Rotary melting mechanism

Abstract

The utility model relates to a rotary melting mechanism which comprises a workbench, the workbench is provided with a first station and a second station which are the same in structure, the first station and the second station are symmetrically arranged at the two axial ends of a filter element, and each of the first station and the second station comprises a clamp used for clamping an end cover; the rotating assembly is used for driving the clamp to rotate; the moving assembly is used for driving the rotating assembly and the clamp to move synchronously; and the positioning assembly is used for positioning the central pipe. The filter element assembly process is simplified, and the filter element production efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of filter core manufacturing, especially to a spin melting mechanism. BACKGROUND

[0002] The spin melting type plastic welding is a process that makes the plastic workpieces melt by friction, and then makes the upper and lower workpieces rotate and solidify into one by external pressure and driving.

[0003] In the prior art, the filter core includes a center tube and an end cover, the end cover is connected to two ends of the center tube, coaxial positioning tubes are connected to end faces of the two ends of the center tube, a center hole is arranged in the center of the end cover, and the positioning tubes pass through the center hole of the end cover. When assembling the filter core, a vertical spin melting mechanism needs to be used. When the vertical spin melting mechanism is running, the center tube needs to be placed vertically, then a pressure mechanism is used to apply force to the end cover to press the end cover on the upper end of the center tube, the membrane element body is turned over, the above steps are repeated to press the other end cover on the center tube, and thus the filter core is formed.

[0004] For the above related technology, the inventor believes that when the vertical spin melting mechanism is used, the end cover needs to be placed at a high position, the operator is very laborious, the operation process is time-consuming and laborious, the process is complicated, and the production efficiency is low. UTILITY MODEL CONTENTS

[0005] In order to improve the production efficiency of the filter core, the application provides a spin melting mechanism.

[0006] The spin melting mechanism provided by the application adopts the following technical scheme:

[0007] A spin melting mechanism, comprising a workbench, the workbench is provided with a first station and a second station which are the same structure, the first station and the second station are symmetrically arranged at two ends of the axial direction of the filter core, and the first station and the second station both comprise:

[0008] A clamp is used to clamp the end cover.

[0009] A rotating assembly is used to drive the clamp to rotate.

[0010] A moving assembly is used to drive the rotating assembly and the clamp to move synchronously.

[0011] A positioning assembly is used to position the center tube.

[0012] Preferably, the clamp comprises a positioning plate, and at least two fixing plates are equidistantly arranged on the end face of the positioning plate, the fixing plates are arranged in an arc shape, the inner wall of the fixing plate is attached to the outer wall of the end cover, the outer wall of the fixing plate is fixedly provided with a positioning nut, the fixing plate is provided with a clearance hole in communication with the threaded hole of the positioning nut, and the positioning nut is threadedly connected with a positioning screw, and the screw rod of the positioning screw is abutted with the outer wall of the end cover.

[0013] Preferably, the rotating assembly comprises a rotating motor, a synchronous wheel one, a synchronous wheel two, a synchronous belt and a rotating sleeve, the positioning plate is annular, the inner wall of the positioning plate is connected with the outer wall of the rotating sleeve, the synchronous wheel one is sleeved on the rotating sleeve and fixedly connected with the rotating sleeve, the synchronous wheel two is sleeved on the output shaft of the rotating motor and fixedly connected with the output shaft of the rotating motor, and the synchronous wheel one and the synchronous wheel two are synchronously rotated through the synchronous belt.

[0014] Preferably, the moving assembly comprises a linear module, a bottom plate, a vertical plate, a motor mounting plate and a fixing sleeve, the moving direction of the output end of the linear module is consistent with the axial direction of the filter element, the bottom plate is connected to the output end of the linear module, the vertical plate is connected to the top surface of the bottom plate, the motor mounting plate is connected to the vertical plate and parallel to the vertical plate, the rotating motor is fixed to the motor mounting plate, the body of the rotating motor is arranged to pass through the clearance opening in the vertical plate, the output shaft of the rotating motor passes through the motor mounting plate and is rotationally connected with the motor mounting plate.

[0015] The vertical plate is further provided with a mounting opening, the fixing sleeve comprises a square portion and a circular portion, the square portion is fixedly connected with the inner circumferential wall of the mounting opening, the circular portion passes through the motor mounting plate, the outer circumferential wall of the circular portion is provided with a bearing, and the rotating sleeve is rotationally connected with the circular portion of the fixing sleeve through the bearing.

