CN214023222U - Double-end plug actuating mechanism and heater coiling machine - Google Patents

Abstract

The utility model discloses a double-end plug actuating mechanism and heater coiling machine, wherein double-end plug actuating mechanism includes: the first driving mechanism comprises a first rotating driving mechanism, a core rod fixing mechanism and a moving mechanism capable of driving the core rod fixing mechanism to move along the axial direction of the core rod, and the core rod fixing mechanism is used for fixing the fixed end of the core rod; the second driving mechanism comprises a second rotation driving mechanism and a core rod clamping mechanism which can be driven by the second rotation driving mechanism to rotate, the core rod clamping mechanism can clamp or loosen the open end of the core rod, when the heating device works, the fixed end of the core rod is fixed on the core rod fixing mechanism, the moving mechanism drives the core rod to move and insert into the core rod clamping mechanism, the core rod clamping mechanism clamps and fixes the open end of the core rod, the first rotation driving mechanism and the second rotation driving mechanism synchronously act to realize double-head driving of the core rod, the rotation driving force of the core rod is improved, and the winding effect of the heating wire is improved.

Description

Double-end plug actuating mechanism and heater coiling machine

Technical Field

The utility model relates to a heater field of making, in particular to double-end plug actuating mechanism and heater coiling machine.

Background

The winding of the spiral heating wire is mostly performed by adopting a mechanical device for automatic winding, for example, chinese patents such as patent numbers "201920931415.9", "201820785334.8" previously applied by the applicant are developed for an automatic winding machine, the heating wire winding machine generally comprises a wire feeding mechanism and a wire winding mechanism, wherein the wire winding mechanism comprises a core rod and a driving mechanism for driving the core rod to rotate, the wire feeding mechanism feeds the heating wire to one end limited on the core rod, the heating wire is wound on the core rod by rotating the core rod, then the heating wire is cut off by the wire feeding mechanism, and the winding of the heating wire can be completed by pushing the wound heating wire out of the core rod, but in the traditional wire winding mechanism, the core rod is generally driven to rotate by adopting a single-side driving rotation mode, for the heating wire with a larger winding length, the core rod with a corresponding length or even longer length needs to be configured, and when the single-side driving is adopted, the problem of insufficient rotation driving force of the core rod easily occurs, the winding precision is poor, the winding efficiency is low, if the driving force of a single side is simply increased, the problems of deformation of the core rod and the like can be caused, and the success rate of the winding of the heating wire is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a double-end plug actuating mechanism can improve plug pivoted drive power.

The utility model also provides a heating wire coiling machine can be applicable to the coiling of longer heating wire.

According to the utility model discloses a double-end plug actuating mechanism of first aspect embodiment includes: the first driving mechanism comprises a first rotating driving mechanism, a mandrel fixing mechanism and a moving mechanism, wherein the mandrel fixing mechanism can be driven by the first rotating driving mechanism to rotate, the moving mechanism can drive the mandrel fixing mechanism to move along the axial direction of the mandrel, and the mandrel fixing mechanism is used for fixing the fixed end of the mandrel; the second driving mechanism comprises a second rotation driving mechanism and a mandrel clamping mechanism which can be driven by the second rotation driving mechanism to rotate, and the mandrel clamping mechanism can clamp or loosen the open end of the mandrel.

According to the utility model discloses double-end plug actuating mechanism has following beneficial effect at least: when the device works, the fixed end of the core rod is fixed on the core rod fixing mechanism, the moving mechanism drives the core rod to move and insert into the core rod clamping mechanism, the core rod clamping mechanism clamps and fixes the open end of the core rod, the first rotary driving mechanism and the second rotary driving mechanism synchronously act to realize double-head driving of the core rod, the driving force of the rotation of the core rod is improved, and the effect of winding the heating wire is improved.

In some embodiments of the present invention, the second driving mechanism includes an offset mechanism capable of driving the mandrel clamping mechanism to be offset from the open end of the mandrel, so as to give way to the axial direction of the open end side of the mandrel, which is convenient.

In some embodiments of the present invention, the mandrel clamping device further includes a mounting frame, the first driving mechanism includes a sliding table slidably disposed on the mounting frame, the first rotary driving mechanism is fixedly mounted on the sliding table, the mandrel fixing mechanism is connected to the first rotary driving mechanism, and the moving mechanism can drive the sliding table to move along the axial direction of the mandrel, so as to drive the mandrel fixing mechanism and the first rotary driving mechanism to move along the axial direction of the mandrel, so as to insert the mandrel into the mandrel clamping device or extract the mandrel from the mandrel clamping device.

In some embodiments of the present invention, the first rotation driving mechanism may also be fixedly installed on the mounting frame, the mandrel fixing mechanism is fixed on the sliding table, the mandrel fixing mechanism and the first rotation driving mechanism are connected by a coupling capable of axial displacement, and the moving mechanism may drive the mandrel fixing mechanism to move along the axial direction of the mandrel, so as to insert or extract the mandrel into or from the mandrel clamping mechanism.

In some embodiments of the utility model, the moving mechanism includes push mechanism, push mechanism fixes setting up on the mounting bracket and can promote the slip table to be close to the removal of plug fixture, be provided with elasticity resetting means between slip table and the mounting bracket, elasticity resetting means can provide the elastic force who keeps away from plug fixture for the slip table, when needs insert the plug to plug fixture, promote the slip table through push mechanism and be close to the removal of plug fixture, behind the open end that plug fixture presss from both sides tight plug, push mechanism moves back, and simultaneously, elasticity resetting means produces the elastic force who keeps away from plug fixture to the slip table, thereby taut plug and be difficult for breaking the plug, can improve the effect of coiling, and when the open end of plug is loosened to plug fixture, can pull out the plug automatically, the mechanism is reasonable reliable.

The utility model discloses an in some embodiments, push mechanism is the propelling movement cylinder, and fixed mounting has the cylinder mount pad that is used for fixed propelling movement cylinder on the mounting bracket, can realize the propelling movement to the slip table through the piston rod of propelling movement cylinder.

The utility model discloses an in some embodiments, the fixed guide post that is provided with on cylinder mount pad or the mounting bracket, be provided with on the slip table with guide post sliding fit's slip hole to realize the slip setting of slip table, the piston rod of propelling movement cylinder can the roof pressure to the slip table on, elasticity resetting means establishes the reset spring on the guide post for the cover, and reset spring is located between slip table and the mounting bracket, thereby produces the elastic force who keeps away from plug fixture to the slip table.

The relative disposition of cylinder mount pad and propelling movement cylinder is two sets ofly, distributes in slip table both sides to stability is improved.

In some embodiments of the present invention, the mandrel fixing mechanism is a clamping jaw device capable of clamping a fixed end of the mandrel, and the unlocking can be performed manually or automatically.

In some embodiments of the utility model, still include the mounting bracket, the second actuating mechanism includes the mount table of fixed mounting to the mounting bracket, it is provided with the elevating platform to slide on the mount table, the skew mechanism can drive the elevating platform to go up and down to move, second rotation actuating mechanism and plug fixture set up on the elevating platform, the elevating platform can move to make plug fixture correspond with the open end of plug, conveniently carry out plug-in connection, or move to make plug fixture dodge the axial direction of plug, in order to send out the heater that has convoluteed.

In some embodiments of the utility model, the plug fixture includes sleeve and holding head, elevating platform or mount table are provided with holding head actuating mechanism, the sleeve rotates to set up on the elevating platform and its inside hole that is provided with, the holding head slides and sets up in the hole, hole one end is the bevel connection structure, the holding head is elastic clamping jaw and the outside be provided with the bevel connection structure bulldoze the complex slant and bulldoze the structure with the hole, holding head actuating mechanism can drive the holding head and remove for the sleeve, in order to press from both sides tightly or loosen the plug that is located the holding head through the cooperation of slant bulldoze structure and bevel connection structure, the second rotates actuating mechanism can drive sleeve and/or holding head rotation, thereby realize the centre gripping or loosening to the open end of plug, and realize the rotation drive of the open end of plug.

The clamping head is provided with a cross-shaped split groove to form a four-petal clamping part capable of locally deforming, the middle part of the clamping head is provided with a clamping hole for inserting the end part of the core rod, the oblique pushing structure is positioned on the outer side of the clamping part, and when pushed by the oblique opening structure, the clamping part is bent inwards to deform to narrow the clamping hole, so that the effect of clamping the core rod is achieved.

In some embodiments of the present invention, the end face of the clamping head is provided with a positioning pin capable of being used for positioning the heating wire, and the heating wire can be positioned between the positioning pin and the core rod, so that the heating wire is automatically wound on the core rod when the core rod rotates.

In some embodiments of the present invention, the clamping head driving mechanism is a pushing cylinder disposed on the mounting platform, a piston rod of the pushing cylinder can be pushed to the clamping head to drive the inclined pushing structure to separate from the bevel structure, an elastic device is disposed between the clamping head and the sleeve, the elastic device can elastically push the clamping head and the sleeve to approach each other so as to press the inclined pushing structure and the bevel structure against each other, during operation, the pushing cylinder pushes the clamping head to move away from the sleeve, make the holding head open, make things convenient for the tip of plug to insert, the tip of plug inserts the back, bulldozes the piston rod that the cylinder moved backward, and the holding head can produce the elastic force that makes its orientation be close to telescopic direction and remove to the holding head, makes the slant bulldoze the structure and extrudees each other with the bevel connection structure, can press from both sides tight plug through the holding head, and the mechanism is reliable and stable, and is difficult for pressing from both sides the plug and warp.

In some embodiments of the present invention, the elastic device is a compression spring disposed between the clamping head and the sleeve, and the elastic device is configured to push the clamping head in a reverse direction through the compression spring.

The compression spring is positioned in the inner hole and sleeved on the clamping head, one end of the compression spring is propped against the step position of the inner hole, and the other end of the compression spring is propped against the tail end of the clamping head, so that elastic force for enabling the clamping head to move reversely is generated.

In some embodiments of the present invention, the second rotational driving mechanism is connected to the sleeve through a synchronous belt transmission mechanism, so as to realize the rotational driving of the sleeve.

The utility model discloses an in some embodiments, skew mechanism includes skew cylinder mechanism, and skew cylinder mechanism fixes on the mount table, and the piston rod of skew cylinder mechanism is connected to the elevating platform to drive the elevating platform lift removal.

The utility model discloses an in some embodiments, still include middle part positioning mechanism, middle part positioning mechanism can fix a position the plug that is located between first actuating mechanism and the second actuating mechanism to reduce the deformation of plug, improve the effect that the heater was around establishing.

The utility model discloses an in some embodiments, still include the mounting bracket, middle part positioning mechanism is including setting up the link on the mounting bracket and a plurality of tong of setting on the link, and the link extends along the length direction of plug, is provided with two sets of pivoted clamping fingers relatively on the tong, sets up the concave position that corresponds with the plug on the clamping finger, and when the clamping finger closed, can fix a position the plug and do not obstruct its rotation through concave position, when the wire winding or push away the material and need dodge, open the clamping finger can.

According to the utility model discloses a heater coiling machine of second aspect embodiment, include the utility model discloses the double-end plug actuating mechanism of any embodiment of above-mentioned first aspect reaches send line mechanism.

According to the utility model discloses heater coiling machine has following beneficial effect at least: by adopting the double-head driving core rod, the quality of the heating wire winding can be improved, and the heating wire winding machine can be suitable for winding longer heating wires.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural view of a heater winding machine according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a double-headed mandrel driving mechanism according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a first driving mechanism according to an embodiment of the present invention;

fig. 4 is a top view of a first drive mechanism according to an embodiment of the present invention;

fig. 5 is an exploded view of a first drive mechanism according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a second driving mechanism according to an embodiment of the present invention;

fig. 7 is a schematic cross-sectional view of a second drive mechanism according to an embodiment of the present invention;

FIG. 8 is a schematic structural diagram of a clamping head according to an embodiment of the present invention;

fig. 9 is a partially enlarged schematic view of a portion a in fig. 2.

