Heat treatment equipment for metal parts

Abstract

The utility model discloses heat treatment equipment for a metal piece, which comprises an inner heating chamber made of a heat-resistant material, a metal piece placed in the inner heating chamber, a heating pipe arranged at the bottom end of the inner heating chamber, and an extraction opening arranged at the front end of the inner heating chamber; the front end of the outer-end machine body is provided with an air extraction opening, the front end of the air extraction opening of the outer-end machine body is provided with a sealing partition plate, a vacuum air extraction pipe is communicated between the outer-end machine body and the air extraction opening of the inner heating chamber, and the interior of the vacuum air extraction pipe is fixedly connected with a vacuum air extraction pump. And the outer end machine body is arranged outside the inner heating chamber, and the heating motor and the heating pipe are arranged at the bottom end of the inner heating chamber, so that heat waste in the heating process is prevented, and the safety is improved by using a double-layer structure.

Description

Technical Field

[0001] The utility model relates to the technical field of metal piece processing, in particular to a heat treatment device for metal pieces. Background Art

[0002] In industrial production, some metal parts need to be heat treated before processing. In order to facilitate the heat treatment of metal parts, a metal parts heat treatment equipment is usually used to improve the heating effect and efficiency of the metal parts.

[0003] In general, heat treatment equipment for metal parts is used to place metal parts in a heating chamber, which is made of heat-resistant materials, and use a heating device to heat the metal parts inside. However, this type of heat treatment equipment has a single-layer structure, directly heats the inside, and is not convenient for vacuum treatment. The Chinese patent discloses a heat treatment equipment for metal workpieces with application number "CN202010758558.1", including a furnace body and a furnace door, the furnace body is in the shape of a rectangular parallelepiped, one side of the furnace body is provided with an opening, the furnace door is installed on the side of the furnace body provided with the opening, a heating device is provided in the furnace body, an auxiliary mechanism is provided on the side of the furnace body away from the opening, an alarm mechanism is provided on the top of the furnace body, the auxiliary mechanism includes a fixed tube, a movable disk, a first spring and two auxiliary components, the auxiliary components include a connecting line, a fixed pulley, a limit block, a second spring, a movable rod, a first circular hole and a second circular hole, the alarm mechanism includes a fixed box, a lifting plate, an alarm whistle, a heat conducting rod and two connecting components, the heat treatment equipment for metal workpieces improves safety through the auxiliary mechanism, not only that, but also realizes the function of high temperature alarm through the alarm mechanism. However, this structure does not solve the vacuum exhaust treatment of the single-layer structure. Utility Model Content

[0004] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide a heat treatment device for metal parts. By arranging an outer end body outside the inner heating chamber and arranging a heating motor and a heating tube at the bottom of the inner heating chamber, heat waste during the heating process is prevented and the double-layer structure is used to improve safety. By arranging a vacuum exhaust pipe and a vacuum exhaust pump at the exhaust port between the outer end body and the inner heating chamber, the inner heating chamber is vacuum-treated to prevent the metal from reacting with the internal air during the heating process and reducing the quality of the metal parts. By arranging a supporting bottom plate at the bottom of the outer end body and arranging friction lines at the bottom of the supporting bottom plate, the stability of the outer end body is improved.

[0005] The utility model also provides a heat treatment device for metal parts, comprising: an inner heating chamber, the inner heating chamber is made of heat-resistant material, metal parts are placed inside the inner heating chamber, a heating pipe is arranged at the bottom of the inner heating chamber, and a suction port is arranged at the front end of the inner heating chamber; an outer end body, a suction port is arranged at the front end of the outer end body, a sealing partition is arranged at the front end of the suction port of the outer end body, a vacuum suction pipe is connected between the outer end body and the suction port of the inner heating chamber, and a vacuum suction pump is fixedly connected inside the vacuum suction pipe. By arranging the outer end body outside the inner heating chamber and arranging the heating motor and the heating pipe at the bottom of the inner heating chamber, heat waste is prevented during the heating process, and the double-layer structure is used to improve safety.

