CN220761400U - Double-gear-ring transmission chuck - Google Patents
Double-gear-ring transmission chuck Download PDFInfo
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- CN220761400U CN220761400U CN202322133196.9U CN202322133196U CN220761400U CN 220761400 U CN220761400 U CN 220761400U CN 202322133196 U CN202322133196 U CN 202322133196U CN 220761400 U CN220761400 U CN 220761400U
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 74
- 230000007246 mechanism Effects 0.000 claims abstract description 43
- 230000001360 synchronised effect Effects 0.000 claims abstract description 32
- 239000000428 dust Substances 0.000 claims description 9
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 210000000056 organ Anatomy 0.000 claims description 5
- 230000009977 dual effect Effects 0.000 claims 7
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 230000000712 assembly Effects 0.000 abstract description 3
- 238000000429 assembly Methods 0.000 abstract description 3
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003698 laser cutting Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
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Abstract
The utility model provides a double-gear-ring transmission chuck, which comprises a frame, a rear cover, a front cover, two up-down clamping jaws, two left-right clamping jaws, a synchronous driving mechanism arranged on the front cover, and a rotary driving mechanism arranged on the frame and used for integrally rotating related mechanisms, wherein the synchronous driving mechanism comprises a power source provided with a mounting seat and a power output end, and is divided into a first gear ring and a second gear ring which are rotatably arranged in the front cover in front and back directions, and two first transmission gears and two second transmission gears which are respectively meshed with the first gear ring and the second gear ring are used for realizing four sets of transmission assemblies which are correspondingly connected with the two up-down clamping jaws and the two left-right clamping jaws in a transmission way; the first gear ring and the second gear ring are respectively provided with a first connecting lug and a second connecting lug, and the power output end of the power source and the mounting seat are respectively in transmission connection with the first connecting lug and the second connecting lug of the first gear ring and the second gear ring. Compared with the existing similar chuck, the chuck has the advantages of simpler structure, lower manufacturing cost, faster clamping speed in work and larger load.
Description
Technical Field
The utility model relates to the technical field of chucks, in particular to a double-gear-ring transmission chuck.
Background
The chuck is a necessary auxiliary tool for clamping a workpiece to be machined on a laser cutting production line, and is divided into a front chuck and a rear chuck according to different positions arranged on the production line, and the currently common front chuck is generally composed of a front cover, a rear cover, a pair of transverse clamping jaws and a pair of longitudinal clamping jaws (also called clamping jaws) movably arranged on the front cover, a power source (an air cylinder or a motor, which usually adopts the air cylinder) for driving the two pairs of clamping jaws to move, a transmission mechanism arranged between the power source and the two pairs of clamping jaws, a synchronous mechanism for realizing synchronous movement of the two pairs of clamping jaws respectively, a frame serving as a mounting base, a rotary driving mechanism arranged on the frame and used for driving the front cover and the rear cover and arranged on the frame to integrally rotate so that the two pairs of clamping jaws can clamp the workpiece to be machined to rotate together during working, and the like. In order to improve the precision of synchronously clamping a workpiece and overcome the problem that the chuck structure is too complicated, with the development of technology, the current chuck generally combines a transmission mechanism and a synchronous mechanism into a whole to form a synchronous driving mechanism, and the synchronous driving mechanism of the chuck is commonly provided with lever type, chain wheel type, gear rack type and other structures, recently, a gear ring type synchronous driving mechanism has appeared, as disclosed in the Chinese patent document with application publication number of CN 115673363A, an inner gear ring chuck takes a cylinder as a power source, and two independent synchronous driving mechanisms which are formed by taking two inner gear rings matched with gears as main bodies are used for driving the two pairs of jaws to move up and down and left and right, compared with the common gear rack type synchronous driving mechanism in the prior art, the synchronous driving mechanism can save the installation space and the manufacturing cost of the chuck, but the inner gear ring chuck still has the following defects or can be improved: because the synchronous driving mechanisms are two sets which are independently arranged, at least 2 power sources (air cylinders) of the synchronous driving mechanism can run, each set of synchronous driving mechanism is driven by at least 1 power source (4 synchronous driving mechanisms are actually arranged, and each set of synchronous driving mechanism is driven by 2 power sources), the whole structure is still complicated, and the manufacturing cost is relatively high.
Disclosure of Invention
The purpose of the utility model is that: in order to solve the corresponding technical problems of the existing similar chucks, the double-gear-ring transmission chuck with an improved structure is provided.
