Polishing and dust removing device for acrylic labels

Abstract

The utility model discloses a polishing and dust removing device for acrylic labels, which relates to the technical field of label polishing and comprises a motor, a fixing cylinder mounted on the outer side of an output shaft of the motor, a polishing wheel mounted at the tail end of the output shaft of the motor, and a housing arranged on the outer side of the fixing cylinder through a mounting mechanism. The mounting mechanism comprises a positioning unit arranged on the side wall of the housing and a limiting unit arranged above the positioning unit; the connecting pipe is fixedly connected with the side wall of the housing through a connecting mechanism; the connecting mechanism comprises a fixing pipe installed on the side wall of the housing, a threaded rod arranged on the side wall of the fixing pipe, a fixing block installed at the bottom of the threaded rod and a groove formed in the outer surface of the connecting pipe. According to the polishing and dust removing device for the acrylic sign, through the arrangement of the mounting mechanism and the connecting mechanism, the fixing effect on the housing is good, the situation that the housing falls off in the using process is avoided, and the interior of the connecting pipe is convenient to clean.

Description

Technical Field

[0001] The utility model relates to the technical field of sign polishing, in particular to a polishing and dust removal device for acrylic sign. Background Art

[0002] Signage, as the name implies, is a signboard used to make identification, with text, patterns and other contents on it to indicate direction and warning. Common signs include public welfare signs, cultural signs, signboards, and warning signs.

[0003] Publication (Announcement) No.: CN214109954U discloses a polishing and dust removal device for acrylic signs, comprising a fixed cylinder, a motor is fixedly provided on the fixed cylinder, an output shaft of the motor passes through the fixed cylinder and is equipped with a polishing wheel, a sleeve is slidably sleeved on the fixed cylinder, a telescopic ring is slidably provided on the lower end of the sleeve, a spring is connected between the telescopic ring and the sleeve, a connecting pipe is connected to the side of the sleeve, and a vacuum cleaner joint is fixedly provided on the head of the connecting pipe. When the utility model is in use, the connecting pipe and the vacuum cleaner are connected through the vacuum cleaner joint. During the polishing process, the vacuum cleaner is turned on to extract the dust, thereby improving the working environment of the workshop. The sleeve is slidably connected to the fixed cylinder, and the sleeve can be slid upward during the polishing process to facilitate observation of the polishing condition of the surface of the acrylic sign. Through the setting of the ball, during the polishing process, the ball contacts the surface of the acrylic sign, which facilitates moving the position of the polishing wheel on the surface of the acrylic sign, thereby adjusting the polishing position.

[0004] Although the above scheme has the advantage of improving the working environment of the workshop, the fixing effect of the fixing tube is poor during actual use, and it is easy to fall off. In addition, the connecting pipe and the sleeve ring of the above scheme are fixedly connected. When the inside of the connecting pipe is blocked, it is inconvenient to clean the inside of the connecting pipe. For this reason, we propose a polishing and dust removal device for acrylic signs. Utility Model Content

[0005] The main purpose of the utility model is to provide a polishing and dust removal device for acrylic signs. By setting up an installation mechanism, the problem that the fixing effect of the fixing tube is poor and it is easy to fall off during actual use is solved. By setting up a connecting mechanism, the problem that the connecting tube and the sleeve are fixedly connected in the above-mentioned solution, when the inside of the connecting tube is blocked, it is inconvenient to clean the inside of the connecting tube.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A polishing and dust removal device for acrylic signboards, comprising a motor, a fixing cylinder installed outside the motor output shaft, a grinding wheel installed at the end of the motor output shaft, and further comprising:

[0008] A cover shell, wherein the cover shell is arranged outside the fixing cylinder through a mounting mechanism;

[0009] The mounting mechanism includes a positioning unit arranged on the side wall of the housing and a limiting unit arranged above the positioning unit;

[0010] The positioning unit comprises a movable groove arranged on the side wall of the housing, a positioning rod movably arranged inside the movable groove, a limiting ring installed on the surface of the positioning rod, and a reset member arranged on the side of the limiting ring. The outer surface of the fixed cylinder is provided with a positioning groove adapted to the size of the end of the positioning rod;

[0011] A connecting pipe, wherein the connecting pipe is fixedly connected to the side wall of the housing through a connecting mechanism;

[0012] The connecting mechanism comprises a fixing pipe installed on the side wall of the housing, a threaded rod arranged on the side wall of the fixing pipe, a fixing block installed on the bottom of the threaded rod, and a groove arranged on the outer surface of the connecting pipe.

