CN215162985U

CN215162985U - Heat treatment jig for tubular workpiece

Info

Publication number: CN215162985U
Application number: CN202121164865.3U
Authority: CN
Inventors: 吴烨
Original assignee: Zhongshan City Sunmin Metal Treatment Co ltd
Current assignee: Zhongshan City Sunmin Metal Treatment Co ltd
Priority date: 2021-05-27
Filing date: 2021-05-27
Publication date: 2021-12-14
Anticipated expiration: 2031-05-27

Abstract

The utility model discloses a tubular workpiece heat treatment tool, including carrying the work or material rest, it is provided with a plurality of confession cast work piece male support columns to carry the work or material rest to go up the interval, the upper end of support column is provided with the support frame, the support frame extends along the radial direction of support column, and can block the inner wall and the support column contact of tubulose work piece, the support frame sets up the upper end at the support column, the support frame extends along the radial direction of support column, tubular workpiece suit is on the support column, can block the inner wall and the support column contact of tubulose work piece, thereby reduce the condition emergence of the inner wall contact of tubular work piece and support column, make being heated of tubular work piece more even, can improve the heat treatment quality of tubular work piece.

Description

Heat treatment jig for tubular workpiece

Technical Field

The utility model relates to a heat treatment tool field, in particular to tubular workpiece heat treatment tool.

Background

In the prior art, when a tubular workpiece is subjected to heat treatment, a plurality of tubular workpieces are placed on a tubular workpiece heat treatment jig, then the tubular workpiece heat treatment jig is conveyed into a heat treatment furnace, and during the conveying process, the inner wall of each tubular workpiece is often contacted with the side wall of a support column for supporting the tubular workpiece, so that the heat treatment of the tubular workpiece is uneven.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a tubular workpiece heat treatment tool improves the heat treatment quality of cast work piece.

According to the utility model discloses a tubular workpiece heat treatment tool of embodiment, it includes: the supporting columns for inserting the pipe-shaped workpieces are arranged on the material loading frame at intervals, the supporting frames are arranged at the upper ends of the supporting columns, extend in the radial direction of the supporting columns and can block the inner walls of the pipe-shaped workpieces from contacting with the supporting columns.

According to the utility model discloses cast work piece heat treatment tool has following beneficial effect at least: the support frame sets up in the upper end of support column, and the radial direction of support column is extended along to the support frame, and cast work piece suit can block the inner wall and the support column contact of tubulose work piece on the support column to reduce the condition emergence of the inner wall contact of cast work piece and support column, make being heated of cast work piece more even, can improve the thermal treatment quality of cast work piece.

According to some embodiments of the invention, the support frame comprises: first stand, second stand and lock sleeve, first stand is arranged the top of second stand, the lock sleeve can be cup jointed at the upper end of support column, the confession has been seted up to the lock sleeve first breach that first stand passed and confession the second breach that the second stand passed, first breach with the second breach is the cruciform structure. The upper end of second stand pastes tightly the lower extreme of first stand, the lower extreme of second stand with the upper end contact of support column is in order to restrict first stand with the second stand is followed the removal of support column axis direction makes first stand can cross arrangement steadily the top of second stand keeps the cruciform structure.

According to some embodiments of the invention, the first upright is provided with a first limit groove corresponding to the upper edge of the first notch, the second upright is provided with a second limit groove corresponding to the upper edge of the second notch, the support assembly is further provided with a pushing structure capable of pushing the first upright close to the upper edge of the first notch and the second upright close to the upper edge of the second notch. Under the pushing and pressing effect of the pushing and pressing structure, the upper edge of the first notch is inserted into the first limiting groove, the upper edge of the second notch is inserted into the second limiting groove, the outer side wall of the locking sleeve is in contact with the first limiting groove and the side wall of the second limiting groove, so that the first stand column and the second stand column are limited to move relative to the locking sleeve along the radial direction of the locking sleeve, the first stand column and the second stand column can be fixed relatively under the condition that the first stand column and the second stand column are fixedly connected through welding, the first stand column and the second stand column can be replaced mutually in different lengths, tubular workpieces with different pipe diameters can be adapted, and the universality of the tubular workpiece heat treatment jig is improved.

