Sand blasting treatment device for machining shaft sleeve of sewing machine

Abstract

The utility model discloses a sand blasting device for processing a shaft sleeve of a sewing machine, which comprises a sand blasting machine, a sand blasting box is arranged at the upper end of the sand blasting machine, an observation window is arranged at the upper end of the sand blasting box, two groups of feed ports are arranged at the front end of the sand blasting box, and a positioning seat is arranged between the two groups of feed ports. A driving motor is installed at the front end of the positioning seat, and a threaded rod is rotationally connected into the positioning seat. Two sets of sleeves capable of moving front and back are installed in two sets of feeding ports, sealing plates on the sleeves can be opened, a sewing machine shaft sleeve is put into the sleeves from a feeding groove, then a driving motor is started, a threaded rod rotates under the action of the driving motor, and a threaded sleeve moves front and back under the guiding action of threads and two sets of guiding sliding blocks; and the two sets of sleeves can drive the sewing machine shaft sleeves to quickly enter or leave the sand blasting box, so that the sewing machine shaft sleeves in the sleeves can be quickly taken out, and the use convenience of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of sewing machine shaft sleeve processing, in particular to a sandblasting device for sewing machine shaft sleeve processing. Background Art

[0002] A sewing machine sleeve refers to a sleeve or bearing member used to support the sewing machine shaft. It plays an important role in protecting and supporting the sewing machine shaft. The surface of the sewing machine sleeve needs to be sandblasted during the production process. The existing sandblasting device can basically meet daily use needs, but there are still some shortcomings that need to be improved.

[0003] When using the sandblasting device widely used on the market, the sleeve needs to be manually placed into the sandblasting machine, and then the sand ejected at high speed inside the machine is used to grind and remove the metal burrs on the surface of the sleeve. However, in actual operation, it takes a lot of time to collect the sandblasted sewing machine sleeve, which is inconvenient to use. Therefore, we propose a sandblasting device for sewing machine sleeve processing to solve the above problem. Utility Model Content

[0004] The utility model aims to provide a sandblasting device for processing a sewing machine shaft sleeve to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a sandblasting device for processing a shaft sleeve of a sewing machine, comprising a sandblasting machine, a sandblasting box is arranged at the upper end of the sandblasting machine, an observation window is arranged at the upper end of the sandblasting box, two groups of feed ports are arranged at the front end of the sandblasting box, a positioning seat is arranged between the two groups of the feed ports, a driving motor is installed at the front end of the positioning seat, a threaded rod is rotatably connected in the positioning seat, the output end of the driving motor is connected to the end of the threaded rod, a threaded sleeve is threadedly connected to the outside of the threaded rod, guide grooves are provided on both sides of the positioning seat, guide sliders are slidably connected in the two groups of the guide grooves, the opposite ends of the two groups of the guide sliders are both outside the threaded sleeve, sleeves are fixed at the opposite ends of the two groups of the guide sliders, multiple groups of rolling rods are rotatably connected to the sleeve, a feeding trough is provided at the front end of the sleeve, a sealing plate is rotatably connected to the outside of the feed trough, and a positioning component is arranged above the feed trough.

[0006] As a further preferred embodiment of the present technical solution, the positioning assembly includes a fixed block, a sliding hole, a sliding rod, a bottom plate, a limit plug plate, a handle, and a reset spring. The tops of the two groups of sealing plates are provided with limit grooves, and fixed blocks are arranged above the two groups of feed troughs. The fixed blocks are provided with two groups of sliding holes, and the two groups of sliding holes are provided with sliding rods. The bottom ends of the two groups of sliding rods are fixed with limit plug plates through the bottom plate, and handles are fixed on the tops of the two groups of sliding rods. Reset springs are wound around the outside of the sliding rods, and the bottom ends of the two groups of limit plug plates can be inserted into the limit grooves on the sealing plate.

[0007] As a further preferred embodiment of the present technical solution, the input end of the driving motor is electrically connected to an external controller via a wire.

[0008] As a further preferred embodiment of the present technical solution, the outer wall of the handle is provided with anti-slip texture.

[0009] As a further preferred embodiment of the present technical solution, the outer wall of the sliding rod is fully fitted with the inner wall of the sliding hole on the fixed block, and the sliding rod is slidably connected to the sliding hole.

[0010] As a further preferred embodiment of the present technical solution, two ends of the return spring are respectively connected to the top outer wall of the bottom plate and the bottom outer wall of the fixed block, and the bottom plate is elastically connected to the fixed block via a sliding rod.

[0011] The utility model provides a sandblasting device for processing a shaft sleeve of a sewing machine, which has the following beneficial effects:

[0012] 1. The utility model installs two sets of sleeves that can move forward and backward in two sets of feed ports, and the sealing plate on the sleeve can be opened, and the sewing machine shaft sleeve can be placed into the sleeve from the feed slot, and then the driving motor is started, so that the threaded rod rotates under the action of the driving motor, and the threaded sleeve moves forward and backward under the guidance of the thread and the two sets of guide sliders, so that the two sets of sleeves can drive the sewing machine shaft sleeve to quickly enter or leave the sandblasting box, so as to facilitate the rapid removal of the sewing machine shaft sleeve in the sleeve, thereby improving the convenience of the device when used.

[0013] 2. The utility model installs a liftable bottom plate above the feed chute, which allows the two sets of slide bars to release elastic force to push the bottom plate downward, allowing the limit plug plate to be quickly inserted into the limit groove at the top of the sealing plate, quickly forming a rotation limit effect on the sealing plate, thereby effectively preventing the sealing plate from accidentally opening during sandblasting and improving the stability of the device during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0015] Figure 2 It is a partial cross-sectional structural schematic diagram of the utility model;

[0016] Figure 3 For the utility model Figure 2 A schematic diagram of the enlarged structure at point A;

[0017] Figure 4 For the utility model Figure 3 Schematic diagram of the enlarged structure at B.

[0018] In the figure: 1. sandblasting machine; 2. sandblasting box; 3. observation window; 4. feed port; 5. positioning seat; 6. drive motor; 7. threaded rod; 8. threaded sleeve; 9. guide groove; 10. guide slider; 11. sleeve; 12. roller; 13. feed trough; 14. sealing plate; 15. limit groove; 16. fixing block; 17. sliding hole; 18. sliding rod; 19. bottom plate; 20. limit plug plate; 21. pull handle; 22. reset spring. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0020] The utility model provides a technical solution: Figures 1 to 4 As shown, in the present embodiment, a sandblasting device for processing a shaft sleeve of a sewing machine comprises a sandblasting machine 1, a sandblasting box 2 is arranged at the upper end of the sandblasting machine 1, an observation window 3 is arranged at the upper end of the sandblasting box 2, two groups of feed ports 4 are arranged at the front end of the sandblasting box 2, a positioning seat 5 is arranged between the two groups of feed ports 4, a driving motor 6 is installed at the front end of the positioning seat 5, a threaded rod 7 is rotatably connected in the positioning seat 5, the output end of the driving motor 6 is connected to the end of the threaded rod 7, a threaded sleeve 8 is threadedly connected to the outside of the threaded rod 7, guide grooves 9 are provided on both sides of the positioning seat 5, guide sliders 10 are slidably connected in the two groups of guide grooves 9, the opposite ends of the two groups of guide sliders 10 are both outside the threaded sleeve 8, sleeves 11 are fixed at the opposite ends of the two groups of guide sliders 10, a plurality of groups of rollers 12 are rotatably connected to the sleeve 11, a feeding trough 13 is provided at the front end of the sleeve 11, a sealing plate 14 is rotatably connected to the outside of the feeding trough 13, and a positioning component is arranged above the feeding trough 13.

[0021] By installing two groups of sleeves 11 that can move forward and backward in the two groups of feed ports 4, when the sewing machine sleeve needs to be sandblasted, the sealing plate 14 on the sleeve 11 can be opened, and the sewing machine sleeve can be placed into the sleeve 11 from the feed slot 13, and then the drive motor 6 is started, so that the threaded rod 7 rotates under the action of the drive motor 6, and the threaded sleeve 8 moves backward under the guidance of the thread and the two groups of guide sliders 10, so that the two groups of sleeves 11 can drive the sewing machine sleeve to quickly enter the sandblasting box 2 for sandblasting, and after the sandblasting is completed, the threaded sleeve 8 can drive the two groups of sleeves 11 to quickly leave the sandblasting box 2, so as to facilitate the quick removal of the sewing machine sleeve in the sleeve 11, thereby improving the convenience of the device when used.

[0022] In other embodiments, the positioning assembly includes a fixed block 16, a sliding hole 17, a sliding rod 18, a bottom plate 19, a limiting plug plate 20, a handle 21, and a reset spring 22. The tops of the two groups of sealing plates 14 are provided with a limiting groove 15, and the tops of the two groups of feed troughs 13 are provided with a fixed block 16, and the fixed block 16 is provided with two groups of sliding holes 17. The two groups of sliding holes 17 are provided with sliding rods 18. The bottom ends of the two groups of sliding rods 18 are fixed with the limiting plug plate 20 through the bottom plate 19, and the tops of the two groups of sliding rods 18 are fixed with a handle 21. The outside of the sliding rods 18 is wound with a reset spring 22, and the bottom ends of the two groups of limiting plug plates 20 can be inserted into the limiting groove 15 on the sealing plate 14;

[0023] By installing a liftable bottom plate 19 above the feed chute 13, when the sealing plate 14 needs to be closed, the handle 21 is first pulled upward to allow the two sets of slide bars 18 to drive the bottom plate 19 and the limit plug plate 20 to move upward. The two sets of slide bars 18 are squeezed and deformed by the bottom plate 19 to accumulate force, and then the sealing plate 14 can be pushed to allow the sealing plate 14 to rotate into the feed chute 13. Then, the upward pulling force on the handle 21 is released, and the two sets of slide bars 18 release the elastic force to push the bottom plate 19 downward, allowing the limit plug plate 20 to quickly insert into the limit groove 15 at the top of the sealing plate 14, quickly forming a rotation limit effect on the sealing plate 14, thereby effectively preventing the sealing plate 14 from accidentally opening during sandblasting, thereby improving the stability of the device during use.

[0024] In other embodiments, the input end of the drive motor 6 is electrically connected to an external controller via a wire;

[0025] Through this design, the external controller can control the start and stop of the drive motor 6 in real time, so that the drive motor 6 can mobilize the threaded rod 7 in the positioning seat 5 to rotate normally.

[0026] In other embodiments, the outer wall of the handle 21 is provided with anti-slip textures;

[0027] This design can effectively increase the friction between the handle 21 and the user's hand, making it easier to effectively pull the handle 21.

[0028] In other embodiments, the outer wall of the slide rod 18 is fully fitted with the inner wall of the slide hole 17 on the fixed block 16, and the slide rod 18 is slidably connected with the slide hole 17;

[0029] Through this design, when the slide rod 18 slides along the slide hole 17 on the fixed block 16, it can effectively prevent the slide rod 18 from shaking during the movement, thereby improving the stability of the device slide rod 18 when in use.

[0030] In other embodiments, the two ends of the return spring 22 are respectively connected to the top outer wall of the bottom plate 19 and the bottom outer wall of the fixed block 16, and the bottom plate 19 is elastically connected to the fixed block 16 through the slide rod 18;

[0031] Through this design, the slide rod 18 can continuously apply a downward elastic force to the bottom plate 19 , so that the bottom plate 19 can drive the limiting plug plate 20 to quickly insert into the limiting groove 15 at the top of the sealing plate 14 .

[0032] The electrical components mentioned in this article are all connected to an external main controller and industrial power supply, and the main controller can be a conventional known device for control such as a computer.

[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A sandblasting device for processing a sewing machine shaft sleeve, comprising a sandblasting machine (1), a sandblasting box (2) being arranged at the upper end of the sandblasting machine (1), an observation window (3) being arranged at the upper end of the sandblasting box (2), and two groups of feed ports (4) being arranged at the front end of the sandblasting box (2), characterized in that: A positioning seat (5) is arranged between the two groups of the feed ports (4). A driving motor (6) is installed at the front end of the positioning seat (5). A threaded rod (7) is rotatably connected inside the positioning seat (5). The output end of the driving motor (6) is connected to the end of the threaded rod (7). The threaded sleeve (8) is threadedly connected to the outside of the threaded rod (7). Guide grooves (9) are arranged on both sides of the positioning seat (5). Guide sliders (10) are slidably connected inside the two groups of the guide grooves (9). The opposite ends of the two groups of the guide sliders (10) are both outside the threaded sleeve (8). The opposite ends of the two groups of the guide sliders (10) are fixed with sleeves (11). Multiple groups of rollers (12) are rotatably connected to the sleeves (11). A feeding trough (13) is arranged at the front end of the sleeve (11). A sealing plate (14) is rotatably connected to the outside of the feeding trough (13). Positioning components are arranged above the feeding trough (13).

2. A sandblasting device for processing a sewing machine sleeve according to claim 1, characterized in that: The positioning assembly comprises a fixed block (16), a sliding hole (17), a sliding rod (18), a bottom plate (19), a limiting plug plate (20), a handle (21), and a return spring (22). The tops of the two groups of sealing plates (14) are both provided with a limiting groove (15). The tops of the two groups of feeding troughs (13) are both provided with a fixed block (16). The fixed block (16) is both provided with two groups of sliding holes (17). The two groups of sliding holes (17) are both provided with a sliding rod (18). The bottom ends of the two groups of sliding rods (18) are both fixed with the limiting plug plate (20) through the bottom plate (19). The tops of the two groups of sliding rods (18) are fixed with a handle (21). The outsides of the sliding rods (18) are both wound with a return spring (22). The bottom ends of the two groups of limiting plug plates (20) can be inserted into the limiting groove (15) on the sealing plate (14).

3. A sandblasting device for processing a sewing machine sleeve according to claim 1, characterized in that: The input end of the driving motor (6) is electrically connected to an external controller via a wire.

4. A sandblasting device for processing a sewing machine sleeve according to claim 2, characterized in that: The outer wall of the handle (21) is provided with anti-slip patterns.

5. The sandblasting device for processing a sewing machine sleeve according to claim 2, characterized in that: The outer wall of the sliding rod (18) is fully fitted with the inner wall of the sliding hole (17) on the fixed block (16), and the sliding rod (18) and the sliding hole (17) are connected in a sliding manner.

6. A sandblasting device for processing a sewing machine sleeve according to claim 2, characterized in that: The two ends of the return spring (22) are respectively connected to the top outer wall of the bottom plate (19) and the bottom outer wall of the fixed block (16), and the bottom plate (19) is elastically connected to the fixed block (16) via a sliding rod (18).

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