[0016] Preferably, the positioning assembly comprises a center tip, a telescopic cylinder, a cylinder mounting bracket and a supporting plate, the cylinder mounting bracket and the supporting plate are vertically arranged on the bottom plate, the telescopic cylinder is fixed to the cylinder mounting bracket, the piston rod of the telescopic cylinder is connected with a connecting plate after passing through the cylinder mounting bracket, the center tip is parallel to the telescopic cylinder, one end of the connecting plate is connected with the piston rod of the telescopic cylinder, the other end of the connecting plate is connected with the center tip, one end of the center tip close to the filter element is provided with a pointed cone, a positioning step is arranged between the pointed cone and the center tip, and the telescopic cylinder drives the center tip to move along the axial direction of the center tube to the state that the pointed cone penetrates into the positioning tube, until the positioning step is abutted with the side of the positioning tube away from the center tube.

[0017] The support plate is provided with a receiving opening, and a first sliding sleeve is fixedly arranged in the receiving opening; a mounting ring groove is formed in the inner wall of the square part of the fixing sleeve, and a second sliding sleeve is fixedly arranged in the mounting ring groove; the first sliding sleeve and the second sliding sleeve are coaxially arranged; and the center pin passes through and is in sliding connection with the first sliding sleeve and the second sliding sleeve.

[0018] Preferably, the first station and the second station are centrally symmetric about the midpoint of the central pipe.

[0019] To sum up, the present application has at least one of the following beneficial technical effects:

[0020] 1. The horizontal rotary melting mode is adopted, which not only reduces the operation difficulty of assembly, but also simplifies the assembly process of the central pipe and the end cover.

[0021] 2. The efficiency of assembly of the central pipe and the end cover is improved, thereby improving the production efficiency of the filter element. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 is a schematic diagram of the overall structure of a rotary melting mechanism in the embodiment of the present application.

[0023] Figure 2 is a schematic diagram of the cross-sectional structure of the first station in the embodiment of the present application.

[0024] Figure 3 is a schematic diagram of the cross-sectional structure of the second station in the embodiment of the present application. Figure 2 is an enlarged schematic diagram of position A in FIG. 5.

[0025] Legend: 1, workbench; 11, first station; 12, second station; 3, clamp; 31, positioning plate; 32, fixed plate; 33, positioning nut; 34, positioning screw; 4, rotating assembly; 41, rotating motor; 42, synchronous pulley one; 43, synchronous pulley two; 44, synchronous belt; 45, rotating sleeve; 5, moving assembly; 51, linear module; 52, bottom plate; 53, vertical plate; 531, accommodation opening; 532, mounting opening; 54, motor mounting plate; 55, fixing sleeve; 551, square part; 5511, mounting ring groove; 552, circular part; 56, bearing; 6, positioning assembly; 61, center pin; 611, pointed cone; 612, in-position step; 62, telescopic air cylinder; 63, air cylinder mounting frame; 631, horizontal plate; 632, triangular rib plate; 633, air cylinder mounting plate; 64, support plate; 641, receiving opening; 65, connecting plate; 66, first sliding sleeve; 67, second sliding sleeve; 7, filter element; 71, central pipe; 711, positioning pipe; 72, end cover; 8, support frame. DETAILED DESCRIPTION

[0026] The above description is combined with the accompanying drawings as follows: Figures 1-3The application is further described in detail.

[0027] The application discloses a melt spinning mechanism.

[0028] With reference to Figure 1 The melt spinning mechanism comprises a workbench 1, the workbench 1 is provided with a first work station 11 and a second work station 12 which are of the same structure, the first work station 11 and the second work station 12 are symmetrically arranged at two ends of the axial direction of the filter core 7, and the first work station 11 and the second work station 12 are centrally symmetric about the midpoint of the central axis of the central pipe 71.

[0029] The first work station 11 and the second work station 12 each comprise a clamp 3 for clamping the end cover 72, a rotating assembly 4 for driving the clamp 3 to rotate, a moving assembly 5 for driving the rotating assembly 4 and the clamp 3 to move synchronously, and a positioning assembly 6 for positioning the central pipe 71.