[0006] According to the heat treatment equipment for metal parts described in the utility model, the heating tube is fixedly connected to the upper end of the outer end body, and both ends of the heating tube are connected to heating interfaces.

[0007] According to the heat treatment equipment for metal parts described in the utility model, the heating interface is connected to a heating motor, and the side end of the heating motor is connected to a power supply interface.

[0008] According to the heat treatment equipment for metal parts described in the utility model, the top of the inner heating chamber is fixedly connected with an inner sealing cover, and the top of the outer end body is fixedly connected with an outer sealing cover.

[0009] According to the heat treatment equipment for metal parts described in the utility model, the bottom end of the outer end body is fixedly connected to a supporting base plate by installing bolts, and the bottom end of the supporting base plate is provided with anti-friction patterns.

[0010] According to the heat treatment equipment for metal parts described in the utility model, the output end of the vacuum pump is fixedly connected to a fan support transmission rod, and the output end of the fan support transmission rod is rotatably connected to a rotating shaft.

[0011] According to the heat treatment equipment for metal parts described in the utility model, the outer end of the rotating shaft is fixedly connected with a fan blade, and the fan blade is a heat-resistant structure.

[0012] According to the heat treatment equipment for metal parts described in the utility model, a front end sealing cover is provided at the front end of the vacuum exhaust pipe. After the exhaust work is completed, the front end sealing cover is closed to prevent air from entering.

[0013] Beneficial Effects

[0014] 1. Compared with the prior art, the heat treatment equipment for metal parts arranges an outer end body outside the inner heating chamber, and arranges a heating motor and a heating tube at the bottom of the inner heating chamber, so as to prevent heat waste during the heating process and improve safety by using a double-layer structure.

[0015] 2. Compared with the prior art, this heat treatment equipment for metal parts performs vacuum treatment on the inner heating chamber by setting a vacuum exhaust pipe and a vacuum exhaust pump at the exhaust port between the outer end body and the inner heating chamber, thereby preventing the metal from reacting with the internal air during the heating process and reducing the quality of the metal parts.

[0016] 3. Compared with the prior art, the heat treatment equipment for metal parts improves the stability of the outer end body by arranging a supporting bottom plate at the bottom end of the outer end body and arranging friction lines at the bottom end of the supporting bottom plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0018] Figure 1 It is a structural diagram of the entire utility model;

[0019] Figure 2 It is a structural diagram of the cross section of the utility model;

[0020] Figure 3 It is a structural diagram of the interior of the utility model;

[0021] Figure 4 This is a structural diagram of the utility model from a bottom-up perspective.

[0022] Legend:

[0023] 1. Outer sealing cover; 2. Outer end body; 3. Vacuum exhaust pipe; 4. Front end sealing cover; 5. Support base plate; 6. Inner sealing cover; 7. Heating tube; 8. Inner heating chamber; 9. Heating interface; 10. Heating motor; 11. Power interface; 12. Fan blades; 13. Rotating shaft; 14. Fan support transmission rod; 15. Vacuum exhaust pump; 16. Mounting bolts. DETAILED DESCRIPTION

[0024] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0025] refer to Figure 1-4The heat treatment equipment for metal parts of this embodiment includes: an inner heating chamber 8, the inner heating chamber 8 is made of heat-resistant material, metal parts are placed inside the inner heating chamber 8, and a heating tube 7 is arranged at the bottom of the inner heating chamber 8 to achieve heat treatment of the metal parts in the inner heating chamber 8. An air suction port is arranged at the front end of the inner heating chamber 8; the heating tube 7 is fixedly connected to the upper end of the outer end body 2, and the two ends of the heating tube 7 are connected to heating interfaces 9. The heating interface 9 is connected to a heating motor 10, and the side end of the heating motor 10 is connected to a power supply interface 11. An inner sealing cover 6 is fixedly connected to the top of the inner heating chamber 8, and an outer sealing cover 1 is fixedly connected to the top of the outer end body 2. It is achieved to prevent heat leakage and waste during the heating process.

