CN204321269U - A kind of milling attachment of compression refigerating machine body instep - Google Patents

Abstract

The utility model discloses a milling device for the foot surface of a body of a compression refrigerator, which comprises a stand and two sets of milling mechanisms arranged side by side on the stand. The milling mechanism includes a longitudinal feed device, a rotating Power device, body fixing device and milling device, the body fixing device is fixed on the stand, the longitudinal feed device is arranged on the stand on the side opposite to the body fixing device, and the rotating power device It is arranged above the longitudinal feeding device, and the milling device is connected with the rotating power device and arranged coaxially with the machine body fixing device. The milling device can realize the processing of two bodies at the same time, can realize the simultaneous milling of different planes inside the body at one time, and has the advantages of convenient operation, high processing precision and high production efficiency.

Description

A milling device for the body foot surface of a compression refrigerator

technical field

The utility model relates to the technical field of milling machines, in particular to a milling device for the foot surface of a body of a compression refrigerator.

Background technique

The bodies of compression refrigerators are mostly irregular spherical crown structures. At the same time, the connection ends need to be connected in planes, and the internal planes of the body need to be processed. Since the internal planes of the body are not on the same plane, the general processing is done separately for each plane. After each processing, it is necessary to adjust the tool or adjust the position of the processing surface, which is extremely inconvenient to operate, and such processing cannot well guarantee the accuracy requirements of the processing surface, and the position between the processing surfaces is not accurate enough.

Chinese patent literature (announcement date: May 14, 2014, announcement number: CN203592179U) discloses a three-sided gantry milling machine for an engine body, including a horizontal worktable, a slide seat is provided at one end of the horizontal workbench, and two sides of the horizontal workbench are provided. There is a gantry column, on which there is a gantry crossbeam, and a left power mechanism and a right power mechanism are arranged beside the gantry column, and the gantry milling machine also includes a number of limit switches, sliding seats, limit switches, left power mechanism and right power mechanism connection To the electrical control mechanism, the top power mechanism is provided on the gantry beam, and the top power mechanism includes a lifting slide table installed on the gantry beam. The top power head is installed on the lifting slide table, and the lifting cylinder is connected to the lifting slide table. The lifting oil cylinder is connected with the electric control mechanism.

The above-mentioned technical solution solves the problems of low work efficiency and high cost caused by cutting marks which affect the performance of the engine body due to tool stop during the machining process of the engine body.

Chinese patent literature (announcement date: August 7, 2013, announcement number: CN203109312U) discloses a double-station noodle milling machine, including a body, a milling device, and an automatic clamping mechanism. The automatic clamping mechanism of the workpiece, the rear body of the automatic clamping mechanism is provided with a first milling device, the left or right side of the automatic clamping mechanism is provided with a second milling device, the first The main shaft of the milling device is perpendicular to the main shaft of the second milling device.

The above technical solution solves the problem that milling cannot be performed on two different end faces of the workpiece at the same time.

Utility model content

The purpose of this utility model is to solve the problems that the existing milling machine cannot process different planes inside the body of the compression refrigerator at the same time, which leads to inconvenient operation, the accuracy of each processing surface cannot be guaranteed, and the position is not accurate enough. A milling device for the foot surface of a body of a compression refrigerator capable of milling different planes inside the body at one time at the same time, with convenient operation, high processing precision and reliable position accuracy.

The technical solution adopted by the utility model to realize its technical purpose is: a milling device for the foot surface of a compression refrigerator body, including a stand and two sets of milling mechanisms arranged side by side on the stand, and the milling mechanisms include separate and controlled The longitudinal feeding device, the rotating power device, the body fixing device and the milling device connected to the device, the body fixing device is fixed on the platform, and the longitudinal feeding device is arranged on the platform on the side opposite to the body fixing device On the frame, the rotating power device is arranged above the longitudinal feeding device, and the milling device is connected with the rotating power device and is arranged coaxially with the body fixing device. The milling device for the foot surface of the body of the compression refrigerating machine is provided with two sets of milling mechanisms on the same stand, and the two sets of milling mechanisms can simultaneously or separately perform milling processing on the two compression refrigerating bodies to be processed, and the milling mechanisms are respectively It includes a longitudinal feeding device, a rotating power device, a body fixing device and a milling device. The longitudinal feeding of the milling device is realized through the longitudinal feeding device to meet the requirements of different milling depths, and the rotating power device drives the milling device to rotate to achieve For plane milling, the body fixing device is to facilitate the fixing of the body to be processed, to ensure that the milling accuracy and the position of each plane can meet the processing requirements, in order to realize one-time installation and processing of planes in different positions. The milling device for the foot surface of the body of the compression refrigerator can realize simultaneous processing of two bodies, and can realize milling of different planes inside the body at one time, and is easy to operate, high in machining accuracy, reliable in position, and high in production efficiency.

Preferably, the milling device includes a cutter head and a cutter head flange, the cutter head is adjustablely connected to the cutter head flange, and at least one shape of milling blade is provided on the cutter head. The milling device is equipped with a cutter head, and at least one shape and specification of milling blades are installed on the cutter head according to the plane to be processed, so that one-time operation can complete the milling of planes at different positions on the machine body at one time, and the machining accuracy and position It is highly reliable and will not cause accumulated errors in installation.

Preferably, the longitudinal feeding device includes a servo motor, a screw, a guide rail, and a sliding table cooperating with the guide rail, the screw is connected to the servo motor, and the sliding table is connected to the screw and slides with the guide rail In cooperation, the servo motor is fixed on the stand and the axis of the screw rod is arranged perpendicular to the body fixing device. The longitudinal feeding device drives the rotation of the screw rod through the servo motor, and then drives the sliding table to slide back and forth along the guide rail, so as to realize the control of the feeding amount of the milling cutter device, so as to ensure the processing requirements of the milling amount.

As a preference, the rotating power device includes a three-phase asynchronous motor, a power head and a mounting plate, the power head is arranged on the mounting plate parallel to the screw rod, the mounting plate is fixedly connected with the slide table, and the The three-phase asynchronous motor is set on the motor base plate and above the power head, the motor base plate is connected with the installation plate through the base adjustment column, and the input end of the power head is driven by the three-phase asynchronous motor through a belt connected, the milling device is set at the output end of the power head. The rotary power device drives the power head to rotate through the three-phase asynchronous motor, and the rotation of the power head drives the milling cutter device to rotate, and mills the planes at different positions of the body through the milling cutters of various positions and specifications on the milling cutter disc. Driven by the sliding table, the feed or exit movement is realized to realize the milling and retraction of the plane of the machine body.

Preferably, the body fixing device includes a mounting vertical plate, a cylinder and a pressure block, the mounting vertical plate is vertically arranged on the stand, and the mounting hole is provided on the mounting vertical plate corresponding to the coaxial line of the milling device , the briquetting block is connected to the cylinder, and the cylinder is symmetrically arranged on both sides of the mounting hole on the outer side of the installation vertical plate, two on each side, and four briquetting blocks are arranged corresponding to the cylinder, each The pressing blocks are respectively connected with the cylinders and the pressing blocks are respectively extended to the front of the mounting holes. The fixing device of the machine body includes a mounting vertical plate, which is vertical to the stand and set directly in front of the cutter head, and the mounting hole on the mounting vertical plate is set on the same axis as the cutter head, so that the processing position and accuracy requirements can be guaranteed , by setting two cylinders on both sides of the mounting hole, and each cylinder is provided with a pressing block, when the body to be processed needs to be installed and clamped, the four parts of the body can be fixed through the pressing blocks at four positions. Compression, so that regardless of the structure of the body, the corresponding position can be compressed by adjusting each cylinder, which is easy to operate, firm in installation, and can effectively ensure the requirements of machining accuracy.

As a preference, the cutter head is provided with a knife holder installation groove, a knife holder installation hole and a knife holder, the knife holder installation hole is set along the axis of the cutter head, and the knife holder installation grooves are evenly distributed on the cutter head The disk surface is close to the edge of the disk, and the knife rest includes a cutter head inner core frame, a flat-top knife frame and a trapezoidal knife frame. The knife rest and the trapezoidal knife rest are respectively arranged in the knife rest installation groove. The cutter head is provided with a tool holder installation slot and a tool holder installation hole. The tool holder installation hole is used to install the inner core frame of the cutter head to facilitate the installation of the inner core blade and process the center position of the machine body. The tool holder installation groove It can be installed with a flat-top tool holder or a trapezoidal tool holder, so that it can meet the installation needs of different positions of the plane processing blades, realize one installation, and complete the processing of different positions of the plane at the same time, convenient and fast operation, high efficiency, and avoid accumulation of installation errors , Effectively improve the machining accuracy.

As a preference, a central milling blade and a pair of symmetrically arranged triangular blades are arranged on the inner mandrel frame of the cutter head, a pair of triangular blades are symmetrically arranged on the flat top tool holder, and a pair of triangular blades are arranged symmetrically on the described trapezoidal tool holder. Set with trapezoidal blades. The above-mentioned structure guarantees one-time precise machining of planes at different positions at the same time, and the operation is convenient.

Preferably, the control device includes a pneumatic control element, a pneumatic control element box, an electrical control box and an electrical control box frame, the electrical control box frame is arranged above the body fixing device, and the electrical control box is arranged on the On the frame, the pneumatic control element box is arranged under the platform, and the pneumatic control element is arranged in the pneumatic control element box. Pneumatic control components realize the control of pneumatic components such as cylinders, and the electrical control box realizes the control of various electrical components, realizing the automatic control of the entire operation, and setting up obstacles for pneumatic control component boxes and electrical control box frames. This structure is convenient for pneumatic control components. And the setting of the electrical control box can save the installation space and make the whole equipment compact.

Preferably, dust-proof covers are arranged outside the two sets of milling mechanisms.

The beneficial effects of the utility model are: the milling device for the foot surface of the body of the compression refrigerator can realize the processing of two bodies at the same time in one operation, and can realize the milling of different planes inside the body at one time, which is convenient to operate and has high processing accuracy. Reliable positioning and high production efficiency.

Description of drawings

Fig. 1 is a kind of structural representation of the milling device of the body foot surface of the compression refrigerator of the present invention;

Fig. 2 is the rear view of the milling device of the body foot surface of the compression refrigerator of the present invention;

Fig. 3 is a kind of structural representation of cutter head in the utility model;

Fig. 4 is the front view of the cutter head in Fig. 3;

Fig. 5 is a kind of structure schematic diagram of the inner mandrel frame of the cutter head in the utility model;

Fig. 6 is a kind of structural representation of trapezoidal blade in the utility model;

Fig. 7 is a schematic diagram of the application structure of the milling device for the foot surface of the body of the compression refrigerator of the present invention;

Fig. 8 is a schematic diagram of an installation structure of the cutter head and the milling blade in the utility model;

Fig. 9 is a schematic structural view of the flat-top tool rest in the utility model;

In the figure: 1. Bench, 2. Milling mechanism, 3. Control device, 4. Longitudinal feeding device, 5. Rotary power device, 6. Machine body fixing device, 7. Milling device, 8. Cutterhead, 9. Knife Disc flange, 10, milling blade, 11, servo motor, 12, screw rod, 13, guide rail, 14, slide table, 15, three-phase asynchronous motor, 16, power head, 17, mounting plate, 18, motor seat Plate, 19, machine base adjustment column, 20, installation vertical plate, 21, cylinder, 22, briquetting block, 23, installation hole, 24, knife rest installation groove, 25, knife rest installation hole, 26, knife rest, 27, Inner core frame of cutter head, 28, flat top tool holder, 29, trapezoidal tool holder, 30, center milling blade, 31, triangular blade, 32, trapezoidal blade, 33, pneumatic control element, 34, pneumatic control element box, 35 Electrical control box, 36, electrical control box frame, 37, dustproof cover body, 38, body.

Detailed ways

The technical solution of the utility model will be described in further detail below through specific embodiments and in conjunction with the accompanying drawings.

Example 1:

In the embodiment shown in Fig. 1 and Fig. 2, a kind of milling device for the body foot surface of a compression refrigerator includes a stand 1 and two sets of milling mechanisms 2 arranged side by side on the stand 1, and each set of milling mechanisms 2 includes The longitudinal feeding device 4 connected with the control device 3, the rotating power device 5, the body fixing device 6 and the milling device 7, the body fixing device 6 is fixed on the stand 1, and the longitudinal feeding device 4 is arranged on the opposite side of the body fixing device 6 On the stand 1 on one side of the machine, the rotary power device 5 is arranged above the longitudinal feed device 4, the milling device 7 is connected with the rotary power device 5 and coaxially arranged with the body fixing device 6, and the milling device 7 includes a cutter head 8 and the cutter head flange 9, the cutter head 8 and the cutter head flange 9 can be adjusted to connect, and a cutter head adjustment stopper is set between the cutter head 8 and the cutter head flange 9, and the cutter head adjustment stopper can realize the adjustment of the cutter head Adjustment, the cutter head 8 is provided with at least one milling blade 10 of shape and specification. The milling blades include a central milling blade 30, a triangular blade 31, a trapezoidal blade 32, and the like. The cutterhead 8 is provided with a cutterhead mounting groove 24, a cutterhead mounting hole 25 and a cutterhead 26 (see Figure 8), the cutterhead mounting hole 25 is arranged along the axis of the cutterhead 8, and the cutterhead mounting grooves 24 are evenly distributed on the cutterhead. 8 near the edge of the disk (see Figure 3, Figure 4), the tool holder 26 includes a cutter head inner core frame 27, a flat top tool holder 28 and a trapezoidal tool holder 29, and the cutter head inner core frame 27 is arranged on the tool holder. Inside the hole 25, a flat-top knife rest 28 and a trapezoidal knife rest 29 are respectively arranged in the knife rest installation groove 24. The inner core frame 27 (see Fig. 5) of the cutter head is provided with a center milling blade 30 and a pair of triangular blades 31 arranged symmetrically, and a pair of triangular blades 31 are arranged symmetrically on the flat top tool holder 28 (see Fig. 9). A trapezoidal blade 32 is provided on the knife holder 29 (see FIG. 6 ).

The longitudinal feeding device 4 comprises a servo motor 11, a screw mandrel 12, a guide rail 13 and a slide table 14 cooperating with the guide rail 13, the guide rail 13 is fixed on the stand 1, the screw mandrel 12 is connected with the servo motor 11, and is connected by a screw nut. The seat is connected with the stand, the screw nut seat is provided with a screw nut matched with the lead screw, the sliding table 14 is connected with the lead screw 12 and is slidably matched with the guide rail 13, the servo motor 11 is fixed on the stand 1 and the screw mandrel 12 The axis is perpendicular to the body fixing device 6, and the outside of the slide table is provided with a slide table dust cover.

The rotary power unit 5 comprises a three-phase asynchronous motor 15, a power head 16 and a mounting plate 17, the power head 16 is arranged on the mounting plate 17 in parallel with the screw mandrel 12, the mounting plate 17 is fixedly connected with the slide table 14, and the three-phase asynchronous motor 15 is arranged on the mounting plate 17. On the motor base plate 18 and be arranged on the top of the power head 16, the motor base plate 18 is connected with the mounting plate 17 by the base adjustment column 19, and the base adjustment column 19 can adjust the height between the motor base plate and the mounting plate, and then Adjust the output relationship between the three-phase asynchronous motor 15 and the power head 16, the input end of the power head 16 is connected to the three-phase asynchronous motor 15 through a belt, and the cutter head flange 9 is arranged on the output end of the power head 16.

The body fixing device 6 includes an installation stand 20, a cylinder 21 and a briquetting block 22, the installation stand 20 is vertically arranged on the stand 1, and the installation stand 21 is provided with a mounting hole 23 corresponding to the coaxial line of the cutter head 8, and the briquetting block 22 is connected with the cylinder 21, and the cylinder 21 is symmetrically arranged on both sides of the installation hole 23 on the outer side of the installation stand 20, and two are arranged on each side, and the briquetting block 22 is provided with four pieces corresponding to the cylinder 21, and each briquetting block 22 is respectively It is connected with the cylinder 21 and the pressure blocks 22 are respectively extended to the front of the mounting holes 23. A milling template is also provided corresponding to the mounting holes 23. The milling template is convenient for the setting of the body and the milling process.

The control device 3 includes a pneumatic control element 33, a pneumatic control element box 34, an electrical control box 35 and an electrical control box frame 36, the electrical control box frame 36 is arranged above the body fixture 6, and the electrical control box 35 is arranged on the electrical control box frame 36 , the pneumatic control element box 34 is arranged under the stand 1 , and the pneumatic control element 33 is arranged in the pneumatic control element box 34 . The outsides of the two sets of milling mechanisms 2 are also provided with dustproof covers 37 .

The milling device of the foot surface of the body of the compression refrigerator is provided with two sets of milling mechanisms 2 on the same stand 1, and the two sets of milling mechanisms 2 can simultaneously and respectively carry out milling processing on the two compression refrigeration bodies 38 to be processed ( See Figure 7), each milling mechanism includes a longitudinal feeding device, a rotating power device, a body fixing device and a milling device, the servo motor in the longitudinal feeding device drives the rotation of the screw rod, and the advancing surface drives the movement of the sliding table Realize the control of the feeding or retracting of the milling device to ensure the amount of milling processing to meet the requirements of different plane milling depths. The three-phase asynchronous motor in the rotating power device drives the power head to rotate through the belt, and then drives the cutter head and its upper surface. The milling blades are rotated to realize the milling process. Since the cutterheads are equipped with milling The milling process of the plane, and can guarantee the position of the milling.

By a vertically arranged installation vertical plate on the stand, an installation hole is provided on the installation vertical plate, in order to install the body 38, two cylinders are respectively arranged on both sides of the installation hole on the outer side of the installation vertical plate, and the cylinder There is a pressing block on the top. After the body is installed, the air cylinder and its pressing block are used to press and fix the body to ensure that the machining and milling accuracy of the body and the position of each plane can meet the processing requirements. In order to realize one-time installation and processing of planes at different positions, milling blades of various shapes and specifications are installed on the cutter head according to the planes to be processed, so that one-time operation can complete the milling of planes at different positions on the machine body at one time, and The processing accuracy and position are reliable, and there will be no accumulation of installation errors.

The milling device for the foot surface of the body of the compression refrigerator can realize simultaneous processing of two bodies, and can realize milling of different planes inside the body at one time, with convenient operation, high machining accuracy, reliable position accuracy and high production efficiency.

Claims (9)

1. the milling attachment of a compression refigerating machine body instep, it is characterized in that: comprise stand (1) and be disposed side by side on two covers milling mechanism (2) on stand (1), described milling mechanism (2) comprises the longitudinal feeding device (4) be connected with control device (3) respectively, rotary power unit (5), body fixture (6) and milling attachment (7), described body fixture (6) is fixed on stand (1), described longitudinal feeding device (4) is arranged on the stand (1) of the side relative with body fixture (6), described rotary power unit (5) is arranged on the top of longitudinal feeding device (4), described milling attachment (7) be connected with rotary power unit (5) and with body fixture (6) just to and be coaxially set.

2. the milling attachment of a kind of compression refigerating machine body instep according to claim 1, it is characterized in that: described milling attachment (7) comprises cutterhead (8) and cutterhead flange (9), described cutterhead (8) is connected with cutterhead flange (9) is adjustable, described cutterhead (8) is at least provided with a kind of cutter blade (10) of shape.

3. the milling attachment of a kind of compression refigerating machine body instep according to claim 1, it is characterized in that: the slide unit (14) that described longitudinal feeding device (4) comprises servomotor (11), screw mandrel (12), guide rail (13) and is equipped with guide rail (13), described screw mandrel (12) is connected with servomotor (11), described slide unit (14) is connected with screw mandrel (12) and is slidably matched with guide rail (13), and described servomotor (11) is fixed on the upper and axes normal of screw mandrel (11) of stand (1) and arranges in body fixture (6).

4. the milling attachment of a kind of compression refigerating machine body instep according to claim 3, it is characterized in that: described rotary power unit (5) comprises threephase asynchronous machine (15), unit head (16) and installing plate (17), described unit head (16) is parallel to screw mandrel (12) and is arranged on installing plate (17), described installing plate (17) is fixedly connected with slide unit (14), described threephase asynchronous machine (15) is arranged on motor seat board (18) and goes up and the top being arranged on unit head (16), described motor seat board (18) adjusts column (19) by support and is connected with installing plate (17), the input of described unit head (16) is in transmission connection by belt and threephase asynchronous machine (15), described milling attachment (7) is arranged on the output of unit head (16).

5. the milling attachment of a kind of compression refigerating machine body instep according to claim 1, it is characterized in that: described body fixture (6) comprises installs riser (20), cylinder (21) and briquetting (22), described installation riser (20) is vertically set on stand (1), described installation riser (20) is upper to be corresponded to milling attachment (7) and to be coaxially set installing hole (23), described briquetting (22) is connected with cylinder (21), described cylinder (21) is symmetrical set in the both sides of installing riser (20) lateral surface installing hole (23) and every side is provided with two, described briquetting (22) is provided with four pieces corresponding to cylinder (21), every block briquetting (22) is connected with cylinder (21) respectively and briquetting (22) is extended respectively to installing hole (23) front.

6. the milling attachment of a kind of compression refigerating machine body instep according to claim 2, it is characterized in that: described cutterhead (8) is provided with knife rest mounting groove (24), knife rest installing hole (25) and knife rest (26), described knife rest installing hole (25) is arranged along the axis of cutterhead (8), described knife rest mounting groove (24) is distributed on the card of cutterhead (8) near web place, described knife rest (26) comprises cutterhead inner core frame (27), flat-top knife rest (28) and trapezoidal knife rest (29), it is inner that described cutterhead inner core frame (27) is arranged on knife rest installing hole (25), described flat-top knife rest (28) and trapezoidal knife rest (29) are separately positioned in knife rest mounting groove (24).

7. the milling attachment of a kind of compression refigerating machine body instep according to claim 6, it is characterized in that: a pair triangular blade (31) described cutterhead inner core frame (27) being provided with center cutter blade (30) and being symmetrical set, described flat-top knife rest (28) is symmetrically arranged with a pair triangular blade (31), described trapezoidal knife rest (29) is provided with trapezoidal blade (32).

8. the milling attachment of a kind of compression refigerating machine body instep according to claim 1 or 2 or 3 or 4 or 5 or 6 or 7, it is characterized in that: control device (3) comprises pneumatic control components (33), pneumatic control components case (34), electric appliance control box (35) and electrical equipment control tank tower (36), described electrical equipment control tank tower (36) is arranged on the top of body fixture (6), described electric appliance control box (35) is arranged on electrical equipment control tank tower (36), described pneumatic control components case (34) is arranged on the below of stand (1), described pneumatic control components (33) is arranged in pneumatic control components case (34).

9. the milling attachment of a kind of compression refigerating machine body instep according to claim 1 or 2 or 3 or 4 or 5 or 6 or 7, is characterized in that: two cover milling mechanism (2) outsides are also provided with dust-proof cover body (37).