CN214773896U

CN214773896U - Traction device of extruder product

Info

Publication number: CN214773896U
Application number: CN202120328763.4U
Authority: CN
Inventors: 徐煜
Original assignee: Lvyuan Shanghai Industrial Co ltd
Current assignee: Lvyuan Shanghai Industrial Co ltd
Priority date: 2021-02-04
Filing date: 2021-02-04
Publication date: 2021-11-19
Anticipated expiration: 2031-02-04

Abstract

The utility model relates to a draw gear of extruder product relates to the technical field of extruder, and it includes the frame, the frame is put on the shelf and is equipped with the rotation wheel, it is parallel with product width direction to rotate wheel axis direction, it slides the cooperation along product feed direction and frame to rotate the wheel, it is provided with two along product feed direction interval in the frame to rotate the wheel, frame low reaches still is provided with the drive assembly that the drive product fed. This application has the effect that improves draw gear's adaptability.

Description

Traction device of extruder product

Technical Field

The application relates to the technical field of extruders, in particular to a traction device of an extruder product.

Background

In the extrusion molding operation, a drawing operation is performed after extrusion of an extrudate, and the drawing operation is aimed at: the method has the advantages of maintaining the stability of an extruded product, eliminating dimensional change caused by die release expansion, enabling the product to generate certain orientation, improving the axial strength and rigidity, and simultaneously changing the force applied to the product during feeding in a mode of setting the feeding speed of the extruder and the traction speed of the traction device to be different proportions, so that the traction device stretches the extruder product to different widths.

In the related art, a traction device for extrudate of an extruder comprises a rack, wherein a plurality of traction rollers and a driving motor for driving the traction rollers to rotate are arranged on the rack at intervals along the advancing direction of an extruder product, and the extrudate passes through the traction device under the guidance of the traction rollers and then enters the next process.

In the related art, the drawing roller is relatively fixed on the frame, so that the distance of the extrudate passing through the drawing roller is fixed, and the inventor considers that the defect of poor adaptability exists.

SUMMERY OF THE UTILITY MODEL

In order to improve the adaptability of the traction device, the application provides the traction device of the extruder product.

The application provides a draw gear of extruder product adopts following technical scheme:

the utility model provides a draw gear of extruder product, includes the frame, the frame is put on the shelf and is equipped with the rotation wheel, it is parallel with product width direction to rotate wheel axis direction, it slides the cooperation along product feed direction and frame to rotate the wheel, it is provided with two along product feed direction interval in the frame to rotate the wheel, the frame low reaches still is provided with the drive assembly that the drive product fed.

Through adopting above-mentioned technical scheme, in the debugging operation, the staff is around establishing on two rotation wheels with the product, removes along direction of feed through drive assembly drive product, according to the product width after the drawing, slides along direction of feed and rotates the wheel to adjust the product and take turns to the tension that receives at two rotation, thereby adjust the product width after the drawing. In this way, the traction device is suitable for products with different widths, and the adaptability of the traction device is improved.

Preferably, a rotating shaft is coaxially fixed on the rotating wheel and is horizontally arranged, a sliding groove and a sliding block are arranged on the rack, one end of the sliding block, which is close to the sliding groove, is embedded into the sliding groove, and is matched with the chute in a sliding way along the feeding direction of the product, the rotating shaft penetrates through the sliding block along the axis direction of the rotating shaft, and is rotationally connected with the sliding block, a waist-shaped groove is also arranged on the frame, the length direction of the waist-shaped groove is parallel to the feeding direction of the product, the waist-shaped groove is communicated with the sliding groove, the sliding block is provided with a fixed column, the depth direction of the waist-shaped groove is parallel to the axial direction of the fixed column, the fixing column penetrates through the waist-shaped groove along the axis direction of the fixing column, a locking nut is sleeved on the fixing column, the locking nut is in threaded fit with the fixed column, and one side face, close to the sliding block, of the locking nut is abutted to the outer side wall, away from the sliding groove, of the waist-shaped groove.

