CN219212531U

CN219212531U - Extruder screw barrel inner wall grinding device

Info

Publication number: CN219212531U
Application number: CN202222538017.5U
Authority: CN
Inventors: 高飞
Original assignee: Nanjing Extruders Extrusion Equipment Co ltd
Current assignee: Nanjing Extruders Extrusion Equipment Co ltd
Priority date: 2022-09-23
Filing date: 2022-09-23
Publication date: 2023-06-20
Anticipated expiration: 2032-09-23

Abstract

The utility model discloses a polishing device for the inner wall of a screw machine barrel of an extruder, which comprises a device base, wherein a fixed frame is arranged on one side of the device base, and a first transmission threaded rod is arranged at one end of the fixed frame; the clamping telescopic rods are arranged at one ends of the second clamping frame and the first clamping frame, the connecting sliding grooves are formed in the first clamping frame, the first rotating shafts are arranged on one side of the outer portion of the first clamping frame, and the second rotating shafts are arranged on one side of the outer portion of the second clamping frame. In-process of centre gripping can be placed in the screw rod barrel that connects the sliding tray inside can reply the bore less by the second holder slip, improves the adaptability to screw rod barrel bore, and on the other hand rotates through corresponding first axis of rotation and second axis of rotation, rotates the in-process that can be at the centre gripping and can rotate through rotatory drive screw rod barrel, drives screw rod barrel rotation and can improve the contact frequency of screw rod barrel and stick of polishing, improves polishing efficiency from this.

Description

Extruder screw barrel inner wall grinding device

Technical Field

The utility model relates to the technical field of polishing of inner walls of extruder barrels, in particular to a polishing device for inner walls of extruder screw barrels.

Background

The screw extruder relies on the rotatory pressure and the shearing force that produces of screw rod, can make the material fully plasticize and evenly mix, through the bush shaping, and the extruder is cylindrical mostly, cylindrical barrel inner wall need cut and polish in-process that carries out processing in fact, the in-process of polishing often need laminate and polish with the inner wall through polishing stick, in order to improve the machining efficiency of device, people design an inner wall grinding device in order to improve work efficiency and work effect of polishing.

For example, the Chinese patent with the publication number of CN106799649A discloses a polishing device for the inner wall of a steel pipe, and as the polishing device for the inner wall of the steel pipe is provided with the arm rod capable of freely adjusting the polishing radius, the polishing device can be suitable for steel pipes with different radiuses, and the polishing efficiency and the polishing quality are improved.

However, the above-mentioned inner wall polishing device is in practical use in-process through the position of sliding adjustment first grinding head 41 and then the position of polishing of adjustment first grinding head 41 in order to deal with the effect of polishing, and the in-process of polishing relies on the stick alone to polish, and the efficiency of polishing and the effect of polishing are relatively poor, consequently do not satisfy current demand, have proposed an extruder screw barrel inner wall polishing device to this point.

Disclosure of Invention

The utility model aims to provide a polishing device for the inner wall of a screw machine barrel of an extruder, which is used for solving the problems of poor polishing efficiency and poor polishing effect of the inner wall polishing device in the polishing process.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the polishing device comprises a device base, wherein a fixed frame is arranged on one side of the device base, a first transmission threaded rod is arranged at one end of the fixed frame, a sliding block is arranged on one side of the outer part of the first transmission threaded rod, a polishing rod is arranged at the upper end of the outer part of the sliding block, and two sides of the outer part of the polishing rod are respectively in rotary connection with two sides of the inner part of the sliding block;

the fixed ring, it sets up in one side of device base, the inside both ends of fixed ring all are provided with first clamping frame, two one side of first clamping frame all is provided with the second clamping frame, the one end of second clamping frame and first clamping frame all is provided with the centre gripping telescopic link, and the both ends of centre gripping telescopic link pass through bolt fixed connection with fixed ring, first clamping frame and second clamping frame respectively, the inside of first clamping frame is provided with the connection sliding tray, and connects the sliding tray and be connected with second clamping frame draw-in groove, two one side of first clamping frame outside is provided with first axis of rotation, and the both ends of first axis of rotation all are connected with first clamping frame rotation, two one side of second clamping frame outside all is provided with the second axis of rotation, and the both ends of second axis of rotation all are connected with the second clamping frame rotation, be provided with the screw rod barrel between polishing stick and first clamping frame and the second clamping frame.

