CN213794267U - Tailstock lifting centre - Google Patents
Tailstock lifting centre Download PDFInfo
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- CN213794267U CN213794267U CN202022558528.4U CN202022558528U CN213794267U CN 213794267 U CN213794267 U CN 213794267U CN 202022558528 U CN202022558528 U CN 202022558528U CN 213794267 U CN213794267 U CN 213794267U
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- center
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Abstract
A tailstock lifting center is characterized in that a ratchet bar and a lifting guide rail are mounted on one side of an upright post, a tightening seat can move up and down along the lifting guide rail, one end of a rope is connected to a pressing seat, the other end of the rope is connected with a weight box, the mass of objects connected to the end 2 of the rope is the same, the rope is hung on a roller, a stop cylinder is fixed on the pressing seat, the front end of the stop cylinder is connected with a stop block, a ratchet on the stop block can be meshed with a ratchet on the ratchet bar, and the pressing seat can be fixed until the pressing seat is meshed; a guide rod vertically penetrates through the other end of the pressing seat, the guide rod can move up and down in the pressing seat, a center sleeve is arranged at the lower end of the guide rod, a tapered roller bearing and a center head are arranged in the center sleeve, and a center conical head is arranged at the lower end of the center head; the lower end of the top cylinder penetrates through the cylinder connecting block to be connected with the upper end of the guide rod, and the top cylinder is fixed on the pressing seat through the cylinder fixing seat. For workpieces with large height difference in spray welding, the pressing seat can be manually and quickly moved to a proper position and fixed, and the pressing seat can be matched with the adjusting tip cylinder, so that the operation is convenient.
Description
Technical Field
The utility model belongs to the top field of the automatic spray welding device's of centrifuge helical blade lift especially relates to a tailstock lift is top.
Background
The electric lifting centre is suitable for electric driving, but for the centrifuge blades which are frequently replaced and have the length difference of more than 1.5 meters, the electric lifting centre wastes time when walking for such a long distance in an electric mode.
Disclosure of Invention
For overcoming prior art's defect, the utility model provides a tailstock goes up and down top is suitable for the spray welding to change frequently and use when the great centrifuge blade of length difference, especially reaches more than 1.5 meters at the difference in height, and the effect is more obvious.
The utility model adopts the technical scheme that: a tailstock lifting centre, one side of a vertical column is provided with a ratchet bar and a lifting guide rail, a guide rail sliding block is arranged on the lifting guide rail and can move up and down along the lifting guide rail, one end of a pressing seat is fixed on the guide rail sliding block through a lifting sliding plate, one end of a rope is connected to the pressing seat, the other end of the rope is connected with a weight box, the mass of objects connected with the 2 end of the rope is the same, the rope is hung on a roller, a roller seat is fixed on the vertical column, a roller shaft is horizontally arranged in the roller seat, the roller is sleeved on the roller shaft, an inner ring can rotate on the roller shaft, an outer ring can roll along the rope, and the friction resistance is small, so that the pressing seat can be easily dragged to lift by hands; a stop cylinder is fixed on the pressing block, the front end of the stop cylinder is connected with a stop block, the stop block is inserted into a guide block, the guide block controls the stop block to move only horizontally, a ratchet on the stop block and a ratchet on the ratchet bar can be occluded with each other, and the pressing seat can be fixed until the pressing seat is occluded with the ratchet; the other end of the pressing seat is vertically penetrated by a guide rod, the guide rod can move up and down in the pressing seat, the lower end of the guide rod is provided with a center sleeve, a tapered roller bearing is arranged in the center sleeve, the upper end of the center is just inserted into the tapered roller bearing, a center cover plate is arranged on the center head and the tapered roller bearing, a center through cover is arranged at the lower end of the center sleeve, the lower end of the center head penetrates through the center through cover and extends out of the lower end of the center sleeve, and a center conical head is arranged at the lower end of the center head; the lower end of the top cylinder penetrates through the cylinder connecting block to be connected with the upper end of the guide rod, the top cylinder is fixed on the pressing seat through the cylinder fixing seat, and the top cylinder is started to push the guide rod to move downwards to press the top conical head until the top conical head can not move any more. For workpieces with different spray welding heights, the position of the pressing seat does not need to be adjusted every time the workpieces are clamped, and only the center cylinder needs to be controlled; to the work piece that the difference in height is great, can manual quick removal compress tightly seat to suitable position and fixed, can in the cooperation adjust top cylinder, it is convenient to operate.
Preferably, the lower end of the upright post is provided with a slewing bearing, the slewing bearing is provided with a positioning pin, the lifting upright post of the positioning pin can freely rotate on the slewing bearing of the upright post in a horizontal manner when the positioning pin is pulled up, and the lifting upright post of the positioning pin can not rotate when the positioning pin is inserted.
Preferably, an organ cover is arranged outside one side of the upright post, which is provided with the lifting guide rail.
The beneficial effects of the utility model are that, convenient operation to change frequently and the great centrifuge blade of length difference, can practice thrift a large amount of time.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a cross-sectional view of fig. 1C-C.
Fig. 3 is an enlarged view of the region I in fig. 2.
Fig. 4 is an enlarged view of region II in fig. 2.
In the figure, 1-a pressing seat, 2-a guide rod, 3-a center sleeve, 4-a center cylinder, 5-a center head, 6-a center cover plate, 7-a center transparent cover, 8-a conical roller bearing, 9-a center conical head, 10-a cylinder connecting block, 11-a cylinder fixing seat, 12-a ratchet strip, 13-a stop block, 14-a guide block, 15-a cylinder connecting plate, 16-a stop cylinder, 17-a lifting sliding plate, 18-a rope, 19-a lifting guide rail, 20-a guide rail sliding block, 21-an upright post, 22-a roller seat, 23-a roller shaft, 24-a roller, 25-a counterweight box, 26-an organ cover, 27-a rotary support and 28-a positioning pin.
Detailed Description
The first embodiment is as follows:
in fig. 2 to 4, the locking cylinder is loosened, the pressing seat can move up and down, the weight box is arranged in the upright post and connected with the pressing seat through the rope, the weight box and the pressing seat are balanced in mass, the steel wire rope moves along the roller, the friction resistance is small, and therefore the pressing seat can be easily pulled by hands to lift. When the spiral blade of the centrifuge with the close height is subjected to spray welding, the spiral blade of the centrifuge is vertically fixed on a rotatable platform, an upright post is arranged beside the spiral blade of the centrifuge to be subjected to spray welding, the upright post is rotated to enable a tip conical head to be over against the spiral blade of the centrifuge, a positioning pin is inserted, a person drags a pressing seat to move up and down until the tip conical head is close to the top end of the spiral blade of the centrifuge, a stopping cylinder is started to push a stopping block to move forward along the direction of a guide block, a ratchet on the stopping block is occluded with a ratchet on a ratchet bar, and the pressing seat is completely fixed at the position; and then starting the tip cylinder to push the tip conical head to move downwards along the guide rod to press the spiral blade of the centrifuge until the spiral blade can not move any more. After the spray welding is finished, the center cylinder is loosened, the positioning pin is pulled out, and the next centrifuge helical blade can be conveniently hoisted by pushing the upright post away.
Example two:
when the spiral blades of the centrifuge with larger height difference are subjected to spray welding, the spiral blades of the centrifuge are vertically fixed on a rotatable platform, an upright post is arranged beside the spiral blades of the centrifuge to be subjected to spray welding, the upright post is rotated to enable a tip conical head to be over against the spiral blades of the centrifuge, a positioning pin is inserted, a person drags a pressing seat to move up and down until the tip conical head is close to the top end of the spiral blades of the centrifuge, a stopping cylinder is started to push a stopping block to move forward along the direction of a guide block, ratchets on the stopping block are meshed with ratchets on a ratchet bar, and the pressing seat is completely fixed at the position; and then starting the tip cylinder to push the tip conical head to move downwards along the guide rod to press the spiral blade of the centrifuge until the spiral blade can not move any more. After the spray welding is finished, the top cylinder is loosened, the positioning pin is pulled out, the next spiral blade of the centrifuge can be conveniently hoisted by pushing the upright column away, the stop cylinder is loosened to pull out the stop block, a person can rotate the upright column while adjusting the height of the pressing seat up and down until the top conical head is over against the spiral blade of the centrifuge, the positioning pin is inserted, the person drags the pressing seat to move up and down until the top conical head is close to the top end of the spiral blade of the centrifuge, the stop cylinder is started to push the stop block to move forward along the direction of the guide block, the ratchet on the stop block is meshed with the ratchet on the ratchet bar, and the pressing seat is completely fixed at the position; and then starting the tip cylinder, pushing the tip conical head to move downwards along the guide rod to tightly press the spiral blade of the centrifuge until the tip conical head can not move any more, and continuing to perform spray welding work.
Claims (3)
1. The utility model provides a tailstock goes up and down top, it is top that stand one side is installed ratchet and riser guide, and rail block installs on riser guide to can reciprocate along riser guide, compress tightly seat one end and pass through lifting slide and fix on rail block, its characterized in that: one end of the rope is connected to the pressing seat, the other end of the rope is connected to the weight box, the mass of objects connected to the end 2 of the rope is the same, and the rope is hung on the roller; a roller seat is fixed on the upright post, a roller shaft is horizontally arranged in the roller seat, the roller is sleeved on the roller shaft, an inner ring can rotate on the roller shaft, and an outer ring can roll along a rope; a stop cylinder is fixed on the pressing seat, the front end of the stop cylinder is connected with a stop block, the stop block is inserted into a guide block, the guide block controls the stop block to move only horizontally, and a ratchet on the stop block can be meshed with a ratchet on the ratchet bar; the other end of the pressing seat is vertically penetrated by a guide rod, the guide rod can move up and down in the pressing seat, the lower end of the guide rod is provided with a center sleeve, a tapered roller bearing is arranged in the center sleeve, the upper end of the center is just inserted into the tapered roller bearing, a center cover plate is arranged on the center head and the tapered roller bearing, a center through cover is arranged at the lower end of the center sleeve, the lower end of the center head penetrates through the center through cover and extends out of the lower end of the center sleeve, and a center conical head is arranged at the lower end of the center head; the lower end of the top cylinder penetrates through the cylinder connecting block to be connected with the upper end of the guide rod, and the top cylinder is fixed on the pressing seat through the cylinder fixing seat.
2. The tailstock lifting tip according to claim 1, characterized in that: the lower end of the upright post is provided with a slewing bearing, and the slewing bearing is provided with a positioning pin.
3. The tailstock lifting tip according to claim 1 or 2, characterized in that: an organ cover is arranged outside one side of the upright post, which is provided with the lifting guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022558528.4U CN213794267U (en) | 2020-11-09 | 2020-11-09 | Tailstock lifting centre |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022558528.4U CN213794267U (en) | 2020-11-09 | 2020-11-09 | Tailstock lifting centre |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213794267U true CN213794267U (en) | 2021-07-27 |
Family
ID=76965908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022558528.4U Active CN213794267U (en) | 2020-11-09 | 2020-11-09 | Tailstock lifting centre |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213794267U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114192818A (en) * | 2021-12-10 | 2022-03-18 | 中国兵器装备集团自动化研究所有限公司 | Long-shaft workpiece clamping and measuring mechanism for lathe |
-
2020
- 2020-11-09 CN CN202022558528.4U patent/CN213794267U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114192818A (en) * | 2021-12-10 | 2022-03-18 | 中国兵器装备集团自动化研究所有限公司 | Long-shaft workpiece clamping and measuring mechanism for lathe |
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