Melt index tester die mechanism convenient to disassemble

Abstract

The utility model relates to the field of melt index testers, in particular to a melt index tester mouth mold mechanism convenient to disassemble, which comprises a base, a connecting frame is fixedly connected to the upper end of the base, a melting seat is fixedly connected to one side, close to the base, of the connecting frame, and a feeding hole is formed in the upper end of the melting seat; the mouth mold dismounting mechanism is mounted on one side of the melting seat, and the surface of the mouth mold dismounting mechanism extends to one side of the base; wherein the mouth mold dismounting mechanism comprises a height positioning assembly mounted on one side of the melting seat; according to the device, the die head can be quickly disassembled under the action of the die disassembling mechanism, when the inclined block moves horizontally, the movable column can be driven to move in the vertical direction, the influence of material adhesion on taking out of the die head is reduced through downward movement of the movable column without assistance of additional tools, and the die head can be quickly disassembled. And therefore, the mouth die head can be quickly disassembled.

Description

Technical Field

[0001] The utility model relates to the field of melt index testers, in particular to a die mechanism of a melt index tester which is easy to disassemble. Background Art

[0002] The melt index of plastic is calculated by measuring the mass of plastic melt flowing through the inner hole of the discharge port. Melt flow index meters are widely used in the production and application of polymer materials. The die and mandrel are assembled to form a flow channel cavity for the molten material. As the molten material passes through this cavity, it is subjected to pressure due to the gradual reduction in the cavity volume. The tube billet is formed when it is extruded in the straight section of the die and mandrel.

[0003] After searching the prior art, a "melt index meter disassembly and assembly die mechanism" was found with the announcement number "CN207522483U". When disassembling the die, the handle is pulled to move the die baffle, causing the die to fall from the die hole; however, since the molten material will stick to the die, a person needs to operate an auxiliary rod to remove the die during disassembly, which affects the efficiency of die disassembly.

[0004] Therefore, a die mechanism of a melt indexer that is easy to disassemble is proposed to solve the above problems. Utility Model Content

[0005] The purpose of the present invention is to provide a die mechanism of a melt index meter that is easy to disassemble in order to solve the above-mentioned problem, thereby improving the problem that the molten material will stick to the die, and the die needs to be removed by operating an auxiliary rod during disassembly, which affects the efficiency of die disassembly.

[0006] The utility model achieves the above-mentioned object through the following technical solutions: a die mechanism of a melt index meter that is easy to disassemble, comprising: a base, the upper end of the base is fixedly connected to a connecting frame, the side of the connecting frame close to the base is fixedly connected to a melting seat, and the upper end of the melting seat is provided with a feed port; a die disassembly mechanism, the die disassembly mechanism is installed on one side of the melting seat, and the surface of the die disassembly mechanism extends to one side of the base; wherein, the die disassembly mechanism includes a height positioning component installed on one side of the melting seat, the surface of the height positioning component is connected to a quick-release component, the lower end of the quick-release component extends to one side of the base, the surface of the quick-release component is provided with an angle positioning component, and the angle positioning component is installed on one side of the base.

[0007] Preferably, the quick-release assembly includes a movable column slidably connected to the inside of the height positioning assembly, the surface of the movable column is fixedly connected to a rotating seat, the surface of the rotating seat is fixedly connected to a plurality of connecting rods, the other end of the connecting rod is fixedly connected to a fixed ring, the upper end of the fixed ring is fixedly connected to a round tube, the upper end of the round tube is fixedly connected to a die head, and the round tube and the die head are driven to move synchronously through the connecting rod and the fixed ring.

[0008] Preferably, the height positioning assembly includes a fixed round seat fixedly connected to the surface of the melting seat, the inner wall of the fixed round seat is rotatably connected to a threaded rod, one end of the threaded rod is fixedly connected to a handle, the surface of the threaded rod is threadedly connected to a threaded tube, and the side of the threaded tube away from the melting seat is fixedly connected to an inclined block. Manually rotating the handle drives the threaded rod to rotate synchronously, thereby causing the threaded tube to move horizontally.

[0009] Preferably, the angle positioning assembly includes a lower mounting seat fixedly connected to one side of the base, the movable column is slidably connected to the inner wall of the lower mounting seat, a toggle plate is provided at the lower end of the lower mounting seat, a slide groove is provided on one side of the base, a slider is fixedly connected to one side of the toggle plate, and the slider is slidably connected to the inner wall of the slide groove, and the slider slides on the inner wall of the slide groove by manually moving the toggle plate horizontally.

