CN111993003B - Auxiliary assembly device for transmission frame assembly - Google Patents
Auxiliary assembly device for transmission frame assembly Download PDFInfo
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- CN111993003B CN111993003B CN202010613402.4A CN202010613402A CN111993003B CN 111993003 B CN111993003 B CN 111993003B CN 202010613402 A CN202010613402 A CN 202010613402A CN 111993003 B CN111993003 B CN 111993003B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
- B23P19/007—Picking-up and placing mechanisms
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- Mechanical Engineering (AREA)
- General Details Of Gearings (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses an auxiliary assembly device for a transmission frame assembly, which comprises a rotating mechanism for positioning and installing a casing and driving the casing to rotate along the circumferential direction, a turnover mechanism for installing the rotating mechanism and driving the rotating mechanism and the casing to turn up and down, a supporting base for erecting the turnover mechanism, and a measuring mechanism which is arranged on the supporting base and used for measuring the gear clearance between a second bevel gear shaft and a first bevel gear shaft. According to the auxiliary assembly device for the transmission frame assembly, the rotating mechanism drives the casing to rotate along the circumferential direction, so that different areas of the upward mounting surface of the casing are assembled, the rotating mechanism and the casing are driven to turn over up and down through the turnover mechanism, so that different mounting surfaces of the casing are turned over to be upward for assembly, and after the assembly is finished, whether the gear clearance between the second bevel gear shaft and the first bevel gear shaft meets the assembly precision requirement is measured through the measuring mechanism arranged on the supporting base, so that the operation requirement in the assembly process of the transmission frame assembly is met.
Description
Technical Field
The invention relates to the technical field of assembly of aero-engines, in particular to an auxiliary device for assembly of a transmission frame assembly.
Background
The accessory transmission unit body of the aircraft engine comprises an oblique transmission central transmission frame casing assembly (hereinafter referred to as a transmission frame assembly), as shown in fig. 1, the transmission frame assembly comprises a casing, a first bearing installed on the casing, a first bevel gear shaft in interference fit with the first bearing, a second bearing installed on the casing and a second bevel gear shaft in interference fit with the second bearing, the second bevel gear shaft is matched with the first bevel gear shaft, a first bearing seat used for installing the first bearing and a second bearing seat used for installing the second bearing are arranged on the casing, and one end of the first bevel gear shaft screws the bearing through a nut to reach a design specified torque. Because the transmission frame assembly is arranged on the workbench, different installation surfaces of the transmission frame assembly are difficult to install, and the operation requirement in the assembly process cannot be realized.
Disclosure of Invention
The invention provides an auxiliary device for assembling a transmission frame assembly, which aims to solve the technical problem that different mounting surfaces of the transmission frame assembly are difficult to mount when the conventional transmission frame assembly is placed on a workbench for assembly.
According to one aspect of the invention, an auxiliary assembly device for a transmission frame assembly is provided, the transmission frame assembly comprises a casing, a first bearing mounted on the casing, a first bevel gear shaft in interference fit with the first bearing, a second bearing mounted on the casing and a second bevel gear shaft in interference fit with the second bearing, the second bevel gear shaft is meshed with a bevel gear of the first bevel gear shaft, the auxiliary assembly device for the transmission frame assembly comprises a rotating mechanism used for positioning and mounting the casing and driving the casing to rotate along the circumferential direction, a turnover mechanism used for mounting the rotating mechanism and driving the rotating mechanism and the casing to turn over up and down, a supporting base used for mounting the turnover mechanism, and a measuring mechanism mounted on the supporting base and used for measuring a gear gap between the second bevel gear shaft and the first bevel gear shaft.
Furthermore, the turnover mechanism comprises a left support structure, a right support structure, a rotating structure and a positioning structure, wherein the left support structure and the right support structure are rotatably connected with the support base, are oppositely arranged on two sides of the rotating mechanism and are used for supporting and fixing the rotating mechanism; the rotating structure is connected with the right supporting structure and is used for driving the right supporting structure, the left supporting structure, the rotating mechanism and the case to turn over up and down; the positioning structure is arranged on the supporting base and connected with the left supporting structure for controlling the rotation angle of the rotating mechanism.
Furthermore, left bearing structure includes that the left end axle journal of being connected and being fixed in the left branch board on the first end of left end axle journal rotate with the support base, and positioning mechanism includes the graduated disk that is fixed in on the second end of left end axle journal, and a plurality of breachs have been seted up along radial to the outer peripheral face of graduated disk, and positioning mechanism still includes the bolt that is arranged in the radial interpolation of graduated disk in order to fix the graduated disk in the breach.
