CN114054866A - Planet frame machining clamp - Google Patents
Planet frame machining clamp Download PDFInfo
- Publication number
- CN114054866A CN114054866A CN202111528801.1A CN202111528801A CN114054866A CN 114054866 A CN114054866 A CN 114054866A CN 202111528801 A CN202111528801 A CN 202111528801A CN 114054866 A CN114054866 A CN 114054866A
- Authority
- CN
- China
- Prior art keywords
- planet carrier
- pressing
- screw
- end plate
- base
- 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.)
- Granted
Links
- 238000003754 machining Methods 0.000 title claims abstract description 59
- 238000003825 pressing Methods 0.000 claims abstract description 139
- 230000000149 penetrating effect Effects 0.000 claims abstract description 6
- 238000013016 damping Methods 0.000 claims description 9
- 230000007246 mechanism Effects 0.000 claims description 9
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 9
- 230000005540 biological transmission Effects 0.000 description 8
- 230000006835 compression Effects 0.000 description 7
- 238000007906 compression Methods 0.000 description 7
- 238000009434 installation Methods 0.000 description 5
- 238000010862 gear shaping Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000005060 rubber Substances 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F23/00—Accessories or equipment combined with or arranged in, or specially designed to form part of, gear-cutting machines
- B23F23/02—Loading, unloading or chucking arrangements for workpieces
- B23F23/06—Chucking arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Retarders (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses a planet carrier machining clamp which is used for fixing a planet carrier, wherein the planet carrier comprises a first end plate and a second end plate, the planet carrier machining clamp comprises a base, a connecting assembly, a first pressing assembly and a second pressing assembly, the base is used for supporting the first end plate, the connecting assembly is installed on the base and is used for penetrating through the planet carrier, the first pressing assembly and the second pressing assembly are arranged on the connecting assembly at intervals, the first pressing assembly is used for abutting against one surface, far away from the base, of the first end plate, and the second pressing assembly is used for abutting against one surface, far away from the base, of the second end plate. According to the planet carrier machining clamp, the connecting assembly penetrates through the two ends of the planet carrier through the shaft holes in the planet carrier, so that the first pressing assembly and the second pressing assembly can respectively press and fix the first end plate and the second end plate at the two ends of the planet carrier, the clamping and fixing effects of the planet carrier are improved, and the stability of the planet carrier is guaranteed.
Description
Technical Field
The invention relates to the technical field of planet carrier machining, in particular to a planet carrier machining clamp.
Background
The planetary frame is used as a main component of the speed reducer, the two ends of the planetary frame are respectively provided with a shaft sleeve and a spline, the middle part of the planetary frame is of a hollow inner cavity structure and is used for assembling sub-parts such as a gear shaft, a gear and the like to form a planetary gear assembly, and speed reduction transmission is realized.
However, the spline of the planet carrier needs to be machined by a gear shaping method, and a special fixture is needed to clamp in the machining process, but the existing gear shaping fixture only compresses and clamps the structure at one end of the planet carrier provided with the shaft sleeve, the gear shaping machining part is positioned at the other end of the planet carrier, and a cavity structure exists between the two ends, so that the rigidity of the spline machining part is low, the spline machining part is easy to deform or vibrate when receiving gear shaping cutting force, the spline machining is difficult to meet the technical requirements, and tooth surface vibration cutter marks are easy to occur.
Disclosure of Invention
The invention provides a clamp for machining a planet carrier, which aims to solve the technical problem that the planet carrier cannot be stably clamped and fixed during machining.
A planet frame machining clamp is used for fixing a planet frame, the planet frame comprises a shaft sleeve, a first end plate and a second end plate which are sequentially arranged along the axial direction of the planet frame, the first end plate and the second end plate are arranged at intervals to form a cavity for accommodating a gear, the planet frame is provided with a plurality of shaft holes for installing a gear shaft along the circumferential direction of the planet frame, the shaft holes penetrate through the first end plate and the second end plate, the planet frame machining clamp comprises a base, a connecting assembly, a first pressing assembly and a second pressing assembly, the base is used for supporting one surface of the first end plate, which is far away from the second end plate, the connecting assembly is arranged on the base and is used for penetrating through the planet frame along the shaft holes, the first pressing assembly and the second pressing assembly are arranged on the connecting assembly at intervals, the first pressing assembly is used for abutting against one surface of the first end plate, which is far away from the base, the second pressing component is used for abutting against one surface, far away from the base, of the second end plate.
