CN219151777U - High-rigidity zero-clearance universal driving coupler - Google Patents
High-rigidity zero-clearance universal driving coupler Download PDFInfo
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- CN219151777U CN219151777U CN202223330088.2U CN202223330088U CN219151777U CN 219151777 U CN219151777 U CN 219151777U CN 202223330088 U CN202223330088 U CN 202223330088U CN 219151777 U CN219151777 U CN 219151777U
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Abstract
The utility model discloses a high-rigidity zero-clearance universal driving coupler in the field of gear machining, which structurally comprises a transmission connecting shaft and an elastic coupler, wherein the elastic coupler comprises an axial fixing block, an adjustable elastic chuck, an elastic fixing sleeve and a clamping sleeve, the adjustable elastic chuck is horizontally arranged above the elastic coupler, the elastic fixing sleeve is vertically arranged below one side of the adjustable elastic chuck, the clamping sleeve is arranged inside the elastic fixing sleeve, the axial fixing block, the adjustable elastic chuck, the elastic fixing sleeve and the clamping sleeve are all locked and fixed through bolts, the high-rigidity zero-clearance universal driving coupler is suitable for machining and fixing different gear workpieces, the elastic coupler can meet the fixing requirements of different gear workpieces, the gear workpiece installation efficiency is improved, the adjustable elastic chuck can be freely adjusted according to the use requirements, the clearance of the gear workpieces in the installation process can be eliminated by matching the elastic fixing sleeve, and the installation and fixing effects of the gear workpieces are ensured.
Description
Technical Field
The utility model relates to the field of gear machining, in particular to a high-rigidity zero-clearance universal driving coupler.
Background
Gear shafts refer to mechanical parts that support and revolve with rotating parts to transmit motion, torque, or bending moment. The universal shaft coupler is characterized in that the structure of the universal shaft coupler has larger angular compensation capability, the structure is compact, the transmission efficiency is high, and in a special gear processing scene, the shaft coupler can be selected as a connecting shaft transmission device, and various complex processing technologies can be completed by matching with gear shaft processing.
Aiming at the current gear machining work, a relative scheme is formulated for the following problems:
at present in gear machining work, need adopt solitary anchor clamps to carry out centre gripping work when carrying out the gear machined part of complicacy processing in the face, solitary frock clamp needs to customize according to specific gear workpiece, the customization cost is higher, when facing the gear of different specifications, need frequently change the accessory, produce assembly error easily, thereby influence gear machined part's machining precision, when carrying out corresponding fine setting work, there is the installation clearance easily, fix gear machined part through frock clamp, operating procedure is comparatively loaded down with trivial details, the installation effectiveness is lower, influence gear machined part's machining efficiency.
Disclosure of Invention
The utility model mainly aims to overcome the defects of the prior art and provide a high-rigidity zero-clearance universal driving coupler.
The utility model is realized by adopting the following technical scheme: the utility model provides a high rigidity zero clearance universal drive shaft coupling, its structure includes transmission connecting axle, elastic coupling, the elastic coupling carries out horizontal centre gripping work to the gear stick, the elastic coupling is installed at transmission connecting axle right-hand member, the elastic coupling includes axial fixed block, adjustable collet, elastic fixed sleeve, centre gripping cover, adjustable collet horizontal installation is in elastic coupling top, adjustable collet one side below is installed perpendicularly to the elastic fixed sleeve, the centre gripping cover is installed inside the elastic fixed sleeve, axial fixed block, adjustable collet, elastic fixed sleeve and centre gripping cover are all locked fixedly through the bolt.
Further, the axial fixed block middle part is equipped with the installation through-hole, the installation through-hole is equipped with the step through-hole all around, be equipped with the installation waist hole in the boss of axial fixed block upper end, axial fixed block upper end one side is equipped with the fixed screw hole, axial fixed block upper end left side is equipped with the step of stepping down, step upper surface height of stepping down is less than axial fixed block upper surface height.