Furthermore, the positioning mechanism further comprises a control handle which is arranged on the supporting base and used for pulling the bolt along the axial direction of the bolt, a limiting plate which is arranged on the supporting base and used for limiting the bolt in the radial direction, and a spring which is arranged on the supporting base and used for pulling the control handle along the axial direction of the bolt to the direction of the dividing plate.
Further, spacing hole has been seted up along the radial of graduated disk on the limiting plate, the bolt is worn to locate in spacing hole, the first end of bolt inserts in the breach, the last mounting hole of having seted up along the axial of bolt of brake valve lever, and the side of mounting hole has seted up the kidney slot along the radial of bolt, the second end of bolt is worn to locate in the mounting hole, and hold fixedly through inserting the spacer pin of locating in the kidney slot with the second of bolt, brake valve lever's first end rotates and connects on supporting the base, brake valve lever's second end and spring coupling.
Further, the right support structure comprises a right end journal rotatably connected with the support base, a right support plate fixed on a first end of the right end journal, and a rotating handle fixed on a second end of the right end journal.
Furthermore, the supporting base comprises a base and supporting frames arranged on the base, and the two supporting frames are oppositely arranged on two sides of the rotating mechanism and are respectively connected with the right supporting structure and the left supporting structure in a rotating mode.
Furthermore, the rotating mechanism comprises a locating ring matched with the mounting surface of the casing and used for mounting the casing, a mounting ring mounted on the turnover mechanism and used for being in sliding fit with the locating ring, and a stop screw mounted on the turnover mechanism and used for abutting against the locating ring to fix the locating ring, wherein the mounting ring is matched with the turnover mechanism and forms an arc-shaped sliding groove which is distributed along the circumferential direction of the locating ring and used for being in sliding fit with the locating ring.
Further, the measuring mechanism comprises a gauge stand arranged on the supporting base, a fixed rod arranged on the gauge stand along the vertical direction, a cross rod arranged on the fixed rod along the horizontal direction and a dial indicator arranged on the cross rod along the vertical direction.
Furthermore, the meter seat is longitudinally provided with a mounting groove along the horizontal direction, the meter seat is fixed on the supporting base through screws penetrating through the mounting groove, a T-shaped groove is transversely formed in the meter seat along the horizontal direction, the bottom end of the fixing rod is matched with the T-shaped groove, and the bottom end of the fixing rod is clamped and fixed in the T-shaped groove through nuts sleeved on the fixing rod.
The invention has the following beneficial effects:
the invention relates to a transmission frame assembly auxiliary device, wherein a turnover mechanism is erected on a support base, a rotating mechanism is arranged on the turnover mechanism, a measuring mechanism is arranged on the support base, a casing is positioned and arranged on the rotating mechanism during assembly, the rotating mechanism drives the casing to rotate along the circumferential direction, so that different areas of an upward mounting surface of the casing are assembled, the rotating mechanism and the casing are driven to turn over up and down through the turnover mechanism, so that different mounting surfaces of the casing are turned over to be assembled upwards, after the assembly is finished, whether a gear gap between a second bevel gear shaft and a first bevel gear shaft meets the assembly precision requirement is measured through the measuring mechanism arranged on the support base, if not, the adjustment is carried out until the gear gap between the second bevel gear shaft and the first bevel gear shaft meets the assembly precision requirement, and if the gear gap meets the requirement, the casing is separated from the rotating mechanism, the assembled transmission frame assembly is taken down, so that different mounting surfaces in the transmission frame assembly can be assembled, and the operation requirement in the assembly process of the transmission frame assembly is met.
In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided. The present invention will be described in further detail below with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic illustration of the assembly aid for a drive frame assembly according to a preferred embodiment of the present invention;
FIG. 2 is a schematic structural view of a transmission frame assembly assist device according to a preferred embodiment of the present invention;
fig. 3 is a schematic view showing the construction of the driving frame assembly auxiliary device according to the preferred embodiment of the present invention.