Preferably, coupling assembling includes locating coaxially first screw rod and second screw rod on the base, and respectively with first screw rod orientation the one end of second screw rod with the second screw rod orientation the coupling nut of the one end threaded connection of first screw rod, first compress tightly the subassembly and locate on the first screw rod, the second compresses tightly the subassembly and locates on the second screw rod.
Preferably, the connecting assembly further comprises a damping pad sandwiched between the first screw and the second screw.
Further, a threaded hole is formed in the base, the first screw rod penetrates through the threaded hole and is in threaded connection with the threaded hole, and the connecting assembly further comprises a locking nut which is in threaded connection with the first screw rod and abuts against the surface of the base tightly.
Furthermore, the first pressing assembly comprises a first pressing block sleeved on the first screw rod, one end of the connecting nut, facing the base, is abutted to the first pressing block, and the connecting nut is used for driving the first pressing block to abut against the first end plate in a rotating manner relative to the first screw rod; the second compression assembly comprises a second pressing block sleeved on the second screw rod and a compression nut in threaded connection with the second screw rod, the compression nut faces towards one end of the base and is abutted to the second pressing block, and the compression nut is used for driving the second pressing block to abut against the second end plate in a rotating mode relative to the second screw rod.
Preferably, the second hold-down assembly further comprises a flexible pad or spring for resiliently biasing between the second hold-down piece and the second end plate.
Preferably, the edge of the first pressing block is provided with an installation notch used for being clamped into the first screw rod along the radial direction of the first screw rod, and/or the edge of the second pressing block is provided with an installation notch used for being clamped into the second screw rod along the radial direction of the second screw rod.
Preferably, the connecting assembly and the corresponding first pressing assembly and the second pressing assembly form a pressing mechanism, and the pressing mechanisms are at least three and are arranged at equal intervals along the circumferential direction of the planet carrier.
Furthermore, the planet frame machining clamp further comprises a positioning block matched with the inner wall structure of the shaft sleeve, an accommodating cavity used for accommodating the shaft sleeve is formed in the base, and the positioning block is arranged in the accommodating cavity and embedded in the shaft sleeve.
Furthermore, the clamp for machining the planet carrier further comprises a positioning pin detachably connected with the base, and the positioning pin is used for penetrating through a preset positioning hole of the planet carrier and performing angular positioning on the planet carrier.
The invention has the following beneficial effects:
1. in the planet carrier machining clamp provided by the invention, the connecting assembly penetrates through two ends of the planet carrier by utilizing the shaft hole on the planet carrier, so that the first pressing assembly and the second pressing assembly which are arranged on the connecting assembly at intervals can respectively press and fix the first end plate and the second end plate at two ends of the planet carrier, the clamping and fixing effect of the planet carrier is improved, the stability of the planet carrier is ensured, and the machining quality is improved. Secondly, because first compress tightly the subassembly and the second compresses tightly the subassembly independent setting, the two can realize different compression strength, thereby can provide great packing force to the first end plate that is directly supported on the base, lead to the lower second end plate of rigidity to providing less packing force keeping away from the base, when guaranteeing that first end plate is by stable fixed, avoid the second end plate to be compressed tightly by the transition and lead to warping, and then avoid the spline on the second end plate to take place to warp after processing is accomplished and kick-backs, ensure the machining precision of spline.
2. In the planet carrier machining clamp provided by the invention, the connecting assembly consists of the first screw and the second screw which are mutually independent, the first pressing assembly and the second pressing assembly are respectively installed through the first screw and the second screw, so that the vibration transmission between the first pressing assembly and the second pressing assembly is effectively reduced, the vibration of the planet carrier corresponding to two pressing positions cannot be mutually influenced, the vibration transmission in the machining process is weakened, the integral resonance of the planet carrier is avoided, and the machining stability is improved.
