Muffle furnace with uniform heating for soil detection

Abstract

The invention discloses a soil detection uniform heating muffle furnace, which comprises a muffle furnace, and is characterized in that the muffle furnace is rotatably connected with a furnace door, the muffle furnace is fixedly connected with symmetrical upper mounting blocks, one upper mounting block is fixedly connected with an upper motor, an output shaft of the upper motor is fixedly connected with an upper screw rod, and the output shaft of the upper screw rod is fixedly connected with a lower screw rod. The upper screw rod is connected with the other mounting block through a bearing; the upper screw rod is in threaded connection with a vertical moving assembly, the vertical moving assembly is connected with a swing assembly, and the swing assembly is connected with a clamping assembly; the clamping assembly comprises a square plate, two sets of symmetrical arc grooves are formed in the square plate, the square plate is rotationally connected with the two sets of symmetrical arc plates, and each arc plate is fixedly connected with a clamping plate. The invention relates to the technical field of soil detection, in particular to a uniform heating muffle furnace for soil detection. The technical problem to be solved by the invention is to provide the muffle furnace with uniform heating for soil detection, so that the heating for soil detection is facilitated.

Description

Technical Field

[0001] The invention relates to the technical field of soil detection, in particular to a muffle furnace with uniform heating for soil detection. Background Art

[0002] Soil testing is an important measure to understand the quality of soil environment. It is of great significance to prevent and control soil pollution hazards, protect the ecological environment and guide agricultural production. The use of muffle furnace can heat the soil to facilitate subsequent testing.

[0003] Prior art, such as the invention heating furnace with authorization announcement number CN106398744B, has a high furnace space utilization rate, realizes large-scale heating furnace, reduces the floor space of the heating furnace, and improves the volumetric thermal strength of the furnace.

[0004] For example, the invention heating furnace with the authorization announcement number CN110319700B provides a heating furnace that helps improve the uniformity of the temperature in the furnace. The heating furnace comprises: a furnace body, a storage space for the heated object arranged in the furnace body, an exhaust port, and a heat insulating member between the storage space and the exhaust port, wherein the heat insulating member comprises a columnar honeycomb structure portion, and the columnar honeycomb structure portion comprises a ceramic partition wall that divides and forms a plurality of compartments extending from one bottom surface to the other bottom surface.

[0005] Existing products such as the above-mentioned patent require multiple partitions to be set up for uniform heating furnaces, and honeycomb-shaped auxiliary constant temperature structures are also set up between the partitions. When there are too many partitions, it is inconvenient to take and put the heated materials, especially when taking them out for cooling after heating. Manual clamping with pliers or clips is not firm and is easy to tip over, which is even more dangerous when heating liquids. Summary of the invention

[0006] The technical problem to be solved by the present invention is to provide a muffle furnace for uniform heating of soil detection, so as to facilitate heating of soil detection.

[0007] The present invention adopts the following technical solutions to achieve the invention objectives:

[0008] A muffle furnace for uniformly heating soil detection, comprising a muffle furnace, characterized in that: the muffle furnace is rotatably connected to a furnace door, the muffle furnace is fixedly connected to symmetrical upper mounting blocks, one of the upper mounting blocks is fixedly connected to an upper motor, the output shaft of the upper motor is fixedly connected to an upper screw, and the upper screw bearing is connected to another mounting block; the upper screw is threadedly connected to a vertical moving component, the vertical moving component is connected to a swing component, and the swing component is connected to a clamping component; the clamping component comprises a square plate, the square plate is provided with two groups of symmetrical arc grooves, and the square plate is rotatably connected to the two groups of symmetrical arc grooves The arc plates are respectively fixedly connected to the clamping plates, each of which is respectively fixedly connected to the round blocks, and each of which is respectively arranged in the corresponding arc grooves; the square plates are fixedly connected to the clamping motor, the square plates are fixedly connected to the mounting blocks and the center blocks, the output shaft of the clamping motor is fixedly connected to the clamping screw, and the clamping screw bearing is connected to the mounting blocks and the center blocks; the two sections of the reverse threads of the clamping screw are respectively threadedly connected to the corresponding sliders, the symmetrical sliders are respectively fixedly connected to the slide grooves, and each of the round blocks is respectively arranged in the corresponding slide grooves.