Through adopting above-mentioned technical scheme, in the debugging operation, the staff unscrews lock nut, along the slider that slides of product direction of feed, the fixed column slides along waist type groove length direction, the lock nut of screwing again, fixed slider to adjust two intervals of rotating the wheel, through this kind of mode, make things convenient for the staff to adjust, help improving the stability that slider and frame are connected simultaneously.

Preferably, the rotating wheel is provided with a plurality of annular grooves which are uniformly arranged at intervals along the axial direction of the rotating wheel.

Through adopting above-mentioned technical scheme, the staff is around establishing many circles with the product on two rotation wheels, and the product is located different ring channels, helps reducing to rotate the wheel and rotates the in-process, and the product intertwine leads to the possibility of draw gear trouble.

Preferably, drive assembly includes backing roll and pinch roller, the backing roll is the level setting, be provided with driving motor in the frame, the driving motor output shaft is connected with the backing roll transmission, the pinch roller erects at the backing roll upside, be provided with the lifting unit that the drive pinch roller goes up and down along vertical direction in the frame.

Through adopting above-mentioned technical scheme, the staff places the product between backing roll and pinch roller, adjust lifting unit, thereby make the pinch roller support tight product to the side, the backing roll supports tight product downside, driving motor drive backup roll rotates, thereby drive the product and feed, through this kind of mode, make things convenient for the staff to adjust the clearance between backing roll and the pinch roller according to the thickness of different products, help reducing the condition emergence that the product skidded, help improving drive unit's adaptability.

Preferably, lifting unit includes mounting panel and lead screw, the pinch roller rotates with the mounting panel to be connected, the cooperation of sliding along vertical direction and frame is followed at mounting panel length direction's both ends, the lead screw is vertical setting, the lead screw runs through the frame along vertical direction to with frame threaded connection, the lead screw lower extreme rotates with the mounting panel upper end to be connected, the mounting panel respectively is provided with one in the both sides of pinch roller axis direction.

Through adopting above-mentioned technical scheme, in the debugging operation, the staff rotates the lead screw to adjust the relative position of mounting panel and frame, adjust the interval between pinch roller and the backing roll, make the pinch roller support tight product upside, the backing roll supports tight product downside, makes things convenient for the staff operation, helps making the subassembly that pulls to be applicable to the product of different thickness simultaneously.

Preferably, the pressure roller is provided with an annular guide groove.

Through adopting above-mentioned technical scheme, side and annular guiding groove diapire butt on the product, the both sides of product width direction all are located annular guiding groove, help reducing the backing roll live-rollers in-process, and frictional force makes the product take place the skew, falls out between backing roll and the pinch roll, leads to the condition of draw gear stop work to take place.

Preferably, the bottom wall of the annular guide groove is provided with an embossing pattern.

Through adopting above-mentioned technical scheme, the staff makes the diapire of annular guiding groove support tight product side on through adjusting elevating gear to make the knurling decorative pattern emboss the product, help reducing work step, thereby improve production efficiency.

Preferably, the two rotating shafts are in transmission connection with an output shaft of the driving motor.

By adopting the technical scheme, the rotating wheel and the supporting roll synchronously rotate while tightly supporting the product, so that the product on the rotating wheel is synchronously fed along with the product on the supporting roll, and the phenomenon that the product on the rotating wheel is damaged or broken due to overlarge feeding damping is favorably reduced.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by means of the sliding fit of the rotating wheels and the rack along the product feeding direction, workers can change the tension on the product when the product is wound on the two rotating wheels, and the adaptability of the traction device is improved;

2. by means of the supporting roller, the pressing roller, the screw rod and the mounting plate, the operation of workers is facilitated, and meanwhile the traction assembly is suitable for products with different thicknesses;

3. by means of the annular guide grooves, the phenomenon that products are separated from the space between the supporting roller and the pressing roller and the traction device stops working is reduced.

Drawings

FIG. 1 is an axial schematic view of the overall structure of a traction device embodying the extruder product according to the embodiment of the present application;

fig. 2 is an enlarged view of a portion a of fig. 1, and mainly shows the structure of the fixing post and the lock nut.

