CN215171963U - Pipe cutting machine lead screw safety support device - Google Patents
Pipe cutting machine lead screw safety support device Download PDFInfo
- Publication number
- CN215171963U CN215171963U CN202120159854.XU CN202120159854U CN215171963U CN 215171963 U CN215171963 U CN 215171963U CN 202120159854 U CN202120159854 U CN 202120159854U CN 215171963 U CN215171963 U CN 215171963U
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Abstract
The utility model discloses a pipe cutting machine lead screw safety support device, including removing dolly board, pinch roller board, ball, lead screw tow boat, swing board, lift cylinder, accommodate the lead screw, slewing bearing tile seat and telescopic link, the screw has been worn on the ball, the outside of screw is equipped with the pinch roller board, the pinch roller board is fixed on ball, the bottom at removing the dolly board is fixed to the upper end of pinch roller board, the dolly board is located the top of screw, ball's bottom is equipped with the lead screw tow boat, the bearing passes the screw on lead screw tow boat and the swing board and fixes the front end at the swing board with the lead screw tow boat, the end of swing board is fixed on the slewing bearing tile seat. The utility model discloses can make travelling car when lead screw supported position, make pinch roller board extrusion lead screw tow boat, force lead screw tow boat to remove downwards, the screw passes through lead screw tow boat region safely this moment, reaches the effect that can not damage the screw and can drag the lead screw again, reduces the damage quantity of screw.
Description
Technical Field
The utility model relates to a lead screw strutting arrangement technical field specifically is a pipe cutting machine lead screw safety strutting arrangement.
Background
The ball screw is an ideal product for converting rotary motion into linear motion or converting linear motion into rotary motion. The ball screw is the most commonly used transmission element in tool machinery and precision machinery, and has the main function of converting rotary motion into linear motion or converting torque into axial repeated acting force, and has the characteristics of high precision, reversibility and high efficiency.
After a large number of searches, the following results are obtained: chinese utility model patent: the utility model provides a ball supporting device, application number [ CN201521052142.9 ], publication number [ CN205237675U ]. The device comprises a first bearing unit, a second bearing unit and a pressurizing unit. The first bearing unit rotatably supports one end of a ball screw, and is capable of fixing the one end of the ball screw so that the one end of the ball screw does not move in an axial direction of the ball screw. The second bearing unit rotatably supports the other end of the ball screw. The second bearing unit is selectively pressurized by a pressurizing unit, and the other end of the ball screw can be fixed so as not to move in the axial direction. Also, one end of the ball screw is always fixed, but the other end can be selectively fixed by the pressurizing unit, so that the supporting device can be selectively switched between the fixing-supporting mode and the fixing-fixing mode.
The ball screw of the transmission pipe cutting machine can only reduce the rotating speed when being longer so as to reduce the vibration of the screw, so the efficiency is very low, and even if the lower part of the screw is supported, the possibility that the nut collides with a supporting part to damage the nut after the failure of components can not be ensured, so a supporting device which can support the nut without damaging the nut is needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pipe cutting machine lead screw safety support device possesses safe the support, and the screw can pass through safely that support region does not damage lead screw and screw to and improve work efficiency's advantage, solved the problem that the screw collided to strutting arrangement easily and leaded to screw and lead screw to damage.
In order to achieve the above object, the utility model provides a following technical scheme: a pipe cutting machine lead screw safety supporting device comprises a movable trolley plate, a pressure wheel plate, a ball screw, a lead screw dragging wheel, a swinging plate, a lifting cylinder, an adjusting screw rod, a rotary bearing bush seat and a telescopic rod, wherein a nut penetrates through the ball screw, the pressure wheel plate is arranged on the outer side of the nut and is fixed on the ball screw, the upper end of the pressure wheel plate is fixed at the bottom of the movable trolley plate, the movable trolley plate is positioned above the nut, the lead screw dragging wheel is arranged at the bottom of the ball screw, a bearing penetrates through screw holes in the lead screw dragging wheel and the swinging plate to fix the lead screw dragging wheel at the front end of the swinging plate, the tail end of the swinging plate is fixed on the rotary bearing bush seat, the rotary bearing bush seat is positioned below the ball screw, the lifting cylinder is arranged below the swinging plate, the front end of the lifting cylinder is provided with the telescopic rod, and the front end of the telescopic rod is fixed on a screw hole in the swinging plate through a fixing support B, the bottom welding of lift cylinder has fixing support A, fixing support A's bottom is passed through the bolt and is fixed in the screw hole of adjusting screw upper end.
Preferably, the bottom of the pressure roller plate is located below the ball screw.
Preferably, the moving trolley plate and the pinch roller plate can move on the ball screw along with the nut.
Preferably, a screw hole is formed in the center of the inner portion of the screw rod tug, and a screw hole is formed in the center of the front end of the swinging plate.
Preferably, a screw hole is formed in one side, close to the screw rod tug, of the inner portion of the swinging plate.
Preferably, the adjusting screw rod is positioned below the lifting cylinder.
Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model discloses additionally increase lead screw tow boat and pinch roller board outside the effect of accomplishing the lead screw support, make the travelling car when through lead screw supporting position, perhaps when the lead screw tow boat can't break away from the lead screw appear, make pinch roller board extrusion lead screw tow boat, force lead screw tow boat to remove downwards, the screw passes through lead screw tow boat region safely this moment, reached and not damaged the effect that the lead screw can be dragged the lead screw again, and the device simple structure, and convenient operation is swift, reduce the screw and damage quantity, and the production cost is reduced, and work efficiency and economic benefits are improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
in the figure: 1. moving the dolly plate; 2. a nut; 3. a pressure wheel plate; 4. a ball screw; 5. a lead screw tug; 6. a swing plate; 7. a lifting cylinder; 8. adjusting the screw rod; 9. a slew bearing shoe; 10. a fixed support A; 11. a telescopic rod; 12. a fixed support B; 13. and a bearing.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, the utility model provides a pipe cutting machine lead screw safety support device technical scheme: the utility model provides a pipe cutting machine lead screw safety support device, including removing dolly board 1, pinch roller board 3, ball 4, lead screw tow boat 5, swinging plate 6, lift cylinder 7, accommodate the lead screw 8, slewing bearing tile seat 9 and telescopic link 11, screw 2 has worn on the ball 4, the outside of screw 2 is equipped with pinch roller board 3, pinch roller board 3 is fixed on ball 4, pinch roller board 3's bottom is located ball 4's below, the upper end of pinch roller board 3 is fixed in the bottom of removing dolly board 1, it is located the top of screw 2 to remove dolly board 1, it can move on ball 4 along with screw 2 to remove dolly board 1 and pinch roller board 3, through setting up removal dolly board 1 and pinch roller board 3, make screw 2 can protect screw 2 not damaged when moving on ball 4.
The bottom of the ball screw 4 is provided with a screw-rod tug 5, the ball screw 4 has a supporting function by arranging the screw-rod tug 5, the ball screw 4 is prevented from generating violent radial movement due to high-speed rotation, a bearing 13 passes through screw holes on the screw-rod tug 5 and the swing plate 6 to fix the screw-rod tug 5 at the front end of the swing plate 6, the tail end of the swing plate 6 is fixed on a swing bearing bush seat 9, the swing bearing bush seat 9 is positioned below the ball screw 4, one side of the inside of the swing plate 6, which is close to the screw-rod tug 5, is provided with a screw hole, a lifting cylinder 7 is arranged below the swing plate 6, the front end of the lifting cylinder 7 is provided with a telescopic rod 11, the front end of the telescopic rod 11 is fixed on the screw hole inside the swing plate 6 through a fixed support B12, make lead screw tow boat 5 can reciprocate through setting up lift cylinder 7, place screw 2 and hit strutting arrangement when passing through, lead to screw 2 and ball 4 to damage.
The bottom welding of lift cylinder 7 has fixing support A10, the bottom of fixing support A10 is passed through the bolt fastening in the screw hole of accommodate the lead screw 8 upper end, accommodate the lead screw 8 and be located lift cylinder 7's below, this strutting arrangement is additionally increased lead screw tow boat 5 and pinch roller board 3 outside the effect of accomplishing ball 4 support, make travelling car 1 when through ball 4 supported position, or when lead screw tow boat 5 can't break away from ball 4 appear, make pinch roller board 3 extrusion lead screw tow boat 5, force lead screw tow boat 5 to move down, screw 2 passes through lead screw tow boat 5 region safely this moment, reached do not damage ball 4 and screw 2 can drag ball 4's effect again, and the device simple structure, and convenient operation is swift, reduce screw 2 and damage quantity, and the production cost is reduced, and the work efficiency and economic benefits are improved.
The working principle is as follows: when the screw nut 2 and the movable trolley board 1 move to the supporting positions, the telescopic rod on the lifting cylinder 7 drives the screw rod tug 5 to descend, and the screw nut 2 and the movable trolley board 1 can safely pass through; when the lifting cylinder 7 is damaged to cause the lead screw tug 5 not to fall off the ball screw 4, at the moment, when the screw nut 2 and the movable trolley plate 1 move to the supporting position, the pressing wheel plate 3 below the movable trolley plate 1 extrudes the lead screw tug 5 to force the lead screw tug 5 to move downwards, and the screw nut 2 can safely pass through the lead screw tug 5 area.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a pipe cutting machine lead screw safety support device, includes removal dolly board (1), pinch roller board (3), ball (4), lead screw tow boat (5), swing board (6), lift cylinder (7), accommodate the lead screw (8), slewing bearing tile seat (9) and telescopic link (11), its characterized in that: the ball screw (4) is provided with a screw nut (2) in a penetrating manner, a pinch roller plate (3) is arranged on the outer side of the screw nut (2), the pinch roller plate (3) is fixed on the ball screw (4), the upper end of the pinch roller plate (3) is fixed at the bottom of a movable trolley plate (1), the movable trolley plate (1) is positioned above the screw nut (2), a screw rod tug (5) is arranged at the bottom of the ball screw (4), a bearing (13) penetrates through screw holes in the screw rod tug (5) and a swing plate (6) to fix the screw rod tug (5) at the front end of the swing plate (6), the tail end of the swing plate (6) is fixed on a rotary bearing bush seat (9), the rotary bearing bush seat (9) is positioned below the ball screw (4), a lifting cylinder (7) is arranged below the swing plate (6), and a telescopic rod (11) is arranged at the front end of the lifting cylinder (7), the front end of the telescopic rod (11) is fixed on a screw hole in the swing plate (6) through a fixing support B (12), a fixing support A (10) is welded at the bottom of the lifting cylinder (7), and the bottom of the fixing support A (10) is fixed in the screw hole in the upper end of the adjusting screw rod (8) through a bolt.
2. The pipe cutting machine lead screw safety support device of claim 1, wherein: the bottom of the pressure wheel plate (3) is positioned below the ball screw (4).
3. The pipe cutting machine lead screw safety support device of claim 1, wherein: the movable trolley plate (1) and the pinch roller plate (3) can move on the ball screw (4) along with the nut (2).
4. The pipe cutting machine lead screw safety support device of claim 1, wherein: the screw rod towing wheel (5) is provided with a screw hole at the center inside, and the swing plate (6) is provided with a screw hole at the center of the front end.
5. The pipe cutting machine lead screw safety support device of claim 1, wherein: and a screw hole is formed in one side, close to the screw rod tug (5), of the inner part of the swinging plate (6).
6. The pipe cutting machine lead screw safety support device of claim 1, wherein: and the adjusting screw rod (8) is positioned below the lifting cylinder (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120159854.XU CN215171963U (en) | 2021-01-21 | 2021-01-21 | Pipe cutting machine lead screw safety support device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120159854.XU CN215171963U (en) | 2021-01-21 | 2021-01-21 | Pipe cutting machine lead screw safety support device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215171963U true CN215171963U (en) | 2021-12-14 |
Family
ID=79406992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120159854.XU Active CN215171963U (en) | 2021-01-21 | 2021-01-21 | Pipe cutting machine lead screw safety support device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215171963U (en) |
-
2021
- 2021-01-21 CN CN202120159854.XU patent/CN215171963U/en active Active
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