Further, adjustable collet right side is the fixed plate, the fixed plate middle part is equipped with axial spacing hole, the fixed plate right side limit is equipped with the side direction locating hole, adjustable collet left side is the elasticity centre gripping arm, be equipped with the opening between elasticity centre gripping arm and the fixed plate, adjustable collet below is equipped with the clamping area, fixed plate and elasticity centre gripping arm are integrated into one piece structure, fixed plate and the inside both sides of clamping area below the elasticity centre gripping arm are equipped with the centre gripping protruding head, adjustable collet lower extreme is equipped with the locking mounting hole that runs through.
Further, the elastic fixing sleeve upper end is equipped with the centre gripping fixed station, centre gripping fixed station upper end both sides are equipped with anti-skidding raised head, the elastic fixing sleeve left side is equipped with the step mounting hole, the elastic fixing sleeve middle part is equipped with the installation through-hole, installation through-hole right side opening area is equipped with the location chamfer.
Further, the middle part of the clamping sleeve is provided with a clamping through hole, the right end of the clamping sleeve is provided with a positioning boss, and the inclined angle of the inclined edge of the positioning boss is consistent with the inclined angle set by the positioning chamfer in the elastic fixing sleeve.
Further, the right end of the transmission connecting shaft is provided with a center, the center is sleeved in a mounting hole formed in the right end of the transmission connecting shaft, the left end of the center is a conical thimble, and a fixing through hole is formed in the stepped shaft in the middle section of the center.
Further, the outer diameter of the clamping sleeve is consistent with the inner diameter of the installation through hole formed in the elastic fixing sleeve.
Furthermore, the elastic fixing sleeve and the clamping sleeve are both open sleeves.
Advantageous effects
Compared with the prior art, the utility model has the beneficial effects that: the zero-clearance universal coupler can perform specific fixing work on gear shaft machined parts, is suitable for machining and fixing work of different gear machined parts, can meet the fixing requirements of different gear machined parts, improves the installation efficiency of the gear machined parts, can be freely adjusted according to the use requirements, and can eliminate the clearance of the gear machined parts in the installation process by being matched with the elastic fixing sleeve by the adjustable elastic clamping head, so that the installation and fixing effects of the gear machined parts are ensured.
Drawings
Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:
FIG. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a schematic view of a first perspective view of the whole structure of the present utility model.
Fig. 3 is a schematic view of a second perspective view of the whole present utility model.
Fig. 4 is a schematic diagram of the overall explosive structure of the present utility model.
FIG. 5 is a schematic view of the internal structure of the axial fixing block of the present utility model in partial cutaway.
Fig. 6 is a schematic perspective view of an axial fixing block according to the present utility model.
Fig. 7 is a schematic view of the internal structure of the adjustable collet of the present utility model in partial cutaway.
Fig. 8 is a schematic perspective view of a first perspective view of an adjustable collet of the present utility model.
Fig. 9 is a schematic perspective view of a second perspective view of the adjustable collet of the present utility model.
Fig. 10 is a schematic plan view of the elastic fixing sleeve of the present utility model.
FIG. 11 is a schematic view of the elastic fixing sleeve of the present utility model partially cut away.
Fig. 12 is a schematic plan view of a clamping sleeve according to the present utility model.
Fig. 13 is a schematic perspective view of a clamping sleeve according to the present utility model.
Fig. 14 is a schematic plan view of a tip according to the present utility model.
Fig. 15 is a schematic perspective view of a tip according to the present utility model.
Fig. 16 is a schematic plan view of an assembled structure of the clamping sleeve of the present utility model.
In the figure: the transmission connecting shaft 1, the elastic coupling 2, the gear rod 3, the center 4, the axial fixing block 5, the adjustable elastic chuck 6, the elastic fixing sleeve 7, the clamping sleeve 8, the first mounting through hole 9, the step through hole 10, the mounting waist hole 11, the fixing threaded hole 12, the step of stepping down 13, the elastic clamping arm 15, the opening 16, the clamping area 17, the clamping convex head 18, the locking mounting hole 19, the axial limiting hole 20, the lateral positioning hole 21, the clamping fixing table 22, the anti-skid convex head 23, the step mounting hole 24, the mounting through hole 25, the positioning chamfer 26, the clamping through hole 27, the positioning boss 28, the conical center 29 and the fixing through hole 30.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-16, the present utility model provides a technical solution for a high-rigidity zero-clearance universal driving coupling: the utility model provides a high rigidity zero clearance universal drive shaft coupling, its structure includes transmission connecting axle 1, elastic coupling 2 carries out horizontal centre gripping work to the gear stick 3, elastic coupling 2 installs at transmission connecting axle 1 right-hand member, transmission connecting axle 1 can be in the same place with the rotatory output of outside lathe, elastic coupling 2 includes axial fixed block 5, adjustable collet 6, elastic fixed cover 7, clamping sleeve 8, adjustable collet 6 horizontal installation is in elastic coupling 2 top, elastic fixed cover 7 is installed perpendicularly in adjustable collet 6 one side below, clamping sleeve 8 installs inside elastic fixed cover 7, axial fixed block 5, adjustable collet 6, elastic fixed cover 7 and clamping sleeve 8 all carry out the locking through the bolt fixedly.