[0010] Preferably, the height positioning assembly also includes an upper mounting seat fixedly connected to one side of the melting seat, the inner wall of the upper mounting seat is slidably connected to the surface of the movable column, the surface of the upper mounting seat is fixedly connected with a fan-shaped disk, the inner wall of the fan-shaped disk is fixedly connected with a push-out head, and the fan-shaped disk can push multiple die heads to the bottom of the push-out head, so that the colloid inside the die heads is pushed out and cleaned.

[0011] Preferably, a lower through hole is provided at the lower end of the fixing ring, and the lower through hole is communicated with the lower end of the circular tube to assist in the discharge of the molten colloid.

[0012] Preferably, an upper hole is opened on the surface of the movable column close to the height positioning component, the inner top wall of the upper hole is inclined, and the upper hole matches the inclined block.

[0013] Preferably, a lower groove is provided on the surface of the movable column close to the angle positioning assembly, and the horizontal cross-section of the lower groove is cross-shaped. The cross-shaped arrangement can cooperate with the angle positioning assembly to position the movable column.

[0014] Preferably, a bayonet is provided on the surface of the lower mounting seat, the bayonet is communicated with the surface of the quick-release assembly, and the bayonet is communicated with the lower groove.

[0015] Preferably, the upper end of the toggle plate is fixedly connected to a clamping strip, one end of the clamping strip extends to the inner wall of the bayonet, and the surface of the clamping strip can slide with the inner wall of the bayonet.

[0016] The beneficial effects of the utility model are:

[0017] 1. The die mechanism of the melt index tester that is easy to disassemble can quickly disassemble the die head under the action of the die disassembly mechanism. When the inclined block of the device moves horizontally, it can drive the movable column to move in the vertical direction. The disassembly is carried out by moving the movable column downward without the assistance of additional tools, thereby reducing the impact of material adhesion on the removal of the die head, thereby enabling the die head to be quickly disassembled.

[0018] 2. By setting up a height positioning component, the quick-release component can be disassembled to actively drive the rosin movement. The device can push multiple die heads to the bottom of the die head through the fan-shaped disk, so that the colloid inside the die head can be pushed out and cleaned. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural diagram of the utility model;

[0020] Figure 2 This is a schematic diagram of the structure of the die disassembly mechanism of the present invention;

[0021] Figure 3 This is an exploded cross-sectional view of the quick-release assembly of the present utility model;

[0022] Figure 4 This is an exploded schematic diagram of the height positioning component of the utility model;

[0023] Figure 5 This is a schematic diagram of the angle positioning component structure of the utility model.

[0024] In the figure: 1. base; 2. connecting frame; 21. melting seat; 22. feed port; 3. die disassembly mechanism; 31. quick release assembly; 311. moving column; 312. rotating seat; 313. connecting rod; 314. fixing ring; 315. round tube; 316. die head; 317. lower through hole; 318. lower groove; 319. upper hole; 32. height positioning assembly; 321. fixed round seat; 322. threaded rod; 323. handle; 324. threaded tube; 325. oblique block; 326. upper mounting seat; 327. push-out head; 328. fan-shaped disk; 33. angle positioning assembly; 331. lower mounting seat; 332. toggle plate; 333. slider; 334. slide groove; 335. bayonet; 336. card strip. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0026] When implementing: Figure 1-5 As shown, a die mechanism of a melt index meter that is easy to disassemble includes: a base 1, the upper end of the base 1 is fixedly connected to a connecting frame 2, the side of the connecting frame 2 close to the base 1 is fixedly connected to a melting seat 21, and the upper end of the melting seat 21 is provided with a feed port 22; a die disassembly mechanism 3, the die disassembly mechanism 3 is installed on one side of the melting seat 21, and the surface of the die disassembly mechanism 3 extends to one side of the base 1; wherein, the die disassembly mechanism 3 includes a height positioning component 32 installed on one side of the melting seat 21, the surface of the height positioning component 32 is connected to a quick-release component 31, the lower end of the quick-release component 31 extends to one side of the base 1, and the surface of the quick-release component 31 is provided with an angle positioning component 33, and the angle positioning component 33 is installed on one side of the base 1;