3. In the planet carrier machining clamp provided by the invention, the structure for compressing the first compressing assembly is composed of the first pressing block, and the structure for compressing the second compressing assembly is composed of the second pressing block and the flexible cushion block or the spring, so that the effect of combining rigid clamping and flexible clamping is realized, the effect of strengthening and fixing the first end plate is provided, the effect of flexibly fixing the second end plate is provided, the second end plate is further prevented from deforming in the clamping process, and the machining precision of the spline is ensured.
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 perspective view of a planetary carrier to which a planetary carrier machining jig according to an embodiment of the present invention is applied;
FIG. 2 is a cross-sectional view of the planet carrier shown in FIG. 1;
fig. 3 is a top view of a planetary carrier machining jig according to an embodiment of the present invention;
FIG. 4 is a cross-sectional view of the planet carrier machining fixture shown in FIG. 3 taken along the A-A direction;
FIG. 5 is a reference view showing a state in which the pinion carrier machining jig shown in FIG. 3 is used;
fig. 6 is a sectional view of the pinion carrier machining jig shown in fig. 5 taken along the direction B-B.
Illustration of the drawings:
1. a planet carrier machining clamp; 11. a base; 111. a threaded hole; 112. an accommodating cavity; 12. a connecting assembly; 121. a first screw; 122. a second screw; 123. a connecting nut; 124. locking the nut; 13. a first hold-down assembly; 131. a first pressing block; 14. a second hold-down assembly; 141. a second pressing block; 1411. installing a notch; 142. a compression nut; 143. a flexible cushion block; 15. positioning blocks; 16. mounting screws; 17. positioning pins; 2. a planet carrier; 21. a shaft sleeve; 22. a first end plate; 23. a second end plate; 24. a spline; 25. a side wall; 26. a shaft hole; 27. and (7) positioning the holes.
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.
Referring to fig. 1 and 2, for convenience of explaining the pinion carrier machining jig 1 according to the embodiment of the present invention, a pinion carrier 2 suitable for the pinion carrier machining jig 1 is shown in the drawing, the pinion carrier 2 includes a shaft sleeve 21, a first end plate 22, a second end plate 23 and a spline 24 which are sequentially arranged along an axial direction of the pinion carrier, the first end plate 22 and the second end plate 23 are arranged at intervals and integrally connected through a side wall 25, so as to form a cavity for accommodating a gear between the first end plate 22 and the second end plate 23. The planet carrier 2 is provided with a plurality of shaft holes 26 for mounting gear shafts along the circumferential direction at intervals, and the shaft holes 26 penetrate through the first end plate 22 and the second end plate 23 in sequence along the direction perpendicular to the first end plate 22.
It should be understood that, the structure of the planet carrier 2 is given as an example in the present embodiment to assist in explaining the structure and the using principle of the planet carrier machining fixture 1, but it cannot be considered as a limitation to the specific application of the planet carrier machining fixture 1, the specific shape and structure of the planet carrier 2 may be adjusted according to the actual using parameters, and accordingly, the shape and size of the planet carrier machining fixture 1 may also be adjusted corresponding to the specific structure of the planet carrier 2.
As shown in fig. 3 and 4, the planetary carrier machining jig 1 includes a base 11, a connecting assembly 12, a first pressing assembly 13, and a second pressing assembly 14, the base 11 is configured to be mounted on a machining tool of the planetary carrier 2, the connecting assembly 12 is vertically disposed on the base 11 relative to a top surface of the base 11, and the first pressing assembly 13 and the second pressing assembly 14 are disposed on the connecting assembly 12 at intervals and are adjustable in height relative to the connecting assembly 12.
