Heat treatment device for shield tunneling machine cutter production

Abstract

The utility model relates to the technical field of shield tunneling machine cutter heat treatment, and discloses a heat treatment device for shield tunneling machine cutter production, which comprises a support plate, a cutter heat treatment part and a shield tunneling machine cutter clamping and fixing part, and a support cushion block is fixedly mounted at the bottom of the support plate. The threaded lead screw is adjusted through the rotating wheel, then the tool is clamped and loosened, the design is convenient and fast, when the tool is clamped and taken down, the operation is simple and easy, the working efficiency of the whole production process is improved, the clamping and fixing part is installed on the top of the heating containing net and works cooperatively with the heating containing frame as a whole, and the working efficiency of the whole production process is improved. When the heating placing frame enters and exits from the heat treatment box through the directional sliding rail and the positioning sliding rod, the cutter is stably clamped on the fixing part and does not shake or displace, the tight matching enables the clamping, transporting and processing processes of the cutter in the heat treatment process to be smoother, and the production efficiency and the heat treatment quality are further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to shield machine cutter heat treatment technical field, concretely is a kind of shield machine cutter production and uses heat treatment device. BACKGROUND

[0002] In the process of shield machine construction, the quality of cutter is particularly critical, because it directly determines the tunneling efficiency of shield machine and its service life. In order to ensure that the shield machine can efficiently and stably complete the construction task, the cutter must have a series of important performance characteristics. First, the cutter needs to have high hardness, so as to remain sharp when facing hard geological conditions, and will not be easily worn or deformed. Secondly, the cutter must have high wear resistance to cope with long-term high-intensity operation, avoid frequent replacement, and thus improve construction efficiency. In addition, good toughness is also one of the indispensable properties of the cutter, which can ensure that the cutter will not easily break or damage when encountering hard rock or other complex and harsh geological conditions, so as to ensure the smooth progress of the whole construction process. In short, high-quality cutter is one of the key factors to ensure efficient and safe construction of shield machine.

[0003] The traditional heat treatment device has many shortcomings when treating shield machine cutter. On the one hand, the fixation of the cutter is not stable enough, and during the heat treatment process, the cutter may be displaced due to thermal expansion or other external forces, resulting in uneven heating of the cutter, affecting the heat treatment effect, causing deviation of the performance of the cutter, and failing to meet the working requirements of the shield machine in complex geological conditions. SUMMARY

[0004] The utility model aims at providing a kind of shield machine cutter production and uses heat treatment device to solve the problems raised in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of shield machine cutter production and uses heat treatment device, including support plate, cutter heat treatment part, shield machine cutter clamping fixed part, the bottom of the support plate is fixedly installed with support pad, the top of the support pad is fixedly installed with cooling fan;The cutter heat treatment part is arranged at the top of support plate;The shield machine cutter clamping fixed part is arranged inside cutter heat treatment part.

[0006] Preferably, the tool heat treatment part specifically comprises: a heat treatment box fixedly installed on the top of the support plate; a directional sliding rail fixedly installed on the inner wall of the heat treatment box; and a positioning sliding rod fixedly installed on the inner wall of the heat treatment box. The heat treatment box, the heating box one and the heating coil one on the top of the inner wall of the heat treatment box, and the heating box two and the heating coil two on the bottom of the inner wall of the heat treatment box are matched with each other. The upper and lower layout of the heating structure can make the temperature distribution in the heat treatment box more uniform, avoid uneven heating of the tool, and ensure that the shield machine tool is uniformly heated on the surface and inside during the heat treatment process, thereby guaranteeing the stability of the tool quality.

[0007] Preferably, the inner wall of the top of the heat treatment box is fixedly installed with the heating box one, the inner wall of the heating box one is fixedly installed with the heating coil one, the inner wall of the bottom of the heat treatment box is fixedly installed with the heating box two, the inner wall of the heating box two is fixedly installed with the heating coil two, the top of the directional sliding rail is fixedly installed with the support block, one side of the outer wall of the support block is fixedly connected with the positioning sliding rod, and the inside of the directional sliding rail is slidably connected with the moving sliding block. The directional sliding rail and the positioning sliding rod together provide reliable guidance for the movement of the heating placing rack. They are matched with each other, so that the heating placing rack will not deviate or shake during movement. When the heating placing rack loaded with the shield machine tool is moved into or out of the heat treatment box, the stable movement can ensure the safety of the tool during transportation and avoid damage to the tool due to accidental collision.

