Gear quenching machine capable of being heated uniformly

Abstract

The utility model relates to the technical field of quenching machines, in particular to a gear quenching machine capable of being uniformly heated. The device comprises a base, a first installation supporting plate and a second installation supporting plate are installed at the two ends of the upper portion of the base respectively, a gear rotating installation structure is installed on the first installation supporting plate, a heat insulation cover is arranged on the side, opposite to the first installation supporting plate, of the second installation supporting plate, and an induction heating coil is arranged outside the heat insulation cover. A driving structure for driving the heat insulation cover is arranged on the other side of the second mounting support plate, and movable heat insulation assemblies matched with the heat insulation cover are arranged at the position, close to the second mounting support plate, in the heat insulation cover and in the gear rotating mounting structure correspondingly. The heat insulation plate II is matched with the heat insulation plate I and the heat insulation cover for heat insulation; according to the device, aluminum oxide materials are used for heat insulation, heat insulation can be efficiently achieved, and meanwhile induction heating is not affected; according to the device, a plurality of gears are heated at the same time through the gear hanging rods; the low-speed motor is used for driving the gear hanging rod to rotate, the gear is driven to rotate, and it is guaranteed that the gear can be evenly heated.

Description

TECHNICAL FIELD

[0001] The utility model relates to quenching machine technical field, concretely relates to a gear quenching machine that can be heated evenly. BACKGROUND

[0002] Quenching refers to the use of high-frequency current to heat the workpiece surface locally, cooling, obtaining surface hardening layer heat treatment method, this method only to workpiece certain depth surface strengthening, and the heart basically keeps the organization and performance before processing, thus can obtain high strength, high wear resistance and high toughness comprehensive, and because it is local heating, so can significantly reduce quenching deformation, reduce energy consumption, just because high-frequency quenching has the above characteristics, thus is widely used in the mechanical processing industry.

[0003] The existing quenching machine uses a spiral induction coil, when heating the workpiece, due to uneven magnetic field distribution, it will cause uneven heating of the workpiece, causing the workpiece surface hardness difference, affecting product quality; In the heating process, the flowing air will absorb the heat of the heated workpiece surface, so that the heating efficiency is reduced, and the emitted heat will affect the surrounding workers. UTILITARIAN CONTENT

[0004] The utility model discloses a gear quenching machine that can be heated evenly, which solves the above-mentioned defects.

[0005] To achieve the above object, the utility model adopts the following technical scheme: it contains the base, and the two end positions of the base top are respectively installed with installation support board no. 1 and installation support board no. 2, the installation support board no. 1 is installed with gear rotation installation structure, the opposite side of installation support board no. 2 with installation support board no. 1 is equipped with the heat shield of cylinder, the outside of heat shield is equipped with induction heating coil, the other side of installation support board no. 2 is equipped with the drive structure of drive heat shield, and the position close to installation support board no. 2 in heat shield and gear rotation installation structure are equipped with movable heat insulation components matched with heat shield respectively.

[0006] Preferably, the gear rotation installation structure contains a low-speed motor arranged on the side of the installation support plate no. 1 away from the installation support plate no. 2, and the drive shaft of the low-speed motor penetrates the installation support plate no. 1 and is connected with a gear hanging rod.

[0007] Preferably, the driving structure comprises a fixed plate connected to the second mounting plate by a plurality of fixing rods, the fixed plate is provided with a driving motor on the side away from the second mounting plate, a threaded rod is arranged between the fixed plate and the second mounting plate, the rotating shaft of the driving motor penetrates the fixed plate and is connected to one end of the threaded rod, the other end of the threaded rod is connected to the second mounting plate through a bearing seat; a plurality of movable holes are formed in the second mounting plate, a sliding rod is slidingly arranged in each movable hole, a pushing plate is threadedly arranged on the threaded rod, one end of each sliding rod is connected to the pushing plate, and the other end of the sliding rod is connected to a driving plate, and the front side of the driving plate is connected to the heat shield through a plurality of connecting rods.

[0008] Preferably, the movable heat insulation assembly comprises a heat insulation plate one connected between the gear hanging rod and the driving shaft of the low-speed motor, the front side of the driving plate is connected with a heat insulation plate two through a base bearing, the heat insulation plate one and the heat insulation plate two are circular plates with the same shape, the heat insulation plate two matches the mounting axis line of the heat shield, and a gap is left between the outer edge of the heat insulation plate two and the inner edge of the heat shield.

[0009] Preferably, the heat shield, the heat insulation plate one and the heat insulation plate two are all made of alumina ceramic material.

[0010] Preferably, the surface of the gear hanging rod is provided with anti-skid lines.

