A high-precision automatic edge sealing device for fire doors

Abstract

The invention discloses a high-precision automatic edge sealing device for fire doors, which belongs to the technical field of fire door production. The device comprises a bracket and an edge sealing mechanism, wherein the edge sealing mechanism comprises: a driving roller, an edge sealer, a supporting frame, a moving frame, a grinding assembly, an adjusting assembly and a limiting assembly. The supporting frame can be moved along a slide rail by a telescopic member, so that the rotating roller and the grinding assembly can be conveniently contacted with the edge of the fire door, and the rotating roller and the grinding assembly can be closely contacted with the edge of the fire door by the adjusting assembly, so as to improve the working effect of the grinding assembly. When the moving frame moves on the supporting frame, the positioning assembly can be conveniently limited to the vertical direction of the fire door, so as to ensure the stability of the fire door during movement, further improve the grinding effect, realize the sufficient grinding operation on the edge of the fire door, and the cleaning assembly can clean the edge of the fire door after grinding, so as to facilitate the edge sealing operation of the edge sealer inside the processing box, and improve the edge sealing effect.

Description

Technical Field

[0001] The invention belongs to the technical field of fire door production, and in particular relates to a high-precision automatic edge sealing device for fire doors. Background Art

[0002] A fire door is a door that can meet the requirements of fire resistance, stability, integrity and thermal insulation within a certain period of time. It is installed in fire compartments, evacuation stairwells, vertical shafts and other places. It is a fire partition with a certain fire resistance and can prevent the spread of fire and smoke. It can prevent the spread of fire within a certain period of time and ensure the evacuation of personnel. In the process of edge sealing, the fire door needs to go through the processes of gluing, heating and edge sealing in sequence.

[0003] The existing high-precision automatic edge sealing device for fire doors is not convenient for grinding the edge of the fire door during edge sealing. Direct edge sealing operation is likely to cause edge sealing defects or even edge sealing failure. In addition, most edge sealing devices are single-sided edge sealing, and the edge sealing efficiency is low.

[0004] In order to avoid the above technical problems, it is necessary to provide a high-precision automatic edge sealing device for fire doors to overcome the above defects in the prior art. Summary of the invention

[0005] The object of the present invention is to provide a high-precision automatic edge sealing device for fire doors to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above object, the present invention provides the following technical solutions:

[0007] A high-precision automatic edge sealing device for a fire door, comprising a bracket and an edge sealing mechanism, wherein the edge sealing mechanism comprises:

[0008] The slide rail is fixedly mounted on one end of the top side of the bracket, a processing box is also mounted on the top of the bracket, an edge bander is mounted on the inner side of the processing box, and is used to perform edge banding operations on the polished fire door, a support frame is mounted on the slide rail and the inner side of the processing box, a plurality of driving rollers are mounted on the support frame, and are used to support the fire door and drive the fire door to move on the bracket, a support frame is provided on the top side of the slide rail, a slider is mounted on the bottom end of the support frame, the slider is slidably connected to the slide rail, a fixed block is fixedly mounted on the bottom side of the support frame, a telescopic member is mounted on the top of the bracket, and an output end of the telescopic member is connected to the fixed block, and is used to drive the support frame to move along the slide rail;

[0009] The support frame is L-shaped, and a movable frame is provided on the inner side of the support frame. A first fixed frame is fixedly installed on the side of the movable frame close to the driving roller, and a rotating roller is installed on the first fixed frame. The rotating roller is rotatably connected to the first fixed frame and is in a vertical shape. A grinding assembly is installed on the movable frame for grinding the edge of the fire door. An adjustment assembly is installed between the movable frame and the support frame for enabling the movable frame to move its position on the support frame. A limiting assembly is also installed on the movable frame for performing a vertical positioning operation on the fire door when the movable frame moves its position on the support frame.

