CN207381268U - A kind of return-to-zero mechanism of the automatic belting machine of numerical control - Google Patents

Abstract

The utility model discloses a kind of return-to-zero mechanisms of the automatic belting machine of numerical control, including pedestal, the turntable being arranged on pedestal, with the drive component of driving disc, drive component is connected with the linear modules by the convert rotational motion of turntable for linear motion, the mark component of the dead-center position of mark turntable is provided in the direction of motion of linear modules, direction identifies component movement to linear modules always after greatest limit position is moved under the action of control assembly, to be returned to dead-center position；Said mechanism on the drive component of turntable by connecting linear modules; by the displacement distance of the linear component of the angular transition of turntable rotation; and mark component is set in dead-center position; during turntable back to zero; if the rotation angle of turntable be more than 360 degree when or belting machine because disorderly closedown, suddenly have a power failure situations such as need to restart when be not in back to zero nearby situation; ensure that turntable negative direction rotates identical angle rotary to initial zero, ensure that belting machine works can continuity.

Description

A kind of return-to-zero mechanism of the automatic belting machine of numerical control

Technical field

The utility model is related to belting machine structure-design technique fields, and in particular to a kind of back to zero of the automatic belting machine of numerical control Mechanism.

Background technology

With social progress and development in science and technology, appliance field also increasingly increases the demand of coil, the structure of coil Because using increasingly complexity, coil is needed to wind one layer of insulating tape, Chinese patent literature in subsequent use CN203205248U discloses a kind of grip device for being exclusively used in coil taping machine, and rotating mechanism includes turntable, for driving The electric rotating machine and reduction gear box of turntable, the turntable of rotating mechanism can be realized according to the order of system at initial zero point into The rotation of row certain angle wound around coil, negative direction, which rotates, after the completion of winding is turned back to initial zero point to carry out next coil Winding；But it has a defect that, under normal operating conditions, turntable can only carry out the rotation no more than 360 degree, if greatly In 360 degree, turntable can not negative direction rotate the angle identical with positive rotation and return to initial zero, rotation passes through initial zero just Meeting stop motion, acquiescence have reached initial zero；During no more than 360 degree rotations of turntable, if belting machine is in back to zero Occur to have a power failure in the process, equipment fault situations such as it is out of service, after restarting of fixing a breakdown, rotating mechanism can be from initial zero The smaller direction of point angle is turned back to initial zero nearby, and when even shutting down, rotating mechanism rotates in 360 degree of revolution distance The angle crossed is less than 180 degree, after restarting, can reach zero point, so meeting from route of the dock through being rotated through before shutdown So that the circuit winding inside belting machine is tightened or even twisted into two parts.

Utility model content

Therefore, the technical problems to be solved in the utility model be to overcome in the prior art rotating mechanism shut down simultaneously unexpected It the defects of occurring accurately be turned back to initial zero according to original direction of rotation during restarting, is set so as to provide one kind Meter is reasonable, even if rotating mechanism is made to remain to turn round exactly according to original direction of rotation after shutting down and restarting suddenly To the return-to-zero mechanism of the automatic belting machine of numerical control of initial zero.

A kind of return-to-zero mechanism of the automatic belting machine of numerical control, including pedestal, the turntable being arranged on the pedestal and driving institute The drive component that turntable is rotated in the forward direction and reversely rotated is stated, the driving component is connected with one and turns the rotary motion of the turntable The linear modules of linear motion are turned to, the dead-center position for identifying the turntable is provided in the direction of motion of the linear modules Mark component, the linear modules are under the action of control assembly always towards the mark after greatest limit position is moved to Component movement is known, to be returned to the dead-center position.

Preferably, the linear modules include a screw and the slide being slidably arranged on the screw, the mark group Part is set close to one end of the slide.

Preferably, the mark component includes the first inductor, and one end of the slide is provided with and can be felt by described first Answer device identify sensing chip, with after the control assembly receives inductive signal under the action of the control assembly to described Dead-center position moves.

Preferably, the mark component further includes to limit the second inductor that the turntable rotates in the forward direction maximum angle With for limiting the 3rd inductor that the turntable reversely rotates maximum angle, second inductor and the 3rd inductor set up separately In the both sides of first inductor.

Preferably, the driving component includes driving the motor of the turntable rotation and subtract with the worm gear that the turntable is connected Fast device and the worm screw being connected on the worm reducer.

Preferably, one is provided between the worm screw and the linear modules to pass the rotary motion of the driving component Pass the transmission component of the linear modules.

Preferably, the transmission component includes the driving wheel being arranged on the worm screw and by conveyer belt and the active The driven wheel of connection is taken turns, one end of the linear modules is connected with the driven wheel.

Preferably, being both provided on first inductor, the second inductor and the 3rd inductor allows the slide The fluting that one end is passed through in linear motion.

Preferably, the linear velocity ratio of the linear velocity of the worm reducer and the worm screw is 1：60.

Preferably, the screw is fixed on by being arranged at the screw rodb base at the screw both ends on the pedestal.

Technical solutions of the utility model have the following advantages that：

The return-to-zero mechanism of the automatic belting machine of numerical control provided by the utility model, drive component are connected with one by the rotation of turntable Conversion of motion is the linear modules of linear motion, and the dead-center position of mark turntable is provided in the direction of motion of linear modules Component is identified, linear modules are under the action of control assembly always towards mark component fortune after greatest limit position is moved to It is dynamic, to be returned to dead-center position；Said mechanism is relatively initial by turntable by connecting linear modules on the drive component of turntable The displacement distance for the linear component relative zero position of angular transition that zero point rotates through, and mark group is set in dead-center position Part, during turntable back to zero, if the rotation angle of turntable is more than 360 degree or belting machine failure and causes to shut down, dash forward Situations such as so having a power failure is not in the situation of back to zero nearby when needing to restart, linear modules under the action of control assembly always to Mark component, i.e. dead-center position moves, and so as to which turntable be driven to be moved always towards the direction of initial zero, ensure that belting machine Work can continuity, delay service life.

2. the return-to-zero mechanism of the automatic belting machine of numerical control provided by the utility model, linear modules include a screw and slip is set The slide on screw is put, mark component is set close to one end of slide；In said structure by by turntable rotate in the forward direction and Back and forth movement of the slide using dead-center position as origin on screw is converted to, so as to which the radian of turntable rotation be converted The length slided into slide on screw, and then realize the convert rotational motion of turntable into the linear movement of slide, therefore just In by regulating and controlling distance that slide moves on screw and control to turntable rotation angle and direction is realized in direction.

3. the return-to-zero mechanism of the automatic belting machine of numerical control provided by the utility model, mark component includes the first inductor, sliding Seat one end be provided with can by the first inductor identify sensing chip, with after control assembly receives inductive signal in control group It is moved under the action of part to dead-center position；It is realized in said structure by the first inductor with the sensing chip for being arranged at slide to zero The mark of point position, makes the inductive signal that control assembly obtains accurately and timely, so as to be precisely controlled the direction of motion of slide.

4. the return-to-zero mechanism of the automatic belting machine of numerical control provided by the utility model, mark component further includes to limit turntable Rotate in the forward direction the second inductor of maximum angle and for limiting the 3rd inductor that turntable reversely rotates maximum angle, the second sense Device and the 3rd inductor is answered to set up separately in the both sides of the first inductor；This structure passes through the second inductor and the 3rd inductor and sense Answer the sensing of piece and signal passed into control assembly so that control assembly can control turntable maximum forward rotation angle and Angle is reversely rotated, meets the process requirements of belting machine.

Description of the drawings

It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution of the prior art Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it describes below In attached drawing be the utility model some embodiments, for those of ordinary skill in the art, do not paying creativeness On the premise of work, other attached drawings are can also be obtained according to these attached drawings.

Fig. 1 is the structural scheme of mechanism of return-to-zero mechanism provided by the utility model；

Reference sign：1- pedestals, 2- worm reducers, 3- turntables, 4- motors, 5- worm screws, 6- screws, 7- is actively Wheel, 8- driven wheels, 9- conveyer belts, 10- slides, 11- sensing chips, the first inductors of 12-, 13- second limit inductor, 14- the 3rd Limit inductor, 15- screw rodb bases.

Specific embodiment

The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is the utility model part of the embodiment, instead of all the embodiments.Based on the embodiment in the utility model, sheet Field those of ordinary skill all other embodiments obtained without making creative work, belong to this practicality Novel protected scope.

, it is necessary to explanation in the description of the utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular Directly ", the orientation of the instructions such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only The utility model must have specific with the device or element for simplifying description rather than instruction or hint meaning for ease of description Orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.In addition, term " the One ", " second ", " the 3rd " are only used for description purpose, and it is not intended that instruction or hint relative importance.

, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in the description of the utility model Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally Connection；Can be mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary, It can be the connection inside two elements.For the ordinary skill in the art, can above-mentioned art be understood with concrete condition Concrete meaning of the language in the utility model.

In addition, as long as technical characteristic involved in the utility model different embodiments disclosed below is each other Not forming conflict can be combined with each other.

Embodiment

As shown in Figure 1, the return-to-zero mechanism of the automatic belting machine of numerical control include pedestal 1, the turntable 3 being arranged on the pedestal 1, With the drive component that the turntable 3 is driven to rotate in the forward direction and reversely rotate, the driving component is connected with one by the turntable 3 Convert rotational motion is the linear modules of linear motion, and the mark turntable is provided in the direction of motion of the linear modules The mark component of 3 dead-center position, the linear modules begin under the action of control assembly after greatest limit position is moved to All morning to the mark component movement, to be returned to the dead-center position.

Said mechanism in the driving component of the turntable 3 by connecting the linear modules, by 3 phase of turntable The displacement distance of the relatively described dead-center position of the linear modules is converted into initial zero rotation over angle, and in the zero point Position sets the mark component, during 3 back to zero of turntable, if the rotation angle of the turntable 3 is more than 360 degree Or belting machine because disorderly closedown, have a power failure suddenly situations such as need to restart when be not in back to zero nearby situation, it is described linear Component is under the action of the control assembly always towards the mark component, i.e., described dead-center position movement, so as to drive Turntable 3 is stated to move towards the direction of the initial zero always, ensure that belting machine work can continuity, extending makes Use the service life.

Further, the linear modules include a screw 6 and the slide 10 being slidably arranged on the screw 6, the mark Know component to set close to one end of the slide 10；In the present embodiment, 10 hole of slide, the cunning are offered on the slide 10 Seat 10 is set in by 10 hole of slide on the screw 6.The mark component is set close to one end of the slide 10, On the premise of not influencing normal slip of the slide 10 on the screw 6, convenient for the slide 10 to the mark component Identification.Further, the screw 6 is fixed on by being arranged at the screw 6 at 6 both ends of screw on the pedestal 1.At this In embodiment, there are two the screws 6, sets up separately in two ends of the screw 6, by the screw 6 and the pedestal 1 Fixation.In said structure by by the turntable 3 rotate in the forward direction and reverse rotation is converted to the slide 10 described Using the dead-center position as the back and forth movement of origin on screw 6, so as to which the radian that the turntable 3 rotates is changed into the slide 10 length slided on the screw 6, and then realize the convert rotational motion of the turntable 3 into the linear of the slide 10 It is mobile, therefore convenient for being revolved by regulating and controlling distance that the slide 10 move on the screw 6 and direction realization to the turntable 3 Gyration and the control in direction.

Further, the mark component includes the first inductor 12, and one end of the slide 10 is provided with can be by described the The sensing chip 11 of one inductor 12 identification, with the effect in the control assembly after the control assembly receives inductive signal It is lower to be moved to the dead-center position；The distance of first inductor 12 and sensing chip 11 is with the slide 10 apart from described first Inductor 12, which remains to receive the inductive signal that first inductor 12 is sent when farthest, to be limited.Certainly, first sensing The position of device 12 and sensing chip 11 can exchange.By first inductor 12 and being arranged at the slide 10 in said structure The sensing chip 11 realize mark to the dead-center position, make the inductive signal that the control assembly obtains accurately and timely.

Further, the mark component further includes to limit the second sensing that the turntable 3 rotates in the forward direction maximum angle Device 13 and the 3rd inductor 14 for limiting the reverse rotation of turntable 3 maximum angle, second inductor 13 and the 3rd Inductor 14 sets up separately in the both sides of first inductor 12；First inductor 12, the second inductor 13 and the 3rd sensing Device 14 is infrared inductor along the axial linearly arrangement parallel to the screw 6；Wherein, second sensing is set The reason for device 13 and the 3rd inductor 14, is, no matter the turntable 3 is rotated in the forward direction or reversely rotated, to be likely in inertia The initial zero is crossed under effect, it is therefore desirable to which the extreme position of rotation is defined.This structure passes through described second Signal is simultaneously passed to the control assembly by the sensing of 13 and the 3rd inductor 14 of inductor and the sensing chip 11 so that institute The maximum forward rotation angle of the turntable 3 can be controlled and reversely rotate angle by stating control assembly, meet adding for the belting machine Work demand.