[0011] After the above structure is adopted, the beneficial effects of the present application are as follows:

[0012] The device can drive the heat insulation plate two to move while driving the heat shield to move forward, so that the relative position of the heat insulation plate two and the heat shield is kept unchanged, thereby the heat insulation plate two can cooperate with the heat insulation plate one and the heat shield to perform heat insulation and reduce heat dissipation.

[0013] The device can efficiently perform heat insulation by using alumina material, and meanwhile, the induction heating is not affected.

[0014] The device is provided with the gear hanging rod, so that a plurality of gears can be heated at the same time, and the practicability is high.

[0015] The device drives the gear hanging rod to rotate by using the low-speed motor, so that the gears can be uniformly heated. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 is a front side structure schematic view of the present application;

[0017] Figure 2 is a rear side structure schematic view of the present application;

[0018] Figure 3 is a main structure schematic view of the driving structure in the present application;

[0019] Figure 4 Figure 1 is a structural schematic diagram of the gear hanging rod in the utility model.

[0020] Mark explanation:

[0021] 1, base; 2, mounting support plate one; 3, mounting support plate two; 4, heat insulation plate one; 5, gear hanging rod; 6, low-speed motor; 7, heat shield; 8, induction heating coil; 9, fixed rod; 10, fixed plate; 11, drive motor; 12, advancing plate; 13, threaded rod; 14, sliding rod; 15, drive plate; 16, base bearing; 17, heat insulation plate two; 18, connecting rod. Specific implementation

[0022] 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. Obviously, 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 other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0023] Referring to Figures 1-2 It contains base 1, and mounting support plate one 2 and mounting support plate two 3 are respectively installed at both ends of the upper side of base 1, gear rotating installation structure is installed on mounting support plate one 2, heat shield 7 in the shape of a cylinder is arranged on the side opposite to mounting support plate one 2 of mounting support plate two 3, induction heating coil 8 is arranged on the outside of heat shield 7, drive structure for driving heat shield 7 is arranged on the other side of mounting support plate two 3, movable heat insulation assembly matched with heat shield 7 is respectively arranged in the position close to mounting support plate two 3 in heat shield 7 and in gear rotating installation structure.

[0024] Referring to Figures 1-4 The drive structure contains fixed plate 10 connected to mounting support plate two 3 through several fixed rods 9, drive motor 11 is arranged on the side of fixed plate 10 away from mounting support plate two 3, threaded rod 13 is arranged between fixed plate 10 and mounting support plate two 3, the rotating shaft of drive motor 11 is connected to one end of threaded rod 13 after penetrating through fixed plate 10, the other end of threaded rod 13 is connected to mounting support plate two 3 through bearing seat; several movable holes are formed in mounting support plate two 3, sliding rod 14 is slidingly installed in each movable hole, advancing plate 12 is installed on threaded rod 13 through screw thread, one end of each sliding rod 14 is connected to advancing plate 12, the other end of sliding rod 14 is connected with drive plate 15, and the front side of drive plate 15 is connected to heat shield 7 through several connecting rods 18.

[0025] As an optimization scheme of the utility model, through drive motor 11 drive screw rod 13 rotation, utilize screw drive propulsion plate 12, and then through sliding rod 14 drive plate 15 moves, drive plate 15 pushes heat shield 7 and induction heating coil 8 forward or is retreated.

[0026] Referring to Figures 1-4 As shown in the figure, the gear rotation mounting structure includes a low-speed motor 6 arranged on one side of the mounting plate 1 2 away from the mounting plate 2 3, the drive shaft of the low-speed motor 6 penetrates the mounting plate 1 2 and is connected with a gear hanging rod 5, the surface of the gear hanging rod 5 is provided with anti-skid lines; the movable heat insulation assembly includes a heat insulation plate 1 4 connected between the gear hanging rod 5 and the drive shaft of the low-speed motor 6, the front side of the drive plate 15 is connected with a heat insulation plate 2 1 7 through a base bearing 1 6, the heat insulation plate 1 4 and the heat insulation plate 2 1 7 are circular plates with the same shape, the heat insulation plate 2 1 7 matches the mounting axis line of the heat shield 7, and a gap is left between the outer edge of the heat insulation plate 2 1 7 and the inner edge of the heat shield 7; the heat shield 7, the heat insulation plate 1 4 and the heat insulation plate 2 1 7 are all made of aluminum oxide ceramic material.