[0030] With reference to Figure 3 The clamp 3 comprises a positioning plate 31, at least two fixed plates 32 are equidistantly arranged on the end surface of the positioning plate 31 in the circumferential direction, in the embodiment, four fixed plates 32 are equidistantly arranged on the positioning plate 31 in the circumferential direction, each fixed plate 32 is arranged in an arc shape, the inner wall of the fixed plate 32 is attached to the outer wall of the end cover 72, a positioning nut 33 is fixedly arranged on the outer wall of the fixed plate 32, a let-out hole is formed in the fixed plate 32 and communicates with the threaded hole of the positioning nut 33, a positioning screw 34 is threadedly connected in the positioning nut 33, the screw rod of the positioning screw 34 is threadedly connected with the threaded hole of the positioning nut 33, the screw rod of the positioning screw 34 is movably connected with the let-out hole of the fixed plate 32, and the screw rod of the positioning screw 34 abuts against the outer wall of the end cover 72, so that the end cover 72 is fixed.

[0031] With reference to Figures 2-3 The rotating assembly 4 comprises a rotating motor 41, a synchronous pulley one 42, a synchronous pulley two 43, a synchronous belt 44 and a rotating sleeve 45, the positioning plate 31 is annular, the inner wall of the positioning plate 31 is connected with the outer wall of the rotating sleeve 45, the synchronous pulley one 42 is sleeved on the rotating sleeve 45 and fixedly connected with the rotating sleeve 45, the synchronous pulley two 43 is sleeved on the output shaft of the rotating motor 41 and fixedly connected with the output shaft of the rotating motor 41, and the synchronous pulley one 42 and the synchronous pulley two 43 synchronously rotate through the synchronous belt 44.

[0032] The rotating motor 41 drives the synchronous pulley two 43 to rotate, the synchronous pulley two 43 drives the synchronous pulley one 42 to rotate through the synchronous belt 44, the synchronous pulley one 42 drives the rotating sleeve 45 to rotate, and the rotating sleeve 45 drives the clamp 3 to rotate.

[0033] With reference to Figures 2-3The moving assembly 5 comprises a linear module 51, a bottom plate 52, a vertical plate 53, a motor mounting plate 54, and a fixing sleeve 55. The moving direction of the output end of the linear module 51 is consistent with the axial direction of the filter element 7. The bottom plate 52 is connected to the output end of the linear module 51. The vertical plate 53 is connected to the top surface of the bottom plate 52. The motor mounting plate 54 is connected to the vertical plate 53 and is parallel to the vertical plate 53. The rotary motor 41 is fixed to the motor mounting plate 54. The vertical plate 53 is provided with a clearance 531. The body of the rotary motor 41 penetrates through the clearance 531. The output shaft of the rotary motor 41 penetrates through the motor mounting plate 54 and is rotationally connected to the motor mounting plate 54.

[0034] The vertical plate 53 is further provided with a mounting hole 532. The fixing sleeve 55 comprises a square portion 551 and a circular portion 552. The square portion 551 is fixedly connected to the inner peripheral wall of the mounting hole 532. The circular portion 552 penetrates through the motor mounting plate 54. The outer peripheral wall of the circular portion 552 is provided with a bearing 56. The swivel sleeve 45 is rotationally connected to the circular portion 552 of the fixing sleeve 55 through the bearing 56.

[0035] The output end of the linear module 51 drives the bottom plate 52 to move along the axis of the central pipe 71. The bottom plate 52 drives the vertical plate 53 and the motor mounting plate 54 to move, thereby driving the rotary motor 41 and the fixing sleeve 55 to move synchronously. The fixing sleeve 55 drives the swivel sleeve 45 to move through the bearing 56. The swivel sleeve 45 drives the clamp 3 to move.

[0036] Referring to Figures 2-3 The positioning assembly 6 comprises a center 61, a telescopic cylinder 62, a cylinder mounting frame 63, and a support plate 64. The cylinder mounting frame 63 and the support plate 64 are both vertically arranged on the bottom plate 52. The cylinder mounting frame 63 comprises a horizontal plate 631, a triangular rib plate 632, and a cylinder mounting plate 633. The horizontal plate 631 is fixedly arranged on the workbench 1. The triangular rib plate 632 is vertically arranged on both sides of the horizontal plate 631 and is fixedly connected to the horizontal plate 631. The cylinder mounting plate 633 is arranged on the top of the triangular rib plate 632 and is fixedly connected to the side of the triangular rib plate 632 that is close to each other. The telescopic cylinder 62 is fixed to the cylinder mounting plate 633 of the cylinder mounting frame 63.