According to some embodiments of the utility model, the upper end of support column is provided with first threaded connection portion, the locking is sheathe in to correspond be provided with the first screw hole that first threaded connection portion connects, first screw hole is located the lower extreme of lock sleeve, first screw hole runs through the lower extreme of lock sleeve makes when the lock sleeve locks the upper end of support column can with the contact of second stand, be convenient for the lock sleeve is fixed the upper end of support column.

According to the utility model discloses a some embodiments, be provided with a plurality of confessions on the supporting seat the second threaded connection portion that the support column is connected is convenient for change the cast work piece of different length and carries out thermal treatment, is favorable to improving the commonality of cast work piece thermal treatment tool, is convenient for the installation of support column.

According to the utility model discloses a some embodiments, cast work piece heat treatment tool still include coupling assembling and can support carry the supporting seat of work or material rest, coupling assembling connects carry the work or material rest to reach the supporting seat, the supporting seat can reduce carry the work or material rest to take place because of the condition that bears a plurality of cast work pieces flagging deformation, coupling assembling makes carry the work or material rest to reach the supporting seat constitutes a whole, is convenient for cast work piece heat treatment tool's transport is carried.

According to the utility model discloses a few embodiments, coupling assembling carry the work or material rest and the supporting seat is for dismantling the connection, is convenient for carry the work or material rest to tear out alone, make things convenient for personnel to be in insert cast work piece on the support column.

According to the utility model discloses a few embodiments, coupling assembling includes the connecting rod, the connecting rod bottom is provided with the support dog, the supporting seat reaches be provided with the confession on carrying the work or material rest the connecting rod passes and restricts the through-hole that the support dog passed through, it can restrict to support the dog the supporting seat is followed connecting rod bottom landing, the supporting seat reaches carry the work or material rest to pass in proper order the connecting rod, be convenient for carry the dismantlement or the equipment of work or material rest.

According to the utility model discloses a some embodiments, be provided with the location arch on the base, be provided with on the supporting seat with the protruding storage tank that corresponds in location, the location arch is through welded fastening on the base, the location arch inserts in the storage tank, with the restriction the supporting seat is relative the base removes.

According to some embodiments of the utility model, the upper end of connecting rod can be dismantled and be provided with the hoist, the upper end of connecting rod dispose can with the third threaded connection portion that the hoist is connected, the hoist with the connecting rod passes through threaded connection, can realize the quick assembly disassembly of hoist is convenient for load frame pack into and take out.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic structural view of a heat treatment jig for a tubular workpiece according to an embodiment of the present invention;

FIG. 2 is an exploded view of a jig for heat treatment of a tubular workpiece according to an embodiment of the present invention;

FIG. 3 is a schematic structural view of a supporting seat according to an embodiment of the present invention;

FIG. 4 is a schematic structural view of a support assembly according to an embodiment of the present invention;

FIG. 5 is an exploded view of a support assembly according to an embodiment of the present invention;

fig. 6 is a schematic structural view of a locking sleeve according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a support column according to an embodiment of the present invention.

Reference numerals:

the support device comprises a material loading frame 100, a containing groove 110, a second threaded connection portion 120, a through hole 130, a support assembly 200, a support column 210, a first threaded connection portion 211, a second threaded hole 212, a support frame 220, a first upright post 230, a first limiting groove 231, a second upright post 240, a second limiting groove 241, a locking sleeve 250, a first notch 251, a second notch 252, a first threaded hole 253, a pushing structure 260, a connecting assembly 300, a connecting rod 310, a third threaded connection portion 311, a support stop 320, a lifting appliance 330, a support seat 400 and a positioning protrusion 410.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

As shown in fig. 1, according to the utility model discloses a cast workpiece heat treatment tool, including carrying work or material rest 100, carry work or material rest 100 to go up the interval and be provided with a plurality of confession cast work piece male support columns 210, the upper end of support column 210 is provided with support frame 220, and support frame 220 follows the radial direction of support column 210 extends to can block the inner wall and the support column 210 contact of tubulose work piece (in the figure), support frame 220 can with the inner wall contact of cast work piece, reduce the condition emergence of the lower extreme contact of cast work piece and support column 210, make the cast work piece be heated more even, can improve the heat treatment quality of cast work piece.

