Low-temperature carburizing furnace

Abstract

The utility model relates to the technical field of carburizing furnaces, and discloses a low-temperature carburizing furnace which comprises a main body mechanism and a supporting and placing mechanism, the supporting and placing mechanism is located below the main body mechanism, and the main body mechanism comprises a low-temperature carburizing furnace body, a low-temperature carburizing furnace lining and an adjusting and neutralizing assembly. The low-temperature carburizing furnace lining is fixedly installed at the inner end of the low-temperature carburizing furnace body, and the adjusting and neutralizing assembly is located above the low-temperature carburizing furnace body. And the adjusting and neutralizing assembly comprises a first mounting plate and a second mounting plate, and the first mounting plate is fixedly mounted at the front end of the upper end of the low-temperature carburizing furnace body. According to the low-temperature carburizing furnace, by installing the main body mechanism, the adjusting and neutralizing capacity of the low-temperature carburizing furnace is improved, in the actual using process, the using position of the small air blower can be conveniently adjusted according to using requirements, carburizing gas can be rapidly and evenly neutralized conveniently, and the using convenience and the machining efficiency are improved; and the market competitiveness of the low-temperature carburizing furnace is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of carburizing furnaces, in particular to a low-temperature carburizing furnace. Background Art

[0002] Low temperature carburizing furnace can strengthen the metal surface and increase the hardness and strength of the metal workpiece surface through carburizing technology.

[0003] The prior art patent document with publication number CN107447184A discloses a convection gas carburizing furnace, which includes alternating upper baffles and lower baffles, wherein the upper baffle is connected to the upper furnace wall and leaves a gap with the lower furnace wall as a gas passage, the lower baffle is connected to the lower furnace wall and leaves a gap with the upper furnace wall as a gas passage, upper air inlets and lower air inlets are respectively provided on both sides of adjacent upper and lower baffles, the upper air inlet is provided on the furnace top and on one side of the upper baffle, the lower baffle is provided on the furnace bottom and on one side of the lower baffle, an upper baffle is provided on the right side of the air inlet, and a lower air inlet is opened in the lower furnace wall on the right side of the lower baffle; a blower is provided in the center of the furnace, and workpiece racks for placing workpieces are provided on the upper and lower baffles.

[0004] However, due to the poor uniform neutralization ability of the prior art patent technology with publication number CN107447184A during use, it is not convenient to quickly and effectively neutralize the carburizing gas uniformly during actual use, which affects the processing efficiency. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] The utility model aims to provide a low-temperature carburizing furnace to solve the problem in the above background technology that the prior art is not convenient for quickly and effectively neutralizing the carburizing gas uniformly.

[0007] (II) Technical solution

[0008] To achieve the above object, the utility model provides the following technical solutions: a low-temperature carburizing furnace, comprising a main body and a supporting and placing mechanism, wherein the supporting and placing mechanism is located below the main body, wherein the main body comprises a low-temperature carburizing furnace body, a low-temperature carburizing furnace lining and an adjusting and neutralizing component, wherein the low-temperature carburizing furnace lining is fixedly installed at the inner end of the low-temperature carburizing furnace body, and the adjusting and neutralizing component is located above the low-temperature carburizing furnace body;

[0009] The regulating and neutralizing assembly includes a first mounting plate and a second mounting plate. The first mounting plate is fixedly mounted on the front end of the upper end of the low-temperature carburizing furnace body, and the second mounting plate is fixedly mounted on the rear end of the upper end of the low-temperature carburizing furnace body.

[0010] Preferably, the regulating and neutralizing component also includes a sliding groove, a mounting groove, a servo motor, a rotating shaft, a threaded rod, a support block, a limit nut, a sliding groove, a sliding rod, a slider, a support rod, a connecting rod and a small blower. The sliding groove is fixedly arranged at the upper end of the low-temperature carburizing furnace body and the low-temperature carburizing furnace lining, and the sliding groove is located at the lower end of the first mounting plate and the second mounting plate.

[0011] Preferably, the mounting groove is fixedly arranged at the lower end of the first mounting plate, the servo motor is fixedly mounted at the left end of the inner end of the mounting groove, and the rotating shaft is fixedly mounted at the transmission end of the right end of the servo motor.

