CN107570948B - Double-rotation type shifting mechanism - Google Patents
Double-rotation type shifting mechanism Download PDFInfo
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- CN107570948B CN107570948B CN201710818178.0A CN201710818178A CN107570948B CN 107570948 B CN107570948 B CN 107570948B CN 201710818178 A CN201710818178 A CN 201710818178A CN 107570948 B CN107570948 B CN 107570948B
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- 230000005540 biological transmission Effects 0.000 claims description 9
- 230000009977 dual effect Effects 0.000 claims description 9
- 238000003466 welding Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The invention discloses a double-rotation type shifting mechanism which comprises a rotating seat, a first driving device, a turntable, a second driving device, a plurality of clamping devices and a plurality of adjusting devices, wherein the second driving device is arranged on the rotating seat and used for driving the turntable to rotate around the central axis of the turntable, the clamping devices are circumferentially arranged around the central axis of the turntable and are commonly used for clamping workpieces, and the adjusting devices are respectively in one-to-one correspondence with the clamping devices; the clamping devices are mounted on the turntable through corresponding adjusting devices, and each adjusting device is used for guiding the corresponding clamping device to move along the radial direction of the turntable. The invention is applicable to workpieces with different outer diameter sizes, so that the application range of the workpiece can be enlarged, and the orientation of the workpiece can be adjusted.
Description
Technical Field
The invention relates to a double-rotation type shifting mechanism.
Background
In the welding process of the workpiece, the workpiece is clamped together by a plurality of clamping devices. Wherein, a plurality of clamping devices are fixed on a fixing frame. However, when in use, the clamping devices are only suitable for workpieces with the same outer diameter, so that the application range is limited. Moreover, in the welding process of the workpiece, welding is required at different positions of the workpiece, but at present, the orientation of the workpiece cannot be adjusted, so that a plurality of inconveniences are brought to the welding operation.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention aims to provide a double-rotation type shifting mechanism which can be suitable for workpieces with different outer diameter sizes and can also adjust the orientation of the workpieces.
The invention adopts the following technical scheme:
the double-rotation type shifting mechanism comprises a rotating seat, a first driving device, a turntable, a second driving device, a plurality of clamping devices and a plurality of adjusting devices, wherein the first driving device is used for driving the rotating seat to rotate, the second driving device is arranged on the rotating seat and used for driving the turntable to rotate around the central axis of the turntable, the clamping devices are circumferentially arranged around the central axis of the turntable and are commonly used for clamping workpieces, and the adjusting devices are respectively in one-to-one correspondence with the clamping devices; the clamping devices are mounted on the turntable through corresponding adjusting devices, and each adjusting device is used for guiding the corresponding clamping device to move along the radial direction of the turntable.
Further, the adjusting device comprises a fixed seat fixed on the turntable, a screw rod extending along the radial direction of the turntable, a nut sleeved on the screw rod in a matched manner, and a moving part movably arranged on the fixed seat and capable of moving along the extending direction of the screw rod relative to the fixed seat; the screw rod is rotatably arranged on the fixed seat and can rotate around the central axis of the screw rod relative to the fixed seat; the clamping device is fixedly connected with the nut and the moving part of the corresponding adjusting device respectively, and one end of the screw rod, which is far away from the central axis of the turntable, is formed into a power input end.
Further, the adjusting device comprises two moving parts which are respectively arranged at two sides of the screw rod, and the clamping device is fixedly connected with the two moving parts of the corresponding adjusting device; the power input end of the screw rod is provided with a handle.