Referring to fig. 5 and 6, the top surface of the base 11 is used for supporting a surface of the first end plate 22 away from the second end plate 23, the connecting assembly 12 is used for penetrating through the upper end and the lower end of the planetary carrier 2 along the shaft hole 26 of the planetary carrier 2, the first pressing assembly 13 is used for abutting against the surface of the first end plate 22 away from the base 11 and pressing and fixing the first end plate 22 on the base 11, and the second pressing assembly 14 is used for abutting against the surface of the second end plate 23 away from the base 11 and pressing and fixing the second end plate 23 on the base 11.
Coupling assembling 12 in the planet frame adds clamping apparatus 1 utilizes shaft hole 26 on the planet frame 2 pierces through the both ends of planet frame 2, so that the interval is located first compress tightly subassembly 13 and second on the coupling assembling 12 and compress tightly subassembly 14 and can be right respectively first end plate 22, the second end plate 23 at planet frame 2 both ends compress tightly fixedly, promote the fixed effect of clamping of planet frame 2 guarantees the stability of planet frame 2, thereby promotes the processingquality of the spline 24 on the planet frame 2. Secondly, because the first pressing component 13 and the second pressing component 14 are arranged independently, the two pressing components can achieve different pressing strengths, so that a larger pressing force can be provided for a first end plate 22 which is directly supported on the base 11 and has a larger rigidity, a smaller pressing force can be provided for a second end plate 23 which is far away from the base 11 and has a lower rigidity, the deformation caused by the transitional pressing of the second end plate 23 is avoided while the first end plate 22 is ensured to be stably fixed, further the deformation and resilience of the spline 24 on the second end plate 23 after the processing is completed are avoided, and the processing precision of the spline 24 is ensured.
As shown in fig. 4 and 6, the connecting assembly 12 includes a first screw 121, a second screw 122, and a connecting nut 123, the first screw 121 is erected on the base 11 along a direction perpendicular to the top surface of the base 11, the second screw 122 is coaxially disposed at an end of the first screw 121 away from the base 11 relative to the first screw 121, two ends of the connecting nut 123 are respectively in threaded connection with the first screw 121 and the second screw 122, that is, one end of the connecting nut 123 is in threaded connection with an end of the first screw 121 facing the second screw 122, and the other end of the connecting nut 123 is in threaded connection with an end of the second screw 122 facing the first screw 121, and the second screw 122 is integrally connected with the first screw 121 through the connecting nut 123.
Further, the first pressing component 13 is arranged on the first screw rod 121, the second pressing component 14 is arranged on the second screw rod 122, and because the first screw rod 121 and the second screw rod 122 are relatively independent, the first pressing component 13 and the second pressing component 14 are respectively arranged through the first screw rod 121 and the second screw rod 122, so that vibration transmission between the first pressing component 13 and the second pressing component 14 is effectively reduced, vibration of the planet carrier 2 corresponding to two pressing positions cannot be influenced mutually, vibration transmission in a machining process is reduced, resonance of the whole planet carrier 2 is avoided, and machining stability is improved.
Preferably, the connecting assembly 12 further includes a damping pad (not shown, the same below) interposed between the first screw 121 and the second screw 122, the damping pad is made of a flexible material such as silica gel, rubber, resin, or fiber, the damping pad is disposed between an end surface of the first screw 121 and an end surface of the second screw 122, the first screw 121 and the second screw 122 are separated by the damping pad, a flexible damping effect is achieved, vibration transmission between the second screw 122 and the first screw 121 is further reduced, and clamping stability is improved.
Further, coupling assembling 12 still includes lock nut 124, threaded hole 111 has been seted up on the base 11, first screw rod 121 wear to locate in threaded hole 111 and with threaded hole 111 threaded connection, lock nut 124 with first screw rod 121 threaded connection supports tightly the base 11 surface, thereby will first screw rod 121 stabilize the locking in on the base 11, avoid first screw rod 121 takes place to rotate under the influence of processing vibration, guarantees the stability of first screw rod 121, and then guarantees first pressure components 13 and the second pressure components 14 compress tightly the effect.
