CN216290602U - Servo motor stator finish turning bipyramid degree tool - Google Patents
Servo motor stator finish turning bipyramid degree tool Download PDFInfo
- Publication number
- CN216290602U CN216290602U CN202122968943.1U CN202122968943U CN216290602U CN 216290602 U CN216290602 U CN 216290602U CN 202122968943 U CN202122968943 U CN 202122968943U CN 216290602 U CN216290602 U CN 216290602U
- Authority
- CN
- China
- Prior art keywords
- positioning
- taper
- double
- section
- mandrel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Manufacture Of Motors, Generators (AREA)
Abstract
The utility model discloses a precision turning double-taper jig for a servo motor stator, which comprises a double-taper positioning mandrel, a positioning transmission mandrel, a double-taper expansion sleeve and a connecting flange, wherein the positioning transmission mandrel is arranged on the positioning transmission mandrel; the double-taper positioning mandrel is provided with a non-self-locking taper section I and a non-self-locking taper section II, a process center hole is formed in the inner side of the left end of the double-taper positioning mandrel, a positioning hole is formed in the inner side of the right end of the double-taper positioning mandrel, and a positioning key groove I is formed in the positioning hole; the positioning transmission mandrel comprises a positioning section, a circular truncated cone section and a transmission section, a positioning key groove II is formed in the outer surface of the positioning section, and an end face threaded hole is formed in the left end of the positioning section; a plurality of semi-closed process grooves are formed in the circumferential direction of the double-taper expansion sleeve, and a non-self-locking taper wall I and a non-self-locking taper wall II are arranged on the inner hole wall of the double-taper expansion sleeve; the fixture has a simple structure, can be matched with a CNC hydraulic or servo programmable tailstock for use, and further has controllable and uniform tensioning force so as to meet the machining precision of the inner hole of the stator assembly.
Description
Technical Field
The utility model relates to the technical field of motors, in particular to a servo motor stator finish turning double-taper jig.
Background
The servo motor has the advantages of high precision, high stability, strong overload resistance and the like, so that the requirement on the machining precision of the parts is higher.
Stator module is the important component of servo motor, the stator core that is usually by the silicon steel sheet stamping forming carries out the rule, dip coating, then heat the aluminium casing and embolia the stator core in the aluminium casing, form stator module, the in-process can appear because punching press, rule, shrink etc. cause minute irresistible stator hole to warp (within the design requirement range), hole trace deflection (within the design requirement range) does not have the influence to motor performance, because it is higher to be processed to cooperate hole precision and form and position tolerance requirement, need to use stator benchmark hole to do the benchmark (namely the stator core hole is the design benchmark, use the design benchmark as the processing benchmark) during finish machining, benchmark circularity has the tolerance range (within the design requirement range).
The method for tensioning the inner hole of the stator by the common stator finish turning jig comprises the following steps: the tool is beaten to the manual work makes stator core hole cooperation among tool and the stator module rise tightly, but the power of beating by the manual work is uncontrollable for stator core hole tight degree uncontrollable that rises among tool and the stator module, stator core hole circularity warp among the stator module after appearing rising tightly easily, leads to stator housing hole size among the stator module after the finish machining, true circularity out-of-tolerance.
The CNC hydraulic or servo programmable tailstock arranged on the machine tool has the characteristics of uniform and controllable jacking pressure, so that a stator finish turning jig which can be matched with the CNC hydraulic or servo programmable tailstock for use needs to be invented, the tensioning force of the jig is controllable and uniform, the roundness deformation probability of an inner hole of a stator core in a tensioned stator assembly is reduced, and the machining precision of an inner hole of a stator shell in a rear stator assembly is met.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a servo motor stator finish turning double-taper jig aiming at the defects of the prior art, the servo motor stator finish turning double-taper jig is simple in structure, the jig can be matched with a CNC hydraulic or servo programmable tailstock for use, so that the tensioning force of the jig is controllable and uniform, the roundness of an inner hole of a stator core in a tensioned stator assembly cannot be deformed, and the machining precision of an inner hole of a stator shell in a rear stator assembly is met.