Specifically, support frame 220 sets up in the upper end of support column 210, and support frame 220 extends along support column 210's radial direction, and cast work piece suit can block the inner wall and the contact of support column 210 of tubulose work piece on support column 210 to reduce the condition emergence of cast work piece and the inner wall contact of support column 210, make being heated of cast work piece more even, can improve the heat treatment quality of cast work piece.

As shown in fig. 4 and 5, in some embodiments of the present invention, the supporting frame 220 includes: first stand 230, second stand 240 and lock sleeve 250, first stand 230 is criss-cross to be arranged in the top of second stand 240, and lock sleeve 250 can the suit in the upper end of support column 210, and lock sleeve 250 offers the first breach 251 that supplies first stand 230 to pass and the second breach 252 that supplies second stand 240 to pass, and first breach 251 and second breach 252 are the cruciform structure.

Specifically, the locking sleeve 250 is sleeved on the upper end of the supporting column 210, the first upright column 230 and the second upright column 240 are arranged in a crossed manner, the first upright column 230 passes through the first notch 251, the second upright column 240 passes through the second notch 252, the upper portion of the second upright column 240 is attached to the lower portion of the first upright column 230, and the lower portion of the second upright column 240 is in contact with the upper end of the supporting column 210 to limit the movement of the first upright column 230 and the second upright column 240 along the axial direction of the supporting column, so that the first upright column 230 can be stably arranged above the second upright column 240 in a crossed manner, and a cross-shaped structure is maintained.

It is understood that the supporting frame 220 may also be a Y-shaped structure, which can block the inner wall of the tubular workpiece from contacting the supporting column 210, and will not be described in detail herein.

As shown in fig. 4 and 5, in some embodiments of the present invention, the first upright 230 is configured with a first limiting groove 231 corresponding to the upper edge of the first notch 251, the second upright 240 is configured with a second limiting groove 241 corresponding to the upper edge of the second notch 252, and the supporting assembly 200 is further configured with a pushing structure 260 capable of pushing the upper edge of the first upright 230 close to the first notch 251 and the upper edge of the second upright 240 close to the second notch 252.

Specifically, under the pushing action of the pushing structure 260, the upper edge of the first notch 251 is inserted into the first limiting groove 231, and the outer side wall of the locking sleeve 250 is in contact with the side wall of the first limiting groove 231, so that the relative movement of the first upright 230 and the locking sleeve 250 along the radial direction of the locking sleeve 250 is limited; similarly, the upper edge of the second notch 252 is inserted into the second limiting groove 241, the outer side wall of the locking sleeve 250 contacts with the side wall of the second limiting groove 241, so as to limit the radial relative movement of the second upright post 240 and the locking sleeve 250 along the locking sleeve 250, so that the first upright post 230 and the second upright post 240 can be relatively fixed without being fixedly connected by welding, and the first upright post 230 and the second upright post 240 with different lengths can be replaced with each other to adapt to tubular workpieces with different pipe diameters, thereby improving the universality of the tubular workpiece heat treatment jig.

Of course, in a specific implementation process, the first upright 230, the second upright 240 and the supporting column 210 may be fixed by directly welding or screwing the first upright 230 and the second upright 240 to form a cross-shaped structure, which is not described in detail herein.

As shown in fig. 5 and 6, in some embodiments of the present invention, the upper end of the supporting column 210 is provided with a first threaded connection portion 211, and the locking sleeve 250 is correspondingly provided with a first threaded hole 253 connected with the first threaded connection portion 211, so that the locking sleeve 250 is fixed at the upper end of the supporting column 210.

Specifically, the lower extreme of lock sleeve 250 is provided with first screw hole 253, first screw hole 253 runs through the lower extreme of lock sleeve 250, the upper end correspondence of support column 210 is provided with first screw thread post 232, the upper end of support column 210 can contact with second stand 240 when making lock sleeve 250 lock, the lock sleeve 250 of being convenient for is fixed in the upper end of support column 210, when changing first stand 230 and the second stand 240 of different length, only need partial unscrewing lock sleeve 250 alright take out and change first stand 230 and second stand 240, make things convenient for personnel to operate.

Of course, in the specific implementation, the locking sleeve 250 can also be fixed on the supporting column 210 in a snap-fit manner, which is not described in detail herein.

As shown in fig. 3 and 7, in some embodiments of the present invention, the material loading rack 100 is provided with a plurality of second threaded connection portions 120 for the support columns 210 to connect, so as to facilitate the installation of the support columns 210.

Specifically, the lower end of the supporting column 210 is provided with a second threaded hole 120, the material loading frame 100 is provided with a plurality of second threaded connection portions 120 for screwing the second threaded holes 212, and the second threaded connection portions 120 are of a columnar structure, so that the supporting column 210 can be conveniently installed.

In addition, the supporting column 210 is connected with the material loading frame 100 through threads, so that tubular workpieces with different lengths can be replaced conveniently for heat treatment, and the universality of the tubular workpieces can be improved.

It should be noted that the supporting column 210 and the material loading rack 100 may also be screwed by the way that the second threaded connection portion 120 is disposed on the supporting column 210 and the second threaded hole 212 is disposed on the material loading rack 100, which is not described in detail herein.

As shown in fig. 1 and 2, in some embodiments of the present invention, the fixture for heat treatment of tubular workpieces further includes a connecting assembly 300 and a supporting seat 400 capable of supporting the material loading frame 100, the connecting assembly 300 connects the material loading frame 100 and the supporting seat 400, the supporting seat 400 can reduce the occurrence of sagging deformation of the material loading frame 100 due to the material loading frame, and the connecting assembly 300 makes the material loading frame 100 and the supporting seat 400 form a whole body, so as to facilitate the transportation and transportation of the fixture for heat treatment of tubular workpieces.

As shown in fig. 2, in some embodiments of the present invention, the connecting assembly 300, the material loading frame 100 and the supporting seat 400 are detachably connected, so that the material loading frame 100 can be detached independently, and a person can insert a tubular workpiece into the supporting column 210 conveniently.

As shown in fig. 2, in some embodiments of the present invention, the connecting assembly 300 includes a connecting rod 310, a supporting block 320 is disposed at the bottom of the connecting rod 310, a through hole 130 is disposed on the supporting seat 400 and the material loading frame 100 for the connecting rod 310 to pass through and limiting the supporting block 320, the supporting block 320 can limit the supporting seat 400 to slide down from the bottom of the connecting rod 310, the supporting seat 400 and the material loading frame 100 sequentially pass through the connecting rod 310, and the material loading frame 100 is convenient to disassemble or assemble.

As shown in fig. 2 and 3, in some embodiments of the present invention, the supporting seat 400 is provided with a positioning protrusion 410, and the material loading frame 100 is provided with a receiving groove 110 corresponding to the positioning protrusion 410 to limit the material loading frame 100 from moving relative to the supporting seat 400.

Specifically, a plurality of positioning protrusions 410 are disposed at the connection portion of the supporting seat 400 and the material loading frame 100, the positioning protrusions 410 are fixed on the supporting seat 400 by welding, and the positioning protrusions 410 are inserted into the receiving grooves 110 to limit the movement of the material loading frame 100 relative to the supporting seat 400.

As shown in fig. 1 and 2, in some embodiments of the present invention, the upper end of the connecting rod 310 can be detachably provided with the lifting device 330, the upper end of the connecting rod 310 is provided with the third threaded connection portion 311 capable of being connected with the lifting device 330, the lifting device 330 and the connecting rod 310 are connected by threads, so that the lifting device 330 can be quickly disassembled and assembled, and the loading frame 100 can be conveniently loaded and unloaded.

Of course, in the embodiment, the hanger 330 and the connecting rod 310 can be connected by a cross bar penetrating the hanger 330 and the connecting rod 310, which is not described in detail herein.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The present embodiment has been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above-described embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit.

Claims

1. A jig for heat treatment of a tubular workpiece, comprising:

the supporting device comprises a material loading frame (100), wherein a plurality of supporting assemblies (200) for pipe type workpieces to be inserted are arranged on the material loading frame (100) at intervals, each supporting assembly (200) comprises a supporting column (210) connected with the material loading frame (100) and a supporting frame (220) arranged at the upper end of the corresponding supporting column (210), and the supporting frames (220) extend along the radial direction of the corresponding supporting columns (210) and can block the inner walls of the pipe type workpieces from contacting with the corresponding supporting columns (210).

2. The pipe-shaped workpiece heat treatment jig according to claim 1, wherein the support frame (220) comprises:

a first upright (230);

a second upright (240), the first upright (230) disposed above the second upright (240);

the locking sleeve (250) can be sleeved at the upper end of the supporting column (210), a first notch (251) for the first upright column (230) to pass through and a second notch (252) for the second upright column (240) to pass through are formed in the locking sleeve (250), and the first notch (251) and the second notch (252) are of a cross structure.

3. The pipe-shaped workpiece heat treatment jig of claim 2,

the first upright post (230) is provided with a first limit groove (231) corresponding to the upper edge of the first notch (251), the second upright post (240) is provided with a second limit groove (241) corresponding to the upper edge of the second notch (252), and the support assembly (200) is further provided with a pushing structure (260) capable of pushing the upper edge of the first upright post (230) close to the first notch (251) and the upper edge of the second upright post (240) close to the second notch (252).

4. The pipe-shaped workpiece heat treatment jig of claim 3,

the pushing structure (260) comprises a first threaded connecting portion (211) arranged at the upper end of the supporting column (210), and a first threaded hole (253) connected with the first threaded connecting portion (211) is correspondingly arranged on the locking sleeve (250).

5. The pipe-shaped workpiece heat treatment jig of claim 1,

the material loading frame (100) is provided with a plurality of second threaded connection parts (120) for the support columns (210) to connect.

6. The pipe-shaped workpiece heat treatment jig of claim 1, further comprising:

a connection assembly (300);

the supporting seat (400), the supporting seat (400) can support the material loading frame (100), and the connecting assembly (300) is connected with the material loading frame (100) and the supporting seat (400).

7. The pipe-shaped workpiece heat treatment jig of claim 6,

the connecting assembly (300), the material loading frame (100) and the supporting seat (400) are detachably connected.

8. The pipe-shaped workpiece heat treatment jig of claim 6,

the connecting assembly (300) comprises a connecting rod (310), a supporting stop block (320) is arranged at the bottom of the connecting rod (310), and a through hole (130) for the connecting rod (310) to penetrate through and limit the supporting stop block (320) is formed in the supporting seat (400) and the material loading frame (100).

9. The pipe-shaped workpiece heat treatment jig of claim 6,

the supporting seat (400) is provided with a positioning bulge (410), and the material loading frame (100) is provided with a containing groove (110) corresponding to the positioning bulge (410).

10. The pipe-shaped workpiece heat treatment jig of claim 8,

the upper end of connecting rod (310) can be dismantled and be provided with hoist (330), the upper end of connecting rod (310) dispose can with third threaded connection portion (311) that hoist (330) are connected.