[0008] Preferably, the top of the moving sliding block is fixedly installed with the heating placing rack, the inner wall of the heating placing rack is fixedly installed with the heating placing net, the top of the heating placing rack is fixedly installed with the sealing box door, the sealing box door is matched with the heat treatment box, the outer wall of the sealing box door is fixedly installed with the pulling handrail, the heating placing rack is movably sleeved on the outer wall of the positioning sliding rod through the sliding hole, the heating box two is arranged below the heating placing net, and the heating box one is arranged above the heating placing net.

[0009] Preferably, the shield machine tool clamping and fixing part specifically comprises: a fixed block fixedly installed on the top of the heating placing net; a clamping and fixing plate one fixedly installed on the top of the heating placing net; a clamping and fixing plate two fixedly installed on the top of the heating placing net; a rotating wheel rotatably connected to the outer wall of the sealing box door; and a shield machine tool arranged on the top of the heating placing net.

[0010] Preferably, one end of the rotating wheel is fixedly connected with a threaded screw rod, the other end of the threaded screw rod is movably penetrated through the sealing box door, the clamping fixed plate one and the clamping fixed plate two respectively, one end of the threaded screw rod is rotatably connected with the outer wall of the fixed block, the outer wall of the threaded screw rod is threadedly connected with the clamping adjusting plate one and the clamping adjusting plate two respectively, the rotating wheel is arranged, the clamping adjusting plate one and the clamping adjusting plate two can move on the threaded screw rod in the same direction through the rotation of the rotating wheel, the clamping adjusting plate one and the clamping adjusting plate two slide on the limiting slide rod through the limiting slide hole, so that the movement of the clamping adjusting plate one and the clamping adjusting plate two is linear and stable when the threaded screw rod rotates, the clamping of the shield machine cutter is more accurate and reliable, and the clamping block connected with one end of the slide rod can better fix the shield machine cutter in the sliding groove arranged on the clamping fixed plate one and the clamping fixed plate two under the action of the spring, the spring can buffer the impact force of the cutter during clamping to a certain extent, the cutter can be stably clamped during heat treatment, the cutter is prevented from being displaced due to vibration and other factors, the stability of the cutter during heat treatment is ensured, and the quality of heat treatment is improved.

[0011] Preferably, the limiting slide hole is arranged on the clamping adjusting plate one and the clamping adjusting plate two, the limiting slide rod is fixedly installed on the outer wall of the clamping fixed plate two, the other end of the limiting slide rod is movably penetrated through one side of the outer wall of the clamping fixed plate one and extends to the other side of the outer wall of the clamping fixed plate one, the other end of the limiting slide rod is fixedly connected with the fixed block, the clamping adjusting plate one and the clamping adjusting plate two are slidably connected with the limiting slide rod through the limiting slide hole, and the sliding groove is arranged on the clamping fixed plate one and the clamping fixed plate one.

[0012] Preferably, the sliding groove is internally slidably connected with the slide rod, one end of the slide rod is fixedly connected with the clamping block, the outer wall of the slide rod movably sheathes the spring, one end of the spring is fixedly connected with the clamping block, the other end of the spring is fixedly connected with the outer wall of the clamping adjusting plate one and the clamping adjusting plate two respectively, and the shield machine cutter is arranged between the clamping block and the clamping adjusting plate one and between the clamping block and the clamping adjusting plate two.

[0013] The utility model provides a kind of heat treatment device for shield machine cutter production.It has the following beneficial effects:

[0014] (1), the utility model discloses a heat treatment box is fixedly installed at the top of support plate, and the inner wall top is installed with heating case no. 1, and the inner wall bottom is installed with heating case no. 2, and heating coil no. 1 in heating case no. 1 and heating coil no. 2 in heating case no. 2 work cooperatively, can realize the simultaneous heating of the space inside heat treatment box up and down. This design can effectively avoid the temperature difference in the vertical direction, ensure that the temperature distribution in heat treatment box is more uniform. For shield machine cutter, uniform temperature environment is crucial, in the heat treatment process, heat treatment process, uniform temperature can ensure that cutter each part is heated consistently, thereby making cutter internal organization transformation uniform, avoiding the problem of uneven cutter performance caused by local overheating or overcooling, greatly improving the stability of cutter quality.