[0037] Referring to Figures 2-3 The piston rod of the telescopic cylinder 62 is connected to a connecting plate 65 after penetrating through the cylinder mounting plate 633 of the cylinder mounting frame 63. The center 61 is parallel to the telescopic cylinder 62. One end of the connecting plate 65 is connected to the piston rod of the telescopic cylinder 62. The other end of the connecting plate 65 is connected to the center 61. The end of the center 61 close to the filter element 7 is provided with a pointed cone 611. A positioning step 612 is arranged between the pointed cone 611 and the center 61. The telescopic cylinder 62 drives the center 61 to move along the axial direction of the central pipe 71 until the pointed cone 611 penetrates into the positioning pipe 711, and then the positioning step 612 abuts against the side of the positioning pipe 711 that is away from the central pipe 71.

[0038] Referring to Figures 2-3 The support plate 64 is provided with a receiving opening 641, and the first sliding sleeve 66 is fixedly arranged in the receiving opening 641. The inner wall of the square part 551 of the fixed sleeve 55 is provided with a mounting ring groove 5511, and the second sliding sleeve 67 is fixedly arranged in the mounting ring groove 5511. The first sliding sleeve 66 and the second sliding sleeve 67 are coaxially arranged, and the top pin 61 penetrates through the first sliding sleeve 66 and the second sliding sleeve 67 and is in sliding connection with the first sliding sleeve 66 and the second sliding sleeve 67.

[0039] When the piston rod of the telescopic air cylinder 62 is extended, the top pin 61 is located outside the positioning pipe 711. When the center pipe 71 needs to be positioned, the piston rod of the telescopic air cylinder 62 is retracted, the telescopic air cylinder 62 drives the top pin 61 to move to the state that the pointed cone 611 penetrates into the positioning pipe 711, and the in-place step 612 abuts against one side of the positioning pipe 711 away from the center pipe 71, so that the center pipe 71 is kept stationary. When the rotating assembly 4 moves, the top pin 61 slides relative to the first sliding sleeve 66 and the second sliding sleeve 67.

[0040] The center pipe 71 is arranged on the workbench 1 through the support frame 8. The central axis of the center pipe 71, the central axis of the center hole of the end cover 72, and the central axis of the top pin 61 are located on a straight line.

[0041] The implementation principle of the one kind of rotary melting mechanism in the embodiment of the application is as follows:

[0042] First, the two end covers 72 are fixed through the clamp 3, and then the telescopic air cylinder 62 drives the two top pins 61 to move to the state that the pointed cone 611 penetrates into the positioning pipe 711 and the in-place step 612 abuts against one side of the positioning pipe 711 away from the center pipe 71, so that the center pipe 71 is kept stationary. Then, the linear module 51 is started, the rotating assembly 4 and the clamp 3 with the end cover 72 move towards the center pipe 71, the positioning pipes 711 at both ends of the center pipe 71 penetrate through the center holes of the end covers 72, the linear module 51 is temporarily stopped, the rotating motor 41 drives the clamp 3 to rotate, the clamp 3 drives the end cover 72 to rotate, then the linear module 51 continues to run and slowly feeds, so that the contact surface of the end cover 72 and the center pipe 71 generates heat by friction and then generates a melting layer, and finally the output end of the linear module 51 stops at the set position, and the melting layer at the contact position of the end cover 72 and the center pipe 71 cools and solidifies to become permanent fusion.

[0043] The above are preferred embodiments of the application, and do not limit the protection scope of the application. Therefore, equivalent changes made on the basis of the structure, shape, and principle of the application should be covered within the protection scope of the application.

Claims

1. A melt spinning mechanism characterized by: The utility model provides a filter element end cover positioning device, including workbench (1), workbench (1) is provided with first station (11) and second station (12) of same structure, first station (11) and second station (12) are symmetrically arranged in the both ends of filter element (7) axial, first station (11) and second station (12) all include: Clamp (3) is used for clamping end cover (72); Rotary assembly (4) is used for driving clamp (3) rotation; Moving assembly (5) is used for driving rotary assembly (4) and clamp (3) synchronous movement; Positioning assembly (6) is used for positioning central tube (71).