Preferably, the first pressing assembly 13 includes a first pressing block 131 sleeved on the first screw 121, one end of the connecting nut 12 facing the base 11 abuts against the first pressing block 131, and the connecting nut 12 is configured to rotationally drive the first pressing block 131 to abut against the first end plate 22 relative to the first screw 121. When the connection between the first screw rod 121 and the second screw rod 122 is realized through the connecting nut 123, the downward pressure with different strengths can be applied to the first pressing block 131 through the rotation action of the connecting nut 123, the pressing strength of the first pressing block 131 is adjusted, a plurality of functions are realized through one nut, the overall structure is effectively simplified, the convenience of assembling and clamping use of the planet frame machining clamp 1 is improved, and the mutual interference of a plurality of thread fittings is avoided.
Further, the second pressing component 14 includes a second pressing block 141 and a pressing nut 142, the second pressing block 141 is sleeved on the second screw 122, the pressing nut 142 is in threaded connection with the second screw 122, one end of the pressing nut 142 facing the base 11 abuts against the second pressing block 141, and the pressing nut 142 is configured to rotationally drive the second pressing block 141 to abut against the second end plate 23 relative to the second screw 122, so as to realize the pressing and fixing of the second end plate 23.
Further, the first pressing block 131 and the second pressing block 141 are both made of a metal material, so that a large elastic deformation is avoided during the pressing process, and the pressing strength is ensured.
Preferably, the second pressing component 14 further comprises a flexible cushion block 143 for elastically pressing the second pressing block 141 and the second end plate 23, the flexible cushion block 143 is made of flexible materials such as silica gel, rubber, resin or fiber, and can achieve a damping and buffering effect, so that the first pressing component 13 and the second pressing component 14 can achieve an effect of combining rigid clamping and flexible clamping, the first end plate 22 is strengthened and fixed, the second end plate 23 is flexibly fixed, deformation of the second end plate 23 in the clamping process is further avoided, and the machining accuracy of the spline 24 is guaranteed.
Further, the second pressing component 14 further includes a third pressing block (not shown, the same below) and a second pressing nut (not shown, the same below), the second pressing nut is connected with the second screw 122 through a thread and is used for driving the third pressing block to abut against one surface of the second end plate 23 facing the base 11, two opposite surfaces of the second end plate 23 are respectively abutted against by the third pressing block and the second pressing block 141, so that the second end plate 23 is clamped and fixed, and the clamping stability of the second end plate 23 is further improved.
Furthermore, the second pressing assembly 14 further includes a second flexible cushion block (not shown, the same applies below) for elastically pressing between the third pressing block and the second end plate 23, and the second flexible cushion block realizes a vibration damping and buffering effect between the third pressing block and the second end plate 23, so as to further reduce vibration transmission.
In other embodiments, when the second end plate 23 requires a larger clamping buffer stroke, the flexible pad 143 and/or the second flexible pad may also be replaced by a spring, that is, the second pressing assembly 14 further includes a spring for elastically pressing between the second pressing block 141 and the second end plate 23 and/or a spring for elastically pressing between the third pressing block and the second end plate 23, and flexible clamping fixation may also be achieved.
It should be understood that, since the first pressing assembly 13 and the second pressing assembly 14 can respectively realize rigid clamping and flexible clamping, the vibration transmission between the two clamping positions is effectively reduced. Therefore, in other embodiments, the first screw 121 and the second screw 122 may also be integrally formed, that is, the first screw 121 and the second screw 122 are formed by different portions on the same screw, so as to improve the stability of the second compressing assembly 14.
Referring to fig. 3 or 5, an installation notch 1411 communicated with a central position is formed in an edge of the first pressing block 131 and/or the second pressing block 141, the installation notch of the first pressing block 131 is used for being clamped into the first screw rod 121 along the radial direction of the first screw rod 121, and the installation notch 1411 of the second pressing block 141 is used for being clamped into the second screw rod 122 along the radial direction of the second screw rod 122, so that the first pressing block 131 and/or the second pressing block 141 can be transversely disassembled and assembled, the connecting nut 123 and the compression nut 142 do not need to be completely screwed out when the pressing blocks are disassembled and assembled, the pressing blocks made of different materials and thicknesses can be conveniently replaced according to actual pressing requirements, and the planetary carrier 2 with different specifications can be better adapted.
Preferably, the connecting component 12 and the first pressing component 13 and the second pressing component 14 which are correspondingly arranged on the connecting component 12 form a pressing mechanism, the number of the pressing mechanisms is at least three, the pressing mechanisms are arranged along the circumference of the planet carrier 2 at equal intervals, and different positions on the planet carrier 2 are clamped and fixed by a plurality of pressing mechanisms which are arranged around the planet carrier 2, so that the force of the planet carrier 2 is balanced, and the clamping stability of the planet carrier 2 is further improved.
Referring to fig. 4 and 6, the planetary frame processing fixture 1 further includes a positioning block 15 and a mounting screw 16, a receiving cavity 112 for receiving the shaft sleeve 21 of the planetary frame 2 is formed in the center of the base 11, the positioning block 15 is detachably mounted in the receiving cavity 112 through the mounting screw 16, and an outer wall of the positioning block 15 is matched with an inner wall structure of the shaft sleeve 21, so that when the shaft sleeve 21 is received in the receiving cavity 112, the positioning block 15 is embedded in the shaft sleeve 21 and limits and fixes the shaft sleeve 21.
Because the axle sleeve 21 on the planet frame 2 needs to be connected with the bearing, has higher machining precision usually, through locating piece 15 is right axle sleeve 21 carries out spacing fixed, can be comparatively accurately right the whole centering of planet frame 2 guarantees the clamping precision of planet frame 2 to promote the positioning precision who adds man-hour.
As shown in fig. 5, preferably, the planetary frame machining fixture 1 further includes a positioning pin 17 detachably connected to the base 11, where the positioning pin 17 is inserted into a positioning hole 27 preset in the planetary frame 2 and is used to angularly position the planetary frame 2, so as to prevent the planetary frame 2 from rotating.
In conclusion, the planet carrier machining clamp 1 can effectively improve the clamping precision and the clamping stability of the planet carrier 2, avoids deformation or cutter vibration in the machining process, and ensures the machining quality of the planet carrier 2.
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 planet carrier machining clamp is used for fixing a planet carrier (2), the planet carrier (2) comprises a shaft sleeve (21), a first end plate (22) and a second end plate (23) which are sequentially arranged along the axial direction of the planet carrier, the first end plate (22) and the second end plate (23) are arranged at intervals to form a cavity for accommodating gears, the planet carrier (2) is provided with a plurality of shaft holes (26) used for installing gear shafts along the circumferential direction of the planet carrier, the shaft holes (26) penetrate through the first end plate (22) and the second end plate (23), the planet carrier machining clamp is characterized by comprising a base (11), a connecting assembly (12), a first pressing assembly (13) and a second pressing assembly (14), the base (11) is used for supporting one surface of the first end plate (22) far away from the second end plate (23), the connecting assembly (12) is arranged on the base (11) and is used for penetrating through the planet carrier (2) along the shaft holes (26), first compress tightly subassembly (13) and second compress tightly subassembly (14) and locate at the interval on coupling assembling (12), first compress tightly subassembly (13) and be used for the butt first end plate (22) are kept away from the one side of base (11), second compress tightly subassembly (14) are used for the butt second end plate (23) are kept away from the one side of base (11).
2. A planet carrier machining clamp according to claim 1, characterized in that the connecting assembly (12) comprises a first screw (121) and a second screw (122) coaxially arranged on the base (11), and a connecting nut (123) threadedly connected to an end of the first screw (121) facing the second screw (122) and an end of the second screw (122) facing the first screw (121), respectively, the first hold-down assembly (13) being arranged on the first screw (121), and the second hold-down assembly (14) being arranged on the second screw (122).
3. A planet carrier machining clamp according to claim 2, characterized in that the connection assembly (12) further comprises a damping pad interposed between the first screw (121) and the second screw (122).
4. The planet carrier machining clamp according to claim 2, characterized in that a threaded hole (111) is formed in the base (11), the first screw (121) is inserted into the threaded hole (111) and is in threaded connection with the threaded hole (111), and the connecting assembly (12) further comprises a lock nut (124) which is in threaded connection with the first screw (121) and abuts against the surface of the base (11).
5. The planet carrier machining clamp according to claim 2, wherein the first pressing assembly (13) comprises a first pressing block (131) sleeved on the first screw (121), one end of the connecting nut (123) facing the base (11) abuts against the first pressing block (131), and the connecting nut (123) is used for driving the first pressing block (131) to abut against the first end plate (22) in a rotating mode relative to the first screw (121);
the second pressing component (14) comprises a second pressing block (141) sleeved on the second screw (122) and a pressing nut (142) in threaded connection with the second screw (122), one end, facing the base (11), of the pressing nut (142) abuts against the second pressing block (141), and the pressing nut (142) is used for driving the second pressing block (141) to abut against the second end plate (23) in a rotating mode relative to the second screw (122).
6. Planet carrier machining clamp according to claim 5, characterized in that the second pressing assembly (14) further comprises a flexible pad (143) or spring for springing between the second pressing block (141) and the second end plate (23).
7. Planet carrier machining clamp according to claim 5, characterized in that the edge of the first pressure piece (131) is provided with a mounting notch for snapping onto the first threaded rod (121) in the radial direction of the first threaded rod (121) and/or the edge of the second pressure piece (141) is provided with a mounting notch (1411) for snapping onto the second threaded rod (122) in the radial direction of the second threaded rod (122).
8. The planet carrier machining clamp according to claim 1, characterized in that the connecting assembly (12) and the corresponding first pressing assembly (13) and second pressing assembly (14) form a pressing mechanism, and the pressing mechanism is provided with at least three pressing mechanisms which are arranged at equal intervals along the circumferential direction of the planet carrier (2).
9. The planet carrier machining clamp according to claim 1, further comprising a positioning block (15) adapted to an inner wall structure of the shaft sleeve (21), wherein the base (11) is provided with an accommodating cavity (112) for accommodating the shaft sleeve (21), and the positioning block (15) is disposed in the accommodating cavity (112) and embedded in the shaft sleeve (21).
10. The planet carrier machining clamp according to claim 1, further comprising a positioning pin (17) detachably connected with the base (11), wherein the positioning pin (17) is used for penetrating into a positioning hole (27) preset in the planet carrier (2) and positioning the planet carrier (2) in an angular direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111528801.1A CN114054866B (en) | 2021-12-14 | 2021-12-14 | Planet frame machining clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111528801.1A CN114054866B (en) | 2021-12-14 | 2021-12-14 | Planet frame machining clamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114054866A true CN114054866A (en) | 2022-02-18 |
| CN114054866B CN114054866B (en) | 2022-10-11 |
Family
ID=80229405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111528801.1A Active CN114054866B (en) | 2021-12-14 | 2021-12-14 | Planet frame machining clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114054866B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115488437A (en) * | 2022-10-17 | 2022-12-20 | 福建佰源智能装备股份有限公司 | Combined rolling processing technology for large disc gear and large tripod gear on double-sided circular knitting machine |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2767731A1 (en) * | 1997-09-03 | 1999-03-05 | Carossino Patricia | Horizontal thrust drive for machine tool work piece |
| CN208528601U (en) * | 2018-08-14 | 2019-02-22 | 湖南南方通用航空发动机有限公司 | Clamp fixture for clamping casing part |
