Elastomer numerical control bilateral milling machine

Abstract

The utility model relates to the technical field of elastomer processing equipment, in particular to an elastomer numerical control bilateral milling machine which comprises an operation box and a numerical control module installed on the operation box, a cabinet door is further hinged to the front end of the operation box, an operation table assembly is arranged in the operation box, and the operation table assembly comprises an operation table body. Two groups of moving assemblies are symmetrically arranged on the operation table main body, milling assemblies for milling the elastomer are arranged on the two groups of moving assemblies, and fixing assemblies for fixing the elastomer are further mounted on the milling assemblies. According to the device, the positions and actions of the milling head, the pressing block and the cleaning plate can be accurately adjusted through cooperative work of a plurality of motors, so that efficient and accurate milling machining of the two sides of the elastomer is achieved, the production efficiency is improved through the automatic operation, the difficulty and errors of manual operation are greatly reduced, the machining quality is ensured, and the production cost is reduced. And the working efficiency is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to elastomer processing equipment technical field, concretely is a kind of elastomer numerical control double edge milling. BACKGROUND

[0002] In steel weighing module, the role of elastomer is to bear the weight of the object to be weighed, and to convert it into measurable deformation or displacement, and milling is an important step in the elastomer processing process, which is mainly used for processing plane, groove and other shapes, on steel weighing module, the precision and stability of elastomer are crucial to the accuracy of weighing result, therefore, the quality of milling work directly affects the performance of weighing module;

[0003] However, at present, when milling elastomer, it is still mostly dependent on manual operation or simple mechanized equipment, generally only one face can be processed at a time, the processing efficiency is low, and it is difficult to ensure the consistency of double-face processing precision, and the waste produced during use of the current processing equipment can easily splash everywhere, which is troublesome to collect. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of elastomer numerical control double edge milling to solve the problems raised in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] An elastomer numerical control double edge milling includes an operation box and a numerical control module installed on the operation box, the front end of the operation box is also hinged with a cabinet door, an operation table assembly is arranged in the operation box, the operation table assembly includes an operation table main body, two groups of moving assemblies are symmetrically arranged on the operation table main body, milling assemblies for milling elastomer are arranged on the two groups of moving assemblies, and fixing assemblies for fixing elastomer are also installed on the milling assemblies.

[0007] Preferably, the moving assembly includes a moving frame, a second servo motor is fixedly connected to one side of the moving frame, a first transmission screw rod is fixedly connected to the output end of the second servo motor, the first transmission screw rod is rotatably connected to the inner walls of the moving frame, a connecting frame is threadedly connected to the first transmission screw rod, two groups of second sliding rods are also installed on the inner walls of the moving frame, the connecting frame is slidably connected to the two groups of second sliding rods, and the milling assembly is fixedly connected to the connecting frame.

[0008] Preferably, the milling assembly includes a fixed block, the fixed block is fixedly connected to the connecting frame, a driving motor and a milling head are installed on the side of the fixed block away from the connecting frame, and the output end of the driving motor is fixed to the milling head through a shaft coupling.

[0009] Preferably: the fixing assembly comprises a fixing plate, the fixing plate is slidingly connected to the connecting frame, and the fixing plate is located directly above the fixing block, two connecting plates are installed on the side of the fixing plate away from the connecting frame, and the top of one of the connecting plates is provided with a third servo motor, the output end of the third servo motor is fixedly connected with a second transmission screw rod through a shaft coupling, the second transmission screw rod is rotatably connected between the two connecting plates, and a connecting seat is further threadedly connected to the second transmission screw rod.

[0010] The fixing assembly further comprises two third sliding rods, both of which are fixedly connected between the two connecting plates, and both of which are arranged on the two sides of the second transmission screw rod, and the connecting seat is slidingly connected to the two third sliding rods.

[0011] Preferably: the side of the connecting seat away from the fixing plate is provided with a mounting frame, and an electric push rod is fixedly connected to the mounting frame, and the output end of the electric push rod is fixedly connected with a pressing block.

[0012] Preferably: the bottom of the operation table body is further provided with two groups of supporting feet, and the two groups of supporting feet are arranged at the two ends of the bottom of the operation table body, respectively, and the sidewall of one of the supporting feet is provided with a first servo motor, the output end of the first servo motor is fixedly connected with a bidirectional screw rod through a shaft coupling, the bidirectional screw rod is rotatably connected between the two groups of supporting feet, and two groups of first sliding rods are further installed between the two groups of supporting feet, and the two groups of first sliding rods are arranged on the two sides of the bidirectional screw rod.

[0013] The bottom of the inner wall of the moving frame is further provided with a plurality of sliding blocks, and the plurality of sliding blocks are arranged on the two sides of the bottom of the moving frame, respectively, and the plurality of sliding blocks are slidingly connected to the adjacent first sliding rods, respectively, and a threaded groove is further formed in the sidewall of the moving frame close to the bottom end, and the threaded groove is threadedly connected to the bidirectional screw rod.

[0014] Preferably: the top of the operation table body is further provided with a plurality of communication grooves, and a filter plate is installed in each of the plurality of communication grooves, and a sliding groove is further formed in the inner wall on both sides of the operation table body, and a cleaning assembly is slidingly arranged in the sliding groove, and a cutting fluid supply tank is further installed on one side of the operation box, and the output end of the cutting fluid supply tank is communicated with the two groups of milling heads through a pipeline, and the cutting fluid supply tank is further communicated with the bottom of the operation table body through a pipeline.

[0015] The cleaning assembly comprises a cleaning plate and a fourth servo motor, the cleaning plate is slidingly connected to the operation table body, the fourth servo motor is fixedly connected to one side of the operation table body, an output end of the fourth servo motor is fixedly connected with a third transmission screw rod through a shaft coupling, the third transmission screw rod is rotationally connected to one of the sliding grooves in the operation table body, one end of the cleaning plate close to the third transmission screw rod is threadedly connected to the third transmission screw rod, and the cleaning assembly further comprises a fourth sliding rod, the fourth sliding rod is fixedly connected to the other sliding groove, and one end of the cleaning plate close to the fourth sliding rod is slidingly connected to the fourth sliding rod.

[0016] Compared with the prior art, the utility model has the advantages that:

[0017] 1、The utility model discloses a plurality of motor's cooperation can accurately adjust the position and action of milling head, briquetting and cleaning plate, thereby realizing the high -efficient, accurate milling of the elastic body on both sides, and this automatic operation not only improves production efficiency, but also greatly reduces the difficulty and error of manual operation, ensures the processing quality, and greatly improves the efficiency of work through the setting of simultaneous processing on both sides.

[0018] 2、The utility model also has good adaptability and flexibility, and the design of electric push rod makes the briquetting can adapt to the elastic body of different height, thereby expanding the processing range of the equipment, and simultaneously, through the parameter adjustment of servo motor, the moving speed and milling depth of milling head can be flexibly controlled to satisfy the demand of different elastic body materials and processing requirements, and this flexibility and adaptability make the equipment can play excellent performance in various processing scenes.

[0019] 3、The utility model discloses the setting of cutting fluid supply box makes cutting fluid can be in time, accurate delivery between milling assembly and elastic body, plays the role of lubrication and cooling, effectively prolongs the service life of milling head and elastic body, simultaneously, the separation of cutting fluid and waste also becomes more simple and efficient, and through the filtration of filter plate and the cooperation of cleaning assembly, the filtration circulation of cutting fluid and the unified collection and processing of waste can be easily realized, and through setting the milling equipment in the operation box, also avoids the waste splashing everywhere when operating, and also provides a more safe, neat working environment for operating personnel. BRIEF DESCRIPTION OF DRAWINGS

[0020] Fig. 1 It is the first view schematic drawing of the utility model,

[0021] Fig. 2 It is the internal structure schematic drawing of operation box in the utility model,

[0022] Fig. 3 It is the structure schematic drawing on a group of moving assemblies in the utility model,

[0023] Fig. 4 It is the structure schematic view of fixed assembly in the utility model;

[0024] Fig. 5 It is the structure schematic view on operation table main body in the utility model;

[0025] Fig. 6 It is the structure schematic view of cleaning assembly in the utility model.

[0026] In the drawing: 1, operation box;11, cabinet door;12, numerical control module;2, operation table assembly;21, operation table main body;22, support foot;23, first servo motor;24, two-way threaded rod;25, first sliding rod;26, communication groove;27, filter plate;28, sliding groove;29, cutting fluid supply box;3, moving assembly;31, moving frame;32, second servo motor;33, first transmission screw;34, second sliding rod;35, connecting frame;36, sliding block;37, threaded groove;4, milling assembly;41, fixed block;42, driving motor;43, milling head;5, fixed assembly;51, fixed plate;52, third servo motor;53, second transmission screw;54, third sliding rod;55, connecting seat;56, electric push rod;57, pressing block;6, cleaning assembly;61, cleaning plate;62, fourth servo motor;63, third transmission screw;64, fourth sliding rod. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative labor fall within the scope of protection of the utility model.

[0028] Embodiment one, please refer to Figs. 1-6The utility model provides an elastomer numerical control double edge milling, including operation box 1 and install numerical control module 12 on operation box 1, the front end of operation box 1 is hinged still with cabinet door 11, be provided with operating table subassembly 2 in operation box 1, operating table subassembly 2 includes operating table main body 21, operating table main body 21 is provided with two groups of mobile subassembly 3 on symmetry, two groups of mobile subassembly 3 all are provided with the milling assembly 4 for milling elastomer, the milling assembly 4 is also installed with the fixed assembly 5 for fixing elastomer, the top of operating table main body 21 is also provided with a plurality of communicating grooves 26, a plurality of communicating grooves 26 all are installed with filter plate 27, the inner wall on operating table main body 21 both sides is also provided with sliding slot 28, and the cleaning subassembly 6 is slidably arranged in sliding slot 28, and one side of operation box 1 is also installed with cutting fluid supply tank 29, and the output of cutting fluid supply tank 29 is connected with two groups of milling head 43 through pipeline, and cutting fluid supply tank 29 is also connected with the bottom of operating table main body 21 through pipeline,

[0029] When using the device, first open the cabinet door 11, and place the elastomer to be milled in the middle of the operating table main body 21, close the cabinet door 11, and start the operating table subassembly 2 in the operation box 1 by controlling the numerical control module 12, so that the two groups of mobile subassembly 3 move towards each other until the milling assembly 4 on the two groups of mobile subassembly 3 contacts the side wall of the elastomer, and when the milling assembly 4 contacts the elastomer, start the fixed assembly 5 to fix the elastomer by the fixed assembly 5.

[0030] After fixing, start the mobile subassembly 3 and the milling assembly 4, and mill the two sides of the elastomer by the milling assembly 4, and at the same time, start the mobile subassembly 3 to move the milling assembly 4 left and right by the mobile subassembly 3 to process the side edge of the elastomer comprehensively.

[0031] When the mobile subassembly 3 and the milling assembly 4 work, start the cutting fluid supply tank 29 at the same time, so that the cutting fluid in the cutting fluid supply tank 29 enters the milling assembly 4 through the pipeline, and then lubricates and cools between the milling assembly 4 and the elastomer, and the waste and excess cutting fluid generated during milling fall on the filter plate 27, and the cutting fluid is separated from the waste under the filtration of the filter plate 27.

[0032] Example two, please refer to Figs. 1-4The moving assembly 3 comprises a moving frame 31, one side of the moving frame 31 is fixedly connected with a second servo motor 32, the output end of the second servo motor 32 is fixedly connected with a first transmission screw rod 33, the first transmission screw rod 33 is rotatably connected to the two sides of the inner wall of the moving frame 31, a connecting frame 35 is threadedly connected to the first transmission screw rod 33, two groups of second sliding rods 34 are also installed on the two sides of the inner wall of the moving frame 31, the connecting frame 35 is slidably connected to the two groups of second sliding rods 34, a milling assembly 4 is fixedly connected to the connecting frame 35, the milling assembly 4 comprises a fixed block 41, the fixed block 41 is fixedly connected to the connecting frame 35, a driving motor 42 and a milling head 43 are installed on the side of the fixed block 41 away from the connecting frame 35, the output end of the driving motor 42 is fixed to the milling head 43 through a shaft coupling, a fixed assembly 5 comprises a fixed plate 51, the fixed plate 51 is slidably connected to the connecting frame 35, and the fixed plate 51 is located directly above the fixed block 41, two connecting plates are installed on the side of the fixed plate 51 away from the connecting frame 35, and the top of one of the two connecting plates is installed with a third servo motor 52, the output end of the third servo motor 52 is fixedly connected with a second transmission screw rod 53 through a shaft coupling, the second transmission screw rod 53 is rotatably connected between the two connecting plates, a connecting seat 55 is also threadedly connected to the second transmission screw rod 53, the fixed assembly 5 further comprises two third sliding rods 54, the two third sliding rods 54 are fixedly connected between the two connecting plates, and the two third sliding rods 54 are arranged on the two sides of the second transmission screw rod 53, the connecting seat 55 is slidably connected to the two third sliding rods 54, a mounting frame is arranged on the side of the connecting seat 55 away from the fixed plate 51, and an electric push rod 56 is fixedly connected to the mounting frame, the output end of the electric push rod 56 is fixedly connected with a pressing block 57, the bottom of the operation table main body 21 is also installed with two groups of supporting legs 22, the two groups of supporting legs 22 are arranged on the two ends of the bottom of the operation table main body 21 respectively, the sidewall of one of the two supporting legs 22 is installed with a first servo motor 23, the output end of the first servo motor 23 is fixedly connected with a bidirectional threaded rod 24 through a shaft coupling, the bidirectional threaded rod 24 is rotatably connected between the two groups of supporting legs 22, two groups of first sliding rods 25 are also installed between the two groups of supporting legs 22, and the two groups of first sliding rods 25 are arranged on the two sides of the bidirectional threaded rod 24, a plurality of sliding blocks 36 are also installed on the bottom of the inner wall of the moving frame 31, the plurality of sliding blocks 36 are respectively arranged on the two sides of the bottom of the moving frame 31, the plurality of sliding blocks 36 are respectively slidably connected to the adjacent first sliding rods 25, a threaded groove 37 is also formed in the sidewall of the moving frame 31 close to the bottom end, and the threaded groove 37 is threadedly connected to the bidirectional threaded rod 24;

[0033] When the elastomer is processed, first, the elastomer is placed in the middle of the operation table body 21, the first servo motor 23 is started, the first servo motor 23 drives the bidirectional threaded rod 24 to rotate, the two groups of moving frames 31 are driven to move on the bidirectional threaded rod 24 and the first sliding rod 25 in the direction of approaching each other, until the two milling heads 43 contact the side edges of the elastomer;

[0034] When the milling head 43 contacts the elastomer, the third servo motor 52 is started, the third servo motor 52 drives the second transmission screw 53 to rotate, the connecting seat 55 drives the electric push rod 56 and the pressing block 57 to move downward under the action of the second transmission screw 53 and the third sliding rod 54, the pressing block 57 abuts against the top of the elastomer, the elastomer is fixed through the pressing block 57, and the moving distance of the pressing block 57 can be extended through the arranged electric push rod 56, so that elastomers of different heights can be used;

[0035] After fixing, the driving motor 42 is started, the driving motor 42 drives the milling head 43 to rotate, the side wall of the elastomer is processed through the rotation of the milling head 43, the second servo motor 32 is started at the same time, the second servo motor 32 drives the first transmission screw 33 to rotate, the connecting frame 35 moves left and right under the action of the first transmission screw 33 and the second sliding rod 34, so as to drive the driving motor 42 and the milling head 43 to move left and right, so that the milling head 43 processes the side wall of the elastomer comprehensively, and since the fixed plate 51 is slidably connected with the connecting frame 35 and the pressing block 57 abuts against the top of the elastomer, when the driving motor 42 and the milling head 43 slide left and right, the fixing assembly 5 always abuts against the elastomer and does not move;

[0036] When the processing is completed, the driving motor 42 is turned off, the electric push rod 56 is started, the electric push rod 56 drives the pressing block 57 to move upward and no longer fixes the elastomer, the first servo motor 23 is started again, the first servo motor 23 drives the two groups of moving frames 31 to move in the direction of moving away from each other, the cabinet door 11 is opened, and the elastomer can be taken out.

[0037] Example three, please refer to Figs. 1-4 The cleaning assembly 6 comprises a cleaning plate 61 and a fourth servo motor 62, the cleaning plate 61 is slidably connected in the operation table body 21, the fourth servo motor 62 is fixedly connected on one side of the operation table body 21, a third transmission screw 63 is fixedly connected to the output end of the fourth servo motor 62 through a shaft coupling, the third transmission screw 63 is rotatably connected in one of the sliding grooves 28 of the operation table body 21, one end of the cleaning plate 61 close to the third transmission screw 63 is threadedly connected to the third transmission screw 63, the cleaning assembly 6 further comprises a fourth sliding rod 64, the fourth sliding rod 64 is fixedly connected in the other sliding groove 28, and one end of the cleaning plate 61 close to the fourth sliding rod 64 is slidably connected to the fourth sliding rod 64.

[0038] When the milling work is completed, the processed elastomer is taken out of the operation box 1, and at the same time, the fourth servo motor 62 is started to drive the third transmission screw 63 to rotate, so that the cleaning plate 61 slides along the sliding groove 28 under the action of the third transmission screw 63 and the fourth sliding rod 64, and the waste collected on the filter plate 27 is concentrated on one side through the sliding of the cleaning plate 61, which is convenient for unified collection and treatment, and at the same time, the cutting fluid remaining on the filter plate 27 is further scraped off through the movement of the cleaning plate 61.

[0039] Working principle: when the elastomer is processed, first place the elastomer in the middle of the operation table main body 21, start the first servo motor 23 to drive the bidirectional threaded rod 24 to rotate, so as to drive the two groups of moving frames 31 to move towards each other until the two milling heads 43 contact the side edges of the elastomer;

[0040] When the milling head 43 contacts the elastomer, the third servo motor 52 is started to drive the second transmission screw 53 to rotate, so that the connecting seat 55 drives the electric push rod 56 and the pressing block 57 to move downward, and the pressing block 57 abuts against the top of the elastomer, and the elastomer is fixed through the pressing block 57, and the electric push rod 56 can extend the movement distance of the pressing block 57 to adapt to the use of elastomers of different heights;

[0041] After fixing, the driving motor 42 is started to drive the milling head 43 to rotate, and the side wall of the elastomer is processed through the rotation of the milling head 43, and at the same time, the second servo motor 32 is started to drive the first transmission screw 33 to rotate, so that the connecting frame 35 moves left and right to drive the driving motor 42 and the milling head 43 to move left and right, so that the milling head 43 fully processes the side wall of the elastomer;

[0042] When the moving assembly 3 and the milling assembly 4 work, the cutting fluid supply tank 29 is started at the same time, so that the cutting fluid in the cutting fluid supply tank 29 enters the milling assembly 4 through the pipeline, and then lubricates and cools the milling assembly 4 and the elastomer, and the waste produced during milling falls on the multiple filter plates 27 together with the excess cutting fluid, and the cutting fluid is separated from the waste under the filtration of the filter plate 27;

[0043] When the processing is completed, the driving motor 42 is closed, and the electric push rod 56 is started to drive the pressing block 57 to move upwards and not to fix the elastic body, the first servo motor 23 is started again to drive the two groups of moving frames 31 to move in the direction of moving away from each other, the cabinet door 11 is opened to take out the elastic body, and the fourth servo motor 62 is started to drive the third transmission screw rod 63 to rotate, so that the cleaning plate 61 slides along the sliding groove 28, the waste collected on the filter plate 27 is concentrated on one side through the sliding of the cleaning plate 61, unified collection and treatment are facilitated, and the cutting fluid remaining on the filter plate 27 is further scraped off through the movement of the cleaning plate 61.

[0044] It should be noted that the devices in the present application are common market devices, and can be selected according to needs during specific use, and the circuit connection relationship of each device is a simple series and parallel connection circuit, and there is no innovation point in the circuit connection part, and the person skilled in the art can easily realize it, which belongs to the prior art, and will not be described in detail.

[0045] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to the embodiments without departing from the principles and spirits of the present application, the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. An elastomer numerical control double-side milling machine, comprising an operation box (1) and a numerical control module (12) mounted on the operation box (1), and a cabinet door (11) hinged to the front end of the operation box (1), characterized in that: The operation box (1) is provided with an operation table assembly (2), the operation table assembly (2) includes operation table main body (21), two groups of mobile assemblies (3) are symmetrically arranged on the operation table main body (21), and the milling assembly (4) for milling the elastomer is arranged on the two groups of mobile assemblies (3); the milling assembly (4) is further provided with the fixing assembly (5) for fixing the elastomer.

2. The elastomeric numerically controlled double-sided mill of claim 1, wherein: The mobile assembly (3) includes a moving frame (31), a second servo motor (32) is fixedly connected to one side of the moving frame (31), a first transmission screw (33) is fixedly connected to the output end of the second servo motor (32), the first transmission screw (33) is rotatably connected to the inner wall of the moving frame (31) on both sides, a connecting frame (35) is threadedly connected to the first transmission screw (33), two groups of second sliding rods (34) are further installed on the inner wall of the moving frame (31) on both sides, the connecting frame (35) is slidably connected to the two groups of second sliding rods (34), and the milling assembly (4) is fixedly connected to the connecting frame (35).

3. The elastomeric numerically controlled double-sided mill of claim 2, wherein: The milling assembly (4) includes a fixed block (41), the fixed block (41) is fixedly connected to the connecting frame (35), a driving motor (42) and a milling head (43) are installed on the side, away from the connecting frame (35), of the fixed block (41), and the output end of the driving motor (42) is fixed to the milling head (43) through a shaft coupling.

4. The elastomeric numerically controlled double-sided mill of claim 3, wherein: The fixing assembly (5) includes a fixed plate (51), the fixed plate (51) is slidably connected to the connecting frame (35), and the fixed plate (51) is located directly above the fixed block (41); two connecting plates are installed on the side, away from the connecting frame (35), of the fixed plate (51), a third servo motor (52) is installed on the top of one of the two connecting plates, a second transmission screw (53) is fixedly connected to the output end of the third servo motor (52) through a shaft coupling, the second transmission screw (53) is rotatably connected between the two connecting plates, and a connecting seat (55) is threadedly connected to the second transmission screw (53). The fixing assembly (5) further includes two third sliding rods (54), the two third sliding rods (54) are fixedly connected between the two connecting plates, and the two third sliding rods (54) are arranged on both sides of the second transmission screw (53); the connecting seat (55) is slidably connected to the two third sliding rods (54).

5. The elastomeric numerically controlled double-sided mill of claim 4, wherein: An installation frame is arranged on the side, away from the fixed plate (51), of the connecting seat (55), and an electric push rod (56) is fixedly connected to the installation frame; a pressing block (57) is fixedly connected to the output end of the electric push rod (56).

6. The elastomeric numerically controlled double-sided mill of claim 2, wherein: The bottom of the operation table body (21) is also provided with two groups of supporting legs (22), which are arranged at the two ends of the bottom of the operation table body (21), respectively. A first servo motor (23) is arranged on the side wall of one of the supporting legs (22). The output end of the first servo motor (23) is fixedly connected with a bidirectional threaded rod (24) through a shaft coupling. The bidirectional threaded rod (24) is rotatably connected between the two groups of supporting legs (22). Two groups of first sliding rods (25) are arranged between the two groups of supporting legs (22). A plurality of sliding blocks (36) are arranged on the bottom of the inner wall of the moving frame (31). The plurality of sliding blocks (36) are arranged on the two sides of the bottom of the moving frame (31), respectively. The plurality of sliding blocks (36) are slidably connected to the adjacent first sliding rods (25), respectively. A threaded groove (37) is arranged on the side wall of the moving frame (31) close to the bottom end. The threaded groove (37) is threadedly connected to the bidirectional threaded rod (24).

7. The elastomeric numerically controlled double-sided cutter of claim 3, wherein: A plurality of communication grooves (26) are arranged on the top of the operation table body (21). A filter plate (27) is arranged in each of the plurality of communication grooves (26). A sliding groove (28) is arranged on the inner wall of each side of the operation table body (21). A cleaning assembly (6) is slidably arranged in the sliding groove (28). A cutting fluid supply tank (29) is arranged on one side of the operation box (1). The output end of the cutting fluid supply tank (29) is connected with the two groups of milling heads (43) through a pipeline. The cutting fluid supply tank (29) is also connected with the bottom of the operation table body (21) through a pipeline. The cleaning assembly (6) comprises a cleaning plate (61) and a fourth servo motor (62). The cleaning plate (61) is slidably connected to the operation table body (21). The fourth servo motor (62) is fixedly connected to one side of the operation table body (21). The output end of the fourth servo motor (62) is fixedly connected with a third transmission screw rod (63) through a shaft coupling. The third transmission screw rod (63) is rotatably connected to one of the sliding grooves (28) of the operation table body (21). One end of the cleaning plate (61) close to the third transmission screw rod (63) is threadedly connected to the third transmission screw rod (63). The cleaning assembly (6) further comprises a fourth sliding rod (64). The fourth sliding rod (64) is fixedly connected to the other sliding groove (28). One end of the cleaning plate (61) close to the fourth sliding rod (64) is slidably connected to the fourth sliding rod (64).

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