Preferably, one side inside the device base is provided with the second transmission threaded rod, the upper end of second transmission threaded rod is provided with the fan-shaped transmission gear of second, the lower extreme and the upper end fixed connection of second transmission threaded rod of second fan-shaped transmission gear, the outside one side of second fan-shaped transmission gear is provided with first fan-shaped transmission gear, and the outside one side of first fan-shaped transmission gear is connected with the outside one side meshing of second fan-shaped transmission gear, the one end of first fan-shaped transmission gear is provided with the third transmission threaded rod, the one end of third transmission threaded rod is provided with the adjustment handle.

Preferably, one side between adjustment handle and the third drive threaded rod is provided with first transmission piece, the lower extreme of first transmission piece is provided with the second transmission piece, the one end of second transmission piece and first transmission piece respectively with the equal fixed connection of adjustment handle and third drive threaded rod, the inside one side of fixed frame vertically is provided with the fourth transmission piece, the lower extreme of fourth transmission piece is provided with the third transmission piece, all be connected through the drive belt transmission between third transmission piece and fourth transmission piece and first transmission piece and the second transmission piece, one side of third transmission piece is provided with output motor.

Preferably, one side of the outer part of the third transmission threaded rod is provided with a size indicating needle, and the upper end of the outer part of the size indicating needle is provided with a distance size.

Preferably, the outside of solid fixed ring is provided with the support frame, rotate between support frame and the solid fixed ring and be connected, one side of support frame lower extreme is provided with the waste residue accepting groove, through horizontal slip rail sliding connection between support frame and the device base.

Preferably, one side of the outer part of the second transmission threaded rod is provided with a connection transmission rod, the connection transmission rod is in threaded fit with the second transmission threaded rod to the outer part, and the connection transmission rod is rotationally connected with the fixed frame through a rotating shaft.

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

1. according to the utility model, the second clamping frames are arranged at the front end and the rear end of the inner part of the fixed ring, the first rotating shafts are arranged at the lower end of the outer part of the second clamping frames, the first clamping frames are arranged at the upper end and the lower end of the inner part of the fixed ring, the first rotating shafts are arranged at the lower end of the outer part of the first clamping frames, when the screw machine barrel is fixed in practical use, the corresponding first clamping frames and the second clamping frames relatively move, clamping and fixing are completed through relative movement, the second clamping frames can be slidably arranged in the connecting sliding groove in the clamping process, the screw machine barrel with smaller caliber can be correspondingly processed, and the adaptability to the caliber of the screw machine barrel is improved.

2. According to the utility model, the second transmission threaded rod is arranged on one side connected with the outside of the transmission rod, the third transmission threaded rod is arranged on one side of the upper end of the second transmission threaded rod, in the practical process, the third transmission threaded rod and the second transmission threaded rod are respectively driven to rotate by the rotation of the adjusting handle, the size indication needle and the connecting transmission rod can be respectively driven to adjust positions by the rotation of the second transmission threaded rod and the third transmission threaded rod, in the practical process, the position of the connecting transmission rod can be transversely moved and indicated by the distance size at the same time in the process of adjusting the position of the connecting transmission rod, the position and the height of the polishing rod can be indicated conveniently by a user, and the polishing depth can be conveniently adjusted.