The technical scheme of the utility model is as follows: the utility model relates to a double gear ring transmission chuck, which comprises a frame, a rear cover rotatably arranged on the frame, a front cover fixedly arranged on the front side of the rear cover, two upper and lower clamping jaws and two left and right clamping jaws movably arranged on the front side of the front cover, a synchronous driving mechanism arranged on the front cover, and a rotary driving mechanism arranged on the frame and used for driving the rear cover, the front cover, the clamping jaws and the synchronous driving mechanism to integrally rotate, and is structurally characterized in that: the synchronous driving mechanism comprises a power source with a mounting seat and a power output end, a first gear ring and a second gear ring which are respectively arranged in the front cover in a front-back rotatable manner, two first transmission gears and two second transmission gears which are respectively meshed with the first gear ring and the second gear ring, and four sets of transmission components which are used for realizing transmission connection between the two first transmission gears and the two second transmission gears and the two up-down clamping jaws and the two left-right clamping jaws respectively; the first gear ring and the second gear ring are respectively provided with a first connecting lug and a second connecting lug, and the power output end of the power source and the mounting seat are respectively in transmission connection with the first connecting lug of the first gear ring and the second connecting lug of the second gear ring.
The further scheme is as follows: the first gear ring and the second gear ring are annular structural members with transmission teeth on the outer peripheral surfaces, the first connecting lugs are integrally or fixedly arranged on the front end surface of the first gear ring, and the second connecting lugs are integrally or fixedly arranged on the outer peripheral surface of the second gear ring.
The further scheme is as follows: the front cover is provided with four sliding grooves in an up-down direction and a left-right direction, the transmission assembly comprises a shifting fork in transmission connection with a corresponding transmission gear, and a sliding block which is slidably arranged in the corresponding sliding groove of the front cover and in transmission connection with the shifting fork; the clamping jaw is fixedly arranged on each sliding block.
The further scheme is as follows: the power source is provided with one.
The further scheme is as follows: the power sources are provided with two, the first connecting lugs and the second connecting lugs are respectively arranged on the first gear ring and the second gear ring, the power output ends of the two power sources are respectively in transmission connection with one first connecting lug of the first gear ring, and the mounting seats of the two power sources are respectively in transmission connection with one second connecting lug of the second gear ring.
The further scheme is as follows: the power source is a cylinder.
The further scheme is as follows: the double-gear ring transmission chuck further comprises a dust cover fixedly arranged on the periphery between the front cover and the rear cover.
The further scheme is as follows: the double-gear-ring transmission chuck further comprises organ dustproof covers fixedly arranged at the front ends of the four sliding grooves respectively.
The utility model has the positive effects that: (1) The utility model can operate by setting only one power source at least through the innovative design of the synchronous driving mechanism, and can save the manufacturing cost compared with the existing similar chuck by setting 2 power sources at least. (2) Compared with the existing similar chucks, the synchronous driving mechanism has the advantages that under the condition that the number of power sources and the power are the same, the chuck is larger in load and higher in clamping speed. (3) Compared with the prior art, the synchronous driving mechanism has simpler structure and lower manufacturing cost, and can reduce the manufacturing cost of the chuck.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic plan view of an embodiment of the front cover of FIG. 1 as viewed from the rear (i.e., inside) side thereof;
FIG. 3 is a schematic perspective view of FIG. 2;
fig. 4 is a schematic perspective view of a second embodiment of the front cover of fig. 1, as seen from the rear side.
The reference numerals in the above figures are as follows:
a frame 1; a rear cover 2; a front cover 3; a rotation driving mechanism 4; a clamping jaw 5, a left-right clamping jaw 51, and an up-down clamping jaw 52; the synchronous driving mechanism 6, the power source 61, the mounting seat 61-1 and the power output end 61-2; the first gear ring 62, the first connecting lug 62-1, the second gear ring 63, the second connecting lug 63-1, the first transmission gear 64, the second transmission gear 65, the transmission assembly 66, the shifting fork 66-1 and the sliding block 66-2; a dust cover 7, an organ dust cover 8.
Detailed Description
The utility model will be described in further detail with reference to the drawings and the detailed description.
Example 1
Referring to fig. 1 to 3, the double gear ring transmission chuck of the present embodiment is mainly composed of a frame 1, a rear cover 2, a front cover 3, a rotation driving mechanism 4, a clamping jaw 5, a synchronous driving mechanism 6, a dust cover 7 and an organ dust cover 8.
The frame 1 serves as a mounting base for the double ring gear drive chuck of the present embodiment.
The rear cover 2 is a whole circular structural member, the rear cover 2 is rotatably arranged on the frame 1, and the structure of the rear cover 2 and the arrangement mode thereof on the frame 1 are mature prior art and are not described in detail.
