Polishing device for ceramic fiber blanket

Abstract

A grinding device for a ceramic fiber blanket comprises a workbench, U-shaped supports are fixedly connected to the front side and the rear side of the upper side wall of the workbench respectively, a driving motor is installed on the front side wall of one U-shaped support, and the output shaft end of the driving motor penetrates through the U-shaped support and is fixedly connected with a transmission screw. The other end of the transmission screw penetrates through a U-shaped moving frame in a threaded mode and is rotationally connected with the other U-shaped support, a grinding assembly is arranged on the U-shaped moving frame, and a positioning assembly is further arranged on the upper side wall of the workbench. Compared with the prior art, the fiber blanket polishing device has the advantages that a fiber blanket can be automatically polished, a worker does not need to hold the surface polishing device to polish the fiber blanket back and forth, the labor intensity of the worker is effectively reduced, the upper surface and the lower surface of the fiber blanket can be polished at the same time through the polishing assembly, the polishing time is shortened, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of fiberboard processing, in particular to a grinding device for ceramic fiber blanket. Background Art

[0002] The ceramic fiber blanket is formed by the double-sided needle punching process of the special aluminum silicate ceramic fiber filament. After the double-sided needle punching process, the fiber interlacing degree, anti-delamination performance, tensile strength and surface flatness are greatly improved. The fiber blanket does not contain any organic binder to ensure that the ceramic fiber blanket has good manufacturability and stability under high and low temperature conditions.

[0003] After searching the Chinese patent with announcement number CN220301021U, a refractory fiber blanket grinding device is disclosed, including a shell assembly; a power assembly, located inside the shell assembly and fixedly connected to the shell assembly; a grinding assembly, located at the bottom of the shell assembly; the shell assembly includes a shell, the shell is provided with an arc groove, the shell is fixedly connected to a slide groove, a round rod is provided in the slide groove, and the round rod is fixedly connected to the slide groove; the grinding assembly includes a grinding disc, the grinding disc is fixedly connected to a mounting seat, the mounting seat is arranged in the arc groove, the mounting seat is fixedly connected to the central axis of gear two, a slider is provided in the slide groove, the round rod passes through the slider, the slider is fixedly connected to gear one, and the gear one meshes with gear two; the central axis of gear one is rotatably connected to one end of connecting rod two, the slide groove is rotatably connected to one end of connecting rod one, the other end of connecting rod one is rotatably connected to the central axis of gear two, and the other end of connecting rod two is rotatably connected to the central axis of gear two.

[0004] The above-mentioned prior art solutions have the following disadvantages: workers are required to hold a grinding device to grind the fiber blanket, which is labor-intensive, and can only grind one side of the fiber blanket. After grinding, the fiber blanket needs to be turned over and the other side needs to be polished, which is inefficient. Utility Model Content

[0005] In view of the above-mentioned deficiencies in the prior art, the utility model provides a grinding device for a ceramic fiber blanket to solve the problems raised in the above-mentioned background technology.

[0006] In order to achieve the above-mentioned purpose of the utility model, the technical solution adopted by the utility model is a grinding device for a ceramic fiber blanket, including a workbench, and U-shaped brackets are fixedly connected to the front and rear sides of the upper side wall of the workbench, respectively, a driving motor is installed on the front side wall of one of the U-shaped brackets, the output shaft end of the driving motor passes through the U-shaped bracket and is fixedly connected to a transmission screw, the other end of the transmission screw is threaded through a U-shaped moving frame and is rotatably connected to another U-shaped bracket, a grinding assembly is arranged on the U-shaped moving frame, and a positioning assembly is also arranged on the upper side wall of the workbench.

[0007] As an improvement: the grinding assembly includes a vertical groove, a lifting block, a first adjusting screw, a first knob, an upper grinding roller, a grinding motor and a lower grinding roller. Vertical grooves are opened on both side walls of the U-shaped movable frame, and a lifting block is slidably connected in the vertical groove. A first adjusting screw is rotatably connected to the lower side wall of one of the vertical grooves, and the upper end of the first adjusting screw is threaded through the lifting block and extends to the top of the U-shaped movable frame and is fixedly connected to the first knob. An upper grinding roller is rotatably connected between the two lifting blocks, and a grinding motor is installed on one side outer wall of the U-shaped movable frame. The output shaft end of the grinding motor passes through one side wall of the U-shaped movable frame and is fixedly connected to the lower grinding roller.