[0027] As an optimization scheme of the utility model, the gear is conveniently hung by the gear hanging rod 5, and then the gear hanging rod 5 is driven to rotate by the low-speed motor 6, so that the gear rotates during the heating process, the heating of each angle of the gear is uniform, and the anti-skid lines can enhance the friction force of the surface of the gear hanging rod 5 to prevent the gear from slipping during rotation; after the drive structure drives the heat shield 7 to approach the mounting plate 1 2, the gear hanging rod 5 gradually enters the heat shield 7, and then the top end of the gear hanging rod 5 contacts the heat insulation plate 2 1 7, and the heat insulation plate 1 4 enters the heat shield 7, so that the heat insulation plate 1 4 and the heat insulation plate 2 1 7 can be matched with the heat shield 7 at both ends to perform heat insulation.

[0028] The use process of the utility model is as follows:

[0029] First, the induction heating coil 8 is connected to the high-frequency induction heating power supply, the device is powered on, the gear to be quenched is hung on the gear hanging rod 5 in turn, then the drive motor 11 is started, the driving plate 15 is driven, the heat shield 7, the induction heating coil 8 and the second heat insulation plate 17 are moved forward at the same time, the second heat insulation plate 17 generates pressure with the gear hanging rod 5, then the drive motor 11 is closed, the high-frequency heating is started, and the low-speed motor 6 is started, the gear is rotated uniformly through the gear hanging rod 5, so that the heating is uniform, the first heat insulation plate 4 and the second heat insulation plate 17 can cooperate with the heat shield 7 to insulate heat and reduce energy loss, the gap is left between the first heat insulation plate 4, the second heat insulation plate 17 and the heat shield 7, and the rotation of the first heat insulation plate 4 and the second heat insulation plate 17 will not affect the heat shield 7.

[0030] It should be understood that the above specific embodiments of the present application are only used for illustrative or explanatory purposes of the principles of the present application, and do not constitute a limitation of the present application. Therefore, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present application shall be included in the protection scope of the present application. In addition, the appended claims of the present application are intended to cover all changes and modifications falling within the scope and boundary of the appended claims, or the equivalent forms of such scope and boundary.

Claims

1. A gear quenching machine that can be heated uniformly, comprising a base (1), characterized in that: The base (1) is provided with a mounting plate one (2) and a mounting plate two (3) at the two ends of the top of the base (1), the mounting plate one (2) is provided with a gear rotating mounting structure, the mounting plate two (3) is provided with a cylindrical heat shield (7) on the side opposite to the mounting plate one (2), the heat shield (7) is provided with an induction heating coil (8) on the outside of the heat shield (7), the mounting plate two (3) is provided with a driving structure for driving the heat shield (7), the heat shield (7) is provided with a movable heat insulation assembly matching the heat shield (7) near the position of the mounting plate two (3) and in the gear rotating mounting structure; The gear rotating mounting structure comprises a low-speed motor (6) provided on the side of the mounting plate one (2) away from the mounting plate two (3), and a gear hanging rod (5) connected to the driving shaft of the low-speed motor (6) after penetrating through the mounting plate one (2). The driving structure comprises a fixed plate (10) connected to the mounting plate two (3) by a plurality of fixed rods (9), a driving motor (11) provided on the side of the fixed plate (10) away from the mounting plate two (3), a threaded rod (13) provided between the fixed plate (10) and the mounting plate two (3), a shaft of the driving motor (11) connected to one end of the threaded rod (13) after penetrating through the fixed plate (10), and the other end of the threaded rod (13) connected to the mounting plate two (3) through a bearing seat; a plurality of movable holes are formed in the mounting plate two (3), a sliding rod (14) is slidably installed in each movable hole, a pushing plate (12) is threadedly installed on the threaded rod (13), one end of each sliding rod (14) is connected to the pushing plate (12), and the other end of the sliding rod (14) is connected to a driving plate (15), and the front side of the driving plate (15) is connected to the heat shield (7) through a plurality of connecting rods (18).

2. The gear quenching machine according to claim 1, wherein: The movable heat insulation assembly comprises a heat insulation plate one (4) connected between the gear hanging rod (5) and the driving shaft of the low-speed motor (6), and the front side of the driving plate (15) is connected to a heat insulation plate two (17) through a base bearing (16), the heat insulation plate one (4) and the heat insulation plate two (17) are circular plates with the same shape, the heat insulation plate two (17) matches the mounting axis of the heat shield (7), and a gap is left between the outer edge of the heat insulation plate two (17) and the inner edge of the heat shield (7).

3. The gear quenching machine according to claim 2, wherein: The heat shield (7), the heat insulation plate one (4) and the heat insulation plate two (17) are all made of aluminum oxide ceramic material.

4. The gear quenching machine according to claim 3, wherein: The surface of the gear hanging rod (5) is provided with anti-skid lines.

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