[0012] Preferably, the threaded rod is fixedly mounted on the right end of the rotating shaft, the support block is fixedly mounted on the right end of the inner end of the mounting groove, the right end of the threaded rod is rotatably connected to the support block, and the limit nut is threadedly connected to the outer end of the threaded rod.

[0013] Preferably, the slide groove is fixedly arranged at the lower end of the second mounting plate, the slide rod is fixedly installed at the inner end of the slide groove, the slider is movably installed at the outer end of the slide rod, the support rod is fixedly installed at the lower end of the limit nut and the slider, the support rod extends to the interior of the lining of the low-temperature carburizing furnace, the connecting rod is fixedly installed at the middle part of the support rod, and the small blower is fixedly installed at the middle part of the connecting rod.

[0014] Preferably, the supporting and placing mechanism includes a load-bearing base plate, an air intake pipe, a sealing door, supporting legs, a placing foot plate and a fixing through hole, the load-bearing base plate is fixedly installed at the lower end of the low-temperature carburizing furnace body, the air intake pipe is fixedly installed at the front end of the low-temperature carburizing furnace body and the low-temperature carburizing furnace lining, and the sealing door is movably installed at the right end of the low-temperature carburizing furnace body and the low-temperature carburizing furnace lining.

[0015] Preferably, the supporting legs are fixedly mounted on the lower end of the load-bearing base plate, the supporting legs are evenly distributed on the lower end of the load-bearing base plate, the placing footboards are fixedly mounted on the lower ends of the supporting legs, and the fixing through holes are fixedly arranged on the upper ends of the placing footboards.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. The low-temperature carburizing furnace improves the adjustment and neutralization ability of the utility model by installing the main mechanism. In actual use, the use position of the small blower can be conveniently adjusted according to the use needs, which is convenient for quickly and evenly neutralizing the carburizing gas, improving the convenience of use and processing efficiency, and improving the market competitiveness of the low-temperature carburizing furnace;

[0018] 2. The low-temperature carburizing furnace improves the placement and support capacity of the utility model by installing a support placement mechanism. In actual use, the device can be conveniently and stably supported and placed, thereby improving the use stability of the low-temperature carburizing furnace. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0020] Figure 2 It is a schematic diagram of a partial cross-sectional structure of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the regulating and neutralizing component of the utility model;

[0022] Figure 4 This is a schematic diagram of the enlarged structure of the local details of the regulating and neutralizing component of the utility model.

[0023] In the figure: 1. main body; 101. low-temperature carburizing furnace body; 102. low-temperature carburizing furnace lining; 103. regulating and neutralizing component; 1031. first mounting plate; 1032. second mounting plate; 1033. sliding through groove; 1034. mounting groove; 1035. servo motor; 1036. rotating shaft; 1037. threaded rod; 1038. support block; 1039. limiting nut; 10310. slide groove; 10311. slide rod; 10312. slider; 10313. support rod; 10314. connecting rod; 10315. small blower; 2. supporting and placing mechanism; 201. load-bearing bottom plate; 202. air inlet pipe; 203. sealing door; 204. supporting leg; 205. placing foot plate; 206. fixing through hole. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-Figure 4 The utility model provides a technical solution: a low-temperature carburizing furnace, comprising a main body mechanism 1 and a supporting and placing mechanism 2, the supporting and placing mechanism 2 is located below the main body mechanism 1, the main body mechanism 1 comprises a low-temperature carburizing furnace body 101, a low-temperature carburizing furnace lining 102 and an adjusting and neutralizing component 103, the low-temperature carburizing furnace lining 102 is fixedly installed at the inner end of the low-temperature carburizing furnace body 101, and the adjusting and neutralizing component 103 is located above the low-temperature carburizing furnace body 101;

[0026] The regulating and neutralizing assembly 103 includes a first mounting plate 1031 and a second mounting plate 1032. The first mounting plate 1031 is fixedly mounted on the front end of the upper end of the low-temperature carburizing furnace body 101, and the second mounting plate 1032 is fixedly mounted on the rear end of the upper end of the low-temperature carburizing furnace body 101. The regulating and neutralizing assembly 103 also includes a sliding groove 1033, a mounting groove 1034, a servo motor 1035, a rotating shaft 1036, a threaded rod 1037, a support block 1038, a limiting nut 1039, a slide groove 10310, a slide rod 10311, and a slider 1030. 0312, support rod 10313, connecting rod 10314 and small blower 10315, sliding slot 1033 is fixedly arranged at the upper end of low-temperature carburizing furnace body 101 and low-temperature carburizing furnace lining 102, sliding slot 1033 is located at the lower end of first mounting plate 1031 and second mounting plate 1032, mounting slot 1034 is fixedly arranged at the lower end of first mounting plate 1031, servo motor 1035 is fixedly arranged at the left end of the inner end of mounting slot 1034, and rotating shaft 1036 is fixedly arranged at the transmission shaft 1036 at the right end of servo motor 1035. The threaded rod 1037 is fixedly mounted on the right end of the rotating shaft 1036, the support block 1038 is fixedly mounted on the right end of the inner end of the mounting groove 1034, the right end of the threaded rod 1037 is rotatably connected to the support block 1038, the limit nut 1039 is threadedly connected to the outer end of the threaded rod 1037, the slide groove 10310 is fixedly arranged at the lower end of the second mounting plate 1032, the slide bar 10311 is fixedly mounted on the inner end of the slide groove 10310, the slider 10312 is movably mounted on the outer end of the slide bar 10311, and the support rod 10313 is fixedly mounted on the limit nut 1039. The nut 1039 and the lower end of the slider 10312 are positioned, and the support rod 10313 extends to the interior of the low-temperature carburizing furnace lining 102. The connecting rod 10314 is fixedly installed in the middle of the support rod 10313, and the small blower 10315 is fixedly installed in the middle of the connecting rod 10314. The servo motor 1035 is started to rotate the rotating shaft 1036, so that the rotating shaft 1036 drives the threaded rod 1037 to rotate, so that the limiting nut 1039 moves left and right on the threaded rod 1037, and the use position of the small blower 10315 is adjusted.

[0027] The supporting and placing mechanism 2 includes a load-bearing base plate 201, an air inlet pipe 202, a sealing door 203, a supporting leg 204, a placing foot plate 205 and a fixing through hole 206. The load-bearing base plate 201 is fixedly installed at the lower end of the low-temperature carburizing furnace body 101, the air inlet pipe 202 is fixedly installed at the front end of the low-temperature carburizing furnace body 101 and the low-temperature carburizing furnace lining 102, the sealing door 203 is movably installed at the right end of the low-temperature carburizing furnace body 101 and the low-temperature carburizing furnace lining 102, the supporting leg 204 is fixedly installed at the lower end of the load-bearing base plate 201, the supporting leg 204 is evenly distributed at the lower end of the load-bearing base plate 201, the placing foot plate 205 is fixedly installed at the lower end of the supporting leg 204, the fixing through hole 206 is fixedly set at the upper end of the placing foot plate 205, and it is stably placed by the supporting leg 204 and the placing foot plate 205.

[0028] Working principle: When it is needed, firstly, the low-temperature carburizing furnace is stably placed at the position where it is needed through the support legs 204 and the placement foot plates 205, and bolts are screwed in through the fixed through holes 206 to improve the placement stability, and the carburizing gas is discharged into the low-temperature carburizing furnace body 101 and the low-temperature carburizing furnace lining 102 through the air inlet pipe 202, and the small blower 10315 is started to disturb the permeating gas, and at the same time, the servo motor 1035 is started to rotate the rotating shaft 1036, so that the rotating shaft 1036 drives the threaded rod 1037 to rotate, so that the limit nut 1039 moves left and right on the threaded rod 1037, driving the support rod 10313 and the connecting rod 10314 to move, and at the same time driving the slider 10312 to move on the slider 10311, and adjusting the use position of the small blower 10315 to improve the temperature uniformity of the permeating gas in the low-temperature carburizing furnace lining 102.

[0029] Finally, it should be noted that the above content is only used to illustrate the technical solution of the utility model, rather than to limit the protection scope of the utility model. Simple modifications or equivalent substitutions of the technical solution of the utility model by ordinary technicians in this field do not deviate from the essence and scope of the technical solution of the utility model.

Claims

1. A low-temperature carburizing furnace, comprising a main body mechanism (1) and a supporting and placing mechanism (2), characterized in that: The supporting and placing mechanism (2) is located below the main mechanism (1); the main mechanism (1) comprises a low-temperature carburizing furnace body (101), a low-temperature carburizing furnace lining (102) and an adjusting and neutralizing component (103); the low-temperature carburizing furnace lining (102) is fixedly mounted on the inner end of the low-temperature carburizing furnace body (101); and the adjusting and neutralizing component (103) is located above the low-temperature carburizing furnace body (101); The regulating and neutralizing assembly (103) comprises a first mounting plate (1031) and a second mounting plate (1032), wherein the first mounting plate (1031) is fixedly mounted at the front end of the upper end of the low-temperature carburizing furnace body (101), and the second mounting plate (1032) is fixedly mounted at the rear end of the upper end of the low-temperature carburizing furnace body (101).

2. A low temperature carburizing furnace according to claim 1, characterized in that: The regulating and neutralizing component (103) further comprises a sliding groove (1033), a mounting groove (1034), a servo motor (1035), a rotating shaft (1036), a threaded rod (1037), a support block (1038), a limiting nut (1039), a sliding groove (10310), a sliding rod (10311), a slider (10312), a support rod (10313), a connecting rod (10314) and a small blower (10315); the sliding groove (1033) is fixedly arranged at the upper end of the low-temperature carburizing furnace body (101) and the low-temperature carburizing furnace lining (102); and the sliding groove (1033) is located at the lower end of the first mounting plate (1031) and the second mounting plate (1032).

3. A low temperature carburizing furnace according to claim 2, characterized in that: The mounting groove (1034) is fixedly arranged at the lower end of the first mounting plate (1031), the servo motor (1035) is fixedly installed at the left end of the inner end of the mounting groove (1034), and the rotating shaft (1036) is fixedly installed at the transmission end of the right end of the servo motor (1035).

4. A low temperature carburizing furnace according to claim 3, characterized in that: The threaded rod (1037) is fixedly mounted on the right end of the rotating shaft (1036), the support block (1038) is fixedly mounted on the right end of the inner end of the mounting groove (1034), the right end of the threaded rod (1037) is rotatably connected to the support block (1038), and the limiting nut (1039) is threadedly connected to the outer end of the threaded rod (1037).

5. A low temperature carburizing furnace according to claim 4, characterized in that: The slide groove (10310) is fixedly arranged at the lower end of the second mounting plate (1032), the slide rod (10311) is fixedly installed at the inner end of the slide groove (10310), the slider (10312) is movably installed at the outer end of the slide rod (10311), the support rod (10313) is fixedly installed at the lower end of the limit nut (1039) and the slider (10312), the support rod (10313) extends to the interior of the low-temperature carburizing furnace lining (102), the connecting rod (10314) is fixedly installed at the middle part of the support rod (10313), and the small blower (10315) is fixedly installed at the middle part of the connecting rod (10314).

6. A low temperature carburizing furnace according to claim 5, characterized in that: The supporting and placing mechanism (2) comprises a load-bearing base plate (201), an air intake pipe (202), a sealing door (203), a supporting leg (204), a placing foot plate (205) and a fixing through hole (206); the load-bearing base plate (201) is fixedly mounted on the lower end of the low-temperature carburizing furnace body (101); the air intake pipe (202) is fixedly mounted on the front end of the low-temperature carburizing furnace body (101) and the low-temperature carburizing furnace lining (102); and the sealing door (203) is movably mounted on the right end of the low-temperature carburizing furnace body (101) and the low-temperature carburizing furnace lining (102).

7. A low temperature carburizing furnace according to claim 6, characterized in that: The support legs (204) are fixedly mounted on the lower end of the load-bearing base plate (201); the support legs (204) are evenly distributed on the lower end of the load-bearing base plate (201); the foot plates (205) are fixedly mounted on the lower ends of the support legs (204); and the fixing through holes (206) are fixedly arranged on the upper ends of the foot plates (205).

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