Reference numerals:

the mandrel positioning device comprises a first driving mechanism 100, a first rotating driving mechanism 110, a mandrel fixing mechanism 120, a moving mechanism 130, a sliding table 140, a return spring 150, a cylinder mounting seat 131, a guide column 132 and a pushing cylinder 133;

a second driving mechanism 200, a second rotation driving mechanism 210, a mandrel clamping mechanism 220, an offset cylinder mechanism 231, an installation table 201, a lifting table 202, a sleeve 221, a clamping head 222, a clamping hole 222a, a clamping part 222b, an inner hole 223, an oblique pressing mechanism 224, a pressing cylinder 225, a compression spring 226 and a positioning pin 227;

the middle positioning mechanism 300, the connecting frame 310, the clamping hands 320 and the clamping fingers 321;

core rod 900, fixed end 901, open end 902, mounting bracket 910, send line mechanism 920.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, if there are first and second descriptions for distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

As shown in fig. 2, the double-headed mandrel driving mechanism according to the embodiment of the present invention includes: the mandrel fixing device comprises a first driving mechanism 100 and a second driving mechanism 200, wherein the first driving mechanism 100 comprises a first rotating driving mechanism 110, a mandrel fixing mechanism 120 which can be driven by the first rotating driving mechanism 110 to rotate, and a moving mechanism 130 which can drive the mandrel fixing mechanism 120 to move along the axial direction of a mandrel 900, and the mandrel fixing mechanism 120 is used for fixing a fixed end 901 of the mandrel 900; the second driving mechanism 200 includes a second rotation driving mechanism 210, and a mandrel clamping mechanism 220 capable of being driven by the second rotation driving mechanism 210 to rotate, wherein the mandrel clamping mechanism 220 is capable of clamping or releasing the open end 902 of the mandrel 900.

When the device works, the fixed end 901 of the core rod 900 is fixed on the core rod fixing mechanism 120, the moving mechanism 130 drives the core rod 900 to move and insert into the core rod clamping mechanism 220, the core rod clamping mechanism 220 clamps and fixes the open end 902 of the core rod 900, and the first rotation driving mechanism 110 and the second rotation driving mechanism 210 synchronously act to realize double-head driving of the core rod, so that the driving force of core rod rotation is improved, and the effect of heating wire winding is improved.

Specifically, after the heating wire is wound, the core rod clamping mechanism 220 releases the core rod 900, and the core rod 900 exits from the core rod clamping mechanism 220, so that the open end 902 of the core rod 900 is not blocked, and the wound heating wire is conveniently sent out.

In some embodiments of the present invention, the second driving mechanism 200 includes an offset mechanism capable of driving the mandrel clamping mechanism 220 to be offset from the open end 902 of the mandrel 900, so as to allow for an axial direction of the open end 902 side of the mandrel 900, which is convenient.

As shown in fig. 3, 4 and 5, in some embodiments of the present invention, the present invention further includes a mounting frame 910, the first driving mechanism 100 includes a sliding table 140 slidably disposed on the mounting frame 910, the first rotary driving mechanism 110 is fixedly mounted on the sliding table 140, the mandrel fixing mechanism 120 is connected to the first rotary driving mechanism 110, and the moving mechanism 130 can drive the sliding table 140 to move along the axial direction of the mandrel 900, so as to drive the mandrel fixing mechanism 120 and the first rotary driving mechanism 110 to move along the axial direction of the mandrel 900, so as to insert the mandrel 900 into the mandrel clamping mechanism 220 or extract the mandrel 900 from the mandrel clamping mechanism 220.

It is contemplated that, in some embodiments of the present invention, the first rotary driving mechanism 110 may also be fixedly installed on the mounting frame 910, the mandrel fixing mechanism 120 is fixed on the sliding table 140, the mandrel fixing mechanism 120 and the first rotary driving mechanism 110 are connected by a coupling capable of axial displacement, and the moving mechanism 130 may drive the mandrel fixing mechanism 120 to move along the axial direction of the mandrel 900, so as to insert or extract the mandrel 900 into or out of the mandrel clamping mechanism 220.

Specifically, the first rotation driving mechanism 110 is a motor mechanism, which may be a servo motor, a stepping motor, or the like, and can perform a synchronous action with the second rotation driving mechanism 210, and the motor mechanism is connected to the mandrel fixing mechanism 120 through a coupling.

As shown in fig. 3, 4 and 5, in some embodiments of the present invention, the moving mechanism 130 includes a pushing mechanism, the pushing mechanism is fixedly disposed on the mounting frame 910 and can push the sliding table 140 to move close to the mandrel clamping mechanism 220, an elastic resetting device is disposed between the sliding table 140 and the mounting frame 910, the elastic resetting device can provide an elastic force away from the mandrel clamping mechanism 220 for the sliding table 140, when the mandrel 900 needs to be inserted into the mandrel clamping mechanism 220, the sliding table 140 is pushed by the pushing mechanism to move close to the mandrel clamping mechanism 220, after the mandrel clamping mechanism 220 clamps the open end 902 of the mandrel 900, the pushing mechanism is moved backwards, and at the same time, the elastic resetting device generates an elastic force away from the mandrel clamping mechanism 220 for the sliding table 140, thereby tensioning the mandrel 900 and not easily breaking the mandrel, the effect of winding can be improved, and when the mandrel clamping mechanism 220 loosens the open end 902 of the mandrel 900, the core rod 900 can be automatically pulled out, and the mechanism is reasonable and reliable.

Of course, in the specific implementation process, the moving mechanism 130 may also be a reciprocating driving mechanism, such as a cylinder, a screw rod mechanism, etc., which are directly connected to directly drive the sliding table 140 to reciprocate, thereby realizing the plugging and unplugging action.

As shown in fig. 5, in some embodiments of the present invention, the pushing mechanism is a pushing cylinder 133, a cylinder mounting seat 131 for fixing the pushing cylinder 133 is fixedly mounted on the mounting frame 910, and a piston rod passing through the pushing cylinder 133 can push the sliding table 140.

Of course, in the specific implementation process, the pushing mechanism may also be a screw rod mechanism, an electric push rod mechanism, or the like.

As shown in fig. 4 and 5, in some embodiments of the present invention, the guide post 132 is fixedly disposed on the cylinder mounting seat 131 or the mounting frame 910, the sliding table 140 is provided with a sliding hole slidably engaged with the guide post 132, so as to realize the sliding setting of the sliding table 140, the piston rod of the pushing cylinder 133 can be pressed against the sliding table 140, the elastic resetting device is a resetting spring 150 sleeved on the guide post 132, the resetting spring 150 is located between the sliding table 140 and the mounting frame 910, so as to generate an elastic force for the sliding table 140 to keep away from the mandrel clamping mechanism 220.

Specifically, the cylinder mount 131 and the push cylinder 133 are disposed oppositely, and are distributed on two sides of the sliding table 140, so as to improve stability.

Of course, in the specific implementation process, the elastic resetting device can also be an elastic lacing wire and the like, and is not described in detail herein.

In some embodiments of the present invention, the mandrel fixing mechanism 120 is a clamping jaw device capable of clamping the fixed end 901 of the mandrel 900, and can be unlocked manually or automatically.

Specifically, the clamping jaw device is a common mechanical chuck, and can have a good clamping effect on a circular core rod, and certainly, in a specific implementation process, the core rod fixing mechanism 120 can also be a clamping mechanism for clamping a pneumatic finger and an electric finger lamp by using bidirectional relative movement, which is not described in detail herein.

As shown in fig. 2, fig. 6, and fig. 7, in some embodiments of the present invention, the present invention further includes a mounting frame 910, the second driving mechanism 200 includes a mounting platform 201 fixedly mounted on the mounting frame 910, the mounting platform 201 is provided with an elevating platform 202 in a sliding manner, the offset mechanism can drive the elevating platform 202 to move up and down, the second rotation driving mechanism 210 and the mandrel clamping mechanism 220 are disposed on the elevating platform 202, the elevating platform 202 can move to make the mandrel clamping mechanism 220 correspond to the open end 902 of the mandrel 900, so as to facilitate the insertion connection, or move to an axial direction in which the mandrel clamping mechanism 220 avoids the mandrel 900, so as to conveniently send out the coiled heater.

Of course, in the specific implementation process, the shifting mechanism may also be a lateral shifting mechanism, and the second rotation driving mechanism 210 and the mandrel clamping mechanism 220 are driven to move laterally to achieve the avoiding effect.

As shown in fig. 7 and 8, in some embodiments of the present invention, the mandrel clamping mechanism 220 includes a sleeve 221 and a clamping head 222, the lifting platform 202 or the mounting platform 201 is provided with a clamping head driving mechanism, the sleeve 221 is rotatably disposed on the lifting platform 202 and is internally provided with an inner hole 223, the clamping head 222 is slidably disposed in the inner hole 223, one end of the inner hole 223 is of a bevel structure, the clamping head 222 is an elastic clamping jaw and is externally provided with a slant pushing structure 224 in pushing fit with the bevel structure of the inner hole 223, the clamping head driving mechanism can drive the clamping head 222 to move relative to the sleeve 221, to clamp or unclamp the mandrel 900 positioned within the gripping head 222 by the mating of the diagonal pushing structure 224 and the miter structure, the second rotary drive mechanism 210 can drive the sleeve 221 and/or the gripping head 222 to rotate, thereby effecting clamping or unclamping of the open end 902 of the mandrel 900 and effecting rotational driving of the open end 902 of the mandrel 900.

Of course, in an implementation, the mandrel clamping mechanism 220 may also be an electric gripper or a pneumatic gripper, which will not be described in detail herein.

Specifically, as shown in fig. 8, the clamping head 222 is provided with a cross-shaped split groove to form four clamping portions 222b capable of being partially deformed, the middle portion of the clamping head 222 is provided with a clamping hole 222a into which the end portion of the mandrel 900 can be inserted, the inclined pushing structure 224 is located outside the clamping portion 222b, and when being pushed by the bevel structure, the clamping portion 222b is bent and deformed inward to narrow the clamping hole 222a, so that the effect of clamping the mandrel 900 is achieved.

Of course, in the implementation process, the splitting groove may be configured to be of a three-prong type, a five-prong type, etc. to form a three-lobed or five-lobed clamping portion, which will not be described in detail herein.

As shown in fig. 8, in some embodiments of the present invention, the end face of the clamping head 222 is provided with a positioning pin 227 that can be used to position the heater, and the heater can be positioned between the positioning pin 227 and the mandrel 900, such that the heater automatically winds around the mandrel 900 when the mandrel 900 rotates.

Specifically, the positioning pin 227 is provided with a concave position corresponding to the heating wire, so as to improve the reliability of positioning.

Of course, in the implementation process, an elastic clip, a mechanical clip, or the like may be used to hold the heating wire, which will not be described in detail herein.

As shown in fig. 7, in some embodiments of the present invention, the clamping head driving mechanism is a pressing cylinder 225 disposed on the mounting platform 201, a piston rod of the pressing cylinder 225 can be pressed against the clamping head 222 to drive the slant pressing structure 224 to separate from the bevel structure, an elastic device is disposed between the clamping head 222 and the sleeve 221, the elastic device can elastically press the clamping head 222 and the sleeve 221 to approach each other so as to press the slant pressing structure 224 and the bevel structure against each other, in operation, the pressing cylinder 225 pushes the clamping head 222 to move away from the sleeve 221 so as to open the clamping head 222, thereby facilitating the insertion of the end of the mandrel 900, after the end of the mandrel 900 is inserted, the piston rod of the pressing cylinder 225 moves backwards, the clamping head 222 can generate an elastic force to the clamping head 222 to move towards the direction close to the sleeve 221, so that the slant pressing structure 224 and the bevel structure press against each other, that the mandrel 900 can be clamped by the clamping head 222, the mechanism is stable and reliable, and is not easy to clamp the core rod to deform.

It can be imagined that in some embodiments of the utility model, the clamping head actuating mechanism can also be reciprocating actuating mechanism, clamping head 222 and cylinder, screw rod mechanism etc. lug connection, and the lug drive clamping head 222 carries out reciprocating motion to the realization presss from both sides tightly and loosens the action.

Of course, in the implementation process, the pushing cylinder 225 may be replaced by a screw rod mechanism, an electric push rod, etc., and will not be described in detail herein.

As shown in fig. 7, in some embodiments of the present invention, the elastic device is a compression spring 226 disposed between the clamping head 222 and the sleeve 221, and the clamping head 222 is elastically pushed in a reverse direction by the compression spring 226.

Specifically, the compression spring 226 is disposed in the inner hole 223 and sleeved on the clamping head 222, one end of the compression spring presses against the step of the inner hole 223, and the other end of the compression spring presses against the end of the clamping head 222, so as to generate an elastic force for moving the clamping head 222 in the opposite direction.

Of course, in the implementation process, the elastic device may also be an elastic tie bar or the like, which is not described in detail herein.

As shown in fig. 7, in some embodiments of the present invention, the second rotational driving mechanism 210 is connected to the sleeve 221 through a synchronous belt transmission mechanism, so as to drive the sleeve 221 to rotate.

Of course, in the implementation, the second rotation driving mechanism 210 may also be connected to the sleeve 221 through a gear and a coupling, which will not be described in detail herein.

Specifically, the second rotation driving mechanism 210 is a motor mechanism, which may be a servo motor, a stepping motor, etc., and can be synchronized with the first rotation driving mechanism 110.

As shown in fig. 6 and 7, in some embodiments of the present invention, the offset mechanism includes an offset cylinder mechanism 231, the offset cylinder mechanism 231 is fixed on the mounting table 201, and a piston rod of the offset cylinder mechanism 231 is connected to the lifting table 202, so as to drive the lifting table 202 to move up and down.

It is contemplated that, in some embodiments of the present invention, the offset cylinder mechanism 231 may be replaced by a screw mechanism or the like, which will not be described in detail herein.

As shown in fig. 2, in some embodiments of the present invention, the heating element further includes a middle positioning mechanism 300, and the middle positioning mechanism 300 can position the core rod 900 between the first driving mechanism 100 and the second driving mechanism 200, so as to reduce the deformation of the core rod 900 and improve the effect of winding the heating wire.

As shown in fig. 2 and 9, in some embodiments of the present invention, the middle positioning mechanism 300 further includes a mounting frame 910, the connecting frame 310 is disposed on the mounting frame 910, and the plurality of clamping fingers 320 are disposed on the connecting frame 310, the connecting frame 310 extends along the length direction of the mandrel 900, two sets of clamping fingers 321 capable of rotating relatively are disposed on the clamping fingers 320, a concave position corresponding to the mandrel 900 is disposed on the clamping fingers 321, when the clamping fingers 321 are closed, the mandrel 900 can be positioned through the concave position and the rotation of the mandrel 900 is not blocked, and when the winding or pushing material needs to be avoided, the clamping fingers 321 can be opened.

It is contemplated that in some embodiments of the present invention, the middle positioning mechanism 300 may also be a support device that supports the mandrel 900 by supporting the bottom of the mandrel 900.

Referring to fig. 1, according to the heating wire winding machine of the second aspect embodiment of the present invention, including the utility model discloses the double-end plug actuating mechanism and the wire feeding mechanism 920 of any embodiment of the above-mentioned first aspect can improve the quality of the heating wire winding by adopting the double-end drive plug to can be applicable to the winding of longer heating wire.

Specifically, the wire feeding mechanism 920 can drive the heating wire to one end of the core rod 900 for winding, and simultaneously can cut off the heating wire and push the wound heating wire out of the core rod by cooperating with the traversing mechanism, the structure of the wire feeding mechanism is similar to that of a conventional winding machine, and certainly, the function of the wire feeding mechanism can also be realized by cooperating with an independent mechanism, such as an independently configured wire feeding device, a cutting device, a material pushing device, and the like, which is not described in detail herein.

The invention is not limited to the above embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the invention, and such equivalent modifications or substitutions are included in the scope defined by the claims of the present application.

Claims (10)

1. A double-headed mandrel drive mechanism, comprising:

the first driving mechanism (100), the first driving mechanism (100) comprising a first rotation driving mechanism (110), a mandrel fixing mechanism (120) which can be driven by the first rotation driving mechanism (110) to rotate, and a moving mechanism (130) which can drive the mandrel fixing mechanism (120) to move along the axial direction of the mandrel (900), the mandrel fixing mechanism (120) being used for fixing the fixed end (901) of the mandrel (900);

the mandrel clamping device comprises a second driving mechanism (200), wherein the second driving mechanism (200) comprises a second rotating driving mechanism (210) and a mandrel clamping mechanism (220) which can be driven by the second rotating driving mechanism (210) to rotate, and the mandrel clamping mechanism (220) can clamp or loosen the open end (902) of a mandrel (900).

2. The double-ended mandrel drive mechanism of claim 1,

still include mounting bracket (910), first actuating mechanism (100) is including sliding the setting slip table (140) on mounting bracket (910), first rotation driving mechanism (110) fixed mounting be in on slip table (140), plug fixed establishment (120) are connected to first rotation driving mechanism (110), moving mechanism (130) can drive slip table (140) move along the axial direction of plug (900).

3. The double-ended mandrel drive mechanism of claim 2,

moving mechanism (130) include push mechanism, push mechanism is fixed to be set up on mounting bracket (910) and can promote slip table (140) are close to plug fixture (220) remove, slip table (140) with be provided with the elasticity resetting means between mounting bracket (910), the elasticity resetting means can be for slip table (140) provide the elastic force of keeping away from plug fixture (220).

4. The double-ended mandrel drive mechanism of claim 3,

push mechanism is propelling movement cylinder (133), fixed mounting is used for fixing on mounting bracket (910) cylinder mount pad (131) of propelling movement cylinder (133), cylinder mount pad (131) or fixed guide post (132) that is provided with on mounting bracket (910), be provided with on slip table (140) with guide post (132) sliding fit's sliding hole, the piston rod of propelling movement cylinder (133) can the roof pressure extremely on slip table (140), elasticity resetting means establishes for the cover reset spring (150) on guide post (132), reset spring (150) are located slip table (140) with between mounting bracket (910).

5. The double-ended mandrel drive mechanism of claim 1,

the second driving mechanism (200) comprises a deviation mechanism which can drive the mandrel clamping mechanism (220) to deviate from the open end (902) of the mandrel (900).

6. The double-ended mandrel drive mechanism of claim 5,

still include mounting bracket (910), second actuating mechanism (200) including fixed mounting extremely mount table (201) on mounting bracket (910), it is provided with elevating platform (202) to slide on mount table (201), the skew mechanism can drive elevating platform (202) goes up and down to move, second rotation actuating mechanism (210) and plug fixture (220) set up on elevating platform (202).

7. The double-ended mandrel drive mechanism of claim 6,

mandrel clamping mechanism (220) includes sleeve (221) and clamping head (222), elevating platform (202) or mount table (201) are provided with clamping head actuating mechanism, sleeve (221) rotate to set up on elevating platform (202) and its inside is provided with hole (223), clamping head (222) slide to set up in hole (223), hole (223) one end is the bevel connection structure, clamping head (222) be elastic clamping jaw and the outside be provided with hole (223) bevel connection structure bulldoze complex slant bulldoze structure (224), clamping head actuating mechanism can drive clamping head (222) for sleeve (221) remove to press through the slant bulldoze structure (224) with the cooperation of bevel connection structure presss from both sides tightly or unclamp mandrel (900) that are located clamping head (222), second rotation actuating mechanism (210) can drive sleeve (221) and/or clamping head (222) And (4) rotating.

8. The double-ended mandrel drive mechanism of claim 7,

the clamping head driving mechanism is a pushing cylinder (225) arranged on the mounting table (201), a piston rod of the pushing cylinder (225) can be pressed against the clamping head (222) to drive the oblique pushing structure (224) to be separated from the bevel connection structure, an elastic device is arranged between the clamping head (222) and the sleeve (221), and the elastic device can elastically push the clamping head (222) and the sleeve (221) to be close to each other so that the oblique pushing structure (224) and the bevel connection structure are pressed against each other.

9. The double-ended mandrel drive mechanism of claim 1,

still include mounting bracket (910) and middle part positioning mechanism (300), middle part positioning mechanism (300) can be fixed a position and be located first actuating mechanism (100) with plug (900) between second actuating mechanism (200), middle part positioning mechanism (300) is including setting up link (310) and a plurality of setting on mounting bracket (910) are in tong (320) on link (310), the length direction of core plug (900) is followed in link (310) extends, be provided with two sets of pivoted centre gripping fingers (321) relatively on tong (320), set up the concave position that corresponds with plug (900) on centre gripping finger (321).

10. A heater coiling machine, its characterized in that includes: the double-headed mandrel drive mechanism according to any one of claims 1 to 9.

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