CN218089939U

CN218089939U - Rotating mechanism for twisting PTFE (Polytetrafluoroethylene) filament

Info

Publication number: CN218089939U
Application number: CN202222001038.3U
Authority: CN
Inventors: 陈路
Original assignee: Nanjing E Thread Polymer Material Co ltd
Current assignee: Nanjing E Thread Polymer Material Co ltd
Priority date: 2022-07-29
Filing date: 2022-07-29
Publication date: 2022-12-20
Anticipated expiration: 2032-07-29

Abstract

The utility model discloses a rotating mechanism for twisting PTFE filament yarns, which comprises a device connecting plate, wherein one side of the device connecting plate is provided with a first clamping piece; the transmission piece, first holding piece vertically is provided with threely, the transmission piece is provided with threely, a plurality of the outside of transmission piece is passed through the drive belt transmission and is connected, one of them the one end of transmission piece is provided with output motor, the one end of first holding piece is provided with first transmission threaded rod, the outside of first transmission threaded rod is provided with bearing, bearing's outside is provided with long filament winding base. The rotation of transmission piece can drive a plurality of transmission piece through the drive belt and rotate simultaneously, rotates simultaneously and can keep a plurality of PTFE filaments to carry out the transmission with same frequency, avoids a plurality of motor outputs to cause the frequency difference to need not the size of adjustment transmission piece and the length of drive belt when the adjustment rotational speed, direct adjustment or with trade the output motor can, the use of the mechanism of being convenient for.

Description

Rotating mechanism for twisting PTFE (Polytetrafluoroethylene) filament

Technical Field

The utility model relates to a PTFE filament twisting technical field specifically is a slewing mechanism for PTFE filament twisting.

Background

PTFE is a plastic, PTFE is white wax and semitransparent, has excellent heat resistance and cold resistance, due to the superiority of performance, the use frequency and the use range are rapidly improved, the demand corresponding to the improvement of the frequency and the range is also improved, wherein PTFE filaments are improved due to the excellent heat resistance and the cold resistance, the filament twisting is an important step for manufacturing the PTFE filaments, the twisting is a process of winding raw material filaments into threads, the filaments need to be continuously driven in the twisting process, and a PTFE filament twisting rotating mechanism is designed to deal with long-time driving.

For example, the granted publication number CN214646289U of the chinese utility model discloses a rolling line ironing structure for a bag making machine, which realizes the rolling line ironing of a plastic bag by the arrangement of a first rolling shaft and a second rolling shaft, and reduces the noise generated by the up-and-down collision of the first line ironing part and the second line ironing part; through the setting of gear assembly for first roller bearing and second roller bearing rotate simultaneously, rotate the round at first boiling hot line portion and second boiling hot line portion after, can extrude in order to form the boiling hot line to new plastic bag, and is easy and simple to handle, has improved the boiling hot line efficiency to the plastic bag, and then has improved productivity efficiency.

However, the transmission carries out the transmission through hold-in range and a pair of gear assembly among the patent that above-mentioned chinese utility model patent was disclosed, and the transmission frequency of driven in-process can directly receive the restriction of gear assembly, therefore leads to comparatively loaded down with trivial details when the adjustment rotational speed to it is comparatively inconvenient when changing inside transmission article, consequently unsatisfied current demand, to this we have proposed a slewing mechanism that is used for the twisting of PTFE filament.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a slewing mechanism for PTFE filament twisting to the slewing mechanism rotational frequency adjustment that proposes in solving above-mentioned background is comparatively difficult and the comparatively loaded down with trivial details problem of transmission article installation.

In order to achieve the above object, the utility model provides a following technical scheme: a rotating mechanism for twisting PTFE filaments comprises a device connecting plate, wherein a first clamping piece is arranged on one side of the device connecting plate;

the transmission block is arranged on one side of the first clamping piece, the first clamping piece is longitudinally provided with three parts, the transmission block is fixedly connected with the first clamping piece, and the transmission block is connected with the outside of the transmission block in a transmission mode through a transmission belt, one of the transmission block is provided with an output motor, and the output motor is fixedly connected with the transmission block.

Preferably, one end of the first clamping piece is provided with a first transmission threaded rod, the first transmission threaded rod is fixedly connected with the first clamping piece, a bearing is arranged outside the first transmission threaded rod and is in threaded fit with the first transmission threaded rod, a filament winding base is arranged outside the bearing, and the filament winding base is in sliding connection with the bearing.

Preferably, one side of filament winding base is provided with the second holding piece, the outside one side of second holding piece is provided with second transmission threaded rod, and second transmission threaded rod and second holding piece sliding connection, one side of second holding piece is provided with fixing bearing, and fixing bearing and second transmission threaded rod screw-thread fit, the outside of filament winding base is provided with the PTFE filament.

Preferably, a plurality of sliding rails are transversely and uniformly distributed in the connecting plate of the device, guide rods are arranged outside the sliding rails and are in sliding connection with the sliding rails, and a first wrapping sheet is arranged on one side of the lower end of each guide rod.

Preferably, one side of the outside of the first wrapping sheet is provided with a limiting plate, the limiting plate is rotatably connected with the first wrapping sheet through a rotating shaft, and one side of the limiting plate is provided with a second wrapping sheet.

Preferably, one side between the second wrapping sheet and the limiting plate is provided with a second limiting block, and the other side between the second wrapping sheet and the limiting plate is provided with a first limiting block.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a vertical evenly distributed in one side of device connecting plate has three first supporting piece, one side of three first supporting piece all is provided with the transmission piece, one side of one of them transmission piece is provided with the output motor, in the in-service use process, the output motor directly drives one of them transmission piece through the output shaft and rotates, the rotation of transmission piece can drive a plurality of transmission piece through the drive belt and rotate simultaneously, rotate simultaneously and can keep a plurality of PTFE filaments to carry out the transmission with same frequency, it causes the frequency difference to avoid a plurality of motor outputs, and need not to adjust the size of transmission piece and the length of drive belt when the adjustment rotational speed, direct adjustment or with change output motor can, the use of the mechanism of being convenient for.

2. The utility model discloses a be provided with first drive threaded rod in one side of first holding piece, first drive threaded rod's outside is provided with bears the bearing, the outside that bears the bearing is provided with long filament winding base, in the in-service use process, the installation is when changing long filament winding base or PTFE long filament, the bearing is born in the rotatory dismantlement of accessible, and change the bore that bears the bearing, slidable directly places long filament winding base in bearing the bearing outside when changing the bore, and fix at second drive threaded rod outside rotation through the second holding piece, be convenient for change and install the long filament winding base of different bores and twine the outside PTFE long filament at long filament winding base, and can improve the stability when long filament winding base and PTFE long filament are outside fixed by the centre gripping of second holding piece and first holding piece, avoid fixed unstability to cause to produce at rotatory in-process and skid, influence the twisting of PTFE long filament, improve the stability of twisting in-process.

3. The utility model discloses a lower extreme outside at first supporting piece is provided with the slide rail, the outside one side of slide rail is provided with the guide bar, one side of guide bar lower extreme is provided with first parcel piece, one side of first parcel piece is provided with second parcel piece, in the in-service use process, the one end through the guide bar slides in the outside slip of slide rail, the position of first parcel piece of slidable direct adjustment and second parcel piece, the transmission position of long filament can directly be restricted in the adjustment of second parcel piece and first parcel piece position, be convenient for deal with the required transmission position of device, and directly deal with the actual required adjustment.

Drawings

Fig. 1 is a top view of the overall external structure of the present invention;

fig. 2 is a partially enlarged view of the area a in fig. 1 according to the present invention;

fig. 3 is a side view of the overall external structure of the present invention;

fig. 4 is a front view of the first wrapping sheet and the second wrapping sheet in a positional relationship according to the present invention.

In the figure: 1. a device connection plate; 2. an output motor; 3. a transmission block; 4. a transmission belt; 5. a first clamping piece; 6. a first drive threaded rod; 7. a second clamping piece; 8. fixing the bearing; 9. a second drive threaded rod; 10. a load bearing; 11. a filament winding base; 12. PTFE filament; 13. a guide bar; 14. a first wrapping sheet; 15. a sliding rail; 16. a second wrapping sheet; 17. a limiting plate; 18. a rotating shaft; 19. a first limiting block; 20. a second limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a rotating mechanism for twisting PTFE filaments comprises a device connecting plate 1, wherein a first clamping sheet 5 is arranged on one side of the device connecting plate 1;

the transmission block 3 is arranged on one side of the first clamping piece 5, the first clamping piece 5 is longitudinally provided with three parts, the transmission block 3 is fixedly connected with the first clamping piece 5, the outer parts of the transmission blocks 3 are in transmission connection through a transmission belt 4, one end of one transmission block 3 is provided with an output motor 2, and the output motor 2 is fixedly connected with the transmission block 3.

Referring to fig. 1, 2 and 3, a first transmission threaded rod 6 is disposed at one end of the first clamping piece 5, the first transmission threaded rod 6 is fixedly connected with the first clamping piece 5, a bearing 10 is disposed outside the first transmission threaded rod 6, the bearing 10 is in threaded fit with the first transmission threaded rod 6, a filament winding base 11 is disposed outside the bearing 10, the filament winding base 11 is slidably connected with the bearing 10, and the bearing 10 can be replaced and adjusted to correspond to filament winding bases 11 with different calibers and PTFE filaments 12 thereof.

Referring to fig. 1, 2 and 3, a second clamping piece 7 is disposed on one side of a filament winding base 11, a second transmission threaded rod 9 is disposed on one side of the outside of the second clamping piece 7, the second transmission threaded rod 9 is slidably connected with the second clamping piece 7, a fixed bearing 8 is disposed on one side of the second clamping piece 7, the fixed bearing 8 is in threaded fit with the second transmission threaded rod 9, a PTFE filament 12 is disposed on the outside of the filament winding base 11, and the fixed bearing 8 can be matched with the first clamping piece 5 to support the bearing 10 in the threaded fit with the outside of the second transmission threaded rod 9.

Referring to fig. 1, 3 and 4, a plurality of sliding rails 15 are transversely and uniformly distributed in the device connecting plate 1, guide rods 13 are arranged outside the sliding rails 15, the guide rods 13 are slidably connected with the sliding rails 15, a first wrapping sheet 14 is arranged on one side of the lower end of each guide rod 13, and the positions of the first wrapping sheets 14 can be directly adjusted by sliding the guide rods 13 outside the sliding rails 15.

Referring to fig. 1 and 4, a limiting plate 17 is disposed on one side of the exterior of the first wrapping sheet 14, the limiting plate 17 is rotatably connected to the first wrapping sheet 14 through a rotating shaft 18, and a second wrapping sheet 16 is disposed on one side of the limiting plate 17, and the limiting plate 17 can wrap and limit the filaments to be conveyed.

Referring to fig. 1 and 4, a second limiting block 20 is disposed on one side between the second wrapping sheet 16 and the limiting plate 17, and a first limiting block 19 is disposed on the other side between the second wrapping sheet 16 and the limiting plate 17, and the first limiting block 19 limits the second limiting block 20 to prevent a resilient metal ring outside the rotating shaft 18 from limiting the rotation of the limiting plate 17.

The working principle is as follows: when the rotating mechanism is used, according to fig. 1, fig. 2, fig. 3 and fig. 4, in order to facilitate the transmission of the transmission blocks 3 and the adjustment of the transmission frequency of the transmission blocks 3, in the transmission process, one of the transmission blocks 3 is driven to rotate by the output shaft of the output motor 2, wherein the rotation of the transmission block 3 can drive the other transmission blocks 3 to rotate by the transmission belt 4, the transmission blocks 3 do not need to be adjusted and replaced when the rotation frequency is adjusted, in order to facilitate the replacement of the filament winding base 11 and the PTFE filament 12, when the bearing 10 with the corresponding caliber is installed, the bearing 10 is in threaded fit with the outer part of the first transmission threaded rod 6 to move transversely, after the movement, the filament winding base 11 and the PTFE filament 12 outside are placed outside the bearing 10 in a sliding manner, and after bearing 10 is laminated through second holding piece 7, by fixing bearing 8 and the screw-thread fit of second transmission threaded rod 9, accomplish the restriction to filament winding base 11 and outside PTFE filament 12 by fixing bearing 8 and the centre gripping of first holding piece 5, and when taking off filament winding base 11 and PTFE filament 12, the process is the reverse, in order to facilitate the transmission of restriction filament to different positions, in the process of filament transmission, with the rotation of limiting plate 17 with the 18 centre of a circle of axis of rotation, rotate the back and reset limiting plate 17 by the outside resilience metal ring of axis of rotation 18, the filament of the restriction of first wrapping sheet 14 and the 16 and inside restriction of second wrapping sheet can directly be adjusted by the one end of guide bar 13 in the outside slip rail 15 slides simultaneously.

Those not described in detail in this specification are within the skill of the art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a slewing mechanism for PTFE long filament twisting, includes device connecting plate (1), one side of device connecting plate (1) is provided with first holding piece (5), its characterized in that:

the transmission block (3) is arranged on one side of the first clamping piece (5), the first clamping piece (5) is longitudinally provided with three parts, the transmission block (3) is fixedly connected with the first clamping piece (5), and the transmission block (3) is connected with the outside of the transmission block (3) in a transmission mode through a transmission belt (4), one of the transmission block and the transmission block is provided with an output motor (2), and the output motor (2) is fixedly connected with the transmission block (3).

2. A rotation mechanism for twisting a PTFE filament according to claim 1, wherein: the one end of first holding piece (5) is provided with first transmission threaded rod (6), and first transmission threaded rod (6) and first holding piece (5) fixed connection, the outside of first transmission threaded rod (6) is provided with bears bearing (10), and bears bearing (10) and first transmission threaded rod (6) screw-thread fit, the outside of bearing (10) is provided with long filament winding base (11), and long filament winding base (11) and bearing (10) sliding connection.

3. A rotation mechanism for PTFE filament twisting according to claim 2, wherein: one side of filament winding base (11) is provided with second holding piece (7), the outside one side of second holding piece (7) is provided with second transmission threaded rod (9), and second transmission threaded rod (9) and second holding piece (7) sliding connection, one side of second holding piece (7) is provided with fixing bearing (8), and fixing bearing (8) and second transmission threaded rod (9) screw-thread fit.

4. A rotation mechanism for PTFE filament twisting according to claim 3, wherein: a plurality of sliding rails (15) are transversely and uniformly distributed in the device connecting plate (1), guide rods (13) are arranged outside the sliding rails (15), the guide rods (13) are connected with the sliding rails (15) in a sliding mode, and first wrapping sheets (14) are arranged on one side of the lower end of each guide rod (13).

5. A rotation mechanism for PTFE filament twisting according to claim 4, wherein: one side of the outer portion of the first wrapping sheet (14) is provided with a limiting plate (17), the limiting plate (17) is connected with the first wrapping sheet (14) in a rotating mode through a rotating shaft (18), and one side of the limiting plate (17) is provided with a second wrapping sheet (16).

6. A rotation mechanism for PTFE filament twisting according to claim 5, wherein: one side between the second wrapping sheet (16) and the limiting plate (17) is provided with a second limiting block (20), and the other side between the second wrapping sheet (16) and the limiting plate (17) is provided with a first limiting block (19).