[0026] The outer body 2 prevents heat leakage and improves the safety of the equipment. An exhaust port is provided at the front end of the outer body 2, and a sealing partition is provided at the front end of the exhaust port of the outer body 2. A vacuum exhaust pipe 3 is connected between the outer body 2 and the exhaust port of the inner heating chamber 8, and a vacuum exhaust pump 15 is fixedly connected inside the vacuum exhaust pipe 3. The inner heating chamber 8 is vacuum-exhausted. The bottom end of the outer body 2 is fixedly connected to the support base plate 5 by mounting bolts 16, and the bottom end of the support base plate 5 is provided with anti-friction patterns. The output end of the vacuum exhaust pump 15 is fixedly connected to the fan support transmission rod 14, and the output end of the fan support transmission rod 14 is rotatably connected to the rotating shaft 13. The outer end of the rotating shaft 13 is fixedly connected to the fan blade 12, and the fan blade 12 is a heat-resistant structure. A front sealing cover 4 is provided at the front end of the vacuum exhaust pipe 3. After the vacuum treatment is completed, air leakage is prevented.

[0027] Working principle: When using the equipment, open the outer sealing cover 1 and the inner sealing cover 6, place the metal parts in the inner heating chamber 8, then close the outer sealing cover 1 and the inner sealing cover 6, and then connect the vacuum exhaust pipe 3 to the air pipe between the inner heating chamber 8 and the outer end body 2 to achieve vacuum treatment of the inner heating chamber 8.

[0028] Then start the vacuum pump 15 to complete the vacuum treatment of the inner heating chamber 8, then close the front sealing cover 4, then remove the vacuum exhaust pipe 3, and close the sealing cover at the front end of the air pipe between the inner heating chamber 8 and the outer end body 2.

[0029] Finally, the heating motor 10 is started, the heating tube 7 is started, and the heat treatment of the metal parts in the inner heating chamber 8 is completed.

[0030] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A heat treatment equipment for metal parts, characterized in that: include: An internal heating chamber (8), wherein the internal heating chamber (8) is made of heat-resistant material, a metal part is placed inside the internal heating chamber (8), a heating tube (7) is arranged at the bottom end of the internal heating chamber (8), and an air extraction port is arranged at the front end of the internal heating chamber (8); An outer machine body (2), wherein a vacuum port is disposed at the front end of the outer machine body (2), a sealing partition is disposed at the front end of the vacuum port of the outer machine body (2), a vacuum vacuum pipe (3) is connected between the outer machine body (2) and the vacuum port of the inner heating chamber (8), and a vacuum vacuum pump (15) is fixedly connected inside the vacuum vacuum pipe (3).

2. A heat treatment equipment for metal parts according to claim 1, characterized in that: The heating tube (7) is fixedly connected to the upper end of the outer end machine body (2), and both ends of the heating tube (7) are connected to heating interfaces (9).

3. A heat treatment equipment for metal parts according to claim 2, characterized in that: The heating interface (9) is connected to a heating motor (10), and the side end of the heating motor (10) is connected to a power interface (11).

4. The heat treatment equipment for metal parts according to claim 1, characterized in that: The top end of the inner heating chamber (8) is fixedly connected to an inner sealing cover (6), and the top end of the outer end machine body (2) is fixedly connected to an outer sealing cover (1).

5. The heat treatment equipment for metal parts according to claim 1, characterized in that: The bottom end of the outer end body (2) is fixedly connected to a supporting base plate (5) via mounting bolts (16), and the bottom end of the supporting base plate (5) is provided with anti-friction patterns.

6. The heat treatment equipment for metal parts according to claim 1, characterized in that: The output end of the vacuum pump (15) is fixedly connected to a fan support transmission rod (14), and the output end of the fan support transmission rod (14) is rotatably connected to a rotating shaft (13).

7. The heat treatment equipment for metal parts according to claim 6, characterized in that: The outer end of the rotating shaft (13) is fixedly connected with a fan blade (12), and the fan blade (12) is a heat-resistant structure.

8. The heat treatment equipment for metal parts according to claim 1, characterized in that: A front end sealing cover (4) is provided at the front end of the vacuum exhaust pipe (3).

Images