| US20190262954A1 (en) * | 2018-02-23 | 2019-08-29 | Engineered Abrasives, Inc. | Oversized part hold down apparatus |
| CN110773818A (en) * | 2019-11-27 | 2020-02-11 | 上海羿弓精密科技有限公司 | Cycloidal pin gear grinding clamp |
| CN110900251A (en) * | 2019-12-17 | 2020-03-24 | 湖北中油科昊机械制造有限公司 | Boring machining table capable of machining multiple bearing blocks |
| CN111702198A (en) * | 2020-06-29 | 2020-09-25 | 綦江重配齿轮有限公司 | Planet gear carrier clamp |
| CN111774910A (en) * | 2020-08-19 | 2020-10-16 | 湖南省嘉力机械有限公司 | A jig for machining and testing a shaft hole of a casing |
| CN111922370A (en) * | 2020-08-21 | 2020-11-13 | 南京高速齿轮制造有限公司 | A clamping device for a planet carrier |
-
2021
- 2021-12-14 CN CN202111528801.1A patent/CN114054866B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2767731A1 (en) * | 1997-09-03 | 1999-03-05 | Carossino Patricia | Horizontal thrust drive for machine tool work piece |
| US20190262954A1 (en) * | 2018-02-23 | 2019-08-29 | Engineered Abrasives, Inc. | Oversized part hold down apparatus |
| CN208528601U (en) * | 2018-08-14 | 2019-02-22 | 湖南南方通用航空发动机有限公司 | Clamp fixture for clamping casing part |
| CN110773818A (en) * | 2019-11-27 | 2020-02-11 | 上海羿弓精密科技有限公司 | Cycloidal pin gear grinding clamp |
| CN110900251A (en) * | 2019-12-17 | 2020-03-24 | 湖北中油科昊机械制造有限公司 | Boring machining table capable of machining multiple bearing blocks |
| CN111702198A (en) * | 2020-06-29 | 2020-09-25 | 綦江重配齿轮有限公司 | Planet gear carrier clamp |
| CN111774910A (en) * | 2020-08-19 | 2020-10-16 | 湖南省嘉力机械有限公司 | A jig for machining and testing a shaft hole of a casing |
| CN111922370A (en) * | 2020-08-21 | 2020-11-13 | 南京高速齿轮制造有限公司 | A clamping device for a planet carrier |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115488437A (en) * | 2022-10-17 | 2022-12-20 | 福建佰源智能装备股份有限公司 | Combined rolling processing technology for large disc gear and large tripod gear on double-sided circular knitting machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114054866B (en) | 2022-10-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100467175C (en) | Clamping device for releasably securing pallets | |
| EP2136102A1 (en) | Vibration control equipment | |
| CN114054866B (en) | Planet frame machining clamp | |
| CN113442077B (en) | A special fixture for drilling experiments of laminated composite materials | |
| WO2020103669A1 (en) | Ultra-long-stroke fast tool servo having detachable flexible leaf springs, and machine tool | |
| CA2232561C (en) | Noise elminating adaptor for a cutting tool | |
| CN110560746A (en) | inclined hole drilling device and application method thereof | |
| CN211101738U (en) | Inclined hole drilling device | |
| CN216264739U (en) | Cylinder flange end face machining clamp | |
| CN114851072B (en) | Thin-wall cup-shaped fixture for flexible gear honing and honing machine tool | |
| CN116163592B (en) | A baseless handle | |
| CN222958335U (en) | An internal grinding fixture for precision grinding of equally divided holes in parts | |
| CN221087985U (en) | Positioning device of crankshaft boring machine | |
| KR102603452B1 (en) | Smart tool of precise support type for hole processing of shaft | |
| CN113916518B (en) | Cylindrical helical compression spring fatigue test clamp and use method thereof | |
| CN223776639U (en) | Automatic positioning tool for motor front cover machining center | |
| CN113681465A (en) | High-precision grinding and clamping device and method for inner hole of hemispherical bearing part | |
| CN116713931B (en) | A balancing clamp for an intermediate shaft assembly and its method of use. | |
| CN219747552U (en) | Grinding clamp for eccentric shaft of compressor crankshaft | |
| CN215847313U (en) | Rotary clamp equipment for inner hole grinding machine | |
| CN112756710B (en) | Self-centering anti-vibration clamp for grinding and machining thin-web-plate gear part and clamping method | |
| CN223894950U (en) | Transmission device beneficial to improving stability | |
| CN212885241U (en) | Drilling positioning device for breathing hole of front cover of brake cylinder | |
| CN223455537U (en) | Clamp for machining radial hole shaft parts | |
| CN221401432U (en) | Replaceable elastic coupling |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |