CN217619569U

CN217619569U - Edge grinding device for processing fireproof door

Info

Publication number: CN217619569U
Application number: CN202221822304.2U
Authority: CN
Inventors: 梁伟明
Original assignee: Guangdong Hezhongjun Industrial Co ltd
Current assignee: Guangdong Hezhongjun Industrial Co ltd
Priority date: 2022-07-14
Filing date: 2022-07-14
Publication date: 2022-10-21
Anticipated expiration: 2032-07-14

Abstract

The utility model discloses a prevent fire door edging device for processing relates to and prevents fire door processing technology field, including workstation, edging height adjusting unit, edging unit, dust removal buffer unit, the fixed spacing unit workstation bottom surface of work piece respectively with the opening terminal surface fixed connection of two equidistant U type landing legs, be provided with edging height adjusting unit on the workstation, be provided with the edging unit on the edging height adjusting unit, the position that workstation upper end surface is located edging height adjusting unit right side is provided with the fixed spacing unit of work piece, it includes sprinkler, coupling hose, sprinkler fixed plate, sprinkler head, filter, flexible post one, buffering soft board to be provided with on the fixed spacing unit of work piece and prevent fire door dust removal buffer unit, does not need the artificial direction that changes fire door to come the opposite side to polish in operation process, and the operation is convenient, is difficult for leading to the fact the injury to the people, and degree of automation is high.

Description

Edge grinding device for processing fireproof door

Technical Field

The utility model relates to a prevent fire door processing technology field, specifically be a prevent fire door edging device for processing.

Background

A fire door is a door that can meet the requirements of fire stability, integrity and thermal insulation within a certain period of time. The fireproof partition is arranged in fireproof partitions, evacuation staircases, vertical shafts and the like and has certain fire resistance, and the fireproof door has the functions of preventing fire from spreading and smoke from diffusing besides the function of a common door, can prevent the fire from spreading within a certain time and ensures personnel evacuation.

Present prevent fire door edging device for processing has the direction that needs the people to change to prevent fire door in operation process and comes the opposite side to polish, and the operation is inconvenient, causes the injury to the people easily, and degree of automation is low.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a prevent fire door edging device for processing, do not need the artificial direction that prevents fire door of changing to come the opposite side to polish in operation process, the operation is convenient and fast, is difficult for causing the injury to the people, and degree of automation is high, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: an edging device for processing a fireproof door comprises a workbench, an edging height adjusting unit, an edging unit, a dust removal buffering unit and a workpiece fixing and limiting unit;

a workbench: the bottom end surface of the workbench is fixedly connected with the opening end surfaces of the two equally-spaced U-shaped supporting legs respectively, an edging height adjusting unit is arranged on the workbench, an edging unit is arranged on the edging height adjusting unit, a workpiece fixing and limiting unit is arranged at the position, on the right side of the edging height adjusting unit, of the upper end surface of the workbench, and a fireproof door is arranged on the workpiece fixing and limiting unit;

a dust removal buffer unit: include sprinkler, coupling hose, sprinkler fixed plate, sprinkler bead, filter, flexible post one, buffering soft board, flexible post two and support soft board, U type backup pad on the edging unit has seted up circular through-hole for bulge's rear side, U type backup pad is fixed connection sprinkler fixed plate on the position of bulge's rear side position in circular through-hole downside, the upper end fixed surface of sprinkler fixed plate connects the sprinkler bead, the water jet fixed connection sprinkler bead of sprinkler, the water jet sets up in circular through-hole, the last position fixed connection filter that lies in circular through-hole of bulge in the U type backup pad, the one end of coupling hose is connected to the water inlet of sprinkler, the other end of coupling hose passes the left side of the backup pad in the edging height adjusting unit and is connected with outside water source, the inboard bottom of U type baffle in the edging height adjusting unit is the one end of four flexible post one of fixed connection rectangular array respectively, and the other end of all flexible post one is connected with the upper end fixed surface of a buffering soft board, cup joints the buffering spring on every flexible post one respectively, the upper end of the support frame in the fixed surface of the work piece in the unit is two spacing fixed connection motor respectively two flexible post intervals, two flexible post interval on two flexible post respectively.

The workstation is used for fixing whole device, U type landing leg is used for supporting the workstation, edging height adjusting unit is used for adjusting the cutter height, the edging unit is used for edging the work piece, the fixed spacing unit of work piece is used for fixing spacing to preventing fire door, the sprinkler is used for spraying water, remove dust, prevent to influence the precision in the course of working, coupling hose is used for letting outside water source flow in the sprinkler, the sprinkler bead is used for letting outside water source flow in the device and removes dust the cooling, the sprinkler fixed plate is used for fixing the sprinkler, the filter is used for preventing grinding piece damage sprinkler when processing, buffering soft board and flexible post cooperation, come to cushion in the grinding, increase stability, flexible post two and support soft board are used for buffering fixedly to preventing fire door.

Further, edging altitude mixture control unit includes backup pad, L type motor support frame, altitude mixture control motor, screw post one, "worker" font movable block one and U type baffle, the upper end fixed surface joint support board of workstation, spout one has been seted up in the backup pad, spout one internal sliding connection "worker" font movable block one, screw and screw post threaded connection on "worker" font movable block one, screw post one is at a spout internal rotation connection, the upside of the backup pad that the top of screw post one was passed and with the output shaft fixed connection of altitude mixture control motor, the vertical direction of the upper end fixed connection L type motor support frame of backup pad, L type motor support frame horizontal direction inboard and altitude mixture control motor fixed connection, the left side terminal surface of the right side fixed surface connection U type baffle of "worker" font movable block one, the input of altitude mixture control motor is connected with external power source's output electricity through external control switch group.

The backup pad is used for fixed "worker" font movable block one, and L type motor support frame is used for fixed altitude mixture control motor, and altitude mixture control motor is used for driving a screw thread post and rotates, and screw thread post one is used for driving "worker" font movable block one and removes, adjusts the cutter height position, "worker" font movable block one is used for driving U type baffle and removes, and U type baffle is used for preventing that limit in-process grinding piece is in disorder to fly, protects the operator.

Furthermore, edging altitude mixture control unit still contains the transparent glass board, the front side of U type baffle is opened and is equipped with the viewing aperture, fixed joint transparent glass board in the viewing aperture.

The transparent glass plate is made of toughened glass, so that the edging condition and observation are facilitated.

Further, the edging unit includes "worker" font movable block two, screw post two, support frame, lateral adjustment motor, motor protective housing, bearer bar, motor one, rotation post, edging sword and U type backup pad, horizontal spout two has been seted up on the upside surface of U type baffle, sliding connection "worker" font movable block two in the spout two, the screw and two threaded connection of screw post of "worker" font movable block two, screw post two is at two internal rotation of spout connections, the rear end of screw post two passes the rear side of U type baffle and with the output shaft fixed connection of lateral adjustment motor, the rear side surface fixed connection support frame of U type baffle, the downside fixed surface of support frame connects the motor protective housing, the lateral adjustment motor has been cup jointed at the middle part of motor protective housing, the downside fixed surface of "worker" font movable block two connects the bearer bar, fixed connection motor one in the bearer bar, the one end fixed connection of motor output shaft and the rotation post, the other end fixed connection motor output end that the through-hole on the U type backup pad was passed, the other end of edging sword passes through the outside fixed surface of pivot and the lateral adjustment motor output end of power switch group, the other end of lateral adjustment motor and the lateral adjustment motor connected support bar, the outside fixed surface of the pole is connected with the lateral adjustment motor output end of the lateral adjustment motor set.

The support frame is used for fixed motor protective housing, the motor protective housing is used for fixed horizontal adjustment motor, horizontal adjustment motor is used for driving two rotations of screw thread post, the screw thread post is used for driving two removals of "worker" font movable block, carry out the back-and-forth movement with this and carry out the grinding, "worker" font movable block two is used for fixed bearer frame, the bearer frame is used for fixed motor one and bracing piece, the bracing piece is used for fixed U type backup pad, start as motor one, motor one drives and rotates the post and rotate, it drives the edging sword and rotates to rotate the post, the edging sword is used for taking the machined part to carry out the edging.

Further, the fixed spacing unit of work piece includes screw thread post three, handrail one and movable block, spout three has been seted up on the upper end surface of workstation, sliding connection movable block in the spout three, the screw and the three threaded connection of screw thread post of movable block, screw thread post three is connected at three internal rotations in the spout, the right-hand member of screw thread post three passes the right side and handrail fixed connection of workstation.

The three-purpose screw thread post that is used for driving the movable block to slide, the movable block is used for driving the motor carriage to slide to this changes the horizontal position of preventing fire door, and handrail one is used for driving the three rotations of screw thread post.

Further, the fixed spacing unit of work piece still contains motor carriage, rotation support column, motor two, fixed door plant, handrail two and vacuum chuck, the upper end fixed surface of movable block connects the motor carriage, fixed connection motor two in the motor carriage, the output shaft of motor two and the one end fixed connection who rotates the support column, the top that the other end that rotates the support column passed the motor carriage rotates with vacuum chuck to be connected, the last fire door that is provided with of vacuum chuck, the front side of motor carriage is opened and is equipped with the motor and detects the mouth, one side sliding connection fixed door plant of motor inspection mouth, the front side fixed connection handrail two of fixed door plant, the input of motor two is connected with external power source's output electricity through external control switch group.

The motor support frame is used for fixing a second motor, the second motor is used for driving the rotating support column to rotate, the rotating support column is used for driving the vacuum chuck to rotate, the vacuum chuck is used for fixing the fireproof door, the fixing door plate is used for fixing the second motor, and the second handrail is used for facilitating the fixing of the door plate to slide so as to rotate the fireproof door to grind different edges.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this prevent fire door edging device for processing has following benefit: the device is provided with a dust removal buffer unit, a water sprayer is used for spraying water to remove dust and prevent the precision from being influenced in the machining process, a connecting hose is used for enabling an external water source to flow into the water sprayer, a water spraying head is used for enabling the external water source to flow into the device to remove dust and cool, a water sprayer fixing plate is used for fixing the water sprayer, and a filter plate is used for preventing grinding scraps in the machining process from damaging the water sprayer to treat scraps generated in the machining process of the device so as to increase the edging precision;

2. this prevent fire door edging device for processing has following benefit: the device is provided with a workpiece fixing and limiting unit, the threaded column is used for driving the movable block to slide, the movable block is used for driving the motor supporting frame to slide, so that the transverse position of the fireproof door is changed, the motor supporting frame is used for fixing the motor II, the motor II is used for driving the rotating supporting column to rotate, the rotating supporting column is used for driving the vacuum chuck to rotate, the vacuum chuck is used for fixing the fireproof door, so that the protective door is fixed and limited, and the operation is convenient;

3. this prevent fire door edging device for processing has following benefit: need not artificially change the direction of preventing fire door and come the opposite side and polish in the operation process, the operation is convenient and easy, is difficult for causing the injury to the people, and degree of automation is high.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a front view of the present invention showing a partial sectional structure;

FIG. 3 is a schematic view of a partial enlarged structure at A in FIG. 2 according to the present invention;

fig. 4 is a schematic view of the back structure of the present invention.

In the figure: 1 workbench, 2 fireproof doors, 3 edging height adjusting units, 31 supporting plates, 32L-shaped motor supporting frames, 33 height adjusting motors, 34 first threaded columns, 35I-shaped movable blocks, 36U-shaped baffle plates, 37 transparent glass plates, 4 edging units, 41I-shaped movable blocks, 42 second threaded columns, 43 supporting frames, 44 transverse adjusting motors, 45 motor protective shells, 46 protective frames, 47 motor I, 48 rotating columns, 49 edging knives, 410U-shaped supporting plates, 5 dedusting buffer units, 51 sprayers, 52 connecting hoses, 53 sprayer fixing plates, 54 sprayers, 55 filter plates, 56 first telescopic columns, 57 buffer soft plates, 58 telescopic columns, 59 supporting soft plates, 6 workpiece fixing and limiting units, 61 third threaded columns, 62 handrails, 63 movable blocks, 64 motor supporting frames, 65 rotating supporting columns, 66 motor II, 67 fixing door plates, 68 handrails II, 69 vacuum supporting legs and 7U-shaped supporting legs.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present embodiment provides a technical solution: an edging device for processing a fireproof door comprises a workbench 1, an edging height adjusting unit 3, an edging unit 4, a dust removal buffer unit 5 and a workpiece fixing and limiting unit 6;

a workbench 1: the bottom end surface is respectively and fixedly connected with the opening end surfaces of two equally-spaced U-shaped supporting legs 7, an edging height adjusting unit 3 is arranged on the workbench 1, an edging unit 4 is arranged on the edging height adjusting unit 3, a workpiece fixing and limiting unit 6 is arranged at the position, located on the right side of the edging height adjusting unit 3, of the upper end surface of the workbench 1, and a fireproof door 2 is arranged on the workpiece fixing and limiting unit 6;

dust removal buffer unit 5: include sprinkler 51, coupling hose 52, sprinkler fixed plate 53, sprinkler head 54, filter 55, flexible post 56, buffering soft board 57, flexible post two 58 and support soft board 59, U type backup pad 410 on edging unit 4 is opened for the rear side of bulge has circular through-hole, U type backup pad 410 is fixed connection sprinkler fixed plate 53 on the position of circular through-hole downside for the rear side of bulge, the upper end fixed surface of sprinkler fixed plate 53 connects sprinkler 51, the spout fixed connection sprinkler head 54 of sprinkler 51, the spout 54 sets up in circular through-hole, the position fixed connection filter 55 that lies in circular through-hole on the bulge on U type backup pad 410, the one end of coupling hose 52 is connected to the water inlet of sprinkler 51, the other end of coupling hose 52 passes the left side of backup pad 31 in edging height adjustment unit 3 and is connected with the outside water source, the inboard bottom of U type baffle 36 in edging height adjustment unit 3 is the one end of four flexible post one 56 of fixed connection rectangular array respectively, the other end of all flexible post one 56 and the upper cover fixed end 57 of a buffering soft board, the two telescopic post fixed surface connection springs 58 support the flexible post of two telescopic post fixed surface respectively and support the flexible post fixed connection spring 64 in the telescopic frame 58, two telescopic post fixed connection units respectively.

Workstation 1 is used for fixing whole device, U type landing leg 7 is used for supporting workstation 1, edging height adjusting unit 3 is used for adjusting the cutter height, edging unit 4 is used for edging the work piece, the fixed spacing unit 6 of work piece is used for fixing spacingly to preventing fire door, sprinkler 51 is used for spraying water, remove dust, prevent to influence the precision in the course of working, coupling hose 52 is used for letting outside water source flow in sprinkler 51, sprinkler head 54 is used for letting outside water source flow in the device and removes dust and cool down, sprinkler fixed plate 53 is used for fixing sprinkler 51, filter 55 is used for preventing grinding piece damage sprinkler 51 when processing, buffering soft board 57 and flexible post 56 cooperate, come to cushion in the grinding, increase stability, flexible post two 58 and support soft board 59 are used for buffering fixedly to preventing fire door 2.

Edging height control unit 3 includes backup pad 31, L type motor support frame 32, height control motor 33, screw post 34, "worker" font movable block 35 and U type baffle 36, the upper end fixed surface of workstation 1 connects backup pad 31, the spout has been seted up on backup pad 31, one sliding connection "worker" font movable block 35 in the spout, screw and screw post 34 threaded connection on the "worker" font movable block 35, screw post 34 is at one internal rotation of spout connection, the upside of backup pad 31 that the top of screw post 34 was passed and with height control motor 33's output shaft fixed connection, the vertical direction of the upper end fixed connection L type motor support frame 32 of backup pad 31, L type motor support frame 32 horizontal direction inboard and height control motor 33 fixed connection, the left side terminal surface of the right side fixed surface of "worker" font movable block 35 connection U type baffle 36, height control motor 33's input is connected with external power source's output electricity through the external control switch group.

The supporting plate 31 is used for fixing the I-shaped movable block I35, the L-shaped motor supporting frame 32 is used for fixing the height adjusting motor 33, the height adjusting motor 33 is used for driving the threaded column I34 to rotate, the threaded column I34 is used for driving the I-shaped movable block I35 to move so as to adjust the height position of the cutter, the I-shaped movable block I35 is used for driving the U-shaped baffle plate 36 to move, and the U-shaped baffle plate 36 is used for preventing grinding scraps in the edge process from flying in a mess and protecting an operator.

The edging height adjusting unit 3 further comprises a transparent glass plate 37, an observation port is formed in the front side of the U-shaped baffle 36, and the transparent glass plate 37 is fixedly clamped in the observation port.

The transparent glass plate 37 is made of toughened glass, so that the edging condition and observation are facilitated.

The edge grinding unit 4 comprises an I-shaped movable block II 41, a threaded column II 42, a support frame 43, a transverse adjusting motor 44, a motor protective shell 45, a protective frame 46, a motor I47, a rotating column 48, an edge grinding knife 49 and a U-shaped support plate 410, wherein a transverse sliding groove II is formed in the upper side surface of the U-shaped baffle plate 36, the I-shaped movable block II 41 is connected in the sliding groove II in a sliding mode, a screw hole of the I-shaped movable block II 41 is in threaded connection with the threaded column II 42, the threaded column II 42 is rotatably connected in the sliding groove II, the rear end of the threaded column II 42 penetrates through the rear side of the U-shaped baffle plate 36 and is fixedly connected with an output shaft of the transverse adjusting motor 44, the support frame 43 is fixedly connected with the rear side surface of the U-shaped baffle plate 36, the motor protective shell 45 is fixedly connected with the lower side surface of the support frame 43, the transverse adjusting motor 44 is sleeved in the middle of the motor protective shell 45, the protective frame 46 is fixedly connected with the lower side surface of the I-shaped movable block II 41, the output shaft of the motor I-shaped movable block II 47 is fixedly connected with one end of the rotating column 48, the support plate, the other end of the supporting plate is electrically connected with the output end of the power switch of the U-shaped movable block II-shaped movable block 410, the supporting plate 410, the power switch is connected with the output end of the power switch, and the support plate 410, and the output end of the support plate 410.

The supporting frame 43 is used for fixing the motor protecting shell 45, the motor protecting shell 45 is used for fixing the transverse adjusting motor 44, the transverse adjusting motor 44 is used for driving the second threaded column 42 to rotate, the second threaded column 42 is used for driving the second I-shaped movable block 41 to move so as to carry out grinding through front and back movement, the second I-shaped movable block 41 is used for fixing the protection frame 46, the protection frame 46 is used for fixing the first motor 47 and the supporting rod, the supporting rod is used for fixing the U-shaped supporting plate 410, when the first motor 47 is started, the first motor 47 drives the rotating column 48 to rotate, the rotating column 48 drives the edge grinding knife 49 to rotate, and the edge grinding knife 49 is used for driving a workpiece to be ground.

The workpiece fixing and limiting unit 6 comprises three threaded columns 61, a first handrail 62 and a movable block 63, a third sliding groove is formed in the surface of the upper end surface of the workbench 1, the movable block 63 is connected in the three sliding grooves in a sliding mode, a screw hole of the movable block 63 is in threaded connection with the three threaded columns 61, the three threaded columns 61 are connected in the three sliding grooves in a rotating mode, and the right ends of the three threaded columns 61 penetrate through the right side of the workbench 1 to be fixedly connected with the first handrail 62.

The third threaded column 61 is used for driving the movable block 63 to slide, the movable block 63 is used for driving the motor support frame 64 to slide, so that the transverse position of the fireproof door 2 is changed, and the first handrail 62 is used for driving the third threaded column 61 to rotate.

The workpiece fixing and limiting unit 6 further comprises a motor supporting frame 64, a rotating supporting column 65, a second motor 66, a fixed door plate 67, a second handrail 68 and a vacuum chuck 69, the upper end surface of the movable block 63 is fixedly connected with the motor supporting frame 64, the second motor 66 is fixedly connected in the motor supporting frame 64, an output shaft of the second motor 66 is fixedly connected with one end of the rotating supporting column 65, the other end of the rotating supporting column 65 penetrates through the top end of the motor supporting frame 64 to be rotatably connected with the vacuum chuck 69, a fireproof door 2 is arranged on the vacuum chuck 69, a motor detection port is formed in the front side of the motor supporting frame 64, one side of the motor detection port is slidably connected with the fixed door plate 67, the second handrail 68 is fixedly connected with the front side of the fixed door plate 67, and the input end of the second motor 66 is electrically connected with the output end of an external power supply through an external control switch group.

The motor support frame 64 is used for fixing the second motor 66, the second motor 66 is used for driving the rotating support column 65 to rotate, the rotating support column 65 is used for driving the vacuum suction disc 69 to rotate, the vacuum suction disc 69 is used for fixing the fireproof door 2, the fixed door plate 67 is used for fixing the second motor 66, and the second handrail 68 is used for facilitating the sliding of the fixed door plate 67, so that the fireproof door 2 is rotated to grind different edges.

The utility model provides a pair of prevent fire door processing with edging device's theory of operation as follows: firstly, a third threaded column 61 is used for driving a movable block 63 to slide, the movable block 63 is used for driving a motor support frame 64 to slide, so that the transverse position of the fireproof door 2 is changed, the motor support frame 64 is used for fixing a second motor 66, the second motor 66 is used for driving a rotary support column 65 to rotate, the rotary support column 65 is used for driving a vacuum chuck 69 to rotate, the vacuum chuck 69 is used for fixing the fireproof door 2, so that the protective door is fixed and limited, so as to fix the fireproof door, then the first H-shaped movable block 35 is fixed through a support plate 31, the L-shaped motor support frame 32 is used for fixing a height adjusting motor 33, the height adjusting motor 33 is used for driving a first threaded column 34 to rotate, the first threaded column 34 is used for driving the first H-shaped movable block 35 to move so as to adjust the height of a cutter, and the first H-shaped movable block 35 is used for driving a U-shaped baffle 36 to move, the U-shaped baffle 36 is used for preventing grinding scraps from flying in a mess during the edge grinding process, the height of the cutter is adjusted, the support frame 43 is used for fixing the motor protective shell 45, the motor protective shell 45 is used for fixing the transverse adjusting motor 44, the transverse adjusting motor 44 is used for driving the threaded column II 42 to rotate, the threaded column II 42 is used for driving the I-shaped movable block II 41 to move so as to move back and forth for grinding, the I-shaped movable block II 41 is used for fixing the protective frame 46, the protective frame 46 is used for fixing the motor I47 and the support rod, the support rod is used for fixing the U-shaped support plate 410, when the motor I47 is started, the motor I47 drives the rotary column 48 to rotate, the rotary column 48 drives the edge grinding cutter 49 to rotate so as to finish edge grinding, the water sprayer 51 is used for spraying water during the use process to remove dust and prevent the precision from being influenced during the processing process, the connection hose 52 is used for allowing an external water source to flow into the sprinkler 51, the sprinkler head 54 is used for allowing the external water source to flow into the device for dedusting and cooling, the sprinkler fixing plate 53 is used for fixing the sprinkler 51, and the filter plate 55 is used for preventing grinding debris from damaging the sprinkler 51 during machining so as to treat the generated debris and finish grinding.

It should be noted that the core chip of the external control switch set disclosed in the above embodiments is a PLC single chip, the height adjustment motor 33, the lateral adjustment motor 44, the first motor 47, and the second motor 66 are servo motors, and the external control switch set controls the height adjustment motor 33, the lateral adjustment motor 44, the first motor 47, and the second motor 66 to work by a method commonly used in the prior art.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides a prevent fire door processing and use edging device which characterized in that: comprises a workbench (1), an edging height adjusting unit (3), an edging unit (4), a dedusting buffer unit (5) and a workpiece fixing and limiting unit (6);

stage (1): the bottom end surface of the workbench is fixedly connected with the opening end surfaces of the two equally-spaced U-shaped supporting legs (7), an edging height adjusting unit (3) is arranged on the workbench (1), an edging unit (4) is arranged on the edging height adjusting unit (3), a workpiece fixing and limiting unit (6) is arranged at the position, located on the right side of the edging height adjusting unit (3), on the upper end surface of the workbench (1), and a fireproof door (2) is arranged on the workpiece fixing and limiting unit (6);

dust removal buffer unit (5): comprises a sprinkler (51), a connecting hose (52), a sprinkler fixing plate (53), sprinkler heads (54), a filter plate (55), a first telescopic column (56), a buffering soft plate (57), a second telescopic column (58) and a supporting soft plate (59), wherein a round through hole is formed in the rear side of a protruding part of a U-shaped supporting plate (410) on an edging unit (4), the sprinkler fixing plate (53) is fixedly connected to the rear side of the protruding part on the lower side of the round through hole, the sprinkler (51) is fixedly connected to the upper end surface of the sprinkler fixing plate (53), the sprinkler heads (54) are fixedly connected to the water spraying ports of the sprinkler (51), the sprinkler heads (54) are arranged in the round through hole, the upper portion of the protruding part of the U-shaped supporting plate (410) is fixedly connected to the position of the round through hole, the water inlet of the sprinkler (51) is connected to one end of the connecting hose (52), the other end of the connecting hose (52) penetrates through the left side of a supporting plate (31) in a height adjusting unit (3) and is connected to the bottom end of a rectangular flexible column (56) and the other end of the buffering soft plate (57) is connected to the rectangular array plate (56), buffer springs are respectively sleeved on each telescopic column I (56), the surface of the upper end of a motor supporting frame (64) in the workpiece fixing and limiting unit (6) is fixedly connected with one ends of two equally spaced telescopic columns II (58), the springs are respectively sleeved on the two telescopic columns II (58), and the other ends of the two telescopic columns II (58) are respectively fixedly connected with a supporting soft plate (59).

2. The edging device for processing fire doors according to claim 1, wherein: edging altitude mixture control unit (3) include backup pad (31), L type motor support frame (32), altitude mixture control motor (33), screw thread post (34), "worker" font movable block (35) and U type baffle (36), upper end fixed surface connection backup pad (31) of workstation (1), spout one has been seted up on backup pad (31), spout one sliding connection "worker" font movable block (35), screw and screw thread post (34) threaded connection on "worker" font movable block (35), screw thread post (34) are connected at spout one internal rotation, the upside of backup pad (31) that the top of screw thread post (34) passed just with the output shaft fixed connection of altitude mixture control motor (33), the vertical direction of upper end fixed connection L type motor support frame (32) of backup pad (31), the inboard and altitude mixture control motor (33) fixed connection of L type motor support frame (32) horizontal direction, the right side fixed surface connection U type motor support frame (35) of "worker" font movable block (35) the output end face of U type motor (36) is connected through the outside switch group electricity.

3. The edging device for processing fire doors according to claim 2, wherein: edging altitude mixture control unit (3) still contain transparent glass board (37), the front side of U type baffle (36) is opened and is equipped with the viewing aperture, fixed joint transparent glass board (37) in the viewing aperture.

4. The edging device for processing fire doors according to claim 1, wherein: the edge grinding unit (4) comprises an I-shaped movable block II (41), a threaded column II (42), a support frame (43), a transverse adjusting motor (44), a motor protective shell (45), a protective frame (46), a motor I (47), a rotating column (48), an edge grinding cutter (49) and a U-shaped support plate (410), a transverse sliding groove II is formed in the upper side surface of the U-shaped baffle plate (36), the sliding groove II is connected with the I-shaped movable block II (41) in an inner sliding mode, a screw hole of the I-shaped movable block II (41) is connected with the threaded column II (42) in a threaded mode, the threaded column II (42) is connected with the sliding groove II in a rotating mode, the rear end of the threaded column II (42) penetrates through the rear side of the U-shaped baffle plate (36) and is fixedly connected with an output shaft of the transverse adjusting motor (44), the rear side surface of the U-shaped baffle plate (36) is fixedly connected with the support frame (43), the lower side surface of the support frame (43) is fixedly connected with the motor protective shell (45), the middle of the motor protective shell (45) is sleeved with the transverse adjusting motor (44), the lower side of the movable block II (41) is connected with the output shaft (47), and one end of the protective shell (46) is connected with the output shaft (47), the other end of rotation post (48) passes the one end fixed connection of through-hole on U type backup pad (410) and edging sword (49), the other end of edging sword (49) rotate through the pivot and the inboard surface with U type backup pad (410) to be connected, the one end of the upper end fixed surface connection bracing piece of U type backup pad (410), the other end of bracing piece and the downside fixed connection of bearer bar (46), the input of horizontal regulation motor (44) and motor (47) is connected with external power source's output electricity through external control switch group.

5. The edging device for processing fire doors according to claim 1, wherein: fixed spacing unit of work piece (6) include three (61), handrail (62) and movable block (63) of screw thread post, three spouts have been seted up on the upper end surface of workstation (1), sliding connection movable block (63) slide in the spout three, the screw and the three (61) threaded connection of screw thread post of movable block (63), three (61) rotation in the spout are connected, the right-hand member of three (61) of screw thread post passes right side and handrail (62) fixed connection of workstation (1).

6. The edging device for processing fire doors according to claim 5, wherein: the workpiece fixing and limiting unit (6) further comprises a motor supporting frame (64), a rotating supporting column (65), a motor II (66), a fixed door plate (67), a handrail II (68) and a vacuum chuck (69), the upper end surface of the movable block (63) is fixedly connected with the motor supporting frame (64), the motor supporting frame (64) is internally and fixedly connected with the motor II (66), the output shaft of the motor II (66) is fixedly connected with one end of the rotating supporting column (65), the other end of the rotating supporting column (65) penetrates through the top end of the motor supporting frame (64) and is rotatably connected with the vacuum chuck (69), a fireproof door (2) is arranged on the vacuum chuck (69), a motor detection port is formed in the front side of the motor supporting frame (64), the motor detection port is slidably connected with the fixed door plate (67) on one side, the handrail II (68) is fixedly connected with the front side of the fixed door plate (67), and the input end of the motor II (66) is electrically connected with the output end of an external power supply through an external control switch group.