The front cover 3 is a round structure, and the front cover 3 and the rear cover 2 are fixedly connected and arranged on the front side of the rear cover 2. Preferably, a dust cover 7 is provided at the outer periphery between the front cover 3 and the rear cover 2. The middle of the front cover 3 is provided with a clamping hole (not labeled in the figure), the front cover 3 is respectively provided with two sliding grooves (not labeled in the figure) in the vertical direction and the left-right direction, and preferably, the front end of each sliding groove is respectively fixedly provided with an organ dust cover 9.
The rotary driving mechanism 4 is arranged on the frame 1, and the rotary driving mechanism 4 is used for driving the rear cover 2, the front cover 3 and the components arranged on the rear cover 2 and the front cover 3 to integrally rotate, so that the rotation of the driving clamping jaw 5 is finally realized. The rotation driving mechanism 4 is a mature prior art in the chuck field, and the structure and the working principle thereof are not described in detail.
The clamping jaw 5 is movably arranged on the front side of the front cover 3, and the clamping jaw 5 comprises two left and right clamping jaws 51 and two up and down clamping jaws 52 which are respectively arranged oppositely; the clamping jaw 5 is used for centering and clamping a workpiece in use. The clamping jaw 5 is the prior art, and the structure thereof is not described in detail.
The synchronous driving mechanism 6 is used for driving the four clamping jaws 5 to synchronously move in opposite directions or opposite directions respectively so as to clamp or unclamp a workpiece. The synchronous drive 6 is mainly composed of a power source 61, a first gear ring 62, a second gear ring 63, a first transmission gear 64, a second transmission gear 65, and a transmission assembly 66.
The power source 61 is used to provide motive power for the movement of the clamping jaw 5, and the power source 61 may be a cylinder, a motor, a hydraulic cylinder or other power device with a mounting seat 61-1 and a power output end 61-2, and in this embodiment, the power source 61 is preferably a cylinder. As a basic implementation, in this embodiment, one power source 61 is provided.
The first gear ring 62 and the second gear ring 63 are annular structural members each provided with driving teeth on the outer peripheral surface, the first gear ring 62 and the second gear ring 63 are rotatably provided in the front cover 3 around the axis of the front cover 3, and the second gear ring 63 is located at the rear side of the first gear ring 62. The front end surface of the first gear ring 62 is integrally or fixedly provided with a first connecting lug 62-1; the second ring gear 63 is integrally or fixedly provided with a second connecting lug 63-1 on the outer peripheral surface thereof. The second gear ring 63 is in transmission connection with the mounting seat 61-1 of the power source 61 by the second connecting lug 63-1 thereof, and the first gear ring 62 is in transmission connection with the power output end 61-2 of the power source 61 by the first connecting lug 62-1 thereof.
Two first transmission gears 64 and two second transmission gears 65 are rotatably provided in the front cover 3, respectively, wherein both the first transmission gears 64 are engaged with the first ring gear 62, and both the second transmission gears 65 are engaged with the second ring gear 63. Each of the first and second drive gears 64, 65 is in driving connection with one jaw 5 via a set of drive assemblies 66. The transmission assembly 66 is provided with four sets, the transmission assembly 66 can adopt corresponding mechanisms in the prior art, each set of transmission assembly 66 in the embodiment comprises a shifting fork 66-1 in transmission connection with a corresponding transmission gear, and a sliding block 66-2 which is slidably arranged in a corresponding sliding groove of the front cover and in transmission connection with the shifting fork 66-1; one jaw 5 is fixedly arranged on each slide 66-2.
The working principle and the process of the double-gear ring transmission chuck of the embodiment are briefly described as follows:
the synchronous driving mechanism 6, the power source 61, the mounting seat 61-1 and the power output end 61-2; the first gear ring 62, the first connecting lug 62-1, the second gear ring 63, the second connecting lug 63-1, the first transmission gear 64, the second transmission gear 65, the transmission assembly 66, the shifting fork 66-1 and the sliding block 66-2;
in operation, when the power output end 61-2 of the power source 61 extends outwards, the mounting seat 61-1 of the power source 61 moves in the opposite direction to the power output end 61-2, the first gear ring 62 and the second gear ring 63 are respectively pushed by the power output end 61-2 of the power source 61 and the mounting seat 61-1 to do opposite-direction rotation movement, and the rotation of the first gear ring 62 and the second gear ring 63 correspondingly drives the two first transmission gears 64 and the two second transmission gears 65 to rotate, and the two first transmission gears 64 and the two second transmission gears 65 respectively drive the two left-right clamping jaws 51 and the two up-down clamping jaws 52 to synchronously center the clamped workpiece to move through a set of transmission assemblies 66. And when the power output end 61-2 of the power source 61 is retracted inward, the jaw 5 makes an off-center unclamping work piece movement opposite to the foregoing movement.
