left support sleeve 3 and the right support sleeve 8.

In order to facilitate understanding of the technical solution of the present invention, the present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1, the rotating handle 1 is connected with the fixed seat 2 and the driving bevel gear 4, the rotating handle 1 is connected with the fixed seat 2 through a shaft neck, and is limited by the anti-drop pin 7, so that the rotating handle can be easily rotated and cannot be separated from the fixed seat when being rotated. The left and right threads with the same length and size are machined at two ends of the threaded connecting rod 9, the threaded connecting rod 9 is connected with the left supporting sleeve 3, the right supporting sleeve 8 and the driven bevel gear 5, the driven bevel gear 5 is fixedly connected with the threaded connecting rod and is fixed in an inner groove of the fixing seat 2 through the limiting seat 11, the limiting seat 11 is connected with the threaded connecting rod 9 through the fixing pin 6, meanwhile, the left supporting sleeve 3 and the right supporting sleeve 8 on the threaded connecting rod 9 are connected with the supporting hole of the fixing seat through the flat key 10, and therefore the left and right supporting seats can only move transversely and cannot rotate. The portable corrector can be made of carbon steel materials, and the telescopic lengths of the left support sleeve 3 and the right support sleeve 8 are determined by the rotating length and the length of the threaded connecting rod 9 and the left support sleeve and the right support sleeve.

As shown in FIG. 2, in order to increase the range of use of the corrector, pad pads 12 having a certain thickness dimension are added to the ends of the left and right support sleeves of the portable corrector. The cushion 12 can be processed to have a plurality of specifications such as thickness 1mm, 2mm …, and the cushion 12 with required thickness is selected according to actual requirements to be installed in the threaded holes of the left and right support sleeves.

The portable corrector drives a driving bevel gear 4 to rotate by rotating a rotating handle 1, the driving bevel gear 4 drives a driven bevel gear 5 fixed on a threaded connecting rod 9 to rotate simultaneously, and the threaded connecting rod rotates to enable a left support sleeve and a right support sleeve to move transversely along the axial direction of the threaded connecting rod; as shown in fig. 3, when the turning handle is rotated clockwise (direction a), both the left and right support sleeves move to the outside, and when the turning handle is rotated counterclockwise (direction B), both the left and right support sleeves move to the inside. The left and right support sleeves move to the inner side for a proper distance, the linear distances of the two end faces of the left and right support sleeves are reduced, the corrector can stretch into a part to be corrected, the left and right support sleeves move to the outer side for a proper distance, and the linear distances of the two end faces of the left and right support sleeves are increased, so that the inner cavity of the plate body can be corrected easily.

The portable corrector can correct the deformation inner cavities of the two plate bodies, also can pre-brace the easily deformable inner cavities or the easily contracted parts of other welding structures before welding, achieves the purpose of correcting in advance, and has wide application range and good application prospect.

It should be understood that modifications and changes to those skilled in the art can be made in the light of the above teachings and shall fall within the purview of the appended claims.

Claims

1. A portable corrector is characterized by comprising a rotating handle (1), a fixed seat (2), a left support sleeve (3), a driving bevel gear (4), a driven bevel gear (5), a fixed pin (6), a right support sleeve (8), a threaded connecting rod (9), a flat key (10) and a limiting seat (11), wherein one end of the rotating handle (1) is a free end, and the other end of the rotating handle is connected with the driving bevel gear (4) to drive the driving bevel gear (4) to rotate; the fixing seat (2) is of a double-lug structure and comprises a base end and double-lug ends, wherein the base end is provided with a vertical hole for connecting the rotating handle (1) with the driving bevel gear (4), and the double-lug ends are respectively provided with a supporting hole; screw thread connecting rod (9) both ends set up the external screw thread, pass driven bevel gear (5) and spacing seat (11) back messenger driven bevel gear (5) and spacing seat (11) and be located between fixing base (2) ears, driven bevel gear (5) are connected with fixed key on screw thread connecting rod (9), spacing seat (11) are connected through fixed pin (6) with screw thread connecting rod (9), left side on screw thread connecting rod (9) supports cover (3), right side supports cover (8) and passes through parallel key (10) and fixing base support hole threaded connection, make left side support cover (3) and right side support cover (8) only carry out lateral shifting.

2. A portable corrector as claimed in claim 1, characterized in that said rotating handle (1) is journalled in a fixed seat.

3. The portable corrector according to claim 2, characterized in that it further comprises a separation-preventing pin (7), said separation-preventing pin (7) limiting the position of said rotating handle (1) on the neck, so that said rotating handle (1) can be easily rotated without separating from the fixed base.

4. A portable corrector as claimed in claim 1, characterized in that both ends of said threaded rod (9) are threaded with a left thread and a right thread of the same length.

5. The portable corrector according to claim 1, wherein the drive bevel gear (4) is engaged with the driven bevel gear (5) so that the drive bevel gear (4) drives the driven bevel gear (5) to rotate around the threaded connecting rod (9).

6. A portable corrector as claimed in claim 1, characterized in that the telescopic length of said left (3) and right (8) support sleeves is determined by the rotation and length of said threaded rod (9) and said left (3) and right (8) support sleeves.

7. A portable corrector as claimed in claim 1, characterized in that it further comprises sleeve pads (12), said sleeve pads (12) being mounted at the ends of said left (3) and right (8) support sleeves, respectively, for the desired size adjustment of the corrector.

8. The portable corrector according to claim 7, characterized in that the left support sleeve (3) and the right support sleeve (8) are provided with threaded holes, the thickness of the sleeve pad (12) is of various specifications, and the sleeve pad (12) with the required thickness is selected according to actual requirements and installed in the threaded holes of the left support sleeve (3) and the right support sleeve (8).

9. A portable corrector as claimed in claim 2, characterized in that said turning handle (1) is provided with ribs for turning said bevel drive gear (4).