[0010] As a further technical solution of the present invention: the grinding assembly comprises:

[0011] The motor frame is fixedly mounted on the top of the mobile frame, a driving member is fixedly mounted on the motor frame, a driving rod is fixedly mounted on the output end of the driving member, the driving rod is vertical, a supporting plate is fixedly mounted on the bottom end of the mobile frame, the supporting plate is rotatably connected to the bottom end of the driving rod, a grinding rod is fixedly mounted on the outer side of the bottom end of the driving rod, a first grinding disc is fixedly mounted on the bottom side of the grinding rod, a rotating cylinder is sleeved on the outer side of the driving rod, the rotating cylinder is slidably connected to the grinding rod, the rotating cylinder can move along the outer side of the grinding rod, and a second grinding disc is fixedly mounted on the bottom side of the rotating cylinder;

[0012] A connecting assembly is installed between the rotating cylinder and the limiting assembly, which is used to adjust the vertical position of the rotating cylinder when the limiting assembly limits the fire door in the vertical direction, so that the second grinding disc is close to the edge of the fire door. A cleaning assembly is also installed on the movable frame. The cleaning assembly is connected to the driving rod and is used to clean the polished surface of the fire door when the driving rod rotates.

[0013] As a further technical solution of the present invention: the cleaning component comprises:

[0014] A rotating rod is installed on the mobile frame and is rotatably connected to the mobile frame. The rotating rod is parallel to the driving rod. A rotating tooth is fixedly installed on the top of the rotating rod. A cleaning brush is installed on the outer side of the bottom end of the rotating rod. A driving tooth is fixedly installed on the outer side of the top of the driving rod. A short rod is installed on the top of the mobile frame. A connecting tooth is installed on the outer side of the short rod. The connecting tooth is rotatably connected to the short rod, and the connecting tooth is meshed with the rotating tooth and the driving tooth.

[0015] As a further technical solution of the present invention: the adjustment component comprises:

[0016] A positioning hole is located on the support frame, a support rod is fixedly installed on the side of the movable frame away from the driving roller, the support rod passes through the positioning hole and is horizontal, an elastic member is sleeved on the outer side of the support rod, one end of the elastic member is connected to the support frame, and the other end is connected to the movable frame, the positioning holes, support rods and elastic members are each provided with a plurality of them and are divided into a plurality of groups and evenly distributed on the support frame and the movable frame, and a baffle is fixedly installed on the end of the support rod away from the movable frame.

[0017] As a further technical solution of the present invention: the limit assembly includes:

[0018] The top end face of said sliding panel also is provided with a toothed structure, and the toothed structure is pivotally connected to the toothed structure of said frame, and the toothed structure is connected along the longitudinal direction of the sliding panel to the toothed structure.

[0019] As a further technical solution of the present invention: the connection assembly comprises:

[0020] A fixed frame is fixedly mounted on the top side of the movable plate. A connecting plate is provided inside the fixed frame. The connecting plate is horizontal and slidably connected to the fixed frame. The connecting plate is rotatably connected to the rotating cylinder.

[0021] As a further technical solution of the present invention: a sewage outlet is provided at the bottom of the support frame, and the bottom of the sewage outlet is fixedly mounted on a sewage discharge frame, and the bottom of the sewage discharge frame is inclined.

[0022] Compared with the prior art, the present invention has the following beneficial effects:

[0023] The present invention provides a high-precision automatic edge sealing device for fire doors, wherein the support frame can be moved along the slide rail by a telescopic part, so that the rotating roller and the grinding component can be conveniently brought into contact with the edge of the fire door, and the rotating roller and the grinding component can be made to be in close contact with the edge of the fire door by adjusting the component, thereby improving the working effect of the grinding component; when the moving frame moves on the support frame, the positioning component can be conveniently used to limit the vertical direction of the fire door, thereby ensuring the stability of the fire door during movement, and further improving the grinding effect, thereby achieving sufficient grinding operation on the edge of the fire door, and the cleaning component can perform cleaning operation on the edge of the fire door after grinding, thereby facilitating the edge sealing operation of the edge sealer on the inner side of the processing box, thereby improving the edge sealing effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a structural schematic diagram of the present invention.

[0025] Figure 2 It is a schematic structural diagram of one end of the bracket in the present invention.

[0026] Figure 3 It is a schematic diagram of the structure of the support frame on the slide rail in the present invention.

[0027] Figure 4 It is a schematic diagram of the structure on the support frame in the present invention.

[0028] Figure 5 It is a schematic diagram of the structure between the moving frame and the supporting frame in the present invention.

[0029] Figure 6 It is a structural schematic diagram of the side surface of the support frame in the present invention.

[0030] Figure 7 It is a structural schematic diagram of the bottom side of the support frame in the present invention.

[0031] Figure 8 It is a schematic diagram of the structure between the positioning component and the moving frame in the present invention.

[0032] Fig. 9 It is a schematic diagram of the structure of the grinding assembly on the mobile frame in the present invention.

[0033] In the attached drawings: 1- bracket, 2- slide rail, 3- processing box, 4- edge bander, 5- support frame, 6- driving roller, 7- grinding assembly, 71- motor frame, 72- driving member, 73- driving rod, 74- supporting plate, 75- grinding rod, 76- first grinding disc, 77- rotating cylinder, 78- second grinding disc, 79- cleaning assembly, 791- rotating rod, 792- rotating teeth, 793- cleaning brush, 794- driving teeth, 795- short rod, 796- connecting teeth, 8- adjusting assembly, 81- positioning hole, 82- supporting rod, 83-elastic part, 84-baffle, 9-limiting assembly, 91-second fixed frame, 92-support roller, 93-fixed plate, 94-adjusting rod, 95-adjusting cylinder, 96-movable plate, 97-third fixed frame, 98-limiting roller, 99-rotating tooth, 90-rack, 10-connecting assembly, 101-fixed frame, 102-connecting plate, 11-support frame, 12-slider, 13-fixed block, 14-telescopic part, 15-movable frame, 16-first fixed frame, 17-rotating roller, 18-sewage outlet, 19-sewage outlet frame. DETAILED DESCRIPTION

[0034] In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0035] The specific implementation of the present invention is described in detail below in conjunction with specific embodiments.

[0036] like Figures 1 to 9 As shown in the embodiment provided by the present invention, a high-precision automatic edge sealing device for fire doors includes a bracket 1 and an edge sealing mechanism, wherein the edge sealing mechanism includes:

[0037] A slide rail 2 is fixedly mounted on one end of the top side of the bracket 1. A processing box 3 is also installed on the top of the bracket 1. An edge bander 4 is installed on the inner side of the processing box 3 for edge banding the polished fire door. A support frame 5 is installed on the inner side of the slide rail 2 and the processing box 3. A plurality of driving rollers 6 are installed on the support frame 5 for supporting the fire door and driving the fire door to move on the bracket 1. A support frame 11 is provided on the top side of the slide rail 2. A slider 12 is installed on the bottom end of the support frame 11. The slider 12 is slidably connected to the slide rail 2. A fixed block 13 is fixedly mounted on the bottom side of the support frame 11. A telescopic member 14 is installed on the top of the bracket 1. The output end of the telescopic member 14 is connected to the fixed block 13 for driving the support frame 11 to move along the slide rail 2.

[0038] The support frame 11 is in an L-shape, and a movable frame 15 is provided on the inner side of the support frame 11. A first fixed frame 16 is fixedly installed on the side of the movable frame 15 close to the driving roller 6. A rotating roller 17 is installed on the first fixed frame 16. The rotating roller 17 is rotatably connected to the first fixed frame 16 and is in a vertical shape. A grinding assembly 7 is installed on the movable frame 15 for grinding the edge of the fire door. An adjustment assembly 8 is installed between the movable frame 15 and the support frame 11 for enabling the movable frame 15 to move on the support frame 11. A limiting assembly 9 is also installed on the movable frame 15 for vertically positioning the fire door when the movable frame 15 moves on the support frame 11.

[0039] In this embodiment, the support frame 11 can be moved along the slide rail 2 by the telescopic member 14, so that the rotating roller 17 and the grinding assembly 7 can be conveniently contacted with the edge of the fire door. The rotating roller 17 and the grinding assembly 7 can be made to be in close contact with the edge of the fire door by adjusting the assembly 8, thereby improving the working effect of the grinding assembly 7. When the moving frame 15 moves on the support frame 11, it is convenient for the positioning assembly to limit the vertical direction of the fire door, thereby ensuring the stability of the fire door during movement, further improving the grinding effect, achieving sufficient grinding operation on the edge of the fire door, and cleaning assembly 79 can clean the edge of the fire door after grinding, thereby facilitating the edge sealing operation of the edge sealer 4 on the inner side of the processing box 3, thereby improving the edge sealing effect. The part 14 can be a telescopic motor or a cylinder, etc. In the present embodiment, the telescopic part 14 is a telescopic motor. The support frame 11, the movable frame 15, the grinding assembly 7, the adjustment assembly 8, the positioning assembly and the telescopic part 14 are each provided with two and divided into two groups symmetrically distributed at both ends of the driving roller 6. The telescopic part 14 can be used to perform edge grinding operations on fire doors of different sizes. After the edge of the fire door is ground, the edge banding operation can be performed by the edge bander 4, which is convenient to operate; rolling bearings are installed between the two ends of the rotating roller 17 and the first fixed frame 16. The first fixed frame 16 and the rotating roller 17 are each provided with multiple and divided into multiple groups distributed on both sides of the grinding assembly 7, which is convenient for horizontal limiting operations on the fire door and makes the grinding assembly 7 fully contact with the edge of the fire door.

[0040] In one embodiment of the present invention, see Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 8 and Fig. 9 , the grinding assembly 7 comprises:

[0041] The motor frame 71 is fixedly mounted on the top of the mobile frame 15, and a driving member 72 is fixedly mounted on the motor frame 71. A driving rod 73 is fixedly mounted on the output end of the driving member 72. The driving rod 73 is vertical. A supporting plate 74 is fixedly mounted on the bottom end of the mobile frame 15. The supporting plate 74 is rotatably connected to the bottom end of the driving rod 73. A grinding rod 75 is fixedly mounted on the outer side of the bottom end of the driving rod 73. A first grinding disc 76 is fixedly mounted on the bottom side of the grinding rod 75. A rotating cylinder 77 is sleeved on the outer side of the driving rod 73. The rotating cylinder 77 is slidably connected to the grinding rod 75. The rotating cylinder 77 can move along the outer side of the grinding rod 75. A second grinding disc 78 is fixedly mounted on the bottom side of the rotating cylinder 77.

[0042] A connecting assembly 10 is installed between the rotating cylinder 77 and the limiting assembly 9, which is used to adjust the vertical position of the rotating cylinder 77 when the limiting assembly 9 limits the fire door in the vertical direction, so that the second grinding disc 78 is close to the edge of the fire door. A cleaning assembly 79 is also installed on the movable frame 15. The cleaning assembly 79 is connected to the driving rod 73, and is used to clean the polished surface of the fire door when the driving rod 73 rotates.

[0043] The cleaning component 79 includes:

[0044] The rotating rod 791 is installed on the moving frame 15 and is rotatably connected to the moving frame 15. The rotating rod 791 is parallel to the driving rod 73. A rotating tooth 792 is fixedly installed on the top of the rotating rod 791. A cleaning brush 793 is installed on the outer side of the bottom end of the rotating rod 791. A driving tooth 794 is fixedly installed on the outer side of the top of the driving rod 73. A short rod 795 is installed on the top of the moving frame 15. A connecting tooth 796 is installed on the outer side of the short rod 795. The connecting tooth 796 is rotatably connected to the short rod 795, and the connecting tooth 796 is meshed with the rotating tooth 792 and the driving tooth 794.

[0045] In this embodiment, a motor frame 71 and a driving member 72 are fixedly installed on the top of the movable frame 15. The driving member 72 can be a rotary motor or a stepping motor, etc. In this embodiment, the driving member 72 is a rotary motor. A vertical driving rod 73 is fixedly installed on the output end of the driving member 72. The driving rod 73 passes through the top of the movable frame 15. A rolling bearing is installed between the driving rod 73 and the movable frame 15. A supporting plate 74 is fixedly installed on the bottom end of the movable frame 15. A rolling bearing is installed between the bottom end of the driving rod 73 and the supporting plate 74. The driving rod 73 can perform a stable rotation operation on the movable frame 15. A grinding rod 75 is fixedly installed on the outer side of the bottom end of the driving rod 73. The grinding rod 75 can rotate with the driving rod 73 to achieve For grinding operation at the edge of the fire door, a first grinding disc 76 is fixedly installed on the bottom side of the grinding rod 75. The height of the first grinding disc 76 is in the same horizontal line as the top of the driving roller 6, which is convenient for following the grinding rod 75 to grind the edge of the fire door. A rotating cylinder 77 is provided on the outside of the driving rod 73. The cross-sectional shape of the driving rod 73 is a cross. The top of the rotating cylinder 77 is slidably connected to the driving rod 73. The driving rod 73 can drive the rotating cylinder 77 to rotate. The bottom end of the rotating cylinder 77 can move along the outside of the grinding rod 75. A second grinding disc 78 is fixedly installed on the bottom end of the rotating cylinder 77. The height of the rotating cylinder 77 can be adjusted following the positioning assembly, which is convenient for grinding the edges of fire doors of different thicknesses and is convenient for use.

[0046] The rotating rod 791 is installed on the top of the moving frame 15, and a rolling bearing is installed between the rotating rod 791 and the moving frame 15. A support plate 74 is also provided at the bottom of the rotating rod 791. The rotating rod 791 can perform a stable rotation operation on the moving frame 15. A cylindrical cleaning brush 793 is fixedly installed on the outer side of the bottom end of the rotating rod 791. The rotating rod 791 can drive the cleaning brush 793 to clean the edge of the fire door, which can effectively prevent the debris generated by grinding from remaining on the surface of the fire door and affecting the subsequent edge sealing operation. A rotating tooth 792 is fixedly installed on the top of the rotating rod 791, and a driving tooth 794 is fixedly installed on the outer side of the top of the driving rod 73. A connecting tooth 796 is provided between the driving tooth 794 and the rotating tooth 792, and a rolling bearing is installed between the connecting tooth 796 and the short rod 795. The connecting teeth 796 can perform a stable rotation operation on the short rod 795, and the short rod 795 is fixedly mounted on the movable frame 15. The connecting teeth 796 are meshed and connected with the driving teeth 794 and the rotating teeth 792. The rotation direction of the grinding rod 75 is opposite to the movement direction of the fire door, which is convenient for the grinding rod 75 to fully grind the edge of the fire door. The cleaning brush 793 can also clean the polished fire door when the driving rod 73 rotates to ensure the subsequent edge sealing effect; the bottom end of the support frame 11 is provided with a sewage outlet 18, and the bottom end of the sewage outlet 18 is fixedly mounted on a sewage frame 19, and the bottom end of the sewage frame 19 is inclined. The sewage outlet 18 is arranged on the bottom side of the grinding component 7, and the debris generated by grinding can enter the inner side of the sewage frame 19 through the cleaning component and the sewage outlet 18, so as to avoid the debris remaining on the inner side of the support frame 11, which is convenient for use.

[0047] In one embodiment of the present invention, see Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6 , the regulating component 8 comprises:

[0048] The positioning hole 81 is located on the support frame 11, and a support rod 82 is fixedly installed on the side of the movable frame 15 away from the driving roller 6. The support rod 82 passes through the positioning hole 81 and is horizontal. An elastic member 83 is sleeved on the outer side of the support rod 82. One end of the elastic member 83 is connected to the support frame 11, and the other end is connected to the movable frame 15. The positioning hole 81, the support rod 82 and the elastic member 83 are each provided with a plurality of and are divided into a plurality of groups and are evenly distributed on the support frame 11 and the movable frame 15. A baffle 84 is fixedly installed on the end of the support rod 82 away from the movable frame 15.

[0049] In this embodiment, the positioning hole 81 is located on the side of the support frame 11 away from the driving roller 6, and a horizontal support rod 82 is fixedly installed on the movable frame 15. The support rod 82 passes through the positioning hole 81, and the support rod 82 can support the movable frame 15. The positioning hole 81 and the support frame 11 can realize the horizontal position movement of the movable frame 15 on the support frame 11. The support rod 82 can ensure the stability of the movable frame 15 during the position movement process through multiple groups of positioning holes 81. The elastic member 83 is sleeved on the outside of the support rod 82. The elastic member 83 can be a spring or rubber, etc. In this embodiment, the elastic member 83 is a spring. The elastic member 83 can make the rotating roller 17 on the movable frame 15 fully contact with the edge of the fire door, and can also realize the reset operation of the movable frame 15, which is convenient to use.

[0050] In one embodiment of the present invention, see Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 , Figure 7 and Figure 8 , the limiting component 9 includes:

[0051] A second fixed frame 91 is fixedly mounted on the end of the support frame 11 close to the driving roller 6, a supporting roller 92 is mounted on the second fixed frame 91, the supporting roller 92 is rotatably connected to the second fixed frame 91 and is horizontal, a fixing plate 93 is fixedly mounted on the top side of the support frame 11, the fixing plate 93 is horizontal, an adjusting rod 94 is mounted on the end of the fixing plate 93 close to the driving roller 6, an adjusting cylinder 95 is mounted on the outer side of the bottom end of the adjusting rod 94, a moving plate 96 is fixedly mounted on the bottom end of the adjusting cylinder 95, a third fixed frame 97 is fixedly mounted on the bottom side of the moving plate 96, and the third fixed frame 9 7 is provided with a limit roller 98, the limit roller 98 is rotatably connected to the third fixed frame 97, the adjusting rod 94 is threadedly connected to the adjusting cylinder 95, the adjusting rod 94 passes through the fixed plate 93 and is rotatably connected to the fixed plate 93, a rotating tooth 99 is fixedly installed on the top of the adjusting rod 94, a rack 90 is fixedly installed on the top side of the mobile frame 15, the rack 90 is parallel to the support rod 82 and meshed with the rotating tooth 99; the fixed plate 93, the adjusting rod 94, the adjusting cylinder 95, the rotating rod and the rack 90 are each provided with two and are divided into two groups and symmetrically installed on the support frame 11 and the mobile frame 15.

[0052] The connection assembly 10 comprises:

[0053] The fixed frame 101 is fixedly mounted on the top side of the movable plate 96 . A connecting plate 102 is provided inside the fixed frame 101 . The connecting plate 102 is horizontal and slidably connected to the fixed frame 101 . The connecting plate 102 is rotatably connected to the rotating cylinder 77 .

[0054] In this embodiment, the second fixing frame 91 is fixedly mounted on the support frame 11, rolling bearings are installed between the two ends of the support roller 92 and the second fixing frame 91, the second fixing frame 91 and the support roller 92 are provided with a plurality of and divided into a plurality of groups and distributed on the support frame 11, the top side of the support roller 92 and the top side of the driving roller 6 are on the same horizontal line, which is convenient for supporting the fire door, the fixing plate 93 is horizontal and fixedly mounted on the support frame 11, the bottom side of the fixing plate 93 is provided with a movable plate 96, the movable plate 96 is parallel to the fixing plate 93, the limit A rolling bearing is installed between the roller 98 and the third fixed frame 97. The third fixed frame 97 and the limiting roller 98 are both provided with a plurality of and divided into a plurality of groups and evenly distributed on the bottom side of the movable plate 96. An adjusting rod 94 and an adjusting cylinder 95 are installed between the movable plate 96 and the fixed plate 93. The adjusting rod 94 is a threaded rod in this embodiment. The adjusting rod 94 is threadedly connected to the inner side of the adjusting cylinder 95. When the adjusting rod 94 rotates, it is convenient to drive the adjusting cylinder 95 to move along the adjusting rod 94. The bottom end of the adjusting cylinder 95 is fixedly connected to the movable plate 96. The adjusting rod 94 is connected to the adjusting cylinder 95. The adjusting cylinder 95 is vertical, the top of the adjusting rod 94 passes through the fixed plate 93 and a rolling bearing is installed between the fixed plate 93, the top of the adjusting rod 94 is fixedly installed with a rotating tooth 99, and the top side of the moving frame 15 is fixedly installed with a rack 90, and the rack 90 is meshed with the rotating tooth 99. When the moving frame 15 moves on the support frame 11, the rotating tooth 99 can drive the adjusting rod 94 to rotate through the rack 90, and further realize the vertical position movement of the moving plate 96. The fixed plate 93, the adjusting rod 94, and the adjusting cylinder 95. Two rotating rods and racks 90 are provided and divided into two groups and symmetrically installed on the support frame 11 and the moving frame 15, so as to ensure the stability of the moving plate 96 in the vertical direction. When the support frame 11 is close to the fire door through the telescopic member 14, the moving frame 15 can move relative to the support frame 11, so that the limiting roller 98 can be close to the top side of the fire door. The limiting roller 98 and the supporting roller 92 can be used to limit the fire door in the vertical direction, so as to ensure the stability of the fire door in the moving process, and can realize the vertical limiting operation of the fire doors of different thicknesses, which is convenient for use.

[0055] A fixed frame 101 is fixedly installed on the movable plate 96, and the shape of the fixed frame 101 is a U-shape. The connecting plate 102 is parallel to the support rod 82 and passes through the fixed frame 101. A rolling bearing is installed between the connecting plate 102 and the rotating cylinder 77, which can ensure that the rotating cylinder 77 follows the driving rod 73 to rotate. The second grinding disc 78 and the bottom side of the limiting roller 98 are on the same horizontal line. When the limiting roller 98 contacts the fire door, the second grinding disc 78 contacts the edge of the fire door, which is convenient for grinding operation and easy to operate. When the movable plate 96 moves in the vertical direction, the rotating cylinder 77 can be driven to move in the vertical direction through the connecting plate 102 and the fixed frame 101, which is convenient to use.

[0056] The working principle of the present invention is:

[0057] In the present invention, the fire door is first placed on the driving roller 6, and then the telescopic member 14 is controlled to make the rotating rollers 17 on the two support frames 11 close to the two sides of the fire door, and the mobile frame 15 is moved relative to the support frame 11 during the movement of the support frame 11, and the adjustment rod 94 is rotated by the rack 90 and the rotating tooth 99, so that the limiting roller 98 on the moving plate 96 is close to the top side of the fire door and contacts the surface of the fire door. When the limiting roller 98 contacts the surface of the fire door, the telescopic member 14 is controlled to fix the position of the support frame 11. When the grinding rod 75, the first grinding disc 76 and the second grinding disc 78 are in contact with the edge of the fire door, the driving member 72 can be controlled to perform a grinding operation on the edge of the fire door, the driving roller 6 can be controlled to move the position of the fire door, and the grinding assembly 7 can fully grind the edge of the fire door. After grinding, the edge of the fire door can be cleaned by the cleaning brush 793. The polished fire door enters the inner side of the processing box 3, and the edge banding operation can be performed on the polished fire door through the edge banding device 4, thereby improving the edge banding accuracy and the edge banding effect.

[0058] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

[0059] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A high-precision automatic edge sealing device for a fire door, comprising a bracket (1) and an edge sealing mechanism, characterized in that: The edge sealing mechanism comprises: A slide rail (2) is fixedly mounted on one end of the top side of the bracket (1); a processing box (3) is also mounted on the top of the bracket (1); an edge bander (4) is mounted inside the processing box (3) for performing edge banding operations on the polished fire door; a support frame (5) is mounted inside the slide rail (2) and the processing box (3); a plurality of driving rollers (6) are mounted on the support frame (5) for supporting the fire door and driving the fire door to move on the bracket (1); a support frame (11) is provided on the top side of the slide rail (2); a slider (12) is mounted on the bottom end of the support frame (11); the slider (12) is slidably connected to the slide rail (2); a fixed block (13) is fixedly mounted on the bottom side of the support frame (11); a telescopic member (14) is mounted on the top of the bracket (1); an output end of the telescopic member (14) is connected to the fixed block (13) for driving the support frame (11) to move along the slide rail (2); The support frame (11) is in an L-shape. A movable frame (15) is provided inside the support frame (11). A first fixed frame (16) is fixedly installed on the side of the movable frame (15) close to the driving roller (6). A rotating roller (17) is installed on the first fixed frame (16). The rotating roller (17) is rotatably connected to the first fixed frame (16) and is in a vertical shape. A grinding component (7) is installed on the movable frame (15) for grinding the edge of the fire door. An adjustment component (8) is installed between the movable frame (15) and the support frame (11) for enabling the movable frame (15) to move on the support frame (11). A limiting component (9) is also installed on the movable frame (15) for positioning the fire door in a vertical direction when the movable frame (15) moves on the support frame (11). The grinding assembly (7) comprises: A motor frame (71) is fixedly mounted on the top of the moving frame (15); a driving member (72) is fixedly mounted on the motor frame (71); a driving rod (73) is fixedly mounted on the output end of the driving member (72); the driving rod (73) is vertical; a supporting plate (74) is fixedly mounted on the bottom end of the moving frame (15); the supporting plate (74) is rotatably connected to the bottom end of the driving rod (73); a grinding rod (75) is fixedly mounted on the outer side of the bottom end of the driving rod (73); a first grinding disc (76) is fixedly mounted on the bottom side of the grinding rod (75); a rotating cylinder (77) is sleeved on the outer side of the driving rod (73); the rotating cylinder (77) is slidably connected to the grinding rod (75); the rotating cylinder (77) can move along the outer side of the grinding rod (75); a second grinding disc (78) is fixedly mounted on the bottom side of the rotating cylinder (77); A connecting assembly (10) is installed between the rotating cylinder (77) and the limiting assembly (9), and is used to adjust the vertical position of the rotating cylinder (77) when the limiting assembly (9) limits the fire door in the vertical direction, so that the second grinding disc (78) is close to the edge of the fire door. A cleaning assembly (79) is also installed on the moving frame (15), and the cleaning assembly (79) is connected to the driving rod (73) and is used to clean the surface of the fire door after grinding when the driving rod (73) rotates. The cleaning component (79) comprises: A rotating rod (791) is mounted on the moving frame (15) and is rotatably connected to the moving frame (15); the rotating rod (791) is parallel to the driving rod (73); a rotating tooth (792) is fixedly mounted on the top of the rotating rod (791); a cleaning brush (793) is mounted on the outer side of the bottom of the rotating rod (791); a driving tooth (794) is fixedly mounted on the outer side of the top of the driving rod (73); a short rod (795) is mounted on the top of the moving frame (15); a connecting tooth (796) is mounted on the outer side of the short rod (795); the connecting tooth (796) is rotatably connected to the short rod (795); and the connecting tooth (796) is meshedly connected to both the rotating tooth (792) and the driving tooth (794); The adjustment component (8) comprises: A positioning hole (81) is located on the support frame (11); a support rod (82) is fixedly installed on the side of the movable frame (15) away from the driving roller (6); the support rod (82) passes through the positioning hole (81) and is horizontal; an elastic member (83) is sleeved on the outer side of the support rod (82); one end of the elastic member (83) is connected to the support frame (11) and the other end is connected to the movable frame (15); a plurality of positioning holes (81), support rods (82) and elastic members (83) are provided and divided into a plurality of groups and evenly distributed on the support frame (11) and the movable frame (15); a baffle (84) is fixedly installed on the end of the support rod (82) away from the movable frame (15); The limiting component (9) comprises: A second fixed frame (91) is fixedly mounted on one end of the support frame (11) close to the driving roller (6); a supporting roller (92) is mounted on the second fixed frame (91); the supporting roller (92) is rotatably connected to the second fixed frame (91) and is in a horizontal shape; a fixing plate (93) is fixedly mounted on the side of the top end of the support frame (11); the fixing plate (93) is in a horizontal shape; an adjusting rod (94) is mounted on one end of the fixing plate (93) close to the driving roller (6); an adjusting cylinder (95) is mounted on the outer side of the bottom end of the adjusting rod (94); a moving plate (96) is fixedly mounted on the bottom end of the adjusting cylinder (95); a third fixed frame (97) is fixedly mounted on the bottom side of the moving plate (96); the third fixed frame (97) A limiting roller (98) is installed on the upper part, the limiting roller (98) is rotatably connected to the third fixed frame (97), the adjusting rod (94) is threadedly connected to the adjusting cylinder (95), the adjusting rod (94) passes through the fixed plate (93) and is rotatably connected to the fixed plate (93), a rotating tooth (99) is fixedly installed on the top of the adjusting rod (94), a rack (90) is fixedly installed on the top side of the movable frame (15), the rack (90) is parallel to the support rod (82) and meshed with the rotating tooth (99); the fixed plate (93), the adjusting rod (94), the adjusting cylinder (95), the rotating rod and the rack (90) are each provided with two and divided into two groups and symmetrically installed on the support frame (11) and the movable frame (15); The connection assembly (10) comprises: A fixed frame (101) is fixedly mounted on the top side of the movable plate (96); a connecting plate (102) is provided inside the fixed frame (101); the connecting plate (102) is horizontal and slidably connected to the fixed frame (101); and the connecting plate (102) is rotatably connected to the rotating cylinder (77).

2. The high-precision automatic edge sealing device for fire doors according to claim 1, characterized in that: The bottom end of the support frame (11) is provided with a sewage outlet (18), the bottom end of the sewage outlet (18) is fixedly mounted on a sewage outlet frame (19), and the bottom end of the sewage outlet frame (19) is inclined.

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