阅读说明：本技术 一种用于自动插设管体的插管机构 (A intubate mechanism for inserting establish body automatically ) 是由 陈建业 于 2020-05-19 设计创作，主要内容包括：本发明涉及一种用于自动插设管体的插管机构,包括用于供送管带的送管单元,送管单元的输送路径上设置有将管带切分成所需长度的插管的切分单元,送管单元的出口端设置有与其顺延布置的对切分后的定长的插管进行支撑的导柱,插管套设在导柱上。通过上述设置能够有效的将插管输送到指定的位置,且方便的切分成需要的长度,自动化水平较高,生产效率高。(The invention relates to a pipe inserting mechanism for automatically inserting a pipe body, which comprises a pipe conveying unit for supplying a pipe belt, wherein a cutting unit for cutting the pipe belt into the required length of the inserted pipe is arranged on a conveying path of the pipe conveying unit, a guide pillar which is arranged along the outlet end of the pipe conveying unit and used for supporting the cut inserted pipe with fixed length is arranged at the outlet end of the pipe conveying unit, and the inserted pipe is sleeved on the guide pillar. Can effectually carry appointed position with the intubate through above-mentioned setting, and convenient length of cutting into needs, the automation level is higher, and production efficiency is high.)

1. The utility model provides an intubate mechanism for automatic pipe body of inserting which characterized in that: the pipe conveying unit comprises a pipe conveying unit for conveying a pipe belt, wherein a cutting unit for cutting the pipe belt into insertion pipes with required lengths is arranged on a conveying path of the pipe conveying unit, a guide pillar which is arranged along the outlet end of the pipe conveying unit and used for supporting the divided insertion pipes with fixed lengths is arranged at the outlet end of the pipe conveying unit, and the insertion pipes are sleeved on the guide pillar.

2. The cannula mechanism for automatically inserting a tube body as claimed in claim 1, wherein: the outlet end of the pipe conveying unit is provided with a clutch unit, the guide pillar is installed in a sliding mode relative to the clutch unit along the length direction of the guide pillar, one end of the guide pillar is in an overhanging shape, the other end of the guide pillar is installed in a rotating mode around the center line of the guide pillar, the clutch unit is connected with the Z driving unit, the inserting pipe is sleeved on the guide pillar, the overhanging end of the guide pillar extends to the outer side of the inserting pipe and is connected with the clutch unit in a transmission mode, and the Z driving unit.

3. A cannula inserting mechanism for automatically inserting a tube body according to claim 1 or 2, wherein: the pipe conveying unit is provided with a pipe returning assembly, and the pipe returning assembly enables a pipe belt at the outlet end of the pipe conveying unit to retract towards one side far away from the guide pillar.

4. The cannula mechanism for automatically inserting a tube body as claimed in claim 2, wherein: the clutch piece comprises a sleeve A, a tube cavity of the sleeve A forms an outlet of the tube conveying unit, a movably mounted clamping piece A is arranged on an inner cavity of the sleeve A, and the clamping piece A clamps the end part of the guide pillar to realize synchronous rotation of the sleeve A and the guide pillar.

5. A cannula mechanism for automatically inserting a pipe body as claimed in claim 4, wherein: the clutch piece comprises a sleeve B, the sleeve B is sleeved on the sleeve A, the A, B sleeves are concentrically arranged and can move relatively along the length direction of the pipe between the sleeve B and the sleeve A, an A adjusting piece used for adjusting the state of the A clamping piece is arranged between the A, B pipes, and the state that the A clamping piece is adjusted by the A adjusting piece is used for clamping the end part of the guide pillar and avoiding conveying of the pipe strap and the insertion pipe.

6. A cannula mechanism for automatically inserting a pipe body as claimed in claim 5, wherein: the pipe conveying unit further comprises a conveying pipe and a conveying installation seat for installing the conveying pipe, the A sleeve is installed on the conveying pipe through an A sliding bearing, the B sleeve is installed on an annular boss of the conveying installation seat through a B bearing, the Z driving unit drives A, B sleeves to rotate synchronously, the A adjusting piece is installed on the A sleeve in a floating mode along the radial direction of the A sleeve, a wedge surface adjusting portion used for adjusting the A clamping piece is arranged between A, B sleeves, the wedge surface adjusting portion drives the A clamping piece to move along the radial direction of the A sleeve through a wedge surface, and the A sleeve is connected with an A pushing assembly which is used for adjusting the A sleeve to move along the pipe length direction.

7. A cannula mechanism for automatically inserting a pipe body as claimed in claim 6, wherein: a promotes the subassembly and includes A propelling movement pole, and A propelling movement pole arranges and slidable mounting is in the guide mount pad along guide pipe length direction, and the one end of A propelling movement pole is connected with A slide bearing's inner circle, and the other end of A propelling movement pole sets up the slider, and the slider promotes the regulating part with adjusting its A that removes and is connected.

8. A cannula mechanism for automatically inserting a tube body as claimed in claim 7, wherein: the A promotes the regulating part and installs the adjustable ring constitution on leading the mount pad for rotating, is provided with annular adjustment groove on the adjustable ring, and the sliding head slides the assembly in annular adjustment groove, and each regulation section is cut apart into along its direction of rotation to annular adjustment groove, and the groove depth of each regulation section is crescent or is reduced along circumference, rotates annular adjustment groove and makes the sliding head horizontal migration.

9. A cannula inserting mechanism for automatically inserting a tube body as claimed in claim 3 or 8, wherein: any one or more of characteristics A-B:

the characteristic A is as follows: the pipe withdrawing assembly is formed by a movable guide pipe used for guiding and conveying the pipe belt, the end part of the movable guide pipe, far away from the outlet end of the pipe conveying unit, is rotatably installed, and the movable guide pipe is rotated to enable the other end of the movable guide pipe to pull the pipe belt at the outlet of the pipe conveying unit to retract towards one side, far away from the guide post;

the characteristic B is as follows: the pipe conveying unit further comprises a guide and conveying roller set, the movable guide pipe and the guide and conveying pipe are sequentially arranged along the conveying direction of the pipe belt, an adjusting ring is arranged on one side, close to the movable guide pipe, of the guide and conveying mounting seat, A, B sleeves are mounted on the other side of the guide and conveying mounting seat, and a cutter forming the splitting unit is arranged between the adjusting ring and the guide and conveying mounting seat.

10. An automatic manufacturing apparatus for a toy cartridge clip, comprising a tube inserting mechanism for automatically inserting a tube body according to any one of claims 1 to 9.

Technical Field

The invention relates to the field of toy production, in particular to an inserting pipe mechanism for automatically inserting a pipe body.

Background

At present, the toy guns on the market are various, the toy guns imitate the structural modeling of actual guns, the woven toy guns are popular among children, and can also be placed at home as decorations as shown in fig. 13, and the sales volume in scenic spots and playgrounds is relatively good.

However, in the knitting process, the gun body and the cartridge clip use metal wires, so that the knitting consumes more energy of workers, and the efficiency is not high, particularly, as shown in fig. 11, the cartridge clip of the toy gun is time-consuming and labor-consuming in the winding process due to the complexity of the cartridge clip, and the requirement of the pin quantity cannot be met, so that new equipment needs to be designed to solve the problems.

Disclosure of Invention

The invention aims to provide an inserting pipe mechanism for automatically inserting a pipe body, wherein an inserted sleeve can be accurately positioned, and the automation degree is high.

The technical scheme adopted by the invention is as follows.

The utility model provides an intubate mechanism for automatic inserting establish body, is provided with the segmentation unit of the intubate that divides into required length with the pipe area including the pipe unit that send that is used for supplying to send the pipe area on sending the delivery path of pipe unit, send the exit end of pipe unit to be provided with rather than extending the guide pillar that the fixed length of arranging the pair after dividing carries out the support, and the intubate cover is established on the guide pillar.

Preferably, the outlet end of the pipe conveying unit is provided with a clutch unit, the guide pillar is slidably mounted relative to the clutch unit along the length direction of the guide pillar, one end of the guide pillar is in a cantilever shape, the other end of the guide pillar is rotatably mounted around the central line of the guide pillar, the clutch unit is connected with the Z driving unit, after the insertion pipe is sleeved on the guide pillar, the cantilever end of the guide pillar extends to the outer side of the insertion pipe and is in transmission connection with the clutch unit, and the Z driving unit drives the guide pillar to rotate.

Preferably, the tube conveying unit is provided with a tube withdrawing assembly, and the tube withdrawing assembly enables the tube belt at the outlet end of the tube conveying unit to retract towards the side far away from the guide post.

Preferably, the clutch comprises a sleeve A, a tube cavity of the sleeve A forms an outlet of the tube conveying unit, a movably mounted clamping piece A is arranged on an inner cavity of the sleeve A, and the clamping piece A clamps the end part of the guide pillar to realize synchronous rotation of the sleeve A and the guide pillar.

Preferably, the clutch piece comprises a sleeve B, the sleeve B is sleeved on the sleeve A, the sleeve A, B is concentrically arranged, the sleeve B and the sleeve A can relatively move along the length direction of the pipe, an adjusting piece A used for adjusting the state of the clamping piece A is arranged between the A, B pipes, and the state of the clamping piece A adjusted by the adjusting piece A realizes clamping of the end part of the guide pillar and avoiding of conveying of the pipe belt and the insertion pipe.

Preferably, the tube delivery unit further comprises a delivery tube and a delivery mounting seat for mounting the delivery tube, the a sleeve is mounted on the delivery tube through an a sliding bearing, the B sleeve is mounted on (an annular boss of) the delivery mounting seat through a B bearing, the Z driving unit drives A, B sleeves to synchronously rotate, the a adjusting piece is mounted on the a sleeve in a floating manner along the radial direction of the a sleeve, a wedge surface adjusting part for adjusting the a clamping piece is arranged between the A, B sleeves, the wedge surface adjusting part drives the a clamping piece to move along the radial direction of the a sleeve through a wedge surface, and the a sleeve is connected with the a pushing assembly for adjusting the a clamping piece to move along the tube length direction.

Preferably, the A pushes away the subassembly and includes A propelling movement pole, and A propelling movement pole arranges and slidable mounting is in the guide mount pad along guide pipe length direction, and the one end of A propelling movement pole is connected with A slide bearing's inner circle, and the other end of A propelling movement pole sets up the sliding head, and the sliding head is connected with the A that adjusts it and carry out the removal and promotes the regulating part.

Preferably, the A push adjusting part is formed by an adjusting ring which is rotatably installed on the guide installation seat, an annular adjusting groove is formed in the adjusting ring, the sliding head is assembled in the annular adjusting groove in a sliding mode, the annular adjusting groove is divided into adjusting sections along the rotating direction of the annular adjusting groove, the groove depth of each adjusting section is gradually increased or decreased along the circumferential direction, and the annular adjusting groove is rotated to enable the sliding head to move horizontally.

Preferably, the pipe withdrawing assembly is composed of a movable guide pipe for guiding and conveying the pipe belt, the end part of the movable guide pipe, far away from the outlet end of the pipe conveying unit, is rotatably installed, and the movable guide pipe is rotated to enable the other end of the movable guide pipe to pull the pipe belt at the outlet end of the pipe conveying unit to retract towards one side, far away from the guide post.

Preferably, the pipe conveying unit further comprises a guide and conveying roller set, the movable guide pipe and the guide and conveying pipe are sequentially arranged along the conveying direction of the pipe belt in a forward extending mode, an adjusting ring is arranged on one side, close to the movable guide pipe, of the guide and conveying mounting seat, A, B sleeves are mounted on the other side of the guide and conveying mounting seat, and a cutter forming the cutting unit is arranged between the adjusting ring and the guide and conveying mounting seat.

The invention has the technical effects that: the cannula A and the cannula B which can move relatively are arranged, and are matched with the clamping piece A on the cannula A and the wedge-shaped block on the cannula B, so that the cannula and the guide pillar can be effectively and respectively clamped during cannula conveying and retraction, and the matching effect is good; meanwhile, the movable sleeve which can rotate around one section of the movable sleeve can effectively retract the insertion tube, so that the subsequent forming is facilitated; and the adjusting ring matched with the sleeve pipe A is arranged, so that the position of the sleeve pipe A on the guide pipe can be periodically changed, the requirement for automatic insertion of the insertion pipe is effectively met, the automation degree of the device is higher, and the production efficiency is high.

Drawings

Fig. 1 is an isometric view of a cannula mechanism for automatically inserting a tube body according to an embodiment of the present application;

fig. 2 is an isometric view from another perspective of a cannula mechanism for automatically inserting a tube body according to an embodiment of the present application;

FIG. 3 is a top view of the structure of FIG. 1;

FIG. 4 is a front view of the structure of FIG. 1;

FIG. 5 is a view of the structure A-A of FIG. 3;

FIG. 6 is a view of the structure B-B in FIG. 3;

FIG. 7 is a structural view of the clamp A of FIG. 3B-B clamping the guide post;

FIG. 8 is a view of the structure C-C of FIG. 3;

FIG. 9 is a view of the discharge ring moved to the end of the guide post for discharging in C-C of FIG. 3;

FIG. 10 is a schematic structural diagram of the connection between the driving wheel and the stepping motor in the embodiment of the present application;

FIG. 11 is a flow chart of the manufacture of a toy clip;

FIG. 12 is a structural view of the toy clip body;

fig. 13 is a structural view of the entirety of the toy.

The corresponding relation of all the reference numbers is as follows: 00 a-threaded pipe, 00B-tubular core, 00 c-cannula, 00 d-elastic clamp body, 100-frame, 110-mounting frame, 120-guiding and mounting seat, 130-driving unit, 200-wire feeding device, 210-wire outlet, 300-A forming mechanism, 400-arranging mechanism, 410-mounting seat, 420-arranging rod, 421-blocking piece, 430-sliding block, 440-positioning table, 450-adjusting power source, 451-vacancy part, 500-cannula mechanism, 510-guiding and conveying roller set, 520-Z driving unit, 530-A sleeve, 540-B sleeve, 550-A clamping piece, 560-wedge block, 570-A sliding bearing, 580-B bearing, 590-annular boss, 5100-A pushing rod, 5120-sliding head, 5130-annular adjusting groove, 5140-adjusting ring, 5150-pipe cutter, 5160-movable guide pipe, 5161-air cylinder, 600-guide column, 610-winding core, 611-clamping opening and 700-discharging ring.

Detailed Description

In order that the objects and advantages of the invention will be more clearly understood, the invention will now be described in detail with reference to the following examples. It is to be understood that the following text is merely illustrative of one or more specific embodiments of the invention and does not strictly limit the scope of the invention as specifically claimed.

Referring to fig. 1 and 13, an embodiment of the present application provides an automatic toy clip manufacturing apparatus, which aims to solve the problems that in the automatic toy clip manufacturing apparatus in the prior art, a manual manufacturing mode is adopted in the manufacturing process, not only a great deal of energy of workers needs to be consumed, but also the output efficiency is not high, and the demand of sales volume cannot be met.

As shown in fig. 1 to 13, the technical solution of the embodiment of the present application is: the forming device comprises a rack 100, wherein a wire supply device 200 for supplying a forming wire, an A forming mechanism 300 for winding the forming wire into a threaded pipe, and an arrangement mechanism 400 for arranging the threaded pipe formed by the A forming mechanism 300 are arranged on the rack 100, and the threaded pipe is arranged into a columnar pipe core by the arrangement mechanism 400; the pipe wall of the pipe core is formed by enclosing a threaded pipe;

a B molding mechanism for performing B1 molding processing and B2 molding processing on the tube core is arranged outside the tube core, the B1 molding processing comprises winding an asymptotic spiral disc surface at the A end of the tube core, and winding a spiral B1 threaded tube section from the spiral disc surface to the middle of the tube core;

the B2 molding process includes winding a B2 helical threaded tube segment in a spiral form from the B end of the tube core to the middle of the tube core, A, B being opposite ends of the tube core.

The automatic manufacturing device of the toy cartridge clip provided by the application example comprises an A forming mechanism 300 for winding the silk threads of the silk thread supply device into a thread pipe shape, and an arrangement mechanism 400 for arranging the thread pipe into a columnar pipe core which is formed by enclosing the pipe wall of the thread pipe; by providing a B molding mechanism for performing the B1 molding process and the B2 molding process on the core (a toy clip manufacturing flow shown in fig. 11, a toy clip structure shown in fig. 12) outside the core. Can arrange into cylindrical mechanism 400 of arranging with the screwed pipe around making the tubulose A forming mechanism 300 of screw through above-mentioned setting, can adopt the machine to make the toy cartridge clip is automatic, the effectual not high problem of using manpower output efficiency of having solved, and then satisfied the demand of sales volume.

The wire supply device 200 in this embodiment is implemented by using the existing continuous supply device for metal wires, the a forming device 300 can be implemented by using the existing device for forming coil springs, the shaped module is used for forming the wires led out by the wire supply device, during forming, the wire supply device 200 and the a forming mechanism 300 are arranged outside the overhanging end of the arrangement rod 420, and the formed threaded pipe is just sleeved on the arrangement rod 420.

As shown in fig. 1 to 4, in order to facilitate assembling and connecting the wound cartridge clip with other components, the embodiment of the present application preferably further includes a tube inserting mechanism 500 for inserting a sleeve into a vacant region in the middle of the tube core.

As shown in fig. 1 to 5 and fig. 8 to 9, a preferred embodiment of the present application includes that the arrangement mechanism 400 includes a mounting seat 410, the mounting seat 410 is horizontally installed on the rack 100, the arrangement rods 420 for supporting and arranging the threaded pipes are arranged on the mounting seat 410 at intervals along the circumferential direction of the mounting seat 410, the arrangement rods 420 are movably installed on the mounting seat 410, the arrangement unit is arranged on the mounting seat 410, the arrangement unit is used for adjusting the arrangement rods 420 to gather or disperse outwards, the threaded pipes are sleeved on the arrangement rods 420, and the arrangement rods 420 are arranged parallel to the axis of the mounting seat 410.

The implementation principle of the preferred scheme is as follows: the arranging rod 420 on the mounting seat 410 supports the threaded pipe formed by the A forming mechanism 300, the threaded pipe sleeved on the arranging rod 420 is gathered on the mounting seat by the arranging unit, so that the threaded pipe is gathered inwards to form a column shape, the subsequent B forming mechanism is convenient to form outside the pipe core, and meanwhile, after the manufactured cartridge clip is unloaded, the arranging unit disperses the arranging rod 420 outwards and is matched with the wire supply device 200 and the A forming mechanism 300 to continue working.

As shown in fig. 1 to 4 and 8 to 9, in order to remove the toy clip formed by the B-forming mechanism outside the tube core, the embodiment of the present application preferably further includes a material removing assembly for removing the toy clip formed by the B1 and B2 forming process from the arranging rod 420. Move the material subassembly and constitute by the discharge ring 700 that sets up on mount pad 410, because the discharge ring 700 that sets up is less than the interval between pole 420 and the mount pad 410 axis of arranging, can push down the toy cartridge clip after the shaping from arranging the pole, convenient completion work of unloading.

As shown in fig. 1 to 5 and 8 to 9, a preferred solution of the embodiment of the present application is that the B molding mechanism includes a B1 molding unit for implementing a B1 molding process, the B1 molding unit includes a winding core 610, the winding core 610 is arranged concentrically with the tube core, a nip 611 for clamping a molding start end of the molding filament is provided on the winding core 610, the filament supply mechanism is in an a1 state when winding the spiral disc, and the a1 state is: the outlet of the wire supply device 200 is arranged corresponding to the nip 611 so that the forming starting end of the forming wire can enter the nip 611, the outlet of the wire supply device 200 and the winding core 610 relatively rotate along the circumferential direction of the winding core 610, and the nip 611 limits the movement of the end of the forming starting end in the nip 611 along the circumferential direction of the winding pipe. The implementation principle of the preferred scheme is as follows: when the thread from the thread supply device 200 extends into the clamping opening 611 of the winding core 610, the thread from the thread supply device 200 is wound on the winding core 610 while rotating around the winding core 610, and a spiral disk surface is gradually formed on the end surface of the tube core of the threaded tube.

Further, as shown in fig. 1 to 5 and 8 to 9, in a preferred embodiment of the present invention, the B1 forming unit further includes a B1 wire pressing portion, the B1 wire pressing portion is configured to press the forming starting end of the forming wire against the outer peripheral wall of the a end of the die, and the wire feeding device 200 is in an a2 state when winding the B1 threaded tube segment, where the a2 state is: the outlet of the wire supply device 200 and the tubular core rotate relatively along the circumferential direction of the tubular core, and the outlet of the wire supply device 200 and the tubular core translate relatively along the length direction of the tubular core. The principle of the embodiment is as follows: when the spiral disc surface wound by the winding core 610 and the silk thread of the silk thread supply device 200 is consistent with the end surface of the tube core formed by the threaded tube, the B1 silk pressing part is used for pressing the forming starting end of the formed silk thread on the outer peripheral wall of the A end of the tube core, the outlet of the silk thread supply device 200 and the tube core translate relatively along the length direction of the tube core, the silk thread is continuously wound at the end part of the tube core and is matched with the spiral disc surface to clamp and form the A end of the tube core.

Further, as shown in fig. 1 to 5 and 8 to 9, in a preferred embodiment of the present invention, the B1 forming unit further includes a B2 wire pressing portion, the B2 wire pressing portion is configured to press a forming starting end of the forming wire against an outer peripheral wall of the B end of the die, and the wire supplying device 200 is in an A3 state when winding the B2 threaded tube segment, where the A3 state is: the outlet of the filament supply 200 rotates relative to the wick in the circumferential direction of the wick and the outlet of the filament supply 200 translates relative to the wick along the length of the wick. The implementation principle of the preferred scheme is as follows: the forming starting end of the forming wire is pressed on the outer peripheral wall of the B end of the tube core through the B2 wire pressing part, the outlet of the wire supply device 200 and the tube core rotate relatively along the circumferential direction of the tube core, the outlet of the wire supply device 200 and the tube core translate relatively along the length of the tube core, the wire is wound on the tube core at the B end of the tube core for forming, and therefore forming of the A, B two ends of the tube core is completed.

As shown in fig. 1 and 2, in order to rotate the mounting base 410 and facilitate the mounting frame 110 to move on the rack 100, in the preferred embodiment of the present application, the mounting base 410 is rotatably mounted on the mounting frame 110, and the mounting frame 110 is slidably mounted on the rack 100 along the rod length direction of the arrangement rod 420.

As shown in fig. 1 to 4 and 6 to 7, in the preferred embodiment of the present application, the cannula inserting mechanism 500 includes a cannula supplying unit for supplying the cannula, a cannula cutter 5150, and a guide pillar 600 for supporting the cut cannula, wherein the guide pillar 600 and the mounting base 410 are concentrically arranged, and the cannula is freely sleeved on the guide pillar 600. The implementation principle of the preferred scheme is as follows: the cannula is transferred to a tube core vacant area formed by the screw tube by the cannula supplying unit, and the cannula is cut by the tube cutting knife 5150 and supported by the guide pillar 600, so that the cannula can be conveniently assembled with the tube core vacant area.

Preferably, as shown in fig. 8 to 9, in the above solution, the guide pillar 600 is rotatably mounted on the frame 100, the outer end section of the guide pillar 600 constitutes the winding core 610, the outer end of the guide pillar 600 faces the body of the guide pillar 600 and is provided with a clamping opening 611, and the clamping opening 611 is arranged along the radial direction of the guide pillar 600 and penetrates through the pillar body. Through the guide pillar 600 that sets up, when cutting the intubate, can be effectively firm support the intubate and fix.

Preferably, as shown in fig. 3, in the above solution, the outlet of the filament supplying device 200 is formed by the filament outlet 210, the filament outlet 210 is movably installed along the radial direction of the tube core, and in the state of a1, the filament outlet 210 is gradually moved towards the periphery of the tube core from the arrangement close to the guide post 600.

Further, as shown in fig. 1 to 4, the cannula supply unit in the preferred embodiment includes a cannula guide assembly disposed at the other end of the guide post 600, and the cannula guide assembly conveys the cannula in the axial direction of the arranging rod 420. The cannula conveying assembly can convey the cannula to be arranged in the middle of the tube core to a specified position, so that the forming efficiency of the whole piece is improved.

As shown in fig. 1 and 2, in order to facilitate the movement of the mounting bracket 110 on the rack 100, a driving unit 130 for driving the movement of the mounting bracket 110 is preferably disposed on the rack 100 according to an embodiment of the present invention.

Further, as shown in fig. 8 and 9, in this embodiment, in order to facilitate the receiving of the screwed pipe formed by the a forming mechanism 300 and the detachment of the formed toy cartridge clip from the arrangement rod 420, a material discharging mechanism for automatically receiving and discharging the screwed pipe is further provided, which includes a mounting base 410, each arrangement rod 420 is disposed on the mounting base 410, each arrangement rod 420 is disposed in parallel, the arrangement rods 420 are movably mounted on the mounting base 4210, an adjusting unit is disposed on the mounting base 410, and the adjusting unit is configured to adjust each arrangement rod 420 to be in a state of a1 and a state of a 2;

the a1 state is: the arrangement rods 420 are arranged in a circle, so that the threaded pipes sleeved on the arrangement rods 420 are mutually abutted and arranged to form a pipe core;

the a2 state is: each arrangement rod 420 moves outwards to enable the formed threaded pipe to be sleeved on each arrangement rod 420.

The working principle of the embodiment is as follows: the automatic cover of arranging cloth pole 420 on mount pad 410 is established A forming mechanism 300 and is become the screwed pipe with the silk thread shaping after, adjusting unit on mount pad 410 adjusts respectively to arrange pole 420 inwards and supports mutually, form the tube core that is formed by the screwed pipe, after the pole 420 of arranging is lifted off from after the shaping of toy clip, adjusting unit adjusts respectively to arrange pole 420 and outwards removes, the screwed pipe is established to convenient cover next time, can not only effectively convenient support and the shaping with the screwed pipe at toy clip middle part, and the shaping effect is better, still conveniently lift off the toy clip after the shaping.

As shown in fig. 1 and fig. 2, in order to form a B1 threaded pipe section and a B2 threaded pipe section at two ends of a pipe core, the preferred solution of this embodiment is: the mounting base 410 is rotatably mounted on the mounting frame 110, the axis of the mounting base 410 is parallel to the arrangement rod 420, and the mounting frame 110 is movably mounted on the rack 100 along the length direction of the arrangement rod 420.

Preferably, as shown in fig. 1 to 5, 8 and 9, after the a-forming mechanism 300 forms the wire into a threaded pipe sleeved on the arrangement rod 420, in order to prevent the threaded pipe from falling off during the rotation of the mounting seat 410, the arrangement rod 420 in this embodiment is horizontally arranged, and the arrangement rod 420 is provided with a blocking member 421 for preventing the threaded pipe from moving out of the overhanging end of the arrangement rod 420. The cloth arranging rod 420 is an air expansion shaft rod, the key bar on the cloth arranging rod is a floating part, the blocking part 421 is a floating part which is arranged at the overhanging end of the cloth arranging rod 420 and can float along the radial direction of the rod body, when the floating part extends out of the cloth arranging rod 420, the screwed pipe can not fall off from the cloth arranging rod 420 in the rotating process of the mounting seat 410, and when the material moving part 421 pushes the formed toy clip, the floating part inwards shrinks on the cloth arranging rod 420, so that the toy clip is detached from the cloth arranging rod 420.

As shown in fig. 8 and 9, in order to remove the formed threaded pipe from the arranging rod 420, the preferred solution of the embodiment is: a material moving assembly for moving the threaded pipe out of the arranging rod 420 is provided on the mounting seat 410. The material moving part is an annular discharging ring 700, the outer diameter of the material moving part is smaller than the distance between the axis of the material discharging rod 420 and the axis of the mounting seat 410 when the threaded pipes are abutted against each other, the discharging ring 700 is in transmission connection with a cylinder driving the material moving ring to move, and after the toy cartridge clip is formed, the cylinder pushes the discharging ring 700 to move the toy cartridge clip out of the material arranging rod 420, so that the material discharging is convenient.

As shown in fig. 1 to 5, 8 and 9, in order to arrange the support of the rod 420 to the threaded pipe and wind the asymptotic spiral surface of the spiral disc at the end of the pipe core, the preferred solution of this embodiment is: the overhanging end of the arranging rod 420 is an A end, and when the threaded pipe is sleeved on the arranging rod 420, the end part of the threaded pipe is arranged in parallel and level with the A end of the arranging rod 420.

As shown in fig. 8 and fig. 9, the preferred embodiment is: the cloth arranging rod 420 is provided with a floating part which can float along the radial direction of the rod body, and the floating part forms the blocking piece 421. Through the floating part, when the threaded pipe is inserted on the arrangement rod 420, the gas is injected to enable the floating part to extend out of the arrangement rod 420 along the radial direction, the outer diameter of the arrangement rod 420 is increased, and the threaded pipe can be effectively prevented from moving out of the arrangement rod 420 in the rotating process of the mounting seat 410.

Preferably, as shown in fig. 8 and 9, in the above scheme: the arranging rod 420 is formed by an air expansion shaft rod. Through the arranged air expansion shaft lever, the outer diameter of the arrangement rod 420 is changed as required, so that the A forming mechanism 300 can effectively and conveniently sleeve the thread pipe wound by the silk thread on the air expansion shaft lever to prevent the thread pipe from falling off from the lever due to the rotation of the mounting seat 410, and when the floating part is radially contracted towards the lever body, the thread pipe can be conveniently moved out of the air expansion shaft lever; a distribution valve can be placed at the middle end of the mounting seat, and the distribution valve is regulated to regulate the state of the outer contour of each arrangement rod 420.

As shown in fig. 8 to 10, in order to allow the arranging rod 420 to be conveniently moved on the mounting seat 410, the preferred scheme of the embodiment is as follows: the fixed end of the cloth arranging rod 420 is assembled on the sliding block 430, the sliding block 430 is slidably installed on the installation seat 410 along the radial direction of the installation seat 410, and the adjusting unit synchronously adjusts the sliding blocks to gather towards the center and diffuse towards the outside.

Further, as shown in fig. 1 to 5 and 8 to 10, a semicircular positioning table 440 is disposed on a side of the sliding block 430 close to the arrangement rod 420 in the present embodiment, an outer diameter of the positioning table 440 matches an outer diameter of the threaded pipe, a center of the positioning table 440 is located on a center line of the arrangement rod 420, a semicircular center angle points to a side away from an axis of the mounting seat 410, the material moving assembly includes a material moving member, the material moving member is movably mounted on the mounting seat 410 along a rod length direction of the arrangement rod 420, and the material moving member is in a state of B1 and B2;

the B1 state is: the material moving piece is arranged corresponding to the positioning table 440, and avoids the arrangement of the threaded pipes on the arrangement rod 420, the B1 forming treatment and the B2 forming treatment;

the B2 state is: the transfer member moves toward the overhanging end of the aligning bar 420 so that the resulting toy cartridge is removed from the discharge mechanism. The working principle of the embodiment is as follows: through the semicircular positioning table 440 who sets up, to the screwed pipe of cover on arranging cloth pole 420 supporting and injecing on arranging pole 420, simultaneously with move the material piece and correspond when arranging, can arrange on arranging pole 420 to the screwed pipe, B1 shaping processing and B2 shaping processing dodge, prevent to produce at the coiling in-process and interfere, cause the influence to the shaping of toy cartridge clip, and when moving the material piece and lift off from arranging pole 420 to the toy cartridge clip after the shaping, semicircular positioning table 440 also can not produce to it and interfere.

Preferably, as shown in fig. 8 and 9, in order to smoothly detach the formed toy cartridge from the arranging rod 420, the material moving member in this embodiment is a ring-shaped member having an outer diameter smaller than d, d being a distance between the arranging rod 420 and the axis of the mounting seat 410 in the a1 state, and an inner diameter smaller than the outer diameter of the insert pipe. The working principle of the embodiment is as follows: because the outer diameter of the material moving part is smaller than the distance between the axes of the arrangement rod 420 and the mounting seat 410 when the screwed pipes are gathered on the arrangement rod 420, the guide pillar 600 can drive the material moving part to move towards the rod length direction of the arrangement rod 420, the formed toy cartridge clip is detached from the arrangement rod 420, and because the inner diameter of the material moving part is smaller than the outer diameter of the insertion pipe, the insertion pipe can be propped and fixed when the insertion pipe is sleeved on the guide pillar 600 in an empty mode.

Further, as shown in fig. 10, the adjusting unit in this embodiment includes a driving wheel concentrically disposed with the mounting seat 410, the driving wheel is rotatably mounted on the mounting seat 410, a side surface of the driving wheel is provided with spiral teeth, the slider 430 is provided with flat threads engaged with the spiral teeth, and the driving wheel is in transmission connection with the adjusting power source 450. The working principle of the embodiment is as follows: the power source 450 is adjusted to be a stepping motor, and through the arranged stepping motor, the gear teeth at the output end of the stepping motor can drive the driving wheel to rotate, so that the sliding block 430 which is meshed with the stepping motor and is provided with the plane thread with the spiral teeth can move on the mounting seat 410, and the cloth arranging rod 420 can gather and scatter outwards; specifically, the other side of the driving wheel is meshed with a bevel gear, a sliding connecting block is coaxially connected to the bevel gear, the sliding connecting block is slidably connected to an annular sliding groove, the annular sliding groove is partially formed by a hollow part 451 formed in a driving adjusting shaft, and the driving adjusting shaft is connected with a stepping motor.

As shown in fig. 8 and 9, in order to allow the material moving member to conveniently and smoothly move the formed toy cartridge from the arranging rod 420, the material moving member is preferably sleeved on a guide post 600, and the guide post 600 is rotatably mounted on the mounting base 410 and concentrically arranged with the mounting base 410. Specifically, it is unloading ring 700 to move the material piece, and the symmetry is provided with the push rod on the unloading ring 700 of guide pillar 600 both sides, and outside the mount pad 410 was worn out to the tip of push rod, and its tip was provided with the fixed plate, was provided with the cylinder or the electricity jar of unloading on the fixed plate, and the output and the mount pad 410 of the cylinder of unloading are connected, and when the cylinder of unloading promoted the fixed plate and moved, the push rod drove unloading ring 700 and moved on guide pillar 600, lifted off the toy cartridge clip after the shaping from arranging pole 420. The embodiment can also be implemented in such a way that a fixing plate is arranged at the end part of the push rod extending to the rear side (the side departing from the cannula mechanism) of the mounting seat 410, a compression spring is arranged on the rod body of the push rod between the fixing plate and the mounting seat 410, the compression spring drives the fixing plate to move towards the side far away from the mounting seat 410, an air cylinder or an electric cylinder which pushes the fixing plate to move towards the side close to the mounting seat 410 is arranged at the outer side of the mounting seat 410, and the air cylinder and the electric cylinder do not rotate along with the mounting.

Further, as shown in fig. 1 to 4, in this embodiment, in order to facilitate inserting the sleeve into the middle of the tube core and cutting a fixed length, there is also provided a tube inserting mechanism for automatically inserting the tube body, wherein: including being used for supplying to send the tub unit in pipe area, send to be provided with on the delivery path of tub unit with the tub area to divide into the segmentation unit of the intubate of required length, send the exit end of tub unit to be provided with rather than extending the guide pillar 600 that arranges to support the intubate of the fixed length after dividing, the intubate cover is established on guide pillar 600.

As shown in fig. 6 and 7, in order to enable the guide post 600 after withdrawing the tube to continue rotating at the outlet end of the tube feeding unit, a preferred embodiment of the present embodiment is that the outlet end of the tube feeding unit is provided with a clutch unit, the guide post 600 is slidably mounted along the length direction thereof relative to the clutch unit, one end of the guide post 600 is in a cantilevered shape, the other end of the guide post 600 is rotatably mounted around the central line thereof, the clutch unit is connected with the Z driving unit 520, after the insertion tube is sleeved on the guide post 600, the cantilevered end of the guide post 600 extends to the outer side of the insertion tube to be in transmission connection with the clutch unit, and the Z driving unit 520 drives the. The working principle of the embodiment is as follows: through the clutch unit formed by combining the A sleeve 530 and the B sleeve 540, when the cannula is empty at the end of the guide column 600, the A clamping piece 550 and the wedge block 560 arranged between the A sleeve 530 and the B sleeve 540 can clamp the guide column 600 to rotate, and after the cannula is retracted, the clamping piece between the A sleeve 530 and the B sleeve 540 is used for clamping the end of the guide column 600 to enable the guide column 600 to rotate continuously.

Preferably, as shown in fig. 6 and 7, in the above solution, the tube feeding unit is provided with a tube withdrawing assembly, and the tube withdrawing assembly retracts the tube at the outlet end of the tube feeding unit to the side far away from the guide post 600. The working principle of the embodiment is as follows: the pipe withdrawing assembly is a movable guide pipe 5160 arranged on one side of the guide roller set 510, one end of the movable guide pipe 5160 can rotate around, the other end of the movable guide pipe 5160 is connected with a cylinder 5161, and when the cylinder 5161 is upwards jacked, the movable guide pipe 5160 is driven to rotate upwards, so that an inserted pipe penetrating inside retracts relative to the guide mounting base 120, the inserted pipe is separated from the guide pillar 600, and the formed toy spring clamp is conveniently dismounted from the distribution rod 420.

As shown in fig. 6 and 7, the clutch member in this embodiment includes an a-sleeve 530, a lumen of the a-sleeve 530 forms an outlet of the tube delivery unit, an a-clamp 550 movably mounted on an inner cavity of the a-sleeve 530 is provided, and the a-clamp 550 clamps an end of the guide pillar 600 to realize synchronous rotation of the a-sleeve 530 and the guide pillar 600. The sleeve A530 is a circular ring structure, the clamping piece A550 is movably connected to the sleeve A530, when the sleeve A530 and the sleeve B540 move relatively, the wedge surface of the wedge block 560 on the inner wall of the sleeve B540 pushes the clamping piece A550 to be clamped on the guide post 600, and the clamping piece A is driven to rotate by the Z driving unit 520 driving the sleeve B540.

Further, as shown in fig. 6 and 7, the clutch member in this embodiment includes a B sleeve 540, the B sleeve 540 is sleeved on the a sleeve 530, the A, B sleeves are concentrically arranged and can relatively move along the tube length direction, an a adjusting member for adjusting the state of the a clamping member 550 is disposed between the A, B tubes, and the a adjusting member adjusts the state of the a clamping member 550 to clamp the end of the guide pillar 600 and to avoid the transportation of the tube band and the insertion tube. Through the A clamping piece 550, when relative movement is generated between A, B two sleeves along the pipe length direction, the state of the A clamping piece 550 can be adjusted to clamp the end part of the guide pillar 600 and avoid conveying of pipe belts and insertion pipes.

Further, as shown in fig. 1 to 4, 6 and 7, the tube delivery unit in this embodiment further includes a delivery tube and a delivery mount 120 for mounting the delivery tube, the a-sleeve 530 is mounted on the delivery tube by an a-slide bearing 570, the B-sleeve 540 is mounted on an annular boss 590 of the delivery mount 120 by a B-bearing 580, the Z-drive unit 520 drives A, B the sleeves to rotate synchronously, the a-clamp 550 is floatingly mounted on the a-sleeve 530 in a radial direction of the a-sleeve 530, a wedge surface adjustment portion for adjusting the a-clamp 550 is provided between the A, B sleeves, the wedge surface adjustment portion drives the a-clamp 550 to move in the radial direction of the a-sleeve 530 by a wedge surface, and the a-sleeve 530 is connected with an a pushing assembly for moving the a-sleeve 530 in a tube length direction. The working principle of the embodiment is as follows: the Z driving unit 520 is a driving motor and a belt wheel which are arranged on the guide mounting base 120, the B sleeve 540 which is connected on the annular boss 590 through a B bearing 580 is driven by the driving motor to rotate, a wedge block 560 which is arranged on the inner side of the B sleeve 540 pushes an A clamping piece 550 to be clamped at the end part of the guide pillar 600, the A clamping piece 550 is connected on the A sleeve 530 in a penetrating way, the A sleeve 530 is connected on the guide pipe through an A bearing 570, the B sleeve 540 and the A sleeve 530 can synchronously rotate, the clamping block is adjusted by the wedge block 560 to realize the end part clamping state of the guide pillar 600, and therefore the guide pillar 600 is driven to rotate.

As shown in fig. 6 and 7, in order to enable the a sleeve 530 and the B sleeve 540 to generate relative movement along the tube length direction, the preferred solution of the present embodiment is: the pushing assembly A comprises a pushing rod A5100, the pushing rod A5100 is arranged along the length direction of the guide pipe and is slidably mounted on the guide mounting seat 120, one end of the pushing rod A5100 is connected with the inner ring of the sliding bearing A570, the other end of the pushing rod A5100 is provided with a sliding head 5120, and the sliding head 5120 is connected with an pushing adjusting piece A for adjusting the pushing rod A to move. The working principle of the embodiment is as follows: the adjusting member 5140 is of an annular structure, an annular adjusting groove 5130 adapted to the sliding head 5120 is arranged on an end surface of the adjusting member 5140, the groove depth in the annular adjusting groove 5130 gradually increases or decreases along the circumferential direction, the sliding head 5120 can generate a pushing or retreating trend in the annular adjusting groove 5130, so that the a pushing rod 5100 drives the a sliding bearing 570 to move on the delivery pipe, the a sleeve 530 moves along with the a sliding bearing 570, and the a sleeve 530 and the B sleeve 540 generate relative movement along the pipe length direction.

Preferably, as shown in fig. 6 and 7, in the above solution, the a-push adjusting member is formed by an adjusting ring 5140 rotatably mounted on the delivery mounting base 120, an annular adjusting groove 5130 is formed on the adjusting ring 5140, the sliding head 5120 is slidably mounted in the annular adjusting groove 5130, the annular adjusting groove 5130 is divided into adjusting segments along the rotating direction, the groove depth of each adjusting segment is gradually increased or decreased along the circumferential direction, and the sliding head 5120 is horizontally moved by rotating the annular adjusting groove 5130. The adjusting ring 5140 is of an annular structure, gear teeth are arranged on the outer end face of the adjusting ring 5140, the adjusting ring is driven by a motor to rotate, and the depth of the groove which is gradually increased or decreased along the circumferential direction and is arranged in the annular adjusting groove 5130 is used for enabling the A pushing rod 5100 matched with the annular adjusting groove 5130 to move in the groove depth direction when the adjusting ring 5140 rotates, so that the A sleeve 530 can be driven to move.

As shown in fig. 1 to 4, 6 and 7, in order to retract the cannula, the preferred solution of this embodiment is: the pipe withdrawing assembly is composed of a movable guide pipe 5160 used for guiding a pipe belt, the end part of the movable guide pipe 5160, which is far away from the outlet end of the pipe conveying unit, is rotatably installed, and the movable guide pipe 5160 is rotated to enable the other end of the movable guide pipe 5160 to pull the pipe belt at the outlet of the pipe conveying unit to retract towards one side, which is far away from the guide pillar 600. When the cylinder 5161 jacks up the movable guide tube 5160, the cannula on the delivery mounting seat 120 is separated from the guide post 600 and retracted to realize the tube withdrawing action by rotatably mounting the end part of the movable guide tube 5160 far away from the outlet end of the tube feeding unit and connecting the other end of the movable guide tube 5160 with the cylinder 5161.

Preferably, as shown in fig. 1 to 4, the tube conveying unit in the above scheme further includes a guide roller set 510, the movable guide tube 5160, and the guide tube are sequentially arranged along the conveying direction of the tube belt, an adjusting ring 5140 is disposed on one side of the guide mounting seat 120 close to the movable guide tube 5160, a sleeve A, B is mounted on the other side of the guide mounting seat 120, and a tube cutting knife 5150 constituting the cutting unit is disposed between the adjusting ring 5140 and the guide mounting seat 120. The pipe cutter 5150 is connected to a hydraulic cylinder for driving the pipe cutter to cut the pipe, the hydraulic cylinder is mounted on the guide mounting base 120, and after the pipe is conveyed to a specified length, the pipe cutter 5150 is driven by the hydraulic cylinder to contact with the pipe and cut the pipe.

The embodiment also comprises a production method of the toy cartridge clip, which comprises the following steps:

s1: winding the forming silk thread into threaded pipes with the same length, and then arranging the threaded pipes into a circle to form a pipe core with a tubular column-shaped outer contour;

s2: b1 molding processing is carried out at the A end of the die, and B2 molding processing is carried out at the B end of the die;

s3: unloading and collecting the prepared toy cartridge;

the B1 forming process comprises the steps of winding the A end of the tube core to form an asymptotic spiral disc surface, and winding the A end of the tube core to form a spiral B1 threaded tube section from the spiral disc surface to the middle of the tube core;

the B2 molding process comprises winding a spiral B2 thread pipe section from the B end of the pipe core to the middle of the pipe core;

A. b is two opposite ends of the tube core;

before the operation of S2, a cannula is arranged in the middle of the tube core;

forming the formed silk thread led out from the thread supply device 200 by the forming mechanism A300 to form corresponding threaded pipes, sleeving the threaded pipes on each arrangement rod 420, and adjusting each arrangement rod 420 to gather towards the center to assemble each threaded pipe to form the pipe core;

before the threaded pipes are gathered, inserting an insertion pipe to the center of the gathering, and then adjusting the arrangement rod 420 to gather to the center to enable the threaded pipes to wrap the insertion pipe to form the pipe core;

the arrangement rods 420 are assembled on the rotatable mounting seat 410, the arrangement rods 420 are arranged at intervals along the circumferential direction of the mounting seat 410, the arrangement rods 420 are adjusted to a position far away from the center of the mounting seat 410, different arrangement rods 420 are rotated to be arranged corresponding to the A forming mechanism 300, so that formed threaded pipes are sleeved on the arrangement rods 420, and the arrangement rods 420 are adjusted to move towards a position close to the center of the mounting seat 410 to be gathered after the threaded pipes are sleeved on the arrangement rods 420;

arranging the arrangement rods 420 horizontally, adjusting the size of the outer contour of the arrangement rods 420 to be smaller before sleeving the threaded pipes, arranging the end A of the threaded pipes and the overhanging ends of the arrangement rods 420 in a flush manner after sleeving the threaded pipes, then adjusting the size of the outer contour of the arrangement rods 420 to be larger, stably fixing the threaded pipes on the arrangement rods 420, and repeating the steps, wherein the threaded pipes are sleeved on the arrangement rods 420 one by one;

in step S3, the outer contour of each arrangement rod 420 is first reduced, and then the toy clip is pushed to unload from the overhanging end of the arrangement rod 420;

the arrangement is conducted by providing a guide post 600 at the center of the mounting base 410 to guide the cut cannula of a fixed length;

the method comprises the following steps that a wire outlet nozzle for guiding out a formed silk thread on a wire supply device 200 is movably installed, when a threaded pipe is formed, the arrangement of the wire outlet nozzle and a forming mechanism A300 is adjusted, a distribution rod 420 without the threaded pipe sleeved is adjusted to be located on the side of the forming mechanism A300, the threaded pipe formed by the forming mechanism A300 is automatically sleeved on a distribution rod 420, when the length of the formed threaded pipe reaches a preset requirement, the formed silk thread is cut off, and the next distribution rod 420 without the threaded pipe sleeved is converted to be sleeved until the threaded pipe is sleeved on each distribution rod 420;

after the threaded pipes are gathered to form a pipe core, the wire outlet nozzle is adjusted to move towards one side close to the guide post 600, a clamping opening 611 is formed in the end portion of the guide post 600, a section of formed wire led out by the wire outlet nozzle is adjusted to be inserted into the clamping opening 611, then the guide post 600 is adjusted to rotate, the wire outlet nozzle is adjusted to move towards the side far away from the guide post 600 while rotating, and therefore an asymptotic spiral disc surface is formed at the A end of the pipe core in a winding mode;

when the outer contour dimension of the spiral disc surface is consistent with that of the tube core, the compression molding wire is attached to the outer wall surface of the A end of the tube core, the mounting seat 410 is rotated, the tube core is adjusted to translate along the direction a relative to the wire outlet nozzle to form a B1 thread tube section with the required length, and then the molding wire is cut off, wherein the direction a is the direction in which the middle of the tube core points to the A end;

b2, when forming, the forming silk thread is attached to the outer wall surface of the end B of the tube core, the mounting seat 410 is rotated, the tube core is adjusted to translate along the reverse direction of the direction a relative to the silk outlet nozzle, a B2 thread tube section with the required length is formed, and then the forming silk thread is cut off;

the arranging rods 420 are arranged on the sliding blocks which slide on the mounting base 410 along the radial direction, and the adjusting units adjust the synchronous movement of the sliding blocks 430 to realize the synchronous gathering and outward scattering of the arranging rods 420;

the pipe belt with the corresponding length is fed forwards according to the required preset length of the pipe inserting through the pipe feeding unit, then the cutting unit is started to cut the pipe belt, the pipe inserting with the required length is formed, the guide pillar 600 is adjusted to be correspondingly arranged towards the outlet direction of the pipe belt, the pipe feeding unit continues to feed the pipe belt, the end portion of the pipe inserting after cutting is sleeved on the guide pillar 600, then the pipe withdrawing assembly is adjusted to enable the end portion of the pipe belt to retreat, the end portion of the winding core 610 formed by the guide pillar 600 is exposed, silk threads are arranged in a clamping opening on the guide pillar 600, the sleeve A530 is adjusted to clamp the end portion of the guide pillar 600, and the sleeve A530 is adjusted to rotate to enable the.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and these improvements and modifications should also be construed as the protection scope of the present invention. Structures, devices, and methods of operation not specifically described or illustrated herein are generally practiced in the art without specific recitation or limitation.