[0015] (2), the utility model discloses the rotation wheel to adjust screw rod, and then realizes the clamping and loosening operation of cutter, and this design is convenient and fast, and when cutter is clamped and taken down, simple operation is easy to carry out, improves the working efficiency of whole production process, and the clamping fixed part is installed at the top of heating placement net, and cooperates with heating rack as a whole, when heating rack is in and out heat treatment box through directional slide rail and positioning slide rod, cutter is stably clamped on fixed part and can not shake or displace, and this close cooperation makes the clamping, transportation and processing of cutter in the heat treatment process more smooth, and further improves production efficiency and heat treatment quality. DRAWINGS

[0016] Figure 1 It is the overall structure front view of the utility model;

[0017] Figure 2 It is cutter heat treatment part partial section view of the utility model;

[0018] Figure 3 It is shield machine cutter clamping fixed part partial view of the utility model;

[0019] Figure 4 It is clamping block partial view of the utility model.

[0020] In the drawing: 1 support plate, 2 support pad, 3 cutter heat treatment part, 311 heat treatment box, 312 directional slide rail, 313 heating case no. 1, 314 heating coil no. 1, 315 heating coil no. 2, 316 heating case no. 2, 317 support block, 318 positioning slide rod, 319 moving slide block, 3111 heating rack, 3112 sealing box door, 3113 pull handrail, 3114 heating placement net, 4 shield machine cutter clamping fixed part, 411 fixed block, 412 rotation wheel, 413 screw rod, 414 clamping adjusting plate no. 1, 415 clamping adjusting plate no. 2, 416 clamping fixed plate no. 2, 417 clamping fixed plate no. 1, 418 shield machine cutter, 419 limiting slide rod, 4111 slide rod, 4112 elastic, 4113 clamping block, 5 cooling fan. Detailed Implementation

[0021] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0022] Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and intended to explain the present invention, and should not be construed as limiting the present invention.

[0023] Example 1:

[0024] A preferred embodiment of the heat treatment device for producing tunnel boring machine cutters provided by this utility model is, for example... Figures 1-4 As shown: A heat treatment device for producing tunnel boring machine cutters includes a support plate 1, a cutter heat treatment section 3, and a tunnel boring machine cutter clamping and fixing section 4. A support pad 2 is fixedly installed at the bottom of the support plate 1, and a cooling fan 5 is fixedly installed at the top of the support pad 2. The cutter heat treatment section 3 is located at the top of the support plate 1. The tunnel boring machine cutter clamping and fixing section 4 is located inside the cutter heat treatment section 3.

[0025] The tool heat treatment section 3 specifically includes: a heat treatment box 311, which is fixedly installed on the top of the support plate 1; a directional slide rail 312, which is fixedly installed on the inner wall of the heat treatment box 311; and a positioning slide rod 318, which is fixedly installed on the inner wall of the heat treatment box 311.

[0026] Heating box 1 313 is fixedly installed on the top of the inner wall of heat treatment box 311. Heating coil 1 314 is fixedly installed on the inner wall of heating box 1 313. Heating box 2 316 is fixedly installed on the bottom of the inner wall of heat treatment box 311. Heating coil 2 315 is fixedly installed on the inner wall of heating box 2 316. Support block 317 is fixedly installed on the top of directional slide rail 312. One outer wall of support block 317 is fixedly connected to positioning slide rod 318. Moving slider 319 is slidably connected inside directional slide rail 312.

[0027] The top of the moving slider 319 is fixedly installed with a heating placement rack 3111, the inner walls of the heating placement rack 3111 are fixedly installed with a heating placement net 3114, the top of the heating placement rack 3111 is fixedly installed with a sealing box door 3112, the sealing box door 3112 is matched with the heat treatment box 311, the outer wall of the sealing box door 3112 is fixedly installed with a pulling handrail 3113, the heating placement rack 3111 is provided with a sliding hole, and the heating placement rack 3111 is movably sleeved on the outer wall of the positioning sliding rod 318 through the sliding hole.

[0028] In the process of the embodiment, when the heating device is started, the heating coil one 314 and the heating coil two 315 generate heat, so that a uniform temperature field is formed in the heat treatment box 311, the power of the heating coil is adjusted through the control circuit, accurate control of the heat treatment temperature can be realized, different process requirements can be met, and the inside space of the heat treatment box can be heated simultaneously upward and downward. The design can effectively avoid a large difference in temperature in the vertical direction, and ensure that the temperature distribution in the heat treatment box is more uniform. For a shield cutter, a uniform temperature environment is crucial, in the heat treatment process, the heat treatment process and the uniform temperature can ensure that each part of the cutter is uniformly heated, so that the internal organization of the cutter is uniformly transformed, and the problem of uneven performance of the cutter caused by local overheating or overcooling is avoided.

[0029] Embodiment two

[0030] On the basis of the embodiment one, the preferable embodiment of the heat treatment device for shield cutter production provided by the utility model like Figures 1-4 As shown in the figure: the shield cutter clamping fixed part 4 specifically comprises: a fixed block 411 fixedly installed on the top of the heating placement net 3114; a clamping fixed plate one 417 fixedly installed on the top of the heating placement net 3114; a clamping fixed plate two 416 fixedly installed on the top of the heating placement net 3114; a rotating wheel 412 rotatably connected to the outer wall of the sealing box door 3112; and a shield cutter 418 arranged on the top of the heating placement net 3114.

[0031] One end of the rotating wheel 412 is fixedly connected with a threaded lead screw 413, the other end of the threaded lead screw 413 is movably penetrated through the sealing box door 3112, the clamping fixed plate one 417 and the clamping fixed plate one 417 respectively, one end of the threaded lead screw 413 is rotatably connected with the outer wall of the fixed block 411, and the outer wall of the threaded lead screw 413 is respectively threadedly connected with a clamping adjusting plate one 414 and a clamping adjusting plate two 415.

[0032] The limiting sliding hole is arranged on the clamping adjusting plate one 414 and the clamping adjusting plate two 415, the outer wall of the clamping fixed plate two 416 is fixedly installed with the limiting sliding rod 419, the other end of the limiting sliding rod 419 is movably penetrated through one side of the outer wall of the clamping fixed plate one 417 and extends to the other side of the outer wall of the clamping fixed plate one 417, the other end of the limiting sliding rod 419 is fixedly connected with the fixed block 411, the clamping adjusting plate one 414 and the clamping adjusting plate two 415 are slidably connected with the limiting sliding rod 419 through the limiting sliding hole, and the sliding groove is arranged on the clamping fixed plate one 417 and the clamping fixed plate one 417.

[0033] The sliding rod 4111 is slidably connected in the sliding groove, one end of the sliding rod 4111 is fixedly connected with the clamping block 4113, the outer wall of the sliding rod 4111 movably sleeves the spring 4112, one end of the spring 4112 is fixedly connected with the clamping block 4113, the other end of the spring 4112 is fixedly connected with the outer wall of the clamping adjusting plate one 414 and the clamping adjusting plate two 415, and the shield cutter 418 is arranged between the clamping block 4113 and the clamping adjusting plate one 414 and between the clamping block 4113 and the clamping adjusting plate two 415.

[0034] In the process of the embodiment, the sliding grooves on the clamping fixed plate one 417 and the clamping fixed plate two 416 provide sliding space for subsequent components, one end of the clamping block 4113 connected with the sliding rod 4111 in the sliding groove is in contact with the shield cutter 418, one end of the spring 4112 on the sliding rod 4111 is connected with the clamping block 4113, and the other end of the spring 4112 is connected with the clamping adjusting plate one 414 or the clamping adjusting plate two 415, when the clamping adjusting plate one 414 and the clamping adjusting plate two 415 move, the clamping block 4113 stably clamps the shield cutter 418 through the elastic force of the spring 4112, when the cutter is clamped and removed, the operation is simple and easy to operate, and the working efficiency of the entire production process is improved, the clamping fixed part is installed at the top of the heating placement net and cooperates with the heating placement frame as a whole, when the heating placement frame enters and exits the heat treatment box through the directional sliding rail and the positioning sliding rod, the cutter is stably clamped on the fixed part and cannot shake or displace.

[0035] Working principle: support plate 1 as the support of the whole device, the bottom of the support cushion 2 makes the device more stable, the cooling fan 5 on the top of the support cushion 2 can cool the tool quickly after heat treatment, through the way of air cooling to take away the heat of the tool, help to improve the production efficiency and control the performance of the tool; heat treatment box 311 is the main space for heat treatment, which is fixed on the top of support plate 1, the directional slide rail 312 and the positioning slide rod 318 installed on the inner wall provide guidance and support for the movement and positioning of the subsequent components; the heating coil one 314 in the heating box one 313 on the top of the inner wall of the heat treatment box 311 and the heating coil two 315 in the heating box two 316 on the bottom work together, when starting the heating device, the heating coil one 314 and the heating coil two 315 heat up, forming a uniform temperature field in the heat treatment box 311, by controlling the power of the heating coil, the accurate control of the heat treatment temperature can be realized, meeting the different process requirements; the support block 317 on the top of the directional slide rail 312 is connected with the positioning slide rod 318, which ensures the stability of the structure, the moving block 319 in the directional slide rail 312 can slide on the slide rail, the heating placement rack 3111 on the top of the moving block 319 is sleeved on the positioning slide rod 318 through the slide hole on it, which can move smoothly along the positioning slide rod 318, the heating placement net 3114 in the heating placement rack 3111 is used to place the tool, the sealing box door 3112 on the top of the heating placement rack 3111 is matched with the heat treatment box 311, which ensures the sealing of the heat treatment box 311, pulling the handrail 3113 facilitates the operator to pull the heating placement rack 3111 in and out of the heat treatment box 311, during the heat treatment process, the heating box two 316 heats below the heating placement net 3114, and the heating box one 313 heats above, so that the tool is heated more evenly;The shield machine cutter clamping fixing part 4 is located on the top of the heating placement net 3114, and includes a fixing block 411, a clamping fixing plate one 417, a clamping fixing plate two 416, a rotating wheel 412 and a shield machine cutter 418, etc. When the rotating wheel 412 rotates, the threaded screw rod 413 is driven to rotate. The threaded screw rod 413 penetrates the sealing box door 3112, the clamping fixing plate one 417, etc. The clamping adjusting plate one 414 and the clamping adjusting plate two 415 on the threaded screw rod 413 move along the threaded screw rod due to the threaded connection when the threaded screw rod rotates. The limiting sliding hole on the clamping adjusting plate one 414 and the clamping adjusting plate two 415 cooperates with the limiting sliding rod 419 which is fixed on the clamping fixing plate two 416, penetrates the clamping fixing plate one 417 and is connected to the fixing block 411, so that the clamping adjusting plate one 414 and the clamping adjusting plate two 415 keep linear motion during the movement and do not deviate. Meanwhile, the sliding groove on the clamping fixing plate one 417 and the clamping fixing plate two 416 provides sliding space for the subsequent components. The clamping block 4113 connected to one end of the sliding rod 4111 in the sliding groove is in contact with the shield machine cutter 418. The spring 4112 on the sliding rod 4111 is connected to the clamping block 4113 at one end and connected to the clamping adjusting plate one 414 or the clamping adjusting plate two 415 at the other end. When the clamping adjusting plate one 414 and the clamping adjusting plate two 415 move, the clamping block 4113 stably clamps the shield machine cutter 418 through the elastic force of the spring 4112. The spring 4112 can adapt to cutters of different sizes to ensure that the cutter is fixed in position during the heat treatment process.

[0036] It should be noted that the relational terms herein such as first and second and the like are used solely to distinguish one entity or action from another, without necessarily requiring or implying any such actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0037] Finally, it should be noted that the above only describes the preferred embodiments of the present application and is not intended to limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent replacements to some technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A heat treatment device for producing a shield machine cutter, comprising a support plate (1), a cutter heat treatment part (3), a shield machine cutter clamping and fixing part (4), characterized in that, The bottom of the support plate (1) is fixedly installed with a support cushion block (2), the top of the support cushion block (2) is fixedly installed with a cooling fan (5); the cutter heat treatment part (3) is arranged at the top of the support plate (1); and the shield machine cutter clamping fixing part (4) is arranged in the cutter heat treatment part (3).

2. The heat treatment device for shield machine cutter production according to claim 1, characterized in that, The cutter heat treatment part (3) specifically comprises: A heat treatment box (311) fixedly installed at the top of the support plate (1); A directional sliding rail (312) fixedly installed on the inner wall of the heat treatment box (311); A positioning sliding rod (318) fixedly installed on the inner wall of the heat treatment box (311).

3. The heat treatment device for producing a shield machine cutter according to claim 2, characterized by, The inner wall top of the heat treatment box (311) is fixedly installed with a heating box one (313), the inner wall of the heating box one (313) is fixedly installed with a heating coil one (314), the inner wall bottom of the heat treatment box (311) is fixedly installed with a heating box two (316), the inner wall of the heating box two (316) is fixedly installed with a heating coil two (315), the top of the directional sliding rail (312) is fixedly installed with a support block (317), one side outer wall of the support block (317) is fixedly connected with the positioning sliding rod (318), and the inside of the directional sliding rail (312) is slidingly connected with a moving sliding block (319).

4. The heat treatment device for producing a shield machine cutter according to claim 3, characterized by, The top of the moving sliding block (319) is fixedly installed with a heating placing rack (3111), the inner walls of the heating placing rack (3111) are fixedly installed with a heating placing net (3114), the top of the heating placing rack (3111) is fixedly installed with a sealing box door (3112), the sealing box door (3112) is matched with the heat treatment box (311), the outer wall of the sealing box door (3112) is fixedly installed with a pulling handrail (3113), a sliding hole is formed in the heating placing rack (3111), the heating placing rack (3111) is movably sleeved on the outer wall of the positioning sliding rod (318) through the sliding hole, the heating box two (316) is arranged below the heating placing net (3114), and the heating box one (313) is arranged above the heating placing net (3114).

5. The heat treatment device for producing a shield machine cutter according to claim 1, wherein The shield machine cutter clamping fixing part (4) specifically comprises: A fixed block (411) fixedly installed at the top of the heating placing net (3114); A clamping fixing plate one (417) fixedly installed at the top of the heating placing net (3114); A clamping fixing plate two (416) fixedly installed at the top of the heating placing net (3114); A rotating wheel (412) rotatably connected to the outer wall of the sealing box door (3112); A shield machine cutter (418) arranged at the top of the heating placing net (3114).

6. The heat treatment device for producing a shield machine cutter according to claim 5, wherein One end of the rotating wheel (412) is fixedly connected with a threaded screw rod (413), the other end of the threaded screw rod (413) is movably penetrated through the sealing box door (3112), the clamping fixed plate one (417) and the clamping fixed plate one (417) respectively, one end of the threaded screw rod (413) is rotatably connected with the outer wall of the fixed block (411), the outer wall of the threaded screw rod (413) is threadedly connected with the clamping adjusting plate one (414) and the clamping adjusting plate two (415) respectively.

7. The heat treatment device for producing a shield machine cutter according to claim 6, wherein The clamping adjusting plate one (414) and the clamping adjusting plate two (415) are both provided with a limiting sliding hole, the outer wall of the clamping fixed plate two (416) is fixedly installed with a limiting sliding rod (419), the other end of the limiting sliding rod (419) is movably penetrated through one side of the outer wall of the clamping fixed plate one (417) and extends to the other side of the outer wall of the clamping fixed plate one (417), the other end of the limiting sliding rod (419) is fixedly connected with the fixed block (411), the clamping adjusting plate one (414) and the clamping adjusting plate two (415) are both slidably connected with the limiting sliding rod (419) through the limiting sliding hole, the clamping fixed plate one (417) and the clamping fixed plate one (417) are both provided with a sliding groove.

8. The heat treatment device for producing a shield machine cutter according to claim 7, wherein The sliding groove is slidably connected with a sliding rod (4111), one end of the sliding rod (4111) is fixedly connected with a clamping block (4113), the outer wall of the sliding rod (4111) movably sleeves a spring (4112), one end of the spring (4112) is fixedly connected with the clamping block (4113), the other end of the spring (4112) is fixedly connected with the outer wall of the clamping adjusting plate one (414) and the clamping adjusting plate two (415) respectively, the shield machine cutter (418) is arranged between the clamping block (4113) and the clamping adjusting plate one (414), and between the clamping block (4113) and the clamping adjusting plate two (415).

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