2. The melt-down mechanism according to claim 1, characterized in that: The utility model discloses a filter element end cover positioning device, including workbench (1), workbench (1) is provided with first station (11) and second station (12) of same structure, first station (11) and second station (12) are symmetrically arranged in the both ends of filter element (7) axial, first station (11) and second station (12) all include:

3. The melt-down mechanism according to claim 2, wherein: The clamp (3) includes a positioning plate (31), and at least two fixing plates (32) are equidistantly arranged on the circumferential surface of the end surface of the positioning plate (31). The fixing plates (32) are arranged in an arc shape, and the inner wall of the fixing plate (32) is attached to the outer wall of the end cover (72). A positioning nut (33) is fixedly arranged on the outer wall of the fixing plate (32). A clearance hole is formed in the fixing plate (32) and communicates with the threaded hole of the positioning nut (33). A positioning screw (34) is threadedly connected in the positioning nut (33), and the screw rod of the positioning screw (34) is in abutment with the outer wall of the end cover (72).

4. The melt-down mechanism according to claim 3, wherein: The rotary assembly (4) includes a rotary motor (41), a synchronous wheel one (42), a synchronous wheel two (43), a synchronous belt (44), and a rotary sleeve (45). The positioning plate (31) is annular, the inner wall of the positioning plate (31) is connected with the outer wall of the rotary sleeve (45), the synchronous wheel one (42) is sleeved on the rotary sleeve (45) and fixedly connected with the rotary sleeve (45), the synchronous wheel two (43) is sleeved on the output shaft of the rotary motor (41) and fixedly connected with the output shaft of the rotary motor (41), and the synchronous wheel one (42) and the synchronous wheel two (43) are synchronously rotated through the synchronous belt (44). The moving assembly (5) includes a linear module (51), a bottom plate (52), a vertical plate (53), a motor mounting plate (54), and a fixing sleeve (55). The moving direction of the output end of the linear module (51) is consistent with the axial direction of the filter element (7). The bottom plate (52) is connected to the output end of the linear module (51). The vertical plate (53) is connected to the top surface of the bottom plate (52). The motor mounting plate (54) is connected to the vertical plate (53) and is parallel to the vertical plate (53). The rotary motor (41) is fixed to the motor mounting plate (54). The body of the rotary motor (41) penetrates out of the clearance opening (531) in the vertical plate (53). The output shaft of the rotary motor (41) penetrates out of the motor mounting plate (54) and is rotationally connected with the motor mounting plate (54). The vertical plate (53) is further provided with a mounting hole (532), the fixing sleeve (55) comprises a square part (551) and a circular part (552), the square part (551) is fixedly connected with the inner peripheral wall of the mounting hole (532), the circular part (552) penetrates the motor mounting plate (54), the outer peripheral wall of the circular part (552) is provided with a bearing (56), and the rotary sleeve (45) is rotationally connected with the circular part (552) of the fixing sleeve (55) through the bearing (56).

5. The melt-down mechanism according to claim 4, wherein: The positioning assembly (6) comprises a center tip (61), a telescopic cylinder (62), a cylinder mounting frame (63) and a supporting plate (64), the cylinder mounting frame (63) and the supporting plate (64) are vertically arranged on the bottom plate (52), the telescopic cylinder (62) is fixed on the cylinder mounting frame (63), the piston rod of the telescopic cylinder (62) is connected with a connecting plate (65) after penetrating out of the cylinder mounting frame (63), the center tip (61) is parallel to the telescopic cylinder (62), one end of the connecting plate (65) is connected with the piston rod of the telescopic cylinder (62), the other end of the connecting plate (65) is connected with the center tip (61), one end of the center tip (61) close to the filter element (7) is provided with a pointed cone (611), a positioning step (612) is arranged between the pointed cone (611) and the center tip (61), and the telescopic cylinder (62) drives the center tip (61) to move along the axial direction of the center tube (71) to the state that the pointed cone (611) penetrates into the positioning tube (711) and the positioning step (612) abuts against the side of the positioning tube (711) away from the center tube (71). The supporting plate (64) is provided with a containing hole (641), the first sliding sleeve (66) is fixedly arranged in the containing hole (641), the inner wall of the square part (551) of the fixing sleeve (55) is provided with a mounting ring groove (5511), the second sliding sleeve (67) is fixedly arranged in the mounting ring groove (5511), and the first sliding sleeve (66) and the second sliding sleeve (67) are coaxially arranged.

6. The melt-down mechanism of claim 1, wherein: The first station (11) and the second station (12) are centrally symmetrical about the midpoint of the central tube (71).

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