[0013] Preferably, there are two groups of positioning units, and the two groups of positioning units are arranged oppositely on the side wall of the housing;

[0014] The number of the limiting units is the same as the number of the positioning units.

[0015] Preferably, a plug hole is provided on the top of the positioning rod.

[0016] Preferably, the limiting unit includes a storage groove arranged inside the side wall of the cover shell, a limiting block movably arranged inside the storage groove, and an extrusion member arranged between the limiting block and the top of the storage groove. The side wall of the storage groove is provided with a sliding groove, and a push block is movably arranged inside the sliding groove. The push block is installed on the surface of the limiting block, and the end size of the limiting block is adapted to the size of the socket.

[0017] Preferably, the outer surface of the push block is provided with anti-slip grooves.

[0018] Preferably, there are two groups of the connection mechanisms, and the two groups of the connection mechanisms are arranged in a circular array with the center point of the fixed tube as a circle.

[0019] Preferably, a sealing gasket is provided at the connection between the connecting pipe and the fixing pipe.

[0020] Compared with the prior art, the utility model has the following beneficial effects:

[0021] 1. In the utility model, through the installation mechanism provided, the positioning rod is pulled to retract into the movable groove, and the elastic extrusion effect of the extrusion piece is cooperated to push one end of the limit block to resist the positioning rod, thereby limiting the positioning rod, and the cover shell is arranged on the outside of the output shaft of the motor, and the cover shell is located on the outside of the fixed cylinder, and the push block is slid upward, thereby driving the limit block to move up, so that the end of the limit block is separated from the positioning rod, and the limit on the positioning rod is released. Under the elastic resetting action of the resetting piece, the limit ring is cooperated to push one end of the positioning rod to engage with the positioning groove, and then the push block is released. Under the elastic extrusion action of the extrusion piece, the bottom end of the limit block is pushed through the jacking hole on the top surface of the positioning rod, thereby limiting and fixing the positioning rod, completing the installation of the cover shell, and the fixing effect of the cover shell is good, and it will not fall off during use.

[0022] 2. In the utility model, a connecting mechanism is provided to cooperate with the reverse rotation of the handle to drive the threaded rod to rotate, so that the fixed block is separated from the groove, thereby releasing the limit on the connecting pipe. The connecting pipe can be pulled outward to be disassembled, which is convenient for cleaning the inside of the connecting pipe and avoiding blockage inside the connecting pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0024] Figure 2 It is a top view of the utility model;

[0025] Figure 3 For this utility model Figure 2 Schematic diagram of the cross-section structure at AA in the middle;

[0026] Figure 4 For this utility model Figure 3 The enlarged structural diagram at B in the middle;

[0027] Figure 5 For this utility model Figure 3 Enlarged structural diagram at point C in the middle.

[0028] In the figure:

[0029] 1. Motor;

[0030] 2. Fixed cylinder;

[0031] 3. Grinding wheel;

[0032] 4. Cover;

[0033] 5. Installation mechanism; 51. Positioning unit; 511. Positioning rod; 5111. Insertion hole; 512. Limiting ring; 513. Reset member; 514. Positioning groove; 52. Limiting unit; 521. Limiting block; 522. Extrusion member; 523. Pushing block;

[0034] 6. Connecting pipe;

[0035] 7. Connecting mechanism; 71. Fixing tube; 72. Threaded rod; 73. Fixing block; 74. Groove. DETAILED DESCRIPTION

[0036] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0037] Embodiment 1: Figure 1-5 As shown, a polishing and dust removal device for acrylic signs includes a motor 1, a fixing cylinder 2 installed on the outside of the output shaft of the motor 1, a grinding wheel 3 installed on the end of the output shaft of the motor 1, and also includes:

[0038] A cover shell 4, which is arranged outside the fixed cylinder 2 through a mounting mechanism 5;

[0039] The mounting mechanism 5 includes a positioning unit 51 disposed on the side wall of the housing 4 and a limiting unit 52 disposed above the positioning unit 51;

[0040] The positioning unit 51 includes a movable groove arranged on the side wall of the housing 4, a positioning rod 511 movably arranged inside the movable groove, a limiting ring 512 installed on the surface of the positioning rod 511, and a reset member 513 arranged on the side of the limiting ring 512. A positioning groove 514 matching the size of the end of the positioning rod 511 is opened on the outer surface of the fixed cylinder 2. Preferably, the reset member 513 is a reset spring.