Further, the driving component includes the motor 4 that the turntable 3 is driven to rotate and the snail being connected with the turntable 3 Wheel decelerator 2 and the worm screw 5 being connected on the worm reducer 2；The motor 4 is mounted on the one side of the turntable 3, driving The turntable rotates, and the worm reducer 2 is mounted on the lower section of the turntable 3, and the rotating speed of the turntable 3 is adjusted, The worm screw 5 is mounted on opposite side opposite with the motor 4 on the worm reducer 2, and the rotating speed of the turntable 3 is defeated Go out.

Further, one is provided between the worm screw 5 and the linear modules by the rotary motion of the driving component Pass to the transmission component of the linear modules；Specifically, the transmission component includes the driving wheel being arranged on the worm screw 5 7 and the driven wheel 8 that is connected by conveyer belt 9 with the driving wheel 7, one end of the linear modules be connected with the driven wheel 8, One end of i.e. described screw 6 connects with 8 axis of driven wheel.Above-mentioned transmission component is by the driving wheel 7, driven wheel 8 and by two The conveyer belt 9 of person's connection is transferred to the torque of the driving component on the linear modules so that the turntable 3 and the silk Bar 6 is associated with slide 10；It should be noted that the transmission component that the driving wheel 7, driven wheel 8 and conveyer belt 9 form is only It is the preferred embodiment of the present embodiment, can also saves in other embodiments, i.e., directly connects the screw 6 and the worm screw 5 It connects, realizes that the turntable 3 arrives the transmission of the linear modules torque.

Further, it is both provided on first inductor 12, the second inductor 13 and the 3rd inductor 14 described in permission The fluting that one end of slide 10 is passed through in linear motion；One end corresponding shaping of the slide 10 has and the slotted engagement The mounting portion of the sensing chip 11, the mounting portion can extend outward a structure of right angle tyoe shape by one end of the slide 10 Into the vertical edge of the structure of right angle tyoe is just passed through the fluting in sliding process, also can be direct by the sensing chip 11 It is mounted on the slide 10 and forms similar structures；This structure can make the slide 10 for being provided with sensing chip 11 that can wear during exercise First inductor 12, the second inductor 13 and the 3rd inductor 14 are crossed, it is impregnable in the rotation for ensureing the turntable 3 While rotation, the accurate and timely of the mark component sensing is also ensured.Further, the linear speed of the worm reducer 2 Degree and the linear velocity ratio of the worm screw 5 are 1：60；It should be noted that this is preferred embodiment provided in this embodiment, it is real With new people according to being practical experience and the more excellent scheme that draws of operation, in other embodiments, also can according to actual conditions and It needs to select other linear velocity ratios, such as 1:90.

The operation principle of the zero resetting device of the automatic belting machine of numerical control is as follows：

The control assembly, which sends order, starts the motor 4, and the motor 4 drives the worm reducer 2 to rotate, The worm reducer 2 drives 3 positive direction of turntable to rotate, while the worm reducer 2 is also by the rotating speed of the turntable 3 The worm screw 5 is output to, the driving wheel 7 being connected with the worm screw 5 receives the rotating speed of the turntable 3, and passes through described The rotating speed of the turntable 3 is passed to the driven wheel 8 by conveyer belt 9, and the screw 6 connect with 8 axis of driven wheel is described It is rotated under the drive of driven wheel 8 by the rotating speed passed over, the slide 10 on the screw 6 leaves the zero point position It puts to second inductor 14 and carries out positive direction movement, after 3 positive direction of turntable rotates predetermined angle, belting machine completes bag Band, the control component, which sends order, makes the turntable carry out back to zero, and 3 negative direction of the turntable rotation is at this point, the slide 10 is pressed It the kind of drive for driving the 10 positive direction mobile phase of slide same with 3 positive direction of turntable rotation and also begins to negative direction shifting It is dynamic, until the sensing chip 11 on the slide 10 reaches first inductor 12 of the dead-center position, make described the After inductive signal is passed to the control assembly by one inductor 12, the control assembly can just judge that the turntable 3 is turned back to Initial zero.

If the 3 positive direction rotation angle of turntable is more than 360 degree, during back to zero, the turntable 3 is in process initial zero Misidentification initial zero situation will not occur, until 10 negative direction of slide moves to reach the dead-center position, first sense Device 12 is answered to sense the sensing chip 11 on the slide 10, inductive signal is passed to the control by first inductor 12 Component processed, the control assembly receive inductive signal and judge the 3 correct back to zero of turntable, and so described turntable 3 is just really zeroed It completes；If during back to zero, the belting machine failure or the suddenly situations such as power failure then restart the belting machine Afterwards, the control assembly sends the order that the turntable 3 is made to continue negative direction rotation, and the slide 10 is driven to also continue to negative direction The dead-center position is moved close to, until first inductor 12 senses the sensing chip 11, so as to fulfill the band The accurate back to zero of machine.

Obviously, the above embodiments are merely examples for clarifying the description, and is not intended to limit the embodiments.It is right For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or It changes.There is no necessity and possibility to exhaust all the enbodiments.And the obvious variation thus extended out or Among changing still in the protection domain of the invention.

Claims (10)

1. a kind of return-to-zero mechanism of the automatic belting machine of numerical control, including pedestal (1), the turntable (3) being arranged on the pedestal (1), With the drive component that the turntable (3) is driven to rotate in the forward direction and reversely rotate, which is characterized in that the driving component is connected with one It is the linear modules of linear motion by the convert rotational motion of the turntable (3), is set in the direction of motion of the linear modules The mark component for the dead-center position for identifying the turntable is equipped with, the linear modules are moving to most under the action of control assembly Always towards the mark component movement after big extreme position, to be returned to the dead-center position.

2. the return-to-zero mechanism of the automatic belting machine of numerical control according to claim 1, which is characterized in that the linear modules include One screw (6) and the slide (10) being slidably arranged on the screw (6), the mark component is close to the one of the slide (10) End is set.

3. the return-to-zero mechanism of the automatic belting machine of numerical control according to claim 2, which is characterized in that the mark component includes First inductor (12), one end of the slide (10) are provided with the sensing chip that can be identified by first inductor (12) (11), with after the control assembly receives inductive signal under the action of the control assembly to the dead-center position transport It is dynamic.

4. the return-to-zero mechanism of the automatic belting machine of numerical control according to claim 3, which is characterized in that the mark component also wraps It includes to limit the turntable (3) and rotates in the forward direction the second inductor (13) of maximum angle and anti-for limiting the turntable (3) To the 3rd inductor (14) for being rotated up to angle, second inductor (13) and the 3rd inductor (14) set up separately described The both sides of one inductor (12).

5. the return-to-zero mechanism of the automatic belting machine of numerical control according to any one of claim 1-4, which is characterized in that the drive Dynamic component includes the worm reducer (2) for driving the motor (4) of turntable (3) rotation and being connected with the turntable and is connected to Worm screw (5) on the worm reducer (2).

6. the return-to-zero mechanism of the automatic belting machine of numerical control according to claim 5, which is characterized in that in the worm screw and described A transmission component that the rotary motion of the driving component is passed to the linear modules is provided between linear modules.

7. the return-to-zero mechanism of the automatic belting machine of numerical control according to claim 6, which is characterized in that the transmission component includes The driving wheel (7) being arranged on the worm screw (5) and the driven wheel (8) being connected by conveyer belt (9) with the driving wheel (7), One end of the linear modules is connected with the driven wheel (8).

8. the return-to-zero mechanism of the automatic belting machine of numerical control according to claim 4, which is characterized in that first inductor (12), being both provided on the second inductor (13) and the 3rd inductor (14) allows one end of the slide to be worn in linear motion The fluting crossed.

9. the return-to-zero mechanism of the automatic belting machine of numerical control according to claim 7, which is characterized in that the worm reducer (2) the linear velocity ratio of linear velocity and the worm screw (5) is 1：60.

10. the return-to-zero mechanism of the automatic belting machine of numerical control according to any one of claim 2-4, which is characterized in that described Screw (6) is fixed on by being arranged at the screw rodb base (15) at the screw (6) both ends on the pedestal (1).