[0027] like Figures 1-4 As shown, the quick-release assembly 31 includes a moving column 311 slidably connected to the interior of the height positioning assembly 32, the surface of the moving column 311 is fixedly connected to a rotating seat 312, the surface of the rotating seat 312 is fixedly connected to a plurality of connecting rods 313, the other end of the connecting rod 313 is fixedly connected to a fixing ring 314, the upper end of the fixing ring 314 is fixedly connected to a circular tube 315, the upper end of the circular tube 315 is fixedly connected to a die head 316, the lower end of the fixing ring 314 is provided with a lower through hole 317, the lower through hole 317 is communicated with the lower end of the circular tube 315, the surface of the moving column 311 near the height positioning assembly 32 is provided with an upper hole 319, the inner top wall of the upper hole 319 is inclined, the surface of the moving column 311 near the angle positioning assembly 33 is provided with a lower groove 318, and the horizontal cross-section of the lower groove 318 is cross-shaped;

[0028] When the device is in use, the height positioning assembly 32 is used to drive the movable column 311 to move vertically. At this time, when the movable column 311 moves vertically, the connecting rod 313 and the fixed ring 314 drive the round tube 315 and the die head 316 to move synchronously, so that when the die head 316 moves up, the installation operation can be carried out quickly. When disassembly is required, the movable column 311 can be moved down, and the round tube 315 can drive the die head 316 to move down synchronously, so that the die head 316 can complete the quick disassembly operation.

[0029] The height positioning assembly 32 includes a fixed round seat 321 fixedly connected to the surface of the melting seat 21, the inner wall of the fixed round seat 321 is rotatably connected to a threaded rod 322, one end of the threaded rod 322 is fixedly connected to a handle 323, the surface of the threaded rod 322 is threadedly connected to a threaded tube 324, and the side of the threaded tube 324 away from the melting seat 21 is fixedly connected to an inclined block 325. The height positioning assembly 32 also includes an upper mounting seat 326 fixedly connected to one side of the melting seat 21, the inner wall of the upper mounting seat 326 is slidably connected to the surface of the movable column 311, the surface of the upper mounting seat 326 is fixedly connected to a sector disk 328, and the inner wall of the sector disk 328 is fixedly connected to a protruding head 327;

[0030] When the device is in use, the handle 323 can be manually rotated to drive the threaded rod 322 to rotate synchronously, thereby causing the threaded tube 324 to move horizontally. At this time, since the upper end of the inclined block 325 and the inner top wall of the upper hole 319 are both arranged in an inclined shape, the inclined block 325 can drive the moving column 311 to move vertically when it moves horizontally, which is convenient for the user to operate; at the same time, the fan-shaped disk 328 can push the multiple die heads 316 to the bottom of the discharge head 327 after they have been collected, so that the colloid inside the die heads 316 can be pushed out and cleaned;

[0031] like Figure 1 、 Figure 2 and Figure 5 As shown, the angle positioning assembly 33 includes a lower mounting seat 331 fixedly connected to one side of the base 1, a movable column 311 is slidably connected to the inner wall of the lower mounting seat 331, a toggle plate 332 is provided at the lower end of the lower mounting seat 331, a sliding groove 334 is provided on one side of the base 1, a slider 333 is fixedly connected to one side of the toggle plate 332, the slider 333 is slidably connected to the inner wall of the sliding groove 334, a bayonet 335 is provided on the surface of the lower mounting seat 331, the bayonet 335 is communicated with the surface of the quick release assembly 31, and a clamping strip 336 is fixedly connected to the upper end of the toggle plate 332, and one end of the clamping strip 336 extends to the inner wall of the bayonet 335;

[0032] When in use, the slider 333 slides on the inner wall of the slide groove 334 by manually moving the toggle plate 332. At this time, the clamping strip 336 is inserted into the inside of the clamping slot 335. At the same time, the end of the clamping strip 336 is inserted into the lower groove 318, so that the clamping strip 336 contacts the inner wall of the lower groove 318, thereby achieving the effect of positioning the movable column 311 and preventing the movable column 311 from rotating easily.

[0033] When the cam 325 is in the upright position, the cam 326 is in the upright position, and the cam 327 is in the upright position, so that the cam 327 is in the upright position, and the cam 327 is in the upright position, so that the cam 327 is in the upright position, and the cam 327 is in the upright position, so that the cam 327 is in the upright position, and the cam 327 is in the upright position, so that the cam 327 is in the upright position,

[0034] In addition, it should be understood that although this specification is described in terms of implementation methods, not every implementation method contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.

