CN213944521U

CN213944521U - Spinneret plate punching device with double punching needles

Info

Publication number: CN213944521U
Application number: CN202022081566.5U
Authority: CN
Inventors: 董江荣; 孙秋霞; 陈志鹏; 任启伟; 凡豪
Original assignee: Hangzhou Jingwei Technology Co ltd
Current assignee: Hangzhou Jingwei Technology Co ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-08-13
Anticipated expiration: 2030-09-21

Abstract

The utility model provides a spinneret perforating device with two punching needles belongs to the machining field. It includes the base, the base directly over be equipped with the footstock, the top of footstock connect lift cylinder and make the footstock along base axial reciprocating motion, the footstock in sliding connection have a first sideslip piece, first sideslip piece in be equipped with first standing groove, the base in sliding connection have a second sideslip piece, the second sideslip piece in be equipped with the second standing groove that sets up with first standing groove opposition, the both sides of first standing groove have a punching block that slides on the footstock respectively, each punching piece is connected the hydro-cylinder that punches, each punching piece is equipped with the punching needle that links to each other with the motor that punches on being close to the terminal surface of first standing groove, the central line of two punching needles overlaps each other. Its advantage lies in when punching, and the perforating needle on both sides punches the hole respectively, not only improves work efficiency but also reduces the breakage rate of perforating needle.

Description

Spinneret plate punching device with double punching needles

Technical Field

The utility model belongs to the machining field especially relates to a spinneret perforating device with two punching needles.

Background

The spinneret plate is used for converting a viscous-flow-state polymer melt or solution into a thin flow with a specific cross section through micropores, and solidifying the thin flow through a solidification medium such as air or a solidification bath to form filaments. The spinneret plate needs to be punched during production and processing, most of the existing punching devices are used for punching vertical holes, so in the prior art, a punching needle is usually used for sequentially punching holes on the spinneret plate, but the deeper the hole on the spinneret plate is, the longer the punching needle is needed for punching, the longer the punching needle is, the more easily the breakage and damage happen during working, and the lower the working efficiency is when only one punching needle is used for working.

For example, chinese patent document discloses a punching device for a spinneret of a spinning machine [ patent application No.: CN201811362991.2], it includes the base, the vertical support that is fixed with of upper end lateral wall of base, the vertical cylinder that is fixed with of upper end lateral wall of support, and the output of cylinder runs through the support setting, the output of cylinder is fixed with driving motor, and the vertical axle that punches that is connected with of driving motor's output, the vertical pillar that is fixed with of upper end lateral wall of base, and the upper end lateral wall of pillar has seted up and has rotated the groove, the upper end of pillar transversely is equipped with the platform of punching, and the vertical connecting rod that is fixed with of the lower extreme lateral wall of the platform of punching, the lower extreme of connecting rod is fixed with the pivot, and the pivot is inserted and is located and rotate the inslot and set up, one side lateral wall of pillar transversely is inserted and is equipped with the locating pin, and the locating pin runs through to rotating the inslot and set up. On the one hand, the punching progress is slow, and on the other hand, the breakage rate of the punching needle 17 is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned problem, a spinneret perforating device with two punching needles is provided.

In order to achieve the above purpose, the utility model adopts the following technical proposal:

the utility model provides a spinneret perforating device with two perforating needles, includes the base, the base directly over be equipped with the footstock, the top of footstock connect lift cylinder and make the footstock along base axial reciprocating motion, the footstock sliding connection have first sideslip piece, first sideslip piece in be equipped with first standing groove, the base sliding connection have second sideslip piece, second sideslip piece in be equipped with the second standing groove that sets up with first standing groove opposition, the both sides of first standing groove have a perforating piece that slides on the footstock respectively, each perforating piece is connected the perforating cylinder, each perforating piece is equipped with the perforating needle that links to each other with the motor that punches on being close to the terminal surface of first standing groove, the central line of two perforating needles overlaps each other.

In the spinneret plate punching device with the double punching needles, the first traverse block slides in the top seat in a T shape, the first traverse block is provided with two bottom edges, the lower side of each bottom edge is movably connected with a first smooth mechanism, and the bottom surface of the second traverse block is movably connected with a second smooth mechanism.

In foretell spinneret perforating device with two punch needles, first in the same direction as smooth mechanism and include the first pivot that a plurality of placed in proper order, each first pivot rotates with the footstock to be connected, the second in the same direction as smooth mechanism and include the second pivot that a plurality of placed in proper order, second pivot and base rotate and be connected.

In the spinneret plate punching device with the double punching needles, the second traverse block is internally provided with a clamping and fixing mechanism, the clamping and fixing mechanism comprises a plurality of penetrating rods, and the penetrating rods can extend into the second placing groove.

In the spinneret plate punching device with the double punching needles, the clamping and fixing mechanism further comprises a fixing cavity arranged on the second transverse moving block, a placing block is fixedly arranged in the fixing cavity, the second placing groove is located in the placing block, a plurality of through holes penetrating through the placing block are respectively formed in two sides of the placing block, and a penetrating rod is slidably connected in each through hole.

In the spinneret plate punching device with the double punching needles, the plurality of penetrating rods on two sides of the second placing groove are arranged in a one-to-one opposite mode.

In the spinneret plate punching device with the double punching needles, the two sides of the fixed cavity are respectively provided with the clamping cylinders, the output shaft of each clamping cylinder is provided with the clamping plate, and the end surface of each clamping plate, which is close to the placing block, is provided with the plurality of penetrating rods.

In the above spinneret plate punching device with double punching needles, the depth of the first placing groove is greater than the depth of the second placing groove.

In the above spinneret plate punching device having the double punching needles, the diameter of one of the punching needles is larger than that of the other punching needle.

In the spinneret plate punching device with the double punching needles, the output shaft of the punching motor is provided with a screw rod, and the punching needles extend into the screw rod and are in threaded connection with the screw rod.

Compared with the prior art, the utility model has the advantages of:

1. the utility model provides a first standing groove both sides have the piece of punching respectively, all are equipped with a perforating needle on every piece of punching, and two pieces of punching are mutually independent and carry out work, and when punching, the perforating needle on both sides punches respectively, not only improves work efficiency and still reduces the breakage rate of perforating needle.

2. The utility model provides a second standing groove is located places the piece, the both sides of placing the piece respectively have a plurality of that runs through to place the piece and perforate, sliding connection has the pole of wearing in each perforation. Further fixing the spinneret plate blank.

Drawings

Fig. 1 is a schematic view of the present invention as a whole;

FIG. 2 is an enlarged schematic view at A in FIG. 1;

fig. 3 is a schematic view of the internal structure of the base.

In the figure: the punching machine comprises a base 10, a top seat 11, a first transverse moving block 12, a first placing groove 13, a second transverse moving block 14, a second placing groove 15, a punching block 16, a punching oil cylinder 17, a punching motor 18, a punching needle 19, a bottom edge 20, a first rotating shaft 21, a second rotating shaft 22, a clamping and fixing mechanism 23, a penetrating rod 24, a fixing cavity 25, a placing block 26, a penetrating hole 27, a clamping oil cylinder 28, a clamping plate 29 and a screw 30.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 3, a spinneret plate punching device with double punching needles comprises a base 10, a top seat 11 is arranged right above the base 10, the top of the top seat 11 is connected with a lifting oil cylinder and enables the top seat 11 to axially reciprocate along the base 10, a first transverse moving block 12 is connected in the top seat 11 in a sliding way, a first placing groove 13 is arranged in the first transverse moving block 12, a second traverse block 14 is connected in the base 10 in a sliding way, a second placing groove 15 which is arranged opposite to the first placing groove 13 is arranged in the second traverse block 14, two sides of the first placing groove 13 are respectively provided with a punching block 16 sliding on the top seat 11, each punching block 16 is connected with a punching oil cylinder 17, a punching needle 19 connected with a punching motor 18 is arranged on the end surface of each punching block 16 close to the first placing groove 13, and the central lines of the two punching needles 19 are mutually overlapped.

The utility model discloses in, place the spinneret blank in second standing groove 15 on base 10, footstock 11 moves down under the work of the lift cylinder that it connects to drive first standing groove 13 and move down, make the spinneret blank extend into first standing groove 13 in, thereby press from both sides the spinneret blank tightly, the spinneret blank is in the immobilized state this moment. At this time, the two punching needles 19 are respectively positioned at two sides of the spinneret plate blank, then the punching block 16 is driven by the operation of the punching oil cylinder 17 connected with the punching block 16, so that the punching block 16 repeatedly moves to be repeatedly close to and far away from the spinneret plate blank, at this time, the punching needles 19 rotate at a high speed under the operation of the punching motor 18, so that the holes are repeatedly punched on the spinneret plate blank until the punching is finished, and then the punching needles 19 at the other side of the spinneret plate blank punch holes and punch the holes left before to form the punched holes. The first traverse block 12 and the second traverse block 14 are both connected with a traverse cylinder, and after the hole is punched, the first traverse block 12 and the second traverse block 14 synchronously move under the work of the two traverse cylinders, so that the spinneret plate blank is moved to the next punching position. The perforating needles 19 on both sides of the spinneret blank can work alternately or complete all the perforating steps on one side of the spinneret blank before the perforating step on the other side of the spinneret blank. Compared with the prior art, in the prior art, the spinneret orifice is usually only punched by one punching needle 19, the depth of the orifice is deeper, on one hand, the punching progress is slower, on the other hand, the breakage rate of the punching needle 19 is higher, and in the embodiment, the work efficiency is improved and the breakage rate of the punching needle 19 is also reduced.

The first transverse moving block 12 slides in the top seat 11 in a T shape, the first transverse moving block 12 is provided with two bottom edges 20, the lower side of each bottom edge 20 is movably connected with a first smooth mechanism, and the bottom surface of the second transverse moving block 14 is movably connected with a second smooth mechanism.

The utility model discloses in, first sideslip piece 12 supports on footstock 11 through two bases 20, reduces the frictional force that produces between base 20 and the footstock 11 through first in the same direction as smooth mechanism, and second sideslip piece 14 supports on base 10 through its bottom surface, reduces the frictional force that produces between second sideslip piece 14 and the base 10 through the second in the same direction as smooth movement, makes first sideslip piece 12 and second sideslip piece 14 remove in the same direction as smooth.

First in the same direction as smooth mechanism include the first pivot 21 that a plurality of placed in proper order, each first pivot 21 rotates with footstock 11 to be connected, second in the same direction as smooth mechanism include the second pivot 22 that a plurality of placed in proper order, second pivot 22 rotate with base 10 and be connected.

The utility model discloses in, first pivot 21 and second pivot 22 are connected with footstock 11 and base 10 free rotation respectively, remove the in-process at first sideslip piece 12 and second sideslip piece 14, reduce frictional force through first pivot 21 and second pivot 22 pivoted mode, and first pivot 21 and second pivot 22 outward appearance are smooth and are described.

A clamping and fixing mechanism 23 is arranged in the second traverse block 14, the clamping and fixing mechanism 23 comprises a plurality of penetrating rods 24, and the penetrating rods 24 can extend into the second placing groove 15.

The utility model discloses in, owing to at the in-process of punching, the high-speed rotation of perforating needle 19 makes the spinneret blank produce vibrations easily, for further fixed spinneret blank, will wear pole 24 to penetrate the jack of reserving on the spinneret blank at preparation spinneret blank to further fix the spinneret blank.

The clamping and fixing mechanism 23 further comprises a fixing cavity 25 arranged on the second traverse block 14, a placing block 26 is fixedly arranged in the fixing cavity 25, the second placing groove 15 is located in the placing block 26, a plurality of through holes 27 penetrating through the placing block 26 are respectively arranged on two sides of the placing block 26, and a penetrating rod 24 is slidably connected in each through hole 27.

The penetrating rods 24 on the two sides of the second placing groove 15 are arranged in a one-to-one opposite mode.

The utility model discloses in, the pole 24 that wears that the one-to-one opposition set up penetrates in the jack on same spinneret blank.

Clamping oil cylinders 28 are respectively arranged on two sides of the fixed cavity 25, a clamping plate 29 is arranged on an output shaft of each clamping oil cylinder 28, and a plurality of penetrating rods 24 are arranged on the end face, close to the placing block 26, of each clamping plate 29.

The utility model discloses in, place spinneret blank back in second standing groove 15, the work of clamping cylinder 28 makes clamping plate 29 remove to make two clamping plate 29 be close to each other to in the jack that pole 24 penetrated on the spinneret blank is worn in the area.

The depth of the first placement groove 13 is greater than the depth of the second placement groove 15.

The utility model discloses in, at the drilling in-process, if the hole site is in the both sides of spinneret blank central line, the lift cylinder work that the top of footstock 11 is connected makes footstock 11 move down or rebound to make the spinneret blank slide in first standing groove 13, thereby make the position of punching needle 19 alignment difference on the spinneret blank.

One of the perforating needles 19 has a larger diameter than the other perforating needle 19.

The utility model discloses in, the big one end of perforation one end that perforating needle 19 was beaten is little, and makes the less perforating needle 19 of diameter punch a hole earlier and form the aperture, makes the more perforating needle 19 of diameter punch a hole and form the macropore and communicate with the aperture after that, and can extend into in the aperture at the more perforating needle 19 punching in-process of diameter to make macropore and aperture connected portion form the curved surface. On one hand, the spinning nozzle can be made thinner, and the curved surface connecting part of the large hole and the small hole enables the spinning flow velocity to be stable.

The output shaft of the punching motor 18 is provided with a screw 30, and the punching needle 19 extends into the screw 30 and is in threaded connection with the screw 30.

The utility model discloses in, after the fracture of perforating needle 19, can replace perforating needle 19 through the spiro union, in addition, the rotation opposite direction that the orientation of perforating needle screw in screw rod 30 and the work of the motor 18 that punches made to in the course of the work, can not make perforating needle 19 screw out.

The utility model discloses a theory of operation does: the spinneret blank is placed in the second placement groove 15 of the base 10 and the clamping cylinder 28 is operated to move the clamping plates 29 so that the two clamping plates 29 are brought closer together and thus bring the threaded rod 24 into the insertion hole in the spinneret blank. The footstock 11 moves downwards under the work of the connected lifting oil cylinder, so that the first placing groove 13 is driven to move downwards, the spinneret plate blank extends into the first placing groove 13, the spinneret plate blank is clamped tightly, and the spinneret plate blank is in a fixed state at the moment. At this time, the two punching needles 19 are respectively positioned at two sides of the spinneret plate blank, then the punching block 16 is driven by the operation of the punching oil cylinder 17 connected with the punching block 16, so that the punching block 16 repeatedly moves to be repeatedly close to and far away from the spinneret plate blank, at this time, the punching needles 19 rotate at a high speed under the operation of the punching motor 18, so that the holes are repeatedly punched on the spinneret plate blank until the punching is finished, and then the punching needles 19 at the other side of the spinneret plate blank punch holes and punch the holes left before to form the punched holes. The first traverse block 12 and the second traverse block 14 are both connected with a traverse cylinder, and after the hole is punched, the first traverse block 12 and the second traverse block 14 synchronously move under the work of the two traverse cylinders, so that the spinneret plate blank is moved to the next punching position. The perforating needles 19 on both sides of the spinneret blank can work alternately or complete all the perforating steps on one side of the spinneret blank before the perforating step on the other side of the spinneret blank.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the base 10, the top base 11, the first traverse block 12, the first placing groove 13, the second traverse block 14, the second placing groove 15, the punching block 16, the punching cylinder 17, the punching motor 18, the punching pin 19, the bottom side 20, the first rotating shaft 21, the second rotating shaft 22, the clamping and fixing mechanism 23, the penetrating rod 24, the fixing cavity 25, the placing block 26, the through hole 27, the clamping cylinder 28, the clamping plate 29, the screw 30, etc., are used more frequently herein, these terms are used only for the purpose of more conveniently describing and explaining the essence of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The spinneret plate punching device with the double punching needles comprises a base (10) and is characterized in that a top seat (11) is arranged right above the base (10), the top of the top seat (11) is connected with a lifting oil cylinder and enables the top seat (11) to axially reciprocate along the base (10), a first transverse moving block (12) is connected in the top seat (11), a first placing groove (13) is formed in the first transverse moving block (12), a second transverse moving block (14) is connected in the base (10) in a sliding mode, a second placing groove (15) opposite to the first placing groove (13) is formed in the second transverse moving block (14), punching blocks (16) sliding on the top seat (11) are respectively arranged on two sides of the first placing groove (13), each punching block (16) is connected with a punching oil cylinder (17), and a punching needle connected with a punching motor (18) is arranged on the end face, close to the first placing groove (13), of each punching block (16) (19) The center lines of the two perforating needles (19) are overlapped with each other.

2. The spinneret plate perforating device with double perforating needles as claimed in claim 1, wherein said first traverse block (12) is adapted to slide in a T-shape in said top seat (11), said first traverse block (12) having two bottom edges (20), a first smoothing mechanism being movably connected to the lower side of each bottom edge (20), and a second smoothing mechanism being movably connected to the bottom surface of said second traverse block (14).

3. The apparatus as claimed in claim 2, wherein the first sliding mechanism comprises a plurality of first shafts (21) disposed in sequence, each of the first shafts (21) is rotatably connected to the top base (11), the second sliding mechanism comprises a plurality of second shafts (22) disposed in sequence, and the second shafts (22) are rotatably connected to the base (10).

4. The spinneret plate perforating device with double perforating needles as claimed in claim 1, wherein said second traverse block (14) is provided with a clamping and fixing mechanism (23), said clamping and fixing mechanism (23) comprising a plurality of through-rods (24), said through-rods (24) being capable of extending into said second placing slot (15).

5. The spinneret plate perforating device with double perforating needles as claimed in claim 4, wherein said clamping fixture (23) further comprises a fixture cavity (25) disposed in the second traverse block (14), said fixture cavity (25) being fixedly disposed with a placement block (26), said second placement slot (15) being disposed in the placement block (26), said placement block (26) having a plurality of perforations (27) extending through the placement block (26) on both sides, each perforation (27) being slidably connected with a through-rod (24).

6. The spinneret plate perforating device with double perforating needles as claimed in claim 5, wherein a plurality of penetrating rods (24) on both sides of said second placement slot (15) are arranged in a one-to-one opposed relationship.

7. The spinneret plate punching device with double punching needles according to claim 6, characterized in that clamping cylinders (28) are respectively arranged on both sides of the fixed cavity (25), a clamping plate (29) is arranged on an output shaft of each clamping cylinder (28), and a plurality of through rods (24) are arranged on the end surface of each clamping plate (29) close to the placing block (26).

8. The spinneret plate punching device with double punching needles according to claim 1, wherein the depth of said first placement groove (13) is larger than the depth of said second placement groove (15).

9. The spinneret plate perforating device with double perforating needles as claimed in claim 1, characterized in that the diameter of one of the perforating needles (19) is larger than the diameter of the other perforating needle (19).

10. The spinneret plate punching device with double punching needles according to claim 1, wherein the output shaft of the punching motor (18) is provided with a screw (30), and the punching needle (19) extends into the screw (30) and is in threaded connection with the screw (30).