[0041] A connecting pipe 6, which is fixedly connected to the side wall of the housing 4 via a connecting mechanism 7;

[0042] The connecting mechanism 7 includes a fixing tube 71 installed on the side wall of the cover shell 4, a threaded rod 72 arranged on the side wall of the fixing tube 71, a fixing block 73 installed at the bottom of the threaded rod 72, and a groove 74 arranged on the outer surface of the connecting tube 6. Preferably, the size of the groove 74 is adapted to that of the fixing block 73.

[0043] There are two groups of positioning units 51, and the two groups of positioning units 51 are relatively arranged on the side walls of the housing 4, and the housing 4 is stably fixed by arranging the two groups of positioning units 51;

[0044] The number of the limiting units 52 is the same as the number of the positioning units 51 .

[0045] A plug hole 5111 is formed on the top of the positioning rod 511 .

[0046] The limiting unit 52 includes a storage groove arranged inside the side wall of the cover shell 4, a limiting block 521 movably arranged inside the storage groove, and an extrusion piece 522 arranged between the limiting block 521 and the top of the storage groove. A sliding groove is opened on the side wall of the storage groove, and a push block 523 is movably arranged inside the sliding groove. The push block 523 is installed on the surface of the limiting block 521. The size of the end of the limiting block 521 is adapted to the size of the socket 5111. Preferably, the extrusion piece 522 is an extrusion spring.

[0047] The outer surface of the push block 523 is provided with anti-skid grooves to increase the friction between the push block 523 and the operator's hand.

[0048] Preferably, the grinding wheel 3 is mounted on the end of the output shaft of the motor 1 by means of bolts, so as to facilitate the disassembly and assembly of the grinding wheel 3 .

[0049] The push block 523 is then released, and the bottom end of the limit block 521 is pushed through the jack 5111 on the top surface of the positioning rod 511 under the elastic extrusion action of the extrusion piece 522, thereby limiting the positioning rod 511 and completing the installation of the cover shell 4. The cover shell 4 is located outside the output shaft of the motor 1, and the cover shell 4 is located outside the fixed cylinder 2. The push block 523 is slid upward, thereby driving the limit block 521 to move upward, so that the end of the limit block 521 is separated from the positioning rod 511, and the limit on the positioning rod 511 is released. Under the elastic resetting action of the resetting piece 513, the limit ring 512 is cooperated to push one end of the positioning rod 511 to engage with the positioning groove 514, and then the push block 523 is released. Under the elastic extrusion action of the extrusion piece 522, the bottom end of the limit block 521 is pushed through the jack 5111 on the top surface of the positioning rod 511, thereby limiting and fixing the positioning rod 511, and completing the installation of the cover shell 4. The fixing effect of the cover shell 4 is good.

[0050] Embodiment 2: Figure 1-5 As shown, a polishing and dust removal device for acrylic signs includes a motor 1, a fixing cylinder 2 installed on the outside of the output shaft of the motor 1, a grinding wheel 3 installed on the end of the output shaft of the motor 1, and also includes:

[0051] A cover shell 4, which is arranged outside the fixed cylinder 2 through a mounting mechanism 5;

[0052] The mounting mechanism 5 includes a positioning unit 51 disposed on the side wall of the housing 4 and a limiting unit 52 disposed above the positioning unit 51;

[0053] The positioning unit 51 includes a movable groove arranged on the side wall of the housing 4, a positioning rod 511 movably arranged inside the movable groove, a limiting ring 512 installed on the surface of the positioning rod 511, and a reset member 513 arranged on the side of the limiting ring 512. A positioning groove 514 matching the size of the end of the positioning rod 511 is opened on the outer surface of the fixing cylinder 2.

[0054] A connecting pipe 6, which is fixedly connected to the side wall of the housing 4 via a connecting mechanism 7;

[0055] The connecting mechanism 7 includes a fixing tube 71 installed on the side wall of the cover shell 4, a threaded rod 72 arranged on the side wall of the fixing tube 71, a fixing block 73 installed at the bottom of the threaded rod 72, and a groove 74 arranged on the outer surface of the connecting tube 6. Preferably, a turning handle is installed at the outer end of the threaded rod 72.

[0056] There are two groups of connection mechanisms 7 , and the two groups of connection mechanisms 7 are arranged in a circular array with the center point of the fixed tube 71 as a circle.

[0057] A sealing gasket is provided at the connection between the connecting pipe 6 and the fixing pipe 71 .

[0058] When installing the connecting tube 6, first insert one end of the connecting tube 6 into the fixing tube 71, and drive the threaded rod 72 to rotate by turning the handle, and push the fixing block 73 to move under the action of the threaded pair, so that the fixing block 73 is engaged with the groove 74 on the outer surface of the connecting tube 6, thereby limiting the connecting tube 6. When blockage occurs inside the connecting tube 6, the threaded rod 7 is driven to rotate by turning the handle in the opposite direction, so that the fixing block 73 is separated from the groove 74, thereby releasing the limit on the connecting tube 6, and the connecting tube 6 can be removed by pulling it outward, so that the inside of the connecting tube 6 can be cleaned conveniently.

Claims

1. A polishing and dust removal device for acrylic signboards, comprising a motor (1), a fixing cylinder (2) mounted on the outside of an output shaft of the motor (1), and a grinding wheel (3) mounted on the end of the output shaft of the motor (1), characterized in that: Also includes: A cover shell (4), the cover shell (4) being arranged outside the fixed cylinder (2) via a mounting mechanism (5); The mounting mechanism (5) comprises a positioning unit (51) arranged on a side wall of the housing (4), and a limiting unit (52) arranged above the positioning unit (51); The positioning unit (51) comprises a movable groove arranged on the side wall of the housing (4), a positioning rod (511) movably arranged inside the movable groove, a limiting ring (512) installed on the surface of the positioning rod (511), and a reset member (513) arranged on the side of the limiting ring (512); and a positioning groove (514) matching the size of the end of the positioning rod (511) is formed on the outer surface of the fixing cylinder (2); A connecting pipe (6), wherein the connecting pipe (6) is fixedly connected to a side wall of the housing (4) via a connecting mechanism (7); The connecting mechanism (7) comprises a fixing tube (71) mounted on the side wall of the housing (4), a threaded rod (72) arranged on the side wall of the fixing tube (71), a fixing block (73) mounted on the bottom of the threaded rod (72), and a groove (74) arranged on the outer surface of the connecting tube (6).

2. The polishing and dust removal device for acrylic signboards according to claim 1, characterized in that: There are two groups of the positioning units (51), and the two groups of the positioning units (51) are arranged opposite to each other on the side wall of the housing (4); The number of the limiting units (52) is the same as the number of the positioning units (51).

3. The polishing and dust removal device for acrylic signboards according to claim 2, characterized in that: The top of the positioning rod (511) is provided with an insertion hole (5111).

4. The polishing and dust removal device for acrylic signboards according to claim 3 is characterized in that: The limiting unit (52) comprises a storage groove arranged inside the side wall of the cover shell (4), a limiting block (521) movably arranged inside the storage groove, and an extrusion piece (522) arranged between the limiting block (521) and the top of the storage groove. The side wall of the storage groove is provided with a slide groove, and a push block (523) is movably arranged inside the slide groove. The push block (523) is mounted on the surface of the limiting block (521), and the size of the end of the limiting block (521) is adapted to the size of the plug hole (5111).

5. The polishing and dust removal device for acrylic signboards according to claim 4, characterized in that: The outer surface of the push block (523) is provided with anti-slip grooves.

6. The polishing and dust removal device for acrylic signboards according to claim 1, characterized in that: There are two groups of the connection mechanisms (7), and the two groups of the connection mechanisms (7) are arranged in a circular array with the center point of the fixed tube (71) as a circle.

7. The polishing and dust removal device for acrylic signboards according to claim 6, characterized in that: A sealing gasket is provided at the connection between the connecting pipe (6) and the fixing pipe (71).

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