Preferably, the middle part of the axial fixing block 5 is provided with a first installation through hole 9, the first installation through hole 9 is provided with a step through hole 10 all around, a mounting waist hole 11 is arranged in a boss at the upper end of the axial fixing block 5, one side of the upper end of the axial fixing block 5 is provided with a fixing threaded hole 12, the left side of the upper end of the axial fixing block 5 is provided with a step 13, and the height of the upper surface of the step 13 is lower than that of the upper surface of the axial fixing block 5.
Preferably, the right side of the adjustable elastic clamping head 6 is a fixed plate 14, an axial limiting hole 20 is formed in the middle of the fixed plate 14, a lateral positioning hole 21 is formed in the right side of the fixed plate 14, an elastic clamping arm 15 is arranged on the left side of the adjustable elastic clamping head 6, an opening 16 is formed between the elastic clamping arm 15 and the fixed plate 14, a certain gap is formed between the elastic clamping arm 15 and the fixed plate 14 due to the opening 16 formed in the adjustable elastic clamping head 6, elastic swinging for moving the elastic clamping arm 15 can be achieved, a clamping area 17 is formed below the adjustable elastic clamping head 6, clamping raised heads 18 are arranged at clamping heads on two sides below the clamping area 17, the fixed plate 14 and the elastic clamping arm 15 are of an integrated structure, clamping raised heads 18 are arranged on two sides inside the clamping area 17 below the fixed plate 14 and the elastic clamping arm 15, a penetrating locking mounting hole 19 is formed in the lower end of the adjustable elastic clamping head 6, the locking mounting hole 19 located below the elastic clamping arm 15 is a through hole, and the locking mounting hole 19 located below the fixed plate 14 is a threaded blind hole.
Preferably, the elastic fixing sleeve 7 upper end is equipped with the centre gripping fixed station 22, centre gripping fixed station 22 upper end both sides are equipped with anti-skidding raised head 23, the elastic fixing sleeve 7 left side is equipped with step mounting hole 24, the upper portion step mounting hole 24 of elastic fixing sleeve 7 is the screw thread through-hole, the lower portion step mounting hole 24 of elastic fixing sleeve 7 is the step through-hole, and elastic fixing sleeve 7 can cooperate through bolt and step mounting hole 24 to compress tightly clamping sleeve 8 fixedly, the 7 middle part of elastic fixing sleeve is equipped with mounting hole 25, mounting hole 25 right side opening area is equipped with location chamfer 26, when the location chamfer 26 that is equipped with in the mounting hole 25 can assist and clamp sleeve 8 to cooperate, will clamp sleeve 8 position location centering work fast.
Preferably, a clamping through hole 27 is formed in the middle of the clamping sleeve 8, a positioning boss 28 is arranged at the right end of the clamping sleeve 8, and the inclined angle of the inclined edge of the positioning boss 28 is consistent with that of the positioning chamfer 26 in the elastic fixing sleeve 7.
Preferably, the right end of the transmission connecting shaft 1 is provided with a center 4, the center 4 is sleeved in a mounting hole formed in the right end of the transmission connecting shaft 1, the center 4 is axially and laterally fixed by a bolt, the left end of the center 4 is provided with a conical thimble 29, and a fixing through hole 30 is formed in a stepped shaft in the middle section of the center 4.
Preferably, the outer diameter of the clamping sleeve 8 is consistent with the inner diameter of the installation through hole 25 arranged on the elastic fixing sleeve 7.
