Numerical control milling machine workbench of workpiece rapid cooling structure

Abstract

The utility model relates to the technical field of numerical control milling machines, and discloses a numerical control milling machine workbench of a rapid workpiece cooling structure, which comprises a milling machine table board, a cooling pipe is sleeved in the milling machine table board, one end of the cooling pipe is communicated and connected with a conveying assembly, and the front side of the conveying assembly is fixedly connected with a semiconductor chilling plate. A plurality of sets of cooling fins are fixedly connected to the surface of the semiconductor chilling plate, four sets of fixing sleeves are sleeved with the milling machine table top in a rectangular array mode, telescopic assemblies are slidably connected with the interiors of the fixing sleeves, and two sets of positioning plates are inserted into the bottom of the milling machine table top; the conveying assembly comprises a conveying pump connected to one end of the cooling pipe in a penetrating mode. According to the numerical control milling machine workbench of the rapid workpiece cooling structure, through the arrangement of the conveying assembly and the semiconductor chilling plate, the effect of rapidly cooling a workpiece is achieved, the temperature of the workbench is continuously adjusted, and the influence of thermal expansion on precision is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to numerical control milling machine technical field especially, relates to a workpiece quick cooling structure's numerical control milling machine workstation. BACKGROUND

[0002] Numerical control milling machine is a kind of automatic processing equipment developed on the basis of general milling machine, and the processing technology of the two is basically same, and the structure is also similar, and a kind of workpiece quick cooling structure's numerical control milling machine workstation is usually referred to as the cooling system that can quickly reduce workpiece temperature is designed and integrated on the workstation of numerical control milling machine, and the purpose is to improve machining precision, improve workpiece surface quality, and prolong the service life of tool and equipment.

[0003] The numerical control milling machine workstation of workpiece quick cooling structure in prior art is inconvenient to disassemble and assemble milling machine table top in actual use, and it is difficult to disassemble, clean, check and maintain the worktop.

[0004] Through the search of prior art: a numerical control milling machine with heat dissipation function (publication number: CN219189557U), including: numerical control milling machine bed, main shaft box, workstation, main shaft box heat dissipation device, iron chip cooling device, heat removal device and cooling system;The main shaft box is slidably connected to the numerical control milling machine bed, the workstation is installed in the numerical control milling machine bed, the main shaft box heat dissipation device is attached to the outer side wall of the main shaft box, the iron chip cooling device is installed below the workstation, two groups of heat removal devices are respectively installed on the inner side wall of the numerical control milling machine bed, the main shaft box heat dissipation device can reduce the temperature of the surface of the main shaft box;Iron chip cooling device can cool iron chip;Heat removal device can quickly discharge hot gas inside numerical control milling machine, adopts the mode of multiple points simultaneously, carries out cooling and heat dissipation treatment to main heat source in numerical control milling machine, so that numerical control milling machine has better heat dissipation effect, and numerical control milling machine will not fail due to high temperature.

[0005] The above-mentioned patent can quickly discharge hot gas inside numerical control milling machine, adopts the mode of multiple points simultaneously, carries out cooling and heat dissipation treatment to main heat source in numerical control milling machine, so that numerical control milling machine has better heat dissipation effect, and numerical control milling machine will not fail due to high temperature, but it is inconvenient to quickly cool workpiece, and it is difficult to continuously adjust the temperature of the workstation.

[0006] Therefore, it is necessary to invent a workpiece quick cooling structure's numerical control milling machine workstation to solve the above problems. UTILITY MODEL CONTENTS

[0007] (1) technical problems solved

[0008] The utility model discloses a numerical control milling machine workstation of workpiece quick cooling structure is provided to solve the problem of inconvenient workpiece quick refrigeration cooling and difficult to continuously adjust the temperature of the workstation in the above background art.

[0009] (II) Technical solutions

[0010] To achieve the above object, the utility model discloses a numerical control milling machine workstation of workpiece quick cooling structure through the following technical schemes: a numerical control milling machine workstation of workpiece quick cooling structure, including milling machine mesa, the inside sleeve joint of milling machine mesa has cooling pipe, and one end of cooling pipe is connected with conveying assembly, and the front surface fixed connection of conveying assembly has semiconductor refrigeration piece, and the surface fixed connection of semiconductor refrigeration piece has a plurality of sets of radiating fins, and the inside of milling machine mesa is rectangular array sleeve joint and has four groups of fixed sleeve, and the inside sliding connection of fixed sleeve has telescopic component, and the bottom of milling machine mesa is inserted with two groups of positioning board, and conveying assembly includes conveying pump through connection in one end of cooling pipe, and the input of conveying pump is through connection with water tank, and telescopic component includes sliding rod sliding connection in the inside of fixed sleeve, and the surface sleeve of sliding rod has limit ring, and the bottom fixed connection of limit ring has telescopic spring.

[0011] As a further scheme of the utility model, the bottom of the positioning plate is fixedly connected with a support seat, and the top of the positioning plate is sleeved with a socket matched with the fixed sleeve, and the socket is convenient for the insertion of the fixed sleeve.

[0012] As a further scheme of the utility model, the inside of the fixed sleeve is annular array slidingly connected with a plurality of groups of balls, and the inside of the socket is provided with a plurality of groups of clamping grooves matched with the balls, and the clamping grooves are convenient for the clamping of the balls.

[0013] As a further scheme of the utility model, the surface of the water tank is fixedly connected with a protective shell, and the both sides of the protective shell are fixedly connected with support plates, and the support plates are convenient for supporting the protective shell.

[0014] As a further scheme of the utility model, the surfaces of the support seat and the support plates are provided with threaded holes, and the threaded holes are penetrated by threaded bolts, and the threaded bolts are convenient for connecting and installing the support seat and the support plates.

[0015] As a further scheme of the utility model, one side of the protective shell is fixedly installed with two groups of installation shells through bolts, the inside of the installation shell is sleeved with a cooling fan, and the cooling fan is convenient for accelerating the heat discharge.

[0016] As a further scheme of the utility model, the bottom of the support seat is rectangular array screw connected with four groups of positioning seats, and the bottom of the support seat is rotatably connected with four groups of rollers, and the rollers are convenient for moving.

[0017] (III) Beneficial effects

[0018] The utility model provides a numerical control milling machine worktable of workpiece quick cooling structure possesses following

[0019] Beneficial effects:

[0020] 1, the numerical control milling machine worktable of workpiece quick cooling structure, through the setting of conveying assembly and semiconductor refrigeration piece, when using, the heat of processing workpiece is passed to the cooling pipe in the inside through the milling machine table top, is absorbed by the cooling liquid in the cooling pipe, and then starts the delivery pump, so that the delivery pump conveys the cooling liquid in the water tank to the cooling pipe, and then drives the cooling liquid that absorbs heat to the water tank, and utilizes the semiconductor refrigeration piece to refrigerate the water tank, reduces the internal temperature, and the hot face of semiconductor refrigeration piece passes through the fin to increase the heat dissipation area, and utilizes the cooling fan to accelerate to discharge simultaneously, thereby reach the effect of quick refrigeration cooling to workpiece, continuously regulate the temperature of worktable, reduce the influence of thermal expansion to precision.

[0021] 2, the numerical control milling machine worktable of workpiece quick cooling structure, through the setting of telescopic component and fixed sleeve, when needing to disassemble the milling machine table top, press the sliding rod, make the sliding rod drive the limit ring to descend, and then the limit ring extrudes telescopic spring to contract, make the ball slide to the recess at the bottom of sliding rod in the fixed sleeve, and the ball is separated from the inner side clamping groove of socket, and then pull the milling machine table top, make the milling machine table top separate from the positioning plate, and the fixed sleeve is extracted from the socket, thereby reach the effect of convenient disassembly and assembly of milling machine table top, can save the disassembly time, and facilitate the cleaning, check and maintenance of worktable top, prolong the service life of worktable. ACCURACY

[0022] Figure 1 It is whole structure schematic view of the utility model;

[0023] Figure 2 It is split structure schematic view of the utility model;

[0024] Figure 3 It is conveying assembly and semiconductor refrigeration piece structure schematic view of the utility model;

[0025] Figure 4 It is telescopic component and fixed sleeve structure schematic view of the utility model;

[0026] Figure 5 It is protective shell and cooling fan structure schematic view of the utility model.

[0027] In the figure: 1, milling machine table top; 2, cooling pipe; 3, conveying assembly; 301, conveying pump; 302, water tank; 4, semiconductor refrigeration sheet; 5, heat dissipation fin; 6, fixed sleeve; 7, telescopic assembly; 701, sliding rod; 702, limiting ring; 703, telescopic spring; 8, positioning plate; 9, support seat; 10, socket; 11, ball; 12, protective shell; 13, support sheet; 14, threaded bolt; 15, mounting shell; 16, heat dissipation fan; 17, positioning seat; 18, roller. DETAILED DESCRIPTION

[0028] 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. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0029] Please refer to Figures 1 to 5 The utility model provides a kind of technical scheme: a kind of workpiece rapid cooling structure's numerical control milling machine workstation, including milling machine table top 1, the inside sleeve joint of milling machine table top 1 is equipped with cooling pipe 2, one end of cooling pipe 2 is connected with conveying assembly 3, reach the effect of workpiece rapid refrigeration cooling by the setting of conveying assembly 3 and semiconductor refrigeration sheet 4, the temperature of workbench is continuously regulated, reduce the influence of thermal expansion on precision, the front surface of conveying assembly 3 is fixedly connected with semiconductor refrigeration sheet 4, the surface of semiconductor refrigeration sheet 4 is fixedly connected with several groups of heat dissipation fin 5, the inside of milling machine table top 1 is rectangular array sleeve joint with four groups of fixed sleeve 6, the inside of fixed sleeve 6 is slidably connected with telescopic assembly 7, reach the effect of convenient disassembly and assembly milling machine table top 1 by the setting of telescopic assembly 7 and fixed sleeve 6, can save disassembly time, it is convenient to clean, check and repair workbench surface simultaneously, prolong the service life of workbench, the bottom of milling machine table top 1 is inserted with two groups of positioning plate 8, conveying assembly 3 includes conveying pump 301 connected in the one end of cooling pipe 2, the input end of conveying pump 301 is connected with water tank 302;Telescopic assembly 7 includes sliding rod 701 slidably connected in the inside of fixed sleeve 6, the surface of sliding rod 701 is sleeve joint with limiting ring 702, the bottom of limiting ring 702 is fixedly connected with telescopic spring 703.

[0030] The bottom of positioning plate 8 is fixedly connected with support seat 9, the top of positioning plate 8 is sleeve joint with the socket 10 compatible with fixed sleeve 6, by the setting of socket 10, it is convenient for fixed sleeve 6 to be inserted into the role.

[0031] The inside of fixed sleeve 6 is slidably connected with several groups of ball 11 in annular array, the inside of socket 10 is provided with several groups of clamping groove compatible with ball 11, by the setting of clamping groove, it is convenient for ball 11 to be extruded and clamped into the role.

[0032] The surface of the water tank 302 is fixedly connected with a protective shell 12, and both sides of the protective shell 12 are fixedly connected with support plates 13.

[0033] The surfaces of the support base 9 and the support plates 13 are provided with threaded holes, and threaded bolts 14 penetrate through the threaded holes.

[0034] One side of the protective shell 12 is fixedly provided with two groups of mounting shells 15 through bolts, and the mounting shells 15 are sleeved with cooling fans 16.

[0035] The bottom of the support base 9 is fixedly provided with four groups of positioning bases 17 in a rectangular array, and the bottom of the support base 9 is rotatably connected with four groups of rollers 18.

[0036] In the utility model, the working steps of the device are as follows:

[0037] The first step is that, in use, the heat of the processed workpiece is transmitted to the cooling pipe 2 in the interior through the milling machine table top 1, is absorbed by the cooling liquid in the cooling pipe 2, and then the delivery pump 301 is started to make the delivery pump 301 deliver the cooling liquid in the water tank 302 to the cooling pipe 2;

[0038] The second step is that the cooling liquid absorbing heat is driven to the water tank 302, and the water tank 302 is refrigerated by the semiconductor refrigeration sheet 4, the internal temperature is reduced, meanwhile the hot surface of the semiconductor refrigeration sheet 4 increases the heat dissipation area through the heat dissipation fin 5, and the heat dissipation fan 16 is used to accelerate the heat dissipation;

[0039] The third step is that when the milling machine table top 1 needs to be disassembled, the sliding rod 701 is pressed to make the sliding rod 701 drive the limiting ring 702 to go down, the limiting ring 702 extrudes the retractable spring 703 to contract, the ball 11 falls to the groove at the bottom of the sliding rod 701 in the fixed sleeve 6, the ball 11 is separated from the clamping groove in the inner side of the socket 10, the milling machine table top 1 is pulled to make the milling machine table top 1 separate from the positioning plate 8, and the fixed sleeve 6 is extracted from the socket 10.

[0040] It should be noted that the equipment structure and the drawings of the utility model mainly describe the principle of the utility model, the setting of the power mechanism, the power supply system and the control system of the device is not completely described clearly in the technical principle of the design, and under the premise that the technical personnel in the field understand the principle of the above-mentioned utility model, the specific of the power mechanism, the power supply system and the control system can be clearly known, the control mode of the application file is automatically controlled through the controller, and the control circuit of the controller can be realized through simple programming of the technical personnel in the field.

[0041] The standard parts used can be purchased from the market, and can be ordered according to the description and the drawings, the specific connection mode of each part adopts the conventional means such as bolt, rivet and welding in the prior art, the mechanical, part and equipment adopt the conventional type in the prior art, and the components known by the person skilled in the art, the structure and principle thereof can be known by the person skilled in the art through the technical manual or through the conventional experimental method.

[0042] 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 these embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A numerical control milling machine table for rapid cooling of a workpiece, comprising a milling machine table top (1), characterised in that: The inside of the milling machine table (1) is sleeved with a cooling pipe (2), one end of the cooling pipe (2) is connected with a conveying assembly (3), the front surface of the conveying assembly (3) is fixedly connected with a semiconductor refrigeration sheet (4), the surface of the semiconductor refrigeration sheet (4) is fixedly connected with a plurality of groups of heat dissipation fins (5), the inside of the milling machine table (1) is sleeved with four groups of fixed sleeves (6) in a rectangular array, the inside of the fixed sleeve (6) is slidably connected with a telescopic assembly (7), the bottom of the milling machine table (1) is inserted with two groups of positioning plates (8), The conveying assembly (3) includes a conveying pump (301) connected through one end of the cooling pipe (2), and the input end of the conveying pump (301) is connected with a water tank (302); The telescopic assembly (7) includes a sliding rod (701) slidably connected in the inside of the fixed sleeve (6), the surface of the sliding rod (701) is sleeved with a limiting ring (702), and the bottom of the limiting ring (702) is fixedly connected with a telescopic spring (703).

2. The workpiece rapid cooling structure's numerical control milling machine table according to claim 1, characterized in that: The bottom of the positioning plate (8) is fixedly connected with a support seat (9), and the top of the positioning plate (8) is sleeved with a socket (10) matched with the fixed sleeve (6).

3. The workpiece rapid cooling structure's numerical control milling machine table according to claim 2, characterized in that: The inside of the fixed sleeve (6) is slidably connected with a plurality of groups of balls (11) in an annular array, and the inside of the socket (10) is provided with a plurality of groups of clamping grooves matched with the balls (11).

4. The workpiece rapid cooling structure's numerical control milling machine table according to claim 1, characterized in that: The surface of the water tank (302) is fixedly connected with a protective shell (12), and the both sides of the protective shell (12) are fixedly connected with support plates (13).

5. The workpiece rapid cooling structure's numerical control milling machine table according to claim 2, characterized in that: The surface of the support seat (9) and the support plate (13) is provided with a threaded hole, and the inside of the threaded hole is penetrated by a threaded bolt (14).

6. The workpiece rapid cooling structure's numerical control milling machine table according to claim 4, characterized in that: One side of the protective shell (12) is fixedly installed with two groups of mounting shells (15) through bolts, and the inside of the mounting shell (15) is sleeved with a heat dissipation fan (16).

7. The workpiece rapid cooling structure's numerical control milling machine table according to claim 2, characterized in that: The bottom of the support seat (9) is screwedly connected with four groups of positioning seats (17) in a rectangular array, and the bottom of the support seat (9) is rotatably connected with four groups of rollers (18).

Images