As can be seen from the foregoing, the dual-gear-ring transmission chuck of the embodiment can operate by only setting one power source through the innovative design of the synchronous driving mechanism, and compared with the existing similar chuck, the dual-gear-ring transmission chuck has the advantages that 2 power sources are required to be set at least, and the manufacturing cost can be saved; and the synchronous driving mechanism 6 has simpler structure and lower manufacturing cost compared with the prior art, and can reduce the manufacturing cost of the chuck.
Example 2
Referring to fig. 4, the double ring gear drive chuck of the present embodiment is otherwise identical to that of embodiment 1, except that in the present embodiment, the power source 61 is provided in two, and accordingly, the first connecting lugs 62-1 of the first ring gear 62 and the second connecting lugs 63-1 of the second ring gear 63 are each provided in 2 in the same arrangement as that of embodiment 1. Compared with the chuck of the embodiment 1, the chuck of the embodiment has the advantages that under the synergistic effect of 2 power sources 61, the thrust is increased, the operation is more balanced, and under the premise that other conditions are the same, the load capacity is stronger and the clamping speed is faster compared with the chuck of the same type adopting 2 power sources in the prior art.
The above embodiments are illustrative of the specific embodiments of the present utility model, and not restrictive, and various changes and modifications may be made by those skilled in the relevant art without departing from the spirit and scope of the utility model, and all such equivalent technical solutions are intended to be included in the scope of the utility model.
Claims (8)
1. The utility model provides a double-gear ring transmission chuck, includes the frame, rotationally locates back lid in the frame, fixed locating back lid front side's protecgulum, movably locates two upper and lower to clamping jaw and two left and right sides to clamping jaw of protecgulum front side, locate synchronous actuating mechanism on the protecgulum to and locate in the frame be used for driving back lid, protecgulum, clamping jaw and synchronous actuating mechanism global rotatory rotary actuating mechanism, its characterized in that: the synchronous driving mechanism comprises a power source with a mounting seat and a power output end, a first gear ring and a second gear ring which are respectively arranged in the front cover in a front-back rotatable manner, two first transmission gears and two second transmission gears which are respectively meshed with the first gear ring and the second gear ring, and four sets of transmission components which are used for realizing transmission connection between the two first transmission gears and the two second transmission gears and the two up-down clamping jaws and the two left-right clamping jaws respectively; the first gear ring and the second gear ring are respectively provided with a first connecting lug and a second connecting lug, and the power output end of the power source and the mounting seat are respectively in transmission connection with the first connecting lug of the first gear ring and the second connecting lug of the second gear ring.
2. The dual ring gear drive chuck as set forth in claim 1 wherein: the first gear ring and the second gear ring are annular structural members with transmission teeth on the outer peripheral surfaces, the first connecting lugs are integrally or fixedly arranged on the front end surface of the first gear ring, and the second connecting lugs are integrally or fixedly arranged on the outer peripheral surface of the second gear ring.
3. The dual ring gear drive chuck as set forth in claim 1 wherein: four sliding grooves are formed in the upper part of the front cover in an up-down direction and a left-right direction, the transmission assembly comprises a shifting fork in transmission connection with a corresponding transmission gear, and a sliding block which is slidably arranged in the corresponding sliding groove of the front cover is in transmission connection with the shifting fork; the clamping jaw is fixedly arranged on each sliding block.
4. The dual ring gear drive chuck as set forth in claim 1 wherein: the power source is provided with one.
5. The dual ring gear drive chuck as set forth in claim 1 wherein: the power source is provided with two, the first connecting lug and the second connecting lug are respectively arranged on the first gear ring and the second gear ring, the power output ends of the two power sources are respectively in transmission connection with one first connecting lug of the first gear ring, and the mounting seats of the two power sources are respectively in transmission connection with one second connecting lug of the second gear ring.
6. The dual ring gear drive chuck as set forth in claim 1 wherein: the power source is a cylinder.
7. The dual ring gear drive chuck as set forth in claim 1 wherein: the dust cover is fixedly arranged on the periphery between the front cover and the rear cover.
8. A dual ring gear drive chuck as set forth in claim 3 wherein: the four sliding grooves are respectively fixedly provided with an organ dust cover at the front ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322133196.9U CN220761400U (en) | 2023-08-08 | 2023-08-08 | Double-gear-ring transmission chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322133196.9U CN220761400U (en) | 2023-08-08 | 2023-08-08 | Double-gear-ring transmission chuck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220761400U true CN220761400U (en) | 2024-04-12 |
Family
ID=90619093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322133196.9U Active CN220761400U (en) | 2023-08-08 | 2023-08-08 | Double-gear-ring transmission chuck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220761400U (en) |
-
2023
- 2023-08-08 CN CN202322133196.9U patent/CN220761400U/en active Active
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