Quenching positioning structure for metal heat treatment

Abstract

The utility model discloses a quenching positioning structure for metal heat treatment, which comprises a quenching machine, a burner body is fixedly mounted on the inner wall of the right side of the quenching machine, a fixed slide rail is fixedly mounted on the inner wall of the rear side of the center of the quenching machine, and a hydraulic cylinder is fixedly mounted at the upper end of the fixed slide rail. The lower ends of hydraulic cylinder piston rods are fixedly connected with connecting bases. A metal workpiece to be machined is placed at the conical positioning end on the cylindrical protrusion, and the hydraulic cylinder is matched with the connecting base to drive the conical-column-shaped positioning head to vertically descend under the limiting action of the fixed sliding rail and the lifting sliding block till the metal workpiece to be machined is clamped and positioned between the conical positioning end and the conical-column-shaped positioning head. The burner is simple in structure and convenient to operate, the burner body is matched with the multiple burning pipes, the annular cavity and the multiple burning holes to conduct quenching treatment on the clamped and positioned metal workpiece to be machined, the metal workpiece to be machined is heated evenly, and the quenching effect is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to metal heat treatment technical field especially relates to a quenching positioning structure for metal heat treatment. BACKGROUND

[0002] Metal heat treatment is through the change metal material surface or inside microstructure to control its performance process, metal workpiece quenching processing is a kind of heat treatment, metal workpiece is heated to critical or above temperature, and after keeping warm for a period of time, it is cooled fast with the cold speed greater than critical cooling rate, so as to carry out martensitic transformation heat treatment process.

[0003] The existing metal workpiece quenching device needs to be positioned by hand during actual use, which is time-consuming and laborious, and the uneven heating caused by hand positioning affects the quenching effect, so the quenching positioning structure for metal heat treatment is proposed to solve the above problems. UTILITY MODEL CONTENT

[0004] In view of the deficiencies and defects in the prior art, the utility model provides a quenching positioning structure for metal heat treatment to solve the technical problems that the existing metal workpiece quenching device needs to be positioned by hand during actual use, which is time-consuming and laborious, and the uneven heating caused by hand positioning affects the quenching effect.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A quenching positioning structure for metal heat treatment, comprising a quenching machine, a burner body is fixedly installed on the right side inner wall of the quenching machine, a fixed sliding rail is fixedly installed on the rear inner wall of the center position of the quenching machine, a hydraulic cylinder is fixedly installed on the upper end of the fixed sliding rail, a connecting seat is fixedly connected to the lower end of the hydraulic cylinder piston rod, a lifting slide block matched with the fixed sliding rail is slidingly connected to the fixed sliding rail, the connecting seat and the lifting slide block are fixedly connected, a tapered column type positioning head is arranged at the lower end of the connecting seat, an L-shaped bracket is fixedly connected to the left side wall of the quenching machine, an annular combustion seat is fixedly arranged on the vertical section upper end of the L-shaped bracket, a plurality of combustion pipes are communicated with the output end of the burner body, and the plurality of combustion pipes are associated with the annular combustion seat, and a positioning assembly is arranged on the bottom of the quenching machine.

[0007] Preferably, the cross section of the connecting seat is arranged in inverted T shape, and the upper end of the tapered column type positioning head is threadedly connected with the lower end of the connecting seat.

[0008] Preferably, the vertical section side wall of the L-shaped support is fixedly connected with a connecting block, the front end side wall of the connecting block is fixedly connected with an annular fixing seat, a fixing rod is arranged through the annular fixing seat, and a bolt is arranged through the annular side wall of the annular fixing seat in a threaded manner.

[0009] Preferably, the annular combustion seat is provided with an annular cavity, the plurality of combustion pipes are fixedly arranged through the inner wall of the annular cavity, the plurality of combustion pipes are arranged in a cross shape, and the annular inner wall of the annular cavity is provided with a plurality of uniformly distributed combustion holes.

[0010] Preferably, the positioning assembly comprises a mounting seat fixedly connected to the bottom of the center position of the quenching machine, a cylindrical protrusion is arranged at the upper end of the center position of the mounting seat, a tapered positioning end is arranged at the upper end of the cylindrical protrusion, and a plurality of limiting protrusions are arranged between the annular side wall of the mounting seat and the cylindrical protrusion.

[0011] Preferably, the mounting seat, the cylindrical protrusion, the tapered positioning end and the limiting protrusion are integrally formed.

[0012] Compared with the prior art, the utility model has the advantages of:

[0013] 1. The metal workpiece to be processed is placed on the tapered positioning end of the cylindrical protrusion, and the tapered positioning head is driven by the connecting seat of the hydraulic cylinder to vertically descend under the limiting action of the fixed slide rail and the lifting slide block until the metal workpiece to be processed is clamped and positioned between the tapered positioning end and the tapered positioning head, so that the positioning operation is not necessary, the structure is simple and the operation is convenient.

[0014] 2. The metal workpiece to be processed is clamped and positioned, and the quenching treatment is performed on the metal workpiece to be processed by the burner body cooperating with the plurality of combustion pipes, the annular cavity and the plurality of combustion holes, so that the metal workpiece to be processed is uniformly heated and the quenching effect is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a perspective view of the quenching positioning structure for metal heat treatment provided by the utility model;

[0016] Figure 2 It is a structure schematic view of the connecting seat, the lifting slide block and the tapered positioning head of the quenching positioning structure for metal heat treatment provided by the utility model;

[0017] Figure 3 It is a structure schematic view of the quenching positioning structure for metal heat treatment provided by the utility model; Figure 1 It is a local enlarged view of A in the middle;

[0018] Figure 4 It is a structure schematic view of the positioning assembly of the quenching positioning structure for metal heat treatment provided by the utility model.

[0019] In the figure: 1 quenching machine, 2 burner body, 3 fixed slide rail, 4 hydraulic cylinder, 5 connecting seat, 6 lifting sliding block, 7 conical column type positioning head, 8 L type support, 9 annular combustion seat, 10 combustion pipe, 11 connecting block, 12 annular fixed seat, 13 fixed rod, 14 bolt, 15 annular cavity, 16 combustion hole, 17 mounting seat, 18 cylindrical protrusion, 19 conical positioning end, 20 limiting protrusion. DETAILED DESCRIPTION

[0020] In the description of the present application, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0021] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments.

[0022] Reference Figures 1-4 A quenching positioning structure for metal heat treatment, comprising a quenching machine 1, a burner body 2 is fixedly installed on the right side inner wall of the quenching machine 1, a fixed slide rail 3 is fixedly installed on the rear inner wall of the center position of the quenching machine 1, the fixed slide rail 3 is matched with a lifting sliding block 6 to facilitate vertical lifting movement of a connecting seat 5, a hydraulic cylinder 4 is fixedly installed on the upper end of the fixed slide rail 3, the lower end of the piston rod of the hydraulic cylinder 4 is fixedly connected with the connecting seat 5, a lifting sliding block 6 matched with the fixed slide rail 3 is slidingly connected on the fixed slide rail 3, the connecting seat 5 is fixedly connected with the lifting sliding block 6, a conical column type positioning head 7 is arranged at the lower end of the connecting seat 5, the cross section of the connecting seat 5 is arranged in an inverted T shape, the upper end of the conical column type positioning head 7 is threadedly connected with the lower end of the connecting seat 5, the conical column type positioning head 7 is threadedly fixedly connected at the lower end of the connecting seat 5, and the hydraulic cylinder 4 at the upper end of the fixed slide rail 3 is started to drive the conical column type positioning head 7 to vertically descend under the limiting action of the fixed slide rail 3 and the lifting sliding block 6.

[0023] An L type support 8 is fixedly connected on the left side wall of the quenching machine 1, an annular combustion seat 9 is fixedly arranged on the upper end of the vertical section of the L type support 8, a connecting block 11 is fixedly connected on the vertical section side wall of the L type support 8, an annular fixed seat 12 is fixedly connected on the front end side wall of the connecting block 11, a fixed rod 13 is penetratingly arranged on the annular fixed seat 12, a bolt 14 is threadedly penetratingly arranged on the annular side wall of the annular fixed seat 12, the fixed rod 13 is penetratingly arranged on the annular combustion seat 9, and the fixed rod 13 is fixedly arranged after penetrating the annular fixed seat 12 and matched with the bolt 14.

[0024] The output end of the burner body 2 is in communication with a plurality of combustion pipes 10, the plurality of combustion pipes 10 are arranged in association with an annular combustion seat 9, the annular combustion seat 9 is provided with an annular cavity 15, the plurality of combustion pipes 10 are fixedly arranged through the inner wall of the annular cavity 15, the plurality of combustion pipes 10 are arranged in a cross shape, the annular inner wall of the annular cavity 15 is provided with a plurality of uniformly distributed combustion holes 16, the plurality of combustion pipes 10 are fixedly arranged on the annular combustion seat 9 and arranged in communication with the annular cavity 15, the quencher 1 is started to cooperate with the plurality of combustion pipes 10, the annular cavity 15 and the plurality of combustion holes 16 to perform quenching treatment on the clamped and positioned metal workpiece, so that the metal workpiece is uniformly heated, the quenching effect is improved, the bottom of the quencher 1 is provided with a positioning assembly, the positioning assembly comprises a mounting seat 17 fixedly connected to the bottom of the center of the quencher 1, the upper end of the center of the mounting seat 17 is provided with a cylindrical protrusion 18, the upper end of the cylindrical protrusion 18 is provided with a tapered positioning end 19, a plurality of limiting protrusions 20 are arranged between the annular side wall of the mounting seat 17 and the cylindrical protrusion 18, the mounting seat 17, the cylindrical protrusion 18, the tapered positioning end 19 and the limiting protrusions 20 are integrally formed, the mounting seat 17 and the plurality of limiting protrusions 20 can stably support the cylindrical protrusion 18 and the tapered positioning end 19, so that the metal workpiece placed on the tapered positioning end 19 can be stably clamped and positioned.

[0025] In use, the metal workpiece to be processed is placed on the tapered positioning end 19 of the cylindrical protrusion 18, the tapered columnar positioning head 7 is threadedly fixedly connected to the lower end of the connecting seat 5, the hydraulic cylinder 4 at the upper end of the fixed slide rail 3 is started to drive the tapered columnar positioning head 7 to vertically descend under the limiting action of the fixed slide rail 3 and the lifting slide block 6, until the metal workpiece to be processed is clamped and positioned between the tapered positioning end 19 of the cylindrical protrusion 18 and the tapered columnar positioning head 7, without the need for hand-held positioning operation, the structure is simple and the operation is convenient, the fixed rod 13 on the annular combustion seat 9 is fixed after penetrating the annular fixed seat 12 and cooperating with the bolt 14, the plurality of combustion pipes 10 are fixedly arranged on the annular combustion seat 9 and arranged in communication with the annular cavity 15, the quencher 1 is started to cooperate with the plurality of combustion pipes 10, the annular cavity 15 and the plurality of combustion holes 16 to perform quenching treatment on the clamped and positioned metal workpiece, so that the metal workpiece is uniformly heated and the quenching effect is improved.

[0026] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A quenching positioning structure for metal heat treatment, comprising a quenching machine (1), a burner body (2) is fixedly installed on the right side inner wall of the quenching machine (1), characterized in that, The rear inner wall of the center position of the quenching machine (1) is fixedly installed with a fixed sliding rail (3), the upper end of the fixed sliding rail (3) is fixedly installed with a hydraulic cylinder (4), the lower end of the piston rod of the hydraulic cylinder (4) is fixedly connected with a connecting seat (5), the fixed sliding rail (3) is slidably connected with a matched lifting sliding block (6), the connecting seat (5) is fixedly connected with the lifting sliding block (6), the lower end of the connecting seat (5) is provided with a tapered column type positioning head (7), the left side wall of the quenching machine (1) is fixedly connected with an L-shaped support (8), the vertical section upper end of the L-shaped support (8) is fixedly arranged with an annular combustion seat (9), the output end of the burner body (2) is communicatively provided with a plurality of combustion pipes (10), the plurality of combustion pipes (10) are associated with the annular combustion seat (9), and the bottom of the quenching machine (1) is provided with a positioning assembly.

2. The quenching positioning structure for metal heat treatment according to claim 1, characterized in that, The cross section of the connecting seat (5) is arranged in an inverted T shape, and the upper end of the tapered column type positioning head (7) is threadedly connected with the lower end of the connecting seat (5).

3. The quenching positioning structure for metal heat treatment according to claim 1, characterized in that, The vertical section side wall of the L-shaped support (8) is fixedly connected with a connecting block (11), the front end side wall of the connecting block (11) is fixedly connected with an annular fixing seat (12), the annular fixing seat (12) is throughly provided with a fixing rod (13), the annular side wall of the annular fixing seat (12) is threadedly throughly provided with a bolt (14), and the bolt (14) is abuttingly pressed against the fixing rod (13).

4. The quenching positioning structure for metal heat treatment according to claim 1, characterized in that, The annular combustion seat (9) is internally provided with an annular cavity (15), a plurality of combustion pipes (10) are fixedly and throughly arranged on the inner wall of the annular cavity (15), the plurality of combustion pipes (10) are arranged in a cross shape, and the annular inner wall of the annular cavity (15) is provided with a plurality of uniformly distributed combustion holes (16).

5. The quenching positioning structure for metal heat treatment according to claim 1, characterized in that, The positioning assembly comprises a mounting seat (17) fixedly connected to the bottom of the center position of the quenching machine (1), the upper end of the center position of the mounting seat (17) is provided with a cylindrical protrusion (18), the upper end of the cylindrical protrusion (18) is provided with a tapered positioning end (19), and a plurality of limiting protrusions (20) are arranged between the annular side wall of the mounting seat (17) and the cylindrical protrusion (18).

6. The quenching positioning structure for metal heat treatment according to claim 5, wherein The mounting seat (17), the cylindrical protrusion (18), the tapered positioning end (19) and the limiting protrusions (20) are integrally formed.

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