CN211136642U - Special grinding machine for vane groove of micro air conditioner compressor - Google Patents
Special grinding machine for vane groove of micro air conditioner compressor Download PDFInfo
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- CN211136642U CN211136642U CN201921979714.6U CN201921979714U CN211136642U CN 211136642 U CN211136642 U CN 211136642U CN 201921979714 U CN201921979714 U CN 201921979714U CN 211136642 U CN211136642 U CN 211136642U
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Abstract
The utility model relates to a grinding machine processing field, specific micro-miniature air condition compressor blade groove special purpose grinder that says so. The grinding tool comprises a machine body, a grinding tool system and a workpiece system, wherein the grinding tool system and the workpiece system are arranged on the machine body; the grinding tool system comprises a Y-axis moving supporting plate, two double-high-frequency vibration gas static pressure inner circle electric main shafts which are distributed along the Y-axis direction of the machine body are arranged on the Y-axis moving supporting plate at intervals, straight-rod-shaped grinding wheels are fixedly clamped at the front ends of the two double-high-frequency vibration gas static pressure inner circle electric main shafts respectively, the workpiece system comprises an X-axis moving supporting plate and a Z-axis moving supporting plate, and a tool clamp used for clamping and fixing a machined workpiece is correspondingly arranged on one side of the Z-axis moving supporting plate, which faces the grinding tool system. The utility model discloses can improve the machining efficiency of microminiature air condition compressor blade groove and reduce machining error.
Description
Technical Field
The utility model relates to a grinding machine processing field, specific micro-miniature air condition compressor blade groove special purpose grinder that says so.
Background
Along with the development of society and the improvement of the living standard of people, the demand on the miniature air conditioner compressor is urgent day by day. The micro air conditioner is widely applied to the fields of new energy electric automobile air conditioners, portable refrigerators, food fresh keeping barrels, medical portable refrigerating boxes, micro air conditioners, air conditioning vests and the like. The grinding process of the vane slot of the miniature air conditioner compressor is a key process influencing the quality of the miniature air conditioner compressor. The overall performance index of the grinding processing equipment is advanced, the production cost of the miniature air conditioner compressor can be effectively reduced, and the product quality is improved at present.
The vane slot of the miniature air conditioner compressor comprises a radial slot communicated with the inner edge of a workpiece and a circumferential slot communicated with the radial slot, as shown in figure 3. In the prior art, the machining of the vane slot of the miniature air-conditioning compressor is generally carried out by adopting slow-moving wire machining, so that the efficiency is low, the cost is high, the batch production and the manufacture of the miniature air-conditioning compressor are greatly restricted, and the cost is reduced. Therefore, the existing processing mode is far from meeting the requirements of the market at present and in the future.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a microminiature air condition compressor blade groove special grinding machine to improve the machining efficiency in microminiature air condition compressor blade groove.
In order to solve the technical problem, the utility model discloses a technical scheme be: a grinder special for a micro air conditioner compressor blade groove comprises a grinder body, a grinding tool system and a workpiece system, wherein the grinding tool system and the workpiece system are arranged on the grinder body;
the grinding tool system comprises a Y-axis moving supporting plate capable of sliding along the Y-axis direction of the machine body, two double-high-frequency vibration gas static pressure inner circle electric main shafts which are distributed along the Y-axis direction of the machine body are arranged on the Y-axis moving supporting plate at intervals, straight rod-shaped grinding wheels are fixedly clamped at the front ends of the two double-high-frequency vibration gas static pressure inner circle electric main shafts respectively, and the two grinding wheels have different outer diameters and are used for grinding two holes with different apertures on a workpiece respectively;
the workpiece system comprises an X-axis moving supporting plate capable of sliding along the X-axis direction of the lathe bed and a Z-axis moving supporting plate which is arranged on the X-axis moving supporting plate and capable of sliding along the Z-axis direction of the lathe bed, and a tool clamp used for clamping and fixing a machined workpiece is correspondingly arranged on one side, facing the grinding tool system, of the Z-axis moving supporting plate.
Preferably, the grinding tool system further comprises a Y-axis driving mechanism for driving the Y-axis movable supporting plate to slide, the Y-axis driving mechanism comprises a Y-axis base which is fixed on the bed body and has a cross section in a shape of a Chinese character 'ao', a Y-axis servo motor is fixedly arranged at one end of the middle of the Y-axis base, a Y-axis ball screw is connected to an output shaft of the Y-axis servo motor, a Y-axis nut is mounted on the Y-axis ball screw in a matched manner, the Y-axis nut is fixedly connected with the Y-axis movable supporting plate, a Y-axis flat rail air bearing and a Y-axis V-rail air bearing are respectively arranged on two sides of the Y-axis base, and a Y-axis flat rail and a Y-axis V rail which are respectively in sliding fit with the Y-axis flat rail air bearing and the Y-.
Preferably, the workpiece system also comprises an X-axis driving mechanism for driving the X-axis moving support plate to slide and a Z-axis driving mechanism for driving the Z-axis moving support plate to slide; the X-axis driving mechanism comprises an X-axis base which is fixed on the bed body and has a concave cross section, an X-axis servo motor is fixedly arranged at one end of the middle part of the X-axis base, an X-axis ball screw is connected to an output shaft of the X-axis servo motor, an X-axis nut is installed on the X-axis ball screw in a matched mode and fixedly connected with an X-axis moving supporting plate, an X-axis flat rail air bearing and an X-axis V-rail air bearing are respectively arranged on two sides of the X-axis base, and an X-axis flat rail and an X-axis V-rail which are respectively in sliding fit with the X-axis flat rail air bearing and the X-axis V-rail air bearing are correspondingly arranged at the bottom of the X-axis moving; z axle actuating mechanism includes Z axle stand and Z axle cylinder guide rail post of vertical fixation on X axle removal layer board, is equipped with Z axle servo motor at the top of Z axle stand, is connected with Z axle ball on the Z axle servo motor, and Z axle nut is installed in the cooperation on the Z axle ball, and Z axle nut and Z axle removal layer board fixed connection still set up on Z axle removal layer board can with Z axle cylinder guide rail post sliding fit's shaft hole.
Preferably, the shaft hole is provided with a Z-axis cylindrical air bearing matched with the Z-axis cylindrical guide rail column in a matching way.
Preferably, the number of the Z-axis cylindrical guide rail columns is two, the two Z-axis cylindrical guide rail columns are respectively arranged on two sides of the Z-axis ball screw, and two shaft holes are correspondingly formed in the Z-axis movable supporting plate.
Advantageous effects
The utility model discloses a aerostatic pressure high speed grinding wheel electricity main shaft, X/Z high accuracy air supporting guide rail to and accurate numerical control system, reach triaxial air supporting control. The whole machine achieves the processing precision of flatness and straightness accuracy of 1 um. Make the technical level of the utility model is at the domestic leading level. Thus, the market is enormous both from a real-world and future development perspective. Specific theory, the utility model discloses compare with current processing equipment, have following beneficial effect:
1. the air-floating machine tool has advanced structural design and easy operation, is suitable for operation in a general precision machining environment, and changes the limit that ultra-precision machining equipment is difficult to maintain and operate and has strict requirements on the use environment.
2. The utility model discloses a aerostatic pressure high speed grinding wheel electricity main shaft, X/Z high accuracy air supporting guide rail to and accurate numerical control system, reach triaxial air supporting control. The whole machine achieves the processing precision of flatness and straightness accuracy of 1 um.
3. The utility model discloses a to the processing abrasive machining of microminiature air condition compressor blade groove, be the key process that influences microminiature air condition compressor quality. The overall performance index of the equipment is advanced, the production cost of the miniature air conditioner compressor can be effectively reduced, and the product quality is improved. The utility model discloses the technique is advanced, the performance is outstanding, and the complete machine machining precision index has surpassed the level of internal precision grinder, has great economic benefits and popularization and application prospect.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
fig. 2 is a schematic diagram of the explosion structure of the present invention;
FIG. 3 is a schematic view of a vane slot of a miniature air conditioner compressor;
the labels in the figure are: 1. the workpiece system comprises 101, Z-axis moving supporting plates, 102, a tool clamp, 103, a processing workpiece, 104, an X-axis moving supporting plate, 105, shaft holes, 106, a Z-axis cylindrical air bearing, 107, a Z-axis upright post, 108, a Z-axis servo motor, 109, a Z-axis ball screw, 110, a Z-axis cylindrical guide rail post, 111, a Z-axis nut, 112, an X-axis flat rail air bearing, 113, an X-axis V-rail air bearing, 114, an X-axis servo motor, 115, an X-axis base, 116, an X-axis ball screw, 117, an X-axis nut, 2, a grinding tool system, 201, a grinding wheel, 202, a double high-frequency vibration air static pressure electric spindle, 203, a Y-axis moving supporting plate, 204, a Y-axis V-rail air bearing, 205, a Y-axis flat rail air bearing, 206, a Y-axis servo motor, 207, a Y-axis base, 208, a Y-axis nut, an inner circle, 209, a Y-.
Detailed Description
As shown in fig. 1, the utility model discloses a special grinding machine for vane slot of micro air conditioner compressor, including lathe bed 3 and grinding apparatus system 2 and workpiece system 1 arranged on lathe bed 3. The grinder system 2 is used to hold a fixed grinding tool and control the movement of the grinding tool on the bed 3. The workpiece system 1 is used for clamping and fixing the machining workpiece 103 and controlling the movement of the machining workpiece 103 on the bed 3, and machining blade grooves on the machining workpiece 103 by the grinding tool in the relative movement of the grinding tool and the machining workpiece 103.
The grinding tool system 2 includes a Y-axis moving pallet 203, and the Y-axis moving pallet 203 is driven by a Y-axis driving mechanism to slide back and forth along the Y-axis direction of the bed 3. Two double-high-frequency vibration air static pressure inner circle electric main shafts 202 are arranged on the Y-axis movable supporting plate 203 at intervals, and the two double-high-frequency vibration air static pressure inner circle electric main shafts 202 are distributed along the Y-axis direction of the lathe bed 3. The front ends of the two double high-frequency vibration aerostatic inner circular electric spindles 202 facing the workpiece system 1 are respectively fixedly clamped with a grinding tool. The utility model provides a grinding tool is straight rod-shaped grinding wheel 201, and grinding wheel 201 can be in order to rotate at a high speed and contact with processing work piece 103 under the state along axial high-frequency vibration in the effect of circle electric main shaft 202 in corresponding two high-frequency vibration aerostatic pressures, and the impact that is favorable to high-frequency vibration to bring is used in processing work piece 103 trompil. The two grinding wheels 201 have different outer diameters and are used for grinding radial grooves and circumferential grooves in the workpiece 103, respectively.
The workpiece system 1 includes an X-axis moving pallet 104 and a Z-axis moving pallet 101. The X-axis moving pallet 104 is slidable in the X-axis direction of the bed 3 by an X-axis drive mechanism. The Z-axis moving pallet 101 is disposed on the X-axis moving pallet 104, can slide synchronously along the X-direction of the bed 3 along with the X-axis moving pallet, and can slide along the Z-axis direction of the bed 3 alone under the action of the Z-axis driving mechanism. A tooling fixture 102 is correspondingly provided on the Z-axis moving pallet 101 on the side facing the grinder system 2, so that the work piece 103 is firmly fixed by the tooling fixture 102.
The process of processing the micro air conditioner compressor blade groove of the utility model is as follows:
1. fixing a processing workpiece 103 on a tool clamp 102, and concentrically fixing two grinding wheels 201 at the front end of a double high-frequency vibration aerostatic inner circle electric spindle 202 respectively;
2. sliding the sliding positions of the X-axis moving supporting plate 104, the Y-axis moving supporting plate 203 and the Z-axis moving supporting plate 101 to enable one grinding wheel 201 to be in contact with the inner edge of the workpiece 103 to be machined, starting a double-high-frequency vibration aerostatic inner circle electric spindle 202 corresponding to the grinding wheel 201 to enable the grinding wheel 201 to rotate and vibrate at a high speed, and finishing the grinding machining of a radial groove on the workpiece 103 to be machined by matching with the rising of the Z-axis moving supporting plate 101 in a rotating and vibrating mode;
3. after the radial groove is ground, the X-axis moving support plate 104, the Y-axis moving support plate 203 and the Z-axis moving support plate 101 are slid again, so that another grinding wheel 201 penetrates through the lower end of the processed radial groove, the dual high-frequency vibration aerostatic inner circular electric spindle 202 corresponding to the grinding wheel 201 is opened, and the grinding processing of the circumferential groove on the cervical cancer processing capacity is completed by matching with the left-right sliding of the X-axis moving support plate 104, that is, the micro air conditioner compressor blade groove is formed together with the radial groove.
In order to facilitate drive control and reduce system errors, the Y-axis drive mechanism in the present embodiment includes a Y-axis base 207 having a cross-sectional shape of a Chinese character 'ao' fixed to the bed 3, as shown in fig. 2. A Y-axis servo motor 206 is fixedly arranged at one end of the middle recessed part of the Y-axis base 207, an output shaft of the Y-axis servo motor 206 is connected with Y-axis ball screws 209 distributed along the length direction (namely the Y-axis direction of the lathe bed 3) of the middle recessed part of the Y-axis base 207, Y-axis nuts 208 are arranged on the Y-axis ball screws 209 in a matched mode, and the Y-axis nuts 208 are fixedly connected with the Y-axis movable supporting plate 203. The Y-axis moving pallet 203 can be driven by the forward and reverse rotation of the Y-axis servo motor 206 to reciprocate in the Y-axis direction of the bed 3. The protruding parts on the two sides of the Y-axis base 207 are respectively provided with a Y-axis flat-rail air bearing 205 and a Y-axis V-rail air bearing 204, and the bottom of the Y-axis moving pallet 203 is correspondingly provided with a Y-axis flat rail and a Y-axis V-rail which are respectively in sliding fit with the Y-axis flat-rail air bearing 205 and the Y-axis V-rail air bearing 204, so as to further improve the sliding accuracy of the Y-axis moving pallet 203.
The X-axis drive mechanism includes an X-axis base 115 fixed to the bed 3 and having a cross-sectional shape of a Chinese character 'ao', similarly to the Y-axis drive mechanism. An X-axis servo motor 114 is fixedly arranged at one end of the middle of an X-axis base 115, an X-axis ball screw 116 is connected to an output shaft of the X-axis servo motor 114, an X-axis nut 117 is installed on the X-axis ball screw 116 in a matched mode, the X-axis nut 117 is fixedly connected with an X-axis movable supporting plate 104, an X-axis flat rail air bearing 112 and an X-axis V-rail air bearing 113 are respectively arranged on two sides of the X-axis base 115, and an X-axis flat rail and an X-axis V-rail which are respectively in sliding fit with the X-axis flat rail air bearing 112 and the X-axis V-rail air bearing 113 are correspondingly arranged at the bottom of the X-axis movable supporting plate.
The Z-axis driving mechanism includes one Z-axis column 107 and two Z-axis cylindrical guide posts 110 vertically fixed on the X-axis moving pallet 104. The top of the Z-axis upright column 107 is provided with a Z-axis servo motor 108, the Z-axis servo motor 108 is connected with a Z-axis ball screw 109 which is distributed along the vertical direction (namely the Z-axis direction of the lathe bed 3), the Z-axis ball screw 109 is provided with a Z-axis nut 111 in a matching way, and the Z-axis nut 111 is fixedly connected with the Z-axis movable supporting plate 101, so that the Z-axis supporting plate can be controlled to lift in the vertical direction by the Z-axis servo motor 108. Two shaft holes 105 are further formed in the Z-axis movable supporting plate 101, and Z-axis cylindrical air bearings 106 which can be in sliding fit with the Z-axis cylindrical guide rail columns 110 are installed in the two shaft holes 105 in a matched mode, so that the sliding accuracy of the Z-axis movable supporting plate 101 is further improved.
Claims (5)
1. A special grinding machine for a vane groove of a micro air conditioner compressor is characterized in that: comprises a lathe bed (3), a grinding tool system (2) and a workpiece system (1) which are arranged on the lathe bed (3);
the grinding tool system (2) comprises a Y-axis moving supporting plate (203) capable of sliding along the Y-axis direction of the machine body (3), two double-high-frequency vibration gas static pressure inner circle electric main shafts (202) distributed along the Y-axis direction of the machine body (3) are arranged on the Y-axis moving supporting plate (203) at intervals, straight rod-shaped grinding wheels (201) are fixedly clamped at the front ends of the two double-high-frequency vibration gas static pressure inner circle electric main shafts (202) respectively, and the two grinding wheels (201) are different in outer diameter and are used for grinding two holes with different apertures on a machined workpiece (103) respectively;
the workpiece system (1) comprises an X-axis moving supporting plate (104) capable of sliding along the X-axis direction of the lathe bed (3) and a Z-axis moving supporting plate (101) which is arranged on the X-axis moving supporting plate (104) and capable of sliding along the Z-axis direction of the lathe bed (3), and a tool clamp (102) used for clamping and fixing a machined workpiece (103) is correspondingly arranged on one side, facing the grinding tool system (2), of the Z-axis moving supporting plate (101).
2. The grinder special for the vane groove of the miniature air conditioner compressor as claimed in claim 1, wherein: the grinding tool system (2) also comprises a Y-axis driving mechanism for driving the Y-axis moving supporting plate (203) to slide, the Y-axis driving mechanism comprises a Y-axis base (207) which is fixed on the machine body (3) and has a concave cross section shape, a Y-axis servo motor (206) is fixedly arranged at one end of the middle part of the Y-axis base (207), an output shaft of the Y-axis servo motor (206) is connected with a Y-axis ball screw (209), a Y-axis screw nut (208) is arranged on the Y-axis ball screw (209) in a matching way, the Y-axis screw nut (208) is fixedly connected with a Y-axis movable supporting plate (203), two sides of the Y-axis base (207) are respectively provided with a Y-axis flat rail air bearing (205) and a Y-axis V rail air bearing (204), and the bottom of the Y-axis moving supporting plate (203) is correspondingly provided with a Y-axis flat rail and a Y-axis V rail which are respectively matched with the Y-axis flat rail air bearing (205) and the Y-axis V rail air bearing (204) in a sliding way.
3. The grinder special for the vane groove of the miniature air conditioner compressor as claimed in claim 1, wherein: the workpiece system (1) also comprises an X-axis driving mechanism for driving the X-axis moving support plate (104) to slide and a Z-axis driving mechanism for driving the Z-axis moving support plate (101) to slide; the X-axis driving mechanism comprises an X-axis base (115) which is fixed on the lathe bed (3) and has a concave cross section, an X-axis servo motor (114) is fixedly arranged at one end of the middle part of the X-axis base (115), an X-axis ball screw (116) is connected to an output shaft of the X-axis servo motor (114), an X-axis screw nut (117) is installed on the X-axis ball screw (116) in a matched mode, the X-axis screw nut (117) is fixedly connected with an X-axis movable supporting plate (104), an X-axis flat rail air bearing (112) and an X-axis V-rail air bearing (113) are respectively arranged on two sides of the X-axis base (115), and an X-axis flat rail and an X-axis V rail which are respectively in sliding fit with the X-axis flat rail air bearing (112) and the X-axis V-rail air bearing (113) are correspondingly arranged at the; z axle actuating mechanism includes Z axle stand (107) and Z axle cylinder guide rail post (110) of vertical fixation on X axle removal layer board (104), top at Z axle stand (107) is equipped with Z axle servo motor (108), be connected with Z axle ball screw (109) on Z axle servo motor (108), Z axle screw (111) are installed in the cooperation on Z axle ball screw (109), Z axle screw (111) and Z axle removal layer board (101) fixed connection, still set up on Z axle removal layer board (101) can with Z axle cylinder guide rail post (110) sliding fit's shaft hole (105).
4. The grinder special for the vane groove of the miniature air conditioner compressor as claimed in claim 3, wherein: and a Z-axis cylindrical air bearing (106) matched with the Z-axis cylindrical guide rail column (110) is arranged in the shaft hole (105) in a matched manner.
5. The grinder special for the vane groove of the miniature air conditioner compressor as claimed in claim 4, wherein: the number of the Z-axis cylindrical guide rail columns (110) is two, the two Z-axis cylindrical guide rail columns (110) are respectively arranged on two sides of the Z-axis ball screw (109), and two shaft holes (105) are correspondingly arranged on the Z-axis movable supporting plate (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921979714.6U CN211136642U (en) | 2019-11-16 | 2019-11-16 | Special grinding machine for vane groove of micro air conditioner compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921979714.6U CN211136642U (en) | 2019-11-16 | 2019-11-16 | Special grinding machine for vane groove of micro air conditioner compressor |
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| Publication Number | Publication Date |
|---|---|
| CN211136642U true CN211136642U (en) | 2020-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921979714.6U Active CN211136642U (en) | 2019-11-16 | 2019-11-16 | Special grinding machine for vane groove of micro air conditioner compressor |
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| CN (1) | CN211136642U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114871798A (en) * | 2022-04-26 | 2022-08-09 | 齐方涛 | Large blade milling and polishing machine tool |
-
2019
- 2019-11-16 CN CN201921979714.6U patent/CN211136642U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114871798A (en) * | 2022-04-26 | 2022-08-09 | 齐方涛 | Large blade milling and polishing machine tool |
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