[0008] As an improvement: the positioning assembly includes a slide groove, a two-way screw, a slider, a handle, a vertical plate, a positioning plate, a fixed plate, a pressing screw, a clamping plate and a handwheel, a slide groove is opened on the upper side wall of the workbench, a two-way screw is rotatably provided between the two side walls of the slide groove, two symmetrically distributed sliders are threadedly sleeved on the two-way screw, the slider is slidably connected to the slide groove, the front end of the two-way screw extends to the outside of the workbench and is fixedly connected with a handle, the upper side wall of the slider is fixedly connected with a vertical plate, the two vertical plates are fixedly connected with a positioning plate on one side wall close to each other and a fixing plate is fixedly connected above the positioning plate, a pressing screw is threadedly inserted in the middle part of the fixing plate, the bottom end of the pressing screw is rotatably connected with the clamping plate and the upper end is fixedly connected with a handwheel.

[0009] As an improvement: a transverse groove is provided on a side wall of the U-shaped movable frame away from the grinding motor, an adjusting block is slidably connected in the transverse groove, a second adjusting screw is rotatably provided on the rear side wall of the transverse groove, the front end thread of the second adjusting screw passes through the adjusting block and extends to the front of the U-shaped movable frame and is fixedly connected to a second knob, a tensioning wheel is rotatably provided on a side wall of the adjusting block away from the grinding motor, one end of the upper grinding roller away from the grinding motor rotates through the lifting block and is fixedly connected to a driven wheel, one end of the lower grinding roller away from the grinding motor rotates through the U-shaped movable frame and is fixedly connected to a driving wheel, and a transmission belt is wound around the tensioning wheel, the driving wheel and the driven wheel.

[0010] As an improvement: a first guide rod is fixedly connected between the two U-shaped brackets and respectively located on both sides of the transmission screw, and the U-shaped moving frame is slidably connected to the first guide rod.

[0011] As an improvement: second guide rods are slidably inserted on both sides of the fixing plate and the pressing screw rod, and the lower ends of the second guide rods are fixedly connected to the pressing plate.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. This grinding device can automatically grind the fiber blanket, without the need for workers to hold the grinding device back and forth, effectively reducing the labor intensity of workers. Through the set grinding components, the upper and lower surfaces of the fiber blanket can be polished at the same time, shortening the grinding time and improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the overall structure of a grinding device for a ceramic fiber blanket according to the utility model;

[0015] Figure 2 This is a schematic diagram of the structure of a grinding component of a grinding device for a ceramic fiber blanket according to the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of a tensioning wheel of a grinding device for a ceramic fiber blanket of the utility model;

[0017] Figure 4 This is a schematic diagram of the structure of a positioning component of a grinding device for a ceramic fiber blanket according to the utility model;

[0018] As shown in the figure:

[0019] 1. Workbench; 1.1. U-shaped bracket; 1.2. Driving motor; 1.3. Transmission screw; 1.4. U-shaped mobile frame; 2. Grinding assembly; 3. Positioning assembly; 2.1. Vertical slot; 2.2. Lifting block; 2.3. First adjustment screw; 2.4. First knob; 2.5. Upper grinding roller; 2.6. Grinding motor; 2.7. Lower grinding roller; 3.1. Slide; 3.2. Bidirectional screw; 3.3. Sliding block; 3. .4, handle; 3.5, vertical plate; 3.6, positioning plate; 3.7, fixing plate; 3.8, pressing screw; 3.9, pressing plate; 3.10, hand wheel; 4, horizontal groove; 4.1, adjusting block; 4.2, second adjusting screw; 4.3, second knob; 4.4, tensioning wheel; 2.51, driven wheel; 2.71, driving wheel; 4.5, transmission belt; 1.5, first guide rod; 3.71, second guide rod. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features and purpose effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0021] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both sides", "one side", "the other side" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0022] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] like Figure 1 As shown, a grinding device for a ceramic fiber blanket comprises a workbench 1, and U-shaped brackets 1.1 are fixedly connected to the front and rear sides of the upper side wall of the workbench 1 respectively, a driving motor 1.2 is installed on the front side wall of one of the U-shaped brackets 1.1, the output shaft end of the driving motor 1.2 passes through the U-shaped bracket 1.1 and is fixedly connected to a transmission screw 1.3, the other end of the transmission screw 1.3 is threadedly passed through a U-shaped moving frame 1.4 and is rotatably connected to another U-shaped bracket 1.1, a grinding assembly 2 is arranged on the U-shaped moving frame 1.4, the output shaft of the driving motor 1.2 can drive the transmission screw 1.3 to rotate, and when the transmission screw 1.3 rotates, the U-shaped moving frame 1.4 can be reciprocated back and forth, and while moving, the grinding assembly 2 grinds the upper and lower surfaces of the fiber blanket, and a positioning assembly 3 is also arranged on the upper side wall of the workbench 1.

[0024] Specifically, Figure 2As shown, a grinding device for ceramic fiber blanket, the grinding assembly 2 includes a vertical slot 2.1, a lifting block 2.2, a first adjusting screw 2.3, a first knob 2.4, an upper grinding roller 2.5, a grinding motor 2.6 and a lower grinding roller 2.7, both side walls of the U-shaped movable frame 1.4 are provided with vertical slots 2.1, the lifting blocks 2.2 are slidably connected in the vertical slots 2.1, the first adjusting screw 2.3 is rotatably connected to the lower side wall of one of the vertical slots 2.1, the upper end of the first adjusting screw 2.3 is threaded through the lifting block 2.2 and extends to the top of the U-shaped movable frame 1.4 and is fixedly connected to the first knob 2.4, the upper grinding roller 2.5 is rotatably connected between the two lifting blocks 2.2, and the grinding motor 2 is installed on the outer wall of one side of the U-shaped movable frame 1.4. .6, the output shaft end of the grinding motor 2.6 passes through a side wall of the U-shaped moving frame 1.4 and is fixedly connected to the lower grinding roller 2.7, the output shaft of the grinding motor 2.6 can drive the lower grinding roller 2.7 to rotate, the rotation of the lower grinding roller 2.7 drives the driving wheel 2.71 to rotate, after being driven by the transmission belt 4.5, the driven wheel 2.51 drives the upper grinding roller 2.5 to rotate, the rotation of the lower grinding roller 2.7 and the upper grinding roller 2.5 can grind the upper and lower surfaces of the fiber blanket at the same time, thereby improving work efficiency, rotating the first knob 2.4 can drive the first adjusting screw 2.3 to rotate, when the first adjusting screw 2.3 rotates, the lifting block 2.2 threadedly connected thereto can drive the upper grinding roller 2.5 to move up and down, so as to be suitable for fiber blankets of different thicknesses.

[0025] Specifically, Figure 4As shown, a grinding device for ceramic fiber blanket is shown, the positioning assembly 3 includes a slide groove 3.1, a bidirectional screw 3.2, a slider 3.3, a handle 3.4, a vertical plate 3.5, a positioning plate 3.6, a fixed plate 3.7, a pressing screw 3.8, a clamping plate 3.9 and a handwheel 3.10. A slide groove 3.1 is opened on the upper side wall of the workbench 1, and a bidirectional screw 3.2 is rotatably arranged between the two side walls of the slide groove 3.1, and two symmetrically distributed sliders 3.3 are threadedly sleeved on the bidirectional screw 3.2. The slider 3.3 is slidably connected to the slide groove 3.1, and the front end of the bidirectional screw 3.2 extends to the outside of the workbench 1 and is fixedly connected with the handle 3.4. The upper side wall of the slider 3.3 is fixedly connected with a vertical plate 3.5, and the side walls of the two vertical plates 3.5 close to each other are fixedly connected with a positioning plate 3.6, and a fixing plate 3.7 is fixedly connected above the positioning plate 3.6, and the middle part of the fixing plate 3.7 is threadedly inserted with a lower The bottom end of the pressing screw 3.8 is rotatably connected to a pressing plate 3.9 and the upper end is fixedly connected to a hand wheel 3.10, so that one side of the fiber blanket to be polished is placed on one of the positioning plates 3.6, and then the hand wheel 3.10 is turned to drive the pressing screw 3.8 to rotate. The rotation of the pressing screw 3.8 can push the pressing plate 3.9 downward, and the pressing plate 3.9 will press one side of the fiber blanket on the positioning plate 3.6, and then the other side of the fiber blanket is passed between the upper grinding roller 2.5 and the lower grinding roller 2.7 and placed on the other positioning plate 3.6, and then the other hand wheel 3.10 is turned to make the other pressing plate 3.9 press the fiber blanket, and after pressing, the handle 3.4 is turned. The rotation of the handle 3.4 will drive the bidirectional screw 3.2 to rotate, and when the bidirectional screw 3.2 is rotated, the two sliders 3.3 threadedly connected to it can drive the vertical plates 3.5 to move away from each other, so that the fiber blanket is straightened and fixed.

[0026] Specifically, Figure 3As shown, a grinding device for ceramic fiber blanket is provided, a transverse groove 4 is provided on a side wall of the U-shaped moving frame 1.4 away from the grinding motor 2.6, an adjusting block 4.1 is slidably connected in the transverse groove 4, a second adjusting screw 4.2 is rotatably provided on the rear side wall of the transverse groove 4, a front end thread of the second adjusting screw 4.2 passes through the adjusting block 4.1 and extends to the front of the U-shaped moving frame 1.4 and is fixedly connected to a second knob 4.3, a tensioning wheel 4.4 is rotatably provided on a side wall of the adjusting block 4.1 away from the grinding motor 2.6, an end of the upper grinding roller 2.5 away from the grinding motor 2.6 rotates through the lifting block 2.2 and is fixedly connected to a driven wheel 2.51, One end of the lower grinding roller 2.7 away from the grinding motor 2.6 rotates through the U-shaped mobile frame 1.4 and is fixedly connected to the driving wheel 2.71. A transmission belt 4.5 is wound around the tensioning wheel 4.4, the driving wheel 2.71 and the driven wheel 2.51. After adjusting the position of the upper grinding roller 2.5, the transmission belt 4.5 will be loosened. At this time, the second knob 4.3 is turned to drive the second adjusting screw 4.2 to rotate. When the second adjusting screw 4.2 rotates, the adjusting block 4.1 can drive the tensioning wheel 4.4 to slide in the transverse groove 4. The movement of the tensioning wheel 4.4 can tighten the transmission belt 4.5 to ensure the normal transmission of the driven wheel 2.51 and the driving wheel 2.71.

[0027] Specifically, Figure 1 As shown, a grinding device for ceramic fiber blanket is provided, wherein a first guide rod 1.5 is fixedly connected between two U-shaped brackets 1.1 and respectively located on both sides of a driving screw 1.3, a U-shaped movable frame 1.4 is slidably connected to the first guide rod 1.5, and the U-shaped movable frame 1.4 is guided and limited to make its movement more stable.

[0028] Specifically, Figure 4 As shown, a grinding device for a ceramic fiber blanket is provided, wherein second guide rods 3.71 are slidably inserted on the fixed plate 3.7 and on both sides of the pressing screw 3.8, and the lower ends of the second guide rods 3.71 are fixedly connected to the clamping plate 3.9, which can guide and limit the clamping plate 3.9 to prevent it from rotating with the pressing screw 3.8.

[0029] When the utility model is implemented, one side of the fiber blanket to be polished is placed on one of the positioning plates 3.6, and then the hand wheel 3.10 is turned to drive the pressing screw 3.8 to rotate, and the pressing screw 3.8 rotates to push the pressing plate 3.9 downward, and the pressing plate 3.9 presses one side of the fiber blanket on the positioning plate 3.6, and then the other side of the fiber blanket passes between the upper polishing roller 2.5 and the lower polishing roller 2.7 and is placed on the other positioning plate 3.6, and then the other hand wheel 3.10 is turned to drive the pressing screw 3.8 to rotate, and the pressing screw 3.8 rotates to push the pressing plate 3.9 downward, and the pressing plate 3.9 presses one side of the fiber blanket on the positioning plate 3.6. 10, so that the other pressing plate 3.9 presses the fiber blanket, and after pressing, the handle 3.4 is turned, and the rotation of the handle 3.4 drives the bidirectional screw 3.2 to rotate, and when the bidirectional screw 3.2 rotates, the two sliders 3.3 threadably connected to it drive the vertical plates 3.5 to move away from each other, so that the fiber blanket is straightened, and then the grinding motor 2.6 and the driving motor 1.2 are started, and the output shaft of the grinding motor 2.6 can drive the lower grinding roller 2.7 to rotate, and the rotation of the lower grinding roller 2.7 drives the driving wheel 2.71 to rotate, and the grinding motor 2.6 and the driving motor 1.2 are started, and the output shaft of the grinding motor 2.6 can drive the lower grinding roller 2.7 to rotate, and the lower grinding roller 2.7 rotates to drive the driving wheel 2.71 to rotate, and the grinding motor 2.6 and the driving motor 1.2 are started, and the output shaft of the grinding motor 2.6 can drive the lower grinding roller 2.7 to rotate, and the lower grinding roller 2.7 rotates to drive the driving wheel 2.71 to rotate, and the grinding motor 2.6 and the driving motor 1.2 are started, and the grinding motor 2.6 and the driving motor 1.2 are started, and the lower grinding roller 2.7 rotates, and the driving wheel 2.71 rotates ... driving wheel 2.71 rotate After the transmission of the transmission belt 4.5, the driven wheel 2.51 drives the upper grinding roller 2.5 to rotate, and the output shaft of the driving motor 1.2 can drive the transmission screw 1.3 to rotate. When the transmission screw 1.3 rotates, the U-shaped moving frame 1.4 can move back and forth. While moving, the upper grinding roller 2.5 and the lower grinding roller 2.7 grind the fiber blanket. Turning the first knob 2.4 can drive the first adjusting screw 2.3 to rotate. When the first adjusting screw 2.3 rotates, the lifting block threadedly connected to it can be moved. 2.2 drives the upper grinding roller 2.5 to move up and down to adapt to fiber blankets of different thicknesses, and has high applicability. After adjusting the position of the upper grinding roller 2.5, the transmission belt 4.5 will be loosened. At this time, turning the second knob 4.3 drives the second adjusting screw 4.2 to rotate. When the second adjusting screw 4.2 rotates, the adjusting block 4.1 can drive the tensioning wheel 4.4 to slide in the transverse groove 4. The movement of the tensioning wheel 4.4 can tighten the transmission belt 4.5 to ensure the normal transmission of the driven wheel 2.51 and the driving wheel 2.71.

[0030] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A grinding device for a ceramic fiber blanket, comprising a workbench (1), characterized in that: U-shaped brackets (1.1) are fixedly connected to the front and rear sides of the upper side wall of the workbench (1), respectively; a driving motor (1.2) is installed on the front side wall of one of the U-shaped brackets (1.1); the output shaft end of the driving motor (1.2) passes through the U-shaped bracket (1.1) and is fixedly connected to a transmission screw (1.3); the other end of the transmission screw (1.3) is threadedly passed through a U-shaped moving frame (1.4) and is rotatably connected to another U-shaped bracket (1.1); a grinding assembly (2) is arranged on the U-shaped moving frame (1.4); and a positioning assembly (3) is also arranged on the upper side wall of the workbench (1).

2. A grinding device for a ceramic fiber blanket according to claim 1, characterized in that: The grinding assembly (2) comprises a vertical slot (2.1), a lifting block (2.2), a first adjusting screw (2.3), a first knob (2.4), an upper grinding roller (2.5), a grinding motor (2.6) and a lower grinding roller (2.7); vertical slots (2.1) are provided on both side walls of the U-shaped moving frame (1.4); a lifting block (2.2) is slidably connected in the vertical slot (2.1); a first adjusting screw (2.3) is rotatably connected to the lower side wall of one of the vertical slots (2.1); The upper end of the first adjusting screw (2.3) is threadedly passed through the lifting block (2.2) and extends to the top of the U-shaped moving frame (1.4) and is fixedly connected to the first knob (2.4); an upper grinding roller (2.5) is rotatably connected between the two lifting blocks (2.2); a grinding motor (2.6) is installed on an outer wall of one side of the U-shaped moving frame (1.4); an output shaft end of the grinding motor (2.6) passes through a side wall of the U-shaped moving frame (1.4) and is fixedly connected to a lower grinding roller (2.7).

3. The grinding device for ceramic fiber blanket according to claim 1, characterized in that: The positioning assembly (3) comprises a slide groove (3.1), a bidirectional screw (3.2), a slider (3.3), a handle (3.4), a vertical plate (3.5), a positioning plate (3.6), a fixing plate (3.7), a pressing screw (3.8), a clamping plate (3.9) and a hand wheel (3.10). The upper side wall of the workbench (1) is provided with a slide groove (3.1), a bidirectional screw (3.2) is rotatably arranged between the two side walls of the slide groove (3.1), two sliders (3.3) which are symmetrically distributed are threadedly sleeved on the bidirectional screw (3.2), and the sliders (3.3) slide with the slide groove (3.1). The front end of the bidirectional screw (3.2) extends to the outside of the workbench (1) and is fixedly connected to a handle (3.4); a vertical plate (3.5) is fixedly connected to the upper side wall of the slider (3.3); a positioning plate (3.6) is fixedly connected to one side wall of the two vertical plates (3.5) close to each other, and a fixing plate (3.7) is fixedly connected above the positioning plate (3.6); a pressing screw (3.8) is threadedly inserted in the middle of the fixing plate (3.7); the bottom end of the pressing screw (3.8) is rotatably connected to a clamping plate (3.9) and the upper end is fixedly connected to a hand wheel (3.10).

4. A grinding device for a ceramic fiber blanket according to claim 2, characterized in that: A transverse groove (4) is provided on a side wall of the U-shaped movable frame (1.4) away from the grinding motor (2.6), an adjusting block (4.1) is slidably connected in the transverse groove (4), a second adjusting screw (4.2) is rotatably provided on the rear side wall of the transverse groove (4), a front end of the second adjusting screw (4.2) is threadedly passed through the adjusting block (4.1) and extends to the front of the U-shaped movable frame (1.4) and is fixedly connected to a second knob (4.3), the adjusting block (4.1) is away from the grinding motor (2.6) A tensioning wheel (4.4) is rotatably provided on one side wall; one end of the upper grinding roller (2.5) away from the grinding motor (2.6) rotates through the lifting block (2.2) and is fixedly connected to a driven wheel (2.51); one end of the lower grinding roller (2.7) away from the grinding motor (2.6) rotates through the U-shaped moving frame (1.4) and is fixedly connected to a driving wheel (2.71); a transmission belt (4.5) is wound around the tensioning wheel (4.4), the driving wheel (2.71) and the driven wheel (2.51).

5. The grinding device for ceramic fiber blanket according to claim 1, characterized in that: A first guide rod (1.5) is fixedly connected between the two U-shaped brackets (1.1) and respectively located on both sides of the transmission screw rod (1.3), and the U-shaped moving bracket (1.4) is slidably connected to the first guide rod (1.5).

6. The grinding device for ceramic fiber blanket according to claim 3, characterized in that: Second guide rods (3.71) are slidably inserted on the fixing plate (3.7) and located on both sides of the pressing screw rod (3.8), and the lower ends of the second guide rods (3.71) are fixedly connected to the pressing plate (3.9).

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