Illustration of the drawings:
100. a drive carrier assembly; 101. a first bearing; 102. a first bevel gear shaft; 103. a second bearing; 104. a second bevel gear shaft; 105. a case; 1. a support base; 11. a base; 12. a support frame; 2. a turnover mechanism; 20. a left end journal; 21. a left support plate; 22. an index plate; 23. a bolt; 24. a control handle; 25. a limiting plate; 26. a spring; 27. a right end journal; 28. a right support plate; 29. rotating the handle; 3. a rotation mechanism; 31. positioning rings; 32. a mounting ring; 33. a set screw; 4. a measuring mechanism; 41. a gauge stand; 42. fixing the rod; 43. a cross bar; 44. and (4) a dial indicator.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the accompanying drawings, but the invention can be embodied in many different forms, which are defined and covered by the following description.
FIG. 1 is a schematic illustration of the assembly aid for a drive frame assembly according to a preferred embodiment of the present invention; FIG. 2 is a schematic structural view of a transmission frame assembly assist device according to a preferred embodiment of the present invention; fig. 3 is a schematic view showing the construction of the driving frame assembly auxiliary device according to the preferred embodiment of the present invention.
As shown in fig. 1, in the auxiliary assembly device for a transmission assembly of the present embodiment, the transmission assembly 100 includes a casing 105, a first bearing 101 mounted on the casing 105, a first bevel gear shaft 102 in interference fit with the first bearing 101, a second bearing 103 mounted on the casing 105, and a second bevel gear shaft 104 in interference fit with the second bearing 103, and the second bevel gear shaft 104 is in gear fit with the first bevel gear shaft 102, and the auxiliary assembly device for a transmission assembly includes a rotating mechanism 3 for positioning and mounting the casing 105 and driving the casing 105 to rotate in a circumferential direction, a tilting mechanism 2 for mounting the rotating mechanism 3 and driving the rotating mechanism 3 and the casing 105 to tilt up and down, a support base 1 for mounting the tilting mechanism 2, and a measurement mechanism 4 mounted on the support base 1 and used for measuring a gear gap between the second bevel gear shaft 104 and the first bevel gear shaft 102. The invention discloses an auxiliary assembly device for a transmission frame assembly 100, wherein a turnover mechanism 2 is erected on a support base 1, a rotating mechanism 3 is arranged on the turnover mechanism 2, a measuring mechanism 4 is arranged on the support base 1, a casing 105 is positioned and arranged on the rotating mechanism 3 during assembly, the casing 105 is driven to rotate along the circumferential direction by the rotating mechanism 3, so that different areas of the upward mounting surface of the casing 105 are assembled, the rotating mechanism 3 and the casing 105 are driven to turn over up and down by the turnover mechanism 2, so that different mounting surfaces of the casing 105 are turned over to be upward for assembly, after the assembly is finished, whether the gear clearance between a second bevel gear shaft 104 and a first bevel gear shaft 102 meets the assembly precision requirement is measured by the measuring mechanism 4 arranged on the support base 1, if the gear clearance does not meet the assembly precision requirement, the gear clearance between the second bevel gear shaft 104 and the first bevel gear shaft 102 is adjusted until the gear clearance meets the assembly precision requirement, if the requirements are met, the casing 105 is separated from the rotating mechanism 3, and the assembled transmission frame assembly 100 is taken down, so that different installation surfaces in the transmission frame assembly 100 can be assembled, and the operation requirements in the assembly process of the transmission frame assembly 100 are met.
As shown in fig. 2, the turnover mechanism 2 includes a left support structure, a right support structure, a rotation structure and a positioning structure, the left support structure and the right support structure are rotatably connected with the support base 1, and are oppositely arranged at two sides of the rotation mechanism 3 for supporting and fixing the rotation mechanism 3; the rotating structure is connected with the right supporting structure and is used for driving the right supporting structure, the left supporting structure, the rotating mechanism 3 and the casing 105 to turn over up and down; the positioning structure is arranged on the supporting base 1 and connected with the left supporting structure for controlling the rotation angle of the rotating mechanism. The left supporting structure comprises a left end shaft neck 20 rotationally connected with the supporting base 1 and a left support plate 21 fixed on a first end of the left end shaft neck 20, the positioning mechanism comprises an indexing disc 22 fixed on a second end of the left end shaft neck 20, a plurality of notches are radially formed in the outer peripheral surface of the indexing disc 22, and the positioning mechanism further comprises a plug 23 which is used for being radially inserted into the notches along the indexing disc 22 so as to fix the indexing disc 22.
As shown in fig. 3, the positioning mechanism further includes a control handle 24 mounted on the support base 1 for pulling the plug 23 in the axial direction of the plug 23, a limit plate 25 mounted on the support base 1 for radially limiting the plug 23, and a spring 26 mounted on the support base 1 for pulling the control handle 24 in the axial direction of the plug 23 toward the index plate 22. In this embodiment, spacing hole has been seted up along the radial of graduated disk 22 on the limiting plate 25, bolt 23 wears to locate in the spacing hole, the first end of bolt 23 inserts in the breach, the last mounting hole of having seted up along the axial of bolt 23 of brake valve lever 24, and the side of mounting hole has seted up the kidney slot along the radial of bolt 23, the second end of bolt 23 wears to locate in the mounting hole, and hold fixedly with the second of bolt 23 through inserting the spacer pin of locating in the kidney slot, brake valve lever 24's first end rotates and connects on supporting base 1, brake valve lever 24's second end and spring 26 are connected. The bolt 23 is circumferentially limited by the kidney slot. When needing rotating-structure to drive left bearing structure and right bearing structure and rotate, operation control handle 24 overcomes spring 26's elasticity and outwards draws bolt 23, spring 26 further extends, bolt 23 slides along the kidney slot and can't follow circumferential direction, and then operation rotating-structure drives left bearing structure and right bearing structure and rotates, then loosen the pull rod after rotating to the position, elastic restoring force when extending the state through spring 26 draws bolt 23 to graduated disk 22, make the first end of bolt 23 insert in the breach that corresponds on the graduated disk 22, thereby make rotating-structure can't continue to rotate. Optionally, a limiting hole is formed in the limiting plate 25 along the radial direction of the dividing plate 22, and the plug 23 is inserted into the limiting hole. The first end of the bolt 23 is inserted into the notch, the second end of the bolt 23 is provided with a pull rod, the spring 26 is sleeved on the bolt 23, the first end of the spring 26 is fixed on the limiting plate 25, the second end of the spring 26 is fixed on the second end of the bolt 23 or the pull rod, and the spring 26 is in an extended state. When the rotating structure is required to drive the left supporting structure and the right supporting structure to rotate, the pull rod is operated to pull the plug pin 23 outwards, the pull rod is loosened after the rotating structure is rotated to the right position, the plug pin 23 is pulled towards the index plate 22 along the axial direction of the plug pin 23 by the elastic restoring force of the spring 26 in the extension state, and the first end of the plug pin 23 is inserted into the corresponding notch on the index plate 22, so that the rotating structure cannot rotate continuously.
As shown in fig. 2, the right support structure includes a right end journal 27 rotatably connected to the support base 1, a right brace 28 fixed to a first end of the right end journal 27, and a rotating handle 29 fixed to a second end of the right end journal 27. The supporting base 1 comprises a base 11 and supporting frames 12 installed on the base 11, and the two supporting frames 12 are oppositely arranged on two sides of the rotating mechanism 3 and are respectively connected with the right supporting structure and the left supporting structure in a rotating mode. The supporting frames 12 are provided with shoulder bearing bushes for mounting the left end journal 20 or the right end journal 27, and the left end journal 20 and the right end journal 27 are respectively mounted in the shoulder bearing bushes on the two supporting frames 12 and can freely rotate in the shoulder bearing bushes. The base 11 is fixed to the work table by bolts.
As shown in fig. 2 and 3, the rotating mechanism 3 includes a positioning ring 31 matched with the mounting surface of the casing 105 for mounting the casing 105, a mounting ring 32 mounted on the turnover mechanism 2 for sliding fit with the positioning ring 31, and a stop screw 33 mounted on the turnover mechanism 2 for abutting against the positioning ring 31 to fix the positioning ring 31, wherein the mounting ring 32 is matched with the turnover mechanism 2 and forms an arc-shaped sliding groove arranged along the circumferential direction of the positioning ring 31 for sliding fit with the positioning ring 31. A plurality of stud screws for mounting the casing 105 are arranged on the positioning ring 31 along the circumferential direction, one ends of the stud screws are fixed on the positioning ring 31 through fastening screws, the other ends of the stud screws penetrate through the mounting surface of the casing 105, the mounting surface of the casing 105 is tightly pressed and fixed on the positioning ring 31 through knurled nuts, and a gasket is arranged between the knurled nuts and the mounting surface of the casing 105.
As shown in fig. 1, the measuring mechanism 4 includes a gauge stand 41 mounted on the support base 1, a fixing rod 42 mounted on the gauge stand 41 in the vertical direction, a cross bar 43 mounted on the fixing rod 42 in the horizontal direction, and a dial indicator 44 mounted on the cross bar 43 in the vertical direction. The table base 41 is longitudinally provided with a mounting groove along the horizontal direction, the table base 41 is fixed on the supporting base 1 through screws penetrating through the mounting groove, a T-shaped groove is transversely formed in the table base 41 along the horizontal direction, the bottom end of the fixing rod 42 is matched with the T-shaped groove, and the bottom end of the fixing rod 42 is clamped and fixed in the T-shaped groove through nuts sleeved on the fixing rod 42. The gauge stand 41 is fixed on the supporting base 1 by screws penetrating through the mounting grooves after being moved and adjusted in place along the horizontal longitudinal direction. When measuring the gear clearance between the first bevel gear shaft 102 and the second bevel gear shaft 104, the backlash measuring tool is positioned and mounted on the transmission frame assembly 100. The fixing rod 42 horizontally moves in the T-shaped groove and is adjusted to the position, and then the bottom end of the fixing rod 42 is clamped in the T-shaped groove through a nut sleeved on the fixing rod 42. The cross rod 43 moves in the vertical direction, is adjusted and rotates around the fixing rod 42, and then is clamped and fixed on the fixing rod 42 through the elastic clamp, so that the dial indicator 44 is adjusted to a target position, and the indicator head of the dial indicator 44 is abutted against an indicator plate of the backlash measuring tool for measurement. A first adjustment pad for adjusting a distance between the first bevel shaft 102 and the second bevel shaft 104 is provided between the first bevel shaft 102 and the first bearing 101. A first adjustment pad for adjusting a distance between the first and second bevel shafts 102 and 104 is provided between the second bevel shaft 104 and the second bearing 103. The thicknesses of the first and second adjustment pads are determined from the measurement results of the gear backlash of the first and second bevel gear shafts 102 and 104.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A transmission assembly auxiliary device, a transmission assembly (100) comprises a casing (105), a first bearing (101) arranged on the casing (105), a first bevel gear shaft (102) in interference fit with the first bearing (101), a second bearing (103) arranged on the casing (105) and a second bevel gear shaft (104) in interference fit with the second bearing (103), and the second bevel gear shaft (104) is meshed with a bevel gear of the first bevel gear shaft (102),
the auxiliary assembly device for the transmission frame assembly comprises a rotating mechanism (3) used for positioning and installing a casing (105) and driving the casing (105) to rotate along the circumferential direction, a turnover mechanism (2) used for installing the rotating mechanism (3) and driving the rotating mechanism (3) and the casing (105) to turn up and down, a supporting base (1) used for erecting the turnover mechanism (2) and a measuring mechanism (4) which is arranged on the supporting base (1) and used for measuring the gear clearance between a second bevel gear shaft (104) and a first bevel gear shaft (102).
2. The drive carrier assembly assist device of claim 1,
the turnover mechanism (2) comprises a left support structure, a right support structure, a rotating structure and a positioning structure,
the left supporting structure and the right supporting structure are rotatably connected with the supporting base (1), are oppositely arranged on two sides of the rotating mechanism (3) and are used for supporting and fixing the rotating mechanism (3);
the rotating structure is connected with the right supporting structure and is used for driving the right supporting structure, the left supporting structure, the rotating mechanism (3) and the casing (105) to turn up and down;
the positioning structure is arranged on the supporting base (1) and connected with the left supporting structure for controlling the rotation angle of the rotating mechanism.
3. The drive carrier assembly assist device of claim 2,
the left supporting structure comprises a left end journal (20) rotationally connected with the supporting base (1) and a left support plate (21) fixed on the first end of the left end journal (20),
the positioning mechanism comprises an index plate (22) fixed on the second end of the left end journal (20), the outer peripheral surface of the index plate (22) is radially provided with a plurality of notches,
the positioning mechanism further comprises a plug pin (23) which is inserted into the notch along the radial direction of the dividing disc (22) to fix the dividing disc (22).
4. The drive carrier assembly assist device of claim 3,
the positioning mechanism further comprises a control handle (24) which is arranged on the supporting base (1) and used for pulling the bolt (23) along the axial direction of the bolt (23), a limiting plate (25) which is arranged on the supporting base (1) and used for radially limiting the bolt (23), and a spring (26) which is arranged on the supporting base (1) and used for pulling the control handle (24) along the axial direction of the bolt (23) to the direction of the dividing plate (22).