In order to achieve the technical purpose, the technical scheme adopted by the utility model is as follows:
a servo motor stator finish turning double-taper jig comprises a double-taper positioning mandrel, a positioning transmission mandrel, a double-taper expansion sleeve, a connecting flange, a first fixing screw, a positioning key and a second fixing screw;
a non-self-locking taper section I and a non-self-locking taper section II are arranged on the right side of the middle part of the double-taper positioning mandrel, a non-taper horizontal circular ring section is arranged between the non-self-locking taper section I and the non-self-locking taper section II, a process central hole is formed in the inner side of the left end part of the double-taper positioning mandrel, a positioning hole communicated with the process central hole is formed in the inner side of the right end part of the double-taper positioning mandrel, and a positioning key slot I is arranged in the positioning hole;
the positioning transmission mandrel comprises a positioning section, a circular truncated cone section and a transmission section, the positioning section, the circular truncated cone section and the transmission section are sequentially and fixedly connected into an integral structure, a positioning key groove II is formed in the outer surface, close to the circular truncated cone section, of the positioning section, and a threaded hole in the end face is formed in the left end of the positioning section;
a plurality of semi-closed process grooves are formed in the circumferential direction of the double-taper expansion sleeve, a plurality of first mounting holes are formed in the right end face of the double-taper expansion sleeve, and a first non-self-locking taper wall and a second non-self-locking taper wall are arranged on the inner hole wall of the double-taper expansion sleeve;
the right end part of the connecting flange is provided with a positioning step, and the left end part of the connecting flange is provided with a plurality of mounting holes II;
the right side of the middle part of the double-taper positioning mandrel is embedded into an inner hole of the double-taper expansion sleeve, a first non-self-locking taper section of the double-taper positioning mandrel is embedded into a first non-self-locking taper wall of the double-taper expansion sleeve, and a second non-self-locking taper section of the double-taper positioning mandrel is embedded into a second non-self-locking taper wall of the double-taper expansion sleeve; the positioning section of the positioning transmission mandrel is embedded into a positioning hole of the double-taper positioning mandrel, an end face threaded hole at the left end of the positioning section is connected with a process central hole of the double-taper positioning mandrel through a first fixing screw, and a positioning key is arranged between a first positioning key groove on the double-taper positioning mandrel and a second positioning key groove on the positioning section of the positioning transmission mandrel; the connecting flange is sleeved on the circular table section of the positioning transmission mandrel, and a mounting hole II of the connecting flange is connected with a mounting hole I of the double-taper-degree expansion sleeve through a fixing screw II.
As a further improved technical scheme of the utility model, a first positioning plane is arranged on the outer surface of the left end of the double-taper positioning mandrel.
As a further improved technical scheme of the utility model, the technical central hole of the double-taper positioning mandrel is a step hole for installing a first fixing screw, the left end of the step hole is a tapered hole, and the inner diameter of the technical central hole is smaller than that of the positioning hole.
As a further improved technical scheme of the utility model, a second positioning plane is arranged on the outer surface of the right end of the transmission section of the positioning transmission mandrel.
As a further improved technical scheme, 8 semi-closed process grooves are formed in the circumferential direction of the double-taper-degree expansion sleeve, and 8 first mounting holes are formed in the right end face of the double-taper-degree expansion sleeve.
As a further improved technical scheme of the utility model, the left end part of the connecting flange is provided with 8 mounting holes II.
As a further improved technical scheme of the utility model, the positioning key is a rectangular key, the first fixing screw adopts M10 multiplied by 90mm, and the second fixing screw adopts M6 multiplied by 30 mm.
The utility model has the beneficial effects that:
according to the utility model, through a non-self-locking double-taper structure, the left end of a double-taper positioning mandrel and the right end of a positioning transmission mandrel are respectively pushed tightly by a machine tool main shaft and a CNC hydraulic or servo programmable tailstock so as to enable a double-taper expansion sleeve to expand and further fix an inner hole of a stator core in a motor stator component, so that the tension force is controllable and uniform, the motor stator component is convenient and labor-saving to disassemble from a jig (the motor stator component can fall off without applying external force through a non-self-locking angle, and the taper is more than 7 degrees and can not be self-locked through testing), the precision and the disassembling and assembling efficiency of the processed motor stator component are greatly improved, and therefore, the problems of unstable action tolerance, low processing efficiency and the like generated by processing the motor stator component are solved, and the structure is reliable and the processing is stable.
Drawings
Fig. 1 is a schematic structural view of a double-taper positioning mandrel of the present invention.
Fig. 2 is a schematic structural view of a double-taper positioning mandrel of the present invention.
Fig. 3 is a first schematic structural view of the positioning transmission mandrel of the present invention.
Fig. 4 is a structural schematic diagram of a positioning transmission mandrel of the utility model.
Fig. 5 is a schematic view of the structure of the double-taper expansion sleeve of the utility model.
Fig. 6 is a schematic diagram of a double-taper expansion sleeve structure of the utility model.
Fig. 7 is a first schematic structural diagram of the connecting flange of the present invention.
Fig. 8 is a second schematic structural view of the connecting flange of the present invention.
FIG. 9 is a schematic view of the positioning key structure of the present invention.
Fig. 10 is a structural diagram of the fixing screw of the present invention.
Fig. 11 is a schematic structural view of a second fixing screw according to the present invention.
Fig. 12 is an exploded view of the overall structure of the present invention.
Fig. 13 is a schematic view of the overall structure of the present invention.
Fig. 14 is a cross-sectional view of the overall structure of the present invention.
Fig. 15 is an enlarged view of a in fig. 14.
Figure 16 is a stator assembly of the present invention requiring machining.
Detailed Description
The following further description of embodiments of the utility model is made with reference to the accompanying drawings:
a precision turning double-taper jig for a servo motor stator comprises a double-taper positioning mandrel 1, a positioning transmission mandrel 2, a double-taper expansion sleeve 3, a connecting flange 4, a first fixing screw 6, a positioning key 5 and a second fixing screw 7.
As shown in fig. 1 and 2, a non-self-locking taper section I1-1 and a non-self-locking taper section II 1-3 are arranged on the right side of the middle of the double-taper positioning mandrel 1, a non-taper horizontal circular ring section 1-2 is arranged between the non-self-locking taper section I1-1 and the non-self-locking taper section II 1-3, a technical center hole 1-7 is formed in the inner side of the left end of the double-taper positioning mandrel 1, a positioning hole 1-5 communicated with the technical center hole 1-7 is formed in the inner side of the right end of the double-taper positioning mandrel 1, and a strip-shaped positioning key groove I1-6 is formed in the inner wall of the positioning hole 1-5.
As shown in fig. 3 and 4, the positioning transmission mandrel 2 comprises a positioning section 2-1, a circular truncated cone section 2-2 and a transmission section 2-3, the positioning section 2-1, the circular truncated cone section 2-2 and the transmission section 2-3 are sequentially and fixedly connected into an integral structure, a positioning key groove 2-4 is arranged on the outer surface of the positioning section 2-1 close to the circular truncated cone section 2-2, and an end face threaded hole 2-7 is formed in the left end of the positioning section 2-1; the positioning transmission mandrel 2 is used for connecting and transmitting with the double-taper positioning mandrel 1 and the double-taper expansion sleeve 3. The holes 2-6 for positioning the end part of the transmission mandrel 2 are process taper holes and are not connected.
As shown in fig. 5 and 6, a plurality of semi-enclosed process grooves 3-1 are arranged in the circumferential direction of the double-taper expansion sleeve 3, a plurality of first mounting holes 3-4 are formed in the right end face of the double-taper expansion sleeve 3, the first mounting holes 3-4 are locking threaded holes, a first non-self-locking taper wall 3-3 and a second non-self-locking taper wall 3-2 are arranged on the inner hole wall of the double-taper expansion sleeve 3, and a mounting spigot is formed in the right end. The double-taper expansion sleeve 3 is used for being connected with the double-taper positioning mandrel 1.
As shown in fig. 7 and 8, a positioning step 4-1 is arranged at the right end of the connecting flange 4, a plurality of mounting holes two 4-2 are arranged at the left end, and the mounting holes two 4-2 are screw counter bores; the connecting flange 4 is used for fixing the double-taper expansion sleeve 3 and the positioning transmission mandrel 2.
As shown in fig. 12, 13 and 14, the right side of the middle part of the double-taper positioning mandrel 1 is embedded in the inner hole of the double-taper expansion sleeve 3, the non-self-locking taper section i 1-1 of the double-taper positioning mandrel 1 is embedded inside the non-self-locking taper wall i 3-3 of the double-taper expansion sleeve 3, and the non-self-locking taper section i 1-3 of the double-taper positioning mandrel 1 is embedded inside the non-self-locking taper wall i 3-2 of the double-taper expansion sleeve 3; a positioning section 2-1 of the positioning transmission mandrel 2 is embedded into a positioning hole 1-5 of the double-taper positioning mandrel 1, an end face threaded hole 2-7 at the left end of the positioning section 2-1 is connected with a process central hole 1-7 of the double-taper positioning mandrel 1 through a fixing screw I6, and a positioning key 5 is arranged between a positioning key groove I1-6 on the double-taper positioning mandrel 1 and a positioning key groove II 2-4 on the positioning section 2-1 of the positioning transmission mandrel 2; the connecting flange 4 is sleeved on the round table section 2-2 of the positioning transmission mandrel 2, and a mounting hole II 4-2 of the connecting flange 4 is connected with a mounting hole I3-4 of the double-taper expansion sleeve 3 through a fixing screw II 7.
In this embodiment, a first positioning plane 1-4 is disposed on the outer surface of the left end of the double-taper positioning mandrel 1.
In this embodiment, the technical central hole 1-7 of the double-taper positioning mandrel 1 is a stepped hole for installing the first fixing screw 6, the left end of the stepped hole is a tapered hole, and the inner diameter of the technical central hole 1-7 is smaller than the inner diameter of the positioning hole 1-5.
In this embodiment, the outer surface of the right end of the transmission section 2-3 of the positioning transmission mandrel 2 is provided with a second positioning plane 2-5.
In this embodiment, 8 semi-enclosed process grooves 3-1 are arranged in the circumferential direction of the double-taper expansion sleeve 3, and 8 mounting holes one 3-4 are formed in the right end face of the double-taper expansion sleeve 3.
In this embodiment, the left end of the connecting flange 4 is provided with 8 mounting holes two 4-2.
In this embodiment, as shown in fig. 9, the positioning key 5 is a rectangular key, and is used for positioning the double-taper positioning mandrel 1, and the positioning key 5-1 is used as a positioning key ejection process hole. As shown in fig. 10, the first fixing screw 6 is GB70M 10 × 90mm, and is used for connecting the double-taper positioning mandrel 1 and the positioning transmission mandrel 2. As shown in fig. 11, the second fixing screw 7 is GB70M6 × 30mm, and it is used to fix the double taper expansion sleeve 3.
The double-taper positioning mandrel 1, the positioning transmission mandrel 2, the double-taper expansion sleeve 3, the connecting flange 4 and the positioning key 5 are manufactured by steel to manufacture machined parts and are subjected to heat treatment with different requirements, and the first fixing screw 6 and the second fixing screw 7 are GB standard parts.
The double-taper positioning mandrel 1 is of a non-self-locking double-taper structure. The double-taper expansion sleeve 3 is non-self-locking double-taper, has the optimal elastic range of 0.5-1mm, and is driven by the double-taper positioning mandrel 1.
The double conicity of the double-conicity positioning mandrel 1 (namely a non-self-locking conicity section I1-1 and a non-self-locking conicity section II 1-3) is matched with double conicity of the double-conicity expansion sleeve 3 (namely a non-self-locking conicity wall I3-3 and a non-self-locking conicity wall II 3-2), a positioning key slot I1-6 on the double-conicity positioning mandrel 1 is connected with a positioning key slot II 2-4 on a positioning section 2-1 of the positioning transmission mandrel 2 in a sliding fit manner through a positioning key 5, the double-conicity positioning mandrel 1 is connected with an end face threaded hole 2-7 of the positioning transmission mandrel 2 through a fixing screw I6 and is used for driving the double-conicity expansion sleeve 3 to expand and loosen, the positioning transmission mandrel 2 is connected with a locking threaded hole of the double-conicity expansion sleeve 3 through the connecting flange 4 through 8 fixing screws II 7, and the gap of the end face of the 8 fixing screws II 7 and the bottom face of a counter bore of the locking ring of the connecting flange 4 (also called as a locking ring) is ensured to be 2mm (see figure 15), to ensure enough movement space for the expansion and the release of the double-taper expansion sleeve 3. Tightly push up 1 left end of bipyramid degree location dabber and location transmission dabber 2 right-hand members respectively through the servo tailstock of CNC and make the expansion of bipyramid degree cover 3 inflation and then fixed motor stator subassembly hole, process.
A servo motor stator finish turning double-taper jig is arranged in a servo motor stator assembly, the servo motor stator assembly is located on the outer side of a double-taper expansion sleeve 3, a first positioning plane 1-4 in a double-taper positioning mandrel 1 and a second positioning plane 2-5 in a positioning transmission mandrel 2 are arranged in a machine tool spindle and a tailstock, and the servo motor stator assembly is driven to rotate for finish machining after the outer diameter of the double-taper expansion sleeve 3 expands to fix the servo motor stator assembly through axial movement of the machine tool programmable tailstock.
In this embodiment, a precision-turning double-taper jig for a servo motor stator is installed in a servo motor stator assembly shown in fig. 16, and the implementation steps are as follows:
the implementation step one: finishing assembly of the servo motor stator finish turning double-taper jig according to the requirements;
and the implementation step two: the servo motor stator finish turning double-taper jig is installed in a servo motor stator assembly shown in the figure 16;
and the implementation step three: the method comprises the following steps of (1) hoisting and installing a servo motor stator finish turning double-taper jig on a machine tool, positioning by using a machine tool spindle, axially jacking a programmable tailstock (controllable pressure), and carrying out CNC (computerized numerical control) operation machining, blanking and detection;
in this embodiment, as shown in fig. 16, the stator assembly needs to be turned for the servo motor.
After the jig is disassembled from the machine tool, the double conical surfaces in the double-conical-degree positioning mandrel 1 and the double conical surfaces in the double-conical-degree expansion sleeve 3 can be directly taken out of the jig without an external stator.
This embodiment is through non-auto-lock bipyramid degree structure, utilizes CNC hydraulic pressure or servo can programme tailstock, and it is controllable, even to make the tight power that rises, dismantles laborsaving convenience (non-auto-lock angle need not to apply external force and can drop), improves greatly by processing motor stator subassembly's precision and dismouting efficiency to solve the action tolerance unstability that motor stator subassembly processing produced, machining efficiency hangs down the scheduling problem, the structure is reliable, processing is stable. The test shows that the taper of the embodiment is more than 7 degrees, and the self-locking cannot be realized.
The scope of the present invention includes, but is not limited to, the above embodiments, and the present invention is defined by the appended claims, and any alterations, modifications, and improvements that may occur to those skilled in the art are all within the scope of the present invention.
Claims (7)
1. The utility model provides a servo motor stator finish turning bipyramid degree tool which characterized in that: the device comprises a double-taper positioning mandrel (1), a positioning transmission mandrel (2), a double-taper expansion sleeve (3), a connecting flange (4), a first fixing screw (6), a positioning key (5) and a second fixing screw (7);
a non-self-locking taper section I (1-1) and a non-self-locking taper section II (1-3) are arranged on the right side of the middle of the double-taper positioning mandrel (1), a non-taper horizontal ring section (1-2) is arranged between the non-self-locking taper section I (1-1) and the non-self-locking taper section II (1-3), a process center hole (1-7) is formed in the inner side of the left end of the double-taper positioning mandrel (1), a positioning hole (1-5) communicated with the process center hole (1-7) is formed in the inner side of the right end of the double-taper positioning mandrel (1), and a positioning key slot I (1-6) is formed in the positioning hole (1-5);
the positioning transmission mandrel (2) comprises a positioning section (2-1), a circular truncated cone section (2-2) and a transmission section (2-3), the positioning section (2-1), the circular truncated cone section (2-2) and the transmission section (2-3) are sequentially and fixedly connected into an integral structure, a second positioning key groove (2-4) is arranged on the outer surface, close to the circular truncated cone section (2-2), of the positioning section (2-1), and a threaded end face hole (2-7) is formed in the left end of the positioning section (2-1);
a plurality of semi-closed process grooves (3-1) are formed in the circumferential direction of the double-taper expansion sleeve (3), a plurality of first mounting holes (3-4) are formed in the right end face of the double-taper expansion sleeve (3), and a first non-self-locking taper wall (3-3) and a second non-self-locking taper wall (3-2) are arranged on the inner hole wall of the double-taper expansion sleeve (3);
the right end part of the connecting flange (4) is provided with a positioning step (4-1), and the left end part is provided with a plurality of second mounting holes (4-2);
the right side of the middle part of the double-taper positioning mandrel (1) is embedded into an inner hole of the double-taper expansion sleeve (3), a non-self-locking taper section I (1-1) of the double-taper positioning mandrel (1) is embedded into the inner side of a non-self-locking taper wall I (3-3) of the double-taper expansion sleeve (3), and a non-self-locking taper section II (1-3) of the double-taper positioning mandrel (1) is embedded into the inner side of a non-self-locking taper wall II (3-2) of the double-taper expansion sleeve (3); a positioning section (2-1) of the positioning transmission mandrel (2) is embedded into a positioning hole (1-5) of the double-taper positioning mandrel (1), an end face threaded hole (2-7) at the left end of the positioning section (2-1) is connected with a process central hole (1-7) of the double-taper positioning mandrel (1) through a fixing screw I (6), and a positioning key (5) is arranged between a positioning key slot I (1-6) on the double-taper positioning mandrel (1) and a positioning key slot II (2-4) on the positioning section (2-1) of the positioning transmission mandrel (2); the connecting flange (4) is sleeved on the round table section (2-2) of the positioning transmission mandrel (2), and the mounting hole II (4-2) of the connecting flange (4) is connected with the mounting hole I (3-4) of the double-taper expansion sleeve (3) through a fixing screw II (7).
2. The servo motor stator finish turning double-taper jig of claim 1, characterized in that: and a first positioning plane (1-4) is arranged on the outer surface of the left end of the double-taper positioning mandrel (1).
3. The servo motor stator finish turning double-taper jig of claim 2, characterized in that: the technical center hole (1-7) of the double-taper positioning mandrel (1) is a stepped hole for installing a first fixing screw (6), the left end of the stepped hole is a tapered hole, and the inner diameter of the technical center hole (1-7) is smaller than that of the positioning hole (1-5).
4. The servo motor stator finish turning double-taper jig of claim 1, characterized in that: and a second positioning plane (2-5) is arranged on the outer surface of the right end of the transmission section (2-3) of the positioning transmission mandrel (2).
5. The servo motor stator finish turning double-taper jig of claim 1, characterized in that: 8 semi-closed process grooves (3-1) are formed in the circumferential direction of the double-taper-degree expansion sleeve (3), and 8 first mounting holes (3-4) are formed in the right end face of the double-taper-degree expansion sleeve (3).
6. The servo motor stator finish turning double-taper jig of claim 5, characterized in that: and the left end part of the connecting flange (4) is provided with 8 mounting holes II (4-2).
7. The servo motor stator finish turning double-taper jig of claim 1, characterized in that: the positioning key (5) is a rectangular key, the first fixing screw (6) is M10 multiplied by 90mm, and the second fixing screw (7) is M6 multiplied by 30 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122968943.1U CN216290602U (en) | 2021-11-30 | 2021-11-30 | Servo motor stator finish turning bipyramid degree tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122968943.1U CN216290602U (en) | 2021-11-30 | 2021-11-30 | Servo motor stator finish turning bipyramid degree tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216290602U true CN216290602U (en) | 2022-04-12 |
Family
ID=81041334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122968943.1U Active CN216290602U (en) | 2021-11-30 | 2021-11-30 | Servo motor stator finish turning bipyramid degree tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216290602U (en) |
-
2021
- 2021-11-30 CN CN202122968943.1U patent/CN216290602U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215510003U (en) | Self-centering tool for machining center hole in end face of shaft head | |
| CN216290602U (en) | Servo motor stator finish turning bipyramid degree tool | |
| CN210080731U (en) | Flexible gear lathe processing device | |
| CN113681465B (en) | High-precision grinding and clamping device and method for inner hole of hemispherical bearing part | |
| CN113732620B (en) | Assembly system | |
| CN115940555A (en) | Manufacturing method of magnetic component shell of external rotating motor, shell assembly and airflow generator | |
| CN218109385U (en) | Cover type work piece processing fixing device and lathe | |
| CN113798874A (en) | Multi-station centering tool and centering method | |
| CN114178407B (en) | Shell sizing die | |
| CN215846601U (en) | Motor has rod-type stator core processing location frock | |
| CN214603771U (en) | Grinding machine clamp for processing excircle | |
| CN220128189U (en) | Tool applicable to motor shell and iron core machining | |
| CN213317772U (en) | Outer rotor motor stator excircle processing fixing assembly | |
| CN216066507U (en) | Vacuum suction tool for turning thin-wall shell workpiece | |
| CN211639141U (en) | Outer disc processing frock of valve body | |
| CN219053235U (en) | Domestic laser beauty instrument shell radium carving tool | |
| CN212635018U (en) | A frock for vertical roll assembly dress card processing | |
| CN212264762U (en) | Split type location frock | |
| CN219542548U (en) | Grinding machine pulling tool for grinding external thread shaft | |
| CN211939918U (en) | Thin wall ring gear is clamping device for bore hole | |
| CN215279949U (en) | Precision machining driving device | |
| CN221185536U (en) | Double-conicity built-in expansion tool | |
| CN218836872U (en) | Machining clamping device suitable for thin-wall circular ring | |
| CN213053111U (en) | Gear clamping and positioning device | |
| CN212094706U (en) | Standardized gear grinding tool |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |