CN205583916U - Stroke stop device of lead screw motor - Google Patents
Stroke stop device of lead screw motor Download PDFInfo
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- CN205583916U CN205583916U CN201620173362.5U CN201620173362U CN205583916U CN 205583916 U CN205583916 U CN 205583916U CN 201620173362 U CN201620173362 U CN 201620173362U CN 205583916 U CN205583916 U CN 205583916U
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- lead screw
- hole
- screw motor
- case
- nut
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Abstract
The utility model discloses a stroke stop device of lead screw motor, including lead screw motor body, still include housing, an inductive switch, the 2nd inductive switch, induction rod, lead screw motor body's lead screw is located the housing at least in part, and the housing is connected on lead screw motor body, is equipped with the hole of stepping down on the housing, an inductive switch sets up on the housing and lies in the one side in the hole of stepping down, the 2nd inductive switch sets up on the housing and lies in the opposite side in the hole of stepping down, the hole of stepping down of induction rod's one end follow housing is passed, but induction rod's other end reciprocating motion ground sets up on lead screw motor body's lead screw. The utility model has the advantages of flexible stroke that can the control connection axle.
Description
Technical field
This utility model relates to lead screw motor, is specifically related to the distance caging device of a kind of lead screw motor.
Background technology
Lead screw motor is a kind of driving means converting rotational motion into linear motion, and screw mandrel motor can be by specific instruction
Carry out Angle ambiguity, it is also possible to carry out speed controlling.During Angle ambiguity, often one pulse of input, stator winding is with regard to changing-over once, defeated
Shaft just turns over an angle, and its step number is consistent with umber of pulse, and the angular displacement of output shaft rotation is directly proportional to input pulse.Speed
During control, send in motor winding is continuous impulse, and each phase winding constantly takes turns flow-thru electrode, and motor is dynamic continuously to be turned, it
Rotating speed be directly proportional to pulse frequency.
It is fitted without distance caging device on current lead screw motor body, during lead screw motor use after dispatching from the factory, due to
Lead screw motor is the control of controlled system, control system control the reciprocating motion of screw mandrel, but, limit there is no stroke
Under the control of position, after the continuous impulse that control system sends is loaded in lead screw motor, when behind in-position, due to continuous impulse
Effect and the effect of load, easily cause lead screw motor by reverse active force, the most easily make lead screw motor damage.
Therefore, the stroke of motor need to be transformed by client, typically arranges travel switch on external equipment and accurately controls lead screw motor
Stroke, but, this transformation not only adds the cost of client, and must design the space of assembling to install newly-increased stroke
Switch, thus in order to reach to accurately control the purpose of motor, need client to make consideration from many aspects, add undoubtedly and make
Inconvenience.
Summary of the invention
For above-mentioned technical problem, the purpose of this utility model is to provide the distance caging device of a kind of lead screw motor, this practicality
The novel flexible stroke that can control connecting shaft.
The technical scheme solving above-mentioned technical problem is as follows:
The distance caging device of lead screw motor, including lead screw motor body, it is characterised in that also include that case, the first sensing are opened
Pass, the second inductive switch, induction rod, the screw mandrel of described lead screw motor body is at least partially situated in case, and case is connected to
On lead screw motor body, case is provided with resigning hole, and described first inductive switch is arranged on case and is positioned at the side of resigning hole,
Described second inductive switch is arranged on case and is positioned at the opposite side of resigning hole, and one end of described induction rod is from the resigning hole of case
Passing, the other end of induction rod is reciprocally disposed within the screw mandrel of lead screw motor body.
Preferably, described screw mandrel being provided with attachment means, described induction rod is fixing with attachment means to be connected.
Preferably, described attachment means includes nut and connecting shaft, described induction rod along nut radial arrangement and and nut
Being fixed as one, one end of connecting shaft is provided with blind hole, and connecting shaft is connected with nut by this blind hole empty set is rear on screw mandrel, connects
The other end of axle reaches the outside of case in case.
Preferably, described nut is axially arranged with stepped hole along it, and the wall of the diameter holes of this stepped hole is provided with the spiral shell of connection wire rod
Stricture of vagina, fastens with nut after the end of described connecting shaft extend in the hole, big footpath of stepped hole.
Preferably, described attachment means also includes that bearing pin, the outer peripheral face of described nut are provided with through hole radially, described company
The outer peripheral face of spindle is provided with groove, and after the end of described connecting shaft extend in the hole, big footpath of stepped hole, bearing pin is successively from described
Through hole and groove pass.
Preferably, at least provided with two reinforcements in the outside wall surface of described attaching nut, the free end of adjacent two reinforcements passes through
Arc block connects.
Preferably, described case includes that two ends have cover body and the end cap of opening, and end cap is connected to the opening of cover body one end
Place.
Have employed such scheme, during motor of the present utility model work, screw mandrel rotates forward, and drives induction rod to the second inductive switch
Moving in direction, when the second inductive switch senses induction rod, sends signal to control system, and control system controls lead screw motor
Stop the work rotating forward.Screw mandrel inverts, and drives induction rod to move to the direction of the first inductive switch, when the first inductive switch senses
During to induction rod, sending signal to control system, control system controls lead screw motor and stops the work of reversion.So, by right
The transformation of lead screw motor self so that the flexible stroke of connecting shaft is under control, it is to avoid user is the most right after buying motor
Motor improves, and distance caging device is combined as a whole by this utility model with motor simultaneously, makes the structure of entirety have more tightly
Gathering property, is also not take up miscellaneous equipment and installs the space of distance caging device.
Accompanying drawing explanation
Fig. 1 is perspective view of the present utility model；
Fig. 2 is generalized section of the present utility model；
Fig. 3 is the structural representation of case in this utility model；
Fig. 4 is the structural representation of the nut during this utility model is preferable to carry out；
Fig. 5 is the generalized section of Fig. 4；
Fig. 6 is the structural representation of the connecting shaft during this utility model is preferable to carry out；
1 is motor body, and 1a is screw mandrel, and 2 is case, and 2a is cover body, and 2b is end cap, and 2c is groove, and 2d is resigning hole,
3 is the first inductive switch, and 4 is the second inductive switch, and 5 is induction rod, and 6 is nut, and 6a is installing hole, and 6b is diameter holes, 6c
For screw thread, 6d is hole, big footpath, and 6e is through hole, and 6f is reinforcement, and 6g is arc block, and 7 is connecting shaft, and 7a is blind hole, 7b
For groove, 8 is bearing pin.
Detailed description of the invention
As shown in Figures 1 to 6, the distance caging device of the lead screw motor in this utility model, including lead screw motor body 1,
Also include case the 2, first inductive switch the 3, second inductive switch 4, induction rod 5, the screw mandrel 1a of described lead screw motor body 1
Being at least partially situated in case 2, described case includes that two ends have the cover body 2a and end cap 2b of opening, and end cap 2b is even
It is connected on the opening part of cover body 2a one end.The cross section of cover body 2a is generally rectangular shaped, the appearance that the two of which of cover body is relative
Face is provided with groove 2c, end cap 2b and is provided with through hole, is provided with sliding bearing in this through hole.Case 2 is connected to lead screw motor
On body 1, it is bar hole that case 2 is provided with resigning hole 2d, resigning hole 2d.
Described first inductive switch 3 is arranged on case and is positioned at the side of resigning hole, and described second inductive switch 4 is arranged on cover
On shell and be positioned at the opposite side of resigning hole, the first inductive switch 3 and the second inductive switch 4 are installed on cover body 2a, and first
Inductive switch 3 and the second inductive switch 4 are photoswitch.One end of described induction rod 5 passes from the resigning hole of case, sense
The other end answering bar 5 is reciprocally disposed within the screw mandrel 1a of lead screw motor body.It is provided with connection on described screw mandrel 1a
Device, described induction rod 5 is fixing with attachment means to be connected.Described attachment means includes nut 6 and connecting shaft 7, described sense
Answer bar 5 to be fixed as one along the radial arrangement of nut 6 and with nut 6, nut 6 is provided with installing hole 6a, induction rod 5
Being fastened as a whole with nut 6 after being inserted in installing hole 6a, both fastening means can be interference fit, it is also possible to is welding,
Can also is that threaded etc..One end of connecting shaft 7 is provided with blind hole 7a, connecting shaft 7 by this blind hole 7a empty set on screw mandrel
Being connected with nut 6 afterwards, the other end of connecting shaft 7 reaches the outside of case in case, and connecting shaft 7 is by reaching outside case
Behind portion, its end is supported by the sliding bearing being arranged on end cap 2b.
Described nut 6 is axially arranged with stepped hole along it, and the wall of the diameter holes 6b of this stepped hole is provided with the screw thread of connection wire rod
6c, fastens with nut after the end of described connecting shaft 7 extend in the big footpath hole 6d of stepped hole.Described attachment means also includes pin
Axle 8, the outer peripheral face of described nut 6 is provided with through hole 6e radially, and the outer peripheral face of described connecting shaft is provided with groove 7b,
After the end of described connecting shaft extend in the hole, big footpath of stepped hole, bearing pin passes from described through hole and groove successively.Described company
At least provided with two reinforcement 6f in the outside wall surface of connected nut, the free end of adjacent two reinforcements is connected by arc block 6g.
Claims (7)
1. the distance caging device of lead screw motor, including lead screw motor body, it is characterised in that also include case, the first sensing
Switch, the second inductive switch, induction rod, the screw mandrel of described lead screw motor body is at least partially situated in case, and case connects
On lead screw motor body, case is provided with resigning hole, and described first inductive switch is arranged on case and is positioned at the one of resigning hole
Side, described second inductive switch is arranged on case and is positioned at the opposite side of resigning hole, one end allowing from case of described induction rod
Hole, position passes, and the other end of induction rod is reciprocally disposed within the screw mandrel of lead screw motor body.
The distance caging device of lead screw motor the most according to claim 1, it is characterised in that the company of being provided with on described screw mandrel
Connection device, described induction rod is fixing with attachment means to be connected.
The distance caging device of lead screw motor the most according to claim 2, it is characterised in that described attachment means includes spiral shell
Mother and connecting shaft, described induction rod along the radial arrangement of nut and is fixed as one with nut, and one end of connecting shaft is provided with blind
Hole, connecting shaft is connected with nut by this blind hole empty set is rear on screw mandrel, and the other end of connecting shaft reaches case in case
Outside.
The distance caging device of lead screw motor the most according to claim 3, it is characterised in that described nut axially sets along it
Having stepped hole, the wall of the diameter holes of this stepped hole is provided with the screw thread of connection wire rod, and the end of described connecting shaft extend into step
Fasten with nut after in the hole, big footpath in hole.
The distance caging device of lead screw motor the most according to claim 4, it is characterised in that described attachment means also includes
Bearing pin, the outer peripheral face of described nut is provided with through hole radially, and the outer peripheral face of described connecting shaft is provided with groove, described company
After the end of spindle extend in the hole, big footpath of stepped hole, bearing pin passes from described through hole and groove successively.
The distance caging device of lead screw motor the most according to claim 3, it is characterised in that the outer wall of described attaching nut
At least provided with two reinforcements on face, the free end of adjacent two reinforcements is connected by arc block.
The distance caging device of lead screw motor the most according to claim 1, it is characterised in that described case includes that two ends have
Having cover body and the end cap of opening, end cap is connected to the opening part of cover body one end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620173362.5U CN205583916U (en) | 2016-03-07 | 2016-03-07 | Stroke stop device of lead screw motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620173362.5U CN205583916U (en) | 2016-03-07 | 2016-03-07 | Stroke stop device of lead screw motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205583916U true CN205583916U (en) | 2016-09-14 |
Family
ID=56867560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620173362.5U Active CN205583916U (en) | 2016-03-07 | 2016-03-07 | Stroke stop device of lead screw motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205583916U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110586790A (en) * | 2019-09-26 | 2019-12-20 | 上海翼欣汽车技术中心 | Auto parts machining mould automatic discharge device |
| CN115793729A (en) * | 2023-01-31 | 2023-03-14 | 合肥安迅精密技术有限公司 | Position-based control bandwidth compensation method and system and chip mounter |
| WO2024045022A1 (en) * | 2022-08-31 | 2024-03-07 | 深圳市戎马易圣科技有限公司 | Electric push-pull mechanism |
-
2016
- 2016-03-07 CN CN201620173362.5U patent/CN205583916U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110586790A (en) * | 2019-09-26 | 2019-12-20 | 上海翼欣汽车技术中心 | Auto parts machining mould automatic discharge device |
| WO2024045022A1 (en) * | 2022-08-31 | 2024-03-07 | 深圳市戎马易圣科技有限公司 | Electric push-pull mechanism |
| CN115793729A (en) * | 2023-01-31 | 2023-03-14 | 合肥安迅精密技术有限公司 | Position-based control bandwidth compensation method and system and chip mounter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | "change of name, title or address" | ||
| CP03 | "change of name, title or address" |
Address after: No.355, Longjin Road, Lucheng street, Changzhou Economic Development Zone, Changzhou City, Jiangsu Province, 213000 Patentee after: Jiangsu Dingzhi Intelligent Control Technology Co., Ltd Address before: Room 3023, 21c, beidong, Changzhou City, Jiangsu Province Patentee before: CHANGZHOU DINGS' ELECTRICAL & MECHANICAL Co.,Ltd. |