Tempering device for die steel processing heat treatment

Abstract

The utility model discloses a tempering device for die steel processing heat treatment, which comprises a tempering box, a distance adjusting component is arranged in the tempering box, an upper mounting frame and a lower mounting frame are arranged in the tempering box through the distance adjusting component, and heating wires are fixedly arranged in the upper mounting frame and the lower mounting frame. And a movable placement assembly is arranged on the upper side wall of the tempering box. The distance adjusting assembly drives the upper mounting frame and the lower mounting frame to move, so that the upper mounting frame and the lower mounting frame drive the heating wire to move, when the upper mounting frame moves downwards, the lower mounting frame gets close to the die steel, and when the upper mounting frame moves upwards, the lower mounting frame gets away from the die steel, and therefore the position of the heating wire is adjusted according to the specification of the die steel; a proper distance is kept between the heating wire and the die steel, uneven heating of the die steel caused by too short distance is avoided, and slow rising of the surface temperature of the die steel caused by too long distance is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to die steel tempering technical field, especially a die steel processing heat treatment is used tempering device. BACKGROUND

[0002] Die steel is used to manufacture cold punch mould, hot forging mould, die casting mould and the steel grade of mould. Mould is the main processing tool of the manufacture spare part in the industrial department such as machinery manufacturing, wireless radio instrument, motor, electric appliance. The quality of mould directly influences the quality of pressure processing technology, the precision yield and production cost of product, and the quality and service life of mould are mainly influenced by mould material and heat treatment except relying on reasonable structure design and processing precision, because the cooling speed of steel surface and heart is different in the quenching process of die steel, and the organization transformation is uneven, leading to the stress in the interior, the existence of internal stress can make the dimensional stability of die steel worse, therefore need to temper die steel, relieve the internal stress of die steel through tempering, improve the dimensional stability of die steel.

[0003] And the die steel needs to use the tempering device to temper, the existing tempering device usually adopts the electric heating element to heat and temper the die steel, but the installation position of the electric heating element of the tempering device is mostly fixed, when the specification of die steel has diversification, when the specification of die steel is larger, the distance between the electric heating element and die steel is too close, the surface of die steel can be too concentrated because of the local heat radiation of the electric heating element and the temperature is too high, leading to the formation of larger temperature gradient between the surface and the interior of die steel, causing uneven heating, when the specification of die steel is smaller, the distance between die steel and electric heating element is too far, when the heat of electric heating element is transferred to the surface of die steel, there is larger heat loss, the surface temperature of die steel rises slowly, based on the above problems, the present application provides a kind of die steel processing heat treatment is used tempering device. UTILITY MODEL CONTENTS

[0004] In view of the defects of the prior art, the utility model provides a kind of die steel processing heat treatment is used tempering device for solving the problems in the background art.

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

[0006] A kind of die steel processing heat treatment is used tempering device, including tempering box, the distance adjusting assembly is arranged in the tempering box, the upper installation frame and the lower installation frame are arranged in the tempering box by distance adjusting assembly, heating wire is fixedly arranged in the upper installation frame and the lower installation frame, movable placing assembly is arranged on the upper side wall of the tempering box, limit board is fixedly arranged on the left and right side walls of the tempering box, box door is slidably arranged in the limit board, the rear side of the box door is overlapped with the front side of the tempering box, lifting assembly is arranged on the top of the tempering box.

[0007] Preferably, the distance adjusting assembly comprises a hydraulic push rod and a moving plate, the hydraulic push rod is fixedly installed on the top of the tempering box, the moving plate is fixedly installed on the rear side of the upper mounting frame, the output end of the hydraulic push rod is fixedly provided with an inverted U-shaped plate, the upper mounting frame is fixedly installed on the bottom of the inverted U-shaped plate, the top of the inverted U-shaped plate is fixedly provided with a guide rod, the guide rod is slidingly arranged in the tempering box, the rear side of the moving plate is fixedly provided with a toothed plate, the surface of the toothed plate is engagedly provided with a gear, the inside of the gear is fixedly provided with a rotating screw, the rotating screw is rotatably arranged in the tempering box, the surface of the rotating screw is threadedly provided with a sleeve, the sleeve is fixedly installed on the rear side of the lower mounting frame, the lower side of the rotating screw is provided with a guide column, the guide column is fixedly installed in the tempering box, and the surface of the guide column is slidingly provided with a guide sleeve.

[0008] Preferably, the movable placing assembly comprises a sliding rail, the sliding rail is fixedly installed on the lower side wall of the tempering box, and the surface of the sliding rail is slidingly provided with a sliding sleeve.

[0009] Preferably, the lifting assembly comprises a mounting vertical plate fixedly installed on the top of the tempering box, a servo motor fixedly arranged on the right side of the mounting vertical plate, a rotating shaft fixedly arranged on the output end of the servo motor, a winding and unwinding wheel fixedly arranged on the surface of the rotating shaft, a rope wound on the surface of the winding and unwinding wheel, one end of the rope fixedly connected with the winding and unwinding wheel, the other end of the rope fixedly connected with the top of the door, a guide wheel lapped on the surface of the rope, a mounting shaft fixedly arranged in the guide wheel, a fixed plate rotatably arranged on the end of the mounting shaft, and the fixed plate fixedly installed on the front side of the mounting vertical plate.

[0010] Preferably, the number of the sleeves and the guide sleeves is two, the two sleeves and the two guide sleeves are symmetrically distributed, and the gear is fixedly installed on the middle of the rotating screw.

[0011] Preferably, the number of the winding and unwinding wheels and the ropes is two, the two winding and unwinding wheels and the two ropes are symmetrically distributed, and the rope is a steel rope.

[0012] Preferably, the left and right sides of the door are both provided with a connecting groove, and the limiting plate is slidingly connected with the connecting groove.

[0013] Compared with the prior art, the mould steel processing heat treatment tempering device has the beneficial effects that when the mould steel is heated and tempered, the upper mounting frame and the lower mounting frame are moved by the distance adjusting assembly, the heating wires are moved by the upper mounting frame and the lower mounting frame, when the upper mounting frame moves downward, the lower mounting frame approaches the mould steel, and when the upper mounting frame moves upward, the lower mounting frame moves away from the mould steel, so that the position of the heating wires is adjusted according to the specification of the mould steel, the heating wires maintain a proper distance from the mould steel, the mould steel is prevented from being unevenly heated due to the too close distance, and the surface temperature of the mould steel is prevented from rising slowly due to the too far distance. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 The utility model discloses a structure is equal to the map;

[0015] Figure 2 The utility model discloses a tempering box internal structure schematic view;

[0016] Figure 3 The utility model discloses a distance adjusting assembly structure schematic view;

[0017] Figure 4 The utility model discloses a movable placing assembly structure schematic view;

[0018] Figure 5 The utility model discloses a lifting assembly structure schematic view.

[0019] In the drawing: 1, tempering box, 2, hydraulic push rod, 3, guide rod, 4, inverted U-shaped plate, 5, moving plate, 6, toothed plate, 7, gear, 8, rotating screw, 9, screw sleeve, 10, guide sleeve, 11, guide column, 12, upper mounting frame, 13, lower mounting frame, 14, heating wire, 15, slide rail, 16, slide sleeve, 17, placing plate, 18, limit plate, 19, box door, 20, mounting vertical plate, 21, servo motor, 22, rotating shaft, 23, folding wheel, 24, rope, 25, guide wheel, 26, fixed plate, 27, mounting shaft. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative labor fall within the protection scope of the utility model.

[0021] REFERENCE Figures 1-5The utility model provides a kind of tempering device for die steel processing heat treatment, including tempering box 1, distance adjusting assembly is provided inside tempering box 1, and distance adjusting assembly is provided with upper installation frame 12 and lower installation frame 13 inside tempering box 1, heating wire 14 is fixedly arranged in the inside of upper installation frame 12 and lower installation frame 13, movable placing assembly is provided on the upper side wall of tempering box 1, limiting plate 18 is fixedly arranged on the left and right side walls of tempering box 1, box door 19 is slidably arranged in limiting plate 18, connecting groove is formed in the left and right sides of box door 19, limiting plate 18 and connecting groove are slidably connected, to facilitate the limiting of limiting plate 18 to box door 19, prevent the gap between box door 19 and tempering box 1 during tempering too large, box door 19 rear side and tempering box 1 front side are overlapped, lifting assembly is provided on the top of tempering box 1, distance adjusting assembly includes hydraulic push rod 2 and moving plate 5, hydraulic push rod 2 is fixedly installed on the top of tempering box 1, moving plate 5 is fixedly installed on the rear side of upper installation frame 12, inverted U-shaped plate 4 is fixedly arranged in the output end of hydraulic push rod 2, upper installation frame 12 is fixedly installed on the bottom of inverted U-shaped plate 4, guide rod 3 is fixedly arranged on the top of inverted U-shaped plate 4, guide rod 3 is slidably arranged in the inside of tempering box 1, gear plate 6 is fixedly arranged on the rear side of moving plate 5, gear 7 is meshingly arranged on the surface of gear plate 6, rotating screw 8 is fixedly arranged in the inside of gear 7, rotating screw 8 is rotatably arranged in the inside of tempering box 1, screw sleeve 9 is threadedly arranged on the surface of rotating screw 8, screw sleeve 9 is fixedly installed on the rear side of lower installation frame 13, guide column 11 is fixedly installed in the inside of tempering box 1, guide sleeve 10 is slidably arranged on the surface of guide column 11, the number of screw sleeve 9 and guide sleeve 10 is two, and two screw sleeves 9 and two guide sleeves 10 are symmetrically distributed, gear 7 is fixedly installed in the middle of rotating screw 8, guide sleeve 10 is fixedly installed on the rear side of lower installation frame 13, inverted U-shaped plate 4 is driven to move by upper installation frame 12 by hydraulic push rod 2, and inverted U-shaped plate 4 is guided by guide rod 3, gear plate 6 is moved by moving plate 5 by upper installation frame 12, so that gear plate 6 drives gear 7 to drive rotating screw 8 to rotate, so that screw sleeve 9 drives lower installation frame 13 to move, and lower installation frame 13 is guided by guide sleeve 10 and guide column 11, so that upper installation frame 12 and lower installation frame 13 drive heating wire 14 to move, so that the position of heating wire 14 is adjusted according to the specification of die steel, so that heating wire 14 and die steel maintain appropriate distance, avoid that the distance between heating wire 14 and die steel is too close or too far to affect tempering.

[0022] Specific, mobile placement assembly includes slide rail 15, slide rail 15 is fixedly installed in the lower side wall of the annealing box 1, the surface of the slide rail 15 is slidably provided with a slide sleeve 16, the top of the slide sleeve 16 is fixedly provided with a placement plate 17, pulling the placement plate 17 drives the slide sleeve 16 to slide on the surface of the slide rail 15 to the front side, so that the placement plate 17 moves to the opening of the annealing box 1, the mold steel to be annealed is placed on the top of the placement plate 17, and then the placement plate 17 drives the slide sleeve 16 to slide on the surface of the slide rail 15 to the rear side, so that the placement plate 17 drives the mold steel into the inside of the annealing box 1, thereby facilitating the placement of the mold steel in the inside of the annealing box 1.

[0023] Specific, the lifting assembly includes a mounting vertical plate 20 fixedly installed at the top of the annealing box 1, a servo motor 21 fixedly provided on the right side of the mounting vertical plate 20, a rotating shaft 22 fixedly provided on the output end of the servo motor 21, a retractable wheel 23 fixedly provided on the surface of the rotating shaft 22, and a rope 24 wound on the surface of the retractable wheel 23. The number of the retractable wheel 23 and the rope 24 is two, and the two retractable wheels 23 and the two ropes 24 are symmetrically distributed. The rope 24 is a steel rope, and the tension of the box door 19 can be shared by the two ropes 24, thereby reducing the risk of breaking of the rope 24. One end of the rope 24 is fixed to the retractable wheel 23, and the other end of the rope 24 is fixed to the top of the box door 19. A guide wheel 25 is lapped on the surface of the rope 24, a mounting shaft 27 is fixedly provided in the guide wheel 25, and a fixed plate 26 is rotatably provided on the end of the mounting shaft 27. The fixed plate 26 is fixedly installed on the front side of the mounting vertical plate 20. The rotating shaft 22 is driven to rotate by the servo motor 21, the retractable wheel 23 is driven to wind the rope 24, and the rope 24 is guided and limited by the guide wheel 25, so that the rope 24 drives the box door 19 to slide upward on the surface of the limiting plate 18, thereby opening the box door 19. The mold steel can be placed. When the placement of the mold steel is completed, the servo motor 21 drives the rotating shaft 22 to drive the retractable wheel 23 to unwind the rope 24, so that the box door 19 slides downward on the surface of the limiting plate 18, and the box door 19 seals the opening of the annealing box 1, thereby automatically controlling the opening and closing of the box door 19, and making the annealing device more convenient and fast to use.

[0024] The mold steel processing heat treatment annealing device is connected with 220V mains, and the main control unit can be a computer or other known device for control.

[0025] In use: according to the specification of the tempering die steel, the output end is driven by the hydraulic push rod 2 to drive the inverted U-shaped plate 4 to move, and the inverted U-shaped plate 4 is guided by the guide rod 3 to drive the inverted U-shaped plate 4 to move, so that the inverted U-shaped plate 4 drives the upper mounting frame 12 to move, so that the upper mounting frame 12 drives the heating wire 14 in it to move, and at the same time the upper mounting frame 12 drives the gear plate 6 to move through the moving plate 5, so that the gear plate 6 drives the gear 7 to drive the rotating screw 8 to rotate, so that the rotating screw 8 drives the nut 9 to move, and the lower mounting frame 13 is driven by the nut 9 to move, and the guide sleeve 10 is driven by the lower mounting frame 13 to slide on the surface of the guide column 11, so that the lower mounting frame 13 drives the heating wire 14 in it to move, when the specification of the die steel is small, the upper mounting frame 12 and the lower mounting frame 13 drive the heating wire 14 to approach the die steel, when the specification of the die steel is large, the upper mounting frame 12 and the lower mounting frame 13 drive the heating wire 14 to move away from the die steel, so that the heating wire 14 and the die steel maintain a proper distance, and the die steel is heated and tempered by the heating wire 14.

[0026] It should be noted that, in the present text, relational terms such as first and second and the like can only be used to distinguish one entity or operation from another entity or operation, without necessarily requiring or implying there is any such actual relationship or order between these entities or operations. Moreover, the terms "comprises", "comprising" or any other variant thereof are intended to cover non-exclusive inclusions, so that a process, method, article or apparatus including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such a process, method, article or apparatus.

[0027] Although the embodiments of the present application have been shown and described, it is understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A tempering apparatus for heat treatment of mold steel, comprising a tempering chamber (1), characterized in that, The tempering box (1) is equipped with a distance adjustment component. The tempering box (1) is equipped with an upper mounting frame (12) and a lower mounting frame (13) through the distance adjustment component. A heating wire (14) is fixedly installed inside the upper mounting frame (12) and the lower mounting frame (13). A movable placement component is provided on the upper side wall of the tempering box (1). Limiting plates (18) are fixedly installed on the left and right side walls of the tempering box (1). A box door (19) is slidably installed on the limiting plate (18). The rear side of the box door (19) overlaps with the front side of the tempering box (1). A lifting component is provided on the top of the tempering box (1).

2. The tempering device for heat treatment of mold steel processing according to claim 1, characterized in that, The distance adjustment assembly includes a hydraulic push rod (2) and a moving plate (5). The hydraulic push rod (2) is fixedly installed on the top of the tempering chamber (1). The moving plate (5) is fixedly installed on the rear side of the upper mounting frame (12). An inverted U-shaped plate (4) is fixedly provided at the output end of the hydraulic push rod (2). The upper mounting frame (12) is fixedly installed at the bottom of the inverted U-shaped plate (4). A guide rod (3) is fixedly provided at the top of the inverted U-shaped plate (4). The guide rod (3) is slidably disposed inside the tempering chamber (1). A toothed plate (6) is fixedly provided on the rear side of the moving plate (5). The toothed plate (6) has a surface... A gear (7) is provided for surface meshing, and a rotating screw (8) is fixedly provided inside the gear (7). The rotating screw (8) is rotatably provided inside the tempering box (1). A threaded sleeve (9) is provided on the surface of the rotating screw (8). The threaded sleeve (9) is fixedly installed on the rear side of the lower mounting frame (13). A guide post (11) is provided below the rotating screw (8). The guide post (11) is fixedly installed inside the tempering box (1). A guide sleeve (10) is slidably provided on the surface of the guide post (11). The guide sleeve (10) is fixedly installed on the rear side of the lower mounting frame (13).

3. The tempering device for heat treatment of mold steel processing according to claim 1, characterized in that, The movable placement assembly includes a slide rail (15), which is fixedly installed on the lower side wall of the tempering box (1). A sliding sleeve (16) is slidably disposed on the surface of the slide rail (15), and a placement plate (17) is fixedly disposed on the top of the sliding sleeve (16).

4. The tempering device for heat treatment of mold steel processing according to claim 1, characterized in that, The lifting assembly includes a mounting plate (20) fixedly installed on the top of the tempering box (1). A servo motor (21) is fixedly installed on the right side of the mounting plate (20). A rotating shaft (22) is fixedly installed at the output end of the servo motor (21). A take-up and release wheel (23) is fixedly installed on the surface of the rotating shaft (22). A rope (24) is wound around the surface of the take-up and release wheel (23). One end of the rope (24) is fixed to the take-up and release wheel (23), and the other end of the rope (24) is fixed to the top of the box door (19). A guide wheel (25) is overlapped on the surface of the rope (24). An installation shaft (27) is fixedly installed inside the guide wheel (25). A fixing plate (26) is rotatably installed at the end of the installation shaft (27). The fixing plate (26) is fixedly installed on the front side of the mounting plate (20).

5. A tempering device for heat treatment of mold steel processing according to claim 2, characterized in that, The number of the threaded sleeve (9) and the guide sleeve (10) are both two, and the two threaded sleeves (9) and the two guide sleeves (10) are symmetrically distributed. The gear (7) is fixedly installed in the middle of the rotating screw (8).

6. A tempering apparatus for heat treatment of mold steel processing according to claim 4, characterized in that, The number of the take-up and release wheels (23) and the ropes (24) are both two, and the two take-up and release wheels (23) and the two ropes (24) are symmetrically distributed. The ropes (24) are steel ropes.

7. A tempering device for heat treatment of mold steel processing according to claim 1, characterized in that, The box door (19) has connecting grooves on both the left and right sides, and the limiting plate (18) is slidably connected to the connecting grooves.

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