Reference numerals: 1. a frame; 11. a support frame; 12. a slide rail; 121. a chute; 122. a waist-shaped groove; 13. a slider; 131. fixing a column; 132. locking the nut; 2. a rotating wheel; 21. an annular groove; 22. a rotating shaft; 3. a mounting frame; 31. a fixing plate; 4. a drive assembly; 41. a support roller; 42. a pressure roller; 421. an annular guide groove; 43. a drive motor; 5. a lifting assembly; 51. mounting a plate; 52. a screw rod; 521. the hand wheel is turned.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses a traction device of an extruder product.

Referring to fig. 1, the traction device for the extruder product comprises a frame 1, wherein the frame 1 comprises a support frame 11, the support frame 11 is horizontally arranged, and the length direction of the support frame 11 is parallel to the product feeding direction. The supporting frame 11 is provided with a rotating wheel 2, and the axial direction of the rotating wheel 2 is parallel to the width direction of the frame 1. The rotating wheels 2 are uniformly arranged along the length direction of the support frame 11 at intervals, and in the embodiment, two rotating wheels 2 are arranged. The driving assembly 4 is arranged at the downstream of the support frame 11 in the length direction. In actual work, the product is extruded from the extruder, and after the process is cooled off preliminarily, the staff winds the product on two rotating wheels 2, and drive assembly 4 drives the product to move along the product feeding direction, and the product drives rotating wheels 2 to rotate, and rotating wheels 2 prop tightly the product simultaneously. The worker changes the force applied to the product by the traction device by adjusting the damping to which the product is fed, thereby changing the width of the stretched product.

Specifically, support frame 11 includes slide rail 12, and slide rail 12 length direction is parallel with 11 length direction of support frame, has seted up spout 121 from last downwards on slide rail 12, and spout 121 length direction is parallel with slide rail 12 length direction, and one side that spout 121 length direction deviates from drive assembly 4 is open the setting. Be provided with slider 13 on the slide rail 12, slider 13 is vertical setting, and in slider 13 lower extreme embedding spout 121 to with spout 121 along spout 121 length direction sliding fit. A rotating shaft 22 is coaxially fixed on any rotating wheel 2, the rotating shaft 22 penetrates through the sliding block 13 along the axis direction of the rotating shaft 22, and the rotating shaft 22 is rotatably connected with the sliding block 13. The slide rails 12 are provided at both side edges in the width direction of the support frame 11. Any rotating wheel 2 is positioned on the same side of the two sliding blocks 13 on the rotating shaft 22 of the rotating wheel 2. In the debugging operation, the staff is around establishing on two rotation wheels 2 with the product, and drive assembly 4 drives the product and feeds, and the staff slides two rotation wheels 2 according to the width through the product after tensile to change two and rotate the interval between the wheel 2, change the product around establishing when two rotation wheels 2, the tension that receives, thereby adjust the width behind the handle of product.

Referring to fig. 1 and 2, a waist-shaped groove 122 is formed in one side of any one of the slide rails 12, which deviates from the rotating wheel 2 along the width direction of the support frame 11, and the waist-shaped groove 122 penetrates through the slide rail 12 along the width direction of the support frame 11 and is communicated with the sliding groove. The length direction of the waist-shaped groove 122 is parallel to the length direction of the sliding groove 121. The slider 13 is provided with a fixed column 131 along one side of the support frame 11 in the width direction, which deviates from the rotating wheel 2, the axis direction of the fixed column 131 is parallel to the depth direction of the waist-shaped groove 122, the fixed column 131 penetrates through the waist-shaped groove 122 along the depth direction of the waist-shaped groove 122, and the fixed column 131 is in sliding fit with the waist-shaped groove 122 along the length direction of the waist-shaped groove 122. The fixing column 131 is sleeved with a locking nut 132, and the locking nut 132 is in threaded connection with the fixing column 131. One side of the lock nut 132 close to the slide rail 12 along the width direction of the support frame 11 abuts against one side of the slide rail 12 away from the rotating wheel 2 along the width direction of the support frame 11. In the debugging operation, after the staff confirms the interval between two rotatory wheels 2, screw lock nut 132, make lock nut 132 along the side that the width direction of support frame 11 is close to slide rail 12 and slide rail 12 along the side that the width direction of support frame 11 deviates from rotatory wheel 2 and support tightly, make the position of slider 13 and slide rail 12 fixed to the interval between two rotatory wheels 2 of fixed. In this way, the distance between the two rotating wheels 2 can be conveniently adjusted and fixed by workers.

Referring to fig. 1, the rotating wheel 2 is provided with a plurality of annular grooves 21, and the annular grooves 21 are uniformly arranged along the axis direction of the rotating wheel 2 at intervals. In actual work, workers can wind the product on the two rotating wheels 2 for a plurality of circles, so that the damping of the rotation of the rotating wheels 2 is changed. Meanwhile, the time for the product to be tensioned can be increased, and the possibility of rebound after the product leaves the rotating wheel 2 is reduced.

The rack 1 further comprises a mounting frame 3, and the mounting frame 3 is positioned on one side of the support frame 11 close to the rotating wheel 2 in the width direction. Be provided with fixed plate 31 on the mounting bracket 3, fixed plate 31 is vertical setting, and fixed plate 31 length direction is parallel with 11 length direction of support frame, and fixed plate 31 is provided with two along 11 width direction intervals of support frame. The driving assembly 4 includes a supporting roller 41, the supporting roller 41 is horizontally disposed, and two sides of the supporting roller 41 in the axial direction are respectively rotatably connected to the two fixing plates 31. A driving motor 43 is arranged on one side of the support roller 41 close to the support frame 11 in the axial direction, the output shaft of the driving motor 43 is parallel to the axial direction of the support roller 41, and the output shaft of the driving motor 43 is in transmission connection with the support roller 41. In actual work, after the worker winds the products on the two rotating wheels 2, the products are placed on the upper side of the supporting roller 41, the peripheral side of the supporting roller 41 is tightly abutted to the lower side face of the products, and the supporting roller 41 rotates, so that the products are driven to move along the feeding direction.

The upper side of the mounting frame 3 is provided with a lifting assembly 5, and the lifting assembly 5 comprises a screw 52 and a mounting plate 51. The lead screw 52 is vertical setting, and the lead screw 52 upper end is fixed with rotation hand wheel 521, and lead screw 52 runs through mounting bracket 3 along its self axis direction to with mounting bracket 3 screw-thread fit, lead screw 52 lower extreme rotates with mounting panel 51 to be connected, and mounting panel 51 is vertical setting, and mounting panel 51 length direction is parallel with backup pad length direction, and mounting panel 51 length direction's both sides face slides the cooperation along vertical direction with mounting bracket 3 respectively. Two mounting plates 51 are arranged at intervals along the width direction of the support frame 11, a pressure roller 42 is arranged between the two mounting plates 51, the pressure roller 42 is horizontally arranged, the pressure roller 42 is positioned on the upper side of the support roller 41, and the axial direction of the pressure roller 42 is parallel to the axial direction of the support roller 41. In actual work, a worker places a product on the pressing roller 42, rotates the rotating hand wheel 521, and the screw rod 52 drives the mounting plate 51 to slide along the vertical direction, so that the pressing roller 42 abuts against the upper side face of the product, the lower side face of the product abuts against the supporting roller 41, and the possibility that the product is separated from the supporting roller 41 and the movement of the product is suspended in the product feeding process is reduced.

The middle part of the axial direction of the pressure roller 42 is provided with an annular guide groove 421, and the bottom wall of the annular guide groove 421 is provided with embossing patterns. In practical use, a worker places a product on the pressing roller 42, rotates the rotating hand wheel 521, and enables the upper side face of the product to be tightly abutted against the bottom wall of the annular guide groove 421, and the lower side face of the product to be tightly abutted against the supporting roller 41. In this way, the embossing of the surface of the product is completed during the feeding of the product, contributing to a reduction in the number of working steps required for the embossing, thereby improving the working efficiency.

The two rotating shafts 22 are respectively in transmission connection with the output shaft of the driving motor 43, and transmission modes such as belt transmission, chain transmission, gear transmission and the like can be selected. In this way, it is helpful to reduce the occurrence of the situation that the rotational damping between the rotating wheel 2 and the product is too large, resulting in damage and breakage of the product.

The implementation principle of the traction device of the extruder product in the embodiment of the application is as follows: in the debugging operation, the staff firstly winds the product extruded by the extruder on the two rotating wheels 2, then places the product on the pressing roller 42, rotates the rotating hand wheel 521 to enable the upper side surface of the product to be tightly abutted against the bottom wall of the annular guide groove 421, the lower side surface of the product to be tightly abutted against the supporting roller 41, the driving motor 43 is started, the supporting roller 41 and the pressing roller 42 drive the product to feed, the staff pauses the driving motor 43 according to the width of the stretched product, unscrews the locking nut 132 and moves the sliding block 13, so that the distance between the two rotating wheels 2 is changed, the tension applied when the product is wound on the two rotating wheels 2 is changed, the locking nut 132 is screwed again, and the driving motor 43 is started. Repeating the operation until the width of the stretched product is qualified.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A traction device for an extruder product, characterized by: including frame (1), frame (1) is put on the shelf and is equipped with rotation wheel (2), rotation wheel (2) axis direction is parallel with product width direction, rotation wheel (2) slide along product feed direction and frame (1) and cooperate, rotation wheel (2) are provided with two along product feed direction interval in frame (1), frame (1) low reaches still is provided with drive assembly (4) that the drive product fed.

2. A pulling device for an extruder product, as defined in claim 1, wherein: a rotating shaft (22) is coaxially fixed on the rotating wheel (2), the rotating shaft (22) is horizontally arranged, a sliding groove (121) and a sliding block (13) are arranged on the rack (1), one end, close to the sliding groove (121), of the sliding block (13) is embedded into the sliding groove (121) and is in sliding fit with the sliding groove (121) along the product feeding direction, the sliding block (13) penetrates through the rotating shaft (22) along the axis direction of the rotating shaft, and is rotationally connected with the sliding block (13), a waist-shaped groove (122) is further arranged on the rack (1), the length direction of the waist-shaped groove (122) is parallel to the product feeding direction, the waist-shaped groove (122) is communicated with the sliding groove (121), a fixed column (131) is arranged on the sliding block (13), the depth direction of the waist-shaped groove (122) is parallel to the axis direction of the fixed column (131), and the fixed column (131) penetrates through the waist-shaped groove (122) along the axis direction of the fixed column, the locking mechanism is characterized in that a locking nut (132) is sleeved on the fixed column (131), the locking nut (132) is in threaded fit with the fixed column (131), and one side face, close to the sliding block (13), of the locking nut (132 is abutted to the outer side wall, deviating from the sliding groove, of the waist-shaped groove (122).

3. A pulling device for an extruder product, as set forth in claim 2, wherein: the rotating wheel (2) is provided with annular grooves (21), and the annular grooves (21) are uniformly arranged in the axial direction of the rotating wheel (2) at intervals.

4. A pulling device for an extruder product, as set forth in claim 2, wherein: drive assembly (4) include backing roll (41) and pinch roller (42), backing roll (41) are the level setting, be provided with driving motor (43) on frame (1), driving motor (43) output shaft is connected with backing roll (41) transmission, pinch roller (42) erect in backing roll (41) upside, be provided with lifting unit (5) that drive pinch roller (42) go up and down along vertical direction on frame (1).

5. A pulling device for an extruder product, according to claim 4, characterized in that: lifting unit (5) include mounting panel (51) and lead screw (52), compression roller (42) are rotated with mounting panel (51) and are connected, vertical direction and frame (1) cooperation of sliding are followed at mounting panel (51) length direction's both ends, lead screw (52) are vertical setting, frame (1) is run through along vertical direction in lead screw (52) to with frame (1) threaded connection, lead screw (52) lower extreme and mounting panel (51) upper end rotate to be connected, mounting panel (51) respectively are provided with one in the both sides of compression roller (42) axis direction.

6. A pulling device for an extruder product, according to claim 4, characterized in that: the pressing roller (42) is provided with an annular guide groove (421).

7. A pulling device for an extruder product, as set forth in claim 6, wherein: the bottom wall of the annular guide groove (421) is provided with embossing patterns.

8. A pulling device for an extruder product, according to claim 4, characterized in that: and the two rotating shafts (22) are in transmission connection with an output shaft of a driving motor (43).