Further, the clamping device comprises a supporting seat, a first clamping arm, a second clamping arm, a swinging rod, a connecting rod and an inserting piece, wherein the first clamping arm, the second clamping arm, the swinging rod and the connecting rod are fixed on the supporting seat; one end of the first clamping arm, which is close to the central axis of the turntable, is formed into a first clamping end, and the second clamping arm is formed into a second clamping end; the swinging rod comprises a first end part, a second end part and a connecting part arranged between the first end part and the second end part; in each clamping device, the second clamping arm is hinged on the supporting seat, one end of the connecting rod is hinged with the second clamping arm, the other end of the connecting rod is hinged with the first end part of the swinging rod, the connecting part of the swinging rod is hinged on the supporting seat, a first perforation is arranged on the supporting seat, a movable area is further arranged on one side of the first perforation, and a second perforation is arranged at the second end part of the swinging rod; the inserting piece is used for being inserted into the first perforation and the second perforation when the second perforation is opposite to the first perforation so as to lock the swinging rod on the supporting seat, the connecting rod is used for driving the second clamping arm to move when the second perforation of the swinging rod moves from the movable area to a position opposite to the first perforation so as to enable the second clamping end of the second clamping arm to move in a direction close to the first clamping end, and the second clamping end of the second clamping arm is used for forming a clamping area between the second perforation and the first clamping end when the second perforation is opposite to the first perforation.
Further, the connecting part of the swinging rod is hinged on the supporting seat through a first pin shaft, one end of the connecting rod is hinged with the second clamping arm through a second pin shaft, and the other end of the connecting rod is hinged with the first end part of the swinging rod through a third pin shaft; in each clamping device, when the second perforation is aligned with the first perforation, the central axis of the first pin shaft, the central axis of the second pin shaft and the central axis of the third pin shaft are positioned on the same plane.
Further, the supporting seat of the clamping device is fixedly connected with the nut and the moving piece of the corresponding adjusting device respectively.
Further, the double-rotation type shifting mechanism further comprises a bearing seat, and the first driving device comprises a first motor; the rotating seat is rotatably arranged on the bearing seat; the first driving device further comprises a first driven gear fixed on the rotating seat and a first driving gear meshed with the first driven gear; the first motor is in transmission connection with the first driving gear and is used for driving the first driving gear to rotate.
Further, the double-rotation type shifting mechanism comprises two bearing seats which are oppositely arranged; the two ends of the rotating seat are respectively and correspondingly arranged on the two bearing seats one by one; the two first driving devices are respectively in one-to-one correspondence with the two ends of the rotating seat; the first driven gears of the first driving devices are fixed on the corresponding end parts of the rotating seat.
Further, the turntable is rotatably arranged on the rotating seat; the second driving device comprises a second motor, a second driving gear and a gear ring, the second motor is fixed on the rotating seat, and the gear ring is fixed on the turntable and meshed with the second driving gear; the second motor is in transmission connection with the second driving gear and is used for driving the second driving gear to rotate.
Further, the first driving device is used for driving the rotating seat to rotate around a rotating axis perpendicular to the central axis of the turntable; through holes are formed in the rotating seat and the rotating disc, and the central axis of each through hole coincides with the central axis of the rotating disc.
Compared with the prior art, the invention has the beneficial effects that:
the invention adopts the combination design of the rotating seat, the first driving device, the turntable, the second driving device, the clamping device and the adjusting device, and can guide the clamping device to move along the radial direction of the turntable by utilizing the adjusting device, so that the position of the clamping device can be adjusted to be suitable for workpieces with different outer diameter sizes, the application range of the clamping device can be enlarged, and the rotating seat is driven by the first driving device to rotate, and the turntable is driven by the second driving device to rotate, so that the clamping device can rotate along with the turntable, thereby driving the workpiece on the clamping device to rotate, and the orientation of the workpiece can be adjusted.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is another schematic view of the present invention;
FIG. 3 is a cross-sectional view of the present invention;
FIG. 4 is a schematic diagram of the cooperation of the turntable, the clamping device and the adjusting device;
FIG. 5 is a schematic view of a clamping device;
FIG. 6 is a schematic diagram of the connection of the second clamping arm, swing lever, and link;
FIG. 7 is a schematic view of the structure of the adjusting device;
FIG. 8 is a cross-sectional view of the present invention;
fig. 9 is an enlarged view at a of fig. 8.
In the figure: 130. a rotating seat; 131. a turntable; 140. a second driving device; 141. a second motor; 142. a second drive gear; 143. a gear ring; 150. a clamping device; 151. a support base; 152. a first clamping arm; 153. a second clamping arm; 154. a swinging rod; 155. a connecting rod; 156. a cartridge; 157. a clamping area; 160. an adjusting device; 161. a fixing seat; 162. a nut; 163. a screw rod; 164. a moving member; 165. a handle; 170. a first driving device; 171. a first motor; 172. a first driven gear; 173. a first drive gear; 180. a bearing seat; 190. a workpiece.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.
1-9, a double-rotation type displacement mechanism comprises a rotation seat 130, a first driving device 170 for driving the rotation seat 130 to rotate, a turntable 131, a second driving device 140 installed on the rotation seat 130 and used for driving the turntable 131 to rotate around a central axis A1 of the turntable 131, a plurality of clamping devices 150 which are circumferentially arrayed around the central axis A1 of the turntable 131 and are commonly used for clamping a workpiece 190, and a plurality of adjusting devices 160 which are respectively in one-to-one correspondence with the plurality of clamping devices 150; the clamping devices 150 are mounted on the turntable 131 by corresponding adjusting devices 160, and each adjusting device 160 is used for guiding the corresponding clamping device 150 to move along the radial direction (arrow direction shown in fig. 4) of the turntable 131.
In use, the workpiece 190 is clamped on each clamping device 150, and then the first driving device 170 drives the rotating base 130 to rotate, and the second driving device 140 drives the turntable 131 to rotate, at this time, the clamping devices 150 and the workpiece 190 can rotate along with the turntable 131, so as to adjust the orientation of the workpiece 190. The corresponding clamping device 150 is guided to move towards the direction close to the central axis of the turntable 131 by utilizing the adjusting devices 160, so that the workpiece 190 with smaller outer diameter size can be conveniently used, and the workpiece 190 with larger outer diameter size can be conveniently used by guiding the corresponding clamping device 150 to move towards the direction far away from the central axis of the turntable 131 by utilizing the adjusting devices 160, so that the corresponding clamping device 150 is guided to move along the radial direction of the turntable 131 by the adjusting devices 160, and the workpiece 190 with different outer diameter sizes can be suitable for expanding the application range of the workpiece 190.
Specifically, the first driving device 170 is configured to drive the rotating base 130 to rotate about a rotation axis A2 perpendicular to the central axis A1 of the turntable 131. By adopting the above arrangement, the workpiece 190 can be driven to rotate around the central axis A1 and the rotation axis A2 of the rotating disc 131, so that the workpiece 190 can rotate bidirectionally, and the orientation of the workpiece 190 can be adjusted from different directions, so as to facilitate welding of more areas of the workpiece 190.
Further, the adjusting device 160 includes a fixed base 161 fixed on the turntable 131, a screw rod 163 extending along the radial direction of the turntable 131, a nut 162 matingly sleeved on the screw rod 163, and a moving member 164 movably mounted on the fixed base 161 and movable relative to the fixed base 161 along the extending direction of the screw rod 163; the screw rod 163 is rotatably mounted on the fixed seat 161, and can rotate around the central axis of the screw rod 163 relative to the fixed seat 161; the clamping device 150 is fixedly connected with a nut 162 and a moving member 164 of the corresponding adjusting device 160 respectively; the end of the screw 163 remote from the central axis of the turntable 131 is formed as a power input end. In use, the screw rod 163 is rotated to drive the nut 162 and the clamping device 150 to move along the radial direction of the turntable 131. By adopting the structure, the cost can be saved.
Specifically, the adjusting device 160 includes two moving members 164 disposed on two sides of the screw 163, and the clamping device 150 is fixedly connected to the two moving members 164 of the corresponding adjusting device 160, so as to improve the moving stability of the clamping device 150.
Further, a handle 165 is provided at the power input end of the screw 163, so that an operator can rotate the handle 165 to drive the screw 163 to rotate.
Further, the dual rotary displacement mechanism further comprises a bearing seat 180, and the first driving device 170 comprises a first motor 171, and the first motor 171 can be utilized to provide rotary power to the rotary seat 130. In particular, the rotating base 130 is rotatably mounted on the carrying base 180; the first driving device 170 further comprises a first driven gear 172 fixed on the rotating base 130, and a first driving gear 173 meshed with the first driven gear 172; the first motor 171 is in driving connection with the first driving gear 173, and is used for driving the first driving gear 173 to rotate. In use, the first motor 171 operates to drive the first driving gear 173 to rotate, and drives the first driven gear 172 to rotate through the first driving gear 173, so as to drive the rotating base 130 to rotate. The invention can be conveniently installed and reduce the cost by reasonably arranging the structure of the first driving device 170.
Specifically, the output shaft of the first motor 171 may be directly and fixedly connected with the first driving gear 173 to realize the transmission connection between the first motor 171 and the first driving gear 173, and, of course, the first motor 171 may also be connected with the first driving gear 173 through a speed reducer and a transmission mechanism to drive the first driving gear 173 to rotate.
Further, the dual rotary displacement mechanism comprises two bearing seats 180 which are oppositely arranged; the two ends of the rotating seat 130 are respectively and correspondingly arranged on the two bearing seats 180; the number of the first driving devices 170 is two, and the two first driving devices 170 are respectively in one-to-one correspondence with the two ends of the rotating seat 130; the first driven gear 172 of each first driving device 170 is fixed to a corresponding end of the rotation seat 130. In use, the first motors 171 of the two first driving devices 170 operate synchronously to drive the first driven gears 172 of the two first driving devices 170 to rotate synchronously, so as to drive the rotating base 130 to rotate. By adopting the structure, the stress on the two ends of the rotating seat 130 can be balanced, so that the rotation of the rotating seat 130 is stable.
Further, the turntable 131 is rotatably installed on the rotating base 130, and the second driving device 140 includes a second motor 141 having a body fixed on the rotating base 130, a second driving gear 142, and a gear ring 143 fixed on the turntable 131 and engaged with the second driving gear 142; the second motor 141 is in driving connection with the second driving gear 142, and is used for driving the second driving gear 142 to rotate. When in use, the second motor 141 works to drive the second driving gear 142 to rotate, and the gear ring 143 is driven by the second driving gear 142, so that the turntable 131 can be driven to rotate. By adopting the structure, the invention can be conveniently installed.
Specifically, the output shaft of the second motor 141 may be directly and fixedly connected with the second driving gear 142, so as to realize transmission connection between the second motor 141 and the second driving gear 142, and of course, in addition, the second motor 141 may also be connected with the second driving gear 142 through a speed reducer and a transmission mechanism, so as to realize transmission connection between the second motor 141 and the second driving gear 142.
The clamping device 150 comprises a supporting seat 151, a first clamping arm 152, a second clamping arm 153, a swinging rod 154, a connecting rod 155 and an inserting piece 156, wherein the first clamping arm 152, the second clamping arm 153, the swinging rod 154 and the inserting piece 156 are fixed on the supporting seat 151; one end of the first clamping arm 152, which is close to the central axis of the turntable 131, is formed as a first clamping end, and the second clamping arm 153 is formed as a second clamping end; the swing lever 154 includes a first end portion, a second end portion, and a connecting portion provided between the first end portion and the second end portion; in each clamping device 150, the second clamping arm 153 is hinged on the supporting seat 151, one end of the connecting rod 155 is hinged with the second clamping arm 153, the other end of the connecting rod 155 is hinged with the first end part of the swinging rod 154, the connecting part of the swinging rod 154 is hinged on the supporting seat 151, a first through hole is arranged on the supporting seat 151, one side of the first through hole is also provided with a movable area, and the second end part of the swinging rod 154 is provided with a second through hole; the insert 156 is configured to be inserted into the first through hole and the second through hole when the second through hole is opposite to the first through hole so as to lock the swing rod 154 on the supporting seat 151, and the connecting rod 155 is configured to drive the second clamping arm 153 to move when the second through hole of the swing rod 154 moves from the active area to a position opposite to the first through hole so as to urge the second clamping end of the second clamping arm 153 to move in a direction approaching to the first clamping end, where the second clamping end of the second clamping arm 153 is configured to form a clamping area 157 with the first clamping end when the second through hole is opposite to the first through hole.
In the process of clamping the workpiece 190, the workpiece 190 is firstly placed in a space surrounded by the plurality of clamping devices 150, then the corresponding clamping device 150 is guided by the adjusting device 160 to move towards a direction close to a central axis A1 of the turntable 131 to be close to the workpiece 190, so that a first clamping end of the first clamping arm 152 is positioned beside the workpiece 190, then the swinging rod 154 is rotated, so that a second through hole of the swinging rod 154 moves from an active area to a position opposite to the first through hole, at the moment, a second clamping end of the second clamping arm 153 moves towards a direction close to the first clamping end of the first clamping arm 152, and when the second through hole of the swinging rod 154 is opposite to the first through hole, the workpiece 190 is clamped at a clamping area 157 formed by the first clamping end of the first clamping arm 152 and the second clamping end of the second clamping arm 153, at the moment, the swinging rod 154 is inserted into the first through hole and the second through hole by the inserting piece 156, so that the swinging rod 154 cannot rotate relative to the supporting seat 151, and at the moment, the hinging point of the connecting rod 155 and the second through hole of the swinging rod 154 can not move relative to the first clamping end of the first clamping arm 152, the second clamping arm 153 can not swing joint 153, and the second clamping point of the second clamping arm 153 can not swing joint 153 can move relative to the first clamping point 153, and the second clamping point 153 can not swing joint 153. When the workpiece 190 needs to be loosened, the insert 156 can be pulled out, and then the swing rod 154 is rotated to enable the second through hole of the swing rod 154 to move towards the movable area, at this time, the second clamping end of the second clamping arm 153 moves towards a direction away from the first clamping end of the first clamping arm 152, and after the second clamping end of the clamping device 150 is away from the first clamping end, the clamping force on the workpiece 190 can be removed to loosen the workpiece 190. Therefore, the clamping device 150 of the present invention adopts the combination design of the supporting seat 151, the first clamping arm 152, the second clamping arm 153, the swinging rod 154, the connecting rod 155 and the plug-in unit 156, so that the structure is simpler, and no air cylinder is needed, and no air distribution device is needed, thereby being beneficial to reducing the cost of the clamping device 150.
In actual operation, after the clamping devices 150 release the workpiece 190, the adjusting devices 160 can be used to guide the corresponding clamping devices 150 to move away from the central axis A1 of the turntable 131, so that the workpiece 190 can be conveniently taken out after each clamping device 150 is away from the workpiece 190. In actual operation, the workpiece 190 may be placed in the space surrounded by the plurality of holding devices 150 by manually holding the workpiece 190, but, of course, the workpiece 190 may be moved into the space surrounded by the plurality of holding devices 150 by using an external transfer mechanism, a robot, or the like.
Specifically, the supporting seat 151 of each clamping device 150 is fixedly connected with the nut 162 and the moving member 164 of the corresponding adjusting device 160.
Further, the connection part of the swinging rod 154 is hinged on the supporting seat 151 through a first pin shaft, one end of the connecting rod 155 is hinged with the second clamping arm 153 through a second pin shaft, and the other end of the connecting rod 155 is hinged with the first end part of the swinging rod 154 through a third pin shaft; in each clamping device 150, when the second perforation is aligned with the first perforation, the central axis of the first pin, the central axis of the second pin, and the central axis of the third pin are located on the same plane, so that self-locking can be formed, and further clamping stability can be ensured. Specifically, the connecting portion of the swinging rod 154 is provided with a first pin hole, the supporting seat 151 is provided with a second pin hole, and the first pin shaft penetrates through the first pin hole of the connecting portion and the second pin hole of the supporting seat 151, so that the swinging rod 154 can rotate around the central axis of the first pin shaft relative to the supporting seat 151. One end of the connecting rod 155 is provided with a third pin hole, the second clamping arm 153 is provided with a fourth pin hole, and the second pin shaft is arranged through the third pin hole of the connecting rod 155 and the fourth pin hole of the second clamping arm 153, so that the connecting rod 155 and the second clamping arm 153 can rotate relatively around the central axis of the second pin shaft. The other end of the connecting rod 155 is provided with a fifth pin hole, the first end of the swinging rod 154 is provided with a sixth pin hole, and the third pin shaft is arranged in the fifth pin hole and the sixth pin hole in a penetrating manner, so that the connecting rod 155 and the swinging rod 154 can rotate relatively around the central axis of the third pin shaft.
Further, the turntable 131 and the second clamping arm 153 are located on the same side of the first clamping arm 152; the second clamping arm 153 comprises a longitudinal plate hinged on the supporting seat 151, a transverse plate arranged on the longitudinal plate; the end of the transverse plate remote from the longitudinal plate is formed as a second clamping end. By adopting the structure, the processing and manufacturing can be facilitated.
In particular, the use of the cartridge pins for the cartridge 156 may further reduce cost.
Further, through holes are formed in the rotating seat 130 and the turntable 131, and the central axis of the through hole coincides with the central axis of the turntable 131. By adopting the above structure, the welding tool can pass through the through holes of the rotating base 130 and the turntable 131 to weld the workpiece 190 during the welding process.
The above embodiments are only preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present invention are intended to be within the scope of the present invention as claimed.
Claims (8)
1. A double-rotation type shifting mechanism is characterized in that: the device comprises a rotating seat, a first driving device for driving the rotating seat to rotate, a turntable, a second driving device which is arranged on the rotating seat and is used for driving the turntable to rotate around the central axis of the turntable, a plurality of clamping devices which are circumferentially arranged around the central axis of the turntable and are commonly used for clamping workpieces, and a plurality of adjusting devices which are respectively in one-to-one correspondence with the plurality of clamping devices; the clamping devices are arranged on the turntable through corresponding adjusting devices, and each adjusting device is used for guiding the corresponding clamping device to move along the radial direction of the turntable; the clamping device comprises a supporting seat, a first clamping arm, a second clamping arm, a swinging rod, a connecting rod and an inserting piece, wherein the first clamping arm, the second clamping arm, the swinging rod, the connecting rod and the inserting piece are fixed on the supporting seat; one end of the first clamping arm, which is close to the central axis of the turntable, is formed into a first clamping end, and the second clamping arm is formed into a second clamping end; the swinging rod comprises a first end part, a second end part and a connecting part arranged between the first end part and the second end part; in each clamping device, the second clamping arm is hinged on the supporting seat, one end of the connecting rod is hinged with the second clamping arm, the other end of the connecting rod is hinged with the first end part of the swinging rod, the connecting part of the swinging rod is hinged on the supporting seat, a first perforation is arranged on the supporting seat, a movable area is further arranged on one side of the first perforation, and a second perforation is arranged at the second end part of the swinging rod; the inserting piece is used for being inserted into the first perforation and the second perforation when the second perforation is opposite to the first perforation so as to lock the swinging rod on the supporting seat, the connecting rod is used for driving the second clamping arm to move when the second perforation of the swinging rod moves from the movable area to a position opposite to the first perforation so as to drive the second clamping end of the second clamping arm to move towards a direction close to the first clamping end, and the second clamping end of the second clamping arm is used for forming a clamping area between the second perforation and the first clamping end when the second perforation is opposite to the first perforation; the connecting part of the swinging rod is hinged on the supporting seat through a first pin shaft, one end of the connecting rod is hinged with the second clamping arm through a second pin shaft, and the other end of the connecting rod is hinged with the first end part of the swinging rod through a third pin shaft.
2. A dual rotary indexing mechanism as claimed in claim 1, wherein: the adjusting device comprises a fixed seat fixed on the turntable, a screw rod extending along the radial direction of the turntable, a nut sleeved on the screw rod in a matched manner, and a moving piece movably arranged on the fixed seat and capable of moving along the extending direction of the screw rod relative to the fixed seat; the screw rod is rotatably arranged on the fixed seat and can rotate around the central axis of the screw rod relative to the fixed seat; the clamping device is fixedly connected with the nut and the moving part of the corresponding adjusting device respectively, and one end of the screw rod, which is far away from the central axis of the turntable, is formed into a power input end.
3. A dual rotary indexing mechanism as claimed in claim 2, wherein: the clamping device is fixedly connected with the two moving parts corresponding to the adjusting device; the power input end of the screw rod is provided with a handle.
4. A dual rotary indexing mechanism as claimed in claim 1, wherein: the supporting seat of the clamping device is fixedly connected with the nut and the moving piece of the corresponding adjusting device respectively.
5. A dual rotary indexing mechanism as claimed in claim 1, wherein: the double-rotation type shifting mechanism further comprises a bearing seat, and the first driving device comprises a first motor; the rotating seat is rotatably arranged on the bearing seat; the first driving device further comprises a first driven gear fixed on the rotating seat and a first driving gear meshed with the first driven gear; the first motor is in transmission connection with the first driving gear and is used for driving the first driving gear to rotate.
6. A dual rotary indexing mechanism as claimed in claim 5, wherein: the double-rotation type shifting mechanism comprises two bearing seats which are oppositely arranged; the two ends of the rotating seat are respectively and correspondingly arranged on the two bearing seats one by one; the two first driving devices are respectively in one-to-one correspondence with the two ends of the rotating seat; the first driven gears of the first driving devices are fixed on the corresponding end parts of the rotating seat.
7. A dual rotary indexing mechanism as claimed in claim 1, wherein: the turntable is rotatably arranged on the rotating seat; the second driving device comprises a second motor, a second driving gear and a gear ring, the second motor is fixed on the rotating seat, and the gear ring is fixed on the turntable and meshed with the second driving gear; the second motor is in transmission connection with the second driving gear and is used for driving the second driving gear to rotate.
8. A dual rotary indexing mechanism as claimed in claim 1, wherein: the first driving device is used for driving the rotating seat to rotate around a rotating axis perpendicular to the central axis of the turntable; through holes are formed in the rotating seat and the rotating disc, and the central axis of each through hole coincides with the central axis of the rotating disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710818178.0A CN107570948B (en) | 2017-09-12 | 2017-09-12 | Double-rotation type shifting mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710818178.0A CN107570948B (en) | 2017-09-12 | 2017-09-12 | Double-rotation type shifting mechanism |
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| Publication Number | Publication Date |
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| CN107570948A CN107570948A (en) | 2018-01-12 |
| CN107570948B true CN107570948B (en) | 2023-11-24 |
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| CN201710818178.0A Active CN107570948B (en) | 2017-09-12 | 2017-09-12 | Double-rotation type shifting mechanism |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201776595U (en) * | 2010-09-10 | 2011-03-30 | 浙江七丰五金标准件有限公司 | Turntable device for welding machine |
| CN201824070U (en) * | 2010-09-10 | 2011-05-11 | 浙江七丰五金标准件有限公司 | Welding machine |
| CN103170707A (en) * | 2013-02-04 | 2013-06-26 | 成都佳士科技有限公司 | Robot welding workstation for cylinder body |
| CN203557059U (en) * | 2013-10-23 | 2014-04-23 | 江苏金海新能源科技有限公司 | Special head and tail type lifting welding positioner for reverse balance flange |
| CN207372564U (en) * | 2017-09-12 | 2018-05-18 | 广州瑞松智能科技股份有限公司 | A kind of double rotary type modified gears |
-
2017
- 2017-09-12 CN CN201710818178.0A patent/CN107570948B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201776595U (en) * | 2010-09-10 | 2011-03-30 | 浙江七丰五金标准件有限公司 | Turntable device for welding machine |
| CN201824070U (en) * | 2010-09-10 | 2011-05-11 | 浙江七丰五金标准件有限公司 | Welding machine |
| CN103170707A (en) * | 2013-02-04 | 2013-06-26 | 成都佳士科技有限公司 | Robot welding workstation for cylinder body |
| CN203557059U (en) * | 2013-10-23 | 2014-04-23 | 江苏金海新能源科技有限公司 | Special head and tail type lifting welding positioner for reverse balance flange |
| CN207372564U (en) * | 2017-09-12 | 2018-05-18 | 广州瑞松智能科技股份有限公司 | A kind of double rotary type modified gears |
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| CN107570948A (en) | 2018-01-12 |
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