Preferably, the elastic fixing sleeve 7 and the clamping sleeve 8 are both open sleeves, and horizontal slots are formed in the elastic fixing sleeve 7 and the clamping sleeve 8, so that the elastic fixing sleeve 7 and the clamping sleeve 8 are allowed to elastically deform by a certain amount.
The utility model relates to a working principle of a high-rigidity zero-clearance universal driving coupler, which comprises the following steps:
when the high-rigidity zero-clearance universal driving coupler is used, the gear rod is horizontally arranged at one end of the transmission connecting shaft through the elastic coupler, and the transmission connecting shaft drives the gear rod to perform rotary motion through the elastic coupler;
when the gear rod is required to be mounted on the elastic coupling, a center hole is punched on the gear rod in advance, then the gear rod with one end of the center hole horizontally penetrates through the clamping sleeve to be contacted with a thimble at one end of a center in the transmission connecting shaft, and one end of the gear rod is positioned by the center, as shown in the figure 1;
when the current position of the gear rod is required to be clamped and fixed through the elastic coupler, the bolt arranged on the left side of the elastic fixing sleeve is locked to clamp and fix the gear rod, when the bolt on the elastic fixing sleeve performs locking action, the bolt is in threaded fit with the step mounting hole in the elastic fixing sleeve, as shown in figure 16, the bolt arranged on the elastic fixing sleeve can pull the elastic fixing sleeve inwards along the opening direction, the elastic fixing sleeve deforms, the inner space is reduced, the elastic fixing sleeve generates inward pressing force on the clamping sleeve, the clamping sleeve deforms to clamp and fix the gear rod when the clamping sleeve is subjected to external pressing force, and after the bolt arranged on the left side of the elastic fixing sleeve is locked, the fixing work of the gear rod is completed;
when the elastic coupling needs to be adjusted, the position of the adjustable elastic chuck in the elastic coupling is adjusted, as shown in the figure 3, the horizontal position of the adjustable elastic chuck is positioned by the bolts arranged on the side edges of the adjustable elastic chuck, the bolts arranged on the side edges of the adjustable elastic chuck can be in threaded fit with the lateral positioning holes arranged on the side edges of the adjustable elastic chuck, the position between the bolts arranged on the side edges of the adjustable elastic chuck and the mounting waist holes on the axial fixing block can be freely adjusted, the mounting interval of the bolts arranged on the side edges of the adjustable elastic chuck can be freely adjusted according to the requirement, the integral mounting stability of the adjustable elastic chuck is ensured,
after the position of the adjustable elastic chuck is adjusted to a proper position, the bolt arranged on the side edge of the adjustable elastic chuck is locked to complete the positioning work of the horizontal position of the adjustable elastic chuck, then the bolt passes through the axial limiting hole arranged in the middle of the adjustable elastic chuck and is in threaded fit with the fixing threaded hole arranged on the upper surface of the axial fixing block, so that the adjustable elastic chuck is integrally fixed, and the position adjustment work of the adjustable elastic chuck is completed at the moment;
when the vertical working position of the elastic fixing sleeve is required to be adjusted, the clamping force of the clamping area of the adjustable elastic chuck is adjusted by adjusting the tightness of the bolt on the locking mounting hole in the adjustable elastic chuck, and after the bolt is loosened, the elastic fixing sleeve can be horizontally moved at the moment, so that the vertical working position of the elastic fixing sleeve is adjusted;
the contact between the clamping raised heads and the positioning bosses, which are arranged in the adjustable elastic clamping head and the elastic fixing sleeve, is linear contact, so that the stability during contact can be ensured, the fixing error brought by the traditional surface contact is avoided, and the overall stability is improved.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (8)
1. The utility model provides a high rigidity zero clearance universal drive shaft coupling, its structure includes drive connecting axle (1), elastic coupling (2), its characterized in that:
the elastic coupling (2) carries out horizontal clamping work on the gear rod (3), the elastic coupling (2) is arranged at the right end of the transmission connecting shaft (1), the elastic coupling (2) comprises an axial fixing block (5), an adjustable elastic chuck (6), an elastic fixing sleeve (7) and a clamping sleeve (8), the adjustable elastic chuck (6) is horizontally arranged above the elastic coupling (2), the elastic fixing sleeve (7) is vertically arranged below one side of the adjustable elastic chuck (6), the clamping sleeve (8) is arranged inside the elastic fixing sleeve (7), and the axial fixing block (5), the adjustable elastic chuck (6), the elastic fixing sleeve (7) and the clamping sleeve (8) are locked and fixed through bolts.