Claims

1. A die mechanism of a melt index tester that is easy to disassemble, characterized in that: include: A base (1), wherein the upper end of the base (1) is fixedly connected to a connecting frame (2), a side of the connecting frame (2) close to the base (1) is fixedly connected to a melting seat (21), and a feed port (22) is provided at the upper end of the melting seat (21); A die disassembly mechanism (3), the die disassembly mechanism (3) being mounted on one side of the melting seat (21), and the surface of the die disassembly mechanism (3) extending to one side of the base (1); The die disassembly mechanism (3) comprises a height positioning component (32) mounted on one side of the melting seat (21); a quick release component (31) is connected to the surface of the height positioning component (32); the lower end of the quick release component (31) extends to one side of the base (1); an angle positioning component (33) is provided on the surface of the quick release component (31); and the angle positioning component (33) is mounted on one side of the base (1).

2. The easily disassembled die mechanism of a melt indexer according to claim 1, characterized in that: The quick-release assembly (31) includes a movable column (311) slidably connected to the interior of the height positioning assembly (32); the surface of the movable column (311) is fixedly connected to a rotating seat (312); the surface of the rotating seat (312) is fixedly connected to a plurality of connecting rods (313); the other end of the connecting rod (313) is fixedly connected to a fixing ring (314); the upper end of the fixing ring (314) is fixedly connected to a circular tube (315); and the upper end of the circular tube (315) is fixedly connected to a die head (316).

3. The easily disassembled die mechanism of a melt indexer according to claim 1, characterized in that: The height positioning assembly (32) comprises a fixed round seat (321) fixedly connected to the surface of the melting seat (21); the inner wall of the fixed round seat (321) is rotatably connected to a threaded rod (322); one end of the threaded rod (322) is fixedly connected to a handle (323); the surface of the threaded rod (322) is threadedly connected to a threaded tube (324); and the side of the threaded tube (324) away from the melting seat (21) is fixedly connected to an inclined block (325).

4. The easily disassembled die mechanism of a melt indexer according to claim 2, characterized in that: The angle positioning assembly (33) includes a lower mounting seat (331) fixedly connected to one side of the base (1); the movable column (311) is slidably connected to the inner wall of the lower mounting seat (331); a toggle plate (332) is provided at the lower end of the lower mounting seat (331); a slide groove (334) is provided on one side of the base (1); a slider (333) is fixedly connected to one side of the toggle plate (332); and the slider (333) is slidably connected to the inner wall of the slide groove (334).

5. The easily disassembled die mechanism of a melt indexer according to claim 3, characterized in that: The height positioning assembly (32) further comprises an upper mounting seat (326) fixedly connected to one side of the melting seat (21), the inner wall of the upper mounting seat (326) being slidably connected to the surface of the movable column (311), a fan-shaped disk (328) being fixedly connected to the surface of the upper mounting seat (326), and a push-out head (327) being fixedly connected to the inner wall of the fan-shaped disk (328).

6. The easily disassembled die mechanism of a melt indexer according to claim 2, characterized in that: A lower through hole (317) is provided at the lower end of the fixing ring (314), and the lower through hole (317) is communicated with the lower end of the circular tube (315).

7. The easily disassembled die mechanism of a melt indexer according to claim 2, characterized in that: An upper hole (319) is provided on the surface of the movable column (311) close to the height positioning component (32), and the inner top wall of the upper hole (319) is inclined.

8. The easily disassembled die mechanism of a melt indexer according to claim 2, characterized in that: A lower groove (318) is provided on the surface of the movable column (311) close to the angle positioning assembly (33), and the horizontal cross section of the lower groove (318) is cross-shaped.

9. The easily disassembled die mechanism of a melt indexer according to claim 4, characterized in that: A bayonet (335) is provided on the surface of the lower mounting seat (331), and the bayonet (335) is communicated with the surface of the quick-release assembly (31).

10. The easily disassembled die mechanism of a melt indexer according to claim 9, characterized in that: The upper end of the toggle plate (332) is fixedly connected to a clamping strip (336), and one end of the clamping strip (336) extends to the inner wall of the clamping port (335).

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