3. According to the utility model, the waste residue accommodating groove is formed in one side of the inside of the support frame, the rotation between the fixed ring and the support frame can pour the fixed ring and the fragments in the screw machine barrel after polishing, the fragments can be prevented from splashing through the wrapping of the screw machine barrel and the fixed ring, the fragments can be uniformly treated, the fragments are prevented from splashing, gaps in the polishing device contain a large amount of fragments, the practical effect of the device is prevented from being reduced, and the surrounding environment of the device during working is improved.

Drawings

FIG. 1 is a front view of the overall internal structure of the present utility model;

FIG. 2 is an enlarged view of a portion of the area A of FIG. 1 in accordance with the present utility model;

FIG. 3 is a perspective view of the outer structure of the first clamping frame of the present utility model;

fig. 4 is a perspective view showing the external structure of the second clamping frame of the present utility model.

In the figure: 1. a device base; 2. a lateral sliding rail; 3. a support frame; 4. a waste residue accommodating groove; 5. a fixing ring; 6. clamping the telescopic rod; 7. a first clamping frame; 8. a second clamping frame; 9. connecting the sliding groove; 10. a first rotation shaft; 11. a second rotation shaft; 12. a screw barrel; 13. a first drive threaded rod; 14. a sliding block; 15. polishing the rod; 16. an output motor; 17. connecting a transmission rod; 18. a rotating shaft; 19. a second drive threaded rod; 20. a first sector gear; 21. a third drive threaded rod; 22. a second sector gear; 23. a size indicator needle; 24. a distance dimension; 25. a first transmission block; 26. a second transmission block; 27. adjusting the handle; 28. a third drive block; 29. a fourth drive block; 30. a transmission belt; 31. and fixing the frame.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides an extruder screw barrel inner wall grinding device, includes device base 1, and one side of device base 1 is provided with fixed frame 31, and fixed frame 31's one end is provided with first transmission threaded rod 13, and one side of the outside of first transmission threaded rod 13 is provided with slider 14, and slider 14 outside upper end is provided with the stick 15 of polishing, and the both sides outside of stick 15 of polishing are rotated with the both sides inside slider 14 respectively and are connected;

the fixed ring 5, it sets up in one side of device base 1, the inside both ends of fixed ring 5 all are provided with first holder 7, one side of two first holders 7 all is provided with second holder 8, one end of second holder 8 and first holder 7 all is provided with centre gripping telescopic link 6, and the both ends of centre gripping telescopic link 6 pass through bolt fixed connection with fixed ring 5 respectively, first holder 7 and second holder 8, the inside of first holder 7 is provided with connection sliding tray 9, and connect sliding tray 9 and second holder 8 draw-in groove and be connected, one side of two first holders 7 outsides is provided with first axis of rotation 10, and the both ends of first axis of rotation 10 all are connected with first holder 7 rotation, one side of two second holders 8 outsides all is provided with second axis of rotation 11, and the both ends of second axis of rotation 11 all are connected with second holder 8 rotation, be provided with screw barrel 12 between stick 15 and first holder 7 and the second holder 8.

Referring to fig. 1 and 2, a second transmission threaded rod 19 is disposed at one side of the inside of the device base 1, a second sector transmission gear 22 is disposed at an upper end of the second transmission threaded rod 19, a lower end of the second sector transmission gear 22 is fixedly connected with an upper end of the second transmission threaded rod 19, a first sector transmission gear 20 is disposed at one side of the outside of the second sector transmission gear 22, one side of the outside of the first sector transmission gear 20 is engaged with one side of the outside of the second sector transmission gear 22, a third transmission threaded rod 21 is disposed at one end of the first sector transmission gear 20, an adjusting handle 27 is disposed at one end of the third transmission threaded rod 21, and a height of the transmission rod 17 is adjustable through transmission of the second transmission threaded rod 19.

Referring to fig. 1 and 2, a first transmission block 25 is disposed at one side between the adjustment handle 27 and the third transmission threaded rod 21, a second transmission block 26 is disposed at the lower end of the first transmission block 25, one ends of the second transmission block 26 and the first transmission block 25 are respectively fixedly connected with the adjustment handle 27 and the third transmission threaded rod 21, a fourth transmission block 29 is longitudinally disposed at one side inside the fixed frame 31, a third transmission block 28 is disposed at the lower end of the fourth transmission block 29, the third transmission block 28 and the fourth transmission block 29 are in transmission connection with the first transmission block 25 and the second transmission block 26 through a transmission belt 30, an output motor 16 is disposed at one side of the third transmission block 28, and the third transmission threaded rod 21 and the second transmission threaded rod 19 can be simultaneously driven to rotate through rotation of the adjustment handle 27.

Referring to fig. 1, a size indicator 23 is disposed on one side of the outer portion of the third threaded transmission rod 21, a distance 24 is disposed on the upper end of the outer portion of the size indicator 23, and the user can easily understand the adjustment effect through the indication of the size indicator 23.

Referring to fig. 1, a supporting frame 3 is disposed outside a fixing ring 5, the supporting frame 3 is rotatably connected with the fixing ring 5, a waste residue accommodating groove 4 is disposed on one side of the lower end of the supporting frame 3, the supporting frame 3 is slidably connected with a device base 1 through a transverse sliding rail 2, and the collecting efficiency of the broken pieces can be improved by placing the materials in the waste residue accommodating groove 4, so that the practical effect of the device is improved.

Referring to fig. 1, a connecting transmission rod 17 is disposed at one side of the outer portion of the second transmission threaded rod 19, and the connecting transmission rod 17 is in threaded fit with the second transmission threaded rod 19, the connecting transmission rod 17 is rotatably connected with the fixed frame 31 through a rotation shaft 18, and the polishing direction of the polishing rod 15 can be adjusted by rotating around the rotation shaft 18 as a center.

Working principle: when the polishing device is used, according to fig. 1, 2, 3 and 4, in order to improve polishing efficiency in the process of processing the inner wall of the extruder screw machine barrel by the device, the first clamping frame 7 and the second clamping frame 8 corresponding to the telescopic clamping rod 6 are correspondingly pushed to be attached to the screw machine barrel 12, when the screw machine barrel 12 with smaller caliber is correspondingly processed in the box lifting process, the second clamping frame 8 is slidably arranged in the connecting sliding groove 9 to finish clamping, meanwhile, the corresponding first rotating shaft 10 and second rotating shaft 11 are attached to the screw machine barrel 12, the first rotating shaft 10 and the second rotating shaft 11 can rotate to finish rotating the screw machine barrel 12, the contact frequency between the screw machine barrel 12 and the polishing rod 15 can be improved, and in order to improve efficiency and accuracy when the device adjusts the polishing position of the polishing rod 15, the rotation of the adjusting handle 27 drives the second transmission block 26 to rotate, the rotation of the second transmission block 26 drives the first transmission block 25 to rotate through the transmission belt 30, the rotation of the first transmission block 25 can drive the third transmission threaded rod 21 to rotate, the rotation of the third transmission threaded rod 21 can drive the second fan-shaped transmission gear 22 to rotate through the first fan-shaped transmission gear 20, the rotation of the second fan-shaped transmission gear 22 can drive the second transmission threaded rod 19 to rotate, the rotation of the second transmission threaded rod 19 and the third transmission threaded rod 21 can respectively generate relative motion with the size indicator needle 23 and the connecting transmission rod 17, and the relative motion is converted into linear motion by the rotary motion after being limited by the device base 1, the linear motion of the connecting transmission rod 17 can directly adjust the height of the polishing rod 15, the linear motion of the size indicator needle 23 can transversely generate indication with the distance size 24, in order to improve the collection efficiency of the device to the fragments in the practical process, the lower end outside the support frame 3 transversely moves in the transverse sliding rail 2 and drives the clamped screw machine barrel 12, and then the orientation of the fixed ring 5 and the screw machine barrel 12 can be adjusted by the rotation of the fixed ring 5, so that the internal fragments can be poured out by the adjustment of the orientation, and the working environment of the device can be conveniently improved.

What is not described in detail in this specification is prior art known to those skilled in the art.

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

Claims

1. The utility model provides an extruder screw barrel inner wall grinding device, includes device base (1), one side of device base (1) is provided with fixed frame (31), the one end of fixed frame (31) is provided with first transmission threaded rod (13), one side of first transmission threaded rod (13) outside is provided with slider (14), the outside upper end of slider (14) is provided with stick (15) of polishing, and the outside both sides of stick (15) of polishing rotate with the inside both sides of slider (14) respectively and be connected, its characterized in that: fixed ring (5), it sets up in one side of device base (1), the inside both ends of fixed ring (5) all are provided with first holder (7), two one side of first holder (7) all is provided with second holder (8), the one end of second holder (8) and first holder (7) all is provided with centre gripping telescopic link (6), and the both ends of centre gripping telescopic link (6) respectively with fixed ring (5), first holder (7) and second holder (8) pass through bolt fixed connection, the inside of first holder (7) is provided with connects sliding tray (9), and connects sliding tray (9) and second holder (8) draw-in groove and be connected, two one side of first holder (7) outside is provided with first rotation axis (10), and the both ends of first rotation axis (10) all rotate with first holder (7) and be connected, two one side of second holder (8) outside all is provided with second rotation axis (11), and second rotation axis (11) all are connected with second holder (8).

2. The extruder screw barrel inner wall grinding device of claim 1, wherein: the device is characterized in that a second transmission threaded rod (19) is arranged on one side of the inside of the device base (1), a second fan-shaped transmission gear (22) is arranged at the upper end of the second transmission threaded rod (19), the lower end of the second fan-shaped transmission gear (22) is fixedly connected with the upper end of the second transmission threaded rod (19), a first fan-shaped transmission gear (20) is arranged on one side of the outside of the second fan-shaped transmission gear (22), one side of the outside of the first fan-shaped transmission gear (20) is connected with one side of the outside of the second fan-shaped transmission gear (22) in a meshed mode, a third transmission threaded rod (21) is arranged at one end of the first fan-shaped transmission gear (20), and an adjusting handle (27) is arranged at one end of the third transmission threaded rod (21).

3. The extruder screw barrel inner wall grinding device of claim 2, wherein: one side between adjustment handle (27) and third drive threaded rod (21) is provided with first transmission piece (25), the lower extreme of first transmission piece (25) is provided with second transmission piece (26), the one end of second transmission piece (26) and first transmission piece (25) respectively with adjustment handle (27) and the equal fixed connection of third drive threaded rod (21), one side inside fixed frame (31) vertically is provided with fourth transmission piece (29), the lower extreme of fourth transmission piece (29) is provided with third transmission piece (28), all be connected through drive belt (30) transmission between third transmission piece (28) and fourth transmission piece (29) and first transmission piece (25) and second transmission piece (26).

4. A grinding device for the inner wall of the screw barrel of an extruder according to claim 3, wherein: one side of the outside of the third transmission threaded rod (21) is provided with a size indicating needle (23), and the upper end of the outside of the size indicating needle (23) is provided with a distance size (24).

5. The extruder screw barrel inner wall grinding device of claim 1, wherein: the utility model discloses a device, including fixed ring (5), support frame (3) are provided with in the outside of fixed ring (5), rotate between support frame (3) and fixed ring (5) and be connected, one side of support frame (3) lower extreme is provided with waste residue accommodating groove (4), through transverse sliding rail (2) sliding connection between support frame (3) and device base (1).

6. The extruder screw barrel inner wall grinding device of claim 2, wherein: one side of the outer part of the second transmission threaded rod (19) is provided with a connection transmission rod (17), the connection transmission rod (17) is in threaded fit with the second transmission threaded rod (19) to the outer part, and the connection transmission rod (17) is rotationally connected with the fixed frame (31) through a rotating shaft (18).