2. A high rigidity zero clearance universal drive coupling according to claim 1, wherein: the utility model discloses a fixing device for the axial fixed block, including axial fixed block (5), axial fixed block (5) and axial fixed block, axial fixed block (5) middle part is equipped with installation through-hole one (9), installation through-hole one (9) are equipped with step through-hole (10) all around, be equipped with installation waist hole (11) in the boss of axial fixed block (5) upper end, axial fixed block (5) upper end one side is equipped with fixed screw hole (12), axial fixed block (5) upper end left side is equipped with step of stepping down (13), step of stepping down (13) upper surface height is less than axial fixed block (5) upper surface height.
3. A high rigidity zero clearance universal drive coupling according to claim 1, wherein: the adjustable elastic clamp head is characterized in that the right side of the adjustable elastic clamp head (6) is a fixed plate (14), an axial limiting hole (20) is formed in the middle of the fixed plate (14), lateral positioning holes (21) are formed in the right side of the fixed plate (14), an elastic clamping arm (15) is arranged on the left side of the adjustable elastic clamp head (6), an opening (16) is formed between the elastic clamping arm (15) and the fixed plate (14), a clamping area (17) is formed below the adjustable elastic clamp head (6), the fixed plate (14) and the elastic clamping arm (15) are of an integral structure, clamping raised heads (18) are arranged on two sides inside the clamping area (17) below the fixed plate (14) and the elastic clamping arm (15), and a through locking mounting hole (19) is formed in the lower end of the adjustable elastic clamp head (6).
4. A high rigidity zero clearance universal drive coupling according to claim 1, wherein: the novel anti-slip fixing device is characterized in that a clamping fixing table (22) is arranged at the upper end of the elastic fixing sleeve (7), anti-slip raised heads (23) are arranged on two sides of the upper end of the clamping fixing table (22), step mounting holes (24) are formed in the left side of the elastic fixing sleeve (7), a mounting through hole (25) is formed in the middle of the elastic fixing sleeve (7), and a positioning chamfer (26) is arranged in an opening area on the right side of the mounting through hole (25).
5. The high rigidity zero clearance universal drive coupling of claim 4, wherein: the middle part of the clamping sleeve (8) is provided with a clamping through hole (27), the right end of the clamping sleeve (8) is provided with a positioning boss (28), and the inclined angle of the hypotenuse of the positioning boss (28) is consistent with the inclined angle set by the positioning chamfer (26) in the elastic fixing sleeve (7).
6. A high rigidity zero clearance universal drive coupling according to claim 1, wherein: the novel transmission connecting shaft is characterized in that the right end of the transmission connecting shaft (1) is provided with a center (4), the center (4) is sleeved in a mounting hole formed in the right end of the transmission connecting shaft (1), the left end of the center (4) is provided with a conical center (29), and a fixing through hole (30) is formed in a stepped shaft in the middle section of the center (4).
7. The high rigidity zero clearance universal drive coupling of claim 4, wherein: the outer diameter of the clamping sleeve (8) is consistent with the inner diameter of the installation through hole (25) arranged on the elastic fixing sleeve (7).
8. A high rigidity zero clearance universal drive coupling according to claim 1, wherein: the elastic fixing sleeve (7) and the clamping sleeve (8) are both open sleeves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223330088.2U CN219151777U (en) | 2022-12-13 | 2022-12-13 | High-rigidity zero-clearance universal driving coupler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223330088.2U CN219151777U (en) | 2022-12-13 | 2022-12-13 | High-rigidity zero-clearance universal driving coupler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219151777U true CN219151777U (en) | 2023-06-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223330088.2U Active CN219151777U (en) | 2022-12-13 | 2022-12-13 | High-rigidity zero-clearance universal driving coupler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219151777U (en) |
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2022
- 2022-12-13 CN CN202223330088.2U patent/CN219151777U/en active Active
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