5. The drive carrier assembly assist device of claim 4,
a limiting hole is arranged on the limiting plate (25) along the radial direction of the dividing disc (22), the bolt (23) is arranged in the limiting hole in a penetrating way, the first end of the bolt (23) is inserted into the notch,
the control handle (24) is gone up and has been seted up the mounting hole along the axial of bolt (23), and the side of mounting hole has seted up the kidney slot along the radial of bolt (23), and the second end of bolt (23) wears to locate in the mounting hole to it is fixed with the second end of bolt (23) through inserting the spacer pin of locating in the kidney slot, and the first end of control handle (24) rotates and connects on supporting base (1), and the second end and the spring (26) of control handle (24) are connected.
6. The drive carrier assembly assist device of claim 2,
the right supporting structure comprises a right end shaft neck (27) which is rotatably connected with the supporting base (1), a right support plate (28) which is fixed on the first end of the right end shaft neck (27), and a rotating handle (29) which is fixed on the second end of the right end shaft neck (27).
7. The drive carrier assembly assist device of claim 2,
the supporting base (1) comprises a base (11) and supporting frames (12) arranged on the base (11), and the two supporting frames (12) are oppositely arranged on two sides of the rotating mechanism (3) and are respectively connected with the right supporting structure and the left supporting structure in a rotating mode.
8. The drive carrier assembly assist device of claim 1,
the rotating mechanism (3) comprises a locating ring (31) matched with the mounting surface of the casing (105) and used for mounting the casing (105), a mounting ring (32) mounted on the turnover mechanism (2) and used for being in sliding fit with the locating ring (31), and a stop screw (33) mounted on the turnover mechanism (2) and used for being abutted against the locating ring (31) to fix the locating ring (31), wherein the mounting ring (32) is matched with the turnover mechanism (2) and forms an arc-shaped sliding groove which is distributed along the circumferential direction of the locating ring (31) and used for being in sliding fit with the locating ring (31).
9. The drive carrier assembly assist device of claim 1,
the measuring mechanism (4) comprises a gauge stand (41) arranged on the supporting base (1), a fixed rod (42) arranged on the gauge stand (41) along the vertical direction, a cross rod (43) arranged on the fixed rod (42) along the horizontal direction and a dial indicator (44) arranged on the cross rod (43) along the vertical direction.
10. The drive carrier assembly assist device of claim 9,
the meter seat (41) is provided with a mounting groove along the horizontal longitudinal direction, the meter seat (41) is fixed on the supporting base (1) through a screw penetrating in the mounting groove,
a T-shaped groove is horizontally formed in the upper edge of the gauge stand (41), the bottom end of the fixing rod (42) is matched with the T-shaped groove, and the bottom end of the fixing rod (42) is clamped in the T-shaped groove through a nut sleeved on the fixing rod (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010613402.4A CN111993003B (en) | 2020-06-30 | 2020-06-30 | Auxiliary assembly device for transmission frame assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010613402.4A CN111993003B (en) | 2020-06-30 | 2020-06-30 | Auxiliary assembly device for transmission frame assembly |
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| Publication Number | Publication Date |
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| CN111993003A CN111993003A (en) | 2020-11-27 |
| CN111993003B true CN111993003B (en) | 2021-08-06 |
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| CN202010613402.4A Active CN111993003B (en) | 2020-06-30 | 2020-06-30 | Auxiliary assembly device for transmission frame assembly |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113146532A (en) * | 2020-12-15 | 2021-07-23 | 兰州空间技术物理研究所 | Ion thruster assembling device and method capable of rotating at multiple angles |
| CN112943672B (en) * | 2021-05-17 | 2021-08-03 | 中国航发上海商用航空发动机制造有限责任公司 | Auxiliary connecting piece and auxiliary supporting structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH0824945B2 (en) * | 1990-05-21 | 1996-03-13 | 川崎製鉄株式会社 | Horizontal rolling roll changing device with variable rolling width |
| CN106078631B (en) * | 2016-07-14 | 2018-10-26 | 株洲中航动科南方燃气轮机成套制造安装有限公司 | Assembly fixture |
| CN107218355B (en) * | 2017-06-02 | 2020-02-04 | 中国航发南方工业有限公司 | Oblique middle transmission frame assembly for aero-engine and aero-engine |
| CN207850253U (en) * | 2018-02-12 | 2018-09-11 | 中国第一汽车股份有限公司 | A kind of retarder backlash measuring device |
| CN108673091A (en) * | 2018-07-25 | 2018-10-19 | 珠海格力智能装备有限公司 | Valve rack detent mechanism |
| CN210414453U (en) * | 2019-02-26 | 2020-04-28 | 中国航发商用航空发动机有限责任公司 | Span-adjustable overturning support frame |
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