[0009] As a further limitation of the present technical solution, the vertical moving assembly includes a U-plate, the upper screw is threadedly connected to the U-plate, the U-plate contacts the muffle furnace, the U-plate is connected to a cross plate, the cross plate is fixedly connected to symmetrical vertical electric push rods, and the push rods of the symmetrical vertical electric push rods pass through the cross plate respectively.

[0010] As a further limitation of the present technical solution, the swing assembly includes a frame, the push rods of the symmetrical vertical electric push rods are respectively fixedly connected to the frame, the frame is fixedly connected to the swing motor through a motor bracket, the frame is fixedly connected to two groups of symmetrical L-plates, each of the L-plates is respectively rotatably connected to an L-shaped rod, the output shaft of the swing motor is fixedly connected to one of the L-shaped rods, each of the L-shaped rods is respectively rotatably connected to a placement slot, the placement slot is fixedly connected to a lower mounting plate, the lower mounting plate is fixedly connected to a transverse electric push rod, the push rod of the transverse electric push rod passes through the lower mounting plate, the push rod of the transverse electric push rod is fixedly connected to the square plate, the square plate is fixedly connected to symmetrical guide long rods, and the symmetrical guide long rods respectively pass through the lower mounting plate.

[0011] As a further limitation of the present technical solution, the frame is fixedly connected to an auxiliary electric push rod, the output shaft of the auxiliary electric push rod is fixedly connected to a support plate, the support plate matches the placement slot, and a material rack is installed in the muffle furnace. When taking out and placing heated materials, the auxiliary electric push rod and the transverse electric push rod are controlled to extend synchronously until the support plate contacts the horizontal cross plate of the material rack or the upper part of the muffle furnace, making transportation safer.

[0012] As a further limitation of the technical solution, each of the L-shaped rods is rotatably connected to an auxiliary rod, and the output shaft of the swing motor passes through the corresponding auxiliary rod.

[0013] As a further limitation of the technical solution, the muffle furnace is fixedly connected to a positioning block, and the positioning block is provided with a group of positioning grooves.

[0014] As a further limitation of the technical solution, the muffle furnace is fixedly connected to a controller display. When in use, the controller display can be used to record the distances moved by each motor and electric push rod each time, so that when repeatedly used, the heated material can be automatically moved from the upper positioning groove to different positions in the muffle furnace, and after heating, the heated material can be put back to the upper positioning groove from different positions in the furnace.

[0015] As a further limitation of the present technical solution, the housing of the controller display is fixedly connected to an alarm, and the alarm is electrically connected to the controller display.

[0016] A method for using a muffle furnace for uniformly heating soil detection comprises the following steps:

[0017] S1: In the initial state, the heated material is placed in the positioning groove;

[0018] S2: Control the vertical electric push rod to extend so that the upper side of the support plate is flush with the upper side of the muffle furnace;

[0019] When the vertical electric push rod is extended or retracted, it drives the swing assembly and the clamping assembly to move in the height direction.

[0020] S3: Control the swing motor to work, so that the clamping assembly swings and rises, and control the lateral electric push rod to extend, so that a group of the clamping plate forming area is above the heated material;

[0021] When the swing motor is working, it drives an L-shaped rod to swing, and the L-shaped rod drives the placement slot, the lower mounting plate, the horizontal electric push rod and the clamping component to swing, and the placement slot drives the remaining L-shaped rods to swing.

[0022] When the horizontal electric push rod is extended, it drives the clamping assembly to move, and the square plate drives the long guide rod to move along the lower mounting plate.

[0023] S4: Control the rotation of the clamping motor to move the clamping plate to clamp the heated material;

[0024] When the clamping motor rotates, it drives the clamping screw to rotate, the clamping screw drives the slider to move, the slider drives the slide to move, the slide drives the round block to move along the arc groove, and the round block drives the arc plate and the clamping plate to swing.

[0025] S5: Control the transverse electric push rod to retract, so that the heated material enters the placement slot;

[0026] The end of the placement trough is an inclined surface, which is convenient for the heated material to enter the placement trough along the inclined surface.

[0027] S6: Control the vertical electric push rod to extend so that the heated material moves along the height direction of the muffle furnace, control the upper motor to rotate so that the heated material moves along the width direction of the muffle furnace, and control the horizontal electric push rod to extend so that the heated material is at different heights, widths and depths of the muffle furnace;

[0028] S7: Control the swing motor to work so that the heated material is away from the placement slot and contacts the material rack, and control the clamping motor to rotate in the opposite direction so that the clamping plate moves away from the heated material;

[0029] S8: Control the swing motor to rotate in the opposite direction, control the lateral electric push rod to fully retract, and control the vertical electric push rod to fully retract.

[0030] As a further limitation of the present technical solution, since the L-shaped rod and other structures form a parallelogram, the auxiliary rod of the parallelogram remains stationary during the movement, and its opposite sides remain parallel, that is, the placement groove remains horizontal, ensuring that the heated material is level during the movement. When moving a container containing liquid, the device is more stable. The clamps in four directions clamp the heated material, and when they are extended and not clamped, the clamps in the front and rear directions are arranged in the forward direction, and the heated material will not be hit when moving in the front and rear directions.

[0031] Compared with the prior art, the advantages and positive effects of the present invention are:

[0032] 1. This device forms a parallelogram by adopting structures such as L-shaped rods. During the movement, the auxiliary rods of the parallelogram remain stationary and the opposite sides remain parallel, that is, the placement slot remains horizontal, ensuring that the heated material is level during the movement. When moving containers containing liquids, this device is more stable. The clamps in four directions clamp the heated material. When stretched out and not clamped, the clamps in the front and rear directions are set forward, and the front and rear directions will not touch the heated material.

[0033] 2. When taking out and placing heated materials on the horizontal cross plate of the material rack, this device controls the auxiliary electric push rod and the horizontal electric push rod to extend synchronously, so that the support plate contacts the horizontal cross plate of the material rack, the placement slot is flush with the upper side of the horizontal cross plate of the material rack, and the clamping plate clamps the heated material and moves it to the placement slot. When retracting, the support plate and the placement slot move synchronously, and the clamping plate clamps the heated material, making transportation safer. BRIEF DESCRIPTION OF THE DRAWINGS

[0034] Figure 1 The three-dimensional structure of the present invention is shown in FIG. Figure 1 .

[0035] Figure 2 It is a schematic diagram of the local three-dimensional structure of the present invention Figure 1 .

[0036] Figure 3 It is a schematic diagram of the local three-dimensional structure of the present invention Figure 2 .

[0037] Figure 4 It is a schematic diagram of the three-dimensional structure of the swing assembly of the present invention.

[0038] Figure 5 It is a schematic diagram of the three-dimensional structure of the swing assembly and the clamping assembly of the present invention.

[0039] Figure 6 The three-dimensional structure diagram of the clamping assembly of the present invention is shown in FIG. Figure 1 .

[0040] Figure 7 The three-dimensional structure of the present invention is shown in FIG. Figure 2 .

[0041] Figure 8 The three-dimensional structure of the clamping assembly of the present invention is shown in FIG. Figure 2 .

[0042] Fig. 9 It is a schematic diagram of the local three-dimensional structure of the present invention Figure 3 .

[0043] Fig.10 The three-dimensional structure of the present invention is shown in FIG. Figure 3 .

[0044] In the figure: 1, muffle furnace, 2, alarm, 3, controller display, 4, furnace door, 5, positioning block, 6, positioning groove, 7, upper mounting block, 8, upper screw, 9, upper motor, 10, vertical electric push rod, 11, U plate, 12, horizontal plate, 13, frame, 14, support plate, 15, swing motor, 16, L-shaped rod, 17, placement groove, 18, auxiliary rod, 19, auxiliary electric push rod, 20, horizontal electric push rod, 21, lower mounting plate, 22, L plate, 23, guide long rod, 24, clamping motor, 25, slide groove, 26, clamping plate, 27, arc plate, 28, round block, 29, arc groove, 30, square plate, 31, slider, 32, clamping screw, 33, center block, 34, installation block, 35, material rack. DETAILED DESCRIPTION

[0045] A specific implementation of the present invention is described in detail below in conjunction with the accompanying drawings, but it should be understood that the protection scope of the present invention is not limited by the specific implementation.

[0046] Embodiment 1: The present invention includes a muffle furnace 7, wherein the muffle furnace 1 is rotatably connected to a furnace door 4, wherein the muffle furnace 1 is fixedly connected to a symmetrical upper mounting block 7, wherein one of the upper mounting blocks 7 is fixedly connected to an upper motor 9, wherein an output shaft of the upper motor 9 is fixedly connected to an upper screw 8, wherein the upper screw 8 is bearing-connected to another of the mounting blocks 7; wherein the upper screw 8 is threadedly connected to a vertical moving assembly, wherein the vertical moving assembly is connected to a swing assembly, wherein the swing assembly is connected to a clamping assembly; wherein the clamping assembly includes a square plate 30, wherein the square plate 30 is provided with two groups of symmetrical arc grooves 29, wherein the square plate 30 is rotatably connected to two groups of symmetrical arc plates 27, wherein each of the arc plates 27 is respectively fixed The connecting clamp plate 26, each of the arc plates 27 is fixedly connected to the round block 28, and each of the round blocks 28 is respectively arranged in the corresponding arc groove 29; the square plate 30 is fixedly connected to the clamping motor 24, and the square plate 30 is fixedly connected to the mounting block 34 and the center block 33, the output shaft of the clamping motor 24 is fixedly connected to the clamping screw 32, and the clamping screw 32 is bearing-connected to the mounting block 34 and the center block 33; the two sections of the reverse thread of the clamping screw 32 are respectively threadedly connected to the corresponding slider 31, and the symmetrical sliders 31 are respectively fixedly connected to the slide groove 25, and each of the round blocks 28 is respectively arranged in the corresponding slide groove 25.

[0047] The vertical moving assembly includes a U-plate 11, the upper screw rod 8 is threadedly connected to the U-plate 11, the U-plate 11 contacts the muffle furnace 1, the U-plate 11 is connected to a transverse plate 12, and the transverse plate 12 is fixedly connected to symmetrical vertical electric push rods 10, and the push rods of the symmetrical vertical electric push rods 10 pass through the transverse plate 12 respectively.

[0048] The swing assembly includes a frame 13, and the push rods of the symmetrical vertical electric push rods 10 are respectively fixedly connected to the frame 13, and the frame 13 is fixedly connected to the swing motor 15 through a motor bracket. The frame 13 is fixedly connected to two groups of symmetrical L plates 22, and each of the L plates 22 is respectively rotatably connected to the L-shaped rod 16. The output shaft of the swing motor 15 is fixedly connected to one of the L-shaped rods 16, and each of the L-shaped rods 16 is respectively rotatably connected to the placement groove 17, and the placement groove 17 is fixedly connected to the lower mounting plate 21, and the lower mounting plate 21 is fixedly connected to the transverse electric push rod 20, and the push rod of the transverse electric push rod 20 passes through the lower mounting plate 21, and the push rod of the transverse electric push rod 20 is fixedly connected to the square plate 30, and the square plate 30 is fixedly connected to the symmetrical guide long rods 23, and the symmetrical guide long rods 23 respectively pass through the lower mounting plate 21.

[0049] The muffle furnace 1 is fixedly connected to a positioning block 5 , and the positioning block 5 is provided with a group of positioning grooves 6 .

[0050] The muffle furnace 1 is fixedly connected to the controller display 3. When in use, the controller display 3 can be used to record the distances moved by each motor and the electric push rod each time, so that when repeatedly used, the heated material can be automatically moved from the upper positioning groove 6 to different positions in the muffle furnace 1, and the heated material can be put back to the upper positioning groove 6 from different positions in the furnace after heating.

[0051] The housing of the controller display 3 is fixedly connected to the alarm 2 , and the alarm 2 is electrically connected to the controller display 3 .

[0052] The workflow of this embodiment is:

[0053] When the swing motor 15 is working, it drives one L-shaped rod 16 to swing, and one L-shaped rod 16 drives the placement slot 17, the lower mounting plate 21, the horizontal electric push rod 20 and the clamping assembly to swing, and the placement slot 17 drives the remaining L-shaped rods 16 to swing.

[0054] When the transverse electric push rod 20 is extended, it drives the clamping assembly to move, and the square plate 30 drives the long guide rod 23 to move along the lower mounting plate 21 .

[0055] When the clamping motor 24 rotates, it drives the clamping screw 32 to rotate, the clamping screw 32 drives the slider 31 to move, the slider 31 drives the slide 25 to move, the slide 25 drives the round block 28 to move along the arc groove 29, and the round block 28 drives the arc plate 27 and the clamping plate 26 to swing.

[0056] Embodiment 2: This embodiment is further elaborated on the basis of embodiment 1, the frame 13 is fixedly connected to the auxiliary electric push rod 19, the output shaft of the auxiliary electric push rod 19 is fixedly connected to the support plate 14, the support plate 14 matches the placement slot 17, and a material rack 35 is installed in the muffle furnace 1. When taking out and placing the heated material, the auxiliary electric push rod 19 is controlled to extend synchronously with the transverse electric push rod 20 until the support plate 14 contacts the horizontal cross plate of the material rack 35 or the upper part of the muffle furnace 1, so that the transportation is safer.

[0057] Embodiment 3: This embodiment is further elaborated on the basis of Embodiment 1 or 2. Each of the L-shaped rods 16 is rotatably connected to the auxiliary rod 18 , and the output shaft of the swing motor 15 passes through the corresponding auxiliary rod 18 .

[0058] A method for using a muffle furnace for uniformly heating soil detection comprises the following steps:

[0059] S1: In the initial state, the heated material is placed in the positioning groove 6;

[0060] S2: Control the vertical electric push rod 10 to extend so that the upper side of the support plate 14 is flush with the upper side of the muffle furnace 1;

[0061] When the vertical electric push rod 10 is extended or retracted, it drives the swing assembly and the clamping assembly to move in the height direction.

[0062] S3: Control the swing motor 15 to work, so that the clamping assembly swings and rises, and control the transverse electric push rod 20 to extend, so that the area formed by a group of clamping plates 26 is above the heated material;

[0063] When the swing motor 15 is working, it drives one L-shaped rod 16 to swing, and one L-shaped rod 16 drives the placement slot 17, the lower mounting plate 21, the horizontal electric push rod 20 and the clamping assembly to swing, and the placement slot 17 drives the remaining L-shaped rods 16 to swing.

[0064] When the transverse electric push rod 20 is extended, it drives the clamping assembly to move, and the square plate 30 drives the long guide rod 23 to move along the lower mounting plate 21 .

[0065] S4: Control the gripping motor 24 to rotate, so that the clamping plate 26 moves to clamp the heated material;

[0066] When the clamping motor 24 rotates, it drives the clamping screw 32 to rotate, the clamping screw 32 drives the slider 31 to move, the slider 31 drives the slide 25 to move, the slide 25 drives the round block 28 to move along the arc groove 29, and the round block 28 drives the arc plate 27 and the clamping plate 26 to swing.

[0067] S5: Control the transverse electric push rod 20 to retract, so that the heated material enters the placement groove 17;

[0068] The end of the placement groove 17 is an inclined surface, which facilitates the heated material to enter the placement groove 17 along the inclined surface.

[0069] S6: Control the vertical electric push rod 10 to extend, so that the heated material moves along the height direction of the muffle furnace 1, control the upper motor 9 to rotate, so that the heated material moves along the width direction of the muffle furnace 1, and control the horizontal electric push rod 20 to extend, so that the heated material is at different heights, widths and depths of the muffle furnace 1;

[0070] S6: Control the swing motor 15 to work, so that the heated material is away from the placement slot 17 and contacts the material rack, and control the clamping motor 24 to rotate in the opposite direction, so that the clamping plate 26 moves away from the heated material;

[0071] S7: Control the swing motor 15 to rotate in the opposite direction, control the transverse electric push rod 20 to fully retract, and control the vertical electric push rod 10 to fully retract.

[0072] Since the L-shaped rod 16 and other structures form a parallelogram, the auxiliary rod 18 of the parallelogram remains stationary during the movement, and its opposite sides remain parallel, that is, the placement groove 17 remains horizontal, ensuring that the heated material is horizontal during the movement. When moving a container containing liquid, the device is more stable. The clamps 26 in four directions clamp the heated material, and when stretched out and not clamped, the clamps 26 in the front and rear directions are arranged in the forward direction, and the heated material will not be hit when moving in the front and rear directions.

[0073] The device forms a parallelogram by adopting structures such as an L-shaped rod 16. During the movement, the auxiliary rod 18 of the parallelogram remains stationary, and its opposite sides remain parallel, that is, the placement groove 17 remains horizontal, ensuring that the heated material is horizontal during the movement. When moving a container containing liquid, the device is more stable. The clamps 26 in four directions clamp the heated material. When stretched out and not clamped, the clamps 26 in the front and rear directions are arranged in the same direction, and the heated material will not be hit when moving in the front and rear directions.

[0074] When taking out and placing heated materials on the horizontal cross plate of the material rack 35, the device controls the auxiliary electric push rod 19 and the horizontal electric push rod 20 to extend synchronously, so that the support plate 14 contacts the horizontal cross plate of the material rack 35, the placement groove 17 is flush with the upper side of the horizontal cross plate of the material rack 35, and the clamping plate 26 clamps the heated materials and moves them into the placement groove 17. When retracting, the support plate 14 and the placement groove 17 move synchronously, and the clamping plate 26 clamps the heated materials, making transportation safer.

[0075] The above disclosure is only a specific embodiment of the present invention, but the present invention is not limited thereto, and any changes that can be conceived by those skilled in the art should fall within the protection scope of the present invention.

Claims

1. A muffle furnace for uniformly heating soil detection, comprising a muffle furnace (1), characterized in that: A material rack (35) is installed in the muffle furnace (1); The muffle furnace (1) is rotatably connected to the furnace door (4), the muffle furnace (1) is fixedly connected to symmetrical upper mounting blocks (7), one of the upper mounting blocks (7) is fixedly connected to an upper motor (9), the output shaft of the upper motor (9) is fixedly connected to an upper screw rod (8), and the bearing of the upper screw rod (8) is connected to another of the mounting blocks (7); The upper screw rod (8) is threadedly connected to the vertical moving assembly, the vertical moving assembly is connected to the swing assembly, and the swing assembly is connected to the clamping assembly; The clamping assembly comprises a square plate (30), the square plate (30) is provided with two groups of symmetrical arc grooves (29), the square plate (30) is rotatably connected to the two groups of symmetrical arc plates (27), each of the arc plates (27) is respectively fixedly connected to the clamping plate (26), each of the arc plates (27) is respectively fixedly connected to the round block (28), and each of the round blocks (28) is respectively arranged in the corresponding arc groove (29); The square plate (30) is fixedly connected to the clamping motor (24), the square plate (30) is fixedly connected to the mounting block (34) and the center block (33), the output shaft of the clamping motor (24) is fixedly connected to the clamping screw (32), and the bearing of the clamping screw (32) is connected to the mounting block (34) and the center block (33); The two sections of the reverse threads of the clamping screw (32) are respectively threadedly connected to the corresponding sliders (31), the symmetrical sliders (31) are respectively fixedly connected to the slide grooves (25), and each of the round blocks (28) is respectively arranged in the corresponding slide groove (25).

2. The muffle furnace for uniform heating of soil detection according to claim 1, characterized in that: The vertical moving assembly comprises a U-plate (11), the upper screw rod (8) is threadedly connected to the U-plate (11), the U-plate (11) contacts the muffle furnace (1), the U-plate (11) is connected to a transverse plate (12), the transverse plate (12) is fixedly connected to symmetrical vertical electric push rods (10), and the push rods of the symmetrical vertical electric push rods (10) respectively pass through the transverse plate (12).

3. The muffle furnace for uniform heating of soil detection according to claim 2, characterized in that: The swing assembly comprises a frame (13), the push rods of the symmetrical vertical electric push rods (10) are respectively fixedly connected to the frame (13), the frame (13) is fixedly connected to the swing motor (15) through a motor bracket, the frame (13) is fixedly connected to two groups of symmetrical L plates (22), each of the L plates (22) is rotatably connected to an L-shaped rod (16), the output shaft of the swing motor (15) is fixedly connected to one of the L-shaped rods (16), and each of the L-shaped rods (16) is respectively The placement groove (17) is rotatably connected, the placement groove (17) is fixedly connected to a lower mounting plate (21), the lower mounting plate (21) is fixedly connected to a transverse electric push rod (20), the push rod of the transverse electric push rod (20) passes through the lower mounting plate (21), the push rod of the transverse electric push rod (20) is fixedly connected to the square plate (30), the square plate (30) is fixedly connected to symmetrical long guide rods (23), and the symmetrical long guide rods (23) respectively pass through the lower mounting plate (21).

4. The muffle furnace for uniform heating of soil testing according to claim 3, characterized in that: The frame (13) is fixedly connected to an auxiliary electric push rod (19), the output shaft of the auxiliary electric push rod (19) is fixedly connected to a support plate (14), and the support plate (14) matches the placement groove (17).

5. The muffle furnace for uniform heating of soil testing according to claim 4, characterized in that: Each of the L-shaped rods (16) is rotatably connected to an auxiliary rod (18), and an output shaft of the swing motor (15) passes through the corresponding auxiliary rod (18).

6. The muffle furnace for uniform heating of soil testing according to claim 5, characterized in that: The muffle furnace (1) is fixedly connected to a positioning block (5), and the positioning block (5) is provided with a group of positioning grooves (6).

7. The muffle furnace for uniform heating of soil testing according to claim 1, characterized in that: The muffle furnace (1) is fixedly connected to a controller display (3).

8. The muffle furnace for uniform heating of soil testing according to claim 7, characterized in that: The housing of the controller display (3) is fixedly connected to the alarm (2), and the alarm (2) is electrically connected to the controller display (3).

9. The method for using the muffle furnace for uniform heating of soil detection according to claim 6, characterized in that: The following steps are involved: S1: In the initial state, the heated material is placed in the positioning groove (6); S2: Controlling the vertical electric push rod (10) to extend so that the upper side of the support plate (14) is flush with the upper side of the muffle furnace (1); S3: Controlling the swing motor (15) to work, so as to swing and raise the clamping assembly, and controlling the transverse electric push rod (20) to extend, so that a group of clamping plates (26) form an area above the heated material; S4: controlling the gripping motor (24) to rotate, so that the clamping plate (26) moves to clamp the heated material; S5: Controlling the transverse electric push rod (20) to retract, so that the heated material enters the placement groove (17); S6: Control the vertical electric push rod (10) to extend so that the heated material moves along the height direction of the muffle furnace (1), control the upper motor (9) to rotate so that the heated material moves along the width direction of the muffle furnace (1), and control the horizontal electric push rod (20) to extend so that the heated material is located at different heights, widths and depths of the muffle furnace (1); S6: Control the swing motor (15) to work, so that the heated material moves away from the placement slot (17) and contacts the material rack, and control the clamping motor (24) to rotate in the opposite direction, so that the clamping plate (26) moves away from the heated material; S7: Control the swing motor (15) to rotate in the opposite direction, control the transverse electric push rod (20) to fully retract, and control the vertical electric push rod (10) to fully retract.

10. The method of use according to claim 9, characterized in that: Since the L-shaped rod (16) and other structures form a parallelogram, the auxiliary rod (18) of the parallelogram remains stationary during the movement, and its opposite sides remain parallel, that is, the placement groove (17) remains horizontal, ensuring that the heated material is horizontal during the movement. When moving a container containing liquid, the device is more stable. The clamping plates (26) in four directions clamp the heated material. When stretched out and not clamped, the clamping plates (26) in the front and rear directions are arranged in the same direction, and the heated material will not be hit during the movement in the front and rear directions.

Images